CN101368319A - Transporter for transporting sewing material while operating a sewing machine - Google Patents
Transporter for transporting sewing material while operating a sewing machine Download PDFInfo
- Publication number
- CN101368319A CN101368319A CNA200810129878XA CN200810129878A CN101368319A CN 101368319 A CN101368319 A CN 101368319A CN A200810129878X A CNA200810129878X A CN A200810129878XA CN 200810129878 A CN200810129878 A CN 200810129878A CN 101368319 A CN101368319 A CN 101368319A
- Authority
- CN
- China
- Prior art keywords
- feeder
- needle plate
- base portion
- portion body
- feeding part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000009958 sewing Methods 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 title abstract description 5
- 230000007704 transition Effects 0.000 claims description 34
- 230000002093 peripheral effect Effects 0.000 claims description 24
- 239000004744 fabric Substances 0.000 claims description 8
- 238000010417 needlework Methods 0.000 description 11
- 239000000758 substrate Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 206010017577 Gait disturbance Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/02—Work-feeding means with feed dogs having horizontal and vertical movements
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B27/00—Work-feeding means
- D05B27/02—Work-feeding means with feed dogs having horizontal and vertical movements
- D05B27/08—Work-feeding means with feed dogs having horizontal and vertical movements with differential feed motions
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B35/00—Work-feeding or -handling elements not otherwise provided for
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B51/00—Applications of needle-thread guards; Thread-break detectors
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention relates to a transport unit (17) for transporting sewing materials while operating a sewing machine comprising at least a transport section (28, 28a) which is configured to frictional cooperate with sewing materials and implement a transport motion in a needle plate recess of the needle plate; and a basic body (29) through which the transport section (28, 28a) is connected to a transport unit bracket. An edge contour (32) of the transport section (28, 28a) verges into an edge contour (33) of a basic body seen with mounted feeder 17 in a projection on a needle plate-planar.
Description
Technical field
The present invention relates to a kind of feeder that is used at Sewing machines operating period feeding fabric, this feeder comprises at least one feeding part and a base portion body, described feeding partial design becomes to be used for to interact with fabric friction-type ground and be used for carrying out feed motion at the needle plate recess of needle plate, and the feeding part is connected to a feeder support rigidly by described base portion body.
Background technology
By the known such feeder of existing public use.Under disadvantageous operating condition, the feeding part that needlework undesirably twine feeder may take place, this is also referred to as " kinking ".This can cause the operating trouble of Sewing machines, particularly causes undesirable needlework of pulling apart.
Summary of the invention
The objective of the invention is to develop a kind of feeding (feeding, feed) device that starts described type, so that prevent undesirable kinking.
According to the present invention, described purpose realizes by a kind of feeder, wherein, from mounted feeder the projection on needle plate plane as can be seen, the peripheral profile of feeding part jointlessly combines with the peripheral profile of base portion body.
The present invention is based on the following fact: because the jointless peripheral profile of feeder, make not have the edge that can allow the needlework ring in sewing needle operating period formation to twine at the feeder place, so undesirable kinking can be avoided in undesirable mode.
Utilize web between feeding part and base portion body, to form a peripheral profile transition member, from the projection of mounted feeder on the needle plate plane, this web equals the width of this base portion body at the width to base portion body transition position, and equal this feeding width partly at width to feeding part transition position, the material that such web needs is few, can prevent undesirable kinking reliably simultaneously.
Make the width with linear change of transition member between transition, then this transition member will be easy to make.
Make web each transition portion perpendicular to the thickness on needle plate plane less than the thickness of feeding part and the thickness of base portion body, then this web only needs a spot of especially material.
The crosspointer that a kind of feeder design promptly is used in Sewing machines also can prevent undesirable kinking in operating, this feeder design comprises a feeding part, this feeding comprises that partly two feeding parton unit disposed adjacent one another are to be used in the two-needle sewing machine, wherein, from the projection base portion body of mounted feeder on the needle plate plane, the peripheral profile of feeding part all jointlessly combines in the both sides of feeder with the peripheral profile of base portion body.
A kind of Sewing machines has with top about the described corresponding advantage of feeder of the present invention, and this Sewing machines comprises: the needle plate that has the needle plate recess; The shank that comprises attaching sewing needle thereon, described shank are actuated to move up and down in stitching plate (needle plate) top; And according to feeder of the present invention, this feeder is arranged in the needle plate recess to carry out feed motion.
Description of drawings
By accompanying drawing embodiments of the invention are described in further detail below, in the accompanying drawings:
Fig. 1 illustrates and is partly excised and show the side view of the Sewing machines of some interior details;
Fig. 2 illustrates amplification and the more detailed view that forms the zone according to the stitching of the Sewing machines of Fig. 1, and comprising Sewing machines, line hook and fabric feeder, feeder is designed for two-needle sewing machine;
Fig. 3 illustrates the view according to direction III among Fig. 2;
Fig. 4 illustrates the perspective view according to the feeder of the embodiment of Fig. 2 and 3;
Fig. 5 illustrates the vertical view according to the feeder of Fig. 4, visible view in the time of promptly on installing afterwards by the needle plate plane that projects to Sewing machines;
Fig. 6 illustrates the upward view according to the feeder of Fig. 4;
Fig. 7 is similar to Fig. 4, and the perspective view of the feeder that is used for the single needle Sewing machines of another embodiment is shown;
Fig. 8 illustrates the vertical view according to the feeder of Fig. 7;
Fig. 9 illustrates the upward view according to the feeder of Fig. 7.
The specific embodiment
Sewing machines 1 comprises substrate 2, and this substrate has from column 3 and the crooked arm 4 of substrate to upper process.The end of described arm 4 is a head 5.Arm axle 6 is installed being used in arm 4 rotation, this arm axle 6 drives the crank driver 7 that has thread take-up tension lever 8 that is arranged in head 5.Be connected to crank driver 7 activity the shank 9 that is mounted for displacement in head 5.Described shank 9 has sewing needle 10 in its lower end.Sewing needle 10 can move up and down owing to crank driver 7, and sewing needle 10 moves in a space.In the one pinprick, sewing needle 10 guiding are by the needlework 13 of bobbin 12 via stringing device and thread take-up tension lever 8 supplies.
Supporting plate or needle plate 14 are installed on substrate 2, and these supporting plate 14 upper berths are placed with a slice fabric 15.Supporting plate 14 comprises feeding head (feed dog) opening or needle plate recess 16, and it forms and allows feeder or feeding 17 to pass through.The feeder 17 that is designed for two-needle sewing machine has two stitching holes 18,18a disposed adjacent one another on perpendicular to the direction of making direction N, wherein, as shown in Figure 3, have only stitching hole 18-promptly in Fig. 3 by under stitching hole-be used, in other words, being sewed pin 10 passes.Feeder 17 is by a feeding and lifting driver drives, and this feeding and lifting driver are driven below substrate 2.
Be provided with a line hook 19 below supporting plate 14, this line hook 19 comprises the line coupler body 20 that has bill 21.Line coupler body 20 is rigidly connected to one, and this has the vertical-rotation-axis 22 that is parallel to shank 9 extensions.This is mounted to rotation in the rest pad 23 on being screwed to substrate 2.In this rest pad 23 power transmission shaft 24 is installed also, this power transmission shaft is connected to the gear drive that is arranged in the rest pad 23.Power transmission shaft 24 by belt driver 25 activity be connected to arm axle 6.
The stitching that Fig. 2 and 3 illustrates Sewing machines 1 forms regional more detailed view.Wherein show sewing needle 10 along the situation that is moved out of stitching hole 18 towards the direction of top dead-centre.Below stitching hole 18, needlework 13 form needlework ring 26, and in interleaving process subsequently, this needlework ring and bobbin thread 27 interweave.Bobbin thread 27 is supplied to stitching and forms the zone by bobbin tube in the online coupler body 20 or winding reel 27a are set.
Fig. 4-6 illustrates the detailed view of feeder 17.Feeder 17 comprises that two are gone up feeding parts 28,28a, and they have a surface that forms the zigzag ripple respectively in the both sides of stitching hole 18,18a, interacts with fabric 15 friction-type ground being used for.Activate by feeding and lifting driver, feeding part 28 in a feeding opening 16-just in the needle plate recess-carry out feed motion.
Corresponding with the division of the feeder 17 that comprises two stitching holes 18,18a, be included in perpendicular to described two feeding parts 28,28a disposed adjacent one another on the direction of making direction N according to the feeder 17 of Fig. 2-6.Between these feeding parts 28,28a, in needle plate 14, be furnished with a web 30, this web is divided into a feeding opening 16 two local openings 16, the 16a that is used for feeding part 28,28a.
Above base portion body 29, feeding part 28,28a are rigidly connected to the feeder support that form is backbar 29a, and this backbar 29a then is formed for the feeding of feeder 17 and the part of lifting driver.
The vertical view of Fig. 5 illustrates, and when going to see feeder 17 with vertical view, in other words, when mounted feeder 17 projected on the needle plate plane 34, the peripheral profile 32 of feeding part 28,28a jointlessly combined with the peripheral profile 33 of base portion body 29.This no seam formula transition is guaranteed that by a peripheral profile transition member 35 this periphery profile transition piece is by forming at the peripheral profile 32 of feeding part 28,28a and the transition web between the base portion body 29.As visible in the vertical view of Fig. 5, in other words, by the projection of feeder 17 on needle plate plane 34 as seen, the width to base portion body 29 transition positions of transition web 35 equals the width of this base portion body 29, and equals the overall width of these feeding parts 28,28a at the width to feeding part 28,28a transition position.Between these transition portions, transition member 35 has the width of linear change.With needle plate plane 34 vertically, transition member 35-be web-a have thickness 36, when towards the transition position of feeding part 28,28a with when the transition position of base portion body 29 is measured, this thickness is less than the thickness of feeding part 28,28a and the thickness of base portion body 29.
In the design of the crosspointer of Fig. 2-6, the peripheral profile 32 of feeding part 28,28a all jointlessly combines in the both sides of feeder 17 with the peripheral profile 33 of base portion body 29, this in according to the projection on needle plate plane 34 of Fig. 5 as seen.By peripheral profile transition member 35, this no seam formula transition has guaranteed that needlework ring 26 will never undesirably twine one of feeding part 28,28a or twine the 28-this winding of feeding part and may cause the operating trouble of Sewing machines 1 when the Sewing machines that uses according to Fig. 3.Needlework ring 26 slides along peripheral profile 32,33 and along peripheral profile transition member 35, and can not be subjected to the obstruction at edge, in other words, and the projection hook that feeder 17 can the not occur situation of needlework 13 of stumbling.
Fig. 7-9 illustrates another embodiment of feeder 37, and this feeder 37 is designed to be exclusively used in the single needle Sewing machines.With represent with identical Reference numeral in conjunction with the parts of described parts of Fig. 1-6 and function equivalent and no longer describe in detail.
Claims (6)
1. be used for feeder (17 at Sewing machines (1) operating period feeding fabric (15); 37), described feeder (17; 37) comprising:
-at least one feeding part (28,28a; 28), this feeding partial design is used for interacting with fabric (15) friction-type ground and being used for carrying out feed motion at the needle plate recess (16) of needle plate (14);
-base portion body (29), and described feeding part (28,28a; 28) be rigidly connected to a feeder support (29a) by this base portion body;
It is characterized in that,
-from mounted feeder (17; 37) projection on needle plate plane (34), and described feeding part (28,28a; 28) peripheral profile (32) jointlessly combines with the peripheral profile (33) of base portion body (29).
2. feeder according to claim 1 is characterized in that, by web feeding part (28,28a; 28) form peripheral transition member (35) and between the base portion body (29), from mounted feeder (17; 37) projection on needle plate plane (34), the width of described web equals the width of base portion body (29) at the transition position towards base portion body (29), and towards the feeding part (28,28a; 28) transition position equal feeding part (28,28a; 28) width.
3. feeder according to claim 2 is characterized in that, this transition member (35) has linear change between transition position width.
4. feeder according to claim 2 is characterized in that, with needle plate plane (34) vertically, web (35) has a thickness, this thickness each transition position less than feeding part (28,28a; The thickness of thickness 28) and base portion body (29).
5. feeder according to claim 1, it is characterized in that, be used under the situation of two-needle sewing machine, feeding part (28,28a) comprise two feeding parton unit disposed adjacent one another (28,28a), wherein, when from the projection base portion body (29) of mounted feeder (37) on needle plate plane (34), (28, peripheral profile (32) 28a) all jointlessly combines in the both sides of feeder (37) with the peripheral profile (33) of base portion body (29) the feeding part.
6. Sewing machines comprises:
-needle plate (14), this needle plate comprise needle plate recess (16);
-attaching has the shank (9) of sewing needle (10) on it, and described shank (9) is driven in needle plate (14) top and moves up and down;
-according to the described feeder (17 of one of claim 1-5; 37), described feeder (17; 37) be arranged in the needle plate recess (16) to be used to carry out feed motion.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE202007011553.9 | 2007-08-17 | ||
| DE202007011553U DE202007011553U1 (en) | 2007-08-17 | 2007-08-17 | Transporter for the transport of sewing material during the operation of a sewing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101368319A true CN101368319A (en) | 2009-02-18 |
| CN101368319B CN101368319B (en) | 2013-06-05 |
Family
ID=40122466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810129878XA Active CN101368319B (en) | 2007-08-17 | 2008-08-14 | Feeder for feeding sewing material while operating a sewing machine and related sewing machine |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2025790B1 (en) |
| JP (1) | JP2009045460A (en) |
| KR (1) | KR101424287B1 (en) |
| CN (1) | CN101368319B (en) |
| DE (1) | DE202007011553U1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101929040A (en) * | 2009-06-18 | 2010-12-29 | 日本发条株式会社 | The downside conveying mechanism and the apparatus for sewing of apparatus for sewing |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010101429A2 (en) | 2009-03-04 | 2010-09-10 | 주식회사 엘지화학 | Electrolyte comprising an amide compound, and an electrochemical element comprising the same |
| WO2022129332A1 (en) | 2020-12-16 | 2022-06-23 | Jt International Sa | Heat not burn filament system |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE77872C (en) * | J. L. FOLLETT, New-York, V. St. A | Knife slide drive for sewing machines with swinging hook | ||
| US1329636A (en) * | 1915-12-27 | 1920-02-03 | Albert D Smith | Feed for sewing-machines |
| US1543945A (en) * | 1921-04-19 | 1925-06-30 | Union Special Machine Co | Feeding mechanism for sewing machines |
| FR973974A (en) * | 1948-09-07 | 1951-02-16 | Advanced sewing machine feed system | |
| US3467039A (en) * | 1967-11-20 | 1969-09-16 | Singer Co | Work feeding mechanisms for sewing machines |
| CN2349226Y (en) * | 1998-02-09 | 1999-11-17 | 卢金荣 | Feeding mechanism for sewing machine |
| US5979346A (en) * | 1998-03-12 | 1999-11-09 | Rodriguez; Rosty | Automatic stitching apparatus |
| JP4261698B2 (en) * | 1999-01-21 | 2009-04-30 | Ｊｕｋｉ株式会社 | Sewing machine cloth feed mechanism |
| JP2004174120A (en) * | 2002-11-29 | 2004-06-24 | Juki Corp | Feeding device of sewing machine |
| DE102005029955A1 (en) * | 2005-06-28 | 2007-01-04 | Dürkopp Adler AG | sewing machine |
-
2007
- 2007-08-17 DE DE202007011553U patent/DE202007011553U1/en not_active Expired - Lifetime
-
2008
- 2008-08-01 EP EP08013805.0A patent/EP2025790B1/en active Active
- 2008-08-13 JP JP2008208519A patent/JP2009045460A/en active Pending
- 2008-08-14 CN CN200810129878XA patent/CN101368319B/en active Active
- 2008-08-14 KR KR1020080079913A patent/KR101424287B1/en active IP Right Grant
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101929040A (en) * | 2009-06-18 | 2010-12-29 | 日本发条株式会社 | The downside conveying mechanism and the apparatus for sewing of apparatus for sewing |
| CN101929040B (en) * | 2009-06-18 | 2014-02-19 | 日本发条株式会社 | Lower conveying mechanism of seaming device and seaming device |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101424287B1 (en) | 2014-07-31 |
| DE202007011553U1 (en) | 2008-12-24 |
| EP2025790A2 (en) | 2009-02-18 |
| EP2025790B1 (en) | 2015-03-04 |
| CN101368319B (en) | 2013-06-05 |
| EP2025790A3 (en) | 2011-10-19 |
| JP2009045460A (en) | 2009-03-05 |
| KR20090018583A (en) | 2009-02-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210811 Address after: Bielefeld, Germany Patentee after: Durkep Adler Co.,Ltd. Address before: Bielefeld, Germany Patentee before: D rkopp Adler AG |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Bielefeld, Germany Patentee after: Dukepu Aihua Co.,Ltd. Country or region after: Germany Address before: Bielefeld, Germany Patentee before: Durkep Adler Co.,Ltd. Country or region before: Germany |