CN106141138B - A kind of abnormity cavity core-pulling die - Google Patents
A kind of abnormity cavity core-pulling die Download PDFInfo
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- CN106141138B CN106141138B CN201510158369.XA CN201510158369A CN106141138B CN 106141138 B CN106141138 B CN 106141138B CN 201510158369 A CN201510158369 A CN 201510158369A CN 106141138 B CN106141138 B CN 106141138B
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- core block
- loose core
- block
- core
- stripe shape
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Abstract
The present invention relates to a kind of special-shaped cavity core-pulling dies,Including the upper framed and low mold frame mutually fastened,And the mavable module core embedded in the fixed mold core of upper framed bottom surface and embedded in low mold frame top surface,And form mold cavity when mavable module core and fixed mold core chimeric up and down,The low mold frame is furnished with core-pulling mechanism,The core-pulling mechanism includes hydraulic cylinder and coupled Loose core block,The Loose core block is by the first stripe shape Loose core block,Second stripe shape Loose core block is formed with main Loose core block,It opens there are two dovetail groove at the back of the main Loose core block,The top of the main Loose core block is trapezoidal,The first stripe shape Loose core block is arranged in the second stripe shape Loose core block in the dovetail groove of main Loose core block respectively,The first stripe shape Loose core block and the second stripe shape Loose core block are slidably connected with main Loose core block,When mold molds,First Loose core block can be out of product cavity smoothly,This abnormity cavity core-pulling die reasonable design,It is simple in structure,Core-pulling mechanism operation is flexible,It is suitble to large-scale promotion.
Description
Technical field
The present invention relates to a kind of die casting more particularly to a kind of special-shaped cavity pumping mode tools.
Background technology
Compression casting, abbreviation die casting, refer to by molten alloy in high pressure, high-speed condition retrofilling to mold cavity,
And molten alloy is made to be quickly cooled down solidification under high pressure, to realize a kind of molding casting method.Die cast process
The middle mold used, referred to as die casting.In a secondary mold, make the moulding section of this die casting demoulding before die sinking action
It is detached from the mechanism of die casting, referred to as core-pulling mechanism.Hydraulic core pulling mechanism is arranged special using pressure oil as core pulling power on mold
With hydraulic cylinder, realizes core pulling using the reciprocating motion of piston and reset.
When having hollow cavity in the product of required die casting, the shape of sliding block is identical as cavity geometry in core-pulling mechanism, mould
Formed product after alloy cooled and solidified in tool, in die sinking, the disengaging of core-pulling mechanism is just at a problem, due to leading to for cavity
Road bore is small, and sliding block is difficult to detach, and can shine product at damage if molding by force.
Invention content
In view of the above-mentioned state of the art, technical problem to be solved by the present invention lies in provide it is a kind of it is simple in structure,
Reasonable design, mold core Forming Quality are high, the flexible special-shaped cavity core-pulling die of operation.
Technical solution is used by the present invention solves above-mentioned technical problem：A kind of abnormity cavity core-pulling die, including phase
The upper framed and low mold frame mutually fastened, and the mavable module core embedded in the fixed mold core of upper framed bottom surface and embedded in low mold frame top surface, and it is dynamic
Mold cavity is formed when mode and fixed mold core chimeric up and down, described framed equipped with core-pulling mechanism, the core-pulling mechanism includes liquid
Cylinder pressure and coupled Loose core block, the Loose core block is by the first stripe shape Loose core block, the second stripe shape Loose core block and main Loose core block
Composition, the back of the main Loose core block open that there are two dovetail grooves, and the top of the main Loose core block is trapezoidal, the first stripe shape core pulling
Block and the second stripe shape Loose core block are arranged in respectively in the dovetail groove of main Loose core block, and the first stripe shape Loose core block and the second stripe shape are taken out
Pellet is slidably connected with main Loose core block, and when molding state, the first stripe shape Loose core block and the second stripe shape Loose core block are pierced by main core pulling
Block portion point is located in the mold cavity.
Further, sliding slot, the main Loose core block are equipped on the inside of the first bar shaped Loose core block and the second bar shaped Loose core block
Inside top is equipped with sliding block, which is slidably connected with sliding slot.
Further, the mavable module core is equipped with locking slot, the first bar shaped Loose core block and the second bar shaped Loose core block
Side is equipped with the latch segment mutually chimeric with locking slot, which plays the role of locking after molding.
Further, the locking slot of the mavable module core is equipped with dismountable wear-resistant block, and wear-resistant block is located at mavable module core and the
The relative motion region of one bar shaped Loose core block and the second bar shaped Loose core block can remove replacement after wear-resistant block abrasion.
Further, the low mold frame bottom surface both side is fitted with support block respectively, and upper plate and lower top are equipped between the support block
Plate allows mold to be laid flat, and face contact is changed to point contact.
Further, the lower roof plate bottom is followed closely equipped with rubbish, and when preventing top plate bottom from having rubbish, mold die sinking has some setbacks
Profit.
Further, the mavable module core bottom is surrounded by cooling water channel, preferably product is made to be cooled and shaped.
Compared with the prior art, the advantages of the present invention are as follows：Structure of the invention is compact, using solenoid valve control pneumatic cylinder according to
Secondary flexible first bar shaped Loose core block, the second bar shaped Loose core block and main Loose core block, the first bar shaped Loose core block and the second bar shaped Loose core block
Be arranged in the dovetail groove of main Loose core block, and the first bar shaped Loose core block and the second bar shaped Loose core block respectively at the top of main Loose core block
Step sector is slidably connected so that during exercise, the first bar shaped Loose core block is with the second bar shaped Loose core block with main Loose core block for core pulling component
Step sector be sliding trace so that two the first bar shaped Loose core blocks and the second bar shaped Loose core block phase center are close, mold mold
When, the first bar shaped Loose core block can be smoothly detached from the second bar shaped Loose core block out of product cavity, this abnormity cavity core pulling mould
Has reasonable design, simple in structure, core-pulling mechanism operation is flexible, is suitble to large-scale promotion.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the core-pulling mechanism sectional view of the present invention；
Fig. 3 is the Loose core block structural schematic diagram of the present invention.
Specific implementation mode
As shown in Fig. 1-3, a kind of abnormity cavity core-pulling die, including mutually fasten upper framed 1 with low mold frame 2 and embedding
In the fixed mold core 5 of upper framed 1 bottom surface and mavable module core 4 embedded in 2 top surface of low mold frame, and mavable module core 4 is chimeric with about 5 fixed mold core
Shi Zucheng mold cavities, 4 bottom of the mavable module core are surrounded by cooling water channel 12,2 bottom surface both side position of low mold frame difference
Be fitted with support block 3, be equipped with upper plate 8 and lower roof plate 7 between the support block 3, the bottom of the lower roof plate 7 is equipped with rubbish and follows closely 6, it is described on
Framed 1 left side is equipped with core-pulling slide block 11, and 11 tail portion of core-pulling slide block is connected with matched inclined guide pillar 9 and guide sleeve 10, framed 1 on this
Right side is equipped with core-pulling mechanism, which includes hydraulic cylinder 13 and Loose core block, the Loose core block by the first bar shaped Loose core block 14,
Second bar shaped Loose core block 15 is formed with main Loose core block 16, which is the Combined cylinder of solenoid valve control, the hydraulic pressure
Cylinder 13 is equipped with the first cylinder rod 132 and the second cylinder rod 131, the first cylinder rod 132 and the first bar shaped Loose core block 14 and second
Bar shaped Loose core block 15 is connected, and the second cylinder rod 13 is connected with main Loose core block 16, the back of the main Loose core block 16 open there are two it is terraced
The top of shape slot, the main Loose core block 16 is trapezoidal, and the first bar shaped Loose core block 14 and the second bar shaped Loose core block 15 are arranged in master respectively
In the dovetail groove of Loose core block 16, the first bar shaped Loose core block 14 and the inside of the second bar shaped Loose core block 15 are equipped with sliding slot, this first
The outside at 15 top of shape Loose core block 14 and the second bar shaped Loose core block outwardly protrudes the cavity for capableing of filling product, and main Loose core block 16 is pushed up
The inside in portion is equipped with sliding block 17, and the sliding block 17 and the dovetail groove sliding slot of main Loose core block 16 are slidably connected.
After molding, its top is pierced by main Loose core block 16 when the first bar shaped Loose core block 15 and the second bar shaped Loose core block 15 are stretched out
Part is located in the mold cavity, the cavity of 15 top filling product of the first bar shaped Loose core block 14 and the second bar shaped Loose core block, moves
Mode 4 is equipped with locking slot, and the first bar shaped Loose core block 15 is equipped with mutually chimeric with locking slot with the side of the second bar shaped Loose core block 15
Latch segment 18, which plays the role of locking after molding, which is equipped with dismountable wear-resistant block 18, wear-resisting
Block 18 is located at the relative motion region of mavable module core 4 and the first bar shaped Loose core block and the second bar shaped Loose core block 14, and wear-resistant block 18 is ground
Replacement can be removed after damage, increase the service life of mold entirety.
When die sinking, solenoid valve control hydraulic cylinder 13, first the second cylinder rod 131 drive 16 break away from moulds type of main Loose core block
Chamber is arranged in the dovetail groove of main Loose core block 16 with the second bar shaped Loose core block 15 due to the first bar shaped Loose core block 14 and is slided with it
Connection, therefore two the first bar shaped Loose core blocks 14 and the second bar shaped Loose core block 15 be as the movement of main Loose core block 16 is to the center displacement,
So that the locking slot of the latch segment 18 of 15 side of the first bar shaped Loose core block 14 and the second bar shaped Loose core block and mavable module core 4 is to unclamp shape
State, therewith the distance between the top bump of the first bar shaped Loose core block 14 and the second bar shaped Loose core block 15 become smaller, secondly solenoid valve
Hydraulic cylinder 13 is controlled, the first cylinder rod 132 drives 16 break away from moulds cavity of main Loose core block, the first bar shaped Loose core block 14 and second
Bar shaped Loose core block 15 is using the step sector of main Loose core block 16 as sliding trace so that the first bar shaped Loose core block 14 and the second bar shaped core pulling
Block 15 can be smoothly detached from out of product cavity, that is, complete core pulling.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of skill in the art that it still can be right
Technical solution recorded in previous embodiment is modified, or is replaced on an equal basis to which part technical characteristic；And these
Modification or replacement, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (4)
1. a kind of abnormity cavity core-pulling die, including upper framed (1) and the low mold frame (2) that mutually fasten, and it is embedded in upper framed (1)
The fixed mold core (5) of bottom surface and the mavable module core (4) for being embedded in low mold frame (2) top surface, and mavable module core (4) and fixed mold core (5) are chimeric up and down
Shi Zucheng mold cavities, described framed (1) are furnished with core-pulling mechanism, and the core-pulling mechanism includes hydraulic cylinder (13) and coupled
The Loose core block connect, which is characterized in that the Loose core block is by the first stripe shape Loose core block (14), the second stripe shape Loose core block (15) and main pumping
Pellet (16) forms, and the back of the main Loose core block (16) opens that there are two dovetail grooves, and the top of the main Loose core block (16) is ladder
Shape, the first stripe shape Loose core block (14) are arranged in the dovetail groove of main Loose core block (16) with the second stripe shape Loose core block (15) respectively
Interior, the first stripe shape Loose core block (14) and the second stripe shape Loose core block (15) are slidably connected with main Loose core block (16), mold shape
When state, the first stripe shape Loose core block (14) and the second stripe shape Loose core block (15) are pierced by main Loose core block (16) and are partly located at the mold cavity
Interior, the first bar shaped Loose core block (14) is equipped with sliding slot, the main Loose core block (16) with the second bar shaped Loose core block (15) inside
Inside top is equipped with sliding block (17), which is slidably connected with sliding slot, and the mavable module core (4) is equipped with locking slot, described
First bar shaped Loose core block (14) is equipped with the latch segment (19) mutually chimeric with locking slot with the side of the second bar shaped Loose core block (15),
The locking slot of the mavable module core (4) is equipped with dismountable wear-resistant block (18).
2. a kind of special-shaped cavity core-pulling die according to claim 1, which is characterized in that low mold frame (2) bottom surface two
Side is fitted with support block (3) respectively, and upper plate (8) and lower roof plate (7) are equipped between the support block (3).
3. a kind of special-shaped cavity core-pulling die according to claim 2, which is characterized in that lower roof plate (7) bottom is set
There is rubbish to follow closely (6).
4. a kind of special-shaped cavity core-pulling die according to claim 1, which is characterized in that mavable module core (4) bottom four
Week is equipped with cooling water channel (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510158369.XA CN106141138B (en) | 2015-04-02 | 2015-04-02 | A kind of abnormity cavity core-pulling die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510158369.XA CN106141138B (en) | 2015-04-02 | 2015-04-02 | A kind of abnormity cavity core-pulling die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106141138A CN106141138A (en) | 2016-11-23 |
| CN106141138B true CN106141138B (en) | 2018-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510158369.XA Active CN106141138B (en) | 2015-04-02 | 2015-04-02 | A kind of abnormity cavity core-pulling die |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102554182A (en) * | 2012-03-08 | 2012-07-11 | 宁波华朔模具机械有限公司 | Die-casting die structure with combination of multiple angle pins and loose core for connecting pipes |
| CN102581254A (en) * | 2012-03-08 | 2012-07-18 | 宁波华朔模具机械有限公司 | Die structure with assembly for obliquely pulling core in sliding blocks |
| CN202498694U (en) * | 2011-09-27 | 2012-10-24 | 牟维军 | Oblique guide pillar incomplete core-pulling mould mechanism |
| CN202727220U (en) * | 2012-06-14 | 2013-02-13 | 宁波华朔模具机械有限公司 | Inclined pulling type die-casting mold for automobile pedal shell |
| CN203155985U (en) * | 2013-03-06 | 2013-08-28 | 宁波华朔模具机械有限公司 | Die-casting die for automobile part |
| CN204545372U (en) * | 2015-04-02 | 2015-08-12 | 宁波华朔模具机械有限公司 | A kind of special-shaped cavity core-pulling die |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3099533B2 (en) * | 1992-07-27 | 2000-10-16 | アイシン精機株式会社 | Three-piece core for piston |
-
2015
- 2015-04-02 CN CN201510158369.XA patent/CN106141138B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202498694U (en) * | 2011-09-27 | 2012-10-24 | 牟维军 | Oblique guide pillar incomplete core-pulling mould mechanism |
| CN102554182A (en) * | 2012-03-08 | 2012-07-11 | 宁波华朔模具机械有限公司 | Die-casting die structure with combination of multiple angle pins and loose core for connecting pipes |
| CN102581254A (en) * | 2012-03-08 | 2012-07-18 | 宁波华朔模具机械有限公司 | Die structure with assembly for obliquely pulling core in sliding blocks |
| CN202727220U (en) * | 2012-06-14 | 2013-02-13 | 宁波华朔模具机械有限公司 | Inclined pulling type die-casting mold for automobile pedal shell |
| CN203155985U (en) * | 2013-03-06 | 2013-08-28 | 宁波华朔模具机械有限公司 | Die-casting die for automobile part |
| CN204545372U (en) * | 2015-04-02 | 2015-08-12 | 宁波华朔模具机械有限公司 | A kind of special-shaped cavity core-pulling die |
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| Publication number | Publication date |
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| CN106141138A (en) | 2016-11-23 |
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Address after: 315800 Ningbo, Beilun province Mao Yang Mountain Road, No. 518 Applicant after: Zhejiang China Polytron Technologies Inc Address before: 315000 Ningbo, Beilun province Mao Yang Mountain Road, No. 518 Applicant before: Ningbo Huashuo Molding & Machine Co., Ltd. |
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