Stainless steel workpiece tensile resistance detection device

Abstract

The utility model relates to the field of stainless steel workpiece detection, in particular to a stainless steel workpiece tensile strength detection device which comprises a base and a protective cavity, a fixing groove is formed in the upper end face of the base, a first spring rod is installed at the bottom in the fixing groove, and a connecting plate is installed on the upper end face of the first spring rod. Second spring rods are installed on the upper end face of the connecting plate in a bilateral symmetry mode, a protective cavity is formed in the upper end face of the base, an adjusting motor is installed on the end face of the rear side in the protective cavity, an adjusting cam is installed at the output end of the adjusting motor, and a fixing plate is arranged above the adjusting cam. Therefore, the second spring rod flaps the bottom of the fixing plate, the workpiece vibrates, the detection condition of the workpiece in the working state is simulated, and the detection accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the field of stainless steel workpiece detection, in particular to a stainless steel workpiece tensile strength detection device. Background Art

[0002] Stainless steel refers to steel that is resistant to corrosion by weak corrosive media such as air, steam, and water, and chemically corrosive media such as acids, alkalis, and salts. It is also called stainless acid-resistant steel. In practical applications, steel that is resistant to corrosion by weak corrosive media is often called stainless steel, while steel that is resistant to corrosion by chemical media is called acid-resistant steel. Stainless steel plays an important role in the entire industrial field.

[0003] A Chinese patent discloses a heat processing device for tensile and impact-resistant stainless steel (authorization announcement number CN214053416U). This patented technology can solve the problems of existing stainless steel heat processing devices, such as poor tensile and impact resistance, cumbersome operation, inconvenient placement of stainless steel, and fixed heating chamber space that cannot be flexibly adjusted.

[0004] When conducting tensile tests on existing stainless steel workpieces, not only the temperature effect needs to be considered, but also the workpiece may vibrate due to external influences during operation. Considering the single temperature effect makes the test results prone to errors. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a stainless steel workpiece tensile strength detection device, including a base and a protective cavity, the upper end surface of the base is provided with a fixing groove, a first spring rod is installed at the bottom of the fixing groove, a connecting plate is installed on the upper end surface of the first spring rod, a second spring rod is symmetrically installed on the upper end surface of the connecting plate, a protective cavity is installed on the upper end surface of the base, an adjusting motor is installed on the rear end surface of the protective cavity, an adjusting cam is installed on the output end of the adjusting motor, and a fixing plate is arranged above the adjusting cam.

[0006] Preferably: a placement groove is provided on the upper end surface of the fixing plate, an adjusting screw is installed on the left end surface of the placement groove, a fixed motor is installed on the right end surface of the adjusting screw, an adjusting slider is symmetrically screwed on the outer wall of the adjusting screw, a fixing clamp is installed on the upper end surface of the adjusting slider through a connecting frame, a pressure plate is installed on the inner end of the fixing clamp by sliding fit, an adjusting screw is rotatably installed on the upper end surface of the pressure plate through a bearing, a control panel is installed on the front end surface of the protective cavity, a tension sensor is installed on the inner end of the connecting frame, and the tension sensor is electrically connected to the control panel.

[0007] Preferably, a plurality of heating strips are installed along the circumferential direction of the inner side wall of the protective cavity, and a temperature sensor is installed symmetrically on the rear end surface of the protective cavity, and the temperature sensor is electrically connected to the control panel.

[0008] Preferably: a fixing bracket is installed on the left end face of the protective cavity, a camera is installed on the bottom of the fixing bracket, a display screen is arranged below the fixing bracket, the camera is electrically connected to the display screen, a transparent glass is installed on the upper end face of the protective cavity by sliding cooperation, a circular seat is installed on the right end face of the fixing bracket, and the circular seat and the transparent glass are clamped together by a first clamping head.

[0009] Technical effects and advantages of the utility model:

[0010] 1. The utility model adopts an adjustable cam structure, so that the second spring rod can beat the bottom of the fixed plate, causing the workpiece to vibrate, simulating the detection condition of the workpiece in a working state, and improving the accuracy of the detection.

