CN104028677B - Auto spiral coil winding machine - Google Patents
Auto spiral coil winding machine Download PDFInfo
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- CN104028677B CN104028677B CN201410251144.4A CN201410251144A CN104028677B CN 104028677 B CN104028677 B CN 104028677B CN 201410251144 A CN201410251144 A CN 201410251144A CN 104028677 B CN104028677 B CN 104028677B
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Abstract
Auto spiral coil winding machine, comprises, frame; Be fixed on the drive nut in frame; Coiling rotating shaft, comprise shaft, be arranged in shaft one end be inserted into drive nut and the auxiliary section coordinated with drive nut in the mode of screw rod transmission, the wire pressing block that is positioned at the shaft other end, coiling rotating shaft is provided with a unwrapping wire groove extended towards its central shaft by its outer circumference surface, the medial extremity of unwrapping wire groove forms one for putting the accommodation position supporting steel wire, wire pressing block along the formation stopper section that extends radially outwardly of coiling rotating shaft, forms one is blocked longeron steel wire cable clamping interface when coiling away from the surface of shaft between this stopper section and shaft; For driving the driven unit of coiling axis of rotation.The present invention directly by longeron steel wire helically coiling support steel wire on, simplifies manufacturing procedure, meanwhile, coiling precision can be controlled accurately, and coiling while once can completing many longeron steel wire two ends, improves efficiency.
Description
Technical field
The present invention relates to a kind of coiling device of wire rod, be specifically related to a kind of auto spiral coil winding machine.
Background technology
At present, when the metal steel wire that connection two is vertical, normally one of them steel wire spiral winding is located on another steel wire; See the chair framework of automobile shown in Fig. 1,2, the two ends of longeron steel wire 91 are spirally wound around on two support steel wires 92 respectively, the chair framework of above-mentioned automobile adopts usually to be made by hand, particularly, first helical form is processed at the two ends of longeron steel wire 91, again support steel wire 92 is penetrated in the spiral helicine hole of longeron steel wire 91, then frock is utilized to reserve the position of each longeron steel wire 91, and support steel wire 92 is clamped, finally utilize the frock of tightening up wire rod the helical form of longeron steel wire 91 end to be tightened up, complete the assembling of automobile chair frame.
Above-mentioned process, although the basic demand that automobile chair frame is produced can be met, but its manufacturing process is comparatively complicated, operation is more, the serious production efficiency that have impact on automobile chair frame, therefore, develops a kind of equipment for coiling spiral steel wire, spiral coiling for two vertical steel wire junctions in automobile chair frame and other steel wire skeletons is processed, and has become urgent problem in the industry.
Summary of the invention
For the deficiencies in the prior art, object of the present invention is intended to provide a kind of auto spiral coil winding machine, and it can complete the helically coiling of two vertical steel wire junction wire rods automatically, has higher efficiency.
For achieving the above object, the present invention adopts following technical scheme:
Auto spiral coil winding machine, comprises,
Frame;
Be fixed on the drive nut in frame;
Coiling rotating shaft, comprise shaft, be arranged in shaft one end be inserted into drive nut and the auxiliary section coordinated with drive nut in the mode of screw rod transmission, the wire pressing block that is positioned at the shaft other end, coiling rotating shaft is provided with a unwrapping wire groove extended towards its central shaft by its outer circumference surface, the medial extremity of unwrapping wire groove forms one for putting the accommodation position supporting steel wire, wire pressing block along the formation stopper section that extends radially outwardly of coiling rotating shaft, forms one is blocked longeron steel wire cable clamping interface when coiling away from the surface of shaft between this stopper section and shaft;
For driving the driven unit of coiling axis of rotation.
Frame is also fixed with line piece fixed head, and this line piece fixed head is provided with one for placing the holding tank supporting steel wire, holding tank aligns with unwrapping wire groove and arranges; Line piece fixed head is positioned at the side of wire pressing block.
Frame is also provided with the cylinder of a body partial fixing in frame, the free end of this cylinder is connected with the tension disc that is positioned at holding tank open outside, and cylinder is for driving tension disc movable between the position and the position of dodging holding tank opening of capping holding tank opening.
Driven unit comprises driving shaft that body part is arranged on drive motors in frame, synchronously connected by driving belt with the rotating shaft of drive motors, synchronously connects driven wheel on the driving shaft, and the outer setting of shaft has a driven gear engaged with driven wheel.
Unwrapping wire groove by coiling rotating shaft outer circumference surface along coiling rotating shaft one diametrically in extend, the bearing of trend of cable clamping interface and this diameter parallel of coiling rotating shaft and mutually stagger, wire pressing block and unwrapping wire groove are placed in the both sides of coiling rotating shaft, and wire pressing block forms a supporting surface for support stringer steel wire near one end end face of unwrapping wire groove, the distance between the bottom surface of supporting surface and unwrapping wire groove is more than or equal to the diameter of longeron steel wire.
Hold position rounded, its center of circle is dropped on the central shaft of coiling rotating shaft, and the diameter holding position is more than or equal to the diameter supporting steel wire.
Frame is also provided with one for clamping the locating piece of supporting steel thread end.
This auto spiral coil winding machine comprises the two row's coiling rotating shafts being symmetricly set in frame width both sides, and two driven units, each arranges the central axes of coiling rotating shaft and the length direction along frame extends, two driven units are respectively used to drive two and arrange coiling axis of rotation, and the rotation direction of two row's coiling rotating shafts is contrary.
The outer surface of the auxiliary section of coiling rotating shaft is provided with the external screw thread with the screw-internal thread fit of drive nut, and the externally threaded hand of spiral of the auxiliary section of two row's coiling rotating shafts is contrary.
Beneficial effect of the present invention is:
Compared to prior art, the present invention directly by longeron steel wire helically coiling support steel wire on, simplifies manufacturing procedure, meanwhile, coiling precision can be controlled accurately, and coiling while once can completing many longeron steel wire two ends, improves efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing automobile chair frame;
Fig. 2 is the zoomed-in view at C place in Fig. 1;
Fig. 3 is structural representation of the present invention;
Fig. 4 is the A-A sectional view of Fig. 3;
Fig. 5 is the B direction view of Fig. 4;
Fig. 6 a is the structural representation of coiling rotating shaft in Fig. 3;
Fig. 6 b is the C direction view of Fig. 6 a;
Fig. 7 is a kind of working state schematic representation of the present invention;
Fig. 8 is the another kind of working state schematic representation of the present invention;
Wherein: 100, frame; 110, workbench; 130, locating piece; 131, locating slot; 140, line piece fixed head; 200, driven unit; 210, drive motors; 220, driving pulley; 230, driven pulley; 240, driving shaft; 250, driven wheel; 300, coiling rotating shaft; 310, driven gear; 320, auxiliary section; 330, wire pressing block; 331, cable clamping interface; 332, stopper section; 333, supporting surface; 340, unwrapping wire groove; 341, position is held; 350, shaft; 400, drive nut; 510, cylinder; 520, tension disc; 91, longeron steel wire; 92, steel wire is supported.
Detailed description of the invention
Below, by reference to the accompanying drawings and detailed description of the invention, the present invention is described further:
Shown in Fig. 3-8, for a kind of auto spiral coil winding machine of the present invention, it comprises frame 100, six drive nuts 400, the driven unit 200 of six coiling rotating shafts 300 and two independent operatings, wherein, frame 100 is as the installation foundation of whole spiral coil winding machine, six drive nuts 400, six coiling rotating shafts 300 are installed on the workbench 110 at frame 100 top, wherein, six coiling rotating shafts 300 are divided into two row respectively, each is three, the both sides being arranged on frame 100 width (Y-direction namely in diagram) of two row coiling rotating shaft 300 symmetries, six drive nuts 400 and six coiling rotating shaft 300 one_to_one corresponding, certainly, it is also be divided into two row being arranged on frame 100 width both sides, each row coiling rotating shaft 300 central axes and along frame 100 length direction (namely diagram in X to) extend, coiling rotating shaft 300 is arranged on the workbench 110 of frame 100 by bearing, and coiling rotating shaft 300 axially (i.e. the length direction of frame 100) can have certain activity, driven unit 200 is for driving coiling rotating shaft 300 rotation, and under the effect that coiling rotating shaft 300 coordinates with drive nut 400, coiling rotating shaft 300 is when around himself center axis thereof, the length direction motion of the frame that postpones 100, particularly, coiling rotating shaft 300 comprises the shaft 350 be positioned in the middle of it, be positioned at the auxiliary section 320 of shaft 350 near drive nut 400 one end, and be positioned at the wire pressing block 330 of shaft 350 away from drive nut 400 one end, wherein, auxiliary section 320 is inserted in drive nut 400 and the mode of a screw rod transmission coordinates with drive nut 400, the external screw thread with the internal thread screw occlusion of drive nut 400 can be offered on the surface of auxiliary section 320, coiling rotating shaft 300 is around its center axis time rotational, the external screw thread of outside, auxiliary section 320 and the screw-internal thread fit of drive nut 400, coiling rotating shaft 300 is moved along himself central axis towards the direction near drive nut 400.Coiling rotating shaft 300 is provided with a unwrapping wire groove 340 extended towards its central shaft by its outer circumference surface, for the ease of processing, this unwrapping wire groove 340 can be have the outer circumference surface of coiling rotating shaft 300 to extend to the central axis place of coiling rotating shaft 300 along the diameter of coiling rotating shaft 300, unwrapping wire groove 340 forms an opening on the outer circumference surface of coiling rotating shaft 300, when loading support steel wire 92, support steel wire 92 and enter the medial extremity (namely the bottom of unwrapping wire groove 340) being placed in unwrapping wire groove 340 from the opening of unwrapping wire groove 340, the bottom of unwrapping wire groove 340 forms one for receiving the accommodation position 341 supporting steel wire 92, when the end convolution of longeron steel wire 91 being wound on support steel wire 92, in order to ensure that it is changeless for supporting the position of steel wire 92 moderate, can be above-mentioned accommodation position 341 is arranged to the shape that cross section is circle, and its diameter can be the diameter just equaling to support steel wire 92, or slightly larger than supporting the diameter of steel wire 92, and the center of circle holding position 341 is dropped on the central axis of coiling rotating shaft 300, so, can guarantee to support the center that steel wire 92 is in coiling rotating shaft 300, can not be eccentric with coiling rotating shaft 300, thus guarantee that coiling rotating shaft 300 is when rotating, radial pressure on top surface can not be applied to supporting steel wire 92, avoid supporting steel wire 92 and beat occurs.The distance that wire pressing block 330 is certain with the center axis deviation of coiling rotating shaft 300, and its end face outside (namely away from the end face of shaft 350) is provided with a stopper section 332, this stopper section 332 is by side the extending radially outwardly along coiling rotating shaft 300 of wire pressing block 330, a cable clamping interface 331 is formed between the end face of stopper section 332 and shaft 350, the opening of cable clamping interface 331 forms a hook structure, when coiling, coiling rotating shaft 300 is rotated, the end of longeron steel wire 91 is made to be placed in cable clamping interface 331, longeron steel wire 91 is arranged in the part supported outside steel wire 92 and is snapped into cable clamping interface 331, prevent longeron steel wire 91 and wire pressing block 330 from departing from, the part that longeron steel wire 91 contacts with support steel wire 92 is as support portion, wire pressing block 330 revolves round the sun around the central axis of coiling rotating shaft 300, making longeron steel wire 91 be positioned at the part supported outside steel wire 92 is wound on longeron steel wire 91, certainly, in the process of coiling, because coiling rotating shaft 300 can be moved along himself central axis under the drive of drive nut 400, therefore, stopper section 332 can be moved towards the direction near drive nut 400 along with coiling rotating shaft 300, stopper section 332 can apply a pressure on top surface towards drive nut 400 to the part that longeron steel wire 91 reels, longeron steel wire 91 is finally made being wound on of spiral to support on steel wire 92.
When coiling longeron steel wire 91, the pressure on top surface that wire pressing block 330 pairs of longeron steel wires 91 apply, may be passed to and support on steel wire 92, make support steel wire 92 beat, in order to overcome this defect, wire pressing block 330 and unwrapping wire groove 340 can be made to be placed in the both sides of coiling rotating shaft 300 respectively, unwrapping wire groove 340 is extended internally by the diameter O of the outer circumference surface of coiling rotating shaft 300 along coiling rotating shaft 300, namely the depth direction of unwrapping wire groove 340 is consistent with above-mentioned diameter O, the end face that wire pressing block 330 drives unwrapping wire groove 340 into forms a supporting surface 333, support steel wire 92 and longeron steel wire 91 be placed not yet start coiling time, unwrapping wire groove 340 opening up, supporting surface 333 is supported in the below of longeron steel wire 91, because support steel wire 92 is placed in the accommodation position 341 bottom unwrapping wire groove 340, and longeron steel wire 91 is placed in support below steel wire 92, therefore, distance between the bottom surface of supporting surface 333 and unwrapping wire groove 340 can be placed for longeron steel wire 91 just, therefore, distance between the bottom surface of supporting surface 333 and unwrapping wire groove 340 is greater than or equals the diameter of longeron steel wire 91.
The workbench 110 of frame 100 is also provided with line piece fixed head 140, particularly, the two ends of each coiling rotating shaft 300 all arrange a line piece fixed head 140, line piece fixed head 140 offers the holding tank that a placement supports steel wire 92, this holding tank aligns with unwrapping wire groove 340 and arranges, a gap is formed between the line piece fixed head 140 and the end face of shaft 350 of wire pressing block 330 side, when initial position, this bottom, gap terminates in the supporting surface 333 of wire pressing block 330, when placing longeron steel wire 91, the end of longeron steel wire 91 is supported on supporting surface 333 after falling into through this upper end, gap.
Frame 100 is also provided with the cylinder 510 of a body partial fixing in frame 100, the free end of this cylinder 510 is connected with the tension disc 520 that is positioned at holding tank open outside, and cylinder 510 is for driving tension disc 520 movable between the position and the position of dodging holding tank opening of capping holding tank opening.
See Fig. 7 and Fig. 8, two the coiling rotating shafts 300 corresponding at width are only that structure is symmetrical, specifically, coiling original state shown in Figure 7, the opening of the cable clamping interface 331 in the coiling rotating shaft 300 on right side toward the outer side, this wire pressing block 330 is along with coiling rotating shaft 300 is by the right-hand member bottom of lateral being rotated contact longeron steel wire 91, upwards bend with the right part by longeron steel wire 91, the opening of the cable clamping interface 331 in the coiling rotating shaft 300 in left side also toward the outer side, the coiling rotating shaft 300 in left side is just the opposite with the rotation direction of the coiling rotating shaft 300 on right side, wire pressing block 330 in left side coiling rotating shaft 300 is along with coiling rotating shaft 300 is by the left end bottom of lateral being rotated contact longeron steel wire 91, with the upwards bending of the left part by longeron steel wire 91.
The above-mentioned two row's coiling rotating shafts 300 being positioned at frame 100 both sides are driven by two driven units 200 respectively, see Fig. 3 and Fig. 4 and Fig. 5, driven unit 200 comprises the drive motors 210 of body partial fixing in frame 100, along the driving shaft 240 that the length direction of frame 100 extends, synchronously be connected in the driven wheel 250 on driving shaft 240, wherein, the end key of driving shaft 240 is connected with a driven pulley 230, in the rotating shaft of drive motors 210, key is connected with a driving pulley 220, driven pulley 230 and driving pulley 220 outside are arranged with one by driving belt connected synchronous both it, each driving shaft 240 is provided with three driven wheels 250, three coiling rotating shafts 300 of corresponding the same side respectively, shaft 350 outer setting of coiling rotating shaft 300 has a driven gear 310, driven gear 310 and the driven wheel 250 corresponding with it engage, start drive motors 210, the rotation that the driven gear 310 in the coiling rotating shaft 300 of the same side is synchronous can be driven, thus utilize a driven unit 200 to drive three of the same side coiling rotating shafts 300 to rotate simultaneously.
When coiling, because longeron steel wire 91 will be guaranteed perpendicular to support steel wire 92, therefore, at least require that mutual two the corresponding coiling rotating shafts 300 of width are identical along the direction of himself axial-movement, therefore, the externally threaded hand of spiral of the auxiliary section 320 outer surface setting of the coiling rotating shaft 300 of both sides is contrary.
