CN101333065A - Method of preparing mould core, mould core and mould using the mould core - Google Patents
Method of preparing mould core, mould core and mould using the mould core Download PDFInfo
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- CN101333065A CN101333065A CNA2007102008703A CN200710200870A CN101333065A CN 101333065 A CN101333065 A CN 101333065A CN A2007102008703 A CNA2007102008703 A CN A2007102008703A CN 200710200870 A CN200710200870 A CN 200710200870A CN 101333065 A CN101333065 A CN 101333065A
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Abstract
The invention provides a die-core manufacturing method, which comprises the following steps: providing an eccentric die core and testing the deviation of the eccentric die core; providing a first blank and forming a first molding surface on one surface of the first blank so as to form a first template, while a deviation consistent with the deviation of the eccentric die core is arranged between the geometric centerline of the first template and the centerline of the first molding surface; providing a second blank and processing a second molding surface on one surface of the second blank so as to form a second template; the first template and the second template are oppositely arranged based on the location of the eccentric die core, so that the centerline of the first molding surface and the centerline of the second molding surface can be superposed to form a die core. In addition, the invention also relates to a die core which is made based on the die-core manufacturing method, and a die which adopts the die core. The die-core manufacturing method, the die core and the die using the die core can eliminate the eccentric phenomena existing in the optical lens molding process and improve the manufacturing quality of optical lenses.
Description
Technical field
The present invention relates to a kind of manufacturing method for insert, die and adopt the mould of this die, relate in particular to a kind of mould of eliminating manufacturing method for insert, the die of the eccentric phenomena that exists in the optical mirror slip moulding process and adopting this die.
Background technology
Injection moulding is that the shape of die blank and structure are processed to make die, again described die and die holder are assembled into the complete injection mold of a cover, and by described injection mold is installed on the shaper, control the pressure and temperature in this injection mold simultaneously, make the plastics of melting inject this injection mold, finally mold plastics through cooling curing.It is fast that injection molding technology has shaping speed, once shaped, and the long characteristics of die life.The manufacture method of die sees also the paper Knowledge-based mold design for injectionmolding processing that people such as Tseng deliver in nineteen ninety IEEE system, intelligent control international conference (1990 IEEE International Symposium onIntelligent Control).
Yet; when using above-mentioned injection mold to make optical mirror slip; described optical mirror slip, makes not overlap between optical axis and its geometric center lines of optical mirror slip of moulding owing to departure occurs between the included matrix of die through regular meeting, has eccentric phenomena in the promptly described optical mirror slip moulding process.A kind of existing injection mold 10 as shown in Figure 1, it comprises one first die holder 111, second die holder 112 and an a plurality of die, as die 12, die 13 and die 14 with a plurality of optical mirror slips of once shaped.Described die 12 is an eccentric die, and it comprises first matrix 100 that is installed on described first die holder 111, and second matrix 122 that is installed on described second die holder 112.Described first matrix 100 comprises one first molding surface 100a, and described second matrix 122 comprises one second molding surface 122a.The described first molding surface 100a and the second molding surface 122a are respectively applied for the first surface 100a and the second curved surface 100b of moulding optical mirror slip 100 in injection moulding process, as shown in Figure 2.Because described first matrix 100 produces a departure φ with respect to described second matrix 122, make and also produce a departure φ between described first molding surface 100a and the described second molding surface 122a, so behind described optical mirror slip 100 ejection formations, also correspondingly produce a departure φ between the medullary ray n of the medullary ray m of its first surface 100a and its second curved surface 100b, the optical axis s that is described optical mirror slip 100 does not overlap with its geometric center lines t, there is eccentric phenomena in described optical mirror slip 100 moulding processes, and described die 13,14 do not exist departure, therefore the eyeglass that manufactures of die 12 is defective eyeglass, and die 12 need be replaced.
Summary of the invention
In view of this, providing a kind of eliminates manufacturing method for insert, the die of the eccentric phenomena that exists in the optical mirror slip moulding process and adopts the mould of this die real in necessary.
To a kind of mould of eliminating manufacturing method for insert, the die of the eccentric phenomena that exists in the optical mirror slip moulding process and adopting this die be described with embodiment below.
A kind of manufacturing method for insert, it comprises: the departure that an eccentric die is provided and tests this off-centre die, described eccentric die are used for moulding and have the two relative first surfaces and the optical mirror slip of second curved surface; One first blank is provided, in the surface formation one of described first blank and corresponding to first molding surface of first surface of described optical mirror slip, to form first matrix, and have a departure between the medullary ray of the geometric center lines of described first matrix and described first molding surface, and this departure equals the departure of described eccentric die; One second blank is provided, in the surface formation one of described second blank and corresponding to second molding surface of second curved surface of described optical mirror slip, forming second matrix, and the central lines of the geometric center lines of described second matrix and described second molding surface; Described first matrix is oppositely arranged so that described first molding surface is relative with described second molding surface with the position of described second matrix according to eccentric die, and make the medullary ray of described first molding surface and the central lines of described second molding surface, to form a die.
A kind of die, be used for moulding and have the two relative first surfaces and the optical mirror slip of second curved surface, described die comprises one first matrix and second matrix that is oppositely arranged with this first matrix, described first matrix has first molding surface that is used for the first surface of the described optical mirror slip of moulding, described second matrix has second molding surface that is used for second curved surface of the described optical mirror slip of moulding, described first molding surface is relative with described second molding surface, the central lines of the medullary ray of described first molding surface and described second molding surface has a predetermined departure between the geometric center lines of the geometric center lines of described first matrix and described second matrix.
A kind of mould that adopts above-mentioned die is used for moulding and has the two relative first surfaces and the optical mirror slip of second curved surface, and described mould comprises: one first die holder, second die holder and a die; Described die comprises one first matrix and second matrix that is oppositely arranged with this first matrix, and described first matrix is installed on described first die holder, and described second matrix is installed on described second die holder; Described first matrix has first molding surface that is used for the first surface of the described optical mirror slip of moulding, described second matrix has second molding surface that is used for second curved surface of the described optical mirror slip of moulding, described first molding surface is relative with described second molding surface, the central lines of the medullary ray of described first molding surface and described second molding surface has a predetermined departure between the geometric center lines of the geometric center lines of described first matrix and described second matrix.
With respect to prior art, described manufacturing method for insert, die and adopt the mould of this die, it is by being provided with a die with one first matrix and one second matrix, and the medullary ray of first molding surface by described first matrix is set to overlap with the medullary ray of second molding surface of described second matrix, can revise because the eccentric phenomena that exists in the optical mirror slip moulding process that departure caused that has between described first matrix and second matrix, the optical axis of the optical mirror slip of obtained by molding is overlapped with its geometric center lines, thereby can improve the quality bills of materials of optical mirror slip.
Description of drawings
Fig. 1 is existing structural representation with injection mold of eccentric die.
Fig. 2 is the synoptic diagram of the optical mirror slip of the injection mold obtained by molding with eccentric die among Fig. 1.
Fig. 3 be first embodiment of the invention provide be installed in the die holder and form the structural representation of the die of an optical mirror slip.
Fig. 4 (a) is the diagrammatic cross-section that the relative position of first blank and cutter is provided in the manufacturing method for insert that provides of first embodiment of the invention.
Fig. 4 (b) is the schematic top plan view that the relative position of first blank and cutter is provided in the manufacturing method for insert that provides of first embodiment of the invention.
Fig. 5 (a) is the diagrammatic cross-section of first matrix that produces of the manufacturing method for insert that adopts first embodiment of the invention to provide.
Fig. 5 (b) is the schematic top plan view of first matrix that produces of the manufacturing method for insert that adopts first embodiment of the invention to provide.
Fig. 6 (a) is the diagrammatic cross-section that the relative position of second blank and cutter is provided in the manufacturing method for insert that provides of first embodiment of the invention.
Fig. 6 (b) is the diagrammatic cross-section that the relative position of second blank and cutter is provided in the manufacturing method for insert that provides of first embodiment of the invention.
Fig. 7 (a) is the diagrammatic cross-section of second matrix that produces of the manufacturing method for insert that adopts first embodiment of the invention to provide.
Fig. 7 (b) is the schematic top plan view of second matrix that produces of the manufacturing method for insert that adopts first embodiment of the invention to provide.
Fig. 8 is the structural representation of the die that provides of first embodiment of the invention.
Fig. 9 is the structural representation of the die that forms an optical mirror slip that provides of second embodiment of the invention.
Figure 10 is the structural representation of the mould that forms an optical mirror slip that provides of third embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is described in further detail.
See also Fig. 2 and Fig. 3, the manufacturing method for insert that first embodiment of the invention provides, it may further comprise the steps:
(1) provide an eccentric die and measure the departure of this off-centre die, described eccentric die is used for moulding and has the two relative first surfaces and the optical mirror slip of second curved surface.
Described eccentric die 12 comprises one first eccentric matrix 121 and one second eccentric matrix 122, and the described first eccentric matrix 121 is installed on described first die holder 111, and the described second eccentric matrix 122 is installed on described second die holder 112.The described second eccentric matrix 122 is oppositely arranged with the described first eccentric matrix 121, the described first eccentric matrix 121 comprises first a molding surface 121a who is used for the first surface 100a of moulding optical mirror slip 100, the described second eccentric matrix 122 comprises second a molding surface 122a who is used for the second curved surface 100b of moulding optical mirror slip 100, have a departure φ between the described first eccentric matrix 121 and the described second eccentric matrix 122, the departure φ between the medullary ray n of the medullary ray m of the described first molding surface 121a and the second molding surface 122a equals the departure φ between the described first eccentric matrix 121 and the described second eccentric matrix 122.
(2 provide one first blank, in the surface formation one of described first blank and corresponding to first molding surface of first surface of optical mirror slip, to form first matrix, and have a departure between the medullary ray of the geometric center lines of described first matrix and described first molding surface, and this departure equals the departure of described eccentric die.
See also Fig. 4 and Fig. 5, described first stock 20 comprises a pedestal 20a and a main body 20b, described main body 20b is arranged on the described pedestal 20a, and described pedestal 20a and described main body 20b be cylindrical structural, and described pedestal 20a and described main body 20b have common geometric center lines g.
Before described first stock 20 is processed, a permanent seat 30 and a cutter 40 can be set, and the pedestal 20a of described first stock 20 is fixed on the described permanent seat 30, thereby can be by regulating the relative position between described permanent seat 30 and the described cutter 40, and the surperficial 20c by 40 pairs of described first blanks 20 of described cutter processes and obtains the first required molding surface 200a.Particularly, described cutter 40 can be done feeding movement along the direction of the geometric center lines g that is parallel to described first blank 20, the direction of feed motion of this cutter 40 is defined as reference line k, adjust the relative position of described pedestal 20a or described cutter 40, make the geometric center lines g of described first blank 20 and the departure between the described reference line k equal departure φ between the described first eccentric matrix 121 and the described second eccentric matrix 122.
After the relative position of described pedestal 20a or described cutter 40 is determined, can drive described cutter 40 and do feeding movement along the direction of described reference line k, to go out the first molding surface 200a at described surperficial 20c car to form first matrix 200, the geometric center lines g of described first matrix 200 overlaps with the geometric center lines g of described first blank 20.
(3) provide one second blank, in the surface formation one of described second blank and corresponding to second molding surface of second curved surface of described optical mirror slip, forming second matrix, and the central lines of the geometric center lines of described second matrix and described second molding surface.
See also Fig. 6 and Fig. 7, described second blank 50 comprises a pedestal 50a and a main body 50b, and described pedestal 50a and described main body 50b are respectively a cylindrical structural, and described main body 50b is arranged on the described pedestal 50a.
Before described second blank 50 is processed, employed permanent seat 30 and a cutter 40 in the time of can utilizing above-mentioned making first stock 20, the pedestal 50a of described second blank 50 is fixed on the described permanent seat 30, thereby can drive described cutter 40 and do feeding movement along the direction of the geometric center lines r of described second blank 50, going out the second molding surface 500a at described surperficial 50c car forming second matrix 500, the medullary ray r of the geometric center lines r of described second matrix 500, the described second molding surface 500a, the geometric center lines r with described second blank 50 overlaps respectively.
(4) described first matrix is oppositely arranged so that described first molding surface is relative with described second molding surface with the position of described second matrix according to eccentric die, and make the medullary ray of described first molding surface and the central lines of described second molding surface, to form a die.
See also Fig. 8, after described first matrix 200 and described second matrix 500 complete, described first matrix 200 is oppositely arranged with described second matrix 500, so that the described first molding surface 200a is relative with the described second molding surface 500a, and the medullary ray h of the described first molding surface 200a is overlapped with the medullary ray r of the described second molding surface 500a, at this moment, departure φ between the geometric center lines r of the geometric center lines g of described first matrix 200 and described second matrix 500, it equals the departure φ between the described first eccentric matrix 121 and the described second eccentric matrix 122, thereby forms a die 1000.
See also Fig. 9, the die 1000 that second embodiment of the invention provides, be used for moulding optical mirror slip 800, the optical mirror slip 800 of obtained by molding has the two relative first surface 100a and the second curved surface 100b, described die 1000 comprises one first matrix 200 and one second matrix 500, and described second matrix 500 is oppositely arranged with described first matrix 200.Described first matrix 200 has first a molding surface 200a who is used for the first surface 800a of the described optical mirror slip 800 of moulding, described second matrix 500 has second a molding surface 500a who is used for the second curved surface 800b of the described optical mirror slip 800 of moulding, and the described first molding surface 200a is relative with the described second molding surface 500a.The medullary ray h of the described first molding surface 200a overlaps with the medullary ray r of the described second molding surface 500a, has a departure φ between the geometric center lines r of the geometric center lines g of described first matrix 200 and described second matrix 500.
See also Figure 10, the mould 90 that third embodiment of the invention provides, it comprises one first die holder 911 and one second die holder 912, and a die 1000.Described die 1000 comprises first matrix 200 that is installed on described first die holder 911, and second matrix 500 that is installed on described second die holder 912.
Described first matrix 200 comprises one first molding surface 200a, described second matrix 500 comprises one second molding surface 500a, and this first molding surface 200a and the second molding surface 500a are respectively applied for the first surface 900a and the second curved surface 900b of the described optical mirror slip 900 of moulding in injection moulding process.
Have departure φ between described first matrix 200 and described second matrix 500, have departure φ between the geometric center lines r of the geometric center lines g of promptly described first matrix 200 and described second matrix 500.The geometric center lines r of described second matrix 500 overlaps with the medullary ray r of the described second molding surface 500a, has departure φ between the medullary ray h of the geometric center lines g of described first matrix 200 and the described first molding surface 200a.
Because the departure φ between the medullary ray h of the geometric center lines g of described first matrix 200 and the described first molding surface 500a and described first matrix 200 equate with departure φ between described second matrix 500, so when described first matrix 200 is installed in described first die holder 911 and second die holder 912 respectively with described second matrix 500, and when forming described die 1000, departure φ between the medullary ray h of the geometric center lines g of described first matrix 200 and the described first molding surface 500a can revise the departure φ between described first matrix 200 and described second matrix 500, make the medullary ray h of the described first molding surface 200a overlap with the geometric center lines r of the described second molding surface 500a, thereby the optical axis s of the optical mirror slip of making 900 is overlapped with its geometric center lines t, promptly use described mould 10 can eliminate the eccentric phenomena that occurs in the process of using the described optical mirror slip 100 of existing injection mold 10 moulding.
Die 1000 manufacture method that the embodiment of the invention provides, die 1000 and use the mould 90 of this die 1000, it is by being provided with a die 1000 with one first matrix 200 and one second matrix 500, and the medullary ray h of the first molding surface 200a by described first matrix 200 is set to overlap with the medullary ray r of the second molding surface 500a of described second matrix 500, can eliminate because the eccentric phenomena that exists in the optical mirror slip that departure φ caused 900 moulding processes that have between described first matrix 200 and described second matrix 500, the optical axis s of the optical mirror slip 900 of obtained by molding is overlapped with its geometric center lines t, thereby improve the quality bills of materials of optical mirror slip 900.
Be understandable that, for the person of ordinary skill of the art, can technical conceive according to the present invention make the change and the distortion of other various correspondences, and all these change the protection domain that all should belong to claim of the present invention with distortion.
Claims (9)
1. manufacturing method for insert, it comprises:
The departure that an eccentric die is provided and tests this off-centre die, described eccentric die are used for moulding and have the two relative first surfaces and the optical mirror slip of second curved surface;
One first blank is provided, in the surface formation one of described first blank and corresponding to first molding surface of first surface of described optical mirror slip, to form first matrix, and have a departure between the medullary ray of the geometric center lines of described first matrix and described first molding surface, and this departure equals the departure of described eccentric die;
One second blank is provided, in the surface formation one of described second blank and corresponding to second molding surface of second curved surface of described optical mirror slip, forming second matrix, and the central lines of the geometric center lines of described second matrix and described second molding surface;
Described first matrix is oppositely arranged so that described first molding surface is relative with described second molding surface with the position of described second matrix according to eccentric die, and make the medullary ray of described first molding surface and the central lines of described second molding surface, to form a die.
2. manufacturing method for insert as claimed in claim 1, it is characterized in that, described first blank and second stock comprise a pedestal and a main body that is arranged on this pedestal respectively, and this first molding surface and second molding surface are formed at respectively on the surface of corresponding main body.
3. manufacturing method for insert as claimed in claim 2 is characterized in that, described pedestal and described main body are respectively a cylindrical structural.
4. manufacturing method for insert as claimed in claim 2 is characterized in that, before forming first molding surface on described first blank, also comprises step:
A permanent seat and a cutter are provided, the pedestal of described first blank is fixed on the described permanent seat, described cutter is done feeding movement along the direction that is parallel to the medullary ray of described first blank;
Adjust the departure that departure between the direction of feed motion that relative position between described cutter and the described permanent seat makes the geometric center lines of described first blank and described cutter equals described eccentric die.
5. manufacturing method for insert as claimed in claim 2 is characterized in that, before forming second molding surface on described second blank, also comprises step:
A permanent seat and a cutter are provided;
The pedestal of described second blank is fixed on the described permanent seat, adjusts described cutter and the direction of feed motion of described cutter is overlapped with the direction of the geometric center lines of described second blank with relative position between the described permanent seat.
6. die, be used for moulding and have the two relative first surfaces and the optical mirror slip of second curved surface, described die comprises one first matrix and second matrix that is oppositely arranged with this first matrix, described first matrix has first molding surface that is used for the first surface of the described optical mirror slip of moulding, described second matrix has second molding surface that is used for second curved surface of the described optical mirror slip of moulding, it is characterized in that, described first molding surface is relative with described second molding surface, the central lines of the medullary ray of described first molding surface and described second molding surface has a predetermined departure between the geometric center lines of the geometric center lines of described first matrix and described second matrix.
7. mould is used for moulding and has the two relative first surfaces and the optical mirror slip of second curved surface, and described mould comprises:
One first die holder, second die holder and a die;
Described die comprises one first matrix and second matrix that is oppositely arranged with this first matrix, and described first matrix is installed on described first die holder, and described second matrix is installed on described second die holder;
Described first matrix has first molding surface that is used for the first surface of the described optical mirror slip of moulding, and described second matrix has second molding surface that is used for second curved surface of the described optical mirror slip of moulding;
Described first molding surface is relative with described second molding surface, the central lines of the medullary ray of described first molding surface and described second molding surface has a predetermined departure between the geometric center lines of the geometric center lines of described first matrix and described second matrix.
8. mould as claimed in claim 7 is characterized in that, described first matrix and second matrix comprise a pedestal and a main body that is arranged on the described pedestal respectively, and described first molding surface and second molding surface are formed at respectively on the surface of corresponding main body.
9. mould as claimed in claim 8 is characterized in that, described pedestal and described main body are respectively a cylindrical structural.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007102008703A CN101333065A (en) | 2007-06-25 | 2007-06-25 | Method of preparing mould core, mould core and mould using the mould core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007102008703A CN101333065A (en) | 2007-06-25 | 2007-06-25 | Method of preparing mould core, mould core and mould using the mould core |
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| Publication Number | Publication Date |
|---|---|
| CN101333065A true CN101333065A (en) | 2008-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007102008703A Pending CN101333065A (en) | 2007-06-25 | 2007-06-25 | Method of preparing mould core, mould core and mould using the mould core |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890507A (en) * | 2009-05-19 | 2010-11-24 | 鸿富锦精密工业（深圳）有限公司 | Manufacturing method of die core |
| CN103770248A (en) * | 2012-10-18 | 2014-05-07 | 鸿富锦精密工业（深圳）有限公司 | Multistage cavity and die |
| CN112305644A (en) * | 2019-07-23 | 2021-02-02 | 宁波舜宇车载光学技术有限公司 | Optical lens, manufacturing method and ejection method of optical lens |
-
2007
- 2007-06-25 CN CNA2007102008703A patent/CN101333065A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890507A (en) * | 2009-05-19 | 2010-11-24 | 鸿富锦精密工业（深圳）有限公司 | Manufacturing method of die core |
| CN101890507B (en) * | 2009-05-19 | 2013-04-24 | 鸿富锦精密工业（深圳）有限公司 | Manufacturing method of die core |
| CN103770248A (en) * | 2012-10-18 | 2014-05-07 | 鸿富锦精密工业（深圳）有限公司 | Multistage cavity and die |
| CN103770248B (en) * | 2012-10-18 | 2017-06-30 | 赛恩倍吉科技顾问（深圳）有限公司 | Multisection type die and mould |
| CN112305644A (en) * | 2019-07-23 | 2021-02-02 | 宁波舜宇车载光学技术有限公司 | Optical lens, manufacturing method and ejection method of optical lens |
| CN112305644B (en) * | 2019-07-23 | 2023-01-17 | 宁波舜宇车载光学技术有限公司 | Optical lens, manufacturing method and ejection method of optical lens |
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Open date: 20081231 |