A stud welding tensile test fixture
By designing protective structures, mobile structures and test structures in stud welding tensile testing fixtures, the problem of insufficient protective measures in the prior art is solved, and the applicability, stability and safety of the equipment are improved.
Patent Information
- Application Number
- CN202421044463.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-14
- Publication Date
- 2025-04-08
- Estimated Expiration
- 2034-05-14
AI Technical Summary
The existing tensile test fixtures for stud welding are insufficient, which leads to the debris that can easily damage the staff when the stud welding is stretched and cracked, and the suitability is low during use.
A stud welding tensile test fixture including a test assembly, a clamping assembly and a protective structure is designed. By setting up protective structures, such as protective covers, jamming slots, jamming blocks and reserved slots, the fragments are prevented from splashing; the moving structure and test structure are used to carry out stretching and detection stably and conveniently.
It improves the applicability and stability of the tensile test fixtures for stud welding during use, ensuring safety and convenience during the experiment.
Smart Images
Figure CN222733963U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of stud test fixtures, in particular to a stud welding tensile test fixture. Background Art
[0002] Studs are a kind of fasteners with high strength and rigidity connection. They are used in various steel structure projects and play a role of rigid combination connection in different connecting parts. After welding, the studs need to be subjected to tensile test at the welding place. The tensile test requires a fixture to clamp the material to be tested and ensure that it does not loosen or slide during the test. Therefore, a stud welding tensile test fixture is used.
[0003] The existing stud welding tensile test fixture has insufficient protective measures during use. When the stud is stretched and cracked, its debris can easily injure the staff, making it less suitable for use. Utility Model Content
[0004] The utility model aims to provide a stud welding tensile test fixture, which is used to solve the defect that the existing stud welding tensile test fixture has insufficient protective measures.
[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a stud welding tensile test fixture, comprising a test assembly and a clamping assembly;
[0006] The test assembly comprises a base and a built-in cavity, wherein the built-in cavity is arranged on one side of the top of the base, a moving structure is arranged inside the built-in cavity, and a test structure is fixed on one side of the top of the base;
[0007] A clamping assembly is provided at the top of the mobile structure;
[0008] A protective structure is arranged above the base, and the protective structure includes a protective cover, a snap-in groove, a snap-in block and a reserved groove. The protective cover is arranged above the base, and snap-in grooves are arranged at the corner positions of the bottom end of the protective cover inside the base, snap-in grooves are arranged inside the snap-in blocks, and reserved grooves are arranged inside the snap-in blocks.
[0009] When the device is used, the protective structure is provided to realize the protection function of the device, thereby improving the applicability of the stud welding tensile test fixture when in use; the moving structure is provided to realize the stretching function of the device, thereby improving the stability of the stud welding tensile test fixture when in use; and the testing structure is provided to realize the detection function of the device, thereby improving the convenience of the stud welding tensile test fixture when in use.
[0010] Preferably, the moving structure comprises a threaded rod, a driving motor, a fixed rod and a moving seat, wherein the threaded rod is arranged inside the built-in cavity, the outer side of the threaded rod is threadedly connected to the moving seat, a fixed rod is passed through one side of the inside of the moving seat, and a driving motor is installed on the outer wall of the base at one end of the threaded rod. When the driving motor is started, the driving motor drives the threaded rod to rotate inside the built-in cavity, the threaded rod drives the moving seat to move, and the moving seat moves outside the fixed rod.
[0011] Preferably, one end of the threaded rod extends to the outside of the base and is fixedly connected to the output end of the driving motor, the movable seat and the fixed rod form a sliding structure, and both ends of the fixed rod are fixedly connected to the inner wall of the base. Under the action of the fixed rod, the movable seat is prevented from rotating with the threaded rod, and the movable seat drives the bolt to move through the clamping assembly, so as to facilitate the stretching of the bolt.
[0012] Preferably, the clamping block and the base form a clamping structure through a clamping groove, and the top of the clamping block extends to the outside of the base and is fixedly connected to the bottom of the protective cover. Move the protective cover to the top of the base so that one end of the clamping block contacts one end of the clamping groove, press the protective cover, and under the action of the reserved groove, the protective cover drives the clamping block to move to the inside of the clamping groove, thereby fixing the protective cover and the base to each other, and under the action of the protective cover, the debris is prevented from splashing out.
[0013] Preferably, the clamping assembly includes a support seat, a first placement seat, a first pressure plate, a first electric push rod, a fixed plate and a guide rod, the support seat is fixed to the top of the movable seat, a fixed plate is fixed to one side of the top of the support seat, a first placement seat is fixed to one side of the support seat below the fixed plate, a first electric push rod is passed through one side of the fixed plate, a guide rod is passed through the other side of the fixed plate, and a first pressure plate is fixed to the bottom end of the first electric push rod. When the first electric push rod is started, the first electric push rod drives the first pressure plate to move, and the first pressure plate drives the guide rod to move inside the fixed plate.
[0014] Preferably, the guide rod and the fixing plate form a sliding structure, and the bottom end of the guide rod is fixedly connected to the top end of the first pressing plate. Under the action of the guide rod, the stability of the first pressing plate during movement is enhanced, and the first pressing plate after movement presses one end of the bolt on the top of the first placement seat, so as to facilitate the fixing of the bolt.
[0015] Preferably, the test structure includes a fixed seat, a second placement seat, a pressure sensor, a second pressure plate, a second electric push rod, a support plate and a slide rod, the fixed seat is fixed to the top of the base, a support plate is fixed to one side of the top of the fixed seat, a second placement seat is fixed to one side of the fixed seat below the support plate, a second electric push rod runs through one side of the support plate, a slide rod runs through the other side of the support plate, a second pressure plate is fixed to the top of the second electric push rod, and a pressure sensor is arranged at the bottom of the second pressure plate. When the second electric push rod is started, the second electric push rod drives the second pressure plate to move, and the second pressure plate drives the slide rod to move inside the support plate, and under the action of the slide rod, the stability of the second pressure plate during movement is enhanced.
[0016] Preferably, the slide bar and the support plate form a sliding structure, and the bottom end of the slide bar is fixedly connected to the top end of the second pressing plate. The moved second pressing plate drives the pressure sensor to press one end of the bolt on the top of the second placement seat, and the bolt is conveniently detected under the action of the pressure sensor.
[0017] The utility model provides a stud welding tensile test fixture, which has the advantages of:
[0018] By providing a protective structure, the protective cover is moved to the top of the base, so that one end of the clamping block contacts one end of the clamping groove, and the protective cover is pressed. Under the action of the reserved groove, the protective cover drives the clamping block to move to the inside of the clamping groove, so that the protective cover and the base are fixed to each other. Under the action of the protective cover, fragments are prevented from splashing out, and the device realizes the function of convenient protection, thereby improving the applicability of the stud welding tensile test fixture when in use;
[0019] By providing a moving structure, starting a driving motor, the driving motor drives the threaded rod to rotate inside the built-in cavity, the threaded rod drives the moving seat to move, the moving seat moves outside the fixed rod, and under the action of the fixed rod, the moving seat is prevented from rotating with the threaded rod. The moving seat drives the bolt to move through the clamping assembly, which facilitates the stretching of the bolt, thereby realizing the function of facilitating stretching of the device, thereby improving the stability of the bolt welding tensile test fixture when in use;
[0020] By providing a test structure, the second electric push rod is started, the second electric push rod drives the second pressure plate to move, and the second pressure plate drives the sliding rod to move inside the support plate. Under the action of the sliding rod, the stability of the second pressure plate during movement is enhanced. The moved second pressure plate drives the pressure sensor to press one end of the bolt on the top of the second placement seat. Under the action of the pressure sensor, the bolt is conveniently detected, realizing the function of the device for easy detection, thereby improving the convenience of the bolt welding tensile test fixture during use. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0022] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;
[0023] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;
[0024] Figure 4 It is a schematic diagram of the top view of the mobile structure of the utility model;
[0025] Figure 5 It is a schematic diagram of the side cross-sectional structure of the test structure of the utility model;
[0026] Figure 6 It is a schematic diagram of the side cross-sectional structure of the clamping assembly of the utility model.
[0027] Explanation of the reference numerals in the figure: 1. test component; 101. base; 102. built-in cavity; 2. moving structure; 201. threaded rod; 202. driving motor; 203. fixed rod; 204. moving seat; 3. protection structure; 301. protection cover; 302. snap-in groove; 303. snap-in block; 304. reserved groove; 4. clamping component; 401. support seat; 402. first placement seat; 403. first pressure plate; 404. first electric push rod; 405. fixed plate; 406. guide rod; 5. test structure; 501. fixed seat; 502. second placement seat; 503. pressure sensor; 504. second pressure plate; 505. second electric push rod; 506. support plate; 507. sliding rod. DETAILED DESCRIPTION
[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0029] See also Figure 1-Figure 6The utility model provides a stud welding tensile test fixture, including a test component 1 and a clamping component 4, the test component 1 includes a base 101 and a built-in cavity 102, the built-in cavity 102 is arranged on one side of the top of the base 101, and a moving structure 2 is arranged inside the built-in cavity 102, the moving structure 2 includes a threaded rod 201, a driving motor 202, a fixed rod 203 and a moving seat 204, the threaded rod 201 is arranged inside the built-in cavity 102, the outer side of the threaded rod 201 is threadedly connected with the moving seat 204, and the fixed rod 203 penetrates one side of the inside of the moving seat 204, the driving motor 202 is installed on the outer wall of the base 101 at one end of the threaded rod 201, one end of the threaded rod 201 extends to the outside of the base 101 and is fixedly connected to the output end of the driving motor 202, the moving seat 204 and the fixed rod 203 constitute a sliding structure, and both ends of the fixed rod 203 are fixedly connected to the inner wall of the base 101.
[0030] Reference Figure 2 and Figure 4 As shown, the drive motor 202 is started, and the drive motor 202 drives the threaded rod 201 to rotate inside the built-in cavity 102. The threaded rod 201 drives the movable seat 204 to move. The movable seat 204 moves on the outside of the fixed rod 203. Under the action of the fixed rod 203, the movable seat 204 is prevented from rotating with the threaded rod 201. The movable seat 204 drives the bolt to move through the clamping assembly 4, which is convenient for stretching the bolt.
[0031] A test structure 5 is fixed to one side of the top of the base 101, and the test structure 5 includes a fixed seat 501, a second placement seat 502, a pressure sensor 503, a second pressure plate 504, a second electric push rod 505, a support plate 506 and a sliding rod 507. The fixed seat 501 is fixed to the top of the base 101, a support plate 506 is fixed to one side of the top of the fixed seat 501, and the second placement seat 502 is fixed to one side of the fixed seat 501 below the support plate 506. The second electric push rod 505 penetrates one side of the support plate 506, and the sliding rod 507 penetrates the other side of the support plate 506. The second pressure plate 504 is fixed to the top of the second electric push rod 505, and the bottom of the second pressure plate 504 is provided with a pressure sensor 503. The sliding rod 507 and the support plate 506 constitute a sliding structure, and the bottom end of the sliding rod 507 is fixedly connected to the top of the second pressure plate 504.
[0032] Reference Figure 2 and Figure 5As shown, the second electric push rod 505 is started, and the second electric push rod 505 drives the second pressure plate 504 to move, and the second pressure plate 504 drives the slide bar 507 to move inside the support plate 506. Under the action of the slide bar 507, the stability of the second pressure plate 504 during movement is enhanced. After the movement, the second pressure plate 504 drives the pressure sensor 503 to press one end of the bolt on the top of the second placement seat 502. Under the action of the pressure sensor 503, the bolt can be easily detected.
[0033] A clamping assembly 4 is provided at the top of the mobile structure 2, and a protective structure 3 is provided above the base 101. The protective structure 3 includes a protective cover 301, a clamping groove 302, a clamping block 303 and a reserved groove 304. The protective cover 301 is provided above the base 101, and the base 101 is provided with a clamping groove 302 at the corner position of the bottom end of the protective cover 301 inside the base 101. The inside of the clamping groove 302 is provided with a clamping block 303, and the inside of the clamping block 303 is provided with a reserved groove 304. The clamping block 303 and the base 101 form a clamping structure through the clamping groove 302. The top of the clamping block 303 extends to the outside of the base 101 and is fixedly connected to the bottom end of the protective cover 301. The clamping assembly 4 includes a support A support seat 401, a first placement seat 402, a first pressure plate 403, a first electric push rod 404, a fixed plate 405 and a guide rod 406. The support seat 401 is fixed to the top of the movable seat 204. A fixed plate 405 is fixed to one side of the top of the support seat 401. A first placement seat 402 is fixed to one side of the support seat 401 below the fixed plate 405. The first electric push rod 404 runs through one side of the inside of the fixed plate 405. A guide rod 406 runs through the other side of the inside of the fixed plate 405. The first pressure plate 403 is fixed to the bottom end of the first electric push rod 404. The guide rod 406 and the fixed plate 405 constitute a sliding structure. The bottom end of the guide rod 406 is fixedly connected to the top of the first pressure plate 403.
[0034] Reference Figure 2 and Figure 3-Figure 6 As shown, the protective cover 301 is moved to the top of the base 101 so that one end of the clamping block 303 conflicts with one end of the clamping slot 302, and the protective cover 301 is pressed. Under the action of the reserved slot 304, the protective cover 301 drives the clamping block 303 to move to the inside of the clamping slot 302, thereby fixing the protective cover 301 and the base 101 to each other. Under the action of the protective cover 301, fragments are prevented from splashing out. The first electric push rod 404 is started, and the first electric push rod 404 drives the first pressure plate 403 to move. The first pressure plate 403 drives the guide rod 406 to move inside the fixed plate 405. Under the action of the guide rod 406, the stability of the first pressure plate 403 during movement is enhanced. After moving, the first pressure plate 403 presses one end of the bolt on the top of the first placement seat 402, which is convenient for fixing the bolt.
[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.
Claims
1. A stud welding tensile test fixture, comprising a test assembly (1) and a clamping assembly (4); Features: The test assembly (1) comprises a base (101) and a built-in cavity (102); the built-in cavity (102) is arranged on one side of the top of the base (101); a moving structure (2) is arranged inside the built-in cavity (102); and a test structure (5) is fixed on one side of the top of the base (101); A clamping assembly (4) is provided at the top end of the moving structure (2); A protective structure (3) is arranged above the base (101), and the protective structure (3) comprises a protective cover (301), a clamping groove (302), a clamping block (303) and a reserved groove (304); the protective cover (301) is arranged above the base (101); a clamping groove (302) is arranged at a corner position at the bottom end of the protective cover (301) inside the base (101); a clamping block (303) is arranged inside the clamping groove (302); and a reserved groove (304) is arranged inside the clamping block (303).
2. A stud welding tensile test fixture according to claim 1, characterized in that: The movable structure (2) comprises a threaded rod (201), a driving motor (202), a fixed rod (203) and a movable seat (204); the threaded rod (201) is arranged inside the built-in cavity (102); the outer side of the threaded rod (201) is threadedly connected to the movable seat (204); one side of the movable seat (204) is penetrated by the fixed rod (203); and the driving motor (202) is installed on the outer wall of the base (101) at one end of the threaded rod (201).
3. A stud welding tensile test fixture according to claim 2, characterized in that: One end of the threaded rod (201) extends to the outside of the base (101) and is fixedly connected to the output end of the drive motor (202); the movable seat (204) and the fixed rod (203) form a sliding structure; and both ends of the fixed rod (203) are fixedly connected to the inner wall of the base (101).
4. A stud welding tensile test fixture according to claim 1, characterized in that: The clamping block (303) and the base (101) form a clamping structure via a clamping groove (302); the top end of the clamping block (303) extends to the outside of the base (101) and is fixedly connected to the bottom end of the protective cover (301).
5. A stud welding tensile test fixture according to claim 2, characterized in that: The clamping assembly (4) comprises a support seat (401), a first placement seat (402), a first pressure plate (403), a first electric push rod (404), a fixed plate (405) and a guide rod (406); the support seat (401) is fixed to the top of the movable seat (204); a fixed plate (405) is fixed to one side of the top of the support seat (401); a first placement seat (402) is fixed to one side of the support seat (401) below the fixed plate (405); a first electric push rod (404) is passed through one side of the fixed plate (405); a guide rod (406) is passed through the other side of the fixed plate (405); and a first pressure plate (403) is fixed to the bottom end of the first electric push rod (404).
6. A stud welding tensile test fixture according to claim 5, characterized in that: The guide rod (406) and the fixed plate (405) form a sliding structure, and the bottom end of the guide rod (406) is fixedly connected to the top end of the first pressing plate (403).
7. A stud welding tensile test fixture according to claim 1, characterized in that: The test structure (5) comprises a fixed seat (501), a second placement seat (502), a pressure sensor (503), a second pressure plate (504), a second electric push rod (505), a support plate (506) and a slide bar (507); the fixed seat (501) is fixed to the top of the base (101); a support plate (506) is fixed to one side of the top of the fixed seat (501); a second placement seat (502) is fixed to one side of the fixed seat (501) below the support plate (506); a second electric push rod (505) is passed through one side of the support plate (506); a slide bar (507) is passed through the other side of the support plate (506); a second pressure plate (504) is fixed to the top of the second electric push rod (505); and a pressure sensor (503) is arranged at the bottom of the second pressure plate (504).
8. A stud welding tensile test fixture according to claim 7, characterized in that: The sliding rod (507) and the supporting plate (506) form a sliding structure, and the bottom end of the sliding rod (507) is fixedly connected to the top end of the second pressing plate (504).