CN102125992B

CN102125992B - Casting mold

Info

Publication number: CN102125992B
Application number: CN2010105347320A
Authority: CN
Inventors: 潘志军
Original assignee: WUJIANG SENTAI MACHINERY MANUFACTURING Co Ltd
Current assignee: WUJIANG SENTAI MACHINERY MANUFACTURING Co Ltd
Priority date: 2010-11-08
Filing date: 2010-11-08
Publication date: 2012-11-21
Anticipated expiration: 2030-11-08
Also published as: CN102125992A

Abstract

The invention discloses a mold used in the casting field. The mold comprises a lower mold, a sliding block positioned on the lower mold, an upper mold, a lower mold pouring port positioned on the lower mold and an upper mold pouring port positioned on the upper mold, wherein the lower mold comprises a lower mold cavity which is sunk inwards and the side wall around the lower mold cavity, a gap penetrating through the side wall is arranged on the side wall of the lower mold, the sliding block comprises a first body positioned on the outer side of the side wall and a second body which is matched with the size of the gap and inserted in the gap, and the size of the first body is larger than that of the second body; and the upper mold comprises an upper mold cavity which is sunk inwards, and convex or sunk patterns are arranged on the bottom surface of the upper mold cavity and the surface facing the lower mold cavity of the second body.

Description

Casting mould

Technical field

the present invention relates to a kind of casting mould.

Background technology

precision-investment casting is a kind of casting technique of cutting less or not having cutting, is the technology of an excellence in the casting industry, and its application is very extensive.It is not only applicable to the casting of all kinds, various alloys; And the casting dimension accuracy of producing, surface quality are higher than other casting method; Even other casting method be difficult to cast complicacy, high temperature resistant, the foundry goods that is not easy to process, all can adopt precision-investment casting to cast.Therefore this advanced person's precision casting process is extensively adopted in process industries such as aviation, automobile, lathe, boats and ships, internal combustion engine, gas-turbine, telecommunication instrument, weapon, medicine equipment and cutter, also is used for the manufacturing of workmanship simultaneously.Casting mould is the important process equipment that is used for making fusible pattern.Casting mould should satisfy: guarantee that the fusible pattern of making can meet the requirements of dimensional accuracy and surface roughness; Mounting or dismounting are convenient, and are light and handy, durable, are convenient to molding; Each parts of casting mould all should be easy to process, economical, reasonable; Smallclothes one type multi-cavity is to improve fusible pattern productivity ratio.In actual production, be designed with pattern on a plurality of of some product requirements, it is adjacent wherein having two faces at least; Because the restriction on the number of unmolulding directions, this series products only designs at a face in die sinking has pattern, and the pattern of other faces then leans on following process to accomplish; Take time and effort, cost is higher.

Summary of the invention

for overcoming above-mentioned shortcoming, and the object of the present invention is to provide a kind ofly can and not influence the casting mould of molding at a plurality of layouts.

are in order to reach above purpose; The technical scheme that the present invention adopts is: a kind of casting mould, and it comprises counterdie, is positioned at slide block, patrix on the counterdie, the counterdie sprue gate that offers on the counterdie; Offer the patrix sprue gate corresponding on the patrix with the counterdie sprue gate; Bed die has the counterdie die cavity that caves inward and around the sidewall of this counterdie die cavity, on the sidewall of counterdie, is provided with the breach that penetrates sidewall, and slide block comprises first body that is positioned at outside and is complementary with the size of breach and is inserted in second body of this breach; The size of first body is greater than second body, and mold has the last model cavity that caves inward.The bottom surface of last model cavity and second body can be provided with raised or sunken pattern on the face of counterdie die cavity, so that multiaspect has pattern on the converted products.

preferably; First body is provided with first body through-holes perpendicular to sidewall; Be fixed with position, size and the corresponding connector of first body through-holes on the sidewall; Connector is arranged in first body through-holes, and its length is long greater than the first body through-holes hole, and the end is provided with the end of size greater than the first body through-holes aperture.

more preferably, the long difference in connector length and the first body through-holes hole is greater than the wall thickness of 20mm less than sidewall.

preferably; Second body is provided with second body through-holes; Patrix is provided with corresponding with it first through hole of position, size; Counterdie is provided with corresponding with it first blind hole of position, size, and one first inserted link passes to insert in first blind hole after first through hole and second body through-holes patrix, second body and counterdie are combined.

further, following die wall is provided with the second vertical blind hole, patrix is provided with corresponding second through hole of position, size and second blind hole, one second inserted link passes to insert in second blind hole behind second through hole upper die and lower die is combined.

preferably, the patrix top is provided with convexity, and this convexity has the end face that in horizontal plane, extends.

preferably have inside depression on first body.

are owing to adopted technique scheme; Casting mould of the present invention, with design on slide block and patrix, through the slide block that can on vertical counterdie sidewall direction, move; Solved the problem of molding inconvenience; Make that to be designed with pattern on a plurality of and wherein to have two faces at least be that adjacent product can adopt casting technique once to accomplish, saved the following process operation, greatly reduce cost.

Description of drawings

Accompanying drawing 1 is the three-dimensional structural representation that splits of the present invention;

Accompanying drawing 2 is a patrix schematic perspective view of the present invention;

Accompanying drawing 3 is a counterdie front view of the present invention;

Accompanying drawing 4 is a counterdie vertical view of the present invention;

accompanying drawing 5 is a counterdie side view of the present invention.

Label is among the figure:

10, counterdie; 11, counterdie die cavity; 12, sidewall; 121, breach; 13, connector; 14, first blind hole; 15, second blind hole; 20, slide block; 21, first body; 22, second body; 23, first body through-holes; 24, second body through-holes; 25, depression; 30, patrix; 31, first through hole; 32, second through hole; 33, go up model cavity; 34, convexity; 41, first inserted link; 42, second inserted link; 51, counterdie sprue gate; 52, patrix sprue gate.

The specific embodiment

Set forth preferred embodiment of the present invention below in conjunction with accompanying drawing in detail , thereby so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that protection scope of the present invention is made more explicit defining.

are with reference to 1 accompanying drawing 5 of accompanying drawing; Casting mould in the present embodiment; It comprises counterdie 10, be positioned at slide block 20 on the counterdie 10, patrix 30, first inserted link 41, second inserted link 42, be positioned at counterdie 10 counterdie sprue gate 51, be positioned at the patrix sprue gate 52 of patrix 30; Counterdie 10 has counterdie die cavity 11 that caves inward and the sidewall 12 that centers on this counterdie die cavity 11; On the sidewall 12 of counterdie 10, be provided with the breach 121 that penetrates this sidewall 12, slide block 20 comprise first body 21 that is positioned at sidewall 12 outsides and be complementary with breach 121 sizes and the size of second body, 22, the first bodies 21 that is inserted in this breach 121 greater than second body 22; Patrix 30 has the last model cavity 33 that caves inward, and the bottom surface of last model cavity 33 and second body 22 are provided with raised or sunken pattern towards the face of counterdie die cavity 11.

first body 21 is provided with first body through-holes 23 perpendicular to sidewall 12; Be fixed with position, size and first body through-holes, 23 corresponding connectors 13 on the sidewall 12; Connector 13 is arranged in first body through-holes 23; Its length is long greater than first body through-holes, 23 holes, and the end is provided with the end of size greater than first body through-holes, 23 apertures.The difference of connector 13 length and first body through-holes, 23 holes length can be goed deep into the slit between module and wax-pattern when slide block 20 moves to extreme position staff finger like this greater than 20mm, makes things convenient for molding; This difference is less than the wall thickness of sidewall 12, and like this, when slide block 20 moved to extreme position, second body 22 still was positioned at breach 121, can adorn all contrapositions of module at every turn, had improved efficient.

second body 22 is provided with second body through-holes 24; Patrix 30 is provided with corresponding with it first through hole 31 of position, size; Counterdie 10 is provided with corresponding with it first blind hole 14 of position, size; Described first inserted link 41 and second body through-holes, 24 sizes are complementary, and first inserted link 41 inserts first through hole 31, second body through-holes 24 and first blind hole 14 from top to bottom, and patrix 30, slide block 20 and counterdie 10 are fixedly connected.

counterdie 10 walls are provided with the second vertical blind hole 15; Patrix 30 is provided with position, size and said second blind hole, 15 corresponding second through holes 32; Second inserted link 42 and second blind hole, 24 sizes are complementary; Second inserted link 42 inserts first through hole 32 and second blind hole 15 from top to bottom, and patrix 30 is fixedly connected with counterdie 10.

patrix 30 is with after counterdie 10 is connected, and counterdie sprue gate 51 combines with 52 sprue gates, patrix sprue gate, forms a complete sprue gate, and the completion casting links to each other with wax injector.

patrix 30 tops are provided with convexity 34, and this convexity 34 has the end face that in horizontal plane, extends, and guarantee wax injector is evenly distributed to the pressure of mould.

Have inside depression 25 on first body 21, be affectedly bashful when being convenient to molding.

above embodiment only is explanation technical conceive of the present invention and characteristics; Its purpose is to let the people that is familiar with this technology understand content of the present invention and implements; Can not limit protection scope of the present invention with this; All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.

Claims

1. a kind of casting mould; It is characterized in that: it comprises counterdie (10), is positioned at slide block (20), patrix (30) on the said counterdie (10); Offer counterdie sprue gate (51) on the said counterdie (10); Offer on the said patrix (30) and corresponding patrix sprue gate, counterdie sprue gate (51) (52); Described counterdie (10) has counterdie die cavity (11) that caves inward and the sidewall (12) that centers on this counterdie die cavity (11); On the sidewall (12) of said counterdie (10), be provided with the breach (121) that penetrates said sidewall (12); Described slide block (20) comprises first body (21) that is positioned at said sidewall (12) outside and is complementary with said breach (121) size and is inserted in second body (22) of this breach (121) that the size of said first body (21) is greater than said second body (22), and described patrix (30) has the last model cavity (33) that caves inward; Described first body (21) is provided with first body through-holes (23) perpendicular to said sidewall (12); Be fixed with the corresponding connector (13) of position, size and said first body through-holes (23) on the said sidewall (12); Said connector (13) is arranged in said first body through-holes (23); Its length is long greater than said first body through-holes (23) hole, and the end is provided with the end of size greater than said first body through-holes (23) aperture.

2. casting mould according to claim 1 is characterized in that: the long difference in described connector (13) length and said first body through-holes (23) hole is greater than the wall thickness of 20mm less than said sidewall (12).

3. casting mould according to claim 1; It is characterized in that: described second body (22) is provided with second body through-holes (24); Said patrix (30) is provided with corresponding with it first through hole of position, size (31); Said counterdie (10) is provided with corresponding with it first blind hole of position, size (14), and one first inserted link (41) passes in first through hole (31) and second body through-holes (24) back insertion first blind hole (14) patrix (30), second body (22) and counterdie (10) are combined.

4. casting mould according to claim 1; It is characterized in that: described counterdie (10) wall is provided with vertical second blind hole (15); Described patrix (30) is provided with position, size and corresponding second through hole of said second blind hole (15) (32), and one second inserted link (42) passes in second through hole (32) back insertion second blind hole (24) patrix (30) and counterdie (10) are combined.

5. casting mould according to claim 1, it is characterized in that: described patrix (30) top is provided with convexity (34), and described convexity (34) has the end face that in horizontal plane, extends.

6. casting mould according to claim 1 is characterized in that: have inside depression (25) on described first body (21).