WO2005001186A1 - 複合針 - Google Patents
複合針 Download PDFInfo
- Publication number
- WO2005001186A1 WO2005001186A1 PCT/JP2004/008123 JP2004008123W WO2005001186A1 WO 2005001186 A1 WO2005001186 A1 WO 2005001186A1 JP 2004008123 W JP2004008123 W JP 2004008123W WO 2005001186 A1 WO2005001186 A1 WO 2005001186A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- slider
- fork
- needle
- needle member
- hook
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B35/00—Details of, or auxiliary devices incorporated in, knitting machines, not otherwise provided for
- D04B35/02—Knitting tools or instruments not provided for in group D04B15/00 or D04B27/00
- D04B35/06—Sliding-tongue needles
Definitions
- the present invention relates to a composite needle used for a knitting machine such as a flat knitting machine, and particularly relates to a needle member.
- Patent Documents 1 to 3 describe composite needles.
- Patent Document 1 discloses that a fork is provided that branches from a middle portion in the longitudinal direction of a needle member and extends to the hook side at the tip of the needle member, and guides the slider between the lower surface of the fork and the upper surface of the needle member. I have.
- a slider butt is provided at the rear portion of the slider, and a pair of lower end support portions at the rear end of the slider are provided, and the needle member is sandwiched between these support portions. These support portions are considered to be projections provided on the slider.
- Patent Document 2 discloses a similar type of compound needle, but the upper surface of the slider is supported by a band of the needle bed instead of providing a fork on the needle member and sandwiching the slider.
- Patent Document 3 The fork is provided for each of the needle member and the slider, and these forks are engaged with each other to position the slider.
- Patent Literature 1 when the tanda at the tip of the slider supports the stitch loop, a force is applied to flip up the rear end of the slider.
- the pair of support portions prevents the rear end of the slider from rising.
- the inventor of the present invention has shortened the life of the compound needle, which is difficult to sufficiently support the force for flipping up the rear portion of the slider with the pair of support portions provided below the rear end of the slider. It has been found that it is difficult to regulate the height of the bat accurately.
- Patent Document 1 JP 2002-294541 A
- Patent Document 2 Japanese Patent Application Laid-Open No. 2001-032154
- Patent Document 3 JP-A-62-206069
- a secondary object of the present invention is to increase the strength of the needle member and to facilitate the processing of the needle member.
- a secondary object of the present invention is to facilitate the reciprocation of the slider with respect to the second and third forks.
- a further object of the present invention is to increase the rigidity of the slider to the force that tends to deflect the tongue.
- the present invention includes a needle member having a hook at a distal end thereof, and a slider sliding over the needle member and having a tender at the distal end thereof, wherein the needle member and the slider are independently movable.
- a first fork is provided that protrudes toward the hook from a branch portion that branches upward from a substantially middle portion of the region straddled by the slider, and a front half of the slider is sandwiched between the first fork and the needle member; And guide the slider by the lower surface of the first fork so as to regulate the vertical movement of the first half of the slider,
- a second fork protruding toward the butt side of the slider is provided from the branch portion to an upper rear part of the needle member, and a slider is provided on the lower surface of the second fork at a position where the slider advances with respect to the needle member.
- a third fork is provided which is branched from the rear of the butt of the slider of the needle member toward the front and is fitted to the second fork.
- the third fork is provided at a position where the slider is retracted with respect to the needle member. Guide the slider on the underside,
- the second fork and the third fork regulate the vertical movement of the rear half of the slider
- the slider is
- the slider bat is provided in the subsequent half, A slit is provided in front of the butt of the slider and vertically penetrates, and the slit is made to penetrate the branch portion of the needle member,
- the slider front half is located forward of the through slit, and a first fork contact cam surface guided by the lower surface of the first fork is provided on an upper surface of the slider front half.
- a second fork contact surface guided by a lower surface of the second fork is provided on an upper surface in front of the slider butt,
- a third fork contact surface guided by a lower surface of the third fork is provided on an upper surface of a rear end of the slider behind a butt of the slider.
- the front and rear are the longitudinal directions of the composite ⁇ ", the hook and the tundder side are in front, and the slider bat and the third fork side are behind.
- the slider is above the needle member and straddles the needle member, the first fork and the second fork are above the slider, and the slider is sandwiched between the needle member.
- the direction perpendicular to the vertical direction for example, it is used to refer to the left and right slider thin plates of the through slit and the left and right thin plates of the skirt.
- the rear half of the slider is formed so as to have substantially the same solid thickness from the third fork contact surface to the second fork contact surface.
- the slider is divided into two right and left sides in the lateral direction from below the second fork contact surface to the through slit, and the upper and lower surfaces of the slider are cut at the portion of the through slit.
- the through slit is formed.
- a tapered taper portion is provided at the rear end of the second fork from the rear upper side to the front lower side,
- a diagonal taper is provided from the upper front to the lower rear.
- an obliquely tapered portion is provided from the upper rear to the lower front.
- an obliquely tapered portion directed from the upper front to the lower rear.
- the upper surface of the needle member protrudes upward behind the hook of the needle member. Forming a swollen portion,
- the first half of the slider has a solid upper part and a lower part of a two-part scart part.
- a portion of the bulging portion on the hook side supports a supporting portion provided at a bottom of a solid portion on the skirt portion.
- the slider front half portion has a concave portion in which the bottom of the solid portion is concave upward around the support portion, and the front portion of the solid portion is formed from a front upper portion at a hook-side tip.
- the recess is provided behind a rearward and downward boundary line.
- This force is supported by the second fork contact surface of the slider contacting the second fork of the needle member, and can prevent the slider butt from jumping up. For this reason, the inadvertent elevation of the slider butt can be prevented, so that the height of the slider butt can be accurately regulated, and the operation of the slider can be simplified.
- the height regulation of the slider butt is performed on the second and third forks and the contact surface of the second and third forks and the third fork, and since these members can be formed firmly, high reliability and composite Needle durability is increased.
- the rear half of the slider is formed with substantially the same thickness from the third fork contact surface to the second fork contact surface, the strength of this portion increases, and the durability of the slider increases.
- the slider is divided into two pieces on the left and right sides in the lateral direction from below the second fork contact surface of the slider to the portion of the through slit, and the upper surface and the lower surface of the slider are cut at the portion of the through slit.
- the slider can be easily formed by cutting.
- the boundary between the solid part near the slider butt and the part divided into two parts on the left and right near the pier shall be extended over a long range. But It is possible to prevent the stress from being concentrated on this boundary and breakage.
- a tapered portion is provided at the rear end of the second fork or at the front end of the contact surface of the second fork, the tapered portion facing obliquely downward and forward from the upper rear is provided. Sliding force can be guided to the lower side.
- a tapered portion is formed at the front end of the third fork or at the rear end of the third fork contact surface, the tapered portion facing obliquely rearward and downward from the front is provided so that the third fork contact surface can be smoothly smoothed. It can be guided under the fork.
- a stitch loop force is exerted on the tunda so as to bend in the lateral direction.
- the bottom of the solid portion on the skirt is supported by the upper surface of the needle member at the hook-side portion of the bulging portion on the upper surface of the needle member.
- the position where the upper surface of the needle member supports the bottom of the solid portion is called a support portion. Then, since the distance between the tanda and the support portion is short, the rigidity of the tanda can be increased, and the deformation of the radius can be prevented. This makes it easy to knit a knitted fabric using a hard knitting yarn or a tightly knitted fabric.
- a boundary line from the upper front to the lower rear on the hook side of the solid portion of the front half of the slider is considered.
- This boundary is the boundary between the solid part and the tanda or skirt divided into two pieces.
- an upper concave portion is provided at the bottom of the solid portion to serve as a support portion.
- FIG. 1 to FIG. 11 show an embodiment and a modification thereof.
- Figures 1 and 2 show the first example of the needle member.
- the needle member 2 is composed of a main body 4 and an extension 6, and has a hook 8 at its tip, a branch 10 near the center of the main body 4, and the branch 10 branches upward from the main body 4. ing .
- a first fork 12 is provided on the front side of the branch portion 10, and a guide portion 13 for guiding the upper surface of the slider is provided on the lower surface thereof.
- the second fork 14 branches from the branch portion 10 to the rear side, and a guide surface 15 is provided on the lower surface thereof.
- Needle member 2 is located near the rear end of main body 4.
- the third fork 16 is bent upward and the third fork projects forward.
- the lower surface of the third fork 16 is the guide surface 17.
- a taper portion 18 is provided from diagonally rear upper to diagonally lower front, and at the tip of the third fork 16, a taper portion 19 is provided from diagonally upper front to diagonally lower rear. It is.
- the front and rear are defined along the longitudinal direction of the needle member 2 ⁇ slider 30, and the hook 8 is the front side and the side where the third fork 16 and the like are located is the rear side.
- the needle member 2 is housed in a needle bed (not shown) and slides back and forth, and the lower sides of FIGS. 1, 3, and 5 are lower, and the upper sides of these figures are upper.
- the side surfaces of the needle member 2 mean two side surfaces along the longitudinal direction in FIG. In the case of the slider 30, two upper and lower side surfaces in FIG. 4 are left and right side surfaces.
- a recess 21 is provided in the cheek 20, and the upper part (the upper surface of the needle member) is swelled upward to form an upwardly protruding swelling surface 22. Partial force near the hook 8 in the bulging surface 22 When the hook 8 is closed by the tundler 32 of the slider 30, the bottom of the solid portion 38 of the slider is supported.
- the recess 21 is formed by making a recess in the needle member 2 at the portion of the cheek 20, and the recess 21 is, for example, rectangular, with the hook 8 side as the front, and It is oblique from top to front. When the hook 8 is fully opened (FIG.
- the tundas 32, 32 are sunk into the left and right recesses 21, 21 of the needle member 2 so that the tundas 32, 32 do not protrude from the side surface of the needle member 2.
- To 23 schematically shows a needle butt for moving the needle member 2 forward and backward.
- the needle member 2 shown in FIGS. 1 and 2 has a considerable length, is difficult to process, and it takes time to fit the slider 30.
- the needle member 3 shown in FIG. 3 has the main body 5 and the needle jack 7 separated from each other.
- the fitting concave portion 24 is provided in the main body portion 5, and the fitting convex portion 25 is provided in the needle jack 7.
- the main body 5 and the needle jack 7 are integrated.
- a fitting protrusion may be provided on the body 5 side, and a fitting recess may be provided on the needle jack 7 side.
- the third fork 16 is provided on the needle jack 7 side, so that the slider 30 can be easily attached and detached and the production is easy.
- needle member 2 The difference between the needle member 2 and the needle member 3 is whether the force for dividing the needle into two parts, the main body and the needle jack, is integrated. Except for this point, needle members 2 and 3 are the same. The description given also applies to the needle member 3, and the description relating to the needle member 3 also applies to the needle member 2. In the embodiments, members having the same reference numerals represent the same members.
- FIG. 4 and FIG. 5 show the slider 30.
- a pair of left and right tundas 32, 32 between which a slit 33 is provided.
- the sliders 32, 32 are provided with a space left and right around the slit 33, and are provided with a bending force so that they abut on each other at their ends. You can enter.
- Slightly behind the tiner 32 there is a raised nose 34 on the upper side so that the stitch loop held by the tunder 32 does not move behind the nose 34.
- a through slit 36 is provided at the center of the slider 30, and the slider 30 is divided into two right and left parts at this portion, and a through slit 37 is provided between the two slits.
- a front solid portion 38 and a rear solid portion 40 are provided before and after the through slit 36, and the slider 30 is solid in these portions, and the solid portion 38 and the solid portion 40 are provided.
- a first fork contact cam surface 39 is provided on the upper surface of the solid portion 38, and contacts the guide portion 13 on the lower surface of the first fork 12, thereby restricting the vertical movement of the solid portion 38.
- the slider 30 On the front side and the lower side of the solid portion 38, the slider 30 is divided into two pieces on the left and right sides, and forms a tread 32, a nose 34 and a skirt section 41.
- the skirt portion 41 slides across the main body portions 4 and 5 from the portion facing the lower side of the first fork 12 to the portion of the cheek 20.
- the bulging surface 22 supports the bottom surface of the solid portion 38 to prevent the front half of the slider from sinking.
- a slider butt 42 that protrudes upward, and a second fork contact surface 44 is provided at the front side thereof.
- a slanted tapered portion 45 is formed from the front to the lower front.
