CN215296521U

CN215296521U - Rotation stopping mechanism

Info

Publication number: CN215296521U
Application number: CN202121551943.5U
Authority: CN
Inventors: 高欢; 周兰柱; 许勇; 宣浩; 邾枝润; 陈满红; 符素敏
Original assignee: Fangsheng Axle Hefei Co ltd
Current assignee: Fangsheng Axle Hefei Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-24
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses a rotation stopping mechanism, which is used for limiting the main speed reducer shell, the main speed reducer shell is provided with a disc surface with the upper end surface horizontally arranged after rising and a bearing hole formed at the inner side, the rotation stopping mechanism comprises a base, and a support plane is fixedly arranged on the upper end surface of the base; the two side wing positioning pieces are fixedly arranged at the end surface of the supporting plane and are symmetrically arranged, and a plurality of positioning rods arranged along the horizontal direction are adjustably connected to the side wing positioning pieces; and the disc surface limiting assembly comprises a connecting rod and a limiting plate, the connecting rod is vertically and fixedly arranged on a plurality of supporting planes where the central parts of the flank positioning pieces are positioned, and the limiting plate is adjustably arranged on the connecting rod. The utility model discloses an adopt a plurality of flank setting elements to implement the side direction location to the main reducer shell, adopt the limiting plate to fix a position in vertical to pressfitting simultaneously, effectually ensured the effect of splining of main reducer shell after the location, more be favorable to the detection of moment.

Description

Rotation stopping mechanism

Technical Field

The utility model relates to a frock clamp technical field specifically is a spline mechanism.

Background

The main speed reducer shell assembly needs to be disassembled from the bearing cover during assembly, a certain value of torque is applied, if the difference value between the torque and the assembly torque is large when the main speed reducer shell and the bearing cover assembly are machined, the bearing cover is disassembled, secondary assembly leads to deformation of a bearing hole and threads of the main speed reducer shell assembly, the torque requirement is guaranteed before the main speed reducer shell and the bearing cover assembly are machined, and the torque is large due to bolt tightening of the bearing cover, so that the main speed reducer shell needs to be stopped during torque detection.

Due to the limitation of the shell structure of the main speed reducer, the rotation stopping can be carried out only by utilizing the uniform blank characteristics of various main speed reducer shells; at present, the main shell and the bearing cover assembly are sent to an assembly trolley for an assembly workshop production line for rotation stopping spot check before being processed, the torque cannot be detected by 100%, the normal assembly progress of an assembly worker is influenced, the time for circulation between two workshops is long, and the collision risk exists in the circulation process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spline mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rotation stopping mechanism for limiting a main speed reducer shell, wherein the main speed reducer shell is provided with a disk surface with a horizontally arranged upper end surface after rising and a bearing hole formed in the inner side of the disk surface, and the rotation stopping mechanism comprises:

the device comprises a base, a supporting plate and a clamping plate, wherein a supporting plane is fixedly arranged on the upper end surface of the base;

the two side wing positioning pieces are fixedly arranged at the end surface of the supporting plane and are symmetrically arranged, and a plurality of positioning rods arranged along the horizontal direction are adjustably connected to the side wing positioning pieces;

the disc surface limiting assembly comprises a connecting rod and a limiting plate, the connecting rod is vertically and fixedly arranged on a supporting plane where the central parts of the plurality of side wing positioning pieces are located, and the limiting plate is adjustably arranged on the connecting rod;

after the bearing hole of the main speed reducer shell is erected at the connecting rod, the side wing positioning piece is adjustably abutted against the side wall of the main speed reducer shell through the end part of the positioning rod and is limited, and the lower end face of the limiting plate is adjustably pressed on the disk face and is limited.

And one side of the middle part of the limiting plate is provided with a U-shaped opening part for the connecting rod to freely pass through.

The limiting plate is provided with a first connecting end and a second connecting end far away from the first connecting end, a first limiting groove matched with the edge profile of the disk surface is formed in the lower end face of the first connecting end, a second limiting groove matched with the edge profile of the disk surface is formed in the lower end face of the second connecting end, and after the lower end face of the limiting plate is pressed on the disk surface, the edge profile of the disk surface is embedded into the first limiting groove and the second limiting groove.

The limiting plate is of a rectangular long strip plate structure.

The first limiting groove and the second limiting groove are both groove-shaped and are matched with the bevel groove of the edge profile of the disk surface.

And the connecting rod is in threaded connection with a locking nut, and the locking nut applies force to the upper end surface of the limiting plate in the vertical direction so as to drive the limiting plate to be pressed on the disk surface with adjustable pressure.

According to the above technical scheme, the utility model discloses an adopt a plurality of flank setting elements to implement the side direction location to the main reducer shell, adopt the limiting plate to fix a position in vertical to pressfitting simultaneously, the effectual effect of splining of having ensured the main reducer shell after the location more is favorable to the detection of moment.

Drawings

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

FIG. 2 is a schematic structural view of the main reducer case of the present invention;

fig. 3 is a schematic diagram of the structure of the limiting plate of the present invention.

In the figure: 1 base, 11 supporting planes, 2 side wing positioning pieces, 21 positioning rods, 211 limiting ends, 3 connecting rods, 31 locking nuts, 4 limiting plates, 41U-shaped opening parts, 42 first connecting ends, 43 second connecting ends, 44 first limiting grooves, 45 second limiting grooves, 5 main speed reducer shells and 51 disc surfaces

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

the rotation stopping mechanism adopted in the present application is used for limiting the main speed reducer case 5 so that the main speed reducer case 5 can complete torque detection, and it should be noted that the main speed reducer case 5 has various structural styles, but the overall structure is in a cylindrical shape, and a bearing hole penetrating in the axial direction is formed in the main speed reducer case 5, and meanwhile, after the main speed reducer case 5 is erected, a disc surface 51 horizontally arranged on the upper end surface is provided, and the disc surface 51 can be understood as a circular ring structure formed around the main speed reducer case 5, and the upper surface is generally a blank surface.

This kind of rotation stopping mechanism includes:

the support structure comprises a base 1, wherein a support plane 11 is fixedly arranged on the upper end surface of the base 1, generally, the base 1 can be formed by a steel structure frame, and meanwhile, a bottom support leg is fixed with the ground by bolts so as to ensure the structure stability and prevent shaking; the supporting plane 11 can be made of rubber pad or metal steel plate, the material of which is not limited in this embodiment, and the supporting plane 11 is also used for installing the wing positioning piece 2 and the connecting rod 3

The lateral positioning pieces 2 are used for implementing lateral positioning on the main speed reducer shell 5, namely the lateral positioning pieces 2 are distributed in the lateral direction after the main speed reducer shell 5 is placed at a preset position, generally speaking, effective positioning can be realized by the lateral symmetrical arrangement, meanwhile, the positioning rods 21 are provided with limiting ends 211, the limiting ends 211 are arranged at the inner side ends of the positioning rods 21 close to the main speed reducer shell 5, and when the positioning is implemented, the limiting ends 211 abut against the side walls of the main speed reducer shell 5 through rotating the positioning rods 21 so as to realize the positioning; in addition, in order to further improve the positioning effect at the side wall, a plurality of positioning rods 21 may be provided on each wing positioning piece 2 to complete the positioning operation at the same time, so that the fastening performance after abutting is further improved; in the embodiment, two side wing positioning pieces 2 are used for illustration, and in practice, three or four side wing positioning pieces can be uniformly distributed, and the number of the side wing positioning pieces is not further limited herein;

the disk surface limiting assembly comprises a connecting rod 3 and a limiting plate 4, wherein the connecting rod 3 is vertically and fixedly arranged on a supporting plane 11 where the central parts of the plurality of flank positioning pieces 2 are located, and it can be understood that the adopted flank positioning pieces 2 can be arranged around the axial direction of the connecting rod 3; simultaneously, limiting plate 4 is installed on connecting rod 3 adjustably, particularly, limiting plate 4's effect is spacing to final drive shell 5 through adopting vertical decurrent pressure to realize, in the implementation, at first pass connecting rod 3 with the dead eye of final drive shell 5 and place on supporting plane 11, quotation 51 at this moment is vertical upwards, this limiting plate 4 is connected on connecting rod 3 to through the downward application of force of screwing lock nut 31 with limiting plate 4, so, limiting plate 4's lower terminal surface alright pressfitting is in quotation 51 department.

In addition, in order to further improve the limiting effect of the limiting plate 4, in another embodiment, two limiting grooves are formed on the lower end surface of the limiting plate 4, so as to be adaptively connected with the disk surface 51. Specifically, the limiting plate 4 has a first connecting end 42 and a second connecting end 43 far away from the first connecting end 42, a first limiting groove 44 adapted to the edge profile of the disk surface 51 is formed on the lower end surface of the first connecting end 42, a second limiting groove 45 adapted to the edge profile of the disk surface 51 is formed on the lower end surface of the second connecting end 43, and after the lower end surface of the limiting plate 4 is pressed on the disk surface 51, the edge profile of the disk surface 51 is embedded into the first limiting groove 44 and the second limiting groove 45, so that the limiting plate 4 can be more effectively attached and positioned on the disk surface 51 due to the embedding of the grooves.

Still be formed with U-shaped opening 41 lieing in limiting plate 4 middle part, the U-shaped opening 41 of adoption can supply limiting plate 4 to follow the side direction embedding when adaptation connecting rod 3 to connect lock nut 31 in the top of connecting rod 3, this kind of design can make things convenient for limiting plate 4's dismouting, improves its availability factor.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a mechanism of splining, this mechanism of splining is used for spacing to the final drive shell, the final drive shell has the quotation that up end level was arranged after standing to and be located the dead eye that its axis department formed, its characterized in that includes:

2. A rotation stop mechanism as claimed in claim 1, wherein: and one side of the middle part of the limiting plate is provided with a U-shaped opening part for the connecting rod to freely pass through.

3. A rotation stop mechanism according to claim 1 or 2, wherein: the limiting plate is provided with a first connecting end and a second connecting end far away from the first connecting end, a first limiting groove matched with the edge profile of the disk surface is formed in the lower end face of the first connecting end, a second limiting groove matched with the edge profile of the disk surface is formed in the lower end face of the second connecting end, and after the lower end face of the limiting plate is pressed on the disk surface, the edge profile of the disk surface is embedded into the first limiting groove and the second limiting groove.

4. A rotation stop mechanism according to claim 3, wherein: the limiting plate is of a rectangular long strip plate structure.

5. A rotation stop mechanism according to claim 3, wherein: the first limiting groove and the second limiting groove are both groove-shaped and are matched with the bevel groove of the edge profile of the disk surface.

6. A rotation stop mechanism as claimed in claim 1, wherein: and the connecting rod is in threaded connection with a locking nut, and the locking nut applies force to the upper end surface of the limiting plate in the vertical direction so as to drive the limiting plate to be pressed on the disk surface with adjustable pressure.