CN113210751A

CN113210751A - Gear grinding machine for gear machining with poking and picking clamping synchronous linkage structure

Info

Publication number: CN113210751A
Application number: CN202110643314.3A
Authority: CN
Inventors: 王昆
Original assignee: Individual
Current assignee: Taizhou Bituo Auto Parts Co ltd
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-08-06
Anticipated expiration: 2041-06-09
Also published as: CN113210751B

Abstract

The invention relates to the technical field of gear machining, in particular to a gear grinding machine with a shifting, picking and clamping synchronous linkage structure for gear machining, which comprises a gear grinding machine body, wherein the gear grinding machine body comprises a cabinet, a bottom plate is fixedly welded on the top surface of the cabinet, the top surface of the bottom plate is fixedly connected with a base, the top surface of the base is movably connected with a gear body, the rear side of the bottom plate is fixedly connected with a lifting table, the front side of the lifting table is fixedly connected with a grinder, the top surface of the gear grinding machine body is fixedly connected with a shifting structure, and the shifting structure comprises a supporting column. The gear grinding machine is provided with the group of air cylinders, so that the fixing structure and the picking structure can be controlled to operate simultaneously, the production cost of products is reduced, a plenty of space is reserved for the workbench, meanwhile, the pressing block is of an annular structure, the grinding part of the gear can be fixed in an all-around mode, the local rigidity of the grinding part of the gear can be improved, the gear is prevented from being broken, and the practicability of the gear grinding machine is guaranteed.

Description

Gear grinding machine for gear machining with poking and picking clamping synchronous linkage structure

Technical Field

The invention relates to the technical field of gear machining, in particular to a gear grinding machine with a shifting and picking clamping synchronous linkage structure for gear machining.

Background

The gear grinding machine is a gear processing machine tool which uses a grinding wheel as a grinding tool and is used for processing the tooth surface of a cylindrical gear or a certain gear (a helical gear, a bevel gear and the like) processing tool. The method is mainly used for eliminating deformation after heat treatment and improving the gear precision.

But present gear grinding machine is when using, and the most is through two sets of cylinders, drives briquetting and driving lever function respectively, realizes fixed and angular adjustment to the gear for the space of device top surface is more nervous, and the briquetting is the cylinder mostly simultaneously, and is relatively poor to the fixed effect of gear, makes the gear when polishing, and the stress that the department of polishing received increases, leads to the local of gear to crack easily, has certain potential safety hazard.

Therefore, in order to solve the above problems, a gear grinding machine for gear machining having a pick-and-hold synchronous linkage structure is proposed.

Disclosure of Invention

The invention aims to provide a gear grinding machine with a shifting and picking clamping synchronous linkage structure for gear processing, and aims to solve the problems that when the existing gear grinding machine provided in the background technology is used, mostly two groups of cylinders are used for respectively driving a pressing block and a shifting rod to operate, so that the fixation and angle adjustment of a gear are realized, the space of the top surface of the device is more tense, meanwhile, the pressing block is mostly cylindrical, the fixation effect of the gear is poor, the stress on a grinding part is increased when the gear is ground, the local fracture of the gear is easily caused, and certain potential safety hazards exist.

In order to achieve the purpose, the invention provides the following technical scheme: a gear grinding machine with a shifting and clamping synchronous linkage structure for gear machining comprises a gear grinding machine body, wherein the gear grinding machine body comprises a cabinet, a bottom plate is fixedly welded on the top surface of the cabinet, a base is fixedly connected on the top surface of the bottom plate, a gear body is movably connected on the top surface of the base, a lifting table is fixedly connected on the rear side of the bottom plate, a sander is fixedly connected on the front side of the lifting table, a shifting structure is fixedly connected on the top surface of the gear grinding machine body, the shifting structure comprises a supporting column, a supporting column is fixedly welded on the top surface of the bottom plate, a connecting block is fixedly connected at the upper end of the supporting column, a movable cavity is formed inside the connecting block, sliding grooves are formed in the front side wall and the rear side wall of the movable cavity, a movable groove is formed in the right side of the sliding groove, a guide groove is formed in the left side of the sliding groove, and a micro air cylinder is fixedly connected inside the supporting column, the left side swing joint of miniature cylinder has the telescopic link, the left side swing joint of telescopic link chooses the driving lever, the fixed welding in side of choosing the driving lever has the guide bar, the inside swing joint of guide way has the cab apron, the kerve has been seted up to the bottom surface in activity chamber, the fixed welding in bottom surface of pillar has the connecting plate, choose structural fixedly connected with fixed knot to construct.

