CN110421059A - A kind of numerical control character enclosing machine hole punched device - Google Patents

A kind of numerical control character enclosing machine hole punched device Download PDF

Info

Publication number
CN110421059A
CN110421059A CN201910697558.2A CN201910697558A CN110421059A CN 110421059 A CN110421059 A CN 110421059A CN 201910697558 A CN201910697558 A CN 201910697558A CN 110421059 A CN110421059 A CN 110421059A
Authority
CN
China
Prior art keywords
punching
numerical control
formed punch
enclosing machine
mounting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201910697558.2A
Other languages
Chinese (zh)
Inventor
李远东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weifang Dongxin Intelligent Technology Co Ltd
Original Assignee
Weifang Dongxin Intelligent Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Weifang Dongxin Intelligent Technology Co Ltd filed Critical Weifang Dongxin Intelligent Technology Co Ltd
Priority to CN201910697558.2A priority Critical patent/CN110421059A/en
Publication of CN110421059A publication Critical patent/CN110421059A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/26Perforating, i.e. punching holes in sheets or flat 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
    • B21D28/24Perforating, i.e. punching holes
    • B21D28/34Perforating tools; Die holders
    • 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
    • B21D37/00Tools as parts of machines covered by this subclass
    • 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
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/20Storage arrangements; Piling or unpiling
    • 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
    • B21D45/00Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/04Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations

Abstract

The invention discloses a kind of numerical control character enclosing machine hole punched devices, the device is driven using stepper motor, multi link reinforcement structure, keep punching quick, reliably, it is convenient to use, by this equipment in conjunction with traditional character enclosing machine, primary property material strip punching and fluting can be completed on character enclosing machine, speed is fast, punching position control is accurate, hole forming is accurate, one-off hole-piercing is formed without secondary operation, to increase substantially efficiency, reduce cost of labor, the hole punched device structure is simple, it is reliable for operation, equipment volume is small, punching position can accurately be controlled, it can accomplish that speed is more acurrate fastly, to improve efficiency, reduce cost.

