CN109384159B - Traction device of vertical lifting system - Google Patents
Traction device of vertical lifting system Download PDFInfo
- Publication number
- CN109384159B CN109384159B CN201710685094.4A CN201710685094A CN109384159B CN 109384159 B CN109384159 B CN 109384159B CN 201710685094 A CN201710685094 A CN 201710685094A CN 109384159 B CN109384159 B CN 109384159B
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- China
- Prior art keywords
- winding drum
- rope
- ball screw
- speed reducer
- drum frame
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/20—Chain, belt, or friction drives, e.g. incorporating sheaves of fixed or variable ratio
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/22—Planetary or differential gearings, i.e. with planet gears having movable axes of rotation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/36—Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains
- B66D1/39—Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains by means of axially-movable drums or barrels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention belongs to the technical field of mechanical traction, and particularly relates to a traction device of a vertical lifting system. Comprises a driving motor, a multi-stage speed reducer, a rope winding device, a supporting seat, a winding drum frame and a travel switch; the rope winding device is fixed on a winding drum frame, the winding drum frame is arranged on a supporting seat and can transversely move on the supporting seat, and a travel switch is fixed on the supporting seat and arranged at the maximum travel position of the winding drum frame, so that the transverse movement of the winding drum frame can be stopped in time; the driving motor is connected with the multi-stage speed reducer, and the multi-stage speed reducer is connected with the rope winding device. The invention adopts multi-stage speed reduction, the traction speed is slow and stable, the system stability is higher, the personnel configuration is reduced, and the equipment complexity is reduced; the invention can be used in the environment with similar vertical lifting requirements, has strong practicability, is easy to popularize and has great economic benefit.
Description
Technical Field
The invention belongs to the technical field of mechanical traction, and particularly relates to a traction device of a vertical lifting system.
Background
With the continuous development of science and technology, the working conditions of modern mechanical equipment are complex, and the safety of the vertical lifting field needs to be increased continuously. Various traction devices for vertical lifting are also produced in the market at present, and most of the products are very heavy and have narrow application occasions; the working environment is severe, and the reliability is poor; the vertical device has high traction speed, so that the lifting process of the drawn object is extremely unstable, and workers or other devices are usually required to be independently equipped for stabilization. Therefore, a more reliable, stable, and practical vertical traction device is becoming a direction of demand in the vertical lift field.
Disclosure of Invention
The invention aims to provide a traction device of a vertical lifting system, which overcomes the defects of various conventional traction devices.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a traction device of a vertical lifting system comprises a driving motor, a multi-stage speed reducer, a rope winding device, a supporting seat, a winding drum frame and a travel switch; the rope winding device is fixed on a winding drum frame, the winding drum frame is arranged on a supporting seat and can transversely move on the supporting seat, and a travel switch is fixed on the supporting seat and arranged at the maximum travel position of the winding drum frame, so that the transverse movement of the winding drum frame can be stopped in time; the driving motor is connected with the multi-stage speed reducer, and the multi-stage speed reducer is connected with the rope winding device.
The winding drum frame is fixed with a sliding block, the supporting seat is fixed with a guide rail, and the sliding block can transversely move on the guide rail.
The multi-stage speed reducer is formed by connecting a gear speed reducer, a worm speed reducer and a planetary speed reducer in series, the driving motor comprises a first direct current servo motor and a second motor which are connected in parallel, and a shaft gear of the first motor and a shaft gear of the second motor are simultaneously connected with an input shaft gear of the gear speed reducer in parallel.
The rope winding device comprises a winding drum, a steel wire rope, a rope clamp, a synchronous belt shell, a ball screw, a nut fixing seat, a first belt wheel, a synchronous belt and a second belt wheel; the ball screw, the nut and the nut fixing seat form a screw nut mechanism, the nut is fixed on the nut fixing seat, the nut fixing seat is fixed on the supporting seat, the ball screw penetrates through the nut, and two ends of the ball screw are supported by bearings on the drum frame; the first belt wheel, the synchronous belt and the second belt wheel form a synchronous belt wheel mechanism, the first belt wheel is connected to an output end cover of the winding drum, the second belt wheel is connected to one end of the ball screw, an output shaft of the planetary reducer is connected with an input end cover of the winding drum, the output shaft of the planetary reducer drives the winding drum to rotate, the output end cover of the winding drum drives the first belt wheel to rotate, the first belt wheel transmits power to the second belt wheel through the synchronous belt, and the second belt wheel transmits power to the; the reel is arranged on the reel frame, the reel is provided with a rope clamp, and the beginning end of the steel wire rope is clamped on the reel through the rope clamp.
The winding drum frame is provided with a synchronous belt shell, and the belt wheel I, the synchronous belt and the belt wheel II are located inside the synchronous belt shell.
The first belt wheel is connected to the output end cover of the winding drum through a key.
The belt wheel two-way is connected with one end of the ball screw through a key.
The lower end of the rope clamp is in a shape of a copying arc, and threaded holes are formed in the rope clamp and the winding drum to fasten the steel wire rope; the rope clamp simultaneously clamps two steel wire ropes, and 5 rope clamps are arranged in one circumferential direction of the winding drum.
The transverse movement that the ball screw drives the winding drum frame to match with the winding drum rope is realized by the tooth number of the belt wheel I and the belt wheel II, so that the steel wire ropes are compactly arranged on the winding drum.
The winding drum carries out the wire winding and unwinding process by receiving the positive and negative rotation of the output shaft of the planetary reducer, and simultaneously, the ball screw rotates positively and negatively, so that the rotation of the ball screw is converted into the transverse motion of the winding drum frame.
The beneficial effects obtained by the invention are as follows:
(1) the traction device of the vertical lifting system is simultaneously connected with the two servo motors, and each motor can be independently used as a standby motor, so that at least one motor is connected into the system, and the system has high reliability.
(2) The traction device of the vertical lifting system is provided with a worm gear reducer, so that the system can realize self-locking under the condition of power failure, and the safety can be greatly increased.
(3) The traction device of the vertical lifting system adopts multi-stage speed reduction, the traction speed is slow and stable, the system stability is high, the personnel allocation is reduced, and the equipment complexity is reduced.
(4) The traction device of the vertical lifting system adopts the synchronous belt wheel and the lead screw nut mechanism to be matched with the rope winding device to do transverse movement, so that the angle between the steel wire rope and the middle surface of the guide wheel on a subsequent component can be better ensured when the steel wire rope is retracted and released.
(5) The traction device of the vertical lifting system is small in size, can be used in the environment with similar vertical lifting requirements, is high in practicability and easy to popularize, and has great economic benefits.
Drawings
FIG. 1 is a general block diagram of a traction device of a vertical lift system;
FIG. 2 is a detailed block diagram of the traction device of the vertical lift system;
FIG. 3 is a cross-sectional view of a cord winder of a traction device of the vertical lift system;
fig. 4 is a diagram showing the connection of a motor and a reducer of a traction device of the vertical lift system.
FIG. 5 is a schematic illustration of the wire rope attachment of the traction device of the vertical lift system;
in the figure: 1. a drive motor; 2. a multi-stage reducer; 3. a rope winding device; 4. a supporting seat; 5. a reel frame; 6. a travel switch; 7. a gear reducer; 8. a worm gear reducer; 9. a planetary reducer; 10. a reel; 11. a wire rope; 12. rope clips; 13. a slider; 14. a guide rail; 15. a synchronous belt shell; 16. a ball screw; 17. a nut; 18. a nut fixing seat; 19. an output shaft of the planetary reducer; 20. a first belt wheel; 21. a synchronous belt; 22. a second belt wheel; 23. a shaft gear of the motor I; 24. an input shaft gear of the gear reducer; 25. and a shaft gear of the second motor.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
As shown in fig. 1 to 5, the traction apparatus of the vertical lifting system of the present invention includes a driving motor 1, a multi-stage reducer 2, a rope winding apparatus 3, a support base 4, a reel holder 5, and a travel switch 6; the rope winding device 3 is fixed on a winding drum frame 5, the winding drum frame 5 is arranged on a supporting seat 4 and can transversely move on the supporting seat 4, and a travel switch 6 is fixed on the supporting seat 4 and is arranged at the maximum travel position of the winding drum frame 5, so that the transverse movement of the winding drum frame 5 can be stopped in time.
The multi-stage speed reducer 2 is formed by connecting a gear speed reducer 7, a worm gear speed reducer 8 and a planetary speed reducer 9 in series, the driving motor 1 comprises a first direct-current servo motor and a second motor which are connected in parallel, and a shaft gear 23 of the first motor and a shaft gear 25 of the second motor are simultaneously connected with an input shaft gear 24 of the gear speed reducer in parallel.
