CN212528515U

CN212528515U - A special injection molding machine for PP plastic

Info

Publication number: CN212528515U
Application number: CN202021100218.1U
Authority: CN
Inventors: 林日省
Original assignee: Zhejiang Jietaier Machinery Co ltd
Current assignee: Zhejiang Jietaier Machinery Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-02-12
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a special injection molding machine of PP plastics, which comprises a base, injection mold is installed to the upside left part of base, the feeding cylinder is installed to the upside right part of base, the feeding jar is installed to the upside right-hand member of feeding cylinder, there is the cover at the top of feeding jar through the bolt fastening, there is positive and negative motor at the middle part of cover through the bolt fastening, the output of positive and negative motor is connected with the pivot, the lower extreme activity of pivot runs through the cover and is connected with first auger, the left and right sides of pivot all is fixed with the puddler, the bottom of feeding jar is equipped with discharging channel, discharging channel's inside nestification has the second auger, the inner wall of feeding jar is fixed with the heating pipe. The utility model discloses during the heating for the material is heated evenly, has improved product quality, and during the ejection of compact, makes discharging channel can the even ejection of compact, avoids discharging channel to block up, has improved work efficiency.

Description

Special injection molding machine of PP plastics

Technical Field

The utility model relates to an injection molding machine field, concretely relates to special injection molding machine of PP plastics.

Background

Injection molding machines are widely used in the production of plastic, rubber and other products. Plastic injection molding machine machinery has become one of the widely used machines in the plastic processing industry. The plastic injection molding machine can be matched with various plastic molding auxiliary machines such as pipes, films, rods, monofilaments, flat wires, packing belts, extruding nets, plates, special-shaped materials, pelleting, cable coating and the like to form various plastic extrusion molding production lines to produce various plastic products. The PP plastic particles are heated and fused in a machine barrel of an injection molding machine, the heated plastic particles are in a gluing state, and then the plastic particles are extruded into a mold for cooling and molding.

At present, PP plastic granules are heated unevenly when heating, lead to plastic granules and gelatinous plastics to mix together, have reduced product quality, and when the ejection of compact through discharging channel, block up discharging channel easily, cause inconvenience for whole processing.

Therefore, it is necessary to invent a special injection molding machine for PP plastics to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a special injection molding machine of PP plastics, through be equipped with the heating pipe in the feed tank, first auger, second auger and puddler, during the heating, positive and negative motor drives first auger, second auger and puddler clockwise rotation, first auger and the material of second auger bottom upwards transport the feed tank, the puddler stirs the material simultaneously, make the material be heated evenly, the product quality is improved, during the ejection of compact, electric control valve opens, positive and negative motor drives first auger, second auger and puddler anticlockwise rotation, first auger and second auger are with the material of feed tank downward transportation, first auger nestification is in discharging channel, make discharging channel can the even ejection of compact, avoid discharging channel to block up, work efficiency is improved, with the above-mentioned weak point in the solution technology.

In order to achieve the above object, the present invention provides the following technical solutions: an injection molding machine special for PP plastics comprises a base, wherein an injection mold is installed at the left part of the upper side of the base, a feeding hole is formed in the right side of the injection mold, a conveying cylinder is installed at the right part of the upper side of the base, a feeding tank is installed at the right end of the upper side of the conveying cylinder, a tank cover is fixed at the top of the feeding tank through bolts, a positive and negative motor is fixed at the middle part of the tank cover through bolts, a rotating shaft is connected with the output end of the positive and negative motor, a first auger is movably connected to the lower end of the rotating shaft through the tank cover in a penetrating mode, the first auger is nested in the feeding tank, stirring rods are fixed to the left side and the right side of the rotating shaft, the lower part of the feeding tank is conical, a discharging channel is arranged at the bottom of the feeding tank, an electric control valve is installed at the bottom end of the discharging channel, and a heating pipe is fixed on the inner wall of the feeding tank and is a snake-shaped heating pipe.

Preferably, the tank cover is provided with a feed inlet, the feed inlet is positioned on one side of the positive and negative motors, and the top end of the feed inlet is connected with a sealing cover.

Preferably, the inner wall of feed tank is fixed with the nestification and has first heat preservation, first heat preservation is made by the processing of rock wool material.

Preferably, the right end of the upper side of the material conveying cylinder is provided with a feeding hole, the upper end of the feeding hole is connected with the lower end of the discharge channel, and the inner cavity of the material conveying cylinder is communicated with the inner cavity of the feeding tank through the feeding hole and the discharge channel.

Preferably, the spiral discharging rod is nested in the conveying cylinder, a driving motor is fixed on the right side of the conveying cylinder, and the output end of the driving motor movably penetrates through the right side wall of the conveying cylinder to be connected with the right end of the spiral discharging rod.

Preferably, the inner wall of the material conveying cylinder is nested with a second heat insulation layer, and the second heat insulation layer is made of rock wool materials.

Preferably, the left end of the material conveying cylinder is conical, a discharge nozzle is arranged in the middle of the left end of the material conveying cylinder, and the discharge nozzle horizontally corresponds to the feeding hole.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the heating pipe, the first auger, the second auger and the stirring rod are arranged in the feeding tank, when the heating pipe, the positive and negative motor drives the first auger, the second auger and the stirring rod to rotate clockwise, the first auger and the second auger transport materials at the bottom of the feeding tank upwards, and the stirring rod stirs the materials at the same time, so that the materials are heated uniformly, the product quality is improved, when the discharging pipe is used for discharging, the electric control valve is opened, the positive and negative motor drives the first auger, the second auger and the stirring rod to rotate anticlockwise, the first auger and the second auger transport the materials in the feeding tank downwards, and the first auger is nested in the discharging channel, so that the discharging channel can discharge uniformly, the blockage of the discharging channel is avoided, and the working efficiency is improved;

2. through the nested second heat preservation that has at the inner wall of conveying cylinder, avoid giving off of the plastics material heat after the melting for the plastics material after the melting has better mobile state at the conveying cylinder, is convenient for the conveying of conveying cylinder to the plastics material after the melting.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of a feed tank of the present invention;

FIG. 3 is an enlarged view of the point A of FIG. 2 according to the present invention;

fig. 4 is a front view of the heating pipe of the present invention;

fig. 5 is a sectional view of the feed delivery cylinder of the present invention.

Description of reference numerals:

the device comprises a base 1, an injection mold 2, a feed hole 3, a feed delivery cylinder 4, a feed tank 5, a tank cover 6, a positive and negative motor 7, a rotating shaft 8, a first packing auger 9, a stirring rod 10, a discharge channel 11, an electric control valve 12, a second packing auger 13, a heating pipe 14, a feed inlet 15, a first heat-preservation layer 16, a feed inlet 17, a spiral discharge rod 18, a driving motor 19, a second heat-preservation layer 20 and a discharge nozzle 21.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a PP plastic special injection molding machine as shown in figures 1-5, which comprises a base 1, wherein an injection mold 2 is arranged at the left part of the upper side of the base 1, a feeding hole 3 is arranged at the right side of the injection mold 2, a material conveying cylinder 4 is arranged at the right part of the upper side of the base 1, a feeding tank 5 is arranged at the right end of the upper side of the material conveying cylinder 4, a tank cover 6 is fixed at the top part of the feeding tank 5 through bolts, a positive and negative motor 7 is fixed at the middle part of the tank cover 6 through bolts, the output end of the positive and negative motor 7 is connected with a rotating shaft 8, the lower end of the rotating shaft 8 movably penetrates through the tank cover 6 to be connected with a first auger 9, the first auger 9 is embedded in the feeding tank 5, stirring rods 10 are fixed at the left side and the right side of the rotating shaft 8, the lower part of the feeding, electric control valve 12 is installed to discharge channel 11's bottom, discharge channel 11's inside nested second auger 13 that has, the upper end of second auger 13 and the lower extreme fixed connection of first auger 9, the inner wall of feed tank 5 is fixed with heating pipe 14, heating pipe 14 sets up to snakelike heating pipe.

Further, in the above technical scheme, a feed inlet 15 is formed in the tank cover 6, the feed inlet 15 is located on one side of the positive and negative motor 7, a sealing cover is connected to the top end of the feed inlet 15, and PP plastic can be conveniently added into the feed tank 5 through the feed inlet 15.

Further, in above-mentioned technical scheme, the inner wall of feed tank 5 is fixed with the nested first heat preservation 16 that has, first heat preservation 16 is made by rock wool material processing, avoids giving off of thermal in the feed tank 5, has improved the effect to the heating of PP plastics.

Further, in the above technical scheme, the right end of the upper side of the feeding cylinder 4 is provided with the feeding hole 17, the upper end of the feeding hole 17 is connected with the lower end of the discharging channel 11, the inner cavity of the feeding cylinder 4 is communicated with the inner cavity of the feeding tank 5 through the feeding hole 17 and the discharging channel 11, so that the molten PP plastic material in the feeding tank 5 can conveniently enter the feeding cylinder 4 through the discharging channel 11 and the feeding hole 17, and the feeding cylinder 4 conveys the molten PP plastic material.

The implementation mode is specifically as follows: PP plastic is added into a feeding tank 5 through a charging port 15, a sealing cover is covered, a heating pipe 14 releases heat to heat the PP plastic when working, a positive and negative motor 7 drives a first auger 9, a second auger 13 and a stirring rod 10 to rotate clockwise, the first auger 9 and the second auger 13 rotate to transport the material at the bottom of the feeding tank 5 upwards, the stirring rod 10 rotates to stir the material simultaneously, so that the material is heated uniformly, the product quality is improved, an electric control valve 12 is opened when discharging, the positive and negative motor 7 drives the first auger 9, the second auger 13 and the stirring rod 10 to rotate anticlockwise, the first auger 9 and the second auger 13 rotate to transport the material in the feeding tank 5 downwards, the first auger 9 is nested in a discharging channel 11, the discharging channel 11 can discharge uniformly by rotating the first auger 9, the blocking of the discharging channel 11 is avoided, the PP plastic material in a molten state in the feeding tank 5 uniformly enters a material conveying cylinder 4 through the discharging channel 11 and a feeding port 17, improved work efficiency, the inner wall of feed tank 5 is fixed with first heat preservation 16, avoids giving off of heat in the feed tank 5, has improved the effect to the PP plastics heating, and this embodiment has specifically solved the PP plastic granules that exists among the prior art and has heated inhomogeneously when heating, leads to plastic granules and gelatinous plastics to mix together, has reduced product quality, and when passing through the discharging channel ejection of compact, blocks up discharging channel easily, leads to inconvenient problem for whole processing.

As shown in fig. 1 and 5, in the above technical scheme, a spiral discharging rod 18 is nested inside the material conveying cylinder 4, a driving motor 19 is fixed on the right side of the material conveying cylinder 4, an output end of the driving motor 19 movably penetrates through the right side wall of the material conveying cylinder 4 to be connected with the right end of the spiral discharging rod 18, and the driving motor 19 operates to drive the spiral discharging rod 18 to rotate so as to convey the molten PP plastic material in the material conveying cylinder 4.

Further, in above-mentioned technical scheme, the inner wall nestification of conveying cylinder 4 has second heat preservation 20, second heat preservation 20 is made by rock wool material processing, avoids giving off of molten state's PP plastics material heat for molten state's PP plastics material has better mobile state at conveying cylinder 4, is favorable to conveying cylinder 4 to molten state's PP plastics material to carry.

Further, in the above technical scheme, the left end of the feed delivery cylinder 4 is set to be conical, a discharge nozzle 21 is arranged in the middle of the left end of the feed delivery cylinder 4, and the discharge nozzle 21 horizontally corresponds to the feed hole 3.

The implementation mode is specifically as follows: drive motor 19 work drives spiral discharge bar 18 and rotates, spiral discharge bar 18 rotates and carries the PP plastics material of molten state in the feed delivery cylinder 4, the inner wall nestification of feed delivery cylinder 4 has second heat preservation 20, avoid giving off of molten state's PP plastics material heat, make molten state's PP plastics material have better mobile state at feed delivery cylinder 4, be favorable to feed delivery cylinder 4 to carry the PP plastics material of molten state, this embodiment has specifically solved the PP plastics material heat of molten state in the feed delivery cylinder 4 that exists among the prior art and has given off easily, the effect problem of PP plastics material transport has been reduced.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A special injection molding machine for PP plastic, comprising a base (1), characterized in that: an injection mold (2) is installed on the upper left part of the base (1), and a right side of the injection mold (2) is installed. A feeding hole (3) is provided on the side, a feeding cylinder (4) is installed on the upper right part of the base (1), and a feeding tank (5) is installed on the upper right end of the feeding cylinder (4). ), the top of the feeding tank (5) is fixed with a tank cover (6) by bolts, and the middle of the tank cover (6) is fixed with a positive and negative motor (7) by bolts, and the positive and negative motor (7) A rotating shaft (8) is connected to the output end of the rotating shaft (8), and the lower end of the rotating shaft (8) is connected to a first auger (9) through the tank cover (6), and the first auger (9) is nested in the feeding tank In (5), stirring rods (10) are fixed on the left and right sides of the rotating shaft (8), the lower part of the feeding tank (5) is configured to be conical, and the bottom of the feeding tank (5) is provided with a conical shape. There is a discharge channel (11), an electronically controlled valve (12) is installed at the bottom end of the discharge channel (11), and a second auger (13) is nested inside the discharge channel (11). The upper end of the second auger (13) is fixedly connected with the lower end of the first auger (9), the inner wall of the feed tank (5) is fixed with a heating pipe (14), and the heating pipe (14) is set as Serpentine heating tube.

2. A special injection molding machine for PP plastic according to claim 1, characterized in that: the tank cover (6) is provided with a feeding port (15), and the feeding port (15) is located at the front and back motors (7). ), the top of the feeding port (15) is connected with a sealing cover.

3. A special injection molding machine for PP plastic according to claim 1, characterized in that: the inner wall of the feeding tank (5) is fixed with a first thermal insulation layer (16) nested therein, and the first thermal insulation layer (16) Made of rock wool material.

4. A special injection molding machine for PP plastic according to claim 1, characterized in that: the upper right end of the feeding cylinder (4) is provided with a feeding port (17), and the feeding port (17) The upper end of the feeding tube (4) is connected to the lower end of the discharge channel (11), and the inner cavity of the feeding cylinder (4) communicates with the inner cavity of the feeding tank (5) through the feeding port (17) and the discharging channel (11). .

5. A special injection molding machine for PP plastic according to claim 1, characterized in that: a screw discharge rod (18) is nested inside the feeding barrel (4), and the feeding barrel (4) A drive motor (19) is fixed on the right side of the drive motor (19), and the output end of the drive motor (19) movably penetrates the right side wall of the feeding cylinder (4) and is connected to the right end of the screw discharge rod (18).

6. A special injection molding machine for PP plastic according to claim 1, characterized in that: the inner wall of the feeding barrel (4) is nested with a second thermal insulation layer (20), and the second thermal insulation layer (20) ) made of rock wool material.

7. A special injection molding machine for PP plastic according to claim 1, characterized in that: the left end of the feeding barrel (4) is set to be tapered, and the middle of the left end of the feeding barrel (4) is provided with an outlet A feeding nozzle (21), the discharging nozzle (21) is horizontally corresponding to the feeding hole (3).