Description

A kind of numerical control character enclosing machine hole punched device
Technical field
The present invention relates to numerical control character enclosing machine fields, specifically relate to a kind of numerical control character enclosing machine hole punched device.
Background technique
Stereo luminous character is the current most common advertising carrier, and stereo luminous character includes color panel, bottom plate, three-dimensional surrounding edge It is constituted with internal luminous component, wherein most importantly three-dimensional surrounding edge.Surrounding edge is to be added by the material strip of long sheet via character enclosing machine It is made after work.Material strip is carried out milling operation by character enclosing machine as required, and to form fluting, material strip can be curved along fluting It is converted into angle, consequently facilitating bending material strip according to the requirement for forming solid figure, forms the arc side or angulation of vertical letters, and final structure At the three-dimensional surrounding edge of stereo luminous character.
The bottom plate for needing to fasten shape cooperation therewith after material strip bending fastens bottom plate and needs the punching on material strip in advance, with Facilitate and fixes bottom plate in material strip with rivet.The hole in technique and Equipment Foundations feeding band can not be preset at present, needs basis The shape that material strip surrounds determines the position of punching, so, the stereo luminous character of advertising sector production at present need to will be detained after material strip punching Bottom plate is closed, punching operation is the shape for forming rough three-dimensional surrounding edge after character enclosing machine fluting and curved arc in material strip, then basis Principle artificial selection punching position of the three-dimensional surrounding edge without interference, by manual punching nippers, pneumatically or electrically punching rifle is realized Punching.
This punch pattern common problem is that worker's operating efficiency is low, and artificial punching speed is slow, and manually selects It is often not accurate enough to select punching position, finds that punching position can not there are the interference of other positions of material strip again after often there is punching The problem of use, there is that artificial punching is time-consuming and laborious, human cost is high, seriously drags slow speed of production, reduces production efficiency, Increase cost.
The scheme for solving the problems, such as this there is no to occur currently on the market, character enclosing machine market needs one kind to be able to solve existing punching Low efficiency existing for mode, it is at high cost the problems such as, can one-pass molding be not necessarily to secondary operation character enclosing machine hole punched device.
Summary of the invention
It is an object of the invention to overcome the shortcoming of above-mentioned traditional technology, a kind of numerical control character enclosing machine punching dress is provided Set, can be installed on numerical control character enclosing machine, realize it is disposable complete punching and fluting, operating speed be fast, punching molding precisely, one It is secondary to be formed without secondary operation, to improve efficiency, reduce cost.
The purpose of the present invention is what is reached by following technical measures:
A kind of numerical control character enclosing machine hole punched device, including mounting rack, it is characterised in that: the mounting rack is equipped with punching driving dress It sets, punched feature and punching block, the punched feature includes formed punch and drift mounting seat, and the formed punch is installed on formed punch installation On seat, the punching block is equipped with punch pin through-bores and material strip through slot, and the punch pin through-bores pass perpendicularly through material strip through slot, the punching Head protrudes into punch pin through-bores far from one end of drift mounting seat, and the punching driving device drives punched feature towards punching block Straight reciprocating motion.
As a preferred embodiment, the formed punch includes formed punch tail end, plunger rod and the punch tip being wholely set, described Formed punch tail end diameter is greater than formed punch shank diameter, and the drift mounting seat is equipped with formed punch mounting groove, formed punch mounting groove cross section For T-type, the formed punch tail end is set in formed punch mounting groove.
As a preferred embodiment, the punch tip has and the inclined-plane that is obliquely installed, the inclined-plane and punch tip The joining place of outer peripheral surface is equipped with anticracking shock surface.Anticracking shock surface is plane or arcwall face, the width of anticracking shock surface be 0.1 to 1 millimeter.Anticracking shock surface touches the position of material strip first when being formed punch punching, although it is traditional such as the sharp tip of blade sample more Material strip is easily penetrated with less force degree, but its structure is thin, fragile, cracks after easily reusing very much, the service life is short, increases operation When loss and working hour, and anticracking shock surface of the invention use with one fixed width small area tip, have preferably knot Structure intensity can increase substantially the reliability of formed punch in the case where not increasing puncture resistance substantially, prolong the service life, from And loss when operation is substantially reduced, avoid the working hour cost of labor of frequently replacement formed punch.
As a preferred embodiment, the mounting rack is equipped with backing plate mounting base, and the punching block is pacified equipped with backing plate Tankage, the punching block are bolted in backing plate mounting base by backing plate mounting groove, and the punching block passes through backing plate mounting groove Adjust high and low position.
As a preferred embodiment, the one end of the punching block far from formed punch is recessed equipped with waste material, and the waste material is recessed and rushes Head through-hole connection.
As a preferred embodiment, the punching driving device includes slide rail pair, multi link step-up system and connecting rod driving Device, the slide rail pair include the sliding block and sliding rail being mutually slidably matched, and the punched feature is installed on sliding block, the connecting rod Driving device is sequentially connected by multi link step-up system and punched feature.
As a preferred embodiment, the driving rod drive includes stepper motor and speed reducer, the stepper motor with Speed reducer drive connection.
As a preferred embodiment, the multi link step-up system includes swing rod, intermediate connecting rod, first connecting rod and the second company Bar, the swing rod and driving rod drive are sequentially connected, and one end of described swing rod one end and middle brace rod is hinged, the centre The other end of connecting rod and first connecting rod and second connecting rod are hinged, and the other end of the first connecting rod is set in the first of mounting rack On hinge column, the other end and drift mounting seat of the second connecting rod are hinged.
As a preferred embodiment, the mounting rack is equipped with punching mounting base, and the sliding rail and the first hinge column are fixed It is installed in punching mounting base.
As a preferred embodiment, the punching mounting base is equipped with hinge column mounting hole, the first hinge column installation In in hinge column mounting hole, the punching mounting base be equipped with hinge column mounting hole vertically through fastening screw hole, it is described tight Gu being bolted with fastening bolt in screw hole, first hinge column is equipped with the anti-rotation binding groove cooperated with fastening bolt.
By adopting the above-described technical solution, compared with prior art, the invention has the advantages that
The invention discloses a kind of numerical control character enclosing machine hole punched device, which uses stepper motor driving, multi link reinforcement structure, Keep punching quick, reliable, convenient to use, by this equipment in conjunction with traditional character enclosing machine, primary property can complete material on character enclosing machine Band punching and fluting, speed is fast, and punching position control is accurate, and hole forming is accurate, and one-off hole-piercing is formed without secondary operation, thus It increasing substantially efficiency, reduces cost of labor, the hole punched device structure is simple, and it is reliable for operation, equipment volume is small, it can be accurately Punching position is controlled, can accomplish that speed is more acurrate fastly, to improve efficiency, reduce cost.
Present invention will be further explained below with reference to the attached drawings and specific embodiments.
Detailed description of the invention
Attached drawing 1 is a kind of schematic perspective view of numerical control character enclosing machine hole punched device of the present invention.
Attached drawing 2 is a kind of schematic perspective view of numerical control character enclosing machine hole punched device of the present invention.
Attached drawing 3 is a kind of schematic perspective view of numerical control character enclosing machine hole punched device of the present invention.
Attached drawing 4 is a kind of side view of numerical control character enclosing machine hole punched device of the present invention.
Attached drawing 5 is cross-sectional view at A-A in attached drawing 3.
Attached drawing 6 is the enlarged structure schematic diagram of formed punch in the present invention.
Attached drawing 7 is B-B direction cross-sectional view in attached drawing 6.
Attached drawing 8 is C direction view in attached drawing 6.
Specific embodiment
Embodiment: as shown in attached drawing 1 to 5, a kind of numerical control character enclosing machine hole punched device, including mounting rack 1, the mounting rack 1 It is equipped with punching driving device, punched feature 3 and punching block 4, the punched feature 3 includes formed punch 32 and drift mounting seat 31, the formed punch 32 is installed in drift mounting seat 31, and the punching block 4 is equipped with punch pin through-bores 41 and material strip through slot 42, The punch pin through-bores 41 pass perpendicularly through material strip through slot 42, and the formed punch 32 protrudes into punch pin through-bores far from one end of drift mounting seat 31 In 41, the punching driving device drives punched feature 3 towards 4 straight reciprocating motion of punching block.
As shown in attached drawing 6 to 8, the formed punch 32 includes formed punch tail end 321, plunger rod 322 and the formed punch point being wholely set Portion 323,321 diameter of formed punch tail end are greater than 322 diameter of plunger rod, and the drift mounting seat 31 is equipped with formed punch mounting groove 311, 311 cross section of formed punch mounting groove is T-type, and the formed punch tail end 321 is set in formed punch mounting groove 311.
As shown in attached drawing 6 to 8, the punch tip 323 has the inclined-plane 3231 being obliquely installed with 32 length direction of formed punch, The joining place on the inclined-plane 3231 and 323 outer peripheral surface of punch tip is equipped with anticracking shock surface 3232.Anticracking shock surface 3232 is flat Face or arcwall face, the width of anticracking shock surface 3232 are 0.1 to 1 millimeter.When anticracking shock surface 3232 is 32 punching of formed punch first Touch the position of material strip, it is traditional as although the sharp tip of blade sample is easier to penetrate material strip with less force degree, but its structure It is thin, fragile, it cracks after easily reusing very much, the service life is short, loss when operation and working hour are increased, and anticracking of the invention rushes Face 3232 is hit using the small area tip with one fixed width, there is better structural strength, perforation can not increased substantially The reliability of formed punch is increased substantially in the case where resistance, is prolonged the service life, so that loss when substantially reducing operation, avoids The working hour cost of labor of frequent replacement formed punch.
As shown in attached drawing 1 to 5, the mounting rack 1 is equipped with backing plate mounting base 5, and the backing plate mounting base 5 includes two solid Dingan County is equipped with backing plate mounting groove 44, the punching block 4 loaded on the flank mounting plate 51 on mounting rack 1, the punching block 4 It is bolted in backing plate mounting base 5 by backing plate mounting groove 44, the punching block 4 adjusts high-low-position by backing plate mounting groove 44 It sets.It is attached that the fixed bolt used is not shown in the figure.
The punching block 4 is equipped with waste material recessed 43 far from one end of formed punch 32, and the waste material recessed 43 connects with punch pin through-bores 41 It is logical.The mounting rack 1 is equipped with waste material through-hole 101, and the waste material through-hole 101 is located at recessed 43 lower section of waste material, and the punching of formed punch 32 produces Raw roundlet sheet waste material passes through waste material recessed 43 certainly and waste material through-hole 101 is fallen into below equipment, prevents waste material from putting aside shadow in equipment Ring operation.
As shown in attached drawing 1 to 5, the punching driving device 2 includes that slide rail pair 23, multi link step-up system 22 and connecting rod drive Dynamic device 21, the slide rail pair 23 include the sliding block 232 and sliding rail 231 being mutually slidably matched, the formed punch peace of the punched feature 3 Dress seat 31 is fixedly installed on sliding block 232, and the driving rod drive 21 is passed by multi link step-up system 22 and punched feature 3 Dynamic connection.
The driving rod drive 21 includes stepper motor 211 and speed reducer 212, the stepper motor 211 and speed reducer 212 transmission connections.
The multi link step-up system 22 includes swing rod 221, intermediate connecting rod 222, first connecting rod 223 and second connecting rod 224, The swing rod 221 is fixedly installed in driving rod drive 21 on the output shaft of speed reducer 212, and described 221 one end of swing rod is in Between connecting rod 222 one end it is hinged, the other end and the first connecting rod 223 and second connecting rod 224 of the middle brace rod 222 pass through It is hinged to be movably hinged column 226, the other end of the first connecting rod 223 is set on the first hinge column 225 of mounting rack 1, described The other end and drift mounting seat 31 of second connecting rod 224 are hinged.The first connecting rod 223 shares two, two first companies Bar 223 is set in 225 both ends of the first hinge column.222 section of intermediate connecting rod is H-shaped connecting rod, and H-shaped connecting rod strength is high, More resistant to impact, it is hardly damaged.
The mounting rack 1 is equipped with punching mounting base 102, and the sliding rail 231 and the first hinge column 225 are fixedly installed in punching In hole mounting base 102.
As shown in attached drawing 1 to 5, the punching mounting base 102 is equipped with hinge column mounting hole 1021, first hinge column 225 are installed in hinge column mounting hole 1021, the punching mounting base 102 be equipped with hinge column mounting hole 1021 vertically through Fastening screw hole 1022, fastening bolt is bolted in the fastening screw hole 1022, first hinge column 225 is equipped with and fastening The anti-rotation binding groove of bolt cooperation.It is attached that fastening bolt and anti-rotation binding groove is not shown in the figure.

Claims (10)

1. a kind of numerical control character enclosing machine hole punched device, including mounting rack, it is characterised in that: the mounting rack is equipped with punching driving dress It sets, punched feature and punching block, the punched feature includes formed punch and drift mounting seat, and the formed punch is installed on formed punch installation On seat, the punching block is equipped with punch pin through-bores and material strip through slot, and the punch pin through-bores pass perpendicularly through material strip through slot, the punching Head protrudes into punch pin through-bores far from one end of drift mounting seat, and the punching driving device drives punched feature towards punching block Straight reciprocating motion.
2. a kind of numerical control character enclosing machine hole punched device according to claim 1, it is characterised in that: the formed punch includes integrally setting Formed punch tail end, plunger rod and the punch tip set, the formed punch tail end diameter are greater than formed punch shank diameter, and the drift mounting seat is set There is formed punch mounting groove, formed punch mounting groove cross section is T-type, and the formed punch tail end is set in formed punch mounting groove.
3. a kind of numerical control character enclosing machine hole punched device according to claim 2, it is characterised in that: the punch tip have with The joining place of the inclined-plane being obliquely installed, the inclined-plane and punch tip outer peripheral surface is equipped with anticracking shock surface.
4. a kind of numerical control character enclosing machine hole punched device according to claim 1, it is characterised in that: the mounting rack is equipped with pad Plate mounting base, the punching block are equipped with backing plate mounting groove, and the punching block, which is bolted in backing plate by backing plate mounting groove, pacifies It fills on seat, the punching block adjusts high and low position by backing plate mounting groove.
5. a kind of numerical control character enclosing machine hole punched device according to claim 1, it is characterised in that: the punching block is far from punching One end of head is recessed equipped with waste material, and the waste material is recessed to be connected to punch pin through-bores.
6. a kind of numerical control character enclosing machine hole punched device according to claim 1, it is characterised in that: the punching driving device packet Slide rail pair, multi link step-up system and driving rod drive are included, the slide rail pair includes the sliding block and sliding rail being mutually slidably matched, The punched feature is installed on sliding block, and the driving rod drive is connected by multi link step-up system and punched feature transmission It connects.
7. a kind of numerical control character enclosing machine hole punched device according to claim 1, it is characterised in that: the driving rod drive packet Stepper motor and speed reducer are included, the stepper motor is connect with speed reducer drive.
8. a kind of numerical control character enclosing machine hole punched device according to claim 1, it is characterised in that: the multi link step-up system Including swing rod, intermediate connecting rod, first connecting rod and second connecting rod, the swing rod and driving rod drive are sequentially connected, the swing rod One end and one end of middle brace rod are hinged, and the other end and first connecting rod and second connecting rod of the middle brace rod are hinged, institute The other end for stating first connecting rod is set on the first hinge column of mounting rack, the other end and drift mounting seat of the second connecting rod Hingedly.
9. a kind of numerical control character enclosing machine hole punched device according to claim 8, it is characterised in that: the mounting rack is equipped with punching Hole mounting base, the sliding rail and the first hinge column are fixedly installed in punching mounting base.
10. a kind of numerical control character enclosing machine hole punched device according to claim 9, it is characterised in that: in the punching mounting base Equipped with hinge column mounting hole, first hinge column is installed in hinge column mounting hole, and the punching mounting base is equipped with and hinge Connect column mounting hole vertically through fastening screw hole, be bolted with fastening bolt in the fastening screw hole, set on first hinge column There is the anti-rotation binding groove with fastening bolt cooperation.
CN201910697558.2A 2019-07-31 2019-07-31 A kind of numerical control character enclosing machine hole punched device Withdrawn CN110421059A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910697558.2A CN110421059A (en) 2019-07-31 2019-07-31 A kind of numerical control character enclosing machine hole punched device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910697558.2A CN110421059A (en) 2019-07-31 2019-07-31 A kind of numerical control character enclosing machine hole punched device

Publications (1)

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CN110421059A true CN110421059A (en) 2019-11-08

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CN201910697558.2A Withdrawn CN110421059A (en) 2019-07-31 2019-07-31 A kind of numerical control character enclosing machine hole punched device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114054583A (en) * 2021-11-24 2022-02-18 龙口市亨嘉智能装备有限公司 Fastener center hole punching and drilling mechanism

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Publication number Priority date Publication date Assignee Title
JPH10249450A (en) * 1997-03-12 1998-09-22 Misumi Corp Punch holding device in press die
EP0872294A1 (en) * 1997-04-16 1998-10-21 CESA Compagnie Européenne de Sièges pour Automobiles Punch for making a hole in a metal plate
US6109086A (en) * 1999-06-24 2000-08-29 Daimlerchrysler Corporation Punch and method for forming slugless pierced conical extrusions
JP2003090276A (en) * 2002-07-16 2003-03-28 Denso Corp Nozzle hole machining device for fluid injection nozzle, and nozzle hole machining method for fluid injection nozzle
JP2004330214A (en) * 2003-04-30 2004-11-25 Apic Yamada Corp Cutting tool for semi-conductor package
US20040237748A1 (en) * 2001-09-27 2004-12-02 Klaus Potthoff Punch
JP2008055587A (en) * 2006-09-04 2008-03-13 Ohmi High Tech Kk Press punching method of plate-like substrate and mold for press punching
JP2017192947A (en) * 2016-04-18 2017-10-26 有限会社上野鉄工所 Mounting structure of punching punch to holder and punching punch
CN206898867U (en) * 2017-06-13 2018-01-19 潍坊东鑫智能科技有限公司 Character enclosing machine tool feeding mechanism and a kind of character enclosing machine
CN207071690U (en) * 2017-08-22 2018-03-06 无锡美高帝机械有限公司 A kind of magnetic drill
KR20180029458A (en) * 2016-09-12 2018-03-21 (주)디디피테크 Mold for bending metal printed circuit board
US20190126338A1 (en) * 2017-10-27 2019-05-02 Seoul Laser Dieboard System Co., Ltd. Letter box with auto riveting
CN210475191U (en) * 2019-07-31 2020-05-08 潍坊东鑫智能科技有限公司 Numerical control encloses word machine punching device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10249450A (en) * 1997-03-12 1998-09-22 Misumi Corp Punch holding device in press die
EP0872294A1 (en) * 1997-04-16 1998-10-21 CESA Compagnie Européenne de Sièges pour Automobiles Punch for making a hole in a metal plate
US6109086A (en) * 1999-06-24 2000-08-29 Daimlerchrysler Corporation Punch and method for forming slugless pierced conical extrusions
US20040237748A1 (en) * 2001-09-27 2004-12-02 Klaus Potthoff Punch
JP2003090276A (en) * 2002-07-16 2003-03-28 Denso Corp Nozzle hole machining device for fluid injection nozzle, and nozzle hole machining method for fluid injection nozzle
JP2004330214A (en) * 2003-04-30 2004-11-25 Apic Yamada Corp Cutting tool for semi-conductor package
JP2008055587A (en) * 2006-09-04 2008-03-13 Ohmi High Tech Kk Press punching method of plate-like substrate and mold for press punching
JP2017192947A (en) * 2016-04-18 2017-10-26 有限会社上野鉄工所 Mounting structure of punching punch to holder and punching punch
KR20180029458A (en) * 2016-09-12 2018-03-21 (주)디디피테크 Mold for bending metal printed circuit board
CN206898867U (en) * 2017-06-13 2018-01-19 潍坊东鑫智能科技有限公司 Character enclosing machine tool feeding mechanism and a kind of character enclosing machine
CN207071690U (en) * 2017-08-22 2018-03-06 无锡美高帝机械有限公司 A kind of magnetic drill
US20190126338A1 (en) * 2017-10-27 2019-05-02 Seoul Laser Dieboard System Co., Ltd. Letter box with auto riveting
CN210475191U (en) * 2019-07-31 2020-05-08 潍坊东鑫智能科技有限公司 Numerical control encloses word machine punching device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114054583A (en) * 2021-11-24 2022-02-18 龙口市亨嘉智能装备有限公司 Fastener center hole punching and drilling mechanism

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Application publication date: 20191108