CN100575057C

CN100575057C - A manufacturing process for special eyeballs for simulated silicon images

Info

Publication number: CN100575057C
Application number: CN200810017206A
Authority: CN
Inventors: 邹人倜; 刘承铭
Original assignee: XI'AN CHAOREN SCULPTURE RESEARCH INSTITUTE
Current assignee: XI'AN CHAOREN SCULPTURE RESEARCH INSTITUTE
Priority date: 2008-01-02
Filing date: 2008-01-02
Publication date: 2009-12-30
Anticipated expiration: 2028-01-02
Also published as: CN101229746A

Abstract

The present invention relates to the manufacture craft of the special-purpose eyeball of a kind of artificial silicon figure, its surfacing light has the peculiar gloss of eyeball, can adapt to the eyeball positioning requirements of sculpture personage creation.The present invention includes following operating procedure: (1) makes pupil and iris matrix; (2) make the corneal lens module; (3) make dome-type sclera spheroid; (4) solid-state polishing moulding.

Description

The manufacture craft of the special-purpose eyeball of a kind of artificial silicon figure

One, technical field:

The present invention relates to a kind of manufacture craft of artificial silicon figure, especially relate to the manufacture craft of the special-purpose eyeball of a kind of artificial silicon figure.

Two, background technology:

Artificial silicon figure belongs to a kind of form of expression of Super Realism sculpture, and its art requires any details of works all must be the same with true man and similar.In the production process of artificial silicon figure, whether the expression for the sculpture personage true to nature plays a part " crucial touch " to eyes.

For a long time both at home and abroad in the waxen imagen manufacturing process employed eyeball mainly be to use medically " ocular prosthesis eyeball " as sculpture personage's eyeball.With the ocular prosthesis eyeball as the main shortcoming of sculpture personage's eyeball be: (1) its outline sees it is " flat " from the side; (2) its outline sees it is irregular " ellipse " from the front; (3) the eyeball pupil is eccentric.

This shape has number of drawbacks in reality creation sculpture personage process: (1) personage's catchlights can't display; (2) in the characterization process, be not easy to eyeball direction according to personage's attitude adjustment personage; (3) be difficult to the batch making that requires according to different personages.

Three, summary of the invention:

The objective of the invention is to overcome the weak point in the above-mentioned background technology, the manufacture craft of the special-purpose eyeball of a kind of artificial silicon figure is provided, its surfacing light has the peculiar gloss of eyeball, can adapt to the eyeball positioning requirements of sculpture personage creation.

For achieving the above object, the technical solution used in the present invention is:

The manufacture craft of the special-purpose eyeball of a kind of artificial silicon figure is characterized in that comprising following operating procedure:

(1) makes pupil and iris matrix; (2) make the corneal lens module; (3) make dome-type sclera spheroid; (4) solid-state polishing moulding.

The aforesaid operations step comprises:

(1) makes pupil and iris matrix: outpour the matrix blank at pupil and iris mould top-pour, on matrix, use oil colour to draw out different pupils and iris color according to personage's physiological characteristics such as not agnate, area again; Pupil and iris mould use mould silica gel, or use various metal dies; The material of pupil and iris matrix uses 198 engineering resins, and the color according to iris before cast is added some oil colours in advance, makes its primary colours more near the true qualities of iris; Iris maximum outside diameter and internal diameter are determined according to personage's actual physiology size in the mould, and normal external diameter is 11.5mm, and internal diameter is 4mm;

(2) make the corneal lens module: pupil and iris matrix are placed on the bottom of corneal lens module mould, and cast 198 engineering resins of entering in the corneal lens mould treat that it solidifies the back taking-up and promptly can be made into column type corneal lens module then; Mould silica gel is used in the Mold Making of corneal lens module, and the internal diameter size of mould must be consistent with the outside dimension of pupil and iris matrix, and the outside dimension of mould remains on getting final product more than 2 times of internal diameter size;

(3) make dome-type sclera spheroid: the bottom of the corneal lens module being put into the sclera mould, again heat is coagulated tooth powder and pour the mould groove into, fill and lead up and get final product, up and down the cope and drag pattern tool closes up, and compresses with the nut of mould itself, is heated to 90 ℃, naturally cooling back mold removal is taken out dome-type sclera spheroid module, promptly obtain dome-type sclera spheroid blank, after heating, the corneal lens module that is placed on mold bottom with heating after heat coagulate tooth powder and closely be connected as a single entity; The sclera mold materials adopts aluminium alloy to make, and the sclera mould is divided into two up and down, last slice be formpiston, following sheet is a former, the normal physiological size radius of the exradius of former and people's eyeball is much the same, is about 11.5mm; Gap between formpiston and the former is the hemispheroidal thickness of sclera, is approximately 1mm;

(4) solid-state polishing moulding: the dome-type sclera spheroid blank made from top operation is a matrix, through craft or mechanical mode, with column type corneal lens module grinding repeatedly outstanding on the dome-type sclera spheroid blank, till being shaped to people's eyeball normal cornea crystal external form, also the sclera outer surface of spheroid has been carried out polishing simultaneously.

Compared with prior art, the advantage and the effect that have of the present invention is as follows:

(1) employed material will keep " human eye " peculiar gloss and transparency;

(2) how much external forms finally are fixed to complete semicircle through repetition test repeatedly, can adapt to the eyeball positioning requirements of sculpture personage creation; (seeing accompanying drawing 2)

(3) eyeball manufacture craft maturation can batch machining be made;

(4) adopted the heat setting process gimmick specially, so that adapt to sculpture personage's dewaxing technique requirement.

Four, description of drawings:

Fig. 1 is the schematic diagram of pupil and iris mould;

Fig. 2 is the profile of Fig. 1;

Fig. 3 is the schematic diagram of corneal lens module mould;

Fig. 4 is the profile of Fig. 3;

Fig. 5 is the schematic diagram of sclera spheroid mould;

The schematic diagram of Fig. 6 dome-type sclera spheroid blank;

Fig. 7 is that the A of Fig. 6 is to view;

Fig. 8 is the schematic diagram of sculpture with the finished product eyeball;

Fig. 9 is that the B of Fig. 8 is to view.

Five, the specific embodiment:

It is to adopt thermal finalization and solid-state polishing technology that the special-purpose eyeball of the present invention is made cardinal principle.

For the sculpture personage, mainly be the performance of expression in the eyes look.From mainly outstanding pupil, iris, cornea and sclera (the being commonly called as the white of the eye) several sections of embodying of ocellar structure aspect research.This technology has utilized 198 engineering resins, heat to coagulate properties such as tooth powder and oil colour in concrete manufacturing process respectively, the special in addition mould of making makes it in the requirement of having satisfied the performance of sculpture personage eyeball look aspect gloss, transparency and the special geometric external form rightly.

Embodiment:

Use this technology to make the artificial silicon figure eyeball and comprise several operation stages:

(1) makes pupil and iris matrix

Preparation method: outpour the matrix blank at pupil and iris mould (seeing Fig. 1 and Fig. 2) top-pour, on matrix, use oil colour to draw out different pupils and iris color according to physiological characteristics such as personage's not agnate, areas again.

Pupil and iris mould can use mould silica gel, also can use various metal dies.

The material of pupil and iris matrix uses 198 engineering resins, can add some oil colours in advance according to the color of iris before cast, makes its primary colours more near the true qualities of iris.

Iris maximum outside diameter and internal diameter can be determined (normal external diameter is 11.5mm, and internal diameter is 4mm) according to personage's actual physiology size in the mould.

(2) make the corneal lens module

Preparation method: pupil and iris matrix are placed on the bottom of corneal lens module mould (seeing Fig. 2 and Fig. 3), and cast 198 engineering resins of entering in the corneal lens mould then treat that it solidifies the back and takes out and promptly can be made into column type corneal lens module.

Mould silica gel is preferably used in the Mold Making of corneal lens module, so that the taking-up of module blank.The internal diameter size of mould must be consistent with the outside dimension of pupil and iris matrix, and the outside dimension of mould remains on getting final product more than 2 times of internal diameter size.

(3) make dome-type sclera spheroid

Preparation method: the corneal lens module is put into sclera mould (see figure 5) bottom, again heat is coagulated tooth powder and pour mould groove (fill and lead up and get final product) into, the cope and drag pattern tool closes up up and down, nut with mould itself compresses, be heated to 90 ℃, naturally cooling back mold removal is taken out dome-type sclera spheroid module, promptly obtains dome-type sclera spheroid blank.

After heating, the corneal lens module that is placed on mold bottom with heating after heat coagulate tooth powder and closely be connected as a single entity.

The sclera mold materials adopts aluminium alloy to make.The sclera mould is divided into two up and down, last slice be formpiston, following sheet is a former.The normal physiological size radius of the exradius of former and people's eyeball much the same (being about 11.5mm).Gap between formpiston and the former is the hemispheroidal thickness of sclera (being approximately 1mm).

It is the employed common common used material of dental hospital that heat is coagulated tooth powder.

(4) solid-state polishing moulding

Forming method: the dome-type sclera spheroid blank made from top operation (seeing Fig. 6 and Fig. 7) is a matrix, through craft or mechanical mode, with column type corneal lens module grinding repeatedly outstanding on the dome-type sclera spheroid blank, till being shaped to people's eyeball normal cornea crystal external form.Simultaneously also the sclera outer surface of spheroid has been carried out polishing.

Through sclera spheroid and corneal lens (seeing Fig. 8 and Fig. 9) after the polishing, the surfacing light has the peculiar gloss of eyeball.

The technology of the present invention general condensed summary:

(1) drawing and make the iris matrix is a technical essential.To note distinguishing different ethnic personages' iris color during drafting, and the effect of dispersing from the center will be arranged.Note simultaneously wanting bone dry after the iris matrix is completed, in case phenomenon occurs wafting and briming with in the process of heating in the back;

(3) making the corneal lens module is main points.During making selected 198 engineering resins must be the transparency height, can resistant to elevated temperatures model;

(4) making dome-type sclera spheroid blank is main points.Notice that the external form radian of former in the mould must meet the normal radian of people's eyeball.Adding thermal finalization is a significant process, will keep a close eye on observation and iris whether occur and waft and brim with phenomenon in this process.

(5) to pay special attention to the physiology external form that the corneal lens external form meets human eye in the polishing forming process, can after installing to sculpture personage eye, catchlights be arranged like this.

Claims

1, a kind of manufacturing process of simulation silicon image special-purpose eyeball, it is characterized in that comprising the following operation steps:

(1) Making pupil and iris templates:

Cast out mold blanks on the pupil and iris molds, and then use oil paints to draw different pupil and iris colors on the molds according to the physiological characteristics of different races and regions of the characters; the pupil and iris molds use mold silicone, or use various 198 engineering resin is used as the material for the pupil and iris die, and some oil paint is added in advance according to the color of the iris before casting to make the base color closer to the true color of the iris; the normal outer diameter of the iris in the mold is 11.5mm, and the inner diameter is 4mm;

(2) Make corneal lens module:

Place the pupil and iris dies at the bottom of the corneal crystal mold, then pour 198 engineering resin into the corneal crystal mold, and take it out after it solidifies to make a cylindrical corneal crystal module; the mold for the corneal crystal module uses a mold Silicone, the inner diameter of the mold must be consistent with the outer diameter of the pupil and iris die, and the outer diameter of the mold should be more than twice the inner diameter;

(3) Making a hemispherical sclera sphere:

Put the corneal crystal module into the bottom of the sclera mold, then pour the hot coagulation tooth powder into the groove of the mold, and fill it up. Close the upper and lower molds, press them tightly with the nuts of the mold itself, heat to 90°C, and cool naturally Remove the mold and take out the hemispherical sclera sphere module to get the hemispherical sclera sphere blank. After heating, the corneal crystal module placed at the bottom of the mold has been tightly connected with the heated thermosetting dentifrice; the sclera mold material is Made of aluminum alloy, the scleral mold is divided into upper and lower pieces, the upper piece is the male mold, and the lower piece is the female mold. The outer circle radius of the female mold is about 11.5mm, and the gap between the male mold and the female mold is the scleral hemisphere The thickness is about 1mm;

(4) Solid state polishing molding:

Using the hemispherical sclera sphere embryo produced by the above process as the base, the cylindrical corneal lens module protruding from the hemispherical sclera sphere embryo is repeatedly ground by manual or mechanical means until it is shaped into a normal corneal lens shape of the human eyeball. So far, the outer surface of the sclera sphere has also been polished.