Bolt bending strength detection device

Abstract

The utility model provides a bolt bending strength detection device, which relates to the technical field of bolt detection, and comprises a fixed plate, the side surface of which is provided with an upper guide plate and a lower guide plate; an upper guide block is mounted on the outer side of the upper guide plate in a sliding manner; a driving cylinder is installed on the outer side of the upper guide block, a protruding block is arranged at the output end of the driving cylinder, a second movable plate is installed at the bottom of the upper guide block in a sliding mode, and an open groove is formed in the top of the second movable plate; a positioning vertical rod is mounted in the middle of the top of the fixing plate; a limiting protruding block is arranged at the top of the positioning vertical rod, and a rotating plate is installed on the outer side of the positioning vertical rod in a sliding mode. The protective cover is used for blocking and collecting possibly splashed broken bolts, the safety in the detection process is guaranteed, and the problems that when the bending strength of automobile bolts is detected, some bolts are fragile in material and likely to be broken, and certain potential safety hazards exist in a detection site are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of bolt detection, in particular to a bolt bending strength detection device. Background Art

[0002] Automobile bolts, as key fasteners connecting various components of an automobile, their bending strength is directly related to the stability and safety of the automobile during driving. Therefore, using a detection device to detect the bending strength of automobile bolts can evaluate their bearing capacity and deformation ability when subjected to bending force, thereby ensuring the reliability and durability of the bolts under complex working conditions. In the prior art, when detecting the bending strength of automobile bolts, the detection is carried out by applying tensile force. However, during the process of applying tensile force, for some bolts with brittle materials, there may be a problem of fracture. Due to the large tensile force, some fractured bolts may splash, and there are certain safety hazards at the detection site. Summary of the Invention

[0003] Embodiments of the present disclosure relate to a bolt bending strength detection device to solve the problem that when detecting the bending strength of automobile bolts, the detection is carried out by applying tensile force. However, during the process of applying tensile force, for some bolts with brittle materials, there may be a problem of fracture. Due to the large tensile force, some fractured bolts may splash, and there are certain safety hazards at the detection site.

[0004] In the first aspect of the present disclosure, a bolt bending strength detection device is provided, which specifically includes: a fixing plate, the fixing plate is an arc-shaped plate structure, and an upper guide plate and a lower guide plate are installed on the side surface of the fixing plate; the upper guide plate and the lower guide plate are arc-shaped structures, and an upper guide block is slidably installed on the outer side of the upper guide plate; a driving cylinder is installed on the outer side of the upper guide block, a convex block is provided at the output end of the driving cylinder, and a movable plate two is slidably installed at the bottom of the upper guide block. Among them, a slot is provided at the top of the movable plate two; a positioning vertical rod is installed at the middle position of the top of the fixing plate; the positioning vertical rod is a cylindrical structure, a limiting convex block is provided at the top of the positioning vertical rod, and a rotating plate is slidably installed on the outer side of the positioning vertical rod.

[0005] [[ID=ID=19]]Further, an observation cylinder is installed at the middle position of the side surface of the fixing plate; a benchmark is installed on the inner side of the inner end of the observation cylinder; a lower guide block is slidably installed on the outer side of the lower guide plate.

[0006] Further, a driving cylinder is installed on the outer side of the lower guide block, a positioning rod is provided on the inner side of the lower guide block, and a movable plate one is slidably installed at the top of the lower guide block; the positioning rod on the inner side of the lower guide block is slidably installed on the inner side of the lower guide plate; a slot is provided at the top of the movable plate one, and an inner positioning rod of the lower guide block is installed inside the slot.

[0007] Further, a traction block is installed at the top of the outer end of the first movable plate; the side surface of the traction block is connected to the output end of the driving cylinder on the outer side of the lower guiding block; a positioning bottom plate is installed at the bottom of the fixed plate.

[0008] Further, a traction plate is installed at the bottom of the outer end of the second movable plate; a slot is provided on the side surface of the traction plate, and a convex block at the output end of the driving cylinder on the outer side of the upper guiding block is slidably installed in the slot on the side surface of the traction plate; positioning rings are installed at the inner ends of the second movable plate and the first movable plate; the positioning rings are of an annular structure, and an installation positioning plate is rotatably installed inside the positioning rings.

[0009] Further, bolt positioning holes of different specifications are provided at the top of the installation positioning plate; a driving rod is rotatably installed at the middle position of the top of the upper guiding block; the bottom of the driving rod penetrates through the inner side of the upper guiding plate and the slot limiting convex block at the top of the second movable plate, and a driving wheel is rotatably installed on the outer side of the driving rod.

[0010] Further, a protective cover is rotatably installed at the bottom of the side end of the rotating plate; the bottom of the protective cover is installed on the top of the positioning ring; a support plate is installed at the top of the positioning bottom plate; a magnetic attraction plate is installed at the bottom of the inner side of the support plate.

[0011] The utility model provides a bolt bending strength detection device, which has the following beneficial effects:

[0012] When the utility model is in use, the protective cover is used to block and collect the possibly splashing broken bolts. When detecting the bending strength of the automotive bolts, the protective cover moves above the positioning ring, so that the protective cover covers the upper part of the bolt in the positioning hole at the top of the installation positioning plate, and the support plate is pushed to move to the bottom of the lower part of the bolt, so that the protective cover blocks and stores the possibly upward splashing upper part of the bolt, reducing the problem of the splashing of the broken bolts, and the magnetic attraction plate at the bottom of the inner side of the support plate adsorbs and collects the lower part of the broken bolt, preventing the problem of the detection personnel being injured caused by the splashing of the broken bolt and ensuring the safety during the detection process.

[0013] In addition, by adjusting the positions of the lower guiding block and the upper guiding block, forces can be applied to the automotive bolts from different directions to detect the bending strength of the bolts. When detecting the bending strength of the automotive bolts, the lower guiding block slides along the lower guiding plate to position the lower part of the bolt by the lower installation positioning plate, and the upper guiding block drives the upper installation positioning plate along the upper guiding plate to position the upper part of the bolt. The two installation positioning plates can apply tensile force or thrust to the bolt from different positions, detecting the different pressures received by the automotive bolts during actual use, making the detection results more comprehensive and closer to the actual use situation of the automotive bolts. Description of the Drawings

[0014] To more clearly illustrate the technical solutions of the embodiments of the present utility model, the accompanying drawings of the embodiments will be briefly introduced below.

[0015] The accompanying drawings in the following description only relate to some embodiments of the present utility model and do not limit the present utility model.

[0016] In the accompanying drawings:

[0017] Figure 1 A schematic diagram showing the overall structure of the present application is shown;

[0018] Figure 2 A schematic sectional view of the upper guide plate of the present application is shown;

[0019] Figure 3 A schematic sectional view of the lower guide block of the present application is shown;

[0020] Figure 4 A schematic three-dimensional structure diagram of the installation and positioning plate of the present application is shown;

[0021] Figure 5 A schematic sectional view of the upper guide block of the present application is shown;

[0022] Figure 6 A schematic three-dimensional structure diagram of the positioning vertical rod of the present application is shown;

[0023] List of reference numerals

[0024] 1. Fixed plate; 101. Upper guide plate; 102. Lower guide plate; 103. Observation cylinder; 104. Benchmark; 105. Lower guide block; 106. Movable plate one; 107. Traction block; 108. Positioning bottom plate;

[0025] 2. Upper guide block; 201. Movable plate two; 202. Traction plate; 203. Positioning ring; 204. Installation and positioning plate; 205. Driving rod; 206. Driving wheel;

[0026] 3. Positioning vertical rod; 301. Rotating plate; 302. Protective cover; 303. Support plate; 304. Magnetic attraction plate. Detailed implementation manners

[0027] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the described embodiments of the present utility model without creative efforts shall fall within the scope of protection of the present utility model.

[0028] Please refer toFigures 1 to 6 :

[0029] Embodiment 1:

[0030] The present utility model provides a bolt bending strength detection device, comprising: a fixing plate 1, the fixing plate 1 is an arc-shaped plate structure, and an upper guide plate 101 and a lower guide plate 102 are installed on the side surface of the fixing plate 1; an observation cylinder 103 is installed at the middle position of the side surface of the fixing plate 1; a benchmark 104 is installed on the inner side of the inner end of the observation cylinder 103; a lower guide block 105 is slidably installed on the outer side of the lower guide plate 102; a driving cylinder is installed on the outer side of the lower guide block 105, a positioning rod is provided on the inner side of the lower guide block 105, and a movable plate 106 is slidably installed on the top of the lower guide block 105; the positioning rod on the inner side of the lower guide block 105 is slidably installed inside the lower guide plate 102; a slot is provided on the top of the movable plate 106, and the positioning rod inside the lower guide block 105 is installed inside the slot; a traction block 107 is installed on the top of the outer end of the movable plate 106; the side surface of the traction block 107 is connected to the output end of the driving cylinder on the outer side of the lower guide block 105; a positioning bottom plate 108 is installed at the bottom of the fixing plate 1.

[0031] In the embodiment of the present disclosure, when detecting the bending strength of an automotive bolt, the upper guide plate 101 and the lower guide plate 102 provided on the side surface of the fixing plate 1 respectively position and guide the upper guide block 2 and the lower guide block 105. The lower guide block 105 moves along the lower guide plate 102, and the lower guide block 105 drives the movable plate 106 to move to a suitable position. The bolt positioning hole on the installation positioning plate 204 inside the positioning ring 203 at the inner end of the movable plate 106 can position the lower part of the automotive bolt. The output end of the driving cylinder on the outer side of the lower guide block 105 drives the traction block 107 to drive the movable plate 106 to slide on the top of the lower guide block 105, so as to apply a tensile force or a thrust force to the lower part of the bolt for detecting the bending strength. The bending degree of the bolt is detected and observed through the benchmark 104 on the inner side of the inner end of the observation cylinder 103, and the bending strength of the automotive bolt is detected.

[0032] Embodiment 2, on the basis of Embodiment 1, the upper guide plate 101 and the lower guide plate 102 are arc-shaped structures, and an upper guide block 2 is slidably installed on the outer side of the upper guide plate 101; a driving cylinder is installed on the outer side of the upper guide block 2, a convex block is provided at the output end of the driving cylinder, and a second movable plate 201 is slidably installed at the bottom of the upper guide block 2. Among them, a slotted groove is provided at the top of the second movable plate 201; a traction plate 202 is installed at the bottom of the outer end of the second movable plate 201; a slotted groove is provided on the side of the traction plate 202, and the convex block at the output end of the driving cylinder on the outer side of the upper guide block 2 is slidably installed in the slotted groove on the side of the traction plate 202; a positioning ring 203 is installed at the inner ends of the second movable plate 201 and the first movable plate 106; the positioning ring 203 is an annular structure, and a mounting positioning plate 204 is rotatably installed inside the positioning ring 203; different specifications of bolt positioning holes are provided at the top of the mounting positioning plate 204; a driving rod 205 is rotatably installed at the middle position of the top of the upper guide block 2; the bottom of the driving rod 205 penetrates through the inner side of the upper guide plate 101 and the limiting convex block of the slotted groove at the top of the second movable plate 201, and a driving wheel 206 is rotatably installed on the outer side of the driving rod 205. When performing the bending strength test on the automotive bolt, the upper guide block 2 moves along the upper guide plate 101 to a suitable position, inserts the automotive bolt into the bolt positioning hole of the appropriate specification at the top of the mounting positioning plate 204, positions the upper part of the bolt, rotates the driving wheel 206 at the top of the upper guide block 2 to drive the driving rod 205 to adjust the height of the second movable plate 201, so that the two mounting positioning plates 204 are at a suitable distance, simulating the actual installation position of the automotive bolt. The output end of the driving cylinder on the outer side of the upper guide block 2 is inserted into the slotted groove on the side of the traction plate 202 to drive the second movable plate 201 to move. The inner end of the second movable plate 201 drives the positioning ring 203 to move, so that the mounting positioning plate 204 moves to the stressed position inside the positioning ring 203, applying a tensile force or a thrust force to the upper part of the bolt. The forces applied by the two mounting positioning plates 204 can detect the bending strength of the bolt.

[0033] Embodiment 3. On the basis of Embodiment 1, a positioning vertical rod 3 is installed at the middle position of the top of the fixing plate 1; the positioning vertical rod 3 is of a cylindrical structure, and a limiting convex block is provided at the top of the positioning vertical rod 3, and a rotating plate 301 is slidably installed on the outer side of the positioning vertical rod 3; a protective cover 302 is rotatably installed at the bottom of the side end of the rotating plate 301; the bottom of the protective cover 302 is installed on the top of the positioning ring 203; a support plate 303 is installed on the top of the positioning bottom plate 108; a magnetic attraction plate 304 is installed at the inner bottom of the support plate 303. When performing the bending strength test on the automotive bolt, after the automotive bolt is installed in the bolt positioning hole on the installation positioning plate 204, rotate the rotating plate 301 on the outer side of the positioning vertical rod 3 to drive the protective cover 302 to cover the top of the positioning ring 203, blocking the upper part of the bolt. Push the support plate 303 to the bottom of the automotive bolt on the top of the positioning bottom plate 108. The protective cover 302 blocks and collects the upper part of the bolt that may break and splash during the detection process, preventing the broken bolt from splashing to other places. Then, the magnetic attraction plate 304 at the inner bottom of the support plate 303 adsorbs the lower part of the broken bolt, reducing the problem of the lower part of the bolt splashing and ensuring the safety during the detection process.

[0034] The working principle of this embodiment: When in use, the upper guide plate 101 and the lower guide plate 102 respectively guide the upper guide block 2 and the lower guide block 105. The lower guide block 105 moves along the lower guide plate 102 to a suitable position. The bolt positioning hole on the lower installation positioning plate 204 positions the lower part of the automotive bolt. The upper guide block 2 moves along the upper guide plate 101 to a suitable position. The bolt positioning hole at the top of the upper installation positioning plate 204 positions the upper part of the bolt. Rotate the driving wheel 206 to drive the driving rod 205 to move the movable plate II 201 up and down, so that the two installation positioning plates 204 are at a suitable distance. Rotate the rotating plate 301 on the outer side of the positioning vertical rod 3 to drive the protective cover 302 to cover above the bolt. Push the support plate 303 to the bottom of the automotive bolt. The output end of the driving cylinder on the outer side of the upper guide block 2 is inserted into the slot on the side of the traction plate 202 to drive the movable plate II 201 to move. The inner end of the movable plate II 201 drives the positioning ring 203 to move. The installation positioning plate 204 moves inside the positioning ring 203 to the stress point to apply force to the upper part of the bolt. The output end of the driving cylinder on the outer side of the lower guide block 105 drives the traction block 107 to drive the movable plate I 106 to slide on the top of the lower guide block 105 to apply force to the lower part of the bolt. The forces applied by the two installation positioning plates 204 can detect the bending strength of the bolt. The protective cover 302 blocks and collects the upper part of the bolt that may break and splash during the detection process. The magnetic attraction plate 304 at the inner bottom of the support plate 303 adsorbs the lower part of the broken bolt, ensuring the safety during the detection process.

[0035] In this article, the following points need to be noted:

[0036] 1. The attached drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure, and other structures can refer to the general design.

[0037] 2. Without conflict, the embodiments of the present disclosure and the features in the embodiments can be combined with each other to obtain new embodiments.

[0038] The above is only the specific implementation manner of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present disclosure can easily think of changes or substitutions, which should all be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. A bolt bending strength detection device, comprising: Fixed plate (1), on the side of the fixed plate (1), an upper guide plate (101) and a lower guide plate (102) are installed; characterized in that, an upper guide block (2) is slidably installed on the outside of the upper guide plate (101); a driving cylinder is installed on the outside of the upper guide block (2), a convex block is provided at the output end of the driving cylinder, and a movable plate two (201) is slidably installed at the bottom of the upper guide block (2), wherein, a slot is provided at the top of the movable plate two (201); a positioning vertical rod (3) is installed at the middle position of the top of the fixed plate (1); a limiting convex block is provided at the top of the positioning vertical rod (3), and a rotating plate (301) is slidably installed on the outside of the positioning vertical rod (3); a protective cover (302) is rotatably installed at the bottom of the side end of the rotating plate (301).

2. The bolt bending strength detection device according to claim 1, characterized in that, An observation cylinder (103) is installed at the middle position of the side of the fixed plate (1); a benchmark (104) is installed on the inner side of the inner end of the observation cylinder (103); a lower guide block (105) is slidably installed on the outside of the lower guide plate (102).

3. The bolt bending strength detection device according to claim 2, characterized in that, A driving cylinder is installed on the outside of the lower guide block (105), a positioning rod is provided inside the lower guide block (105), and a movable plate one (106) is slidably installed at the top of the lower guide block (105); the positioning rod inside the lower guide block (105) is slidably installed inside the lower guide plate (102); a slot is provided at the top of the movable plate one (106), and the positioning rod inside the lower guide block (105) is installed inside the slot.

4. The bolt bending strength detection device according to claim 3, characterized in that, A traction block (107) is installed at the top of the outer end of the movable plate one (106); the side of the traction block (107) is connected to the output end of the driving cylinder on the outside of the lower guide block (105); a positioning bottom plate (108) is installed at the bottom of the fixed plate (1).

5. The bolt bending strength detection device according to claim 4, characterized in that, A traction plate (202) is installed at the bottom of the outer end of the movable plate two (201); a slot is provided on the side of the traction plate (202), and the convex block at the output end of the driving cylinder on the outside of the upper guide block (2) is slidably installed inside the slot on the side of the traction plate (202); a positioning ring (203) is installed at the inner ends of the movable plate two (201) and the movable plate one (106); an installation positioning plate (204) is rotatably installed inside the positioning ring (203).

6. The bolt bending strength detection device according to claim 5, characterized in that, Bolting positioning holes with different specifications are provided at the top of the installation positioning plate (204); a driving rod (205) is rotatably installed at the middle position of the top of the upper guide block (2); the bottom of the driving rod (205) penetrates through the inner side of the upper guide plate (101) and the slot limiting convex block at the top of the movable plate two (201), and a driving wheel (206) is rotatably installed on the outside of the driving rod (205).

7. The bolt bending strength detection device according to claim 6, characterized in that, The bottom of the protective cover (302) is installed on the top of the positioning ring (203); a support plate (303) is installed at the top of the positioning bottom plate (108); a magnetic attraction plate (304) is installed at the bottom of the inner side of the support plate (303).

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