CN203929387U - The transmission accuracy pick-up unit of precise planetary reducer - Google Patents
The transmission accuracy pick-up unit of precise planetary reducer Download PDFInfo
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- CN203929387U CN203929387U CN201420387084.4U CN201420387084U CN203929387U CN 203929387 U CN203929387 U CN 203929387U CN 201420387084 U CN201420387084 U CN 201420387084U CN 203929387 U CN203929387 U CN 203929387U
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Abstract
The utility model discloses a kind of transmission accuracy pick-up unit of precise planetary reducer, comprise fuselage and be arranged at drive motor and the detecting unit on fuselage; Detecting unit comprises speed end angular transducer, low speed end angular transducer and signal receiving and processing device, transmission shaft one end of speed end angular transducer coordinates with the transmission of drive motor output shaft, the input shaft of the other end and tested speed reduction unit is axially in transmission connection, the input shaft of low speed end angular transducer and the output shaft of tested speed reduction unit are axially in transmission connection, and signal receiving and processing device is connected with speed end angular transducer and low speed end angular transducer respectively; Use continuous drive to realize the detection to the small driving error of precise planetary reducer, there is fitting operation easy, measuring accuracy is high, good stability and detection efficiency high, meet industrial robot, Aero-Space, national defense and military, test and the testing requirement of industrial automation to the high transmission accuracy characteristic of precise planetary reducer completely.
Description
Technical field
The utility model relates to precision gear transmission performance fields of measurement, particularly a kind of transmission accuracy pick-up unit of precise planetary reducer.
Background technology
Along with improving constantly of China's engineering and manufacturing technology level and automated control technology level, industry-by-industry is had higher requirement to the performance of speed reduction unit.In recent years, precise planetary reducer is with advantages such as its high precision, large speed ratios, as New-type cycloidal planetary reduction gear, RV speed reduction unit etc., be widely used in the fields such as industrial robot, Aero-Space, national defense and military, industrial automation, and the height of precise planetary reducer transmission accuracy directly affects the control accuracy of driving-chain, thereby affect performance and the precision of whole terminal.At present the transmission accuracy of precision speed reduction device is also tested and detected the specialized equipment of unification, complete set, conventional method is to build or combine installation testing platform.This test mode conventionally needs repeatedly frock and has adjusted, and axial line linearity precision is low, and repeatability can not ensure, debug time is long, electromechanical integration degree deficiency, and testing efficiency is low.
Utility model content
In view of this, the utility model provides a kind of transmission accuracy pick-up unit of precise planetary reducer, easy to operate, can measure truly, accurately and the driving error that calculates precise planetary reducer.
The transmission accuracy pick-up unit of precise planetary reducer of the present utility model, comprises fuselage and is arranged at drive motor and the detecting unit on fuselage; Detecting unit comprises speed end angular transducer, low speed end angular transducer and signal receiving and processing device, transmission shaft one end of speed end angular transducer coordinates with the transmission of drive motor output shaft, the input shaft of the other end and tested speed reduction unit is axially in transmission connection, the input shaft of low speed end angular transducer and the output shaft of tested speed reduction unit are axially in transmission connection, and signal receiving and processing device is connected with speed end angular transducer and low speed end angular transducer respectively.
Further, fuselage is H shape structure, on it, be provided with motor riser, speed end angular transducer installation riser, tested speed reduction unit installation riser and low speed end angular transducer installation riser are installed, each install riser all with the moulding of fuselage integrally casting, each is installed on riser and is provided with a parts mounting hole, and the equal one-time positioning of all parts mounting holes is processed into.
Further, install between riser and be provided with casting reinforcing rib.
Further, tested speed reduction unit is installed the detachable tested speed reduction unit mounting disc arranging of riser by one with tested speed reduction unit and is installed on fuselage, and tested speed reduction unit mounting disc comprises mounting disc body and speed reduction unit mounting interface.
Further, also comprise the first shaft coupling, the second shaft coupling and the 3rd shaft coupling, drive motor output shaft is connected with the transmission shaft of speed end angular transducer by the first shaft coupling, tested reducer input shaft is connected with the transmission shaft of speed end angular transducer by the second shaft coupling, and the input shaft of low speed end angular transducer is connected with tested reducer output shaft by the 3rd shaft coupling.
Further, the transmission shaft of speed end angular transducer is installed on speed end angular transducer by a rolling bearing I in the mode that can rotate around self axis riser is installed.
Further, the input shaft of low speed end angular transducer is installed on low speed end angular transducer by a rolling bearing II in the mode that can rotate around self axis riser is installed.
The beneficial effects of the utility model: the transmission accuracy pick-up unit of precise planetary reducer of the present utility model, adopt monoblock type airframe structure, use continuous drive to realize the detection to the small driving error of precise planetary reducer, pick-up unit is taked speed end driven by servomotor, the mode of tested speed reduction unit input and output two ends angle signal collection is worked, there is fitting operation easy, measuring accuracy is high, good stability and detection efficiency high, meet industrial robot completely, Aero-Space, national defense and military, test and the testing requirement of industrial automation to the high transmission accuracy characteristic of precise planetary reducer.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model blast structural representation.
Embodiment
As shown in the figure: the transmission accuracy pick-up unit of the precise planetary reducer of the present embodiment, comprises fuselage 1 and be arranged at drive motor 2 and the detecting unit on fuselage 1;
Detecting unit comprises speed end angular transducer 3, low speed end angular transducer 4 and signal receiving and processing device, transmission shaft 5 one end of speed end angular transducer coordinate with drive motor 2 output shaft transmissions, the input shaft of the other end and tested speed reduction unit 6 is axially in transmission connection, the input shaft 7 of low speed end angular transducer is axially in transmission connection with the output shaft 17 of tested speed reduction unit 6, and signal receiving and processing device is connected with speed end angular transducer 3 and low speed end angular transducer 4 respectively; Speed end angular transducer 3 and low speed end angular transducer 4 are for detection of the rotational angle of tested speed reduction unit 6 input shaft and output shaft under driven by servomotor; Certainly, detecting unit also comprises computing machine, and signal receiving and processing device receives the signal of two angular transducers and is transferred to computing machine and processes, and calculates the driving error of described tested speed reduction unit 6, and transmission accuracy is assessed; In addition, on the horizontal axis line in the scope that the centre of gyration of servomotor, speed end angular transducer 3, tested speed reduction unit 6 and low speed end angular transducer 4 all allows in same deviation.In the present embodiment, drive motor 2 is servomotor, and speed end angular transducer 3 is high-precision rotary encoder, and low speed end angular transducer 4 is high precision incremental angle encoder.
In the present embodiment, fuselage 1 is H shape structure, on it, be provided with motor riser 8, speed end angular transducer installation riser 9, tested speed reduction unit installation riser 10 and low speed end angular transducer installation riser 11 are installed, each install riser all with the moulding of fuselage integrally casting, each is installed on riser and is provided with a parts mounting interface, and the equal one-time positioning of all parts mounting interfaces is processed into; Fuselage 1 adopts casting to be processed into, and is Horizontal type mechanism, along direction of axis line, parts mounting interface is set, and each parts are put into rear location and installation along horizontal axis line direction; Be parallel to direction of axis line in fuselage 1 both sides and be provided with reference plane, be convenient to the installment and debugging of checkout equipment; Monoblock type processing, on lathe, there is the parts mounting hole of high alignment along the processing of horizontal axis line one-step installation, each parts mounting hole is that one-time positioning is installed, higher axial line linearity and the right alignment of each mounting hole are ensured, anti-interference and the stability of checkout equipment itself are effectively improved, ensure the alignment after each parts are installed, measuring error reduced to have played certain effect; Each installation riser and fuselage 1 main body are U-shaped connecting sewing, and fuselage 1 main body is H shape structure, and riser bottom is installed for each and fuselage 1 top casting forms U-shaped syndeton.
In the present embodiment, respectively install and between riser, be provided with casting reinforcing rib; Compare and original combined type proving installation, improved Ability of Resisting Disturbance and the stability of equipment, ensured the alignment of each parts mounting interface.
In the present embodiment, tested speed reduction unit 6 is installed the detachable tested speed reduction unit mounting disc arranging of riser 10 by one with tested speed reduction unit and is installed on fuselage 1, and tested speed reduction unit mounting disc comprises mounting disc body 12 and speed reduction unit mounting interface 12a; Tested speed reduction unit 6 mounting discs that removably connect due to setting, the transmission accuracy that installing port in tested speed reduction unit 6 mounting discs can meet the precise planetary reducer of different series and model within the scope of certain size detects, easy and simple to handle, improved the utilization factor of measuring resource simultaneously.
In the present embodiment, also comprise the first shaft coupling 13, the second shaft coupling 14 and the 3rd shaft coupling 15, drive motor 2 output shafts are connected with the transmission shaft 5 of speed end angular transducer by the first shaft coupling 13, tested speed reduction unit 6 input shafts are connected with the transmission shaft 5 of speed end angular transducer by the second shaft coupling, and the input shaft 7 of low speed end angular transducer is connected with tested speed reduction unit 6 output shafts by the 3rd shaft coupling 15.
