CN218926861U

CN218926861U - Screw locking device

Info

Publication number: CN218926861U
Application number: CN202320203590.2U
Authority: CN
Inventors: 陈俊华
Original assignee: Heku Automation Technology Shanghai Co ltd
Current assignee: Heku Automation Technology Shanghai Co ltd
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-04-28
Anticipated expiration: 2033-02-13

Abstract

The embodiment of the utility model discloses a screw locking device which comprises a batch head mounting seat, a fixing seat, a sleeve, steel balls, springs and spring retainer rings, wherein the fixing seat is arranged on the batch head mounting seat, the sleeve is arranged between the batch head mounting seat and the fixing seat, the springs are arranged between the batch head mounting seat and the sleeve, the springs are sleeved on the batch head mounting seat, the spring retainer rings are arranged at the tail ends of the batch head mounting seat, the batch head mounting seat is provided with the steel ball placing grooves, the steel balls are attached to the sleeve, and the steel balls are positioned in the steel ball placing grooves. The utility model can rapidly adjust the screw on the assembly line, has simple structure and greatly reduces the debugging cost.

Description

Screw locking device

Technical Field

The utility model relates to the technical field of assembly lines, in particular to a screw locking device.

Background

In assembly production lines of automobiles, new energy sources, white household appliances, electronic communication and the like, a gun is basically required to be screwed to screw bolts or screws, debugging is required after the assembly line is installed, debugging work is completed by equipment manufacturers, the traditional screwing gun costs tens of thousands of yuan, when in debugging, a user only needs to clamp a head, other functions of the screwing gun are not required, and for the equipment manufacturers, the cost for debugging by using the screwing gun is high.

Disclosure of Invention

The utility model provides a screw locking device which can rapidly adjust screws on an assembly line and has the advantages of simple structure and low cost.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a screw locking device, including criticizing first mount pad, fixing base, sleeve, steel ball, spring and circlip, the fixing base is installed on criticizing first mount pad, the sleeve setting is between criticizing first mount pad and fixing base, is equipped with the spring between first mount pad and the sleeve, the spring housing is criticizing first mount pad, criticizing the end of first mount pad and being equipped with circlip, criticizing and being equipped with the steel ball standing groove on the first mount pad, the steel ball is laminated with the sleeve, the steel ball is located the steel ball standing groove.

Preferably, the head mounting seat comprises a mounting part, a fixing seat clamping part and a head mounting part, wherein the fixing seat clamping part is arranged in the middle of the mounting part, the head mounting part is arranged in the middle of the fixing seat clamping part, the outer ring of the mounting part is provided with a plurality of screw mounting holes, the head mounting part is of a hollow structure, a connecting groove is formed at the joint of the top of the fixing seat clamping part and the hollow part of the head mounting part, and a plurality of steel ball placing grooves are formed in the head mounting part.

Preferably, the fixing seat comprises a connecting part and a limiting part, the connecting part is sleeved on the mounting part, the limiting part is positioned at the outer side of the cape head mounting part, and the sleeve is positioned between the limiting part and the cape head mounting part.

Preferably, the distance between the tail end of the limiting part and the tail end of the cape head mounting part is smaller than the distance between the steel ball placing groove and the tail end of the cape head mounting part.

Preferably, the inner wall of the sleeve is provided with a projection, and the spring is arranged between the spring collar and the projection.

Preferably, the tail end of the cape head mounting part is provided with a spring retainer ring mounting groove, the spring retainer ring is mounted at the spring retainer ring mounting groove, and the outer diameter of the spring retainer ring is smaller than the inner wall of the sleeve.

Preferably, the connecting portion is provided with a plurality of straight grooves.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the screwdriver head mounting seat, the fixing seat and the sleeve are designed, the steel balls are pushed by the sleeve to lock and unlock, the whole structure is simple and compact, the screwdriver head mounting seat is suitable for debugging of a production line, and the cost is greatly reduced.

Drawings

FIG. 1 is a schematic representation of an embodiment of the present utility model.

Fig. 2 is a front view of an embodiment of the present utility model.

Fig. 3 is a cross-sectional view A-A of fig. 2.

FIG. 4 is a cross-sectional view of a batch head mount according to an embodiment of the present utility model.

Fig. 5 is a cross-sectional view of a holder according to an embodiment of the present utility model.

Fig. 6 is a cross-sectional view of a sleeve according to an embodiment of the present utility model.

FIG. 7 is a schematic diagram of the use of an embodiment of the present utility model.

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 the figure, the embodiment of the utility model discloses a screw tightening device, which comprises a screwdriver head mounting seat 1, a fixing seat 2, a sleeve 3, steel balls 4, a spring 5 and a spring retainer 6, wherein the fixing seat 2 is arranged on the screwdriver head mounting seat 1, the sleeve 3 is arranged between the screwdriver head mounting seat 1 and the fixing seat 2, the spring 5 is arranged between the screwdriver head mounting seat 1 and the sleeve 3, the spring 5 is sleeved on the screwdriver head mounting seat 1, the spring retainer 6 is arranged at the tail end of the screwdriver head mounting seat 1, a steel ball placing groove 11 is arranged on the screwdriver head mounting seat 1, the steel balls 4 are attached to the sleeve 3, and the steel balls 4 are positioned in the steel ball placing groove 11. One end of the cape head 7 is clamped in the screwdriver head mounting seat 1 and locked by the steel ball 4.

In an embodiment of the present utility model, the screwdriver head mounting seat 1 includes a mounting portion 12, a fixing seat clamping portion 13 and a screwdriver head mounting portion 14, the fixing seat clamping portion 13 is disposed in the middle of the mounting portion 12, the screwdriver head mounting portion 14 is disposed in the middle of the fixing seat clamping portion 13, a plurality of screw mounting holes 15 are disposed on an outer ring of the mounting portion 12, the screwdriver head mounting portion 12 is of a hollow structure, a connecting groove 16 is disposed at a connection portion between a top of the fixing seat clamping portion 13 and a hollow portion of the screwdriver head mounting portion 14, and the screwdriver head mounting portion 14 is provided with a plurality of steel ball placement grooves 11. The steel balls 4 realize locking and unlocking of the cape head through entering and exiting the steel ball placing groove 11, and realize locking and releasing of the screw.

In an embodiment of the present utility model, the fixing base 2 includes a connecting portion 21 and a limiting portion 22, the connecting portion 21 is sleeved on the mounting portion 12, the limiting portion 22 is located at the outer side of the cape head mounting portion 14, and the sleeve 3 is located between the limiting portion 22 and the cape head mounting portion 14.

In an embodiment of the present utility model, the distance between the end of the limiting portion 22 and the end of the cape head mounting portion 14 is smaller than the distance between the steel ball placement groove 11 and the end of the cape head mounting portion 14.

In an embodiment of the utility model, the inner wall of the sleeve 3 is provided with a projection 31, and the spring 5 is arranged between the spring collar 6 and the projection 31. The bump 31 pushes the steel ball to move.

In an embodiment of the present utility model, the end of the cape head mounting part 14 is provided with a spring collar mounting groove, the spring collar 6 is mounted at the spring collar mounting groove, and the outer diameter of the spring collar 6 is smaller than the inner wall of the sleeve 3. So that the circlip 6 does not affect the movement of the sleeve 3.

In an embodiment of the present utility model, the connecting portion 21 is provided with a plurality of straight grooves 211. The straight groove 211 is convenient to operate and install.

The utility model has two gears, namely a locking position and an unlocking position. The sleeve 3 is held manually and pulled outwards, i.e. in the direction of the spring collar 6, the sleeve 3 no longer locks the steel balls 4, and the utility model is in the unlocking position.

Then the connecting rod of the screwdriver head 7 is inserted into the screwdriver head mounting seat 1, the sleeve 3 is loosened, the screwdriver head mounting seat 1 and the fixing seat 2 are fixed together through the screw 8, the spring 5 is compressed by the spring retainer 6, the sleeve 3 is pressed by the spring 5 to press the steel balls 4, and the steel balls 4 enter the groove, so that the screwdriver is in a locking position.

The foregoing is merely illustrative and explanatory of the utility model, as it is well within the scope of the utility model, as it is intended to provide those skilled in the art with various modifications, additions and substitutions to the specific embodiments disclosed and those skilled in the art without departing from the scope of the utility model as disclosed in the accompanying claims.

Claims

1. A screw locking device, characterized in that: including criticizing first mount pad, fixing base, sleeve, steel ball, spring and circlip, the fixing base is installed on criticizing first mount pad, and the sleeve setting is equipped with the spring between criticizing first mount pad and the fixing base between first mount pad and the sleeve, and the spring housing is criticizing on first mount pad, criticizes the end of first mount pad and is equipped with the circlip, criticizes to be equipped with the steel ball standing groove on the first mount pad, and the steel ball is laminated with the sleeve, and the steel ball is located the steel ball standing groove.

2. A screw locking device according to claim 1, wherein: the screwdriver head mounting seat comprises a mounting portion, a fixing seat clamping portion and a screwdriver head mounting portion, wherein the fixing seat clamping portion is arranged in the middle of the mounting portion, the screwdriver head mounting portion is arranged in the middle of the fixing seat clamping portion, the outer ring of the mounting portion is provided with a plurality of screw mounting holes, the screwdriver head mounting portion is of a hollow structure, a connecting groove is formed in the joint of the top of the fixing seat clamping portion and the hollow portion of the screwdriver head mounting portion, and a plurality of steel ball placing grooves are formed in the screwdriver head mounting portion.

3. A screw locking device according to claim 2, wherein: the fixing seat comprises a connecting part and a limiting part, the connecting part is sleeved on the mounting part, the limiting part is positioned at the outer side of the cape head mounting part, and the sleeve is positioned between the limiting part and the cape head mounting part.

4. A screw locking device according to claim 3, wherein: the spacing between the tail end of the limiting part and the tail end of the cape head mounting part is smaller than the spacing between the steel ball placing groove and the tail end of the cape head mounting part.

5. A screw locking device according to claim 2, wherein: the inner wall of the sleeve is provided with a convex block, and the spring is arranged between the spring retainer ring and the convex block.

6. A screw locking device according to claim 5, wherein: the end of the cape head installation part is provided with a spring retainer ring installation groove, the spring retainer ring is installed at the spring retainer ring installation groove, and the outer diameter of the spring retainer ring is smaller than the inner wall of the sleeve.

7. A screw locking device according to claim 3, wherein: the connecting part is provided with a plurality of straight grooves.