WO2010089854A1 - ファスナーエレメント - Google Patents
ファスナーエレメント Download PDFInfo
- Publication number
- WO2010089854A1 WO2010089854A1 PCT/JP2009/051848 JP2009051848W WO2010089854A1 WO 2010089854 A1 WO2010089854 A1 WO 2010089854A1 JP 2009051848 W JP2009051848 W JP 2009051848W WO 2010089854 A1 WO2010089854 A1 WO 2010089854A1
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- WO
- WIPO (PCT)
- Prior art keywords
- fastener element
- fastener
- sticking prevention
- sticking
- meshing
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/02—Slide fasteners with a series of separate interlocking members secured to each stringer tape
- A44B19/04—Stringers arranged edge-to-edge when fastened, e.g. abutting stringers
- A44B19/06—Stringers arranged edge-to-edge when fastened, e.g. abutting stringers with substantially rectangular members having interlocking projections and pieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/46—Making other particular articles haberdashery, e.g. buckles, combs; pronged fasteners, e.g. staples
- B21D53/50—Making other particular articles haberdashery, e.g. buckles, combs; pronged fasteners, e.g. staples metal slide-fastener parts
- B21D53/52—Making other particular articles haberdashery, e.g. buckles, combs; pronged fasteners, e.g. staples metal slide-fastener parts fastener elements; Attaching such elements so far as this procedure is combined with the process for making the elements
Definitions
- the present invention relates to a metal fastener element for a slide fastener.
- a metal fastener element has a meshing head, a trunk portion extending rearward from a base end portion of the meshing head, and a pair of left and right legs branching back from the trunk portion and extending rearward. Has a part.
- Such metal fastener elements are usually manufactured by two typical methods.
- One method for manufacturing the metal fastener element is to first apply a rolling process to a long wire having a Y-shaped cross section, and cut the wire in a desired thickness in the length direction in order to obtain a Y-shaped cross section. Create an element material. Subsequently, a portion corresponding to the meshing head of the element material is locally pressed and deformed to form a meshing convex portion and a meshing concave portion, thereby forming a fastener element.
- the formed fastener elements are sequentially planted at a fixed pitch along one side edge of a long fastener tape that is separately transferred by caulking means. Thereby, the fastener stringer in which the metal fastener elements are arranged is manufactured.
- Another manufacturing method of the metal fastener element is to form a meshing head by plastically deforming a metal rectangular wire by pressing a press punch and a press die, and to form the meshing head. Are sequentially punched into the shape of the element using a cutting punch and a cutting die, whereby the fastener elements are manufactured one by one.
- the fastener element obtained in this way is subjected to a polishing process such as barrel polishing or chemical polishing, or after a coating process for applying a clear coating or the like to the element surface, and then through a parts feeder that adjusts the posture of the fastener element. It is continuously supplied to one side edge of the long fastener tape. And the fastener stringer is manufactured by planting the supplied fastener elements one by one on the fastener tape by the caulking means.
- a polishing process such as barrel polishing or chemical polishing
- a coating process for applying a clear coating or the like to the element surface
- the fastener element manufactured by the latter method can be shaped in various shapes by a press punch and a press die, for example, the appearance shape and structure of the meshing head are diverse.
- the fastener element has the advantage that it is excellent in appearance and design because it can be polished in the polishing process to give gloss and can be painted in the desired color tone in the painting process.
- the fastener element 70 described in these documents includes a meshing head 71 and a tape clamping portion 81 extending from the meshing head 71.
- the meshing head 71 has a thin flat plate portion 72, a meshing convex portion 73 projecting from the upper surface and the lower surface of the flat plate portion 72, and a vertical protrusion from the flat plate portion 72. And left and right raised portions 74 extending from the tape clamping portion 81 toward the left and right sides of the meshing convex portion 73.
- the tape clamping portion 81 includes a barrel portion 82 that extends from the base end portion of the meshing head portion 71 via a stepped surface 84 and a pair of branches that extend from the barrel portion 82 to the left and right. Leg portion 83. Further, the fastener element 70 is formed with a meshing concave portion 76 surrounded by a meshing convex portion 73, left and right raised portions 74, and a body portion 82, and the meshing concave portion 76 is fitted with the meshing convex portion 73 of the mating counterpart. Configured to match.
- the fixing strength at which the fastener element 70 is fixed to the fastener tape is increased.
- the slide fastener can obtain a high engagement strength when the right and left fastener elements 70 are engaged with each other, the so-called chain breakage that prevents the engagement of the fastener elements 70 even when subjected to a lateral pulling force is prevented. be able to.
- Patent Document 2 As shown in FIG. 19, when punching the fastener element 70 from a metal flat wire 93 using a cutting punch 91 and a cutting die 92, the punch side mouth peripheral edge of the cutting die 92 is used. Further, a chamfer with a radius of 0.01 to 1.0 mm is made, and a predetermined gap T is provided between the cutting punch 91 and the cutting die 92.
- each fastener element 70 of Patent Document 2 obtained by punching has a sheared surface at 80% or more of the cut surface of the fastener element 70, and can have a fractured surface of less than 20%.
- the shear plane referred to here is a dark black color when the irradiated light is regularly reflected when observed from a position outside the regular reflection position when the cut surface of the fastener element 70 is irradiated with light at a desired incident angle.
- the fracture surface indicates a surface that appears white due to irregular reflection of irradiation light.
- the fastener element 70 in which 80% or more of the cut surface is a sheared surface is a high-quality fastener element 70 having a high smoothness of the element surface, a uniform and excellent appearance, and particularly 90% of the cut surface. If the above is a shear plane, it is excellent in design and is suitably used for high-end brand products.
- the cutting punch 91 is attached to the flat wire 93 as shown in FIG.
- the fastener element is punched by moving from above to below so as to be orthogonal to each other. Therefore, the shape of the abutting surface portion 94 (tip surface portion) that abuts against the fastener element of the cutting punch 91 is transferred to the element upper surface (element first surface that abuts the cutting punch 91) of the obtained fastener element.
- the portion (surface) of the contact surface portion 94 of the cutting punch 91 that contacts the upper surface of the tape clamping portion and the raised portion of the fastener element is the upper surface of the rectangular wire 93 in order to improve the appearance of the fastener element. It is formed on a flat surface parallel to the.
- the upper surface of the element of the fastener element punched by the cutting punch 91 having such an abutting surface portion 94 and the cutting die 92, particularly, the upper surface of the tape clamping portion and the upper surface of the raised portion are formed on a smooth flat surface.
- the ridge line portion arranged between the upper surface of the tape holding portion and the upper surface of the raised portion and the cut surface formed when the element is punched is formed in a square shape. ing.
- the fastener element is punched on the lower surface of the fastener element (that is, the element second surface disposed on the side opposite to the element first surface), particularly on the lower surface of the tape clamping portion and the lower surface side of the raised portion.
- the ridge line portion disposed between the cut surface formed by the punching and the lower surface of the fastener element is cut and formed so as to be torn off from the flat wire, the ridge line portion on the lower surface side and The vicinity of the ridge line portion is curved.
- metal fastener elements punched from a rectangular wire using a cutting punch and a cutting die are generally subjected to processing such as the polishing step and the coating step described above before being planted on the fastener tape.
- processing such as the polishing step and the coating step described above before being planted on the fastener tape.
- a plurality of fastener elements are put into a bucket, and the fastener elements are painted by spraying paint while rotating the bucket.
- the fastener element punched from the flat wire has a flat surface formed between the upper surface of the tape clamping portion and the upper surface of the raised portion, and a ridge line disposed between the upper surface and the element peripheral surface.
- the portion is formed in a square shape as described above.
- the tape clamping portion and the raised portion is formed in a curved surface shape in the vicinity of the ridge line portion and the ridge line portion arranged on the lower surface side, the tape clamping portion and the raised portion arranged on the fastener element
- the lower surface of the part and the upper surface or the lower surface of the tape clamping part and the raised part of other fastener elements are difficult to stick to each other, and even if other fastener elements are once stuck to the lower surface, these fastener elements easily separated when receiving etc. For this reason, the problem that the fastener elements are stuck and cannot be separated such as the upper surface (element first surface) side of the fastener element did not occur.
- the present invention has been made in view of the above-described conventional problems, and its specific purpose is that even if a process using a liquid such as a coating process is performed, the elements stick to each other during the process. There is no metal fastener element to provide.
- a fastener element provided by the present invention has, as a basic structure, a slide fastener including a meshing head and a bifurcated tape clamping portion extending from the meshing head.
- the fastener element is manufactured by punching a metal flat wire using a cutting punch and a cutting die, and the sticking surface is an element first on the side where the cutting punch abuts. It is preferable that the sticking prevention convex portion is disposed at least on the element first surface, including a surface and an element second surface opposite to the element first surface.
- the sticking prevention convex portion can be further formed on the second surface of the element. Furthermore, it is preferable that two sticking preventing convex portions are formed at least on the first surface of the element.
- the meshing head includes a thin flat plate portion, and meshing convex portions protruding from the element first surface and the second surface of the flat plate portion, and the tape clamping portion is The sticking prevention convex part having a body part extending thickly from the base end part of the meshing head via a step surface and a pair of leg parts extending from the body part. Is preferably provided so as to protrude from the tape clamping portion.
- the dimension L1 in the element length direction from the meshing head side edge of the first region formed by the same plane as the first surface of the tape clamping part to the leg side edge of the tape clamping part is preferably set to 1/2 or more.
- the sticking prevention convex portion is included in a second region formed by the body portion.
- the leg portion is extended from the trunk portion, a middle portion extending from the root portion, an outer edge and a linear inner edge are arranged along the element length direction, and And the sticking prevention convex portion is located in the region of the intermediate portion and in front of the intermediate portion.
- An extension line extending the inner edge of the body portion toward the meshing head side, an outer edge of the body portion and the base portion, and a region surrounded by the meshing head side edge of the body portion are formed together. It is preferable to be included in the third region.
- the leg portion includes a base portion extending from the trunk portion, an intermediate portion extending from the base portion, and an outer edge and an inner edge arranged along the element length direction, And the sticking prevention convex part is arranged on a center line between the outer edge and the inner edge in the intermediate part. Is preferred. Moreover, it is preferable that the sticking prevention convex portion is disposed across a boundary line between the trunk portion and the leg portion.
- the meshing head includes a meshing recess that is recessed on the element first surface side and a meshing protrusion that protrudes on the element second surface side
- the tape clamping portion Has a body part extending from the base end part of the meshing head part and a pair of leg parts extending from the body part, and the sticking prevention convex part sandwiches the tape. It may be provided protruding from the part.
- the ratio of the dimension L4 in the element length direction from the top of the sticking prevention convex part to the leg side edge of the fastener element is 1 with respect to the dimension L3 in the element length direction of the entire fastener element. It is preferable that it is set to / 2 or more. Furthermore, in the fastener element of the present invention, it is preferable that the protruding height of the sticking prevention convex portion is set to 0.05 mm or less.
- the fastener element according to the present invention includes a meshing head and a bifurcated tape clamping portion extending from the meshing head, and a liquid such as a coating process is used for a plurality of fastener elements. At least one sticking prevention convex portion protrudes from at least one of the sticking surfaces where the fastener elements stick to each other when the treatment is performed.
- a sticking prevention convex portion is formed in advance on the sticking surface where the fastener elements are in surface contact and sticking together when liquid processing is conventionally performed. Even if the element is subjected to liquid treatment, a clearance is formed between the overlapping fastener elements, and the phenomenon that the fastener elements are firmly stuck to each other by surface contact and cannot be separated can be prevented. Therefore, even if the process using the liquid is performed on the plurality of fastener elements of the present invention, it is possible to prevent the occurrence of product defects due to the pasting of the fastener elements as in the prior art.
- the present invention can be suitably applied to a fastener element manufactured by punching a metal rectangular wire using a cutting punch and a cutting die.
- the sticking surface includes an element first surface on the side where the cutting punch abuts and an element second surface on the side opposite to the element first surface, and the sticking prevention convex portion includes at least the element first surface. It is arranged on one side.
- the fastener element of the present invention is an element on the side where the cutting punch comes into contact.
- the sticking prevention convex portion is arranged on the first surface, whereby the sticking problem between the elements can be easily solved.
- the fastener element of the present invention is not limited to a fastener element manufactured from a flat metal wire using a cutting punch and a cutting die.
- a Y-shaped element material is manufactured by sequentially cutting a long wire having a Y-shaped cross section, and the portion corresponding to the meshing head of the obtained element material is locally pressed and deformed to be engaged.
- metal fastener elements manufactured by forming convex portions and meshing concave portions, and metal fastener elements formed into a desired shape by so-called die casting that press-fits molten metal into a mold. Can be applied.
- the sticking prevention convex portion can be further formed on the element second surface arranged on the opposite side of the element first surface of the fastener element.
- the sticking prevention convex portions are formed on the element first surface and the element second surface of the fastener element, for example, when performing chemical polishing on the fastener element, the fastener elements are arranged on the element first surface. Since the surface contact with the second surface of the element can be prevented, the chemical polishing liquid can be smoothly wound around the entire fastener element. For this reason, chemical polishing can be uniformly performed on the entire fastener element, the glossiness of the fastener element is not uneven, and the appearance quality can be further improved.
- At least the two first protrusions for preventing sticking are formed on the first surface of the element. This makes it possible to stably prevent the first element surfaces of the fastener element from sticking to each other when the fastener element is treated with a liquid, and to provide the sticking prevention convex portion on the fastener element so as not to stand out. And the appearance quality of the fastener element is not deteriorated.
- the meshing head has a thin flat plate portion, and meshing convex portions protruding from the element first surface and the second surface of the flat plate portion,
- the portion includes a body portion that is thickly extended from a base end portion of the meshing head via a step surface, and a pair of leg portions that are branched and extended from the body portion.
- the prevention convex portion is configured to project from the tape clamping portion. Even a fastener element having such a configuration can prevent a phenomenon in which the first element surfaces adhere to each other as described above.
- the dimension L1 in the element length direction from the meshing head side edge of the first region formed by the same plane as the first surface of the tape clamping part to the leg side edge of the tape clamping part is set to 1/2 or more, preferably 2/3 or more. Accordingly, even if the fastener elements are overlapped in the same direction or overlap in the opposite direction, sticking of the element first surfaces can be reliably prevented.
- the sticking prevention convex portion is included in the second region formed by the body portion, so that sticking between the element first surfaces can be reliably prevented.
- the leg portion includes a root portion extending from the trunk portion, and an intermediate portion extending from the root portion and having an outer edge and a linear inner edge disposed along the element length direction.
- a curving portion formed by curving in a direction approaching each other from the intermediate portion, and the sticking prevention convex portion is located in the region of the intermediate portion and in front of the intermediate portion, the inner edge of the intermediate portion Is included in a third region formed by combining a region surrounded by an extension line extending to the meshing head side, an outer edge of the trunk portion and the base portion, and a meshing head side edge of the trunk portion. Also, the sticking between the first element surfaces can be reliably prevented.
- outer edge and the inner edge in the intermediate portion are arranged along the element length direction means that the outer edge and the inner edge of the intermediate portion are in the element length direction when the fastener element is planted on the fastener tape. It is said that it is arranged substantially parallel to.
- the leg portion includes a root portion extending from the trunk portion, an intermediate portion extending from the root portion, and an outer edge and an inner edge arranged along the element length direction, and the intermediate portion.
- the sticking prevention convex part is arranged on the center line between the outer edge and the inner edge in the intermediate part, Sticking of the element first surfaces can be reliably prevented.
- the sticking between the first surfaces of the elements can be reliably prevented by the sticking preventing convex portion being disposed across the boundary line between the trunk portion and the leg portion.
- the fastener element according to the present invention has a meshing concave portion in which the meshing head portion is recessed on the element first surface side, and a meshing convex portion projecting on the element second surface side
- the tape clamping part has a body part extending from a base end part of the meshing head part and a pair of leg parts extending from the body part, and the sticking prevention convex part , And may be configured to protrude from the tape clamping portion. Even a fastener element having such a configuration can prevent a phenomenon in which the first element surfaces adhere to each other as described above.
- the ratio of the dimension L4 in the element length direction from the top of the sticking prevention convex part to the leg side edge of the fastener element is 1 with respect to the dimension L3 in the element length direction of the entire fastener element.
- the protruding height of the sticking prevention convex portion is set to 0.05 mm or less.
- the protruding height of the sticking prevention convex portion is set to 0.05 mm or less, preferably 0.03 mm or less after the liquid treatment.
- the sticking prevention convex portion can be provided inconspicuously on the fastener element.
- the protruding height of the sticking prevention convex portion is set as described above, for example, after the fastener element of the present invention is supplied to the fastener tape, when the fastener element is crimped to the fastener tape, It is also possible to prevent a problem that the sticking prevention convex portion is rubbed against the element crimping means and the paint of the element is peeled off.
- FIG. 1 is a perspective view showing a fastener element according to Embodiment 1 of the present invention.
- FIG. 2 is a top view showing a state before crimping to the fastener tape of the fastener element.
- FIG. 3 is a front view of a slide fastener having the fastener element.
- FIG. 4 is an explanatory view illustrating a first region of the fastener element.
- FIG. 5 is an explanatory view illustrating a second region of the fastener element.
- FIG. 6 is an explanatory view illustrating a third region of the fastener element.
- FIG. 7 is a side view of the fastener element.
- FIG. 8 is a view when the fastener element is viewed from the leg side.
- FIG. 8 is a view when the fastener element is viewed from the leg side.
- FIG. 9 is a perspective view schematically showing a cutting punch and a cutting die for punching out the fastener element from a flat wire.
- FIG. 10 is a cross-sectional view of an essential part schematically showing a state when the fastener element is punched from a flat wire.
- FIG. 11 is a side view showing a state in which two fastener elements are overlapped so as to face the same direction and face the first surface of the element.
- FIG. 12 is a side view showing a state in which two fastener elements are overlapped so that the element first surfaces face each other in opposite directions.
- FIG. 13 is a side view showing a state where two fastener elements are overlapped so that the second surface of the element faces in the same direction and the second surface of the element faces each other.
- FIG. 11 is a side view showing a state in which two fastener elements are overlapped so that the second surface of the element faces in the same direction and the second surface of the element faces each other.
- FIG. 14 is an explanatory view illustrating the relationship between the leg width of the fastener element and the distance between the left and right leg tips.
- FIG. 15 is a side view showing a fastener element that is a modification of the first embodiment.
- FIG. 16 is a perspective view showing a fastener element according to Embodiment 2 of the present invention.
- FIG. 17 is a side view of the fastener element.
- FIG. 18 is a perspective view showing a conventional fastener element.
- FIG. 19 is a cross-sectional view schematically showing a cutting punch and a cutting die for punching out the fastener element from a flat wire.
- the fastener elements of Examples 1 and 2 described later are manufactured by punching a metal flat wire into a predetermined element shape using a cutting punch and a cutting die, and then performing a polishing process and a painting process.
- the fastener element of the present invention is not limited to this, and all metal fastener elements that may cause sticking between the fastener elements or between the liquid processing apparatus and the fastener element in liquid processing. Can be applied.
- a long wire having a Y-shaped cross section is sequentially cut to produce a Y-shaped element material, and the portion corresponding to the meshing head of the obtained element material is locally pressed.
- a metal fastener element manufactured by deforming and forming a meshing convex portion and a meshing concave portion, a metal fastener element molded into a desired shape by die casting, and the like are included.
- FIG. 1 is a perspective view showing the fastener element according to the first embodiment
- FIG. 2 is a top view showing a state before the fastener element is fastened to the fastener tape.
- the vertical direction of the element refers to the direction of the tape front and back direction when the fastener element is attached to the fastener tape (element first surface side is upward, element second The face side is down).
- the element length direction or the front-rear direction refers to the direction of the tape width direction (the front end side of the meshing head is the front, the leg extension end side is the rear), and the element width direction (or the left-right direction) is the tape length direction.
- the fastener element 10 is formed by punching a rectangular wire 31 made of a metal such as a copper alloy, a nickel alloy, or aluminum into a predetermined element shape using a cutting punch 32 and a cutting die 33 (see FIG. 9 and FIG. 10), and thereafter, a polishing process and a painting process are performed.
- the fastener element 10 includes a meshing head 11 having a meshing convex portion 13 (sometimes referred to simply as a meshing head) and a base end portion (rear end portion) of the meshing head 11 via a step surface 26. And a so-called double-sided element in which meshing convex portions 13 are arranged on the upper surface side and the lower surface side of the meshing head portion 11, respectively.
- the tip surface of the cutting punch 32 is the element first surface where the element abuts, and the element lower surface is the element second surface on the opposite side. Yes.
- the meshing head 11 is raised from the flat plate portion 12 in a vertical direction, a thin flat plate portion 12 disposed at the center in the front and back direction, a meshing convex portion 13 projecting from the upper and lower surfaces of the flat plate portion 12. And left and right raised portions 14 extending from the tape clamping portion 21 toward the left and right sides of the meshing convex portion 13. Further, the meshing head 11 is formed with a meshing concave portion 15 surrounded by a meshing convex portion 13, left and right raised portions 14, and a tape clamping portion 21.
- the flat plate portion 12 of the meshing head 11 is formed with a predetermined plate thickness that is thinner than the tape clamping portion 21, and the left and right side edges of the flat plate portion 12 are based on the dimensions in the left-right width direction of the flat plate portion 12. It is formed so as to exhibit an arc shape or a taper shape when viewed from the vertical direction of the element so as to gradually decrease from the end side toward the front end.
- the meshing convex portion 13 is provided so as to protrude in a mountain shape at the left and right central portions of the flat plate portion 12.
- the height position (vertical position) at the top of the meshing convex portion 13, that is, the height dimension in the vertical direction from the top and bottom surfaces of the flat plate portion 12 to the top of the meshing convex portion 13 is the top of the flat plate portion 12. It is set to be equal to or larger than the height dimension in the vertical direction from the lower surface to the upper and lower surfaces of the tape clamping portion 21 (particularly, a body portion 22 to be described later).
- the position of the front end edge of the meshing convex portion 13 is set behind the position of the front end edge of the flat plate portion 12,
- the upper surface of the flat plate portion 12 is disposed between the front end edge of the meshing convex portion 13 and the front end edge of the flat plate portion 12.
- the raised portion 14 is formed so as to rise from the flat plate portion 12 in the vertical direction.
- the raised portion 14a extends forward from the tape clamping portion 21 with a certain thickness, and the extended portion 14a And an inclined portion 14b inclined downward from the front end toward the front.
- the front end edge of the raised portion 14 is arranged so as to be positioned in front of the rear end edge of the meshing convex portion 13.
- the tape clamping portion 21 includes a trunk portion 22 extending rearward from the meshing head portion 11 and a pair of left and right leg portions extending from the trunk portion 22 to the left and right. 23, and two sticking prevention convex portions 24 are formed on the upper surface of the tape clamping portion 21.
- the body portion 22 in the tape holding portion 21 connects the meshing head portion 11 and the left and right leg portions 23, and the upper and lower surfaces and the left and right side surfaces of the body portion 22 are connected to the extending portion 14 a of the raised portion 14.
- Each leg 23 is formed on the same plane as each of the upper and lower surfaces and the left and right side surfaces.
- the leg portion 23 is bifurcated and extended from the rear end of the trunk portion 22, a root portion 23 a extending from the trunk portion 22, and extending from the root portion 23 a, and planted on a fastener tape.
- An intermediate portion 23b in which the outer edge and the inner edge are linearly arranged along the element length direction in a state of being formed, and a curved portion 23c formed by bending in a direction approaching each other from the intermediate portion 23b. Have.
- the intermediate portion 23b is formed such that the width dimension between the outer edge and the inner edge is constant along the element length direction.
- the left and right leg portions 23 in the first embodiment are arranged with the legs open as shown in FIG. 2 before the fastener element 10 is planted on the fastener tape.
- the fastener element 10 When viewed from the upper surface side, the fastener element 10 has a substantially Y shape.
- the distance A between the tip portions of the left and right leg portions 23 that are open is the maximum value of the width of the leg portion 23 in the curved portion 23c of the leg portion 23 (that is, as shown in FIG.
- the bending portion 23c is set to be larger than the maximum value (B) in the direction orthogonal to the outer edge and the inner edge of the intermediate portion 23b when the leg portion 23 is viewed from above.
- the interval A is set to be larger than the maximum value C of the dimension in the element vertical direction in the tape clamping part 21 excluding the sticking prevention convex part 24 as shown in FIG.
- the interval A is set to be larger than the maximum value B and larger than the maximum value C, so that, for example, in a polishing process or a painting process, the predetermined interval is given while stirring the plurality of fastener elements 10. 14, for example, as shown in FIG. 14, even if the leg portions 23 of the other fastener elements 10 enter between the left and right leg portions 23 of the fastener element 10, these leg portions 23 are entangled with each other. Thus, the leg portion 23 that has entered can be easily extracted from between the left and right leg portions 23. Thereby, it becomes possible to perform a predetermined process smoothly and uniformly in a state where each fastener element 10 is separated, and it is possible to prevent unevenness in the quality of the fastener element 10.
- the fastener element 10 of the first embodiment is formed by punching a rectangular wire 31 from the upper surface side with a cutting punch 32 and a cutting die 33, as will be described later (see FIGS. 9 and 10).
- the element upper surface including the upper surface of the tape clamping portion 21 in the fastener element 10 and the upper surface of the extending portion 14a in the raised portion 14 is an element with which the cutting punch 32 abuts when the fastener element 10 is punched from the flat wire 31.
- the upper surface of the tape holding portion 21 and the upper surface of the extending portion 14a form the same flat surface to which the shape of the tip surface portion 32a of the cutting punch 32 is transferred.
- peripheral surface of the fastener element 10 that is, the element outer peripheral surface of the meshing head 11, the element outer peripheral surface of the tape clamping portion 21 (the left and right side surfaces of the trunk portion 22 and the outer peripheral surface of the leg portion 23), and the inner peripheral surface
- the inner peripheral surface of the leg portion 23 is constituted by a cut surface formed when the element is punched, and the peripheral surface of the fastener element 10 and the tape holding portion 21 and the extension formed on the flat surface.
- the ridge line part arranged between the upper surface of the installation part 14a is formed in a square shape.
- the aforementioned cut surface that is, the periphery of the fastener element 10) formed at the time of punching is formed.
- Surface and the lower surface of the tape holding portion 21 and the extending portion 14a, the ridge line portion is formed by being cut so as to be torn off from the flat wire 31.
- the vicinity has a curved surface.
- the two sticking prevention convex portions 24 projecting from the upper surface of the tape clamping portion 21 are each formed in a truncated cone shape, and at least of the five conditions defined below. It is arranged to satisfy one.
- the region is formed by the same plane as the upper surface of the tape holding portion 21, that is, the upper surface of the tape holding portion 21 and the upper surface of the extending portion 14 a.
- the sticking prevention convex portion 24 extends in the element length direction from the front end edge of the first region 61 to the rear end edge of the tape clamping portion 21.
- the ratio of the dimension L2 in the element length direction from the top of the sticking prevention convex part 24 to the rear end edge of the tape clamping part 21 with respect to the dimension L1 is 1 ⁇ 2 or more, preferably 2/3 or more. It is necessary to be arranged in.
- the sticking prevention convex portion 24 is used. Is required to be included in the second region 62.
- the outer edge and the inner edge of the intermediate portion 23b are meshed with the region of the intermediate portion 23b of the leg portion 23 and the front portion of the intermediate portion 23b.
- the region including the extension line extended to the portion 11 side and the region surrounded by the front end edge of the body portion 22 is defined as a third region 63 (shaded portion in FIG. 6)
- the sticking prevention convex portion 24 is formed. Is included in the third region 63.
- the sticking prevention convex portion 24 is disposed on the center line 23 d between the outer edge and the inner edge of the intermediate portion 23 b of the leg portion 23. Is needed. Furthermore, as a fifth condition, as shown in FIG. 6, the sticking prevention convex portion 24 needs to be disposed across the boundary line 25 between the trunk portion 22 and the leg portion 23.
- the sticking prevention convex portion 24 is disposed so as to satisfy at least one of the first to fifth conditions, as described later, the fastener element 10 of the first embodiment is used.
- a process using a liquid such as a coating process is performed on the upper surface of the tape clamping part 21 and the extension part 14a of the fastener element 10
- another fastener element 10 has the tape clamping part 21 and the extension part. 14a (see, for example, FIG. 11 and FIG. 12)
- the sticking prevention convex portion 24 forms a clearance between the fastener elements 10 so that the upper surface of the fastener element 10 is overlapped. It is possible to reliably prevent the liquids from sticking to each other by surface contact.
- the height dimension (projection height) H in the vertical direction from the upper surface of the tape holding portion 21 to the top of the sticking prevention convex portion 24 in the sticking prevention convex portion 24 is, for example, that the fastener element 10 is a fastener tape. Is set to 0.05 mm or less, preferably 0.03 mm or less. If the protruding height H of the sticking prevention convex part 24 is set in such a range, even if the sticking prevention convex part 24 is provided on the fastener element 10, the sticking prevention convex part 24 does not stand out. Can be.
- the sticking prevention convex portion 24 only needs to protrude from the upper surface of the tape holding portion 21 as much as possible, but the protruding height H is particularly preferably set to 0.01 mm or more. In this case, as described later, since the polishing process is performed after the fastener element 10 of Example 1 is punched from the flat wire 31, the sticking prevention convex portion 24 when the fastener element 10 is punched from the flat wire 31 is performed.
- the protruding height H is set in consideration of the fact that the sticking prevention convex portion 24 is shaved in the polishing process.
- a method for manufacturing the metallic fastener element 10 of the first embodiment will be described.
- a flat metal wire 31 made of metal is prepared, and the flat wire 31 is plastically deformed by pressing a press punch and a press die so that the shape of the meshing head 11, in particular, the shape of the flat plate portion 12 and the meshing convex portion 13 is a rectangular wire. 31 is molded at a predetermined pitch. At this time, the thickness of the prepared rectangular wire 31 is set to be equal to the thickness of the body portion 22 of the fastener element 10.
- the flat wire 31 in which the shape of the meshing head 11 is molded until the portion where the meshing head 11 is molded is at the position of the mouth portion 33 a of the cutting die 33. Transport. And if the shaping
- the substantially Y-shaped fastener element 10 as shown in FIG. 2 is punched from the flat wire 31 and, at the same time, two sticking prevention protrusions are formed on the element first surface of the tape clamping portion 21 of the fastener element 10. Part 24 is formed.
- the cross-sectional view shown in FIG. 10 shows a cross section when the fastener element 10 shown in FIG. 2 is cut at a portion corresponding to the line XX.
- the individual fastener elements 10 are put into a liquid processing container, and a polishing process such as barrel polishing or chemical polishing is performed, whereby the fastener elements 10 are polished. Is granted.
- the distance A between the distal end portions of the left and right leg portions 23 is the maximum value B of the leg portion 23 width dimension in the curved portion 23c of the leg portion 23. It is set larger than the maximum value C of the dimension in the vertical direction of the element in the tape clamping portion 21 excluding the sticking prevention convex portion 24.
- each fastener element 10 can be processed uniformly, such as chemical polishing and coating.
- each fastener element 10 of the first embodiment has a sticking prevention convex portion 24 on the upper surface side, and the ridge line portion on the lower surface side and the vicinity thereof are formed in a curved surface shape.
- a sticking prevention convex portion 24 on the upper surface side and the ridge line portion on the lower surface side and the vicinity thereof are formed in a curved surface shape.
- each fastener element 10 is provided with a sticking prevention convex portion 24, so that the other fastener elements 10 come into surface contact with the upper surfaces of the tape clamping portion 21 and the extended portion 14a of the fastener element 10. Since this can be prevented, the chemical polishing liquid can be smoothly distributed on the upper surface side of the fastener element 10, and the chemical polishing can be uniformly performed on the fastener element 10.
- a coating process such as clear coating is performed on the obtained fastener element 10.
- a coating process such as clear coating is performed on the obtained fastener element 10.
- a coating process such as clear coating is performed on the obtained fastener element 10.
- a plurality of fastener elements 10 are put into a bucket, and a paint is sprayed while rotating the bucket, whereby the fastener element 10 is subjected to clear painting or painting to a desired color tone.
- the sticking prevention convex portion 24 is formed on the fastener element 10 of the first embodiment, for example, as shown in FIG. Even if the engaging heads 11 are overlapped so that the upper surface or the lower surface of the portion 21 and the extending portion 14a face each other so as to face the same direction, or as shown in FIG. Even if the meshing heads 11 overlap with each other so that the upper surface or the lower surface of the sandwiching part 21 and the extending part 14a face each other, the projecting part 24 for preventing sticking between these fastener elements 10 is provided. Since the clearance is formed, the fastener elements 10 can be prevented from sticking to each other via the liquid dye.
- the lower surface of the tape clamping portion 21 and the extension portion 14 a of the fastener element 10 and the tape clamping portion 21 and the extension portion of the other fastener elements 10. Even if the lower surface of 14a overlaps, the ridge line portion on the lower surface side of the tape holding portion 21 and the extending portion 14a and the vicinity thereof are formed in a curved surface shape, so that the fastener elements 10 stick to each other via a liquid dye. And they can be easily separated.
- these fastener elements 10 do not stick to each other during the painting process and are not separated from each other like the conventional fastener elements 10, and the entire surface of the fastener elements 10 can be smoothly painted. Therefore, it is possible to stably give a desired color tone to each fastener element 10 without causing poor coating due to the sticking between the fastener elements 10.
- the fastener element 10 of the first embodiment obtained as described above is inserted into a parts feeder (not shown) and the posture of the fastener element 10 is adjusted, and then the fastener tape is passed through a shooter (not shown). The tape is fed so that the end edge of the tape is sandwiched between the left and right leg portions 23 of the fastener element 10 at the side edge.
- the sticking prevention convex portion 24 formed on the fastener element 10 has a protruding height H set to be as small as 0.05 mm or less (preferably 0.03 mm or less).
- the fastener element 10 supplied to the tape side edge of the fastener tape is planted on the tape side edge by being crimped using a crimping means (not shown).
- the fastening means of the fastener element 10 is, for example, a means for holding the left and right leg portions 23 of the fastener element 10 so as to wrap and fasten the left and right leg portions 23 toward the fastener tape
- the protruding height H of the convex part 24 is set to be as small as 0.05 mm or less (preferably 0.03 mm or less)
- the caulking means can be prevented from interfering with the sticking preventing convex part 24, or Even if the caulking means interferes with the sticking prevention convex portion 24, the interference can be suppressed to be small.
- the plurality of fastener elements 10 are planted on the tape side edge portion of the fastener tape 2 with a predetermined pitch as shown in FIG. 3, thereby forming a pair of left and right fastener stringers 3; Furthermore, the slide fastener 1 can be manufactured by inserting the slider 4 into the element row of the fastener stringer 3.
- the slide fastener 1 obtained in this way has no poor coating on each fastener element 10, and the entire element of each fastener element 10 has a uniform gloss and desired color tone, so A high-quality slide fastener excellent in design can be obtained.
- the sticking prevention convex part 24 has two sticking prevention convex parts not only on the upper surface of the tape clamping part 21 ′ of the fastener element 10 ′ but also on the lower surface side of the tape clamping part 21 ′.
- the fastener element 10 ′ has a fastener when chemically polished, for example. Since it is possible to smoothly spread the chemical polishing liquid on the upper surface side and the lower surface side of the element 10 ′, chemical polishing can be performed more uniformly on the entire surface of the fastener element 10 ′, and uneven glossiness occurs. This can be further prevented.
