CN105710292B

CN105710292B - A kind of profile-followed typefounding method of casting

Info

Publication number: CN105710292B
Application number: CN201610110365.9A
Authority: CN
Inventors: 张立文; 徐鹏波; 杨林
Original assignee: Kocel Steel Foundry Co Ltd
Current assignee: Kocel Steel Foundry Co Ltd
Priority date: 2016-02-29
Filing date: 2016-02-29
Publication date: 2018-05-22
Anticipated expiration: 2036-02-29
Also published as: CN105710292A

Abstract

The present invention relates to a kind of profile-followed typefounding method of casting in casting technology field, detailed process is：The identical standardization typefounding module of length and width thickness is made first, which includes several alternative common alphabetical modules, Arabic numerals module and conventional sign module；Further according to the typefounding information of casting and position, typesetting casting information takes one block of flexible plastic plate identical with typefounding area size, corresponding typefounding module is respectively adhered on plastic sheet surface by the typefounding information of typesetting；Then the seamless casting die surface that is pasted onto of the plastic plate of above-mentioned stickup typefounding module is needed into the position of typefounding, the plastic plate and mold for making stickup typefounding module form one；Above-mentioned casting die is placed in progress quicksand moulding in sandbox again, is then unpacked, molding, and the plastic plate for pasting typefounding module is risen for one piece together with mold, the corresponding cavity positions of typefounding module is made to form typefounding cavity；It is further continued for postorder mould assembling, cast, cooling, shake out.

Description

A kind of profile-followed typefounding method of casting

Technical field

The present invention relates to casting technology field, the profile-followed typefounding method of more particularly to a kind of casting, for forming casting table Face typefounding information.

Background technology

In the prior art, Foundry Works generally uses core box manufacturing process when manufacturing cast(ing) surface typefounding information.It uses first Mapping software builds out the apperance of typefounding core box, and typefounding information 1 is gone out in typefounding core box 2 using machine tooling, as shown in Figure 1, Then typefounding sand core 3 is made, as shown in Fig. 2, typefounding sand core 3 to be placed on to 4 surface of casting die of needs again, as shown in figure 3, most Quicksand moulding is carried out afterwards, plays type, ultimately forms the cavity with typefounding apperance, with casting mould assembling simultaneously, cast.

There are the deficiencies of following several respects for this casting typefounding manufacturing method：Fabrication cycle is long, and cast type makes artificial It is of high cost；The typefounding information of different castings desire casting is different, and typefounding core box cannot be general, serious waste cost；Typefounding During manufacture, it is required to first make sand core, the sand core made then is placed in moulding on mold, manufacturing process is cumbersome；Work as casting Word core position is put not at that time, and typefounding position is caused to generate boss, dislocation or sinking, ultimately results in typefounding position presentation quality Difference influences the beauty of casting.

The content of the invention

The present invention is directed to the deficiency of prior art medium casting linotyper's skill, provides a kind of profile-followed typefounding method of casting, with Simplify the manufacturing process of character casting die for casting sample, save typefounding apperance cost of manufacture, improve the quality and aesthetics at typefounding position.

The object of the present invention is achieved like this, a kind of profile-followed typefounding method of casting, including following process:

1）Make the identical standardization typefounding module of length and width thickness, the standardization typefounding module include it is several for Common alphabetical module, Arabic numerals module and the conventional sign module of selection；

2）According to the typefounding information of casting and position, the pattern of typesetting typefounding information and the size for determining typefounding region take One piece of flexible polyvinyl chloride plastic flitch identical with typefounding area size, will be corresponding according to the pattern of the typefounding information of typesetting Typefounding module be respectively adhered on plastic sheet surface, complete typefounding pattern typesetting；

3）Upper step is pasted to the seamless casting die surface that is pasted onto of plastic plate of typefounding module needs the position of typefounding, makes to glue The plastic plate and mold for pasting typefounding module form one；

4）The mold that typefounding module plastic plate is pasted in upper step is placed in progress quicksand moulding in sandbox, then unpacks, rises Mould, and the plastic plate for pasting typefounding module is risen for one piece together with mold, the corresponding cavity positions of typefounding module is made to form typefounding Cavity；

5）Continue postorder mould assembling, cast, cooling, shake out.

The profile-followed typefounding method of the casting of the present invention, the module that common typefounding module is made to standardization supply different casting The needs of typefounding content realize the general in different casting of single typefounding module；In use, the typefounding module of casting only needs It being pasted onto by content combination arrangement on plastic plate, plastic plate then is pasted onto casting die surface again forms one with mold, With one piece of filling moulding of mold, the manufacturing process of cast type is simplified, and typefounding module is applied in combination that method is simple, operation side Just；Paste typefounding module plastic plate can random flexuosity, it is final to ensure casting table to adapt to the shape need of die surface The aesthetics of the typefounding portion faces in face.

To realize the standardizing of typefounding module, unitized requirement, the step 1）In typefounding module material be third Alkene nitrile-butadiene-styrene copolymer, the letter module include the English of several groups of single capitalization English letters and small letter Letter, the Arabic numerals module include the individual digit module of several groups of 0-9.

For ease of realizing the Reusability of typefounding module, the utilization rate of typefounding module is improved, the typefounding module repeats It is applied in combination, to be applicable in the requirement of the typefounding content of different casting.

Stickup for ease of typefounding module is fixed, the step 2）Modeling is pasted onto using solid sols during middle typefounding module typesetting Flitch surface, the step 3）Middle plastic plate also uses solid sols pasting mould surface.

To meet the typefounding requirement of casting different surfaces shape, the mold table that the plastic plate for pasting typefounding module is pasted Face is plane or curved surfaces, and plastic plate respective curved is into the arc shape consistent with die surface during stickup.

For ease of bending with the shape, the thickness of the plastic plate is 1.5-2mm.

Description of the drawings

Fig. 1 is cast type core box schematic diagram of the prior art.

Fig. 2 is typefounding sand core schematic diagram in the prior art.

Fig. 3 puts schematic diagram for typefounding sand core of the prior art on casting die.

Fig. 4 is the schematic diagram for the plastic plate for pasting typefounding module.

Fig. 5 is that the plastic plate of stickup typefounding module is pasted onto the schematic diagram on casting die surface.

Fig. 6 is schematic diagram in the casting cavity with typefounding cavity.

Specific embodiment

Below by taking the casting die in Fig. 3 as an example, with reference to Fig. 4-Fig. 6 with specific embodiment the present invention will be described in detail casting Profile-followed typefounding method, specifically include following process:1）The length and width thickness for making a collection of kinds of characters content first is identical Standardization typefounding module 5, which includes several alternative common alphabetical modules, Arabic number Word modules and conventional sign module；The material of the typefounding module 5 can be alkene nitrile-butadiene-styrene copolymer, pass through injection Method make, other wearabilities can also be selected get well and have certain heat resistance material making, to meet different product Typefounding information requirements, alphabetical module may include the English alphabet of several groups of single capitalization English letters and small letter, Arabic Digital module includes the individual digit module of several groups of 0-9, can also according to some Chinese characters of the making of typefounding information requirements or its Its letter or symbol module are in case select；2）According to the typefounding information and status requirement of casting, the pattern of typesetting typefounding information is simultaneously It determines the size in typefounding region, one piece of flexible polyvinyl chloride plastic flitch 5 identical with typefounding area size is taken, according to typesetting The content of typefounding information corresponding typefounding module 5 is pasted onto 6 surface of plastic plate with solid sols respectively, complete typefounding pattern row Version is as shown in Figure 4；To adapt to the shape need of different mold typefounding region surfaces, the die surface in typefounding region can be plane Or curved surfaces, 6 respective curved of plastic plate is into the arc shape consistent with die surface, for ease of bending with the shape, modeling during stickup The thickness of flitch can select 1.5-2mm polyvinyl chloride plastic flitch；3）Upper step is pasted to the solid solution of plastic plate 6 of typefounding module 5 Glue is seamless, which to be pasted onto 4 surface of casting die, needs the position of typefounding, makes the plastic plate 6 of stickup typefounding module 5 and 4 shape of casting die Integrally, as shown in Figure 5；4）The casting die 4 for pasting typefounding module plastic plate in upper step is placed in progress quicksand in sandbox to make Then type is unpacked, molding, and the plastic plate for pasting typefounding module is risen for one piece together with mold, forms band casting as shown in Figure 6 The casting cavity 7 of printed words formula cavity 8； 5）Continue postorder mould assembling, cast, cooling, shake out.

The profile-followed typefounding method of the casting of the present invention, the module that common typefounding module 5 is made to standardization supply different castings The needs of part typefounding content realize generalization of the single typefounding module 5 in different casting；In use, the typefounding module 5 of casting Arrangement only need to be combined by content to be pasted onto on plastic plate 6, plastic plate 6 is then pasted onto 4 surface of casting die and mold shape again Integrally, with one piece of filling moulding of mold, the manufacturing process of cast type sand core is simplified, and method is applied in combination in typefounding module It is simple and convenient to operate；Corresponding shape can be bent to the shape with cast(ing) surface by pasting the plastic plate of typefounding module, to adapt to mold The shape need on surface, the aesthetics of the final typefounding portion faces for ensureing casting, the presentation quality of raising cast(ing) surface entirety. And method using the present invention will not misplace in the typefounding region that cast(ing) surface casts out with the shape, and convex-concave is uneven to be lacked It falls into.

The invention is not limited in above-described embodiment, for example, the content of standardization typefounding module can be wider as needed It is general, be not limited to the primary and secondary mentioned in embodiment, number, symbol and Chinese character information, can be other Languages as needed word, The material of symbol or alphabetical information, typefounding module and plastic plate is also not necessarily limited to the material of above-described embodiment, can be other satisfactions The metal material or nonmetallic materials of requirement.It is every on the basis of technical solution disclosed by the invention, the skill of this field Art personnel are not required performing creative labour that can make one to some of which technical characteristic according to disclosed technology contents A little to replace and deform, these are replaced and deformation is in the range of the protection of the present invention.

Claims

1. a kind of profile-followed typefounding method of casting, including following process:

1）The identical standardization typefounding module of length and width thickness is made, the standardization typefounding module includes several available Common alphabetical module, Arabic numerals module and conventional sign module；

2）According to the typefounding information of casting and position, the pattern of typesetting typefounding information and the size for determining typefounding region take one piece The flexible polyvinyl chloride plastic flitch identical with typefounding area size, will cast accordingly according to the pattern of the typefounding information of typesetting Word modules are respectively adhered on plastic sheet surface, complete typefounding pattern typesetting；

3）Upper step is pasted to the seamless casting die surface that is pasted onto of plastic plate of typefounding module needs the position of typefounding, casts stickup The plastic plate of word modules forms one with mold；

4）The mold that typefounding module plastic plate is pasted in upper step is placed in progress quicksand moulding in sandbox, is then unpacked, molding, and The plastic plate for pasting typefounding module is risen for one piece together with mold, the corresponding cavity positions of typefounding module is made to form typefounding cavity；

5）Continue postorder mould assembling, cast, cooling, shake out.

2. the profile-followed typefounding method of casting according to claim 1, which is characterized in that the step 1）In typefounding module Material for acrylonitrile-butadiene-styrene copolymer, the letter module include several groups of single capitalization English letters and The English alphabet of small letter, the Arabic numerals module include the individual digit module of several groups of 0-9.

3. the profile-followed typefounding method of casting according to claim 1, which is characterized in that the typefounding module repeats combination It uses, to be applicable in the requirement of the typefounding content of different casting.

4. the profile-followed typefounding method of the casting according to claim 1 or 2 or 3, which is characterized in that the step 2）Middle typefounding Plastic sheet surface, the step 3 are pasted onto using solid sols during module typesetting）Middle plastic plate also uses solid sols pasting mould table Face.

5. the profile-followed typefounding method of the casting according to claim 1 or 2 or 3, which is characterized in that the stickup typefounding module The die surface pasted of plastic plate for plane or curved surfaces, plastic plate respective curved is into consistent with die surface during stickup Arc shape.

6. the profile-followed typefounding method of the casting according to claim 1 or 2 or 3, which is characterized in that the thickness of the plastic plate For 1.5-2mm.