CN215749324U - Large-diameter single-shaft shredder - Google Patents

Abstract

The utility model discloses a large-diameter single-shaft shredder, which is applied to the field of plastic recovery equipment and solves the technical problem that the conventional single-shaft shredder is difficult to shred large-diameter pipes; a sealing door is arranged on one side of the rack, and a precutting assembly is arranged on the outer side of the sealing door; the precutting assembly comprises a cutting bracket, a saw blade and a conveyor belt, wherein the saw blade and the conveyor belt are arranged in the cutting bracket; the cutting bracket is detachably connected with the frame; the upper part of the saw blade is connected with a moving assembly; the cutting bracket is provided with a clamping assembly; a leveling rod is fixed above the conveyor belt; the cutting device has the technical effects that the saw blade cuts the strip-shaped large-caliber pipe into short pipes by arranging the pre-cutting assembly and the leveling rod, and the short pipes are conveyed into the rack by the conveying belt; push away the pole and push down the tubular product after will cutting promptly cutting plane towards the conveyer belt, the subassembly of being convenient for to tear up tears up.

Description

Large-diameter single-shaft shredder

Technical Field

The utility model relates to the field of plastic recovery equipment, in particular to a large-caliber single-shaft shredder.

Background

The single-shaft shredder is a shredder with a single cutter shaft and is mainly used for recycling plastics, wood, paper or municipal domestic waste; a large-caliber single-shaft shredder is a single-shaft shredder for shredding large-caliber pipes.

At present, chinese patent with publication number CN106076517B discloses a single-shaft shredder, which comprises a box body, a supporting plate arranged in the box body, a fixed knife fixed at one end of the supporting plate, and a knife roller pivoted on the box body and positioned in a shredding cavity; a fixed cutter pressing plate is detachably mounted on the supporting plate, a first sliding rail is arranged at the upper end of the fixed cutter pressing plate, and the first sliding rail and the fixed cutter pressing plate are integrally formed; the supporting plate is provided with a second sliding rail, the second sliding rail and the first sliding rail are positioned on the same straight line, and the second sliding rail is connected with one end, away from the knife roll, of the first sliding rail.

Although the material is shredded, in the actual use process, after the large-diameter pipe is fed, the diameter of the pipe exceeds the height of the material pushing box, the material pushing box is difficult to fix the pipe, so that the cutter set is difficult to tear the pipe, and the use efficiency of the shredder is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a large-caliber single-shaft shredder which has the advantage that a large-caliber pipe is cut in advance, so that the pipe is conveniently shredded.

The technical purpose of the utility model is realized by the following technical scheme: a large-caliber single-shaft shredder,

comprises a frame, a shredding component and a material pressing component which are arranged at two ends of the frame;

a sealing door is arranged on one side of the rack, and a precutting assembly is arranged on the outer side of the sealing door;

the pre-cutting assembly comprises a cutting support arranged on one side of the rack, a saw blade arranged in the cutting support and a conveyor belt arranged in the cutting support and used for driving the pipe to move; the cutting bracket is detachably connected with the rack; a driving motor is connected above the saw blade, and the driving motor is connected with a moving assembly;

the cutting bracket is connected with a clamping assembly for fixing a pipe;

a leveling rod is fixed above the conveyor belt, and the distance between the leveling rod and the conveyor belt is smaller than the diameter of the pipe and larger than the length of the cut pipe.

According to the technical scheme, the sealing door is arranged on one side of the rack and used for being connected with the pre-cutting assembly, so that the pre-cutting assembly can convey the cut pipe into the rack conveniently; the cutting bracket is fixed on one side of the frame and used for mounting a saw blade and a conveyor belt; the saw blade is arranged in the cutting support to cut the long-strip pipe, so that the shredding assembly can be conveniently shredded; the conveying belt is arranged in the cutting bracket and drives the long-strip-shaped pipe to move and convey the cut short pipe into the rack; the cutting support is detachably connected with the rack, the cutting support and the rack can be arranged in a detachable mode, and the cutting support can be installed when needed; the clamping assembly is arranged on the cutting support and used for fixing the pipe, so that the pipe can be conveniently cut by the saw blade; the push-flat rod is fixed above the conveyor belt, when the cut pipes move along with the conveyor belt, the upper side of each pipe abuts against the push-flat rod, the pipes turn on one side, the central axis of each pipe is changed from horizontal to vertical, and the shredding assembly is convenient to shred.

The utility model is further configured to: the cutting support is provided with a plurality of limiting holes for inserting the push-flat rods on two sides, and the limiting holes are arranged along the height direction of the cutting support.

Through above-mentioned technical scheme, spacing hole is provided with a plurality ofly along the direction of height of cutting support, is convenient for adjust the distance between push away flat bar and the conveyer belt, and then is convenient for fall the tubular product of different diameters.

The utility model is further configured to: the moving assembly comprises a screw rod driving the driving motor to move and a servo motor driving the screw rod to rotate; and a screwed pipe matched with the screw rod is fixed on the outer side of the driving motor.

According to the technical scheme, the saw blade is connected with the driving motor, and the driving motor is used for driving the saw blade to move up and down so as to cut the pipe; the screw rod is connected with the driving motor and is used for driving the driving motor to move so as to cut the pipe; the servo motor is connected with the screw rod and used for driving the screw rod to rotate.

The utility model is further configured to: the centre gripping subassembly is including fixing the cowl at cutting support inner wall one side and the push pedal that sets up with the cowl relatively, the push pedal is connected with the push cylinder.

Through above-mentioned technical scheme, push pedal and cowl set up respectively on the inner wall of cutting support both sides, and both cooperations offset with tubular product, and the saw bit of being convenient for cuts tubular product.

The utility model is further configured to: and rollers are arranged below the cutting support.

Through above-mentioned technical scheme, the gyro wheel setting is in cutting support below, and the cutting support of being convenient for removes, and then is convenient for assemble with the frame.

The utility model is further configured to: the closed door is hinged with the rack and is connected with a power source for driving the closed door to open and close; and a partition hanging curtain is fixed at the position of the closed door.

Through the technical scheme, the closing door is hinged with the rack, so that the closing door can be conveniently opened and closed; the partition curtain is fixed at the position of the closed door and used for separating chips in the rack, and then the chips are prevented from splashing in feeding.

The utility model is further configured to: the shredding assembly comprises a knife roll which is rotatably arranged in the rack and a fixed knife which is fixed on the rack and matched with the knife roll; and a plurality of movable cutters matched with the fixed cutters are uniformly distributed on the cutter roller.

Through the technical scheme, the knife roller is rotatably arranged in the rack and is used for driving the movable knife to rotate; the fixed knife is fixed on the frame and matched with the movable knife to shred the pipe.

The utility model is further configured to: the material pressing component comprises a material pushing box and a hydraulic cylinder, wherein the material pushing box is connected with the rack in a sliding mode, the hydraulic cylinder is arranged on one side, away from the shredding component, of the material pushing box, and material pressing teeth are arranged on one side, close to the shredding component, of the material pushing box.

Through the technical scheme, the material pushing box is arranged at one end of the rack and used for pushing the pipe pushed into the rack to the shredding component so as to shred the pipe; the material pressing teeth are arranged on one side, close to the shredding component, of the material pushing box and are abutted to the upper side of the pipe, and the pipe is prevented from bouncing upwards to influence shredding efficiency when being shredded.

In conclusion, the utility model has the following beneficial effects:

1. through the arrangement of the pre-cutting assembly and the leveling rod, the saw blade cuts the strip-shaped large-caliber pipe into short pipes, and the short pipes are conveyed into the rack by the conveying belt; the push-flat rod is arranged above the conveyor belt and used for pushing the cut pipe to fall, namely, the cut surface faces the conveyor belt, so that the shredding component can shred the pipe conveniently;

2. the cutting support is arranged on the frame, and the cutting support is arranged on the frame; the roller is convenient for moving the cutting bracket; when the cutting support is connected with the frame, the pipe is fed from the cutting support, so that the large-caliber section bar is conveniently shredded; when the cutting support is separated from the pipe, the materials are loaded from the upper part of the machine frame, so that the materials with small calibers can be conveniently processed.

Drawings

Fig. 1 is an overall configuration diagram of the present embodiment;

FIG. 2 is a schematic view of the assembly of the closure door and the rack of the present embodiment;

FIG. 3 is a schematic view of the saw blade of the present embodiment assembled with a frame;

fig. 4 is a schematic cross-sectional view of the inside of the housing according to the present embodiment.

Reference numerals: 1. a frame; 2. a shredding assembly; 3. a material pressing component; 4. a pre-cutting assembly; 5. a feed inlet; 6. a closing door; 7. a power source; 8. a partition hanging curtain; 9. cutting the stent; 10. a saw blade; 11. a conveyor belt; 12. a roller; 14. an arc-shaped baffle plate; 15. pushing the plate; 16. a push cylinder; 17. a drive motor; 18. a moving assembly; 19. a screw rod; 20. a servo motor; 21. a bearing seat; 22. a guide bar; 23. a threaded barrel; 24. a guide cylinder; 25. a leveling rod; 26. a limiting hole; 27. a knife roll; 28. fixing a cutter; 29. a drive source; 30. screening a screen; 31. a discharge port; 32. pushing the material box; 33. a hydraulic cylinder; 34. a sliding groove; 35. and (5) pressing teeth.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

referring to fig. 1, 2 and 4, a large-caliber single-shaft shredder comprises a frame 1, a shredding assembly 2, a pressing assembly 3 and a pre-cutting assembly 4, wherein the shredding assembly 2, the pressing assembly 3 and the pre-cutting assembly 4 are connected with the frame 1; the frame 1 is used as a support frame for connecting all the components; the precutting assembly 4 is arranged on one side of the rack 1 and used for cutting the large-caliber pipe; the material pressing component 3 is arranged at one end of the rack 1 and pushes the cut pipe to the shredding component 2; the shredding component 2 is arranged at the other end of the rack 1 and is used for shredding the cut pipes.

Referring to fig. 1 and 2, a shredding cavity, a feeding cavity and a pushing cavity are sequentially arranged in the machine frame 1; the three chambers are communicated with each other; the feeding cavity is located in the middle of the rack 1, a feeding hole 5 is formed in the upper portion of the feeding cavity, a sealing door 6 is arranged on one side of the feeding cavity, the upper side of the sealing door 6 is hinged to the rack 1, a power source 7 is arranged at the hinged position, the power source 7 is a servo motor, a partition hanging curtain 8 is arranged on the inner side of the sealing door 6, curtain leaves of the partition hanging curtain 8 are made of soft rubber materials, and the partition hanging curtain 8 is used for preventing fragments from splashing out of the rack 1 when the sealing door 6 is opened.

With reference to fig. 1, 2 and 3, the pre-cutting assembly 4 is arranged outside the closing door 6, the pre-cutting assembly 4 comprising a cutting support 9, a saw blade 10 mounted on the cutting support 9 and a conveyor belt 11 arranged inside the cutting support 9; the cutting support 9 is in a long strip frame shape, and one end of the cutting support 9 is fixedly connected with the rack 1 through a bolt; the rollers 12 are arranged below the cutting bracket 9, and 6 rollers 12 are arranged; a clamping component is arranged in the cutting bracket 9 and is arranged on one side of the saw blade 10; the clamping assembly comprises an arc baffle plate 14 fixed on one side of the inner wall of the cutting bracket 9 and a push plate 15 arranged on the other side of the arc baffle plate 14; the arc-shaped baffle plate 14 and the push plate 15 are arranged above the conveyor belt 11; a pushing cylinder 16 is arranged on one side of the pushing plate 15 far away from the arc-shaped baffle plate 14, and a main shaft of the pushing cylinder 16 penetrates through the cutting support 9 and is connected with the pushing plate 15.

Referring to fig. 2 and 3, the saw blade 10 is an elongated saw blade 10, a driving motor 17 is disposed above the saw blade 10, the driving motor 17 is connected to a moving assembly 18, and the moving assembly 18 includes a lead screw 19 driving the driving motor 17 to move and a servo motor 20 driving the lead screw 19 to rotate; bearing seats 21 are arranged above two side walls of the cutting support 9, the screw rod 19 is rotatably arranged in the bearing seats 21, and guide rods 22 are arranged on one side of the screw rod 19 side by side; a threaded cylinder 23 and a guide cylinder 24 are arranged on two sides of the driving motor 17, and the threaded cylinder 23 is matched with the screw rod 19 to drive the driving motor 17 to move; the guide cylinder 24 is matched with the guide post to prevent the driving motor 17 from shaking greatly; a leveling rod 25 is arranged on one side of the saw blade 10 close to the rack 1, and the leveling rod 25 is a long strip-shaped rod and is horizontally arranged above the conveyor belt 11; spacing hole 26 has been opened to the both sides of frame 1, spacing hole 26 is provided with a plurality ofly along the direction of height of cutting support 9, preferably four, push away the length decision of flat bar 25 and conveyer belt 11 apart from tubular product after according to the cutting, push away the diameter that flat bar 25 and conveyer belt 11 between be less than tubular product and be greater than the length of tubular product, conveyer belt 11 removes the tubular product after the cutting, tubular product upper portion offsets with pushing away flat bar 25, tubular product heels, the axis of tubular product changes vertical direction by the horizontal direction, the cutting plane and the conveyer belt 11 of tubular product offset.

Referring to fig. 1 and 4, the shredding assembly 2 includes a knife roller 27 rotatably provided at one end of the frame 1 and a stationary knife 28 fixed to the frame 1; a plurality of movable knives are uniformly arranged on the knife roller 27, and two groups of fixed knives 28 are respectively arranged at the upper side and the lower side of the knife roller 27; a driving source 29 is arranged on the outer side of the frame 1, and the driving source 29 is a servo motor; a screen 30 is fixed on the outer side of the knife roll 27, and a discharge hole 31 is formed in the outer side of the screen 30; the material pressing component 3 comprises a material pushing box 32 arranged in the rack 1 in a sliding manner and a hydraulic cylinder 33 arranged on one side of the material pushing box 32; a sliding groove 34 is formed in the rack 1, and the size and shape of the sliding groove 34 are consistent with those of the material pushing box 32; a hydraulic cylinder 33 is fixed at one end of the frame 1, and a main shaft of the hydraulic cylinder 33 is fixedly connected with the material pushing box 32; the side of the material pushing box 32 close to the knife roll 27 is provided with a material pressing tooth 35.

Working process and principle of the embodiment

When cutting the large-caliber pipe: the pipe is placed on the conveyor belt 11, the conveyor belt 11 drives the pipe to move, part of the pipe moves to the other side of the saw blade 10, the pushing cylinder 16 pushes the pushing plate 15 to move, the arc-shaped baffle plate 14 and the pushing plate 15 abut against the two sides of the pipe, the pipe is fixed, the driving motor 17 drives the saw blade 10 to move up and down, the servo motor 20 drives the screw rod 19 to rotate, further drives the driving motor 17 to move along the screw rod 19 to cut the pipe, the cut short pipe continues to move under the driving of the conveyor belt 11, the upper end of the pipe abuts against the leveling rod 25, the length direction of the pipe is changed from horizontal tilting to vertical direction, the conveyor belt 11 continues to drive the pipe to move to a position close to the rack 1, the power source 7 drives the sealing door 6 to rotate, the conveyor belt 11 continues to move, and the pipe is sent into the rack 1; waiting that the tubular product in frame 1 is in parallel in a row, hydraulic cylinder 33 promotes and pushes away workbin 32 and remove to rotor 27, presses material tooth 35 and offsets with the side of going up of tubular product, pushes away tubular product to rotor 27, and the sword that moves on rotor 27 carries out preliminary shredding to tubular product to further shredding the tubular product of preliminary shredding under the cooperation of stationary knife 28, the tubular product after the shredding passes through screen cloth 30 and discharges frame 1.

When cutting the common materials: the material is directly put into the feeding hole 5, the material pushing box 32 pushes the material to the moving knife on the knife roller 27 at the knife roller 27 to primarily shred the pipe, the primarily shredded pipe is further shredded under the cooperation of the fixed knife 28, and the shredded pipe is discharged out of the rack 1 through the screen 30.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (8)

1. A large-caliber single-shaft shredder,

the automatic shredding and pressing machine is characterized by comprising a rack (1), and a shredding component (2) and a pressing component (3) which are arranged at two ends of the rack (1);

a closing door (6) is arranged on one side of the rack (1), and a precutting assembly (4) is arranged on the outer side of the closing door (6);

the pre-cutting assembly (4) comprises a cutting support (9) arranged on one side of the rack (1), a saw blade (10) arranged in the cutting support (9) and a conveyor belt (11) arranged in the cutting support (9) and used for driving the pipe to move; the cutting support (9) is detachably connected with the rack (1); a driving motor (17) is connected above the saw blade (10), and the driving motor (17) is connected with a moving assembly (18);

the cutting bracket (9) is connected with a clamping assembly for fixing a pipe;

a leveling rod (25) is fixed above the conveyor belt (11), and the distance between the leveling rod (25) and the conveyor belt (11) is smaller than the diameter of the pipe and larger than the length of the cut pipe.

2. The heavy caliber single-shaft shredder according to claim 1, wherein the cutting support (9) is provided with a plurality of limiting holes (26) at two sides for inserting the push rod (25), and the limiting holes (26) are arranged along the height direction of the cutting support (9).

3. The single-shaft shredder with large caliber according to claim 2, wherein the moving assembly (18) comprises a screw (19) driving the driving motor (17) to move and a servo motor (20) driving the screw (19) to rotate; and a thread cylinder (23) matched with the screw rod (19) is fixed on the outer side of the driving motor (17).

4. A single-shaft shredder with large caliber according to claim 3, wherein the clamping assembly comprises a curved baffle plate (14) fixed on one side of the inner wall of the cutting support (9) and a push plate (15) arranged opposite to the curved baffle plate (14), the push plate (15) is connected with a push cylinder (16).

5. Heavy caliber single-shaft shredder according to claim 4, characterized in that rollers (12) are arranged below the cutting support (9).

6. The heavy caliber single-shaft shredder according to claim 1, wherein the closing door (6) is hinged with the frame (1), and the closing door (6) is connected with a power source (7) for driving the closing door (6) to open and close; and a partition hanging curtain (8) is fixed at the position of the closed door (6).

7. A single-shaft shredder with large aperture according to claim 6, characterised in that the shredding assembly (2) comprises a knife roller (27) rotatably arranged in the frame (1) and a stationary knife (28) fixed to the frame (1); a plurality of moving blades matched with the fixed blades (28) are uniformly distributed on the knife roller (27).

8. The heavy-calibre single-shaft shredder according to claim 7, wherein the material pressing component (3) comprises a material pushing box (32) connected with the frame (1) in a sliding manner and a hydraulic cylinder (33) arranged on one side of the material pushing box (32) far away from the shredding component (2), and one side of the material pushing box (32) close to the shredding component (2) is provided with material pressing teeth (35).

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