CN104975441B - Thick material blind stitch device - Google Patents
Thick material blind stitch device Download PDFInfo
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- CN104975441B CN104975441B CN201510322205.6A CN201510322205A CN104975441B CN 104975441 B CN104975441 B CN 104975441B CN 201510322205 A CN201510322205 A CN 201510322205A CN 104975441 B CN104975441 B CN 104975441B
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- cloth
- turning
- needle plate
- presser foot
- composite
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- 239000000463 material Substances 0.000 title claims abstract description 11
- 239000004744 fabric Substances 0.000 claims abstract description 128
- 238000007514 turning Methods 0.000 claims abstract description 63
- 239000002131 composite material Substances 0.000 claims abstract description 35
- 238000009958 sewing Methods 0.000 claims abstract description 10
- 238000009826 distribution Methods 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000007306 turnover Effects 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 210000000085 cashmere Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 241000784303 Ochrosia compta Species 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The invention belongs to the technical field of sewing, and particularly relates to a thick material blind stitch device which comprises a composite needle plate, wherein a cloth feeding tooth is arranged below the composite needle plate, a cloth turning fixture is arranged on the composite needle plate, a composite presser foot with cloth turning and cloth feeding functions is arranged above the composite needle plate, and when the cloth is turned over, the composite presser foot applies force to the cloth to enable the edge of the cloth to be turned up, and the turned-over cloth fixture is used for turning over the turned-up cloth. Compared with the prior art, the invention has the advantages that the cloth turning clamp is arranged on the composite needle plate, the composite presser foot with cloth turning and feeding functions is arranged on the composite needle plate, the structure is simple, the operation is convenient, and the work efficiency can be greatly improved by adopting the clamp flanging. The invention can be installed on the existing sewing machine only by dismantling some parts, so that the purchasing cost of enterprises can be greatly reduced.
Description
Technical Field
The invention belongs to the technical field of sewing, and particularly relates to a thick material hidden seam device.
Background
In the use process of the blind stitch machine, thick materials, especially woolen and double-sided cashmere, are particularly easy to break and beat.
In recent years, the two-sided cashmere clothes are popular, no stitching line is visible on both sides of the technological requirement, at present, all factories are finished manually, the requirements of the two-sided bicolor cashmere on the technology are more strict, and a specially skilled worker only makes one or two pieces of clothes in one day, so that the production efficiency is extremely low, and when the machine processing is adopted, a blind stitching machine imported from abroad is used, the manufacturing cost is too high, and the sewing effect is not ideal.
Disclosure of Invention
The following technical problems exist in the prior art: when the blind joint is manually machined, the working efficiency is low, when the machine is used for machining, the machine manufacturing cost is too high, and a thick material blind joint device is used for solving the problems.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a thick material blind stitch device, includes the compound faller, and feed dog sets up in the below of compound faller, is provided with the cloth fixture that turns over on the compound faller, and compound faller top is provided with the compound presser foot that has cloth and feed function, and when turning over, compound presser foot is exerted force to the cloth, makes the cloth edge perk, and cloth fixture divides the cloth of perk to turn over.
The composite needle plate comprises a cloth turning needle plate and a supporting needle plate arranged below the cloth turning needle plate, wherein the cloth turning needle plate is provided with tooth holes and through holesDental hole and through hole->The supporting needle plate is provided with grooves for placing feed teeth at the corresponding positions of the feed teeth of the feed pin die holes, and the supporting needle plate is arranged in the feed pin plate through holes +.>The corresponding position is provided with a through hole->Through-hole->Is longer than the through hole->Is a length of (c).
The lower end of the cloth turning clamp is arranged at the through holeIs a kind of medium.
The cloth turning clamp comprises a cloth dividing clamp and a base plate, and the cloth dividing clamp and the base plate are fixedly connected or are of an integrated structure.
The cloth distributing and turning fixture is of a ladder shape, two tangent cloth turning arc grooves are formed in the top of the cloth distributing and turning fixture, and conical grooves convenient for cloth turning are formed in two vertex angles on one side, away from the machine needle, of the top of the cloth distributing and turning fixture along the cloth feeding direction.
One side of the step-shaped distribution and distribution clamp is arranged onThrough holeThe pad is arranged at the through hole->The width of the backing plate is larger than that of the distribution and turnover fixture.
The composite presser foot comprises a cloth feeding presser foot and a cloth turning presser foot, wherein the bottom surface of the cloth feeding presser foot is only contacted with the cloth feeding teeth, the cloth turning presser foot is fixed on the cloth feeding presser foot, and a through hole is formed in the left end of the cloth turning presser foot.
The pull-push device comprises a push-pull rod, the push-pull rod is arranged in a chute, the chute is fixed on a machine plate, a gap is reserved between the tail of the push-pull rod and the tail of the chute, the push-pull rod is in a ladder shape, one end, close to a cloth distribution clamp, is lower than the other end, of the cloth distribution clamp, is fixed at the lower end of the push-pull rod, a through hole is machined in the middle of the high end of the push-pull rod, a tension spring I is arranged in the through hole, a pin is arranged on the machine plate of the sewing machine, the pin is positioned in the through hole in the middle of the push-pull rod, one end of the tension spring I is hung on the pin, the other end of the tension spring I is hung on a cross rod in the through hole of the push-pull rod, and the tail end of the push-pull rod is connected with a steel wire rope.
Compared with the prior art, the invention has the advantages that the cloth turning clamp is arranged on the composite needle plate, the composite presser foot with cloth turning and feeding functions is arranged on the composite needle plate, the structure is simple, the operation is convenient, and the work efficiency can be greatly improved by adopting the clamp flanging. The invention can be installed on the existing sewing machine only by dismantling some parts, so that the purchasing cost of enterprises can be greatly reduced.
Drawings
Fig. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic view of a composite needle board structure.
Fig. 3 is a schematic view of a composite needle plate structure with a feed dog mounted thereon.
Fig. 4 is a front view of the composite presser foot.
Fig. 5 is a perspective view of the composite presser foot.
Fig. 6 is a schematic structural view of the distribution jig.
Fig. 7 is a schematic structural diagram of the pulling and pushing device.
Fig. 8 is a schematic diagram of a distribution diagram.
Wherein 1 is a cloth turning needle plate; 2 is a supporting needle plate; 3 is a feed dog; 4 is a distribution turning fixture; 5 is a backing plate; 6 is a cloth feeding presser foot; 7 is a cloth turning presser foot; 8 is a push-pull rod; 9 is a tension spring I;10 is a chute; 11 is a wire rope; 12 is a through hole I;13 is a tooth aperture; 14 is a through hole; 15 is an arc-shaped groove; 16 is a tapered recess; 17 is a needle; 18 is a cloth.
Detailed Description
As shown in fig. 1-8, a thick material blind stitch device comprises a composite needle plate, a feed dog 3 is arranged below the composite needle plate, a cloth turning fixture is arranged on the composite needle plate, a composite presser foot with cloth turning and feed functions is arranged above the composite needle plate, the composite presser foot applies force to a cloth 18 during cloth turning, the edge of the cloth 18 is turned up, and the turned cloth fixture turns over the turned cloth 18.
The composite needle plate comprises a cloth turning needle plate 1 and a supporting needle plate 2 arranged below the cloth turning needle plate 1, wherein the cloth turning needle plate 1 is provided with tooth holes 13 and through holes12, dental hole 13 and through hole->12 are not interfered, grooves for placing the feed teeth 3 are processed on the support needle plate 2 at the corresponding positions of the tooth holes 13 of the cloth turning needle plate 1, and the support needle plate 2 is arranged at the through holes +.>12 are provided with through holes at corresponding positions>Through-hole->Is longer than the through hole->12, length of the tube.
The lower end of the cloth turning clamp is arranged at the through holeIs a kind of medium.
The cloth turning clamp comprises a cloth distributing clamp 4 and a base plate 5, and the cloth distributing clamp 4 and the base plate 5 are fixedly connected or are of an integrated structure.
The cloth distributing and turning clamp 4 is of a ladder shape, two tangent cloth turning arc grooves 15 are formed in the top of the cloth distributing and turning clamp 4, conical grooves 16 which are convenient for turning cloth are formed in two vertex angles of one side, away from a needle 17, of the top of the cloth distributing and turning clamp 4 along the cloth feeding direction, the top of the cloth distributing and turning clamp 4 is further provided with the conical grooves 16 on the basis of original two tangent cloth turning arc grooves 15, and arc edges are formed on the walls of the cloth turning arc grooves 15, so that cloth turning is convenient. In order to facilitate the movement of the distribution jig 4, a pulling and pushing device may be connected to the rear end of the distribution jig 4.
The pulling and pushing device comprises a push-pull rod 8, the push-pull rod 8 is arranged in a chute 10, the chute 10 is fixed on a machine plate, a gap is reserved between the tail of the push-pull rod 8 and the tail of the chute 10, the push-pull rod 8 is of a ladder shape, one end, close to a distribution cloth clamp 4, is lower than the other end, the distribution cloth clamp 4 is fixed at one end of the push-pull rod 8, a through hole is machined in the middle of one high end of the push-pull rod 8, a tension spring I9 is arranged in the through hole, a pin is arranged on the machine plate of the sewing machine, the pin is positioned in the through hole in the middle of the push-pull rod 8, one end of the tension spring I9 is hung on the pin, the other end is hung on a cross rod in the through hole of the push-pull rod 8, and the tail end of the push-pull rod 8 is connected with a steel wire rope 11. When the cloth distributing and overturning clamp 4 is moved leftwards, the steel wire rope 11 is pulled, and when the cloth distributing and overturning clamp 4 is moved rightwards, the steel wire rope 11 is loosened, and the push-pull rod 8 rebounds to the original position under the action of the tension spring I9.
One side of the step-shaped distribution fixture 4 is arranged at the through hole12, the backing plate 5 is arranged in the through hole +.>In the middle, the width of the backing plate 5 is larger than that of the distribution and distribution clamp 4, so that the distribution and distribution clamp 4 cannot move at will, and is convenient to work and use, and the through holes are +.>12 and through-hole->The length of the step section of the distribution clamp 4 extending into the through hole is larger than that of the distribution clamp 4, so that the distribution clamp 4 can move left and right conveniently.
The compound presser foot include feed presser foot 6 and turn over cloth presser foot 7, the bottom surface of feed presser foot 6 only contacts with feed dog 3, turn over cloth presser foot 7 passes through the axiality screw to be fixed on feed presser foot 6, turn over cloth presser foot 7 left end processing has through-hole 14, the one end of extension spring is hung on sewing machine casing at the other end in turn over cloth presser foot 7 through-hole, under the effect of extension spring, the other end of turn over cloth presser foot 7 just can hug closely cloth 18 all the time, exert certain power to cloth 18, there is certain perk to cloth 18 on presser foot both sides under the effect like this, be favorable to dividing turn over cloth fixture 4 turn over cloth.
The working engineering of the invention is as follows: before cloth is placed, the cloth distributing and turning clamp 4 is pulled to the left, after the cloth is placed, the composite presser foot is put down, then the cloth distributing and turning clamp 4 is pushed to the right, the cloth 18 is tightly attached to the cloth presser foot 7 under the action of a spring, a certain force is applied to the cloth 18, the cloth 18 on two sides of the cloth presser foot can be tilted to a certain degree under the action of the force, the needle 17 is positioned between the composite presser foot and the cloth distributing and turning clamp 4, and the sewing machine can be started to work.
Claims (3)
1. The utility model provides a thick material blind stitch device which characterized in that: the device comprises a composite needle plate, wherein a cloth feeding tooth is arranged below the composite needle plate, a cloth turning fixture is arranged on the composite needle plate, a composite presser foot with cloth turning and cloth feeding functions is arranged above the composite needle plate, and when the cloth is turned over, the composite presser foot applies force to the cloth to enable the edge of the cloth to be turned up, and the turned-over fixture turns over the turned-up cloth separately;
the composite needle plate comprises a cloth turning needle plate and a support needle plate arranged below the cloth turning needle plate, wherein tooth holes and through holes I are formed in the cloth turning needle plate, the tooth holes do not interfere with the through holes I, grooves for placing cloth feeding teeth are formed in the corresponding positions of the tooth holes of the cloth turning needle plate, through holes II are formed in the corresponding positions of the through holes I of the cloth turning needle plate, and the length of the through holes II is larger than that of the through holes I;
the lower end of the cloth turning clamp is arranged in the through hole I;
the cloth turning clamp comprises a cloth distributing clamp and a backing plate, and the cloth distributing clamp and the backing plate are fixedly connected or are of an integrated structure;
the cloth distributing and turning fixture is of a ladder shape, two tangent cloth turning arc grooves are formed in the top of the cloth distributing and turning fixture, and conical grooves convenient for cloth turning are formed in two vertex angles at one side, away from the machine needle, of the top of the cloth distributing and turning fixture along the cloth feeding direction;
one side of the step-shaped distribution clamp is arranged in the through hole I, the base plate is arranged in the through hole II, and the width of the base plate is larger than that of the distribution clamp;
the composite presser foot comprises a cloth feeding presser foot and a cloth turning presser foot, wherein the bottom surface of the cloth feeding presser foot is only contacted with the cloth feeding teeth, the cloth turning presser foot is fixed on the cloth feeding presser foot, and a through hole is formed in the left end of the cloth turning presser foot.
2. A thick material blind stitching device according to claim 1, wherein: the rear end of the cloth turning clamp is connected with a pulling and pushing device.
3. A thick material blind stitching device according to claim 2, wherein: the pull-push device comprises a push-pull rod, the push-pull rod is arranged in a chute, the chute is fixed on a machine plate, a gap is reserved between the tail of the push-pull rod and the tail of the chute, the push-pull rod is in a ladder shape, one end, close to a cloth distribution clamp, is lower than the other end, of the cloth distribution clamp, is fixed at the lower end of the push-pull rod, a through hole is machined in the middle of the high end of the push-pull rod, a tension spring I is arranged in the through hole, a pin is arranged on the machine plate of the sewing machine, the pin is positioned in the through hole in the middle of the push-pull rod, one end of the tension spring I is hung on the pin, the other end of the tension spring I is hung on a cross rod in the through hole of the push-pull rod, and the tail end of the push-pull rod is connected with a steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510322205.6A CN104975441B (en) | 2015-06-12 | 2015-06-12 | Thick material blind stitch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510322205.6A CN104975441B (en) | 2015-06-12 | 2015-06-12 | Thick material blind stitch device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104975441A CN104975441A (en) | 2015-10-14 |
| CN104975441B true CN104975441B (en) | 2024-03-19 |
Family
ID=54272384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510322205.6A Active CN104975441B (en) | 2015-06-12 | 2015-06-12 | Thick material blind stitch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104975441B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107130370B (en) * | 2017-06-08 | 2023-01-20 | 际华橡胶工业有限公司 | Stitching device for sewing counter |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB465015A (en) * | 1936-06-05 | 1937-04-29 | Howard Conkling Underwood | Improvements in sewing machine accessories |
| US6244202B1 (en) * | 2000-04-20 | 2001-06-12 | Shigeharu Tsuta | Needle plate for the sewing machine |
| CN2871586Y (en) * | 2005-11-21 | 2007-02-21 | 罗千 | Needle plate of hidden sewing plate |
| JP2008023165A (en) * | 2006-07-24 | 2008-02-07 | Muneya Yasukawa | Presser foot metal fitting of sewing machine, and presser foot set |
| CN202809227U (en) * | 2012-06-12 | 2013-03-20 | 上海贵池衣车实业有限公司 | Needle plate for thick-stuff sewing machine |
| CN104499206A (en) * | 2014-12-15 | 2015-04-08 | 北京五木服装有限责任公司 | Novel needle plate for sewing shirt cuff |
| CN204715036U (en) * | 2015-06-12 | 2015-10-21 | 薛保运 | A kind of thick material blind-stitch seam device |
-
2015
- 2015-06-12 CN CN201510322205.6A patent/CN104975441B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB465015A (en) * | 1936-06-05 | 1937-04-29 | Howard Conkling Underwood | Improvements in sewing machine accessories |
| US6244202B1 (en) * | 2000-04-20 | 2001-06-12 | Shigeharu Tsuta | Needle plate for the sewing machine |
| CN2871586Y (en) * | 2005-11-21 | 2007-02-21 | 罗千 | Needle plate of hidden sewing plate |
| JP2008023165A (en) * | 2006-07-24 | 2008-02-07 | Muneya Yasukawa | Presser foot metal fitting of sewing machine, and presser foot set |
| CN202809227U (en) * | 2012-06-12 | 2013-03-20 | 上海贵池衣车实业有限公司 | Needle plate for thick-stuff sewing machine |
| CN104499206A (en) * | 2014-12-15 | 2015-04-08 | 北京五木服装有限责任公司 | Novel needle plate for sewing shirt cuff |
| CN204715036U (en) * | 2015-06-12 | 2015-10-21 | 薛保运 | A kind of thick material blind-stitch seam device |
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| Publication number | Publication date |
|---|---|
| CN104975441A (en) | 2015-10-14 |
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