CN220008877U - Magnet squeeze riveting tool in electronic gear shifter - Google Patents

Abstract

The utility model provides a magnet press riveting tool in an electronic gear shifter, and belongs to the technical field of electronic gear shifter assembly tools. The automatic magnetic force pressing device solves the problems that the automatic degree is low and the efficiency is low due to manual operation in the magnet press mounting of the existing electronic gear shifter. The automatic feeding device comprises a base, a positioning plate for positioning a workpiece, a lifting plate arranged above the positioning plate and a blanking plate, wherein the blanking plate is provided with a blanking hole which is vertically communicated with the blanking plate, a pressing needle with the upper end fixedly connected to the lifting plate is arranged in the blanking hole in a penetrating manner, a material containing barrel for containing magnets is arranged on the blanking plate, the lower end of the material containing barrel is communicated with the blanking hole through a feeding channel arranged in the blanking plate, and a pushing structure for pushing magnets in the material containing barrels to the blanking hole one by one is further arranged on the blanking plate. The press-fitting cylinder and the riveting cylinder are controlled by the PLC control system, so that press-fitting and riveting automation is realized, the working efficiency is greatly improved, the labor intensity of workers is improved, and the precision and reliability of parts are ensured.

Description

Magnet squeeze riveting tool in electronic gear shifter

Technical Field

The utility model belongs to the technical field of electronic gear shifter assembly tools, and relates to a magnet press riveting tool in an electronic gear shifter.

Background

With the rapid development of automotive technology, modern automobiles increasingly use electronic shifters to communicate with transmission controllers. The electronic gear shifter is provided with a magnet which is used for inducing with the Hall sensor. For example, chinese patent discloses an electronic gear shifter for vehicle (CN 208734857U), which comprises a sleeve assembly, wherein a slot is formed in the sleeve assembly, and a magnet is mounted in the slot. In order to prevent the magnet from falling off, a limiting blocking edge is arranged at the opening of the clamping groove, and the magnet in place is limited through the limiting blocking edge.

In the electronic gear shifter, the limiting blocking edge is arranged at the opening of the clamping groove, so that the processing difficulty of the sleeve assembly is increased, and the cost is increased; meanwhile, the limiting blocking edge is arranged, so that the size of the opening of the clamping groove is smaller than the cross section area of the magnet, and the magnet is not easy to be quickly installed in the clamping groove.

Therefore, the prior enterprises improve the structure, the clamping groove on the sleeve assembly is changed into a cylindrical mounting hole, and a cylindrical magnet is mounted in the mounting hole. When the magnet is assembled, the magnet is firstly arranged in the mounting hole by manpower, and then the position at the opening of the mounting hole is melted by the electric iron to form a blocking part for blocking the magnet from falling off. Because the whole assembly process adopts manual operation, the assembly efficiency is low.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a magnet press riveting tool in an electronic gear shifter with high assembly efficiency.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a magnet squeeze riveting frock in electron selector, includes the base, locates the locating plate that is arranged in the location work piece on the base, locates the lifter plate of locating plate top and floating the blanking board of connection in the lifter plate below, have the blanking hole that link up the blanking board setting from top to bottom on the blanking board, wear to be equipped with the presser pin that the upper end links firmly on the lifter plate in the blanking hole, install the flourishing feed cylinder that is used for splendid attire magnet on the blanking board, the lower extreme of flourishing feed cylinder communicates with the blanking hole through locating the pay-off passageway in the blanking board, still be equipped with on the blanking board and be used for pushing the push away material structure to the blanking hole with the magnet in the flourishing feed cylinder one by one.

The blanking hole extends along the vertical direction, and after the workpiece is positioned on the positioning plate, the mounting hole on the workpiece is positioned right below the blanking hole. The material containing barrel is vertically arranged, the aperture of the inner hole of the material containing barrel is slightly larger than the outer diameter of the cylindrical magnet, and the magnet is arranged in the material containing barrel in a single row along the up-down direction. The feeding channel horizontally extends, and the height of the feeding channel is slightly higher than the length of the magnet, so that only one magnet falls into the feeding channel from the charging barrel at a time. The magnets falling into the feeding channel enter the blanking holes one by one under the action of the pushing structure, and finally the magnets entering the blanking holes are pressed into the mounting holes of the workpiece under the action of the pressing needle, so that the magnets are assembled.

