CN109100224A - Light detection device and tensile testing machine for fabric tensile test - Google Patents
Light detection device and tensile testing machine for fabric tensile test Download PDFInfo
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- CN109100224A CN109100224A CN201811139750.1A CN201811139750A CN109100224A CN 109100224 A CN109100224 A CN 109100224A CN 201811139750 A CN201811139750 A CN 201811139750A CN 109100224 A CN109100224 A CN 109100224A
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- 239000004744 fabric Substances 0.000 title claims abstract description 145
- 238000009864 tensile test Methods 0.000 title claims abstract description 57
- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 238000012360 testing method Methods 0.000 claims abstract description 50
- 230000003287 optical effect Effects 0.000 claims description 32
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000003028 elevating effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 239000011324 bead Substances 0.000 description 5
- 230000014759 maintenance of location Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010998 test method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
- G01N3/04—Chucks
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The application relates to the field of fabric test equipment, in particular to a light detection device and a tensile testing machine for fabric tensile testing, wherein the light detection device comprises a fixed seat, and a light source capable of emitting a vertical reference light beam and an installation part used for being connected to one side of the tensile testing machine are arranged on the fixed seat; the tensile testing machine comprises a rack, wherein a clamping device used for clamping a tested fabric is arranged on the rack, the clamping device comprises an upper clamp, a lower clamp and a light detection device, and the light detection device is arranged on one side of the clamping device to form a vertical reference light beam between the upper clamp and the lower clamp. The application provides a detection device and be used for tensile test's tensile test machine of fabric, through when carrying out the centre gripping to the fabric of being surveyed, adjust the position of being surveyed the fabric according to the reference beam, make the fabric of being surveyed centre gripping on tensile test machine vertically, adjust according to the reference beam and can make the adjustment operation more accurate to the position that makes the fabric of being surveyed centre gripping more accurate, and then improved fabric tensile test's precision and stability.
Description
[technical field]
This application involves cloth testing apparatus field more particularly to optical detection device and for the pulling force of fabric tension test
Testing machine.
[background technique]
Galley proof method is one of the test method of fabric tension ultimate strength, indicates that index has breaking strength, elongation at break
Deng.
The rectangular specimen of defined width and length need to be made in fabric by the test method, when test, then will be prepared
Sample is clamped with fixture above and below tensile testing machine along its length, and defined clamp distance and tensile speed is arranged, and starting stretches,
Up to sample fracture and related data is recorded, specific test method can refer to standard GB/T/T 3923.1-2013 and GB/T
24218.3-2010。
Pass through the evaluation of uncertainty in measurement to the project, the results showed that method of clamping is test item uncertainty master
Want source.In addition, the character of fabric also determines the accuracy and reproducibility of test result.The smooth fabric of such as cowboy is surveyed
Accuracy and reproducibility are tried better than Wrinkle fabrics such as chiffons.Therefore, when carrying out the test of galley proof method fabric tension, in order to guarantee to survey
The accuracy and reproducibility for measuring data need to be fixed on tested fabric vertically as far as possible on tensile testing machine clamper to reach
To optimal clamp position.But since most of fabrics itself have flexible and out-of-flatness, and the clamping of the test method at present
Mode only relies on the position of artificial range estimation adjustment clamping, it is clear that is difficult to ensure the vertical state of tested fabric to the essence to test
Degree and stability cause adverse effect.
[summary of the invention]
In order to solve the above technical problems, the application's is designed to provide optical detection device and for fabric tension test
Optical detection device is set on tensile testing machine, when by clamping to tested fabric, according to reference beam by tensile testing machine
The clip position of tested fabric is adjusted, making tested fabric, vertically clamping is adjusted on tensile testing machine according to reference beam
It is whole to keep adjustment operation more accurate, and then improve the precision and stability of fabric tension test.
The application is achieved through the following technical solutions:
On the one hand the application provides optical detection device, be used for tensile testing machine to carry out fabric tension test, the light
Detection device includes fixing seat, and the fixing seat, which is equipped with, can emit the light source of vertical reference beams and for being connected to pulling force
The mounting portion of testing machine side.
Optical detection device as described above, the optical detection device further include:
Centering roll adjustment unit is set in the fixing seat, and the centering roll adjustment unit includes symmetrically arranged left centering
Seat and right centering seat, the left centering seat and the right centering seat can opposed vertical symmetrical center line equidistantly move backward；
Elevating movement unit comprising left lifting unit on the left centering seat and set on the right centering seat
Right lifting unit, the left lifting unit include the left lifting seat that can be moved up and down and connect with the left lifting seat to drive
State the left lift drive mechanism that left lifting seat moves up and down, the right lifting unit include the right lifting seat that can be moved up and down and with
The right lifting seat connects the right lift drive mechanism to drive the right lifting seat up and down motion, fixes on the left lifting seat
Spot beam can be emitted and generate the left photoelectric sensor for blocking signal in a left side, the right liter when it emits when light is blocked by being connected with
Spot beam can be emitted and generate the right photoelectric sensing for blocking signal in the right side when it emits when light is blocked by being fixedly connected on drop seat
Device, the left photoelectric sensor move up and down with the left lifting seat to form the vertical reference beams, the right photoelectric transfer
Sensor moves up and down to form the vertical reference beams with the right lifting seat；
Deviation correcting alarm device is set in the fixing seat, the deviation correcting alarm device and the left photoelectric sensor and
The right photoelectric sensor be electrically connected and work as receive the left side block signal or the right side block signal after issue alarm signal.
Optical detection device as described above, the centering roll adjustment unit further include:
Limit guide groove opens up on the fixing seat, and the left centering seat and the right centering seat are set to the limit
In guide groove；
Bidirectional-screw is equipped with the first thread segment and the second thread segment, and the left centering seat is located at first thread segment,
The right centering seat is located at second thread segment, the left centering seat and the right centering seat in the rotation of the Bidirectional-screw
Counter motion is done under driving；
Roll adjustment driving mechanism, output end are connect to drive the Bidirectional-screw to rotate with described Bidirectional-screw one end.
Optical detection device as described above, the left lift drive mechanism include left driving screw rod and output end and the left side
The left lifting driving motor of screw rod connection is driven, the left driving screw rod is threadedly coupled with the left lifting seat, the left lifting
Driving motor is fixed on the left centering seat to drive the left driving screw rod to rotate and then drive the left lifting seat or more
Movement；
The right lift drive mechanism includes the right lifting that right driving screw rod and output end are connect with the right driving screw rod
Driving motor, the right driving screw rod are threadedly coupled with the right lifting seat, and the right lifting driving motor is fixed on the right side
To drive the right driving screw rod to rotate and then the right lifting seat is driven to move up and down on centering seat.
Optical detection device as described above, the mounting portion are the screw thread for being threaded on the tensile testing machine
Hole or for being welded to connect in the plane on the tensile testing machine or the clamping jaw for being folded on the tensile testing machine.
Optical detection device as described above, the light source are the laser that can project vertical linear beam.
On the other hand the application provides the tensile testing machine for fabric tension test, including rack, set in the rack
There is the clamping device for clamping tested fabric, it further includes as described above that the clamping device, which includes upper fixture and lower fixture,
Optical detection device, the optical detection device are set to the clamping device side with the shape between the upper fixture and the lower fixture
At the vertical reference beams.
Tensile testing machine as described above for fabric tension test, further includes clamping fixture for correcting, the clamping fixture for correcting packet
It includes:
First clamping plate component comprising the first upper clamp plate, the first middle clamp plate and the first lower clamp plate, first middle clamp plate can
It is releasably installed between first upper clamp plate and first lower clamp plate；
Second clamping plate component comprising the second upper clamp plate, the second middle clamp plate and the second lower clamp plate, second middle clamp plate can
It is releasably installed between second upper clamp plate and second lower clamp plate；
The first clamping plate component and the second clamping plate component pass through clamping structure with respect to clamping, so that on described first
Clamping plate is opposite with second upper clamp plate, first middle clamp plate and second middle clamp plate is opposite and first lower clamp plate
It is opposite with second lower clamp plate, and then clamp tested fabric；
Length of first middle clamp plate between first upper clamp plate and first lower clamp plate and tested fabric
Clamp distance is equal, and length of second middle clamp plate between second upper clamp plate and second lower clamp plate is knitted with tested
The clamp distance of object is equal.
Tensile testing machine as described above for fabric tension test, first upper clamp plate lower end are equipped with sliding on first
Item portion, first lower clamp plate upper end are equipped with the first lower draw runner portion, first middle clamp plate upper end be equipped with described first on it is sliding
The corresponding first sliding groove in item portion, first middle clamp plate lower end are equipped with second sliding slot corresponding with draw runner portion under described first；
Second upper clamp plate lower end is equipped with draw runner portion on second, and second lower clamp plate upper end is equipped with the second lower draw runner
Portion, second middle clamp plate upper end are equipped with third sliding slot corresponding with draw runner portion on described second, second middle clamp plate lower end
Equipped with the 4th sliding slot corresponding with draw runner portion under described second.
Tensile testing machine as described above for fabric tension test, the upper fixture and the lower fixture are respectively equipped with
For positioning the locating slot of the clamping fixture for correcting position, the groove depth of the locating slot is less than the first clamping plate component and described
Thickness of the second clamping plate component with respect to clamping.
Compared with prior art, the application has the following advantages:
1, optical detection device is set on tensile testing machine, when carrying out clamping to tested fabric, according to optical detection device
The reference beam of sending adjusts the position of tested fabric, and making tested fabric, vertically clamping is on tensile testing machine, according to ginseng
Light beam is examined to adjust and adjustment operation can be made more accurate, and then improves the precision and stability of fabric tension test.
2, the centering roll adjustment unit ensure that the vertical centerline of tested fabric and the pulling force axis weight of tensile testing machine
Conjunction enables fixture is more symmetrical to be up and down tested fabric with accurately clamping, further improves the precision of fabric tension test.
3, the clamping fixture for correcting is by the way that tested fabric to be placed between first clamping plate component and the second clamping plate component simultaneously
Tested fabric can be constrained to flat rigid state from flexible state by clamping, be adjusted more conducively on tensile testing machine tested
The position of fabric and state make tested fabric be in preferable trystate, promote the precision and stability of fabric tension test.
[Detailed description of the invention]
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are only some examples of the present application, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 and Fig. 2 is two different angles described in the embodiment of the present application 1 for the tensile testing machine of fabric tension test
Stereoscopic schematic diagram；
Fig. 3 is the correcting state schematic diagram in the embodiment of the present application 1 to tested fabric；
Fig. 4 is the correcting state schematic diagram surveyed in the embodiment of the present application 2 to tested fabric；
Fig. 5 is the stereoscopic schematic diagram of clamping fixture for correcting described in the embodiment of the present application 3；
Fig. 6 is the decomposition texture schematic diagram of clamping fixture for correcting described in the embodiment of the present application 3；
Fig. 7 is the decomposition texture schematic diagram of first clamping plate component described in the embodiment of the present application 3；
Fig. 8 is the decomposition texture schematic diagram of second clamping plate component described in the embodiment of the present application 3；
Fig. 9 is that the tensile testing machine described in the embodiment of the present application 3 for fabric tension test is installed with the clamping fixture for correcting
Stereoscopic schematic diagram afterwards；
Figure 10 is that correcting state schematic diagram of the fabric on the first clamping plate component is tested in the embodiment of the present application 3；
Figure 11 is the structural schematic diagram of the first upper clamp plate described in the embodiment of the present application 3；
Figure 12 is the structural schematic diagram of the first lower clamp plate described in the embodiment of the present application 3；
Figure 13 is the structural schematic diagram of the second upper clamp plate described in the embodiment of the present application 3；
Figure 14 is the structural schematic diagram of the second lower clamp plate described in the embodiment of the present application 3；
Figure 15 is the enlarged drawing in the portion J in the embodiment of the present application Fig. 2；
Figure 16 is the enlarged drawing in the portion K in the embodiment of the present application Fig. 8.
[specific embodiment]
The technical issues of in order to keep the application solved, technical solution and beneficial effect are more clearly understood, below in conjunction with
The application is further elaborated in accompanying drawings and embodiments.It should be appreciated that specific embodiment described herein is only used
To explain the application, it is not used to limit the application.
As shown in Figure 1 to Figure 3, the embodiment of the present application 1 proposes the tensile testing machine for fabric tension test, including rack
1, the rack 1 is equipped with the clamping device 3 for clamping tested fabric 2, and the clamping device 3 includes upper fixture 31 and lower folder
Tool 32, for fabric tension test tensile testing machine further include set on 3 side of clamping device emit light beam and can
The optical detection device 4 of vertical reference beams is formed between the upper fixture 31 and the lower fixture 32.Specifically, the light inspection
Surveying device 4 includes fixing seat 40, and the fixing seat 40, which is equipped with, can emit the light source of vertical reference beams and for being connected to
The mounting portion of tensile testing machine side.The mounting portion is the threaded hole or use for being threaded on the tensile testing machine
In welded connecting in the plane on the tensile testing machine or the clamping jaw for being folded on the tensile testing machine.
Optical detection device is set on tensile testing machine, when by carrying out clamping to tested fabric, according to optical detection device 4
The vertical reference beam issued adjusts the position of tested fabric, and making tested fabric, vertically clamping is on tensile testing machine, root
Adjusting according to reference beam can make adjustment operation more accurate, and then improve the precision and stability of fabric tension test.
Such as Figure 15, the optical detection device 4 further include: centering roll adjustment unit 41 is set in the fixing seat 40, described
Centering roll adjustment unit 41 includes symmetrically arranged left centering seat 411 and right centering seat 412, the left centering seat 411 and the right side
Centering seat 412 can opposed vertical symmetrical center line equidistantly move backward；Elevating movement unit 42 comprising be set to the left centering
Left lifting unit on seat 411 and the right lifting unit set on the right centering seat 412, the left lifting unit includes can be upper and lower
The left lifting seat 421 of movement and connect the left lifting to drive the left lifting seat 421 up and down motion with the left lifting seat 421
Driving mechanism 422, the right lifting unit include the right lifting seat 423 that can be moved up and down and connect with the right lifting seat 423
With the right lift drive mechanism 424 for driving the right lifting seat 423 to move up and down, it is fixedly connected on the left lifting seat 421
Spot beam can be emitted and generate the left photoelectric sensor 43 for blocking signal in a left side, the right lifting seat when it emits when light is blocked
Spot beam can be emitted and generate the right photoelectric sensor for blocking signal in the right side when it emits when light is blocked by being fixedly connected on 423
44, the left photoelectric sensor 43 moves up and down with the left lifting seat 421 to form the vertical reference beams, the right light
Electric transducer 44 forms the vertical reference beams with the right up and down motion of lifting seat 423；Deviation correcting alarm device is set to institute
It states in fixing seat 40, the deviation correcting alarm device is electrically connected simultaneously with the left photoelectric sensor 43 and the right photoelectric sensor 44
Alarm signal is issued after signal is blocked on the reception left side or signal is blocked on the right side.It should be noted that guarantee fabric tension examination
The data accuracy tested, the vertically symmetrical center line and tensile testing machine of the left centering seat 411 and the right centering seat 412
Pulling force axis is overlapped.Optionally, the left photoelectric sensor 43 and the right photoelectric sensor 44 are reflective photoelectric sensor,
The deviation correcting alarm device can be combined aural and visual alarm.
When carrying out the test of galley proof method fabric tension, in order to guarantee the accuracy and reproducibility of measurement data, in addition to make
Tested fabric is as in a vertical state as possible, it is also necessary to symmetrically be fixed on tensile testing machine clamper between two parties, keep sample perpendicular
It is overlapped to symmetry axis and center of drag line, reaches optimal clamp position.Such as Fig. 3, when work, the left centering seat 411 and institute
State right centering seat 412 can opposed vertical symmetrical center line equidistantly move backward, the left lifting unit is with the left centering seat 411
Mobile, the right lifting unit is mobile with the right centering seat 412, so that the left photoelectric sensor on the left lifting seat 421
Right photoelectric sensor 44 on 43 light beams and the right lifting seat 423 projected projects between light beam horizontal distance and tested
Then tested fabric is clamped in upper fixture 31 and lower fixture 32 by the equivalent width of fabric, it is noted that there is no complete at this time
It clamps entirely, but has reserved the gap for adjusting tested fabric positions, then the left lifting seat 421 and the right lifting seat
423 do up and down quickly movement respectively, and left photoelectric sensor 43 and right photoelectric sensor 44 are in upper and lower scanning mode, in upper fixture
The two light beam sweep intervals in left and right are formed between 31 and lower fixture 32, at this point, starting to adjust the position of tested fabric, as long as tested
Fabric is skew state, and left photoelectric sensor 43 or right photoelectric sensor 44 will be blocked during scanning, and then is touched
It sends out deviation correcting alarm device and issues alarm signal, until adjusting tested fabric to left photoelectric sensor 43 and right photoelectric sensor 44
Between sweep interval in, alarm signal can just stop, expression tested fabric is adjusted to vertical state.
The technical solution makes the position adjustment of tested fabric more accurate, and the centering roll adjustment unit ensure that it is tested
The vertical centerline of fabric is overlapped with the pulling force axis of tensile testing machine, and tested fabric is made symmetrically to be clamped in pull test between two parties
On machine, it is tested fabric with accurately clamping with symmetrical, the precision and stability of fabric tension test is improved, is particularly suitable for nothing
The test of the non-woven cloths such as woven fabric.
Specifically, as shown in figure 15, the centering roll adjustment unit 41 further include: limit guide groove 413 is provided with fixing seat
On 40, the left centering seat 411 and the right centering seat 412 are set in the limit guide groove 413；Bidirectional-screw 414, is equipped with
First thread segment 4141 and the second thread segment 4142, the left centering seat 411 are located at first thread segment 4141, and the right side is right
Middle seat 412 is located at second thread segment 4142, and the left centering seat 411 and the right centering seat 412 are in the Bidirectional-screw
Counter motion is done under 414 rotate driving；Roll adjustment driving mechanism 415, output end connect with described 414 one end of Bidirectional-screw with
The Bidirectional-screw 414 is driven to rotate.Wherein, the first thread segment 4141 is left hand thread, and the second thread segment 4142 is dextrorotation spiral shell
Line, the left centering seat 411 are threaded in the first thread segment 4141, and the right centering seat 412 is threaded in the second screw thread
Section 4142, servo motor can be selected in the roll adjustment driving mechanism 415, the rotational handle that manpower can also be selected to rotate.It is described right
When middle roll adjustment cell operation, roll adjustment driving mechanism 415 drives the Bidirectional-screw 414 to rotate, the left centering seat 411 and described
Right centering seat 412 does that moving distance is equal to become close or remote from movement.
Specifically, the left lift drive mechanism 422 includes left driving screw rod 4221 and output end and the left driving silk
The left lifting driving motor 4222 that bar 4221 connects, the left driving screw rod 4221 are threadedly coupled with the left lifting seat 421, institute
Left lifting driving motor 4222 is stated to be fixed on the left centering seat 411 to drive the left driving screw rod 4221 to rotate and then drive
The left lifting seat 421 is moved to move up and down；Right lift drive mechanism 424 includes right driving screw rod 4241 and output end and the right side
The right lifting driving motor 4242 for driving screw rod 4241 to connect, the right driving screw rod 4241 and right 423 screw thread of lifting seat
Connection, the right lifting driving motor 4242 are fixed on the right centering seat 412 to drive described right 4241 turns of driving screw rod
It is dynamic that the right lifting seat 423 is driven to move up and down in turn.
In example 2, the present embodiment is substantially the same manner as Example 1, states for simplicity, only illustrate its primary structure with
1 difference of embodiment.Unaccounted part is same as Example 1 in the present embodiment, and difference is: the optical detection device
4 be the laser that can project vertical linear beam 40.
Such as Fig. 4, when work, first tested fabric is clamped in upper fixture 31 and lower fixture 32, it is noted that at this time not
There is complete clamping, but reserved the gap for adjusting tested fabric positions, then, laser projects one on tested fabric
Vertical linear beam 40, then can the vertical texture of tested fabric or vertical edge is parallel with the linear beam or coincidence
Alignment is adjusting tested fabric to vertical formation state.The technical solution structure is simple, easy to operate, while improving fabric
The precision and stability of tension test.
Further, the upper fixture 31 and the lower fixture 32 are equipped with the scale for being used as tested fabric positions reference
33.More preferably, which is made of clear material, and is equipped with opaque scale above, can further be adjusted according to scale
Retaining part position above and below tested fabric, it is simple and effective.
In embodiment 3, the present embodiment is substantially the same manner as Example 1, states for simplicity, only illustrate its primary structure with
1 difference of embodiment.Unaccounted part is same as Example 1 in the present embodiment, such as Fig. 5 to Figure 14 and Figure 16, area
Be not: the tensile testing machine for fabric tension test further includes the clamping fixture for correcting for fabric tension test, described
Clamping fixture for correcting 5 includes: first clamping plate component 10 comprising the first upper clamp plate 102, the first middle clamp plate 101 and the first lower clamp plate
103, first middle clamp plate 101 is removably installed between first upper clamp plate 102 and first lower clamp plate 103；
Second clamping plate component 20 comprising the second upper clamp plate 202, the second middle clamp plate 201 and the second lower clamp plate 203 press from both sides in described second
Plate 201 is removably installed between second upper clamp plate 202 and second lower clamp plate 203；The first clamping plate component
10 and the second clamping plate component 20 by clamping structure with respect to clamping so that on first upper clamp plate 102 and described second
Clamping plate 202 is opposite, first middle clamp plate 101 and opposite and described first lower clamp plate 103 of second middle clamp plate 201 and institute
It is opposite to state the second lower clamp plate 203, and then clamps tested fabric；First middle clamp plate 101 is in first upper clamp plate 102 and institute
The length stated between the first lower clamp plate 103 is equal with the clamp distance of tested fabric, and second middle clamp plate 201 is described second
Length between upper clamp plate 202 and second lower clamp plate 203 is equal with the clamp distance of tested fabric.
One side fabric is difficult to as flexible material itself in straightened condition, on the other hand individual fabrics due to technique,
The reasons such as storage form gauffer, therefore are difficult to adjust tested fabric to straight vertical state when carrying out fabric tension test.
The technical program, can by the way that tested fabric is placed between first clamping plate component 10 and the second clamping plate component 20 simultaneously clamping
Tested fabric cramping is straight, so that it is constrained to flat rigid state from flexible state, then will accompany the correction of tested fabric
Fixture is clamped in the upper fixture and lower fixture of tensile testing machine, and the upper fixture clamps 102 He of the first upper clamp plate at this time
Second upper clamp plate 202, the lower fixture clamp first lower clamp plate 103 and second lower clamp plate 203, then by the
One middle clamp plate 101 and the second middle clamp plate 201 take apart to restore part of the tested fabric between upper fixture and lower fixture
Free state, wherein the part of the first middle clamp plate 101 and the clamping of the second middle clamp plate 201 is the test portion of tested fabric, to protect
Demonstrate,prove the clamp distance that tested vertical length of the fabric between upper fixture and lower fixture meets fabric tension test requirements document.The program
Tested fabric can be constrained to flat rigid state from flexible state, tested fabric is adjusted more conducively on tensile testing machine
Position and state make tested fabric be in preferable trystate, promote the precision and stability of fabric tension test.
Preferably, 102 lower end of the first upper clamp plate is equipped with draw runner portion 1021 on first, on first lower clamp plate 103
End is equipped with the first lower draw runner portion 1031, and 101 upper end of the first middle clamp plate is equipped with corresponding with draw runner portion 1021 on described first
First sliding groove 1011,101 lower end of the first middle clamp plate are equipped with second sliding slot corresponding with draw runner portion 1031 under described first
1012；Second upper clamp plate, 202 lower end is equipped with draw runner portion 2021 on second, and 203 upper end of the second lower clamp plate is equipped with second
Lower draw runner portion 2031,201 upper end of the second middle clamp plate are equipped with third sliding slot corresponding with draw runner portion 2021 on described second
2011,201 lower end of the second middle clamp plate is equipped with the 4th sliding slot 2012 corresponding with draw runner portion 2031 under described second.The technology
When scheme to be clamped in the clamping fixture for correcting for accompanying tested fabric in the upper fixture and lower fixture of tensile testing machine, pressed from both sides in first
Plate 101 and the second middle clamp plate 201 can be extracted out from by-level, and part of the tested fabric between upper fixture and lower fixture is extensive
Multiple free state, the program, which can be realized, aloows the first upper clamp plate 102, the first middle clamp plate 101 and the first lower clamp plate 103 can
First clamping plate component 10 is releasably pieced together, the second upper clamp plate 202, the second middle clamp plate 201 and the second lower clamp plate 203 can be removable
Piece together second clamping plate component 20 with unloading, structure is simple, easily operated.
In straightened condition, first middle clamp plate 101, first when to guarantee that tested fabric is clamped by the clamping fixture for correcting
Positive in the same plane, second middle clamp plate 201, the second upper clamp plate 202 of upper clamp plate 102 and the first lower clamp plate 103
Same plane is in the front of the second lower clamp plate 203.
Preferably, draw runner portion 1021 on described first, the first lower draw runner portion 1031, draw runner portion 2021 on described second
Cross section with the described second lower draw runner portion 2031 is T-type or dove-tail form, the first sliding groove 1011, the second sliding slot
1012, the groove profile of the third sliding slot 2011 and the 4th sliding slot 2012 is T-slot corresponding with T-type cross section or and dovetail
The corresponding dovetail groove in type cross section.
In the present embodiment, the clamping structure includes several card holes 1022 and several buckles 2022；The card hole
1022 are provided with the front of first upper clamp plate 102 and first lower clamp plate 103 respectively；The buckle 2022 opens up respectively
In the front of second upper clamp plate 202 and second lower clamp plate 203；The card hole 1022 can be clamped on the card hole 1022
It is interior so that the first clamping plate component 10 and the second clamping plate component 20 are with respect to clamping.Specifically, the card hole 1022 includes
Sequentially connected big hole section 10221, changeover portion 10222 and aperture section 10223 and the perforation big hole section 10221, the mistake
Cross the accommodating cavity 10224 of section 10222 and the aperture section 10223；The buckle 2022 includes card-tight part 20221 and interconnecting piece
20222；The card-tight part 20221 passes through the big hole section 10221 and puts in the accommodating cavity 10224, then the interconnecting piece
20222 reach the aperture section 10223 by the changeover portion 10222, so that the card-tight part 20221 is locked at the aperture
In accommodating cavity 10224 at section 10223.
When operation, by 10 horizontal of first clamping plate component, tested fabric is then placed in 10 front of first clamping plate component, wherein
Corresponding first middle clamp plate 101 in the part that tested fabric clamps on tensile testing machine, then by the front of second clamping plate component 20
The positive opposite and mutual clamping of first clamping plate component 10.Wherein, the card hole 1022 and the buckle 2022 are each provided at and are used for
Except the region for placing tested fabric.
In order to enable operation is more intuitive and reliable, the first clamping plate component 10 and the second clamping plate component 20 are by hard
Material is made, and the hard material is transparent material.
More preferably, the front of first upper clamp plate 102 and first lower clamp plate 103 offers tested for limiting
Retention bead 1023 of the fabric in the first clamping plate component 10 and the clip position of the second clamping plate component 20；Described second
The front of upper clamp plate 202 and second lower clamp plate 203 is equipped with relief portion 2023 corresponding with the retention bead 1023.
Such as Figure 10, tested fabric can realize pre-determined bit on the clamping fixture for correcting by the retention bead, that is, use institute
It states retention bead and limits tested fabric edge locations, realize the position that need to only ajust clamping fixture for correcting, tested fabric can be ajusted
Position, and since fixture is hard material, the adjustment of position is more easier, and also allows for the position adjustment of tested fabric more
It is accurate convenient, and then promote the precision and stability of fabric tension test.
In order to enable dismantle first middle clamp plate 101 and when second middle clamp plate 201 more easily operates, described the
Push and pull bar 30 is respectively equipped on the side of one middle clamp plate 101 and second middle clamp plate 201.
In the present embodiment, the upper fixture 31 and the lower fixture 32 are respectively provided with the positioning clamping fixture for correcting position
Locating slot, the groove depth of the locating slot is less than the first clamping plate component 10 and the second clamping plate component 20 with respect to clamping
Thickness.The shape of locating slot and the shape of clamping fixture for correcting are corresponding and more slightly larger than the width of clamping fixture for correcting, therefore, when tested fabric
On the clamping fixture for correcting after clamping positioning, need to only be placed in the clamping fixture for correcting in the locating slot can be realized clamping fixture for correcting
Positioning, and then tested fabric is positioned, the operation difficulty for adjusting the tested position of fabric in test is greatly reduced, and
Operation precision is improved, and then promotes the precision and stability of fabric tension test.
In example 4, the present embodiment is substantially the same manner as Example 3, states for simplicity, only illustrate its primary structure with
3 difference of embodiment.Unaccounted part is same as Example 3 in the present embodiment, and difference is: the clamping structure is
The magnetic part being located in the first clamping plate component 10 and the second clamping plate component 20 is so that 10 He of first clamping plate component
The second clamping plate component 20 passes through magnetic opposite attraction clamping.Specifically, it is permanent to be built-in with first for first upper clamp plate 102
Magnet, second upper clamp plate 202 is interior to be equipped with iron or second permanent magnet attracting with first permanent magnet, needs to illustrate
, it is described it is attracting refer to that first upper clamp plate 102 and second upper clamp plate, 202 front relative time phase are mutually attracted, similarly,
First lower clamp plate 103 is built-in with third permanent magnet, is equipped with iron or permanent with the third in second lower clamp plate 203
The 4th attracting permanent magnet of magnet.It is of course also possible to which two attracted magnetic parts are respectively placed in first middle clamp plate 101
With inhale first middle clamp plate 101 and the front relative time phase of second middle clamp plate 201 mutually
It closes.Above-mentioned technical proposal makes the clamping of the first clamping plate component 10 and the second clamping plate component 20 more convenient effectively,
Its structure ensure that more convenient and steadily clamping tested fabric while simple.
In conclusion the application has the advantages that
1, optical detection device is set on tensile testing machine, when carrying out clamping to tested fabric, according to optical detection device
The reference beam of sending adjusts the position of tested fabric, and making tested fabric, vertically clamping is on tensile testing machine, according to ginseng
Light beam is examined to adjust and adjustment operation can be made more accurate, and then improves the precision and stability of fabric tension test.
2, the centering roll adjustment unit ensure that the vertical centerline of tested fabric and the pulling force axis weight of tensile testing machine
Conjunction enables fixture is more symmetrical to be up and down tested fabric with accurately clamping, further improves the precision of fabric tension test.
3, the clamping fixture for correcting is by the way that tested fabric to be placed between first clamping plate component and the second clamping plate component simultaneously
Tested fabric can be constrained to flat rigid state from flexible state by clamping, be adjusted more conducively on tensile testing machine tested
The position of fabric and state make tested fabric be in preferable trystate, promote the precision and stability of fabric tension test.
4, pre-determined bit can be realized by the retention bead on the clamping fixture for correcting by being tested fabric, i.e., with the limit
Protrusion limits tested fabric edge locations, realizes the position that need to only ajust clamping fixture for correcting, can ajust the position of tested fabric, and
Since fixture is hard material, the adjustment of position is more easier, also allow for the position adjustment of tested fabric more it is accurate just
Benefit, and then promote the precision and stability of fabric tension test.
It should be understood that various information are described in the application using term " first ", " second " etc., but these information
It should not necessarily be limited by these terms, these terms are only used to for same type of information being distinguished from each other out.For example, not departing from the application
In the case where range, " first " information can also be referred to as " second " information, and similar, " second " information can also be referred to as
" first " information.In addition, the orientation of the instructions such as term " on ", "lower", "left", "right", "vertical", "horizontal", "inner", "outside" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the application and simplifies description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as the limitation to the application.
It is the one or more embodiments provided in conjunction with particular content as described above, does not assert the specific reality of the application
It applies and is only limited to these instructions.It is all approximate with the present processes, structure etc., identical, or under the application concept thereof
It makes several technologies to deduce, or replacement all should be considered as the protection scope of the application.
Claims (10)
1. optical detection device is used for tensile testing machine to carry out fabric tension test, which is characterized in that the optical detection device
It (4) include fixing seat (40), the fixing seat (40), which is equipped with, can emit the light source of vertical reference beams and for being connected to
The mounting portion of tensile testing machine side.
2. optical detection device according to claim 1, which is characterized in that the optical detection device (4) further include:
Centering roll adjustment unit (41) is set on the fixing seat (40), and the centering roll adjustment unit (41) includes being symmetrical arranged
Left centering seat (411) and right centering seat (412), the left centering seat (411) and the right centering seat (412) can opposed verticals
Symmetrical center line equidistantly moves backward；
Elevating movement unit (42) comprising be set to the left centering seat (411) on left lifting unit and be set to the right side it is right
The right lifting unit of middle seat (412), the left lifting unit include the left lifting seat (421) that can be moved up and down and with the left liter
Left lift drive mechanism (422) of drop seat (421) connection to drive the left lifting seat (421) to move up and down, the right lifting
Unit includes the right lifting seat (423) that can be moved up and down and connect with the right lifting seat (423) to drive the right lifting seat
(423) the right lift drive mechanism (424) to move up and down, dotted light can be emitted by being fixedly connected on the left lifting seat (421)
Beam simultaneously generates the left photoelectric sensor (43) for blocking signal in a left side when it emits when light is blocked, solid on the right lifting seat (423)
Surely spot beam can be emitted and generate the right photoelectric sensor (44) for blocking signal in the right side, institute when it emits when light is blocked by being connected with
Left photoelectric sensor (43) is stated to move up and down with the left lifting seat (421) to form the vertical reference beams, the right light
Electric transducer (44) moves up and down with the right lifting seat (423) and forms the vertical reference beams；
Deviation correcting alarm device is set on the fixing seat (40), the deviation correcting alarm device and the left photoelectric sensor
(43) it is electrically connected with the right photoelectric sensor (44) and issues alarm after signal is blocked on the reception left side or signal is blocked on the right side
Signal.
3. optical detection device according to claim 2, which is characterized in that the centering roll adjustment unit (41) further include:
Limit guide groove (413) is provided on the fixing seat (40), the left centering seat (411) and the right centering seat
(412) it is set in the limit guide groove (413)；
Bidirectional-screw (414) is equipped with the first thread segment (4141) and the second thread segment (4142), the left centering seat (411)
Positioned at first thread segment (4141), the right centering seat (412) is located at second thread segment (4142), the left centering
Seat (411) and the right centering seat (412) do counter motion under the rotate driving of the Bidirectional-screw (414)；
Roll adjustment driving mechanism (415), output end are connect with the Bidirectional-screw (414) one end to drive the Bidirectional-screw
(414) it rotates.
4. optical detection device according to claim 2, which is characterized in that the left lift drive mechanism (422) includes a left side
The left lifting driving motor (4222) that driving screw rod (4221) and output end are connect with left driving screw rod (4221), the left side
Driving screw rod (4221) is threadedly coupled with the left lifting seat (421), and the left lifting driving motor (4222) is fixed on described
To drive the left driving screw rod (4221) to rotate and then the left lifting seat (421) is driven to transport up and down on left centering seat (411)
It is dynamic；
The right lift drive mechanism (424) includes right driving screw rod (4241) and output end and the right driving screw rod (4241)
The right lifting driving motor (4242) of connection, the right driving screw rod (4241) are threadedly coupled with the right lifting seat (423), institute
Right lifting driving motor (4242) is stated to be fixed on the right centering seat (412) to drive right driving screw rod (4241) rotation
And then the right lifting seat (423) is driven to move up and down.
5. optical detection device according to claim 1, which is characterized in that the mounting portion is for being threaded in the drawing
Threaded hole on force tester or the plane for being welded to connect on the tensile testing machine or for being folded in the pulling force
Clamping jaw on testing machine.
6. optical detection device according to claim 1, which is characterized in that the light source is that can project vertical Line of light
The laser of beam.
7. for the tensile testing machine of fabric tension test, including rack (1), the rack (1) are equipped with tested for clamping
The clamping device (3) of fabric (2), the clamping device (3) include upper fixture (31) and lower fixture (32), which is characterized in that also
Including optical detection device as claimed in any one of claims 1 to 6, the optical detection device is set to the clamping device (3) side
To form the vertical reference beams between the upper fixture (31) and the lower fixture (32).
8. the tensile testing machine according to claim 7 for fabric tension test, which is characterized in that the pull test
Machine further includes clamping fixture for correcting (5), and the clamping fixture for correcting (5) includes:
First clamping plate component (10) comprising the first upper clamp plate (102), the first middle clamp plate (101) and the first lower clamp plate (103),
First middle clamp plate (101) be removably installed in first upper clamp plate (102) and first lower clamp plate (103) it
Between；
Second clamping plate component (20) comprising the second upper clamp plate (202), the second middle clamp plate (201) and the second lower clamp plate (203),
Second middle clamp plate (201) be removably installed in second upper clamp plate (202) and second lower clamp plate (203) it
Between；
The first clamping plate component (10) and the second clamping plate component (20) by clamping structure with respect to clamping so that described the
One upper clamp plate (102) opposite, first middle clamp plate (101) and second middle clamp plate with second upper clamp plate (202)
(201) opposite and first lower clamp plate (103) and second lower clamp plate (203) relatively, and then clamp tested fabric；
Length of first middle clamp plate (101) between first upper clamp plate (102) and first lower clamp plate (103) with
The clamp distance of tested fabric is equal, and second middle clamp plate (201) is pressed from both sides under second upper clamp plate (202) and described second
Length between plate (203) is equal with the clamp distance of tested fabric.
9. the tensile testing machine according to claim 8 for fabric tension test, which is characterized in that pressed from both sides on described first
Plate (102) lower end is equipped with draw runner portion (1021) on first, and the first lower clamp plate (103) upper end is equipped with the first lower draw runner portion
(1031), the first middle clamp plate (101) upper end is equipped with first sliding groove corresponding with draw runner portion (1021) on described first
(1011), the first middle clamp plate (101) lower end is equipped with second sliding slot corresponding with described first lower draw runner portion (1031)
(1012)；
Second upper clamp plate (202) lower end is equipped with draw runner portion (2021) on second, and the second lower clamp plate (203) upper end is equipped with
Second lower draw runner portion (2031), the second middle clamp plate (201) upper end are equipped with corresponding with draw runner portion (2021) on described second
Third sliding slot (2011), the second middle clamp plate (201) lower end are equipped with and the described second lower draw runner portion (2031) the corresponding 4th
Sliding slot (2012).
10. the tensile testing machine according to claim 8 for fabric tension test, which is characterized in that the upper fixture
(31) and the lower fixture (32) is respectively provided with the locating slot for positioning the clamping fixture for correcting position, the groove depth of the locating slot
Degree is less than the thickness of the first clamping plate component (10) and the second clamping plate component (20) with respect to clamping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811139750.1A CN109100224A (en) | 2018-09-28 | 2018-09-28 | Light detection device and tensile testing machine for fabric tensile test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811139750.1A CN109100224A (en) | 2018-09-28 | 2018-09-28 | Light detection device and tensile testing machine for fabric tensile test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109100224A true CN109100224A (en) | 2018-12-28 |
Family
ID=64867638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811139750.1A Pending CN109100224A (en) | 2018-09-28 | 2018-09-28 | Light detection device and tensile testing machine for fabric tensile test |
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| Country | Link |
|---|---|
| CN (1) | CN109100224A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111044368A (en) * | 2019-12-31 | 2020-04-21 | 江西服装学院 | Fabric tensile strength detection device |
| CN111289355A (en) * | 2020-03-02 | 2020-06-16 | 安徽豹子头服饰有限公司 | Clothing stretch-proofing detection device |
| CN112432855A (en) * | 2020-11-25 | 2021-03-02 | 江西捷美软包装有限公司 | Tensile strength detector for high-temperature steaming bag |
| CN112763337A (en) * | 2021-01-27 | 2021-05-07 | 刘新铭 | Textile fabric tensile strength detection equipment |
| CN114034547A (en) * | 2021-12-21 | 2022-02-11 | 苏州赛文纺织科技有限公司 | Comprehensive experiment platform for tensile strength of textile |
| CN112432855B (en) * | 2020-11-25 | 2024-05-31 | 江西捷美软包装有限公司 | High temperature steaming and boiling bag tensile strength detector |
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Address after: Floor 4, Xiaozhupei Industrial Factory, Yuexin Road, Dayong Town, Zhongshan City, Guangdong Province, 528400 Applicant after: Zhongguang Testing (Zhongshan) Testing Technology Co.,Ltd. Applicant after: ZHONGSHAN CITY DAYONG TOWN PRODUCTIVITY PROMOTION CENTER Address before: Floor 4, Xiaozhupei Industrial Factory, Yuexin Road, Dayong Town, Zhongshan City, Guangdong Province, 528400 Applicant before: ZHONGSHAN ZHONGCE WEAVING INDUSTRY TECHNOLOGY RESEARCH CENTER Applicant before: ZHONGSHAN CITY DAYONG TOWN PRODUCTIVITY PROMOTION CENTER |