CN208872208U - A kind of film bends tester - Google Patents

A kind of film bends tester Download PDF

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Publication number
CN208872208U
CN208872208U CN201821775425.XU CN201821775425U CN208872208U CN 208872208 U CN208872208 U CN 208872208U CN 201821775425 U CN201821775425 U CN 201821775425U CN 208872208 U CN208872208 U CN 208872208U
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film
measured
vernier caliper
bends
vernier
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CN201821775425.XU
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Chinese (zh)
Inventor
聂兆刚
郭德强
马琳
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Guangdong University of Technology
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Guangdong University of Technology
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Abstract

This application discloses a kind of film bends testers, comprising: vernier caliper, for measuring raw footage when film to be measured is not bent;Pellicle fixture, positioned at the lower part of vernier caliper outside diameter measuring pawl, for fixing film to be measured;Digital display module, is located above vernier caliper, length varying value when film bends to be measured for real-time display.The application adds pellicle fixture and digital display module on the basis of vernier caliper, a variety of crooked tests can be carried out to thin-film material, moulding is simple, compact structure, it is low in cost, it carries and uses conveniently, is integrated in other measuring devices convenient for subsequent, and thin-film material is rapidly bent into specified curvature, facilitate and other nature parameters of bending rear film material are tested in next step.

Description

A kind of film bends tester
Technical field
The utility model relates to curved detection technical fields, more particularly to a kind of film bends tester.
Background technique
Bending radius is the physical property for embodying material bend-resistance, characterizes toughness of material and counter-bending endurance One important parameter.Under normal conditions, need to make individual detecting tool realize to material carry out different radii bending, Such as R=20 or 25mm is the most common manual bending detection radius, measures differently curved degree if necessary and just needs production more A detecting tool, not only time-consuming and cost of idleness.
Therefore, a kind of Novel detector device how is made to realize the function of carrying out a variety of crooked tests to material, and at This is low, is those skilled in the art's technical problem urgently to be resolved.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of film bends tester, have to thin-film material into The function of a variety of crooked tests of row, design is unique, low in cost.Its concrete scheme is as follows:
A kind of film bends tester, comprising:
Vernier caliper, for measuring raw footage when film to be measured is not bent;
Pellicle fixture, positioned at the lower part of the vernier caliper outside diameter measuring pawl, for fixing the film to be measured;
Digital display module is located above the vernier caliper, becomes for the length described in real-time display when film bends to be measured Change value.
Preferably, in above-mentioned film bends tester provided by the embodiment of the utility model, have on the vernier caliper There is moveable vernier;
The mobile changing value of the vernier is the length varying value of the film to be measured.
Preferably, in above-mentioned film bends tester provided by the embodiment of the utility model, the vernier can pass through limit Position screw is fixed.
Preferably, in above-mentioned film bends tester provided by the embodiment of the utility model, further includes:
USB data interface is arranged in the digital display module, for acquiring the display data of the digital display module.
Preferably, in above-mentioned film bends tester provided by the embodiment of the utility model, the digital display module includes Liquid crystal display, battery case, switch button, zero setting button and measurement unit select button.
Preferably, in above-mentioned film bends tester provided by the embodiment of the utility model, the pellicle fixture includes It is opposite and set and symmetrical two sub- fixtures;
The film to be measured is fixed between two sub-folder tools.
Preferably, in above-mentioned film bends tester provided by the embodiment of the utility model, have on each sub-folder tool There are four threaded holes;
Each sub-folder tool is screwed the lower part for being mounted on the vernier caliper outside diameter measuring pawl.
A kind of film bends tester provided by the utility model, comprising: vernier caliper, for measuring film to be measured not Raw footage when bending;Pellicle fixture, positioned at the lower part of vernier caliper outside diameter measuring pawl, for fixing film to be measured;Digital display mould Block, is located above vernier caliper, length varying value when film bends to be measured for real-time display.The utility model is in vernier calliper Pellicle fixture and digital display module are added on the basis of ruler, a variety of crooked tests can be carried out to thin-film material, moulding is simple, and structure is small Ingeniously, low in cost, it carries and uses and conveniently avoids expense and time that conventional method needs to customize measurement tooling, after being convenient for It is continuous to be integrated in other measuring devices, and thin-film material is rapidly bent into specified curvature, facilitate in next step to bending after Other nature parameters of thin-film material are tested.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram of film bends tester provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of film bends tester, as shown in Figure 1, comprising:
Vernier caliper 1, for measuring raw footage when film to be measured is not bent;
Pellicle fixture 2, positioned at the lower part of 1 outside diameter measuring pawl of vernier caliper, for fixing film to be measured;
Digital display module 3, is located at the top of vernier caliper 1, length varying value when film bends to be measured for real-time display.
In above-mentioned film bends tester provided by the embodiment of the utility model, film is added on the basis of vernier caliper Fixture and digital display module can carry out a variety of crooked tests to thin-film material, and moulding is simple, compact structure, low in cost, carry With it is easy to use, avoid conventional method need customize measurement tooling expense and the time, be integrated in other measurements convenient for subsequent In equipment, and thin-film material rapidly can be bent into specified curvature, facilitate its to bending rear film material in next step Its nature parameters is tested.
Further, in the specific implementation, in above-mentioned film bends tester provided by the embodiment of the utility model, trip Marking has moveable vernier on slide calliper rule;The mobile changing value of vernier is the length varying value of film to be measured.Preferably, it is being not required to When wanting vernier mobile, which can be fixed by limited screw.In practical applications, digital display module can be on vernier Side is used for real-time display vernier shift value, i.e., the length varying value of film to be measured.
Specifically, the test process of above-mentioned film bends tester provided by the embodiment of the utility model can be with are as follows: first Then pellicle fixture is mounted on vernier caliper outside diameter measuring pawl by raw footage when vernier caliper measurement thin-film material is not bent Lower part, film to be measured are fixed in pellicle fixture, and film to be measured is in extended position, i.e. unbent condition at this time, are opened later Digital display module registration zero setting, then moving cursor slide calliper rule vernier are made film bends to be measured by squeezing by digital display module, finally to Display module shows the position after registration reaches the film length changing values to be measured of needs by the fixed vernier of limited screw, realization The bending requirement of specified bending radius is carried out to film to be measured.
The corresponding film length changing value to be measured of specified bending radius can be calculated using following equation:
Wherein, R is the specified bending radius of film to be measured, and L is raw footage when film to be measured is not bent, and w is to be measured thin The thickness of film, dl are the length varying value of film to be measured.
Further, in the specific implementation, in above-mentioned film bends tester provided by the embodiment of the utility model, such as Shown in Fig. 1, it can also include: USB data interface 4, can be set in digital display module 3, for acquiring the display of digital display module 3 Data.Specifically, USB data interface can be directly connected to computer, and then acquire slider position in real time, i.e., digital display module is shown Film length changing value to be measured.According to collected slider position, can rapidly calculate in real time (as by Labview software Program calculation) obtain the relevant parameters such as film bends radius and suffered stress.
Further, in the specific implementation, in above-mentioned film bends tester provided by the embodiment of the utility model, Digital display module can also include liquid crystal display, battery case, switch button, zero setting button and survey in addition to including USB data interface Measure unit select button.It can choose measurement unit, zero setting etc. by digital display module, effectively reduce the error artificially read, Survey measurements is efficient and convenient.
In addition, in the specific implementation, in above-mentioned film bends tester provided by the embodiment of the utility model, such as Fig. 1 Shown, pellicle fixture 2 may include opposite and set and symmetrical two sub- fixtures 21 and 22;Film to be measured is specifically fixed on two Between sub-folder tool 21 and 22.
Further, in the specific implementation, thin in above-mentioned film bends tester provided by the embodiment of the utility model Film fixture can be screwed the lower part for being mounted on vernier caliper outside diameter measuring pawl, as shown in Figure 1, can be on each sub-folder tool There are four threaded holes for tool, then each sub-folder tool can be fixedly mounted under vernier caliper outside diameter measuring pawl by four screws Portion, certain screw are through in threaded hole.
To sum up, a kind of film bends tester provided by the embodiment of the utility model, comprising: vernier caliper, for measuring Raw footage when film to be measured is not bent;Pellicle fixture is to be measured thin for fixing positioned at the lower part of vernier caliper outside diameter measuring pawl Film;Digital display module, is located above vernier caliper, length varying value when film bends to be measured for real-time display.This is practical new Type adds pellicle fixture and digital display module on the basis of vernier caliper, can carry out a variety of crooked tests, moulding to thin-film material Simply, compact structure, it is low in cost, carry and use conveniently, avoid conventional method need customize measurement tooling expense with Time is integrated in other measuring devices convenient for subsequent, and thin-film material is rapidly bent to specified bending radius, under convenient One step tests other nature parameters of bending rear film material.
It should be noted that specific component as described in this embodiment, such as vernier caliper, digital display module etc. be only for More preferably illustrate the utility model, practical to be varied in composition, construction and certain details for using, group including component It closes and assembles, the scope of the utility model all should belong in these deformations and application.
Finally, it is to be noted that, herein, relational terms be used merely to by an entity or operation with it is another A entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this actual Relationship or sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, So that the process, method, article or equipment for including a series of elements not only includes those elements, but also including not having The other element being expressly recited, or further include for elements inherent to such a process, method, article, or device.Do not having There is the element limited in the case where more limiting by sentence "including a ...", it is not excluded that in the mistake including the element There is also other identical elements in journey, method, article or equipment.
Film bends tester provided by the utility model is described in detail above, it is used herein specifically A example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand originally The method and its core concept of utility model;At the same time, for those skilled in the art, the think of according to the utility model Think, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as pair The limitation of the utility model.

Claims (7)

1. a kind of film bends tester characterized by comprising
Vernier caliper, for measuring raw footage when film to be measured is not bent;
Pellicle fixture, positioned at the lower part of the vernier caliper outside diameter measuring pawl, for fixing the film to be measured;
Digital display module is located above the vernier caliper, for the length varying value described in real-time display when film bends to be measured.
2. film bends tester according to claim 1, which is characterized in that have on the vernier caliper moveable Vernier;
The mobile changing value of the vernier is the length varying value of the film to be measured.
3. film bends tester according to claim 2, which is characterized in that the vernier can be solid by limited screw It is fixed.
4. film bends tester according to claim 1, which is characterized in that further include:
USB data interface is arranged in the digital display module, for acquiring the display data of the digital display module.
5. film bends tester according to claim 4, which is characterized in that the digital display module includes liquid crystal display Screen, battery case, switch button, zero setting button and measurement unit select button.
6. film bends tester according to claim 1, which is characterized in that the pellicle fixture include it is opposite and set and Symmetrical two sub- fixtures;
The film to be measured is fixed between two sub-folder tools.
7. film bends tester according to claim 6, which is characterized in that there are four screw threads for tool on each sub-folder tool Hole;
Each sub-folder tool is screwed the lower part for being mounted on the vernier caliper outside diameter measuring pawl.
CN201821775425.XU 2018-10-30 2018-10-30 A kind of film bends tester Active CN208872208U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821775425.XU CN208872208U (en) 2018-10-30 2018-10-30 A kind of film bends tester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821775425.XU CN208872208U (en) 2018-10-30 2018-10-30 A kind of film bends tester

Publications (1)

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CN208872208U true CN208872208U (en) 2019-05-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113218281A (en) * 2021-06-08 2021-08-06 北京林业大学 Portable breast diameter measuring device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113218281A (en) * 2021-06-08 2021-08-06 北京林业大学 Portable breast diameter measuring device

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