CN210127021U - Hollow shaft turnover device - Google Patents
Hollow shaft turnover device Download PDFInfo
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- CN210127021U CN210127021U CN201920539094.8U CN201920539094U CN210127021U CN 210127021 U CN210127021 U CN 210127021U CN 201920539094 U CN201920539094 U CN 201920539094U CN 210127021 U CN210127021 U CN 210127021U
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- hollow shaft
- clamping
- turnover device
- hoisting
- clamping plate
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Abstract
The utility model belongs to the technical field of motor shaft assembly, in particular to a turning-over device for a hollow shaft, which comprises a clamping device, wherein the clamping device comprises two clamping rings which are symmetrically arranged, and the two clamping rings are connected with a nut through a connecting screw rod; a clamping plate is fixedly arranged in the middle of the upper surface of the clamping ring, clamping lugs are arranged on the upper surface of the clamping plate, and cushions are arranged on the clamping lugs, the clamping plate and the contact surface of the hollow shaft; the middle position department of clamp ring outer terminal surface installs the hoisting post, and the hoisting post is provided with the mounting hole, and universal eyebolt passes through mounting hole and hoisting post fixed connection, and universal eyebolt is connected with lifting rope shackle subassembly. Through the design that increases hollow shaft clamping device, can press from both sides the hollow shaft tightly when standing up, simultaneously under the cooperation of lifting rope shackle subassembly, universal eyebolt and hoisting post, realize standing up of hollow shaft, eliminated the aggravation wearing and tearing phenomenon of hollow shaft stand up in-process lifting rope.
Description
Technical Field
The utility model belongs to the technical field of the motor shaft assembly, a turning device is related to, concretely relates to hollow shaft turning device.
Background
The shaft of a certain type of motor is of a hollow horn-shaped structure, the hollow shaft is placed with a small opening facing upwards in the storage or use state, and two sets of bearings are arranged at two ends of the outer surface of the hollow shaft. During assembly, the two sets of bearings are respectively sleeved from the two ends of the hollow shaft, so that the hollow shaft needs to be turned over twice during operation to complete the assembly task, namely, the hollow shaft is turned over from the small opening to the large opening upwards, and then turned over from the large opening to the small opening upwards after the operation is completed.
In the conventional operation mode, a lifting rope penetrates through a hollow shaft, referring to fig. 1, the hollow shaft (including an assembled bearing) is lifted off the ground by a lifting device, and an operator pushes the hollow shaft to slide along the axial direction of the lifting rope until the hollow shaft is turned over to be close to 180 degrees, and then the hollow shaft falls to the ground to complete the turning-over action.
The disadvantages of this operation are: the lifting rope and the inner wall of the hollow shaft have a certain friction phenomenon in the turning process of the hollow shaft, so that the abrasion of the lifting rope is aggravated, and the anticorrosive coating of the hollow shaft has a damaged risk; in addition, the hollow shaft has the hidden trouble of collision injury.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a hollow shaft turning device for eliminate the hollow shaft and stand up the in-process lifting rope aggravation wearing and tearing phenomenon, the destroyed risk of hollow shaft anticorrosive coating and the hidden danger that the bearing collided with the wound.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a hollow shaft turnover device comprises a clamping device, wherein the clamping device comprises two clamping rings which are symmetrically arranged, and the two clamping rings are connected with a nut through a connecting screw rod; a clamping plate is fixedly arranged in the middle of the upper surface of the clamping ring, a clamping lug is arranged on the upper surface of the clamping plate, and a cushion is arranged on the contact surface of the clamping lug or the clamping plate and the hollow shaft; the hoisting post is installed in the middle of the outer end face of the clamping ring, the hoisting post is provided with a mounting hole, the universal lifting bolt is fixedly connected with the hoisting post through the mounting hole, and the universal lifting bolt is connected with the lifting rope shackle component.
Furthermore, the clamping lugs are of an L-shaped structure, the head portions of the clamping lugs are used for clamping the end face of the hollow shaft, and the cushion is located on the contact surface of the head portions of the clamping lugs and the end face of the hollow shaft, so that the clamping lugs are prevented from damaging the anticorrosive coating of the hollow shaft.
Furthermore, the clamping lugs are arranged in the middle of the outer edge of the upper end face of the clamping plate and matched with the clamping plate to clamp the hollow shaft.
Furthermore, lightening holes are symmetrically formed in two sides of the clamping plate.
Furthermore, the contact surface of the clamping plate and the hollow shaft is a conical surface, so that the clamping plate and the hollow shaft are well attached; the pad is located on the conical surface to prevent the clamping plate from damaging the anticorrosive coating of the hollow shaft.
Furthermore, the clamping rings are in a C-shaped structure, two ends of each clamping ring are provided with connecting planes, connecting holes are formed in the connecting planes, the two clamping rings are fixedly connected through the connecting holes by the connecting screw rods and the nuts, a certain distance is reserved between the two clamping rings, and the hollow shaft is clamped through the connecting screw rods.
Furthermore, the hoisting column is a cylindrical body.
Furthermore, the mounting hole is a threaded hole, and the threaded hole is located at the axis of the hoisting column and is conveniently connected with the universal lifting bolt.
Furthermore, universal eyebolt still includes the hangers, the hangers can carry out 360 rotations around universal eyebolt, the hangers is connected with lifting rope shackle subassembly.
Further, the hardness of the cushion is less than that of the hollow shaft, the material of the cushion can be a metal material or a non-metal material, and the cushion has good connection performance with the clamping lugs or the clamping plates.
Furthermore, the connecting screw has a certain length allowance and is used for adjusting the installation of the hollow shaft turnover device.
Furthermore, the weight of the lifting rope shackle assembly is larger than that of the hollow shaft, and the length of the lifting rope shackle assembly meets the requirement that after the hollow shaft is lifted, the two lifting ropes do not interfere with the hollow shaft or other parts mentioned by the hollow shaft turnover device in a natural state.
Furthermore, the axis of the hoisting column coincides with the mass center of the hollow shaft, so that the turning of the hollow shaft is facilitated.
Compared with the prior art, the utility model provides a technical scheme includes following beneficial effect: the design of the cushion is added at the contact surfaces of the clamping lugs, the clamping plates and the hollow shaft, so that the risk of damaging an anticorrosive coating of the hollow shaft and the hidden danger of collision damage of the hollow shaft can be eliminated; through the design that increases hollow shaft clamping device, can press from both sides the hollow shaft tightly when standing up, simultaneously under the mating action of lifting rope shackle subassembly, universal eyebolt and hoisting post, can realize standing up of hollow shaft, eliminated the hollow shaft and stood up the aggravation wearing and tearing phenomenon of in-process lifting rope, and simple structure, convenient operation.
Drawings
The accompanying drawings, which 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.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
FIG. 1 is a schematic view of a turning-over mode of a conventional hollow shaft;
fig. 2 is a shaft measuring and indicating view of the hollow shaft turning-over device provided by the utility model;
fig. 3 is a schematic cross-sectional view of the hollow shaft turning-over device provided by the present invention;
fig. 4 is a schematic view of the turning-over process of the hollow shaft turning-over device provided by the utility model.
Wherein: 1 is a clamping lug; 2 is a clamping plate; 3 is a clamping ring; 4 is a hoisting column; 5 is a universal lifting ring screw; 6 is a lifting rope shackle component; 7 is a connecting screw rod; 8 is a nut; 9 is a cushion; 10 is a mounting hole; a lightening hole 11; 12 is a connecting hole; 13 is a hollow shaft; and 14 is a lifting rope.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the following claims.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments.
Examples
Referring to fig. 2-4, the utility model provides a hollow shaft turning-over device, which comprises a clamping device, wherein the clamping device comprises two clamping rings 3 which are symmetrically arranged, and the two clamping rings 3 are connected with a nut 8 through a connecting screw rod 7; a clamping plate 2 is fixedly arranged in the middle of the upper surface of the clamping ring 3, a clamping lug 1 is arranged on the upper surface of the clamping plate 2, and cushions 9 are arranged on the contact surfaces of the clamping lug 1, the clamping plate 2 and the hollow shaft; the middle position department of the outer terminal surface of clamp ring 3 installs hoisting post 4, and hoisting post 4 is provided with mounting hole 10, and universal eyebolt 5 passes through mounting hole 10 and hoisting post 4 fixed connection, and universal eyebolt 5 is connected with lifting rope shackle subassembly 6.
