CN203592130U - Double-ejection subsection-stirring precise positioning die-casting die - Google Patents

Double-ejection subsection-stirring precise positioning die-casting die Download PDF

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Publication number
CN203592130U
CN203592130U CN201320695315.3U CN201320695315U CN203592130U CN 203592130 U CN203592130 U CN 203592130U CN 201320695315 U CN201320695315 U CN 201320695315U CN 203592130 U CN203592130 U CN 203592130U
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CN
China
Prior art keywords
ejection
die
ejector retainner
double
retainner plate
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Expired - Lifetime
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CN201320695315.3U
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Chinese (zh)
Inventor
孙益全
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SHANGHAI DONGYAN MACHINERY Co Ltd
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SHANGHAI DONGYAN MACHINERY Co Ltd
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Priority to CN201320695315.3U priority Critical patent/CN203592130U/en
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Publication of CN203592130U publication Critical patent/CN203592130U/en
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Abstract

The utility model discloses a double-ejection subsection-stirring precise positioning die-casting die. The double-ejection subsection-stirring precise positioning die-casting die comprises a fixed die fixing plate assembly, a moving die fixing plate assembly and a die ejection assembly. The moving die fixing plate assembly is arranged below the fixed die fixing plate assembly, and comprises a plurality of die pins which are vertically arranged, and a moving die fixing plate which is horizontally arranged on the die pins; the die ejection assembly comprises a first lower center plate, a first upper center plate, a second lower center plate, a second upper center plate, a pair of ejection limiting blocks and a pair of subsection ejection stirring blocks, wherein the first upper center plate is connected to the first lower center plate, the second lower center plate is arranged on the first upper center plate, the second upper center plate is connected to the second lower center plate, the ejection limiting blocks are arranged on two die pins on the same side respectively, the subsection ejection stirring blocks are movably arranged on the two sides of the first upper center plate respectively, one end of each subsection ejection stirring block is arranged below the corresponding ejection limiting block, and the other end of each subsection ejection stirring block abuts against the second upper center plate. According to the double-ejection subsection-stirring precise positioning die-casting die, efficiency of the double-ejection subsection-stirring precise positioning die-casting die is greatly improved in the die opening process, and the manufacturing production cost of the double-ejection subsection-stirring precise positioning die-casting die and the production cost of a cast part are reduced.

Description

Precision positioning die casting is stirred in a kind of Double-ejection segmentation
Technical field
The utility model relates to the mould for the die casting of electric mounting board part, and particularly precision positioning die casting is stirred in a kind of Double-ejection segmentation.
Background technology
The cast product that at present die casting is produced, can meet the technical quality standard of most of foundry goods according to conventional Design of Dies technique; The defect of its existence is, special for foundry goods profile and dimensions, foundry goods technical quality precision is high, cast casting process just need mould manufacture according to unconventional personalized designs, thereby meet the specific (special) requirements of foundry goods technical quality.
Utility model content
The purpose of this utility model is to provide a kind of Double-ejection segmentation and stirs precision positioning die casting, in mould die sinking process, promotion ejector retainner plate moves up, drive Double-ejection fixed head to eject ejector pin moves up simultaneously, in moving process, segmentation ejects slide block, locate accurately and harmonious action, in die sinking process, improve greatly the efficiency of mould, reduced the making production cost of mould and the production cost of foundry goods.
In order to realize above object, the utility model is achieved through the following technical solutions:
Precision positioning die casting is stirred in a kind of Double-ejection segmentation, is characterized in, comprises:
Cover half fixed head assembly;
Be arranged on the dynamic mould fixing plate assembly under cover half fixed head assembly, described dynamic mould fixing plate assembly comprises: some mould pin that vertically arrange, are horizontally set on the dynamic mould fixing plate on mould pin;
Mould ejection assembly, described mould ejection assembly comprises:
First time ejector retainner plate;
Ejector retainner plate on first, its connection arranges on first time ejector retainner plate;
Second time ejector retainner plate, it is arranged on first on ejector retainner plate;
Ejector retainner plate on second, its connection arranges on second time ejector retainner plate;
A pair of ejecting limit block, it is separately positioned on the mould pin described in two homonymies wherein;
A pair of segmentation ejects slide block, and it is movably arranged on respectively the both sides of ejector retainner plate on first, and one end is positioned at ejecting limit block below, and its other end withstands ejector retainner plate on second.
Described dynamic mould fixing plate assembly also comprises:
Mavable module core, it is embedded at described dynamic mould fixing plate crown center position;
Shunting nozzle, it is embedded in described mavable module core;
Some guide pin bushings, it is separately positioned in dynamic mould fixing plate.
Described cover half fixed head assembly comprises:
Cover half fixed head, it is arranged on dynamic mould fixing plate;
Corresponding each guide pin bushing and be vertically arranged on the guide pillar of cover half fixed head bottom;
Fixed mold core, it is embedded in middle part, described cover half fixed head bottom, and with the mavable module core formation die cavity that is involutory.
Described cover half fixed head assembly also comprises:
Sprue bush, it is connected with fixed mold core.
Described mould ejection assembly also comprises:
Double-ejection fixed head, it is through ejector retainner plate on first time ejector retainner plate, first and be connected with second time ejector retainner plate;
Eject ejector pin, it is arranged on first time ejector retainner plate and first between ejector retainner plate;
Double-ejection thimble, its one end is connected with described Double-ejection fixed head, and its other end is through ejecting ejector pin and extending to die cavity.
The utility model compared with prior art, has the following advantages:
1, when mould ejects for the first time, product section is separated with die cavity, have ejector pin that product is separated from turning while ejecting for the second time, secondary thimble separates product completely with die cavity; The devices such as core-pulling device are reduced.
2, reduce the manufacturing cost of mould.
3, improve the frequency of utilization of mould.
Accompanying drawing explanation
Fig. 1 is that the top view after precision positioning die casting matched moulds is stirred in a kind of Double-ejection segmentation of the utility model;
Fig. 2 is the front view that precision positioning die casting is stirred in a kind of Double-ejection segmentation of the utility model;
Fig. 3 is that the front view after the die sinking of precision positioning die casting is stirred in a kind of Double-ejection segmentation of the utility model;
Fig. 4 is the stereogram that precision positioning die casting is stirred in a kind of Double-ejection segmentation of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the utility model is further elaborated.
As shown in Figure 1, 2, precision positioning die casting is stirred in a kind of Double-ejection segmentation, comprises: cover half fixed head assembly, be arranged on dynamic mould fixing plate assembly and mould ejection assembly under cover half fixed head assembly.
