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Viscous creep testing device

A testing device and viscosity technology, which is applied in the direction of measuring devices, flow characteristics, instruments, etc., can solve problems such as creep that cannot accurately detect viscosity, and achieve the effect of simple structure, convenient detection, and accurate detection

Pending Publication Date: 2021-12-21
GUANGDONG YUELIAN INSTR CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Existing creep detection cannot accurately detect viscous creep

Method used

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  • Viscous creep testing device
  • Viscous creep testing device
  • Viscous creep testing device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0029] Such as Figure 1 to Figure 7 As shown, a viscous creep test device includes a detection frame and several displacement sensors 4, a first weight 31, an upper connection device and a lower connection device; the upper connection device is connected to the top of the detection frame; the lower connection device is connected to the upper The devices are relatively arranged, and the viscous products are respectively connected to the upper connection device and the lower connection device; the first weight 31 is installed on the lower connection device; the displacement sensor 4 is fixed on the detection frame, and connected to the lower connection device or the first weight 31, The displacement sensor 4 , the first weight 31 , the upper connecting device and the lower connecting device correspond one by one.

[0030] The displacement sensor 4 is connected with the interface of the computer through the data line, and the detected displacement data is transmitted to the test...

Embodiment 2

[0044] On the basis of the first embodiment above, as Figure 1 to Figure 7 As shown, the top of the upper connecting rod 21 is provided with an upper connecting ring 212, the top of the detection frame is provided with an insertion groove 112 and an upper fixing groove 111, the insertion groove 112 communicates with the upper fixing groove 111, and the upper connecting ring 212 is inserted into the upper fixing groove 111 inside. The upper connecting rod 21 can be taken off as a whole with the upper test block 23, which is convenient to be connected with the lower test block 24, and can also be replaced with different lengths of the upper connecting rod 21 according to different detection situations, which improves the scope of application.

[0045] In order to prevent the upper connecting rod 21 from shaking and affecting the detection results, a limit device is also included. The limit device includes a limit rod 29, a limit nut and a limit screw 20, and the limit screw 20 ...

Embodiment 3

[0047] The difference between this embodiment and the first embodiment lies in the upper connection device and the lower connection device. This embodiment is used for the adhesive test of the adhesive tape, while the first embodiment is used for the test of the double-sided adhesive tape. Such as Figure 8 to Figure 11 As shown, specifically, in this implementation, the upper connecting device includes an upper hanging plate 61, an upper hook 65 and a test sticking plate 62, the upper hanging plate 61 is fixed on the top of the testing frame, and the upper hanging plate 61 is provided with a number of fixed hanging holes 611, the upper hook 65 is movable hooked in the fixed hanging hole 611, the top of the test patch 62 is provided with a connecting hanging hole 621, and the connecting hanging hole 621 is movably inserted on the upper hook 65; the lower connecting device includes a lower hanging plate 63 and a lower hook 64, the lower hanging plate 63 is provided with a lower...

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PUM

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Abstract

The invention relates to a viscosity testing device and particularly relates to a viscosity creep testing device. The device comprises a detection frame, a plurality of displacement sensors, weights, an upper connecting device and a lower connecting device, wherein the upper connecting device is connected with the top of the detection frame; the lower connecting device and the upper connecting device are oppositely arranged, and a viscous product is respectively connected with the upper connecting device and the lower connecting device; the weight is mounted on the lower connecting device; the displacement sensor is fixed on the detection frame and is connected with the lower connecting device or the weight, and the displacement sensor, the weight, the upper connecting device and the lower connecting device are in one-to-one correspondence. According to the viscous creep testing device, accurate detection of viscous creep is achieved through the displacement sensor and the weight, the structure is simple, and detection is convenient.

Description

technical field [0001] The invention relates to a viscosity testing device, in particular to a viscosity creep testing device. Background technique [0002] For products such as double-sided adhesive tapes and tapes, it is necessary to detect creep. Creep is generally a combination of relaxation and viscous flow phenomena. The main influencing factors are polymer structure, temperature, stress, filler, plasticizer and so on. Existing creep detection cannot accurately detect viscous creep. Contents of the invention [0003] In order to solve the above problems, the present invention provides a viscous creep test device to realize accurate detection of viscous creep by using displacement sensors and weights. The specific technical solution is: [0004] A viscous creep test device, comprising a detection frame and a number of displacement sensors, weights, an upper connection device and a lower connection device; the upper connection device is connected to the top of the de...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N11/00
CPCG01N11/00
Inventor 刘佩武
Owner GUANGDONG YUELIAN INSTR CO LTD