WO2017191688A1 - 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 - Google Patents
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 Download PDFInfo
- Publication number
- WO2017191688A1 WO2017191688A1 PCT/JP2016/063679 JP2016063679W WO2017191688A1 WO 2017191688 A1 WO2017191688 A1 WO 2017191688A1 JP 2016063679 W JP2016063679 W JP 2016063679W WO 2017191688 A1 WO2017191688 A1 WO 2017191688A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fastener
- tape
- notch
- tape clamping
- forming
- Prior art date
Links
Images
Classifications
-
- 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
-
- 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
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/42—Making by processes not fully provided for in one other class, e.g. B21D53/50, B21F45/18, B22D17/16, B29D5/00
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F45/00—Wire-working in the manufacture of other particular articles
- B21F45/16—Wire-working in the manufacture of other particular articles of devices for fastening or securing purposes
- B21F45/18—Wire-working in the manufacture of other particular articles of devices for fastening or securing purposes of slide fastener elements
Definitions
- the present invention relates to a metal fastener element having a meshing head having a meshing recess formed on a first surface and a meshing projection formed on a second surface, and a manufacturing apparatus and a manufacturing method for manufacturing the fastener element. .
- a first manufacturing method for manufacturing a metal element is to form a meshing head or the like by plastically deforming a metal flat wire by pressing such as pressing, and further, the formed flat wire is formed into a punch or die.
- This is a method of manufacturing a metal element by punching or cutting it into the shape of the element using, for example.
- the fastener elements are manufactured one by one.
- the fastener element thus obtained is subjected to a polishing process such as barrel polishing or chemical polishing, or a coating process for applying clear coating or the like to the element surface. It is planted one by one at regular intervals on the side edges. Thus, a fastener stringer in which a plurality of metal elements are arranged on the fastener tape is manufactured.
- a polishing process such as barrel polishing or chemical polishing, or a coating process for applying clear coating or the like to the element surface. It is planted one by one at regular intervals on the side edges.
- a second manufacturing method for manufacturing a metal element is, for example, by passing a long metal wire having a circular cross section through a plurality of rolling rolls and forming the cross section to have a substantially Y shape. Then, an element wire having a substantially Y-shaped cross section (so-called Y bar) is produced. Subsequently, the obtained wire is sequentially cut at a desired thickness in the length direction of the wire using a cutting punch and a cutting die, thereby holding the temporary meshing head and the tape sandwiched from the temporary meshing head. An element element having a portion is formed.
- the temporary meshing head of the obtained element element is press-molded from the first surface side in the element thickness direction and plastically deformed using a forming die and a forming punch.
- a metal element having a meshing head in which a meshing recess is formed on the first surface and a meshing projection is formed on the second surface and the above-described tape clamping portion extending from the meshing head is manufactured.
- Patent Document 1 Japanese Patent Publication No. 63-6295
- Patent Document 2 Japanese Patent No. 2744383
- Patent Document 3 International Publication No. 2015/049767
- the metal element manufactured by the second manufacturing method as described above is sometimes referred to as a single-sided element because the engagement recess and the engagement protrusion are formed one by one on the opposite surface of the engagement head.
- the single-sided element manufactured by the second method has a fastener tape in which a planting process by a caulking portion (caulking punch) is continuously performed following the formation of the meshing convex portion and the meshing concave portion described above. Are attached one by one to one side edge, thereby producing a fastener stringer.
- a polishing process such as barrel polishing may be performed on the manufactured single-sided element before performing the planting process on the fastener tape.
- the second manufacturing method for manufacturing a metal element from a wire having a substantially Y-shaped cross section as described above is more effective than the first manufacturing method for manufacturing a metal element from a flat metal wire.
- the shape is limited, it has the advantage that fastener stringers and slide fasteners can be manufactured at low cost.
- strength which a metal element does not drop from a fastener tape when receiving the force of the tape width direction of a fastener tape has high.
- the sliding strength representing the strength that the mounting position does not shift when the metal element receives a force in the tape length direction is high.
- Patent Document 4 Japanese Utility Model Publication No. 52-64106
- Patent Document 5 Japanese Utility Model Publication No. 56-35052
- Patent Document 4 Japanese Utility Model Publication No. 57-48405
- the metal element 90 of Patent Document 6 holds the fastener tape from the tape holding surface 92 of the tape holding portion 91.
- a plurality of projecting portions 93 projecting in a direction orthogonal to the element thickness direction are provided so as to project locally toward the clamping space.
- the metal element 90 is plastically deformed by pressing the first leg portion 94a and the second leg portion 94b of the tape holding portion 91 so as to approach each other with the fastener tape inserted into the tape holding portion 91. Is attached (planted) to the fastener tape.
- the plurality of protrusions 93 as described above are provided in the tape clamping part 91 of the metal element 90, so that when the metal element 90 is attached to the fastener tape, the protrusion 93 is locally bitten into the fastener tape. be able to. As a result, the above-described sliding strength of the metal element 90 with respect to the fastener tape is effectively enhanced.
- a method of manufacturing a metal element there are a first manufacturing method manufactured from a metal flat wire and a second manufacturing method manufactured from a wire (Y bar) having a substantially Y-shaped cross section. Generally known. Moreover, when using the 2nd manufacturing method, a metal element is manufactured by performing press molding to the element thickness direction as mentioned above with respect to the element element cut out from Y bar
- the conventional metal element 90 as shown in FIG. 13 is manufactured, for example, a plurality of protrusions 93 are protruded from the tape clamping portion 91 of the metal element 90 in a direction perpendicular to the element thickness direction. It is necessary to install. For this reason, the metal element 90 having the plurality of protrusions 93 is manufactured using the second conventional manufacturing method in which only pressing along the element thickness direction can be performed on the temporary meshing head. Was very difficult.
- the tape clamping portion of the metal element to be manufactured is from a direction orthogonal to the element thickness direction. Since press working can also be performed, the protruding portion 93 as described above can be formed so as to protrude from the tape holding surface 92. However, in this case, it is difficult to ensure a large bulging height (protrusion amount) of the protruding portion 93 from the tape holding surface 92 of the tape holding portion 91.
- the present invention has been made in view of the above-described conventional problems, and a specific object thereof is to provide a tape holding portion with a protruding portion that stably has a bulging height capable of increasing sliding strength, and An object of the present invention is to provide a metal fastener element that can be manufactured at low cost using a method of cutting out an element element from a wire having a substantially Y-shaped cross section, and a manufacturing apparatus and a manufacturing method for manufacturing the fastener element. .
- a fastener element provided by the present invention has, as a basic configuration, a meshing head and a tape clamping portion extending from the meshing head, A meshing recess is provided on the first surface, a meshing projection is provided on the second surface of the meshing head, and the tape clamping portion is branched from the crotch and a crotch extending from the meshing head.
- a metal for a slide fastener further comprising a pair of first and second leg portions extending further, and having a tape clamping surface continuously formed from the first leg portion to the second leg portion via the crotch portion.
- the tape clamping portion is recessed along the element thickness direction from at least one of the first surface and the second surface of the tape clamping portion, and opens to the tape clamping surface.
- the notch and the notch It is an most important feature that adjacent to the element thickness direction of the bottom surface of the feeder unit comprising and a bulging portion that bulges from the tape clamping face.
- the fastener element which concerns on this invention WHEREIN It is preferable that the said bottom face of the said notch part and the top end surface of the said bulging part are formed in the continuous single surface. Moreover, it is preferable that the said notch part is formed in the taper shape where the space cross section orthogonal to an element thickness direction reduces gradually toward the said bottom face of the said notch part. Furthermore, it is preferable that the plurality of notches and the plurality of bulges are formed symmetrically with respect to the center plane in the element width direction.
- the fastener element of this invention WHEREIN: It is preferable that the said tape clamping part has a protrusion part protrudingly provided along the element thickness direction on the said tape clamping surface. Moreover, it is preferable that the said notch part is recessedly provided from the said 1st surface of the said tape clamping part.
- the fastener element manufacturing apparatus has, as a basic structure, a wire supply for intermittently supplying an element wire having a substantially Y-shaped cross section at a predetermined pitch in the length direction.
- a cutting punch that cuts the wire for the element at a predetermined thickness to form an element element having a temporary meshing head and a tape clamping part extending from the temporary meshing head; and
- An element forming part that press-forms the temporary meshing head to form a meshing recess on the first surface of the temporary meshing head and mold a meshing convexity on the second surface of the temporary meshing head;
- the element forming portion is configured to plastically deform by pressing the tape clamping portion of the element element locally along the element thickness direction from the first surface. To form a notch that is recessed in the tape clamping portion and a bulge that bulges adjacent to the bottom surface of the notch due to plastic flow associated with the formation of the notch.
- the most important feature is that it has a
- the element molding portion is disposed so as to be movable up and down with respect to the forming die on which the element element is placed, and the tape clamping portion of the element element faces the forming die.
- a pressure pad to be pressed and a forming punch which is arranged so as to be movable up and down with respect to the forming die and performs the press molding on the temporary meshing head of the element element held between the forming die and the pressure pad.
- the pressure pad includes an element fixing portion that presses the tape clamping portion of the element element with a distal end surface, and is suspended from the distal end surface of the element fixing portion.
- An insertion portion that is inserted between the two leg portions, and the protruding pressing portion includes the pressure member. The proximal end portion of the insertion portion in Paddo, it is preferable that projecting from the outer circumferential surface of the insertion portion.
- the projecting pressing portion of the pressure pad has a form in which an area of a cross section perpendicular to a direction in which the insertion portion is suspended decreases as the distance from the tip surface of the element fixing portion increases.
- the fastener element manufacturing method cuts the element wire having a substantially Y-shaped cross section at a predetermined thickness, and extends from the temporary meshing head and the temporary meshing head.
- the method of manufacturing a fastener element including forming a meshing convex portion on the second surface of the meshing head, when pressing the tape clamping portion of the element element in press molding of the temporary meshing head, By forming the notch portion recessed in the tape clamping portion by locally pressing the tape clamping portion along the element thickness direction from the first surface and plastically deforming the tape clamping portion. And at the same time, forming a bulging portion that bulges adjacent to the bottom surface of the notch portion by plastic flow associated with the formation of the notch portion. .
- the tape clamping part extending from the meshing head has a tape clamping surface formed continuously from the first leg part of the tape clamping part to the second leg part via the crotch part.
- the tape clamping portion corresponds to at least one notch portion recessed along the element thickness direction from at least one of the first surface and the second surface of the tape clamping portion, and the notch portion.
- a bulging portion that bulges from the tape clamping surface adjacent to the element thickness direction on the bottom surface of the notch.
- the size of the bulging portion (particularly the bulging height) can be easily increased according to the size of the notch portion.
- the bulging portion that is largely formed in the fastener element is deeply bitten into the fastener tape (particularly the core string portion of the fastener tape), and the fastener tape is formed in the formed notch portion. It is possible to bite (enter).
- the sliding strength of the fastener element with respect to the fastener tape can be easily increased, and the pull-out strength of the fastener element can be increased.
- the bulging portion can be formed on the fastener element with the bulging height being increased as described above, the manufactured fastener element is subjected to a polishing process such as barrel polishing before being attached to the fastener tape.
- the bulging portion can stably have an appropriate size (bulging height) that can increase the sliding strength even if it is slightly shaved in the polishing process.
- the plurality of notches and the plurality of bulges are formed symmetrically with respect to the center plane in the element width direction.
- the tape clamping portion of the fastener element further has a ridge portion that continuously protrudes along the element thickness direction on the tape clamping surface. Accordingly, the sliding strength of the fastener element can be further increased, and the pullout strength of the fastener element with respect to the fastener tape can be increased.
- the notch portion of the fastener element is recessed from the first surface of the tape clamping portion. Accordingly, when the fastener element is manufactured from the element element by the fastener element manufacturing apparatus, the notch and the bulge are smoothly formed by pressing from above the first surface of the element element in which the engagement recess is provided. And can be formed stably. Further, in this case, since it can be handled relatively easily by changing the shape of the pressure pad of the element forming portion disposed in the conventional manufacturing apparatus, the equipment cost required for improvement can be kept low.
- the fastener element manufacturing apparatus forms an element element by cutting an element wire with a predetermined thickness, and a wire supply part that supplies the element wire along the length direction. It has a cutting punch and an element forming part that presses the element element to form a meshing concave part and a meshing convex part.
- the element forming portion has a protruding pressing portion that locally presses the tape clamping portion of the element element along the element thickness direction to plastically deform it.
- the tape clamping portion has a notch portion and the notch portion.
- the fastener element of the present invention provided with the corresponding bulging portion can be manufactured continuously and stably.
- the element forming portion is disposed so as to be movable up and down relative to the forming die on which the element element is placed, and the tape clamping portion of the element element faces the forming die.
- a pressure pad, and a forming punch which is arranged so as to be movable up and down with respect to the forming die and press-forms the element element.
- the pressure pad is provided between the element fixing portion that presses the tape clamping portion of the element element with the tip end surface and the tip end surface of the element fixing portion, and is inserted between the first leg portion and the second leg portion of the tape clamping portion.
- An insertion portion In this case, the projecting pressing portion that forms the notch in the tape clamping portion of the element element is orthogonal to the base end portion of the insertion portion of the pressure pad from the outer peripheral side surface of the insertion portion to the hanging direction of the insertion portion. Projected in the direction.
- the element forming portion has the forming die, the pressure pad, and the forming punch as described above, the element forming portion capable of performing press forming on the element element can be formed with a relatively simple structure. Also, by pressing the element element at the element molding portion, a fastener element in which the engagement concave portion and the engagement convex portion are provided in the engagement head portion, and the notch portion and the bulging portion are provided in the tape clamping portion is provided. It can be manufactured stably.
- the fastener element manufacturing method provided by the present invention includes forming an element element by cutting an element wire with a predetermined thickness, and press-molding the element element to form a meshing recess and meshing. Including forming a convex portion. Further, in the manufacturing method of the present invention, when pressing the tape clamping portion of the element element in press molding of the temporary meshing head, the tape clamping portion of the element element is locally pressed along the element thickness direction to perform plastic deformation. Performing press working.
- the tape holding part is arranged corresponding to the notch part and the notch part.
- the fastener element of the present invention provided with the bulging portion can be manufactured continuously, efficiently and stably.
- FIG. 5 is a sectional view taken along line VV shown in FIG. 3. It is a principal part expansion perspective view which expands and shows the notch part and swelling part which were provided in the fastener element. It is a principal part expansion perspective view which expands and shows the principal part of the manufacturing apparatus of a fastener element.
- FIG. 1 is a plan view showing a slide fastener of the present embodiment.
- 2, 3 and 4 are a perspective view, a bottom view and a side view of the fastener element, respectively.
- FIG. 5 is a cross-sectional view taken along line VV shown in FIG. 3, and
- FIG. 6 is an enlarged perspective view showing a main part of the fastener element.
- the vertical direction or thickness direction of the fastener element is the direction in which the fastener element is attached to the fastener tape in the tape length direction.
- the first surface on which the concave portion is formed is the lower surface, and the second surface on which the meshing convex portion is formed is the upper surface.
- the front-rear direction or the longitudinal direction of the fastener element is the direction that becomes the tape width direction of the fastener tape when the fastener element is attached to the fastener tape.
- the extending direction of the first leg and the second leg is defined as the rear.
- the left-right direction or the width direction of the fastener element is a direction that becomes the tape front and back direction when the fastener element is attached to the fastener tape.
- the slide fastener 1 includes a pair of first fastener stringers 2a in which a plurality of metal fastener elements 10 are arranged in rows on opposite tape side edges of a pair of fastener tapes 3 to form an element row 7.
- a core string portion 3 a that bulges in the tape front and back direction is provided at the tape side edge portion of the fastener tape 3.
- the element row 7 formed on the first fastener stringer 2a is referred to as a first element row 7a
- the element row 7 formed on the second fastener stringer 2b is referred to as a second element row 7b.
- the slide fastener 1 of the present embodiment is characterized by the form of a metal fastener element 10 that forms the element row 7, and members other than the metal element 10 are the same as those of a conventional general slide fastener. Is formed. Therefore, in the following description, the form of the metal element 10 will be mainly described, and detailed description of members other than the metal element 10 will be omitted.
- the metal element 10 of the present embodiment is made of a metal such as a copper alloy, a nickel alloy, or an aluminum alloy, and the plurality of metal elements 10 are constant along the tape length direction at the tape side edge of the fastener tape 3. Are attached at intervals.
- Each metal element 10 has a meshing head 11 provided with a meshing concave portion 12 and a meshing convex portion 13, and a tape clamping portion 16 extending rearward from the meshing head 11. Further, the tape clamping portion 16 includes a crotch portion 17 that is integrally formed continuously from the meshing head portion 11, a pair of left and right first leg portions 18 a that branch from the crotch portion 17 into two and extend backward. And two leg portions 18b.
- the fastener element 10 schematically shown in FIGS. 2 to 5 is in a state before being attached to the fastener tape 3, that is, the first leg portion 18 a and the second leg portion 18 b of the tape holding portion 16. It has a substantially Y-shaped form that is open in the element width direction.
- the tape side edge of the fastener tape 3 is inserted between the first leg 18a and the second leg 18b, and the tape side edge abuts against the tape clamping surface 19 of the crotch portion 17 to sandwich it.
- the first leg 18 a and the second leg 18 b are pressed in a direction approaching each other to be plastically deformed to be attached to the fastener tape 3.
- a meshing recess 12 is formed on the lower surface (first surface) of the meshing head 11, and a meshing projection 13 is provided on the upper surface (second surface) of the meshing head 11.
- the meshing protrusion 13 is formed to bulge upward in a dome shape at a position corresponding to the meshing recess 12 on the upper surface of the meshing head 11.
- the meshing recess 12 has a shape of a bottomed hole provided with an accommodation space in which the meshing projection 13 of the metal element 10 which is a meshing partner can be accommodated.
- the bottom surface of the meshing recess 12 is formed as a flat surface parallel to the bottom surface of the meshing head 11.
- the meshing head 11 of the present embodiment has a lower end (front end) on the lower surface side of the meshing head 11 in order to keep the sliding resistance when sliding the slider 6 with the slide fastener 1 shown in FIG. ) And the chamfered portion 15 provided on the upper surface side of the meshing head 11.
- the tip inclined portion 14 has an inclined surface that is inclined obliquely from the lower surface of the meshing head 11 toward the tip surface.
- the tip inclined portion 14 is formed so that the width dimension of the inclined surface gradually increases toward the tip of the meshing head 11 when the fastener element 10 is viewed from the bottom (FIG. 3).
- the chamfered portion 15 is provided on the outer peripheral edge portion on the upper surface side of the meshing head 11 so as to scrape off the corners between the upper surface of the meshing head 11 and the tip and side surfaces of the meshing head 11. .
- the slider 6 of the slide fastener 1 is slid to slide the first element row 7 a and the second element.
- the fastener element 10 of the first element row 7a and the fastener element 10 of the second element row 7b collide with each other or get caught in the element guide path of the slider 6. Can be difficult.
- the sliding resistance of the slider 6 can be prevented from increasing, and the sliding operation of the slider 6 can be performed lightly.
- the tape clamping portion 16 of the metal element 10 includes four cutout portions 21 cut out from the lower surface (first surface) of the tape clamping portion 16 and four cutout portions 21 corresponding to the four cutout portions 21 respectively. It has the bulging part 22 and the two protrusion parts 23 projected continuously from the tape clamping surface 19 along the element thickness direction.
- the cutout portion 21 is formed by cutting out along the element thickness direction from the lower surface of the tape clamping portion 16 as shown in an enlarged view in FIG. Further, the notch portion 21 is open to the lower surface of the tape clamping portion 16 and the tape clamping surface 19.
- the notch portion 21 includes a flat bottom surface 21a arranged in parallel with the lower surface of the tape holding portion 16, a pair of side wall surfaces 21b that rise from the bottom surface 21a and are formed flat so as to face each other, and a bottom surface It has a rear end face (inner end face) 21c that rises from 21a and is formed in a flat shape farthest from the tape clamping face 19.
- the internal space of the notch 21 is formed so that the cross section perpendicular to the element thickness direction has a rectangular shape.
- the notch portion 21 has the element thickness such that the distance between the pair of side wall surfaces 21b gradually increases from the lower surface of the tape holding portion 16 toward the bottom surface 21a of the notch portion 21. Inclined with respect to the direction.
- the rear end surface 21c of the notch portion 21 is formed along the element thickness direction, and the rear end surface 21c of the notch portion 21 and the tape clamping surface 19 of the tape clamping portion 16 are arranged substantially in parallel.
- the rear end surface 21 c of the notch 21 has an element such that a cross section perpendicular to the element thickness direction in the inner space of the notch 21 decreases toward the bottom 21 a of the notch 21. It may be formed inclined with respect to the thickness direction.
- the bulging portion 22 of the tape clamping portion 16 is formed at a position adjacent to the bottom surface 21a of the notch portion 21 in the element thickness direction so as to protrude from the tape clamping surface 19 toward the tape clamping space 20. Further, the bulging portion 22 is formed while forming the notch portion 21 with the projecting pressing portion 43c of the pressure pad 43 when the element element 30 (see FIG. 12) is pressed by the pressure pad 43 as will be described later. The That is, the bulging part 22 is formed by plastic flow accompanying the formation of the notch part 21. Therefore, in the fastener element 10, one bulge portion 22 is formed corresponding to one notch portion 21.
- the bulging portion 22 has a flat top end surface 22 a formed at a position closest to the lower surface of the tape clamping portion 16.
- the top end surface 22 a of the bulging portion 22 is formed continuously from the bottom surface 21 a of the notch portion 21 and is disposed in parallel with the lower surface of the tape holding portion 16. Further, the top end surface 22 a of the bulging portion 22 forms a single flat surface with the bottom surface 21 a of the notch portion 21.
- the bottom surface 21 a of the notch 21 and the top end surface 22 a of the bulging portion 22 are formed so as to be inclined downward from the back end surface 21 c toward the tip of the bulging portion 22 with respect to the lower surface of the tape holding portion 16. May be.
- the bulging portion 22 has such a form that the area of the cross section perpendicular to the element thickness direction becomes smaller as the area is away from the top end surface 22 a of the bulging portion 22.
- the notch portion 21 and the bulging portion 22 corresponding to the notch portion 21 are arranged along the element thickness direction.
- the four cutout portions 21 and the bulging portion 22 are provided in the tape clamping portion 16 of the metal element 10 at positions spaced apart from each other at equal intervals.
- the protrusion 23 of the tape clamping part 16 is formed along the element thickness direction in the entire element thickness direction from the position of the upper surface of the tape clamping part 16 to the position of the lower surface of the tape clamping part 16.
- the cross section orthogonal to the element thickness direction of the ridge portion 23 has the same shape throughout the element thickness direction. In the case of this embodiment, the cross section orthogonal to the element thickness direction of the ridge 23 has a substantially triangular shape.
- the fastener element 10 of the present embodiment as described above is manufactured using a manufacturing apparatus 40 described below.
- the manufacturing apparatus 40 used in the present embodiment forms an element element 30 (FIG. 12) by cutting a metal element wire (Y bar) 50 having a substantially Y-shaped cross section at a predetermined thickness.
- This is a manufacturing apparatus 40 that manufactures the fastener element 10 in which the meshing concave portion 12 and the meshing convex portion 13 are formed in the meshing head 11 by performing press molding on the formed element element 30 in the element molding portion 41. .
- the manufacturing apparatus 40 of this embodiment is characterized by an element forming portion 41 that performs press forming on the element element 30.
- the element forming portion 41 is configured to form the cutout portion 21 and the bulging portion 22 in the tape clamping portion 16 of the element element 30 at the same time as the forming of the engaging concave portion 12 and the engaging convex portion 13. . Therefore, hereinafter, the structure of the manufacturing apparatus 40 will be described. However, since the parts other than the element forming portion 41 of the manufacturing apparatus 40 are substantially the same as those of the conventional apparatus, the manufacturing apparatus 40 centering on the element forming portion 41. Will be described.
- the manufacturing apparatus 40 of the present embodiment cuts the wire 50 at a predetermined thickness by a wire supply unit (not shown) that intermittently supplies the element wire 50 at a predetermined pitch, and a cutting die 46 and a cutting punch 47. It has the wire cutting part which forms the element 30, and the element shaping
- a wire supply unit not shown
- the element attaching portion 48 (additional member) that is attached to the fastener tape 3 in order by plastically deforming the fastener element 10 produced by press molding at the element forming portion 41 by pressing.
- a fastening punch 48a) and a chamfering portion 49 (chamfering punch 49a) for chamfering the fastener element 10 attached to the fastener tape 3 are further provided.
- the wire rod supply unit, the cutting die 46, and the cutting punch 47 of the present embodiment are the wire rod supply unit (also referred to as a wire rod feed roller or a supply unit unit) described in Patent Document 2 or Patent Document 3 described above, It is formed in substantially the same manner as the cutting die and the cutting punch.
- the operation mechanism of each part in the manufacturing apparatus 40 of the present embodiment is also formed in substantially the same manner as the operation mechanism described in Patent Document 2 and Patent Document 3 described above.
- the upper surface of the cutting die 46 is formed as a sliding contact surface with which the cutting punch 47 slides.
- a wire guide hole 46a that opens to the sliding contact surface (upper surface) of the cutting die 46 and penetrates the cutting die 46 in the vertical direction is provided.
- the wire guide hole 46a of the cutting die 46 is formed in the vertical direction in a shape corresponding to the transverse cross section of the element wire 50, and the element wire 50 supplied from the wire supply portion is downward in the wire guide hole 46a. It is introduced from.
- the cutting punch 47 is fixed to the gantry of the manufacturing apparatus 40 on the upper surface of the cutting die 46. For this reason, as the cutting die 46 and the forming die 42 are reciprocated in the front-rear direction by a drive mechanism (not shown) as described above, the fixed cutting punch 47 is moved relative to the cutting die 46 and the forming die 42. The forward movement and the backward movement can be performed alternately while sliding on the upper surface of 46.
- a cutting punch that relatively advances a part (protruding portion) of the element wire 50 protruded from the upper surface of the cutting die 46. 47, whereby the element element 30 shown in FIG. 12 is formed. Furthermore, the element element 30 can be smoothly fed to the forming die 42 of the element forming portion 41 located in front of the cutting die 46 by relatively advancing the formed element element 30 with the cutting punch 47. .
- the element molding portion 41 of the present embodiment includes a forming die 42 for placing the element element 30 sent by the cutting punch 47 and supporting it from below, a pressure pad 43 for pressing the element element 30 toward the forming die 42, A forming punch 44 that press-forms the element element 30 held between the forming die 42 and the pressure pad 43 is provided.
- the forming die 42 has a placement portion 42a on which the element element 30 is placed.
- the placement portion 42 a is disposed at a position below the upper surface of the forming die 42.
- the forming die 42 has a predetermined shape capable of forming the meshing head 11 of the fastener element 10 by pressing a temporary meshing head 31 described later of the element element 30 in cooperation with the forming punch 44. .
- the forming punch 44 is fixed to a punch holding portion (not shown) above the forming die 42 on which the element element 30 is placed. Further, the forming punch 44 is provided so as to reciprocate in the vertical direction by a drive mechanism (not shown) so as to be alternately lowered and raised with respect to the forming die 42 together with the punch holding portion.
- the pressure pad 43 is disposed above the forming die 42 on which the element element 30 is placed and is held by the punch holding portion so as to be movable up and down. Furthermore, the pressure pad 43 is urged downward by a spring member (not shown).
- an element fixing part 43a for pressing the tape clamping part 16 of the element element 30 placed on the forming die 42 with the tip surface
- an element fixing part 43a for pressing the tape clamping part 16 of the element element 30 placed on the forming die 42 with the tip surface
- An insertion portion 43b that is suspended from the distal end surface and is inserted between the first leg portion 18a and the second leg portion 18b of the tape holding portion 16, and four protruding presses that protrude from the proximal end portion of the insertion portion 43b.
- Part 43c Part 43c.
- the projecting pressing portion 43c is projected from the outer peripheral side surface at the proximal end portion of the insertion portion 43b in a direction perpendicular to the direction in which the insertion portion 43b is suspended.
- the protruding pressing portion 43c has a side wall surface that is perpendicular to the extending direction of the insertion portion 43b, and the side wall surface of the protruding pressing portion 43c decreases as the distance from the tip surface of the element fixing portion 43a decreases. It has a form inclined obliquely with respect to the installation direction.
- the size and shape of the notch portion 21 and the bulging portion 22 provided on the fastener element 10 can be changed by changing the size and shape of the protruding pressing portion 43 c provided on the pressure pad 43. is there.
- the insertion portion 43b of the pressure pad 43 is between the first leg portion 18a and the second leg portion 18b of the element element 30. Inserted into.
- the position of the insertion portion 43b of the pressure pad 43 relative to the first leg portion 18a and the second leg portion 18b of the element element 30 is represented by an imaginary line in FIG. A small gap is provided between the 30 first leg portion 18a and the second leg portion 18b.
- the pressure pad 43 is further lowered so that the element fixing portion 43a of the pressure pad 43 is placed on the forming die 42. Can be pressed from above, and each protruding pressing portion 43c of the pressure pad 43 can press the tape clamping portion 16 of the element element 30 as described later.
- the element attachment portion 48 and the chamfering portion 49 in the manufacturing apparatus 40 of the present embodiment are formed in substantially the same manner as the element attachment portion (also referred to as a caulking portion) and the chamfering portion described in Patent Document 3. Yes.
- the element mounting portion 48 of the present embodiment is a pair of right and left caulking punches 48a that press the first leg portion 18a and the second leg portion 18b of the fastener element 10 and plastically deform it toward the fastener tape 3.
- the chamfering portion 49 has a pair of left and right chamfering punches 49a disposed above the left and right caulking punches 48a.
- the chamfered portion 49 can chamfer the ridge line portion of the tape clamping portion 16 by pressing the tape clamping portion 16 of the fastener element 10 attached to the fastener tape 3 from the left and right sides with the chamfering punch 49a. it can.
- the fastener element 10 shown in FIGS. 2 to 5 is sequentially manufactured from the Y-shaped element wire 50 by using the manufacturing apparatus 40 described above, and the manufactured fastener element 10 is further connected to the fastener tape 3. A method of attaching to will be described.
- an element wire (Y bar) 50 is prepared as a preparation process.
- the element wire 50 used in the present embodiment is formed by passing a long metal wire having a circular cross-section through a plurality of rolling rolls and, for example, forming the same cross-section as the element element 30 shown in FIG. Is done.
- the element wire 50 is intermittently supplied to the cutting die 46 from a wire supply unit (not shown) disposed below the cutting die 46 at a predetermined pitch.
- the element wire 50 passes through the wire guide hole 46a of the cutting die 46, as shown in FIG. 9, and further from the upper surface (sliding contact surface) of the cutting die 46 by the thickness of the fastener element 10. It can project upward.
- the cutting die 46 is stopped at the most advanced position with respect to the cutting punch 47.
- the manufactured fastener element 10 is plastically deformed and attached to the fastener tape 3 in order while manufacturing the fastener element 10 from the element wire 50 one after another. For this reason, as shown in FIG. 9, when the element wire 50 is projected from the upper surface (sliding contact surface) of the cutting die 46 with a predetermined thickness, the element wire 50 is manufactured one step ahead.
- the fastened fastener element 10 is already attached to the fastener tape 3 by the caulking punch 48a.
- the cutting die 46 After projecting the wire 50 on the sliding contact surface of the cutting die 46, the cutting die 46 is moved back together with the wire 50 by the drive mechanism. As a result, the cutting punch 47 moves forward relative to the cutting die 46. For this reason, the element wire 50 is cut at a predetermined thickness (projection amount) protruding on the sliding contact surface by the cutting punch 47 and the cutting die 46 which are cutting means. As a result, the element element 30 having a certain thickness as shown in FIG. 12 is formed.
- the element element 30 has a temporary meshing head 31 whose first surface (lower surface) and second surface (upper surface) are flat surfaces, and a tape clamping portion 16 extending from the temporary meshing head 31.
- the tape clamping surface 19 of the tape clamping part 16 in the element element 30 is not formed with the notch part 21 and the bulging part 22, but has already been formed with the ridge part 23 along the element thickness direction.
- the protrusions 23 of the element elements 30 are formed in the element wire 50 when the substantially Y-shaped element wire 50 is produced from the wire 50 by rolling in the preparation step described above.
- the element element 30 cut out from the element wire 50 moves forward relatively while being held by the cutting punch 47 as the cutting die 46 is further retracted, as shown in FIG. It is guided to the position of the forming die 42 arranged.
- the element element 30 that has advanced to the front end portion of the forming die 42 leaves the cutting punch 47 and falls onto the mounting portion 42a of the forming die 42. Thereby, the element element 30 is mounted on the mounting portion 42a of the forming die 42 in a predetermined direction. At this time, the upper surface of the mounting portion 42 a of the forming die 42 is formed in a surface shape corresponding to the meshing convex portion 13 and the chamfered portion 15 formed on the meshing head portion 11 of the fastener element 10.
- the forming punch 44 and the pressure pad 43 that have been waiting above the forming die 42 are lowered together toward the element element 30 placed on the forming die 42 as shown in FIG. Accordingly, first, the insertion portion 43b of the pressure pad 43 shown in FIG. 8 is inserted between the first leg portion 18a and the second leg portion 18b of the element element 30, and further, the four protruding presses of the pressure pad 43 are pressed. Press molding is performed by pressing the tape sandwiching portion 16 of the element element 30 from above by the portion 43c.
- the insertion portion 43 b of the pressure pad 43 is inserted into the element element 30 at a position away from the tape clamping surface 19 of the tape clamping portion 16 as described above, and the insertion portion 43 b of the pressure pad 43 and the tape clamping are inserted. A small gap is formed between the portion 16 and the tape clamping surface 19.
- the four protruding pressing portions 43c provided on the pressure pad 43 abut against the first surface of the tape clamping portion 16 of the element element 30, and further descend to a predetermined depth along the element thickness direction.
- the tape clamping portion 16 of the element element 30 is locally pressed, and the four notch portions 21 are straightened to the tape clamping portion 16 from the first surface in a predetermined dimension along the element thickness direction.
- the notch 21 is formed in the tape clamping part 16 of the element element 30 by the protruding pressing part 43c of the pressure pad 43, and at the same time, the metal part in the formation region of the notch 21 is plastically flowed, so that the notch A portion adjacent to the bottom surface 21 a of the portion 21 in the element thickness direction bulges from the tape clamping surface 19 toward the tape clamping space 20. As a result, four bulging portions 22 corresponding to the respective cutout portions 21 are formed.
- the tape clamping portion 16 of the cut element element 30 is pressed along the element thickness direction from above the element element 30 by the protruding pressing portion 43c of the pressure pad 43,
- the four notches 21 and the four bulges 22 can be easily and stably formed in the tape clamping part 16.
- the pressure pad 43 continues to descend to a predetermined depth, and the element fixing portion 43a (tip surface) of the pressure pad 43 contacts the first surface of the tape clamping portion 16 of the element element 30.
- the tape clamping part 16 in which the notch part 21 and the bulging part 22 of the element element 30 are formed can be sandwiched and fixed between the pressure pad 43 and the forming die 42.
- the element element 30 is pressed by the pressure pad 43, and at the same time, the forming punch 44 is lowered to press the element element 30 from above.
- Such press molding is sometimes called peaking molding.
- the fastener element 10 of the present embodiment By producing the fastener element 10 of the present embodiment from the Y-shaped wire 50 in this way, the production efficiency is increased as compared with the case where, for example, the fastener element 10 having the same shape is punched from a flat metal plate material. At the same time, the manufacturing cost can be reduced.
- press molding by the pressure pad 43 and the forming punch 44 is performed when the cutting die 46 is stopped at the rear end position (or a position in the vicinity thereof) of the reciprocating motion.
- the fastener element 10 manufactured by press molding first approaches the fastener tape 3 while being placed on the forming die 42 by the cutting die 46 moving forward together with the forming die 42.
- the pair of caulking punches 48a of the element mounting portion 48 starts moving, and the first leg portion 18a and the second leg portion 18b of the fastener element 10 are clamped from the outside.
- the fastener tape 3 is inserted between the first leg portion 18a and the second leg portion 18b of the fastener element 10. Thereafter, the first leg portion 18a and the second leg portion 18b of the fastener element 10 are pressed from the outside so as to come close to each other with a pair of caulking punches 48a (plastically deformed). Accordingly, the fastener element 10 is attached (planted) at a predetermined position of the fastener tape 3 at the front end position of the cutting die 46.
