CN212241749U - Impurity discharging device in injection molding return material - Google Patents

Abstract

The device belongs to the technical field of injection molding return equipment, and particularly relates to an impurity discharging device in injection molding return, which comprises a plastic crusher, an impurity discharging device, a fixing device, a charging barrel and an air blower device; impurity eduction gear is including circling round the casing, the shells inner wall that circles round cup joints a filter screen section of thick bamboo, filter screen section of thick bamboo outer wall with it is equipped with the fretwork fixed bolster to circle round between the shells inner wall, circle round the casing right-hand member bottom and set up the impurity discharge port, the shells inner wall right-hand member that circles round is equipped with the baffle, the casing left end that circles round is equipped with the pan feeding mouth, it is equipped with the discharge gate to circle round the casing right-hand member, the utility model discloses structural design scientific and reasonable, black point in the impurity product granule passes through a filter screen section of thick bamboo and product separation, and a filter screen section of thick bamboo has the filtering action to the black point in the plastic granules, and.

Description

Impurity discharging device in injection molding return material

Technical Field

The utility model relates to a feed back equipment technical field of moulding plastics specifically is an impurity eduction gear in feed back of moulding plastics.

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding, and the injection molding can be divided into injection molding and die casting, wherein an injection molding machine is a main molding device for making thermoplastic plastics or thermosetting plastics into plastic products with various shapes by using a plastic molding die, and the injection molding is realized by an injection molding machine and a die.

At present, injection molding products can generate defective products during processing, the products need to be fed back from new injection molding, product resources are fully utilized, black spots are generated due to pollution of the injection molding feed back in the recycling process, impurities cannot be discharged when grains are extracted again, and products are unqualified in black spots, so that an impurity discharging device in the injection molding feed back is provided.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

In view of the above-mentioned problem that exists among the impurity eduction gear in the existing feed back of moulding plastics, provided the utility model discloses.

Therefore, the utility model aims at providing an impurity eduction gear in feed back of moulding plastics can solve above-mentioned proposition because the feed back of moulding plastics can pollute at the retrieval and utilization in-process again and produce the black spot, and impurity can't discharge when taking out the grain once more and lead to the product to produce the problem that the black spot defective work produced.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

the utility model provides an impurity eduction gear in material return of moulding plastics, it includes: the device comprises a plastic crusher, an impurity discharge device, a fixing device, a charging barrel and a blower device;

the impurity discharging device comprises a rotary shell, the inner wall of the rotary shell is sleeved with a filter screen cylinder, a hollowed-out fixing support is arranged between the outer wall of the filter screen cylinder and the inner wall of the rotary shell, an impurity discharging port is formed in the bottom of the right end of the rotary shell, a baffle is arranged at the right end of the inner wall of the rotary shell, a feeding port is formed in the left end of the rotary shell, and a discharging port is formed in the right end of the rotary shell;

the impurity discharging device comprises two groups of impurity discharging devices, the fixing equipment is fixedly installed on the impurity discharging devices and comprises a bottom plate, side plates and a U-shaped plate, the inner wall of the U-shaped plate is clamped with the impurity discharging devices, the bottom of the U-shaped plate is fixedly installed on the bottom plate, and the side plates are fixedly installed at two ends of the U-shaped plate;

the input end of the impurity discharging device is connected with the right end of the bottom of the blanking barrel, and inclined baffles are uniformly arranged on the inner wall of the blanking barrel.

As an impurity eduction gear's an optimal selection scheme in feed back of moulding plastics, wherein: the utility model discloses a plastic grinder, including plastic grinder, plastic grinder top left end fixed mounting feeder hopper, plastic grinder inner wall fixed mounting hobbing cutter equipment, plastic grinder right-hand member fixed mounting drive apparatus, hobbing cutter equipment bottom is equipped with the filtration screen panel, it is in to filter screen panel fixed mounting the plastic grinder inner wall, plastic grinder bottom fixed mounting support, it does to filter screen panel bottom the plastic grinder output, the feed cylinder top that falls corresponds the plastic grinder output, support bottom fixed mounting the fixed equipment.

As an impurity eduction gear's an optimal selection scheme in feed back of moulding plastics, wherein: hobbing cutter equipment includes transmission shaft, sword row, bearing and belt pulley one, and the sword row welds evenly on the transmission shaft, and the transmission shaft both ends are passed through bearing fixed mounting and are in on the plastic grinder, transmission shaft rear end fixed mounting belt pulley.

As an impurity eduction gear's an optimal selection scheme in feed back of moulding plastics, wherein: the driving device comprises a servo motor, a second belt pulley and a belt, the second belt pulley is installed at the output end of the servo motor, and the second belt pulley is connected with the first belt pulley through the belt.

As an impurity eduction gear's an optimal selection scheme in feed back of moulding plastics, wherein: the fixing equipment further comprises a positioning column, a model shell and a sealing cover plate, wherein a model groove with the outline of the rotary shell is formed in the inner wall of the model shell, the positioning column is fixedly installed in the middle of the model shell, and the sealing cover plate is fixedly installed at the front end of the model shell.

As an impurity eduction gear's an optimal selection scheme in feed back of moulding plastics, wherein: and the output end of the air blower equipment is fixedly provided with a plastic pipeline, and the plastic pipeline is connected with the left end of the bottom of the blanking barrel.

Compared with the prior art: the impurity discharging device in the injection molding return material is provided with two groups of impurity discharging devices, each impurity discharging device comprises a rotary shell, the inner wall of the rotary shell is sleeved with a filter screen cylinder, a hollow fixing support is arranged between the outer wall of the filter screen cylinder and the inner wall of the rotary shell, the rotary shell is a plastic cylinder formed by 360-degree rotation, product particles can be turned over for 360 degrees by the rotary shell, black spots clamped in the middle of the product particles are screened out, the filter screen cylinder is a 180-mesh filter screen, the holes of the 180-mesh filter screen are larger than the black spots and smaller than the product particles, the black spots can be separated from the product by the 180-mesh filter screen, the product enters the plastic crusher through a feed hopper and is crushed by a hobbing cutter device and then enters a filter screen for filtering, the filtered product falls into a falling material cylinder, an air blower device is started again, the air blower device blows the product in the falling material cylinder to the impurity discharging devices, the black spots in the impurity product, the filter screen cylinder has a filtering effect on black spots in the plastic particles, and the impurity black particles are discharged through the discharge port.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

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

FIG. 2 is a schematic view of the structure of the device of the present invention;

FIG. 3 is a cross-sectional view of the impurity discharging apparatus of the present invention;

FIG. 4 is a cross-sectional view of the model shell of the present invention;

FIG. 5 is a front view of the model shell of the present invention;

FIG. 6 is a front view of the U-shaped board of the present invention;

fig. 7 is a right side view of the U-shaped plate of the present invention.

In the figure, a plastic crusher 100, a feed hopper 110, a hob apparatus 120, a driving apparatus 130, a filter screen 140, a bracket 150, an impurity discharging device 200, a rotary shell 210, a filter screen cylinder 220, a hollow fixed bracket 230, an impurity discharging port 240, a baffle 250, a feeding port 260, a discharging port 270, a fixed apparatus 300, a bottom plate 310, a side plate 320, a U-shaped plate 330, a positioning column 340, a model shell 350, a cover plate 360, a blanking cylinder 400, an inclined baffle 410, a blower apparatus 500 and a plastic pipeline 510.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Example 1:

the utility model provides an impurity discharging device in injection molding return material, which has the advantages of simple structure and strong filtering effect, please refer to fig. 1-7, and comprises a plastic crusher 100, an impurity discharging device 200, a fixing device 300, a blanking barrel 400 and an air blower device 500;

referring to fig. 1, a fixing device 300 is fixedly installed at the bottom of a plastic crusher 100, the plastic crusher 100 includes a feeding hopper 110, a hob device 120, a driving device 130, a filter screen 140 and a support 150, specifically, the feeding hopper 110 is installed at the left end of the top of the plastic crusher 100, the hob device 120 is fixedly installed on the inner wall of the plastic crusher 100, the driving device 130 is fixedly installed at the right end of the plastic crusher 100, the filter screen 140 is arranged at the bottom of the hob device 120, the filter screen 140 is fixedly installed on the inner wall of the plastic crusher 100, the support 150 is fixedly installed at the bottom of the plastic crusher 100, the output end of the plastic crusher 100 is arranged at the bottom of the filter screen 140, the top of a blanking cylinder 400 corresponds to the output end of the plastic crusher 100, the fixing device 300 is fixedly installed at the bottom of the support 150, the hob device 120 includes a transmission shaft, a cutter row, a bearing and a, a belt pulley is fixedly mounted at the rear end of the transmission shaft, the hobbing cutter device 120 has a crushing effect on plastic products, the driving device 130 comprises a servo motor, a second belt pulley and a belt, the second belt pulley is mounted at the output end of the servo motor and connected with the first belt pulley through the belt, the driving device 130 has a power supply effect on the hobbing cutter device 120, the feeding hopper 110 has an input effect on crushing of the products, the filtering net cover 140 is a metal filtering net, the filtering net cover 140 has a filtering effect on crushed plastics, and the support 150 has a supporting effect on the plastic crusher 100;

referring to fig. 1, 2 and 3, the impurity discharging device 200 is installed on a fixing apparatus 300, the impurity discharging device 200 includes a rotary casing 210, a filter screen drum 220, a hollow fixing support 230, an impurity discharging port 240, a baffle 250, a feeding port 260 and a discharging port 270, specifically, the impurity discharging device 200 includes a rotary casing 210, the inner wall of the rotary casing 210 is sleeved with the filter screen drum 220, the hollow fixing support 230 is arranged between the outer wall of the filter screen drum 220 and the inner wall of the rotary casing 210, the impurity discharging port 240 is arranged at the bottom of the right end of the rotary casing 210, the baffle 250 is arranged at the right end of the inner wall of the rotary casing 210, the feeding port 260 is arranged at the left end of the rotary casing 210, the discharging port 270 is arranged at the right end of the rotary casing 210, the rotary casing 210 is a plastic cylinder formed by 360 ° rotation, the rotary casing 210 can turn over the product particles by 360 ° to select the black dots sandwiched between the product particles, the rotary, the filter screen drum 220 is a 180-mesh filter screen, the 180-mesh filter screen has larger holes than black spots and smaller holes than product particles, the black spots can be separated from the product by the 180-mesh filter screen, the filter screen drum 220 has a filtering effect on the black spots in the plastic particles, the hollowed-out fixing support 230 is a plastic hollowed-out support, the hollowed-out fixing support 230 has a positioning effect on the filter screen drum 220, the impurity discharge port 240 has a discharging effect on the filtered black spots, the feed port 260 has an input effect on the plastic particles, the discharge port 270 has an output effect on the plastic particles, and the baffle 250 has the effect of preventing the impurity black particles from being discharged through the discharge port 270;

referring to fig. 2, 4, 5, 6 and 7, the fixing device 300 is installed at the bottom of the bracket 150, the fixing device 300 includes a bottom plate 310, a side plate 320 and a U-shaped plate 330, specifically, the inner wall of the U-shaped plate 330 is clamped with the impurity discharging device 200, the bottom of the U-shaped plate 330 is in threaded connection with the bottom plate 310, two ends of the U-shaped plate 330 are in threaded connection with the side plate 320, the U-shaped plate 330 has a clamping effect on the impurity discharging device 200, the side plate 320 has a positioning effect on two ends of the impurity discharging device 200, and the bottom plate 310 has a positioning effect on the bottom of the impurity discharging device 200;

the dropping cylinder 400 is made of a metal material.

When the device is used, after the impurity discharging device 200 is assembled, a rotating shell 210 is clamped on the inner wall of a U-shaped plate 330, a baffle 250 is in threaded connection with the bottom of the U-shaped plate 330, a side plate 320 is in threaded connection with two ends of the U-shaped plate 330, the assembled U-shaped plate 330 is fixedly arranged at the bottom of a bracket 150, the input end of the impurity discharging device 200 is connected with the right end of the bottom of a blanking cylinder 400, the left end of the bottom of the blanking cylinder 400 is connected with an air blower device 500, an inclined baffle 410 is uniformly arranged on the inner wall of the blanking cylinder 400, the blanking cylinder 400 is connected with the output end of a plastic crusher 100, a circuit component external power supply and a controller of the device are started, a driving device 130 is started, the driving device 130 drives a hobbing cutter device 120 device, a product enters the plastic crusher 100 through a feed hopper 110, and enters a filter screen 140, the blower device 500 is started again, the blower device 500 blows the product inside the blanking barrel 400 to the impurity discharging device 200, the impurity discharging device 200 is in a 360-degree surrounding shape, black spots in product particles are separated from the product through the filter screen barrel 220 and are discharged through the impurity discharging port 240, and the filtered product enters the next processing flow through the plastic pipeline 510;

example 2:

the fixing device 300 in embodiment 1 is replaced, the fixing device 300 further includes a positioning column 340, a model shell 350 and a cover plate 360, a model groove of the outline of the rotary shell 210 is formed in the inner wall of the model shell 350, the positioning column 340 is fixedly installed in the middle of the model shell 350, the front end of the model shell 350 is in threaded connection with the cover plate 360, the rotary shell 210 has a placing effect on the impurity discharging device 200, the positioning column 340 has a positioning effect on the rotary shell 210, the cover plate 360 has a positioning effect on the front end of the impurity discharging device 200, the rotary shell 210 is placed on the inner wall of the model shell 350, the rotary shell 210 is positioned through the positioning column 340, and the rotary shell 210 is fixed on the inner wall of the model shell 350 through the cover plate 360.

In order to prevent the products in the blanking barrel 400 from flowing back upwards, the inclined baffle 410 is installed on the inner wall of the blanking barrel 400, specifically, the input end of the impurity discharging device 200 is connected with the right end of the bottom of the blanking barrel 400, the inclined baffle 410 is evenly installed on the inner wall of the blanking barrel 400, the blanking barrel 400 has a bearing effect on the crushed plastic particles, and the inclined baffle 410 is used for preventing the gas backflow caused by the air blower device 500.

Referring to fig. 2, in order to prevent the product from being directly introduced into the impurity discharging device 200, a blower device 500 is installed at the left end of the material dropping cylinder 400, specifically, a plastic pipe 510 is fixedly installed at the output end of the blower device 500, the plastic pipe 510 is connected to the left end of the bottom of the material dropping cylinder 400, and the blower device 500 is a blower device dedicated for conveying pipeline particles.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. The utility model provides an impurity eduction gear in feed back of moulding plastics which characterized in that: comprises a plastic crusher (100), an impurity discharging device (200), a fixing device (300), a blanking barrel (400) and an air blower device (500);

the impurity discharging device (200) comprises a rotary shell (210), the inner wall of the rotary shell (210) is sleeved with a filter screen drum (220), a hollow fixing support (230) is arranged between the outer wall of the filter screen drum (220) and the inner wall of the rotary shell (210), an impurity discharging port (240) is formed in the bottom of the right end of the rotary shell (210), a baffle (250) is arranged at the right end of the inner wall of the rotary shell (210), a feeding port (260) is formed in the left end of the rotary shell (210), and a discharging port (270) is formed in the right end of the rotary shell (210);

the impurity discharging devices (200) are divided into two groups, the fixing equipment (300) is fixedly provided with the impurity discharging devices (200), the fixing equipment (300) comprises a bottom plate (310), side plates (320) and a U-shaped plate (330), the inner wall of the U-shaped plate (330) is clamped with the impurity discharging devices (200), the bottom of the U-shaped plate (330) is fixedly provided with the bottom plate (310), and the two ends of the U-shaped plate (330) are fixedly provided with the side plates (320);

the input end of the impurity discharging device (200) is connected with the right end of the bottom of the charging barrel (400), and inclined baffles (410) are uniformly arranged on the inner wall of the charging barrel (400).

2. The device for discharging the impurities in the injection molding returned material according to claim 1, wherein the feeding hopper (110) is fixedly installed at the left end of the top of the plastic crusher (100), the hobbing cutter device (120) is fixedly installed on the inner wall of the plastic crusher (100), the driving device (130) is fixedly installed at the right end of the plastic crusher (100), the hobbing cutter device (120) is provided with the filtering net cover (140) at the bottom, the filtering net cover (140) is fixedly installed on the inner wall of the plastic crusher (100), the support (150) is fixedly installed at the bottom of the plastic crusher (100), the output end of the plastic crusher (100) is arranged at the bottom of the filtering net cover (140), the top of the blanking barrel (400) corresponds to the output end of the plastic crusher (100), and the fixing device (300) is fixedly installed at the bottom of the support (150).

3. An injection molding return material impurity discharging device according to claim 2, wherein the hobbing cutter device (120) comprises a transmission shaft, a cutter row, a bearing and a first belt pulley, the cutter row is uniformly welded on the transmission shaft, two ends of the transmission shaft are fixedly installed on the plastic crusher (100) through the bearing, and the rear end of the transmission shaft is fixedly installed with the belt pulley.

4. The device for discharging impurities in injection molding returns as claimed in claim 2, wherein the driving device (130) comprises a servo motor, a second belt pulley and a belt, the second belt pulley is mounted at the output end of the servo motor, and the second belt pulley is connected with the first belt pulley through the belt.

5. The device for discharging impurities in injection molding return materials according to claim 1, wherein the fixing equipment (300) further comprises a positioning column (340), a model shell (350) and a cover plate (360), a model groove with the outline of the rotary shell (210) is formed in the inner wall of the model shell (350), the positioning column (340) is fixedly installed in the middle of the model shell (350), and the cover plate (360) is fixedly installed at the front end of the model shell (350).

6. An injection molding return impurity discharging apparatus as claimed in claim 1, wherein said blower device (500) is fixedly installed with a plastic pipe (510) at the output end, and said plastic pipe (510) is connected with the left end of the bottom of said dropping barrel (400).

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