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CN1087687C - Manufacturing method of water-covered type transparent key and its product - Google Patents

Manufacturing method of water-covered type transparent key and its product Download PDF

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CN1087687C
CN1087687C CN98102223A CN98102223A CN1087687C CN 1087687 C CN1087687 C CN 1087687C CN 98102223 A CN98102223 A CN 98102223A CN 98102223 A CN98102223 A CN 98102223A CN 1087687 C CN1087687 C CN 1087687C
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transmitting
light
water
manufacturing
ink
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CN1237775A (en
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蔡吉龙
邱垂宇
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HONGHUI INDUSTRY Co Ltd
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Silitek Corp
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Abstract

一种水披覆式透光按键的制造方法,包括将用硅酮橡胶热压成型的硅酮按键基体的表面经多次喷涂透明和不透明的橡胶系油墨并固化处理,再喷涂聚氨酯薄膜和浸泡聚乙烯醇核桃木薄膜并水洗处理,用镭射蚀刻文字或图案,再喷涂透明的聚氨酯保护膜。具有制造方法工艺简单、操作方便,本发明的产品结构牢固,手感柔软,外型多样美观的功效。A method for manufacturing a water-coated light-transmitting button, comprising spraying transparent and opaque rubber-based inks on the surface of a silicone button substrate formed by hot pressing of silicone rubber for multiple times and curing, then spraying polyurethane film and soaking The polyvinyl alcohol walnut wood film is washed with water, the text or pattern is etched with laser, and then sprayed with a transparent polyurethane protective film. The invention has the advantages of simple manufacturing method, convenient operation, firm structure, soft hand feeling and various and beautiful appearances.

Description

水披覆式透光按键的制造方法Manufacturing method of water-coated light-transmitting button

本发明涉及电子通讯产品,特指一种水披覆式透光按键的制造方法。The invention relates to electronic communication products, in particular to a method for manufacturing a water-coated light-transmitting button.

常用的电子通讯产品,如移动电话、寻呼机、电话机、遥控器及音响等的透光按键大体分两种:一种是用透光硅酮橡胶经镭射蚀刻文字或图像的透光按键,其外型及质感均比较差;另一种是用塑胶材质经过金属镀膜,再与硅铜橡胶粘合,其外型和质感较好,但是制造比较复杂,生产成本较高,其塑胶与硅酮橡胶的粘合处容易产生剥离。Commonly used electronic communication products, such as mobile phones, pagers, telephones, remote controls and stereos, have two types of light-transmitting keys: one is light-transmitting silicone rubber with laser-etched text or images, and the other is The appearance and texture are relatively poor; the other is made of plastic material after metal coating, and then bonded with silicon copper rubber. Its appearance and texture are better, but the manufacturing is more complicated and the production cost is higher. The plastic and silicone The rubber bond is prone to peeling.

本发明人针对上述缺陷,进行了潜心研究和实验,创造出本发明的技术方案。In view of the above-mentioned defects, the present inventor has carried out painstaking research and experiments, and created the technical solution of the present invention.

本发明目的在于提供一种水披覆式透光按键的制造方法,克服现有技术的弊端,达到外型多样、手感柔软、结合牢固、制造简单的目的。The purpose of the present invention is to provide a method for manufacturing a water-coated light-transmitting button, which overcomes the drawbacks of the prior art and achieves the goals of various shapes, soft touch, firm combination and simple manufacture.

本发明的目的是这样实现的:一种水披覆式透光按键的制造方法,其特征在于该制造方法依次包括如下步骤:The object of the present invention is achieved in this way: a method for manufacturing a water-coated light-transmitting button, which is characterized in that the manufacturing method includes the following steps in sequence:

(一)用硅酮橡胶热压成型硅酮橡胶按键基体;(1) forming the silicone rubber button matrix with silicone rubber hot pressing;

(二)将上述硅酮橡胶按键基体进行后硬化处理;(2) post-hardening the above-mentioned silicone rubber button matrix;

(三)接着用透光油墨经喷涂或网板印刷形成第一透光层,并进行硬化处理;(3) Then use light-transmitting ink to form the first light-transmitting layer by spraying or screen printing, and carry out hardening treatment;

(四)接着用透光油墨经网板印刷形成第二透光层,并进行硬化处理;(4) Then use light-transmitting ink to form the second light-transmitting layer through screen printing, and carry out hardening treatment;

(五)接着用不透光油墨经喷涂形成不透光层,并进行硬化处理;(5) Then form an opaque layer by spraying with opaque ink, and carry out hardening treatment;

(六)接着用聚氨酯涂料经喷涂形成聚氨酯涂层,制成半成品;(6) Then form a polyurethane coating by spraying with a polyurethane coating to make a semi-finished product;

(七)将上述(六)制成的半成品浸泡于聚乙烯醇核桃木薄膜水溶液中形成聚乙烯醇核桃木薄膜,接着再进行水洗处理,使在该聚氨酯涂层上形成聚乙烯醇核桃木纹路;(7) Soak the semi-finished product made in the above (6) in the aqueous solution of polyvinyl alcohol walnut wood film to form polyvinyl alcohol walnut wood film, and then carry out washing treatment to form polyvinyl alcohol walnut wood grain on the polyurethane coating ;

(八)接着在(七)的按键表面进行镭射蚀刻所需的文字或图案,制成本发明人的水披覆式透光按键。(8) Then carry out laser etching required text or patterns on the surface of the button of (7), and make the water-coated light-transmitting button of the inventor.

该步骤(一)所述的热压成型硅酮橡胶按键的温度为150-170℃,时间为3-5分钟;该步骤(二)所述的后硬化处理温度为180-220℃,时间为3-5小时;该步骤(三)所述的透光油墨为透光的橡胶系油墨;该步骤(三)所述的第一透光层为白色的透光层;该步骤(三)所述的硬化处理温度为180-220℃,时间为5-15分钟;该步骤(四)所述的透光油墨为透光的橡胶系油墨;该步骤(四)所述的第二透光层为有色的透光层;该步骤(四)所述的硬化处理温度为180-220℃,时间为5-15分钟;该步骤(五)所述的不透光油墨为不透光的橡胶系油墨;该步骤(五)所述的不透光层为有色的不透光层;该步骤(五)所述的硬化处理温度为180-220℃,时间这5-15分钟;该步骤(六)所述的聚氨酯涂层为透明的聚氨酯涂层;该步骤(六)所述的喷涂聚氨酯涂层的温度为55-65℃,时间为3-7分钟;该步骤(七)所述的浸泡于聚乙烯醇核桃木薄膜水溶液中的时间为2-3分钟;该步骤(八)所述的镭射蚀刻所需的文字或图案后,再喷涂透明的聚氨酯涂料保护层。The temperature of the heat-pressed silicone rubber button described in the step (1) is 150-170°C, and the time is 3-5 minutes; the post-hardening treatment temperature described in the step (2) is 180-220°C, and the time is 3-5 hours; The light-transmitting ink described in the step (three) is a light-transmitting rubber-based ink; the first light-transmitting layer described in the step (three) is a white light-transmitting layer; the step (three) described The hardening treatment temperature described above is 180-220 DEG C, and the time is 5-15 minutes; the light-transmitting ink described in the step (four) is a light-transmitting rubber-based ink; the second light-transmitting layer described in the step (four) It is a colored light-transmitting layer; the hardening treatment temperature described in step (4) is 180-220°C, and the time is 5-15 minutes; the opaque ink described in step (5) is an opaque rubber system Ink; the opaque layer described in the step (five) is a colored opaque layer; the hardening treatment temperature described in the step (five) is 180-220°C, and the time is 5-15 minutes; the step (five) ) said polyurethane coating is a transparent polyurethane coating; the temperature of the sprayed polyurethane coating described in the step (six) is 55-65°C, and the time is 3-7 minutes; the soaking described in the step (seven) The time in the polyvinyl alcohol walnut wood film aqueous solution is 2-3 minutes; after the laser etching required characters or patterns described in the step (eight), spray a transparent polyurethane paint protective layer.

本发明的主要优点在于:本发明的透光按键是在已成型的硅铜橡胶按键表面经多次涂覆透光或不透光的橡胶系油墨,并硬化处理,再涂覆聚氨酯树脂薄层,再与聚乙烯醇核桃木薄膜水披覆,再镭射蚀刻文字或图案,取代常用的单一面色的橡胶系油墨,具有按键外型多样美观、手感柔软、结构牢固,制造简单等功效。The main advantage of the present invention is that: the light-transmitting key of the present invention is coated with light-transmitting or opaque rubber-based ink on the surface of the formed silicon-copper rubber key for many times, and hardened, and then coated with a thin layer of polyurethane resin , and then coated with polyvinyl alcohol walnut wood film, and then laser-etched text or patterns, replacing the commonly used single-color rubber-based inks.

下面结合较佳实施例和制造工艺流程图对本发明进一步说明。The present invention will be further described below in conjunction with the preferred embodiments and the flow chart of the manufacturing process.

图1为本发明的制造工艺流程示意图。Fig. 1 is a schematic diagram of the manufacturing process flow of the present invention.

参阅图1,本发明的制造工艺流程依次包括如下步骤:Referring to Fig. 1, the manufacturing process flow of the present invention comprises the following steps successively:

(一)用硅铜橡胶热压成型硅酮按键基体A,其热压成型温度为150-170℃,时间为3-5分钟;(1) Silicone button base A is hot-pressed with silicon-copper rubber, and the hot-press molding temperature is 150-170° C., and the time is 3-5 minutes;

(二)将硅酮按键基体A进行后硬化处理,温度为200℃,时间为4小时,使表面形成硬化表层1;(2) post-hardening the silicone button substrate A at a temperature of 200° C. for 4 hours to form a hardened surface layer 1 on the surface;

(三)用喷涂或网板印刷方法,将白色的透光橡胶系油墨形成第一白色的透光层2,并在200℃进行硬化处理10分钟;(3) Form the first white light-transmitting layer 2 with white light-transmitting rubber-based ink by spraying or screen printing, and harden at 200°C for 10 minutes;

(四)接着用有色的透光橡胶系油墨,网板印刷形成第二有色的透光层3,并在200℃进行硬化处理10分钟;(4) Then use colored light-transmitting rubber-based ink, screen printing to form a second colored light-transmitting layer 3, and harden at 200°C for 10 minutes;

(五)接着用褐色的不透光橡胶系油墨喷涂不透光层4,并在200℃进行硬化处理10分钟;当然也可以选用任何颜色的不透光橡胶系油墨;(5) Then spray the opaque layer 4 with brown opaque rubber-based ink, and carry out hardening treatment at 200° C. for 10 minutes; of course, any color of opaque rubber-based ink can also be selected for use;

(六)接着用透明的聚氨酯涂料喷涂透明的聚氨酯涂层5,温度为60℃,时间为5分钟,制成本发明的半成品;(6) Spraying transparent polyurethane coating 5 with transparent polyurethane paint then, temperature is 60 ℃, and the time is 5 minutes, makes semi-finished product of the present invention;

(七)接着将上述半成品浸泡于聚乙烯醇核桃木薄膜水溶液中2-3分钟,形成聚乙烯醇核桃木花纹薄膜,之后进行水洗处理,便在透明的聚氨酯涂层5上形成聚乙烯醇核桃木纹路6;(7) Then above-mentioned semi-finished product is soaked in the aqueous solution of polyvinyl alcohol walnut wood film 2-3 minute, forms polyvinyl alcohol walnut wood pattern film, carries out washing processing afterwards, just forms polyvinyl alcohol walnut on transparent polyurethane coating 5 wood texture 6;

(八)接着在(七)按键的表面进行镭射蚀刻所需的文字或图案7;(8) Then perform laser etching on the surface of (7) the required text or pattern 7;

(九)最后再喷涂透明的聚氨酯涂料保护膜8,制成本发明的水披覆式透光按键。(9) Finally, spray a transparent polyurethane coating protective film 8 to make the water-coated light-transmitting button of the present invention.

由于在硅酮橡胶按键基体A上,进行了多次涂覆透明或不透明的橡胶系油墨,且分别进行硬化处理;喷涂透明的聚氨酯涂层和浸泡聚乙烯醇核桃木薄膜,使互相之间的结合非常牢固,不发生互相剥离,大大增加了使用寿命,且具有较佳的柔软性和手感,便于加工成所需的各种形状和颜色,实现了结构牢固、手感柔软、形状美观和实用的功效。Since the silicone rubber button substrate A has been coated with transparent or opaque rubber-based ink for many times, and hardened respectively; spraying transparent polyurethane coating and soaking polyvinyl alcohol walnut wood film, so that the mutual The combination is very firm and does not peel off from each other, which greatly increases the service life, and has better softness and feel, which is easy to process into various shapes and colors required, and realizes a firm structure, soft feel, beautiful shape and practicality. effect.

Claims (9)

1、一种水披覆式透光按键的制造方法,其特征在于:它依次包括如下步骤:1. A method for manufacturing a water-coated light-transmitting button, characterized in that it comprises the following steps in sequence: (一)用硅酮橡胶热压成型硅酮橡胶按键基体,所述的热压成型硅酮橡胶按键的温度为150-170℃,时间为3-5分钟;(1) forming a silicone rubber button matrix by hot pressing of silicone rubber, the temperature of the hot pressing forming silicone rubber button is 150-170° C., and the time is 3-5 minutes; (二)将上述硅酮橡胶按键基体进行后硬化处理,所述的后硬化处理温度为200℃,时间为4小时;(2) Post-hardening the above-mentioned silicone rubber button substrate, the temperature of the post-hardening treatment is 200°C, and the time is 4 hours; (三)接着用透光油墨经喷涂或网板印刷形成第一透光层,并进行硬化处理,所述的硬化处理温度为200℃,时间为10分钟;(3) Then use light-transmitting ink to form the first light-transmitting layer by spraying or screen printing, and carry out hardening treatment. The temperature of the hardening treatment is 200 ° C, and the time is 10 minutes; (四)接着用透光油墨经网板印刷形成第二透光层,并进行硬化处理,所述的硬化处理温度为200℃,时间为10分钟;(4) Then use a light-transmitting ink to form a second light-transmitting layer through screen printing, and carry out hardening treatment. The temperature of the hardening treatment is 200 ° C, and the time is 10 minutes; (五)接着用不透光油墨经喷涂形成不透光层,并进行硬化处理,所述的硬化处理温度为200℃,时间这10分钟;(5) Then use an opaque ink to form an opaque layer by spraying, and carry out hardening treatment. The temperature of the hardening treatment is 200 ° C, and the time is 10 minutes; (六)接着用聚氨酯涂料经喷涂形成聚氨酯涂层,制成半成品,所述的喷涂聚氨酯涂层的温度为60℃,时间为5分钟;(6) Then form polyurethane coating by spraying with polyurethane coating, make semi-finished product, the temperature of described spraying polyurethane coating is 60 ℃, and the time is 5 minutes; (七)将上述(六)制成的半成品浸泡于聚乙烯醇核桃木薄膜水溶液中形成聚乙烯醇核桃木薄膜,接着再进行水洗处理,使在该聚氨酯涂层上形成聚乙烯醇核桃木纹路,所述的浸泡于聚乙烯醇核桃木薄膜水溶液中的时间为2-3分钟;(7) Soak the semi-finished product made in the above (6) in the aqueous solution of polyvinyl alcohol walnut wood film to form polyvinyl alcohol walnut wood film, and then carry out washing treatment to form polyvinyl alcohol walnut wood grain on the polyurethane coating , the time of soaking in the aqueous solution of polyvinyl alcohol walnut wood film is 2-3 minutes; (八)接着在(七)的按键表面进行镭射蚀刻所需的文字或图案,制成水披覆式透光按键。(8) Then carry out laser etching required characters or patterns on the key surface of (7) to make a water-coated light-transmitting key. 2、如权利要求1所述的水披覆式透光按键的制造方法,其特征在于:该步骤(三)所述的透光油墨为透光的橡胶系油墨。2. The method for manufacturing a water-coated light-transmitting button according to claim 1, wherein the light-transmitting ink in step (3) is a light-transmitting rubber-based ink. 3、如权利要求1所述的水披覆式透光按键的制造方法,其特征在于:该步骤(三)所述的第一透光层为白色的透光层。3. The method for manufacturing a water-coated light-transmitting key according to claim 1, wherein the first light-transmitting layer in step (3) is a white light-transmitting layer. 4、如权利要求1所述的水披覆式透光按键的制造方法,其特征在于:该步骤(四)所述的透光油墨为透光的橡胶系油墨。4. The method for manufacturing a water-coated light-transmitting key according to claim 1, wherein the light-transmitting ink in step (4) is a light-transmitting rubber-based ink. 5、如权利要求1所述的水披覆式透光按键的制造方法,其特征在于:该步骤(四)所述的第二透光层为有色的透光层。5. The method for manufacturing a water-coated light-transmitting key according to claim 1, wherein the second light-transmitting layer in step (4) is a colored light-transmitting layer. 6、如权利要求1所述的水披覆式透光按键的制造方法,其特征在于:该步骤(五)所述的不透光油墨为不透光的橡胶系油墨。6. The method for manufacturing a water-coated light-transmitting button according to claim 1, wherein the opaque ink in step (5) is an opaque rubber-based ink. 7、如权利要求1所述的水披覆式透光按键的制造方法,其特征在于:该步骤(五)所述的不透光层为有色的不透光层。7. The method for manufacturing a water-coated light-transmitting key according to claim 1, wherein the opaque layer in step (5) is a colored opaque layer. 8、如权利要求1所述的水披覆式透光按键的制造方法,其特征在于:该步骤(六)所述的聚氨酯涂层为透明的聚氨酯涂层。8. The method for manufacturing a water-coated light-transmitting key according to claim 1, wherein the polyurethane coating in step (6) is a transparent polyurethane coating. 9、如权利要求1所述的水披覆式透光按键的制造方法,其特征在于:该步骤(八)所述的镭射蚀刻所需的文字或图案后,再喷涂透明的聚氨酯涂料保护层。9. The method for manufacturing water-coated light-transmitting keys as claimed in claim 1, characterized in that: after the laser etching required characters or patterns in the step (8), spray a transparent polyurethane paint protective layer .
CN98102223A 1998-06-03 1998-06-03 Manufacturing method of water-covered type transparent key and its product Expired - Fee Related CN1087687C (en)

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KR100454203B1 (en) * 2004-03-17 2004-10-26 (주)하운 Key-pad assembly for cellular phone
CN102420065B (en) * 2010-09-28 2015-05-13 比亚迪股份有限公司 Keyboard key and manufacturing method thereof

Citations (3)

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Publication number Priority date Publication date Assignee Title
US5234744A (en) * 1991-09-20 1993-08-10 Sunarrow Co., Ltd. Illuminated button key
JPH08151452A (en) * 1994-11-28 1996-06-11 Toshiba Silicone Co Ltd Integral molded product of silicone rubber and resin, silicone rubber resin-integrated keypad and manufacturing method thereof
US5677007A (en) * 1996-08-13 1997-10-14 Silitek Corporation Method for coating silicone rubber keyboards

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5234744A (en) * 1991-09-20 1993-08-10 Sunarrow Co., Ltd. Illuminated button key
JPH08151452A (en) * 1994-11-28 1996-06-11 Toshiba Silicone Co Ltd Integral molded product of silicone rubber and resin, silicone rubber resin-integrated keypad and manufacturing method thereof
US5677007A (en) * 1996-08-13 1997-10-14 Silitek Corporation Method for coating silicone rubber keyboards

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