In the present embodiment, the transmission shaft 5 of speed end angular transducer is installed on speed end angular transducer 3 by a rolling bearing I 16 in the mode that can rotate around self axis riser is installed; The transmission shaft of speed end angular transducer 3 and rolling bearing I are in circumferencial direction secure fit, the transmission shaft that ensures tested speed reduction unit 6 input shafts and speed end angular transducer 3 has enough supportings, reduce the axial line disturbance that the cardan-shaft suspension deficiency of speed end angular transducer 3 causes, reduced the angle signal sampling distortion that the transmission shaft disturbance of speed end angular transducer 3 causes.
In the present embodiment, the input shaft 7 of low speed end angular transducer is installed on low speed end angular transducer 4 by a rolling bearing II in the mode that can rotate around self axis riser is installed; The input shaft of low speed end angular transducer 4 and rolling bearing II are in circumferencial direction secure fit, the input shaft that ensures tested speed reduction unit 6 output shafts and low speed end angular transducer 4 has enough supportings, reduce the not enough axial line disturbance causing of input shaft supporting of low speed end angular transducer 4, reduced the angle signal sampling distortion that the input shaft disturbance of low speed end angular transducer 4 causes.
In a word, detecting according to the precise planetary reducer transmission accuracy pick-up unit of the embodiment of the present invention precision cycloid decelerator driving error obtaining is more of practical significance, systematic error and stochastic error that original measurement device weak point causes are reasonably reduced, reflect more accurately the transmission accuracy characteristic of cycloidal reducer, improve the efficiency detecting simultaneously, be conducive to the industrialized development of experimental study and precise planetary reducer.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (7)
1. a transmission accuracy pick-up unit for precise planetary reducer, is characterized in that: comprise fuselage and be arranged at drive motor and the detecting unit on fuselage;
Described detecting unit comprises speed end angular transducer, low speed end angular transducer and signal receiving and processing device, transmission shaft one end of speed end angular transducer coordinates with the transmission of drive motor output shaft, the input shaft of the other end and tested speed reduction unit is axially in transmission connection, the input shaft of low speed end angular transducer and the output shaft of tested speed reduction unit are axially in transmission connection, and described signal receiving and processing device is connected with described speed end angular transducer and described low speed end angular transducer respectively.
2. the transmission accuracy pick-up unit of precise planetary reducer according to claim 1, it is characterized in that: described fuselage is H shape structure, on it, be provided with motor riser, speed end angular transducer installation riser, tested speed reduction unit installation riser and low speed end angular transducer installation riser are installed, each install riser all with the moulding of fuselage integrally casting, each is installed on riser and is provided with a parts mounting hole, and the equal one-time positioning of all parts mounting holes is processed into.
3. the transmission accuracy pick-up unit of precise planetary reducer according to claim 2, is characterized in that: between described installation riser, be provided with casting reinforcing rib.
4. the transmission accuracy pick-up unit of precise planetary reducer according to claim 3, it is characterized in that: tested speed reduction unit is installed the detachable tested speed reduction unit mounting disc arranging of riser by one with tested speed reduction unit and is installed on fuselage, and described tested speed reduction unit mounting disc comprises mounting disc body and speed reduction unit mounting interface.
5. the transmission accuracy pick-up unit of precise planetary reducer according to claim 4, it is characterized in that: also comprise the first shaft coupling, the second shaft coupling and the 3rd shaft coupling, drive motor output shaft is connected with the transmission shaft of speed end angular transducer by the first shaft coupling, tested reducer input shaft is connected with the transmission shaft of speed end angular transducer by the second shaft coupling, and the input shaft of low speed end angular transducer is connected with tested reducer output shaft by the 3rd shaft coupling.
6. the transmission accuracy pick-up unit of precise planetary reducer according to claim 5, is characterized in that: the transmission shaft of described speed end angular transducer is installed on speed end angular transducer by a rolling bearing I in the mode that can rotate around self axis riser is installed.
