An electronic universal testing machine for microcomputer control

Abstract

The utility model relates to the technical field of universal testing machines, and discloses an electronic universal testing machine for microcomputer control, including a box body, a control panel is fixedly connected to the front side of the box body, a support plate is fixedly connected to the top of the box body, a top plate is fixedly connected to the top of the support plate, a protective mechanism is provided on the top of the box body, a fixing mechanism is provided in the box body, the protective mechanism includes a first connecting plate, the first connecting plate is slidably connected to one side of the support plate, and a protective box is fixedly connected to the bottom of the first connecting plate. This electronic universal testing machine for microcomputer control, through the protective mechanism, when the machine performs a compression test, objects can be placed in the protective box, if the test object is deformed and burst, the protective box can prevent the bursting material from flying out and causing injuries to the operator, and the fixing mechanism can effectively fix materials of different specifications to improve the accuracy of the test results.

Description

Technical Field

[0001] The utility model relates to the technical field of universal testing machines, in particular to an electronic universal testing machine controlled by a microcomputer. Background Art

[0002] Universal testing machine is mainly used for testing the mechanical properties of metals, non-metals, composite materials and products in the form of tension, compression, bending, shearing and other testing equipment. When the universal testing machine is used to test the tensile and shear properties of materials, the specimen is usually made into a dumbbell-shaped spline, and the two ends of the spline are fixed to the upper and lower clamps of the testing machine for tensile testing.

[0003] A Chinese patent with the search announcement number CN215004631U discloses an electronic universal testing machine for microcomputer control, which relates to the field of universal testing machines, and includes a frame, a lifting device and a mounting plate, wherein two mounting plates are provided, and the two mounting plates are respectively arranged vertically and spaced apart on the frame, and the lifting device is arranged on the frame, and the lifting device is used to drive the two mounting plates to move closer to or away from each other, and the two mounting plates are respectively provided with a fixing block, and a fixing groove is provided on one side of the fixing block, and the end of the two fixing grooves close to each other is open, and a clamping assembly is provided in the fixing groove, and the clamping assembly is used to quickly clamp and fix the end of the spline. The present application has the effect of facilitating the clamping and fixing of the two ends of the spline.

[0004] However, this kind of electronic universal testing machine controlled by a microcomputer usually needs to be used for compression testing. When the machine is compressing, the material will be squeezed and deformed. When the material is deformed to a certain extent, the test piece may be crushed, exploded and fly out, affecting the safety of the operator. In addition, if the working box of the machine is damaged during use, it is also a troublesome problem during inspection and maintenance. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the shortcomings of the prior art, the utility model provides an electronic universal testing machine for microcomputer control. The advantage is that when the machine performs a compression test, it can prevent the bursting material from flying out and causing injuries to the operator.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: an electronic universal testing machine for microcomputer control, comprising a box body, a control panel fixedly connected to the front side of the box body, a support plate fixedly connected to the top of the box body, a top plate fixedly connected to the top of the support plate, a protective mechanism provided on the top of the box body, a fixing mechanism provided in the box body, the protective mechanism comprising a first connecting plate, the first connecting plate being slidably connected to one side of the support plate, a protective box being fixedly connected to the bottom of the first connecting plate, a first bidirectional threaded rod being rotatably connected to one side of the support plate through a bearing, a first connecting block being threadedly connected to the first bidirectional threaded rod, a second connecting block being fixedly connected to the top of the first connecting plate, a connecting rod being hinged on the first connecting block, the other end of the connecting rod being hinged to the second connecting block, a first motor being fixedly connected to one side of the support plate through the box body, and the first motor being fixedly connected to the first bidirectional threaded rod through a coupling.

[0009] Preferably, the fixing mechanism includes a second bidirectional threaded rod, which is rotatably connected to both sides of the inner cavity of the box body through bearings, a through groove is provided on the top of the box body, a third connecting block is threadedly connected to the second bidirectional threaded rod, a second connecting plate is fixedly connected to the top of the third connecting block, a fixing rod is fixedly connected to one side of the second connecting plate, and a clamp body is detachably connected to one side of the fixing rod.

[0010] Preferably, a driving assembly is provided in the box body, and the driving assembly includes a mounting block, the mounting block is fixedly connected to the top of the box body cavity, the bottom of the mounting block is fixedly connected to a dual-axis motor, and the dual-axis motor is fixedly connected via a coupling and a second bidirectional threaded rod.

[0011] Preferably, the top of the first connecting block is fixedly connected to a limiting block, and the limiting block is slidably connected to the bottom of the top plate.

[0012] This arrangement can limit the first connecting block, thereby preventing the first connecting block from rotating.

[0013] Preferably, two sides of the inner cavity of the box body are fixedly connected with limiting rods, and the limiting rods are slidably connected to the third connecting block.

[0014] This arrangement can limit the third connecting block and prevent the third connecting block from shaking during movement.

[0015] Preferably, guide blocks are fixedly connected to both sides of the protection box, and the guide blocks are slidably connected to the support plate.

[0016] This arrangement can guide the lifting direction of the protective box.

[0017] (III) Beneficial effects

[0018] Compared with the prior art, the utility model provides an electronic universal testing machine for microcomputer control, which has the following beneficial effects:

[0019] 1. This is an electronic universal testing machine controlled by a microcomputer. Through the protection mechanism, when the machine performs a compression test, the object can be placed in the protection box. If the test object is deformed and burst, the protection box can prevent the bursting material from flying out and causing injuries to the operator.

[0020] 2. This is an electronic universal testing machine controlled by a microcomputer. Through a fixing mechanism, the material to be tested is placed on the top of the box, and then the dual-axis motor is started to make the clamp bodies approach each other, thereby fixing the material. The clamp body and the fixing rod are detachably connected, so that materials of different specifications can be effectively fixed, thereby improving the accuracy of the test results. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0022] Figure 1 This is the front view of the utility model;

[0023] Figure 2 It is a schematic diagram of the structure of the utility model;

[0024] Figure 3 for Figure 2 Enlarged view of part A in the middle;

[0025] Figure 4 for Figure 2 Enlarged view of part B.

[0026] In the figure: 1. box body; 2. control panel; 3. support plate; 4. top plate; 5. protection mechanism; 51. first connecting plate; 52. protection box; 53. first bidirectional threaded rod; 54. first connecting block; 55. second connecting block; 56. connecting rod; 57. first motor; 58. limit block; 6. fixing mechanism; 61. second bidirectional threaded rod; 62. through groove; 63. third connecting block; 64. second connecting plate; 65. fixing rod; 66. fixture body; 67. drive assembly; 671. mounting block; 672. dual-axis motor; 7. limit rod; 8. guide block. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0028] Example 1

[0029] like Figure 1-4 As shown, the utility model provides an electronic universal testing machine for microcomputer control, including a box body 1, a control panel 2 is fixedly connected to the front side of the box body 1, a support plate 3 is fixedly connected to the top of the box body 1, a top plate 4 is fixedly connected to the top of the support plate 3, a protection mechanism 5 is arranged on the top of the box body 1, a fixing mechanism 6 is arranged inside the box body 1, the protection mechanism 5 includes a first connecting plate 51, the first connecting plate 51 is slidably connected to one side of the support plate 3, a protection box 52 is fixedly connected to the bottom of the first connecting plate 51, guide blocks 8 are fixedly connected to both sides of the protection box 52, and the guide blocks 8 are slidably connected to the support plate 3. Such an arrangement can guide the lifting direction of the protection box 52, and the support plate 3 can guide the lifting direction of the protection box 52. One side of the support plate 3 is rotatably connected to a first bidirectional threaded rod 53 through a bearing, and a first connecting block 54 is threadedly connected to the first bidirectional threaded rod 53. A limit block 58 is fixedly connected to the top of the first connecting block 54, and the limit block 58 is slidably connected to the bottom of the top plate 4. This arrangement can limit the first connecting block 54 to prevent the first connecting block 54 from rotating. A second connecting block 55 is fixedly connected to the top of the first connecting plate 51, and a connecting rod 56 is hinged on the first connecting block 54. The other end of the connecting rod 56 is hinged to the second connecting block 55. One side of the support plate 3 is fixedly connected to a first motor 57 through a chassis, and the first motor 57 is fixedly connected to the first bidirectional threaded rod 53 through a coupling.

[0030] In this embodiment, a limiting block 58 is fixedly connected to the top of the first connecting block 54, and the limiting block 58 is slidably connected to the bottom of the top plate 4. This arrangement can limit the first connecting block 54, thereby preventing the first connecting block 54 from rotating. Guide blocks 8 are fixedly connected to both sides of the protective box 52, and the guide blocks 8 are slidably connected to the support plate 3. This arrangement can guide the lifting direction of the protective box 52.

[0031] Example 2

[0032] like Figure 1-4As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the fixing mechanism 6 includes a second bidirectional threaded rod 61, the second bidirectional threaded rod 61 is rotatably connected to both sides of the inner cavity of the box body 1 through a bearing, a through groove 62 is provided on the top of the box body 1, and a third connecting block 63 is threadedly connected to the second bidirectional threaded rod 61, and a limiting rod 7 is fixedly connected to both sides of the inner cavity of the box body 1, and the limiting rod 7 and the third connecting block 63 are slidably connected. In this way, the third connecting block 63 can be limited to prevent the third connecting block from being blocked. Block 63 shakes during movement, and the top of the third connecting block 63 is fixedly connected to the second connecting plate 64, one side of the second connecting plate 64 is fixedly connected to the fixing rod 65, one side of the fixing rod 65 is detachably connected to the clamp body 66, and a driving assembly 67 is arranged in the box body 1, and the driving assembly 67 includes a mounting block 671, and the mounting block 671 is fixedly connected to the top of the inner cavity of the box body 1, and the bottom of the mounting block 671 is fixedly connected to a dual-axis motor 672, and the dual-axis motor 672 is fixedly connected to the second bidirectional threaded rod 61 through a coupling.

[0033] In this embodiment, the limiting rods 7 are fixedly connected on both sides of the inner cavity of the box body 1, and the limiting rods 7 are slidably connected to the third connecting block 63. This arrangement can limit the third connecting block 63 to prevent the third connecting block 63 from shaking during movement.

[0034] The following is a detailed description of the working principle of this electronic universal testing machine controlled by a microcomputer.

[0035] like Figure 1-4 As shown, when in use, the material to be tested is placed on the top of the box body 1, and then the double-axis motor 672 is started, so that the second bidirectional threaded rod 61 fixedly connected to the output end of the double-axis motor 672 rotates, so that the third connecting block 63 threadedly connected to the second bidirectional threaded rod 61 is close to each other, so that the second connecting plate 64 fixedly connected to the third connecting block 63 drives the clamp body 66 to approach each other, thereby fixing the material, and the clamp body 66 and the fixing rod 65 are detachably connected, so that materials of different specifications can be effectively fixed, thereby improving the accuracy of the test results, and the first motor 57 is started, so that and The first bidirectional threaded rod 53 fixedly connected to the output end of the first motor 57 rotates, so that the first connecting block 54 threadedly connected to the first bidirectional threaded rod 53 approaches each other, so that the connecting rod 56 hinged to the first connecting block 54 rotates. Since the other end of the connecting rod 56 is hinged to the second connecting block 55, the second connecting block 55 and the first connecting plate 51 are fixedly connected, so that the first connecting plate 51 drives the protective box 52 to descend, so that when the machine performs a compression test, objects can be placed in the protective box 52. If the test object is deformed and exploded, the protective box 52 can prevent the exploded material from flying out and causing injuries to the operator.

Claims

1. An electronic universal testing machine for microcomputer control, comprising a housing (1), characterized in that: The front side of the box (1) is fixedly connected to a control panel (2); the top of the box (1) is fixedly connected to a support plate (3); the top of the support plate (3) is fixedly connected to a top plate (4); the top of the box (1) is provided with a protection mechanism (5); a fixing mechanism (6) is provided inside the box (1); the protection mechanism (5) comprises a first connecting plate (51); the first connecting plate (51) is slidably connected to one side of the support plate (3); the bottom of the first connecting plate (51) is fixedly connected to a protection box (52); the support plate (3) is fixedly connected to the top plate (53); One side is rotatably connected to a first bidirectional threaded rod (53) via a bearing, a first connecting block (54) is threadedly connected to the first bidirectional threaded rod (53), a second connecting block (55) is fixedly connected to the top of the first connecting plate (51), a connecting rod (56) is hingedly connected to the first connecting block (54), the other end of the connecting rod (56) is hingedly connected to the second connecting block (55), one side of the support plate (3) is fixedly connected to a first motor (57) via a chassis, and the first motor (57) is fixedly connected to the first bidirectional threaded rod (53) via a coupling.

2. The electronic universal testing machine for microcomputer control according to claim 1, characterized in that: The fixing mechanism (6) comprises a second bidirectional threaded rod (61), the second bidirectional threaded rod (61) is rotatably connected to the two sides of the inner cavity of the box body (1) through bearings, the top of the box body (1) is provided with a through groove (62), the second bidirectional threaded rod (61) is threadedly connected to a third connecting block (63), the top of the third connecting block (63) is fixedly connected to a second connecting plate (64), one side of the second connecting plate (64) is fixedly connected to a fixing rod (65), and one side of the fixing rod (65) is detachably connected to a clamp body (66).

3. The electronic universal testing machine for microcomputer control according to claim 1, characterized in that: A driving assembly (67) is arranged in the box body (1), and the driving assembly (67) comprises a mounting block (671), the mounting block (671) is fixedly connected to the top of the inner cavity of the box body (1), and a dual-axis motor (672) is fixedly connected to the bottom of the mounting block (671), and the dual-axis motor (672) is fixedly connected to the second bidirectional threaded rod (61) via a coupling.

4. The electronic universal testing machine for microcomputer control according to claim 1, characterized in that: The top of the first connection block (54) is fixedly connected to a limiting block (58), and the limiting block (58) is slidably connected to the bottom of the top plate (4).

5. The electronic universal testing machine for microcomputer control according to claim 1, characterized in that: Limit rods (7) are fixedly connected to both sides of the inner cavity of the box body (1), and the limit rods (7) are slidably connected to the third connecting block (63).

6. The electronic universal testing machine for microcomputer control according to claim 1, characterized in that: Guide blocks (8) are fixedly connected to both sides of the protection box (52), and the guide blocks (8) are slidably connected to the support plate (3).

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