CN103433460A - Mold for bracket provided with sunken platform on pin hole part - Google Patents
Mold for bracket provided with sunken platform on pin hole part Download PDFInfo
- Publication number
- CN103433460A CN103433460A CN2013103529421A CN201310352942A CN103433460A CN 103433460 A CN103433460 A CN 103433460A CN 2013103529421 A CN2013103529421 A CN 2013103529421A CN 201310352942 A CN201310352942 A CN 201310352942A CN 103433460 A CN103433460 A CN 103433460A
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- die cavity
- cover half
- pin
- mould
- dynamic model
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Abstract
The invention discloses a mold for a bracket provided with a sunken platform on a pin hole part. The mold is characterized in that a fixed die core is provided with a quadrangular fixed die cavity, wherein a square groove is formed in the center of the fixed die cavity; two sides of the square groove are expanded inclined surfaces; a pin hole is arranged in the square groove; a pin which is matched with the pin hole is arranged in the fixed die frame; a movable die core is provided with a movable die cavity which is matched with the fixed die cavity; a bump corresponding to the square groove is arranged in the center of the movable die cavity; the height of the bump is less than the depth of the square groove; the fixed die cavity is provided with a guide column; the movable die frame is provided with a guide sleeve which is matched with the guide column; the fixed die core is provided with a fine positioning groove; the movable die core is provided with a fine positioning bump which is matched with the fine positioning groove; one side of the fixed die frame is provided with a sprue bush; a sprue spreader is arranged at a corresponding position of the movable die frame; the sprue spreader is communicated with the movable die cavity through three runners. The mold has the advantages of high mold closing precision and good casting quality.
Description
Technical field
The present invention relates to the technical field of die apparatus, be specifically related to a kind of mould that is provided with the support of depression platform for the pin-and-hole place, particularly its upper and lower mould internal structure.
Background technology
Casting is the processing method commonly used of metal parts, is particularly useful for making complex-shaped part blank.During manufacture, liquid metal is poured in the cavity of casting mold, after to be cooled solidifying, can obtains solid-state foundry goods.Casting mold has a significant impact the quality of foundry goods, while especially adopting sub-module design, in casting mold with die joint, easily produce the mould shift defect, if foundry goods, also with pore structure, more easily produces the deviation of shape and size, affect the form accuracy of casting mold, thereby have influence on the quality of foundry goods.In prior art, be at most to adopt guide pillars and bushes to position usually, its positioning precision is not high, so casting accuracy is not high, especially when making some high-precision meticulous goods, easily causes percent defective high.
The utility model that application number is CN201220611624.3 discloses a kind of die casting of replaceable core rod, comprise patrix pin, counterdie pin, dynamic model frame, cover half frame and ejecting mechanism, being provided with the dynamic model charging on described dynamic model frame inserts and moving-mould-core, being provided with the cover half charging on described cover half frame inserts and the cover half core, be provided with slide block on described moving-mould-core and cover half core, 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 utility model that application number is CN201120079863.4 discloses a kind of mould for the sleeve that has side opening, comprise the cover half frame, the dynamic model frame, the 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 the cavity of cover half frame and dynamic model frame is aligned with each other pieces together a casting mold cavity completed, dynamic model frame below each side be provided with a mould pin, be provided with successively upper ejector plate and lower liftout plate between two mould pin from top to bottom, a support column is established at the middle part of dynamic model frame below, 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, the 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, the 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 are aligned with each other, the bottom surface of cover half frame is provided with guide pillar, guide pillar is positioned at a side of cover half core, one end of guide pillar inserts in the cover half frame and is fixed by screws on the cover half frame, the bottom surface of dynamic model frame is provided with guide pin bushing, guide pin bushing is positioned at a side of moving-mould-core, guide pin bushing inserts in the dynamic model frame and the underrun screw of guide pin bushing is fixed on the 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, the barrel overcoat has sleeve, the opening at barrel two ends is located at respectively on two end faces of cover half frame, an opening part of barrel is provided with spreader, the passage that barrel opening and spreader form and casting mold cavity connect, one end of thimble is fixed on upper ejector plate, the other end of thimble withstands on moving-mould-core, top plate guide post one end outside cover has top plate guide bushing and is screwed on lower liftout plate, the other end of top plate guide post snaps in the blind hole on dynamic model frame end face through after upper ejector plate, the two ends of cover half frame and dynamic model frame all have pin hole, the pin hole of the pin hole of cover half frame and dynamic model frame is aligned with each other, taper pin is connected the cover half frame through the pin hole of cover half frame and the pin hole of dynamic model frame successively with the dynamic model frame, after cover half core and moving-mould-core amalgamation, the two ends of amalgamation 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, press latch segment on the inclined-plane of take-up housing next stage step, the top of take-up housing is lined with brake pad, the top of brake pad is provided with press strip, one side of brake pad is provided with the slide block block.
Summary of the invention
The purpose of this invention is to provide a kind of closing precision high, what casting quality was good is provided with the mould of support of depression platform for the pin-and-hole place.
In order to realize this purpose, technical scheme of the present invention is as follows: a kind of mould that is provided with the support of depression platform for the pin-and-hole place, comprise the cover half frame, the cover half core, dynamic model frame and moving-mould-core, it is characterized in that the cover half core is provided with tetragonal cover half die cavity, cover half die cavity center is provided with a square groove, the both sides of square groove are the inclined-plane extended out, the side of two correspondences of described cover half die cavity is the plane be parallel to each other, the side of another two correspondences is cambered surface, described cover half die cavity is provided with four angles, be respectively equipped with round boss on each angle, the round bump side is inclined-plane, the center of round boss is provided with pin-and-hole, also be provided with a pin-and-hole in square groove, be provided with the pin matched with described pin-and-hole in the cover half frame, moving-mould-core is provided with the dynamic model die cavity matched with the cover half die cavity, the dynamic model die cavity also is provided with four corresponding angles, be provided with a circular groove in each angle, also be provided with pin-and-hole in circular groove, the Ye Cheng inclined-plane, side of circular groove, the degree of depth of circular groove is greater than the height of round boss in the cover half die cavity, dynamic model die cavity center is provided with the projection corresponding with described square groove, the height of projection is less than the degree of depth of square groove, described cover half frame is provided with guide pillar, the dynamic model frame is provided with the guide pin bushing matched with described guide pillar, the cover half core is provided with the fine positioning groove, moving-mould-core is provided with the fine positioning projection matched with described fine positioning groove, cover half frame one side is provided with sprue bush, the relevant position of dynamic model frame is provided with shunting, between shunting and dynamic model die cavity, by three runners, be communicated with.Described runner is funnel-form, and funnel-form increases pressure and makes aluminium liquid filling die cavity within the extremely short time, casts out high-quality finished product.The inner bilateral symmetry of dynamic model die cavity is provided with a plurality of thin projections.During matched moulds, the round boss of cover half die cavity is positioned at the circular groove of dynamic model die cavity, and has gap between the two.The dynamic model frame is provided with air discharge duct, along dynamic model die cavity periphery, is provided with a plurality of cinder ladles, and the relevant position of cover half die cavity periphery also is provided with cinder ladle, and described cinder ladle is communicated with the air discharge duct in being arranged on moving-mould-core.
Liquid metal enters in the dynamic model die cavity and cover half die cavity between moving-mould-core and cover half core by sprue bush and shunting subflow, form support, the support central upper portion is provided with a projection, the position that this frame bottom is positioned at the projection below is provided with groove, circular depressed is formed on bottom, four angles of this support, is provided with a pin-and-hole in projection.Dynamic model frame and cover half frame, by the 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, make the product size precision of die casting higher.The runner design funnel increases pressure and makes aluminium liquid filling die cavity within the extremely short time, casts out high-quality finished product.The invention has the advantages that closing precision is high, casting quality is good, is suitable for the product of cast structure complexity.
The accompanying drawing explanation
The structural representation that Fig. 1 is cover half frame and cover half core.
The structural representation that Fig. 2 is dynamic model frame and moving-mould-core.
The specific embodiment
Below according to Figure of description and specific embodiment, the present invention is further elaborated.
In figure
1 is the cover half frame;
2 is guide pillar;
3 is pin;
4 is cooling water channel;
5 is sprue bush;
6 is splash-back;
7 is the cover half core;
8 is release link;
9 is the fine positioning projection;
10 is moving-mould-core;
11 is the cinder ladle chamber;
12 is thimble;
13 is air discharge duct;
14 is runner;
15 is shunting;
16 is guide pin bushing;
17 is the dynamic model frame;
18 is the mould pin;
19 is bumping post;
20 is the cover half die cavity;
21 is the dynamic model die cavity;
22 is projection;
23 is thin projection;
24 is circular groove;
25 is round boss;
26 is square groove.
A kind of mould that is provided with the support of depression platform for the pin-and-hole place, comprise cover half frame 1, cover half core 7, dynamic model frame 17 and moving-mould-core 10, it is characterized in that cover half core 7 is provided with tetragonal cover half die cavity 20, cover half die cavity center is provided with a square groove 26, the both sides of square groove are the inclined-plane extended out, the side of two correspondences of described cover half die cavity is the plane be parallel to each other, the side of another two correspondences is cambered surface, described cover half die cavity is provided with four angles, be respectively equipped with round boss 25 on each angle, the round bump side is inclined-plane, the center of round boss is provided with pin-and-hole, also be provided with a pin-and-hole in square groove, be provided with the pin 3 matched with described pin-and-hole in the cover half frame, moving-mould-core 10 is provided with the dynamic model die cavity 21 matched with the cover half die cavity, dynamic model die cavity center is provided with the projection corresponding with described square groove 22, the height of projection is less than the degree of depth of square groove, the dynamic model die cavity also is provided with four corresponding angles, be provided with a circular groove 24 in each angle, also be provided with pin-and-hole in circular groove, the Ye Cheng inclined-plane, side of circular groove, the degree of depth of circular groove is greater than the height of round boss 25 in the cover half die cavity, there is gap during matched moulds between the two, form the depression platform at pin-and-hole place, described cover half frame 1 is provided with guide pillar 2, dynamic model frame 17 is provided with the guide pin bushing 16 matched with described guide pillar 2, cover half core 7 is provided with the fine positioning groove, moving-mould-core 10 is provided with the fine positioning projection 9 matched with described fine positioning groove, cover half frame 1 one sides are provided with sprue bush 5, the relevant position of dynamic model frame 17 is provided with shunting 15, between shunting son 15 and dynamic model die cavity, by three runners 14, be communicated with.Described runner 14 is funnel-form, and funnelform runner increases pressure and makes aluminium liquid filling die cavity within the extremely short time, casts out high-quality finished product.The inner bilateral symmetry of dynamic model die cavity is provided with a plurality of thin projections 23.During matched moulds, the round boss of cover half die cavity is positioned at the circular groove of dynamic model die cavity, and has gap between the two.The dynamic model frame is provided with air discharge duct, along dynamic model die cavity periphery, is provided with a plurality of cinder ladles, and the relevant position of cover half die cavity periphery also is provided with cinder ladle, and described cinder ladle is communicated with the air discharge duct in being arranged on moving-mould-core.
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 are separately positioned on corresponding two angles on one side of cover half core and moving-mould-core.
The square groove at dynamic model die cavity center projection and cover half die cavity center cooperatively interacts, and casts out top with projection, and reeded support is with in bottom.Pin in pin-and-hole in dynamic model die cavity and cover half die cavity and cover half frame 1 coordinates the pin-and-hole formed in support.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that the concrete enforcement of the present invention is confined to above-mentioned these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (7)
1. a mould that is provided with the support of depression platform for the pin-and-hole place, comprise cover half frame, cover half core, dynamic model frame and moving-mould-core, it is characterized in that:
The cover half core is provided with tetragonal cover half die cavity, cover half die cavity center is provided with a square groove, the both sides of square groove are the inclined-plane extended out, and the side of two correspondences of described cover half die cavity is the plane be parallel to each other, and the side of another two correspondences is cambered surface, described cover half die cavity is provided with four angles, be respectively equipped with round boss on each angle, the round bump side is inclined-plane, and the center of round boss is provided with pin-and-hole, also be provided with a pin-and-hole in square groove, be provided with the pin matched with described pin-and-hole in the cover half frame;
Moving-mould-core is provided with the dynamic model die cavity matched with the cover half die cavity, the dynamic model die cavity also is provided with four corresponding angles, be provided with a circular groove in each angle, also be provided with pin-and-hole in circular groove, the Ye Cheng inclined-plane, side of circular groove, the degree of depth of circular groove is greater than the height of round boss in the cover half die cavity, and dynamic model die cavity center is provided with the projection corresponding with described square groove, and the height of projection is less than the degree of depth of square groove;
Described cover half frame is provided with guide pillar, and the dynamic model frame is provided with the guide pin bushing matched with described guide pillar, and the cover half core is provided with the fine positioning groove, and moving-mould-core is provided with the fine positioning projection matched with described fine positioning groove;
Cover half frame one side is provided with sprue bush, and the relevant position of dynamic model frame is provided with shunting, between shunting and dynamic model die cavity, by three runners, is communicated with.
