CN216112114U

CN216112114U - Combined automobile gear box shifting fork

Info

Publication number: CN216112114U
Application number: CN202122021370.1U
Authority: CN
Inventors: 张斌
Original assignee: Changli Forging Co Ltd
Current assignee: Changli Forging Co Ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-03-22
Anticipated expiration: 2031-08-24

Abstract

The utility model provides a combined type automobile gearbox shifting fork, which comprises a shifting fork fixing seat; the clamping device is arranged inside the shifting fork fixing seat, the combination device comprises an inserting block and a clamping groove, and the clamping groove is formed in the surface of the inserting block; the insertion block is inserted in the shifting fork fixing seat; the clamping device is clamped with the clamping groove to limit the movement of the insertion block. The composite set sets up in the inside of shift fork fixing base, will insert the block surface through clamping device and block the groove that blocks, and the restriction inserts the piece and removes, and the restriction direction and the shift fork fixing base moving direction in clamping device and joint groove are perpendicular simultaneously, even if shift fork arm bending deformation does not influence composite set's dismantlement yet, conveniently realizes carrying out quick replacement to the shift fork arm that damages, avoids dismantling the shift fork assembly when the maintenance, improves maintenance efficiency.

Description

Combined automobile gear box shifting fork

Technical Field

The utility model relates to the technical field of gearbox processing and manufacturing, in particular to a combined type automobile gearbox shifting fork.

Background

The shifting fork is a component on an automobile gearbox, is connected with a speed changing handle and is positioned at the lower end of the handle, and shifts an intermediate speed changing wheel, so that the input and output speed ratio is changed, the shifting fork is mainly used for shifting gears of a clutch, and the existing combined shifting fork has some problems, for example, a combined shifting fork connected through a bolt shown in CN212177835U, during the actual use process, the shifting fork deforms, so that a threaded hole on the shifting fork deforms, the bolt for fixing cannot be detached, and after a shifting fork arm deforms and is damaged, the shifting fork arm cannot be quickly replaced; simultaneously, a bolt used for fixing is easy to loosen when a shifting fork moves, so that a nut is easy to drop and fall into a gearbox, and a gear in the gearbox is damaged.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a combined type automobile gearbox shifting fork.

The utility model solves the technical problems through the following technical means:

the combined automobile gearbox shifting fork comprises a shifting fork fixing seat; the clamping device is arranged inside the shifting fork fixing seat, the combination device comprises an inserting block and a clamping groove, and the clamping groove is formed in the surface of the inserting block; the insertion block is inserted in the shifting fork fixing seat; the clamping device is clamped with the clamping groove to limit the movement of the insertion block.

As an improvement of the technical scheme, the clamping device comprises a rotating cavity, a C-shaped clamping block, a connecting rotating block, a fixed shaft and a reset spring, wherein the rotating cavity is formed in the shifting fork fixing seat, the fixed shaft is fixedly connected to the inner wall of the rotating cavity, the connecting rotating block is rotatably connected to the outer wall of the fixed shaft, and the connecting rotating block is fixedly connected with the C-shaped clamping block; one end of the C-shaped clamping block is clamped with the clamping groove on the surface of the inserting block, and the other end of the C-shaped clamping block is fixedly connected with the reset spring; one end of the return spring is fixedly connected with the rotating cavity.

As the improvement of the technical scheme, the surface of the shifting fork fixing seat is provided with a driving device, the driving device comprises a connecting block, a rotating button and a C-shaped groove, the rotating button and the fixing shaft are rotatably connected, one side of the connecting block is fixedly connected with the rotating button, the other side of the connecting block is fixedly connected with a C-shaped clamping block, and the connecting block is slidably connected in the C-shaped groove.

As an improvement of the technical scheme, the combined device comprises a single fork body, wherein the single fork body is fixedly connected with the inserting block and is fixedly connected with the inserting block through the single fork body.

As the improvement of the technical scheme, the surface of the shifting fork fixing seat is provided with an observation hole, and the observation hole is aligned to the joint of the insertion block and the inner wall of the shifting fork fixing seat.

The utility model has the beneficial effects that: the composite set sets up in the inside of shift fork fixing base, will insert the block surface through clamping device and block the groove that blocks, and the restriction inserts the piece and removes, and the restriction direction and the shift fork fixing base moving direction in clamping device and joint groove are perpendicular simultaneously, even if shift fork arm bending deformation does not influence composite set's dismantlement yet, conveniently realizes carrying out quick replacement to the shift fork arm that damages, avoids dismantling the shift fork assembly when the maintenance, improves maintenance efficiency.

Drawings

FIG. 1 is a schematic structural view of a modular vehicle transmission shift fork according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a modular vehicle transmission shift fork according to an embodiment of the present invention;

FIG. 3 is a side view of a unitized transmission shift fork of an automobile according to an embodiment of the present invention;

FIG. 4 is an enlarged view of the fork of the modular automobile transmission according to the embodiment of the present invention at the location A of FIG. 2;

in the figure: 1. a shifting fork fixing seat; 2. a drive device; 21. connecting blocks; 22. a knob is rotated; 23. c-shaped grooves; 3. a combination device; 31. inserting a block; 32. a clamping groove; 33. a single fork body; 4. a clamping device; 41. a rotation chamber; 42. c-shaped fixture blocks; 43. connecting the rotary block; 44. a fixed shaft; 45. a return spring; 5. and (6) observing holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

As shown in fig. 1, 2 and 4, the modular automobile transmission shift fork of the embodiment includes a shift fork fixing seat 1; the clamping device 4 is arranged inside the shifting fork fixing seat 1, the combination device 3 comprises an insertion block 31 and a clamping groove 32, and the clamping groove 32 is formed in the surface of the insertion block 31; the inserting block 31 is inserted in the shifting fork fixing seat 1; the engaging means 4 engages with the engaging groove 32 to restrict the movement of the insertion block 31.

