High polymer material environmental stress cracking resistance testing machine
By adopting a combination of fixed bending structure and constant temperature sink in the polymer material environmental stress cracking test machine, the problem of inconsistent experimental results error and temperature conditions in the prior art is solved, and the accuracy of experimental results and the stability of temperature control are achieved.
Patent Information
- Application Number
- CN202420997963.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-10
- Publication Date
- 2025-03-04
- Estimated Expiration
- 2034-05-10
AI Technical Summary
The prior art is difficult to maintain the accuracy of experimental results and the consistency of temperature conditions in bending tests of polymer materials, resulting in damage to experimental results errors and sample properties.
A polymer material environmental stress cracking test machine is designed, using a combination of a fixed bending structure and a constant temperature sink to ensure the stability of the sample in terms of bending and temperature control.
By setting the fixed bending structure and the constant temperature sink, the accuracy and temperature consistency of the experimental results are ensured, and errors in the experimental results and damage to the sample properties are avoided.
Smart Images
Figure CN222561408U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of polymer material environmental stress cracking resistance test, in particular to a polymer material environmental stress cracking resistance test machine. Background Art
[0002] High molecular materials, also known as polymer materials, are materials composed of high molecular compounds as the matrix and other additives. Natural high molecular materials are high molecular substances existing in animals, plants and organisms, which can be divided into natural fibers, natural resins, natural rubbers, animal glues, etc. Synthetic high molecular materials mainly refer to the three major synthetic materials of plastics, synthetic rubbers and synthetic fibers. In addition, they also include adhesives, coatings and various functional high molecular materials. Environmental stress resistance refers to the ability of materials to remain non-cracking under certain environmental factors (such as temperature, humidity, atmosphere, liquid medium) and stress. It often refers to the ability of polymer specimens or parts that are subjected to multi-axial stress and in contact with the medium to resist brittle cracking on the surface. When the existing technical solutions are used,
[0003] (1) It is difficult to perform the same bending test on polymer materials, which may cause errors in the experimental results;
[0004] (2) It is difficult to provide the same temperature conditions during the test, which can easily affect the material samples.
[0005] In view of the above problems, the utility model provides a polymer material environmental stress cracking resistance testing machine. Utility Model Content
[0006] The purpose of the utility model is to provide a polymer material environmental stress cracking resistance testing machine. The utility model can bend polymer material samples to the same degree through a fixed bending structure, thereby ensuring the invariant of the sample in the experiment and avoiding errors in the experimental results. The temperature in the constant temperature water tank can be maintained through a heater body so that it can be maintained at the temperature required by the test, thereby avoiding damage to the properties of the sample and causing errors in the experimental results, thereby solving the problems in the background technology.
[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a polymer material environmental stress cracking resistance testing machine, comprising a device body, an inner bottom wall of the device body and a protective box fixedly connected, a heater body fixedly connected to the interior of the protective box, a constant temperature water tank fixedly connected to the inner side wall of the device body, a hole opened on the top of the device body, a fixed curved structure fixedly connected to one side of the top of the device body, and a test tube rack placed inside the constant temperature water tank.
[0008] Furthermore, a fixing frame is fixedly connected to the other side of the top of the device body, and a transfer clip is placed inside the fixing frame to achieve a fixing effect.
[0009] Furthermore, a box cover is snap-connected to the top of the device body, and a handle is fixedly connected to the top of the box cover, thereby achieving a protective effect.
[0010] Furthermore, a perspective window is provided on one side of the front face of the device body, and a control display panel is fixedly connected to the other side of the front face of the device body, thereby achieving a perspective effect.
[0011] Furthermore, a door body is hinged on one side of the device body, and a limit lock is fixedly connected to one side of the door body, thereby achieving a limit effect.
[0012] Furthermore, a universal wheel is fixedly connected to the bottom of the device body, and a brake pad is fixedly connected to the inside of the universal wheel, thereby achieving a movable and fixed effect.
