CN104210897B - A kind of automatic coiling machine - Google Patents
A kind of automatic coiling machine Download PDFInfo
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- CN104210897B CN104210897B CN201410506522.9A CN201410506522A CN104210897B CN 104210897 B CN104210897 B CN 104210897B CN 201410506522 A CN201410506522 A CN 201410506522A CN 104210897 B CN104210897 B CN 104210897B
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- closed reel
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Abstract
The invention discloses a kind of automatic coiling machine, including frame, the frame is provided with coil replacing mechanism, the coil replacing mechanism includes the change of lap axle being fixed in frame, reductor and change of lap servomotor, the change of lap axle drives change of lap by reductor by change of lap servomotor, the change of lap axle is provided with the change of lap arm of force, the change of lap arm of force left and right sides is connected to closed reel, respectively the first closed reel and the second closed reel, first closed reel and the second closed reel are respectively by the first servomotor and the second servomotor drive control, and pipe clamping device is equipped with first closed reel and the second closed reel.The automatic winding winding displacement that tubing can be realized of the invention, auto counter cutting, automatic coiling, automatically automatic change of lap, the function such as packing.
Description
Technical field
The present invention relates to the technical field of the winder of pipe production line, more particularly, to a kind of automatic coiling machine.
Background technology
At present, the tube-rolling machine in domestic high speed pipe production line is to being by artificial change of lap, including manually cutting
Disconnected tubing, manually send pipe to reel, artificial clamp, hand-filling realize winding.Production shape of the linear velocity in more than 30m/min
Under state, using artificial change of lap and hand-filling, need two staff specially to be worked beside winder simultaneously, increase manpower
The cost of resource, reduces the production efficiency of tubing；As production line is high-speed production tubing, during change of lap, tubing is also
Produce constantly a large amount of, tubing is deposited in around winder without change of lap that time, easily cause production scene and mix
Disorderly, make troubles profit to workshop management.Also, the tubing for winding is before getting off, be also performed to artificial twine adhesive tape, keep away
The tubing that spools after exempting from discharging loose.The work of tape wrap to be completed, needs longer time and larger labour intensity.
Content of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of automatic coiling machine, it can solve the problem that traditional winding
Lavish labor in method, wind and the low problem of change of lap efficiency.
The technical solution used in the present invention is as follows：
A kind of automatic coiling machine, including frame, the frame is provided with coil replacing mechanism, and the coil replacing mechanism includes being fixed on
Change of lap axle, reductor and change of lap servomotor in frame, the change of lap axle are driven by change of lap servomotor by reductor and are changed
Volume, the change of lap axle are provided with the change of lap arm of force, and the change of lap arm of force left and right sides is connected to closed reel, and respectively first receives
Reel and the second closed reel, first closed reel and the second closed reel are driven by the first servomotor and the second servomotor respectively
Dynamic control, and pipe clamping device is equipped with first closed reel and the second closed reel.
In the present invention, the first closed reel and the second closed reel respectively can be real under the control of first, second servomotor
The quick winding of existing tubing, when wherein there is a closed reel winding length to reach predetermined value, the present invention is driven in change of lap servomotor
The lower position conversion that can quickly realize two closed reels of dynamic control.
Further, the pipe clamping device includes that fixed seat, baffle plate, clamping seats, fixture block and spring, the fixed seat are located at
It is fixedly connected on closed reel and with baffle plate, the baffle plate is realized being flexibly connected by being provided with axis hole and bearing pin with clamping seats, described
It is mounted with clamping seats that inner surface is provided with the fixture block of groove, by air cylinder driven, the spring one end is fixed on baffle plate to the fixture block
On, the other end is fixed on clamping seats；The connection end of the baffle plate and spring, the connection end of clamping seats and spring and baffle plate are constituted
Triangle；The cylinder passes sequentially through connecting seat and connecting plate is connected with clamping seats；Back-up ring is provided with outside the bearing pin, is risen and is fixed
Effect.
The pipe clamping device that the present invention is adopted is used cooperatively with conventional pipes detection device in production line, when tubing detection dress
Put and detect in tubing entrance clamping seats, cylinder promotes fixture block to advance, and tubing is clamped；And spring and baffle plate keep fixture block
In the position for sending pipe direction level, when winding after clamping pipe, certain angle can be turned to together with tubing, while ensureing folder
Tight device clamps tubing；In addition, fixed seat is used for the closed reel installed in winder.In addition, the company of the baffle plate and spring
Connection end and the baffle plate for connecing end, clamping seats and spring is triangle, can adjust fixture block by the structure and send pipe direction
Position relationship, enables fixture block to be maintained at the position for sending pipe direction level；And the fixture block inner surface is provided with groove, the groove knot
Structure can be with firm grip tubing.
The pipe clamping device overall structure is simple, promotes fixture block, spring to be maintained at fixture block and send pipe direction level by cylinder
Position, clamp tubing, tubing can be made to turn to certain angle together, make the clamping device firm grip tubing.
Winding change of lap efficiency in the present invention in order to solve the problems, such as to run in production process is slow, employs following technology
Scheme is realized automatic winding displacement, solves the problems, such as that winding displacement efficiency is low：
The automatic coiling machine is additionally provided with for the automatic Arrange-line System for closed reel winding displacement, the automatic Arrange-line System bag
Include wire-arranging mechanism and tube feeding mechanism；The wire-arranging mechanism includes that the winding displacement body frame located at frame side, winding displacement body frame are provided with row
Filament thick stick, the winding displacement leading screw left and right sides are provided with line slideway, are connected to along winding displacement by thread bush on the winding displacement leading screw
The reciprocating sliding seat of leading screw, the winding displacement leading screw are driven by winding displacement servomotor；The sliding seat is provided with tube feeding mechanism,
Include sending pipe support on the tube feeding mechanism, described sending is provided with pipe support for colliery carries tubing and setting up and down multiple send pipe chain
Wheel, telescopic send tube rod and with the code wheel for sending the pipe outer surface on pipe sprocket wheel contact, described send tube rod and gripping block company
Connect.
The tube feeding mechanism is connected with cutter sweep, and the cutter sweep is included located at the cutter for sending pipe support front end, institute
State cutter to be connected with cutting lift cylinder.
First servomotor, the second servomotor and winding displacement servomotor are also electrically connected with logic controller, described
Closed reel per revolution just by logic controller controlled motor by winding displacement leading screw forward impelling equivalent to pipe diameter away from
From.
In the present invention, in the presence of logic controller, the winding displacement servomotor of automatic Arrange-line System is convex according to set
Curve motion is taken turns, that is, closed reel has often wound a circle, winding displacement servomotor drives winding displacement leading screw to advance one equivalent to pipe
The distance of material diameter, carries out the winding of next circle.
Cutter can be carried out automatically cutting off tubing according to the coiling length for setting, and be risen under cutting lift cylinder effect
To cutting end point and then decline, tubing is cut off.
Further, it is additionally provided with the frame for the PP band automatic packing machine structures for the tubing packing on closed reel,
The PP bands automatic packing machine structure includes head of packing, and the packing head is by servomotor driving of packing.
In the present invention, after the reel that winding is completed reaches the first packing indexing position, beat under peripheral control unit control
Packet header can be completed to cut band with send band and the take-up action, packing spindle motor rotation that movable belt pulley carries out PP bands by servomotor
With adhesive tape action, primary importance indexing PP bands tie up and complete.Takeup reel rotates 120, then continues to complete second by this flow process
With the PP of the 3rd indexing position band packing action, to complete the packing discharging of tubing.
Further, automatic coiling machine of the invention also includes that automatic storing device, the automatic storing device include storing up
Bin, be provided with the storage rack one can oscilaltion semicircle tugboat, the semicircle tugboat and automatic tension controller
Connection, also has multiple sprocket wheels on the semicircle tugboat.
In wrapup procedure, if the speed of closed reel is less than more than the linear velocity of tubing, the i.e. transporting velocity of tubing received
Volume speed, the tension force suffered by tubing can increase, and the semicircle of now automatic tension controller control storage rack drags decline automatically,
Power is reduced therewith automatically, if conversely, the speed of closed reel less than tubing linear velocity, the tension force received by tubing can reduce, and store up
The semicircle tugboat of bin rises automatically, and tension force increases therewith automatically, therefore reaches the effect for automatically adjusting tube stretch.
In addition, in switching process, the semicircle tugboat of storage rack can by tension force increase and decline automatically, when upset terminates
When can be preferably minimized, once after tubing cuts off, newly roll up and fail to wind during automatic feed tube at once, cause pile up pipe
Material increases, and now the semicircle tugboat of storage rack can persistently rise because of the minimizing of tube stretch, temporarily by the tubing storage that piles up
Store away, after new volume send pipe to finish, as the quick rotation that newly rolls up, the tubing of storage are rolled-up again, reach storage automatically
Material effect, it is to avoid have tubing to pile up in workshop, cause confusion.
Compared with prior art, the invention has the beneficial effects as follows：Automatic winding winding displacement, the auto counter of tubing can be realized
The functions such as cutting, automatic coiling, automatic change of lap and automatic packing, reduce the operation of workman, it is to avoid have tubing to pile up in workshop, drop
Low production cost, improves production efficiency.
Description of the drawings
Structural representations of the Fig. 1 for a kind of automatic coiling machine of the present embodiment；
Automatic change of lap structure charts of the Fig. 2 for a kind of automatic coiling machine of the present embodiment；
Tube feeding mechanism structure charts of the Fig. 3 for a kind of automatic coiling machine of the present embodiment；
Automatic storing structure drawing of device of the Fig. 4 for a kind of automatic coiling machine of the present embodiment；
Winding displacement understructure figures of the Fig. 5 for a kind of automatic coiling machine of the present embodiment；
Pipe clamping device structure charts of the Fig. 6 and Fig. 7 for a kind of automatic coiling machine of the present embodiment；
Cutter structure charts of the Fig. 8 for a kind of automatic coiling machine of the present embodiment.
Specific embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment：
As shown in figure 1, the first closed reel 4 is in preparation winding station, the second closed reel 6 is in winding station.
A kind of automatic coiling machine, including frame 1, is sequentially provided with automatic line arranging mechanism 7,5 and of coil replacing mechanism in the frame
PP band automatic packing machines structure 2.Coil replacing mechanism 5 includes change of lap axle, reductor 9 and the servomotor 8 being fixed in frame 1, described
Change of lap axle drives change of lap by reductor 9 by change of lap servomotor 8, and the change of lap axle is provided with the change of lap arm of force 10, the change of lap
10 left and right sides of the arm of force is connected to closed reel, respectively the first closed reel 4 and the second closed reel 6, first closed reel 4
Pipe clamping device 3 is equipped with the second closed reel 6.
Further, the pipe clamping device 3 includes fixed seat 30, baffle plate 28, clamping seats 23, fixture block 24 and spring 29, institute
Fixed seat 30 is stated on the closed reel being attached thereto and is fixedly connected with baffle plate 28, the baffle plate 28 is with clamping seats 23 by opening
There is axis hole to realize being flexibly connected with bearing pin 31, on the clamping seats 23, be mounted with that inner surface is provided with the fixture block 24 of groove, the folder
Block 24 by air cylinder driven, be fixed on baffle plate 28, and the other end is fixed on clamping seats 23 by 29 one end of the spring；The baffle plate 28
Connection end with spring 29, clamping seats 23 are triangle with the connection end of spring 29 and baffle plate 28；The cylinder is passed sequentially through
Connecting seat and connecting plate are connected with clamping seats 23；Back-up ring 32 is provided with outside the bearing pin 31.
Further, the automatic coiling machine is additionally provided with for the automatic Arrange-line System 7 for closed reel winding displacement, described automatic
Cable Assembly system 7 includes wire-arranging mechanism and tube feeding mechanism 11；The wire-arranging mechanism includes the winding displacement body frame 16 located at frame side, row
Line body frame 16 is provided with winding displacement leading screw 17, and the displacement screw mandrel left and right sides is provided with line slideway 19, on the winding displacement leading screw 17
It is connected to along 17 reciprocating sliding seat 18 of winding displacement leading screw by thread bush, the winding displacement leading screw 17 is driven by winding displacement servomotor
Dynamic；The sliding seat 18 is provided with tube feeding mechanism 11, includes sending pipe support 22, described sending in pipe support 22 to set on the tube feeding mechanism 11
Have for colliery carries tubing and setting up and down multiple send pipe sprocket wheel 20, telescopic send tube rod 21 and with the pipe sent on pipe sprocket wheel 20
The code wheel 12 of material outer surface contact, described send tube rod 21 to be connected with gripping block.
