CN202274055U - Worm gear and worm lifter - Google Patents
Worm gear and worm lifter Download PDFInfo
- Publication number
- CN202274055U CN202274055U CN2011202182468U CN201120218246U CN202274055U CN 202274055 U CN202274055 U CN 202274055U CN 2011202182468 U CN2011202182468 U CN 2011202182468U CN 201120218246 U CN201120218246 U CN 201120218246U CN 202274055 U CN202274055 U CN 202274055U
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- worm
- output
- gear
- output shaft
- input
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Abstract
A worm gear and worm lifter comprises a machine body which is provided with an input small end cover, an output end cover, a gland and an oil seal. A worm, a worm gear and an output shaft are arranged in the machine body, the input end of the machine body is connected with a driving device in a shaft input way, and the output end of the machine body is connected with a driven device main body through a transmission nut. The worm and the output shaft are installed in the machine body, the worm and the output shaft are installed vertically, the worm is in a bidirectional shaft input structure, and the shaft end of the worm can be connected with the driving device through a coupler. The worm gear is installed on the output shaft, two ends of a shaft body are installed in the output end cover and the machine body, and the output end cover is installed on one end face of the machine body. A lead screw is installed in the output shaft, the shaft end of the lead screw is fixed through a locking nut, the transmission nut is installed on the lead screw, and the worm gear and the worm are meshed with each other. By adopting the structure, the worm gear and worm lifter has the advantages of being compact in structure, small in volume, simple to operate, reliable to run, strong in bearing capacity and high in reliability in practical operation.
Description
Technical field
The utility model belongs to the transmission device field, relates to a kind of lift, especially a kind of worm and gear lift.
Background technique
The worm and gear lift is very being used in all trades and professions widely, and it utilizes the velocity transducer of worm and gear, and the winding number of motor is decelerated to desired winding number and obtains big torque, be a kind of indispensable mechanical device.In the mechanical transmission basic part, the worm and gear lift occupies important status, and its product level and quality have great influence to engineering goods.At present both at home and abroad worm and gear lift ubiquity complex structure, volume is big, weight is big, perhaps big the and low excessively shortcoming of mechanical efficiency of velocity ratio.Propose that a kind of compact structure, volume are little, simple to operate, reliable, bearing capacity strong and practical operation in the lift of high-reliability be an urgent demand of elevator industry development.
The model utility content
The utility model purpose is to provide a kind of worm and gear lift, simultaneously implementation structure is compact, volume is little, simple to operate, reliable, bearing capacity strong and practical operation in the performance of high-reliability.
The utility model solves the problems of the technologies described above the technological scheme that is adopted:
A kind of worm and gear lift; Comprise the body that is fitted with the little end cap of input, output end cap and gland, comprise worm screw in the body, worm gear and output shaft; The body input end is to connect with driving arrangement through the mode that axle is imported, and output terminal connects with the driven equipment main body through transmission nut; Worm screw and output shaft are housed in the body, and worm screw is vertical with output shaft installs; Worm screw is the structure of two-way axle input, and axle head can connect through coupling and driving arrangement; Worm gear is installed on the output shaft, and the axis body two ends are installed in output end cap and the body, and the output end cap is installed on body one end face; Screw mandrel is installed in the output shaft, and axle head adopts locknut to fix, and transmission nut is installed on the screw mandrel; Worm and wheel is meshed.
Further, described worm screw is installed in the body through the input bearing.
In the little end cap of described input the input oil sealing is installed.
Capping and output bearing are installed in the described output end cap.
Described screw mandrel is installed in the output shaft through the mode of screw thread and key connecting.
Described output shaft is installed in said output end cap and the body through the output bearing, and axle sleeve and output oil sealing are installed on the output shaft.
Described input bearing and described output bearing are tapered roller bearing.
Described input oil sealing and described output oil sealing are the fluorine rubber oil sealing.
Described transmission nut is the combination material of tin bronze and steel, and shell is a steel, and inner ring is the tin bronze cast.
Described worm gear is installed on the output shaft through key connecting.
Owing to adopted technique scheme; The utlity model has following advantage: screw mandrel and output shaft adopt screw thread to add the flat key connection; The screw mandrel axle head also adopts locknut to fix; Its advantage is: both can transmitting torque, also can bear bigger thrust load, and have high-reliability in the practical operation.Transmission nut is the combination material of tin bronze and steel, and shell adopts steel, and inner ring is cast with tin bronze, when guaranteeing its intensity and wear resistance, has also improved the life-span and has practiced thrift cost.Worm gear is installed on the output shaft through key connecting.Output shaft adopts high strength alloy steel material and quenching with Subsequent tempering, and its integrated carrying ability is strengthened greatly.This worm and gear lift configuration design smoothness is attractive in appearance, VO vertical output, and the internal structure compact and reasonable in conjunction with up-to-date manufacturing technology process and the leading new material that adopts, has been brought into play the carrying advantage of this lift to greatest extent.
Description of drawings
Fig. 1 is the utility model embodiment's a structure cross-sectional schematic.
Fig. 2 is the cross-sectional schematic of overlooking of general assembly cross-sectional schematic embodiment illustrated in fig. 1.
Embodiment
Below in conjunction with the accompanying drawing illustrated embodiment the utility model is further described.
Like Fig. 1, shown in Figure 2, be the schematic representation of the specific embodiment worm and gear lift of the utility model, this worm and gear lift comprises body 1, worm gear 2, worm screw 3; Input bearing 4, input oil sealing 5, input small end lid 6, capping 7; Locknut 8, output end cap 9, output shaft 10, axle sleeve 11; Output bearing 12, output oil sealing 13, gland 14, transmission nut 15 and screw mandrel 16.Body 1 input end is to connect with driving arrangement through the mode that axle is imported, and output terminal connects with the driven equipment main body through transmission nut 15.
The utility model worm and gear lift mainly comprises the body 1 that is fitted with input small end lid 6, output end cap 9 and gland 14, worm screw 3 and output shaft 10 is housed, worm screw 3 and output shaft 10 vertical installations in the body 1; Worm screw 3 is the structure of two-way axle input, and axle head can connect through coupling and driving arrangement; Worm gear 2 is installed on the output shaft 10, and the axis body two ends are installed in output end cap 9 and the body 1, and output end cap 9 is installed on body 1 one end faces; Screw mandrel 16 is installed in the output shaft 10, and axle head adopts locknut 8 fixing, and transmission nut 15 is installed on the screw mandrel 16; Worm screw 3 is meshed with worm gear 2, drives output shaft 10 transferring power, thereby has realized the transmission of power and slowing down of rotating speed.
Further, worm screw 3 is installed in the body 1 through input bearing 4.In the input small end lid 6 input oil sealing 5 is installed.Capping 7 and output bearing 12 are installed in the output end cap 9.Screw mandrel 16 is installed in the output shaft 10 through the mode of screw thread and key connecting, and axle head adopts locknut 8 fixing, and its advantage is in transmitting torque, also can bear bigger thrust load, has high-reliability in the practical operation.Output shaft 10 is installed in said output end cap 9 and the body 1 through output bearing 12, and axle sleeve 11 and output oil sealing 13 are installed on the output shaft 10, and output shaft adopts high strength alloy steel material and quenching with Subsequent tempering, and its integrated carrying ability is strengthened greatly.Input bearing 4 is tapered roller bearing with output bearing 12.Input oil sealing 5 is the fluorine rubber oil sealing with output oil sealing 13.Transmission nut 15 is the combination material of tin bronze and steel, and shell adopts steel, and inner ring is cast with tin bronze, when guaranteeing its intensity and wear resistance, has also improved the life-span and has practiced thrift cost.Worm gear is installed on the output shaft through key connecting.
The above-mentioned description to embodiment is can understand and use the utility model for ease of the those of ordinary skill of this technical field.The personnel of skilled obviously can easily make various modifications to these embodiments, and needn't pass through performing creative labour being applied among other embodiments in the General Principle of this explanation.Therefore, the utility model is not limited to the foregoing description, in the modification of being made under the situation of the category that does not break away from the utility model all within the protection domain at the utility model.
