CN203093031U - Lens forming die and male die core thereof - Google Patents
Lens forming die and male die core thereof Download PDFInfo
- Publication number
- CN203093031U CN203093031U CN 201220537961 CN201220537961U CN203093031U CN 203093031 U CN203093031 U CN 203093031U CN 201220537961 CN201220537961 CN 201220537961 CN 201220537961 U CN201220537961 U CN 201220537961U CN 203093031 U CN203093031 U CN 203093031U
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- male model
- perisporium
- die
- lens forming
- male
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Abstract
The utility model discloses a lens forming die and a male die core thereof. The lens forming die comprises a female die and a male die, wherein the female die comprises a female die plate and female die cores; the female die cores are assembled in the female die plate, and are provided with concave surfaces; the male die comprises a male die plate and male die cores; the male die plate is provided with connecting grooves; the connecting grooves are provided with first surrounding walls; the male die cores are movably connected in the connecting grooves; the male die cores are provided with second surrounding walls and convex surfaces; the second surrounding walls are provided with big-end-down conical surfaces; a die cavity is defined by the first surrounding walls, the female die cores of the female die, and the male die cores of the male die; the die cavity comprises a forming part and a surrounding wall part; the forming part is positioned between the concave surfaces and the convex surfaces and is adaptive to a lens; and the surrounding wall part is positioned between the first surrounding walls and the second surrounding walls. In a forming process, an excessive material of a forming material can be extruded to the surrounding wall part along the conical surfaces and forms an excessive material part, the internal stress is concentrated on the excessive material part, the excessive material part is cut after die forming, the residual part is cut, and then the lens is obtained; the internal stress does not remained in the lens; and the quality of a finished product is high.
Description
Technical field
The utility model relates to a kind of lens forming die and male model benevolence thereof.
Background technology
Existing lens forming die as the ZL200720055376.8 of Chinese patent database at bulletin on July 2nd, 2008, comprises a master mold and a male model.This master mold is established mounting groove, establishes mother module core in this mounting groove, and this mother module core has concave surface.This male model is established male model benevolence, and this male model benevolence has convex surface; The male model benevolence of the concave surface of this master mold and male model matches and forms die cavity.In the forming process, because moulding material is squeezed in die cavity and is directly formed to eyeglass, therefore push internal stress and can't eliminate, the eyeglass that molds has the internal stress problem.
The utility model content
The utility model provides a kind of lens forming die and male model benevolence thereof, and it has overcome the existing deficiency of lens forming die in the background technology.
One of technical scheme that is adopted that the utility model solves its technical problem is:
A kind of lens forming die comprises:
One master mold comprises caster and mother module core, and this caster is established mounting groove, and this mother module core is installed in the mounting groove of caster, and this mother module core is established concave surface; And
One male model comprises male model plate and male model benevolence, and this male model plate is established link slot, and this link slot has first perisporium; This male model benevolence can be connected in the link slot movably, and this male model benevolence has the convex surface that one second perisporium and is formed in the upper peripheral edge of second perisporium, and this second perisporium is set as the up-small and down-big conical surface; This master mold and male model match, and surround die cavity between the mother module core of this first perisporium, master mold and the male model benevolence of male model, this die cavity comprises shaped portion and inner peripheral portion, and this shaped portion is positioned between concave surface and convex surface and adaptive eyeglass, and this inner peripheral portion is positioned between first perisporium and second perisporium.
Among one preferred embodiment: this first perisporium becomes cylindrical wall, and this second perisporium becomes taper seat.
Among one preferred embodiment: this concave surface periphery flushes the caster bottom surface.
Among one preferred embodiment: the angle of the conical surface of this second perisporium is arctg10/1～arctg20/1.
Among one preferred embodiment: this male model plate top surface is arranged with charging aperture and the discharging opening of connecting link slot.
Among one preferred embodiment: this master mold is established two mother module cores, and this male model is established two male model benevolence, and this mother module core and male model benevolence cooperate one by one.
The utility model solve its technical problem the technical scheme that is adopted two be:
A kind of male model benevolence of lens forming die has the convex surface that one second perisporium and is formed in the upper peripheral edge of second perisporium, and this second perisporium is set as the up-small and down-big conical surface.
The technical program is compared with background technology, and it has following advantage:
1, second perisporium is set as the up-small and down-big conical surface, leave the gap between first perisporium and second perisporium, then die cavity comprises shaped portion and inner peripheral portion, in the forming process, the clout of moulding material can be extruded into inner peripheral portion and constitute the clout part along the conical surface, and stress concentration is in the clout part, excise the clout part behind the mould molding again, the remaining part of excision is eyeglass, and eyeglass does not leave internal stress, the quality of finished height.
2, the angle of the conical surface of second perisporium is arctg10/1～arctg20/1, the eyeglass quality of finished height of producing.
3, charging aperture and discharging opening are connected inner peripheral portion and charging aperture and the discharging opening radial symmetric is arranged, die joint is away from moulding section (eyeglass), eyeglass quality of finished height.
4, male model benevolence can be saved ejecting mechanism directly as ejecting mechanism.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 has illustrated the structural representation of the lens forming die of a preferred embodiment.
Fig. 2 has illustrated the structural representation that the male model Renhe mother module core of the lens forming die of a preferred embodiment matches.
Fig. 3 has illustrated one of the schematic perspective view of the male model benevolence of a preferred embodiment.
Fig. 4 illustrated a preferred embodiment male model benevolence schematic perspective view two.
The master that Fig. 5 has illustrated the male model benevolence of a preferred embodiment looks schematic diagram.
The specific embodiment
Please refer to Fig. 1 to 5, a kind of lens forming die comprises a master mold 10 and a male model 20.
This master mold 10 comprises caster 11 and mother module core 12, and this caster 11 is established mounting groove, and this mother module core 12 is installed in the mounting groove of caster 11, and this mother module core 12 is established concave surface 121.Among the present embodiment, these concave surface 121 peripheries flush the caster bottom surface.
This male model 20 comprises male model plate 21 and male model benevolence 22, and this male model plate 21 is established link slot, and this link slot has first perisporium 211,211 one-tenth cylindrical walls of this first perisporium.This male model benevolence 22 can be connected in the link slot movably, this male model benevolence 22 has the convex surface 221 that one second perisporium 222 and is formed in the upper peripheral edge of second perisporium 222, this second perisporium 222 is set as the up-small and down-big conical surface, among the present embodiment, as required, this second perisporium 222 also can extend into a cylindrical wall 223 downwards.Among the present embodiment, the angle of the conical surface of this second perisporium 222 is arctg10/1～arctg20/1, for example optional arctg15/1.
This master mold 10 and male model 20 match, and surround die cavity between the mother module core 12 of this first perisporium 211, master mold 10 and the male model benevolence 22 of male model 20, this die cavity comprises shaped portion 31 and inner peripheral portion 32, this shaped portion 31 is positioned at concave surface 121 and 221 on convex surface and adaptive eyeglass, and this inner peripheral portion 32 is positioned at 222 of first perisporium 211 and second perisporiums.
Among the present embodiment, this male model plate top surface is arranged with charging aperture and the discharging opening of connecting link slot, and die joint such as Figure 40 of this mould mark.
Among the present embodiment, this master mold 10 is established two attaching slots, establishes two mother module cores; This male model plate 20 is established two link slots, establishes two male model benevolence; This mother module core and male model benevolence cooperate one by one to constitute two caves produces.
Among the present embodiment, this male model benevolence sets firmly a solid seat 23 for 22 times, and this solid seat 23 is divided into a plurality of screw holes 231, and this solid seat 23 and male model benevolence 22 are established an annular groove 24.Other establishes first driving mechanism and connects solid seat, and to drive the activity of the relative male model plate of male model benevolence, other establishes second driving mechanism and connects the male model plate, to drive the relative master mold activity of male model.
A kind of eyeglass processing method comprises:
Step 1, master mold and male model matched moulds, moulding material are positioned on the link slot, male model benevolence of male model;
Step 2, male model benevolence moves to the mother module core direction, and extruded material is to be shaped to semi-finished product in die cavity, and these semi-finished product have the eyeglass part of a corresponding shaped portion and the clout part of a corresponding inner peripheral portion;
Step 3 is divided mould, and male model benevolence moves to eject semi-finished product to the mother module core direction;
Step 4, the machined semi-finished product are with excision clout part, and this eyeglass partly is an eyeglass.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented according to this, i.e. the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (7)
1. lens forming die is characterized in that: comprising:
One master mold comprises caster and mother module core, and this caster is established mounting groove, and this mother module core is installed in the mounting groove of caster, and this mother module core is established concave surface; And
One male model comprises male model plate and male model benevolence, and this male model plate is established link slot, and this link slot has first perisporium; This male model benevolence can be connected in the link slot movably, and this male model benevolence has the convex surface that one second perisporium and is formed in the upper peripheral edge of second perisporium, and this second perisporium is set as the up-small and down-big conical surface; This master mold and male model match, and surround die cavity between the mother module core of this first perisporium, master mold and the male model benevolence of male model, this die cavity comprises shaped portion and inner peripheral portion, and this shaped portion is positioned between concave surface and convex surface and adaptive eyeglass, and this inner peripheral portion is positioned between first perisporium and second perisporium.
2. a kind of lens forming die according to claim 1 is characterized in that: this first perisporium becomes cylindrical wall, and this second perisporium becomes taper seat.
3. a kind of lens forming die according to claim 1 is characterized in that: this concave surface periphery flushes the caster bottom surface.
4. a kind of lens forming die according to claim 1 is characterized in that: the angle of the conical surface of this second perisporium is arctg10/1～arctg20/1.
5. a kind of lens forming die according to claim 1 is characterized in that: this male model plate top surface is arranged with charging aperture and the discharging opening of connecting link slot.
6. according to claim 1 or 2 or 3 or 4 or 5 described a kind of lens forming dies, it is characterized in that: this master mold is established two mother module cores, and this male model is established two male model benevolence, and this mother module core and male model benevolence cooperate one by one.
7. the male model benevolence of a lens forming die, it is characterized in that: have the convex surface that one second perisporium and is formed in the upper peripheral edge of second perisporium, this second perisporium is set as the up-small and down-big conical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220537961 CN203093031U (en) | 2012-10-18 | 2012-10-18 | Lens forming die and male die core thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220537961 CN203093031U (en) | 2012-10-18 | 2012-10-18 | Lens forming die and male die core thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203093031U true CN203093031U (en) | 2013-07-31 |
Family
ID=48844471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220537961 Withdrawn - After Issue CN203093031U (en) | 2012-10-18 | 2012-10-18 | Lens forming die and male die core thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203093031U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103737903A (en) * | 2012-10-18 | 2014-04-23 | 瑞之路(厦门)眼镜科技有限公司 | Lens forming mould, core insert and lens processing method |
| CN105599225A (en) * | 2016-01-22 | 2016-05-25 | 苏州艾力光电科技有限公司 | Ceramic die for producing optical lens |
-
2012
- 2012-10-18 CN CN 201220537961 patent/CN203093031U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103737903A (en) * | 2012-10-18 | 2014-04-23 | 瑞之路(厦门)眼镜科技有限公司 | Lens forming mould, core insert and lens processing method |
| CN103737903B (en) * | 2012-10-18 | 2015-12-02 | 瑞之路(厦门)眼镜科技有限公司 | A kind of lens forming die, male die core and machining eyeglass method |
| CN105599225A (en) * | 2016-01-22 | 2016-05-25 | 苏州艾力光电科技有限公司 | Ceramic die for producing optical lens |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130731 Effective date of abandoning: 20151202 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |