CN206320239U - Gradual changing tooth thickness adjustable accuracy formula device for revolving and driving - Google Patents
Gradual changing tooth thickness adjustable accuracy formula device for revolving and driving Download PDFInfo
- Publication number
- CN206320239U CN206320239U CN201621440506.5U CN201621440506U CN206320239U CN 206320239 U CN206320239 U CN 206320239U CN 201621440506 U CN201621440506 U CN 201621440506U CN 206320239 U CN206320239 U CN 206320239U
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- China
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- worm screw
- revolving
- tooth thickness
- axle housing
- driving
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Abstract
The utility model discloses a kind of gradual changing tooth thickness adjustable accuracy formula device for revolving and driving, including pedestal, worm screw, the transverse tooth thickness of pivoting support, wherein worm screw is gradually thickening vertically, and worm screw can be made to slide axially.Due to the change of worm screw transverse tooth thickness, the abrasion of tooth on worm screw can be compensated, the abrasion of the tooth on pivoting support can be also compensated, it is ensured that the accuracy of mesh of worm screw and pivoting support, also ensure that the output accuracy of device for revolving and driving, with it is simple in construction, precision is adjustable the features such as.
Description
Technical field
The utility model is related to a kind of device for revolving and driving, particularly a kind of gradual changing tooth thickness adjustable accuracy formula revolution driving dress
Put.
Background technology
Device for revolving and driving is a kind of device for being widely used in the industries such as engineering machinery, building machinery, photovoltaic.Return
The basic structure of rotary driving device is exactly the gear ring that worm screw and pivoting support, worm screw and pivoting support are provided with a pedestal
Engagement, using the gear ring of the rotation driving pivoting support of worm screw, so as to reach the purpose of output power.Device for revolving and driving makes
During, due to the continuous abrasion of worm screw and pivoting support, the continuous reduction of worm screw transverse tooth thickness is caused, worm screw and pivoting support
Gap is continued to increase, and causes the output accuracy of device for revolving and driving to be greatly reduced, it is impossible to meet requirement of the client to output accuracy.
Utility model content
The utility model aims to provide a kind of adjustable, the simple in construction device for revolving and driving of output accuracy.
To realize this purpose, the utility model provides a kind of gradual changing tooth thickness adjustable accuracy formula device for revolving and driving, including
Pedestal 8, worm screw 2, pivoting support 6, the pedestal 8 includes axle housing 801, seat ring 802, axial line and the seat ring 802 of axle housing 801
Axial line is spatially mutually perpendicular to, and pivoting support 6 includes inner ring, external toothing and the rolling being arranged between inner ring and external toothing
Pearl, worm screw 2 engages with the tooth on the external toothing of pivoting support 6, and the transverse tooth thickness of the worm screw 2 is axially gradual change along worm screw, is also set
Threaded adjusting set 4 is equipped with, threaded adjusting set 4 is by being threadably mounted in axle housing, and one end of worm screw 2 is installed by clutch shaft bearing 3
In threaded adjusting set 4, the other end of worm screw 2 is arranged in axle housing 801 by second bearing 9, and worm screw 2 can with second bearing 9
To slide axially.
In above-mentioned technical proposal, the tooth pitch of worm screw is constant, but transverse tooth thickness is gradually changed vertically, when a certain section of worm screw
Odontotripsis is than more serious, it is impossible to when meeting service precision needs, can rotate threaded adjusting set, is axially moveable worm screw, by
It is change in the transverse tooth thickness of worm screw, therefore, it is possible to use not having the tooth of wearing part on worm screw, reaches regulation worm screw and revolution branch
Hold the accuracy of mesh, it is ensured that the purpose of device for revolving and driving output accuracy.
In order to preferably ensure output accuracy, it is ensured that the transverse tooth thickness change of worm screw can compensate the abrasion of tooth on worm screw, also can
The transverse tooth thickness for compensating worm screw in the abrasion of the tooth on pivoting support, the utility model is gradually increased vertically, and a kind of mode is
The transverse tooth thickness of worm screw gradually increases from teeth portion one end to the other end, and another way is that transverse tooth thickness gradually increases in the middle of teeth portion to two ends
Plus.
In above-mentioned technical proposal, the radially inner side of threaded adjusting set 4 is additionally provided with annular protrusion, and clutch shaft bearing 3 is arranged on
Threaded adjusting covers the outside of 4 annular protrusions, is additionally provided with locking nut 5, and locking nut 5 is arranged on the outside of clutch shaft bearing 3, uses
In fixed worm screw 2 and the relative position of regulation thread bush 5.
In above-mentioned technical proposal, top board 10 and end cap 1 are additionally provided with, top board 10 is arranged on the seat ring 802 of pedestal 8, end
Lid 1 is arranged on axle housing 801, and between top board 10 and seat ring 802, sealing ring is provided between end cap 1 and axle housing 801.
The utility model has used the worm screw of variable transverse tooth thickness, and the transverse tooth thickness change of worm screw can compensate the abrasion of itself transverse tooth thickness,
The teeth portion abrasion of pivoting support gear ring can be also compensated simultaneously, it is ensured that the precision of device for revolving and driving.
The utility model has precision adjustable, the features such as simple in construction.
Brief description of the drawings
Fig. 1 is gradual changing tooth thickness adjustable accuracy formula device for revolving and driving general illustration (section)
Fig. 2 is gradual changing tooth thickness adjustable accuracy formula device for revolving and driving worm section schematic diagram (section)
Wherein：1 is end cap, and 2 be worm screw, and 3 be clutch shaft bearing, and 4 be threaded adjusting set, and 5 be locking nut, and 6 be revolution branch
Hold, 8 be pedestal, and 9 be second bearing, and 10 be top board, and 801 be axle housing, and 802 be seat ring.
Embodiment
Below in conjunction with the accompanying drawings, illustrate and how to implement the utility model.
As shown in Figure 1, 2, a kind of gradual changing tooth thickness adjustable accuracy formula device for revolving and driving shown in the present embodiment, including pedestal
8, worm screw 2, pivoting support 6, pedestal 8 includes axle housing 801, seat ring 802, and the axial line of axle housing 801 exists with the axial line of seat ring 802
Spatially be mutually perpendicular to, pivoting support 6 includes inner ring, external toothing and the ball that is arranged between inner ring and external toothing, worm screw 2 with
Tooth engagement on the external toothing of pivoting support 6, the transverse tooth thickness of the worm screw 2 is axially gradual change along worm screw, is additionally provided with screw thread tune
Section set 4, threaded adjusting set 4 is by being threadably mounted in axle housing, and one end of worm screw 2 is arranged on threaded adjusting by clutch shaft bearing 3
In set 4, the other end of worm screw 2 is arranged in axle housing 801 by second bearing 9, and worm screw 2 can be slided vertically with second bearing 9
Dynamic, the transverse tooth thickness of worm screw 2 gradually increases from teeth portion one end to the other end, and the radially inner side of threaded adjusting set 4 is additionally provided with convex annular
Rise, clutch shaft bearing 3 is arranged on the outside that threaded adjusting covers 4 annular protrusions, is additionally provided with locking nut 5, locking nut 5 is arranged on
The outside of clutch shaft bearing 3, for fixing worm screw 2 and the relative position of regulation thread bush 5, is additionally provided with top board 10 and end cap 1, pushes up
Plate 10 is arranged on the seat ring 802 of pedestal 8, and end cap 1 is arranged on axle housing 801, between top board 10 and seat ring 802, end cap 1 and axle
Sealing ring is provided between shell 801.
, can in the above-described embodiments, by the transverse tooth thickness of worm screw 2 in the middle of teeth portion as another embodiment of the present utility model
Gradually increase to two ends.
Above-described embodiment has used the worm screw of variable transverse tooth thickness, and the transverse tooth thickness change of worm screw can compensate the mill of itself transverse tooth thickness
Damage, while can also compensate the teeth portion abrasion of pivoting support gear ring, it is ensured that the precision of device for revolving and driving.
Above-described embodiment has precision adjustable, the features such as simple in construction.
Claims (5)
1. a kind of gradual changing tooth thickness adjustable accuracy formula device for revolving and driving, including pedestal (8), worm screw (2), pivoting support (6) are described
Pedestal (8) includes axle housing (801), seat ring (802), the axial line of axle housing (801) and the axial line of seat ring (802) spatially phase
Mutually vertical, pivoting support (6) includes inner ring, external toothing and the ball being arranged between inner ring and external toothing, worm screw (2) and revolution
The tooth engagement on the external toothing of (6) is supported, it is characterized in that：The transverse tooth thickness of tooth on the worm screw (2) is gradual change vertically, is also set
Threaded adjusting set (4) is equipped with, threaded adjusting set (4) is by being threadably mounted in axle housing, and one end of worm screw (2) passes through clutch shaft bearing
(3) it is arranged in threaded adjusting set (4), the other end of worm screw (2) is arranged in axle housing (801) by second bearing (9), worm screw
(2) it can be slid axially with second bearing (9).
2. gradual changing tooth thickness adjustable accuracy formula device for revolving and driving according to claim 1, it is characterized in that：The tooth of worm screw (2)
Thickness gradually increases from teeth portion one end to the other end.
3. gradual changing tooth thickness adjustable accuracy formula device for revolving and driving according to claim 1, it is characterized in that：The tooth of worm screw (2)
Thickness gradually increases in the middle of teeth portion to two ends.
4. the gradual changing tooth thickness adjustable accuracy formula device for revolving and driving according to Claims 2 or 3, it is characterized in that：Threaded adjusting
The radially inner side of set (4) is additionally provided with annular protrusion, and clutch shaft bearing (3) is arranged on the outside of threaded adjusting set (4) annular protrusion,
Locking nut (5) is additionally provided with, locking nut (5) is arranged on the outside of clutch shaft bearing (3).
5. gradual changing tooth thickness adjustable accuracy formula device for revolving and driving according to claim 4, it is characterized in that：It is additionally provided with top board
(10) and end cap (1), top board (10) is arranged on the seat ring (802) of pedestal (8), and end cap (1) is arranged on axle housing (801), top
Between plate (10) and seat ring (802), sealing ring is provided between end cap (1) and axle housing (801).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621440506.5U CN206320239U (en) | 2016-12-22 | 2016-12-22 | Gradual changing tooth thickness adjustable accuracy formula device for revolving and driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621440506.5U CN206320239U (en) | 2016-12-22 | 2016-12-22 | Gradual changing tooth thickness adjustable accuracy formula device for revolving and driving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206320239U true CN206320239U (en) | 2017-07-11 |
Family
ID=59259621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621440506.5U Active CN206320239U (en) | 2016-12-22 | 2016-12-22 | Gradual changing tooth thickness adjustable accuracy formula device for revolving and driving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206320239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223697A (en) * | 2016-12-22 | 2018-06-29 | 江阴凯迈机械有限公司 | Gradual changing tooth thickness adjustable accuracy formula device for revolving and driving |
-
2016
- 2016-12-22 CN CN201621440506.5U patent/CN206320239U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223697A (en) * | 2016-12-22 | 2018-06-29 | 江阴凯迈机械有限公司 | Gradual changing tooth thickness adjustable accuracy formula device for revolving and driving |
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| GR01 | Patent grant |