CN107954262A - A kind of spooling equipment - Google Patents
A kind of spooling equipment Download PDFInfo
- Publication number
- CN107954262A CN107954262A CN201711404806.7A CN201711404806A CN107954262A CN 107954262 A CN107954262 A CN 107954262A CN 201711404806 A CN201711404806 A CN 201711404806A CN 107954262 A CN107954262 A CN 107954262A
- Authority
- CN
- China
- Prior art keywords
- plate
- head
- take
- hub
- right plate
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
- B65H54/40—Arrangements for rotating packages
- B65H54/54—Arrangements for supporting cores or formers at winding stations; Securing cores or formers to driving members
- B65H54/553—Both-ends supporting arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
- B65H54/10—Winding 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
- B65H54/20—Winding 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
- B65H67/04—Arrangements for removing completed take-up packages and or replacing by cores, formers, or empty receptacles at winding or depositing stations; Transferring material between adjacent full and empty take-up elements
- B65H67/0405—Arrangements for removing completed take-up packages or for loading an empty core
- B65H67/0411—Arrangements for removing completed take-up packages or for loading an empty core for removing completed take-up packages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
- B65H67/04—Arrangements for removing completed take-up packages and or replacing by cores, formers, or empty receptacles at winding or depositing stations; Transferring material between adjacent full and empty take-up elements
- B65H67/0405—Arrangements for removing completed take-up packages or for loading an empty core
- B65H67/0417—Arrangements for removing completed take-up packages or for loading an empty core for loading an empty core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
Landscapes
- Transmission Devices (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention discloses a kind of spooling equipment,Including left plate,Right plate,Connecting plate,Two take-up hubs,Front end peace disconnects head,Rear end peace disconnects head and take-up stand,In front end, peace disconnects head and rear end peace disconnects and rotation axis is fixedly connected with the middle part of head,Rotation axis one end is rotatablely connected with left plate,The other end is rotatablely connected with right plate,The latch coordinated with the pin hole in rotation axis is provided with right plate,Two take-up hubs are respectively fixedly connected with a driven shaft,Driven shaft one end disconnects the transmission axis connection of head with front end peace,The other end is installed on rear end peace and disconnects on the bearing block of head,One of driven gear engagement that front end peace is disconnected on head is engaged with the driving gear on the first driving shaft,Take-up stand passes through two-way ball screw and the second driving shaft being arranged on right plate rigid connection string holes,First driving shaft and the second driving shaft connect drive shaft respectively,Compared with prior art,The present invention has simple in structure,It is easy to operate,It is highly practical,The advantages that work efficiency is high.
Description
Technical field
The present invention relates to a kind of spooling equipment, more particularly, to a kind of spooling equipment for being used to produce in batches.
Background technology
After silk thread completes production, generally require and be collected on take-up hub, so that subsequent processing uses.It is presently used
Spooling equipment, collected using a take-up hub, this kind of mode there are the drawbacks of be:When take-up hub is received it is full after, it is necessary to
Disassembled, then empty take-up hub is installed on spooling equipment, there are peace to tear inconvenience open, and interval time length, influences to receive
The problems such as line efficiency.
The content of the invention
The technical problem to be solved in the present invention is:A kind of spooling equipment is provided, to solve still to belong to proposed in background technology
Technical problem.
The technical scheme is that:A kind of spooling equipment, including left plate, right plate and connecting plate, left plate inner wall
Connected, further included by connecting plate between face and right plate internal face:
Two take-up hubs, are arranged between left plate and right plate;
Front end peace disconnects head, including fixed plate, transmission shaft and driven gear, and transmission shaft and driven gear are arranged symmetrically in fixed plate
Both ends, wherein transmission shaft pass perpendicularly through fixed plate and with the outside of fixed plate driven gear be rigidly connected;
Rear end peace disconnects head, including installing plate and buckle, and buckle is arranged symmetrically in the both ends of installing plate by pin, on buckle
It is provided with bearing block;
In front end, peace disconnects head and rear end peace disconnects and rotation axis is fixedly connected with the middle part of head, and installing plate is extended in rotation axis one end
And be rotatablely connected with left plate, the other end extends fixed plate and is rotatablely connected with right plate, and latch is provided with right plate,
The latch coordinates with the pin hole in rotation axis, rotation axis is changed between fixation and rotation;
Two take-up hubs are respectively fixedly connected with a driven shaft, and driven shaft one end disconnects the transmission axis connection of head with front end peace, separately
One end is installed on rear end peace and disconnects on the bearing block of head;
First driving shaft, disconnects on a corresponding right plate, its inner is connected with driving gear, driving tooth installed in front end peace
Wheel disconnects one of driven gear on head with front end peace and engages;
Two-way ball screw, its medial extremity are connected by the lead frame in linking arm outside corresponding with being arranged in take-up hub, its outside
The second driving shaft rigid connection on right plate is held and be arranged in, there is corresponding take-up hub to set threading hole on lead frame;
Drive shaft, is arranged on right plate, it passes through actuated element and the first driving shaft and the second active axis connection respectively.
