CN102808292A - Cloth conveying method and cloth conveying device for sewing machine - Google Patents
Cloth conveying method and cloth conveying device for sewing machine Download PDFInfo
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- CN102808292A CN102808292A CN2012102918540A CN201210291854A CN102808292A CN 102808292 A CN102808292 A CN 102808292A CN 2012102918540 A CN2012102918540 A CN 2012102918540A CN 201210291854 A CN201210291854 A CN 201210291854A CN 102808292 A CN102808292 A CN 102808292A
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Abstract
The invention discloses a cloth conveying method and a cloth conveying device for a sewing machine. The cloth conveying device comprises a pressing foot, a feed dog, a needle plate and a template, wherein multiple feed teeth are arranged on the top surface of a dog plate of the feed dog, upwards penetrate out of a groove in the needle plate and are opposite to the pressing foot above the needle plate; the feed teeth on the top surface of the dog plate of the feed dog adopt sharp corners; the template is pressed on the top surface of the dog plate of the feed dog; and the tooth tips of the feed teeth on the top surface of the dog plate are inserted into the bottom surface of the template to drive the template to move forwards. The feed teeth on the top surface of the dog plate of the feed dog are made to have the sharp corners which are sharper, the template which is softer in material, can enable the feed teeth to insert and is made of an acrylic plate is adopted, and the feed teeth on the top surface of the dog plate of the feed dog are inserted into the bottom surface of the template to drive the template to move forwards or rearwards, so that the cloth conveying operation is finished, and the automatic cloth conveying process during sewing is realized.
Description
Technical field
The present invention relates to a kind of Sewing machines, particularly relate to a kind of Sewing machines work feed method and device thereof.
Background technology
As shown in Figure 1, the cloth-feeding device of industrial sewing machine mainly is made up of presser feet 91, needle plate 92, feed dog 93 etc., and feed dog 93 tooth plate work feed teeth 931 pass the groove 921 on the needle plate 92.Feed dog 93 the cloth feeding mechanism of Sewing machines with lift under the acting in conjunction of tooth mechanism, make orbiting motion perpendicular to the sub-elliptical of horizontal operation face, sewing is pushed forward or backward, accomplish work feed.Feed dog plays a part cloth is pushed forward.This feed dog of commonly using 93 tooth plate work feed teeth 931 are not pointed tooths, are mainly used in the propelling movement cloth.Existing sewing machine frequent generating plane cloth when walking cloth is stretched, and equally long originally face cloth and base fabric become different in size.For this reason, there is the dealer to invent the mode that adopts template processing, promptly; Face cloth and base fabric are pressed in the template; On template, offer the gathering sill that needs stitching, add man-hour, template is placed on the end face of needle plate and feed dog; The Sewing machines syringe needle is moved along the gathering sill on the template, thereby improved production efficiency greatly.But this kind processing mode operating personnel can cause the pitch-row of pin hole inconsistent owing to the speed of shifting template onto is inhomogeneous in shifting the process of template onto.
Summary of the invention
One object of the present invention is to provide a kind of simple to operate, high Sewing machines work feed method of stitching precision.
Another object of the present invention is to provide a kind of simple in structure, cloth feeding device for sewing machine of work feed automatically.
For realizing above-mentioned purpose, technical solution of the present invention is:
The utility model is a kind of Sewing machines work feed method, and it may further comprise the steps: (1) places sewing in the template; (2) template is placed on the dental lamina end face of feed dog; (3) feed dog the cloth feeding mechanism of Sewing machines with lift under the acting in conjunction of tooth mechanism; Work is perpendicular to the orbiting motion of the sub-elliptical of horizontal operation face; The work feed tooth inserts the bottom surface of template and drives template and pushes forward or backward on the feed dog dental lamina end face, accomplishes work feed.
A kind of cloth feeding device for sewing machine, it comprises presser feet, feed dog, needle plate and template; The dental lamina end face of described feed dog is provided with a plurality of work feed teeth, passes the groove on the needle plate on these a plurality of work feed teeth directionals, and relative with the presser feet that is positioned at the needle plate top; The work feed tooth of the dental lamina end face of described feed dog is a wedge angle; Described template is pressed on the dental lamina end face of feed dog, and work feed tooth crown on the dental lamina end face inserts the bottom surface of template and drives template and move forward.
The work feed tooth of the dental lamina end face of described feed dog is the four sides taper.
Described template adopts the Ya Like plate.
After adopting such scheme; Because work feed method of the present invention is to insert the bottom surface of template and drive template through work feed tooth on the feed dog dental lamina end face to push forward or backward, accomplishes work feed, template is that the feed dog of origin moved back is accomplished; Work feed speed is even, and production efficiency is high.
Owing to the effect that acting on of the work feed tooth of inventing commonly used the work feed tooth is different, commonly using the work feed tooth is to be used to push cloth, and work feed tooth of the present invention is to be used to push template.So; Cloth-feeding device of the present invention is processed the work feed tooth of the dental lamina end face of feed dog has comparatively sharp keen wedge angle; And the template that adopts material Ya Like plate softer, that can let the work feed tooth insert to process; Insert the bottom surface of template and drive template through work feed tooth on the feed dog dental lamina end face and push forward or backward, accomplish work feed, the automatic work feed when realizing sewing.
Below in conjunction with accompanying drawing and specific embodiment the present invention is further described.
Description of drawings
Fig. 1 is an axonometric drawing of commonly using cloth-feeding device;
Fig. 2 is the three-dimensional exploded view of double rows of teeth of the present invention;
Fig. 3 is the axonometric drawing of double rows of teeth of the present invention;
Fig. 4 is the three-dimensional exploded view of monorow tooth of the present invention;
Fig. 5 is the axonometric drawing of monorow tooth of the present invention;
Fig. 6 A, Fig. 6 B are the axonometric drawings of the utility model work feed tooth crown.
The specific embodiment
Like Fig. 2, shown in Figure 3, the present invention is a kind of Sewing machines work feed method, and it may further comprise the steps:
(1) sewing is placed in the template 1;
(2) template 1 is placed on the dental lamina end face 31 of feed dog 3;
(3) feed dog 3 the cloth feeding mechanism of Sewing machines with lift under the acting in conjunction of tooth mechanism; Work is perpendicular to the orbiting motion of the sub-elliptical of horizontal operation face; Work feed tooth 311 inserts the bottom surface of template 1 and drives template 1 and pushes forward or backward on the feed dog dental lamina end face 31, accomplishes work feed.Meanwhile, the Sewing machines syringe needle moves along the gathering sill on the template 1 11, accomplishes and sews up.
As shown in Figure 3, the present invention is a kind of cloth feeding device for sewing machine, and it comprises template 1, presser feet 2, feed dog 3, needle plate 4.
The double rows of teeth needle plate 4 that present embodiment adopts double rows of teeth presser feet 2 and cooperates with it.The dental lamina end face 31 of described feed dog 3 is provided with a plurality of work feed teeth 311, and these a plurality of work feed teeth 311 upwards pass the groove 41 on the needle plate 4, and relative with the presser feet 2 that is positioned at needle plate 4 tops, and presser feet 2 is the double rows of teeth presser feet.The work feed tooth 311 (as shown in Figure 2) of the dental lamina end face 31 of described feed dog 3 is sharp keen wedge angle, and this wedge angle can be the wedge angle 311 (shown in Fig. 6 A) that the bottom is the four sides taper, or bottom wedge angle 311 ' (shown in Fig. 6 B) triangular in shape.Described template 1 is pressed on the dental lamina end face 31 of feed dog 3, and work feed tooth 311 crowns on the dental lamina end face 31 insert the bottom surface of template 1, drives template 1 and moves forward.
Described template 1 adopts material Ya Like plate softer, that can let work feed tooth 311 insert to process.
Like Fig. 4, shown in Figure 5, the monorow tooth needle plate 4 ' that adopts presser feet 2 ', monorow tooth feed dog 3 and cooperate with it.Its structure is identical with double rows of teeth.
Emphasis of the present invention just is: through cooperating of feed dog and template, accomplish work feed.
The above; Be merely preferred embodiment of the present invention, the material of template can be done kind, so can not limit the scope that the present invention implements with this; The equivalence of promptly doing according to claim of the present invention and description changes and modifies, and all should still belong in the scope that patent of the present invention contains.
Claims (4)
1. Sewing machines work feed method, it is characterized in that: it may further comprise the steps: (1) places sewing in the template; (2) template is placed on the dental lamina end face of feed dog; (3) feed dog the cloth feeding mechanism of Sewing machines with lift under the acting in conjunction of tooth mechanism; Work is perpendicular to the orbiting motion of the sub-elliptical of horizontal operation face; The work feed tooth inserts the bottom surface of template and drives template and pushes forward or backward on the feed dog dental lamina end face, accomplishes work feed.
2. the cloth feeding device for sewing machine of a method according to claim 1 design, it is characterized in that: it comprises presser feet, feed dog, needle plate and template; The dental lamina end face of described feed dog is provided with a plurality of work feed teeth, passes the groove on the needle plate on these a plurality of work feed teeth directionals, and relative with the presser feet that is positioned at the needle plate top; The work feed tooth of the dental lamina end face of described feed dog is a wedge angle; Described template is pressed on the dental lamina end face of feed dog, and work feed tooth crown on the dental lamina end face inserts the bottom surface of template and drives template and move forward.
3. cloth feeding device for sewing machine according to claim 2 is characterized in that: the work feed tooth of the dental lamina end face of described feed dog is the four sides taper.
4. cloth feeding device for sewing machine according to claim 2 is characterized in that: described template adopts the Ya Like plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102918540A CN102808292A (en) | 2012-08-16 | 2012-08-16 | Cloth conveying method and cloth conveying device for sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102918540A CN102808292A (en) | 2012-08-16 | 2012-08-16 | Cloth conveying method and cloth conveying device for sewing machine |
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| Publication Number | Publication Date |
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| CN102808292A true CN102808292A (en) | 2012-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2012102918540A Pending CN102808292A (en) | 2012-08-16 | 2012-08-16 | Cloth conveying method and cloth conveying device for sewing machine |
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| CN (1) | CN102808292A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397481A (en) * | 2013-07-30 | 2013-11-20 | 苏州巨康缝制机器人有限公司 | Feed dog |
| CN105525446A (en) * | 2016-02-05 | 2016-04-27 | 衢州市立掏智能科技有限公司 | Sewing machine capable of realizing sewn material shrinking and magnetic clamp positioning |
| CN105525447A (en) * | 2016-02-04 | 2016-04-27 | 衢州市立掏智能科技有限公司 | Synchronous device for sewing machine |
| CN107881665A (en) * | 2017-12-15 | 2018-04-06 | 达利(中国)有限公司 | A kind of method and template assembly of the sewing complications fagot on thin type fabric |
| CN108439009A (en) * | 2018-03-30 | 2018-08-24 | 吴江市新科缝制设备有限公司 | A kind of cloth-feeding device with impurity removal function |
| CN112575455A (en) * | 2020-12-02 | 2021-03-30 | 际华三五零六纺织服装有限公司 | Differential adjustable feed dog device of lockstitch sewing machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57148984A (en) * | 1981-03-13 | 1982-09-14 | Janome Sewing Machine Co Ltd | Manufacture of feed tooth of sewing machine |
| DE3218715A1 (en) * | 1981-08-25 | 1983-03-10 | Veb Kombinat Textima, Ddr 9010 Karl-Marx-Stadt | Cloth feeder |
| CN201729960U (en) * | 2010-06-10 | 2011-02-02 | 劲霸男装股份有限公司 | Novel sewing machine |
| CN202055014U (en) * | 2011-04-20 | 2011-11-30 | 福建七匹狼实业股份有限公司 | Collar sewing template |
| CN202786696U (en) * | 2012-08-16 | 2013-03-13 | 林鹭峰 | Cloth feeding device of sewing machine |
-
2012
- 2012-08-16 CN CN2012102918540A patent/CN102808292A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57148984A (en) * | 1981-03-13 | 1982-09-14 | Janome Sewing Machine Co Ltd | Manufacture of feed tooth of sewing machine |
| DE3218715A1 (en) * | 1981-08-25 | 1983-03-10 | Veb Kombinat Textima, Ddr 9010 Karl-Marx-Stadt | Cloth feeder |
| CN201729960U (en) * | 2010-06-10 | 2011-02-02 | 劲霸男装股份有限公司 | Novel sewing machine |
| CN202055014U (en) * | 2011-04-20 | 2011-11-30 | 福建七匹狼实业股份有限公司 | Collar sewing template |
| CN202786696U (en) * | 2012-08-16 | 2013-03-13 | 林鹭峰 | Cloth feeding device of sewing machine |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103397481A (en) * | 2013-07-30 | 2013-11-20 | 苏州巨康缝制机器人有限公司 | Feed dog |
| CN105525447A (en) * | 2016-02-04 | 2016-04-27 | 衢州市立掏智能科技有限公司 | Synchronous device for sewing machine |
| CN105525446A (en) * | 2016-02-05 | 2016-04-27 | 衢州市立掏智能科技有限公司 | Sewing machine capable of realizing sewn material shrinking and magnetic clamp positioning |
| CN107881665A (en) * | 2017-12-15 | 2018-04-06 | 达利(中国)有限公司 | A kind of method and template assembly of the sewing complications fagot on thin type fabric |
| CN108439009A (en) * | 2018-03-30 | 2018-08-24 | 吴江市新科缝制设备有限公司 | A kind of cloth-feeding device with impurity removal function |
| CN112575455A (en) * | 2020-12-02 | 2021-03-30 | 际华三五零六纺织服装有限公司 | Differential adjustable feed dog device of lockstitch sewing machine |
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Application publication date: 20121205 |