CN105537558A - Die for machining lid provided with arc-shaped spacing plate - Google Patents
Die for machining lid provided with arc-shaped spacing plate Download PDFInfo
- Publication number
- CN105537558A CN105537558A CN201510948438.7A CN201510948438A CN105537558A CN 105537558 A CN105537558 A CN 105537558A CN 201510948438 A CN201510948438 A CN 201510948438A CN 105537558 A CN105537558 A CN 105537558A
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- China
- Prior art keywords
- die cavity
- arc
- cover half
- dynamic model
- core
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a die structure for machining a lid provided with an arc-shaped spacing plate. A fixed die core is provided with a fixed die cavity, a main body of the fixed die cavity is a rectangular slot, and raised lines are arranged at one side inside the rectangular slot and are provided with raised steps; a moving die core is provided with a moving die cavity matched with the fixed die cavity, a main body of the moving die cavity is a rectangular slot in which a boss is arranged, the boss is provided with thread-shaped flanges, boss grooves are formed between every two thread-shaped flanges, and an arc-shaped narrow groove is arranged in the middle of the boss of the moving die cavity; and one side of a fixed die frame is provided with a sprue bush, a sprue spreader is arranged at a corresponding position of a moving die frame and is communicated with the moving die cavity through a funnel-shaped runner extending to the arc-shaped narrow groove in the middle of the moving die cavity, the periphery of the moving die cavity is provided with cinder ladles, and the moving die core is provided with exhaust grooves communicated with the cinder ladles. Due to the arrangement of the cinder ladles at the outer side of the moving die cavity, exhaust is more effective, air holes of a product are reduced, and the quality of the product is improved.
Description
Technical field
The present invention relates to mould applications, being specifically related to a kind of mould for processing the lid being provided with arc shim.
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 mould for processing the lid being provided with arc shim that casting quality is good.
In order to realize this purpose, technical scheme of the present invention is as follows: a kind of mould for processing the lid being provided with arc shim, 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, and moving-mould-core is provided with the fine positioning projection matched with described fine positioning groove, cover half core is provided with cover half die cavity, the main body of described cover half die cavity is a rectangular slot, a short brink of described rectangular slot outwardly forms arc-shaped edges, in described rectangular slot, some parallel raised lines are set by arc-shaped edges side, article two, form gap between adjacent raised line, the two ends of described raised line are arc, the edge of described some raised lines forms outwardly circular arc, each raised line described is all arranged the step of a projection, one end of described step flushes with raised line, other end edge is also arc, step edge on described some raised lines is encircled into a circle, described moving-mould-core also arranges dynamic model die cavity, the main body of dynamic model die cavity is also a rectangular slot, the short brink of described rectangular slot also arranges the arc-shaped edges corresponding with cover half die cavity, a rectangular boss is provided with in described rectangular slot, the side that described boss is corresponding with dynamic model die cavity arc-shaped edges is also arc-shaped edges, on described convex layer and between the raised line of cover half die cavity, the gap place of matching is provided with tiny thread flange, the boss groove that position of topping bar with cover half die cavity raised line is corresponding is then provided with between two rhizoid shape flanges, an arc stria is also provided with at the middle part of the rectangle boss of dynamic model die cavity, described arc stria lateral direction penetrating is between two long limits of rectangle boss, cover half frame is provided with sprue bush at the opposite side away from cover half die cavity rectangular slot arc-shaped edges, the relevant position of dynamic model frame is provided with shunting, shunting passes through funnelform flow passage to dynamic model die cavity, described runner arranges Liang Tiao branch, described Liang Tiao branch is arranged along the long limit, both sides of the rectangular slot of dynamic model die cavity respectively, extend to the arc stria place in the middle part of dynamic model die cavity, and the dynamic model die cavity runner terminal of indent is set at the end of described Liang Tiao branch, periphery along dynamic model die cavity rectangular slot arc-shaped edges is evenly provided with five cinder ladles, moving-mould-core is provided with 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, and the both sides of cover half die cavity are also provided with the cover half die cavity runner terminal that arrange corresponding to described dynamic model die cavity runner terminal.
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.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 lid, and the boss groove fit on the step on the raised line in cover half die cavity and dynamic model die cavity forms the radiating groove on lid.Owing to being provided with arc stria in the middle part of the boss of dynamic model die cavity, an arc shim can be formed on lid, the region separation arranging radiating groove being come, in order to ensure the castability of the separator sheet of this arc, the end of runner branches being extended to arc stria place.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 frame, and 3 is cover half core, and 4 is sprue bush, and 5 is cooling water channel, 6 is guide pillar, and 7 is dynamic model frame, and 8 is moving-mould-core, and 9 is fine positioning projection, and 10 is cinder ladle, 11 is pin, and 12 is thimble, and 13 is runner, and 14 is shunting, 15 is bumping post, and 16 is cover half die cavity, and 17 is dynamic model die cavity, and 18 is raised line, 19 is step, and 20 is boss, and 21 is thread flange, and 22 is boss groove, 23 is arc stria, and 24 is cover half die cavity runner terminal, and 25 is air discharge duct, and 26 is cinder ladle groove.
A kind of mould for processing the lid being provided with arc shim, comprise cover half frame 2, cover half core 3, dynamic model frame 7 and moving-mould-core 8, it is characterized in that described cover half frame 2 is provided with guide pin bushing 1, dynamic model frame 7 is provided with the guide pillar 6 matched with described guide pin bushing 1, cover half core 3 is provided with fine positioning groove, and moving-mould-core 8 is provided with the fine positioning projection 9 matched with described fine positioning groove, cover half core 3 is provided with cover half die cavity 16, the main body of described cover half die cavity 16 is a rectangular slot, a short brink of described rectangular slot outwardly forms arc-shaped edges, in described rectangular slot, some parallel raised lines 18 are set by arc-shaped edges side, article two, form gap between adjacent raised line 18, the two ends of described raised line 18 are arc, the edge of described some raised lines 18 forms outwardly circular arc, each raised line described is all arranged the step 19 of a projection, the both sides of described step 19 flush with raised line, one end of step 19 flushes with the end of raised line, other end edge is also arc, step edge on described some raised lines is encircled into a circle, described moving-mould-core 8 also arranges dynamic model die cavity 17, the main body of dynamic model die cavity 17 is also a rectangular slot, the short brink of described rectangular slot also arranges the arc-shaped edges corresponding with cover half die cavity, a rectangular boss 20 is provided with in described rectangular slot, the side that described boss 20 is corresponding with dynamic model die cavity 17 arc-shaped edges is also arc-shaped edges, on described convex layer 20 and between the raised line 18 of cover half die cavity, the gap place of matching is provided with tiny thread flange 21, the boss groove 22 that 19 positions of topping bar with cover half die cavity raised line 18 are corresponding is then provided with between two rhizoid shape flanges 21, an arc stria 23 is also provided with at the middle part of the rectangle boss 20 of dynamic model die cavity, described arc stria 23 lateral direction penetrating is between two long limits of rectangle boss 20, cover half frame 2 is provided with sprue bush 4 at the opposite side away from cover half die cavity rectangular slot arc-shaped edges, the relevant position of dynamic model frame 7 is provided with shunting 14, shunting 14 is communicated to dynamic model die cavity 17 by funnelform runner 13, described runner 13 arranges Liang Tiao branch, described Liang Tiao branch is arranged along the long limit, both sides of the rectangular slot of dynamic model die cavity respectively, extend to arc stria 23 place in the middle part of dynamic model die cavity, and the dynamic model die cavity runner terminal of indent is set at the end of described Liang Tiao branch, periphery along dynamic model die cavity rectangular slot arc-shaped edges is evenly provided with five cinder ladles 10, moving-mould-core is provided with the air discharge duct 25 be communicated with cinder ladle, cover half in-core is provided with the cinder ladle groove 26 matched with moving-mould-core cinder ladle, and the both sides of cover half die cavity are also provided with the cover half die cavity runner terminal 24 that arrange corresponding to described dynamic model die cavity runner terminal.
After fixed half and moving half matched moulds, certain interval is formed between rectangle boss in dynamic model die cavity and the rectangular slot in cover half die cavity, aluminium liquid flows in dynamic model die cavity and cover half die cavity from runner, form the rectangular cap that a minor face is circular arc, step on raised line in described rectangle cover half die cavity and the boss groove on dynamic model die cavity contact, to coordinate the radiating groove formed on lid.Owing to being provided with arc stria in the middle part of the boss of dynamic model die cavity, after aluminium liquid enters this arc stria, the separator sheet of an arc can be formed in the inner side of this rectangular cap, the region separation arranging radiating groove is come.
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, described guide pillar is arranged to lopsidedness, 75 ~ 80 ° 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 9 are separately positioned on four angles of cover half core 3 and moving-mould-core 8.
Runner 13 is designed to funnel-form, can increase pressure and make aluminium liquid filling die cavity within very short time, cast out high-quality product.The long limit, side of rectangle dynamic model die cavity arranges four branches of runner, the long limit of opposite side then arranges four cinder ladles corresponding with described four branches, arranges two cinder ladles at both sides minor face simultaneously, cinder ladle can be made to be vented more effective, reduce product air holes, improve the quality of products.Described cinder ladle side is also provided with air discharge duct 25, and gas can be discharged by described air discharge duct 25, to reduce the gas entered in dynamic model die cavity and cover half die cavity.Also thimble is 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 15, and bumping post is arranged on mould placed side, protection water pipe.Also being provided with cooling water channel 5 in dynamic model frame, for controlling mold temperature, extending die life.Also can establish release link in moving-mould-core, 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., for processing a mould for the lid being provided with arc shim, comprising 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, and 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;
Described cover half core is provided with cover half die cavity, the main body of described cover half die cavity is a rectangular slot, a short brink of described rectangular slot outwardly forms arc-shaped edges, in described rectangular slot, some parallel raised lines are set by arc-shaped edges side, article two, form gap between adjacent raised line, the two ends of described raised line are arc, the edge of described some raised lines forms outwardly circular arc, each raised line described is all arranged the step of a projection, one end of described step flushes with raised line, other end edge is also arc, step edge on described some raised lines is encircled into a circle,
Described moving-mould-core also arranges dynamic model die cavity, the main body of dynamic model die cavity is also a rectangular slot, the short brink of described rectangular slot also arranges the arc-shaped edges corresponding with cover half die cavity, a rectangular boss is provided with in described rectangular slot, the side that described boss is corresponding with dynamic model die cavity arc-shaped edges is also arc-shaped edges, on described convex layer and between the raised line of cover half die cavity, the gap place of matching is provided with tiny thread flange, the boss groove that position of topping bar with cover half die cavity raised line is corresponding is then provided with between two rhizoid shape flanges, an arc stria is also provided with at the middle part of the rectangle boss of dynamic model die cavity, described arc stria lateral direction penetrating is between two long limits of rectangle boss,
Cover half frame is provided with sprue bush at the opposite side away from cover half die cavity rectangular slot arc-shaped edges, the relevant position of dynamic model frame is provided with shunting, shunting passes through funnelform flow passage to dynamic model die cavity, described runner arranges Liang Tiao branch, described Liang Tiao branch is arranged along the long limit, both sides of the rectangular slot of dynamic model die cavity respectively, extend to the arc stria place in the middle part of dynamic model die cavity, and the dynamic model die cavity runner terminal of indent is set at the end of described Liang Tiao branch, periphery along dynamic model die cavity rectangular slot arc-shaped edges is evenly provided with five cinder ladles, moving-mould-core is provided with 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, and the both sides of cover half die cavity are also provided with the cover half die cavity runner terminal that arrange corresponding to described dynamic model die cavity runner terminal.
2. a kind of mould structure for processing the lid being provided with arc shim as claimed in claim 1, is characterized in that also being provided with thimble in dynamic model die cavity.
3. a kind of mould structure for processing the lid being provided with arc shim 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 mould structure for processing the lid being provided with arc shim 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 |
|---|---|---|---|
| CN201510948438.7A CN105537558A (en) | 2015-12-17 | 2015-12-17 | Die for machining lid provided with arc-shaped spacing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510948438.7A CN105537558A (en) | 2015-12-17 | 2015-12-17 | Die for machining lid provided with arc-shaped spacing plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105537558A true CN105537558A (en) | 2016-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510948438.7A Pending CN105537558A (en) | 2015-12-17 | 2015-12-17 | Die for machining lid provided with arc-shaped spacing plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105537558A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239032A (en) * | 2019-07-12 | 2019-09-17 | 上海普锐赛司实业有限公司 | A kind of light bulb die for processing in LED lamp |
-
2015
- 2015-12-17 CN CN201510948438.7A patent/CN105537558A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239032A (en) * | 2019-07-12 | 2019-09-17 | 上海普锐赛司实业有限公司 | A kind of light bulb die for processing in LED lamp |
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Application publication date: 20160504 |
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| WD01 | Invention patent application deemed withdrawn after publication |