CN109571914B - Blow molding device with temperature control function - Google Patents
Blow molding device with temperature control function Download PDFInfo
- Publication number
- CN109571914B CN109571914B CN201910086972.XA CN201910086972A CN109571914B CN 109571914 B CN109571914 B CN 109571914B CN 201910086972 A CN201910086972 A CN 201910086972A CN 109571914 B CN109571914 B CN 109571914B
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- motor
- blowing pipe
- lifting plate
- blow molding
- temperature control
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- Expired - Fee Related
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- 238000000071 blow moulding Methods 0.000 title claims abstract description 26
- 238000007664 blowing Methods 0.000 claims abstract description 55
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 241000258971 Brachiopoda Species 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000008093 supporting effect Effects 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 2
- 239000000314 lubricant Substances 0.000 claims 1
- 230000000712 assembly Effects 0.000 abstract description 7
- 238000000429 assembly Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010137 moulding (plastic) Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Classifications
-
- 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
- B29C49/6409—Thermal conditioning of preforms
- B29C49/6418—Heating of preforms
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
The invention relates to a blow molding device with a temperature control function, which comprises a base, a controller, a compressor, an air blowing pipe, a lifting plate, a rotating assembly, two support plates, two molding assemblies and four cylinders, the molding assembly comprises a translation unit and a mold, notches are arranged on two sides of the lower part of the air blowing pipe, a heating assembly is arranged in the notch, the heating assembly comprises a lamp shell, an infrared lamp tube, a first motor and two driving units, the blow molding device with the temperature control function utilizes the infrared lamp tube in the heating component to irradiate infrared rays for heating after the blowing tube extends into the parison, meanwhile, the rotating assembly drives the heating pipe to rotate, so that the parison is uniformly heated and kept in a softened state, compressed air conveniently enters the cavity to drive the cavity to expand to the inner wall of the mold, the plastic barrel is guaranteed to be produced smoothly, and then the parison is cooled and cooled to obtain the plastic barrel.
Description
Technical Field
The invention relates to the field of plastic barrel production equipment, in particular to a blow molding device with a temperature control function.
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 blow molding device with the temperature control function is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a blow molding device with a temperature control function comprises a base, a controller, a compressor, an air blowing pipe, a lifting plate, a rotating assembly, two support plates, two molding assemblies and four air cylinders, wherein the two support plates are respectively fixed above two ends of the base, the controller is fixed at the top end of one of the support plates, a PLC is arranged in the controller, the support plates correspond to the molding assemblies one by one, the molding assemblies comprise a translation unit and a mold, the translation unit is in transmission connection with the mold, the four air cylinders are respectively positioned below four corners of the lifting plate, a cylinder body of each air cylinder is fixed on the base, the top end of an air rod of each air cylinder is fixed below the lifting plate, the lifting plate is provided with a through hole, the air blowing pipe is positioned on the inner side of the through hole, the periphery of the air blowing pipe is in sealing connection with the inner wall of the through hole, and the, the rotating assembly is positioned above the lifting plate, the rotating assembly is in transmission connection with the air blowing pipe, and the compressor and the air cylinder are both electrically connected with the PLC;
the utility model discloses a gas blowing pipe, including gas blowing pipe, infrared fluorescent tube, drive block, screw rod, drive block, screw rod, PLC, be equipped with heating element in the notch, heating element includes lamp body, infrared fluorescent tube, first motor and two drive unit, first motor and infrared fluorescent tube all are connected with the PLC electricity, and two drive unit are located the top and the below of first motor respectively, drive unit includes bearing, lead screw, drive block and branch, first motor and bearing all fix the intraoral bottom in notch, first motor is connected with the one end transmission of lead screw, the other end setting of lead screw is in the bearing, the drive block cover is established on the lead screw, the junction with the lead screw of drive block is equipped with the screw thread that matches with the lead screw, the drive block supports and leans on the intraoral bottom in notch, the drive.
Preferably, in order to drive the mold to move, the translation unit comprises a second motor, a first connecting rod and a second connecting rod, the second motor is fixed on the support plate and electrically connected with the PLC, the second motor is in transmission connection with the first connecting rod, and the first connecting rod is hinged to the mold through the second connecting rod.
Preferably, in order to assist the mold to move stably, a supporting block is arranged below the mold, a sliding plate is arranged between the two support plates, and the supporting block is sleeved on the sliding plate.
Preferably, in order to drive the blowing pipe to rotate, the rotating assembly comprises a conveying belt, a third motor and a driving wheel, the third motor is fixed above the lifting plate and electrically connected with the PLC, the third motor is in transmission connection with the driving wheel, and the driving wheel is connected with the blowing pipe through the conveying belt.
Preferably, in order to assist the air blowing pipe to rotate stably, a plurality of supports are arranged on the periphery of the upper portion of the air blowing pipe, a sliding block is arranged at one end, far away from the air blowing pipe, of each support, an annular sliding way is arranged above the lifting plate, each sliding way is a dovetail groove and is fixed above the lifting plate, and each sliding block is connected with the corresponding sliding way in a sliding mode.
Preferably, in order to reduce friction to which the blowpipe rotates, the inside of the through hole is coated with lubricating oil.
The blow molding device with the temperature control function has the advantages that after the blowing pipe extends into the parison, the infrared lamp tube in the heating assembly is used for irradiating infrared rays for heating, meanwhile, the rotating assembly drives the heating pipe to rotate, so that the parison is uniformly heated and kept in a softened state, compressed air conveniently enters the cavity to drive the cavity to expand to the inner wall of the mold, the plastic barrel is ensured to be produced smoothly, and then the parison is cooled to obtain the plastic barrel.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a blow molding device with temperature control function according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
in the figure: 1. the automatic control device comprises a base, 2 parts of a controller, 3 parts of a compressor, 4 parts of an air blowing pipe, 5 parts of a lifting plate, 6 parts of a support plate, 7 parts of an air cylinder, 8 parts of a mold, 9 parts of a lamp shell, 10 parts of an infrared lamp tube, 11 parts of a first motor, 12 parts of a bearing, 13 parts of a screw rod, 14 parts of a driving block, 15 parts of a support rod, 16 parts of a second motor, 17 parts of a first connecting rod, 18 parts of a second connecting rod, 19 parts of a support block, 20 parts of a sliding plate, 21 parts of a conveyor belt, 22 parts of a third motor, 23 parts of a driving wheel, 24 parts of a support.
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 figure 1, a blow molding device with a temperature control function comprises a base 1, a controller 2, a compressor 3, an air blowing pipe 4, a lifting plate 5, a rotating assembly, two support plates 6, two forming assemblies and four cylinders 7, wherein the two support plates 6 are respectively fixed above two ends of the base 1, the controller 2 is fixed at the top end of one of the support plates 6, the support plates 6 are in one-to-one correspondence with the forming assemblies, each forming assembly comprises a translation unit and a mold 8, the translation unit is in transmission connection with the mold 8, the four cylinders 7 are respectively positioned below four corners of the lifting plate 5, a cylinder body of each cylinder 7 is fixed on the base 1, the top end of an air rod of each cylinder 7 is fixed below the lifting plate 5, a through hole is formed in the lifting plate 5, the air blowing pipe 4 is positioned at the inner side of the through hole, the periphery of the air blowing pipe 4 is in sealing connection with the inner wall of the through hole, the compressor 3 is fixed at the top end of the air blowing pipe 4, the rotating assembly is positioned above the lifting plate 5, the rotating assembly is in transmission connection with the air blowing pipe 4, and both the compressor 3 and the air cylinder 7 are electrically connected with the PLC;
notches are formed in two sides of the lower portion of the gas blow pipe 4, heating assemblies are arranged in the notches, each heating assembly comprises a lamp shell 9, an infrared lamp tube 10, a first motor 11 and two driving units, the first motor 11 and the infrared lamp tube 10 are electrically connected with a PLC, the two driving units are respectively located above and below the first motor 11, each driving unit comprises a bearing 12, a lead screw 13, a driving block 14 and a supporting rod 15, the first motor 11 and the bearing 12 are both fixed to the bottom in the notches, the first motor 11 is in transmission connection with one end of the lead screw 13, the other end of the lead screw 13 is arranged in the bearing 12, the driving block 14 is sleeved on the lead screw 13, threads matched with the lead screw 13 are arranged at the connecting portion of the driving block 14 and the lead screw 13, the driving block 14 abuts against the bottom in the notches, the driving block 14 is hinged to the lamp shell 9 through the supporting rods 15, the infrared lamp tube 10 is positioned at the inner side of the lamp housing 9.
When the blow molding device is used for producing plastic barrels, an operator operates equipment through the controller 2 to operate, the translation unit drives the molds 8 to move, so that the two molds 8 are separated, softened plastic parisons are conveniently placed between the two molds 8, then the movement unit drives the molds 8 to move, the two molds 8 are close to each other and move to form cavities, the plastic parisons are positioned in the cavities, then the translation unit drives the molds 8 to move, after the parisons move to the lower part of the blowing pipes 4, the PLC controls the cylinders 7 to be started, the air pressure in the cylinders of the cylinders 7 is reduced, the air rods of the cylinders 7 drive the lifting plates 5 to move downwards, so that the blowing pipes 4 are driven to move downwards and extend into the parisons, then the PLC controls the compressor 3 to be started, external air is sucked to be compressed, compressed air is injected into the parisons through the blowing pipes 4, and the parisons are prevented from being, the temperature in the parison is adjusted through a heating component in the notch, the parison is heated, so that the parison is kept warm and is in a softened state, compressed air conveniently acts in the parison, when the heating component operates, a PLC controls a first motor 11 to start to drive lead screws 13 on two sides to rotate under the supporting action of a bearing 12, the lead screws 13 act on a driving block 14 through threads, the driving block 14 moves along the axis of the lead screws 13, then a lamp shell 9 is driven to move through a support rod 15, the position of an infrared lamp tube 10 is changed, then the PLC controls the infrared lamp tube 10 to emit light, infrared rays are emitted to the inner wall of the parison to heat, so that the parison is heated, the softened state is kept, the compressed air conveniently blown out by the blowing tube 4 acts on the parison to expand the parison, in order to uniformly heat the parison, the rotating component is started to drive the blowing tube 4 to rotate, make infrared lamp 10 rotate along the axis of gas blow pipe 4 inside the parison, be convenient for evenly shine the parison, make parison thermally equivalent, make things convenient for compressed air to act on the parison, make the parison paste on the inner wall of mould 8 after, can the shaping through the cooling, then translation unit drives mould 8 and removes, makes two moulds 8 part each other, can acquire fashioned plastic drum.
As shown in fig. 1, the translation unit includes a second motor 16, a first link 17 and a second link 18, the second motor 16 is fixed on the support plate 6, the second motor 16 is electrically connected to the PLC, the second motor 16 is in transmission connection with the first link 17, and the first link 17 is hinged to the mold 8 through the second link 18. The PLC controls the second motor 16 to start, drives the first connecting rod 17 to rotate, and the first connecting rod 17 acts on the mold 8 through the second connecting rod 18, so that the mold 8 is driven to move.
Preferably, in order to assist the mold 8 to move stably, a supporting block 19 is arranged below the mold 8, a sliding plate 20 is arranged between the two support plates 6, and the supporting block 19 is sleeved on the sliding plate 20. The position of the slide plate 20 is fixed by the two fixed support plates 6, so that the moving direction of the support block 19 is fixed, and the stable movement of the mold 8 is realized because the support block 19 is fixed below the mold 8.
Preferably, in order to drive the blowing pipe 4 to rotate, the rotating assembly comprises a conveyor belt 21, a third motor 22 and a driving wheel 23, the third motor 22 is fixed above the lifting plate 5, the third motor 22 is electrically connected with the PLC, the third motor 22 is in transmission connection with the driving wheel 23, and the driving wheel 23 is connected with the blowing pipe 4 through the conveyor belt 21. The PLC controls the third motor 22 to start, drives the driving wheel 23 to rotate, the driving wheel 23 acts on the conveyor belt 21, so that the conveyor belt 21 rotates, the conveyor belt 21 drives the air blowing pipe 4 to rotate, and the irradiation position of the lamp tube is adjusted.
Preferably, in order to assist the blowing pipe 4 to rotate stably, a plurality of brackets 24 are arranged on the periphery of the upper part of the blowing pipe 4, a sliding block 25 is arranged at one end of each bracket 24, which is far away from the blowing pipe 4, an annular sliding way 26 is arranged above the lifting plate 5, the sliding way 26 is a dovetail groove, the sliding way 26 is fixed above the lifting plate 5, and the sliding block 25 is connected with the sliding way 26 in a sliding manner. The sliding block 25 is fixedly connected with the air blowing pipe 4 through the support 24, the rotating track of the sliding block 25 is fixed by the annular sliding way 26 at the fixed position, the sliding block 25 cannot be separated from the sliding way 26 because the sliding way 26 is a dovetail groove, and meanwhile, the sliding block 25 is fixedly connected with the air blowing pipe 4 through the support 24, so that the stable rotation of the air blowing pipe 4 is ensured.
Preferably, the inside of the through hole is coated with a lubricating oil in order to reduce friction against the rotation of the blow pipe 4. The friction between the periphery of the air blowing pipe 4 and the inner wall of the through hole is reduced through lubricating oil, so that the air blowing pipe 4 can rotate conveniently.
When the blow molding device is used, the translation unit drives the molds 8 to move, the two molds 8 are separated and then put into a softened plastic parison, the molds 8 are moved close to each other, the parison is taken to the lower part of the blowing tube 4, the lifting plate 5 is driven to move downwards through the air cylinder 7, the blowing tube 4 is enabled to extend into the parison and blow air into the parison, the first motor 11 acts on the driving units at the two sides to drive the lamp shell 9 to move out of the notch during blowing air, the position of the infrared lamp tube 10 is changed, the infrared lamp tube 10 is utilized to emit infrared rays for radiation heating, the parison is enabled to be kept in a high-temperature softened state, meanwhile, the rotating assembly drives the blowing tube 4 to rotate, the infrared lamp tube 10 rotates along the axis of the blowing tube 4 to uniformly irradiate the parison, the parison is enabled to be uniformly heated, the parison is enabled to be kept in a softened state, air blown out by the blowing tube, so that the parison is shaped under the action of the mould 8, thus completing the production of the plastic tub.
Compared with the prior art, this blowing device with control by temperature change function utilizes infrared lamp tube 10 among the heating element to shine the infrared ray and heats in gas blow pipe 4 stretches into the parison, and rotating assembly drives the heating pipe rotation simultaneously for parison thermally equivalent keeps the state of softening, and the compressed air of being convenient for gets into on the inner wall of mould 8 is expanded to the drive die cavity in the die cavity, guarantees that plastic drum production goes on smoothly, and then parison cooling can make the plastic drum.
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 (6)
1. A blow molding device with a temperature control function comprises a base (1), an air blowing pipe (4) and two molding components, wherein each molding component comprises a translation unit and a mold (8), and is characterized by further comprising a controller (2), a compressor (3), a lifting plate (5), a rotating component, two support plates (6) and four cylinders (7), the two support plates (6) are respectively fixed above two ends of the base (1), the controller (2) is fixed at the top end of one of the support plates (6), a PLC is arranged in the controller (2), the support plates (6) correspond to the molding components one by one, the translation units are in transmission connection with the molds (8), the four cylinders (7) are respectively positioned below four corners of the lifting plate (5), cylinder bodies of the cylinders (7) are fixed on the base (1), and the top ends of air rods of the cylinders (7) are fixed below the lifting plate (5), the lifting plate (5) is provided with a through hole, the air blowing pipe (4) is positioned on the inner side of the through hole, the periphery of the air blowing pipe (4) is hermetically connected with the inner wall of the through hole, the compressor (3) is fixed at the top end of the air blowing pipe (4), the rotating assembly is positioned above the lifting plate (5), the rotating assembly is in transmission connection with the air blowing pipe (4), and both the compressor (3) and the air cylinder (7) are electrically connected with the PLC;
notches are formed in two sides of the lower portion of the gas blow pipe (4), a heating assembly is arranged in each notch and comprises a lamp shell (9), an infrared lamp tube (10), a first motor (11) and two driving units, the first motor (11) and the infrared lamp tube (10) are electrically connected with a PLC, the two driving units are respectively located above and below the first motor (11), each driving unit comprises a bearing (12), a screw rod (13), a driving block (14) and a supporting rod (15), the first motor (11) and the bearing (12) are both fixed to the bottom in each notch, the first motor (11) is in transmission connection with one end of the screw rod (13), the other end of the screw rod (13) is arranged in the bearing (12), the driving block (14) is sleeved on the screw rod (13), and a connecting portion of the driving block (14) and the screw rod (13) is provided with threads matched with the screw rod (13), the driving block (14) is abutted against the bottom in the notch, the driving block (14) is hinged with the lamp shell (9) through a support rod (15), and the infrared lamp tube (10) is positioned on the inner side of the lamp shell (9);
the mould (8) is driven to move through the translation unit, softened plastic blanks are placed into the two moulds (8) after the two moulds are separated, then the moulds (8) are close to and move, the blanks are brought to the lower part of the air blowing pipe (4), the lifting plate (5) is driven to move downwards through the air cylinder (7), the air blowing pipe (4) is made to stretch into the blanks and blow air into the blanks, the first motor (11) acts on the driving units on the two sides while blowing air, the lamp shell (9) is driven to move out of the notch, the position of the infrared lamp tube (10) is changed, infrared rays are emitted by the infrared lamp tube (10) to perform radiation heating, and the blanks are kept in a high-temperature softened state.
2. The blow molding device with temperature control function according to claim 1, wherein the translation unit comprises a second motor (16), a first link (17) and a second link (18), the second motor (16) is fixed on the support plate (6), the second motor (16) is electrically connected with the PLC, the second motor (16) is in transmission connection with the first link (17), and the first link (17) is hinged with the mold (8) through the second link (18).
3. The blow molding device with temperature control function according to claim 1, wherein a support block (19) is provided below the mold (8), a sliding plate (20) is provided between the two support plates (6), and the support block (19) is sleeved on the sliding plate (20).
4. The blow molding device with temperature control function according to claim 1, wherein the rotating assembly comprises a conveyor belt (21), a third motor (22) and a driving wheel (23), the third motor (22) is fixed above the lifting plate (5), the third motor (22) is electrically connected with the PLC, the third motor (22) is in transmission connection with the driving wheel (23), and the driving wheel (23) is connected with the blowing pipe (4) through the conveyor belt (21).
5. The blow molding device with temperature control function according to claim 1, wherein a plurality of brackets (24) are arranged on the periphery of the upper portion of the blowing pipe (4), a sliding block (25) is arranged at one end of each bracket (24) far away from the blowing pipe (4), an annular sliding way (26) is arranged above the lifting plate (5), the sliding way (26) is a dovetail groove, the sliding way (26) is fixed above the lifting plate (5), and the sliding block (25) is connected with the sliding way (26) in a sliding manner.
6. The blow molding apparatus with temperature control function according to claim 1, wherein an inner side of said through hole is coated with a lubricant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910086972.XA CN109571914B (en) | 2019-01-29 | 2019-01-29 | Blow molding device with temperature control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910086972.XA CN109571914B (en) | 2019-01-29 | 2019-01-29 | Blow molding device with temperature control function |
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| CN109571914A CN109571914A (en) | 2019-04-05 |
| CN109571914B true CN109571914B (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910086972.XA Expired - Fee Related CN109571914B (en) | 2019-01-29 | 2019-01-29 | Blow molding device with temperature control function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113561452A (en) * | 2021-07-29 | 2021-10-29 | 杨雨晴 | Be used for production of small and medium-sized plastic products to use automatic blow molding equipment |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61261024A (en) * | 1985-05-15 | 1986-11-19 | Sakaguchi Dennetsu Kk | Heating method for plastic bottle |
| NZ306047A (en) * | 1995-03-27 | 1999-02-25 | Kurt H Ruppman | Plastics container is formed by using a thermoplastic preform to make container by blow moulding using nitrogen at a pressure of 2070 kpa at a temperature below -100 degrees celsius |
| AU4297000A (en) * | 1999-04-23 | 2000-11-10 | Carsten Dusterhoft | Automated method and device for the non-cutting shaping of body |
| CN201283644Y (en) * | 2008-07-25 | 2009-08-05 | 楼正荣 | Hot blowing cold insulating double blowing system |
| CN204054631U (en) * | 2014-08-29 | 2014-12-31 | 章超超 | The pipe inner heating device of bottle blowing machine |
| CN204340185U (en) * | 2014-12-20 | 2015-05-20 | 台州市黄岩典雅机械设备有限公司 | Bottle embryo heater |
| CN206999592U (en) * | 2016-12-23 | 2018-02-13 | 广州银辛塑料制品有限公司 | A kind of hollow plastic apparatus for blow moulding |
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Effective date of registration: 20210428 Address after: 226600, 1, 288 West Changjiang Road, Haian Town, Haian County, Jiangsu, Nantong, China Applicant after: HAIAN HUACHI PLASTIC TECHNOLOGY Co.,Ltd. Address before: 510000 Room 87-9H, 200 Fangcun Avenue East Road, Liwan District, Guangzhou City, Guangdong Province (Office only) Applicant before: GUANGZHOU JIAJIANPAI ELECTRONIC TECHNOLOGY Co.,Ltd. |
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