Feeding device for plastic pipe production

Abstract

The utility model discloses a feeding device for plastic pipe production, and particularly relates to the technical field of processing equipment of plastic products, the feeding device comprises two supporting frames, self-locking universal wheels are symmetrically installed at the bottom ends of the two supporting frames in pairs, a feeding port communicated with an inner cavity of a tank body is installed on one side of the top of the outer surface of the tank body, and a discharging port communicated with the inner cavity of the tank body is installed on the other side of the top of the outer surface of the tank body. And a second tank body is fixedly installed on the upper portion of the feeding port, a material crushing mechanism is arranged in an inner cavity of the second tank body, a heating mechanism is arranged in an inner cavity of the first tank body, and a discharging pipe is installed on one side of the bottom of the outer surface of the first tank body. According to the feeding device for plastic pipe production, the material crushing mechanism is arranged to crush materials, the crushed materials are filtered and screened by the heating mechanism, the nonuniformity of the materials is reduced, the material crushing mechanism shovels up the materials which cannot be filtered by the filter plate when crushing the materials, and the materials are continuously crushed; the influence on normal blanking of the device due to accumulation of the materials on the filter plate caused by inconsistency of the materials and the filter holes of the filter plate is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the processing equipment technical field of plastic products, especially relates to a feeding device for plastic pipe production. BACKGROUND

[0002] Plastic pipe extruder is the equipment for producing plastic pipe, mainly by feeding system for accurately and uniformly sending plastic raw materials into the barrel of extruder, the barrel contains plastic raw materials and provides the space of heating and plasticizing, screw advances plastic raw materials by rotating and shearing mixing and plasticizing, heating and cooling system ensures plasticizing and forming of plastic in proper temperature range to prevent overheating or overcooling, head die determines the shape size and wall thickness of pipe, and plastic pipe extruder adds plastic particles or powder into the barrel during work.

[0003] The patent with the authorization announcement number CN207859441 U discloses a feeding device for plastic pipe production, which comprises a feeding hopper and a discharge hopper, characterized in that a vertical tangent pulverizing wheel is symmetrically arranged in the feeding hopper, and a spiral conveying rod is connected to the output shaft of the speed regulating motor and penetrates the side wall of the quantitative conveying pipeline. The device is reasonable in design, convenient and practical. The pulverizing wheel and filter screen are arranged on the feeding hopper to reduce the unevenness of the material. The heating coil is arranged in the interlayer between the feeding hopper and the feeding cylinder, which cooperates with the heating and drying device to effectively dry the material with high humidity. The conveying device with a scraping plate is arranged in the feeding cylinder from top to bottom in a staggered manner, which prolongs the conveying time of the material in the feeding cylinder, thereby more fully drying the material, avoiding the agglomeration and clogging of the conveying pipe due to the moisture of the material, and improving the production quality of the plastic pipe.

[0004] The pulverizing wheel of the device can only pulverize the material, and cannot guarantee the particle size of the pulverized material, which may cause the pulverized material to be inconsistent with the size of the filter screen holes, resulting in the accumulation of the material on the filter screen and affecting the normal feeding of the device. Utility model content

[0005] The main purpose of the utility model is to provide a feeding device for plastic pipe production, which can effectively solve the problems in the above.

[0006] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0007] The utility model provides a kind of feeding device for plastic pipe production, including two support frames, the top of two The support frame is symmetrically installed with self-locking universal wheel at bottom end respectively, the top one side of the outer surface of the jar one is installed with the feeding port being connected with its inner cavity, the upper portion of the feeding port is fixedly installed with jar two, the inner cavity of the jar two is provided with broken material mechanism, the inner cavity of the jar one is provided with heating mechanism, the bottom one side of the outer surface of the jar one is installed with discharge pipe.

[0008] Preferably, the lower end of the inner cavity of the jar two is fixedly installed with a mounting bracket, and a filter plate is annularly arranged on the mounting bracket.

[0009] Preferably, the broken material mechanism includes a fixed shell and a brushless motor, the brushless motor is fixedly installed on the middle of the top end of the mounting bracket through the fixed shell, a rotating rod is fixedly installed on the output shaft of the brushless motor through a shaft coupling, and a plurality of crushing blades are equidistantly installed on the outer surface of the rotating rod.

[0010] Preferably, a connecting ring is fixedly installed on the outer surface of the output shaft of the brushless motor, two connecting rods are symmetrically installed on the outer surface of the connecting ring, two staggered inclined scrapers are fixedly installed at the bottom ends of the two connecting rods, and the bottom ends of the two inclined scrapers are in contact with the top of the plurality of heating mechanisms.

[0011] Preferably, the heating mechanism includes a heating element and a heat-conducting member, the heating element is fixedly installed on the left side of the inner cavity of the jar one, the heat-conducting member is fixedly installed in the middle of the inner cavity of the jar one, a plurality of mounting holes are annularly arranged between the inner surface and the outer surface of the heat-conducting member, an electric heating tube is installed in the inner cavity of each mounting hole, and the electric heating tube is electrically connected with the heating element.

[0012] Preferably, a servo motor is fixedly installed on the right middle part of the outer surface of the jar one, a shaft rod is fixedly installed on one end of the inner cavity of the jar one through a shaft coupling, and an auger conveying blade is fixedly installed on the outer surface of the heat-conducting member.

[0013] Preferably, the output port of the discharge pipe is connected with an external pipe through a flange plate, and an electromagnetic valve is arranged at the output port of the discharge pipe.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The utility model discloses a broken material mechanism is set up to break material, and the broken material is filtered and screened by heating mechanism, reduces the uneven shape of material itself, and the material that cannot be filtered by filter plate is shovelled up and continues to break when the broken material mechanism breaks material, avoids the filter hole of material and filter plate from being inconsistent and leads to material accumulation on the filter plate, and influences normal unloading of the device.

[0016] 2. The utility model discloses a heating mechanism and discharge pipe are cooperated, and the broken material is dried in the process of discharging, avoids the agglomeration of material from damp, causes the blockage of discharge pipe, leads to the uneven particle of extruder, and the production quality of plastic pipe is improved. DRAWINGS

[0017] Figure 1 It is the whole structure schematic diagram of the utility model;

[0018] Figure 2 It is the section structure schematic diagram of the utility model in tank body one and heating mechanism;

[0019] Figure 3 It is the split structure schematic diagram of the utility model in tank body two and filter plate;

[0020] Figure 4 It is the local section structure schematic diagram of the utility model in broken material mechanism;

[0021] Figure 5 It is the connection structure schematic diagram of the utility model in heating element and heat conducting piece.

[0022] In the drawing: 1, tank body one;11, feed inlet;2, tank body two;21, mounting frame;22, filter plate;3, heating mechanism;31, heating element;32, servo motor;33, heat conducting piece;331, mounting hole;332, electric heating tube;34, shaft;35, auger conveying blade;4, broken material mechanism;41, fixed shell;42, connecting ring;43, connecting rod;44, rotating rod;45, broken blade;46, inclined scraper;47, brushless motor;5, discharge pipe;6, support frame;7, self-locking universal wheel;8, external connection pipe. DETAILED DESCRIPTION

[0023] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific implementation manners.

[0024] For example, Figures 1-5As shown, a plastic pipe production feeding device, including two support frames 6, the top of the two support frames 6 is fixedly installed with a tank body one 1, the bottom of the two support frames 6 is symmetrically installed with self-locking universal wheels 7, the top of one side of the outer surface of the tank body one 1 is installed with a feeding port 11 which is connected with the inner cavity of the tank body one 1, the upper part of the feeding port 11 is fixedly installed with a tank body two 2, the inner cavity of the tank body two 2 is provided with a crushing mechanism 4, the inner cavity of the tank body one 1 is provided with a heating mechanism 3, the bottom of one side of the outer surface of the tank body one 1 is installed with a discharge pipe 5;

[0025] The material is crushed by the crushing mechanism 4, and the crushed material is filtered and screened by the heating mechanism 3, which reduces the uneven shape of the material. The crushing mechanism 4 scoops up the material that cannot be filtered by the filter plate 22 and continues to crush it, avoiding the accumulation of material on the filter plate 22 due to the inconsistency of the filter holes, which affects the normal discharge of the device. The heating mechanism 3 is matched with the discharge pipe 5 to dry the crushed material during discharge, avoiding the agglomeration of the material due to moisture, which causes blockage of the discharge pipe 5 and uneven particles produced by the extruder, improving the production quality of the plastic pipe.

[0026] Specifically, the lower end of the inner cavity of the tank body two 2 is fixedly installed with a mounting frame 21, and the mounting frame 21 is annularly installed with a filter plate 22;

[0027] The crushing mechanism 4 includes a fixed shell 41 and a brushless motor 47, the brushless motor 47 is fixedly installed on the top end of the mounting frame 21 through the fixed shell 41, the output shaft of the brushless motor 47 is fixedly installed with a rotating rod 44 through a shaft coupling, and a plurality of crushing blades 45 are installed on the outer surface of the rotating rod 44 at equal intervals;

[0028] The outer surface of the output shaft of the brushless motor 47 is fixedly installed with a connecting ring 42, the outer surface of the connecting ring 42 is symmetrically installed with two connecting rods 43, the bottom ends of the two connecting rods 43 are fixedly installed with two staggered inclined scrapers 46, and the bottom ends of the two inclined scrapers 46 are in contact with the top of the plurality of heating mechanisms 3;

[0029] The material is poured into the tank body two 2, the brushless motor 47 is started, the brushless motor 47 drives the rotating rod 44 to rotate at high speed, thereby crushing the material in the tank body two 2, and the crushed material is screened by the filter plate 22 and then enters the tank body one 1 for the next drying work;

[0030] When the brushless motor 47 drives the rotating rod 44 to rotate, the two connecting rods 43 symmetrically installed on the outer surface of the connecting ring 42 are driven to rotate together, and the two connecting rods 43 drive the two oblique scrapers 46 staggered at the bottom to rotate together, so that the materials with large particle size accumulated on the filter plate 22 are scooped up and continue to be broken by the crushing blade 45.

[0031] Specifically, the heating mechanism 3 comprises a heating element 31 and a heat conducting piece 33, the heating element 31 is fixedly installed on the left side of the inner cavity of the tank body 1, the heat conducting piece 33 is fixedly installed on the middle of the inner cavity of the tank body 1, a plurality of installation holes 331 are arranged in the annular array between the inner surface and the outer surface of the heat conducting piece 33, and a plurality of electric heating tubes 332 are installed in the inner cavities of the installation holes 331; the electric heating tubes 332 are electrically connected with the heating element 31;

[0032] A servo motor 32 is fixedly installed on the right middle part of the outer surface of the tank body 1, an output shaft of the servo motor 32 extends into the inner cavity of the tank body 1 and is fixedly installed with a shaft rod 34 on one end through a shaft coupling, and a spiral conveying blade 35 is fixedly installed on the outer surface of the heat conducting piece 33 and is attached to the surface of the inner cavity of the tank body 1;

[0033] In use, first, the heating element 31 is started, the heating element 31 heats the heat conducting piece 33 through the plurality of electric heating tubes 332, when the heat conducting piece 33 is heated to the required temperature, the servo motor 32 is started, the servo motor 32 drives the spiral conveying blade 35 on the inner cavity surface of the heat conducting piece 33 to rotate through the shaft rod 34, so that the crushed materials are transmitted to the discharge pipe 5 for discharging by the spiral conveying blade 35 rotating, and the materials are in rolling contact with the inner cavity surface of the heat conducting piece 33 when the materials are rotated by the spiral conveying blade 35, so that the materials are heated and dried, and the materials are prevented from being agglomerated and caked due to moisture.

[0034] Specifically, the output port of the discharge pipe 5 is connected with an external pipe 8 through a flange plate, and an electromagnetic valve is arranged at the output port of the discharge pipe 5;

[0035] In use, first, the electromagnetic valve on the discharge pipe 5 is opened, so that the materials in the inner cavity of the tank body 1 are guided into the external pipe 8 on the discharge pipe 5 for the next process.

[0036] It should be particularly pointed out that the specific installation mode of the servo motor 32 and the brushless motor 47, the connection mode of the oil circuit and the control method all belong to conventional design, and the utility model will not be described in detail.

[0037] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A feeding device for plastic pipe production comprising two support frames (6), characterized in that: The top of two support frames (6) is fixedly installed with a tank body one (1), the bottom of two support frames (6) is symmetrically installed with self-locking universal wheels (7) respectively, the top of the outer surface of the tank body one (1) is installed with a feeding port (11) communicated with the inner cavity, the upper part of the feeding port (11) is fixedly installed with a tank body two (2), the inner cavity of the tank body two (2) is provided with a crushing mechanism (4), the inner cavity of the tank body one (1) is provided with a heating mechanism (3), the bottom of the outer surface of the tank body one (1) is installed with a discharge pipe (5).

2. The feeding device for plastic pipe production according to claim 1, characterized in that: The lower end of the inner cavity of the tank body two (2) is fixedly installed with a mounting frame (21), and the mounting frame (21) is annularly installed with a filter plate (22).

3. The feeding device for plastic pipe production according to claim 2, characterized in that: The crushing mechanism (4) comprises a fixed shell (41) and a brushless motor (47), the brushless motor (47) is fixedly installed on the middle of the top end of the mounting frame (21) through the fixed shell (41), the output shaft of the brushless motor (47) is fixedly installed with a rotating rod (44) through a shaft coupling, and a plurality of crushing blades (45) are equidistantly installed on the outer surface of the rotating rod (44).

4. The feeding device for plastic pipe production according to claim 3, characterized in that: The outer surface of the output shaft of the brushless motor (47) is fixedly installed with a connecting ring (42), the outer surface of the connecting ring (42) is symmetrically installed with two connecting rods (43), the bottom of the two connecting rods (43) is fixedly installed with two staggered inclined scrapers (46) respectively, and the bottom of the two inclined scrapers (46) is in contact with the top of a plurality of heating mechanisms (3).

5. The feeding device for plastic pipe production according to claim 1, characterized in that: The heating mechanism (3) comprises a heating element (31) and a heat conducting element (33), the heating element (31) is fixedly installed on the left side of the inner cavity of the tank body one (1), the heat conducting element (33) is fixedly installed in the middle of the inner cavity of the tank body one (1), and a plurality of mounting holes (331) are annularly arranged between the inner surface and the outer surface of the heat conducting element (33), an electric heating tube (332) is installed in the inner cavity of each mounting hole (331), and the electric heating tube (332) is electrically connected with the heating element (31).

6. A feeding device for plastic pipe production according to claim 5, characterized in that: The right middle part of the outer surface of the tank body one (1) is fixedly installed with a servo motor (32), one end of the output shaft of the servo motor (32) extending into the inner cavity of the tank body one (1) is fixedly installed with a shaft rod (34) through a shaft coupling, and the outer surface of the heat conducting element (33) is fixedly installed with a screw conveyor blade (35) attached to the surface of the inner cavity of the tank body one (1).

7. The feeding device for plastic pipe production according to claim 1, characterized in that: The output port of the discharge pipe (5) is connected with an external pipe (8) through a flange plate, and an electromagnetic valve is arranged at the output port of the discharge pipe (5).

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