CN206832456U - A kind of sliding door of automobile durability test apparatus - Google Patents

Abstract

The utility model provides a kind of sliding door of automobile durability test apparatus, belongs to technical field of test equipment.It solves the problems, such as that existing sliding door of automobile long duration test data are not accurate enough.This sliding door of automobile durability test apparatus, including frame, movable plate is slidably connected in frame, level is fixed with longitudinal cylinder on movable plate, the piston rod end of longitudinal cylinder is fixed with supporting plate, slidably connect buffer board in the horizontal direction on the supporting plate, frame is provided with lateral cylinder, connecting plate is also associated with buffer board, adjustable plate is slidably connected on connecting plate, nylon tape is fixed with adjustable plate side, the regulation spring that the upper-lower position of adjustable plate can be adjusted is provided between connecting plate and adjustable plate.The utility model can be to sliding door folding carry out long duration test, and test data is more accurate.

Description

A kind of sliding door of automobile durability test apparatus

Technical field

The utility model belongs to technical field of test equipment, is related to a kind of sliding door of automobile durability test apparatus.

Background technology

Car door is part indispensable on automobile, is generally made up of door body, door accessories and interior decorative cover plate three parts, and car door Quality be mainly reflected in the folding convenience of crashworthiness, the sealing property of car door and car door, and according to different vehicles, often The car door species seen includes hinged door and sliding door, and car door then needs to carry out the long duration test of folding after designing, with inspection Validate the car the data such as service life of door, wherein then needed for sliding door car door unblock, open slide, closure is slided and car door Lock Four processes, and each process is carried out automatically by testing equipment, but at present between testing equipment and car door Connection uses Hard link, larger with the actual environment difference held when door handle is opened, therefore causes test data inadequate Accurately.

Utility model content

The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that a kind of sliding door of automobile is durable Experimental rig, the folding that this sliding door of automobile durability test apparatus can be to sliding door carries out long duration test, and test data is more It is accurate to add.

The purpose of this utility model can be realized by following technical proposal：A kind of sliding door of automobile durability test apparatus, Including frame, it is characterised in that slidably connect movable plate in the frame in the horizontal direction, level is connected on the movable plate There is longitudinal cylinder, the piston rod of the longitudinal cylinder and the moving direction of movable plate are perpendicular, the tailpiece of the piston rod of the longitudinal cylinder Portion is fixed with supporting plate, slidably connects buffer board in the horizontal direction on the supporting plate, the glide direction of the buffer board and movement The glide direction of plate is identical, and the supporting plate is provided with can enter row buffering and spacing locating part, the frame to buffer board The lateral cylinder that movable plate moves back and forth can be driven by being provided with, and connecting plate, the connecting plate are also associated with the buffer board Side towards the front end of longitudinal cylinder, vertically slidably connect adjustable plate, the adjustable plate side on the connecting plate Nylon tape is fixed with face, when door handle is relative with adjustable plate side, nylon tape can bypass door handle, and bypass One end is fixed on adjustable plate by keeper, and being provided between the connecting plate and adjustable plate can be to the upper-lower position of adjustable plate The regulation spring being adjusted.

Frame is fixed on the ground of car body side, and connecting plate is towards car door, by connecting plate close to door handle during experiment, And by nylon tape through door handle and door outside wall, the free end for then being passed through nylon tape by keeper positions On adjustable plate, that is, the connection of adjustable plate and door handle is realized, wherein because nylon tape is soft structures, with door handle Between realize and be flexible coupling, the experimental enviroment with holding door handle is closer to, and the piston rod of longitudinal cylinder being capable of band when retracting Motor-car door handle unlocks, and lateral cylinder driving movable plate movement, i.e., can pass sequentially through supporting plate, buffer board, connection after unblock Plate and adjustable plate cause car door to move, and the piston rod stopping action of lateral cylinder after movement certain stroke, now car door is still So there is mobile inertia, therefore can be moved under effect of inertia, i.e., buffer board can relative support plate continue to move to, until Acted on locating part and stop moving, due to being normally acting at car when door handle opening car door is held in actual mechanical process The mobile front half section of door, can be moved, therefore said structure is with actually opening when dischargeing door handle tail gate under relation and function Door process is more nearly, therefore test data is more accurate, wherein because adjustable plate can move up and down regulation with respect to connecting plate, When therefore occurring upper-lower position change in car door moving process, adjustable plate can carry out upper-lower position regulation accordingly, I.e. adjustable plate remains able to be connected with the door handle, and applicability is stronger.

