CN105665590A - Wire feeding mechanism and spring machine - Google Patents
Wire feeding mechanism and spring machine Download PDFInfo
- Publication number
- CN105665590A CN105665590A CN201610239038.3A CN201610239038A CN105665590A CN 105665590 A CN105665590 A CN 105665590A CN 201610239038 A CN201610239038 A CN 201610239038A CN 105665590 A CN105665590 A CN 105665590A
- Authority
- CN
- China
- Prior art keywords
- wire
- conductor barrel
- collar
- steel wire
- feed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F35/00—Making springs from wire
Abstract
The invention discloses a wire feeding mechanism. According to the technical scheme, the wire feeding mechanism is characterized by comprising a frame, a wire guiding cylinder arranged on the frame, and a winding disc arranged on the frame and located on the lower portion of the wire guiding cylinder, and a wire guider which moves in the axial direction of the wire guiding cylinder and makes a steel wire move in the axial direction so as to stretch out of the wire guiding cylinder is arranged on the wire guiding cylinder; the winding disc comprises a disc body fixedly arranged on the frame, a plurality of wire guiding wheel sets evenly arranged on the disc body, and a wire guiding ring concentric with the disc body, each wire guiding wheel set comprises two guiding wheels distributed in the radial direction, the wire guiding ring is located between every two guiding wheels, and a connecting part used for fixing the steel wire is arranged on the wire guiding ring. The invention further provides a spring machine provided with the wire feeding mechanism. The wire feeding mechanism has the advantage that steel wire feeding can be achieved conveniently.
Description
Technical field
The present invention relates to spring process equipment, particularly to wire agency and coiling machine.
Background technology
Coiling machine produces the plant equipment of spring, and it includes the mechanical parts such as fuselage, guidance panel, knife rest, hydraulic pressure.
Wire agency, straightening mechanism and the bending device that existing coiling machine generally comprises cabinet, is arranged in cabinet. When processed springs, steel wire one end pass sequentially through conductor barrel then through coiling disk around one enclose after enter straightening mechanism, protrude into bending device from straightening mechanism and complete the processing of spring. Wherein wire agency includes the conductor barrel being arranged in frame and the coiling disk being arranged on conductor barrel downstream.
Wherein the concrete structure of coiling disk is the wire wheels being fixedly installed many groups on the circumference of coiling disk, and wire wheels are arranged circumferentially uniformly. Each wire wheels includes the directive wheel of two radial directions. When steel wire sequentially passes through elongated conductor barrel, sequentially pass through between the directive wheel of six wire wheels around rear wire, rethread particularly in steel wire when the wire wheels of spool and coiling disk inconvenient, relatively time-consuming effort.
Summary of the invention
The purpose of the present invention one is to provide a kind of wire agency, and it has the advantage facilitating steel wire inlet wire.
The above-mentioned technical purpose one of the present invention has the technical scheme that a kind of wire agency, including frame, the conductor barrel being arranged in frame, being arranged in frame and be positioned at the coiling disk in conductor barrel downstream, described conductor barrel is provided with the down-lead device moving axially along conductor barrel and making steel wire to produce axial displacement and to stretch out conductor barrel; Disc body, the many groups wire wheels being uniformly arranged on disc body that described coiling disk includes being fixedly installed in frame and be arranged concentrically with disc body and be rotatably connected on upper feed-through collar, described often group wire wheels include two radially-arranged directive wheels, described feed-through collar is between two directive wheels, and feed-through collar is provided with the connecting portion for fixing steel wire.
By adopting technique scheme, at conductor barrel, down-lead device is set, down-lead device can make when moving axially along conductor barrel steel wire convenient pass conductor barrel, feed-through collar is set between guide roller, the connecting portion that passed through by steel wire that can be convenient realizes being connected with feed-through collar, and this position the interference that can reduce feed-through collar and guide roller is set, the inlet wire work of convenient steel wire, rotate feed-through collar and just can realize steel wire successively from traverse guide roller, the advantage of convenient steel wire inlet wire.