See Fig. 7 and Fig. 8, during original state, the opening of the opening of the unwrapping wire groove 340 in coiling rotating shaft 300 and the holding tank of line piece fixed head 140 all upward, tension disc 520 is positioned at the position of the holding tank opening of dodging line piece fixed head 140, first three longeron steel wires 91 are placed in respectively coiling rotating shaft 300 wire pressing block 330 and and the close line piece fixed head 140 of wire pressing block 330 between gap, the end of longeron steel wire 91 is made to be supported on supporting surface 333, then, support steel wire 92 is placed in the holding tank of unwrapping wire groove 340 and line piece fixed head 140, support steel wire 92 is placed in and holds position 341, support the central axis of steel wire 92 and the central axes of coiling rotating shaft 300, afterwards, start cylinder 510, cylinder 510 drives tension disc 520 by the holding tank opening capping of line piece fixed head 140, then, start two drive motors 210, two drive motors 210 rotation directions are contrary, the coiling rotating shaft 300 of both sides is driven to rotate respectively, in coiling rotating shaft 300 around the rotation of its center axis and along in the process of its axial translation, wire pressing block 330 revolves round the sun, being wrapped in of longeron steel wire 91 spiral is supported on steel wire 92.Certainly, frame 100 also arranges a positioning block 130, locating piece 130 offers the locating slot 131 that has kink, the bending supporting steel wire 92 end is embedded in locating slot 131 just, prevents supporting steel wire 92 further and horizontal departing from or vertically move occurs when coiling.
Above technical scheme is the connection of two vertical steel wires for automobile chair frame, and the quantity of each row's coiling rotating shaft 300 can be arranged according to the quantity of longeron steel wire 91 in automobile chair frame.
The present invention can also for the connection of two vertical steel wires in other products, when the one ends wound of longeron steel wire 91 being connected to as only needed on support steel wire 92, one row's coiling rotating shaft 300 then can be only set, the other end of longeron steel wire 91 only needs to utilize frock to block, and guarantees that it only can moving axially along coiling rotating shaft 300.
With existing first longeron steel wire 91 end is turned to helical form, then insert support steel wire 92 way compared with, longeron steel wire 91 helically coiling is directly supporting on steel wire 92 by the present invention, simplify manufacturing procedure, simultaneously, coiling precision can be controlled accurately, further, coiling while once can completing many longeron steel wire 91 two ends, improves efficiency.In addition, due to support steel wire 92 outside be usually surrounded by brown paper, prior art by support steel wire 92 penetrate in the spiral helicine hole of longeron steel wire 91 end time, easily cause brown paper to be wiped off by longeron steel wire 91, adopt device of the present invention, the phenomenon that can effectively avoid brown paper to come off.
To one skilled in the art, according to technical scheme described above and design, other various corresponding change and deformation can be made, and all these change and deformation all should belong within the protection domain of the claims in the present invention.
Claims (9)
1. auto spiral coil winding machine, is characterized in that, comprises,
Frame;
Be fixed on the drive nut in frame;
Coiling rotating shaft, comprise shaft, be arranged in shaft one end be inserted into drive nut and the auxiliary section coordinated with drive nut in the mode of screw rod transmission, the wire pressing block that is positioned at the shaft other end, coiling rotating shaft is provided with a unwrapping wire groove extended towards its central shaft by its outer circumference surface, the medial extremity of unwrapping wire groove forms one for putting the accommodation position supporting steel wire, wire pressing block along the formation stopper section that extends radially outwardly of coiling rotating shaft, forms one is blocked longeron steel wire cable clamping interface when coiling away from the surface of shaft between this stopper section and shaft;
For driving the driven unit of coiling axis of rotation.
2. auto spiral coil winding machine as claimed in claim 1, is characterized in that, frame is also fixed with line piece fixed head, and this line piece fixed head is provided with one for placing the holding tank supporting steel wire, holding tank aligns with unwrapping wire groove and arranges; Line piece fixed head is positioned at the side of wire pressing block.
3. auto spiral coil winding machine as claimed in claim 2, it is characterized in that, frame is also provided with the cylinder of a body partial fixing in frame, the free end of this cylinder is connected with the tension disc that is positioned at holding tank open outside, and cylinder is for driving tension disc movable between the position and the position of dodging holding tank opening of capping holding tank opening.
4. auto spiral coil winding machine as claimed in claim 1, it is characterized in that, driven unit comprises driving shaft that body part is arranged on drive motors in frame, synchronously connected by driving belt with the rotating shaft of drive motors, synchronously connects driven wheel on the driving shaft, and the outer setting of shaft has a driven gear engaged with driven wheel.
5. auto spiral coil winding machine as claimed in claim 1, it is characterized in that, unwrapping wire groove by coiling rotating shaft outer circumference surface along coiling rotating shaft one diametrically in extend, the bearing of trend of cable clamping interface and this diameter parallel of coiling rotating shaft and mutually stagger, wire pressing block and unwrapping wire groove are placed in the both sides of coiling rotating shaft, and wire pressing block forms a supporting surface for support stringer steel wire near one end end face of unwrapping wire groove, the distance between the bottom surface of supporting surface and unwrapping wire groove is more than or equal to the diameter of longeron steel wire.
6. auto spiral coil winding machine as claimed in claim 5, is characterized in that, accommodation position is rounded, and its center of circle is dropped on the central shaft of coiling rotating shaft, and the diameter holding position is more than or equal to the diameter supporting steel wire.
7. auto spiral coil winding machine as claimed in claim 1, is characterized in that, frame being also provided with one for clamping the locating piece of supporting steel thread end.
8. auto spiral coil winding machine as claimed in claim 1, it is characterized in that, this auto spiral coil winding machine comprises the two row's coiling rotating shafts being symmetricly set in frame width both sides, and two driven units, each arranges the central axes of coiling rotating shaft and the length direction along frame extends, two driven units are respectively used to drive two and arrange coiling axis of rotation, and the rotation direction of two row's coiling rotating shafts is contrary.
9. auto spiral coil winding machine as claimed in claim 7, it is characterized in that, the outer surface of the auxiliary section of coiling rotating shaft is provided with the external screw thread with the screw-internal thread fit of drive nut, and the externally threaded hand of spiral of the auxiliary section of two row's coiling rotating shafts is contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410251144.4A CN104028677B (en) | 2014-06-06 | 2014-06-06 | Auto spiral coil winding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410251144.4A CN104028677B (en) | 2014-06-06 | 2014-06-06 | Auto spiral coil winding machine |
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| Publication Number | Publication Date |
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| CN104028677A CN104028677A (en) | 2014-09-10 |
| CN104028677B true CN104028677B (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410251144.4A Active CN104028677B (en) | 2014-06-06 | 2014-06-06 | Auto spiral coil winding machine |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113275491A (en) * | 2021-06-02 | 2021-08-20 | 四川航天长征装备制造有限公司 | Quick metal wire expanding weaving device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2728185A1 (en) * | 1976-06-30 | 1978-01-12 | Platmanufaktur Ab | Winding machine for mfr. of spirals - has strip wound edge wise on drum in tight spiral which is later stretched |
| CN201737520U (en) * | 2010-07-20 | 2011-02-09 | 俞国平 | Full-automation winding machine |
| CN101972826A (en) * | 2010-10-20 | 2011-02-16 | 江门市蓬江区兴棠实业有限公司 | Automatic winding machine |
| CN102570739A (en) * | 2010-12-20 | 2012-07-11 | 日特机械工程株式会社 | Winding machine and winding method |
| CN203853483U (en) * | 2014-06-06 | 2014-10-01 | 广州华德汽车弹簧有限公司 | Automatic spiral winding machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7089631B2 (en) * | 2003-07-01 | 2006-08-15 | L&P Property Management Company | Mounting hook and wire array apparatus and method |
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2014
- 2014-06-06 CN CN201410251144.4A patent/CN104028677B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2728185A1 (en) * | 1976-06-30 | 1978-01-12 | Platmanufaktur Ab | Winding machine for mfr. of spirals - has strip wound edge wise on drum in tight spiral which is later stretched |
| CN201737520U (en) * | 2010-07-20 | 2011-02-09 | 俞国平 | Full-automation winding machine |
| CN101972826A (en) * | 2010-10-20 | 2011-02-16 | 江门市蓬江区兴棠实业有限公司 | Automatic winding machine |
| CN102570739A (en) * | 2010-12-20 | 2012-07-11 | 日特机械工程株式会社 | Winding machine and winding method |
| CN203853483U (en) * | 2014-06-06 | 2014-10-01 | 广州华德汽车弹簧有限公司 | Automatic spiral winding machine |
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| CN104028677A (en) | 2014-09-10 |
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