CN209955174U

CN209955174U - Injection molding machine loading attachment

Info

Publication number: CN209955174U
Application number: CN201920617751.6U
Authority: CN
Inventors: 汤文华
Original assignee: Chengdu Su Chun Beijing Great Automotive Components Co Ltd
Current assignee: Chengdu Su Chun Beijing Great Automotive Components Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-01-17
Anticipated expiration: 2029-04-30

Abstract

The utility model provides an injection molding machine loading attachment relates to injection molding machine charging equipment technical field, rotates in the casing through changeing the piece, leads to locating the electro-magnet intermittent type formula of changeing the piece lateral wall and electrically connects with conductive contact piece, iron fillings in the continuous suction material with lift iron fillings off at the opposite side, the utility model relates to a rationally, the effectual metal content that reduces in the material has avoided equipment to receive the damage, has improved plastics finished product quality.

Description

Injection molding machine loading attachment

Technical Field

The utility model relates to an injection molding machine charging equipment technical field particularly, relates to an injection molding machine loading attachment.

Background

An injection molding machine is also known as an injection molding machine or an injection machine. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. The device is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity.

In traditional production process, the work of injection molding machine mainly includes four processes of material loading, heating, melting, moulding plastics, and at the in-process of moulding plastics of injection molding, generally use the polypropylene ethylene as main raw materials, place the polypropylene ethylene in the plastic basket, the material is inhaled in stretching into the basket to the material of taking out on the heating furnace.

For the ease of adding the raw materials among the prior art, the feed barrel generally has open charge door, but the charge door opens for a long time and can lead to the debris dust in the factory building workshop to fall into the feed barrel in, pollutes the raw materials, especially some iron fillings or metal part fall into the feed barrel, can cause the damage to equipment at the in-process of moulding plastics, influence the quality of moulding plastics of product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection molding machine loading attachment, can be quick sieve out the iron fillings in the material, avoid equipment to receive the damage, improved product quality.

The embodiment of the utility model is realized like this:

a feeding device of an injection molding machine comprises a feeding mechanism, an iron scrap removing mechanism, a drying barrel and a feeding device;

the feeding mechanism is arranged on the working platform;

the scrap iron removing mechanism comprises a shell and a rotating block, the shell is a cylinder provided with an inner cavity, a feed inlet used for being communicated with the feeding mechanism is arranged at the center of the upper end face of the shell, a bulk material channel communicated with the feed inlet and used for dispersing materials to the edge of the inner cavity is arranged in the inner cavity of the shell, the rotating block is a cylinder, a plurality of strip-shaped electromagnets parallel to the central axis of the rotating block are arranged on the side wall of the rotating block, the rotating block is vertically accommodated in the inner cavity of the shell, a material selecting channel is formed between the rotating block and the shell, the rotating block extends out of the shell through an extending section and is connected with the output end of a motor so as to enable the rotating block to rotate around the central axis of the rotating block, an arc-shaped conductive contact piece is pasted on the extending section in a rotatable mode and is fixed on the shell, a sector-, the lower end surface of the shell is also provided with a fan-shaped iron chip outlet, and the sum of the central angle of the iron chip outlet and the central angle of the refined material outlet is 180 degrees;

the drying barrel is communicated with the scrap iron removing mechanism through a concentrate outlet;

the feeding device is fixedly connected to the upper end of the injection molding machine and used for discharging the materials dried in the drying barrel into the injection molding machine.

Further, the feeding mechanism comprises a material suction machine, a discharge barrel and a material suction hopper, the material suction machine is communicated with the material suction hopper through an air guide pipe, the discharge barrel is communicated with the material suction hopper through a material suction pipe, and the material suction hopper is communicated with the scrap iron removing mechanism and used for feeding the scrap iron removing mechanism.

Furthermore, the air guide pipe is provided with a dust filter.

Further, the drying barrel comprises a material barrel and a hot air rod;

the material barrel is provided with a drying cavity and a hot air cavity, the hot air cavity is communicated with a first hot air blower, and the drying cavity is communicated with the scrap iron removing mechanism through the fine material outlet;

the hot air rod comprises a rotating rod and a stirring rod, the rotating rod can be arranged in the drying cavity in a rotating mode around a self central shaft, and the rotating rod is vertically arranged and is positioned on the central shaft of the drying cavity; the stirring rods are vertically connected to the rotating rod and spirally distributed along the rotating rod, air channels used for flowing hot air are arranged in the rotating rod and the stirring rods, and the stirring rods are provided with a plurality of air outlet holes communicated with the air channels and used for discharging the hot air; the dwang upper end is equipped with the extension, the extension is worn to locate hot-blast intracavity and extend the material bucket and be connected with drive arrangement's output, drive arrangement is fixed in the material bucket, and the first air intake that is used for communicateing hot-blast chamber and wind channel is offered to the extension.

Further, the drying barrel further comprises a filter, the filter comprises a dust filtering chamber, a harmful gas filtering chamber and a moisture absorption chamber which are sequentially communicated, a nylon net is filled in the dust filtering chamber and communicated with a wet air outlet of the drying chamber, an adsorptive filtering material is filled in the harmful gas filtering chamber, and a water absorbing material is filled in the moisture absorption chamber and communicated with a first air inlet of the first hot air chamber.

Further, the adsorptive filter material is activated alumina or activated carbon.

Further, feed arrangement includes thin material pipe, coarse material pipe, feeder hopper and second air heater, thin material pipe intercommunication injection molding machine, thin material pipe through select the material mouth with coarse material pipe intercommunication, the vertical setting of coarse material pipe and its lateral wall are equipped with the second air intake, the second air intake with select the material mouth just right, second air heater and second air intake intercommunication blow off so that the wind level, coarse material pipe top and respectively with stoving bucket and coarse material pipe are located to the feeder hopper, rotatable the installing is used for carrying out broken blade to the material in the feeder hopper.

Furthermore, the feed hopper is arranged under the drying barrel and used for receiving materials discharged by the drying barrel.

Furthermore, the connecting opening of feeder hopper and thick material pipe is thin strip, just the connecting opening with the wind current direction that the second hot-blast blower blew off is perpendicular.

Furthermore, the width of the connecting port is 0.5-1 cm.

The utility model has the advantages that:

use the utility model discloses the time, the material passes through feed mechanism and inhales iron fillings removal mechanism, the material passes through the inner chamber that the feed inlet got into the casing, under the effect of bulk cargo passageway, the material is dispersed to the edge of inner chamber, also exactly select the material passageway, change the piece this moment and rotate under the effect of motor, make electro-magnet intermittent type formula and conductive contact piece electricity be connected, when the electro-magnet is located the concentrate export directly over, the electro-magnet is connected with the conductive contact piece electricity, iron fillings suction in the electro-magnet will be expected to the material, the material falls into the concentrate export and is gone into the stoving bucket, along with the rotation of changeing the piece, the electro-magnet changes to the iron fillings export directly over, electro-magnet and conductive contact piece disconnection at this moment, iron fillings break away from the electro-magnet, it is discharged to fall into.

The utility model relates to a rationally, the effectual metal content that reduces in the material has avoided equipment to receive the damage, has improved plastics finished product quality, adopts the utility model discloses carry out the suction to iron fillings, need not clear up the commentaries on classics piece, reduce artifical input.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a feeding device of an injection molding machine provided in embodiment 1 of the present invention;

fig. 2 is a schematic structural view of the scrap iron removing mechanism provided in embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of a housing provided in embodiment 1 of the present invention;

fig. 4 is a front view of a rotary block provided in embodiment 1 of the present invention;

fig. 5 is a top view of a rotary block provided in embodiment 1 of the present invention;

fig. 6 is a bottom view of the housing according to embodiment 1 of the present invention;

icon: 1-feeding mechanism, 11-suction machine, 12-discharging barrel, 13-suction hopper, 14-air guide pipe, 15-suction pipe, 16-dust filter, 2-scrap iron removing mechanism, 21-shell, 211-inner cavity, 212-feeding hole, 213-bulk material channel, 214-material selecting channel, 215-conductive contact piece, 216-fine material outlet, 217-scrap iron outlet, 22-rotating block, 221-electromagnet, 222-extending shaft, 223-motor, 3-drying barrel, 31-material barrel, 311-drying cavity, 312-hot air cavity, 313-first hot air blower, 314-wet air outlet, 32-hot air rod, 321-rotating rod, 322-stirring rod, 323-air channel, 324-air outlet, 325-extension section, 326-driving device, 327-first air inlet, 33-filter, 331-dust filtering chamber, 332-harmful gas filtering chamber, 333-moisture absorbing chamber, 4-feeding device, 41-fine material pipe, 411-material selecting port, 42-coarse material pipe, 421-second air inlet, 43-feeding hopper, 431-connecting port, 44-second hot air blower and 45-blade.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal, vertical or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1, the present embodiment provides a feeding device of an injection molding machine, which includes a feeding mechanism 1, an iron scrap removing mechanism 2, a drying barrel 3 and a feeding device 4;

the feeding mechanism 1 is arranged on the working platform, the feeding mechanism 1 comprises a suction machine 11, a discharge barrel 12 and a suction hopper 13, the suction machine 11 is communicated with the suction hopper 13 through an air guide pipe 14, a dust filter 16 is arranged on the air guide pipe 14, the discharge barrel 12 is communicated with the suction hopper 13 through an air guide pipe 15, and the suction hopper 13 is communicated with the scrap iron removing mechanism 2 to feed materials to the scrap iron removing mechanism 2;

referring to fig. 2, the iron removing mechanism 2 includes a housing 21 and a rotary block 22,

referring to fig. 3, the housing 21 is a cylinder with an inner cavity 211, a feed inlet 212 is disposed at the center of the upper end surface of the housing 21 for communicating with the feeding mechanism 1, a bulk material channel 213 is disposed in the inner cavity 211 of the housing 21 for communicating with the feed inlet 212 to disperse the material to the edge of the inner cavity 211,

referring to fig. 4 and 5, the rotary block 22 is a cylinder, and the side wall of the rotary block 22 is provided with a plurality of bar-shaped electromagnets 221 parallel to the central axis of the rotary block 22, the rotary block 22 is vertically accommodated in the inner cavity 211 of the housing 21 and forms a material selecting channel 214 with the housing 21, the rotary block 22 extends out of the housing 21 through an extending shaft 222 and is connected to the output end of the motor 223 so as to rotate the rotary block 22 around its central axis, the extending shaft 222 is rotatably attached with an arc-shaped conductive contact piece 215, the conductive contact piece 215 is fixed to the housing 21, and a preferred embodiment of the electrical connection between the electromagnets 221 and the conductive contact piece: a plurality of conductive sliding pieces are circumferentially arranged on the extension shaft 222, the conductive sliding pieces are arranged corresponding to the electromagnets 221 one by one, the corresponding conductive sliding pieces and the electromagnets 221 are positioned on the same vertical plane, in order to prevent electric leakage between the conductive sliding pieces, an insulating block is arranged between the conductive sliding pieces, it should be noted that the rotating block is preferably made of a non-conductive and non-conductive material,

referring to fig. 6, the lower end surface of the housing 21 is provided with a sector annular concentrate outlet 216 corresponding to the conductive contact piece 215, the concentrate outlet 216 is arranged right below the outlet of the bulk material channel 213 and is communicated with the bulk material channel 213 through the material selecting channel 214, the lower end surface of the housing 21 is further provided with a sector annular scrap iron outlet 217, and the sum of the central angle of the scrap iron outlet 217 and the central angle of the concentrate outlet 216 is 180 degrees;

the drying barrel 3 is communicated with the scrap iron removing mechanism 2 through a concentrate outlet 216;

the feeding device 4 is fixedly connected to the upper end of the injection molding machine and is used for discharging the materials dried in the drying barrel 3 into the injection molding machine;

the utility model discloses the principle of realization does: the material is sucked into the scrap iron removing mechanism through the feeding mechanism, the material enters the inner cavity of the shell through the feeding hole, under the action of the bulk material channel, the material is dispersed to the edge of the inner cavity, namely the material selecting channel, at the moment, the rotating block rotates under the action of the motor, so that the electromagnet is intermittently and electrically connected with the conductive contact piece, when the electromagnet is positioned right above the concentrate outlet, the electromagnet is electrically connected with the conductive contact piece, the electromagnet sucks scrap iron in the material, the material falls into the concentrate outlet and is discharged into the drying barrel, along with the rotation of the rotating block, the electromagnet rotates to be right above the scrap iron outlet, at the moment, the electromagnet is disconnected with the conductive contact piece, the scrap iron is separated from the electromagnet, falls into the scrap iron outlet under the action of gravity and is discharged, and the;

in order to dry the materials by heating uniformly, the embodiment adopts the following drying equipment: referring to fig. 1, the drying tub 3 includes a material tub 31 and a hot air bar 32;

the material barrel 31 is provided with a drying cavity 311 and a hot air cavity 312, the hot air cavity 312 is communicated with a first hot air blower 313, and the drying cavity 311 is communicated with the scrap iron removing mechanism 2 through a refined material outlet 216;

the hot air rod 32 comprises a rotating rod 321 and a stirring rod 322, the rotating rod 321 can be arranged in the drying cavity 311 in a rotating manner around the central axis of the rotating rod 321, and the rotating rod 321 is vertically arranged and is positioned on the central axis of the drying cavity 311; the stirring rods 322 are vertically connected to the rotating rod 321, the stirring rods 322 are spirally distributed along the rotating rod 321, air channels 323 used for flowing hot air are arranged in the rotating rod 321 and the stirring rods 322, and the stirring rods 322 are provided with a plurality of air outlet holes 324 communicated with the air channels 323 and used for discharging the hot air; an extension section 325 is arranged at the upper end of the rotating rod 321, the extension section 325 penetrates through the hot air cavity 312 and extends out of the material barrel 31 to be connected with the output end of the driving device 326, the driving device 326 is fixed on the material barrel 31, and the extension section 325 is provided with a first air inlet 327 for communicating the hot air cavity 312 and the air duct 323;

plastic particles enter the drying cavity, the driving device is started to enable the rotating rod to rotate to drive the stirring rod to rotate, the first hot air heater is started, hot air enters the air channel from the hot air cavity and is dispersed to all parts of the drying cavity through the air channel to dry the materials, and after the drying is finished, the materials are discharged to perform the next round of drying;

in order to recycle the heat energy of the hot air, the hot air is recycled, but the moisture in the hot air needs to be removed, so the following method is adopted: referring to fig. 1, the drying tub 3 further includes a filter 33, the filter 33 includes a dust filtering chamber 331, a harmful gas filtering chamber 332 and a moisture absorbing chamber 333 which are sequentially communicated, the dust filtering chamber 331 is filled with a nylon net and is communicated with the wet air outlet 314 of the drying chamber 311, the harmful gas filtering chamber 332 is filled with an adsorptive filtering material (the adsorptive filtering material is activated alumina or activated carbon, etc.), and the moisture absorbing chamber 333 is filled with a water absorbing material (the absorbing material is absorbing sponge, etc.) and is communicated with the air inlet of the first hot air blower 313;

in order to make the material entering the injection machine thin enough to be melted sufficiently in the injection molding machine, referring to fig. 1, the feeding device 4 comprises a thin material pipe 41 and a thick material pipe 42, the feeding hopper 43 and the second hot air blower 44, the fine material pipe 41 is communicated with the injection molding machine, the fine material pipe 41 is communicated with the coarse material pipe 42 through the material selecting port 411, the coarse material pipe 42 is vertically arranged, the side wall of the coarse material pipe is provided with a second air inlet 421, the second air inlet 421 is opposite to the material selecting port 411, the second hot air blower 44 is communicated with the second air inlet 421 so that air can be blown out horizontally, the feeding hopper 43 is arranged above the coarse material pipe 42 and is respectively connected with the drying barrel 3 and the coarse material pipe 42, a blade 45 used for crushing the material is rotatably arranged in the feeding hopper 43, the feeding hopper 43 is arranged under the drying barrel 3 so as to receive the material discharged from the drying barrel 3, the dried material is discharged to the feeding hopper 43 under the action of gravity, and a connecting port of the feeding hopper 43 and the;

starting a motor connected with a blade to enable the blade to start rotating, then starting a fan to pour materials into a material storage cavity, enabling the materials to fall into a crushing cavity and a coarse material pipe in sequence under the action of gravity, after the materials enter the crushing cavity, crushing the materials into fine particles under the action of the blade, after the materials enter the coarse material pipe, blowing the fine materials in the materials into the fine material pipe due to the fact that the fan blows air to a material selection port, discharging the fine materials into an injection molding mechanism for injection molding, enabling the materials which are not blown into the fine material pipe to continue to fall, discharging the coarse material pipe, enabling the materials discharged from the coarse material pipe to be received by a charging barrel, and placing the charging barrel on a working platform;

in order to ensure the screening effect of the second hot air blower 44 on the materials, the connecting port 431 of the feeding hopper 43 and the coarse material pipe 42 is in a thin strip shape, the connecting port 431 is perpendicular to the direction of the air flow blown out by the second hot air blower 44, the width of the connecting port 431 is 0.5-1 cm, and the second hot air blower 44 can be used for screening the materials and drying the materials to a certain extent.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an injection molding machine loading attachment which characterized in that: comprises a feeding mechanism (1), an iron scrap removing mechanism (2), a drying barrel (3) and a feeding device (4);

the feeding mechanism (1) is arranged on the working platform;

the scrap iron removing mechanism (2) comprises a shell (21) and a rotating block (22), the shell (21) is a cylinder provided with an inner cavity (211), a feed inlet (212) used for being communicated with the feeding mechanism (1) is formed in the center of the upper end face of the shell (21), a bulk material channel (213) communicated with the feed inlet (212) and used for dispersing materials to the edge of the inner cavity (211) is formed in the inner cavity (211) of the shell (21), the rotating block (22) is cylindrical, a plurality of strip-shaped electromagnets (221) parallel to the central shaft of the rotating block (22) are arranged on the side wall of the rotating block (22), the rotating block (22) is vertically accommodated in the inner cavity (211) of the shell (21) and forms a material selecting channel (214) with the shell (21), the rotating block (22) extends out of the shell (21) through an extending shaft (222) and is connected to the output end of a motor (223) so that the rotating block (22) rotates around the central shaft of, the conductive contact piece (215) is fixed on the shell (21), the lower end face of the shell (21) is provided with a fan-shaped refined material outlet (216) corresponding to the conductive contact piece (215), the refined material outlet (216) is arranged right below the outlet of the refined material channel (213) and communicated with the refined material channel (213) through the material selecting channel (214), the lower end face of the shell (21) is also provided with a fan-shaped annular scrap iron outlet (217), and the sum of the central angle of the scrap iron outlet (217) and the central angle of the refined material outlet (216) is 180 degrees;

the drying barrel (3) is communicated with the scrap iron removing mechanism (2) through a concentrate outlet (216);

the feeding device (4) is fixedly connected to the upper end of the injection molding machine and used for discharging the materials dried in the drying barrel (3) into the injection molding machine.

2. The injection molding machine loading device of claim 1, wherein: the feeding mechanism (1) comprises a suction machine (11), a discharge barrel (12) and a suction hopper (13), the suction machine (11) is communicated with the suction hopper (13) through an air guide pipe (14), the discharge barrel (12) is communicated with the suction hopper (13) through a suction pipe (15), and the suction hopper (13) is communicated with the scrap iron removing mechanism (2) and used for feeding materials to the scrap iron removing mechanism (2).

3. The injection molding machine loading device of claim 2, wherein: the air guide pipe (14) is provided with a dust filter (16).

4. The injection molding machine loading device of claim 1, wherein: the drying barrel (3) comprises a material barrel (31) and a hot air rod (32);

the material barrel (31) is provided with a drying cavity (311) and a hot air cavity (312), the hot air cavity (312) is communicated with a first hot air blower (313), and the drying cavity (311) is communicated with the scrap iron removing mechanism (2) through the fine material outlet (216);

the hot air rod (32) comprises a rotating rod (321) and a stirring rod (322), the rotating rod (321) can be arranged in the drying cavity (311) in a rotating mode around the central axis of the rotating rod (321), and the rotating rod (321) is vertically arranged and located on the central axis of the drying cavity (311); the stirring rods (322) are vertically connected to the rotating rod (321), the stirring rods (322) are distributed spirally along the rotating rod (321), air channels (323) used for flowing hot air are arranged in the rotating rod (321) and the stirring rods (322), and the stirring rods (322) are provided with a plurality of air outlet holes (324) communicated with the air channels (323) and used for discharging hot air; dwang (321) upper end is equipped with extending section (325), extending section (325) is worn to locate in hot-blast chamber (312) and extend material bucket (31) and be connected with drive arrangement (326)'s output, drive arrangement (326) are fixed in material bucket (31), and extending section (325) is offered and is used for communicating first air intake (327) in hot-blast chamber (312) and wind channel (323).

5. The injection molding machine loading device of claim 4, wherein: drying bucket (3) still include filter (33), filter (33) are including dust filter chamber (331), harmful gas filter chamber (332) and moisture absorption room (333) that communicate in proper order, dust filter chamber (331) intussuseption is filled with the nylon wire and communicates with wet wind export (314) of stoving chamber (311), harmful gas filter chamber (332) are filled with adsorptivity filtering material, moisture absorption room (333) intussuseption be filled with water absorption material and with the air intake intercommunication of first air heater (313).

6. The injection molding machine loading device of claim 5, wherein: the adsorptive filter material is activated alumina or activated carbon.

7. The injection molding machine loading device of claim 1, wherein: feed arrangement (4) include thin material pipe (41), thick material pipe (42), feeder hopper (43) and second air heater (44), thin material pipe (41) intercommunication injection molding machine, thin material pipe (41) through select material mouth (411) with thick material pipe (42) intercommunication, thick material pipe (42) vertical setting and its lateral wall are equipped with second air intake (421), second air intake (421) with select material mouth (411) just right, second air heater (44) and second air intake (421) intercommunication are so that the level of wind blows off, feeder hopper (43) locate thick material pipe (42) top and respectively with drying bucket (3) and thick material pipe (42), rotatable installation in feeder hopper (43) is used for carrying out broken blade (45) to the material.

8. The injection molding machine loading device of claim 7, wherein: the feed hopper (43) is arranged right below the drying barrel (3) and is used for receiving materials discharged from the drying barrel (3).

9. The injection molding machine loading device of claim 7, wherein: and a connecting port (431) of the feed hopper (43) and the coarse material pipe (42) is in a thin strip shape, and the connecting port (431) is perpendicular to the direction of the air flow blown out by the second hot air blower (44).

10. The injection molding machine loading device of claim 9, wherein: the width of the connecting port (431) is 0.5-1 cm.