CN211415913U

CN211415913U - Double-shaft shredder

Info

Publication number: CN211415913U
Application number: CN201922426369.XU
Authority: CN
Inventors: 郑勇; 潘学明
Original assignee: Zhangjiagang Lianda Machinery Co ltd
Current assignee: Zhangjiagang Lianda Machinery Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-04
Anticipated expiration: 2029-12-30

Abstract

The utility model is suitable for a shredder technical field provides a biax shredder, including the shredding subassembly that is used for shredding plastics and the filtering component that is used for filtering plastics, the shredding subassembly includes first agitator tank and first discharging pipe, the upper surface of first agitator tank is fixed with first motor, be fixed with the (mixing) shaft on the output shaft of first motor, be fixed with a plurality of stirring leaves on the lateral wall of (mixing) shaft; through setting up first agitator tank with the second agitator tank for start-up first motor, first motor drives the (mixing) shaft rotates for preliminary smashing the plastics that get into, passing through after, send into plastics in the second agitator tank, and open the second motor with the third motor makes the second motor with the third motor drives the shredding knife rotates, thereby further smashes plastics, avoids kibbling not up to standard.

Description

Double-shaft shredder

Technical Field

The utility model belongs to the technical field of the shredder, especially, relate to a biax shredder.

Background

A shredder is a machine used for coarse shredding, generally for processing raw materials or scraps to make them smaller in size, and a shredder is a machine used for fine shredding, generally for processing raw materials or scraps to make them smaller in size. Typical examples are plastic or rubber scrap, which is shredded and melted as a raw material and pelletized for use in remanufacturing plastic bottles, tires, garbage cans, and the like. The shredder is applied to the plastic recycling industry and is commonly used for crushing waste products, large-caliber PE plastic pipes, bundled and packaged plastic films, large stacks of plastic sheets and machine head materials.

The precision of the crushed plastic of the existing shredder does not reach the standard, so that the recovery and the regeneration are influenced, and the crushed plastic flows too fast, so that the operation personnel is inconvenient to check.

SUMMERY OF THE UTILITY MODEL

The utility model provides a biax shredder aims at solving current shredder crushing plastics precision and is not up to standard for retrieve the regeneration and receive the influence, and the plastics after smashing flow too fast, lead to inconvenient operating personnel to inspect.

The utility model discloses a so realize, a biax shredder, including the shredding subassembly that is used for shredding plastics and the filtering component that is used for filtering plastics, the shredding subassembly includes first agitator tank and first discharging pipe, the upper surface of first agitator tank is fixed with first motor, the output shaft of first motor runs through the upper surface of first agitator tank, and with first agitator tank rotates to be connected, be fixed with the (mixing) shaft on the output shaft of first motor, be fixed with a plurality of stirring leaves on the lateral wall of (mixing) shaft, and the stirring leaf sets up to irregular shape, the bottom of (mixing) shaft is fixed with the circular arc piece, first motor electric connection external power source;

the feed inlet has been seted up to the upper surface of first agitator tank, first discharging pipe runs through the lower surface of first agitator tank, and with the fixed intercommunication of first agitator tank, it has the ball valve to inlay on the lateral wall of first discharging pipe, just the ball valve with the fixed intercommunication of first discharging pipe.

Preferably, a second stirring box is fixed on the lower surface of the first stirring box, and one end, far away from the end connected with the first stirring box, of the first discharge pipe penetrates through the upper surface of the second stirring box and is fixedly communicated with the second stirring box;

a second motor is fixed on one side of the second stirring box, a third motor is fixed on the other side of the second stirring box, rotating shafts are fixed on output shafts of the second motor and the third motor, the rotating shafts penetrate through one side of the second stirring box and are in rotating connection with the second stirring box, and the second motor and the third motor are both electrically connected with an external power supply;

be fixed with the shredding knife on the lateral wall of axis of rotation, the fixed intercommunication of lower surface of second agitator tank has the second discharging pipe.

Preferably, the lower surfaces of the second motor and the third motor are both fixed with a fixed seat, and the second motor and the third motor are both fixedly connected with the second stirring box through the fixed seats;

the fixing seat is L-shaped.

Preferably, the rotating shaft and the second stirring box are both provided with bearings at the joint, the outer side wall of each bearing is fixedly connected with the second stirring box, and the inner side wall of each bearing is fixedly connected with the rotating shaft.

Preferably, the filtering assembly comprises a filtering tank, the filtering tank is positioned below the second discharging pipe, the second discharging pipe is communicated with the filtering tank, and the filtering tank is in threaded connection with the second stirring tank;

the bottom of the filter box is provided with a discharge hole.

Preferably, a primer plate is fixed inside the filter box.

Preferably, a filter screen is arranged below the primer plate, and the filter screen is in threaded connection with the filter box;

the filter box is provided with an inverted trapezoidal shape.

Compared with the prior art, the beneficial effects of the utility model are that: the first motor is started by arranging the first stirring box and the second stirring box, the first motor drives the stirring shaft to rotate, so that the entering plastic is primarily crushed, then the plastic is fed into the second stirring box under the action of the ball valve, and the second motor and the third motor are started, so that the second motor and the third motor drive the shredding knife to rotate, the plastic is further crushed, and the situation that the crushed plastic does not reach the standard is avoided; through setting up filtering component makes under the effect of primer board, the flow of the plastics after the buffering is smashed, and under the effect of filter screen, filter the plastics after smashing, prevent that plastics from flowing too fast.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is an enlarged view of the internal structure of the first stirring box of the present invention;

FIG. 3 is a top view of the shredder of the present invention;

in the figure: 1-shredding component, 11-first stirring box, 111-feeding hole, 12-first motor, 13-stirring shaft, 14-stirring blade, 15-arc piece, 16-first discharging pipe, 17-ball valve, 18-second stirring box, 181-second motor, 182-third motor, 183-second discharging pipe, 184-fixed seat, 19-rotating shaft, 191-shredding knife, 192-bearing, 2-filtering component, 21-filtering box, 22-discharging hole, 23-primer plate and 24-filter screen.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, a double-shaft shredder comprises a shredding assembly 1 for shredding plastics and a filtering assembly 2 for filtering plastics, wherein the shredding assembly 1 comprises a first stirring box 11 and a first discharging pipe 16, a first motor 12 is fixed on the upper surface of the first stirring box 11, an output shaft of the first motor 12 penetrates through the upper surface of the first stirring box 11 and is rotatably connected with the first stirring box 11, a stirring shaft 13 is fixed on the output shaft of the first motor 12, a plurality of stirring blades 14 are fixed on the outer side wall of the stirring shaft 13, the stirring blades 14 are arranged in an irregular shape, an arc piece 15 is fixed at the bottom of the stirring shaft 13, and the first motor 12 is electrically connected with an external power supply;

feed inlet 111 has been seted up to the upper surface of first agitator tank 11, and first discharging pipe 16 runs through the lower surface of first agitator tank 11 to with the fixed intercommunication of first agitator tank 11, it has ball valve 17 to inlay on the lateral wall of first discharging pipe 16, and ball valve 17 and the fixed intercommunication of first discharging pipe 16.

In the present embodiment, by providing the first stirring box 11, wherein the bottom plate of the first stirring box 11 is convex, the plastic in the first stirring box 11 slides down into the first discharging pipe 16 through the convex radian, and simultaneously, the plastic is poured into the first stirring box 11 through the feeding hole 111 under the action of the first stirring box 11; by arranging the first motor 12, wherein the model of the first motor 12 is Y80M1-2, when the first motor 12 is electrified, the output shaft of the first motor 12 rotates to drive the stirring shaft 13 to rotate, so that the plastic is fully stirred; the stirring shaft 13 drives the stirring blades 14 to rotate by arranging the stirring blades 14, so that plastics are crushed; by arranging the stirring blades 14 in the irregular shapes, the contact area between the stirring blades 14 in the irregular shapes and the plastics is enlarged, so that the plastics are fully crushed; by arranging the arc piece 15, the plastic below the inner part of the first stirring box 11 is stirred under the action of the arc piece 15, so that the crushing precision is increased; by arranging the ball valve 17, the discharge of the plastic in the first stirring box 11 is controlled under the action of the ball valve 17, so that the crushing precision is further increased; an angular contact bearing is arranged at the joint of the output shaft of the first motor 12 and the first stirring box 11, so that the output shaft of the first motor 12 is rotatably connected with the first stirring box 11 through the angular contact bearing, the offset generated during rotation is reduced, and the stirring of the stirring shaft 13 is more stable.

In this embodiment, pour plastics into first agitator tank 11 through feed inlet 111, then start first motor 12, make first motor 12 drive (mixing) shaft 13 and rotate, make and carry out preliminary crushing with plastics under the effect of stirring leaf 14 and circular arc 15, then operating personnel twists ball valve 17, make plastics in first agitator tank 11 enter into second agitator tank 18 through first discharging pipe 16, open second motor 181 and third motor 182 simultaneously, make two sets of shredding knives 191 rotate, thereby further smash plastics, then kibbling plastics enter into rose box 21 through second discharging pipe 183, make under the effect of primer board 24, cushion the plastics that drop, then filter the bold plastics under the effect through filter screen 24, prevent that the plastics that drop from discharge gate 22 are not up to standard.

Further, a second stirring box 18 is fixed on the lower surface of the first stirring box 11, and one end, far away from the end connected with the first stirring box 11, of the first discharge pipe 16 penetrates through the upper surface of the second stirring box 18 and is fixedly communicated with the second stirring box 18;

a second motor 181 is fixed on one side of the second stirring box 18, a third motor 182 is fixed on the other side of the second stirring box 18, rotating shafts 19 are fixed on output shafts of the second motor 181 and the third motor 182, the rotating shafts 19 penetrate through one side of the second stirring box 18 and are rotatably connected with the second stirring box 18, and the second motor 181 and the third motor 182 are electrically connected with an external power supply;

the outer side wall of the rotating shaft 19 is fixedly provided with a shredding knife 191, and the lower surface of the second stirring box 18 is fixedly communicated with a second discharging pipe 183.

In the present embodiment, as shown in fig. 1 and fig. 3, the second stirring tank 18 is arranged so that the plastics are further crushed by the second stirring tank 18 while supporting the first stirring tank 11 by the second stirring tank 18; by arranging the second motor 181 and the third motor 182, wherein the models of the second motor 181 and the third motor 182 are both Y80M1-2, the two groups of motors respectively drive the two groups of rotating shafts 19 to rotate; two groups of rotating shafts 19 are arranged, the two groups of rotating shafts 19 are arranged in parallel, the second motor 181 drives one group of rotating shafts 19 to rotate forwards, the third motor 182 drives the other group of rotating shafts 19 to rotate backwards, so that the two groups of rotating shafts 19 rotate oppositely, and the plastic is fully crushed;

by arranging the shredding knives 191, the two groups of rotating shafts 19 can fully shred the plastic under the action of the shredding knives 191; through the second discharging pipe 183, the crushed material crushed by the shredding knife 191 falls into the filter box 21 through the second discharging pipe 183.

Further, fixing seats 184 are fixed on the lower surfaces of the second motor 181 and the third motor 182, and the second motor 181 and the third motor 182 are fixedly connected with the second stirring box 18 through the fixing seats 184;

the fixing base 184 is provided in an L shape.

In the embodiment, the fixing seat 184 is arranged, so that the second motor 181 and the third motor 182 are supported under the action of the fixing seat 184, and the vibration generated when the two groups of motors work is effectively reduced;

through setting up fixing base 184 for L shape for under the effect of L shape fixing base 184, not only pleasing to the eye but also reduce the processing material, and it is more convenient when fixed.

Further, a bearing 192 is arranged at the joint of the rotating shaft 19 and the second stirring box 18, the outer side wall of the bearing 192 is fixedly connected with the second stirring box 18, and the inner side wall of the bearing 192 is fixedly connected with the rotating shaft 19.

In the present embodiment, as shown in fig. 3, by providing the bearings 192, wherein the bearings 192 are provided with four, each two bearings 192 support one set of the rotating shafts 19, and the other two bearings 192 support the other set of the rotating shafts 19, the two sets of the rotating shafts 19 are more stably rotated, and the wear is reduced by the bearings 192.

Further, the filter assembly 2 comprises a filter box 21, the filter box 21 is positioned below the second discharge pipe 183, the second discharge pipe 183 is communicated with the filter box 21, and the filter box 21 is in threaded connection with the second stirring box 18;

the bottom of the filter box 21 is provided with a discharge port 22.

In the present embodiment, by providing the filter tank 21, the crushed plastic is filtered by the filter tank 21; the filter box 21 can be detached from the second stirring box 18 by arranging the filter box 21 and the second stirring box 18 to be screwed, so that large plastic blocks on the filter screen 24 are poured into the first stirring box 11 again to filter at one time;

by arranging the discharge port 22, the crushed plastic is discharged through the discharge port 22.

Further, a primer plate 23 is fixed to the inside of the filter box 21.

In the present embodiment, by providing the primer plate 23 in which the primer plate 23 and the filter tank 21 are screwed, the primer plate 23 can also be detached from the filter tank 21, thereby facilitating handling of large pieces of plastic on the screen 24.

Further, a filter screen 24 is arranged below the primer plate 23, and the filter screen 24 is in threaded connection with the filter box 21;

the filter box 21 is provided with an inverted trapezoidal shape.

In the embodiment, by arranging the filter screen 24, under the action of the filter screen 24, large plastics are filtered, so that the plastics discharged from the discharge port 22 can reach the standard;

by arranging the filter box 21 to be trapezoidal, the plastic slides down into the discharge hole 22 through the radian of the trapezoid.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A twin-shaft shredder comprising a shredding assembly (1) for shredding plastic and a filtering assembly (2) for filtering plastic, characterized in that: the shredding assembly (1) comprises a first stirring box (11) and a first discharging pipe (16), a first motor (12) is fixed on the upper surface of the first stirring box (11), an output shaft of the first motor (12) penetrates through the upper surface of the first stirring box (11) and is rotatably connected with the first stirring box (11), a stirring shaft (13) is fixed on the output shaft of the first motor (12), a plurality of stirring blades (14) are fixed on the outer side wall of the stirring shaft (13), the stirring blades (14) are arranged in an irregular shape, an arc piece (15) is fixed at the bottom of the stirring shaft (13), and the first motor (12) is electrically connected with an external power supply;

feed inlet (111) have been seted up to the upper surface of first agitator tank (11), first discharging pipe (16) run through the lower surface of first agitator tank (11), and with the fixed intercommunication of first agitator tank (11), it has ball valve (17) to inlay on the lateral wall of first discharging pipe (16), just ball valve (17) with the fixed intercommunication of first discharging pipe (16).

2. A twin-shaft shredder according to claim 1, wherein: a second stirring box (18) is fixed on the lower surface of the first stirring box (11), and one end, far away from the end connected with the first stirring box (11), of the first discharge pipe (16) penetrates through the upper surface of the second stirring box (18) and is fixedly communicated with the second stirring box (18);

a second motor (181) is fixed on one side of the second stirring box (18), a third motor (182) is fixed on the other side of the second stirring box (18), rotating shafts (19) are fixed on output shafts of the second motor (181) and the third motor (182), the rotating shafts (19) penetrate through one side of the second stirring box (18) and are rotatably connected with the second stirring box (18), and the second motor (181) and the third motor (182) are electrically connected with an external power supply;

a shredding knife (191) is fixed on the outer side wall of the rotating shaft (19), and a second discharge pipe (183) is fixedly communicated with the lower surface of the second stirring box (18).

3. A twin-shaft shredder according to claim 2, wherein: fixing seats (184) are fixed on the lower surfaces of the second motor (181) and the third motor (182), and the second motor (181) and the third motor (182) are fixedly connected with the second stirring box (18) through the fixing seats (184);

the fixing seat (184) is L-shaped.

4. A twin-shaft shredder according to claim 3, wherein: the rotating shaft (19) and the second stirring box (18) are both provided with bearings (192), the outer side wall of each bearing (192) is fixedly connected with the second stirring box (18), and the inner side wall of each bearing (192) is fixedly connected with the rotating shaft (19).

5. The twin-shaft shredder according to claim 4, wherein: the filter assembly (2) comprises a filter box (21), the filter box (21) is positioned below the second discharge pipe (183), the second discharge pipe (183) is communicated with the filter box (21), and the filter box (21) is in threaded connection with the second stirring box (18);

and a discharge hole (22) is formed in the bottom of the filter box (21).

6. A twin-shaft shredder according to claim 5, wherein: a primer plate (23) is fixed inside the filter box (21).

7. A twin-shaft shredder according to claim 6, wherein: a filter screen (24) is arranged below the primer plate (23), and the filter screen (24) is in threaded connection with the filter box (21);

the filter box (21) is provided with an inverted trapezoid shape.