The rope winding device 3 comprises a winding drum 10, a steel wire rope 11, a rope clamp 12, a sliding block 13, a guide rail 14, a synchronous belt shell 15, a ball screw 16, a nut 17, a nut fixing seat 18, a first belt wheel 20, a synchronous belt 21 and a second belt wheel 22; the ball screw 16, nut 17 and nut fixing seat 18 constitute a screw nut mechanism, nut 17 is fixed on nut fixing seat 18, nut fixing seat 18 is fixed on supporting seat 4, ball screw 16 passes nut 17, ball screw 16 both ends all lean on the bearing support on reel frame 5, band pulley one 20 is through the key-type connection on reel 10, band pulley two 22 is through the key-type connection in ball screw 16's one end, band pulley one 20, hold-in range 21 and band pulley two 22 constitute synchronous belt mechanism, planetary reducer output shaft 19 is connected with the input end cover of reel 10 through the bolt, the output end cover of reel 10 drives band pulley one 20 to rotate through the key-type connection, band pulley one 20 passes through hold-in range 21 with power and passes to band pulley two 22, band pulley two 22 passes through the key-type connection with power transmission to screw 16 equally, screw nut mechanism and synchronous belt mechanism cooperation individual.
The winding drum 10 is arranged on the winding drum frame 5, the winding drum 10 is provided with a rope clamp 12, the starting end of the steel wire rope 11 is clamped on the winding drum 10 through the rope clamp 12, one end of the winding drum 10 is connected with an output shaft 19 of the planetary reducer, and the output shaft 19 of the planetary reducer drives the winding drum 10 to rotate so as to carry out the wire winding and unwinding process; a synchronous belt shell 15 is arranged on the winding drum frame 5, a first belt wheel 20, a synchronous belt 21 and a second belt wheel 22 are located inside the synchronous belt shell 15, a sliding block 13 is fixed on the winding drum frame 5, a guide rail 14 is fixed on the supporting seat 4, and the sliding block 13 can transversely move on the guide rail 14.
The lower end of the rope clamp 12 is in a shape of a profiling arc, so that the steel wire rope 11 can be clamped without slipping, and threaded holes are formed in the rope clamp 12 and the winding drum 10 to play a role in fastening the steel wire rope 11. The rope clamp 12 simultaneously clamps two strands of the steel wire rope 11, and 5 rope clamps 12 are arranged in one circumferential direction of the winding drum 10 to enhance reliability.
The number of teeth of the first belt pulley 20 and the second belt pulley 22 is set to realize that the ball screw 16 drives the reel frame 5 to match with the transverse movement of the reel 10, so that the steel wire ropes 11 are compactly arranged on the reel 10. The winding drum 10 performs a wire winding and unwinding process by receiving the forward and reverse rotation of the output shaft of the multi-stage speed reducer 2, and simultaneously, the ball screw 16 is rotated forward and reverse, so that the rotation of the ball screw 16 is converted into the transverse movement of the slider 13 fixed on the winding drum frame 5 on the guide rail 14, thereby realizing the transverse movement of the winding drum frame 5.
Claims (8)
1. A traction device of a vertical lifting system is characterized in that: comprises a driving motor (1), a multi-stage speed reducer (2), a rope winding device (3), a supporting seat (4), a winding drum rack (5) and a travel switch (6); the rope winding device (3) is fixed on a winding drum frame (5), the winding drum frame (5) is arranged on the supporting seat (4) and can transversely move on the supporting seat (4), and the travel switch (6) is fixed on the supporting seat (4) and arranged at the maximum travel position of the winding drum frame (5) so that the winding drum frame (5) can transversely move and stop in time; the driving motor (1) is connected with the multi-stage speed reducer (2), and the multi-stage speed reducer (2) is connected with the rope winding device (3);
the multi-stage speed reducer (2) is formed by connecting a gear speed reducer (7), a worm gear speed reducer (8) and a planetary speed reducer (9) in series, the driving motor (1) comprises a first direct-current servo motor and a second motor which are connected in parallel, and a shaft gear (23) of the first motor and a shaft gear (25) of the second motor are simultaneously connected with an input shaft gear (24) of the gear speed reducer in parallel;
the rope winding device (3) comprises a winding drum (10), a steel wire rope (11), a rope clamp (12), a synchronous belt shell (15), a ball screw (16), a nut (17), a nut fixing seat (18), a first belt wheel (20), a synchronous belt (21) and a second belt wheel (22); the ball screw (16), the nut (17) and the nut fixing seat (18) form a screw-nut mechanism, the nut (17) is fixed on the nut fixing seat (18), the nut fixing seat (18) is fixed on the supporting seat (4), the ball screw (16) penetrates through the nut (17), and two ends of the ball screw (16) are supported by bearings on the winding drum frame (5); the synchronous belt pulley mechanism is composed of a first belt pulley (20), a synchronous belt (21) and a second belt pulley (22), the first belt pulley (20) is connected to an output end cover of the winding drum (10), the second belt pulley (22) is connected to one end of the ball screw (16), an output shaft (19) of the planetary reducer is connected with an input end cover of the winding drum (10), the winding drum (10) is driven to rotate by the output shaft (19), the output end cover of the winding drum (10) covers the first belt pulley (20) to rotate, the first belt pulley (20) transmits power to the second belt pulley (22) through the synchronous belt (21), and the second belt pulley (22) transmits the power to the ball screw (16); the winding drum (10) is arranged on the winding drum frame (5), the rope clamp (12) is arranged on the winding drum (10), and the initial end of the steel wire rope (11) is clamped on the winding drum (10) through the rope clamp (12).
