CN216326496U - Rotary mechanism convenient for fixing rotation angle - Google Patents
Rotary mechanism convenient for fixing rotation angle Download PDFInfo
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- CN216326496U CN216326496U CN202123130675.2U CN202123130675U CN216326496U CN 216326496 U CN216326496 U CN 216326496U CN 202123130675 U CN202123130675 U CN 202123130675U CN 216326496 U CN216326496 U CN 216326496U
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- connecting seat
- sleeve
- nut
- rotary
- rotation angle
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Abstract
The utility model provides a convenient fixed rotation angle's rotation mechanism, includes base member and gyration board, the gyration board articulates on the base member through the gyration cover cylinder, the fixed first connecting seat that is provided with in side of base member, the fixed second connecting seat that is provided with of edge downside of gyration board, be provided with a nut in the first connecting seat, the upside and the downside of nut respectively through a first pivot with first connecting seat articulated, the axial of first pivot is on a parallel with the axial of gyration cover cylinder, the nut constitutes the revolute pair along first pivot circumferencial direction with first connecting seat. According to the utility model, by arranging the first connecting seat, the screw, the nut, the sleeve and other structures, the rotary plate can be fixed on a certain rotation angle after performing rotary motion without being fixed by hands, so that the operation is simple and convenient, and the operation complexity is reduced. By adopting the ratchet wrench, the space for operation can be saved, and the technical problem of small operation space is solved.
Description
Technical Field
The utility model relates to the field of machinery, in particular to a rotary table, and particularly relates to a rotary mechanism convenient for fixing a rotating angle.
Background
In the prior art, the manual rotary table rotates by adopting the rotating mechanism, but the rotary table is inconvenient to fix after rotating, needs to be fixed by hands, is complex to operate and is not beneficial to the operation of operators. In addition, the equipment has space limitation in use and small operation space.
Disclosure of Invention
The utility model aims to provide a slewing mechanism convenient for fixing a rotating angle, and the slewing mechanism convenient for fixing the rotating angle aims to solve the technical problem that a rotary table in the prior art is inconvenient to fix after rotating.
The utility model relates to a slewing mechanism convenient for fixing a rotation angle, which comprises a base body and a slewing plate, wherein the slewing plate is hinged on the base body through a slewing sleeve, a first connecting seat is fixedly arranged on the side surface of the base body, a second connecting seat is fixedly arranged on the lower side of the edge of the slewing plate, a nut is arranged in the first connecting seat, the upper side and the lower side of the nut are respectively hinged with the first connecting seat through a first rotating shaft, the axial direction of the first rotating shaft is parallel to the axial direction of the slewing sleeve, the nut and the first connecting seat form a rotating pair along the circumferential direction of the first rotating shaft, a sleeve is arranged in the second connecting seat, the upper side and the lower side of the sleeve are respectively hinged with the second connecting seat through a second rotating shaft, the axial direction of the second rotating shaft is parallel to the axial direction of the slewing sleeve, the sleeve and the second connecting seat form a rotating pair along the circumferential direction of the second rotating shaft, and a screw rod is arranged in the nut and the sleeve, a first blocking ring is fixedly arranged on each of two sides of the sleeve on the screw rod, and a driving mechanism is arranged at one end, close to the first blocking ring, of the screw rod.
Furthermore, a space ring is arranged between the base body and the rotary plate.
Furthermore, the screw thread of the screw adopts trapezoidal thread.
Furthermore, the driving mechanism is a hand wheel, a crank or a ratchet wrench, and second stop rings are arranged on two sides of the ratchet wrench.
Compared with the prior art, the utility model has positive and obvious effect. According to the slewing mechanism convenient for fixing the rotating angle, the first connecting seat, the screw, the nut, the sleeve and other structures are arranged, so that the slewing plate can be fixed on a certain rotating angle after slewing motion, the slewing plate does not need to be fixed by hands, the operation is simple and convenient, and the operation complexity is reduced. By adopting the ratchet wrench, the space for operation can be saved, and the technical problem of small operation space is solved.
Drawings
Fig. 1 is a perspective view of a swing mechanism facilitating fixing a rotation angle according to the present invention.
Fig. 2 is a front view of a swing mechanism facilitating a fixed rotation angle according to the present invention.
Fig. 3 is a left side view of a swing mechanism facilitating a fixed rotation angle according to the present invention.
Fig. 4 is a top view of a rotating mechanism facilitating fixing a rotation angle according to the present invention.
Fig. 5 is a sectional view a-a of fig. 4.
Detailed Description
The present invention will be further described with reference to the drawings and examples, but the present invention is not limited to the examples, and all similar structures and similar variations using the present invention shall fall within the scope of the present invention. The use of the directions of up, down, front, rear, left, right, etc. in the present invention is only for convenience of description and does not limit the technical solution of the present invention.
Example 1
As shown in fig. 1 to 5, the swing mechanism convenient for fixing a rotation angle of the present invention comprises a base 4 and a swing plate 3, wherein the swing plate 3 is hinged to the base 4 through a swing sleeve 1, a first connecting seat 5 is fixedly arranged on a side surface of the base 4, a second connecting seat 6 is fixedly arranged on a lower side of an edge of the swing plate 3, a nut 8 is arranged in the first connecting seat 5, an upper side and a lower side of the nut 8 are respectively hinged to the first connecting seat 5 through a first rotating shaft 13, an axial direction of the first rotating shaft 13 is parallel to an axial direction of the swing sleeve 1, the nut 8 and the first connecting seat 5 form a rotation pair along a circumferential direction of the first rotating shaft 13, a sleeve 9 is arranged in the second connecting seat 6, an upper side and a lower side of the sleeve 9 are respectively hinged to the second connecting seat 6 through a second rotating shaft 14, an axial direction of the second rotating shaft 14 is parallel to the axial direction of the swing sleeve 1, the sleeve 9 and the second connecting seat 6 form a rotating pair along the circumferential direction of the second rotating shaft 14, a screw 7 is arranged in the nut 8 and the sleeve 9, a first blocking ring 11 is fixedly arranged on each of two sides of the sleeve 9 on the screw 7, and a driving mechanism is arranged at one end, close to the first blocking ring 11, of the screw 7.
Further, a spacing ring 2 is arranged between the base body 4 and the rotary plate 3.
Furthermore, the thread of the screw 7 is trapezoidal thread.
Further, the driving mechanism is a hand wheel, a crank or a ratchet wrench 12, and second stop rings 10 are arranged on two sides of the ratchet wrench 12.
The second stop ring 10 has a fixing and limiting function for the ratchet wrench 12.
Specifically, the rotary plate 3, the rotary sleeve 1, the base 4, the driving mechanism, the spacer 2, the trapezoidal thread, the ratchet wrench 12, the second retaining ring 10, etc. in this embodiment are all known in the art, and those skilled in the art will understand that they are not described herein again.
The space ring 2 is made of a wear-resistant material. The rotary structure between the rotary plate 3 and the rotary sleeve 1 and the base body 4 can also adopt a rotary bearing.
The working principle of the embodiment is as follows: base member 4 and below equipment body coupling, the carrier of gyration board 3 and top is connected, wave ratchet wrench 12, drive the relative nut 8 rotary motion of screw rod 7, screw rod 7 is along sleeve 9's axial displacement, the first fender ring 11 of sleeve 9 both sides promotes sleeve 9, makes nut 8 rotate around first pivot 13, sleeve 9 rotates around second pivot 14 to make sleeve 9 drive second connecting seat 6 and gyration board 3 be rotary motion round base member 4.
According to the slewing mechanism convenient for fixing the rotating angle, the first connecting seat 5, the screw 7, the nut 8, the sleeve 9 and the like are arranged, so that the screw 7 and the nut 8 can be self-locked after the slewing plate 3 performs slewing motion and can be fixed on a certain rotating angle without being fixed by hands, the operation is simple and convenient, and the operation complexity is reduced. By adopting the ratchet wrench 12, the operation space can be saved, and the technical problem of small operation space is solved.
Claims (4)
1. The utility model provides a convenient fixed rotation angle's rotation mechanism which characterized in that: comprises a base body (4) and a rotary plate (3), the rotary plate (3) is hinged on the base body (4) through a rotary sleeve (1), a first connecting seat (5) is fixedly arranged on the side surface of the base body (4), a second connecting seat (6) is fixedly arranged on the lower side of the edge of the rotary plate (3), a nut (8) is arranged in the first connecting seat (5), the upper side and the lower side of the nut (8) are respectively hinged with the first connecting seat (5) through a first rotating shaft (13), the axial direction of the first rotating shaft (13) is parallel to the axial direction of the rotary sleeve (1), the nut (8) and the first connecting seat (5) form a revolute pair along the circumferential direction of the first rotating shaft (13), a sleeve (9) is arranged in the second connecting seat (6), the upper side and the lower side of the sleeve (9) are respectively hinged with the second connecting seat (6) through a second rotating shaft (14), and the axial direction of the second rotating shaft (14) is parallel to the axial direction of the rotary sleeve (1), the sleeve (9) and the second connecting seat (6) form a rotating pair along the circumferential direction of the second rotating shaft (14), a screw rod (7) is arranged in the nut (8) and the sleeve (9), two sides of the sleeve (9) on the screw rod (7) are respectively and fixedly provided with a first blocking ring (11), and one end, close to the first blocking ring (11), of the screw rod (7) is provided with a driving mechanism.
2. A rotary mechanism facilitating a fixed rotation angle as claimed in claim 1, wherein: and a space ring (2) is arranged between the base body (4) and the rotary plate (3).
3. A rotary mechanism facilitating a fixed rotation angle as claimed in claim 1, wherein: the screw thread of the screw rod (7) adopts a trapezoidal thread.
4. A rotary mechanism facilitating a fixed rotation angle as claimed in claim 1, wherein: the driving mechanism is a hand wheel, a crank or a ratchet wrench (12), and second retaining rings (10) are arranged on two sides of the ratchet wrench (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123130675.2U CN216326496U (en) | 2021-12-14 | 2021-12-14 | Rotary mechanism convenient for fixing rotation angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123130675.2U CN216326496U (en) | 2021-12-14 | 2021-12-14 | Rotary mechanism convenient for fixing rotation angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216326496U true CN216326496U (en) | 2022-04-19 |
Family
ID=81164085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123130675.2U Active CN216326496U (en) | 2021-12-14 | 2021-12-14 | Rotary mechanism convenient for fixing rotation angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216326496U (en) |
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2021
- 2021-12-14 CN CN202123130675.2U patent/CN216326496U/en active Active
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