Metal fitting stress test equipment
By designing a metal accessories stress testing equipment including fixture frame, threaded rod, limit rod, motor, U-frame, pressure sensor, sliding block and threaded rod, the existing tensile testing machine is solved inconvenient operation and inability to operate. The problem of recording test images has achieved automation of tests and accuracy of results.
Patent Information
- Application Number
- CN202420952369.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-06
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-05-06
AI Technical Summary
After the test is completed, the existing tensile testing machine requires staff to manually remove the broken test piece, which is inconvenient to operate and cannot record the test image, which affects the accuracy of the test results.
A metal accessories stress testing equipment is designed, including fixing frame, threaded rod, limit rod, motor, U-frame, pressure sensor, sliding block and threaded rod, etc., and the threaded rod is driven by the motor to drive the sliding block downward, limiting the The position rod is limited, the clamping plate clamps the test piece, the motor drives the threaded rod to move upward for stretching, and the pressure sensor monitors the pressure in real time. At the same time, components such as jet nozzles, electric push rods and high-definition cameras are used together to achieve automation of the test process and image recording.
It realizes automatic clamping and tensile of the test piece, monitors pressure changes during the test process in real time, and can clean up test residues and record test images, improving the degree of automation of the test and the accuracy of the results.
Smart Images
Figure CN222461205U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of accessory stretching, in particular to a metal accessory stress testing device. Background Art
[0002] The tensile testing machine is mainly suitable for metal-level testing, such as stretching, compression, bending, shearing, peeling, tearing, two-point extension and other tests on plastics, wires and cables, optical fiber cables, seat belts, safety belts, leather belt composite materials, steel pipes, copper materials, profiles, spring steel, bearing steel, stainless steel (and other high-hardness steels), castings, steel plates, steel strips, and non-ferrous metal wires. Different types of specimens usually need to be fixed with corresponding types of fixtures.
[0003] Existing tensile testing machines usually include an upper clamp and a lower clamp. During the test, the test piece is clamped by the upper clamp and the lower clamp, and then the tensile test is carried out. Generally, the test is not over until the test piece is stretched and broken. Then the operator needs to remove the broken test piece from the upper clamp and the lower clamp, and then test the next test piece to be tested. In addition, the machine does not have the ability to record the test image, resulting in the inability of the staff to accurately refer to the tensile appearance changes of the material to analyze the performance of the material after the test, thereby affecting the accuracy of the test results of the tensile testing machine. Therefore, a metal accessories stress testing device is provided to solve the problems raised in the above background technology. Utility Model Content
[0004] In order to make up for the above shortcomings, the utility model provides a metal accessories stress testing equipment, which aims to improve the problem that the prior art cannot solve the problem of test pieces breaking during the stretching process, and the staff need to take them out from the upper clamp and the lower clamp, and then place them in another place for centralized processing, which is inconvenient to use.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A metal fitting stress testing device comprises a base, wherein the upper part of the base is fixedly connected to a fixing frame, the upper left part of the fixing frame is fixedly connected to a motor, the output end of the motor is fixedly connected to a threaded rod 1, the threaded rod 1 is rotatably connected to the inner left side of the fixing frame, the inner right side of the fixing frame is fixedly connected to a limiting rod, the outer thread of the threaded rod 1 is connected to a sliding block, the inner part of the sliding block is slidably connected to a U-shaped frame, the upper part of the sliding block is fixedly connected to a pressure sensor, the pressure sensor is arranged between the U-shaped frame and the upper part of the sliding block, the lower part of the sliding block and the upper part of the base are both fixedly provided with a fixing seat, the upper two sides of the fixing seat are fixedly connected to fixing plates, the inner part of the right fixing plate is threadedly connected to a threaded rod 2, the left part of the threaded rod 2 is rotatably connected to a clamping plate, the right part of the threaded rod 2 is fixedly connected to a rotating block, the lower part of the clamping plate is fixedly connected to a sliding block, a sliding groove is provided in the interior of the fixing seat, and a cleaning component is provided on the upper right side of the base.
[0007] Furthermore, the cleaning assembly includes an air nozzle, which is arranged on the upper right side of the base, the lower part of the air nozzle is fixedly connected with a rotating sleeve, the lower part of the rotating sleeve is fixedly connected with a rotating shaft, a rotating groove is fixedly arranged on the upper right side of the base, and a collection box is slidably connected to the inside of the base.
[0008] Furthermore, an electric push rod is fixedly connected to the lower left side of the sliding block, the telescopic end of the electric push rod is fixedly connected to a connecting frame, a camera is arranged inside the connecting frame, a transparent protective cover is arranged outside the camera, and the transparent protective cover is fixedly connected to the right part of the connecting frame.
[0009] Furthermore, the camera is rotatably connected inside the rotation slot.
[0010] Furthermore, the sliding block is slidably connected inside the sliding groove.
[0011] Furthermore, a handle is fixedly connected to the front of the collection box.
[0012] Furthermore, the air nozzle is rotatably connected to the upper part of the base.
[0013] Furthermore, the upper front and rear sides of the base are provided with drop grooves.
[0014] The utility model has the following beneficial effects:
[0015] 1. In the utility model, through the cooperation among the fixed frame, the threaded rod 1, the limit rod, the motor, the U-shaped frame, the pressure sensor, the sliding block and the threaded rod 2, the metal accessories can be stretched to test their tensile properties and strength. The upper and lower ends of the metal accessories are clamped by the clamping plate and the fixed plate to ensure the stability of the metal accessories during the test and avoid movement or deformation during the test. The pressure applied to the metal accessories during the test is monitored in real time, so as to understand the stress conditions during the test.
[0016] 2. In the utility model, through the cooperation among the air nozzle, rotating sleeve, rotating shaft, rotating groove, collecting box, electric push rod, camera and transparent protective cover, the residual debris on the base can be blown into the drop groove by adjusting the angle of the air nozzle. The residue after the test piece is broken can be more fully collected in the collecting box to keep the working environment clean. By adjusting the position of the high-definition camera, the changes on the surface of the material during the material tensile test can be fully photographed, and the test data can be recorded to facilitate subsequent analysis and research. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 A three-dimensional diagram of a metal fitting stress testing device proposed by the utility model;
[0018] Figure 2 This is a schematic diagram of the structure of a fixing seat of a metal fitting stress testing device proposed by the utility model;
[0019] Figure 3 This is a partial structural schematic diagram of a metal fitting stress testing device proposed by the utility model;
[0020] Figure 4 This is a schematic diagram of the camera structure of a metal accessories stress testing device proposed by the utility model;
[0021] Figure 5 The utility model discloses a schematic diagram of the air nozzle structure of a metal fitting stress testing device.
[0022] Legend:
[0023] 1. Motor; 2. Fixed frame; 3. U-shaped frame; 4. Fixed seat; 5. Drop groove; 6. Pull handle; 7. Collection box; 8. Base; 9. Sliding block; 10. Rotating groove; 11. Fixed plate; 12. Clamping plate; 13. Threaded rod one; 14. Rotating block; 15. Threaded rod two; 16. Sliding block; 17. Slide groove; 18. Electric push rod; 19. Limit rod; 20. Pressure sensor; 21. Air nozzle; 22. Connecting frame; 23. Transparent protective cover; 24. Camera; 25. Rotating shaft; 26. Rotating sleeve. DETAILED DESCRIPTION
[0024] 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.
[0025] Reference Figure 1 , Figure 2 and Figure 3 , an embodiment provided by the utility model:
[0026] A metal fitting stress testing device comprises a base 8, wherein the upper part of the base 8 is fixedly connected to a fixing frame 2, the upper left part of the fixing frame 2 is fixedly connected to a motor 1, the output end of the motor 1 is fixedly connected to a threaded rod 13, the threaded rod 13 is rotatably connected to the inner left side of the fixing frame 2, the inner right side of the fixing frame 2 is fixedly connected to a limit rod 19, the outer thread of the threaded rod 13 is threadedly connected to a sliding block 9, the inner part of the sliding block 9 is slidably connected to a U-shaped frame 3, the upper part of the sliding block 9 is fixedly connected to a pressure sensor 20, and the pressure sensor 20 is arranged between the U-shaped frame 3 and the upper part of the sliding block 9, the lower part of the sliding block 9 and the upper part of the base 8 are fixedly provided with a fixed seat 4, the upper two sides of the fixed seat 4 are fixedly connected with fixed plates 11, the inner thread of the right fixed plate 11 is connected with a threaded rod 15, the left part of the threaded rod 15 is rotatably connected with a clamping plate 12, the right part of the threaded rod 15 is fixedly connected with a rotating block 14, the lower part of the clamping plate 12 is fixedly connected with a slider 16, the interior of the fixed seat 4 is provided with a slide groove 17, and a cleaning component is arranged on the upper right side of the base 8;
[0027] The metal fitting is placed on the fixed seat 4, and the motor 1 is started through the controller. The output end of the motor 1 drives the threaded rod 13 to rotate on the fixed frame 2, and the threaded rod 13 drives the sliding block 9 to move downward, and at the same time, the limit rod 19 is limited on the right side inside the sliding block 9. When it moves to the specified position, the rotating block 14 is rotated, and the rotating block 14 drives the threaded rod 2 15 to rotate, and the threaded rod 2 15 drives the clamping plate 12 to move to the left. At the same time, the slider 16 slides and limits inside the slide groove 17, so that the clamping plate 12 and the fixed plate 11 clamp the upper and lower ends of the metal fitting to prevent it from moving or deforming during the test. The output end of the motor 1 is controlled to rotate in the opposite direction, so that the threaded rod 13 moves up with the sliding block 9, and at the same time, the metal fitting is stretched, so that the U-shaped frame 3 presses the pressure sensor 20. At this time, the maximum pressure value of the pressure sensor 20 will be displayed on the controller, and the pressure applied to the metal fitting during the test will be monitored in real time.
[0028] Reference Figure 1 and Figure 5The cleaning assembly includes an air nozzle 21, which is arranged on the upper right side of the base 8, a rotating sleeve 26 is fixedly connected to the lower part of the air nozzle 21, and a rotating shaft 25 is fixedly connected to the lower part of the rotating sleeve 26. A rotating groove 10 is fixedly arranged on the upper right side of the base 8, a collecting box 7 is slidably connected inside the base 8, and a drop groove 5 is opened on the front and rear sides of the upper part of the base 8;
[0029] By rotating the rotating sleeve 26, the lower rotating shaft 25 rotates inside the rotating groove 10, and the angle of the air nozzle 21 is adjusted so that the air nozzle 21 can fully blow the residual debris on the base 8 into the drop groove 5, and then the collecting box 7 can more fully collect the residues after the test piece is broken and the debris of the test piece that may be broken during the working process.
[0030] Reference Figure 1 and Figure 4 The lower left side of the sliding block 9 is fixedly connected with an electric push rod 18, the telescopic end of the electric push rod 18 is fixedly connected with a connecting frame 22, a camera 24 is arranged inside the connecting frame 22, a transparent protective cover 23 is arranged outside the camera 24, and the transparent protective cover 23 is fixedly connected to the right part of the connecting frame 22;
[0031] During the working process, by starting the electric push rod 18, the telescopic end of the electric push rod 18 adjusts the position of the high-definition camera 24 so that it can fully capture the material. After that, the high-definition camera 24 can record the changes on the surface of the material during the tensile test. During the test analysis, the staff can accurately analyze the changes in the appearance of the material and the test data based on the tensile test. The transparent protective cover 23 can protect the camera 24.
[0032] Reference Figure 1 , Figure 2 and Figure 5 The camera 24 is rotatably connected to the inside of the rotating groove 10, the slider 16 is slidably connected to the inside of the slide groove 17, the front part of the collection box 7 is fixedly connected to the pull handle 6, and the air nozzle 21 is rotatably connected to the inside of the rotating groove 10;
[0033] By rotating the camera 24 inside the rotating groove 10, the position of the camera 24 can be adjusted to record the changes on the surface of the material during the material tensile test. By sliding the slider 16 inside the slide groove 17, the clamping plate 12 can be limited. By setting the pull handle 6, the collection box 7 can be slid from the inside of the base 8. By rotating the air nozzle 21 inside the rotating groove 10, the angle of the air nozzle 21 can be adjusted so that the air nozzle 21 can fully blow the residual debris on the base 8 into the drop groove 5.
[0034] Working principle: When using the device, place the metal accessories on the fixed seat 4, start the motor 1 through the controller, the motor 1 drives the threaded rod 13 to rotate on the fixed frame 2, the threaded rod 13 drives the sliding block 9 to move downward, and the limit rod 19 is limited on the right side inside the sliding block 9. When it moves to the specified position, the rotating block 14 is rotated, the rotating block 14 drives the threaded rod 2 15 to rotate, the threaded rod 2 15 drives the clamping plate 12 to move to the left, and the slider 16 slides and limits inside the slide groove 17, so that the clamping plate 12 and the fixed plate 11 clamp the upper and lower ends of the metal accessories, and the output end of the motor 1 is controlled to rotate in the opposite direction, so that the threaded rod 13 moves up with the sliding block 9, and at the same time, the metal accessories are stretched, so that the U-shaped frame 3 presses the pressure sensor 20. At this time, the pressure The maximum pressure value of the sensor 20 will be displayed on the controller. During the operation, debris of the broken test piece may appear and may remain at different positions on the upper part of the base 8. By rotating the rotating sleeve 26, the lower rotating shaft 25 is rotated inside the rotating groove 10, and the angle of the air nozzle 21 is adjusted so that the air nozzle 21 can fully blow the residual debris on the base 8 into the drop groove 5, and then the collection box 7 can more fully collect the residues after the test piece is broken. During the operation, the position of the high-definition camera 24 is adjusted by starting the electric push rod 18 so that it can fully shoot the material. After that, the high-definition camera 24 can record the changes on the surface of the material in the material tensile test. When analyzing the test, the staff can accurately analyze the changes in the appearance of the material tensile test and the test data.
[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.
Claims
1. A metal fitting stress testing device, comprising a base (8), characterized in that: The upper part of the base (8) is fixedly connected to a fixing frame (2), the upper left side of the fixing frame (2) is fixedly connected to a motor (1), the output end of the motor (1) is fixedly connected to a threaded rod (13), the threaded rod (13) is rotatably connected to the inner left side of the fixing frame (2), the inner right side of the fixing frame (2) is fixedly connected to a limit rod (19), the outer thread of the threaded rod (13) is threadably connected to a sliding block (9), the inner part of the sliding block (9) is slidably connected to a U-shaped frame (3), the upper part of the sliding block (9) is fixedly connected to a pressure sensor (20), and the pressure sensor (20) is arranged on the U-shaped frame (3). ) and the upper part of the sliding block (9), the lower part of the sliding block (9) and the upper part of the base (8) are both fixedly provided with a fixed seat (4), the upper two sides of the fixed seat (4) are fixedly connected with fixed plates (11), the internal thread of the fixed plate (11) on the right side is connected with a threaded rod 2 (15), the left part of the threaded rod 2 (15) is rotatably connected with a clamping plate (12), the right part of the threaded rod 2 (15) is fixedly connected with a rotating block (14), the lower part of the clamping plate (12) is fixedly connected with a sliding block (16), the interior of the fixed seat (4) is provided with a sliding groove (17), and a cleaning component is provided on the right side of the upper part of the base (8).
2. A metal fitting stress testing device according to claim 1, characterized in that: The cleaning assembly comprises an air nozzle (21), the air nozzle (21) is arranged on the upper right side of the base (8), the lower part of the air nozzle (21) is fixedly connected to a rotating sleeve (26), the lower part of the rotating sleeve (26) is fixedly connected to a rotating shaft (25), a rotating groove (10) is fixedly arranged on the upper right side of the base (8), and a collecting box (7) is slidably connected inside the base (8).
3. The metal fitting stress testing device according to claim 1, characterized in that: An electric push rod (18) is fixedly connected to the left side of the lower part of the sliding block (9), and a connecting frame (22) is fixedly connected to the telescopic end of the electric push rod (18). A camera (24) is arranged inside the connecting frame (22), and a transparent protective cover (23) is arranged outside the camera (24). The transparent protective cover (23) is fixedly connected to the right part of the connecting frame (22).
4. A metal fitting stress testing device according to claim 3, characterized in that: The camera (24) is rotatably connected inside the rotation slot (10).
5. The metal fitting stress testing device according to claim 1, characterized in that: The sliding block (16) is slidably connected inside the sliding groove (17).
6. The metal fitting stress testing device according to claim 2, characterized in that: A handle (6) is fixedly connected to the front of the collection box (7).
7. The metal fitting stress testing device according to claim 2, characterized in that: The air jet nozzle (21) is rotatably connected inside the rotating groove (10).
8. The metal fitting stress testing device according to claim 1, characterized in that: The upper front and rear sides of the base (8) are provided with drop grooves (5).