CN216264603U

CN216264603U - Manual transmission shifts and indicates machine tooling anchor clamps

Info

Publication number: CN216264603U
Application number: CN202122247340.2U
Authority: CN
Inventors: 钱夏晨; 石小荣; 夏敏; 张艳伟; 王述林
Original assignee: Jiangsu Zhizao New Material Co ltd
Current assignee: Jiangsu Zhizao New Material Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-04-12
Anticipated expiration: 2031-09-16

Abstract

The utility model provides a machining clamp for a gear shifting finger of a manual transmission, which comprises a plurality of groups of clamping devices arranged on a support and used for fixing the gear shifting finger, wherein the gear shifting finger comprises a main body and a finger part arranged on the side wall of the main body, each clamping device comprises a positioning base, a first clamping assembly used for clamping the top wall and the bottom wall of the main body and a second clamping assembly used for clamping the root position of the finger part, each second clamping assembly comprises a cushion block, a pressing block and a pressing rod, the cushion block is arranged on the positioning base, the cushion block is arranged on the lower end face of the finger part, the pressing block is rotatably arranged at the front end of the pressing rod, and a first driving mechanism used for driving the pressing block to be close to or far away from the upper end face of the finger part is arranged on the pressing rod. According to the machining clamp for the gear shifting finger machine of the manual transmission, the first clamping assembly and the second clamping assembly are matched with each other to fix the position of the gear shifting finger, so that the offset of parts during machining is prevented, the clamping speed is high, the machining precision is high, and the production efficiency and the product quality are greatly improved.

Description

Manual transmission shifts and indicates machine tooling anchor clamps

Technical Field

The utility model relates to the technical field of gear shifting finger machining equipment, in particular to a gear shifting finger machining clamp of a manual transmission.

Background

The gear shifting finger is an important part in the manual transmission, and the gear shifting finger comprises a main body and a finger part arranged on the side wall of the main body. Among the prior art, when finger portion size is shifted in processing, through fixing main part roof and diapire, fixed finger position of shifting, because when finger portion is shifted in processing, the part does not have all degrees of freedom total restrictions, and the part position takes place the skew easily during processing, influences the parts machining precision.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the utility model provides a machining clamp for a gear shifting finger of a manual transmission, aiming at overcoming the defects that the gear shifting finger is easy to deviate during machining and the machining precision of parts is influenced in the prior art.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a manual transmission shifts and indicates machining anchor clamps, is used for the fixed clamping device who shifts and indicate including locating the multiunit on the support, it indicates including the main part and locate finger portion on the main part lateral wall to shift, clamping device is including the location base, be used for cliping the first clamping component of main part roof and diapire and be used for cliping the second clamping component of the root position of finger portion, second clamping component includes cushion, briquetting and depression bar, the cushion is located on the location base, the cushion pad is located the terminal surface under the finger portion, the briquetting rotate set up in the depression bar front end, be equipped with the drive on the depression bar the briquetting is close to or keeps away from the first actuating mechanism of finger portion up end.

A plurality of groups of clamping devices are arranged on the bracket and used for processing a plurality of gear shifting fingers at one time, so that the processing efficiency is improved; the first clamping assembly clamps the top wall and the bottom wall of the main body and is used for clamping the gear shifting finger; in the second clamping assembly, the cushion block and the pressing block are matched to clamp the roots of the finger parts, so that the shifting finger is prevented from rotating during machining, and meanwhile, the positions of the finger parts to be machined are exposed, so that the machining of the positions of the finger parts is facilitated; the pressing block is rotatably arranged at the front end of the pressing rod and used for ensuring that the working surface of the pressing block is attached to the upper end surfaces of the finger parts, so that the surface damage risk of parts is reduced; the first driving mechanism is used for driving the pressing rod to act, so that the pressing block is driven to be close to or far away from the upper end face of the finger part.

Furthermore, in order to drive the pressing block to be close to or keep away from the upper end face of the finger part, the first driving mechanism comprises a first hydraulic cylinder and an adjusting rod, the first hydraulic cylinder is arranged on one side, away from the cushion block, of the shifting finger, the output end of the first hydraulic cylinder is hinged to one end, away from the pressing block, of the pressing rod, one end of the adjusting rod is hinged to the cylinder body of the first hydraulic cylinder or the positioning base, and the other end of the adjusting rod is hinged to the middle position of the pressing rod. The first hydraulic cylinder extends out, the pressure lever rotates along a point hinged with the adjusting lever, and the pressure block presses the upper end surface of the finger part; the first hydraulic cylinder contracts, the pressure rod tilts along a point hinged with the adjusting rod, and the pressure block is far away from the finger part.