- Example 1 the sticking prevention convex portion 24 formed on the upper surface of the fastener element 10 is arranged so as to satisfy at least one of the five conditions described above.
- the present invention is not limited to this, and the position where the sticking prevention convex portion is provided can be arbitrarily changed as necessary.
- the one sticking prevention convex portion 24 is formed on the upper surface of the trunk portion 22 and the center line in the left-right direction of the fastener element 10. Is disposed on the left side (or right side), and the other sticking prevention convex portion 24 is on the upper surface of the curved portion 23c of the leg portion 23 and on the right side of the center line in the left-right direction of the fastener element 10 (or It is also possible to arrange them on the left side).
- the number of the sticking prevention convex portions 24 is not necessarily set to two for each fastener element 10, and the sticking prevention convex portions 24 are not necessarily set according to the shape or size of the fastener element 10. Three or more parts 24 may be provided.
- one sticking prevention convex portion 24 is arranged on the upper surface of the body portion 22 and on the center line in the left-right direction of the fastener element 10. It is also possible to arrange the other two sticking prevention convex portions 24 on the upper surfaces of the left and right curved portions 23c.
- each sticking prevention convex part 24 is formed in a truncated cone shape as described above.
- the shape of the sticking prevention convex part is not particularly limited.
- the sticking prevention convex portion has an elliptical shape that is long in the element length direction when viewed from the front of the fastener element, and has a shape such that the central portion of the elliptical portion rises most, and the upper surface of the intermediate portion 23b of the leg portion 23. It is also possible to form it.
- FIG. 16 is a perspective view showing a fastener element according to Embodiment 2 of the present invention
- FIG. 17 is a side view of the fastener element.
- a rectangular wire made of a metal such as a copper alloy, a nickel alloy, or aluminum is punched into a predetermined shape using a cutting punch and a cutting die, as in the first embodiment. Then, it forms by performing a grinding
- the fastener element 40 includes a meshing head 41 having a meshing convex portion 43 and a meshing concave portion 44, and a tape clamping portion 51 extending from the base end portion of the meshing head 41. It is configured as a so-called single-sided element having the meshing convex portion 43 only on the lower surface side. In this case, when the element upper surface of the fastener element 40 is punched from the flat wire, the leading end surface of the cutting punch is the element first surface that abuts against, and the element lower surface is the element second surface on the opposite side.
- the meshing head 41 includes a meshing head body 42, a meshing recess 44 that is recessed on the upper surface side of the meshing head body 42, and a meshing protrusion that projects on the lower surface side of the meshing head body 42.
- the tape clamping part 51 has a body part 52 extending rearward from the meshing head part 41 and a pair of left and right leg parts 53 extending from the body part 52 to the left and right. Two sticking preventing convex portions 54 are formed on the upper surface of the tape clamping portion 51.
- the left and right leg portions 53 of the fastener element 40 in the second embodiment are also opened to the left and right in the state before the fastener element 40 is planted on the fastener tape, as in the case of the fastener element 40 of the first embodiment.
- the fastener element 40 has a substantially Y shape when the entire shape thereof is viewed from the upper surface side.
- the upper and lower surfaces and the left and right side surfaces of the meshing head main body 42 of the meshing head 41 and the upper and lower surfaces and the left and right side surfaces of the tape holding portion 51 are formed on the same surface.
- the fastener element 40 of the second embodiment is formed by punching a flat wire from the upper surface side with a cutting punch and a cutting die, the upper surface of the meshing head main body 42 in the fastener element 40 and for preventing sticking.
- the upper surface of the tape holding part 51 excluding the convex part 54 forms a flat surface to which the shape of the tip surface part of the cutting punch is transferred.
- the ridge line portion arranged between the upper surfaces of the meshing head main body 42 and the tape holding portion 51 that form these flat surfaces and the peripheral surface of the fastener element 40 is formed in a square shape.
- the ridge line portion disposed between the lower surface of the meshing head main body 42 and the tape clamping portion 51, which is the element second surface, and the peripheral surface of the fastener element 40, and the vicinity thereof are formed in a curved surface shape. ing.
- the two sticking prevention convex portions 54 arranged on the fastener element 40 of the second embodiment are each formed in a truncated cone shape.
- the sticking prevention convex portion 54 has an element length from the top of the sticking prevention convex portion 54 to the leg 53 side edge of the fastener element 40 with respect to the dimension L3 of the entire fastener element 40 in the element length direction.
- the ratio of the dimension L4 in the vertical direction is arranged to be 1/2 or more.
- the sticking prevention convex portion 54 When the sticking prevention convex portion 54 is arranged so as to satisfy such a condition, when the processing using a liquid such as a coating process is performed on the fastener element 40 of the second embodiment, the same is applied.
- the other end of the fastener element 40 faces the upper surface of the tape clamping portion 51 and the extending portion on the upper surface of the meshing head body 42 and the tape clamping portion 51 of the fastener element 40 so that the meshing head 41 is in the same direction or the opposite direction. Even if they are stacked so as to face in the direction, the sticking prevention convex portion 54 forms a clearance between the fastener elements 40 and reliably prevents the fastener elements 40 from sticking to each other due to liquid contact and surface contact. can do.
- the vertical dimension (projecting height) from the upper surface of the tape holding portion 51 to the top of the sticking prevention convex portion 54 in the sticking prevention convex portion 54 is, for example, that the fastener element 40 is applied to the fastener tape. When planted, it is set to 0.05 mm or less, preferably 0.03 mm or less. If the protruding height of the sticking prevention convex portion 54 is set in such a range, even if the sticking prevention convex portion 54 is provided on the fastener element 40, the sticking prevention convex portion 54 is made inconspicuous. can do.
- Such a fastener element 40 of the second embodiment can achieve the same effects as the fastener element 40 of the first embodiment.
- the fastener element 40 of Example 2 is punched from a flat wire using a cutting punch and a cutting die, barrel polishing is performed on the fastener element 40 in a polishing process.
- the sticking prevention convex portion 54 is formed on the upper surface side of the fastener element 40 of the second embodiment as described above, and the ridge line portion on the lower surface side and the vicinity thereof are formed in a curved surface shape. Therefore, it is possible to prevent the fastener element 40 from sticking to the inner wall surface of the treatment tank that performs barrel polishing. This makes it possible to perform uniform physical polishing on each fastener element 40, and when the fastener element 40 is recovered from the processing tank after barrel polishing, the recovery operation can be easily performed. Can do.
- each fastener element 40 has the sticking prevention convex portion 54, so that the other fastener elements 40 face the upper surface of the fastener element 40. Contact can be prevented. For this reason, the chemical polishing liquid can be smoothly spread on the upper surface side of the fastener element 40, and the chemical polishing can be uniformly performed on the fastener element 40.
- each fastener element 40 that has been subjected to chemical polishing as described above is then subjected to a painting process.
- each fastener element 40 has a sticking prevention convex portion 54, and the ridge line portion on the lower surface side of the fastener element 40 and the vicinity thereof are formed in a curved surface shape. It is possible to uniformly coat the entire surface of the fastener element 40 by preventing the 40 from sticking to each other via the liquid dye. For this reason, the coating failure resulting from the sticking of the fastener elements 40 does not occur, and a desired color tone can be stably imparted to each fastener element 40.
- the fastener element 40 obtained in this way is free from poor coating and has a uniform gloss and desired color tone throughout the entire element, so that the slide fastener manufactured using the fastener element 40 is provided. Is excellent in appearance and design.
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Abstract
Description
これらの文献に記載されているファスナーエレメント70は、図18に示したように、噛合頭部71と、同噛合頭部71から延設されたテープ挟持部81とを備えている。
更に、前記脚部は、前記胴部から延設された付け根部と、同付け根部から延設され、外側縁及び直線状の内側縁がエレメント長さ方向に沿って配される中間部と、同中間部から互いに接近する方向に湾曲して形成された湾曲部とを有し、前記張り付き防止用凸部は、前記中間部の領域、並びに、同中間部の前方にあって、同中間部の内側縁を前記噛合頭部側に延長させた延長線と、前記胴部及び前記付け根部の外側縁と、前記胴部の前記噛合頭部側端縁とにより囲まれた領域を合わせて形成される第3領域内に含まれていることが好ましい。
また、前記張り付き防止用凸部が、前記胴部と前記脚部との境界線を跨いで配されていることが好ましい。
更に、本発明のファスナーエレメントでは、前記張り付き防止用凸部の突設高さが0.05mm以下に設定されていることが好ましい。
2 ファスナーテープ
3 ファスナーストリンガー
4 スライダー
10,10’ ファスナーエレメント
11 噛合頭部
12 平板部
13 噛合凸部
14 隆起部
14a 延設部
14b 傾斜部
15 噛合凹部
21,21’ テープ挟持部
22 胴部
23 脚部
23a 付け根部
23b 中間部
23c 湾曲部
23d 中央線
24,24’ 張り付き防止用凸部
25 境界線
26 段差面
31 平角線材
32 カッティングパンチ
32a 先端面部
32b 凹部
33 カッティングダイ
33a 口元部
40 ファスナーエレメント
41 噛合頭部
42 噛合頭部本体
43 噛合凸部
44 噛合凹部
51 テープ挟持部
52 胴部
53 脚部
54 張り付き防止用凸部
61 第1領域
62 第2領域
63 第3領域
なお、以下のファスナーエレメントに関する説明において、エレメント上下方向とは、同ファスナーエレメントをファスナーテープに取着したときにテープ表裏方向となる向きを指すものとする(エレメント第1面側が上方、エレメント第2面側が下方)。また、エレメント長さ方向又は前後方向とはテープ幅方向となる向きを指し(噛合頭部先端側が前方、脚部延端側が後方)、エレメント幅方向(又は左右方向)とはテープ長さ方向となる向きを指すものとする。
第3の条件としては、図6に示したように、脚部23の中間部23bの領域、及び、同中間部23bの前方にあって、同中間部23bの外側縁及び内側縁を噛合頭部11側に延長させた延長線と胴部22の前端縁とにより囲まれた領域とを合わせた領域を第3領域63(図6の斜線部分)としたときに、張り付き防止用凸部24が第3領域63内に含まれていることが必要とされる。
更に、第5の条件として、図6に示したように、張り付き防止用凸部24は、胴部22と脚部23との境界線25を跨いで配されていることが必要とされる。
先ず、金属製の平角線材31を準備し、同平角線材31をプレスパンチ及びプレスダイの押圧により塑性変形させて、噛合頭部11の形状、特に平板部12及び噛合凸部13の形状を平角線材31に所定のピッチで成形する。このとき、準備する平角線材31の肉厚は、ファスナーエレメント10の胴部22の肉厚に等しく設定されている。
Claims (13)
- 噛合頭部(11,41) と、同噛合頭部(11,41) から延設された二股状のテープ挟持部(21,21',51) とを備えるスライドファスナー用の金属製ファスナーエレメント(10,10',40) であって、
前記ファスナーエレメント(10,10',40) に液体処理を施す際にファスナーエレメント同士の張り付きが生じる張り付き面の少なくとも1面に、少なくとも1つの張り付き防止用凸部(24,24',54) が突設されてなることを特徴とするファスナーエレメント。 - 前記ファスナーエレメント(10,10',40) は、カッティングパンチ(32)及びカッティングダイ(33)を用いて、金属製の平角線材(31)を打ち抜くことにより製造され、
前記張り付き面は、前記カッティングパンチ(32)が衝接する側のエレメント第1面と、同エレメント第1面とは反対側のエレメント第2面とを含み、
前記張り付き防止用凸部(24,24',54) は、少なくとも前記エレメント第1面に配されてなる、
請求の範囲第1項記載のファスナーエレメント。 - 前記エレメント第2面に、前記張り付き防止用凸部(24') が更に形成されてなる請求の範囲第2項記載のファスナーエレメント。
- 少なくとも前記エレメント第1面に、2つの前記張り付き防止用凸部(24,54) が形成されてなる請求の範囲第2項記載のファスナーエレメント。
- 前記噛合頭部(11)は、薄肉状の平板部(12)と、同平板部(12)の前記エレメント第1面及び第2面に突設された噛合凸部(13)とを有し、
前記テープ挟持部(21,21')は、前記噛合頭部(11)の基端部から段差面(26)を介して厚肉に延設された胴部(22)と、同胴部(22)から分岐して延設された一対の脚部(23)とを有し、
前記張り付き防止用凸部(24,24')は、前記テープ挟持部(21)に突設されてなる、
請求の範囲第2~4項のいずれかに記載のファスナーエレメント。 - 前記テープ挟持部(21,21')の第1面と同一平面により形成される第1領域(61)の噛合頭部側端縁から、前記テープ挟持部(21,21')の脚部側端縁までのエレメント長さ方向の寸法L1に対して、前記張り付き防止用凸部(24)の頂部から前記テープ挟持部(21)の脚部側端縁までのエレメント長さ方向の寸法L2の割合が、1/2以上に設定されてなる請求の範囲第5項記載のファスナーエレメント。
- 前記張り付き防止用凸部(24)の少なくとも一部は、前記胴部(22)により形成される第2領域(62)内に含まれてなる請求の範囲第5項記載のファスナーエレメント。
- 前記脚部(23)は、前記胴部(22)から延設された付け根部(23a) と、同付け根部(23a) から延設され、外側縁及び直線状の内側縁がエレメント長さ方向に沿って配される中間部(23b) と、同中間部(23b) から互いに接近する方向に湾曲して形成された湾曲部(23c) とを有し、
前記張り付き防止用凸部(24)は、前記中間部(23b) の領域、並びに、同中間部(23b) の前方にあって、同中間部(23b) の内側縁を前記噛合頭部(11)側に延長させた延長線と、前記胴部(22)及び前記付け根部(23a) の外側縁と、前記胴部(22)の前記噛合頭部側端縁とにより囲まれた領域を合わせて形成される第3領域(63)内に含まれてなる請求の範囲第5項記載のファスナーエレメント。 - 前記脚部(23)は、前記胴部(22)から延設された付け根部(23a) と、同付け根部(23a) から延設され、外側縁及び内側縁がエレメント長さ方向に沿って配される中間部(23b) と、同中間部(23b) から互いに接近する方向に湾曲して形成された湾曲部(23c) とを有し、
前記張り付き防止用凸部(24)は、前記中間部(23b) における前記外側縁と内側縁との間の中央線(23d) 上に配されてなる請求の範囲第5項記載のファスナーエレメント。 - 前記張り付き防止用凸部(24)が、前記胴部(22)と前記脚部(23)との境界線(25)を跨いで配されてなる請求の範囲第5項記載のファスナーエレメント。
- 前記噛合頭部(41)は、前記エレメント第1面側に凹設された噛合凹部(44)と、前記エレメント第2面側に突設された噛合凸部(43)とを有し、
前記テープ挟持部(51)は、前記噛合頭部(41)の基端部から延設された胴部(52)と、同胴部(52)から分岐して延設された一対の脚部(53)とを有し、
前記張り付き防止用凸部(54)は、前記テープ挟持部(51)に突設されてなる、
請求の範囲第2~4項のいずれかに記載のファスナーエレメント。 - 前記ファスナーエレメント(40)全体のエレメント長さ方向の寸法L3に対し、前記張り付き防止用凸部(54)の頂部から前記ファスナーエレメント(40)の脚部側端縁までのエレメント長さ方向の寸法L4の割合が、1/2以上に設定されてなる請求の範囲第11項記載のファスナーエレメント。
- 前記張り付き防止用凸部(24,24',54) の突設高さが0.05mm以下に設定されてなる請求の範囲第1~4項のいずれかに記載のファスナーエレメント。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09839632.8A EP2394525B1 (en) | 2009-02-04 | 2009-02-04 | Fastener element |
CN200980156084.5A CN102307490B (zh) | 2009-02-04 | 2009-02-04 | 链牙 |
PCT/JP2009/051848 WO2010089854A1 (ja) | 2009-02-04 | 2009-02-04 | ファスナーエレメント |
JP2010549296A JP5269106B2 (ja) | 2009-02-04 | 2009-02-04 | ファスナーエレメント |
TW098122083A TW201029766A (en) | 2009-02-04 | 2009-06-30 | Fastener element |
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PCT/JP2009/051848 WO2010089854A1 (ja) | 2009-02-04 | 2009-02-04 | ファスナーエレメント |
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EP (1) | EP2394525B1 (ja) |
JP (1) | JP5269106B2 (ja) |
CN (1) | CN102307490B (ja) |
TW (1) | TW201029766A (ja) |
WO (1) | WO2010089854A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013091712A1 (en) | 2011-12-22 | 2013-06-27 | Ykk Corporation | Fastener element for a slide fastener, and methods for the manufacture thereof |
WO2015033475A1 (ja) | 2013-09-09 | 2015-03-12 | Ykk株式会社 | ファスナーチェーン及びスライドファスナー、並びにファスナーエレメントの製造方法 |
WO2018109923A1 (ja) | 2016-12-16 | 2018-06-21 | Ykk株式会社 | ファスナーエレメント及びファスナーストリンガー |
JP7561092B2 (ja) | 2021-06-18 | 2024-10-03 | Ykk株式会社 | スライドファスナー用金属製エレメント、スライドファスナー用金属製エレメントの製造方法 |
Families Citing this family (8)
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CN103386448B (zh) * | 2012-05-10 | 2016-01-06 | Ykk株式会社 | 拉链用的啮合元件成形装置及拉链用的啮合元件 |
CN102672077A (zh) * | 2012-05-26 | 2012-09-19 | 广东辉丰科技股份有限公司 | 一种不锈钢牙拉链及其制备方法 |
CN103586329A (zh) * | 2012-08-13 | 2014-02-19 | 梁鸿初 | 排牙模具 |
CN104955352B (zh) * | 2013-01-18 | 2019-01-22 | Ykk株式会社 | 拉链链牙和拉链牙链带 |
CN103341667B (zh) * | 2013-06-09 | 2016-02-03 | 福建浔兴拉链科技股份有限公司 | 一种拉头导向去毛刺刀 |
CN104082912B (zh) * | 2014-07-18 | 2016-10-05 | 垦青(浙江)拉链有限公司 | 一种金属冲制拉链 |
WO2017191688A1 (ja) * | 2016-05-06 | 2017-11-09 | Ykk株式会社 | ファスナーエレメント、ファスナーエレメントの製造装置、及びファスナーエレメントの製造方法 |
WO2019092888A1 (ja) * | 2017-11-13 | 2019-05-16 | Ykk株式会社 | ファスナーエレメントの製造方法 |
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JP4610521B2 (ja) * | 2006-05-30 | 2011-01-12 | Ykk株式会社 | ファスナー |
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2009
- 2009-02-04 WO PCT/JP2009/051848 patent/WO2010089854A1/ja active Application Filing
- 2009-02-04 CN CN200980156084.5A patent/CN102307490B/zh active Active
- 2009-02-04 EP EP09839632.8A patent/EP2394525B1/en active Active
- 2009-02-04 JP JP2010549296A patent/JP5269106B2/ja active Active
- 2009-06-30 TW TW098122083A patent/TW201029766A/zh unknown
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JPS55116510U (ja) * | 1979-02-13 | 1980-08-16 | ||
JPH0180012U (ja) | 1987-11-20 | 1989-05-29 | ||
JPH06217810A (ja) * | 1993-01-29 | 1994-08-09 | Yoshida Kogyo Kk <Ykk> | スライドファスナー用務歯および務歯成形方法 |
JP2005237532A (ja) | 2004-02-25 | 2005-09-08 | Ykk Corp | 金属製のスライドファスナー用エレメントと同エレメントの製造方法 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013091712A1 (en) | 2011-12-22 | 2013-06-27 | Ykk Corporation | Fastener element for a slide fastener, and methods for the manufacture thereof |
CN104023581A (zh) * | 2011-12-22 | 2014-09-03 | Ykk株式会社 | 用于拉链的链牙元件及其制造方法 |
WO2015033475A1 (ja) | 2013-09-09 | 2015-03-12 | Ykk株式会社 | ファスナーチェーン及びスライドファスナー、並びにファスナーエレメントの製造方法 |
CN105530828A (zh) * | 2013-09-09 | 2016-04-27 | Ykk株式会社 | 拉链链条和拉链、以及链牙的制造方法 |
JPWO2015033475A1 (ja) * | 2013-09-09 | 2017-03-02 | Ykk株式会社 | ファスナーチェーン及びスライドファスナー、並びにファスナーエレメントの製造方法 |
EP3045068A4 (en) * | 2013-09-09 | 2017-04-19 | YKK Corporation | Fastener chain, slide fastener, and fastener element manufacturing method |
WO2018109923A1 (ja) | 2016-12-16 | 2018-06-21 | Ykk株式会社 | ファスナーエレメント及びファスナーストリンガー |
CN110062590A (zh) * | 2016-12-16 | 2019-07-26 | Ykk株式会社 | 拉链链牙及拉链链牙带 |
JP7561092B2 (ja) | 2021-06-18 | 2024-10-03 | Ykk株式会社 | スライドファスナー用金属製エレメント、スライドファスナー用金属製エレメントの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN102307490A (zh) | 2012-01-04 |
EP2394525A4 (en) | 2017-05-03 |
EP2394525A1 (en) | 2011-12-14 |
JP5269106B2 (ja) | 2013-08-21 |
TWI366447B (ja) | 2012-06-21 |
EP2394525B1 (en) | 2018-12-26 |
JPWO2010089854A1 (ja) | 2012-08-09 |
CN102307490B (zh) | 2014-07-30 |
TW201029766A (en) | 2010-08-16 |
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