CN216352012U

CN216352012U - Mechanical hand wheel structure easy to assemble and disassemble

Info

Publication number: CN216352012U
Application number: CN202122891927.7U
Authority: CN
Inventors: 陈金海; 李金仁; 陈秋妹; 陈杨寿; 陈少妹
Original assignee: Foshan Nanhai Qibo Precision Hardware Products Co ltd
Current assignee: Foshan Nanhai Qibo Precision Hardware Products Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-19
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses an easily-disassembled and assembled mechanical hand wheel structure which comprises a hand wheel shaft and a hand wheel rotating ring, wherein one end of the hand wheel shaft is fixedly connected with a fixed round table, the central position of one end, away from the hand wheel shaft, of the fixed round table is fixedly connected with a hexagonal column, the inner side wall of the hand wheel rotating ring is fixedly connected with four supporting rods, the free ends of the four supporting rods are fixedly connected with a disc, a first hexagonal through hole is formed in the central position of the disc, and the first hexagonal through hole is sleeved on the hexagonal column. The hand wheel rotating ring is fixed by dismounting the large nut and the small nut, so that the hand wheel rotating ring is convenient to dismount and mount, and is beneficial to subsequent maintenance or replacement work, meanwhile, the disc on the hand wheel rotating ring is limited by the plurality of threaded columns and the hexagonal columns, and when the hand wheel rotating ring is rotated, the hand wheel shaft is driven to rotate by the plurality of threaded columns and the hexagonal columns under the action of the disc, so that the hand wheel rotating ring is more stable compared with a hand wheel mounted on a single shaft, the situation that the hand wheel and the shaft move relatively can not occur, and the stability of the hand wheel and the shaft is ensured under the condition of convenient dismounting.

Description

Mechanical hand wheel structure easy to assemble and disassemble

Technical Field

The utility model relates to the technical field of hand wheel equipment, in particular to a mechanical hand wheel structure easy to assemble and disassemble.

Background

Currently, a hand wheel structure is widely applied to various mechanical fields as a component of various machines, for example: machine tool equipment, printing machine, textile machinery, packaging machinery, medical instrument, petroleum petrochemical equipment, boiler pot lid accessory, agricultural machinery and so on, present hand wheel is connected with the most welded mode that uses of axle, the stability ability of connection has been guaranteed, but when this kind of hand wheel needs to be changed or maintained, need demolish the axle, it is more troublesome, the hand wheel structure of the dismouting of being convenient for has also appeared on the market at present, generally utilize the screw thread with hand wheel and axle threaded connection, most tip still can have clamping nut's design again, but this kind of hand wheel has following defect:

although the hand wheel is convenient to disassemble and assemble and convenient to maintain or replace, the tightness of the hand wheel and the shaft is difficult to ensure only by threaded connection, the threads at the positions of the hand wheel and the shaft are abraded after multiple uses, and then the hand wheel and the shaft slide relatively, so that the hand wheel is not beneficial to subsequent use and the service life is also influenced.

Therefore, an easily detachable mechanical hand wheel structure is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The present invention aims to provide an easily detachable manipulator wheel structure to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: an easily-disassembled and assembled mechanical hand wheel structure comprises a hand wheel shaft and a hand wheel rotating ring, wherein one end of the hand wheel shaft is fixedly connected with a fixed round table, a hexagonal column is fixedly connected to the center of one end, away from the hand wheel shaft, of the fixed round table, the inner side wall of the hand wheel rotating ring is fixedly connected with four supporting rods, and the free ends of the four supporting rods are fixedly connected with a disc;

the disc is characterized in that a first hexagonal through hole is formed in the center of the disc, the first hexagonal through hole is sleeved on the hexagonal column, a plurality of threaded columns are uniformly and fixedly connected to the outer side of the hexagonal column on one side of the fixed circular truncated cone, a plurality of first through holes are formed in the disc corresponding to the plurality of threaded columns respectively, and the plurality of threaded columns are inserted into the plurality of first through holes respectively.

Preferably, the end part of the hexagonal column is sleeved with a circular pressing plate, a second hexagonal through hole is formed in the center of the circular pressing plate, the second hexagonal through hole is sleeved on the outer side of the end part of the hexagonal column, and the disc is located between the fixed circular truncated cone and the circular pressing plate.

Preferably, the circular pressing plate is provided with a plurality of second through holes corresponding to the plurality of threaded columns respectively, the ends of the plurality of threaded columns penetrate through the second through holes and are in threaded connection with a plurality of small nuts respectively, the threaded columns are located in the first through holes and are fixedly sleeved with rubber ferrules, and the rubber ferrules are in interference fit with the first through holes.

