CN101408470B - Combined type automobile white body dynamic and static state performance flexible integrated test system - Google Patents
Combined type automobile white body dynamic and static state performance flexible integrated test system Download PDFInfo
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- CN101408470B CN101408470B CN2008101435293A CN200810143529A CN101408470B CN 101408470 B CN101408470 B CN 101408470B CN 2008101435293 A CN2008101435293 A CN 2008101435293A CN 200810143529 A CN200810143529 A CN 200810143529A CN 101408470 B CN101408470 B CN 101408470B
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Abstract
A flexible integrated test system of dynamic and static properties of a combination automotive body-in-white comprises a portal frame, a support restraint device, an adjustable concentrated force loading device, a torsion pendulum frame loading device and a measuring appliance assembly. The support restraint device for supporting the automotive body-in-white to be tested is fixed on the portal frame, the measuring appliance assembly is fixed on the portal frame by a support or directly fixed on the portal frame, the adjustable concentrated force loading device and the torsion pendulum frame loading device which loads stress on the automotive body-in-white to be tested are fixed on the portal frame or arranged on the peripheral side of the portal frame. The flexible integrated test system of dynamic and static properties of the combination automotive body-in-white has the advantages of simple and compact structure, reasonable layout, convenient operation, comprehensive function, wide application and good expansibility.
Description
Technical field
The present invention is mainly concerned with white body performance of automobile checkout equipment field, refer in particular to a kind of combined type automobile white body dynamic and static state performance flexible integrated test system, it is multiple dynamically and static properties to can be used to detect the intensity, rigidity, natural frequency, ride comfort, moment of inertia, crashworthiness, fatigue properties etc. of automobile body-in-white.
Background technology
The performance of automobile shows a lot of aspects, and automobile body-in-white is the support frame of whole automobile, and its performance is occupied very big proportion in the performance of automobile, is one of vital technical indicator in the automotive performance.Take all factors into consideration by each generic requests such as the functional characteristics of automobile and security, lightweight, outward appearances, it is very complicated that the structure of body in white becomes, it is the assembly of riveting again and being welded after the Sheet Metal Forming Technology of a sheet steel through complexity, as the chassis body of automobile and occupant's the place of sheltering oneself, it is had multiple performance demands such as intensity, rigidity, natural frequency, ride comfort, moment of inertia, crashworthiness, fatigue properties, and whether up to standard the method for testing of these performances, test process and data analysis assessment become check feature steps necessary.Along with auto manufacturing tides over after the initial stage, technically constantly digest and assimilate, improving constantly on the manufacturing capacity, production marketing constantly vigorous, the problem of the grade qualitatively of following automobile will be the problem that has the enterprise of long-term goal to face, and on the present many performance index of the mass of automobile, these indexs should not be LIP conjecture, qualitative explanation without basis, or even indiscriminately imitate from the performance index of the sample car of external introduction, but should be because of car suiting measures to different conditions, with concrete, the well-off actual measurement quantitative data of authoritative one group of group characterizes the performance of automobile, and this is only the most convictive.
The performance of automobile mainly contains dynamically and static properties two major types, and the test of white body dynamic and static step response is the indispensable link that automobile enterprise carries out the car load research and development, also is the core of vehicle body design simultaneously, is irreplaceable.No matter be new car listing or car conversion, the main mechanical characteristics of automobile itself all must be verified by correlation test.But body dynamic and static step response integration test content is extensive, has stronger systematicness, and technical difficulty is big, needs special-purpose high precision, high sensitivity testing equipment, and test method and process complexity, is difficult for grasping.In the prior art, automobile making market is increasingly mature, for the design of automobile, manufacturing etc. very serious standard is arranged all, performance test to automobile also has comparatively abundant basis, developed more experimental project, but still had some dead angles and problem at aspects such as systemic, comprehensive, practicality, economy.How unified standard does not carry out every test, lacks a kind of very high experimental assembly (comprising test software) of integrated level that can carry out whole three kinds of tests, and the analysis and judgment of experimental result is also lacked unified standard.Correlative study is arranged in the prior art, but test event is incomplete, means of testing also has than big difference.
Summary of the invention
The problem to be solved in the present invention just is: at the technical matters that prior art exists, the invention provides a kind of simple and compact for structure, rationally distributed, easy to operate, multiple functional, applied widely, combined type automobile white body dynamic and static state performance flexible integrated test system that expansion is good.
For solving the problems of the technologies described above, the solution that the present invention proposes is: a kind of combined type automobile white body dynamic and static state performance flexible integrated test system, it is characterized in that: it comprises gantry type frame, support restraint device, adjustable concentrated force charger, torsion laying rack loading device and measuring appliance assembly, the support restraint device that is used for supporting automobile body-in-white to be measured is fixed on the gantry type frame, the measuring appliance assembly is fixed on the gantry type frame by support or is directly fixed on the gantry type frame, is used for automobile body-in-white to be measured is carried out all sides that adjustable concentrated force charger that stress loads and torsion laying rack loading device are fixed on the gantry type frame or are installed in gantry type frame.
Described gantry type frame comprises crossbeam, longeron, the truss-frame structure square column, clamping device and the mounting seat that is provided with many T type grooves, described truss-frame structure square column is provided with four and rectangular layout, each truss-frame structure square column is made of four montants and many cross bars, many cross bars are arranged in parallel on each cylinder of truss-frame structure square column, and be connected between two montants, be positioned at the cross bar symmetric arrangement on the truss-frame structure square column two symmetrical cylinders, the bottom of each truss-frame structure square column also is provided with base plate, each base plate is fixed on the mounting seat by placing the securing member in the T type groove, described crossbeam and longeron respectively are provided with two, and connect with cross bar on the corresponding truss-frame structure square column by clamping device respectively.
Described support restraint device comprises a full constraint bearing, a double freedom constraint bearing and two single-degree-of-freedom constraint bearings, four rectangular body in white bottoms that are arranged in of bearing, described full constraint bearing is parallel to the line of two fulcrums of body in white with two single-degree-of-freedom constraint bearings to the line of the fulcrum of body in white with double freedom constraint bearing to the fulcrum of body in white, the constraint of described single-degree-of-freedom constraint bearing is perpendicular to the one-movement-freedom-degree of surface level direction, the constraint of described double freedom constraint bearing is perpendicular to the one-movement-freedom-degree of surface level direction, and constraint is perpendicular to the fulcrum and full constraint bearing one-movement-freedom-degree to the line direction of the fulcrum of body in white of double freedom constraint bearing to body in white.Described double freedom constraint bearing comprises upper bracket, undersetting and rolling body, described upper bracket is provided with an end face that can contact with the installation base surface formation face on the body in white, be equipped with a cylinder groove on upper bracket and the undersetting, two cylinder groove positioned opposite, rolling body places between two cylinder grooves; Described single-degree-of-freedom constraint bearing comprises bulb support bar and the spacer that can be fixed on the body in white, and described spacer is provided with the concave spherical surface that contacts with the bulb of bulb support bar, and the subsequent corrosion of this concave spherical surface is greater than the subsequent corrosion of bulb; Described full constraint bearing is provided with the end face that can contact with the installation base surface formation face on the body in white, also is provided with to be convenient to the full constraint mounting hole of fixedlying connected with body in white.
