CN208496542U

CN208496542U - A kind of cylindrical grinder

Info

Publication number: CN208496542U
Application number: CN201721893042.8U
Authority: CN
Inventors: 叶海燕
Original assignee: Dongguan City Pml Precision Mechanism Ltd
Current assignee: Dongguan City Pml Precision Mechanism Ltd
Priority date: 2017-12-28
Filing date: 2017-12-28
Publication date: 2019-02-15
Anticipated expiration: 2027-12-28

Abstract

The utility model provides a kind of cylindrical grinder, including grinder base, the workbench that the X of the relatively described grinder base is arranged to the wheelhead device of activity setting and the Z-direction activity of the relatively described grinder base is provided in the grinder base, the X is to vertical with the Z-direction, the wheelhead device is equipped with X to feeding drive mechanism, the workbench is equipped with Z-direction feeding drive mechanism, and one end of the workbench is equipped with work head, and the other end of the workbench is equipped with tailstock.The utility model machining accuracy is high, and reliable for operation, easy to operate, failure is few, and long service life.

Description

A kind of cylindrical grinder

Technical field

The utility model relates to machine tool technology field more particularly to a kind of cylindrical grinders.

Background technique

It is plain external grinding machine currently used for grinding machine used in Excircle machining, this kind of lathe occurs in product processing The problem of are as follows: converted products dimensions is small, and generally within 500mm, big cone angle outer round surface not can be carried out reciprocal grinding；Cause Lathe rigidity is insufficient, and dynamic stability is poor, and dimensional accuracy, form error, the surface accuracy of converted products are all unable to satisfy product Requirement, polishing and superfinishing process need to be increased；The rigidity of machine tool and the vibration of intensity deficiency are big, are short of power and not can be carried out high speed strength Grinding；Fretting wear seriously causes that machine tool accuracy retentivity is poor, failure is more, and service life is low；Fixture positioning accuracy is low, influences to add The dimensional accuracy of chemical product, form error；Therefore, it is really necessary to design a kind of cylindrical grinder, the defect of the prior art is solved.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides a kind of cylindrical grinder, and machining accuracy is high, and operation can It leans on, easy to operate, failure is few, and long service life.

The utility model provides following technical scheme, a kind of cylindrical grinder, including grinder base, sets in the grinder base The X for being equipped with the relatively described grinder base is arranged to the wheelhead device of activity setting and the Z-direction activity of the relatively described grinder base Workbench；The X is to vertical with the Z-direction, and the wheelhead device is equipped with X to feeding drive mechanism, and the workbench is set There is Z-direction feeding drive mechanism；One end of the workbench is equipped with work head, and the other end of the workbench is equipped with tailstock.

Further, the X is to feeding drive mechanism and the Z-direction feeding drive mechanism including being fixed on the grinding machine bottom Sliding rail on seat and it is arranged on the sliding rail and can be with respect to the deck plate that the sliding rail slidably reciprocates；The bottom surface of the deck plate is fixed Nut seat is installed；Driving motor is installed, the output shaft of the driving motor is connected with and the nut seat in the sliding rail The screw axis to match.

Further, the wheelhead device includes grinding wheel pedestal and the stone for being mounted on the grinding wheel pedestal side Platform；The stone platform is equipped with emery wheel grinding-head, is additionally provided with cutting shield on the stone platform；The grinding wheel pedestal The X is fixedly mounted on on the deck plate of feeding drive mechanism, is fixedly installed with grinding wheel motor on the grinding wheel pedestal, The drive shaft of the grinding wheel motor passes through the driven axis connection of belt and the emery wheel grinding-head.

Further, the workbench is additionally provided with adjustable slide unit, the adjustable slide unit include rotation coarse adjustment slide unit and Fixed fine tuning slide unit；The work head and the tailstock are mounted on the rotation coarse adjustment slide unit；The rotation coarse adjustment slide unit It is provided centrally with rotation axis, the side of the rotation coarse adjustment slide unit is fixedly connected with coarse adjustment nut seat, and the Z-direction feeds driver The deck plate of structure is equipped with rolling bearing and coarse control rod；The fixed fine tuning slide unit includes being fixedly mounted on the Z-direction feeding Fixed plate on the deck plate of transmission mechanism and the micromatic setting being mounted in the fixed plate, the rotation coarse adjustment slide unit are convex It is equipped with the fine tuning jacking block being used cooperatively with the micromatic setting out.

Further, the work head includes main shaft and the spindle motor for driving the main shaft rotation；The one of the main shaft End is provided with first top, is fixedly installed with driver plate outside the main shaft, workpiece fixed fixture is provided on the driver plate；The work Angle adjustment device is additionally provided with as head, and the angle adjustment device includes chassis and the shell that is rotatably mounted on the chassis, institute It states chassis and is connected with vernier across the shell.

Further, the tailstock includes telescopic shaft, elastic handle and elastic cylinder；One end of the telescopic shaft is equipped with the Two is top, and the other end of the telescopic shaft is equipped with pressure adjustment bolt；The tail end of the elastic cylinder is provided with a sliding block, described Sliding block is fixedly connected on the telescopic shaft；It is provided with tooth row on the sliding block, is provided on the elastic handle and the tooth Arrange the transmission gear to match.

The utility model has the following beneficial effects: the workbench is equipped with the work head that can be movable relatively and tailstock, so that The workpiece clamped in the work head is abutted with tailstock carries out Set and Positioning to workpiece together, and X is to feeding drive mechanism for cooperation, The automatically grinding feeding for realizing workpiece, so that more stable during feeding；The work head is equipped with driver plate, the driver plate On be provided with workpiece fixed fixture, before being processed to grinding workpieces, do not need carry out preprocessing, directly workpiece is fixedly connected on Two it is top between, it is easy to operate, improve processing efficiency；The workbench is additionally provided with adjustable slide unit, and the work head is also set Angled regulating device improves the dimensional accuracy of converted products and reduces the shape of product by coarse regulation and fine control Error.

Detailed description of the invention

Fig. 1 is the three-dimensional view of cylindrical grinder described in the utility model；

Fig. 2 is X described in the utility model to feeding drive mechanism and the Z-direction feeding drive mechanism structural schematic diagram；

Fig. 3 is the structural schematic diagram of wheelhead device described in the utility model；

Fig. 4 is the structural schematic diagram of adjustable slide unit described in the utility model；

Fig. 5 is the structural schematic diagram of rotation coarse adjustment slide unit described in the utility model；

Fig. 6 is the structural schematic diagram of the deck plate of Z-direction feeding drive mechanism described in the utility model；

Fig. 7 is the structural schematic diagram of work head described in the utility model；

Fig. 8 is the structural schematic diagram of tailstock described in the utility model；

Fig. 9 is the manual structural schematic diagram of tailstock described in the utility model；

Figure 10 is the structural schematic diagram of tailstock automatic transmission described in the utility model.

Description of symbols:

Grinder base 10.

Wheelhead device 20, X is to feeding drive mechanism 21, grinding wheel pedestal 22, grinding wheel motor 221, belt 222, grinding wheel work Make platform 23, emery wheel grinding-head 231 cuts shield 232, driven shaft 233.

Workbench 30, Z-direction feeding drive mechanism 31, work head 32, main shaft 321, spindle motor 322, first top 323, Driver plate 324, workpiece fixed fixture 325, angle adjustment device 326, chassis 327, shell 328, vernier 329, tailstock 33, Telescopic shaft 331, elastic handle 332, elastic cylinder 333, second top 334, pressure adjustment bolt 335, sliding block 336, tooth row 337, transmission gear 338 can adjust slide unit 34, rotate coarse adjustment slide unit 341, fixed fine tuning slide unit 342, rotation axis 343, coarse adjustment spiral shell Base 344, fixed plate 345, micromatic setting 346 finely tune jacking block 347.

Sliding rail 40, deck plate 41, rolling bearing 411, coarse control rod 412, nut seat 42, driving motor 43, screw axis 44.

Specific embodiment

In order to make the purpose of utility model of the utility model, technical solution and technical effect are more clearly understood, tie below Specific embodiment is closed to be described further the utility model.It should be understood that specific embodiment described herein, be only used for It explains the utility model, is not used to limit the utility model.

Referring to Fig.1, a kind of cylindrical grinder, including grinder base 10 are provided with the relatively described mill in the grinder base 10 The workbench that the X of bed pedestal 10 is arranged to the wheelhead device 20 of activity setting and the Z-direction activity of the relatively described grinder base 10 30；The X is to vertical with the Z-direction, and the wheelhead device 20 is equipped with X to feeding drive mechanism 21, and the workbench 30 is set There is Z-direction feeding drive mechanism 31；One end of the workbench 30 is equipped with work head 32, and the other end of the workbench 30 is equipped with tail Seat 33.

It is understood that the work head 32, the tailstock 33 can clamping workpiece moved along Z-direction, the grinding wheel Head device 20 can move along the x axis, so that workpiece can not only be moved in X to relative to the wheelhead device 20, but also can be in Z-direction phase It is mobile to the workbench 30, the structure type of the mobile grinding wheel feed grinding of conventional workpiece is changed, it can be to the zero of various shapes Part is processed, applied widely.

Referring to Fig. 2, the X is to feeding drive mechanism 21 and the Z-direction feeding drive mechanism 31 including being fixed on the mill Sliding rail 40 on bed pedestal 10 and it is arranged on the sliding rail 40 and can be with respect to the deck plate 41 that the sliding rail 40 slidably reciprocates；Described The bottom surface of panel 41 is fixedly installed with nut seat 42；Driving motor 43 is installed in the sliding rail 40, the driving motor 43 Output shaft is connected with the screw axis 44 to match with the nut seat 42.

It is understood that the X can be ground to feeding drive mechanism 21 and the Z-direction feeding drive mechanism 31 in workpiece It is carried out in the process according to program set by control system, high transmission accuracy, location dimension is accurate, is suitable for various types Workpiece processed；Also forming grinding wheel can be modified with the parameter of input by setup program, carries out cut-in type plunge grinding processing.

Referring to Fig. 3, the wheelhead device 20 includes grinding wheel pedestal 22 and the grinding wheel for being mounted on 22 side of grinding wheel pedestal Workbench 23；The stone platform 23 is equipped with emery wheel grinding-head 231, is additionally provided with cutting shield on the stone platform 23 232；The grinding wheel pedestal 22 is fixedly mounted on the X on the deck plate 41 of feeding drive mechanism 21, the grinding wheel bottom Grinding wheel motor 221 is fixedly installed on seat 22, the drive shaft of the grinding wheel motor 221 passes through belt 222 and the emery wheel grinding-head 231 driven shaft 233 connects.

It is understood that the wheelhead device 20 can be along X to moving, so that part is in the diametrically wheelhead Device 20 is mobile, according to the shape and specification of part, the position of the wheelhead device 20 is adjusted, to control workpiece and the sand Realize attrition process in the relative position for taking turns bistrique 231；It is additionally provided with cutting shield 232 on the stone platform 23, can keep away Exempt from the splashings such as coolant liquid, cutting iron filings and hurts operator；Meanwhile the cutting shield 232 also functions to appearance of the machine tool Beautification function.

Referring to fig. 4 to fig. 6, the workbench 30 is additionally provided with adjustable slide unit 34, and the adjustable slide unit 34 includes rotation Coarse adjustment slide unit 341 and fixed fine tuning slide unit 342；The work head 30 and the tailstock 33 are mounted on the rotation coarse adjustment slide unit On 341；The rotation coarse adjustment slide unit 341 is provided centrally with rotation axis 343, and the side of the rotation coarse adjustment slide unit 341 is fixed It is connected with coarse adjustment nut seat 344, the deck plate 41 of the Z-direction feeding drive mechanism 31 is equipped with rolling bearing 411 and coarse adjustment Bar 412；The fixed fine tuning slide unit 342 includes being fixedly mounted on the deck plate 41 of the Z-direction feeding drive mechanism 31 Fixed plate 345 and the micromatic setting 346 that is mounted in the fixed plate 345, the protrusion of rotation coarse adjustment slide unit 341 equipped with and institute State the fine tuning jacking block 347 that micromatic setting 346 is used cooperatively.

It is understood that the workbench 30 is slided by the way that the rotation coarse adjustment slide unit 341 and the fixed fine tuning is arranged Platform 342, the two cooperate, and further accurately adjust the angle of the workbench 30, institute's converted products dimensional accuracy, shape with Position precision, surface accuracy are greatly improved, and tool high-precision, high efficiency, batch machining product size dispersion degree are easy to control Outstanding feature, be particularly suitable for that multi items, medium-sized batches bearing outside diameter and inner ring outer rollaway nest be accurate, the processing of half accurate grinding makes With.

Referring to Fig. 7, the work head 32 includes main shaft 321 and the spindle motor 322 for driving the rotation of main shaft 321；Institute The one end for stating main shaft 321 is provided with first top 323, is fixedly installed with driver plate 324 outside the main shaft 321, on the driver plate 324 It is provided with workpiece fixed fixture 325；The work head 32 is additionally provided with angle adjustment device 326, and the angle adjustment device 326 is wrapped The shell 328 for including chassis 327 and being rotatably mounted on the chassis 327, the chassis 327 are connected with micro- across the shell 328 Adjust dial 329.

It is understood that the work head 32 is equipped with driver plate 324, it is provided with workpiece fixation on the driver plate 324 and controls Tool 325, before being processed to grinding workpieces, do not need carry out preprocessing, directly by workpiece be fixedly connected on two it is top between, operation It is convenient, improve processing efficiency；The work head 32 is additionally provided with angle adjustment device 326, by directly rotating the work head 32 are adjusted, and further improve the dimensional accuracy of converted products and reduce the form error of product.

Referring to Fig. 8 to Figure 10, the tailstock 33 includes telescopic shaft 331, elastic handle 332 and elastic cylinder 333；It is described to stretch One end of contracting axis 331 is equipped with second top 334, and the other end of the telescopic shaft 331 is equipped with pressure adjustment bolt 335；The pine The tail end of tight cylinder 333 is provided with a sliding block 336, and the sliding block 336 is fixedly connected on the telescopic shaft 331；The sliding block It is provided with tooth row 337 on 336, is provided with the transmission gear 338 to match with the tooth row 337 on the elastic handle 332.

It is understood that the tailstock 33 divides for automatic transmission and manual, automatic transmission is driven by the elastic cylinder 333 The sliding block 336 is moved, is moved to control the telescopic shaft 331；It is manual to pass through the shake elastic handle 332, the pine Transmission gear 338 on tight handle 332 drives the tooth row 337, moves to control the telescopic shaft 331；In addition, passing through rotation It is top to adjust described second to turn the tensile force of adjustable 331 inner spring of telescopic shaft of pressure adjustment bolt 335 Pressure suffered by 334 inner faces, to can easily be replaced top remove when needing replacing top, time saving province Power is hardly damaged top.

The working principle of the utility model cylindrical grinder are as follows: one end of workpiece to be processed is described by the driver plate 324 Workpiece is directly fixedly supported upon described first top 323 and institute of the work head 32 and the tailstock 33 by fixed fixture 325 It states between second top 334.The spindle motor 322 drives the main shaft 321 to rotate, to be mounted on outside the main shaft 321 Driver plate 324 drive workpiece to be processed rotation make rotary feed campaign.The work head 32 and the tailstock 33 are mounted in the work Make on platform 30, drives the workbench 30 that can make the reciprocal feed motion of Z-direction by the Z-direction feeding drive mechanism 31.It is described Workbench 30 is cooperated by the way that the rotation coarse adjustment slide unit 341 and the fixed fine tuning slide unit 342, the two is arranged, further The angle of the workbench 30 is adjusted, accurately to be ground conical surface.It is driven by the X to feeding drive mechanism 21 described Wheelhead device 20 can make X to reciprocal feed motion, so that part is moved in X to relative to the wheelhead device 20, according to The shape and specification of part adjust the position of the wheelhead device 20, to control the opposite of workpiece and the emery wheel grinding-head 231 Realize attrition process in position.

