CN216658338U - Knife roller device of drum chipper - Google Patents

Abstract

The utility model discloses a knife roll device of a drum chipper in the field of drum chippers, which comprises an installation frame and a knife roll, wherein the knife roll is arranged in the installation frame, two first installation grooves are formed in the knife roll, shaft levers are respectively connected in the two first installation grooves in a sliding manner, first springs are respectively fixedly installed on the sides, close to each other, of the two shaft levers, the sides, close to each other, of the two first springs are respectively fixedly installed on the inner wall of the first installation groove, installation holes are respectively formed in the two sides of the installation frame, and the sides, far away from each other, of the two shaft levers extend out of the installation holes, so that the utility model has the beneficial effects that: this kind of rotor device convenient to use utilizes above-mentioned structure to make the installation between rotor and mount frame dismantle convenient and fast more to further improved the convenience of using, made the dismouting of blade convenient and fast more through above-mentioned structure simultaneously, and avoided the tradition to adopt bolt fastening's connected mode, the moment of torsion too big leads to the bolt fracture in the screw easily during rotation, influences the problem of the normal installation of cutter.

Description

Knife roller device of drum chipper

Technical Field

The utility model relates to the field of drum chippers, in particular to a knife roller device of a drum chipper.

Background

Chipping machine is the wood-based plate, one of the key equipment in the papermaking production line, drum chipper is timber chipping's equipment commonly used, its theory of operation is that high-speed gyration rotor drives the fly sword, under the effect of fly sword and dead knife, the garden is cut into the slice, thereby satisfy the requirement of wood-based plate and papermaking, the rotor device is then the indispensable subassembly in the chipping machine, assemble through connecting pieces such as bolts mostly between the mounting bracket on traditional rotor device and the chipping machine, the installation is dismantled troublesome waste time, it is not good to change, it is not convenient enough to lead to using.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a knife roll device of a drum chipper, which aims to solve the problems that the traditional knife roll device and a mounting frame on the chipper are mostly assembled through connecting pieces such as bolts and the like in the background technology, the mounting and dismounting are troublesome and time-consuming, the replacement is not good, and the use is not convenient enough.

In order to achieve the purpose, the utility model provides the following technical scheme:

a knife roll device of a drum chipper comprises a mounting frame and a knife roll, wherein the knife roll is arranged in the mounting frame, two first mounting grooves are arranged in the knife roll, shaft levers are connected in the two first mounting grooves in a sliding manner, first springs are fixedly arranged on the sides, close to each other, of the two shaft levers, the sides, close to each other, of the two first springs are fixedly arranged on the inner walls of the first mounting grooves, mounting holes are formed in the two sides of the mounting frame, mounting holes are formed in the two sides, the sides, far away from each other, of the two shaft levers extend out of the mounting holes, a plurality of grooves are formed in the knife roll, blades are arranged on each groove, an insert block is fixedly arranged on one side of each blade, a slot is formed in the position, corresponding to the insert block, of each groove, the insert block is inserted in the slot, two second mounting grooves are arranged in each insert block, and a sliding plate is connected in the two second mounting grooves in a sliding manner, two the slide keeps away from one side each other and all fixedly mounted has the pin rod, the both sides of rotor correspond pin rod department and all are provided with the pinhole, just two the pin rod keeps away from one side each other and all extends to in the pinhole, two the slide is close to one side each other and all fixedly mounted has a plurality of second springs, and is a plurality of the slide is kept away from to the second spring one side equal fixedly mounted on the inner wall of second mounting groove.

As a further scheme of the utility model: every equal fixed mounting has a plurality of stoppers on the axostylus axostyle, just it all is provided with the spacing groove to correspond a plurality of stoppers department in the first mounting groove, stopper sliding connection is in the spacing groove, and is a plurality of the stopper all sets up to squarely, makes the stopper spacing to the axostylus axostyle through this kind of design, avoids the axostylus axostyle to break away from the rotor.

As a further scheme of the utility model: every equal fixed mounting has two kellies on the recess, and every all be provided with two draw-in grooves on the blade, the draw-in groove joint forms spacing fixed to the blade through the kellies on the kellies, further improves the fixity of blade.

As a further scheme of the utility model: it is a plurality of the kelly all sets up to the T type, makes the top of kelly spacing to the top of blade through this kind of design, is favorable to the use of this equipment.

As a further scheme of the utility model: two the axostylus axostyle is kept away from one side equal fixed mounting each other and is had the tooth head, just the lower part that the mounting bracket left side is located the tooth head rotates and is connected with the driving gear, driving gear meshing connects on the tooth head, drives the driving gear through using external motor and rotates, can drive the rotor and rotate, is favorable to the use of this equipment.

Compared with the prior art, the utility model has the beneficial effects that:

when the knife roll device is used, the two tooth heads are pressed towards the side close to each other, so that the shaft lever compresses the first spring and contracts into the first mounting groove, the knife roll can be detached from the mounting frame, the knife roll can be mounted by utilizing the principle, when the blade needs to be detached, the external inserted rods are inserted into the pin holes, so that the pin rods drive the sliding plates to compress the second springs and then contract into the second mounting groove, at the moment, the inserted blocks and the inserting grooves lose the limit, the blade is pulled forwards, the clamping rods and the clamping grooves are separated, the blade can be detached from the knife roll, and a new blade can be replaced and mounted by utilizing the principle. And the problem that the normal installation of the cutter is influenced due to the fact that the bolt is easily broken in the screw hole due to the fact that the traditional connection mode of fixing the bolt is adopted and the torque is too large during rotation is avoided.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic diagram of the internal structure of the insert block of the present invention;

fig. 4 is an enlarged view of a in inventive coating 2.

In the figure: 1. a mounting frame; 2. a knife roll; 3. a first mounting groove; 4. mounting holes; 5. a limiting block; 6. a shaft lever; 7. a first spring; 8. a tooth head; 9. a driving gear; 10. a blade; 11. inserting a block; 12. a slot; 13. a second mounting groove; 14. A slide plate; 15. a pin rod; 16. a pin hole; 17. a card slot; 18. a second spring; 19. a clamping rod; 20. a limiting groove; 21. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, in the embodiment of the present invention, a knife roll device of a drum chipper comprises a mounting frame 1 and a knife roll 2, the knife roll 2 is disposed in the mounting frame 1, two first mounting grooves 3 are disposed in the knife roll 2, shaft rods 6 are slidably connected in the two first mounting grooves 3, first springs 7 are fixedly mounted on the sides of the two shaft rods 6 close to each other, the sides of the two first springs 7 close to each other are fixedly mounted on the inner wall of the first mounting grooves 3, mounting holes 4 are disposed on both sides of the mounting frame 1, the sides of the two shaft rods 6 far away from each other extend out of the mounting holes 4, a plurality of grooves 21 are disposed on the knife roll 2, each groove 21 is provided with a blade 10, an insert block 11 is fixedly mounted on one side of each blade 10, an insert groove 12 is disposed on the position of each groove 21 corresponding to the insert block 11, the insert block 11 is inserted in the insert groove 12, and all be provided with two second mounting grooves 13 in every inserted block 11, equal sliding connection has slide 14 in two second mounting grooves 13, two slides 14 keep away from the equal fixed mounting in one side each other and have pin 15, the both sides of rotor 2 correspond pin 15 department and all be provided with pinhole 16, and two pin 15 keep away from one side each other and all extend to in the pinhole 16, two slides 14 are close to the equal fixed mounting in one side each other and have a plurality of second springs 18, the equal fixed mounting in one side of slide 14 is kept away from to a plurality of second springs 18 is on the inner wall of second mounting groove 13.

Wherein, equal fixed mounting has a plurality of stoppers 5 on every axostylus axostyle 6, and corresponds a plurality of stoppers 5 department in the first mounting groove 3 and all be provided with spacing groove 20, stopper 5 sliding connection in spacing groove 20, a plurality of stoppers 5 all set up to squarely, make stopper 5 can be spacing to axostylus axostyle 6 through this kind of design, avoid axostylus axostyle 6 to break away from rotor 2.

Wherein, equal fixed mounting has two kellies 19 on every recess 21, and all is provided with two draw-in grooves 17 on every blade 10, and draw-in groove 17 joint forms spacing fixed to blade 10 through kellies 19 on kellies 19, further improves the fixity of blade 10.

Wherein, a plurality of kellies 19 all set up to the T type, make the top of kellies 19 can be spacing to the top of blade 10 through this kind of design, are favorable to the use of this equipment.

Wherein, two axostylus axostyles 6 keep away from the equal fixed mounting in one side each other and have tooth head 8, and the lower part that the 1 left side of mounting bracket is located tooth head 8 rotates and is connected with driving gear 9, and driving gear 9 meshes the connection on tooth head 8, drives driving gear 9 through using external motor and rotates, can drive rotor 2 and rotate, is favorable to the use of this equipment.

The working principle of the utility model is as follows: when the knife roller device is used, the two tooth heads 8 are pressed towards one side close to each other, so that the shaft lever 6 compresses the first spring 7 and contracts into the first mounting groove 3, the knife roller 2 can be detached from the mounting frame 1, the knife roller 2 can be mounted by utilizing the principle, when the blade 10 needs to be detached, the external inserted rod is inserted into the pin holes 16, the pin rod 15 drives the sliding plate 14 to compress the second spring 18 and then contract into the second mounting groove 13, at the moment, the inserted block 11 and the slot 12 lose the limit, the blade 10 is pulled forwards, the clamping rod 19 and the clamping groove 17 are separated, the blade 10 can be detached from the knife roller 2, the new blade 10 can be replaced and mounted by utilizing the principle, the use of the knife roller device is convenient, the mounting and dismounting between the knife roller 2 and the mounting frame 1 are more convenient and faster by utilizing the structure, and the use convenience is further improved, simultaneously through above-mentioned structure make the dismouting of blade 10 convenient and fast more, and avoided the tradition to adopt bolt fastening's connected mode, the too big bolt fracture that leads to easily of moment of torsion during the rotation is in the screw, influences the problem of the normal installation of cutter.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (5)

1. The utility model provides a knife roll device of drum chipper which characterized in that: the cutting tool comprises an installation frame (1) and a cutting roll (2), wherein the cutting roll (2) is arranged in the installation frame (1), two first installation grooves (3) are formed in the cutting roll (2), shaft levers (6) are connected in the two first installation grooves (3) in a sliding mode, first springs (7) are fixedly installed on one sides, close to each other, of the two shaft levers (6), one sides, close to each other, of the two first springs (7) are fixedly installed on the inner wall of the first installation grooves (3), installation holes (4) are formed in the two sides of the installation frame (1), one sides, far away from each other, of the two shaft levers (6) extend out of the installation holes (4), a plurality of grooves (21) are formed in the cutting roll (2), blades (10) are arranged on each groove (21), and an insert block (11) is fixedly installed on one side of each blade (10), every it all is provided with slot (12) to correspond inserted block (11) department on recess (21), inserted block (11) are pegged graft in slot (12), and every all be provided with two second mounting groove (13), two equal sliding connection has slide (14), two in second mounting groove (13) slide (14) keep away from one side equal fixed mounting each other and have pin rod (15), the both sides of rotor (2) correspond pin rod (15) department and all are provided with pinhole (16), and two pin rod (15) keep away from one side each other and all extend to pinhole (16), two slide (14) are close to one side equal fixed mounting each other and have a plurality of second spring (18), and are a plurality of slide (14) are kept away from in one side equal fixed mounting of second mounting groove (13) are gone up in second spring (18).

2. The knife roll assembly of a drum chipper as set forth in claim 1, wherein: every equal fixed mounting has a plurality of stoppers (5) on axostylus axostyle (6), just correspond a plurality of stoppers (5) department in first mounting groove (3) and all be provided with spacing groove (20), stopper (5) sliding connection is in spacing groove (20), and is a plurality of stopper (5) all set up to square.

3. The knife roll assembly of a drum chipper as set forth in claim 1, wherein: every equal fixed mounting has two kellies (19) on recess (21), and every all be provided with two draw-in grooves (17) on blade (10), draw-in groove (17) joint is on kellies (19).

4. A knife roller assembly for a drum chipper as claimed in claim 3, wherein: the clamping rods (19) are all arranged in a T shape.

5. The knife roll assembly of a drum chipper as set forth in claim 1, wherein: two equal fixed mounting in one side of keeping away from each other of axostylus axostyle (6) has tooth head (8), just the lower part that mounting bracket (1) left side is located tooth head (8) rotates and is connected with driving gear (9), driving gear (9) meshing is connected on tooth head (8).

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