CN109866381A - A kind of collecting barrelling injection molding process - Google Patents
A kind of collecting barrelling injection molding process Download PDFInfo
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- CN109866381A CN109866381A CN201910170152.9A CN201910170152A CN109866381A CN 109866381 A CN109866381 A CN 109866381A CN 201910170152 A CN201910170152 A CN 201910170152A CN 109866381 A CN109866381 A CN 109866381A
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- hdpe
- injection molding
- antioxidant
- collecting barrelling
- molding process
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Abstract
The present invention provides a kind of collecting barrelling injection molding process, comprising the following steps: step 1, sorting: choosing HDPE and HDPE auxiliary agent, the HDPE auxiliary agent includes one of antioxidant, heat stabilizer, fire retardant, colorant, antistatic agent, lubricant or a variety of；Step 2 melts proportion: step 3, modulation mixing: step 4, injection molded: the temperature in injection molding machine material melts area is 150-240 DEG C, the temperature that material passes through nozzle is 150-250 DEG C, injection pressure is 80-350MPa, dwell pressure is 50-250MPa, dwell time is 10-100s, mold temperature is 20-30 DEG C, and the cooling velocity of material in a mold is 30-80 DEG C/min.The present invention can greatly enhance the non-deformability of collecting barrelling, extraneous impact load or nip load are resisted well, collecting barrelling deformed damaged under extraneous impact and extruding is prevented, while greatly reducing the production cost of collecting barrelling, improves chemical compatibility and intensity.
Description
Technical field
The present invention relates to packed and transported equipment technical field, specially a kind of collecting barrelling injection molding process.
Background technique
Collecting barrelling is also known as ton bucket, and collecting barrelling is a kind of steel plastic compount Medium Bulk Containers, by metal outer frame frame and plastics
Gallbladder composition, liner are furnished with blow-off valve, facilitate drain, be the commonly used liquid package container of the industries such as chemical industry, medicine, food, collect
The inner pressurd vessel of barrelling is blow molded using high-density polyethylene material, and oversheath is the grid of coating steel pipe welding, and chassis uses
Four-way prevents from consolidating into European standard all steel type tray is pitched, and bottom is equipped with dispensing valve, convenient for excluding being contained in container
Liquid correctly selects blow-off valve to carry out safety and be accurately controlled according to the emission request of various different viscosity contents,
Blow-off valve nominal bore is respectively 50,80 millimeters of butterfly valve and ball valve, according to the requirement of content, to select correctly to seal
Material, teflon-copolymers, fluorubber and ethylene propylene diene rubber etc. improve product greater than the center steel beam of 2mm thickness
Rigidity, it is ensured that transportation safety, collecting barrelling can repeatedly use, the reflected advantage energy in filling, storage and transportation and transport
Cost is significantly reduced, compared with drum, collecting barrelling can save 35% storage space, its size is according to iso standard collection
Vanning design, with easily operated for principle, static empty barrel can be four layers high with heap, and transports in any usual manner, and handling can make
With forklift workability, reduce many troubles of manual handling, significantly reduce production, storage, transport, operating cost, saves big
The human and material resources of amount are marked with volume scale on the inner pressurd vessel of collecting barrelling, and user can use the transparent characteristic of container, clear
The liquid height seen in container, container bottom is furnished with adjustable discharge valve, and drain is convenient and reliable.
But current collecting barrelling injection molding process is unreasonable, leads to the reduction of collecting barrelling structural strength, uses mission
It is low.
Summary of the invention
Technical problem solved by the invention is to provide a kind of collecting barrelling injection molding process, to solve above-mentioned background
The problem of being proposed in technology.
Technical problem solved by the invention is realized using following technical scheme: a kind of collecting barrelling injection molding process,
The following steps are included:
Step 1, sorting: HDPE and HDPE auxiliary agent is chosen, the HDPE molecular weight ranges are 40000~300000, described
HDPE auxiliary agent includes one of antioxidant, heat stabilizer, fire retardant, colorant, antistatic agent, lubricant or a variety of, described
Quality proportioning is 80-90:10-20 between HDPE and HDPE auxiliary agent；
Step 2 melts proportion: starting injection molding machine carries out high-temperature heating 2-3h to the raw material in cartridge heater, and raw material quickly melts
Change, while starting the rabbling mechanism in cartridge heater, work 1-2h, raw material to be sufficiently stirred；
Step 3, modulation mixing: HDPE auxiliary agent is added in injection molding machine according to the proportion, restarts the blender in cartridge heater
Structure, work 1-2h, is modulated into mixed injection molding raw material to realize and will melt the mixed raw material that proportion is completed；
Step 4, injection molded: the temperature in injection molding machine material melts area is 150-240 DEG C, the temperature that material passes through nozzle
It is 150-250 DEG C, injection pressure 80-350MPa, dwell pressure 50-250MPa, dwell time 10-100s, mold temperature
Degree is 20-30 DEG C, and the cooling velocity of material in a mold is 30-80 DEG C/min.
The antioxidant is antioxidant 1010, antioxidant 1076, antioxidant CA, irgasfos 168, antioxidant NP, antioxidant
One of DLTP, antioxidant TNP, antioxidant TPP, antioxidant MB, antioxidant 264 are a variety of.
The heat stabilizer is dibasic lead stearate, hydrated tribasic lead sulfate, Dythal, two
At least one of alkali lead phosphite.
The fire retardant tributyl phosphate, tri-2-ethylhexyl phosphate, tricresyl phosphate (2- chloroethyl) ester, tricresyl phosphate
At least one of (2,3- bis- chloropropyl) ester, tricresyl phosphate (2,3- dibromopropyl) ester.
The antistatic agent is that fatty amine salt, season gong salt, alkyl adjoin and suck at least one of salt.
The lubricant is at least one of zinc stearate, calcium stearate, magnesium stearate and stearic acid.
The density of the HDPE is 0.94-0.97g/cm3, melt index 0.5-25g/10min；Preferably, the height
Density polyethylene is the high density polyethylene (HDPE) powder that granularity is 30-400 mesh, dries 1h with 60 DEG C of temperature before melting mixing,
It is swum with discharge.
Compared with prior art, the beneficial effects of the present invention are: the present invention can greatly enhance the resistance to deformation energy of collecting barrelling
Power resists extraneous impact load or nip load well, prevents collecting barrelling from deforming damage under extraneous impact and extruding
It is bad, while the production cost of collecting barrelling is greatly reduced, improve chemical compatibility and intensity.
Specific embodiment
In order to make implement technical means of the invention, creation characteristic, reach purpose and effect is easy to understand, below
In conjunction with specific embodiments, the present invention is further explained, in the description of the present invention, it should be noted that unless otherwise specific
Regulation and restriction, term " installation ", " company ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, being also possible to can
Dismantling connection, or be integrally connected and can be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also pass through
Intermediary is indirectly connected, can connection inside two elements.
Embodiment 1
A kind of collecting barrelling injection molding process, comprising the following steps:
Step 1, sorting: HDPE and HDPE auxiliary agent is chosen, the HDPE molecular weight ranges are 40000, the HDPE auxiliary agent
Including one of antioxidant, heat stabilizer, fire retardant, colorant, antistatic agent, lubricant or a variety of, the HDPE and
Quality proportioning is 80:10 between HDPE auxiliary agent；
Step 2 melts proportion: starting injection molding machine carries out high-temperature heating 2h to the raw material in cartridge heater, and raw material quickly melts
Change, while starting the rabbling mechanism in cartridge heater, work 1h, raw material to be sufficiently stirred；
Step 3, modulation mixing: HDPE auxiliary agent is added in injection molding machine according to the proportion, restarts the blender in cartridge heater
Structure, work 1h, is modulated into mixed injection molding raw material to realize and will melt the mixed raw material that proportion is completed；
Step 4, injection molded: the temperature in injection molding machine material melts area is 150 DEG C, and the temperature that material passes through nozzle is 150
DEG C, injection pressure 80MPa, dwell pressure 50MPa, dwell time 10s, mold temperature is 20 DEG C, and material is in a mold
Cooling velocity be 30 DEG C/min.
Embodiment 2
A kind of collecting barrelling injection molding process, comprising the following steps:
Step 1, sorting: HDPE and HDPE auxiliary agent is chosen, the HDPE molecular weight ranges are 300000, and the HDPE is helped
Agent includes one of antioxidant, heat stabilizer, fire retardant, colorant, antistatic agent, lubricant or a variety of, the HDPE and
Quality proportioning is 80:20 between HDPE auxiliary agent；
Step 2 melts proportion: starting injection molding machine carries out high-temperature heating 3h to the raw material in cartridge heater, and raw material quickly melts
Change, while starting the rabbling mechanism in cartridge heater, work 2h, raw material to be sufficiently stirred；
Step 3, modulation mixing: HDPE auxiliary agent is added in injection molding machine according to the proportion, restarts the blender in cartridge heater
Structure, work 2h, is modulated into mixed injection molding raw material to realize and will melt the mixed raw material that proportion is completed；
Step 4, injection molded: the temperature in injection molding machine material melts area is 240 DEG C, and the temperature that material passes through nozzle is 250
DEG C, injection pressure 350MPa, dwell pressure 250MPa, dwell time 100s, mold temperature is 30 DEG C, and material is in mould
Cooling velocity in tool is 80 DEG C/min.
Embodiment 3
A kind of collecting barrelling injection molding process, comprising the following steps:
Step 1, sorting: HDPE and HDPE auxiliary agent is chosen, the HDPE molecular weight ranges are 300000, and the HDPE is helped
Agent includes one of antioxidant, heat stabilizer, fire retardant, colorant, antistatic agent, lubricant or a variety of, the HDPE and
Quality proportioning is 90:10 between HDPE auxiliary agent；
Step 2 melts proportion: starting injection molding machine carries out high-temperature heating 2.5h to the raw material in cartridge heater, and raw material quickly melts
Change, while starting the rabbling mechanism in cartridge heater, work 1.5h, raw material to be sufficiently stirred；
Step 3, modulation mixing: HDPE auxiliary agent is added in injection molding machine according to the proportion, restarts the blender in cartridge heater
Structure, work 1.5h, is modulated into mixed injection molding raw material to realize and will melt the mixed raw material that proportion is completed；
Step 4, injection molded: the temperature in injection molding machine material melts area is 200 DEG C, and the temperature that material passes through nozzle is 200
DEG C, injection pressure 200MPa, dwell pressure 200MPa, dwell time 50s, mold temperature is 25 DEG C, and material is in mold
In cooling velocity be 50 DEG C/min.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The skill of the industry
Art personnel it should be appreciated that the present invention is not limited to the above embodiments, the above embodiments and description only describe
The principle of the present invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, this
A little changes and improvements all fall within the protetion scope of the claimed invention.Claimed range of the invention is wanted by appended right
Ask book and its equivalent thereof.
Claims (7)
1. a kind of collecting barrelling injection molding process, it is characterised in that: the following steps are included:
Step 1, sorting: HDPE and HDPE auxiliary agent is chosen, the HDPE molecular weight ranges are 40000~300000, the HDPE
Auxiliary agent includes one of antioxidant, heat stabilizer, fire retardant, colorant, antistatic agent, lubricant or a variety of, the HDPE
Quality proportioning is 80-90:10-20 between HDPE auxiliary agent；
Step 2 melts proportion: starting injection molding machine carries out high-temperature heating 2-3h to the raw material in cartridge heater, raw material fast melt, together
Rabbling mechanism in Shi Qidong cartridge heater, work 1-2h, raw material to be sufficiently stirred；
Step 3, modulation mixing: HDPE auxiliary agent is added in injection molding machine according to the proportion, restarts the rabbling mechanism in cartridge heater, work
Make 1-2h, is modulated into mixed injection molding raw material to realize and will melt the mixed raw material that proportion is completed；
Step 4, injection molded: the temperature in injection molding machine material melts area is 150-240 DEG C, and the temperature that material passes through nozzle is 150-
250 DEG C, injection pressure 80-350MPa, dwell pressure 50-250MPa, dwell time 10-100s, mold temperature 20-
30 DEG C, the cooling velocity of material in a mold is 30-80 DEG C/min.
2. a kind of collecting barrelling injection molding process according to claim 1, it is characterised in that: the antioxidant is antioxidant
1010, antioxidant 1076, antioxidant CA, irgasfos 168, antioxidant NP, anti-oxidant DLTP, antioxidant TNP, antioxidant TPP, anti-
One of oxygen agent MB, antioxidant 264 are a variety of.
3. a kind of collecting barrelling injection molding process according to claim 1, it is characterised in that: the heat stabilizer is disalt
At least one of base lead stearate, hydrated tribasic lead sulfate, Dythal, dibasic lead phosphite.
4. a kind of collecting barrelling injection molding process according to claim 1, it is characterised in that: the fire retardant tricresyl phosphate fourth
Ester, tri-2-ethylhexyl phosphate, tricresyl phosphate (2- chloroethyl) ester, tricresyl phosphate (2,3- bis- chloropropyl) ester, tricresyl phosphate (2,3-
At least one of dibromopropyl) ester.
5. a kind of collecting barrelling injection molding process according to claim 1, it is characterised in that: the antistatic agent is fat
Amine salt, season gong salt, alkyl, which adjoin, suckes at least one of salt.
6. a kind of collecting barrelling injection molding process according to claim 1, it is characterised in that: the lubricant is stearic acid
At least one of zinc, calcium stearate, magnesium stearate and stearic acid.
7. a kind of collecting barrelling injection molding process according to claim 1, it is characterised in that: the density of the HDPE is
0.94-0.97g/cm3, melt index 0.5-25g/10min；Preferably, it is 30-400 that the high density polyethylene (HDPE), which is granularity,
Purpose high density polyethylene (HDPE) powder dries 1h with 60 DEG C of temperature before melting mixing, is swum with discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910170152.9A CN109866381A (en) | 2019-03-07 | 2019-03-07 | A kind of collecting barrelling injection molding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910170152.9A CN109866381A (en) | 2019-03-07 | 2019-03-07 | A kind of collecting barrelling injection molding process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109866381A true CN109866381A (en) | 2019-06-11 |
Family
ID=66919935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910170152.9A Pending CN109866381A (en) | 2019-03-07 | 2019-03-07 | A kind of collecting barrelling injection molding process |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101490115A (en) * | 2006-05-23 | 2009-07-22 | 陶氏环球技术公司 | High-density polyethylene compositions and method of making the same |
| CN106589541A (en) * | 2016-12-08 | 2017-04-26 | 苏州纳贝通环境科技有限公司 | Wood-plastic tray and preparation method thereof |
| CN107099086A (en) * | 2017-05-10 | 2017-08-29 | 无锡金运工程塑料有限公司 | A kind of filling plastic modified technique |
| CA3019389A1 (en) * | 2016-03-31 | 2017-10-05 | West Fraser Mills Ltd. | Lignin composites |
| EP3341178A1 (en) * | 2015-08-27 | 2018-07-04 | iMFLUX Inc. | Method for injection molding using reduced melt temperatures |
| CN108822385A (en) * | 2018-06-30 | 2018-11-16 | 青岛邦德化工有限公司 | Cold-resistant plastic bucket and preparation method thereof |
-
2019
- 2019-03-07 CN CN201910170152.9A patent/CN109866381A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101490115A (en) * | 2006-05-23 | 2009-07-22 | 陶氏环球技术公司 | High-density polyethylene compositions and method of making the same |
| EP3341178A1 (en) * | 2015-08-27 | 2018-07-04 | iMFLUX Inc. | Method for injection molding using reduced melt temperatures |
| CA3019389A1 (en) * | 2016-03-31 | 2017-10-05 | West Fraser Mills Ltd. | Lignin composites |
| CN106589541A (en) * | 2016-12-08 | 2017-04-26 | 苏州纳贝通环境科技有限公司 | Wood-plastic tray and preparation method thereof |
| CN107099086A (en) * | 2017-05-10 | 2017-08-29 | 无锡金运工程塑料有限公司 | A kind of filling plastic modified technique |
| CN108822385A (en) * | 2018-06-30 | 2018-11-16 | 青岛邦德化工有限公司 | Cold-resistant plastic bucket and preparation method thereof |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190611 |
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| RJ01 | Rejection of invention patent application after publication |