Device for detecting compressive strength of automobile front cross beam

Abstract

The utility model discloses an automobile front cross beam compressive strength detection device in the technical field of automobile front cross beams, which comprises an operation table, a support is mounted at the top of the operation table, a movable through hole is formed in the top of the support, a driving piece can perform multi-point compressive strength detection on a workpiece, and a conveying assembly can ascend and descend. The problems that when existing equipment is used for detecting the compressive strength of the workpieces, workpiece transferring and conveying operation is inconvenient, detection equipment cannot conveniently conduct multi-point downward pressing detection on the workpieces, the workpieces are usually extruded and clamped through a hydraulic cylinder in the existing equipment, and the detection efficiency is high are solved. The problems that a workpiece cannot be clamped and fixed in multiple directions, the workpiece is likely to deviate or shake, and the convenience and practicability of workpiece detection by equipment are affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automotive front cross beams, and specifically relates to a device for detecting the compressive strength of an automotive front cross beam. Background Technique

[0002] The automotive front cross beam is a transverse beam connecting the front end of the vehicle body and the left and right front longitudinal beams. Specifically, the front cross beam is located at the front of the vehicle, immediately behind the front bumper. It is part of the vehicle chassis and, together with the longitudinal beams,

[0003] constitute the overall framework of the vehicle. This framework is supported on the wheels through the suspension device and the front and rear axles, ensuring the stability and controllability of the vehicle. The main function of the front cross beam is to withstand and disperse the impact from the road surface, as well as support and fix key components such as the engine and transmission system. It must have sufficient strength and stiffness to withstand various loads during vehicle operation because its condition directly affects the safety performance and service life of the vehicle. During the production and processing of the automotive front cross beam, it is necessary to detect its compressive strength. Since the workpiece is heavy and inconvenient to transfer, it affects the convenience of the equipment for multi-point detection of the workpiece.

[0004] When the existing equipment detects the compressive strength of the workpiece, the operation of transferring and conveying the workpiece is relatively inconvenient, which is not convenient for the detection equipment to perform multi-point downward pressing detection on the workpiece. The existing equipment usually uses a hydraulic cylinder to squeeze and clamp the workpiece, and it cannot clamp and fix the workpiece from multiple directions, easily causing the workpiece to shift or shake, affecting the convenience and practicality of the equipment for detecting the workpiece. Therefore, those skilled in the art have provided a device for detecting the compressive strength of an automotive front cross beam to solve the problems raised in the above background technique. Content of the Utility Model

[0005] The purpose of the utility model is to provide a device for detecting the compressive strength of an automotive front cross beam to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A device for detecting the compressive strength of an automotive front cross beam, including an operating table, a support is installed on the top of the operating table, an activity through hole is opened on the top of the support, a driving part for adjustment is installed inside the activity through hole, the driving part includes a driving block installed inside the activity through hole, a first cylinder is connected to one side of the support, a first push rod is connected to one end of the first cylinder, a second cylinder is installed on the top of the driving block, a second push rod is connected to the bottom of the second cylinder, a pressing block is installed at the bottom of the second push rod, the driving block is slidably connected to the activity through hole, the first push rod is fixedly connected to the driving block, and the second push rod penetrates through the driving block and is movably connected;

[0007] The clamping assembly includes movable slots respectively opened at the top of the operating table and near both ends. A bidirectional screw rod penetrates through the inner side of the movable slot. One end of the bidirectional screw rod is installed with a first motor. Two clamping brackets are sleeved outside the bidirectional screw rod. The bidirectional screw rod penetrates through the clamping brackets and is screwed thereto. The clamping brackets are slidably connected to the movable slots. Clamping assemblies for fixing workpieces are respectively installed on both sides of the operating table. A conveying assembly for conveying workpieces is installed at the bottom of the operating table. The bracket and the operating table are fixedly installed by bolts.

[0008] Preferably: The clamping assembly further includes a sliding through hole opened on the other side of the clamping bracket. A second screw rod penetrates through the inner side of the sliding through hole. A pressing plate is installed on the outer side of the second screw rod and located inside the sliding through hole. The second screw rod is rotatably connected to the clamping bracket. The second screw rod penetrates through the pressing plate and is screwed thereto. The pressing plate is slidably connected to the sliding through hole.

[0009] Preferably: The conveying assembly includes two limiting rods respectively installed at the bottom of the operating table and near both sides. A sliding plate is sleeved outside the limiting rods. A spring for supporting the sliding plate is sleeved outside the limiting rods. A plurality of uniformly distributed support plates are installed on the top of the sliding plate. A sliding frame is installed on the top of the support plates. The limiting rods penetrate through the sliding plate and are slidably connected thereto.

[0010] Preferably: The conveying assembly further includes rotating shafts respectively installed inside the sliding frame and near both ends. A conveyor belt is sleeved outside the two rotating shafts. One end of one of the rotating shafts is installed with a second motor. Third cylinders are respectively installed at the bottom of the operating table and near both ends. A third push rod is connected to the bottom of the third cylinder.

[0011] Preferably: Limiting parts are respectively installed on both sides of the driving block. Guide rods are respectively connected to both sides inside the sliding through hole. The guide rods penetrate through the limiting parts and are slidably connected thereto.

[0012] Compared with the prior art, the beneficial effects of the present utility model are:

[0013] 1. In the present utility model, by setting the bracket, the movable through hole and the driving member, the clamping assembly located on the top of the operating table of the bracket can clamp and fix the workpiece. The driving member can perform multi-point compressive strength detection on the workpiece. The conveying assembly can move up and down, so as to facilitate the conveying assembly to support the workpiece for transfer and conveying, improving the convenience and practicability of the equipment for multi-point detection of the workpiece.

[0014] 2. In the present utility model, by providing a first cylinder, a second push rod and a pressing block, the first cylinder can drive a driving block to slide in a movable through-hole through the first push rod, and the second cylinder can drive the pressing block to move up and down through the second push rod, so as to facilitate the driving block to perform multi-point compressive strength detection on the workpiece through the pressing block at the bottom of the second push rod, improving the convenience and accuracy of the equipment for detecting the workpiece.

[0015] 3. In the present utility model, by providing a bidirectional screw, a clamping frame, a second screw and a pressing plate, the bidirectional screw can drive two clamping frames to slide in a sliding through-hole, and the two clamping frames can approach or move away from each other, so as to clamp and fix the workpiece by the two clamping frames, and then use the second screw to drive the pressing plate to slide up and down in the sliding through-hole, so that the pressing plate presses down on the workpiece for fixation, thereby clamping and fixing the workpiece in multiple directions by the pressing plate and the clamping frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0017] Figure 2 is a left-side sectional perspective view of the overall structure of the present utility model;

[0018] Figure 3 is a front-side sectional perspective view of the overall structure of the present utility model;

[0019] Figure 4 is the overall structure of the present utility model Figure 3 enlarged view of part A.

[0020] In the figure: 1, operating table; 2, bracket; 3, movable through-hole; 4, driving block; 5, first cylinder; 6, first push rod; 7, second cylinder; 8, second push rod; 9, pressing block; 10, movable groove; 11, bidirectional screw; 12, first motor; 13, clamping frame; 14, sliding through-hole; 15, second screw; 16, pressing plate; 17, limiting rod; 18, sliding plate; 19, spring; 20, support plate; 21, sliding frame; 22, rotating shaft; 23, conveyor belt; 24, second motor; 25, third cylinder; 26, third push rod; 27, limiting part; 28, guide rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present utility model.

[0022] Please refer toFigures 1 to 4 In the embodiment of the present utility model, a device for detecting the compressive strength of an automobile front crossbeam includes an operating table 1. A bracket 2 is installed on the top of the operating table 1. An activity through-hole 3 is opened at the top of the bracket 2. A driving member for adjustment is installed inside the activity through-hole 3. Clamping components for fixing workpieces are respectively installed on both sides of the operating table 1. A conveying component for conveying workpieces is installed at the bottom of the operating table 1. The bracket 2 and the operating table 1 are fixedly installed by bolts.

[0023] During use, the clamping components on the top of the operating table 1 where the bracket 2 is located can clamp and fix the workpiece. The driving member can perform multi-point compressive strength detection on the workpiece. The conveying component can move up and down, so as to support the workpiece for transfer and conveying by the conveying component, improving the convenience and practicality of the device for multi-point detection of the workpiece.

[0024] In one embodiment, specifically, the driving member includes a driving block 4 installed inside the activity through-hole 3. One side of the bracket 2 is connected with a first cylinder 5. One end of the first cylinder 5 is connected with a first push rod 6. A second cylinder 7 is installed on the top of the driving block 4. The bottom of the second cylinder 7 is connected with a second push rod 8. A pressing block 9 is installed at the bottom of the second push rod 8. Limiting parts 27 are respectively installed on both sides of the driving block 4. Guide rods 28 are respectively connected to both sides inside the sliding through-hole 14. The guide rods 28 penetrate through the limiting parts 27 and are slidably connected therewith. The driving block 4 is slidably connected with the activity through-hole 3. The first push rod 6 is fixedly connected with the driving block 4. The second push rod 8 penetrates through the driving block 4 and is movably connected.

[0025] Among them, the guide rods 28 penetrating through the limiting parts 27 can guide them. The limiting parts 27 can increase the contact area between the driving block 4 and the activity through-hole 3. The first cylinder 5 can drive the driving block 4 to slide in the activity through-hole 3 through the first push rod 6. The second cylinder 7 can drive the pressing block 9 to move up and down through the second push rod 8, so as to facilitate the driving block 4 to perform multi-point compressive strength detection on the workpiece through the pressing block 9 at the bottom of the second push rod 8, improving the convenience and accuracy of the device for detecting the workpiece.

[0026] Furthermore, the clamping component includes activity grooves 10 respectively opened at the top of the operating table 1 and close to both ends. A bidirectional screw rod 11 penetrates through the inside of the activity grooves 10. A first motor 12 is installed at one end of the bidirectional screw rod 11. Two clamping frames 13 are sleeved outside the bidirectional screw rod 11. The clamping component further includes a sliding through-hole 14 opened on the other side of the clamping frame 13. A second screw rod 15 penetrates through the inside of the sliding through-hole 14. A pressing plate 16 is installed on the outside of the second screw rod 15 and located inside the sliding through-hole 14. The second screw rod 15 is rotatably connected with the clamping frame 13. The second screw rod 15 penetrates through the pressing plate 16 and is screwed therewith. The pressing plate 16 is slidably connected with the sliding through-hole 14. The bidirectional screw rod 11 penetrates through the clamping frame 13 and is screwed therewith. The clamping frame 13 is slidably connected with the activity grooves 10.

[0027] In one embodiment, specifically, the bidirectional screw 11 can drive the two clamping brackets 13 to slide within the sliding through holes 14. The two clamping brackets 13 can approach or move away from each other, so that the two clamping brackets 13 clamp and fix the workpiece. Then, the second screw 15 drives the pressing plate 16 to slide up and down within the sliding through holes 14, so that the pressing plate 16 presses and fixes the workpiece, thereby enabling the pressing plate 16 and the clamping brackets 13 to clamp and fix the workpiece in multiple directions.

[0028] Among them, the conveying assembly includes two limiting rods 17 respectively installed at the bottom of the operation table 1 and close to both sides. A sliding plate 18 is sleeved outside the limiting rods 17, and a spring 19 for supporting the sliding plate 18 is sleeved outside the limiting rods 17. A plurality of uniformly distributed support plates 20 are installed on the top of the sliding plate 18, and a sliding frame 21 is installed on the top of the support plates 20. The conveying assembly further includes rotating shafts 22 respectively installed inside the sliding frame 21 and close to both ends. A conveyor belt 23 is sleeved outside the two rotating shafts 22. One end of one of the rotating shafts 22 is installed with a second motor 24. Third cylinders 25 are respectively installed at the bottom of the operation table 1 and close to both ends. The bottom of the third cylinder 25 is connected with a third push rod 26. The limiting rod 17 passes through the sliding plate 18 and is slidably connected thereto. The cross-section of the limiting rod 17 is T-shaped.

[0029] Furthermore, the cross-section of the limiting rod 17 is T-shaped. The spring 19 outside the limiting rod 17 can support the sliding plate 18 upward. The third cylinder 25 can drive the sliding plate 18 to move up and down through the third push rod 26. The sliding plate 18 drives the sliding frame 21 to move up and down through a plurality of support plates 20. The sliding frame 21 moves up and down through the conveyor belt 23 outside the two rotating shafts 22. When the sliding frame 21 rises, the second motor 24 can drive the conveyor belt 23 to rotate through the rotating shaft 22, and the conveyor belt 23 drives the workpiece to be transferred and conveyed. When the sliding frame 21 descends, it provides a moving space for the compressive strength test of the workpiece.

[0030] The working principle of the present utility model:

[0031] First, place the workpiece on the operating table 1, then start the first motor 12 to drive the bidirectional screw 11 to rotate. Then, the bidirectional screw 11 drives the two clamping brackets 13 to slide in the sliding through holes 14. At this time, the two clamping brackets 13 approach each other to clamp and fix the workpiece. Then, rotate the second screw 15 to drive the pressing plate 16 to slide downward in the sliding through holes 14, and then the pressing plate 16 presses and fixes the workpiece. Then, start the first cylinder 5 to drive the driving block 4 to slide in the moving through hole 3 through the first push rod 6. Then, start the second cylinder 7 to drive the pressing block 9 to move downward through the second push rod 8. Then, the pressing block 9 at the bottom of the second push rod 8 performs multi-point compressive strength detection on the workpiece. After the detection is completed, the workpiece is conveyed. Then, start the third cylinder 25 to drive the sliding plate 18 to move upward through the third push rod 26. At this time, the sliding plate 18 drives the sliding frame 21 to move upward through multiple support plates 20. Then, start the second motor 24 to drive the conveyor belt 23 to rotate through the rotating shaft 22. Then, the conveyor belt 23 drives the workpiece to be transferred and conveyed.

[0032] The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and the inventive concept of the present invention, with equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims

1. An anti-compression strength detection device for the front crossbeam of an automobile, comprising an operation table (1), characterized in that: A bracket (2) is installed on the top of the operation table (1). An activity through hole (3) is opened at the top of the bracket (2). A driving member for adjustment is installed inside the activity through hole (3). The driving member includes a driving block (4) installed inside the activity through hole (3). One side of the bracket (2) is connected with a first air cylinder (5). One end of the first air cylinder (5) is connected with a first push rod (6). A second air cylinder (7) is installed on the top of the driving block (4). The bottom of the second air cylinder (7) is connected with a second push rod (8). A pressing block (9) is installed at the bottom of the second push rod (8). The driving block (4) is slidably connected with the activity through hole (3). The first push rod (6) is fixedly connected with the driving block (4). The second push rod (8) penetrates through the driving block (4) and is movably connected; The clamping assembly includes activity grooves (10) respectively opened at the top of the operation table (1) and close to both ends. A bidirectional screw rod (11) penetrates through the inside of the activity groove (10). A first motor (12) is installed at one end of the bidirectional screw rod (11). Two clamping frames (13) are sleeved on the outside of the bidirectional screw rod (11). The bidirectional screw rod (11) penetrates through the clamping frame (13) and is screwed with it. The clamping frame (13) is slidably connected with the activity groove (10). Clamping assemblies for fixing workpieces are respectively installed on both sides of the operation table (1). A conveying assembly for conveying workpieces is installed at the bottom of the operation table (1). The bracket (2) and the operation table (1) are fixedly installed through bolts.

2. The compressive strength detection device for the front cross member of an automobile according to claim 1, wherein: The clamping assembly further includes a sliding through hole (14) opened on the other side of the clamping frame (13). A second screw rod (15) penetrates through the inside of the sliding through hole (14). A pressing plate (16) is installed on the outside of the second screw rod (15) and located inside the sliding through hole (14). The second screw rod (15) is rotatably connected with the clamping frame (13). The second screw rod (15) penetrates through the pressing plate (16) and is screwed with it. The pressing plate (16) is slidably connected with the sliding through hole (14).

3. The compressive strength detection device for the front cross member of an automobile according to claim 2, characterized in that: The conveying assembly includes two limiting rods (17) respectively installed at the bottom of the operation table (1) and close to both sides. A sliding plate (18) is sleeved on the outside of the limiting rod (17). A spring (19) for supporting the sliding plate (18) is sleeved on the outside of the limiting rod (17). A plurality of uniformly distributed support plates (20) are installed on the top of the sliding plate (18). A sliding frame (21) is installed on the top of the support plate (20). The limiting rod (17) penetrates through the sliding plate (18) and is slidably connected with it.

4. The anti-compression strength detection device for the front cross member of an automobile according to claim 3, wherein: The conveying assembly further includes rotating shafts (22) respectively installed inside the sliding frame (21) and close to both ends. A conveyor belt (23) is sleeved on the outside of the two rotating shafts (22). A second motor (24) is installed at one end of one of the rotating shafts (22). Third air cylinders (25) are respectively installed at the bottom of the operation table (1) and close to both ends. The bottom of the third air cylinder (25) is connected with a third push rod (26).

5. An anti-compression strength detection device for the front cross member of an automobile according to claim 4, characterized in that: Limiting parts (27) are respectively installed on both sides of the driving block (4), guide rods (28) are respectively connected to both sides inside the sliding through hole (14), and the guide rods (28) penetrate through the limiting parts (27) and are slidably connected thereto.

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