CN222288872U - A self-centering twelve-hole chamfer - Google Patents

Abstract

The utility model discloses a self-centering twelve-hole group chamfering, which relates to the technical field of hole group chamfering and comprises a working table, wherein a PLC (programmable logic controller) is arranged on the front surface of the working table, a first mounting seat is arranged on the upper surface of the left side of the working table, an electric rotating table is arranged on the right side surface of the first mounting seat, a V-shaped clamping groove is formed in the inner side surface of a clamping block, a workpiece is clamped on the surface of the V-shaped clamping groove, a through hole is formed in the surface of the workpiece, a second mounting seat is arranged on the upper surface of a sliding block, a group drill seat is arranged on the left side surface of the second mounting seat, a driving motor is arranged on the surface of the group drill seat, a chamfer drill is arranged at the output end of the driving motor, a positioning hole is formed in the surface of the workpiece, a trigger block is arranged on the inner side surface of a positioning pin, and a micro switch is arranged on the surface of the middle part of a groove.

Description

Self-centering twelve-hole group chamfer

Technical Field

The utility model relates to the technical field of hole group chamfering, in particular to a self-centering twelve-hole group chamfering.

Background

Twelve-hole cluster chamfering is a machining process, and twelve positions of a workpiece can be chamfered simultaneously through a special design tool with twelve chamfering blades. The process is suitable for the condition of needing a large amount of chamfering processing, and can improve the processing efficiency and reduce the production cost. Twelve-hole cluster chamfering is generally used in the fields of metal processing, plastic processing, glass processing and the like, and is suitable for workpieces with different shapes such as excircle chamfering, inner hole chamfering, plane chamfering and the like. This process requires a chamfering tool with high precision, high wear resistance and stability to ensure the quality and efficiency of chamfering. During chamfering of twelve holes, attention is paid to the following points that 1. The workpiece is fixed, namely, the workpiece is ensured to be firmly fixed in the processing process, and vibration and displacement are avoided, so that the chamfering accuracy is influenced. 2. Selecting a proper twelve-hole group chamfering tool, and determining parameters such as blade materials, blade angles and the like of the tool according to workpiece materials and processing requirements. 3. Machining parameters appropriate machining parameters including cutting speed, feeding speed, cutting depth, etc. are set to ensure the stability and efficiency of chamfering machining. 4. And checking quality, namely checking the quality and the size of the chamfer in time after finishing processing, ensuring to meet the requirements, and finishing and adjusting if necessary. Through the notice, twelve-hole cluster chamfering processing can be effectively realized, the processing efficiency is improved, the processing quality is optimized, and the chamfering processing requirements of different workpieces are met. In actual operation, the machining process needs to be flexibly adjusted and optimized according to specific conditions, and the machining effect is ensured to meet the expected requirement.

At present, when chamfering twelve hole groups, a worker is often required to manually use a locating pin or a locating rod to locate, the locating process is troublesome, the working efficiency is low, and in order to improve the working efficiency, a self-centering twelve hole group chamfering device is needed.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a self-centering twelve-hole cluster chamfering, which solves the problems in the background art.

(II) technical scheme

The self-centering twelve-hole group chamfering machine comprises a working table, wherein a PLC controller is arranged on the front surface of the working table, a first mounting seat is arranged on the upper surface of the left side of the working table, an electric rotary table is arranged on the right side surface of the first mounting seat, a clamping seat is fixedly connected with the rotating end of the electric rotary table, a first sliding groove is formed in the surface of the clamping seat, a first sliding block is connected to the surface of the first sliding groove in a sliding mode, a clamping block is fixedly connected to the surface of the first sliding block, a V-shaped clamping groove is formed in the inner side surface of the clamping block, a workpiece is clamped on the surface of the V-shaped clamping groove, a through hole is formed in the surface of the workpiece, a second sliding groove is formed in the upper surface of the working table, a second sliding block is connected to the surface of the second sliding groove, a second mounting seat is arranged on the upper surface of the second sliding block, a group drill seat is arranged on the left side surface of the second mounting seat, a driving motor is fixedly connected to the output end of the driving motor, a chamfer drill is arranged on the surface of the clamping seat, a third sliding groove is formed in the upper surface of the first sliding groove is connected to the surface of the first sliding groove, a third sliding block is fixedly connected to the surface of the third sliding groove is fixedly connected to the inner side of the electric sliding block, a trigger pin is fixedly connected to the inner side of the positioning pin is fixedly connected to the positioning pin, and the inner side of the positioning pin is fixedly connected to the inner side of the positioning pin.

Optionally, the surface mounting of chucking seat has first servo motor, and the output fixedly connected with two-way lead screw of first servo motor, the junction of two ends of two-way lead screw and chucking seat is provided with the bearing, and the surface threaded connection of two-way lead screw has first slider.

Optionally, the quantity of first slider and clamp piece is two, and is symmetrical distribution, and the quantity of through-hole is twelve, and driving motor and chamfer drill's quantity is twelve, and through-hole and chamfer drill's position looks adaptation.

Optionally, the right side face of work table installs the second servo motor, and the output fixedly connected with second lead screw of second servo motor, the junction of both ends of second lead screw and work table are provided with the bearing, and the surface threaded connection of second lead screw has the second slider.

Optionally, a third servo motor is installed on the right side of the third sliding groove, the output end of the third servo motor is fixedly connected with a third screw rod, and the surface of the third screw rod is in threaded connection with a third sliding block.

Optionally, the number of the group drill holders is two, and the group drill holders are symmetrically distributed, the trigger block and the micro switch are positioned between the two springs, and the PLC is electrically connected with electrical equipment on the device.

(III) beneficial effects

The utility model provides a self-centering twelve-hole cluster chamfering, which has the following beneficial effects:

1. The self-centering twelve-hole group chamfering is characterized in that a PLC controller, an electric rotating table, a third sliding block, an electric telescopic rod, a locating pin, a locating hole, a trigger block and a micro switch are arranged, so that the twelve-hole group chamfering has the self-centering effect, during use, a workpiece to be chamfered is installed on a clamping seat, during installation, the workpiece is firstly placed in the middle of two clamping blocks, a first servo motor drives a bidirectional screw rod to rotate, two first sliding blocks in threaded connection with the surface of the bidirectional screw rod synchronously move inwards in a first sliding groove, the first sliding blocks move while driving the clamping blocks to move together, the workpiece is clamped in the middle of a V-shaped clamping groove through two clamping blocks which are close to each other, the workpiece is fixed at a position concentric with the clamping seat through the arrangement of the V-shaped groove, then the distance from the center of the locating hole on the surface of the workpiece is obtained according to the distance from the electric rotating table to the upper surface of the working table, then the telescopic end of the electric telescopic rod is controlled to extend outwards, the locating pin on the surface of the fixed block moves to the same height as the electric rotating table, the third sliding block is in contact with the third sliding block in the left side with the position of the sliding block through the third sliding block in a contact with the third sliding block, and the third sliding block is in a contact state with the third sliding block when the third sliding block is in the contact with the surface of the positioning block, and the third sliding block is in a contact state with the third sliding block is not in contact with the third sliding block, and the positioning block is pressed with the third sliding block at the position groove, when the locating hole rotates to the lowest point, the locating pin is completely contrasted with the locating hole, the locating pin is outwards popped out under the action of the spring, the locating pin enters the locating hole, the trigger block is separated from the micro switch at the moment, the micro switch is in contact with the detection state, and information is fed back to the PLC, the workpiece is located, the third sliding block is controlled to move rightwards in the third sliding groove, meanwhile, the telescopic end of the electric telescopic rod is contracted, reset is completed, finally, the second sliding block in threaded connection with the surface of the second sliding rod is driven to move leftwards in the second sliding groove through the second servo motor, the second installation seat, the group drill seat, the driving motor and the chamfering drill are driven to move leftwards through the second sliding block, the chamfering drill is driven to rotate through the driving motor, chamfering work of the through hole is completed along with the leftwards movement of the second installation seat, and the PLC is controlled in the control process of the device, so that the aim of quickly centering is achieved, and the work efficiency is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a front view in cross section of the present utility model;

FIG. 3 is a schematic diagram of the structure of FIG. 2A according to the present utility model;

FIG. 4 is a schematic diagram of the structure of FIG. 2B according to the present utility model;

fig. 5 is a schematic view of the structure of fig. 2C according to the present utility model.

The device comprises a working table, a PLC (programmable logic controller), a first mounting seat, a second mounting seat, a 4 electric rotating table, a 5 clamping seat, a 6 first sliding groove, a 7 first servo motor, a 8 second sliding rod, a 9 first sliding block, a 10 clamping block, a 11V-shaped clamping groove, a 12 second sliding rod, a workpiece, a 121 through hole, a 13 second sliding groove, a 14 second servo motor, a 15 second sliding rod, a 16 second sliding rod, a 17 second mounting seat, a 18 group drill seat, a 19 driving motor, a 20 second chamfering drill, a 21 third sliding groove, a 22 third servo motor, a 23 third sliding rod, a 24 third sliding rod, a 25 electric telescopic rod, a 26 fixed block, a 27 groove, a 28 spring, a 29, a locating pin, a 30 locating hole, a 31, a trigger block, a 32 and a micro switch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1 to 5, the present utility model provides the following technical solutions: the utility model provides a twelve hole crowd chamfer of self-centering, including work table 1, the front of work table 1 installs PLC controller 2, work table 1 left upper surface installs first mount pad 3, the right flank of first mount pad 3 installs electronic revolving stage 4, the rotatory end fixedly connected with chucking seat 5 of electronic revolving stage 4, first spout 6 has been seted up to the surface of chucking seat 5, the surface sliding connection of first spout 6 has first slider 9, the surface fixedly connected with clamping piece 10 of first slider 9, V type draw-in groove 11 has been seted up to the medial surface of clamping piece 10, the surface clamp of V type draw-in groove 11 has work piece 12, through-hole 121 has been seted up to the surface of work piece 12, second spout 13 has been seted up to work table 1's upper surface, the surface sliding connection of second spout 13 has second slider 16, the upper surface mounting of second slider 16 has second mount pad 17, the left side surface of the second mounting seat 17 is provided with a group drill seat 18, the surface of the group drill seat 18 is provided with a driving motor 19, the output end of the driving motor 19 is provided with a chamfer drill 20, the upper surface of the work table 1 is provided with a third sliding groove 21, the surface of the third sliding groove 21 is slidably connected with a third sliding block 24, the upper surface of the third sliding block 24 is provided with an electric telescopic rod 25, the telescopic end of the electric telescopic rod 25 is fixedly connected with a fixed block 26, the left side surface of the fixed block 26 is provided with a groove 27, the inner side surface of the groove 27 is fixedly connected with a spring 28, the other end of the spring 28 is fixedly connected with a positioning pin 29, the surface of the work piece 12 is provided with a positioning hole 30, the inner side surface of the positioning pin 29 is provided with a trigger block 31, the surface in the middle of the groove 27 is provided with a micro switch 32, the outer surface of the clamping seat 5 is provided with a first servo motor 7, the output end of the first servo motor 7 is fixedly connected with a bidirectional screw rod 8, the two ends of the bidirectional screw rod 8 are provided with bearings at the joint of the clamping seat 5, the surface of the bidirectional screw rod 8 is in threaded connection with the first sliding block 9, the number of the first sliding block 9 and the clamping block 10 is two, the bidirectional screw rod is symmetrically distributed, the number of the through holes 121 is twelve, the number of the driving motor 19 and the chamfer drill 20 is twelve, the through holes 121 are matched with the positions of the chamfer drill 20, the right side surface of the working table 1 is provided with the second servo motor 14, the output end of the second servo motor 14 is fixedly connected with the second screw rod 15, the joint of the two ends of the second screw rod 15 and the working table 1 is provided with bearings, the surface of the second screw rod 15 is in threaded connection with the second sliding block 16, the right side of the third sliding groove 21 is provided with the third servo motor 22, the output end of the third servo motor 22 is fixedly connected with the third screw rod 23, the surface of the third screw rod 23 is in threaded connection with the third sliding block 24, the number of the group drill seat 18 is two, the position of the chamfer drill 20 is symmetrically distributed, the trigger block 31 and the micro switch 32 are positioned in the middle of the two springs 28, and the PLC controller 2 is electrically connected with equipment on the device.

