CN204209521U - A kind of flash trimmer - Google Patents

Abstract

The utility model discloses a kind of flash trimmer, comprise feeding station, plain grinding station and sweep tooth station, three stations respectively correspondence are provided with feed mechanism, plain grinding mechanism, sweep gear mechanism, also comprise inversion mechanism workpiece being transported to next station from a upper station; Plain grinding mechanism comprises the first motor, the reduction gearing mechanism be connected with the first motor and emery wheel; Also comprise revolution connector and rotation actuator, revolution connector is connected with the output shaft of reduction gearing mechanism, rotation actuator can relatively rotate with revolution connector, and the output shaft eccentric setting of rotation actuator and reduction gearing mechanism, emery wheel is connected with the output shaft of rotation actuator is concentric.Adopt this structure, emery wheel does revolution motion and spinning motion in the course of the work simultaneously, and its movement locus forms envelope track, like this, be delivered to below emery wheel by clamp system by workpiece, the working face of emery wheel can contact with workpiece end face rapidly, greatly improves the efficiency of deburring.

Description

A kind of flash trimmer

Technical field

The utility model relates to Machining Technology field, particularly relates to a kind of flash trimmer.

Background technology

Punching parts can produce burr at punching press backlash cutting surface, affects the function of product, therefore, needs these burrs to remove.These burrs are manually not easily removed and are wasted time and energy, and therefore need special flash trimmer to be removed by burr.Flash trimmer generally includes material loading technique, grinding process and sweeps tooth technique.

In prior art, the grinding mechanism of the most frequently used burring machine is exactly flat surface grinding, drives the emery wheel of High Rotation Speed to rotate, utilizes the end face of its end surface grinding workpiece, remove to make the burr of workpiece end face.But the grinding time of existing grinding mechanism to workpiece is long, causes the grinding efficiency of workpiece all lower.

In addition, please refer to shown in Fig. 1, Fig. 2 and Fig. 3, Fig. 1 is the emery wheel of another kind of plain grinding mechanism and the structural representation of absorption surface in prior art; Fig. 2 is the structural representation before wheel grinding shown in Fig. 1; Fig. 3 for emery wheel shown in Fig. 2 work long hours after structural representation.

In this structure, the working face end face that is comparatively large, workpiece 100 ' of emery wheel 13 ' is less, in grinding process, whole end faces of workpiece 100 ' contact with the some work face of emery wheel 13 ' all the time, like this, after long grinding, as shown in Figure 3, the part wears that emery wheel 13 ' middle part is more with the part wears of workpiece 100 ' end contact, emery wheel 13 ' edge does not contact with workpiece 100 ' is less, the working face of emery wheel 13 ' is caused to occur rough situation, therefore need the equating work regularly carrying out emery wheel 13 ', cause the use cost of emery wheel 13 ' higher.

In addition, end face is provided with that half punching is protruding and burr is located at the workpiece partly rushing boss side, there is no adaptive grinding mechanism in prior art and deburring work is carried out to it.

Finally, the material loading operation of flash trimmer of the prior art and sweep tooth operation and mostly be manual operation, not only operating accuracy is not high, operating efficiency is also lower.

In view of this, urgently for above-mentioned technical problem, look for another way a kind of flash trimmer of design, not only improves the efficiency of cross grinding, and the self-correction realized in grinding process stone face, and improve whole flash trimmer automatization level, ensure its operating accuracy and operating efficiency.

Utility model content

The purpose of this utility model, for providing a kind of flash trimmer, not only improves the efficiency of cross grinding, and in grinding process, realize the self-correction to stone face, and improve whole flash trimmer automatization level, ensure its operating accuracy and operating efficiency.

For solving the problems of the technologies described above, the utility model provides a kind of flash trimmer, comprise feeding station, plain grinding station and sweep tooth station, three stations respectively correspondence are provided with feed mechanism, plain grinding mechanism, sweep gear mechanism, also comprise inversion mechanism workpiece being transported to next station from a upper station; Described plain grinding mechanism comprises the first motor, the reduction gearing mechanism be connected with described first motor and emery wheel; Also comprise revolution connector and rotation actuator, described revolution connector is connected with the output shaft of described reduction gearing mechanism, described rotation actuator and described revolution connector can relatively rotate, and the output shaft eccentric setting of described rotation actuator and described reduction gearing mechanism, described emery wheel is connected with the output shaft of described rotation actuator is concentric.

Adopt this structure, emery wheel does revolution motion and spinning motion in the course of the work simultaneously, its movement locus forms envelope track, as shown in the figure, the movement locus simulation drawing that this figure is the emery wheel of plain grinding mechanism shown in figure, like this, is delivered to below emery wheel by clamp system by workpiece, the working face of emery wheel can contact with workpiece end face rapidly, thus greatly improves the efficiency of deburring.

Preferably, described revolution connector is that middle part is provided with the axle sleeve of installing hole, the output shaft eccentric setting of described installing hole and described reduction gearing mechanism, and described rotation actuator to be connected to one heart in described installing hole and can to rotate relative to described installing hole.

Preferably, the excircle eccentricity of described installing hole and described axle sleeve is arranged, and the cylindrical of described axle sleeve is connected with the output shaft of described reduction gearing mechanism is concentric.

Preferably, the eccentricity range of the output shaft of described installing hole and described reduction gearing mechanism is 4mm ~ 5mm, and most of end contact of its most of working face and described workpiece when rotating to make described emery wheel, fraction working face do not cover the end face of described workpiece.

Preferably, described rotation actuator is electro spindle, and described electro spindle comprises the second motor and is located at the shell of described second outside motor, and described shell is connected with described axle sleeve, and the output revolving shaft of described second motor is connected with described emery wheel.

Preferably, also comprise clamp system, when described clamp system also has a plain grinding clamping work pieces clamping unit, be connected to below described clamping unit, support the universal floating mechanism of workpiece, to make described workpiece can be servo-actuated under the additional external force effect of the grinding mechanism of described flash trimmer in deburring process.

Preferably, described universal floating mechanism comprises the upper bulb set gradually from top to bottom, lower bulb and base; One in described upper bulb, described lower both bulbs is provided with Internal Spherical Surface, and the another one in the two is provided with spherical outside surface, and described Internal Spherical Surface and described spherical outside surface coordinate; Be provided with the first spring between described lower bulb, described base, the upper end of described first spring is installed in the first guide channel of the axis of described lower bulb, lower end is installed in the second guide channel of the axis of described base.

Preferably, described upper bulb bottom is provided with multiple the first screwed hole that Open Side Down, and described lower bulb is provided with that multiple axis runs through, first through hole corresponding with described first screwed hole; First relocation mechanism comprises the first screw and the second spring, described first screw runs through described first through hole from top to bottom, is threaded with described first screwed hole, the head of a nail of the first screw is connected in the below of described first through hole, have gap between described first through hole and described first screw, described second spring-compressed is set in the outside of described first screw between the bottom of described first through hole and the head of a nail of described first screw.

Preferably, described upper bulb bottom is also provided with multiple the first locating hole that Open Side Down, and described lower bulb top is also provided with the second locating hole of multiple opening upwards, and described first locating hole, described second locating hole correspondence are arranged; Described first relocation mechanism also comprises the 3rd spring that upper end, lower end are installed on described first locating hole, described second locating hole respectively.

Preferably, described lower bulb bottom is provided with multiple the second screwed hole that Open Side Down, described base comprises the brace table of bottom and the positioning table of top thereof, be provided with circumferential recess between described brace table and described positioning table, described positioning table be provided with axially run through, second through hole corresponding with described second screwed hole; Second relocation mechanism comprises the second screw and the 4th spring, described second screw runs through described second through hole from top to bottom, is threaded with described second screwed hole, the head of a nail of described second screw is connected in the below of described second through hole, and the upper end of described 4th spring abuts described second screw, lower end abuts described brace table.

