CN212600155U

CN212600155U - Shifting fork assembly press-fitting device

Info

Publication number: CN212600155U
Application number: CN202021396643.XU
Authority: CN
Inventors: 王进丁; 顾志敏; 李宏志; 徐晖
Original assignee: Changhui Auto Electric Huangshan JSC
Current assignee: Changhui Auto Electric Huangshan JSC
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-02-26
Anticipated expiration: 2030-07-16

Abstract

A shifting fork assembly press-fitting device comprises a base, wherein a transverse guide rail groove and a longitudinal guide rail groove are formed in the base; the lower die is arranged on the transverse guide rail groove, a first air cylinder is fixedly arranged at the lower end of the base along the direction of the transverse guide rail groove, and the first air cylinder is connected with the lower die through a first air cylinder coupler; an upper die is arranged on the longitudinal guide rail groove, a second air cylinder is fixedly arranged on the base along the direction of the longitudinal guide rail groove, and the second air cylinder is connected with the upper die through a second air cylinder coupler; the base is also provided with a starting button, an electric control device and an electromagnetic valve group. The utility model provides a traditional manual pressure equipment shift fork assembly difficulty big, waste time and energy, the product percent of pass is low to and influence production efficiency's problem.

Description

Shifting fork assembly press-fitting device

Technical Field

The utility model relates to an automobile parts frock technical field especially relates to a shift fork assembly pressure equipment device.

Background

The automobile combined switch comprises a handle and a shifting fork driven by the handle, wherein a reset block is arranged in the shifting fork. The shifting fork and the reset block are matched in a specific structure, an arc-shaped groove is formed in the shifting fork, a positioning column arranged in the arc-shaped groove is arranged at the bottom of the right end of the reset block, a U-shaped clamping groove is formed in the left side of the reset block, a clamping groove structure is correspondingly arranged on the shifting fork, and a compression spring is arranged between the clamping groove of the shifting fork and the U-shaped clamping groove of the reset block.

At present, the shifting fork assembly process on the production line adopts the manual pressure equipment mode, has following problem simultaneously: the fingers can be completed with great force from a plurality of different angle directions, the assembly difficulty is high, and the spring is easy to pop out in the assembly process, so that batch reworking is caused; the spring is not easy to be installed in place, and the next procedure can be influenced, so that the assembled product is unqualified, and the yield is low; the installation operation wastes time and energy, and the production efficiency is greatly influenced. Therefore, it is important to invent a new shifting fork assembly press-fitting device to replace the manual press-fitting.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a shift fork assembly pressure equipment device, it is big to solve the manual pressure equipment shift fork assembly difficulty of tradition, wastes time and energy, and the product percent of pass is low to and influence production efficiency's problem.

The utility model provides a technical scheme that its technical problem adopted is:

a shifting fork assembly press-fitting device comprises a base, wherein a transverse guide rail groove and a longitudinal guide rail groove are formed in the base; the lower die is arranged on the transverse guide rail groove, a first air cylinder is fixedly arranged at the lower end of the base along the direction of the transverse guide rail groove, and the first air cylinder is connected with the lower die through a first air cylinder coupler; an upper die is arranged on the longitudinal guide rail groove, a second air cylinder is fixedly arranged on the base along the direction of the longitudinal guide rail groove, and the second air cylinder is connected with the upper die through a second air cylinder coupler; the base is also provided with a starting button and an electric control device;

the lower die comprises a first sliding block, a first guide rail, a shifting fork reset block fixing block and a shifting fork fixing block, wherein the shifting fork reset block fixing block and the shifting fork fixing block are fixedly arranged at the upper end of the first sliding block; a baffle penetrating through the base is fixedly arranged at one end of the shifting fork fixing block, and the baffle is connected with the first air cylinder coupler;

the upper die comprises a second sliding block, a second guide rail and a first sliding plate fixedly arranged at the upper end of the second sliding block, and a bayonet matched with a second air cylinder coupler is arranged at the position, opposite to the second air cylinder, of the first sliding plate; the upper end of the first sliding plate is fixedly connected with a fixed plate, the fixed plate is fixedly connected with a guide rail mounting plate with a third guide rail groove, an air cylinder fixed plate is arranged above the guide rail mounting plate, and a third air cylinder is fixedly connected above the air cylinder fixed plate; the third guide rail groove is provided with a third sliding block and a third guide rail in a matched mode, the third sliding block is fixedly connected with a second sliding plate, the second sliding plate is fixedly connected with an installation plate, the upper end of the installation plate is fixedly connected with a T-shaped connecting block, and a bulge of the T-shaped connecting block is fixedly connected with a piston rod of a third cylinder; one end of the mounting plate is fixedly provided with an adsorption block and a pressure spring guide plate adaptive to the length of the spring, and the pressure spring guide plate is provided with a pressure spring guide block; the upper end of the mounting plate is fixedly connected with a cylinder mounting seat, a fourth cylinder is fixedly arranged on the cylinder mounting seat, and the fourth cylinder is connected with a pressing plate with a bayonet through a third cylinder coupler;

furthermore, in order to filter out water vapor and impurities in the air source, the base is provided with a pressure regulating filter, the pressure regulating filter is provided with a hand slide valve, and the hand slide valve is connected with the air source.

Furthermore, in order to control the electromagnetic valve group through the electric control device to drive each air cylinder to move and the adsorption block to adsorb, the first air cylinder, the second air cylinder, the pressure regulating filter, the third air cylinder and the fourth air cylinder are all connected to the electromagnetic valve group, and the adsorption block is connected to the electromagnetic valve group through the vacuum generator; the electromagnetic valve group is connected to an electric control device.

Furthermore, in order to detect that the shifting fork assembly is not installed in place due to the fact that the moving stroke of the air cylinder has a problem, realize an alarm function and remind a worker to process in time, a buzzer is arranged on the press-fitting device and connected to the electric control device; and the sensors on the first cylinder, the second cylinder, the third cylinder and the fourth cylinder are all connected to the electric control device.

Furthermore, in order to better limit the movement of the lower die, a first limit block and a second limit block for limiting the lower die are fixedly arranged at two ends of the transverse guide rail groove on the base.

Furthermore, in order to better limit the movement of the upper die, a third limit block for limiting the upper die is fixedly arranged on the base along the direction of the longitudinal guide rail groove.

Furthermore, in order to better buffer the pushing-down thrust of the third cylinder and ensure that the shifting fork is not damaged by pressure when the upper die assembly is pushed down, the base is provided with an oil buffer relative to the position of the lower end of the second sliding plate.

Furthermore, in order to realize high-precision sliding and prolong the service life of the device, the first sliding block, the second sliding block and the third sliding block are all LM rolling sliding blocks, and the first guide rail, the second guide rail and the third guide rail are all LM rolling guide rails.

The utility model has the advantages that: the utility model controls four cylinders through the electric control device on the press-fitting device, pushes the upper and lower die assemblies to move in sequence, presses the spring into a designated position on the shifting fork, and then presses the positioning column of the shifting fork reset block into the arc-shaped groove of the shifting fork to complete assembly; simultaneously the utility model discloses a location structure of fixed block and deflector has guaranteed the accuracy of shift fork and reset block assembled position, and the spring can not upwards pop out when pressing spring, and the shift fork can not receive the pressure damage when the hydraulic buffer has also guaranteed to go up the mould subassembly and has pushed down. Utilize the utility model discloses convenient reliable during installation fork assembly, the qualification rate of product assembly has been improved to the job smoothing stability, can effectively solve the problem that manual assembly is wasted time and energy, and work efficiency is low.

The present invention will be described in more detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a perspective view of the shifting fork assembly press-fitting device of the utility model.

Fig. 2 is a perspective view of the middle upper mold portion of the present invention.

Fig. 3 is a left side view of the middle upper mold portion of the present invention.

Fig. 4 is a right side view of the middle upper mold portion of the present invention.

Fig. 5 is an exploded view of the main structure of the middle upper mold portion of the present invention.

Fig. 6 is a perspective view of the middle and lower mold portions of the present invention.

Fig. 7 is an exploded view of the middle and lower mold portions of the present invention.

Fig. 8 is a structural diagram of the middle base after the upper and lower mold portions are removed.

FIG. 9 is an exploded view of the fork assembly.

Detailed Description

A shifting fork assembly press-fitting device as shown in fig. 1 and 8 comprises a base 1, wherein a transverse guide rail groove 11 and a longitudinal guide rail groove 12 are formed in the base 1; the lower die 2 is arranged on the transverse guide rail groove 11, a first air cylinder 13 is fixedly arranged at the lower end of the base 1 along the direction of the transverse guide rail groove 11, and the first air cylinder 13 is connected with the lower die 2 through a first air cylinder coupler 131; an upper die 3 is arranged on the longitudinal guide rail groove 12, a second air cylinder 14 is fixedly arranged on the base 1 along the direction of the longitudinal guide rail groove 12, and the second air cylinder 14 is connected with the upper die 3 through a second air cylinder coupler 141; the base 1 is also provided with a starting button 18 and an electric control device 17. The electric control device 17 can adopt a programmable logic controller PLC and a power supply, the PLC is used for controlling the start and stop of each electromagnetic valve in the electromagnetic valve group, and the start button 18 is connected with the input end of the PLC.

As shown in fig. 6, 7 and 8, the lower mold 2 includes a first slide block 21 and a first guide rail 22, and a fork reset block fixing block 23 fixedly disposed at an upper end of the first slide block 21 and adapted to the fork reset block 53, and a fork fixing block 24 adapted to the fork 51; one end of the shifting fork fixing block 24 is fixedly provided with a baffle 25 penetrating through the base 1, and the baffle 25 is connected with a first cylinder coupler 131.

As shown in fig. 2 to 5, the upper mold 3 includes a second slider 31, a second guide rail 32, and a first slide plate 33 fixedly disposed at an upper end of the second slider 31, and a bayonet adapted to the second cylinder coupler 141 is disposed at a position on the first slide plate 33 opposite to the second cylinder 14; the upper end of the first sliding plate 33 is fixedly connected with a fixing plate 48, the fixing plate 33 is fixedly connected with a guide rail mounting plate 34 with a third guide rail groove, a cylinder fixing plate 35 is arranged above the guide rail mounting plate 34, and a third cylinder 36 is fixedly connected above the cylinder fixing plate 35; the third guide rail groove is provided with a third sliding block 37 and a third guide rail 38 in a matching manner, the third sliding block 37 is fixedly connected with a second sliding plate 39, the second sliding plate 39 is fixedly connected with an installation plate 41, the upper end of the installation plate is fixedly connected with a T-shaped connecting block 40, the bulge of the T-shaped connecting block 40 is fixedly connected with the piston rod of the third air cylinder 36, for convenience of processing, the width of the bulge part of the T-shaped connecting block 40 can be set to be smaller than the distance between the third guide rails 38, and when the piston rod of the third air cylinder 36 is pressed downwards, the T-shaped connecting block 40 is further pushed to be pressed downwards; an adsorption block 42 and a pressure spring guide plate 43 adaptive to the length of a spring are fixedly arranged at one end of the mounting plate 41, and a pressure spring guide block 44 is arranged on the pressure spring guide plate 43; the upper end fixed connection cylinder mount pad 45 of mounting panel 41, cylinder mount pad 45 on fixedly set up fourth cylinder 46, fourth cylinder 46 pass through third cylinder shaft coupling 461 and take the clamp plate 47 of bayonet socket to link to each other.

Further, in order to filter out water vapor and impurities in the air source, the base 1 is provided with the pressure regulating filter 15, the pressure regulating filter 15 is provided with the hand slide valve 151, and the hand slide valve 151 is connected with the air source. The hand slide valve 151 is an air supply switch, and the air pressure in the pneumatic system can be exhausted by screwing the hand slide valve 151.

Further, in order to control the electromagnetic valve group to drive each cylinder to move and the adsorption block to adsorb through the electric control device, the first cylinder 13, the second cylinder 14, the pressure regulating filter 15, the third cylinder 36 and the fourth cylinder 46 are all connected to the electromagnetic valve group 16, and the adsorption block 42 is connected to the electromagnetic valve group 16 through a vacuum generator; the solenoid valve group 16 is connected to an electronic control device 17. The solenoid valves in the solenoid valve group can use an ideck 4V210-08 two-position five-way solenoid valve, each solenoid valve is provided with an air inlet hole and an air outlet hole, and the solenoid valve group 16 is connected to the output end of the PLC.

Further, in order to detect that the shifting fork assembly is not installed in place due to the fact that the moving stroke of the air cylinder has a problem, achieve an alarm function and remind a worker to process in time, a buzzer 19 is arranged on the press-fitting device, and the buzzer 19 is connected to the electric control device 17; the sensors on the first cylinder 13, the second cylinder 14, the third cylinder 36 and the fourth cylinder 46 are also connected to the electronic control device 17. The sensor of each cylinder all connects PLC's input, and bee calling organ 19 is connected to PLC's output.

Further, in order to better limit the movement of the lower mold 2, a first limit block 112 and a second limit block 113 for limiting the lower mold 2 are further fixedly arranged at two ends of the transverse guide rail groove 11 on the base 1.

Further, in order to better limit the movement of the upper die 3, a third limit block 123 for limiting the upper die 3 is further fixedly arranged on the base 1 along the direction of the longitudinal guide rail groove 12.

Further, in order to better buffer the pushing-down thrust of the third cylinder and ensure that the shifting fork is not damaged by pressure when the upper die assembly is pushed down, the base 1 is provided with an oil buffer 20 at a position corresponding to the lower end of the second sliding plate 39.

Further, in order to realize high-precision sliding and prolong the service life of the device, the first slide block 21, the second slide block 31 and the third slide block 37 are all LM rolling slide blocks, and the first guide rail 22, the second guide rail 32 and the third guide rail 38 are all LM rolling guide rails.

During actual assembly, the shifting fork 51 is manually placed on the shifting fork fixing block 24 of the lower die 2, the shifting fork resetting block 53 is placed on the shifting fork resetting block fixing block 23 of the lower die 2, and the spring 52 is placed on the spring groove of the shifting fork 51; the starting button 18 on the base 1 is pressed, after the lower die 2 is pushed to the rightmost side by the first air cylinder 13 below the base 1, the upper die 3 is pushed to move forwards by the second air cylinder 14 until the adsorption block 42 and the pressure spring guide plate 43 are respectively positioned right above the shifting fork reset block fixing block 23 and the shifting fork fixing block 24, then the third air cylinder 36 drives the third sliding block 37 to slide downwards through the T-shaped connecting block 40 and the second sliding plate 39, so that the adsorption block 42 and the pressure spring guide plate 43 are pressed downwards, then the fourth air cylinder 46 pushes the pressing plate 47 to press downwards, the spring 52 is pressed into a spring groove of the shifting fork 51, and meanwhile, the adsorption block 42 adsorbs the shifting fork reset block 53; then the third cylinder 36 drives the second sliding plate 39 to move upwards, the first cylinder 13 pushes the lower die 2 to move leftwards to the leftmost side, so that the adsorption block 42 is positioned right above the shifting fork fixing block 24, and finally the third cylinder 36 pushes the second sliding plate 39 downwards, so that the adsorption block 42 is pressed downwards, and the shifting fork reset block 53 is pressed into the arc-shaped groove of the shifting fork 51 to complete the assembly. And the upper and lower die assemblies automatically reset after the assembly is finished. In the process of press fitting parts, if the press fitting is not in place, the buzzer 19 gives an alarm, and the situations of defective products and rework are avoided. Of course, in order to implement the above operation steps, the solenoid valve set 16 and each cylinder are controlled by the programmable logic controller PLC of the electric control device 17.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited to the above embodiments, and various modifications made by the method concept and technical solution of the present invention or those directly applied to other applications without modification fall within the protection scope of the present invention.

Claims

1. A shifting fork assembly press-fitting device comprises a base (1) and is characterized in that a transverse guide rail groove (11) and a longitudinal guide rail groove (12) are formed in the base (1); the lower die (2) is arranged on the transverse guide rail groove (11), a first air cylinder (13) is fixedly arranged at the lower end of the base (1) along the direction of the transverse guide rail groove (11), and the first air cylinder (13) is connected with the lower die (2) through a first air cylinder coupler (131); an upper die (3) is arranged on the longitudinal guide rail groove (12), a second air cylinder (14) is fixedly arranged on the base (1) along the direction of the longitudinal guide rail groove (12), and the second air cylinder (14) is connected with the upper die (3) through a second air cylinder coupler (141); the base (1) is also provided with a starting button (18) and an electric control device (17);

the lower die (2) comprises a first sliding block (21), a first guide rail (22), a shifting fork reset block fixing block (23) and a shifting fork fixing block (24), wherein the shifting fork reset block fixing block (23) and the shifting fork fixing block (24) are fixedly arranged at the upper end of the first sliding block (21); a baffle (25) penetrating through the base (1) is fixedly arranged at one end of the shifting fork fixing block (24), and the baffle (25) is connected with a first cylinder coupler (131);

the upper die (3) comprises a second sliding block (31), a second guide rail (32) and a first sliding plate (33) fixedly arranged at the upper end of the second sliding block (31), and a bayonet matched with the second air cylinder coupler (141) is arranged at the position, opposite to the second air cylinder (14), of the first sliding plate (33); the upper end of the first sliding plate (33) is fixedly connected with a fixing plate (48), the fixing plate (48) is fixedly connected with a guide rail mounting plate (34) with a third guide rail groove, an air cylinder fixing plate (35) is arranged above the guide rail mounting plate (34), and a third air cylinder (36) is fixedly connected above the air cylinder fixing plate (35); the third guide rail groove is provided with a third sliding block (37) and a third guide rail (38) in a matched mode, the third sliding block (37) is fixedly connected with a second sliding plate (39), the second sliding plate (39) is fixedly connected with an installation plate (41), the upper end of the installation plate is fixedly connected with a T-shaped connecting block (40), and a bulge of the T-shaped connecting block (40) is fixedly connected with a piston rod of a third air cylinder (36); an adsorption block (42) and a pressure spring guide plate (43) matched with the spring length are fixedly arranged at one end of the mounting plate (41), and a pressure spring guide block (44) is arranged on the pressure spring guide plate (43); the upper end fixed connection cylinder mount pad (45) of mounting panel (41), cylinder mount pad (45) on the fixed fourth cylinder (46) that sets up, fourth cylinder (46) link to each other through third cylinder shaft coupling (461) and clamp plate (47) of taking the bayonet socket.

2. A fork assembly press-fitting device according to claim 1, wherein the base (1) is provided with a pressure regulating filter (15), the pressure regulating filter (15) is provided with a hand slide valve (151), and the hand slide valve (151) is connected with an air source.

3. A shifting fork assembly press-fitting device according to claim 1, wherein the first cylinder (13), the second cylinder (14), the pressure regulating filter (15), the third cylinder (36) and the fourth cylinder (46) are all connected to the solenoid valve group (16); the adsorption block (42) is connected to the electromagnetic valve group (16) through a vacuum generator; the electromagnetic valve group (16) is connected to an electric control device (17).

4. A shifting fork assembly press-fitting device according to claim 1, wherein a buzzer (19) is arranged on the press-fitting device, and the buzzer (19) is connected to the electric control device (17); the sensors on the first cylinder (13), the second cylinder (14), the third cylinder (36) and the fourth cylinder (46) are also connected to the electric control device (17).

5. A shifting fork assembly press-fitting device according to claim 1, wherein a first limiting block (112) and a second limiting block (113) for limiting the lower die (2) are fixedly arranged at two ends of the transverse guide rail groove (11) of the base (1).

6. A shifting fork assembly press-fitting device according to claim 1, wherein a third limiting block (123) for limiting the upper die (3) is fixedly arranged on the base (1) along the direction of the longitudinal guide rail groove (12).

7. A fork assembly press-fitting device according to claim 1, wherein the base (1) is provided with a hydraulic buffer (20) at a position opposite to the lower end of the second slide plate (39).

8. A fork assembly press-fitting device according to claim 1, wherein the first slider (21), the second slider (31) and the third slider (37) are all LM rolling sliders, and the first guide rail (22), the second guide rail (32) and the third guide rail (38) are all LM rolling guides.