Rack for durability test

Abstract

The utility model discloses a rack for durability test, which is suitable for a stay bar mechanism and comprises a base supported on the ground; the first supporting frame is arranged at the upper end of one side of the base; the second supporting frame is arranged at the upper end of the other side of the base, and the horizontal height of the upper end of the first supporting frame is larger than that of the upper end of the second supporting frame; and one end of the vehicle door simulation device is rotatably connected with the upper end of the first support frame, and the other end of the vehicle door simulation device is close to or far away from the upper end of the second support frame in a swinging manner. Through application of the durability test bench, the durability test bench is especially suitable for test work of a stay bar mechanism of an automobile tail door, can complete rapid and stable installation of the stay bar mechanism, is beneficial to improvement of test accuracy, and occupies a small space. And the vehicle door load can be flexibly adjusted according to different test conditions, so that the test efficiency is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile accessory testing, and particularly relates to a bench for durability test. BACKGROUND

[0002] At present, in the automobile manufacturing industry, the stay rod mechanism at the automobile tail door is a key component connecting the tail door and the vehicle body, and its performance directly affects the stability, durability and noise control of the tail door during opening and closing and many other aspects. Therefore, comprehensive performance testing of the stay rod mechanism of the automobile is an important link to ensure the quality of automobile products.

[0003] The traditional stay rod mechanism testing device often has many limitations: on the one hand, the traditional testing equipment is relatively inconvenient when installing the stay rod, and the stability of the stay rod after installation is poor, which can easily cause inaccurate problems in testing. On the other hand, when simulating the load of the vehicle door, the traditional testing equipment usually directly uses a prefabricated whole vehicle door load, which is difficult to adjust flexibly when the load changes, and only the whole vehicle door load can be replaced with a new specification. SUMMARY

[0004] Therefore, in order to solve the above problems, the purpose of the utility model is to provide a bench for durability test, which is suitable for stay rod mechanism, comprising:

[0005] The base is supported on the ground;

[0006] The first support frame is arranged at the upper end of one side of the base;

[0007] The second support frame is arranged at the upper end of the other side of the base, and the horizontal height of the upper end of the first support frame is greater than that of the upper end of the second support frame;

[0008] The vehicle door simulation device is rotatably connected to the upper end of the first support frame at one end, and the other end of the vehicle door simulation device is swingably close to or away from the upper end of the second support frame;

[0009] The upper end of the first support frame has at least a first mounting position, the vehicle door simulation device has at least a second mounting position, and the two ends of the stay rod mechanism are detachably connected to the first mounting position and the second mounting position.

[0010] In another preferred embodiment, the vehicle door simulation device comprises at least a simulation frame, one end of the simulation frame is rotatably connected to the upper end of the first support frame, and the lower part of the other end of the simulation frame forms the second mounting position.

[0011] In another preferred embodiment, the vehicle door simulation device further comprises a counterweight frame and at least one counterweight block, the counterweight frame is arranged on the upper portion of the other end of the simulation frame, and the counterweight block is mounted on the counterweight frame.

[0012] In another preferred embodiment, the counterweight block is arranged in a round pie structure, a mounting hole is formed in the center of the counterweight block, and the counterweight block is sleeved on the counterweight frame through the mounting hole.

[0013] In another preferred embodiment, at least one buffer block is further included, the buffer block is arranged on the upper end of the second support frame, and the vehicle door simulation device is movably arranged against the buffer block.

[0014] In another preferred embodiment, a fixing block, a lock catch and a tail gate lock are further included, the tail gate lock is detachably mounted on the vehicle door simulation device, the fixing block is arranged on the second support frame, the lock catch is mounted on the fixing block, the tail gate lock is mounted on the vehicle door simulation device, and the tail gate lock is matched with the lock catch.

[0015] In another preferred embodiment, at least one mounting block is further included, the mounting block is arranged on the first support frame, and the first mounting position is formed on the mounting block.

[0016] In another preferred embodiment, the first support frame comprises a main frame body and a secondary frame body, the secondary frame body is arranged on the upper end of the main frame body, the main frame body and the secondary frame body are arranged in a convex structure together, the vehicle door simulation device is rotatably connected with the upper end of the secondary frame body, and the mounting block is arranged on the secondary frame body.

[0017] In another preferred embodiment, the lower portion of the main frame body is provided with a connecting frame, the connecting frame is arranged in an extending manner along the horizontal direction, the upper portion of the second support frame extends towards the side close to the first support frame and is formed with at least one extending frame, and the extending frame is supported on the upper end of the connecting frame.

[0018] In another preferred embodiment, the number of the supporting rod mechanism, the first mounting position and the second mounting position is two.

[0019] The utility model discloses the above technical scheme is adopted, and compared with prior art has the positive effect that:

[0020] The utility model discloses a kind of durability test bench, especially applicable to the test work of the stay bar mechanism of automobile tail door, can complete the quick stable installation of stay bar mechanism, it is favorable to the improvement of test accuracy, and small space is occupied;And the utility model can flexibly adjust door load according to different test conditions, further improve test efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 It is the first schematic view of a kind of durability test bench of the utility model;

[0022] Fig. 2 It is the second schematic view of a kind of durability test bench of the utility model;

[0023] Fig. 3 It is the third schematic view of a kind of durability test bench of the utility model.

[0024] In the drawings:

[0025] 1, base;2, first support frame;3, second support frame;4, door simulation device;5, first installation site;6, second installation site;7, simulation frame;8, counterweight frame;9, counterweight block;10, mounting hole;11, buffer block;12, fixed block;13, mounting block;14, main frame body;15, vice frame body;16, connecting frame;17, extension frame. DETAILED DESCRIPTION

[0026] The technical solutions of the utility model will be described clearly and completely in conjunction with the drawings, obviously, the described embodiment is a part of the embodiment of the utility model, not all embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0027] In the description of the utility model, it needs to be understood that the orientation or position relationship indicated by "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "horizontal", "vertical" and the like is based on the orientation or position relationship shown in the drawing, only for the convenience of describing the utility model, and it is not indicated or implied that the indicated device or element must have a particular orientation, so it cannot be understood as the limitation of the utility model.

[0028] It needs to be specially stated that "horizontal", "vertical" in the utility model are all used to explain approximate position relationship, and not strict "horizontal plane" or "vertical plane".

[0029] For example, Figs. 1 to 3As shown, a bench for durability test of a preferred embodiment is suitable for a strut mechanism, comprising: a base 1 supported on the ground; a first support frame 2 arranged at the upper end of one side of the base 1; a second support frame 3 arranged at the upper end of the other side of the base 1, the horizontal height of the upper end of the first support frame 2 is greater than that of the upper end of the second support frame 3; a door simulation device 4, one end of which is rotatably connected to the upper end of the first support frame 2, and the other end of which is swingably close to or away from the upper end of the second support frame 3; wherein the upper end of the first support frame 2 has at least a first mounting position 5, and the door simulation device 4 has at least a second mounting position 6, and the two ends of the strut mechanism are detachably connected with the first mounting position 5 and the second mounting position 6 respectively. Further, the base 1 serves as the overall installation base of the durability test bench, the first support frame 2 serves as the installation part of the door simulation device 4 and the strut mechanism, and the second support frame 3 serves as the limiting part of the downward movement of the door simulation device 4; the worker can easily install and disassemble the strut mechanism according to actual needs, and when in use, the strut mechanism can be controlled to reciprocatingly lift and lower the door simulation device 4 to open and close the door simulation device 4 and collect corresponding test data.

[0030] Further, as a preferred embodiment, the door simulation device 4 at least comprises: a simulation frame 7, one end of which is rotatably connected to the upper end of the first support frame 2, and the other end of which has a second mounting position 6 formed at the lower part thereof.

[0031] Further, as a preferred embodiment, the simulation frame 7 is arranged in a whole convex structure along the length direction, which is welded by profile members, one end of the simulation frame 7 with smaller size is connected to the upper end of the first support frame 2, and the other end of the simulation frame 7 with larger size is used for connecting the strut mechanism.

[0032] Further, as a preferred embodiment, the second mounting position 6 is a hole structure formed on the simulation frame 7.

[0033] Further, as a preferred embodiment, the door simulation device 4 further comprises: a counterweight frame 8 and at least one counterweight block 9, the counterweight frame 8 is arranged at the upper part of the other end of the simulation frame 7, and the counterweight block 9 is installed on the counterweight frame 8. Further, the counterweight frame 8 is used for installing the counterweight block 9, and the counterweight block 9 installed on the counterweight frame 8 can be adjusted according to different counterweight requirements.

[0034] Further, as a preferred embodiment, the counterweight block 9 is arranged in a round pie structure, an installation hole 10 is formed at the center of the counterweight block 9, and the counterweight block 9 is sleeved on the counterweight frame 8 through the installation hole 10.

[0035] Further, as a preferred embodiment, the counterweight frame 8 is preferably in a columnar structure.

[0036] Further, as a preferred embodiment, at least one buffer block 11 is further included, the buffer block 11 is arranged at the upper end of the second support frame 3, and the door simulation device 4 is movably arranged against the buffer block 11. Further, the buffer block 11 is used to buffer the door simulation device 4 when it falls to simulate the closing action, so as to prevent the door simulation device 4 from colliding with the second support frame 3.

[0037] Further, as a preferred embodiment, the buffer block 11 is preferably made of flexible material as a whole or is provided with a flexible structure near the position of the door simulation device 4.

[0038] Further, as a preferred embodiment, the upper end of the buffer block 11 has a first inclined surface, which is preferably matched with the inclination of the lower surface of the door simulation device 4 in the closed position.

[0039] Further, as a preferred embodiment, a fixed block 12, a lock catch and a tailgate lock are further included, the tailgate lock is detachably mounted on the door simulation device 4, the fixed block 12 is arranged on the second support frame 3, the lock catch is mounted on the fixed block 12, the tailgate lock is mounted on the door simulation device 4, and the tailgate lock is matched with the lock catch. Further, when the door simulation device 4 performs the closing or opening action, the tailgate lock and the lock catch can be locked and unlocked correspondingly to truly simulate the working of the automobile tailgate.

[0040] Further, as a preferred embodiment, a controller is further included, which is used to control the corresponding working of the tailgate lock and the lock catch, so as to facilitate the automatic performance of the reciprocating test.

[0041] Further, as a preferred embodiment, at least one mounting block 13 is further included, the mounting block 13 is arranged on the first support frame 2, and the first mounting position 5 is formed on the mounting block 13.

[0042] Further, as a preferred embodiment, the upper end of the mounting block 13 has a second inclined surface, which is preferably matched with the inclination of the lower surface of the door simulation device 4 in the closed position, and the first mounting position 5 is arranged on the second inclined surface.

[0043] Further, as a preferred embodiment, the first mounting position 5 on the mounting block 13 is preferably in a hole structure.

[0044] Further, as a preferred embodiment, the two ends of the supporting rod mechanism are preferably installed through fasteners or the like.

[0045] Further, as a preferred embodiment, the first support frame 2 comprises a main frame body 14 and a sub-frame body 15, the sub-frame body 15 is arranged at the upper end of the main frame body 14, the main frame body 14 and the sub-frame body 15 are arranged in a convex shape structure together, the door simulation device 4 is rotatably connected with the upper end of the sub-frame body 15, and the mounting block 13 is arranged on the sub-frame body 15.

[0046] Further, as a preferred embodiment, the lower part of the main frame body 14 is provided with a connecting frame 16, the connecting frame 16 is arranged in an extending mode along the horizontal direction, the upper part of the second support frame 3 extends towards the side close to the first support frame 2 and is formed with at least one extending frame 17, and the extending frame 17 is supported on the upper end of the connecting frame 16.

[0047] The above merely describes preferred embodiments of the present application, and is not intended to limit the implementation modes and protection scope of the present application.

[0048] Based on the above, the present application further has the following implementation modes:

[0049] In further embodiments of the present application, the number of the supporting rod mechanisms, the first mounting positions 5 and the second mounting positions 6 is two. Further, the two ends of each supporting rod mechanism are connected with a corresponding first mounting position 5 and a second mounting position 6 respectively.

[0050] In further embodiments of the present application, the two mounting blocks 13 are arranged on the two sides of the upper end of the main frame body 14 respectively, and each mounting block 13 is provided with a first mounting position 5.

[0051] In further embodiments of the present application, the two supporting rod mechanisms are arranged close to the two sides of the sub-frame body 15 respectively.

[0052] In further embodiments of the present application, the present application further comprises a noise testing device, which is arranged on the first support frame 2 or the second support frame 3 to collect corresponding noise data in the testing process.

[0053] In further embodiments of the present application, the two buffering blocks 11 are arranged on the two sides of the upper end of the second support frame 3 respectively.

[0054] In further embodiments of the present application, the fixing block 12 is arranged between the two buffering blocks 11.

[0055] The above merely describes preferred embodiments of the present application, and is not intended to limit the implementation modes and protection scope of the present application. It should be realized by those skilled in the art that any equivalent replacement and obvious changes made according to the content of the present application should be included in the protection scope of the present application.

Claims

1. A test stand for durability testing, suitable for a strut mechanism, characterized in that The utility model relates to a vehicle door simulation device, which comprises: a base supported on the ground; a first support frame arranged at the upper end of one side of the base; a second support frame arranged at the upper end of the other side of the base, the upper end of the first support frame being higher than the upper end of the second support frame; a vehicle door simulation device rotatably connected to the upper end of the first support frame at one end and swingably close to or away from the upper end of the second support frame at the other end; wherein the upper end of the first support frame has at least a first mounting position, the vehicle door simulation device has at least a second mounting position, and the two ends of the supporting rod mechanism are detachably connected to the first and second mounting positions, respectively.

2. The durability test bench according to claim 1, characterized in that The vehicle door simulation device comprises at least a simulation frame, one end of which is rotatably connected to the upper end of the first support frame, and the lower part of the other end of the simulation frame is formed with the second mounting position.

3. The durability test bench of claim 2, wherein The vehicle door simulation device further comprises a counterweight frame arranged at the upper part of the other end of the simulation frame and at least one counterweight block mounted on the counterweight frame.

4. The durability test bench of claim 3, wherein The counterweight block is in the form of a round pie structure, a mounting hole is formed in the center of the counterweight block, and the counterweight block is sleeved on the counterweight frame through the mounting hole.

5. The durability test bench of claim 1, wherein Further comprising: at least one buffer block arranged at the upper end of the second support frame, and the vehicle door simulation device is movably arranged against the buffer block.

6. The durability test bench of claim 1, wherein Further comprising: a fixed block, a lock catch, and a tailgate lock, the tailgate lock being detachably mounted on the vehicle door simulation device, the fixed block being arranged on the second support frame, the lock catch being mounted on the fixed block, and the tailgate lock being mounted on the vehicle door simulation device, the tailgate lock being matched with the lock catch.

7. The durability test bench of claim 1, wherein Further comprising: at least one mounting block arranged on the first support frame, and the first mounting position being formed on the mounting block.

8. The durability test bench of claim 7, wherein The first support frame comprises a main frame body and a secondary frame body arranged at the upper end of the main frame body, the main frame body and the secondary frame body are arranged in the form of a convex character, the vehicle door simulation device is rotatably connected to the upper end of the secondary frame body, and the mounting block is arranged on the secondary frame body.

9. The durability test bench of claim 8, wherein The lower part of the main frame body is provided with a connecting frame extending in the horizontal direction, the upper part of the second support frame extends towards the side close to the first support frame and is formed with at least one extension frame, and the extension frame is supported on the upper end of the connecting frame.

10. The durability test bench of claim 1, wherein, The number of the supporting rod mechanism, the first mounting position, and the second mounting position is two.

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