CN111092337B - Automobile high-pressure waterproof connector and production process thereof - Google Patents
Automobile high-pressure waterproof connector and production process thereof Download PDFInfo
- Publication number
- CN111092337B CN111092337B CN201911364358.1A CN201911364358A CN111092337B CN 111092337 B CN111092337 B CN 111092337B CN 201911364358 A CN201911364358 A CN 201911364358A CN 111092337 B CN111092337 B CN 111092337B
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- silica gel
- pbt
- connecting wire
- waterproof
- conductive connecting
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 85
- 239000000463 material Substances 0.000 claims abstract description 60
- 239000000741 silica gel Substances 0.000 claims abstract description 59
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 59
- 239000003292 glue Substances 0.000 claims abstract description 40
- 238000001746 injection moulding Methods 0.000 claims abstract description 26
- 238000004073 vulcanization Methods 0.000 claims abstract description 21
- 238000001035 drying Methods 0.000 claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 16
- 238000007689 inspection Methods 0.000 claims abstract description 11
- 230000001680 brushing effect Effects 0.000 claims abstract description 10
- 238000003851 corona treatment Methods 0.000 claims abstract description 6
- 239000000853 adhesive Substances 0.000 claims description 12
- 230000001070 adhesive effect Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 8
- 230000007547 defect Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 239000011259 mixed solution Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 229920001187 thermosetting polymer Polymers 0.000 claims description 4
- 239000000047 product Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000012466 permeate Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001029 thermal curing Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/005—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for making dustproof, splashproof, drip-proof, waterproof, or flameproof connection, coupling, or casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/18—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing bases or cases for contact members
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses an automobile high-pressure waterproof connector and a production process thereof, wherein the production process comprises the following steps: (1) conducting corona treatment on the conductive connecting wire; (2) drying the PBT material; (3) the conductive connecting wire and the PBT material are subjected to injection molding; (4) brushing glue; (5) adding a silica gel material; (6) adding color paste; (7) processing a PBT shell and a silica gel material; (8) carrying out secondary vulcanization on the silica gel; (9) performing CCD full inspection; (10) and (4) high-pressure waterproof testing. The PBT shell of the connector produced by the invention is tightly combined with the waterproof silica gel ring, and has the advantages of good waterproof performance and durability.
Description
Technical Field
The invention relates to the technical field of mobile phones, in particular to an automobile high-voltage waterproof connector and a production process thereof.
Background
The waterproof connector can be applied to the environment with water, and the mechanical performance and the electrical performance in the connector can be ensured to be normally used under the condition of bearing certain water pressure.
The existing connector is poor in waterproof performance and complex in production process, particularly when glue is brushed, glue brushing is not uniform, whether 100% of positions where the silica gel is required to be attached can not be detected to brush the glue, so that the silica gel material cannot be well bonded on the PBT shell, and the waterproof performance is affected.
Disclosure of Invention
The invention aims to provide a high-pressure waterproof connector for an automobile and a production process thereof aiming at the defects of the prior art, and the connector produced by the process has the advantages of good waterproof performance and durability.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides an automobile high-voltage waterproof connector which comprises a conductive connecting wire, a PBT shell coated on the periphery of the conductive connecting wire, and a waterproof silica gel ring arranged on the PBT shell.
The invention also provides a production process of the automobile high-pressure waterproof connector, which comprises the following steps:
(1) conducting corona treatment on the connecting wire: the processing time is controlled to be 4-5 minutes, the temperature is controlled to be 50 +/-2 ℃, so that the surface of the conductive connecting wire is activated, and the adhesion force with the PBT material is increased;
(2) drying the PBT material: drying at the drying temperature of 110-;
(3) and (3) injection molding processing of the conductive connecting wire and the PBT material: placing the conductive connecting wire into a mold, performing injection molding processing on the conductive connecting wire and a PBT material with an anti-static effect, controlling the temperature of the mold within 90-100 ℃, performing injection molding on the conductive connecting wire and the PBT material to form an integral part, and forming a PBT shell at the periphery of the conductive connecting wire so as to achieve the sealing and anti-static effects;
(4) brushing glue: adding 0.8% of fluorescent powder outside the PBT shell for mixing special glue, wherein the glue is required to be brushed at the position where the silica gel is attached, and standing for 30 minutes in an environment with the temperature of 24-28 ℃ and the humidity of 45-55% after the glue is brushed;
(5) adding a silica gel material: dividing the silica gel material into A, B components, and processing the components by equipment according to the mass ratio of 0.8: 1, uniformly mixing;
(6) adding color paste: adding color paste into the mixed solution, wherein the adding proportion of the color paste is 3 percent of the total sum of the A, B components of the silica gel material, and adding specific color into the product;
(7) processing a PBT shell and a silica gel material: placing the conductive connecting wire coated with the PBT shell into a mold, performing injection molding processing on the conductive connecting wire and a silica gel material, and performing injection molding on the PBT shell to form a waterproof silica gel ring;
(8) and (3) silica gel secondary vulcanization: vulcanizing the waterproof silica gel ring for the second time, wherein the vulcanization temperature is 120 ℃, and the vulcanization time is 2 hours, so that the silica gel part of the product reaches a 100% vulcanization state;
(9) and (4) CCD full inspection: adjusting the CCD inspection equipment to be amplified by 50 times, and inspecting whether the waterproof silica gel ring is damaged or not and detecting the bubble defect;
(10) and (3) waterproof testing: the connector carries out waterproof test, and the test condition is: the air pressure is 0.1Mpa, the air pressure detection time is 5s, and the leakage quantity is 0.01Mpa, so as to detect the waterproof performance of the connector.
Preferably, the glue amount in the step (4) is 0.035 to 0.045 g.
Preferably, any one of the special glue and the silica gel adhesive in the step (4).
Preferably, the silica gel material of the step (5) comprises the following components in part a: CHN-LIMS-60-A, B component is: CHN-LIMS-60-B.
Preferably, the temperature of the mold in the step (7) is set at 130 ℃ and 120 ℃, the thermal curing time is 35s, and the size tolerance of the silica gel product is +/-0.03 mm.
Compared with the prior art, the invention has the beneficial effects that: the PBT shell of the connector produced by the invention is tightly combined with the waterproof silica gel ring, and has the advantages of good waterproof performance and durability.
Drawings
Fig. 1 is a schematic structural view of a high-pressure waterproof connector according to the present invention;
in the figure, 1 is a conductive connecting wire, 2 is a PBT shell and 3 is a waterproof silica gel ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an automobile high-voltage waterproof connector which comprises a conductive connecting wire 1, a PBT shell 2 coated on the periphery of the conductive connecting wire 1, and a waterproof silica gel ring 3 arranged on the PBT shell 2.
The invention also provides a production process of the automobile high-pressure waterproof connector.
Example 1
A production process of an automobile high-pressure waterproof connector comprises the following steps:
(1) conducting corona treatment on the connecting wire: the treatment time is controlled to be 4-5 minutes, the temperature is controlled to be 50 +/-2 ℃, so that the surface of the conductive linking line is activated, and the adhesion with the PBT material is increased;
(2) drying the PBT material: drying at 110 ℃ for 4 hours, and drying the water contained in the PBT material;
(3) and (3) injection molding processing of the conductive connecting wire and the PBT material: placing the conductive connecting wire into a mold, performing injection molding processing on the conductive connecting wire and a PBT material with an anti-static effect, controlling the temperature of the mold within 90-100 ℃, performing injection molding on the conductive connecting wire and the PBT material to form an integral part, and forming a PBT shell at the periphery of the conductive connecting wire so as to achieve the sealing and anti-static effects;
(4) brushing glue: adding 0.8% of fluorescent powder outside the PBT shell to mix special glue, wherein the special glue is any one of SI-956-1 silica gel adhesive, silica gel adhesive and YB-827 adhesive; the glue amount is 0.035 g, the glue must be brushed to the position that silica gel adheres to, add phosphor powder can detect whether 100% of the position that needs silica gel to adhere to brush the glue, need to keep standstill for 30 minutes in the environment of 24 degrees C of temperature and humidity 45% at constant temperature and humidity after brushing the glue, make the glue ingredient permeate to PBT outer cover completely;
(5) adding a silica gel material: dividing the silica gel material into A, B components, and processing the components by equipment according to the mass ratio of 0.8: 1, uniformly mixing; wherein the component A is as follows: CHN-LIMS-60-A, B component is: CHN-LIMS-60-B;
(6) adding color paste: adding color paste into the mixed solution, wherein the adding proportion of the color paste is 3 percent of the total sum of the A, B components of the silica gel material, and adding specific color into the product;
(7) processing a PBT shell and a silica gel material: placing the conductive connecting wire coated with the PBT shell into a mold, performing injection molding processing on the conductive connecting wire and a silica gel material, and performing injection molding on the PBT shell to form a waterproof silica gel ring; wherein the temperature of the die is set at 120 ℃, the thermosetting time is 35s, and the dimensional tolerance of the silica gel product is +/-0.03 mm;
(8) and (3) silica gel secondary vulcanization: vulcanizing the waterproof silica gel ring for the second time, wherein the vulcanization temperature is 120 ℃, and the vulcanization time is 2 hours, so that the silica gel part of the product reaches a 100% vulcanization state;
(9) and (4) CCD full inspection: adjusting the CCD inspection equipment to be amplified by 50 times, and inspecting whether the waterproof silica gel ring is damaged or not and detecting the bubble defect;
(10) high-pressure waterproof test: the connector carries out high-pressure waterproof test, and the test condition is: the air pressure is 0.1Mpa, the air pressure detection time is 5s, and the leakage quantity is 0.01Mpa, so as to detect the waterproof performance of the connector.
Example 2
A production process of an automobile high-pressure waterproof connector comprises the following steps:
(1) conducting corona treatment on the connecting wire: the treatment time is controlled to be 4-5 minutes, the temperature is controlled to be 50 +/-2 ℃, so that the surface of the conductive linking line is activated, and the adhesion with the PBT material is increased;
(2) drying the PBT material: drying at 115 ℃ for 4 hours, and drying the water contained in the PBT material;
(3) and (3) injection molding processing of the conductive connecting wire and the PBT material: placing the conductive connecting wire into a mold, performing injection molding processing on the conductive connecting wire and a PBT material with an anti-static effect, controlling the temperature of the mold within 90-100 ℃, performing injection molding on the conductive connecting wire and the PBT material to form an integral part, and forming a PBT shell at the periphery of the conductive connecting wire so as to achieve the sealing and anti-static effects;
(4) brushing glue: adding 0.8% of fluorescent powder outside the PBT shell to mix special glue, wherein the special glue is any one of SI-956-1 silica gel adhesive, silica gel adhesive and YB-827 adhesive; the glue amount is 0.04 g, the glue is required to be brushed at the position where the silica gel is attached, the fluorescent powder is added to detect whether the glue is brushed at the position where the silica gel is required to be attached by 100%, and the glue is required to be kept stand for 30 minutes at a constant temperature and humidity in an environment with the temperature of 26 ℃ and the humidity of 50% after being brushed so that the glue component can be completely permeated into the PBT shell;
(5) adding a silica gel material: dividing the silica gel material into A, B components, and processing the components by equipment according to the mass ratio of 0.8: 1, uniformly mixing; wherein the component A is as follows: CHN-LIMS-60-A, B component is: CHN-LIMS-60-B;
(6) adding color paste: adding color paste into the mixed solution, wherein the adding proportion of the color paste is 3 percent of the total sum of the A, B components of the silica gel material, and adding specific color into the product;
(7) processing a PBT shell and a silica gel material: placing the conductive connecting wire coated with the PBT shell into a mold, performing injection molding processing on the conductive connecting wire and a silica gel material, and performing injection molding on the PBT shell to form a waterproof silica gel ring; wherein the temperature of the die is set at 120 ℃, the thermosetting time is 35s, and the dimensional tolerance of the silica gel product is +/-0.03 mm;
(8) and (3) silica gel secondary vulcanization: vulcanizing the waterproof silica gel ring for the second time, wherein the vulcanization temperature is 120 ℃, and the vulcanization time is 2 hours, so that the silica gel part of the product reaches a 100% vulcanization state;
(9) and (4) CCD full inspection: adjusting the CCD inspection equipment to be amplified by 50 times, and inspecting whether the waterproof silica gel ring is damaged or not and detecting the bubble defect;
(10) high-pressure waterproof test: the connector carries out high-pressure waterproof test, and the test condition is: the air pressure is 0.1Mpa, the air pressure detection time is 5s, and the leakage quantity is 0.01Mpa, so as to detect the waterproof performance of the connector.
Example 3
A production process of an automobile high-pressure waterproof connector comprises the following steps:
(1) conducting corona treatment on the connecting wire: the treatment time is controlled to be 4-5 minutes, the temperature is controlled to be 50 +/-2 ℃, so that the surface of the conductive linking line is activated, and the adhesion with the PBT material is increased;
(2) drying the PBT material: drying at 120 ℃ for 4 hours, and drying the water contained in the PBT material;
(3) and (3) injection molding processing of the conductive connecting wire and the PBT material: placing the conductive connecting wire into a mold, performing injection molding processing on the conductive connecting wire and a PBT material with an anti-static effect, controlling the temperature of the mold within 90-100 ℃, performing injection molding on the conductive connecting wire and the PBT material to form an integral part, and forming a PBT shell at the periphery of the conductive connecting wire so as to achieve the sealing and anti-static effects;
(4) brushing glue: adding 0.8% of fluorescent powder outside the PBT shell to mix special glue, wherein the special glue is any one of SI-956-1 silica gel adhesive, silica gel adhesive and YB-827 adhesive; the glue amount is 0.045 g, the glue is required to be brushed at the position where the silica gel is attached, the fluorescent powder is added to detect whether the glue is brushed at the position where the silica gel is required to be attached by 100%, the glue is required to be kept stand for 30 minutes at a constant temperature and humidity after being brushed, and the glue is enabled to completely permeate into the PBT shell at the temperature of 28 ℃ and the humidity of 55%;
(5) adding a silica gel material: dividing the silica gel material into A, B components, and processing the components by equipment according to the mass ratio of 0.8: 1, uniformly mixing; wherein the component A is as follows: CHN-LIMS-60-A, B component is: CHN-LIMS-60-B;
(6) adding color paste: adding color paste into the mixed solution, wherein the adding proportion of the color paste is 3 percent of the total sum of the A, B components of the silica gel material, and adding specific color into the product;
(7) processing a PBT shell and a silica gel material: placing the conductive connecting wire coated with the PBT shell into a mold, performing injection molding processing on the conductive connecting wire and a silica gel material, and performing injection molding on the PBT shell to form a waterproof silica gel ring; wherein the temperature of the die is set at 120 ℃, the thermosetting time is 35s, and the dimensional tolerance of the silica gel product is +/-0.03 mm;
(8) and (3) silica gel secondary vulcanization: vulcanizing the waterproof silica gel ring for the second time, wherein the vulcanization temperature is 120 ℃, and the vulcanization time is 2 hours, so that the silica gel part of the product reaches a 100& vulcanization state;
(9) and (4) CCD full inspection: adjusting the CCD inspection equipment to be amplified by 50 times, and inspecting whether the waterproof silica gel ring is damaged or not and detecting the bubble defect;
(10) high-pressure waterproof test: the connector carries out high-pressure waterproof test, and the test condition is: the air pressure is 0.1Mpa, the air pressure detection time is 5s, and the leakage quantity is 0.01Mpa, so as to detect the waterproof performance of the connector.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The production process of the high-water-pressure waterproof connector for the automobile comprises a conductive connecting wire, a PBT shell coated on the periphery of the conductive connecting wire and a waterproof silica gel ring arranged on the PBT shell, and is characterized by comprising the following steps of:
(1) conducting corona treatment on the connecting wire: the processing time is controlled to be 4-5 minutes, the temperature is controlled to be 50 +/-2 ℃, so that the surface of the conductive connecting wire is activated, and the adhesion force with the PBT material is increased;
(2) drying the PBT material: drying at the drying temperature of 110-;
(3) and (3) injection molding processing of the conductive connecting wire and the PBT material: placing the conductive connecting wire into a mold, performing injection molding processing on the conductive connecting wire and a PBT material with an anti-static effect, controlling the temperature of the mold within 90-100 ℃, performing injection molding on the conductive connecting wire and the PBT material to form an integral part, and forming a PBT shell at the periphery of the conductive connecting wire so as to achieve the sealing and anti-static effects;
(4) brushing glue: adding special glue mixed with 0.8% of fluorescent powder outside the PBT shell, brushing the glue at the position where the silica gel is attached, and standing for 30 minutes in an environment with the temperature of 24-28 ℃ and the humidity of 45-55% after brushing the glue;
(5) adding a silica gel material: dividing the silica gel material into A, B components, and processing the components by equipment according to the mass ratio of 0.8: 1, uniformly mixing;
(6) adding color paste: adding color paste into the mixed solution, wherein the adding proportion of the color paste is 3 percent of the total sum of the A, B components of the silica gel material, and adding specific color into the product;
(7) processing a PBT shell and a silica gel material: placing the conductive connecting wire coated with the PBT shell into a mold, performing injection molding processing on the conductive connecting wire and a silica gel material, and performing injection molding on the PBT shell to form a waterproof silica gel ring;
(8) and (3) silica gel secondary vulcanization: vulcanizing the waterproof silica gel ring for the second time, wherein the vulcanization temperature is 120 ℃, and the vulcanization time is 2 hours, so that the silica gel part of the product reaches a 100% vulcanization state;
(9) and (4) CCD full inspection: adjusting the CCD inspection equipment to be amplified by 50 times, and inspecting whether the waterproof silica gel ring is damaged or not and detecting the bubble defect;
(10) and (3) waterproof testing: the connector carries out waterproof test, and the test condition is: the air pressure is 0.1Mpa, the air pressure detection time is 5s, and the leakage quantity is 0.01Mpa, so as to detect the waterproof performance of the connector.
2. The process for producing a high hydraulic pressure waterproof connector for automobiles according to claim 1, wherein the amount of glue used in the step (4) is 0.035 to 0.045 g.
3. The production process of the high-water-pressure waterproof connector for the automobile as claimed in claim 1, wherein any one of the glue, the silica gel adhesive and the silica gel adhesive is specially used in the step (4).
4. The production process of the high-water-pressure waterproof connector for the automobile according to claim 1, wherein the component A of the silica gel material in the step (5) is as follows: CHN-LIMS-60-A, B component is: CHN-LIMS-60-B.
5. The process for producing a high-water-pressure waterproof connector for automobiles as claimed in claim 1, wherein the temperature of the mold in the step (7) is set at 130 ℃ C, the thermosetting time is 35s, and the dimensional tolerance of the silica gel product is ± 0.03 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911364358.1A CN111092337B (en) | 2019-12-26 | 2019-12-26 | Automobile high-pressure waterproof connector and production process thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911364358.1A CN111092337B (en) | 2019-12-26 | 2019-12-26 | Automobile high-pressure waterproof connector and production process thereof |
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| CN111092337B true CN111092337B (en) | 2021-06-08 |
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| EP2541691A1 (en) * | 2011-06-29 | 2013-01-02 | Nexans | Cable with injection moulded coupling section |
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| CN208596823U (en) * | 2018-09-14 | 2019-03-12 | 浙江新亚电子科技有限公司 | A kind of waterproof pressure plug cord being easily installed |
| CN208820133U (en) * | 2018-09-07 | 2019-05-03 | 江苏中天科技股份有限公司 | A kind of full rubber underwater electrical connector |
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2019
- 2019-12-26 CN CN201911364358.1A patent/CN111092337B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5063012A (en) * | 1989-11-06 | 1991-11-05 | Jmk International, Inc. | Method of manufacturing elastomeric engine components |
| EP2541691A1 (en) * | 2011-06-29 | 2013-01-02 | Nexans | Cable with injection moulded coupling section |
| CN103956627A (en) * | 2014-02-26 | 2014-07-30 | 常熟市福莱德连接器科技有限公司 | Cable gluing waterproof process of one-piece injection molded connector and gluing device thereof |
| CN207183659U (en) * | 2017-09-06 | 2018-04-03 | 众海汇智(长沙)智能制造有限责任公司深圳分公司 | A kind of charging connector water-tight device and data wire |
| CN108493672A (en) * | 2018-05-03 | 2018-09-04 | 江苏和飞航天电子有限公司 | The novel high water-proof connector of one kind and its production technology |
| CN108859149A (en) * | 2018-06-19 | 2018-11-23 | Oppo广东移动通信有限公司 | Forming method, water proof ring and the electronic product accessory of water proof ring |
| CN208820133U (en) * | 2018-09-07 | 2019-05-03 | 江苏中天科技股份有限公司 | A kind of full rubber underwater electrical connector |
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|---|---|
| CN111092337A (en) | 2020-05-01 |
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Application publication date: 20200501 Assignee: Jiangsu Huiheng Chip Technology Co.,Ltd. Assignor: Jiangsu Gongwei Electronic Technology Co.,Ltd. Contract record no.: X2023980052235 Denomination of invention: A high-pressure waterproof connector for automobiles and its production process Granted publication date: 20210608 License type: Common License Record date: 20231214 |
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