CN104406731A - Clamping force detecting tooling for brake caliper - Google Patents
Clamping force detecting tooling for brake caliper Download PDFInfo
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- CN104406731A CN104406731A CN201410767684.8A CN201410767684A CN104406731A CN 104406731 A CN104406731 A CN 104406731A CN 201410767684 A CN201410767684 A CN 201410767684A CN 104406731 A CN104406731 A CN 104406731A
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Abstract
The invention relates to a clamping force detecting tooling for a brake caliper. The clamping force detecting tooling comprises a platform plate, four linear shafts I, two linear shafts II and a pillar plate, wherein the upper ends of the four linear shafts I are all fixedly connected with the pillar plate; the two linear shafts I positioned on the front side of the platform plate are sleeved with linear bearings I and linear bearings II; a clamping moving plate is arranged between the linear bearings I; a pressure rod moving plate is arranged between the linear bearings II; the clamping moving plate is symmetrically sleeved with two pull rods; the upper ends of the two pull rods are fixedly connected with the pressure rod moving plate, and the lower ends of the two pull rods are connected with a lifting plate; the middle part of the lifting plate is sleeved with a pressure rod; the upper end of the pressure rod is connected with a force sensor; the upper end of the force sensor is connected with a force sensor connecting base; the force sensor connecting base is fixed on the lower end surface of the pressure rod moving plate; a cylinder I and a cylinder II are mounted on the pillar plate. The clamping force detecting tooling can quickly and accurately detect clamping force of the brake caliper, realizes automation of the whole detecting process, greatly shortens the detecting period, and improves clamping force detecting efficiency of the brake caliper.
Description
Technical field
The present invention relates to clamp detection technique field, the clamping force being specifically related to a kind of brake caliper detects frock.
Background technology
Caliper is the important component part of disc brake, the clamping force of caliper has very important effect to braking ability, and the clamping force of caliper is little, can cause the braking moment of brake disc applying little, brake disc can not stop the rotation according to Expected Results, affects the braking ability of detent; The clamping force of caliper is not be the bigger the better, excessive clamping force can cause wheel lock up cunning on road surface to be dragged, and sliding dragging can make the local heavy wear of wheel tyre ground plane, produces localized hyperthermia, affect the braking ability of detent, time serious, can traffic hazard be caused.Therefore the clamping force studying brake caliper detects the significant and using value of frock.Traditional clamping force detection method utilizes hydraulic jack to detect clamping force and the indirect method of measurement.It is according to principle of moment balance that hydraulic jack detects clamping force, utilizes and reads data, according to the size of formulae discovery clamping force with manometric separated type hydraulic jack; Indirect method first detects clamping torque, then calculates clamping force.Classic method is more loaded down with trivial details, directly can not read clamping force, and can not realize industrial automation and produce, these methods all can not adapt to the mass detection of brake caliper.
Summary of the invention
In order to ensure braking ability and the raising Assembling efficiency of disc brake, the clamp clamping force of disc brake is maintained within the limits prescribed, the clamping force that the invention provides a kind of brake caliper detects frock, the clamping force of brake caliper can be made to maintain in specialized range, ensure the braking ability of disc brake, meanwhile, the clamping force detection efficiency of brake caliper can greatly be improved.
Technical matters to be solved by this invention realizes by the following technical solutions:
A kind of clamping force of brake caliper detects frock, comprise platen, four linear axis one, two linear axis two and post plate, the lower end of described four linear axis one is all vertically mounted on platen by screw one, the upper end of described four linear axis one is all connected by screw three and post plate, play the fixation of coupled columns plate, the two ends up and down of described four linear axis one are all set with bearing, the lower end of described two linear axis two is all set with bearing, the described bearing near platen is all fixed on platen by screw two, the described bearing away from platen be positioned on four linear axis one is all connected by screw four and post plate.
Described two linear axis one be on front side of platen are all set with linear bearing one, linear bearing two according to order from bottom to up, such linear bearing one, linear bearing two all can slide up and down under the guide effect of two linear axis one, compression movable plate is provided with between described linear bearing one, the two ends, left and right of described compression movable plate are corresponding to be respectively connected with linear bearing one, be provided with depression bar movable plate between described linear bearing two, the two ends, left and right of described depression bar movable plate are connected with linear bearing two respectively by screw five is corresponding.
The lower end of described two linear axis two is all vertically mounted on platen by screw one, the upper end of described two linear axis two is all provided with key seat by screw six, described key seat is all provided with register pin, register pin plays the effect of fixing brake caliper, on described compression movable plate, symmetry is set with two pull bars, the upper end of described two pull bars is all connected by nut one and depression bar movable plate, the middle part of described two pull bars is through compressing movable plate, the lower end of described two pull bars is connected with lift plate by nut one, the middle part of described lift plate is set with depression bar, the upper end of described depression bar is connected with force snesor, described force snesor is provided with thin nut, the upper end of described force snesor is connected with force snesor Connection Block, described force snesor Connection Block is fixed on by screw seven on the lower surface of depression bar movable plate, described post plate is provided with a cylinder by screw eight from front to back successively, No. two cylinders, a described cylinder is connected with floating junction, the lower end of the described floating junction be connected with a cylinder is fixed on depression bar movable plate by serrated nut, described No. two cylinders are connected with floating junction, the lower end of the described floating junction be connected with No. two cylinders is provided with connecting link, the lower end of described connecting link is arranged on by serrated nut and compresses on movable plate.
Described compression movable plate is symmetrically installed with hold-down column by nut two.
Described hold-down column correspondence is positioned at directly over register pin, and described hold-down column is all through lift plate.
Before detection, need to utilize hold-down column to push down two journal stirrup end faces of brake caliper.
During work, brake caliper is arranged on key seat by register pin, the chela of brake caliper is arranged on lift plate, start No. two cylinders, pass through floating junction, connecting link drives compression movable plate to move down under the guide effect of linear axis one, floating junction plays reduction rigging error, protection associated components and the effect that equipment is operated steadily, now, hold-down column is also synchronous to be moved down, and push down two journal stirrup end faces of brake caliper, start a cylinder, depression bar movable plate is driven to move downward by floating junction, synchronous drive sensor, lift plate and depression bar move downward, lift plate is pressed on the inner chamber of brake caliper, now, depression bar contacts the effect of generation power with brake caliper, depression bar can avoid clamping force to act directly on force snesor, thus extend the serviceable life of force snesor, by force sensor measuring clamping force, within the limits prescribed whether automatic detection clamping force, if within the limits prescribed, then clamping force detection is qualified, otherwise, clamping force detects defective, the braking ability of brake caliper can be judged thus, after detection completes, lift plate and depression bar are return, then, hold-down column is return.
Beneficial effect of the present invention is embodied in: the present invention quick and precisely can detect the clamping force of brake caliper, and ensure the braking ability of disc brake, the depression bar of design can avoid clamping force to act directly on force snesor, improves the serviceable life of force snesor; The mechanical signal collected can be converted to electric signal by force snesor, like this, the Acquire and process of signal can realize easily, and the clamping force data detected accurately and reliably, especially the robotization of whole testing process can be realized, substantially reduce sense cycle, alleviate labour intensity, greatly can improve the clamping force detection efficiency of brake caliper simultaneously.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is front view of the present invention;
Fig. 2 is left view of the present invention;
Fig. 3 is vertical view of the present invention;
Fig. 4 is the A-A partial sectional view of Fig. 1;
Fig. 5 is the B-B sectional view of Fig. 1;
Fig. 6 is perspective view of the present invention;
Structural representation when Fig. 7 is work of the present invention;
Fig. 8 is pneumatic schematic diagram of the present invention;
Fig. 9 is the structural representation of lift plate of the present invention.
Embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below the present invention being set forth further.
As shown in Figures 1 to 9, a kind of clamping force of brake caliper detects frock, comprise platen 2, four linear axis 1, two linear axis 2 27 and post plate 17, the lower end of described four linear axis 1 is all vertically mounted on platen 2 by screw 1, the upper end of described four linear axis 1 is all connected by screw 3 16 and post plate 17, play the fixation of coupled columns plate 17, the two ends up and down of described four linear axis 1 are all set with bearing 4, the lower end of described two linear axis 2 27 is all set with bearing 4, the described bearing 4 near platen 2 is all fixed on platen 2 by screw 23, the described bearing 4 away from platen 2 be positioned on four linear axis 1 is all connected by screw 4 15 and post plate 17.
Described two linear axis 1 be on front side of platen 2 are all set with linear bearing 1, linear bearing 2 12 according to order from bottom to up, such linear bearing 1, linear bearing 2 12 all can slide up and down under the guide effect of two linear axis 1, be provided with between described linear bearing 1 and compress movable plate 9, the two ends, left and right of described compression movable plate 9 are corresponding to be respectively connected with linear bearing 1, be provided with depression bar movable plate 14 between described linear bearing 2 12, the two ends, left and right of described depression bar movable plate 14 are connected with linear bearing 2 12 respectively by screw 5 13 is corresponding.
The lower end of described two linear axis 2 27 is all vertically mounted on platen 2 by screw 1, the upper end of described two linear axis 2 27 is all provided with key seat 26 by screw 66, described key seat 26 is all provided with register pin 25, register pin 25 plays the effect of fixing brake caliper, on described compression movable plate 9, symmetry is set with two pull bars 10, the upper end of described two pull bars 10 is all connected by nut 1 and depression bar movable plate 14, the middle part of described two pull bars 10 is through compressing movable plate 9, the lower end of described two pull bars 10 is connected with lift plate 23 by nut 1, the middle part of described lift plate 23 is set with depression bar 22, the upper end of described depression bar 22 is connected with force snesor 20, described force snesor 20 is provided with thin nut 21, the upper end of described force snesor 20 is connected with force snesor Connection Block 19, described force snesor Connection Block 19 is fixed on by screw 7 18 on the lower surface of depression bar movable plate 14, described post plate 17 is provided with a cylinder 28 by screw 8 30 from front to back successively, No. two cylinders 29, a described cylinder 28 is connected with floating junction 31, the lower end of the described floating junction 31 be connected with a cylinder 28 is fixed on depression bar movable plate 14 by serrated nut 32, described No. two cylinders 29 are connected with floating junction 31, the lower end of the described floating junction 31 be connected with No. two cylinders 29 is provided with connecting link 33, the lower end of described connecting link 33 is arranged on by serrated nut 32 and compresses on movable plate 9.
Described compression movable plate 9 is symmetrically installed with hold-down column 24 by nut 2 11.
Described hold-down column 24 correspondence is positioned at directly over register pin 25, and described hold-down column 24 is all through lift plate 23.
As shown in Figure 9, the middle part of described lift plate 23 gets out a through hole, and depression bar 22 is enclosed within the through hole of lift plate 23, and depression bar 22 is contacted with brake caliper 34, produces acting force, measures clamping force, therefore facilitate the measurement of clamping force by force snesor 20; The front side of described lift plate 23 gets out two semicircular through holes, thus plays guide effect to hold-down column 24, and hold-down column 24 is moved in two semicircular through holes.Bottom and lift plate 23 superficial layer of depression bar 22 subject the stress higher than heart portion, higher to the material performance requirement on its surface, adopt Quenching Treatment, improve the skin hardness of depression bar 22 bottom and lift plate 23, intensity and wearing quality, adopt 45 steel, and through modifier treatment, make depression bar 22 and lift the existing high strength degree of plate 23 and yield limit, have again enough plasticity and toughness, therefore, its comprehensive mechanical performance improves greatly.The equal nickel plating phosphorus of piece surface, plays good antisepsis, and adds the hardness of part, and structural design of fittings is simple, firmly easy to connect.
Before detection, need to utilize hold-down column 24 to push down two journal stirrup end faces of brake caliper.
As shown in Figure 7, during work, brake caliper 34 is arranged on key seat 26 by register pin 25, the chela of brake caliper 34 is arranged on lift plate 23, start No. two cylinders 29, by floating junction 31, connecting link 33 drives compression movable plate 9 to move down under the guide effect of linear axis 1, floating junction 31 plays reduction rigging error, protection associated components and the effect that equipment is operated steadily, now, hold-down column 24 is also synchronous to be moved down, and push down two journal stirrup end faces of brake caliper 34, start a cylinder 28, depression bar movable plate 14 is driven to move downward by floating junction 31, synchronous drive sensor 20, lift plate 23 and depression bar 22 move downward, lift plate 23 is pressed on the inner chamber of brake caliper 34, now, depression bar 22 contacts the effect of generation power with brake caliper 34, depression bar 22 can avoid clamping force to act directly on force snesor 20, thus extend the serviceable life of force snesor 20, clamping force is measured by force snesor 20, within the limits prescribed whether automatic detection clamping force, if within the limits prescribed, then clamping force detection is qualified, otherwise, clamping force detects defective, the braking ability of brake caliper 34 can be judged thus, after detection completes, lift plate 23 and depression bar 22 are return, then, hold-down column 24 is return.
As shown in Figure 8, for pneumatic part of the present invention, by filtering pressure reducing valve 35, exhaust box 1, solenoid valve 1, flow speed control valve 1, flow speed control valve 2 39, flow speed control valve 3 40, flow speed control valve 4 41, solenoid valve 2 42 and exhaust box 2 43 form, gas is after filtering pressure reducing valve 35 filters, be divided into two parts, part gas flows to flow speed control valve 1 and flow speed control valve 2 39 through solenoid valve 1, exhaust box 1 is arranged on solenoid valve 1, play the object abated the noise, gas is after flow speed control valve 1 and flow speed control valve 2 39 speed regulating control, enter cylinder 29, thus band dynamic air cylinder 29 moves, if solenoid valve 1 left end is connected, then gas enters cylinder 29 through flow speed control valve 2 39, the piston rod of cylinder 29 moves downward, if solenoid valve 1 right-hand member is connected, then gas enters cylinder 29 through flow speed control valve 1, then the piston rod of cylinder 29 moves upward, hold-down column 24 is driven to move, another part gas flows to flow speed control valve 3 40 and flow speed control valve 4 41 through solenoid valve 2 42, exhaust box 2 43 is arranged on solenoid valve 2 42, play the object abated the noise, gas is after flow speed control valve 3 40 and flow speed control valve 4 41 speed regulating control, enter cylinder 28, realize the motion to cylinder 28 piston rod, if solenoid valve 2 42 left end is connected, then gas enters cylinder 28 through flow speed control valve 3 40, then the piston rod of cylinder 28 moves downward, if solenoid valve 2 42 right-hand member is connected, then gas enters cylinder 28 through flow speed control valve 4 41, then the piston rod of cylinder 28 moves upward.
More than show and describe ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; the just principle of the present invention described in above-described embodiment and instructions; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
1. the clamping force of a brake caliper detects frock, comprise platen (2), four linear axis one (5), post plate (17) and two linear axis two (27), the lower end of described four linear axis one (5) is all vertically mounted on platen (2) by screw one (1), the upper end of described four linear axis one (5) is all connected by screw three (16) and post plate (17), the two ends up and down of described four linear axis one (5) are all set with bearing (4), the lower end of described two linear axis two (27) is all set with bearing (4), the described bearing (4) near platen (2) is all fixed on platen (2) by screw two (3), the described bearing away from platen (2) (4) be positioned on four linear axis one (5) is all connected by screw four (15) and post plate (17), it is characterized in that: described in be in platen (2) front side two linear axis one (5) be all set with linear bearing one (7) according to order from bottom to up, linear bearing two (12), be provided with between described linear bearing one (7) and compress movable plate (9), the two ends, left and right of described compression movable plate (9) are corresponding to be respectively connected with linear bearing one (7), depression bar movable plate (14) is provided with between described linear bearing two (12), the two ends, left and right of described depression bar movable plate (14) are connected with linear bearing two (12) respectively by screw five (13) is corresponding, the lower end of described two linear axis two (27) is all vertically mounted on platen (2) by screw one (1), the upper end of described two linear axis two (27) is all provided with key seat (26) by screw six (6), described key seat (26) is all provided with register pin (25), the upper symmetry of described compression movable plate (9) is set with two pull bars (10), the upper end of described two pull bars (10) is all connected by nut one (8) and depression bar movable plate (14), the middle part of described two pull bars (10) is through compressing movable plate (9), the lower end of described two pull bars (10) is connected with lift plate (23) by nut one (8), the middle part of described lift plate (23) is set with depression bar (22), the upper end of described depression bar (22) is connected with force snesor (20), described force snesor (20) is provided with thin nut (21), the upper end of described force snesor (20) is connected with force snesor Connection Block (19), described force snesor Connection Block (19) is fixed on the lower surface of depression bar movable plate (14) by screw seven (18), described post plate (17) is provided with a cylinder (28) by screw eight (30) from front to back successively, No. two cylinders (29), a described cylinder (28) is connected with floating junction (31), the lower end of the described floating junction (31) be connected with a cylinder (28) is fixed on depression bar movable plate (14) by serrated nut (32), described No. two cylinders (29) are connected with floating junction (31), the lower end of the described floating junction (31) be connected with No. two cylinders (29) is provided with connecting link (33), the lower end of described connecting link (33) is arranged on by serrated nut (32) and compresses on movable plate (9), described compression movable plate (9) is symmetrically installed with hold-down column (24) by nut two (11).
2. the clamping force of a kind of brake caliper according to claim 1 detects frock, it is characterized in that: described hold-down column (24) correspondence is positioned at directly over register pin (25), described hold-down column (24) is all through lift plate (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410767684.8A CN104406731B (en) | 2014-12-13 | 2014-12-13 | A kind of clamping force detecting tool of brake caliper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410767684.8A CN104406731B (en) | 2014-12-13 | 2014-12-13 | A kind of clamping force detecting tool of brake caliper |
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| Publication Number | Publication Date |
|---|---|
| CN104406731A true CN104406731A (en) | 2015-03-11 |
| CN104406731B CN104406731B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410767684.8A Active CN104406731B (en) | 2014-12-13 | 2014-12-13 | A kind of clamping force detecting tool of brake caliper |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106768586A (en) * | 2016-12-14 | 2017-05-31 | 广州汽车集团股份有限公司 | Electronic parking clamp clamping force method of calibration and system |
| CN108896300A (en) * | 2018-06-01 | 2018-11-27 | 苏州中全智造自动化科技有限公司 | A kind of online experimental rig of disc-brake |
| CN109342040A (en) * | 2018-11-07 | 2019-02-15 | 常州中车铁马科技实业有限公司 | The clamping force detector and detection method of brake |
| CN110567735A (en) * | 2019-09-21 | 2019-12-13 | 吴明 | Method for detecting maximum process difference of braking force of automobile test wheel |
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| CN202814614U (en) * | 2012-08-14 | 2013-03-20 | 南车青岛四方机车车辆股份有限公司 | Clamping force detection tool for railway vehicle braking clamp |
| CN204301908U (en) * | 2014-12-13 | 2015-04-29 | 芜湖哈特机器人产业技术研究院有限公司 | A kind of clamping force of brake caliper detects frock |
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| JP2004093377A (en) * | 2002-08-30 | 2004-03-25 | Isuzu Motors Ltd | Axial force measuring instrument for bolt |
| CN201233325Y (en) * | 2008-06-26 | 2009-05-06 | 比亚迪股份有限公司 | Brake tongs performance test stand |
| KR20110027228A (en) * | 2009-09-10 | 2011-03-16 | 현대모비스 주식회사 | Clamping force measuring apparatus for electric caliper |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106768586A (en) * | 2016-12-14 | 2017-05-31 | 广州汽车集团股份有限公司 | Electronic parking clamp clamping force method of calibration and system |
| CN106768586B (en) * | 2016-12-14 | 2019-04-02 | 广州汽车集团股份有限公司 | Electronic parking clamp clamping force method of calibration and system |
| CN108896300A (en) * | 2018-06-01 | 2018-11-27 | 苏州中全智造自动化科技有限公司 | A kind of online experimental rig of disc-brake |
| CN108896300B (en) * | 2018-06-01 | 2023-11-21 | 苏州中全智造自动化科技有限公司 | Online test device for disc brake |
| CN109342040A (en) * | 2018-11-07 | 2019-02-15 | 常州中车铁马科技实业有限公司 | The clamping force detector and detection method of brake |
| CN110567735A (en) * | 2019-09-21 | 2019-12-13 | 吴明 | Method for detecting maximum process difference of braking force of automobile test wheel |
| CN110567735B (en) * | 2019-09-21 | 2021-06-11 | 吴明 | Method for detecting maximum process difference of braking force of automobile test wheel |
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| CN104406731B (en) | 2016-08-17 |
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