[0011] 2. The utility model adopts a control panel and a heating strip structure to heat the interior of the protective cavity, so that the tensile strength of the workpiece under high temperature can be simulated, further improving the accuracy of the test. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a structural front view of a stainless steel workpiece tensile strength detection device provided in an embodiment of the present application;

[0013] Figure 2 It is a sectional front view of a stainless steel workpiece tensile strength detection device provided in an embodiment of the present application;

[0014] Figure 3 It is a sectional left view of a stainless steel workpiece tensile strength detection device provided in an embodiment of the present application;

[0015] Figure 4 It is a first sectional top view of a stainless steel workpiece tensile strength detection device provided in an embodiment of the present application;

[0016] Figure 5 It is a second sectional top view of a stainless steel workpiece tensile strength detection device provided in an embodiment of the present application;

[0017] In the figure: 1. base; 2. protective cavity; 11. first spring rod; 12. second spring rod; 13. adjustment motor; 14. adjustment cam; 15. fixing plate; 16. adjustment screw; 17. fixing clamp; 18. pressure plate; 19. control panel; 21. heating strip; 22. camera; 23. display screen; 24. transparent glass. DETAILED DESCRIPTION

[0018] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific purposes.

[0019] See also Figures 1 to 5 In this embodiment, a stainless steel workpiece tensile strength detection device is provided, including a base 1 and a protective cavity 2, the upper end surface of the base 1 is provided with a fixing groove, a first spring rod 11 is installed at the bottom of the fixing groove, a connecting plate is installed on the upper end surface of the first spring rod 11, and a second spring rod 12 is symmetrically installed on the upper end surface of the connecting plate, the upper end surface of the base 1 is provided with a protective cavity 2, an adjusting motor 13 is installed on the rear end surface of the protective cavity 2, an adjusting cam 14 is installed at the output end of the adjusting motor 13, and a fixing plate 15 is arranged above the adjusting cam 14. When working, the workpiece is placed on the fixing plate 15 for detection, the adjusting motor 13 is started, and the adjusting cam 14 is driven to rotate, and the connecting plate is driven up and down by the first spring rod 11, and the second spring rod 12 slaps the bottom of the fixing plate 15, so that the workpiece vibrates, simulating the detection condition of the workpiece in the working state, and improving the detection accuracy.

[0020] A placement groove is provided on the upper end face of the fixing plate 15, and an adjusting screw 16 is installed on the left end face of the placing groove, and a fixing motor is installed on the right end face of the adjusting screw 16. An adjusting slider is symmetrically screwed on the outer wall of the adjusting screw 16, and a fixing clamp 17 is installed on the upper end face of the adjusting slider through a connecting frame. A pressing plate 18 is installed on the inner end of the fixing clamp 17 by sliding cooperation. An adjusting screw is rotatably installed on the upper end face of the pressing plate 18 through a bearing. A control panel 19 is installed on the front end face of the protective cavity 2, and a tension sensor is installed on the inner end of the connecting frame. The tension sensor is electrically connected to the control panel 19. When working, the workpiece is placed in the fixing clamp 17, and the adjusting screw is rotated to drive the pressing plate 18 to move downward, so as to press and fix the workpiece. A PLC program is written in the control panel 19 to control the operation of each device. The fixing motor is started by controlling the control panel 19 to drive the adjusting screw 16 to rotate and drive the fixing clamp 17 to move slowly outward, so as to observe the deformation of the workpiece.

[0021] A plurality of heating strips 21 are installed along the circumferential direction of the inner wall of the protective cavity 2, and temperature sensors are symmetrically installed on the rear end surface of the protective cavity 2. The temperature sensors are electrically connected to the control panel 19. When working, the heating strips 21 are started to heat the inside of the protective cavity 2, so that the tensile strength of the workpiece under high temperature can be simulated, further improving the accuracy of the test.

[0022] A fixing frame is installed on the left end face of the protective cavity 2, a camera 22 is installed at the bottom of the fixing frame, a display screen 23 is arranged below the fixing frame, the camera 22 is electrically connected to the display screen 23, a transparent glass 24 is installed on the upper end face of the protective cavity 2 by sliding cooperation, a circular seat is installed on the right end face of the fixing frame, the circular seat and the transparent glass 24 are clamped together by a first clamping head, when working, the camera 22 can shoot and process the surface condition of the workpiece, and then transmit the shooting picture to the display screen 23, so that the staff can observe clearly and see the deformation of the workpiece surface, so as to make judgments and processes, and the protective cavity 2 is sealed by the transparent glass 24 to avoid heat loss during the detection process.

[0023] During specific operation, the workpiece is placed in the fixing clamp 17, and the adjusting screw is rotated to drive the pressure plate 18 to move downward so as to press and fix the workpiece. A PLC program is written in the control panel 19 to control the operation of each device. The fixing motor is started by the control panel 19 to drive the adjusting screw 16 to rotate, and the fixing clamp 17 to move slowly outward so as to observe the deformation of the workpiece. In the process, the adjusting motor 13 is started to drive the adjusting cam 14 to rotate, and the connecting plate is driven up and down by the first spring rod 11. The second spring rod 12 slaps the bottom of the fixing plate 15 to make the workpiece vibrate, simulating the detection condition of the workpiece in the working state, thereby improving the detection accuracy. At the same time, the heating strip 21 is started to heat the inside of the protective cavity 2, so that the tensile strength of the workpiece under high temperature can be simulated, further improving the accuracy of the test.

[0024] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. Structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to conventional means in the field unless otherwise specified and limited.

Claims

1. A stainless steel workpiece tensile testing device, comprising a base (1) and a protective cavity (2), characterized in that: The upper end surface of the base (1) is provided with a fixing groove, a first spring rod (11) is installed at the bottom of the fixing groove, a connecting plate is installed on the upper end surface of the first spring rod (11), a second spring rod (12) is symmetrically installed on the upper end surface of the connecting plate, a protective cavity (2) is installed on the upper end surface of the base (1), an adjusting motor (13) is installed on the rear end surface of the protective cavity (2), an adjusting cam (14) is installed at the output end of the adjusting motor (13), and a fixing plate (15) is arranged above the adjusting cam (14).

2. A stainless steel workpiece tensile testing device according to claim 1, characterized in that The upper end surface of the fixed plate (15) is provided with a placement groove, the left end surface of the placement groove is installed with an adjusting screw (16), the right end surface of the adjusting screw (16) is installed with a fixed motor, the outer wall of the adjusting screw (16) is symmetrically screwed with an adjusting slider, the upper end surface of the adjusting slider is installed with a fixing clamp (17) through a connecting frame, the inner end of the fixing clamp (17) is installed with a pressure plate (18) in a sliding fit manner, and the upper end surface of the pressure plate (18) is rotatably installed with an adjusting screw through a bearing.

3. The stainless steel workpiece tensile testing device according to claim 1, characterized in that: A control panel (19) is installed on the front end surface of the protective cavity (2), and a tension sensor is installed on the inner end of the connecting frame. The tension sensor is electrically connected to the control panel (19).

4. The stainless steel workpiece tensile testing device according to claim 1, characterized in that: The inner wall of the protective cavity (2) is provided with a plurality of heating strips (21) along its circumferential direction, and a temperature sensor is symmetrically provided on the inner rear end surface of the protective cavity (2), and the temperature sensor is electrically connected to the control panel (19).

5. The stainless steel workpiece tensile testing device according to claim 4, characterized in that: A fixing frame is installed on the left end surface of the protective cavity (2), a camera (22) is installed at the bottom of the fixing frame, a display screen (23) is arranged below the fixing frame, and the camera (22) is electrically connected to the display screen (23).

6. The stainless steel workpiece tensile testing device according to claim 1, characterized in that: The upper end surface of the protective cavity (2) is mounted with a transparent glass (24) in a sliding manner, and the right end surface of the fixing frame is mounted with a circular seat, and the circular seat and the transparent glass (24) are clamped together by a first clamping head.

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