CN113653878A - Blow needle component matched with joint component and hollow box body forming method provided with blow needle component - Google Patents
Blow needle component matched with joint component and hollow box body forming method provided with blow needle component Download PDFInfo
- Publication number
- CN113653878A CN113653878A CN202110328653.2A CN202110328653A CN113653878A CN 113653878 A CN113653878 A CN 113653878A CN 202110328653 A CN202110328653 A CN 202110328653A CN 113653878 A CN113653878 A CN 113653878A
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- Prior art keywords
- joint
- assembly
- blowing
- pipeline
- oil tank
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/02—Welded joints; Adhesive joints
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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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
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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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
- B29C49/58—Blowing means
- B29C49/60—Blow-needles
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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
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/20—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor of articles having inserts or reinforcements ; Handling of inserts or reinforcements
- B29C2049/2086—Means for verifying or keeping the position of the insert, e.g. sensors, or attachment on mould wall
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The invention relates to an embedded plastic automobile oil tank joint assembly which is characterized in that the joint assembly is of a hollow cylinder structure, the hollow cylinder structure comprises three sections, namely an external pipeline joint, a welding fusion section and an internal pipeline joint, the external pipeline joint is used for being connected with an external pipeline of an oil tank, the welding fusion section is positioned in the middle of the joint assembly and welded with an oil tank body, and the internal pipeline joint is used for being connected with an internal pipeline of the oil tank. This technical scheme realizes that car plastic tank connects the subassembly or contains the valve body, and the assembly embedding integrated into one piece of pipeline and joint Assembly has realized the embedded part integrated into one piece at the die parting face very much, and this technical scheme can effectively simplify the welding assembly process of plastic tank, reduces HC and discharges, adopts the mode of cold joint to realize being connected of pipeline and valve body and joint Assembly simultaneously, effective reduce cost.
Description
Technical Field
The invention relates to a plastic oil tank, in particular to an embedded plastic automobile oil tank joint assembly and a positioning and forming method thereof, and belongs to the technical field of fuel tank structural components. This application is application number 201610385674.7, entitled: an embedded plastic automobile fuel tank joint assembly is filed as 2016-06-03.
Background
In order to ensure that an automobile fuel tank has good functions of filling, storing and conveying fuel, various connectors or valve bodies are required to be installed on a fuel tank body. The traditional process method has the problems that an anti-seepage layer (EVOH) in the plastic oil tank body is easy to damage at a welding seam, high HC emission or fuel oil leakage is easy to occur, and meanwhile, the internal pipelines are interconnected in a quick connector mode, so that the cost is high. In order to effectively reduce HC emissions from plastic fuel tanks, it is common in the art to reduce the number of openings in the tank wall and to use smaller opening sizes to reduce HC emissions from the fuel to the environment, but this increases the difficulty of welding the components to the tank. In order to reduce the manufacturing difficulty of the oil tank assembly and meet the requirement of reducing emission, an improved technology is as set forth in patent No. 15 of invention with publication No. CN103358558A for oil filler molding method and preparation, a special mold and a complex molding process are adopted to directly mold the external shape of the oil filler by using a parison material of the oil tank on the oil tank body, the molding effect is good, HC emission at the position of the oil tank can be greatly reduced, but the technology is complex to implement, special molds are required to be configured for oil fillers with different shapes or other interfaces, and the application cost is high. For some interfaces or valve bodies with complex shapes, the direct forming cannot be realized, and the application range is narrow, so that a new technical scheme is urgently needed to solve the technical problem.
Disclosure of Invention
The invention provides an embedded plastic automobile oil tank joint assembly aiming at the technical problems in the prior art, and the technical scheme realizes the integral molding of the automobile plastic oil tank joint assembly or the assembly comprising a valve body, a pipeline and the joint assembly by embedding, in particular realizes the integral molding of the embedded part and an oil tank body on the parting surface of an oil tank.
In order to achieve the purpose, the technical scheme of the invention is that the embedded plastic automobile fuel tank joint assembly is characterized in that the joint assembly is of a hollow cylinder structure, the hollow cylinder structure comprises three sections, namely an external pipeline joint, a welding fusion section and an internal pipeline joint, the external pipeline joint is used for being connected with an external pipeline of a fuel tank, the welding fusion section is located in the middle of the joint assembly and welded with a fuel tank body, and the internal pipeline joint is used for being connected with an internal pipeline of the fuel tank. According to the joint component designed by the technical scheme, the joint surface of the joint component and the oil tank body is completely embedded in a sealing manner, so that good sealing performance and high structural strength are realized; the joint assembly pre-positioning mode adopted in the technical scheme realizes the positioning of the joint assembly at a parting line by utilizing a special air blowing needle device of a blow molding tool.
As an improvement of the invention, the external pipeline joint is internally provided with a positioning device, so that the stability of the whole part is ensured.
As an improvement of the invention, the outer surface of the welding melting section is provided with a bulge, and the cross section of the bulge is triangular or circular arc, rectangular or trapezoidal; facilitating better bonding with the molten parison.
As a modification of the invention, the protrusions are arranged at equal intervals or irregularly, and are set according to actual conditions.
As an improvement of the present invention, the positioning device is configured as a positioning groove or a positioning boss, the positioning device can be configured as a positioning groove or a positioning boss or other structures that can be matched with the blowing needle positioning device, so as to achieve a positioning function and prevent the connector assembly from falling off, and the positioning device can be a boss or a groove, but is not limited to the above form, and can also be other positioning and clamping forms such as a hole, a sawtooth or a thread.
A blow needle component matched with a connector component is of a hollow cylinder structure, the hollow cylinder structure comprises three sections, namely an external pipeline connector, a welding fusion section and an internal pipeline connector, the external pipeline connector is used for being connected with an external pipeline of an oil tank, the welding fusion section is located in the middle of the connector component and welded with an oil tank body, and the internal pipeline connector is used for being connected with an internal pipeline of the oil tank; the magnetic needle blowing device is characterized in that a magnetic material is embedded in the joint part of the joint component, the needle blowing component comprises a Hall element and an electromagnetic element, and when the electromagnetic element is electrified, a strong magnetic field matched with the magnetic material is generated, so that the correct positioning and reliable clamping of the joint component by the blowing needle are realized.
The blowing needle component is characterized in that the blowing needle is provided with a mounting groove, a blowing-expanding mechanism and an air guide structure, the blowing-expanding device shrinks in the mounting groove in a natural state, when high-pressure gas passes through the inside of the blowing needle, the high-pressure gas enters the blowing-expanding device through the air guide structure, so that the blowing-expanding device expands and expands from the mounting groove, and the expansion joint component is expanded to realize the positioning and clamping of the butt joint component.
Method for producing a hollow box provided with a blow needle unit, characterized in that it comprises the following steps:
1) blanking, wherein the step comprises the step of blanking the plasticized parison into a gap of a forming surface of a half mold of the mold; a mechanical arm or a tool clamps an internal pipeline assembly with a joint assembly or a valve body;
2) closing the mold to complete the pre-forming and blow molding of the oil tank;
3) opening the mould, and enabling a robot arm or an automatic tool to set the internal pipeline assembly on the preformed parison of the oil tank in an overhead mode so as to fix the pipeline assembly on the inner wall of the oil tank; meanwhile, the joint assembly is conveyed to the head of the blow molding air blowing needle by a robot arm or an automatic tool, and at the moment, the boss on the blow molding air blowing needle is embedded and fixed with the positioning groove of the joint assembly, so that the positioning and the fixing of the joint assembly by utilizing the blow molding air blowing needle are completed. The robot arm or the automatic tool is separated from the pipeline assembly containing the joint component, the robot arm or the automatic tool moves out of the working area, the mold is closed again,
5) compared with the prior art, the high-pressure blow molding, the ejection of the blow air blow needle 4 and the final forming of the hollow box body embedded in the joint component have the following advantages: 1) the invention has the advantages of ingenious overall structural design, compact structure and strong practicability; 2) according to the joint component designed by the technical scheme, the joint surface of the joint component and the oil tank body is completely embedded in a sealing manner, so that good sealing performance and high structural strength are realized; 3) the technical scheme adopts a joint component pre-positioning mode, and realizes the positioning of the joint component at a parting line by utilizing a special air blowing needle device of a blow molding tool; 4) according to the forming method, the joint component can be embedded and formed at the split-die interface of the oil tank body, the opening of the oil tank is reduced, HC emission is reduced, the joint component and the pipeline adopt a cold-pack process, the cost is reduced, the valve body and the pipeline inside the tank body and the joint component form an assembly, and the valve body and the pipeline are built-in, the joint component is embedded and formed, and the valve body and the pipeline are interconnected in one process step of tank body blow molding.
Drawings
FIG. 1 is a schematic view of a joint assembly of the present invention;
FIG. 2 is a schematic view of an air-blowing needle of the present invention;
FIG. 3 is a schematic view of an internal piping assembly of the fuel tank according to the present invention;
FIG. 4 is a schematic view of a preferred embodiment of the insert molding process of the present invention;
FIG. 5 is a view of the positioning of the connector assembly and air blow pin in the parting plane;
FIG. 6 is a schematic view of the present invention illustrating the embedded formation of the joint assembly on the parting plane and the fuel tank;
FIG. 7 is a schematic view of an alternative joint assembly;
FIG. 8 is a schematic view of a blowing pin structure in cooperation with FIG. 7;
FIG. 9 is a schematic view of another blow pin structure;
FIG. 10 is an enlarged view of a portion of FIG. 9;
in the figure: 1. the device comprises a connector assembly, 11, an external pipeline connector, 12, a welding and melting section, 13, an internal pipeline connector, 2, a protrusion, 3, a positioning groove, 4, a blowing needle, 5, an annular boss, 6, a pipeline assembly, 7, a plasticizing parison, 8, a gap, 9, a mold half die, 31, a magnetic material, 32, a Hall element, 33, an electromagnetic element, 35, a blowing and expanding mechanism, 36 and an air guide structure.
Detailed Description
For a better understanding and appreciation of the invention, it is further described and illustrated in the following detailed description of the invention, taken in conjunction with the accompanying drawings. Example 1: referring to fig. 1, in the embedded plastic automobile fuel tank joint assembly, the joint assembly 1 is a hollow cylinder structure, the hollow cylinder structure includes three sections, namely an external pipeline joint 11, a welding and melting section 12 and an internal pipeline joint 13, the external pipeline joint is used for being connected with an external pipeline of a fuel tank, the welding and melting section 12 is located in the middle of the joint assembly and welded with a fuel tank body, and the internal pipeline joint 13 is used for being connected with an internal pipeline of the fuel tank. According to the joint component designed by the technical scheme, the joint surface of the joint component and the oil tank body is completely embedded in a sealing manner, so that good sealing performance and high structural strength are realized; the joint assembly pre-positioning mode adopted in the technical scheme realizes the positioning of the joint assembly at a parting line by utilizing a special air blowing needle device of a blow molding tool.
Example 2: referring to fig. 1, as an improvement of the present invention, a positioning device is arranged inside the external pipeline joint 11, so as to ensure the stability of the whole component, the positioning device is configured as a positioning groove 3 or a positioning boss, and the positioning device can be configured as a positioning groove or a positioning boss or other structures that can be matched with the blowing pin positioning device.
Example 3: referring to fig. 1, as an improvement of the present invention, a protrusion 2 is disposed on an outer surface of the welding melting section 12, and a cross-sectional shape of the protrusion 2 is a triangle, or an arc, a rectangle, or a trapezoid; facilitating better bonding with the molten parison. This arch is convenient for utilize this kind of mode, realizes the melting sealing connection with the oil tank body in the extrusion process of oil tank body blow molding for joint Assembly and the inseparable integrated into one piece of oil tank body, special this mode because joint Assembly realizes embedding sealing connection at box blow molding process and oil tank wall, can not consider the HC of joint Assembly itself and discharge the problem and external part and joint Assembly's welding sealing problem, the arch is equidistant's range or irregular arrangement, and the circular arc that generally chooses equidistant is protruding or triangular than many, selects by oneself according to actual conditions. The rest of the structure and advantages are exactly the same as those of embodiment 1.
Example 4: referring to fig. 1, 7 and 8, in the preferred embodiment of the blowing pin positioning of the present invention, the connector assembly is embedded with a magnetic material 31 in the connector portion, the blowing pin is provided with a hall element 32 and an electromagnetic element 33, in the specific implementation, the blowing pin is inserted into the connector portion of the connector assembly, when the hall element 32 on the blowing pin senses the magnetic material 31 of the connector assembly, which means that the connector assembly is installed in the correct positioning position of the blowing pin, the electromagnetic element 33 is energized to generate a strong magnetic field paired with the magnetic material 31, so that the correct positioning and reliable clamping of the blowing pin on the connector assembly are realized. After the oil tank is formed, the electromagnetic element 33 is powered off, and the magnetic force is eliminated, so that the blow pin can smoothly exit.
Example 5: referring to fig. 9 and 10, as another embodiment of the present invention, the blowing pin is provided with a mounting groove, a blowing mechanism 35 and an air guide channel 6, the blowing device 35 is retracted in the mounting groove 34 in a natural state, and when high-pressure air passes through the inside of the blowing pin, the high-pressure air enters the blowing device 35 through the air guide structure 36, so that the blowing device 35 expands and bulges out of the mounting groove 34. After the high-pressure gas pressure release, because the effect of self elasticity, blow the automatic implementation in-process that withdraws back to in the mounting groove 34 of device that rises: firstly, the joint assembly is installed on the blowing needle through a positioning tool, and the blowing needle slightly expands through low-pressure gas, so that the joint assembly is pre-positioned. Secondly, after the mold is closed, high-pressure gas passes through the interior of the blowing needle, so that the blowing and expanding device is further expanded, the joint assembly is expanded, and the positioning and clamping of the joint assembly are realized. After the oil tank is formed, the gas in the blowing needle is decompressed, and the tensioning device automatically retracts into the mounting groove under the action of the elastic force of the tensioning device, so that the blowing needle can smoothly exit.
Example 6: referring to fig. 1, 2, 3 and 4, a blowing needle component matched with the joint component is provided with a positioning device on the blowing needle 4, the positioning device is matched with the positioning device arranged in the pipeline joint of claim 2 to realize the positioning of the joint component by using the blowing needle component, and the positioning device on the blowing needle is provided with an annular boss 5 or an annular groove. When the connector assembly is used, the positioning device on the blowing needle is matched with the positioning device on the connector assembly in a positioning mode.
The production method comprises the following steps: with reference to figures 1-6 of the drawings,
1) blanking, wherein the step comprises blanking the plasticized parison 7 into a gap of a half-mold forming surface 8 of a mold 9; the robot or tool 10 holds an internal pipe assembly 6 with a joint assembly or valve body
2) The mould 9 is closed to finish the pre-forming and blow-moulding of the oil tank,
3) the mold 9 is opened, the robot arm or the automatic tool 10 of the invention enables the internal pipeline assembly 6 to be arranged on the preformed parison of the oil tank in an overhead mode, so that the internal pipeline assembly 6 is fixed on the inner wall of the oil tank; meanwhile, the robot arm or the automatic tool 10 sends the joint assembly to the head of the blow molding air blow needle 4, and at the moment, the boss 5 on the blow molding air blow needle 4 is embedded and fixed with the joint assembly positioning groove 3, so that the positioning and fixing of the joint assembly by using the blow molding air blow needle 4 are completed. The robot arm or the automatic tool is separated from the pipeline assembly containing the joint component, the robot arm or the automatic tool is moved out of the working area, and the mold 9 is closed again, as shown in fig. 5
5) High-pressure blow molding, namely withdrawing the blow molding air blow needle 4, and finally forming a hollow box body embedded into the joint component; according to the technical scheme, the welding assembly process of the plastic oil tank can be effectively simplified, HC emission is reduced, meanwhile, the pipeline is connected with the valve body and the joint assembly in a cold connection mode, and cost is effectively reduced.
The invention can also combine at least one of the technical characteristics described in the embodiments 2, 3, 4 and 5 with the embodiment 1 to form a new implementation mode.
It should be noted that the above-mentioned embodiments are not intended to limit the scope of the present invention, and all equivalent modifications and substitutions based on the above-mentioned technical solutions are within the scope of the present invention as defined in the claims.
Claims (4)
1. Method for producing a hollow box provided with a blow needle unit, characterized in that it comprises the following steps:
1) blanking, wherein the step comprises the step of blanking the plasticized parison into a gap of a forming surface of a half mold of the mold; a mechanical arm or a tool clamps an internal pipeline assembly with a joint assembly or a valve body;
2) closing the mold to complete the pre-forming and blow molding of the oil tank;
3) opening the mould, and enabling a robot arm or an automatic tool to set the internal pipeline assembly on the preformed parison of the oil tank in an overhead mode so as to fix the pipeline assembly on the inner wall of the oil tank; meanwhile, a robot arm or an automatic tool sends the joint component to the head of the blow molding air blowing needle, a boss on the blow molding air blowing needle is mutually embedded and fixed with a positioning groove of the joint component, the positioning and the fixing of the joint component by using the blow molding air blowing needle are completed, the robot arm or the automatic tool is separated from the pipeline assembly containing the joint component and moves out of a working area, the mold is closed again,
4) and (4) performing high-pressure blow molding, withdrawing the blow molding air blow needle, and finally forming the hollow box body embedded in the joint assembly.
2. The utility model provides a blow needle part with joint Assembly matched with which characterized in that, joint Assembly is cavity cylinder structure, cavity cylinder structure includes the three-section, is outside pipeline joint, welding fusion section and inside pipeline joint respectively, outside pipeline joint is used for being connected with the outside pipeline of oil tank, welding fusion section is located joint Assembly middle part, and welds between the oil tank body, inside pipeline joint is used for being connected with the inside pipeline of oil tank.
3. The blowing pin assembly of claim 2, wherein the connector assembly has a magnetic material embedded in the connector portion, the blowing pin assembly comprises a hall element and an electromagnetic element, and when the electromagnetic element is energized, a strong magnetic field matched with the magnetic material is generated, so that the blowing pin can correctly position and reliably clamp the connector assembly.
4. The blowing needle component is characterized in that the blowing needle is provided with a mounting groove, a blowing-expanding mechanism and an air guide structure, the blowing-expanding device shrinks in the mounting groove in a natural state, when high-pressure gas passes through the inside of the blowing needle, the high-pressure gas enters the blowing-expanding device through the air guide structure, so that the blowing-expanding device expands and expands from the mounting groove, and the expansion joint component is expanded to realize the positioning and clamping of the butt joint component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110328653.2A CN113653878A (en) | 2016-06-03 | 2016-06-03 | Blow needle component matched with joint component and hollow box body forming method provided with blow needle component |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110328653.2A CN113653878A (en) | 2016-06-03 | 2016-06-03 | Blow needle component matched with joint component and hollow box body forming method provided with blow needle component |
| CN201610385674.7A CN105927810A (en) | 2016-06-03 | 2016-06-03 | Embedded plastic automobile oil tank connector module |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610385674.7A Division CN105927810A (en) | 2016-06-03 | 2016-06-03 | Embedded plastic automobile oil tank connector module |
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| CN113653878A true CN113653878A (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610385674.7A Pending CN105927810A (en) | 2016-06-03 | 2016-06-03 | Embedded plastic automobile oil tank connector module |
| CN202110328653.2A Pending CN113653878A (en) | 2016-06-03 | 2016-06-03 | Blow needle component matched with joint component and hollow box body forming method provided with blow needle component |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610385674.7A Pending CN105927810A (en) | 2016-06-03 | 2016-06-03 | Embedded plastic automobile oil tank connector module |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110154364B (en) * | 2019-06-27 | 2021-07-27 | 亚普汽车部件股份有限公司 | Hollow body forming auxiliary tool and hollow body forming method |
| CN110450443B (en) * | 2019-08-16 | 2022-03-01 | 亚普汽车部件股份有限公司 | Auxiliary tool for forming hollow body exhaust structure, exhaust structure and hollow body forming method |
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| CN1749630A (en) * | 2004-09-04 | 2006-03-22 | 拉斯慕森有限公司 | Part with tubular section |
| CN201954189U (en) * | 2011-01-24 | 2011-08-31 | 邓少辉 | Sealing device of steel plastic composite pipe |
| CN102490365A (en) * | 2011-12-09 | 2012-06-13 | 亚普汽车部件股份有限公司 | Method for connecting parts to plastic hollow body cavity |
| CN105109329A (en) * | 2015-09-18 | 2015-12-02 | 亚普汽车部件股份有限公司 | ICV structure of fuel tank and forming method of fuel tank of ICV structure |
| JP2016043677A (en) * | 2014-08-26 | 2016-04-04 | 株式会社ジェイテクト | Production method of bellows, and bellows |
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| JPH06226854A (en) * | 1993-02-03 | 1994-08-16 | Asahi Organic Chem Ind Co Ltd | Welding of plastic pipes |
| DE10318321A1 (en) * | 2003-04-19 | 2004-10-28 | Degussa Ag | Process for ultrasonic welding of plastic components |
| CN1887576A (en) * | 2006-07-28 | 2007-01-03 | 浙江枫叶集团有限公司 | Spiral port welding technology for spiral pipeline |
| CN201992252U (en) * | 2011-05-09 | 2011-09-28 | 徐焕松 | Steel plastic composite pipeline electromagnetic welding connection structure |
| CN103722728A (en) * | 2014-01-10 | 2014-04-16 | 亚普汽车部件股份有限公司 | Method for forming hollow body of cellular wave-proof plate connected to side surface and novel wave-proof plate |
| CN205956629U (en) * | 2016-06-03 | 2017-02-15 | 亚普汽车部件股份有限公司 | Embedded plastics car oil tank joint Assembly and blow needle part |
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2016
- 2016-06-03 CN CN201610385674.7A patent/CN105927810A/en active Pending
- 2016-06-03 CN CN202110328653.2A patent/CN113653878A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1749630A (en) * | 2004-09-04 | 2006-03-22 | 拉斯慕森有限公司 | Part with tubular section |
| CN201954189U (en) * | 2011-01-24 | 2011-08-31 | 邓少辉 | Sealing device of steel plastic composite pipe |
| CN102490365A (en) * | 2011-12-09 | 2012-06-13 | 亚普汽车部件股份有限公司 | Method for connecting parts to plastic hollow body cavity |
| JP2016043677A (en) * | 2014-08-26 | 2016-04-04 | 株式会社ジェイテクト | Production method of bellows, and bellows |
| CN105109329A (en) * | 2015-09-18 | 2015-12-02 | 亚普汽车部件股份有限公司 | ICV structure of fuel tank and forming method of fuel tank of ICV structure |
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| CN105927810A (en) | 2016-09-07 |
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