CN117191417A - Testing device for bump performance of vehicle - Google Patents
Testing device for bump performance of vehicle Download PDFInfo
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- CN117191417A CN117191417A CN202311037880.5A CN202311037880A CN117191417A CN 117191417 A CN117191417 A CN 117191417A CN 202311037880 A CN202311037880 A CN 202311037880A CN 117191417 A CN117191417 A CN 117191417A
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- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 7
- 230000035939 shock Effects 0.000 description 7
- 239000006096 absorbing agent Substances 0.000 description 6
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Abstract
The invention discloses a device for testing bump performance of a vehicle, which relates to the technical field of vehicle performance testing equipment and comprises a bottom frame, wherein four corners of the top end of the bottom frame are symmetrically welded with four vertical supporting shafts, and a sliding frame is sleeved on the top end section of each vertical supporting shaft in a sliding manner; an I-shaped support bracket is welded in the sliding frame, a vehicle to be tested runs on the left side plate and the right side plate of the I-shaped support bracket, two six-edge positioning shafts are symmetrically welded at the front end and the rear end of the sliding frame, and four sliding positioning pieces are symmetrically sleeved on the two six-edge positioning shafts in a sliding mode; the whole sliding positioning piece consists of a T-shaped sliding piece at the bottom, a vertical supporting frame welded at the top end of the T-shaped sliding piece and a tightening frame which is sleeved on the vertical supporting frame in a sliding manner and is in a U-shaped structure; two pull rods are symmetrically and rotationally connected to the middle sections of the left side rod and the right side rod of the sliding frame. The invention can solve the problems of troublesome use and time consumption of the test device when the test device is re-detected and the measurement frame is manually lifted and reset additionally.
Description
Technical Field
The invention relates to the technical field of vehicle performance testing equipment, in particular to a device for testing bump performance of a vehicle.
Background
The bump performance detection essence of a vehicle is to perform bump resistance detection on a damping system of the vehicle, a common detection means is to measure the minimum ground clearance of the vehicle during bump impact, whether the bump performance of a vehicle damper is qualified or not is judged according to the measured minimum ground clearance, a specific judgment logic is that when the measured minimum clearance is larger than a standard value, the vehicle is qualified, otherwise, the vehicle is disqualified, a test device for the bump performance of the vehicle is needed for test operation, a component for measuring the minimum ground clearance of a chassis of the vehicle on the existing test device is needed, the component can be impacted by the chassis to keep in a use state after sliding down in the test process, and when the second test is performed again, the interval measurement component is mostly needed to be manually slid upwards to be in contact with the chassis of the vehicle in an abutting mode, so that the use is troublesome and labor-consuming.
Disclosure of Invention
The invention aims to provide a device for testing the bumping performance of a vehicle, which is provided with a T-shaped driving rod, wherein when a sliding positioning piece is used for carrying out bumping test on a wheel positioned in an inward sliding insertion block through power transmission of the T-shaped driving rod, a driven gear can be driven by linkage engagement to control an insertion assembly to be pulled out and loosened to measure a frame, so that the measuring frame is automatically pulled down by two tension springs to slide upwards and reset to be in abutting contact with a chassis of the vehicle, and the problems that the measuring frame is additionally manually lifted upwards and reset during re-detection and is troublesome and time-consuming to use are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: a testing device for bump performance of a vehicle comprises a bottom frame, wherein the bottom frame is of a rectangular structure, four corners of the top end of the bottom frame are symmetrically welded with four vertical supporting shafts, and a sliding frame is sleeved on the top end section of each vertical supporting shaft in a sliding manner; an I-shaped support bracket is welded in the sliding frame, a vehicle to be tested runs on the left side plate and the right side plate of the I-shaped support bracket, two six-edge positioning shafts are symmetrically welded at the front end and the rear end of the sliding frame, and four sliding positioning pieces are symmetrically sleeved on the two six-edge positioning shafts in a sliding mode; the whole sliding positioning piece consists of a bottom T-shaped sliding piece, a vertical supporting frame welded at the top end of the T-shaped sliding piece and a tightening frame which is sleeved on the vertical supporting frame in a U-shaped structure in a sliding way, wherein four groups of compression rollers are rotatably installed on the top ends of left and right vertical supporting plates of the tightening frame in a left and right opposite supporting way, and the four groups of compression rollers slide inwards to be in jacking and pressing contact with the top end parts of tires around a vehicle; the whole bottom frame is of a Chinese character 'ri' shaped structure, a driving motor is arranged on a middle connecting stay bar of the bottom frame, two driving wheels are symmetrically sleeved at the left end and the right end of a rotating shaft of the driving motor, and a shifting column is welded on the outer circumferences of the two driving wheels; two pull rods are symmetrically and rotationally connected to the middle sections of the left side rod and the right side rod of the sliding frame, and the tail ends of the two pull rods are correspondingly and rotationally connected with the shifting columns on the two driving wheels; two mounting sleeves are symmetrically welded forwards on the middle transverse strut connecting rod of the I-shaped strut bracket of the sliding frame, and a measuring frame with a -shaped structure is arranged on the two mounting sleeves in a penetrating and sliding manner; two L-shaped suspenders are symmetrically welded at the bottoms of the middle sections of the left side plate and the right side plate of the I-shaped support bracket of the sliding frame, an opening and closing motor is vertically arranged between the tail end sections of the two L-shaped suspenders, a lead screw is connected to the opening and closing motor in a shaft way, an I-shaped sliding frame is sleeved on the lead screw in a meshed mode, and the top end section of the lead screw is rotationally connected with the center of the I-shaped support bracket; two positioning short shafts are symmetrically welded backwards on the middle transverse strut connecting rod of the I-shaped strut bracket, and one plug-in assembly is welded on the two positioning short shafts in a sliding manner through spring pushing.
Preferably, the bottom of the center position of the I-shaped support bracket is rotatably provided with a driven gear in a backward supporting way, the driven gear is in transmission connection with a rotating shaft of the driven gear through an inner ratchet mechanism, and the top end of the rotating shaft of the driven gear is welded with a Z-shaped deflector rod.
Preferably, the whole plug-in assembly is composed of a left L-shaped plug board, a right L-shaped plug board and an I-shaped connecting frame welded between tail end sections of the two L-shaped plug boards, wherein a T-shaped dowel bar is welded and supported on the middle section of the I-shaped connecting frame backwards.
Preferably, a chute is arranged on the horizontal part of the T-shaped dowel bar, and the vertical support part at the head end of the Z-shaped deflector rod is correspondingly in plug-in fit with the chute.
Preferably, the middle part of the top end of the vertical support frame is penetrated and rotated to be provided with an adjusting bolt, the vertical support frame is screwed to penetrate through the bottom of the tightening frame to be rotationally connected with the T-shaped sliding piece, and a T-shaped driving rod is welded between the two T-shaped sliding pieces on the right side.
Preferably, a row of tooth plates are arranged at the head end of the transverse strut part of the T-shaped driving rod, and the row of tooth plates are correspondingly meshed with the driven gear for transmission.
Preferably, scale marks are arranged on the front end faces of the left vertical supporting plate and the right vertical supporting plate of the measuring frame, a row of helical teeth are arranged on the upper half sections of the left vertical supporting plate and the right vertical supporting plate of the measuring frame, four limiting plates are welded on the bottom and the middle section of the left vertical supporting plate and the right vertical supporting plate of the measuring frame in a front-back opposite direction, and two tension springs are symmetrically hung and supported between the two limiting plates at the bottom and the two mounting sleeves.
Preferably, the head end sections of the two L-shaped plugboards on the plug assembly are of oblique-section structures, and the head end sections of the two L-shaped plugboards are correspondingly matched with the two rows of oblique teeth on the measuring frame in a plug-in manner.
Preferably, four connecting rods are symmetrically and rotationally connected to the head end section and the tail end section of the two side shafts on the I-shaped sliding frame, and the head end sections of the four connecting rods are correspondingly and rotationally connected with the four T-shaped sliding pieces.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through four groups of compression rollers on the tightening frame around, the four-place sliding positioning piece can be inserted to stop and limit four wheels, so that the vehicle is kept and fixed on the sliding frame, and the vehicle is prevented from falling off the sliding frame when the vehicle slides up and down along with the sliding frame to implement bump test;
2. according to the invention, through the power transmission of the T-shaped driving rod, when the sliding positioning piece carries out bump test on the inward sliding plug positioning wheel, the sliding positioning piece can be in linkage engagement to drive the driven gear to control the plug assembly to be pulled out and release the measuring frame, so that the measuring frame is automatically pulled down by the tension springs at the two parts of the measuring frame to slide up and reset to be in abutting contact with the chassis of the vehicle, the trouble of manually lifting up and resetting the measuring frame additionally during re-detection is eliminated, the using operation steps of the device are simplified, and the device is convenient and time-saving;
3. according to the invention, the inner ratchet mechanism can ensure that when the sliding locating piece slides out and loosens the wheel around after the test is finished, the T-shaped driving rod drives the driven gear to idle, the Z-shaped shifting rod does not work, so that the Z-shaped shifting rod and the plug-in component keep static to continuously plug in and locate the measuring frame, the measuring frame can still be kept in a use state of sliding measurement after the test is finished, a person can conveniently check the ground clearance in the vehicle test process, the situation that the measuring frame is driven to loosen and reset by the sliding locating piece around is avoided, and recorded measurement data cannot be checked normally;
4. the four-crank sliding block mechanism is formed by jointly connecting the I-shaped sliding blocks, the four connecting rods and the four T-shaped sliding parts, and the I-shaped sliding blocks which slide up and down can drive the four sliding positioning parts to slide left and right in opposite directions to finish the tightness of all wheels at one time, so that the trouble of sequentially implementing tightness of the four wheels step by step is omitted, and the four-crank sliding block mechanism is convenient to use, saves time and labor.
Drawings
FIG. 1 is a diagram showing the installation and use states of a sliding frame according to the present invention;
FIG. 2 is a schematic view of a sliding frame of the present invention;
FIG. 3 is a schematic view of the bottom structure of the bottom frame of the present invention;
FIG. 4 is a schematic view of a sliding frame structure according to the present invention;
FIG. 5 is a schematic view of the bottom of the sliding frame of the present invention;
FIG. 6 is a schematic view of a sliding positioning member according to the present invention;
FIG. 7 is a schematic view of a measuring frame structure according to the present invention;
FIG. 8 is an enlarged schematic view of the portion B of FIG. 4 according to the present invention; fig. 9 is an enlarged schematic view of portion a of fig. 5 in accordance with the present invention.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a bottom frame; 101. a vertical supporting shaft; 2. a driving motor; 201. a driving wheel; 3. a sliding frame; 301. a pull rod; 302. a six-edge positioning shaft; 303. a mounting sleeve; 304. a driven gear; 4. sliding the positioning piece; 401. tightening the frame; 402. a vertical support frame; 403. a T-shaped driving rod; 404. a Z-shaped deflector rod; 5. a measuring frame; 6. an opening and closing motor; 601. a screw rod; 7. a plug assembly; 701. a T-shaped dowel bar; 8. an I-shaped carriage; 801. and a connecting rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1 to 9, an embodiment of the present invention provides: a testing device for bump performance of a vehicle comprises a bottom frame 1, wherein the bottom frame 1 is of a rectangular structure, four corners of the top end of the bottom frame 1 are symmetrically welded with four vertical support shafts 101, and a sliding frame 3 is sleeved on the top end section of each vertical support shaft 101 in a sliding manner; an I-shaped support bracket is welded in the sliding frame 3, a vehicle to be tested runs on the left side plate and the right side plate of the I-shaped support bracket, two six-edge positioning shafts 302 are symmetrically welded at the front end and the rear end of the sliding frame 3, and four sliding positioning pieces 4 are symmetrically sleeved on the two six-edge positioning shafts 302 in a sliding manner; the whole sliding positioning piece 4 consists of a bottom T-shaped sliding piece, a vertical supporting frame 402 welded at the top end of the T-shaped sliding piece and a tightening frame 401 which is sleeved on the vertical supporting frame 402 in a sliding way and is of a U-shaped structure, four groups of pressing rollers are rotatably arranged at the top ends of left and right vertical supporting plates of the four tightening frames 401 in a left and right opposite supporting way, the four groups of pressing rollers inwards slide to be in pressing contact with the top end parts of four tires of a vehicle in a top-inserting way, and the four groups of pressing rollers on the four tightening frames 401 can be inserted and blocked to limit four wheels (refer to figure 2) around the sliding positioning piece 4, so that the vehicle is kept fixed on the sliding frame 3, and the vehicle is prevented from falling off from the sliding frame 3 when the vehicle slides up and down along the sliding frame 3 to implement bump test; the whole bottom frame 1 is in a shape like a Chinese character 'ri', a driving motor 2 is arranged on a middle connecting stay bar of the bottom frame 1, two driving wheels 201 are symmetrically sleeved at the left end and the right end of a rotating shaft of the driving motor 2, and a poking column is welded on the circumferential outer circles of the two driving wheels 201; two pull rods 301 are symmetrically and rotatably connected to the middle sections of the left side rod and the right side rod of the sliding frame 3, the tail ends of the two pull rods 301 are correspondingly and rotatably connected with the shifting columns on the two driving wheels 201, the two pull rods 301, the two driving wheels 201 and the sliding frame 3 are jointly connected to form two crank slide block mechanisms, and the driving motor 2 can rotate to drive the sliding frame 3 to slide up and down through the two crank slide block mechanisms so as to simulate the bumpy vibration of a vehicle on a fluctuant pothole road; two mounting sleeves 303 are symmetrically welded forwards on the middle transverse strut connecting rod of the I-shaped strut bracket of the sliding frame 3, and a measuring frame 5 with a -shaped structure is arranged on the two mounting sleeves 303 in a penetrating and sliding manner; two L-shaped suspenders are symmetrically welded at the bottoms of the middle sections of the left side plate and the right side plate of the I-shaped support bracket of the sliding frame 3, an opening and closing motor 6 is vertically arranged between the tail end sections of the two L-shaped suspenders, a lead screw 601 is connected to the opening and closing motor 6 in a shaft way, an I-shaped sliding frame 8 is sleeved on the lead screw 601 in a meshed manner, and the top end section of the lead screw 601 is rotationally connected with the center of the I-shaped support bracket; two positioning short shafts are symmetrically welded backwards on the middle transverse strut connecting rod of the I-shaped strut bracket, and one plug-in component 7 is welded on the two positioning short shafts in a sliding manner through spring pushing; the whole plug-in assembly 7 consists of a left L-shaped plug board, a right L-shaped plug board and an I-shaped connecting frame welded between tail end sections of the two L-shaped plug boards, wherein a T-shaped dowel bar 701 is welded and supported on the middle section of the I-shaped connecting frame backwards; the head end sections of the two L-shaped plugboards on the plug assembly 7 are of oblique-section structures, and the head end sections of the two L-shaped plugboards are correspondingly matched with two rows of oblique teeth on the measuring frame 5 in a plug manner, the plug assembly 7 can plug and position the measuring frame 5 in real time, and the measuring frame 5 is kept in a use state after being impacted and slid down by a vehicle chassis.
As shown in fig. 8, a driven gear 304 is rotatably installed at the bottom of the center of the i-shaped support bracket in a backward supporting manner, the driven gear 304 is in transmission connection with a rotating shaft of the driven gear 304 through an inner ratchet mechanism, a Z-shaped deflector rod 404 is welded at the top end of the rotating shaft of the driven gear 304, the inner ratchet mechanism can ensure that when the positioning piece 4 slides out and releases the wheel around after the test is finished, the T-shaped driving rod 403 drives the driven gear 304 to idle, does not work on the Z-shaped deflector rod 404, so that the Z-shaped deflector rod 404 and the plug-in assembly 7 keep stationary to continuously plug-in and position the measuring frame 5, the measuring frame 5 can still be kept in a use state of sliding measurement after the test is finished, a person can conveniently check a ground clearance in the vehicle test process, the situation that the measuring frame 5 is driven to release by the sliding positioning piece 4 around, and the record measurement data cannot be checked normally.
As shown in fig. 2, a horizontal part of the T-shaped dowel bar 701 is provided with a chute, a vertical support part at the head end of the Z-shaped deflector rod 404 is correspondingly matched with the chute in an inserting way, and the driven gear 304 can rotate to drive the T-shaped dowel bar 701 and the inserting assembly 7 to slide backwards and pull out through the Z-shaped deflector rod 404; an adjusting bolt is rotatably installed in the middle of the top end of the vertical supporting frame 402, the vertical supporting frame 402 is screwed to penetrate through the bottom of the tightening frame 401 and is rotatably connected with the T-shaped sliding piece, a T-shaped driving rod 403 is welded between the two T-shaped sliding pieces on the right side, and the positive and negative rotation adjusting bolt can be used for pushing the tightening frame 401 to lift and slide, so that the tire inserting stop limiting device is applicable to tires with different sizes.
As shown in fig. 2, a row of teeth are provided at the head end of the transverse strut portion of the T-shaped driving rod 403, and the row of teeth are correspondingly engaged with the driven gear 304 for transmission, and through the power transmission of the T-shaped driving rod 403, when the sliding positioning piece 4 performs bump test on the positioning wheel of the inward sliding insertion block, the driven gear 304 is driven by the linkage engagement to control the insertion assembly 7 to pull out and loosen the measuring frame 5, so that the measuring frame 5 is automatically slid up and reset under the pull of two tension springs on the upper part and is in abutting contact with the chassis of the vehicle, thereby eliminating the trouble of manually lifting up and resetting the measuring frame 5 additionally during re-detection, simplifying the using operation steps of the device, and being convenient and time-saving.
As shown in fig. 4, scale marks are arranged on front side end surfaces of left and right vertical supporting plates of a measuring frame 5, a row of oblique teeth are arranged on upper half sections of the left and right vertical supporting plates of the measuring frame 5, four limiting plates are welded on the bottoms and middle sections of the left and right vertical supporting plates of the measuring frame 5 in a front-back opposite direction, two tension springs are symmetrically hung and supported between the two limiting plates at the bottoms and two mounting sleeves 303, when a vehicle is subjected to bump test, the shock force of up-and-down reciprocating sliding of a shock absorber of the vehicle can be compressed, the vehicle is enabled to slide downwards in an interference and sliding manner to drive the measuring frame 5 to slide downwards, the measuring frame 5 can measure the minimum interval between the vehicle and the sliding frame 3 during bump test, whether the bump resistance of the shock absorber of the vehicle is qualified or not is judged according to the measured minimum interval, and specific judgment logic is that the measured minimum interval is qualified when the measured is larger than a standard value, otherwise disqualified.
As shown in fig. 6, the two end sections of the two side shafts on the i-shaped carriage 8 are symmetrically and rotatably connected with four connecting rods 801, the head end sections of the four connecting rods 801 are correspondingly and rotatably connected with four T-shaped sliding parts, the i-shaped carriage 8, the four connecting rods 801 and the four T-shaped sliding parts are jointly connected to form a four-crank sliding block mechanism, through the mechanism, the i-shaped carriage 8 capable of sliding up and down can drive the four sliding positioning parts 4 to slide left and right in opposite directions to complete the tightness of all wheels at one time, the trouble of sequentially implementing tightness on the four wheels step by step is omitted, and the device is convenient to use, time-saving and labor-saving.
Working principle: when in testing, a vehicle to be tested is firstly driven on the left side plate and the right side plate of the I-shaped support bracket, the top end of the measuring frame 5 is abutted against and contacted with the chassis of the vehicle, then the opening and closing motor 6 is started, the opening and closing motor 6 can push and drive the I-shaped sliding frame 8 to slide downwards through the lead screw 601, as the I-shaped sliding frame 8, the four connecting rods 801 and the four T-shaped sliding parts are jointly connected to form a four-crank sliding block mechanism, the I-shaped sliding frame 8 can further slide downwards to drive the four sliding positioning parts 4 to slide inwards, the four groups of compression rollers on the four tightening frame 401 can enable the four sliding positioning parts 4 to slide inwards to block the limit four wheels, the vehicle is kept fixed on the sliding frame 3, the vehicle is prevented from falling off from the sliding frame 3 when the vehicle slides upwards and downwards along with the sliding frame 3, and then the driving motor 2 is started, and as the two pull rods 301, the two driving wheels 201 and the sliding frame 3 are jointly connected to form two crank sliding block mechanisms, the driving motor 2 can rotate and drive the sliding frame 3 to slide upwards and downwards, and jolt vibration of the vehicle on a bumpy and hollow road is simulated;
when the vehicle is subjected to bump test, the shock absorber is compressed by the impact force of up-and-down reciprocating sliding, and the vehicle is caused to slide downwards in an interference and impact manner to drive the measuring frame 5 to slide downwards, the measuring frame 5 can measure the minimum interval between the vehicle and the sliding frame 3 during bump test, and whether the bump resistance of the shock absorber of the vehicle is qualified or not is judged according to the measured minimum interval, and the specific judgment logic is that when the measured minimum interval is larger than a standard value, the shock absorber is qualified, otherwise, the shock absorber is unqualified;
through Z-shaped deflector rod 404, driven gear 304 rotatable drives T-shaped dowel bar 701 and grafting subassembly 7 to slip backward and take out, and interior ratchet can guarantee when the test is accomplished slide positioning piece 4 outside slip pine wheel in everywhere, T-shaped actuating lever 403 drives driven gear 304 idle running, do not do work to Z-shaped deflector rod 404, make Z-shaped deflector rod 404 and grafting subassembly 7 keep still to implement grafting location to measuring frame 5, make measuring frame 5 still can keep in the state of use of gliding measurement after the test is accomplished, the convenience personnel look over the ground clearance in the vehicle test procedure, through the power transmission of T-shaped actuating lever 403, can link to engage and drive driven gear 304 control grafting subassembly 7 to take out and loosen measuring frame 5 when the test is carried out to the slip positioning wheel in the slip positioning piece 4, make measuring frame 5 pull down of two extension springs above that automatic upward slip reset and vehicle chassis contact.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. A testing arrangement of vehicle jolt performance, its characterized in that: the device comprises a bottom frame (1), wherein the bottom frame (1) is of a rectangular structure, four corners of the top end of the bottom frame (1) are symmetrically welded with four vertical supporting shafts (101), and a sliding frame (3) is sleeved on the top end section of each vertical supporting shaft (101) in a sliding manner; an I-shaped support bracket is welded inside the sliding frame (3), a vehicle to be tested runs on the left side plate and the right side plate of the I-shaped support bracket, two six-edge positioning shafts (302) are symmetrically welded at the front end and the rear end of the sliding frame (3), and four sliding positioning pieces (4) are symmetrically sleeved on the two six-edge positioning shafts (302) in a sliding mode; the whole sliding positioning piece (4) consists of a bottom T-shaped sliding piece, a vertical supporting frame (402) welded at the top end of the T-shaped sliding piece and a tightening frame (401) which is sleeved on the vertical supporting frame (402) in a U-shaped structure in a sliding way, wherein four groups of compression rollers are rotatably arranged at the top ends of left and right vertical supporting plates of the tightening frame (401) in a left and right opposite supporting way, and slide inwards to be in jacking and pressing contact with the top end parts of tires of the vehicle; the bottom frame (1) is of a shape like a Chinese character 'ri', a driving motor (2) is arranged on a middle connecting stay bar of the bottom frame (1), two driving wheels (201) are symmetrically sleeved at the left end and the right end of a rotating shaft of the driving motor (2), and a poking column is welded on the outer circles of the circumferences of the two driving wheels (201); two pull rods (301) are symmetrically and rotatably connected to the middle sections of the left side rod and the right side rod of the sliding frame (3), and the tail ends of the two pull rods (301) are correspondingly and rotatably connected with shifting columns on the two driving wheels (201); two mounting sleeves (303) are symmetrically welded forwards on the middle transverse strut connecting rod of the I-shaped strut bracket of the sliding frame (3), and a measuring frame (5) with a -shaped structure is arranged on the two mounting sleeves (303) in a penetrating and sliding manner; two L-shaped suspenders are symmetrically welded at the bottoms of the middle sections of the left side plate and the right side plate of the I-shaped support bracket of the sliding frame (3), an opening and closing motor (6) is vertically arranged between the tail end sections of the two L-shaped suspenders, a lead screw (601) is connected on the opening and closing motor (6) in a shaft way, an I-shaped sliding frame (8) is sleeved on the lead screw (601) in a meshed manner, and the top end section of the lead screw (601) is rotationally connected with the center of the I-shaped support bracket; two positioning short shafts are symmetrically welded backwards on the middle transverse strut connecting rod of the I-shaped strut bracket, and one plug-in component (7) is welded on the two positioning short shafts in a sliding manner through spring pushing.
2. The vehicle bump performance testing device according to claim 1, wherein: the bottom of the center position of the I-shaped support bracket is rotatably provided with a driven gear (304) in a backward supporting way, the driven gear (304) is in transmission connection with a rotating shaft of the driven gear (304) through an inner ratchet mechanism, and the top end of the rotating shaft of the driven gear (304) is welded with a Z-shaped deflector rod (404).
3. The vehicle bump performance testing device according to claim 2, characterized in that: the whole plug-in assembly (7) is composed of a left L-shaped plugboard, a right L-shaped plugboard and an I-shaped connecting frame welded between tail end sections of the two L-shaped plugboards, wherein a T-shaped dowel bar (701) is welded and supported on the middle section of the I-shaped connecting frame backwards.
4. A vehicle bump performance testing apparatus according to claim 3, wherein: a horizontal part of the T-shaped dowel bar (701) is provided with a chute, and a vertical support part at the head end of the Z-shaped deflector rod (404) is correspondingly in plug-in fit with the chute.
5. The vehicle bump performance testing device according to claim 2, characterized in that: an adjusting bolt is rotatably installed in the middle of the top end of the vertical supporting frame (402), the vertical supporting frame (402) is screwed through the bottom of the tightening frame (401) and is rotatably connected with the T-shaped sliding piece, and a T-shaped driving rod (403) is welded between the T-shaped sliding pieces at the two right sides.
6. The vehicle bump performance testing device according to claim 5, wherein: a row of tooth plates are arranged at the head end of the transverse supporting part of the T-shaped driving rod (403), and the row of tooth plates are correspondingly meshed with the driven gear (304) for transmission.
7. A vehicle bump performance testing apparatus according to claim 3, wherein: the measuring frame (5) is provided with scale marks on the front end faces of the left vertical supporting plate and the right vertical supporting plate, a row of helical teeth are arranged on the upper half sections of the left vertical supporting plate and the right vertical supporting plate of the measuring frame (5), four limiting plates are welded on the bottom and the middle section of the left vertical supporting plate and the right vertical supporting plate in a front-back opposite direction, and two tension springs are symmetrically hung and supported between the two limiting plates at the bottom and the two mounting sleeves (303).
8. The vehicle bump performance testing device according to claim 7, wherein: the head end sections of the two L-shaped plugboards on the plug assembly (7) are of oblique-section structures, and the head end sections of the two L-shaped plugboards are correspondingly matched with two rows of oblique teeth on the measuring frame (5) in a plug manner.
9. The vehicle bump performance testing device according to claim 1, wherein: four connecting rods (801) are symmetrically and rotationally connected to the head end section and the tail end section of the two side shafts on the I-shaped sliding frame (8), and the head end sections of the four connecting rods (801) are correspondingly and rotationally connected with four T-shaped sliding parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311037880.5A CN117191417A (en) | 2023-08-17 | 2023-08-17 | Testing device for bump performance of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311037880.5A CN117191417A (en) | 2023-08-17 | 2023-08-17 | Testing device for bump performance of vehicle |
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| Publication Number | Publication Date |
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| CN117191417A true CN117191417A (en) | 2023-12-08 |
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| CN202311037880.5A Pending CN117191417A (en) | 2023-08-17 | 2023-08-17 | Testing device for bump performance of vehicle |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10212255A1 (en) * | 2002-03-20 | 2003-10-16 | Daimler Chrysler Ag | Road bumps and potholes simulator for testing road vehicle has plates to support vehicle wheels and hydraulic actuators to give movement in vertical and horizontal planes |
| CN204228425U (en) * | 2014-11-27 | 2015-03-25 | 刘轲远 | Automobile chassis abnormal sound, Performance Testing analoging detecting device |
| CN110132580A (en) * | 2019-05-30 | 2019-08-16 | 中国人民解放军陆军军事交通学院 | A kind of car transmissions fault detection means |
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| CN114112263A (en) * | 2021-11-19 | 2022-03-01 | 西安航空学院 | Vibration testing device capable of adjusting automobile posture |
| CN115265420A (en) * | 2022-06-06 | 2022-11-01 | 浙江南正项目管理咨询有限公司 | Engineering supervision quality acceptance actual measurement device and use method thereof |
| CN218330610U (en) * | 2022-09-23 | 2023-01-17 | 珠海信达汽车检测有限公司 | Automobile chassis detection device |
| CN115901283A (en) * | 2021-09-30 | 2023-04-04 | 本田技研工业株式会社 | Vibration exciter for vehicle |
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2023
- 2023-08-17 CN CN202311037880.5A patent/CN117191417A/en active Pending
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|---|---|---|---|---|
| DE10212255A1 (en) * | 2002-03-20 | 2003-10-16 | Daimler Chrysler Ag | Road bumps and potholes simulator for testing road vehicle has plates to support vehicle wheels and hydraulic actuators to give movement in vertical and horizontal planes |
| CN204228425U (en) * | 2014-11-27 | 2015-03-25 | 刘轲远 | Automobile chassis abnormal sound, Performance Testing analoging detecting device |
| CN110132580A (en) * | 2019-05-30 | 2019-08-16 | 中国人民解放军陆军军事交通学院 | A kind of car transmissions fault detection means |
| CN212082834U (en) * | 2020-04-20 | 2020-12-04 | 史莹莹 | Workbench for vehicle detection |
| CN115901283A (en) * | 2021-09-30 | 2023-04-04 | 本田技研工业株式会社 | Vibration exciter for vehicle |
| CN114112263A (en) * | 2021-11-19 | 2022-03-01 | 西安航空学院 | Vibration testing device capable of adjusting automobile posture |
| CN115265420A (en) * | 2022-06-06 | 2022-11-01 | 浙江南正项目管理咨询有限公司 | Engineering supervision quality acceptance actual measurement device and use method thereof |
| CN218330610U (en) * | 2022-09-23 | 2023-01-17 | 珠海信达汽车检测有限公司 | Automobile chassis detection device |
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