In the magnet press riveting tool in the electronic gear shifter, at least two vertically arranged outer guide posts are fixedly connected to the base, the lifting plate is in sliding fit with the outer guide posts, a plurality of support plates are fixedly connected to the upper sides of the outer guide posts, press mounting cylinders with piston rods extending from the lower ends are fixedly connected to the support plates, and the lower ends of the piston rods are fixedly connected with the lifting plate.

When the piston rod of the press-fitting cylinder stretches out, the lifting plate is driven to move downwards; when the piston rod of the press-fitting cylinder contracts, the lifting plate is driven to move upwards. Due to the fact that the outer guide posts are arranged to guide the lifting plate, stability of the lifting plate is improved. The four outer guide posts are distributed at four corners of the base, linear bearings are sleeved on each outer guide post in a sliding mode, and the four linear bearings are fixedly connected to the lifting plate, so that accuracy is guaranteed.

In the magnet press riveting tool in the electronic gear shifter, a mounting plate is fixedly connected below the lifting plate, and the press needle is fixedly connected to the mounting plate; the blanking plate is fixedly connected with the mounting plate, and the blanking plate is in sliding fit with the inner guide posts.

In order to prevent the blanking plate from falling off, an annular blocking edge is arranged at the lower end of the inner guide post, and the blanking plate is abutted against the annular blocking edge under the action of gravity. The mounting plate is provided with a yielding cavity which is arranged in one-to-one correspondence with the inner guide posts, the lifting plate is driven to move downwards when the piston rod of the press-mounting cylinder stretches out, the mounting plate and the blanking plate are driven to move downwards simultaneously, the blanking plate is preferentially contacted with the positioning plate, the inner guide posts gradually enter the yielding cavity along with the continuous stretching out of the piston rod, the pressing needle continuously moves downwards, and the magnet entering the blanking hole is pressed into the mounting hole of the workpiece.

In the magnet press riveting tool in the electronic gear shifter, a first spring extending vertically is arranged between the mounting plate and the blanking plate. When the pressing is finished, and when the piston rod of the pressing cylinder is retracted, the pressing needle moves upwards relative to the blanking hole under the action of the first spring until the pressing needle is completely separated from the blocking of the feeding channel, so that the pushing block is beneficial to pushing the next magnet into the blanking hole.

In the magnet press riveting tool in the electronic gear shifter, the mounting plate is fixedly connected with the limiting column, and when the press pin completely presses the magnet into the mounting hole of the workpiece, the lower end of the limiting column abuts against the blanking plate. The minimum distance between the mounting plate and the blanking plate is limited through the limiting column, when the pressing needle completely presses the magnet into the mounting hole of the workpiece, the pressing needle can be prevented from continuously pressing downwards, the position precision of the magnet press-fitting is improved, and meanwhile the pressing needle can be prevented from pressing the workpiece.

In the magnet riveting tool in the electronic gear shifter, the pushing structure comprises a pushing block arranged in the feeding channel in a sliding manner and a lateral driving block fixedly connected to the base and located below the pushing block, the outer end of the pushing block extends out of the blanking plate, a first inclined surface is arranged on the lateral driving block, a second inclined surface opposite to the first inclined surface is arranged on the pushing block, the pushing block can move inwards under the action of the first inclined surface and the second inclined surface when the pushing plate moves downwards, and a second spring for resetting the pushing block is arranged in the blanking plate.

When the blanking plate moves downwards, the first inclined surface is contacted with the second inclined surface, and the pushing block moves inwards under the thrust action of the lateral driving block along with the continuous descending of the blanking plate, so that the magnet positioned below the material containing barrel is pushed to the blanking hole through the feeding channel. When the blanking plate moves upwards, the pushing block can be reset outwards under the action of the second spring.

In the magnet press riveting tool in the electronic gear shifter, a limiting step is formed in the feeding channel, a limiting stop edge which is opposite to the limiting step is arranged on the push block, and the second spring is located between the limiting step and the limiting stop edge.

