Test tool

Abstract

The utility model discloses a test tool comprising a test platform and a driving member, the driving member is connected with the test platform, and the driving member is suitable for driving the test platform to vibrate; the device comprises a test platform, a first support and a second support, the first support and the second support are oppositely arranged in a first direction, the relative positions of the first support and the second support in the first direction are adjustably fixed on the test platform, one end, facing the second support, of the first support is provided with a test installation part, and the other end, facing the second support, of the first support is provided with a test groove. The testing installation part is used for installing an elastic part, and one end, facing the first support, of the second support is provided with an opponent installation part which is used for installing an opponent part. According to the test tool provided by the utility model, the use condition of the elastic piece on the vehicle can be simulated, whether the permanent deformation resistance and the wear resistance of the elastic piece meet the use requirements of the vehicle or not is verified, and the development difficulty of the vehicle is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle technical field especially is related to a test tool. BACKGROUND

[0002] Many elastic members are installed between parts on a vehicle, and the elastic members abut against the parts to seal or dampen. During use of the vehicle, the vehicle vibrates, and the elastic members and the parts are continuously pressed and rubbed, which may permanently deform or wear the elastic members. Therefore, the elastic members need to be verified before mass production of the vehicle. SUMMARY

[0003] The utility model discloses at least solve one of the prior art technical problems. To this end, the utility model provides a test tool, the test tool can verify whether the permanent deformation resistance and wear resistance of the elastic member meet the use requirements of the vehicle.

[0004] According to the test tool of the utility model, it comprises: test platform and drive piece, drive piece is connected with test platform, drive piece is suitable for driving test platform vibration;First support and second support, first support and second support are oppositely arranged in the first direction, first support and second support are adjustably fixed on test platform in the first direction, one end of first support towards second support is equipped with test installation piece, test installation piece is used for installing elastic member, one end of second support towards first support is equipped with counter installation piece, counter installation piece is used for installing counter piece.

[0005] According to the test tool of the utility model, the use conditions of the elastic member on the vehicle can be simulated, and whether the permanent deformation resistance and wear resistance of the elastic member meet the use requirements of the vehicle can be verified, thereby reducing the development difficulty of the vehicle.

[0006] According to some embodiments of the utility model, the test tool further comprises: a first base, the first base is fixedly connected with the test platform, a first sliding groove extending in the first direction is formed on the first base, a first sliding block is arranged on the first support, and the first sliding block is adjustably fixed in the first sliding groove in the first direction.

[0007] According to some embodiments of the utility model, a plurality of first fixing holes penetrating the side wall of the first sliding groove in the thickness direction are formed on the side wall of the first sliding groove, and the plurality of first fixing holes are arranged at intervals in the first direction, the test tool further comprises: a first fixing member, the first fixing member is detachably fixed in the first fixing hole, and the first fixing member abuts against the first sliding block through the first fixing hole.

[0008] According to some embodiments of the present application, the test tool further comprises a second base fixedly connected with the test platform, a second sliding groove extending in the first direction is formed on the second base, a second sliding block is arranged on the second support, and the second sliding block is adjustably fixed in the second sliding groove in the first direction.

[0009] According to some embodiments of the present application, a plurality of second fixing holes penetrating the sidewall of the second sliding groove in the thickness direction are formed on the sidewall of the second sliding groove, the second fixing holes are arranged at intervals in the first direction, and the test tool further comprises a second fixing member which is detachably fixed in the second fixing hole and abuts against the second sliding block through the second fixing hole.

[0010] According to some embodiments of the present application, the shape of the first sliding block is adapted to the shape of the first sliding groove, and the width of the first sliding groove gradually decreases in the direction from bottom to top; and / or, the shape of the second sliding block is adapted to the shape of the second sliding groove, and the width of the second sliding groove gradually decreases in the direction from bottom to top.

[0011] According to some embodiments of the present application, a first clamping portion is arranged on the elastic member, the test mounting member comprises a first mounting member which is clamped and connected with the first clamping portion; and / or, a first positioning hole is formed on the elastic member, the test mounting member comprises a first positioning member, a second positioning hole is formed on the first positioning member, and the test tool further comprises a first positioning pin which is fitted in the first positioning hole and the second positioning hole.