- the element wire 50 is supplied from a wire supply portion (not shown). As a result, the element wire 50 is protruded upward on the sliding contact surface of the cutting die 46 by the thickness of the fastener element 10 (that is, the state returns to the state of FIG. 9).
- the several fastener element 10 is attached to the tape side edge part of the fastener tape 3 with a predetermined attachment pitch along a tape length direction. . Thereby, a fastener stringer for the slide fastener 1 is manufactured.
- the pair of chamfering punches 49 a of the chamfering portion 49 is arranged above the caulking punch 48 a of the element mounting portion 48. By operating such a pair of chamfering punches 49a, it is possible to chamfer one preceding fastener element 10 already planted on the fastener tape 3.
- the element element 30 is press-molded by the pressure pad 43 and the forming punch 44 to manufacture the fastener element 10, and then the manufactured fastener element 10 is continuously fastened. It has a structure to be attached to the tape 3.
- the manufactured fastener element 10 can be recovered without being attached to the fastener tape 3. Further, it is possible to perform a polishing process such as barrel polishing on the plurality of fastener elements 10 collected.
- the fastener element 10 of this embodiment manufactured as described above, a plurality of cutout portions 21 cut out in the element thickness direction are formed in the tape clamping portion 16. Further, the metal material of the fastener element 10 is fluidly plastically deformed along with the formation of the notch 21, so that the bulging portion bulges from the tape clamping surface 19 toward the tape clamping space 20 with a large bulging amount. 22 is formed.
- the bulging portion 22 of the present embodiment has a form that bulges larger than the protruding portion 23 in the direction perpendicular to the element thickness direction from the tape clamping surface 19 of the tape clamping portion 16.
- the bulging portion 22 provided in the tape holding portion 16 is localized on the tape side edge portion (particularly the core string portion 3a) of the fastener tape 3. Strongly pressed into (deeply dig into). At the same time, the fastener tape 3 can be bitten (entered) into the notch portion 21 provided in the tape clamping portion 16. Thereby, the sliding strength and pull-out strength of the fastener element 10 with respect to the fastener tape 3 can be effectively increased.
- the bulging portion 22 of the fastener element 10 of the present embodiment is formed to bulge larger than the protruding portion 23 from the tape clamping surface 19. For this reason, even when a polishing process is performed on the fastener element 10 of the present embodiment, for example, before being attached to the fastener tape 3, the bulging portion 22 is clamped in the tape clamping section 16 of the fastener element 10 after the polishing process. It can remain stably in a form bulging from the surface 19.
- the size, location, number, etc. of the cutout portion 21 and the bulging portion 22 provided in the tape clamping portion 16 of the fastener element 10 are provided in the pressure pad 43 of the manufacturing apparatus 40. It can be arbitrarily changed by changing the shape, position, number, etc. of the protruding pressing portions 43c.
- the fastener element 10 of the above-described embodiment is formed with a notch portion 21 formed from the first surface (lower surface) of the tape holding portion 16 and a bulging portion 22 corresponding to the notch portion 21.
- the insertion portion and the protruding pressing portion similar to the inserting portion 43b and the protruding pressing portion 43c provided on the pressure pad 43 of the above-described embodiment. It is also possible to provide.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Slide Fasteners (AREA)
Abstract
Description
また、前記切欠き部は、エレメント厚さ方向に直交する空間断面が前記切欠き部の前記底面に向けて漸減するテーパ状に形成されていることが好ましい。
更に、複数の前記切欠き部と複数の前記膨出部とが、エレメント幅方向の中心面を基準に対称的に形成されていることが好ましい。
また、前記切欠き部は、前記テープ挟持部の前記第1面から凹設されていることが好ましい。
本実施形態で使用する製造装置40は、横断面が略Y字状を呈する金属製のエレメント用線材(Yバー)50を所定の厚さで切断してエレメント素子30(図12)を形成し、その形成したエレメント素子30に対してエレメント成形部41でプレス成形を行うことによって、噛合頭部11に噛合凹部12及び噛合凸部13が形成されたファスナーエレメント10を製造する製造装置40である。
簡単に説明すると、本実施形態のエレメント取付部48は、ファスナーエレメント10の第1脚部18a及び第2脚部18bを押圧してファスナーテープ3に向けて塑性変形させる左右一対の加締めパンチ48aを有する。面取り加工部49は、左右の加締めパンチ48aよりも上方に配される左右一対の面取りパンチ49aを有する。この面取り加工部49は、ファスナーテープ3に取り付けられたファスナーエレメント10のテープ挟持部16を面取りパンチ49aで左右側方から押圧することにより、テープ挟持部16の稜線部に面取り加工を行うことができる。
2a 第1ファスナーストリンガー
2b 第2ファスナーストリンガー
3 ファスナーテープ
3a 芯紐部
4 第1止具
5 第2止具
6 スライダー
7 エレメント列
7a 第1エレメント列
7b 第2エレメント列
10 金属製のファスナーエレメント(金属エレメント)
11 噛合頭部
12 噛合凹部
13 噛合凸部
14 先端傾斜部
15 面取り部
16 テープ挟持部
17 股部
18a 第1脚部
18b 第2脚部
19 テープ挟持面
20 挟持空間
21 切欠き部
21a 底面
21b 側壁面
21c 奥端面(内側端面)
22 膨出部
22a 頂端面
23 突条部
30 エレメント素子
31 仮噛合頭部
40 製造装置
41 エレメント成形部
42 フォーミングダイ
42a 載置部
43 プレッシャーパッド
43a 素子固定部
43b 挿入部
43c 突状押圧部
44 フォーミングパンチ
44a 凹部形成押圧部
46 カッティングダイ
46a 線材案内孔
47 カッティングパンチ
48 エレメント取付部
48a 加締めパンチ
49 面取り加工部
49a 面取りパンチ
50 線材(Yバー)
Claims (10)
