CN111730844A

CN111730844A - Forced feeding device

Info

Publication number: CN111730844A
Application number: CN202010628045.9A
Authority: CN
Inventors: 陈立立
Original assignee: Shandong Yuneng Machinery Co ltd
Current assignee: Shandong Yuneng Machinery Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2020-10-02

Abstract

The invention relates to the technical field of forced feeding, and discloses a forced feeding device which comprises a feeding pipe, wherein the left end of the feeding pipe is rotatably connected with a screw rod, the right side of the screw rod is provided with a screw blade, the upper part of the feeding pipe is provided with a storage bin, the left side wall of the storage bin is provided with a fixed seat, the left side of the fixed seat is rotatably connected with a main shaft, the lower end of the main shaft is fixedly connected with a third bevel gear, the third bevel gear is meshed with a fourth bevel gear, the fourth bevel gear is fixedly connected with the left end of the screw rod, the middle part of the main shaft is fixedly connected with a first bevel gear, and the first bevel gear. The invention is suitable for a forced feeding device, the main shaft simultaneously drives the first belt wheel, the first bevel gear and the third bevel gear to rotate, so that the crushing rod, the sieve plate and the screw rod simultaneously operate, materials are crushed by the crushing rod after entering the storage bin, and are extruded out through the feeding pipe after being sieved by the sieve plate, and the function of forced feeding is realized.

Description

Forced feeding device

Technical Field

The invention relates to the technical field of forced feeding, in particular to a forced feeding device.

Background

Single screw extruders are one of the most widely used devices in polymer processing and are commonly used to extrude pellets or form sheets, tubes, filaments, films, profiles, etc. The working process of the single-screw extruder mainly comprises feeding, conveying, melting (mixing or exhausting) and metering extrusion. In general, solid granules, flakes or powder are fed into a single-screw extruder, and for these materials, a dead-weight feeding (also called starvation feeding) mode can be adopted to realize continuous feeding of the materials.

Chinese patent (publication No. CN 207730028U) discloses a forced feeding device, which comprises a bottom plate, wherein supporting legs are fixedly mounted on two sides of the bottom plate, a forced feeding box is fixedly mounted on the top of the bottom plate, a feeding motor positioned on the outer side of the forced feeding box is fixedly mounted on the top of the bottom plate, one end of an output shaft of the feeding motor extends into the forced feeding box and is fixedly connected with one end of a screw rod, a helical blade is fixedly connected onto the screw rod, a discharge hole is fixedly connected to one side of the forced feeding box, and a storage box is fixedly mounted on one side of the top of the forced feeding box. This force feeding device drives threaded rod and cover block rotation through rotating the handle, and cover block extrusion lagging and extrusion piece for baffle rebound, thereby the speed of control feeding has avoided causing the device to block up because of the speed of feeding is too fast, leads to equipment to lack the material, but the device does not set up screening plant, leads to the unable rejection of impurity that exists in the material, consequently needs improve the device.

Disclosure of Invention

The invention provides a forced feeding device, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a force feeding device, includes the feed pipe, and the left end of feed pipe is rotated and is connected the hob, and the right side of hob is equipped with the spiral leaf, the upper portion of feed pipe is equipped with the storage silo, and the left side wall of storage silo is equipped with the fixing base, and the left side of fixing base is rotated and is connected the main shaft, and the lower extreme fixed connection third bevel gear of main shaft, third bevel gear meshing connect fourth bevel gear, the left end of fourth bevel gear fixed connection hob, the first bevel gear of middle part fixed connection of main shaft, first bevel gear meshing connect the second bevel gear, second bevel gear coaxial coupling cam, the upper portion of cam are equipped with the sieve, and the right side wall of connecting the storage silo is rotated on the right side of sieve, the upper end of main shaft is equipped with first band pulley, and first band pulley passes through the belt and connects the second band pulley, the upper end of.

As a preferred technical solution of the present invention, the main shaft is connected to a driving motor through a transmission member.

As a preferable technical scheme of the invention, the upper end of the storage bin is provided with a feeding hole.

As a preferable technical scheme of the invention, a discharge hole is formed in the right side of the feeding pipe.

As a preferred technical scheme of the invention, the upper part of the storage bin is provided with a fixed frame, and the middle part of the fixed frame is rotatably connected with the upper part of the rotating shaft.

As a preferable technical scheme of the invention, the upper part of the fixed seat is rotatably connected with the middle part of the rotating rod, the left side of the rotating rod is provided with the second bevel gear, and the right side of the rotating rod is provided with the cam.

As a preferable technical scheme of the invention, the upper end of the main shaft is provided with a rotating wheel.

The invention has the following advantages:

the invention is suitable for a forced feeding device, the main shaft simultaneously drives the first belt wheel, the first bevel gear and the third bevel gear to rotate, so that the crushing rod, the sieve plate and the screw rod simultaneously operate, materials are crushed by the crushing rod after entering the storage bin, and are extruded out through the feeding pipe after being sieved by the sieve plate, and the function of forced feeding is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a forced feeding device.

Fig. 2 is a cross-sectional view a-a of fig. 1.

Fig. 3 is a partially enlarged schematic view of B in fig. 1.

FIG. 4 is a schematic perspective view showing the connection between the rotating shaft and the crushing rod in the forced feeding apparatus.

In the figure: 1. a feed pipe; 2. a fourth bevel gear; 3. a screw rod; 4. a third bevel gear; 5. a main shaft; 6. a fixed seat; 7. a storage bin; 8. a first pulley; 9. a belt; 10. a second pulley; 11. a feed inlet; 12. a rotating shaft; 13. a fixed mount; 14. crushing the stems; 15. a sieve plate; 16. a cam; 17. rotating the rod; 18. a first bevel gear; 19. a second bevel gear; 20. helical leaves; 21. and (4) a discharge port.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-4, a forced feeding device includes a feeding pipe 1, a discharge port 21 is disposed on the right side of the feeding pipe 1, the left end of the feeding pipe 1 is rotatably connected to a screw rod 3, a screw blade 20 is disposed on the right side of the screw rod 3, a storage bin 7 is disposed on the upper portion of the feeding pipe 1, a feed port 11 is disposed at the upper end of the storage bin 7, a fixing seat 6 is disposed on the left side wall of the storage bin 7, the left side of the fixing seat 6 is rotatably connected to a spindle 5, the spindle 5 is connected to a driving motor through a transmission component, the lower end of the spindle 5 is fixedly connected to a third bevel gear 4, the third bevel gear 4 is engaged with a fourth bevel gear 2, and the fourth bevel gear 2 is fixedly.

The middle part of the main shaft 5 is fixedly connected with a first bevel gear 18, the first bevel gear 18 is meshed with a second bevel gear 19, the second bevel gear 19 is coaxially connected with a cam 16, the upper part of a fixed seat 6 is rotatably connected with the middle part of a rotating rod 17, the left side of the rotating rod 17 is provided with the second bevel gear 19, the right side of the rotating rod 17 is provided with the cam 16, the upper part of the cam 16 is provided with a sieve plate 15, the right side of the sieve plate 15 is rotatably connected with the right side wall of the storage bin 7, the upper end of the main shaft 5 is provided with a first belt pulley 8, the first belt pulley 8 is connected with a second belt pulley 10 through a belt 9, the second belt pulley 10 is fixedly connected with the upper end of a rotating shaft 12, the lower part of the rotating shaft 12 is provided with a crushing rod 14, the upper part of the storage bin 7 is provided with a fixed, while not affecting the material entering the storage silo 7.

Example two

The other contents of this embodiment are the same as those of the first embodiment, except that: and a rotating wheel is arranged at the upper end of the main shaft 5. In order to improve the usability of the device, the rotating wheel can be directly arranged at the upper end of the main shaft 5, so that the main shaft 5 can be driven to rotate in a mode of manually rotating the rotating wheel, the whole device can normally operate, extra power is not needed for the whole device, extra measures such as power supply and the like are not needed, the device can be placed outdoors to operate, and the usability of the device is improved.

In the implementation process of the invention, materials to be fed forcibly are put into the storage bin 7 through the feed inlet 11, at the moment, the main shaft 5 is driven to rotate by a driving motor or other manual driving modes, the main shaft 5 drives the rotating shaft 12 to rotate through the transmission of the belt 9, so that the rotating shaft 12 drives the crushing rod 14 to rotate, the crushing rod 14 strikes and crushes the materials, the materials finally fall on the sieve plate 15, meanwhile, the main shaft 5 drives the cam 16 to rotate through the first bevel gear 18 and the second bevel gear 19 which are connected in a meshed manner, so that the left side of the sieve plate 15 is continuously jacked up by the cam 16, the sieve plate 15 realizes the sieving action, the materials with the aperture of the sieve plate 15 pass through the sieve plate 15 and fall in the feed pipe 1, at the moment, the main shaft 5 drives the spiral rod 3 to rotate through the third bevel gear 4 and the fourth bevel gear 2 which are connected in a meshed manner, and the materials are finally discharged through the discharge port 21 at the right side, so that the function of forced feeding is realized; the invention is suitable for a forced feeding device, a main shaft 5 simultaneously drives a first belt wheel 8, a first bevel gear 18 and a third bevel gear 4 to rotate, so that a crushing rod 14, a sieve plate 15 and a spiral rod 3 simultaneously operate, materials are crushed by the crushing rod 14 after entering a storage bin 7, and are extruded out through a feeding pipe 1 after being sieved by the sieve plate 15, and the function of forced feeding is realized.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A forced feeding device comprises a feeding pipe (1), the left end of the feeding pipe (1) is rotatably connected with a screw rod (3), the right side of the screw rod (3) is provided with a spiral blade (20), the forced feeding device is characterized in that the upper portion of the feeding pipe (1) is provided with a storage bin (7), the left side wall of the storage bin (7) is provided with a fixed seat (6), the left side of the fixed seat (6) is rotatably connected with a main shaft (5), the lower end of the main shaft (5) is fixedly connected with a third bevel gear (4), the third bevel gear (4) is in meshing connection with a fourth bevel gear (2), the fourth bevel gear (2) is fixedly connected with the left end of the screw rod (3), the middle portion of the main shaft (5) is fixedly connected with a first bevel gear (18), the first bevel gear (18) is in meshing connection with a second bevel gear (19), the second bevel gear (19) is coaxially connected with, the right side wall of connecting storage silo (7) is rotated on the right side of sieve (15), the upper end of main shaft (5) is equipped with first band pulley (8), and second band pulley (10) are connected through belt (9) in first band pulley (8), the upper end of second band pulley (10) fixed connection pivot (12), and the lower part of pivot (12) is equipped with crushing pole (14).

2. A forced feeding device according to claim 1, characterised in that the spindle (5) is connected to a drive motor via a transmission.

3. A forced feeding device according to claim 1, characterised in that the upper end of the storage silo (7) is provided with a feed opening (11).

4. A forced feeding device according to claim 1 or 3, characterised in that the right side of the feeding pipe (1) is provided with a discharge opening (21).

5. A forced feeding device according to claim 1, characterized in that the upper part of the storage bin (7) is provided with a fixed frame (13), and the middle part of the fixed frame (13) is rotatably connected with the upper part of the rotating shaft (12).

6. A forced feeding device according to claim 1, characterized in that the upper part of the fixed seat (6) is rotatably connected with the middle part of the rotating rod (17), the left side of the rotating rod (17) is provided with a second bevel gear (19), and the right side of the rotating rod (17) is provided with a cam (16).

7. A forced feeding device according to claim 1, characterised in that the upper end of the main shaft (5) is provided with a rotating wheel.