CN222201595U - Automatic feeding device of plastic extruder - Google Patents

Abstract

The utility model provides an automatic feeding device of a plastic extruder, which relates to the technical field of extruders and comprises a base, wherein two sides of the base are fixedly connected with supports, an extruding cylinder is fixedly connected between the two supports and is positioned right above the base, one side, far away from the extruding cylinder, of one support is fixedly provided with a first motor, one side, close to the first motor, of the top end of the extruding cylinder is fixedly connected with a conveying pipe, the top end of the conveying pipe is fixedly connected with a feeding cylinder, a stirring shaft is driven by a second motor to rotate anticlockwise, a plurality of stirring rods are driven to stir raw materials and heat the raw materials in cooperation with heating rods, the raw materials are uniformly heated and cannot harden, in the rotating process, a scraping plate scrapes the inner side wall of a cavity of the feeding cylinder, the sticky waste of the raw materials is avoided, the stirring shaft is driven by the second motor to rotate clockwise, quantitative automatic feeding is realized, the raw materials are not easy to block by using spiral conveying, and the practicability is greatly improved as a whole.

Description

Automatic feeding device of plastic extruder

Technical Field

The utility model relates to the technical field of extruders, in particular to an automatic feeding device of a plastic extruder.

Background

In the plastic extrusion molding equipment, a plastic extruder is generally called a host machine, while a plastic extrusion molding machine of a follow-up equipment matched with the host machine is called an auxiliary machine, the host machine of the plastic extruder is an extruder and consists of an extrusion system, a transmission system and a heating and cooling system, and the plastic extrusion molding machine is one of the widely used machines in the plastic processing industry no matter in the present or future.

The prior art:

The utility model discloses an automatic feeding device of a plastic extruder, which is characterized in that two baffle plates symmetrically arranged can shield a discharge hole and prevent materials from flowing out of the discharge hole, one of two transmission shafts rotates in the process of driving a belt to rotate, gears are sleeved on the two transmission shafts and are in meshed connection, so that the two transmission shafts drive the baffle plates to rotate in opposite directions, the baffle plates are staggered with the discharge hole, automatic output of the materials is realized, compared with frequent manual feeding, the degree of automation is higher, the production cost is reduced, the automatic feeding device of the plastic extruder is more convenient to use, in the utility model, a stirring rod is arranged in the storage box, and the stirring rod is fixedly connected with a first stirring rod on the stirring box, so that the first stirring rod is uniformly mixed with the materials, and the first stirring rod is uniformly stirred;

The automatic feeding device of the plastic extruder has a single structure, is easy to harden and bond raw materials and is not beneficial to subsequent feeding due to long-time storage of the raw materials, the raw materials are easy to bond on the inner wall of the storage box and are wasted, meanwhile, the raw materials are not scraped in time, the later cleaning is not facilitated, impurities doped in the raw materials are not filtered, and excessive accumulation is easy to block;

The utility model thus provides an automatic feeding device for a plastic extruder.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides an automatic feeding device of a plastic extruder.

In order to achieve the purpose, the automatic feeding device of the plastic extruder comprises a base, wherein two sides of the base are fixedly connected with supports, an extruding cylinder is fixedly connected between the two supports and is located right above the base, one side, far away from the extruding cylinder, of the supports is fixedly provided with a first motor, one side, close to the first motor, of the top end of the extruding cylinder is fixedly connected with a conveying pipe, the top end of the conveying pipe is fixedly connected with a feeding cylinder, a stirring mechanism is arranged in the feeding cylinder, the stirring mechanism comprises a second motor and a stirring shaft, the second motor is fixedly arranged on the top end of the feeding cylinder, the stirring shaft is arranged inside the feeding cylinder, two symmetrical sides of the stirring shaft are fixedly connected with a plurality of stirring rods, the top ends of the stirring rods are fixedly provided with heating rods, one ends, far away from the stirring shaft, of the stirring rods on two sides are fixedly connected with scraping plates, and the bottom end of the stirring shaft is provided with a conveying shaft.

As a preferred scheme of the utility model, the top of (mixing) shaft extends feed cylinder fixed connection on the output of second motor, scraper blade and feed cylinder inner chamber lateral wall contact.

As a preferred scheme of the utility model, the conveying shaft is located the conveying pipe, the conveying shaft adopts screw blade design and peripheral edge side and conveying pipe inner chamber lateral wall contact.

As a preferred scheme of the utility model, install the filter plate between (mixing) shaft and the defeated material axle, the center pin fixed mounting of filter plate has one-way bearing, be equipped with a plurality of filter screen on the filter plate, one-way bearing's periphery border side and feed cylinder bottom cavity wall fixed connection, the filter plate is slope face design to both sides.

As a preferred scheme of the utility model, the (mixing) shaft passes through one-way bearing and the clockwise fixed connection of defeated material axle, the (mixing) shaft passes through one-way bearing and the anticlockwise swing joint of defeated material axle.

As a preferred scheme of the utility model, the feed inlet has been seted up to one side that feed cylinder top is close to the second motor, the feed cylinder bottom is the design of collection hourglass form, the feed cylinder bottom is close to the both ends of filter plate both sides declivity groove all and is equipped with the drain, the valve is installed to the drain.

The utility model has the advantages that the raw materials are fully filled in the feeding cylinder through the feeding port, in order to avoid the raw materials from being placed, cooled and hardened for a long time, the stirring shaft is driven by the second motor to rotate anticlockwise, the raw materials are driven by the stirring rods to be stirred and matched with the heating rods to heat the raw materials, the raw materials are uniformly heated and cannot be hardened, the inner side wall of the feeding cylinder cavity is scraped by the scraping plate in the rotating process, the sticky waste of the raw materials on the inner side wall of the cavity is avoided, the stirring shaft is driven by the second motor to rotate clockwise, the quantitative automatic feeding is realized, the impurity doped in the raw materials can be removed by utilizing the filter screen of the filter plate without influencing the subsequent production, and the practicability is greatly improved as a whole.

Drawings

FIG. 1 is a schematic perspective view of an automatic feeding device of a plastic extruder;

FIG. 2 is a schematic plan sectional view of a feed cylinder of an automatic feeding device for a plastic extruder;

fig. 3 is a schematic top plan view of a filter plate of an automatic feeding device of a plastic extruder.

Legend description:

1. A base; 2, a support, 3, an extrusion cylinder, 4, a first motor, 5, a feeding cylinder, 51, a feed inlet, 6, a conveying pipe, 7, a stirring mechanism, 71, a second motor, 72, a stirring shaft, 73, a stirring rod, 74, a scraper, 75, a heating rod, 76, a conveying shaft, 8, a filter plate, 81, a one-way bearing, 82 and a filter screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

As shown in fig. 1, fig. 2 and fig. 3, the utility model provides a technical scheme that an automatic feeding device of a plastic extruder comprises a base 1, wherein two sides of the base 1 are fixedly connected with supports 2, an extruding cylinder 3 is fixedly connected between the two supports 2 and is positioned right above the base 1, one side, away from the extruding cylinder 3, of one support 2 is fixedly provided with a first motor 4, one side, close to the first motor 4, of the top end of the extruding cylinder 3 is fixedly connected with a conveying pipe 6, the top end of the conveying pipe 6 is fixedly connected with a feeding cylinder 5, a stirring mechanism 7 is arranged in the feeding cylinder 5, the stirring mechanism 7 comprises a second motor 71 and a stirring shaft 72, the second motor 71 is fixedly arranged on the top end of the feeding cylinder 5, the stirring shaft 72 is arranged inside the feeding cylinder 5, two symmetrical sides of the stirring shaft 72 are fixedly connected with a plurality of stirring rods 73, the top ends of the stirring rods 73 are fixedly provided with heating rods 75, one ends, away from the stirring rods 73 on the two sides, of the stirring rods 73 are fixedly connected with a scraping plate 74, and the bottom end of the stirring shaft 72 is provided with a conveying shaft 76.

The top of the stirring shaft 72 extends out of the feeding barrel 5 to be fixedly connected to the output end of the second motor 71, the scraping plate 74 is in contact with the side wall of the inner cavity of the feeding barrel 5, and when the second motor 71 drives the stirring shaft 72 to rotate, the scraping plate 74 is driven to scrape the inner side wall of the inner cavity of the feeding barrel 5 at the same time, so that raw materials are prevented from being stuck to the wall of the inner cavity.

The conveying shaft 76 is located in the conveying pipe 6, the conveying shaft 76 is designed by adopting a propeller blade, the peripheral edge side of the conveying shaft 76 is in contact with the side wall of the inner cavity of the conveying pipe 6, when the conveying shaft 76 rotates, the spiral propeller blade is attached to the side wall of the inner cavity of the conveying pipe 6, spiral quantitative conveying of raw materials can be realized, and the raw materials are not easy to clamp.

The filter plate 8 is installed between the stirring shaft 72 and the material conveying shaft 76, a central shaft of the filter plate 8 is fixedly provided with a one-way bearing 81, a plurality of filter screens 82 are arranged on the filter plate 8, the peripheral edge side of the one-way bearing 81 is fixedly connected with the cavity wall at the bottom end of the feeding cylinder 5, the filter plate 8 is designed to be a slope surface to two sides, and on the basis of effective filtering of raw materials, the slope surface is utilized to facilitate the subsequent removal of impurities bonded on the filter plate 8, and the impurities can be scraped out through flushing or using tools.

The stirring shaft 72 is fixedly connected with the material conveying shaft 76 clockwise through a one-way bearing 81, the stirring shaft 72 can be locked by rotating clockwise to drive the material conveying shaft 76 to rotate, the stirring shaft 72 is movably connected with the material conveying shaft 76 anticlockwise through the one-way bearing 81, and the stirring shaft 72 does not drive the material conveying shaft 76 to rotate due to the movable connection of the one-way bearing 81.

The feed inlet 51 has been seted up to one side that feed cylinder 5 top is close to second motor 71, and feed cylinder 5 bottom is the design of collection hourglass shape, is convenient for gather materials, does benefit to follow-up defeated material axle 76 ration and carries, and feed cylinder 5 bottom is close to the both ends of filter plate 8 both sides lower oblique groove all are equipped with the drain, and the valve is installed to the drain, opens the valve, is convenient for the impurity that bonds on the drain discharge filter plate 8.

Working principle:

Specifically, when the automatic feeding device of the plastic extruder is used, raw materials are fully filled in the feeding cylinder 5 through the feeding port 51, the second motor 71 is driven to drive the stirring shaft 72 to rotate anticlockwise, the stirring shaft 76 is not rotated due to the fact that the one-way bearing 81 is movable, the stirring shaft 72 drives the stirring rods 73 to stir the raw materials, the heating rods 75 are matched to heat the raw materials, the raw materials are prevented from being hardened due to long-time storage and are not beneficial to subsequent conveying, meanwhile, the scraping plate 74 scrapes the inner wall of the feeding cylinder 5, raw material adhesion waste is avoided, the filter screen 82 on the filter plate 8 can filter impurities in the raw materials, purity of the raw materials is guaranteed, the valve of the supporting seat 2 of the feeding cylinder 5 can be opened subsequently, the impurities on the filter plate 8 are washed by water, the inclined surface of the filter plate 8 is utilized to be discharged from the supporting seat 2 of the feeding cylinder 5, the second motor 71 is driven to drive the stirring shaft 72 to rotate clockwise, the one-way bearing 81 is locked, the feeding shaft 76 can be driven to rotate, the quantitative conveying of the raw materials is realized, and the extruding mechanism in the extruding cylinder 3 is the prior art, and the repeated description is omitted.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. The utility model provides an automatic feed device of plastics extruder, includes base (1), its characterized in that, equal fixedly connected with support (2) in both sides of base (1), two fixedly connected with extrusion section of thick bamboo (3) and lie in directly over base (1) between support (2), one of them one side fixed mounting that extrusion section of thick bamboo (3) was kept away from to support (2) has first motor (4), one side fixedly connected with conveying pipeline (6) that extrusion section of thick bamboo (3) top is close to first motor (4), the top fixedly connected with feed cylinder (5) of conveying pipeline (6), install rabbling mechanism (7) in feed cylinder (5), rabbling mechanism (7) include second motor (71) and (72), second motor (71) fixed mounting is on the top of feed cylinder (5), inside feed cylinder (5) is established to (72), the equal fixedly connected with a plurality of puddler (73) in both sides of (72) symmetry, a plurality of puddler (73) top fixedly connected with feed rod (75), a plurality of both sides (72) are kept away from between stirring rod (72) and are installed.

2. The automatic feeding device of the plastic extruder according to claim 1, wherein the top end of the stirring shaft (72) extends out of the feeding cylinder (5) and is fixedly connected to the output end of the second motor (71), and the scraping plate (74) is in contact with the side wall of the inner cavity of the feeding cylinder (5).

3. An automatic feeding device for a plastic extruder according to claim 1, wherein the feed shaft (76) is located in the feed pipe (6), the feed shaft (76) is designed as a propeller blade, and the outer periphery of the feed shaft is in contact with the side wall of the inner cavity of the feed pipe (6) along the side.

4. The automatic feeding device of the plastic extruder, as set forth in claim 1, characterized in that a filter plate (8) is installed between the stirring shaft (72) and the material conveying shaft (76), a one-way bearing (81) is fixedly installed on a central shaft of the filter plate (8), a plurality of filter screens (82) are arranged on the filter plate (8), the peripheral edge side of the one-way bearing (81) is fixedly connected with the cavity wall at the bottom end of the feeding cylinder (5), and the filter plate (8) is designed to be a slope surface towards two sides.

5. The automatic feeding device of the plastic extruder of claim 4, wherein the stirring shaft (72) is fixedly connected with the material conveying shaft (76) clockwise through a one-way bearing (81), and the stirring shaft (72) is movably connected with the material conveying shaft (76) anticlockwise through the one-way bearing (81).

6. The automatic feeding device of the plastic extruder of claim 4, wherein a feeding hole (51) is formed in one side, close to the second motor (71), of the top end of the feeding cylinder (5), the bottom end of the feeding cylinder (5) is of a leakage-collecting design, drain outlets are formed in two ends, close to downward inclined grooves on two sides of the filter plate (8), of the bottom end of the feeding cylinder (5), and a valve is arranged on each drain outlet.