Further the tube feeding mechanism 11 is connected with cutter sweep, and the cutter sweep is included located at sending pipe support 22 front end
Cutter 33, the cutter with cutting lift cylinder 35 be connected.
Further, first servomotor, the second servomotor and winding displacement servomotor also with logic controller
Connection, 6 per revolution of the second closed reel just control winding displacement servomotor by logic controller and push away forward winding displacement leading screw 17
Enter the distance equivalent to pipe diameter.
Further, the PP band automatic packing machines structure 2 includes head of packing, and the packing head is by servomotor drive of packing
Dynamic.
Further, automatic coiling machine of the invention also includes that automatic storing device, the automatic storing device include storing up
Bin 15, be provided with the storage rack 15 one can oscilaltion semicircle tugboat 13, the semicircle tugboat 13 with automatically
Force controller connects, and has multiple sprocket wheels 14 on the semicircle tugboat 13.
Logic controller, gripping block, partial cylinders, the packing head of packing mechanism 2 and belt wheel, part motor and automatic tension
Governor motion is identified not in the drawings, and which can need to configure according to physical device, and the logic controller of the present embodiment is placed on servo
In motor 9, automatic tension governor motion is arranged on winder front end.
The course of work of the present invention：In the case where pipe clamp tight cylinder action is sent, gripping block clamps tubing, makees pipe servomotor is sent
With under, send tube rod 21 to push the distance that tubing advances to setting, then rise to terminal in the case where the effect of pipe lift cylinder is sent, now
The front end of tubing is sent in the pipe clamping device 3 on the second closed reel 6, and now winding clamping cylinder promotes fixture block 24 to advance, and
Tubing is clamped, and spring 29 and baffle plate 28 make fixture block 24 be maintained at the position for sending pipe direction level；Treat that pipe clamping device clamps pipe
Pipe Serve Motor Control is sent to send tube rod 21 to back to original position after material, then the servomotor of the second closed reel 6 starts
Operation, the second closed reel 6 under the control of servomotor start to wind.During winding, spring 29 and baffle plate 28 make fixture block 24 and pipe
Material turns to certain angle together, it is ensured that clamping device 3 clamps tubing.Automatic Arrange-line System in the presence of logic controller
7 winding displacement servomotor is according to the cam curve operation for setting, that is, the second closed reel 6 has often wound a circle, and winding displacement is watched
One distance equivalent to pipe diameter of advance of Motor drive winding displacement leading screw 17 is taken, the winding of next circle is carried out.Tube feeding mechanism 11
On code wheel 12, namely length metering encoder, the automatic turning change of lap length of the tubing of winding needed for measurement, when change of lap long
When degree is reached, change of lap servomotor 8 drives 10 clockwise direction of the change of lap arm of force to carry out automatic turning, when flip angle reaches 180
After degree, upset stops, and now realizes winding station and preparation winding Switch of working position.In switching process, on the one hand, winding displacement servo
Still run by default cam curve, on the other hand, the 4 slow rotation of preparation work reel namely the first closed reel.
11 front end of tube feeding mechanism arranges cutter 33, and cutter 33 are driven by cutting lift cylinder 35, can be according to setting
Coiling length carry out automatically cutting off tubing.When cutoff signal will be reached, packing head advances in the presence of servomotor
Tube surfaces are adjacent to, are that incising pipes are prepared, it is to avoid the tubing that is kept well after tubing cut-out, is made as moment loses tension force
Loosely.When cutoff signal is reached, cutter 33 rise in the case where cutting lift cylinder 35 is acted on and then decline, and cut off tubing.Pipe
After material is cut off, winding displacement servo is quickly back to spacing in winding displacement, wait winding next time.Meanwhile, the second servomotor control
The closed reel that wound of system namely 6 rolling speed of the second closed reel are slack-off, with slow rotation until by remaining length
Tubing is rolled and then stops at packing indexing position, waits instructions of the PP with packing.
After the reel that winding is completed reaches the first packing indexing position, under the control of PLC motors, packing head can pass through
Packing servomotor is completed to cut band and adhesive tape with send band and the take-up action, packing spindle motor rotation that movable belt pulley carries out PP bands
Action, primary importance indexing PP bands are tied up and are completed.Takeup reel rotates 120, then continues to complete second and the 3rd by this flow process
The PP band packing actions of indexing position.After the completion of three packing stations, packing head backs to original position, and discharging cylinder completes tubing
Discharging.
Device of the present invention is provided with automatic storing device, including storage rack 15 and one can oscilaltion half
Circle tugboat 13, is provided with multiple sprocket wheels 14 on semicircle tugboat, the semicircle tugboat 13 has been also connected with automatic tension controller, is receiving
During volume, if the speed of the second closed reel 6 is less than rolling speed more than the linear velocity of tubing, the i.e. transporting velocity of tubing,
Tension force suffered by tubing can increase, now the 13 automatic decline of automatic tension controller control semicircle tugboat, and tension force is automatic therewith
Reduce, if conversely, the speed of the second closed reel 6 less than tubing linear velocity, the tension force received by tubing can reduce, semicircle tugboat
13 automatic risings, tension force increase therewith automatically, therefore automatically adjust the effect of tube stretch with arrival.
In addition, in switching process, semicircle tugboat 13 can by tension force increase and decline automatically, can drop at the end of upset
To minimum, once after tubing cuts off, newly roll up and fail to wind during automatic feed tube at once, cause the tubing that piles up to increase
Plus, now semicircle tugboat 13 can persistently rise because of the minimizing of tube stretch, temporarily store the tubing of accumulation, when new
After volume send pipe to finish, as the quick rotation that newly rolls up, the tubing of storage are rolled-up again, automatic storing effect is reached, it is to avoid
There is tubing to pile up in workshop, cause confusion.
Claims (6)
1. a kind of automatic coiling machine, including frame, the frame is provided with coil replacing mechanism, it is characterised in that the coil replacing mechanism
Including the change of lap axle, reductor and the change of lap servomotor that are fixed in frame, the change of lap axle is by reductor by change of lap servo
Motor drive change of lap, the change of lap axle are provided with the change of lap arm of force, and the change of lap arm of force left and right sides is connected to closed reel, point
Not Wei the first closed reel and the second closed reel, first closed reel and the second closed reel are respectively by the first servomotor and second
Pipe clamping device is equipped with servomotor drive control, and first closed reel and the second closed reel；The pipe clamping device bag
Fixed seat, baffle plate, clamping seats, fixture block and spring is included, the fixed seat is fixedly connected on closed reel and with baffle plate, the gear
Plate is realized being flexibly connected by being provided with axis hole and bearing pin with clamping seats, is mounted with that inner surface is provided with the folder of groove on the clamping seats
Block, by air cylinder driven, the spring one end is fixed on baffle plate the fixture block, and the other end is fixed on clamping seats；The baffle plate
Triangle with the connection end of the connection end of spring, clamping seats and spring and baffle plate；The cylinder pass sequentially through connecting seat and
Connecting plate is connected with clamping seats；Back-up ring is provided with outside the bearing pin.
2. automatic coiling machine according to claim 1, it is characterised in that be additionally provided with for the automatic row for closed reel winding displacement
Linear system is united, and the automatic Arrange-line System includes wire-arranging mechanism and tube feeding mechanism；The wire-arranging mechanism is included located at frame side
Winding displacement body frame, winding displacement body frame are provided with winding displacement leading screw, and the winding displacement leading screw left and right sides is provided with line slideway, the winding displacement leading screw
On sliding seat reciprocating along winding displacement leading screw is connected to by thread bush, the winding displacement leading screw is driven by winding displacement servomotor；
The sliding seat is provided with tube feeding mechanism, includes sending pipe support on the tube feeding mechanism, and described sending in pipe support is provided with for delivery pipe
Material and setting up and down multiple send pipe sprocket wheel, telescopic send tube rod and with the coding for sending the pipe outer surface on pipe sprocket wheel to contact
Wheel, described send tube rod to be connected with gripping block.
3. automatic coiling machine according to claim 2, it is characterised in that the tube feeding mechanism is connected with cutter sweep, institute
Stating cutter sweep includes that, located at the cutter for sending pipe support front end, the cutter are connected with cutting lift cylinder.
4. automatic coiling machine according to claim 2, it is characterised in that first servomotor, the second servomotor
Also electrically connect with logic controller with winding displacement servomotor, the closed reel per revolution is just by logic controller control electricity
Machine by winding displacement leading screw forward impelling equivalent to pipe diameter distance.
5. automatic coiling machine according to claim 1, it is characterised in that be additionally provided with the frame for for closed reel
Tubing packing PP band automatic packing machine structures, PP band automatic packing machine structure includes head of packing, and the packing head is by packing
Servomotor drives.
6. automatic coiling machine according to claim 1, it is characterised in that also include automatic storing device, the automatic storage
Material device include storage rack, be provided with the storage rack one can oscilaltion semicircle tugboat, the semicircle tugboat with from
Dynamic tension controller connects, and has multiple sprocket wheels on the semicircle tugboat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410506522.9A CN104210897B (en) | 2014-09-28 | 2014-09-28 | A kind of automatic coiling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410506522.9A CN104210897B (en) | 2014-09-28 | 2014-09-28 | A kind of automatic coiling machine |
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| Publication Number | Publication Date |
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| CN104210897A CN104210897A (en) | 2014-12-17 |
| CN104210897B true CN104210897B (en) | 2017-03-15 |
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| CN201410506522.9A Active CN104210897B (en) | 2014-09-28 | 2014-09-28 | A kind of automatic coiling machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104528461B (en) * | 2014-12-17 | 2017-06-13 | 广东联塑机器制造有限公司 | A kind of automatic coiling machine tube stretch control method |
| CN104692170B (en) * | 2014-12-31 | 2017-02-22 | 东莞市堡翔精密机械有限公司 | Full-automatic hose winding machine |
| CN104862795B (en) * | 2015-05-06 | 2017-04-12 | 黎中华 | Multi-lateral flat winding-type wire collection system and wire collecting method thereof |
| CN106927308A (en) * | 2017-05-03 | 2017-07-07 | 武汉金牛经济发展有限公司 | For the Multi-station full-automatic winder and its application method of winding plastic pipe |
| CN107472959B (en) * | 2017-07-27 | 2023-12-05 | 天津市丰源达科技发展有限公司 | Galvanized belt packing and unloading device |
| CN107651491A (en) * | 2017-10-27 | 2018-02-02 | 山东大学深圳研究院 | A kind of multifunctional vertical automatic pipe winding machine |
| CN107954254B (en) * | 2017-11-09 | 2023-08-01 | 江苏亨通光电股份有限公司 | Automatic winding system for optical fiber cable |
| CN109368399B (en) * | 2018-10-23 | 2023-12-05 | 常州金纬管道科技有限公司 | Pipe coiling machine |
| CN109455573A (en) * | 2018-11-21 | 2019-03-12 | 张家港市港塑机械有限公司 | On-line Full high speed winds baling press |
| CN110980426B (en) * | 2019-12-19 | 2021-12-24 | 楼帆帆 | Roll changing device of silk re-reeling machine |
| CN111807146B (en) * | 2020-05-21 | 2024-01-02 | 建科机械（天津）股份有限公司 | Reinforcing steel bar winding machine |
| CN114314192B (en) * | 2022-03-07 | 2022-05-20 | 新创碳谷控股有限公司 | Automatic reel changing winder and reel changing and cutting line control method thereof |
| CN115818304A (en) * | 2022-09-15 | 2023-03-21 | 宁德时代新能源科技股份有限公司 | Winding and unwinding system, control method and preparation device of battery pole piece |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH10279187A (en) * | 1997-03-31 | 1998-10-20 | Tokyo Seiko Co Ltd | Automatic take-up and replacement device by take-up bobbin, and automatic take-up and replacement device |
| CN2477536Y (en) * | 2001-02-13 | 2002-02-20 | 王茂峰 | Tracting/curling baler for plastic hose |
| CN101301971B (en) * | 2008-07-04 | 2012-05-09 | 武志生 | Full-automatic winding machine for winding plastic pipe |
| CN103935801B (en) * | 2014-04-03 | 2016-05-04 | 武志生 | A kind of plastic pipe automatic winding equipment |
| CN204057463U (en) * | 2014-09-28 | 2014-12-31 | 广东联塑机器制造有限公司 | A kind of automatic coiling machine |
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- 2014-09-28 CN CN201410506522.9A patent/CN104210897B/en active Active
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