CN109732877B - A energy-saving blow molding equipment that is used for preventing solidifying of plastic drum production - Google Patents
A energy-saving blow molding equipment that is used for preventing solidifying of plastic drum production Download PDFInfo
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- CN109732877B CN109732877B CN201910086330.XA CN201910086330A CN109732877B CN 109732877 B CN109732877 B CN 109732877B CN 201910086330 A CN201910086330 A CN 201910086330A CN 109732877 B CN109732877 B CN 109732877B
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Abstract
The invention relates to an anti-solidification energy-saving blow molding device for plastic barrel production, which comprises a base, an extruder, a blowing mechanism and two molds, wherein the blowing mechanism comprises a heating box, an air inlet pipe, an air outlet pipe, a blowing assembly and two heating assemblies, each heating assembly comprises a heating pipe, a first sealing plate, a lifting unit, an air conveying pipe, a second sealing plate, a return pipe and a spray head, hot air is circulated in cavities of the heating box and the molds through the blowing mechanism in the moving process of a parison, the parison is prevented from being pre-solidified by pre-condensation, heat is prevented from leaking out by circulating flow of the hot air, energy is saved, then the blowing pipe is extended into the parison for blowing, the parison is tightly leaned against the inner wall of the mold, the production of the plastic barrel is finished, and the parison is prevented from being solidified by heat preservation in the production process, the blow molding quality of the plastic barrel is guaranteed, and the practicability of the blow molding equipment is improved.
Description
Technical Field
The invention relates to the field of plastic barrel production equipment, in particular to anti-solidification energy-saving blow molding equipment for plastic barrel production.
Background
Blow molding, which is mainly referred to as hollow blow molding (also called blow molding), is a method of forming a hollow article from a hot-melt parison closed in a mold by means of gas pressure, and is a plastic molding method that is developed relatively rapidly. The mold for blow molding is only a female mold (also called a female mold), and compared with injection molding, the mold has the advantages of lower equipment cost, stronger adaptability, good plasticity, and capability of molding products with complex undulating curves (or shapes), so that various blow molding equipment is frequently used for manufacturing plastic barrels in industrial production.
When the existing blow molding equipment is used for manufacturing a plastic barrel, a certain amount of softened plastic is extruded by an extruder to form a parison, the parison is placed in a cavity formed by a mold, compressed air is injected into the cavity to ensure that the plastic parison is blown to cling to the inner wall of the mold, and the plastic barrel is obtained after cooling and demolding. In the production process, when the plastic parison with higher temperature is placed in the cavity, air must be injected into the parison rapidly, otherwise, the softened plastic parison is easy to be cooled and solidified, which is not beneficial to the blow molding in the later stage, and further influences the production of the plastic barrel, thereby reducing the practicability of the existing blow molding equipment.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the anti-solidification energy-saving blow molding equipment for producing the plastic barrels is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an anti-solidification energy-saving blow molding device for plastic barrel production comprises a base, an extruder, a blowing mechanism and two molds, wherein the extruder is fixed above the base, a display screen, a nozzle and a plurality of keys are arranged on the extruder, a PLC is arranged in the extruder, the display screen and the keys are electrically connected with the PLC, a moving mechanism is arranged below the molds, and the blowing mechanism is positioned on one side of the extruder;
the blowing mechanism comprises a heating box, a connecting block, an air inlet pipe, an air outlet pipe, a blowing assembly and two heating assemblies, the heating box is fixed on the extruder through the connecting block, the air inlet pipe and the air outlet pipe are respectively fixed above and below the heating box, a first valve and a second valve are respectively arranged in the air inlet pipe and the air outlet pipe, the blowing assembly is positioned below the heating box, a fan and a heating wire are arranged in the heating box, the fan, the heating wire, the first valve and the second valve are all electrically connected with the PLC, the two heating assemblies are respectively positioned on two sides of the heating box, and the heating assemblies correspond to the dies one by one;
the heating assembly comprises a heating pipe, a first sealing plate, a lifting unit, a gas pipe, a second sealing plate, a backflow pipe and a nozzle, one end of the heating pipe is communicated with the bottom of the heating box, the other end of the heating pipe is communicated with the gas pipe, the first sealing plate and the second sealing plate are fixed to the top end and the bottom end of the gas pipe respectively, a sealing opening is formed in the top of the mold, the first sealing plate and the second sealing plate are matched with the sealing opening, the nozzle is fixed to one side, close to the heating box, of the gas pipe, the bottom of the mold is communicated with the top of the heating box through the backflow pipe, a third valve and a fourth valve are arranged in the heating pipe and the heat pipe respectively, and the third valve and the fourth valve are all electrically connected with the PLC.
Preferably, in order to drive the mold to move, the moving mechanism comprises a moving block and two moving units, the moving block is fixed below the mold, the two moving units are respectively located below two ends of the moving block, the moving unit comprises a first motor and two idler wheels, the first motor is fixed below the moving block, the first motor is electrically connected with the PLC, the two idler wheels are respectively located on two sides of the first motor, and the first motor is in transmission connection with the idler wheels.
Preferably, in order to realize the stable movement of the moving block, a slide rail is arranged above the base, the slide rail is U-shaped, two ends of the slide rail are fixed above the base, and the moving block is sleeved on the slide rail.
Preferably, in order to blow air into the parison, the air blowing assembly comprises an air blowing pipe and two telescopic units, the air blowing pipe is sleeved at the bottom end of the air outlet pipe, the two telescopic units are respectively located on two sides of the air outlet pipe, each telescopic unit comprises a side plate, a second motor, a first connecting rod and a second connecting rod, the side plates are fixedly connected with the air blowing pipe, the second motors are fixed below the heating box and electrically connected with the PLC, the second motors are in transmission connection with the first connecting rods, and the first connecting rods are hinged to the side plates through the second connecting rods.
Preferably, in order to adjust the positions of the first sealing plate and the second sealing plate, the lifting unit comprises a third motor, a screw rod, a sleeve and a vertical rod, the third motor is fixed above the mold and is in transmission connection with the top end of the screw rod, the top end of the screw rod is arranged in the sleeve, a connection part of the sleeve and the screw rod is provided with a thread matched with the screw rod, the sleeve is fixedly connected with the vertical rod, and the vertical rod is fixed above the first sealing plate.
Preferably, in order to realize the smooth movement of the sleeve, one side of the sleeve, which is far away from the vertical rod, is provided with a limiting ring and a limiting rod, the limiting rod is fixed above the die, the limiting ring is sleeved on the limiting rod, and the limiting ring is fixedly connected with the sleeve.
Preferably, in order to prevent external dust from entering the heating box, a filter screen is arranged at the top end of the air inlet pipe, and the filter screen is conical.
The solidification-preventing energy-saving blow molding equipment for plastic barrel production has the advantages that in the parison moving process, hot air circulates in the heating box and the cavity of the mold through the blowing mechanism to prevent the parison from being pre-solidified, heat is prevented from leaking out through the circulating flow of the hot air to realize energy conservation, then the blowing pipe is stretched into the parison to blow, the parison is enabled to be tightly leaned against the inner wall of the mold, and therefore the production of the plastic barrel is completed.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of an anti-solidification energy-saving blow molding device for plastic bucket production, which is disclosed by the invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
in the figure: 1. the novel plastic extrusion die comprises a base, 2 an extruder, 3 a die, 4 a display screen, 5 a nozzle, 6 a key, 7 a heating box, 8 a connecting block, 9 an air inlet pipe, 10 an air outlet pipe, 11 a fan, 12 an electric heating wire, 13 a heating pipe, 14 a first sealing plate, 15 an air conveying pipe, 16 a second sealing plate, 17 a return pipe, 18 a spray head, 19 a moving block, 20 a first motor, 21 a roller, 22 a sliding rail, 23 an air blowing pipe, 24 a side plate, 25 a second motor, 26 a first connecting rod, 27 a second connecting rod, 28 a third motor, 29 a screw rod, 30 a sleeve, 31 a vertical rod, 32 a limiting ring, 33 a limiting rod and 34 a filter screen.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, an anti-solidification energy-saving blow molding device for plastic barrel production comprises a base 1, an extruder 2, a blowing mechanism and two molds 3, wherein the extruder 2 is fixed above the base 1, the extruder 2 is provided with a display screen 4, a nozzle 5 and a plurality of keys 6, the extruder 2 is internally provided with a PLC, the display screen 4 and the keys 6 are electrically connected with the PLC, a moving mechanism is arranged below the molds 3, and the blowing mechanism is positioned at one side of the extruder 2;
when the blow molding equipment is used, an operator operates through a key 6 control device on an extruder 2 mechanism, the moving mechanism drives a mold 3 to move, a cavity formed by two molds 3 is located below a nozzle 5 of the extruder 2, a parison is downwards sprayed through the nozzle 5, the parison is located in the cavity formed by the molds 3, the moving mechanism drives the mold 3 to move, air is blown into the cavity through an air blowing mechanism, the plastic parison is blown to be tightly attached to the inner wall of the mold 3, and the plastic barrel is obtained through cooling and demolding.
As shown in fig. 1-2, the air blowing mechanism includes a heating box 7, a connecting block 8, an air inlet pipe 9, an air outlet pipe 10, an air blowing assembly and two heating assemblies, the heating box 7 is fixed on the extruder 2 through the connecting block 8, the air inlet pipe 9 and the air outlet pipe 10 are respectively fixed above and below the heating box 7, a first valve and a second valve are respectively arranged in the air inlet pipe 9 and the air outlet pipe 10, the air blowing assembly is located below the heating box 7, a fan 11 and an electric heating wire 12 are arranged in the heating box 7, the fan 11, the electric heating wire 12, the first valve and the second valve are electrically connected with the PLC, the two heating assemblies are respectively located at two sides of the heating box 7, and the heating assemblies correspond to the dies 3 one to one;
the heating assembly comprises a heating pipe 13, a first sealing plate 14, a lifting unit, a gas pipe 15, a second sealing plate 16, a return pipe 17 and a spray head 18, one end of the heating pipe 13 is communicated with the bottom of the heating box 7, the other end of the heating pipe 13 is communicated with the gas pipe 15, the first sealing plate 14 and the second sealing plate 16 are respectively fixed at the top end and the bottom end of the gas pipe 15, a sealing opening is formed in the upper portion of the mold 3, the first sealing plate 14 and the second sealing plate 16 are both matched with the sealing opening, the spray head 18 is fixed on one side, close to the heating box 7, of the gas pipe 15, the bottom of the mold 3 is communicated with the top of the heating box 7 through the return pipe 17, a third valve and a fourth valve are respectively arranged in the heating pipe 13 and the heat pipe, and the third valve and the fourth valve are both electrically.
After the nozzle 5 injects plastic parison into the cavity, before the parison moves to the lower part of the blowing pipe 23, in order to avoid the solidification of high-temperature softened plastic in the cavity due to cooling, the PLC controls the closing of a first valve in the air inlet pipe 9 and a second valve in the air outlet pipe 10, simultaneously opens a third valve in the heating pipe 13 and a fourth valve in the return pipe 17, then the PLC controls the starting of the fan 11 and energizes the heating wire 12, the fan 11 generates airflow after starting, the airflow conveys air into the air conveying pipe 15 through the heating pipe 13, then the cold air enters the heating box 7 through the nozzle 18, then the air in the heating box 7 is conveyed into the air conveying pipe 15 through the heating pipe 13, thus realizing the air circulation flow, when the air is in contact with the heating wire 12, because the energization temperature of the heating wire 12 rises, the heating wire 12 transfers heat to the air, so that the temperature of the air increases, air is heated and is conveyed into a cavity formed by the two molds 3 through the air conveying pipe 15 and the spray head 18, so that the temperature inside the cavity is raised, the softened plastic parison is prevented from being solidified when meeting the condensation, the circularly flowing air is heated by the electric heating wire 12 through the circular convection of the air, and the heat is prevented from being radiated to the outside, thereby not only realizing the heat preservation effect on the parison, but also realizing the energy-saving effect of the equipment by preventing the heat from leaking out, after the moving mechanism drives the molds 3 to move to the lower part of the air outlet pipe 10, the PLC controls the closing of the third valve and the fourth valve, simultaneously the first valve and the second valve in the air inlet pipe 9 are opened, then the air blowing component extends into the parison, the fan 11 keeps rotating, so that the outside air continuously enters the heating box 7, and the air in the heating box 7 enters the parison through the air outlet pipe 10 and the air blowing component and acts on the inner wall of the parison, make the parison hug closely on the inner wall of mould 3, lifting unit starts simultaneously, drives first closing plate 14 and upwards removes for second closing plate 16 upwards removes and blocks up behind the sealing piece, and the parison that is convenient for receive to blow hugs closely on the inner wall of mould 3, and then the cooling of stewing makes the parison solidify the back, can make the plastic drum, and rethread moving mechanism makes two moulds 3 part, thereby makes things convenient for operating personnel to take off the shaping plastic drum in the die cavity.
As shown in fig. 1, the moving mechanism includes a moving block 19 and two moving units, the moving block 19 is fixed below the mold 3, the two moving units are respectively located below two ends of the moving block 19, the moving unit includes a first motor 20 and two rollers 21, the first motor 20 is fixed below the moving block 19, the first motor 20 is electrically connected to the PLC, the two rollers 21 are respectively located at two sides of the first motor 20, and the first motor 20 is in transmission connection with the rollers 21.
The PLC controls the first motor 20 to start, and the rollers 21 on the two sides are driven to roll above the base 1, so that the moving block 19 is driven to move, and the movement of the die 3 fixed above the moving block 19 is realized.
Preferably, in order to realize the smooth movement of the moving block 19, a slide rail 22 is arranged above the base 1, the slide rail 22 is U-shaped, two ends of the slide rail 22 are fixed above the base 1, and the moving block 19 is sleeved on the slide rail 22. The moving direction of the moving block 19 is fixed by a slide rail 22 fixed to the base 1, so that the moving block 19 moves smoothly when the roller 21 rotates on the base 1.
As shown in fig. 2, the air blowing assembly comprises an air blowing pipe 23 and two telescopic units, the air blowing pipe is sleeved at the bottom end of the air outlet pipe 10, the two telescopic units are respectively located at two sides of the air outlet pipe 10, each telescopic unit comprises a side plate 24, a second motor 25, a first connecting rod 26 and a second connecting rod 27, the side plate 24 is fixedly connected with the air blowing pipe 23, the second motor 25 is fixed below the heating box 7, the second motor 25 is electrically connected with the PLC, the second motor 25 is in transmission connection with the first connecting rod 26, and the first connecting rod 26 is hinged to the side plate 24 through the second connecting rod 27.
After the plastic parison moves to the lower part of the blowing assembly, a second motor 25 in the PLC control telescopic unit is started to drive a first connecting rod 26 to rotate, the first connecting rod 26 acts on the side plate 24 through a second connecting rod 27, the side plate 24 moves downwards, and then the blowing pipe 23 is driven to move downwards into the parison, after the electric fan is started, generated air flow enters the blowing pipe 23 from the heating box 7 through the air outlet pipe 10, and then the air flow is blown into the parison through the blowing pipe 23, so that the plastic barrel is produced after the parison expands and contacts with the inside of the mold 3.
Preferably, in order to adjust the positions of the first sealing plate 14 and the second sealing plate 16, the lifting unit includes a third motor 28, a screw 29, a sleeve 30 and a vertical rod 31, the third motor 28 is fixed above the mold 3, the third motor 28 is in transmission connection with the top end of the screw 29, the top end of the screw 29 is arranged in the sleeve 30, a connection part of the sleeve 30 and the screw 29 is provided with a thread matched with the screw 29, the sleeve 30 is fixedly connected with the vertical rod 31, and the vertical rod 31 is fixed above the first sealing plate 14.
After air needs to be injected into the parison, the lifting unit is started, the PLC controls the third motor 28 to be started to drive the screw rod 29 to rotate, the screw rod 29 acts on the sleeve 30 through threads, the sleeve 30 moves along the axis of the screw rod 29, and then the vertical rod 31 is driven to move, so that the vertical rod 31 drives the first sealing plate 14 to move upwards to be separated from the sealing opening of the mold 3, and meanwhile, the second sealing plate 16 blocks the sealing opening of the mold 3.
Preferably, in order to realize the smooth movement of the sleeve 30, a limiting ring 32 and a limiting rod 33 are arranged on one side of the sleeve 30, which is far away from the vertical rod 31, the limiting rod 33 is fixed above the mold 3, the limiting ring 32 is sleeved on the limiting rod 33, and the limiting ring 32 is fixedly connected with the sleeve 30. The moving direction of the limiting ring 32 is fixed by the limiting rod 33, and when the sleeve 30 drives the limiting ring 32 to move, the moving direction of the sleeve 30 is fixed because the moving direction of the limiting ring 32 is fixed.
Preferably, in order to prevent external dust from entering the heating box 7, the top end of the air inlet pipe 9 is provided with a filter 34, and the filter 34 is conical in shape. Prevent through filter screen 34 that the dust in the outside air from along with the air current gets into in heating cabinet 7, influencing the production quality of plastic drum, filter screen 34 adopts conical design, conveniently sweeps the dust on filter screen 34, is convenient for keep the circulation of air.
When the blow molding equipment runs, after softened high-temperature parison is injected into the cavity of the mold 3, the PLC controls the fan 11 and the heating wire 12 in the heating box 7 to start, air is heated, the air is sprayed out from the spray head 18 through the heating pipe 13 and the air pipe 15 and is conveyed into the cavity, the temperature inside the cavity is raised, the parison is prevented from being cooled and solidified, meanwhile, the air enters the heating box 7 through the return pipe 17 to be heated again, hot air flows in the cavity in a circulating manner, the heat preservation effect is ensured, meanwhile, heat is prevented from leaking, energy conservation is realized, after the parison is moved to the lower part of the air outlet pipe 10, the air blowing pipe 23 extends into the parison through the telescopic unit, the fan 11 is convenient to start to inject the air into the softened parison, after the parison is tightly attached to the inner wall of the mold 3, and the plastic barrel is prepared through cooling.
Compared with the prior art, this an energy-saving blow molding equipment that is used for solidification of preventing of plastic drum production removes the in-process at the parison, make hot-air circulation flow in the die cavity of heating cabinet 7 and mould 3 through the mechanism of blowing, it is solid to prevent the parison pre-condensation, and flow through hot-air circulation, prevent that the heat from leaking, realize energy-conservation, then stretch into gas blow pipe 23 in the parison and blow, make the parison closely lean on the inner wall of mould 3, thereby the production of plastic drum has been accomplished, because avoid the parison to solidify through keeping warm in the production process, the blowing quality of plastic drum has been guaranteed, the practicality of this blow molding equipment has been improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. The energy-saving blow molding equipment for solidification prevention in plastic barrel production is characterized by comprising a base (1), an extruder (2), a blowing mechanism and two molds (3), wherein the extruder (2) is fixed above the base (1), the extruder (2) is provided with a display screen (4), a nozzle (5) and a plurality of keys (6), the extruder (2) is internally provided with a PLC (programmable logic controller), the display screen (4) and the keys (6) are electrically connected with the PLC, the lower part of the mold (3) is provided with a moving mechanism, and the blowing mechanism is positioned on one side of the extruder (2);
the blowing mechanism comprises a heating box (7), a connecting block (8), an air inlet pipe (9), an air outlet pipe (10), a blowing assembly and two heating assemblies, wherein the heating box (7) is fixed on the extruder (2) through the connecting block (8), the air inlet pipe (9) and the air outlet pipe (10) are respectively fixed above and below the heating box (7), a first valve and a second valve are respectively arranged in the air inlet pipe (9) and the air outlet pipe (10), the blowing assembly is positioned below the heating box (7), a fan (11) and an electric heating wire (12) are arranged in the heating box (7), the fan (11), the electric heating wire (12), the first valve and the second valve are electrically connected with the PLC, the two heating assemblies are respectively positioned on two sides of the heating box (7), and the heating assemblies correspond to the dies (3) one by one;
the heating assembly comprises a heating pipe (13), a first sealing plate (14), a lifting unit, a gas pipe (15), a second sealing plate (16), a return pipe (17) and a spray head (18), one end of the heating pipe (13) is communicated with the bottom of the heating box (7), the other end of the heating pipe (13) is communicated with the gas pipe (15), the first sealing plate (14) and the second sealing plate (16) are respectively fixed at the top end and the bottom end of the gas pipe (15), a sealing opening is arranged above the die (3), the first sealing plate (14) and the second sealing plate (16) are both matched with the sealing opening, the spray head (18) is fixed at one side of the gas pipe (15) close to the heating box (7), the bottom of the die (3) is communicated with the top of the heating box (7) through the return pipe (17), a third valve and a fourth valve are respectively arranged in the heating pipe (13) and the heat pipe, the third valve and the fourth valve are electrically connected with the PLC;
the blowing assembly comprises a blowing pipe (23) and two telescopic units, the blowing pipe (23) is sleeved at the bottom end of the air outlet pipe (10), the two telescopic units are respectively positioned at two sides of the air outlet pipe (10), each telescopic unit comprises a side plate (24), a second motor (25), a first connecting rod (26) and a second connecting rod (27), the side plates (24) are fixedly connected with the blowing pipe (23), the second motors (25) are fixed below the heating box (7), the second motors (25) are electrically connected with the PLC, the second motors (25) are in transmission connection with the first connecting rods (26), and the first connecting rods (26) are hinged with the side plates (24) through the second connecting rods (27);
the moving mechanism comprises a moving block (19) and two moving units, the moving block (19) is fixed below the die (3), the two moving units are respectively located below two ends of the moving block (19), each moving unit comprises a first motor (20) and two idler wheels (21), the first motor (20) is fixed below the moving block (19), the first motor (20) is electrically connected with the PLC, the two idler wheels (21) are respectively located on two sides of the first motor (20), and the first motor (20) is in transmission connection with the idler wheels (21).
2. The energy-saving blow molding device for the production of plastic barrels for preventing solidification as claimed in claim 1, wherein a slide rail (22) is arranged above the base (1), the slide rail (22) is U-shaped, two ends of the slide rail (22) are fixed above the base (1), and the moving block (19) is sleeved on the slide rail (22).
3. The energy-saving blow molding device for the production of plastic barrels for preventing solidification as claimed in claim 1, wherein the lifting unit comprises a third motor (28), a screw rod (29), a sleeve (30) and a vertical rod (31), the third motor (28) is fixed above the mold (3), the third motor (28) is in transmission connection with the top end of the screw rod (29), the top end of the screw rod (29) is arranged in the sleeve (30), the joint of the sleeve (30) and the screw rod (29) is provided with a thread matched with the screw rod (29), the sleeve (30) is fixedly connected with the vertical rod (31), and the vertical rod (31) is fixed above the first sealing plate (14).
4. The anti-solidification energy-saving blow molding equipment for plastic bucket production according to claim 3, wherein one side of the sleeve (30) far away from the vertical rod (31) is provided with a limiting ring (32) and a limiting rod (33), the limiting rod (33) is fixed above the mold (3), the limiting ring (32) is sleeved on the limiting rod (33), and the limiting ring (32) is fixedly connected with the sleeve (30).
5. The energy-saving blow molding device for the production of plastic barrels for preventing solidification according to claim 1, wherein the top end of the air inlet pipe (9) is provided with a filter screen (34), and the filter screen (34) is conical in shape.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910086330.XA CN109732877B (en) | 2019-01-29 | 2019-01-29 | A energy-saving blow molding equipment that is used for preventing solidifying of plastic drum production |
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| CN201910086330.XA CN109732877B (en) | 2019-01-29 | 2019-01-29 | A energy-saving blow molding equipment that is used for preventing solidifying of plastic drum production |
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| CN109732877A CN109732877A (en) | 2019-05-10 |
| CN109732877B true CN109732877B (en) | 2021-03-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0592473A (en) * | 1991-08-14 | 1993-04-16 | Showa Denko Kk | Blow molding method |
| CN206733573U (en) * | 2017-05-27 | 2017-12-12 | 张家港市天江精密模具制造有限公司 | A kind of blow molding mould of Plastic Drum with handles |
| CN107866962A (en) * | 2017-12-19 | 2018-04-03 | 青岛益丰中润塑料机械有限公司 | A kind of large-scale bung leveling unit of blow moulding machine |
| EP3352966A1 (en) * | 2015-09-23 | 2018-08-01 | Lanfranchi S.r.l. | Apparatus and method for the manufacture of a large-size container |
| CN108748957A (en) * | 2018-08-07 | 2018-11-06 | 苏州同大机械有限公司 | The cooling device of blow moulding machine blow molding plastic barrel |
| CN108859069A (en) * | 2018-06-12 | 2018-11-23 | 青岛润福达智能设备有限公司 | A kind of ton of bucket is blow molded self-test automatic assembly line |
| CN109203424A (en) * | 2018-10-10 | 2019-01-15 | 昆明博效包装材料有限公司 | A kind of plastic extrusion blowing blow moulding machine of segmented movable block pc barrel die |
-
2019
- 2019-01-29 CN CN201910086330.XA patent/CN109732877B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0592473A (en) * | 1991-08-14 | 1993-04-16 | Showa Denko Kk | Blow molding method |
| EP3352966A1 (en) * | 2015-09-23 | 2018-08-01 | Lanfranchi S.r.l. | Apparatus and method for the manufacture of a large-size container |
| CN206733573U (en) * | 2017-05-27 | 2017-12-12 | 张家港市天江精密模具制造有限公司 | A kind of blow molding mould of Plastic Drum with handles |
| CN107866962A (en) * | 2017-12-19 | 2018-04-03 | 青岛益丰中润塑料机械有限公司 | A kind of large-scale bung leveling unit of blow moulding machine |
| CN108859069A (en) * | 2018-06-12 | 2018-11-23 | 青岛润福达智能设备有限公司 | A kind of ton of bucket is blow molded self-test automatic assembly line |
| CN108748957A (en) * | 2018-08-07 | 2018-11-06 | 苏州同大机械有限公司 | The cooling device of blow moulding machine blow molding plastic barrel |
| CN109203424A (en) * | 2018-10-10 | 2019-01-15 | 昆明博效包装材料有限公司 | A kind of plastic extrusion blowing blow moulding machine of segmented movable block pc barrel die |
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| CN109732877A (en) | 2019-05-10 |
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