CN204300237U - A kind of external limit-type device for revolving and driving - Google Patents
A kind of external limit-type device for revolving and driving Download PDFInfo
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- CN204300237U CN204300237U CN201420722354.2U CN201420722354U CN204300237U CN 204300237 U CN204300237 U CN 204300237U CN 201420722354 U CN201420722354 U CN 201420722354U CN 204300237 U CN204300237 U CN 204300237U
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- worm screw
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- revolving
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- inner ring
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Abstract
The utility model discloses a kind of external limit-type device for revolving and driving, comprise pedestal, worm screw, gear ring, described pedestal comprises worm screw housing and gear housing, the axis of worm screw housing is vertical on spatial position with the axis of gear housing, described worm screw is arranged in worm screw housing by bearing, described gear ring comprises external toothing and inner ring, inner ring is fixed in gear housing, raceway is provided with between external toothing and inner ring, ball is provided with in raceway, external toothing and worm meshing, also comprise limit top plate and limiting stopper, described limit top plate is fixed on external toothing, limiting stopper is fixed on inner ring, the advantages such as the application's position-limit mechanism is arranged on outside device, has compact structure, reliably spacing, easy to maintenance, reliable and stable and easy to adjust.
Description
Technical field
The application relates to revolution actuation techniques field, is specially a kind of external limit-type device for revolving and driving.
Background technique
Device for revolving and driving is a kind of novel revolution series products, is usually also pivoting support, is usually made up of parts such as worm screw, pivoting support, housing, motors.Because core component adopts pivoting support, therefore can bear axial force, radial force, tilting moment simultaneously.Revolution drives to be compared with traditional revolution series products, there is simple installation, be easy to safeguard, save the features such as installing space to a greater extent, device for revolving and driving is applied to the main frame moved in a circle, and as digger revolving platform, rotating machinery etc., some carry out the machinery of outer work.
The basic structure of device for revolving and driving is gear ring and worm meshing structure, and gear ring can be designed to helical gear, also can be designed to turbine.Two kinds of designs can realize 360 degree of rotations, but in actual applications, drive the motion of speed reducer often to require in an angular range, need additionally to join a set of caging system and limiting tool in actual use.
Such as application number is 201310104365.4, application name is called a kind of built-in limit-type device for revolving and driving, that application discloses a kind of built-in limit-type device for revolving and driving, comprise pedestal, spacing worm gear, worm screw, top board pedestal is made up of seat ring and axle housing two-part, the shaft axis of axle housing and the shaft axis of seat ring orthogonal on spatial position, the upper outer circumference of the gear ring of spacing worm gear divides circular arc to be provided with tooth, the radius not arranging the circular arc portion of tooth is less than the radius of the circular arc portion arranging tooth, the both sides of gear ring are respectively arranged with installation shaft and output shaft, the inner side of seat ring is provided with limit stoper.Limit stoper due to the application is arranged on the inner side of seat ring, and concrete structure is compact, the spacing advantage such as reliably.But this built-in limit-type revolution drives speed reducer, its gear ring design employing half gear serves as spacing, this design can meet several angle scope control substantially, when half gear knocks built-in block, device starts stall, electric current rises rapidly, and current value converts Signal transmissions to central control system, and central control system issuing command device is out of service.But when practice operating mode change need adjustment time, half gear cannot realize the adjustment of greater angle, when half gear knocks built-in block, issuable metal fragment is stayed device inside and can be had influence on engaging of gear and worm screw, has a great impact the device life-span itself.
Above-mentioned device for revolving and driving structure is comparatively complicated, installs loaded down with trivial details, and the macrostructure that takes up room is not compact, and reliability is unstable.
Summary of the invention
The technical problem that the application will solve is for above-mentioned the deficiencies in the prior art, and provides a kind of external limit-type device for revolving and driving.
For solving the problems of the technologies described above, the technological scheme that the application adopts is:
A kind of external limit-type device for revolving and driving, comprise pedestal, worm screw, gear ring, described pedestal comprises worm screw housing and gear housing, the axis of worm screw housing is vertical on spatial position with the axis of gear housing, and described worm screw is arranged in worm screw housing by bearing, and described gear ring comprises external toothing and inner ring, inner ring is fixed in gear housing, be provided with raceway between external toothing and inner ring, in raceway, be provided with ball, external toothing and worm meshing; Described external limit-type device for revolving and driving also comprises limit top plate and limiting stopper, and described limit top plate is fixed on external toothing, and limiting stopper is fixed on inner ring.
Described in the application, limit top plate is secured by bolts on external toothing.
Outside framework oil seal is provided with between limit top plate and pedestal described in the application.
Limiting stopper described in the application is fixed on inner ring by pin 0.
Described in the application, one end of worm screw is disposed with end cap and bearing, and the other end of worm screw sets gradually bearing, motor regulating block and drive motor.
After the application adopts said structure, there is following technique effect:
The advantages such as 1, the application's position-limit mechanism is arranged on outside device, has compact structure, reliably spacing, easy to maintenance, reliable and stable and easy to adjust.
2, the external limit-type device for revolving and driving of the application operationally, worm drive gear ring rotates, thus drive limit top plate to rotate, contact with limiting stopper when limit top plate rotates to the angle of setting and stop gear ring to continue to rotate, thus reaching the object of mechanical position limitation.
3, the application's position-limit mechanism relative position arbitrarily can adjust according to actual requirement within the scope of 360 °, and external position-limited institutional adjustment easy construction, the position adjusting limiting stopper when not detaching device realizes the rapid adjustment of whole plant running angle, effectively raises the working efficiency of regular maintenance.
4, the application's design science, rationally, original, practical effect is excellent, efficiency is high, installs simple, reliable and stable, has good development prospect.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 shows a kind of external limit-type device for revolving and driving schematic diagram of the application;
Fig. 2 shows the right elevation of a kind of external limit-type device for revolving and driving of the application;
Wherein have: 2. bearing; 3. worm screw; 4. limiting stopper; 5. pedestal; 51. worm screw housings; 52. gear housing; 8. gear ring; 81. external toothings; 82. inner rings; 9. limit top plate; 10. pin; 11. outside framework oil seals.
Embodiment
For making the object of the application and technological scheme clearly, be clearly and completely described below in conjunction with the technological scheme of the embodiment of the present application to the application.Obviously, described embodiment is a part of embodiment of the application, instead of whole embodiments.Based on the embodiment of described the application, the every other embodiment that those of ordinary skill in the art obtain under without the need to the prerequisite of creative work, belongs to the scope of the application's protection.
As shown in Figure 1, a kind of external limit-type device for revolving and driving of the application, comprise pedestal 5, gear ring 8, worm screw 3, limit top plate 9, limiting stopper 4, described pedestal 5 comprises worm screw housing 51 and gear housing 52, and the axis of worm screw housing 51 is vertical on spatial position with gear housing 52 axis, worm screw 3 is arranged in worm screw housing 51 by bearing 2, and gear ring 8 and worm screw 3 are connected with a joggle.
As shown in Figure 2, described gear ring 8 comprises by external toothing 81 and inner ring 82, and inner ring 82 is fixed in gear housing 52, is provided with raceway, is provided with ball in raceway between external toothing 81 and inner ring 82, and external toothing 81 engages with worm screw 3.
The application also comprises limit top plate 9 and limiting stopper 4, and described limit top plate 9 is fixed on external toothing 81, and limiting stopper 4 is fixed on inner ring 82.
Described in the application, limit top plate 9 is secured by bolts on external toothing 81.
Outside framework oil seal 11 is provided with between limit top plate 9 and pedestal 5 described in the application.
Described in the application, limiting stopper 4 is fixed on inner ring 82 by pin 10.
In the application, one end of worm screw 3 is disposed with end cap and bearing 2, and the other end of worm screw 3 sets gradually bearing 2, motor regulating block and drive motor.
External limit-type device for revolving and driving operationally, there is relative movement in limit top plate 9 and limiting stopper 4, worm screw 3 driving gear wheel rim 8 rotates, thus drive limit top plate 9 to rotate, contact with limiting stopper 4 when limit top plate 9 rotates to the angle of setting and stop gear ring 8 to continue to rotate, thus reaching the object of mechanical position limitation.
The position-limit mechanism relative position of the application arbitrarily can adjust according to actual requirement within the scope of 360 °, and external position-limited institutional adjustment easy construction, the position adjusting limiting stopper 4 when not detaching device realizes the rapid adjustment of whole plant running angle, effectively raises the working efficiency of regular maintenance.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, and all terms used herein (comprising technical term and scientific terminology) have the meaning identical with the general understanding of the those of ordinary skill in field belonging to the application.Should also be understood that those terms defined in such as general dictionary should be understood to have the meaning consistent with the meaning in the context of prior art, unless and define as here, can not explain by idealized or too formal implication.
The implication of the "and/or" described in the application refers to respective individualism or both simultaneous situations include interior.
The implication of " inside and outside " described in the application refers to relative to equipment itself, in the direction of sensing equipment inside is, otherwise is outward.
When the implication of " left and right " described in the application refers to reader just to accompanying drawing, the left side of reader is a left side, and the right of reader is the right side.
The indirect connection that can be the direct connection between parts also can be by other parts between parts of the implication of " connection " described in the application.
With the above-mentioned desirable embodiment according to the application for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this application technological thought, can carry out various change and amendment completely.The technical scope of this application is not limited to the content on specification, must determine its technical scope according to right.
Claims (5)
1. an external limit-type device for revolving and driving, comprise pedestal (5), worm screw (3), gear ring (8), described pedestal (5) comprises worm screw housing (51) and gear housing (52), the axis of worm screw housing (51) is vertical on spatial position with the axis of gear housing (52), described worm screw (3) is arranged in worm screw housing (51) by bearing (2), described gear ring (8) comprises external toothing (81) and inner ring (82), inner ring (82) is fixed in gear housing (52), raceway is provided with between external toothing (81) and inner ring (82), ball is provided with in raceway, external toothing (81) engages with worm screw (3), it is characterized in that, also comprise limit top plate (9) and limiting stopper (4), described limit top plate (9) is fixed on external toothing (81), limiting stopper (4) is fixed on inner ring (82).
2. external limit-type device for revolving and driving according to claim 1, is characterized in that, described limit top plate (9) is secured by bolts on external toothing (81).
3. external limit-type device for revolving and driving according to claim 1, is characterized in that, is provided with outside framework oil seal (11) between described limit top plate (9) and pedestal (5).
4. external limit-type device for revolving and driving according to claim 1, is characterized in that, described limiting stopper (4) is fixed on inner ring (82) by pin (10).
5. external limit-type device for revolving and driving according to claim 1, is characterized in that, one end of worm screw (3) is disposed with end cap and bearing (2), and the other end of worm screw (3) sets gradually bearing (2), motor regulating block and drive motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420722354.2U CN204300237U (en) | 2014-11-27 | 2014-11-27 | A kind of external limit-type device for revolving and driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420722354.2U CN204300237U (en) | 2014-11-27 | 2014-11-27 | A kind of external limit-type device for revolving and driving |
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| Publication Number | Publication Date |
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| CN204300237U true CN204300237U (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420722354.2U Active CN204300237U (en) | 2014-11-27 | 2014-11-27 | A kind of external limit-type device for revolving and driving |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454549A (en) * | 2019-08-12 | 2019-11-15 | 山东华岳新能源有限公司 | The built-in limiting device of angle adjustable range for pivoting support and its application |
-
2014
- 2014-11-27 CN CN201420722354.2U patent/CN204300237U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454549A (en) * | 2019-08-12 | 2019-11-15 | 山东华岳新能源有限公司 | The built-in limiting device of angle adjustable range for pivoting support and its application |
| CN110454549B (en) * | 2019-08-12 | 2022-07-01 | 山东华岳新能源有限公司 | Built-in limiting device for adjustable angle range of slewing bearing and application thereof |
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