CN108723239A - The manufacturing method of molding machine, the forming method of metal material and stopping tine - Google Patents

The manufacturing method of molding machine, the forming method of metal material and stopping tine Download PDF

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Publication number
CN108723239A
CN108723239A CN201710253645.XA CN201710253645A CN108723239A CN 108723239 A CN108723239 A CN 108723239A CN 201710253645 A CN201710253645 A CN 201710253645A CN 108723239 A CN108723239 A CN 108723239A
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CN
China
Prior art keywords
metal material
mandrel
punch
cutter
molding machine
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Granted
Application number
CN201710253645.XA
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Chinese (zh)
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CN108723239B (en
Inventor
上乐孝夫
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YKK Corp
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YKK Corp
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Priority to CN201710253645.XA priority Critical patent/CN108723239B/en
Priority to TW106122969A priority patent/TWI649135B/en
Publication of CN108723239A publication Critical patent/CN108723239A/en
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Publication of CN108723239B publication Critical patent/CN108723239B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00Making other particular articles
    • B21D53/46Making other particular articles haberdashery, e.g. buckles, combs; pronged fasteners, e.g. staples
    • B21D53/50Making other particular articles haberdashery, e.g. buckles, combs; pronged fasteners, e.g. staples metal slide-fastener parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00Shaping by press-cutting; Perforating
    • B21D28/02Punching blanks or articles with or without obtaining scrap; Notching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D35/00Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • B21D35/002Processes combined with methods covered by groups B21D1/00 - B21D31/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

The present invention relates to the manufacturing methods of a kind of molding machine, the forming method of metal material and stopping tine, for solving following problems:Ensure at least part of formed precision of the sheet metal manufactured by molding machine with being unable to fully.Molding machine (92) includes:Mandrel (110) configures metal material (80) on its peripheral surface;Cutter (140) is acted in a manner of cutting off metal material (80);And at least one punch (133), it is arranged in a manner of clipping metal material (80) between cutter (140), and acted in the following manner:It is cooperateed with the peripheral surface of mandrel (110) and is being cut off by cutter (140) and forming more than one bending part (86) in the metal material (80) on mandrel (110).

Description

The manufacturing method of molding machine, the forming method of metal material and stopping tine
Technical field
The present invention relates to the manufacturing methods of a kind of molding machine, the forming method of metal material and stopping tine.
Background technology
Patent document 1 discloses a kind of molding machine of the stopping tine of slider for slide fastener.In patent document 1, One punch is provided with the blade for cutting off material, and is bent material by the co-operating of the first punch and mandrel.
Existing technical literature
Patent document
Patent document 1:International Publication No. 2015/128996
Invention content
In the case of patent document 1, the molding essence of the front end 12c of stopping leaf spring 10 is ensured with may being unable to fully It spends (Fig. 4 referring to patent document 1).That is, ensure at least part of the sheet metal manufactured by molding machine with may being unable to fully Formed precision.
The molding machine that the mode of the present invention is related to, has:
Mandrel configures metal material on its peripheral surface;
Cutter is acted in a manner of cutting off above-mentioned metal material;And
At least one punch is arranged in a manner of clipping above-mentioned metal material between above-mentioned cutter, and with following Mode is acted:It is outer with above-mentioned mandrel for the above-mentioned metal material cut off by above-mentioned cutter and on above-mentioned mandrel Circumferential surface cooperates with to form more than one bending part.
In some embodiments, above-mentioned punch and above-mentioned cutter based on the power from shared driving source to same Direction displacement.
In some embodiments, above-mentioned punch and above-mentioned cutter mechanically connect via more than one connecting member Knot.
In some embodiments, it is also equipped with:
First installing component, with the combination of the distal end section of above-mentioned cutter or chimeric, the amphi position end position of the cutter Opposite side in the peri position end of above-mentioned mandrel side;And
Second installing component combines or chimeric with the distal end section of above-mentioned punch, and the distal end section of the punch is positioned at upper State the opposite side of the peri position end of mandrel side.
In some embodiments, above-mentioned connecting member links above-mentioned first installing component and above-mentioned second installing component.
In some embodiments, above-mentioned punch, above-mentioned cutter and above-mentioned connecting member are flat-shaped parts.
In some embodiments, above-mentioned connecting member has the recess portion for avoiding interfering with above-mentioned mandrel.
The mode of the present invention is related to a kind of forming method of metal material comprising:
Process metal material being supplied on the peripheral surface of mandrel;
Cutter is set to move the process to cut off above-mentioned metal material along a first direction;And
So that punch is moved along the second direction opposite with above-mentioned first direction, cuts off and be located at for by above-mentioned cutter Above-mentioned metal material on above-mentioned mandrel, the process to form more than one bending part is cooperateed with the peripheral surface of above-mentioned mandrel.
In some embodiments, above-mentioned punch and above-mentioned cutter based on the power from shared driving source to same Direction displacement.
In some embodiments, above-mentioned first direction is the direction along vertical direction upward.
The mode of the present invention is related to a kind of manufacturing method of the stopping tine of slider for slide fastener comprising:
It will be supplied to the process on the peripheral surface of mandrel as the metal material of the base material of the stopping tine of slider for slide fastener;
Cutter is set to move the process to cut off above-mentioned metal material along a first direction;And
So that punch is moved along the second direction opposite with above-mentioned first direction, cuts off and be located at for by above-mentioned cutter Above-mentioned metal material on above-mentioned mandrel, the process to form more than one bending part is cooperateed with the peripheral surface of above-mentioned mandrel.
In some embodiments, above-mentioned punch and above-mentioned cutter based on the power from shared driving source to same Direction displacement.
In some embodiments, above-mentioned first direction is the direction along vertical direction upward.
Invention effect
A mode according to the present invention can improve at least part of molding essence of the sheet metal manufactured by molding machine Degree.
