CN218946877U

CN218946877U - Locking device

Info

Publication number: CN218946877U
Application number: CN202223453500.XU
Authority: CN
Inventors: 黄小辉
Original assignee: Suzhou Jieruida Automation Technology Co ltd
Current assignee: Suzhou Jieruida Automation Technology Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-02
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses a locking device, which comprises a torque driving cylinder and a transmission case; the transmission case is horizontally arranged; the torque driving cylinder is vertically arranged above the transmission case; the torque driving cylinder is used for transmitting the torque required by the device; a first gear is arranged in the transmission case; the first gear is connected with the driving shaft end of the torque driving cylinder and can transmit torque generated by the torque driving cylinder; a second gear is also arranged in the transmission case; the second gear is meshed with the first gear; a connecting part is fixedly arranged below the second gear; the connecting part is sleeved with a tightening device; the outer surface of the connecting part is uniformly provided with a vertical rectangular surface, and the rectangular surface can transmit torque to a tightening device below; the locking device can well ensure concentricity, higher working efficiency and better stability during assembly.

Description

Locking device

Technical Field

The utility model belongs to the technical field of locking devices, and particularly relates to a locking device which can ensure concentricity, and is high in locking efficiency and good in stability.

Background

The traditional production line is assembled by adopting manpower when assembling bolts or nuts, and the manual assembly mode is low in efficiency, and because the manual assembly is assembled by adopting an electric wrench, concentricity cannot be ensured when assembling products with higher concentricity requirements, and hidden danger is buried for subsequent assembly and production easily.

Therefore, a locking device which can ensure concentricity, has high locking efficiency and good stability is developed.

Disclosure of Invention

The utility model aims to provide a locking device which can ensure concentricity, and has high locking efficiency and good stability.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a locking device comprises a torque driving cylinder and a transmission case; the transmission case is horizontally arranged; the torque driving cylinder is vertically arranged above the transmission case; the torque driving cylinder is used for transmitting the torque required by the device; a first gear is arranged in the transmission case; the first gear is connected with the driving shaft end of the torque driving cylinder and can transmit torque generated by the torque driving cylinder; a second gear is also arranged in the transmission case; the second gear is meshed with the first gear; a connecting part is fixedly arranged below the second gear; the connecting part is sleeved with a tightening device; the outer surface of the connecting part is uniformly provided with a vertical rectangular surface, and the rectangular surface can transmit torque to a tightening device below.

Preferably, the connecting portion is cylindrical.

Preferably, a wrench is fixedly arranged below the tightening device; the wrench is in a ring shape; the circle center of the connecting part, the circle center of the wrench and the circle center of the tightening device are on the same axis.

Compared with the prior art, the utility model provides a locking device, which has the following beneficial effects:

the outer surface of the connecting part in the locking device is uniformly provided with the vertical rectangular surface, and the rectangular surface can better transmit torque to the tightening device below; meanwhile, the circle centers of the connecting part, the tightening device and the wrench are on the same axis, so that concentricity during assembly can be well ensured; therefore, compared with the traditional manual assembly, the device can well ensure concentricity and higher working efficiency and better stability during assembly.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and together with the embodiments of the utility model and do not constitute a limitation to the utility model, and in which:

FIG. 1 is a perspective view of a locking device according to the present utility model;

FIG. 2 is a schematic view of the internal structure of the locking device of the present utility model with the gear box housing removed;

FIG. 3 is a perspective view of a tightening device in the locking device of the present utility model;

FIG. 4 is an enlarged cross-sectional view of the tightening mechanism of the locking mechanism of the present utility model;

in fig. 1-4, the structures represented by the various numbers are listed below:

1. a torque driving cylinder; 2. a transmission case; 21. a first gear; 22. a second gear; 3. a tightening device; 31. a connection part; 32. and (5) a spanner.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, the present utility model provides a technical solution: a locking device comprises a torque driving cylinder 1 and a transmission case 2; the transmission case 2 is horizontally arranged; the torque driving cylinder 1 is vertically arranged above the transmission case 2; the torque driving cylinder 1 is used for transmitting the torque required by the device; a first gear 21 is arranged in the transmission case 2; the first gear 21 is connected with the driving shaft end of the torque driving cylinder 1 and can transmit the torque generated by the torque driving cylinder 1; a second gear 22 is also arranged in the transmission case 2; the second gear 22 is meshed with the first gear 21, so that torque applied by the first gear 21 can be transmitted; a connecting part 31 is fixedly arranged below the second gear 22; the connecting part 31 is cylindrical; the connecting part 31 is sleeved with a tightening device 3; the outer surface of the connecting portion 31 is uniformly provided with a vertical rectangular surface which can better transmit torque to the tightening device 3 below; a wrench 32 is fixedly arranged below the tightening device 3; the wrench 32 is in a ring shape; the center of the wrench 32 and the center of the tightening device 3 are on the same axis, so that concentricity during assembly can be well ensured; when the torque driving cylinder 1 is started, the torque driving cylinder 1 transmits torque to the first gear 21 connected with the lower part, the first gear 21 transmits torque to the second gear 22 meshed with each other, and the second gear 22 transmits torque to the connecting part 31 arranged below, so that the tightening device 3 arranged on the connecting part 31 is driven to rotate, the wrench 32 arranged on the tightening device 3 is driven to realize tightening action, and therefore the tightening of bolts or nuts is realized.

During operation, a bolt or a nut to be assembled is conveyed to the position right below the wrench 32, then the torque driving cylinder 1 is started, the torque driving cylinder 1 transmits torque to the first gear 21 connected with the lower portion, the first gear 21 transmits torque to the second gear 22 meshed with each other, the second gear 22 transmits torque to the connecting portion 31 arranged below, and then the wrench 32 on the tightening device 3 arranged on the connecting portion 31 is driven to achieve tightening action, so that bolt or nut tightening assembly is achieved.

Due to the adoption of the technical scheme, compared with the prior art, the utility model has the following advantages:

the outer surface of the connecting part 31 in the locking device is uniformly provided with a vertical rectangular surface, and the rectangular surface can better transmit torque to the lower tightening device 3; meanwhile, the circle centers of the connecting part 31, the tightening device 3 and the wrench 32 are on the same axis, so that concentricity during assembly can be well ensured; therefore, compared with the traditional manual assembly, the device can well ensure concentricity and higher working efficiency and better stability during assembly.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. A locking device, characterized in that: comprises a torque driving cylinder and a transmission case; the transmission case is horizontally arranged; the torque driving cylinder is vertically arranged above the transmission case; the torque driving cylinder is used for transmitting the torque required by the device; a first gear is arranged in the transmission case; the first gear is connected with the driving shaft end of the torque driving cylinder and can transmit torque generated by the torque driving cylinder; a second gear is also arranged in the transmission case; the second gear is meshed with the first gear; a connecting part is fixedly arranged below the second gear; the connecting part is sleeved with a tightening device; the outer surface of the connecting part is uniformly provided with a vertical rectangular surface, and the rectangular surface can transmit torque to a tightening device below.

2. The locking device of claim 1, wherein: the connecting part is cylindrical.

3. A locking device as claimed in claim 2, wherein: a wrench is fixedly arranged below the tightening device; the wrench is in a ring shape; the circle center of the connecting part, the circle center of the wrench and the circle center of the tightening device are on the same axis.