Preferably, the fixed knot constructs including the fixed block, the fixed welding in middle part of telescopic link has the fixed block, side fixedly connected with slider around the fixed block, the bottom surface fixed welding of fixed block has the connecting rod, the right side wall swing joint of fixed block has the movable block, the back lateral wall fixedly connected with slide bar of movable block, the preceding lateral wall fixedly connected with fixed plate of movable block, the fixed surface fixedly connected with spring of fixed plate, the top surface fixedly connected with protection casing of spring.

Preferably, the bottom surface fixedly connected with of elevating platform removes the structure, the output of sander contacts with the back lateral wall of gear body, the pillar is total two sets of, two sets of the pillar is located the both sides of gear body respectively, the connecting block is total two sets of, two sets of the connecting block is installed respectively on two sets of pillars, and is two sets of the connecting block is via connecting plate fixed connection, the connecting plate is the arc, the connecting plate is located the downside of connecting block.

Preferably, the movable cavity is of a middle-shaped structure, the movable groove is perpendicular to the sliding groove, the micro cylinder is located at the right end of the movable cavity, the right side wall of the micro cylinder is fixedly connected with the side wall of the support column, and the right end of the telescopic rod is movably mounted inside the micro cylinder.

Preferably, the picking and shifting rod is of an L-shaped structure, the left end of the picking and shifting rod is exposed out of the movable cavity, and the left end of the picking and shifting rod is located in the middle of a tooth wheel on the rear side wall of the gear body.

Preferably, the top end of the guide rod is located on the inner side of the guide groove, the guide groove is in a triangular structure, the bottom end of the transition plate is movably connected with the side wall of the guide groove, and a coil spring is arranged at the connection position.

Preferably, the fixed blocks are of a triangular structure, the fixed blocks are two groups in total, the fixed blocks are symmetrically arranged, the top ends of the sliding blocks are movably arranged in the sliding grooves, and the sliding blocks are of a long strip-shaped structure.

Preferably, the movable block is the triangle-shaped structure, the movable block is total two sets of, two sets of the movable block is located the inboard of two sets of fixed blocks respectively, the inclined plane of fixed block and the inclined plane laminating of movable block, the length of movable block is greater than the length of fixed block.

Preferably, the top movable mounting of slide bar is in the inside of activity groove, the fixed plate is the arc structure, the fixed plate is total two sets of, and is two sets of the fixed plate is located the upper and lower face of gear body rear side respectively, the fixed plate laminates with the gear body, the fixed plate exposes the inside of connecting block via leading to the groove, the bottom of spring and the lateral wall fixed connection of connecting block.

Preferably, a set of fixing structure is also arranged in the left group of connecting block, and the two groups of fixing blocks are fixedly connected through a connecting plate.

Compared with the prior art, the invention has the beneficial effects that: the gear grinding machine is provided with the group of air cylinders, so that the fixing structure and the picking structure can be controlled to operate simultaneously, the production cost of products is reduced, a plenty of space is reserved for the workbench, meanwhile, the pressing block is of an annular structure, the grinding part of the gear can be fixed in an all-around mode, the local rigidity of the grinding part of the gear can be improved, the gear is prevented from being broken, and the practicability of the gear grinding machine is guaranteed.

Be provided with miniature cylinder, can promote the telescopic link at the inside translation of activity intracavity, make the telescopic link promote to ram the motion left, it can contact with the rodent of gear body side to choose the driving lever after that, promote the rotatory certain angle of gear body, be provided with the guide way, can provide the direction to the activity of ram, make and choose the driving lever and keep the level when stretching out left, and when withdrawing right, the guide lever can slide into the bottom of guide way, let the left end of choosing the driving lever deflect downwards, make and choose the driving lever and leave from the rodent that is about to polish, and during the rodent that does not polish is advanced to the card again, for next time choose the action and prepare ready the preparation

Be provided with the fixed block, when making the telescopic link move left, can drive the fixed block and move left, make the movable block slide on the inclined plane of fixed block, the slide bar can be at the inside vertical migration of movable groove simultaneously, make two sets of movable blocks keep away from under the effect of spring, then the movable block can drive two sets of fixed plates and keep away from, in order to relieve the fixed of gear body, be provided with the fixed plate, the fixed plate is the arc, and both ends are located the outside of gear body, make the fixed plate can surround the outside omnidirectional of gear body department of polishing, when realizing gear body edge fixation, can improve the local rigidity of gear body department of polishing, it is cracked to avoid gear body edge stress, be provided with the protection casing, the protection casing can cover the department of polishing, avoid the piece to splash, guarantee user's personal safety.

Drawings

FIG. 1 is a schematic front view of the structure of the gear grinding machine body of the present invention;

FIG. 2 is a schematic structural elevation view of a connecting block according to the present invention;

FIG. 3 is a schematic left side sectional view of the connecting block according to the present invention;

FIG. 4 is a schematic structural right side sectional view of a connecting block according to the present invention;

FIG. 5 is a schematic front view of the structure of the guide groove of the present invention;

FIG. 6 is a right side view of the movable block according to the present invention;

fig. 7 is a schematic structural front view of the through groove of the present invention.

In the figure: 1. a gear grinding machine body; 11. a cabinet; 12. a base plate; 13. a base; 14. a gear body; 15. a lifting platform; 16. a sander; 2. a picking structure; 21. a pillar; 22. connecting blocks; 23. a movable cavity; 24. a chute; 25. a movable groove; 26. a guide groove; 27. a micro cylinder; 28. a telescopic rod; 29. selecting a deflector rod; 210. a guide bar; 211. a transition plate; 212. a bottom groove; 213. a through groove; 214. a connecting plate; 3. a fixed structure; 31. a fixed block; 32. a slider; 33. a connecting rod; 34. a movable block; 35. a slide bar; 36. a fixing plate; 37. a spring; 38. a shield.

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. 1-7, an embodiment of the present invention is shown: a gear grinding machine with a shifting and clamping synchronous linkage structure for gear machining comprises a gear grinding machine body 1, wherein the gear grinding machine body 1 comprises a cabinet 11, a bottom plate 12 is fixedly welded on the top surface of the cabinet 11, a base 13 is fixedly connected on the top surface of the bottom plate 12, a gear body 14 is movably connected on the top surface of the base 13, a lifting platform 15 is fixedly connected on the rear side of the bottom plate 12, a sander 16 is fixedly connected on the front side of the lifting platform 15, a shifting structure 2 is fixedly connected on the top surface of the gear grinding machine body 1, the shifting structure 2 comprises a supporting column 21, the supporting column 21 is fixedly welded on the top surface of the bottom plate 12, a connecting block 22 is fixedly connected on the upper end of the supporting column 21, a movable cavity 23 is arranged inside the connecting block 22, a sliding groove 24 is arranged on the front and rear side walls of the movable cavity 23, a movable groove 25 is arranged on the right side of the sliding groove 24, a guide groove 26 is arranged on the left side of the sliding groove 24, and a micro air cylinder 27 is fixedly connected inside the supporting column 21, the left side swing joint of miniature cylinder 27 has telescopic link 28, and the left side swing joint of telescopic link 28 chooses driving lever 29, chooses the fixed welding in side of driving lever 29 to have guide bar 210, and the inside swing joint of guide way 26 has cab apron 211, and kerve 212 has been seted up to the bottom surface in activity chamber 23, and the fixed welding in bottom surface of pillar 21 has connecting plate 214, chooses fixedly connected with fixed knot 3 on the structure 2 of dialling.

Further, fixed knot constructs 3 and includes fixed block 31, the fixed welding in middle part of telescopic link 28 has fixed block 31, side fixedly connected with slider 32 around fixed block 31, the bottom surface fixed welding of fixed block 31 has connecting rod 33, the right side wall swing joint of fixed block 31 has movable block 34, the back lateral wall fixedly connected with slide bar 35 of movable block 34, the preceding lateral wall fixedly connected with fixed plate 36 of movable block 34, the fixed surface of fixed plate 36 is connected with spring 37, the top surface fixedly connected with protection casing 38 of spring 37, when making telescopic link 28 drive fixed block 31 move right, fixed block 31 extrusion movable block 34, make two sets of movable blocks 34 can draw close together again, then movable block 34 can drive two sets of fixed plates 36 and draw close together, realize the fixed to gear body 14.

Further, the bottom surface fixedly connected with moving structure of elevating platform 15, sander 16's output and gear body 14's back lateral wall contact, pillar 21 is total two sets of, two sets of pillar 21 are located gear body 14's both sides respectively, connecting block 22 is total two sets of, two sets of connecting block 22 are installed respectively on two sets of pillar 21, two sets of connecting block 22 are via connecting plate 214 fixed connection, connecting plate 214 is the arc, connecting plate 214 is located connecting block 22's downside, make elevating platform 15 can carry out horizontal migration, be convenient for drive sander 16 carries out the omnidirectional to gear body 14 and polish, installation for connecting block 22 provides the support, make connecting block 22 and gear body 14 be in the coplanar, guarantee the stability of connecting block 22 installation, provide the space for sander 16 and gear body 14's contact simultaneously, avoid sander 16 to touch gear body 14 when the motion.

Furthermore, the movable cavity 23 is of a middle-shaped structure, the movable groove 25 is perpendicular to the sliding groove 24, the micro cylinder 27 is located at the right end of the movable cavity 23, the right side wall of the micro cylinder 27 is fixedly connected with the side wall of the pillar 21, and the right end of the telescopic rod 28 is movably mounted inside the micro cylinder 27, so that fixation is provided for safety of the micro cylinder 27, power is provided for movement of the telescopic rod 28, and the telescopic rod 28 can move inside the movable cavity 23.

Furthermore, what choose driving lever 29 is "L" shape structure, and the left end of choosing lever 29 exposes the inside of activity chamber 23, and the left end of choosing lever 29 is located the tooth centre of gear body 14 rear side wall, makes the left end of choosing lever 29 can block into the inboard of tooth, is convenient for promote the tooth, and it is rotatory to drive gear body 14, is convenient for polish gear body 14 side all-roundly.

Furthermore, the top end of the guide rod 210 is located on the inner side of the guide groove 26, the guide groove 26 is in a triangular structure, the bottom end of the transition plate 211 is movably connected with the side wall of the guide groove 26, and a coil spring is arranged at the connection position, so that the guide groove 26 can slide in the guide rod 210, the stability of the movement of the lifting lever 29 is guaranteed, meanwhile, the movement track of the lifting lever 29 is guided, the lifting lever 29 is convenient to withdraw, the transition plate 211 can rotate in the guide groove 26, and power is provided for the resetting of the transition plate 211.

Further, the fixed blocks 31 are triangular structures, two groups of the fixed blocks 31 are arranged, the two groups of the fixed blocks 31 are symmetrically arranged, the top ends of the sliding blocks 32 are movably arranged in the sliding grooves 24, and the sliding blocks 32 are long-strip-shaped structures, so that the inclined surfaces of the fixed blocks 31 can be in contact with the inclined surfaces of the connecting rods 33, the fixed blocks 31 move horizontally, and the connecting rods 33 are driven to move vertically.

Further, the movable blocks 34 are of a triangular structure, the movable blocks 34 are two groups, the two groups of movable blocks 34 are respectively located on the inner sides of the two groups of fixed blocks 31, the inclined surfaces of the fixed blocks 31 are attached to the inclined surfaces of the movable blocks 34, the length of each movable block 34 is larger than that of each fixed block 31, the inclined surfaces of the fixed blocks 31 can be in contact with the inclined surfaces of the connecting rods 33, the horizontal movement of the fixed blocks 31 can drive the connecting rods 33 to move vertically, and the attachment degree between the fixed blocks 31 and the connecting rods 33 is guaranteed.

Further, the top end of the sliding rod 35 is movably mounted inside the movable groove 25, the fixing plates 36 are of an arc-shaped structure, the fixing plates 36 are two groups in total, the two groups of fixing plates 36 are respectively located on the upper surface and the lower surface of the rear side of the gear body 14, the fixing plates 36 are attached to the gear body 14, the fixing plates 36 expose the inside of the connecting block 22 through the through grooves 213, the bottom end of the spring 37 is fixedly connected with the side wall of the connecting block 22, the sliding rod 35 can slide inside the movable groove 25, guide is provided for vertical movement of the movable block 34, stability of movement of the movable block 34 is guaranteed, the fixing plates 36 can surround the grinding position of the gear body 14, fixity of the fixing plates 36 to the gear body 14 is guaranteed, and power is provided for automatic separation of the two groups of the movable blocks 34.

Further, the inside of a set of connecting block 22 on the left side also is provided with a set of fixed knot and constructs 3, and two sets of fixed blocks 31 are via connecting plate 214 fixed connection, guarantee the stability at fixed plate 36 both ends, make fixed plate 36 stronger to gear body 14's fixed action, improve the rigidity that gear body 14 polished the department.

The working principle is as follows: during the use, the micro cylinder 27 will push out the telescopic link 28, the telescopic link 28 promotes to choose driving lever 29 and moves left in the movable cavity 23, simultaneously the telescopic link 28 will drive the fixed block 31 and move left, then the movable block 34 will slide on the inclined plane of fixed block 31, simultaneously the slide bar 35 will be at the inside vertical migration of movable groove 25, make two sets of movable blocks 34 keep away from under the effect of spring 37, then the movable block 34 will drive two sets of fixed plates 36 and leave from gear body 14 surface, in order to remove the fixed to gear body 14, then the guide bar 210 will be at the inside horizontal slip right of guide way 26, then the left end of choosing driving lever 29 will promote the rodent, make gear body 14 rotatory certain angle, and the micro cylinder 27 will continue to promote telescopic link 28, make the guide bar 210 slide into the lowest end of guide way 26.

Then the micro cylinder 27 retracts the telescopic rod 28, then the telescopic rod 28 pulls the lifting rod 29 to move rightwards, so that the guide rod 210 slides rightwards and upwards at the bottom of the guide groove 26, then the guide rod 210 jacks up the transition plate 211, so that the transition plate 211 rotates, then the guide rod 210 returns to the starting point of the sander 16, meanwhile, the telescopic rod 28 drives the fixed block 31 to move rightwards, the fixed block 31 extrudes the movable block 34, so that the movable block 34 drives the slide rod 35 to slide in the movable groove 25, then the two groups of movable blocks 34 draw close again, and extrude the spring 37, then the movable block 34 drives the two groups of fixed plates 36 to draw close, so as to fix the gear body 14, meanwhile, the fixed plates 36 are arc-shaped, and two ends are positioned at the outer side of the gear body 14, so that the fixed plates 36 can fix the outer side of the polished position of the gear body 14 in all directions, so as to fix the edge of the gear body 14, can improve the local rigidity of the department of polishing of gear body 14, avoid gear body 14 edge stress and cracked, and protection casing 38 can cover the department of polishing, avoids adding the piece of man-hour and splashes, guarantees user's personal safety, has improved the practicality of gear grinding machine body 1.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a gear grinding machine for gear machining with dial and choose synchronous linkage structure of centre gripping, includes gear grinding machine body (1), its characterized in that: the gear grinding machine comprises a machine cabinet (11), a bottom plate (12) is fixedly welded on the top surface of the machine cabinet (11), a base (13) is fixedly connected on the top surface of the bottom plate (12), a gear body (14) is movably connected on the top surface of the base (13), a lifting platform (15) is fixedly connected on the rear side of the bottom plate (12), a sander (16) is fixedly connected on the front side of the lifting platform (15), a picking structure (2) is fixedly connected on the top surface of the gear grinding machine body (1), the picking structure (2) comprises a supporting column (21), the supporting column (21) is fixedly welded on the top surface of the bottom plate (12), a connecting block (22) is fixedly connected on the upper end of the supporting column (21), a movable cavity (23) is formed in the connecting block (22), and a sliding groove (24) is formed in the front side wall and the rear side wall of the movable cavity (23), activity groove (25) have been seted up on the right side of spout (24), guide way (26) have been seted up in the left side of spout (24), the inside fixedly connected with miniature cylinder (27) of pillar (21), the left side swing joint of miniature cylinder (27) has telescopic link (28), driving lever (29) has been chosen to the left side swing joint of telescopic link (28), the side fixed weld of choosing driving lever (29) has guide bar (210), the inside swing joint of guide way (26) has cab apron (211), kerve (212) have been seted up to the bottom surface in activity chamber (23), the bottom surface fixed weld of pillar (21) has connecting plate (214), it goes up fixedly connected with fixed knot structure (3) to choose structure (2).

2. The gear grinding machine for gear machining with the poking and clamping synchronous linkage structure according to claim 1, characterized in that: fixed knot constructs (3) including fixed block (31), the middle part fixed welding of telescopic link (28) has fixed block (31), side fixedly connected with slider (32) around fixed block (31), the bottom surface fixed welding of fixed block (31) has connecting rod (33), the right side wall swing joint of fixed block (31) has movable block (34), the back lateral wall fixedly connected with slide bar (35) of movable block (34), the preceding lateral wall fixedly connected with fixed plate (36) of movable block (34), the fixed surface of fixed plate (36) is connected with spring (37), the top surface fixedly connected with protection casing (38) of spring (37).

3. The gear grinding machine for gear machining with the poking and clamping synchronous linkage structure according to claim 1, characterized in that: the bottom surface fixedly connected with of elevating platform (15) removes the structure, the output of sander (16) and the rear side wall contact of gear body (14), pillar (21) are total two sets of, two sets of pillar (21) are located the both sides of gear body (14) respectively, connecting block (22) are total two sets of, two sets of connecting block (22) are installed respectively on two sets of pillar (21), and are two sets of connecting block (22) are via connecting plate (214) fixed connection, connecting plate (214) are the arc, connecting plate (214) are located the downside of connecting block (22).

4. The gear grinding machine for gear machining with the poking and clamping synchronous linkage structure according to claim 1, characterized in that: the movable cavity (23) is of a middle-shaped structure, the movable groove (25) is perpendicular to the sliding groove (24), the micro cylinder (27) is located at the right end of the movable cavity (23), the right side wall of the micro cylinder (27) is fixedly connected with the side wall of the support column (21), and the right end of the telescopic rod (28) is movably installed inside the micro cylinder (27).

5. The gear grinding machine for gear machining with the poking and clamping synchronous linkage structure according to claim 1, characterized in that: the picking and shifting rod (29) is of an L-shaped structure, the left end of the picking and shifting rod (29) is exposed out of the movable cavity (23), and the left end of the picking and shifting rod (29) is located in the middle of a tooth of the rear side wall of the gear body (14).

6. The gear grinding machine for gear machining with the poking and clamping synchronous linkage structure according to claim 1, characterized in that: the top end of the guide rod (210) is located on the inner side of the guide groove (26), the guide groove (26) is of a triangular structure, the bottom end of the transition plate (211) is movably connected with the side wall of the guide groove (26), and a coil spring is arranged at the connection position.

7. The gear grinding machine for gear machining with the poking and clamping synchronous linkage structure as claimed in claim 2, wherein: the fixed block (31) is triangle-shaped structure, the fixed block (31) is total two sets of, two sets of fixed block (31) symmetry sets up, the top movable mounting of slider (32) is in the inside of spout (24), slider (32) are rectangular shape structure.

8. The gear grinding machine for gear machining with the poking and clamping synchronous linkage structure as claimed in claim 2, wherein: the movable block (34) is the triangle-shaped structure, movable block (34) are total two sets of, two sets of movable block (34) are located the inboard of two sets of fixed blocks (31) respectively, the inclined plane of fixed block (31) and the inclined plane laminating of movable block (34), the length of movable block (34) is greater than the length of fixed block (31).

9. The gear grinding machine for gear machining with the poking and clamping synchronous linkage structure as claimed in claim 2, wherein: the top movable mounting of slide bar (35) is in the inside of activity groove (25), fixed plate (36) are the arc structure, fixed plate (36) are total two sets ofly, and are two sets of fixed plate (36) are located the upper and lower face of gear body (14) rear side respectively, fixed plate (36) and gear body (14) laminating, fixed plate (36) expose the inside of connecting block (22) via leading to groove (213), the bottom of spring (37) and the lateral wall fixed connection of connecting block (22).

10. The gear grinding machine for gear machining with the poking and clamping synchronous linkage structure as claimed in claim 2, wherein: the left side is a group of the connecting block (22) is also internally provided with a group of fixing structures (3), and the two groups of fixing blocks (31) are fixedly connected through a connecting plate (214).