CN217434977U

CN217434977U - Extruder feeding device and double-screw extruder

Info

Publication number: CN217434977U
Application number: CN202221181104.3U
Authority: CN
Inventors: 涂剑晖; 王正; 鲁尔兵
Original assignee: Dongguan Pengyuan Electronic Materials Co ltd
Current assignee: Dongguan Pengyuan Electronic Materials Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-09-16
Anticipated expiration: 2032-05-17

Abstract

The utility model provides an extruder feeding device and a double-screw extruder, which relates to the technical field of extruders, and comprises a main body, wherein the top of the main body is provided with a feeding cylinder, a feeding pipe is arranged between the feeding cylinder and the main body, both ends of the feeding pipe respectively penetrate through the bottom surface of the feeding cylinder and the top surface of the main body, the surface of the feeding pipe is provided with a cooling sleeve, the side surface of the cooling sleeve is provided with a transfer box, the transfer box penetrates through the surface of the cooling sleeve, the top of the main body is provided with a cooling box, a circulating pump is arranged in the transfer box, the output end of the circulating pump is provided with a circulating pipe, the circulating pipe respectively penetrates through the transfer box and the cooling box, a water inlet pipe is arranged between the cooling sleeve and the cooling box, cold water is circulated between the cooling sleeve and the cooling box through the circulating pump, the heat overflowing in the main body is absorbed, the temperature in the feeding pipe is kept below the melting point of materials, and the phenomenon of loop in the feeding pipe is avoided, the normal operation of production is guaranteed.

Description

Extruder feeding device and double-screw extruder

Technical Field

The utility model relates to an extruder technical field especially relates to an extruder feeding device and double screw extruder.

Background

Most plastics have the advantages of light weight, stable chemical property, no corrosion, good impact resistance, good insulating property, good coloring property, low processing cost and the like, so the plastics have very wide application in daily life and industrial production. The processing technology of thermoplastic plastics is mostly extrusion, and a screw extruder is a common extrusion device. The screw extruder is a material processing device which can fully plasticize and uniformly mix materials and form through a neck mold by means of pressure and shearing force generated by rotation of a screw. The double-screw extruder is a material blending device, and raw materials are fed into the extruder through a feeding device and then are fully mixed and extruded under the action of two screws to form a product.

According to the patent with the patent number of CN214926916U, a double-screw extruder in the field of extruders is disclosed, which comprises a box body, a heating chamber is fixedly arranged at the right side of the upper end of the box body, a feed inlet is fixedly arranged at the middle part of the upper end of the heating chamber, the lower end of the feed inlet is communicated with the heating chamber, a second screw rod is arranged in the heating chamber, the right end of the second screw rod penetrates through the heating chamber to be connected with a driven wheel, a belt is arranged on the driven wheel, a driving wheel is arranged at the lower end of the belt, the driving wheel and the driven wheel are rotatably connected with the belt, and the material is conveyed to the feed inlet through a conveying belt, the design solves the problem of manual material conveying, improves the efficiency of material conveying, saves labor cost, can realize continuous, high-efficiency and large-inclination-angle conveying, is safe in operation, simple and convenient to use, easy to maintain, can shorten the conveying distance, reduce engineering cost, save manpower and material resources, and heat, melt and stir the material conveyed by the heating chamber, the design solves the problem of the fusion degree between materials.

The existing double-screw extruder is easy to melt at a feed inlet and is easy to form ring knot, so that materials cannot enter the double-screw extruder, and the production cannot be continuously carried out.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an extruder feeding device and a double-screw extruder.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an extruder feeding device and double screw extruder, includes the main part, the top of main part is equipped with the pay-off section of thick bamboo, be equipped with the inlet pipe between pay-off section of thick bamboo and the main part, and the both ends of inlet pipe run through pay-off section of thick bamboo bottom surface, main part top surface respectively, the surface of inlet pipe is equipped with cooling sleeve, and cooling sleeve's side is equipped with the switching box, and the switching box runs through the cooling sleeve surface, the top of main part is equipped with the cooler bin, be equipped with the circulating pump in the switching box, the output of circulating pump is equipped with the circulating pipe, and the circulating pipe runs through switching box, cooler bin respectively, be equipped with the inlet tube between cooling sleeve and the cooler bin, and the both ends of inlet tube run through cooling sleeve, cooler bin respectively.

Preferably, the surface of the feeding barrel is connected with the side face of the cooling box, the bottom face of the cooling box is provided with a support in an array mode, the top face of the feeding barrel is provided with a feeding motor, and the output end of the feeding motor penetrates through the feeding barrel.

Preferably, a feeding screw is arranged in the feeding barrel and is movably connected with the feeding barrel, the top end of the feeding screw is connected with the output end of a feeding motor, a feeding funnel is arranged on the top surface of the feeding barrel, and the bottom end of the feeding funnel penetrates through the top surface of the feeding barrel.

Preferably, the inside of main part is equipped with first screw rod and second screw rod, and first screw rod and second screw rod respectively with main part swing joint, and the side of main part is run through to the one end of first screw rod and second screw rod, the one end of first screw rod and second screw rod is equipped with driven pulley respectively.

Preferably, the top surface of the main body is provided with a rotating motor, the output end of the rotating motor is provided with a driving belt wheel, the driving belt wheel and the driven belt wheel are located in the same vertical plane, and the surfaces of the driving belt wheel and the driven belt wheel are nested with a transmission belt.

Preferably, the side of main part has seted up the discharge gate, and the discharge gate runs through the main part side, the bottom surface array of main part is equipped with the universal wheel, and universal wheel and main part swing joint.

Preferably, the front of main part is equipped with the controller, and the controller respectively with feeding motor, rotating electrical machines, circulating pump electric connection.

Advantageous effects

The utility model discloses in, be equipped with cooling sleeve on the surface of inlet pipe, make cold water circulate between cooling sleeve and cooler bin through the circulating pump, the heat that overflows in making the main part has obtained the absorption, makes the temperature in the inlet pipe keep below the melting point of material, thereby has avoided the material to appear the phenomenon of looping in the melting of inlet pipe, has guaranteed the normal operating of production.

Drawings

FIG. 1 is an isometric view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a partial structure diagram of the present invention.

Illustration of the drawings:

1. a support; 2. a main body; 3. a controller; 4. a universal wheel; 5. a feeding motor; 6. a feed cylinder; 7. cooling the sleeve; 8. a driving pulley; 9. a driven pulley; 10. a rotating electric machine; 11. a transmission belt; 12. a feed hopper; 13. a cooling tank; 14. a discharge port; 15. a feed pipe; 16. a first screw; 17. a second screw; 18. a circulation pipe; 19. a water inlet pipe; 20. a transfer box; 21. a circulation pump; 22. a feed screw.

Detailed Description

In order to make the technical means, creation features, achievement objects and functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-4, an extruder feeding device and a twin-screw extruder comprise a main body 2, a feeding barrel 6 is arranged at the top of the main body 2, a feeding pipe 15 is arranged between the feeding barrel 6 and the main body 2, two ends of the feeding pipe 15 respectively penetrate through the bottom surface of the feeding barrel 6 and the top surface of the main body 2, a cooling sleeve 7 is arranged on the surface of the feeding pipe 15, an adapter box 20 is arranged on the side surface of the cooling sleeve 7, the adapter box 20 penetrates through the surface of the cooling sleeve 7, a cooling box 13 is arranged at the top of the main body 2, a circulating pump 21 is arranged in the adapter box 20, a circulating pipe 18 is arranged at the output end of the circulating pump 21, the circulating pipe 18 respectively penetrates through the adapter box 20 and the cooling box 13, a water inlet pipe 19 is arranged between the cooling sleeve 7 and the cooling box 13, and two ends of the water inlet pipe 19 respectively penetrate through the cooling sleeve 7 and the cooling box 13.

The surface of the feeding barrel 6 is connected with the side surface of the cooling box 13, the support 1 is arranged on the bottom surface of the cooling box 13 in an array mode, the feeding motor 5 is arranged on the top surface of the feeding barrel 6, and the output end of the feeding motor 5 penetrates through the feeding barrel 6. A feeding screw 22 is arranged in the feeding barrel 6, the feeding screw 22 is movably connected with the feeding barrel 6, the top end of the feeding screw 22 is connected with the output end of the feeding motor 5, a feeding funnel 12 is arranged on the top surface of the feeding barrel 6, and the bottom end of the feeding funnel 12 penetrates through the top surface of the feeding barrel 6. The inside of main part 2 is equipped with first screw rod 16 and second screw rod 17, and first screw rod 16 and second screw rod 17 respectively with main part 2 swing joint, and the side of main part 2 is run through to the one end of first screw rod 16 and second screw rod 17, and the one end of first screw rod 16 and second screw rod 17 is equipped with driven pulley 9 respectively. The top surface of main part 2 is equipped with rotating electrical machines 10, and the output of rotating electrical machines 10 is equipped with driving pulley 8, and driving pulley 8 and driven pulley 9 are located same vertical plane, and driving pulley 8 and driven pulley 9's surface nestification has drive belt 11. The side of main part 2 has seted up the discharge gate 14, and discharge gate 14 runs through the main part 2 side, and the bottom surface array of main part 2 is equipped with universal wheel 4, and universal wheel 4 and main part 2 swing joint, and the front of main part 2 is equipped with controller 3, and controller 3 respectively with feeding motor 5, rotating electrical machines 10, circulating pump 21 electric connection.

The utility model discloses a theory of operation: the material gets into in the feed cylinder 6 through feed hopper 12, then controller 3 control feeding motor 5 drives feeding screw 22 and rotates, make the material in the feed cylinder 6 can get into inlet pipe 15 at the uniform velocity, the material gets into main part 2 through inlet pipe 15 and is heated and melts, then rotating electrical machines 10 makes driving pulley 8 and driven pulley 9 rotate through drive belt 11, thereby make first screw 16 and second screw 17 rotate, make the material discharge from discharge gate 14 after fusing, be equipped with cooling jacket 7 on the surface of inlet pipe 15, make cold water circulate between cooling jacket 7 and cooler bin 13 through circulating pump 21, make the heat that overflows in the main part 2 absorbed, make the temperature in the inlet pipe 15 keep below the melting point of material, thereby avoided the material to melt in inlet pipe 15 and the phenomenon that appears the loop knot, the normal operating of production has been guaranteed.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an extruder feeding device and twin-screw extruder, includes main part (2), its characterized in that: the top of main part (2) is equipped with a feed cylinder (6), be equipped with inlet pipe (15) between feed cylinder (6) and main part (2), and the both ends of inlet pipe (15) run through feed cylinder (6) bottom surface, main part (2) top surface respectively, the surface of inlet pipe (15) is equipped with cooling sleeve (7), and the side of cooling sleeve (7) is equipped with adapter box (20), and adapter box (20) run through cooling sleeve (7) surface, the top of main part (2) is equipped with cooler bin (13), be equipped with circulating pump (21) in adapter box (20), the output of circulating pump (21) is equipped with circulating pipe (18), and circulating pipe (18) run through adapter box (20), cooler bin (13) respectively, be equipped with inlet tube (19) between cooler bin (7) and cooler bin (13), and the both ends of inlet tube (19) run through cooler sleeve (7) respectively, A cooling tank (13).

2. The extruder feeding device and the twin-screw extruder as claimed in claim 1, wherein: the surface of the feeding barrel (6) is connected with the side face of the cooling box (13), the bottom face array of the cooling box (13) is provided with the support (1), the top face of the feeding barrel (6) is provided with the feeding motor (5), and the output end of the feeding motor (5) penetrates through the feeding barrel (6).

3. The extruder feeding device and the twin-screw extruder as claimed in claim 1, wherein: the feeding device is characterized in that a feeding screw rod (22) is arranged in the feeding barrel (6), the feeding screw rod (22) is movably connected with the feeding barrel (6), the top end of the feeding screw rod (22) is connected with the output end of the feeding motor (5), a feeding hopper (12) is arranged on the top surface of the feeding barrel (6), and the bottom end of the feeding hopper (12) penetrates through the top surface of the feeding barrel (6).

4. The extruder feeding device and the twin-screw extruder as claimed in claim 1, wherein: the inside of main part (2) is equipped with first screw rod (16) and second screw rod (17), and first screw rod (16) and second screw rod (17) respectively with main part (2) swing joint, and the side of main part (2) is run through to the one end of first screw rod (16) and second screw rod (17), the one end of first screw rod (16) and second screw rod (17) is equipped with driven pulley (9) respectively.

5. The extruder feeding device and the twin-screw extruder as claimed in claim 1, wherein: the top surface of main part (2) is equipped with rotating electrical machines (10), the output of rotating electrical machines (10) is equipped with driving pulley (8), driving pulley (8) and driven pulley (9) are located same vertical plane, the surface nestification of driving pulley (8) and driven pulley (9) has drive belt (11).

6. The extruder feeding device and the twin-screw extruder as claimed in claim 1, wherein: discharge gate (14) have been seted up to the side of main part (2), and discharge gate (14) run through main part (2) side, the bottom surface array of main part (2) is equipped with universal wheel (4), and universal wheel (4) and main part (2) swing joint.

7. The extruder feeding device and the twin-screw extruder as claimed in claim 1, wherein: the front surface of the main body (2) is provided with a controller (3), and the controller (3) is electrically connected with the feeding motor (5), the rotating motor (10) and the circulating pump (21) respectively.