In the magnet press riveting tool in the electronic gear shifter, the push block is provided with a limiting groove extending along the length direction of the feeding channel, and the blanking plate is fixedly connected with a limiting rod extending into the limiting groove. The push block is limited by the limiting rod and the limiting groove, so that the push block is prevented from falling out of the feeding channel.

In the magnet press riveting tool in the electronic gear shifter, the base is provided with the mounting seat, the mounting seat is provided with the riveting air cylinder, the piston rod of the riveting air cylinder is fixedly connected with the adjustable clamping block, and the adjustable clamping block is clamped with the electric soldering iron.

The press-fitting cylinder and the riveting cylinder are controlled by the PLC control system, so that press-fitting and riveting automation is realized, the working efficiency is greatly improved, the labor intensity of workers is improved, and the precision and reliability of parts are ensured. The PLC control system controls the actions of the press-fit cylinder and the riveting cylinder through a PLC control program, and delay setting and error-proofing control are performed.

In the magnet press riveting tool in the electronic gear shifter, the upper end of the material containing cylinder is communicated with a conveying hose for conveying magnets, and one end, far away from the material containing cylinder, of the conveying hose is connected to an air source. The magnet is sent to the material containing cylinder by using an air source.

Compared with the prior art, the magnet squeeze riveting tool in the electronic gear shifter has the following advantages: the press-fitting cylinder and the riveting cylinder are controlled by the PLC control system, so that press-fitting and riveting automation is realized, the working efficiency is greatly improved, the labor intensity of workers is improved, and the precision and reliability of parts are ensured.

Drawings

Fig. 1 is a schematic structural diagram of a magnet press riveting tool provided by the utility model.

Fig. 2 is a cross-sectional view of the magnet press riveting tool provided by the utility model.

Fig. 3 is a cross-sectional view of a part of the structure of the magnet press riveting tool provided by the utility model.

In the figure, 1, a base; 2. a positioning plate; 3. a lifting plate; 4. a blanking plate; 5. a blanking hole; 6. pressing the needle; 7. a material containing cylinder; 8. a feed channel; 9. an outer guide post; 10. a support plate; 11. a cylinder is pressed and assembled; 12. a mounting plate; 13. an inner guide post; 14. a first spring; 15. a limit column; 16. a pushing block; 17. a lateral drive block; 18. a limit step; 19. limiting stop edges; 20. a limit groove; 21. a limit rod; 22. a mounting base; 23. a riveting air cylinder; 24. an electric iron; 25. a conveying hose; a. and (3) a magnet.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

The magnet squeeze riveting tool in the electronic gear shifter shown in fig. 1 comprises a base 1, wherein a positioning plate 2 for positioning a workpiece (a sleeve component of the electronic gear shifter) is arranged on the base 1, and the positioning plate 2 is provided with a conformal design (such as a concave cavity matched with the sleeve component), so that the workpiece can be positioned conveniently and accurately.

As shown in fig. 1 and 2, four outer guide posts 9 are fixedly connected to the base 1, the four outer guide posts 9 are distributed in a rectangular array, a supporting plate 10 is fixedly connected to the upper side of the four outer guide posts 9 and is arranged in parallel with the base 1, a press-fit cylinder 11 with a piston rod extending out from the lower end is fixedly connected to the supporting plate 10, a lifting plate 3 is fixedly connected to the lower end of the piston rod of the press-fit cylinder 11, and the lifting plate 3 is in sliding fit with the outer guide posts 9. In order to improve stability and ensure smooth operation, linear bearings are sleeved on each outer guide post 9 in a sliding manner, and the four linear bearings are fixedly connected to the lifting plate 3. When the piston rod of the press-fitting cylinder 11 stretches, the lifting plate 3 can be driven to move up and down.

As shown in fig. 2, a mounting plate 12 is fixedly connected below the lifting plate 3, four inner guide posts 13 extending vertically downwards are fixedly connected to the mounting plate 12, blanking plates 4 are slidably matched with the four inner guide posts 13, and first springs 14 extending vertically are arranged between the blanking plates 4 and the mounting plate 12.

As shown in fig. 3, the blanking plate 4 is provided with a blanking hole 5 which is vertically communicated with the blanking plate 4, a pressing needle 6, the upper end of which is fixedly connected to the mounting plate 12, is arranged in the blanking hole 5 in a penetrating manner, the blanking plate 4 is provided with a material containing cylinder 7 for containing the magnet a, the upper end of the material containing cylinder 7 is communicated with a conveying hose 25 for conveying the magnet a, one end, far away from the material containing cylinder 7, of the conveying hose 25 is connected to an air source, the conveying hose 25 is a plastic pipe, and the magnet a is conveyed to the material containing cylinder 7 by the aid of the air source.

During press fitting, the first spring 14 is in a compressed state, after press fitting is completed, and when the piston rod of the press fitting cylinder 11 is retracted, the press needle 6 moves upwards relative to the blanking hole 5 under the action of the first spring 14 until the press needle 6 is completely separated from blocking the feeding channel 8, so that the push block 16 is beneficial to pushing the next magnet a into the blanking hole 5.

As shown in fig. 3, the lower end of the material containing barrel 7 is communicated with the blanking hole 5 through a feeding channel 8 arranged in the blanking plate 4, and a pushing structure for pushing the magnets a in the material containing barrel 7 to the blanking hole 5 one by one is arranged on the blanking plate 4. The blanking hole 5 extends in the vertical direction, and after the workpiece is positioned on the positioning plate 2, the mounting hole on the workpiece is positioned right below the blanking hole 5. The material containing barrel 7 is vertically arranged, the aperture of the inner hole of the material containing barrel is slightly larger than the outer diameter of the cylindrical magnet a, and the magnet a is arranged in the material containing barrel 7 in a single row along the up-down direction. The feeding channel 8 extends horizontally, and the height of the feeding channel 8 is slightly higher than the length of the magnets a, so that only one magnet a falls into the feeding channel 8 from the charging barrel 7 at a time. The magnets a falling into the feeding channel 8 enter the blanking holes 5 one by one under the action of the pushing structure, and finally the magnets a entering the blanking holes 5 are pressed into the mounting holes of the workpiece under the action of the pressing needle 6, so that the magnets a are assembled.

The mounting plate 12 is provided with a yielding cavity which is arranged in one-to-one correspondence with the inner guide posts 13, the lifting plate 3 is driven to move downwards when the piston rod of the press-fit cylinder 11 stretches out, the mounting plate 12 and the blanking plate 4 are driven to move downwards simultaneously, the blanking plate 4 is preferentially contacted with the positioning plate 2, the inner guide posts 13 gradually enter the yielding cavity along with the continuous stretching out of the piston rod, the press needle 6 continuously moves downwards, and the magnet a entering the blanking hole 5 is pressed into the mounting hole of the workpiece.

As shown in fig. 3, the mounting plate 12 is fixedly connected with a limit post 15, and when the pressing needle 6 completely presses the magnet a into the mounting hole of the workpiece, the lower end of the limit post 15 abuts against the blanking plate 4. The minimum distance between the mounting plate 12 and the blanking plate 4 is limited by the limiting column 15, when the pressing needle 6 completely presses the magnet a into the mounting hole of the workpiece, the pressing needle 6 can be prevented from continuously pressing downwards, the position accuracy of the pressing of the magnet a is improved, and meanwhile, the pressing needle 6 can be prevented from pressing the workpiece.

As shown in fig. 2 and 3, the pushing structure includes a pushing block 16 slidably disposed in the feeding channel 8 and a lateral driving block 17 fixedly connected to the base 1 and located below the pushing block 16, where the outer end of the pushing block 16 extends out of the blanking plate 4, the lateral driving block 17 is provided with a first inclined plane, the pushing block 16 is provided with a second inclined plane opposite to the first inclined plane, and when the pushing plate moves downward, the pushing block 16 can move inward under the action of the first inclined plane and the second inclined plane, and a second spring (not shown in the figure) for resetting the pushing block 16 is disposed in the blanking plate 4. When the blanking plate 4 moves downwards, the first inclined surface contacts with the second inclined surface, and as the blanking plate 4 continues to descend, the push block 16 moves inwards under the thrust action of the lateral driving block 17, and the magnet a positioned below the material containing barrel 7 is pushed to the blanking hole 5 through the feeding channel 8. When the blanking plate 4 moves upwards, the push block 16 can be reset outwards under the action of the second spring.

As shown in fig. 3, a limiting step 18 is formed in the feeding channel 8, a limiting stop edge 19 opposite to the limiting step 18 is arranged on the push block 16, and the second spring is located between the limiting step 18 and the limiting stop edge 19.

As shown in fig. 3, the push block 16 is provided with a limit groove 20 extending along the length direction of the feeding channel 8, and the blanking plate 4 is fixedly connected with a limit rod 21 extending into the limit groove 20. The push block 16 is limited by the limiting rod 21 and the limiting groove 20, so that the push block 16 is prevented from falling out of the feeding channel 8.

As shown in fig. 1, a mounting seat 22 is arranged on the base 1, a riveting air cylinder 23 is arranged on the mounting seat 22, an adjustable clamping block is fixedly connected to a piston rod of the riveting air cylinder 23, and an electric iron 24 is clamped on the adjustable clamping block. The press-fitting cylinder 11 and the riveting cylinder 23 are controlled by a PLC control system, so that press-fitting and riveting automation is realized, the working efficiency is greatly improved, the labor intensity of workers is improved, and the precision and the reliability of parts are ensured. The PLC control system controls the actions, time delay setting and error prevention control of the press-fitting cylinder 11 and the riveting cylinder 23 through a PLC control program.

The electric iron 24 is connected with a special control box to realize constant temperature operation.

When the piston rod of the press-fitting cylinder 11 stretches out, the lifting plate 3 is driven to move downwards, the mounting plate 12 and the blanking plate 4 are driven to move downwards together, when the push block 16 contacts the lateral driving block 17, the push block 16 moves towards the inside of the feeding channel 8 under the action of the first inclined plane and the second inclined plane, and the magnet a positioned at the lowest part of the charging barrel 7 is pushed to the blanking hole 5 through the feeding channel 8, and at the moment, the blanking plate 4 is completely abutted against the positioning plate 2; as the piston rod of the press-fit cylinder 11 continues to extend, the mounting plate 12 continues to move downward, the first spring 14 is compressed, and the press pin 6 moves downward to press the magnet a located in the blanking hole 5 into the mounting hole of the workpiece. After the press fitting is finished, the piston rod of the press fitting cylinder 11 contracts to drive the lifting plate 3, the mounting plate 12 and the blanking plate 4 to move upwards, the blanking plate 4 is reset under the action of the first spring 14, and the push block 16 is reset under the action of the second spring. And then the piston rod of the riveting cylinder 23 stretches out to drive the electric soldering iron 24 to be close to the workpiece, the part of the opening of the workpiece is melted and pushed to the upper part of the magnet a, then the piston rod of the riveting cylinder 23 contracts, and a blocking part for blocking the magnet a from falling off can be formed after the melted part of the workpiece is cooled.

In the tool, a linear bearing and an outer guide post 9 are adopted as precise guide, a first spring 14 is used for pressing a blanking plate 4, the blanking plate 4 is ensured to push a magnet a in place, then a pressing needle 6 is pressed in, and a limit post 15 is adopted for ensuring the pressing stroke of the magnet a.

The automatic feeding device is also provided with an error proofing system which is divided into magnet a error proofing, press mounting error proofing and riveting error proofing, wherein the magnet a error proofing is used for preventing the magnet a from being pressed into N/S pole direction errors, a magnet a is embedded in the tool, workers perform error proofing by utilizing the principle that like poles repel each other and opposite poles attract each other, and after the magnet a error proofing procedure, the workers load the magnet a into the conveying hose 25. The press-fitting mistake proofing is to detect whether the part is installed in the tool by using an infrared sensor so as to control whether the press-fitting cylinder 11 works. The riveting error prevention is to detect whether the magnet a is pressed into the part by a magnetic sensor so as to control whether the riveting cylinder 23 works.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims (10)

1. The utility model provides a magnet riveting frock in electron selector, its characterized in that, including base (1), locate locating plate (2) that are arranged in the location work piece on base (1), locate lifter plate (3) of locating plate (2) top and floating connection blanking plate (4) in lifter plate (3) below, blanking hole (5) that blanking plate (4) set up link up blanking plate (4) from top to bottom have on blanking plate (4), wear to be equipped with in blanking hole (5) upper end and link firmly in lifter plate (3) pressure needle (6), install on blanking plate (4) and be used for splendid attire magnet (a) flourishing feed cylinder (7), the lower extreme of flourishing feed cylinder (7) communicates with blanking hole (5) through feeding channel (8) in locating blanking plate (4), still be equipped with on blanking plate (4) and be used for pushing away the push away material structure to blanking hole (5) with magnet (a) in flourishing feed cylinder (7) one by one.

2. The magnet press riveting tool in an electronic gear shifter according to claim 1, wherein at least two vertically arranged outer guide posts (9) are fixedly connected to the base (1), the lifting plate (3) is in sliding fit with the outer guide posts (9), a plurality of support plates (10) are fixedly connected to the upper sides of the outer guide posts (9), press-fitting cylinders (11) with piston rods extending from the lower ends are fixedly connected to the support plates (10), and the lower ends of the piston rods are fixedly connected to the lifting plate (3).

3. The magnet press riveting tool in the electronic gear shifter according to claim 1, wherein a mounting plate (12) is fixedly connected below the lifting plate (3), and the press needle (6) is fixedly connected to the mounting plate (12); at least two inner guide posts (13) extending vertically downwards are fixedly connected to the mounting plate (12), and the blanking plate (4) is in sliding fit with the inner guide posts (13).

4. A magnet press riveting tooling in an electronic gear shifter according to claim 3, characterized in that a vertically extending first spring (14) is arranged between the mounting plate (12) and the blanking plate (4).

5. A magnet press riveting tooling in an electronic gear shifter according to claim 3, wherein a limit post (15) is fixedly connected to the mounting plate (12), and the lower end of the limit post (15) abuts against the blanking plate (4) when the press pin (6) completely presses the magnet (a) into the mounting hole of the workpiece.

6. The magnet press riveting tool in the electronic gear shifter according to claim 1, wherein the pushing structure comprises a pushing block (16) arranged in the feeding channel (8) in a sliding manner and a lateral driving block (17) fixedly connected to the base (1) and positioned below the pushing block (16), the outer end of the pushing block (16) extends out of the blanking plate (4), a first inclined surface is arranged on the lateral driving block (17), a second inclined surface opposite to the first inclined surface is arranged on the pushing block (16), the pushing block (16) can move inwards under the action of the first inclined surface and the second inclined surface when the pushing plate moves downwards, and a second spring for resetting the pushing block (16) is arranged in the blanking plate (4).

7. The magnet press riveting tool in the electronic gear shifter according to claim 6, wherein a limiting step (18) is formed in the feeding channel (8), a limiting stop edge (19) opposite to the limiting step (18) is arranged on the push block (16), and the second spring is located between the limiting step (18) and the limiting stop edge (19).

8. The magnet press riveting tool in the electronic gear shifter according to claim 7, wherein the push block (16) is provided with a limiting groove (20) extending along the length direction of the feeding channel (8), and the blanking plate (4) is fixedly connected with a limiting rod (21) extending into the limiting groove (20).

9. The magnet press riveting tool in the electronic gear shifter according to claim 1, wherein a mounting seat (22) is arranged on the base (1), a riveting air cylinder (23) is arranged on the mounting seat (22), an adjustable clamping block is fixedly connected to a piston rod of the riveting air cylinder (23), and an electric iron (24) is clamped on the adjustable clamping block.

10. The magnet press riveting tooling in the electronic gear shifter according to claim 1, wherein the upper end of the material containing cylinder (7) is communicated with a conveying hose (25) for conveying the magnet (a), and one end of the conveying hose (25) away from the material containing cylinder (7) is connected to an air source.