CN109883948A - A device for measuring the torsional shear force of the adhesion strength between the material surface and the ice-covered layer - Google Patents
- ️Fri Jun 14 2019
Info
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Publication number
- CN109883948A CN109883948A CN201910191036.5A CN201910191036A CN109883948A CN 109883948 A CN109883948 A CN 109883948A CN 201910191036 A CN201910191036 A CN 201910191036A CN 109883948 A CN109883948 A CN 109883948A Authority
- CN
- China Prior art keywords
- plate
- ice
- micrometer head
- adhesion strength
- frame Prior art date
- 2019-03-12 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 34
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 27
- 238000005259 measurement Methods 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 239000000919 ceramic Substances 0.000 claims description 7
- 241000220317 Rosa Species 0.000 claims 1
- 241000109329 Rosa xanthina Species 0.000 claims 1
- 235000004789 Rosa xanthina Nutrition 0.000 claims 1
- 239000004411 aluminium Substances 0.000 abstract description 21
- 238000001514 detection method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000004913 activation Effects 0.000 description 4
- 239000000523 sample Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
Material surface and sleet layer adhesion strength torsional shear force measuring device belong to detecting instrument；It is fixedly mounted with left and right plate respectively on shaft both ends, torque axis is rotatably installed on left plate, installation has the aluminium sheet of heating sheet in torque axis right end, and strain rosette is attached on torque axis, and temperature controller is connected to by conducting wire with heating sheet, strain gauge with strain rosette；Micrometer head is equipped on right plate, the transversely movable installation seat plate on shaft, frame set is installed on seat board and aluminium sheet opposite side face, material template and ice sheet frame are fitted on frame set, and the axial line of the torque axis is all overlapped with the telescopic rod axial line of aluminium sheet, ice sheet frame, material template and micrometer head；The present apparatus realizes the detection and analysis to adhesion strength between different materials surface and sleet layer by the way of detecting torsional shear, has the characteristics that structure novel, reasonable, simple, manufacturing cost is cheap, it is high to operate simple and convenient, measurement accuracy.
Description
Technical field
The invention belongs to detecting instrument, relates generally to a kind of for adhesion strength between different materials and sleet layer Torsional shear force checking device.
Background technique
Currently, measuring problem for material surface and sleet layer adhesion strength, domestic and foreign scholars are had conducted extensive research, Measuring technique is mainly static measurement and dynamic measuring method.Wherein, measuring device used in static measurement is using drawing Power measures the adhesion strength shearing force between material surface and sleet layer, and when detection need to control direction of pull and shear plane is flat Row, operation difficulty is big, and requires the thickness of ice sheet big, otherwise can generate measurement error；Dynamic measuring method be using rotation from Mental and physical efforts realize the separation of sleet layer and material surface, to realize the measurement of adhesion strength between the two, but it is centrifugal used in it Ice adhesion measuring device revolving speed is high, and when measurement need to meet the dynamic balancing of rotating device, also needs high-speed photography device to cooperate, structure Complexity, equipment cost is high, and experiment difficulty is big, and there is also use risk and measurement accuracy misalignment.
Summary of the invention
The purpose of the invention aiming at the above-mentioned problems of the prior art, a kind of material surface of researching and designing with Sleet layer adhesion strength torsional shear force measuring device reaches simplified structure, reduces manufacturing cost, operation simple and convenient, measurement The high purpose of precision.
The purpose of the invention is achieved in that material surface and the measurement of sleet layer adhesion strength torsional shear fill It sets including micrometer head, temperature controller, power amplifier, signal generator and strain gauge, in the axis of four configurations that are parallel to each other Left plate and right plate are fixedly mounted in bar both side ends respectively, installation is rotatably supported by support sleeve on the left plate Torque axis installs aluminium sheet in the right end of torque axis, and the aluminium sheet right side is in pockmark shape, and heating sheet is fitted in aluminium sheet left end On face, strain rosette is attached on torque axis, and temperature controller is connected to by conducting wire with heating sheet, strain gauge with strain rosette；Described Right plate on by installation set be equipped with micrometer head；On four shafts, between aluminium sheet and the telescopic rod of micrometer head Transversely movable installation seat plate at position, the removable installation frame branch on the seat board one side opposite with aluminium sheet Frame, material template and ice sheet frame are successively removable from right to left to be fitted on frame set, the ice sheet frame and aluminium sheet It cooperates；The telescopic rod of the micrometer head is in be engaged with seat board；The axial line and aluminium sheet, ice sheet frame of the torque axis The telescopic rod axial line of frame, material template and micrometer head is all overlapped.