In above-mentioned sliding door of automobile durability test apparatus, the frame has work horizontally disposed and in strip Platen, two axis of guides one are fixed with the working plate upper side along its length, and relative two edges of the movable plate are equal Guide sleeve one is fixed with, the guide sleeve one is slidably located on the axis of guide one, and the movable plate is horizontally disposed with, above-mentioned longitudinal gas Cylinder is connected on the upper side of movable plate.The axis of guide one is engaged with guide sleeve one, is provided support for movable plate and is oriented to so that Movable plate movement is more steady.

In above-mentioned sliding door of automobile durability test apparatus, the plate face of the supporting plate is vertically arranged, in supporting plate Upper and lower two edge is fixed with the axis of guide two along its length, the length direction of the axis of guide two and the glide direction phase of movable plate Together, relative two edges of the buffer board are fixed with two connecting rods, and the free end of the connecting rod is fixed with guide sleeve two, The guide sleeve two is slidably located on the axis of guide two.The same axis of guide two is engaged with guide sleeve two, and branch is provided for buffer board Support and guiding so that buffer board movement is more steady, smooth.

In above-mentioned sliding door of automobile durability test apparatus, the locating part includes two flexible limited blocks and two Limit spring, the both ends of the supporting plate lower edges are fixed with connecting seat, and the both ends of the axis of guide two are respectively fixedly connected On two connecting seats, the limited block is connected on the connecting seat of the one end of the axis of guide two, and the limit spring is set in the axis of guide two On, and the end of limit spring and the connecting seat of the other end of the axis of guide two are fixedly connected with, the other end of the limit spring with it is spacing Block is relative, and when sliding door is opened to ultimate range, buffer board can lean with limit spring.The buffer board when door closing It can be leant with limited block so that the position of buffer board is more accurate, and works as car door opening and delay after sliding into half stroke Punching is slided by inertia, until acting on limit spring, so as to enter row buffering to buffer board, avoids the occurrence of shock.

In above-mentioned sliding door of automobile durability test apparatus, on the one end side of the supporting plate connection limit spring also Vertically there is connecting lateral plate, reset cylinder is fixed with the connecting lateral plate, the piston rod of the reset cylinder is towards limited block, institute The connected reset push pedal in piston rod end of reset cylinder is stated, the side of the reset push pedal is relative with the edge of buffer board.Reset gas Cylinder is used for the reset of buffer board, i.e., lateral cylinder drives movable plate reset movement when car door needs to close, and at the same time resets gas Cylinder drives buffer board movement, can either ensure the positional accuracy of buffer board, and and can enough saves the resetting time of buffer board, improves Efficiency.

In above-mentioned sliding door of automobile durability test apparatus, the keeper includes two bolts, the nylon tape Free end edge be fixed with the fixed plate of strip along its length, offer connection in two end side surfaces of the fixed plate Hole, location nut is also fixed with the side of fixed plate, the screw of the location nut is relative with connecting hole, the adjustable plate On offer through hole, above-mentioned bolt sequentially passes through through hole and connecting hole and is screwed onto in location nut.Bolt passes through Through hole and connecting hole simultaneously have gap when being screwed onto in location nut between fixed plate and adjustable plate, therefore when screwing bolt Fixed plate can tense nylon tape, so that nylon tape holds door handle tightly, it is simple in construction, it is easy to operate.

In above-mentioned sliding door of automobile durability test apparatus, the upper and lower ends edge of the connecting plate is vertically fixed with Two leads, the upper and lower ends of the adjustable plate are fixed with two adapter sleeves, and the adapter sleeve is slidably located on lead, institute Regulation spring is stated to be set on lead, and the one end for adjusting spring is pressed on adapter sleeve end face, the other end is pressed on connection On the edge of plate.Lead matches with adapter sleeve is combined into adjustable plate offer guiding, and adjustable plate can then be supported by adjusting spring, be made Obtaining adjustable plate has a suitable position and is engaged with door handle.

It is also vertical on the side of the connecting plate to have against convex in above-mentioned sliding door of automobile durability test apparatus Edge, the edge of connecting plate should be located at against convex edge, there is cushion on the side relative with nylon tape against convex edge.When Car door nylon tape when being resetted in the presence of nylon tape can deform upon, i.e., the mobile of door handle can relatively lag behind, therefore logical Cross against the cushion pushing tow door handle on convex edge so that the reset of car door is more efficient.

In above-mentioned sliding door of automobile durability test apparatus, the avoidance for offering strip on the connecting plate vertically lacks Mouthful, the head of above-mentioned bolt is in avoidance breach.Breach is avoided conveniently bolt is adjusted.

In above-mentioned sliding door of automobile durability test apparatus, the durability test apparatus also includes hinge bar, described slow Connection protuberance is respectively provided with the opposite sides face of punching and connecting plate, hinged groove, the hinge are offered in the connection protuberance The both ends of extension bar are respectively provided be hinged bulb, and the be hinged bulb hinged is in hinged groove.I.e. connecting plate passes through the universal company of hinge bar It is connected on buffer board so that connecting plate can be with the corresponding regulation of the change in location of door handle, so as to suitable for not With the sliding door of motion track.

Compared with prior art, this sliding door of automobile durability test apparatus has advantages below：

1st, the first half moved due to being normally acting at car door when door handle opening car door is held in actual mechanical process Section, can be moved when dischargeing door handle tail gate under relation and function, therefore buffer board continues to move under effect of inertia Structure design is more nearly with actual door opening process, therefore test data is more accurate.

2nd, because adjustable plate can move up and down regulation by connecting plate relatively, therefore in car door moving process in appearance During lower change in location, adjustable plate can carry out upper-lower position regulation accordingly, i.e. adjustable plate remains able to and the door handle palmistry Connection, applicability are stronger.

3rd, because adjustable plate is connected by nylon tape with door handle, nylon tape is soft structures, with door handle it Between realize and be flexible coupling, the experimental enviroment with holding door handle is closer to.

Brief description of the drawings

Fig. 1 is the dimensional structure diagram of this sliding door of automobile durability test apparatus.

Fig. 2 is the schematic enlarged-scale view at A in Fig. 1.

Fig. 3 is the structure top view of this sliding door of automobile durability test apparatus.

In figure, 1, frame；11st, working plate；12nd, lateral cylinder；13rd, the axis of guide one；2nd, movable plate；21st, longitudinal cylinder； 22nd, guide sleeve one；3rd, supporting plate；31st, the axis of guide two；32nd, connecting seat；33rd, limited block；34th, limit spring；35th, connecting lateral plate； 36th, reset cylinder；37th, push pedal is resetted；4th, buffer board；41st, connecting rod；42nd, guide sleeve two；5th, connecting plate；51st, lead；52、 Adjust spring；53rd, against convex edge；54th, cushion；55th, breach is avoided；6th, adjustable plate；61st, adapter sleeve；7th, nylon tape；8th, position Part；81st, fixed plate；82nd, bolt；83rd, location nut；9th, hinge bar；91st, it is hinged bulb；92nd, connection protuberance；93rd, it is hinged Groove.

Embodiment

It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further Description, but the utility model is not limited to these embodiments.

As shown in Figure 1 and Figure 2, a kind of sliding door of automobile durability test apparatus, including frame 1, in frame 1 in the horizontal direction Movable plate 2 is slidably connected, level is fixed with longitudinal cylinder 21 on movable plate 2, piston rod and the movable plate 2 of the longitudinal cylinder 21 Moving direction it is perpendicular, the piston rod end of longitudinal cylinder 21 is fixed with supporting plate 3, is slided in the horizontal direction in supporting plate 3 Dynamic to be connected with buffer board 4, the glide direction of the buffer board 4 is identical with the glide direction of movable plate 2, and supporting plate 3 is provided with can Enter row buffering and spacing locating part to buffer board 4, frame 1, which is provided with, can drive the lateral cylinder that movable plate 2 moves back and forth 12, it is also associated with connecting plate 5 on buffer board 4, the side of the connecting plate 5 is towards the front end of longitudinal cylinder 21, edge on connecting plate 5 Vertical direction slidably connects adjustable plate 6, and adjustable plate 6 is fixed with nylon tape 7 on side, when door handle and the side of adjustable plate 6 Nylon tape 7 can bypass door handle when relative, and the one end bypassed is fixed on adjustable plate 6 by keeper 8, connecting plate 5 The regulation spring 52 that the upper-lower position of adjustable plate 6 can be adjusted is provided between adjustable plate 6.

Frame 1 is fixed on the ground of car body side, and connecting plate 5 is towards car door, by connecting plate 5 close to door handle during experiment Hand, and by nylon tape 7 through door handle and door outside wall, the freedom for then being passed through nylon tape 7 by keeper 8 End is positioned on adjustable plate 6, that is, realizes the connection of adjustable plate 6 and door handle, wherein because nylon tape 7 is soft structures, Realize and be flexible coupling between door handle, the experimental enviroment with holding door handle is closer to, the piston rod of longitudinal cylinder 21 Door handle can be driven to unlock during retraction, lateral cylinder 12 drives movable plate 2 to move after unblock, i.e., can pass sequentially through support Plate 3, buffer board 4, connecting plate 5 and adjustable plate 6 cause car door movement, the piston rod of lateral cylinder 12 after movement certain stroke Stopping acts, and now car door still has mobile inertia, therefore can be moved under effect of inertia, i.e., buffer board 4 being capable of phase Supporting plate 3 is continued to move to, until being acted on locating part and stopping moving, due to holding door handle in actual mechanical process The front half section of car door movement is normally acting at during opening car door, can be moved down when dischargeing door handle tail gate in relation and function It is dynamic, therefore said structure is more nearly with actual door opening process, therefore test data is more accurate, wherein due to the energy of adjustable plate 6 Enough relative connecting plates 5 move up and down regulation, therefore when there is in car door moving process upper-lower position change, adjustable plate 6 Upper-lower position regulation can be carried out accordingly, i.e. adjustable plate 6 remains able to be connected with the door handle, and applicability is stronger.

Specifically, with reference to shown in Fig. 3, frame 1 has working plate 11 horizontally disposed and in strip, working plate Two axis of guides 1 are fixed with 11 upper sides along its length, relative two edges of movable plate 2 are fixed with guide sleeve 1, Guide sleeve 1 is slidably located on the axis of guide 1, and movable plate 2 is horizontally disposed, and longitudinal cylinder 21 is connected in the upper of movable plate 2 On side, the axis of guide 1 is engaged with guide sleeve 1, is provided support for movable plate 2 and is oriented to so that movable plate 2 moves more Add steady.

Specifically, the plate face of supporting plate 3 is vertically arranged, and is connected along its length at two edges up and down of supporting plate 3 There is the axis of guide 2 31, the length direction of the axis of guide 2 31 is identical with the glide direction of movable plate 2, the relative both sides of buffer board 4 Along two connecting rods 41 are fixed with, the free end of connecting rod 41 is fixed with guide sleeve 2 42, and guide sleeve 2 42 is slidably located in On the axis of guide 2 31, the same axis of guide 2 31 is engaged with guide sleeve 2 42, is provided support for buffer board 4 and is oriented to so that be slow Punching 4 moves more steady, smooth.

Specifically, locating part includes the two flexible limit springs 34 of limited block 33 and two, the lower edges of supporting plate 3 Both ends be fixed with connecting seat 32, the both ends of the axis of guide 2 31 are respectively fixedly connected on two connecting seats 32, and limited block 33 is connected in On the connecting seat 32 of the one end of the axis of guide 2 31, limit spring 34 is set on the axis of guide 2 31, and the end of limit spring 34 with The connecting seat 32 of the other end of the axis of guide 2 31 is fixedly connected with, and the other end of limit spring 34 is relative with limited block 33, when sliding door is opened Buffer board 4 can lean with limit spring 34 when opening ultimate range, and when door closing, buffer board 4 can be with limited block 33 Lean so that the position of buffer board 4 is more accurate, and work as car door opening and slide into half stroke cushion guardail post 4 pass through it is used Property slide, until acting on limit spring 34, so as to entering row buffering to buffer board 4, avoid the occurrence of shock.

Specifically, supporting plate 3, which is connected on the one end side of limit spring 34, also vertically has connecting lateral plate 35, connecting side Reset cylinder 36 is fixed with plate 35, the piston rod of the reset cylinder 36 is towards limited block 33, the tailpiece of the piston rod of reset cylinder 36 Portion, which is connected, resets push pedal 37, and the side of the reset push pedal 37 is relative with the edge of buffer board 4, and reset cylinder 36 is used for buffer board 4 Reset, i.e., lateral cylinder 12 drives the reset movement of movable plate 2 when car door needs to close, and at the same time reset cylinder 36 drives slow Punching 4 moves, and can either ensure the positional accuracy of buffer board 4, and and can enough saves the resetting time of buffer board 4, improves efficiency.