7. the transmission accuracy pick-up unit of precise planetary reducer according to claim 6, is characterized in that: the input shaft of described low speed end angular transducer is installed on low speed end angular transducer by a rolling bearing II in the mode that can rotate around self axis riser is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420387084.4U CN203929387U (en) | 2014-07-14 | 2014-07-14 | The transmission accuracy pick-up unit of precise planetary reducer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420387084.4U CN203929387U (en) | 2014-07-14 | 2014-07-14 | The transmission accuracy pick-up unit of precise planetary reducer |
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| CN203929387U true CN203929387U (en) | 2014-11-05 |
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| CN201420387084.4U Expired - Fee Related CN203929387U (en) | 2014-07-14 | 2014-07-14 | The transmission accuracy pick-up unit of precise planetary reducer |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406790A (en) * | 2014-11-20 | 2015-03-11 | 泰尔重工股份有限公司 | Static load test bench of overload couplers |
| CN105424360A (en) * | 2015-11-30 | 2016-03-23 | 华东交通大学 | Detection method for transmission accuracy of rotary motion |
| CN106769022A (en) * | 2017-01-23 | 2017-05-31 | 重庆大学 | Decelerator transmission performance test device |
| CN106769021A (en) * | 2017-01-15 | 2017-05-31 | 吉林大学 | A kind of industrial robot power unit reliability test bench |
| CN106856384A (en) * | 2015-12-08 | 2017-06-16 | 上海宇航***工程研究所 | Big flexible load servo-control system test and evaluation device |
| CN107300468A (en) * | 2017-06-28 | 2017-10-27 | 重庆大学 | The quiet dynamic measurement device of precise planetary reducer angular transmission error and its measuring method |
| CN107884185A (en) * | 2017-11-13 | 2018-04-06 | 哈尔滨工业大学 | Single-stage double helical tooth planetary drive dynamics features Testbed |
| CN108918142A (en) * | 2017-11-07 | 2018-11-30 | 成都双创时代科技有限公司 | A kind of robot RV speed reducer full-automatic testing instrument |
| CN110132577A (en) * | 2019-05-29 | 2019-08-16 | 河北科技大学 | Gearbox drive performance detecting system and gearbox drive method for testing performance |
| CN111307447A (en) * | 2019-11-29 | 2020-06-19 | 重庆大学 | Bending rigidity testing system for parallel shaft output speed reducer |
| WO2020181649A1 (en) * | 2019-03-08 | 2020-09-17 | 天津大学 | High-precision comprehensive performance test instrument for precise speed reducer for robot |
-
2014
- 2014-07-14 CN CN201420387084.4U patent/CN203929387U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406790A (en) * | 2014-11-20 | 2015-03-11 | 泰尔重工股份有限公司 | Static load test bench of overload couplers |
| CN104406790B (en) * | 2014-11-20 | 2017-05-17 | 泰尔重工股份有限公司 | Static load test bench of overload couplers |
| CN105424360A (en) * | 2015-11-30 | 2016-03-23 | 华东交通大学 | Detection method for transmission accuracy of rotary motion |
| CN106856384A (en) * | 2015-12-08 | 2017-06-16 | 上海宇航***工程研究所 | Big flexible load servo-control system test and evaluation device |
| CN106769021A (en) * | 2017-01-15 | 2017-05-31 | 吉林大学 | A kind of industrial robot power unit reliability test bench |
| CN106769022A (en) * | 2017-01-23 | 2017-05-31 | 重庆大学 | Decelerator transmission performance test device |
| CN107300468A (en) * | 2017-06-28 | 2017-10-27 | 重庆大学 | The quiet dynamic measurement device of precise planetary reducer angular transmission error and its measuring method |
| CN108918142A (en) * | 2017-11-07 | 2018-11-30 | 成都双创时代科技有限公司 | A kind of robot RV speed reducer full-automatic testing instrument |
| CN107884185A (en) * | 2017-11-13 | 2018-04-06 | 哈尔滨工业大学 | Single-stage double helical tooth planetary drive dynamics features Testbed |
| CN107884185B (en) * | 2017-11-13 | 2019-10-25 | 哈尔滨工业大学 | Single-stage double helical tooth planetary drive dynamics features Testbed |
| WO2020181649A1 (en) * | 2019-03-08 | 2020-09-17 | 天津大学 | High-precision comprehensive performance test instrument for precise speed reducer for robot |
| CN110132577A (en) * | 2019-05-29 | 2019-08-16 | 河北科技大学 | Gearbox drive performance detecting system and gearbox drive method for testing performance |
| CN110132577B (en) * | 2019-05-29 | 2020-11-06 | 河北科技大学 | Gearbox transmission performance detection system and gearbox transmission performance detection method |
| CN111307447A (en) * | 2019-11-29 | 2020-06-19 | 重庆大学 | Bending rigidity testing system for parallel shaft output speed reducer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Tailong Decelerating Machine Co., Ltd., Jiangsu Assignor: Chongqing University Contract record no.: 2015320000085 Denomination of utility model: Transmission precision detection device of precision planetary reducer Granted publication date: 20141105 License type: Exclusive License Record date: 20150319 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20160714 |
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| CF01 | Termination of patent right due to non-payment of annual fee |