CN218425837U - Shifting fork groove milling machine fixture - Google Patents
Shifting fork groove milling machine fixture Download PDFInfo
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- CN218425837U CN218425837U CN202222216736.5U CN202222216736U CN218425837U CN 218425837 U CN218425837 U CN 218425837U CN 202222216736 U CN202222216736 U CN 202222216736U CN 218425837 U CN218425837 U CN 218425837U
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- 238000003801 milling Methods 0.000 title claims abstract description 24
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012856 packing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000003754 machining Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a shifting fork groove milling machine fixture relates to including shifting fork part production facility technical field, comprising a base plate, bottom plate upper surface one side position fixedly connected with locating plate, locating plate surface one side intermediate position fixed mounting has and is used for the positioning core axle to lathe shift fork central location, the positioning core axle both ends are equipped with the fixed part that is used for fastening the shift fork, the fixed part includes the external screw thread that the positioning core axle left end set up, positioning core axle both ends fixed mounting has fixation nut, positioning core axle right-hand member fixedly connected with pipe connector formula ground angle cylinder. The utility model discloses a positioning fixture can realize the milling operation to the shift fork part with the cooperation of milling machine, adopts the opening packing ring when the nut presss from both sides tightly to loading and unloading, a pair of navigation key on the anchor clamps body bottom surface can make whole anchor clamps have exact mounted position on the lathe workstation, in order to do benefit to milling process.
Description
Technical Field
The utility model relates to a shift fork part production facility technical field specifically is a shift fork groove milling machine fixture.
Background
The CA6140 shifting fork is positioned in a lathe speed change mechanism and mainly plays a role in shifting gears, so that the main shaft rotates to work according to the requirements of workers. The shifting fork shifts the sliding gear through the groove to enable the sliding gear to move accurately, if the dimensional accuracy of the groove is not high or the clearance is large, the sliding gear cannot obtain high position accuracy, and therefore the rotating speed of a lathe spindle is influenced.
The space structure of the shifting fork part of the machine tool is complex, and sometimes the shifting fork part is relatively troublesome to process, for example, a notch needs to be milled on the shifting fork in one process. And because the part structure is complicated, the procedure that will process is also different, so traditional anchor clamps location difficulty, not only fixed clamping effect is relatively poor, has increased the degree of difficulty of processing, reduces the machining precision, and its commonality is also lower.
Therefore, a shifting fork groove milling machine fixture is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shifting fork groove milling machine fixture to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a shifting fork groove milling machine fixture comprises a bottom plate, wherein a positioning plate is fixedly connected to one side of the upper surface of the bottom plate, a positioning mandrel for positioning the center of a shifting fork of a machine tool is fixedly installed at the middle position of one side of the outer surface of the positioning plate, fixing parts for fastening the shifting fork are arranged at two ends of the positioning mandrel, each fixing part comprises an external thread arranged at the left end of the positioning mandrel, fixing nuts are fixedly installed at two ends of the positioning mandrel, a pipe-connected ground angle cylinder is fixedly connected to the right end of the positioning mandrel, an air rod is connected between the pipe-connected ground angle cylinder and the fixing nut at the right end of the positioning mandrel, a positioning hole for the positioning mandrel to pass through is formed in the positioning plate, the positioning mandrel penetrates through the positioning hole and is inserted into the positioning plate, and a locking nut and a spring washer are arranged at one end, close to the positioning plate, of the positioning plate;
the one end that the locating plate was kept away from to the positioning mandrel is equipped with locking gasket, locating plate one side external surface fixedly connected with work piece, the work piece is fixed in the bottom plate upper surface through the locating stop pin, threaded connection hexagon socket head cap screw is passed through to the one end of locating plate, the locating plate passes through hexagon socket head cap screw, the locating stop pin is connected with the bottom plate, bottom plate upper surface one side position is equipped with the workstation locating pin that is used for the location, locating plate one side external surface movable mounting has the feeler block that is used for tool setting location.
Preferably, the outer surface of the right side of the positioning plate is fixedly connected with a vertical plate for fixing the positioning mandrel, the outer surface of one side of the vertical plate is provided with a through hole for inserting the positioning mandrel in a penetrating manner, and the positioning mandrel is connected with the vertical plate through the through hole.
Preferably, reinforcing ribs for fixing the positioning plate are arranged at the positions, close to the fixing nut and the locking nut, of the positioning plate, and the reinforcing ribs are symmetrically distributed around the central axis of the bottom plate.
Preferably, the feeler blocks are connected with the vertical plate by positioning pins.
Preferably, the feeler block is connected with the positioning plate through a positioning screw.
Preferably, the pipe-connected type ground angle cylinder is fixedly connected with the bottom plate through an inner hexagonal socket head cap screw; the inner hexagonal socket head cap screw adopts a flat washer to disperse the pressure of the screw to the connected piece for tight connection.
Preferably, U-shaped grooves for fixing and positioning are formed in the two ends of the bottom plate, and the U-shaped grooves are symmetrically distributed in the edges of the two ends of the bottom plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an anchor clamps for shifting fork groove milling machine through the cooperation of positioning fixture and milling machine, can realize the milling operation to the shift fork part, adopts the opening packing ring when the nut presss from both sides tightly to loading and unloading, a pair of navigation key on the anchor clamps body bottom surface can make whole anchor clamps have the exact mounted position on the lathe workstation, so as to do benefit to milling process, not only can make the location convenient can also improve machining efficiency. Simple structure, low cost and being beneficial to industrial use.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a structural view of the positioning mandrel of the present invention;
FIG. 4 is a structural view of the positioning plate of the present invention;
fig. 5 is a structural view of the feeler block of the present invention.
In the figure: 1. positioning pins; 2. a socket head cap screw; 3. locking the nut; 4. positioning a plate; 5. a workpiece; 6. positioning the mandrel; 7. a nut; 8. a socket head cap screw; 9. a flat washer; 10. a workbench positioning pin; 11. a tool setting block; 12. a spring washer; 13. a base plate; 14. a pipe-connected type ground angle cylinder; 15. reinforcing ribs; 16. a gas lever; 17. a vertical plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 5, the present invention provides a fork pocket milling machine fixture, which comprises:
a shifting fork groove milling machine fixture is shown in figures 1 and 2 and comprises a bottom plate 13, wherein a positioning plate 4 is fixedly connected to one side of the upper surface of the bottom plate 13, a positioning mandrel 6 for positioning the center of a machine tool shifting fork is fixedly installed at the middle position of one side of the outer surface of the positioning plate 4, fixing parts for fastening the shifting fork are arranged at two ends of the positioning mandrel 6 and comprise external threads arranged at the left end of the positioning mandrel 6, fixing nuts 7 are fixedly installed at two ends of the positioning mandrel 6, a pipe-connected type ground angle cylinder 14 is fixedly connected to the right end of the positioning mandrel 6, an air rod 16 is connected between the pipe-connected type ground angle cylinder 14 and the fixing nut 7 at the right end of the positioning mandrel 6, a positioning hole for the positioning mandrel 6 to pass through is formed in the positioning plate 4, the positioning mandrel 6 passes through the positioning hole and is inserted into the positioning plate 4, and a locking nut 3 and a spring washer 12 are arranged at one end, close to the positioning plate 4, of the positioning plate 4;
the one end that locating plate 4 was kept away from to positioning core 6 is equipped with locking gasket, 4 one side of locating plate surface fixed connection have work piece 5, work piece 5 is fixed in 13 upper surfaces of bottom plate through location backing pin 1, threaded connection hexagon socket head cap screw 2 is passed through to the one end of locating plate 4, locating plate 4 is connected with bottom plate 13 through hexagon socket head cap screw 2, location backing pin 1, 13 upper surface one side positions of bottom plate are equipped with workstation locating pin 10 that is used for the location, 4 one side surface movable mounting of locating plate has the feeler block 11 that is used for tool setting location.
Complicated to prior art part structure, the procedure that will process is also diverse, so traditional anchor clamps location difficulty, not only the fixed clamping effect is relatively poor, has increased the degree of difficulty of processing, reduces the machining precision, the also lower problem of its commonality, the utility model discloses when using, work piece 5 passes through the locating hole and installs on positioning core 6, can be fine confirm the position of work piece 5 on anchor clamps, carry out the tool setting through the feeler block 11 that is used for milling cutter to aim at on locating plate 4, then pipe joint formula ground angle cylinder 14 drives gas pole 16 and promotes fixation nut 7 and accomplish the centre gripping to the shift fork, through the cooperation that sets up positioning fixture and milling machine, can realize the milling operation to the shift fork part, and be applicable to the fork parts machining of isostructure not, have better commonality.
Specifically, as shown in fig. 2, the outer surface of the right side of the positioning plate 4 is fixedly connected with a vertical plate 17 for fixing the positioning mandrel 6, the outer surface of one side of the vertical plate 17 is provided with a through hole for inserting the positioning mandrel 6, and the positioning mandrel 6 is connected with the vertical plate 17 through the through hole; through running through at riser 17 one side surface and offering the interlude hole that is used for interlude positioning mandrel 6, positioning mandrel 6 is connected with riser 17 through inserting the interlude hole, can improve the stability that positioning mandrel 6 and locating plate 4 are connected.
Specifically, as shown in fig. 2, reinforcing ribs 15 for fixing the positioning plate 4 are arranged at the positions of the positioning plate 4 close to the fixing nuts 7 and the locking nuts 3, and the reinforcing ribs 15 are symmetrically distributed about the central axis of the bottom plate 13; through being equipped with the stiffening rib 15 that is used for fixed locating plate 4 in locating plate 4 near fixation nut 7 and lock nut 3 department, can improve the structural strength of locating plate 4, and then improve the stability to the centre gripping of work piece 5.
Specifically, as shown in fig. 2, the pair of tool blocks 11 and the vertical plate 17 are connected by a positioning pin.
Specifically, as shown in fig. 2, the feeler block 11 is connected with the positioning plate 4 through a positioning screw.
Specifically, as shown in fig. 2, the pipe-connected type ground angle cylinder 14 is fixedly connected with the bottom plate 13 by using an inner hexagonal socket head cap screw 8; the inner hexagonal socket head cap screw 8 adopts a flat washer 9 to disperse the pressure of the screw on the connected piece for tight connection; the pipe joint type ground angle cylinder 14 can be prevented from moving on the bottom plate 13 by adopting the inner hexagonal socket head cap screws 8 for fixing and connecting between the pipe joint type ground angle cylinder 14 and the bottom plate 13.
Specifically, as shown in fig. 2, U-shaped grooves for fixing and positioning are formed at two ends of the bottom plate 13, and the U-shaped grooves are symmetrically distributed at the edges of the two ends of the bottom plate 13; through set up the U type groove that is used for fixing and location at bottom plate 13 both ends, can make things convenient for bottom plate 13 to fix a position on the lathe.
The using method comprises the following steps: the utility model discloses when using, work piece 5 is installed on positioning core 6 through the locating hole on locating plate 4, can be fine confirm the position of work piece 5 on anchor clamps, the feeler block 11 that is used for milling cutter alignment on locating plate 4 carries out the tool setting, then pipe joint formula ground angle cylinder 14 drives gas pole 16 and promotes fixation nut 7 and accomplish the centre gripping to the shift fork, through the cooperation that sets up positioning fixture and milling machine, can realize the milling operation to the shift fork part, and be applicable to the fork parts machining of pulling out of isostructure, better commonality has.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a shifting fork groove milling machine fixture, includes bottom plate (13), its characterized in that: a positioning plate (4) is fixedly connected to one side of the upper surface of the bottom plate (13), a positioning mandrel (6) for positioning the center of a machine tool shifting fork is fixedly mounted at the middle position of one side of the outer surface of the positioning plate (4), fixing parts for fastening the shifting fork are arranged at the two ends of the positioning mandrel (6), each fixing part comprises an external thread arranged at the left end of the positioning mandrel (6), fixing nuts (7) are fixedly mounted at the two ends of the positioning mandrel (6), a pipe-connected ground angle cylinder (14) is fixedly connected at the right end of the positioning mandrel (6), a gas rod (16) is connected between the pipe-connected ground angle cylinder (14) and the fixing nut (7) at the right end of the positioning mandrel (6), a positioning hole for the positioning mandrel (6) to pass through is formed in the positioning plate (4), the positioning mandrel (6) passes through the positioning hole and is inserted into the positioning plate (4), and a locking nut (3) and a spring washer (12) are arranged at one end, close to the positioning plate (4), of the positioning plate (4);
the one end that locating plate (4) were kept away from in positioning core axle (6) is equipped with locking gasket, locating plate (4) one side external surface fixed connection has work piece (5), work piece (5) are fixed in bottom plate (13) upper surface through location backing pin (1), threaded connection hexagon socket head cap screw (2) is passed through to the one end of locating plate (4), locating plate (4) are connected with bottom plate (13) through hexagon socket head cap screw (2), location backing pin (1), bottom plate (13) upper surface one side position is equipped with workstation locating pin (10) that are used for the location, locating plate (4) one side external surface movable mounting has feeler block (11) that are used for the tool setting location.
2. A declutch groove mill jig according to claim 1, wherein: the outer surface of the right side of the positioning plate (4) is fixedly connected with a vertical plate (17) for fixing the positioning mandrel (6), the outer surface of one side of the vertical plate (17) penetrates through a penetrating hole for penetrating the positioning mandrel (6), and the positioning mandrel (6) is connected with the vertical plate (17) through the penetrating hole.
3. A declutch groove mill jig according to claim 1, wherein: reinforcing ribs (15) for fixing the positioning plate (4) are arranged at the positions, close to the fixing nuts (7) and the locking nuts (3), of the positioning plate (4), and the reinforcing ribs (15) are symmetrically distributed around the central axis of the bottom plate (13).
4. A declutch groove mill jig according to claim 2, wherein: the pair of cutter blocks (11) are connected with the vertical plate (17) through positioning pins.
5. The declutch shift groove milling machine jig of claim 1, wherein: the feeler block (11) is connected with the positioning plate (4) through a positioning screw.
6. A declutch groove mill jig according to claim 1, wherein: the pipe-connected type ground angle cylinder (14) is fixedly connected with the bottom plate (13) by adopting an inner hexagonal socket head cap screw (8); the inner hexagonal socket head cap screw (8) adopts a flat washer (9) to disperse the pressure of the screw to the connected piece for tight connection.
7. A declutch groove mill jig according to claim 1, wherein: u-shaped grooves for fixing and positioning are formed in the two ends of the bottom plate (13), and the U-shaped grooves are symmetrically distributed on the edges of the two ends of the bottom plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222216736.5U CN218425837U (en) | 2022-08-22 | 2022-08-22 | Shifting fork groove milling machine fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222216736.5U CN218425837U (en) | 2022-08-22 | 2022-08-22 | Shifting fork groove milling machine fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218425837U true CN218425837U (en) | 2023-02-03 |
Family
ID=85095078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222216736.5U Active CN218425837U (en) | 2022-08-22 | 2022-08-22 | Shifting fork groove milling machine fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218425837U (en) |
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2022
- 2022-08-22 CN CN202222216736.5U patent/CN218425837U/en active Active
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| GR01 | Patent grant |