CN104849067B - A kind of body test chassis and adjustment method - Google Patents

A kind of body test chassis and adjustment method Download PDF

Info

Publication number
CN104849067B
CN104849067B CN201510262148.7A CN201510262148A CN104849067B CN 104849067 B CN104849067 B CN 104849067B CN 201510262148 A CN201510262148 A CN 201510262148A CN 104849067 B CN104849067 B CN 104849067B
Authority
CN
China
Prior art keywords
adjustment
plate
vehicle frame
fixed
underbeam
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201510262148.7A
Other languages
Chinese (zh)
Other versions
CN104849067A (en
Inventor
尹高纪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
Original Assignee
Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Geely Holding Group Co Ltd, Zhejiang Geely Automobile Research Institute Co Ltd filed Critical Zhejiang Geely Holding Group Co Ltd
Priority to CN201510262148.7A priority Critical patent/CN104849067B/en
Publication of CN104849067A publication Critical patent/CN104849067A/en
Application granted granted Critical
Publication of CN104849067B publication Critical patent/CN104849067B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention provides a kind of body test chassis and adjustment method, belong to automobile technical field.How it enables the problem of experiment chassis is applied to different type body structure impact test if being solved.This experiment chassis includes vehicle frame, the front wheels and rear wheels on vehicle frame, the adjustment mechanism one for making front-wheel disengaging ground and the adjustment mechanism two for adjusting trailing wheel and front-wheel spacing are provided with vehicle frame, installing plate is additionally provided with vehicle frame, installing plate includes being provided with the adjustment mechanism three for adjusting upper mounting plate and lower installation board angle on the lower installation board being fixed on vehicle frame and the upper mounting plate for being hinged on lower installation board upper end, upper mounting plate.This experiment chassis can be applied to polytype body structure, and the body construction of real vehicle can farthest be simulated after coordinating by being installed with body structure, the accuracy that experiment chassis replaces real vehicle to carry out impact test is ensure that, the cost that impact test is directly carried out with real vehicle is effectively saved.

Description

A kind of body test chassis and adjustment method
Technical field
The invention belongs to automobile technical field, it is related to a kind of body test chassis and adjustment method.
Background technology
Body structure be safely it is most basic in passive security be also a most important ring.In order to increase the security of vehicle Can, and reliably design intensity, the stability of in-car various facilities etc., before putting into production, the performance of reply sample car is done Dynamic check, to evaluate the comprehensive strength of each test component and compressive stroke resiliency during collision.This experiment is by reproducing What the simulated test of deceleration waveform and collision speed during car crass was completed.Examination can be made by carrying out impact test using real vehicle Test result more accurate, but its experimentation cost is fairly expensive.
Conventional method is to use simulated crash chassis, by setup test and is mounted with safety belt, air bag, energy absorbing tube The vehicle body of the devices such as post, steering wheel, seat is fixed on chassis, installs corresponding sensor, replaces real vehicle to implement to touch with chassis Hit, so as to obtain corresponding dynamic test image and test data.Such as Chinese patent【Application number:201210108864.6;Application Publication No.:CN 102607793A】Disclose a kind of Adjustable-type trolley for impact test, including chassis framework and wheel, in addition to before Wheel tread adjusting mechanism, rear track governor motion and chassis shaft distance adjusting mechanism with two, and bottom plate heights governor motion are taken turns, wherein after Take turns wheel tread adjusting mechanism and chassis shaft distance adjusting mechanism with two is integrated.The Adjustable-type trolley for impact test can adjust Wheel centre distance And wheelbase, correspondingly regulating platform car bottom plate highly, it can realize and preferably be combined from different size vehicle bodies again.
But, also there is following defect in above-mentioned Adjustable-type trolley for impact test:Half vehicle body is carried out using above-mentioned experiment chassis During impact test, the stressing conditions of each structural beams being longitudinally arranged of vehicle body when above-mentioned experiment chassis can not gather collision;Meanwhile, For the A -pillar structure of different automobile types, above-mentioned experiment chassis does not possess the condition that simulation is installed;In addition, when needs are to wheel It is extremely inconvenient because above-mentioned experiment chassis can only carry out simulated test by removing vehicle tyres when half vehicle body carries out impact test.
The content of the invention
First purpose of the present invention is there is above mentioned problem for existing technology, it is proposed that a kind of body test platform Car, present invention solves the technical problem that being the impact test for how enabling experiment chassis be applicable different type body structure.
The purpose of the present invention can be realized by following technical proposal:A kind of body test chassis, including vehicle frame, be arranged on Front wheels and rear wheels on vehicle frame, it is characterised in that the adjustment mechanism one for making front-wheel depart from ground is provided with the vehicle frame With the adjustment mechanism two for adjusting trailing wheel and front-wheel spacing, installing plate is additionally provided with the vehicle frame, the installing plate includes Being provided with the lower installation board being fixed on vehicle frame and the upper mounting plate for being hinged on lower installation board upper end, the upper mounting plate is used for Adjust the adjustment mechanism three of upper mounting plate and lower installation board angle.
Prior art is different from, the operation principle of this body test chassis is adjusted by being set on the vehicle frame of experiment chassis Complete machine structure one so that whether this experiment chassis can have wheel system to adjust front-wheel accordingly according to body structure to be measured Position;By setting adjustment mechanism two on the vehicle frame of experiment chassis so that mould is carried out in the position that experiment chassis can adjust trailing wheel Intend the real vehicle of different wheelbases;By setting upper mounting plate, lower installation board and adjustment mechanism three on the vehicle frame of experiment chassis, pass through Control adjustment mechanism three makes upper mounting plate be rotated around lower installation board, until the truncation surface of upper mounting plate and upper A posts is in 90 degree, makes Obtaining this experiment chassis can be applied to install the body structure with above A posts are tilted;By designing the adjustment structure with more than Test chassis so that this experiment chassis can be applicable the impact test of different type body structure, effectively save automotive development Stage directly carries out the cost of impact test with real vehicle.
In above-mentioned body test chassis, the adjustment mechanism one includes the rocking arm that one end is hinged on vehicle frame, described The other end of rocking arm is equipped with rotating shaft one, and the front-wheel, which is fixed on the two ends of rotating shaft one, the vehicle frame, has the He of fixing hole one Fixing hole two, the height of the fixing hole one is more than the height of fixing hole two, and the rocking arm can be rotated around vehicle frame makes bolt Through fixing hole one or fixing hole two, bolt is equipped with the rocking arm, the rocking arm is bolted on vehicle frame.When shaking When bolt on arm coordinates with fixing hole two, the wheel for now testing chassis is contacted with ground;When the bolt on rocking arm and fixation When hole one coordinates, the wheel and ground for now testing chassis depart from.
In above-mentioned body test chassis, the vehicle frame includes upper beam and underbeam, fixed between the upper beam and underbeam There is connecting plate one, the rotating shaft one is located between upper beam and underbeam, and the rocking arm is hinged on connecting plate one, the fixing hole one On upper beam, the fixing hole two is located on underbeam, and the rocking arm is bolted on upper beam or underbeam.When needs pair When half body structure with wheel system carries out crash tests, the front-wheel of experiment chassis is set to depart from ground by rotating rocking arm, this When the bolt on rocking arm is coordinated with fixing hole one, rocking arm is fixed on upper beam, with this combine body structure wheel carry out mould Intend four car wheel structures of real vehicle;When needing to carry out crash tests to half body structure not with wheel system, by rotating Rocking arm makes the front-wheel of experiment chassis be contacted with ground, now coordinates the bolt on rocking arm with fixing hole two, is fixed on rocking arm On underbeam, so that chassis can carry out normal crash tests.
Alternatively, in above-mentioned body test chassis, the vehicle frame includes upper beam and underbeam, the adjustment Mechanism one includes being equipped with rotating shaft one in the adjustment plate being arranged between upper beam and underbeam, the adjustment plate, and the front-wheel is fixed At the two ends of rotating shaft one, the upper end of the adjustment plate is hinged on upper beam, and the lower end of the adjustment plate has screw one and screw Two, the distance of the screw one and upper beam be less than on the distance of screw two and upper beam, the underbeam have respectively with screw one and Adjusting hole one and adjusting hole two that screw two is engaged, the adjusting hole one be located at adjusting hole two side, the screw one or Bolt is equipped with person's screw two, the adjustment plate is fixed by bolt with underbeam.When needs are to half vehicle body with wheel system When structure carries out crash tests, the screw two in adjustment plate is turned to and alignd with underbeam adjusting hole two, then tune is made by bolt Whole plate is fixed on underbeam, so as to realize that the wheelie of experiment chassis departs from ground, is come with the wheel that this combines body structure Simulate four car wheel structures of real vehicle;When needing to carry out crash tests to half body structure not with wheel system, it will adjust Screw one on plate is turned to align with adjusting hole one, then adjustment plate is fixed on underbeam by bolt, so as to realize experiment The front-wheel of chassis is contacted with ground, chassis is carried out normal crash tests.
In above-mentioned body test chassis, there is slideway on the vehicle frame, the adjustment mechanism two includes being arranged on cunning Rotating shaft two is equipped with the sliding block being slidably connected in road and with slideway, the sliding block, the trailing wheel is fixed on the two ends of rotating shaft two, The screw mandrel being threadedly coupled with sliding block is also equipped with the sliding block, the screw mandrel is axially fixed on vehicle frame.Pass through rotary screw rod Sliding block can be made to be slided in slideway, so that motoring ring test chassis trailing wheel is moved.
In above-mentioned body test chassis, the vehicle frame includes upper beam and underbeam, fixed between the upper beam and underbeam There are connecting plate two and connecting plate three, slideway is formed between the upper beam and underbeam, one end of the screw mandrel is axially fixed in company On fishplate bar two, the other end of the screw mandrel through connecting plate three and with the axial restraint of connecting plate three, the screw mandrel passes connecting plate Three one end is fixed with handwheel.When need adjustment axletree away from when, pass through hand handwheel, it becomes possible to make sliding block sliding in slideway It is dynamic, so as to realize the change of testing stand back wheels of vehicle position, reach adjustment axletree away from purpose.
Alternatively, in above-mentioned body test chassis, the vehicle frame includes upper beam and underbeam, the upper beam Mounting hole is provided with having respectively on the side of underbeam on chute, the both sides cell wall of the chute, the adjustment mechanism two is wrapped The sliding block being arranged between upper beam and underbeam is included, the upper and lower ends of the sliding block are fastened in chute and can slided in chute Dynamic, the sliding block upper and lower ends are bolted on upper beam and underbeam respectively, and rotating shaft two is equipped with the sliding block, described Trailing wheel is fixed on the two ends of rotating shaft two.When need adjustment axletree away from when, first by the disassembling bolts of sliding block upper and lower ends, then promote Trailing wheel, now sliding block moved in chute, when reaching requirement wheelbase, then by bolt again tighten realization fix.
In above-mentioned body test chassis, the adjustment mechanism three includes the support beam being vertically fixed on vehicle frame, institute The upper end for stating support beam is equipped with screw rod, and one end of the screw rod is hinged on upper mounting plate, the other end screw thread of the screw rod Two nuts are connected with, the nut is located at the both sides of support beam respectively, and each nut is compressed and is resisted against in support beam.Work as needs When installing with the body structure for tilting upper A posts, by the way that the nut on screw rod is unscrewed, then pull screw rod to adjust upper mounting plate Angle, the truncation surface for making upper mounting plate and upper A posts is in 90 degree, and bolt is being tightened after the completion of adjustment, now force snesor collection Force value be required section stress value.
Alternatively, in above-mentioned body test chassis, the adjustment mechanism three includes being arranged on installation The connecting rod of plate side, one end of the connecting rod is hinged on the side of upper mounting plate, and the other end of the connecting rod has groove, institute State and adjusting screw is fixed with the side of lower installation board, the adjusting screw is located in the groove, the connecting rod passes through adjustment Screw is fixed with lower installation board.When needing to install with the body structure for tilting upper A posts, by loosening adjusting screw, then lead to Rotational installation plate manually is crossed, to specified angle, the adjustment that adjusting screw realizes upper mounting plate angle now to be tightened again, makes installation The truncation surface of plate and upper A posts is in 90 degree, and the force value of now force snesor collection is the stress value in required section.
In above-mentioned body test chassis, several balancing weights are provided with the vehicle frame.According to the matter of different automobile types Heart position or the size of required collision energy, the matter of different automobile types real vehicle is simulated by the position and quantity that adjust balancing weight Heart position.
Second object of the present invention is there is above mentioned problem for existing technology, it is proposed that a kind of body test chassis Adjustment method, present invention solves the technical problem that be how for different vehicle bodies installation need to experiment chassis adjust Examination.
A kind of adjustment method of body test chassis, it is characterised in that comprise the following steps:
A, according to crash tests project, choose corresponding body structure to be measured, judge body structure to be measured whether with inclining Oblique upper A posts, then body structure is installed on experiment chassis, including situations below:
A1, when body structure has inclined upper A posts, by control adjustment mechanism three adjust upper mounting plate angle, Make the upper A posts of body structure vertical with upper mounting plate, and sensor installing plate is welded with the section part of upper A posts, and in sensing Install sensor on device installing plate, and sensor is fixed on upper mounting plate;
A2, when body structure do not have inclined upper A posts when, by control adjustment mechanism three make upper mounting plate with it is lower install Plate is located at same straight line;The section part of other straight transfer beams of body structure is also welded with sensor installing plate, and in sensing Install sensor on device installing plate, and sensor is fixed on lower installation board;
B, according to body structure to be measured, judge whether body structure to be measured carries wheel system, then to body test chassis Front wheels and rear wheels debugged, make experiment chassis and body structure coordinate to simulate real vehicle structure, including situations below:
