CN214702770U - Passenger car body torsional rigidity test device - Google Patents
Passenger car body torsional rigidity test device Download PDFInfo
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- CN214702770U CN214702770U CN202121395383.9U CN202121395383U CN214702770U CN 214702770 U CN214702770 U CN 214702770U CN 202121395383 U CN202121395383 U CN 202121395383U CN 214702770 U CN214702770 U CN 214702770U
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- 239000000725 suspension Substances 0.000 claims abstract description 92
- 230000007246 mechanism Effects 0.000 claims abstract description 85
- 238000006073 displacement reaction Methods 0.000 claims abstract description 73
- 239000003638 chemical reducing agent Substances 0.000 claims description 37
- 238000003825 pressing Methods 0.000 claims description 23
- 238000001514 detection method Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 6
- 230000005489 elastic deformation Effects 0.000 abstract description 4
- 230000003068 static effect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 229910001018 Cast iron Inorganic materials 0.000 description 5
- 238000005034 decoration Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a passenger car automobile body torsional rigidity test device, include: the device comprises a vehicle body, a floor, a front suspension loading mechanism, a front suspension fulcrum mechanism, a rear suspension fixing mechanism, a displacement measuring mechanism, a door and window displacement measuring mechanism and the like; the utility model has the advantages of reasonable and simple structure, low in production cost, simple to operate, it is multiple functional, reasonable in design, the function is perfect, can simulate the detection and the use detection of the elastic deformation of the plus static torsion in-process that the automobile condition produced on different roads of automobile condition, detect the rigidity deformation condition of torsion in-process, simulate the detection device and the detection method of the elastic deformation of the plus static torsion in-process that the automobile condition produced on different roads, provide the reference for subsequent design and use safety attention.
Description
Technical Field
The utility model relates to a car body torsional rigidity test technical field, in particular to passenger car body torsional rigidity test device.
Background
The body is defined by body nomenclature and textbook to refer to the body structural and panel weld assembly and includes the front wing panel, doors, hood, trunk lid, but not the unpainted body of the accessories and trim. The coated vehicle body is provided with an inner decoration, an outer decoration (comprising an instrument board, a seat, windshield glass, a carpet, an inner decoration guard plate and the like), an electronic and electrical system (a sound box, a wire harness, a switch and the like), a chassis system (comprising a brake system, a suspension system and the like) and a power assembly system (comprising an engine, a gearbox and the like) to form the whole vehicle.
The conventional torsion rigidity test of the vehicle body of the passenger vehicle is that the T-shaped table is single in operation, and the torsion condition of the vehicle body on the actual road surface needs to be simulated, so that the flexibility of operation is lacked.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a passenger car automobile body torsional rigidity test device just for solving above-mentioned problem.
In order to solve the above problem, the utility model provides a technical scheme: a passenger car body torsional rigidity test device comprises: the automobile body, its innovation point lies in: the device also comprises a floor, a front suspension loading mechanism, a front suspension fulcrum mechanism, a rear suspension fixing mechanism, a displacement measuring mechanism and a door and window displacement measuring mechanism; the left side of the upper surface of the floor is provided with two front suspension loading mechanisms which are mutually spaced, the left side of the upper surface of the floor is provided with two rear suspension fixing mechanisms which are mutually spaced, a front suspension fulcrum mechanism is arranged between the front suspension loading mechanisms, displacement measuring mechanisms are arranged on one sides of the front suspension loading mechanism and the rear suspension fixing mechanism, a door and window displacement measuring mechanism is arranged on a door and a window of the vehicle body, and the vehicle body is connected to the front suspension loading mechanism, the front suspension fulcrum mechanism and the rear suspension fixing mechanism; the front suspension loading mechanism has the specific structure that: the device comprises a front suspension support plate, a first pressing plate, a first clamp fixing seat, a first joint bearing, a shaft body, a force sensor, a first screw, a first pin shaft, a second joint bearing, a first connecting seat, a first linear ball slide block guide rail, a top plate, a box body, a ball screw, a limit switch, a driven wheel, a driving wheel, a speed reducer and a driving motor; the box body is fixedly connected to the floor, the upper surface of the box body is fixedly connected with a speed reducer, the input end of the speed reducer is connected with the output end shaft of a driving motor, and the output end of the speed reducer is fixedly connected with a driving wheel; a ball screw is movably connected in the box body, a driven wheel is fixedly connected to the ball screw, the driven wheel is meshed with the driving wheel, and a limit switch is arranged on one side of the driven wheel; the top end of the ball screw rod is fixedly connected with a top plate, a first linear ball sliding block guide rail is arranged in the top plate, a first connecting seat is arranged on the top plate, and a second joint bearing is connected in the first connecting seat through a first pin shaft; the top end of the first connecting seat is connected with a first screw rod, the top end of the first screw rod is connected with a force sensor, the force sensor is connected with a first clamp fixing seat, and a first joint bearing is movably connected in the first clamp fixing seat through a shaft body; the top end of the first clamp fixing seat is connected with a first pressing plate, the top end of the first pressing plate is connected with a front suspension support plate, and the front suspension support plate is connected to the vehicle body.