- 噛合頭部(11)と、前記噛合頭部(11)から延出するテープ挟持部(16)とを有し、前記噛合頭部(11)の第1面に噛合凹部(12)が凹設され、前記噛合頭部(11)の第2面に噛合凸部(13)が突設され、前記テープ挟持部(16)は、噛合頭部(11)から延びる股部(17)と、前記股部(17)から分岐して更に延びる一対の第1脚部(18a) 及び第2脚部(18b) とを備え、前記第1脚部(18a) から前記股部(17)を介して前記第2脚部(18b) にかけてテープ挟持面(19)が連続して形成されるスライドファスナー(1) 用の金属製ファスナーエレメント(10)であって、
前記テープ挟持部(16)は、前記テープ挟持部(16)における第1面及び第2面の少なくとも一面からエレメント厚さ方向に沿って凹設され、前記テープ挟持面(19)に開口する少なくとも1つの切欠き部(21)と、前記切欠き部(21)の底面(21a) のエレメント厚さ方向に隣接して前記テープ挟持面(19)から膨出する膨出部(22)とを有してなる
ことを特徴とするファスナーエレメント。 - 前記切欠き部(21)の前記底面(21a) と前記膨出部(22)の頂端面(22a) とが、連続する単一面に形成されてなる請求項1記載のファスナーエレメント。
- 前記切欠き部(21)は、エレメント厚さ方向に直交する空間断面が前記切欠き部(21)の前記底面(21a) に向けて漸減するテーパ状に形成されてなる請求項1又は2記載のファスナーエレメント。
- 複数の前記切欠き部(21)と複数の前記膨出部(22)とが、エレメント幅方向の中心面を基準に対称的に形成されてなる請求項1~3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(16)は、前記テープ挟持面(19)にエレメント厚さ方向に沿って連続して突設される突条部(23)を有してなる請求項1~4のいずれかに記載のファスナーエレメント。
- 前記切欠き部(21)は、前記テープ挟持部(16)の前記第1面から凹設されてなる請求項1~5のいずれかに記載のファスナーエレメント。
- 横断面が略Y字状を呈するエレメント用線材(50)を長さ方向に所定のピッチで間欠的に供給する線材供給部と、前記エレメント用線材(50)を所定の厚さで切断して、仮噛合頭部(31)と前記仮噛合頭部(31)から延出するテープ挟持部(16)とを有するエレメント素子(30)を形成するカッティングパンチ(47)と、前記エレメント素子(30)の前記仮噛合頭部(31)にプレス成形を行って、前記仮噛合頭部(31)の第1面に噛合凹部(12)を成形するとともに前記仮噛合頭部(31)の第2面に噛合凸部(13)を成形するエレメント成形部(41)とを有するファスナーエレメントの製造装置(40)であって、
前記エレメント成形部(41)は、前記エレメント素子(30)の前記テープ挟持部(16)を第1面からエレメント厚さ方向に沿って局部的に押圧して塑性変形させることにより、前記テープ挟持部(16)に凹設される切欠き部(21)と、前記切欠き部(21)の形成に伴う塑性流動により前記切欠き部(21)の底面(21a) に隣接して膨出する膨出部(22)とを形成する突状押圧部(43c) を有してなる、
ことを特徴とするファスナーエレメントの製造装置。 - 前記エレメント成形部(41)は、前記エレメント素子(30)を載置するフォーミングダイ(42)と、前記フォーミングダイ(42)に対して昇降可能に配され、前記エレメント素子(30)の前記テープ挟持部(16)を前記フォーミングダイ(42)に向けて押さえ付けるプレッシャーパッド(43)と、前記フォーミングダイ(42)に対して昇降可能に配され、前記フォーミングダイ(42)及び前記プレッシャーパッド(43)間に保持される前記エレメント素子(30)の前記仮噛合頭部(31)に前記プレス成形を行うフォーミングパンチ(44)とを有し、
前記プレッシャーパッド(43)は、前記エレメント素子(30)の前記テープ挟持部(16)を先端面で押さえ付ける素子固定部(43a) と、前記素子固定部(43a) の先端面に垂設され、前記テープ挟持部(16)の第1脚部(18a) 及び第2脚部(18b) 間に挿入される挿入部(43b) とを備え、
前記突状押圧部(43c) は、前記プレッシャーパッド(43)における前記挿入部(43b) の基端部に、前記挿入部(43b) の外周側面から突設されてなる、
請求項7記載の製造装置。 - 前記プレッシャーパッド(43)の前記突状押圧部(43c) は、前記挿入部(43b) の垂設方向に対して直交する断面の面積が、前記素子固定部(43a) の先端面から離れるにつれて減少する形態を有してなる請求項8記載の製造装置。
- 横断面が略Y字状を呈するエレメント用線材(50)を所定の厚さで切断して、仮噛合頭部(31)と前記仮噛合頭部(31)から延出するテープ挟持部(16)とを有するエレメント素子(30)を形成すること、及び、前記エレメント素子(30)の前記仮噛合頭部(31)にプレス成形を行って前記仮噛合頭部(31)の第1面に噛合凹部(12)を成形するとともに前記仮噛合頭部(31)の第2面に噛合凸部(13)を成形することを含むファスナーエレメントの製造方法において、
前記仮噛合頭部(31)のプレス成形において前記エレメント素子(30)の前記テープ挟持部(16)を押さえるときに、前記エレメント素子(30)の前記テープ挟持部(16)を第1面からエレメント厚さ方向に沿って局部的に押圧して塑性変形させることにより、前記テープ挟持部(16)に凹設される切欠き部(21)を形成すると同時に、前記切欠き部(21)の形成に伴う塑性流動により前記切欠き部(21)の底面(21a)に隣接して膨出する膨出部(22)を形成すること
を含んでなることを特徴とするファスナーエレメントの製造方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2016/063679 WO2017191688A1 (ja) | 2016-05-06 | 2016-05-06 | 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 |
KR1020187028649A KR102059847B1 (ko) | 2016-05-06 | 2016-05-06 | 파스너 엘리먼트, 파스너 엘리먼트의 제조 장치 및 파스너 엘리먼트의 제조 방법 |
JP2018515389A JP6833829B2 (ja) | 2016-05-06 | 2016-05-06 | 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 |
CN201680084671.8A CN109068814B (zh) | 2016-05-06 | 2016-05-06 | 拉链链牙、拉链链牙的制造装置以及拉链链牙的制造方法 |
EP16901075.8A EP3453276B1 (en) | 2016-05-06 | 2016-05-06 | Fastener element, manufacturing device for fastener element, and manufacturing method for fastener element |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2016/063679 WO2017191688A1 (ja) | 2016-05-06 | 2016-05-06 | 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 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017191688A1 true WO2017191688A1 (ja) | 2017-11-09 |
Family
ID=60202931
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2016/063679 WO2017191688A1 (ja) | 2016-05-06 | 2016-05-06 | 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 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3453276B1 (ja) |
JP (1) | JP6833829B2 (ja) |
KR (1) | KR102059847B1 (ja) |
CN (1) | CN109068814B (ja) |
WO (1) | WO2017191688A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022030564A1 (ja) * | 2020-08-04 | 2022-02-10 | Ykk株式会社 | スライドファスナエレメントおよびスライドファスナストリンガ |
WO2023188042A1 (ja) * | 2022-03-29 | 2023-10-05 | Ykk株式会社 | ファスナーエレメント、ファスナーストリンガー及びファスナーエレメントの評価方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102670077B1 (ko) | 2018-10-05 | 2024-05-28 | 삼성디스플레이 주식회사 | 표시 장치 및 표시 장치의 제조 방법 |
CN110193568B (zh) * | 2019-05-28 | 2020-05-08 | 广东顺德三扬科技股份有限公司 | 一种拉链的链牙制造装置及方法和排牙装置 |
CN111674018B (zh) * | 2020-06-16 | 2022-05-17 | 东莞市乐祥五金制品有限公司 | 一种双点链牙的加工设备 |
CN112273800B (zh) * | 2020-10-13 | 2022-03-18 | 福建浔兴拉链科技股份有限公司 | 链牙、拉链、应用该拉链的物品及链牙成型模具 |
CN113020217B (zh) * | 2021-03-11 | 2023-06-30 | 中山市溢丰达制衣有限公司 | 一种废旧衣服拉链除杂回收系统 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5155769A (en) * | 1974-11-12 | 1976-05-17 | Yoshida Kogyo Kk | Suraidofuasunaano mushio seizosuru hoho |
JPS57128106A (en) * | 1980-11-04 | 1982-08-09 | Taron Inc | Slide fastener having improved clamp and production thereof |
JPS5748405Y2 (ja) * | 1974-07-16 | 1982-10-23 | ||
JP2008212352A (ja) * | 2007-03-02 | 2008-09-18 | Ykk Corp | スライドファスナー用務歯及びスライドファスナー |
WO2015049767A1 (ja) * | 2013-10-03 | 2015-04-09 | Ykk株式会社 | ファスナーストリンガーの製造装置及び製造方法、並びにファスナーストリンガー |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1615113A (en) * | 1925-12-24 | 1927-01-18 | Draher John | Separable fastener |
JPS5264106U (ja) * | 1975-10-31 | 1977-05-12 | ||
JPS5264106A (en) | 1975-11-25 | 1977-05-27 | Kengo Asai | Method of vegetation applying simple terracing work with perlon net on face of slope |
US4062207A (en) * | 1976-08-10 | 1977-12-13 | Strayer Coin Bag Company, Inc. | Lock mounting for zippered security bag |
JPS5635052Y2 (ja) * | 1977-05-04 | 1981-08-18 | ||
DK151919C (da) | 1979-06-28 | 1988-08-15 | Radiometer As | Fremgangsmaade, referencevaeske og referencevaeskesystem til samtidig kalibrering og/eller kvalitetskontrol af calciumfoelsomme elektroder og ph-elektroder |
JPS603922B2 (ja) * | 1980-09-03 | 1985-01-31 | 日本油脂株式会社 | 切削工具 |
JPS57187134A (en) * | 1981-05-13 | 1982-11-17 | Yoshida Kogyo Kk <Ykk> | Molding method and device for tooth for slide fastener |
AU536108B2 (en) * | 1981-05-13 | 1984-04-19 | Yoshida Kogyo K.K. | Manufacturing elements for a slide fastener |
JPS57209733A (en) * | 1981-06-17 | 1982-12-23 | Yoshida Kogyo Kk <Ykk> | Manufacture of metallic element for slide fastener |
JPS636295A (ja) | 1986-06-25 | 1988-01-12 | 株式会社ブリヂストン | 高圧ホ−スの端部継手構造 |
JP2744383B2 (ja) * | 1992-07-22 | 1998-04-28 | ワイケイケイ株式会社 | スライドファスナー用の務歯成形装置及びカッティングパンチ |
CN2505201Y (zh) * | 2001-08-17 | 2002-08-14 | 厦门明泰鞋业有限公司 | 拉链头加工装配机 |
US7392572B2 (en) * | 2006-04-03 | 2008-07-01 | Riri Group S.A. | Fluidtight slide fastener |
WO2010089854A1 (ja) * | 2009-02-04 | 2010-08-12 | Ykk株式会社 | ファスナーエレメント |
CN101904600B (zh) * | 2009-06-03 | 2012-03-14 | 曹昌文 | 直线链齿及具有该直线链齿的拉链条 |
JP5586783B2 (ja) * | 2011-05-31 | 2014-09-10 | Ykk株式会社 | 開離嵌挿具付きスライドファスナー及び射出成形用金型 |
DE112012006174B4 (de) * | 2012-03-30 | 2018-11-15 | Ykk Corporation | Reissverschluss |
CN103611854B (zh) * | 2013-11-20 | 2015-05-13 | 福建浔兴拉链科技股份有限公司 | 制造金属拉链强力链牙的方法及成型挤刀 |
CN203633608U (zh) * | 2013-12-06 | 2014-06-11 | 浙江伟星实业发展股份有限公司 | 一种金属链牙及金属拉链及金属链牙模具 |
CN104082913B (zh) * | 2014-07-22 | 2016-03-30 | 福建浔兴拉链科技股份有限公司 | 弹性啮合拉链 |
CN204426907U (zh) * | 2015-02-06 | 2015-07-01 | 常熟市百耀拉链机械有限公司 | 一种超小型金属拉链 |
-
2016
- 2016-05-06 KR KR1020187028649A patent/KR102059847B1/ko active IP Right Grant
- 2016-05-06 WO PCT/JP2016/063679 patent/WO2017191688A1/ja active Application Filing
- 2016-05-06 CN CN201680084671.8A patent/CN109068814B/zh active Active
- 2016-05-06 EP EP16901075.8A patent/EP3453276B1/en active Active
- 2016-05-06 JP JP2018515389A patent/JP6833829B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5748405Y2 (ja) * | 1974-07-16 | 1982-10-23 | ||
JPS5155769A (en) * | 1974-11-12 | 1976-05-17 | Yoshida Kogyo Kk | Suraidofuasunaano mushio seizosuru hoho |
JPS57128106A (en) * | 1980-11-04 | 1982-08-09 | Taron Inc | Slide fastener having improved clamp and production thereof |
JP2008212352A (ja) * | 2007-03-02 | 2008-09-18 | Ykk Corp | スライドファスナー用務歯及びスライドファスナー |
WO2015049767A1 (ja) * | 2013-10-03 | 2015-04-09 | Ykk株式会社 | ファスナーストリンガーの製造装置及び製造方法、並びにファスナーストリンガー |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022030564A1 (ja) * | 2020-08-04 | 2022-02-10 | Ykk株式会社 | スライドファスナエレメントおよびスライドファスナストリンガ |
WO2023188042A1 (ja) * | 2022-03-29 | 2023-10-05 | Ykk株式会社 | ファスナーエレメント、ファスナーストリンガー及びファスナーエレメントの評価方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20180118766A (ko) | 2018-10-31 |
EP3453276A4 (en) | 2019-10-30 |
KR102059847B1 (ko) | 2019-12-27 |
CN109068814B (zh) | 2021-04-09 |
JPWO2017191688A1 (ja) | 2018-11-08 |
EP3453276A1 (en) | 2019-03-13 |
JP6833829B2 (ja) | 2021-02-24 |
CN109068814A (zh) | 2018-12-21 |
EP3453276B1 (en) | 2020-10-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2017191688A1 (ja) | 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 | |
JP2690430B2 (ja) | スライドファスナー用務歯の成形方法及び装置 | |
JP4508909B2 (ja) | ファスナーストリンガの連続製造装置 | |
JPH0856714A (ja) | スライドファスナー用務歯とその成形方法及び装置 | |
JP2006239087A (ja) | ファスナーストリンガ連続製造機における務歯用金属線材の送り装置 | |
US5361471A (en) | Slide fastener coupling element forming apparatus and cutting punch | |
EP0630706B1 (en) | A method and apparatus for forming slide-fastener coupling element | |
CN106140934A (zh) | 模具设备和冲裁薄板的方法 | |
JP4587840B2 (ja) | ファスナーストリンガ連続製造装置 | |
US4432126A (en) | Method of and apparatus for manufacturing slide fastener coupling elements | |
KR20110095826A (ko) | 코루게이트 핀 제조장치 | |
JP2003220426A (ja) | 中空材の穴明方法及び中空材の穴明装置 | |
KR101642357B1 (ko) | 드로잉 가공용 프로그레시브 금형 | |
KR101517671B1 (ko) | 슬라이드 파스너용 엘리멘트 성형 장치 | |
US2221740A (en) | Manufacture of slide fastener elements | |
JP6666777B2 (ja) | スライドファスナー用務歯成形装置のカッティングパンチ | |
CN117340116A (zh) | 一种铜鼻子冲压成型工艺 | |
EP0064764B1 (en) | Method of and apparatus for manufacturing slide fastener coupling elements | |
KR101642348B1 (ko) | 드로잉 가공용 프로그레시브 금형 | |
CN212822202U (zh) | 一种筒状工件扣位成型模具 | |
WO2017179173A1 (ja) | スライドファスナー用務歯成形装置、カッティングパンチ | |
CN104023581A (zh) | 用于拉链的链牙元件及其制造方法 | |
CN112139359A (zh) | 一种通过级进模生产输送链条的方法 | |
CN111278584B (zh) | 拉链链牙的制造方法 | |
KR101642352B1 (ko) | 드로잉 가공용 프로그레시브 금형 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 2018515389 Country of ref document: JP |
|
ENP | Entry into the national phase |
Ref document number: 20187028649 Country of ref document: KR Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 16901075 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2016901075 Country of ref document: EP Effective date: 20181206 |