Testing device for front and rear bumpers of automobile

Abstract

The utility model relates to the technical field of bumper testing, and discloses a testing device for front and rear bumpers of an automobile, a mounting assembly is arranged at the top of a support, a testing assembly is arranged at the top of an arc-shaped seat, and the testing assembly is used for detecting the pressure resistance of the front and rear bumpers of the automobile; the two sliding seats are driven by the lead screw to move in the opposite or opposite directions on the mounting frame, so that the distance between the two mounting seats is adjusted, bumpers of different sizes can be mounted conveniently, and the practicability of the device is greatly improved; by pulling a limiting column upwards, a mounting seat can be pulled to move, so that the mounting seat drives a fixing column to be separated from the interior of a slot, the mounting seat can be disassembled, the mounting seat can be replaced so as to be matched with different types of bumpers for mounting, and the universality of the device is improved; and the sliding plate is pushed to move on the outer side of the arc-shaped sliding rail, so that the position of the hydraulic cylinder is adjusted, and different positions of the bumper can be tested.

Description

TECHNICAL FIELD

[0001] The utility model relates to bumper test technical field, concretely is a kind of automobile front and rear bumper testing device. BACKGROUND

[0002] With the high-speed development of automobile industry and the fierce competition in the automobile industry, new models appear continuously, and the development and manufacturing cycle of new automobile products is getting shorter and shorter, and the safety of automobile has become a problem that consumers and automobile manufacturing enterprises are more and more concerned about, and the automobile bumper, as a vehicle body component for absorbing and mitigating external impact force, its compression resistance plays a crucial role in protecting the vehicle body and personal safety.

[0003] In order to improve the practicability and universality of the testing device, and ensure that the test data is more comprehensive, the bumper needs to be tested at multiple angles, so as to facilitate the test of the bearing capacity of each position of the bumper, therefore, an automobile front and rear bumper testing device is proposed. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an automobile front and rear bumper testing device to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: an automobile front and rear bumper testing device, comprising

[0006] A support is fixedly connected at one end with an arc-shaped seat;

[0007] An installation assembly is arranged on the top of the support, and is used for fixing the automobile front and rear bumper, the top of the arc-shaped seat is provided with a testing assembly, and the testing assembly is used for detecting the compression resistance of the automobile front and rear bumper;

[0008] The installation assembly comprises a mounting bracket, a lead screw and two sliding seats, the mounting bracket is mounted on the top of the support, the lead screw is rotatably connected to the inner side of the mounting bracket, the two sliding seats are slidably connected to the outer side of the mounting bracket, the sliding seat is sleeved on the outer side of the lead screw, the two sliding seats are provided with mounting seats, one side of the mounting seat is provided with a mounting hole, and the inside of the sliding seat is provided with a replacement assembly.

[0009] As a preferred, the replacement assembly comprises a fixing column and a limiting column, one side of the sliding seat is provided with a slot, the fixing column is movably inserted into the inside of the slot, the mounting seat is fixedly connected to one end of the fixing column, the fixing column is provided with a insertion hole, and the top of the mounting seat is provided with a limiting hole.

[0010] As a preferred, one end of the limiting column is inserted into the inside of the limiting hole, and one end of the limiting column penetrates into the inside of the insertion hole.

[0011] As preferred, the outer side of the lead screw is provided with mutually opposite threaded segments, and the sliding seat is connected to the outer side of the lead screw by threads.

[0012] As preferred, one end of the lead screw extends to the outer side of one end of the mounting frame, and a hand wheel is fixedly connected to the one end of the lead screw.

[0013] As preferred, the test assembly comprises an arc-shaped sliding rail, a sliding plate and a hydraulic cylinder, the arc-shaped sliding rail is fixedly connected to the top of the arc-shaped seat, the sliding plate is slidingly connected to the outer side of the arc-shaped sliding rail, the hydraulic cylinder is installed on the top of the sliding plate, a pressure sensor is installed on the piston rod of the hydraulic cylinder, and one end of the pressure sensor is fixedly connected to a top block.

[0014] As preferred, a fixing bolt is threadedly connected to the top of the sliding plate, and one end of the fixing bolt abuts against the top of the arc-shaped sliding rail.

[0015] Compared with the prior art, the above technical scheme has the following technical effects: the two sliding seats are driven by the lead screw to move in opposite or same directions on the mounting frame, so that the distance between the two mounting seats is adjusted, thereby facilitating the installation of bumpers of different sizes, and greatly improving the practicability of the device; the mounting seat is pulled to move by pulling the limiting column upward, so that the mounting seat drives the fixing column to separate from the inside of the slot, thereby completing the disassembly of the mounting seat, the mounting seat can be replaced to facilitate the installation of bumpers of different types, and the versatility of the device is improved; the position of the hydraulic cylinder is adjusted by moving the sliding plate on the outer side of the arc-shaped sliding rail, thereby facilitating the testing of different positions of the bumper. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0017] Figure 1 is a structural schematic view of the present utility model;

[0018] Figure 2 is a structural schematic view of the arc-shaped seat of the present utility model;

[0019] Figure 3 is a structural schematic view of the top of the present utility model;

[0020] Figure 4 is a structural schematic view of the partial section of the present utility model; is a structural schematic view of the partial section of the present utility model;

[0021] Figure 5 For the Figure 4 A zone amplification structure schematic diagram.

[0022] Reference signs: 1, support; 2, arc seat; 3, mounting frame; 4, screw rod; 5, sliding seat; 6, mounting seat; 7, mounting hole; 8, hand wheel; 9, slot; 10, fixed column; 11, jack; 12, limiting hole; 13, limiting column; 14, arc slide rail; 15, sliding plate; 16, hydraulic cylinder; 17, pressure sensor; 18, top block; 19, fixing bolt. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] It should be understood that the structures, proportions, sizes, etc. shown in the drawings of the present application are only used to cooperate with the content disclosed in the specification, to enable those skilled in the art to understand and read, and are not used to limit the conditions of the application that can be implemented, so they do not have technical substantive significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effects and purposes that can be achieved by the present application, should still fall within the scope of the technical content disclosed by the present application.

[0025] EMBODIMENT

[0026] Please refer to Figures 1-5 The present application provides a technical scheme: a front and rear bumper testing device for an automobile, comprising a support 1, one end of the support 1 being fixedly connected with an arc-shaped seat 2; a mounting assembly, the mounting assembly being arranged on the top of the support 1, the mounting assembly being used for fixing the front and rear bumpers of the automobile, the top of the arc-shaped seat 2 being provided with a testing assembly, the testing assembly being used for detecting the compression resistance of the front and rear bumpers of the automobile.

[0027] The installation assembly is arranged, so that different sizes of bumpers can be installed, and the practicability of the device is greatly improved; the installation assembly comprises a mounting frame 3, a lead screw 4 and two sliding seats 5, the mounting frame 3 is installed on the top of the support 1, the lead screw 4 is rotatably connected to the inner side of the mounting frame 3, the two sliding seats 5 are slidably connected to the outer side of the mounting frame 3, the sliding seat 5 is sleeved on the outer side of the lead screw 4, the two sliding seats 5 are provided with mounting seats 6, one side of the mounting seat 6 is provided with a mounting hole 7, the inside of the sliding seat 5 is provided with a replacement assembly, the outer side of the lead screw 4 is provided with opposite threaded segments, the sliding seat 5 is threadedly connected to the outer side of the lead screw 4, one end of the lead screw 4 extends to the outer side of one end of the mounting frame 3, and one end of the lead screw 4 is fixedly connected with a hand wheel 8; the bumper is installed on one side of the mounting seat 6 by being screwed through the inside of the mounting hole 7, according to different types of bumpers, the lead screw 4 is driven to rotate in the mounting frame 3 by rotating the hand wheel 8, so that the lead screw 4 drives the two sliding seats 5 to move in opposite or same directions on the mounting frame 3, thereby adjusting the distance between the two mounting seats 6.

[0028] The replacement assembly is arranged, so that different types of bumpers can be matched and installed, and the versatility of the device is improved; the replacement assembly comprises a fixed column 10 and a limiting column 13, one side of the sliding seat 5 is provided with a slot 9, the fixed column 10 is movably inserted into the inside of the slot 9, the mounting seat 6 is fixedly connected to one end of the fixed column 10, the fixed column 10 is provided with a insertion hole 11, the top of the mounting seat 6 is provided with a limiting hole 12, one end of the limiting column 13 is inserted into the inside of the limiting hole 12, and one end of the limiting column 13 penetrates into the inside of the insertion hole 11; the limiting column 13 is pulled upwards, so that one end of the limiting column 13 is separated from the inside of the insertion hole 11, at this time, the mounting seat 6 can be pulled to move, the mounting seat 6 drives the fixed column 10 to separate from the inside of the slot 9, and the mounting seat 6 can be disassembled and replaced.

[0029] The test assembly is arranged, so that the compression resistance of the bumper at different positions can be tested; the test assembly comprises an arc-shaped sliding rail 14, a sliding plate 15 and a hydraulic cylinder 16, the arc-shaped sliding rail 14 is fixedly connected to the top of the arc-shaped seat 2, the sliding plate 15 is slidably connected to the outer side of the arc-shaped sliding rail 14, the hydraulic cylinder 16 is installed on the top of the sliding plate 15, a pressure sensor 17 is installed on the piston rod of the hydraulic cylinder 16, one end of the pressure sensor 17 is fixedly connected with a top block 18, the top of the sliding plate 15 is threadedly connected with a fixing bolt 19, and one end of the fixing bolt 19 abuts against the top of the arc-shaped sliding rail 14; the fixing bolt 19 is reversely rotated, so that one end of the fixing bolt 19 is separated from the top of the arc-shaped sliding rail 14, at this time, the sliding plate 15 can be pushed to move on the outer side of the arc-shaped sliding rail 14, so that the position of the hydraulic cylinder 16 is adjusted, so that the bumper at different positions is tested, and then the piston rod of the hydraulic cylinder 16 drives the pressure sensor 17 and the top block 18 to move, so that one side of the top block 18 abuts against the outer side of the bumper, and the bumper is tested.

[0030] The model of the pressure sensor 17 is QLLF-13-100T.

[0031] The working principle or structural principle is that before the compression resistance test of the front and rear bumpers, the bumpers are installed on one side of the mounting seat 6 through the inside of the mounting hole 7 by bolts, according to different types of bumpers, the screw rod 4 is driven to rotate in the inside of the mounting frame 3 by rotating the hand wheel 8, so that the two sliding seats 5 are driven to move in opposite or opposite directions on the mounting frame 3, thereby adjusting the distance between the two mounting seats 6, so as to install bumpers of different sizes, greatly improving the practicability of the device; at the same time, the limiting column 13 can be pulled upwards, so that one end of the limiting column 13 is separated from the inside of the insertion hole 11, at this time, the mounting seat 6 can be pulled to move, so that the mounting seat 6 drives the fixing column 10 to separate from the inside of the insertion slot 9, the disassembly of the mounting seat 6 can be completed, the mounting seat 6 can be replaced, so as to match different types of bumpers for installation, improve the versatility of the device.

[0032] When testing different positions of the bumper, the fixed bolt 19 is reversely rotated, so that one end of the fixed bolt 19 is separated from the top of the arc-shaped sliding rail 14, at this time, the sliding plate 15 can be pushed to move outside the arc-shaped sliding rail 14, so as to adjust the position of the hydraulic cylinder 16, so as to test different positions of the bumper, and then the piston rod of the hydraulic cylinder 16 drives the pressure sensor 17 and the top block 18 to move, so that one side of the top block 18 abuts against the outside of the bumper, so as to test the compression resistance of different positions of the bumper.

Claims

1. An automobile front and rear bumper testing device, characterized by: Comprising A support (1), one end of the support (1) is fixedly connected with an arc-shaped seat (2); An installation assembly is arranged on the top of the support (1), which is used for fixing the front and rear bumpers of the automobile, and the top of the arc-shaped seat (2) is provided with a test assembly for detecting the compression resistance of the front and rear bumpers of the automobile; The installation assembly comprises a mounting frame (3), a lead screw (4) and two sliding seats (5), the mounting frame (3) is mounted on the top of the support (1), the lead screw (4) is rotatably connected to the inner side of the mounting frame (3), the two sliding seats (5) are slidably connected to the outer side of the mounting frame (3), the sliding seat (5) is sleeved on the outer side of the lead screw (4), and the two sliding seats (5) are provided with mounting seats (6), one side of the mounting seat (6) is provided with a mounting hole (7), and the inside of the sliding seat (5) is provided with a replacement assembly.

2. The automobile front and rear bumper testing device according to claim 1, characterized in that: The replacement assembly comprises a fixed column (10) and a limiting column (13), one side of the sliding seat (5) is provided with a slot (9), the fixed column (10) is movably inserted into the inside of the slot (9), the mounting seat (6) is fixedly connected to one end of the fixed column (10), the fixed column (10) is provided with a plug hole (11), and the top of the mounting seat (6) is provided with a limiting hole (12).

3. The device according to claim 2, characterized in that: One end of the limiting column (13) is inserted into the inside of the limiting hole (12), and one end of the limiting column (13) penetrates into the inside of the plug hole (11).

4. The automobile front and rear bumper testing device according to claim 1, characterized in that: The outer side of the lead screw (4) is provided with thread segments opposite to each other, and the sliding seat (5) is connected to the outer side of the lead screw (4) through threads.

5. The automobile front and rear bumper testing device according to claim 1, characterized in that: One end of the lead screw (4) extends to the outside of one end of the mounting frame (3), and one end of the lead screw (4) is fixedly connected with a hand wheel (8).

6. The automobile front and rear bumper testing device according to claim 1, characterized in that: The test assembly comprises an arc-shaped sliding rail (14), a sliding plate (15) and a hydraulic cylinder (16), the arc-shaped sliding rail (14) is fixedly connected to the top of the arc-shaped seat (2), the sliding plate (15) is slidably connected to the outer side of the arc-shaped sliding rail (14), the hydraulic cylinder (16) is mounted on the top of the sliding plate (15), the piston rod of the hydraulic cylinder (16) is provided with a pressure sensor (17), and one end of the pressure sensor (17) is fixedly connected with a top block (18).

7. The device according to claim 6, characterized in that: The top of the sliding plate (15) is connected with a fixed bolt (19) through threads, and one end of the fixed bolt (19) abuts against the top of the arc-shaped sliding rail (14).

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