CN212045885U - Three-hopper PVDC (polyvinyl dichloride) film extruder - Google Patents
Three-hopper PVDC (polyvinyl dichloride) film extruder Download PDFInfo
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- CN212045885U CN212045885U CN201922340954.8U CN201922340954U CN212045885U CN 212045885 U CN212045885 U CN 212045885U CN 201922340954 U CN201922340954 U CN 201922340954U CN 212045885 U CN212045885 U CN 212045885U
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- 229920001328 Polyvinylidene chloride Polymers 0.000 title claims abstract description 59
- 239000005033 polyvinylidene chloride Substances 0.000 title claims abstract description 57
- 239000000463 material Substances 0.000 claims abstract description 120
- 238000004080 punching Methods 0.000 claims abstract description 44
- 239000012528 membrane Substances 0.000 claims abstract description 22
- 238000003860 storage Methods 0.000 claims abstract description 16
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 40
- 238000004140 cleaning Methods 0.000 abstract description 9
- 230000008859 change Effects 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
A three-hopper PVDC membrane material extruder is characterized in that a main hopper is connected with a standby hopper through a main hopper material pouring pipeline, and the main hopper is connected with a punching machine hopper through a punching machine hopper pipeline; the main hopper is connected with a vacuum pump through a main hopper vacuum pipeline and the standby hopper is connected with a standby hopper vacuum pipeline through a standby hopper vacuum pipeline; the main hopper is connected with a PVDC storage bin through a main hopper feeding pipeline; when the PVDC membrane material extruder needs to change materials, a vacuum pressure difference is generated through a vacuum pump, and raw materials in the main hopper are transferred into the standby hopper; then closing a material pouring valve of the main hopper, opening a material feeding valve of the punching machine, generating vacuum pressure difference through a vacuum pump, transferring the punching machine material in the standby hopper into the main hopper, and cleaning a screw cylinder and a discharging nozzle of the extruder; after cleaning, vacuum pressure difference is generated by a vacuum pump, and new raw materials in the PVDC storage bin are transferred into the main hopper, so that the raw materials of the PVDC film material extruder are replaced.
Description
Technical Field
The utility model relates to a PVDC membrane material processing equipment technical field for food package, concretely relates to three hoppers PVDC membrane material extruders.
Background
The PVDC film material is produced by vacuum extrusion, namely the feeding part is in a sealed state in the production process so as to reduce the air content in the raw material and prevent the PVDC from generating oxidative degradation and generating crazing at high temperature; in the production process, when raw materials need to be replaced to produce PVDC membrane materials of different colors and varieties, a vacuum hopper needs to be opened, a hose of a vacuum suction machine is manually operated, the raw materials in the hopper are transferred to a material conveying vehicle, then a punching machine material is manually loaded into the hopper, and the cleaning of a screw barrel and a discharge nozzle of an extruder is carried out; after cleaning, closing the hopper, sucking the raw material with the new color into the hopper through a vacuum pump, and then producing the PVDC film material with the new color variety; therefore, the problems of complicated process, high labor intensity and long duration of the operation of replacing raw materials in the conventional PVDC membrane production exist, and when the PVDC membrane production is more in variety and the raw materials need to be replaced frequently, the utilization rate of the PVDC membrane extruder is seriously influenced, so that the production benefit of enterprises is further influenced; in addition, in the process of replacing raw materials in the conventional PVDC film production, when the residual raw materials in the hopper are transferred by a hose of a manually operated vacuum suction machine, the hose of the vacuum suction machine cannot suck the raw materials at the bottom of the hopper, and part of the raw materials can only be discharged together with punching materials after passing through a screw cylinder and a discharge nozzle of an extruder, so that the raw materials are changed into waste materials, and the waste of the raw materials is also caused.