B1, when choosing half vehicle body with wheel system and carrying out crash tests, by controlling adjustment mechanism one, make testing stand The front-wheel of car is in the state for departing from ground;Further according to the wheelbase of the front and back wheel of simulation real vehicle, by controlling adjustment mechanism two Come the position of Adjustment Tests chassis trailing wheel;According to the size of setting collision energy, position and quantity to the balancing weight on vehicle frame It is adjusted;
B2, when choose without wheel system half vehicle body carry out crash tests when, by controlling adjustment mechanism one, make experiment The front-wheel of chassis is in the state contacted with ground;Further according to the wheelbase of the front and back wheel of simulation real vehicle, by controlling adjustment machine Structure two comes the position of Adjustment Tests chassis trailing wheel;According to the size of setting collision energy, to the position of the balancing weight on vehicle frame and Quantity is adjusted.
For different types of body structure to be measured, experiment chassis is debugged by the above method so that vehicle body knot Structure and experiment chassis coordinate the body construction of farthest simulation real vehicle, it is ensured that experiment chassis replaces real vehicle to carry out collision examination The accuracy tested.
Compared with prior art, this body test chassis has advantages below:By designing adjustment machine on experiment chassis Structure one, adjustment mechanism two, upper mounting plate, lower installation board and adjustment mechanism three so that this experiment chassis can be applied to multiple types The body structure of type, and with can farthest simulate the body construction of real vehicle after body structure installation cooperation, it is ensured that The accuracy that chassis replaces real vehicle to carry out impact test is tested, the cost that impact test is directly carried out with real vehicle is effectively saved.
Brief description of the drawings
Fig. 1 is structural representation of the experiment chassis front-wheel in collapsed state in the present embodiment one.
Fig. 2 is structural representation of the experiment chassis front-wheel in down state in the present embodiment one.
Fig. 3 is the structural representation of experiment chassis in the present embodiment two.
In figure, 1, vehicle frame;1a, upper beam;1b, underbeam;2nd, front-wheel;2a, rotating shaft one;3rd, trailing wheel;3a, rotating shaft two;4th, install Plate;41st, lower installation board;42nd, upper mounting plate;5th, connecting plate one;6th, rocking arm;61st, fixing hole one;62nd, fixing hole two;7th, bolt; 8th, adjustment plate;9th, screw one;10th, screw two;11st, adjusting hole one;12nd, adjusting hole two;13rd, slideway;14th, sliding block;15th, screw mandrel; 16th, connecting plate two;17th, connecting plate three;18th, handwheel;19th, chute;20th, support beam;21st, screw rod;22nd, nut;23rd, connecting rod;24、 Groove;25th, adjusting screw;26th, upper A posts;27th, sensor installing plate;28th, sensor;29th, balancing weight.
Embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described, But the present invention is not limited to these embodiments.
Embodiment one:
This body test chassis include vehicle frame 1, upper beam 1a, underbeam 1b, front-wheel 2, the 2a of rotating shaft one, trailing wheel 3, the 3a of rotating shaft two, Installing plate 4, lower installation board 41, upper mounting plate 42, connecting plate 1, rocking arm 6, fixing hole 1, fixing hole 2 62, bolt 7, cunning Road 13, sliding block 14, screw mandrel 15, connecting plate 2 16, connecting plate 3 17, handwheel 18, chute 19, support beam 20, screw rod 21, nut 22nd, balancing weight 29.
Specifically, as depicted in figs. 1 and 2, this body test chassis includes vehicle frame 1, the front-wheel 2 on vehicle frame 1 With trailing wheel 3.Vehicle frame 1 includes upper beam 1a and underbeam 1b, and connecting plate 1, connecting plate 2 16 are fixed between upper beam 1a and underbeam 1b With connecting plate 3 17, slideway 13 is also formed between upper beam 1a and underbeam 1b.It is provided with vehicle frame 1 for making front-wheel 2 depart from ground Installing plate 4 is additionally provided with the adjustment mechanism one in face and the adjustment mechanism two for adjusting trailing wheel 3 and the spacing of front-wheel 2, vehicle frame 1, Installing plate 4 includes the lower installation board 41 being fixed on vehicle frame 1 and the upper mounting plate 42 for being hinged on the upper end of lower installation board 41, upper to install The adjustment mechanism three for adjusting upper mounting plate 42 and the angle of lower installation board 41 is provided with plate 42.
Above-mentioned adjustment mechanism one includes the rocking arm 6 that one end is hinged on vehicle frame 1, and the other end of rocking arm 6 is equipped with rotating shaft one 2a, front-wheel 2 is fixed on the 2a of rotating shaft one two ends, and the 2a of rotating shaft one is located between upper beam 1a and underbeam 1b, and rocking arm 6 is hinged on connecting plate On one 5, fixing hole 1 is located on upper beam 1a, and fixing hole 2 62 is located on underbeam 1b, and the height of fixing hole 1, which is more than, fixes Bolt 7 is equipped with the height in hole 2 62, rocking arm 6, the rocking arm 6 can be rotated around vehicle frame 1 makes bolt 7 pass through fixing hole one 61 or fixing hole 2 62, rocking arm 6 is fixed on upper beam 1a or underbeam 1b by bolt 7.
Above-mentioned adjustment mechanism two, which includes being arranged in the sliding block 14 being slidably connected in slideway 13 and with slideway 13, sliding block 14, to be worn Provided with the 3a of rotating shaft two, trailing wheel 3 is fixed in the 3a of rotating shaft two two ends, sliding block 14 and is also equipped with the screw mandrel being threadedly coupled with sliding block 14 15, one end of screw mandrel 15 is axially fixed on connecting plate 2 16, and the other end of screw mandrel 15 passes through connecting plate 3 17 and and connecting plate 3 17 axial restraints, one end that screw mandrel 15 passes connecting plate 3 17 is fixed with handwheel 18.
Above-mentioned adjustment mechanism three includes the support beam 20 being vertically fixed on vehicle frame 1, and the upper end of support beam 20 is equipped with spiral shell Bar 21, one end of screw rod 21 is hinged on upper mounting plate 42, and the other end of screw rod 21 is threaded with two nuts 22, nut 22 It is located at the both sides of support beam 20 respectively, each nut 22 is compressed and is resisted against in support beam 20.
Embodiment two:
Technical scheme in the present embodiment is essentially identical with technical scheme in embodiment one, and difference is, such as Fig. 3 Shown, in the present embodiment, adjustment mechanism one includes wearing in the adjustment plate 8 being arranged between upper beam 1a and underbeam 1b, adjustment plate 8 There is the 2a of rotating shaft one, front-wheel 2 is fixed on the 2a of rotating shaft one two ends, and the upper end of adjustment plate 8 is hinged on upper beam 1a, under adjustment plate 8 End has screw 1 and screw 2 10, and screw 1 and upper beam 1a distance is less than screw 2 10 and upper beam 1a distance, underbeam There is the adjusting hole 1 and adjusting hole 2 12 being engaged respectively with screw 1 and screw 2 10, adjusting hole 1 is located on 1b Bolt 7 is equipped with the side of adjusting hole 2 12, screw 1 or screw 2 10, adjustment plate 8 is consolidated by bolt 7 and underbeam 1b It is fixed.
Adjustment mechanism two includes being arranged on sliding block 14 between upper beam 1a and underbeam 1b, on upper beam 1a and underbeam 1b side Have respectively on chute 19, the both sides cell wall of chute 19 and be provided with mounting hole, the upper and lower ends of sliding block 14 are fastened in chute 19 And can be slided in chute 19, the upper and lower ends of sliding block 14 are fixed on upper beam 1a and underbeam 1b by bolt 7 respectively, sliding block 14 The 3a of rotating shaft two is inside equipped with, trailing wheel 3 is fixed on the 3a of rotating shaft two two ends.
Adjustment mechanism three includes the connecting rod 23 for being arranged on the side of upper mounting plate 42, and one end of connecting rod 23 is hinged on upper mounting plate On 42 side, the other end of connecting rod 23, which has, is fixed with adjusting screw 25 on groove 24, the side of lower installation board 41, adjusts spiral shell Nail 25 is located in groove 24, and connecting rod 23 is fixed by adjusting screw 25 with lower installation board 41.
Embodiment three:
Technical scheme in the present embodiment is essentially identical with technical scheme in embodiment one, and difference is, such as Fig. 3 Shown, in the present embodiment, adjustment mechanism one includes wearing in the adjustment plate 8 being arranged between upper beam 1a and underbeam 1b, adjustment plate 8 There is the 2a of rotating shaft one, front-wheel 2 is fixed on the 2a of rotating shaft one two ends, and the upper end of adjustment plate 8 is hinged on upper beam 1a, under adjustment plate 8 End has screw 1 and screw 2 10, and screw 1 and upper beam 1a distance is less than screw 2 10 and upper beam 1a distance, underbeam There is the adjusting hole 1 and adjusting hole 2 12 being engaged respectively with screw 1 and screw 2 10, adjusting hole 1 is located on 1b Bolt 7 is equipped with the side of adjusting hole 2 12, screw 1 or screw 2 10, adjustment plate 8 is consolidated by bolt 7 and underbeam 1b It is fixed.
Example IV:
Technical scheme in the present embodiment is essentially identical with technical scheme in embodiment one, and difference is, such as Fig. 3 Shown, in the present embodiment, adjustment mechanism two includes the sliding block 14 being arranged between upper beam 1a and underbeam 1b, upper beam 1a and underbeam 1b Side on there is chute 19 respectively, be provided with mounting hole on the both sides cell wall of chute 19, the upper and lower ends card of sliding block 14 2 is set In the chute 19 and can the slip in chute 19, the upper and lower ends of sliding block 14 be fixed on upper beam 1a and underbeam by bolt 7 respectively On 1b, the 3a of rotating shaft two is equipped with sliding block 14, trailing wheel 3 is fixed on the 3a of rotating shaft two two ends.
Embodiment five:
Technical scheme in the present embodiment is essentially identical with technical scheme in embodiment one, and difference is, such as Fig. 3 Shown, in the present embodiment, adjustment mechanism three includes the connecting rod 23 for being arranged on the side of upper mounting plate 42, and one end of connecting rod 23 is hinged on On the side of upper mounting plate 42, the other end of connecting rod 23 has is fixed with adjusting screw on groove 24, the side of lower installation board 41 25, adjusting screw 25 is located in groove 24, and connecting rod 23 is fixed by adjusting screw 25 with lower installation board 41.
Embodiment six:
The adjustment method of this body test chassis is used to carry out the experiment chassis described in embodiment one to embodiment five Debugging, specifically includes following steps:
A, according to crash tests project, choose corresponding body structure to be measured, judge body structure to be measured whether with inclining Oblique upper A posts 26, then body structure is installed on experiment chassis, including situations below:
A1, when body structure has inclined upper A posts 26, by control adjustment mechanism three adjust upper mounting plate 42 angle Degree, makes the upper A posts 26 of body structure vertical with upper mounting plate 42, and be welded with sensor installing plate in the section part of upper A posts 26 27, and the install sensor 28 on sensor installing plate 27, and sensor 28 is fixed on upper mounting plate 42 by bolt 7;
A2, when body structure do not have inclined upper A posts 26 when, by control adjustment mechanism three make upper mounting plate 42 with Installing plate 41 is located at same straight line;The section part of other straight transfer beams of body structure is also welded with sensor installing plate 27, And on sensor installing plate 27 install sensor 28, and sensor 28 is fixed on lower installation board 41 by bolt 7;
B, according to body structure to be measured, judge whether body structure to be measured carries wheel system, then to body test chassis Front-wheel 2 and trailing wheel 3 debugged, make experiment chassis and body structure coordinate to simulate real vehicle structure, including situations below:
B1, when choosing half vehicle body with wheel system and carrying out crash tests, by controlling adjustment mechanism one, make testing stand The front-wheel 2 of car is in the state for departing from ground;Further according to the wheelbase of the front and back wheel of simulation real vehicle, by controlling adjustment mechanism two Come the position of Adjustment Tests chassis trailing wheel 3;According to the size of setting collision energy, to the position of the balancing weight 29 on vehicle frame 1 and Quantity is adjusted;
B2, when choose without wheel system half vehicle body carry out crash tests when, by controlling adjustment mechanism one, make experiment The front-wheel 2 of chassis is in the state contacted with ground;Further according to the wheelbase of the front and back wheel of simulation real vehicle, by controlling adjustment machine Structure two comes the position of Adjustment Tests chassis trailing wheel 3;According to the size of setting collision energy, to the position of the balancing weight 29 on vehicle frame 1 Put and be adjusted with quantity.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although more having used vehicle frame 1, upper beam 1a, underbeam 1b, front-wheel 2, the 2a of rotating shaft one, trailing wheel 3, rotating shaft two herein 3a, installing plate 4, lower installation board 41, upper mounting plate 42, connecting plate 1, rocking arm 6, fixing hole 1, fixing hole 2 62, bolt 7, Adjustment plate 8, screw 1, screw 2 10, adjusting hole 1, adjusting hole 2 12, slideway 13, sliding block 14, screw mandrel 15, connecting plate two 16th, connecting plate 3 17, handwheel 18, chute 19, support beam 20, screw rod 21, nut 22, connecting rod 23, groove 24, adjusting screw 25, The terms such as upper A posts 26, sensor installing plate 27, sensor 28, balancing weight 29, but it is not precluded from the possibility using other terms Property.It is used for the purpose of more easily describing and explaining the essence of the present invention using these terms;It is construed as any one Additional limitation is all disagreed with spirit of the present invention.

