CN105239225B - A kind of fly frame for being used to produce slub - Google Patents
A kind of fly frame for being used to produce slub Download PDFInfo
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- CN105239225B CN105239225B CN201510790634.6A CN201510790634A CN105239225B CN 105239225 B CN105239225 B CN 105239225B CN 201510790634 A CN201510790634 A CN 201510790634A CN 105239225 B CN105239225 B CN 105239225B
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- drawing rollers
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- fore beam
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Abstract
The invention discloses a kind of fly frame for being used to produce slub,Including headstock,Drafting system is provided with headstock,Headstock motor and PLC,Drafting system includes fore beam,Back seat plate,First drawing rollers,Second drawing rollers and the 3rd drawing rollers,One end of first drawing rollers is connected with roller power transmission shaft,Roller power transmission shaft is driven by headstock motor,The top of fore beam is provided with for supporting first,Second,The first support and second support of 3rd drawing rollers,The No.1 servomotor for driving the second drawing rollers is additionally provided with fore beam,No. two servomotors for driving the 3rd drawing rollers are provided with back seat plate,No.1,No. two servomotors are connected with PLC,Drafting system also includes the revolution detector for being used to detect the rotating speed of above-mentioned roller power transmission shaft,Revolution detector is connected with PLC.The present invention can realize the real-time change of drafting multiple, advantageously form thickness nodular, improve the product quality of slub.
Description
Technical field
The invention belongs to slub spinninging technical field, more particularly to a kind of fly frame for being used to produce slub.
Background technology
Slub has thickness outward appearance pockety, is one kind of most species in fancy yarn, there is thickness nodular bamboo
Save yarn, knob-like slub, chopped fiber slub, long filament slub etc..Slub can be used for frivolous summer clothing fabric and thick and heavy
Winter fabric, available for wearing fabric clothes, it can also be used to which drapery, flower pattern protrude, novel in style, and third dimension is strong.
Slub is to be changed by spinning process, changing the drafting multiple of spinning to realize the thickness of yarn.
At present, the spinning of part slub be on the basis of original spinning frame, by increase a set of regulating system with
And replace corresponding part and form new spinning frame, such as the speed change system production slub of driving stepper motor front roller, its
It is a partial circulating that spun slub, which is generally different pitches and five rings of section length, and successive starts to form 25 rings
For a systemic circulation, and the slub device of servomotor driving can spin that section is long, pitch is arbitrarily set, and save slightly in same one thread
On can arbitrarily be changed with different multiplying, although this kind of spinning frame can produce slub best in quality, it is to original
Spinning frame improvement cost it is also very big, so as to cause the increase of production cost.
The spinning of part slub realizes that common billy is to pass through work on the basis of original fly frame
Skill gear changes drafting multiple, and drafting multiple can not change in real time, and drafting multiple during spinning is fixed, it is impossible to is formed thick
Thin knot shape, influences final product quality.
As can be seen here, prior art is up for further improving.
The content of the invention
The present invention is to avoid above-mentioned the shortcomings of the prior art part, there is provided a kind of roller rotating speed being capable of real-time change
Be used for produce the fly frame of slub.
The technical solution adopted in the present invention is：
It is a kind of to be used to produce the fly frame of slub, including headstock, be provided with headstock drafting system, headstock motor and
PLC, drafting system include fore beam, back seat plate and the first drawing rollers being arranged on above forward and backward seat board, second
Drawing rollers and the 3rd drawing rollers, one end of the first drawing rollers are connected with roller power transmission shaft, and roller power transmission shaft is by headstock electricity
Machine drives, and the top of fore beam is provided with first support and second support for supporting first, second, third drawing rollers,
The No.1 servomotor for driving the second drawing rollers is additionally provided with fore beam, is provided with back seat plate for driving the 3rd
No. two servomotors of drawing rollers, No.1, No. two servomotors are connected with PLC, and the drafting system also includes
For the revolution detector for the rotating speed for detecting above-mentioned roller power transmission shaft, revolution detector is connected with PLC.
The revolution detector includes encoder, and encoder is arranged on fore beam by encoder seat, and encoder passes through
First synchronous drive mechanism is connected with roller power transmission shaft, and encoder is connected with above-mentioned PLC.