Furthermore, the clamping lug 1 is of an L-shaped structure, the head of the clamping lug 1 is used for clamping the end face of the hollow shaft 13, and the cushion 9 is positioned on the contact surface of the head of the clamping lug 1 and the end face of the hollow shaft 13, so that the clamping lug 1 is prevented from damaging the anticorrosive coating of the hollow shaft 13. Preferably, the clamping lug 1 is arranged at the middle position of the outer edge of the upper end face of the clamping plate 2, and the bottom of the clamping lug 1 is fixedly connected with the middle position of the outer edge of the upper end face of the clamping plate 2.
Furthermore, lightening holes 11 are symmetrically arranged on two sides of the clamping plate 2, so that the pressure on the clamping ring 3 is relieved.
Furthermore, the contact surface of the clamping plate 2 and the hollow shaft 13 is a conical surface, so that the clamping plate 2 and the hollow shaft 13 are well attached; the pads 9 are located on the conical surface to prevent the clamping plate 2 from damaging the corrosion resistant coating of the hollow shaft 13.
Furthermore, the clamping ring 3 is in a C-shaped structure, two ends of the clamping ring 3 are provided with connecting planes, the connecting planes are provided with connecting holes 12, and the connecting screw 7 and the nut 8 fixedly connect the two clamping rings 3 through the connecting holes 12. A distance is provided between the two clamping rings 3, by means of which the hollow shaft 13 is clamped by means of the connecting screw 7.
Further, the hoisting column 4 is a cylindrical body.
Further, the mounting hole 10 is a threaded hole, and the threaded hole is located at the axis of the hoisting column 4 and is conveniently connected with the universal lifting bolt 5.
Further, the universal lifting bolt 5 further comprises a hanging lug, the hanging lug can rotate 360 degrees around the universal lifting bolt 5 and is connected with the lifting rope shackle assembly 6, and when the clamping device and the hollow shaft 13 are lifted together, the clamping device can rotate 180 degrees around the axis of the lifting column 4, so that the hollow shaft 13 is turned over.
Further, the hardness of the cushion 9 is less than that of the hollow shaft 13, and the material of the cushion 9 may be a metal material or a non-metal material, which has good connection performance with the clip 1 or the clamping plate 2.
Preferably, the connecting screw 7 has a certain length margin for adjusting the mounting of the turning device of the hollow shaft 13.
Preferably, the rope shackle assembly 6, which is heavier than the hollow shaft 13 itself, has a length such that, after the hollow shaft 13 is lifted, the two ropes do not interfere with the hollow shaft 13 or other parts mentioned in the turning device of the hollow shaft in a natural state.
Preferably, the axis of the hoisting column 4 coincides with the mass center of the hollow shaft 13, so that the hollow shaft 13 can be turned over conveniently.
To sum up, the utility model provides a hollow shaft turning device can eliminate 13 aggravation wearing and tearing phenomena, the destroyed risk of 13 anticorrosive coatings of hollow shaft 14 of standing up in-process lifting rope and the hidden danger that the bearing collided with the wound of hollow shaft. The specific working process is as follows: an operator reversely rotates the nut 8 to pull the clamping ring 3 to separate along the direction of the connecting screw rod 7, when the clamping lug 1 or the clamping plate 2 does not interfere with the hollow shaft 13 (or a bearing), the hollow shaft turnover device is gently placed at a specified position, the nut 8 is rotated to drive the two clamping rings 3 to relatively approach, finally the clamping device clamps the hollow shaft 13, and at the moment, the end faces of the clamping lug 1 and the hollow shaft 13 are checked to be completely attached; the clamping device and the hollow shaft 13 are lifted together, the joint of the clamping ring 3 is pulled up manually, so that the hollow shaft 13 and the clamping device rotate 180 degrees around the axis of the hoisting column 4, the force application is stopped, the axis of the hollow shaft 13 is adjusted to be vertical to the ground, the hollow shaft 13 is gently dropped on a rubber pad on the ground, the nut 8 is reversely rotated again, the clamping ring 3 is separated relatively, the turning-over action is completed at the moment, the turning-over device of the hollow shaft is detached, and the bearing installation is started.
