Gearbox shifting fork machining and positioning base

Abstract

The utility model relates to the technical field of shifting fork machining and positioning, in particular to a gearbox shifting fork machining and positioning base which comprises a clamping mechanism, a clamping mechanism and a supporting mechanism, the clamping mechanism is located on the rear side of the clamping mechanism, the supporting mechanism is located at the bottom end of the clamping mechanism, and the clamping mechanism comprises a clamping pneumatic device. A first connecting hole is formed in the top end of the clamping pneumatic device, a first connecting screw is movably installed in the first connecting hole, a first pneumatic connector is fixedly installed in the middle of the top end of the clamping pneumatic device, and first pneumatic rods are movably installed at the two ends of the clamping pneumatic device; two fork feet of the shifting fork are clamped through the clamping pneumatic device, then a connecting cylinder at the top end of the shifting fork is clamped through the clamping block, it is guaranteed that the shifting fork can be positioned and installed, meanwhile, the inner sides of the fork feet of the shifting fork are fixed through the first pneumatic rod, the clamping block clamps the connecting cylinder of the shifting fork, and the shifting fork can be positioned and installed conveniently. And the shifting fork is clamped between the clamping pneumatic device and the clamping block and is kept stable.

Description

Technical Field

[0001] The utility model relates to the technical field of shift fork processing and positioning, in particular to a gearbox shift fork processing and positioning base. Background Art

[0002] The shift fork is a component of the automobile gearbox, connected to the speed change handle, located at the lower end of the handle, and is used to change the input / output speed ratio by moving the intermediate speed change wheel. If the shift fork on the machine tool is used for speed change, it is mainly used in the operating mechanism to move two meshing gears apart and then move one of the gears that can slide on the shaft to another gear to obtain another speed, that is, to change the position of the lathe sliding gear to achieve speed change, or to control the engagement and disengagement of the clutch to control the lateral or longitudinal feed.

[0003] For example, the authorization announcement number CN208992553U discloses a gearbox fork processing positioning base, which is composed of a base, a first internal thread positioning hole, a second internal thread positioning hole, a positioning hole and a supporting positioning component. The beneficial effect of the gearbox fork processing positioning base of the utility model is that its design structure is reasonable, and the gearbox fork to be manufactured can be fixed quickly, accurately and stably according to the quenching or cutting requirements. At the same time, it can realize adaptive vertical lifting adjustment through the first internal thread positioning hole, the second internal thread positioning hole, the first threaded connecting rod, the second threaded connecting rod, the vertical adjustment positioning screw and the third auxiliary adjustment fastening nut structure to achieve the installation height and angle positioning requirements during quenching or cutting, and has strong practicality.

[0004] However, the existing fork processing positioning base and the positioning and clamping of the fork are relatively troublesome, and multiple steps are required to complete the installation of the fork. The installation structure is complicated and affects work efficiency. Utility Model Content

[0005] The utility model aims to provide a gearbox fork machining positioning base to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A gearbox fork machining and positioning base comprises a clamping mechanism, a holding mechanism and a supporting mechanism, wherein the clamping mechanism is located at the rear side of the clamping mechanism, the supporting mechanism is located at the bottom end of the clamping mechanism, the clamping mechanism comprises a clamping pneumatic actuator, a first connecting hole is provided at the top end of the clamping pneumatic actuator, a first connecting screw is movably installed in the first connecting hole, a first pneumatic joint is fixedly installed in the middle of the top end of the clamping pneumatic actuator, and first pneumatic rods are movably installed at both ends of the clamping pneumatic actuator.

[0008] Preferably, the clamping mechanism comprises a clamping pneumatic actuator, a second pneumatic rod is movably mounted at the front end of the clamping pneumatic actuator, a clamping block is movably mounted at the front end of the second pneumatic rod, a fixing hole is formed at the front end of the clamping block, and a fixing screw is movably mounted in the fixing hole.

[0009] Preferably, a top cover is movably mounted on the top of the clamping pneumatic device, combination holes are provided at four corners of the top of the top cover, combination screws are movably mounted in the combination holes, and a second pneumatic joint is fixedly mounted in the middle of the top of the top cover.

[0010] Preferably, a connecting plate is fixedly mounted on the bottom end of the clamping pneumatic actuator, a second connecting hole is opened on the top end of the connecting plate, and a second connecting screw is movably mounted in the second connecting hole.

[0011] Preferably, the supporting mechanism comprises a pad, a clamping pneumatic actuator is movably mounted on the front side of the top end of the pad, and a clamping pneumatic actuator is movably mounted on the rear side of the top end of the pad.

