Equipment for testing bending strength of high polymer material
By designing a polymer material bending strength testing device that includes a frame, a fixing mechanism, and a winding mechanism, the problem of expensive equipment was solved, and low-cost, rapid bending strength comparison was achieved.
Patent Information
- Application Number
- CN202423155644.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2034-12-20
AI Technical Summary
In existing technologies, the equipment used to test the flexural strength of polymer materials is expensive and inconvenient to operate, making it difficult to efficiently compare the differences in flexural strength between different materials.
A testing device was designed, comprising a frame, a first fixing mechanism, a tensile gauge, a pull rope, a winding mechanism, and a second fixing mechanism. By fixing the end of the material and using the winding mechanism to raise the tensile gauge, the tensile gauge readings of different materials at the same height are recorded, and the bending strength is compared.
It allows for rapid and accurate comparison of the flexural strength of different polymer materials without the need for expensive equipment, reducing testing costs and improving the convenience and accuracy of operation.
Smart Images
Figure CN223756512U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to high polymer material anti -bending test technical field especially a kind of equipment for testing the anti -bending strength of high polymer material. BACKGROUND
[0002] High polymer material is divided into natural high polymer material and synthetic high polymer material according to source.
[0003] Natural high polymer is the high polymer substance existing in animal, plant and organism, and can be divided into natural fiber, natural resin, natural rubber, animal glue etc. Synthetic high polymer material is mainly to refer to three major synthetic materials of plastic, synthetic rubber and synthetic fiber, in addition to including adhesive, paint and various functional high polymer materials. Synthetic high polymer material has the performance that natural high polymer material does not have or is more superior-small density, higher mechanics, wear resistance, corrosion resistance, electrical insulation, etc.
[0004] In prior art, when comparing the anti-bending strength of different high polymer materials, different high polymer materials are generally tested by testing equipment, so as to obtain the accurate numerical value of the specific anti-bending strength of different high polymer materials, and the difference of the anti-bending strength of different high polymer materials is obtained by numerical comparison. This process generally adopts three-point bending test or four-point test method for evaluation, which is very inconvenient, and the price of testing equipment is expensive.
[0005] Therefore, there is an urgent need for a device for testing the anti-bending strength of high polymer materials to solve the above problems. SUMMARY
[0006] In order to help solve the problems existing in the prior art, the utility model provides a kind of equipment for testing the anti-bending strength of high polymer materials, using the following technical scheme: including: rack, the first fixed mechanism, tension meter, drawstring, winding mechanism and second fixed mechanism are set on the rack;
[0007] The first fixed mechanism is used to fix one end of test material on the rack;
[0008] One end of the drawstring is connected with the tension meter, and the other end is connected with the winding mechanism;
[0009] The second fixed mechanism is arranged on the measuring end of the tension meter, and is used to connect the suspended end of the test material;
[0010] The winding mechanism is arranged above the fixed mechanism, and is used to wind the drawstring.
[0011] Further characterized in that,
[0012] The rack includes a base, and the first fixed mechanism is arranged on the base.
[0013] The rack further comprises a vertical rod arranged on the base and a horizontal rod arranged on the vertical rod, the horizontal rod horizontally suspending above the base, and the winding mechanism is arranged on the horizontal rod.
[0014] The horizontal rod is provided with a sliding rail, and the winding mechanism is arranged on the sliding rail through a pulley.
[0015] The base is provided with a reticle plate on one side of the first fixing mechanism, and the reticle plate is horizontally provided with a reticle close to one side of the first fixing mechanism.
[0016] The reticle is provided with a plurality of reticles arranged in sequence from top to bottom.
[0017] The first fixing mechanism comprises a clamp arranged on the base, and the clamp is used for clamping one end of the test material.
[0018] The second fixing mechanism comprises a fixing hook arranged on the measurement end of the tensile meter.
[0019] The winding mechanism is a hand-cranking winding wheel.
[0020] The tensile meter is vertically arranged.
[0021] The above structure of the utility model can achieve the following beneficial effects:
[0022] During testing, one end of the test material is fixed on the rack through the first fixing mechanism, the other end is fixed on the measurement end of the tensile meter through the second fixing mechanism, then the winding mechanism is used to wind the pull rope above the tensile meter, the height of the tensile meter is raised, the test material is bent, the end of the test material fixed by the second fixing mechanism moves upward, and downward tension is applied to the measurement end of the tensile meter, when the end of the test material fixed by the second fixing mechanism is pulled up to a certain height, the reading displayed by the tensile meter is recorded; by pulling up different test materials to the same height, the readings of the tensile meter are compared, and the differences in the bending strength of different test materials are obtained, without purchasing expensive precision testing equipment, the method is convenient and fast, and the cost is low. BRIEF DESCRIPTION OF DRAWINGS
[0023] Figure 1 is a structural schematic diagram of the utility model.
[0024] Mark: 1, first fixing mechanism; 2, tensile meter; 3, pull rope; 4, winding mechanism; 5, base; 6, vertical rod; 7, horizontal rod; 8, reticle plate; 9, test material. DETAILED DESCRIPTION
[0025] In order to make the person skilled in the art better understand the technical scheme of the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by the person skilled in the art without creative labor should belong to the protection scope of the present application.
[0026] It should be noted that the terms "comprising" and "having" and any variations thereof in the specification and claims of the present application and the above drawings are intended to cover non-exclusive inclusion, for example, a process, method, device, product or equipment comprising a series of steps or units does not have to be limited to the clearly listed steps or units, but can include other steps or units that are not clearly listed or inherent to the process, method, product or equipment.
[0027] The above and other embodiments of the present application will be described in detail below in conjunction with the drawings. Figure 1 The present application will be described in further detail.
[0028] Referring to Figure 1 The device for testing the bending strength of a polymer material comprises a frame, a first fixing mechanism 1, a tension meter 2, a pull rope 3, a winding mechanism 4 and a second fixing mechanism arranged on the frame. The first fixing mechanism 1 is used for fixing one end of a test material on the frame. One end of the pull rope 3 is connected with the tension meter 2, and the other end is connected with the winding mechanism 4. The second fixing mechanism is arranged at the measuring end of the tension meter 2 and is used for connecting the suspended end of the test material. In this way, during testing, one end of the test material 9 (the test material is generally in the form of a strip or a plate) is fixed on the frame through the first fixing mechanism 1, the other end is fixed at the measuring end of the tension meter 2 through the second fixing mechanism, and then the pull rope 3 above the tension meter 2 is wound through the winding mechanism 4, so that the height of the tension meter 2 is raised, the test material 9 is bent, the end of the test material 9 fixed with the second fixing mechanism moves upward, and a downward pulling force is applied to the measuring end of the tension meter 2. When the end of the test material 9 fixed with the second fixing mechanism is pulled up to a certain height, the reading displayed by the tension meter 2 is recorded. By pulling up different test materials 9 to the same height, the readings of the tension meter 2 are compared, and the differences in the bending strength of different test materials 9 are obtained. Without purchasing expensive precision testing equipment, the present application is convenient, fast and low in cost.
[0029] As Figure 1As shown, the rack specifically comprises a base 5, a vertical rod 6 arranged on the base 5, and a horizontal rod 7 arranged on the vertical rod 6, the first fixing mechanism 1 is arranged on the base 5, the horizontal rod 7 is horizontally suspended above the base 5, the horizontal rod 7 is provided with a sliding rail, the winding mechanism 4 is slidingly arranged on the sliding rail through a pulley, in this way, by slidingly arranging the winding mechanism 4 on the horizontally arranged horizontal rod 7, and the length direction of the test material 9 is consistent with the extension direction of the horizontal rod 7, when the end of the test material 9 is pulled up, the winding mechanism 4, the pull rope 3, the tensile tester 2 and the end of the test material 9 are always in the same straight line perpendicular to the horizontal plane (that is, the tensile tester 2 is in the vertical state), so that the test result is more accurate.
[0030] As shown in the figure, Figure 1 The base 5 is provided with a reticle plate 8 on one side of the first fixing mechanism 1, the reticle plate 8 is provided with a reticle on the side close to the first fixing mechanism 1, so that the end of different test materials 9 is pulled up to the same height, which facilitates to ensure the consistency of different test materials 9, and the reticle can be provided with multiple reticles arranged from top to bottom, so as to select different reticles according to different test conditions.
[0031] Further optimization is that, in order to facilitate the fixation of the end of the test material 9, the first fixing mechanism 1 comprises a clamp arranged on the base 5, the clamp is a kind of existing technology, which can be used to clamp one end of the test material, and the second fixing mechanism comprises a fixing hook arranged on the measurement end of the tensile tester 2, when testing, the fixing hook is arranged in the hole reserved at the end of the test material 9, so as to realize the connection between the end of the test material 9 and the measurement end of the tensile tester 2.
[0032] Further optimization is that, the winding mechanism 4 can adopt a hand-cranking winding reel, one end of the pull rope 3 is fixed on the hand-cranking winding reel, the hand-cranking winding reel is rotated to make the pull rope 3 wind around the winding reel of the hand-cranking winding reel, so as to pull up the end of the test material 9.
[0033] In summary, during testing, one end of the test material 9 is fixed on the rack through the first fixing mechanism 1, the other end is fixed on the measurement end of the tensile tester 2 through the second fixing mechanism, then the pull rope 3 above the tensile tester 2 is wound by the winding mechanism 4, so that the height of the tensile tester 2 is raised, the test material 9 is bent, the end of the test material 9 fixed by the second fixing mechanism moves upward, and exerts a downward pulling force on the measurement end of the tensile tester 2, when the end of the test material 9 fixed by the second fixing mechanism is pulled up to a certain height, the reading displayed by the tensile tester 2 is recorded; by pulling up different test materials 9 to the same height, and then comparing the readings of the tensile tester 2, the difference in bending strength of different test materials 9 is obtained, without the need to purchase expensive and precise testing equipment, which is convenient, fast and low in cost.
[0034] The embodiments are only used for explaining the present application, and are not used for limiting the present application, and the person skilled in the art can make the modification of the embodiments without the creative contribution according to the need after reading the description, and as long as the modification is within the scope of the claims of the present application, it is protected by the patent law.
Claims
1. A device for testing the flexural strength of polymer materials, characterized in that, The utility model relates to a tension testing device for testing the tensile strength of test material, comprising: a rack, which is provided with a first fixing mechanism (1), a tension meter (2), a pull rope (3), a winding mechanism (4) and a second fixing mechanism; the first fixing mechanism (1) is used for fixing one end of the test material on the rack; one end of the pull rope (3) is connected with the tension meter (2), and the other end is connected with the winding mechanism (4); the second fixing mechanism is arranged at the measuring end of the tension meter (2) and is used for connecting the suspended end of the test material; the winding mechanism (4) is arranged above the fixing mechanism (1) and is used for winding the pull rope (3).
2. The apparatus for testing the flexural strength of a polymer material according to claim 1, wherein: The rack comprises a base (5), and the first fixing mechanism (1) is arranged on the base (5).
3. The apparatus for testing the flexural strength of a polymeric material according to claim 2, wherein: The rack further comprises a vertical rod (6) arranged on the base (5) and a horizontal rod (7) arranged on the vertical rod (6), the horizontal rod (7) is horizontally suspended above the base (5), and the winding mechanism (4) is arranged on the horizontal rod (7).
4. The apparatus for testing the flexural strength of a polymeric material according to claim 3, wherein: The horizontal rod (7) is provided with a sliding rail, and the winding mechanism (4) is slidably arranged on the sliding rail through a pulley.
5. The apparatus for testing the flexural strength of a polymeric material according to claim 2, wherein: The base (5) is provided with a scale plate (8) on one side of the first fixing mechanism (1), and the scale plate (8) is horizontally provided with a scale line close to one side of the first fixing mechanism (1).
6. The apparatus for testing the flexural strength of a polymeric material according to claim 5, wherein: The scale line is provided with a plurality of scale lines arranged in sequence from top to bottom.
7. The apparatus for testing the flexural strength of a polymeric material according to claim 2, wherein: The first fixing mechanism (1) comprises a clamp arranged on the base (5), and the clamp is used for clamping one end of the test material.
8. The apparatus for testing the flexural strength of a polymeric material according to claim 1, wherein: The second fixing mechanism comprises a fixing hook arranged at the measuring end of the tension meter (2).
9. The apparatus for testing the flexural strength of a polymeric material according to claim 1, wherein: The winding mechanism (4) is a hand-operated winding reel.
10. The apparatus for testing the flexural strength of a polymeric material according to claim 1, wherein: The tension meter (2) is vertically arranged.