Preferably, described feed mechanism comprises support passage, clamping device, pusher and retention device; Described support passage is located at above the material seat of described flash trimmer, the processing stations that the top of described support passage is connected with the connecting gear of described flash trimmer, terminal is described flash trimmer; Described clamping device is located on described pusher, for clamping or unclamping workpiece; Described pusher can promote described clamping device and move back and forth along described support passage, so that workpiece is delivered to described terminal by described top; When the described terminal of described support passage has workpiece, described retention device limits other workpiece motion s of described support passage.

Preferably, described pusher comprises and pushes cylinder, pedestal, and is slidably connected on described pedestal, supports the supporting seat of described clamping device, and the cylinder bar of described promotion cylinder is connected with described supporting seat; Described clamping device is two finger cylinders, described two refer to that two cylinder bars of cylinder are connected with the clamping limb upwards bent, two described clamping limbs are located at the both sides of described support passage respectively, with make two described cylinder bars in opposite directions or from motion drive described clamping limb clamp or unclamp described workpiece.

Preferably, described retention device comprises the stop bracket be fixedly arranged on above described support passage, the end of described stop bracket is the U-shaped structure that two support arms be arranged in parallel in the horizontal direction, wherein upper branch arm is provided with pin cylinder, the cylinder bar bottom of described pin cylinder is passed described upper branch arm, is connected with block piece, and described block piece is plugged in lower branch arm, stretches out downwards.

Preferably, described gear mechanism of sweeping comprises and sweeps tooth station supporting seat, sweeps corresponding round brush, the round brush drive unit that drives described round brush to rotate arranged of tooth station supporting seat with described, be also included in and sweep tooth front clamp workpiece, sweep tooth after unclamp described workpiece sweep tooth clamping device; The form fit of the surface configuration of described round brush and described surface of the work tooth side to be swept, when sweeping tooth workpiece support described in workpiece is positioned over, the central shaft of described round brush is positioned at the top of described workpiece tooth side to be swept, and described round brush is in the horizontal direction near described workpiece, the teeth groove top of tooth to be swept described in its surperficial brush when rotating from bottom to top to make described round brush.

Preferably, described tooth clamping device of sweeping comprises two middle parts around the rotating clamping part of horizontal bearing pin, one end of described clamping part is bare terminal end, the other end is free end, also comprise precompressed and shrink in spring between described bare terminal end and the described sidewall sweeping tooth station supporting seat, and be located at two described free end sides open cylinder; Before described workpiece arrives, described in open cylinder and stretch out, promote two opposing motions of described free end, to make two opposing motions of described bare terminal end, to form the space of the described workpiece of accommodation; After described workpiece arrives, described in open cylinder and shrink, leave described free end, to promote two described clamping part move toward one another from both sides to make two described springs, clamp described workpiece; After sweeping tooth, described in open cylinder and again promote two described free ends, unclamp described workpiece.

Preferably, the number of described horizontal bearing pin is two, and two described clamping parts rotate around respective described horizontal bearing pin symmetrically, and described clamping part bends inwards below described horizontal bearing pin, and when clamping described workpiece, two described bare terminal ends be arranged in parallel.

Preferably, also comprise feed arrangement, described feed arrangement comprises loading plate, the infeed mean of the described round brush of carrying and described round brush drive unit, described loading plate is slidably connected with the support of described flash trimmer, described infeed mean promotes the relatively described support of described loading plate and reciprocatingly slides, with make described round brush near or sweep tooth station supporting seat away from described.

Preferably, described inversion mechanism comprises driver part, conveyer frames and at least two are for clamping or unclamp the clamping device of workpiece, described conveyer frames is linkage, described linkage comprises at least two forks be arranged in parallel, bottom and the frame of described fork are hinged, the top of at least two described forks is connected with horizontal brace rod, at least two described clamping devices all cross out, and be parallelly connected on described connecting rod, interval between at least two described clamping devices is corresponding with the distance between at least three described stations to be arranged, described driver part is connected with described fork, move back and forth for driving described linkage, thus drive described clamping device that described workpiece is delivered to its next station by current station.

Accompanying drawing explanation

Fig. 1 is a kind of emery wheel of plain grinding mechanism and the structural representation of absorption surface in prior art;

Fig. 2 is the structural representation before wheel grinding shown in Fig. 1;

Fig. 3 for emery wheel shown in Fig. 2 work long hours after structural representation;

Fig. 4 provides by the utility model the structure diagram of a kind of detailed description of the invention of the plain grinding mechanism of flash trimmer;

The movement locus simulation drawing that Fig. 5 is the emery wheel of plain grinding mechanism shown in Fig. 4;

The part explosive view that Fig. 6 is the plain grinding mechanism of flash trimmer shown in Fig. 4;

Fig. 7 is the structural perspective of Fig. 6 bottom bracket axle;

The stereogram of different angles when Fig. 8, Fig. 9 are respectively emery wheel in plain grinding mechanism shown in Fig. 6 and absorption surface;

Figure 10, Figure 11 are the stereogram of the different angles of installation sleeve in Fig. 6;

Figure 12 is the structural representation of rotation-preventing mechanism in Fig. 6;

Figure 13 is the structural representation of another angle of Figure 12;

Figure 14 is the structural representation of Fig. 6 medium plain emery wheel.

Wherein, the Reference numeral in Fig. 1 to Fig. 3 and the pass between component names are:

Motor 1 '; Eccentric disc 2 '; Bearing 3 '; Translation rotating dish 4 '; Prevent from bull stick 5 '; Prevent autorotation disk 6 ';

Emery wheel 13 '; Workpiece 100 ';

Reference numeral in Fig. 4 to Figure 14 and the pass between component names are:

First motor 11; Reduction gearing mechanism 12; The output shaft 121 of reduction gearing mechanism; Emery wheel 13; Through hole 131; Revolution connector 14; Installing hole 141; Clutch shaft bearing 142; Second bearing 143; Rotation actuator 15; The output shaft 151 of the second motor; Installation sleeve 152; Radial location hole 153; Head holder 16; Rotation-preventing mechanism 17; First anti-transfer part 171; Second anti-transfer part 172; Slide block 173; Guide rail 174; Rail bar 1741; Guide pad 1742; Workpiece 100; A eccentric throw; Off-centre operation A; Emery wheel inner circle 13a; Grinding wheel cylindrical 13b; The maximum cylindrical m of envelope.

Figure 15 provides by the utility model the structural representation of a kind of detailed description of the invention of the clamp system of flash trimmer;

Figure 16, Figure 17 are the structural representation of universal floating mechanism different angles in Figure 15;

Figure 18 is the planar structure schematic diagram of the mechanism of universal floating shown in Figure 16;

Figure 19 is the sectional view of the mechanism of universal floating shown in Figure 16;

Figure 20, Figure 21 are the structural representation of the different angles of upper bulb in Figure 16;

Figure 22, Figure 23 are the structural representation of the different angles of lower bulb in Figure 16;

Figure 24, Figure 25 are the structural representation of the different angles of base in Figure 16.

Wherein, the Reference numeral in Figure 15 to Figure 25 and the corresponding relation between component names are:

Clamping unit 21; Cylinder 211; Hinge component 212; Main jointed shaft 2121; Holder 2122; Sensor 213; Universal floating mechanism 22; Upper bulb 221; Internal Spherical Surface 2211; First screwed hole 2212; First locating hole 2213; Lower bulb 222; Spherical outside surface 2221; First through hole 2222; Second locating hole 2223; Second screwed hole 2224; First guide channel 2225; Base 223; First spring 2231; Second through hole 2232; Second guide channel 2233; Brace table 223a; Positioning table 223b; Circumferential recess 223c; Protective sleeve 223d; First relocation mechanism 224; First screw 2241; The head of a nail 2241a of the first screw; Second spring 2242; 3rd spring 2243; Second relocation mechanism 225; Second screw 2251; The head of a nail 2251b of the second screw; 4th spring 2252; Drive unit 226; Lifting shaft 227; Balancing weight 23; Workpiece 100.