First synchronous drive mechanism is synchronous belt drive mechanism, synchronization chain transmission mechanism or synchronous gear transport machine
Structure；Synchronous belt drive mechanism include be separately positioned on roller transmission shaft end, encoder encoder axle shaft end synchronous pulley
And the timing belt of two synchronous pulleys of connection；Synchronization chain transmission mechanism includes being separately positioned on roller transmission shaft end, coding
The synchronous sprocket wheel of the encoder axle shaft end of device and the synchronization chain for connecting two synchronous sprocket wheels；Synchronous gear transport mechanism includes setting
Put roller transmission shaft end driving gear and be arranged on encoder encoder axle shaft end driven gear, driving gear with
Driven gear engaged transmission, and both gearratios are 1:1.
The roller shaft of first drawing rollers is connected by first shaft coupling with above-mentioned roller power transmission shaft, the top of fore beam
Bearing spider is provided with end face, roller power transmission shaft is supported by bearing spider.
First drawing rollers and the distance between the second drawing rollers are adjustable, the second drawing rollers and the 3rd drawing-off sieve
The distance between drawing is adjustable.
It is long slot bore to be used to install first support and the mounting hole of second support on the fore beam, and these long slot bores are opened
Groove direction is the width along fore beam；Clutch shaft bearing for supporting the second drawing rollers is installed in the first support
Seat and the second bearing seat for supporting the 3rd drawing rollers, for supporting the second drawing rollers is installed in second support
The top end face of three bearing blocks and the fourth bearing seat for supporting the 3rd drawing rollers, first support and second support is to tilt
Face, is used in first support install and is used to install the three, the 4th axles on the mounting hole and second support of first, second bearing block
The mounting hole of bearing is long slot bore, and the fluting direction of these long slot bores is the incline direction of inclined plane.
No.1 reductor is connected with the output shaft of the No.1 servomotor, the output shaft of No.1 reductor passes through second
Shaft coupling is connected with the roller shaft of the second drawing rollers, and No.1 servomotor is arranged on fore beam by the first motor cabinet, the
One motor cabinet includes upper pedestal and lower base, and lower base is connected with the top of fore beam, is used to install lower base on fore beam
Mounting hole is long slot bore, and the fluting direction of long slot bore is the width along fore beam, the top end face of upper pedestal and fore beam it
Between relative altitude it is adjustable.
No. two reductors are connected with the output shaft of No. two servomotors, No. two reductors pass through the second Synchronous Transmission
Mechanism is connected with the roller shaft of the 3rd drawing rollers, and second synchronous drive mechanism is synchronous belt drive mechanism, synchronization chain
Transmission mechanism or synchronous gear transport mechanism；Synchronous belt drive mechanism includes the roller shaft axle for being separately positioned on the 3rd drawing rollers
End, No. two reductors output shaft end synchronous pulley and connect the timing belts of two synchronous pulleys；Synchronization chain driver
Structure include being separately positioned on the roller shaft shaft end of the 3rd drawing rollers, No. two reductors output shaft end synchronous sprocket wheel and company
Connect the synchronization chain of two synchronous sprocket wheels；Synchronous gear transport mechanism includes being arranged on the roller shaft shaft end of the 3rd drawing rollers
Driving gear and be arranged on No. two reductors output shaft end driven gear, driving gear and driven gear engaged transmission,
And both gearratios are 1:1.
No. two servomotors are arranged on back seat plate by the second motor cabinet, are used to install the second motor on back seat plate
The mounting hole of seat is long slot bore, and the fluting direction of long slot bore is the width along back seat plate.
By adopting the above-described technical solution, having the beneficial effect that acquired by the present invention：
1st, the present invention can realize the real-time change of drafting multiple, by No.1, No. two servomotors to drive second, the
Three drawing rollers, the real-time change of rotating speed is realized, form thickness knot shape, improve the final product quality of slub.
2nd, the present invention is compact-sized, and flexibility ratio is strong, convenient to install and maintain, and cost of manufacture is relatively low, and functional reliability is strong.
Brief description of the drawings
Fig. 1 is the axonometric drawing of the present invention.
Fig. 2 is the top view of the present invention.
Wherein,
1st, fore beam 2, the first drawing rollers 3, back seat plate 4, the second drawing rollers 5, the 3rd drawing rollers 6, roller
Power transmission shaft 7, bearing spider 8, first shaft coupling 9, synchronous pulley 10, timing belt 11, encoder 12, encoder seat 13,
No.1 servomotor 14, No.1 reductor 15, upper pedestal 16, lower base 17, second shaft coupling 18,3rd bearing seat
19th, No. two servomotors 20, first bearing seat 21, fourth bearing seat 22, second support 23, second bearing seat 24, first
Support 25, No. two reductors 26, the second motor cabinets
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but the present invention is not limited to
These embodiments.
As depicted in figs. 1 and 2, it is a kind of to be used to produce the fly frame of slub, including headstock, drawing-off dress is provided with headstock
Put, headstock motor and PLC, drafting system include fore beam 1, back seat plate 3 and be arranged on above forward and backward seat board the
One drawing rollers 2, the second drawing rollers 4 and the 3rd drawing rollers 5, one end of the first drawing rollers 2 are connected with roller power transmission shaft
6, roller power transmission shaft 6 is driven by headstock motor, and the roller shaft of first drawing rollers 1 passes through first shaft coupling 8 and above-mentioned sieve
Draw power transmission shaft 6 to be connected, bearing spider 7 is provided with the top end face of fore beam 1, roller power transmission shaft 6 is supported by bearing spider 7.
The top of the fore beam 1 is provided with first support 24 and for supporting first, second, third drawing rollers
Two supports 22, the No.1 servomotor 13 for driving the second drawing rollers 4 is additionally provided with fore beam 1, is set on back seat plate 3
There are No. two servomotors 19 for driving the 3rd drawing rollers 5, No.1, No. two servomotors are connected with PLC.Institute
State the first drawing rollers 2 and the distance between the second drawing rollers 4 are adjustable, between the second drawing rollers 4 and the 3rd drawing rollers 5
Distance it is adjustable.
The drafting system also includes the revolution detector for being used to detect the rotating speed of above-mentioned roller power transmission shaft 6, Rotating speed measring
Device includes encoder 11, and encoder 11 is arranged on fore beam 1 by encoder seat 12, and encoder 11 passes through the first Synchronous Transmission
Mechanism is connected with roller power transmission shaft 6, and encoder 11 is connected with above-mentioned PLC, and first synchronous drive mechanism is synchronous
Tape handler, synchronization chain transmission mechanism or synchronous gear transport mechanism；Synchronous belt drive mechanism includes being separately positioned on sieve
Draw power transmission shaft 6 shaft end, encoder 11 encoder axle shaft end synchronous pulley 9 and connect the timing belts 10 of two synchronous pulleys 9；
Synchronization chain transmission mechanism include be separately positioned on the shaft end of roller power transmission shaft 6, encoder 11 encoder axle shaft end synchronous chain
The synchronization chain of two synchronous sprocket wheels of wheel and connection；Synchronous gear transport mechanism includes being arranged on the master of the shaft end of roller power transmission shaft 6
Moving gear and be arranged on encoder 11 encoder axle shaft end driven gear, driving gear and driven gear engaged transmission, and
Both gearratios are 1:1.
The mounting hole for being used to installing first support 24 and second support 22 on the fore beam 1 is long slot bore, these elongated slots
The fluting direction in hole is the width along fore beam 1；It is provided with the first support 24 for supporting the second drawing rollers 4
First bearing seat 20 and second bearing seat 23 for supporting the 3rd drawing rollers 5, be provided with second support 22 for branch
Support the 3rd bearing seat 18 of the second drawing rollers 4 and the fourth bearing seat 21 for supporting the 3rd drawing rollers 5, first support 24
Top end face with second support 22 is inclined plane, be used to install in first support 24 mounting hole of first, second bearing block with
And it is long slot bore to be used to install the 3rd, mounting hole of fourth bearing seat in second support 22, the fluting direction of these long slot bores
For the incline direction of inclined plane.
