CN219522749U - Pellet mixture feeder hopper - Google Patents

Abstract

The utility model relates to a pellet mixture feed hopper which comprises a hopper wall, a hopper cover, a hopper bottom, a feed pipeline, an extrusion unit, a stirring unit and a material lifting unit, wherein the hopper cover is arranged on the hopper wall; the hopper wall is provided with a discharge hole, and the hopper cover and the hopper bottom are fixed at two ends of the hopper wall and form a first accommodating space; the feeding pipeline is fixed on the hopper cover, one end of the telescopic part of the extrusion unit is fixed with the hopper cover, the other end of the telescopic part of the extrusion unit is fixed with one end of the extrusion part, and the extrusion part of the extrusion unit is positioned in the first accommodating space; the stirring unit comprises a stirring motor and a stirring part, the stirring motor is positioned outside the first accommodating space, and the stirring part is positioned in the first accommodating space; the material lifting unit comprises a material lifting motor and a material lifting part, wherein the material lifting motor is positioned outside the first accommodating space, the material lifting part is positioned in the first accommodating space, and the material lifting screw is arranged close to the discharge hole. According to the utility model, the material at the top is mixed with the material at the bottom through the material lifting unit, and the mixing uniformity of the particle-sheet mixture is ensured by matching with the stirring unit; is suitable for mixing granules, tablets and mixtures.

Description

Pellet mixture feeder hopper

Technical Field

The utility model relates to the field of film production, in particular to a particle sheet mixture feed hopper.

Background

The existing rotary spiral stirring hopper is internally provided with a plurality of structures which are relatively easy to wear and relatively need to be maintained, such as connecting rods, gear shafts and the like, and the whole cover is required to be lifted up for maintenance during maintenance.

Disclosure of Invention

Based on the above, the utility model aims to provide a pellet mixture feed hopper, wherein the pellets which tend to float upwards naturally and the pellets which tend to sink downwards naturally are uniformly mixed in the vertical direction through an extrusion unit, the materials are uniformly mixed in the horizontal direction through a stirring unit, the stirred materials are sent to a discharge port through a material lifting unit, and the stirring effect is further improved due to the fact that a material lifting screw is arranged in the hopper in an open mode, and the mixing uniformity of the pellet mixture is ensured through the combination of the three materials; the utility model also provides a structure which is relatively easy to wear and relatively needs maintenance outside the hopper as far as possible, and the whole hopper cover does not need to be lifted during maintenance, so that the utility model has the advantages of simple steps and convenient maintenance.

A particle sheet mixture feed hopper comprises a hopper wall, a hopper cover, a hopper bottom, a feed pipeline, an extrusion unit, a stirring unit and a material lifting unit; the inner diameter of one end of the hopper wall is larger than that of the other end of the hopper wall, the hopper wall is provided with a discharge hole, a hopper cover is arranged at one end with the larger inner diameter of the hopper wall, the outer diameter of the hopper cover is larger than that of one end of the hopper wall, a hopper bottom is fixed at one end with the smaller inner diameter of the hopper wall, the outer diameter of the hopper bottom is larger than that of the other end of the hopper wall, and the hopper cover, the hopper wall and the hopper bottom form a first accommodating space; the feeding pipeline is fixed on the hopper cover, is positioned outside the first accommodating space and is communicated with the first accommodating space, the extrusion unit comprises a telescopic part and an extrusion part, one end of the telescopic part is fixed with the hopper cover, the other end of the telescopic part can be telescopic, the other end of the telescopic part is fixed with one end of the extrusion part, one end of the extrusion part is positioned outside the first accommodating space, the extrusion part comprises an extrusion claw, and the extrusion claw is positioned in the first accommodating space; the stirring unit comprises a stirring motor and a stirring part, the stirring motor is positioned outside the first accommodating space, a shaft of the stirring motor is connected with one end of the stirring part, the stirring part comprises a stirring claw, and the stirring claw is positioned in the first accommodating space; the material lifting unit comprises a material lifting motor and a material lifting part, wherein the material lifting motor is positioned outside the first accommodating space, a shaft of the material lifting motor is connected with one end of the material lifting part, the material lifting part comprises a material lifting screw rod, the material lifting screw rod is positioned in the first accommodating space, the material lifting screw rod is close to the discharge hole, the distance between one end of the material lifting screw rod and one end of the hopper wall with small inner diameter is greater than the distance between the discharge hole and one end of the hopper wall with small inner diameter, and the distance between the other end of the material lifting screw rod and one end of the hopper wall with small inner diameter is greater than the distance between the other end of the stirring part and one end of the hopper wall with small inner diameter.

According to the particle and tablet mixture feed hopper, materials are uniformly mixed in the horizontal direction through the stirring unit, the stirred materials are conveyed to the discharge port through the material lifting unit, and as the material lifting screw is arranged in the hopper in an open mode, the material lifting unit also plays a role in conveying the materials at the bottom in a stirring space, so that the stirring effect is further improved, and the mixing uniformity of the particle and tablet mixture is ensured through the combination of the three materials; is suitable for mixing the granular material and sheet material mixture.

Further, the first accommodation space includes feeding space, stirring space and ejection of compact space, feeding space stirring space with ejection of compact space sets gradually, wherein feeding space is located the big one end of hopper wall internal diameter, and ejection of compact space is located the little one end of hopper wall internal diameter, the stirring claw is located stirring space.

Further, one end of the stirring claw is positioned at the junction of the feeding space and the stirring space, and the other end of the stirring claw is positioned at the junction of the stirring space and the discharging space.

Further, the stirring claw includes puddler, a plurality of first stirring arm and a plurality of first stirring arm that link down, a plurality of first stirring arm that go up, a plurality of first stirring arm and a plurality of first stirring arm that link down quantity is the same, a plurality of first stirring arm that go up is located a plane, a plurality of first stirring arm that go up is located another plane, a plurality of first plane that go up the stirring arm place and a plurality of first plane that the stirring arm place are parallel to each other, a plurality of first one end of going up the stirring arm and a plurality of first one end of stirring arm that link down are fixed on the puddler, a plurality of first other ends of going up the stirring arm and a plurality of first other ends of stirring arm that link down are connected with the both ends of first stirring arm respectively, a plurality of first stirring arm parallel arrangement.

Further, the stirring device further comprises a plurality of second upper stirring arms, a plurality of second lower stirring arms and a plurality of second stirring connecting arms, wherein the number of the second upper stirring arms, the number of the second lower stirring arms and the number of the second stirring connecting arms are the same, the plurality of second upper stirring arms are positioned on one plane, the plurality of second lower stirring arms are positioned on another plane, the planes of the plurality of second upper stirring arms and the planes of the plurality of second lower stirring arms are parallel to each other, one end of the plurality of second upper stirring arms and one end of the plurality of second lower stirring arms are fixed on a stirring rod, the other end of the plurality of second upper stirring arms and the other end of the plurality of second lower stirring arms are respectively connected with two ends of the second stirring connecting arms, and the plurality of second stirring connecting arms are arranged in parallel; on the direction that the puddler extends, a plurality of second go up the stirring arm and be located a plurality of first stirring arms and a plurality of first stirring arms down between, a plurality of first stirring arms are located a plurality of second and go up between stirring arm and a plurality of second stirring arms down, a plurality of second stirring arm is located two adjacent a plurality of first stirring arm between, a plurality of first stirring arm is located two adjacent a plurality of second stirring arm between.

Further, the extrusion claw includes the extrusion pole, a plurality of first extrusion arm and a plurality of second extrusion arm set up respectively on two planes, the one end of a plurality of first extrusion arm and the one end of a plurality of second extrusion arm are all fixed with the stirring connecting rod, a plurality of first extrusion arm and a plurality of second extrusion arm equiangular setting on its corresponding plane, a plurality of second extrusion arm equiangular setting, in the direction that the extrusion pole extends, a plurality of first extrusion arm and a plurality of second extrusion arm stagger the setting.

