CN211760766U - Clamp for grinding fork surface of shifting fork of gearbox - Google Patents
Clamp for grinding fork surface of shifting fork of gearbox Download PDFInfo
- Publication number
- CN211760766U CN211760766U CN201922223355.8U CN201922223355U CN211760766U CN 211760766 U CN211760766 U CN 211760766U CN 201922223355 U CN201922223355 U CN 201922223355U CN 211760766 U CN211760766 U CN 211760766U
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- rocker
- support plate
- fork
- shifting fork
- base
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Abstract
The utility model provides a gearbox shift fork grinds fork face anchor clamps it includes: the device comprises a base, a support plate, a positioning block and a rocker; the support plate is fixedly arranged on the upper end surface of the base; the positioning block is fixed on the support plate; installing a rocker in the base through a first spindle; the rocker is fixed through a compression screw and a spring bolt; two first positioning pins are symmetrically arranged on the support plate; one end of a shifting fork on the shifting fork workpiece is fixed between the first positioning pin and the side end face of the fixed block; the other end of a shifting fork on the shifting fork workpiece is fixed between the head of the rocker and the first locating pin; an adjusting sleeve is arranged below the shifting fork workpiece; the second mandrel penetrates through the shifting fork workpiece; the second mandrel passes through the adjusting sleeve; the lower end of the second mandrel is positioned in the adjusting nut; the lower part of the adjusting nut is in threaded connection with an adjusting bolt. Gearbox shift fork grind fork face anchor clamps, simple structure, convenient operation, process qualification rate and production efficiency improve greatly.
Description
Technical Field
The utility model belongs to the frock clamp field especially relates to a gearbox shift fork grinds fork face anchor clamps.
Background
The grinding fork surface of the gearbox shifting fork is usually processed by adopting a manual grinding mode, the requirements of design precision and production efficiency cannot be met, and the product percent of pass is low; at present, the grinding fork surface of the gearbox shifting fork can be machined by using an M7475 surface grinding machine, and the gearbox shifting fork is various, irregular in part appearance and different in height, so that the connection between the gearbox shifting fork and a machine tool and the position precision of the machined shifting fork need to be guaranteed in the machining process.
Disclosure of Invention
In view of this, the present invention provides a transmission fork grinding clamp according to the processing requirement of the workpiece, so as to overcome the above disadvantages.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a gearbox shift fork ground fork face clamp comprising: the device comprises a base, a support plate, a positioning block and a rocker; the hole on the upper end surface of the base is correspondingly matched with the hole on the support plate, and the support plate is fixedly arranged on the upper end surface of the base through a mounting screw; fixing the positioning block on the support plate through a fixing screw; the rocker is installed in the base through the rocker by a first mandrel; the compression screw penetrates through the end face of one side of the base; the spring bolt penetrates through the end face of the other side of the base; the rocker comprises a rod part and a rocker head part; the rod part of the rocker is fixed through a compression screw and a spring bolt; the support plate is provided with a strip-shaped opening; the head of the rocker is higher than the plane of the support plate; the head of the rocker and one end of a shifting fork on the shifting fork workpiece are positioned on the same side of the plane of the support plate; the head of the rocker is positioned in the strip-shaped opening; two first positioning pins are symmetrically arranged on the support plate; one end of a shifting fork on the shifting fork workpiece is fixed between the first positioning pin and the side end face of the positioning block; the other end of a shifting fork on the shifting fork workpiece is fixed between the head of the rocker and the first locating pin; an adjusting sleeve is arranged below the shifting fork workpiece; the second mandrel penetrates through the shifting fork workpiece; the second mandrel passes through the adjusting sleeve; the lower end of the second mandrel is positioned in the adjusting nut; the lower part of the adjusting nut is in threaded connection with an adjusting bolt.
Furthermore, a rocker through hole is formed in the head of the rocker, and the first spindle penetrates through the rocker through hole; the side end face of the base is provided with a second through hole, and the first spindle penetrates through the second through hole.
Furthermore, two symmetrical side surfaces on the base are provided with first through holes; the compression screw passes through the first through hole, and the spring bolt passes through the first through hole.
Further, a nut is arranged on the spring bolt; the spring bolt is provided with a spring which is positioned between the nut and the end surface of one side of the base.
Further, the shaft portion is clamped and fixed between the end of the compression screw and the end of the spring bolt.
Furthermore, the support plate is symmetrically provided with mounting screw holes, and mounting screws are mounted in the mounting screw holes; the support plate is provided with a fixing screw hole, and the fixing screw is arranged in the fixing screw hole.
Further, a second pin hole is formed in the support plate; the second positioning pin passes through the second pin hole; the support plate is provided with a first pin hole; one of the first locating pins passes through the first pin hole, and the other first locating pin passes through the long strip opening.
Compared with the prior art, gearbox shift fork grind fork face anchor clamps have following advantage:
(1) the gearbox shifting fork grinding surface clamp has the advantages that the structure is simple, the operation is convenient, the gearbox shifting fork can be better fixed on a machine tool for machining, the position precision of the machining shifting fork is ensured, the process qualification rate and the production efficiency are greatly improved, and the production requirement can be met;
(2) the gear box shifting fork grinding fork surface clamp is provided with the spring on the spring bolt, the tightness of the spring can be adjusted through the nut, one end of the spring bolt can be kept to be always in close contact with one side of the rod part of the rocker, and therefore an operator can adjust the position of the head part of the rocker only by adjusting the compression screw, and the gear box shifting fork grinding fork surface clamp is convenient to operate;
(3) gearbox shift fork grinds fork face anchor clamps be provided with the adjustment nut, can make the adjusting collar go up and down on the second dabber through rotatory adjustment nut, and then can adjust shift fork high position, avoid the shift fork height inconsistent and influence processing.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a top view of a transmission fork grinding surface clamp according to the present invention;
FIG. 2 is a front view partially cut-away view of the transmission fork grinding surface clamp of the present invention;
FIG. 3 is a left side partial cross-sectional view of the transmission fork grinding surface clamp of the present invention;
FIG. 4 is a front view of the rocker of the present invention;
FIG. 5 is a side view of the rocker of the present invention;
FIG. 6 is a top view of the support plate of the present invention;
fig. 7 is a side view of the base of the present invention;
fig. 8 is a top view of the base of the present invention.
Description of reference numerals:
1-a compression screw; 2-a rocker; 21-rocker head; 22-rocker through hole; 23-a stem portion; 3-spring bolt; 4-a nut; 5-a spring; 6-a support plate; 61-strip opening; 62-mounting a screw hole; 63-a second pin hole; 64-fixing screw holes; 65-a first pin hole; 7-a first mandrel; 8-a second mandrel; 10-adjusting sleeve; 11-adjusting the screw cap; 12-a base; 121 — a first via; 122-a second via; 13-adjusting the bolt; 14-a first locator pin; 15-a second locating pin; 16-a set screw; 17-positioning blocks; 18-mounting screws; 19-shifting fork workpiece.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1-8, a transmission fork grinding face clamp includes: the base 12, the support plate 6, the positioning block 17 and the rocker 2; the hole on the upper end surface of the base 12 is correspondingly matched with the hole on the support plate 6, and the support plate 6 is fixedly arranged on the upper end surface of the base 12 through a mounting screw 18; a positioning block 17 is fixed on the support plate 6 through a fixing screw 16; the rocker 2 is mounted in the base 12 through the rocker 2 by means of a first spindle 7; the compression screw 1 penetrates through the end face of one side of the base 12; the spring bolt 3 penetrates through the end face of the other side of the base 12; a rocker 2 comprising a rod portion 23 and a rocker head 21; the rod part 23 of the rocker 2 is fixed through a compression screw 1 and a spring bolt 3; the support plate 6 is provided with a strip-shaped opening 61; the head 21 of the rocker is higher than the plane of the support plate 6; the rocker head 21 and one end of a shifting fork on the shifting fork workpiece 19 are positioned on the same side of the plane of the support plate 6; the rocker head 21 is located within the elongated opening 61; two first positioning pins 14 are symmetrically arranged on the support plate 6; one end of a shifting fork on the shifting fork workpiece 19 is fixed between the side end faces of the first positioning pin 14 and the positioning block 17; the other end of the fork on the fork workpiece 19 is secured between the rocker head 21 and the first locating pin 14.
