CN109732881B - Blow molding device for producing plastic barrels with high uniformity - Google Patents
Blow molding device for producing plastic barrels with high uniformity Download PDFInfo
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- CN109732881B CN109732881B CN201910080187.3A CN201910080187A CN109732881B CN 109732881 B CN109732881 B CN 109732881B CN 201910080187 A CN201910080187 A CN 201910080187A CN 109732881 B CN109732881 B CN 109732881B
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- 239000004033 plastic Substances 0.000 title claims abstract description 33
- 238000000071 blow moulding Methods 0.000 title claims abstract description 19
- 238000007664 blowing Methods 0.000 claims abstract description 65
- 239000007921 spray Substances 0.000 claims abstract description 51
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000000712 assembly Effects 0.000 claims description 8
- 238000000429 assembly Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000001816 cooling Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
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Abstract
The invention relates to a blow molding device for producing a high-uniformity plastic barrel, which comprises a base, a controller, a top plate, a compressor, an air blowing pipe, an air blowing mechanism, two molds and two air cylinders, wherein the air blowing mechanism comprises a rotating assembly, a telescopic assembly, a direction adjusting assembly and two spray pipes, one side of each spray pipe, which is far away from the air blowing pipe, is provided with a plurality of spray heads, a connecting pipe is arranged between each spray pipe and the air blowing pipe, after the air blowing pipe is stretched into a parison, the direction adjusting assembly and the telescopic assembly respectively drive the two spray pipes to move and rotate, so that the spray heads are close to the side surface and the bottom inside the parison, the rotating assembly drives the air blowing pipe to rotate, compressed air is input into the air blowing pipe by the compressor, the compressed air is uniformly sprayed out of the spray heads and acts on the parison, and the plastic barrel with uniform thickness, the production quality of the plastic barrel is improved.
Description
Technical Field
The invention relates to the field of plastic barrel production equipment, in particular to a blow molding device for producing a plastic barrel with high uniformity.
Background
Blow molding, also known as blow molding, is a rapidly developing plastic processing method. The tubular parison obtained by extruding or injection molding the thermoplastic resin is placed in a split mold in a heat softening state, compressed air is introduced into the parison immediately after the mold is closed, so that the plastic parison is blown to cling to the inner wall of the mold, and various hollow products are obtained after cooling and demolding. Plastic pails are commonly produced using blow molding equipment.
In the blow molding production process, the product uniformity is a very key index, and the conventional blow molding device has the advantages that due to one-way blowing, the product is subjected to uneven expansion similar to that of a blowing ball, the thickness is often accumulated at the farthest end away from a blowing hole, the product thickness is gradually reduced at the position closer to the blowing end, the production quality of the plastic barrel is reduced, and the practicability of the conventional blow molding device is reduced.
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, a blow molding device for producing plastic barrels with high uniformity is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a blow molding device for producing a plastic barrel with high uniformity comprises a base, a controller, a top plate, a compressor, an air blowing pipe, an air blowing mechanism, two molds and two air cylinders, wherein cylinder bodies of the two air cylinders are respectively fixed above two ends of the base, two ends of the top plate are respectively erected on air rods of the two air cylinders, the controller is fixed on the cylinder body of one of the air cylinders, a PLC is arranged in the controller, the compressor is fixed at the top end of the air blowing pipe, the compressor is communicated with the air blowing pipe, the top plate is sleeved on the air blowing pipe, the air blowing mechanism is arranged on the air blowing pipe, a moving mechanism is arranged below the mold, the mold is arranged above the base through the moving mechanism, and the compressor and the air cylinders are both electrically connected with the PLC;
the mechanism of blowing includes rotating assembly, flexible subassembly, transfers to subassembly and two spray tubes, rotating assembly is located the top of roof, rotating assembly is connected with the roof transmission, flexible subassembly with transfer to the below that the subassembly all is located the roof, flexible subassembly with transfer to the both sides that the subassembly is located the gas blow pipe respectively, flexible subassembly is connected with one of them spray tube transmission, transfer to the subassembly and be connected with another spray tube transmission, one side of keeping away from the gas blow pipe of spray tube is equipped with a plurality of shower nozzles, be equipped with the connecting pipe between spray tube and the gas blow pipe, the spray tube passes through connecting pipe and gas blow pipe intercommunication.