Claims (10)
1. worm and gear lift; Comprise body (1); Be provided with worm screw (3) in the body (1); Worm gear (2) and output shaft (10) is characterized in that: the input end of body (1) connects with driving arrangement through the mode of axle input, and the output terminal of body (1) connects with the driven equipment main body through transmission nut (15); Worm screw (3) and the vertical installation of output shaft (10); Worm gear (2) is installed on the output shaft (10); Screw mandrel (16) is installed in the output shaft (10), and worm screw (3) is meshed with worm gear (2).
2. worm and gear lift as claimed in claim 1 is characterized in that: body (1) is fitted with input little end cap (6), output end cap (9) and gland (14); Worm screw (3) is the structure of two-way axle input, and axle head connects through coupling and driving arrangement; The axis body two ends of output shaft (10) are installed in output end cap (9) and the body (1), and output end cap (9) is installed on body (1) one end face; The axle head of screw mandrel (16) adopts locknut (8) fixing, and transmission nut (15) is installed on the screw mandrel (16).
3. worm and gear lift as claimed in claim 1 is characterized in that: described worm screw (3) is installed in the body (1) through input bearing (4).
4. worm and gear lift as claimed in claim 2 is characterized in that: input oil sealing (5) is installed in the little end cap of described input (6); Capping (7) and output bearing (12) are installed in the described output end cap (9).
5. worm and gear lift as claimed in claim 2 is characterized in that: described screw mandrel (16) is installed in the output shaft (10) through the mode of screw thread and key connecting.
6. worm and gear lift as claimed in claim 2 is characterized in that: described output shaft (10) is installed in said output end cap (9) and the body (1) through output bearing (12), and axle sleeve (11) and output oil sealing (13) are installed on the output shaft (10).
7. like claim 3 or 4 described worm and gear lifts, it is characterized in that: described input bearing (4) and described output bearing (12) are tapered roller bearing.
8. like claim 4 or 6 described worm and gear lifts, it is characterized in that: described input oil sealing (5) and described output oil sealing (13) are the fluorine rubber oil sealing.
9. worm and gear lift as claimed in claim 2 is characterized in that: described transmission nut (15) is the combination material of tin bronze and steel, and shell is a steel, and inner ring is the tin bronze cast.
10. worm and gear lift as claimed in claim 1 is characterized in that: described worm gear (2) is installed on the output shaft (10) through key connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202182468U CN202274055U (en) | 2011-06-24 | 2011-06-24 | Worm gear and worm lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202182468U CN202274055U (en) | 2011-06-24 | 2011-06-24 | Worm gear and worm lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202274055U true CN202274055U (en) | 2012-06-13 |
Family
ID=46194416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202182468U Expired - Fee Related CN202274055U (en) | 2011-06-24 | 2011-06-24 | Worm gear and worm lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202274055U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104355261A (en) * | 2014-10-23 | 2015-02-18 | 上海市东方海事工程技术有限公司 | Self-lubrication worm gear lead screw lifting machine |
| CN105692490A (en) * | 2016-04-14 | 2016-06-22 | 中国船舶重工集团公司第七0四研究所 | Small-size large-load ball screw lift |
| CN110548792A (en) * | 2019-09-04 | 2019-12-10 | 武汉源锦卓远机械有限公司 | Grouting sleeve shear groove roll forming equipment for steel bar connection |
| CN111365576A (en) * | 2020-03-16 | 2020-07-03 | 中国人民解放军63926部队 | High-precision adjusting structure under large-load working condition |
-
2011
- 2011-06-24 CN CN2011202182468U patent/CN202274055U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104355261A (en) * | 2014-10-23 | 2015-02-18 | 上海市东方海事工程技术有限公司 | Self-lubrication worm gear lead screw lifting machine |
| CN105692490A (en) * | 2016-04-14 | 2016-06-22 | 中国船舶重工集团公司第七0四研究所 | Small-size large-load ball screw lift |
| CN110548792A (en) * | 2019-09-04 | 2019-12-10 | 武汉源锦卓远机械有限公司 | Grouting sleeve shear groove roll forming equipment for steel bar connection |
| CN111365576A (en) * | 2020-03-16 | 2020-07-03 | 中国人民解放军63926部队 | High-precision adjusting structure under large-load working condition |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20150624 |
|
| EXPY | Termination of patent right or utility model |