Figure 26 provides by the utility model the structural representation of a kind of detailed description of the invention of the feed mechanism of flash trimmer, and state diagram when illustrating that workpiece is queued up;

Figure 27 is for feed mechanism shown in Figure 26 is when the pushed state diagram to processing stations of workpiece;

Figure 28 is the structural representation of support passage in Figure 26;

Figure 29 is the structural representation of clamping device in Figure 26;

Figure 30 is the structural representation of the stop bracket of retention device in Figure 26;

Figure 31 is the partial enlarged drawing of retention device in Figure 26.

Wherein, the Reference numeral in Figure 26 to Figure 31 and the corresponding relation between component names are:

Workpiece 100; Material seat 300; Support passage 31; Pockets 311; First keeper 312; Second keeper 313; Clamping device 32; Clamping limb 321; Pusher 33; Push cylinder 331; Pedestal 332; Gib block 332a; Location side plate 332b; Limited impression 332c; Supporting seat 333; Base plate 333a; Riser 333b; Support bar 333c; Direction recess 333d; Retention device 34; Stop bracket 341; Upper branch arm 341a; Circular hole 341c; Lower branch arm 341b; Rectangular opening 341d; Pin cylinder 342; Block piece 343; Draw-in groove 343a; Transition piece 344;

Figure 32, Figure 33 provides by the utility model the structural representation sweeping two different angles of a kind of detailed description of the invention of gear mechanism of flash trimmer;

Figure 34 is the schematic diagram sweeping gear mechanism in Figure 32;

Figure 35 is the structural representation sweeping tooth station supporting seat in Figure 32;

Figure 36 is the relative position figure of workpiece and round brush in Figure 32;

Figure 37 is the structural representation sweeping tooth clamping device in Figure 32, and shows the clamped state diagram of workpiece;

Figure 38 works as the released state diagram of workpiece for sweeping tooth clamping device shown in Figure 37.

Wherein, the corresponding relation in Figure 32 to Figure 38 between Reference numeral and component names is:

Workpiece 100; Teeth groove 101; Sweep tooth station supporting seat 51; Block 511; Round brush 52; Central shaft 521; Round brush drive unit 53; Motor 531; Transmission mechanism 532; Sweep tooth clamping device 54; Clamping part 541; Bare terminal end 541a; Free end 541b; Spring 542; Open cylinder 543; Elevating lever 545; Bearing pin 544; Loading plate 551; Infeed mean 552; Buffer 553; Support 56; Line slideway 561;

Figure 39 provides by the utility model the structural representation of a kind of detailed description of the invention of the inversion mechanism of flash trimmer;

Figure 40 is the schematic diagram of Figure 39;

Figure 41 is the structural representation of clamping device in Figure 39;

Figure 42 is for when the linkage in the machine of transposition shown in Figure 39 is in vertical state and locking device installation diagram.

Wherein, the Reference numeral in Figure 39 to Figure 42 and the corresponding relation between component names are:

Frame 200; Workpiece 100; Driver part 41; Oscillating cylinder 411; Holder 412;

Conveyer frames 42; Fork 421; Connecting rod 422; Clamping device 43; Adjutage 431; Kink 432; Jaw 433; Guider 44; Guide groove plate 441; Gathering sill 4411; Guide plate 442; Underframe 443 is installed; First mount pad 45; Sloped position plate 451; Hard locating part 452; First buffer 453; First sensor 454; Second mount pad 46; Horizontal location plate 461; Second buffer 462; Second sensor 463; Locking device 47; Locking cylinder bar 471.

Figure 43 provides by the utility model the structural representation of a kind of detailed description of the invention of flash trimmer;

In Figure 43:

Plain grinding mechanism 1; Clamp system 2; Feed mechanism 3; Inversion mechanism 4; Sweep gear mechanism 5; Frame 200.

Detailed description of the invention

Core of the present utility model is for providing a kind of for flash trimmer, and the emery wheel of its plain grinding mechanism can revolve round the sun and rotation simultaneously, forms envelope motion, and then grinding work piece quickly, improve the efficiency of deburring, and this flash trimmer has higher automatization level.

In order to make those skilled in the art understand the technical solution of the utility model better, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.

Please refer to Fig. 4, Fig. 4 provides by the utility model the structural representation of a kind of detailed description of the invention of the plain grinding mechanism of flash trimmer.

In a kind of detailed description of the invention, the utility model provides a kind of flash trimmer, comprise feeding station, plain grinding station and sweep tooth station, three stations respectively correspondence are provided with feed mechanism 3, plain grinding mechanism 1, sweep gear mechanism 5, also comprise the inversion mechanism 4 workpiece being transported to next station from a upper station.As shown in Figure 4, its plain grinding mechanism 1 comprises the first motor 11, the reduction gearing mechanism 12 be connected with the first motor 11 and emery wheel 13; Also comprise revolution connector 14 and rotation actuator 15, revolution connector 14 is connected with the output shaft 121 of reduction gearing mechanism, rotation actuator 15 can relatively rotate with revolution connector 14, and output shaft 121 eccentric setting of rotation actuator 15 and reduction gearing mechanism, emery wheel 13 is connected with concentric with the output shaft of rotation actuator 15.

Adopt this structure, in the course of work, first motor 11 output torque, after reduction gearing mechanism 12 slows down, the output shaft 121 of reduction gearing mechanism drives revolution connector 14 to rotate around the axis of this output shaft, revolution connector 14 drives rotation actuator 15 also to rotate around the axis of the output shaft 121 of reduction gearing mechanism again, due to rotation actuator 15 and output shaft 121 eccentric setting of reduction gearing mechanism, be connected with emery wheel 13 is concentric, therefore rotation actuator 15 drives emery wheel 13 also to rotate around the axis of this output shaft, namely the axis of the output shaft 121 of emery wheel 13 reduction gearing mechanism does revolution motion.Meanwhile, the own rotation of rotation actuator 15 drives the emery wheel 13 of concentric connection also to rotate around himself axis, and namely this emery wheel 13 does rotation movement around himself axis.

As can be seen here, emery wheel 13 does revolution motion and spinning motion in the course of the work simultaneously, its movement locus forms envelope track, as shown in Figure 5, the movement locus simulation drawing of the emery wheel 13 that this figure is plain grinding mechanism 1 shown in Fig. 4, like this, is delivered to below emery wheel 13 by clamp system by workpiece, the working face of emery wheel 13 can contact with workpiece end face rapidly, thus greatly improves the efficiency of deburring.

Particularly, above-mentioned rotation actuator 15 can be obtained by simulated experiment with the eccentric throw of the output shaft 121 of reduction gearing mechanism, namely by the size of many experiments Reasonable adjustment eccentric throw, can ensure that envelope track maximum that emery wheel 13 moves can exceed the edge of the end face of workpiece, finally guarantee the Even Grinding to whole workpiece end face.

In concrete scheme, please refer to Fig. 6, the part explosive view that Fig. 6 is the plain grinding mechanism of flash trimmer shown in Fig. 4, above-mentioned revolution connector 14 can be provided with the axle sleeve of installing hole 141 for middle part, output shaft 121 eccentric setting of installing hole 141 and reduction gearing mechanism, rotation actuator 15 to be connected to one heart in installing hole 141 and can be mounted opposite hole 141 and rotates.

Adopt this structure, axle sleeve is had as revolution connector 14 structure is simple, the feature of convenient processing and manufacture.Certainly, above-mentioned revolution connector 14 is not limited in axle sleeve, other structures multiple can also be adopted, such as, first gear can be set by outside the output shaft 121 of reduction gearing mechanism, revolution connector 14 is set to the second gear with the first gears meshing, above-mentioned rotation actuator 15 is set at the second gear centre place, the revolution motion of emery wheel 13 can be realized equally.

