Device for detecting physical properties of modified plastic

Abstract

The utility model discloses a physical property detection device for modified plastics. The physical property detection device comprises a supporting base; the device has the advantages that the bidirectional lead screw, the movable sliding blocks and the clamping plates are arranged, the bidirectional lead screw drives the movable sliding blocks symmetrically arranged on the outer side to move when rotating, and the movable sliding blocks drive the clamping plates connected to the bottom box to move when moving; the two ends of a modified plastic test sample strip are clamped and fixed through an anti-skid pad between two clamping plates, a tensile test is conveniently carried out, a first motor is arranged, the output end of the first motor drives a rotating disc and a connecting bottom box at the bottom to rotate, the rotating angle of the other connecting bottom box is fixed, and the test efficiency is improved. The sample strip is rotated through the clamping plate and the non-slip mat, and the tensile property is detected after torsion.

Description

Technical Field

[0001] The utility model relates to the technical field of physical property detection, in particular to a physical property detection device for modified plastics. Background Technique

[0002] Modified plastics refer to plastic products that are processed and modified physically or chemically on the basis of general plastics and engineering plastics to improve one or several aspects of their performance. Through different modification methods, modified plastics have achieved a significant improvement in the original plastic performance, thus meeting the special requirements of different fields for material performance. The physical property detection of modified plastics is an important link to ensure product quality and meet specific application requirements. Commonly, tensile tests are carried out on modified plastics to determine the basic physical properties of polymer materials, including tensile strength, elongation at break, etc. The two ends of the modified plastic spline are fixed, and an axial tensile load is applied until it is damaged, and the relationship between stress and strain is recorded. However, the existing physical property detection of modified plastics can only adjust the tensile direction they bear, and the tensile conditions of each modified plastic spline after torsion are also different, and the physical property detection is not comprehensive enough. Content of the Utility Model

[0003] The purpose of the utility model is to provide a physical property detection device for modified plastics to solve the problem that the existing physical property detection of modified plastics can only adjust the tensile direction they bear, the tensile conditions of each modified plastic spline after torsion are also different, and the physical property detection is not comprehensive enough as mentioned in the above background technique.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A physical property detection device for modified plastics, comprising:

[0005] A support base;

[0006] A support top frame, which is arranged on one side of the support base;

[0007] A fixed side frame, which is arranged on one side of the support top frame;

[0008] A hydraulic cylinder, which is installed on the top of the fixed side frame;

[0009] A sliding seat, which is arranged at the output end of the hydraulic cylinder;

[0010] A fixed base, which is arranged at the bottom of the sliding seat;

[0011] A tensile force sensor, which is installed at the bottom of the fixed base;

[0012] Fixed bottom box, the fixed bottom box is installed at the bottom of the tension sensor, a rotating disk is rotatably arranged at the bottom of the fixed bottom box, and connecting bottom boxes are symmetrically arranged between the rotating disk and the support base. The top of one of the connecting bottom boxes is fixedly connected to the rotating disk, and the bottom of the other connecting bottom box is fixedly connected to the support base;

[0013] Clamping plates, the clamping plates are symmetrically and slidably arranged on the connecting bottom box.

[0014] As a preferred embodiment of the present invention: It further includes a bidirectional lead screw, the bidirectional lead screw is rotatably arranged inside the connecting bottom box, symmetrically threaded connection with moving sliders is arranged on the outer side of the bidirectional lead screw, the moving sliders are slidably connected to the connecting bottom box, one side of the moving slider is fixedly connected to the clamping plate, and a second motor is installed on one side of the connecting bottom box, and the output end of the second motor is fixedly connected to the bidirectional lead screw.

[0015] As a preferred embodiment of the present invention: The top of the fixed bottom box is symmetrically and fixedly connected with limit sliding plates, and the limit sliding plates are slidably connected to the fixed base.

[0016] As a preferred embodiment of the present invention: Guide rods are symmetrically and slidably arranged inside the sliding seat, the top end of the guide rod is connected to the fixed side frame, and the bottom end of the guide rod is fixedly connected to the support base.

[0017] As a preferred embodiment of the present invention: Anti-slip pads are fixedly connected to the inner sides of the clamping plates.

[0018] As a preferred embodiment of the present invention: A first motor is installed inside the fixed bottom box, and the output end of the first motor is fixedly connected to the rotating disk.

[0019] Compared with the prior art, the beneficial effects of the present invention are: By setting the bidirectional lead screw, moving sliders and clamping plates, when the bidirectional lead screw rotates, it drives the symmetrically arranged moving sliders on the outer side to move. When the moving sliders move, they drive the clamping plates on the connecting bottom box to move. The anti-slip pads between the two clamping plates are used to clamp and fix both ends of the sample strip for the modified plastic test, which is convenient for tensile testing. By setting the first motor, the output end of the first motor drives the rotating disk and the connecting bottom box at the bottom to rotate. The rotation angle of the other connecting bottom box is fixed, and the sample strip is rotated by the clamping plates and anti-slip pads for torsional tensile performance detection. Description of the Drawings

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0021] Figure 2 It is a bottom view of the present invention;

[0022] Figure 3Schematic diagram of the partial internal structure of the present utility model;

[0023] Figure 4 Schematic diagram of the internal structure of the fixed base of the present utility model.

[0024] In the figure: 1, support base; 2, support top frame; 3, fixed side frame; 4, hydraulic cylinder; 5, sliding seat; 6, guide rod; 7, fixed base; 8, limit slide plate; 9, fixed bottom box; 10, tension sensor; 11, first motor; 12, rotating disc; 13, connecting bottom box; 14, bidirectional lead screw; 15, moving slider; 16, second motor; 17, clamping plate; 18, anti-slip pad. Specific embodiments

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0026] Please refer to Figures 1 to 4 , the present utility model provides a technical solution: a modified plastic physical property detection device, including: a support base 1; a support top frame 2 fixedly connected to one side of the support base 1; a fixed side frame 3 fixedly connected to one side of the support top frame 2; a hydraulic cylinder 4 installed on the top of the fixed side frame 3; a sliding seat 5 fixedly connected to the output end of the hydraulic cylinder 4; a fixed base 7 fixedly connected to the bottom of the sliding seat 5; a tension sensor 10 installed at the bottom of the fixed base 7; a fixed bottom box 9 installed at the bottom of the tension sensor 10, and a rotating disc 12 is rotatably provided at the bottom of the fixed bottom box 9. Connecting bottom boxes 13 are symmetrically arranged between the rotating disc 12 and the support base 1. The top of one connecting bottom box 13 is fixedly connected to the rotating disc 12, and the bottom of the other connecting bottom box 13 is fixedly connected to the support base 1; clamping plates 17 are symmetrically and slidably arranged on the connecting bottom box 13.

[0027] It can be understood that the utility model is powered on through an external power supply and the device is powered on through an external controller. The spline is placed between two clamping plates 17 and anti-slip pads 18. The output end of the second motor 16 drives the bidirectional lead screw 14 to rotate. When the bidirectional lead screw 14 rotates, it drives the outer moving sliders 15 to move. When the moving sliders 15 move, they drive the clamping plates 17 and anti-slip pads 18 to move. The modified plastic spline is clamped and fixed by the two anti-slip pads 18. Then, the output end of the hydraulic cylinder 4 drives the sliding seat 5 and the fixed base 7 to move upward. The fixed base 7 drives the limit sliding plate 8, the tension sensor 10 and the fixed bottom box 9 to move upward. The fixed bottom box 9 drives the rotating disc 12 and the connecting bottom box 13 at the bottom to move upward. The modified plastic spline clamped by the anti-slip pad 18 at the bottom of one of the connecting bottom boxes 13 is stretched. The limit sliding plate 8 slides in the fixed base 7. The fixed base 7 is connected to the fixed bottom box 9 through the tension sensor 10. When stretching, the tension sensor 10 detects the stretching force value to perform a stretching test on the modified plastic spline. The output end of the first motor 11 drives the rotating disc 12 and the connecting bottom box 13 at the bottom to rotate, so as to perform a torsional and tensile detection process on the modified plastic spline. After the modified plastic spline is twisted, the physical properties of the modified plastic spline are tested by stretching.

[0028] Please refer to Figures 2 to 4 It further includes a bidirectional lead screw 14. The bidirectional lead screw 14 is rotatably arranged inside the connecting bottom box 13. The outer sides of the bidirectional lead screw 14 are symmetrically threadedly connected with moving sliders 15. The moving sliders 15 are slidably connected to the connecting bottom box 13. One side of the moving slider 15 is fixedly connected to the clamping plate 17. A second motor 16 is installed on one side of the connecting bottom box 13. The output end of the second motor 16 is fixedly connected to the bidirectional lead screw 14.

[0029] It can be understood that the output end of the second motor 16 of the utility model drives the bidirectional lead screw 14 to rotate. When the bidirectional lead screw 14 rotates, it drives the outer moving sliders 15 to move. When the moving sliders 15 move, they drive the clamping plate 17 on the connecting bottom box 13 to move, completing the clamping and fixing work before the stretching test of the spline.

[0030] Please refer to Figures 1 to 4 As shown in [figure number], symmetrically fixed on the top of the fixed bottom box 9 are limit sliding plates 8, and the limit sliding plates 8 are slidably connected to the fixed base 7.

[0031] It can be understood that the limit sliding plates 8 of the utility model are slidably limited inside the fixed base 7. The fixed bottom box 9 is fixedly connected to the bottom of the limit sliding plates 8. The fixed base 7 and the fixed bottom box 9 are connected through the tension sensor 10.

[0032] Please refer to Figures 1 to 4, guide rods 6 are symmetrically and slidably arranged inside the sliding seat 5. The top end of the guide rod 6 is connected to the fixed side frame 3, and the bottom end of the guide rod 6 is fixedly connected to the support base 1.

[0033] It can be understood that the present utility model limits the up-and-down adjustment position of the sliding seat 5 through the guide rod 6 inside the sliding seat 5, improving the stability of the up-and-down adjustment of the sliding seat 5.

[0034] Please refer to Figures 3 to 4 , an anti-slip pad 18 is fixedly connected to the inner side of the clamping plate 17.

[0035] It can be understood that the present utility model clamps and fixes the spline used in the tensile test through the anti-slip pad 18 on the inner side of the clamping plate 17.

[0036] Please refer to Figure 3 , a first motor 11 is installed inside the fixed bottom box 9, and the output end of the first motor 11 is fixedly connected to the rotating disk 12.

[0037] It can be understood that the present utility model drives the rotating disk 12 rotatably arranged at the bottom of the fixed bottom box 9 to rotate through the output end of the first motor 11, so as to drive the connecting bottom box 13 at the bottom and the spline clamped by the anti-slip pad 18 to be torsionally stretched and tested.

[0038] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "up", "one side", "top", "inside", "front", "center", "both ends", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present utility model.

[0039] In addition, the terms "first", "second", "third", "fourth" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first", "second", "third", "fourth" may explicitly or implicitly include at least one of such features.

[0040] In the present utility model, unless otherwise clearly stipulated and defined, terms such as "installation", "setting", "connection", "fixation", "swivel connection" and the like shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0041] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A modified plastic physical property testing device, characterized in that: include: Support base (1); A supporting top frame (2), wherein the supporting top frame (2) is arranged on one side of the supporting base (1); A fixed side frame (3), the fixed side frame (3) being arranged on one side of the supporting top frame (2); A hydraulic cylinder (4), the hydraulic cylinder (4) is mounted on the top of the fixed side frame (3); A sliding seat (5), the sliding seat (5) being arranged at the output end of the hydraulic cylinder (4); A fixed base (7), the fixed base (7) is arranged at the bottom of the sliding base (5); A tension sensor (10), the tension sensor (10) is mounted on the bottom of the fixed base (7); A fixed bottom box (9), the fixed bottom box (9) is installed at the bottom of the tension sensor (10), a rotating disk (12) is rotatably provided at the bottom of the fixed bottom box (9), a connecting bottom box (13) is symmetrically provided between the rotating disk (12) and the supporting base (1), the top of one of the connecting bottom boxes (13) is fixedly connected to the rotating disk (12), and the bottom of the other connecting bottom box (13) is fixedly connected to the supporting base (1); The clamping plate (17) is symmetrically slidably arranged on the connecting bottom box (13).

2. A modified plastic physical property testing device according to claim 1, characterized in that: The invention also comprises a bidirectional screw rod (14), which is rotatably arranged inside the connecting bottom box (13), and a movable slider (15) is symmetrically threadedly connected to the outer side of the bidirectional screw rod (14), and the movable slider (15) is slidably connected to the connecting bottom box (13), and one side of the movable slider (15) is fixedly connected to a clamping plate (17), and one side of the connecting bottom box (13) is installed with a second motor (16), and the output end of the second motor (16) is fixedly connected to the bidirectional screw rod (14).

3. A modified plastic physical property testing device according to claim 1, characterized in that: The top of the fixed bottom box (9) is symmetrically fixed with a limiting slide plate (8), and the limiting slide plate (8) is slidably connected to the fixed base (7).

4. A modified plastic physical property testing device according to claim 1, characterized in that: A guide rod (6) is symmetrically slidably arranged inside the sliding seat (5), the top end of the guide rod (6) is fixed to the fixed side frame (3), and the bottom end of the guide rod (6) is fixed to the support base (1).

5. A modified plastic physical property testing device according to claim 1, characterized in that: An anti-slip pad (18) is fixedly connected to the inner side of the clamping plate (17).

6. A modified plastic physical property testing device according to claim 1, characterized in that: A first motor (11) is installed inside the fixed bottom box (9), and an output end of the first motor (11) is fixedly connected to a rotating disk (12).

Images