- a third fork contact surface 46 force S is provided, and the rear end forms an oblique taper portion 47 from the upper front to the lower rear.
- the boundary line 48 between the solid portion 40 and the through slit portion 36 is almost parallel to the second fork contact surface 44 and the length of the boundary surface 48 is large, so that the stress applied to the boundary surface 48 can be dispersed. Wear.
- FIG. 6 shows an enlarged view of the periphery of the solid portion 38 in the first half of the slider 30.
- Boundary line 50 is a solid part At the front is a diagonal border of 38, with tanda 32, nose 34 and force S in front.
- Above the boundary 50 there is an upper concave portion 52, and in the first half of the concave portion 52, there is a support portion 53.
- the tundle 32 holds the stitch loop and closes the hook 8, it contacts the bulging surface 22.
- the bulging surface 22 is located above the front half of the depression 21 and the distance between the support portion 53 and the tanda 32 is short, so that the rigidity of the tunda 32 can be increased.
- FIG. 7 shows the relationship between the second fork 14 and the third fork 16 and the second fork contact surface 44 and the third fork contact surface 46.
- the second fork contact surface 44 is supported by the second fork 14
- the third fork contact surface 46 is supported by the third fork 16.
- Real part 40 is guided.
- the solid portion 40 has a high strength because it has the same thickness in a wide range from the third fork contact surface 46 to the second fork contact surface 44 and has the same plate thickness.
- the stress at the boundary between the solid portion 40 and the through slit portion 36 is dispersed by making the boundary line 48 long.
- FIGS. 8 to 10 show three states of the composite needle.
- Reference numeral 60 denotes a band on the needle bed side, which comes into contact with the upper surfaces of the first fork 12 and the second fork 14 to prevent the composite needle from rising out of the needle groove of the needle bed.
- FIG. 8 shows a state where the hook 8 has advanced most and the slider 30 has retreated most with respect to the needle member.
- FIG. 10 shows a state in which the slider 30 has advanced the most with respect to the needle member 3.
- FIG. 11 is an enlarged view of the state of FIG.
- a stitch loop 62 is held in the tunda 32, and tension is applied to the knitted fabric by a racking operation of the needle bed, a bow I of the knitted fabric, and the like.
- a downward force is applied to the tunda 32 from the stitch loop 62. Since the slider 30 is divided into two right and left sliders, the rigidity thereof is low. This is necessary in order to move a stitch loop or the like by inserting a tiner, a hook, or the like of another compound needle into the gap between the tines 32, 32.
- the above-described support portion 53 Slightly behind the front oblique boundary line 50 of the solid portion 38 is the above-described support portion 53, which abuts the bulging surface 22 on the needle member 3 side to support the bottom surface of the solid portion 38. By doing so, the distance from the support portion 53 to the tunda 32 is shortened, so that radius deformation of the tunda 32 can be prevented.
- the vertical movement of the slider can be restricted by the first, third and third forks, the first fork contact cam surface and the second and third fork contact surfaces.
- the force for raising the slider butt is restricted by the second fork, the third fork, or the like, so that the height of the slider butt can be accurately regulated.
- the stitch loop force is applied to the tunda.
- the slider is supported at a position close to the tunda with respect to the force applied to the tunda. Therefore, the knitting operation can be stably performed by knitting using a hard knitting yarn or knitting with tight eyes.
- FIG. 1 is a side view of a main part of a needle member in a compound needle of an embodiment.
- FIG. 3 is a side view of a main part of a needle member in a composite needle according to a modified example.
- FIG. 4 is a plan view of a slider with the compound needle of the embodiment.
- FIG.6 Enlarged side view of main part of Fig.5
- FIG. 7 The second and third forks of the needle member and the second fork of the slider in the compound needle of the modified example. Side view showing enlarged fork contact surface and third fork contact surface
- FIG. 11 is an enlarged view showing the state of the compound needle in FIG. 9
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Knitting Machines (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04745753A EP1640489B1 (en) | 2003-06-25 | 2004-06-10 | Compound needle |
DE602004016849T DE602004016849D1 (de) | 2003-06-25 | 2004-06-10 | Compoundnadel |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003180861A JP3983720B2 (ja) | 2003-06-25 | 2003-06-25 | 複合針 |
JP2003-180861 | 2003-06-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005001186A1 true WO2005001186A1 (ja) | 2005-01-06 |
Family
ID=33549512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/008123 WO2005001186A1 (ja) | 2003-06-25 | 2004-06-10 | 複合針 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1640489B1 (ja) |
JP (1) | JP3983720B2 (ja) |
AT (1) | ATE409770T1 (ja) |
DE (1) | DE602004016849D1 (ja) |
WO (1) | WO2005001186A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110438655A (zh) * | 2019-08-13 | 2019-11-12 | 宁波慈星股份有限公司 | 一种横机的复合针 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007039973C5 (de) | 2007-08-23 | 2017-11-02 | Hugo Kern Und Liebers Gmbh & Co. Kg Platinen- Und Federnfabrik | Strick- oder Kettenwirkmaschine zur Maschenstoffherstellung mit zugehörigen Schwinggliednadeln |
JP5719544B2 (ja) * | 2010-08-06 | 2015-05-20 | 株式会社島精機製作所 | 横編機の複合針 |
JP5618778B2 (ja) * | 2010-11-22 | 2014-11-05 | 株式会社島精機製作所 | 横編機の複合針 |
DE102013105239A1 (de) * | 2013-05-22 | 2014-11-27 | Groz-Beckert Kg | Schiebernadel |
JP6980253B2 (ja) * | 2017-06-19 | 2021-12-15 | オルガン針株式会社 | メリヤス針 |
EP3904578A1 (de) * | 2020-04-29 | 2021-11-03 | Groz-Beckert KG | Schiebernadel für strickmaschinen |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0154459B2 (ja) * | 1986-02-28 | 1989-11-20 | Shibata Seishin Kk | |
JP2001032154A (ja) * | 1999-07-15 | 2001-02-06 | Shima Seiki Mfg Ltd | 編機用複合針 |
WO2001031101A1 (fr) * | 1999-10-27 | 2001-05-03 | Shima Seiki Mfg., Ltd. | Mecanisme de guidage d'un element de tricotage et aiguille composee incorporant ce mecanisme de guidage |
JP2002294541A (ja) * | 2001-02-20 | 2002-10-09 | Atelier Constr Steiger Sa | 編機用スライダタイプ複合針 |
-
2003
- 2003-06-25 JP JP2003180861A patent/JP3983720B2/ja not_active Expired - Fee Related
-
2004
- 2004-06-10 EP EP04745753A patent/EP1640489B1/en not_active Expired - Lifetime
- 2004-06-10 DE DE602004016849T patent/DE602004016849D1/de not_active Expired - Lifetime
- 2004-06-10 WO PCT/JP2004/008123 patent/WO2005001186A1/ja active IP Right Grant
- 2004-06-10 AT AT04745753T patent/ATE409770T1/de not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0154459B2 (ja) * | 1986-02-28 | 1989-11-20 | Shibata Seishin Kk | |
JP2001032154A (ja) * | 1999-07-15 | 2001-02-06 | Shima Seiki Mfg Ltd | 編機用複合針 |
WO2001031101A1 (fr) * | 1999-10-27 | 2001-05-03 | Shima Seiki Mfg., Ltd. | Mecanisme de guidage d'un element de tricotage et aiguille composee incorporant ce mecanisme de guidage |
JP2002294541A (ja) * | 2001-02-20 | 2002-10-09 | Atelier Constr Steiger Sa | 編機用スライダタイプ複合針 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110438655A (zh) * | 2019-08-13 | 2019-11-12 | 宁波慈星股份有限公司 | 一种横机的复合针 |
CN110438655B (zh) * | 2019-08-13 | 2024-04-02 | 宁波慈星股份有限公司 | 一种横机的复合针 |
Also Published As
Publication number | Publication date |
---|---|
ATE409770T1 (de) | 2008-10-15 |
EP1640489B1 (en) | 2008-10-01 |
JP2005015945A (ja) | 2005-01-20 |
EP1640489A4 (en) | 2006-07-19 |
EP1640489A1 (en) | 2006-03-29 |
JP3983720B2 (ja) | 2007-09-26 |
DE602004016849D1 (de) | 2008-11-13 |
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