CN208290375U - Injection forming mold and injection molding idiosome and injection-molded item - Google Patents
Injection forming mold and injection molding idiosome and injection-molded item Download PDFInfo
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- CN208290375U CN208290375U CN201820939751.3U CN201820939751U CN208290375U CN 208290375 U CN208290375 U CN 208290375U CN 201820939751 U CN201820939751 U CN 201820939751U CN 208290375 U CN208290375 U CN 208290375U
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Abstract
The utility model relates to injection molding technology field more particularly to a kind of injection forming molds and injection molding idiosome and injection-molded item.The injection forming mold includes the first die body, the second die body and third die body；First forming surface of the first die body and the second forming surface of the second die body are capable of forming the first colour pattern chamber；The third forming surface of first colour pattern chamber and third die body is capable of forming the second colour pattern chamber；Second colour pattern chamber includes the second color concave shape cavity portion；Along molding direction, the second forming surface includes sequentially connected first chamfered region, linearity sector and the second chamfered region；First chamfered region, linearity sector and the second chamfered region form the side wall of the second color concave shape cavity portion.The injection molding idiosome is molded using injection forming mold.The injection-molded item is process using injection molding idiosome.The purpose of this utility model is to provide injection forming mold and injection molding idiosome and injection-molded item, the technical issues of to solve saturating color, mixed color phenomenon that color intersection existing in the prior art occurs.
Description
Technical field
The utility model relates to a kind of materials such as the plastic cement of injection molding technology field more particularly to ceramics, metal and high rigidity
The injection forming mold and injection molding idiosome and injection-molded item of material.
Background technique
Injection molding is also known as injection molding molding, is a kind of forming method of simultaneous molding of injection.Injection molding forming method it is excellent
Point is that speed of production is fast, high-efficient, operates and automation can be achieved, and designs and varieties are more, and shape can go from the simple to the complex, and size can be by
Arrive greatly small, and product size is accurate, and product easily updates, can forming shape complexity product, injection molding is suitable for largely
The processing and formings field such as production and complex-shaped product.
However existing injection mold, when being molded double-colored or polychrome, color intersection will appear color, mixed color phenomenon,
Influence area can reach 0.05mm-0.2mm, even more greatly；Finished appearance effect has been seriously affected, the quality of finished product is reduced.
For example, because of the relationship of mold releasability angle, usually will form tenuity on the boundary line of two kinds of colors in double-shot moulding,
The region generates color or mixed color phenomenon because of the thin reason of wall.
Therefore, the application provides the new injection forming mold of one kind and injection molding idiosome and injection molding system regarding to the issue above
Product to improve the appearance of finished product, and then improve the quality of finished product.
Utility model content
The purpose of this utility model is to provide injection forming molds, to solve color intersection existing in the prior art
Occur saturating color, mixed color phenomenon the technical issues of.
The purpose of this utility model also resides in offer injection molding idiosome and injection-molded item, to solve face existing in the prior art
Color intersection occur saturating color, mixed color phenomenon the technical issues of.
Based on above-mentioned first purpose, injection forming mold provided by the utility model, including the first die body, the second die body and
Third die body；First die body is provided with the first forming surface, and second die body is provided with the second forming surface；The third mould
Body is provided with third forming surface；
When first die body and second die body mold, first forming surface and second forming surface form the
One colour pattern chamber；
When first die body and the third die body mold, the first colour pattern chamber and the third forming surface form the
Dichromatism chamber；Wherein, some or all of second forming surface is the friendship of the first colour pattern chamber and the second colour pattern chamber
Interface；
The second colour pattern chamber includes that the second intracavitary color concave shape cavity portion of first colour pattern is arranged in；
Along molding direction, second forming surface includes sequentially connected first chamfered region, linearity sector and the second chamfered region；
First chamfered region, the linearity sector and second chamfered region form the side wall of the second color concave shape cavity portion.
The optional technical solution of the utility model is that the second colour pattern chamber includes and the second color concave shape cavity portion phase
Second color convex-type cavity portion of connection；The second color convex-type cavity portion protrudes from the first colour pattern chamber；
Along perpendicular to molding direction, the second color concave shape cavity portion described in the area covering of the second color convex-type cavity portion
Area.
The optional technical solution of the utility model is, along molding direction, the second color convex-type cavity portion with a thickness of
0.3mm-0.8mm。
The optional technical solution of the utility model is, along molding direction, the second color convex-type cavity portion with a thickness of
0.5mm。
The optional technical solution of the utility model is that the injection forming mold includes the 4th die body；4th mould
Body includes the 4th forming surface；4th forming surface is identical as first forming surface.
