CN212601630U

CN212601630U - Rigid wheel driving key screw dismounting device

Info

Publication number: CN212601630U
Application number: CN202020848937.5U
Authority: CN
Inventors: 邱敏; 王湄; 高雅儒
Original assignee: Shanghai Kaiben Aviation Technology Co ltd
Current assignee: Shanghai Kaiben Aviation Technology Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-02-26
Anticipated expiration: 2030-05-19

Abstract

The utility model relates to a rigidity formula wheel drive key screw dismounting device belongs to hand tool technical field, including the axle journal fixing base, the axle journal fixing base cooperatees with the wheel axle journal, the axle journal fixing base is kept away from wheel axle journal one end fixed mounting and is had the screw socket plug, install the screw rod rather than threaded connection in the screw socket plug, the screw rod is kept away from screw socket plug one end fixed mounting and is had the drive seat, the drive seat is kept away from screw rod one end fixed mounting and is had the screwdriver head with drive key screw matched with; the utility model utilizes the thread mechanism to ensure that the screwdriver head is not withdrawn from the screw due to torsion in the dismounting process, and does not need manpower to keep the lamination, thereby greatly lightening the labor; when the driving seat is rotated, the screw rod is driven to rotate, so that the screw has a space to be screwed out of the airplane wheel, the disassembling action is reduced, and the operation of personnel is facilitated; the screwdriver head can be replaced by adopting standardized commodities, so that the use cost is reduced.

Description

Rigid wheel driving key screw dismounting device

Technical Field

The utility model relates to a hand tool technical field specifically is a rigidity formula wheel drive key screw dismounting device.

Background

Currently, a universal tool is used for disassembling the wheel drive key screw. Because the number of the screws on each airplane wheel is up to 18, the construction space is limited, the screws are made of hard materials, and pressure must be applied to fit the screws because the tail parts of the screws are in a staggered cross configuration during disassembly. The above factors cause difficulty in disassembly, damage to tools and high labor intensity.

Disclosure of Invention

An object of the utility model is to provide a rigidity formula wheel drive key screw dismounting device 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:

the utility model provides a rigidity formula wheel drive key screw dismounting device, includes the axle journal fixing base, the axle journal fixing base cooperatees with the wheel axle journal, the axle journal fixing base is kept away from wheel axle journal one end fixed mounting and is had the screw sleeve stopper, install the screw rod rather than threaded connection in the screw sleeve stopper, the screw rod is kept away from screw sleeve stopper one end and is installed the drive seat, the drive seat is kept away from screw rod one end fixed mounting and is had the head with drive key screw matched with soon.

As a further technical solution of the present invention: the improved structure of the bearing comprises a shaft neck fixing seat, a screw sleeve plug, a long pin and a shaft neck fixing seat, wherein a sliding groove is formed in the shaft neck fixing seat, the screw sleeve plug is arranged in the sliding groove and is in sliding connection with the sliding groove, the screw sleeve plug is fixedly connected with the shaft neck fixing seat through the long pin, a first pin hole matched with the long pin is formed in the side face of the screw sleeve plug, and a second pin hole matched with the long pin is formed in the shaft neck.

As a further technical solution of the present invention: and a thread groove matched with the screw rod is formed in the screw sleeve plug.

As the utility model discloses a further technical scheme again: the driving seat is sleeved outside the screw rod and is in sliding connection with the screw rod, and the driving seat is fixedly connected with the screw rod and the screwdriver head through a short pin.

As the utility model discloses a further technical scheme again: and third pin holes matched with the short pins are formed in the screw rod, the driving seat and the screwdriver head.

Compared with the prior art, the beneficial effects of the utility model are that: the screw thread mechanism is used for ensuring that the screwdriver head is not withdrawn from the screw due to torsion in the dismounting process, and the manual gluing is not needed, so that the labor is greatly reduced; when the driving seat is rotated, the screw rod is driven to rotate, so that the screw has a space to be screwed out of the airplane wheel, the disassembling action is reduced, and the operation of personnel is facilitated; the screwdriver head can be replaced by adopting standardized commodities, so that the use cost is reduced.

Drawings

FIG. 1 is a schematic structural diagram of a screw dismounting device for a rigid wheel drive key;

FIG. 2 is a front view of the rigid wheel drive key screw release;

fig. 3 is a top view of the rigid wheel drive key screw removal device.

