CN211997878U

CN211997878U - Feeding device of extruder

Info

Publication number: CN211997878U
Application number: CN202020510626.8U
Authority: CN
Inventors: 耿广超
Original assignee: Nanjing Benek Machinery Co ltd
Current assignee: Nanjing Benek Machinery Co ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-11-24
Anticipated expiration: 2030-04-09

Abstract

The utility model discloses a feeding device of an extruder, which belongs to the field of filler manufacturing, and comprises a hopper, a conveying frame, a conveying belt and a storage box, wherein a feeding hole is arranged on one side of the upper end of the hopper, a material receiving plate which extends into the hopper is arranged at the lower end of the feeding hole, the two ends of the conveying frame are internally provided with a hollow opening, the conveying frame is inclined, the upper end of the conveying frame is connected with the feeding hole, the lower end of the conveying frame is connected with the storage box, the upper end of one side of the storage box is connected with a feeding hole, the conveying frame is internally provided with a conveying belt which circularly rolls, the upper end of the conveying belt passes through the feeding hole and extends into the hopper, the upper end part of the conveying belt is positioned above the material receiving plate, the lower end of the conveying belt extends into the storage box, shoveling plates are arranged at intervals on the conveying belt, the problem of material accumulation at the discharge port is also solved.

Description

Feeding device of extruder

Technical Field

The utility model relates to a make the processing field, especially relate to a loading attachment of extruder.

Background

The existing extruder is arranged above a machine barrel of the extruder through a feeding device, the material falls into the extruder through gravity, then the material is subjected to high temperature and extrusion, the material is easily accumulated at a hopper or a discharge port by a mode of direct feeding through gravity, the extruder is required to reach stable yield and quality, the feeding is required, the transportation and the plasticizing extrusion speed are kept constant as far as possible, otherwise, the fluctuation of the yield and the quality can be caused, in order to continuously supply the material to the extruder, the yield and the quality of the extruder are directly influenced by the rationality of the feeding device on the extruder, and therefore the problem of accumulation of the material inside the feeding device and the problem of accumulation of the material at the discharge port are required to be solved.

Disclosure of Invention

The utility model aims at solving the problem that the hopper and the discharge gate material are piled up in the feeding device.

The invention provides the following technical scheme:

a feeding device of an extruder comprises a hopper, a conveying frame, a conveying belt and a storage box, wherein a feeding hole is formed in one side of the upper end of the hopper, a material receiving plate extending into the hopper is arranged at the lower end of the feeding hole, the two ends of the conveying frame are internally hollow, the conveying frame is inclined, the upper end of the conveying frame is hermetically connected with the feeding hole, the lower end of the conveying frame is connected with the storage box, a feeding port is connected to the upper end of one side of the storage box, the conveying frame is internally provided with the conveying belt which rolls circularly, the upper end of the conveying belt penetrates through the feeding hole and extends into the hopper, the upper end part of the conveying belt is positioned above the material receiving plate, the lower end of the conveying belt extends into the storage box, material shoveling,

through this kind of mode, after the material is piled up the height that connects the flitch in the hopper, the conveyer belt is at the circulation rotation in-process, and the shovel flitch can promote the material and put up along the conveying and fall into in the storage box, solves the problem that the material is piled up in the hopper from this, can make equipment automatic operation, prevents that the material is too piled up and the problem appears in the hopper.

Furthermore, the end part of the lower end of the conveying belt is provided with a driving roller, the end part of the upper end of the conveying belt is provided with a driven roller, the end part of one end of the driving roller penetrates through the material storage box, one end of the driving roller penetrates through the material storage box to be in transmission connection with external braking equipment, and the driving roller is enabled to rotate through the braking equipment, so that the driving roller and the driven roller rotate together to realize the circular rolling of the conveying belt.

Furthermore, the shoveling plate is of a curved shape, so that the shoveling plate can push the materials into the conveying frame more conveniently.

Furthermore, there is the curb plate conveyer belt both sides, and the curb plate is that the material that is used for preventing on the conveyer belt of metal manufacturing from both sides landing, and there is the mouth that presss from both sides on the both sides of shovel flitch, and when the shovel flitch dress was on the conveyer belt, both sides pressed from both sides the mouth and carry the curb plate of conveyer belt both sides, then fixed shovel flitch and curb plate through the bolt.