Claims (15)

1. a kind of body test chassis, including vehicle frame (1), front-wheel (2) and trailing wheel (3) on vehicle frame (1), its feature exist In, be provided with the vehicle frame (1) for make front-wheel (2) depart from ground adjustment mechanism one and for adjust trailing wheel (3) with before Take turns and installing plate (4) is additionally provided with the adjustment mechanism two of (2) spacing, the vehicle frame (1), the installing plate (4) includes being fixed on Lower installation board (41) on vehicle frame (1) and the upper mounting plate (42) for being hinged on lower installation board (41) upper end, the upper mounting plate (42) adjustment mechanism three for adjusting upper mounting plate (42) and lower installation board (41) angle, the adjustment mechanism three are provided with Including the support beam (20) being fixed on vehicle frame (1), the upper end of the support beam (20) is equipped with screw rod (21), the screw rod (21) one end is hinged on upper mounting plate (42), and the other end of the screw rod (21) is threaded with two nuts (22), institute The both sides that nut (22) is located at support beam (20) respectively are stated, each nut (22) compresses and is resisted against in support beam (20).
2. body test chassis according to claim 1, it is characterised in that the adjustment mechanism one is hinged on including one end Rocking arm (6) on vehicle frame (1), the other end of the rocking arm (6) is equipped with rotating shaft one (2a), and the front-wheel (2) is fixed on rotating shaft There is fixing hole one (61) and fixing hole two (62), the height of the fixing hole one (61) on one (2a) two ends, the vehicle frame (1) Degree, which is more than on the height of fixing hole two (62), the rocking arm (6), is equipped with bolt (7), and the rocking arm (6) can be around vehicle frame (1) rotating makes bolt (7) pass through fixing hole one (61) or fixing hole two (62), and the rocking arm (6) is fixed on car by bolt (7) On frame (1).
3. body test chassis according to claim 2, it is characterised in that the vehicle frame (1) include upper beam (1a) and under Beam (1b), is fixed with connecting plate one (5) between the upper beam (1a) and underbeam (1b), the rotating shaft one (2a) is located at upper beam (1a) Between underbeam (1b), the rocking arm (6) is hinged on connecting plate one (5), and the fixing hole one (61) is located on upper beam (1a), The fixing hole two (62) is located on underbeam (1b), and the rocking arm (6) is fixed on upper beam (1a) or underbeam (1b) by bolt (7) On.
4. body test chassis according to claim 1, it is characterised in that the vehicle frame (1) include upper beam (1a) and under Beam (1b), the adjustment mechanism one includes the adjustment plate (8) being arranged between upper beam (1a) and underbeam (1b), the adjustment plate (8) rotating shaft one (2a) is equipped with, the front-wheel (2) is fixed on rotating shaft one (2a) two ends, the upper end hinge of the adjustment plate (8) Be connected on upper beam (1a), the lower end of the adjustment plate (8) has a screw one (9) and screw two (10), the screw one (9) with it is upper The distance of beam (1a) be less than on the distance of screw two (10) and upper beam (1a), the underbeam (1b) have respectively with screw one (9) The adjusting hole one (11) and adjusting hole two (12) being engaged with screw two (10), the adjusting hole one (11) are located at adjusting hole two (12) bolt (7) is equipped with side, the screw one (9) or screw two (10), the adjustment plate (8) passes through bolt (7) it is fixed with underbeam (1b).
5. body test chassis according to claim 1, it is characterised in that there is slideway (13), institute on the vehicle frame (1) Stating adjustment mechanism two includes being arranged in the sliding block (14) being slidably connected in slideway (13) and with slideway (13), the sliding block (14) Rotating shaft two (3a) is equipped with, the trailing wheel (3) is fixed in rotating shaft two (3a) two ends, the sliding block (14) and is also equipped with sliding The screw mandrel (15) of block (14) threaded connection, the screw mandrel (15) is axially fixed on vehicle frame (1).
6. body test chassis according to claim 5, it is characterised in that the vehicle frame (1) include upper beam (1a) and under Beam (1b), connecting plate two (16) and connecting plate three (17), the upper beam are fixed between the upper beam (1a) and underbeam (1b) Slideway (13) is formed between (1a) and underbeam (1b), one end of the screw mandrel (15) is axially fixed on connecting plate two (16), The other end of the screw mandrel (15) through connecting plate three (17) and with connecting plate three (17) axial restraint, the screw mandrel (15) passes One end of connecting plate three (17) is fixed with handwheel (18).
7. body test chassis according to claim 1, it is characterised in that the vehicle frame (1) include upper beam (1a) and under There is chute (19), the both sides cell wall of the chute (19) respectively on the side of beam (1b), the upper beam (1a) and underbeam (1b) On be provided with mounting hole, the adjustment mechanism two includes the sliding block (14) being arranged between upper beam (1a) and underbeam (1b), described The upper and lower ends of sliding block (14) are fastened in chute (19) and can slided in chute (19), sliding block (14) upper and lower ends It is fixed on respectively by bolt (7) on upper beam (1a) and underbeam (1b), rotating shaft two (3a) is equipped with the sliding block (14), it is described Trailing wheel (3) is fixed on rotating shaft two (3a) two ends.
8. a kind of body test chassis, including vehicle frame (1), front-wheel (2) and trailing wheel (3) on vehicle frame (1), its feature exist In, be provided with the vehicle frame (1) for make front-wheel (2) depart from ground adjustment mechanism one and for adjust trailing wheel (3) with before Take turns and installing plate (4) is additionally provided with the adjustment mechanism two of (2) spacing, the vehicle frame (1), the installing plate (4) includes being fixed on Lower installation board (41) on vehicle frame (1) and the upper mounting plate (42) for being hinged on lower installation board (41) upper end, the upper mounting plate (42) adjustment mechanism three for adjusting upper mounting plate (42) and lower installation board (41) angle, the adjustment mechanism three are provided with Connecting rod (23) including being arranged on upper mounting plate (42) side, one end of the connecting rod (23) is hinged on the side of upper mounting plate (42) On face, the other end of the connecting rod (23) has is fixed with adjusting screw on groove (24), the side of the lower installation board (41) (25), the adjusting screw (25) is located in the groove (24), and the connecting rod (23) is installed by adjusting screw (25) with lower Plate (41) is fixed.