Insert the inside that the piece 31 inserted shift fork fixing base 1, the joint groove 32 that will insert the piece 31 surface through latch device 4 blocks, the piece 31 removal is inserted in the restriction, latch device 4 is perpendicular with 1 moving direction of shift fork fixing base with the restriction direction in joint groove 32 simultaneously, even if shift fork arm bending deformation does not influence composite set 3's dismantlement yet, the convenient realization carries out quick replacement to the shift fork arm of damage, avoid dismantling the shift fork assembly when the maintenance, improve maintenance efficiency.

As shown in fig. 2 and 4, in some embodiments, the latch device 4 includes a rotating cavity 41, a C-shaped latch 42, a connecting rotating block 43, a fixing shaft 44 and a return spring 45, the rotating cavity 41 is formed inside the fork fixing seat 1, the fixing shaft 44 is fixedly connected to the inner wall of the rotating cavity 41, the connecting rotating block 43 is rotatably connected to the outer wall of the fixing shaft 44, and the connecting rotating block 43 is fixedly connected to the C-shaped latch 42; one end of the C-shaped fixture block 42 is clamped with the clamping groove 32 on the surface of the inserting block 31, and the other end is fixedly connected with a return spring 45; one end of the return spring 45 is fixedly connected with the rotating cavity 41.

The C-shaped fixture block 42 is pushed by the return spring 45, so that the C-shaped fixture block 42 rotates around the fixed shaft 44 in the rotating cavity 41, the C-shaped fixture block 42 is pushed into the clamping groove 32 of the inserting block 31, the inserting block 31 is clamped, the movement of the combined device 3 is convenient to limit, and the combined device 3 is prevented from falling out of the shifting fork fixing seat 1.

As shown in fig. 1 and 4, in some embodiments, a driving device 2 is disposed on a surface of the fork fixing seat 1, the driving device 2 includes a connecting block 21, a rotating button 22 and a C-shaped groove 23, the rotating button 22 is rotatably connected to a fixed shaft 44, one side of the connecting block 21 is fixedly connected to the rotating button 22, and the other side is fixedly connected to a C-shaped latch 42, and the connecting block 21 is slidably connected to the inside of the C-shaped groove 23.

Through rotating knob 22 for connecting block 21 drives C type fixture block 42 and rotates, compresses reset spring 45, makes C type fixture block 42 and inserts the separation of piece 31, is convenient for take out the change with the declutch arm that damages.

As shown in fig. 2, in some embodiments, the combination device 3 includes a single fork body 33, the single fork body 33 is fixedly connected with the insertion block 31, and the single fork body 33 is conveniently inserted into the inner wall of the fork fixing seat 1 through the fixed connection of the single fork body 33 and the insertion block 31, so as to prevent the single fork body 33 from being damaged and deformed and avoid the insertion block 31 from being damaged and deformed.

As shown in fig. 1, in some embodiments, an observation hole 5 is formed in the surface of the shift fork fixing seat 1, the observation hole 5 is aligned with a joint between the insertion block 31 and the inner wall of the shift fork fixing seat 1, and it is convenient to observe whether the insertion block 31 is completely inserted into the shift fork fixing seat 1 through the observation hole 5.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The combined type automobile gearbox shifting fork comprises a shifting fork fixing seat (1); the method is characterized in that: a clamping device (4) is arranged inside the shifting fork fixing seat (1), a combined device (3) is arranged inside the shifting fork fixing seat (1), the combined device (3) comprises an inserting block (31) and a clamping groove (32), and the surface of the inserting block (31) is provided with the clamping groove (32); the inserting block (31) is inserted into the shifting fork fixing seat (1); the clamping device (4) is clamped with the clamping groove (32) to limit the movement of the insertion block (31).

2. The unitized automobile transmission shifter fork of claim 1, wherein: the clamping device (4) comprises a rotating cavity (41), a C-shaped clamping block (42), a connecting rotating block (43), a fixed shaft (44) and a reset spring (45), the rotating cavity (41) is formed in the shifting fork fixing seat (1), the fixed shaft (44) is fixedly connected to the inner wall of the rotating cavity (41), the connecting rotating block (43) is rotatably connected to the outer wall of the fixed shaft (44), and the connecting rotating block (43) is fixedly connected with the C-shaped clamping block (42); one end of the C-shaped fixture block (42) is clamped with the clamping groove (32) on the surface of the inserting block (31), and the other end of the C-shaped fixture block is fixedly connected with the return spring (45); one end of the return spring (45) is fixedly connected with the rotating cavity (41).

3. The unitized automobile transmission shifter fork of claim 2, wherein: the surface of shift fork fixing base (1) is provided with drive arrangement (2), drive arrangement (2) include connecting block (21), rotate button (22) and C type groove (23), rotate button (22) and fixed axle (44) and rotate the connection, one side and the rotation button (22) fixed connection of connecting block (21), and opposite side and C type fixture block (42) fixed connection, connecting block (21) is at the inside sliding connection in C type groove (23).

4. The unitized automobile transmission shifter fork of claim 1, wherein: the combined device (3) comprises a single fork body (33), wherein the single fork body (33) is fixedly connected with the inserting block (31) through the single fork body (33) and the inserting block (31).

5. The unitized automobile transmission shifter fork of claim 1, wherein: an observation hole (5) is formed in the surface of the shifting fork fixing seat (1), and the observation hole (5) is aligned to the joint of the insertion block (31) and the inner wall of the shifting fork fixing seat (1).