WO2006123401A1 - 本縫いのミシン - Google Patents
本縫いのミシン Download PDFInfo
- Publication number
- WO2006123401A1 WO2006123401A1 PCT/JP2005/008990 JP2005008990W WO2006123401A1 WO 2006123401 A1 WO2006123401 A1 WO 2006123401A1 JP 2005008990 W JP2005008990 W JP 2005008990W WO 2006123401 A1 WO2006123401 A1 WO 2006123401A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sewing
- force
- needle
- sewing machine
- feed
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B1/00—General types of sewing apparatus or machines without mechanism for lateral movement of the needle or the work or both
- D05B1/08—General types of sewing apparatus or machines without mechanism for lateral movement of the needle or the work or both for making multi-thread seams
- D05B1/12—Lock-stitch seams
-
- 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
- D05B29/00—Pressers; Presser feet
- D05B29/06—Presser feet
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B57/00—Loop takers, e.g. loopers
- D05B57/08—Loop takers, e.g. loopers for lock-stitch sewing machines
- D05B57/10—Shuttles
- D05B57/14—Shuttles with rotary hooks
- D05B57/143—Vertical axis type
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B73/00—Casings
- D05B73/04—Lower casings
- D05B73/12—Slides; Needle plates
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2507/00—Sport; Military
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2507/00—Sport; Military
- D10B2507/06—Parachutes
Definitions
- the present invention is an invention related to a four-stitch sewing machine with a main stitch, and particularly an invention related to a sewing machine for efficiently sewing a thick sewing material, and further using a large force machine and an integrated feed mechanism. It has a sewing machine.
- Patent Document 1 JP-A-11-226273
- Patent Document 2 There is also 3-111991 (Patent Document 2).
- Patent Document 3 There is a sewing machine as shown in 2004-147713 (Patent Document 3).
- Patent Document 4 Japanese Patent Application Laid-Open No. 2005-118400 uses a separating plate to prevent entanglement in accordance with the positional relationship between the two needles and the force machine.
- Patent Document 1 JP-A-11-226273
- Patent Document 2 JP 2003-111991
- Patent Document 3 Japanese Patent Application Laid-Open No. 2004-147713
- Patent Document 4 Japanese Patent Laid-Open No. 2005-118400 Disclosure of the invention
- the sewing machine shown in Patent Document 1 is a two-needle sewing machine that enables a plurality of sewings at a time.
- the invention takes a thread tension and makes the left and right seams uniform. Therefore, it was impossible to sew thick sewing materials efficiently.
- the sewing machine shown in Patent Document 3 is used for sewing thick sewing materials, and the lower feed and the upper feed foot cooperate to form a feed mechanism. It is arranged in the order of force, needle, needle, force in the feed direction, and feeds one pitch at a pitch equal to the needle interval, resulting in poor efficiency because sewing is performed one pitch at a time.
- the sewing machine shown in Patent Document 4 is a sewing machine that is also used for sewing thick materials, in which two needles are arranged in the feed direction, and two force machines are arranged along the line connecting the two needles.
- This is a configuration arranged in contrast to the left and right, and shows a configuration having a separating plate having spring elasticity between the needles.
- the yarn is prevented from being entangled between the two needles.
- This configuration has overlapping seams and has the same drawbacks as described above.
- the upper presser is movable in the vertical direction and presses the cloth from the upper direction, and the cloth feed is made by the sewing of the sewing element in contact with the feed dog by the feed feed movement in the bed.
- the material is fed in the feed direction.
- a sewing machine that can be used as a thick sewing material such as a tent fabric, a canvas, or a leather product, which is a thick sewing material, that is, a cloth member for a parachute, or a tent, as a present situation.
- a thick sewing material such as a tent fabric, a canvas, or a leather product, which is a thick sewing material, that is, a cloth member for a parachute, or a tent, as a present situation.
- two force tools are arranged in parallel to the feed direction and perpendicular to the feed direction in the feed direction of the sewn product according to the invention of claim 1, and perpendicular to the feed direction in the feed direction of the sewn product.
- Two force tools are arranged parallel to the direction, and needles corresponding to each force tool are located inwardly of the inner tangent of the two parallel force tools, and four needles are one needle stock.
- the sewing machine has four needles and four sewing machines, and has an intermediate presser that can be moved through the intermediate presser bar and an outer presser that can be moved through the presser bar.
- the movable feed dog provided in the bed, the intermediate presser is lowered as the needle is lowered, the feed dog is raised and the sewing product is stitched to the sewing product while being pressed against the intermediate presser and the feed dog.
- a sewing machine that feeds the sewing product by cooperatively moving in the feed direction.
- the sewing machine may be a main sewing machine that has a distance of about one pitch of the stitching seam in cooperation with the feeding direction! /.
- the force base position can be adjusted by adjusting the needle width as in the invention according to claim 5, or the force base is oil-like as in the invention according to claim 6.
- the tank is integrated! /.
- FIG. 1 is a diagram showing an outline of a sewing machine according to the present invention.
- a total of four force bases 2 are provided inside the bed 10 of the sewing machine main body 1, and further, a large force machine 2
- the driving of the lower shaft 22 is the same as that of a general sewing machine.
- Needle stock 31 is provided on needle bar base 3, and needle 32 is provided with a total of four needles 32.
- the needle 32 has two needles 32a arranged in parallel on the side of feeding a cloth or the like which is a sewing material, and the distance between them is slightly narrow. [0042] Furthermore, two needles 32b are arranged in parallel on the side where the cloth or the like, which is a sewing material, is sent out, but the distance between the needles is somewhat wide, and the distance between the two is The needle on the feeding side is located within the interval.
- an intermediate presser 41 is provided via the intermediate presser bar 4, and an outer presser 51 is provided via the presser bar 5.
- this sewing machine Since this sewing machine has four needles, it can form four stitches and eyes at a time, and a thick thick sewing material, that is, a cloth member for parachute, a cloth member for a tent, This makes it possible to sew thick sewing materials such as the ground, canvas, or leather products tightly and to sew multiple times at once.
- the sewing and strength can be increased by sewing the four rows and the eyes.
- the thickness, sewing, and thread can be used as the lower thread, so that the sewing and strength can be increased.
- the bed 10 has a needle plate and a feed dog.
- the feed dog 61 moves in the direction of the intermediate presser 41, presses the sewing product with the intermediate presser 41 and the feed dog 61, and the needle 32 penetrates the sewing product.
- slightly raised outer presser 51 may also move in cooperation as necessary.
- the cloth sewn by the movement is sent, but the needle 32 is gradually raised toward the completion of the movement starting force, and the intermediate presser 41 is also raised simultaneously or in synchronization with the raising of the needle 32.
- the feed dog 61 also moves in a direction in which the force of the sewn product, for example, the cloth, is separated.
- the cloth or the like is not displaced.
- the presser portion of the outer presser 51 is disposed corresponding to the needle plate 6. [0056] In this way, by moving together, sewing can be performed with the intermediate presser 41 and the feed dog 61 pressing the fabric and holding the cloth when the needle 32 is lowered and sewn. The cloth can be fed in the feeding direction, and even if it is a very thick sewing product, it is possible to carry out the sewing properly as well as the force if it is possible to surely feed the cloth.
- the outer presser 51 can restrain the sent cloth and the like by restricting the position at the position, and the preparation for the next sewing is completed. .
- the needle stock 31 is provided with four needles 32, and the four needles 32 can move together.
- the intermediate presser 41 has a free press structure on the bottom surface, and can press the sewing product tightly.
- FIG. 2 is a diagram showing a state in which the large force cylinder 21 and the needle plate 6 are clearly shown with the square plate 12 of the bed 10 removed.
- a feed dog 6 la having a hole into which the needle tip can be inserted is arranged in the opening of the needle plate 6 in the needle tip direction on the bed 10 side.
- Each of the large force springs 21b is disposed at an outer position perpendicular to the feed direction than the large force force force spring 21a, and similarly, the two needles 32b are disposed at an outer position perpendicular to the feed direction. Has been.
- a feed dog 6 lb having a hole into which the needle tip can be inserted is located also in the needle tip direction on the bed 10 side corresponding to the needle 32b on the delivery side.
- each force force position is a force base adjustable type that can adjust the needle width, which allows the gauge width to be adjusted.
- FIG. 3 is a diagram showing the relationship among the four needles arranged on the needle stock 31, the outer presser 51 and the intermediate presser 41, and the sewing product.
- FIG. 10 it is a perspective view showing a state in which the needle 32 is raised, and the sewing product is gradually pressed by the outer presser 51, and the four needles 32 and the intermediate presser 41 are gradually raised upward. This is a diagram showing this state.
- the outer presser 51 is in a state where the sewing product is pressed by the needle plate 6 of the bed 10.
- feed dog 61 is in the bed 10 rather than the outer surface of the needle plate 6.
- the feed dog 61 is controlled by the separation of the sewing force.
- FIG. 4 is a diagram showing a state in which the intermediate presser 41 and the needle are gradually lowered and the outer presser is raised from the state of FIG.
- the sewn product moves in the feeding direction along with the sewing.
- the feed dog 61, the intermediate presser 41, and the needle 32 move in cooperation in the feed direction at the stage of creating the seam, and at the seam creation stage, Since the sewing product is in pressure contact with the feed dog 61 and the intermediate presser 41, the sewing product will move from the start.
- the width of this movement is optimally, for example, a movement of about one pitch of the seam, but is not limited to this width, and may be appropriately determined according to the sewing method or the sewn product.
- the next step in this figure is a state in which the needle is raised, and the state moves to the state shown in FIG.
- the four needles arranged in the needle stock at this stage, the intermediate presser, and the feed dog may move in cooperation with each other.
- the outer presser 51 is for holding the sewing product after the cooperative movement, and can wait for the next sewing at that position.
- the outer presser 51 may be moved in the raised state.
- FIG. 5 shows that the intermediate presser 41 and the needle 32 are raised after making the seam in FIG. 4 and then raised to create the next seam.
- the sewing product can be positioned at the place to be sewn, and at this time, the intermediate presser 41, the needle 32 and the feed dog 61 are moved to the feed side, that is, moved to the position where the stitch creation is started. can do.
- the feed dog shows a state of returning in a state where the feed dog is completely returned.
- the feed dog 61 is positioned below the surface of the needle plate 6 and is in a lowered state.
- the most suitable return width is one pitch of the seam, it is not limited to this width as described above.
- the needle plate 61 may have a presser member, and both may hold the sewing product tightly.
- FIG. 6 is a diagram showing the positional relationship between the position of the needle bar 3, the position of the needle 32, and the large force machine 21.
- the large force machine 21a located in the feed direction of the sewing product feed direction is perpendicular to the feed direction.
- Two large force machines 21a are arranged in parallel, and the needle 32a is arranged so as to be located inward of the inner tangent line.
- the large force force 21b positioned in the feed direction of the sewing product is also arranged with two large force forces 21b parallel to the direction perpendicular to the feed direction, and the needle 32b is more than the inner tangent line. It is arranged so as to be located in the inner direction.
- the needle 32 that moves cooperatively with respect to the large force ma 21 in a fixed position moves from the feeding direction of the sewing product toward the feeding direction, and the movement At this time, the movement path of the needle 32 can be secured.
- At least two force forces 21a are arranged in the direction in which the sewing product is fed in parallel to the direction perpendicular to the feeding direction, and two forces in parallel to the direction in which the sewing product is fed are perpendicular to the feeding direction. It is sufficient that the needle 21b is disposed and the needle 32 corresponding to each force force is located inward of the inner tangent line of the two force forces 21 parallel to each other.
- the distance between the two force forces 21a in the feeding direction and the direction in which the sewing product is fed has a distance of at least one pitch of the stitches, for example, force force exists in the needle moving direction. However, since there is an interval longer than the feed pitch, there is no hindrance to feed.
- FIG. 7 is a diagram showing an example of the arrangement of four needles conventionally used.
- the needle and the force tool are positioned in four directions in contrast to the position of the needle bar.
- FIG. 5 is a diagram showing a conventional example in which the interval on which the interval is narrowed is wide.
- the needle bar is the center axis, and the force can be gathered in a compact and well-balanced manner.
- the needle is not scheduled to move in the feed direction, but only moves up and down.
- the sewing machine according to the present invention has an optimum structure for making a seam surely and more efficiently, especially for a thick sewn product and a stretchable sewn product. is there.
- FIG. 1 A diagram showing an embodiment of a sewing machine according to the present invention.
- FIG.2 A diagram showing a state where the square plate of the bed is removed and the large force machine and the needle plate are clearly shown.
- FIG. 3 Diagram showing the relationship between the four needles arranged on the needle stock, the outer presser, intermediate presser, and sewing product
- FIG. 4 Diagram showing the relationship between the four needles arranged on the needle stock, the outer presser, intermediate presser, and sewing product
- FIG. 5 Diagram showing the relationship between the four needles arranged on the needle stock, the outer presser, intermediate presser, and sewing product
- FIG. 6 A diagram showing the positional relationship between the position of the needle bar, the position of the needle and the large force
- FIG. 7 Diagram showing an example of the arrangement of four needles that have been used in the past
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2005/008990 WO2006123401A1 (ja) | 2005-05-17 | 2005-05-17 | 本縫いのミシン |
JP2006549211A JPWO2006123401A1 (ja) | 2005-05-17 | 2005-05-17 | 本縫いのミシン |
CNA2005800202661A CN1969075A (zh) | 2005-05-17 | 2005-05-17 | 平缝缝纫机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2005/008990 WO2006123401A1 (ja) | 2005-05-17 | 2005-05-17 | 本縫いのミシン |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006123401A1 true WO2006123401A1 (ja) | 2006-11-23 |
Family
ID=37430985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/008990 WO2006123401A1 (ja) | 2005-05-17 | 2005-05-17 | 本縫いのミシン |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPWO2006123401A1 (ja) |
CN (1) | CN1969075A (ja) |
WO (1) | WO2006123401A1 (ja) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5342167Y2 (ja) * | 1971-02-04 | 1978-10-12 | ||
JPH09239168A (ja) * | 1996-03-12 | 1997-09-16 | Sankei Corp:Kk | 縫着用ミシン |
JPH11226273A (ja) * | 1998-02-18 | 1999-08-24 | Juki Corp | 二本針ミシン |
JP2003111991A (ja) * | 2001-10-05 | 2003-04-15 | Juki Corp | 本縫い2本針ミシンの釜装置 |
JP2003275483A (ja) * | 2002-03-25 | 2003-09-30 | Mikasa:Kk | ミシンの縫い目形成方法 |
JP2004147713A (ja) * | 2002-10-29 | 2004-05-27 | Mikasa:Kk | ミシン |
JP2004215726A (ja) * | 2003-01-10 | 2004-08-05 | Pegasus Sewing Mach Mfg Co Ltd | 針間隔調節式針留め付きミシン |
JP2005034383A (ja) * | 2003-07-15 | 2005-02-10 | Brother Ind Ltd | ミシンの釜給油装置、釜給油装置付きミシン及びオイルカートリッジ |
JP2005118400A (ja) * | 2003-10-20 | 2005-05-12 | Mikasa:Kk | ミシン |
-
2005
- 2005-05-17 CN CNA2005800202661A patent/CN1969075A/zh active Pending
- 2005-05-17 WO PCT/JP2005/008990 patent/WO2006123401A1/ja active Application Filing
- 2005-05-17 JP JP2006549211A patent/JPWO2006123401A1/ja active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5342167Y2 (ja) * | 1971-02-04 | 1978-10-12 | ||
JPH09239168A (ja) * | 1996-03-12 | 1997-09-16 | Sankei Corp:Kk | 縫着用ミシン |
JPH11226273A (ja) * | 1998-02-18 | 1999-08-24 | Juki Corp | 二本針ミシン |
JP2003111991A (ja) * | 2001-10-05 | 2003-04-15 | Juki Corp | 本縫い2本針ミシンの釜装置 |
JP2003275483A (ja) * | 2002-03-25 | 2003-09-30 | Mikasa:Kk | ミシンの縫い目形成方法 |
JP2004147713A (ja) * | 2002-10-29 | 2004-05-27 | Mikasa:Kk | ミシン |
JP2004215726A (ja) * | 2003-01-10 | 2004-08-05 | Pegasus Sewing Mach Mfg Co Ltd | 針間隔調節式針留め付きミシン |
JP2005034383A (ja) * | 2003-07-15 | 2005-02-10 | Brother Ind Ltd | ミシンの釜給油装置、釜給油装置付きミシン及びオイルカートリッジ |
JP2005118400A (ja) * | 2003-10-20 | 2005-05-12 | Mikasa:Kk | ミシン |
Also Published As
Publication number | Publication date |
---|---|
JPWO2006123401A1 (ja) | 2008-12-25 |
CN1969075A (zh) | 2007-05-23 |
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