The take-up hub is arranged at intervals with hub lattice along its axial direction, and hub lattice both sides are provided with jube, useful on take-up hub
In the axle center hole of installation driven shaft, lean on front end peace to disconnect first end on driven shaft and be provided with cushion block, peace disconnects close to rear end
First end is provided with the fixture block that key connection is used with driven shaft, has the snap arm axially set on the inside of fixture block, is equipped with the outside of fixture block
Spring and locking nut are compressed, by locking nut and unscrewing and tightening for spring is compressed, snap arm is being connected in jube transmission
Power and disengaging jube are changed between not transmitting power state.
There is the threading hole of each corresponding hub lattice on the lead frame.
The transmission shaft uses bolt-type fit structure with driven shaft.
Described two take-up hubs are arranged side by side in same level, respectively positioned at the front and rear side of left plate and right plate
Face, forms one layer of take-up hub.
4 layers of take-up hub are provided between left plate and right plate.
There is sleeve on the lead frame, sleeve is socketed on the guide rod being transversely mounted between left plate and right plate,
Guiding lead frame moves back and forth between left plate and right plate.
Beneficial effects of the present invention:The spooling equipment that the present invention designs, after a take-up hub receives full line wherein, it is only necessary to pull out
Go out latch, pivot head peace disconnects head and makes the driving gear on another corresponding driven gear of take-up hub and the first driving shaft
Engagement, is inserted into latch fixed bias circuit, you can function of receiving line is realized in the rotation for carrying out empty take-up hub.In addition, for expiring line
Hub, can disassemble corresponding buckle, and corresponding driven shaft is extracted and departs from transmission shaft, and loosening nut, that is, detachable
Under.Empty take-up hub is finally installed on the position.The present invention has simple in structure, easy to operate, highly practical, work
The advantages that efficient.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention;
Fig. 2 is K-K in Fig. 1 to sectional view;
Fig. 3 is that take-up hub disconnects head with front end peace, rear end peace disconnects the attachment structure schematic diagram of head;
Fig. 4 is the structure diagram of cushion block;
Fig. 5 is the attachment structure schematic diagram of nut, compression spring and fixture block;
Fig. 6 is take-up hub end structure illustration;
Fig. 7 is the structure diagram of lead frame;
Fig. 8 is the structure diagram of linking arm;
Description of reference numerals:1st, left plate, 2, right plate, 3, guide rod, 4, connecting plate, 5, take-up hub, 6, rear end peace disconnect head, 7,
Front end peace disconnects head, and 8, lead frame, 9, driving gear, 10, linking arm, 11, two-way ball-screw, 12, babinet, the 13, first master
Moving axis, the 14, first travelling gear, the 15, second driving shaft, the 16, second travelling gear, 17, drive shaft, the 18, first drive gear,
19th, the second drive gear, 20, latch, 21, mounting hole, 22, tooth belt, 101, nut, 501, hub lattice, 502, jube, 503,
Axle center hole, 504, support arm, 601, installing plate, 602, buckle, 603, pin, 604, driven shaft, 605, locking nut, 606, pressure
Contracting spring, 607, cushion block, 608, radial hole, 609, fixture block, 610, snap arm, 701, fixed plate, 702, driven gear, 703, transmission
Axis, 704, rotation axis, 705, pin hole, 801, montant, 802, cross bar, 803, eyelet strip, 804, threading hole, 805, sleeve, 806,
Engaging lug.
Embodiment
Below in conjunction with the accompanying drawings and invention is described further in specific embodiment:
Referring to figs. 1 to Fig. 8, a kind of spooling equipment of the present embodiment, including:
Left plate 1;
Right plate 2;
Connecting plate 4, is connected between 2 internal face of 1 internal face of left plate and right plate, to form whole supporting structure:
Two take-up hubs 5, are arranged between left plate 1 and right plate 2, are used for realization function of receiving line;
Front end peace disconnects first 7, including fixed plate 701, transmission shaft 703 and driven gear 702, transmission shaft 703 and driven gear 702
Be arranged symmetrically in the both ends of fixed plate 701, wherein transmission shaft 703 pass perpendicularly through fixed plate 701 and with positioned at the outside of fixed plate 701
Driven gear 702 be rigidly connected;
Rear end peace disconnects first 6, including installing plate 601 and buckle 602, buckle 602 are arranged symmetrically in installing plate by pin 603
601 both ends, bearing block is provided with buckle 602;
In front end peace disconnect first 7 and rear end peace disconnect first 6 middle part and be fixedly connected with rotation axis 704, i.e. rotation axis 704 and front end
Peace disconnect first 7 and rear end peace disconnect first 6 and rotate together, 704 one end of rotation axis is extended installing plate 601 and is rotated with left plate 1
Connection, the other end extend fixed plate 701 and are rotatablely connected with right plate 2, latch 20 are provided with right plate 2, the latch
20 coordinate with the pin hole 705 in rotation axis 704, rotation axis 704 is changed between fixation and rotation;
Two take-up hubs 5 are respectively fixedly connected with a driven shaft 604, and 604 one end of driven shaft disconnects first 7 transmission shaft with front end peace
703 connections, the other end are installed on rear end peace and disconnect on first 6 bearing block;
First driving shaft 13, disconnects on first 7 corresponding right plates 2 installed in front end peace, its inner is connected with driving gear 9,
Driving gear 9 disconnects one of driven gear 702 on first 7 with front end peace and engages;
Two-way ball-screw 11, its medial extremity are connected by the lead frame 8 in the outside corresponding with being arranged in take-up hub 5 of linking arm 10,
Its outboard end is rigidly connected with the second driving shaft 15 being arranged on right plate 2, and there is corresponding take-up hub 5 to set on lead frame 8
Threading hole 804, drives two-way ball-screw 11 to rotate by the second driving shaft 15, and then realizes linking arm 10 and lead frame 8
Move back and forth;10 one end of linking arm is connected with the engaging lug 806 on lead frame 8, opposite side and the spiral shell on two-way ball-screw 11
Mother 101 connects;
Drive shaft 17, is arranged on right plate 2, it is connected by actuated element and the first driving shaft 13 and the second driving shaft 15 respectively
Connect.
Above structure is the core component of this equipment, and operation principle is:Drive shaft 17 is turned after being connected with driving mechanism
Dynamic torque, and driving torque is transferred to the first driving shaft 13 and the second driving shaft 15 respectively, wherein the first driving shaft 13 drives
Front end peace disconnects the driven gear 702 engaged on first 7 with driving gear 9, which imparts power to driven shaft
604, and then the rotation of take-up hub 5 is driven, realize function of receiving line.Second driving shaft 15 drives two-way ball-screw 11 to rotate, real
The reciprocally swinging for the lead frame 8 being now attached thereto, so that line is uniformly wrapped on take-up hub 5.
After take-up hub 5 receives full line, latch 20 is extracted, pivot head peace disconnects first 7 and makes another take-up hub 5 corresponding
Driven gear 702 is engaged with the driving gear 9 on the first driving shaft 13, is inserted into 20 fixed bias circuit 704 of latch, you can is carried out
The rotation of empty take-up hub 5 simultaneously realizes function of receiving line.For expiring line hub, corresponding buckle 602 can be disassembled, by phase
The driven shaft 604 answered is extracted disengaging transmission shaft 703 and can be unloaded.
In order to facilitate replacement, two take-up hubs 5 are arranged side by side in same level, respectively positioned at left plate 1 and right side
The front and back sides of plate 2, form one layer of take-up hub.Therefore, in practice, in order to improve work efficiency, multilayer take-up can be set
Hub, is tested through applicant, can take into account take-up efficiency using 4 layers of take-up hub, while can also meet corresponding power demand.Multilayer is received
Connected between the first driving shaft 13 between line hub using the first travelling gear 14 and tooth belt 22, prevent the hair of slipping phenomenon
It is raw.A gear is also set up on one of them first driving shaft 13, and is engaged with the first drive gear 18 in drive shaft 17, with
Receive corresponding driving torque.The second travelling gear 16 is provided with second driving shaft 15, and is driven with second in drive shaft 17
Moving gear 19 engages, to receive corresponding driving torque.In order to tackle the take-up needs of multilayer take-up hub 5, lead frame 8 is using more
Root cross bar 802 is connected to the structure type between two montants 801, according to the take-up position of take-up hub 5 on more cross bars 802
Multiple eyelet strips 803 are set, a threading hole 804 are designed on eyelet strip 803, to be directed into line tracking.In left plate 1 and the right side
It is also associated with guide rod 3 on side plate 2, on 805 sets of guide rods 3 of sleeve on lead frame 8, which guides lead frame 8 in left plate
The reciprocating motion that yesterday sets between 1 and right plate 2.
The take-up hub 5 is arranged at intervals with hub lattice 501, hub lattice along its axial direction(501)Both sides are provided with jube 502,
Jube 502 is connected on hub lattice 501 by support arm 504, there is axle center hole 503 on take-up hub 5, close on driven shaft 604
Front end peace disconnects first 7 one end and is provided with cushion block 607, there is radial hole 608 on cushion block 607, can be by cushion block 607 by a radial peg
It is fixed on driven shaft 604, close to rear end, peace disconnects first 6 one end and is provided with the fixture block 609 that key connection is used with driven shaft 604,
The inner side of fixture block 609 has the snap arm 610 axially set, and the outside of fixture block 609 is equipped with compression spring 606 and locking nut 605, passes through
Locking nut 605 unscrewing and tightening with compression spring 606, snap arm 610 is being connected in the transmission power of jube 502 and is being departed from jube
502 do not transmit and change between power state, and driven shaft 604 uses bolt-type fit structure with transmission shaft 703.The advantages of this kind of structure
It is the quick disassembly and installation, it can be achieved that take-up hub 5.
The drive shaft 17, the first driving shaft 13, the second driving shaft 15 and corresponding actuated element are installed on outside right plate 2
In the babinet 12 of side.
Above content is that a further detailed description of the present invention in conjunction with specific preferred embodiments, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.
Claims (7)
1. a kind of spooling equipment, including left plate(1), right plate(2)And connecting plate(4), left plate(1)Internal face and right plate
(2)Pass through connecting plate between internal face(4)Connection, it is characterised in that:Further include:
Two take-up hubs(5), it is arranged on left plate(1)And right plate(2)Between;
Front end peace disconnects head(7), including fixed plate(701), transmission shaft(703)And driven gear(702), transmission shaft(703)With
Driven gear(702)It is arranged symmetrically in fixed plate(701)Both ends, wherein transmission shaft(703)Pass perpendicularly through fixed plate(701)And
With positioned at fixed plate(701)The driven gear in outside(702)Rigid connection;
Rear end peace disconnects head(6), including installing plate(601)And buckle(602), buckle(602)Pass through pin(603)It is arranged symmetrically
In installing plate(601)Both ends, in buckle(602)On be provided with bearing block;
In front end, peace disconnects head(7)Head is disconnected with rear end peace(6)Middle part be fixedly connected with rotation axis(704), rotation axis(704)
Extend installing plate in one end(601)And and left plate(1)Rotation connection, the other end extend fixed plate(701)And and right plate
(2)Rotation connection, in right plate(2)On be provided with latch(20), the latch(20)With rotation axis(704)On pin hole(705)
Coordinate, make rotation axis(704)Changed between fixation and rotation;
Two take-up hubs(5)Respectively with a driven shaft(604)It is fixedly connected, driven shaft(604)One end disconnects head with front end peace(7)
Transmission shaft(703)Connection, the other end are installed on rear end peace and disconnect head(6)Bearing block on;
First driving shaft(13), head is disconnected installed in front end peace(7)Corresponding right plate(2)On, its inner is connected with actively
Gear(9), driving gear(9)Head is disconnected with front end peace(7)On one of driven gear(702)Engagement;
Two-way ball screw, its medial extremity pass through linking arm(10)With being arranged in take-up hub(5)The lead frame in corresponding outside(8)Even
Connect, its outboard end is with being arranged in right plate(2)On the second driving shaft(15)Rigid connection, lead frame(8)It is upper to have to receivable
Line hub(5)Threading hole is set(804);
Drive shaft(17), it is arranged in right plate(2)On, it passes through actuated element and the first driving shaft respectively(13)With second actively
Axis(15)Connection.
2. spooling equipment according to claim 1, it is characterised in that:The take-up hub(5)Set along its axial direction interval
It is equipped with hub lattice(501), hub lattice(501)Both sides are provided with jube(502), take-up hub(5)On be useful for installation driven shaft(604)'s
Axle center hole(503), in driven shaft(604)It is upper to disconnect head by front end peace(7)One end is provided with cushion block(607), pacify close to rear end
Disconnect head(6)One end is provided with and driven shaft(604)Using the fixture block of key connection(609), fixture block(609)Inner side has axial set
The snap arm put(610), fixture block(609)Outside is equipped with compression spring(606)And locking nut(605), pass through locking nut(605)
With compression spring(606)Unscrew and tighten, make snap arm(610)It is being connected in jube(502)Transmit power and depart from jube(502)
Do not transmit and change between power state.
3. spooling equipment according to claim 2, it is characterised in that:The lead frame(8)It is upper that there is each corresponding hub
Lattice(501)Threading hole(804).
4. spooling equipment according to claim 1, it is characterised in that:The transmission shaft(703)With driven shaft(604)Using
Latch(20)Formula fit structure.
5. spooling equipment according to claim 1, it is characterised in that:Described two take-up hubs(5)It is arranged side by side in same
On horizontal plane, respectively positioned at left plate(1)And right plate(2)Front and back sides, form one layer of take-up hub(5).
6. spooling equipment according to claim 5, it is characterised in that:In left plate(1)And right plate(2)Between be provided with
4 layers of take-up hub(5).
7. spooling equipment according to claim 1, it is characterised in that:The lead frame(8)It is upper that there is sleeve(805), set
Cylinder(805)It is socketed in and is transversely mounted on left plate(1)And right plate(2)Between guide rod(3)On, guide lead frame(8)On a left side
Side plate(1)And right plate(2)Between move back and forth.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711404806.7A CN107954262B (en) | 2017-12-22 | 2017-12-22 | Take-up equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711404806.7A CN107954262B (en) | 2017-12-22 | 2017-12-22 | Take-up equipment |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107954262A true CN107954262A (en) | 2018-04-24 |
CN107954262B CN107954262B (en) | 2023-05-16 |
Family
ID=61955752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711404806.7A Active CN107954262B (en) | 2017-12-22 | 2017-12-22 | Take-up equipment |
Country Status (1)
Country | Link |
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CN (1) | CN107954262B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108750793A (en) * | 2018-06-27 | 2018-11-06 | 长沙跃奇节能电气设备有限公司 | Take-up and lead drying system |
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JP2000226156A (en) * | 1999-02-03 | 2000-08-15 | Toyobo Co Ltd | Thread-like body take-up device |
CN201729544U (en) * | 2010-06-12 | 2011-02-02 | 董江涛 | Wire take-up device |
CN104843545A (en) * | 2015-05-18 | 2015-08-19 | 东莞市混沌电子科技有限公司 | Wire rewinding machine |
CN105665470A (en) * | 2016-01-15 | 2016-06-15 | 浙江亚通冶金科技有限公司 | Multi-reel take-up machine |
CN107381245A (en) * | 2017-07-18 | 2017-11-24 | 蔡敬东 | A kind of electromechanical equipment fast wire restoring device |
CN207827564U (en) * | 2017-12-22 | 2018-09-07 | 贵州大学 | A kind of spooling equipment |
-
2017
- 2017-12-22 CN CN201711404806.7A patent/CN107954262B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000226156A (en) * | 1999-02-03 | 2000-08-15 | Toyobo Co Ltd | Thread-like body take-up device |
CN201729544U (en) * | 2010-06-12 | 2011-02-02 | 董江涛 | Wire take-up device |
CN104843545A (en) * | 2015-05-18 | 2015-08-19 | 东莞市混沌电子科技有限公司 | Wire rewinding machine |
CN105665470A (en) * | 2016-01-15 | 2016-06-15 | 浙江亚通冶金科技有限公司 | Multi-reel take-up machine |
CN107381245A (en) * | 2017-07-18 | 2017-11-24 | 蔡敬东 | A kind of electromechanical equipment fast wire restoring device |
CN207827564U (en) * | 2017-12-22 | 2018-09-07 | 贵州大学 | A kind of spooling equipment |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108750793A (en) * | 2018-06-27 | 2018-11-06 | 长沙跃奇节能电气设备有限公司 | Take-up and lead drying system |
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Publication number | Publication date |
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CN107954262B (en) | 2023-05-16 |
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