No.1 reductor 14 is connected with the output shaft of the No.1 servomotor 13, the output shaft of No.1 reductor 14 leads to
The roller shaft that second shaft coupling 17 is crossed with the second drawing rollers 4 is connected, and No.1 servomotor 14 is arranged on by the first motor cabinet
On fore beam 1, the first motor cabinet includes upper pedestal 15 and lower base 16, and lower base 16 is connected with the top of fore beam 1, fore beam
The mounting hole for being used to install lower base 16 on 1 is long slot bore, and the fluting direction of long slot bore is the width along fore beam 1, is
The regulation of distance between first, second drawing rollers is realized, can adjust the first, installation site of 3rd bearing seat, and pass through tune
The installation site of lower base 16 is saved to realize the regulation of the position of No.1 servomotor 13, but the top end face of first, second support
For inclined plane, when first, 3rd bearing seat moves up in the installation site on first, second support, second drawing-off sieve can be caused
The change of 4 setting height(from bottom)s is drawn, to adapt to the convenience, the relative altitude between the top end face of upper pedestal 15 and fore beam 1 is set
Into adjustable, upper pedestal 15 can be realized in several ways relative to the height regulation of fore beam top end face：Such as under
It is long slot bore that what is set on pedestal 16, which is used to install the mounting hole of upper pedestal 15, and the fluting direction of these long slot bores is vertical
Direction, realized by adjusting installation site of the upper pedestal 15 on lower base 16 between upper pedestal 15 and the top end face of fore beam 1
The regulation of relative altitude；Again for example, chute and limited block are set on lower base 16, sets on upper pedestal 15 and is mutually fitted with chute
The sliding block matched somebody with somebody, height as needed, upper pedestal 15 is set to be slided along lower base 16, to realize upper pedestal 15 and the top of fore beam 1
The regulation of relative altitude between face.The mode that seat of honour body phase 15 is adjusted for the height of the top end face of fore beam 1 is not limited to
Above two way of example, can also there is numerous embodiments, if can realize upper pedestal 15 and fore beam 1 top end face it
Between relative altitude it is adjustable.
No. two servomotors 19 are arranged on back seat plate 3 by the second motor cabinet 26, are used to install the on back seat plate 3
The mounting hole of two motor cabinets 26 is long slot bore, and the fluting direction of long slot bore is the width along back seat plate 3；By changing the
2nd, the installation site of fourth bearing seat, to adjust the distance between second, third drawing rollers, by adjusting the second motor cabinet
26 installation site on back seat plate 3, the corresponding position for adjusting No. two servomotors 19；The output of No. two servomotors 19
No. two reductors 25 are connected with axle, No. two reductors 25 cross the roller shaft of the second synchronous drive mechanism and the 3rd drawing rollers 5
It is connected, second synchronous drive mechanism is synchronous belt drive mechanism, synchronization chain transmission mechanism or synchronous gear transport mechanism；
Synchronous belt drive mechanism includes being separately positioned on the roller shaft shaft end of the 3rd drawing rollers 5, the output shaft axle of No. two reductors 25
The synchronous pulley at end and the timing belt for connecting two synchronous pulleys；Synchronization chain transmission mechanism includes being separately positioned on the 3rd drawing-off
The roller shaft shaft end of roller 5, No. two reductors 25 output shaft end synchronous sprocket wheel and connect the synchronizations of two synchronous sprocket wheels
Chain；Synchronous gear transport mechanism includes being arranged on the driving gear of the roller shaft shaft end of the 3rd drawing rollers 5 and is arranged on two
The driven gear of the output shaft end of number reductor 25, driving gear and driven gear engaged transmission, and both gearratios are
1:1。
Encoder 11 in the present invention is connected by the first synchronous drive mechanism with roller power transmission shaft 6 to read roller transmission
The rotating speed of axle 6, and PLC is transferred data to, PLC is real-time on the basis of the data of the real-time Transmission of encoder 11
No.1, the rotating speed of No. two servomotors are controlled, to realize the control to second, third drawing rollers rotating speed, changes drawing-off times
Number, meets technological requirement.
The rotating speed of second, third drawing rollers is controlled with different motors respectively in the present invention, is in order to a greater extent
The more technological requirements of satisfaction, can easily realize larger drawing-off change.By controlling the rotating speed of No.1 servomotor 13 to make
Certain speed difference is formed between first, second drawing rollers, drawing-off is carried out to yarn, realizes the proparea drawing-off times of needs
Number；3rd drawing rollers 5 are controlled by No. two servomotors 19 and form speed difference between rotating speed, with the second drawing rollers 4, right
Yarn carries out drawing-off, realizes the back zone drafting multiple of needs；Total draft multiple is realized by the change control of forward and backward draw zone
Change, the thickness of spinning change as requested, form slub.
Part use is not addressed in the present invention or uses for reference prior art and can be achieved.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.
In addition, term " first ", " second ", " the 3rd ", " the 4th ", " No.1 ", " No. two " are only used for describing purpose, without
It is understood that to indicate or implying relative importance.
Specific embodiment described herein is only the spiritual example explanation to the present invention.Belonging to the present invention
Those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitutes, but without departing from the spiritual of the present invention or surmounts scope defined in appended claims.
Claims (7)
1. a kind of fly frame for being used to produce slub, it is characterised in that including headstock, drafting system, car are provided with headstock
Head motor and PLC, drafting system include fore beam, back seat plate and the first drawing-off being arranged on above forward and backward seat board
Roller, the second drawing rollers and the 3rd drawing rollers, one end of the first drawing rollers are connected with roller power transmission shaft, roller power transmission shaft
Driven by headstock motor, the top of fore beam is provided with first support for supporting first, second, third drawing rollers and the
Two supports, the No.1 servomotor for driving the second drawing rollers is additionally provided with fore beam, is provided with and is used on back seat plate
No. two servomotors of the 3rd drawing rollers are driven, No.1, No. two servomotors are connected with PLC, the drawing-off dress
The revolution detector for also including being used to detect the rotating speed of above-mentioned roller power transmission shaft is put, revolution detector is connected with PLC；Institute
State the first drawing rollers and the distance between the second drawing rollers be adjustable, between the second drawing rollers and the 3rd drawing rollers away from
From adjustable；It is long slot bore to be used to install first support and the mounting hole of second support on the fore beam, and these long slot bores are opened
Groove direction is the width along fore beam；Clutch shaft bearing for supporting the second drawing rollers is installed in the first support
Seat and the second bearing seat for supporting the 3rd drawing rollers, for supporting the second drawing rollers is installed in second support
The top end face of three bearing blocks and the fourth bearing seat for supporting the 3rd drawing rollers, first support and second support is to tilt
Face, is used in first support install and is used to install the three, the 4th axles on the mounting hole and second support of first, second bearing block
The mounting hole of bearing is long slot bore, and the fluting direction of these long slot bores is the incline direction of inclined plane.
A kind of 2. fly frame for being used to produce slub according to claim 1, it is characterised in that the revolution detector
Including encoder, encoder is arranged on fore beam by encoder seat, and encoder passes through the first synchronous drive mechanism and roller
Power transmission shaft is connected, and encoder is connected with above-mentioned PLC.
A kind of 3. fly frame for being used to produce slub according to claim 2, it is characterised in that the described first synchronous biography
Motivation structure is synchronous belt drive mechanism, synchronization chain transmission mechanism or synchronous gear transport mechanism；Synchronous belt drive mechanism includes
Be separately positioned on roller transmission shaft end, encoder encoder axle shaft end two synchronous pulleys of synchronous pulley and connection it is same
Walk band；Synchronization chain transmission mechanism include be separately positioned on roller transmission shaft end, encoder encoder axle shaft end synchronization
Sprocket wheel and the synchronization chain for connecting two synchronous sprocket wheels；Synchronous gear transport mechanism includes being arranged on the master of roller transmission shaft end
Moving gear and be arranged on encoder encoder axle shaft end driven gear, driving gear and driven gear engaged transmission, and two
The gearratio of person is 1:1.
A kind of 4. fly frame for being used to produce slub according to claim 1, it is characterised in that the first drawing-off sieve
The roller shaft of drawing is connected by first shaft coupling with above-mentioned roller power transmission shaft, and bearing spider is provided with the top end face of fore beam,
Roller power transmission shaft is supported by bearing spider.
A kind of 5. fly frame for being used to produce slub according to claim 1, it is characterised in that the No.1 servo electricity
No.1 reductor is connected with the output shaft of machine, the output shaft of No.1 reductor passes through second shaft coupling and the second drawing rollers
Roller shaft is connected, and No.1 servomotor is arranged on fore beam by the first motor cabinet, and the first motor cabinet includes upper pedestal with
Pedestal, lower base are connected with the top of fore beam, and the mounting hole for being used to install lower base on fore beam is long slot bore, long slot bore
Direction slot as along the width of fore beam, the relative altitude between upper pedestal and the top end face of fore beam is adjustable.
A kind of 6. fly frame for being used to produce slub according to claim 1, it is characterised in that No. two servo electricity
No. two reductors are connected with the output shaft of machine, No. two reductors pass through the second synchronous drive mechanism and sieve of the 3rd drawing rollers
Pulling shaft is connected, and second synchronous drive mechanism is synchronous belt drive mechanism, synchronization chain transmission mechanism or synchronous gear transport
Mechanism；Synchronous belt drive mechanism includes being separately positioned on the roller shaft shaft end of the 3rd drawing rollers, the output shaft of No. two reductors
The synchronous pulley of shaft end and the timing belt for connecting two synchronous pulleys；Synchronization chain transmission mechanism is led including being separately positioned on the 3rd
Stretch the roller shaft shaft end of roller, No. two reductors output shaft end synchronous sprocket wheel and connect the synchronous chains of two synchronous sprocket wheels
Bar；Synchronous gear transport mechanism includes being arranged on the driving gear of the roller shaft shaft end of the 3rd drawing rollers and being arranged on No. two subtracting
The driven gear of the output shaft end of fast machine, driving gear and driven gear engaged transmission, and both gearratios are 1:1.
A kind of 7. fly frame for being used to produce slub according to claim 1, it is characterised in that No. two servo electricity
Machine is arranged on back seat plate by the second motor cabinet, and the mounting hole for being used to install the second motor cabinet on back seat plate is long slot bore, long
The fluting direction of slotted eye is the width along back seat plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510790634.6A CN105239225B (en) | 2015-11-17 | 2015-11-17 | A kind of fly frame for being used to produce slub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510790634.6A CN105239225B (en) | 2015-11-17 | 2015-11-17 | A kind of fly frame for being used to produce slub |
Publications (2)
| Publication Number | Publication Date |
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| CN105239225A CN105239225A (en) | 2016-01-13 |
| CN105239225B true CN105239225B (en) | 2017-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510790634.6A Active CN105239225B (en) | 2015-11-17 | 2015-11-17 | A kind of fly frame for being used to produce slub |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107227521B (en) * | 2017-08-09 | 2023-03-14 | 青岛金汇丰机械有限公司 | Five wool spinning fly frames |
| CN107287707A (en) * | 2017-08-17 | 2017-10-24 | 福州周壹云智能科技有限公司 | A kind of slub production-process systems based on PLC |
| CN110004551A (en) * | 2019-04-03 | 2019-07-12 | 合肥岸鲁意科技有限公司 | A kind of production method of combing slub |
| CN110079906A (en) * | 2019-04-30 | 2019-08-02 | 江南大学 | The production method of blended slub yarn |
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| CN1446956A (en) * | 2003-04-30 | 2003-10-08 | 江苏宏源纺机股份有限公司 | Fly frame with multiple electric motors controlled by microcomputers |
| CN1786305A (en) * | 2005-11-16 | 2006-06-14 | 青岛环球集团股份有限公司 | Synchronous operation control system of roving frame driving mechanism |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105239225A (en) | 2016-01-13 |
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Address after: 266400 No. 188 Yinzhushan Road, Huangdao District, Qingdao City, Shandong Province Co-patentee after: Qingdao Tianyi Group Redflag Software Control Technology Co., Ltd. Patentee after: Qingdao Tianyihongqi Textile Machinery Group Co., Ltd. Address before: 266400 No. 188 Yinzhushan Road, Huangdao District, Qingdao City, Shandong Province Co-patentee before: Qingdao Tianyi Group Redflag Software Control Technology Co., Ltd. Patentee before: Hongqi Textile Machinery Co., Ltd., Tianyi Group, Qingdao |
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