CN219446051U

CN219446051U - Vertical feeding device for extruder

Info

Publication number: CN219446051U
Application number: CN202320356388.3U
Authority: CN
Inventors: 王积超
Original assignee: Nanjing Xintuo Intelligent Equipment Co ltd
Current assignee: Nanjing Xintuo Intelligent Equipment Co ltd
Priority date: 2023-03-01
Filing date: 2023-03-01
Publication date: 2023-08-01
Anticipated expiration: 2033-03-01

Abstract

The utility model discloses a vertical feeding device for an extruder, which comprises an extrusion cylinder, wherein a spiral extrusion shaft is rotatably arranged in the extrusion cylinder, a first motor is fixedly arranged on one side of the extrusion cylinder, the output end of the first motor penetrates through the side wall of the extrusion cylinder and is fixedly connected with the spiral extrusion shaft, a feeding bin is fixedly arranged at the top end of one side, close to the first motor, of the extrusion cylinder, and a spiral conveying shaft for conveying materials is rotatably arranged in the feeding bin. The utility model is provided with the cylindrical feeding bin, and materials are uniformly fed into the extruding cylinder through the spiral conveying shaft in the feeding bin, so that a large amount of materials are prevented from being accumulated between the feeding bin and the extruding cylinder; the stirring assembly is arranged in the feed hopper, so that materials can uniformly fall into the feeding bin, the materials in the feed hopper are prevented from being piled up due to the fact that excessive materials are added once, the materials fall slowly, and the feeding process cannot be continuous.

Description

Vertical feeding device for extruder

Technical Field

The utility model relates to the related technical field of extruders, in particular to a vertical feeding device for an extruder.

Background

The extruder is widely applied to the devolatilization treatment of rubber and plastic and engineering resin in filling, blending, modification, reinforcement, chlorinated polypropylene and super absorbent resin; extrusion of degradable masterbatches, polyamide polycondensation and polyurethane polyaddition reactions; granulating carbon powder and magnetic powder, insulating materials for cables, sheath materials, low-smoke low-halogen flame-retardant PVC cable materials, preparation of various silane crosslinking materials and the like. In the working process of the extruder, materials are required to be continuously conveyed from a charging hopper to the extruder for processing, and most of the extruders at present use the gravity action of the materials to enter the extruder through the charging hopper.

Through retrieval, the document with the authorized bulletin number of CN211518438U discloses a feeding device of an extruder, which comprises a frame, a feeding bin, a hopper, a first rotating shaft, a second rotating shaft and a rotating shaft driving mechanism capable of driving the first rotating shaft and the second rotating shaft to rotate relatively at the same angular speed, wherein the top of the feeding bin is provided with a feeding hole, the bottom of the feeding bin is provided with a discharging hole, and the hopper is arranged at the feeding hole of the feeding bin; according to the technical scheme, materials can be continuously and uniformly fed into the charging barrel through the group of vertically arranged feeding paddle mechanisms.

The technical scheme has the following defects: the cross-section of this scheme's feeding bin is big-end-up's toper, and when the material of once adding in the loading hopper was too much, the material can be piled up in feeding bin bottom in a large number, hinders the rotation of feeding oar, influences the feed effect of feeding oar.

Disclosure of Invention

The utility model aims to provide a vertical feeding device for an extruder, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vertical feeding device for extruder, includes an extrusion feed cylinder, an extrusion feed cylinder inside rotation installs spiral extrusion feed shaft, extrusion feed cylinder one side fixed mounting has first motor, first motor output pass extrusion feed cylinder lateral wall and with spiral extrusion feed shaft fixed connection, one side top fixed mounting that the extrusion feed cylinder is close to first motor has the feeding storehouse, feeding storehouse inside rotation installs the screw conveying axle that carries the material, feeding storehouse top fixed mounting has the feeder hopper, the inside stirring subassembly that is convenient for the material whereabouts that is provided with of feeder hopper.

As a further preferable mode of the technical scheme, the two supports are symmetrically arranged at the bottom of the extruding cylinder, a discharging bin is fixedly arranged at one end, far away from the first motor, of the extruding cylinder, and a mounting seat is fixedly arranged at the bottom of the first motor.

As a further preferable mode of the technical scheme, a top cover is mounted on the top of the feed hopper through bolts, and charging ports are symmetrically formed in the surface of the top cover.

As a further preferable mode of the technical scheme, the top of the extruding cylinder is close to the feeding bin and is fixedly provided with a mounting frame, the top of the mounting frame is fixedly provided with a second motor, the output end of the second motor penetrates through the middle of the top cover and is fixedly provided with a rotating shaft, the bottom end of the rotating shaft is fixedly connected with the top end of the spiral conveying shaft, and the centers of the rotating shaft and the spiral conveying shaft are located on the same vertical line.

As the further preferred of this technical scheme, stirring subassembly includes puddler, stirring leaf, two puddlers that length is different are installed respectively to the pivot both sides, and the stirring leaf is installed jointly to two puddler ends of same one side, threaded hole has been seted up at the terminal middle part of puddler, the counter bore has been run through on stirring leaf surface, the screw thread has closed countersunk head screw soon in the screw hole, the one end that the pivot was kept away from to countersunk head screw falls in the counter bore.

The utility model provides a vertical feeding device for an extruder, which has the following beneficial effects:

(1) The utility model is provided with the cylindrical feeding bin, and materials are uniformly fed into the extruding cylinder through the spiral conveying shaft in the feeding bin, so that a large amount of materials are prevented from being accumulated between the feeding bin and the extruding cylinder.

(2) According to the utility model, the stirring assembly is arranged in the feed hopper, so that materials can uniformly fall into the feed bin, and the phenomenon that the materials in the feed hopper are accumulated due to the fact that excessive materials are added at one time is prevented, the materials fall slowly, and the feeding process cannot be continuous is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a schematic view of the top cover structure of the present utility model;

FIG. 4 is a schematic view of the internal structure of the feed hopper according to the present utility model;

fig. 5 is a schematic structural view of the stirring assembly of the present utility model.

In the figure: 1. a material extruding cylinder; 11. a bracket; 12. discharging the material bin; 2. a spiral extruding shaft; 3. a first motor; 31. a mounting base; 4. a feeding bin; 5. a screw conveying shaft; 6. a feed hopper; 61. a top cover; 62. a feed inlet; 7. a stirring assembly; 71. a stirring rod; 72. stirring the leaves; 73. a threaded hole; 74. a countersunk hole; 75. countersunk head screws; 8. a mounting frame; 81. a second motor; 82. a rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1 and 2, the present utility model provides the following technical solutions: the utility model provides a vertical feeding device for extruder, includes extrusion feed cylinder 1, extrusion feed cylinder 1 is the horizontal direction setting, extrusion feed cylinder 1 inside rotation installs spiral extrusion feed shaft 2, and spiral extrusion feed shaft 2 is used for extruding the material, extrusion feed cylinder 1 one side fixed mounting has first motor 3, first motor 3 output passes extrusion feed cylinder 1 lateral wall and with spiral extrusion feed shaft 2 fixed connection, first motor 3 drives spiral extrusion feed shaft 2 and rotates, drives the direction of material to ejection of compact storehouse 12 progressively and advances, one side top fixed mounting that extrusion feed cylinder 1 is close to first motor 3 has feeding silo 4, and feeding silo 4 is the drum of vertical setting, avoids the material to pile up in a large number between feeding silo 4 and extrusion feed cylinder 1, feeding silo 4 inside rotation installs the spiral conveying shaft 5 to carry the material, carries out spiral conveying to the material that falls down in the feeder hopper 6 through spiral conveying shaft 5, guaranteed that the material can be even, continuous feeding extrusion feed cylinder 1, feeding silo 4 top fixed mounting has feeder hopper 6, and feeder hopper 6 is big in the toper of falling down of being convenient for, and the feeding silo 4 is convenient for fall down to the material through the feeding hopper 6, and the stirring component is convenient for fall down to the material is avoided to the material through the stirring hopper 7 in the stirring assembly.

In this embodiment, specific: two supports 11 are installed to crowded feed cylinder 1 bottom symmetry, and the stability of crowded feed cylinder 1 has been guaranteed to support 11, the one end fixed mounting that crowded feed cylinder 1 kept away from first motor 3 has a play feed bin 12, and the material after the staff of being convenient for is collected to ejection of compact bin 12, first motor 3 bottom fixed mounting has mount pad 31, and mount pad 31 is convenient for the installation of first motor 3 to support 11 and mount pad 31 set up corresponding height, can guarantee that the output shaft of first motor 3 and the center of spiral crowded feed shaft 2 are located same horizontal line, can not take place the skew at the rotation in-process like this, and spiral crowded feed shaft 2 can not touch the inner wall of crowded feed cylinder 1, produces wearing and tearing, guarantees that spiral crowded feed shaft 2 is stable rotates in crowded feed cylinder 1.

In order to facilitate the overhaul and replacement of the components in the feed hopper 6, a detachable top cover 61 is provided, and referring to fig. 3, in this embodiment, specific: the top cover 61 is installed through the bolt at feeder hopper 6 top, through a plurality of bolt with top cover 61 fixed mounting at feeder hopper 6 top, the installation and the dismantlement of being convenient for, charge door 62 has been seted up to top cover 61 surface symmetry, in order to make the position of mounting bracket 8 not influence the reinforced, charge door 62 sets up to fan-shaped, distributes in mounting bracket 8 central line both sides.

In order to facilitate the installation of the second motor 81 to drive the mechanism to rotate, a mounting frame 8 is provided, and referring to fig. 3 and 4, in this embodiment, specific: the extrusion feed cylinder 1 top is close to feeding bin 4 fixed mounting and has mounting bracket 8, mounting bracket 8 top fixed mounting has second motor 81, second motor 81 output passes top cap 61 middle part and fixed mounting has pivot 82, and second motor 81 drives pivot 82 and rotates to drive stirring subassembly 7 and rotate, the pivot 82 bottom with screw conveying axle 5 top fixed connection, and the center of pivot 82 and screw conveying axle 5 is located same vertical line, guarantees that pivot 82 and screw conveying axle 5 can synchronous motion, and makes screw conveying axle 5 stable rotate in feeding bin 4, avoids its touching feeding bin 4 inner wall, causes wearing and tearing.

In order to make the material fall down evenly, a stirring assembly 7 is disposed in the feed hopper 6 to stir the added material evenly, and referring to fig. 5, in this embodiment, the stirring assembly is specifically: stirring subassembly 7 includes puddler 71, stirring leaf 72, two stirring rods 71 that the length is different are installed respectively to pivot 82 both sides, and the length is different for making stirring leaf 72 can laminate feeder hopper 6 inner wall, and stirring leaf 72 is installed jointly at two stirring rod 71 ends of same side, and one side that stirring leaf 72 kept away from pivot 82 and the inner wall slip laminating of feeder hopper 6, screw hole 73 has been seted up at stirring rod 71 terminal middle part, the counter sunk hole 74 has been seted up in the penetration of stirring leaf 72 surface, screw hole 73 internal thread closes to have countersunk screw 75 soon, one end that pivot 82 was kept away from to countersunk screw 75 falls in counter sunk hole 74, and countersunk screw 75's head has been hidden completely in counter sunk hole 74, has avoided producing the scraping at stirring leaf 72 pivoted in-process screw and feeder hopper 6 inner wall, installs through the screw simultaneously, can select different stirring leaf 72 to change according to the material difference.

The theory of operation, in the use, pour the material from charge door 62 into feeder hopper 6, start second motor 81, drive pivot 82 and rotate, drive puddler 71 and stirring leaf 72 and rotate, stir the material evenly, the material after the stirring gets into in feeding bin 4, because the effect of screw conveying axle 5, drive the even feeding of material and extrude in barrel 1, start first motor 3, drive screw and extrude barrel 2 rotation, evenly extrude the material of feeding.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a vertical feeding device for extruder, includes extrusion feed cylinder (1), its characterized in that, extrusion feed cylinder (1) internally rotates installs spiral extrusion feed axle (2), extrusion feed cylinder (1) one side fixed mounting has first motor (3), first motor (3) output pass extrusion feed cylinder (1) lateral wall and with spiral extrusion feed axle (2) fixed connection, one side top fixed mounting that extrusion feed cylinder (1) is close to first motor (3) has feeding silo (4), feeding silo (4) are cylindric, feeding silo (4) internally rotates and installs screw conveying axle (5) to carry the material, feeding silo (4) top fixed mounting has feeder hopper (6), the inside stirring subassembly (7) that are provided with of feeder hopper (6) and are convenient for the material whereabouts, stirring subassembly (7) include puddler (71), stirring leaf (72).

2. The vertical feeding device for the extruder according to claim 1, wherein two brackets (11) are symmetrically arranged at the bottom of the extrusion cylinder (1), one end, far away from the first motor (3), of the extrusion cylinder (1) is fixedly provided with a discharging bin (12), and the bottom of the first motor (3) is fixedly provided with a mounting seat (31).

3. The vertical feeding device for the extruder according to claim 1, wherein a top cover (61) is mounted on the top of the feed hopper (6) through bolts, and feeding ports (62) are symmetrically formed in the surface of the top cover (61).

4. A vertical feeding device for an extruder according to claim 3, characterized in that the top of the extruding cylinder (1) is fixedly provided with a mounting frame (8) close to the feeding bin (4), the top of the mounting frame (8) is fixedly provided with a second motor (81), the output end of the second motor (81) passes through the middle part of the top cover (61) and is fixedly provided with a rotating shaft (82), the bottom end of the rotating shaft (82) is fixedly connected with the top end of the spiral conveying shaft (5), and the centers of the rotating shaft (82) and the spiral conveying shaft (5) are positioned on the same vertical line.

5. The vertical feeding device for an extruder according to claim 4, wherein two stirring rods (71) with different lengths are respectively arranged on two sides of the rotating shaft (82), stirring blades (72) are jointly arranged at the tail ends of the two stirring rods (71) on the same side, threaded holes (73) are formed in the middle of the tail ends of the stirring rods (71), counter sunk holes (74) are formed in the surfaces of the stirring blades (72) in a penetrating mode, counter sunk screws (75) are screwed in the threaded holes (73), and one end, far away from the rotating shaft (82), of each counter sunk screw (75) falls into the counter sunk holes (74).