CN202351034U - Performance and durability comprehensive test bed for brake caliper - Google Patents
Performance and durability comprehensive test bed for brake caliper Download PDFInfo
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- CN202351034U CN202351034U CN 201120541088 CN201120541088U CN202351034U CN 202351034 U CN202351034 U CN 202351034U CN 201120541088 CN201120541088 CN 201120541088 CN 201120541088 U CN201120541088 U CN 201120541088U CN 202351034 U CN202351034 U CN 202351034U
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Abstract
The utility model discloses a performance and durability comprehensive test bed for a brake caliper. The performance and durability comprehensive test bed comprises a caliper body rigidity measurement device, a brake liquid pressurization device, a moment measurement switching device, moment measurement devices, a brake disc, a brake disc rotary loading device and a loading mode switching device, wherein the tested brake caliper is arranged in the caliper body rigidity measurement device and connected with the brake liquid pressurization device; the moment measurement switching device is arranged at one end of a measurement main shaft and connected with the tested brake caliper; the other end of the measurement main shaft is connected with the two moment measurement devices with different measurement ranges by virtue of input wheels; the brake disc is arranged in the working region of the tested brake caliper and connected with the brake disc rotary loading device; and the loading mode switching device is arranged on the loading main shaft of the brake disc rotary loading device and connected with a static moment loading device. The test bed can apply various complicated mechanical loading items to the brake caliper, so that various item tests for the performance and durability of the brake caliper can be finished on same test equipment.
Description
Technical field
The utility model relates to a kind of testing equipment, is specifically related to a kind of caliper performance and permanance multi-function test stand.
Background technology
Caliper is the execution unit of car brakeing, relates to the key components and parts of vehicle operating safety.Caliper all need carry out the detection of performance and permanance to it in product design stage and production run.The performance test of caliper has high and low pressure impermeability test, withstand voltage failure test, drag the moment test, quietly turn round strength test; The endurancing of caliper comprises normal temperature long duration test and high pressure long duration test.
Summary of the invention
The utility model technical matters to be solved provides a kind of caliper performance and permanance multi-function test stand, and it can carry out the detection of multiple different pilot project to caliper, effectively reduces the cost of testing equipment.
For solving the problems of the technologies described above, the technical solution of the utility model caliper performance and permanance multi-function test stand is:
Comprise caliper rigidity measurement mechanism 8, torgue measurement switching device shifter 7, torque measuring device 6, brake disc 9, brake disc rotation charger 3, load mode switching device shifter 5, quiet torsional moment charger 4, brake fluid pressue device 2; Tested caliper 10 is arranged in the caliper rigidity measurement mechanism 8, and caliper rigidity measurement mechanism 8 is measured the deflection of tested caliper 10 through its displacement transducer 84; Torgue measurement switching device shifter 7 is connected with tested caliper 10 through its end of measuring main shaft 72, and the other end of measuring main shaft 72 connects the different torque measuring device 6 of two cover ranges through wheel for inputting 75; Tested caliper 10 workspaces are provided with brake disc 9; Brake disc 9 connects brake disc rotation charger 3; The loading main shaft 32 of brake disc rotation charger 3 is provided with load mode switching device shifter 5; Load mode switching device shifter 5 connects quiet torsional moment charger 4; Tested caliper 10 connects the endpiece of brake fluid pressue devices 2, and brake fluid pressue device 2 is used for brake fluid injected tested caliper 10 and make in tested caliper 10 cavitys reaching target, pressure; When tested caliper 10 clamps brake disc 9; The moment of torsion that tested caliper 10 will come from quiet torsional moment charger 4 is delivered on the measurement main shaft 72 of torgue measurement switching device shifter 7; And finally pass to torque measuring device 6 through torgue measurement switching device shifter 7; Torque measuring device 6 feeds back to control system after recording the quiet torsional moment that tested caliper 10 is applied in, and the quiet fluid pressure of turning round hydraulic power source 42 outputs of quiet torsional moment charger 4 is judged and adjusted to control system in view of the above.
Said brake fluid pressue device 2 comprises oil path block 27, and the inlet end of oil path block 27 connects the outlet of hydraulic pump 22, and the endpiece of oil path block 27 enters the mouth through the brake fluid that pipeline connects tested caliper 10, and the inlet of hydraulic pump 22 connects brake fluid header; Hydraulic pump 22 drives through controlled speed pressurization motor 21; Oil path block 27 is provided with the pressure transducer of two different ranges, low pressure pressure transducer 24 and high pressure pressure transducer 25, and low pressure pressure transducer 24 place branch roads are provided with automatically controlled stop valve 23; Low pressure pressure transducer 24 is electrically connected with the input end of control system with high pressure pressure transducer 25, and controlled speed pressurization motor 21 is electrically connected with the output terminal of control system.Said oil path block 27 is provided with surplus valve 26.
Said brake disc rotation charger 3 comprises loading main shaft 32, and an end that loads main shaft 32 connects brake disc 9, and the other end connects controlled fast electric rotating machine 31, loads main shaft 32 and drives through controlled fast electric rotating machine 31 realizations; Controlled fast electric rotating machine 31 is electrically connected with the output terminal of control system.
Said load mode switching device shifter 5 comprises actuating sleeve 53, and actuating sleeve 53 is fixedly connected with said loading main shaft 32, and a side of actuating sleeve 53 is provided with spline wheel 51; The inner hole sleeve of spline wheel 51 is loading on the main shaft 32, and a side of spline wheel 51 is fixedly connected with the upper end of turning round arm 44; Be arranged with spline housing 52 on the spline wheel 51, spline housing 52 is connected through the male splines of its female spline with spline wheel 51, and can be along loading main shaft 32 axial slips.
Said quiet torsional moment charger 4 comprises quietly to be turned round loading source 42, hydraulic cylinder 41, swing arm 43, turns round arm 44; The quiet output terminal of turning round loading source 42 connects hydraulic cylinder 41; The extension bar of hydraulic cylinder 41 connects an end of L shaped swing arm 43; The other end of L shaped swing arm 43 connects the lower end of turning round arm 44, and the upper end of turning round arm 44 connects loading main shaft 32 through said load mode switching device shifter 5; The center of L shaped swing arm 43 connects swing arm holder 45 through bearing pin; The quiet loading source 42 of turning round is electrically connected with the output terminal of control system; The quiet loading source 42 of turning round comprises quiet loading motor, the quiet hydraulic pump of turning round turned round of controlled speed, and controlled speed is quiet turns round the quiet rotating speed of turning round hydraulic pump of loading motor control, thus the power output of control hydraulic cylinder 41.
Said torque measuring device 6 comprises lever 61, dynamometry 62, dynamometry frame 63, force transducer 64, force transducer holder 65; The upper end of lever 61 is fixedly connected with the output wheel 74 of torgue measurement switching device shifter 7, and the center fixation of the lower end of lever 61 and dynamometry 62 is connected; Conflict the respectively inner edge of dynamometry frame 63 of the cutting edge of dynamometry 62 both sides, the outside of dynamometry frame 63 connects an end of force transducer 64, and the other end of force transducer 64 is fixing through force transducer holder 65; Force transducer 64 is electrically connected with the input end of control system.
Said torgue measurement switching device shifter 7 comprises caliper frock 71, measurement main shaft 72, measurement main shaft fixed mount 73, wheel for inputting 75, output wheel 74, switches cover 76; An end of measuring main shaft 72 is fixedly connected with tested caliper 10 through caliper frock 71, and the other end of measuring main shaft 72 connects wheel for inputting 75; The both sides of wheel for inputting 75 are provided with output wheel 74, and wheel for inputting 75, output wheel 74 are set in to be measured on the main shaft 72; Be arranged with on the wheel for inputting 75 and switch cover 76, switch cover 76 and match through the male splines of its female spline with wheel for inputting 75 and output wheel 74, and can be along measuring endwisely slipping of main shaft 72; Two output wheels 74 are connected respectively with said two cover torque measuring devices 6.
Said caliper rigidity measurement mechanism 8 comprises that base 81, slide bar 82, positioning seat 83,84, two slide bars 82 of displacement transducer are fixedly supported on the two ends of base 81; Be movably set with positioning seat 83 on every slide bar 82; Be set with displacement transducer 84 on the positioning seat 83; Displacement transducer 84 is electrically connected with the input end of control system.
The technique effect that the utility model can reach is:
The utility model can apply complicated and diversified mechanics to caliper and load project, thereby tests the test of the multiple pilot project of accomplishing the performance that comprises caliper and permanance on the equipment at a bench teat.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is done further detailed explanation:
Fig. 1 is the structural representation of the utility model caliper performance and permanance multi-function test stand;
Fig. 2 is the structural representation of the brake fluid pressue device of the utility model;
Fig. 3 is the structural representation of the brake disc rotation charger of the utility model;
Fig. 4 is the structural representation of the quiet torsional moment charger of the utility model;
Fig. 5 is the structural representation of the load mode switching device shifter of the utility model;
Fig. 6 is the structural representation of the torque measuring device of the utility model;
Fig. 7 is the structural representation of the torgue measurement switching device shifter of the utility model;
Fig. 8 is the structural representation of the caliper rigidity measurement mechanism of the utility model;
Fig. 9 is the schematic diagram of the control system of the utility model.
Description of reference numerals among the figure:
1 is main body rack, and 2 is the brake fluid pressue device,
3 are brake disc rotation charger, and 4 is quiet torsional moment charger,
5 is the load mode switching device shifter, and 6 is torque measuring device,
7 are the torgue measurement switching device shifter, and 8 is caliper rigidity measurement mechanism,
9 is brake disc, and 10 is tested caliper,
21 is controlled speed pressurization motor, and 22 is hydraulic pump,
23 is stop valve, and 24 is the low pressure pressure transducer,
25 is the high pressure pressure transducer, and 26 is surplus valve,
27 is oil path block,
31 is controlled fast electric rotating machine, and 32 are the loading main shaft,
33 are loading main shaft fixed mount,
41 is hydraulic cylinder, and 42 are the quiet loading source of turning round,
43 for swing arm, and 44 for turning round arm,
45 are the swing arm holder,
51 are the spline wheel, and 52 is spline housing,
53 is actuating sleeve,
61 is lever, and 62 is the dynamometry head,
63 is the dynamometry frame, and 64 is force transducer,
65 is the force transducer holder,
71 is the caliper frock, and 72 are the measurement main shaft,
73 for measuring the main shaft fixed mount, and 74 is output wheel,
75 is wheel for inputting, and 76 are the switching cover,
81 is base, and 82 is slide bar,
83 is positioning seat, and 84 is displacement transducer.
Embodiment
Below in conjunction with specific embodiment the utility model is elaborated; Present embodiment is being to implement under the prerequisite with the utility model technical scheme; Detailed embodiment and specific operation process have been provided; But the protection domain of the utility model is not limited to following embodiment, provides embodiment just for the embodiment of the utility model more fully and fully is described.
As shown in Figure 1; The utility model caliper performance and permanance multi-function test stand; Comprise caliper rigidity measurement mechanism 8, torgue measurement switching device shifter 7, torque measuring device 6, brake disc 9, brake disc rotation charger 3, load mode switching device shifter 5, quiet torsional moment charger 4, brake fluid pressue device 2; Tested caliper 10 is arranged in the caliper rigidity measurement mechanism 8; Caliper rigidity measurement mechanism 8 is through the deflection of the tested caliper 10 of its displacement transducer 84 measurements, to measure the rigidity of tested caliper 10;
Torgue measurement switching device shifter 7 is connected with tested caliper 10 through its end of measuring main shaft 72; The other end of measuring main shaft 72 connects the different torque measuring device 6 of two cover ranges through wheel for inputting 75, and torque measuring device 6 is used to measure the suffered turning moment of tested caliper 10; Torgue measurement switching device shifter 7 is used under the different tests pattern, selecting to switch the torque measuring device 6 that adopts different ranges;
Tested caliper 10 workspaces are provided with brake disc 9, and brake disc 9 is used for holding force supporting surface and revolution rubbing surface to tested caliper 10 being provided; Brake disc 9 connects brake disc rotation charger 3, and brake disc rotation charger 3 is used for driving to rotatablely moving of brake disc 9 being provided; The loading main shaft 32 of brake disc rotation charger 3 is provided with load mode switching device shifter 5, and load mode switching device shifter 5 is used for the loading mode that is applied on the tested caliper 10 is selected to switch between rotation and quiet turning round; What load mode switching device shifter 5 connected quiet torsional moment charger 4 turns round arm 44, and quiet torsional moment charger 4 is used for driving to the quiet torsional test of caliper being provided;
Tested caliper 10 connects the endpiece of brake fluid pressue devices 2, and brake fluid pressue device 2 is used for brake fluid injected tested caliper 10 and make in tested caliper 10 cavitys reaching target, pressure;
When tested caliper 10 clamps brake disc 9; The moment of torsion that tested caliper 10 will come from quiet torsional moment charger 4 is delivered on the measurement main shaft 72 of torgue measurement switching device shifter 7; And finally pass to torque measuring device 6 through torgue measurement switching device shifter 7; Torque measuring device 6 feeds back to control system after recording the quiet torsional moment that tested caliper 10 is applied in, and the quiet fluid pressure of turning round hydraulic power source 42 outputs of quiet torsional moment charger 4 is judged and adjusted to control system in view of the above.
As shown in Figure 2; Brake fluid pressue device 2 comprises oil path block 27; The inlet end of oil path block 27 connects the outlet of hydraulic pump 22; The endpiece of oil path block 27 (being the endpiece of brake fluid pressue device 2) enters the mouth through the brake fluid that pipeline connects tested caliper 10, and the inlet of hydraulic pump 22 connects brake fluid header; Hydraulic pump 22 drives through controlled speed pressurization motor 21; Oil path block 27 is provided with the pressure transducer of two different ranges, i.e. low pressure pressure transducer 24 and high pressure pressure transducer 25, and low pressure pressure transducer 24 place branch roads are provided with automatically controlled stop valve 23; Oil path block 27 is provided with surplus valve 26, and surplus valve 26 is used for the protection of superpressure and the release of pressure;
Low pressure pressure transducer 24 is electrically connected with the input end of control system with high pressure pressure transducer 25;
Controlled speed pressurization motor 21 is electrically connected with the output terminal of control system;
The principle of work of brake fluid pressue device 2 is:
Through the rotating speed of controlled speed pressurization motor 21 control hydraulic pumps 22, hydraulic pump 22 extracts brake fluid with different flows from brake fluid header, and is injected in the cavity of tested caliper 10 through oil path block 27;
When carrying out the test of low pressure seal property, stop valve 23 is opened, the pressure that low pressure pressure transducer 24 detects in tested caliper 10 cavitys; When other test except that the test of low pressure seal property, stop valve 23 is closed, and the pressure that high pressure pressure transducer 25 detects in tested caliper 10 cavitys, low pressure pressure transducer 24 do not participate in measuring, with protection low pressure pressure transducer 24; Low pressure pressure transducer 24 feeds back to control system with high pressure pressure transducer 25 with the pressure data that records; Therefore control system provides the speed controling signal of controlled speed pressurization motor 21, obtains different target, pressure in caliper 10 cavitys through forming closed-loop control.
As shown in Figure 3, brake disc rotation charger 3 comprises horizontally disposed loading main shaft 32, and an end that loads main shaft 32 connects brake disc 9, and the other end connects controlled fast electric rotating machine 31, loads main shaft 32 and realizes driving through controlled fast electric rotating machine 31; Load main shaft 32 and be positioned on the main body rack 1 through loading main shaft fixed mount 33, controlled fast electric rotating machine 31 is fixed on the main body rack 1 through the motor bracing frame; Controlled fast electric rotating machine 31 is electrically connected with the output terminal of control system;
Load main shaft 32 and be provided with load mode switching device shifter 5;
The model of brake disc 9 and tested caliper 10 are complementary;
The principle of work of brake disc rotation charger 3 is:
Controlled fast electric rotating machine 31 rotates with friction speed according to the instruction of control system, and controlled fast electric rotating machine 31 drives and loads main shaft 32, makes brake disc 9 obtain the rotating speed identical with it.
As shown in Figure 4; Quiet torsional moment charger 4 comprises quietly to be turned round loading source 42, hydraulic cylinder 41, swing arm 43, turns round arm 44; The quiet output terminal of turning round loading source 42 connects hydraulic cylinder 41; The extension bar of hydraulic cylinder 41 connects an end of L shaped swing arm 43 through bearing pin, and the other end of L shaped swing arm 43 connects the lower end of turning round arm 44 through bearing pin, and the upper end of turning round arm 44 connects through load mode switching device shifter 5 and loads main shafts 32; The center of L shaped swing arm 43 connects swing arm holder 45 through bearing pin; Swing arm holder 45 is fixedly set on the main body rack 1; The quiet loading source 42 of turning round is electrically connected with the output terminal of control system;
The quiet loading source 42 of turning round comprises quiet loading motor, the quiet hydraulic pump of turning round turned round of controlled speed, the quiet quiet rotating speed of turning round hydraulic pump of loading motor control of turning round of controlled speed;
The principle of work of quiet torsional moment charger 4 is:
Drive the quiet hydraulic pump of turning round through the quiet loading motor of turning round of controlled speed; The quiet hydraulic pump of turning round is that hydraulic cylinder 41 provides hydraulic pressures; Hydraulic cylinder 41 therefore produce specific power output and through swing arm 43, turn round arm 44 and be converted into specified torque, be applied to load on the main shaft 32 and through load mode switching device shifter 5 then and transmit to brake disc 9;
As shown in Figure 5, load mode switching device shifter 5 comprises actuating sleeve 53, and actuating sleeve 53 is fixedly connected with loading main shaft 32 through key, and a side of actuating sleeve 53 is provided with spline wheel 51; The inner hole sleeve of spline wheel 51 is loading on the main shaft 32, and a side of spline wheel 51 is fixedly connected with the upper end of turning round arm 44; Be arranged with spline housing 52 on the spline wheel 51, spline housing 52 is connected through the male splines of its female spline with spline wheel 51, and can be along loading main shaft 32 axial slips;
The principle of work of load mode switching device shifter 5 is:
Carrying out brake dragging moment measuring etc. when needing the pilot project of brake disc 9 rotations, spline housing 52 is moved to right, the male splines of its female spline and spline wheel 51 is separated, can not drive quiet torsional moment charger 4 actions when loading main shaft 32 rotations this moment;
When carrying out the test of quiet torsional moment, spline housing 52 is moved to left, make its female spline simultaneously and the male splines engagement of actuating sleeve 53 and spline wheel 51, this moment, quiet torsional moment charger 4 just can be applied to moment on the loading main shaft 32.
As shown in Figure 6; Torque measuring device 6 comprises lever 61, dynamometry 62, dynamometry frame 63, force transducer 64, force transducer holder 65; The upper end of lever 61 is fixedly connected with the output wheel 74 of torgue measurement switching device shifter 7, and the center fixation of the lower end of lever 61 and dynamometry 62 is connected; Conflict the respectively inner edge of dynamometry frame 63 of the cutting edge of dynamometry 62 both sides, the outside of dynamometry frame 63 connects an end of force transducer 64, and the other end of force transducer 64 is fixed on the main body rack 1 through force transducer holder 65; Force transducer 64 is electrically connected with the input end of control system;
The principle of work of torque measuring device 6 is:
As shown in Figure 7; Torgue measurement switching device shifter 7 comprises caliper frock 71, measurement main shaft 72, measurement main shaft fixed mount 73, wheel for inputting 75, output wheel 74, switches cover 76; Measuring main shaft 72 is positioned on the main body rack 1 through measuring main shaft fixed mount 73; An end of measuring main shaft 72 is fixedly connected with tested caliper 10 through caliper frock 71, and the other end of measuring main shaft 72 connects wheel for inputting 75 through key; The both sides of wheel for inputting 75 are provided with output wheel 74, and wheel for inputting 75, output wheel 74 are set in to be measured on the main shaft 72; Be arranged with on the wheel for inputting 75 and switch cover 76, switch cover 76 and match through the male splines of its female spline with wheel for inputting 75 and output wheel 74, and can be along measuring endwisely slipping of main shaft 72;
Two output wheels 74 respectively connect a cover torque measuring device 6, and output wheel 74 is fixedly connected with the lever 61 of torque measuring device 6;
The principle of work of torgue measurement switching device shifter 7 is:
Tested caliper 10 is delivered to suffered turning moment and measures on the main shaft 72 through caliper frock 71, measure main shaft 72 moment is passed to wheel for inputting 75 through key;
To switch cover and 76 be moved to the left, make its female spline simultaneously with the male splines engagement of wheel for inputting 75 and left side output wheel 74, make moment be delivered to left side output wheel 74 and the lever 61 of the left side torque measuring device 6 that is fixedly connected with left side output wheel 74;
To switch cover and 76 move right, make its female spline simultaneously with the male splines engagement of wheel for inputting 75 and right side output wheel 74, make moment be delivered to right side output wheel 74 and the lever 61 of the right side torque measuring device 6 that is fixedly connected with right side output wheel 74;
Because the torque measuring device 6 of the left and right sides is different ranges; Operation through 7 pairs of torque measuring devices 6 of torgue measurement switching device shifter; Moment is delivered to different torque measuring device 6, and force transducer 64 records power value F, and sends to control system; Control system is calculated the product of this power value and arm of force length, obtains the suffered moment of caliper.
As shown in Figure 8, caliper rigidity measurement mechanism 8 comprises base 81, slide bar 82, positioning seat 83, displacement transducer 84, and base 81 is fixed on the main body rack 1, and two slide bars 82 are fixedly supported on the two ends of base 81; Be movably set with positioning seat 83 on every slide bar 82, positioning seat 83 can slide up and down and fix at arbitrary height along slide bar 82; Be set with displacement transducer 84 on the positioning seat 83, displacement transducer 84 can about adjust the fixed position; Displacement transducer 84 is electrically connected with the input end of control system;
The principle of work of caliper rigidity measurement mechanism 8 is:
Through regulating the height of positioning seat 83, the central axis of two displacement transducers 84 is alignd with the central axis of tested caliper 10 respectively, the measuring head of two displacement transducers 84 is respectively against the left and right sides of tested caliper 10;
When tested caliper 10 deformed, displacement transducer 84 recorded the deflection of tested caliper 10 and sends to control system, and control system is calculated the rigidity of tested caliper 10.
As shown in Figure 9; Control system comprises control computer, man-machine interface; Man-machine interface links to each other with control computer; Low pressure pressure transducer 24, high pressure pressure transducer 25, force transducer 64, displacement transducer 84 are connected with the input end of control computer, and controlled speed pressurization motor 21, controlled fast electric rotating machine 31, the quiet loading source 42 of turning round are electrically connected with the output terminal of control computer;
The principle of work of control system is:
Control computer is obtained the data-signal that low pressure pressure transducer 24, high pressure pressure transducer 25, force transducer 64, displacement transducer 84 record; Send load signal for controlled speed pressurization motor 21, controlled fast electric rotating machine 31, the quiet loading source 42 of turning round; Control pilot project flow process; Man-machine interface inputs to control computer with operating personnel's steering order, and the result back operator that control computer is obtained.
Claims (9)
1. caliper performance and permanance multi-function test stand; It is characterized in that: comprise caliper rigidity measurement mechanism (8), torgue measurement switching device shifter (7), torque measuring device (6), brake disc (9), brake disc rotation charger (3), load mode switching device shifter (5), quiet torsional moment charger (4); Tested caliper (10) is arranged in the caliper rigidity measurement mechanism (8), and caliper rigidity measurement mechanism (8) is measured the deflection of tested caliper (10) through its displacement transducer (84);
Torgue measurement switching device shifter (7) is connected with tested caliper (10) through its end of measuring main shaft (72), and the other end of measuring main shaft (72) connects the different torque measuring device (6) of two cover ranges through wheel for inputting (75);
Tested caliper (10) workspace is provided with brake disc (9); Brake disc (9) connects brake disc rotation charger (3); The loading main shaft (32) of brake disc rotation charger (3) is provided with load mode switching device shifter (5); Load mode switching device shifter (5) connects quiet torsional moment charger (4);
Tested caliper (10) connects the endpiece of brake fluid pressue device (2), and brake fluid pressue device (2) is used for brake fluid injected tested caliper (10) and make in tested caliper (10) cavity reaching target, pressure;
When tested caliper (10) clamps brake disc (9); The moment of torsion that tested caliper (10) will come from quiet torsional moment charger (4) is delivered on the measurement main shaft (72) of torgue measurement switching device shifter (7); And finally pass to torque measuring device (6) through torgue measurement switching device shifter (7); Torque measuring device (6) feeds back to control system after recording the quiet torsional moment that tested caliper (10) is applied in, and the quiet fluid pressure of turning round hydraulic power source (42) output of quiet torsional moment charger (4) is judged and adjusted to control system in view of the above.
2. caliper performance according to claim 1 and permanance multi-function test stand; It is characterized in that: said brake fluid pressue device (2) comprises oil path block (27); The inlet end of oil path block (27) connects the outlet of hydraulic pump (22); The endpiece of oil path block (27) enters the mouth through the brake fluid that pipeline connects tested caliper (10), and the inlet of hydraulic pump (22) connects brake fluid header; Hydraulic pump (22) drives through pressurization motor (21); Oil path block (27) is provided with the pressure transducer of two different ranges, low pressure pressure transducer (24) and high pressure pressure transducer (25), and low pressure pressure transducer (24) place branch road is provided with automatically controlled stop valve (23); Low pressure pressure transducer (24) and high pressure pressure transducer (25) are electrically connected with the input end of control system, and pressurization motor (21) is electrically connected with the output terminal of control system.
3. caliper performance according to claim 2 and permanance multi-function test stand is characterized in that: said oil path block (27) is provided with surplus valve (26).
4. caliper performance according to claim 1 and permanance multi-function test stand; It is characterized in that: said brake disc rotation charger (3) comprises loading main shaft (32); An end that loads main shaft (32) connects brake disc (9); The other end connects electric rotating machine (31), loads main shaft (32) and realizes driving through electric rotating machine (31); Electric rotating machine (31) is electrically connected with the output terminal of control system.
5. caliper performance according to claim 1 and permanance multi-function test stand; It is characterized in that: said load mode switching device shifter (5) comprises actuating sleeve (53); Actuating sleeve (53) is fixedly connected with said loading main shaft (32), and a side of actuating sleeve (53) is provided with spline wheel (51); The inner hole sleeve of spline wheel (51) is loading on the main shaft (32), and a side of spline wheel (51) is fixedly connected with the upper end of turning round arm (44); Be arranged with spline housing (52) on the spline wheel (51), spline housing (52) is connected through the male splines of its female spline with spline wheel (51), and can be along loading main shaft (32) axial slip.
6. caliper performance according to claim 1 and permanance multi-function test stand; It is characterized in that: said quiet torsional moment charger (4) comprises quietly to be turned round loading source (42), hydraulic cylinder (41), swing arm (43), turns round arm (44); The quiet output terminal of turning round loading source (42) connects hydraulic cylinder (41); The extension bar of hydraulic cylinder (41) connects an end of swing arm (43); The other end of swing arm (43) connects the lower end of turning round arm (44), and the upper end of turning round arm (44) connects loading main shaft (32) through said load mode switching device shifter (5); The center of swing arm (43) connects swing arm holder (45) through bearing pin; The quiet loading source (42) of turning round is electrically connected with the output terminal of control system; The quiet loading source (42) of turning round comprises quiet loading motor, the quiet hydraulic pump of turning round turned round of controlled speed, the quiet quiet rotating speed of turning round hydraulic pump of loading motor control of turning round of controlled speed.
7. caliper performance according to claim 1 and permanance multi-function test stand; It is characterized in that: said torque measuring device (6) comprises lever (61), dynamometry head (62), dynamometry frame (63), force transducer (64), force transducer holder (65); The upper end of lever (61) is fixedly connected with the output wheel (74) of torgue measurement switching device shifter (7), and the lower end of lever (61) is connected with the center fixation of dynamometry head (62); Conflict the respectively inner edge of dynamometry frame (63) of the cutting edge of dynamometry head (62) both sides, the outside of dynamometry frame (63) connects an end of force transducer (64), and the other end of force transducer (64) is fixing through force transducer holder (65); Force transducer (64) is electrically connected with the input end of control system.
8. caliper performance according to claim 1 and permanance multi-function test stand; It is characterized in that: said torgue measurement switching device shifter (7) comprises caliper frock (71), measurement main shaft (72), measures main shaft fixed mount (73), wheel for inputting (75), output wheel (74), switching cover (76); An end of measuring main shaft (72) is fixedly connected with tested caliper (10) through caliper frock (71), and the other end of measuring main shaft (72) connects wheel for inputting (75); The both sides of wheel for inputting (75) are provided with output wheel (74), and wheel for inputting (75), output wheel (74) are set in to be measured on the main shaft (72); Be arranged with on the wheel for inputting (75) and switch cover (76), switch cover (76) and match through the male splines of its female spline with wheel for inputting (75) and output wheel (74), and can be along measuring endwisely slipping of main shaft (72); Two output wheels (74) are connected respectively with said two cover torque measuring devices (6).
9. caliper performance according to claim 1 and permanance multi-function test stand; It is characterized in that: said caliper rigidity measurement mechanism (8) comprises base (81), slide bar (82), positioning seat (83), displacement transducer (84), and two slide bars (82) are fixedly supported on the two ends of base (81); Be movably set with positioning seat (83) on every slide bar (82); Be set with displacement transducer (84) on the positioning seat (83); Displacement transducer (84) is electrically connected with the input end of control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120541088 CN202351034U (en) | 2011-12-22 | 2011-12-22 | Performance and durability comprehensive test bed for brake caliper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120541088 CN202351034U (en) | 2011-12-22 | 2011-12-22 | Performance and durability comprehensive test bed for brake caliper |
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| CN202351034U true CN202351034U (en) | 2012-07-25 |
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| CN 201120541088 Expired - Lifetime CN202351034U (en) | 2011-12-22 | 2011-12-22 | Performance and durability comprehensive test bed for brake caliper |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410930A (en) * | 2011-12-22 | 2012-04-11 | 浙江大学台州研究院 | Comprehensive test stand for performance and durability of brake caliper |
| CN103674391A (en) * | 2013-12-12 | 2014-03-26 | 杭州沃镭科技有限公司 | Device and method for testing disc brake dragging torque |
| CN110231229A (en) * | 2019-07-09 | 2019-09-13 | 河南省计量科学研究院 | A kind of integrated experiment device clamped for pressing from both sides torsion with cutting nipper |
| KR102124765B1 (en) * | 2020-03-30 | 2020-06-22 | (주)제이디오토모티브 | Defect detection device of brake caliper |
-
2011
- 2011-12-22 CN CN 201120541088 patent/CN202351034U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410930A (en) * | 2011-12-22 | 2012-04-11 | 浙江大学台州研究院 | Comprehensive test stand for performance and durability of brake caliper |
| CN102410930B (en) * | 2011-12-22 | 2013-06-19 | 浙江大学台州研究院 | Comprehensive test stand for performance and durability of brake caliper |
| CN103674391A (en) * | 2013-12-12 | 2014-03-26 | 杭州沃镭科技有限公司 | Device and method for testing disc brake dragging torque |
| CN103674391B (en) * | 2013-12-12 | 2015-12-02 | 杭州沃镭科技有限公司 | Disc brake drags force moment testing device and method of testing |
| CN110231229A (en) * | 2019-07-09 | 2019-09-13 | 河南省计量科学研究院 | A kind of integrated experiment device clamped for pressing from both sides torsion with cutting nipper |
| KR102124765B1 (en) * | 2020-03-30 | 2020-06-22 | (주)제이디오토모티브 | Defect detection device of brake caliper |
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