CN88202086U - Vacuum suction disk stretching clamp - Google Patents

Vacuum suction disk stretching clamp Download PDF

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Publication number
CN88202086U
CN88202086U CN198888202086U CN88202086U CN88202086U CN 88202086 U CN88202086 U CN 88202086U CN 198888202086 U CN198888202086 U CN 198888202086U CN 88202086 U CN88202086 U CN 88202086U CN 88202086 U CN88202086 U CN 88202086U
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Prior art keywords
vacuum
thin
test
plate
vacuum suction
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Withdrawn
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CN198888202086U
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Chinese (zh)
Inventor
李华
修德金
刘建华
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Dalian University of Technology
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Dalian University of Technology
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Priority to CN198888202086U priority Critical patent/CN88202086U/en
Publication of CN88202086U publication Critical patent/CN88202086U/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02Details not specific for a particular testing method
    • G01N2203/04Chucks, fixtures, jaws, holders or anvils
    • G01N2203/0417Chucks, fixtures, jaws, holders or anvils using vacuum

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  • Sampling And Sample Adjustment (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The utility model discloses a vacuum suction disk stretching clamp for testing the mechanical properties, comprising a clamp holder, a vacuum chamber, a pumping air hole, a pumping air hole joint and a lattice plate. The vacuum suction disk stretching clamp is chiefly used to test the bonded tensile strength between the thin plates, and can also be used to test the torsion strength and the bending strength. The method is that two same vacuum suction disks separately adsorb two opposite planes glued together, and a stretching testing machine is used to test the bond strength by the holding of a grip of the testing machine. The vacuum suction disk stretching clamp is convenient to be used to test the bond strength among various thin plates without changing and cleaning the clamp.

Description

Vacuum suction disk stretching clamp
The utility model belongs to the measuring mechanical property field.
In existing technology, when doing tension test, normally to use difform chuck clamping two terminations of standard (or non-standard) sample and carry out, this device can only be measured the mechanical property of the whole sample of same material.In order to measure two kinds of different thin plates (or thin slices, or thin layer) material be bonded together bond strength the time, can only use and examination thin plate (or thin slice, or thin layer) the same special one-tenth one of material end is the plane, the shape that the other end is clamped for ease of the testing machine chuck, stretching clamper as bar-shaped or other shape clamp holders, before the test, give and use the bonding agent of being tested that two planar ends are bonded together earlier, promptly constitute tensile sample after the curing, when carrying out tension test, the testing machine chuck will constitute two clamp holders of sample and clamp, stretch then, can measure their bond strength.But, because during with the bonding different materials of a kind of bonding agent, their adhesion is different, so, in order to measure the bounding force of various different materials accurately, adhesion, ooze and make a concerted effort, just must have the stretching clamper that various different materials are made, so that record the bond strength of various materials, the weak point of prior art that Here it is; Its another weak point is, when carrying out other adhesive test again, need carry out cleaning work carefully to the bonding end of proof clamper; Prior art that more outstanding is can not be tested to ooze and be closed the big matrix material of tensile strength, particularly elasticity that layer, coating, coating etc. combine with material matrix.
In order to solve the above-mentioned deficiency of prior art, and can be convenient and measure between various thin plates (or thin slice or thin layer) material accurately and various bonding coats, ooze the tensile strength of closing between layer, coating and the matrix material, special vacuum cap type stretching clamper of the present utility model proposed.
Basic design of the present utility model is, sucker with two identical sizes, adsorbing two thin plate that is bonded together (or thin slices respectively, or thin layer) both sides, then, the clamp holder of sucker with the chuck clamping of cupping machine (also can be used on the special-purpose testing machine, at this moment, the vacuum cap type clamper can be used as the hold assembly of testing machine), carry out tension test to survey its tensile strength, it is characterized in that, sucker is a vacuum cup (4), it is designed to have clamp holder (1), aspirating hole (2), exhaust tube joint (3), vacuum chamber (6) reaches the lattice plate (5) that latticed (or mesh) is housed at the opening part of an end of vacuum chamber (6), and constitutes vacuum type stretching clamper.The size of clamp holder (1) and shaped design Cheng Yineng adapt to the clamping of tension test machine grip holder and are advisable, aspirating hole (2) welds together with exhaust tube joint (3), use during in order to extracting vacuum, it is φ 20~φ 100mm that the big I of vacuum cup (4) is designed to external diameter, generally can be designed to φ 50mm, internal diameter size is φ 16~φ 96mm, general desirable φ 46mm, and network (or mesh) size of lattice plate (5) can be 0.01~100mm 2, general desirable 1mm 2Its spacing is not more than 1mm for well, if tested thin plate (or thin slice, when rigidity or thin layer) is big, the desirable network bigger (or mesh) than afore mentioned rules, even can be without lattice plate (5), its lattice plate (5) highly can be 1~10mm, general desirable 5mm, the shape of lattice plate (5) generally adopts circle, also can be designed to square as requested or other polygons, it is installed in the termination of vacuum chamber (6), the wall thickness of vacuum chamber (6) is 2-5mm, capping when general pulling force is big, pulling force hour desirable lower limit or get its mean value, particularly with the thickness of the thin layer contact position of being tested, should get little numerical value as far as possible.The perpendicular axis of transverse plane (being the end face (10) of vacuum chamber (6)) that vacuum cup (4) contacts with test thin plate (or thin layer or thin slice) keeps 90 °, this transverse plane (being the end face (10) of vacuum chamber (6)) dative plate (5) remains in the plane with the plane of test thin plate (or thin slice or thin layer) contact, and the smooth finish on this plane should reach
Figure 88202086_IMG3
7More than.
Fig. 1 is the synoptic diagram of the designed vacuum cap type stretching clamper of the utility model.It is by the clamp holder (1) that clamps usefulness for the testing machine chuck, the air extraction connector (3) that vacuum chamber (6), aspirating hole (2), connection exhaust tube and aspirating hole are used, aspirating hole (2) welds together with air extraction connector (3), the lattice plate (5) that has mesh (or network), be to be used for avoiding thin plate (or thin slice or thin layer) that bigger distortion takes place, it is installed in the termination of vacuum chamber (6), a plane of lattice plate (5) must remain in the plane with the end face (10) of vacuum chamber (6).When the rigidity of thin plate (or thin slice or thin layer) material is very big, can take off lattice plate (5) need not, also lattice plate (5) can be fixed on the wall of vacuum chamber (6).
Fig. 2 is the synoptic diagram of the utility model embodiment.
Fig. 3 is the work synoptic diagram of prior art.
Adopt the utility model except that can be used to measure the tensile strength of its two kinds of material combinations, also can change shape to be used to measure the torsional strength of thin plate (or thin slice or thin layer) material combination, bending strength etc. as requested.
The clamper that the utility model is designed, be specially adapted to test the bond strength between the nonmetal thin plate (or thin slice or thin layer), also be suitable between the sheet metal (or thin slice or thin layer) or sheet metal (or thin slice or thin layer) and nonmetal thin plate (or thin slice or thin layer) between bond strength, also be applicable to the bond strength between various coating, coating, infiltration layer and the matrix material.
Specific embodiment of the utility model is as follows:
Embodiment 1:
With thickness is that the plank of 2mm and PEF plastics that thickness is 0.5mm are bonded together with epoxy adhesive, measures the tensile strength of their combinations.
Give earlier plank (7) and PEF (11) thin slice are bonded together with epoxy adhesive (8), after waiting to solidify, it is identical with the outside dimension of vacuum cup (4) to cut its size, then, an end of lattice plate (5) two vacuum cup clampers is equipped with, be placed on respectively on (11) two planes that thin layer is relative of bonded plank (7) and PEF thin slice, seal the slit of surface of contact again with fluid sealant, connect air extraction connector (3) and vacuum pump (9) with vacuum tube, the inspection laggard row that finishes is bled, vacuum cup (4) is held layer material, stop to bleed this moment, again two clamp holders (1) are clamped and align center line respectively with the testing machine chuck, qualified after, continue to start vacuum pump (9), when vacuum tightness reaches 100 handkerchiefs when above, can start cupping machine, by the force measuring machine of cupping machine, self-recording mechanism and drawing mechanism just can measure the tensile strength values of its junction.Test finishes, and stops the work of cupping machine and vacuum pump (9) immediately, takes off the vacuum cup clamper, uses when testing in order to next time, if use continuously, can not take off the vacuum cup clamper, uses in order to continuation.
Embodiment 2
Electron tube iron sheet 1.8mm plates thick nickel 0.20mm thereon, surveys their bond strength.Get and the onesize nickel plating iron sheet of vacuum cup (4) external diameter, one end of lattice plate (5) is housed at two vacuum cup clampers, place it in respectively on the plane of iron sheet and nickel coating, seal the slit of its surface of contact again with fluid sealant, then, install, align, check and test by implementing 1 same step, after finishing, take off the vacuum cup clamper, in order to using again.If use continuously, can only take off measured object, needn't take off clamper.
Embodiment 3:
Stick together with the steel plate of neoprene 4mm polybutylene offset plate and 6mm, test they in conjunction with tensile strength.The method of test and step are with the utility model embodiment 1.
Embodiment 4:
Thick fiber glass epoxy lining and the thick iron high base strength of 20mm of test 6mm.Method of testing and step are fully with the utility model embodiment 1.
Major advantage of the present utility model is: 1. need not make special sample, can directly measure adhesive layer, binder course between the thin plate (or thin slice or thin layer) of two kinds of different materials, ooze tensile strength, shear strength and the bending strength of closing layer and coating. 2. a kind of vacuum cup of specification (4) can repeatedly use continuously, does not need cleaning, and simultaneously, result of the test is not subjected to the impact of the material of vacuum cup own. 3. be fit to the test of bond strength between various sheet of material (thin slice, thin layer), and keep higher precision.
The utility model provides a direct method and apparatus for the tensile strength between test multiple material thin plate (or thin layer or thin slice).

Claims (3)

1, the vacuum cap type stretching clamper of adhesion between a kind of measurement thin plate (or thin slice or thin layer), be that vacuum pump [9] and sucker by pumped vacuum systems constituted, it is characterized in that sucker is a vacuum cup [4], its end is made into the clamp holder [1] that the availability test machine grip holder clamps usefulness, its other end is installed a lattice plate [5], leave aspirating hole [2] on vacuum chamber [6] wall of vacuum cup [4], exhaust tube joint [3] communicates with aspirating hole [2] welding.
2, vacuum cup according to claim 1 (4), the outside dimension that it is characterized in that it is 20-100mm, be generally 50mm, internal diameter size is 16-96mm, be generally 46mm, the transversal section (being the end face (10) of vacuum chamber (6)) that vacuum cup (4) contacts with test thin plate (or thin slice or thin layer) must keep 90 ° with its longitudinal axis.
3, vacuum cup according to claim 1 (4) is characterized in that lattice plate (5) is made up of many networks (or mesh), and it highly is 1-10mm, is generally 5mm, and the size of grid (or mesh) is 0.1~100mm 2, generally get 1mm 2, its spacing is not more than 1mm for well, the plane that lattice plate (5) contacts with test thin plate (or thin slice or thin layer) must with the end face (10) of vacuum chamber (6) at grade, this plane will be satisfied smooth finish and is
Figure 88202086_IMG2
7More than.
CN198888202086U 1988-03-18 1988-03-18 Vacuum suction disk stretching clamp Withdrawn CN88202086U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN198888202086U CN88202086U (en) 1988-03-18 1988-03-18 Vacuum suction disk stretching clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN198888202086U CN88202086U (en) 1988-03-18 1988-03-18 Vacuum suction disk stretching clamp

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CN88202086U true CN88202086U (en) 1988-11-23

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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101637910A (en) * 2008-07-30 2010-02-03 J.施迈茨有限公司 Area vacuum gripper driven by compressed air
CN101893503B (en) * 2009-05-22 2012-11-21 神讯电脑(昆山)有限公司 Vacuum test mechanism
WO2013011168A2 (en) * 2011-07-15 2013-01-24 Universidad De Sevilla Device for clamping specimens of fine-granulometry soil for tensile testing
CN103196827A (en) * 2013-03-25 2013-07-10 奥瑞金包装股份有限公司 Device and method for detecting adhesive force of surface of film-coated iron
CN103528882A (en) * 2013-11-05 2014-01-22 中国航空工业集团公司西安飞机设计研究所 Load exerting method for static test
CN103708333A (en) * 2014-01-02 2014-04-09 陈焕祥 Vacuum double-head connector
CN103926142A (en) * 2014-05-04 2014-07-16 太仓浩湖五金制品有限公司 Vacuum fixture for detecting tensile strength of cables
CN104374694A (en) * 2014-11-20 2015-02-25 三角轮胎股份有限公司 Method for testing adhesive force of two sizing materials
CN104677821A (en) * 2015-02-13 2015-06-03 骏马化纤股份有限公司 Method for detecting bonding property of cord fabrics and rubber in tyre
CN104677823A (en) * 2015-03-24 2015-06-03 合肥京东方光电科技有限公司 Equipment and method for evaluating adhesive force change of film
CN105334160A (en) * 2015-10-14 2016-02-17 京东方科技集团股份有限公司 Thin film adhesion testing equipment and thin film adhesion testing method
CN105928874A (en) * 2016-06-28 2016-09-07 山东玲珑轮胎股份有限公司 Mutual viscidity test fixture of unvulcanized rubber
CN107193138A (en) * 2017-05-24 2017-09-22 深圳市华星光电技术有限公司 A kind of device for testing tensile force and method of testing
CN107941602A (en) * 2017-12-30 2018-04-20 北京化工大学 A kind of fixing device for the test of micro-fluidic chip bond strength
CN108709854A (en) * 2018-08-31 2018-10-26 信利光电股份有限公司 A kind of fixture and bonding force test method of test bonding force
CN108896407A (en) * 2018-06-20 2018-11-27 上海跃央机械工程设计有限公司 A kind of mechanical technique consulting material tensile property detection apparatus for demonstrating

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101637910B (en) * 2008-07-30 2013-12-11 J.施迈茨有限公司 Area vacuum gripper driven by compressed air
CN101637910A (en) * 2008-07-30 2010-02-03 J.施迈茨有限公司 Area vacuum gripper driven by compressed air
CN101893503B (en) * 2009-05-22 2012-11-21 神讯电脑(昆山)有限公司 Vacuum test mechanism
WO2013011168A2 (en) * 2011-07-15 2013-01-24 Universidad De Sevilla Device for clamping specimens of fine-granulometry soil for tensile testing
WO2013011168A3 (en) * 2011-07-15 2013-03-14 Universidad De Sevilla Device for clamping specimens of fine-granulometry soil for tensile testing
CN103196827B (en) * 2013-03-25 2016-02-03 奥瑞金包装股份有限公司 Film-covered iron surface film adhesion checkout equipment and detection method
CN103196827A (en) * 2013-03-25 2013-07-10 奥瑞金包装股份有限公司 Device and method for detecting adhesive force of surface of film-coated iron
CN103528882A (en) * 2013-11-05 2014-01-22 中国航空工业集团公司西安飞机设计研究所 Load exerting method for static test
CN103708333A (en) * 2014-01-02 2014-04-09 陈焕祥 Vacuum double-head connector
CN103926142A (en) * 2014-05-04 2014-07-16 太仓浩湖五金制品有限公司 Vacuum fixture for detecting tensile strength of cables
CN104374694A (en) * 2014-11-20 2015-02-25 三角轮胎股份有限公司 Method for testing adhesive force of two sizing materials
CN104677821A (en) * 2015-02-13 2015-06-03 骏马化纤股份有限公司 Method for detecting bonding property of cord fabrics and rubber in tyre
CN104677823A (en) * 2015-03-24 2015-06-03 合肥京东方光电科技有限公司 Equipment and method for evaluating adhesive force change of film
US20160282256A1 (en) * 2015-03-24 2016-09-29 Boe Technology Group Co., Ltd. Apparatus and method for evaluating film adhesion
CN104677823B (en) * 2015-03-24 2018-05-29 合肥京东方光电科技有限公司 A kind of device and method for evaluating film adhesion variation
US10107737B2 (en) * 2015-03-24 2018-10-23 Boe Technology Group Co., Ltd. Apparatus and method for evaluating film adhesion
CN105334160A (en) * 2015-10-14 2016-02-17 京东方科技集团股份有限公司 Thin film adhesion testing equipment and thin film adhesion testing method
CN105928874A (en) * 2016-06-28 2016-09-07 山东玲珑轮胎股份有限公司 Mutual viscidity test fixture of unvulcanized rubber
CN107193138A (en) * 2017-05-24 2017-09-22 深圳市华星光电技术有限公司 A kind of device for testing tensile force and method of testing
CN107941602A (en) * 2017-12-30 2018-04-20 北京化工大学 A kind of fixing device for the test of micro-fluidic chip bond strength
CN108896407A (en) * 2018-06-20 2018-11-27 上海跃央机械工程设计有限公司 A kind of mechanical technique consulting material tensile property detection apparatus for demonstrating
CN108709854A (en) * 2018-08-31 2018-10-26 信利光电股份有限公司 A kind of fixture and bonding force test method of test bonding force

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