CN105562652A - Casting mold with heat sink molding cavity - Google Patents
Casting mold with heat sink molding cavity Download PDFInfo
- Publication number
- CN105562652A CN105562652A CN201510948441.9A CN201510948441A CN105562652A CN 105562652 A CN105562652 A CN 105562652A CN 201510948441 A CN201510948441 A CN 201510948441A CN 105562652 A CN105562652 A CN 105562652A
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- CN
- China
- Prior art keywords
- core
- dynamic model
- cover half
- mould
- moving
- 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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
Abstract
The invention discloses a casting mold with a heat sink molding cavity. A fixed mold core is provided with a fixed mold cavity which is a rectangular groove; a circular heat sink molding boss is arranged at one side in the rectangular groove; a moving mold core is provided with a moving mold cavity; a rectangular boss is arranged in the moving mold cavity; the heat sink molding cavity is arranged on the rectangular boss; a distributor communicates with the moving mold cavity through a funnel-shaped runner; a plurality of uniformly-distributed cinder ladles are arranged at positions, which are positioned at the outer side of the moving mold cavity, in the moving mold core; exhaust grooves communicating with the cinder ladles are formed in the moving mold core and a moving mold frame; and cinder ladle grooves matched with the cinder ladles in the moving mold core are formed in the fixed mold core. The circular heat sink molding boss of the fixed mold cavity and the heat sink molding cavity of the moving mold cavity are matched to form a heat sink; and by arranging the cinder ladles and the exhaust grooves, higher effectiveness in exhausting is realized, air holes of products are reduced, and the quality of the products is improved.
Description
Technical field
The present invention relates to mould applications, be specifically related to a kind of casting die with molding heat radiator chamber.
Background technology
Casting is the conventional processing method of metal parts, is particularly useful for making complex-shaped part blank.During manufacture, liquid metal is poured in the cavity of casting mold, to be cooled solidify after can obtain solid-state foundry goods.The quality of casting mold to foundry goods has a significant impact, when especially adopting sub-module design, with die joint in casting mold, easy generation mould shift defect, if foundry goods is also with pore structure, then more easily produces the deviation of shape and size, affect the form accuracy of casting mold, thus have influence on the quality of foundry goods.Be at most adopt guide pillars and bushes to position usually in prior art, its positioning precision is not high, and therefore casting accuracy is not high, especially easily causes percent defective high when making some high-precision meticulous goods.
The die casting of application number a kind of replaceable core rod that has been the disclosure of the invention of CN201220611624.3, comprise patrix pin, counterdie pin, dynamic model frame, cover half frame and ejecting mechanism, described dynamic model frame is provided with dynamic model charging insert and moving-mould-core, described cover half frame is provided with cover half charging insert and cover half core, described moving-mould-core and cover half core are provided with slide block, described slide block is fixed on take-up housing, and described moving-mould-core and described dynamic model frame, described cover half core and described cover half frame are respectively and removably connect.
The mould of application number a kind of sleeve for having side opening that has been the disclosure of the invention of CN201120079863.4, comprise cover half frame, dynamic model frame, mould pin, upper ejector plate, lower liftout plate and support column, respectively there is a cavity bottom surface of cover half frame and dynamic model frame, the cavity of cover half frame and the cavity of dynamic model frame is aligned with each other pieces together a casting mold cavity completed, a mould pin is each side provided with below dynamic model frame, upper ejector plate and lower liftout plate is provided with from top to bottom successively between two mould pin, a support column is established at middle part below dynamic model frame, support column is positioned at the outside of upper ejector plate and lower liftout plate, it is characterized in that: also comprise guide pillar, guide pin bushing, spreader, barrel, sleeve, cover half core, moving-mould-core, thimble, top plate guide post, top plate guide bushing, taper pin, slide block, take-up housing, latch segment, brake pad, press strip and slide block block, cover half core is embedded in the cavity of cover half frame bottom surface, moving-mould-core is embedded in the cavity of dynamic model frame bottom surface, the bottom surface of cover half core and the bottom surface of moving-mould-core aligned with each other, the bottom surface of cover half frame is provided with guide pillar, guide pillar is positioned at the side of cover half core, one end of guide pillar to be inserted in cover half frame and is fixed by screws on cover half frame, the bottom surface of dynamic model frame is provided with guide pin bushing, guide pin bushing is positioned at the side of moving-mould-core, guide pin bushing insertion dynamic model frame is interior and the underrun screw of guide pin bushing is fixed on dynamic model frame, the other end of guide pillar inserts in guide pin bushing, the opposite side of cover half core is provided with barrel, barrel overcoat has sleeve, the opening at barrel two ends is located on two end faces of cover half frame respectively, an opening part of barrel is provided with spreader, passage and the casting mold cavity of barrel opening and spreader formation are through, one end of thimble is fixed on upper ejector plate, the other end of thimble withstands on moving-mould-core, outside top plate guide post one end, cover has top plate guide bushing and is screwed on lower liftout plate, the other end of top plate guide post is through in the blind hole snapped in after upper ejector plate on dynamic model frame end face, the two ends of cover half frame and dynamic model frame all have pin hole, the pin hole of cover half frame and the pin hole of dynamic model frame aligned with each other, cover half frame is connected with dynamic model frame with the pin hole of dynamic model frame through the pin hole of cover half frame by taper pin successively, after cover half core and moving-mould-core split, the two ends in split face are respectively equipped with slide block, the opposite side of slide block is provided with take-up housing, the cross section of take-up housing is stairstepping, the inclined-plane of take-up housing next stage step presses latch segment, the top of take-up housing is lined with brake pad, the top of brake pad is provided with press strip, the side of brake pad is provided with slide block block.
Summary of the invention
The object of this invention is to provide a kind of closing precision high, the casting die with molding heat radiator chamber that casting quality is good.
In order to realize this purpose, technical scheme of the present invention is as follows: a kind of casting die with molding heat radiator chamber, comprise cover half frame, cover half core, dynamic model frame and moving-mould-core, it is characterized in that described cover half frame is provided with guide pin bushing, dynamic model frame is provided with the guide pillar matched with described guide pin bushing, cover half core is provided with fine positioning groove, moving-mould-core is provided with the fine positioning projection matched with described fine positioning groove, cover half frame side is provided with sprue bush, the relevant position of dynamic model frame is provided with shunting, cover half core is provided with cover half die cavity, described cover half die cavity is a rectangular recess, in described rectangular recess, side is provided with the shaping boss of circular radiator, the groove of a genesis analysis is provided with in the middle of the shaping boss of described circular radiator, the groove of uniform some the horizontally sets in both sides, the shaping boss of described circular radiator is connected to the bottom of described rectangular recess by inclined-plane, the angle of described inclined-plane and horizontal plane is 10 ~ 15 °, in the shaping boss arranged outside of described circular radiator two cylindrical peg, moving-mould-core is provided with dynamic model die cavity, in described dynamic model die cavity, rectangle boss is set, described rectangle boss is provided with molding heat radiator chamber, the groove of a genesis analysis is provided with in the middle of described molding heat radiator chamber, the raised line of uniform some the horizontally sets in both sides, the arranged outside in described molding heat radiator chamber has the circular groove matched with cylindrical peg, by funnelform flow passage between shunting and dynamic model die cavity, the position be positioned in moving-mould-core outside dynamic model die cavity arranges equally distributed cinder ladle, moving-mould-core is provided with dynamic model frame the air discharge duct be communicated with cinder ladle, cover half in-core is provided with the cinder ladle groove matched with moving-mould-core cinder ladle, the length-width ratio of described cinder ladle is 3:2, the length-width ratio of described cinder ladle groove is also 3:2, the degree of depth of cinder ladle groove is 1:1.2 with width ratio.
Liquid metal enters in dynamic model die cavity between moving-mould-core and cover half core and cover half die cavity by sprue bush and shunting subflow, forms required foundry goods.The molding heat radiator chamber of the shaping boss of circular radiator of cover half die cavity and dynamic model die cavity coordinates and forms radiating groove, and outside radiating groove, form an inclined-plane, and the cylindrical peg outside radiating groove then coordinates with circular groove and forms circular hole.Dynamic model frame and cover half frame, by guide pillars and bushes guide-localization, are accurately located by fine positioning groove and fine positioning projection between cover half core and moving-mould-core simultaneously, are made the product size precision of die casting higher.The invention has the advantages that closing precision is high, casting quality is good, is suitable for the product of cast structure complexity.
Accompanying drawing explanation
Fig. 1 is the structural representation of cover half frame and cover half core.
Fig. 2 is the structural representation of dynamic model frame and moving-mould-core.
Detailed description of the invention
According to Figure of description and specific embodiment, the present invention is further elaborated below.
In figure, 1 is guide pin bushing, and 2 is cover half core, and 3 is cover half frame, and 4 is sprue bush, 5 is runner, and 6 is shunting, and 7 is bumping post, and 8 is cooling water channel, 9 is dynamic model frame, and 10 is moving-mould-core, and 11 is cinder ladle, and 12 is fine positioning projection, 13 is guide pillar, and 14 is cover half die cavity, and 15 is the shaping boss of circular radiator, and 16 is inclined-plane, 18 is cylindrical peg, and 19 is rectangle boss, and 20 is molding heat radiator chamber, 21 is circular groove, and 22 is air discharge duct, and 23 is cinder ladle groove.
A kind of casting die with molding heat radiator chamber, comprise cover half frame 3, cover half core 2, dynamic model frame 9 and moving-mould-core 10, it is characterized in that described cover half frame 3 is provided with guide pin bushing 1, dynamic model frame 3 is provided with the guide pillar 13 matched with described guide pin bushing 1, cover half core 2 is provided with fine positioning groove, moving-mould-core is provided with the fine positioning projection 12 matched with described fine positioning groove, cover half frame 3 side is provided with sprue bush 4, the relevant position of dynamic model frame 9 is provided with shunting 6, cover half core 2 is provided with cover half die cavity 14, described cover half die cavity is a rectangular recess, in described rectangular recess, side is provided with the shaping boss 15 of circular radiator, the groove of a genesis analysis is provided with in the middle of the shaping boss 15 of described circular radiator, the groove of uniform some the horizontally sets in both sides, the shaping boss of described circular radiator is connected to the bottom of described rectangular recess by inclined-plane 16, described inclined-plane 16 is 10 ~ 15 ° with the angle of horizontal plane, in the shaping boss arranged outside of described circular radiator two cylindrical peg 18, moving-mould-core is provided with dynamic model die cavity, in described dynamic model die cavity, rectangle boss 19 is set, described rectangle boss 19 is provided with molding heat radiator chamber 20, the groove of a genesis analysis is provided with in the middle of described molding heat radiator chamber 20, the raised line of uniform some the horizontally sets in both sides, with the fit depressions of described some horizontally sets, the arranged outside in described molding heat radiator chamber has the circular groove 21 matched with cylindrical peg, be communicated with by funnelform runner 5 between shunting 6 and dynamic model die cavity, the position be positioned in moving-mould-core outside dynamic model die cavity arranges equally distributed cinder ladle 11, moving-mould-core and dynamic model frame are provided with the air discharge duct 22 be communicated with cinder ladle, cover half in-core is provided with the cinder ladle groove 23 matched with moving-mould-core cinder ladle, the length-width ratio of described cinder ladle 11 is 3:2, the length-width ratio of described cinder ladle groove 23 is also 3:2, the degree of depth of cinder ladle groove 23 is 1:1.2 with width ratio.
Aluminium liquid flows in dynamic model die cavity and cover half die cavity from runner, forms required foundry goods.The shaping boss 15 of circular radiator of cover half die cavity and the molding heat radiator chamber 20 of dynamic model die cavity coordinate formation radiator, the groove that some horizontally sets wherein match and raised line cooperation define radiating groove, and outside the radiating groove of shaping lid, forming an inclined-plane by inclined-plane 16, the cylindrical peg 18 outside radiating groove then coordinates with circular groove 21 and forms circular hole.
According to a particular embodiment of the invention, described cover half frame and dynamic model frame are quadrilateral structure, cloth is divided equally at four angles of described dynamic model frame and is provided with a guide pillar 13, described guide pillar 13 is arranged to lopsidedness, 81 ~ 85 ° of angles are formed between the center line of guide pillar and the upper surface of dynamic model frame, similarly, guide pin bushing is also corresponding being arranged on obliquely on four angles of cover half frame.
According to a particular embodiment of the invention, described cover half core and moving-mould-core are quadrilateral structure, and described fine positioning groove and fine positioning projection 12 are separately positioned on four angles of cover half core and moving-mould-core.
Runner design funnel, can increase pressure and make aluminium liquid filling die cavity within very short time, cast out high-quality product.The side of described runner is also provided with air discharge duct, and first the gas entering runner can discharge from described air discharge duct, to reduce the gas entered in dynamic model die cavity and cover half die cavity.Air discharge duct, cinder ladle and cinder ladle groove be arranged so that exhaust is more effective, reduce product air holes, improve the quality of products, cinder ladle channel section is slightly larger than the cross section of cinder ladle, and the ratio of cinder ladle depth of groove and width is generally 1:1.3.Also thimble can be provided with, for ejecting product after die sinking in dynamic model die cavity.Dynamic model frame bottom is provided with mould pin, and for being fixed on die casting machine, support module, the side of mould pin is provided with bumping post 7, and bumping post is arranged on mould placed side, protection water pipe.Also being provided with cooling water channel 8 in dynamic model frame, for controlling mold temperature, extending die life.Also can establish release link in moving-mould-core 10, allow ejecting mechanism reset in advance, be unlikely to mold cores of damaging.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that the present invention specifically implements to be confined to these explanations above-mentioned.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (4)
1., with the casting die in molding heat radiator chamber, comprise cover half frame, cover half core, dynamic model frame and moving-mould-core, it is characterized in that
Described cover half frame is provided with guide pin bushing, dynamic model frame is provided with the guide pillar matched with described guide pin bushing, and cover half core is provided with fine positioning groove, and moving-mould-core is provided with the fine positioning projection matched with described fine positioning groove, cover half frame side is provided with sprue bush, and the relevant position of dynamic model frame is provided with shunting;
Cover half core is provided with cover half die cavity, described cover half die cavity is a rectangular recess, in described rectangular recess, side is provided with the shaping boss of circular radiator, the groove of a genesis analysis is provided with in the middle of the shaping boss of described circular radiator, the groove of uniform some the horizontally sets in both sides, the shaping boss of described circular radiator is connected to the bottom of described rectangular recess by inclined-plane, the angle of described inclined-plane and horizontal plane is 10 ~ 15 °, in the shaping boss arranged outside of described circular radiator two cylindrical peg;
Moving-mould-core is provided with dynamic model die cavity, in described dynamic model die cavity, rectangle boss is set, described rectangle boss is provided with molding heat radiator chamber, the groove of a genesis analysis is provided with in the middle of described molding heat radiator chamber, the raised line of uniform some the horizontally sets in both sides, the arranged outside in described molding heat radiator chamber has the circular groove matched with cylindrical peg;
By funnelform flow passage between shunting and dynamic model die cavity, the position be positioned in moving-mould-core outside dynamic model die cavity arranges equally distributed cinder ladle, moving-mould-core is provided with dynamic model frame the air discharge duct be communicated with cinder ladle, cover half in-core is provided with the cinder ladle groove matched with moving-mould-core cinder ladle, the length-width ratio of described cinder ladle is 3:2, the length-width ratio of described cinder ladle groove is also 3:2, and the degree of depth of cinder ladle groove is 1:1.2 with width ratio.
2. a kind of casting die with molding heat radiator chamber as claimed in claim 1, is characterized in that also being provided with thimble in dynamic model die cavity.
3. a kind of casting die with molding heat radiator chamber as claimed in claim 1, it is characterized in that: dynamic model frame bottom is provided with mould pin, the side of mould pin is provided with bumping post.
4. a kind of casting die with molding heat radiator chamber as claimed in claim 1, is characterized in that: be also provided with cooling water channel in dynamic model frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510948441.9A CN105562652A (en) | 2015-12-17 | 2015-12-17 | Casting mold with heat sink molding cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510948441.9A CN105562652A (en) | 2015-12-17 | 2015-12-17 | Casting mold with heat sink molding cavity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105562652A true CN105562652A (en) | 2016-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510948441.9A Pending CN105562652A (en) | 2015-12-17 | 2015-12-17 | Casting mold with heat sink molding cavity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105562652A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564211A (en) * | 2016-10-31 | 2017-04-19 | 河南科技大学 | Forming device and template guiding structure and method thereof |
| CN106583681A (en) * | 2016-12-22 | 2017-04-26 | 宁波杰达模具机械有限公司 | Die-casting mold with oblique core-pulling structures |
| CN106670421A (en) * | 2016-12-22 | 2017-05-17 | 宁波杰达模具机械有限公司 | Die-casting mold with application of sliding block core flow channel forming |
| CN106735061A (en) * | 2016-12-22 | 2017-05-31 | 宁波杰达模具机械有限公司 | A kind of die casting for facilitating housing to be molded |
-
2015
- 2015-12-17 CN CN201510948441.9A patent/CN105562652A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564211A (en) * | 2016-10-31 | 2017-04-19 | 河南科技大学 | Forming device and template guiding structure and method thereof |
| CN106564211B (en) * | 2016-10-31 | 2018-09-18 | 河南科技大学 | Molding machine and its template direction structure, guidance method |
| CN106583681A (en) * | 2016-12-22 | 2017-04-26 | 宁波杰达模具机械有限公司 | Die-casting mold with oblique core-pulling structures |
| CN106670421A (en) * | 2016-12-22 | 2017-05-17 | 宁波杰达模具机械有限公司 | Die-casting mold with application of sliding block core flow channel forming |
| CN106735061A (en) * | 2016-12-22 | 2017-05-31 | 宁波杰达模具机械有限公司 | A kind of die casting for facilitating housing to be molded |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160511 |
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| WD01 | Invention patent application deemed withdrawn after publication |