Device for measuring dynamic adhesion performance of soft material

Abstract

The utility model discloses a soft material dynamic adhesion performance measuring device, which relates to the field of pressure-sensitive adhesive adhesion performance testing and comprises an experimental testing mechanism, a synchronous observation mechanism and a data processing mechanism. The synchronous observation mechanism is positioned outside the experimental testing mechanism and is used for synchronously observing the experimental testing mechanism; the data processing mechanism is connected with the synchronous observation mechanism through a data connecting line, and the data processing mechanism is used for integrating test data of the synchronous observation mechanism. According to the device for measuring the dynamic adhesion performance of the soft material, the dynamic adhesion performance of the material is calculated by observing the movement speed of the volute spiral spring, and a new technical scheme is provided for characterization of the dynamic adhesion performance of the material.

Description

TECHNICAL FIELD

[0001] The utility model relates to pressure sensitive adhesive adhesion performance test field especially, it is a kind of soft material dynamic adhesion performance measuring device. BACKGROUND

[0002] Traditional adhesion measurement mainly uses peeling test and probe test.Peeling test mainly includes 90 ° peeling test, 180 ° peeling test, T type peeling test etc., usually used to determine the peeling force of unit width material, to characterize the adhesion energy of material, but lack of interface characteristics and peeling speed analysis when peeling soft material, and test result is closely related to the thickness of adhesive and peeling angle;Probe test mainly has two kinds of hemisphere probe and plane probe, can obtain the peak stress and maximum deformation etc.

[0003] In recent years, dynamic adhesion measurement experiment based on peeling test improvement is also gradually proposed.Studies have shown that the dynamic adhesion performance of material has great difference compared with static.However, the experimental equipment required based on peeling test is complex in design, it is difficult to maintain the same test conditions under high speed conditions, and also cannot study the interaction between dynamic adhesion force and structure high speed movement. SUMMARY

[0004] The utility model aims at providing a kind of soft material dynamic adhesion performance measuring device, the dynamic peeling force of adhesion material under high speed peeling condition is simultaneously revealed the relationship between peeling speed and peeling force.

[0005] The utility model provides a kind of soft material dynamic adhesion performance measuring device, including experimental test mechanism, synchronous observation mechanism and data processing mechanism;

[0006] The synchronous observation mechanism is located at the outside of the experimental test mechanism, is used to carry out synchronous observation to experimental test mechanism;

[0007] The data processing mechanism is connected with the synchronous observation mechanism by data connection line, and the data processing mechanism is used to integrate the test data of synchronous observation mechanism.

[0008] Preferably, the experimental test mechanism includes transparent panel, peeling track and vortex spring;

[0009] The peeling track is arranged on the upper surface of the transparent panel;

[0010] The bottom surface of the transparent panel is fixed with support column on four corners, for supporting the transparent panel;

[0011] The scroll spring is aligned with one end of the peeling track and is fixed to the upper surface of the peeling track, and the scroll spring is used for peeling the adhering material;

[0012] Preferably, the scroll spring is fixed to one end of the transparent panel, and a blocking slider is arranged on the one end of the transparent panel, and the blocking slider is used for blocking the continuous movement of the scroll spring.

[0013] The other end of the scroll spring is provided with a release slider, and the release slider is used for releasing the scroll spring.

[0014] Preferably, the synchronous observation mechanism comprises a first high-speed camera, a second high-speed camera and a trigger.

[0015] The lens of the first high-speed camera is vertically upwardly arranged at the bottom of the transparent panel, and the first high-speed camera is used for shooting the movement of the scroll spring from the bottom.

[0016] The lens of the second high-speed camera is arranged on the side of the transparent panel provided with the release slider, and the lens faces the front of the movement of the scroll spring, and the second high-speed camera is used for shooting the front movement process of the scroll spring.

[0017] The trigger is connected with the first high-speed camera and the second high-speed camera through a signal line, and the trigger is used for simultaneously triggering the first high-speed camera and the second high-speed camera.

[0018] Preferably, the data processing mechanism comprises a processing module and a storage module, and the data processing mechanism is connected with the trigger through a data line.

[0019] The storage stores a computer executable program.

[0020] The processor is used for executing the computer executable program, and the computer executable program comprises model solving and image processing.

[0021] Preferably, the scroll spring controls the curling speed by controlling the natural curvature of the inner ring of the scroll spring.

[0022] Preferably, the first high-speed camera and the second high-speed camera are respectively provided with illuminating lamps.