Preferably, the front suspension fulcrum mechanism has a specific structure that: the lifting device comprises a second pressing block, a second clamp fixing seat, a second pin shaft, a third joint bearing, a positioning clamp, a connecting rod, a connecting plate, a first lifting speed reducer and a lifting support; the lifting support is connected to the floor, and a first lifting speed reducer is connected to the lifting support; the top end of the lifting support is connected with a connecting plate, and the top end of the connecting plate is connected with a connecting rod; the top end of the connecting rod is connected with a positioning clamp, and the positioning clamp is connected with a second clamp fixing seat; a third joint bearing is connected in the second clamp fixing seat through a second pin shaft; and a second pressing block is connected to the top end of the second clamp fixing seat and connected to the vehicle body.
Preferably, the rear overhang fixing mechanism has a specific structure that: the rear suspension fixing clamp comprises a rear suspension fixing clamp, a third clamp fixing seat, a third pin shaft, a fourth joint bearing, a second screw, a fourth pin shaft, a fifth joint bearing, a second connecting seat, a second linear ball slide block guide rail, a second lifting speed reducer and a rear suspension speed reducer support; the rear suspension speed reducer support is connected to the floor, and a second lifting speed reducer is connected to the rear suspension speed reducer support; the top end of the rear suspension speed reducer support is connected with a second connecting seat, a second linear ball sliding block guide rail is movably connected in the lower end of the second connecting seat, and a fifth joint bearing is movably connected in the upper end of the second connecting seat through a fourth pin shaft; the top end of the second connecting seat is connected with a second screw rod, and the top end of the second screw rod is connected with a third clamp fixing seat; a fourth joint bearing is movably connected in the third clamp fixing seat through a third pin shaft; fixedly connected with rear overhang mounting fixture on the anchor clamps fixing base, rear overhang mounting fixture connects on the automobile body.
Preferably, the specific structure of the displacement measuring mechanism is as follows: the device comprises a magnetic base, a first positioning block, a first displacement sensor, a magnetic meter base connecting rod chuck, an adjusting rod and a magnetic base connecting rod; the magnetic base is connected to the floor; the magnetic base is connected with a magnetic base connecting rod, and the middle end and the top end of the magnetic base connecting rod are fixedly connected with magnetic meter base connecting rod chucks; the adjusting rod is connected in the magnetic gauge stand connecting rod chuck; the adjusting rod is characterized in that a first positioning block is connected to the top end of the adjusting rod, and a first displacement sensor is connected to the first positioning block.
