CN104096765A - Interchange method of composite blanking die middle die cores and equipment formed by interchange method - Google Patents

Interchange method of composite blanking die middle die cores and equipment formed by interchange method Download PDF

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Publication number
CN104096765A
CN104096765A CN201410287529.6A CN201410287529A CN104096765A CN 104096765 A CN104096765 A CN 104096765A CN 201410287529 A CN201410287529 A CN 201410287529A CN 104096765 A CN104096765 A CN 104096765A
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CN
China
Prior art keywords
die
punch
core rod
location
interchange
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.)
Pending
Application number
CN201410287529.6A
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Chinese (zh)
Inventor
宋红杰
罗杰波
罗德超
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.)
NINGBO HONGDA MOTOR DIE CO Ltd
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NINGBO HONGDA MOTOR DIE 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 NINGBO HONGDA MOTOR DIE CO Ltd filed Critical NINGBO HONGDA MOTOR DIE CO Ltd
Priority to CN201410287529.6A priority Critical patent/CN104096765A/en
Publication of CN104096765A publication Critical patent/CN104096765A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an interchange method of composite blanking die middle die cores and equipment formed by the interchange method. The method comprises the following steps of respectively drawing out an upper positioning small guide post in an upper die and a lower positioning small guide post in a lower die; unscrewing locking screws on a female die and a male die, and respectively taking a male die part middle die core and a female die part middle die core in the upper die and the lower die; by virtue of the precise positioning of the positioning small guide posts, changing another group of required male die part middle die core and required female die part middle die core, and respectively mounting the corresponding locking screws for fixation. The equipment which is formed by the interchange method comprises an upper die holder, a lower die holder, a female die, a stripper plate, a punch-die and a piece pushing block, wherein the lower surface of the upper die holder is fixed to a female die fixing plate; the male die part middle die core is mounted in the lower surface of the female die fixing plate by a locking bolt; the female die part middle die core is mounted in the upper surface of a punch-die fixing plate. The interchange method of the composite blanking die middle die cores and the equipment have the beneficial effects that one set of die can be used for correspondingly producing different types of punching sheets, the cost is saved, the whole process is simple, and the production efficiency is improved.

Description

Exchange method and the equipment thereof of core rod in the middle of compound blanking die
Technical field
The present invention relates to exchange method and the equipment thereof of the middle core rod of a kind of compound blanking die.
Background technology
Along with the competition of punching industry is more and more fierce, the many punchings processing enterprise very large energy of flower in production management, die cost, automated production of having to is improved, to reduce production costs, improve the market competitiveness.Fig. 1 is the compound blanking die structure figure of traditional single core rod, and wherein, 1 ' represents upper bolster; 2 ' represents die shoe; 3 ' represents die; 4 ' represents stripper; 5 ' represents punch-die; 6 ' represents ejector block; 11 ' represents die block; 12 ' represents air vent punch; 13 ' represents upper shaft hole punch; 21 ' represents punch-die fixed head, and identical for many large-scale compound blanking punching profiles in the existing punching enterprise taking Fig. 1 as representative, central shaft hole and air vent size difference, need open how secondary mould, high cost, the problem that the manufacturing cycle is long.
Summary of the invention
The present invention is directed to current large-scale compound blanking punching profile identical, central shaft hole and air vent size difference, need open how secondary mould, high cost, the problem that manufacturing cycle is long, has proposed that core rod in the middle of a kind of compound blanking die can exchange, exchange method and the equipment thereof of core rod in the middle of cost-saving, the compound blanking die of increasing work efficiency.
The exchange method of core rod in the middle of compound blanking die of the present invention, comprises the following steps:
1) extract respectively the little guide pillar in lower upper location in the little guide pillar in upper location and the counterdie of patrix out;
2) turn on the lock-screw on die and punch, take out respectively the middle core rod of punch part and the middle core rod of die part in upper and lower mould;
3) utilize the accurate location of the little guide pillar in upper and lower location, change in the middle of punch part that another group needs in the middle of core rod and die part after core rod, load onto respectively corresponding lock-screw and fix.
The equipment building according to exchange method of the present invention, comprise upper bolster, die shoe, die, stripper, punch-die and ejector block, the fixing die block of lower surface of described upper bolster, described die is arranged on the lower surface of described die block by bolt, on described die block, fix successively described stripper and air vent punch, and described stripper, described air vent punch lower surface all keeps concordant with the lower surface of described die, wherein said stripper is between described die and described air vent punch, described die shoe upper surface is installed punch-die fixed head, on described punch-die fixed head, corresponding punch-die and ejector block are installed, it is characterized in that: described die block lower surface is installed as core rod in the middle of the punch part of punch by lock-screw, described punch-die fixed head upper surface is installed the middle core rod of the die part as die of mating with core rod in the middle of punch part by lock-screw, and in the middle of described punch part, core rod lower surface is concordant with the upper surface of core rod in the middle of concordant, the described die part of the lower surface of stripper and the upper surface of ejector block.
Between described punch part centre core rod and described upper bolster, be furnished with the little guide pillar in upper location, the wherein said little guide pillar in upper location is vertical with core rod in the middle of described punch part.
Between described die part centre core rod and described die shoe, be furnished with the little guide pillar in lower location, the wherein said little guide pillar in lower location is vertical with core rod in the middle of described die part.
The invention has the beneficial effects as follows: solved in punching process because central shaft hole and air vent size difference cause and need open how secondary mould by the method for core rod in the middle of exchanging, high cost, the problem that manufacturing cycle is long, adopt this device can realize a secondary mould and can corresponding produce polytype punching, and cost-saving, whole process simple, enhance productivity.
Brief description of the drawings
Fig. 1 is that the compound blanking die structure figure of traditional single core rod (wherein, 1 ' represents upper bolster; 2 ' represents die shoe; 3 ' represents die; 4 ' represents stripper; 5 ' represents punch-die; 6 ' represents ejector block; 11 ' represents die block; 12 ' represents air vent punch; 13 ' represents upper shaft hole punch; 21 ' represents punch-die fixed head).
Fig. 2 is the compound blanking die structure figure of core rod method in the middle of employing of the present invention is exchanged.
Fig. 3 is core rod and die part intermediate die cored structure figure in the middle of punch part of the present invention.
Detailed description of the invention
Further illustrate the present invention below in conjunction with accompanying drawing
With reference to accompanying drawing:
The exchange method of core rod in the middle of embodiment 1 compound blanking die of the present invention, comprises the following steps:
1) extract respectively the little guide pillar in lower upper location in the little guide pillar in upper location and the counterdie of patrix out;
2) turn on the lock-screw on die and punch, take out respectively the middle core rod of punch part and the middle core rod of die part in upper and lower mould;
3) utilize the accurate location of the little guide pillar in upper and lower location, change in the middle of punch part that another group needs in the middle of core rod and die part after core rod, load onto respectively corresponding lock-screw and fix.
The equipment that embodiment 2 builds according to the exchange method described in embodiment 1, comprise upper bolster 1, die shoe 2, die 3, stripper 4, punch-die 5 and ejector block 6, the fixing die block 11 of lower surface of described upper bolster 1, described die 3 is arranged on the lower surface of described die block 11 by bolt, on described die block 11, fix successively described stripper 4 and air vent punch 12, and described stripper 4, described air vent punch 12 lower surfaces all keep concordant with the lower surface of described die 3, wherein said stripper 4 is between described die 3 and described air vent punch 12, described die shoe 2 upper surfaces are installed punch-die fixed head 21, corresponding punch-die 5 and ejector block 6 are installed on described punch-die fixed head 21, described die block 11 lower surfaces are installed as core rod 111 in the middle of the punch part of punch by lock-screw 7, and described punch-die fixed head 21 upper surfaces are installed the middle core rod 211 of the die part as die of mating with core rod 111 in the middle of punch part by lock-screw 7, and in the middle of described punch part, core rod 111 lower surfaces are concordant with the upper surface of ejector block 6 with the upper surface of core rod 211 in the middle of concordant, the described die part of the lower surface of stripper 4.
Between described punch part centre core rod 111 and described upper bolster 1, be furnished with the little guide pillar 13 in upper location, the little guide pillar 13 in wherein said upper location is vertical with the described middle core rod 111 of punch part.
Between described die part centre core rod 211 and described die shoe 2, be furnished with the little guide pillar 22 in lower location, the little guide pillar 22 in wherein said lower location is vertical with the described middle core rod 211 of die part.
Content described in this description embodiment is only enumerating of way of realization to inventive concept; protection scope of the present invention should not be regarded as only limiting to the concrete form that embodiment states, protection scope of the present invention also comprises that those skilled in the art conceive the equivalent technologies means that can expect according to the present invention.

Claims (4)

1. the exchange method of core rod in the middle of compound blanking die, comprises the following steps:
1) extract respectively the little guide pillar in lower upper location in the little guide pillar in upper location and the counterdie of patrix out;
2) turn on the lock-screw on die and punch, take out respectively the middle core rod of punch part and the middle core rod of die part in upper and lower mould;
3) utilize the accurate location of the little guide pillar in upper and lower location, change in the middle of punch part that another group needs in the middle of core rod and die part after core rod, load onto respectively corresponding lock-screw and fix.
2. the equipment building according to exchange method claimed in claim 1, comprise upper bolster, die shoe, die, stripper, punch-die and ejector block, the fixing die block of lower surface of described upper bolster, described die is arranged on the lower surface of described die block by bolt, on described die block, fix successively described stripper and air vent punch, and described stripper, described air vent punch lower surface all keeps concordant with the lower surface of described die, wherein said stripper is between described die and described air vent punch, described die shoe upper surface is installed punch-die fixed head, on described punch-die fixed head, corresponding punch-die and ejector block are installed, it is characterized in that: described die block lower surface is installed as core rod in the middle of the punch part of punch by lock-screw, described punch-die fixed head upper surface is installed the middle core rod of the die part as die of mating with core rod in the middle of punch part by lock-screw, and in the middle of described punch part, core rod lower surface is concordant with the upper surface of core rod in the middle of concordant, the described die part of the lower surface of stripper and the upper surface of ejector block.
3. equipment as claimed in claim 2, is characterized in that: between described punch part centre core rod and described upper bolster, be furnished with the little guide pillar in upper location, the wherein said little guide pillar in upper location is vertical with core rod in the middle of described punch part.
4. equipment as claimed in claim 2, is characterized in that: between described die part centre core rod and described die shoe, be furnished with the little guide pillar in lower location, the wherein said little guide pillar in lower location is vertical with core rod in the middle of described die part.
CN201410287529.6A 2014-06-24 2014-06-24 Interchange method of composite blanking die middle die cores and equipment formed by interchange method Pending CN104096765A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410287529.6A CN104096765A (en) 2014-06-24 2014-06-24 Interchange method of composite blanking die middle die cores and equipment formed by interchange method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410287529.6A CN104096765A (en) 2014-06-24 2014-06-24 Interchange method of composite blanking die middle die cores and equipment formed by interchange method

Publications (1)

Publication Number Publication Date
CN104096765A true CN104096765A (en) 2014-10-15

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999025507A2 (en) * 1997-11-19 1999-05-27 Feintool International Holding Ag Device for producing a workpiece by stamping
CN1903473A (en) * 2005-07-29 2007-01-31 中国科学院金属研究所 Mild hot formation method for making magnesium alloy shell of cell phone and mould specially for the same
CN2936483Y (en) * 2006-04-11 2007-08-22 昆山豪帅精密模具有限公司 Mould structure improvement
JP2008284590A (en) * 2007-05-18 2008-11-27 Panasonic Corp Structure of press die
CN201937409U (en) * 2010-12-29 2011-08-17 宁波鸿达电机模具有限公司 Motor iron core forming die with pneumatic transposition mechanism
CN202861143U (en) * 2012-09-13 2013-04-10 亿和精密工业(苏州)有限公司 Fast detachable stamping die
CN203356418U (en) * 2013-04-27 2013-12-25 嘉兴和新精冲科技有限公司 Core-replaceable fine blanking die set

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999025507A2 (en) * 1997-11-19 1999-05-27 Feintool International Holding Ag Device for producing a workpiece by stamping
CN1903473A (en) * 2005-07-29 2007-01-31 中国科学院金属研究所 Mild hot formation method for making magnesium alloy shell of cell phone and mould specially for the same
CN2936483Y (en) * 2006-04-11 2007-08-22 昆山豪帅精密模具有限公司 Mould structure improvement
JP2008284590A (en) * 2007-05-18 2008-11-27 Panasonic Corp Structure of press die
CN201937409U (en) * 2010-12-29 2011-08-17 宁波鸿达电机模具有限公司 Motor iron core forming die with pneumatic transposition mechanism
CN202861143U (en) * 2012-09-13 2013-04-10 亿和精密工业(苏州)有限公司 Fast detachable stamping die
CN203356418U (en) * 2013-04-27 2013-12-25 嘉兴和新精冲科技有限公司 Core-replaceable fine blanking die set

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Application publication date: 20141015