Furthermore, the material receiving plate is connected with the feeding hole through a hinge, and the material receiving plate can rotate around the hinge.

Furthermore, an upward inclined fixed column is arranged on the inner surface of the hopper below the feed inlet, a spring is fixed on the fixed column, one end of the spring is connected with the fixed column, the other end of the spring is fixedly connected with the lower part of the receiving plate, when a large amount of materials enter at one time, the receiving plate receives the materials, the spring is compressed through pressure, then the materials are cut into the hopper on the inclined receiving plate, the phenomenon that the hopper enters too many materials at one time and the feeding speed is slowed down is avoided,

further, there is the discharge gate hopper below, the discharge gate is connected with the extruder, place the stirring screw rod in the middle of the extruder, be equipped with other compression roller between discharge gate and stirring screw rod, adopt this kind of structure, when other compression roller swager speed is greater than the pan feeding speed of stirring screw rod and other clearance between the compression roller, can guarantee that the material through other compression roller fills up the clearance between the two, the material in both clearances can form the backpressure, so very big promotion material passes through the clearance and stirs the screw rod transmission, loading attachment's ejection of compact speed can be improved, alleviate the accumulational problem of discharge gate material.

Further, lower extreme one side opening of storage case, the storage cabinet is equipped with in the opening, the pulley is equipped with to the storage cabinet lower extreme, through this kind of structure, can freely draw the storage cabinet, say the material that falls into in the storage cabinet and take out the use once more.

The invention has the beneficial effects that: through setting up the shovel flitch on loading attachment's conveyer belt, can make the interior material of hopper pile up when too much, can transport the storage box automatically with piling up too much material, make things convenient for staff practical material once more, this process of loading attachment is full-automatic moreover, has improved work efficiency, has solved the problem of loading attachment material jam.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a front sectional view of a feeding device of an extruder according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1 of a feeding device of an extruder according to the present invention;

fig. 3 is a top view of a hopper of a feeding device of an extruder according to the present invention;

fig. 4 is a side sectional view of a feeding device of an extruder according to the present invention;

fig. 5 is a front view of a feeding device of an extruder according to the present invention;

fig. 6 is a front view of a material shoveling plate of a feeding device of an extruder according to the present invention.

Reference numerals: 1. a hopper; 2. a transfer frame; 201. a conveyor belt; 202. a shoveling plate; 203. a side plate 3 and a material receiving plate; 301. a spring; 302. fixing a column; 303. a hinge; 4. a material storage box; 5. a drive shaft; 6. stirring the plate; 7. a material mixing plate; 8. a side pressing roller; 9. agitating the screw; 10. a driven roller; 11. a drive roll; 12. a feed port; 13. an observation window; 14. a material storage cabinet; 15. a pulley.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1 to 5, a feeding port is opened at one side of a hopper 1, the upper end of a conveying frame 2 is connected with the feeding port, the lower end of the conveying frame 2 is connected with a storage tank 4, a feeding port 12 is arranged at the upper end inside the storage tank 4, one side of the lower end of the storage tank 4 is opened, a storage cabinet 14 is arranged in the opening, a pulley 15 is arranged at the lower end of the storage cabinet 14, a conveying belt 201 is arranged in the conveying frame 2, the lower end of the conveying belt 201 extends into the storage tank 4, a driving roller 11 is arranged at the end of the lower end of the conveying belt 201, the upper end of the conveying belt 201 extends into the hopper 1, a driven roller 10 is arranged at the end of the upper end of the conveying belt 201, one end of the driving roller 11 extends through the storage tank 4 to the outside, side plates 203 made of metal are arranged at two sides of the surface of the conveying belt 201, shovel, the shoveling plate 202 and the side plate 203 are fixed through bolts, the receiving plate 3 is arranged at the feed inlet of the hopper 1, the receiving plate 3 is connected with the hopper 1 through a hinge 303, a fixing column 302 which inclines upwards is arranged on the inner surface of the hopper 1 below the feed inlet, a spring 301 is fixedly connected to the fixing column 302, two ends of the spring 301 are respectively connected with the fixing column 302 and the receiving plate 3, the hopper 1 is wide at the upper part and narrow at the lower part, a transmission shaft 5 is arranged at the center of the hopper 1, the transmission shaft 5 is provided with a stirring plate 6 at a wide part at the upper part of the hopper 1, the transmission shaft 5 is provided with a mixing plate 7 at a narrow part at the lower part of the hopper 1, an observation window 13 capable of observing the internal condition of the hopper 1 is arranged on the outer side of the hopper 1, the lower part of the hopper 1 is provided with a.

The working mode of the invention is as follows: the material is conveyed to the transmission belt 201 through the feeding port 12, the driving roller 11 is connected with an external braking device, the external braking device is started, the driving roller 11 rotates, the driven roller 10 is driven to rotate, the transmission belt 201 starts to rotate circularly, the transmission belt 201 starts to convey the material to the hopper 1 in the transmission frame 2, when the shoveling plate 202 reaches the upper end part of the transmission belt 201, the material falls onto the receiving plate 3, the receiving plate 3 starts to incline due to pressure, the material on the receiving plate 3 starts to fall into the hopper 1 along with the inclination, the transmission shaft 5 drives the stirring plate 6 and the mixing plate 7 to mix the material uniformly, then the material falls out through a discharge port at the lower end of the hopper 1, the rotating directions of the side compression roller 8 and the stirring screw 9 are opposite, the material is extruded, so that the material quickly enters the stirring screw 9, in the process, the feeding speed of the hopper 1 is often greater than the material conveying, therefore, materials are often stacked, when the material stacking height reaches the feeding hole, the shoveling plate 202 on the conveying belt 201 dials the redundant materials into the lower rail of the conveying frame 2, the materials can fall into the storage cabinet 14 along the lower rail of the conveying frame 2, and when the material stacking height in the storage cabinet 14 is too large, the storage cabinet 14 is pulled to take out the materials for reuse.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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 a loading attachment of extruder, includes the hopper, and the conveying frame, the conveyer belt, the storage case, its characterized in that: open hopper upper end one side has the feed inlet, is equipped with at the feed inlet lower extreme and stretches to the inside flitch that connects of hopper, conveying frame both ends opening inside cavity, conveying frame slope, conveying frame upper end is connected with the feed inlet, and conveying frame lower extreme is connected with the storage case, the pay-off mouth is connected to storage case one side upper end, conveying frame inside has the rolling conveyer belt of circulation, the conveyer belt upper end is passed the feed inlet and is stretched into in the hopper, conveyer belt upper end tip is located and connects the flitch top, the conveyer belt lower extreme stretches into in the storage case, the interval is provided with the shovel flitch on the conveyer belt, the width direction setting along the conveyer belt of shovel flitch.

2. A feeding device of an extruder according to claim 1, wherein: the conveying belt is characterized in that a driving roller is arranged at the end part of the lower end of the conveying belt, a driven roller is arranged at the end part of the upper end of the conveying belt, and one end part of the driving roller penetrates through the material storage box.

3. A feeding device of an extruder according to claim 1, wherein: the shoveling plate is curved.

4. A feeding device of an extruder according to claim 1, wherein: there is the curb plate conveyer belt both sides, the material of curb plate is the metal, there is the clamp mouth shovel flitch both sides, the curb plate of conveyer belt both sides can be cliied to shovel flitch both sides clamp mouth, the curb plate presss from both sides the mouth with shovel flitch and passes through the bolt fastening.

5. A feeding device of an extruder according to claim 1, wherein: the material receiving plate is connected with the feed inlet through a hinge, and the material receiving plate can rotate around the hinge.

6. A feeding device of an extruder according to claim 1, wherein: and a fixing column which inclines upwards is arranged on the inner surface of the hopper below the feeding hole, a spring is connected onto the fixing column, one end of the spring is connected with the fixing column, and the other end of the spring is fixedly connected with the lower part of the material receiving plate.

7. A feeding device of an extruder according to claim 1, wherein: there is the discharge gate hopper below, the discharge gate is connected with the extruder, has placed in the middle of the extruder and has stirred the screw rod, is equipped with other compression roller between discharge gate and stirring the screw rod.

8. A feeding device of an extruder according to claim 1, wherein: the lower extreme one side opening of storage case, the storage cabinet is equipped with in the opening, the pulley is equipped with to the storage cabinet lower extreme.