CN215445026U - Wear-resistant range shift fork - Google Patents
Wear-resistant range shift fork Download PDFInfo
- Publication number
- CN215445026U CN215445026U CN202121407956.5U CN202121407956U CN215445026U CN 215445026 U CN215445026 U CN 215445026U CN 202121407956 U CN202121407956 U CN 202121407956U CN 215445026 U CN215445026 U CN 215445026U
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- Prior art keywords
- wear
- fixedly connected
- right end
- resistant
- screw rod
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- Expired - Fee Related
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- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 229910010293 ceramic material Inorganic materials 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 description 4
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Gear-Shifting Mechanisms (AREA)
Abstract
The utility model relates to the field of automobile accessories, in particular to a wear-resistant range shift fork, which comprises a fixing piece, wherein the right end of the inner side of an arc piece is rotatably connected with a screw rod, the outer side of the screw rod is spirally connected with a screw rod sleeve, the outer side of the screw rod sleeve is fixedly connected with a clamping block, the center of the outer side of the screw rod is fixedly connected with a second knob, the inner side of the clamping block is slidably connected with a slide block, the right end of the slide block is fixedly connected with a wear-resistant piece, and the inner side of a fixing ring is provided with a roller wheel. The quick wearing and tearing of shift fork can be avoided in cooperation gyro wheel, increase of service life.
Description
Technical Field
The utility model relates to the field of automobile accessories, in particular to a wear-resistant range shift fork.
Background
The shift fork is the last part of motor transmission, links to each other with the gear lever, is located the handle lower extreme, stirs middle change gear, makes input/output speed ratio change, and the shift fork mainly used clutch shifts gears, and the table that the shift fork damaged has shift fork bending deformation, and crackle or fracture appear in the shift fork, and shift fork round pin damages etc. no matter which kind of circumstances all can lead to the derailleur to put into gear the difficulty or hang not last shelves, needs in time to overhaul the change.
The shifting fork is because of the frequent use of clutch, and the frictional motion scene that the shifting fork takes place is more, very easily takes place wearing and tearing, and meanwhile, current shifting fork need the assigned size in can not adapt to the clutch of various models when using, and it is very inconvenient to change the use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a wear-resistant range shift fork to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a wear-resistant range shift fork comprises a fixing piece, wherein a threaded sleeve is fixedly connected to the center of the inner side of the right end of the fixing piece, a threaded shaft is spirally connected to the inner side of the threaded sleeve, the threaded shaft is horizontally arranged, a first knob is fixedly connected to the left end of the threaded shaft, a sliding rod is rotatably connected to the right end of the threaded shaft, the sliding rod is slidably connected to the right end of the inner side of the threaded sleeve, a push piece is fixedly connected to the right end of the sliding rod, an arc piece is rotatably connected to the outer side of the push piece, a lead screw is rotatably connected to the right end of the arc piece, a lead screw sleeve is spirally connected to the outer side of the lead screw, a clamping block is fixedly connected to the outer side of the lead screw sleeve, a second knob is fixedly connected to the center of the outer side of the lead screw, a sliding block is slidably connected to the inner side of the clamping block, a wear-resistant piece is fixedly connected to the right end of the sliding block, and a fixing ring is fixedly connected to the right end of the wear-resistant piece, the inner side of the fixing ring is provided with a roller.
Preferably, the number of the arc-shaped pieces is 2, the left end of each arc-shaped piece is rotatably connected with a rod piece, and the other end of each rod piece is rotatably connected with the outer side of the corresponding threaded sleeve.
Preferably, the screw rod is provided with opposite threads, and the opposite threads on the screw rod are symmetrically arranged.
Preferably, the screw rod sleeves are connected with the arc-shaped pieces in a sliding mode, the number of the screw rod sleeves is 4, and the screw rod sleeves are located on the inner sides of the arc-shaped pieces.
Preferably, the shape of the roller is a solid sphere, and the rollers are symmetrically arranged up and down.
Preferably, the wear-resistant pieces are made of alumina ceramic materials, the number of the wear-resistant pieces is 2, and the wear-resistant pieces are arranged in an up-and-down symmetrical mode.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the lead screw can be driven to rotate by rotating the second knob through the arranged lead screw, the lead screw sleeve, the clamping block, the sliding block, the wear-resistant plate, the fixing ring, the idler wheel and the like, so that the lead screw sleeve can slide relatively, the lead screw sleeve drives the clamping block to synchronously move to clamp or release the sliding block, and the wear-resistant plate can be quickly installed and disassembled;
2. according to the utility model, through the arrangement of the threaded shaft, the threaded sleeve, the sliding rod, the push piece, the rod piece, the arc piece and the like, the first knob is rotated to drive the threaded shaft to rotate, so that the sliding rod moves leftwards and rightwards, the sliding rod drives the push piece to move synchronously, and the push piece can drive the arc piece to rotate under the matching of the rod piece and quickly tighten or loosen inwards or outwards, so that the caliber is changed, the shifting fork can be universal in various clutches, a certain model is not required to be specified, and the use cost is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 at point A according to the present invention;
FIG. 3 is a schematic view of the structure at B of FIG. 1 according to the present invention.
In the figure: 1-a fixed piece, 2-a threaded sleeve, 3-a threaded shaft, 4-a first knob, 5-a slide rod, 6-a push piece, 7-an arc piece, 8-a rod piece, 9-a screw rod, 10-a screw rod sleeve, 11-a clamping block, 12-a second knob, 13-a sliding block, 14-a wear-resistant piece, 15-a fixed ring and 16-a roller.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-3, the present invention provides a technical solution:
a wear-resistant range shift fork comprises a fixing piece 1, a threaded sleeve 2 is fixedly connected to the center of the inner side of the right end of the fixing piece 1, a threaded shaft 3 is spirally connected to the inner side of the threaded sleeve 2, the threaded shaft 3 is horizontally arranged, a first knob 4 is fixedly connected to the left end of the threaded shaft 3, a slide rod 5 is rotatably connected to the right end of the threaded shaft 3, the slide rod 5 is slidably connected to the right end of the inner side of the threaded sleeve 2, a push piece 6 is fixedly connected to the right end of the slide rod 5, an arc piece 7 is rotatably connected to the outer side of the push piece 6, a lead screw 9 is rotatably connected to the right end of the inner side of the arc piece 7, a lead screw sleeve 10 is spirally connected to the outer side of the lead screw 9, a clamping block 11 is fixedly connected to the outer side of the lead screw sleeve 10, a second knob 12 is fixedly connected to the center of the outer side of the lead screw 9, a sliding block 13 is slidably connected to the inner side of the clamping block 11, and a wear-resistant piece 14 is fixedly connected to the right end of the sliding block 13, the right end of the inner side of the wear-resistant sheet 14 is fixedly connected with a fixed ring 15, and the inner side of the fixed ring 15 is provided with a roller 16.
The number of the arc-shaped pieces 7 is 2, the left end of each arc-shaped piece 7 is rotatably connected with a rod piece 8, the other end of each rod piece 8 is rotatably connected with the outer side of the corresponding threaded sleeve 2, and the arc-shaped pieces 7 are enabled to stably run under the action of the rod pieces 8; the screw rod 9 is provided with opposite threads, the opposite threads on the screw rod 9 are symmetrically arranged, the second knob 12 drives the screw rod 9 to rotate by rotating the second knob 12, and the threads on the screw rod 9 relatively rotate; the screw rod sleeves 10 are connected with the arc-shaped pieces 7 in a sliding mode, the number of the screw rod sleeves 10 is 4, the screw rod sleeves 10 are located on the inner sides of the arc-shaped pieces 7, and the screw rod sleeves 10 can be driven to rotate and slide relatively in the arc-shaped pieces 7 through rotation of the screw rod 9; the rollers 16 are solid spheres, the rollers 16 are symmetrically arranged up and down, and the rollers 16 can reduce the contact of the shifting fork with a gear piece during operation, so that the friction is reduced; the wear-resistant pieces 14 are made of an alumina ceramic material, the number of the wear-resistant pieces 14 is 2, the wear-resistant pieces 14 are arranged in a vertical symmetry mode, and the alumina ceramic material has excellent wear resistance, so that the service life of the wear-resistant pieces 14 is longer.
The working process is as follows: when the device is used, the second knob 12 can be rotated, so that the second knob 12 drives the screw rod 9 to rotate, the screw rod 9 can be rotated to enable the screw rod sleeve 10 on the outer side of the screw rod 9 to rotate and relatively slide in the arc-shaped sheet 7, so that the screw rod sleeve 10 can drive the clamping block 11 to synchronously move, the clamping block 11 can quickly clamp and fix the sliding block 13, so that the wear-resistant sheet 14 can be quickly installed or disassembled, the device can be used for quickly installing or disassembling the wear-resistant sheet 14 by rotating the first knob 4, the first knob 4 drives the threaded shaft 3 to rotate, the threaded shaft 3 rotates in the threaded sleeve 2 and is shown to move leftwards or rightwards, so that the threaded shaft 3 drives the sliding rod 5 to synchronously move, the sliding rod 5 further can drive the push sheet 6 to synchronously move, the push sheet 6 drives the arc-shaped sheet 7 to rotate while moving, and the arc-shaped sheet 7 is matched with the rod piece 8, can be stable inwards tighten up or outwards loosen to adjust the size of bore, make this device can use the toothed disc of various sizes, can reduce the wearing and tearing of shift fork through the gyro wheel 16 that sets up on wear pad 14.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a stand wear and tear range gear shift fork, includes mounting (1), its characterized in that: the inner side center of the right end of the fixing part (1) is fixedly connected with a threaded sleeve (2), the inner side of the threaded sleeve (2) is spirally connected with a threaded shaft (3), the threaded shaft (3) is horizontally arranged, the left end of the threaded shaft (3) is fixedly connected with a first knob (4), the right end of the threaded shaft (3) is rotatably connected with a slide rod (5), the slide rod (5) is slidably connected with the inner side right end of the threaded sleeve (2), the right end of the slide rod (5) is fixedly connected with a push sheet (6), the outer side of the push sheet (6) is rotatably connected with an arc sheet (7), the inner side right end of the arc sheet (7) is rotatably connected with a lead screw (9), the outer side of the lead screw (9) is spirally connected with a lead screw sleeve (10), the outer side of the lead screw sleeve (10) is fixedly connected with a clamping block (11), the outer side center of the lead screw (9) is fixedly connected with a second knob (12), the inner side of the clamping block (11) is connected with a sliding block (13) in a sliding mode, the right end of the sliding block (13) is fixedly connected with a wear-resistant sheet (14), the right end of the inner side of the wear-resistant sheet (14) is fixedly connected with a fixing ring (15), and the inner side of the fixing ring (15) is provided with a roller (16).
2. A wear resistant range fork as claimed in claim 1, wherein: the number of the arc-shaped pieces (7) is 2, the left end of each arc-shaped piece (7) is rotatably connected with a rod piece (8), and the other end of each rod piece (8) is rotatably connected with the outer side of the corresponding threaded sleeve (2).
3. A wear resistant range fork as claimed in claim 1, wherein: the screw rod (9) is provided with opposite threads, and the opposite threads on the screw rod (9) are symmetrically arranged.
4. A wear resistant range fork as claimed in claim 1, wherein: the screw rod sleeves (10) are connected with the arc-shaped pieces (7) in a sliding mode, the number of the screw rod sleeves (10) is 4, and the screw rod sleeves (10) are located on the inner sides of the arc-shaped pieces (7).
5. A wear resistant range fork as claimed in claim 1, wherein: the roller (16) is in the shape of a solid sphere, and the roller (16) is arranged in a vertically symmetrical mode.
6. A wear resistant range fork as claimed in claim 1, wherein: the wear-resistant pieces (14) are made of alumina ceramic materials, the number of the wear-resistant pieces (14) is 2, and the wear-resistant pieces (14) are arranged in a vertically symmetrical mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121407956.5U CN215445026U (en) | 2021-06-23 | 2021-06-23 | Wear-resistant range shift fork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121407956.5U CN215445026U (en) | 2021-06-23 | 2021-06-23 | Wear-resistant range shift fork |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215445026U true CN215445026U (en) | 2022-01-07 |
Family
ID=79712938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121407956.5U Expired - Fee Related CN215445026U (en) | 2021-06-23 | 2021-06-23 | Wear-resistant range shift fork |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215445026U (en) |
-
2021
- 2021-06-23 CN CN202121407956.5U patent/CN215445026U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |