CN103728082A - Device and method for testing sliding resistance of brake caliper assembly - Google Patents
Device and method for testing sliding resistance of brake caliper assembly Download PDFInfo
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- CN103728082A CN103728082A CN201310682640.0A CN201310682640A CN103728082A CN 103728082 A CN103728082 A CN 103728082A CN 201310682640 A CN201310682640 A CN 201310682640A CN 103728082 A CN103728082 A CN 103728082A
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Abstract
The invention relates to the field of automobile braking torque testing devices and aims at providing a device and method for testing the sliding resistance of a brake caliper assembly. The device for testing the sliding resistance of the brake caliper assembly comprises a machine frame, a testing linear guide rail, a testing assembly, a fixing and holding assembly and a testing loading mechanism, wherein the testing linear guide rail is fixedly connected with the machine frame, the testing assembly is fixedly connected with a sliding block of the testing linear guide rail, and the fixing and holding assembly is located on the back side of the testing assembly and fixedly connected with the machine frame. The device for testing the sliding resistance of the brake caliper assembly is high in efficiency and precision of testing the sliding resistance of the brake caliper assembly.
Description
Technical field
The present invention relates to automobile brake force moment testing device field, especially a kind of brake caliper assy skid resistance proving installation and method of testing.
Background technology
Automobile brake perfrmance is to guarantee one of the active and passive security of Vehicle Driving Cycle and determinative of lifting vehicle driving dynamics.The structure of brake caliper assy can obtain and understand from the disclosed a kind of brake caliper assy of the utility model of Chinese Patent Application No. 201020655322.7; Brake caliper assy, as the topworks of brake system of car, is the key factor of braking comfortableness and security; Brake caliper assy skid resistance is the resistance that caliper body moves along compression aspect and decompression direction relative to caliper bracket; If brake caliper assy skid resistance is excessive, cause after end of braking Brake pad can not be in time and brake disc be separated, thereby cause, drag and eccentric wear phenomenon, very person causes brake disc overheated, affects braking ability; Need the brake caliper assy to dispatching from the factory to carry out skid resistance test for this reason; At present owing to lacking suitable proving installation, there is test brake caliper assy skid resistance testing efficiency and the lower deficiency of measuring accuracy, therefore, design a kind of brake caliper assy skid resistance testing efficiency and higher brake caliper assy skid resistance proving installation and method of testing of measuring accuracy of testing, become problem demanding prompt solution.
Summary of the invention
The object of the invention is in order to overcome at present owing to lacking suitable proving installation, there is test brake caliper assy skid resistance testing efficiency and the lower deficiency of measuring accuracy, a kind of brake caliper assy skid resistance testing efficiency and higher brake caliper assy skid resistance proving installation and method of testing of measuring accuracy of testing is provided.
Concrete technical scheme of the present invention is:
A kind of brake caliper assy skid resistance proving installation, the test line slideway that comprises frame, is fixedly connected with frame, the test suite being fixedly connected with the slide block of testing line slideway, the fastening assembly and the test load maintainer that are positioned at test suite rear side and are fixedly connected with frame.This brake caliper assy skid resistance proving installation test brake caliper assy skid resistance testing efficiency and measuring accuracy are higher.
As preferably, described test suite comprises the base plate that is fixedly connected with the slide block of test line slideway, front shoe that lower end is fixedly connected with base plate respectively and rear fixed plate, rear end are provided with keep plate and the brake bracket being fixedly connected with the rear end face of rear fixed plate, the front power sensor being fixedly connected with the rear end face of front shoe, the rear power sensor being fixedly connected with the front end face of rear fixed plate, at the front displacement plate of front shoe front side, rear displacement plate and at least two guide pillars between front power sensor and rear power sensor; Front displacement plate is provided with the guide hole that number is identical and mate with the diameter of guide pillar in aperture with guide pillar; Each guide pillar is connected with front displacement plate and rear displacement plate respectively through the two ends of a guide hole and guide pillar; The leading flank of keep plate is vertical with the length direction of test line slideway respectively with trailing flank.Test suite is simple and practical, and having front power sensor and rear power sensor can two-way detection brake caliper assy skid resistance.
As preferably, described test load maintainer comprises the front-end bearing pedestal and the rear bearing block that are fixedly connected with frame respectively, the two ends of leading screw respectively with the ball-screw of front-end bearing pedestal and rear bearing block pivot joint, with test line slideway driving line slideway parallel and that be fixedly connected with frame, the nut seat being fixedly connected with the nut of ball-screw and the slide block of driving line slideway respectively, the speed reduction unit being fixedly connected with servomotor and with frame, the load bar that at least one two ends is connected with nut seat and front displacement plate respectively, the driving shaft coupling that two ends are fixedly connected with the output shaft of speed reduction unit and the leading screw front end of ball-screw respectively.Test load maintainer precision simple in structure is high.
As preferably, described test load maintainer also comprises the sensor stand, the measuring staff frame being fixedly connected with nut seat that are fixedly connected with front-end bearing pedestal, be fixedly connected with sensor stand and displacement transducer that measuring staff is fixedly connected with measuring staff frame.Displacement transducer can accurately obtain shift value.
As preferably, described fastening assembly comprises mounting blocks that the sole piece, the upper surface that are fixedly connected with frame be provided with locating piece, the rear side that is positioned at locating piece and lower end that the locating notch that connects with rear end face and lower end be fixedly connected with the upper end of sole piece and be fixedly connected with the upper end of sole piece, two cylinder bar compression cylinders relative with locating notch and that be fixedly connected with mounting blocks and two each register pins that are fixedly connected with the cylinder bar of a compression cylinder.The fixing brake caliper assy of fastening assembly quick and precisely.
As preferably, described brake caliper assy skid resistance proving installation also comprises the profile detection components that is positioned at fastening assembly rear side, described profile detection components comprises that upper end is provided with the base that front mount pad is fixedly connected with rear mount pad and with frame, rotating shaft with front mount pad pivot joint, the pivoted arm that one end is fixedly connected with the front end of rotating shaft, rear end is fixedly connected with the other end of pivoted arm and a relative side is provided with the profile plate for detection of the curved surface of brake caliper assy profile with shaft axis, the oscillating cylinder being fixedly connected with rear mount pad, two swing shaft couplings that one end is fixedly connected with the rear end of rotating shaft and the cylinder bar of oscillating cylinder respectively, the torque sensor that two ends are connected with the other end of two swing shaft couplings respectively.It is efficient and convenient that profile detection components detects brake caliper assy overall size.
The method of testing of described brake caliper assy skid resistance proving installation, this brake caliper assy skid resistance proving installation is by controller control, (1) the clamp fore-stock of brake caliper assy and clamp after-poppet be placed on respectively between the locating notch of locating piece and mounting blocks and lay respectively at front side and the rear side of keep plate, the cylinder bar of compression cylinder stretches out in the pilot hole that makes register pin insert clamp fore-stock locates, pressurized air quick connector is inserted to the inlet of brake caliper assy, the piston that unlatching pressurized air enters promotion brake caliper assy from inlet makes brake lining clamp keep plate, now, clamp fore-stock and clamp after-poppet are in equilibrium position, front power sensor and the detected power of rear power sensor force are zero, (2) brake caliper assy extreme displacement size detection, start test load maintainer, servomotor by speed reduction unit, ball-screw, nut seat through load bar promote backward front displacement plate, guide pillar and after displacement plate, and through rear fixed plate, rear power sensor promotes the keep plate of brake bracket, when rear power sensor reaches setting thrust magnitude 50N, the displacement scale that displacement transducer is obtained contrasts with the brake caliper assy extreme displacement size of setting, judges that whether brake caliper assy extreme displacement size is qualified, (3) brake caliper assy outline detects, keep brake caliper assy in extreme displacement position, open oscillating cylinder, through swinging shaft coupling, torque sensor, rotating shaft, pivoted arm drive profile plate rotation 100 degree to 180 degree, whether qualifiedly by the variable quantity of torque sensor moment of torsion, detect brake caliper assy outline, it is qualified that the torque value that torque sensor obtains is not increased to suddenly, the torque value obtaining when torque sensor increases to suddenly while being greater than 0.2NM, judges that brake caliper assy outline is defective, (4) brake caliper assy skid resistance detects, load maintainer is withdrawn into the brake caliper assy that is positioned at extreme displacement position forward equilibrium position and makes displacement transducer get back to test starting point after tested, then test load maintainer and continue to pull forward the brake caliper assy 1.5mm that is positioned at equilibrium position, front power sensor be subject to the power value of rear displacement plate pressure be less than or equal to 78N judge brake caliper assy skid resistance detect qualified, otherwise defective, then test after load maintainer is shifted equilibrium position onto backward brake caliper assy and continue to promote backward 1.5mm, rear power sensor be subject to the power value of rear displacement plate pressure be less than or equal to 78N judge brake caliper assy skid resistance detect qualified, otherwise defective.The method of testing of brake caliper assy skid resistance proving installation, test is quick, and accurately precision is high.
Compared with prior art, the invention has the beneficial effects as follows: this brake caliper assy skid resistance proving installation test brake caliper assy skid resistance testing efficiency and measuring accuracy are higher.Test suite is simple and practical, and having front power sensor and rear power sensor can two-way detection brake caliper assy skid resistance.Test load maintainer precision simple in structure is high.Test load maintainer precision simple in structure is high; Displacement transducer can accurately obtain shift value.The fixing brake caliper assy of fastening assembly quick and precisely.It is efficient and convenient that profile detection components detects brake caliper assy overall size.The method of testing of brake caliper assy skid resistance proving installation, test is quick, and accurately precision is high.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is the structural representation of test suite in Fig. 1;
Fig. 3 is the structural representation of fastening assembly and brake caliper assy in Fig. 1.
In figure: frame-1, test line slideway-2, test suite-3, base plate-31, front shoe-32, rear fixed plate-33, keep plate-34, brake bracket-35, front power sensor-36, rear power sensor-37, front displacement plate-38, rear displacement plate-39, guide pillar-310, guide hole-311, fastening assembly-4, sole piece-41, locating notch-42, locating piece-43, mounting blocks-44, compression cylinder-45, register pin-46, profile detection components-5, front mount pad-51, rear mount pad-52, base-53, rotating shaft-54, pivoted arm-55, profile plate-56, oscillating cylinder-57, swing shaft coupling-58, torque sensor-59, curved surface-510, test load maintainer-6, front-end bearing pedestal-61, rear bearing block-62, leading screw-63, drive line slideway-64, nut-65, nut seat-66, servomotor-67, speed reduction unit-68, load bar-69, drive shaft coupling-610, sensor stand-611, measuring staff frame-612, displacement transducer-613, brake caliper assy-7, clamp fore-stock-71, clamp after-poppet-72, pilot hole-73.
Embodiment
Below in conjunction with shown in accompanying drawing, the present invention is described further.
As shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3: a kind of brake caliper assy skid resistance proving installation, the test line slideway 2 that comprises frame 1, is fixedly connected with frame 1, with the test suite 3 that is fixedly connected with of slide block of test line slideway 2, be positioned at test suite 3 rear sides and the fastening assembly 4 being fixedly connected with frame 1, the profile detection components 5 that is positioned at fastening assembly 4 rear sides and test load maintainer 6.
In the present embodiment, described test suite 3 comprises the base plate 31 being connected with the slide block screw of test line slideway 2, front shoe 32 and the rear fixed plate 33 that weld with base plate 31 respectively lower end, the brake bracket 35 that rear end has keep plate 34 and is connected with the rear end face screw of rear fixed plate 33, the front power sensor 36 being connected with the rear end face screw of front shoe 32, the rear power sensor 37 being connected with the front end face screw of rear fixed plate 33, be positioned at the front displacement plate 38 of front shoe 32 front sides, rear displacement plate 39 between front power sensor 36 and rear power sensor 37 and three guide pillars 310, front displacement plate 38 has the guide hole 311 that number is identical and aperture coordinates with the diametric clearance of guide pillar 310 with guide pillar 310, each guide pillar 310 is connected with front displacement plate 38 and rear displacement plate 39 respectively through the two ends of a guide hole 311 and guide pillar 310, the leading flank of keep plate 34 is vertical with the length direction of test line slideway 2 respectively with trailing flank.
Described test load maintainer 6 comprises the front-end bearing pedestal 61 and the rear bearing block 62 that are connected with frame 1 screw respectively, the two ends of leading screw 63 respectively with front-end bearing pedestal 61 and rear bearing block 62 by the ball-screw of bearing hinge joint, with test line slideway 2 driving line slideway 64 parallel and that be connected with frame 1 screw, respectively with the nut 65 of ball-screw and the nut seat 66 that drives the slide block screw of line slideway 64 to be connected, the speed reduction unit 68 being connected with servomotor 67 and with frame 1 screw, four load bars 69 that two ends are connected with nut seat 66 and front displacement plate 38 respectively, the driving shaft coupling 610 that two ends are connected with the output shaft of speed reduction unit 68 and the leading screw of ball-screw 63 front end keys respectively, the sensor stand 611 being connected with front-end bearing pedestal 61 screws, the measuring staff frame 612 being connected with nut seat 66 screws, with the displacement transducer 613 that sensor stand 611 screws are connected and measuring staff is threaded with measuring staff frame 612.
Described fastening assembly 4 comprises that the sole piece 41, the upper surface that connect with frame 1 screw have mounting blocks that the locating notch 42 that connects with rear end face and the lower end locating piece 43, the rear side that is positioned at locating piece 43 and the lower end that are connected with the upper end screw of sole piece 41 be connected with the upper end screw of sole piece 41 44, two cylinder bar compression cylinders 45 relative with locating notch 42 and that be connected with mounting blocks 44 screws and two each register pins 46 that are threaded with the cylinder bar of a compression cylinder 45.
Described profile detection components 5 comprises that upper end has the base 53 that front mount pad 51 is connected with rear mount pad 52 and with frame 1 screw, pass through the rotating shaft 54 of bearing hinge joint with front mount pad 51, the pivoted arm 55 that one end is connected with the front end key of rotating shaft 54, rear end connects with the other end screw of pivoted arm 55 and a relative side has the profile plate 56 for detection of the curved surface 510 of brake caliper assy profile with rotating shaft 54 axis, the oscillating cylinder 57 being connected with rear mount pad 52 screws, two swing shaft couplings 58 that one end is connected with the rear end of rotating shaft 54 and the cylinder bar key of oscillating cylinder 57 respectively, the torque sensor 59 that two ends are connected with the other end of two swing shaft couplings 58 respectively, profile plate 56 front ends stretch into fastening assembly 4 places.
The method of testing of described brake caliper assy skid resistance proving installation, this brake caliper assy skid resistance proving installation is by controller control, (1) the clamp fore-stock 71 of brake caliper assy 7 and clamp after-poppet 72 be placed on respectively between the locating notch 42 of locating piece 43 and mounting blocks 44 and lay respectively at front side and the rear side of keep plate 34, the cylinder bar of compression cylinder 45 stretches out location in the pilot hole 73 that makes register pin 46 insert clamp fore-stock 71, pressurized air quick connector is inserted to the inlet of brake caliper assy 7, the piston that unlatching pressurized air enters promotion brake caliper assy 7 from inlet makes brake lining clamp keep plate 34, now, clamp fore-stock 71 and clamp after-poppet 72 are in equilibrium position, front power sensor 36 and the detected power of rear power sensor 37 power are zero, (2) brake caliper assy 7 extreme displacement size detection, start test load maintainer 6, servomotor 67 by speed reduction unit 68, ball-screw, nut seat 66 through load bar 69 promotes backward front displacement plate 38, guide pillar 310 and after displacement plate 39, and through rear fixed plate 33, rear power sensor 37 promotes the keep plate 34 of brake bracket 35, when rear power sensor 37 reaches setting thrust magnitude 50N, the displacement scale that displacement transducer 613 is obtained contrasts with the brake caliper assy of setting 7 extreme displacement sizes, judges that whether brake caliper assy 7 extreme displacement sizes are qualified, (3) brake caliper assy 7 outlines detect, keep brake caliper assy 7 in extreme displacement position, open oscillating cylinder 57, through swing shaft coupling 58, torque sensor 59, rotating shaft 54, pivoted arm 55, drive profile plate 56 to rotate 150 degree, whether qualifiedly by the variable quantity of torque sensor 59 moments of torsion, detect brake caliper assy 7 outlines, it is qualified that the torque value that torque sensor 59 obtains is not increased to suddenly, when the torque value obtaining when torque sensor 59 increases to suddenly and is greater than 0.2NM, judge that brake caliper assy 7 outlines are defective, (4) brake caliper assy skid resistance detects, load maintainer 6 is withdrawn into the brake caliper assy 7 that is positioned at extreme displacement position forward equilibrium position and makes displacement transducer 613 get back to test starting point after tested, then test load maintainer 6 and continue to pull forward the brake caliper assy 71.5mm that is positioned at equilibrium position, front power sensor 36 be subject to the power value of rear displacement plate 39 pressure be less than or equal to 78N judge brake caliper assy 7 skid resistances detect qualified, otherwise defective, then test after load maintainer 6 is shifted equilibrium position onto backward brake caliper assy 7 and continue to promote backward 1.5mm, rear power sensor 37 be subject to the power value of rear displacement plate 39 pressure be less than or equal to 78N judge brake caliper assy 7 skid resistances detect qualified, otherwise defective.
The invention has the beneficial effects as follows: these brake caliper assy 7 skid resistance proving installations had both reclaimed the used heat in exhaust end base of oil injection threaded bolt air compressor lubricating oil, reclaimed again the used heat in high temperature compressed air in exhaust end base of oil injection threaded bolt air compressor machine, and waste heat recovery effect is better.Cyclic water tank is supplying hot water, benefit cold water and adjusting temperature easily.Recirculated water assembly is simple and practical.For the stop valve that keeps in repair with for the stop valve convenient for maintaining of break-make.For the stop valve of oil extraction, facilitate oil heat exchanger maintenance, for the stop valve of exhaust, facilitate the maintenance of gas heat interchanger.The heat energy recovering method of brake caliper assy 7 skid resistance proving installations is easy to operate, and automaticity is high.
It is apparent to one skilled in the art that the present invention can change into various ways, and such change is not thought and departed from the scope of the present invention.All so apparent modifications of the technician to described field, within being included in the scope of this claim.
Claims (7)
1. a brake caliper assy skid resistance proving installation, is characterized in that: test line slideway, the test suite being fixedly connected with the slide block of testing line slideway that comprises frame, is fixedly connected with frame, fastening assembly and the test load maintainer that is positioned at test suite rear side and is fixedly connected with frame.
2. brake caliper assy skid resistance proving installation according to claim 1, it is characterized in that: described test suite comprises the base plate being fixedly connected with the slide block of test line slideway, the front shoe that lower end is fixedly connected with base plate respectively and rear fixed plate, the brake bracket that rear end is provided with keep plate and is fixedly connected with the rear end face of rear fixed plate, the front power sensor being fixedly connected with the rear end face of front shoe, the rear power sensor being fixedly connected with the front end face of rear fixed plate, be positioned at the front displacement plate of front shoe front side, rear displacement plate and at least two guide pillars between front power sensor and rear power sensor, front displacement plate is provided with the guide hole that number is identical and mate with the diameter of guide pillar in aperture with guide pillar, each guide pillar is connected with front displacement plate and rear displacement plate respectively through the two ends of a guide hole and guide pillar, the leading flank of keep plate is vertical with the length direction of test line slideway respectively with trailing flank.
3. brake caliper assy skid resistance proving installation according to claim 2, it is characterized in that: described test load maintainer comprises the front-end bearing pedestal and the rear bearing block that are fixedly connected with frame respectively, the two ends of leading screw respectively with the ball-screw of front-end bearing pedestal and rear bearing block pivot joint, with test line slideway driving line slideway parallel and that be fixedly connected with frame, the nut seat being fixedly connected with the nut of ball-screw and the slide block of driving line slideway respectively, the speed reduction unit being fixedly connected with servomotor and with frame, the load bar that at least one two ends is connected with nut seat and front displacement plate respectively, the driving shaft coupling that two ends are fixedly connected with the output shaft of speed reduction unit and the leading screw front end of ball-screw respectively.
4. brake caliper assy skid resistance proving installation according to claim 3, is characterized in that: described test load maintainer also comprises the sensor stand, the measuring staff frame being fixedly connected with nut seat that are fixedly connected with front-end bearing pedestal, be fixedly connected with sensor stand and displacement transducer that measuring staff is fixedly connected with measuring staff frame.
5. according to the brake caliper assy skid resistance proving installation described in claim 1 or 2 or 3 or 4, it is characterized in that: described fastening assembly comprises mounting blocks that the sole piece, the upper surface that are fixedly connected with frame be provided with the locating notch that connects with rear end face and the lower end locating piece, the rear side that is positioned at locating piece and the lower end that are fixedly connected with the upper end of sole piece and be fixedly connected with the upper end of sole piece, two cylinder bar compression cylinders relative with locating notch and that be fixedly connected with mounting blocks and two each register pins that are fixedly connected with the cylinder bar of a compression cylinder.
6. according to the brake caliper assy skid resistance proving installation described in claim 1 or 2 or 3 or 4, it is characterized in that: also comprise the profile detection components that is positioned at fastening assembly rear side, described profile detection components comprises that upper end is provided with the base that front mount pad is fixedly connected with rear mount pad and with frame, rotating shaft with front mount pad pivot joint, the pivoted arm that one end is fixedly connected with the front end of rotating shaft, rear end is fixedly connected with the other end of pivoted arm and a relative side is provided with the profile plate for detection of the curved surface of brake caliper assy profile with shaft axis, the oscillating cylinder being fixedly connected with rear mount pad, two swing shaft couplings that one end is fixedly connected with the rear end of rotating shaft and the cylinder bar of oscillating cylinder respectively, the torque sensor that two ends are connected with the other end of two swing shaft couplings respectively.
7. the method for testing of the brake caliper assy skid resistance proving installation described in, is characterized in that: this brake caliper assy skid resistance proving installation is by controller control, (1) the clamp fore-stock of brake caliper assy and clamp after-poppet be placed on respectively between the locating notch of locating piece and mounting blocks and lay respectively at front side and the rear side of keep plate, the cylinder bar of compression cylinder stretches out in the pilot hole that makes register pin insert clamp fore-stock locates, pressurized air quick connector is inserted to the inlet of brake caliper assy, the piston that unlatching pressurized air enters promotion brake caliper assy from inlet makes brake lining clamp keep plate, now, clamp fore-stock and clamp after-poppet are in equilibrium position, front power sensor and the detected power of rear power sensor force are zero, (2) brake caliper assy extreme displacement size detection, start test load maintainer, servomotor by speed reduction unit, ball-screw, nut seat through load bar promote backward front displacement plate, guide pillar and after displacement plate, and through rear fixed plate, rear power sensor promotes the keep plate of brake bracket, when rear power sensor reaches setting thrust magnitude 50N, the displacement scale that displacement transducer is obtained contrasts with the brake caliper assy extreme displacement size of setting, judges that whether brake caliper assy extreme displacement size is qualified,
(3) brake caliper assy outline detects, keep brake caliper assy in extreme displacement position, open oscillating cylinder, through swinging shaft coupling, torque sensor, rotating shaft, pivoted arm drive profile plate rotation 100 degree to 180 degree, whether qualifiedly by the variable quantity of torque sensor moment of torsion, detect brake caliper assy outline, it is qualified that the torque value that torque sensor obtains is not increased to suddenly, the torque value obtaining when torque sensor increases to suddenly while being greater than 0.2NM, judges that brake caliper assy outline is defective, (4) brake caliper assy skid resistance detects, load maintainer is withdrawn into the brake caliper assy that is positioned at extreme displacement position forward equilibrium position and makes displacement transducer get back to test starting point after tested, then test load maintainer and continue to pull forward the brake caliper assy 1.5mm that is positioned at equilibrium position, front power sensor be subject to the power value of rear displacement plate pressure be less than or equal to 78N judge brake caliper assy skid resistance detect qualified, otherwise defective, then test after load maintainer is shifted equilibrium position onto backward brake caliper assy and continue to promote backward 1.5mm, rear power sensor be subject to the power value of rear displacement plate pressure be less than or equal to 78N judge brake caliper assy skid resistance detect qualified, otherwise defective.
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| CN201310682640.0A CN103728082B (en) | 2013-12-12 | 2013-12-12 | Brake caliper assy skid resistance proving installation and method of testing |
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| CN201310682640.0A CN103728082B (en) | 2013-12-12 | 2013-12-12 | Brake caliper assy skid resistance proving installation and method of testing |
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| CN104567577A (en) * | 2014-11-24 | 2015-04-29 | 山东蒙沃变速器有限公司 | Uniaxial stirring fork component measurement and positioning device |
| CN105300590A (en) * | 2015-10-27 | 2016-02-03 | 浙江万向精工有限公司 | Braking force testing device of electronic parking brake |
| CN105371804A (en) * | 2014-08-28 | 2016-03-02 | 朱玉静 | Simple detection device for profile tolerance of vehicle brake caliper |
| CN107525617A (en) * | 2016-06-22 | 2017-12-29 | 上海新宇箴诚电控科技有限公司 | A kind of sliding force test device for realizing zero frictional force |
| CN107941521A (en) * | 2017-09-21 | 2018-04-20 | 武汉晟创自动化工程有限公司 | A kind of clamp detection device and its method of work with multistation |
| CN109141923A (en) * | 2018-09-06 | 2019-01-04 | 芜湖全程智能科技有限公司 | A kind of brake callipers skid resistance test device |
| CN109374321A (en) * | 2018-11-20 | 2019-02-22 | 中国铁道科学研究院集团有限公司 | Railway vehicle brake caliper unit detection device and detection method |
| CN109406035A (en) * | 2018-09-06 | 2019-03-01 | 芜湖全程智能科技有限公司 | A kind of brake callipers skid resistance mechanism for testing |
| CN110375976A (en) * | 2019-07-26 | 2019-10-25 | 山东越成制动系统股份有限公司 | A kind of air-pressure disc brake skid force simulation test experiment machine |
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| CN105371804A (en) * | 2014-08-28 | 2016-03-02 | 朱玉静 | Simple detection device for profile tolerance of vehicle brake caliper |
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| CN104482842B (en) * | 2014-12-13 | 2017-05-31 | 芜湖哈特机器人产业技术研究院有限公司 | A kind of caliper of brake caliper slides resistance, contour detecting frock and its detection method |
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