Described adjustable concentrated force charger comprises jack stand, lifting jack, pressure pin pin, balance pivot pin, column, application of force lever, force cell and is positioned over component parts on the automobile body-in-white, described lifting jack is positioned on the jack stand, offer the pin-and-hole that is used for placing pressure pin pin and balance pivot pin more than two along vertical direction on the column, described application of force lever one end links to each other with lifting jack, the other end links to each other with force cell after passing between pressure pin pin and the balance pivot pin, and force cell is fixed in the top of component parts.Described component parts comprise the component bar and are fixed in the component board component more than two groups of component bar bottom by force-transmitting pole, and to be measured of component board component and body in white links to each other; Described component board component comprises component plate and flat bolster, and to be measured of flat bolster and body in white links to each other, and the upper surface of component plate links to each other by the bottom of force-transmitting pole with the component bar, is installed with two above bulb cylinders on the lower surface of component plate.
The force application mechanism that described torsion laying rack loading device comprises supporting mechanism, swing arm, more than one support frame component and is positioned at swing arm one end below, the middle part of described swing arm links to each other with supporting mechanism and is that fulcrum rotates with the supporting mechanism, be equiped with in the described swing arm more than one and can be used for being fixed on armful plate along the plate of embracing of swing arm slip with the support frame component of automobile body-in-white contact matching.The bottom of described armful of plate is provided with the chute that is slidingly matched with swing arm, embracing plate is sheathed in the swing arm by chute, embrace on the plate and offer several lock holes, position corresponding with embracing plate on the bottom surface of swing arm is provided with the tension backing plate, fixes by passing the stretching screw of embracing plate, swing arm and tension backing plate.
The described support employing high low platform support that is used for installing the measuring appliance assembly, comprise removable high platform, removable low platform and supporting base, described supporting base upper pillar stand, symmetria bilateralis is provided with first guide rail and second guide rail on the column, described removable high platform comprises high platform, web joint and high platform slide mechanism, high platform is fixed on the web joint, the bottom of web joint is sheathed on first guide rail of column by high platform slide mechanism, described removable low platform comprises low platform and low platform slide mechanism, and low platform is sheathed on second guide rail by low platform slide mechanism.
Described be used for installing the support of measuring appliance assembly and support restraint device all can be fixed in multiple-adaptability lifting platform, described multiple-adaptability lifting platform comprises base plate, mounting platform, lifting body and many studdles, described lifting body lower end is fixed on the base plate, the upper end joins with mounting platform, described many studdles are arranged in the lifting body periphery and the lower end is installed on the base plate, the studdle epimere is provided with screw thread, described mounting platform is provided with the through hole corresponding with studdle, this through hole is placed in the studdle epimere, all is equiped with on each studdle to be positioned at up and down two ends of mounting platform, the nut that is used for fixing mounting platform.
Compared with prior art, advantage of the present invention just is:
(1) combined type automobile white body dynamic and static state performance flexible integrated test system of the present invention has advantages such as simple and compact for structure, rationally distributed, easy to operate, multiple functional, applied widely, that expansion is good;
(2) gantry type frame among the present invention can be according to the size of tested body in white, and the spacing arbitrarily adjusting on the mounting seat with T type between the truss-frame structure square column has great maneuverability, is applicable to various vehicles; Crossbeam and longeron can be connected by the cross bar of arbitrary height on clamping device and the truss-frame structure square column, have both realized that the height of crossbeam and longeron is regulated, and adjustment that can overslaugh truss-frame structure square column spacing again makes whole installation and adjust all very convenient; Than columns such as round steel pipe of the prior art, square steel tube, joist steel, truss-frame structure square column of the present invention has not only reduced consumptive material, simultaneously can guarantee to have enough rigidity again, cross bar on the truss-frame structure square column is stair shape and arranges, be convenient to staff's climbing, the truss-frame structure square column was both lightly attractive in appearance, provided platform flexibly for various test aids are installed again, on the truss-frame structure square column various ancillary test devices can be installed easily, expansion is good, can expand arbitrarily; Gantry type frame of the present invention connects reliable, whole framework has favorable rigidity, on crossbeam and longeron, can hang various annexes, as install hoist crane, suspension type charger additional, be convenient to attached rail that vehicle body moves etc., for the function that further expands gantry type frame, increase pilot project a well basis is provided.Length, the width dimensions of considering the truss-frame structure square column are less, during from a direction climbing, the distance of truss-frame structure square column cross tube is not easy to standing and moving of staff, the three-dimensional stair technology of special employing, cross bar on truss-frame structure square column two adjacent surfaces is designed to dislocation arranges, make the staff can replace climbing and rise from truss-frame structure square column both sides.Realize that by briquetting, backboard and fastening bolt crossbeam, longeron are connected with the truss-frame structure square column, do not establish mounting hole on the truss-frame structure square column, fastening bolt passes custom-designed backboard and briquetting, by backboard and briquetting crossbeam or longeron are clamped on the cross bar of truss-frame structure square column after tightening this fastening bolt, adopt this mounting means, not only crossbeam and longeron can be installed on the cross bar of arbitrary height, and needn't on cross bar, offer mounting hole, improved the strength and stiffness of truss-frame structure square column greatly.Upper support device and lower support Unit Installation mode maneuverability, and it is solid and reliable, the quantity and the direction that support can be provided with as required, support as between crossbeam and truss-frame structure square column, implementing, perhaps between longeron and truss-frame structure square column, implement to support, perhaps on horizontal and vertical both direction, implement simultaneously to support; Support angle also can be adjusted according to different operating modes.
