CN204818853U - Shift fork end face milling anchor clamps are kept off to just a few - Google Patents
Shift fork end face milling anchor clamps are kept off to just a few Download PDFInfo
- Publication number
- CN204818853U CN204818853U CN201520570146.XU CN201520570146U CN204818853U CN 204818853 U CN204818853 U CN 204818853U CN 201520570146 U CN201520570146 U CN 201520570146U CN 204818853 U CN204818853 U CN 204818853U
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- CN
- China
- Prior art keywords
- positioning disk
- horizontal location
- location axle
- support seat
- supporting seat
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- Expired - Fee Related
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Abstract
The utility model discloses a shift fork end face milling anchor clamps are kept off to just a few, supporting seat and back supporting seat before installing on the bottom plate, the front end of horizontal location axle is installed in the front on the supporting seat, install on the supporting seat of back the rear end, the middle part of horizontal location axle is provided with the step face, it has the positioning disk dabber to go back horizontal installation on the back supporting seat, the preceding end fixing cover of positioning disk dabber is equipped with the positioning disk, the big toper dish in little back before the positioning disk is, it is together fixed with the positioning disk that the screw passes the second supporting seat after by forward, the cover is equipped with the spring on the screw, thereby the float mounting of positioning disk has been realized, on the supporting seat is installed in the front to the lever oil hydraulic cylinder, thereby the lever oil hydraulic cylinder is used in the front end of horizontal location axle to be promoted the horizontal location axle and makes way and compress tightly the work piece. The horizontal location axle adopts bilateral the support to compress tightly, combines float mounting's toper positioning disk, and the product atress is good, and the qualification rate reaches more than 98%, use the lever oil hydraulic cylinder to compress tightly, it is fast, operate simple and directly, and occupation space is little.
Description
Technical field
The utility model relates to a kind of speed changer shift fork clamp for machining, is specifically related to a kind of one or two gear shift fork end face milling fixtures.
Background technology
As shown in Figure 6, one or two gear declutch shift shafts adopt casting usually, and comprise semicircular shift fork body A, installation axle hole B and prong C, three is connected as a single entity, and installation axle hole B and prong C is arranged on the outside of shift fork body.
At present, the end face D of one or two gear declutch shift shaft milling prong C in vertical machining centre, its fixture adopts manual compression, and speed is slow, not easy to operate; The aperture of workpiece is long simultaneously, and positioning core axle is stressed bad after paying long compression, has movement during Product processing, and dimensioned is unstable, causes product percent of pass only can reach 85%.
Utility model content
The utility model purport provides a kind of one or two gear shift fork end face milling fixtures for vertical machining centre, increases work efficiency and product quality.
For this reason, the technical scheme that the utility model adopts is: a kind of one or two gear shift fork end face milling fixtures, comprise base plate and lever type hydraulic cylinder, described base plate is provided with front support seat and rear support seat, front support seat and rear support seat time interval are arranged, the front end of horizontal location axle is arranged in the jack of front support seat, rear end is arranged in the jack of rear support seat, the middle part of horizontal location axle is provided with the step surface for being compressed backward by workpiece, described rear support seat is also horizontally installed with positioning disk mandrel, the leading section fixed cover of positioning disk mandrel is equipped with positioning disk, positioning disk is pre-small post-large conical disc, screw is fixed together through the second supporting seat and positioning disk before backward, screw is set with spring, spring is between the second supporting seat and positioning disk, thus achieve the floating installation of positioning disk, described lever type hydraulic cylinder is arranged on front support seat, and lever type hydraulic cylinder acts on the front end of horizontal location axle thus to promote horizontal location axial advancement dynamic and by Work-sheet pressing.
During clamping, workpiece is placed between front support seat and rear support seat, the semicircle shift fork body of workpiece is just in time partly wrapped on positioning disk, and the prong of workpiece upwards, again the front end of horizontal location axle is passed successively the jack of front support seat, the jack of the installation axle hole on workpiece and rear support seat, thus make workpiece suspension on horizontal location axle, finally start lever type hydraulic cylinder, lever type hydraulic cylinder acts on the front end of horizontal location axle thus to promote horizontal location axial advancement dynamic and by Work-sheet pressing, float the taper positioning disk installed, to workpiece one reaction force forward, thus ensure that workpiece is well stressed, can not be moved in process, ensure that the product quality of processing.Upward, milling cutter moves the prong of workpiece from top to bottom, carries out Milling Machining to the prong end face of workpiece.
Be preferably, the taper angle of described positioning disk is α, 4 °≤α≤8 °, can ensure that in process, operating position can not be moved, and can reduce again processing capacity when positioning disk manufactures.
Further, the rearward end outer wall of described horizontal location axle is provided with anti-skidding groove, grips when conveniently taking off.
The beneficial effects of the utility model: structure is simple, it is ingenious to design, and horizontal location axle adopts bilateral support to compress, and combine the taper positioning disk floating and install, product is stressed good, and dimensioned is stable, and product percent of pass reaches more than 98%; Use lever type hydraulic cylinder to compress, speed is fast, simple to operation, and it is little to take up room, and is convenient to integral layout; The crudy of common guarantee workpiece, improves working (machining) efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the state diagram that Fig. 1 takes off lever type hydraulic cylinder.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the installation perspective effect figure of workpiece on the utility model.
Fig. 6 is the structural representation of one or two gear declutch shift shafts.
Detailed description of the invention
Below by embodiment also by reference to the accompanying drawings, the utility model is described in further detail:
Shown in composition graphs 1-Fig. 5, a kind of one or two gear shift fork end face milling fixtures, primarily of compositions such as base plate 1, front support seat 2, rear support seat 3, horizontal location axle 4, positioning disk mandrel 5, positioning disk 6, screw 7, spring 8 and lever type hydraulic cylinders 9.
Base plate 1 is provided with front support seat 2 and rear support seat 3, front support seat 2 and rear support seat 3 time interval are arranged, respectively by being bolted on base plate 1.Front support seat 2 is provided with the jack installed for horizontal location axle 4 front end, for the circular hole that lever type hydraulic cylinder 9 is installed, and circular hole is positioned at immediately below jack.Rear support seat 3 is provided with the jack installed for horizontal location axle 4 rear end, the circular hole passed through for positioning disk mandrel 5 and the circular hole passed through for screw 7.
The front end of horizontal location axle 4 is arranged in the jack of front support seat 3, and rear end is arranged in the jack of rear support seat 3, and the middle part of horizontal location axle 4 is provided with the step surface 4a for being compressed backward by workpiece 10.Preferably, the rearward end outer wall of horizontal location axle 4 is provided with anti-skidding groove 4b.
Rear support seat 3 is also horizontally installed with positioning disk mandrel 5, and the leading section fixed cover of positioning disk mandrel 5 is equipped with positioning disk 6, and positioning disk 6 is pre-small post-large conical disc.The taper angle of positioning disk 6 is α, is preferably, 4 °≤α≤8 °.Screw 7 is fixed together with positioning disk 6 through the second supporting seat 3 before backward, and screw 7 is set with spring 8, and spring 8 between the second supporting seat 3 and positioning disk 6, thus achieves the floating installation of positioning disk 6.Screw 7 is preferably three, and correspondingly, spring 8 is also three, and screw 7 is circumferentially uniform around the center of positioning disk 6.Screw 7 and positioning disk 6 are threaded connection, and when positioning disk 6 is subject to the active force backward provided by workpiece 10, spring 8 pairs of positioning disks 6 apply reaction force.
Lever type hydraulic cylinder 9 is arranged on front support seat 2, and lever type hydraulic cylinder 9 acts on the front end of horizontal location axle 4 thus promotes horizontal location axle 4 and move forward and compressed by workpiece 10.
In the jack that confession horizontal location axle 4 front end that front support seat 2 is arranged is installed, in the jack installed of confession horizontal location axle 4 rear end that rear support seat 3 is arranged, in the circular hole supplying positioning disk mandrel 5 to pass through of setting on rear support seat 3, lining 11 is housed respectively, and the side of lining 11 is with termination.Horizontal location axle 4, positioning disk mandrel 5 are movable part, set up lining 11 in installing hole, improve wearability, reduce use cost; Lining 11, with termination, is convenient for changing.
During clamping, workpiece 10 is placed between front support seat 2 and rear support seat 3, the semicircle shift fork body of workpiece 10 is just in time partly wrapped on positioning disk 6, and the prong of workpiece 10 upwards, again the front end of horizontal location axle 4 is passed successively the jack of front support seat 2, the jack of the installation axle hole on workpiece 10 and rear support seat 3, thus make workpiece 10 be suspended on horizontal location axle 4, finally start lever type hydraulic cylinder 9, lever type hydraulic cylinder 9 acts on the front end of horizontal location axle 4 thus promotes horizontal location axle 4 and move forward and compressed by workpiece 10, float the taper positioning disk 6 installed, to workpiece 10 1 reaction force forward, thus ensure that workpiece 10 is well stressed, can not be moved in process, ensure that the product quality of processing.Upward, milling cutter moves the prong of workpiece 10 from top to bottom, carries out Milling Machining to the prong end face of workpiece 10.
Claims (3)
1. a gear shift fork end face milling fixture, comprise base plate (1) and lever type hydraulic cylinder (9), it is characterized in that: described base plate (1) is provided with front support seat (2) and rear support seat (3), front support seat (2) and rear support seat (3) time interval are arranged, the front end of horizontal location axle (4) is arranged in the jack of front support seat (3), rear end is arranged in the jack of rear support seat (3), the middle part of horizontal location axle (4) is provided with the step surface (4a) for being compressed backward by workpiece, described rear support seat (3) is also horizontally installed with positioning disk mandrel (5), the leading section fixed cover of positioning disk mandrel (5) is equipped with positioning disk (6), positioning disk (6) is pre-small post-large conical disc, screw (7) is fixed together through the second supporting seat (3) and positioning disk (6) before backward, screw (7) is set with spring (8), spring (8) is positioned between the second supporting seat (3) and positioning disk (6), thus achieve the floating installation of positioning disk (6), described lever type hydraulic cylinder (9) is arranged on front support seat (2), and lever type hydraulic cylinder (9) acts on the front end of horizontal location axle (4) thus promotes horizontal location axle (4) and to move forward and by Work-sheet pressing.
2., according to one or two gear shift fork end face milling fixtures according to claim 1, it is characterized in that: the taper angle of described positioning disk (6) is α, 4 °≤α≤8 °.
3., according to one or two gear shift fork end face milling fixtures according to claim 1, it is characterized in that: the rearward end outer wall of described horizontal location axle (4) is provided with anti-skidding groove (4b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520570146.XU CN204818853U (en) | 2015-07-31 | 2015-07-31 | Shift fork end face milling anchor clamps are kept off to just a few |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520570146.XU CN204818853U (en) | 2015-07-31 | 2015-07-31 | Shift fork end face milling anchor clamps are kept off to just a few |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204818853U true CN204818853U (en) | 2015-12-02 |
Family
ID=54676494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520570146.XU Expired - Fee Related CN204818853U (en) | 2015-07-31 | 2015-07-31 | Shift fork end face milling anchor clamps are kept off to just a few |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204818853U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081840A (en) * | 2015-07-31 | 2015-11-25 | 重庆山青机械制造有限公司 | Clamp for milling of end face of first-gear or second-gear shifting fork |
| CN115476098A (en) * | 2022-09-30 | 2022-12-16 | 磐吉奥科技股份有限公司 | Automatic welding tool for shifting fork |
-
2015
- 2015-07-31 CN CN201520570146.XU patent/CN204818853U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105081840A (en) * | 2015-07-31 | 2015-11-25 | 重庆山青机械制造有限公司 | Clamp for milling of end face of first-gear or second-gear shifting fork |
| CN115476098A (en) * | 2022-09-30 | 2022-12-16 | 磐吉奥科技股份有限公司 | Automatic welding tool for shifting fork |
| CN115476098B (en) * | 2022-09-30 | 2023-05-26 | 磐吉奥科技股份有限公司 | Automatic welding tool for shifting fork |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20160731 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |