WO2012081735A1 - Harnais de cadre à lisses constitué d'une matière composite renforcée par des fibres de carbone et structure de pièce de montage pour une contrefiche latérale - Google Patents

Harnais de cadre à lisses constitué d'une matière composite renforcée par des fibres de carbone et structure de pièce de montage pour une contrefiche latérale Download PDF

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Publication number
WO2012081735A1
WO2012081735A1 PCT/JP2011/079956 JP2011079956W WO2012081735A1 WO 2012081735 A1 WO2012081735 A1 WO 2012081735A1 JP 2011079956 W JP2011079956 W JP 2011079956W WO 2012081735 A1 WO2012081735 A1 WO 2012081735A1
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WO
WIPO (PCT)
Prior art keywords
metal bar
side stay
heald frame
reinforced composite
insertion portion
Prior art date
Application number
PCT/JP2011/079956
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English (en)
Japanese (ja)
Inventor
佳重 野上
竹田　敏和
島田　政紀
優樹 延澤
Original Assignee
ナンカイ工業株式会社
株式会社カナエ
新日鉄マテリアルズ株式会社
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by ナンカイ工業株式会社, 株式会社カナエ, 新日鉄マテリアルズ株式会社 filed Critical ナンカイ工業株式会社
Priority to CN201180060022.1A priority Critical patent/CN103314146B/zh
Priority to EP11848072.2A priority patent/EP2653594A4/fr
Publication of WO2012081735A1 publication Critical patent/WO2012081735A1/fr

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    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
    • D03C9/00—Healds; Heald frames
    • D03C9/06—Heald frames
    • D03C9/0608—Construction of frame parts
    • D03C9/0616—Horizontal upper or lower rods
    • D03C9/0625—Composition or used material
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
    • D03C9/00—Healds; Heald frames
    • D03C9/06—Heald frames
    • D03C9/0608—Construction of frame parts
    • D03C9/065—Side stays
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
    • D03C9/00—Healds; Heald frames
    • D03C9/06—Heald frames
    • D03C9/0666—Connection of frame parts
    • D03C9/0675—Corner connections between horizontal rods and side stays

Definitions

  • the present invention generally relates to a structure of a heald frame used in a loom, and more particularly, a carbon fiber reinforced composite heald frame stave, and a side stay for connecting a carbon fiber reinforced composite heald frame stave and a side stay.
  • the present invention relates to a mounting portion structure.
  • the heddle frame supports the heald for passing the warp in the loom.
  • the pair of heald frames are alternately moved up and down to open the warp, and to drive the weft into the opening.
  • the heald frame 1 includes upper and lower frame frame staves extending in the longitudinal direction (arrow A direction), that is, both the frame main bodies 2 and both longitudinal ends of both frame main bodies 2. And a side stay 3 that connects the two frame main bodies 2 to each other.
  • a support protrusion for a hook hanger that supports the heald 4 along the longitudinal direction of the frame body 2 on one end side facing each other in the short direction (arrow B direction) orthogonal to the length direction of the frame body 2 5 is integrally formed.
  • the frame main body 2 and the side stay 3 are generally connected to each other by a connecting portion 6 in a detachable structure.
  • a guide plate 7 for preventing interference between the heald frames 1, and a coupling 8 at a location for transmitting the vertical movement power to the heald frame 1 are attached to the heald frame 1.
  • the frame body 2 is currently mostly made of aluminum.
  • the aluminum frame main body 2 as shown in FIG. 2, it has a hollow structure, but has a structure in which several horizontal ribs 21 are included in order to increase the strength of the hollow portion.
  • the strength of aluminum, especially fatigue strength is not provided, and in the present situation, replacement is forced to take less than half a year in continuous use.
  • Patent Document 1 discloses a method of connecting an FRP frame stave and a side stay
  • Patent Document 2 discloses a middle hook hanger that has been damaged or worn while ensuring the rigidity and strength of an FRP heald frame.
  • a structure that facilitates replacement of parts such as a rod receiving portion has been proposed.
  • the speed and width of looms are becoming a global trend, and as for looms, the width, that is, the length in the direction perpendicular to the paper surface in FIG. Proceeding to production.
  • the frame body of this model is made of aluminum, the load applied to the frame body increases as the width increases, and the strength and rigidity cannot sufficiently follow it. If the speed is increased, the frame body will be damaged. Therefore, the fact is that weaving at a higher speed is not possible and the benefits of widening are not enjoyed.
  • a fiber reinforced composite material using carbon fiber as a reinforcing fiber that is, a frame body using CFRP has been proposed and partially used, but the width and the width are about 1500 mm because the strength and rigidity of the product are still insufficient. It is the fact that it is applied only to things. The reason is that even if the weight is reduced, the speed of the loom cannot be increased due to insufficient strength and rigidity.
  • CFRP heald frame structure has a hollow structure or a structure in which only a foam material is put inside. This is because sufficient strength cannot be ensured, and it is particularly difficult to ensure fatigue strength. Therefore, at present, it can be used only on a loom with a narrow width, and the speed can be sufficiently increased. If a solid structure is used to secure the strength and rigidity of the CFRP heald frame, it will have a certain effect, but it will be heavier than aluminum and cost will be higher, and there will be almost no merit to use.
  • Patent Document 3 proposed a fiber-reinforced composite material heald frame.
  • FIG. 3 shows a schematic configuration of the fiber reinforced composite material heald frame described in Patent Document 3.
  • the fiber reinforced composite heald frame has an elongated plate-like frame body 2 extending in the longitudinal direction (length L), and a lower end of the frame body 2 in the longitudinal direction.
  • the supporting protrusions 5 are connected integrally along the line.
  • the frame body 2 has a honeycomb structure 4 in the inner layer, and the long fiber reinforced composite material 11 (11a, 11b) as a surface layer is arranged on both sides of the inner layer so as to sandwich the honeycomb structure 4 of the inner layer. ing. Further, a part or all of the peripheral end surface of the honeycomb structure 4 of the inner layer is packed in the honeycomb structure 4 with a short fiber reinforced composite material, a resin or a foam material within a range of 3 mm to 30 mm in width.
  • a conventional system for example, a system shown in Patent Document 1 has to be adopted.
  • FIG. 4 shows the overall configuration of the frame body 2.
  • the frame main body 2 has the same configuration as the frame main body 2 of Patent Document 3 shown in FIG.
  • the frame body 2 is configured to insert and fix the side stay mounting projections 60 formed on both sides into the grooves 3 ⁇ / b> A of the side stay 3.
  • the fiber-reinforced composite-made heald frame described in Patent Document 4 not only greatly improves the bending strength and bending elastic modulus of the frame body 2, but is also reinforced against stress concentration on the end face, and bending fatigue In a wide loom, not only the speed of weaving more than before but also the continuous weaving time can be greatly improved.
  • the purpose of making the heald frame stave, which is the frame body, of carbon fiber reinforced composite material in the heddle frame is to speed up the loom and achieve vibration damping by reducing the weight and increasing the rigidity. Of course, it is indispensable that the lengthening and quality improvement are achieved. For that purpose, it is important how to arrange the carbon fiber reinforced composite material (CFRP) efficiently and how to assemble it efficiently within a limited cross-sectional shape.
  • CFRP carbon fiber reinforced composite material
  • the present invention is a further development of a fiber reinforced composite heald frame from the above viewpoint.
  • An object of the present invention is to provide a carbon fiber reinforced composite heald frame stave that can achieve high speed and vibration damping of a loom by weight reduction and high rigidity, and that can be easily assembled and disassembled. It is to provide a side stay attachment structure for connecting a stave and a side stay.
  • the carbon fiber reinforced composite-made heald frame stave and the side stay attachment structure for connecting the frame stave and the side stay according to the present invention.
  • the carbon fiber reinforced composite heald frame stave having a hollow structure in which the elongated shape is formed and extends in the longitudinal direction, and side stays are attached to both ends in the longitudinal direction.
  • Both side plates made of rectangular carbon fiber reinforced composite extending in the longitudinal direction;
  • An upper plate and a lower plate made of a carbon fiber reinforced composite material that connect the upper and lower ends of the both side plates along the longitudinal direction;
  • a first metal bar for attaching the side stay which is integrally attached to the lower surface of the upper plate at both longitudinal ends of the upper plate;
  • the upper plate and the lower plate are made of a unidirectional carbon fiber reinforced composite material made by aligning carbon fibers in the longitudinal direction, and the thickness in the vertical direction perpendicular to the longitudinal direction is 5 mm or more and 20 mm or less.
  • a hollow frame carbon fiber reinforced composite-made heald frame stave is provided.
  • a reinforcing plate is provided on the lower surface of the upper plate between the two first metal bars respectively attached to both longitudinal ends of the upper plate.
  • the reinforcing plate is made of a unidirectional carbon fiber reinforced composite material made by aligning carbon fibers in the longitudinal direction, and the thickness in the vertical direction perpendicular to the longitudinal direction is 5 mm or more and 20 mm or less.
  • the first metal bar and the both side plates are joined by a metal rivet.
  • a side stay attaching part structure for attaching a carbon fiber reinforced composite material heald frame stave having a hollow structure configured as described above to the side stay
  • the side stay includes a side stay main body that extends in a vertical direction, and a side stay insertion portion that protrudes from the side stay main body toward the heald frame stave and can be inserted into the heald frame stave having a hollow structure.
  • a fixing bolt is inserted from the upper plate side so as to penetrate the upper plate, the first metal bar, and the side stay insertion portion, and a second metal having a screw hole at the lower end of the fixing bolt.
  • the side stay insertion portion inserted into the heald frame stave is fixed to the heald frame stave by the fixing bolt and the second metal bar.
  • a side stay mounting structure is provided.
  • the side stay insertion portion has a convex protrusion formed on the upper surface, A concave groove that engages with the convex protrusion of the side stay insertion portion when the side stay insertion portion is inserted into the heald frame stave on the lower surface of the first metal bar that contacts the upper surface of the side stay insertion portion. Is formed.
  • the second metal bar is coupled to the side plates with metal rivets,
  • the both side plates are positioned between the first metal bar and the second metal bar, and slits are formed in a predetermined length in the longitudinal direction from each side end of the both side plates.
  • the movable metal bar for adjustment is disposed below the first metal bar, and the upper plate and the first metal are fixed with fixing bolts. Fixed to the bar The side stay insertion portion is inserted between the adjustment moving metal bar and the second metal bar, A fixing bolt is inserted from the upper plate side so as to penetrate the upper plate, the first metal bar, the adjustment moving metal bar and the side stay insertion portion, and is arranged at the lower end of the fixing bolt.
  • the side stay insertion portion has a convex protrusion formed on the upper surface, A concave groove that engages with the convex protrusion of the side stay insertion portion when the side stay insertion portion is inserted into the heald frame stave on the lower surface of the adjustment moving metal bar that is in contact with the upper surface of the side stay insertion portion. Is formed.
  • an opening is formed in at least one side plate in a region corresponding to the position of the first metal bar.
  • a third metal bar is provided at a lower portion of the second metal bar, The third metal bar is connected to the side plates with metal rivets,
  • the second metal bar has a convex protrusion on the lower surface, and a concave groove is formed on the upper surface of the third metal bar facing the lower surface of the second metal bar.
  • the convex protrusion of the second metal bar is fitted into the concave groove of the third metal bar.
  • the second metal bar has a horizontal member having the screw hole into which the fixing bolt is screwed, and extends in a direction perpendicular to the horizontal member.
  • An L-shaped fixing member having a vertical member.
  • the upper surface of the vertical member of the L-shaped fixing member is formed on the lower surface of the first metal bar or the adjustment moving metal bar.
  • a protrusion that fits into the groove is formed.
  • the side stay insertion part is a substantially rectangular plate-like member having a thickness that fits into a hollow part of the heald frame stave,
  • a U-shaped groove is formed in the vertical direction with the tip opening from the tip opposite to the side stay body to the side of the side stay main body over a predetermined length.
  • the side stay insertion part is inserted into the heald frame stave so that the U-shaped groove of the side stay insertion part fits into the fixing bolt inserted from the upper plate side,
  • the side frame inserted into the heald frame stave is fixed by the fixing bolt and the second metal bar.
  • the present invention it is possible to achieve high speed and vibration control of the loom by reducing the weight and increasing the rigidity, and it is easy to assemble and disassemble.
  • FIG. 1 is a front view showing an example of a heald frame in which the present invention is embodied.
  • FIG. 2 is a cross-sectional view of an aluminum heald frame stave.
  • FIG. 3 is a perspective view showing an example of a fiber reinforced composite-made heald frame stave.
  • FIG. 4 is a perspective view showing an example of a side stay attaching part structure for connecting the fiber reinforced composite-made heald frame stave and the side stay.
  • FIG. 5 is a perspective view of an embodiment of a carbon fiber reinforced composite heald frame stave according to the present invention.
  • FIG. 6A is a cross-sectional view of an embodiment of a carbon fiber reinforced composite-made heald frame stave according to the present invention, and FIG.
  • FIG. 6B is a carbon fiber reinforced composite-made heald frame stave according to the present invention. It is sectional drawing of other Examples.
  • Fig.7 (a) is a perspective view explaining one Example of the side stay attaching part structure which concerns on this invention
  • FIG.7 (b) is a part of side stay attaching part structure shown to Fig.7 (a).
  • FIG. FIG. 8 is a perspective view of another embodiment of the carbon fiber reinforced composite heald frame stave according to the present invention.
  • FIG. 9 is a perspective view of another embodiment of the carbon fiber reinforced composite heald frame stave according to the present invention.
  • FIG. 10 is a view for explaining another embodiment of the side stay mounting portion structure according to the present invention.
  • FIG. 10 (a) is a perspective view showing the entire side stay mounting portion structure
  • FIG. 10 (a) is a perspective view showing the entire side stay mounting portion structure
  • FIG. 10 is an enlarged perspective view of a part of the side stay attachment structure shown in FIG.
  • FIG. 11 is a view for explaining another embodiment of the side stay mounting portion structure according to the present invention
  • FIG. 11 (a) is a perspective view showing the entire side stay mounting portion structure
  • FIG. 11 (c) are enlarged perspective views of a part of the side stay attachment structure shown in FIG. 11 (a).
  • FIG. 12 is a view for explaining another embodiment of the side stay attaching portion structure according to the present invention
  • FIG. 12 (a) is a perspective view showing the entire side stay attaching portion structure
  • FIG. FIG. 12 is an enlarged perspective view of a part of the side stay attachment structure shown in FIG. FIG.
  • FIG. 13 is a view for explaining another embodiment of the side stay attaching portion structure according to the present invention
  • FIG. 13 (a) is a perspective view showing the entire side stay attaching portion structure
  • FIG. 13 (c) are enlarged perspective views of a part of the side stay attachment structure shown in FIG. 13 (a).
  • FIG. 14 is a perspective view for explaining another embodiment of the side stay attaching portion structure according to the present invention.
  • FIG. 15 is a view for explaining another embodiment of the side stay attaching portion structure according to the present invention, and FIG. 15 (a) is a perspective view showing the entire side stay attaching portion structure, and FIG. FIG. 15A is an enlarged perspective view of a part of the side stay mounting portion structure shown in FIG. 15A, and FIG.
  • FIG. 15C is a front view.
  • FIG. 16 is a front view for explaining another embodiment of the side stay attaching portion structure according to the present invention.
  • FIG. 17 is a view for explaining another embodiment of the side stay attaching portion structure according to the present invention.
  • FIG. 17 (a) is a perspective view showing the entire side stay attaching portion structure
  • FIG. 18B is an enlarged perspective view of a part of the side stay mounting part structure shown in FIG. 18 is a view for explaining another embodiment of the side stay mounting portion structure according to the present invention.
  • FIG. 18 (a) is a perspective view showing the entire side stay mounting portion structure
  • FIG. ) Is an enlarged perspective view of a part of the side stay attachment structure shown in FIG. 18A
  • FIG. 18C is a front view.
  • FIG. 19 is a front view for explaining another embodiment of the side stay attaching portion structure according to the present invention.
  • 20 is a view for explaining another embodiment of the side stay mounting portion structure according to the present invention.
  • FIG. 20 (a) is a perspective view showing the entire side stay mounting portion structure
  • FIG. FIG. 20 is an enlarged perspective view of a part of the side stay attachment structure shown in FIG.
  • FIG. 5 shows a schematic configuration of an embodiment of the carbon fiber reinforced composite-made heald frame stave 2 of the present invention.
  • 5 and 6 are respectively a perspective view showing an upper frame heald frame stave 2, that is, an upper frame main body 2 having a hollow structure, which constitutes a fiber reinforced composite heald frame 1 (see FIG. 1). It is a cross-sectional view.
  • FIG. 7 is a perspective view showing the frame main body 2 and a part of the side stay 3 located on one side of the frame main body 2 in the longitudinal direction.
  • the Y direction in FIG. 5 is simply referred to as the vertical direction (or short direction) in FIG.
  • the direction is referred to as the left-right direction (or longitudinal direction).
  • the overall structure of the heald frame is the same as that of the conventional heald frame 1 shown in FIG. 1, and is a frame body having a hollow structure extending in the longitudinal direction of an elongated shape.
  • a stave 2 and side stays 3 provided integrally on both sides in the longitudinal direction of the frame body 2 are provided.
  • the frame body 2 has a hollow structure portion 2A that is a hollow structure, and at one end side in the short direction perpendicular to the longitudinal direction of the hollow structure portion 2A. That is, a support protrusion 5 for a hook hanger that supports the heald 4 (see FIG.
  • the hollow structure portion 2A of the frame body 2 has a rectangular side plate 11 extending in the longitudinal direction as shown in FIGS. 5 and 6A. (11a, 11b) and the lateral ribs 10 connecting the upper and lower ends of the side plates 11a, 11b, that is, the upper plate 10a and the lower plate 10b.
  • a metal side stay fixing member that is, for example, a steel, is formed on the lower surface of the upper plate 10a in order to form the side stay attachment structure 60.
  • a metal bar (first metal bar) 20 made of stainless steel, copper, aluminum or the like is provided.
  • the metal bar 20 has a rectangular cross section, and the width T20 is the same as the distance T3 between the inner surfaces of the side plates 11a and 11b, and is disposed inside the side plates 11a and 11b.
  • the longitudinal length (L20) along the longitudinal direction of the side plate 11 of the metal bar 20 is a predetermined length, for example, 3 to 8 cm, usually about 5 cm.
  • the thickness (H3) is 5 to 10 mm, usually about 5 mm.
  • the metal bar 20 is fixed to the upper plate 10a at the top with an adhesive. Further, as shown in FIG. 8, the metal bar 20 is a rivet made of metal, for example, steel, stainless steel, copper, aluminum, or the like that penetrates the side surface of the metal bar 20 from both side plates. It is also possible to connect to both side plates 11 (11a, 11b) at 22. Furthermore, as shown in FIG. 9, a carbon fiber having a configuration similar to that of the upper plate 10a between the metal bars 20 and 20 constituting the side stay fixing members disposed at both ends in the longitudinal direction of the frame main body 2.
  • an additional lateral rib (that is, a reinforcing plate) 10c made of a reinforced composite material may be fixed to the lower surface of the upper plate 10a by bonding or the like.
  • the support protrusion 5 integrally formed below the frame body 2 is formed along the longitudinal direction of the lower edge of the side plate 11 a on one side of the frame body 2 with the side plate 11 a.
  • the support plate 5a further extends the side plates 11a and 11b of the frame body 2 downward, and surrounds the projection material 5c at the lower end. It can also be formed by joining together so as to be wrapped.
  • the hollow structure portion 2A having the hollow structure of the frame body 2 and the support protrusion 5 are substantially made of a carbon fiber reinforced composite material.
  • the specific dimensions of the frame body 2 in this embodiment are as follows.
  • the vertical length W1 of the hollow structure portion 2A of the frame body 2 is 118 mm, and the vertical length W2 of the support projection 5 is 37 mm.
  • the overall width W of the frame body 2 is 155 mm, and the lower end of the frame body 2, that is, the vertical length W3 from the lower plate 10b to the protrusion 5b is 25 mm.
  • the length L in the longitudinal direction of the frame body 2 can be longer than 3500 mm, it is 2374 mm in this embodiment.
  • the size T1 between the outer surfaces of the side plates 11a and 11b is 9 mm, and the thickness T2 of each side plate 11a and 11b is 1 mm (that is, the distance between the inner surfaces of the side plates 11a and 11b).
  • T3 was 7 mm).
  • the thickness T4 of the support plate 5a was 2 mm.
  • the upper plate 10a and the lower plate 10b of the frame body 2 and the reinforcing plate 10c are formed of a unidirectional carbon fiber reinforced composite material formed by aligning long-fiber carbon fibers in one direction and arranging them in the longitudinal direction.
  • the thicknesses H1, H2, and H4 (FIG. 9) are 5 mm or more and 20 mm or less (usually 5 to 10 mm).
  • the upper plate 10a and the lower plate 10b if it is less than 5 mm, the required strength required for the heald frame stave 2 cannot be obtained.
  • the upper limit is 20 mm, but if it exceeds 20 mm, the strength will increase, but it will be an important factor in producing the heald frame stave with carbon fiber reinforced composite material.
  • the weight of the conventional frame stave may be the same as that of the conventional case where the stave frame stave is made of aluminum.
  • the thicknesses H1 and H2 of the upper plate 10a and the lower plate 10b (and the thickness H4 of the reinforcing plate 10c used as necessary) are 5 mm, which is a lower limit value. It was. Of course, the values of H1, H2, and H4 may be different values depending on the design.
  • the frame main body having a hollow structure that is, the carbon fiber reinforced composite material forming the side plates 11 (11a, 11b) of the heald frame stave 2 is used.
  • the shape of the long fiber may be a UD shape aligned in one direction, a plain weave and satin weave shape woven in two axes, or a triaxial woven shape woven in three axes singly or in combination. Can be used.
  • the upper plate 10a and the lower plate 10b (further, the reinforcing plate 10c) serving as the lateral ribs 10 have a UD shape that is aligned in one direction.
  • the matrix resin used for the carbon fiber reinforced composite material any of an epoxy resin, an unsaturated polyester resin, a vinyl ester resin, an MMA resin, or a phenol resin can be used.
  • the fiber volume content of the carbon fiber reinforced composite material is 30 to 70%, usually 50 to 60%.
  • the support plate 5a of the hook hanger support projection 5 provided integrally with the frame body 2 is provided on both side plates 11 of the frame body 2.
  • the carbon fiber reinforced composite material forming (11a11b) is bonded to each other.
  • the tip of the support protrusion 5 has a protrusion 5b having a predetermined shape and size in order to function as a hook hanger.
  • the protrusion 5b is formed by interposing a protrusion material 5c made of a long fiber reinforced composite material, a short fiber reinforced composite material, a resin, or a resin foam material between the carbon fiber reinforced composite materials 11a and 11b forming the support plate 5a. Can be formed integrally.
  • the protrusion material 5c is not limited to carbon fiber as the reinforcing fiber, and glass fiber, organic fiber, or the like can be used. (Side stay mounting structure)
  • the side stay attaching portion structure 60 includes the metal bar 20 disposed as a fixing member of the side stay 3 at the upper end of both side end portions of the frame main body 2.
  • FIG. 7 (a) and 7 (b) an embodiment of a side stay attaching part structure 60 for connecting the metal bar 20 installed at the right end in the longitudinal direction of the frame body 2 and the right side stay 3 is shown.
  • An example is shown.
  • a side stay 3 is arranged on the left end of the frame main body 2 in the same manner as the right end, and a similar side stay attaching part structure is provided, but is omitted in FIGS. 7 (a) and 7 (b).
  • FIG. 7 (a) the upper plate 10a and the metal bars 20 respectively installed at both ends in the longitudinal direction of the frame body 2 have the same metal bars 20 from the upper plate 10a in the vertical direction. Through holes 12 and 21 penetrating at the center are formed.
  • FIG. 7 (a) the upper plate 10a and the metal bars 20 respectively installed at both ends in the longitudinal direction of the frame body 2 have the same metal bars 20 from the upper plate 10a in the vertical direction. Through holes 12 and 21 penetrating at the center are formed.
  • the metal bar 20 having a rectangular cross section preferably has a concave groove 22 having a rectangular cross section processed along the longitudinal direction on the lower surface thereof.
  • the side stay 3 is formed integrally with a side stay main body 30 that is a metal member that has a rectangular cross section extending in the vertical direction, and protrudes at right angles to the upper end of the side stay main body 30. It has the insertion part 31 inserted in the part 2A and attached to the frame main body 2.
  • the side stay 3 that is, the side stay main body 30 and the insertion portion 31, steel, stainless steel, aluminum, or the like is used.
  • the upper surface of the insertion portion 31 has a predetermined length along the longitudinal direction from the side stay body 31 toward the groove 32.
  • the cross-sectional shape suitable for fitting into the groove 22 of the metal bar 20 over the length (about 1/2 of L30), that is, the convex protrusion 33 which is rectangular in this embodiment is formed. . Therefore, when the insertion portion 31 of the side stay 3 is inserted into the side end hollow portion of the frame body 2, the upper surface protrusion 33 of the insertion portion 31 of the side stay 3 fits into the lower surface groove 22 of the metal bar 20.
  • the side stay 3 is attached to the side end portion of the frame body 2 so as to be integrally aligned in the longitudinal direction.
  • a predetermined distance is provided below a fixed metal bar (first metal bar) 20 as a first fixing member fixed to the upper plate 10a.
  • a movable second metal bar 40 as a second fixing member is disposed.
  • the second metal bar 40 can have the same material and shape as the first metal bar 20.
  • the screw hole 41 is processed. That is, the second metal bar 40 functions as a nut member of the side stay fixing bolt 38.
  • the groove 22 formed in the first metal bar 20 is not provided.
  • the upper plate 10a penetrates through the through holes 12 and 21 from the first metal bar 20 and is screwed into the second metal bar 40 screw hole 41.
  • the shaft portion of the fixing bolt 38 is fitted into the U-shaped groove 32 of the insertion portion 31 so that the insertion portion 31 is sandwiched between the first metal bar 20 and the second metal bar 40.
  • the insertion part 31 of the side stay 31 is inserted into the hollow part of the frame body 2.
  • the upper surface protrusion 33 of the insertion portion 31 of the side stay 3 is fitted into the groove 22 of the metal bar 20, and the side stay 3 is integrally attached to the side surface of the frame body 2.
  • the lower surface of the side stay insertion portion 31 is in contact with the upper surface of the second fixed metal bar 40.
  • FIG. 11 shows another modified embodiment 1-1 of the side stay mounting portion structure 60 of the first embodiment.
  • the second metal bar 40 is used as a movable fixing member, and prior to inserting the insertion portion 31 of the side stay 3 into the side end hollow portion of the frame body 2.
  • the movable second metal bar 40 is disposed in the side hollow portion of the frame main body 2, and the distal end portion of the fixing bolt 38 is screwed together.
  • a second metal bar 40A similar to the second metal bar 40 in the first example is used, but only the second metal bar 40A in the present modified example 1-1.
  • the metal bar 40A is different in that a protrusion 40A1 is formed extending in the longitudinal direction (that is, the longitudinal direction of the frame body 2) on the lower surface portion thereof.
  • the overall configuration and function of the second metal bar 40A are the same as those of the second metal bar 40 of the first embodiment.
  • a fixed third metal bar 50 is installed at a lower portion of the movable second metal bar 40A.
  • the third metal bar 50 is fixed to the side plates 11 (11a, 11b) by rivets 51 penetrating the side surfaces from both side plates.
  • a concave groove 52 is formed on the upper surface of the third metal bar 50 in the longitudinal direction (that is, the frame).
  • the concave groove 52 has a shape that fits into the protrusion 40A1 formed on the lower surface of the second metal bar 40A. It is formed along the longitudinal direction of the main body 2.
  • the lower surface protrusion 40A1 of the second metal bar 40A is fitted in the concave groove 52 formed on the upper surface of the third metal bar 50 fixed to the frame body 2.
  • the lateral stay of the side stay 3 can be suppressed by this configuration.
  • the movable second metal bar 40 is attached to the frame body 2 as shown in FIG. 10. It arrange
  • an L-shaped fixing member 35 is used as the second metal bar instead of the movable second metal bar 40.
  • the L-shaped fixing member 35 includes a vertical member 35a and a horizontal member 35b, and a convex protrusion 36 having a predetermined length that fits into the groove 22 of the metal bar 20 is formed on the upper surface of the vertical member 35a. Is done.
  • the horizontal member 35b is formed with a screw hole 37 that is screwed into the side stay fixing bolt 38 in the vertical direction.
  • the horizontal member 35b functions as a nut member of the fixing bolt 38.
  • the configuration of the side stay 3 is the same as that described in the first embodiment. Also in this embodiment, first, as shown in FIG. 12, the side stay fixing bolt 38 is passed through the through holes 12 and 21 formed at the same center from the upper plate 10a to the first metal bar 20.
  • the convex protrusion 36 of the vertical member 35a is fitted in the groove 22 of the first metal bar 20, and the side stay insertion portion 31 and the horizontal member 35b of the L-shaped fixing member 35 are aligned.
  • the function to make. As a result, the insertion portion 31 of the side stay 3 is held between the metal bar 20 and the horizontal member 35 b of the L-shaped fixing member 35 by the fixing bolt 38, and the side stay 3 is firmly fixed to the frame body 2.
  • the third metal bar 50 can be installed at the lower portion of the horizontal member 35b.
  • an L-shaped fixing member 35A similar to the L-shaped fixing member 35 in the second embodiment is used, but the horizontal member in the present modified embodiment 2-1 is used.
  • 35b is different in that a protrusion 35b1 is formed extending in the longitudinal direction (that is, the longitudinal direction of the frame main body 2) on the lower surface portion.
  • the overall configuration and function of the L-shaped fixing member 35A are the same as those of the L-shaped fixing member 35 in the second embodiment.
  • the fixed third metal bar 50 is installed at the lower portion of the horizontal member 35b.
  • the third metal bar 50 is fixed to the side plates 11 (11a, 11b) by rivets 51 penetrating the side surfaces from both side plates.
  • the upper surface of the third metal bar 50 has a concave groove 52 that is shaped to fit into the protrusion 35b1 formed on the lower surface of the horizontal member 35b in the longitudinal direction (that is, the longitudinal direction of the frame body 2). ).
  • the insertion portion 31 of the side stay 3 is connected to the first metal bar 20 by the fixing bolt 38.
  • the side stay 3 is firmly fixed to the side end portion of the frame body 2 by being sandwiched by the L-shaped fixing member 35A.
  • the lower surface protrusion 35b1 of the horizontal member 35b of the L-shaped fixing member 35A is a concave groove formed on the upper surface of the third metal bar 50 fixed to the frame body 2.
  • the side stay 3 can be prevented from being shaken by this configuration.
  • FIG. 14 shows another embodiment of the side stay attachment portion structure 60.
  • the 2nd metal bar 40 was used as a movable fixing member.
  • a fixed second metal bar 42 is used instead of the movable second metal bar 40.
  • the configurations of the first metal bar 20 and the side stay 3 in the first embodiment are the same as those described in the first embodiment.
  • the second fixed metal bar 42 is fixed to the both side plates 11 (11a, 11b) with metal rivets 44 penetrating the side surfaces from both side plate sides.
  • Other configurations of the second fixed metal bar 42 are the same as those of the second metal bar 40 of the first embodiment.
  • the both side plates 11 (11a, 11b) of the frame body 2 are located between the first fixed metal bar 20 and the second fixed metal bar 42, and A slit 45 is formed over a predetermined length from the side end face.
  • the length L45 of the slit 45 is preferably longer by 2 to 3 cm than the longitudinal length of the upper and lower fixed metal bars 20 and 42, and the slit width W45 is about 1 to 2 mm.
  • the upper surface protrusion 33 of the insertion portion 31 of the side stay 3 is fitted into the groove 22 of the metal bar 20, and the side stay 3 is integrally attached to the side surface of the frame body 2.
  • the lower surface of the side stay insertion portion 31 is in contact with the upper surface of the second fixed metal bar 42.
  • the side stay fixing bolt 38 passes through the through holes 12 and 21 from the upper plate 10 a to the metal bar 20, and further, the U-shaped groove 32 of the side stay insertion portion 31. And is screwed into the screw hole 43 of the second fixed metal bar 42.
  • the insertion portion 31 of the side stay 3 is sandwiched between the first metal bar 20 and the second metal bar 42 by the fixing bolt 38, and the fixing bolt 38 is screwed into the fixed metal bar 42. Then, the side stay 3 is fixed to the frame body 2 by tightening.
  • the side stay fixing bolt 38 is penetrated from the upper plate 10a to the metal bar 20 through the through holes 12, 21, and further, the second The side stay insertion portion 31 is inserted into the screw hole 43 of the fixed metal bar 42 so that the U-shaped groove 32 of the side stay insertion portion 31 is fitted to the screw shaft of the fixing bolt 38.
  • FIG. 15 shows another embodiment of the side stay attachment part structure 60.
  • the insertion portion 31 of the side stay 3 is sandwiched between the first metal bar 20 and the second metal bar 40 by the fixing bolt 38, and the side stay 3. Is firmly fixed to the side end of the frame body 2.
  • the adjustment-use moving metal bar 20B is located below the first metal bar 20A configured similarly to the first metal bar 20 of the first embodiment. Is placed. That is, the first metal bar 20A is fixed to the upper plate 10a with an adhesive, but the adjustment moving metal bar 20B is fixed to the upper plate 10a and the first metal bar 20A with the fixing bolt 55. Fixed to.
  • the concave groove 22 is not formed on the lower surface of the first metal bar 20A.
  • the upper surface convex protrusion of the side stay insertion portion 31 is formed on the lower surface of the adjustment moving metal bar 20B.
  • a concave groove 22 is formed to engage with 33.
  • the configuration is the same as that of the first embodiment, and the insertion portion 31 of the side stay 3 is sandwiched between the adjustment moving metal bar 20B and the second metal bar 40, and the side stay 3 is The frame body 2 is firmly fixed to the side end portion.
  • the mounting accuracy between the side stay 3 and the frame body 2 is extremely important. In particular, as shown in FIG.
  • the vertical distance L0 is assembled to a specified dimension. Therefore, if this dimension is assembled different from the specified value, the predetermined dimension L0 is obtained by adjusting the thickness of the adjusting moving metal bar 20B.
  • a shim adjustment metal thin plate or the like is sandwiched between the first metal bar 20A and the adjustment moving metal bar 20B to adjust the thickness of the adjustment movement metal bar 20B. it can.
  • both side plates 11 (11a, 11b) of the frame body 2 or one side plate 11 has a first metal.
  • An elongated oval opening 59 may be formed by machining in a region corresponding to the position of the bar 20A.
  • FIG. 17 shows another embodiment of the side stay mounting portion structure 60.
  • the fifth embodiment is a modified embodiment of the fourth embodiment shown in FIG.
  • a second metal bar 40A similar to the second metal bar 40 in the fourth embodiment is used.
  • the second metal bar 40A in the fifth embodiment is The difference is that the protrusion 40A1 is formed so as to extend in the longitudinal direction (that is, the longitudinal direction of the frame body 2) on the bottom surface.
  • the overall configuration and functions of the second metal bar 40A are the same as those of the second metal bar 40 of the fourth embodiment.
  • a fixed third metal bar 50 is installed at a lower portion of the movable second metal bar 40A.
  • the third metal bar 50 is fixed to the side plates 11 (11a, 11b) by rivets 51 penetrating the side surfaces from both side plates.
  • a concave groove 52 is formed on the upper surface of the third metal bar 50 in the longitudinal direction (that is, the frame).
  • the concave groove 52 has a shape that fits into the protrusion 40A1 formed on the lower surface of the second metal bar 40A. It is formed along the longitudinal direction of the main body 2.
  • the side stay 3 is firmly fixed to the side end portion of the frame body 2 by being sandwiched between the metal bar 20B) and the second metal bar 40A. Further, in the fifth embodiment, the lower surface protrusion 40A1 of the second metal bar 40A is fitted into the groove 52 formed on the upper surface of the third metal bar 50 fixed to the frame body 2. Thus, the side shake of the side stay 3 can be suppressed by this configuration.
  • FIG. 18 shows another embodiment of the side stay attachment part structure 60.
  • the sixth embodiment is a modified embodiment of the fourth embodiment shown in FIG.
  • an L-shaped fixing member 35 is used as a second metal bar instead of the movable second metal bar 40 in the fourth embodiment.
  • the L-shaped fixing member 35 according to the sixth embodiment has the same configuration as the L-shaped fixing member 35 according to the second embodiment described with reference to FIG. That is, the L-shaped fixing member 35 includes a vertical member 35a and a horizontal member 35b, and a convex protrusion 36 having a predetermined length that fits into the groove 22 of the metal bar 20 is formed on the upper surface of the vertical member 35a. Is done.
  • the horizontal member 35b is formed with a screw hole 37 that is screwed into the side stay fixing bolt 38 in the vertical direction.
  • the horizontal member 35b functions as a nut member of the fixing bolt 38.
  • the configuration of the side stay 3 is the same as that described in the first embodiment. Also in this example, first, as shown in FIG. 18, the side stay fixing bolt 38 is penetrated through the through holes 12 and 21 formed at the same center from the upper plate 10a to the first metal bar 20A. Then, it is screwed into the screw hole 37 of the horizontal member 35 b of the L-shaped fixing member 35.
  • the convex protrusion 36 of the vertical member 35a is fitted in the groove 22 of the adjustment moving metal bar 20B, and the side stay insertion portion 31 and the horizontal member 35b of the L-shaped fixing member 35 are aligned.
  • the function to make. As a result, the insertion portion 31 of the side stay 3 is sandwiched between the first metal bar 20A (adjustment moving metal bar 20B) and the horizontal member 35b of the L-shaped fixing member 35 by the fixing bolt 38, and the side stay 3 Is firmly fixed to the frame body 2. As shown in FIG.
  • the modified embodiment 6-1 further includes both side plates 11 (11a, 11b) of the frame body 2 or On one side plate 11, an elongated oval opening 59 may be formed by machining in a region corresponding to the position of the first metal bar 20A.
  • the first metal bar 20A can be attached and the shim can be easily installed through the opening 59 with good workability, and the assembly work efficiency can be improved.
  • the sixth embodiment and the modified embodiment 6-1 configured as described above the mounting accuracy between the side stay 3 and the frame main body 2 can be improved with a simpler structure.
  • FIG. 20 shows another embodiment of the side stay mounting part structure 60.
  • the seventh embodiment is a modified embodiment of the sixth embodiment shown in FIG.
  • a third metal bar 50 can be installed at the lower portion of the horizontal member 35b. That is, also in the seventh embodiment, an L-shaped fixing member 35A similar to the L-shaped fixing member 35 in the sixth embodiment is used.
  • the horizontal member 35b in the seventh embodiment has a lower surface portion. 1 in that the protrusion 35b1 is formed extending in the longitudinal direction (that is, the longitudinal direction of the frame body 2).
  • the overall configuration and function of the L-shaped fixing member 35A are the same as those of the L-shaped fixing member 35 in the sixth embodiment.
  • a fixed third metal bar 50 is installed at a lower portion of the horizontal member 35b.
  • the third metal bar 50 is fixed to the side plates 11 (11a, 11b) by rivets 51 penetrating the side surfaces from both side plates.
  • the upper surface of the third metal bar 50 has a concave groove 52 that is shaped to fit into the protrusion 35b1 formed on the lower surface of the horizontal member 35b in the longitudinal direction (that is, the longitudinal direction of the frame body 2).
  • the side stay 3 is clamped by the horizontal member 35b of the member 35A, and the side stay 3 is firmly fixed to the side end portion of the frame body 2. Further, in the seventh embodiment, the lower surface protrusion 35b1 of the L-shaped fixing member 35A is fitted in the groove 52 formed on the upper surface of the third metal bar 50 fixed to the frame body 2. With this configuration, the side shake of the side stay 3 can be suppressed. Also in the seventh embodiment, as described with reference to FIG. 19, as in the modified embodiment 6-1 of the sixth embodiment, the both side plates 11 (11 a, 11 b) of the frame body 2, or one of them In the side plate 11, an elongated oval opening 59 can be formed by machining in a region corresponding to the position of the first metal bar 20A.
  • the carbon fiber reinforced composite material-made heald frame stave and the side stay attachment structure according to the present invention have been described in detail.
  • the carbon fiber of the present invention configured as described above in the heald frame of the loom
  • the characteristics when the reinforced composite material heald frame stave 2 is used will be described collectively.
  • the heald frame stave is made of a carbon fiber reinforced composite material, and that the loom is increased in speed and vibration suppression by reducing the weight and increasing the rigidity.
  • the design of the heddle frame 1 see FIG.
  • a UD-shaped CFRP unidirectional carbon made by arranging long fibers in the longitudinal direction at both upper and lower edges of the hollow structure portion 2A of the hollow frame stave 2 having a hollow structure. It has a structure in which horizontal ribs 10 (10a, 10b) made of a fiber reinforced composite material are arranged.
  • such a structure has a structure in which the cross-sectional rigidity of the vertical frame frame stave 2 that determines the vertical deflection is maximized with less material.
  • the heald frame stave 2 hangs a heald or a woven thread at the lower end, and a load is applied thereto. The point that receives the load is next important. In order to minimize the vertical deflection, it is necessary to bring a point that receives this load to a position where the cross-sectional rigidity of the heald frame stave 2 is fully exhibited.
  • the metal bar 20 for directly transmitting the load to the side stay 3 is integrally attached to the upper plate 10a as a lateral rib by adhesion or the like, and the cross-sectional rigidity of the heald frame stave 2 is made full. It has a structure that can be demonstrated.
  • the side stay 3 has a role of assembling the upper and lower heald frame staves 2 at regular intervals and maintaining the accuracy thereof.
  • the width of the location where the heald is attached will change, making it impossible to attach the heald, or causing problems such as breakage of the heald while weaving with a loom.
  • the accuracy is determined by the metal bar 20 bonded to the top of the heald frame stave 2. It is essential to attach the side stay 3 with a determined accuracy and that this accuracy does not change during the work.
  • the surface on which the side stay 3 is attached is made of a carbon fiber reinforced composite material, the surface changes due to wear, wrinkles, and the like due to the resin surface, resulting in inconvenience. For this reason, the surface which fixes the side stay 3 must be a hard and hard-wearing metal surface.
  • the accuracy of attaching the metal bar 20 is set so that it can be dealt with by paying sufficient attention at the time of bonding or by processing later even if the accuracy is poor.
  • the accuracy of attaching the side stay 3 is the interval at which the heald is attached when the side stay 3 is attached, and is ⁇ 0.1 mm.
  • the function required of the heald frame 1 is strength, and it is important that the fixing bolt 38 to which the side stay 3 is attached is not broken by the tightening force of the fixing bolt 38 or the load applied from the heald or woven yarn during operation. It is.
  • Both of these loads are applied to the fixing metal bar 20 bonded to the horizontal rib (upper plate) 10a made of carbon fiber reinforced composite material extending in the longitudinal direction of the upper portion of the heald frame stave 2 to which the side stay 3 is attached.
  • the fixing member the fixing member of the side stay 3 between the upper first metal bar 20 and the lower second metal bars 35, 40, 42 ( The insertion part 31) is sandwiched and tightened with bolts 38.
  • the reaction force of the bolt 38 is received by the upper surface (the lower surface of the bolt head) of the carbon fiber reinforced composite material lateral rib (upper plate) 10a at the upper side of the side stay stave.
  • the same compressive force as that tightened with the bolt 38 is applied between the upper surface of the carbon fiber reinforced composite lateral rib (upper plate) 10a and the first metal bar 20 bonded to the lower surface. come.
  • This compressive force is received by the solid carbon fiber reinforced composite material lateral rib (upper plate) 10a and the first metal bar 20, so that it does not break.