The invention is realized and is glued between different material surface and sleet layer using the method for detection torsional shear The detection and analysis of attached intensity；Meanwhile sleet layer thickness is controlled by adjusting, it is shaken using ultrasonic wave of the piezoelectric ceramics to material template It is dynamic to probe into influence of the ultrasonic activation to adhesion strength between different-thickness sleet layer and material specimen surface, have structure novel, Rationally, simply, the feature that manufacturing cost is cheap, operation simple and convenient, measurement accuracy is high, detection function is more, to be applicable in ability strong.
Detailed description of the invention
Fig. 1 is material surface and sleet layer adhesion strength torsional shear force measuring device general structure schematic diagram.
Piece number illustrates in figure:
1, shaft, 2, temperature controller, 3, heating sheet, 4, aluminium sheet, 5, seat board, 6, right plate, 7, piezoelectric ceramics, 8, installation set, 9, micrometer head, 10, telescopic rod, 11, frame set, 12, material template, 13, ice sheet frame, 14, power amplifier, 15, signal Generator, 16, strain gauge, 17, torque axis, 18, support sleeve, 19, left plate, 20, strain rosette.
Specific embodiment
The invention embodiment is described in detail with reference to the accompanying drawing.A kind of material surface and sleet layer adhere to Intensity torsional shear force measuring device includes micrometer head 9, temperature controller 2, power amplifier 14, signal generator 15 and strain measurement Instrument 16 is fixedly mounted with left plate 19 and right plate 6 in 1 both side ends of shaft of four configurations that are parallel to each other, on the left side respectively By support sleeve 18, rotatably torque axis 17 is installed in support on plate 19, and aluminium sheet 4, institute are installed in the right end of torque axis 17 4 right side of aluminium sheet is stated in pockmark shape, heating sheet 3 is fitted on 4 left side of aluminium sheet, and strain rosette 20 is attached on torque axis 17, leads Temperature controller 2 is connected to by line with heating sheet 3, strain gauge 16 with strain rosette 20；Pass through installation set 8 on the right plate 6 Equipped micrometer head 9；It can laterally be moved at position on four shafts 1, between aluminium sheet 4 and the telescopic rod 10 of micrometer head 9 Dynamic installation seat plate 5, removable installation frame set 11, material template on the seat board 5 one side opposite with aluminium sheet 4 12 and ice sheet frame 13 is successively removable from right to left is fitted on frame set 11, the ice sheet frame 13 and 4 phase of aluminium sheet Mutually cooperation；The telescopic rod 10 of the micrometer head 9 is in be engaged with seat board 5；The axial line and aluminium sheet 4, ice of the torque axis 17 10 axial line of telescopic rod of layer frame 13, material template 12 and micrometer head 9 is all overlapped.It is attached on 12 right side of material template Piezoelectric ceramics 7 is installed, the piezoelectric ceramics 7 is successively connected to power amplifier 14 and signal generator 15 by conducting wire.
Detection is in use, sleet layer is configured in ice sheet frame 13, and be closely frozen in 12 left end table of material template It is integral on face.It pushes seat board 5 mobile to left-hand on four shafts 1 using the telescopic rod 10 of micrometer head 9, makes aluminium sheet 4 and cover Ice sheet appearance face contact, the aluminium sheet 4 and cooling after sleet layer hot melt for being heated 3 heat temperature raising of piece strike up partnership, thereafter torque axis 17 drive aluminium sheet 4 to rotate, and make fracture separation between material template 12 and sleet layer, and the strain rosette 20 on torque axis 17 will be remembered at this time The strain signal of record is exported by strain gauge 16, completes the primary inspection of adhesion strength between sleet layer and material template 12 It surveys.
Piezoelectric ceramics 7 drives material template 12 by generating ultrasonic activation with signal generator 15, power amplifier 14 And the sleet layer being frozen on 12 surface of material template generates ultrasonic activation, can be used to probe into ultrasonic activation to material sample The influence and variation of adhesion strength between plate 12 and sleet layer.
Claims (2)
1.一种材料表面与覆冰层粘附强度扭转剪切力测量装置，包括测微头(9)、温控器(2)、功率放大器(14)、信号发生器(15)和应变测量仪(16)，其特征在于：在四根相互平行配置的轴杆(1)两侧端部上分别固装左平板(19)和右平板(6)，在所述的左平板(19)上通过支撑套(18)可转动的支撑安装扭矩轴(17)，在扭矩轴(17)的右端头上安装铝板(4)，所述铝板(4)右端面呈麻坑状，加热片(3)配装在铝板(4)左端面上，应变花(20)贴附在扭矩轴(17)上，导线将温控器(2)与加热片(3)、应变测量仪(16)与应变花(20)连通；在所述的右平板(6)上通过安装套(8)配装测微头(9)；在所述四根轴杆(1)上、位于铝板(4)与测微头(9)的伸缩杆(10)之间部位处可横向移动的安装座板(5)，在所述座板(5)与铝板(4)相对的一侧面上可拆装的安装框式支架(11)，材料样板(12)和冰层框架(13)从右至左依次可拆装的配装在框式支架(11)上，所述冰层框架(13)与铝板(4)相互配合；所述测微头(9)的伸缩杆(10)与座板(5)呈接触配合；所述扭矩轴(17)的轴心线与铝板(4)、冰层框架(13)、材料样板(12)及测微头(9)的伸缩杆(10)轴心线全部重合。1. A device for measuring the torsional shear force of the adhesion strength between a material surface and an ice-covered layer, comprising a micrometer head (9), a temperature controller (2), a power amplifier (14), a signal generator (15) and a strain measurement The instrument (16) is characterized in that: a left plate (19) and a right plate (6) are respectively fixed on the ends of the four shafts (1) arranged in parallel with each other, and the left plate (19) The torque shaft (17) is rotatably supported and installed by the support sleeve (18), and an aluminum plate (4) is installed on the right end of the torque shaft (17). 3) Fitted on the left end face of the aluminum plate (4), the strain rose (20) is attached to the torque shaft (17), and the wire connects the thermostat (2) with the heating plate (3), the strain gauge (16) and the The strain roses (20) are connected; the micrometer head (9) is assembled on the right plate (6) through the mounting sleeve (8); on the four shaft rods (1), the aluminum plate (4) and the A laterally movable mounting seat plate (5) at the position between the telescopic rods (10) of the micrometer head (9), and a detachable installation on the side surface of the seat plate (5) opposite to the aluminum plate (4) The frame-type bracket (11), the material template (12) and the ice layer frame (13) are detachably assembled on the frame-type bracket (11) in sequence from right to left, the ice layer frame (13) and the aluminum plate ( 4) Cooperate with each other; the telescopic rod (10) of the micrometer head (9) is in contact with the seat plate (5); the axis line of the torque shaft (17) is in contact with the aluminum plate (4), the ice layer frame ( 13) The material template (12) and the axis lines of the telescopic rod (10) of the micrometer head (9) are all coincident. 2.根据权利要求1所述的材料表面与覆冰层粘附强度扭转剪切力测量装置，其特征在于：在材料样板(12)右端面上贴附安装压电陶瓷(7)，所述压电陶瓷(7)通过导线依次与功率放大器(14)和信号发生器(15)连通。2. The device for measuring the torsional shear force of the adhesion strength between the material surface and the ice-coated layer according to claim 1, wherein the piezoelectric ceramic (7) is attached and installed on the right end surface of the material template (12), and the said The piezoelectric ceramics (7) are sequentially communicated with the power amplifier (14) and the signal generator (15) through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910191036.5A CN109883948B (en) | 2019-03-12 | 2019-03-12 | A device for measuring the torsional shear force of the adhesion strength between the material surface and the ice-covered layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910191036.5A CN109883948B (en) | 2019-03-12 | 2019-03-12 | A device for measuring the torsional shear force of the adhesion strength between the material surface and the ice-covered layer |
Publications (2)
| Publication Number | Publication Date |
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| CN109883948A true CN109883948A (en) | 2019-06-14 |
| CN109883948B CN109883948B (en) | 2021-10-22 |
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| CN201910191036.5A Active CN109883948B (en) | 2019-03-12 | 2019-03-12 | A device for measuring the torsional shear force of the adhesion strength between the material surface and the ice-covered layer |
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