[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0014] The utility model provides a polymer material environmental stress cracking resistance testing machine.
[0015] (1) By fixing the bending structure and the setting of the test tube rack, the effect of fixing the variables is achieved during use. The polymer material samples can be bent to the same degree by the fixed bending structure, which can ensure the invariance of the samples in the experiment, avoid errors in the experimental results, and improve the accuracy of the experimental results.
[0016] (2) Through the setting of the heater body and the constant temperature water tank, a constant temperature effect is achieved during use. The temperature in the constant temperature water tank can be maintained by the heater body so that it can be maintained at the temperature required by the test, thereby avoiding damage to the properties of the sample and causing errors in the experimental results. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a schematic diagram of the device body of the utility model;
[0018] Figure 2 This is a schematic diagram of the transfer clamp of the utility model;
[0019] Figure 3 This is a schematic diagram of a constant temperature water tank of the utility model;
[0020] Figure 4 It is a schematic diagram of a test tube rack of the utility model.
[0021] In the figure: 1. Device body; 2. Protection box; 3. Heater body; 4. Constant temperature water tank; 5. Holes; 6. Fixed bending structure; 601. Fixed frame; 602. Bolts; 603. Support column; 604. Press plate; 605. Telescopic column; 7. Test tube rack; 8. Fixed frame; 9. Transfer clamp; 10. Box cover; 11. Handle; 12. Perspective window; 13. Control display panel; 14. Door body; 15. Limit lock; 16. Universal wheel. 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] In order to solve the problem of how to effectively locate and adjust the technology, such as Figure 1-4 As shown, the following preferred technical solutions are provided:
[0024] A polymer material environmental stress cracking tester comprises a device body 1, an inner bottom wall of the device body 1 is fixedly connected with a protection box 2, a heater body 3 can be protected inside the protection box 2 by the setting of the protection box 2, and the heater body 3 is prevented from being exposed to the outside and damaged, thereby achieving a protective effect, a heater body 3 is fixedly connected inside the protection box 2, and the heater body 3 can be maintained through the heater body 3 to maintain the temperature in a constant temperature water tank 4, so that the temperature required by the test can be maintained, and the properties of the sample can be prevented from being damaged, which will cause errors in the experimental results, thereby achieving a constant temperature effect. The device body 1 has a constant temperature water tank 4 fixedly connected to the inner wall thereof, a hole 5 is provided on the top of the device body 1, and a fixed bending structure 6 is fixedly connected to one side of the top of the device body 1. By setting the fixed bending structure 6, the samples of polymer materials can be bent to the same degree through the fixed bending structure 6, which can ensure the invariant of the samples in the experiment, avoid errors in the experimental results, and improve the accuracy of the experimental results, thereby achieving a fixed effect. A test tube rack 7 is placed inside the constant temperature water tank 4. By setting the test tube rack 7, the test tubes can be neatly arranged, thereby achieving a fixed placement effect.
[0025] Specifically, the staff can move the device through the universal wheel 16, and then transfer the cut samples to be tested to the fixed bending structure 6 through the transfer clamp 9, and fix the samples on the fixed bending structure 6 through the sliding block so that the samples can have the same bending degree.
[0026] Further, such as Figure 2As shown, the following preferred technical solutions are provided:
[0027] A fixed frame 8 is fixedly connected to the other side of the top of the device body 1, and a transfer clamp 9 is placed inside the fixed frame 8. The purpose of this design is to move and place the sample through the transfer clamp 9 to avoid contamination of the sample, thereby achieving the effect of transfer.
[0028] Further, such as Figure 2 As shown, the following preferred technical solutions are provided:
[0029] A box cover 10 is clamped on the top of the device body 1, and a handle 11 is fixedly connected to the top of the box cover 10. The purpose of this design is to block the hole 5 through the box cover 10, thereby achieving a protective effect.
[0030] Further, such as Figure 2 As shown, the following preferred technical solutions are provided:
[0031] A perspective window 12 is provided on one side of the front of the device body 1, and a control display panel 13 is fixedly connected to the other side of the front of the device body 1. The purpose of this design is to observe the test sample through the perspective window 12, thereby achieving the observation effect.
[0032] Further, such as Figure 2 As shown, the following preferred technical solutions are provided:
[0033] A door body 14 is hinged on one side of the device body 1, and a limit lock 15 is fixedly connected to one side of the door body 14. The purpose of this design is to control the door body 14 through the limit lock 15, thereby achieving a limiting effect.
[0034] Further, such as Figure 2 As shown, the following preferred technical solutions are provided:
[0035] A universal wheel 16 is fixedly connected to the bottom of the device body 1, and a brake pad is fixedly connected to the inside of the universal wheel 16. The purpose of this design is to move the device through the universal wheel 16, thereby achieving a moving effect.
[0036] Embodiment 1;
[0037] See also Figure 3 The fixed bending structure 6 includes a fixing frame 601 fixedly connected to the top of the device body 1, a bolt 602 is threadedly connected to the top of the fixing frame 601, and a support column 603 is fixedly connected to the top of the fixing frame 601. The fixing frame 601 and the support column 603 can fix the sample to avoid displacement or falling off during bending;
[0038] Embodiment 2:
[0039] See also Figure 3 The fixed bending structure 6 includes a pressing plate 604 slidably connected to one side of the fixing frame 601, and a telescopic column 605 is fixedly connected to the top of the pressing plate 604. The telescopic column 605 can control the distance of the pressing plate 604 to ensure the same bending degree of the sample;
[0040] In summary:
[0041] 1. The staff can move the device through the universal wheel 16, and then transfer the cut samples to be tested to the fixed bending structure 6 through the transfer clamp 9, and fix the samples on the fixed bending structure 6 through the sliding block so that the samples can have the same bending degree;
[0042] 2. Then, the bent sample is placed inside the test tube through the transport clamp 9, and the heater body 3 is started through the control display panel 13. The heater body 3 can control the temperature inside the constant temperature water tank 4. When the temperature is reached, the test tube can be placed on the test tube rack 7, and the test tube rack 7 is placed inside the device body 1;
[0043] 3. The degree of cracks in the sample can be directly observed through the perspective window 12 , and the internal temperature can be controlled by controlling the display panel 13 .
[0044] 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.
[0045] 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 polymer material environmental stress cracking resistance testing machine, comprising a device body (1), characterized in that: The inner bottom wall of the device body (1) is fixedly connected to a protection box (2), the interior of the protection box (2) is fixedly connected to a heater body (3), the inner side wall of the device body (1) is fixedly connected to a constant temperature water tank (4), a hole (5) is provided on the top of the device body (1), a fixed curved structure (6) is fixedly connected to one side of the top of the device body (1), and a test tube rack (7) is placed inside the constant temperature water tank (4).
2. A polymer material environmental stress cracking resistance testing machine according to claim 1, characterized in that: A fixing frame (8) is fixedly connected to the other side of the top of the device body (1), and a transfer clamp (9) is placed inside the fixing frame (8).
3. The polymer material environmental stress cracking resistance testing machine according to claim 1, characterized in that: A box cover (10) is snap-connected to the top of the device body (1), and a handle (11) is fixedly connected to the top of the box cover (10).
4. The polymer material environmental stress cracking resistance testing machine according to claim 1, characterized in that: A perspective window (12) is provided on one side of the front face of the device body (1), and a control display panel (13) is fixedly connected to the other side of the front face of the device body (1).
5. The polymer material environmental stress cracking resistance testing machine according to claim 1, characterized in that: A door body (14) is hingedly connected to one side of the device body (1), and a limit lock (15) is fixedly connected to one side of the door body (14).
6. The polymer material environmental stress cracking resistance testing machine according to claim 1, characterized in that: A universal wheel (16) is fixedly connected to the bottom of the device body (1), and a brake pad is fixedly connected inside the universal wheel (16).