Passenger car top compressive strength and side door strength test auxiliary device

Abstract

The utility model belongs to the technical field of automobile detection, and particularly relates to a passenger car top compressive strength and side door strength test auxiliary device which comprises a test platform, the two ends of the test platform are respectively provided with a pier, a supporting plate is arranged on the test platform between the two piers, and the bottom of the supporting plate is provided with a front-back moving assembly. A moving plate is arranged at the upper end of the supporting plate, a left-right moving assembly is arranged between the supporting plate and the moving plate, a plurality of lifting assemblies are arranged on the supporting plate in a rectangular shape, the lifting assemblies penetrate through the moving plate, the upper ends of the lifting assemblies are flush with the upper end of the moving plate, and two baffles are fixedly installed on the right side of the moving plate. The beneficial effects of the utility model are that through the arrangement of the front-back moving assembly and the left-right moving assembly, workers can conveniently and rapidly adjust the position of a tested vehicle, the test efficiency is improved, the test time is saved, the operation is very simple, and the safety is relatively high.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile detection, in particular to an auxiliary device for testing the compressive strength of the top of a passenger car and the strength of a side door. Background Art

[0002] The top compression strength test and side door strength test of passenger cars are the necessary test processes for enterprises to produce prototypes. Through strict test tests, the protection of passengers on the car is checked to ensure the safe driving of drivers and passengers. In the past, the top compression strength test of passenger cars required a forklift to lift the vehicle, and then the test personnel aligned the frame to place the support blocks, and then installed the tire block, which was time-consuming and had great safety hazards. In addition, when doing the side door strength test, the tire block must be removed first, and then the support block must be removed. The process is cumbersome, time-consuming, labor-intensive, and inefficient. Utility Model Content

[0003] The purpose of the utility model is to provide a passenger car top compression strength and side door strength test auxiliary device in order to solve the above problems.

[0004] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0005] An auxiliary device for testing the compressive strength of the top of a passenger car and the strength of a side door, comprising a test platform, piers are respectively arranged at both ends of the test platform, a support plate is arranged on the test platform between the two piers, a front-rear moving component is arranged at the bottom of the support plate, a moving plate is arranged at the upper end of the support plate, a left-right moving component is arranged between the support plate and the moving plate, a plurality of lifting components are arranged in a rectangular shape on the support plate, the lifting components pass through the moving plate and the upper end of the lifting components is flush with the upper end of the moving plate, and two baffles are fixedly installed on the right side of the moving plate;

[0006] The forward and backward moving assembly includes two first slide rails fixed in parallel on the upper end of the test platform, a first sliding block slidably installed inside the first slide rails is fixed on the bottom of the support plate, a first lubricating oil circuit is arranged on the first slide rail, a first hydraulic push rod is arranged in parallel between the two first slide rails, one end of the first hydraulic push rod is fixedly connected to the bottom of the support plate, and the other end of the first hydraulic push rod is fixedly connected to the test platform.

[0007] Preferably, the left and right moving assembly includes two second slide rails fixed in parallel to the upper end of the support plate, a second slider slidably installed in the second slide rails is fixed to the bottom of the moving plate, a second lubricating oil circuit is provided on the second slide rail, a second hydraulic push rod is provided between the two second slide rails, one end of the second hydraulic push rod is fixedly connected to the bottom of the moving plate, and the other end of the second hydraulic push rod is fixedly connected to the top of the support plate.

[0008] Preferably, the lifting assembly includes a plurality of through grooves opened on the movable plate, and the plurality of through grooves are distributed in a rectangular shape. The lifting cylinder arranged in the through grooves is fixedly installed on the top of the support plate. The lifting cylinder includes a cylinder body and a telescopic cylinder slidably connected to the cylinder body. A lifting cylinder is fixed inside the cylinder body, and the top of the lifting cylinder is fixedly connected to the telescopic cylinder. A lubricating oil port is arranged between the cylinder body and the telescopic cylinder.

[0009] Preferably, an arc-shaped groove is provided at the center of the top of the telescopic cylinder, and the wheel of the vehicle to be tested is located on the groove.

[0010] Preferably, the baffle is arranged on the movable plate on the right side of the through slot.

[0011] Preferably, a plurality of support blocks are arranged on the movable plate between the through slot at the front side and the through slot at the rear side, and the support blocks are distributed in a rectangular shape and are detachable.

[0012] The beneficial effects are as follows: the utility model provides an auxiliary device for testing the roof compressive strength and side door strength of a passenger car, adopts a common slide rail slider form, and realizes the spatial position adjustment of the tested vehicle by designing a two-layer platform. During the test process, the front and rear devices are first moved to make the vehicle reach the required test position in the front and rear directions, and then the left and right moving devices are moved. This arrangement is convenient for staff to quickly adjust the position of the tested vehicle, improve test efficiency, save test time, and is very simple to operate with high safety. By setting support blocks and lifting components, it is avoided that staff members have to remove the tires of the tested vehicle again, which can make the preparation process before the vehicle test simpler, and the overall installation and disassembly is more convenient, saving time and effort, easy to expand functions, maintenance and repair are also more convenient, and the test efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0014] Figure 1 It is a left view of a passenger car roof compressive strength and side door strength test auxiliary device described in the utility model;

[0015] Figure 2 It is a rear view of a passenger car roof compressive strength and side door strength test auxiliary device according to the utility model;

[0016] Figure 3It is a schematic diagram of the internal structure of the front and rear moving components of a passenger car top compressive strength and side door strength test auxiliary device described in the utility model;

[0017] Figure 4 It is a partial top view of a moving plate of an auxiliary device for testing the compressive strength of the roof of a passenger car and the strength of a side door described in the utility model.

[0018] The following are the descriptions of the reference numerals:

[0019] 1. Test platform; 11. First slide rail; 2. Pier; 3. Support plate; 31. First slider; 32. First lubricating oil circuit; 4. Moving plate; 41. Second slider; 42. Baffle; 43. Fixing hole; 5. Second slide rail; 51. Second lubricating oil circuit; 6. First hydraulic push rod; 7. Cylinder; 71. Telescopic cylinder; 72. Lifting cylinder; 73. Groove; 8. Second hydraulic push rod; 9. Support block; 10. Vehicle under test; 101. Test force loading point. DETAILED DESCRIPTION

[0020] The following is a further explanation of the technical solution of the utility model in conjunction with the accompanying drawings:

[0021] like Figure 1-Figure 4 As shown, an auxiliary device for testing the compressive strength of the roof and the side door strength of a passenger car comprises a test platform 1, and steep-slope piers 2 are fixedly installed at both ends of the test platform 1, so that it is convenient for the vehicle 10 to be tested to move to the top of the test device. A support plate 3 is arranged on the test platform 1 between the two piers 2, a front and rear moving component is arranged at the bottom of the support plate 3, a moving plate 4 is arranged at the upper end of the support plate 3, a left and right moving component is arranged between the support plate 3 and the moving plate 4, four lifting components are arranged in a rectangular shape on the support plate 3, the lifting components pass through the moving plate 4 and the upper end of the lifting components is flush with the upper end of the moving plate 4, and two baffles 42 are fixedly installed on the right side of the moving plate 4.

[0022] The forward and backward moving assembly includes two first slide rails 11 fixed in parallel at the upper end of the test platform 1, the two first slide rails 11 are parallel to the midline of the length of the test platform 1, a first slider 31 is slidably installed inside the first slide rail 11, the first slider 31 is fixed to the bottom of the support plate 3, the first slider 31 can be a long strip as a whole, or can be divided into two small rectangular shapes, a first lubricating oil circuit 32 is arranged on the first slide rail 11, a first hydraulic push rod 6 is arranged between the two first slide rails 11, the first hydraulic push rod 6 is parallel to the two first slide rails 11, the first hydraulic push rod 6 is located in the middle position of the lower end of the support plate 3, one end of the first hydraulic push rod 6 is fixedly connected to the bottom of the support plate 3, and the other end of the first hydraulic push rod 6 is fixedly connected to the test platform 1.

[0023] The left and right moving components include two second slide rails 5 fixed in parallel to the upper end of the support plate 3, the two first slide rails 11 are parallel to the center line of the width of the test platform 1, a second slider 41 is slidably installed in the second slide rail 5, the second slider 41 is fixed to the bottom of the moving plate 4, a second lubricating oil circuit 51 is arranged on the second slide rail 5, a second hydraulic push rod 8 is installed between the two second slide rails 5, the second hydraulic push rod 8 is arranged parallel to the two second slide rails 5, one end of the second hydraulic push rod 8 is fixedly connected to the bottom of the moving plate 4, and the other end of the second hydraulic push rod 8 is fixedly connected to the top of the support plate 3.

[0024] The lifting assembly includes four through slots opened on the moving plate 4, and the four through slots are distributed on the moving plate 4 in a rectangular shape. A lifting cylinder is fixedly installed in the through slots. The lifting cylinder includes a cylinder body 7 and a telescopic cylinder 71 slidably connected to the cylinder body 7. A lifting cylinder 72 is fixed inside the cylinder body 7. The bottom of the cylinder body 7 is fixedly installed on the top of the support plate 3. The top of the lifting cylinder 72 is fixedly connected to the telescopic cylinder 71. A lubricating oil port is provided between the cylinder body 7 and the telescopic cylinder 71. The lubricating oil port is connected to the first lubricating oil circuit 32 and the second lubricating oil circuit 51 through pipelines. The lubricating grease system is connected, the lifting cylinder 72 is connected to the first hydraulic push rod 6 and the second hydraulic push rod 8 through pipelines and are connected to the control device. An arc-shaped groove 73 is arranged at the center position of the top of the telescopic cylinder 71, and the wheel of the tested vehicle 10 is located on the groove 73. The baffle 42 is arranged on the movable plate 4 at the right through groove, and the baffle 42 is located on the right side of the groove 73. Four support blocks 9 are arranged on the movable plate 4 between the front through groove and the rear through groove. The support blocks 9 are distributed in a rectangular shape, and the support blocks 9 are detachable at the upper end of the movable plate 4.

[0025] Working principle: In this example, after all parts are assembled, the top compression test of the passenger car is started. The car is moved to the test auxiliary device using the pier 2. A tester starts to operate the console. First, the front and rear moving devices are adjusted. The first hydraulic push rod 6 is extended to drive the support plate 3 to move. The support plate 3 mobilizes the first slider 31 to move on the first slide rail 11. When the tested vehicle 10 is adjusted to a suitable position, the left and right devices are adjusted. The control device starts the second hydraulic push rod 8. The second hydraulic push rod 8 is extended to drive the moving plate 4 to move. The moving plate 4 mobilizes the second slider 41 to move on the second slide rail 5. When the tested vehicle 10 is adjusted to a suitable position, the left and right devices are adjusted. After reaching the appropriate position, stop extending the second hydraulic push rod 8. Finally, adjust the height of the tested vehicle 10 through the up-and-down moving device. The control device starts the hydraulic cylinder, which drives the telescopic cylinder 71 to extend. The telescopic cylinder 71 lifts the wheel hub of the car. After it is lifted to the appropriate position, stop the control device operation, start installing the support block 9 and the baffle 42, and retract the up-and-down moving device after installation. Then the vehicle is in a suspended state, and the loading test is started at the test force loading point 101 at the upper end of the vehicle. After the top compression test is completed, support the tested vehicle 10 through the control device, remove the support block 9, reset the up-and-down device, and start loading the passenger car side door strength test.

[0026] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A passenger car roof compressive strength and side door strength test auxiliary device, comprising a test platform (1), characterized in that: The two ends of the test platform (1) are respectively provided with piers (2); a support plate (3) is provided on the test platform (1) between the two piers (2); a forward and backward moving component is provided at the bottom of the support plate (3); a moving plate (4) is provided at the upper end of the support plate (3); a left and right moving component is provided between the support plate (3) and the moving plate (4); a plurality of lifting components are provided in a rectangular shape on the support plate (3); the lifting components pass through the moving plate (4) and the upper ends of the lifting components are flush with the upper ends of the moving plate (4); and two baffles (42) are fixedly mounted on the right side of the moving plate (4); The forward and backward moving assembly comprises two first slide rails (11) fixed in parallel to the upper end of the test platform (1); a first sliding block (31) slidably mounted inside the first slide rails (11) is fixed to the bottom of the support plate (3); a first lubricating oil circuit (32) is provided on the first slide rails (11); a first hydraulic push rod (6) is provided in parallel between the two first slide rails (11); one end of the first hydraulic push rod (6) is fixedly connected to the bottom of the support plate (3); and the other end of the first hydraulic push rod (6) is fixedly connected to the test platform (1).

2. The auxiliary device for testing the top compressive strength and side door strength of a passenger car according to claim 1, characterized in that: The left-right moving assembly comprises two second slide rails (5) fixed in parallel to the upper end of the support plate (3); a second sliding block (41) slidably mounted in the second slide rails (5) is fixed to the bottom of the moving plate (4); a second lubricating oil circuit (51) is provided on the second slide rails (5); a second hydraulic push rod (8) is provided between the two second slide rails (5); one end of the second hydraulic push rod (8) is fixedly connected to the bottom of the moving plate (4); and the other end of the second hydraulic push rod (8) is fixedly connected to the top of the support plate (3).

3. The auxiliary device for testing the top compressive strength and side door strength of a passenger car according to claim 2, characterized in that: The lifting assembly comprises a plurality of through slots formed on the movable plate (4), the plurality of through slots being distributed in a rectangular shape, a lifting cylinder arranged in the through slots being fixedly mounted on the top of the support plate (3), the lifting cylinder comprising a cylinder body (7), a telescopic cylinder (71) slidably connected to the cylinder body (7), a lifting cylinder (72) being fixed inside the cylinder body (7), the top of the lifting cylinder (72) being fixedly connected to the telescopic cylinder (71), and a lubricating oil port being arranged between the cylinder body (7) and the telescopic cylinder (71).

4. The auxiliary device for testing the top compressive strength and side door strength of a passenger car according to claim 3, characterized in that: An arc-shaped groove (73) is provided at the center of the top of the telescopic cylinder (71), and the wheel of the tested vehicle (10) is located on the groove (73).

5. The auxiliary device for testing the top compressive strength and side door strength of a passenger car according to claim 4, characterized in that: The baffle plate (42) is arranged on the movable plate (4) on the right side of the through slot.

6. The auxiliary device for testing the top compressive strength and side door strength of a passenger car according to claim 5, characterized in that: A plurality of support blocks (9) are arranged on the movable plate (4) between the through slot at the front side and the through slot at the rear side, and the support blocks (9) are distributed in a rectangular shape and are detachable.

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