The reverse turn-over process is similar to the above process and will not be repeated here.
The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (10)
1. A hollow shaft turnover device is characterized by comprising a clamping device, wherein the clamping device comprises two clamping rings (3) which are symmetrically arranged, and the two clamping rings (3) are connected with a nut (8) through a connecting screw rod (7); a clamping plate (2) is fixedly arranged in the middle of the upper surface of the clamping ring (3), clamping lugs (1) are arranged on the upper surface of the clamping plate (2), and cushions (9) are arranged on the contact surfaces of the clamping lugs (1), the clamping plate (2) and the hollow shaft (13); the hoisting device is characterized in that a hoisting column (4) is installed in the middle of the outer end face of the clamping ring (3), a mounting hole (10) is formed in the hoisting column (4), a universal hoisting ring screw (5) is fixedly connected with the hoisting column (4) through the mounting hole (10), and the universal hoisting ring screw (5) is connected with a hoisting rope shackle component (6).
2. The hollow shaft turnover device according to claim 1, wherein the clamping lug (1) is of an L-shaped structure, the head of the clamping lug (1) is used for clamping the end face of the hollow shaft (13), and the cushion (9) is positioned on the contact surface of the head of the clamping lug (1) and the end face of the hollow shaft (13).
3. Hollow shaft turnover device according to claim 1 or 2, characterised in that said catch (1) is provided at an intermediate position of the outer edge of the upper end face of the clamping plate (2).
4. Hollow shaft turnover device according to claim 1, characterised in that the clamping plate (2) is provided symmetrically on both sides with lightening holes (11).
5. The hollow shaft turnover device according to claim 1, wherein the contact surface of the clamping plate (2) and the hollow shaft (13) is a conical surface, and the pad (9) is located on the conical surface.
6. The hollow shaft turnover device according to claim 1, wherein said clamp ring (3) is in a "C" shape, two ends of said clamp ring (3) are provided with a connecting plane, said connecting plane is provided with a connecting hole (12), said connecting screw (7) and nut (8) fixedly connect two clamp rings (3) through said connecting hole (12).
7. The hollow shaft turnover device according to claim 1, wherein said lifting column (4) is a cylindrical body.
8. The hollow shaft turnover device according to claim 1, wherein said mounting holes (10) are threaded holes, said threaded holes being located at the axial center of the lifting column (4).
9. The hollow shaft turnover device according to claim 1, wherein said universal lifting bolt (5) further comprises a lug rotatable 360 ° around the universal lifting bolt (5), said lug being connected to a lifting rope shackle assembly (6).
10. The hollow shaft turnover device of claim 1, wherein the hardness of said mat (9) is less than the hardness of the hollow shaft (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920539094.8U CN210127021U (en) | 2019-04-19 | 2019-04-19 | Hollow shaft turnover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920539094.8U CN210127021U (en) | 2019-04-19 | 2019-04-19 | Hollow shaft turnover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210127021U true CN210127021U (en) | 2020-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920539094.8U Active CN210127021U (en) | 2019-04-19 | 2019-04-19 | Hollow shaft turnover device |
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| Country | Link |
|---|---|
| CN (1) | CN210127021U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111620231A (en) * | 2020-06-22 | 2020-09-04 | 北京玻钢院复合材料有限公司 | Tool structure for demolding engine spray pipe diffusion section |
-
2019
- 2019-04-19 CN CN201920539094.8U patent/CN210127021U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111620231A (en) * | 2020-06-22 | 2020-09-04 | 北京玻钢院复合材料有限公司 | Tool structure for demolding engine spray pipe diffusion section |
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