[0012] According to some embodiments of the present application, a second clamping portion is arranged on the counter member, the counter mounting member comprises a second mounting member which is clamped and connected with the second clamping portion; and / or, a third positioning hole is formed on the counter member, the counter mounting member comprises a second positioning member, a fourth positioning hole is formed on the second positioning member, and the test platform further comprises a second positioning pin which is fitted in the third positioning hole and the fourth positioning hole.

[0013] According to some embodiments of the present application, the test tool further comprises a measuring member and a connecting assembly, the connecting assembly is connected between the measuring member and the test platform, the measuring member is used for measuring the size of the elastic member in the first direction, and the connecting assembly is configured to be adapted to adjust the relative position and angle of the measuring member and the elastic member.

[0014] According to some embodiments of the utility model, connecting base, first bolt and first connecting rod, the connecting base is located in the side of first support perpendicular to the first direction, the side of connecting base away from first support forms first threaded hole, the upper side of connecting base forms the adjusting hole communicated with first threaded hole, the lower end of first connecting rod forms second threaded hole, the lower end of first connecting rod passes through adjusting hole, and first threaded hole and second threaded hole are opposite, first bolt passes through first threaded hole and second threaded hole in turn to make first connecting rod connect with connecting base, second connecting rod and second bolt, the upper end of first connecting rod forms third threaded hole, the lower end of second connecting rod forms fourth threaded hole, second bolt passes through third threaded hole and is fixed in fourth threaded hole to make second connecting rod connect with first connecting rod, clamping connecting rod and third bolt, the upper end of second connecting rod forms fifth threaded hole, the lower end of clamping connecting rod forms sixth threaded hole, third threaded hole is fixed in sixth threaded hole to make clamping connecting rod connect with second connecting rod, and the measuring piece is clamped in the upper end of clamping connecting rod.

[0015] Additional aspects and advantages of the utility model will be partially given in the following description, some will become obvious from the following description, or be understood by the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the schematic diagram of test tool according to the utility model embodiments;

[0017] Figure 2 It is Figure 1 The explosion map of test tool shown in figure 1;

[0018] Figure 3 It is the explosion map of test tool, elastic piece and counter hand piece according to the utility model embodiments;

[0019] Figure 4 It is Figure 3 The schematic diagram of elastic piece shown in figure 2;

[0020] Figure 5 It is Figure 4 The enlarged view of A shown in figure 2;

[0021] Figure 6 It is Figure 4 The schematic diagram of counter hand piece shown in figure 3;

[0022] Figure 7 It is the schematic diagram of counter hand piece and counter hand mounting piece according to the utility model embodiments;

[0023] Figure 8 It isFigure 1 Another angle view of the test fixture shown in FIG. 1;

[0024] Figure 9 Figure 8 A schematic view of the first bracket, the first base, the connecting assembly and the measuring piece shown in FIG. 1;

[0025] Figure 10 A schematic view of the first bracket, the first base, the connecting assembly, the measuring piece and the elastic piece according to an embodiment of the present application;

[0026] Figure 11 Figure 10 Another angle view of the first bracket, the first base, the connecting assembly, the measuring piece and the elastic piece shown in FIG. 1;

[0027] Figure 12 Figure 8 A schematic view of the second bracket shown in FIG. 2;

[0028] Figure 13 A schematic view of the second bracket, the second base and the counter hand piece according to an embodiment of the present application;

[0029] Figure 14 Figure 13 Another angle view of the second bracket, the second base and the counter hand piece shown in FIG. 2;

[0030] Figure 15 Figure 13 A schematic view of the second base shown in FIG. 2;

[0031] Figure 16 Figure 1 A schematic view of the measuring piece and the connecting assembly shown in FIG. 3;

[0032] Figure 17 Figure 16 An enlarged view of B shown in FIG. 3.

[0033] Reference signs:

[0034] 100, test fixture;

[0035] 10, first bracket; 11, test mounting piece; 111, first mounting piece; 112, first positioning piece; 1121, second positioning hole; 12, first sliding block;

[0036] 20, second bracket; 21, counter hand mounting piece; 211, second mounting piece; 212, second positioning piece; 2121, fourth positioning hole; 213, second positioning pin; 22, second sliding block;

[0037] 30, first base; 31, first sliding groove; 32, first fixing hole; ​​​​​​​

[0038] 40, second base; 41, second sliding groove; 42, second fixing hole;

[0039] 50, measuring member;

[0040] 60, connecting assembly; 61, connecting base; 611, first bolt; 62, first connecting rod; 63, second connecting rod; 64, clamping connecting rod; 65, base fixing block;

[0041] 200, elastic member; 210, first clamping part; 220, first positioning hole;

[0042] 300, counter member; 310, second clamping part; 320, third positioning hole. DETAILED DESCRIPTION

[0043] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0044] Reference is made below to Figures 1-17 The test tool 100 according to the embodiments of the present application is described.

[0045] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 8 , the test tool 100 according to the embodiments of the present application comprises a test platform (not shown in the drawings), a driving member (not shown in the drawings), a first support 10 and a second support 20.

[0046] Specifically, the driving member is connected with the test platform, and the driving member is adapted to drive the test platform to vibrate. The first support 10 and the second support 20 are oppositely arranged in a first direction, and the first support 10 and the second support 20 are adjustably fixed on the test platform in the first direction. One end of the first support 10 towards the second support 20 is provided with a test mounting member 11, and the test mounting member 11 is used for mounting the elastic member 200. One end of the second support 20 towards the first support 10 is provided with a counter mounting member 21, and the counter mounting member 21 is used for mounting the counter member 300.

[0047] In the process of testing the elastic member 200 by using the test tool 100, first, the elastic member 200 is connected with the test mounting member 11, the elastic member 200 is mounted on the first support 10, the counter member 300 is connected with the counter mounting member 21, the counter member 300 is mounted on the second support 20, then the relative positions of the first support 10 and the second support 20 are adjusted, the elastic member 200 abuts against the counter member 300, then the driving member is opened, the vibration time and the vibration frequency are set, the driving member drives the test platform to vibrate, the test platform drives the first support 10 and the second support 20 to vibrate, so that the elastic member 200 and the counter member 300 are continuously pressed and rubbed, thereby the working condition of the elastic member 200 on the vehicle can be simulated, and the structure of the test tool 100 is relatively simple, so that the difficulty in the development process of the vehicle can be reduced.

[0048] After the vibration of the set time and the set number of times is completed, the size and the wear condition of the elastic member 200 are recorded, thereby the rapid verification of the elastic member 200 can be realized. The size of the elastic member 200 can be measured on the first support 10, or the elastic member 200 can be taken off from the first support 10 for measurement.

[0049] For example, the elastic member 200 can be a thermoplastic elastomer, the elastic member 200 is a rubber sleeve of a defrosting air duct of the vehicle, the size and the wear condition of the elastic member 200 are recorded once after the test platform vibrates 5000 times, and the verification of the elastic member 200 is completed after four times of recording.

[0050] The test tool 100 can simulate the working condition of the elastic member 200 on the vehicle, verify whether the permanent deformation resistance and the wear resistance of the elastic member 200 meet the use requirements of the vehicle, and reduce the development difficulty of the vehicle.

[0051] In some embodiments of the utility model, as shown in Figure 2 , Figure 9 , Figure 10 and Figure 11 , the test tool 100 further comprises a first base 30, the first base 30 is fixedly connected with the test platform, a first sliding groove 31 extending along a first direction is formed on the first base 30, a first sliding block 12 is arranged on the first support 10, and the first sliding block 12 is adjustably fixed in the first sliding groove 31 in the first direction.

[0052] During use of the test tool 100, the position of the first support 10 in the first sliding groove 31 can be adjusted, so as to adjust the relative position of the first support 10 and the second support 20, wherein the first sliding groove 31 can limit and guide the first sliding block 12 during adjustment of the position of the first sliding block 12 in the first sliding groove 31 by cooperation of the first sliding block 12 with the first sliding groove 31, so as to reduce the difficulty of adjustment of the position of the first support 10, and after the first sliding block 12 is fixed in the first sliding groove 31, the first sliding groove 31 can prevent displacement of the first sliding block 12 from multiple directions, so as to improve the stability of the first support 10 on the test platform.

[0053] Preferably, the first base 30 is connected with the test platform by bolt fixing.

[0054] In some embodiments of the utility model, as shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 8 and Figure 11 , a plurality of first fixing holes 32 penetrating the side wall of the first sliding groove 31 in the thickness direction are formed on the side wall of the first sliding groove 31, for example, the first fixing holes 32 can be two, three or four, and the plurality of first fixing holes 32 are arranged at intervals in the first direction, and the test tool 100 further comprises: a first fixing member, which is detachably fixed in the first fixing hole 32 and abuts against the first sliding block 12 through the first fixing hole 32.

[0055] During use of the test tool 100, when it is necessary to adjust the position of the first sliding block 12 in the first sliding groove 31, the first fixing member is first detached from the first fixing hole 32, then the first sliding block 12 is moved to a specified position, and subsequently the first fixing member is fixed in the first fixing hole 32 opposite to the first sliding block 12 and abuts against the first sliding block 12 through the first fixing hole 32, so as to achieve adjustable fixing of the first sliding block 12 in the first sliding groove 31 in the first direction, and the operation process is relatively simple. Preferably, the first fixing hole 32 is a threaded hole, and the first fixing member is a fastening bolt.

[0056] In some embodiments of the utility model, as shown in Figure 2 、 Figure 13 and Figure 14 , the test tool 100 further comprises: a second base 40, which is fixedly connected with the test platform, and a second sliding groove 41 extending in the first direction is formed on the second base 40, and the second support 20 is provided with a second sliding block 22, which is adjustably fixed in the second sliding groove 41 in the first direction.

[0057] During use of the test tool 100, the position of the second support 20 in the second sliding groove 41 can be adjusted, so as to adjust the relative position of the first support 10 and the second support 20, and meanwhile, the position of the first support 10 in the first sliding groove 31 can also be adjusted, so as to reduce the difficulty of abutting the elastic member 200 against the counter member 300. During adjustment of the position of the second sliding block 22 in the second sliding groove 41, the second sliding groove 41 can limit and guide the second sliding block 22, so as to reduce the difficulty of adjusting the position of the second support 20, and after the second sliding block 22 is fixed in the second sliding groove 41, the second sliding groove 41 can prevent displacement of the second sliding block 22 from multiple directions, so as to improve the stability of the second support 20 on the test platform.

[0058] Preferably, the second base 40 is connected to the test platform by bolt fixing.

[0059] In some embodiments of the utility model, as shown in Figure 1 , Figure 2 , Figure 3 , Figure 8 and Figure 14 , a plurality of second fixing holes 42 penetrating the side wall of the second sliding groove 41 in the thickness direction are formed on the side wall of the second sliding groove 41, for example, the second fixing holes 42 can be two, three or four, the plurality of second fixing holes 42 are arranged at intervals in the first direction, and the test tool 100 further comprises: a second fixing member, which is detachably fixed in the second fixing hole 42 and abuts against the second sliding block 22 through the second fixing hole 42.

[0060] During use of the test tool 100, when it is necessary to adjust the position of the second sliding block 22 in the second sliding groove 41, first, the second fixing member is detached from the second fixing hole 42, then the second sliding block 22 is moved to a specified position, and subsequently, the second fixing member is fixed in the second fixing hole 42 opposite to the second sliding block 22 and abuts against the second sliding block 22 through the second fixing hole 42, so as to adjustably fix the second sliding block 22 in the second sliding groove 41 in the first direction, and the operation process is relatively simple. Preferably, the second fixing hole 42 is a threaded hole, and the second fixing member is a fastening bolt.

[0061] In some embodiments of the utility model, as shown in Figure 9 , Figure 10 , the shape of the first sliding block 12 is adapted to the shape of the first sliding groove 31, and the width of the first sliding groove 31 gradually decreases in the direction from bottom to top. In this way, during vibration of the test platform, the first sliding groove 31 can prevent the first sliding block 12 from escaping from the opening above the first sliding groove 31, so as to improve the reliability of the connection between the first support 10 and the first base 30.

[0062] In some embodiments of the utility model, as shown in Figures 12-15 The shape of the second sliding block 22 is matched with the shape of the second sliding groove 41, and the width of the second sliding groove 41 gradually decreases in the direction from bottom to top. In this way, the second sliding groove 41 can prevent the second sliding block 22 from escaping from the opening above the second sliding groove 41 during the vibration of the test platform, thereby improving the reliability of the connection between the second support 20 and the second base 40.

[0063] In some embodiments of the utility model, as shown in Figure 2 、 Figure 4 、 Figure 5 、 Figure 9 and Figure 10 The first clamping part 210 is provided on the elastic member 200, and the test mounting member 11 comprises a first mounting member 111 which is clamped and connected with the first clamping part 210. The clamping and connecting operation is convenient, which can reduce the operation difficulty in the test process, and can realize the detachable connection between the elastic member 200 and the first mounting member 111. After the test is completed, the elastic member 200 can be detached for testing other elastic members 200.

[0064] In some embodiments of the utility model, as shown in Figure 2 、 Figure 4 、 Figure 5 、 Figure 9 and Figure 10 The first positioning hole 220 is formed on the elastic member 200, and the test mounting member 11 comprises a first positioning member 112 which is provided with a second positioning hole 1121. The test tool 100 further comprises a first positioning pin (not shown in the drawings) which is fitted into the first positioning hole 220 and the second positioning hole 1121.

[0065] During the installation of the elastic member 200 on the first support 10, the first positioning pin is first fitted into the first positioning hole 220 and the second positioning hole 1121 to position the elastic member 200 on the first support 10, and then the first mounting member 111 is clamped with the first clamping part 210 on the elastic member 200. In this way, the installation of the elastic member 200 on the first support 10 can be completed. By providing the first positioning hole 220, the second positioning hole 1121 and the first positioning pin, the elastic member 200 can be quickly positioned on the first support 10, the position accuracy of the elastic member 200 after installation is improved, and the first positioning pin can preliminarily fix the elastic member 200 on the first support 10, thereby reducing the difficulty of clamping the first mounting member 111 and the first clamping part 210.

[0066] In some embodiments of the utility model, as shown in Figure 2 、 Figure 6, Figure 7 , Figure 12 and Figure 13 As shown, the opponent component 300 is provided with a second snap-fit ​​portion 310, and the opponent mounting component 21 includes a second mounting component 211, which is snap-fitted to the second snap-fit ​​portion 310. The snap-fit ​​connection is convenient and can reduce the operational difficulty during the testing process. It also allows for a detachable connection between the opponent component 300 and the second mounting component 211. After the test is completed, the opponent component 300 can be removed and replaced with another opponent component 300 required for the test.

[0067] In some embodiments of this utility model, such as Figure 2 , Figure 6 , Figure 7 , Figure 12 and Figure 13 As shown, a third positioning hole 320 is formed on the opponent component 300, and the opponent mounting component 21 includes: a second positioning component 212, on which a fourth positioning hole 2121 is formed. The test platform also includes: a second positioning pin 213, which is engaged in the third positioning hole 320 and the fourth positioning hole 2121.

[0068] During the installation of the opponent component 300 onto the second bracket 20, the opponent component 300 is first positioned on the second bracket 20 by the cooperation of the second positioning pin 213 with the third positioning hole 320 and the fourth positioning hole 2121. Then, the second mounting part 211 is engaged with the second snap-fit ​​part 310 on the opponent component 300, thereby completing the installation of the opponent component 300 on the second bracket 20. By setting the third positioning hole 320, the fourth positioning hole 2121, and the second positioning pin 213, the opponent component 300 can be quickly positioned on the second bracket 20, improving the positional accuracy of the opponent component 300 after installation. Furthermore, the second positioning pin 213 can achieve initial fixation of the opponent component 300 on the second bracket 20, reducing the difficulty of engaging the second mounting part 211 and the second snap-fit ​​part 310.

[0069] In some embodiments of this utility model, such as Figure 1 , Figure 16 and Figure 17 As shown, the test fixture 100 also includes a measuring element 50 and a connecting assembly 60, the connecting assembly 60 being connected between the measuring element 50 and the test platform. The measuring element 50 is used to measure the dimension of the elastic element 200 in a first direction, and the connecting assembly 60 is configured to adjust the relative position and angle of the measuring element 50 and the elastic element 200.

[0070] After the elastic member 200 and the counter member 300 are installed, the relative position and angle of the measuring member 50 and the elastic member 200 are adjusted through the connecting assembly 60, the compression amount of the elastic member 200 or the gap between the elastic member 200 and the counter member 300 is measured through the measuring member 50, and after it is confirmed that the above parameters meet the requirements, the driving member is opened to make the test platform vibrate at a set frequency for a set time and times, and after the vibration of the test platform ends, the size of the elastic member 200 and the gap between the elastic member 200 and the counter member 300 are measured through the measuring member 50, so that the structural deformation data of the elastic member 200 after the vibration simulation test can be obtained.

[0071] The measuring member 50 is supported through the connecting assembly 60, compared with the case that the operator holds the measuring member 50, the measurement difficulty of the operator can be reduced, and the measurement accuracy can be improved, and preferably, the measuring member 50 is a multimeter.

[0072] In some embodiments of the utility model, as shown in Figure 2 、 Figure 16 and Figure 17 , the connecting assembly 60 comprises a connecting base 61, a first bolt 611, a first connecting rod 62, a second connecting rod 63, a second bolt, a clamping connecting rod 64 and a third bolt.

[0073] Specifically, the connecting base 61 is arranged on one side of the first support 10 in the direction perpendicular to the first direction, a first threaded hole is formed on the side of the connecting base 61 away from the first support 10, an adjusting hole is formed on the upper side of the connecting base 61 and communicates with the first threaded hole, a second threaded hole is formed on the lower end of the first connecting rod 62, the lower end of the first connecting rod 62 passes through the adjusting hole, and the first threaded hole and the second threaded hole are opposite, and the first bolt 611 passes through the first threaded hole and the second threaded hole in sequence to connect the first connecting rod 62 and the connecting base 61.

[0074] A third threaded hole is formed on the upper end of the first connecting rod 62, a fourth threaded hole is formed on the lower end of the second connecting rod 63, the second bolt passes through the third threaded hole and is fixed in the fourth threaded hole to connect the second connecting rod 63 and the first connecting rod 62. A fifth threaded hole is formed on the upper end of the second connecting rod 63, a sixth threaded hole is formed on the lower end of the clamping connecting rod 64, the third bolt passes through the fifth threaded hole and is fixed in the sixth threaded hole to connect the clamping connecting rod 64 and the second connecting rod 63, and the measuring member 50 is clamped on the upper end of the clamping connecting rod 64.

[0075] ​During the measurement using the measuring element 50, the first bolt 611 can be loosened, the relative angle of the first connecting rod 62 and the connecting base 61 is adjusted, and then the first bolt 611 is tightened to fix the first connecting rod 62 and the connecting base 61, so that the relative angle adjustment of the first connecting rod 62 and the connecting base 61 is realized; the second bolt can be loosened, the relative angle of the second connecting rod 63 and the first connecting rod 62 is adjusted, and then the second bolt is tightened to fix the first connecting rod 62 and the second connecting rod 63, so that the relative angle adjustment of the first connecting rod 62 and the second connecting rod 63 is realized; the third bolt can be loosened, the relative angle of the clamping connecting rod 64 and the second connecting rod 63 is adjusted, and then the third bolt is tightened to fix the clamping connecting rod 64 and the second connecting rod 63, so that the relative angle adjustment of the clamping connecting rod 64 and the second connecting rod 63 is realized. Thus, the relative position and angle adjustment of the measuring element 50 and the elastic element 200 can be realized.

[0076] Preferably, the connecting base 61 is fixed on the base fixing block 65, and the base fixing block 65 is connected with the first base 30 through a bolt.

[0077] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0078] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0079] In the utility model, unless another definite provision and limitation, the term " install " " link " " connect " " fixed " and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electric connection, also can be communication;Can be direct connection, also can pass through intermediate medium indirectly connect, can be two element internal communication or two element's mutual action relationship. For ordinary skilled person in the art, can understand the concrete meaning of above-mentioned term in the utility model according to specific circumstances.

[0080] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine the different embodiments or examples described in the present specification and the features of the different embodiments or examples without contradiction.

[0081] Although the embodiments of the present utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and purposes of the present utility model, and the scope of the present utility model is defined by the claims and their equivalents.

Claims

1. A testing fixture, characterized in that, include: A test platform and a drive unit, wherein the drive unit is connected to the test platform and is adapted to drive the test platform to vibrate; A first support and a second support are arranged opposite to each other in a first direction, and their relative positions in the first direction are adjustable and fixed to the test platform. The first bracket has a test mounting component at one end facing the second bracket, which is used to install an elastic component. The second bracket has a counter mounting component at one end facing the first bracket, which is used to install a counter component.

2. The test fixture according to claim 1, characterized in that, Also includes: A first base is fixedly connected to the test platform. A first groove extending along the first direction is formed on the first base. A first slider is provided on the first bracket. The position of the first slider in the first direction is adjustable and fixed in the first groove.

3. The test fixture according to claim 2, characterized in that, The first slide groove has a plurality of first fixing holes formed on its sidewall along the thickness direction, the plurality of first fixing holes being arranged at intervals in the first direction. The test fixture further includes a first fixing member, the first fixing member being detachably fixed in the first fixing hole, and the first fixing member passing through the first fixing hole and abutting against the first slider.

4. The test fixture according to claim 2, characterized in that, Also includes: The second base is fixedly connected to the test platform. A second groove extending along the first direction is formed on the second base. A second slider is provided on the second bracket. The position of the second slider in the first direction is adjustablely fixed in the second groove.

5. The test fixture according to claim 4, characterized in that, The second slide groove has a plurality of second fixing holes formed on its sidewall along the thickness direction, and the plurality of second fixing holes are arranged at intervals in the first direction. The test fixture further includes a second fixing member, which is detachably fixed in the second fixing hole and passes through the second fixing hole to abut against the second slider.

6. The test fixture according to claim 4, characterized in that, The shape of the first slider is adapted to the shape of the first groove, and the width of the first groove gradually decreases from bottom to top; and / or, The shape of the second slider is adapted to the shape of the second groove, and the width of the second groove gradually decreases from bottom to top.

7. The test fixture according to claim 1, characterized in that, The elastic element is provided with a first snap-fit ​​portion, and the test mounting component includes: a first mounting component, which is snap-fitted to the first snap-fit ​​portion; and / or... The elastic element has a first positioning hole, and the test mounting component includes a first positioning element with a second positioning hole formed thereon. The test fixture also includes a first positioning pin, which engages with the first positioning hole and the second positioning hole.

8. The test fixture according to claim 1, characterized in that, The opponent component is provided with a second snap-fit ​​portion, and the opponent mounting component includes: a second mounting component, the second mounting component being snap-fitted to the second snap-fit ​​portion; and / or... The opponent component has a third positioning hole, and the opponent mounting component includes a second positioning component with a fourth positioning hole formed thereon. The test platform also includes a second positioning pin, which engages with the third and fourth positioning holes.

9. The test fixture according to any one of claims 1-8, characterized in that, Also includes: A measuring element and a connecting assembly, the connecting assembly being connected between the measuring element and the test platform, the measuring element being used to measure the dimension of the elastic element in the first direction, and the connecting assembly being configured to adjust the relative position and angle of the measuring element and the elastic element.

10. The test fixture according to claim 9, characterized in that, The connection component includes: The system comprises a connecting base, a first bolt, and a first connecting rod. The connecting base is located on one side of the first support perpendicular to the first direction. A first threaded hole is formed on the side of the connecting base away from the first support. An adjustment hole communicating with the first threaded hole is formed on the upper side of the connecting base. A second threaded hole is formed at the lower end of the first connecting rod. The lower end of the first connecting rod passes through the adjustment hole, and the first threaded hole and the second threaded hole are opposite to each other. The first bolt passes through the first threaded hole and the second threaded hole in sequence to connect the first connecting rod to the connecting base. The second connecting rod and the second bolt are connected by a third threaded hole at the upper end of the first connecting rod and a fourth threaded hole at the lower end of the second connecting rod. The second bolt passes through the third threaded hole and is fixed in the fourth threaded hole to connect the second connecting rod with the first connecting rod. The clamping link and the third bolt are provided. The upper end of the second link has a fifth threaded hole, and the lower end of the clamping link has a sixth threaded hole. The third thread passes through the fifth threaded hole and is fixed in the sixth threaded hole to connect the clamping link with the second link. The measuring element is clamped at the upper end of the clamping link.

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