Preferably, the end part of the hexagonal column is fixedly connected with a threaded head, the threaded head is in threaded connection with a large nut, and the end part of the large nut contacts the surface of the circular pressing plate.

Preferably, one side of the hand wheel swivel, which is far away from the hand wheel shaft, is fixedly connected with a handle shaft, a handle sleeve is rotatably sleeved on the handle shaft, and a rolling bearing is fixedly connected between the handle sleeve and the handle shaft.

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

the hand wheel rotating ring is fixed by dismounting the large nut and the small nut, so that the hand wheel rotating ring is convenient to dismount and mount, and is beneficial to subsequent maintenance or replacement work, meanwhile, the disc on the hand wheel rotating ring is limited by the plurality of threaded columns and the hexagonal columns, and when the hand wheel rotating ring is rotated, the hand wheel shaft is driven to rotate by the plurality of threaded columns and the hexagonal columns under the action of the disc, so that the hand wheel rotating ring is more stable compared with a hand wheel mounted on a single shaft, the situation that the hand wheel and the shaft move relatively can not occur, and the stability of the hand wheel and the shaft is ensured under the condition of convenient dismounting.

Drawings

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

FIG. 2 is a schematic diagram of an explosive structure according to the present invention;

FIG. 3 is an enlarged structural diagram of the cross-sectional structure of the present invention.

In the figure: 1. a hand wheel shaft; 2. rotating a hand wheel; 3. a circular pressing plate; 11. fixing the round table; 12. a hexagonal column; 13. a threaded post; 14. a screw head; 15. a rubber ferrule; 16. a large nut; 17. a small nut; 21. a strut; 22. a disc; 23. a first hexagonal through-hole; 24. a first through hole; 25. a handle shaft; 26. covering the handlebar; 27. a rolling bearing; 31. a second hexagonal through hole; 32. a second via.

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.

Example 1:

referring to fig. 1-3, the present invention provides a technical solution: an easily assembled and disassembled mechanical hand wheel structure comprises a hand wheel shaft 1 and a hand wheel rotating ring 2, wherein one end of the hand wheel shaft 1 is fixedly connected with a fixed circular truncated cone 11, the center position of one end, far away from the hand wheel shaft 1, of the fixed circular truncated cone 11 is fixedly connected with a hexagonal column 12, the inner side wall of the hand wheel rotating ring 2 is fixedly connected with four supporting rods 21, and the free ends of the four supporting rods 21 are fixedly connected with a disc 22;

disc 22 central point puts and sets up first hexagon through-hole 23, first hexagon through-hole 23 cup joints on hexagon post 12, fixed round platform 11 one side is located the even rigid coupling of hexagon post 12 outside position a plurality of screw post 13, disc 22 corresponds a plurality of screw post 13 positions and sets up a plurality of first through-holes 24 respectively, a plurality of screw post 13 are pegged graft respectively in a plurality of first through-holes 24, when the installation, cup joint disc 22 on the hand wheel change 2 on hexagon post 12, and make a plurality of first through-holes 24 on disc 22 cup joint on the rubber sleeve ring 15 on screw post 13.

Example 2:

referring to fig. 2-3, the end of the hexagonal column 12 is sleeved with the circular pressing plate 3, the center of the circular pressing plate 3 is provided with a second hexagonal through hole 31, the second hexagonal through hole 31 is sleeved outside the end of the hexagonal column 12, and the disc 22 is located between the fixed circular truncated cone 11 and the circular pressing plate 3.

Referring to fig. 2, a plurality of second through holes 32 are respectively formed in the circular pressing plate 3 corresponding to the plurality of threaded columns 13, the end portions of the plurality of threaded columns 13 penetrate through the second through holes 32 and are respectively in threaded connection with the plurality of small nuts 17, the threaded columns 13 are fixedly sleeved with the rubber ferrule 15 in the first through holes 24, the rubber ferrule 15 is in interference fit with the first through holes 24, then the circular pressing plate 3 is sleeved on the outer side of the disc 22, and the second hexagonal through holes 31 on the circular pressing plate 3 are inserted into the hexagonal columns 12, so that the threaded columns 13 penetrate through the second through holes 32 on the circular pressing plate 3.

Referring to fig. 2, the end of the hexagonal column 12 is fixedly connected with a screw head 14, the screw head 14 is in threaded connection with a large nut 16, the end of the large nut 16 contacts the surface of the circular pressing plate 3, then a plurality of small nuts 17 are in threaded connection with the end of the plurality of screw columns 13, and the large nut 16 is in threaded connection with the screw head 14, so that the installation can be completed, when the corresponding maintenance or replacement needs to be dismantled, only the small nuts 17 and the large nuts 16 need to be dismantled, and then the circular pressing plate 3 and the disc 22 are taken down, so that the disassembly and the assembly are very convenient.

Referring to fig. 3, one side of the hand wheel swivel 2 away from the hand wheel shaft 1 is fixedly connected with a handle shaft 25, the handle shaft 25 is rotatably sleeved with a handle sleeve 26, and a rolling bearing 27 is fixedly connected between the handle sleeve 26 and the handle shaft 25.

Example 3:

when the utility model is installed, the disc 22 on the hand wheel rotating ring 2 is sleeved on the hexagonal column 12, the plurality of first through holes 24 on the disc 22 are sleeved on the rubber ferrule 15 on the threaded column 13, then the circular pressing plate 3 is sleeved on the outer side of the disc 22, and the second hexagonal through holes 31 on the circular pressing plate 3 are inserted on the hexagonal column 12, so that the threaded column 13 passes through the second through holes 32 on the circular pressing plate 3, then the plurality of small nuts 17 are in threaded connection with the end parts of the plurality of threaded columns 13, and the large nut 16 is in threaded connection with the threaded head 14, thus the installation can be completed, when the corresponding maintenance or replacement is needed, only the small nut 17 and the large nut 16 need to be dismounted, then the circular pressing plate 3 and the disc 22 can be dismounted, the dismounting and the mounting are very convenient, the utility model is fixed by dismounting and mounting the large nut 16 and the small nut 17, the dismounting and the mounting are convenient, and the subsequent maintenance or replacement work is facilitated, simultaneously carry on spacingly through a plurality of screw thread posts 13 and hexagon post 12 to the disc 22 on the hand wheel change 2, when rotating the hand wheel change 2, a plurality of screw thread posts 13 and hexagon post 12 can drive hand wheel axle 1 under the effect of disc 22 and rotate, and the hand wheel of contrast unipolar installation is more stable, the condition that relative movement appears between hand wheel and the axle can not appear, has ensured the stability ability of hand wheel and hub connection under the convenient circumstances of dismantling.

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 an easy dismouting machinery hand wheel structure, includes hand wheel axle (1) and hand wheel change (2), its characterized in that:

one end of the hand wheel shaft (1) is fixedly connected with a fixed round table (11), the center of one end, far away from the hand wheel shaft (1), of the fixed round table (11) is fixedly connected with a hexagonal column (12), the inner side wall of the hand wheel rotating ring (2) is fixedly connected with four supporting rods (21), and the free ends of the four supporting rods (21) are fixedly connected with a disc (22);

disc (22) central point puts and sets up first hexagon through-hole (23), first hexagon through-hole (23) cup joint on hexagon post (12), fixed round platform (11) one side is located even rigid coupling of hexagon post (12) outside position a plurality of screw thread post (13), disc (22) correspond a plurality of screw thread post (13) position and set up a plurality of first through-holes (24) respectively, and is a plurality of screw thread post (13) are pegged graft respectively in a plurality of first through-holes (24).

2. The easy-to-disassemble and assemble mechanical hand wheel structure of claim 1, wherein: the end part of the hexagonal column (12) is sleeved with the circular pressing plate (3), a second hexagonal through hole (31) is formed in the center position of the circular pressing plate (3), the second hexagonal through hole (31) is sleeved on the outer side of the end part of the hexagonal column (12), and the disc (22) is located between the fixed circular truncated cone (11) and the circular pressing plate (3).

3. The easy-to-disassemble and assemble mechanical hand wheel structure of claim 2, wherein: a plurality of second through holes (32) are respectively formed in the positions, corresponding to the plurality of threaded columns (13), of the circular pressing plate (3), the end portions of the plurality of threaded columns (13) penetrate through the second through holes (32) and are respectively in threaded connection with a plurality of small nuts (17), the threaded columns (13) are fixedly sleeved with rubber ferrules (15) in the first through holes (24), and the rubber ferrules (15) are in interference fit with the first through holes (24).

4. The easy-to-disassemble and assemble mechanical hand wheel structure of claim 2, wherein: the end part of the hexagonal column (12) is fixedly connected with a threaded head (14), the threaded head (14) is in threaded connection with a large nut (16), and the end part of the large nut (16) is in contact with the surface of the circular pressing plate (3).

5. The easy-to-disassemble and assemble mechanical hand wheel structure of claim 1, wherein: the handle rotating ring (2) is fixedly connected with a handle shaft (25) at one side far away from the handle shaft (1), a handle sleeve (26) is rotatably sleeved on the handle shaft (25), and a rolling bearing (27) is fixedly connected between the handle sleeve (26) and the handle shaft (25).