CN108044965A - A kind of production technology of plastic flexible pipe - Google Patents

A kind of production technology of plastic flexible pipe Download PDF

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Publication number
CN108044965A
CN108044965A CN201711359456.7A CN201711359456A CN108044965A CN 108044965 A CN108044965 A CN 108044965A CN 201711359456 A CN201711359456 A CN 201711359456A CN 108044965 A CN108044965 A CN 108044965A
Authority
CN
China
Prior art keywords
flexible pipe
plastic flexible
injection molding
raw material
production technology
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
Application number
CN201711359456.7A
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Chinese (zh)
Inventor
冉宏敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Niudong Precision Manufacturing Technology Co Ltd
Original Assignee
Suzhou Niudong Precision Manufacturing Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Suzhou Niudong Precision Manufacturing Technology Co Ltd filed Critical Suzhou Niudong Precision Manufacturing Technology Co Ltd
Priority to CN201711359456.7A priority Critical patent/CN108044965A/en
Publication of CN108044965A publication Critical patent/CN108044965A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00—Producing tubular articles
    • B29D23/001—Pipes; Pipe joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
    • B29B13/065—Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B29C35/04—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam
    • B29C35/049—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using liquids, gas or steam using steam or damp
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
    • 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
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56—Winding and joining, e.g. winding spirally
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C08K2003/222—Magnesia, i.e. magnesium oxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/18—Applications used for pipes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

Abstract

The present invention relates to a kind of production technologies of plastic flexible pipe, comprise the following steps：(1) dispensing；(2) crush：The raw material of above-mentioned high pressure resistant hose is crushed respectively using pulverizer；(3) combination drying：After raw material is mixed by the mass percent, processing is dried, drying temperature is 60 90 DEG C, when drying time is 79 small；（4）Dried raw material is added in injection molding machine；（5）Injection molding machine is adjusted, completes the injection molding process of product；（6）The pipe of forming is sleeved on the mold core with shape need, is then placed in steam vulcanization tank and is vulcanized, sulfuration steam pressure is 0.2 0.35Mpa, and vulcanization time is 70 80 minutes, obtains sebific duct；（7）Twisting silk layer is set；（8）Finished product is closed.The plastic flexible pipe of the present invention has excellent high voltage performance, and corrosion-resistant and fine heat-resisting performance, service life are long due to composition proportion science.

Description

A kind of production technology of plastic flexible pipe
Technical field
The present invention relates to a kind of production technologies of plastic flexible pipe, belong to hose manufacturing technology field.
Background technology
Hydraulic station is the hydraulic power source being made of hydraulic pump, drive motor, fuel tank, direction valve, throttle valve, overflow valve etc. Device or the hydraulic device including control valve.By the flow direction of driving device requirement, pressure and flow fuel feeding, suitable for driving Device it is separated with hydraulic station it is various mechanically, hydraulic station is connected with driving device with oil pipe, hydraulic system can be realized respectively Action as defined in kind.
When hydraulic station works, motor drives oil pump rotation, pumps and buys oil from fuel tank after oil suction, mechanical energy is converted into hydraulic pressure The pressure energy of oil, hydraulic oil are realized by hydraulic valve by integrated package and are transferred to through external pipeline after direction, pressure, flow-rate adjustment In the oil cylinder or oil motor of hydraulic machinery, so as to control the speed of the size of the conversion in hydraulic motor direction, strength and speed, push away Dynamic various hydraulic machinery actings.One of groundwork parts of hydraulic station are exactly petroleum pipeline, and oil transportation tubing much uses high pressure Hose.Leakproofness, corrosion resistance and its high temperature resistance of high-pressure hose, determine the work efficiency of hydraulic station and using the longevity Life.
The content of the invention
The technical problem to be solved by the present invention is in view of the shortcomings of the prior art, propose a kind of good plastics of high voltage performance The production technology of hose.
The technical solution that its is proposed to solve above-mentioned technical problem of the present invention is：A kind of production technology of plastic flexible pipe, including Following steps：
(1) dispensing：The mass percent of each ingredient is in the plastic flexible pipe：Styrene 3.23-3.67%, magnesia 1.13- 1.25%th, Corvic 2.44-2.66%, zinc oxide 0.23-0.46%, aluminium oxide 0.35-0.61%, triglyceride acid Ester 0.78-1.14%, butadiene-styrene rubber 1.21-1.45%, antimony oxide 0.13-0.25%, surplus are epoxy resin；
(2) crush：The raw material of above-mentioned high pressure resistant hose is crushed respectively using pulverizer；
(3) combination drying：After raw material is mixed by the mass percent, processing is dried, drying temperature is 60-90 DEG C, When drying time is 7-9 small；
（4）Dried raw material is added in injection molding machine；
（5）Injection molding machine is adjusted, is injected using the pressure of 80-100Mpa, the middle low velocity of 35-40m/s, injection time 0.25- 0.5 second, complete the injection molding process of product；
（6）The pipe of forming is sleeved on the mold core with shape need, is then placed in steam vulcanization tank and is vulcanized, Sulfuration steam pressure is 0.2-0.35Mpa, and vulcanization time is 70-80 minutes, obtains sebific duct；
（7）Twisting silk layer is set：It is inflated into the pipe after step (6) vulcanization and winding twisting silk forms twisting silk outside pipe Layer；
（8）Finished product is closed.
The improvement of above-mentioned technical proposal is：The mass percent of each ingredient is in the plastic flexible pipe：Styrene 3.23%, Magnesia 1.13%, Corvic 2.44%, zinc oxide 0.23%, aluminium oxide 0.35%, triacetin 0.78%, Butadiene-styrene rubber 1.21%, antimony oxide 0.13%, surplus are epoxy resin.
The improvement of above-mentioned technical proposal is：The mass percent of each ingredient is in the plastic flexible pipe：Styrene 3.67%, Magnesia 1.25%, Corvic 2.66%, zinc oxide 0.46%, aluminium oxide 0.61%, triacetin 1.14%, Butadiene-styrene rubber 1.45%, antimony oxide 0.25%, surplus are epoxy resin.
The improvement of above-mentioned technical proposal is：Step（5）Middle adjusting injection molding machine, using low in the pressure of 80Mpa, 40m/s Speed injection, injection time are 0.25 second, complete the injection molding process of product.
The improvement of above-mentioned technical proposal is：Step（6）It is middle that the pipe of forming is sleeved on the mold core with shape need On, it is then placed in steam vulcanization tank and is vulcanized, sulfuration steam pressure is 0.2Mpa, and vulcanization time is 70 minutes, obtains glue Pipe.
It is of the invention to be using the advantageous effect of above-mentioned technical proposal：
（1）The plastic flexible pipe of the present invention has excellent high voltage performance due to composition proportion science, and corrosion-resistant and heat-resisting Function admirable, service life are long；
（2）The production technology of the plastic flexible pipe of the present invention can cause raw material mixing more uniform and complete, remove water by drying Part, product quality is improved, can effectively reduce the defect rate of production；
（3）The production technology of the plastic flexible pipe of the present invention is improved the intensity of hose, is extended using the longevity by vulcanization reaction Life；
（4）The production technology of the plastic flexible pipe of the present invention forms twisting silk layer by winding twisting silk outside pipe, improves soft The structural strength of pipe, further improves high voltage performance.
Specific embodiment
Embodiment one
The production technology of the plastic flexible pipe of the present embodiment, comprises the following steps：
(1) dispensing：The mass percent of each ingredient is in the plastic flexible pipe：Styrene 3.23%, magnesia 1.13%, polychlorostyrene Vinyl 2.44%, zinc oxide 0.23%, aluminium oxide 0.35%, triacetin 0.78%, butadiene-styrene rubber 1.21%, three Two antimony 0.13% are aoxidized, surplus is epoxy resin；
(2) crush：The raw material of above-mentioned high pressure resistant hose is crushed respectively using pulverizer；
(3) combination drying：After raw material is mixed by the mass percent, processing is dried, drying temperature is 70 DEG C, dry When time is 7 small；
（4）Dried raw material is added in injection molding machine；
（5）Injection molding machine is adjusted, is injected using the pressure of 80Mpa, the middle low velocity of 40m/s, injection time is 0.25 second, completes production The injection molding process of product；
（6）The pipe of forming is sleeved on the mold core with shape need, is then placed in steam vulcanization tank and is vulcanized, Sulfuration steam pressure is 0.2Mpa, and vulcanization time is 70 minutes, obtains sebific duct；
（7）Twisting silk layer is set：It is inflated into the pipe after step (6) vulcanization and winding twisting silk forms twisting silk outside pipe Layer；
（8）Finished product is closed.
Embodiment two
The production technology of the plastic flexible pipe of the present embodiment, comprises the following steps：
(1) dispensing：The mass percent of each ingredient is in the plastic flexible pipe：Styrene 3.67%, magnesia 1.25%, polychlorostyrene Vinyl 2.66%, zinc oxide 0.46%, aluminium oxide 0.61%, triacetin 1.14%, butadiene-styrene rubber 1.45%, three Two antimony 0.25% are aoxidized, surplus is epoxy resin；
(2) crush：The raw material of above-mentioned high pressure resistant hose is crushed respectively using pulverizer；
(3) combination drying：After raw material is mixed by the mass percent, processing is dried, drying temperature is 60 DEG C, dry When time is 9 small；
（4）Dried raw material is added in injection molding machine；
（5）Injection molding machine is adjusted, is injected using the pressure of 100Mpa, the middle low velocity of 35m/s, injection time is 0.5 second, completes production The injection molding process of product；
（6）The pipe of forming is sleeved on the mold core with shape need, is then placed in steam vulcanization tank and is vulcanized, Sulfuration steam pressure is 0.35Mpa, and vulcanization time is 80 minutes, obtains sebific duct；
（7）Twisting silk layer is set：It is inflated into the pipe after step (6) vulcanization and winding twisting silk forms twisting silk outside pipe Layer；
（8）Finished product is closed.
The present invention is not limited to above-described embodiment.All technical solutions formed using equivalent substitution, all falling within the present invention will The protection domain asked.

Claims (5)

1. a kind of production technology of plastic flexible pipe, it is characterised in that：Comprise the following steps：
(1) dispensing：The mass percent of each ingredient is in the plastic flexible pipe：Styrene 3.23-3.67%, magnesia 1.13- 1.25%th, Corvic 2.44-2.66%, zinc oxide 0.23-0.46%, aluminium oxide 0.35-0.61%, triglyceride acid Ester 0.78-1.14%, butadiene-styrene rubber 1.21-1.45%, antimony oxide 0.13-0.25%, surplus are epoxy resin；
(2) crush：The raw material of above-mentioned high pressure resistant hose is crushed respectively using pulverizer；
(3) combination drying：After raw material is mixed by the mass percent, processing is dried, drying temperature is 60-90 DEG C, When drying time is 7-9 small；
（4）Dried raw material is added in injection molding machine；
（5）Injection molding machine is adjusted, is injected using the pressure of 80-100Mpa, the middle low velocity of 35-40m/s, injection time 0.25- 0.5 second, complete the injection molding process of product；
（6）The pipe of forming is sleeved on the mold core with shape need, is then placed in steam vulcanization tank and is vulcanized, Sulfuration steam pressure is 0.2-0.35Mpa, and vulcanization time is 70-80 minutes, obtains sebific duct；
（7）Twisting silk layer is set：It is inflated into the pipe after step (6) vulcanization and winding twisting silk forms twisting silk outside pipe Layer；
（8）Finished product is closed.
2. the production technology of plastic flexible pipe according to claim 1, it is characterised in that：Each ingredient in the plastic flexible pipe Mass percent is：Styrene 3.23%, magnesia 1.13%, Corvic 2.44%, zinc oxide 0.23%, aluminium oxide 0.35%th, triacetin 0.78%, butadiene-styrene rubber 1.21%, antimony oxide 0.13%, surplus are epoxy resin.
3. the production technology of plastic flexible pipe according to claim 1, it is characterised in that：Each ingredient in the plastic flexible pipe Mass percent is：Styrene 3.67%, magnesia 1.25%, Corvic 2.66%, zinc oxide 0.46%, aluminium oxide 0.61%th, triacetin 1.14%, butadiene-styrene rubber 1.45%, antimony oxide 0.25%, surplus are epoxy resin.
4. the production technology of plastic flexible pipe according to claim 1, it is characterised in that：Step（5）Middle adjusting injection molding machine, is adopted It is injected with the pressure of 80Mpa, the middle low velocity of 40m/s, injection time is 0.25 second, completes the injection molding process of product.
5. the production technology of plastic flexible pipe according to claim 1, it is characterised in that：Step（6）The middle pipe by forming Base is sleeved on the mold core with shape need, is then placed in steam vulcanization tank and is vulcanized, and sulfuration steam pressure is 0.2Mpa, vulcanization time are 70 minutes, obtain sebific duct.
CN201711359456.7A 2017-12-17 2017-12-17 A kind of production technology of plastic flexible pipe Pending CN108044965A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711359456.7A CN108044965A (en) 2017-12-17 2017-12-17 A kind of production technology of plastic flexible pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711359456.7A CN108044965A (en) 2017-12-17 2017-12-17 A kind of production technology of plastic flexible pipe

Publications (1)

Publication Number Publication Date
CN108044965A true CN108044965A (en) 2018-05-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109401324A (en) * 2018-10-30 2019-03-01 镇江环太硅科技有限公司 One kind changing pulley steel wire antisitic defect ring

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106589825A (en) * 2016-12-21 2017-04-26 苏州劲元油压机械有限公司 Production technology for high-pressure-resistant hose
CN106633657A (en) * 2016-12-21 2017-05-10 苏州劲元油压机械有限公司 High-pressure hose for hydraulic stations and production technique thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106589825A (en) * 2016-12-21 2017-04-26 苏州劲元油压机械有限公司 Production technology for high-pressure-resistant hose
CN106633657A (en) * 2016-12-21 2017-05-10 苏州劲元油压机械有限公司 High-pressure hose for hydraulic stations and production technique thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109401324A (en) * 2018-10-30 2019-03-01 镇江环太硅科技有限公司 One kind changing pulley steel wire antisitic defect ring

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Application publication date: 20180518