(3) the adjustable concentrated force charger among the present invention, have simple and compact for structure, maintenance, repair, installation, dismounting, easy to adjust, advantage such as cheap for manufacturing cost; This device maneuverability, whole device can arbitrarily be adjusted (highly, the extension elongation of application of force lever, the component scope of component bar etc.), and the difference that adapts to different automobile types is installed occasion; Deflection when application of force lever swing can make that force cell is stressed can not to be kept in the axial direction, has designed sphere cushion block group to dissolve roll force for this reason, and what make force cell is stressed always axially, and reading is more accurate; As a same reason, also be equipped with such sphere cushion block group between lifting jack and the application of force lever; The adjustable height of application of force lever among the present invention, the present invention organizes uniform pin-and-hole along vertical direction processing more on column, can insert the fulcrum of the enough bearing pins of rigidity in the pin-and-hole to rotate as lever, therefore force application apparatus is inverted lever, has designed pressure pin pin (the same with the balance pivot pin) especially so that hold application of force lever when apparatus for assembling; Application of force lever is that classification is adjustable on short transverse, and She Ji advantage is to be unlikely to be designed to stepless adjustable mode and the rigidity of column to be reduced (movable generally can reduce rigidity) like this;
(4) torsion laying rack loading device has advantages such as simple and compact for structure, with low cost, easy to assembly, applied widely, favorable expandability among the present invention, and rigidity, maneuverability and the connection reliability of its device itself can satisfy the needs of various different automobile types.Device of the present invention can usefulness more than one, can adapt to the structure and the size (particularly front tread) of various vehicles, and range of adjustment is bigger, embraces a plate by sliding and support frame component can be adjusted to correct position and be fixedly clamped effectively.Device of the present invention can satisfy various types of needs by independent assortment, and the harmony that cooperates other frock to make up to reach testing requirements is good, and extendable functions;
(5) the adaptability hoistable platform among the present invention, the lift adjustment of mounting platform realizes by the adjusting of lifting body, not only can satisfy adjustable for height requirement, and under the situation of the certain weight of carrying, still can carry out lift adjustment, and mounting platform only produces the translation of vertical direction in the lift adjustment process, rather than rotate, easy to adjust flexible; Mounting platform is fixed by the nut on the studdle after adjusting to preset height, makes the lift adjustment of mounting platform and fixed support separate, has coordinated well to realize that elevating movement keeps the contradiction of excellent support rigidity again, supports steadily reliable; Simultaneously, lifting body need not carry weight for a long time, and the gear train of lifting body has obtained protection, and prolong its serviceable life, makes this device durable in use.The scissors lifting body of employing after variation realized elevating movement, can realize the motion of mounting platform vertical direction by rotating adjusting screw(rod) from the side, this mode can adopt manual operation in the side, and the final lifting that realizes short transverse, can avoid the influence of vehicle body to greatest extent like this, be convenient to operation the operator; Adjusting screw(rod) is provided with two sections screw threads that rotation direction is opposite, and when the rotation adjusting screw(rod), the adjusting screw(rod) axially loaded is cancelled each other, and balance is good, good stability.Movable brace rod is provided with two groups, and interlock design therebetween is ingenious, compact conformation, and two groups of movable brace rods provide support simultaneously when adjusting the mounting platform height, and rigidity improves greatly.Offer T type groove on the mounting platform, can easily other various types of annexes or test auxiliary be installed on this platform, realize more function, therefore this device is not only instrument indispensable in the performance test of automobile body-in-white, and being fit to the workplace that all needs are regulated height, its scope of application is extensive.Base plate both can adopt pressing plate to be fixed on the measuring table, also can directly be fixed by bolts on the measuring table, and whole device has simple and compact for structure, maintenance, repair, installation, dismounting, easy to adjust, advantage such as cheap for manufacturing cost.
(6) the height platform has two moveable platforms among the present invention, two platforms respectively guarantee the height adjusting of a segment limit, adaptability is wider, can there be the locational space of bigger installation instrument (two table tops to be arranged than a platform lifting in height, a plurality of instrument are installed can not interfere yet), particularly can reduce the installation influence of column occupation space, the measurement instrument that column itself also can the mounting strap Magnetic gauge stand to measurement instrument; Its maneuverability, low platform and high platform be design length as required, is combined on the column after cooperating, and can satisfy the needs of various height and combination in the actual conditions; And has extendability preferably, mounting hole is all arranged on each platform, utilize bolt the horizontal level that installs and measures instrument to be expanded arbitrarily, also can utilize a plurality of high low platform survey table supports to build large-area mounting platform at the fixing expansion flat board of platform surface; Utilize lock-screw to produce friction force high platform (low platform) is located on column, can stepless any adjustings height, promptly can arbitrarily on any height, fix; Have simple in structure, maintenance, repair, installation, dismounting, easy to adjust, advantage such as cheap for manufacturing cost.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of gantry frame among the present invention;
Fig. 3 is the enlarged diagram at I place among Fig. 2;
Fig. 4 is the enlarged diagram at II place among Fig. 2;
Fig. 5 is the enlarged diagram at III place among Fig. 2;
Fig. 6 is that crossbeam is fixed in the structural representation on the top board of truss-frame structure square column;
Fig. 7 is the structural principle synoptic diagram that supports restraint device among the present invention;
Fig. 8 is the structural representation of double freedom constraint bearing among the present invention;
Fig. 9 is the structural representation of single-degree-of-freedom constraint bearing among the present invention;
Figure 10 is the structural representation of full constraint bearing among the present invention;
The main TV structure synoptic diagram of adjustable concentrated force charger among Figure 11 the present invention;
Figure 12 is the sectional structure synoptic diagram at A-A place among Figure 11;
Figure 13 is the sectional structure synoptic diagram at B-B place among Figure 11;
Figure 14 is the structural representation of sphere cushion block group among the present invention;
Figure 15 is the main TV structure synoptic diagram of first kind of scheme of torsion laying rack loading device among the present invention;
Figure 16 is the sectional structure synoptic diagram at C-C place among Figure 15;
Figure 17 is the main TV structure synoptic diagram of the another kind of scheme of torsion laying rack loading device among the present invention;
Figure 18 is the sectional structure synoptic diagram at D-D place among Figure 17;
Figure 19 is the front view of multiple-adaptability lifting platform among the present invention;
Figure 20 is the side view of multiple-adaptability lifting platform among the present invention;
Figure 21 is the upward view of multiple-adaptability lifting platform among the present invention;
Figure 22 is the main TV structure synoptic diagram of high low platform support among the present invention;
Figure 23 is the side-looking structural representation of high low platform support among the present invention;
Figure 24 is the sectional structure synoptic diagram at E-E place among Figure 22.
Embodiment
Below with reference to the drawings and specific embodiments the present invention is described in further details.
As shown in Figure 1, a kind of combined type automobile white body dynamic and static state performance flexible integrated test system of the present invention, it comprises gantry type frame 1, support restraint device 2, adjustable concentrated force charger 3, torsion laying rack loading device 4 and measuring appliance assembly, the support restraint device 2 that is used for supporting automobile body-in-white 5 to be measured is fixed on the gantry type frame 1, the measuring appliance assembly is fixed on the gantry type frame 1 by support 6 or is directly fixed on the gantry type frame 1, is used for automobile body-in-white 5 to be measured is carried out all sides that adjustable concentrated force charger 3 that stress loads and torsion laying rack loading device 4 are fixed on the gantry type frame 1 or are installed in gantry type frame 1.
As Fig. 2, Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6, gantry type frame 1 in the present embodiment comprises crossbeam 102, longeron 103, truss-frame structure square column 104, clamping device 105 and the mounting seat 101 that is provided with many T type grooves 111, truss-frame structure square column 104 is provided with four and rectangular layout, each truss-frame structure square column 104 is by four montants 142, many cross bars 143, top board 144 formations of being located at the base plate 141 of four montant 142 bottoms and being located at four montant 142 tops, than round steel pipe of the prior art, square steel tube, columns such as joist steel, truss-frame structure square column 104 has not only reduced consumptive material, can guarantee that again whole device has enough rigidity simultaneously.Each base plate 141 is fixed on the mounting seat 101 by placing the securing member in the T type groove 111, thereby can be according to the size of tested body in white, in the spacing of arbitrarily adjusting on the mounting seat 101 between the truss-frame structure square column 104, have great maneuverability, make its Performance Detection that is applicable to various vehicles test.Montant 142 and cross bar 143 all adopt angle steel to make, many cross bar 143 horizontal parallel are arranged on each cylinder of truss-frame structure square column 104, and be connected between two montants 142, be positioned at cross bar 143 symmetric arrangement on 104 liang of symmetrical cylinders of truss-frame structure square column, cross bar 143 dislocation that are positioned on truss-frame structure square column 104 adjacent two cylinders are arranged, consider the length of truss-frame structure square column 104, width dimensions is less, during from a direction climbing, the distance of truss-frame structure square column 104 cross tubes 143 is not easy to standing of staff and climbs motion, the three-dimensional stair technology of special employing makes the staff can replace climbing from truss-frame structure square column 104 both sides and rises.Crossbeam 102 and longeron 103 respectively are provided with two, two crossbeams 102 are symmetrical arranged, two longerons 103 are also for being symmetrical arranged, crossbeam 102 is the H Steel section member, longeron 103 is the T-steel member, the two ends of longeron 103 are connected with cross bar 143 on the truss-frame structure square column 104 by clamping device 105 respectively, the two ends of crossbeam 102 also are connected with cross bar 143 on the truss-frame structure square column 104 by clamping device 105 respectively, in addition, crossbeam 102 can also be fixed on by clamping briquetting 108 on the top board 144 of truss-frame structure square column 104 by the scheme shown in the figure.This connected mode makes crossbeam 102 and longeron 103 can realize highly regulating on truss-frame structure square column 104, and the spacing adjustment between four truss-frame structure square columns 104 of not overslaugh, makes that whole installation and adjustment are all very convenient.Clamping device 105 comprises pressing plate 151, backboard 152 and fastening bolt 153, backboard 152 cooperates with crossbeam 102 or longeron 103 respectively, the cross bar 143 of one group of symmetric arrangement is held on therebetween, pressing plate 151 1 ends are pressed on the wing plate of crossbeam 102 or longeron 103, the other end is pressed on the backboard 152, the middle part of pressing plate 151 is provided with the fastening bolt 153 that passes pressing plate 151 and backboard 152, tightening these fastening bolt 153 backs is fixed on crossbeam 102 or longeron 103 on the cross bar 143 of truss-frame structure square column 104 by backboard 151 and briquetting 152, adopt this mounting means, not only crossbeam 102 and longeron 103 can be installed on the cross bar 143 of arbitrary height, and needn't on cross bar 143, offer mounting hole, improved the strength and stiffness of truss-frame structure square column 104 greatly.Be equiped with upper support device 106 between longeron 103 and the truss-frame structure square column 104, upper support device 106 comprises embraces plate 161, last grip slipper 162 and last strut 163, this armful plate 161 has the cell body of one group of symmetry, the a pair of wing plate that is used for ccontaining longeron 103, this can embrace the constraint lower slider of plate 161 at longeron 103, embrace on the plate 161 hold-down bolt 164 that is used for fixing is housed, tightening hold-down bolt 164 makes on its wing plate that is pressed in longeron 103 tightly, restriction is embraced plate 161 and is moved on longeron 103, last grip slipper 162 cooperates the montant 142 with truss-frame structure square column 104 1 sides to be clamped between the two with last grip block 165, and be fixed on the montant 142 by the securing member that passes grip slipper 162 and last grip block 165, last strut 163 1 ends and last grip slipper 162 are hinged, the other end is hinged with armful plate 161, should go up strut 163 is combined back-to-back by two isometric angle steel, bending resistance is extremely strong, separates so that rotate adjusting with several packing rings in the middle of two angle steel, can play a supporting role well.Be equiped with lower support device 106 between mounting seat 101 and the truss-frame structure square column 104, lower support device 7 comprises bearing 171, following grip slipper 172 and lower supporting rod 173, bearing 171 is fixed on the mounting seat 101 by placing the securing member in the T type groove 111, following grip slipper 172 cooperates the montant 142 with truss-frame structure square column 104 1 sides to be clamped between the two with following grip block 174, and be fixed on the montant 142 by the securing member that passes down grip slipper 172 and following grip block 174, lower supporting rod 173 1 ends and following grip slipper 172 are hinged, the other end and bearing 171 are hinged, this lower supporting rod 173 is combined back-to-back by two isometric angle steel, bending resistance is extremely strong, separate so that rotate adjusting with several packing rings in the middle of two angle steel, can play a supporting role well.The mounting means maneuverability of upper support device 106 and lower support device 107, and it is solid and reliable, its quantity, direction and angle can be adjusted according to different operating modes, the installation form in present embodiment, can also between crossbeam 102 and truss-frame structure square column 104, implement to support, perhaps implement simultaneously to support on horizontal and vertical both direction, support angle then can be regulated in the position of embrace plate 161 by changing, going up grip slipper 162 and following grip slipper 172.Gantry type frame in the present embodiment connects reliably, lightly attractive in appearance, whole framework has enough rigidity, and, various test aids provide platform flexibly for being installed, on truss-frame structure square column 104, various ancillary test devices can be installed easily, also can on crossbeam 102 and longeron 103, hang various annexes, as install hoist crane, suspension type charger additional, be convenient to attached rail that vehicle body moves etc., expansion is good, can expand arbitrarily, for the function that further expands gantry type frame, increase pilot project a well basis is provided.
As Fig. 7, Fig. 8, Fig. 9 and shown in Figure 10, in the present embodiment, support restraint device 2 and comprise a full constraint bearing 201, a double freedom constraint bearing 202 and two single-degree-of-freedom constraint bearings 203, four rectangular body in white 5 bottoms that are arranged in of bearing, wherein retrain bearing 201 and double freedom constraint bearing 202 entirely and be positioned at body in white 5 rear ends, two single-degree-of-freedoms constraint bearings 203 all are positioned at body in white 5 front ends, and it is parallel that line L1 and two single-degree-of-freedoms that retrain the fulcrum of the fulcrum of 201 pairs of body in whites 5 of bearing and 202 pairs of body in whites 5 of double freedom constraint bearing entirely retrain the line L2 of two fulcrums of 203 pairs of body in whites 5 of bearing.Full constraint bearing 201 lower ends are connected with the bracing frame table top, fixedly connected with body in white 5 by three full constraint mounting holes 211 in the upper end, three one-movement-freedom-degrees and three rotational freedoms at this fulcrum place are retrained fully, and retraining the end face of bearing 201 entirely contacts with installation base surface formation face on the body in white 5, local reinforcement prevents that body in white 5 is because of the excessive generation gross distortion of local pressure.Single-degree-of-freedom constraint bearing 203 comprises bulb support bar 231 and spacer 232, spacer 232 is fixed on the body in white 5 by securing member, the bulb of bulb support bar 231 is supported in the concave spherical surface of spacer 232, to the one-movement-freedom-degree formation constraint of this fulcrum perpendicular to the surface level direction.The subsequent corrosion of this concave spherical surface is greater than the subsequent corrosion of bulb, and the position that falls of body in white 5 when being convenient to install, and good stability have than the mounting plane that adopts bulb directly to withstand body in white 5 and more to many advantage.Double freedom constraint bearing 202 comprises upper bracket 221, undersetting 222 and rolling body 223, upper bracket 221 is fixedlyed connected with body in white 5, retrained the one-movement-freedom-degree of this fulcrum perpendicular to the surface level direction, and the end face of upper bracket 221 contacts with installation base surface formation face on the body in white 5, equally, also be for local reinforcement herein, prevent that body in white 5 is because of the excessive generation gross distortion of local pressure, with this warranty test result's accuracy.Be equipped with a cylinder groove 224 on upper bracket 221 and the undersetting 222, two cylinder grooves, 224 positioned opposite, and the central axis of cylinder groove 224 is along body in white 5 horizontally sets, rolling body 223 places between two cylinder grooves 224, in the present embodiment, this rolling body 223 is a spherosome, the fiting constraint of two cylinder grooves 224 and rolling body 223 this fulcrum along body in white 5 one-movement-freedom-degree (promptly retraining one-movement-freedom-degree) longitudinally perpendicular to the line L1 direction of the fulcrum of 201 pairs of body in whites 5 of fulcrum and full constraint bearing of 202 pairs of body in whites 5 of double freedom constraint bearing.Wherein rolling body 223 also can be selected right cylinder for use, when selecting right cylinder for use, retrained this fulcrum perpendicular to the one-movement-freedom-degree of surface level direction and around the rotational freedom of Z-axis, also retrained this fulcrum simultaneously along body in white 5 one-movement-freedom-degree and around the rotational freedom of this longitudinal axis longitudinally.In fact, the transverse width of relative body in white 5, cylindrical length is very little, still can be considered in test a point, thus can think that also it does not hinder from the rotation of vehicle body 4 around longitudinal axis, and be limited that around the rotational freedom of Z-axis test is not had influence, therefore, selecting right cylinder for use is essentially identical with selecting spherosome for use, selects for use the benefit of cylinder to be: with contacting of upper bracket 221 and undersetting 222 is the line contact, and rigidity of support is better; Body in white 5 lifting is gone into the position when falling easily, and is little around the possibility and the range of deflection of Z-axis deflection, is convenient to install and adjusts.4 of present embodiment are supported restraint device 2, design double freedom constraint bearing 202 dexterously, can guarantee and retrain entirely to constitute " free beam " between the bearing 201, can guarantee again and single-degree-of-freedom constraint bearing 203 between constitute " free beam ", and do not hinder mutually, meet the mechanics principle requirement of body in white 5 being implemented support and constraint, make body in white 5 transverse curvature freely, longitudinal bending freely again, body in white 5 distortion inaccuracies in test process have been reduced, the data that record are more accurate, and test result is more rigorous; Reasonable integral structure connects reliably, installs, dismantles, adjusts all very convenient, be convenient to expand other annex and constitute more complicated restraint device, this covering device is suitable for the test of any vehicle simultaneously, and is applied widely, through repeatedly on probation, can be suitable for the vehicle body test request under the various situations well.
As Figure 11, Figure 12, adjustable concentrated force charger 3 in Figure 13 and the present embodiment shown in Figure 14 comprises jack stand 301, lifting jack 302, pressure pin pin 303, balance pivot pin 304, column 305, application of force lever 306, force cell 308 and be positioned over component parts on the automobile body-in-white 5, lifting jack 302 is positioned on the jack stand 301, offer the pin-and-hole 3012 that is used for placing pressure pin pin 303 and balance pivot pin 304 more than two along vertical direction on the column 305, application of force lever 306 1 ends link to each other with lifting jack 302, the other end links to each other with force cell 308 after passing between pressure pin pin 303 and the balance pivot pin 304, and force cell 308 is fixed in the top of component parts.Pressure pin pin 303 and balance pivot pin 304 in the pin-and-hole 312 are the enough bearing pins of rigidity, the fulcrum that balance pivot pin 304 rotates as application of force lever 306, and pressure pin pin 303 is used for holding application of force lever 306, so force application apparatus of the present invention is inverted application of force lever.By on column 305 differing heights, plugging needed pressure pin pin 303 and balance pivot pin 304, can make application of force lever 306 realize that on short transverse classification is adjustable.She Ji advantage is to be unlikely to be designed to stepless adjustable mode and the rigidity of column 5 to be reduced (movable generally can reduce rigidity) like this.In the present embodiment, the component parts comprise component bar 309 and are fixed in the component board component more than two groups of component bar 309 bottoms by force-transmitting pole 313, and to be measured of component board component and body in white 314 links to each other.The component board component comprises component plate 310 and flat bolster 311, to be measured of flat bolster 311 and body in white 314 links to each other, the upper surface of component plate 310 links to each other with the bottom of component bar 309 by force-transmitting pole 313, is installed with two above bulb cylinders 315 on the lower surface of component plate 310.Adopt this relating to, the power that passes over from application of force lever 306 can be divided into two (it is stressed that the power that force cell 8 spreads out of is decomposed into component bar two ends), two be divided into four (power that component bar 309 transmits passes on the component plate 310 on four bulb cylinders 315), four be divided into the stressed component mode in zonule (flat bolsters 311 of two 200 * 200 sizes), both do not run counter to the measuring principle that body in white 5 parts is applied concentrated force, effectively avoided the excessive local deformation of sheet steel again.Be provided with the first sphere cushion block group 307 between force cell 308 and the application of force lever 306, be provided with the second sphere cushion block group 316 between lifting jack 302 and the application of force lever 306, application of force lever 306 is track steel or joist steel.The first sphere cushion block group 307 is identical with the structure of the second sphere cushion block group 316, include convex arc cushion block 371 and concave arc cushion block 372, when application of force lever 306 tilts, two faces of convex arc cushion block 371 and concave arc cushion block 372 still can contact well, make the force direction that is subjected to of force cell 308 (or lifting jack) still be axis direction, be unlikely to inclination.During assembling, at first the specified location on body in white 5 (being plane to be detected) is installed flat bolster 311 (specification can be 200 * 200 * 20), with component plate 10 lids thereon.Lower surface with four bulb cylinders 315 on the component plate 310 contacts continuous with flat bolster 11, two force-transmitting poles 313 are then placed in the upper surface, component bar 309 is symmetrically placed on the force-transmitting pole 313, force cell 308 is put in the middle on component bar 309 again, put sphere cushion block group 307, the force cell 308 generation upsetting moment that slants when sphere cushion block group 307 is used for preventing application of force lever 306 deflections, application of force lever 306 is passed between column 305 pop-up lever pins 303 and the balance pivot pin 304, the one end is pressed on the sphere cushion block group 307, the other end links to each other with lifting jack 302, lifting jack 302 is positioned on the jack stand 301, jack stand 301 is the bed hedgehopping frame, and it highly can be adjusted.Adjust lifting jack 302, make application of force lever 306 upper ends prop up balance pivot pin 4, then ready.Principle of work: the boosting-rod of rotation lifting jack 302, lifting jack 302 is held application of force lever 306 and is up pushed up, with balance pivot pin 304 is rotating fulcrum, application of force lever 306 other ends are then toward pressing down, rotate counterclockwise, successively power is passed to sphere cushion block group 307-force cell 308-component bar 309-force-transmitting pole 313-component plate 310-flat bolster 311, finally act on to be measured of body in white 5.The length of power arm and resistance arm needn't be measured, because of the force cell 309 with size of ergometry is placed on tail end, can directly measure the stressed size of afterburning end, note the body in white 5 stressed general assembly (TW)s that also need add component bar 309, force-transmitting pole 313, component plate 310, flat bolster 311, this weight can be determined in advance in weighing.
Figure 15, Figure 16, Figure 17 and shown in Figure 180 when automobile body-in-white 5 carries out torsional strength and torsional rigidity test, need apply torsional load, and torsion laying rack loading device 4 is and applies torsional load usefulness.In a kind of scheme, the force application mechanism that it comprises supporting mechanism, swing arm 404, more than one support frame component 419 and is positioned at swing arm 404 1 ends below, the middle part of swing arm 404 links to each other with supporting mechanism and is that fulcrum rotates with the supporting mechanism, be equiped with in the swing arm 404 more than one and can embrace plate 402 along what swing arm 404 was slided, be used for support frame component 419 with automobile body-in-white 5 contact matching by screw retention in embracing on the plate 402.Wherein two back-to-back configurations of channel-section steel are adopted in the design of swing arm 404, the centre is left a distance and is convenient to stretching screw 409 and passes, all push down channel-section steel and welding up and down with slab, two ends also are welded with gusset plate 401, total is frame-type, symmetrical structure, intensity, rigidity are very reliable and structure is very compact, be convenient to install various servicing units simultaneously thereon, the configuration of bolt hole, screw hole is very ingenious, under the very little situation in interval, disposed abundant threaded connector, do not disturb mutually, be convenient to the installation and removal of screw element yet.Force application mechanism comprises force cell 415 and the lifting jack 416 that links to each other successively from top to bottom, and the top of force cell 415 links to each other with the bottom surface of swing arm 404 1 ends by sphere cushion block group 418, is provided with backing plate 417 between the bottom of lifting jack 416 and the ground.Unfavorable to force cell 415 and lifting jack 416 when preventing rocker 404 swing, designed sphere cushion block group 418, can guarantee the application of force of lifting jack 416 and be subjected to force direction vertical direction always, and swing arm 404 is stressed always vertical with swing arm 404.Only need adjust lifting jack 416 during test and make it to raise, an end that can promote swing arm 404 by lifting jack 416 up moves, and the power that body in white 5 is passed under the constraint of support frame component 419 is reversed it; During the handle of backward rotation lifting jack 416, then stressed the obtaining on the body in white 5 discharges.The bottom of embracing plate 402 in the present embodiment is provided with the chute that is slidingly matched with swing arm 404, embracing plate 402 is sheathed in the swing arm 404 by chute, embrace on the plate 402 and offer several lock holes, position corresponding with embracing plate 402 on the bottom surface of swing arm 404 is provided with tension backing plate 408, and is fixing by passing the stretching screw 409 of embracing a plate 402, swing arm 404 and tension backing plate 408.Simultaneously, embracing plate 402 can also be fixing with swing arm 404 by the trip bolt 403 that is arranged in the lock hole, finishes the location, and it is more stable that embrace the position of plate 402 this moment, can not slide in swing arm 404 again.Thus, embrace plate 402 and can slide in the larger context, to adapt to various vehicles, when sliding into correct position, available stretching screw 9 (3) and fixed position (stressed herein big and complicated during test, as to require very reliable), trip bolt 3 (4) dual fail-safe ground are convenient to adjust.Shown in figure, in the present embodiment, supporting mechanism comprises bearing 407, and the bottom of swing arm 404 is provided with the Connection Block 413 that is connected with bearing 407, and the top of bearing 407 links to each other by bearing pin 405 with Connection Block 413.Bearing 407 and Connection Block 413 are " fork-shaped ", all offer the pin-and-hole that is used for installing bearing pin 405 on bearing 407 and the Connection Block 413.Swing arm 404 can be rotated for fulcrum by bearing 407.In the another kind of scheme, basic identical with first kind of scheme, difference just is: participate in shown in the figure, supporting mechanism comprises that hanging swinging rack 410 puts 411 with hanging in the present embodiment, hang pendulum 411 upper end and hang swinging rack 410 hinged (linking to each other), hang and put 411 lower end and pass through coupling bolt assembly 412 and link to each other with swing arm 404 by bearing pin 401.Under the effect of force application mechanism, hang pendulum 11 and be with swing arm 404 and be fixed in swing arm 404 upper support frame assemblies 419 around hanging swinging rack 410 rotations, finish the operation that applies to body in white 5 torsional loads.
As Figure 22, Figure 23 and shown in Figure 24, in the present embodiment, be used for installing the support 6 employing high low platform supports of measuring appliance assembly, it comprises removable high platform 601, removable low platform 602 and supporting base 605, supporting base 605 upper pillar stands 6064, symmetria bilateralis is provided with first guide rail 608 and second guide rail 609 on the column 604, removable high platform 601 comprises high platform 606, web joint 610 and high platform slide mechanism 607, high platform 606 is fixed on the web joint 610, the bottom of web joint 610 is sheathed on first guide rail 608 of column 604 by high platform slide mechanism 607, removable low platform 602 comprises low platform 611 and low platform slide mechanism 612, and low platform 611 is sheathed on second guide rail 609 by low platform slide mechanism 612.The length of web joint 610 can design as required, to satisfy the needs of differing heights.Height in the removable low platform 602 responsible following segment limits is regulated, and the interior height of removable high platform 601 responsible top segment limits is regulated, and both combine, and height adjustment range has more than 1 meter, adapts to the vehicle body Testing requirement fully.In the present embodiment, column 604 is I-shaped, directly adopts joist steel to get final product, and two symmetrical limits of column 604 form first guide rail 608 and second guide rail 609 respectively, and promptly two of joist steel opposite side are guide rail just.High platform slide mechanism 607 is identical with the structure of low platform slide mechanism 612, the sliding frame 613 that includes an above lock-screw 603 and be used for cooperating with first guide rail 608 or second guide rail 609, first guide rail 608 and second guide rail 609 all can be sheathed in the sliding frame 613, sliding frame 613 can move along first guide rail 608 and second guide rail 609, and the lock-screw 603 that passes sliding frame 613 is used for cooperating with guide rail and produces friction force and finish the location.Offer survey table instrument mounting hole 614 more than on high platform 606 and the low platform 611, can as required several survey tables be fixed in the mounting hole 614, also can enlarge erection space when needed, and Magnetic gauge stand all can be installed in the side of entire bracket.Principle of work: the height control method of removable high platform 601 and removable low platform 602 is the same, when needing to adjust, at first unclamp four lock-screws 603, sliding frame 613 is upper and lower mobile along first guide rail 608 or second guide rail 609 on the column 604; When moving to correct position, tighten four lock-screws 603 and can utilize friction force that removable high platform 601 and removable low platform 602 can not be moved on column 604 again, the height and position of high platform 606 and low platform 611 is fixed.Being used for installing and measuring the high platform 606 of instrument and low platform 611 needn't be high to the guiding accuracy of motion at upper and lower, most critical be to want reliable lock, the friction force that removable high platform 601 and removable low platform 602 all adopt four lock-screws 603 to be produced is fixed, and is enough reliable with practical probation as calculated.Just can realize near the measuring point that differs greatly of a plurality of possible positions support is carried out the cloth table by a support of the present invention, and support can be realized any adjusting, adjustment flexible in height and horizontal direction.
As Figure 19, Figure 20 and shown in Figure 21, be used for installing the support 6 of measuring appliance assembly and support restraint device 2 and all can be fixed on the multiple-adaptability lifting platform 7, it comprises base plate 701, mounting platform 702, lifting body 704 and four studdles 703.Base plate 701 is provided with the waist-shaped hole of being convenient to be fixed on the white body performance of automobile detection testing table 711.Lifting body 704 comprises undersetting 741, upper bracket 742, two groups of movable brace rods 743, adjusting screw(rod) 744 and connecting links 745.Each is organized movable brace rod 743 and is arranged symmetrically in center line 707 both sides, and each side has included a strut 7431 and a lower supporting rod 7432 on one, and strut 7431 upper ends and upper bracket 742 are hinged on each, and each lower supporting rod 7432 lower end and undersetting 741 are hinged.The two ends of connecting link 745 are hinging pin shaft, the middle part of connecting link 745 be provided with adjusting screw(rod) 744 on the threaded hole of screw thread coupling, two groups of last struts 7431 that are positioned at homonymy are hinged by the hinging pin shaft at connecting link 745 two ends respectively with lower supporting rod 7432, adjusting screw(rod) 744 is provided with two sections screw threads that rotation direction is opposite, two sections screw threads are connected in the threaded hole of an articulated elements, and when rotation adjusting screw(rod) 744, the axially loaded of adjusting screw(rod) 744 is cancelled each other, balance is good, good stability.One end of adjusting screw(rod) 744 is made as is convenient to the square toes that are connected with instrument such as spanner, can carry out the manual adjustments operation like this in the side, avoids the influence of vehicle body to the operator to greatest extent.Four studdles 703 are arranged on four angles of these lifting body 704 peripheries, studdle 703 epimeres are provided with screw thread, the lower end is threaded with base plate 701, and on base plate 701, offer flat mouthful 708 that is convenient to cooperate with spanner, mounting platform 702 is provided with the through hole 721 corresponding with studdle 703, this through hole 721 is placed in studdle 703 epimeres, all being equiped with two 705, two nuts 705 of nut that are used for fixing mounting platform 702 on each studdle 703 lays respectively at mounting platform about in the of 702 two ends.Mounting platform 702 upper surfaces are provided with the T type groove 722 that is used for installation accessories, can easily other various types of annexes or test auxiliary be installed on this platform 702, realize more function, make this device become instrument indispensable in the performance test of automobile body-in-white, be fit to all needs and regulate the workplace of height, its scope of application is extensive.Principle of work: during use, with pressing plate or bolt base plate 701 is fixed on the measuring table earlier, in the time need carrying out lift adjustment to the position of mounting platform 702, earlier each nut 705 on the studdle 703 is unscrewed, make the upper and lower surface of nut 705 away from mounting platform 702, at this moment, mounting platform 702 only relies on lifting body 704 to support, the movable brace rod 743 of lifting body 704 is provided with two groups, interlock design therebetween is ingenious, compact conformation, this moment, two groups of movable brace rods 743 provided support simultaneously, and rigidity improves greatly.Utilize spanner or other instruments rotation adjusting screw(rod) 744 in the side of this device, can drive simultaneously two connecting links 745 gradually away from or near center line 707, make movable brace rod 743 drive the lifting translation of upper bracket 742 and mounting platform 702 generation vertical direction, regulate owing to adopted lifting body 704 to carry out height, so under the situation of the certain weight of carrying, still can carry out lift adjustment.After mounting platform 702 is adjusted to predetermined altitude, fastening nut 705, make the nut 705 that is positioned at mounting platform two ends about in the of 702 compress the upper and lower surface of mounting platform 702, mounting platform 702 is formed the clamping of going up depression, at this moment, lifting body 704 no longer carries weight, and the gear train of lifting body 704 has obtained protection, prolong its serviceable life, makes this device durable in use; Make the lift adjustment and the fixed support of mounting platform 2 separate simultaneously, coordinated well to realize that elevating movement keeps the contradiction of excellent support rigidity again, support steadily reliable.
The above only is a preferred implementation of the present invention, and protection scope of the present invention also not only is confined to the foregoing description, and all technical schemes that belongs under the thinking of the present invention all belong to protection scope of the present invention.Should be pointed out that for those skilled in the art in the some improvements and modifications that do not break away under the principle of the invention prerequisite, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. combined type automobile white body dynamic and static state performance flexible integrated test system, it is characterized in that: it comprises gantry type frame (1), support restraint device (2), adjustable concentrated force charger (3), torsion laying rack loading device (4) and measuring appliance assembly, the support restraint device (2) that is used for supporting automobile body-in-white to be measured (5) is fixed on the gantry type frame (1), the measuring appliance assembly is fixed in gantry type frame (1) by support (6) to be gone up or is directly fixed on the gantry type frame (1), and being used for that automobile body-in-white to be measured (5) is carried out adjustable concentrated force charger (3) that stress loads and torsion laying rack loading device (4), to be fixed in gantry type frame (1) last or be installed in all sides of gantry type frame (1); Described gantry type frame (1) comprises crossbeam (102), longeron (103), truss-frame structure square column (104), clamping device (105) and be provided with the mounting seat (101) of many T type grooves (111), described truss-frame structure square column (104) is provided with four and rectangular layout, each truss-frame structure square column (104) is made of four montants (142) and many cross bars (143), many cross bars (143) are arranged in parallel on each cylinder of truss-frame structure square column (14), and be connected between two montants (142), be positioned at cross bar (143) symmetric arrangement on truss-frame structure square column (14) the two symmetrical cylinders, the bottom of each truss-frame structure square column (104) also is provided with base plate (141), each base plate (141) is fixed on the mounting seat (101) by placing the securing member in the T type groove (111), described crossbeam (102) and longeron (103) respectively are provided with two, and respectively by cross bar (143) connection on clamping device (105) and the corresponding truss-frame structure square column (104).
2. combined type automobile white body dynamic and static state performance flexible integrated test system according to claim 1, it is characterized in that: described support restraint device (2) comprises a full constraint bearing (201), a double freedom constraint bearing (202) and two single-degree-of-freedom constraint bearings (203), four rectangular body in white (5) bottoms that are arranged in of bearing, described full constraint bearing (201) is parallel to the line of two fulcrums of body in white (5) with two single-degree-of-freedom constraint bearings (203) to the line of the fulcrum of body in white (5) with double freedom constraint bearing (202) to the fulcrum of body in white (5), described single-degree-of-freedom constraint bearing (203) constraint is perpendicular to the one-movement-freedom-degree of surface level direction, described double freedom constraint bearing (202) constraint is perpendicular to the one-movement-freedom-degree of surface level direction, and constraint is perpendicular to the fulcrum and full constraint bearing (201) one-movement-freedom-degree to the line direction of the fulcrum of body in white (5) of double freedom constraint bearing (202) to body in white (5).
3. combined type automobile white body dynamic and static state performance flexible integrated test system according to claim 2, it is characterized in that: described double freedom constraint bearing (202) comprises upper bracket (221), undersetting (222) and rolling body (223), described upper bracket (221) is provided with an end face that can contact with the installation base surface formation face on the body in white (5), be equipped with a cylinder groove (224) on upper bracket (221) and the undersetting (222), two cylinder grooves (224) positioned opposite, rolling body (223) place between two cylinder grooves (224); Described single-degree-of-freedom constraint bearing (203) comprises bulb support bar (231) and can be fixed in spacer (232) on the body in white (5), described spacer (232) is provided with the concave spherical surface that contacts with the bulb of bulb support bar (231), and the subsequent corrosion of this concave spherical surface is greater than the subsequent corrosion of bulb; Described full constraint bearing (201) is provided with the end face that can contact with the installation base surface formation face on the body in white (5), also is provided with to be convenient to the full constraint mounting hole (211) of fixedlying connected with body in white.
4. combined type automobile white body dynamic and static state performance flexible integrated test system according to claim 1, it is characterized in that: described adjustable concentrated force charger (3) comprises jack stand (301), lifting jack (302), pressure pin pin (303), balance pivot pin (304), column (305), application of force lever (306), force cell (308) and be positioned over component parts on the automobile body-in-white (5), described lifting jack (302) is positioned on the jack stand (301), column (305) is gone up and is offered the pin-and-hole (312) that is used for placing pressure pin pin (303) and balance pivot pin (304) more than two along vertical direction, described application of force lever (306) one ends link to each other with lifting jack (302), the other end links to each other with force cell (308) after passing between pressure pin pin (303) and the balance pivot pin (304), and force cell (308) is fixed in the top of component parts.
5. combined type automobile white body dynamic and static state performance flexible integrated test system according to claim 4, it is characterized in that: described component parts comprise component bar (309) and are fixed in two groups of above component board components of component bar (309) bottom by force-transmitting pole (313), and to be measured of component board component and body in white (314) links to each other; Described component board component comprises component plate (310) and flat bolster (311), to be measured of flat bolster (311) and body in white (314) links to each other, the upper surface of component plate (310) links to each other with the bottom of component bar (309) by force-transmitting pole (313), is installed with two above bulb cylinders (315) on the lower surface of component plate (310).
6. combined type automobile white body dynamic and static state performance flexible integrated test system according to claim 1, it is characterized in that: described torsion laying rack loading device (4) comprises supporting mechanism, swing arm (404), more than one support frame component (419) and the force application mechanism that is positioned at swing arm (404) one ends below, the middle part of described swing arm (404) links to each other with supporting mechanism and is that fulcrum rotates with the supporting mechanism, be equiped with in the described swing arm (404) more than one and can be used for being fixed on armful plate (402) along armful plate (402) of swing arm (404) slip with the support frame component (419) of automobile body-in-white (5) contact matching.
7. combined type automobile white body dynamic and static state performance flexible integrated test system according to claim 6, it is characterized in that: the bottom of described armful of plate (402) is provided with the chute that is slidingly matched with swing arm (404), embracing plate (402) is sheathed in the swing arm (404) by chute, embrace on the plate (402) and offer several lock holes, the position corresponding with embracing plate (402) is provided with tension backing plate (408) on the bottom surface of swing arm (404), and be fixing by passing the stretching screw (409) of embracing plate (402), swing arm (404) and tension backing plate (408).
8. combined type automobile white body dynamic and static state performance flexible integrated test system according to claim 1, it is characterized in that: the described support (6) that is used for installing the measuring appliance assembly adopts the high low platform support, comprise removable high platform (601), removable low platform (602) and supporting base (605), column (604) is arranged on the described supporting base (605), column (604) is gone up symmetria bilateralis and is provided with first guide rail (608) and second guide rail (609), described removable high platform (601) comprises high platform (606), web joint (610) and high platform slide mechanism (607), high platform (606) is fixed on the web joint (610), the bottom of web joint (610) is sheathed on first guide rail (608) of column (604) by high platform slide mechanism (607), described removable low platform (602) comprises low platform (611) and low platform slide mechanism (612), and low platform (611) is sheathed on second guide rail (609) by low platform slide mechanism (612).
9. combined type automobile white body dynamic and static state performance flexible integrated test system according to claim 1, it is characterized in that: described support (6) and the support restraint device (2) that is used for installing the measuring appliance assembly all can be fixed on the multiple-adaptability lifting platform (7), described multiple-adaptability lifting platform (7) comprises base plate (701), mounting platform (702), lifting body (704) and many studdles (703), described lifting body (704) lower end is fixed on the base plate (701), the upper end joins with mounting platform (702), described many studdles (703) are arranged in lifting body (704) periphery and the lower end is installed on the base plate (701), studdle (703) epimere is provided with screw thread, described mounting platform (702) is provided with the through hole (721) corresponding with studdle (703), this through hole (721) is placed in studdle (703) epimere, all is equiped with on each studdle (703) to be positioned at mounting platform (702) two ends up and down, the nut (705) that is used for fixing mounting platform (702).
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| CN2008101435293A CN101408470B (en) | 2008-11-07 | 2008-11-07 | Combined type automobile white body dynamic and static state performance flexible integrated test system |
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| CN2008101435293A CN101408470B (en) | 2008-11-07 | 2008-11-07 | Combined type automobile white body dynamic and static state performance flexible integrated test system |
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| CN101408470A CN101408470A (en) | 2009-04-15 |
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| CN201311342Y (en) * | 2008-11-07 | 2009-09-16 | 湖南大学 | Combined vehicle body-in-white dynamic static performance flexible comprehensive test system |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201311342Y (en) * | 2008-11-07 | 2009-09-16 | 湖南大学 | Combined vehicle body-in-white dynamic static performance flexible comprehensive test system |
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