2. a kind of mould of support that is provided with the depression platform for the pin-and-hole place as claimed in claim 1, it is characterized in that: described runner is funnel-form.
3. a kind of mould of support that is provided with the depression platform for the pin-and-hole place as claimed in claim 1, it is characterized in that: the inner bilateral symmetry of dynamic model die cavity is provided with a plurality of thin projections.
4. a kind of mould of support that is provided with the depression platform for the pin-and-hole place as claimed in claim 1, it is characterized in that: after matched moulds, dynamic model die cavity center projection is positioned at the square groove of cover half die cavity, and there is gap between the two, the round boss of cover half die cavity is positioned at the circular groove of dynamic model die cavity, and has gap between the two.
5. a kind of mould of support that is provided with the depression platform for the pin-and-hole place as claimed in claim 1, it is characterized in that: the dynamic model frame is provided with air discharge duct, be provided with a plurality of cinder ladles chamber along dynamic model die cavity periphery, the relevant position of cover half die cavity periphery also is provided with the cinder ladle chamber, both matched moulds form cinder ladle, and described cinder ladle is communicated with the air discharge duct in being arranged on moving-mould-core.
6. a kind of mould that is provided with the support of depression platform for the pin-and-hole place as claimed in claim 1, is characterized in that: also be provided with thimble in the dynamic model die cavity.
7. a kind of mould of support that is provided with the depression platform for the pin-and-hole place as claimed in claim 1, it is characterized in that: the cover half frame bottom is provided with the mould pin, and a side of mould pin is provided with bumping post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103529421A CN103433460A (en) | 2013-08-14 | 2013-08-14 | Mold for bracket provided with sunken platform on pin hole part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013103529421A CN103433460A (en) | 2013-08-14 | 2013-08-14 | Mold for bracket provided with sunken platform on pin hole part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103433460A true CN103433460A (en) | 2013-12-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013103529421A Pending CN103433460A (en) | 2013-08-14 | 2013-08-14 | Mold for bracket provided with sunken platform on pin hole part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103433460A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736935A (en) * | 2013-12-24 | 2014-04-23 | 上海亚德林有色金属有限公司 | Mold for manufacturing automobile engine support body |
| CN103736922A (en) * | 2013-12-24 | 2014-04-23 | 上海亚德林有色金属有限公司 | Mold structure for machining multiple automobile shock-absorption system components synchronously |
| CN103831937A (en) * | 2014-03-20 | 2014-06-04 | 苏州鑫荣健身器材有限公司 | Casting mould of internal part of dust collector |
| CN107839156A (en) * | 2017-11-10 | 2018-03-27 | 广东泰安模塑科技股份有限公司 | A kind of mould structure for exempting from collision |
| CN110405177A (en) * | 2018-04-26 | 2019-11-05 | Ykk株式会社 | Die casting equipment |
-
2013
- 2013-08-14 CN CN2013103529421A patent/CN103433460A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103736935A (en) * | 2013-12-24 | 2014-04-23 | 上海亚德林有色金属有限公司 | Mold for manufacturing automobile engine support body |
| CN103736922A (en) * | 2013-12-24 | 2014-04-23 | 上海亚德林有色金属有限公司 | Mold structure for machining multiple automobile shock-absorption system components synchronously |
| CN103831937A (en) * | 2014-03-20 | 2014-06-04 | 苏州鑫荣健身器材有限公司 | Casting mould of internal part of dust collector |
| CN107839156A (en) * | 2017-11-10 | 2018-03-27 | 广东泰安模塑科技股份有限公司 | A kind of mould structure for exempting from collision |
| CN110405177A (en) * | 2018-04-26 | 2019-11-05 | Ykk株式会社 | Die casting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131211 |
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| WD01 | Invention patent application deemed withdrawn after publication |