Further, the telescopic part comprises a contracted state and a fully extended state, wherein the contracted state is a state that the distance between two ends of the telescopic part is minimum, and the fully extended state is a state that the distance between two ends of the telescopic part is maximum; in the contracted state, one end of the extrusion claw is positioned in the stirring space, and the other end of the extrusion claw is positioned in the discharging space and is close to the bottom of the hopper; in the fully extended state, one end of the extrusion claw is positioned in the feeding space, and the other end of the extrusion claw is positioned in the stirring space.

Further, the other end of the lifting screw is close to the end with the small inner diameter of the hopper wall.

Further, the extrusion part further comprises an extrusion connecting rod, one end of the extrusion connecting rod is connected with the other end of the telescopic part, and the other end of the extrusion connecting rod is connected with the extrusion rod; the stirring portion further comprises a stirring connecting rod, one end of the stirring connecting rod is connected with a shaft of the stirring motor, and the other end of the stirring connecting rod is connected with the stirring rod.

Further, the hopper bottom is detachably fixed at the end with the smaller inner diameter of the hopper wall.

For a better understanding and implementation, the present utility model is described in detail below with reference to the drawings.

Drawings

FIG. 1 is a schematic view of a pellet feed hopper as described in example 1;

wherein, hopper wall 1, discharge gate 11, hopper cover 2, hopper bottom 3, first accommodation space 123, feed space 1231, stirring space 1232, discharge space 1233, feed pipe 4, extrusion unit 5, extrusion seat 51, first top surface 511, first bottom surface 512, first side surface 513, expansion and contraction portion 52, connecting plate 53, extrusion portion 54, extrusion link 541, extrusion claw 542, extrusion rod 5421, first extrusion arm 5422, second extrusion arm 5423, guide cylinder 55, stirring unit 6, stirring seat 61, stirring motor 62, stirring portion 63, stirring link 631, stirring claw 632, stirring rod 6321, first upper stirring arm 6322, first lower stirring arm 6323, first stirring arm 6324, second upper stirring arm 6325, second lower stirring arm 6326, second stirring arm 6327, lifting unit 7, lifting seat 71, lifting motor 72, lifting portion 73, lifting link 731, lifting screw 732, discharge pipe 8.

Detailed Description

The embodiment provides a particle sheet mixture feed hopper which comprises a hopper wall 1, a hopper cover 2, a hopper bottom 3, a feed pipeline 4, an extrusion unit 5, a stirring unit 6, a material lifting unit 7, a discharge valve (not shown) and a discharge pipeline 8. The hopper cover 2 covers and establishes the one end that is big at hopper wall 1 internal diameter, and feed pipeline 4, extrusion unit 5, stirring unit 6 and carry material 7 all set up on hopper cover 2, and the bleeder valve setting is at the one end that hopper wall 1 internal diameter is little, and discharge pipeline 8 sets up in the outside of hopper wall 1.

The hopper wall 1 comprises two parallel annular end faces, the inner diameter of one end of the hopper wall 1 is larger than the inner diameter of the other end of the hopper wall 1, the inner wall of the hopper wall 1 extends from the end face of one end to the end face of the other end of the hopper wall, the inner wall of the hopper wall 1 is made to be hollow frustum-shaped, and the hopper wall is further provided with a discharge hole 11.

The hopper cover 2 is cake-shaped, and the outer diameter of the hopper cover 2 is larger than the inner diameter of one end of the hopper wall 1.

