CN223644129U - A uniformly fed injection molding machine - Google Patents

Abstract

The utility model discloses an injection molding machine capable of uniformly feeding, belonging to the technical field of injection molding equipment, comprising an injection molding machine body and a drying assembly, wherein a material treatment box is arranged on the injection molding machine body, the utility model drives a screen to uniformly shake left and right through the output end of a stepping motor, the material particles in the sieve screen are sieved, so that larger material blocks in the material particles can be effectively sieved, the material particles can be heated uniformly and fully melted, extrusion molding and discharging are facilitated, and the melting and plasticizing efficiency of the material is improved; the air flow is generated by the fan, the heating pipe works to generate heat, and the generated high-temperature air flow is ejected by the two rows of exhaust nozzles to blow and dry the sieved material particles, so that the material particles can be quickly dried, the phenomenon that the material absorbing moisture forms bubbles in a product after being heated at a high temperature is avoided, and the quality of the product is ensured.

Description

Injection molding machine capable of feeding evenly

Technical Field

The utility model relates to the technical field of injection molding equipment, in particular to an injection molding machine capable of uniformly feeding materials.

Background

Injection molding machines, also known as injection molding machines or injection molding machines, are known in many factories as beer machines, and injection molding products are known as beer pieces, which are main molding equipment for molding thermoplastic plastics or thermosetting plastics into plastic products with various shapes by using plastic molding dies, and the process of injecting plastic in a plasticized molten state (i.e. viscous state) into a closed die cavity by means of the thrust of a screw (or a plunger) and obtaining the products after solidification and shaping mainly comprises the steps of quantitative feeding, melt plasticizing, pressure injection, mold filling cooling and mold opening and component taking.

But in the in-process of adding material granule to the injection molding machine, when the material granule contains great material piece in, current injection molding machine is difficult to carry out effective screening to the material granule, leads to the material granule to heat easily and melts inhomogeneous, influences the effect of extrusion molding ejection of compact to the material granule is when injecting into the injection molding machine in, inhales moisture in the air easily, is difficult to dry the moisture in the material granule among the prior art, and the moisture of material absorption releases and runs into the product in the die cavity after the material receives high temperature heating, causes the bubble in the product easily, influences the quality of product.

Disclosure of utility model

The utility model aims to provide an injection molding machine capable of uniformly feeding, larger material blocks in material particles can be effectively screened through the structural design of a screening net, a shaft lever, a stepping motor and a drying assembly, and the material particles can be rapidly dried, so that the problems that the material particles are difficult to effectively screen and the moisture in the material particles is difficult to dry are solved.

The utility model is realized by the following technical scheme:

The utility model relates to an injection molding machine capable of feeding materials uniformly, which comprises an injection molding machine body and a drying component, wherein the injection molding machine body is provided with two material treatment boxes, the two material treatment boxes are internally provided with through holes, the two through holes are internally provided with shaft rods in a rotating fit manner, one end of one shaft rod penetrates through the through holes, a stepping motor is arranged on the material treatment box, the output end of the stepping motor is connected with one end of one shaft rod, a sieve screen is connected between the two shaft rods, the sieve screen is provided with arc-shaped guide grooves, the two arc-shaped guide grooves are arranged in number, the two material treatment boxes are internally provided with arc-shaped sliding grooves, the two arc-shaped sliding grooves are matched with the arc-shaped sliding grooves, the drying component comprises two discharge pipes, a sealing box body and connecting pipes, the two discharge pipes are arranged on the two discharge pipes, the number of the discharge nozzles is one row, one end of each discharge pipe penetrates through one side plate of the material treatment box, the two ends of each connecting pipe are respectively connected with one end of the two discharge pipes, a fan is arranged on the material treatment box, the output end of each fan is connected with the sealing box, the sealing box is penetrated through the top of the sealing box body, the sealing box body is provided with one end, and the sealing box is penetrated through the sealing box body.

Further, the top of material processing case is provided with the top cap, has the loading hopper on the top cap.

Further, the screen is a semicircular screen frame, and the charging hopper is positioned right above the screen.

Further, the fixed rings are arranged on the discharge pipe in an interference fit mode, the number of the fixed rings is two, and one side of each fixed ring is connected with the inner wall of the material treatment box.

Further, the output end of the fan is connected with an elbow pipe, the bottom end of the elbow pipe penetrates through the top of the sealing box body, and the elbow pipe is mutually communicated with the inside of the sealing box body.

Further, the sealing box body is communicated with the inside of the air duct, and the air duct is communicated with the inside of the connecting pipe.

The utility model has the following beneficial effects:

1. According to the utility model, through the structural design of the sieve screen, the shaft lever and the stepping motor, the output end of the stepping motor drives the sieve screen to shake left and right uniformly, and the material particles in the sieve screen are sieved, so that larger material blocks in the material particles can be effectively sieved, the material particles can be ensured to be heated uniformly and fully to be melted, extrusion molding and discharging are facilitated, and the melting and plasticizing efficiency of the material is improved.

2. According to the utility model, through the structural design of the drying component, the air flow is generated by the fan, the heating pipe works to generate heat, so that the generated high-temperature air flow blows and dries the material particles, the material particles can be dried rapidly, the moisture in the material particles is effectively discharged, the effect of drying the material is achieved, the formation of bubbles in the product caused by the high-temperature heating of the material absorbing the moisture is avoided, and the quality of the product is ensured.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

Fig. 1 is a schematic diagram of an injection molding machine.

Fig. 2 is a schematic view of the structure of the top of the injection molding machine.

Fig. 3 is a schematic view of the internal installation structure of the material processing box.

Fig. 4 is a schematic view of the structure of the screen.

Fig. 5 is a schematic view of the structure of the material processing tank.

Fig. 6 is a schematic structural view of the drying assembly.

Fig. 7 is a schematic structural view of the heating member.

In the figure, 1, an injection molding machine body, 2, a material treatment box, 201, an arc chute, and 3, a screen;

301. Arc guide groove, 4, shaft lever, 5, step motor, 6, drying component, 601, discharge pipe;

6011. Exhaust nozzle 602, fan 603, sealed box, 6031, heating pipe 604, connecting pipe 605, air duct 7, top cover 701, and hopper.

Detailed Description

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

Referring to fig. 1-7, the utility model provides a technical scheme that an injection molding machine capable of uniformly feeding materials comprises an injection molding machine body 1 and a drying assembly 6, wherein the injection molding machine body 1 is a horizontal injection molding machine, a material treatment box 2 is arranged on the injection molding machine body 1, the material treatment box 2 is embedded into the top of a charging barrel on the injection molding machine body 1 through a converging bin arranged at the bottom of the material treatment box 2, so that the material particles are uniformly injected into the charging barrel on the injection molding machine body 1, a top cover 7 is arranged at the top of the material treatment box 2, and a charging hopper 701 is embedded into the top cover 7, so that the material particles can be conveniently injected into the material treatment box 2.

The through holes are formed in the material processing box 2, the number of the through holes is two, the shaft rods 4 are in running fit in the two through holes, one end of one shaft rod 4 penetrates through the through holes, the stepping motor 5 is installed on the material processing box 2, the output end of the stepping motor 5 is connected with one end of one shaft rod 4, the screen filter screen 3 is connected between the two shaft rods 4, the screen filter screen 3 is a semicircular screen frame, material particles can roll fully on the screen filter screen 3, the material particles are conveniently screened, the hopper 701 is located right above the screen filter screen 3, the arc guide grooves 301 are formed in the screen filter screen 3, the number of the arc guide grooves 301 is two, the arc guide grooves 201 are formed in the material processing box 2, and the arc guide grooves 301 are matched with the arc guide grooves 201.

When using injection molding machine body 1 to produce plastic products's in-process, need annotate material granule to carry out the heating melting in the injection molding machine body 1, firstly pour material granule into material processing case 2 through loading hopper 701 on top cap 7, material granule gets into material processing case 2 and fall to sieve screen 3 in, at this moment, start step motor 5, drive one of them axostylus axostyle 4 rotation through step motor 5's output, make sieve screen 3 receive the moment of torsion of axostylus axostyle 4 transmission and produce the rotation moment, the curb plate normal running fit of another axostylus axostyle 4 and material processing case 2, make sieve screen 3 take place to rotate between two axostylus axostyle 4, then control step motor 5 positive and negative rotation certain angle, make material granule can evenly rock about in sieve screen 3, carry out the screening to the material granule in the sieve screen 3, bigger material granule is left in sieve screen 3, evenly big material granule is through sieve screen 3 drops to the collection storehouse in material processing case 2 bottom and carries out subsequent heating melting and extrusion molding process through the material section of thick bamboo that gathers evenly on the entering injection molding machine body 1.

Drying component 6 includes discharge pipe 601, sealed box 603 and connecting pipe 604, discharge pipe 601 is equipped with two, be provided with exhaust nozzle 6011 on the discharge pipe 601, the quantity of exhaust nozzle 6011 is one row, discharge pipe 601 installs in material treatment box 2, interference fit has the solid fixed ring on the discharge pipe 601, the quantity of solid fixed ring is two, one side of solid fixed ring is connected with the inner wall of material treatment box 2, can conveniently install discharge pipe 601 in material treatment box 2, one end of discharge pipe 601 runs through a side plate of material treatment box 2, the both ends of connecting pipe 604 are connected with the one end of two discharge pipes 601 respectively, install fan 602 on the material treatment box 2, fan 602's output through connection is at the top of sealed box 603, fan 602's output is connected with the elbow pipe, the top of elbow pipe runs through the top of sealed box 603, elbow pipe and the inside intercommunication of sealed box 603, can conveniently carry the air current that fan 602 produced to the sealed box 2 in, be provided with heating pipe 6031 in the sealed box 603, the bottom of sealed box 603 is run through air duct 605 and inside 605, can be connected with inside air duct 605 and inside 605, the inside air duct 605 is connected with inside air duct 605.

In the process of screening the material particles in the material processing box 2 through the screening net 3, when the material particles with uniform size fall to the bottom in the material processing box 2 through the filtering holes on the screening net 3, a fan 602 and a heating pipe 6031 in a sealing box 603 are started, the heating pipe 6031 works to generate heat, the air flow output by the output end of the fan 602 generates high-temperature air flow through the heating pipe 6031 in the sealing box 603, the high-temperature air flow is conveyed into a connecting pipe 604 through an air duct 605, and then is conveyed into two discharging pipes 601 through the connecting pipe 604 and is sprayed out through a row of exhaust nozzles 6011 on the discharging pipe 601, and the material particles screened in the screening net 3 are blown and dried in the material processing box 2 through the high-temperature air flow sprayed out through the two rows of exhaust nozzles 6011, so that the material particles can be kept dry when entering a charging barrel on the injection molding machine body 1.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (6)

1. An injection molding machine capable of feeding materials uniformly comprises an injection molding machine body (1), and is characterized in that a material treatment box (2) is arranged on the injection molding machine body (1);

The material treatment box (2) is internally provided with two through holes, the two through holes are internally provided with shaft rods (4) in a rotating fit manner, one end of each shaft rod (4) penetrates through the corresponding through hole, the material treatment box (2) is provided with a stepping motor (5), the output end of each stepping motor (5) is connected with one end of one shaft rod (4), a screen filter screen (3) is connected between the two shaft rods (4), the screen filter screen (3) is provided with arc-shaped guide grooves (301), the number of the arc-shaped guide grooves (301) is two, the material treatment box (2) is internally provided with arc-shaped sliding grooves (201), the number of the arc-shaped sliding grooves (201) is two, and the arc-shaped guide grooves (301) are matched with the arc-shaped sliding grooves (201);

Still include stoving subassembly (6), stoving subassembly (6) include drain pipe (601), sealed box (603) and connecting pipe (604), drain pipe (601) are equipped with two, be provided with exhaust nozzle (6011) on drain pipe (601), the quantity of exhaust nozzle (6011) is one row, install in material processing case (2) drain pipe (601), one end of drain pipe (601) runs through a side board of material processing case (2), the both ends of connecting pipe (604) are connected with the one end of two drain pipes (601) respectively, install fan (602) on material processing case (2), the output through-connection of fan (602) is at the top of sealed box (603), be provided with heating pipe (6031) in sealed box (603), the bottom through-mounting of sealed box (603) has air duct (605), one end and connecting pipe (604) of air duct (605) are connected.

2. An injection molding machine with uniform feeding according to claim 1, characterized in that the top of the material handling box (2) is provided with a top cover (7), and the top cover (7) is embedded with a hopper (701).

3. An injection molding machine with uniform feeding according to claim 2, characterized in that the screen (3) is a semicircular frame, and the hopper (701) is located right above the screen (3).

4. A uniformly fed injection molding machine according to any one of claims 1-3, wherein the discharge pipe (601) is provided with two fixing rings in an interference fit manner, and one side of each fixing ring is connected with the inner wall of the material processing box (2).

5. The injection molding machine capable of feeding evenly according to claim 4, wherein the output end of the fan (602) is connected with an elbow pipe, the bottom end of the elbow pipe penetrates through the top of the sealing box body (603), and the elbow pipe is mutually communicated with the inside of the sealing box body (603).

6. The injection molding machine capable of uniformly feeding materials according to claim 5, wherein the sealing box body (603) is communicated with the inside of the air duct (605), and the air duct (605) is communicated with the inside of the connecting pipe (604).