CN102944469A - Rack for testing anti-sinking rigidity of side surface of vehicle body - Google Patents
Rack for testing anti-sinking rigidity of side surface of vehicle body Download PDFInfo
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- CN102944469A CN102944469A CN2012105121728A CN201210512172A CN102944469A CN 102944469 A CN102944469 A CN 102944469A CN 2012105121728 A CN2012105121728 A CN 2012105121728A CN 201210512172 A CN201210512172 A CN 201210512172A CN 102944469 A CN102944469 A CN 102944469A
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- crossbeam
- actuator
- sliding seat
- fixedly connected
- holder
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Abstract
The invention provides a rack for testing the anti-sinking rigidity of the side surface of a vehicle body. The rack comprises a chassis, and a vertical frame and an upright post which are fixedly connected with the chassis, wherein transverse beam mounting plates are connected with the vertical frame; two ends of a transverse beam are connected with the vertical frame through the transverse beam mounting plates; an actuator mounting seat is connected with the transverse beam in manner of adjusting the relative position; the actuator mounting seat comprises a fixing seat, a movable seat and a hinge pin; the fixing seat is fixedly connected with the transverse beam; the fixing seat is hinged with one end of the movable seat and can be fixedly connected with the movable seat; the other end of the movable seat is fixedly connected with an actuator; the actuator is connected with a test head; a force sensor is arranged between the test head and the actuator; and a transverse beam transformation displacement sensor is arranged between the upright post and the transverse beam and is used for testing the deformation of the transverse beam during a rigidity test. The rack is simple in structure, easy to operate, high in adaptability and low in cost, and can effectively test the anti-sinking rigidity of the side surface of the vehicle body.
Description
Technical field
The present invention relates to the mechanical test field of automobile making, be specifically related to the anti-recessed rigidity test stand in a kind of body side surface.
Background technology
The anti-recessed rigidity of bodywork surface be behind the vehicle body pressurized resistance to deformation performance parameter.Because the body side surface curvature change is comparatively complicated, and be vertical, degree of regulation and the locking of rigidity test engine bench test head had high requirements.Our the rigidity test stand that touches all can only carry out rigidity test to the surface of Horizontal type at present.
Summary of the invention
The present invention finishes in order to solve deficiency of the prior art, the purpose of this invention is to provide the anti-recessed rigidity test stand in a kind of body side surface, its simple in structure, processing ease, and strong adaptability, cost is low, can effectively measure the anti-recessed rigidity on body side surface.
The technical solution adopted for the present invention to solve the technical problems is:
The anti-recessed rigidity test stand in a kind of body side surface is characterized in that: comprise underframe with perpendicular to described underframe and the vertical frame that is arranged in parallel and the column that are fixedly connected with described underframe;
Difference connecting cross beam installing plate on two munnions of the symmetry of described vertical frame; Described crossbeam installing plate can be adjusted up and down with respect to the position of described vertical frame; The two ends of horizontally disposed crossbeam are connected with described vertical frame capable of regulating relative position ground by described crossbeam installing plate;
Described actuator mount pad is connected with described crossbeam capable of regulating relative position ground;
Described actuator mount pad comprises holder, sliding seat and joint pin; Described holder is fixedly connected with the described crossbeam in adjustable position ground; Described holder is hinged with an end of described sliding seat and then be fixedly connected with; The other end of described sliding seat is fixedly connected with actuator; Described actuator is the connecting test head then; Be provided with the power sensor between described measuring head and the described actuator;
Described column is provided with the beam deformation displacement transducer, the deflection of test crossbeam when rigidity test.
Further, technical scheme of the present invention can also be:
Described crossbeam is installed version and is provided with central through hole and ring groove; Described crossbeam is the section bar of double-pore structure for its xsect, and the hole inside fire attack has screw thread; Crossbeam is rotated to correct position, again with passing another hole of described section bar and the gib screw of described ring groove is fixed described crossbeam with respect to the position of described vertical frame take the central screw in a described hole of passing described central through hole and described section bar as axle.
Described holder is provided with holder hinge hole and ring groove; Described sliding seat is provided with sliding seat hinge hole and fixed orifice, and described swivel pin passes described holder hinge hole and described sliding seat hinge hole is hinged with described holder and sliding seat; Rotate described sliding seat to change the position of described actuator on surface level, gib screw passes described fixed orifice and described ring groove, cooperates fastening with nut thread.
The bottom of described column by vertical post pallet and described underframe capable of regulating relative position be fixedly connected with.
Described vertical post pallet is provided with the Crossed Circle groove, horizontally rotates the angle of column, with screw, the fixing described column of nut, guarantees that the beam deformation amount of beam deformation displacement transducer test is consistent with the rigidity test direction.
The invention has the beneficial effects as follows:
1) Z-direction adjusting, the lock function of realization measuring head.
2) X-direction adjusting, the lock function of realization measuring head.
3) realize that measuring head rotates adjusting, lock function around X-direction.
4) realize that measuring head is around the adjusting of actuator mount pad hinging pin shaft axial-rotation, lock function.
5) can change difform measuring head according to the test needs.
6) the beam deformation displacement transducer can be tested the deflection of crossbeam when rigidity test, in order to revise the test deformation data of test point, eliminates the impact that test is caused because of beam deformation, the Effective Raise measuring accuracy.
7) be designed with the Crossed Circle groove on the vertical post pallet, the column angle rotatable is fixed with screw-nut again, guarantees that the beam deformation amount of beam deformation displacement transducer test is consistent with the rigidity test direction.
8) stabilized structure is reliable.
Description of drawings
Fig. 1 is the structural representation of the anti-recessed rigidity test stand in a kind of body side surface of the present invention.
Fig. 2 is the schematic diagram of the shape of cross section of the position relationship of the crossbeam installing plate of Fig. 1 and vertical frame and described crossbeam.
Fig. 3 is the connection diagram of crossbeam installing plate and described crossbeam.
Fig. 4 is the elevational schematic view of the actuator mount pad of Fig. 1.
Fig. 5 is that the master of the actuator mount pad of Fig. 1 looks schematic diagram.
Fig. 6 is the schematic top plan view of the actuator mount pad of Fig. 1.
Fig. 7 is the mounting structure schematic diagram of column.
Fig. 8 is the exemplary plot when utilizing the anti-recessed rigidity test stand in a kind of body side of the present invention surface that vehicle body is carried out rigidity test.
Description of reference numerals
1, vertical frame 2, crossbeam 3, crossbeam installing plate 4, column
5, vertical post pallet 6, measuring head 7, power sensor 8, underframe
9, actuator 10, actuator mount pad 11, displacement transducer 12, sliding seat 13, joint pin 14, holder 15, gib screw 16, nut
201, central through hole 202, ring groove
1301, holder hinge hole 1302, ring groove 501, Crossed Circle groove
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further detail.
The anti-recessed rigidity test stand in of the present invention a kind of body side surface shown in Fig. 1-7 comprises underframe 8 and the vertical frame that is arranged in parallel 1 that is fixedly connected with perpendicular to underframe and with underframe and column 4; This stabilized structure is reliable.
Difference connecting cross beam installing plate 3 on two munnions of the symmetry of vertical frame; The crossbeam installing plate can be adjusted up and down with respect to the position of vertical frame; The crossbeam installing plate can be regulated the installation site along the Z-direction of vertical frame, fixes with screw-nut again, realizes that the Z-direction of measuring head is regulated, lock function.
The two ends of horizontally disposed crossbeam 2 are connected with vertical frame 1 capable of regulating relative position ground by crossbeam installing plate 3.In this example, the crossbeam installing plate is provided with central through hole 201 and ring groove 202; Crossbeam is the section bar of double-pore structure for its xsect, and the hole inside fire attack has screw thread; Crossbeam is rotated to correct position take the central screw (not shown) in a hole 203 of passing central through hole 201 and section bar as axle, with the gib screw (not shown) of another hole of passing section bar and ring groove that crossbeam is fixing with respect to the position rotation of vertical frame again, realize that measuring head rotates adjusting, lock function around X-direction.
Actuator mount pad 10 of the present invention is connected with crossbeam 2 capable of regulating relative position ground.Actuator mount pad of the present invention comprises holder 14, sliding seat 12 and joint pin 13; Holder adjustable position ground is fixedly connected with crossbeam 2; Holder is hinged with an end of sliding seat and then be fixedly connected with; The other end of sliding seat is fixedly connected with actuator 9; Actuator is the connecting test head then.Can change difform measuring head according to the test needs.
Holder is provided with holder hinge hole 1301 and ring groove 1302; Sliding seat is provided with sliding seat hinge hole and fixed orifice, and swivel pin 13 passes the holder hinge hole and the sliding seat hinge hole is hinged with holder and sliding seat; The rotary moveable seat is to change the position of actuator on surface level, gib screw passes fixed orifice and ring groove, cooperate with nut thread fastening, thereby make the actuator mount pad regulate the installation site along the X-direction of crossbeam, fix with screw-nut again, realize that the X-direction of measuring head is regulated, lock function.The rotary moveable seat is determined the measuring head position, with the gib screw nut both is fixed again, realizes that measuring head is around the adjusting of swivel pin axial-rotation, lock function.
Be provided with power sensor 7 between measuring head 6 and the actuator 9, be provided with displacement transducer 11 between crossbeam and the column, displacement transducer one end is fixed on the column, the other end is fixed on the crossbeam, displacement transducer can be tested the deflection of crossbeam when rigidity test, in order to revise the test deformation data of test point, eliminate the impact that test is caused because of beam deformation, the Effective Raise measuring accuracy.
The bottom of column by vertical post pallet 5 and underframe capable of regulating relative position be fixedly connected with.Vertical post pallet is provided with Crossed Circle groove 501, horizontally rotates the angle of column, with screw, nut vertical columns, guarantees that the beam deformation amount of beam deformation displacement transducer test is consistent with the rigidity test direction.
According to structure of the present invention, measuring head can carry out as shown in the figure Z-direction, X-direction, around X-direction rotate, around adjusting, the lock function in the orientation such as actuator mount pad swivel pin axial-rotation, and to realizing positive lock to measuring head, cover and realize the rigidity test that have a few on vertical body side surface.
Principle of work and the testing procedure of the anti-recessed rigidity test stand in body side of the present invention surface are as follows:
As shown in Figure 8,
1) the parallel vehicle body trend of testboard bay of the present invention is fixed on the platform;
2) regulate crossbeam installing plate height and position to roughly concordant with test point along Z-direction, tighten crossbeam installing plate gib screw;
3) regulate actuator mount pad position to roughly concordant with test point along X-direction, tighten actuator mount pad gib screw;
4) along rotating around X-direction, regulating around actuator mount pad swivel pin axial-rotation, with three-jaw steady arm centering test point normal direction, tighten crossbeam installing plate set screw and sliding seat gib screw, the replacing three-jaw is decided device and is surely filled measuring head;
5) Rotary cloumn angle guarantees that beam deformation displacement transducer direction is consistent with test point rigidity test direction, tightens the column gib screw;
6) actuator imposed load, by power sensor record power value F, simultaneous displacement sensor record test point deflection L1, beam deformation displacement transducer record beam deformation amount L2,
Test point rigidity
Above-mentionedly only the implementation among the present invention is illustrated, but can not be as unique foundation of protection scope of the present invention, every equivalence of making according to the design spirit among the present invention changes or modifies, and all should think to fall into protection scope of the present invention.
Claims (5)
1. the anti-recessed rigidity test stand in body side surface is characterized in that: comprise underframe with perpendicular to described underframe and the vertical frame that is arranged in parallel and the column that are fixedly connected with described underframe; Difference connecting cross beam installing plate on two munnions of the symmetry of described vertical frame; Described crossbeam installing plate can be adjusted up and down with respect to the position of described vertical frame; The two ends of horizontally disposed crossbeam are connected with described vertical frame capable of regulating relative position ground by described crossbeam installing plate; Described actuator mount pad is connected with described crossbeam capable of regulating relative position ground; Described actuator mount pad comprises holder, sliding seat and joint pin; Described holder is fixedly connected with the described crossbeam in adjustable position ground; Described holder is hinged with an end of described sliding seat and then be fixedly connected with; The other end of described sliding seat is fixedly connected with actuator; Described actuator is the connecting test head then; Be provided with the power sensor between described measuring head and the described actuator; Be provided with the beam deformation displacement transducer between described column and the crossbeam, the deflection of test crossbeam when rigidity test.
2. the anti-recessed rigidity test stand in a kind of body side surface according to claim 1, it is characterized in that: described crossbeam is installed version and is provided with central through hole and ring groove; Described crossbeam is the section bar of double-pore structure for its xsect, and the hole inside fire attack has screw thread; Crossbeam is rotated to correct position, again with passing another hole of described section bar and the gib screw of described ring groove is fixed described crossbeam with respect to the position of described vertical frame take the central screw in a described hole of passing described central through hole and described section bar as axle.
3. the anti-recessed rigidity test stand in a kind of body side surface according to claim 2, it is characterized in that: described holder is provided with holder hinge hole and ring groove; Described sliding seat is provided with sliding seat hinge hole and fixed orifice, and described swivel pin passes described holder hinge hole and described sliding seat hinge hole is hinged with described holder and sliding seat; Rotate described sliding seat to change the position of described actuator on surface level, gib screw passes described fixed orifice and described ring groove, cooperates fastening with nut thread.
4. the anti-recessed rigidity test stand in a kind of body side surface according to claim 3 is characterized in that: the bottom of described column by vertical post pallet and described underframe capable of regulating relative position be fixedly connected with.
5. the anti-recessed rigidity test stand in a kind of body side surface according to claim 4, it is characterized in that: described vertical post pallet is provided with the Crossed Circle groove, horizontally rotate the angle of column, with screw, the fixing described column of nut, guarantee that the beam deformation amount of beam deformation displacement transducer test is consistent with the rigidity test direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210512172.8A CN102944469B (en) | 2012-12-03 | 2012-12-03 | Rack for testing anti-sinking rigidity of side surface of vehicle body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210512172.8A CN102944469B (en) | 2012-12-03 | 2012-12-03 | Rack for testing anti-sinking rigidity of side surface of vehicle body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102944469A true CN102944469A (en) | 2013-02-27 |
| CN102944469B CN102944469B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210512172.8A Expired - Fee Related CN102944469B (en) | 2012-12-03 | 2012-12-03 | Rack for testing anti-sinking rigidity of side surface of vehicle body |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344394A (en) * | 2013-06-25 | 2013-10-09 | 北京汽车股份有限公司 | Device for testing hardness of automobile fender and testing method using device |
| CN104422586A (en) * | 2013-08-27 | 2015-03-18 | 广州汽车集团股份有限公司 | Opening-closing member rigidity test loading device |
| CN104866635A (en) * | 2014-02-21 | 2015-08-26 | 广州汽车集团股份有限公司 | Dent resistance simulation analysis pressure head modeling method for car body outer cover part outer plate |
| CN106525448A (en) * | 2016-09-09 | 2017-03-22 | 北京汽车股份有限公司 | Dent resistance detection device |
| CN109443670A (en) * | 2018-09-13 | 2019-03-08 | 肇庆学院 | A kind of body of a motor car surface indentation and dent test method |
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| CN2575653Y (en) * | 2002-10-31 | 2003-09-24 | 宝山钢铁股份有限公司 | Three-phase flow multi-speed corrosion analog testing device for oil field gathering & transporting system |
| CN201955214U (en) * | 2011-03-22 | 2011-08-31 | 哈尔滨三迪工控工程有限公司 | Comprehensive strength testing device for automobile body |
| CN102756280A (en) * | 2012-07-19 | 2012-10-31 | 湖州久立管件有限公司 | Elbow port cutting grinding machine |
| CN203053779U (en) * | 2012-12-03 | 2013-07-10 | 上汽通用五菱汽车股份有限公司 | Test bench for concaveness-resisting rigidity of side surface of automobile body |
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- 2012-12-03 CN CN201210512172.8A patent/CN102944469B/en not_active Expired - Fee Related
Patent Citations (5)
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| CN2575652Y (en) * | 2002-10-31 | 2003-09-24 | 宝山钢铁股份有限公司 | Etching device capable of making sample rotate automatically |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344394A (en) * | 2013-06-25 | 2013-10-09 | 北京汽车股份有限公司 | Device for testing hardness of automobile fender and testing method using device |
| CN104422586A (en) * | 2013-08-27 | 2015-03-18 | 广州汽车集团股份有限公司 | Opening-closing member rigidity test loading device |
| CN104866635A (en) * | 2014-02-21 | 2015-08-26 | 广州汽车集团股份有限公司 | Dent resistance simulation analysis pressure head modeling method for car body outer cover part outer plate |
| CN106525448A (en) * | 2016-09-09 | 2017-03-22 | 北京汽车股份有限公司 | Dent resistance detection device |
| CN109443670A (en) * | 2018-09-13 | 2019-03-08 | 肇庆学院 | A kind of body of a motor car surface indentation and dent test method |
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| Publication number | Publication date |
|---|---|
| CN102944469B (en) | 2015-05-13 |
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Granted publication date: 20150513 Termination date: 20191203 |