As shown in Figure 2, cover half fixed head assembly comprises: cover half fixed head 11, and it is arranged on dynamic mould fixing plate 22; Corresponding each guide pin bushing 25 and be vertically arranged on the guide pillar 12 of cover half fixed head 11 bottoms; Fixed mold core 13, it is embedded in described cover half fixed head 11 middle parts, bottom, and with the mavable module core 23 formation die cavity that is involutory; Sprue bush 14, it is connected with fixed mold core 13.
Dynamic mould fixing plate assembly comprises: some mould pin 21 that vertically arrange, are horizontally set on the dynamic mould fixing plate 22 on mould pin 21; Mavable module core 23, it is embedded at described dynamic mould fixing plate 22 crown center positions; Shunting nozzle 24, it is embedded in described mavable module core 23; Some guide pin bushings 25, it is separately positioned in dynamic mould fixing plate 22.
Mould ejection assembly comprises: first time ejector retainner plate 31; Ejector retainner plate 32 on first, its connection arranges on first time ejector retainner plate 31; Second time ejector retainner plate 33, it is arranged on first on ejector retainner plate 32; Ejector retainner plate 34 on second, its connection arranges on second time ejector retainner plate 33; A pair of ejecting limit block 35, it is separately positioned on the mould pin 21 described in two homonymies wherein; A pair of segmentation ejects slide block 36, and it is movably arranged on respectively the both sides of ejector retainner plate 32 on first, and one end is positioned at ejecting limit block 35 belows, and its other end withstands ejector retainner plate 33 on second; Double-ejection fixed head 37, it is through ejector retainner plate 32 on first time ejector retainner plate 31, first and be connected with second time ejector retainner plate 33; Eject ejector pin 38, it is arranged on first time ejector retainner plate 31 and first between ejector retainner plate 32; Double-ejection thimble 39, its one end is connected with described Double-ejection fixed head 37, and its other end is through ejecting ejector pin 38 and extending to die cavity.
As shown in Figure 2, when mould matched moulds, guide pillar 12 inserts guide pin bushing 25 and positions, and aluminium alloy pours into charging barrel of die casting machine by sprue bush 14, and then, by die casting machine injection connecting rod press-in die die cavity, foundry goods completes the filling of aluminium alloy.
Aluminium alloy completes charging and fills, foundry goods according to set the pressurize of technique dwell time after, mould starts die sinking (referring to Fig. 3), in the guide pin bushing 25 of the guide pillar 12 on cover half fixed head 11 from dynamic mould fixing plate 22, extracts out, and die casting machine push rod 4 promotes ejector retainner plate 31 first time; On ejector retainner plate 32 on first, second time ejector retainner plate 33, second, ejector retainner plate 34 moves up, and drives Double-ejection fixed head 37, Double-ejection thimble 39 to move forward with ejector pin 38 in pushing course; In moving process, segmentation on first on ejector retainner plate 32 ejects slide block 36 and encounters ejecting limit block 35, and rotate around screw 5, segmentation ejects slide block 36 when rotating, segmentation eject slide block 36 stir on second ejector retainner plate 34, second time ejector retainner plate 33 upwards secondary move; On second, ejector retainner plate 34, second time ejector retainner plate 33 move up and drive Double-ejection fixed head 37 and Double-ejection thimble 39 to move up; Second time ejector retainner plate 33 separated with ejector retainner plate on first 32, when ejector retainner plate 32 moves to ejector retainner plate limiting stand 6 on first, stop ejecting, now Double-ejection completes, and operative employee can take out product 7 smoothly, completes whole Die Casting process.
Mould is again when matched moulds, cover half fixed head 11 promotes release link 8 and moves down (referring to Fig. 4), make on first time ejector retainner plate 31, first on ejector retainner plate 32, first on ejector retainner plate 32, ejector retainner plate 34, Double-ejection thimble 39, ejector pin 38, Double-ejection fixed head 37 etc. are returned to original state on second, the step that die casting machine repeats is above produced.
In sum, precision positioning die casting is stirred in a kind of Double-ejection segmentation of the utility model, in mould die sinking process, promotion ejector retainner plate moves up, drive Double-ejection fixed head to eject ejector pin simultaneously and move up, in moving process, segmentation ejects slide block, locates accurately and harmonious action, in die sinking process, improve greatly the efficiency of mould, reduced the making production cost of mould and the production cost of foundry goods.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.Read after foregoing those skilled in the art, for multiple modification of the present utility model and substitute will be all apparent.Therefore, protection domain of the present utility model should be limited to the appended claims.

Claims (5)

1. a precision positioning die casting is stirred in Double-ejection segmentation, it is characterized in that, comprises:
Cover half fixed head assembly;
Be arranged on the dynamic mould fixing plate assembly under cover half fixed head assembly, described dynamic mould fixing plate assembly comprises: the some mould pin (21) that vertically arrange, are horizontally set on the dynamic mould fixing plate (22) on mould pin (21);
Mould ejection assembly, described mould ejection assembly comprises:
First time ejector retainner plate (31);
Ejector retainner plate on first (32), its connection arranges on first time ejector retainner plate (31);
Second time ejector retainner plate (33), it is arranged on ejector retainner plate on first (32);
Ejector retainner plate on second (34), its connection arranges on second time ejector retainner plate (33);
A pair of ejecting limit block (35), it is separately positioned on the mould pin (21) described in two homonymies wherein;
A pair of segmentation ejects slide block (36), and it is movably arranged on respectively the both sides of ejector retainner plate on first (32), and one end is positioned at ejecting limit block (35) below, and its other end withstands ejector retainner plate on second (33).
2. precision positioning die casting is stirred in Double-ejection segmentation as claimed in claim 1, it is characterized in that, described dynamic mould fixing plate assembly also comprises:
Mavable module core (23), it is embedded at described dynamic mould fixing plate (22) crown center position;
Shunting nozzle (24), it is embedded in described mavable module core (23);
Some guide pin bushings (25), it is separately positioned in dynamic mould fixing plate (22).
3. precision positioning die casting is stirred in Double-ejection segmentation as claimed in claim 2, it is characterized in that, described cover half fixed head assembly comprises:
Cover half fixed head (11), it is arranged on dynamic mould fixing plate (22);
Corresponding each guide pin bushing (25) and be vertically arranged on the guide pillar (12) of cover half fixed head (11) bottom;
Fixed mold core (13), it is embedded in middle part, described cover half fixed head (11) bottom, and with mavable module core (23) the formation die cavity that is involutory.
4. precision positioning die casting is stirred in Double-ejection segmentation as claimed in claim 3, it is characterized in that, described cover half fixed head assembly also comprises:
Sprue bush (14), it is connected with fixed mold core (13).
5. precision positioning die casting is stirred in Double-ejection segmentation as claimed in claim 3, it is characterized in that, described mould ejection assembly also comprises:
Double-ejection fixed head (37), it is through ejector retainner plate (32) on first time ejector retainner plate (31), first and be connected with second time ejector retainner plate (33);
Eject ejector pin (38), it is arranged on first time ejector retainner plate (31) and first between ejector retainner plate (32);
Double-ejection thimble (39), its one end is connected with described Double-ejection fixed head (37), and its other end is through ejecting ejector pin (38) and extending to die cavity.
CN201320695315.3U 2013-11-06 2013-11-06 Double-ejection subsection-stirring precise positioning die-casting die Expired - Lifetime CN203592130U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320695315.3U CN203592130U (en) 2013-11-06 2013-11-06 Double-ejection subsection-stirring precise positioning die-casting die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320695315.3U CN203592130U (en) 2013-11-06 2013-11-06 Double-ejection subsection-stirring precise positioning die-casting die

Publications (1)

Publication Number Publication Date
CN203592130U true CN203592130U (en) 2014-05-14

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103706776A (en) * 2013-11-06 2014-04-09 上海东岩机械股份有限公司 double-ejection segmented-poking precise positioning die casting mould
CN104493131A (en) * 2014-12-26 2015-04-08 东莞市东升压铸模具有限公司 Secondary ejection die-casting die
CN105964974A (en) * 2016-06-27 2016-09-28 广州德志金属制品有限公司 High-opening-stability type pressure-casting three-plate die

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103706776A (en) * 2013-11-06 2014-04-09 上海东岩机械股份有限公司 double-ejection segmented-poking precise positioning die casting mould
CN104493131A (en) * 2014-12-26 2015-04-08 东莞市东升压铸模具有限公司 Secondary ejection die-casting die
CN104493131B (en) * 2014-12-26 2016-07-13 东莞市东升压铸模具有限公司 A kind of Double-ejection die casting
CN105964974A (en) * 2016-06-27 2016-09-28 广州德志金属制品有限公司 High-opening-stability type pressure-casting three-plate die
CN105964974B (en) * 2016-06-27 2018-08-07 广州德志金属制品有限公司 A kind of three board mold of die casting that die sinking stability is high

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C14 Grant of patent or utility model
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: double-ejection segmented-poking precise positioning die casting mould

Effective date of registration: 20200416

Granted publication date: 20140514

Pledgee: Anxin Agricultural Insurance Co., Ltd. Shanghai Minhang Branch Co.

Pledgor: SHANGHAI DONGYAN MACHINERY Co.,Ltd.

Registration number: Y2020310000011

PE01 Entry into force of the registration of the contract for pledge of patent right
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20230206

Granted publication date: 20140514

Pledgee: Anxin Agricultural Insurance Co., Ltd. Shanghai Minhang Branch Co.

Pledgor: SHANGHAI DONGYAN MACHINERY Co.,Ltd.

Registration number: Y2020310000011

PC01 Cancellation of the registration of the contract for pledge of patent right
CX01 Expiry of patent term

Granted publication date: 20140514

CX01 Expiry of patent term