Further in scheme, as shown in Figure 7, Fig. 7 is the structural perspective of Fig. 6 bottom bracket axle, and above-mentioned installing hole 141 can be arranged with the excircle eccentricity of axle sleeve, and the cylindrical of axle sleeve is connected with the output shaft 121 of reduction gearing mechanism is concentric.

Like this, output shaft 121 eccentric setting of installing hole 141 and reduction gearing mechanism can be realized simply, easily.Can expect, above-mentioned axle sleeve is not only for this structure, installing hole 141 can also be adopted to arrange with the cylindrical of axle sleeve is concentric, the structure of the cylindrical of axle sleeve and output shaft 121 eccentric setting of reduction gearing mechanism, same output shaft 121 bias that can realize installing hole 141 and reduction gearing mechanism, and then make emery wheel 13 produce revolution motion.Or, the structure that installing hole 141 is also eccentric with the output shaft 121 of sleeve outer circle bias, sleeve outer circle and reduction gearing mechanism can also be adopted, also can realize above-mentioned effect.

Please refer to Fig. 8 and Fig. 9, Fig. 8, Fig. 9 are respectively the stereogram of emery wheel in plain grinding mechanism shown in Fig. 6 13 and different angles during absorption surface.

In another kind of detailed description of the invention, installing hole 141 can be 4mm ~ 5mm with the eccentricity range of the output shaft 121 of reduction gearing mechanism, as shown in Figure 8 and Figure 9, to make emery wheel 13 rotate most of end contact of its most of working face and workpiece, the end face of fraction working face non-coating workpieces time.

Adopt this structure, in the envelope movement locus of emery wheel 13, all have an opportunity and the end contact of workpiece in the everywhere of the working face of emery wheel 13, in the course of work, the working face of emery wheel 13 is grinding burr both, major part can push down workpiece again, meanwhile, by the impact of active force and reaction force, the outer peripheral burr of workpiece can carry out grinding to the working face of emery wheel 13 again, do dynamically from sharp rest and reorganization emery wheel 13 working face, wear extent is all the same everywhere to make emery wheel 13.The emery wheel 13 larger with working face in prior art is covered in compared with the structure of less workpiece end face completely, avoid the concavo-convex phenomenon that in the middle of emery wheel 13, wearing and tearing are many, edge abrasion is few, and then without the need to regularly revising emery wheel 13, significantly reduce the use cost of plain grinding mechanism 1.

In another kind of detailed description of the invention, as shown in Figure 6, above-mentioned rotation actuator 15 can be electro spindle, and electro spindle comprises the second motor and is located at the shell of the second outside motor, and shell is connected with axle sleeve, and the output revolving shaft of the second motor is connected with emery wheel 13.

Adopt this structure, due to the compact conformation of electro spindle, and profile is simply cylindric, therefore, electro spindle can be convenient to rotation actuator 15 as rotation actuator 15 to be installed in the installing hole 141 of above-mentioned axle sleeve, further, the rotating speed of electro spindle is very high, it can be used as the rapid stock-removal that rotation actuator can realize workpiece.Certainly, above-mentioned rotation actuator 15 is not limited in electro spindle, such as, can also adopt other structures such as pneumatic form of a stroke or a combination of strokes carving machine.

In concrete scheme, Figure 10, Figure 11 are the stereogram of the different angles of installation sleeve 152 in Fig. 6, above-mentioned rotation actuator 15 also comprises the installation sleeve 152 be set in outside electro spindle, axial one end of installation sleeve 152 is provided with the shaft shoulder of internal diameter reduction, the axial other end is provided with end cap, and electro spindle is axially located between end cap, the shaft shoulder.In addition, this installation sleeve 152 is circumferentially provided with also multiple radial location hole 153, is provided with bolt in radial location hole 153, the shell of the inner radial clamping electro spindle of multiple bolt; Be rotatably connected by clutch shaft bearing 142 and axle sleeve outside installation sleeve 152.

Adopt this structure, in installation process, first the second motor is set in installation sleeve 152 from end cap side inner, end cap, the shaft shoulder play the effect to electro spindle axial location; Then in radial locating hole 153, install multiple bolt, bolt plays the effect to electro spindle radial location, and is fixedly connected with shell and the installation sleeve 152 of electro spindle; Then installation sleeve 152 is rotatably connected by clutch shaft bearing 142 and above-mentioned axle sleeve.Like this, being rotatably connected of cylindrical electro spindle and axle sleeve is achieved simply, easily.

In another kind of detailed description of the invention, composition graphs 6 and Figure 12, Figure 12 is the structural representation of rotation-preventing mechanism 17 in Fig. 6, to be rotatably connected head holder 16 by the second bearing 143 outside above-mentioned axle sleeve, head holder 16 is connected with the frame of flash trimmer, plain grinding mechanism 1 is also provided with the rotation-preventing mechanism 17 preventing installation sleeve 152 from following the output revolving shaft rotation of the second motor, and rotation-preventing mechanism 17 is located between head holder 16 and installation sleeve 152.

In concrete scheme, above-mentioned rotation-preventing mechanism 17 comprises the first anti-transfer part 171 be connected with installation sleeve 152, the second anti-transfer part 172 be connected with head holder 16, one in first anti-transfer part 172, anti-transfer part 171, second is provided with guide rail 174, and another one is provided with the slide block 173 be slidably matched with guide rail 174.Installation sleeve 152 is when the output shaft 121 center line revolution of reduction gearing mechanism, and slide block 173 opposite rail 174 can radially sliding along installation sleeve 152, also can within the scope of predetermined angle horizontal hunting.

Adopt this structure, when revolving round the sun under the drive at axle sleeve when rotation actuator 15 and installation sleeve 152, installation sleeve 152 produces the relative movement orbit of arc relative to head holder 16, this arcuate movement transforms into slide block 173 relative to guide rail 174 radial motion, and slide block 173 is relative to the small size swing of guide rail 174.As can be seen here, above-mentioned rotation-preventing mechanism 17 is set, limits installation sleeve 152 by the sliding stroke of slide block 173 on guide rail 174 and can not produce rotation with the output revolving shaft of the second motor.Further, the rotation-preventing mechanism 17 of this structure can also adapt to dynamic mobile and the shock of the higher horizontal rectilinear motion of the frequency that eccentric motion brings and horizontal hunting, further ensures the job stability of plain grinding mechanism 1.

Please refer to Figure 15 to Figure 19, Figure 15 provides by the utility model the structural representation of a kind of detailed description of the invention of the clamp system of flash trimmer; Figure 16, Figure 17 are the structural representation of universal floating mechanism different angles in Figure 15; Figure 18 is the planar structure schematic diagram of the mechanism of universal floating shown in Figure 16; Figure 19 is the sectional view of the mechanism of universal floating shown in Figure 16.

In a kind of detailed description of the invention, as shown in Figure 15 to Figure 19, the clamp system 2 of clamping work pieces during grinding is provided with below the plain grinding mechanism 1 of above-mentioned flash trimmer, comprise clamping unit 21, also comprise the universal floating mechanism 22 being connected to below clamping unit 21, supporting workpiece 100, to make workpiece 100 can be servo-actuated under the additional external force effect of the grinding mechanism of flash trimmer in deburring process.

Adopt this structure, in grinding process, if grinding mechanism by manufacturing tolerance, thrashing etc. affect additional external force except grinding force is applied to workpiece 100 time, universal floating mechanism 22 can make workpiece 100 produce banking motion among a small circle with this external force, or motion straight down, compared with prior art, avoids grinding mechanism and workpiece 100 to produce hard friction, thus avoid workpiece 100 and be subject to unnecessary damage, ensure that the crudy of workpiece 100.

In concrete scheme, above-mentioned universal floating mechanism 22 comprises the upper bulb 221, lower bulb 222 and the base 223 that set gradually from top to bottom.One in upper bulb 221, both lower bulbs 222 is provided with Internal Spherical Surface 2211, and the another one in the two is provided with spherical outside surface 2221, and Internal Spherical Surface 2211 and spherical outside surface 2221 coordinate.The upper end being provided with the first spring 2231, first spring 2231 between lower bulb 222, base 223 is installed in the first guide channel 2225 of the axis of lower bulb 222, lower end is installed in the second guide channel 2233 of the axis of base 223.

