CN109632298B - Loading and unloading test system for clutch bearing - Google Patents
Loading and unloading test system for clutch bearing Download PDFInfo
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- CN109632298B CN109632298B CN201811588953.9A CN201811588953A CN109632298B CN 109632298 B CN109632298 B CN 109632298B CN 201811588953 A CN201811588953 A CN 201811588953A CN 109632298 B CN109632298 B CN 109632298B
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- loading
- unloading
- contactor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/022—Power-transmitting couplings or clutches
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a loading and unloading test system of a clutch bearing, which comprises a speed reducing motor and a speed regulating circuit, wherein the speed reducing motor is used for installing a test bearing on the output end of the speed regulating circuit, the speed regulating circuit comprises a transformer, a frequency converter, a loading adjustable resistor, an unloading adjustable resistor, a loading signal switch, an unloading signal switch, a loading contactor and an unloading contactor, the loading adjustable resistor and the unloading adjustable resistor are connected in parallel at two ends of the output side of the transformer, the adjusting end of the loading adjustable resistor is connected with the speed regulating control end of the frequency converter through a first normally open contact of the loading contactor, the adjusting end of the unloading adjustable resistor is connected with the speed regulating control end of the frequency converter through a first normally open contact of the unloading contactor, and the output end of the frequency converter is connected with the speed reducing motor. Therefore, the aim of simulating the actual operation condition of the clutch bearing is achieved.
Description
Technical Field
The invention relates to a bearing test system, in particular to a loading and unloading test system of a clutch bearing.
Background
The actual operation condition of the clutch comprises two parts of separation and combination, and the two parts are carried out at two different speeds, namely the separation is fast and the combination is slow; at present, when people test bearings on the clutch, loading and unloading are usually carried out at the same speed, so that the existing test system does not achieve the purpose of simulating the actual operation condition of the clutch.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a loading and unloading test system of a clutch bearing, which can set different loading and unloading rates so as to realize the aim of simulating the actual operation condition of the clutch bearing.
In order to achieve the purpose, the invention provides a loading and unloading test system of a clutch bearing, which comprises a speed reducing motor and a speed regulating circuit, wherein the speed reducing motor is used for installing the test bearing on the output end of the speed regulating circuit, the speed regulating circuit comprises a transformer, a frequency converter, a loading adjustable resistor, an unloading adjustable resistor, a loading signal switch, an unloading signal switch, a loading contactor and an unloading contactor, the loading adjustable resistor and the unloading adjustable resistor are connected in parallel at two ends of the output side of the transformer, the adjusting end of the loading adjustable resistor is connected with the speed regulating control end of the frequency converter through a first normally open contact of the loading contactor, the adjusting end of the unloading adjustable resistor is connected with the speed regulating control end of the frequency converter through a first normally open contact of the unloading contactor, the output end of the frequency converter is connected with the speed reducing motor, a second normally open contact of the loading contactor is connected with the normally open contact of the loading signal switch in parallel and then is normally closed with a contact of the unloading contactor and is connected with a coil of the loading contactor in series, and the second normally open contact of the unloading contactor is connected in parallel with the normally closed contact of the loading contactor and the coil of the unloading contactor after being connected in parallel, and is connected in parallel with the normally closed contact of the loading contactor and the coil of the unloading contactor after being connected in series, and the second normally open contact of the unloading contactor and the normally open contact of the unloading signal switch are connected in parallel at two ends of the output side of the transformer after being connected in series, and the output end of the speed reducing motor is also provided with a trigger piece for controlling the normally open contact of the loading signal switch or the unloading signal switch to be closed.
The invention has the beneficial effects that: during testing, a tested bearing is arranged on the output end of the speed reducing motor, the input end of the transformer is connected with an external power supply, the speed reducing motor is started and drives the tested bearing and the trigger piece to rotate, when the trigger piece is triggered and controls the normally open contact of the loading signal switch to be closed, the coil of the loading contactor is electrified, the first normally open contact and the second normally open contact of the loading contactor are closed, and the normally closed contact of the loading contactor is opened, so that the frequency converter controls the output of the speed reducing motor according to the loading rate; similarly, when the trigger piece is triggered and the normally open contact of the unloading signal switch is controlled to be closed, the coil of the unloading contactor is electrified, the first normally open contact and the second normally open contact of the unloading contactor are closed along with the coil, and the normally closed contact of the unloading contactor is disconnected, so that the frequency converter controls the output of the speed reducing motor according to the unloading rate, the speed reducing motor is enabled to operate repeatedly in different switching rates, and the purpose of simulating the actual operation working condition of the clutch bearing is achieved.
The invention can be further set that the trigger part comprises a radial extension end arranged on the output shaft of the speed reducing motor, and a loading signal sensor and an unloading signal sensor which are used for sensing the radial extension end, wherein the loading signal sensor and the unloading signal sensor are respectively arranged at the two radial ends of the output shaft of the speed reducing motor, the loading signal sensor is connected with the loading signal switch, and the normally open contact of the loading signal switch is controlled to be closed when the radial extension end is sensed; the unloading signal sensor is connected with the unloading signal switch and controls the normally open contact of the unloading signal switch to be closed when the radial extending end is sensed.
The radial extension end rotates along with the output shaft of the speed reducing motor, and when the radial extension end rotates to one side of the loading signal sensor, the loading signal sensor senses the radial extension end and controls the normally open contact of the loading signal switch to be closed; when the radial extension end rotates to one side of the unloading signal sensor, the unloading signal sensor senses the radial extension end and controls the normally open contact of the unloading signal switch to be closed, and therefore the unloading signal switch is simple in structure and reliable in operation.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Detailed Description
As shown in fig. 1, a loading and unloading test system of a clutch bearing is provided, which includes a deceleration motor 1 for mounting a test bearing on an output end 11 thereof, and a speed regulating circuit, where the speed regulating circuit includes a transformer TC, a frequency converter 2, a loading adjustable resistor RP1, an unloading adjustable resistor RP2, a loading signal switch SP1, an unloading signal switch SP2, a loading contactor KM1, and an unloading contactor KM2, the loading adjustable resistor RP1 and the unloading adjustable resistor RP2 are both connected in parallel at two ends of an output side of the transformer TC, an adjusting end of the loading adjustable resistor RP1 is connected to a speed regulating control end of the frequency converter 2 through a first normally open contact KM1-1 of the loading contactor KM1, an adjusting end of the unloading adjustable resistor RP2 is connected to the speed regulating control end of the frequency converter 2 through a first normally open contact KM2-1 of the unloading contactor KM2, an output end of the frequency converter 2 is connected to the deceleration motor 1 for regulating and controlling a rotation speed of the output end 11 of the deceleration motor, the second normally open contact KM1-2 of the loading contactor KM1 and the normally open contact of the loading signal switch SP1 are connected in parallel, then are connected in series with the normally closed contact KM2-4 of the unloading contactor KM2 and the coil KM1-3 of the loading contactor KM1, and are connected in parallel at two ends of the output side of the transformer TC as a branch after being connected in series, the second normally open contact KM2-2 of the unloading contactor KM2 and the normally open contact of the unloading signal switch SP2 are connected in parallel, then are connected in series with the normally closed contact KM1-4 of the loading contactor KM1 and the coil KM2-3 of the unloading contactor KM2, and are connected in parallel at two ends of the output side of the transformer TC as a branch after being connected in series, and the output end 11 of the speed reducing motor 1 is further provided with a trigger for controlling the normally open contact of the loading signal switch SP1 or the unloading signal switch SP2 to be closed. The trigger piece comprises a radial extension end 12 arranged on an output shaft 11 of the speed reducing motor, and a loading signal sensor 13 and an unloading signal sensor 14 which are used for sensing the radial extension end 12, wherein the loading signal sensor 13 and the unloading signal sensor 14 are respectively arranged at two radial ends of the output shaft 11 of the speed reducing motor, the loading signal sensor 13 is connected with a loading signal switch SP1, and a normally open contact of the loading signal switch SP1 is controlled to be closed when the radial extension end 12 is sensed; the unload signal sensor 14 is connected to the unload signal switch SP2 and controls the normally open contact of the unload signal switch SP2 to close when the radially extending end 12 is sensed.
During the test, the tested bearing is arranged on the output end 11 of the speed reducing motor 1, meanwhile, the input end of the transformer TC is connected with an external power supply, then, the speed reducing motor 1 is started, the tested bearing and the trigger piece are driven to rotate, when the trigger piece is triggered and controls the normally open contact of the loading signal switch SP1 to be closed, the coil KM1-3 of the loading contactor KM1 is electrified, the first normally open contact KM1-1 and the second normally open contact KM1-2 of the loading contactor KM1 are closed along with the normally open contact, and the normally closed contact KM1-4 of the loading contactor KM1 is disconnected, so that the frequency converter 2 controls the output of the speed reducing motor 1 according to the loading rate; similarly, when the trigger is triggered and controls the normally open contact of the unloading signal switch SP2 to be closed, the coil KM2-3 of the unloading contactor KM2 is electrified, the first normally open contact KM2-1 and the second normally open contact KM2-2 of the unloading contactor KM2 are closed, and the normally closed contact KM2-4 of the unloading contactor KM2 is opened, so that the frequency converter 2 controls the output of the speed reducing motor 1 according to the unloading speed, and the speed reducing motor 1 repeatedly operates in different switching speeds, and the purpose of simulating the actual operating condition of the clutch bearing is achieved.
Claims (2)
1. The utility model provides a loading and unloading test system of clutch bearing which characterized in that: the speed regulating circuit comprises a transformer, a frequency converter, a loading adjustable resistor, an unloading adjustable resistor, a loading signal switch, an unloading signal switch, a loading contactor and an unloading contactor, wherein the loading adjustable resistor and the unloading adjustable resistor are connected in parallel at two ends of the output side of the transformer, the adjusting end of the loading adjustable resistor is connected to the speed regulating control end of the frequency converter through a first normally open contact of the loading contactor, the adjusting end of the unloading adjustable resistor is connected to the speed regulating control end of the frequency converter through a first normally open contact of the unloading contactor, the output end of the frequency converter is connected with the speed regulating circuit, a second normally open contact of the loading contactor is connected in parallel with the normally open contact of the loading signal switch and then connected in series with the normally closed contact of the unloading contactor and a coil of the loading contactor, and the second normally open contact of the loading contactor is connected in parallel with two ends of the output side of the transformer as a branch after being connected in series, the second normally open contact of the unloading contactor is connected with the normally open contact of the unloading signal switch in parallel and then connected with the normally closed contact of the loading contactor and the coil of the unloading contactor in series, the normally closed contacts are connected with two ends of the output side of the transformer in parallel as a branch after being connected in series, and the output end of the speed reducing motor is further provided with a trigger piece used for controlling the normally open contact of the loading signal switch or the unloading signal switch to be closed.
2. The loading and unloading test system of the clutch bearing according to claim 1, characterized in that: the trigger part comprises a radial extension end arranged on an output shaft of the speed reducing motor, and a loading signal sensor and an unloading signal sensor which are used for sensing the radial extension end, wherein the loading signal sensor and the unloading signal sensor are respectively arranged at two radial ends of the output shaft of the speed reducing motor, the loading signal sensor is connected with the loading signal switch, and a normally open contact of the loading signal switch is controlled to be closed when the radial extension end is sensed; the unloading signal sensor is connected with the unloading signal switch and controls the normally open contact of the unloading signal switch to be closed when the radial extending end is sensed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811588953.9A CN109632298B (en) | 2018-12-25 | 2018-12-25 | Loading and unloading test system for clutch bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811588953.9A CN109632298B (en) | 2018-12-25 | 2018-12-25 | Loading and unloading test system for clutch bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109632298A CN109632298A (en) | 2019-04-16 |
| CN109632298B true CN109632298B (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811588953.9A Active CN109632298B (en) | 2018-12-25 | 2018-12-25 | Loading and unloading test system for clutch bearing |
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| Country | Link |
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| CN (1) | CN109632298B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117249998B (en) * | 2023-09-11 | 2024-07-05 | 西安西电高压开关操动机构有限责任公司 | Clutch running-in device and control loop and control method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58119789A (en) * | 1982-01-06 | 1983-07-16 | Hitachi Ltd | Controller for motor |
| CN101403897A (en) * | 2008-09-26 | 2009-04-08 | 东营市天信纺织有限公司 | Semi-automatic layout machine |
| CN101645683A (en) * | 2009-09-21 | 2010-02-10 | 卧龙电气集团股份有限公司 | Variable frequency speed regulating system of high-frequency vibration motor |
| JP4553292B2 (en) * | 2004-02-10 | 2010-09-29 | 本田技研工業株式会社 | Power supply |
| CN203645594U (en) * | 2014-01-07 | 2014-06-11 | 中国化学工程第三建设有限公司 | TRCI-type electric roller controller |
| CN203817880U (en) * | 2014-04-16 | 2014-09-10 | 扬州力创机床有限公司 | Variable frequency and speed regulation lathe |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2648428Y (en) * | 2003-09-23 | 2004-10-13 | 洛阳轴研科技股份有限公司 | Clutch separating bearing analog testing machine for car |
| CN200971963Y (en) * | 2006-11-26 | 2007-11-07 | 奇瑞汽车有限公司 | Clutch execution mechanism for vehicle automatic gearbox |
| CN103671618A (en) * | 2012-09-21 | 2014-03-26 | 贵州红林机械有限公司 | Clutch actuator assembly for vehicle automatic transmission |
| CN106338394B (en) * | 2016-10-21 | 2018-07-03 | 合肥工业大学 | Displacement and transmission torque testing machine during clutch on-off |
| CN207036423U (en) * | 2017-06-28 | 2018-02-23 | 南京淳泰控制设备有限公司 | A kind of bearing running device |
-
2018
- 2018-12-25 CN CN201811588953.9A patent/CN109632298B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58119789A (en) * | 1982-01-06 | 1983-07-16 | Hitachi Ltd | Controller for motor |
| JP4553292B2 (en) * | 2004-02-10 | 2010-09-29 | 本田技研工業株式会社 | Power supply |
| CN101403897A (en) * | 2008-09-26 | 2009-04-08 | 东营市天信纺织有限公司 | Semi-automatic layout machine |
| CN101645683A (en) * | 2009-09-21 | 2010-02-10 | 卧龙电气集团股份有限公司 | Variable frequency speed regulating system of high-frequency vibration motor |
| CN203645594U (en) * | 2014-01-07 | 2014-06-11 | 中国化学工程第三建设有限公司 | TRCI-type electric roller controller |
| CN203817880U (en) * | 2014-04-16 | 2014-09-10 | 扬州力创机床有限公司 | Variable frequency and speed regulation lathe |
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| CN109632298A (en) | 2019-04-16 |
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Address after: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Applicant after: C&U Co.,Ltd. Applicant after: SHANGHAI C&U GROUP Co.,Ltd. Address before: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Applicant before: C & U Group Ltd. Applicant before: SHANGHAI C&U GROUP Co.,Ltd. |
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