Tension testing machine convenient to observe and record

Abstract

The utility model provides a tensile testing machine convenient for observation and recording, which comprises a tensile testing machine body, the top of the tensile testing machine body is fixedly connected with a stand column, the outer side of the stand column is respectively provided with an upper cross beam, a protective cover and a connecting mechanism, and a lower cross beam is arranged below the upper cross beam. A bending mechanism is arranged at the top of the tensile testing machine body, an indicating mechanism is arranged on one side of the bending mechanism, a mounting frame is arranged on the outer side of the connecting mechanism, a camera is fixedly connected to one side of the mounting frame, the bending mechanism comprises a placement seat, and a moving block is slidably connected to the top of the placement seat. The tension testing machine convenient to observe and record provided by the utility model solves the problems that after a protective cover of an existing tension testing machine is closed, a user cannot observe the experiment process conveniently, and the user cannot determine the position of a pointer conveniently when a bending experiment is carried out on a material.

Description

Technical Field

[0001] The utility model relates to the field of mechanical experimental equipment, in particular to a tensile testing machine which is convenient for observation and recording. Background Art

[0002] The tensile testing machine is also known as the universal material testing machine. The universal testing machine is a mechanical force testing machine used to perform static load, stretching, compression, bending, shearing, tearing, peeling and other mechanical property tests on various materials. It is suitable for various physical and mechanical property tests of plastic plates, pipes, special-shaped materials, plastic films, rubber, wires and cables, steel, glass fiber and other materials for material development, physical property testing, teaching research, quality control and other indispensable testing equipment.

[0003] At present, when a tensile test is performed on a material through a tensile testing machine, in order to ensure the safety of people around, the test is generally carried out with the protective cover closed. However, after the protective cover is closed, it is not convenient for the user to observe the experimental process, and when the material is subjected to a bending test, it is not convenient for the user to determine the position of the indicator needle. Therefore, it is necessary to provide a tensile testing machine that is easy to observe and record to solve the above technical problems. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a tensile testing machine which is convenient for users to use and easy to observe and record.

[0005] The utility model provides a tensile testing machine that is easy to observe and record, comprising a tensile testing machine body, a column fixedly connected to the top of the tensile testing machine body, an upper crossbeam, a protective cover and a connecting mechanism are respectively arranged on the outer sides of the column, a lower crossbeam is arranged below the upper crossbeam, a bending mechanism is arranged on the top of the tensile testing machine body, an indicating mechanism is arranged on one side of the bending mechanism, a mounting frame is arranged on the outer side of the connecting mechanism, a camera is fixedly connected to one side of the mounting frame, the bending mechanism comprises a placing seat, a moving block is slidably connected to the top of the placing seat, a supporting roller is arranged on the top of the moving block, a moving rod is arranged in the inner cavity of the moving block, and a limiting sleeve is threadedly connected to the outer side of the moving rod.

[0006] As the utility model provides a tensile testing machine that is easy to observe and record, preferably, the connecting mechanism includes a first connecting hoop, the first connecting hoop is located on the outside of the column, one side of the first connecting hoop is rotatably connected to the second connecting hoop, the outsides of the first connecting hoop and the second connecting hoop are fixedly connected to connecting blocks, and the inner cavity of the connecting block is threadedly connected to a connecting bolt.

[0007] As the utility model provides a tensile testing machine that is easy to observe and record, preferably, the connecting mechanism also includes an adjusting rod, one end of which is rotatably connected to a contact plate, and the outer side of the adjusting rod is threadedly connected to the inner cavity of the first connecting hoop.

[0008] As the utility model provides a tensile testing machine that is convenient for observation and recording, preferably, a side of the contact plate away from the adjustment rod is fixedly connected with an anti-skid pad, and an outer side of the anti-skid pad is provided with anti-skid grooves.

[0009] As the utility model provides a tensile testing machine that is easy to observe and record, preferably, the indicating mechanism includes a scale, one side of the scale is fixedly connected to one side of the placement seat, one side of the moving block is fixedly connected to an indicator mark, and the bottom of the indicator mark is fixedly connected to a transparent head.

[0010] As the utility model provides a tensile testing machine that is convenient for observation and recording, preferably, a transparent cover is provided on one side of the mounting frame, and fixing blocks are fixedly connected to both sides of the transparent cover.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The tensile testing machine is convenient for observation and recording. When the block is moved, the indicator mark can move with the moving block. The indicator mark and the transparent head are perpendicular to the side of the scale with scale marks. The transparent head is made of transparent material and will not block the scale marks outside the scale. This makes it convenient for the user to determine the moving distance of the moving block, thereby making it convenient for the user to observe and record the test data. This solves the problem that after the protective cover of the existing tensile testing machine is closed, it is inconvenient for the user to observe the experimental process, and it is inconvenient for the user to determine the position of the indicator needle when the bending test is performed on the material. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A structural schematic diagram of a preferred embodiment of a tensile testing machine provided by the utility model for easy observation and recording;

[0014] Figure 2 It is a top view of the structure of the connection mechanism of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the indicating mechanism of the utility model;

[0016] Figure 4 It is a top view of the structure of the bending mechanism of the utility model.

[0017] Numbers in the figure: 1. tensile testing machine body; 2. column; 3. upper crossbeam; 4. lower crossbeam; 5. protective cover; 6. connecting mechanism; 601. first connecting hoop; 602. second connecting hoop; 603. connecting block; 604. connecting bolt; 605. adjusting rod; 606. contact plate; 7. bending mechanism; 701. placement seat; 702. moving block; 703. supporting roller; 704. moving rod; 705. limiting sleeve; 8. indicating mechanism; 801. scale; 802. indicating mark; 803. transparent head; 9. mounting bracket; 10. camera; 11. anti-slip pad; 12. transparent cover; 13. fixing block. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0019] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in Figure 1 A structural schematic diagram of a preferred embodiment of a tensile testing machine provided by the utility model for easy observation and recording; Figure 2 It is a top view of the structure of the connection mechanism of the utility model; Figure 3 It is a structural schematic diagram of the indicating mechanism of the utility model; Figure 4 The top view of the structure of the bending mechanism of the utility model. A tensile testing machine for easy observation and recording includes a tensile testing machine body 1, a column 2 is fixedly connected to the top of the tensile testing machine body 1, an upper crossbeam 3, a protective cover 5 and a connecting mechanism 6 are respectively arranged on the outer side of the column 2, a lower crossbeam 4 is arranged below the upper crossbeam 3, a bending mechanism 7 is arranged on the top of the tensile testing machine body 1, an indicating mechanism 8 is arranged on one side of the bending mechanism 7, a mounting frame 9 is arranged on the outer side of the connecting mechanism 6, a camera 10 is fixedly connected to one side of the mounting frame 9, and the bending mechanism 7 includes a placement seat 701, a moving block 702 is slidably connected to the top of the placement seat 701, a supporting roller 703 is arranged on the top of the moving block 702, a moving rod 704 is arranged in the inner cavity of the moving block 702, and a limiting sleeve 705 is threadedly connected to the outer side of the moving rod 704.

[0020] It should be noted that: a dovetail groove is provided on the top of the placement seat 701, and a slider is fixedly connected to the bottom of the moving block 702 for use with the dovetail groove on the top of the placement seat 701. The moving block 702 is slidably connected to the placement seat 701 through the slider at the bottom, and by rotating the limit sleeve 705, the limit sleeve 705 can be moved on the moving rod 704, thereby facilitating the adjustment of the limit position of the moving block 702.

[0021] In the specific implementation process, Figure 1 and Figure 2As shown, the connection mechanism 6 includes a first connection hoop 601, the first connection hoop 601 is located on the outside of the column 2, one side of the first connection hoop 601 is rotatably connected to the second connection hoop 602, the outsides of the first connection hoop 601 and the second connection hoop 602 are fixedly connected to a connection block 603, and the inner cavity of the connection block 603 is threadedly connected to a connection bolt 604;

[0022] The connection mechanism 6 further includes an adjustment rod 605, one end of which is rotatably connected to a contact plate 606, and the outer side of the adjustment rod 605 is threadedly connected to the inner cavity of the first connection hoop 601;

[0023] The side of the contact plate 606 away from the adjustment rod 605 is fixedly connected with an anti-skid pad 11, and the outer side of the anti-skid pad 11 is provided with anti-skid patterns;

[0024] A transparent cover 12 is provided on one side of the mounting frame 9 , and fixing blocks 13 are fixedly connected to both sides of the transparent cover 12 .

[0025] It should be noted that: the adjustment rod 605 is directly connected to the contact plate 606 through a rotating shaft, and a stabilizing rod is fixedly connected to one side of the contact plate 606. The outer side of the stabilizing rod is slidably connected to the inner cavity of the first connecting hoop 601, and the mounting frame 9 is fixedly connected to the second connecting hoop 602. After the first connecting hoop 601 and the second connecting hoop 602 are moved to the outside of the column 2, the connecting bolt 604 can be twisted into the connecting block 603 on the outside of the first connecting hoop 601 and the second connecting hoop 602, and then the nut can be twisted into the outside of the connecting bolt 604 to fix the first connecting hoop 601 and the second connecting hoop 602 to the outside of the column 2, thereby completing the installation of the camera 10. The camera 10 should be located between the upper beam 3 and the lower beam 4, and the camera 10 should be connected to the external display device through a wire. When the material is subjected to a tensile test by using this device, the bar material can be moved between the upper beam 3 and the lower beam 4, and then the bar material can be clamped by the clamps at the upper beam 3 and the lower beam 4. The camera 10 is fixed, the protective cover 5 is closed, and the tensile test process of the bar can be observed through the camera 10 in conjunction with the external display device, which is not affected by the protective cover 5, which is convenient for observing the experimental process and ensures the safety of the user. By rotating the adjustment rod 605, the adjustment rod 605 can drive the contact plate 606 to move, so that the contact plate 606 is away from the column 2, and then the user can vertically move the camera 10 on the column 2. After moving the camera 10 to the desired position, the adjustment rod 605 can be returned to its position, which is convenient for the user to adjust the position of the camera 10. By providing the anti-slip pad 11, the friction between the contact plate 606 and the column 2 is increased. By providing the transparent cover 12, the camera 10 can be protected and the service life of the camera 10 is extended. Bolts are provided in the inner cavity of the fixing block 13, and a threaded groove is provided on one side of the mounting frame 9. The transparent cover 12 is fixed to the mounting frame 9 by twisting the bolts in the fixing block 13 into the threaded groove on one side of the mounting frame 9.

[0026] refer to Figure 1 and Figure 3 As shown, the indicating mechanism 8 includes a scale 801, one side of the scale 801 is fixedly connected to one side of the placement seat 701, one side of the moving block 702 is fixedly connected to an indicator mark 802, and the bottom of the indicator mark 802 is fixedly connected to a transparent head 803.

[0027] It should be noted that: when the moving block 702 is moved, the indicator mark 802 can move with the moving block 702, and the indicator mark 802 and the transparent head 803 are perpendicular to the side of the scale 801 with the scale lines, and the transparent head 803 is made of transparent material and will not block the scale lines on the outside of the scale 801, which is convenient for the user to determine the moving distance of the moving block 702, thereby facilitating the user to observe and record the test data.

[0028] The working principle of a tensile testing machine that is convenient for observation and recording provided by the utility model is as follows:

[0029] When using the device, the bar can be moved between the upper crossbeam 3 and the lower crossbeam 4, and then the bar can be fixed by the clamps at the upper crossbeam 3 and the lower crossbeam 4, and the protective cover 5 can be closed. The tensile test process of the bar can be observed through the camera 10 in conjunction with an external display device without being affected by the protective cover 5, which is convenient for observing the experimental process and also ensures the safety of the user. By rotating the adjustment rod 605, the adjustment rod 605 can drive the contact plate 606 to move so that the contact plate 606 is away from the column 2, and then the user can move vertically on the column 2. Move the camera 10. After moving the camera 10 to the desired position, return the adjustment rod 605 to its original position, so that the user can adjust the position of the camera 10. When the moving block 702 is moved, the indicator 802 can move with the moving block 702. The indicator 802 and the transparent head 803 are perpendicular to the side of the scale 801 with the scale lines, and the transparent head 803 is made of transparent material and will not block the scale lines on the outside of the scale 801, so that the user can determine the moving distance of the moving block 702, thereby facilitating the user to observe and record the test data.

[0030] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A tensile testing machine that is easy to observe and record, characterized in that: The invention comprises a tensile testing machine body (1), wherein a column (2) is fixedly connected to the top of the tensile testing machine body (1), an upper crossbeam (3), a protective cover (5) and a connecting mechanism (6) are respectively arranged on the outer side of the column (2), a lower crossbeam (4) is arranged below the upper crossbeam (3), a bending mechanism (7) is arranged on the top of the tensile testing machine body (1), an indicating mechanism (8) is arranged on one side of the bending mechanism (7), a mounting frame (9) is arranged on the outer side of the connecting mechanism (6), a camera (10) is fixedly connected to one side of the mounting frame (9), the bending mechanism (7) comprises a placement seat (701), a moving block (702) is slidably connected to the top of the placement seat (701), a supporting roller (703) is arranged on the top of the moving block (702), a moving rod (704) is arranged in the inner cavity of the moving block (702), and a limiting sleeve (705) is threadedly connected to the outer side of the moving rod (704).

2. The tensile testing machine for easy observation and recording according to claim 1, characterized in that: The connecting mechanism (6) comprises a first connecting hoop (601), the first connecting hoop (601) is located on the outer side of the column (2), one side of the first connecting hoop (601) is rotatably connected to the second connecting hoop (602), the outer sides of the first connecting hoop (601) and the second connecting hoop (602) are fixedly connected to a connecting block (603), and the inner cavity of the connecting block (603) is threadedly connected to a connecting bolt (604).

3. The tensile testing machine for easy observation and recording according to claim 2, characterized in that: The connection mechanism (6) further comprises an adjustment rod (605), one end of which is rotatably connected to a contact plate (606), and the outer side of the adjustment rod (605) is threadedly connected to the inner cavity of the first connection hoop (601).

4. The tensile testing machine for easy observation and recording according to claim 3, characterized in that: A side of the contact plate (606) away from the adjustment rod (605) is fixedly connected to an anti-skid pad (11), and an outer side of the anti-skid pad (11) is provided with anti-skid patterns.

5. The tensile testing machine for easy observation and recording according to claim 1, characterized in that: The indicating mechanism (8) comprises a scale (801), one side of the scale (801) is fixedly connected to one side of the placement seat (701), one side of the moving block (702) is fixedly connected to an indicating mark (802), and the bottom of the indicating mark (802) is fixedly connected to a transparent head (803).

6. The tensile testing machine for easy observation and recording according to claim 1, characterized in that: A transparent cover (12) is provided on one side of the mounting frame (9), and fixing blocks (13) are fixedly connected to both sides of the transparent cover (12).

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