CN110405987B

CN110405987B - Plastics central authorities feeding system

Info

Publication number: CN110405987B
Application number: CN201910750520.7A
Authority: CN
Inventors: 詹奇龙
Original assignee: Foshan Risein Plastics Machinery Co ltd
Current assignee: Foshan Risein Plastics Machinery Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-11-17
Anticipated expiration: 2039-08-14
Also published as: CN110405987A

Abstract

The invention relates to the technical field of plastic production, in particular to a plastic central feeding system which comprises a control console, vacuum breaking valves, Roots blowers, dust removal barrels, a dust removal electromagnetic valve, a manual feeding box, a dryer, a first material level switch, a motor, a crushing device, a vacuum hopper, a first air intercepting valve, a crusher, a proportional valve, a second material level switch, a plastic forming machine, a second air intercepting valve and an electric eye hopper, wherein the control console, the vacuum breaking valves, the Roots blowers and the dust removal barrels are all two in number, and the two vacuum breaking valves are fixedly connected to the output ends of the two Roots blowers. According to the invention, the crusher can crush the plastic, the crushed material and the raw material manually fed into the manual feeding box are conveyed to the vacuum hopper through the proportional valve in proportion, then are put into the dryer, and the crushed material is heated, dehumidified and dried, and then is conveyed to the interior of the plastic forming machine in a pneumatic conveying manner, so that the time and labor are saved, the operation is convenient, and the production efficiency is improved.

Description

Plastics central authorities feeding system

Technical Field

The invention relates to the technical field of plastic production, in particular to a plastic central feeding system.

Background

The method for pneumatically conveying materials is applied to engineering as early as the 19 th century, but is mainly used for grain conveying in ports, wharfs and factories, is not applied much in industrial production, particularly chemical production, and since the later stage of the twentieth century, the market scale is continuously extended due to the continuous expansion of the processing and application fields of PVC, so that the rapid development of the PVC industry is promoted, the PVC production tends to be large-scale and intensive, the scale of the device is rapidly expanded, the packaging mode of small bins and packaging during production is gradually replaced by large bins, remote conveying and automatic packaging, and the pneumatic conveying technology is increasingly applied to the PVC production.

Pneumatic transmission is a method for transporting granular solids by means of gas flowing in a pipe, the gas used as the transport medium, most commonly air, however, when conveying flammable and explosive powder materials, other inert gases are also adopted, compared with other mechanical conveying methods, the pneumatic conveying method has many advantages, so that the application in plastic production is increasingly increased, the advantages are mainly reflected in that the system is closed, the materials are prevented from flying, being affected with damp and being polluted, the working condition is also improved, can carry out cooling and other operations simultaneously in the conveying process, has small occupied area, can flexibly arrange lines according to specific conditions, has compact equipment, is easy to realize continuous and automatic operation, is convenient to be linked with a continuous process, however, the pneumatic transmission power consumption is large, the pneumatic transmission power consumption is not suitable for conveying adhesive particles, and materials which are easy to generate static electricity during high-speed movement are limited to a certain extent.

The feeding system is an important component of the plastic machinery, and with the rapid development of the plastic industry, large or super-large plastic machinery comes out one after another and tends to increase continuously, so that higher requirements are put on the selection of the feeding system.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a plastic central feeding system which has the advantage of convenience in use and solves the problem of troublesome operation caused by the fact that manual feeding is mainly used for feeding materials in the traditional plastic machinery or a material bag is lifted to a hopper opening by a crane and then manually fed.

(II) technical scheme

In order to achieve the technical problem, the invention provides a plastic central feeding system which comprises a control console, vacuum breaking valves, Roots blowers, dust removal barrels, dust removal electromagnetic valves, a manual feeding box, a dryer, a first material level switch, a motor, a crushing device, a vacuum hopper, a first air intercepting valve, a crusher, a proportional valve, a second material level switch, a plastic forming machine, a second air intercepting valve and an electric eye hopper.

The first material level switch is fixedly connected to the middle of the top of the dryer, the vacuum hopper is fixedly connected to the top of the first material level switch, the first cutoff valve is fixedly connected to the top of the vacuum hopper, the proportional valve is fixedly connected to one side of the vacuum hopper, and the first cutoff valve is communicated with the output end of the dedusting barrel through a vacuum tube.

The crushing device is fixedly connected to the bottom of the crusher, the output end of the motor is fixedly connected with the crushing device, the crusher is located at the tail end of the dryer, and the manual feeding box is located on one side of the dryer.

The second material level switch is fixedly connected to the top of the plastic forming machine, the electric eye hopper is fixedly connected to the top of the second material level switch, the second air intercepting valve is fixedly connected to the top of the electric eye hopper, and the second air intercepting valve is communicated with the output end of the dedusting barrel through a vacuum tube.

Furthermore, the top of the dust removal barrel is fixedly connected with a dust removal electromagnetic valve, the bottom of the dust removal barrel is fixedly connected with an ash removal valve, and the bottom of the ash removal valve is fixedly connected with an ash removal barrel.

Furthermore, the bottom parts of the manual feeding box and the crushing device are fixedly connected with first material cutting valves, the two first material cutting valves are respectively communicated with a proportional valve through a feeding pipe, and the proportional valve is communicated with a vacuum hopper through the feeding pipe.

Further, the bottom of the dryer is fixedly connected with a second material stopping valve, and the second material stopping valve is fixedly connected with a raw material distribution station through a feeding pipe.

Furthermore, the top of the raw material distribution station is fixedly connected with a quick connector, and the quick connector is communicated with the input end of the plastic forming machine through a feeding pipe.

Further, the number of the plastic molding machines is three, and the three plastic molding machines are arranged side by side.

(III) advantageous effects

The invention provides a plastic central feeding system, which has the following beneficial effects:

1. this plastics central authorities feeding system, through artifical batch charging case, the desiccator, the cooperation of breaker and plastic forming machine is used, the breaker can be broken with plastics, the raw materials proportion of artifical batch charging case is fed in raw materials through broken crushing material and manual work, pass through the proportional valve and carry the vacuum hopper, then transfer the desiccator, crushing material is through heating dehumidification drying back, the inside of plastic forming machine is carried with the raw materials through pneumatic transport's mode equally, time saving and labor saving, and convenient for operation, and the production efficiency is improved.

2. This plastics central authorities feeding system uses through the cooperation of deashing valve, dust removal bucket, deashing bucket and dust removal solenoid valve, separates the dust through the dust removal bucket in transportation process to protect roots's fan's environment, the dust removal solenoid valve is not regularly vibrated and is shaken off adnexed dust on the dust removal sack in with the dust removal bucket, is closed the deashing valve by artifical periodic time, shifts out the deashing bucket, avoids the dust to influence the production environment, and the feature of environmental protection is strong.

3. This plastics central feeding system, setting through broken vacuum valve, the roots blower is worked during system transport, when inorganic platform need carry the raw materials, roots blower time delay appointed time stops, at the time delay in-process, broken vacuum valve can amputate conveying system with roots blower, when organic platform needs carry the raw materials, broken vacuum valve closes immediately, insert roots blower central feeding system, if long-time need not carry, roots blower time delay arrives, roots blower stall, broken vacuum valve time delay outage, be in not power consumptive operating condition, energy saving and environmental protection.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the structure of the dryer of the present invention.

In the figure: 1. a console; 2. breaking a vacuum valve; 3. a Roots blower; 4. a deashing valve; 5. a dust removal barrel; 6. a dust cleaning barrel; 7. a dust removal electromagnetic valve; 8. a raw material distribution station; 9. a first shut-off valve; 10. a manual feeding box; 11. a dryer; 12. a first material level switch; 13. a motor; 14. a crushing device; 15. a vacuum hopper; 16. a first cutoff valve; 17. a crusher; 18. a proportional valve; 19. a quick coupling; 20. a material level switch II; 21. a plastic molding machine; 22. a second shut-off valve; 23. an electric eye hopper; 24. a second material interception valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a plastic central feeding system comprises a console 1, a vacuum breaking valve 2, roots blowers 3, a dust removing barrel 5, a dust removing solenoid valve 7, a manual feeding box 10, a dryer 11, a first material level switch 12, a motor 13, a crushing device 14, a vacuum hopper 15, a first cutoff valve 16, a crusher 17, a proportional valve 18, a second material level switch 20, a plastic forming machine 21, a second cutoff valve 22 and an electric eye hopper 23, wherein the console 1, the vacuum breaking valve 2, the roots blowers 3 and the dust removing barrel 5 are all two in number, the two vacuum breaking valves 2 are fixedly connected with the output ends of the two roots blowers 3, the two consoles 1 are positioned at the head ends of the two roots blowers 3, one of the two roots blowers 3 is in a standby state at ordinary times, if the other roots blower 3 has a fault or is switched to be automatically timed, a switching valve connects the gas path of the roots blower 3 in the standby state to a conveying system, with trouble transport roots's fan 3 from the system separation, two dust removal solenoid valve 7 fixed connection are at the top of two dust removal buckets 5, two dust removal solenoid valve 7 communicate with broken vacuum valve 2 through the vacuum tube respectively, setting through broken vacuum valve 2, roots's fan 3 works during system transport, when the inorganic platform need carry the raw materials, roots's fan 3 time delay appointed time stops, in the time delay process, broken vacuum valve 2 can amputate roots's fan 3 conveying system, when the organic platform needs carry the raw materials, broken vacuum valve 2 closes immediately, insert roots's fan 3 central feed system, if do not need to carry for a long time, roots's fan 3 time delay time arrives, roots's fan 3 stall, broken vacuum valve 2 time delay outage, be in the operating condition that does not consume electricity, energy-concerving and environment-protective.

The top fixedly connected with dust removal solenoid valve 7 of dust removal bucket 5, the bottom fixedly connected with deashing valve 4 of dust removal bucket 5, the bottom fixedly connected with deashing bucket 6 of deashing valve 4, through deashing valve 4, dust removal bucket 5, the cooperation of deashing bucket 6 and dust removal solenoid valve 7 is used, separate the dust through dust removal bucket 5 in transportation process, with the environment of protection roots's fan 3, dust removal solenoid valve 7 is not regularly vibrated will remove dust in the bucket 5 adnexed dust on the sack that shakes, regularly close deashing valve 4 by the manual work, it influences the production environment to avoid the dust, the feature of environmental protection is strong.

The first material level switch 12 is fixedly connected to the middle of the top of the dryer 11, the vacuum hopper 15 is fixedly connected to the top of the first material level switch 12, the first cutoff valve 16 is fixedly connected to the top of the vacuum hopper 15, the proportional valve 18 is fixedly connected to one side of the vacuum hopper 15, and the first cutoff valve 16 is communicated with the output end of one of the dust removing buckets 5 through a vacuum tube.

14 fixed connection of reducing mechanism is in the bottom of breaker 17, the output of

motor

13 and 14 fixed connection of reducing mechanism, breaker 17 is located the tail end of desiccator 11, artifical feed box 10 is located one side of desiccator 11,

artifical feed box

10 and 14's the first shut-off valve 9 of bottom fixedly connected with of reducing mechanism, two first shut-off valves 9 communicate with proportional valve 18 through the conveying pipe respectively, proportional valve 18 passes through the conveying pipe and communicates with vacuum hopper 15, the bottom fixedly connected with second shut-off valve 24 of desiccator 11, second shut-off valve 24 passes through conveying pipe fixedly connected with raw materials distributor station 8, the top fixedly connected with quick-operation joint 19 of raw materials distributor station 8, quick-operation joint 19 passes through the conveying pipe and communicates with plastic forming machine 21's input.

The material level switch II 20 is fixedly connected to the top of the plastic forming machine 21, the number of the plastic forming machines 21 is three, the three plastic forming machines 21 are arranged side by side, the raw materials used by the plastic forming machines 21 in each area are different, after the raw materials are selected and matched by the raw material distribution station 8, the second air intercepting valve 22, the first material intercepting valve 9 and the second material intercepting valve 24 are automatically switched according to selected parameters in the conveying process, different raw materials are conveyed to different plastic forming machines 21, the electric eye hopper 23 is fixedly connected to the top of the material level switch II 20, the second air intercepting valve 22 is fixedly connected to the top of the electric eye hopper 23, the second air intercepting valve 22 is communicated with the output end of another dedusting barrel 5 through the matching use of the manual feeding box 10, the drying machine 11, the crushing machine 17 and the plastic forming machines 21, the crushing machine 17 can crush the plastic, the crushed materials and the raw materials manually fed into the manual feeding box 10 are proportioned, carry vacuum hopper 15 through the strength through proportional valve 18, then transfer to desiccator 11, smash the material and through heating dehumidification drying back, carry plastic forming machine 21's inside with the raw materials through the mode of strength transport equally, labour saving and time saving, convenient operation has improved production efficiency.

When in use, the crusher 17 can crush plastics, crushed materials and raw materials which are manually fed into the manual feeding box 10 are conveyed to the vacuum hopper 15 through the proportional valve 18 in proportion, and then are put down to the drier 11, the crushed materials are heated, dehumidified and dried, and then are conveyed to the inside of the plastic forming machine 21 through a pneumatic conveying mode, and dust is separated through the dust removing barrel 5 in the conveying process to protect the environment of the Roots blower 3, the dust removing electromagnetic valve 7 vibrates irregularly to shake off dust attached to a dust removing cloth bag in the dust removing barrel 5, the dust removing valve 4 is manually closed periodically, and the dust removing barrel 6 is moved out.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a plastics central feeding system, includes control cabinet (1), broken vacuum valve (2), roots's fan (3), dust removal bucket (5), dust removal solenoid valve (7), artifical batch charging case (10), desiccator (11), material level switch (12), motor (13), reducing mechanism (14), vacuum hopper (15), first shut off blast valve (16), breaker (17), proportional valve (18), material level switch two (20), plastic forming machine (21), second shut off blast valve (22) and electric eye hopper (23), its characterized in that: the device comprises control tables (1), vacuum breaking valves (2), Roots blowers (3) and dust removal barrels (5), wherein the two vacuum breaking valves (2) are fixedly connected to the output ends of the two Roots blowers (3), the two control tables (1) are positioned at the head ends of the two Roots blowers (3), the two dust removal electromagnetic valves (7) are fixedly connected to the tops of the two dust removal barrels (5), and the two dust removal electromagnetic valves (7) are respectively communicated with the vacuum breaking valves (2) through vacuum tubes;

the first material level switch (12) is fixedly connected to the middle of the top of the dryer (11), the vacuum hopper (15) is fixedly connected to the top of the first material level switch (12), the first cutoff valve (16) is fixedly connected to the top of the vacuum hopper (15), the proportional valve (18) is fixedly connected to one side of the vacuum hopper (15), and the first cutoff valve (16) is communicated with the output end of one dust removing barrel (5) through a vacuum tube;

the crushing device (14) is fixedly connected to the bottom of the crusher (17), the output end of the motor (13) is fixedly connected with the crushing device (14), the crusher (17) is positioned at the tail end of the dryer (11), and the manual feeding box (10) is positioned on one side of the dryer (11);

the second material level switch (20) is fixedly connected to the top of the plastic forming machine (21), the electric eye hopper (23) is fixedly connected to the top of the second material level switch (20), the second air intercepting valve (22) is fixedly connected to the top of the electric eye hopper (23), and the second air intercepting valve (22) is communicated with the output end of the dedusting barrel (5) through a vacuum tube.

2. A central supply system for plastics material as claimed in claim 1, wherein: the dust removing device is characterized in that a dust removing electromagnetic valve (7) is fixedly connected to the top of the dust removing barrel (5), an ash removing valve (4) is fixedly connected to the bottom of the dust removing barrel (5), and an ash removing barrel (6) is fixedly connected to the bottom of the ash removing valve (4).

3. A central supply system for plastics material as claimed in claim 1, wherein: the bottom parts of the manual feeding box (10) and the crushing device (14) are fixedly connected with first material cutting valves (9), the two first material cutting valves (9) are respectively communicated with a proportional valve (18) through a feeding pipe, and the proportional valve (18) is communicated with a vacuum hopper (15) through the feeding pipe.

4. A central supply system for plastics material as claimed in claim 1, wherein: the bottom of the dryer (11) is fixedly connected with a second material stopping valve (24), and the second material stopping valve (24) is fixedly connected with a raw material distribution station (8) through a feeding pipe.

5. A central feeding system for plastics according to claim 4, wherein: the top of the raw material distribution station (8) is fixedly connected with a quick connector (19), and the quick connector (19) is communicated with the input end of a plastic forming machine (21) through a feeding pipe.

6. A central supply system for plastics material as claimed in claim 1, wherein: the number of the plastic forming machines (21) is three, and the three plastic forming machines (21) are arranged side by side.