CN103132252B - Simulation dual ring stitching structure and many needle sewing machines of this needle tracking of formation - Google Patents
Simulation dual ring stitching structure and many needle sewing machines of this needle tracking of formation Download PDFInfo
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- CN103132252B CN103132252B CN201210456833.XA CN201210456833A CN103132252B CN 103132252 B CN103132252 B CN 103132252B CN 201210456833 A CN201210456833 A CN 201210456833A CN 103132252 B CN103132252 B CN 103132252B
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Abstract
The present invention provides and decorates compared with stitching structure under a kind of with conventional dual ring, forms the many needle sewing machines decorating stitching structure under the novel simulation dual ring being imbued with retractility.Being made up of many eedles, looper, hooks, these many eedles side by side and move up and down in the direction orthogonal with fabric direction of feed；This looper keeps lower decorative thread, only carries out the up and down motion with eedle synchronously to the reciprocating motion in the direction of eedle arrangement, hooks, when carrying out past moving, the needlework coil formed by the eedle risen from lower dead center, depart from from needlework coil when carrying out double action；This hook moves back and forth linkedly with main shaft, carry out toward time dynamic with the needlework coil of drill-through each pin and the lower decorative thread of prominent looper leading section engages, in front of fabric direction of feed, side is expanded and forms next stitching, so the coil that the eedle being formed at end among many eedles of decline enters.
Description
Technical field
The present invention relates to the needlework stitch parallel by the multiple row running through formation of fabrics and inside fabric with each needlework stitch
In conjunction with the novel simulation dual ring that constitutes of lower decorative thread under decorate stitching structure and form many needle sewing machines of this needle tracking.
Background technology
Stitching structure is decorated, by running through formation of fabrics under the dual ring of the stitch specification 406,407 determined by JISL 0120
Two or three row parallel needlework stitch and is combined with each row needlework stitch inside fabric lower decorative thread composition, this lower decoration
Line becomes the needlework coil enclosed the land through being formed while each row needlework stitch, and its side is hung over each row being subsequently formed circuitously
On needlework coil, and the lower decorative thread that the needlework coil of the needlework stitch row from one end is out, make before and after being passed through it
The form of the needlework coil formed.
Form the many pin double-thread overlock sewing machines decorating stitching structure under above-mentioned dual ring, have holding needlework and with
Side by side and two or three eedles moving up and down linkedly of main shaft and looper, this looper is protected in fabric direction of feed orthogonal direction
Hold lower decorative thread, carry out with eedle move up and down Tong Bus and to eedle arrange direction reciprocating motion and by fabric feeding
Move before and after direction the elliptic motion formed, and the needlework coil formed by above-mentioned each eedle is hooked.
In following patent documentation 1 and 2, disclose and under above-mentioned dual ring, decorate stitching structure and many pin double-locked stitch seams
Thread machine.
Look-ahead technique document
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2000-218071
Patent documentation 2: Japanese Unexamined Patent Publication 2010-233904
Summary of the invention
Invent problem to be solved
It is an object of the invention to provide and decorate compared with stitching structure under a kind of with conventional dual ring, be imbued with retractility
Decorate stitching structure under novel simulation dual ring and form many needle sewing machines of this stitching structure.
In order to solve the means of problem
Decorate stitching structure under the simulation dual ring of the invention relevant with technical scheme 1, be made as the needle tracking of following form
Structure, the needlework stitch parallel by the multiple row formed with running through fabric and under being combined with the needlework stitch of each row inside fabric
Decorative thread is constituted, and this lower decorative thread is made the needlework coil from the needlework stitch of one end row and become to enclose the land through while each row and formed
Needlework coil, except the coil of front end hang over the other end row needlework stitch in next needlework coil in addition to, do not hang over
On next needlework coil in the needlework stitch of other row, and the lower decorative thread that the needlework coil arranged from above-mentioned one end is out
Separate forwards, backwards, become to enclose the land through needlework coil front and back.
The invention of technical scheme 2, is decorate stitching structure under the simulation dual ring of the invention forming technical scheme 1 many
The invention of needle sewing machine, is made up of many eedles, looper, hooks, above-mentioned many eedles keep needlework and with fabric direction of feed
Orthogonal direction is arranged side by side, moves up and down linkedly with main shaft, and above-mentioned looper keeps lower decorative thread, and only carry out with pin is upper and lower
Synchronized movement ground to the reciprocating motion in direction of faller gill row, is formed by the eedle risen from lower dead center toward hooking time dynamic carrying out
Needlework coil, departs from from needlework coil when carrying out double action, and above-mentioned hook moves back and forth linkedly with main shaft, carrying out toward time dynamic and
The lower decorative thread of the prominent looper leading section engaging through the needlework coil of each eedle, side expansion in front of fabric direction of feed
And form next stitching, so the coil that the eedle forming end among the many eedles declined enters.
The effect of invention
Decorate stitching structure under the simulation dual ring of the invention of technical scheme 1, become to enclose the land unchangeably through each needlework coil,
Unlike decorating stitching structure under conventional dual ring, the side through the lower decorative thread of each needlework coil hangs over circuitously and connects
On the needlework coil of each row formed, in the needlework stitch of row at one end, needlework coil front and back does not hang over lower decorative thread
Coil on, only linked by lower decorative thread, lower decorative thread the adhesion of the needlework stitch before and after producing is weak, so pin
Mark becomes the most flexible.
Many needle sewing machines of the invention according to technical scheme 2, it is possible to obtain the simulation dual ring of the invention of technical scheme 1
Lower decoration stitching structure.
It addition, form the looper of many needle sewing machines of Ornamental Stitching under conventional dual ring, with along by synthesis and fabric
The reciprocating motion (side-to-side movement) in the direction that direction of feed is kept straight on and reciprocating motion (seesawing) shape to fabric direction of feed
The mode of the elliptic orbit motion become is constituted, but in the many needle sewing machines of the present invention, looper is only carried out to eedle arrangement
The reciprocating motion in direction, because need not the mechanism making looper seesaw to fabric direction of feed, so looper drive
Being simplified significantly, the high-speed driving of looper is possibly realized simultaneously.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the outward appearance representing flat lock stitch sewing machine.
Fig. 2 is disposed on the top view of the looper in the cylinder bed of the sewing machine shown in Fig. 1 and hook.
Fig. 3 is the side view of the actuating mechanism of the hook shown in Fig. 2.
Fig. 4 is the exploded perspective view of the actuating mechanism of hook.
Fig. 5 is the axonometric chart representing needle tracking forming process.
Fig. 6 is the axonometric chart representing next needle tracking forming process.
Fig. 7 is the axonometric chart representing next one needle tracking forming process.
Fig. 8 is the axonometric chart representing next one needle tracking forming process.
Fig. 9 is the axonometric chart representing next one needle tracking forming process.
Figure 10 is the axonometric chart representing next one needle tracking forming process.
Figure 11 is the axonometric chart representing next one needle tracking forming process.
Figure 12 is the axonometric chart representing next one needle tracking forming process.
Figure 13 is the axonometric chart representing next one needle tracking forming process.
Figure 14 is the axonometric chart representing next one needle tracking forming process.
Detailed description of the invention
Below, with reference to the accompanying drawings embodiments of the present invention are illustrated.
Fig. 1 is the figure of the outward appearance of the flat lock stitch sewing machine representing and having cylinder bed 2, except having at needlework stitch
On beyond the mechanism such as the spreader 1 loading decorative thread, do not have different from known many pin double-thread overlock sewing machines, Fig. 1 institute
The surface structure of the sewing machine shown is not inventive feature part, so the description thereof will be omitted.
Fig. 2 is the figure of the internal structure representing cylinder bed 2, is made up of looper 3 and hook 4, and this looper 3 utilizes and keeps lower dress
Ornamental thread also omits the reciprocating mechanism of diagram, only carries out linear reciprocating motion in the direction orthogonal with fabric direction of feed,
Carry out hooking, toward time dynamic, the needlework coil formed by the upper pin risen from lower dead center, depart from from needlework coil when carrying out double action,
This hook 4 utilizes actuating mechanism reciprocating rotation in the horizontal direction, when carrying out past moving by being formed at hook and slot 4a(of front end with reference to Fig. 4)
Engagingly catch this lower decorative thread with the lower decorative thread of the eyelet 3a that have passed through above-mentioned looper 3, this lower decoration alignment fabric is entered
Expanding to side in front of direction, the actuating mechanism of this hook 4 as shown in Figure 2 to 4, stretches out ground including from base 5 in cylinder bed 2
By horizontal ground axle suspension, be fixed on the lower axle 6 rotated linkedly with main shaft cylinder bed 2 in one end on eccentric 7,
It is bearing on sewing machine machine frame 8 by axle and the bar 9 of reciprocating rotation in vertical, links above-mentioned eccentric 7 and the pars intermedia of bar 9
Connecting rod 11, pars intermedia axle is bearing on sewing machine machine frame 8, the upper end of one end and above-mentioned bar 9 links, utilizes bar 9 vertical
The horizon bar 12 of the reciprocating rotation in horizontal plane of the reciprocating rotation in face；Above-mentioned hook 4 is illustrated in fig. 2 by limit screw 13(
The axle portion of this limit screw 13) it is fixed on the other end of horizon bar 12.
The hook 4 being fixed on horizon bar 12, as it has been described above, together with horizon bar 12 in horizontal plane reciprocating rotation, but be
The radius of turn of front end can be regulated, the installation base portion of hook 4 defines elongated hole 14, level in the range of this elongated hole 14
Bar 12 can carry out discrepancy to adjust position.
Above-mentioned bar 9 also defines longitudinal elongated hole 16 at pars intermedia, by limit screw 17 adjustable through this elongated hole 16
Link to position connecting rod 11, by adjusting coupling position up and down, it is possible to the reciprocating rotary momentum of adjusting lever 9 and hook 4.
The looper 3 of above-mentioned embodiment carries out linear reciprocating motion but it also may will carry out reciprocating rotary linkedly with lower axle 6
The bottom that dynamic swinging axle is arranged in cylinder bed along fabric direction of feed, makes looper 3 at vertical by this swinging axle
Interior reciprocating rotation.
It addition, reciprocating rotation can not also be carried out for hook 4, and carried out reciprocal straight by arbitrary reciprocating mechanism
Line moves, and the actuating mechanism not being illustrated in the case of carrying out reciprocating rotation limits, it is possible to use other arbitrary actions
Mechanism carries out reciprocating rotation.In a word, as long as hook 4 reciprocating rotation can be made, it is possible to use the actuating mechanism of the most any structure.
Then, above-mentioned sewing machine the simulation dual ring stitching structure formed is illustrated.Pin shown in Fig. 5～Figure 14
Mark structure, represents by using three eedles 19a, 19b, 19c, does not use the stitching structure that decorative thread is formed, flat by three row
Needlework stitch 23a, 23b, 23c of row and inside fabric on the lower decoration that is combined with needlework stitch 23a, 23b, 23c of each row
Line 20 is constituted, and above-mentioned three arrange parallel needlework stitch is made up of needlework stitch 23a, needlework stitch 23b and needlework stitch 23c, pin
Line stitch 23a is the needlework stitch of one end row of the first row formed by the eedle 19a of right-hand member, i.e. right-hand member, and needlework stitch 23b is
The secondary series formed by middle eedle 19b, i.e. the needlework stitch of middle column, needlework stitch 23c is by the eedle 19c shape of left end
The needlework stitch of the other end row of the 3rd row become, i.e. left end.In detail, needlework stitch 23a, 23b, 23c of each row it
In, at the needlework coil 24a concurrently formed on n-th by the lower end of eedle 19a, 19b, 19cn、24bn、24cnIn, one-tenth is enclosed the land
Through each needlework coil 24an、24bn、24cnThe coil 20 of lower decorative thread 20n, from above-mentioned 3rd row needlework coil 24cnOut
Afterwards, the same tertial needlework coil being subsequently formed, the needlework coil 24c i.e. formed on (n+1)th are only hung overn+1On, no
Hang on the needlework coil formed on (n+1)th of first row and secondary series.And the pin arranged from the one end as first row
Line coil 24anLower decorative thread 20 out, is separated forwards, backwards, becomes to enclose the land through each needlework coil 24a front and backn-1And
24an+1。
Then, the forming method to above-mentioned stitching structure, illustrate according to the order of Fig. 5～Figure 14.In figure, arrow F
Represent fabric direction of feed.
If this moment as it is shown in figure 5, from the right eedle 19a of holding needlework 21a, keep the middle eedle 19b of needlework 21b, holding
The state that the left eedle 19c of needlework 21c declines and be positioned at lower dead center, holding descends the looper 3 of decorative thread 20 to be positioned at right stop rises, respectively
Eedle 19a, 19b, 19c rise, and looper 3 advances (toward dynamic) to the left direction of figure, then looper front end first will be by right eedle 19a shape
The coil 22a of the needlework 21a become hooks (Fig. 6).If each eedle 19a, 19b, 19c are further up, and looper 3 advances, then
The needlework 21b that looper 3 will be formed by middle eedle 19b through the coil 22a of needlework 21a and looper front end together with lower decorative thread 20
Coil 22b hook (Fig. 7).
If each eedle 19a, 19b, 19c are further up, and looper 3 advances, then looper 3 is worn together with lower decorative thread 20
Cross the coil 22b of the coil 22a and needlework 21b of needlework 21a, the coil of needlework 21c that looper front end will be formed by left eedle 19c
22c hooks (Fig. 8).
If each eedle 19a, 19b, 19c continue to rise, looper leading section passes needlework together with lower decorative thread 20
The coil 22c of 21c, then hook 4 side in front of fabric direction of feed carrying out reciprocating rotation in horizontal plane (is schemed toward dynamic (advance)
9).If each eedle 19a, 19b, 19c reach top dead centre, looper 3 reaches left stop, then hook and slot 4a of hook front end is in looper front end
The lower decorative thread 20 of coil 22a, 22b, 22c of have passed through needlework is caught and to fabric feeding side between eyelet 3a and coil 22c
To front, side pressure enters (Figure 10).
If each eedle 19a, 19b, 19c decline from top dead centre, looper 3 retreats from left stop, and lower decorative thread 20 is caught by hook 4
Keep continuing unchangeably toward dynamic in hook and slot 4a, then from the coil 22c of needlework 21c lower decorative thread 20 out from looper 3 to knitting
The side, front of thing direction of feed F extends and defines front end coil 20LN+1, the left eedle 19c of decline enters this coil 20Ln+ 1
In.Middle eedle 19b and right eedle 19a drops to from the eyelet 3a of looper 3 and this looper 3 to the needlework stitch that will be formed
The side, front (Figure 11) of lower decorative thread 20 of coil 22a.Figure 12 represents that each eedle 19a, 19b, 19c decline further, looper 3
Continuing to retreat, hook 4 continues toward state time dynamic in front of fabric direction of feed simultaneously.
If each eedle 19a, 19b, 19c continue to decline, and hook 4 carries out double action and retreats, then continue the looper 3 of retrogressing
Leading section departs from (Figure 13) from the coil 22c of needlework 21c.
Figure 14 represents that each eedle 19a, 19b, 19c decline further, and hook 4 retreats and from coil 20LN+1Depart from, simultaneously
The state that looper 3 retreats and departs from from the coil 22b of needlework 21b, descends the coil 20L of decorative thread 20 in this caseN+1Hang over a left side
On eedle 19c, looper leading section hangs on the coil 22a of needlework 21a.Hereafter, Fig. 5 later needle tracking is repeated formed
Journey.
The similar structure of stitching structure is made and decorated under conventional dual ring to the stitching structure of present embodiment, but with
Toward dual ring under decorate stitching structure compare, lower decorative thread 20 one-tenth is enclosed the land through each needlework 21a, 21b, 21c, its side not by
Hang over circuitously on the coil of the needlework being subsequently formed of each row, become the state passing coil 22a, 22b, 22c doubly, by
The coil 22b of the needlework stitch that middle eedle 19b is formed is not linked by the coil of lower decorative thread 20 with the needlework stitch that will be formed,
Additionally coil 22c makes by a lower decorative thread 20 and the coil 24c that will be formedN+1The stitching structure linked, because of by lower dress
The adhesion between coil before and after ornamental thread 20 generation is weak, so needle tracking direction before and after fabric direction of feed becomes easily to stretch
Contracting.
Above-mentioned present embodiment illustrates to use makes flat lock stitch sewing machine identical appearance with three eedles
The stitching structure that sewing machine is formed, but by other many needle sewing machines, such as two needle sewing machines, four needle sewing machines also are able to
Forming the same simulation dual ring needle tracking that needlework are made up of two or four, additionally outward appearance uses many pin double-thread overlock sewing machines also
Mutually isostructural simulation dual ring needle tracking can be formed, and then use upper decorative thread also to be able to form more than lower decorative thread and needlework
The simulation flat lock stitch needle tracking that the mode shown in embodiment of stating is combined.
In flat lock stitch sewing machine, double-thread overlock sewing machine, also there are spreader 1, looper 3 contrary with above-mentioned sewing machine
Direction from left to right, ground moves back and forth, and structure makes the sewing machine being referred to as left sewing machine of type symmetrical with above-mentioned sewing machine.
The present invention is readily adaptable for use in such left sewing machine, and the needle tracking that the most left sewing machine is formed, in the front end of now decorative thread 28
Coil hang on the coil 22a of needlework 21a, coil 22c, the 24c before and after needlework 21cN+1Linked by a lower decorative thread 20
Form.
Symbol description:
1: spreader
2: cylinder bed
3: looper
4: hook
6: lower axle
19a, 19b, 19c: eedle
20: lower decorative thread
21a, 21b, 21c: needlework
Claims (2)
1. a simulation dual ring stitching structure, it is characterised in that the needlework stitch parallel by the multiple row formed with running through fabric
The lower decorative thread composition being combined with needlework stitch with each row of described multiple row inside fabric, the needlework pin that described multiple row is parallel
Foot includes needlework stitch and the needlework stitch of other end row that one end arranges, and this lower decorative thread has n-th be formed in each row
Lower decorative thread coil, this lower decorative thread coil arranges to the other end through the needlework stitch arranged from described one end with the state of lopping
Needlework stitch till be formed in each row n-th needlework coil in after, only hang over be formed at the described other end row
On the needlework coil of (n+1)th, and the lower decorative thread that the needlework coil arranged from the one end as first row is out, by forwards, backwards
Separately, become to enclose the land through each needlework coil front and back.
2. a more than needle sewing machine, is the sewing machine forming the simulation dual ring stitching structure that claim 1 is recorded, its feature
Being, be made up of many eedles, looper, hooks, above-mentioned many eedles keep needlework and in the direction orthogonal with fabric direction of feed
Side by side, moving up and down linkedly with main shaft, above-mentioned looper keeps lower decorative thread, only carries out Tong Bu with the up and down motion of eedle
Ground, to the reciprocating motion in the direction of eedle arrangement, hooks, when carrying out past moving, the needlework line formed by the eedle risen from lower dead center
Circle, departs from from needlework coil when carrying out double action, and above-mentioned hook moves back and forth linkedly with main shaft, carry out toward time dynamic and drill-through respectively
The needlework coil of pin and the lower decorative thread engaging of prominent looper leading section, in front of fabric direction of feed, side is expanded and is formed down
One stitching, so forming the coil that among the many eedles declined, the eedle of the most described other end row enters.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-256393 | 2011-11-24 | ||
| JP2011256393A JP5941271B2 (en) | 2011-11-24 | 2011-11-24 | Pseudo double ring seam structure and multi-needle sewing machine forming the seam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103132252A CN103132252A (en) | 2013-06-05 |
| CN103132252B true CN103132252B (en) | 2016-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210456833.XA Active CN103132252B (en) | 2011-11-24 | 2012-11-15 | Simulation dual ring stitching structure and many needle sewing machines of this needle tracking of formation |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5941271B2 (en) |
| CN (1) | CN103132252B (en) |
| TW (1) | TWI551747B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4186676A (en) * | 1977-04-28 | 1980-02-05 | Rockwell-Rimoldi, S.P.A. | Apparatus for forming a chain of stitches on double needle sewing machines |
| EP0654555A1 (en) * | 1993-11-22 | 1995-05-24 | Pegasus Sewing Machine Mfg. Co., Ltd. | Apparatus and method for making a stitch and a thread chain |
| CN1263960A (en) * | 1999-01-29 | 2000-08-23 | 飞马缝纫机制造株式会社 | Multi-needle double-thread chain stitch machine |
| CN201512669U (en) * | 2009-09-14 | 2010-06-23 | 名匠缝纫机股份有限公司 | Thread guide structure arranged outside sewing machine for forming ornamental threads with alternately changed thread density on front surface of stitched fabric |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0510795Y2 (en) * | 1987-04-28 | 1993-03-16 | ||
| JP3396235B2 (en) * | 1992-04-28 | 2003-04-14 | ペガサスミシン製造株式会社 | Method and apparatus for pulling out an empty ring with a two-needle, three-thread sewing machine |
| JP3845335B2 (en) * | 2002-05-14 | 2006-11-15 | ペガサスミシン製造株式会社 | 2-needle sewing machine for corner stitching |
| US20100326341A1 (en) * | 2009-06-25 | 2010-12-30 | Askar Dzhamilevich Mingazhev | Transformable structure for producing a multi thread single line stitch and method and machine for its realization |
-
2011
- 2011-11-24 JP JP2011256393A patent/JP5941271B2/en active Active
-
2012
- 2012-11-15 CN CN201210456833.XA patent/CN103132252B/en active Active
- 2012-11-19 TW TW101143012A patent/TWI551747B/en active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4186676A (en) * | 1977-04-28 | 1980-02-05 | Rockwell-Rimoldi, S.P.A. | Apparatus for forming a chain of stitches on double needle sewing machines |
| EP0654555A1 (en) * | 1993-11-22 | 1995-05-24 | Pegasus Sewing Machine Mfg. Co., Ltd. | Apparatus and method for making a stitch and a thread chain |
| CN1263960A (en) * | 1999-01-29 | 2000-08-23 | 飞马缝纫机制造株式会社 | Multi-needle double-thread chain stitch machine |
| CN201512669U (en) * | 2009-09-14 | 2010-06-23 | 名匠缝纫机股份有限公司 | Thread guide structure arranged outside sewing machine for forming ornamental threads with alternately changed thread density on front surface of stitched fabric |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201329306A (en) | 2013-07-16 |
| JP5941271B2 (en) | 2016-06-29 |
| TWI551747B (en) | 2016-10-01 |
| CN103132252A (en) | 2013-06-05 |
| JP2013106904A (en) | 2013-06-06 |
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