Static torsional strength detection tool for automotive brake

Abstract

The invention provides a static torsional strength detection tool for an automotive brake, and relates to the technical field of automotive brake detection. A fixed seat is fixed on the bottom plate, a rotating cylinder is mounted on the fixed seat through a bearing, three groups of through grooves are formed in the rotating cylinder, and clamping claws are hinged in the three groups of through grooves; a first motor is operated to enable a driving rod to rotate, the driving rod drives a rotating cylinder to rotate, a first hydraulic rod is extended to enable a stirring sleeve to stir a sleeve to slide leftwards, the sleeve extrudes the left ends of three sets of clamping claws, the three sets of clamping claws clamp a transmission rod, and the transmission rod drives a connecting shaft of a static torque sensor to rotate; the left end of a static torque sensor connecting shaft clamps the right end of a rotating rod through six sets of clamping plates, the rotating rod can apply torque to a brake disc, the static torsional strength of the brake is detected, a first hydraulic rod is contracted to enable three sets of clamping claws to loosen a transmission rod, assembly and disassembly are convenient, and the detection time can be shortened.

Description

Technical Field

[0001] The invention relates to the technical field of automobile brake detection, in particular to a static torsional strength detection tool for automobile brakes. Background Art

[0002] Automobile brake is the braking device of automobile, which mainly realizes the parking brake of the vehicle by friction. In automobile brake detection, the detection of brake static torsional strength is an important technical standard for detecting brake performance. The present invention is a static torsional strength detection tool for automobile brake.

[0003] The existing static torsional strength testing device lacks a protective structure. When the torque is too large, the brake disc may break or partially fly off, posing a safety hazard. In addition, when performing static torsional strength testing on automobile brakes, the static torque sensor needs to be connected to the brake disc of the brake. The existing testing device is inconvenient to connect the two, which affects the testing time. Summary of the invention

[0004] The disclosed embodiment relates to a static torsional strength testing tool for automobile brakes, so as to solve the problems that the existing static torsional strength testing device lacks a protective structure, has potential safety hazards, and the existing testing device is inconvenient to connect the two, which affects the testing time.

[0005] In a first aspect of the present disclosure, a static torsional strength testing tool for automobile brakes is provided, which specifically comprises: a bottom plate; a fixing seat is fixed on the bottom plate; A rotating cylinder is installed on the fixed seat through a bearing, and three groups of through grooves are provided on the rotating cylinder. Clamping claws are hinged in the three groups of through grooves, and the clamping claws are of L-shaped structure, and a sleeve is movably sleeved on the rotating cylinder, and the left end of the sleeve is in contact with the left ends of the three groups of clamping claws. A transmission rod is installed inside the rotating cylinder, and the right end of the transmission rod is clamped between the three groups of clamping claws. A toggle sleeve is movably sleeved on the rotating cylinder, and a No. 1 hydraulic rod is installed on the fixed seat through bolts, and a hinge joint is hinged on the piston rod of the No. 1 hydraulic rod, and a connecting rod is installed on the hinge joint through bolts. Two groups of supports are fixed on the right end of the fixed seat, and a fork seat is hinged between the two groups of supports. The upper end of the fork seat is fixedly connected to the lower end of the connecting rod, and the toggle sleeve is connected to the lower end of the fork seat through a pin shaft.

[0006] In at least some embodiments, Four sets of anchors are installed at the lower end of the base plate by bolts, and a mounting seat is installed at the upper end of the base plate by bolts, a driving rod is installed inside the mounting seat by a bearing, the left end of the driving rod is connected to the right end of the rotating cylinder by a coupling cylinder, a sprocket is fixed to the right end of the driving rod, and an adjusting component is installed at the upper end of the mounting seat by bolts, a No. 1 motor is installed at the upper end of the adjusting component by bolts, and a sprocket is fixed on the output shaft of the No. 1 motor.

[0007] In at least some embodiments, The adjusting component includes a fixed plate, a rail rod and a lifting plate. The fixed plate is installed on the upper end of the mounting seat by bolts. Four groups of rail rods are fixed on the fixed plate. The lifting plate slides on the four groups of rail rods. A No. 1 threaded rod is installed on the fixed plate through a bearing. A hand wheel is fixed to the right end of the No. 1 threaded rod, and a sliding seat is sliding on the fixed plate. The sliding seat is threadedly matched with the No. 1 threaded rod. An inclined rail is obliquely installed on the rear end of the sliding seat. A matching seat is installed on the lower end of the lifting plate by bolts. The matching seat slides on the inclined rail, and a No. 1 motor is installed on the lifting plate by bolts.

[0008] In at least some embodiments, The right end of the mounting seat is mounted with a shell seat by bolts, a movable column is movable inside the shell seat, a threaded hole is provided at the upper end of the movable column, a tensioning sprocket is mounted on the lower end of the movable column through a bearing, a top cover is mounted with bolts at the upper end of the shell seat, an adjusting bolt is mounted on the top cover through a locking ring, the lower end of the adjusting bolt is threadedly screwed into the threaded hole at the upper end of the movable column, and the sprocket on the output shaft of the No. 1 motor, the sprocket at the right end of the driving rod and the tensioning sprocket are connected by a chain.

[0009] In at least some embodiments, A static torque sensor is installed on the bottom plate by bolts, the right end of the connecting shaft of the static torque sensor is connected to the left end of the transmission rod by bolts, a circular plate is welded to the left end of the connecting shaft of the static torque sensor, a fixed block is installed on the left end of the circular plate by bolts, six groups of fixed blocks are provided, two groups of spacer plates are fixed to the right end of the fixed block, the right end of the spacer plate is in contact with the left end surface of the circular plate, a control ring is rotated between the six groups of fixed blocks and the circular plate, six groups of arc grooves are provided on the control ring, and a No. 1 cylinder seat is installed on the circular plate by bolts, a No. 2 hydraulic rod is hinged on the No. 1 cylinder seat, and the piston rod of the No. 2 hydraulic rod is connected to the control ring by a pin.

[0010] In at least some embodiments, Rollers are installed on the six groups of fixed blocks, and movable blocks are installed between two adjacent groups of fixed blocks. The movable blocks are in rolling contact with the rollers on the fixed blocks. The right ends of the six groups of movable blocks are respectively embedded in the six groups of arc grooves on the control circle. Clamping plates are installed on the six groups of movable blocks by bolts. Fixed rings are fixed to the left ends of the six groups of fixed blocks. A rotating rod is clamped between the six groups of clamping plates. A toothed shaft is provided at the left end of the rotating rod, and a connecting cylinder is installed at the left end of the rotating rod by bolts. A toothed through groove is provided inside the connecting cylinder. The toothed shaft at the left end of the rotating rod is matched with the toothed through groove inside the connecting cylinder. A brake disc is installed at the left end of the connecting cylinder by bolts, and a brake caliper seat is provided below the brake disc.

[0011] In at least some embodiments, A rail seat is fixed on the bottom plate, a sliding plate slides on the rail seat, a No. 2 threaded rod is installed on the rail seat by bolts, the No. 2 threaded rod cooperates with the lower end thread of the sliding plate, and a No. 2 motor is installed on the left end of the rail seat by bolts, and the output shaft of the No. 2 motor is fixedly connected to the left end of the No. 2 threaded rod.

[0012] In at least some embodiments, Two groups of No. 3 hydraulic rods are fixed to the upper end of the sliding plate, and a support plate is fixed to the upper ends of the piston rods of the two groups of No. 3 hydraulic rods. A center rod is installed on the support plate through a bearing, a rotating disk is installed on the upper end of the center rod through bolts, a gear is fixed to the lower end of the center rod, and a No. 2 cylinder seat is installed on the lower end of the support plate through bolts, and a No. 4 hydraulic rod is installed on the No. 2 cylinder seat through bolts, and a slide seat is installed on the lower end of the support plate through bolts, and a No. 1 tooth plate slides on the slide seat, the No. 1 tooth plate is fixedly connected to the piston rod of the No. 4 hydraulic rod, and the No. 1 tooth plate is meshed with the gear at the lower end of the center rod, and four groups of supporting wheels are arranged on the support plate, and the upper ends of the four groups of supporting wheels are in contact with the lower end surface of the rotating disk.

[0013] In at least some embodiments, A welding plate is fixed to the upper end of the rotating disk, a welding seat is welded to the upper end of the welding plate, two groups of sliding rods are fixed to the left and right sides of the upper end of the welding seat, movable plates are slid on the two groups of sliding rods close to the left side of the welding seat and the two groups of sliding rods close to the right side of the welding seat, and a No. 2 tooth plate is fixed to the two groups of movable plates, a pillar is installed on the welding seat by bolts, a gear is installed on the pillar by bearings, the gears on the pillar are respectively meshed with the No. 2 tooth plates on the two groups of movable plates, a clamping arm is fixed to the upper end of the two groups of movable plates, a clamping head is installed on the clamping arm by bolts, the brake caliper seat is clamped between the two groups of clamping heads, and a No. 5 hydraulic rod is fixed to the welding plate, a bottom rod is installed at the lower end of the movable plate close to the right end of the welding seat by bolts, and the piston rod of the No. 5 hydraulic rod is fixedly connected to the bottom rod.

[0014] In at least some embodiments, A protective cover is provided on the base plate, and a No. 3 threaded rod is installed on the front and rear sides of the base plate through bearings, and a No. 3 motor is installed on the front and rear sides of the base plate through bolts, and the output shaft of the No. 3 motor is connected to the left end of the No. 3 threaded rod, and two groups of threaded seats are installed on the protective cover through bolts, and the two groups of threaded seats are respectively matched with the threads of the two groups of No. 3 threaded rods.

[0015] The present invention provides a static torsional strength testing tool for automobile brakes, which has the following beneficial effects: The present invention operates a No. 1 motor to rotate the driving rod, which drives the rotating cylinder to rotate. The rotating cylinder is provided with a clamping claw. The No. 1 hydraulic rod is extended to make the toggle sleeve to slide to the left. The sleeve squeezes the left end of the three groups of clamping claws, so that the three groups of clamping claws clamp the transmission rod. The transmission rod drives the connecting shaft of the static torque sensor to rotate. The left end of the connecting shaft of the static torque sensor clamps the right end of the rotating rod through six groups of clamping plates. The rotating rod can apply torque to the brake disc to realize the detection of the static torsion strength of the brake. The control circle is made to rotate by extending the No. 2 hydraulic rod. Rotate clockwise, then the six groups of clamping plates can clamp the rotating rod, retract the No. 2 hydraulic rod to quickly disassemble the rotating rod, retract the No. 1 hydraulic rod to make the three groups of clamping claws loosen the transmission rod, easy to install and disassemble, and the present invention can retract the No. 5 hydraulic rod to make the two groups of clamping heads clamp the brake caliper seat, and the height of the rotating disk can be adjusted by extending and retracting the No. 3 hydraulic rod, and the rotating disk can be rotated by extending and retracting the No. 4 hydraulic rod, and the brake disk can be moved to the right side by running the No. 2 motor, so that the brake disk and the connecting tube can be quickly connected, which is easy to install and helps to shorten the inspection time.

[0016] In addition, a protective cover is provided in the present invention. When the brake disc and the connecting tube are docked and the static torsional strength test is performed, the two groups of No. 3 electric motors are operated to rotate the two groups of No. 3 threaded rods, so that the protective cover moves to the right and covers the brake disc. The flying parts will be blocked by the protective cover, which plays a protective role and improves safety.

[0017] In addition, the present invention is provided with an adjusting component, which can rotate the No. 1 threaded rod by turning the hand wheel to make the sliding seat slide left and right. At this time, the lifting plate slides on the four sets of rail rods to adjust the height of the No. 1 motor, and the tension of the chain can be adjusted. By rotating the adjusting bolt, the movable column can be moved in the shell seat, and the position of the tensioning sprocket can be adjusted, and the chain can also be tensioned, which is convenient for adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0019] The drawings described below are only related to some embodiments of the present invention, but are not intended to limit the present invention.

[0020] In the attached picture: Figure 1 A schematic diagram showing the overall structure of the present application; Figure 2 A schematic structural diagram of the mounting base of the present application is shown; Figure 3 A schematic diagram showing the structure of the regulating component of the present application is shown; Figure 4 A schematic diagram of the structure of the housing seat of the present application is shown; Figure 5 A schematic structural diagram of the fixing seat of the present application is shown; Figure 6 The structural schematic diagram of the rotating drum of the present application is shown; Figure 7 This application shows Figure 6 A schematic diagram of the enlarged structure of part A; Figure 8 A schematic structural diagram of a static torque sensor of the present application is shown; Fig. 9 This application shows Figure 8 A schematic diagram of the enlarged structure of part B; Fig.10 A schematic diagram of the structure of the control loop of the present application is shown; Fig.11 A schematic structural diagram of the rotating rod of the present application is shown; Fig.12 A schematic diagram of the structure of the rail seat of the present application is shown; Fig.13 A schematic diagram of the structure of the support plate of the present application is shown; Fig.14 This application shows Fig.12 A schematic diagram of the enlarged structure of the middle C part; Fig.15 A schematic structural diagram of the protective cover of the present application is shown.

[0021] Reference numerals list 1. Bottom plate; 11. Ground anchor; 12. Mounting seat; 121. Driving rod; 13. Adjusting component; 131. Fixing plate; 1311. No. 1 threaded rod; 1312. Hand wheel; 1313. Sliding seat; 1314. Inclined rail; 132. Rail rod; 1321. Matching seat; 133. Lifting plate; 14. No. 1 motor; 15. Shell seat; 151. Movable column; 1511. Tensioning sprocket; 152. Top cover; 1521. Adjusting bolt; 2. Fixed seat; 21. Rotating cylinder; 211. Transmission rod; 212. Clamping claw; 213. Sleeve; 22. No. 1 hydraulic rod; 221. Articulated joint; 222. Connecting rod; 223. Support; 224. Fork seat; 2241. Driving sleeve; 23. Static torque sensor; 231. Round plate; 2311. No. 1 cylinder seat; 2312. No. 2 hydraulic rod; 232. Fixed block; 2321. Spacer plate; 2322. Control ring; 233. Movable block; 2331. Clamping plate; 234. Fixed ring; 24. Rotating rod; 241. Connecting cylinder; 25. Brake disc; 251. Brake caliper seat; 3. Rail seat; 31. No. 2 threaded rod; 311. No. 2 motor; 32. Sliding plate; 33. No. 3 hydraulic rod; 331. Support plate; 3311. Support wheel; 3312. Slide seat; 3313. No. 2 cylinder seat; 3314. No. 4 hydraulic rod; 3315. No. 1 tooth plate; 332. Center rod; 333. Rotating plate; 34. Welding plate; 35. Welding seat; 351. Sliding rod; 352. Moving plate; 3521. No. 2 tooth plate; 3522. Support column; 3523. Bottom rod; 3524. No. 5 hydraulic rod; 353. Clamping arm; 354. Clamping head; 4. Protective cover; 41. Threaded rod No. 3; 42. Motor No. 3; 43. Threaded seat. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiment of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiment of the present invention. Obviously, the described embodiment is a part of the embodiment of the present invention, not all of the embodiments. Based on the described embodiment of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] Example 1: Please refer to Figures 1 to 15 : The present invention proposes a static torsional strength testing tool for automobile brakes, comprising: a base plate 1; a fixing seat 2 fixed on the base plate 1; A rotating cylinder 21 is mounted on the fixed seat 2 through a bearing. Three groups of through grooves are arranged on the rotating cylinder 21. Clamping claws 212 are hinged in the three groups of through grooves. The clamping claws 212 are L-shaped structures. A sleeve 213 is movably sleeved on the rotating cylinder 21. The left end of the sleeve 213 contacts the left ends of the three groups of clamping claws 212. A transmission rod 211 is installed inside the rotating cylinder 21. The right end of the transmission rod 211 is clamped between the three groups of clamping claws 212. A toggle sleeve is movably sleeved on the rotating cylinder 21. 2241, and a No. 1 hydraulic rod 22 is installed on the fixed seat 2 by bolts, a hinged head 221 is hinged on the piston rod of the No. 1 hydraulic rod 22, a connecting rod 222 is installed on the hinged head 221 by bolts, two groups of supports 223 are fixed on the right end of the fixed seat 2, a fork-shaped seat 224 is hinged between the two groups of supports 223, the upper end of the fork-shaped seat 224 is fixedly connected to the lower end of the connecting rod 222, and the toggle sleeve 2241 is connected to the lower end of the fork-shaped seat 224 by a pin shaft; Four sets of anchors 11 are installed at the lower end of the base plate 1 by bolts, and a mounting seat 12 is installed at the upper end of the base plate 1 by bolts, a driving rod 121 is installed inside the mounting seat 12 through a bearing, the left end of the driving rod 121 is connected to the right end of the rotating cylinder 21 through a coupling cylinder, a sprocket is fixed to the right end of the driving rod 121, and an adjusting component 13 is installed at the upper end of the mounting seat 12 by bolts, a No. 1 motor 14 is installed at the upper end of the adjusting component 13 by bolts, and a sprocket is fixed on the output shaft of the No. 1 motor 14.

[0024] In the disclosed embodiment, The adjusting component 13 includes a fixed plate 131, a rail rod 132 and a lifting plate 133. The fixed plate 131 is installed on the upper end of the mounting seat 12 by bolts. Four groups of rail rods 132 are fixed on the fixed plate 131. The lifting plate 133 slides on the four groups of rail rods 132. A No. 1 threaded rod 1311 is installed on the fixed plate 131 through a bearing. A hand wheel 1312 is fixed to the right end of the No. 1 threaded rod 1311, and a sliding seat 1313 slides on the fixed plate 131. The sliding seat 1313 is threadedly matched with the No. 1 threaded rod 1311, and the rear end of the sliding seat 1313 is obliquely installed with an inclined rail 1314. The lower end of the lifting plate 133 is bolted with a matching seat 1321, and the matching seat 1321 slides on the inclined rail 1314. The No. 1 motor 14 is bolted to the lifting plate 133, and the right end of the mounting seat 12 is bolted with a shell seat 15, and the shell seat 15 is movable inside. The movable column 151 A threaded hole is provided at the upper end of the movable column 151, a tensioning sprocket 1511 is installed at the lower end of the movable column 151 through a bearing, a top cover 152 is installed at the upper end of the housing seat 15 through bolts, an adjusting bolt 1521 is installed on the top cover 152 through a locking ring, the lower end of the adjusting bolt 1521 is threadedly screwed into the threaded hole at the upper end of the movable column 151, and the sprocket on the output shaft of the No. 1 motor 14, the sprocket at the right end of the driving rod 121 and the tensioning sprocket 1511 are connected by a chain Its function is: by rotating the hand wheel 1312, the No. 1 threaded rod 1311 is rotated, and the sliding seat 1313 slides left and right. At this time, the lifting plate 133 slides on the four sets of rail rods 132 to adjust the height of the No. 1 motor 14, and the tension of the chain can be adjusted. By rotating the adjusting bolt 1521, the movable column 151 can be moved in the shell seat 15, and the position of the tensioning sprocket 1511 can be adjusted, and the chain can also be tightened, which is convenient for adjustment.

[0025] In the disclosed embodiment, The bottom plate 1 is provided with a static torque sensor 23 by bolts. The right end of the connecting shaft of the static torque sensor 23 is connected to the left end of the transmission rod 211 by bolts. The left end of the connecting shaft of the static torque sensor 23 is welded with a circular plate 231. The left end of the circular plate 231 is provided with a fixing block 232 by bolts. The fixing block 232 is provided with six groups. Two groups of spacer plates 2321 are fixed to the right end of the fixing block 232. The right end of the spacer plate 2321 contacts the left end surface of the circular plate 231. The six groups of fixing blocks 232 are connected to the circular plate 231. A control ring 2322 is rotated between the plates 231, and six groups of arc grooves are arranged on the control ring 2322. A cylinder seat 2311 is installed on the circular plate 231 by bolts. A hydraulic rod 2312 is hinged on the cylinder seat 2311. The piston rod of the hydraulic rod 2312 is connected to the control ring 2322 by a pin. Rollers are installed on the six groups of fixed blocks 232, and a movable block 233 is installed between two adjacent groups of fixed blocks 232. The movable block 233 is in rolling contact with the rollers on the fixed blocks 232. The right ends of the six groups of movable blocks 233 are respectively embedded in the six groups of arc grooves on the control circle 2322, and the six groups of movable blocks 233 are all installed with clamping plates 2331 by bolts. The left ends of the six groups of fixed blocks 232 are fixed with fixed rings 234. The six groups of clamping plates 2331 clamp the rotating rod 24, and the left end of the rotating rod 24 is provided with a flower tooth shaft, and the left end of the rotating rod 24 is installed with a connecting tube 241 by bolts, and the connecting tube 241 is provided with a flower tooth through groove, and the flower tooth shaft at the left end of the rotating rod 24 is connected to the connecting tube 241. The flower tooth groove inside the connecting tube 241 is installed in cooperation, and the brake disc 25 is installed on the left end of the connecting tube 241 by bolts. A brake caliper seat 251 is arranged below the brake disc 25, and its function is: to extend the No. 2 hydraulic rod 2312 to make the control circle 2322 rotate clockwise, so that the six groups of movable blocks 233 shrink. At this time, the six groups of clamping plates 2331 can clamp the rotating rod 24. The setting of the flower tooth shaft on the rotating rod 24 can prevent the relative rotation between the rotating rod 24 and the connecting tube 241, thereby improving the compactness of the structure.

[0026] In the disclosed embodiment, A rail seat 3 is fixed on the bottom plate 1, a sliding plate 32 slides on the rail seat 3, a No. 2 threaded rod 31 is installed on the rail seat 3 by bolts, the No. 2 threaded rod 31 is threadedly matched with the lower end of the sliding plate 32, and a No. 2 motor 311 is installed on the left end of the rail seat 3 by bolts, the output shaft of the No. 2 motor 311 is fixedly connected with the left end of the No. 2 threaded rod 31, two groups of No. 3 hydraulic rods 33 are fixed on the upper end of the sliding plate 32, a support plate 331 is fixed on the upper ends of the piston rods of the two groups of No. 3 hydraulic rods 33, a center rod 332 is installed on the support plate 331 through a bearing, a rotating disk 333 is installed on the upper end of the center rod 332 by bolts, a gear is fixed to the lower end of the center rod 332, and a No. 2 cylinder seat 3313 is installed on the lower end of the support plate 331 by bolts, The bolt is installed with a No. 4 hydraulic rod 3314, and the lower end of the support plate 331 is installed with a slide seat 3312 by bolts. A No. 1 tooth plate 3315 is slid on the slide seat 3312, and the No. 1 tooth plate 3315 is fixedly connected with the piston rod of the No. 4 hydraulic rod 3314, and the No. 1 tooth plate 3315 is meshed with the gear at the lower end of the center rod 332. Four groups of supporting wheels 3311 are arranged on the support plate 331, and the upper ends of the four groups of supporting wheels 3311 are in contact with the lower end surface of the rotating disk 333. Its functions are: telescopic No. 3 hydraulic rod 33 can adjust the height of the rotating disk 333, telescopic No. 4 hydraulic rod 3314 can make the rotating disk 333 rotate, and running No. 2 motor 311 can make the brake disc 25 move to the right side, so that the brake disc 25 can be quickly docked with the connecting cylinder 241, which is easy to install and helps to shorten the detection working time.

[0027] Embodiment 2, based on embodiment 1, A welding plate 34 is fixed to the upper end of the rotating disk 333, a welding seat 35 is welded to the upper end of the welding plate 34, two sets of sliding rods 351 are fixed to the left and right sides of the upper end of the welding seat 35, moving plates 352 are slid on the two sets of sliding rods 351 close to the left side of the welding seat 35 and the two sets of sliding rods 351 close to the right side of the welding seat 35, and the two sets of moving plates 352 are fixed with a second gear plate 3521, a support 3522 is installed on the welding seat 35 by bolts, a gear is installed on the support 3522 by a bearing, and the gears on the support 3522 are respectively connected to the second gears on the two sets of moving plates 352. The plates 3521 are meshed, and the upper ends of the two groups of movable plates 352 are fixed with clamping arms 353, and the clamping heads 354 are installed on the clamping arms 353 by bolts. The brake caliper seat 251 is clamped between the two groups of clamping heads 354, and a No. 5 hydraulic rod 3524 is fixed on the welding plate 34, and a bottom rod 3523 is installed on the lower end of the movable plate 352 near the right end of the welding seat 35 by bolts. The piston rod of the No. 5 hydraulic rod 3524 is fixedly connected to the bottom rod 3523, and its function is: by contracting the No. 5 hydraulic rod 3524, the two groups of clamping heads 354 are brought close to each other and the brake caliper seat 251 is clamped.

[0028] Embodiment 3, based on Embodiment 1 and Embodiment 2, A protective cover 4 is provided on the base plate 1, and a No. 3 threaded rod 41 is installed on the front and rear sides of the base plate 1 through bearings, and a No. 3 motor 42 is installed on the front and rear sides of the base plate 1 through bolts, and the output shaft of the No. 3 motor 42 is connected to the left end of the No. 3 threaded rod 41, and two groups of threaded seats 43 are installed on the protective cover 4 through bolts, and the two groups of threaded seats 43 are respectively threadedly matched with the two groups of No. 3 threaded rods 41, and their function is: when the brake disc 25 and the connecting tube 241 are docked and the static torsional strength test is carried out, the two groups of No. 3 motors 42 are operated to rotate the two groups of No. 3 threaded rods 41, so that the protective cover 4 moves to the right and covers the brake disc 25, and the flying parts will be blocked by the protective cover 4, which plays a protective role and improves safety.

[0029] The working principle of this embodiment is as follows: the No. 5 hydraulic rod 3524 is retracted to make the two groups of clamping heads 354 approach each other and clamp the brake caliper seat 251, and the brake disc 25 is clamped and braked by the brake caliper in the brake caliper seat 251; the No. 3 hydraulic rod 33 is retracted to adjust the height of the rotating disk 333; the No. 4 hydraulic rod 3314 is retracted to make the rotating disk 333 rotate; the No. 2 motor 311 is operated to make the brake disc 25 move to the right side, so that the brake disc 25 and the connecting tube 241 are quickly connected; and the brake disc 25 is operated to move to the right side, so that the brake disc 25 and the connecting tube 241 are quickly connected. The output shaft of the No. 1 motor 14 drives the driving rod 121 to rotate through a chain, and the driving rod 121 drives the rotating cylinder 21 to rotate. The rotating cylinder 21 is clamped with a transmission rod 211 by three groups of clamping claws 212. The transmission rod 211 drives the connecting shaft of the static torque sensor 23 to rotate. The left end of the connecting shaft of the static torque sensor 23 clamps the right end of the rotating rod 24 through six groups of clamping plates 2331. The rotating rod 24 can apply torque to the brake disc 25 to realize the detection of the static torsional strength of the brake.

[0030] In this article, there are a few points to note: 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0031] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0032] The above are only specific implementation methods of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be covered by the protection scope of the present disclosure.

Claims

1. A static torsional strength testing tool for automobile brakes, comprising: A bottom plate (1); a fixing seat (2) is fixed on the bottom plate (1), characterized in that: A rotating cylinder (21) is mounted on the fixed seat (2) via a bearing, the rotating cylinder (21) is provided with three groups of through grooves, clamping claws (212) are hinged in the three groups of through grooves, the clamping claws (212) are of an L-shaped structure, and a sleeve (213) is movably sleeved on the rotating cylinder (21), the left end of the sleeve (213) is in contact with the left ends of the three groups of clamping claws (212), a transmission rod (211) is mounted inside the rotating cylinder (21), the right end of the transmission rod (211) is clamped between the three groups of clamping claws (212), and a toggle sleeve is movably sleeved on the rotating cylinder (21). (2241), and a No. 1 hydraulic rod (22) is installed on the fixed seat (2) by bolts, a hinge joint (221) is hinged on the piston rod of the No. 1 hydraulic rod (22), a connecting rod (222) is installed on the hinge joint (221) by bolts, two groups of supports (223) are fixed on the right end of the fixed seat (2), a fork-shaped seat (224) is hinged between the two groups of supports (223), the upper end of the fork-shaped seat (224) is fixedly connected to the lower end of the connecting rod (222), and the toggle sleeve (2241) is connected to the lower end of the fork-shaped seat (224) by a pin shaft.

2. The static torsional strength testing tool for automobile brakes according to claim 1 is characterized in that: Four sets of footings (11) are installed at the lower end of the base plate (1) by means of bolts, and a mounting seat (12) is installed at the upper end of the base plate (1) by means of bolts, a driving rod (121) is installed inside the mounting seat (12) by means of a bearing, the left end of the driving rod (121) is connected to the right end of the rotating cylinder (21) by means of a coupling cylinder, a sprocket is fixed to the right end of the driving rod (121), and an adjusting component (13) is installed at the upper end of the mounting seat (12) by means of bolts, a No. 1 motor (14) is installed at the upper end of the adjusting component (13) by means of bolts, and a sprocket is fixed to the output shaft of the No. 1 motor (14).

3. The static torsional strength testing tool for automobile brakes according to claim 2 is characterized in that: The adjusting component (13) comprises a fixed plate (131), a rail rod (132) and a lifting plate (133); the fixed plate (131) is mounted on the upper end of the mounting seat (12) by means of bolts; four groups of rail rods (132) are fixed on the fixed plate (131); the lifting plate (133) slides on the four groups of rail rods (132); a No. 1 threaded rod (1311) is mounted on the fixed plate (131) by means of a bearing; a hand wheel (1311) is fixed on the right end of the No. 1 threaded rod (1311); 12), and a sliding seat (1313) is slidably mounted on the fixed plate (131), the sliding seat (1313) is threadedly matched with the first threaded rod (1311), an inclined rail (1314) is obliquely mounted on the rear end of the sliding seat (1313), a matching seat (1321) is mounted on the lower end of the lifting plate (133) by bolts, the matching seat (1321) slides on the inclined rail (1314), and the first motor (14) is mounted on the lifting plate (133) by bolts.

4. The static torsional strength testing tool for automobile brakes according to claim 3 is characterized in that: The right end of the mounting seat (12) is mounted with a housing seat (15) by means of bolts, a movable column (151) is movably arranged inside the housing seat (15), a threaded hole is arranged at the upper end of the movable column (151), a tensioning sprocket (1511) is mounted at the lower end of the movable column (151) via a bearing, a top cover (152) is mounted at the upper end of the housing seat (15) by means of bolts, an adjusting bolt (1521) is mounted on the top cover (152) via a locking ring, the lower end of the adjusting bolt (1521) is threadedly screwed into the threaded hole at the upper end of the movable column (151), and a chain is connected between the sprocket on the output shaft of the first motor (14), the sprocket at the right end of the driving rod (121), and the tensioning sprocket (1511).

5. The static torsional strength testing tool for automobile brakes according to claim 2 is characterized in that: A static torque sensor (23) is mounted on the bottom plate (1) by means of bolts; the right end of the connecting shaft of the static torque sensor (23) is connected to the left end of the transmission rod (211) by means of bolts; a circular plate (231) is welded to the left end of the connecting shaft of the static torque sensor (23); a fixing block (232) is mounted to the left end of the circular plate (231) by means of bolts; six groups of fixing blocks (232) are provided; two groups of spacer plates (2321) are fixed to the right end of the fixing blocks (232); The right end of (2321) contacts the left end surface of the circular plate (231), and a control ring (2322) is rotated between the six groups of fixed blocks (232) and the circular plate (231), and six groups of arc grooves are arranged on the control ring (2322), and a No. 1 cylinder seat (2311) is installed on the circular plate (231) by bolts, and a No. 2 hydraulic rod (2312) is hinged on the No. 1 cylinder seat (2311), and the piston rod of the No. 2 hydraulic rod (2312) is connected to the control ring (2322) by a pin shaft.

6. The static torsional strength testing tool for automobile brakes according to claim 5, characterized in that: The six groups of fixed blocks (232) are all equipped with rollers, and a movable block (233) is installed between two adjacent groups of fixed blocks (232). The movable block (233) is in rolling contact with the rollers on the fixed blocks (232). The right ends of the six groups of movable blocks (233) are respectively embedded in the six groups of arc grooves on the control ring (2322). The six groups of movable blocks (233) are all equipped with clamping plates (2331) by bolts. The left ends of the six groups of fixed blocks (232) are fixed with fixed rings (234). A rotating rod (24) is clamped between the clamping plates (2331), a toothed shaft is provided at the left end of the rotating rod (24), and a connecting tube (241) is installed at the left end of the rotating rod (24) via bolts, a toothed through groove is provided inside the connecting tube (241), the toothed shaft at the left end of the rotating rod (24) is mounted in cooperation with the toothed through groove inside the connecting tube (241), a brake disc (25) is installed at the left end of the connecting tube (241) via bolts, and a brake caliper seat (251) is provided below the brake disc (25).

7. The static torsional strength testing tool for automobile brakes according to claim 5, characterized in that: A rail seat (3) is fixed on the bottom plate (1), a sliding plate (32) slides on the rail seat (3), a second threaded rod (31) is mounted on the rail seat (3) via bolts, the second threaded rod (31) is threadedly matched with the lower end of the sliding plate (32), and a second motor (311) is mounted on the left end of the rail seat (3) via bolts, and an output shaft of the second motor (311) is fixedly connected to the left end of the second threaded rod (31).

8. The static torsional strength testing tool for automobile brakes according to claim 7, characterized in that: Two groups of No. 3 hydraulic rods (33) are fixed to the upper end of the sliding plate (32), and a support plate (331) is fixed to the upper ends of the piston rods of the two groups of No. 3 hydraulic rods (33). A center rod (332) is mounted on the support plate (331) via a bearing, and a rotating disk (333) is mounted on the upper end of the center rod (332) via bolts. A gear is fixed to the lower end of the center rod (332), and a No. 2 cylinder seat (3313) is mounted on the lower end of the support plate (331) via bolts. Four gears are mounted on the No. 2 cylinder seat (3313) via bolts. A No. 4 hydraulic rod (3314) is provided, and a slide seat (3312) is installed at the lower end of the support plate (331) by bolts. A No. 1 toothed plate (3315) is slidably provided on the slide seat (3312). The No. 1 toothed plate (3315) is fixedly connected to the piston rod of the No. 4 hydraulic rod (3314), and the No. 1 toothed plate (3315) is meshed with a gear at the lower end of the center rod (332). Four groups of supporting wheels (3311) are provided on the support plate (331), and the upper ends of the four groups of supporting wheels (3311) are in contact with the lower end surface of the rotating disk (333).

9. The static torsional strength testing tool for automobile brakes according to claim 8, characterized in that: A welding plate (34) is fixed to the upper end of the rotating disk (333), a welding seat (35) is welded to the upper end of the welding plate (34), two groups of sliding rods (351) are fixed to the left and right sides of the upper end of the welding seat (35), moving plates (352) are slidably mounted on the two groups of sliding rods (351) close to the left side of the welding seat (35) and the two groups of sliding rods (351) close to the right side of the welding seat (35), and a second gear plate (3521) is fixed to the two groups of moving plates (352), a support (3522) is mounted on the welding seat (35) by bolts, a gear is mounted on the support (3522) by a bearing, and the support (3522) is provided with a gear. The gears on the two sets of movable plates (3522) are respectively meshed with the second gear plates (3521) on the two sets of movable plates (352), the upper ends of the two sets of movable plates (352) are fixed with clamping arms (353), the clamping arms (353) are installed with clamping heads (354) by bolts, the brake caliper seat (251) is clamped between the two sets of clamping heads (354), and the welding plate (34) is fixed with a fifth hydraulic rod (3524), the lower end of the movable plate (352) close to the right end of the welding seat (35) is installed with a bottom rod (3523) by bolts, and the piston rod of the fifth hydraulic rod (3524) is fixedly connected to the bottom rod (3523).

10. The static torsional strength testing tool for automobile brakes according to claim 7, characterized in that: The bottom plate (1) is provided with a protective cover (4), the front side and the rear side of the bottom plate (1) are both mounted with No. 3 threaded rods (41) via bearings, and the front side and the rear side of the bottom plate (1) are both mounted with No. 3 motors (42) via bolts, the output shaft of the No. 3 motor (42) is connected to the left end of the No. 3 threaded rod (41), and the protective cover (4) is mounted with two groups of threaded seats (43) via bolts, the two groups of threaded seats (43) respectively being threadably matched with the two groups of No. 3 threaded rods (41).

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