9. body test chassis according to claim 8, it is characterised in that the adjustment mechanism one is hinged on including one end Rocking arm (6) on vehicle frame (1), the other end of the rocking arm (6) is equipped with rotating shaft one (2a), and the front-wheel (2) is fixed on rotating shaft There is fixing hole one (61) and fixing hole two (62), the height of the fixing hole one (61) on one (2a) two ends, the vehicle frame (1) Degree, which is more than on the height of fixing hole two (62), the rocking arm (6), is equipped with bolt (7), and the rocking arm (6) can be around vehicle frame (1) rotating makes bolt (7) pass through fixing hole one (61) or fixing hole two (62), and the rocking arm (6) is fixed on car by bolt (7) On frame (1).
10. body test chassis according to claim 9, it is characterised in that the vehicle frame (1) include upper beam (1a) and under Beam (1b), is fixed with connecting plate one (5) between the upper beam (1a) and underbeam (1b), the rotating shaft one (2a) is located at upper beam (1a) Between underbeam (1b), the rocking arm (6) is hinged on connecting plate one (5), and the fixing hole one (61) is located on upper beam (1a), The fixing hole two (62) is located on underbeam (1b), and the rocking arm (6) is fixed on upper beam (1a) or underbeam (1b) by bolt (7) On.
11. body test chassis according to claim 10, it is characterised in that the vehicle frame (1) include upper beam (1a) and Underbeam (1b), the adjustment mechanism one includes the adjustment plate (8) being arranged between upper beam (1a) and underbeam (1b), the adjustment plate (8) rotating shaft one (2a) is equipped with, the front-wheel (2) is fixed on rotating shaft one (2a) two ends, the upper end hinge of the adjustment plate (8) Be connected on upper beam (1a), the lower end of the adjustment plate (8) has a screw one (9) and screw two (10), the screw one (9) with it is upper The distance of beam (1a) be less than on the distance of screw two (10) and upper beam (1a), the underbeam (1b) have respectively with screw one (9) The adjusting hole one (11) and adjusting hole two (12) being engaged with screw two (10), the adjusting hole one (11) are located at adjusting hole two (12) bolt (7) is equipped with side, the screw one (9) or screw two (10), the adjustment plate (8) passes through bolt (7) it is fixed with underbeam (1b).
12. body test chassis according to claim 8, it is characterised in that there is slideway (13) on the vehicle frame (1), The adjustment mechanism two includes being arranged on the sliding block (14) being slidably connected in slideway (13) and with slideway (13), the sliding block (14) Inside be equipped with rotating shaft two (3a), the trailing wheel (3) be fixed in rotating shaft two (3a) two ends, the sliding block (14) be also equipped with The screw mandrel (15) of sliding block (14) threaded connection, the screw mandrel (15) is axially fixed on vehicle frame (1).
13. body test chassis according to claim 12, it is characterised in that the vehicle frame (1) include upper beam (1a) and Underbeam (1b), connecting plate two (16) and connecting plate three (17), the upper beam are fixed between the upper beam (1a) and underbeam (1b) Slideway (13) is formed between (1a) and underbeam (1b), one end of the screw mandrel (15) is axially fixed on connecting plate two (16), The other end of the screw mandrel (15) through connecting plate three (17) and with connecting plate three (17) axial restraint, the screw mandrel (15) passes One end of connecting plate three (17) is fixed with handwheel (18).
14. body test chassis according to claim 8, it is characterised in that the vehicle frame (1) include upper beam (1a) and under There is chute (19), the both sides cell wall of the chute (19) respectively on the side of beam (1b), the upper beam (1a) and underbeam (1b) On be provided with mounting hole, the adjustment mechanism two includes the sliding block (14) being arranged between upper beam (1a) and underbeam (1b), described The upper and lower ends of sliding block (14) are fastened in chute (19) and can slided in chute (19), sliding block (14) upper and lower ends It is fixed on respectively by bolt (7) on upper beam (1a) and underbeam (1b), rotating shaft two (3a) is equipped with the sliding block (14), it is described Trailing wheel (3) is fixed on rotating shaft two (3a) two ends.
15. a kind of adjustment method of body test chassis, it is characterised in that comprise the following steps:
A, according to crash tests project, choose corresponding body structure to be measured, judge body structure to be measured whether with inclined Upper A posts (26), then body structure is installed on experiment chassis, including situations below:
A1, when body structure has inclined upper A posts (26), by control adjustment mechanism three adjust upper mounting plate (42) angle Degree, makes the upper A posts (26) of body structure vertical with upper mounting plate (42), and be welded with sensor in the section part of upper A posts (26) Installing plate (27), and the install sensor (28) on sensor installing plate (27), and sensor (28) is fixed on upper mounting plate (42) on;
A2, when body structure do not have inclined upper A posts (26) when, by control adjustment mechanism three make upper mounting plate (42) with Installing plate (41) is located at same straight line;The section part of other straight transfer beams is also welded with sensor installing plate on body structure (27) install sensor (28), and on sensor installing plate (27), and sensor (28) is fixed on lower installation board (41);
B, according to body structure to be measured, judge body structure to be measured whether carry wheel system, then to body test chassis before Wheel (2) and trailing wheel (3) are debugged, and make experiment chassis coordinate to simulate real vehicle structure, including situations below with body structure:
B1, when choosing half vehicle body with wheel system and carrying out crash tests, by controlling adjustment mechanism one, make experiment chassis Front-wheel (2) is in the state for departing from ground;Further according to simulation real vehicle front and back wheel wheelbase, by control adjustment mechanism two come The position of Adjustment Tests chassis trailing wheel (3);According to the size of setting collision energy, to the position of the balancing weight (29) on vehicle frame (1) Put and be adjusted with quantity;
B2, when choose without wheel system half vehicle body carry out crash tests when, by controlling adjustment mechanism one, make experiment chassis Front-wheel (2) be in the state that is contacted with ground;Further according to the wheelbase of the front and back wheel of simulation real vehicle, by controlling adjustment mechanism Two come the position of Adjustment Tests chassis trailing wheel (3);According to the size of setting collision energy, to the balancing weight (29) on vehicle frame (1) Position and quantity be adjusted.
CN201510262148.7A 2015-05-20 2015-05-20 A kind of body test chassis and adjustment method Active CN104849067B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510262148.7A CN104849067B (en) 2015-05-20 2015-05-20 A kind of body test chassis and adjustment method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510262148.7A CN104849067B (en) 2015-05-20 2015-05-20 A kind of body test chassis and adjustment method

Publications (2)

Publication Number Publication Date
CN104849067A CN104849067A (en) 2015-08-19
CN104849067B true CN104849067B (en) 2017-10-24

Family

ID=53848881

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510262148.7A Active CN104849067B (en) 2015-05-20 2015-05-20 A kind of body test chassis and adjustment method

Country Status (1)

Country Link
CN (1) CN104849067B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106370438B (en) * 2016-09-13 2019-02-22 宁波吉利汽车研究开发有限公司 It is a kind of for verifying the general trolley of vehicle collision simulation model
CN109545063B (en) * 2017-09-21 2021-02-09 广州汽车集团股份有限公司 Verification device for automobile man-machine engineering

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000280919A (en) * 1999-03-31 2000-10-10 Suzuki Motor Corp Tilt column bracket
DE102007029783A1 (en) * 2007-05-04 2008-11-06 Takata-Petri Ag Device and method for testing a motor vehicle seat
CN102455251B (en) * 2010-10-22 2014-05-21 上海汽车集团股份有限公司 Automotive body in white torsion rigidity test system and method thereof
CN102607793B (en) * 2012-04-13 2014-06-25 湖南大学 Adjustable-type trolley for impact test
CN102865990B (en) * 2012-09-14 2015-09-23 奇瑞汽车股份有限公司 For the coaster of impact test
CN103063397B (en) * 2012-12-31 2015-03-11 长城汽车股份有限公司 Crash test table vehicle
CN203455175U (en) * 2013-09-03 2014-02-26 上海瑞珑汽车科技股份有限公司 Wheel vertical adjustment mechanism of automobile model

Also Published As

Publication number Publication date
CN104849067A (en) 2015-08-19

Similar Documents

Publication Publication Date Title
US7373801B2 (en) Vehicle rollover test fixture
EP2372334B1 (en) Vehicle-body integrated test bench
CN201247155Y (en) Test bench for steering frame characteristic parameter
CN206504851U (en) Motorcycle passenger helmet goggles strength test assessment system
US7950268B2 (en) Vehicle rollover test fixture
CN104535335B (en) A kind of Multi-axial Loading axle assembly long duration test stand
CN105043707B (en) Can central controlled dummy calibration pilot system
CN104773306B (en) Main landing gear three-way loading test device
CA2690320C (en) Vehicle rollover test fixture
CN101408470B (en) Combined type automobile white body dynamic and static state performance flexible integrated test system
CN102597733A (en) System for investigating a test body
CN103063397B (en) Crash test table vehicle
CN102556363B (en) Servo motor type undercarriage retractile follow-up loading system and loading method of loading system
CN101788385A (en) Stability parameter test board for automobile
CN104406803B (en) Auxiliary loading device for bogie frame strength test
CN105372036B (en) Multi freedom balance calibration device and balance calibration method
CN100592057C (en) Vehicle electric power-assisted steering system tester
CN202049055U (en) Vehicle end relationship integrated test table for railway vehicles
CN106769081B (en) A kind of electric vehicle brake simulator stand and test method adapting to different automobile types
CN104359686B (en) Automotive disc brake braking shake and testing stand of screaming
CN204479258U (en) The quick-fried shock table of air bag point
US10648890B2 (en) Vehicle restraining device
CN202757749U (en) Testing stand for dummy foot calibrating test
CN102967473B (en) Driver front-view measuring device
CN203024964U (en) Measuring device for experiment movement trails of automobile leaf spring

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
EXSB Decision made by sipo to initiate substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant