CN202151890U

CN202151890U - Crushing device and single-shaft shredding machine

Info

Publication number: CN202151890U
Application number: CN2011202349771U
Authority: CN
Inventors: 刘璞; 张健; 林炳锵
Original assignee: ZHANGJIAGANG AMSTAR SANWA MACHINERY CO Ltd; SHANGHAI SHENJIA SANWA CO Ltd
Current assignee: ZHANGJIAGANG AMSTAR SANWA MACHINERY CO Ltd; SHANGHAI SHENJIA SANWA CO Ltd
Priority date: 2011-07-05
Filing date: 2011-07-05
Publication date: 2012-02-29
Anticipated expiration: 2021-07-05

Abstract

The utility model provides a crushing device and a single-shaft shredding machine. The single-shaft shredding machine comprises a frame, a material pushing box component, the crushing device, a screen mesh bracket, a power system and a hydraulic system, wherein, the crushing device comprises a rotary knife component and a fixed knife component; the hydraulic system drives the material pushing box to move, so as to push plastic products to the rotary knife component; the power system drives the rotary knife component to rotate, so as to interact with the fixed knife component to crush the plastic products; the power system further drives the crushed plastic products to arrive at the screen mesh bracket to be filtered; and the unfiltered plastic products are re-crushed under the interaction of the rotary knife component and the fixed knife component. The single-shaft shredding machine adopting a single-shaft driving manner has the advantages that a rotary knife and a fixed knife are matched to achieve a shearing effect, an adjustment link is only adopted on the fixed knife, the structure is simple, and the debugging and the mounting are convenient.

Description

Breaker and single shaft shredder

Technical field

The utility model relates to breaker that is used for the broken worn-out household electrical appliances and the single shaft shredder with this device.

Background technology

In plastics recovery was produced, shredder commonly used reached the purpose that subtracts appearance after with the plastics fragmentation, and one Chinese patent application discloses a kind of shear crusher No. 200420062508.6; When this disintegrating machine comprised the above-mentioned shear crusher work of frame, motor, reductor, feed hopper, discharging opening, broken case, the rubbish thing got into from feed hopper, eliminating after the effect of tearing of the shearing between the shear-blade of two broken shafts is broken; Though this shearing breaker can reach the purpose of broken material; But what described type adopted is that twin shaft drives, and causes device structure complicated; The debugging difficult installation, the replacing of blade and maintenance are also relatively more difficult in addition.

In addition; One Chinese patent application 200910262117.6 also discloses the multifunctional powerful shear in a kind of plastic block crusher; This shear is fixedly installed on the some movable blade fixed framework on the main shaft; On movable blade fixed framework, evenly be provided with moving knife; On the cavity of movable blade fixed framework both sides correspondence position, be set with the stationary knife fixed mount respectively, on the stationary knife fixed mount, be set with the stationary knife that cooperatively interacts with some moving knife respectively, on described moving knife and movable blade fixed framework, be respectively arranged with some mounting holes that cooperatively interact; Moving knife is arranged on the movable blade fixed framework through the moving knife set bolt that cooperatively interacts with mounting hole; On described movable blade fixed framework, be set with the pressing plate that cooperatively interacts with movable cutter set through the pressing plate set bolt, the lower end of pressing plate and the lower end of the some moving knife on the movable cutter set offset, and on pressing plate, are set with the moving knife clamping screw; The bottom of moving knife clamping screw and moving knife offsets, and described moving knife is for tilt installing with respect to movable blade fixed framework central axis 3～5 degree that slope inwardly; Be respectively arranged with some mounting holes that cooperatively interact at described stationary knife and stationary knife fixed mount; Stationary knife is arranged on the stationary knife fixed mount through the stationary knife set bolt that cooperatively interacts with mounting hole; On cavity, be set with the stationary knife clamping screw, the bottom of stationary knife clamping screw and stationary knife offsets.

When above-mentioned shear uses; Drive some movable blade fixed framework that fixedly install above that and the moving knife rotation that is arranged on the movable blade fixed framework by main shaft, moving knife and stationary knife cooperatively interact, and plastic block is sheared; But; The moving knife of above-mentioned shear and dead knife all have the adjustment link, benchmark disunity when causing rigging up and debugging, Installation and Debugging difficulty.

The utility model content

The problem that the utility model solves is the debugging of existing single shaft shredder, difficult installation, baroque problem.

For addressing the above problem; The utility model single shaft shredder is used to pulverize plastic products, comprises framework, pusher box assembly, breaker, screen cloth carriage, dynamical system and hydraulic system; Said pusher box assembly is installed on framework, moves reciprocatingly to promote said plastic products to breaker; Said breaker comprises rotating knife assembly and the dead knife assembly that is fixed in framework; Said rotating knife assembly comprises movable arbor and equally distributed first group of moving knife blade and second group of moving knife blade on the radial section of movable arbor; First group of moving knife blade and second group of moving knife blade respectively comprise multirow moving knife blade; The moving knife blade of adjacent lines differs 90 degree; Delegation moving knife blade the differential seat angle on the radial section of movable arbor adjacent with this action cutter blade is 45 degree in delegation's moving knife blade of first group and the second group of moving knife blade, and said dead knife assembly has quiet cutter; Said hydraulic system drives the motion of pusher box assembly and pushes rotate to plastic products to assembly; The movable arbor of said dynamical system driven in rotation knife assembly rotates and makes the quiet cutter interaction of moving knife blade and dead knife assembly pulverize plastic products, and drives plastic products to the screen cloth carriage filtration of pulverizing.

Alternatively, in said first group of moving knife blade and the second group of moving knife blade, each action cutter blade is arch, and the moving knife blade of head and tail corresponding position point-blank.

Alternatively, the gap between the quiet cutter of the moving knife blade of rotating knife assembly and dead knife assembly is not more than 1 millimeter.

Alternatively, the moving knife knife number of said first group each row is more than moving knife knife number of each row of second group, and wherein, each moving knife blade of each row of second group is in first group between the moving knife blade adjacent with this moving knife blade.

Alternatively, said moving knife blade adopts the structure of 12 ribs, two concave surfaces, and said quiet cutter adopts two-sided 4 rib structures.

The utility model also provides a kind of breaker; Be used for the shredded plastic goods; Comprise rotating knife assembly and dead knife assembly; Said rotating knife assembly comprise movable arbor and on the radial section of movable arbor equally distributed first group of moving knife blade and second group of moving knife blade, first group of moving knife blade and second group of moving knife blade respectively comprise multirow moving knife blade, the adjacent lines of first group of moving knife blade differ 90 the degree; The adjacent lines of second group of moving knife blade differ 90 degree; Delegation moving knife blade the differential seat angle on the radial section of movable arbor adjacent with this action cutter blade is 45 degree in delegation's moving knife blade of first group and the second group of moving knife blade, and said dead knife assembly has quiet cutter, said quiet cutter and the said moving knife blade pulverizing plastic products that interact.

Compared with prior art, the utlity model has following advantage:

1. the single shaft that above-mentioned single shaft shredder adopts drives, and rotating knife and dead knife cooperate the effect that plays shearing, and be simple in structure, debugs easy for installation;

2. above-mentioned single shaft shredder is unified design, processing, reference for assembling, only on dead knife, adopts the adjustment link, and is simple in structure, reduces the adjustment link, and Installation and Debugging are convenient.

Description of drawings

Fig. 1 is the front view of the utility model shredder;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the front view of the framework of the utility model shredder;

Fig. 4 is the left view of Fig. 3;

Fig. 5 is the structural representation of the pusher box assembly of the utility model shredder;

Fig. 6 is the structural representation of rotating knife assembly of the breaker of the utility model shredder;

Fig. 7 is the enlarged drawing of the rotating knife assembly of Fig. 8;

Fig. 8 is the left view of Fig. 7;

Fig. 9 is the structural representation of the stationary knife assembly of breaker;

Figure 10 is the structural representation of quiet cutter of the stationary knife assembly of breaker;

Figure 11 is the structural representation of the screen cloth carriage of the utility model shredder;

Figure 12 is the left view of Figure 11.

The specific embodiment

Describe the technical scheme of the utility model in detail below in conjunction with accompanying drawing.The utility model embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although the utility model is specified with reference to preferred embodiment; Those of ordinary skill in the art is to be understood that; Can make amendment or be equal to replacement the technical scheme of utility model, and not break away from the spirit and the scope of the utility model technical scheme, it all should be encompassed in the claim scope of the utility model.

See also Fig. 1 and Fig. 2, the utility model shredder comprises framework 1, pusher box assembly 2, breaker 3, screen cloth carriage 4, dynamical system 5 and hydraulic system 6.

See also Fig. 3, Fig. 4 and combine Fig. 1, said framework 1 is used for supporting pusher box assembly 2, breaker 3, screen cloth carriage 4, dynamical system 5 and the hydraulic system 6 on this equipment.This framework 1 is welded by the Fine Steel Casting iron structure, and it is provided with breaker installation portion 11, housing mounting portion 12, pusher case installation portion 13, dynamical system installation portion and hydraulic system installation portion (unmarked among the figure).

See also Fig. 5 and combine Fig. 1, said pusher box assembly 2 is installed on said pusher case installation portion 13, comprises pusher casing 21, guide rail 22, hydraulic jack 23 and striker plate 24.Said pusher casing 21 is movably connected on guide rail 22, can be reciprocating with respect to guide rail 22.Striker plate 24 is fixed on the pusher casing 21.Said hydraulic jack 23 is connected with said pusher casing 21, and said hydraulic jack 23 stretches and makes said pusher casing 21 move back and forth along said guide rail 22, such as; Said guide rail 22 is the cross bars that are fixed in said framework 1; Said pusher casing 21 comprises the sliding sleeve sheathed with guide rail 22, and when said hydraulic jack 23 was flexible, said sliding on the guide rail 22 slided; Thereby; Make pusher casing 21 move reciprocatingly, it is understandable that other structures that make both produce relative motion also can be applied to present technique with respect to guide rail 22.

See also 6 to Fig. 9 and combine Fig. 1, the rotating knife assembly 31 of the utility model breaker 3 comprises two bearing bracket 311, moving knife knife rest 312, movable arbor 313 and moving knife blade 314.Said two bearing bracket 311 relative fixed are on framework 1, and each end of said movable arbor 313 is connected with a bearing block 311, and wherein an end also links to each other with the reductor of dynamical system 5 through belt.Totally 108 on moving knife blade 314; Each moving knife blade 314 all is installed on the moving knife knife rest 312 respectively; Moving knife knife rest 312 makes moving knife blade 314 be installed on the movable arbor 313 through being bolted on the movable arbor 313; Certainly; Moving knife blade 314 also can be directly installed on the movable arbor 314, so, can moving knife blade 314 be directly installed on the movable arbor 314 and be referred to as moving knife blade 314 by the situation that other equipment are installed on movable arbor 314 (such as moving knife knife rest 312) and be installed on the movable arbor 313.The distribution of moving knife blade 314 on movable arbor 313 is divided into two groups; The quantity of every action cutter blade of first group is more than the quantity of every action cutter blade of second group; And each moving knife blade of each row of second group is in first group between the moving knife blade adjacent with this moving knife blade, such as, first group of A is 14 moving knife blade 314 delegation; Second group of B is 13 moving knife blade delegation, the moving knife blade 314 of second group of B.First group of A is 14 delegation, totally 4 go, and 56 blades, 4 row evenly distribute on the radial section of movable arbor 313; Differential seat angle between the adjacent lines is 90 degree, and is of Fig. 8 and Fig. 9, first group first walk among fourth line A1, A2, A3 and the A4, and first group the first row A1 and the second row A2 differ 90 degree; The second row A2 and the third line A3 differ 90 degree, and by that analogy, second group of B is 13 delegation; Totally 4 go, 52 blades, 4 row evenly distribute on the radial section of movable arbor 313; Differential seat angle between the adjacent lines is 90 degree, like Fig. 8 and shown in Figure 9, and second group first walk among fourth line B 1, B2, B3 and the B4; The first row B1 and the second row B2 differ 90 degree, and the second row B2 and the third line B3 differ 90 degree, by that analogy; It is 45 ° with this action cutter blade 31 adjacent delegation's differential seat angles of moving knife blade 314 on the radial section of movable arbor 313 in delegation's moving knife blade 314 of first group and the second group of moving knife blade 314; As shown in Figure 8, first group the first action cutter blade A1, second group moving knife blade B1, the B4 adjacent with this action cutter blade A1 differs 45 degree; In first group of moving knife blade 314 and the second group of moving knife blade 314; The differential seat angle of adjacent two moving knife blades 314 on the radial section of movable arbor 313 of each row is 6.5 °; Such as, Fig. 7 and shown in Figure 8, first moving knife blade 314A1 of first group of moving knife blade A and second moving knife blade 314A2 differ 6.5 degree; Second moving knife blade 314A2 and the 3rd moving knife blade 314A3 differ 6.5 degree; The 13 moving knife blade 314A13 and the 14 moving knife blade 314A14 differ 6.5 degree, like Fig. 7 and shown in Figure 8, in moving knife blade 314 of each row of first group and second group; The moving knife blade 314 that moving knife blade 314 of each row is lined up arch and head and tail corresponding position point-blank; On same straight line, second moving knife blade 314A2 (second of stem) and the 13 moving knife blade 314A13 (second of afterbody) are point-blank such as, first moving knife blade 314A1 (stem first) of the first row A and the 14 moving knife blade 314A14 (afterbody first).Said moving knife blade 314 is 12 ribs, two concave design, and also promptly, moving knife blade 314 is cuboid or cube structure; When using moving knife blade 314, as long as change installation direction, parallel blade can use four times; The spill blade can use 2 times, utilizes blade to be worth to greatest extent.

See also Figure 10 to Figure 11 and combine Fig. 1; The dead knife assembly 32 of said breaker 3 comprises quiet cutter 321 and quiet edge bearing 322; Said dead knife assembly 32 is fixed by bolts on the framework 1 by quiet edge bearing 322 and is installed on the framework 1; Be positioned at a side of rotating knife assembly 31, the gap between the moving knife blade 314 of assurance rotating knife assembly 31 and the quiet cutter 321 of dead knife assembly 32 is not more than 1 millimeter.Quiet edge bearing 322 is designed with waist-shaped hole; Can regulate the gap between quiet cutter 321 and the moving knife blade 314 through waist-shaped hole, quiet cutter 321 is installed on the quiet edge bearing 322, and the blade of quiet cutter 321 adopts two-sided four ribs design; Can rotate and use four times, utilize the value of blade to greatest extent.

See also Figure 11 and Figure 12 and combine Fig. 1, said screen cloth carriage 4 comprises that fixedly press strip 43, carriage keep bolt 44, carriage set bolt 45, hydraulic jack 46 and pivoting part 47 for screen bed base 41, screen cloth 42, screen cloth.Said screen cloth 42 by said screen cloth fixedly press strip 43 be arranged at said screen bed base 41.Said pivoting part 47 is fixed in said frame 1.Said carriage keeps bolt 44 and carriage set bolt 45 fixing said screen bed bases 41 to be connected in said pivoting part 47.Said hydraulic jack 46 is connected with said pivoting part 47, and said hydraulic jack 46 stretches and makes said screen bed base 42 rotate around said pivoting part 47, thereby, the plastic flakes after the fragmentation is leached through screen cloth 42, reach the purpose of filtration.

See also Fig. 1 to Figure 11, the course of work of the utility model is following:

It is reciprocating along said guide rail 22 that the hydraulic jack 23 of hydraulic system 6 promotes pusher casings 21, because said striker plate 24 is fixedly connected with said pusher casing 21, so; Said striker plate 24 moves along with the motion of pusher casing 21, and like this, striker plate 24 pushes plastics between the quiet cutter 321 of moving knife blade 314 and dead knife assembly 32 of rotating knife assembly 31 of breaker 3; Then, the reducing motor of dynamical system 5 makes movable arbor 313 around said bearing block 311 rotations, thus; Moving knife blade 314 on the movable arbor 313 rotates along with the rotation of movable arbor 313, and like this, moving knife blade 314 produces relative motion with quiet cutter 321; This staggered relative motion forms plastic sheet with the plastics fragmentation; Simultaneously, the rotation of moving knife blade 314 is also brought plastic sheet in the screen cloth 42 of said screen cloth carriage 4 into, through the filtration of screen cloth 42; Satisfactory plastic sheet is leached said screen cloth 42; The plastic sheet that is not filtered is continuing under the drive of moving knife blade 314 between moving knife blade 314 and quiet cutter 321, and is broken once more down with interlocking of quiet cutter 321 through moving knife blade 314, till being leached by screen cloth 42; The moving knife that special arrangement distributes has guaranteed that it is continuous rhythmical that moving knife contact with material, the uniformity of assurance material fragmentation.

Claims

1. a single shaft shredder is used to pulverize plastic products, it is characterized in that, comprises framework, pusher box assembly, breaker, screen cloth carriage, dynamical system and hydraulic system,

Said pusher box assembly is installed on framework, moves reciprocatingly to promote said plastic products to breaker;

Said breaker comprises rotating knife assembly and the dead knife assembly that is fixed in framework; Said rotating knife assembly comprises movable arbor and equally distributed first group of moving knife blade and second group of moving knife blade on the radial section of movable arbor; First group of moving knife blade and second group of moving knife blade respectively comprise multirow moving knife blade; The moving knife blade of adjacent lines differs 90 degree; Delegation moving knife blade the differential seat angle on the radial section of movable arbor adjacent with this action cutter blade is 45 degree in delegation's moving knife blade of first group and the second group of moving knife blade, and said dead knife assembly has quiet cutter;

Said hydraulic system drives the motion of pusher box assembly and pushes rotate to plastic products to assembly; The movable arbor of said dynamical system driven in rotation knife assembly rotates and makes the quiet cutter interaction of moving knife blade and dead knife assembly pulverize plastic products, and drives plastic products to the screen cloth carriage filtration of pulverizing.

2. single shaft shredder according to claim 1 is characterized in that, in said first group of moving knife blade and the second group of moving knife blade, each action cutter blade is arch, and the moving knife blade of head and tail corresponding position point-blank.

3. single shaft shredder according to claim 1 and 2 is characterized in that, the gap between the moving knife blade of rotating knife assembly and the quiet cutter of dead knife assembly is not more than 1 millimeter.

4. single shaft shredder according to claim 1; It is characterized in that; The moving knife knife number of each said first group row is more than the moving knife knife number of each row of second group; Wherein, each moving knife blade of each row of second group is in first group between the moving knife blade adjacent with this moving knife blade.

5. single shaft shredder according to claim 1 is characterized in that, said moving knife blade adopts the structure of 12 ribs, two concave surfaces, and said quiet cutter adopts two-sided 4 rib structures.

6. breaker; Be used for the shredded plastic goods; It is characterized in that, comprise rotating knife assembly and dead knife assembly, said rotating knife assembly comprises movable arbor and equally distributed first group of moving knife blade and second group of moving knife blade on the radial section of movable arbor; First group of moving knife blade and second group of moving knife blade respectively comprise multirow moving knife blade; The adjacent lines of first group of moving knife blade differ 90 degree, and the adjacent lines of second group of moving knife blade differ 90 degree, and delegation moving knife blade the differential seat angle on the radial section of movable arbor adjacent with this action cutter blade is 45 to spend in delegation's moving knife blade of first group and the second group of moving knife blade; Said dead knife assembly has quiet cutter, and said quiet cutter and said moving knife blade interact and pulverize plastic products.

7. breaker according to claim 6 is characterized in that, in said first group of moving knife blade and the second group of moving knife blade, each action cutter blade is arch, and the moving knife blade of head and tail corresponding position point-blank.

8. according to claim 6 or 7 described breakers, it is characterized in that the gap between the moving knife blade of rotating knife assembly and the quiet cutter of dead knife assembly is not more than 1 millimeter.

9. breaker according to claim 6; It is characterized in that; The moving knife knife number of each said first group row is more than the moving knife knife number of each row of second group; Wherein, each moving knife blade of each row of second group is in first group between the moving knife blade adjacent with this moving knife blade.

10. breaker according to claim 6 is characterized in that, said moving knife blade adopts the structure of 12 ribs, two concave surfaces, and said quiet cutter adopts two-sided 4 rib structures.