Adopt this structure, when grinding attachment applies downward additional external force to workpiece 100, first spring 2231 compresses downwards, namely the part (comprising lower bulb 222, upper bulb 221, workpiece 100 and clamping unit 21 etc.) of base more than 223 declines among a small circle relative to base 223, avoids grinding mechanism firmly to contact with workpiece 100.When additional external force disappears, the first spring 2231 utilizes himself elastic force to pop up, and drives the part of base more than 223 to move upward, gets back to initial position.Here the first guide channel 2225, second guide channel 2233 can play guide effect to the first spring 2231, makes it extend vertically all the time or compression, keeps the accuracy of locating to make workpiece 100 in servomechanism process.In addition, when grinding attachment applies other direction external force to workpiece 100, due to upper bulb 221 and lower bulb 222 by Internal Spherical Surface 2211, that spherical outside surface 2221 forms sphere is hinged, makes bulb 221 bulb 222 relatively can be descended can to produce the banking motion of all directions with additional external force.

As can be seen here, to adopt in the hinged realization of above-mentioned sphere bulb 221 relative to lower bulb 222 " tilting to float ", first spring 2231 realizes lower bulb 222 relative to base 223 " vertically floating ", the two combination can realize workpiece 100 and produce the servo-actuated of all directions under additional external force effect, namely achieve " universal floating ", avoid workpiece 100 to be subject to unnecessary wearing and tearing, improve the quality of product.

Please refer to Figure 19, and be the structural representation of the different angles of upper bulb 221 in Figure 16 in conjunction with Figure 20 to Figure 23, Figure 20, Figure 21; Figure 22, Figure 23 are the structural representation of the different angles of lower bulb 222 in Figure 16.

In concrete scheme, as shown in figure 19, upper bulb 221 bottom is provided with multiple the first screwed hole 2212 that Open Side Down, and lower bulb 222 is provided with that multiple axis runs through, first through hole 2222 corresponding with the first screwed hole 2212.First relocation mechanism 224 comprises the first screw 2241 and the second spring 2242, first screw 2241 runs through the first through hole 2222 from top to bottom, is threaded with the first screwed hole 2212, the head of a nail 2241a of the first screw is connected in the below of the first through hole 2222, have gap between first through hole 2222 and the first screw 2241, the second spring 2242 wedging ring is loaded on the outside of the first screw 2241 between the bottom and the head of a nail 2241a of the first screw of the first through hole 2222.

Adopt this structure, as shown in figure 19, first screw 2241 connects as one with upper bulb 221, the second spring 2242 that wedging ring is loaded on the first screw 2241 outside provides certain compression pretightning force, when upper bulb 221 is relative to lower bulb 222 oriented left-oblique trend, owing to there is gap between the first through hole 2222 and the first screw 2241, therefore, first screw 2241 is tilted to the left together with upper bulb 221, now the left side of the second spring 2242 further by compression, the right side Tensile of the second spring 2242.When external force disappears, the second spring 2242 left side under the effect of its compression pretightning force is extended, right side compression, again recovers initial position.As can be seen here, this structure can realize the swing among a small circle of relative second bulb of the first bulb, and energy return rapidly, achieve the floating connection between bulb 221, lower bulb 222.

In further scheme, above-mentioned upper bulb 221 bottom is also provided with multiple the first locating hole 2213 that Open Side Down, and the second locating hole 2223, first locating hole 2213, second locating hole 2223 correspondence that lower bulb 222 top is also provided with multiple opening upwards is arranged; First relocation mechanism 224 also comprises the 3rd spring 2243 that upper end, lower end are installed on the first locating hole 2213, second locating hole 2223 respectively.

Like this, upper bulb 221 moves downward relative to lower bulb 222, or during banking motion, and by compression or stretch, when external force disappears, the 3rd spring 2243 utilizes himself elastic force can recover initial position again to the 3rd spring 2243.Therefore, the 3rd spring 2243 can ensure kinetic stability therebetween further.

Above-mentioned detailed description of the invention does not specifically limit the quantity of the first screw 2241, second spring 2242 and the 3rd spring 2243, preferably, the number of the first screw 2241 and the second spring 2242 can be set to four, and the number of the 3rd spring 2243 can be set to eight, thus realizes stable floating.Certainly, also the number of above-mentioned three can be set to other values.

In another kind of detailed description of the invention, in conjunction with Figure 15, Figure 22 to Figure 25, Figure 24, Figure 25 are the structural representation of the different angles of base 223 in Figure 16.

Lower bulb 222 bottom is provided with multiple the second screwed hole 2224 that Open Side Down, base 223 comprises the brace table 223a of bottom and the positioning table 223b of top thereof, be provided with circumferential recess 223c between brace table 223a and positioning table 223b, positioning table 223b be provided with axially run through, second through hole 2232 corresponding with the second screwed hole 2224.Second relocation mechanism 225 comprises the second screw 2251 and the 4th spring 2252, second screw 2251 runs through the second through hole 2232 from top to bottom, is threaded with the second screwed hole 2224, the head of a nail 2251a of the second screw is connected in the below of the second through hole 2232, and the upper end of the 4th spring 2252 abuts the second screw 2251, lower end abuts brace table 223a.

Adopt this structure, second screw 2251 connects as one with lower bulb 222, the second screw 2251 is formed with base 223 and is slidably connected, during the downward external force of being added, lower bulb 222 moves down with additional external force, compresses the 4th spring 2252 below the second screw 2251; When this additional external force disappears, the 4th spring 2252 pops up, and promotes lower bulb 222 and moves up or inclination movement, reply initial position.In addition, the second screw 2251 upwards pushes up by the 4th spring 2252 all the time, can prevent the second screw 2251 from loosening relative to lower bulb 222.As can be seen here, the mode adopting the second screw 2251 and the 4th spring 2252 to combine can realize lower floating between bulb 222 and base 223, makes can " vertically float " between lower bulb 222 and base 223, ensures the quality of product further.

Please refer to Figure 26 and Figure 27, Figure 26 provides by the utility model the structural representation of a kind of detailed description of the invention of the feed mechanism of flash trimmer, and state diagram when illustrating that workpiece is queued up; Figure 27 is for feed mechanism shown in Figure 26 is when the pushed state diagram to processing stations of workpiece.

In a kind of detailed description of the invention, as shown in Figure 26 and Figure 27, the feed mechanism 3 of above-mentioned flash trimmer comprises support passage 31, clamping device 32, pusher 33 and retention device 34.Support passage 31 is located at the support passage 31 above the material seat 300 of flash trimmer, and the top of support passage 31 is connected with the connecting gear of flash trimmer, terminal is the processing stations of flash trimmer; Clamping device 32 is located on pusher 33, for clamping or unclamping workpiece 100; Pusher 33 can promote clamping device 32 and move back and forth along support passage 31, so that workpiece 100 is delivered to terminal by top.Retention device 34 is when the terminal of support passage 31 has workpiece 100, and other workpiece 100 of restriction support passage 31 move.

Adopt this structure, start to queue up after workpiece 100 to be one by one sent to the top of support passage 31 by connecting gear, now can first adopt gripping means grips to come the most front workpiece 100, as shown in figure 26.Then pusher 33 starts to push, and drives clamping device that workpiece 100 is pushed to processing stations, as shown in figure 27.Then pusher 33 returns, and prepares the operation of next round material loading.As can be seen here, adopt above-mentioned feeding device, the accurate material loading of workpiece 100 in support passage 31 can be realized simply, efficiently by control clamping device, pusher 33, compared with the manual operation of prior art, substantially increase the efficiency of material loading, save human resources, and then improve working (machining) efficiency, the reduction use cost of flash trimmer, there is higher automatization level.When having workpiece 100 to be transported to processing stations, retention device 34 can stop that other workpiece 100 move, and slides into processing stations and causes interference to the workpiece 100 processed, thus ensure the processing stability of flash trimmer to avoid the workpiece 100 of queuing up.

