Material mechanics tensile experiment device

Abstract

The utility model discloses a material mechanics tensile experiment device which comprises a horizontal bottom plate, the top of the horizontal bottom plate is rotatably connected with a central shaft, the top end of the central shaft is fixedly connected with a circular frame, and the left side of the surface of the circular frame is fixedly connected with an adjusting assembly which is movably installed for a tensile experiment. The adjusting assembly comprises a first extension frame fixedly connected with the circular frame, a mounting groove is formed in the surface of the first extension frame, and an extension block is movably connected to the inner surface of the first extension frame. According to the material mechanics tensile experiment device, by arranging the adjusting assembly and the positioning assembly, the adjusting assembly and the positioning assembly are both arranged outside the circular frame, the moving stroke of a related structure is directly prolonged, the deformation amount during a tensile experiment is guaranteed, meanwhile, an expansion block can move outwards, the expansibility of the device is guaranteed, and the device is convenient to use. And quick disassembly can be achieved only by pushing and pulling the clamping rod, and operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of experimental devices, in particular to a material mechanics tensile experimental device. Background Art

[0002] Tensile testing refers to a test method for determining the properties of materials.

[0003] The utility model with announcement number CN208125494U discloses a material mechanics tensile test device, including a base, a support slip ring and an annular frame, a support vertical plate is arranged above the base, a cavity structure is arranged inside the support vertical plate, a driving gear is arranged inside the cavity structure, the driving gear is rotatably installed in the support vertical plate through a rotating shaft, one end of the rotating shaft passes through the support vertical plate, and the end is connected to a driving mechanism; a support column is arranged on each side of the support vertical plate, the support slip ring is arranged above the support column, and a slide groove is arranged on the inner side of the support slip ring. The beneficial effect is that the material can be subjected to both longitudinal tensile test and transverse tensile test, thereby reducing the purchase cost of the test equipment; the structure is novel and the operation is simple.

[0004] The above-mentioned experimental device can perform tensile tests on transverse and longitudinal materials, but its pulling stroke is extremely short. The short stroke results in smaller deformation. Many materials cannot complete tensile tests when the deformation is small. In addition, the actual tensile test often needs to be tested until the raw material breaks. The breakage of the raw material can easily cause debris to splash, which can easily affect the health of the workers. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a material mechanics tensile testing device, which solves the problem that the pulling stroke is extremely short. The short stroke leads to small deformation, and many materials cannot complete the tensile test when the deformation is small. In addition, the actual tensile test often needs to be tested until the raw material breaks. The breakage of the raw material can easily cause debris to splash, which can easily affect the health of the workers.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a material mechanics tensile test device, including a horizontal bottom plate, the top of the horizontal bottom plate is rotatably connected to a central axis, the top of the central axis is fixedly connected to a circular frame, the left side of the circular frame surface is fixedly connected to an adjustment component for active installation of the tensile test, the adjustment component includes a first extension frame fixedly connected to the circular frame, the surface of the first extension frame is provided with a mounting groove, the inner surface of the first extension frame is movably connected to an expansion block, the surface of the expansion block is provided with a synchronization groove corresponding to the mounting groove, and the synchronization The inner wall of the groove is movably connected with a clamping rod, the top of the expansion block is fixedly connected with a stabilizing frame, one side of the surface of the stabilizing frame is fixedly connected with a guide rod, the surface of the guide rod is movably connected with a guide sleeve, one side of the surface of the guide sleeve is fixedly connected with a clamp, one side of the clamp is fixedly connected with a telescopic rod, one end of the telescopic rod is fixedly connected to one side of the surface of the stabilizing frame, the bottom of the expansion block is fixedly connected with a first supporting telescopic rod, the right side of the circular frame surface is fixedly connected with a positioning component for fixed installation of a tensile experiment, and the surface of the horizontal bottom plate is movably connected with a protective component for protecting experimenters.

[0007] Preferably, the positioning assembly comprises a second extension frame fixedly connected to the right side of the circular frame surface, and reinforcing ribs are arranged on the surface of the second extension frame.

[0008] Preferably, a second supporting telescopic rod is fixedly connected to the surface of the second extension frame, and a fixing frame is fixedly connected to the top end of the second supporting telescopic rod.

[0009] Preferably, a dynamometer is fixedly connected to one side of the surface of the fixing frame, and a protective shell is provided on the surface of the dynamometer.

[0010] Preferably, the protection component includes a sliding groove opened on the top surface of the horizontal bottom plate, and the inner wall of the sliding groove is movably connected to a hardtop protection cover.

[0011] Preferably, handles are fixedly connected to both sides of the hardtop protective cover, and anti-slip bumps are provided on the surfaces of the handles.

[0012] Beneficial Effects

[0013] The utility model provides a material mechanics tensile test device. Compared with the prior art, it has the following beneficial effects:

[0014] (1) The material mechanics tensile test device is fixedly connected to an adjustment component for tensile test movably installed on the left side of the circular frame surface, and the adjustment component includes a first extension frame fixedly connected to the circular frame, a mounting groove is provided on the surface of the first extension frame, an expansion block is movably connected to the inner surface of the first extension frame, a synchronous groove corresponding to the mounting groove is provided on the surface of the expansion block, a clamp is movably connected to the inner wall of the synchronous groove, a stabilizing frame is fixedly connected to the top of the expansion block, a guide rod is fixedly connected to one side of the surface of the stabilizing frame, a guide sleeve is movably connected to the surface of the guide rod, a clamp is fixedly connected to one side of the surface of the guide sleeve, and a tensioning device is fixedly connected to one side of the clamp. The retractable rod, one end of the telescopic rod is fixedly connected to one side of the surface of the stable frame, and the bottom of the expansion block is fixedly connected with the first supporting telescopic rod. The adjustment component and the positioning component are arranged on the outside of the circular frame, and the moving stroke of the relevant structure is directly extended to ensure the deformation amount during the tensile test. At the same time, the expansion block can move outward to ensure the expansibility of the device, and it can be quickly disassembled by pushing and pulling the card rod, which is convenient for operation. When the retractable rod drives the clamp to move, the guide sleeve moves along the guide rod to ensure the stability of the movement during the experiment. The positioning component can stably fix the material to be tested, and the relevant structure is simple and easy to maintain.

[0015] (2) The material mechanics tensile test device includes a second extension frame fixedly connected to the right side of the circular frame surface through a positioning component, a reinforcing rib is arranged on the surface of the second extension frame, a second supporting telescopic rod is fixedly connected to the surface of the second extension frame, the top of the second supporting telescopic rod is fixedly connected to a fixing frame, a tensile gauge is fixedly connected to one side of the surface of the fixing frame, a protective shell is arranged on the surface of the tensile gauge, a protective component includes a sliding groove opened on the top surface of the horizontal bottom plate, a hard top protective cover is movably connected to the inner wall of the sliding groove, both sides of the hard top protective cover are fixedly connected to handles, and anti-slip bumps are arranged on the surface of the handles. Through the setting of the protective component, the device directly isolates the equipment from the staff through the hard top protective cover, and the handle is used to assist in pushing and pulling. The experimental process can effectively prevent debris from splashing onto the body, thereby protecting the health of the body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0017] Figure 2 For this utility model Figure 1 A partial enlarged view of the middle A;

[0018] Figure 3 It is a three-dimensional schematic diagram of the structure of the protection component of the utility model;

[0019] Figure 4 It is a three-dimensional schematic diagram of the structure of the adjustment component of the utility model;

[0020] Figure 5It is a three-dimensional schematic diagram of the positioning component structure of the utility model.

[0021] In the figure: 1. horizontal base plate; 2. central axis; 3. circular frame; 4. adjustment assembly; 41. first extension frame; 42. mounting slot; 43. expansion block; 44. synchronization slot; 45. clamping rod; 46. stabilizing frame; 47. guide rod; 48. guide sleeve; 49. clamp; 410. telescopic rod; 411. first supporting telescopic rod; 5. positioning assembly; 51. second extension frame; 52. second supporting telescopic rod; 53. fixing frame; 54. dynamometer; 6. protection assembly; 61. sliding slot; 62. hardtop protective cover; 63. handle. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-5 , the utility model provides two technical solutions:

[0024] Embodiment 1, a material mechanics tensile test device, including a horizontal base plate 1, the top of the horizontal base plate 1 is rotatably connected to a central axis 2, the top of the central axis 2 is fixedly connected to a circular frame 3, the left side of the surface of the circular frame 3 is fixedly connected to an adjustment component 4 for active installation of the tensile test, the adjustment component 4 includes a first extension frame 41 fixedly connected to the circular frame 3, the surface of the first extension frame 41 is provided with a mounting groove 42, the inner surface of the first extension frame 41 is movably connected to an expansion block 43, the surface of the expansion block 43 is provided with a synchronization groove 44 corresponding to the mounting groove 42, the inner wall of the synchronization groove 44 is movably connected to a clamping rod 45, the top of the expansion block 43 is fixedly connected to a stabilizing frame 46, one side of the surface of the stabilizing frame 46 is fixedly connected to a guide rod 47, one end of the guide rod 47 passes through a fixed frame 53, and the surface of the guide rod 47 is movably connected to the surface of the fixed frame 53, the surface of the guide rod 47 is movably connected to a guide sleeve 48, one side of the surface of the guide sleeve 48 is fixedly connected to a clamp 49, the clamp 49 includes a fixed frame and a screw passing through the fixed frame, the clamp A telescopic rod 410 is fixedly connected to one side of 49, and one end of the telescopic rod 410 is fixedly connected to one side of the surface of the stabilizing frame 46. A first supporting telescopic rod 411 is fixedly connected to the bottom of the expansion block 43. The bottoms of the first supporting telescopic rod 411 and the second supporting telescopic rod 52 are movably connected to the horizontal bottom plate 1. A positioning component 5 for fixed installation in tensile experiments is fixedly connected to the right side of the surface of the circular frame 3. A protective component 6 for protecting experimenters is movably connected to the surface of the horizontal bottom plate 1. By utilizing the settings of the adjustment component 4 and the positioning component 5, the adjustment component 4 and the positioning component 5 are both arranged outside the circular frame 3, directly extending the moving stroke of the relevant structure to ensure the deformation amount during the tensile experiment. At the same time, the expansion block 43 can move outward to ensure the expandability of the device, and can be quickly disassembled by pushing and pulling the card rod 45, which is convenient for operation. When the retracted rod 410 drives the clamp 49 to move, the guide sleeve 48 moves along the guide rod 47 to ensure the stability of movement during the experiment. The positioning component 5 can stably fix the material to be tested, and the relevant structure is simple and easy to maintain.

[0025] Embodiment 2 is mainly different from Embodiment 1 in that: a material mechanics tensile test device, the positioning assembly 5 includes a second extension frame 51 fixedly connected to the right side of the surface of the circular frame 3, the surface of the second extension frame 51 is provided with reinforcing ribs, the surface of the second extension frame 51 is fixedly connected with a second supporting telescopic rod 52, the top of the second supporting telescopic rod 52 is fixedly connected with a fixing frame 53, one side of the surface of the fixing frame 53 is fixedly connected with a tensile gauge 54, the surface of the tensile gauge 54 is provided with a protective shell, one side of the tensile gauge 54 is fixedly connected with a related clamp, and the clamp 49 matching the positioning assembly 5 is fixedly connected with the second extension frame 51. The clamps 49 in the adjustment component 4 are identical and symmetrically arranged. The protection component 6 includes a sliding groove 61 opened on the top surface of the horizontal bottom plate 1. There are four sliding grooves 61, two horizontally and two vertically. The inner wall of the sliding groove 61 is movably connected with a hard top protective cover 62. Both sides of the hard top protective cover 62 are fixedly connected with handles 63. The surface of the handle 63 is provided with anti-slip bumps. Through the setting of the protection component 6, the device directly isolates the equipment from the staff through the hard top protective cover 62, and the handle 63 is used to assist in pushing and pulling. The experimental process can effectively prevent debris from splashing onto the body, thereby protecting the health of the body.

[0026] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0027] During operation, the material to be tested is connected and fixed to the clamps 49 in the adjustment component 4 and the positioning component 5 respectively, and then the handle 63 is pushed to slide the hard top protective cover 62 on the surface of the sliding groove 61, and the hard top protective cover 62 completely covers the experimental structure. The telescopic rod 410 on one side of the stabilizing frame 46 is opened, and the material is pulled by the clamp 49. The guide sleeve 48 moves with the clamp 49, and the guide sleeve 48 slides on the surface of the guide rod 47. The relevant numbers are recorded by the dynamometer 54. When the material breaks, the hard top protective cover 62 covers the experimental structure. The surface protects external staff. When the telescopic rod 410 is retracted to the lowest position and the material is not broken, the expansion block 43 is moved outward to a suitable position, and the clamping rod 45 is inserted into the installation slot 42 and the expansion block 43. The device is fixed. When the material is subjected to a longitudinal mechanical test, the central axis 2 is rotated to ninety degrees, and then the first supporting telescopic rod 411 and the second supporting telescopic rod 52 are extended to contact them with the platform surface. At the same time, the hardtop protective cover 62 is placed horizontally and the operation is continued. When the device work is completely completed, the device is restored.

[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 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. A material mechanics tensile test device, comprising a horizontal bottom plate (1), characterized in that: The top of the horizontal bottom plate (1) is rotatably connected to a central axis (2), the top of the central axis (2) is fixedly connected to a circular frame (3), the left side of the surface of the circular frame (3) is fixedly connected to an adjustment component (4) for movable installation of a tensile test, the adjustment component (4) comprises a first extension frame (41) fixedly connected to the circular frame (3), the surface of the first extension frame (41) is provided with a mounting groove (42), the inner surface of the first extension frame (41) is movably connected to an expansion block (43), the surface of the expansion block (43) is provided with a synchronous groove (44) corresponding to the mounting groove (42), the inner wall of the synchronous groove (44) is movably connected to a clamping rod (45), the top of the expansion block (43) is fixedly connected to A stabilizing frame (46) is connected, one side of the surface of the stabilizing frame (46) is fixedly connected to a guide rod (47), the surface of the guide rod (47) is movably connected to a guide sleeve (48), one side of the surface of the guide sleeve (48) is fixedly connected to a clamp (49), one side of the clamp (49) is fixedly connected to a telescopic rod (410), one end of the telescopic rod (410) is fixedly connected to one side of the surface of the stabilizing frame (46), the bottom of the expansion block (43) is fixedly connected to a first supporting telescopic rod (411), the right side of the surface of the circular frame (3) is fixedly connected to a positioning component (5) for fixed installation of a tensile test, and the surface of the horizontal bottom plate (1) is movably connected to a protective component (6) for protecting experimenters.

2. A material mechanics tensile test device according to claim 1, characterized in that: The positioning assembly (5) comprises a second extension frame (51) fixedly connected to the right side of the surface of the circular frame (3), and reinforcing ribs are arranged on the surface of the second extension frame (51).

3. A material mechanics tensile test device according to claim 2, characterized in that: A second supporting telescopic rod (52) is fixedly connected to the surface of the second extension frame (51), and a fixing frame (53) is fixedly connected to the top end of the second supporting telescopic rod (52).

4. A material mechanics tensile test device according to claim 3, characterized in that: A tension gauge (54) is fixedly connected to one side of the surface of the fixing frame (53), and a protective shell is provided on the surface of the tension gauge (54).

5. A material mechanics tensile test device according to claim 1, characterized in that: The protection component (6) comprises a sliding groove (61) opened on the top surface of the horizontal bottom plate (1), and the inner wall of the sliding groove (61) is movably connected to a hardtop protection cover (62).

6. A material mechanics tensile test device according to claim 5, characterized in that: Both sides of the hardtop protective cover (62) are fixedly connected with handles (63), and the surfaces of the handles (63) are provided with anti-slip bumps.

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