Description of the drawings
Fig. 1 is the skeleton diagram for the system for including the molding machine that a mode of the invention is related to, in the press machine of upstream side Shearing will be carried out in its width direction both sides as the metal material of metal plate, gold will be used as in the molding machine in downstream side The metal material for belonging to tablet is molded and cuts off, and as a result produces stopping tine as sheet metal.Stopping tine can be by appointing The various methods of meaning are assembled into slider body.
Fig. 2 is the molding exemplary stopping claw as sheet metal of molding machine being related to by the mode of the present invention The summary side elevation of part.
Fig. 3 be the molding machine that a mode through the invention is related to carry out it is molding during as non-limiting semi-finished product Stop the approximate stereogram of tine.
Fig. 4 is to indicate molding machine that a mode through the invention is related to how by the molding outline process chart of metal material. In Fig. 4 (a), the narrow width part of metal material is bent and is formed in narrow width part and bend smaller U-bend folding part smaller.This Outside, wide width part is bent and forms arcuation bending part in wide width part smaller.In Fig. 4 (b), in the wide width part of metal material Arcuation bending part is formed, and end bending part is formed about in the end of metal material.In Fig. 4 (c), in the unit of metal material The boundary of length cuts off metal material.In Fig. 4 (d), the end for the metal material being cut off when this is molded is formed about end Bending part.In Fig. 4 (e), the before established bending degree for bending smaller U-bend folding part increases, and as a result forms bending Larger U-bend folding part.
Fig. 5 is the skeleton diagram of the outline structure for the molding machine for indicating that the mode of the present invention is related to, it is schematically shown Supply part of the periphery of mandrel configured with multiple punches, a cutter and metal material.With what metal material was clipped in the middle Cutter and punch is arranged in mode.
Fig. 6 is the approximate stereogram of the end for the mandrel for being supplied to metal material that the mode of the present invention is related to, schematically Ground shows that mandrel protrusion is protruded from end face.
Fig. 7 is arranged in such a way that metal material is clipped in the middle in the molding machine that the mode in the present invention that indicates is related to The approximate stereogram that cutter and punch are concatenated.
Fig. 8 is set in the connecting member of connection cutter and punch in the molding machine that the mode in the present invention that indicates is related to It is equipped with the skeleton diagram of the recess portion for avoiding interfering with mandrel.
Fig. 9 is the schematic diagram of the action for the molding machine for indicating that the mode of the present invention is related to, it is schematically shown passes through core The co-operating of axis and the first punch bends smaller U-bend folding part and arcuation bending part to be formed.
Figure 10 is to indicate to be formed in metal material by the action of Fig. 9 of molding machine to bend smaller U-bend folding part Skeleton diagram.
Figure 11 is the schematic diagram of the action for the molding machine for indicating that the mode of the present invention is related to, it is schematically shown passes through core The co-operating of axis and first and second punch forms arcuation bending part and end bending part.
Figure 12 is to indicate to form arcuation bending part and end bending in metal material by the action of Figure 11 of molding machine The skeleton diagram in portion.
Figure 13 is the schematic diagram of the action for the molding machine for indicating that the mode of the present invention is related to, it is schematically shown by cutting Metal material is cut off in the action of cutter.
Figure 14 is to indicate the action by Figure 13 of molding machine to cut off the skeleton diagram of metal material.
Figure 15 is the schematic diagram of the action for the molding machine for indicating that the mode of the present invention is related to, it is schematically shown passes through core Axis and first and the co-operating of third punch form end bending part.
Figure 16 is the skeleton diagram for indicating to be formed end bending part in metal material by the action of Figure 15 of molding machine.
Figure 17 is the schematic diagram of the action for the molding machine for indicating that the mode of the present invention is related to, it is schematically shown passes through core The co-operating of axis and first, third and the 4th punch bends larger U-bend folding part to be formed.
Figure 18 is to indicate to be formed in metal material by the action of Figure 17 of molding machine to bend larger U-bend folding part Skeleton diagram.
Reference sign
80 metal materials
86 bending parts
92 molding machines
110 mandrels
130 punches
133 punches
140 cutters
174 driving sources
180 connecting members
Specific implementation mode
In the following, referring to figs. 1 to Figure 18, the infinite embodiment example of the present invention is illustrated.More than one of invention Embodiment example and embodiment example in include each feature it is not independent of one another.Those skilled in the art need not excessively say It is bright each embodiment example and/or each feature to be combined.In addition, those skilled in the art will also appreciate that through the combination The synergy of acquisition.Repeated explanation between embodiment example is omitted in principle.With reference to attached drawing primarily to being carried out to invention Illustrate, simplifies sometimes for convenient for mapping.
In the following, being illustrated to the forming method of molding machine and metal material as non-restrictive example.Also, it is also right By molding machine manufacture a non-restrictive example as sheet metal slider for slide fastener stopping tine manufacturing method into Row explanation.In addition, the sheet metal manufactured by molding machine is not limited to finished goods, can also be half handled by other manufacturing devices Finished product.It can be made of various metal or metal alloy the molding metal material of molding machine.As metal material or metal alloy, example Stainless steel (SUS), aluminium, iron, zinc, ormolu can such as be used.
In some cases, elasticity is showed after metal material is molded by molding machine, but not limited to this.Additional or alternative Any forms such as metal wire rod, metal foil, sheet metal may be used in ground, metal material.It is additional or alternatively, metal material Cross sectional shape can be circle, triangle, rectangle or other polygons.Additional or alternatively, metal material can be long Strip is cut off, solid piece in molding machine.
The sheet metal obtained from metal material can be various parts according to embodiment.For example, sheet metal can be machinery The component of component, electric component, decorative element or type in addition to this.As mechanical part, drawing is instantiated as described above The stopping tine of chain pull head, but not limited to this, can also be aircraft, automatic carriage, automatic tricycle, automatic two wheel The structural member (such as various metal frameworks) of the various moving bodys such as vehicle, ship, submarine, the structural member of various manufacturing devices, The toys such as doll, other kinds of article.As electric component, such as can be the various terminals such as connection terminal, electrode terminal Component or other distribution components.
For convenience of description, it is drawn to manufacture being molded and being cut off by the metal material for being used as sheet metal by molding machine below One non-restrictive example of the stopping tine of chain pull head illustrates.Metal material is strip, from reel (not shown) to It sends out in downstream side.Metal material has malleability and ductility, by the way that the molding in the molding machine in the downstream side of reel is arranged, along mandrel Peripheral surface bending.Metal material restores original-shape, but is to maintain the shape of bending.It is cut using the cutter for being assembled in molding machine Disconnected metal material, to obtain sheet metal.The stopping tine of slider for slide fastener is not limited to the shape of illustrated example, and it is each that other may be used Kind shape.Those skilled in the art can design the periphery of mandrel as necessary according to the shape of required stopping tine The stamping surface of face and punch.
Fig. 1 is the skeleton diagram of the system 99 for the molding machine 92 for including the present invention.In the press machine 91 of upstream side, by conduct The metal material 80 of metal plate carries out shearing in its width direction both sides.In the molding machine 92 in downstream side, gold will be used as The metal material 80 for belonging to tablet is molded and cuts off.Stop tine 70 as a result, being produced as sheet metal.Stopping tine 70 can be with It is assembled into slider body by arbitrary various methods.
Shearing is carried out by press machine 91 from the metal material 80 of reel submitting (not shown).Press machine 91 using one with On punch metal material 80 is punched.Press machine 91 includes more than one mould and more than one punch.Mould or punch Shape is suitably assigned, by 80 shearing of metal material at required shape.In some cases, pass through including illustrated example Press machine 91 forms recess portion in the width direction both sides of metal material 80.Recess portion can be in the width direction both sides of metal material 80 with phase Same mode is arranged.The width direction of metal material 80 is orthogonal with the length direction of metal material 80 and thickness direction.Metal material 80 It is consistent that length direction flows to the direction of molding machine 92 with metal material 80 from press machine 91.The thickness direction of metal material 80 can be with The orthogonal direction of a pair of of flat surface that metal material 80 has.
As shown in Figure 1, being fed into the metal material 80 of molding machine 92 by the type structure of each unit length 80U from press machine 91 Part (Japanese:パ タ ー Application) mutually continuously form.In unit length 80U, metal material 80 includes upstream side end 81, downstream side Narrow width part 83, upstream side end 81 between portion 82, upstream side end 81 and end of downstream side 82 and the width between narrow width part 83 Wide width part 85 between width portion 84 and end of downstream side 82 and narrow width part 83.Wide width part 84 is located at the upstream side of wide width part 85. As described above, though be only limited to the stopping tine of slider for slide fastener from the shape for the sheet metal that metal material 80 obtains if deposit In various examples.Therefore, the explanation of this section is construed as, to be suitable for manufacture as the stopping pawl of some non-restrictive example The mode of component carries out shearing by press machine 91 to metal material 80.Obviously, it is contemplated that by press machine 91 by metal material 80 shearings are at other shapes.In addition, end 81,82 is same as narrow width part 83, width is narrower than wide width part 84,85.Also can It is enough that upstream side end 81 and end of downstream side 82 are known as first and second end respectively.It also can be respectively by wide width part 84,85 Referred to as first and second wide width part.
The molding and cut-out carried out by the molding machine 92 being described in detail below, gold is continuously discharged by metal material 80 Belong to the stopping tine 70 in piece, i.e. illustrated example.In addition, when the part of this unit length 80U being molded by molding machine 92 End 82 in the part of unit length 80U, be by by molding machine 92 by upper primary unit length 80U The free end for cutting off metal material 80 during part is molding and generating.Start this unit length in molding machine 92 When the part molding of 80U, the end of the unit length 80U of the end 81 and a upstream side that are included in unit length 80U 82 connections.When this is molded, molding machine 92 cuts off the end 81 with end 82, and thus end 81,82 becomes free end. Meanwhile by molding machine 92 from metal material 80 cut out with as this molding part of unit length 80U of object it is corresponding or with Its identical sheet metal.
Fig. 2 is by the molding exemplary summary side elevation for stopping tine 70 as sheet metal of molding machine 92. Fig. 3 is to carry out the molding approximate stereogram as the stopping tine 70 of non-limiting semi-finished product in the process by molding machine 92.From Fig. 2 and Fig. 3 forms end bending part 86 it is found that molding by being carried out by molding machine 92 between end 81 and wide width part 84, End bending part 87 is formed between end 82 and wide width part 85, and U-bend folding part 88 is formed in narrow width part 83.By by molding machine 92 moldings carried out, also form arcuation bending part 89m in wide width part 85, arcuation bending part 89n are also formed in wide width part 84.From stopping Conveying direction of itself None- identified of claw stop component 70 as the metal material 80 of its base material.But according to the gold described referring to Fig.1 Belong to the conveying direction of material 80, end bending part 86 is located at the upstream side of end bending part 87.It is curved that arcuation bending part 89m is located at arcuation The downstream side of folding part 89n.The width of end 81,82 and narrow width part 83 is narrow, is to be easy to be formed in metal material 80 Bending part 86,87,88.Based on above-mentioned viewpoint, including illustrated example in some cases, in order to form more than one bending Portion, metal material 80 can have more than one narrow width part.The number of narrow width part, position, length can according to embodiment and Change.
