CN107804745A - A kind of sub- head spins up- coiler - Google Patents

A kind of sub- head spins up- coiler Download PDF

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Publication number
CN107804745A
CN107804745A CN201711173420.XA CN201711173420A CN107804745A CN 107804745 A CN107804745 A CN 107804745A CN 201711173420 A CN201711173420 A CN 201711173420A CN 107804745 A CN107804745 A CN 107804745A
Authority
CN
China
Prior art keywords
coiler
path
sub
frame
head
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711173420.XA
Other languages
Chinese (zh)
Inventor
叶明军
许武佳
李龙生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU SHENJIU CHEMICAL FIBER CO Ltd
Original Assignee
JIANGSU SHENJIU CHEMICAL FIBER CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JIANGSU SHENJIU CHEMICAL FIBER CO Ltd filed Critical JIANGSU SHENJIU CHEMICAL FIBER CO Ltd
Priority to CN201711173420.XA priority Critical patent/CN107804745A/en
Publication of CN107804745A publication Critical patent/CN107804745A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/02Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/10Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers
    • B65H54/20Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers forming multiple packages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/70Other constructional features of yarn-winding machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/70Other constructional features of yarn-winding machines
    • B65H54/72Framework; Casings; Coverings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H57/00Guides for filamentary materials; Supports therefor
    • B65H57/14Pulleys, rollers, or rotary bars
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/30Handled filamentary material
    • B65H2701/31Textiles threads or artificial strands of filaments

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Winding Filamentary Materials (AREA)

Abstract

The invention discloses a kind of sub- head to spin up- coiler, including frame, path, pre- network, winding head, frame is arranged to three-decker by support, and winding head is arranged on the bottom and two layers of frame alternatively up and down, at three layers of frame, path is arranged on above pre- network for path and pre- network settings.Winding head of the present invention is set alternatively up and down, adds the distance between adjacent windings head, makes the winding capacity of winding head more powerful, in the case where not influenceing winding, the space of increase worker's repiece and maintenance, makes operation more convenient;Improvement to path structure and passage is offered, be advantageous to path interior air-flow and keep stabilized speed, effectively reduce trembling for strand and swing, stable winding tension;Increase draw-off godet and the structure to draw-off godet is improved, avoiding because the Shi Si roads setting up and down of winding head are different in size winding tension may being made to change, change coiling and molding and tow backing-off performance.

Description

A kind of sub- head spins up- coiler
Technical field
The present invention relates to bullet production field is added, more particularly to a kind of sub- head spins up- coiler.
Background technology
In the prior art, POY equipment is substantially 15 kilograms of packages of more than ten in the market, and production cost is significantly Decline, product quality also significantly improves, and existing equipment can not realize 15 kilograms of packages, it is impossible to the demand in market is kept up with, if For more exchange device, it is necessary to increase substantial amounts of equipment cost, general enterprises do not have enough funds to change equipment.
The content of the invention
The defects of existing for above prior art, it is a primary object of the present invention to overcome the deficiencies in the prior art it Place, disclose a kind of sub- head and spin up- coiler, including frame, path, pre- network, winding head, the frame are arranged to by support Three-decker, the winding head are arranged on the bottom and two layers of the frame alternatively up and down, the path and the pre- network Three layers of the frame are arranged on, the path is arranged on above the pre- network.
Further, the path upper end diameter is more than lower end diameter.
Further, it is provided with air outlet in the bottom side of the wall in the path.
Further, in addition to draw-off godet, the draw-off godet are provided with two, setting up and down the three of the frame respectively Layer.
Further, the draw-off godet includes disk body, motor, bonnet and flange, and the disk body is circle ring column, is bonnet Removably it is arranged on the both ends of the lid respectively with the flange, the motor is arranged in the lid, the motor Output shaft extended to through the flange outside the disk body.
Further, it is provided with through hole on the disk body.
7. up- coiler is spun according to a kind of any described sub- heads of claim 1-6, it is characterised in that also include changing and put down Platform, the replacing platform include pedal, at least four replacing supports and wheel group corresponding with the replacing number of holders, four institutes To state and change one end of support and be provided with described, the other end is separately positioned on four angles of the pedal, wherein, the wheel group bag Pulley is included, lifting unit is set in the side of pulley.
Further, in addition to fall a platform, it is described fall a platform include falling guide frame, it is described fall guide frame bottom at least phase Mistake is provided with three footing, it is described fall guide frame side be provided with adjustment portion, realize to it is described fall guide frame side lifting, institute The bottom for stating adjustment portion is provided with move portion, it is described fall guide frame be provided with the adjustment portion opposite side edge with it is adjacent What is be staggered between footing is provided with two rollers, and the bottom of the roller is higher than the bottom of the footing.
Further, the adjustment portion is in inverted " t " type structure, and the both ends of bottom are set respectively moves the move portion.
Further, the adjustment portion is screw mandrel, and the move portion is universal wheel, and the roller is directional wheel, the rolling Take turns the edge for falling guide frame bottom described in being arranged on.
The beneficial effect that the present invention obtains:
(1) winding head is set alternatively up and down, adds the distance between adjacent windings head, makes the winding capacity of winding head more Strengthen greatly, in the case where not influenceing winding, the space of increase worker's repiece and maintenance, make operation more convenient.
(2) to the improvement of path structure, make path internal gas flow stable, it is small by external interference, in addition in the side wall of bottom On offer passage, be advantageous to path interior air-flow and keep stabilized speed, effectively reduce trembling for strand and swing, stable winding tension.
(3) increase draw-off godet and the structure to draw-off godet to be improved, avoid it is setting up and down due to winding head Shi Si roads are different in size and winding tension may be made to change, while making coiling and molding and the change of tow backing-off performance, again Draw-off godet can be made more convenient in maintenance, reduce maintenance time.
(4) supporting set changes platform, is set by simple machinery, allows replacing platform easily fixed and moves It is dynamic.
(5) by adjustment portion by side tilt easily realize by footing and roller supporting fall guide frame between switch, operation Simple and convenient, stability is good, and by the cooperation between directional wheel and universal wheel, the regulation of progress position that can be quickly, Use range is wide.
Brief description of the drawings
Fig. 1 is the structural representation of up- coiler of the present invention;
Fig. 2 is the side view of up- coiler of the present invention;
Fig. 3 is the structural representation of support;
Fig. 4 is the structural representation in path;
Fig. 5 is the structural representation of winding head;
Fig. 6 is replacing platform structure schematic diagram;
Fig. 7 is to fall a platform structure schematic diagram;
Fig. 8 is the side view for falling a platform;
Reference is as follows:
1st, frame, 2, pre- network, 3, winding head, 4, draw-off godet, 5, support, 6, air outlet, 7, change platform, 8, fall silk and put down Platform, 41, disk body, 42, bonnet, 43, flange, 51, crossbeam, 52, column, 71, pedal, 72, change support, 73, wheel group, 81, fall Guide frame, 82 footing, 83, adjustment portion, 84, move portion, 85, roller, 86, stair, 411, through hole, 731, pulley, 732, lifting unit.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with the accompanying drawings and embodiment pair The present invention is described in further detail.It should be appreciated that specific embodiment described herein is only to explain the present invention, and do not have to It is of the invention in limiting.
As shown in Figure 1-2, one kind of the invention includes frame 1, path (not shown), pre- network 2, winding head 3, frame 1 Three-decker is arranged to by support 5, winding head 3 is arranged on the bottom and two layers of frame 1 alternatively up and down, by alternatively up and down Set, increase on same layer volume the adjacent spacing between first 3, can increase worker's repiece and maintenance space, path and with Pre- network 2 is arranged on three layers of the frame, and path is arranged on the top of pre- network 2.
As shown in figure 3, support 5 includes crossbeam 51 and multiple columns 52, column 52 is fixedly installed with crossbeam 51, to crossbeam 51 There is provided support force, it is preferred that column 52 is " Y " font, can increase the stability of crossbeam 51, effectively prevent winding head 3 in work When making, crossbeam 51 is shaken, and influences the work of winding head 3.
As shown in figure 4, the upper diameter in path is more than lower diameter, formed by the draught head of upper and lower ends on again and under Wind, but existing path is that upper diameter is less than lower diameter, and internal gas flow is unstable, and is easily influenceed by external air flow, Tension fluctuation is big, and diameter is saluted under being more than on path, and wind converges from top to bottom, makes wind more stable in path.It is preferred one In embodiment, air outlet 6 is provided with the side wall of the path lower end, is advantageous to path interior air-flow and keeps stabilized speed, effectively Reduce trembling for strand to swing, stable winding tension.
As shown in figure 5, because winding head is set alternatively up and down, in winding it is possible that going out phenomena such as high strung of the tension It is existing, break silk thread, in one embodiment, in addition to draw-off godet 4, each winding head 3 are respectively arranged with two draw-off godets 4, two draw-off godets 4 are setting up and down on three layers of frame 1.Draw-off godet 4 includes disk body 41, motor, bonnet 42 and flange 43, is Facilitate maintenance, disk body 41 is circle ring column, bonnet 42 and flange 43 are removably arranged on the both ends of lid 41, motor respectively It is arranged in lid 41, the output shaft of motor is extended to outside disk body 41 through flange 43.So set can in motor damage, According to motor damage position, it is only necessary to can repair bonnet 42 or the dismounting of flange 43 to motor internal, without by seal wire Disk integral demounting is repaired, and unloading process very complicated, can so save the substantial amounts of time.Further, since motor is set In disk body 41, motor is that can produce certain heat in work, and hot environment is unfavorable for the normal work of motor, therefore, disk Through hole 411 is provided with the side wall of body 41, heat caused by motor can be discharged by through hole 411, to ensure the work of motor Environment temperature is under normal temperature, increases the service life of motor.
In winding, silk thread is by path, by the poor wind formed from top to bottom of the two-way pressure in path, in path Silk thread is arranged, and then into pre- network, is had to silk thread by pre- network, silk thread is not damaged in friction process Wound, further increase the convergence of silk thread, reduce the generation of filoplume, lousiness, increase by four tertiary intensity, improve compliance, allow four uncles Softness, increase feel, moreover it is possible to eliminate phenomena such as the function of classics during textile process is not occurred around apron, roller, cylinder, subtract Few abnormal conditions such as lousiness and termination, ensure the quality of silk thread, improve weaving efficiency.
Then enter draw-off godet 4, draw-off godet 4 is setting up and down, further around extremely after the silk thread of pre- network enters lower draw-off godet Upper draw-off godet, so setting can avoid that because the Shi Si roads setting up and down of winding head 3 are different in size winding tension may be made Change, change coiling and molding and tow backing-off performance.When draw-off godet 4 breaks down, set by the structure of the present invention Meter, it is only necessary to which removing bonnet 42, either flange 43 can repair to the front end of the motor in lid 41 or rear end, without whole Machine is disassembled, and wastes the substantial amounts of take-down time.
Then, it is wound by the silk thread of draw-off godet 4 into winding head 3.
Further, since winding head about 3 two layers setting, make the terrain clearance of upper strata winding head 3 increase, worker can not between it is right Winding head is installed and repaired, it is therefore desirable to special replacing platform 7 is equipped with, as shown in fig. 6, including pedal 71, at least four Individual replacing support 72 and with changing the corresponding wheel group 73 of the quantity of support 72, pedal 71 are quadrangle, the one of four replacing supports 72 End is provided with wheel group 73, and the other end is separately positioned on four angles of pedal 71, wherein, wheel group 73 includes pulley 731, in pulley 731 side is provided with lifting unit 732, and lifting unit 732 can be screw mandrel;The driving pulley of lifting unit 732 rises or declined, i.e., Realize that pulley leaves ground by the lifting of lifting unit 732, so that pulley fails.When in use, will be stepped on by pulley 731 Plate 71 is adjusted to specified location, by using the lifting unit 732 on four replacing supports, will be changed platform and is integrally lifted, make Roller leaves ground, prevents from changing the displacement of platform.
, it is necessary to which the silk that winding is completed changes winder after unloading after the completion of the winding of winding head 3, but due to two layers of volume Around first 3 the inside, distance is too high, and worker can not remove silk, in addition to falls a platform 8, and as Figure 7-8, falling a platform 8 includes Fall guide frame 81, the bottom for falling guide frame 81 is at least staggered and is provided with three footing 82, it is preferred that footing 82 is provided with four, is falling The side of guide frame 81 is provided with adjustment portion 83, realizes the lifting to falling the side of guide frame 81, and the bottom of adjustment portion 83 is provided with movement Portion 84, what is be staggered between the edge and adjacent footing 82 for the opposite side that guide frame 81 is provided with adjustment portion 83 is fallen is provided with two Roller 85, and the bottom of roller 85 is higher than the bottom of footing 82, and roller 85 can be directional wheel, in order that roller 85 is using When do not influenceed by the edge of guide frame 81 is fallen, it is preferred that two rollers 85 are arranged at the bottom margin of guide frame 81.
In one embodiment, adjustment portion 83 can be screw mandrel, and move portion 84 can be universal wheel, one end of adjustment portion 83 with Move portion 84 connects, and by driving adjustment portion 83 to move, and then will fall guide frame 81 and be lifted or declined, and falls guide frame 81 in regulation When putting, it is adjusted by the slip of move portion 84.
In one embodiment, adjustment portion 83 is in inverted " t " type structure, and the bottom of adjustment portion 83 is with falling the company of sliding up and down of guide frame 81 Connect, bottom both ends are respectively arranged with move portion 84, so by two rollers 85 and two move portions, can make to fall guide frame 81 to exist Kept when mobile stable;Preferably, adjustment portion 83 can be screw mandrel, when manually or motor driving adjustment portion 83 is moved, The bottom of adjustment portion 83 is risen or declined, and then realizes the decline or rising of guide frame 81.In addition, in order that fall guide frame 81 is more smooth in mobile adjustment position, and move portion 84 is universal wheel.
In addition, for convenience above and below worker, stair 86, one end of stair 86 and the top company for falling guide frame 81 are additionally provided with Connect, the other end is connected with bottom, and stair 86 are triangular in shape with falling guide frame 81.
In order to prevent worker from, when falling thread, falling guide frame and sliding, the bottom of footing 82 is provided with slipmat, and anti-skidding The thickness of pad is 5mm.
When in use, by driving adjustment portion 83 to move, the side for falling guide frame 81 is lifted, is provided with the side of adjustment portion 83 Footing 82 leave ground, move portion 84 contacts ground, and the roller 85 of opposite side contacts ground, and footing 82 also leaves ground, It is in low dip state to fall guide frame 81, and now, worker can pull guide frame 81 that the position for falling a platform 8 is adjusted.Work as tune After section, it is only necessary to drive adjustment portion 83, guide frame 81 will be fallen and declined, when the whole contact ground of footing 82, now Roller 85 and move portion 84 leave ground, do not play any effect.
The beneficial effect that the present invention obtains:
(1) winding head is set alternatively up and down, adds the distance between adjacent windings head, makes the winding capacity of winding head more Strengthen greatly, in the case where not influenceing winding, the space of increase worker's repiece and maintenance, make operation more convenient.
(2) to the improvement of path structure, make path internal gas flow stable, it is small by external interference, in addition in the side wall of bottom On offer passage, be advantageous to path interior air-flow and keep stabilized speed, effectively reduce trembling for strand and swing, stable winding tension.
(3) increase draw-off godet and the structure to draw-off godet to be improved, avoid it is setting up and down due to winding head Shi Si roads are different in size and winding tension may be made to change, while making coiling and molding and the change of tow backing-off performance, again Draw-off godet can be made more convenient in maintenance, reduce maintenance time.
(4) supporting set changes platform, is set by simple machinery, allows replacing platform easily fixed and moves It is dynamic.
(5) by adjustment portion by side tilt easily realize by footing and roller supporting fall guide frame between switch, operation Simple and convenient, stability is good, and by the cooperation between directional wheel and universal wheel, the regulation of progress position that can be quickly, Use range is wide.
Presently preferred embodiments of the present invention is these are only, is not used for limiting the practical range of the present invention;If this is not departed from The spirit and scope of invention, modify or equivalent substitution to the present invention, all should cover the protection in the claims in the present invention Among scope.

Claims (10)

1. a kind of sub- head spins up- coiler, it is characterised in that including frame, path, pre- network, winding head, the frame passes through branch Frame is arranged to three-decker, and the winding head is arranged on the bottom and two layers of the frame alternatively up and down, the path and institute Pre- network settings are stated at three layers of the frame, the path is arranged on above the pre- network.
2. a kind of sub- head according to claim 1 spins up- coiler, it is characterised in that the path upper end diameter is more than lower end Diameter.
3. a kind of sub- head according to claim 2 spins up- coiler, it is characterised in that is set in the bottom side of the wall in the path There is air outlet.
4. a kind of sub- head according to claim 1 spins up- coiler, it is characterised in that also including draw-off godet, the draw-off godet Two are provided with, respectively three layers in the frame setting up and down.
5. a kind of sub- head according to claim 4 spins up- coiler, it is characterised in that the draw-off godet include disk body, motor, Bonnet and flange, the disk body are circle ring column, are that bonnet and the flange are removably arranged on the two of the lid respectively End, the motor are arranged in the lid, and the output shaft of the motor is extended to outside the disk body through the flange.
6. a kind of sub- head according to claim 5 spins up- coiler, it is characterised in that is provided with through hole on the disk body.
7. up- coiler is spun according to a kind of any described sub- heads of claim 1-6, it is characterised in that also include changing platform, institute Stating replacing platform includes pedal, at least four replacing supports and wheel group corresponding with the replacing number of holders, described in four more The one end for changing support is provided with described, and the other end is separately positioned on four angles of the pedal, wherein, the wheel group includes sliding Wheel, lifting unit is set in the side of pulley.
8. up- coiler is spun according to a kind of any described sub- heads of claim 1-6, it is characterised in that also include falling a platform, institute Stating a platform includes falling guide frame, it is described fall guide frame bottom be at least staggered and be provided with three footing, it is described fall guide frame one Side is provided with adjustment portion, realize to it is described fall guide frame side lifting, the bottom of the adjustment portion is provided with move portion, described Fall guide frame be provided with the adjustment portion opposite side edge and adjacent footing between be staggered be provided with two rollers, and The bottom of the roller is higher than the bottom of the footing.
9. a kind of sub- head according to claim 8 spins up- coiler, it is characterised in that the adjustment portion is in inverted " t " type structure, The both ends of bottom are set respectively moves the move portion.
10. a kind of sub- head according to claim 8 spins up- coiler, it is characterised in that the adjustment portion is screw mandrel, the shifting Dynamic portion be universal wheel, and the roller is directional wheel, the roller be arranged on described in fall the edge of guide frame bottom.
CN201711173420.XA 2017-11-22 2017-11-22 A kind of sub- head spins up- coiler Pending CN107804745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711173420.XA CN107804745A (en) 2017-11-22 2017-11-22 A kind of sub- head spins up- coiler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711173420.XA CN107804745A (en) 2017-11-22 2017-11-22 A kind of sub- head spins up- coiler

Publications (1)

Publication Number Publication Date
CN107804745A true CN107804745A (en) 2018-03-16

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005052226A1 (en) * 2003-11-27 2005-06-09 Saurer Gmbh & Co.Kg Spinning system
CN201148482Y (en) * 2008-01-11 2008-11-12 郑州中远氨纶工程技术有限公司 Urethane elastic fiber thread coiling apparatus
CN202415772U (en) * 2011-12-15 2012-09-05 大连合成纤维研究设计院股份有限公司 Spinning shaft buncher
CN202575539U (en) * 2012-03-13 2012-12-05 福建凯邦锦纶科技有限公司 Improved filament channel of winding system
CN203530523U (en) * 2013-10-12 2014-04-09 上海金纬化纤机械制造有限公司 Draw-off godet device
CN104088027A (en) * 2014-04-22 2014-10-08 郑州中远氨纶工程技术有限公司 Synthetic fiber winding device, spinning position and applications of synthetic fiber winding device and spinning position in spandex fiber production
CN105201395A (en) * 2015-10-19 2015-12-30 苏州天沃科技股份有限公司 Mobile climbing ladder facilitating fixed positioning
CN106593287A (en) * 2016-11-28 2017-04-26 天津斌德鑫力电子科技有限公司 Pedaling operation platform for railway vehicle
CN106761369A (en) * 2016-11-30 2017-05-31 浙江自由家居用品制造有限公司 Unloaded goods on a kind of memory pillow device
CN207810908U (en) * 2017-11-22 2018-09-04 江苏申久化纤有限公司 A kind of Asia head spinning up- coiler

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005052226A1 (en) * 2003-11-27 2005-06-09 Saurer Gmbh & Co.Kg Spinning system
CN201148482Y (en) * 2008-01-11 2008-11-12 郑州中远氨纶工程技术有限公司 Urethane elastic fiber thread coiling apparatus
CN202415772U (en) * 2011-12-15 2012-09-05 大连合成纤维研究设计院股份有限公司 Spinning shaft buncher
CN202575539U (en) * 2012-03-13 2012-12-05 福建凯邦锦纶科技有限公司 Improved filament channel of winding system
CN203530523U (en) * 2013-10-12 2014-04-09 上海金纬化纤机械制造有限公司 Draw-off godet device
CN104088027A (en) * 2014-04-22 2014-10-08 郑州中远氨纶工程技术有限公司 Synthetic fiber winding device, spinning position and applications of synthetic fiber winding device and spinning position in spandex fiber production
CN105201395A (en) * 2015-10-19 2015-12-30 苏州天沃科技股份有限公司 Mobile climbing ladder facilitating fixed positioning
CN106593287A (en) * 2016-11-28 2017-04-26 天津斌德鑫力电子科技有限公司 Pedaling operation platform for railway vehicle
CN106761369A (en) * 2016-11-30 2017-05-31 浙江自由家居用品制造有限公司 Unloaded goods on a kind of memory pillow device
CN207810908U (en) * 2017-11-22 2018-09-04 江苏申久化纤有限公司 A kind of Asia head spinning up- coiler

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Application publication date: 20180316

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