Preferably, in order to drive the mold to move, the moving mechanism comprises two moving assemblies, the two moving assemblies are respectively located at two ends of the lower portion of the mold, each moving assembly comprises a first motor, a sliding block and a roller, the first motor is fixed below the mold and is electrically connected with the PLC, the two rollers are respectively located at two sides of the first motor, the first motor is connected with the rollers in a transmission mode, the sliding blocks are fixed below the first motor, a slide way is arranged above the base, and the sliding blocks are connected with the slide way in a sliding mode.
As preferred, in order to realize the removal of spray tube, flexible subassembly includes second motor and two flexible units, the second motor is connected with the PLC electricity, and two flexible units are located the top and the below of second motor respectively, flexible unit includes bearing, lead screw, drive block and branch, second motor and bearing are all fixed on the gas blow pipe, the second 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 supports and leans on the gas blow pipe, the drive block cover is established on the lead screw, the drive block passes through branch and spray tube articulated, the junction of drive block and lead screw is equipped with the screw thread that matches with the lead screw.
Preferably, in order to adjust the direction of the spray pipe, the direction adjusting assembly comprises a third motor, a first connecting rod, a second connecting rod and a side rod, the third motor and the side rod are fixed on the air blowing pipe, the third motor is electrically connected with the PLC, the third motor is in transmission connection with the first connecting rod, the first connecting rod is hinged with the spray pipe through the second connecting rod, and the spray pipe is hinged with the side rod.
Preferably, in order to drive the blowing pipe to rotate, the rotating assembly comprises a fourth motor, a first gear and a second gear, the fourth motor is fixed above the top plate and is electrically connected with the PLC, the fourth motor is in transmission connection with the first gear, the first gear is meshed with the second gear, and the second gear is sleeved on the blowing pipe.
Preferably, in order to realize synchronous lifting movement of the air blowing pipe and the top plate, clamping plates are arranged above and below the top plate and fixed on the air blowing pipe.
The blow molding device for producing the plastic barrel with high uniformity has the advantages that after the blow pipe extends into the parison, the direction adjusting assembly and the telescopic assembly respectively drive the two spray pipes to move and rotate, so that the spray heads are close to the side and the bottom of the interior of the parison, the rotating assembly drives the blow pipe to rotate, compressed air is input into the blow pipe through the compressor, the compressed air is sprayed out from the spray heads and uniformly acts on the parison, the plastic barrel with uniform thickness distribution is conveniently formed after the parison is cooled, and the production quality of the plastic barrel is improved.
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 apparatus for producing plastic pails of high uniformity in accordance with the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
in the figure: 1. the automatic control device comprises a base, 2 parts of a controller, 3 parts of a top plate, 4 parts of a compressor, 5 parts of an air blowing pipe, 6 parts of a mold, 7 parts of an air cylinder, 8 parts of a spray pipe, 9 parts of a spray head, 10 parts of a connecting pipe, 11 parts of a first motor, 12 parts of a sliding block, 13 parts of a roller, 14 parts of a second motor, 15 parts of a bearing, 16 parts of a screw rod, 17 parts of a driving block, 18 parts of a support rod, 19 parts of a third motor, 20 parts of a first connecting rod, 21 parts of a second connecting rod, 22 parts of a side rod, 23 parts of a fourth motor, 24 parts of a first gear, 25 parts of a second gear, 26 parts.
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, a blow molding device for producing plastic barrels with high uniformity comprises a base 1, a controller 2, a top plate 3, a compressor 4, an air blowing pipe 5, an air blowing mechanism, two molds 6 and two air cylinders 7, wherein cylinder bodies of the two air cylinders 7 are respectively fixed above two ends of the base 1, the two ends of the top plate 3 are respectively erected on the air rods of two air cylinders 7, the controller 2 is fixed on the cylinder body of one air cylinder 7, a PLC is arranged in the controller 2, the compressor 4 is fixed at the top end of the air blowing pipe 5, the compressor 4 is communicated with the air blowing pipe 5, the top plate 3 is sleeved on the air blowing pipe 5, the air blowing mechanism is arranged on the air blowing pipe 5, the moving mechanism is arranged below the mould 6, the die 6 is arranged above the base 1 through a moving mechanism, and the compressor 4 and the cylinder 7 are both electrically connected with the PLC;
when the blow molding device is used for producing plastic barrels, a producer moves through the controller 2 operating equipment, the moving mechanism drives the molds 6 to move, after the two molds 6 are separated, softened plastic parisons are placed in the two molds 6, the two molds 6 move close to each other to form a cavity, then the moving mechanism drives the molds 6 to move, after the molds 6 drive the parisons to move to the lower part of the blowing pipes 5, the PLC controls the cylinders 7 to start, the air pressure in the cylinder bodies of the cylinders 7 is reduced, the air rods of the cylinders 7 drive the top plate 3 to move downwards, so that the top plate 3 and the blowing pipes 5 move downwards, after the lower half parts of the blowing pipes 5 extend into the parisons, the PLC controls the compressors 4 to start, compressed air is conveyed to the blowing mechanisms through the blowing pipes 5, the blowing mechanisms fill the compressed air into the parisons, and enable the parisons to expand and lean against the inner walls of the molds 6, the parison is shaped by cooling to produce a plastic bucket.
As shown in fig. 2-3, the mechanism of blowing includes rotating assembly, flexible subassembly, transfers to subassembly and two spray pipes 8, rotating assembly is located the top of roof 3, rotating assembly is connected with the transmission of roof 3, flexible subassembly and transfer to the subassembly and all be located the below of roof 3, flexible subassembly and transfer to the subassembly and be located the both sides of gas blow pipe 5 respectively, flexible subassembly is connected with the transmission of one of them spray pipe 8, it is connected with the transmission of another spray pipe 8 to transfer to the subassembly, one side of keeping away from gas blow pipe 5 of spray pipe 8 is equipped with a plurality of shower nozzles 9, be equipped with connecting pipe 10 between spray pipe 8 and the gas blow pipe 5, spray pipe 8 passes through connecting pipe 10 and gas blow pipe 5 intercommunication.
After gas blow pipe 5 stretched into parison inside downwards, compressor 4 starts, PLC control rotating assembly starts simultaneously, drive gas blow pipe 5 and rotate inside the parison, the both sides of gas blow pipe 5, telescopic assembly and adjusting part start simultaneously, telescopic assembly drives one of them spray tube 8 and removes, make shower nozzle 9 on the spray tube 8 be close to the inner wall of parison, adjusting part drives another spray tube 8 and rotates downwards, make shower nozzle 9 be close to the bottom of parison, under rotating assembly's effect, shower nozzle 9 rotates along the axis of gas blow pipe 5, compressed air in the gas blow pipe 5 passes through during connecting pipe 10 gets into spray tube 8 simultaneously, spout from shower nozzle 9, make shower nozzle 9 spun air evenly act on the inner wall of parison, the thickness of having guaranteed the plastic drum is even, the production quality of plastic drum has been improved.
As shown in fig. 1, the moving mechanism includes two moving assemblies, the two moving assemblies are respectively located at two ends of the lower portion of the mold 6, the moving assemblies include a first motor 11, a sliding block 12 and rollers 13, the first motor 11 is fixed below the mold 6, the first motor 11 is electrically connected with the PLC, the two rollers 13 are respectively located at two sides of the first motor 11, the first motor 11 is in transmission connection with the rollers 13, the sliding block 12 is fixed below the first motor 11, a slide 27 is arranged above the base 1, and the sliding block 12 is in sliding connection with the slide 27.
The PLC controls the first motor 11 to be started, the rollers 13 on the two sides are driven to move above the base 1, and the moving track of the sliding block 12 is fixed through the sliding rail 27, so that the moving direction of the first motor 11 is fixed, and the stable movement of the die 6 is realized.
As shown in fig. 2, the telescopic assembly includes a second motor 14 and two telescopic units, the second motor 14 is electrically connected with the PLC, the two telescopic units are respectively located above and below the second motor 14, the telescopic units include a bearing 15, a screw rod 16, a driving block 17 and a supporting rod 18, the second motor 14 and the bearing 15 are both fixed on the blowing pipe 5, the second motor 14 is connected with one end of the screw rod 16 in a transmission manner, the other end of the screw rod 16 is arranged in the bearing 15, the driving block 17 is abutted against the blowing pipe 5, the driving block 17 is sleeved on the screw rod 16, the driving block 17 is hinged with the nozzle 8 through the supporting rod 18, and a screw thread matched with the screw rod 16 is arranged at the connection part of the driving block 17 and the screw rod 16.
PLC control second motor 14 starts, it is rotatory under bearing 15's supporting role to drive the lead screw 16 of both sides, lead screw 16 passes through the screw thread and acts on drive block 17, make drive block 17 remove along the axis of lead screw 16, and then drive spray tube 8 through branch 18 and remove, make shower nozzle 9 on the spray tube 8 be close to the inner wall of parison side, along with selecting the subassembly to drive gas blow pipe 5 and rotate, shower nozzle 9 is even blows to the inside of parison side, make the thickness distribution of parison side even.
Preferably, in order to adjust the direction of the nozzle 8, the direction adjusting assembly comprises a third motor 19, a first connecting rod 20, a second connecting rod 21 and a side rod 22, wherein the third motor 19 and the side rod 22 are both fixed on the blowing pipe 5, the third motor 19 is electrically connected with the PLC, the third motor 19 is in transmission connection with the first connecting rod 20, the first connecting rod 20 is hinged with the nozzle 8 through the second connecting rod 21, and the nozzle 8 is hinged with the side rod 22. PLC control third motor 19 starts, drives first connecting rod 20 and rotates, makes the one end of keeping away from gas blow pipe 5 of spray tube 8 and side lever 22 rotate through second connecting rod 21, and when spray tube 8 down rotated, shower nozzle 9 on the spray tube 8 down drove gas blow pipe 5 along with rotating assembly and rotates for shower nozzle 9 spun air homogeneous action is in the bottom in the parison, guarantees that the bottom thickness of plastic drum distributes evenly.
As shown in fig. 3, the rotating assembly includes a fourth motor 23, a first gear 24 and a second gear 25, the fourth motor 23 is fixed above the top plate 3, the fourth motor 23 is electrically connected to the PLC, the fourth motor 23 is in transmission connection with the first gear 24, the first gear 24 is engaged with the second gear 25, and the second gear 25 is sleeved on the blowing pipe 5.
The PLC controls the fourth motor 23 to start, so as to drive the first gear 24 to rotate, and the first gear 24 acts on the second gear 25, so that the second gear 25 rotates, and further the blowing pipe 5 is driven to rotate.
Preferably, in order to realize synchronous lifting movement of the air blowing pipe 5 and the top plate 3, clamping plates 26 are arranged above and below the top plate 3, and the clamping plates 26 are fixed on the air blowing pipe 5. Utilize two splint 26 to restrict the relative position of gas blow pipe 5 and roof 3, when roof 3 is along with the gas pole of cylinder 7 is elevating movement, roof 3 acts on splint 26, drives gas blow pipe 5 and carries out synchronous lifting movement.
This blowing device is when carrying out plastic drum production, place the parison inside the die cavity of two mould 6 formations, cylinder 7 drives the lifter plate downstream, make gas blow pipe 5 stretch into the parison inside back downwards, drive two spray tubes 8 respectively through flexible subassembly and accent to the subassembly and remove and rotate, make shower nozzle 9 be close to the side and the bottom of parison, when rotary component drives gas blow pipe 5 and rotates, compressor 4 starts, through injecting compressed air into gas blow pipe 5, compressed air flows to in the spray tube 8 through connecting pipe 10, and spout from shower nozzle 9, make shower nozzle 9 spun air evenly act on inside the parison, form the even plastic drum of thickness distribution after the parison cooling of being convenient for, the production quality of plastic drum has been improved.
Compared with the prior art, this a blowing device for producing high degree of consistency plastic drum stretches into parison inside back with gas blow pipe 5, through transferring to subassembly and telescopic component drive two spray tubes 8 respectively and remove and rotate, make shower nozzle 9 be close to parison inside side and bottom, rotating assembly drives gas blow pipe 5 and rotates, by compressor 4 to gas blow pipe 5 input compressed air, compressed air is from shower nozzle 9 blowout homogeneous action in parison, form the even plastic drum of thickness distribution after the parison cooling of being convenient for, the production quality of plastic drum 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 (3)
1. The blow molding device for producing the plastic barrel with high uniformity is characterized by comprising a base (1), a controller (2), a top plate (3), a compressor (4), an air blowing pipe (5), an air blowing mechanism, two molds (6) and two cylinders (7), wherein cylinder bodies of the two cylinders (7) are respectively fixed above two ends of the base (1), two ends of the top plate (3) are respectively erected on air rods of the two cylinders (7), the controller (2) is fixed on the cylinder body of one of the cylinders (7), a PLC is arranged in the controller (2), the compressor (4) is fixed at the top end of the air blowing pipe (5), the compressor (4) is communicated with the air blowing pipe (5), the top plate (3) is sleeved on the air blowing pipe (5), the air blowing mechanism is arranged on the air blowing pipe (5), a moving mechanism is arranged below the molds (6), the die (6) is arranged above the base (1) through a moving mechanism, and the compressor (4) and the cylinder (7) are electrically connected with the PLC; the blowing mechanism comprises a rotating assembly, a telescopic assembly, a direction adjusting assembly and two spray pipes (8), the rotating assembly is located above the top plate (3), the rotating assembly is in transmission connection with the top plate (3), the telescopic assembly and the direction adjusting assembly are located below the top plate (3), the telescopic assembly and the direction adjusting assembly are respectively located on two sides of the blowing pipe (5), the telescopic assembly is in transmission connection with one of the spray pipes (8), the direction adjusting assembly is in transmission connection with the other spray pipe (8), one side, far away from the blowing pipe (5), of each spray pipe (8) is provided with a plurality of spray heads (9), a connecting pipe (10) is arranged between each spray pipe (8) and the blowing pipe (5), and each spray pipe (8) is communicated with the blowing pipe (5) through the connecting pipe (10); the telescopic component comprises a second motor (14) and two telescopic units, the second motor (14) is electrically connected with the PLC, the two telescopic units are respectively positioned above and below the second motor (14), the telescopic unit comprises a bearing (15), a screw rod (16), a driving block (17) and a support rod (18), the second motor (14) and the bearing (15) are both fixed on the air blowing pipe (5), the second motor (14) is in transmission connection with one end of a screw rod (16), the other end of the screw rod (16) is arranged in a bearing (15), the driving block (17) is abutted against the air blowing pipe (5), the driving block (17) is sleeved on the screw rod (16), the driving block (17) is hinged with the spray pipe (8) through a support rod (18), the connection part of the driving block (17) and the screw rod (16) is provided with a thread matched with the screw rod (16); the direction adjusting assembly comprises a third motor (19), a first connecting rod (20), a second connecting rod (21) and a side rod (22), the third motor (19) and the side rod (22) are fixed on the air blowing pipe (5), the third motor (19) is electrically connected with the PLC, the third motor (19) is in transmission connection with the first connecting rod (20), the first connecting rod (20) is hinged with the spray pipe (8) through the second connecting rod (21), and the spray pipe (8) is hinged with the side rod (22); the rotating assembly comprises a fourth motor (23), a first gear (24) and a second gear (25), the fourth motor (23) is fixed above the top plate (3), the fourth motor (23) is electrically connected with the PLC, the fourth motor (23) is in transmission connection with the first gear (24), the first gear (24) is meshed with the second gear (25), and the second gear (25) is sleeved on the air blowing pipe (5).
2. The blow molding device for producing the plastic barrel with high uniformity according to claim 1, wherein the moving mechanism comprises two moving assemblies, the two moving assemblies are respectively located at two ends below the mold (6), the moving assemblies comprise a first motor (11), a sliding block (12) and rollers (13), the first motor (11) is fixed below the mold (6), the first motor (11) is electrically connected with the PLC, the two rollers (13) are respectively located at two sides of the first motor (11), the first motor (11) is in transmission connection with the rollers (13), the sliding block (12) is fixed below the first motor (11), a sliding way (27) is arranged above the base (1), and the sliding block (12) is in sliding connection with the sliding way (27).
3. The blow molding apparatus for producing plastic barrels with high uniformity as recited in claim 1, wherein a clamping plate (26) is provided above and below said top plate (3), and said clamping plate (26) is fixed on the blow pipe (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080187.3A CN109732881B (en) | 2019-01-28 | 2019-01-28 | Blow molding device for producing plastic barrels with high uniformity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080187.3A CN109732881B (en) | 2019-01-28 | 2019-01-28 | Blow molding device for producing plastic barrels with high uniformity |
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| CN109732881A CN109732881A (en) | 2019-05-10 |
| CN109732881B true CN109732881B (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910080187.3A Active CN109732881B (en) | 2019-01-28 | 2019-01-28 | Blow molding device for producing plastic barrels with high uniformity |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110370601B (en) * | 2019-08-26 | 2021-07-30 | 浙江光跃环保科技股份有限公司 | Plastic barrel blow molding device for barreled drinking water |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017051376A1 (en) * | 2015-09-23 | 2017-03-30 | Lanfranchi S.R.L. | Apparatus and method for the manufacture of a large-size container |
| 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 |
| 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 |
-
2019
- 2019-01-28 CN CN201910080187.3A patent/CN109732881B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017051376A1 (en) * | 2015-09-23 | 2017-03-30 | Lanfranchi S.R.L. | Apparatus and method for the manufacture of a large-size container |
| 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 |
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Effective date of registration: 20240624 Address after: 432000 West side of Provincial Road 108, Hekou Town, Dawu County, Xiaogan City, Hubei Province Patentee after: Hubei Nuoshun Plastic Industry Co.,Ltd. Country or region after: China Address before: No. 407 Cenjiafan, Wangwan Village, Xincheng Town, Dawu County, Xiaogan City, Hubei Province, 432800 Patentee before: Cen Lei Country or region before: China |