  • the compressive force is applied to the side plates 11 (11a, 11b) made of the carbon fiber reinforced composite material, the carbon fiber reinforced composite material may be deformed or broken, and a sufficient force may be applied. Can not.
  • the force to move the heald frame up and down enters the first metal bar 20 on the upper surface from the side stay fixing member (insertion portion 31).
  • the force is not so large because it is a force that lifts the tension of the heald attached to the heald frame stave 2 or the yarn to be woven.
  • This force enters the lateral rib (upper plate) 10a made of a carbon fiber reinforced composite material extending in the lateral direction on the upper surface of the heald frame stave 2, and the carbon fiber on the side surface of the stave bonded to the lateral rib (upper plate) 10a.
  • the force is transmitted to the entire stave through the reinforced composite material side plate 11 (11a, 11b).
  • the carbon fiber reinforced composite material lateral rib (upper plate) 10a extending in the lateral direction on the upper surface of the heald frame stave and the carbon fiber reinforced composite material side plate 11 (11a, 11b) on the side of the stave are bonded. Power is essential.
  • the thickness H1 and H2 of the carbon fiber reinforced composite material lateral rib (upper plate) 11a extending in the lateral direction on the upper surface of the heald frame stave, as well as the lateral rib (lower plate) 11b, 5 mm or more is required.
  • fixing the first metal bar 20 on the upper surface with the rivet 22 is intended as a safety measure for preventing the adhesion from being peeled off for some reason during the operation.
  • the function required for the heald frame 1 is to ensure the weaving speed.
  • the primary natural frequency of the heald frame stave 2 is made to be equal to or higher than that of the current aluminum as well as ensuring the cross-sectional rigidity higher than that of the current aluminum heald frame.
  • the heald frame stave 2 is manufactured using carbon fiber of a general-purpose PAN-based carbon fiber (tensile elastic modulus of 235 GPa or more) that is low in cost, a width of 5 mm or more is formed on the upper and lower surfaces of the hollow structure portion 2A of the heald frame stave 2 It has been found that if the lateral ribs 10 (10a, 10b) are arranged, the sectional rigidity in the vertical direction can be ensured to be higher than that of aluminum.
  • the tensile modulus and density of the material used are important.
  • the primary natural frequency is proportional to the tensile elastic modulus route (1/2 power) and inversely proportional to the density route (1/2 power). It can be seen that the primary natural frequency of the heald frame stave 2 of the present invention is about 1.6 times that of aluminum, and the primary natural frequency is not a problem. (6) Silentness is naturally required for the heald frame.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Looms (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

L'invention concerne un harnais de cadre à lisses constitué d'une matière composite renforcée par des fibres de carbone, le harnais de cadre à lisses ayant un poids réduit et une rigidité améliorée, ce par quoi un métier à tisser peut atteindre une augmentation en vitesse de tissage et en propriétés d'amortissement des vibrations. Le harnais de cadre à lisses facilite le montage et le démontage. L'invention concerne également une structure de pièce de montage de contrefiche latérale pour relier le harnais de cadre à lisses et les contrefiches latérales. Un harnais de cadre à lisses (2) constitué d'une matière composite renforcée par des fibres de carbone comprend : deux plaques latérales (11a, 11b) qui sont constituées d'une matière composite renforcée par des fibres de carbone; une plaque supérieure (10a) et une plaque inférieure (10b) qui sont constituées d'une matière composite renforcée par des fibres de carbone et par lesquelles l'extrémité supérieure et l'extrémité inférieure de l'une des deux plaques latérales (11a, 11b) sont reliées respectivement à l'extrémité supérieure et à l'extrémité inférieure de l'autre le long de la direction longitudinale; et des premières barres métalliques (20) d'adaptation de contrefiches latérales (3), les premières barres métalliques (20) ayant été attachées d'un seul tenant à la surface inférieure de la plaque supérieure (10a) respectivement aux deux extrémités dans la direction longitudinale de la plaque supérieure (10a). La plaque supérieure (10a) et la plaque inférieure (10b) sont constituées d'une matière composite renforcée par des fibres de carbone de façon unidirectionnelle, et chacune a une épaisseur, telle que mesurée dans la direction verticale perpendiculairement à la direction longitudinale, de 5-20 mm.
PCT/JP2011/079956 2010-12-17 2011-12-16 Harnais de cadre à lisses constitué d'une matière composite renforcée par des fibres de carbone et structure de pièce de montage pour une contrefiche latérale WO2012081735A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201180060022.1A CN103314146B (zh) 2010-12-17 2011-12-16 碳素纤维强化复合材料制综丝框架狭板及侧撑条安装部结构
EP11848072.2A EP2653594A4 (fr) 2010-12-17 2011-12-16 Harnais de cadre à lisses constitué d'une matière composite renforcée par des fibres de carbone et structure de pièce de montage pour une contrefiche latérale

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JP2010282285A JP5769958B2 (ja) 2010-12-17 2010-12-17 サイドステー取付部構造
JP2010-282285 2010-12-17

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WO2012081735A1 true WO2012081735A1 (fr) 2012-06-21

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EP (1) EP2653594A4 (fr)
JP (1) JP5769958B2 (fr)
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CN113022610A (zh) * 2019-12-09 2021-06-25 中车唐山机车车辆有限公司 一种用于磁悬浮车辆的地板组成及磁悬浮车辆
CN113737351A (zh) * 2021-10-14 2021-12-03 西安康本材料有限公司 一种pan纤维打纬装置

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JP6312194B2 (ja) * 2013-10-25 2018-04-18 新日鉄住金マテリアルズ株式会社 炭素繊維強化複合材製ヘルドフレームステーブ、及び、サイドステー取付部構造
CN107488914B (zh) * 2017-08-22 2020-05-26 西安工程大学 一种叠层整体成型的碳纤维复合材料综框
IT201900004203A1 (it) 2019-03-22 2020-09-22 Itema Spa Quadro licci per telai di tessitura con giunti di connessione fiancale/traversa a prestazioni migliorate

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CN113737351A (zh) * 2021-10-14 2021-12-03 西安康本材料有限公司 一种pan纤维打纬装置

Also Published As

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EP2653594A1 (fr) 2013-10-23
EP2653594A4 (fr) 2018-02-21
CN103314146A (zh) 2013-09-18
JP5769958B2 (ja) 2015-08-26
CN103314146B (zh) 2016-06-29
JP2012127041A (ja) 2012-07-05

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