CN113834672B - Suspension mechanism detection device based on automobile performance test - Google Patents
Suspension mechanism detection device based on automobile performance test Download PDFInfo
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- CN113834672B CN113834672B CN202111398476.1A CN202111398476A CN113834672B CN 113834672 B CN113834672 B CN 113834672B CN 202111398476 A CN202111398476 A CN 202111398476A CN 113834672 B CN113834672 B CN 113834672B
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention provides a suspension mechanism detection device based on automobile performance test, which relates to the technical field of automobile suspension test and comprises a box body, wherein two groups of bearing sleeves are fixedly arranged in the middle of two sides of the box body; the top seat is fixedly arranged at the top of the box body, the middle of the top seat is provided with a middle groove, and two sides of the top of the middle groove are provided with two groups of T-shaped sliding grooves; the setting of wheel cover, floating ring wheel and gas transmission cylinder provides the simulation of making things convenient for manual control test and jolts the function, and the starter motor drives the test axle and rotates, and hand lever, piston pile and piston pile constitute the slider mechanism, promote hand lever, and the propulsion piston pile that can be laborsaving passes the gas pocket with the air and inputs and be used for strutting the gas telescopic link in the gas telescopic link, makes the floating ring wheel take place the eccentric state of simulating out jolting. The invention solves the problem that the conventional detection device mainly performs front and back measurement on the stability of an automobile and is difficult to provide a jolting simulation function convenient for manual control and test.
Description
Technical Field
The invention relates to the technical field of automobile suspension testing, in particular to a suspension mechanism detection device based on automobile performance testing.
Background
The automobile suspension system is a whole support system consisting of a spring and a shock absorber between an automobile body and a tire, has the main function of supporting the automobile body, integrates various acting forces with a simple structure, and determines the stability, comfort and safety of an automobile, so that the elasticity and adaptability of the suspension system need to be tested before the suspension system is put into production and use, and the anti-seismic effect of a suspension mechanism when the suspension mechanism is in bump is detected.
However, the currently used detection device mainly measures the stability of the automobile in a forward and backward manner, is difficult to provide a jolting simulation function which facilitates manual operation and control tests, is inconvenient to simulate the state of the automobile when the automobile runs on a jolting road, and does not have a stress measurement function for measuring the pressure deviation in the forward and backward directions during jolting.
Disclosure of Invention
In view of this, the invention provides a suspension mechanism detection device based on an automobile performance test, which has a compression bar and a T-shaped clamp, provides a locking and fixing function with high adaptability, and can well lock and fix different types of suspension mechanisms.
The invention provides a suspension mechanism detection device based on automobile performance test, which specifically comprises the following components: the middle parts of two sides of the box body are fixedly provided with two groups of bearing sleeves; the top seat is fixedly arranged at the top of the box body, a middle groove is formed in the middle of the top seat, and two groups of T-shaped sliding grooves are formed in two sides of the top of the middle groove; the inner clamping blocks are arranged in the T-shaped sliding grooves in a sliding mode, and T-shaped clamps are hinged to the outer sides of the tops of the two groups of T-shaped sliding grooves; the number of the L-shaped sliding seats is two, and the two groups of L-shaped sliding seats are arranged on two sides of the top of the box body in a sliding manner through guide rails; the motor is fixedly arranged in the middle of the front side of the box body; the two ends of the test shaft are rotatably arranged in the bearing sleeves through airtight springs; the wheel sleeve is fixedly arranged outside the left end of the testing shaft, an air telescopic rod is fixedly arranged outside the wheel sleeve, and a floating ring wheel is fixedly arranged outside the air telescopic rod; the gas conveying cylinders are arranged in two groups, the rear ends of the two groups of gas conveying cylinders are fixedly arranged on the two sides of the front end of the box body in a penetrating mode, and the gas conveying cylinders are communicated with the bearing sleeves.
Optionally, the top seat further comprises a side lead screw, wherein the T-shaped chute is internally and rotatably provided with the side lead screw, and the side lead screw is in threaded connection with the inner clamping block; the linkage shaft A is rotatably arranged on two sides of the middle of the top seat and is in transmission connection with the side lead screw through a bevel gear; two groups of linkage shafts B are rotatably arranged on two sides of the front end of the top seat, and two ends of each linkage shaft B are in transmission connection with bevel gears arranged at the front ends of the linkage shafts A; the middle of the front end of the top seat is rotatably provided with an adjusting shaft, and the front end of the top seat is in transmission connection with the two groups of linkage shafts B through bevel gears.
Optionally, the footstock further comprises driven shafts, two groups of driven shafts are rotatably arranged at the top of the rear side of the footstock, pressure levers are fixedly arranged at the top of the driven shafts, and the two groups of pressure levers are staggered in position; the middle of the rear end of the top seat is rotatably provided with a worm wheel shaft, and two ends of the worm wheel shaft are in transmission connection with the driven shaft provided with a bevel gear; the middle of the rear end of the top seat is rotatably provided with a worm, and a worm wheel is arranged outside a worm wheel shaft and is in transmission connection with the worm.
Optionally, the top seat further comprises an L-shaped crutch frame, the two ends of the front side of the top seat are integrally provided with the L-shaped crutch frame, and a jacking bolt is rotatably arranged in the middle of the L-shaped crutch frame.
Optionally, two groups of tension springs are directly hung on two sides of the inner clamping block and two sides of the T-shaped clamp, and the inner clamping block and the T-shaped clamp can be naturally and stably kept through the tension springs.
Optionally, the L-shaped sliding seat comprises a sliding groove, a lifting piece is arranged in the sliding groove in a sliding manner, and a butt pin is fixedly arranged at the top of one side of the lifting piece; the spring rod is fixedly arranged inside the sliding groove, and a spring is sleeved on the part, located on the outer side of the bottom of the lifting piece, of the spring rod; the pressure sensor is fixedly arranged at the front end of the L-shaped sliding seat and is aligned with the center of the puller bolt.
Optionally, two rows of air holes are formed in both sides of the test shaft, and the two rows of air holes on the same side are communicated with each other; two rows of air holes on the same side are respectively positioned in the bearing sleeve and the wheel sleeve.
Optionally, the wheel sleeve further comprises: the two sides of the wheel sleeve are fixedly provided with the sliding frames; the inside of floating collar wheel is fixed and is provided with the guide, guide and sliding frame sliding connection, and the guide is level with the gas telescopic link.
Optionally, the gas cylinder comprises: the side frames are arranged on both sides of the front end of the air delivery cylinder; the manual control rods are rotatably arranged in the middles of the adjacent surfaces of the air delivery cylinders on the two sides; the piston piles are arranged inside the front ends of the gas conveying cylinders in a sliding mode, connecting rods are hinged to the front ends of the adjacent faces of the two groups of piston piles, and the connecting rods are hinged to the hand control rods; and the outer sides of the gas transmission cylinder and the piston pile are fixedly provided with return springs.
Advantageous effects
1. The wheel sleeve, the floating ring wheel and the air delivery cylinder of each embodiment of the invention provide a bumping simulation function convenient for manual control and test, the motor is started to drive the test shaft to rotate, the manual control rod, the piston pile and the connecting rod form a slider mechanism, the manual control rod is pushed to push the piston pile to input air into the air expansion rod through the air hole in a labor-saving manner so as to expand the air expansion rod, the floating ring wheel is eccentric to simulate a bumping state, and in addition, the guide part slides in the sliding frame to effectively keep the balance of the floating ring wheel.
The L-shaped sliding seat is arranged, so that the stress measuring function of measuring the pressure deviation before and after bumping is provided, the assembly is convenient, the lifting piece is directly pressed downwards, the L-shaped sliding seat is moved forwards and backwards, and the positioning is realized by inserting the butt pin into the shock absorber; and rotating the puller bolt to push the pressure sensor and the L-shaped sliding seat, and positioning the zero point of the straight state of the shock absorber to provide the function of measuring deviation.
3. Two groups of tension springs are directly hung on two sides of the inner clamping block and the T-shaped clamp, the inner clamping block and the T-shaped clamp can be naturally and stably kept through the tension springs, and the plane of the T-shaped clamp is attached to the inner side of the hanging mechanism.
4. The compression bar and the T-shaped clamp provide a locking and fixing function with high adaptability, can well lock and fix different types of suspension mechanisms, rotate the adjusting shaft to drive the linkage shaft B to rotate through the bevel gear, drive the linkage shaft A to rotate through the bevel gear, drive the side screw rod to rotate through the bevel gear, lock two groups of inner clamping blocks through screw transmission and fix the interior of the suspension structure by using the T-shaped clamp; the worm is rotated to drive a worm wheel shaft to rotate, the worm wheel shaft drives a driven shaft and a pressure rod to rotate through a bevel gear, and the side of the suspension is fixed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings in the following description relate to some embodiments of the invention only and are not intended to limit the invention.
In the drawings:
FIG. 1 shows a schematic diagram of a perspective front view according to an embodiment of the invention;
FIG. 2 shows a schematic view of a perspective rear view according to an embodiment of the invention;
FIG. 3 shows a schematic perspective bottom view according to an embodiment of the invention;
FIG. 4 shows an application state structure diagram according to an embodiment of the invention;
FIG. 5 shows a schematic perspective view of pneumatic relationships according to an embodiment of the invention;
FIG. 6 shows an axial side schematic of pneumatic relationships according to an embodiment of the invention;
FIG. 7 shows a schematic diagram of part A in enlargement, according to an embodiment of the invention;
FIG. 8 shows a schematic diagram of a partial enlargement of B according to an embodiment of the invention;
fig. 9 shows a schematic view of a C partial enlargement according to an embodiment of the invention.
List of reference numerals
1. A box body; 101. a bearing housing; 2. a top seat; 201. an intermediate tank; 202. a T-shaped chute; 203. a side screw; 204. a linkage shaft A; 205. a linkage shaft B; 206. an adjustment shaft; 207. a driven shaft; 208. a pressure lever; 209. a worm gear shaft; 210. a worm; 211. an L-shaped crutch frame; 212. jacking the bolt; 3. an inner clamping block; 301. a T-shaped clamp; 4. an L-shaped slide seat; 401. a chute; 402. a lifting member; 403. a docking pin; 404. a spring lever; 405. a pressure sensor; 5. a motor; 6. testing the shaft; 601. air holes; 7. a wheel sleeve; 701. an air expansion link; 702. a sliding frame; 8. a floating ring wheel; 801. a guide member; 9. an air delivery cylinder; 901. a side frame; 902. a manual lever; 903. a piston pile; 904. a connecting rod; 905. a return spring.
Detailed Description
In order to make the objects, aspects and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference symbols in the various drawings indicate like elements.
Example (b): please refer to fig. 1 to fig. 9:
the invention provides a suspension mechanism detection device based on automobile performance test, which comprises: the middle of two sides of the box body 1 is fixedly provided with two groups of bearing sleeves 101; the top seat 2 is fixedly arranged at the top of the box body 1, the middle of the top seat 2 is provided with a middle groove 201, and two sides of the top of the middle groove 201 are provided with two groups of T-shaped sliding grooves 202; the inner clamping blocks 3 are arranged in the T-shaped sliding grooves 202 in a sliding mode, and T-shaped clamps 301 are hinged to the outer sides of the tops of the two groups of T-shaped sliding grooves 202; the number of the L-shaped sliding seats 4 is two, and the two groups of L-shaped sliding seats 4 are arranged on two sides of the top of the box body 1 in a sliding manner through guide rails; the motor 5 is fixedly arranged in the middle of the front side of the box body 1; the testing shaft 6 is rotatably arranged in the bearing sleeve 101 through an airtight spring at two ends of the testing shaft 6, and the motor 5 is in transmission connection with the testing shaft 6 through a bevel gear; the wheel sleeve 7 is fixedly arranged outside the left end of the testing shaft 6, the air expansion rod 701 is fixedly arranged outside the wheel sleeve 7, the floating ring wheel 8 is fixedly arranged outside the air expansion rod 701, and the circle center of the floating ring wheel 8 is aligned with that of the testing shaft 6 when the air expansion rod 701 contracts; the number of the gas transmission cylinders 9 is two, the rear ends of the two groups of the gas transmission cylinders 9 are respectively fixed on the two sides of the front end of the box body 1 in a penetrating way, and the gas transmission cylinders 9 are communicated with the bearing sleeve 101.
In addition, according to the embodiment of the invention, referring to fig. 7-9, the top seat 2 further comprises a side lead screw 203, a side lead screw 203 is rotatably arranged in the T-shaped sliding groove 202, and the side lead screw 203 is in threaded connection with the inner clamping block 3; the linkage shaft A204 is rotatably arranged on two sides of the middle of the top seat 2, and the linkage shaft A204 and the side screw rod 203 are in bevel gear transmission connection; two groups of linkage shafts B205 are rotatably arranged on two sides of the front end of the top seat 2, and two ends of each linkage shaft B205 are in transmission connection with bevel gears arranged at the front ends of the linkage shafts A204; the middle of the front end of the top seat 2 is rotatably provided with an adjusting shaft 206, and the front end of the top seat 2 is in transmission connection with two groups of linkage shafts B205 through bevel gears; the top seat 2 also comprises a driven shaft 207, wherein two groups of driven shafts 207 are rotatably arranged at the top of the rear side of the top seat 2, compression bars 208 are fixedly arranged at the top of the driven shafts 207, and the positions of the two groups of compression bars 208 are staggered; a worm gear shaft 209 is rotatably arranged in the middle of the rear end of the top seat 2, and two ends of the worm gear shaft 209 are in bevel gear transmission connection with the driven shaft 207; the middle of the rear end of the top seat 2 is rotatably provided with a worm 210, and a worm wheel is arranged outside a worm wheel shaft 209 and is in transmission connection with the worm 210; the top seat 2 further comprises an L-shaped crank frame 211, the two ends of the front side of the top seat 2 are integrally provided with the L-shaped crank frame 211, and a jacking bolt 212 is rotatably arranged in the middle of the L-shaped crank frame 211.
The integral top seat 2 provides clamping and pushing functions, and a locking and fixing function with high adaptability is provided through the compression bar 208 and the T-shaped clamp 301, so that locking and fixing can be well performed on different types of suspension mechanisms.
In addition, according to the embodiment of the invention, referring to fig. 7, two groups of tension springs are directly hung on two sides of the inner clamping block 3 and the T-shaped clamp 301, and the inner clamping block 3 and the T-shaped clamp 301 can be naturally and stably kept through the tension springs.
In addition, according to the embodiment of the present invention, referring to fig. 2-4, the L-shaped sliding base 4 includes a sliding slot 401, the middle of the upper side of the L-shaped sliding base 4 is provided with the sliding slot 401, a lifting member 402 is slidably disposed in the sliding slot 401, and a butt pin 403 is fixedly disposed at the top of one side of the lifting member 402; a spring rod 404 is fixedly arranged inside the sliding groove 401, and a spring is sleeved on the part, located on the outer side of the bottom of the lifting piece 402, of the spring rod 404; the pressure sensor 405 is fixedly arranged at the front end of the L-shaped sliding base 4, the pressure sensor 405 is aligned with the center of the jacking bolt 212, the L-shaped sliding base 4 is matched through the butt-joint pin 403, the butt-joint pin 403 is connected with the shock absorber, when the suspension mechanism deviates forwards and backwards, stress can prop against the contact surface of the pressure sensor 405 and the jacking bolt 212, and the pressure sensor 405 is used for measuring the pressure and the forward and backward deviation amplitude during deviation.
In addition, according to the embodiment of the present invention, referring to fig. 5, two rows of air holes 601 are formed on both sides of the testing shaft 6, and the two rows of air holes 601 on the same side are internally communicated; the two rows of air holes 601 on the same side are respectively located inside the bearing sleeve 101 and the wheel sleeve 7, and the inside of the bearing sleeve 101 and the inside of the wheel sleeve 7 can be communicated by the air holes 601.
Further, according to an embodiment of the present invention, referring to fig. 5 to 6, the wheel hub 7 further includes: the sliding frame 702 is fixedly arranged on two sides of the wheel sleeve 7; the inside of the floating ring wheel 8 is fixedly provided with a guide 801, the guide 801 is connected with the sliding frame 702 in a sliding manner, and the guide 801 is horizontal to the air expansion rod 701.
Further, according to an embodiment of the present invention, referring to fig. 4 to 6, the gas cartridge 9 includes: the side frames 901 are arranged on two sides of the front end of the air delivery cylinder 9; the manual control rod 902 is rotationally arranged in the middle of the adjacent surfaces of the gas transmission cylinders 9 at the two sides; the piston piles 903 are arranged inside the front end of the gas transmission cylinder 9 in a sliding mode, the front ends of the adjacent surfaces of the two groups of piston piles 903 are hinged with connecting rods 904, and the connecting rods 904 are hinged with a manual control rod 902; a return spring 905 is fixedly arranged on the outer sides of the gas transmission cylinder 9 and the piston pile 903; the gas transmission cylinder 9 provides a gas transmission effect, and the manual control rod 902, the piston pile 903 and the connecting rod 904 form a sliding block mechanism, so that the piston pile 903 can be pushed in a labor-saving manner, air is input into the gas expansion and contraction rod 701, and the center of the floating ring wheel 8 is deviated.
The specific use mode and function of the embodiment are as follows: when the device is used, the suspension is firstly installed at the top of the top seat 2 as shown in FIG. 4, the rotating adjusting shaft 206 drives the linkage shaft B205 to rotate through the bevel gear, the linkage shaft B205 drives the linkage shaft A204 to rotate through the bevel gear, the linkage shaft A204 drives the side lead screw 203 to rotate through the bevel gear, two groups of inner clamping blocks 3 are locked through thread transmission, and the interior of the suspension structure is fixed through the T-shaped clamp 301; the rotating worm 210 drives a worm wheel shaft 209 to rotate, the worm wheel shaft 209 drives a driven shaft 207 and a pressure lever 208 to rotate through a bevel gear, and the side of the suspension is fixed.
During installation, the lifting piece 402 is pressed downwards and the L-shaped sliding seat 4 is moved forwards and backwards, and the butt joint pin 403 is inserted into the shock absorber to realize positioning; the tightening bolt 212 is turned to push the pressure sensor 405 and the L-shaped slider 4, and the shock absorber is positioned at the zero point in the flat state.
When the simulated wheel body bumps and floats, the starting motor 5 drives the testing shaft 6 to rotate to push the manual control rod 902, the piston pile 903 and the piston pile 903 form a sliding block mechanism, the piston pile 903 can be pushed in a labor-saving manner, air passes through the air hole 601 and is input into the air expansion rod 701, the air expansion rod 701 is further expanded, the floating ring wheel 8 is eccentric, the bumpy state is simulated, meanwhile, the guide piece 801 slides in the sliding frame 702, and the balance of the floating ring wheel 8 is kept.
Finally, it should be noted that, when describing the positions of the components and the matching relationship therebetween, the present invention is usually illustrated by one/a pair of components, however, it should be understood by those skilled in the art that such positions, matching relationship, etc. are also applicable to other/other pairs of components.
The above description is intended to be illustrative of the present invention and not to limit the scope of the invention, which is defined by the claims appended hereto.
Claims (7)
1. The utility model provides a suspension mechanism detection device based on car capability test which characterized in that includes: the bearing device comprises a box body (1), wherein two groups of bearing sleeves (101) are fixedly arranged in the middle of two sides of the box body (1); the top seat (2) is fixedly arranged at the top of the box body (1), a middle groove (201) is formed in the middle of the top seat (2), and two groups of T-shaped sliding grooves (202) are formed in two sides of the top of the middle groove (201); the inner clamping blocks (3) are arranged in the T-shaped sliding grooves (202) in a sliding mode, and T-shaped clamps (301) are hinged to the outer sides of the tops of the two groups of T-shaped sliding grooves (202); the number of the L-shaped sliding seats (4) is two, and the two groups of L-shaped sliding seats (4) are arranged on two sides of the top of the box body (1) in a sliding manner through guide rails; the motor (5), the said motor (5) is fixedly set up in the middle of front side of the container body (1); the testing shaft (6), both ends of the testing shaft (6) are rotatably arranged in the bearing sleeve (101) through airtight springs; two rows of air holes (601) are formed in both sides of the test shaft (6), and the two rows of air holes (601) on the same side are communicated with each other; two rows of air holes (601) on the same side are respectively positioned in the bearing sleeve (101) and the wheel sleeve (7); the wheel sleeve (7) is fixedly arranged outside the left end of the test shaft (6), an air telescopic rod (701) is fixedly arranged outside the wheel sleeve (7), and a floating ring wheel (8) is fixedly arranged outside the air telescopic rod (701); the number of the air conveying cylinders (9) is two, the rear ends of the two air conveying cylinders (9) are fixedly arranged on the two sides of the front end of the box body (1) in a penetrating way, and the air conveying cylinders (9) are communicated with the bearing sleeves (101); the gas transmission cylinder (9) comprises: the side frames (901) are arranged on the two sides of the front end of the air delivery cylinder (9); the manual control rod (902) is rotatably arranged in the middle of the adjacent surfaces of the air delivery cylinders (9) at the two sides of the manual control rod (902); the piston piles (903) are arranged in the front end of the gas transmission cylinder (9) in a sliding mode, the front ends of the adjacent surfaces of the two groups of piston piles (903) are hinged with connecting rods (904), and the connecting rods (904) are hinged with the manual control rod (902); a return spring (905) is fixedly arranged on the outer sides of the gas transmission cylinder (9) and the piston pile (903); wheel cover (7), the setting of floating ring wheel (8) and gas transmission cylinder (9), the simulation of providing convenient manual control test function of jolting, starter motor (5) drive test axle (6) are rotatory, hand lever (902), piston pile (903) and connecting rod (904) constitute slider mechanism, promote propulsion piston pile (903) that hand lever (902) can be laborsaving and pass gas pocket (601) with the air and input and be used for strutting gas telescopic link (701) in gas telescopic link (701), make floating ring wheel (8) take place the eccentric state of simulating out the state of jolting.
2. The suspension mechanism detection device based on the automobile performance test is characterized in that the top seat (2) further comprises:
the side screw rod (203) is rotatably arranged in the T-shaped sliding groove (202), and the side screw rod (203) is in threaded connection with the inner clamping block (3);
the linkage shaft A (204) is rotatably arranged on two sides of the middle of the top seat (2), and the linkage shaft A (204) is in transmission connection with the side lead screw (203) through a bevel gear;
two groups of linkage shafts B (205) are rotatably arranged on two sides of the front end of the top seat (2), and two ends of each linkage shaft B (205) are in transmission connection with bevel gears arranged at the front ends of the linkage shafts A (204);
the adjusting shaft (206) is rotatably arranged in the middle of the front end of the top seat (2), and the front end of the top seat (2) is in transmission connection with the two groups of linkage shafts B (205) through bevel gears.
3. The suspension mechanism detection device based on the automobile performance test is characterized in that the top seat (2) further comprises:
the top of the rear side of the top seat (2) is rotatably provided with two groups of driven shafts (207), the top of each driven shaft (207) is fixedly provided with a pressure lever (208), and the two groups of pressure levers (208) are staggered in position;
the middle of the rear end of the top seat (2) is rotatably provided with a worm gear shaft (209), and two ends of the worm gear shaft (209) are in bevel gear transmission connection with the driven shaft (207);
the middle of the rear end of the top seat (2) is rotatably provided with the worm (210), and a worm wheel is arranged outside a worm wheel shaft (209) and is in transmission connection with the worm (210).
4. The suspension mechanism detection device based on the automobile performance test is characterized in that the top seat (2) further comprises:
l-shaped turning frames (211), the two ends of the front side of the top seat (2) are integrally provided with the L-shaped turning frames (211), and the middle of each L-shaped turning frame (211) is rotatably provided with a puller bolt (212).
5. The suspension mechanism detection device based on the automobile performance test is characterized in that two groups of tension springs are directly hung on two sides of the inner clamping block (3) and the T-shaped clamp (301), and the inner clamping block (3) and the T-shaped clamp (301) can be naturally and stably kept through the tension springs.
6. The suspension mechanism detecting device based on the vehicle performance test as claimed in claim 4, wherein the L-shaped sliding base (4) comprises:
the middle of the upper side of the L-shaped sliding seat (4) is provided with a sliding groove (401), a lifting piece (402) is arranged in the sliding groove (401) in a sliding mode, and the top of one side of the lifting piece (402) is fixedly provided with a butt joint pin (403);
the spring rod (404) is fixedly arranged in the sliding groove (401), and a spring is sleeved on the part, located on the outer side of the bottom of the lifting piece (402), of the spring rod (404);
the pressure sensor (405) is fixedly arranged at the front end of the L-shaped sliding seat (4), and the pressure sensor (405) is aligned with the center of the jacking bolt (212).
7. The suspension mechanism detection device based on the automobile performance test is characterized in that the wheel sleeve (7) further comprises:
the sliding frames (702) are fixedly arranged on the two sides of the wheel sleeve (7); the inside of the floating ring wheel (8) is fixedly provided with a guide piece (801), the guide piece (801) is connected with the sliding frame (702) in a sliding mode, and the guide piece (801) is horizontal to the air expansion rod (701).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111398476.1A CN113834672B (en) | 2021-11-24 | 2021-11-24 | Suspension mechanism detection device based on automobile performance test |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111398476.1A CN113834672B (en) | 2021-11-24 | 2021-11-24 | Suspension mechanism detection device based on automobile performance test |
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| CN113834672A CN113834672A (en) | 2021-12-24 |
| CN113834672B true CN113834672B (en) | 2022-03-11 |
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| CN114942138B (en) * | 2022-07-27 | 2022-10-21 | 中科雷凌激光科技(山东)有限公司 | Bearing performance testing device convenient to detect |
| CN116698452B (en) * | 2023-07-28 | 2023-10-31 | 山东首达汽车制造有限公司 | Semitrailer suspension performance testing device |
| CN117129241B (en) * | 2023-08-18 | 2024-04-19 | 雄邦压铸（南通）有限公司 | Structural member testing device for vehicle |
| CN117142394B (en) * | 2023-11-01 | 2024-01-30 | 山东鲁工机械有限公司 | Weight-adjustable forklift combined counterweight system |
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