Preferably, the specific structure of the door and window displacement measuring mechanism is as follows: the device comprises a door frame edge clamp, a displacement jacking block, a displacement telescopic rod, a displacement telescopic sleeve, a universal floating joint, a second positioning block and a second displacement sensor; one end of the displacement telescopic rod is provided with a door frame edge clamp, and the other end of the displacement telescopic rod is provided with a second positioning block; one end of the displacement telescopic sleeve is provided with a universal floating joint, and the other end of the displacement telescopic sleeve is provided with a second positioning block; the displacement telescopic rod is connected with a displacement jacking block, and a second positioning block on the displacement telescopic sleeve is connected with a second displacement sensor; the door frame edge clamp and the universal floating joint are connected to a vehicle window of a vehicle body.
The utility model has the advantages that: the utility model has the advantages of reasonable and simple structure, low in production cost, simple to operate, it is multiple functional, reasonable in design, the function is perfect, can simulate the detection and the use detection of the elastic deformation of the plus static torsion in-process that the automobile condition produced on different roads of automobile condition, detect the rigidity deformation condition of torsion in-process, simulate the detection device and the detection method of the elastic deformation of the plus static torsion in-process that the automobile condition produced on different roads, provide the reference for subsequent design and use safety attention.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic structural diagram of the front suspension loading mechanism of the present invention.
Fig. 4 is a schematic structural view of the front suspension fulcrum mechanism of the present invention.
Fig. 5 is a schematic structural view of the rear suspension fixing mechanism of the present invention.
Fig. 6 is a schematic structural diagram of the displacement measuring mechanism of the present invention.
Fig. 7 is the structure schematic diagram of the door and window displacement measuring mechanism of the utility model.
Detailed Description
As shown in fig. 1 to 3, the following technical solutions are adopted in the present embodiment: a passenger car body torsional rigidity test device comprises: the vehicle body 1 further comprises a floor 2, a front suspension loading mechanism 3, a front suspension fulcrum mechanism 4, a rear suspension fixing mechanism 5, a displacement measuring mechanism 6 and a door and window displacement measuring mechanism 7; the right side of the upper surface of the floor 2 is provided with two front suspension loading mechanisms 3 which are spaced from each other, the left side of the upper surface of the floor 2 is provided with two rear suspension fixing mechanisms 5 which are spaced from each other, a front suspension fulcrum mechanism 4 is arranged between the front suspension loading mechanisms 3, one sides of the front suspension loading mechanisms 3 and the rear suspension fixing mechanisms 5 are provided with displacement measuring mechanisms 6, doors and windows of the vehicle body 1 are provided with door and window displacement measuring mechanisms 7, and the vehicle body 1 is connected to the front suspension loading mechanisms 3, the front suspension fulcrum mechanisms 4 and the rear suspension fixing mechanisms 5; the front suspension loading mechanism 3 has the specific structure that: the device comprises a front suspension plate 31, a first pressing plate 32, a first clamp fixing seat 33, a first joint bearing 34, a shaft body 35, a force sensor 36, a first screw rod 37, a first pin shaft 38, a second joint bearing 39, a first connecting seat 40, a first linear ball slide block guide rail 41, a top plate 42, a box body 43, a ball screw 44, a limit switch 45, a driven wheel 46, a driving wheel 47, a speed reducer 48 and a driving motor 49; the box body 43 is fixedly connected to the floor 2, the upper surface of the box body 43 is fixedly connected with a speed reducer 48, the input end of the speed reducer 48 is connected with the output end of a driving motor 49 through a shaft, and the output end of the speed reducer 48 is fixedly connected with a driving wheel 47; a ball screw 44 is movably connected in the box body 43, a driven wheel 46 is fixedly connected on the ball screw 44, the driven wheel 46 is meshed with a driving wheel 47, and a limit switch 45 is arranged on one side of the driven wheel 46; a top plate 42 is fixedly connected to the top end of the ball screw 44, a first linear ball slider guide rail 41 is arranged in the top plate 42, a first connecting seat 40 is arranged on the top plate 42, and a second joint bearing 39 is connected to the first connecting seat 40 through a first pin shaft 38; the top end of the first connecting seat 40 is connected with a first screw rod 37, the top end of the first screw rod 37 is connected with a force sensor 36, the force sensor 36 is connected with a first clamp fixing seat 33, and the first clamp fixing seat 33 is movably connected with a first joint bearing 34 through a shaft body 35; the top end of the first clamp fixing seat 33 is connected with a first pressing plate 32, the top end of the first pressing plate 32 is connected with a front suspension plate 31, and the front suspension plate 31 is connected to the vehicle body 1.
As shown in fig. 4, the front suspension fulcrum mechanism 4 has the following specific structure: the device comprises a second pressing block 401, a second clamp fixing seat 402, a second pin shaft 403, a third joint bearing 404, a positioning clamp 405, a connecting rod 406, a connecting plate 407, a first lifting speed reducer 408 and a lifting support 409; the lifting support 409 is connected to the floor 2, and the lifting support 409 is connected with a first lifting speed reducer 408; the top end of the lifting support 409 is connected with a connecting plate 407, and the top end of the connecting plate 407 is connected with a connecting rod 406; the top end of the connecting rod 406 is connected with a positioning clamp 405, and the positioning clamp 405 is connected with a second clamp fixing seat 402; a third joint bearing 404 is connected in the second clamp fixing seat 402 through a second pin shaft 403; the top end of the second clamp fixing seat 402 is connected with a second pressing block 401, and the second pressing block 401 is connected to the vehicle body 1.
As shown in fig. 5, the rear overhang fixing mechanism 5 has the following specific structure: the rear suspension fixing clamp comprises a rear suspension fixing clamp 501, a third clamp fixing seat 502, a third pin 503, a fourth joint bearing 504, a second screw 505, a fourth pin 506, a fifth joint bearing 507, a second connecting seat 508, a second linear ball slider guide rail 509, a second lifting speed reducer 510 and a rear suspension speed reducer support 511; the rear overhang speed reducer support 511 is connected to the floor 2, and the second lifting speed reducer 510 is connected to the rear overhang speed reducer support 511; the top end of the rear suspension speed reducer bracket 511 is connected with a second connecting seat 508, the lower end of the second connecting seat 508 is movably connected with a second linear ball slider guide rail 509, and the upper end of the second connecting seat 508 is movably connected with a fifth knuckle bearing 507 through a fourth pin shaft 506; a second screw 505 is connected to the top end of the second connecting seat 508, and a third fixture fixing seat 502 is connected to the top end of the second screw 505; a fourth knuckle bearing 504 is movably connected in the third fixture fixing seat 502 through a third pin 503; the fixture fixing seat 502 is fixedly connected with a rear overhang fixing fixture 501, and the rear overhang fixing fixture 501 is connected to the vehicle body 1.
As shown in fig. 6, the specific structure of the displacement measuring mechanism 6 is as follows: comprises a magnetic base 601, a first positioning block 602, a first displacement sensor 603, a magnetic meter base connecting rod chuck 604, an adjusting rod 605 and a magnetic base connecting rod 606; the magnetic base 601 is connected to the floor 2; a magnetic base connecting rod 606 is connected to the magnetic base 601, and magnetic gauge stand connecting rod chucks 604 are fixedly connected to the middle end and the top end of the magnetic base connecting rod 606; the adjusting rod 605 is connected in the magnetic gauge stand connecting rod clamp 604; the top end of the adjusting rod 605 is connected with a first positioning block 602, and the first positioning block 602 is connected with a first displacement sensor 603.
As shown in fig. 7, the specific structure of the door and window displacement measuring mechanism 7 is as follows: the device comprises a doorframe edge clamp 701, a displacement top block 702, a displacement telescopic rod 703, a displacement telescopic sleeve 704, a universal floating joint 705, a second positioning block 706 and a second displacement sensor 707; a door frame edge clamp 701 is arranged at one end of the displacement telescopic rod 703, and a second positioning block 706 is arranged at the other end of the displacement telescopic rod 703; one end of the displacement telescopic sleeve 704 is provided with a universal floating joint 705, and the other end of the displacement telescopic sleeve 704 is provided with a second positioning block 706; a displacement top block 702 is connected to the displacement telescopic rod 703, and a second displacement sensor 707 is connected to a second positioning block 706 on the displacement telescopic sleeve 704; the door frame edge clamp 701 and the universal floating joint 705 are attached to the window of the vehicle body 1.
The utility model discloses a user state does:
A. front overhang both sides restrain: the front suspension is connected with a front suspension support plate according to the position of a vehicle body, the position of the integral front suspension loading mechanism is adjusted, the front suspension loading mechanism is tightly pressed on a T-shaped groove cast iron bottom plate through the combination of a standard pressing block, a T-shaped bolt, a flange locking nut and a bottom bolt, the movable constraint of a limiting block on a linear ball slide block guide rail is removed, and the front suspension loading mechanism is adjusted to be in a fixed constraint direction;
B. rear overhang left side constraint: according to the position of a vehicle body, a rear suspension fixing clamp is connected, a left side position mechanism of the whole rear suspension is adjusted, the left side position mechanism is tightly pressed on a T-shaped groove cast iron bottom plate through a combination of a standard pressing block, a T-shaped bolt, a flange locking nut and a bottom bolt, the movable constraint of a limiting block on a linear ball slide block guide rail is removed, and the direction is adjusted in the fixed constraint direction;
C. rear overhang right side constraint: according to the position of a vehicle body, a rear suspension fixing clamp is connected, a left side position mechanism of the whole rear suspension is adjusted, and the rear suspension fixing clamp is tightly pressed on a T-shaped groove cast iron bottom plate through a combination of a standard pressing block, a T-shaped bolt, a flange locking nut and a bottom bolt;
D. front suspension pivot constraint: adjusting the position of the front suspension loading mechanism and the vehicle body to the middle position of the direction according to the position of the front suspension loading mechanism, connecting the front suspension loading mechanism and the vehicle body through a pressing block, a gasket, a base plate and a clamp fixing seat, adjusting the rotating direction of the end rod knuckle bearing, adjusting the integral rear suspension left side position mechanism, pressing the integral rear suspension left side position mechanism on a T-shaped groove cast iron bottom plate through the combination of a standard pressing block, a T-shaped bolt, a flange locking nut and a bottom bolt, and removing the release constraint of a positioning clamp;
E. front suspension loading: the computer sends a signal to drive the motor to drive the speed reducer, the driving wheel and the driven wheel to move, so as to drive the ball screw to do the up-and-down loading movement of the restraint mechanism, the limit switch fixed on the limit switch fixing frame does the limit movement, and the loading condition is displayed through the feedback force value of the force sensor;
F. and (3) loading displacement detection: the top of a displacement sensor is arranged at a loading position in an overhead mode, the position is adjusted through an adjusting rod and then locked by a magnetic meter seat connecting rod chuck, finally a magnetic seat (strong magnetism) is directly adsorbed on a T-shaped groove cast iron floor, and a displacement value is fed back to a computer in real time when a vehicle body is in a loading deformation condition;
G. detecting the displacement of the door and the window: the door frame edge fixture is fixed on the edge of a door frame, the displacement sensor on the positioning block fixed by the displacement telescopic sleeve is used for pushing against the displacement ejection block fixed on the displacement telescopic rod, and the deformation condition generated when the automobile body is loaded with the deformation condition feeds back a displacement value to a computer in real time.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, which are only illustrative, but also various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, which is defined by the appended claims and their equivalents.
The utility model discloses a control mode is controlled through artifical start-up and closing switch, and the wiring diagram of power component and the supply of power belong to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and wiring in detail and arrange.
Claims (5)
1. A passenger car body torsional rigidity test device comprises: vehicle body (1), characterized in that: the device also comprises a floor (2), a front suspension loading mechanism (3), a front suspension fulcrum mechanism (4), a rear suspension fixing mechanism (5), a displacement measuring mechanism (6) and a door and window displacement measuring mechanism (7);
the floor is characterized in that two front suspension loading mechanisms (3) which are spaced from each other are arranged on the right side of the upper surface of the floor (2), two rear suspension fixing mechanisms (5) which are spaced from each other are arranged on the left side of the upper surface of the floor (2), a front suspension fulcrum mechanism (4) is arranged between the front suspension loading mechanisms (3), displacement measuring mechanisms (6) are arranged on one sides of the front suspension loading mechanisms (3) and the rear suspension fixing mechanisms (5), door and window displacement measuring mechanisms (7) are arranged on doors and windows of the vehicle body (1), and the vehicle body (1) is connected to the front suspension loading mechanisms (3), the front suspension fulcrum mechanisms (4) and the rear suspension fixing mechanisms (5);
the front suspension loading mechanism (3) has the specific structure that: the device comprises a front suspension support plate (31), a first pressing plate (32), a first clamp fixing seat (33), a first joint bearing (34), a shaft body (35), a force sensor (36), a first screw rod (37), a first pin shaft (38), a second joint bearing (39), a first connecting seat (40), a first linear ball slide block guide rail (41), a top plate (42), a box body (43), a ball screw rod (44), a limit switch (45), a driven wheel (46), a driving wheel (47), a speed reducer (48) and a driving motor (49);
the box body (43) is fixedly connected to the floor (2), the upper surface of the box body (43) is fixedly connected with a speed reducer (48), the input end of the speed reducer (48) is connected with the output end shaft of a driving motor (49), and the output end of the speed reducer (48) is fixedly connected with a driving wheel (47);
a ball screw (44) is movably connected in the box body (43), a driven wheel (46) is fixedly connected to the ball screw (44), the driven wheel (46) is meshed with a driving wheel (47), and a limit switch (45) is arranged on one side of the driven wheel (46);
a top plate (42) is fixedly connected to the top end of the ball screw (44), a first linear ball sliding block guide rail (41) is arranged in the top plate (42), a first connecting seat (40) is arranged on the top plate (42), and a second joint bearing (39) is connected to the first connecting seat (40) through a first pin shaft (38);
the top end of the first connecting seat (40) is connected with a first screw rod (37), the top end of the first screw rod (37) is connected with a force sensor (36), the force sensor (36) is connected with a first clamp fixing seat (33), and a first joint bearing (34) is movably connected in the first clamp fixing seat (33) through a shaft body (35);
the top end of the first clamp fixing seat (33) is connected with a first pressing plate (32), the top end of the first pressing plate (32) is connected with a front suspension plate (31), and the front suspension plate (31) is connected to the vehicle body (1).
2. The torsional rigidity test device for the vehicle body of the passenger vehicle as claimed in claim 1, wherein: the front suspension fulcrum mechanism (4) has the specific structure that: the device comprises a second pressing block (401), a second clamp fixing seat (402), a second pin shaft (403), a third joint bearing (404), a positioning clamp (405), a connecting rod (406), a connecting plate (407), a first lifting speed reducer (408) and a lifting support (409);
the lifting support (409) is connected to the floor (2), and the lifting support (409) is connected with a first lifting speed reducer (408);
the top end of the lifting support (409) is connected with a connecting plate (407), and the top end of the connecting plate (407) is connected with a connecting rod (406);
the top end of the connecting rod (406) is connected with a positioning clamp (405), and the positioning clamp (405) is connected with a second clamp fixing seat (402);
a third joint bearing (404) is connected in the second clamp fixing seat (402) through a second pin shaft (403);
and a second pressing block (401) is connected to the top end of the second clamp fixing seat (402), and the second pressing block (401) is connected to the vehicle body (1).
3. The torsional rigidity test device for the vehicle body of the passenger vehicle as claimed in claim 1, wherein: the rear suspension fixing mechanism (5) has the specific structure that: the rear suspension fixing clamp comprises a rear suspension fixing clamp (501), a third clamp fixing seat (502), a third pin shaft (503), a fourth joint bearing (504), a second screw (505), a fourth pin shaft (506), a fifth joint bearing (507), a second connecting seat (508), a second linear ball sliding block guide rail (509), a second lifting speed reducer (510) and a rear suspension speed reducer support (511);
the rear suspension speed reducer support (511) is connected to the floor (2), and the rear suspension speed reducer support (511) is connected with a second lifting speed reducer (510);
the top end of the rear suspension speed reducer support (511) is connected with a second connecting seat (508), the lower end of the second connecting seat (508) is movably connected with a second linear ball slider guide rail (509), and the upper end of the second connecting seat (508) is movably connected with a fifth knuckle bearing (507) through a fourth pin shaft (506);
a second screw rod (505) is connected to the top end of the second connecting seat (508), and a third clamp fixing seat (502) is connected to the top end of the second screw rod (505);
a fourth joint bearing (504) is movably connected in the third clamp fixing seat (502) through a third pin shaft (503);
fixedly connected with rear overhang mounting fixture (501) on anchor clamps fixing base (502), rear overhang mounting fixture (501) are connected on automobile body (1).
4. The torsional rigidity test device for the vehicle body of the passenger vehicle as claimed in claim 1, wherein: the specific structure of the displacement measuring mechanism (6) is as follows: the device comprises a magnetic base (601), a first positioning block (602), a first displacement sensor (603), a magnetic meter base connecting rod chuck (604), an adjusting rod (605) and a magnetic base connecting rod (606);
the magnetic base (601) is connected to the floor (2);
a magnetic base connecting rod (606) is connected to the magnetic base (601), and magnetic meter base connecting rod chucks (604) are fixedly connected to the middle end and the top end of the magnetic base connecting rod (606);
the adjusting rod (605) is connected in the magnetic gauge stand connecting rod chuck (604);
the top end of the adjusting rod (605) is connected with a first positioning block (602), and the first positioning block (602) is connected with a first displacement sensor (603).
5. The torsional rigidity test device for the vehicle body of the passenger vehicle as claimed in claim 1, wherein: the specific structure of the door and window displacement measuring mechanism (7) is as follows: the device comprises a doorframe edge clamp (701), a displacement top block (702), a displacement telescopic rod (703), a displacement telescopic sleeve (704), a universal floating joint (705), a second positioning block (706) and a second displacement sensor (707);
a door frame edge clamp (701) is arranged at one end of the displacement telescopic rod (703), and a second positioning block (706) is arranged at the other end of the displacement telescopic rod (703);
one end of the displacement telescopic sleeve (704) is provided with a universal floating joint (705), and the other end of the displacement telescopic sleeve (704) is provided with a second positioning block (706);
a displacement jacking block (702) is connected to the displacement telescopic rod (703), and a second displacement sensor (707) is connected to a second positioning block (706) on the displacement telescopic sleeve (704);
the door frame edge clamp (701) and the universal floating joint (705) are connected to a window of a vehicle body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121395383.9U CN214702770U (en) | 2021-06-22 | 2021-06-22 | Passenger car body torsional rigidity test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121395383.9U CN214702770U (en) | 2021-06-22 | 2021-06-22 | Passenger car body torsional rigidity test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214702770U true CN214702770U (en) | 2021-11-12 |
Family
ID=78555931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121395383.9U Expired - Fee Related CN214702770U (en) | 2021-06-22 | 2021-06-22 | Passenger car body torsional rigidity test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214702770U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT525902B1 (en) * | 2022-03-03 | 2023-09-15 | Avl List Gmbh | Positioning device for a testing device on a vehicle test bench and method for positioning a testing device on a test bench with such a positioning device |
-
2021
- 2021-06-22 CN CN202121395383.9U patent/CN214702770U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT525902B1 (en) * | 2022-03-03 | 2023-09-15 | Avl List Gmbh | Positioning device for a testing device on a vehicle test bench and method for positioning a testing device on a test bench with such a positioning device |
| AT525902A4 (en) * | 2022-03-03 | 2023-09-15 | Avl List Gmbh | Positioning device for a testing device on a vehicle test bench and method for positioning a testing device on a test bench with such a positioning device |
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