In concrete scheme, as shown in figure 26, above-mentioned pusher 33 can comprise and pushes cylinder 331, pedestal 332, and to be slidably connected on pedestal 332, to support the supporting seat 333 of clamping device 32, and the cylinder bar promoting cylinder is connected with supporting seat 333.

When needs push workpiece 100, the cylinder bar pushing cylinder 331 extends, band moving base 332 moves, supporting seat 333 moves right, and then makes clamping device drive workpiece 100 to move to the processing stations of terminal from the top of support passage 31, namely moves to position shown in Figure 27 from position shown in Figure 26.Transport complete, holding workpiece 100 unclamps workpiece 100, and the cylinder bar pushing cylinder 331 shrinks, and can come back to the position corresponding with workpiece 100 of queuing up with moving base 332, supporting seat 333, clamping device 32, starts to push next time.As can be seen here, the propelling movement that the pusher 33 comprising cylinder, pedestal 332 and supporting seat 333 can realize workpiece 100 simply, is exactly adopted.Certainly, above-mentioned pusher 33 is not limited in this structure, can also replace cylinder with stepper motor or servomotor.

Please refer to Figure 29, Figure 29 is the structural representation of clamping device 32 in Figure 26.Above-mentioned clamping device 32 is two finger cylinders, and two refer to that two cylinder bars of cylinder are connected with the both sides that clamping limb 321, two clamping limbs 321 upwards bent are located at support passage 31 respectively.

Adopt this structure, two cylinder bars of cylinders are in opposite directions or from motion, can drive clamping limb 321 to clamp or unclamp workpiece 100, thus realizing the clamping to workpiece 100 simply, easily to drive two to refer to.Can expect, above-mentioned clamping device 32 is not limited in two finger cylinders, such as, can also arrange two independent cylinders or oil cylinder, and the piston rod both individually controlling realizes the clamping of workpiece 100.

In concrete scheme, in conjunction with Figure 26, Figure 30 and Figure 31, Figure 30 is the structural representation of the stop bracket 341 of retention device 34 in Figure 26; Figure 31 is the partial enlarged drawing of retention device in Figure 26.Above-mentioned retention device 34 can comprise the stop bracket 341 be fixedly arranged on above support passage 31, the end of stop bracket 341 is the U-shaped structure that two support arms be arranged in parallel in the horizontal direction, wherein upper branch arm 341a is provided with circular port, pin cylinder 342 is installed on upper branch arm 341a by this circular port, the cylinder bar bottom of pin cylinder 342 is passed upper branch arm 341a, is connected with block piece 343, lower branch arm 341b is provided with square opening, and block piece 343 is plugged in lower branch arm 341b by this square opening.

Adopt this structure, when processing stations has workpiece 100, the cylinder bar of pin cylinder 342 stretches out downwards, moves down with the block piece 343 of lower branch arm 341b plug-in mounting thereupon, stops the workpiece 100 of queuing up to continue to move to terminal.The upper branch arm 341a of above-mentioned inverted U-shaped stop bracket 341 realizes locating with accurate the installation of pin cylinder 342, lower branch arm 341b realizes the accurate guiding to block piece 343, and the stop bracket 341 of visible this structure can support pin cylinder 342 and block piece 343 easily and accurately.And pin cylinder 342 has small volume, advantage easy for installation, its cost is not high yet.Certainly, the shape of this block piece 343 can have varied, and its bottom is not only for square, and it specifically can set according to the contact position with workpiece 100.

Please refer to Figure 32 to Figure 36, Figure 32, Figure 33 provides by the utility model the structural representation sweeping two different angles of a kind of detailed description of the invention of gear mechanism of flash trimmer; Figure 34 is the schematic diagram sweeping gear mechanism in Figure 34; Figure 35 is the structural representation sweeping tooth station supporting seat 51 in Figure 32; Figure 36 is the relative position figure of workpiece and round brush in Figure 32.

In a kind of detailed description of the invention, as shown in Figure 32 to Figure 36, above-mentioned flash trimmer sweep gear mechanism 5 comprise sweep tooth station supporting seat 51, the round brush 52, the round brush drive unit 53 that drive round brush 52 rotate that arrange corresponding to sweeping tooth station supporting seat 51, be also included in and sweep tooth front clamp workpiece 100, sweep tooth after unclamp workpiece 100 sweep tooth clamping device 54.The form fit of the surface configuration of round brush 52 and workpiece 100 surface tooth side to be swept, when workpiece 100 be positioned over sweep tooth workpiece 100 supporting seat time, the central shaft 521 of round brush 52 is positioned at the top of workpiece 100 tooth side to be swept, and round brush 52 is in the horizontal direction near workpiece 100, teeth groove 101 top of its surperficial brush tooth to be swept when rotating from bottom to top to make round brush 52.

Adopt this structure, when workpiece 100 by inversion mechanism 4 be positioned over sweep tooth station time, sweep tooth clamping device 54 clamping work pieces 100, round brush drive unit 53 drives round brush 52 to rotate, the hangnail that brush workpiece 100 is residual after grinding process, the clamping action sweeping tooth clamping device 54 pairs of workpiece 100 makes workpiece 100 fix sweeping position in tooth process, avoid round brush 52 because workpiece 100 moves the phenomenon of disfiguring workpiece 100.Sweep after tooth work completes, sweep tooth clamping device 54 and unclamp workpiece 100, the inversion mechanism of flash trimmer 4 grabbing workpiece 100, to be transported to next station.

Concerning flash trimmer, a upper technique of sweeping tooth technique is grinding process, and grinding process normally utilizes flat surface grinding mechanism to carry out grinding at the upper surface of workpiece 100, after grinding, although part burr from workpiece 100 separately, do not depart from completely, but the promotion being subject to abrasive grinding wheel is pushed in the teeth groove 101 of workpiece frontside edge, and be positioned at the top of teeth groove 101, become " hangnail ".Adopt the round brush 52 that above-mentioned opposite piece 100 is arranged obliquely, just in time the hangnail in teeth groove 101 can be cleared away smoothly when it rotates from bottom to top, ensure the degree of accuracy and the efficiency of sweeping tooth.

From the above-mentioned course of work, the sweeping gear mechanism 5 and can complete with higher precision and automatization level tooth work is swept to workpiece 100 of said structure, greatly improve efficiency and the precision of sweeping the work of tooth, reduce the cost sweeping tooth, improve the production efficiency of whole removing burring machine.

In another kind of detailed description of the invention, as shown in Figure 37 and Figure 38, Figure 37 is the structural representation sweeping tooth clamping device in Figure 32, and shows the clamped state diagram of workpiece; Figure 38 works as the released state diagram of workpiece for sweeping tooth clamping device shown in Figure 37; Above-mentioned tooth clamping device 54 of sweeping comprises two middle parts around the rotating clamping part 541 of horizontal bearing pin 544, one end of clamping part 541 is bare terminal end 541a, the other end is free end 541b, also comprise precompressed to shrink in bare terminal end 541a and sweep the spring 542 between the sidewall of tooth station supporting seat 51, and be located at and open cylinder 543 below two free end 541b.Elevating lever 545 can be connected at the cylinder bar opening cylinder 543 according to opening the distance of cylinder 543 to free end 541.

