CN110920078A - Composite forming process of multifunctional wearable waistband - Google Patents

Composite forming process of multifunctional wearable waistband Download PDF

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Publication number
CN110920078A
CN110920078A CN201911180734.1A CN201911180734A CN110920078A CN 110920078 A CN110920078 A CN 110920078A CN 201911180734 A CN201911180734 A CN 201911180734A CN 110920078 A CN110920078 A CN 110920078A
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CN
China
Prior art keywords
silica gel
circuit board
flexible circuit
conductive
waistband
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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CN201911180734.1A
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Chinese (zh)
Inventor
汪安超
张济群
郑昌龙
郑惠彬
黄巧芬
姚晓雨
陈学明
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XIAMEN OTI ELECTRONIC INDUSTRY Co Ltd
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XIAMEN OTI ELECTRONIC INDUSTRY Co Ltd
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Priority to CN201911180734.1A priority Critical patent/CN110920078A/en
Publication of CN110920078A publication Critical patent/CN110920078A/en
Pending legal-status Critical Current

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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
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/264—Auxiliary operations prior to the thermoforming operation, e.g. cutting
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/26—Component parts, details or accessories; Auxiliary operations
    • B29C51/46—Measuring, controlling or regulating
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/0009—After-treatment of articles without altering their shape; Apparatus therefor using liquids, e.g. solvents, swelling agents
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/18—Printed circuits structurally associated with non-printed electric components

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a composite forming process of a multifunctional wearable waistband, which relates to the technical field of bonding of a flexible circuit board and conductive silica gel, and comprises the following steps: the surface of the aluminum sheet is welded on the flexible circuit board after copper plating treatment; preparing conductive silica gel; preparing common silica gel; coating a K45 treating agent on the surface of the flexible circuit board; discharging the conductive silica gel prepared in the step S2 and the common silica gel prepared in the step S3 onto a flexible circuit board; the molding was performed by an oil press. The invention reduces the cost brought by assembly, ensures the quality requirement of the waistband and ensures the ductility of the product for the integral composite molding of the silica gel.

Description

Composite forming process of multifunctional wearable waistband
Technical Field
The invention relates to the technical field of bonding of a flexible circuit board and conductive silica gel, in particular to a composite forming process of a multifunctional wearable waistband.
Background
At present, all multifunctional wearable waistbands are assembled structures, and the first cost aspect of the assembled structures consumes a large amount of assembly and purchase cost; the second assembled structure has very strict requirements on the protection of electronic elements and the material selection of electronic products, and the service life of the assembled products is short.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a composite forming process of a multifunctional wearable waistband, which realizes a composite forming structure by applying an oil pressure rechecking forming mode, so that the cost caused by assembly is reduced, and the quality requirement of the waistband is guaranteed.
The invention provides a composite forming process of a multifunctional wearable waistband, wherein the multifunctional wearable waistband comprises a flexible circuit board and a plurality of aluminum sheets, and the composite forming process comprises the following steps:
s1: after the surfaces of the aluminum sheets are plated with copper, welding the aluminum sheets on the flexible circuit board;
s2: preparing conductive silica gel for later use;
s3: preparing common silica gel, namely mixing TY371-50 silica gel and vulcanizing agent bis C-20 according to the weight ratio of 160:29 for later use;
s4: coating a TPT-K45 surface treatment agent on the surface of the flexible circuit board, mixing the TPT-K45 surface treatment agent with alcohol according to the weight ratio of 1:20, and uniformly spraying the diluted TPT-K45 surface treatment agent on the surface of the flexible circuit board through a spray gun;
s5: arranging the conductive silica gel prepared in the step S2 and the common silica gel prepared in the step S3 on a flexible circuit board, arranging the conductive silica gel at the position needing to be conductive, and arranging the common silica gel at the other positions without conductive requirements;
s6: placing the flexible circuit board obtained in the step 5 into a die cavity arranged on an oil press, and forming by the oil press;
s7: the molded product of S6 was subjected to surface grinding and then packaged.
Preferably, the conductive silica gel prepared in the step S2 is prepared by mixing conductive silica gel CBN-DD60W, common silica gel R420-50, platinum vulcanizing agent C-100A and platinum vulcanizing agent C-100B according to the weight ratio of 136:50:2.1: 1.3.
Preferably, in the step S4, the surface of the flexible circuit board is coated with the TPT-K45 surface treatment agent and then baked in an oven with a set temperature of 120 ℃ for 20 minutes.
Preferably, in the step S6, the molding pressure of the hydraulic molding machine is 70-90kg/cm2And the forming time is 70-90 s.
Preferably, the temperature of the die in the oil press is set to be 120-140 ℃.
In the forming process of the multifunctional wearable waistband, the structure is integrated, and a composite forming structure is realized by applying an oil pressure rechecking forming mode, so that the cost caused by assembly is reduced, the quality requirement of the waistband is guaranteed, the ductility of a product is guaranteed for the integral composite forming of silica gel, and the contact reliability of the product can be guaranteed in operation.
Drawings
FIG. 1 is a view showing a structure of a product formed by processing according to an embodiment;
fig. 2 is a sectional view of fig. 1.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Example one
The embodiment provides a composite forming process of a multifunctional wearable waistband, which comprises the following steps:
s1: after the surfaces of the aluminum sheets are plated with copper, welding the aluminum sheets on the flexible circuit board;
s2: preparing conductive silica gel, and mixing conductive silica gel CBN-DD60W, common silica gel R420-50, platinum vulcanizing agent C-100A and platinum vulcanizing agent C-100B according to the weight ratio of 136:50:2.1:1.3 for later use;
s3: preparing common silica gel, namely mixing TY371-50 silica gel and vulcanizing agent bis C-20 according to the weight ratio of 160:29 for later use;
s4: coating a TPT-K45 surface treatment agent on the surface of the flexible circuit board, mixing the TPT-K45 surface treatment agent with alcohol according to the weight ratio of 1:20, and uniformly spraying the diluted TPT-K45 surface treatment agent on the surface of the flexible circuit board through a spray gun;
s5: arranging the conductive silica gel prepared in the step S2 and the common silica gel prepared in the step S3 on a flexible circuit board, arranging the conductive silica gel at the position needing to be conductive, and arranging the common silica gel at the other positions without conductive requirements;
s6: placing the flexible circuit board obtained in the step 5 into a die cavity arranged on an oil press, and forming by the oil press, wherein the forming pressure of the oil press forming machine is 70kg/cm2The molding time is 70s, and the temperature of a die in the oil press is set to be 120 ℃;
s7: the molded product of S6 was subjected to surface grinding and then packaged.
Example two
The embodiment provides a composite forming process of a multifunctional wearable waistband, which comprises the following steps:
s1: after the surfaces of the aluminum sheets are plated with copper, welding the aluminum sheets on the flexible circuit board;
s2: preparing conductive silica gel, and mixing conductive silica gel CBN-DD60W, common silica gel R420-50, platinum vulcanizing agent C-100A and platinum vulcanizing agent C-100B according to the weight ratio of 136:50:2.1:1.3 for later use;
s3: preparing common silica gel, namely mixing TY371-50 silica gel and vulcanizing agent bis C-20 according to the weight ratio of 160:29 for later use;
s4: coating a TPT-K45 surface treatment agent on the surface of the flexible circuit board, mixing the TPT-K45 surface treatment agent with alcohol according to the weight ratio of 1:20, and uniformly spraying the diluted TPT-K45 surface treatment agent on the surface of the flexible circuit board through a spray gun;
s5: arranging the conductive silica gel prepared in the step S2 and the common silica gel prepared in the step S3 on a flexible circuit board, arranging the conductive silica gel at the position needing to be conductive, and arranging the common silica gel at the other positions without conductive requirements;
s6: placing the flexible circuit board obtained in the step 5 into a die cavity arranged on an oil press, and forming by the oil press, wherein the forming pressure of the oil press forming machine is 90kg/cm2The molding time is 90s, and the temperature of a die in the oil press is set to be 140 ℃;
s7: the molded product of S6 was subjected to surface grinding and then packaged.
EXAMPLE III
The embodiment provides a composite forming process of a multifunctional wearable waistband, which comprises the following steps:
the embodiment provides a composite forming process of a multifunctional wearable waistband, which comprises the following steps:
s1: after the surfaces of the aluminum sheets are plated with copper, welding the aluminum sheets on the flexible circuit board;
s2: preparing conductive silica gel, and mixing conductive silica gel CBN-DD60W, common silica gel R420-50, platinum vulcanizing agent C-100A and platinum vulcanizing agent C-100B according to the weight ratio of 136:50:2.1:1.3 for later use;
s3: preparing common silica gel, namely mixing TY371-50 silica gel and vulcanizing agent bis C-20 according to the weight ratio of 160:29 for later use;
s4: coating a TPT-K45 surface treatment agent on the surface of the flexible circuit board, mixing the TPT-K45 surface treatment agent with alcohol according to the weight ratio of 1:20, and uniformly spraying the diluted TPT-K45 surface treatment agent on the surface of the flexible circuit board through a spray gun;
s5: arranging the conductive silica gel prepared in the step S2 and the common silica gel prepared in the step S3 on a flexible circuit board, arranging the conductive silica gel at the position needing to be conductive, and arranging the common silica gel at the other positions without conductive requirements;
s6: placing the flexible circuit board obtained in the step 5 into a die cavity arranged on an oil press, and forming by the oil press, wherein the forming pressure of the oil press forming machine is 80kg/cm2The molding time is 80s, and the temperature of a die in the oil press is set to be 130 ℃;
s7: the molded product of S6 was subjected to surface grinding and then packaged.
To the multi-functional wearing formula waistband that embodiment one to three made, three copper-plated aluminum sheet 2 of welding on the flexible line way board 1, then aluminum sheet 2 passes through conductive silica gel 3 parcel, and the other parts of flexible line way board 1 pass through ordinary silica gel 4 parcel, and its structure chart is shown in fig. 1, 2, tests multi-functional wearing formula waistband, and experimental data is shown as the following table:
Figure BDA0002291192940000061
from the above table, the composite forming process of the multifunctional wearable waistband provided by the invention is obviously improved, and the implementation is the best embodiment.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (5)

1. The utility model provides a compound molding technology of multi-functional wearing formula waistband, wherein, multi-functional wearing formula waistband includes flexible circuit board and a plurality of aluminum sheet, its characterized in that includes following step:
s1: after the surfaces of the aluminum sheets are plated with copper, welding the aluminum sheets on the flexible circuit board;
s2: preparing conductive silica gel for later use;
s3: preparing common silica gel, namely mixing TY371-50 silica gel and vulcanizing agent bis C-20 according to the weight ratio of 160:29 for later use;
s4: coating a TPT-K45 surface treatment agent on the surface of the flexible circuit board, mixing the TPT-K45 surface treatment agent with alcohol according to the weight ratio of 1:20, and uniformly spraying the diluted TPT-K45 surface treatment agent on the surface of the flexible circuit board through a spray gun;
s5: arranging the conductive silica gel prepared in the step S2 and the common silica gel prepared in the step S3 on a flexible circuit board, arranging the conductive silica gel at the position needing to be conductive, and arranging the common silica gel at the other positions without conductive requirements;
s6: placing the flexible circuit board obtained in the step 5 into a die cavity arranged on an oil press, and forming by the oil press;
s7: the molded product of S6 was subjected to surface grinding and then packaged.
2. The composite forming process of the multifunctional wearable waistband as claimed in claim 1, wherein the conductive silica gel prepared in step S2 is mixed with conductive silica gel CBN-DD60W, common silica gel R420-50, platinum vulcanizing agent C-100A, and platinum vulcanizing agent C-100B in a weight ratio of 136:50:2.1: 1.3.
3. The composite molding process of a multifunctional wearable waistband as claimed in claim 1, wherein in step S4, the surface of the flexible circuit board is coated with the TPT-K45 surface treatment agent and then baked in an oven with a set temperature of 120 ℃ for 20 minutes.
4. The composite molding process of a multifunctional wearable waistband as claimed in claim 1, wherein in step S6, the molding pressure of the oil pressure molding machine is 70-90kg/cm2And the forming time is 70-90 s.
5. The composite molding process of a multifunctional wearable belt as claimed in claim 4, wherein the mold temperature in the oil press is set to 120-140 ℃.
CN201911180734.1A 2019-11-27 2019-11-27 Composite forming process of multifunctional wearable waistband Pending CN110920078A (en)

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Publication number Priority date Publication date Assignee Title
KR100898302B1 (en) * 2008-12-03 2009-06-01 (주)에이티엘 Luminous belt
CN101711101A (en) * 2009-11-13 2010-05-19 深南电路有限公司 Process for pressing galvanized PCB boards and multi-layer PCB board
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CN106217722A (en) * 2016-08-04 2016-12-14 江门市鲁班尼光电科技有限公司 The manufacture method of anti-water-driven module on a kind of outside wire
CN106562497A (en) * 2016-10-18 2017-04-19 广州市棵树网络科技有限公司 Intelligent graphene waistband suitable for daily life and manufacturing process of intelligent graphene waistband
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CN108055761A (en) * 2018-01-04 2018-05-18 深圳市世博通科技有限公司 A kind of flexible PCB and its manufacturing process of the soft or hard combination of high intensity
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100898302B1 (en) * 2008-12-03 2009-06-01 (주)에이티엘 Luminous belt
CN101711101A (en) * 2009-11-13 2010-05-19 深南电路有限公司 Process for pressing galvanized PCB boards and multi-layer PCB board
CN201549151U (en) * 2009-11-16 2010-08-11 东莞市邦臣光电有限公司 Protective structure of LED display screen
CN103887051A (en) * 2014-01-27 2014-06-25 董右云 High-precision flexible current transformer with uniform performance and production method of high-precision flexible current transformer
CN106217722A (en) * 2016-08-04 2016-12-14 江门市鲁班尼光电科技有限公司 The manufacture method of anti-water-driven module on a kind of outside wire
CN106562497A (en) * 2016-10-18 2017-04-19 广州市棵树网络科技有限公司 Intelligent graphene waistband suitable for daily life and manufacturing process of intelligent graphene waistband
CN107195755A (en) * 2017-06-30 2017-09-22 深圳市联建光电股份有限公司 A kind of flexible and transparent LED display and its processing method
CN109676837A (en) * 2017-10-18 2019-04-26 杭州警智科技有限公司 A kind of process of embedded FPC circuit silica-gel waistband
CN108055761A (en) * 2018-01-04 2018-05-18 深圳市世博通科技有限公司 A kind of flexible PCB and its manufacturing process of the soft or hard combination of high intensity

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Application publication date: 20200327