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the background art, the utility model discloses a three-hopper PVDC membrane material extruder, wherein a main hopper is connected with a standby hopper through a main hopper material pouring pipeline, and the main hopper is connected with a punching machine hopper through a punching machine hopper pipeline; a main hopper material pouring valve is arranged on the main hopper material pouring pipeline; a material feeding valve of the punching machine is arranged on the pipeline of the hopper of the punching machine; the main hopper is connected with a vacuum pump through a main hopper vacuum pipeline and the standby hopper is connected with a standby hopper vacuum pipeline through a standby hopper vacuum pipeline, and the standby hopper vacuum pipeline is connected with the main hopper vacuum pipeline through a tee; a main hopper vacuum valve is arranged on the main hopper vacuum pipeline; a standby hopper vacuum valve is arranged on the standby hopper vacuum pipeline; the main hopper is connected with a PVDC storage bin through a main hopper feeding pipeline; a main hopper feeding valve is arranged on the main hopper feeding pipeline; when the PVDC membrane material extruder needs to change materials, the PLC is used for controlling to open the material pouring valve of the main hopper, vacuum pressure difference is generated through the vacuum pump, and raw materials in the main hopper are transferred into the standby hopper; then closing a material pouring valve of the main hopper, opening a material feeding valve of the punching machine, generating vacuum pressure difference through a vacuum pump, transferring the punching machine material in the standby hopper into the main hopper, and cleaning a screw cylinder and a discharging nozzle of the extruder; after cleaning, the PLC is used for controlling, the main hopper vacuum valve and the main hopper feeding valve are opened, vacuum pressure difference is generated through the vacuum pump, new raw materials in the PVDC storage bin are transferred into the main hopper, and raw materials of the PVDC film material extruder are replaced; adopt the utility model discloses a three hopper PVDC membrane material extruders, when needs change raw and other materials in process of production, through the control of PLC switch board, the change of automatic completion raw and other materials has consequently that the reloading process is simple, intensity of labour is little, duration is short, raw and other materials are extravagant advantage such as few.
In order to realize the utility model aims at, the utility model adopts the following technical scheme: a three-hopper PVDC membrane material extruder is characterized in that a main hopper is fixedly arranged above the tail part of the left end of a screw cylinder of the extruder; the main hopper is connected with a standby hopper through a main hopper dumping pipeline, and the main hopper is connected with a punching machine hopper through a punching machine hopper pipeline; a main hopper material pouring valve is arranged on the main hopper material pouring pipeline; a material feeding valve of the punching machine is arranged on the pipeline of the hopper of the punching machine;
the main hopper is connected with a vacuum pump through a main hopper vacuum pipeline and the standby hopper is connected with a standby hopper vacuum pipeline through a standby hopper vacuum pipeline, and the standby hopper vacuum pipeline is connected with the main hopper vacuum pipeline through a tee; a main hopper vacuum valve is arranged on the main hopper vacuum pipeline; and a spare hopper vacuum valve is arranged on the spare hopper vacuum pipeline.
Further, the main hopper is connected with a PVDC storage bin through a main hopper feeding pipeline; and a main hopper feeding valve is arranged on the main hopper feeding pipeline.
Further, a main hopper high material level sensor is fixedly arranged at the upper part of the main hopper and is used for detecting whether the main hopper is in a full state; and a main hopper bottom material level sensor is fixedly arranged at the lower part of the main hopper and is used for detecting whether the main hopper is in an empty material state.
Furthermore, an empty material separator is arranged on the main hopper vacuum pipeline and used for separating raw materials entering the main hopper vacuum pipeline and preventing the raw materials from entering the vacuum pump.
Further, a spare hopper discharge valve is arranged at the bottom of the spare hopper, and a material conveying vehicle is movably arranged below an outlet of the spare hopper discharge valve; after raw and other materials shift to the reserve hopper, can manually open reserve hopper baiting valve, transport to former feed bin through the dumper.
Further, the three-hopper PVDC film extruder is also provided with a PLC control cabinet; the main hopper vacuum valve, the main hopper high material level sensor, the main hopper bottom material level sensor, the standby hopper vacuum valve, the main hopper material pouring valve, the punching machine material feeding valve, the main hopper feeding valve, the vacuum pump and the PLC control cabinet are electrically connected, and the automatic replacement of raw materials is realized through the control of the PLC control cabinet.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has: the utility model discloses a three-hopper PVDC membrane material extruder, wherein a main hopper is connected with a standby hopper through a main hopper dumping pipeline, and the main hopper is connected with a punching hopper through a punching hopper pipeline; a main hopper material pouring valve is arranged on the main hopper material pouring pipeline; a material feeding valve of the punching machine is arranged on the pipeline of the hopper of the punching machine; the main hopper is connected with a vacuum pump through a main hopper vacuum pipeline and the standby hopper is connected with a standby hopper vacuum pipeline through a standby hopper vacuum pipeline, and the standby hopper vacuum pipeline is connected with the main hopper vacuum pipeline through a tee; a main hopper vacuum valve is arranged on the main hopper vacuum pipeline; a standby hopper vacuum valve is arranged on the standby hopper vacuum pipeline; the main hopper is connected with a PVDC storage bin through a main hopper feeding pipeline; a main hopper feeding valve is arranged on the main hopper feeding pipeline; when the PVDC membrane material extruder needs to change materials, the PLC is used for controlling to open the material pouring valve of the main hopper, vacuum pressure difference is generated through the vacuum pump, and raw materials in the main hopper are transferred into the standby hopper; then closing a material pouring valve of the main hopper, opening a material feeding valve of the punching machine, generating vacuum pressure difference through a vacuum pump, transferring the punching machine material in the standby hopper into the main hopper, and cleaning a screw cylinder and a discharging nozzle of the extruder; after cleaning, the PLC is used for controlling, the main hopper vacuum valve and the main hopper feeding valve are opened, vacuum pressure difference is generated through the vacuum pump, new raw materials in the PVDC storage bin are transferred into the main hopper, and raw materials of the PVDC film material extruder are replaced; adopt the utility model discloses a three hopper PVDC membrane material extruders, when needs change raw and other materials in process of production, through the control of PLC switch board, the change of automatic completion raw and other materials has consequently that the process of reloading is simple, intensity of labour is little, duration is short, raw and other materials are extravagant few advantages, has greatly improved PVDC membrane material extruders's utilization rate, makes the productivity effect of enterprise can improve.
Drawings
FIG. 1 is a schematic diagram of a three hopper PVDC film extruder.
In the figure: 1. a main hopper; 1.1, a main hopper vacuum valve; 1.2, a main hopper high material level sensor; 1.3, a main hopper bottom material level sensor; 1.4, a main hopper vacuum pipeline; 2. a standby hopper; 2.1, a spare hopper vacuum valve; 2.2, a spare hopper discharge valve; 2.3, a vacuum pipeline of the standby hopper; 2.4, a main hopper material pouring pipeline; 2.5, a main hopper material pouring valve; 3. a punching machine hopper; 3.1, a blanking machine hopper pipeline; 3.2, punching a material feeding valve of the machine; 4. a PVDC storage bin; 4.1, a main hopper feeding pipeline; 4.2, a main hopper feed valve; 5. a vacuum pump; 6. a tee joint; 7. An empty material separator; 8. an extruder screw barrel; 9. a material conveying vehicle.
Detailed Description
The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.
A three-hopper PVDC membrane material extruder is characterized in that a main hopper 1 is fixedly arranged above the tail part of the left end of a screw cylinder 8 of the extruder; the main hopper 1 is connected with a standby hopper 2 through a main hopper dumping pipeline 2.4, and the main hopper 1 is connected with a punching machine hopper 3 through a punching machine hopper pipeline 3.1; a main hopper material pouring valve 2.5 is arranged on the main hopper material pouring pipeline 2.4; a material feeding valve 3.2 of the punching machine is arranged on the hopper pipeline 3.1 of the punching machine;
the main hopper 1 is connected with a vacuum pump 5 through a main hopper vacuum pipeline 1.4 and the standby hopper 2 is connected with a standby hopper vacuum pipeline 2.3, and the standby hopper vacuum pipeline 2.3 is connected with the main hopper vacuum pipeline 1.4 through a tee 6; a main hopper vacuum valve 1.1 and an empty material separator 7 are arranged on the main hopper vacuum pipeline 1.4; a spare hopper vacuum valve 2.1 is arranged on the spare hopper vacuum pipeline 2.3;
the main hopper 1 is connected with a PVDC storage bin 4 through a main hopper feeding pipeline 4.1; a main hopper feeding valve 4.2 is arranged on the main hopper feeding pipeline 4.1;
a main hopper high material level sensor 1.2 is fixedly arranged at the upper part of the main hopper 1, and a main hopper bottom material level sensor 1.3 is fixedly arranged at the lower part of the main hopper 1;
a spare hopper discharge valve 2.2 is arranged at the bottom of the spare hopper 2, and a material conveying vehicle 9 is movably arranged below an outlet of the spare hopper discharge valve 2.2;
a PLC control cabinet is also arranged; the main hopper vacuum valve 1.1, the main hopper high material level sensor 1.2, the main hopper bottom material level sensor 1.3, the standby hopper vacuum valve 2.1, the main hopper material pouring valve 2.5, the punching machine material feeding valve 3.2, the vacuum pump 5 and the PLC control cabinet are electrically connected.
When the three-hopper PVDC membrane material extruder normally works, the vacuum pump 5 is always in a working state; the main hopper vacuum valve 1.1 is in an open state; the spare hopper vacuum valve 2.1, the main hopper material pouring valve 2.5, the punching machine material feeding valve 3.2 and the main hopper feeding valve 4.2 are in a closed state; the main hopper 1 is filled with PVDC raw materials for production; the standby hopper 2 is in an empty hopper state; the blanking machine hopper 3 is in a full hopper state and is internally provided with blanking machine materials; the PVDC storage bin 4 is in a full-bin state and is filled with PVDC raw materials for production; when production is carried out, the height of PVDC raw materials in the main hopper 1 is reduced, when the height is lower than the height of the main hopper bottom material level sensor 1.3, the main hopper bottom material level sensor 1.3 sends a signal to the PLC control cabinet, the PLC control cabinet controls the opening of the main hopper feeding valve 4.2, so that pressure difference is generated between the main hopper 1 and the PVDC storage bin 4, and the raw materials stored in the PVDC storage bin 4 flow into the main hopper 1 along the main hopper feeding pipeline 4.1 under the action of the pressure difference; when the height of the raw material rises to the position of the main hopper high material level sensor 1.2, the main hopper high material level sensor 1.2 sends a signal, the main hopper feed valve 4.2 is closed, and the raw material is stopped being conveyed into the main hopper 1.
When the three-hopper PVDC membrane material extruder needs to replace raw materials, emptying the raw materials in the PVDC storage bin 4 in advance, and replacing the raw materials with new raw materials; the PLC control cabinet is set to be in a material changing working mode, and then the material changing operation is started: the PLC control cabinet controls to close a main hopper vacuum valve 1.1, open a spare hopper vacuum valve 2.1 and a main hopper dumping valve 2.5 to generate pressure difference between the spare hopper 2 and the main hopper 1, raw materials in the main hopper 1 flow into the spare hopper 2 along a main hopper dumping pipeline 2.4 under the action of the pressure difference, when the height of the raw materials in the main hopper 1 is lower than that of a main hopper bottom material level sensor 1.3, the main hopper bottom material level sensor 1.3 sends a signal to the PLC control cabinet, the PLC control cabinet controls to close the spare hopper vacuum valve 2.1 and the main hopper dumping valve 2.5, open the main hopper vacuum valve 1.1 and a punching machine material feeding valve 3.2 to generate the pressure difference between the main hopper 1 and a punching machine hopper 3, punching machine materials stored in the punching machine hopper 3 enter the main hopper 1 along a punching machine hopper pipeline 3.1 under the action of the pressure difference, and after all the punching machine materials in the punching machine hopper 3 enter the main hopper 1, closing a material feeding valve of the punching machine 3.2; the three-hopper PVDC membrane material extruder uses a punching machine material to clean an extruder screw barrel 8 and a discharge nozzle, along with the cleaning work, the height of a flushing material in a main hopper 1 is reduced, when the height of the flushing material is lower than that of a main hopper bottom material level sensor 1.3, the main hopper bottom material level sensor 1.3 sends a signal to a PLC control cabinet, the PLC control cabinet controls to open a main hopper feed valve 4.2 to generate a pressure difference between the main hopper 1 and a PVDC storage bin 4, new raw materials stored in the PVDC storage bin 4 flow into the main hopper 1 along a main hopper feed pipeline 4.1 under the action of the pressure difference until the new raw materials in the main hopper 1 rise to the height of the main hopper high material level sensor 1.2, the main hopper high material level sensor 1.2 sends the signal to the PLC control cabinet, the main hopper feed valve 4.2 is closed, the new raw materials are stopped being conveyed into the main hopper 1, and the raw materials are completely replaced; and setting the PLC control cabinet to be in a normal working mode, and enabling the three-hopper PVDC membrane material extruder to work normally.
Raw and other materials in the reserve hopper 2, accessible manual open reserve hopper baiting valve 2.2 fall to dumper 9, transport to former feed bin through dumper 9.
The part of the utility model not detailed is prior art.
Claims (6)
1. The utility model provides a three hopper PVDC membrane material extruders, characterized by: a main hopper (1) is fixedly arranged on the screw cylinder (8) of the extruder; the main hopper (1) is connected with a standby hopper (2) through a main hopper dumping pipeline (2.4), and the main hopper (1) is connected with a punching machine hopper (3) through a punching machine hopper pipeline (3.1); a main hopper material pouring valve (2.5) is arranged on the main hopper material pouring pipeline (2.4); a material feeding valve (3.2) of the punching machine is arranged on the hopper pipeline (3.1) of the punching machine;
the main hopper (1) is connected with a vacuum pump (5) through a main hopper vacuum pipeline (1.4) and the standby hopper (2) through a standby hopper vacuum pipeline (2.3), and the standby hopper vacuum pipeline (2.3) is connected with the main hopper vacuum pipeline (1.4) through a tee joint (6); a main hopper vacuum valve (1.1) is arranged on the main hopper vacuum pipeline (1.4); and a spare hopper vacuum valve (2.1) is arranged on the spare hopper vacuum pipeline (2.3).
2. The three-hopper PVDC film extruder of claim 1, wherein: the main hopper (1) is connected with a PVDC storage bin (4) through a main hopper feeding pipeline (4.1); and a main hopper feeding valve (4.2) is arranged on the main hopper feeding pipeline (4.1).
3. The three-hopper PVDC film extruder of claim 1, wherein: the high material level sensor (1.2) of the main hopper is fixedly arranged on the upper part of the main hopper (1), and the material level sensor (1.3) at the bottom of the main hopper is fixedly arranged on the lower part of the main hopper (1).
4. The three-hopper PVDC film extruder of claim 1, wherein: and an empty material separator (7) is arranged on the main hopper vacuum pipeline (1.4).
5. The three-hopper PVDC film extruder of claim 1, wherein: a spare hopper discharge valve (2.2) is arranged at the bottom of the spare hopper (2), and a material conveying vehicle (9) is movably arranged below an outlet of the spare hopper discharge valve (2.2).
6. The three-hopper PVDC film extruder of claim 3, wherein: a PLC control cabinet is also arranged; the main hopper vacuum valve (1.1), the main hopper high material level sensor (1.2), the main hopper bottom material level sensor (1.3), the standby hopper vacuum valve, (2.1) the main hopper material pouring valve (2.5), the flushing machine material feeding valve (3.2), the main hopper feeding valve (4.2) and the vacuum pump (5) are electrically connected with the PLC control cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922340954.8U CN212045885U (en) | 2019-12-24 | 2019-12-24 | Three-hopper PVDC (polyvinyl dichloride) film extruder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922340954.8U CN212045885U (en) | 2019-12-24 | 2019-12-24 | Three-hopper PVDC (polyvinyl dichloride) film extruder |
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| Publication Number | Publication Date |
|---|---|
| CN212045885U true CN212045885U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922340954.8U Active CN212045885U (en) | 2019-12-24 | 2019-12-24 | Three-hopper PVDC (polyvinyl dichloride) film extruder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113894989A (en) * | 2021-08-26 | 2022-01-07 | 金发科技股份有限公司 | Injection molding equipment |
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2019
- 2019-12-24 CN CN201922340954.8U patent/CN212045885U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113894989A (en) * | 2021-08-26 | 2022-01-07 | 金发科技股份有限公司 | Injection molding equipment |
| CN113894989B (en) * | 2021-08-26 | 2023-12-22 | 金发科技股份有限公司 | Injection molding equipment |
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