CN216967513U

CN216967513U - Rapid positioning and clamping device for machining tooth shape of tractor rotor body

Info

Publication number: CN216967513U
Application number: CN202123320317.8U
Authority: CN
Inventors: 高金龙; 孙宇鹏; 张金丽; 王露阳; 李涛
Original assignee: Xunda Xuchang driving Technology Co ltd
Current assignee: Xunda Xuchang driving Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-15
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a quick positioning and clamping device for machining a tooth form of a tractor rotor body, which comprises a bottom plate, wherein a plurality of supporting columns are fixedly arranged at the lower end of the bottom plate, a large bottom plate is fixedly arranged at the lower ends of the supporting columns together, a positioning shaft is fixedly arranged in the middle of the lower end of the large bottom plate, a sliding positioning plate is fixedly arranged at the upper end of the bottom plate, a guide block is fixedly arranged at the lower end of the sliding positioning plate, a conical shaft is fixedly arranged in the middle of the upper end of the bottom plate, and spring top bolts are fixedly arranged on the left side and the right side of the outer surface of the bottom plate. Promote clamping, dismantle work piece efficiency: the conical surface is pressed down to realize a tensioning function, and the adjustable spring realizes a contraction function; the quick clamping and dismounting of the tractor rotor can be realized; the precision is high, can make the rotor inner wall can laminate with this device completely after pressing from both sides tightly, can effectively guarantee its machining precision in rotor block profile of tooth course of working.

Description

Rapid positioning and clamping device for machining tooth shape of tractor rotor body

Technical Field

The utility model relates to the technical field of tractor rotor body machining, in particular to a quick positioning and clamping device for machining a tooth profile of a tractor rotor body.

Background

At present, most of tool fixtures for machining the integrated rotor tooth-shaped ring are used for positioning a rotor tooth-shaped ring spigot, a tool positioning table matched with the spigot is of a fixed size, and if the size of the positioning table and the size of the spigot are too tight, the placing difficulty of an integrated rotor body in the clamping process is increased, and the situations of shell clamping, blocking and the like occur; if the size of the positioning table and the fit size of the spigot are too loose, the rotor with unbalanced stress moves in the hobbing process, and finally, tooth-shaped radial run-out tolerance and reference circle diameter tolerance are rolled out, so that the efficiency of clamping and disassembling workpieces is reduced, and the machining precision of a rotor body is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a quick positioning and clamping device for processing the tooth form of the tractor rotor body, which solves the problems that the efficiency of clamping and dismounting workpieces is reduced and the processing precision of the rotor body is influenced.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a quick location, clamping device for processing hauler rotor block profile of tooth, includes the bottom plate, bottom plate lower extreme fixed mounting has a plurality of pillar, a plurality of the common fixed mounting of lower extreme of pillar has big bottom plate, the lower extreme middle part fixed mounting of big bottom plate has the location axle, the upper end fixed mounting of bottom plate has sliding positioning board, sliding positioning board's lower extreme fixed mounting has the guide block, the upper end middle part fixed mounting of bottom plate has the awl axle, the equal fixed mounting in the surface left and right sides of bottom plate has a spring top bolt.

Preferably, a plurality of backing plates are fixedly mounted at the upper ends of the sliding positioning plates, a lead screw is movably and alternately connected to the middle of the upper end of the bottom plate, a cylindrical pin is movably and alternately connected to the lower portion of the outer surface of the lead screw, and a positioning nut is in threaded connection with the upper portion of the outer surface of the lead screw.

Preferably, the lower part of the outer surface of the screw rod is in threaded connection with a locking nut.

Preferably, the outer surface of the spring top bolt is movably connected with a spring, and the upper end of the bottom plate is movably inserted and connected with a plurality of hexagon bolts.

Preferably, a tractor rotor body is placed at the upper end of the bottom plate, and a pressing plate is placed at the upper end of the tractor rotor body.

Preferably, the base plate and the large base plate are maintained in a parallel positional relationship.

Compared with the prior art, the utility model has the beneficial effects that: this a quick location, clamping device for processing tractor rotor block profile of tooth promotes the clamping, dismantles work piece efficiency: the tensioning function is realized by pressing the conical surface, and the contraction function is realized by the adjustable spring; the quick clamping and dismounting of the tractor rotor can be realized; the precision is high, can make the rotor inner wall can laminate with this device completely after pressing from both sides tightly, can effectively guarantee its machining precision in rotor body profile of tooth course of working.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

fig. 2 is a schematic structural view of a traction machine rotor body according to the present invention;

fig. 3 is a schematic perspective view of the present invention.

In the figure: 1. a base plate; 2. positioning the shaft; 3. sliding the positioning plate; 4. a guide block; 5. a conical shaft; 6. a spring top bolt; 7. a base plate; 8. a pillar; 9. a large bottom plate; 10. a cylindrical pin; 11. locking the nut; 12. a hexagon bolt; 13. a spring; 14. a screw rod; 15. a tractor rotor body; 16. pressing a plate; 17. and positioning the nut.

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. 1-3, a quick positioning and clamping device for processing the tooth profile of a tractor rotor body comprises a base plate 1, wherein a plurality of pillars 8 are fixedly mounted at the lower end of the base plate 1, a large base plate 9 is fixedly mounted at the lower ends of the pillars 8 together, a positioning shaft 2 is fixedly mounted in the middle of the lower end of the large base plate 9, a sliding positioning plate 3 is fixedly mounted at the upper end of the base plate 1, a guide block 4 is fixedly mounted at the lower end of the sliding positioning plate 3, a conical shaft 5 is fixedly mounted in the middle of the upper end of the base plate 1, and a spring top bolt 6 is fixedly mounted on the left side and the right side of the outer surface of the base plate 1.

In the utility model, a plurality of backing plates 7 are fixedly arranged at the upper ends of the sliding positioning plates 3, a screw rod 14 is movably inserted and connected in the middle of the upper end of the bottom plate 1, a cylindrical pin 10 is movably inserted and connected at the lower part of the outer surface of the screw rod 14, and a positioning nut 17 is connected at the upper part of the outer surface of the screw rod 14 in a threaded manner.

In the utility model, the lower part of the outer surface of the screw rod 14 is connected with the locking nut 11 in a threaded manner, and the locking nut 11 plays a locking role on the screw rod 14.

In the utility model, the outer surface of the spring top bolt 6 is movably connected with a spring 13, the spring 13 pushes the sliding positioning plate 3 to move inwards to separate the sliding positioning plate from the inner wall of the tractor rotor body 15, then a processed workpiece can be taken down, and the upper end of the bottom plate 1 is movably connected with a plurality of hexagon bolts 12 in an inserting way.

In the utility model, a tractor rotor body 15 is arranged at the upper end of a bottom plate 1, and a pressure plate 16 is arranged at the upper end of the tractor rotor body 15; the base plate 1 and the large base plate 9 are kept in a parallel positional relationship, and the pressing plate 16 exerts a pressing force on the hoisting machine rotor body 15.

When in use: the traction machine rotor body 15 is placed on the bottom plate 1, the conical shaft 5 is pressed downwards, the sliding positioning plate 3 moves outwards along the guide block 4 and finally is attached to the inner wall of the traction machine rotor body 15 to achieve a radial positioning effect; then the pressing plate 16 is placed above the tractor rotor body 15, the tractor rotor body 15 is completely attached to the bottom plate 1 through the locking nut 11 to achieve the axial positioning effect, and hobbing can be directly performed after quick press fitting. After gear hobbing is finished, the pressing plate 16 is taken down, and the screw rod 14 is loosened upwards; the springs 13 push the slide positioning plate 3 to move inward to be separated from the inner wall of the traction machine rotor body 15, and then the finished workpiece can be removed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick location, clamping device for processing tractor rotor block profile of tooth, includes bottom plate (1), its characterized in that, bottom plate (1) lower extreme fixed mounting has a plurality of pillar (8), a plurality of the common fixed mounting of lower extreme of pillar (8) has big bottom plate (9), the lower extreme middle part fixed mounting of big bottom plate (9) has location axle (2), the upper end fixed mounting of bottom plate (1) has sliding location board (3), the lower extreme fixed mounting of sliding location board (3) has guide block (4), the upper end middle part fixed mounting of bottom plate (1) has conical shaft (5), the equal fixed mounting in the surface left and right sides of bottom plate (1) has a spring roof bolt (6).

2. The quick positioning and clamping device for machining the tooth profile of the tractor rotor body according to claim 1, characterized in that a plurality of backing plates (7) are fixedly mounted at the upper ends of the sliding positioning plates (3), a lead screw (14) is movably inserted and connected in the middle of the upper end of the base plate (1), a cylindrical pin (10) is movably inserted and connected in the lower part of the outer surface of the lead screw (14), and a positioning nut (17) is threadedly connected to the upper part of the outer surface of the lead screw (14).

3. The quick positioning and clamping device for processing the tooth form of the traction machine rotor body according to claim 2, characterized in that the lower part of the outer surface of the screw rod (14) is connected with a lock nut (11) in a threaded manner.

4. The quick positioning and clamping device for machining the tooth profile of the traction machine rotor body according to claim 1, characterized in that a spring (13) is movably connected to the outer surface of the spring top bolt (6), and a plurality of hexagon bolts (12) are movably inserted and connected to the upper end of the bottom plate (1).

5. The quick positioning and clamping device for machining the tooth form of the traction machine rotor body is characterized in that the traction machine rotor body (15) is placed at the upper end of the base plate (1), and the pressing plate (16) is placed at the upper end of the traction machine rotor body (15).

6. The quick positioning and clamping device for machining the tooth profile of a traction machine rotor body according to claim 1, wherein the base plate (1) and the large base plate (9) are maintained in a parallel positional relationship.