The optional technical solution of the utility model is, along molding direction, the second color concave shape cavity portion with a thickness of
0.4mm-2.5mm。
The optional technical solution of the utility model is, along molding direction, the second color concave shape cavity portion with a thickness of
1.0mm。
The optional technical solution of the utility model is that the chamfer radius of first chamfered region is 0.2mm-1.0mm；
The length of the linearity sector is 0.1mm-0.5mm；
The chamfer radius of second chamfered region is 0.1mm-1.0mm.
The optional technical solution of the utility model is that the chamfer radius of first chamfered region is 0.4mm；
The length of the linearity sector is 0.4mm；
The chamfer radius of second chamfered region is 0.2mm.
Based on above-mentioned second purpose, injection molding idiosome provided by the utility model is molded using the injection forming mold
It forms；The injection molding idiosome includes the first colour bodies and the second colour bodies for being fixed in first colour bodies；
First colour pattern chamber of the injection forming mold generates the first colour bodies for being molded；
Second colour pattern chamber of the injection forming mold generates the second colour bodies for being molded.
Based on above-mentioned second purpose, injection-molded item provided by the utility model is process, the injection molding using injection molding idiosome
Product includes the first colour bodies,
It further include the second colour bodies corresponding part that the second color concave shape cavity portion with the first chamfered region is formed, alternatively,
It further include the second colour bodies pair that the second color concave shape cavity portion with the first chamfered region and some or all of linearity sector is formed
Answer part.
The utility model has the beneficial effects that
Injection forming mold provided by the utility model, including the first die body, the second die body and third die body；Its first mould
First forming surface of body and the second forming surface of the second die body are capable of forming the first colour pattern chamber, to be produced by the injection molding of the first colour pattern chamber
First colour bodies of raw injection molding idiosome；It is capable of forming by the third forming surface of the first colour pattern chamber and third die body of the first die body
Second colour pattern chamber, so as to generate the second face of injection molding idiosome by the injection molding of the second colour pattern chamber in the first colour bodies of injection molding idiosome
Colour solid.Pass through sequentially connected first chamfered region of the second forming surface, linearity sector and the second chamfered region, the second chamfered region and first
Chamfered region so that the second die body convenient for being demoulded from the first colour bodies, can also be promoted injection molding idiosome resistance to compression and impact strength,
Alleviate the second colour bodies injection pressure, reduce injection molding idiosome Local Cracking or secretly splits bad, promotion injection molding idiosome mechanical property；Its
Linearity sector can avoid the first colour bodies and the second colour bodies when being molded the second colour bodies from saturating color, mixed color phenomenon occur substantially,
To promote the quality of injection molding idiosome；Idiosome is molded by machining the second chamfered region of removal and all or part of linearity sector to obtain
Color intersection is obtained substantially without saturating color, the finished product of mixed color phenomenon, improves the appearance and quality of finished product.
Injection molding idiosome and injection-molded item provided by the utility model, are molded by injection forming mold, can be passed through
Machining the second chamfered region of removal and all or part of linearity sector are to obtain color intersection substantially without saturating color, mixed color phenomenon
Finished product, improve the appearance and quality of finished product.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the cross-sectional view for the injection forming mold that the utility model embodiment one provides；
Fig. 2 is the enlarged drawing in the area A of injection forming mold shown in FIG. 1；
Fig. 3 is the enlarged drawing in the area B of injection forming mold shown in FIG. 1；
Fig. 4 is the enlarged drawing in the area C of injection forming mold shown in Fig. 3；
Fig. 5 is that the area C of injection forming mold shown in Fig. 4 hides the schematic diagram of hatching；
Fig. 6 is the first die body and the 4th die body schematic diagram for the injection forming mold that the utility model embodiment one provides；
Fig. 7 is the second die body and third die body schematic diagram for the injection forming mold that the utility model embodiment one provides.
Icon: 100- injection forming mold；The first die body of 110-；The first forming surface of 111-；The second die body of 120-；121-
Two forming surfaces；The first chamfered region 1211-；The linearity sector 1212-；The second chamfered region 1213-；130- third die body；131- third at
Type face；The 4th die body of 140-；The 4th forming surface of 141-；150- the first colour pattern chamber；160- the second colour pattern chamber；The second color of 161- is recessed
Type cavity portion；162- the second color convex-type cavity portion；200- is molded idiosome；The first colour bodies of 210-；The second colour bodies of 220-.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
Refer to figures 1-7, a kind of injection forming mold is present embodiments provided；Fig. 1 is note provided in this embodiment
The cross-sectional view of molding die tool, Fig. 6 are the first die body and the 4th die body schematic diagram of injection forming mold, and Fig. 7 is injection molding
The second die body and third die body schematic diagram of mold；In order to more clearly show structure, Fig. 2 is injection mould shown in FIG. 1
The enlarged drawing in the area A of tool, Fig. 3 are the enlarged drawing in the area B of injection forming mold shown in FIG. 1, and Fig. 4 is shown in Fig. 3 is molded into
The enlarged drawing in the area C of pattern tool；Fig. 5 is that the area C of injection forming mold shown in Fig. 4 hides the schematic diagram of hatching.Wherein, scheme
Only moulding is shown 1- Fig. 4 with hatching, the section line concealing of other sectional structures；Fig. 4 and Fig. 5 the second color of separated by dashed lines
Second color concave shape cavity portion of type chamber and the second color convex-type cavity portion, Fig. 5 short dash line separate the first chamfered region, linearity sector and the
Two chamfered regions.
Refer to figures 1-7, injection forming mold provided in this embodiment is suitable for being molded double-colored or polychrome and produces
Product；The product of two kinds and the above different colours can be made not generate color phenomenon after molding, sintering, processing, no bad order,
The appearance of product entirety and the quality of product can be promoted.The injection forming mold can be applied to the note such as plastics, ceramics
Molding product is particularly suitable for the material products such as the plastic cement of ceramics, metal and part high rigidity.
The injection forming mold 100 includes the first die body 110, the second die body 120 and third die body 130；First die body
110 are provided with the first forming surface 111, and the second die body 120 is provided with the second forming surface 121；Third die body 130 be provided with third at
Type face 131.
When first die body 110 and the second die body 120 mold, the first forming surface 111 and the second forming surface 121 form the first color
Type chamber 150；First colour pattern chamber 150 is used to generate the first colour bodies 210 of injection molding idiosome 200, as Figure 2-Figure 5.
When first die body 110 is molded with third die body 130, the first colour pattern chamber 150 forms the second color with third forming surface 131
Type chamber 160；Namely first colour bodies 210 with third forming surface 131 form the second colour pattern chamber 160；Second colour pattern chamber 160 is for producing
Second colour bodies 220 of raw injection molding idiosome 200；Wherein, some or all of second forming surface 121 be the first colour pattern chamber 150 with
The interface of second colour pattern chamber 160.
Second colour pattern chamber 160 includes the second color concave shape cavity portion 161 being arranged in the first colour pattern chamber 150；Namely second
The part for the second colour bodies 220 that color concave shape cavity portion 161 is formed is arranged in the first colour bodies 210.
Along molding direction, the second forming surface 121 includes sequentially connected first chamfered region 1211, linearity sector 1212 and second
Chamfered region 1213；First chamfered region 1211, linearity sector 1212 and the second chamfered region 1213 form the second color concave shape cavity portion 161
Side wall.Namely first chamfered region 1211, linearity sector 1212 and the second chamfered region 1213 are the first colour bodies 210 and the second colour bodies
220 boundary.Wherein, the first chamfered region 1211 is located at the bottom of the second color concave shape cavity portion 161, and the second chamfered region 1213 is located at
The accent of second color concave shape cavity portion 161.By the first chamfered region 1211, the second colour bodies 220 can avoid in injection moulding process
By the root avulsion of the first colour bodies 210, the integral strength of injection molding idiosome 200 can also be promoted, and then promotes the entirety of finished product
Intensity.By linearity sector 1212, color overlap joint is clear, with saturating color, the mixed color phenomenon for avoiding color intersection to generate substantially, may be used also
To ensure to be molded in 200 surface surplus CNC process of idiosome, 220 appearance of the first colour bodies 210 and the second colour bodies of finished product
Sectional area will not be changed by demoulding angle and be changed.It can be relieved the second colour bodies 220 in injecting glue process by the second chamfered region 1213
In injection pressure, reduce injection molding 200 stress of idiosome, promoted injection molding 200 integral strength of idiosome.
Injection forming mold described in the present embodiment includes the first die body 110, the second die body 120 and third die body 130；Its
First forming surface 111 of the first die body 110 and the second forming surface 121 of the second die body 120 are capable of forming the first colour pattern chamber 150,
To generate the first colour bodies 210 of injection molding idiosome 200 by the injection molding of the first colour pattern chamber 150；Pass through the first color of the first die body 110
The third forming surface 131 of type chamber 150 and third die body 130 is capable of forming the second colour pattern chamber 160, so that in injection molding idiosome 200
The second colour bodies 220 of injection molding idiosome 200 is generated in first colour bodies 210 by the injection molding of the second colour pattern chamber 160.By the second one-tenth
Sequentially connected first chamfered region 1211 in type face 121, linearity sector 1212 and the second chamfered region 1213,1213 He of the second chamfered region
First chamfered region 1211 is so that the second die body 120 can also promote injection molding idiosome 200 convenient for demoulding from the first colour bodies 210
Resistance to compression and impact strength, alleviate 220 injection pressure of the second colour bodies, reduce injection molding 200 Local Cracking of idiosome or secretly split it is bad,
Promote injection molding 200 mechanical property of idiosome；Its linearity sector 1212 can avoid first color when being molded the second colour bodies 220 substantially
There is color, mixed color phenomenon in body 210 and the second colour bodies 220, to promote the quality of injection molding idiosome 200；Injection molding idiosome 200 passes through
Machining removal the second chamfered region 1213 and all or part of linearity sector 1212 with obtain color intersection substantially without saturating color,
The finished product of mixed color phenomenon improves the appearance and quality of finished product.
Optionally, shown in Figure 4, the injection molding of injection forming mold described in the present embodiment generates injection molding idiosome 200；The note
The second colour bodies 220 that modeling idiosome 200 colour bodies 210 and be fixed in the first colour bodies 210 including first；
First colour pattern chamber 150 of injection forming mold generates the first colour bodies 210 for being molded；The of injection forming mold
Dichromatism chamber 160 generates the second colour bodies 220 for being molded.First colour bodies 210 is different from the color of the second colour bodies 220.
Optionally, injection-molded item described in the present embodiment is process using the injection molding idiosome 200, the injection-molded item
Including the first colour bodies 210.
The injection-molded item further includes the second face that the second color concave shape cavity portion 161 with the first chamfered region 1211 is formed
220 corresponding part of colour solid, that is, injection molding idiosome 200 by the second chamfered region 1213 of processing removal and whole linearity sectors 1212 with
Color intersection is obtained substantially without saturating color, the finished product of mixed color phenomenon, improves the appearance and quality of injection-molded item.
Alternatively, the injection-molded item further includes the with the first chamfered region 1211 and some or all of linearity sector 1212
220 corresponding part of the second colour bodies that two color concave shape cavity portions 161 are formed.That is, injection molding idiosome 200 passes through processing removal second
Chamfered region 1213 and some or all of linearity sector 1212 with obtain color intersection substantially without saturating color, mixed color phenomenon at
Product improve the appearance and quality of injection-molded item.
Referring to fig. 2 shown in-Fig. 5, in the optinal plan of the present embodiment, the second colour pattern chamber 160 includes and the second color concave shape
The second color convex-type cavity portion 162 that cavity portion 161 is connected；Second color convex-type cavity portion 162 protrudes from the first colour pattern chamber 150；It can
Selection of land, injection molding forms the second colour bodies 220 in the second color concave shape cavity portion 161 and the second color convex-type cavity portion 162.
Along perpendicular to molding direction, the face of area covering the second color concave shape cavity portion 161 of the second color convex-type cavity portion 162
Product.By the second color convex-type cavity portion 162, so that the part of the second colour bodies 220 in the second color concave shape cavity portion 161 can
It is entirely filled with the second color concave shape cavity portion 161, and then improves the appearance and quality of finished product.
Optionally, along molding direction, the second color convex-type cavity portion 162 with a thickness of 0.3mm-0.8mm；For example, the second color
Convex-type cavity portion 162 with a thickness of 0.3mm, 0.4mm, 0.45mm, 0.65mm, 0.7mm etc..
Optionally, along molding direction, the second color convex-type cavity portion 162 with a thickness of 0.5mm.
In the optinal plan of the present embodiment, the injection forming mold includes the 4th die body 140；4th die body 140 includes
4th forming surface 141；4th forming surface 141 is identical as the first forming surface 111.Optionally, the 4th die body 140 and the first die body
110 is identical.By the 4th die body 140, to improve the production efficiency of injection molding idiosome 200.Such as enable the first die body 110 and the 4th mould
Body 140 is cover half, and the second die body 120 and third die body 130 are dynamic model, first passes through the second die body 120 and the first die body 110 molds
It forms the first colour pattern chamber 150 and is molded the first colour bodies 210 for generating first injection molding idiosome；Later, the second die body 120 and
One die body 110 separates and is located at the first colour bodies 210 of first injection molding idiosome on the first die body 110；Later, third die body
130 and first die body 110 molding formed the second colour pattern chamber 160 and be molded generate first injection molding idiosome the second colour bodies 220,
4th die body 140 and the molding of the second die body 120 form the first colour pattern chamber 150 and are molded the first face for generating second injection molding idiosome
Colour solid 210；Later, third die body 130 separates with the first die body 110 and takes out first injection molding idiosome, the 4th die body 140 and
Two die bodys 120 separate and are located at the first colour bodies 210 of second injection molding idiosome on the 4th die body 140；Later, third die body
130 and the 4th die body 140 molding formed the second colour pattern chamber 160 and be molded generate second injection molding idiosome the second colour bodies 220,
Second die body 120 and the molding of the first die body 110 form the first colour pattern chamber 150 and are molded the first face for generating third injection molding idiosome
Colour solid 210；Later, third die body 130 separates with the 4th die body 140 and takes out second injection molding idiosome, the second die body 120 and
One die body 110 separates and is located at the first colour bodies 210 of third injection molding idiosome on the first die body 110；It is recycled with this.?
That is, by the first die body 110, the second die body 120, third die body 130 and the 4th die body 140, to improve injection forming mold
Injection efficiency.
Optionally, the first die body 110 and the 4th die body 140 can be two die bodys of one set of die, or two sets
The die body of independent mold；Optionally, the second die body 120 and third die body 130 can be two die bodys of one set of die, can also be with
For the die body of two sets of independent molds.
Optionally, the first die body 110, the second die body 120, third die body 130 and the 4th die body 140 belong to one set of die.
For example, with reference to shown in Fig. 1, Fig. 6 and Fig. 7, the injection forming mold includes fixed half and moving half；Cover half includes the first die body 110
With the 4th die body 140, dynamic model includes the second die body 120 and third die body 130；By by the first die body 110, the second die body 120,
Third die body 130 and the 4th die body 140 are designed as one set of die, in order to which an open mold can be molded an injection molding idiosome
200, to improve injection efficiency.It will be appreciated by persons skilled in the art that the concept of cover half and dynamic model be it is opposite, can pass through
Dynamic model is rotated so that 130 reversing of position of the second die body 120 and third die body, it can also be by rotation cover half so that the first die body
110 and 140 reversing of position of the 4th die body.
In the optinal plan of the present embodiment, along molding direction, the second color concave shape cavity portion 161 with a thickness of 0.4mm-
2.5mm.For example, the second color concave shape cavity portion 161 with a thickness of 0.4mm, 0.85mm, 1.25mm, 1.5mm, 1.8mm, 2.5mm etc.
Deng.
Optionally, along molding direction, the second color concave shape cavity portion 161 with a thickness of 1.0mm.
In the optinal plan of the present embodiment, the chamfer radius of the first chamfered region 1211 is 0.2mm-1.0mm；For example, first
The chamfer radius of chamfered region 1211 is 0.2mm, 0.3mm, 0.45mm, 0.6mm, 0.8mm, 1.0mm etc..
Optionally, the chamfer radius of the first chamfered region 1211 is 0.4mm.
Optionally, the length of linearity sector 1212 is 0.1mm-0.5mm；For example, the length of linearity sector 1212 be 0.1mm,
0.2mm, 0.25mm, 0.35mm, 0.5mm etc..
Optionally, the length of linearity sector 1212 is 0.4mm.
Optionally, the chamfer radius of the second chamfered region 1213 is 0.1mm-1.0mm.For example, the second chamfered region 1213 is fallen
Angular radius is 0.1mm, 0.3mm, 0.45mm, 0.6mm, 0.8mm, 1.0mm etc..
Optionally, the chamfer radius of the second chamfered region 1213 is 0.2mm.
Embodiment two
Embodiment two provides a kind of injection molding forming method, which uses injection mould described in embodiment one
Have, the technical characteristic of injection forming mold disclosed in embodiment one is also applied for the embodiment, the published note of embodiment one
The technical characteristic of molding die tool is not repeated to describe.
In conjunction with the embodiments shown in one Fig. 1-Fig. 7, injection molding forming method provided in this embodiment be suitable for be molded it is double-colored or
Person's multi-colored product；The product of two kinds and the above different colours can be made not generate color phenomenon, nothing after molding, sintering, processing
Bad order can promote the appearance of product entirety and the quality of product.The injection molding forming method can be applied to plastics,
The injecting products such as ceramics are particularly suitable for the higher ceramic product of injection temperature.
The injection molding forming method is included the following steps: using injection forming mold described in embodiment one
Second die body 120 and the first die body 110 mold and form the first colour pattern chamber 150；
The injecting glue in the first colour pattern chamber 150 makes the first colour pattern chamber 150 generate the first colour bodies 210 of injection molding idiosome 200；
Second die body 120 is separated with the first die body 110, and the first colour bodies 210 for being molded idiosome 200 is made to be located at the first mould
On body 110；
Third die body 130 and the first die body 110 mold and form the second colour pattern chamber 160；Namely first colour bodies 210 and
One die body 110 molds and forms the second colour pattern chamber 160；
The injecting glue in the second colour pattern chamber 160 produces the second colour pattern chamber 160 in the first colour bodies 210 of injection molding idiosome 200
Second colour bodies 220 of raw injection molding idiosome 200；
Third die body 130 is separated with the first die body 110, takes out injection molding idiosome 200.The injection molding forming method falls by first
Angular region 1211 can avoid the second colour bodies 220 in injection moulding process for the root avulsion of the first colour bodies 210, can also be promoted
It is molded the integral strength of idiosome 200, and then promotes the integral strength of finished product.Pass through the first chamfered region 1211,1212 and of linearity sector
Second chamfered region 1213, the second chamfered region 1213 and the first chamfered region 1211 are so that the second die body 120 is convenient for from the first color
Demoulded on body 210, can also be promoted injection molding 200 resistance to compression of idiosome and impact strength, alleviate 220 injection pressure of the second colour bodies,
It reduces injection molding 200 Local Cracking of idiosome or secretly splits bad, promotion injection molding 200 mechanical property of idiosome；Its linearity sector 1212 can be with base
Originally first colour bodies 210 and the second colour bodies 220 when being molded the second colour bodies 220 is avoided color, mixed color phenomenon occur, to mention
Rise the quality of injection molding idiosome 200；It is molded idiosome 200 and passes through machining the second chamfered region 1213 of removal and all or part of straight line
Area 1212 improves the appearance and quality of finished product to obtain color intersection substantially without saturating color, the finished product of mixed color phenomenon.
Optionally, it is molded in the first colour pattern chamber 150 using click-through glue mode.
Optionally, it is molded in the second colour pattern chamber 160 using click-through glue mode.
In the optinal plan of the present embodiment, the injection molding forming method includes the 4th die body 140；4th die body 140 includes
4th forming surface 141；4th forming surface 141 is identical as the first forming surface 111；
While third die body 130 and the first die body 110 mold, the 4th die body 140 is molded and is formed with the second die body 120
First colour pattern chamber 150；
In second colour pattern chamber 160 while injecting glue, the injecting glue in the first colour pattern chamber 150 makes the first colour pattern chamber 150 generate note
Mould the first colour bodies 210 of idiosome A；
While third die body 130 is separated with the first die body 110, the 4th die body 140 is separated with the second die body 120, and is made
The first colour bodies 210 of injection molding idiosome A is located on the 4th die body 140；
Third die body 130 and the 4th die body 140 mold and are formed the second colour pattern chamber 160, that is, are molded the first color of idiosome A
Body 210 and the 4th die body 140 mold and form the second colour pattern chamber 160；Meanwhile second die body 120 and the first die body 110 molding simultaneously
Form the first colour pattern chamber 150；
The injecting glue in the second colour pattern chamber 160 generates the second colour pattern chamber 160 in the first colour bodies 210 of injection molding idiosome A
It is molded the second colour bodies 220 of idiosome A；Meanwhile the injecting glue in the first colour pattern chamber 150, so that the first colour pattern chamber 150 is generated injection molding embryo
The first colour bodies 210 of body B；
Third die body 130 is separated with the 4th die body 140, takes out injection molding idiosome A；Meanwhile second die body 120 and the first die body
110 separation, and it is located at the first colour bodies 210 for being molded idiosome B on the first die body 110.
It is recycled with this, obtains more than one piece and be molded idiosome 200.
In the optinal plan of the present embodiment, the injection forming mold includes fixed half and moving half；Cover half includes the first die body
110 and the 4th die body 140, dynamic model include the second die body 120 and third die body 130.
The injection molding forming method includes the following steps；
Molding: when dynamic model and cover half mold, third die body 130 and the first die body 110 mold and form the second colour pattern chamber
160, the 4th die body 140 and the second die body 120 mold and form the first colour pattern chamber 150；
Injecting glue: the injecting glue in the second colour pattern chamber 160 is so as to generate injection molding embryo in the first colour bodies 210 of injection molding idiosome 200
Second colour bodies 220 of body 200, the injecting glue in the first colour pattern chamber 150 is so that the first colour pattern chamber 150 generates the of injection molding idiosome A
One colour bodies 210；
Die sinking: when dynamic model and cover half are opened, third die body 130 separates with the first die body 110 and takes out injection molding idiosome 200,
4th die body 140 separates with the second die body 120 and is located at the first colour bodies 210 for being molded idiosome A on the 4th die body 140；
Revolving die: dynamic model rotates 180 degree, so that third die body 130 is corresponding with the 4th die body 140, the second die body 120 and the
One die body 110 is corresponding；
Molding: when dynamic model and cover half mold, third die body 130 and the 4th die body 140 mold and form the second colour pattern chamber
160, i.e. the first colour bodies 210 of injection molding idiosome A and the 4th die body 140 molds and forms the second colour pattern chamber 160；Second die body
120 and first die body 110 mold and form the first colour pattern chamber 150；
Injecting glue: the injecting glue in the second colour pattern chamber 160 so that the second colour pattern chamber 160 injection molding idiosome A the first colour bodies 210
Upper the second colour bodies 220 for generating injection molding idiosome A；The injecting glue in the first colour pattern chamber 150 is so that the first colour pattern chamber 150 generates injection molding
The first colour bodies 210 of idiosome B；
Die sinking: when dynamic model and cover half are opened, third die body 130 separates with the 4th die body 140 and takes out injection molding idiosome A, the
Two die bodys 120 separate with the first die body 110 and are located at the first colour bodies 210 for being molded idiosome B on the first die body 110.
Revolving die: dynamic model rotates 180 degree, so that the second die body 120 is corresponding with the 4th die body 140, third die body 130 and the
One die body 110 is corresponding；
Molding: when dynamic model and cover half mold, third die body 130 and the first die body 110 mold and form the second colour pattern chamber
160, the 4th die body 140 and the second die body 120 mold and form the first colour pattern chamber 150；
It is recycled with this, obtains more than one piece and be molded idiosome 200.
In the optinal plan of the present embodiment, the injection molding forming method includes the following steps:
It examines qualified injection molding idiosome 200 to remove the surface coating of the second colour bodies 220, forms the first semi-finished product；Its
In, the surface coating of the second colour bodies 220 is one side of second colour bodies 220 far from the first colour bodies 210；
First semi-finished product are loaded to degreasing kiln, using 600 DEG C -800 DEG C, 40h-60h time range is interior to carry out thermal debinding,
And form the second semi-finished product；
The second qualified semi-finished product will be examined to load to this firing, using 1400 DEG C -1500 DEG C, 25h-35h is sintered,
Form third semi-finished product；
Examine qualified third semi-finished product that skim-coat is gone to form finished product.
Optionally, third semi-finished product go skim-coat formed finished product include:
According to design requirement, surface is removed into fixed dimension using grinding machine by third semi-finished product and forms the 4th semi-finished product；
Optionally, third semi-finished product are processed into the 4th semi-finished product using double face abrading machine.
The 4th semi-finished product are roughly ground, and throw technique using rough polishing and essence, obtain finished product.
Optionally, the second colour pattern chamber 160 includes the second color convex-type cavity portion being connected with the second color concave shape cavity portion 161
162；Second color convex-type cavity portion 162 protrudes from the first colour pattern chamber 150；Along perpendicular to molding direction, the second color convex-type cavity portion
The area of 162 area covering the second color concave shape cavity portion 161；
The surface coating for removing the second colour bodies 220 includes the second color convex-type cavity portion 162, the second color concave shape cavity portion
The linearity sector 1212 of 161 the second chamfered region 1213 and some or all of second color concave shape cavity portion 161.
Wherein, the optional size of the first chamfered region 1211, linearity sector 1212 and the second chamfered region 1213 embodiment one
It is described in detail, details are not described herein.Other features disclosed in embodiment one are also applied for the present embodiment.
Injection molding forming method described in the present embodiment and injection molding idiosome 200 have injection forming mold described in embodiment one
The advantages of advantage, the injection forming mold disclosed in embodiment one, is not repeated to describe herein.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (11)
1. a kind of injection forming mold, which is characterized in that including the first die body, the second die body and third die body；First mould
Body is provided with the first forming surface, and second die body is provided with the second forming surface；The third die body is provided with third forming surface；
When first die body and second die body mold, first forming surface and second forming surface form the first color
Type chamber；
When first die body and the third die body mold, the first colour pattern chamber and the third forming surface form the second color
Type chamber；Wherein, some or all of second forming surface is the interface of the first colour pattern chamber and the second colour pattern chamber；
The second colour pattern chamber includes that the second intracavitary color concave shape cavity portion of first colour pattern is arranged in；
Along molding direction, second forming surface includes sequentially connected first chamfered region, linearity sector and the second chamfered region；It is described
First chamfered region, the linearity sector and second chamfered region form the side wall of the second color concave shape cavity portion.
2. injection forming mold according to claim 1, which is characterized in that the second colour pattern chamber includes and described second
The second color convex-type cavity portion that color concave shape cavity portion is connected；The second color convex-type cavity portion protrudes from first colour pattern
Chamber；
Along perpendicular to molding direction, the face of the second color concave shape cavity portion described in the area covering of the second color convex-type cavity portion
Product.
3. injection forming mold according to claim 2, which is characterized in that along molding direction, the second color convex-type
Cavity portion with a thickness of 0.3mm-0.8mm.
4. injection forming mold according to claim 3, which is characterized in that along molding direction, the second color convex-type
Cavity portion with a thickness of 0.5mm.
5. injection forming mold according to claim 1-4, which is characterized in that including the 4th die body；Described
Four die bodys include the 4th forming surface；4th forming surface is identical as first forming surface.
6. injection forming mold according to claim 1-4, which is characterized in that edge molding direction, described second
Color concave shape cavity portion with a thickness of 0.4mm-2.5mm.
7. injection forming mold according to claim 6, which is characterized in that along molding direction, the second color concave shape
Cavity portion with a thickness of 1.0mm.
8. injection forming mold according to claim 1-4, which is characterized in that the chamfering of first chamfered region
Radius is 0.2mm-1.0mm；
The length of the linearity sector is 0.1mm-0.5mm；
The chamfer radius of second chamfered region is 0.1mm-1.0mm.
9. injection forming mold according to claim 8, which is characterized in that the chamfer radius of first chamfered region is
0.4mm；
The length of the linearity sector is 0.4mm；
The chamfer radius of second chamfered region is 0.2mm.
10. a kind of injection molding idiosome, which is characterized in that using the described in any item injection forming mold injection moldings of claim 1-9
At；The injection molding idiosome includes the first colour bodies and the second colour bodies for being fixed in first colour bodies；
First colour pattern chamber of the injection forming mold generates the first colour bodies for being molded；
Second colour pattern chamber of the injection forming mold generates the second colour bodies for being molded.
11. a kind of injection-molded item, which is characterized in that be process using injection molding idiosome described in any one of claim 10, the injection molding system
Product include the first colour bodies,
It further include the second colour bodies corresponding part that the second color concave shape cavity portion with the first chamfered region is formed, alternatively, also wrapping
It includes the second colour bodies that the second color concave shape cavity portion with the first chamfered region and some or all of linearity sector is formed and corresponds to portion
Point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820939751.3U CN208290375U (en) | 2018-06-15 | 2018-06-15 | Injection forming mold and injection molding idiosome and injection-molded item |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820939751.3U CN208290375U (en) | 2018-06-15 | 2018-06-15 | Injection forming mold and injection molding idiosome and injection-molded item |
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| Publication Number | Publication Date |
|---|---|
| CN208290375U true CN208290375U (en) | 2018-12-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576566A (en) * | 2018-06-15 | 2019-12-17 | 蓝思科技（长沙）有限公司 | Injection molding mold and method thereof, injection molding blank and injection molding product |
| TWI689403B (en) * | 2019-01-31 | 2020-04-01 | 未來市股份有限公司 | Method of molding a product including at least one turning part including at least one of an undercut part and a right-angle part, product manufactured by the method, and molding device manufacturing the product by the method |
-
2018
- 2018-06-15 CN CN201820939751.3U patent/CN208290375U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576566A (en) * | 2018-06-15 | 2019-12-17 | 蓝思科技（长沙）有限公司 | Injection molding mold and method thereof, injection molding blank and injection molding product |
| TWI689403B (en) * | 2019-01-31 | 2020-04-01 | 未來市股份有限公司 | Method of molding a product including at least one turning part including at least one of an undercut part and a right-angle part, product manufactured by the method, and molding device manufacturing the product by the method |
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