CN101920441B - Processing method of upper die and lower die of die - Google Patents

Processing method of upper die and lower die of die Download PDF

Info

Publication number
CN101920441B
CN101920441B CN2010102477163A CN201010247716A CN101920441B CN 101920441 B CN101920441 B CN 101920441B CN 2010102477163 A CN2010102477163 A CN 2010102477163A CN 201010247716 A CN201010247716 A CN 201010247716A CN 101920441 B CN101920441 B CN 101920441B
Authority
CN
China
Prior art keywords
die
mould
hole
patrix
holes
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.)
Active
Application number
CN2010102477163A
Other languages
Chinese (zh)
Other versions
CN101920441A (en
Inventor
魏剑峰
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.)
PUTIAN CHENGXIANG DISTRICT XINGHUA ELECTRONIC MOLD CO Ltd
Original Assignee
PUTIAN CHENGXIANG DISTRICT XINGHUA ELECTRONIC MOLD 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 PUTIAN CHENGXIANG DISTRICT XINGHUA ELECTRONIC MOLD CO Ltd filed Critical PUTIAN CHENGXIANG DISTRICT XINGHUA ELECTRONIC MOLD CO Ltd
Priority to CN2010102477163A priority Critical patent/CN101920441B/en
Publication of CN101920441A publication Critical patent/CN101920441A/en
Application granted granted Critical
Publication of CN101920441B publication Critical patent/CN101920441B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The present invention provides a processing method of an upper die and a lower die of a die, and relates to the die production and manufacturing technical field, which aims to solve the technical problem that the upper die and the lower die of the die are easily mismatched to influence workpiece quality, thus causing the upper die and the lower die to be wasted. The processing method comprises the steps of cutting and boring holes: cutting an upper die blank and a lower die blank of the die twice and then shrinking inwards to obtain the needed upper die blank and the lower die blank of the die; boring holes on the upper die blank and the lower die blank with a machine tool to obtain needed first through holes and locating through holes; after the lower die blank of the die is subjected to heat treatment, boring holes with the machine tool to obtain locating through holes; aligning and fixing the upper die blank and the lower die blank of the die for integration, and then boring holes on the lower die blank with the machine tool from the through hole on the upper die to obtain needed second through holes-conical holes or horn holes. The upper die and the lower die of the die processed by the method has the advantages of convenient use, simple structure and good use effect, and is firm and durable, thus being applicable to wide popularization and application.

Description

The upper and lower mould processing method of mould
Technical field: the present invention relates to mould manufacturing technology field, particularly the upper and lower mould processing method technical field of mould.
Background technology: existing mould, its method for manufacturing generally are last die body and the lower die bodies that cuts out certain size earlier, utilize lathe to hole then respectively, form the through hole of required upper die and lower die.In theory, the through hole of the upper die and lower die of such mould is upper and lower bore unanimity, but in the processing process that mould is applied to punch die, tends to find, along with after workpiece constantly is stamped, upper die and lower die cause easily and do not match.On the one hand, the discarded part that it is stamped out causes the counterdie through hole that stops up mould inevitably, causes the counterdie through hole of mould not smooth, influences effectively carrying out of follow-up punch die operation; On the other hand, because not the matching of upper die and lower die, the quality of workpiece is also produced bad influence, can directly cause scrapping of upper die and lower die like this.
Summary of the invention: technical problem to be solved by this invention provides and a kind ofly can overcome above-mentioned defective, the upper and lower mould coupling of mould, and after workpiece was stamped, workpiece quality was good, the upper and lower mould processing method of the mould that the counterdie through hole of mould is unobstructed.Solve this technical problem the technical scheme of employing: the upper and lower mould processing method of mould, comprise cutting and boring, promptly cut out last die body, the lower die body of mould earlier; Then with lathe to last die body, the lower die body of mould this two steps of holing, when it is characterized in that cutting, the size that will cut out last die body than mould, lower die body reality earlier is more greatly; The last die body of mould inwardly shrinks through cutting twice, obtains the last die body of required mould; With lathe the last die body of mould is holed, obtain the patrix of the mould of required first through hole; On the patrix of mould, also hole, obtain two positioning through hole with lathe; The lower die body of mould is placed the patrix below that is fixed on mould after Overheating Treatment; Aim at two positioning through hole on the patrix of mould, respectively the lower die body of mould is holed, obtain two positioning through hole on the lower die body of mould by lathe; Afterwards, fix a pilot pin respectively in two positioning through hole on two positioning through hole on the patrix of mould and the lower die body of mould, the patrix of mould and the lower die body of mould are fixed into one; Aim at described first through hole of the patrix of mould, the lower die body of mould is holed, obtain the second required through hole by lathe; Separate the pilot pin between the lower die body of the patrix be fixed on mould and mould; The lower die body of mould inwardly shrinks through cutting twice, obtains the counterdie of required mould; Described second through hole on the counterdie of described mould is processed into taper hole or the bellmouth orifice that top is little, the bottom is big; Described second through hole on the counterdie of described mould is processed into the taper hole or the bellmouth orifice of two above gradients; Used lathe is a Digit Control Machine Tool.The present invention compared with prior art has following beneficial effect: the 1. upper die and lower die of mould of the present invention, and precision is higher, coupling more, longer service life is of a specified duration; 2. described second through hole of the counterdie of mould of the present invention, its shape, structure are processed as taper hole or the bellmouth orifice that top is little, the bottom is big, like this, after workpiece is stamped, the discarded part that it is stamped out, very fast by described second through hole of counterdie, can not cause the obstruction of described second through hole of counterdie of mould; 3. described second through hole of the counterdie of mould of the present invention is processed into the taper hole or the bellmouth orifice of two above gradients, and like this, on the one hand, described second through hole of the counterdie of mould is easy to process, and on the other hand, described second through-hole structure of the counterdie of mould is more firm.
The specific embodiment: now elaborate embodiments of the invention.The upper and lower mould processing method of mould comprises cutting and boring, promptly cuts out last die body, the lower die body of mould earlier; Then with lathe to last die body, the lower die body of mould this two steps of holing, when it is characterized in that cutting, the size that will cut out last die body than mould, lower die body reality earlier is more greatly; The last die body of mould inwardly shrinks gradually through cutting twice, obtains the last die body of required mould; Then, with lathe particularly Digit Control Machine Tool the last die body of mould is holed, obtain the patrix of the mould of required first through hole; On the patrix of mould, also hole, obtain two positioning through hole with lathe; The lower die body of mould is placed the patrix below that is fixed on mould after Overheating Treatment; Aim at two positioning through hole on the patrix of mould, by lathe particularly Digit Control Machine Tool respectively the lower die body of mould is holed, obtain two positioning through hole on the lower die body of mould; Afterwards, fix a pilot pin respectively in two positioning through hole on two positioning through hole on the patrix of mould and the lower die body of mould, the patrix of mould and the lower die body of mould are fixed into one; Aim at described first through hole of the patrix of mould, by lathe particularly Digit Control Machine Tool the lower die body of mould is holed, obtain the second required through hole; Separate the pilot pin between the lower die body of the patrix be fixed on mould and mould; The lower die body of mould inwardly shrinks gradually through cutting twice, obtains the counterdie of required mould; Described second through hole on the counterdie of described mould is processed into taper hole or the bellmouth orifice that top is little, the bottom is big; Described second through hole on the counterdie of described mould is processed into the taper hole or the bellmouth orifice of two above gradients.Use the upper die and lower die of processing method processed mould of the present invention, precision is higher, more mates, and longer service life is of a specified duration; Described second through hole of the counterdie of mould of the present invention, its shape, structure are processed as taper hole or the bellmouth orifice that top is little, the bottom is big, like this, after workpiece is stamped, the discarded part that it is stamped out, very fast by described second through hole of counterdie, can not cause the obstruction of described second through hole of counterdie of mould; Described second through hole of the counterdie of mould of the present invention is processed into the taper hole or the bellmouth orifice of two above gradients, and like this, on the one hand, described second through hole of the counterdie of mould is easy to process, and on the other hand, described second through-hole structure of the counterdie of mould is more firm.Use the present invention to process, after workpiece was stamped, workpiece quality was good, and the following nib of mould is also unobstructed.The upper and lower mould of the mould that the present invention processes, easy to use, simple in structure, firm and durable, result of use is good, is suitable for wide popularization and application.

Claims (4)

1. the upper and lower mould processing method of mould comprises cutting and boring, promptly cuts out last die body, the lower die body of mould earlier; Then with lathe to last die body, the lower die body of mould this two steps of holing, when it is characterized in that cutting, the size that will cut out last die body than mould, lower die body reality earlier is more greatly; The last die body of mould inwardly shrinks through cutting twice, obtains the last die body of required mould; With lathe the last die body of mould is holed, obtain the patrix of the mould of required first through hole; On the patrix of mould, also hole, obtain two positioning through hole with lathe; The lower die body of mould is placed the patrix below that is fixed on mould after Overheating Treatment; Aim at two positioning through hole on the patrix of mould, respectively the lower die body of mould is holed, obtain two positioning through hole on the lower die body of mould by lathe; Afterwards, fix a pilot pin respectively in two positioning through hole on two positioning through hole on the patrix of mould and the lower die body of mould, the patrix of mould and the lower die body of mould are fixed into one; Aim at described first through hole of the patrix of mould, the lower die body of mould is holed, obtain the second required through hole by lathe; Separate the pilot pin between the lower die body of the patrix be fixed on mould and mould; The lower die body of mould inwardly shrinks through cutting twice, obtains the counterdie of required mould.
2. the upper and lower mould processing method of mould according to claim 1 is characterized in that described second through hole on the counterdie of described mould is processed into taper hole or the bellmouth orifice that top is little, the bottom is big.
3. the upper and lower mould processing method of mould according to claim 1 and 2 is characterized in that described second through hole on the counterdie of described mould is processed into the taper hole or the bellmouth orifice of two above gradients.
4. the upper and lower mould processing method of mould according to claim 1 is characterized in that used lathe is a Digit Control Machine Tool.
CN2010102477163A 2010-07-31 2010-07-31 Processing method of upper die and lower die of die Active CN101920441B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010102477163A CN101920441B (en) 2010-07-31 2010-07-31 Processing method of upper die and lower die of die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010102477163A CN101920441B (en) 2010-07-31 2010-07-31 Processing method of upper die and lower die of die

Publications (2)

Publication Number Publication Date
CN101920441A CN101920441A (en) 2010-12-22
CN101920441B true CN101920441B (en) 2011-09-07

Family

ID=43335792

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010102477163A Active CN101920441B (en) 2010-07-31 2010-07-31 Processing method of upper die and lower die of die

Country Status (1)

Country Link
CN (1) CN101920441B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102806446B (en) * 2012-09-03 2014-12-17 贵州安吉航空精密铸造有限责任公司 Machining method for molds
CN103521621A (en) * 2013-10-25 2014-01-22 昆山精创模具有限公司 Female die for stamping of automobile parts and machining method thereof
CN104191547B (en) * 2014-08-09 2016-09-21 歌尔股份有限公司 Male and female die processing technique
CN104439998A (en) * 2014-10-30 2015-03-25 吴中区光福良盛机械厂 Ribbon retainer sizing matrix machining technology
CN107282788A (en) * 2017-08-22 2017-10-24 江阴澄云机械有限公司 A kind of mould manufacturing method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4125007A (en) * 1976-09-21 1978-11-14 Kennametal Inc. Punch and method of construction
DE10018823A1 (en) * 2000-04-15 2001-10-31 Mate Prec Tooling Gmbh Die, comprising two parts made of alloys of different quality joined by friction welding
CN2579548Y (en) * 2002-10-22 2003-10-15 湖南湘瓷科艺股份有限公司 Metal base ceramic composite punch head
CN2761311Y (en) * 2004-11-07 2006-03-01 洛阳轴承集团有限公司 Combined roller punch
DE102006035927A1 (en) * 2006-07-31 2008-02-14 Drei-S-Werk Präzisionswerkzeuge GmbH & Co Fertigungs-KG Tool pin for a tool mold and method for producing such a tool pin

Also Published As

Publication number Publication date
CN101920441A (en) 2010-12-22

Similar Documents

Publication Publication Date Title
CN101913070B (en) Processing method of through holes on upper die and lower die of mold
CN101920441B (en) Processing method of upper die and lower die of die
CN103028906B (en) Process for processing fixed clamping block
CN204053021U (en) A kind of round-disk shape workpiece Quick drilling tool
CN104308480A (en) Eccentric sleeve machining method
CN101850496A (en) Manufacturing process of automotive chassis longitudinal beam
CN105522350A (en) Processing method of specially-shaped thick and thin Clip parts
CN103028908A (en) Processing process for connecting pipes
CN104399827A (en) Wave-shaped retaining frame punching female mold processing process
CN204470414U (en) The pre-spare part punching of a kind of alloying metal axle sleeve, Trimming Die
CN107282788A (en) A kind of mould manufacturing method
CN102120286A (en) Method for welding double-metal drill reamer
CN111451718A (en) Machining process of high-strength and deformation-resistant sheet metal part
CN110239082A (en) A kind of plastic material 3D printing and milling combined machining method
CN205436757U (en) Steering yoke cut off die
CN204036097U (en) A kind of pull-down alignment pin fixture of processing belt hole workpiece
CN203679535U (en) Laser cutting system under liquid
CN203418345U (en) Thin-wall disc sleeve part processing tool
CN207255256U (en) A kind of processing unit (plant) of preform mould die lip support ring
CN111085822B (en) Method for machining inner cavity of inner ball cage body
CN104646586A (en) Mould for forging cutter blank
CN208214041U (en) A kind of punching module
CN104439998A (en) Ribbon retainer sizing matrix machining technology
CN102990790B (en) Method for machining arc hole of gem element
CN204583890U (en) A kind of T swage tool

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
PLDC Enforcement, change and cancellation of contracts on pledge of patent right or utility model
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of invention: Processing method of upper die and lower die of die

Effective date of registration: 20160330

Granted publication date: 20110907

Pledgee: Industrial Commercial Bank of China Ltd Putian branch

Pledgor: Putian Chengxiang District Xinghua Electronic Mold Co.,Ltd.

Registration number: 2016350000029