Austenitic stainless steel weld joint hardness detection device

Abstract

The utility model relates to the technical field of stainless steel welding seam hardness detection, and discloses an austenitic stainless steel welding seam hardness detection device which comprises a main body supporting plate, the upper surface of the main body supporting plate is fixedly connected with the bottom of a motor, and an output shaft of the motor is fixedly connected with the axis of a half gear. Teeth on one side of the outer circumferential face of the half gear are meshed with teeth on the top of the sliding tooth column. According to the austenitic stainless steel welding seam hardness detection device, a sliding tooth column meshed with a half gear is controlled to slide towards the end, away from the main body supporting plate, of a supporting auxiliary plate along a sliding groove in the main body supporting plate, and a reset spring is stretched, so that powder distribution uniformity is guaranteed while mechanical automatic powder distribution is utilized, and magnetic powder distribution efficiency is improved; the magnetic powder can be normally gathered, the negative influence on the detection result is avoided, and the problems that waste is generated due to the fact that the magnetic powder is easily scattered during manual powder distribution, and uneven powder distribution, influence on magnetic powder gathering and influence on the detection result are easily caused by manual powder distribution are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of stainless steel weld hardness detection, in particular to an austenitic stainless steel weld hardness detection device. Background Art

[0002] Stainless steel weld inspection is an important step to ensure welding quality and workpiece integrity. Common stainless steel weld inspection methods include: magnetic particle inspection, radiographic inspection, helium leak detection, ultrasonic inspection, penetration inspection, visual inspection, etc.

[0003] Traditional magnetic particle inspection of stainless steel welds uses manual powder distribution, which is easy to spill and cause waste. In addition, manual powder distribution is prone to uneven powder distribution, affecting the aggregation of magnetic powder and the inspection results. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the utility model provides an austenitic stainless steel weld hardness testing device, which has the advantages of utilizing mechanical automatic powder distribution to improve the efficiency of magnetic powder distribution while ensuring the uniformity of powder distribution, so that the magnetic powder can be normally gathered and avoid negative impact on the test results. It solves the problem that manual powder distribution causes magnetic powder to be easily scattered and wasted, and manual powder distribution easily causes uneven powder distribution, which affects the aggregation of magnetic powder and affects the test results.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose of utilizing mechanical automatic powder distribution, improving the efficiency of magnetic powder distribution, ensuring the uniformity of powder distribution, allowing the magnetic powder to gather normally, and avoiding negative impact on the detection results, the utility model provides the following technical solutions: an austenitic stainless steel weld hardness detection device, comprising a main body support plate, the upper surface of the main body support plate is fixedly connected to the bottom of the motor, the output shaft of the motor is fixedly connected to the axis of the half gear, the teeth on one side of the outer circumferential surface of the half gear are meshed with the teeth on the top of the sliding gear column, one end of the sliding gear column is fixedly connected to one end of the reset spring, the other end of the reset spring is fixedly connected to the back side of the support sub-plate, the upper surface of the support sub-plate is fixedly connected to the bottom of the ear plate, the top of the ear plate is rotatably connected to one end of the helical gear transmission roller, the middle part of the helical gear transmission roller is fixedly plugged into the axis of the spur gear, and the teeth on the outer circumferential surface of the spur gear are meshed with the teeth on the top of the sliding gear column.

[0008] The upper surface of one end of the supporting sub-plate is fixedly connected to the lower surface of the main supporting plate, the main supporting plate is slidably connected to the outer surface of the helical gear sliding column through an arc hole arranged inside, the bottom of the helical gear sliding column is fixedly connected to the upper surface of the magnetic powder box, and the teeth on the top of the helical gear sliding column are meshed with the teeth on the outer circumferential surface of the helical gear transmission roller.

[0009] Preferably, an arc-shaped slide groove is fixedly provided on the top of the main support plate, and the main support plate is slidably connected to the bottom of the sliding gear column through the arc-shaped slide groove, and one end of the sliding gear column close to the return spring is slidably plugged into the top of the support sub-plate.

[0010] Preferably, a universal wheel is fixedly provided at the bottom of the supporting sub-plate, and an armrest is fixedly provided at one side of the supporting sub-plate.

[0011] Preferably, an arc-shaped limit plate is provided on the outer surface of the helical gear sliding column, the bottom of the arc-shaped limit plate is fixedly connected to the upper surface of the main body support plate, and a magnetic particle detector is fixedly provided on one side of the main body support plate.

[0012] Preferably, a bearing is fixedly provided on the top of the ear plate, the outer circumferential surface of the bearing is fixedly connected to the inner circumferential surface of the top of the ear plate, and the inner circumferential surface of the bearing is fixedly connected to the outer circumferential surface of one end of the helical gear transmission roller.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides an austenitic stainless steel weld hardness detection device, which has the following beneficial effects:

[0015] 1. The austenitic stainless steel weld hardness testing device controls the sliding tooth column meshing with the half gear to slide along the slide groove on the main support plate toward the end of the support sub-plate away from the main support plate and stretch the reset spring, thereby utilizing mechanical automatic powder distribution to improve the efficiency of magnetic powder distribution while ensuring the uniformity of powder distribution, so that the magnetic powder can be normally gathered and avoid negative impact on the test results. It solves the problem that manual powder distribution is easy to cause waste of magnetic powder by spilling, and manual powder distribution is easy to cause uneven powder distribution, which affects the aggregation of magnetic powder and affects the test results.

[0016] 2. The austenitic stainless steel weld hardness testing device can effectively reduce the amount of magnetic powder used in the testing process and reduce the testing cost. The device is not only easy to operate, but also has a long service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the front view structure of the utility model;

[0019] Figure 3 This is a side view of the structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the top view structure of the utility model;

[0021] Figure 5 It is a schematic diagram of the structure of the utility model when viewed from above.

[0022] In the figure: 1 main body support plate, 2 motor, 3 half gear, 4 sliding gear column, 5 return spring, 6 support sub-plate, 7 ear plate, 8 helical gear transmission roller, 9 spur gear, 10 helical gear sliding column, 11 magnetic powder box, 12 arc limit plate, 13 magnetic powder detector, 14 universal wheel, 15 handrail. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-4 , an austenitic stainless steel weld hardness detection device, comprising a main body support plate 1, the top of the main body support plate 1 is fixedly provided with an arc-shaped slide groove, the main body support plate 1 is slidably connected to the bottom of the sliding tooth column 4 through the arc-shaped slide groove, one end of the sliding tooth column 4 close to the reset spring 5 is slidably plugged with the top of the support sub-plate 6, and the provision of the arc-shaped slide groove can avoid movement conflict between the sliding tooth column 4 and the main body support plate 1, the upper surface of the main body support plate 1 is fixedly connected to the bottom of the motor 2, the output shaft of the motor 2 is fixedly connected to the axis of the half gear 3, the teeth on one side of the outer circumferential surface of the half gear 3 are meshed with the teeth on the top of the sliding tooth column 4, one end of the sliding tooth column 4 is fixedly connected to one end of the reset spring 5, and the other end of the reset spring 5 is fixedly connected to the back of the support sub-plate 6 Then, a universal wheel 14 is fixedly provided at the bottom of the supporting sub-plate 6, and a handrail 15 is fixedly provided on one side of the supporting sub-plate 6. The universal wheel 14 is provided to facilitate the control of the device to move along the stainless steel. The upper surface of the supporting sub-plate 6 is fixedly connected to the bottom of the ear plate 7, and a bearing is fixedly provided on the top of the ear plate 7. The outer circumferential surface of the bearing is fixedly connected to the inner circumferential surface of the top of the ear plate 7, and the inner circumferential surface of the bearing is fixedly connected to the outer circumferential surface of one end of the helical gear transmission roller 8. The provision of the bearing can reduce the rotational friction between the ear plate 7 and the helical gear transmission roller 8 and improve the rotation efficiency. The top of the ear plate 7 is rotatably connected to one end of the helical gear transmission roller 8, and the middle part of the helical gear transmission roller 8 is fixedly plugged with the axis of the spur gear 9, and the teeth on the outer circumferential surface of the spur gear 9 are meshed with the teeth on the top of the sliding gear column 4.

[0025] The upper surface of one end of the supporting sub-plate 6 is fixedly connected to the lower surface of the main support plate 1, and the main support plate 1 is slidably connected to the outer surface of the helical gear slide 10 through an arc-shaped hole arranged inside. The outer surface of the helical gear slide 10 is provided with an arc-shaped limit plate 12, and the bottom of the arc-shaped limit plate 12 is fixedly connected to the upper surface of the main support plate 1, and a magnetic particle detector 13 is fixedly arranged on one side of the main support plate 1. The arc-shaped limit plate 12 can be provided to assist in limiting the helical gear slide 10 and maintain the sliding stability of the helical gear slide 10. The magnetic particle detector 13 is provided to facilitate scanning and detecting the weld after marking. The bottom of the helical gear slide 10 is fixedly connected to the upper surface of the magnetic powder box 11, and the teeth on the top of the helical gear slide 10 are meshed with the teeth on the outer circumferential surface of the helical gear transmission roller 8.

[0026] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0027] When in use, align the magnetic powder box 11 with the weld of the stainless steel, push the handrail 15 to make the device move horizontally along the stainless steel while starting the motor 2, and use the motor to drive the half gear 3 to rotate, so as to control the sliding tooth column 4 meshing with the half gear 3 to slide along the slide groove on the main support plate 1 toward the end of the supporting sub-plate 6 away from the main support plate 1 and stretch the reset spring 5, until the half gear 3 rotates to the side without teeth, the meshing of the half gear 3 and the sliding tooth column 4 is released, and the sliding tooth column 4 is slid and reset under the action of the reset spring 5, and the sliding tooth column 4 is controlled to move back and forth in a cyclic reciprocating manner, and then the moving sliding tooth column 4 is used to drive the helical gear transmission roller 8 at the axis of the spur gear 9 to rotate clockwise and counterclockwise, so that the helical gear sliding column 10 meshing with the helical gear transmission roller 8 moves up and down, and then drives the magnetic powder box to cyclically mark the stainless steel, so that the magnetic powder detector 13 uses the magnetic powder automatically applied by the magnetic powder box 11 to identify and detect the stainless steel weld.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An austenitic stainless steel weld hardness detection device, comprising a main support plate (1), characterized in that: The upper surface of the main support plate (1) is fixedly connected to the bottom of the motor (2), the output shaft of the motor (2) is fixedly connected to the axis of the half gear (3), the teeth on one side of the outer circumferential surface of the half gear (3) mesh with the teeth on the top of the sliding tooth column (4), one end of the sliding tooth column (4) is fixedly connected to one end of the return spring (5), the other end of the return spring (5) is fixedly connected to the back of the support sub-plate (6), the upper surface of the support sub-plate (6) is fixedly connected to the bottom of the ear plate (7), the top of the ear plate (7) is rotatably connected to one end of the helical gear transmission roller (8), the middle part of the helical gear transmission roller (8) is fixedly plugged with the axis of the spur gear (9), and the teeth on the outer circumferential surface of the spur gear (9) mesh with the teeth on the top of the sliding tooth column (4); The upper surface of one end of the supporting sub-plate (6) is fixedly connected to the lower surface of the main supporting plate (1); the main supporting plate (1) is slidably connected to the outer surface of the helical toothed sliding column (10) through an arc-shaped hole arranged inside; the bottom of the helical toothed sliding column (10) is fixedly connected to the upper surface of the magnetic powder box (11); the teeth on the top of the helical toothed sliding column (10) mesh with the teeth on the outer circumferential surface of the helical toothed transmission roller (8).

2. The austenitic stainless steel weld hardness detection device according to claim 1, characterized in that: An arc-shaped slide groove is fixedly provided on the top of the main support plate (1), and the main support plate (1) is slidably connected to the bottom of the sliding tooth column (4) through the arc-shaped slide groove, and one end of the sliding tooth column (4) close to the return spring (5) is slidably plugged into the top of the supporting sub-plate (6).

3. The austenitic stainless steel weld hardness detection device according to claim 1, characterized in that: A universal wheel (14) is fixedly provided at the bottom of the supporting sub-plate (6), and a handrail (15) is fixedly provided at one side of the supporting sub-plate (6).

4. The austenitic stainless steel weld hardness detection device according to claim 1, characterized in that: The outer surface of the helical toothed sliding column (10) is provided with an arc-shaped limit plate (12), the bottom of the arc-shaped limit plate (12) is fixedly connected to the upper surface of the main body support plate (1), and a magnetic particle detector (13) is fixedly provided on one side of the main body support plate (1).

5. The austenitic stainless steel weld hardness detection device according to claim 1, characterized in that: A bearing is fixedly arranged on the top of the ear plate (7), the outer circumferential surface of the bearing is fixedly connected to the inner circumferential surface of the top of the ear plate (7), and the inner circumferential surface of the bearing is fixedly connected to the outer circumferential surface of one end of the helical gear transmission roller (8).

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