An adjusting sleeve 10 is arranged below the shifting fork workpiece 19; the second mandrel 8 penetrates through the shifting fork workpiece 19, and the specification of the second mandrel 8 can be selected according to the shifting fork workpieces 19 with different specifications; the second mandrel 8 passes through the adjusting sleeve 10; the lower end of the second mandrel 8 is positioned in the adjusting nut 11; an adjusting bolt 13 is connected below the adjusting nut 11 through threads.
A rocker through hole 22 is formed in the rocker head 21, and the first spindle 7 penetrates through the rocker through hole 22; the side end surface of the base 12 is provided with a second through hole 122, and the first spindle 7 passes through the second through hole 122.
Two symmetrical side surfaces on the base 12 are provided with first through holes 121; the compression screw 1 passes through the first through hole 121, and the spring bolt 3 passes through the first through hole 121.
A nut 4 is arranged on the spring bolt 3; a spring 5 is arranged on the spring bolt 3, and the spring 5 is positioned between the nut 4 and one side end face of the base 12; the tightness of the adjusting spring 5 can be adjusted by rotating the nut 4, so that the spring 5 has certain telescopic capacity, and one end of the spring bolt 3 can be always in close contact with one side of the rod part 23 of the rocker 2.
The shank 23 is clamped between the end of the compression screw 1 and the end of the spring bolt 3.
The support plate 6 is symmetrically provided with mounting screw holes 62, and the mounting screws 18 are mounted in the mounting screw holes 62; the support plate 6 is provided with a fixing screw hole 64, and the fixing screw 16 is installed in the fixing screw hole 64.
The support plate 6 is provided with a second pin hole 63; the second positioning pin 15 passes through the second pin hole 63; the support plate 6 is provided with a first pin hole 65; one of the first alignment pins 14 passes through the first pin hole 65 and the other first alignment pin 14 passes through the elongated opening 61.
The utility model discloses the principle:
firstly, a rocker 2 is placed in a base 12, a first mandrel 7 penetrates through a rocker through hole 22 and is installed in a second through hole 122 on the side surface of the base 12, after a rocker head 21 of the rocker 2 is placed in a long strip opening 61 on a support plate 6, the support plate 6 is installed and fixed on the upper end surface of the base 12 through an installation screw 18 and a first positioning pin 14, a positioning block 17 is installed and fixed on the support plate 6 through a fixing screw 16 and a second positioning pin 15, then an adjusting bolt 13 is connected with an adjusting nut 11 through threads, the lower end of a second mandrel 8 is inserted into the adjusting nut 11, and at the moment, the clamp is assembled;
when the shifting fork workpiece 19 is machined, the base 12 and the adjusting bolt 13 are adsorbed on the magnetic chuck of the machine tool at the same time, the adjusting nut 11 is installed on the adjusting bolt 13, the lower end of the second mandrel 8 is inserted into the adjusting nut 11, the adjusting sleeve 10 is sleeved on the second mandrel 8, and the second mandrel 8 penetrates through a through hole in the shifting fork workpiece 19 of the gearbox; due to the fact that the heights of the shifting forks on the shifting fork workpiece 19 are different, the adjusting sleeve 10 can move up and down by rotating the adjusting nut 11, and then the position height of the shifting fork is adjusted; one end of a shifting fork on the shifting fork workpiece 19 is fixed between the positioning block 17 and the first positioning pin 14, and the other end of the shifting fork on the shifting fork workpiece 19 is fixed between the first positioning pin 14 and one side of the rocker head 21;
the position of the rocker 2 is controlled by the spring bolt 3, the spring 5 and the compression screw 1, the length of the spring 5 can be adjusted by rotating the nut 4, and the tightness of the spring 5 is further adjusted, so that the spring 5 is ensured to have certain telescopic capacity, cannot be compressed too tightly or too loosely, and can always keep one end of the spring bolt 3 in close contact with one side of the rod part 23 of the rocker 2; after the compression screw 1 is screwed down, the rod part 23 of the rocker can be fixed between the spring bolt 3 and the compression screw 1; the fork workpiece 19 is thus fixed to the jig and can be subjected to subsequent processing.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a gearbox shift fork grinds fork face anchor clamps which characterized in that: the device comprises a base (12), a support plate (6), a positioning block (17) and a rocker (2); holes in the upper end face of the base (12) are correspondingly matched with holes in the support plate (6), and the support plate (6) is fixedly arranged on the upper end face of the base (12) through a mounting screw (18); fixing a positioning block (17) on the support plate (6) through a fixing screw (16); the rocker (2) is mounted in the base (12) by means of a first spindle (7) passing through the rocker (2); the compression screw (1) penetrates through the end face of one side of the base (12); the spring bolt (3) penetrates through the end face of the other side of the base (12); the rocker (2) comprises a rod part (23) and a rocker head part (21); the rod part (23) of the rocker (2) is fixed through a compression screw (1) and a spring bolt (3); the support plate (6) is provided with a strip-shaped opening (61); the head (21) of the rocker is higher than the plane of the support plate (6); the head (21) of the rocker and one end of a shifting fork on the shifting fork workpiece (19) are positioned on the same side of the plane of the support plate (6); the rocker head (21) is located in the elongated opening (61); two first positioning pins (14) are symmetrically arranged on the support plate (6); one end of a shifting fork on the shifting fork workpiece (19) is fixed between the side end faces of the first positioning pin (14) and the positioning block (17); the other end of a shifting fork on the shifting fork workpiece (19) is fixed between the head (21) of the rocker and the first locating pin (14); an adjusting sleeve (10) is arranged below the shifting fork workpiece (19); the second mandrel (8) penetrates through a shifting fork workpiece (19); the second mandrel (8) passes through the adjusting sleeve (10); the lower end of the second mandrel (8) is positioned in the adjusting nut (11); an adjusting bolt (13) is connected with the lower part of the adjusting nut (11) through threads.
2. The gearbox fork grinding face clamp of claim 1, wherein: a rocker through hole (22) is formed in the rocker head (21), and the first mandrel (7) penetrates through the rocker through hole (22); a second through hole (122) is formed in the side end face of the base (12), and the first mandrel (7) penetrates through the second through hole (122).
3. The gearbox fork grinding face clamp of claim 1, wherein: two symmetrical side surfaces on the base (12) are provided with first through holes (121); the compression screw (1) penetrates through the first through hole (121), and the spring bolt (3) penetrates through the first through hole (121).
4. The gearbox fork grinding face clamp of claim 1, wherein: a nut (4) is arranged on the spring bolt (3); the spring bolt (3) is provided with a spring (5), and the spring (5) is positioned between the nut (4) and the end face of one side of the base (12).
5. The gearbox fork grinding face clamp of claim 1, wherein: the rod part (23) is clamped and fixed between the tail end of the compression screw (1) and the tail end of the spring bolt (3).
6. The gearbox fork grinding face clamp of claim 1, wherein: the support plate (6) is symmetrically provided with mounting screw holes (62), and the mounting screws (18) are mounted in the mounting screw holes (62); the support plate (6) is provided with a fixing screw hole (64), and the fixing screw (16) is arranged in the fixing screw hole (64).
7. The gearbox fork grinding face clamp of claim 1, wherein: a second pin hole (63) is formed in the support plate (6); the second positioning pin (15) penetrates through the second pin hole (63); the support plate (6) is provided with a first pin hole (65); one of the first alignment pins (14) passes through the first pin hole (65), and the other first alignment pin (14) passes through the elongated opening 61.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922223355.8U CN211760766U (en) | 2019-12-12 | 2019-12-12 | Clamp for grinding fork surface of shifting fork of gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922223355.8U CN211760766U (en) | 2019-12-12 | 2019-12-12 | Clamp for grinding fork surface of shifting fork of gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211760766U true CN211760766U (en) | 2020-10-27 |
Family
ID=72982851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922223355.8U Active CN211760766U (en) | 2019-12-12 | 2019-12-12 | Clamp for grinding fork surface of shifting fork of gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211760766U (en) |
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2019
- 2019-12-12 CN CN201922223355.8U patent/CN211760766U/en active Active
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