[0012] Preferably, mounting holes are provided at four corners of the top of the backing plate, mounting screws are movably installed in the mounting holes, the backing plate is movably installed on the top of the mounting plate, and mounting screw holes are provided at the top of the mounting plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. A gearbox shift fork processing positioning base, the two fork legs of the shift fork are clamped by a clamping pneumatic actuator, and the connecting tube at the top of the shift fork is clamped by a clamping block. The clamping pneumatic actuator and the clamping block ensure that the shift fork will not be misplaced during installation, thereby completing the positioning installation.

[0015] 2. A gearbox fork processing positioning base, wherein the inner side of the fork foot of the fork is fixed by extending the first pneumatic rod, and the connecting tube of the fork is clamped by extending the second pneumatic rod, so that the fork is clamped between the clamping pneumatic device and the clamping block and remains stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the clamping mechanism of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the clamping mechanism of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the support mechanism of the utility model.

[0020] In the figure: 101, clamping mechanism; 102, clamping mechanism; 103, supporting mechanism; 104, clamping pneumatic actuator; 105, first connecting hole; 106, first connecting screw; 201, first pneumatic joint; 202, first pneumatic rod; 203, clamping pneumatic actuator; 204, second pneumatic rod; 205, clamping block; 206, fixing hole; 301, fixing screw; 302, top cover; 303, combination hole; 304, combination screw; 305, second pneumatic joint; 306, connecting plate; 401, second connecting hole; 402, second connecting screw; 403, pad; 404, mounting hole; 405, mounting screw; 406, mounting plate; 501, mounting screw hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 As shown, a technical solution provided by the utility model:

[0023] A gearbox fork machining and positioning base, comprising a clamping mechanism 101, a holding mechanism 102 and a supporting mechanism 103, wherein the holding mechanism 102 is located at the rear side of the clamping mechanism 101, and the supporting mechanism 103 is located at the bottom end of the clamping mechanism 102, wherein the clamping mechanism 101 comprises a clamping pneumatic actuator 104, wherein a first connecting hole 105 is provided at the top end of the clamping pneumatic actuator 104, wherein a first connecting screw 106 is movably installed in the first connecting hole 105, wherein a first pneumatic joint 201 is fixedly installed in the middle of the top end of the clamping pneumatic actuator 104, and first pneumatic rods 202 are movably installed at both ends of the clamping pneumatic actuator 104.

[0024] Through the above scheme, the clamping pneumatic actuator can be fixed to the top of the pad by passing the first connecting screw through the first connecting hole, the clamping pneumatic actuator and the air source can be connected through the first pneumatic joint, and the first pneumatic rod is extended by the clamping pneumatic actuator to fix the inner side of the fork leg of the fork.

[0025] In this embodiment, preferably, the clamping mechanism 102 includes a clamping pneumatic actuator 203, a second pneumatic rod 204 is movably installed at the front end of the clamping pneumatic actuator 203, a clamping block 205 is movably installed at the front end of the second pneumatic rod 204, a fixing hole 206 is opened at the front end of the clamping block 205, and a fixing screw 301 is movably installed in the fixing hole 206.

[0026] Through the above scheme, the clamping block can be fixed to the front end of the second pneumatic rod by passing the fixing screw through the fixing hole, and the second pneumatic rod can be driven to extend by clamping the pneumatic actuator, so that the clamping block extends to clamp the connecting tube at the top end of the fork.

[0027] In this embodiment, preferably, a top cover 302 is movably installed at the top of the clamping pneumatic actuator 203, combination holes 303 are opened at the four corners of the top of the top cover 302, combination screws 304 are movably installed in the combination holes 303, and a second pneumatic joint 305 is fixedly installed in the middle of the top of the top cover 302.

[0028] Through the above scheme, the top cover can be fixed to the top of the clamping pneumatic actuator by means of a combination screw penetrating the combination hole. The top cover facilitates the inspection and maintenance of the inside of the clamping pneumatic actuator, and the clamping pneumatic actuator can be connected to the air source through the second pneumatic connector.

[0029] In this embodiment, preferably, a connecting plate 306 is fixedly installed at the bottom end of the clamping pneumatic actuator 203 , a second connecting hole 401 is opened at the top end of the connecting plate 306 , and a second connecting screw 402 is movably installed in the second connecting hole 401 .

[0030] According to the above solution, the clamping pneumatic actuator can be fixed on the top of the pad by connecting screws penetrating the connecting plate.

[0031] In this embodiment, preferably, the supporting mechanism 103 includes a pad 403 , a clamping pneumatic actuator 104 is movably mounted on the front side of the top end of the pad 403 , and a clamping pneumatic actuator 203 is movably mounted on the rear side of the top end of the pad 403 .

[0032] Through the above solution, support can be generated by the pad, and the positioning and installation of the fork at its top end is convenient.

[0033] In this embodiment, preferably, the four corners of the top of the pad 403 are provided with mounting holes 404, and mounting screws 405 are movably installed in the mounting holes 404. The pad 403 is movably installed on the top of the mounting plate 406, and the top of the mounting plate 406 is provided with mounting screw holes 501.

[0034] Through the above scheme, the mounting screws are passed through the mounting holes and movably installed in the mounting screw holes, so that the pad is fixed on the mounting plate, and the components can be installed and the whole can be supported through the mounting plate.

[0035] When using a gearbox fork processing positioning base of this embodiment, the user fixes the mounting plate 406 on the supporting structure of the processing equipment through the mounting screw hole 501, and then penetrates the mounting hole 404 and the mounting screw hole 501 through the mounting screw 405 to connect, so that the pad 403 is fixed to the top of the mounting plate 406, and then penetrates the first connecting hole 105 through the first connecting screw 106 to fix the clamping pneumatic actuator 104 to the front side of the top of the pad 403, and penetrates the second connecting hole 401 through the second connecting screw 402 to fix the clamping pneumatic actuator 203 to the rear side of the top of the pad 403. After the clamping pneumatic actuator 203 is fixed, the fixing screw 301 is penetrated through the fixing hole 206 so that the clamping block 205 is It is fixed at the front end of the second pneumatic rod 204, and then the two fork legs of the shift fork are clamped by the clamping pneumatic device 104, and then the connecting tube at the top of the shift fork is clamped by the clamping block 205. The clamping pneumatic device 104 and the clamping block 205 ensure that the shift fork will not be misplaced during installation, thereby completing the positioning installation. After the positioning installation, the first pneumatic joint 201 and the second pneumatic joint 305 are connected to the air source, so that the clamping pneumatic device 104 drives the first pneumatic rod 202 to extend, thereby fixing the inner side of the fork legs of the shift fork, and at the same time, the clamping pneumatic device 203 drives the second pneumatic rod 204 to extend, so that the connecting tube of the shift fork is clamped, so that the shift fork is clamped between the clamping pneumatic device 104 and the clamping block and remains stable.

[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A gearbox fork machining and positioning base, characterized in that: The invention comprises a clamping mechanism (101), a holding mechanism (102) and a supporting mechanism (103), wherein the holding mechanism (102) is located at the rear side of the clamping mechanism (101), and the supporting mechanism (103) is located at the bottom end of the clamping mechanism (102); the clamping mechanism (101) comprises a clamping pneumatic actuator (104), a first connecting hole (105) is provided at the top end of the clamping pneumatic actuator (104), a first connecting screw (106) is movably installed in the first connecting hole (105), a first pneumatic joint (201) is fixedly installed in the middle of the top end of the clamping pneumatic actuator (104), and first pneumatic rods (202) are movably installed at both ends of the clamping pneumatic actuator (104).

2. A gearbox fork machining and positioning base according to claim 1, characterized in that: The clamping mechanism (102) comprises a clamping pneumatic actuator (203), a second pneumatic rod (204) being movably mounted at the front end of the clamping pneumatic actuator (203), a clamping block (205) being movably mounted at the front end of the second pneumatic rod (204), a fixing hole (206) being formed at the front end of the clamping block (205), and a fixing screw (301) being movably mounted in the fixing hole (206).

3. A gearbox fork machining and positioning base according to claim 2, characterized in that: A top cover (302) is movably mounted on the top of the clamping pneumatic actuator (203), combination holes (303) are provided at four corners of the top of the top cover (302), combination screws (304) are movably mounted in the combination holes (303), and a second pneumatic joint (305) is fixedly mounted in the middle of the top of the top cover (302).

4. A gearbox fork machining and positioning base according to claim 3, characterized in that: A connecting plate (306) is fixedly mounted on the bottom end of the clamping pneumatic actuator (203), a second connecting hole (401) is opened on the top end of the connecting plate (306), and a second connecting screw (402) is movably mounted in the second connecting hole (401).

5. The gearbox fork machining and positioning base according to claim 1, characterized in that: The support mechanism (103) comprises a backing plate (403), a clamping pneumatic actuator (104) is movably mounted on the front side of the top end of the backing plate (403), and a clamping pneumatic actuator (203) is movably mounted on the rear side of the top end of the backing plate (403).

6. A gearbox fork machining and positioning base according to claim 5, characterized in that: The top four corners of the backing plate (403) are provided with mounting holes (404), and mounting screws (405) are movably installed in the mounting holes (404). The backing plate (403) is movably installed on the top of the mounting plate (406), and the top of the mounting plate (406) is provided with mounting screw holes (501).

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