CN106239868B - A kind of secondary shaping system of extrusion-blown modling - Google Patents
A kind of secondary shaping system of extrusion-blown modling Download PDFInfo
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- CN106239868B CN106239868B CN201610786672.9A CN201610786672A CN106239868B CN 106239868 B CN106239868 B CN 106239868B CN 201610786672 A CN201610786672 A CN 201610786672A CN 106239868 B CN106239868 B CN 106239868B
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- cooling
- air
- equipment
- shaping equipment
- shaping
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Classifications
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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
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
- B29C49/041—Extrusion blow-moulding using an accumulator head
-
- 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
- B29C49/4205—Handling means, e.g. transfer, loading or discharging means
- B29C49/42069—Means explicitly adapted for transporting blown article
-
- 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
- B29C49/48—Moulds
- B29C49/4823—Moulds with incorporated heating or cooling means
-
- 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
- B29C49/64—Heating or cooling preforms, parisons or blown articles
- B29C49/66—Cooling by refrigerant introduced into the blown article
-
- 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
- B29C49/48—Moulds
- B29C49/4823—Moulds with incorporated heating or cooling means
- B29C2049/4825—Moulds with incorporated heating or cooling means for cooling moulds or mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/712—Containers; Packaging elements or accessories, Packages
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention belongs to be blow molded sizing field, more particularly to a kind of secondary shaping system of extrusion-blown modling, blowing shaping equipment, delivery mechanism and secondary cooling shaping equipment set gradually connection, secondary cooling shaping equipment is arranged above delivery mechanism, and blowing shaping equipment, delivery mechanism and secondary cooling shaping equipment are connect with driving device；Equipment for cooling die is arranged below head, and for air intake lever structure setting below equipment for cooling die, equipment for cooling die includes split mold mechanism, cooling structure, and cooling structure is arranged in split mold mechanism, and cooling structure is snakelike cooling coil.Beneficial effects of the present invention：Using multiple sizing, product is projecting after one-step building is placed on structure for conveying, special duckbill structure is set above product bottom, duckbill structure is connected to compression cold air, reach and accelerate part cooling purpose, is cooled down while hollow container conveys, effectively improve production efficiency, shorten time production cycle, reduces production cost.
Description
Technical field
The invention belongs to be blow molded sizing field more particularly to a kind of secondary shaping system of extrusion-blown modling.
Background technology
In hollow product cooling and cure stage, preform blowup relies on the higher mold of thermal diffusivity and pressure after being close to die wall
Contracting air is cooled down, and is molded after being cooled to certain temperature, then process cooling in air, and the prior art is cooled and shaped primary
Molding, the consuming time is long, low production efficiency.
Invention content
For the above problem to be solved, the present invention provides a kind of secondary shaping system of extrusion-blown modling.
Technical scheme of the present invention：A kind of secondary shaping system of extrusion-blown modling, including blowing shaping equipment, delivery mechanism and
Secondary cooling shaping equipment, driving device, it is characterised in that the blowing shaping equipment, the delivery mechanism and described secondary cold
But shaping equipment sets gradually connection, and the secondary cooling shaping equipment is arranged above the delivery mechanism, and the blowing is fixed
Type device, the delivery mechanism and the secondary cooling shaping equipment are connect with the driving device；
The blowing shaping equipment includes feeding structure, extruder, accumulator, head, equipment for cooling die and air intake lever
Structure, the feeding structure, the extruder, the accumulator, the head are sequentially connected, the equipment for cooling die setting
Below the head, below the equipment for cooling die, the equipment for cooling die includes the air intake lever structure setting
Split mold mechanism, cooling structure, the cooling structure are arranged in the split mold mechanism, and the cooling structure is snakelike
Cooling coil.
The delivery mechanism includes delivery track and clamping device, and the clamping device includes clamping device and coldplate,
The coldplate is connect with the clamping device, and cooling bath is arranged in the coldplate.
The secondary cooling shaping equipment includes cooling duckbilled, cooling air head and compression cold air feed mechanism, the pressure
Contracting cold air feed mechanism connect and provides cooling air with the cooling duckbilled, and the cooling air head is arranged on the table simultaneously
It is connect with cooling air source.
The split mold mechanism includes symmetrical mold, and the snakelike cooling coil is evenly distributed on the split cavity
Have in mechanism, the cooling media import and cooling media outlet is arranged in the mold side, and the cooling media is cooling water
Or compression cooling air；
Setting cooling water or compression cooling air connection in the cooling bath；
The cooling duckbilled includes nozzle and threaded connection section, and multiple column type injection stomatas are arranged on the nozzle；
Compression cold air feed mechanism includes air blower, air inlet fan housing, air cooling heat exchanger, outlet air fan housing, dehumidifier, first
Solenoid valve, first gas flowmeter and dry-air blast device, the air inlet fan housing and outlet air fan housing are respectively fixedly disposed at air-cooled heat exchange
Device both sides, the air inlet fan housing are connected to by pipeline with air blower, and the outlet air fan housing is connected to by pipeline with the dehumidifier,
The dehumidifier is connect by pipeline with the cooling duckbilled, and the air inlet of the air blower is provided with deduster, the dry-air blast
Device is provided with heat exchange pipeline, and the heat exchange pipeline is connect with the air cooling heat exchanger, and the cooling duckbilled is fixed with manipulator,
The first solenoid valve and first gas flowmeter is arranged on the air supply duct of the dehumidifier in the cooling duckbilled.
The dry-air blast device is cooling-water machine.
Inner fin is arranged along inside pipe wall in the snakelike cooling coil, and the inner fin is 2, and the inner fin is to have protrusion
Screw thread cable architecture, 2 inner fins are symmetrical arranged along inner wall and intersect
Present invention has the advantages that：Be cooled and shaped using repeatedly sizing, after one-step building hollow container it is projecting be placed on it is defeated
It send in structure, special duckbill structure is set above hollow container bottom, duckbill structure is connected to compression cold air, reaches acceleration
Part cooling purpose is cooled down while hollow container conveys, and effectively improves production efficiency, shortens time production cycle,
Reduce production cost.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
Fig. 2 is the structural schematic diagram of the secondary cooling shaping equipment of the present invention.
Fig. 3 is the structural schematic diagram of the mold of the present invention.
In attached drawing, 1. blowing shaping equipments, 2. delivery mechanisms, 3. secondary cooling shaping equipments, 4. driving devices, 5. chargings
Structure, 6. extruders, 7. accumulators, 8. heads, 9. equipment for cooling die, 10. air inlet rod structures, 11. split mold mechanisms,
12. cooling structure, 13. delivery tracks, 14. clamping devices, 15. coldplates, 16. cooling baths, 17. cooling duckbilleds, 18. compressions are cold
Air feed mechanism, 19. air blowers, 20. air inlet fan housings, 21. air cooling heat exchangers, 22. outlet air fan housings, 23. dehumidifiers, 24. the
One solenoid valve, 25. first gas flowmeters, 26. workbench, 27. threaded connection sections, 28. air supply ducts, 29. dry-air blast devices,
30. parison, 31. dedusters, 32. cooling air heads.
Specific implementation mode
It explains below in conjunction with the accompanying drawings to the specific implementation mode of the present invention.
In attached drawing, 1. blowing shaping equipments, 2. delivery mechanisms, 3. secondary cooling shaping equipments, 4. driving devices, 5. chargings
Structure, 6. extruders, 7. accumulators, 8. heads, 9. equipment for cooling die, 10. air inlet rod structures, 11. split mold mechanisms,
12. cooling structure, 13. delivery tracks, 14. clamping devices, 15. coldplates, 16. cooling baths, 17. cooling duckbilleds, 18. compressions are cold
Air feed mechanism, 19. air blowers, 20. air inlet fan housings, 21. air cooling heat exchangers, 22. outlet air fan housings, 23. dehumidifiers, 24. the
One solenoid valve, 25. first gas flowmeters, 26. workbench, 27. threaded connection sections, 28. air supply ducts, 29. dry-air blast devices,
30. parison, 31. dedusters, 32. cooling air heads.
The present invention relates to a kind of secondary shaping system of extrusion-blown modling, including blowing shaping equipment, delivery mechanism and secondary cold
But shaping equipment, driving device, it is characterised in that blowing shaping equipment, delivery mechanism and secondary cooling shaping equipment are set gradually
Connection, secondary cooling shaping equipment are arranged above delivery mechanism, blowing shaping equipment, delivery mechanism and secondary cooling sizing dress
It sets and is connect with driving device；
Blowing shaping equipment includes feeding structure, extruder, accumulator, head, equipment for cooling die and air inlet rod structure,
Feeding structure, extruder, accumulator, head are sequentially connected, setting accumulator can not only reduction type base drawdown, adhere to parison temperature
Degree also can be used smaller extruder to produce large-scale product, and equipment for cooling die is arranged below head, air intake lever structure setting
Below equipment for cooling die, equipment for cooling die includes split mold mechanism, cooling structure, and cooling structure is arranged in split cavity
Have in mechanism, cooling structure is snakelike cooling coil, improves cooling efficiency：
Delivery mechanism includes delivery track and clamping device, and clamping device includes clamping device and coldplate, coldplate with
Clamping device connects, and cooling bath is arranged in coldplate, and cooling water or compression cooling air connection are arranged in cooling bath, same in transport
Shi Jinhang coolings improve production efficiency.
Secondary cooling shaping equipment includes cooling duckbilled, cooling air head and compression cold air feed mechanism, and the compression is cold
Air feed mechanism and the cooling duckbilled connect and provide cooling air, the cooling air head setting on the table and with it is cold
But air source connects, and cooling duckbilled includes nozzle and threaded connection section, and multiple column type injection stomatas are arranged on nozzle, it is dynamic to meet air
Mechanics principle effectively reduces vapour lock when operation, improves cooling efficiency；
Compression cold air feed mechanism includes air blower, air inlet fan housing, air cooling heat exchanger, outlet air fan housing, dehumidifier, first
Solenoid valve, first gas flowmeter and dry-air blast device, enter the wind fan housing and outlet air fan housing is respectively fixedly disposed at air cooling heat exchanger two
Side, air inlet fan housing are connected to by pipeline with air blower, and outlet air fan housing is connected to by pipeline with dehumidifier, dehumidifier by pipeline and
The air inlet of cooling duckbilled connection, air blower is provided with deduster, and dry-air blast device is provided with heat exchange pipeline, and dry-air blast device is cold water
Machine, the remaining production capacity that cooling-water machine generates provide cooling source for the technical program, and dry-air blast device passes through heat exchange pipeline and air-cooled heat exchange
Device connects, and cooling duckbilled is fixed with manipulator, and the first solenoid valve and first is arranged on the air supply duct of cooling duckbilled and dehumidifier
Gas flowmeter, it is that cooling-water machine is added using the remaining cooling capacity of cooling-water machine to compress the dry-air blast device in cold air feed mechanism
Fast product cooling and shaping, while wet air being discharged, it reduces surface and forms water droplet or water mist, it is ensured that product surface is smooth flat
It is whole, it improves product quality and production efficiency, so that the remaining cooling capacity of cooling-water machine is reused, effectively reduce production cost.
Air inlet fan housing, outlet air fan housing bottom and dehumidifier are respectively arranged with discharge outlet, due to having condensation when air cooling
Water, it is therefore desirable to condensed water is exported, but due to being positive pressure, discharge outlet use rainbow in outlet air fan housing and air inlet fan housing
Constitutional balance air pressure is inhaled, can not also influence to drain, discharge outlet is connected to circulating water chennel, facilitates recycling, rationally utilizes money
Source, the heat exchange pipeline setting second solenoid valve and second gas flowmeter being connect with air cooling heat exchanger, facilitates monitoring, record and tune
It saves heat exchange pipeline and then accelerates cooling and shaping speed, the acceleration product cooling and shaping effect reached.
Split mold mechanism includes symmetrical mold, and snakelike cooling coil is evenly distributed in split mold mechanism, mould
Have side setting cooling media import and cooling media outlet, cooling media is cooling water or the compression snakelike cooler pan of cooling air
Inner fin is arranged along inside pipe wall in pipe, and inner fin is 2, and inner fin is to have protrusion screw thread cable architecture, 2 inner fins symmetrical along inner wall
Setting intersects, and the first screw thread cable architecture and the second threaded line structure function are that cooling media does not stop when passing through cooling water coil
Turn on the inside of impingement water coil, improves heat exchange efficiency.
Use example：Raw material is entered extruder from feeding structure, and accumulator is added between the barrel and head of extruder, due to
The parison of the hollow product of production is very big, is such as squeezed out slowly by extruder, and parison then will present serious drawdown caused by dead weight
It is irregular to form product longitudinal direction wall thickness for phenomenon.Simultaneously because of the length that finds time, so that parison temperature due to cooling is tided over low, can also influence to blow
Polymer amount, after setting accumulator is installed, fused materials are continuously squeezed into accumulator by extruder, when the material arrival of storage is a certain amount of
When, quickly material is once extruded by the binder installation of head, constitutes the parison that thickness is average, temperature is appropriate, parison enters mould
Have cooling device to mold, blow molding in air inlet rod structure insert type base, setting cooling structure is snakelike in equipment for cooling die
Cooling coil, hollow product complete one-step building, die sinking, and hollow product falls to that workbench is enterprising to pass through over except rim charge machine
Structure；
The hollow product of one-step building enters delivery mechanism after removal rim charge, and delivery mechanism includes delivery track and clamping machine
Structure, clamping device include clamping device and coldplate, and coldplate is connect with clamping device, cooling bath are arranged in coldplate, once
The hollow product of sizing hangs upside down product with middle pocket along delivery track from clamping device and is moved to subsequent processing, cooling simultaneously
Plate is contacted with hollow product side wall and is cooled down, and special duckbill structure is arranged above hollow container bottom, and setting is more on nozzle
A column type sprays stomata, meets aerodynamic principle effectively and reduces vapour lock when operation, improves cooling efficiency, duckbill structure and
The connection of cold air feed mechanism is compressed, reaches and accelerates part cooling purpose, cooled down while hollow container conveys, effectively
Production efficiency is improved, time production cycle is shortened, reduces production cost.
It is that cooling-water machine utilizes the remaining cooling capacity of cooling-water machine to compress the dry-air blast device in cold air feed mechanism, accelerates production
Product cooling and shaping, while wet air being discharged, it reducing surface and forms water droplet or water mist, it is ensured that product surface is smooth,
It improves product quality and production efficiency, so that the remaining cooling capacity of cooling-water machine is reused, effectively reduce production cost.
Compared with prior art, the technical program is using repeatedly sizing, the hollow appearance being blow molded after shaping equipment one-step building
Device is projecting to be placed on structure for conveying, is arranged special duckbill structure above hollow container bottom, cooling duckbilled include nozzle and
Multiple column types injection stomatas are arranged on nozzle for threaded connection section, meet aerodynamic principle effectively and reduces vapour lock when running,
Duckbill structure is connected to compression cold air, is reached and is accelerated part cooling purpose, is cooled down, had while hollow container conveys
Effect improves production efficiency, shortens time production cycle, reduces production cost.
An example of the present invention is described in detail above, but content is only presently preferred embodiments of the present invention, no
It can be believed to be used to limit the scope of the invention.Any changes and modifications in accordance with the scope of the present application,
It should still fall within the scope of the patent of the present invention.
Claims (4)
1. a kind of secondary shaping system of extrusion-blown modling, including blowing shaping equipment, delivery mechanism, secondary cooling shaping equipment, drive
Dynamic device, it is characterised in that the blowing shaping equipment, the delivery mechanism and the secondary cooling shaping equipment are set gradually
Connection, the secondary cooling shaping equipment are arranged above the delivery mechanism, the blowing shaping equipment, the delivery mechanism
It is connect with the driving device with the secondary cooling shaping equipment；
The blowing shaping equipment includes feeding structure, extruder, accumulator, head, equipment for cooling die and air inlet rod structure,
The feeding structure, the extruder, the accumulator, the head are sequentially connected, and the equipment for cooling die is arranged in institute
It states below head, for the air intake lever structure setting below the equipment for cooling die, the equipment for cooling die includes split
Mold mechanism, cooling structure, the cooling structure are arranged in the split mold mechanism, and the cooling structure is snakelike cooling
Coil pipe；
The delivery mechanism includes delivery track and clamping device, and the clamping device includes clamping device and coldplate, described
Coldplate is connect with the clamping device, and cooling bath is arranged in the coldplate；
The secondary cooling shaping equipment includes cooling duckbilled, cooling air head and compression cold air feed mechanism, and the compression is cold
Air feed mechanism and the cooling duckbilled connect and provide cooling air, the cooling air head setting on the table and with it is cold
But air source connects.
2. the secondary shaping system of a kind of extrusion-blown modling according to claim 1, it is characterised in that the split mold mechanism
Including symmetrical mold, the snakelike cooling coil is evenly distributed in the split mold mechanism, and the mold side is set
The cooling media import and cooling media outlet are set, the cooling media is cooling water or compression cooling air；
Cooling bath is set in the coldplate, cooling water or compression cooling air connection are set in the cooling bath；
The cooling duckbilled includes nozzle and threaded connection section, and multiple column type injection stomatas are arranged on the nozzle；
Compression cold air feed mechanism includes air blower, air inlet fan housing, air cooling heat exchanger, outlet air fan housing, dehumidifier, the first electromagnetism
Valve, first gas flowmeter and dry-air blast device, the air inlet fan housing and outlet air fan housing are respectively fixedly disposed at air cooling heat exchanger two
Side, the air inlet fan housing are connected to by pipeline with air blower, and the outlet air fan housing is connected to by pipeline with the dehumidifier, described
Dehumidifier is connect by pipeline with the cooling duckbilled, and the air inlet of the air blower is provided with deduster, the dry-air blast device
It is provided with heat exchange pipeline, the heat exchange pipeline is connect with the air cooling heat exchanger, and the cooling duckbilled is fixed with manipulator, described
The first solenoid valve and first gas flowmeter is arranged on the air supply duct of the dehumidifier in cooling duckbilled.
3. the secondary shaping system of a kind of extrusion-blown modling according to claim 2, it is characterised in that the dry-air blast device is cold
Water dispenser, the cooling-water machine are connect by the heat exchange pipeline with the air cooling heat exchanger, and the remaining cooling of the cooling-water machine is utilized
Ability provides cooling source.
4. the secondary shaping system of a kind of extrusion-blown modling according to claim 2, it is characterised in that the snakelike cooling coil
Inner fin is set along inside pipe wall, the inner fin is 2, and the inner fin is to have protrusion screw thread cable architecture, 2 inner fins
It is symmetrical arranged and intersects along inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786672.9A CN106239868B (en) | 2016-08-31 | 2016-08-31 | A kind of secondary shaping system of extrusion-blown modling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786672.9A CN106239868B (en) | 2016-08-31 | 2016-08-31 | A kind of secondary shaping system of extrusion-blown modling |
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| CN106239868A CN106239868A (en) | 2016-12-21 |
| CN106239868B true CN106239868B (en) | 2018-09-18 |
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| CN201610786672.9A Active CN106239868B (en) | 2016-08-31 | 2016-08-31 | A kind of secondary shaping system of extrusion-blown modling |
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|---|---|---|---|---|
| CN107234797A (en) * | 2017-06-16 | 2017-10-10 | 玉树华王投资有限公司 | Mobile portable formula blow moulding machine and its method of work |
| CN108127844A (en) * | 2017-12-21 | 2018-06-08 | 黄庆 | A kind of new energy vehicle controller production injection molding machine |
| CN110293664A (en) * | 2019-06-28 | 2019-10-01 | 山东通佳智能装备有限公司 | A kind of blow moulding machine and blow molding process |
| CN114506059B (en) * | 2022-01-25 | 2023-02-03 | 苏州金纬中空技术有限公司 | Double-layer head structure of single storage cylinder of blow molding machine |
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| Publication number | Publication date |
|---|---|
| CN106239868A (en) | 2016-12-21 |
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