Specifically, keeper 8 includes two bolts 82, and the free end edge of nylon tape 7 is fixed with along its length The fixed plate 81 of strip, connecting hole is offered in two end side surfaces of fixed plate 81, be also connected on the side of fixed plate 81 There is location nut 83, the screw of location nut 83 is relative with connecting hole, through hole is offered on adjustable plate 6, bolt 82 is successively Through through hole and connecting hole and it is screwed onto in location nut 83, bolt 82 is through through hole and connecting hole and is screwed onto positioning spiral shell Fixed plate 81 can tense Buddhist nun when having gap between fixed plate 81 and adjustable plate 6 when in mother 83, therefore screwing bolt 82 Tengential belt 7, so that nylon tape 7 holds door handle tightly, it is simple in construction, it is easy to operate.

Specifically, the upper and lower ends edge of connecting plate 5 is vertically fixed with two leads 51, and up and down the two of adjustable plate 6 End is fixed with two adapter sleeves 61, and adapter sleeve 61 is slidably located on lead 51, and regulation spring 52 is set on lead 51, And regulation spring 52 one end be pressed on the end face of adapter sleeve 61, the other end is pressed on the edge of connecting plate 5, lead 51 with Adapter sleeve 61, which matches, is combined into the offer guiding of adjustable plate 6, and adjustable plate 6 can then be supported by adjusting spring 52 so that adjustable plate 6 has One suitable position is simultaneously engaged with door handle.

Specifically, it is also vertical on the side of connecting plate 5 to have against convex edge 53, connecting plate 5 should be located at against convex edge 53 Edge, there is cushion 54 on the side relative with nylon tape 7 against convex edge 53, when car door is in the presence of nylon tape 7 Nylon tape 7 can deform upon during reset, i.e., the mobile of door handle can relatively lag behind, therefore by against the buffering on convex edge 53 54 pushing tow door handle of layer so that the reset of car door is more efficient.The avoidance breach of strip is offered on connecting plate 5 vertically 55, the head of bolt 82 avoids breach 55 and conveniently bolt 82 is adjusted positioned at avoiding in breach 55.

Specifically, durability test apparatus also includes hinge bar 9, has on the opposite sides face of buffer board 4 and connecting plate 5 There is connection protuberance 92, hinged groove 93 is offered in connection protuberance 92, the both ends of hinge bar 9 are respectively provided be hinged bulb 91, are hinged Bulb 91 is hinged in hinged groove 93, i.e., connecting plate 5 is connected on buffer board 4 by the way that hinge bar 9 is universal so that the energy of connecting plate 5 The corresponding regulation of the change in location with door handle is reached, so as to the sliding door suitable for different motion tracks.

Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.

Claims (10)

1. a kind of sliding door of automobile durability test apparatus, including frame (1), it is characterised in that along level side on the frame (1) To movable plate (2) is slidably connected, level is fixed with longitudinal cylinder (21) on the movable plate (2), the longitudinal cylinder (21) Piston rod and the moving direction of movable plate (2) are perpendicular, and the piston rod end of the longitudinal cylinder (21) is fixed with supporting plate (3) buffer board (4), is slidably connected in the horizontal direction in supporting plate (3), the glide direction and movable plate of the buffer board (4) (2) glide direction is identical, and the supporting plate (3) is provided with can enter row buffering and spacing locating part, institute to buffer board (4) State frame (1) and be provided with the lateral cylinder (12) that movable plate (2) can be driven to move back and forth, be also connected with the buffer board (4) Have a connecting plate (5), the side of the connecting plate (5) towards longitudinal cylinder (21) front end, along vertical side on the connecting plate (5) To adjustable plate (6) is slidably connected, nylon tape (7) is fixed with adjustable plate (6) side, when door handle and adjustable plate (6) nylon tape (7) can bypass door handle when side is relative, and the one end bypassed is fixed on adjustable plate by keeper (8) (6) regulation that the upper-lower position of adjustable plate (6) can be adjusted is provided with, between the connecting plate (5) and adjustable plate (6) Spring (52).

2. sliding door of automobile durability test apparatus according to claim 1, it is characterised in that the frame (1) has water It is flat to set and in the working plate (11) of strip, two guiding are fixed with along its length on working plate (11) upper side Axle one (13), relative two edges of the movable plate (2) are fixed with guide sleeve one (22), described (22) slip cap of guide sleeve one It is located on the axis of guide one (13), the movable plate (2) is horizontally disposed, and above-mentioned longitudinal cylinder (21) is connected in the upper of movable plate (2) On side.

3. sliding door of automobile durability test apparatus according to claim 2, it is characterised in that the plate of the supporting plate (3) Face is vertically arranged, and is fixed with the axis of guide two (31) along its length at two edges up and down of supporting plate (3), the axis of guide two (31) length direction is identical with the glide direction of movable plate (2), and relative two edges of the buffer board (4) are fixed with two companies Extension bar (41), the free end of the connecting rod (41) are fixed with guide sleeve two (42), and the guide sleeve two (42) is slided and is arranged On the axis of guide two (31).

4. sliding door of automobile durability test apparatus according to claim 3, it is characterised in that the locating part includes two tools Flexible limited block (33) and two limit springs (34), the both ends of supporting plate (3) lower edges are fixed with connecting seat (32), the both ends of the axis of guide two (31) are respectively fixedly connected on two connecting seats (32), and the limited block (33) is connected in guiding On the connecting seat (32) of axle two (31) one end, the limit spring (34) is set on the axis of guide two (31), and limit spring (34) end and the connecting seat (32) of the axis of guide two (31) other end are fixedly connected with, the other end and limit of the limit spring (34) Relatively, when sliding door is opened to ultimate range, buffer board (4) can lean position block (33) with limit spring (34).

5. sliding door of automobile durability test apparatus according to claim 4, it is characterised in that supporting plate (3) connection Vertically also there is connecting lateral plate (35) on the one end side of limit spring (34), reset gas is fixed with the connecting lateral plate (35) Cylinder (36), the piston rod of the reset cylinder (36) are connected towards limited block (33), the piston rod end of the reset cylinder (36) Push pedal (37) is resetted, the side of the reset push pedal (37) is relative with the edge of buffer board (4).

6. the sliding door of automobile durability test apparatus according to claim 4 or 5, it is characterised in that keeper (8) bag Two bolts (82) are included, the free end edge of the nylon tape (7) is fixed with the fixed plate (81) of strip along its length, Connecting hole is offered in two end side surfaces of the fixed plate (81), location nut is also fixed with the side of fixed plate (81) (83), the screw of the location nut (83) is relative with connecting hole, and through hole, above-mentioned positioning spiral shell are offered on the adjustable plate (6) Bolt (82) sequentially passes through through hole and connecting hole and is screwed onto in location nut (83).

7. sliding door of automobile durability test apparatus according to claim 6, it is characterised in that the connecting plate (5) it is upper Lower both ends edge is vertically fixed with two leads (51), and the upper and lower ends of the adjustable plate (6) are fixed with two adapter sleeves (61), the adapter sleeve (61) is slidably located on lead (51), and the regulation spring (52) is set on lead (51), And one end of regulation spring (52) is pressed on adapter sleeve (61) end face, the other end is pressed on the edge of connecting plate (5).

8. sliding door of automobile durability test apparatus according to claim 7, it is characterised in that the side of the connecting plate (5) It is also vertical on face to have against convex edge (53), the edge that be located at connecting plate (5) against convex edge (53) is somebody's turn to do, it is described against convex edge (53) with there is cushion (54) on the relative side of nylon tape (7).

9. sliding door of automobile durability test apparatus according to claim 8, it is characterised in that erected on the connecting plate (5) The avoidance breach (55) provided with strip is headed straight for, the head of above-mentioned bolt (82) is interior positioned at breach (55) is avoided.

10. sliding door of automobile durability test apparatus according to claim 9, it is characterised in that the durability test apparatus Also include connecting rod (41), connection protuberance (92), institute are respectively provided with the opposite sides face of the buffer board (4) and connecting plate (5) State and hinged groove (93) is offered in connection protuberance (92), the both ends of the connecting rod (41) are respectively provided be hinged bulb (91), institute Be hinged bulb (91) is stated to be hinged in hinged groove (93).