CN213569230U - Workpiece hoisting device - Google Patents
Workpiece hoisting device Download PDFInfo
- Publication number
- CN213569230U CN213569230U CN202021911067.8U CN202021911067U CN213569230U CN 213569230 U CN213569230 U CN 213569230U CN 202021911067 U CN202021911067 U CN 202021911067U CN 213569230 U CN213569230 U CN 213569230U
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- pipe body
- worm
- sleeve
- wall
- screw shaft
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Abstract
The utility model discloses a workpiece hoisting device, which comprises a pipe body with an upward opening and a sleeve pipe sleeved on the upper end of the pipe body; a bearing is fixedly arranged on the inner wall of the pipe body, a screw shaft is rotatably clamped in the bearing, a worm wheel is coaxially fixed at the lower end of the screw shaft, a worm is rotatably arranged on the pipe body, at least part of the worm extends into the pipe body and is meshed with the worm wheel, a screw nut is connected to the upper end of the screw shaft in a matched manner, and a connecting column is fixedly arranged at the top end of the screw nut; the lower end of the sleeve is movably sleeved on the outer wall of the pipe body, the upper end of the sleeve is fixedly provided with a sealing cover, and one end of the connecting column, which is far away from the screw nut, is abutted against the inner surface of the sealing cover; the outer wall of the pipe body is rotatably provided with a plurality of balls which are connected with the inner wall of the sleeve; the problems that the existing hoisting device is complex in height adjusting structure, high in manufacturing cost and complex in operation are solved.
Description
Technical Field
The utility model relates to a lift by crane the field, specifically, relate to a work piece hoisting accessory.
Background
During the process of processing and assembling workpieces, the workpieces are often required to be lifted and transported, and during the lifting and transporting process, the height adjusting problem of the lifting device is inevitably designed, and the existing lifting device is complex in height adjusting structure, high in manufacturing cost and extremely complex in operation.
Therefore, a simple structure is provided, convenient operation can adjust a work piece hoisting accessory of crane height according to the actual demand, is the utility model discloses the problem that needs solve urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a work piece hoisting accessory, this work piece hoisting accessory have solved current hoisting accessory altitude mixture control structure complicacy, and the cost is with high costs, the problem of operation complicacy.
In order to achieve the purpose, the utility model provides a workpiece lifting device, which comprises a pipe body with an upward opening and a sleeve pipe sleeved on the upper end of the pipe body; a bearing is fixedly arranged on the inner wall of the pipe body, a screw shaft is rotatably clamped in the bearing, a worm wheel is coaxially fixed at the lower end of the screw shaft, a worm is rotatably arranged on the pipe body, at least part of the worm extends into the pipe body and is meshed with the worm wheel, a screw nut is connected to the upper end of the screw shaft in a matched manner, and a connecting column is fixedly arranged at the top end of the screw nut;
the lower end of the sleeve is movably sleeved on the outer wall of the pipe body, the upper end of the sleeve is fixedly provided with a sealing cover, and one end of the connecting column, which is far away from the screw nut, is abutted against the inner surface of the sealing cover; a cross bar along the horizontal direction is further fixed at the top end of the sleeve, and a lifting hook is fixed on the cross bar through a rope;
the outer wall of the pipe body is rotatably provided with a plurality of balls, and at least part of the balls are connected with the inner wall of the sleeve;
the worm rotates to drive the worm wheel to rotate, and the rotation of the worm wheel drives the sleeve to move up and down through the screw shaft and the screw nut.
Preferably, one end of the worm extends at least partially outside the tube and is connected to a stem.
Preferably, a worm bearing is fixed on the inner wall of the sleeve, and one end of the worm, which is far away from the rotating handle, is rotatably arranged in the worm bearing.
Preferably, the top surface of the screw shaft is provided with a limiting piece.
Preferably, the bottom of the pipe body is fixedly provided with supporting legs.
Preferably, a rubber pad is fixed on the bottom surface of the supporting foot.
The utility model provides a workpiece lifting device, which comprises a pipe body with an upward opening and a sleeve pipe sleeved on the upper end of the pipe body; a bearing is fixedly arranged on the inner wall of the pipe body, a screw shaft is rotatably clamped in the bearing, a worm wheel is coaxially fixed at the lower end of the screw shaft, a worm is rotatably arranged on the pipe body, at least part of the worm extends into the pipe body and is meshed with the worm wheel, a screw nut is connected to the upper end of the screw shaft in a matched manner, and a connecting column is fixedly arranged at the top end of the screw nut; the lower end of the sleeve is movably sleeved on the outer wall of the pipe body, the upper end of the sleeve is fixedly provided with a sealing cover, and one end of the connecting column, which is far away from the screw nut, is abutted against the inner surface of the sealing cover; a cross bar along the horizontal direction is further fixed at the top end of the sleeve, and a lifting hook is fixed on the cross bar through a rope; the outer wall of the pipe body is rotatably provided with a plurality of balls, and at least part of the balls are connected with the inner wall of the sleeve; the worm rotates to drive the worm wheel to rotate, and the rotation of the worm wheel drives the sleeve to move up and down through the screw shaft and the screw nut; the utility model provides a work piece hoisting accessory has solved current hoisting accessory altitude mixture control structure complicacy, and the cost is with high costs, the problem of operation complicacy.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of an initial state of a workpiece lifting device provided by the present invention;
FIG. 2 is a schematic view of the upward adjustment state of the workpiece lifting device provided by the present invention;
FIG. 3 is a schematic view of the overall structure of the workpiece lifting device provided by the present invention;
fig. 4 is a schematic view of the worm gear of the workpiece hoisting device provided by the utility model.
Description of the reference numerals
1-pipe body 2-sleeve
3-cover 4-worm
5-rotating handle 6-worm wheel
7-screw shaft 8-bearing
9-connecting column and 10-limiting sheet
11-screw nut 12-supporting foot
13-worm bearing
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
As shown in fig. 1-4, a workpiece hoisting device comprises a pipe body 1 with an upward opening, and a sleeve 2 sleeved outside the upper end of the pipe body 1; a bearing 8 is fixedly arranged on the inner wall of the pipe body 1, a screw shaft 7 is rotatably clamped in the bearing 8, a worm wheel 6 is coaxially fixed at the lower end of the screw shaft 7, a worm 4 is rotatably arranged on the pipe body 1, at least part of the worm 4 extends into the pipe body 1 and is meshed with the worm wheel 6, a screw nut 11 is connected to the upper end of the screw shaft 7 in a matched manner, and a connecting column 9 is fixedly arranged at the top end of the screw nut 11; the lower end of the sleeve 2 is movably sleeved on the outer wall of the pipe body 1, the upper end of the sleeve is fixedly provided with a sealing cover 3, and one end of the connecting column 9, which is far away from the screw nut 11, is abutted against the inner surface of the sealing cover 3; a cross bar along the horizontal direction is further fixed at the top end of the sleeve 2, and a lifting hook is fixed on the cross bar through a rope; a plurality of balls are rotatably arranged on the outer wall of the pipe body 1, and at least part of the balls are connected with the inner wall of the sleeve 2; the worm 4 rotates to drive the worm wheel 6 to rotate, and the rotation of the worm wheel 6 drives the sleeve 2 to move up and down through the screw shaft 7 and the screw nut 11; in actual operation, when the sleeve 2 needs to be moved upwards (as shown in fig. 2), the worm 4 is rotated in a forward direction to drive the worm wheel 6 to rotate in a forward direction, the worm wheel 6 rotates to drive the screw shaft 7 coaxially connected with the worm wheel to rotate in a forward direction, so that the screw nut 11 matched with the upper end of the screw shaft 7 drives the connecting column 9 to move upwards, and the sealing cover 3 connected with the top end of the connecting column 9 drives the sleeve 2 sleeved on the outer wall of the pipe body 1 to move upwards; the utility model provides a work piece hoisting accessory has solved current hoisting accessory altitude mixture control structure complicacy, and the cost is with high costs, the problem of operation complicacy.
In a preferred embodiment of the present invention, in order to facilitate the operation, one end of the worm 4 extends at least partially to the outside of the pipe body 1 and is connected with a stem 5.
In a preferred embodiment of the present invention, in order to facilitate the rotation of the worm 4, a worm bearing 13 is fixed to the inner wall of the sleeve 1, and one end of the worm 4 away from the rotating handle 5 is rotatably disposed in the worm bearing 13.
In a preferred embodiment of the present invention, in order to limit the position of the screw nut 11 in practical operation, the top surface of the screw shaft 7 is provided with a limiting piece 10.
In a preferred embodiment of the present invention, in order to stabilize the pipe body 1, the bottom of the pipe body 1 is fixedly provided with a supporting leg 12.
In a preferred embodiment of the present invention, in order to achieve the anti-slip effect, a rubber pad is fixed to the bottom surface of the supporting leg 12.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (6)
1. The workpiece hoisting device is characterized by comprising a pipe body (1) with an upward opening and a sleeve (2) sleeved outside the upper end of the pipe body (1); a bearing (8) is fixedly arranged on the inner wall of the pipe body (1), a screw shaft (7) is rotatably clamped in the bearing (8), a worm wheel (6) is coaxially fixed at the lower end of the screw shaft (7), a worm (4) is rotatably arranged on the pipe body (1), at least part of the worm (4) extends into the pipe body (1) and is meshed with the worm wheel (6), a screw nut (11) is connected to the upper end of the screw shaft (7) in a matched manner, and a connecting column (9) is fixedly arranged at the top end of the screw nut (11);
the lower end of the sleeve (2) is movably sleeved on the outer wall of the tube body (1), the upper end of the sleeve is fixedly provided with a sealing cover (3), and one end of the connecting column (9) far away from the screw nut (11) is abutted against the inner surface of the sealing cover (3); a cross bar along the horizontal direction is further fixed at the top end of the sleeve (2), and a lifting hook is fixed on the cross bar through a rope;
the outer wall of the pipe body (1) is rotatably provided with a plurality of balls, and at least part of the balls are connected with the inner wall of the sleeve (2);
the worm (4) rotates to drive the worm wheel (6) to rotate, and the rotation of the worm wheel (6) drives the sleeve (2) to move up and down through the screw shaft (7) and the screw nut (11).
2. Workpiece hoisting device according to claim 1, characterized in that one end of the worm (4) extends at least partly outside the tube (1) and is connected to a stem (5).
3. Workpiece hoisting device according to claim 2, characterized in that a worm bearing (13) is fixed to the inner wall of the sleeve (2), and that the end of the worm (4) remote from the stem (5) is rotatably arranged in the worm bearing (13).
4. The workpiece hoisting device according to claim 1, wherein a stopper piece (10) is provided on an upper tip surface of the screw shaft (7).
5. The workpiece hoisting device according to claim 1, wherein a supporting foot (12) is fixedly arranged at the bottom of the pipe body (1).
6. Workpiece hoisting device according to claim 5, characterized in that a rubber pad is fixed to the bottom surface of the supporting foot (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021911067.8U CN213569230U (en) | 2020-09-04 | 2020-09-04 | Workpiece hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021911067.8U CN213569230U (en) | 2020-09-04 | 2020-09-04 | Workpiece hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213569230U true CN213569230U (en) | 2021-06-29 |
Family
ID=76569550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021911067.8U Active CN213569230U (en) | 2020-09-04 | 2020-09-04 | Workpiece hoisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213569230U (en) |
-
2020
- 2020-09-04 CN CN202021911067.8U patent/CN213569230U/en active Active
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| GR01 | Patent grant | ||
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