As preferably, described connecting portion is the joint arranged along feed-through collar tangential direction.
By adopting technique scheme, the setting of joint can so that steel wire be more convenient fixes with feed-through collar, and joint is arranged along feed-through collar tangential direction, it is possible to effectively reduce the interference of joint and guide roller.
As preferably, the end face of described feed-through collar is provided with arcuate groove, and described joint is positioned at arcuate groove.
By adopting technique scheme, joint is arranged in arcuate groove, when rotating feed-through collar, it is possible to make steel wire be easier between guide roller traverse, convenient steel wire inlet wire.
As preferably, described conductor barrel is in axial direction provided with chute, and down-lead device includes and the lead block of chute sliding, and one end of lead block is positioned at conductor barrel and is provided with the fixed part for fixing steel wire, and the other end extends and forms operating portion outside conductor barrel.
By adopting technique scheme, fixation with steel wire is on fixed part, and holding operation portion makes lead block move axially along conductor barrel, and under the assosting effect of lead block, convenient steel wire passes from conductor barrel.
As preferably, described fixed part includes the sleeve affixed with lead block, is arranged at the clamping part of sleeve inner clamped wire.
By adopting technique scheme, steel wire injects in sleeve, is fixed by steel wire under the effect of clamping part, convenient and swift.
As preferably, described conductor barrel upstream is provided with and pushes away line mechanism, described pushes away the driver that upper clamp is taken turns and in lower clamp wheel, driving, clamp wheel and lower clamp wheel rotate that line mechanism includes two fixing plates, is rotationally connected with on fixing plate, and upper clamp is taken turns and formed the gap for steel wire traverse between lower clamp wheel.
By adopting technique scheme, when steel wire passes between taking turns from upper and lower clamp, lower clamp wheel under the effect of driver rotate, upper and lower clamp wheel by frictional force make steel wire produce the propelling movement power moved forward, therefore can be convenient realize inlet wire operation.
As preferably, described driver includes cabinet, motor and realizes the gear drive of lower clamp wheel and motor linkage.
By adopting technique scheme, the kind of drive of gear has the advantage of stable transmission.
As preferably, described fixing plate is provided with the adjusting part for regulating upper clamp wheel and the spacing of lower clamp wheel.
By adopt technique scheme, by adjusting part by upper clamp wheel move up time, increases in clamp wheel with lower clamp take turns between distance, facilitate steel wire traverse, treat steel wire through reduce afterwards upper clamp take turns and lower clamp take turns distance.
The purpose of the present invention two is to provide a kind of coiling machine, and it has the advantage facilitating steel wire inlet wire.
The above-mentioned technical purpose two of the present invention has the technical scheme that a kind of coiling machine, comprises above-mentioned wire agency.
By adopting technique scheme, this coiling machine have employed above-mentioned wire agency so that it is has and send steel wire convenient advantage.
As preferably, also including the straightening mechanism and the bending mechanism that are arranged at wire agency downstream.
Compared with prior art: by the advantage arranging down-lead device and feed-through collar can facilitate steel wire inlet wire.
Accompanying drawing illustrates:
Fig. 1 is wire agency structural representation in the embodiment of the present invention one;
Fig. 2 is the A portion enlarged drawing in Fig. 1;
Fig. 3 is the structural representation of down-lead device;
Fig. 4 is the structural representation of coiling disk in embodiment one;
Fig. 5 is wire agency structural representation in embodiment two;
Fig. 6 is B portion enlarged drawing in Fig. 5;
Fig. 7 is the structural representation of delivery device in embodiment two;
Fig. 8 is the structural representation of delivery device in embodiment three;
Fig. 9 is the explosive view of adjusting part in embodiment three;
Figure 10 is for embodying the structural representation of adjusting part in embodiment four;
Figure 11 is the explosive view of feed-through collar and disc body in embodiment five;
Figure 12 is the structural representation of feed-through collar in embodiment six;
Figure 13 is the C portion enlarged drawing in Figure 12;
Figure 14 is the structural representation of coiling machine;
In figure, 1, frame; 2, conductor barrel; 21, chute; 3, down-lead device; 31, lead block; 311, sleeve; 312, clamping part; 32, operating portion; 4, coiling disk; 41, disc body; 42, connecting plate; 421, slide rail; 422, directive wheel; 5, feed-through collar; 51, connecting portion; 511, joint; 52, teeth; 53, arcuate groove; 6, delivery device; 61, cabinet; 62, fixing plate; 63, upper rotating shaft; 64, upper rotating shaft; 65, upper clamp wheel; 66, lower clamp wheel; 67, driven gear; 68, motor; 69, large bevel gear; 601, cone pinion; 71, bar hole; 72, axle sleeve; 73, adjusting bolt; 74, locking member; 75, tooth bar; 76, rectangular channel; 77, driving gear; 771, pin-and-hole; 772, latch; 8, gear is driven; 9, steel wire; 10, casing; 101, straightening mechanism; 102, bending mechanism.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Embodiment 1: referring to Fig. 1 to Fig. 4, a kind of wire agency, as shown in Figure 1, including frame 1, frame 1 are fixed a conductor barrel 2, conductor barrel 2 arranges a chute 21 along the length direction of conductor barrel 2, chute 21 concrete form is arc-shaped slot or T-slot, connects a down-lead device 3 in chute 21.
Shown in Figure 3, the concrete structure of down-lead device 3 includes a lead block 31, one end of lead block 31 is arranged fixes a sleeve 311, sleeve 311 inwall arranges circle distribution multiple clamping part 312, clamping part 312 is for being obliquely installed elastic strip, elastic strip forms a ring, and the other end of lead block 31 stretches out conductor barrel 2 and forms operating portion 32.
As shown in Figure 1 and Figure 4, one coiling disk 4 is set in the downstream of conductor barrel 2, coiling disk 4 includes disc body 41, disc body 41 is connected in frame 1 by fixed mount, a wherein sheathed feed-through collar 5 on disc body 41, connecting plate 42 is provided with slide rail 421, this feed-through collar 5 is placed in the slide rail 421 on connecting plate 42 to realize the rotation around disc body 41, disc body 41 circumference also distribution wires wheels, often group wire wheels all include two radially distributed directive wheels 422, directive wheel 422 is separately positioned on feed-through collar 5 both sides, each directive wheel 422 is fixed on disc body 41 by connecting plate 42. it is provided with a connecting portion 51 in order to fixing steel wire 9(as shown in Figure 2) at feed-through collar 5.
Embodiment 2: a kind of wire agency, as shown in Figure 5, including frame 1, frame 1 is fixed a conductor barrel 2, conductor barrel 2 arranges a chute 21 along the length direction of conductor barrel 2, chute 21 concrete form is T-slot, chute 21 entire length is the 9/10 of conductor barrel 2 length, a down-lead device 3 is connected in chute 21, the concrete structure of down-lead device 3 is referring to Fig. 3, it it is a lead block 31, one end of lead block 31 is arranged fixes a sleeve 311, sleeve 311 inwall arranges circle distribution multiple clamping part 312, clamping part 312 is for being obliquely installed elastic strip, elastic strip forms a ring, the other end of lead block 31 stretches out conductor barrel 2.
One coiling disk 4 is set in the downstream of conductor barrel 2, coiling disk 4 includes disc body 41, disc body 41 is connected in frame 1 by fixed mount, a wherein sheathed feed-through collar 5 on disc body 41, connecting plate 42 is provided with slide rail 421, this feed-through collar 5 is placed in the slide rail 421 on connecting plate 42 to realize the rotation around disc body 41, disc body 41 circumference also distribution wires wheels, often group wire wheels all include two radially distributed directive wheels 422, directive wheel 422 is separately positioned on feed-through collar 5 both sides, each directive wheel 422 is fixed on disc body 41 by connecting plate 42. it is provided with a joint 511 in order to fixing steel wire 9 at feed-through collar 5.
