CN206085396U - Mixing system for plastic pellet production - Google Patents

Abstract

The utility model relates to the field of plastic particle production equipment, in particular to a mixing system for plastic particle production, which comprises a plurality of raw material barrels for containing raw materials, a mixing barrel for mixing the raw materials, a feeding pipeline connected between the raw material barrels and the mixing barrel, a discharging pipeline positioned at the bottom of the mixing barrel and a control mechanism for controlling the mixing; an electromagnetic flow valve for controlling the addition amount of the raw materials is arranged at the joint of the raw material barrel and the feeding pipeline; the control mechanism comprises an input module for inputting, a processing module connected with the input module and used for calculating the addition amount of each raw material, an execution module connected with the processing module and used for controlling the addition amount of each raw material, and a display screen connected with the processing module, wherein the execution module is connected with the electromagnetic flow valve; the mixing barrel comprises a barrel body and a stirring mechanism connected to the barrel body and used for stirring. The utility model discloses the compounding precision is high, the compounding is efficient, each raw materials can the misce bene, be favorable to maintaining the clean and tidy degree in workshop.

Description

Mixing system for plastic pellet production

technical field

The utility model relates to the field of plastic granule production equipment, in particular to a mixing system for plastic granule production.

Background technique

Plastic raw materials are composed of polymer synthetic resin (polymer) as the main component infiltrated with various auxiliary materials or certain additives for specific purposes. It has plasticity and fluidity under specific temperature and pressure, and can be molded into a certain shape, and A material that retains its shape under certain conditions. The production of plastic raw materials is the process of making polymer synthetic resins and various additives and additives into granular plastics through metering, mixing, extrusion molding, cooling, air drying, pelletizing, and packaging. Plastic raw materials are plastic molding plus Industrial semi-finished products are also raw materials for extrusion, injection molding, hollow blow molding, foaming and other molding processes. As shown in Figure 1, it is a process flow chart of plastic raw materials. After the raw materials are mixed, they are fed by a screw, enter the cooling water tank 10, and are formed into molten strip-shaped materials at the die head 20, and are drawn to the water cooling tank 30 by a pull wire. Cool in the water-cooling tank 30, and the strip-shaped material after cooling passes through the crimping wheel 40, the water-absorbing wind cover 50, and then enters the pelletizer 60 for pelletizing, and finally is packaged by a packaging mechanism.

The mixing of raw materials is the first step in production. In the existing technology, in order to produce a certain type of plastic pellets, the amount of each raw material to be added is manually calculated, and then the required amount is manually weighed, added to the mixing hopper, and manually stirred to make it Mix evenly and then input into the screw molding machine.

On the one hand, whether the input amount of each material is accurate and the uniformity of mixing directly affects the quality of subsequent finished products. Manual weighing will lead to low mixing accuracy and poor product quality. Second, the mixing speed directly affects the production of subsequent products Efficiency, the mixing process of prior art relies too much on manpower, and work efficiency is low. In the third aspect, during the process of manually dumping raw materials, raw materials are flying all over the sky, which is not conducive to maintaining the cleanliness of the workshop.

Utility model content

In order to solve the above problems, the utility model provides a mixing system for the production of plastic granules, which has high mixing precision, high mixing efficiency, uniform mixing of various raw materials, and is conducive to maintaining the cleanliness of the workshop.

The technical scheme adopted by the utility model is: a mixing system for plastic granule production, including several raw material barrels for containing raw materials, a mixing barrel for mixing raw materials, and a feeding pipeline connected between the raw material barrels and the mixing barrel , the discharge pipeline at the bottom of the mixing tank and the control mechanism for controlling the mixing; the connection between the raw material bucket and the feed pipeline is provided with an electromagnetic flow valve for controlling the amount of raw material added; the control mechanism includes The input module for input, the processing module connected to the input module for calculating the addition amount of each raw material, the execution module connected to the processing module for controlling the addition amount of each raw material, the display screen connected to the processing module, and the execution module is connected to the electromagnetic A flow valve; the mixing barrel includes a barrel body and a stirring mechanism connected to the barrel body for stirring.

A further improvement to the above technical solution is that the stirring mechanism includes a stirring motor, a stirring shaft connected to the output end of the stirring motor, several groups of stirring blades arranged in sequence from top to bottom along the length direction of the stirring shaft, and the diameter of the stirring blades is from top to bottom. The bottom increases successively, and the diameter of the mixing blade at the bottom matches the diameter of the barrel.

A further improvement to the above technical solution is that the two ends of the bottommost stirring blade are respectively vertically provided with scraping pieces.

A further improvement to the above technical solution is that the control mechanism further includes a weight sensor installed in the raw material barrel for monitoring the weight of the raw material and an alarm for issuing an alarm, and the weight sensor and the alarm are both connected to the processing module.

A further improvement to the above technical solution is that a vibrator is provided on the feed pipeline.

A further improvement to the above technical solution is that the several raw material barrels are respectively arranged around the barrel side wall of the mixing barrel, and the feeding pipeline is connected to the side wall of the mixing barrel.

The beneficial effects of the utility model are:

1. Input the name of the plastic granules to be produced through the input module, the processing module calculates the required raw materials and the amount of each raw material added, and feeds this information back to the execution module, which controls the electromagnetic flow valve under the corresponding raw material barrel to open for feeding. The display screen displays the type and amount of raw materials added in real time, and the corresponding raw materials enter the mixing barrel through the feeding pipe, and in the barrel, the stirring mechanism stirs each raw material to make it evenly mixed. On the one hand, the type and amount of raw materials added are calculated by the processing module, which is accurate, and the execution module controls the feeding of the electromagnetic flow valve, which can accurately add the required amount, with high feeding accuracy and high mixing accuracy, which is beneficial to Improve product quality; secondly, all kinds of raw materials can be mixed evenly in the barrel through the stirring mechanism, which further improves product quality; thirdly, calculation, weighing, feeding and other work do not need manual operation, and the degree of automation is high. The mixing efficiency is high; the fourth aspect, the raw materials are directly input into the mixing tank through the feeding pipeline, and will not fly all over the sky, which is conducive to maintaining the cleanliness of the workshop.

2. The stirring mechanism includes a stirring motor, a stirring shaft connected to the output end of the stirring motor, and several sets of stirring blades arranged sequentially from top to bottom along the length of the stirring shaft. The diameter of the mixer is matched with the diameter of the barrel. There are several sets of stirring shafts, and the diameter of the stirring shafts increases sequentially. The raw materials are stirred from different heights in the barrel to make them evenly mixed, which further improves the mixing accuracy.

3. The two ends of the mixing blade at the bottom are vertically equipped with scraping pieces, which scrape off the raw materials attached to the side wall of the barrel body through the scraping pieces, reducing the waste of raw materials and preventing the ingredients from being mixed due to the adhesion of certain raw materials. Accurate, further improving the mixing accuracy.

4. The control mechanism also includes a weight sensor installed in the raw material barrel for monitoring the weight of the raw material and an alarm for issuing an alarm, and the weight sensor and the alarm are both connected to the processing module. The weight sensor monitors the weight of the raw material in the raw material barrel in real time. When the weight of the raw material reaches a certain threshold, the processing module controls the alarm to send out an alarm to remind the staff that the raw material is insufficient, and to add raw materials in time to avoid inaccurate and inaccurate feeding due to insufficient raw materials. The material is stopped, further improving the mixing accuracy and mixing efficiency.

5. There is a vibrator on the feeding pipeline, which drives the raw materials in the feeding pipeline to vibrate to prevent the raw materials from adhering to the pipe wall of the feeding pipeline, so that all the required raw materials can reach the inside of the mixing tank, further improving It is beneficial to improve the mixing accuracy.

6. Several raw material barrels are located around the side wall of the mixing barrel, and the feed pipe is connected to the side wall of the mixing barrel. Various raw materials enter the barrel from different positions, and the stirring of the stirring blades makes the raw materials more dispersed, preventing all raw materials from being mixed. The accumulation of raw materials caused by entering from the same position affects the mixing efficiency and further improves the mixing efficiency.

Description of drawings

Fig. 1 is the process flow diagram of the production of plastic granules;

Fig. 2 is the structural representation of the utility model;

Fig. 3 is a structural schematic diagram of the control mechanism of the present invention.

detailed description

The utility model will be further described below in conjunction with the accompanying drawings.

As shown in Figure 2, it is a schematic structural view of the utility model.

The mixing system 100 for the production of plastic granules includes several raw material barrels 110 for containing raw materials, a mixing barrel 120 for mixing raw materials, a feed pipeline 130 connected between the raw material barrels 110 and the mixing barrel 120, and a The discharge pipe 140 at the bottom of 120 and the control mechanism 150 for controlling the mixing. An electromagnetic flow valve 111 is provided at the connection between the raw material barrel 110 and the feed pipe 130 for controlling the amount of raw material added.

As shown in FIG. 3 , it is a structural schematic diagram of the control mechanism of the present invention.

The control mechanism 150 includes an input module 151 for input, a processing module 152 connected to the input module 151 for calculating the added amount of each raw material, an execution module 153 connected to the processing module 152 for controlling the added amount of each raw material, connected to the processing module The display screen 154 of 152 and the execution module 153 are connected to the electromagnetic flow valve 111 and the stirring motor 122a.

The control mechanism 150 also includes a weight sensor 155 installed in the raw material barrel 110 for monitoring the weight of the raw material and an alarm 156 for issuing an alarm. Both the weight sensor 155 and the alarm 156 are connected to the processing module 152 . The weight sensor 155 monitors the weight of the raw material in the raw material barrel 110 in real time. When the weight of the raw material reaches a certain threshold, the processing module 152 controls the alarm 156 to send an alarm to remind the staff that the raw material is insufficient, and to add raw materials in time to avoid feeding due to insufficient raw materials. Inaccurate and feed stop, further improve mixing accuracy and mixing efficiency.

The mixing barrel 120 includes a barrel body 121 and a stirring mechanism 122 connected to the barrel body 121 for stirring.

The stirring mechanism 122 comprises a stirring motor 122a, a stirring shaft 122b connected to the output end of the stirring motor 122a, several groups of stirring blades 122c arranged successively from top to bottom along the length direction of the stirring shaft 122b, and the diameter of the stirring blades 122c increases successively from top to bottom, The diameter of the stirring blade 122c at the lowermost end matches the diameter of the barrel body 121, and several groups of stirring shafts 122b are provided, and the diameters of the stirring shafts 122b increase successively, and the raw materials are stirred from different heights in the barrel body 121 to make it Mix evenly, further improve the mixing accuracy.

The two ends of the mixing blade 122c at the lowermost end are respectively vertically provided with a scraper 122d, and the raw materials attached to the side wall of the barrel body 121 are all scraped off by the scraper 122d, so as to reduce the waste of raw materials and prevent the damage caused by the adhesion of certain raw materials. The ingredients are not allowed, which further improves the mixing accuracy.

The feed pipe 130 is provided with a vibrator 131, which drives the raw materials in the feed pipe 130 to vibrate to prevent the raw materials from adhering to the wall of the feed pipe 130, so that all the required amount of raw materials can reach the mixing tank 120 Internally, it is further beneficial to improve the mixing accuracy.

Several raw material barrels 110 are arranged around the side wall of the mixing barrel 120, and the feed pipe 130 is connected to the side wall of the mixing barrel 120. Various raw materials enter the barrel body 121 from different positions, and are stirred by the stirring blade 122c to make the raw materials more dispersed. , to prevent the accumulation of raw materials caused by all raw materials entering from the same position, affecting the mixing efficiency, and further improving the mixing efficiency.

Input the name of the plastic pellets to be produced through the input module 151, the processing module 152 calculates the required raw materials and the amount of each raw material added, and feeds this information back to the execution module 153, and the execution module 153 controls the electromagnetic flow valve 111 under the corresponding raw material barrel 110 When it is turned on for feeding, the display screen 154 displays the type and amount of raw materials added in real time. The corresponding raw materials enter the mixing barrel 120 through the feeding pipeline 130, and in the barrel body 121, the stirring mechanism 122 stirs each raw material to make it evenly mixed. On the one hand, the added types and amounts of raw materials are calculated by the processing module 152, and the calculation is accurate, and the electromagnetic flow valve 111 is controlled by the execution module 153 to feed the materials, so that the required amount can be added accurately, and the feeding accuracy is high, and the mixing accuracy is high , which is conducive to improving product quality; secondly, various raw materials are stirred in the barrel body 121 by the stirring mechanism 122, and can be mixed evenly, further improving product quality; thirdly, calculation, weighing, feeding and other work do not need manual operation , high degree of automation, high mixing efficiency; fourth aspect, the raw material is directly input into the mixing tank 120 through the feeding pipeline 130, and will not fly all over the sky, which is conducive to maintaining the cleanliness of the workshop.

The above-mentioned embodiments only express several implementation modes of the present utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the present utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (6)

1. particles production mixing system, it is characterised in that：Including several for containing the Raw material pail of raw material, for mixing The tempering tank of raw material, the feed pipe being connected between Raw material pail and tempering tank, positioned at mixing bottom of the barrel discharge pipe and use In the controlling organization being controlled to batch mixing；The Raw material pail is provided with for controlling raw material addition with feed pipe junction Electromagnetic flow valve；The controlling organization includes input module for input, be connected to input module adds for calculating each raw material The processing module of dosage, be connected to processing module for control each raw material addition performing module, be connected to processing module Display screen, the performing module is connected to electromagnetic flow valve；The tempering tank includes staving, is connected to staving for being stirred Rabbling mechanism.

2. particles production mixing system according to claim 1, it is characterised in that：The rabbling mechanism includes stirring Motor, the shaft for being connected to stirring motor outfan, some groups set gradually from top to bottom along shaft length direction are stirred Blade is mixed, the diameter of stirring vane increases successively from top to bottom, the diameter of the stirring vane of bottom and the diameter phase of staving Match somebody with somebody.

3. particles production mixing system according to claim 2, it is characterised in that：The stirring vane of the bottom Two ends be respectively perpendicular to be provided with and scrape wall flaps.

4. particles production mixing system according to claim 3, it is characterised in that：The controlling organization also includes setting It is placed in Raw material pail for monitoring the weight sensor and the alarm for sending alarm of raw material weight, the weight sensor Processing module is all connected to alarm.

5. particles production mixing system according to claim 4, it is characterised in that：The feed pipe is provided with and shakes Dynamic device.

6. particles production mixing system according to claim 5, it is characterised in that：Described several Raw material pails set up separately In the bucket body sidewall surrounding of tempering tank, feed pipe is connected to mixing barrel side wall.