In the figure: 1-journal fixing seat, 2-screw sleeve plug, 3-screw rod, 4-driving seat, 5-screwdriver head, 6-short pin, 7-long pin, 8-first pin hole, 9-thread groove, 10-second pin hole and 11-third pin hole.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

The rigid wheel drive key screw dismounting device shown in fig. 1, 2 and 3 comprises a journal fixing seat 1, the axle journal fixing seat 1 is matched with the axle journal of the airplane wheel, one end of the axle journal fixing seat 1, which is far away from the axle journal of the airplane wheel, is fixedly provided with a screw sleeve plug 2, a sliding groove is arranged in the shaft neck fixing seat 1, the screw sleeve plug 2 is arranged in the sliding groove and is connected with the sliding groove in a sliding way, the screw sleeve plug 2 is fixedly connected with the shaft neck fixing seat 1 through a long pin 7, a first pin hole 8 matched with the long pin 7 is arranged on the side surface of the screw sleeve plug 2, a second pin hole 10 matched with the long pin is arranged on the shaft neck fixing seat 1, namely, the screw sleeve plug 2 is a detachable structure, when in installation, the screw sleeve plug 2 is firstly inserted into the sliding chute, the first pin hole 8 and the second pin hole 10 are aligned, and then the long pin 7 is inserted to fixedly install the screw sleeve plug 2 on the shaft neck fixing seat 1; the screw sleeve plug 2 is internally provided with a screw rod 3 in threaded connection with the screw sleeve plug 2, and specifically, the screw sleeve plug 2 is internally provided with a thread groove 9 matched with the screw rod 3, namely, the screw rod 3 can rotate in the thread groove 9, so that the length of the screw rod 3 extending out of the screw sleeve plug 2 is adjusted; the utility model discloses a driving device, including screw rod 3, driving seat 4, shaft neck fixing base 1, wheel axle neck, recess, screw head, screw rod 3, screw sleeve plug 2, driving seat 4 keeps away from 3 one end fixed mounting of screw rod and has the head of the utensil 5 soon with driving key screw matched with, and the during operation is laminated with wheel axle neck fixing base 1 earlier promptly, then will revolve the head of the utensil 5 recess that inserts the screw, rotates screw rod 3 and makes its outside one end offset with driving seat 4, rotates driving seat 4 again, loosens the screw through the head of the utensil 5 soon, and driving seat 4 drives screw rod 3 through frictional force this.

Example 2

This embodiment is further optimized on embodiment 1's basis, for the head of the utensil 5 soon of conveniently changing the different grade type to adopt standardized commodity to reduce the cost, drive 4 covers of seat and establish screw rod 3 outside and rather than sliding connection, drive seat 4 through short round pin 6 and screw rod 3 with utensil head 5 fixed connection soon, fix screw rod 3 and utensil head 5 soon in driving seat 4 through short round pin 6 promptly, for making things convenient for short round pin 6 to install, all seted up on screw rod 3, drive seat 4 and the utensil head 5 soon with short round pin 6 matched with third pinhole 11.

The working principle is as follows: firstly, screwing all the screw rods 3 into the screw sleeve plug 2, then installing the driving seat 4 and the screwdriver head 5, putting the whole device between the airplane wheel shaft neck and the driving key, attaching the shaft neck fixing seat 1 and the airplane wheel shaft neck, screwing out the screw rods 3, aligning the screwdriver head 5 with the screws, and enabling the tip parts of the screwdriver head 5 to be inserted into grooves at the tail parts of the screws; the screw rod 3 is continuously screwed out until the whole device can be kept fixed by the tension of the screw rod 3; the driving seat 4 is rotated to drive the screwdriver head 5 and the screw rod 3 to rotate together, and the screw is screwed out of the machine wheel under the rotation of external force to complete the disassembly task.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a rigidity formula wheel drive key screw dismounting device, includes axle journal fixing base (1), its characterized in that: journal fixing base (1) cooperatees with the wheel axle journal, wheel axle journal one end fixed mounting is kept away from in journal fixing base (1) has screw sleeve stopper (2), install screw rod (3) rather than threaded connection in screw sleeve stopper (2), screw rod (3) are kept away from screw sleeve stopper (2) one end and are installed drive seat (4), drive seat (4) are kept away from screw rod (3) one end fixed mounting have with drive key screw matched with spiral utensil head (5).

2. The rigid wheel drive key screw take-off of claim 1, wherein: the novel bearing is characterized in that a sliding groove is formed in the journal fixing seat (1), the screw sleeve plug (2) is arranged in the sliding groove and is in sliding connection with the sliding groove, the screw sleeve plug (2) is fixedly connected with the journal fixing seat (1) through the long pin (7), a first pin hole (8) matched with the long pin (7) is formed in the side face of the screw sleeve plug (2), and a second pin hole (10) matched with the long pin is formed in the journal fixing seat (1).

3. A rigid wheel drive key screw take-off device as claimed in claim 1 or 2 wherein: and a thread groove (9) matched with the screw rod (3) is formed in the screw sleeve plug (2).

4. The rigid wheel drive key screw take-off of claim 1, wherein: the driving seat (4) is sleeved outside the screw rod (3) and is in sliding connection with the screw rod, and the driving seat (4) is fixedly connected with the screw rod (3) and the screwdriver head (5) through a short pin (6).

5. The rigid wheel drive key screw take-off of claim 4, wherein: and third pin holes (11) matched with the short pins (6) are formed in the screw rod (3), the driving seat (4) and the screwdriver head (5).