KR101457062B1 - Two color layer is formed and the manufacturing method - Google Patents

Two color layer is formed and the manufacturing method Download PDF

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Publication number
KR101457062B1
KR101457062B1 KR1020140035388A KR20140035388A KR101457062B1 KR 101457062 B1 KR101457062 B1 KR 101457062B1 KR 1020140035388 A KR1020140035388 A KR 1020140035388A KR 20140035388 A KR20140035388 A KR 20140035388A KR 101457062 B1 KR101457062 B1 KR 101457062B1
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KR
South Korea
Prior art keywords
frame
upper frame
mold
eyeglass
injection
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Application number
KR1020140035388A
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Korean (ko)
Inventor
육영순
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육영순
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Priority to KR1020140035388A priority Critical patent/KR101457062B1/en
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Publication of KR101457062B1 publication Critical patent/KR101457062B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1657—Making multilayered or multicoloured articles using means for adhering or bonding the layers or parts to each other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D12/00—Producing frames
    • B29D12/02—Spectacle frames
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C5/00—Constructions of non-optical parts
    • G02C5/008—Spectacles frames characterized by their material, material structure and material properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles

Abstract

The present invention relates to an eyeglass frame molded from a plastic material such as Ultem or the like and a method of manufacturing the same. The eyeglass frame A is formed by separately injection-molding the upper frame 10 and the lower frame 20, The upper frame 10 is provided with engaging grooves 16 at the lower ends thereof and a bridge 14 at the center of the upper frame 10. The upper frame 10 is provided with upper ends 10 on both upper ends of the rim 22, The upper frame 10 and the lower frame 20 are formed with the engaging grooves 16 and the engaging projections 24 that are engaged with each other to form the frame frame A vertically So that the color is formed differently.
A primary injection molding step of injecting the molten plastic into the primary mold to mold the upper frame 10 so as to include the leg connecting portions 12 and the bridges 14 and the coupling grooves 16 at the lower ends thereof; The molten plastic having a color different from that of the upper frame 10 is injected into the secondary mold by inserting the upper frame 10 injection molded into the secondary mold and filled into the respective coupling grooves 16 of the upper frame 10, The plastic frame frame is manufactured by a secondary injection molding step in which the lower frame 20 of the rim portion 22 is integrally formed in the lower part of the upper frame 10 while being bonded to the lower frame 20 by the double injection according to the primary injection molding and the secondary injection molding The upper frame 10 and the lower frame 20 are integrally formed by molding the eyeglass frame A having different colors up and down.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an eyeglass frame having two-

The present invention relates to an eyeglass frame made of a plastic material, and more particularly, to an eyeglass frame having a two-tone color that allows the upper and lower portions of the eyeglass frame to be manufactured in two- And a manufacturing method thereof.

In general, eyeglasses have been widely recognized as being worn by people whose visual acuity is reduced due to their function, but in recent years, the public has worn glasses that have no power to make fashion image.

Therefore, it is important that the durable functional parts of glasses are also important. However, current consumers prefer their own unique design products in selecting glasses, and the design and color of eyeglass frames are the most important factors in selecting glasses To this end, eyeglass manufacturers have also developed and launched eyeglass frames with a variety of designs and colors.

However, conventionally, in manufacturing eyeglass frames by various designs, only a single color is given to a single design. Therefore, there are limited choices in the viewpoint of the consumer, and some spectacles and spectacles are different in color from two- However, this also has not received much response from consumers.

Therefore, two-tone colored spectacle frames are manufactured by using plastic material, and if two-tone color is formed through the painting operation after the spectacle frame is injected, the color is not easily deposited and the painted portion is easily peeled off There is a problem that the time required for the operation is long because the painting is completed through a process of preventing the painted portion from being peeled off by a separate coating operation.

And the eyeglass frame is provided with two-tone color, and the front and back sides of the frame are formed in different colors so that only the front color of the frame can be seen from the front, and the color of the rear face can not be seen. There was a downside.

Two-tone color spectacles and their fabrication method using the Ultem material ", No. 10-1277532, No. 10-1329023," Weight and weight reduction using synthetic resin and wide-angle glasses with two-tone feeling " Have been filed and registered.

Accordingly, it is an object of the present invention to provide an eyeglass frame made of plastic material, which is manufactured by injection-molding an upper frame of a frame of eyeglasses first, fusing a lower frame secondarily to the lower portion of the upper frame, The present invention also provides a two-tone color spectacle frame and a method of manufacturing the same that can enhance the quality of a product by allowing the spectacle frame to have two-tone color up and down without painting.

According to the above-mentioned object, according to the present invention, there is provided a plastic frame for an eyeglass frame, comprising: an upper frame 10 and a lower frame 20 which are separately injection molded to constitute an eyeglass frame A, And a coupling protrusion 24 is formed on both upper ends of the rim portion 22 for injection molding different colors from the upper rim 10 The upper frame 10 and the lower frame 20 are formed so that the coupling grooves 16 and the coupling protrusions 24 of the upper frame 10 and the lower frame 20 are coupled to each other to form the spectacle frame A differently up and down. .

The present invention also provides a method of manufacturing an eyeglass frame made of plastic in which molten plastic is injected into a primary mold to form a joint frame 16 including a leg connecting portion 12 and a bridge 14, (10) is injected into a secondary mold, and a molten plastic having a color different from that of the upper frame (10) is injected into a secondary mold to form an upper frame The plastic frame frame is manufactured by a secondary injection molding step in which the lower frame 20 of the rim portion 22 is integrally formed in the lower portion of the upper frame 10 while being filled in the respective coupling grooves 16 of the upper frame 10 by welding, The upper frame 10 and the lower frame 20 are formed integrally with the eyeglass frame A having different colors up and down by double injection according to primary and secondary injection molding.

The plastic frame according to the present invention has a two-tone top and bottom colors. The upper frame is injection-molded first, and the lower frame is integrally formed at the lower part of the upper frame integrally with the plastic frame. It is possible to enhance the quality of the product by making the eyeglass frame up and down two-tone color without the conventional painting work, and it is possible to save the desire and the individuality of the consumers.

1 is a perspective view of a plastic frame according to an embodiment of the present invention,
Fig. 2 is a configuration diagram of the front state of Fig. 1,
FIG. 3 is a schematic diagram showing a combined state of the present invention,
4 is a flow chart showing a process of manufacturing the plastic eyeglass frame of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail.

The present invention is characterized in that an eyeglass frame having two-tone color is manufactured using a plastic material such as Ultem.

Generally, Ultem's plastic material is used as the main material of eyeglass frames and it is produced in various colors such as black, blue, yellow, etc., and it is revealed that the current eyeglass frame made by injection molding of eyeglass frames is sold in the market. Leave.

In order to manufacture an eyeglass frame using a plastic material of Ultem which comes out in various colors, the upper frame 10 of the eyeglass frame A is firstly injection-molded first, then the upper frame 10 is injection- The upper and lower parts of the spectacle frame A are configured to have a two-tone hue in a primary and secondary dual injection system according to secondary injection molding in which the frame 20 is fused.

Hereinafter, an eyeglass frame having a two-tone color and a manufacturing method thereof will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view of a plastic frame according to an embodiment of the present invention, FIG. 2 is a front view of FIG. 1, and FIG. 3 is a coupling state of the present invention.

The upper frame 10 and the lower frame 20 are separately injection-molded so that the upper frame 10 and the lower frame 20 are integrally joined together in an up-and-down manner, And the bridge 12 and the bridge 14 are injection molded so as to include the bridge 12 and the bridge 14 at the center. At this time, when the bridge connection portion 12 and the bridge 14 are injection molded, a coupling groove 16 having a predetermined depth is formed at each lower end portion.

The upper frame 10 is coupled to the lower frame 20 at both sides of the lower frame 20 to form the lower frame 20. The lower frame 20 is coupled to upper ends of the frame 22, And the coupling protrusions 24 are fastened to the coupling grooves 16 formed on the bridge connecting portions 12 and the bridges 14 of the upper frame 10.

Therefore, unlike an eyeglass frame which is injection-molded by a conventional monochrome, the frame A made of a plastic material according to the present invention is formed by injection-molding the upper frame 10 and the lower frame 20, So that the upper frame 10 and the lower frame 20 are given different colors so that the upper and lower parts of the frame A can have a two-tone color.

The upper frame 10 and the lower frame 20 are vertically coupled to each other to have a two-tone spectacle frame A as shown in FIG. 3. The bridge connection part 12 forming the upper frame 10 and the bridge 14 The engaging protrusion 24 formed at the upper end of the rim portion 22 forming the lower frame 20 may be engaged with the engaging groove 16 formed at the lower end of the lower frame 20 using an adhesive.

In order to join the upper frame 10 and the lower frame 20, the upper frame 10 is first injection-molded, and then the upper frame 10 is fixed to the mold and fixed. Then, the molten plastic is inserted into the mold The lower frame 20 of the rim portion 22 is molded so that the molten plastic seeps into the engaging groove 16 of the upper frame 10 to be fusion-bonded to the upper frame 10, It is most preferable that the joint between the frame 10 and the lower frame 20 is firmly formed.

Although the combined structure of the upper frame 10 and the lower frame 20 constituting the two-tone hues of the present invention has been described above, the manufacturing method for manufacturing the frame A is specifically described below .

That is, the present invention relates to a process for producing a plastic spectacle frame according to the present invention, which comprises a first injection molding comprising a molten plastic injection, a primary mold and an upper molding, a secondary injection molding, The plastic frame is manufactured by a secondary injection molding method comprising a fusion molding, an eyeglass frame finished product.

In the first injection molding, the upper part of the spectacle frame A is injection-molded, and a molten plastic such as urethane which is made of monochromatic color is injected into the primary mold and molded. At this time, through the primary mold, 12 and the center bridge 14 to form half of the frame of the eyeglass frame and at the same time the engagement grooves 16 are formed at the lower ends of the leg joint 12 and the bridge 14, Similarly, the upper frame 10 is manufactured to be first injection-molded.

Thereafter, the upper injection mold 10 is placed and fixed in a secondary mold. In the secondary mold, the molten plastic of the upper mold 10, which is different in color from the upper mold 10, is injected into the lower mold 10 The lower frame 20 of the rim portion 22 is integrally formed and the molten injected plastic is fused and fused to the leg connecting portion 12 of the upper frame 10 and the engaging groove 14 formed in the bridge 14, (10) and the lower frame (20) are naturally bonded to each other to form a single body.

That is, in the above-described secondary mold, the molten plastic is injected into the formed upper frame 10 to form the lower frame 20 at the lower part thereof, and at the same time, the upper and lower frames 10 and 20, Are firmly and integrally joined to each other without using a separate adhesive.

The upper frame 10 and the lower frame 20 of the secondary mold are vertically coupled to each other and then molded and cured to complete one finished frame of the frame A. At this time, By using molten plastic having different colors, it is possible to easily manufacture the spectacle frame A such that the colors of the two-tone up and down are given.

Therefore, conventionally, the entire eyeglass frame is injection-molded, and a separate painting operation is performed on the front and rear sides to make the two-tone hue, so that the work process is cumbersome and the painted portion is easily peeled off.

However, in manufacturing the plastic spectacle frame A of the present invention, the molten plastic with the color of the primary mold is injected to perform primary injection molding of the upper frame 10, and then the upper frame 10 is put into a secondary mold The lower frame 20 of the rim portion 22 is formed and welded to the lower portion of the upper frame 10 by injecting molten plastic having a different color from that of the upper frame 10, And second injection molding, so that the eyeglass frame can have two-tone color that varies in color up and down without painting.

As described above, the plastic spectacle frame (A) of the present invention is advantageous in that it can improve the quality of the product and improve the consumers' desire and personality by using two-tone color up and down compared with the conventional monochrome or two- .

(A) - eyeglass frame (10) - upper frame
(12) - bridge connection (14) - bridge
(16) - coupling groove (20) - lower frame
(22) - rim portion (24) - engaging projection

Claims (3)

delete A method of manufacturing an eyeglass frame made of plastic,
The molten plastic of Ultem is injected into the primary mold so that the upper frame 10 including the bridge connection portion 12 and the bridge 14 and the coupling grooves 16 at the lower ends of the bridge connection portion 12 and the bridge 14 are formed. The upper mold 10 is injection-molded into a secondary mold, and the molten plastic of the upper mold 10, which is different in color from the upper mold 10, is injected into the secondary mold, Molding the lower frame 20 of the rim portion 22 integrally at the lower portion of the upper frame 10 while filling the respective engaging grooves 16 of the frame 10 and joining them by fusion bonding, And the upper frame 10 and the lower frame 20 are integrally formed by the double injection according to the secondary injection molding so as to integrally mold the ultrame frame A having different colors up and down. A method of manufacturing an eyeglass frame.
The eyeglass frame according to claim 2, wherein the upper and lower frames (10) and (20) of the spectacle frame (A) are formed integrally with each other by different colors.
KR1020140035388A 2014-03-26 2014-03-26 Two color layer is formed and the manufacturing method KR101457062B1 (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170031390A (en) 2015-09-11 2017-03-21 이화춘 Detachable glasses frame
CN108000910A (en) * 2017-12-15 2018-05-08 奥特路（漳州）光学科技有限公司 A kind of frame forming method
KR20190135580A (en) 2018-05-28 2019-12-09 김상구 Method of manufacturing eyeglass frame and eyeglass frame
KR102189460B1 (en) 2019-06-17 2020-12-11 김민정 Glasses frame manufacturing method and its products
KR20210033659A (en) 2019-09-19 2021-03-29 여승훈 Lightweight glass frames for easy combined glass-lens and design change
KR102510264B1 (en) * 2022-11-10 2023-03-14 김춘락 Combination structure of assembly type eyeglass frame

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006171052A (en) * 2004-12-13 2006-06-29 Vision Megane:Kk Spectacles
KR20090001347U (en) * 2007-08-03 2009-02-06 김소영 Glasses frame of separation style
KR20110000971A (en) * 2009-06-29 2011-01-06 정진백 Temple and the manufacture method
KR20120001964U (en) * 2010-09-08 2012-03-16 주식회사 한국 오.지.케이 3d glasses

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006171052A (en) * 2004-12-13 2006-06-29 Vision Megane:Kk Spectacles
KR20090001347U (en) * 2007-08-03 2009-02-06 김소영 Glasses frame of separation style
KR20110000971A (en) * 2009-06-29 2011-01-06 정진백 Temple and the manufacture method
KR20120001964U (en) * 2010-09-08 2012-03-16 주식회사 한국 오.지.케이 3d glasses

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170031390A (en) 2015-09-11 2017-03-21 이화춘 Detachable glasses frame
CN108000910A (en) * 2017-12-15 2018-05-08 奥特路（漳州）光学科技有限公司 A kind of frame forming method
KR20190135580A (en) 2018-05-28 2019-12-09 김상구 Method of manufacturing eyeglass frame and eyeglass frame
KR102189460B1 (en) 2019-06-17 2020-12-11 김민정 Glasses frame manufacturing method and its products
KR20210033659A (en) 2019-09-19 2021-03-29 여승훈 Lightweight glass frames for easy combined glass-lens and design change
KR102510264B1 (en) * 2022-11-10 2023-03-14 김춘락 Combination structure of assembly type eyeglass frame

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