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 PDFInfo
- 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- Withdrawn
Links
- 238000004080 punching Methods 0.000 claims abstract description 73
- 239000000463 material Substances 0.000 claims abstract description 23
- 239000002699 waste material Substances 0.000 claims description 13
- 230000035939 shock Effects 0.000 claims description 10
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 3
- 238000005304 joining Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000009394 selective breeding Methods 0.000 description 1
Classifications
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
-
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
-
- 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
- B21D43/00—Feeding, 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
- B21D43/20—Storage arrangements; Piling or unpiling
-
- 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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines 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
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.
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)
Publication Number | Publication Date |
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CN110421059A true CN110421059A (en) | 2019-11-08 |
Family
ID=68411522
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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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 |
Country Status (1)
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CN (1) | CN110421059A (en) |
Cited By (1)
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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JPH10249450A (en) * | 1997-03-12 | 1998-09-22 | Misumi Corp | Punch holding device in press die |
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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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2019
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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 |
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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 |
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Cited By (1)
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 |