In the course of work, before workpiece 100 arrives, open cylinder 543 to stretch out, promote two opposing motions of free end 541b, to make two opposing motions of bare terminal end 541a, to form the space holding workpiece 100, workpiece 100 is positioned in this spatial accommodation by the inversion mechanism 4 being convenient to flash trimmer.After workpiece 100 arrives, open cylinder 543 and shrink, leave free end 541b, two springs 542 promote two clamping part 541 move toward one another, clamping work pieces 100 under the effect of its pretightning force from both sides, fix sweeping position in tooth process to make workpiece 100.After sweeping tooth, open cylinder 543 and again promote two opposing motions of free end 541b, to make two bare terminal end 541a of same opposing motion unclamp workpiece 100, be convenient to inversion mechanism 4 grabbing workpiece 100.

As can be seen here, this structure sweep tooth clamping device 54 can realize sweeping tooth front clamp workpiece 100, sweep tooth after unclamp workpiece 100, and operating procedure is simple, convenient.

In concrete scheme, the number of horizontal bearing pin 544 is two, and two clamping parts 541 rotate around respective horizontal bearing pin 544 respectively, and clamping part 541 bends inwards at horizontal bearing pin less than 544, and during holding workpiece 100, two bare terminal end 541a be arranged in parallel.

Like this, the feature that tooth clamping device 54 has Stability Analysis of Structures, stress balance is swept.Certainly, the number of above-mentioned horizontal bearing pin 544 also can be one, and two clamping parts 541 are linear structure, and the two is arranged in a crossed manner, and the same horizontal bearing pin 544 around infall rotates.

The above-mentioned number opening cylinder 543 can one, and this opens the below that cylinder 543 is arranged at two free end 541b.In the course of work, open cylinder 543 and extend, promote two free end 541b, to open two bare terminal end 541a simultaneously.The above-mentioned number opening cylinder 543 also can be two, and these two are opened the both sides that cylinder 543 is arranged at two free end 541b respectively.In the course of work, two are opened cylinder 543 and extend simultaneously, promote two free end 541b respectively, can open two bare terminal end 541a equally.

In another kind of detailed description of the invention, as shown in figure 32, above-mentioned gear mechanism 5 of sweeping also comprises feed arrangement, this feed arrangement comprises loading plate 551, the infeed mean 552 of carrying round brush 52 and round brush drive unit 53, loading plate 551 is slidably connected with the support 56 sweeping gear mechanism 5, infeed mean 552 promotes loading plate 551 opposite brackets 56 and reciprocatingly slides, with make round brush 52 near or away from sweeping tooth station supporting seat 51.

Because round brush 52 is located at the oblique top of workpiece 100, if therefore round brush 52 is fixed at this position, then workpiece 100 is subject to blocking and cannot replacing of round brush 52.Adopt this structure, do not start when sweeping tooth or sweep after tooth terminates, infeed mean 552 is in shortening state, drives round brush 52 away from sweeping tooth station supporting seat 51, for inversion mechanism 4 place work piece 100 or grabbing workpiece 100 provide sufficient operating space; When being about to sweep tooth, first by the elongation of infeed mean 552, promote the relative frame of loading plate 551 from as far as the oblique top closely sliding into workpiece 100, to sweep tooth operation.

Infeed mean 552 can have various ways, such as, can adopt feeding cylinder, and its cylinder bar is connected with loading plate 551, by the elongation of cylinder bar, shortens the feeding realizing round brush 52; The transmission mechanism 532 that motor 531, gear and tooth bar also can be adopted to engage realizes the feeding of round brush 52.

Please refer to Figure 39 and Figure 40, Figure 39 provides by the utility model the structural representation of a kind of detailed description of the invention of the inversion mechanism of flash trimmer; Figure 40 is the schematic diagram of Figure 39.

In a kind of detailed description of the invention, as shown in figure 39, the inversion mechanism 4 of above-mentioned flash trimmer, flash trimmer comprises frame 200, and frame 200 is provided with at least three stations; Inversion mechanism 4 comprises driver part 41, conveyer frames 42 and at least two clamping devices 43.Conveyer frames 42 is frame 200 reciprocable relatively, clamping device 43 is located on conveyer frames 42, for clamping or unclamping workpiece 100, driver part 41 is connected with conveyer frames 42, for driving conveyer frames 42 to move back and forth, thus drive clamping device 43 that workpiece 100 is delivered to its next station by current station.

Above-mentioned conveyer frames 42 can be specially linkage, linkage comprises at least two forks be arranged in parallel 421, bottom and the frame 200 of fork 421 are hinged, the top of at least two forks 421 is connected with horizontal brace rod 422, at least two clamping devices 43 all cross out and are parallelly connected on connecting rod 422, interval between at least two clamping devices 43 is corresponding with the distance between at least three stations to be arranged, and driver part 41 is connected with fork 421.

Adopt this structure, workpiece 100 is after the work of the first station completes, the fork 421 of driver part 41 drive link mechanism is utilized to rotate forward (turning right in Figure 39) around the relative frame 200 of the first bearing pin, meanwhile, workpiece 100 is delivered to the second station by the first station, unclamps workpiece 100 by the first clamping device 43 on connecting rod 422.Workpiece 100 is in the second station process, drive link mechanism counter motion (turning left in Figure 39), the second clamping device 43 on connecting rod 422 is in can the position of clamping work pieces 100, when workpiece 100 is after the work of the second station completes, second clamping device 43 clamping work pieces 100, drive link mechanism positive movement again, workpiece 100 is delivered to the 3rd station by the second station, is unclamped workpiece 100 by the second clamping device 43.By that analogy, until the work of workpiece 100 on all stations all completes.

From the above-mentioned course of work, adopt above-mentioned inversion mechanism 4 overall structure simply, light flexibly, the conveying of workpiece 100 at different station can be realized easily.

Above a kind of flash trimmer provided by the utility model is described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.

Claims (18)

1. a flash trimmer, comprise feeding station, plain grinding station and sweep tooth station, three stations respectively correspondence are provided with feed mechanism (3), plain grinding mechanism (1), sweep gear mechanism (5), also comprise the inversion mechanism (4) workpiece being transported to next station from a upper station; It is characterized in that,

Described plain grinding mechanism (1) comprises the first motor (11), the reduction gearing mechanism (12) be connected with described first motor (11) and emery wheel (13); Also comprise revolution connector (14) and rotation actuator (15), described revolution connector (14) is connected with the output shaft (121) of described reduction gearing mechanism, described rotation actuator (15) and described revolution connector (14) can relatively rotate, and output shaft (121) eccentric setting of described rotation actuator (15) and described reduction gearing mechanism, described emery wheel (13) is connected with the output shaft of described rotation actuator (15) is concentric.

2. flash trimmer according to claim 1, it is characterized in that, described revolution connector (14) is provided with the axle sleeve of installing hole (141) for middle part, output shaft (121) eccentric setting of described installing hole (141) and described reduction gearing mechanism, described rotation actuator (15) to be connected to one heart in described installing hole (141) and can to rotate relative to described installing hole (141).

3. flash trimmer according to claim 2, is characterized in that, described installing hole (141) is arranged with the excircle eccentricity of described axle sleeve, and the cylindrical of described axle sleeve is connected with the output shaft (121) of described reduction gearing mechanism is concentric.

4. flash trimmer according to claim 3, it is characterized in that, the eccentricity range of the output shaft (121) of described installing hole (141) and described reduction gearing mechanism is 4mm ~ 5mm, and most of end contact of its most of working face and described workpiece when rotating to make described emery wheel (13), fraction working face do not cover the end face of described workpiece.

5. flash trimmer according to claim 4, it is characterized in that, described rotation actuator (15) is electro spindle, described electro spindle comprises the second motor and is located at the shell of described second outside motor, described shell is connected with described axle sleeve, and the output revolving shaft of described second motor is connected with described emery wheel (13).

6. flash trimmer according to claim 1, it is characterized in that, also comprise clamp system (2), the clamping unit (21) of clamping work pieces, the universal floating mechanism (22) that is connected to described clamping unit (21) below, supports workpiece (100) when described clamp system (2) also has a plain grinding, to make described workpiece (100) can be servo-actuated under the additional external force effect of the grinding mechanism of described flash trimmer in deburring process.

7. flash trimmer according to claim 6, is characterized in that, described universal floating mechanism (22) comprises the upper bulb (221) set gradually from top to bottom, lower bulb (222) and base (223); One in both described upper bulb (221), described lower bulb (222) is provided with Internal Spherical Surface (2211), another one in the two is provided with spherical outside surface (2221), and described Internal Spherical Surface (2211) and described spherical outside surface (2221) coordinate; Be provided with the first spring (2231) between described lower bulb (222), described base (223), the upper end of described first spring (2231) is installed in first guide channel (2225) of the axis of described lower bulb (222), lower end is installed in second guide channel (2233) of the axis of described base (223).

8. flash trimmer according to claim 7, it is characterized in that, described upper bulb (221) bottom is provided with multiple the first screwed hole (2212) that Open Side Down, and described lower bulb (222) is provided with that multiple axis runs through, first through hole (2222) corresponding with described first screwed hole (2212);

First relocation mechanism (224) comprises the first screw (2241) and the second spring (2242), described first screw (2241) runs through described first through hole (2222) from top to bottom, be threaded with described first screwed hole (2212), the head of a nail (2241a) of the first screw is connected in the below of described first through hole (2222), between described first through hole (2222) and described first screw (2241), there is gap, described second spring (2242) wedging ring is loaded on the outside of described first screw (2241) between the bottom and the head of a nail (2241a) of described first screw of described first through hole (2222).

9. flash trimmer according to claim 8, it is characterized in that, described upper bulb (221) bottom is also provided with multiple the first locating hole (2213) that Open Side Down, described lower bulb (222) top is also provided with second locating hole (2223) of multiple opening upwards, and described first locating hole (2213), described second locating hole (2223) correspondence are arranged;

Described first relocation mechanism (224) also comprises the 3rd spring (2243) that upper end, lower end are installed on described first locating hole (2213), described second locating hole (2223) respectively.

10. flash trimmer according to claim 9, it is characterized in that, described lower bulb (222) bottom is provided with multiple the second screwed hole (2224) that Open Side Down, described base (223) comprises the brace table (223a) of bottom and the positioning table (223b) of top thereof, be provided with circumferential recess (223c) between described brace table (223a) and described positioning table (223b), described positioning table (223b) be provided with axially run through, second through hole (2232) corresponding with described second screwed hole (2224);

Second relocation mechanism (225) comprises the second screw (2251) and the 4th spring (2252), described second screw (2251) is run through described second through hole (2232) from top to bottom, is threaded with described second screwed hole (2224), the head of a nail (2251a) of described second screw is connected in the below of described second through hole (2232), and the upper end of described 4th spring (2252) abuts described second screw (2251), lower end abuts described brace table (223a).

11. flash trimmers according to claim 6, it is characterized in that, described feed mechanism (3) comprises support passage (31), clamping device (32), pusher (33) and retention device (34);

Described support passage (31) is located at material seat (300) top of described flash trimmer, the processing stations that the top of described support passage (31) is connected with the connecting gear of described flash trimmer, terminal is described flash trimmer; Described clamping device (32) is located on described pusher (33), for clamping or unclamping workpiece (100); Described pusher (33) can promote described clamping device (32) and move back and forth, so that workpiece (100) is delivered to described terminal by described top along described support passage (31); When the described terminal of described support passage (31) has workpiece (100), described retention device (34) limits other workpiece (100) motion of described support passage (31).

12. flash trimmers according to claim 11, it is characterized in that, described pusher (33) comprises propelling movement cylinder (331), pedestal (332), and being slidably connected to the supporting seat (333) that described pedestal (332) is upper, support described clamping device (32), the cylinder bar of described promotion cylinder is connected with described supporting seat (333);

Described clamping device (32) is two finger cylinders, described two refer to that two cylinder bars of cylinder are connected with the clamping limb (321) upwards bent, two described clamping limbs (321) are located at the both sides of described support passage (31) respectively, with make two described cylinder bars in opposite directions or from motion drive described clamping limb (321) to clamp or unclamp described workpiece (100).

13. flash trimmers according to claim 12, it is characterized in that, described retention device (34) comprises the stop bracket (341) being fixedly arranged on described support passage (31) top, the end of described stop bracket (341) is the U-shaped structure that two support arms be arranged in parallel in the horizontal direction, wherein upper branch arm (341a) is provided with pin cylinder (342), the cylinder bar bottom of described pin cylinder (342) is through described upper branch arm (341a), be connected with block piece (343), described block piece (343) is plugged in lower branch arm (341b), stretch out downwards.

14. flash trimmers according to claim 11, it is characterized in that, described gear mechanism (5) of sweeping comprises and sweeps tooth station supporting seat (51), sweeps corresponding round brush (52), the round brush drive unit (53) that drives described round brush (52) to rotate arranged of tooth station supporting seat (51) with described, be also included in and sweep tooth front clamp workpiece (100), sweep tooth after unclamp described workpiece (100) sweep tooth clamping device (54);

The form fit of surface configuration and described workpiece (100) the surface tooth side to be swept of described round brush (52), when sweeping tooth workpiece (100) supporting seat described in workpiece (100) is positioned over, the central shaft (521) of described round brush (52) is positioned at the top of described workpiece (100) tooth side to be swept, and described round brush (52) is in the horizontal direction near described workpiece (100), teeth groove (101) top of tooth to be swept described in its surperficial brush when rotating from bottom to top to make described round brush (52).

15. flash trimmers according to claim 14, it is characterized in that, described tooth clamping device (54) of sweeping comprises two middle parts around horizontal bearing pin (544) rotating clamping part (541), one end of described clamping part (541) is bare terminal end (541a), the other end is free end (541b), also comprise precompressed and shrink in spring (542) between described bare terminal end (541a) and the described sidewall sweeping tooth station supporting seat (51), and be located at two described free end (541b) sides open cylinder (543);

Before described workpiece (100) arrives, the described cylinder (543) that opens stretches out, promotes the opposing motion of two described free ends (541b), to make the opposing motion of two described bare terminal ends (541a), to form the space holding described workpiece (100); After described workpiece (100) arrives, the described cylinder (543) that opens shrinks, leaves described free end (541b), to promote two described clamping part (541) move toward one another to make two described springs (542), clamps described workpiece (100) from both sides; After sweeping tooth, described in open cylinder (543) and again promote two described free ends (541b), unclamp described workpiece (100).

16. flash trimmers according to claim 15, it is characterized in that, the number of described horizontal bearing pin (544) is two, two described clamping parts (541) are rotated around respective described horizontal bearing pin (544) symmetrically, and described clamping part (541) bends inwards below described horizontal bearing pin (544), when clamping described workpiece (100), two described bare terminal ends (541a) be arranged in parallel.

17. flash trimmers according to claim 16, it is characterized in that, also comprise feed arrangement, described feed arrangement comprises the loading plate (551) of the described round brush of carrying (52) and described round brush drive unit (53), infeed mean (552), described loading plate (551) is slidably connected with the support (56) of described flash trimmer, described infeed mean (552) promotes the relatively described support (56) of described loading plate (551) and reciprocatingly slides, with make described round brush (52) near or sweep tooth station supporting seat (51) away from described.

18. flash trimmers according to claim 14, described inversion mechanism (4) comprises driver part (41), conveyer frames (42) and at least two for clamping or the clamping device (43) unclamping workpiece (100)

Described conveyer frames (42) is linkage, described linkage comprises at least two forks be arranged in parallel (421), bottom and the frame (200) of described fork (421) are hinged, the top of at least two described forks (421) is connected with horizontal brace rod (422), at least two described clamping devices (43) all cross out, and be parallelly connected on described connecting rod (422), interval between at least two described clamping devices (43) is corresponding with the distance between at least three described stations to be arranged, described driver part (41) is connected with described fork (421), move back and forth for driving described linkage, thus drive described clamping device (43) that described workpiece (100) is delivered to its next station by current station.