CN103115600A - Testing device for free clearances of automatic brake clearance adjusting arms of automobiles - Google Patents
Testing device for free clearances of automatic brake clearance adjusting arms of automobiles Download PDFInfo
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- CN103115600A CN103115600A CN2013100339800A CN201310033980A CN103115600A CN 103115600 A CN103115600 A CN 103115600A CN 2013100339800 A CN2013100339800 A CN 2013100339800A CN 201310033980 A CN201310033980 A CN 201310033980A CN 103115600 A CN103115600 A CN 103115600A
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Abstract
The invention discloses a testing device for free clearances of automatic brake clearance adjusting arms of automobiles. The testing device comprises a base, a cylinder, a cylinder support, an S-shaped force sensor, a loading rod, a loading cylinder mounting plate, an adjusting arm mounting plate, a check block, a displacement sensor, a linear movement mounting frame, a sensor mounting plate, an adjusting arm, a pentagonal handle check block 13, a pentagonal handle, a universal joint, a connecting barrel, a connecting rod, a connecting shaft sleeve, first screws, a speed reducer, a servo motor, second screws, third screws, a shaft sleeve, a compression cylinder and a circular pressing piece. The testing device has the advantages that the stability of a testing environment is guaranteed, displacement of the automatic adjusting arm under the action of specific loading force can be monitored in real time, and the testing device is simple in structure and convenient to operate.
Description
Technical field
The present invention relates to a kind of vehicle component pick-up unit, be specifically related to a kind of arm for adjusting automobile brake clearance automatically free clearance proving installation.
Background technology
The braking frequently of automobile can cause the Fast Wearing of brake lining, and the brake clearance between brake drum and shoe brake increases, and causes the potential safety hazards such as brake-pedal travel lengthening, braking retardation and damping force reduction.Adjusting arm as the key part of brake system of car, brake clearance is stablized effectively adjusted, is the key factor of braking comfortableness and security.So need to carry out to the adjustment arm that dispatches from the factory the free clearance test, thereby the degree of stability of the adjustment performance of arm is adjusted in judgement.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, proposed a kind of arm for adjusting automobile brake clearance automatically free clearance proving installation.
The technical scheme that the technical matters that the present invention solves adopts is as follows:
A kind of arm for adjusting automobile brake clearance automatically free clearance proving installation comprises base, cylinder, air cylinder support, S type power sensor, load bar, loading cylinder mounting plate, adjusts arm installing plate, block, displacement transducer, straight-line displacement erecting frame, installation of sensors plate, adjusts arm, five-pointed star type handle block 13, five-pointed star type handle, universal joint, connecting cylinder, connecting link, connecting shaft cover, the first screw, speed reduction unit, servomotor, the second screw, the 3rd screw, axle sleeve, clamping cylinder and circular briquetting;
The fixing cylinder mounting plate that loads of described base one end; The installation of sensors plate is parallel to the loading cylinder mounting plate, is arranged on the other end of base by the second screw; All be provided with the groove of horizontal direction on described loading cylinder mounting plate and installation of sensors plate, adjust the arm installing plate perpendicular to the installation of sensors plate, be arranged on base.the mode that U-shaped air cylinder support one end is connected through the hinge is arranged in the groove that loads on cylinder mounting plate, thereby guaranteed the thrust of load bar and direction of pull all the time with the armed lever perpendicular direction of adjusting arm, the cylinder that is fixed on air cylinder support is double-acting cylinder, S type power sensor one end connects cylinder push-rod, the other end that the other end passes U-shaped air cylinder support connects load bar one end, the large cylinder partial sidewall of block is threaded with the other end of load bar, described block is coaxial integrated two latches that different diameter of axle right cylinders form that arrange, latch small cylinder partial insertion can be realized being connected of load maintainer and tested adjustment arm to the armed lever of tested adjustment arm.
Displacement transducer is arranged on an end of straight-line displacement erecting frame, the measuring staff of displacement transducer is held out against on block, the straight-line displacement erecting frame is fixed on five-pointed star type handle in the horizontal channel of installation of sensors plate in the mode that screw connects by five-pointed star type handle baffle plate, thereby realizes the measurement to the free travel of adjusting arm.The output shaft connection reducer of servomotor, the output terminal of speed reduction unit is fixed on connecting cylinder by the first screw, connecting cylinder is fixed on outside the installation of sensors plate by the 3rd screw, and be positioned at straight-line displacement erecting frame upper end, the output shaft of speed reduction unit is connected with universal joint with the connecting shaft cover by connecting link, and the output terminal of universal joint is hexagonal hole shape.
Adjusting the arm installing plate is fixedly mounted on base perpendicular to the installation of sensors plate, adjust to be fixedly installed on the arm installing plate and adjust the arm holder, described adjustment arm holder is comprised of clamping cylinder, axle sleeve and circular briquetting, the output shaft of clamping cylinder passes to be adjusted arm installing plate, axle sleeve, adjustment arm and is connected with circular briquetting, is used for compression adjustment arm.
Beneficial effect of the present invention: 1) the adjustment arm is arranged on holder and clamps by clamping cylinder, thereby has guaranteed the stable of test environment; 2) power sensor and displacement transducer, the amount of movement of the automatic adjusting arm under can the effect of Real-Time Monitoring particular load power.
Description of drawings
Shown in Figure 1 is the planar elevation view of the embodiment of the present invention.
Shown in Figure 2 is the top plan view of the embodiment of the present invention.
In figure: 1. base; 2. cylinder; 3. air cylinder support; 4.S type power sensor; 5. load bar; 6. loading cylinder mounting plate; 7. adjust the arm installing plate; 8. block; 9. displacement transducer; 10. straight-line displacement erecting frame; 11. installation of sensors plate; 12. adjustment arm; 13. five-pointed star type handle block; 14. five-pointed star type handle; 15. universal joint; 16. connecting cylinder; 17. connecting link; 18. connecting shaft cover; 19. the first screw; 20. speed reduction unit; 21. servomotor; 22. the second screw; 23. the 3rd screw; 24. axle sleeve, 25 clamping cylinders, 26 circular briquettings.
Embodiment
Further illustrate the present invention below in conjunction with accompanying drawing.
the free clearance testing table of adjustment arm as depicted in figs. 1 and 2, comprise base 1, cylinder 2, air cylinder support 3, S type power sensor 4, load bar 5, load cylinder mounting plate 6, adjust arm installing plate 7, block 8, displacement transducer 9, straight-line displacement erecting frame 10, installation of sensors plate 11, adjust arm 12, five-pointed star type handle block 13, five-pointed star type handle 14, universal joint 15, connecting cylinder 16, connecting link 17, connecting shaft cover 18, the first screw 19, speed reduction unit 20, servomotor 21, the second screw 22, the 3rd screw 23, axle sleeve 24, clamping cylinder 25, circular briquetting 26.
The fixing cylinder mounting plate 6 that loads of described base one end; Installation of sensors plate 11 is parallel to the loading cylinder mounting plate, is arranged on the other end of base by the second screw 22; All be provided with the groove of horizontal direction on described loading cylinder mounting plate 6 and installation of sensors plate 11, adjust arm installing plate 7 perpendicular to the installation of sensors plate, be arranged on base.the mode that U-shaped air cylinder support 3 one ends are connected through the hinge is arranged in the groove that loads on cylinder mounting plate 6, thereby guaranteed the thrust of load bar 5 and direction of pull all the time with the armed lever perpendicular direction of adjusting arm, the cylinder 2 that is fixed on air cylinder support 3 is double-acting cylinder, S type power sensor 4 one ends connect cylinder push-rod, the other end that the other end passes U-shaped air cylinder support 3 connects load bar 5 one ends, the large cylinder partial sidewall of block 8 is threaded with the other end of load bar, described block is coaxial integrated two latches that different diameter of axle right cylinders form that arrange, latch small cylinder partial insertion can be realized being connected of load maintainer and tested adjustment arm to the armed lever of tested adjustment arm.
Adjusting arm installing plate 7 is fixedly mounted on base 1 perpendicular to installation of sensors plate 11, adjust to be fixedly installed on arm installing plate 7 and adjust the arm holder, described adjustment arm holder is comprised of clamping cylinder 25, axle sleeve 24 and circular briquetting 26, the output shaft of clamping cylinder 25 passes and adjust arm installing plate 7, axle sleeve 24, adjust arm is connected with circular briquetting 26, is used for compression adjustment arm.
According to adjusting arm self structure characteristics, the worm gear set of adjusting arm is adjusted arm 12 at the cylinder-pressing of adjusting on the arm holder and start this device; The hexagonal hole of described universal joint 15 is inserted in worm screw six square toes of adjusting arm, under the thrust of cylinder 2, push rod drives the armed lever of adjustment arm along low-angle circular motion, the power output of the S type power sensor 4 Real-Time Monitoring cylinders on air cylinder support, by the power output size of comparison S type power sensor 4 and the difference of pre set force, within the power output of cylinder is adjusted to the scope of preset standard; 9 real-time testings of displacement transducer are adjusted the displacement of the armed lever motion of arm, and the displacement of test is the free clearance value.Clamping cylinder 25 advances respectively and shrinks some interlude exhaust hoods 2 and return to initial position, and after this servomotor 21 drives the angle that the universal joint 15 default angular adjustment of rotation are once adjusted the arm worm gear, for test is next time prepared.Finish test assignment after testing five times by above-mentioned approach.Adjust arm free travel test acceptance(check) if the maximum displacement of continuous five results of adjustment arm within the scope of preset standard value, is judged, otherwise be underproof self-regulated arm.
Claims (1)
1. an arm for adjusting automobile brake clearance automatically free clearance proving installation, comprise base, cylinder, air cylinder support, S type power sensor, load bar, loading cylinder mounting plate, adjust arm installing plate, block, displacement transducer, straight-line displacement erecting frame, installation of sensors plate, adjust arm, five-pointed star type handle block 13, five-pointed star type handle, universal joint, connecting cylinder, connecting link, connecting shaft cover, the first screw, speed reduction unit, servomotor, the second screw, the 3rd screw, axle sleeve, clamping cylinder and circular briquetting;
it is characterized in that: the fixing cylinder mounting plate that loads of described base one end, the installation of sensors plate is parallel to the loading cylinder mounting plate, is arranged on the other end of base by the second screw, all be provided with the groove of horizontal direction on described loading cylinder mounting plate and installation of sensors plate, adjust the arm installing plate perpendicular to the installation of sensors plate, be arranged on base, the mode that U-shaped air cylinder support one end is connected through the hinge is arranged in the groove that loads on cylinder mounting plate, thereby guaranteed the thrust of load bar and direction of pull all the time with the armed lever perpendicular direction of adjusting arm, the cylinder that is fixed on air cylinder support is double-acting cylinder, S type power sensor one end connects cylinder push-rod, the other end that the other end passes U-shaped air cylinder support connects load bar one end, the large cylinder partial sidewall of block is threaded with the other end of load bar, described block is coaxial integrated two latches that different diameter of axle right cylinders form that arrange, latch small cylinder partial insertion can be realized being connected of load maintainer and tested adjustment arm to the armed lever of tested adjustment arm,
Displacement transducer is arranged on an end of straight-line displacement erecting frame, the measuring staff of displacement transducer is held out against on block, the straight-line displacement erecting frame is fixed on five-pointed star type handle in the horizontal channel of installation of sensors plate in the mode that screw connects by five-pointed star type handle baffle plate, thereby realizes the measurement to the free travel of adjusting arm; The output shaft connection reducer of servomotor, the output terminal of speed reduction unit is fixed on connecting cylinder by the first screw, connecting cylinder is fixed on outside the installation of sensors plate by the 3rd screw, and be positioned at straight-line displacement erecting frame upper end, the output shaft of speed reduction unit is connected with universal joint with the connecting shaft cover by connecting link, and the output terminal of universal joint is hexagonal hole shape;
Adjusting the arm installing plate is fixedly mounted on base perpendicular to the installation of sensors plate, adjust to be fixedly installed on the arm installing plate and adjust the arm holder, described adjustment arm holder is comprised of clamping cylinder, axle sleeve and circular briquetting, the output shaft of clamping cylinder passes to be adjusted arm installing plate, axle sleeve, adjustment arm and is connected with circular briquetting, is used for compression adjustment arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310033980.0A CN103115600B (en) | 2013-01-29 | 2013-01-29 | A kind of arm for adjusting automobile brake clearance automatically free clearance proving installation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310033980.0A CN103115600B (en) | 2013-01-29 | 2013-01-29 | A kind of arm for adjusting automobile brake clearance automatically free clearance proving installation |
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| CN103115600A true CN103115600A (en) | 2013-05-22 |
| CN103115600B CN103115600B (en) | 2016-02-17 |
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| CN201310033980.0A Expired - Fee Related CN103115600B (en) | 2013-01-29 | 2013-01-29 | A kind of arm for adjusting automobile brake clearance automatically free clearance proving installation |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277439A (en) * | 2013-06-04 | 2013-09-04 | 中国计量学院 | Failure detection method for one-way clutch of automotive brake clearance adjusting arm |
| CN104613847A (en) * | 2015-01-30 | 2015-05-13 | 上汽通用五菱汽车股份有限公司 | Automobile seat slide gap detecting device |
| CN106895983A (en) * | 2017-04-19 | 2017-06-27 | 中国计量大学 | A kind of automatic braking-gap regulation arm detection means |
| CN106932192A (en) * | 2017-04-19 | 2017-07-07 | 中国计量大学 | A kind of maximum detection method from angle modulation of automotive adjusting arm |
| CN108827122A (en) * | 2018-04-27 | 2018-11-16 | 中测测试科技（杭州）有限公司 | A kind of arm for adjusting automobile brake clearance automatically free clearance test device and method |
| CN109990997A (en) * | 2019-04-25 | 2019-07-09 | 瀚德汽车产品（苏州）有限公司 | A kind of parameter adjustment device and its method of adjustment of automatic clearance adjuster |
| CN111562112A (en) * | 2020-04-22 | 2020-08-21 | 东风汽车集团有限公司 | Automatic adjustment arm self-modulation function durability test's clearance adjustment analogue means |
| CN111579231A (en) * | 2020-05-20 | 2020-08-25 | 中国重汽集团济南动力有限公司 | Brake clearance automatic adjusting arm performance detection device and performance detection method |
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2013
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277439A (en) * | 2013-06-04 | 2013-09-04 | 中国计量学院 | Failure detection method for one-way clutch of automotive brake clearance adjusting arm |
| CN103277439B (en) * | 2013-06-04 | 2015-11-18 | 中国计量学院 | A kind of abatement detecting method of automatic braking-gap regulation arm overrunning clutch |
| CN104613847A (en) * | 2015-01-30 | 2015-05-13 | 上汽通用五菱汽车股份有限公司 | Automobile seat slide gap detecting device |
| CN104613847B (en) * | 2015-01-30 | 2019-01-15 | 上汽通用五菱汽车股份有限公司 | The detection device in sliding rail of automobile seat gap |
| CN106895983A (en) * | 2017-04-19 | 2017-06-27 | 中国计量大学 | A kind of automatic braking-gap regulation arm detection means |
| CN106932192A (en) * | 2017-04-19 | 2017-07-07 | 中国计量大学 | A kind of maximum detection method from angle modulation of automotive adjusting arm |
| CN106895983B (en) * | 2017-04-19 | 2023-09-12 | 中国计量大学 | Automobile brake clearance adjusting arm detection device |
| CN108827122A (en) * | 2018-04-27 | 2018-11-16 | 中测测试科技（杭州）有限公司 | A kind of arm for adjusting automobile brake clearance automatically free clearance test device and method |
| CN109990997A (en) * | 2019-04-25 | 2019-07-09 | 瀚德汽车产品（苏州）有限公司 | A kind of parameter adjustment device and its method of adjustment of automatic clearance adjuster |
| CN111562112A (en) * | 2020-04-22 | 2020-08-21 | 东风汽车集团有限公司 | Automatic adjustment arm self-modulation function durability test's clearance adjustment analogue means |
| CN111562112B (en) * | 2020-04-22 | 2021-04-27 | 东风汽车集团有限公司 | Automatic adjustment arm self-modulation function durability test's clearance adjustment analogue means |
| CN111579231A (en) * | 2020-05-20 | 2020-08-25 | 中国重汽集团济南动力有限公司 | Brake clearance automatic adjusting arm performance detection device and performance detection method |
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| CN103115600B (en) | 2016-02-17 |
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Application publication date: 20130522 Assignee: Radium intelligence Science and Technology Co., Ltd. is irrigated in Hangzhou Assignor: China Jiliang University Contract record no.: 2016330000023 Denomination of invention: Testing device for free clearances of automatic brake clearance adjusting arms of automobiles Granted publication date: 20160217 License type: Common License Record date: 20160315 |
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Granted publication date: 20160217 Termination date: 20180129 |