The hopper bottom 3 is detachably fixed at one end of the hopper wall 1 with a small inner diameter, the outer diameter of the hopper bottom 3 is larger than the inner diameter of the other end of the hopper wall 1, and after the hopper cover 2 is covered on one end of the hopper wall 1 with a large inner diameter, the hopper cover 2, the hopper wall 1 and the hopper bottom 3 form a first accommodating space 123; the first accommodating space 123 includes a feeding space 1231, a stirring space 1232 and a discharging space 1233 that are sequentially disposed, wherein the feeding space 1231 is located at one end of the hopper wall 1 with a large inner diameter, the discharging space 1233 is located at one end of the hopper wall 1 with a small inner diameter, in this embodiment, a line perpendicular to two end surfaces of the hopper wall 1 is taken as a reference line, and widths of the feeding space 1231, the stirring space 1232 and the discharging space 1233 on the reference line are equal. In other embodiments, the widths of the feeding space 1231, the stirring space 1232 and the discharging space 1233 on the reference line may be reasonably set according to the actual mixing situation in combination with the need for the mixing effect.

The feeding pipeline 4 is vertically fixed on the hopper cover 2, the feeding pipeline 4 is located outside the first accommodating space 123 and is communicated with the first accommodating space 123, the feeding pipeline 4 is a circular tube, and the shaft of the feeding pipeline 4 is intersected with the stirring claw 632 so as to ensure that the material entering from feeding can fall onto the stirring claw 632, stirring is immediately obtained, and stirring efficiency is improved.

The extrusion unit 5 comprises an extrusion seat 51, a telescopic part 52, a connecting plate 53, an extrusion part 54 and a guide cylinder 55, wherein the extrusion seat 51, the telescopic part 52, the connecting plate 53 and the guide cylinder 55 are all positioned outside the first accommodating space 123; the extrusion seat 51 comprises a first top surface 511, a first bottom surface 512 and a first side surface 513, wherein two ends of the first side surface 513 are respectively connected with the first top surface 511 and the first bottom surface 512, after the first bottom surface 512 is fixed with the hopper cover 2, one end of a perpendicular line of the first top surface 511 in the first top surface 511 is intersected with an end surface of one end with a small inner diameter of the hopper wall 1 so as to ensure that a straight line perpendicular to the first top surface 511 on the first top surface 511 points to the end surface of one end with the small inner diameter of the hopper wall 1, and the extrusion seat 51 is also provided with a first connecting hole (not shown), and the axis of the first connecting hole is perpendicular to the first top surface 511; one end of the expansion part 52 is vertically fixed on the extrusion seat 51, the other end of the expansion part 52 can expand and contract, one surface of the connecting plate 53 is vertically fixed with the other end of the expansion part 52, the extrusion part 54 comprises an extrusion connecting rod 541 and an extrusion claw 542, the extrusion connecting rod 541 penetrates through the first connecting rod hole, one end of the extrusion connecting rod 541 is vertically fixed with one surface of the connecting plate 53, the other end of the extrusion connecting rod 541 is fixed with the extrusion claw 542, the other end of the extrusion connecting rod 541 and the extrusion claw 542 are positioned in the first accommodating space 123, the extrusion claw 542 comprises an extrusion rod 5421, eight first extrusion arms 5422 and eight second extrusion arms 5423, one end of the eight first extrusion arms 5422 and one end of the eight second extrusion arms 5423 are both fixed with the extrusion connecting rod 541, one end of the extrusion rod 5421 is fixed with the other end of the extrusion connecting rod 541, the eight first pressing arms 5422 and the eight second pressing arms 5423 are divided into two groups of four first pressing arms 5422 and two groups of four second pressing arms 5423, the four groups are respectively arranged on four planes which are parallel to each other at intervals, the four groups are equiangularly arranged on the corresponding planes, namely the four first pressing arms 5422 are equiangularly arranged and the four second pressing arms 5423 are equiangularly arranged, in the extending direction of the pressing rod 5421, the eight first pressing arms 5422 and the eight second pressing arms 5423 are staggered, the guide cylinder 55 is fixed on the first top surface 511, the guide cylinder 55 is provided with a guide hole (not shown), the axis of the guide hole is perpendicular to the first top surface 511, the axis of the guide hole is collinear with the axis of the first connecting hole, and the inner diameter of the guide hole is equal to the inner diameter of the first connecting hole; the telescopic part 52 includes a contracted state, which is a state in which the distance between both ends of the telescopic part 52 is minimum, and a fully extended state, which is a state in which the distance between both ends of the telescopic part 52 is maximum; in the contracted state, the other end of the pressing claw 542 is located in the discharge space 1233 and is close to the hopper bottom 3; in the fully extended state, one end of the pressing claw 542 is located in the feeding space 1231, and the other end of the pressing claw 542 is located in the stirring space 1232; so as to ensure that the extrusion claw 542 can extrude the material on the surface downwards under the action of the telescopic part 52, and lift the material on the bottom upwards, thereby ensuring the uniformity of stirring.

The stirring unit 6 comprises a stirring seat 61, a stirring motor 62, a shaft coupling (not shown) and a stirring part 63, the stirring seat 61, the stirring motor 62 and the shaft coupling are positioned outside the first accommodating space 123, the stirring seat 61 comprises a second top surface (not shown), a second bottom surface (not shown) and a second side surface (not shown), two ends of the second side surface are respectively connected with the second top surface and the second bottom surface, after the second bottom surface is fixed with the hopper cover 2, one end of a perpendicular line of the second top surface in the second top surface is intersected with the end surface of one end of the hopper wall 1 with a small inner diameter so as to ensure that a straight line perpendicular to the second top surface on the second top surface points to the end surface of one end of the hopper wall 1 with a small inner diameter, and the stirring seat 61 is also provided with a second connecting rod hole (not shown), and the axis of the second connecting rod hole is perpendicular to the second top surface; one end of the shaft coupling is connected with the shaft of the stirring motor 62, the stirring part 63 comprises a stirring connecting rod 631 and a stirring claw 632, one end of the stirring connecting rod 631 is connected with the other end of the shaft coupling, the other end of the stirring connecting rod 631 is connected with one end of the stirring claw 632, the other end of the second connecting rod is positioned in the first accommodating space 123 with the stirring claw 632, specifically, one end of the stirring claw 632 is positioned at the junction of the feeding space 1231 and the stirring space 1232, the other end of the stirring claw 632 is positioned at the junction of the stirring space 1232 and the discharging space 1233, and the stirring claw 632 comprises a stirring rod 6321, four first upper stirring arms 6322, four first lower stirring arms 6323, four first stirring connecting arms 6324, four second upper stirring arms 6325, four second lower stirring arms 6326 and four second stirring connecting arms 6327; the four first upper stirring arms 6322, the four first lower stirring arms 6323, the four first lower stirring arms 6324, the four second upper stirring arms 6325, the four second lower stirring arms 6326 and the four second stirring arms 6327 are the same in number, one end of the four first upper stirring arms 6322, one end of the four first lower stirring arms 6323, one end of the four second upper stirring arms 6325 and one end of the four second lower stirring arms 6326 are all fixed on the stirring rod 6321, the four first upper stirring arms 6322 are located on one plane, the four first lower stirring arms 6323 are located on the other plane, the four second upper stirring arms 6325 are located on the other plane, the four second lower stirring arms 6326 are located on the other plane, the other ends of the four first upper stirring arms 6322 and the other ends of the four first lower stirring arms 6323 are respectively connected with two ends of the first stirring arms 6324, the four first stirring arms 6324 are arranged in parallel, the other ends of the four second upper stirring arms 6325 and the four second stirring arms 6326 are respectively connected with the two ends of the four second stirring arms 6327 in parallel; in the direction in which the stirring rod 6321 extends, four second upper stirring arms 6325 are located between four first upper stirring arms 6322 and four first lower stirring arms 6323, four first lower stirring arms 6323 are located between four second upper stirring arms 6325 and four second lower stirring arms 6326, four second stirring arms 6327 are located between two adjacent four first stirring arms 6324, and four first stirring arms 6324 are located between two adjacent four second stirring arms 6327.

The lifting unit 7 comprises a lifting seat 71, a lifting motor 72, a coupler (not shown) and a lifting part 73, wherein the lifting seat 71, the lifting motor 72 and the coupler are positioned outside the first accommodating space 123, the lifting seat 71 comprises a third top surface (not shown), a third bottom surface (not shown) and a third side surface (not shown), two ends of the third side surface are respectively connected with the third top surface and the third bottom surface, after the third bottom surface is fixed with the hopper cover 2, the vertical line of the third top surface is parallel to the orthographic projection of the third top surface on the inner wall of the hopper so as to ensure that an object perpendicular to the third top surface is parallel to the inner wall of the hopper wall 1, and the lifting seat 71 is also provided with a third connecting rod hole (not shown), and the axis of the third connecting rod hole is perpendicular to the third top surface; one end of the coupling is connected with the shaft of the lifting motor 72, the lifting portion 73 comprises a lifting connecting rod 731 and a lifting screw 732, one end of the lifting connecting rod 731 is connected with the other end of the coupling, the other end of the lifting connecting rod 731 is connected with one end of the lifting screw 732, the other end of the lifting connecting rod 731 and the lifting screw 732 are located in the first accommodating space 123, the lifting screw 732 is close to the discharge hole 11, specifically, one end of the lifting screw 732 is located at the feeding space 1231, the distance between one end of the lifting screw 732 and one end of the hopper wall 1 with a small inner diameter is greater than that between the discharge hole 11 and one end of the hopper wall 1 with a small inner diameter, the distance between the other end of the lifting screw 732 and one end of the hopper wall 1 with a small inner diameter is greater than that between the other end of the stirring portion and one end of the hopper wall 1 with a small inner diameter, and the other end of the lifting screw 732 is close to one end of the hopper wall 1 with a small inner diameter.

One end of the discharge pipe 8 is fixed to the outside of the hopper wall 1, the discharge port 11 is located in one end of the discharge pipe 8, and the material discharged from the discharge port 11 is discharged to the next process along the discharge pipe 8.

In other embodiments, to further reduce maintenance locations, extrusion link 541 and extrusion bar 5421 are integrally provided, and stirring link 631 and stirring bar 6321 are integrally provided, and stripping link 731 and stripping screw 732 are integrally provided.

The operation process of the tablet mixture feed hopper in the embodiment is as follows: firstly, a certain amount of granules are put into a feed pipeline 4, then a stirring motor 62 is operated, a certain amount of sheet materials are put into the feed pipeline, a telescopic part 52 is operated, feeding is stopped and kept for a period of time, the rotating speed of the stirring motor 62 is kept at 48 revolutions per minute, the movement frequency of the telescopic part 52 is kept at 6-7s per time of telescopic, the telescopic part is stopped for about 1s in a fully extended state and a contracted state during each time of telescopic, after a period of time, the materials in a hopper reach a uniform state, a material lifting motor 72 is started, and simultaneously the granules and the sheet materials are simultaneously added from the feed pipeline 4 according to a certain proportion, during the period of time, the materials are stirred under the combined action of an extrusion unit 5, a stirring unit 6 and the material lifting motor 7, feeding and discharging are synchronously carried out on the premise of ensuring the stirring effect, and then whether the products reach the quality requirements and reach the stable state according to the relevant feedback (such as melt pressure fluctuation) of subsequent equipment.

The maintenance process of the pellet mixture feed hopper in this embodiment is as follows: on the operation platform (or floor, according to the condition of factory building), the hopper cover 2 can be detached, cleaned, lubricated or replaced, or the hopper can be cleaned by blowing equipment or air suction equipment through the feeding pipeline 4, namely, the hopper cover 2 is not required to be lifted, and the maintenance and repair operation of the hopper can be completed.

According to the granular and sheet mixture feeding hopper, the effect of uniformly mixing the sheet materials which tend to float upwards and the granular materials which tend to sink downwards in the vertical direction is achieved through the extrusion unit 5, the materials are uniformly mixed in the horizontal direction through the stirring unit 6, the discharge hole 11 of the hopper is changed from the traditional arrangement at the bottom to the arrangement at the side, the stirred materials in the discharge space 1233 are sent to the discharge hole 11 from bottom to top through the lifting unit 7, and as the lifting screw 732 is arranged in the hopper in an open manner, the lifting unit 7 also plays a role of conveying the materials at the bottom to the stirring space 1232 in the process of lifting the materials upwards through the lifting unit 7, so that the stirring effect is further improved, and the mixing uniformity of the granular and sheet mixture is guaranteed through the combination of the three materials; in addition, the hopper bottom 3 is designed to be detachably fixed on the hopper wall 1, and the hopper bottom 3 can be opened during maintenance, so that the hopper is more convenient and thorough to clean, and the utility model has the advantages of simple steps and convenient maintenance.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the utility model, and the utility model is intended to encompass such modifications and improvements.

Claims (10)

1. The particle sheet mixture feed hopper is characterized by comprising a hopper wall, a hopper cover, a hopper bottom, a feed pipeline, an extrusion unit, a stirring unit and a material lifting unit; the inner diameter of one end of the hopper wall is larger than that of the other end of the hopper wall, the hopper wall is provided with a discharge hole, a hopper cover is arranged at one end with the larger inner diameter of the hopper wall, the outer diameter of the hopper cover is larger than that of one end of the hopper wall, a hopper bottom is fixed at one end with the smaller inner diameter of the hopper wall, the outer diameter of the hopper bottom is larger than that of the other end of the hopper wall, and the hopper cover, the hopper wall and the hopper bottom form a first accommodating space; the feeding pipeline is fixed on the hopper cover, is positioned outside the first accommodating space and is communicated with the first accommodating space, the extrusion unit comprises a telescopic part and an extrusion part, one end of the telescopic part is fixed with the hopper cover, the other end of the telescopic part can be telescopic, the other end of the telescopic part is fixed with one end of the extrusion part, one end of the extrusion part is positioned outside the first accommodating space, the extrusion part comprises an extrusion claw, and the extrusion claw is positioned in the first accommodating space; the stirring unit comprises a stirring motor and a stirring part, the stirring motor is positioned outside the first accommodating space, a shaft of the stirring motor is connected with one end of the stirring part, the stirring part comprises a stirring claw, and the stirring claw is positioned in the first accommodating space; the material lifting unit comprises a material lifting motor and a material lifting part, wherein the material lifting motor is positioned outside the first accommodating space, a shaft of the material lifting motor is connected with one end of the material lifting part, the material lifting part comprises a material lifting screw rod, the material lifting screw rod is positioned in the first accommodating space, the material lifting screw rod is close to the discharge hole, the distance between one end of the material lifting screw rod and one end of the hopper wall with small inner diameter is greater than the distance between the discharge hole and one end of the hopper wall with small inner diameter, and the distance between the other end of the material lifting screw rod and one end of the hopper wall with small inner diameter is greater than the distance between the other end of the stirring part and one end of the hopper wall with small inner diameter.

2. The pellet feed hopper of claim 1, wherein the first receiving space comprises a feed space, a stirring space and a discharge space, the feed space, the stirring space and the discharge space are sequentially arranged, wherein the feed space is positioned at one end of the large inner diameter of the hopper wall, the discharge space is positioned at one end of the small inner diameter of the hopper wall, and the stirring claw is positioned in the stirring space.

3. The pellet feed hopper as claimed in claim 2, wherein one end of the stirring claw is located at a junction between the feeding space and the stirring space, and the other end of the stirring claw is located at a junction between the stirring space and the discharging space.

4. The pellet feed hopper as claimed in claim 1, wherein the stirring claw comprises a stirring rod, a plurality of first upper stirring arms, a plurality of first lower stirring arms and a plurality of first stirring connecting arms, the plurality of first upper stirring arms, the plurality of first lower stirring arms and the plurality of first stirring connecting arms are the same in number, the plurality of first upper stirring arms are located on a plane, the plurality of first lower stirring arms are located on another plane, the planes of the plurality of first upper stirring arms and the plurality of first lower stirring arms are parallel to each other, one end of the plurality of first upper stirring arms and one end of the plurality of first lower stirring arms are fixed on the stirring rod, the other end of the plurality of first upper stirring arms and the other end of the plurality of first lower stirring arms are connected with two ends of the first stirring connecting arms respectively, and the plurality of first stirring connecting arms are arranged in parallel.

5. The pellet feed hopper as claimed in claim 4, further comprising a plurality of second upper stirring arms, a plurality of second lower stirring arms and a plurality of second stirring arms, wherein the plurality of second upper stirring arms, the plurality of second lower stirring arms and the plurality of second stirring arms are the same in number, the plurality of second upper stirring arms are located on a plane, the plurality of second lower stirring arms are located on another plane, the planes of the plurality of second upper stirring arms and the plurality of second lower stirring arms are parallel to each other, one end of the plurality of second upper stirring arms and one end of the plurality of second lower stirring arms are fixed on the stirring rod, the other end of the plurality of second upper stirring arms and the other end of the plurality of second lower stirring arms are connected with two ends of the second stirring arms respectively, and the plurality of second stirring arms are arranged in parallel; on the direction that the puddler extends, a plurality of second go up the stirring arm and be located a plurality of first stirring arms and a plurality of first stirring arms down between, a plurality of first stirring arms are located a plurality of second and go up between stirring arm and a plurality of second stirring arms down, a plurality of second stirring arm is located two adjacent a plurality of first stirring arm between, a plurality of first stirring arm is located two adjacent a plurality of second stirring arm between.

6. The pellet feed hopper as claimed in claim 1, wherein the extrusion jaw comprises an extrusion rod, a plurality of first extrusion arms and a plurality of second extrusion arms, the plurality of first extrusion arms and the plurality of second extrusion arms are respectively arranged on two planes, one ends of the plurality of first extrusion arms and one ends of the plurality of second extrusion arms are fixed with the stirring connecting rod, the plurality of first extrusion arms and the plurality of second extrusion arms are arranged at equal angles on the corresponding planes, the plurality of second extrusion arms are arranged at equal angles, and the plurality of first extrusion arms and the plurality of second extrusion arms are arranged in a staggered manner in the extending direction of the extrusion rod.

7. The pellet feed hopper as claimed in claim 2, wherein the telescopic part comprises a contracted state and a fully extended state, the contracted state being a state in which a distance between both ends of the telescopic part is minimum, the fully extended state being a state in which a distance between both ends of the telescopic part is maximum; in the contracted state, one end of the extrusion claw is positioned in the stirring space, and the other end of the extrusion claw is positioned in the discharging space and is close to the bottom of the hopper; in the fully extended state, one end of the extrusion claw is positioned in the feeding space, and the other end of the extrusion claw is positioned in the stirring space.

8. The pellet feed hopper as claimed in claim 1, wherein the other end of the feed screw is disposed adjacent the smaller inner diameter end of the hopper wall.

9. The pellet mixture feed hopper of claim 1, wherein the extrusion part further comprises an extrusion connecting rod, one end of the extrusion connecting rod is connected with the other end of the telescopic part, and the other end of the extrusion connecting rod is connected with the extrusion rod; the stirring portion further comprises a stirring connecting rod, one end of the stirring connecting rod is connected with a shaft of the stirring motor, and the other end of the stirring connecting rod is connected with the stirring rod.

10. A pellet mixture feed hopper as claimed in claim 1, wherein the hopper bottom is removably secured to the smaller inner diameter end of the hopper wall.