CN203247405U - Thread channel mechanism for needle changeable type sewing machine - Google Patents
Thread channel mechanism for needle changeable type sewing machine Download PDFInfo
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- CN203247405U CN203247405U CN 201320280928 CN201320280928U CN203247405U CN 203247405 U CN203247405 U CN 203247405U CN 201320280928 CN201320280928 CN 201320280928 CN 201320280928 U CN201320280928 U CN 201320280928U CN 203247405 U CN203247405 U CN 203247405U
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Abstract
The utility model relates to a thread channel mechanism for a needle changeable type sewing machine. The thread channel mechanism for the needle changeable type sewing machine is applied to sewing machines with needle stick switching mechanisms and comprises a thread poking rod, an annular needle stick box and a plurality of sewing threads. The thread poking rod is provided with a swinging end and a thread poking end with a plurality of thread holes, the annular needle stick box is provided with a rotating shaft center and a plurality of needle stick holes arranged at intervals, a through space is formed in the inner portion of the annular needle stick box, the distances between all the needle stick holes and the rotating shaft center are equal, a needle stick with a machine needle is contained in each needle stick hole respectively, and the machine needles are respectively provided with a needle hole. The sewing threads respectively penetrate through a thread channel path formed by the thread holes of the thread poking rod, the through space of the annular needle stick box and the needle holes of the machine needles together in sequence, and therefore the length of the sewing threads after passing through the thread channel mechanism is made not to be changed after the positions of the needle sticks are changed.
Description
Technical field
The relevant a kind of drawing lines mechanism that the Sewing machines headstock part stablize the suture position that is positioned at of the utility model, particularly for a kind of Sewing machines with plural needle bar when carrying out the needle bar switching, the drawing lines mechanism that is used for stablizing a plurality of sutures length in drawing lines.
Background technology
Press, general Sewing machines must dispose relative lower horn and the needle plate of horn and below, drive thread take-up mechanism and crankshaft arrangement in upper horn inside with spindle synchronous, to drive the needle bar mechanism of headstock part, and lower horn is provided with to be provided with in cloth feeding mechanism and the needle plate below and colludes line apparatus, suture needle drive by needle bar mechanism is sewn on the cloth that back and forth punctures under the line, and cooperates thread take-up mechanism and the correct operation sequential of colluding line apparatus to come the folding and unfolding suture, to carry out sewing operation.
Wherein, thread take-up mechanism generally all is positioned at needle bar mechanism top to guarantee the tension force of suture, and reduce the resistance that suture passes thread take-up mechanism, and at present on the market except a kind of spininess bar type embroidery machine, aquatic foods have less can directly carry out the sewing facility that needle bar switches, but because the shortcoming that general spininess bar type embroidery machine still has the feeding table top movement travel of bulky and drive unit to lengthen, therefore, it is a kind of in the situation of sewing datum mark and bottom platform invariant position to be necessary that in fact innovative design goes out, and can need directly to switch the Sewing machines that different needle bars are sewed according to sewing.
Yet, in case having been designed ring-type needle bar casket, sewing locomotive head position switches plural needle bar, and thread take-up mechanism also must be processed most bar sutures simultaneously, if so suture not being worn the path is controlled, after needle bar switches, can can't stablize the length of plural suture in drawing lines, so that the tension change of plural suture, and then affect sewing operation.
Summary of the invention
Main purpose of the present utility model, aim to provide and a kind ofly carry out the drawing lines mechanism that a plurality of sutures are stablized line taking for convertible needle bar held sewing machine, the length that makes plural suture changes after can not switching needle bar because of Sewing machines behind the pin hole through the line hole of thread take-up tension lever and eedle to some extent.
Secondary objective of the present utility model is further have clamp design between the pin hole of line hole, eedle of thread take-up tension lever, when allowing Sewing machines make, the suture that can discharge in the use clamps untapped suture simultaneously, avoids plural suture to break away from from the eedle pin hole.
Another purpose of the present utility model can allow the position of thread take-up tension lever no longer be subject to directly over the needle bar after being that thread take-up tension lever cooperates wire-threading device to use, convenient whole sewing machine table configuration design.
For reaching described purpose, the drawing lines mechanism of the utility model needle changeable Sewing machines mainly comprises a thread take-up tension lever, a ring-type needle bar casket and a plurality of sutures, above-mentioned thread take-up tension lever has a swinging end and a take-up end, above-mentioned swinging end is in order to driving the upper and lower displacement of above-mentioned take-up end, and above-mentioned take-up end has a plurality of lines hole; Above-mentioned ring-type needle bar casket has an axis of rotation and the needle bar hole of establishing is arranged at a plurality of interval, and in inside formation one perforative space from top to bottom, above-mentioned each needle bar hole is all identical with distance between the above-mentioned axis of rotation, and be installed with respectively a needle bar with eedle in each needle bar hole, and each eedle has a pin hole; And above-mentioned suture sequentially passes the drawing lines path that the pin hole by the perforative space of the line hole of above-mentioned thread take-up tension lever, above-mentioned ring-type needle bar casket and above-mentioned eedle consists of jointly.
In a preferred embodiment, the utility model is provided with a positioning disk in above-mentioned ring-type needle bar casket bottom, above-mentioned positioning disk has a plurality of through wires holes around above-mentioned axis of rotation, penetrate for above-mentioned a plurality of sutures, and above-mentioned positioning disk bottom further is provided with a wire-clamping device.
Above-mentioned wire-clamping device is provided with a clamp piece that is covered in a plurality of through wires hole one ends of above-mentioned positioning disk, above-mentioned clamp piece has a clamp face that can cover above-mentioned a plurality of through wires holes, and on above-mentioned clamp face, offer a breach, with one of them of the above-mentioned a plurality of through wires holes of correspondence.
In a possible embodiments, above-mentioned wire-clamping device further is provided with an axle spare, a spring cooperates above-mentioned clamp piece formation one to clamp the suture means with a nut jointly.In addition also can design a driving shaft spare cooperates above-mentioned clamp piece to form release suture means.
Moreover, in another embodiment, the utility model also can directly be provided with a thread clamping mechanism between above-mentioned thread take-up tension lever and ring-type needle bar casket, wherein above-mentioned thread clamping mechanism is provided with a pressing line disk, above-mentioned pressing line disk has the press fixing piece of a plurality of serial connections, and above-mentioned a plurality of press fixing piece side is provided with the driver element that above-mentioned loose ends unit is passed in a loose ends unit and, above-mentioned loose ends unit is provided with a fulcrum, and be pivoted with the thread tension releasing disc of a plurality of and above-mentioned press fixing piece correspondence position on the above-mentioned fulcrum, and above-mentioned driver element optionally pushes against one of them incision of above-mentioned a plurality of thread tension releasing discs to wherein between two, to discharge selected suture of a plurality of press fixing pieces.
In a possible embodiments, above-mentioned driver element comprises a gear and a moving member, and said gear is assembled in above-mentioned axis of rotation, and above-mentioned moving member one end is engaged in said gear, and the other end is provided with a flange.In another possible embodiments, above-mentioned driver element comprises a plurality of pneumatic cylinders and supports respectively a thread tension releasing disc, and other has a plurality of back-moving springs that are sheathed on above-mentioned fulcrum, and above-mentioned back-moving spring can be guaranteed the pneumatic cylinder playback of above-mentioned not start.
Yet two possible embodiments of aforementioned driver element are the usefulness for conveniently illustrating only, be not in a limitative way the structure of driver element, that is other different structures but can optionally allow equally pressing line disk discharge the design of independent suture, all should belong to the technology contents of the utility model simple change.
In addition, above-mentioned ring-type needle bar casket top can further cooperate and is equiped with a positioning disk, and above-mentioned positioning disk has one or a plurality of through wires hole around above-mentioned axis of rotation, penetrates for above-mentioned a plurality of sutures.
In aforementioned two preferred embodiments, on the path between the perforative space of the line hole of above-mentioned thread take-up tension lever and above-mentioned ring-type needle bar casket, can further be provided with one or a plurality of wire-threading device in a plurality of sutures of the utility model, in order to keeping above-mentioned thread tension, and can allow the suture path changing.
The utility model has the advantage of after drawing lines path that plural suture is made of jointly line hole, perforative space and the pin hole three of thread take-up tension lever is passed roughly to present an equidistant sample attitude, change to some extent after making suture length can not switch needle bar because of Sewing machines.In addition, can further have clamp design between the line hole of thread take-up tension lever and the pin hole of eedle, allow Sewing machines switch when sewing behind the needle bar, clamp the suture in not using, to avoid occuring the situation that plural suture breaks away from from the eedle pin hole.In addition, the utility model can allow the position of thread take-up tension lever no longer be subject to directly over the needle bar after cooperating wire-threading device to use on the suture position between thread take-up tension lever and the ring-type needle bar folder, and convenient whole sewing machine table configuration designs.
Description of drawings
Fig. 1 is the schematic perspective view that the utility model drawing lines mechanism is positioned at the Sewing machines headstock;
Fig. 2 is the schematic diagram that Fig. 1 Sewing machines is cut ring-type needle bar casket open;
Fig. 3 is the schematic diagram that the utility model ring-type needle bar casket bottom positioning disk forms independent through wires hole;
Fig. 4 is the sectional schematic diagram that the utility model ring-type needle bar casket bottom has positioning disk and wire-clamping device;
Fig. 5 is that Fig. 4 suture is by the enlarged drawing of positioning disk, wire-clamping device and needle bar;
Fig. 6 is the exploded view of the utility model positioning disk and wire-clamping device;
Fig. 7 is that the utility model suture is passed to the bottom view of eedle pin hole by the positioning disk bottom;
Fig. 8 is the changeable schematic diagram in the utility model thread take-up tension lever position;
Fig. 9 is the forward schematic diagram of evagination of the utility model thread take-up tension lever position;
Figure 10 is the schematic diagram that the utility model thread take-up tension lever position inside contracts backward;
Figure 11 A is the schematic diagram of the utility model ring-type needle bar casket top design positioning disk;
Figure 11 B to Figure 11 C is the enlarged diagram of one of Figure 11 A positioning disk design or a plurality of through wires holes;
Figure 12 is the first thread clamping mechanism schematic diagram that the utility model arranges between thread take-up tension lever and ring-type needle bar casket;
Figure 13 A to 13B is that the first thread clamping mechanism cooperates the action schematic diagram that changes pin;
Figure 14 is the second thread clamping mechanism schematic diagram that the utility model arranges between thread take-up tension lever and ring-type needle bar casket;
Figure 15 is the structural representation at Figure 14 second another visual angle of thread clamping mechanism.
[primary clustering symbol description]
The 10---Sewing machines
The 11---headstock
12---needle bar switching mechanism
20---ring-type needle bar casket
The 201---cylindrical wall
The 202---axis of rotation
The 203---perforative space
204---needle bar hole
The 205---needle bar
The 206---eedle
The 207---pin hole
The 21---thread take-up tension lever
The 211---swinging end
212---take-up end
213---line hole
The 22---suture
The 23---positioning disk
The 231---through wires hole
The 232---perforate
The 24---wire-clamping device
The 241---clamp piece
241a---clamp face
The 241b---connecting portion
The 241c---breach
242---axle spare
The 243---spring
The 244---nut
245---drives rod member
The 25---wire-threading device
The 26---thread clamping mechanism
The 261---pressing line disk
The 261a---press fixing piece
262---loose ends unit
The 262a---fulcrum
The 262b---thread tension releasing disc
The 263---driver element
The 263a---gear
The 263b---moving member
The 263c---flange
The 263d---pneumatic cylinder
The 263e---back-moving spring.
The specific embodiment
For ease of further structure of the present utility model, use and feature thereof being had the clear and definite full and accurate understanding of darker one deck and understanding, now enumerate preferred embodiment, cooperate accompanying drawing to be described in detail as follows:
See also shown in Figure 1, the drawing lines mechanism of the utility model needle changeable Sewing machines cooperates to be installed on the needle bar switching mechanism 12 at Sewing machines 10 headstocks 11 positions, wherein, the utility model mainly is to consist of the drawing lines path that a plurality of sutures 22 wear jointly by a ring-type needle bar casket 20 and a thread take-up tension lever 21.
See also shown in Figure 2, the cylindrical wall 201 that the utility model ring-type needle bar casket 20 has a ring-type, above-mentioned cylindrical wall 201 central authorities have an axis of rotation 202, and inner formation one perforative space 203 from top to bottom, and above-mentioned ring-type needle bar casket 20 neighboring edge places are provided with a plurality of spaced needle bars hole 204, each needle bar hole 204 is all identical with distance between the above-mentioned axis of rotation 202, and each needle bar hole 204 is interior to be installed with respectively a needle bar 205 with eedle 206, and each eedle 206 has a pin hole 207.Wherein, above-mentioned ring-type needle bar casket 20 can be subject to above-mentioned needle bar switching mechanism 12 driven rotary, uses selected above-mentioned ring-type needle bar casket 20 one of them needle bar 205 and switches to sewing position.
21 of the utility model thread take-up tension levers are hubbed at headstock 11 front ends of above-mentioned Sewing machines 10, and be positioned at the area just above of above-mentioned ring-type needle bar casket 20 cylindrical walls 201, have a swinging end 211 and another take-up end 212, above-mentioned swinging end 211 can pivot and drive above-mentioned take-up end 212 and carry out upper and lower displacement, and has the plural line hole 213 that penetrates for above-mentioned suture 22.
In addition, a plurality of sutures 22 of the utility model sequentially pass the drawing lines path that the pin hole 207 by the perforative space 203 of the line hole 213 of above-mentioned thread take-up tension lever 21, above-mentioned ring-type needle bar casket 20 and above-mentioned eedle 206 consists of jointly, change to some extent after so can making the length of plural suture 22 can not switch needle bars 205 because of Sewing machines 10.
In diagram one possible embodiments, the utility model drawing lines mechanism can further be provided with a positioning disk 23 in above-mentioned ring-type needle bar casket 20 bottoms, above-mentioned positioning disk 23 rotates synchronously with ring-type needle bar casket 20, and be provided with a plurality of through wires holes 231 around above-mentioned axis of rotation 202 in central authorities, penetrate for above-mentioned a plurality of sutures 22, with the stability line path, be provided with plurality of openings 232 in above-mentioned needle bar hole 204 correspondence positions in addition.
Yet, the usefulness that aforementioned positioning disk structure only conveniently illustrates, shown in please refer to the drawing 3, that is above-mentioned positioning disk 23 except can be designed as a plurality of, certainly also can be designed to single through wires hole 231 and penetrate for sutures 22.
Shown in please refer to the drawing 4, in addition, a wire-clamping device 24 can further be installed in above-mentioned positioning disk 23 bottoms, in order to the suture 22 by above-mentioned positioning disk 23 is optionally discharged when switching needle bar 205, or clamps when beginning to sew.
See also shown in Figure 5, above-mentioned wire-clamping device 24 is provided with a clamp piece 241 of clamping suture 22, above-mentioned clamp piece 241 also can cooperate an axle spare 242 to be resisted against the nut 244 that is fixed on above-mentioned axle spare 242 in conjunction with a spring 243 and a nut 244 by above-mentioned spring 243 1 ends, the other end is resisted against above-mentioned clamp piece 241, make above-mentioned clamp piece 241 close contacts in above-mentioned positioning disk 23 end faces, form one and clamp the suture means; And above-mentioned clamp piece 241 can cooperate one to drive rod member 245 in order to drive the elastic force of the above-mentioned spring 243 of above-mentioned clamp piece 241 opposings in addition, and order about above-mentioned clamp piece 241 and move down and separate above-mentioned positioning disk 23 end faces, form one and discharge the suture means, so can when switching needle bar 205, discharge suture 22.