In order to achieve the aim of improving the working efficiency, when in use, a workpiece 12 to be chamfered is mounted on a clamping seat 5, during mounting, the workpiece 12 is firstly placed between two clamping blocks 10, a first servo motor 7 drives a bidirectional screw rod 8 to rotate, two first sliding blocks 9 which are in threaded connection with the surface of the bidirectional screw rod 8 synchronously move inwards in a first sliding groove 6, the first sliding blocks 9 move and simultaneously drive the clamping blocks 10 to move together, the workpiece 12 is clamped between V-shaped clamping grooves 11 through the two clamping blocks 10 which are close to each other, the workpiece 12 is fixed at a position concentric with the clamping seat 5 through the arrangement of the V-shaped grooves, then the distance from the center of a positioning hole 30 on the surface of the workpiece 12 to the outer circle is obtained according to the drawing of the workpiece 12, and then the distance from the positioning hole 30 to the working table 1 is obtained according to the distance from an electric rotary table 4 to the upper surface of the working table 1, then the telescopic end of the electric telescopic rod 25 is controlled to extend outwards, the positioning pin 29 on the surface of the fixed block 26 is moved to the same height as the positioning hole 30, at the moment, the third servo motor 22 is controlled to work, the third screw rod 23 is driven to rotate by the third servo motor 22, the third sliding block 24 in threaded connection with the surface of the third screw rod 23 moves leftwards in the third sliding groove 21, the left end surface of the positioning pin 29 is contacted with the surface of the workpiece 12 as the positioning pin 29 is not matched with the positioning hole 30, the positioning pin 29 is extruded into the groove 27 as the third sliding block 24 moves leftwards, the trigger block 31 is contacted with the micro switch 32, at the moment, the micro switch 32 is in a detection state, then the electric rotary table 4 is controlled to work, the whole clamping seat 5 is driven to rotate by the electric rotary table 4, at the moment, the positioning pin 29 is completely matched with the positioning hole 30 as the positioning hole 30 rotates to the lowest point, under the action of the spring 28, the positioning pin 29 is outwards popped up, the positioning pin 29 enters the positioning hole 30, at the moment, the trigger block 31 is separated from the micro switch 32, the micro switch 32 is in contact with the detection state, and feeds information back to the PLC controller 2, at the moment, positioning of the workpiece 12 is completed, the third sliding block 24 is controlled to move rightwards in the third sliding groove 21, meanwhile, the telescopic end of the electric telescopic rod 25 is contracted, resetting is completed, finally, the second servo motor 14 drives the second lead screw 15 to rotate, the second sliding block 16 in threaded connection with the surface of the second lead screw 15 moves leftwards in the second sliding groove 13, the second sliding block 16 drives the second mounting seat 17, the group drill seat 18, the driving motor 19 and the chamfer drill 20 to move leftwards, the chamfer drill 20 is driven to the position of the through hole 121 by the driving motor 19, chamfering work of the through hole 121 is completed along with leftwards movement of the second mounting seat 17, the control process of the PLC controller 2 is controlled, the quick centering effect is achieved, and the aim of improving the working efficiency is achieved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The self-centering twelve-hole group chamfering machine comprises a working table (1) and is characterized in that a PLC (programmable logic controller) 2 is arranged on the front surface of the working table (1), a first mounting seat 3 is arranged on the left upper surface of the working table (1), an electric rotating table 4 is arranged on the right side surface of the first mounting seat 3, a clamping seat 5 is fixedly connected with the rotating end of the electric rotating table 4, a first sliding groove 6 is arranged on the surface of the clamping seat 5, a first sliding block 9 is connected with the surface of the first sliding groove 6 in a sliding manner, a clamping block 10 is fixedly connected with the surface of the first sliding block 9, a V-shaped clamping groove 11 is arranged on the inner side surface of the clamping block 10, a workpiece 12 is clamped on the surface of the V-shaped clamping groove 11, a through hole 121 is arranged on the surface of the workpiece 12, a second sliding groove 13 is arranged on the upper surface of the working table (1), a second sliding block 16 is connected with the surface of the second sliding groove 16), a second sliding block 17 is arranged on the upper surface of the second sliding block 16, a driving motor group 17 is arranged on the second sliding block 17, a driving motor 18 is arranged on the left side surface of the second sliding block 18, a driving motor 19 is arranged on the driving seat 19, the upper surface of table (1) has seted up third spout (21), the surface sliding connection of third spout (21) has third slider (24), the last surface mounting of third slider (24) has electric telescopic handle (25), the flexible end fixedly connected with fixed block (26) of electric telescopic handle (25), recess (27) are seted up to the left surface of fixed block (26), medial surface fixedly connected with spring (28) of recess (27), the other end fixedly connected with locating pin (29) of spring (28), locating hole (30) have been seted up on the surface of work piece (12), trigger piece (31) are installed to the medial surface of locating pin (29), surface mounting at recess (27) middle part has micro-gap switch (32).

2. The self-centering twelve-hole cluster chamfering machine of claim 1, wherein a first servo motor (7) is mounted on the outer surface of the clamping seat (5), the output end of the first servo motor (7) is fixedly connected with a two-way screw rod (8), bearings are arranged at the connection positions of the two ends of the two-way screw rod (8) and the clamping seat (5), and a first sliding block (9) is connected with the surface threads of the two-way screw rod (8).

3. The self-centering twelve-hole cluster chamfering machine as claimed in claim 2, wherein the number of the first sliding blocks (9) and the clamping blocks (10) is two, the first sliding blocks and the clamping blocks are symmetrically distributed, the number of the through holes (121) is twelve, the number of the driving motors (19) and the chamfering drills (20) is twelve, and the positions of the through holes (121) and the chamfering drills (20) are matched.

4. The self-centering twelve-hole cluster chamfering machine of claim 1, wherein a second servo motor (14) is installed on the right side face of the working table (1), the output end of the second servo motor (14) is fixedly connected with a second lead screw (15), bearings are arranged at the connecting positions of two ends of the second lead screw (15) and the working table (1), and a second sliding block (16) is connected to the surface of the second lead screw (15) in a threaded mode.

5. The self-centering twelve-hole cluster chamfering machine of claim 1, wherein a third servo motor (22) is installed on the right side of the third sliding groove (21), the output end of the third servo motor (22) is fixedly connected with a third lead screw (23), and the surface of the third lead screw (23) is in threaded connection with a third sliding block (24).

6. The self-centering twelve-hole cluster chamfer as claimed in claim 1, wherein the number of the cluster drill seats (18) is two, the cluster drill seats are symmetrically distributed, the trigger block (31) and the micro switch (32) are positioned between the two springs (28), and the PLC (2) is electrically connected with electrical equipment on the device.