Fig. 4 how is indicated through molding machine 92 by 80 molding outline process chart of metal material.In Fig. 4 (a), by metal The narrow width part 83 of material 80 is bent smaller, is formed in narrow width part 83 and is bent smaller U-bend folding part 88.In addition, by wide width part 84 It bends smaller, arcuation bending part 89n is formed in wide width part 84.In Fig. 4 (b), arc is formed in the wide width part 85 of metal material 80 Shape bending part 89m, and end bending part 87 is formed near the end of metal material 80 82.In Fig. 4 (c), in metal material The boundary of 80 unit length 80U cuts off metal material 80.In Fig. 4 (d), the end for the metal material 80 being cut off when this is molded Portion 81 is formed about end bending part 86.In Fig. 4 (e), the established bending for bending smaller U-bend folding part 88 before being allowed to Degree increases, and is as a result formed and bends larger U-bend folding part 88.In addition, when stopping tine 70 is discharged from molding machine 92, stop The shape shown in Fig. 4 (e) deforms tine 70 due to its elasticity, between arcuation bending part 89m and arcuation bending part 89n Interval can increase.
Fig. 5 is the skeleton diagram for the outline structure for indicating molding machine 92.Molding machine 92 includes mandrel 110, mandrel supporting part 120, punch 130, cutter 140, supply part 150, controller 170 and driving source 174.It is configured in the periphery of mandrel 110 There is the supply part 150 of 130, cutters 140 of multiple punches and metal material.In some cases, the core of molding machine 92 Axis 110, punch 130, cutter 140 are movable members.In some cases, it is that movable member sum is below to be provided with number Multiple driving sources 174.Omit the diagram for the power transfer mechanism being arranged between driving source 174 and movable member.
Metal material 80 is configured on the peripheral surface of mandrel 110.Including illustrated example, in some cases, mandrel 110 is column Shape component, e.g. metal cylindrical part, but not limited to this.In addition, mandrel 110 has one axially extended Above mandrel protrusion 30.Mandrel protrusion 30 is axially extending can be consistent with the length direction of mandrel 110.Mandrel 110 has The periphery of more than one bending part is formed by being suitable for the co-operating by mandrel 110 and punch 130 in metal material 80 Face.
There is mandrel supporting part 120 space axially extended, bearing to be inserted into or configure the mandrel in space 110.Mandrel supporting part 120 is, for example, metal cartridge.In some cases, it from the end on observation of mandrel 110, delimit The inner circumferential facial contour in the space of mandrel supporting part 120 is similar to the periphery facial contour of mandrel 110.Delimit mandrel supporting part 120 The inner circumferential facial contour in space, in order to allow the axial movement of mandrel 110 and more slightly larger than the periphery facial contour of mandrel 110.
Mandrel 110 can by from mandrel supporting part 120 it is outstanding in a manner of positioned.In some cases, 110 energy of mandrel It is enough relatively to be moved relative to mandrel supporting part 120.Alternative or additionally, mandrel supporting part 120 can be relative to mandrel 110 relatively move.
In some cases, as punch 130, it is being provided with first to fourth punch 131~134 including illustrated example.It can First, second and the 4th punch 131,132,134 is omitted to imagine, and is provided only with the form of third punch 133.The first, Second, third and the 4th be element for same name, be additional in order to distinguish punch here, if do not distinguished Necessity or this necessity are very low, omit.
Each punch 130 is arranged in the periphery of mandrel 110, to be cooperateed with the peripheral surface of mandrel 110 in the formation of metal material 80 The mode of more than one bending part acts.Third punch 133 is arranged to clip metal material 80 between cutter 140 at it, And it is acted in the following manner:For the metal material 80 cut off by cutter 140 and on mandrel 110, with mandrel 110 Peripheral surface cooperate with and form more than one bending part 86.First, second and the 4th punch 131,132,134 be arranged in third Between punch 133 and cutter 140.That is, including illustrated example in some cases, third punch 133 and cutter 140 it Between be provided with multiple punches.
Each punch 130 is moved towards mandrel 110, metal material 80 of the pressing configuration on the peripheral surface of mandrel 110.By Pressurize to metal material 80 between punch 130 and mandrel 110, by metal material 80 be shaped to the peripheral surface of mandrel 110 and/or The corresponding shape of stamping surface of punch 130.As a result, forming more than one bending part in metal material 80.Bending part can be with It is with the part of any angle bending other than 180 degree.Bending part may include V-arrangement, U-shaped, C-shaped, short ridged, steep The various bending shapes such as high and steep ridged.Including illustrated example, in some cases, the stamping surface of punch 130 can be mandrel 110 The end face of the punch 130 of side, the i.e. face opposite with mandrel 110.
In the example of patent document 1, the first punch is provided with the blade for cutting off material, and pass through first The co-operating of punch and mandrel bends material.The cut-out and bending of material are carried out by the first punch.Cut-out and it is curved Metal material is driven by the first punch to same direction when folding, it is thus possible to ensure the front end of stopping leaf spring with being unable to fully Formed precision.
In the present invention, metal material 80 is clipped between punch 133 and cutter 140.Punch 133 carries out in the following manner Action:For the metal material 80 cut off by cutter 140 and on mandrel 110, cooperateed with the peripheral surface of mandrel 110 to be formed More than one bending part 86.Cutter 140 is towards first direction and the punch 133 of metal material 80 towards the second of metal material 80 Direction is inconsistent, including illustrated example, in some cases, the direction of travel of the two is opposite.Thereby, it is possible to than patent document 1 Situation further increases the formed precision of metal material 80.
Including illustrated example in some cases, punch 130 on one side be guided cylinder 160 guiding on one side towards mandrel 110 shifting It is dynamic.Punch 130 is due to the power being supplied to from such as motor of driving source 174 via power transfer mechanism correspondingly close to mandrel 110 or separate mandrels 110.Motor can be the stepping motor controlled with pulse signal.Driving source 174 is not limited to electronic Machine can also be other driving sources such as engine.Power transfer mechanism can convert the rotary force generated by driving source 174 At any mechanism of the linear motion of punch.Power transfer mechanism for example may include the combination of pinion gear and rack, crank machine Structure or other arbitrary mechanisms.Punch 130 is known as Working position near the position of mandrel 110, punch 130 is farthest away from mandrel 110 position is known as retreating position.
Cutter 140 is acted in a manner of cutting off metal material 80.Cutter 140 be guided on one side cylinder 160 guiding, on one side because From such as motor of driving source 174 via the power that power transfer mechanism is supplied to and correspondingly in retreating position and off-position Between move back and forth.As described above, driving source 174 and power transfer mechanism can use various forms according to embodiment. When cutter 140 is located at off-position, metal material 80 is cut off using the point of a knife 146 of cutter 140.In some cases, it cuts Cutter 140 cuts off metal material 80 on the boundary of the unit length 80U of metal material 80 as described above.
Including illustrated example in some cases, cutter 140 be configured to when cutting off metal material 80 push mandrel 110 on The part of metal material 80, the end 81 in illustrated example.End 81 in the part of metal material 80 on mandrel 110, illustrated example It is moved in a manner of making it away from mandrel 110 cutter 140.As illustrated, the end 81 of metal material 80 can be cut Cutter 140 pushes top to.The reliability of the cut-out of metal material 80 can be improved, and is also most suitable for the molding of metal material 80.
The execution of controller 170 makes configuration be moved at the time of appropriate in each punch 130 and cutter 140 of 110 periphery of mandrel Dynamic control.For example, controller 170 provides instruction to driving source 174.Driving source 174 is given birth to according to the instruction from controller 170 At the power of specified amount.The power generated by driving source 174 is delivered to punch 130 via power transfer mechanism, makes punch 130 It is mobile.Cutter 140 is similarly correspondingly moved because of the power from driving source 174.
Control of each punch 130 based on controller 170, Working position is moved at the time of appropriate from retreating position.This Outside, control of each punch 130 based on controller 170, retreating position is moved at the time of appropriate from Working position.Cutter 140 controls based on controller 170, off-position is moved at the time of appropriate from retreating position.Cutter 140 is based on control The control of device 170, retreating position is moved at the time of appropriate from off-position.
Controller 170 may include sequencer.Controller 170 can be appropriate by hardware, software or combination thereof Ground is constituted.Hardware may include CPU, memory, bus, I/O circuits, interface circuit, image processing circuit, image display device Deng.Software may include the more than one program that can be executed by CPU.
Supply part 150 includes the first mould 151 and the second mould 152.Metal material 80 passes through the first mould 151 and the second mould 152 Between gap be fed on mandrel 110.80 not shown supply unit of metal material, for example roll-to-roll conveying device are from volume Cylinder is sent out and is transported to downstream side.
Including illustrated example in some cases, in order to realize being operated alone and being provided with for each punch for punch 130 130 generate multiple driving sources 174 of separate power.Equally, multiple power that separate power is transmitted for each punch 130 are provided with Transmission mechanism.Including illustrated example in some cases, for 133 He of third punch being arranged in a manner of clipping metal material 80 Cutter 140, using shared driving source 174 and power transfer mechanism, but not limited to this.The meaning of this point can be based on It is aftermentioned to illustrate to more fully understand.
Fig. 6 is the approximate stereogram of the end for the mandrel 110 for being supplied to metal material 80.Mandrel 110 include mandrel main body 10, And from the end face 10s of mandrel main body 10 axially mandrel protrusion 30 outstanding.Metal material 80 configures in mandrel main body 10 And/or in mandrel protrusion 30.Including illustrated example, in some cases, mandrel protrusion 30 proceeds as follows action:Pass through The co-operating of itself and more than one punch 130 forms U-bend folding part 88 in metal material 80, and in metal material 80 More than one end 81 forms more than one end bending part 86.It can ensure mandrel protrusion 30 and/or be provided with mandrel Enough sizes of the core component of protrusion 30, improve its durability.
As shown in fig. 6, mandrel 110 includes the of the first face 111, the second face 112, the first face 111 of connection and the second face 112 Three faces 113 and (facing the side opposite with third face 113) fourth face 114 in the opposite side in third face 113 is set.? On first face 111 of mandrel 110, wide width part 84 is molded and/or is bent by the first punch 131.In the second face of mandrel 110 On 112, wide width part 85 and end 82 are molded and/or are bent by the second punch 132.On the third face 113 of mandrel 110, By first and the 4th punch 131,134 narrow width part 83 is molded and/or is bent.On the fourth face 114 of mandrel 110, pass through End 81 is molded and/or is bent by third punch 133.The first, third and fourth face 111,113,114 is present in mandrel protrusion 30.Second face 112 is not in mandrel protrusion 30.In other words, mandrel protrusion 30 have first, third and fourth face 111,113, 114, do not have the second face 112.
Mandrel protrusion 30 has the extended in a manner of axially intersecting with the end face 10s of mandrel main body 10 or is orthogonal Five faces 35.5th face 35 has to be bent larger U-bend folding part 88 and makes punch 130 the (the in illustrated example the 4th along in order to be formed Punch 134) from retreating position close to the region that the moving direction of Working position extends.5th face 35 be in metal material 80 at The concavity for interfering or interfering slightly does not occur for the wide width part 85 after type.
As can be seen from Figure 6, in some cases, mandrel protrusion 30 includes the core 38 for being used to form U-bend folding part 88, is used for It forms the wall portion 37 of end bending part 86 and connects the middle part 36 of core 38 and wall portion 37.Including the certain of illustrated example In the case of, mandrel protrusion 30 is provided with the recess portion being recessed upward.Including illustrated example, in some cases, the first face 111 is Upper surface, second to fourth face 112,113,114 is side.
Fig. 7 is the cutter 140 and punch for indicating to be arranged in such a way that metal material 80 to be clipped in the middle in molding machine 92 133 approximate stereograms being concatenated.Fig. 8 is indicated in molding machine 92 in the connecting member of connection cutter 140 and punch 133 180 are provided with the skeleton diagram of the recess portion 183 for avoiding interfering with mandrel 110.
In the present invention, third punch 133 and cutter 140 are configured in a manner of clipping metal material 80.Including diagram In some cases, the configuration of third punch 133 is in (device 140 to be cut cut off or have been switched off) metal material 80 for example The top of place of incision, cutter 140 are configured in the lower section of the place of incision of metal material 80.It is also contemplated that by third punch 133 configurations are in lower section, another example of the configuration of cutter 140 above.First direction of the cutter 140 towards metal material 80 The second direction (the second direction of travel) of (the first direction of travel) and punch 133 towards metal material 80 is inconsistent, including diagram In some cases, the direction of travel of the two is opposite for example.Thereby, it is possible to further increase metal material than the case where patent document 1 80 formed precision.As option, in the present invention, using shared driving between third punch 133 and cutter 140 Source 174 and power transfer mechanism.Allow to be omitted or simplified to drive cutter 140 and add required driving source 174 as a result, And power transfer mechanism.Including illustrated example, in some cases, first direction is the direction along vertical direction upward. Allow the place of incision for making metal material 80 far from mandrel 110 as a result,.For example can be along the direction of vertical direction upward From ground facing towards the direction at any angle between the 0 of sky ° and 180 °.However, in some cases, along vertical direction court Direction upward can be the direction extended in a manner of 135 ° of angles below more than at 45 ° relative to ground.
From Fig. 7 and Fig. 8 it is found that including illustrated example, in some cases, punch 133 and cutter 140 can be because coming from The power of shared driving source 174 and to correspondingly same direction displacement.In addition, from Fig. 7 and Fig. 8 it is found that including illustrated example In some cases, punch 133 and cutter 140 can mechanically link via more than one connecting member 180.Punch 133 and cutter 140 mechanically to link can be that punch 133 and cutter 140 are directly connected by more than one connecting member 180 Any in the form that the form and punch 133 of knot and cutter 140 are linked indirectly by more than one connecting member 180 Side or both sides.
From Fig. 7 and Fig. 8 it is found that including illustrated example, in some cases, molding machine 92 includes:First installing component 191, Its distal end section 142 with cutter 140 combines or chimeric, which is located at the peri position end of 110 side of mandrel 141 opposite side;And second installing component 192, it is combined with the distal end section 133q of punch 133 or chimeric, the amphi position end Portion 133q is located at the opposite side of the peri position end 133p of 110 side of mandrel.Connecting member 180 links 191 He of the first installing component Second installing component 192.Punch 133 and cutter 140 can be linked in a manner of space-efficient in molding machine 92.First and The concrete shape of two installing components 191,192 is various, is not limited to illustrated example.
Including illustrated example in some cases, the recess portion and the first installing component of the distal end section 142 of cutter 140 191 the first protrusion 191m is chimeric.The protrusion 192g of the recess portion of the distal end section 133q of punch 133 and the second installing component 192 It is chimeric.The recess portion of the first end 181 of connecting member 180 is chimeric with the second protrusion 191n of the first installing component 191, this second Protrusion 191n is not the component chimeric with the recess portion of the distal end section of cutter 140 142.The second end 182 of connecting member 180 Recess portion it is chimeric with the protrusion 192g of the second installing component 192, protrusion 192g is recessed with the distal end section 133q of punch 133 The chimeric component in portion.Including illustrated example, in some cases, the first installing component 191 is lower mounting member, second installs Component 192 is top installing component.Cutter 140, punch 133, connecting member 180 are respectively in the upper and lower along vertical direction It upwardly extends.It is also contemplated that be provided with protrusion in cutter 140, punch 133, connecting member 180, installing component 191, 192 are provided with another example of recess portion.
From Fig. 7 and Fig. 8 it is found that including illustrated example in some cases, punch 133, cutter 140 and connecting member 180 be flat-shaped part.Including illustrated example, in some cases, punch 133 and cutter 140 are layered in connecting member 180 On.Punch 133 and cutter 140 can be linked in a manner of space-efficient in molding machine 92.
From Fig. 7 and Fig. 8 it is found that including illustrated example, in some cases, connecting member 180 has for avoiding and mandrel 110 recess portions 183 interfered.Punch 133 and cutter 140 can be linked in a manner of space-efficient in molding machine 92.
In the following, being illustrated to the action as a non-restrictive example of molding machine 92 with reference to Fig. 9 to Figure 18.Fig. 9 is Indicate the schematic diagram of the action of molding machine 92, it is schematically shown by the co-operating of mandrel 110 and the first punch 131 come shape At the smaller U-bend folding part 88 of bending.Figure 10 be indicate to be formed in metal material 80 by the action of Fig. 9 of molding machine 92 it is curved Roll over the skeleton diagram of smaller U-bend folding part 88.
From Fig. 9 and Figure 10 it is found that metal material 80 across the first mould 151 of supply part 150 and the second mould 152 between Metal material 80 is supplied on mandrel 110 by gap.Metal material 80 is fed into outstanding from the end face 120s of mandrel supporting part 120 On the end of mandrel 110.The metal material 80 on mandrel 110 is fed into before being pressed by the first punch 131, in mandrel 110 On flatly linearly configure.Power of first punch 131 because carrying out the first driving source 174 that free controller 170 controls And it is moved correspondingly towards mandrel 110.When the first punch 131 reaches Working position, metal material 80 is in the first punch 131 and core It is pressurized and is bent between axis 110, formed in metal material 80 and bend smaller U-bend folding part 88.First punch 131 rushes Pressure surface is arranged to opposite with the first face 111 of mandrel 110 and third face 113 when the first punch 131 is located at Working position.It will The bending of metal material 80 is until the end of metal material 80 82 and the contact of mandrel main body 10.It is fed into mandrel in metal material 80 When on 110, mandrel 110 highlights length L1 from the end face 120s of mandrel supporting part 120.Second to the 4th punch 132~134 And cutter 140 is located at retreating position.
Figure 11 is the schematic diagram for the action for indicating molding machine 92, it is schematically shown passes through mandrel 110 and first and second The co-operating of punch 131,132 forms arcuation bending part 89m and end bending part 87.Figure 12 is indicated through molding machine 92 Figure 11 action and the skeleton diagram of arcuation bending part 89m and end bending part 87 is formed in metal material 80.After the first punch After 131, the second punch 132 is due to carrying out the power for the second driving source 174 that free controller 170 controls correspondingly towards mandrel 110 movements.When the second punch 132 reaches Working position, metal material 80 is pressurized between the second punch 132 and mandrel 110 And be bent, arcuation bending part 89m and end bending part 87 are formed in metal material 80.The stamping surface of second punch 132 is set The second face 112 being set to when the second punch 132 is located at Working position with mandrel 110 is opposite.
Figure 13 is the schematic diagram for the action for indicating molding machine 92, it is schematically shown is cut by the action of cutter 140 Disconnected metal material 80.Figure 14 is to indicate the action by Figure 13 of molding machine 92 to cut off the skeleton diagram of metal material.After the second punch After 132, cutter 140 is due to carrying out the power for the third driving source 174 that free controller 170 controls correspondingly along vertical direction And/or it is moved upward.With the third punch 133 that cutter 140 mechanically links also towards direction identical with cutter 140 It is mobile.When cutter 140 reaches off-position, metal is cut off on the boundary of adjacent unit length 80U by cutter 140 Material 80.The end of metal material 80 on the mandrel 110 in the downstream side of the off-position of metal material 80 due to cutter 140 from Mandrel 110 slightly upward move by orientation.Cutter 140 returns to retreating position after cutting off metal material 80.In addition, the second punch 132 also return to retreating position.
Figure 15 is the schematic diagram for the action for indicating molding machine 92, it is schematically shown passes through mandrel 110 and first and third The co-operating of punch 131,133 forms end bending part 86.Figure 16 is indicated by the action of Figure 15 of molding machine 92 The skeleton diagram of end bending part 86 is formed in metal material 80.Cutter 140 cut off metal material 80 after, third punch 133 because Carry out (being shared with the cutter 140) power of third driving source 174 that free controller 170 controls and correspondingly along vertical direction And/or it moves downwards.With the cutter 140 that third punch 133 mechanically links also towards side identical with third punch 133 To movement.When third punch 133 reaches Working position, metal material 80 is pressurized simultaneously between third punch 133 and mandrel 110 It is bent, forms end bending part 86 in metal material 80.Third punch 133 has protrusion 133f, protrusion 133f and mandrel Metal material 80 (end 81) is clipped between 110 fourth face 114.The stamping surface of third punch 133 is arranged in third punch 133 be located at it is opposite with fourth face 114 when Working position.In addition, the wide width part 84 of metal material 80 is in third punch 133 and mandrel It is pressurized and is bent between 110, the arcuation bending part 89n of wide width part 84 is further bent.
(in illustrated example, cutter 140 cuts off metal material 80, and then third is rushed after the cut-out metal material 80 of cutter 140 After first 133 pairs of metal materials 80 are molded and are bent), adjust the overhang outstanding from mandrel supporting part 120 of mandrel 110. Specifically, executing movement and/or mandrel supporting part 120 of the mandrel 110 relative to mandrel supporting part 120 relative to mandrel 110 Movement.From the comparison of Figure 16 and Figure 18 it is found that mandrel 110 highlights length from from the end face 120s of mandrel supporting part 120 The state of L1 changes to the state for highlighting length L2 from the end face 120s of mandrel supporting part 120.Length L2 is less than length L1. In some cases, length L2 is the half or so of length L1.Corresponding, the metal material 80 on mandrel 110 is (from metal material 80 sheet metals cut out) it is moved in the mandrel protrusion 30 of the first core component 10.It is contemplated that with mandrel 110 is changed from mandrel Supporting part 120 plays the method other than overhang outstanding and is moved to metal material 80 in the mandrel protrusion 30 of first core component 10 Another example.
Figure 17 is the schematic diagram for the action for indicating molding machine 92, it is schematically shown by mandrel 110 and first, third and The co-operating of 4th punch 131,133,134 bends larger U-bend folding part 88 to be formed.Figure 18 is to indicate to pass through molding machine The action of 92 Figure 17 and in metal material 80 formed bend larger U-bend folding part 88 skeleton diagram.After third punch 133 it Afterwards, the 4th punch 134 because come free controller 170 control the 4th driving source 174 power due to correspondingly towards mandrel 110 Mandrel protrusion 30 moves.When the 4th punch 134 reaches Working position, metal material 80 is in the 4th punch 134 and mandrel protrusion 30 Between be pressurized and be bent, formed in metal material 80 and bend larger U-bend folding part 88.The stamping surface of 4th punch 134 The 5th face 35 being arranged to when the 4th punch 134 is located at Working position with mandrel protrusion 30 is opposite.
Including illustrated example, in some cases, then, mandrel 110 and/or mandrel supporting part 120 are so that mandrel 110 Mandrel protrusion 30 is not moved from the end face 120s modes outstanding of mandrel supporting part 120.It is decontroled as a result, from mandrel 110 and stops pawl Component 70 makes it be fed into safe deposit box or bag via or without not shown discharge path.
Including illustrated example in some cases, close in order to cut out sheet metal (upper the one of molding machine 92 from metal material 81 In secondary forming process) and the position of the end 82 of metal material 80 that is cut off by cutter 140, metal material 80 part Bending part (arcuation bending part 89m), be in order to cut out including bending part 89m sheet metal (molding machine 92 this at During type) and cut off what metal material 80 was formed before by cutter 140.By the second punch 132 by metal material 80 to During 112 side of the second face pressing of mandrel 110, new metal material 80 can be made to be flowed into molding machine 92.It can keep away Exempt from or inhibit the length of the sheet metal cut out from metal material 80 to become shorter than design length.
Based on above description, also disclose in the present specification invention involved by the forming method of following metal material, And the invention involved by the manufacturing method of the stopping tine of slider for slide fastener.
A kind of forming method of metal material, including:
Process metal material 80 being supplied on the peripheral surface of mandrel 110;
Cutter 140 is set to move the process to cut off metal material 80 along a first direction;And
So that punch 133 is moved along the second direction opposite with first direction, for cut off by cutter 140 and be located at core Metal material 80 on axis 110 is cooperateed with the peripheral surface of mandrel 110 to form more than one bending part 86 by the punch 133 Process.
A kind of manufacturing method of the stopping tine of slider for slide fastener, including:
It will be supplied on the peripheral surface of mandrel 110 as the metal material 80 of the base material of the stopping tine 70 of slider for slide fastener Process;
Cutter 140 is set to move the process to cut off metal material 80 along a first direction;And
So that punch 133 is moved along the second direction opposite with first direction, for cut off by cutter 140 and be located at core Metal material 80 on axis 110 is cooperateed with the peripheral surface of mandrel 110 to form more than one bending part 86 by the punch 133 Process.
Fig. 9, Figure 13, Figure 15 clearly illustrate the system of the forming method of metal material and the stopping tine of slider for slide fastener The each process for making each method in method, the explanation being associated with is as described above, be omitted repeat description.
It can apply various changes to each embodiment as those skilled in the art based on above-mentioned teaching.It is documented in power Reference numeral in sharp claimed range is only used for referring to, and is not intended to limited interpretation right and reference.

Claims (13)

1. a kind of molding machine, which is characterized in that have:
Mandrel (110) configures metal material (80) on its peripheral surface;
Cutter (140) is acted in a manner of cutting off the metal material (80);And
At least one punch (133), is arranged in a manner of clipping the metal material (80) between the cutter (140), And it is acted in the following manner:For the gold cut off by the cutter (140) and on the mandrel (110) Belong to material (80), is cooperateed with the peripheral surface of the mandrel (110) to form more than one bending part (86).
2. molding machine according to claim 1, it is characterised in that:
The punch (133) and the cutter (140) are based on the power from shared driving source (174) to same direction position It moves.
3. molding machine according to claim 1 or 2, it is characterised in that:
The punch (133) and the cutter (140) mechanically link via more than one connecting member (180).
4. molding machine according to claim 3, which is characterized in that be also equipped with:
First installing component (191), with the combination of the distal end section (142) of the cutter (140) or chimeric, the cutter (140) distal end section (142) is located at the opposite side of the peri position end (141) of the mandrel (110) side;And
Second installing component (192), with the combination of the distal end section (133q) of the punch (133) or chimeric, the punch (133) Distal end section (133q) be located at the mandrel (110) side peri position end (133p) opposite side.
5. molding machine according to claim 4, it is characterised in that:
The connecting member (180) links first installing component (191) and second installing component (192).
6. molding machine according to claim 3, it is characterised in that:
The punch (133), the cutter (140) and the connecting member (180) are flat-shaped parts.
7. molding machine according to claim 3, it is characterised in that:
The connecting member (180) has the recess portion (183) for avoiding interfering with the mandrel (110).
8. a kind of forming method of metal material, which is characterized in that including:
Process metal material (80) being supplied on the peripheral surface of mandrel (110);
Cutter (140) is set to move the process to cut off the metal material (80) along a first direction;And
So that punch (133) is moved along second direction opposite to the first direction, is cut off for by the cutter (140) And the metal material (80) on the mandrel (110), pass through the peripheral surface of the punch (133) and the mandrel (110) The process for cooperateing with to form more than one bending part (86).
9. the forming method of metal material according to claim 8, it is characterised in that:
The punch (133) and the cutter (140) are based on the power from shared driving source (174) to same direction position It moves.
10. the forming method of metal material according to claim 8 or claim 9, it is characterised in that:
The first direction is the direction along vertical direction upward.
11. a kind of manufacturing method of the stopping tine of slider for slide fastener, which is characterized in that including:
The peripheral surface of mandrel (110) will be supplied to as the metal material (80) of the base material of the stopping tine (70) of slider for slide fastener On process;
Cutter (140) is set to move the process to cut off the metal material (80) along a first direction;And
So that punch (133) is moved along second direction opposite to the first direction, is cut off for by the cutter (140) And the metal material (80) on the mandrel (110), pass through the peripheral surface of the punch (133) and the mandrel (110) The process for cooperateing with to form more than one bending part (86).
12. the manufacturing method of the stopping tine of slider for slide fastener according to claim 11, it is characterised in that:
The punch (133) and the cutter (140) are based on the power from shared driving source (174) to same direction position It moves.
13. the manufacturing method of the stopping tine of slider for slide fastener according to claim 11 or 12, it is characterised in that:
The first direction is the direction along vertical direction upward.
CN201710253645.XA 2017-04-18 2017-04-18 Molding machine, method for molding metal material, and method for manufacturing stop claw member Active CN108723239B (en)

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TW106122969A TWI649135B (en) 2017-04-18 2017-07-10 Forming machine, forming method of metal material, and manufacturing method of stop hook member

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JP2002171725A (en) * 2000-12-01 2002-06-14 Mitsubishi Electric Corp Manufacturing method for laminated core, and metal mold apparatus to be used for its manufacture
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CN102361707A (en) * 2009-03-24 2012-02-22 标致·雪铁龙汽车公司 Pressing equipment for trimming and flanging a single sheet metal edge in a single operation, and method using such equipment
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