Further, be equipped with the side opening of treating processing on the main part lateral wall, be equipped with the through-hole on the depression bar body of rod, when finger portion was pushed down to the briquetting the through-hole sets up with the side opening is coaxial. When the pressing block presses the finger part, the processing cutter passes through the through hole to process a side hole on the side wall of the main body; the processing of finger portion and side opening two positions is realized to clamping once, reduces the error that the clamping brought, improves the machining precision.

Furthermore, in order to clamp the gear shifting finger main body, the first clamping assembly comprises a stop block and a clamping block, the stop block and the clamping block are respectively matched with the top wall and the bottom wall of the main body, the stop block is arranged on the positioning base, and a second driving mechanism for driving the clamping block to be matched with the stop block to clamp the main body is arranged on the clamping block.

Furthermore, the second driving mechanism comprises a rotary telescopic hydraulic cylinder, the output end of the rotary telescopic hydraulic cylinder is arranged on the clamping claw, and the clamping block is fixedly connected with the clamping claw. The gear shifting finger is clamped and fixed by matching the rotary telescopic hydraulic cylinder with the stop block; the unique configuration of the rotary telescopic cylinder allows the size of the clamp to be reduced, allowing more clamps to be attached to the bracket.

Furthermore, a circle of burr avoiding groove is arranged on the clamping block. The arrangement of the avoiding groove is used for preventing the clamping precision of the machining process from being influenced by burrs of the outer contour of the part, so that the machined part is unstable in size.

The utility model has the beneficial effects that: according to the machining clamp for the gear shifting finger machine of the manual transmission, the first clamping assembly and the second clamping assembly are matched with each other to fix the position of the gear shifting finger, so that the offset of parts during machining is prevented, the clamping speed is high, the machining precision is high, and the production efficiency and the product quality are greatly improved.

Drawings

The utility model is further illustrated by the following figures and examples.

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is a schematic structural view of the shift finger;

fig. 3 is a schematic structural view of the clamping block.

In the figure: 1. the gear shifting device comprises a gear shifting finger, 101, a main body, 102, a finger part, 103, a side hole, 2, a positioning base, 3, a cushion block, 4, a pressing block, 5, a pressing rod, 501, a through hole, 6, a first hydraulic cylinder, 7, an adjusting rod, 8, a stop block, 9, a clamping block, 901, an avoiding groove, 10, a rotary telescopic hydraulic cylinder, 11 and a clamping claw.

Detailed Description

The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.

As shown in fig. 1 to 3, the machining fixture for the gear shifting finger of the manual transmission comprises a plurality of groups of clamping devices arranged on a support and used for fixing the gear shifting finger 1, wherein the gear shifting finger 1 comprises a main body 101 and a finger portion 102 arranged on a side wall of the main body 101, each clamping device comprises a positioning base 2, a first clamping assembly used for clamping a top wall and a bottom wall of the main body 101 and a second clamping assembly used for clamping a root position of the finger portion 102, each second clamping assembly comprises a cushion block 3, a pressing block 4 and a pressing rod 5, the cushion block 3 is arranged on the positioning base 2, the cushion block 3 is arranged on the lower end face of the finger portion 102 in a cushioning mode, the pressing block 4 is rotatably arranged at the front end of the pressing rod 5, and the pressing rod 5 is provided with a first driving mechanism for driving the pressing block 4 to be close to or far away from the upper end face of the finger portion 102.

The first driving mechanism comprises a first hydraulic cylinder 6 and an adjusting rod 7, the first hydraulic cylinder 6 is arranged on one side, away from the cushion block 3, of the gear shifting finger 1, the output end of the first hydraulic cylinder 6 is hinged to one end, away from the pressing block 4, of the pressing rod 5, one end of the adjusting rod 7 is hinged to the cylinder body of the first hydraulic cylinder 6, and the other end of the adjusting rod is hinged to the middle position of the pressing rod 5.

Be equipped with the side opening 103 of treating processing on the main part 101 lateral wall, be equipped with through-hole 501 on the 5 body of rod of depression bar, when briquetting 4 pushed down finger portion 102 through-hole 501 sets up with the side opening 103 is coaxial.

The first clamping assembly comprises a stop block 8 and a clamping block 9 which are matched with the top wall and the bottom wall of the main body 101 respectively, the stop block 8 is arranged on the positioning base 2, and a second driving mechanism which drives the clamping block 9 and the stop block 8 to clamp the main body 101 in a matched mode is arranged on the clamping block 9. The second driving mechanism comprises a rotary telescopic hydraulic cylinder 10, the output end of the rotary telescopic hydraulic cylinder 10 is arranged on a clamping claw 11, and the clamping block 9 is fixedly connected with the clamping claw 11.

A circle of burr avoiding groove 901 is arranged on the clamping block 9.

The working process is as follows:

the bottom wall of the gear shifting finger 1 is attached to the stop block 8, the finger part 102 is arranged towards the direction of the cushion block 3, the side wall of the main body 101 close to the finger part 102 is abutted to the side wall of the cushion block 3, the root position of the finger part 102 is attached to the upper end surface of the cushion block 3, then the telescopic hydraulic cylinder 10 is rotated to drive the clamping claw 11 to rotate, the clamping block 9 is rotated to one side of the top wall of the main body 101, then the telescopic hydraulic cylinder 10 is rotated to contract, and the clamping block 9 and the stop block 8 are matched to clamp the main body 101; the output end of the first hydraulic cylinder 6 extends out, the pressing rod 5 rotates along a hinged point with the adjusting rod 7 to drive the pressing block 4 to press the root part of the upper end face of the finger part 102, the clamping is completed, and the size of the finger part 102 and the side hole 103 are machined.

Directions and references (e.g., up, down, left, right, etc.) may be used in the present disclosure only to aid in the description of features in the figures. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.

In light of the foregoing description of preferred embodiments in accordance with the utility model, it is to be understood that numerous changes and modifications may be made by those skilled in the art without departing from the scope of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a manual transmission shifts and indicates machine tooling anchor clamps which characterized in that: comprises a plurality of groups of clamping devices which are arranged on a bracket and used for fixing a gear shifting finger (1), the gear shifting finger (1) comprises a main body (101) and finger parts (102) which are arranged on the side wall of the main body (101), the clamping device comprises a positioning base (2), a first clamping component for clamping the top wall and the bottom wall of the main body (101) and a second clamping component for clamping the root position of the finger part (102), the second clamping component comprises a cushion block (3), a pressing block (4) and a pressing rod (5), the cushion block (3) is arranged on the positioning base (2), the cushion block (3) is arranged on the lower end surface of the finger part (102), the pressing block (4) is rotatably arranged at the front end of the pressing rod (5), and a first driving mechanism for driving the pressing block (4) to be close to or far away from the upper end face of the finger part (102) is arranged on the pressing rod (5).

2. The manual transmission gear shifting finger machining fixture of claim 1, wherein: first actuating mechanism includes first pneumatic cylinder (6) and adjusts pole (7), one side that the cushion (3) were kept away from in finger (1) of shifting is located in first pneumatic cylinder (6), first pneumatic cylinder (6) output with briquetting (4) is kept away from in depression bar (5) one end articulated, adjust pole (7) one end with first pneumatic cylinder (6) cylinder body or location base (2) are articulated, and the other end is articulated with depression bar (5) intermediate position.

3. The manual transmission gear shifting finger machining fixture of claim 2, wherein: be equipped with side hole (103) of treating processing on main part (101) lateral wall, be equipped with through-hole (501) on depression bar (5) the body of rod, when finger portion (102) are pushed down in briquetting (4) through-hole (501) and side hole (103) coaxial setting.

4. A manual transmission shift finger machining jig according to any one of claims 1 to 3 characterised in that: the first clamping assembly comprises a stop block (8) and a clamping block (9) which are matched with the top wall and the bottom wall of the main body (101) respectively, the stop block (8) is arranged on the positioning base (2), and a second driving mechanism which drives the clamping block (9) to be matched with the stop block (8) to clamp the main body (101) is arranged on the clamping block (9).

5. The manual transmission gear shifting finger machining fixture of claim 4, wherein: the second driving mechanism comprises a rotary telescopic hydraulic cylinder (10), the output end of the rotary telescopic hydraulic cylinder (10) is arranged on a clamping claw (11), and the clamping block (9) is fixedly connected with the clamping claw (11).

6. The manual transmission gear shifting finger machining fixture of claim 4, wherein: and a circle of burr avoiding groove (901) is arranged on the clamping block (9).