[0023] Compared with the prior art, the soft material dynamic adhesion performance measuring device has the following beneficial effects:

[0024] The soft material dynamic adhesion performance measuring device can quickly realize the measurement and characterization of the dynamic adhesion performance of the material, and provides a new way for studying the dynamic adhesion behavior of the material.

[0025] The technical scheme of the utility model is further described below with reference to the drawings and examples. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a structural schematic view of a soft material dynamic adhesion performance measuring device of the utility model;

[0027] Figure 2 is a top view of the experimental testing mechanism and the synchronous observation mechanism of the soft material dynamic adhesion performance measuring device of the utility model.

[0028] REFERENCE NUMERALS

[0029] 1, transparent panel; 2, support column; 3, volute spring; 4, release slider; 5, blocking slider; 6, peeling track; 7, first high-speed camera; 71, second high-speed camera; 8, illuminating lamp; 9, trigger; 10, radio frequency connecting line; 11, data connecting line; 12, data processing mechanism. DETAILED DESCRIPTION

[0030] The technical scheme of the utility model is further described below with reference to the drawings and examples.

[0031] Unless otherwise defined, the technical terms or scientific terms used in the utility model should be understood as the usual meaning by the person skilled in the art to which the utility model belongs.

[0032] The similar words such as "including" or "containing" used in the utility model mean that the elements before the words cover the elements listed after the words, and the possibility of also covering other elements is not excluded. The orientation or position relationship indicated by the terms "in", "out", "up", "down" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. When the absolute position of the described object changes, the relative position relationship may also change accordingly. In the utility model, unless otherwise specified and limited, the term "attached" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship of two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0033] As Figure 1 and Figure 2The utility model discloses a kind of soft material dynamic adhesion performance measuring devices, including experimental testing mechanism, synchronous observation mechanism and data processing mechanism 12;

[0034] Further, the experimental testing mechanism includes transparent panel 1, peeling track 6 and scroll spring 3;

[0035] Peeling track 6 is arranged on the upper surface of transparent panel 1;

[0036] The bottom surface of the four corners of the transparent panel 1 is fixedly connected with a support column 2 for supporting the transparent panel 1.

[0037] One end of the scroll spring 3 is aligned with one end of the peeling track 6 and is fixedly connected to the upper surface of the peeling track 6, and the scroll spring 3 is used for peeling adhesive materials.

[0038] Further, the scroll spring 3 is provided with a blocking slider 5 at one end of the transparent panel 1, and the blocking slider 5 is used to block the continuous movement of the scroll spring 3.

[0039] The other end of the scroll spring 3 is provided with a release slider 4, and the release slider 4 is used to release the scroll spring 3.

[0040] Further, the scroll speed of the scroll spring 3 is controlled by controlling the natural curvature of the inner ring of the scroll spring 3.

[0041] The synchronous observation mechanism is located outside the experimental testing mechanism and is used for synchronous observation of the experimental testing mechanism.

[0042] Further, the synchronous observation mechanism includes a first high-speed camera 7, a second high-speed camera 71, and a trigger 9.

[0043] Further, the lens of the first high-speed camera 7 is placed vertically upward and is arranged at the bottom of the transparent panel 1, and the first high-speed camera 7 is used to shoot the movement of the scroll spring 3 from the bottom.

[0044] The lens of the second high-speed camera 71 is placed on the side of the transparent panel 1 provided with the release slider 4, facing the front of the scroll spring 3 movement, and is used to shoot the front movement process of the scroll spring 3.

[0045] The trigger 9 is connected with the first high-speed camera 7 and the second high-speed camera 71 through a signal line 10, and the trigger 9 is used to trigger the first high-speed camera 7 and the second high-speed camera 71 simultaneously.

[0046] Further, the first high-speed camera 7 and the second high-speed camera 71 are respectively provided with an illuminating lamp 8.

[0047] The data processing mechanism 12 is connected with the synchronous observation mechanism through a data connection line 11, and the data processing mechanism 12 is used to integrate the test data of the synchronous observation mechanism.

[0048] Further, the data processing mechanism 12 comprises a processing module and a storage module, and the data processing mechanism 12 is connected with the trigger 9 through a data line;

[0049] The storage stores a computer executable program;

[0050] The processor is used for executing the computer executable program, and the computer executable program comprises model solving and image processing.

[0051] The use steps of the utility model are:

[0052] (1) in the experimental test mechanism, the adhering material is laid flat on the peeling track 6, the end of the volute spring is pressed tightly by the blocking slider 5, and the other end is pulled straight along the peeling track 6, and the slider 4 is pressed to hold the other end.

[0053] (2) in the experimental test mechanism, the release slider 4 is moved to trigger the volute spring movement, and two high-speed cameras 7 in the synchronous observation mechanism are triggered to record the peeling process of the volute spring on the adhering material.

[0054] (3) the data in the synchronous observation mechanism is transmitted to the data processing mechanism, the processor is operated to execute the computer executable program to solve the model and process the image, and the representation of the dynamic adhesion performance of the adhering material is realized.

[0055] The utility model provides a kind of soft material dynamic adhesion performance measuring device, to the problem that the dynamic adhesion performance of adhering material is difficult to measure, the connection of the speed of volute spring movement on adhering substrate, natural curvature and adhesion performance is established, to describe the change of material dynamic adhesion performance under different peeling speed conditions. Through the device, the measurement and representation of material dynamic adhesion performance can be realized quickly, which provides a new way for the study of dynamic adhesion behavior of material.

[0056] The technical scheme of the utility model embodiment, the high-speed synchronous photography platform is built to carry out real-time observation on the high-speed rebound process of soft material, and the relationship between the displacement field of rebound and the dynamic response is established based on the dynamic analysis of the rebound process of soft material. The utility model only needs to test the displacement field data of the high-speed rebound process of pre-strained soft material, so as to analyze the dynamic response in the rebound process, and provide a feasible technical method and device for the dynamic analysis of high-speed motion of soft material.

[0057] Finally, it should be noted that: the above embodiments are only used to illustrate the technical scheme of the utility model but not to limit it, although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that: it can still modify or equivalently replace the technical scheme of the utility model, and these modifications or equivalent replacements cannot make the modified technical scheme deviate from the spirit and scope of the technical scheme of the utility model.

Claims

1. A device for measuring the dynamic adhesion performance of soft materials, characterized in that: Including experimental testing institutions, synchronous observation institutions and data processing institutions; The synchronous observation mechanism is located outside the experimental test mechanism and is used to perform synchronous observation on the experimental test mechanism; The data processing mechanism is connected to the synchronous observation mechanism via a data connection line, and the data processing mechanism is used to integrate the test data of the synchronous observation mechanism.

2. The device for measuring the dynamic adhesion performance of soft materials according to claim 1, characterized in that: The experimental testing mechanism includes a transparent panel, a peeling track and a scroll spring; The peeling track is arranged on the upper surface of the transparent panel; Supports are fixedly connected to the four corners of the bottom surface of the transparent panel to support the transparent panel; One end of the spiral spring is aligned with one end of the stripping track and is fixed to the upper surface of the stripping track. The spiral spring is used for stripping the adhesive material.

3. The device for measuring the dynamic adhesion performance of soft materials according to claim 2, characterized in that: The scroll spring is fixed to one end of the transparent panel and is provided with a blocking slider, the blocking slider being used to block the scroll spring from continuing to move; A release slider is provided at the other end of the volute spring, and the release slider is used to release the volute spring.

4. The device for measuring the dynamic adhesion performance of soft materials according to claim 3, characterized in that: The synchronous observation mechanism includes a first high-speed camera, a second high-speed camera and a trigger; The lens of the first high-speed camera is placed vertically upward and is arranged at the bottom of the transparent panel, and the first high-speed camera is used to shoot the movement of the spiral spring from the bottom; The lens of the second high-speed camera is placed on the side of the transparent panel where the release slider is provided, facing the front of the spiral spring, for photographing the front movement process of the spiral spring; The trigger is connected to the first high-speed camera and the second high-speed camera via a signal line, and the trigger is used to trigger the first high-speed camera and the second high-speed camera simultaneously.

5. The device for measuring the dynamic adhesion performance of soft materials according to claim 4, characterized in that: The data processing mechanism includes a processing module and a storage module, and the data processing mechanism is connected to the trigger via a data line; The storage module stores a computer executable program; The processing module is used to execute a computer executable program, and the computer executable program includes model solving and image processing.

6. The device for measuring the dynamic adhesion performance of soft materials according to claim 5, characterized in that: The spiral spring controls the coiling speed thereof by controlling the natural curvature of the inner coil of the spiral spring.

7. The device for measuring the dynamic adhesion performance of soft materials according to claim 6, characterized in that: The first high-speed camera and the second high-speed camera are respectively equipped with an illumination lamp.

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