As shown in Figure 7, a delivery device 6 it is provided with in the upstream of conductor barrel 2, wherein the concrete structure of delivery device 6 is: the cabinet 61 being fixedly installed in frame 1, both sides, cabinet 61 top are connected to fixing plate 62, it is connected to a upper rotating shaft 63 and a lower rotary shaft between two fixing plates 62, upper rotating shaft 63 is rotatably connected to clamp wheel 65, lower rotary shaft 64 is rotatably connected to lower clamp wheel 66, lower rotary shaft 64 stretches out one end of fixing plate 62 and connects a driven gear 67, motor 68 is installed in cabinet 61, the output shaft of motor 68 is fixed with a large bevel gear 69, also the cone pinion 601 engaged with driven gear 67 and bevel gear it is connected in cabinet 61.
Embodiment 3: a kind of wire agency, as shown in Figure 8 and Figure 9, it is distinctive in that with embodiment 2: the setting of delivery device 6, the present embodiment increases an adjusting part regulating upper clamp wheel 65 and the spacing of lower clamp wheel 66, the concrete structure of adjusting part is referring to Fig. 9, vertically being provided with bar hole 71 on fixing plate 62, upper rotating shaft 63 is supported on fixing plate 62 by axle sleeve 72, and axle sleeve 72 can upper and lower sliding in bar hole 71.
Threaded on fixing plate 62 have adjusting bolt 73, and the lower section end of thread of adjusting bolt 73 penetrates in vertical bar hole axle sleeve 72, and adjusting bolt 73 is freely rotatable in axle sleeve 72. Two locking members 74 make adjusting bolt 73 be relatively fixed with the displacement in the short transverse of axle sleeve 72.
Embodiment 4: a kind of wire agency, as shown in Figure 10, it is distinctive in that from embodiment 3: the mode of adjusting part is different, axle sleeve 72 is welded with the tooth bar 75 of perpendicular layout, tooth bar 75 is vertically interspersed in fixing plate 62, and tooth bar 75 can move up and down freely, has rectangular channel 76 in fixing plate 62, being provided with freely rotatable driving gear 77 in this rectangular channel 76, driving gear 77 and tooth bar 75 engage each other. Driving gear 77 center is inserted with rotating shaft and is fixed by flat key, and rotating shaft is rotated on fixing plate 62 by bearing. Fixing plate 62 has, with gear, the pin-and-hole 771 being mutually communicated. The quantity of pin-and-hole 771 is eight and is evenly arranged by the circumferencial direction of gear. Fixing plate 62 is fixed by the latch 772 inserted with pin-and-hole 771.
Embodiment 5: a kind of wire agency, referring to Figure 11, it is distinctive in that with embodiment 1: the side contacted with connecting plate 42 on feed-through collar 5 arranges circle teeth 52, frame arranges the driving gear 8 engaged with teeth 52, gear 8 is driven to be driven by motor 68, which can realize the rotation of feed-through collar 5, thus convenient steel wire 9 sequentially passes through wire wheels.
Embodiment 6: a kind of wire agency, referring to Figure 12, it is distinctive in that from embodiment 5: the structure of feed-through collar 5 is different, in this embodiment, the concrete structure of feed-through collar 5 is: feed-through collar 5 caves inward formation arcuate groove 53 towards the end face of guide roller, joint 511 is positioned at arcuate groove 53 (as shown in figure 13), and the design of the program can reduce to be interfered between steel wire 9 and directive wheel 422, and convenient coiling works.
Embodiment 7: a kind of wire agency, it is distinctive in that from embodiment 1: the structure of down-lead device 3 is different, in this embodiment, the end that the concrete structure of down-lead device 3 is lead block 31 lead block 31 connects an alligator clamp (not shown in FIG.), is clamped by steel wire 9 by alligator clamp.
Embodiment 8: a kind of wire agency, is different in that with embodiment 1, the concrete structure of feed-through collar 5 is provided with an installing hole on feed-through collar 5 periphery, and (not drawing in figure) goes out aperture less than steel wire 9, and steel wire 9 inserts installing hole and realizes fixing.
Embodiment 9: a kind of wire agency, is different in that with embodiment 1, the joint 511 on feed-through collar 5 is identical with the structure of down-lead device 3 middle sleeve 311.
Embodiment 10: referring to Figure 14 one coiling machine, contain casing 10, it is provided with step in casing 10, operator can be facilitated to carry out operation, a delivery device 6 it is provided with in the upstream of conductor barrel 2, and the straightening mechanism 101 that downstream is arranged, wherein the concrete structure of delivery device 6 is referring to Fig. 7: the cabinet 61 being fixedly installed in frame 1, both sides, cabinet 61 top are connected to fixing plate 62, it is connected to a upper rotating shaft 63 and a lower rotary shaft 64 between two fixing plates 62, upper rotating shaft 63 is rotatably connected to clamp wheel 65, lower rotary shaft 64 is rotatably connected to lower clamp wheel 66, lower rotary shaft 64 stretches out one end of fixing plate 62 and connects a driven gear 67, motor 68 is installed in cabinet 61, the output shaft of motor 68 is fixed with a large bevel gear 69, also the cone pinion 601 engaged with driven gear 67 and bevel gear it is connected in cabinet 61.
Arrange straightening mechanism 101 in the downstream of wire agency, straightening mechanism 101 includes seven rollers of straight line, and seven interlaced layouts of roller, steel wire 9 line passes through roller. The downstream of last straightening mechanism 101 arranges bending mechanism 102.
Embodiment 11, a kind of coiling machine, be distinctive in that with embodiment 10, lacked delivery device 6 in this embodiment.
Specific works process is as follows, for embodiment 2: in the present embodiment, steel wire 9 is with steel wire 9, steel wire 9 one end takes turns 66 through upper clamp wheel 65 and lower clamp, motor 68 drives the rotation of lower clamp wheel 66 after starting, owing to steel wire 9 and lower clamp take turns 66, abut therefore can to 9 one, steel wire propelling movement power forward, it is inserted in the sleeve 311 in conductor barrel 2, steel wire 9 and sleeve 311 is made to realize under the effect of clamping part 312 fixing, mobile bootstrap block 31 and under the assosting effect of the power of propelling movement convenient steel wire 9 pass from conductor barrel 2, after the steel wire 9 passed through conductor barrel 2 is fixing with the lock tube grafting of feed-through collar 5, can select to unclamp clamping part 312, then feed-through collar 5 is rotated, often group wire wheels are sequentially passed through under the effect of feed-through collar 5, after threading terminates, steel wire 9 is taken off from joint thus completing threading work, subsequently steel wire 9 is penetrated straightening mechanism 101, after straightening mechanism 101, it is delivered to bending mechanism 102 carries out spring bending work.
This specific embodiment is only explanation of the invention; it is not limitation of the present invention; the present embodiment can be made the amendment not having creative contribution as required by those skilled in the art after reading this specification, but as long as being affected by the protection of Patent Law in scope of the presently claimed invention.
Claims (10)
1. a wire agency, including frame (1), the conductor barrel (2) being arranged in frame (1), it is arranged on the coiling disk (4) that frame (1) goes up and is positioned at conductor barrel (2) downstream, it is characterised in that: described conductor barrel (2) is provided with and moves axially and make steel wire (9) generation axial displacement to stretch out the down-lead device (3) of conductor barrel (2) along conductor barrel (2);Disc body (41), the many groups wire wheels being uniformly arranged on disc body (41) that described coiling disk (4) includes being fixedly installed in frame (1) and be arranged concentrically and be rotatably connected on upper feed-through collar (5) with disc body (41), described often group wire wheels include two radially-arranged directive wheels (422), described feed-through collar (5) is positioned between two directive wheels (422), and feed-through collar (5) is provided with the connecting portion (51) for fixing steel wire (9).
2. wire agency according to claim 1, it is characterised in that: described connecting portion (51) is the joint (511) arranged along feed-through collar (5) tangential direction.
3. wire agency according to claim 2, it is characterised in that: the end face of described feed-through collar (5) is provided with arcuate groove (53), and described joint (511) is positioned at arcuate groove (53).
4. wire agency according to claim 1, it is characterized in that: described conductor barrel (2) is in axial direction provided with chute (21), down-lead device (3) includes the lead block (31) with chute (21) sliding, one end of lead block (31) is positioned at conductor barrel (2) and is provided with the fixed part for fixing steel wire (9), and the other end extends conductor barrel (2) and forms outward operating portion (32).
5. wire agency according to claim 2, it is characterised in that: described fixed part includes the sleeve (311) affixed with lead block (31), the internal clamping part (312) for clamped wire (9) that is arranged at sleeve (311).
6. wire agency according to claim 1, it is characterized in that: described conductor barrel (2) upstream is provided with and pushes away line mechanism, the described line mechanism that pushes away includes the driver that under two fixing plates (62), upper clamp wheel (65) being rotationally connected with on fixing plate (62) and lower clamp wheel (66), driving, clamp wheel (66) rotates, and between upper clamp wheel (65) and lower clamp wheel (66), formation supplies the gap of steel wire (9) traverse.
7. wire agency according to claim 6, it is characterised in that described driver includes cabinet (61), motor (68) and realizes the gear drive that lower clamp wheel (66) links with motor (68).
8. wire agency according to claim 7, it is characterised in that: described fixing plate (62) is provided with the adjusting part for regulating upper clamp wheel (65) and the spacing of lower clamp wheel (66).
9. a coiling machine, it is characterised in that: comprise the wire agency described in claim 1 to 8.
10. coiling machine according to claim 9, it is characterised in that: also include the straightening mechanism (101) and the bending mechanism (102) that are arranged at wire agency downstream.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610239038.3A CN105665590B (en) | 2016-04-16 | 2016-04-16 | Wire agency and coiling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610239038.3A CN105665590B (en) | 2016-04-16 | 2016-04-16 | Wire agency and coiling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105665590A true CN105665590A (en) | 2016-06-15 |
| CN105665590B CN105665590B (en) | 2017-09-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610239038.3A Active CN105665590B (en) | 2016-04-16 | 2016-04-16 | Wire agency and coiling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105665590B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115608883A (en) * | 2022-10-21 | 2023-01-17 | 徐州鸿润达电动车有限公司 | Device is used in production of motor carbon spring |
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| CN205519393U (en) * | 2016-04-16 | 2016-08-31 | 台州均锹机械有限公司 | Send line mechanism and coiling machine |
| CN205613990U (en) * | 2016-03-25 | 2016-10-05 | 平高集团有限公司 | A lead wire device and spring wire coiling machine for coiling spring wire |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1442249A (en) * | 2002-03-01 | 2003-09-17 | 松冈武次 | Wire spring shaping apparatus |
| US20040065130A1 (en) * | 2002-10-03 | 2004-04-08 | Kabushiki Kaisha Itaya Seisaku Sho | Spring manufacturing appatarus and driving force transmitting component mounted on the apparatus |
| CN101831765A (en) * | 2009-03-13 | 2010-09-15 | 上海南汇集美塑料模具厂 | String pitch restorer of strings for sewing machine and embroidery machine and string pitch restoring method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115608883A (en) * | 2022-10-21 | 2023-01-17 | 徐州鸿润达电动车有限公司 | Device is used in production of motor carbon spring |
| CN115608883B (en) * | 2022-10-21 | 2023-11-07 | 徐州鸿润达电动车有限公司 | Device is used in production of carbon spring for motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105665590B (en) | 2017-09-29 |
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Denomination of invention: Wire feeding mechanism and spring machine Effective date of registration: 20221122 Granted publication date: 20170929 Pledgee: Zhejiang Tyrone commercial bank Limited by Share Ltd. Taizhou Wenling branch Pledgor: TAIZHOU JUNQIAO MACHINERY Co.,Ltd. Registration number: Y2022980022840 |