See also shown in Figure 6, above-mentioned clamp piece 241 has the clamp face 241a of the above-mentioned a plurality of through wires holes 231 of a covering, and extend to form a connecting portion 241b who cooperates above-mentioned driving rod member 245 assemblings in above-mentioned clamp face 241a bottom side, to prevent that above-mentioned clamp piece 241 from rotating, and offer a breach 241c on the above-mentioned clamp face 241a, be used for one of them of corresponding above-mentioned a plurality of through wires holes 231, suture 22 in using can freely be passed through, all the other not corresponding through wires holes 231 will cooperate clamp face 241a to clamp suture 22, when beginning to sew behind the needle bar 205 to avoid switching, plural suture 22 breaks away from from pin hole 207.
See also shown in Figure 7, the utility model is arranged in the line hole 213 of above-mentioned thread take-up tension lever 21 in a plurality of sutures 22, behind the drawing lines path that pin hole 207 threes of the perforative space 203 of above-mentioned ring-type needle bar casket 20 and above-mentioned eedle 206 construct out jointly, each suture 22 sections between above-mentioned through wires hole 231 and pin hole 207 present from top to bottom a radial arrangement, allow each suture 22 in the line hole 213 of passing drawing lines mechanism, present haply one behind through wires hole 231 and the pin hole 207 and be close to equidistant sample attitude, so carry out still can stablizing the length that plural suture 22 is arranged in drawing lines after needle bar 205 switches at Sewing machines 10.
Moreover, previous embodiment mentions that thread take-up tension lever 21 is positioned at the area just above of above-mentioned cylindrical wall 201, yet, this explanation is the usefulness for conveniently illustrating only, see also shown in Figure 8, that is above-mentioned thread take-up tension lever 21 also can change the relative position that is connected with headstock 11, allows above-mentioned thread take-up tension lever 21 be positioned at the outside extended position of above-mentioned cylindrical wall 201 upper areas.Please consult Fig. 9 and shown in Figure 10, except the aforementioned lateral position changed, the utility model can certainly be assembled in above-mentioned thread take-up tension lever 21 the outer convex position in headstock 11 the place aheads, or the retracted position at rear again.
Owing to change above-mentioned thread take-up tension lever 21 positions, may will cause the suture 22 in the above-mentioned perforative space 203 can't present an attitude close to the vertical shape, make above-mentioned cylindrical wall 201 interfere with suture 22 paths, hinder the line taking process of stablizing, therefore, must be provided with one or a plurality of wire-threading device 25 in the line hole 213 of above-mentioned thread take-up tension lever 21 and the path between the above-mentioned ring-type needle bar casket 20, in order to keep above-mentioned suture 22 tension force and to allow suture 22 path changings, guarantee that suture 22 can not touch the cylindrical wall 201 of above-mentioned ring-type needle bar casket 20.
See also shown in Figure 11 A, in another preferred embodiment, the utility model further is equiped with a positioning disk 23 synchronous starts by ring-type needle bar casket 20 tops, above-mentioned positioning disk 23 has a through wires hole 231 and is adjacent to above-mentioned axis of rotation 20(and consults Figure 11 B), or a plurality of through wires holes 231 (are consulted Figure 11 C) around above-mentioned axis of rotation 202, penetrate for above-mentioned a plurality of sutures 22, wear the path with restriction suture 22.
See also shown in Figure 12, can be equipped with a thread clamping mechanism 26 between above-mentioned thread take-up tension lever 21 and the ring-type needle bar casket 20, above-mentioned thread clamping mechanism 26 is provided with one group of pressing line disk 261, above-mentioned pressing line disk 261 has the press fixing piece 261a of a plurality of serial connections, between each press fixing piece 261a, wear suture 22, and above-mentioned a plurality of press fixing piece 261a side is provided with the driver element 263 that above-mentioned loose ends unit 262 is passed in a loose ends unit 262 and, above-mentioned loose ends unit 262 is provided with a fulcrum 262a, and be pivoted with the thread tension releasing disc 262b that a plurality of and above-mentioned press fixing piece 261a correspondence position is arranged on the above-mentioned fulcrum 262a, and above-mentioned driver element 263 optionally pushes against one of them incision of above-mentioned a plurality of thread tension releasing disc 262b to wherein between two of a plurality of press fixing piece 261a.In a graphic possible embodiments, above-mentioned driver element 263 comprises the moving member 263b that a gear 263a and has tooth bar, said gear 263a is assembled in above-mentioned axis of rotation 202, and above-mentioned moving member 263b one end is engaged in said gear 263a, and the other end is provided with a flange 263c.
See also shown in Figure 13 A and Figure 13 B, when Sewing machines 10 wishs are switched needle bar 205, said gear 263a will be subject to axis of rotation 202 and drive, and then change above-mentioned moving member 263b position, cause the different thread tension releasing disc 262b of flange 263c pushing and pressing to cut other two press fixing piece 261a, use the suture 22 of the needle bar 205 of guaranteeing to sew can clamping position between press fixing piece 261a, will can free line sending because of above-mentioned thread tension releasing disc 262b incision and carry out the needle bar 205 corresponding sutures 22 of sewing operation.
See also Figure 14 and shown in Figure 15, in graphic another possible embodiments, above-mentioned driver element 263 comprises a plurality of pneumatic cylinder 263d and supports respectively a thread tension releasing disc 262b, above-mentioned a plurality of pneumatic cylinder 263d is by one group of pneumatic circuit control (not shown), with needle bar switching mechanism 12 synchronization actions, to discharge the suture 22 in using; Have a plurality of back-moving spring 263e that are sheathed on above-mentioned fulcrum 262a corresponding to above-mentioned thread tension releasing disc 262b in addition, guarantee the pneumatic cylinder 263d playback of above-mentioned not start.
Yet two possible embodiments of aforementioned driver element 263 are the usefulness for conveniently illustrating only, be not in a limitative way the structure of driver element 263, that is other different structures but can optionally discharge separately equally the design of suture 22, all should belong to the technology contents of the utility model simple change.
Above illustrated embodiment only is not in a limitative way with the utility model for convenience of description; not from the utility model spirit category; be familiar with various Simple transformeds and modification that industry technical staff can do, all must include in the scope of the utility model patent protection.
Claims (10)
1. the drawing lines mechanism of a needle changeable Sewing machines is characterized in that: comprise:
One thread take-up tension lever has a swinging end and a take-up end, and above-mentioned swinging end is in order to driving the upper and lower displacement of above-mentioned take-up end, and above-mentioned take-up end has a plurality of lines hole;
One ring-type needle bar casket, has the needle bar hole that an axis of rotation and a plurality of interval row establishes, and in inside formation one perforative space from top to bottom, above-mentioned each needle bar hole is all identical with distance between the above-mentioned axis of rotation, and be installed with respectively a needle bar with eedle in each needle bar hole, and each eedle has a pin hole; And
A plurality of sutures sequentially pass the drawing lines path that the pin hole by the perforative space of the line hole of above-mentioned thread take-up tension lever, above-mentioned ring-type needle bar casket and above-mentioned eedle consists of jointly.
2. the drawing lines mechanism of needle changeable Sewing machines according to claim 1 is characterized in that: described ring-type needle bar casket bottom is provided with a positioning disk, and above-mentioned positioning disk has at least one through wires hole, penetrates for above-mentioned a plurality of sutures.
3. the drawing lines mechanism of needle changeable Sewing machines according to claim 2 is characterized in that: further be provided with a wire-clamping device bottom the described positioning disk.
4. the drawing lines mechanism of needle changeable Sewing machines according to claim 3, it is characterized in that: described wire-clamping device is provided with a clamp piece that is covered in a plurality of through wires hole one ends of above-mentioned positioning disk, above-mentioned clamp piece has a clamp face that can cover above-mentioned a plurality of through wires holes, and on above-mentioned clamp face, offer a breach, with one of them of the above-mentioned a plurality of through wires holes of correspondence.
5. the drawing lines mechanism of needle changeable Sewing machines according to claim 4 is characterized in that: described wire-clamping device further is provided with an axle spare, a spring and jointly cooperates above-mentioned clamp piece to form one with a nut to clamp the suture means.
6. the drawing lines mechanism of needle changeable Sewing machines according to claim 5 is characterized in that: described wire-clamping device further is provided with a driving shaft spare and cooperates above-mentioned clamp piece to form one to discharge the suture means.
7. the drawing lines mechanism of needle changeable Sewing machines according to claim 1, it is characterized in that: described ring-type needle bar casket top further is equiped with the synchronous start of a positioning disk, above-mentioned positioning disk has at least one through wires hole around above-mentioned axis of rotation, penetrates for above-mentioned a plurality of sutures.
8. the drawing lines mechanism of needle changeable Sewing machines according to claim 1 is characterized in that: further be provided with a thread clamping mechanism between described thread take-up tension lever and the ring-type needle bar casket.
9. the drawing lines mechanism of needle changeable Sewing machines according to claim 8, it is characterized in that: described thread clamping mechanism is provided with a pressing line disk, above-mentioned pressing line disk has the press fixing piece of a plurality of serial connections, and above-mentioned a plurality of press fixing piece side is provided with the driver element that above-mentioned loose ends unit is passed in a loose ends unit and, above-mentioned loose ends unit is provided with a fulcrum, and be pivoted with the thread tension releasing disc of a plurality of and above-mentioned press fixing piece Heterogeneous Permutation on the above-mentioned fulcrum, and above-mentioned driver element optionally pushes against one of them incision of above-mentioned a plurality of thread tension releasing discs to wherein between two of a plurality of press fixing pieces.
10. the drawing lines mechanism of needle changeable Sewing machines according to claim 1, it is characterized in that: the path in described a plurality of sutures between the perforative space of the line hole of above-mentioned thread take-up tension lever and above-mentioned ring-type needle bar casket is provided with at least one wire-threading device, in order to keep above-mentioned thread tension and to allow the suture path changing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320280928 CN203247405U (en) | 2013-05-22 | 2013-05-22 | Thread channel mechanism for needle changeable type sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320280928 CN203247405U (en) | 2013-05-22 | 2013-05-22 | Thread channel mechanism for needle changeable type sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203247405U true CN203247405U (en) | 2013-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320280928 Withdrawn - After Issue CN203247405U (en) | 2013-05-22 | 2013-05-22 | Thread channel mechanism for needle changeable type sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203247405U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104178942A (en) * | 2013-05-22 | 2014-12-03 | 启翔股份有限公司 | Thread passage mechanism for needle-replaceable sewing machine |
| CN108309381A (en) * | 2018-02-05 | 2018-07-24 | 俞俊越 | It is a kind of to carry out the machine that toed-out mode is sewed up a wound automatically |
-
2013
- 2013-05-22 CN CN 201320280928 patent/CN203247405U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104178942A (en) * | 2013-05-22 | 2014-12-03 | 启翔股份有限公司 | Thread passage mechanism for needle-replaceable sewing machine |
| CN104178942B (en) * | 2013-05-22 | 2016-08-17 | 启翔股份有限公司 | The drawing lines mechanism of needle changeable sewing machine |
| CN108309381A (en) * | 2018-02-05 | 2018-07-24 | 俞俊越 | It is a kind of to carry out the machine that toed-out mode is sewed up a wound automatically |
| CN108309381B (en) * | 2018-02-05 | 2020-11-27 | 义乌市丹航科技有限公司 | Machine capable of automatically suturing wound in splayed mode |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131023 Effective date of abandoning: 20160817 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |