Mechanical testing device with adjustable testing height

Abstract

The utility model relates to the technical field of mechanical testing, and discloses a mechanical testing device with adjustable testing height, which comprises a base assembly and a measuring assembly, the base assembly comprises a placing piece and a base plate arranged on the upper side of the placing piece, and a vertical plate is arranged on the placing piece; the measuring assembly comprises a portable mechanical property detector and a mounting piece connected to one end of the portable mechanical property detector, and sliding blocks are connected to the two ends of the mounting piece; the placing piece comprises a bottom plate and a gasket arranged in the bottom plate, and the bottom plate is connected with an adjusting supporting leg; the mounting piece comprises a top plate and a mounting groove formed in one side of the top plate, a mounting connector is formed in the mounting connector, and a fixing screw rod is arranged on the top plate; the problems that in the prior art, the height between a tester and a test piece cannot be adjusted according to the size of the test piece, use is not convenient and fast enough, and the test cost is high and the precision and the test range are large due to the fact that too many base plates are added are solved.

Description

Technical Field

[0001] This utility model relates to the field of mechanical testing technology, and in particular to a mechanical testing device with adjustable testing height. Background Technology

[0002] In the field of materials mechanical property testing, portable indentation mechanical testers are widely used in laboratories and industrial sites due to their non-destructive testing characteristics, and can quickly obtain key parameters such as tensile strength, yield strength, and elastic modulus of samples.

[0003] During laboratory testing, we often encounter test blocks of various sizes and specifications with a wide range of heights. Many different sizes of pads are needed for measurement. Adding too many pads can cause testing errors and affect the accuracy of the test. In addition, we need to prepare many types of pads with various specifications and high processing precision requirements, which increases the testing cost. Utility Model Content

[0004] The purpose of this invention is to provide a mechanical testing device with adjustable testing height to solve the problems in the prior art, such as the inability to adjust the height between the testing instrument and the test specimen according to the specimen size, the inconvenience and speed of use, and the high testing cost, accuracy and testing range caused by adding too many pads.

[0005] To achieve the above objectives, the present invention provides the following technical solution: a mechanical testing device with adjustable testing height, comprising a base assembly and a measuring assembly, wherein the base assembly includes a placement component and a pad mounted on the upper side of the placement component, and a vertical plate is provided on the placement component;

[0006] The measuring component includes a portable mechanical property testing instrument and a mounting component connected to one end of the portable mechanical property testing instrument. Both ends of the mounting component are connected to sliders, and the sliders are provided with adjustment components.

[0007] Preferably, the placement component includes a base plate and a pad disposed inside the base plate, and an adjustable support foot is connected to the base plate.

[0008] Preferably, one end of the adjusting support foot is provided with a threaded structure, and the adjusting support foot is fixedly connected to the base plate by a thread.

[0009] Preferably, the mounting component includes a top plate and a mounting groove formed on one side of the top plate, and the mounting interface is provided with a mounting interface, and a fixing screw is provided on the top plate.

[0010] Preferably, the fixing screws are provided at all four corners of the top plate, and the fixing screws are used to fix the top plate and the slider.

[0011] Preferably, the adjusting component includes an adjusting screw and scale lines on the adjusting screw, and one end of the adjusting screw is fixedly connected to a plug rod, and a flange nut is connected to the adjusting screw.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] 1. The base assembly has connection holes on the base plate, and bolts are used to fix the pad to the base plate to prevent the test piece from wearing the base plate and affecting the accuracy. At the same time, the pad can be replaced, making it more convenient to use. The adjustable support feet are connected to the base plate by thread. The position of the adjustable support feet can be adjusted by threading, thereby stabilizing the device and preventing shaking.

[0014] 2. By setting up mounting parts and adjusting parts, the distance between the mounting parts and the placement parts can be adjusted to test samples of different heights; the flange nuts are threaded on the adjusting screw, and the height of the slider is adjusted by setting flange nuts on both the upper and lower sides of the slider, thereby adjusting the position of the portable mechanical property tester and the mounting parts to accommodate samples of different heights. At the same time, a scale line is set on the adjusting screw, and the adjustment height is ensured by the scale line during adjustment. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Figure 2 This is an exploded structural diagram of the adjusting component in this utility model;

[0017] Figure 3 This is an exploded structural diagram of the mounting component in this utility model;

[0018] Figure 4 This is a cross-sectional structural diagram of the placement component in this utility model.

[0019] In the diagram: 10. Base assembly; 11. Placement component; 111. Base plate; 112. Shim; 113. Adjustable support foot; 12. Pad plate; 13. Vertical plate; 20. Measuring component; 21. Portable mechanical property testing instrument; 22. Mounting component; 221. Top plate; 222. Mounting groove; 223. Mounting interface; 224. Fixing screw; 23. Adjusting component; 231. Adjusting screw; 232. Scale line; 233. Connecting rod; 234. Flange nut; 24. Slider. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] Please see Figures 1-4 This utility model provides a technical solution: a test height adjustable mechanical testing device, including a base assembly 10 and a measuring assembly 20. The base assembly 10 includes a placement component 11 and a pad 12 installed on the upper side of the placement component 11. A vertical plate 13 is provided on the placement component 11. The pad 12 is fixedly installed on the placement component 11 by bolts and can be disassembled and replaced. The vertical plate 13 is symmetrically fixed on the placement component 11. A flat light hole is provided on the vertical plate 13, and a round hole is provided at the bottom end of the flat light hole.

[0022] The placement component 11 includes a base plate 111 and a shim 112 disposed inside the base plate 111. An adjustable support foot 113 is connected to the base plate 111. The shim 112 is disposed inside the base plate 111 and is connected to the round hole at the bottom end of the flat optical hole in the upright plate 13. One end of the adjustable support foot 113 is provided with a threaded structure, and the adjustable support foot 113 is threadedly fixed to the base plate 111. Through the threaded connection, the high position of the adjustable support foot 113 on the base plate 111 can be adjusted. In addition, the positions of the four corner adjustable support feet 113 can be adjusted as needed to avoid the device shaking due to uneven placement surface, which would affect the test accuracy.

[0023] The measuring component 20 includes a portable mechanical property testing instrument 21 and a mounting component 22 connected to one end of the portable mechanical property testing instrument 21. Both ends of the mounting component 22 are connected to sliders 24, and the sliders 24 are provided with adjusting components 23. The portable mechanical property testing instrument 21 is fixedly connected to the mounting component 22 by bolts, and the portable mechanical property testing instrument 21 can be disassembled. The mounting component 22 is fixedly connected to the sliders 24. The sliders 24 are fixedly connected to the adjusting component 23 by the connection between the adjusting component 23 and the upright plate 13. The adjusting component 23 is used to adjust the height position of the mounting component 22, thereby adjusting the position of the portable mechanical property testing instrument 21.

[0024] Mounting component 22 includes a top plate 221 and a mounting groove 222 on one side of the top plate 221. The mounting interface 223 is provided in the mounting interface 223. The top plate 221 is provided with fixing screws 224. The fixing screws 224 are provided at all four corners of the top plate 221. The fixing screws 224 are used to fix the top plate 221 and the slider 24. The mounting interface 223 on the mounting groove 222 is used to install the portable mechanical performance tester 21, ensuring that the portable mechanical performance tester 21 is accurately installed on the top plate 221.

[0025] The adjusting component 23 includes an adjusting screw 231 and a scale line 232 on the adjusting screw 231. One end of the adjusting screw 231 is fixedly connected to a plug rod 233, and a flange nut 234 is connected to the adjusting screw 231. The adjusting screw 231 and the plug rod 233 are fixedly connected. The plug rod 233 is flat and can be inserted into a flat light hole on the upright plate 13. Then, the adjusting component 23 is fixedly connected to the upright plate 13 by using a washer 112 with a round hole at the bottom of the flat light hole in the upright plate 13 and bolts.

[0026] The slider 24 is provided with a light hole and is connected to the adjusting screw 231. The flange nut 234 is threaded to the adjusting screw 231 and is provided at both the upper and lower ends of the slider 24. By rotating the flange nut 234, the slider 24 can be moved up and down on the adjusting screw 231. At the same time, the engagement of the plug rod 233 with the flat light hole on the vertical plate 13 can ensure that the adjusting screw 231 will not rotate. The scale line 232 can ensure the consistency of the adjustment height.

[0027] The working principle and usage process of this utility model are as follows: When in use, the portable mechanical performance testing instrument 21 is installed on the top plate 221 using bolts, and the top plate 221 and the slider 24 are fixed together using fixing screws 224. The slider 24 is sleeved on the adjusting screw 231. At the same time, the plug rod 233 is plugged into the upright plate 13 using bolts and washers 112. The stability of the device is ensured by adjusting the adjusting support foot 113.

[0028] Based on the measured sample, rotate the flange nut 234, and use the connection of the plug rod 233 to the flat light hole on the vertical plate 13 to control the adjusting screw 231 from rotating synchronously. Use the threaded connection between the adjusting screw 231 and the flange nut 234 to adjust the position of the slider 24 on the adjusting screw 231, thereby adjusting the height position of the portable mechanical property tester 21. At the same time, the scale line 232 set on the adjusting screw 231 is used to ensure the consistency of the adjusted height.

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

Claims

1. A height-adjustable mechanical testing device, comprising a base assembly (10) and a measuring assembly (20), characterized in that: The base assembly (10) includes a placement member (11) and a pad (12) mounted on the upper side of the placement member (11), and a vertical plate (13) is provided on the placement member (11); The measuring component (20) includes a portable mechanical property tester (21) and a mounting component (22) connected to one end of the portable mechanical property tester (21). Both ends of the mounting component (22) are connected to sliders (24), and the sliders (24) are provided with adjusting components (23).

2. The height-adjustable mechanical testing device according to claim 1, characterized in that: The placement component (11) includes a base plate (111) and a gasket (112) disposed inside the base plate (111), and an adjustable support foot (113) is connected to the base plate (111).

3. The height-adjustable mechanical testing device according to claim 2, characterized in that: One end of the adjustable support foot (113) is provided with a threaded structure, and the adjustable support foot (113) is fixedly connected to the base plate (111) by a thread.

4. The adjustable-height mechanical testing device according to claim 3, characterized in that: The mounting component (22) includes a top plate (221) and a mounting groove (222) formed on one side of the top plate (221), and a mounting interface (223) is provided in the mounting interface (223). A fixing screw (224) is provided on the top plate (221).

5. The adjustable-height mechanical testing device according to claim 4, characterized in that: The fixing screws (224) are provided at all four corners of the top plate (221), and the fixing screws (224) are used to fix the connection between the top plate (221) and the slider (24).

6. The adjustable-height mechanical testing device according to claim 5, characterized in that: The adjusting component (23) includes an adjusting screw (231) and a scale line (232) on the adjusting screw (231), and a plug rod (233) is fixedly connected to one end of the adjusting screw (231), and a flange nut (234) is connected to the adjusting screw (231).

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