2. Traction means for a vertical hoisting system according to claim 1, characterized in that: the winding drum frame (5) is fixed with a sliding block (13), the supporting seat (4) is fixed with a guide rail (14), and the sliding block (13) can transversely move on the guide rail (14).
3. Traction means for a vertical hoisting system according to claim 1, characterized in that: the winding drum frame (5) is provided with a synchronous belt shell (15), and a first belt wheel (20), a synchronous belt (21) and a second belt wheel (22) are located inside the synchronous belt shell (15).
4. Traction means for a vertical hoisting system according to claim 1, characterized in that: the first belt wheel (20) is connected to the output end cover of the winding drum (10) through a key.
5. Traction means for a vertical hoisting system according to claim 1, characterized in that: the second belt wheel (22) is connected with one end of the ball screw (16) through a key.
6. Traction means for a vertical hoisting system according to claim 1, characterized in that: the lower end of the rope clamp (12) is in a shape of a copying arc, and threaded holes are formed in the rope clamp (12) and the winding drum (10) to fasten the steel wire rope (11); the rope clamps (12) simultaneously clamp two steel wire ropes (11), and 5 rope clamps (12) are arranged in one circumferential direction of the winding drum (10).
7. Traction means for a vertical hoisting system according to claim 1, characterized in that: the transverse movement that the ball screw (16) drives the winding drum frame (5) to be matched with the winding drum (10) to wind the rope is realized by arranging the teeth of the belt wheel I (20) and the belt wheel II (22), so that the steel wire ropes (11) are compactly arranged on the winding drum (10).
8. Traction means for a vertical hoisting system according to claim 1, characterized in that: the winding drum (10) carries out a wire winding and unwinding process by receiving the positive and negative rotation of the output shaft (19) of the planetary reducer, and simultaneously enables the ball screw (16) to rotate positively and negatively, so that the rotation of the ball screw (16) is converted into the transverse motion of the winding drum frame (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710685094.4A CN109384159B (en) | 2017-08-11 | 2017-08-11 | Traction device of vertical lifting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710685094.4A CN109384159B (en) | 2017-08-11 | 2017-08-11 | Traction device of vertical lifting system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109384159A CN109384159A (en) | 2019-02-26 |
| CN109384159B true CN109384159B (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710685094.4A Active CN109384159B (en) | 2017-08-11 | 2017-08-11 | Traction device of vertical lifting system |
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| Country | Link |
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| CN (1) | CN109384159B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855644A (en) * | 2022-03-25 | 2022-08-05 | 浙江恒炜建设集团有限公司 | Bridge main tower structure convenient to maintain and construction method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201147840Y (en) * | 2007-12-28 | 2008-11-12 | 亨特尔(天津)科技开发有限公司 | High-precision synchronous belt lifting mechanism |
| CN101941628A (en) * | 2010-09-13 | 2011-01-12 | 浙江西子富沃德电机有限公司 | Elevator tractor |
| CN201809098U (en) * | 2010-08-26 | 2011-04-27 | 南通亚威机械制造有限公司 | Automatic stroke controlled winch |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204384789U (en) * | 2014-12-17 | 2015-06-10 | 北京赛德高科铁道电气科技有限责任公司 | A kind of jacking system of pantograph test bench |
| CN206529237U (en) * | 2017-03-09 | 2017-09-29 | 浙江嘉兴中达建设有限公司 | A kind of hoist engine |
-
2017
- 2017-08-11 CN CN201710685094.4A patent/CN109384159B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201147840Y (en) * | 2007-12-28 | 2008-11-12 | 亨特尔(天津)科技开发有限公司 | High-precision synchronous belt lifting mechanism |
| CN201809098U (en) * | 2010-08-26 | 2011-04-27 | 南通亚威机械制造有限公司 | Automatic stroke controlled winch |
| CN101941628A (en) * | 2010-09-13 | 2011-01-12 | 浙江西子富沃德电机有限公司 | Elevator tractor |
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| Publication number | Publication date |
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| CN109384159A (en) | 2019-02-26 |
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