CN101552134A - Strander and stranding process thereof - Google Patents

Strander and stranding process thereof Download PDF

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Publication number
CN101552134A
CN101552134A CNA2008101886599A CN200810188659A CN101552134A CN 101552134 A CN101552134 A CN 101552134A CN A2008101886599 A CNA2008101886599 A CN A2008101886599A CN 200810188659 A CN200810188659 A CN 200810188659A CN 101552134 A CN101552134 A CN 101552134A
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wire
motor
deconcentrator
scissors
line
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CNA2008101886599A
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CN101552134B (en
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黄建云
黄建国
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Abstract

The invention discloses a wire strander. Two sides of a wire divider (1) are provided with a wire-guiding hole respectively, wherein a wire-pressing device (16) is arranged in the wire inlet direction of one wire-guiding hole; a wire-pulling device (11) is arranged between the wire-pressing device (16) and the wire divider (1); a long wire scissors (2) and a short wire scissors (3) are arranged in the wire outlet direction of the wire-guiding holes at two sides of the wire divider (1) respectively; the rear part of an electric scissors is provided with a stranding hook (5) which is driven to rotate by a stranding motor (6); and a microswitch 7, the stranding motor (6), the wire-pulling motor (11a) in the wire-pulling device (11) and the motor in the scissors are connected with a controller consisting of singlechip circuits. The invention discloses a stranding process simultaneously. The wire strander and the stranding process thereof have low production cost, high production efficiency and convenient usage.

Description

Stranding machine and stranding process thereof
Technical field
The present invention relates to the tool of production of network transformer, especially relate to semi-automatic numerical control stranding machine and the stranding process thereof used in a kind of electronic transformer production process.
Background technology
Have in the production process of network transformer (also claiming electronic transformer) together must through operation---strand twistedwire (also claiming to take out long line).Exactly the fine enamelled wire (diameter be generally 0.1 millimeter) of several (being generally four) different face with look is twisted into twistedwire, cuts off and count by the length of technological requirement again by specification requirement, lash (finished product as shown in Figure 1).
This procedure is produced always by hand for many years, and its shortcoming mainly shows: the one, and efficient is low, the about 3000-4000 root of experienced operator's 8 hourly outputs; The 2nd, owing to the degree of tightness of controlling twisted wire with people's sensation, of poor quality; The 3rd, the length of trimming also is the sensation control with the people, and manual trimming has been cut short the one-tenth waste product, cuts and has grown waste material; The 4th, because the phenomenon of winding up can appear in the inertia of twisted wire motor, just position that should not twisted wire also has been twisted into fried dough twist, influence quality; The 5th, when the workman produces, also to count in the heart, fatigue causes counting inaccurate easily; The 6th, twisted wire process operations workman must be keen and quick in one's work, react quick young workman, and will through training for a long time could be skilled, can be competent at.
Summary of the invention
One of purpose of the present invention provides a kind of production efficiency height, stranding machine easy to use.
In order to achieve the above object, the present invention adopts following technical scheme: a kind of stranding machine, on the both sides of deconcentrator wire guide is arranged, on the inlet wire direction of a wire guide cord grip is installed therein, between cord grip and deconcentrator, anchoring is arranged, long line scissors, short-term scissors are set respectively on the outlet direction of deconcentrator both sides wire guide, are provided with twisted wire at the rear of electric shear and collude, twisted wire colludes by the twisted wire driven by motor and rotates; Backguy motor in sensitive switch, twisted wire motor, the anchoring and the motor in the scissors all are connected with the controller that single chip circuit is formed.
Be respectively arranged with conduit, wire pressing device on the inlet wire direction of described deconcentrator both sides wire guide, on the inlet wire direction of one of them wire guide conduit, wire pressing device, conduit be installed successively; Conduit on the inlet wire direction of another wire guide is installed between deconcentrator and the anchoring, and wire pressing device is installed in the place ahead of cord grip.
Between colluding, described electric shear and twisted wire be provided with bakelite rod.
Described cord grip comprises compressing tablet, and wherein an end of compressing tablet is that fulcrum is fixed on the workbench, and the other end of compressing tablet is done motion in a narrow margin around its fulcrum, can live line pressure in needs between the cushion block of superposed spring in the middle part of compressing tablet and bottom.
Described anchoring comprises backguy motor, stay rod, and wherein stay rod is a lever construction, and an end of stay rod is provided with backguy and colludes, and the cam of installing on the stay rod other end and the backguy motor contacts, and is connected with return spring on stay rod.
Described stay rod upwards bending is the L type, and its bending place is a balance pivot.
Described long line scissors and short-term scissors comprise ledger-plate and cutting blade respectively, and wherein ledger-plate is fixed on the motor, and cutting blade is installed on the motor shaft, and cutting blade is rotated to the edge of a knife direction of ledger-plate by its edge of a knife of driven by motor.
Have two wire guides on the described deconcentrator, the front end body of deconcentrator is pointed.
Cord grip among the present invention, an end of compressing tablet is that fulcrum is fixed on the workbench in the cord grip, the other end of compressing tablet can be done motion in a narrow margin around its fulcrum, when moving downward under the effect of deadweight and spring, compressing tablet contacts with the end face of cushion block, on contact-making surface that line pressure is tight, so that anchoring retracts the free end of line,, enhance productivity producing in the twistedwire process with stranding machine.
Anchoring among the present invention, stay rod in the anchoring is a lever construction, when the rotation of driven by motor cam, one end of stay rod is subjected to stirring when moving up of cam, and the backguy of the stay rod other end is colluded and will be moved down, and the backguy that moves down is colluded line toward pressing down, like this line is retracted, automatically backguy does not need artificial backguy, and operator's production efficiency can be provided like this.
Deconcentrator among the present invention, the operator separately passes deconcentrator rear end element both sides wire guide respectively in twos with four lines, because the front end body of deconcentrator is pointed, the operator just is easy to backguy with finger, operation is very easy, four lines are twisted into after twistedwire cuts, and the workman also is easy to four lines after cutting are pulled out from wire guide again, has improved workman's production efficiency like this.Deconcentrator among the present invention should guarantee to be convenient to the workman with the finger backguy, again four lines is separated in twos, and electric shear could be cut into line different length.
Long line scissors and short-term scissors among the present invention, ledger-plate in the scissors is motionless, cutting blade drives to the edge of a knife direction rotation of ledger-plate through motor shaft the enamelled wire on the ledger-plate edge of a knife is cut off, the automatic shearing mode improves work efficiency of workers like this, and can not waste twistedwire, production cost reduces.
It is low that another object of the present invention provides a kind of production cost, stranding process simple to operate.
In order to achieve the above object, the present invention adopts following technical scheme: a kind of stranding process, and one group of red blue line passes from the wire guide of deconcentrator; Another organizes compressing tablet and the cushion block contact position of golden green line through cord grip; the backguy of anchoring is colluded; pass from the wire guide of deconcentrator; hold two groups of lines to the sensitive switch place at the front end body place of deconcentrator; two groups of line pressures on bakelite rod; this moment, red basket line was through long line scissors; the gold green line is through the short-term scissors; then; press sensitive switch; the twisted wire motor begins to drive twisted wire and colludes rotation; two groups mid portion is twisted into fried dough twist; cutting blade with duration line scissors begins to rotate; red blue line is cut off; and then the cutting blade of short-term scissors rotates; golden green line is cut off; the twisted wire motor changes enough predetermined number of turns with regard to autostop and brake; last backguy motor begins to drive cam rotation; make the stay rod motion; the compressing tablet of cord grip begins to move downward simultaneously; line is pushed down at the compressing tablet of cord grip and the position of cushion block contact position, made the free end of golden green line be withdrawn into the front end body place of deconcentrator, counter increases a count value; finish the production of a twistedwire this moment, etc. count value to preestablishing several buzzers and sending prompt tone.
Described red blue line also will pass through conduit, wire pressing device, conduit successively before entering the wire guide of deconcentrator; Described golden green line will pass through wire pressing device before by cord grip, will pass conduit before entering the wire guide of deconcentrator.
At present, the big or small producer of domestic production electronic transformer is thousands of, arriving along with cybertimes, the demand surge of electronic transformer, each producer still adopts manual type or simple mechanical twisted wire on this operation, do not break away from puzzlements such as operating efficiency is very low, percent defective is high, waste of material is serious all the time.Successfully research and development and application of the present invention will provide strong support for the integral body of the sector production technology level, have great market popularization value and market application foreground
A playscript with stage directions invention stranding machine is produced in assembling, and existing market price only needs 2500 yuan, and from the benefit that its application produces, only needs two months just energy cost-recoverings.If domestic 70% net transformer, electronic transformer manufacturer use this machine, on average each factory is by 15, and the economic benefit that produces because of enhancing productivity is above 3.4 hundred million yuan/year; Can year save about 1048 tons of copper cash simultaneously, this project achievement is applied in 1.57 hundred million yuan of the spendings that save material, and can produce huge economic and social benefits.
Beneficial effect contrast of the present invention is as follows:
Stranding machine advantage comparison sheet
Figure A20081018865900071
Description of drawings
Fig. 1 is the twistedwire finished figure;
Fig. 2 is a structural representation of the present invention;
Fig. 3 is the front view of deconcentrator 1 among the present invention;
Fig. 4 is the right view of Fig. 3;
Fig. 5 is the structural representation of middle or long line scissors 2 of the present invention and short-term scissors 3;
Fig. 6 is the structural representation of anchoring 11 among the present invention;
Fig. 7 is the structural representation of cord grip 16 among the present invention;
Fig. 8 is a software control flow chart of the present invention;
Fig. 9 is the circuit diagram of the controller that single chip circuit is formed among the present invention.
Embodiment
The structure of stranding machine of the present invention such as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, shown in Figure 9, on the both sides of deconcentrator 1 wire guide is arranged, on the inlet wire direction of a wire guide cord grip 16 is installed therein, between cord grip 16 and deconcentrator 1, anchoring 11 is arranged, long line scissors 2, short-term scissors 3 are set respectively on the outlet direction of deconcentrator 1 both sides wire guide, be provided with twisted wire at the rear of electric shear and collude 5, twisted wire colludes 5 by the 6 drive rotations of twisted wire motor; Backguy motor 11a in sensitive switch 7, twisted wire motor 6, the anchoring 11 and the motor in the scissors all are connected with the controller that single chip circuit is formed.
Shown in 2: as described in be respectively arranged with conduit, wire pressing device on the inlet wire direction of deconcentrator 1 both sides wire guide, conduit 9a, wire pressing device 8a, conduit 9b are installed on the inlet wire direction of one of them wire guide successively; Conduit 9d on the inlet wire direction of another wire guide is installed between deconcentrator and the anchoring 11, and wire pressing device 8b is installed in the place ahead of cord grip 16.Between colluding 5, described electric shear and twisted wire be provided with bakelite rod (4).
As shown in Figure 7: the end of the compressing tablet 16d in the described cord grip is located for fulcrum 16a is fixed on the workbench, the other end of compressing tablet 16d can be done motion in a narrow margin around its fulcrum 16a, between the cushion block 16b of superposed spring 16c in the middle part of compressing tablet 16d and bottom, when moving downward under the effect of deadweight and spring 16c, compressing tablet 16d contacts with the end face of cushion block 16b, on contact-making surface that line pressure is tight, so that anchoring retracts the free end of line.In Fig. 1, collude 11d when the backguy of stay rod and move down (when being stay rod backguy state 11e), at this moment, compressing tablet 16d and the backguy of stay rod are colluded this end that 11d contacts and are moved downward around fulcrum 16a, compressing tablet 16d owing to move downward with the end face of cushion block 16b under deadweight and the effect of spring 16c contacts, and is on contact-making surface that line pressure is tight; When the backguy of stay rod is colluded 11d and is upwards pushed up the return state 11g of the stay rod (time), at this moment, compressing tablet 16d and the backguy of stay rod are colluded this end that 11d contacts and are moved up around fulcrum 16a, this moment, compressing tablet 16d compressed the spring 16c on top, gapped between compressing tablet 16d and the cushion block 16b, backguy is passed through smoothly.
As shown in Figure 6: the stay rod 11c in the described anchoring is a lever construction, the end of stay rod 11c is provided with backguy and colludes 11d, the stay rod 11c other end is gone up the cam 11b that installs with backguy motor 11a and is contacted, motor 11a drives cam 11b rotation, cam 11b stirs this end that is in contact with it, cam 11b on the backguy motor 11a drives stay rod 11c and does movement in a curve, and promptly cam colludes backguy and does circular motion, thereby line is retracted.On stay rod 11c, be connected with return spring 11f, return spring 11f one end is connected on the stay rod 11c, its other end is fixed, return spring 11f plays the return effect to stay rod 11c, when the end of stay rod 11c is subjected to being moved to the left after the stirring of cam, because stay rod 11c is lever construction, the backguy on the other end of stay rod 11c is colluded 11d and is moved down line is retracted, and is connected spring 11f on the stay rod 11c plays return to stay rod effect.Among the present invention, described stay rod 11c can upwards bend and be the L type, and its bending place is a balance pivot, and stay rod can be around the fulcrum rotation of bending place.11c is colluded in described backguy can be O type ring or one section arc ring, and 11c is colluded in backguy also can be other shape, also can integrally formed backguy collude on stay rod, and the purpose that backguy is colluded is line to be moved down when moving down, thereby line is retracted from front to back.
As shown in Figure 5: long line scissors 2 and short-term scissors 3 constitute electric shear, described long line scissors 2 and short-term scissors 3 comprise ledger-plate 2a and cutting blade 2b respectively, wherein ledger-plate 2a is fixed on transfixion on the motor, cutting blade 2b is installed on the motor shaft, cutting blade 2a rotates to the edge of a knife direction of ledger-plate through its edge of a knife of driven by motor, cuts off at the junction of the edge of a knife 2c enamelled wire of naming a person for a particular job.
As shown in Figure 3, Figure 4: the both sides of the rear end element of deconcentrator 1 have wire guide 1a and 1b, the front end body 1c of deconcentrator 1 is pointed, the front end body of described deconcentrator 1 can be triangular in shape, also can be other shape, if be convenient to mother refer on the front end body of deconcentrator, to hold four lines with forefinger can.
The stranding process of stranding machine of the present invention is: the fine enamelled wire of four different colours is divided into two one group, and (being divided into red, basket is 15 for one group, golden, green one group is 14), red, basket line 15 penetrates from conduit 9a, and the wire guide 1a of process wire pressing device 8a, conduit 9b, deconcentrator 1 passes; Gold, green line 14 penetrate through the backguy of the compressing tablet of cord grip 16 and cushion block contact position 16b, conduit 9c, anchoring 11 from wire pressing device 8b and collude 11d, and the wire guide 1b of conduit 9d and deconcentrator 1 passes.Right-handed mother referred to hold four lines to sensitive switch 7 places with forefinger at the front end body 1c place of deconcentrator when the workman produced, a left side thumb and middle finger four line pressures on bakelite rod 4, at this moment red basket line 15 is through the 2e of long line scissors 2 point, and golden green line 14 is through the 3c point of short-term scissors 3.Then; press sensitive switch 7 with right hand forefinger; twisted wire motor 6 begins to drive twisted wire and colludes 5 rotations; the mid portion of four lines is twisted into fried dough twist; cutting blade 2b with duration line scissors 2 begins to rotate; red blue line 15 is coached to 2c point (junction of ledger-plate 2a and cutting blade 2b) and cut off from 2e; and then the cutting blade of short-term scissors 3 rotates; golden green line is cut off at 3c point place (junction of ledger-plate and cutting blade); twisted wire motor 6 changes enough predetermined number of turns with regard to autostop and brake; last backguy motor 11a begins to drive cam 11b and rotates; making backguy on the stay rod 11c collude 11d moves downward; backguy is colluded 11d and is driven the golden green line wear within it and spur downwards; the compressing tablet of cord grip 16 begins to move downward simultaneously; line is pushed down at the compressing tablet of cord grip 16 and the position of cushion block contact position; because the front end of golden green line is pushed down in the compressing tablet and the cushion block contact position of cord grip; backguy on the stay rod 11c is colluded free end that 11d can only make golden green line 14 rear ends and is withdrawn into the front end body 1c place of deconcentrator 1 (being about to the end of a thread that the short-term scissors cuts off retracts; because the length line of technological requirement; two lines wherein must be retracted man-hour adding); counter increases a count value; finish the production of a twistedwire this moment, etc. count value to preestablishing number (such as 400) buzzers and sending prompt tone.In process of production, except backguy with press sensitive switch, remaining action is all finished automatically by the controller of single chip circuit.
As shown in Figure 8: first initialization, carry out quantity setting and degree of tightness setting in memory, the numerical value that reads memory shows, detects sensitive switch, detects configuration switch, the operation of twisted wire motor, twisted wire motor brake when running to set point, this moment, rolling counters forward stored memory into, stopped after long line scissors and the operation of short-term scissors, the backguy motor rotation stops to setting the number of turns, after waiting for that counter reaches set point, buzzer, counter is carried out zero clearing.
As shown in Figure 9: the display among Fig. 9, memory, sensitive switch, the twisted wire motor, long line scissors motor, short-term scissors motor, the backguy motor, buzzer all connects with single-chip microcomputer, wherein 1 of single-chip microcomputer, 2 foot control system backguy motors (M1 among Fig. 9), 3 of single-chip microcomputer, 4 foot control system twisted wire motors (M2 among Fig. 9), 5 of single-chip microcomputer, the motor of the long line scissors of 6 foot control systems (M3 among Fig. 9), 7 of single-chip microcomputer, the motor of 8 foot control system short-term scissors (M4 among Fig. 9), 10 of single-chip microcomputer, 11 pin connect memory, 16 pin of single-chip microcomputer connect sensitive switch, single-chip microcomputer 17 pin connect buzzer, be used to send prompt tone, the 21-28 pin and the 33-39 pin of single-chip microcomputer connect display.

Claims (10)

1, a kind of stranding machine, it is characterized in that: on the both sides of deconcentrator (1) wire guide is arranged, on the inlet wire direction of a wire guide cord grip (16) is installed therein, between cord grip (16) and deconcentrator (1), anchoring (11) is arranged, long line scissors (2), short-term scissors (3) are set respectively on the outlet direction of deconcentrator (1) both sides wire guide, be provided with twisted wire at the rear of electric shear and collude (5), twisted wire colludes (5) and drives rotation by twisted wire motor (6); Backguy motor (11a) in sensitive switch (7), twisted wire motor (6), the anchoring (11) and the motor in the scissors all are connected with the controller that single chip circuit is formed.
2, stranding machine according to claim 1, it is characterized in that: be respectively arranged with conduit, wire pressing device on the inlet wire direction of described deconcentrator (1) both sides wire guide, conduit (9a), wire pressing device (8a), conduit (9b) are installed on the inlet wire direction of one of them wire guide successively; Conduit (9d) on the inlet wire direction of another wire guide is installed between deconcentrator and the anchoring (11), and wire pressing device (8b) is installed in the place ahead of cord grip (16).
3, stranding machine according to claim 1 is characterized in that: described electric shear and twisted wire collude and are provided with bakelite rod (4) between (5).
4, stranding machine according to claim 1, it is characterized in that: described cord grip (16) comprises compressing tablet (16d), wherein an end of compressing tablet (16d) is that fulcrum (16a) is fixed on the workbench, the other end of compressing tablet (16d) is done motion in a narrow margin around its fulcrum (16a), between the superposed spring in middle part (16c) of compressing tablet (16d) and the cushion block (16b) of bottom.
5, stranding machine according to claim 1, it is characterized in that: described anchoring (11) comprises backguy motor (11a), stay rod ((11c), wherein stay rod (11c) is a lever construction, one end of stay rod (11c) is provided with backguy and colludes (11d), stay rod (11c) other end is gone up the cam of installing (11b) with backguy motor (11a) and is contacted, and is connected with return spring (11f) on stay rod (11c).
6, stranding machine according to claim 5 is characterized in that: described stay rod (11c) upwards bending is the L type, and its bending place is a balance pivot.
7, stranding machine according to claim 1, described long line scissors (2) and short-term scissors (3) comprise ledger-plate (2a) and cutting blade (2b) respectively, wherein ledger-plate (2a) is fixed on the motor, cutting blade (2b) is installed on the motor shaft, and cutting blade (2b) is rotated to the edge of a knife direction of ledger-plate by its edge of a knife of driven by motor.
8, stranding machine according to claim 1 is characterized in that: have two wire guides (1a, 1b) on the described deconcentrator (1), the front end body (1c) of deconcentrator is pointed.
9, a kind of application rights requires the stranding process of 1,2,3,4,5,6,7,8 described stranding machines, and it is characterized in that: one group of red blue line (15) passes from the wire guide (1a) of deconcentrator (1); Another organizes compressing tablet and cushion block (16b) contact position of golden green line (14) through cord grip (16); (11d) colluded in the backguy of anchoring (11); pass from the wire guide (1b) of deconcentrator (1); locating to hold two groups of lines at the front end body (1c) of deconcentrator locates to sensitive switch (7); two groups of line pressures on bakelite rod (4); red basket line this moment (15) is through long line scissors (2); gold green line (14) is through short-term scissors (3); then; press sensitive switch (7); twisted wire motor (6) begins to drive twisted wire and colludes (5) rotation; two groups mid portion is twisted into fried dough twist; cutting blade (2b) with duration line scissors (2) begins to rotate; red blue line (15) is cut off; the cutting blade of short-term scissors (3) and then rotates; golden green line (14) is cut off; twisted wire motor (6) changes enough predetermined number of turns with regard to autostop and brake; last backguy motor (11a) begins to drive cam (11b) and rotates; make stay rod (11c) motion; the compressing tablet of cord grip (16) begins to move downward simultaneously; line is pushed down at the compressing tablet of cord grip (16) and the position of cushion block contact position; the front end body (1c) that makes the free end of golden green line (14) be withdrawn into deconcentrator (1) is located; counter increases a count value; finish the production of a twistedwire this moment, etc. count value to preestablishing several buzzers and sending prompt tone.
10, stranding process according to claim 9 is characterized in that: described red blue line (15) also will pass through conduit (9a), wire pressing device (8a), conduit (9b) before successively at the wire guide that enters deconcentrator (1) (1a); Described golden green line (14) will pass conduit (9d) passing through wire pressing device (8b) before by cord grip (16) before at the wire guide that enters deconcentrator (1) (1b).
CN2008101886599A 2008-12-20 2008-12-20 Strander and stranding process thereof Expired - Fee Related CN101552134B (en)

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Application Number Priority Date Filing Date Title
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CN101552134B CN101552134B (en) 2011-04-20

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102174750A (en) * 2011-03-09 2011-09-07 哈姆林电子(苏州)有限公司 Automatic winding machine and winding method thereof
CN104550566A (en) * 2015-01-27 2015-04-29 江西理工大学 Automatic light string wire-twisting device
CN106169338A (en) * 2015-05-18 2016-11-30 矢崎总业株式会社 Twisted wire manufactures device and twisted wire manufacture method
CN106169339A (en) * 2015-05-18 2016-11-30 矢崎总业株式会社 Twisted conductor manufactures device and twisted conductor manufacture method
CN107735192A (en) * 2015-08-04 2018-02-23 日特机械工程株式会社 The manufacture method of wire rod twisting device and twisted wire
CN107872001A (en) * 2016-06-06 2018-04-03 矢崎总业株式会社 Twisted wire manufacture device and twisted wire manufacture method
CN107978449A (en) * 2017-11-30 2018-05-01 珠海市恒诺科技有限公司 Synchronous wire feeding device
CN113414316A (en) * 2021-06-28 2021-09-21 成都飞机工业(集团)有限责任公司 Portable error-proof electric safety device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102174750A (en) * 2011-03-09 2011-09-07 哈姆林电子(苏州)有限公司 Automatic winding machine and winding method thereof
CN104550566A (en) * 2015-01-27 2015-04-29 江西理工大学 Automatic light string wire-twisting device
CN106169338A (en) * 2015-05-18 2016-11-30 矢崎总业株式会社 Twisted wire manufactures device and twisted wire manufacture method
CN106169339A (en) * 2015-05-18 2016-11-30 矢崎总业株式会社 Twisted conductor manufactures device and twisted conductor manufacture method
CN107735192A (en) * 2015-08-04 2018-02-23 日特机械工程株式会社 The manufacture method of wire rod twisting device and twisted wire
CN107872001A (en) * 2016-06-06 2018-04-03 矢崎总业株式会社 Twisted wire manufacture device and twisted wire manufacture method
CN107872001B (en) * 2016-06-06 2019-06-28 矢崎总业株式会社 Twisted wire manufacturing device and twisted wire manufacturing method
US10640921B2 (en) 2016-06-06 2020-05-05 Yazaki Corporation Twisted wire manufacturing method
CN107978449A (en) * 2017-11-30 2018-05-01 珠海市恒诺科技有限公司 Synchronous wire feeding device
CN113414316A (en) * 2021-06-28 2021-09-21 成都飞机工业(集团)有限责任公司 Portable error-proof electric safety device
CN113414316B (en) * 2021-06-28 2022-06-14 成都飞机工业(集团)有限责任公司 Portable error-proof electric safety device

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