CN208671920U - A kind of photo-electric cotton length and short fiber index test device - Google Patents
A kind of photo-electric cotton length and short fiber index test device Download PDFInfo
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- CN208671920U CN208671920U CN201821489076.5U CN201821489076U CN208671920U CN 208671920 U CN208671920 U CN 208671920U CN 201821489076 U CN201821489076 U CN 201821489076U CN 208671920 U CN208671920 U CN 208671920U
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Abstract
The utility model relates to a kind of photo-electric cotton length and short fiber index test devices, including fiber one end aligning device, fiber air draught clamping device, opto-electronic testing apparatus, control device, signal processing circuit, computer, wandering fibre cleaning plant and photoelectricity standard apparatus；Cotton test sample is organized into the fibre bundle that one end comes into line by fiber one end aligning device；Fiber air draught clamping device is used to press from both sides out the fibre bundle that one end that fiber one end aligning device exports comes into line and inhale fiber straight；Wandering fibre cleaning plant is for cleaning out the wandering fibre that fiber air draught clamping device is not clamped；The fibre bundle that fiber air draught clamping device comes into line one end of carrying is sent into opto-electronic testing apparatus, opto-electronic testing apparatus is used to be irradiated test fibre bundle the voltage signal for obtaining different length test fiber, and photoelectricity standard apparatus is for calibrating opto-electronic testing apparatus；Signal processing circuit is sent to control device for signal after being handled the voltage signal received.
Description
Technical field
The utility model is about a kind of cotton quality test device, especially with regard to a kind of photo-electric cotton length and short
Fiber rate test device.
Background technique
China is Cotton Production, big trading nation and cotton import and textile exports big country, cotton length and staple fiber
Rate index is one of important indicator of cotton quality, directly affects trade price, weaving cost and quality of textile products.Cotton is long
Degree and short fiber index are very big on Spinning process process and quality of textile products influence, and the longer quality of textile products of cotton length is better, high
End textile needs the cotton good using length index；The increase of short fiber index will increase the linters rate of scutching cotton, cotton carding, reduce system
At rate, improved so as to cause the cost of yarn；Staple fiber can excessively generate more filoplume in resultant yarn, and make interfibrous armful
Resultant force decline causes the strength of yarn to reduce, and seriously affects quality of textile products.
Current test equipment be respectively present the testing time it is long, expensive the problems such as.Detection cotton length and short at present
The instrument of fiber rate mainly has: Y111 roller length analyser, and instrument detection cotton fiber length result is more accurate, can survey
Principal length, quality length and the short fiber index of cotton fiber are measured, meets weaving and distributes cotton using needs, but fully rely on artificial behaviour
Make, spend the time long, labor efficiency is low, heavy workload, and human factor influences big；HVI fast detector, although test speed
Fastly, but expensive, textile enterprise is difficult to bear, and what is measured is upper half mean length and staple index, with
The result that Y111 roller length analyser measures is variant.Existing cotton short fiber content test device can quickly test cotton
Short fiber index, but there are wandering fibres to make test result inaccurate in test process, is also calibrated without standard apparatus, surveys
The accuracy of test result is poor, in addition cannot accurately measure the principal length and quality length of cotton fiber.
Utility model content
In view of the above problems, the object of the present invention is to provide the photo-electric cottons that one kind can obtain accurate test result
Flower length and short fiber index test device.
To achieve the above object, the utility model takes following technical scheme: a kind of photo-electric cotton length and staple fiber
At rate test device, including fiber one end aligning device, fiber air draught clamping device, opto-electronic testing apparatus, control device, signal
Manage circuit and computer；It is characterized in that, the device further includes wandering fibre cleaning plant and photoelectricity standard apparatus；The fiber
One end aligning device is used to cotton test sample being organized into the fibre bundle that one end comes into line；The fiber air draught clamping device is used for
The fibre bundle that one end that described fiber one end aligning device exports comes into line is pressed from both sides out and is inhaled fiber straight；The wandering fibre cleaning
Device is for clearing up the wandering fibre that the fiber air draught clamping device is not clamped；The fiber air draught clamping device will
Fibre bundle that one end of carrying comes into line is sent into the opto-electronic testing apparatus, the opto-electronic testing apparatus be used for test fibre bundle into
Row irradiation obtains the voltage signal of different length test fiber, and the photoelectricity standard apparatus is for obtaining when not testing fiber
Voltage signal calibrates the opto-electronic testing apparatus；The signal processing circuit is used to carry out the voltage signal received
Processing is sent to the computer through the control device, wherein the control device is separately connected described fiber one end and comes into line
Device, fiber air draught clamping device and wandering fibre cleaning plant.
Preferably, the wandering fibre cleaning plant includes support frame, side plate, hairbrush, the first synchronizing wheel, the second synchronization
Wheel, synchronous belt, drive motor, air intake device and wandering fibre air inlet；Opposite side is arranged in parallel described at the top of support frame as described above
Side plate, for two side plates by hairbrush described in a connection axis connection, one end fixed setting described first of the connecting shaft is synchronous
Wheel, the output shaft of the drive motor are fixedly connected with second synchronizing wheel, and first synchronizing wheel and the second synchronizing wheel pass through
The synchronous band connection, support frame as described above top also set up the dress of the air draught for siphoning away the wandering fibre under the hairbrush brush
It sets, is located at the hairbrush opposite side, support frame as described above end also sets up the wandering fibre air inlet.
Preferably, the photoelectricity standard apparatus includes the first fixed plate, the second fixed plate, LED light strip and photocell, described
First fixed plate and the second fixed plate longitudinal direction parallel interval are fixed, and the LED light strip is fixedly installed in first fixed plate bottom,
Corresponding to the LED light strip position, the photocell is fixedly installed at the top of second fixed plate.
Preferably, the fore-and-aft distance between first fixed plate and the second fixed plate is 2~10cm.
Preferably, the number of the LED light of the LED light strip setting is 20~50, and diameter range is 2cm~4cm.
Because the utility model adopts the above technical scheme, it has the following advantages:
1, the utility model is provided with wandering fibre cleaning plant, free by what is do not clamped with electric brush by drive motor
Fiber is cleaned out, and is reduced influence of the wandering fibre to testing result, is kept testing result more acurrate, improves the accurate of detection
Degree；
2, the utility model is additionally provided with photoelectricity standard apparatus can obtain the reference signal of detection in real time, and reference signal can
To calibrate to test device, the consistency of testing result between the accuracy and distinct device of testing result ensure that,
Improve accuracy in detection and consistency；
To sum up, the utility model test speed is fast, accuracy is high, and testing staff's labor intensity is low, can be widely applied to
In cotton quality test.
Detailed description of the invention
Fig. 1 is the test philosophy schematic diagram of the utility model；
Fig. 2 is the wandering fibre cleaning plant structural schematic diagram of the utility model；
Fig. 3 is the photoelectricity standard apparatus structural schematic diagram of the utility model；
Fig. 4 is the cotton fiber length radical distribution curve schematic diagram of the utility model embodiment；
Fig. 5 is the cotton fiber length weight distribution curve schematic diagram of the utility model embodiment；
Fig. 6 is the fiber length distribution curve synoptic diagram of the utility model embodiment.
Specific embodiment
Come to carry out detailed description to the utility model below in conjunction with attached drawing.It should be appreciated, however, that attached drawing is provided only
More fully understand the utility model, they should not be interpreted as limitations of the present invention.
As shown in Figure 1, the utility model it is identical with existing cotton short fiber content test device be include existing
Fiber one end aligning device 1, fiber air draught clamping device 2, opto-electronic testing apparatus 3, control device 4, computer 5 and signal processing
Circuit 7, the difference is that photo-electric cotton length and short fiber index test device provided by the utility model are additionally provided with free fibre
Tie up cleaning plant 6 and photoelectricity standard apparatus 8.
Fiber one end aligning device 1 is used to for cotton test sample being organized into the fibre bundle that one end comes into line, fiber air draught folder
Device 2 is held for pressing from both sides out the fibre bundle that one end that fiber one end aligning device 1 exports comes into line and fiber being inhaled to straight, wandering fibre
Cleaning plant 6 is used to carry out the wandering fibre that fiber air draught clamping device 2 is not clamped to clear up and fiber is straightened, fiber air draught
The fibre bundle that clamping device 2 comes into line one end of carrying is sent into opto-electronic testing apparatus 3, and opto-electronic testing apparatus 3 is used for fine to test
Dimension beam is irradiated the voltage signal for obtaining different length test fiber, and photoelectricity standard apparatus 8 does not test fiber for obtaining
When voltage signal, as the reference signal of test device 3, and for being calibrated to opto-electronic testing apparatus 3；Signal processing electricity
Road be used to amplify the voltage signal received with the signal processings such as A/D conversion, and send control for signal after processing
Device 4, the signal that control device 4 will acquire send computer 5 and are handled to obtain cotton principal length, quality length and short fibre
Dimension rate, wherein it is clear that control device 4 is separately connected fiber one end aligning device 1, fiber air draught clamping device 2 and wandering fibre
Device 6 is managed, the working condition of each device is controlled.
In a preferred embodiment, as shown in Fig. 2, wandering fibre cleaning plant 6 includes by bottom plate 61 and support leg
Support frame made of 62 fixations, side plate 63, hairbrush 64, the first synchronizing wheel 65-1, the second synchronizing wheel 65-2, synchronous belt 66, driving
Motor 67, air intake device 68 and wandering fibre air inlet 69, the support frame of the present embodiment are without being limited thereto as example.Bottom plate 61
Bottom be fixedly installed support leg 62, the top both sides opposite side of bottom plate 61 is arranged in parallel with side plate 63, and both side plate 63 passes through
Axis connection hairbrush 64 is connected, the first synchronizing wheel 65-1 is fixedly installed in the other end of connecting shaft, and the output shaft of drive motor 67 is fixed
It connects the second synchronizing wheel 65-2, the first synchronizing wheel 65-1 and the second synchronizing wheel 65-2 to connect by synchronous belt 66,61 top of bottom plate
It is additionally provided with the air intake device 68 for siphoning away the wandering fibre under hairbrush brush, is located at 64 opposite side of hairbrush, 61 end of bottom plate is also
It is provided with wandering fibre air inlet 69.In use, drive motor 67 is rotated by pulley belt electric brush 64, the rotation of hairbrush 64
Turn to clean down the wandering fibre do not clamped, be adsorbed on cotton fiber beam, while fiber can be straightened, reduces wandering fibre
Influence to testing result improves the accuracy of detection.Wandering fibre under hairbrush 64 is brushed is inhaled through wandering fibre air inlet 69
Wind apparatus 68 siphons away.Wherein, hairbrush 64 can use cylindricality hairbrush, and cylindricality hairbrush is axially provided with for wearing fixed connection shaft
Through-hole, hairbrush 64 is answered neither too hard, nor too soft, should can clean down wandering fibre, and the fibre bundle brush clamped cannot break.
In a preferred embodiment, as shown in figure 3, photoelectricity standard apparatus 8 is identical with 3 structure of opto-electronic testing apparatus,
It include upper mounted plate 81, bottom plate 82, LED (light emitting diode) light bar 83 and photocell 84, upper mounted plate 81 and lower solid
Fixed 82 spaced and parallel fixations, the bottom of upper mounted plate 81 are fixedly installed LED light strip 83, correspond to 83 position of LED light strip, lower solid
Photocell 84 is fixedly installed at the top of fixed board 82, and the length and width of photocell 84 is both greater than the length and width of LED light strip 83
Degree, wherein the distance between upper mounted plate 81 and bottom plate 82 are 2~10cm；The number for the LED light that LED light strip 83 is arranged
It is 20~50, diameter range is 2cm~4cm.
The survey of the cotton length and short fiber index test device of the utility model is described in detail below by specific embodiment
Try principle.
When the utility model is used, the fibre bundle that fiber one end aligning device 1 comes into line fibre finish at one end, fiber are inhaled
The fibre bundle that wind clamping device 2 comes into line one end presss from both sides out and enters wandering fibre cleaning plant 3, and hairbrush 64 clears up wandering fibre
Completely, the wandering fibre cleaned up is siphoned away through wandering fibre air inlet 69 by air intake device 68, and fibre bundle is clamped by fiber air draught
The carrying of device 2 is sent to opto-electronic testing apparatus 3.The LED light strip 83 of opto-electronic testing apparatus 3 issues optical signal and arrives through test fibre bundle
Up to photocell 84, photocell 84 sends control device 4, photoelectricity benchmark after the processing of signal processing circuit 7 for the signal of acquisition
The reference signal that device 8 acquires is transmitted to control device 4 after the processing of signal processing circuit 7, and signal is carried out in control device 4
Comparison, be sent to computer 5 for further processing after processing and calculate, obtain the principal length of cotton, quality length and again
Measure the short fiber index of percentage, specific calculating process are as follows:
1, the signal that opto-electronic testing apparatus 3 is tested successively is sent to control dress through signal amplification and signal processing circuit 7
4 are set, control device 4 will be tested after the signal that signal and photoelectricity benchmark test device 8 are tested is compared calculating and be sent to calculating
Machine 5；
2, the signal of 5 pairs of computer inputs makes fibre length radical distribution curve, such as Fig. 4 according to fibre length array figure
It is shown, and keep each group of group infinitely small away from Δ l, obtaining abscissa is length l, and ordinate is the fibrous root of radical density p (l)
Number density function curve diagram, fiber area under the curve p (l) dl between length l+dl represent fibre length l~l+dl range
The radical N of interior appearance, then length is Lj(mm) quality of fiber is organized:
mj=ρ * s*Lj*Nj
In formula, mjIt is L for lengthj(mm) quality of fiber is organized, unit is milligram (mg)；ρ is cotton fiber density (mg/
mm3)；S is cotton fiber cross-sectional area (mm2)；LjFor jth group fibre length (mm)；NjFor jth group number of fiber.
As shown in figure 5, principal length:
In formula: LmFor main body length, unit is millimeter (mm)；LnFor the length of most heavy fiber group, unit is millimeter (mm)；n
For the ordinal number of most heavy fiber group；D is group away from 1mm or 2mm；mnFor the quality of most heavy fiber group, unit is milligram (mg)；mn-1
For upper one group of fiber quality of most heavy fiber group, unit is milligram (mg)；mn+1For next group of fiber quality of most heavy fiber group,
Unit is milligram (mg).
Quality length:
In formula, LpFor quality length, unit is millimeter (mm)；K is the ordinal number of longest fiber group；Y is most heavy in quality
Fiber in group, length are more than principal length LmThe quality of this few fibers, unit are milligram (mg)；
Short fiber index:
In formula, R is short fiber index (%)；I is staple fiber boundary group ordinal number.
In order to it is simple, accurately calculate short fiber index, the optical signal for first obtaining opto-electronic testing apparatus 3 is through control device
4 processing are converted to Amount value, obtain fiber length distribution curve, as shown in Figure 6.
The calculation formula of short fiber index are as follows:
In formula, R is short fiber index (%)；Ln is n-th of length value；An is the corresponding Amount value of n-th of length value；Li
For the boundary value of staple length；Ai is the corresponding Amount value of Li
As shown in fig. 6, Li is the boundary value of staple length on abscissa, on the point Qi and ordinate on Li homologous thread
Ai, AAiQi region area is shade, and meaning is to test in cotton sample the cotton weight for being less than boundary value Li, curve and coordinate
The meaning of the gross area surrounded is test cotton sample total weight, then:
The various embodiments described above are merely to illustrate the utility model, wherein the structure of each component, connection type and manufacture craft
Etc. may be changed, all equivalents and improvement carried out on the basis of technical solutions of the utility model,
It should not exclude except the protection scope of the utility model.
Claims (5)
1. a kind of photo-electric cotton length and short fiber index test device, including fiber one end aligning device, fiber air draught clamping
Device, opto-electronic testing apparatus, control device, signal processing circuit and computer；It is characterized in that, the device further includes free fibre
Tie up cleaning plant and photoelectricity standard apparatus；
Described fiber one end aligning device is used to cotton test sample being organized into the fibre bundle that one end comes into line；The fiber air draught
Clamping device is used to press from both sides out the fibre bundle that one end that described fiber one end aligning device exports comes into line and inhale fiber straight；It is described
Wandering fibre cleaning plant is for clearing up the wandering fibre that the fiber air draught clamping device is not clamped；The fiber is inhaled
The fibre bundle that wind clamping device comes into line one end of carrying is sent into the opto-electronic testing apparatus, the opto-electronic testing apparatus for pair
Test fibre bundle is irradiated the voltage signal for obtaining different length test fiber, and the photoelectricity standard apparatus does not have for obtaining
Voltage signal when testing fiber calibrates the opto-electronic testing apparatus；What the signal processing circuit was used to receive
Voltage signal, which is handled, is sent to the computer through the control device, wherein the control device is separately connected described
Fiber one end aligning device, fiber air draught clamping device and wandering fibre cleaning plant.
2. photo-electric cotton length according to claim 1 and short fiber index test device, which is characterized in that described free
Fiber cleaning device includes support frame, side plate, hairbrush, the first synchronizing wheel, the second synchronizing wheel, synchronous belt, drive motor, air draught dress
It sets and wandering fibre air inlet；The side plate is arranged in parallel in opposite side at the top of support frame as described above, and two side plates pass through a connection
First synchronizing wheel is fixedly installed in hairbrush described in axis connection, one end of the connecting shaft, and the output shaft of the drive motor is solid
Surely second synchronizing wheel is connected, first synchronizing wheel passes through the synchronous band connection, support frame as described above with the second synchronizing wheel
Top also sets up the air intake device for siphoning away the wandering fibre under the hairbrush brush, is located at the hairbrush opposite side, the branch
Support end also sets up the wandering fibre air inlet.
3. photo-electric cotton length according to claim 1 or 2 and short fiber index test device, which is characterized in that described
Photoelectricity standard apparatus includes the first fixed plate, the second fixed plate, LED light strip and photocell, and first fixed plate and second are consolidated
Fixed board longitudinal direction parallel interval is fixed, and the LED light strip is fixedly installed in first fixed plate bottom, corresponds to the LED light strip
The photocell is fixedly installed in position, the second fixed plate top.
4. photo-electric cotton length according to claim 3 and short fiber index test device, which is characterized in that described first
Fore-and-aft distance between fixed plate and the second fixed plate is 2~10cm.
5. photo-electric cotton length according to claim 3 and short fiber index test device, which is characterized in that the LED
The number of the LED light of light bar setting is 20~50, and diameter range is 2cm~4cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821489076.5U CN208671920U (en) | 2018-09-12 | 2018-09-12 | A kind of photo-electric cotton length and short fiber index test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821489076.5U CN208671920U (en) | 2018-09-12 | 2018-09-12 | A kind of photo-electric cotton length and short fiber index test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208671920U true CN208671920U (en) | 2019-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821489076.5U Active CN208671920U (en) | 2018-09-12 | 2018-09-12 | A kind of photo-electric cotton length and short fiber index test device |
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| CN (1) | CN208671920U (en) |
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2018
- 2018-09-12 CN CN201821489076.5U patent/CN208671920U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100089 Beijing City Road No. 25 Haidian District Wanliu Wanquan Business Garden 801 Co-patentee after: Photoelectric instrument company limited is believed in upper Haikang Patentee after: Beijing Zhimian Technology Co., Ltd. Address before: 100089 Beijing City Road No. 25 Haidian District Wanliu Wanquan Business Garden 801 Co-patentee before: Photoelectric instrument company limited is believed in upper Haikang Patentee before: China Cotton Machine Complete Equipment Co., Ltd. (Beijing) |
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| CP01 | Change in the name or title of a patent holder |