In conclusion the utility model cylindrical grinder structure is simple and compact, precision is high, and precision stability is good, operation letter Single, failure is few, long service life, changes the structure type of the mobile grinding wheel feed grinding of conventional workpiece, can be to various shapes Part is processed, applied widely.

It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field For personnel, without departing from the concept of the premise utility, architectural form cans be flexible and changeable, and can be produced with subseries Product.Several simple deduction or replace are only made, it is true by the claims submitted all to shall be regarded as belonging to the utility model Fixed scope of patent protection.

Claims

1. a kind of cylindrical grinder, including grinder base, it is characterised in that: be provided with the relatively described grinding machine bottom in the grinder base The workbench that the X of seat is arranged to the wheelhead device of activity setting and the Z-direction activity of the relatively described grinder base；The X to The Z-direction is vertical, and the wheelhead device is equipped with X to feeding drive mechanism, and the workbench is equipped with Z-direction feeding drive mechanism； One end of the workbench is equipped with work head, and the other end of the workbench is equipped with tailstock.

2. cylindrical grinder as described in claim 1, it is characterised in that: the X is passed to feeding drive mechanism and Z-direction feeding Motivation structure includes the sliding rail being fixed in the grinder base and is arranged on the sliding rail and can slidably reciprocate with respect to the sliding rail Deck plate；The bottom surface of the deck plate is fixedly installed with nut seat；Driving motor, the driving motor are installed in the sliding rail Output shaft be connected with the screw axis to match with the nut seat.

3. cylindrical grinder as claimed in claim 2, it is characterised in that: the wheelhead device includes grinding wheel pedestal and is mounted on The stone platform of the grinding wheel pedestal side；The stone platform is equipped with emery wheel grinding-head, also sets on the stone platform There is cutting shield；The grinding wheel pedestal is fixedly mounted on the X on the deck plate of feeding drive mechanism, the grinding wheel Grinding wheel motor is fixedly installed on pedestal, the drive shaft of the grinding wheel motor is connected by the driven shaft of belt and the emery wheel grinding-head It connects.

4. cylindrical grinder as claimed in claim 2, it is characterised in that: the workbench is additionally provided with adjustable slide unit, it is described can Adjusting slide unit includes rotation coarse adjustment slide unit and fixed fine tuning slide unit；The work head and the tailstock are mounted on the rotation coarse adjustment On slide unit；The rotation coarse adjustment slide unit is provided centrally with rotation axis, and the side of the rotation coarse adjustment slide unit is fixedly connected with slightly Nut seat is adjusted, the deck plate of the Z-direction feeding drive mechanism is equipped with rolling bearing and coarse control rod；The fixed fine tuning slide unit It fixed plate on the deck plate including being fixedly mounted on the Z-direction feeding drive mechanism and is mounted on micro- in the fixed plate Device is adjusted, the rotation coarse adjustment slide unit protrusion is equipped with the fine tuning jacking block being used cooperatively with the micromatic setting.

5. cylindrical grinder as claimed in claim 4, it is characterised in that: the work head includes main shaft and the main shaft is driven to revolve The spindle motor turned；One end of the main shaft is provided with first top, driver plate is fixedly installed with outside the main shaft, on the driver plate It is provided with workpiece fixed fixture；The work head is additionally provided with angle adjustment device, and the angle adjustment device includes chassis and rotation Turn the shell being mounted on the chassis, the chassis passes through the shell and is connected with vernier.

6. cylindrical grinder as claimed in claim 4, it is characterised in that: the tailstock includes telescopic shaft, elastic handle and elastic Cylinder；One end of the telescopic shaft is top equipped with second, and the other end of the telescopic shaft is equipped with pressure adjustment bolt；It is described elastic The tail end of cylinder is provided with a sliding block, and the sliding block is fixedly connected on the telescopic shaft；Tooth row, institute are provided on the sliding block State the transmission gear for being provided on elastic handle and matching with the tooth row.