CN213797098U

CN213797098U - Cutter head fixing device of wood chipper

Info

Publication number: CN213797098U
Application number: CN202022070356.6U
Authority: CN
Inventors: 冯金明; 冯兆生
Original assignee: Nanjing Linheng Machinery Manufacturing Co ltd
Current assignee: Nanjing Linheng Machinery Manufacturing Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-07-27
Anticipated expiration: 2030-09-18

Abstract

The utility model discloses a blade disc fixing device of timber chipping machine includes the base at least, be provided with the blade disc on the base, the top of blade disc is fixed with the pivot, the input of pivot is connected with drive device, the surface mounting of blade disc has two at least fixed blocks, be provided with first connection piece on the fixed block, it has the second connection piece to articulate on the first connection piece, be fixed with the fixed plate on the second connection piece, be fixed with the fixture block on the fixed plate, the below of fixed block is provided with the spring post, the fixed slot is enclosed into to the outer wall and the fixed plate of installation piece, blade disc, insert on the fixed slot and be equipped with the draw-in groove of seting up and being the cooperation structure with the fixture block on blade and the blade. The utility model discloses a convenient blade that will insert in the fixed slot of rotatable fixed plate is fixed to because all be provided with the chamfer on draw-in groove and the fixture block, make the utility model discloses only need directly to insert the blade, just can accomplish the fixed of blade.

Description

Cutter head fixing device of wood chipper

Technical Field

The utility model relates to a wood cutting machine's technical field specifically is wood chipping machine's blade disc fixing device.

Background

A wood chipper is a special device for producing wood chips, is also called a wood chipper and belongs to one of wood processing series devices. The method is widely applied to the material preparation workshop section in the production process of the industries of textile, papermaking, pulping, artificial board and the like. The main cutting raw materials of the wood chipper are peeled small-diameter wood, bamboo, veneer material, cutting secondary firewood remainder and the like.

A cutter head fixing device of an existing wood chipper is generally fixed with a plurality of blades, each blade is generally fixed through two screws, but the screw fixation needs special tools during installation and disassembly, and on one hand, the cutter head fixing device is very troublesome; on the other hand, the efficiency of mounting and dismounting is low. Therefore, a cutter head fixing device of the wood chipper, which is convenient for dismounting the blade, needs to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blade disc fixing device of timber chipping machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

blade disc fixing device of timber chipping machine includes base, blade disc, drive arrangement and blade at least, be provided with the blade disc on the base, the top of blade disc is fixed with the pivot, the input of pivot is connected with drive arrangement, the external fixed surface of blade disc has two at least fixed blocks, be provided with first connection piece on the fixed block, it has the second connection piece to articulate on the first connection piece, be fixed with the fixed plate on the second connection piece, be fixed with the fixture block on the fixed plate, the below of fixed block is provided with the one end of spring post and fixes on the fixed plate, the outer wall and the fixed plate of installation piece, blade disc enclose into the fixed slot, insert on the fixed slot and be equipped with the draw-in groove of being the mating structure with the fixture block on blade and the blade.

As a further aspect of the present invention: chamfers are arranged on the clamping block and the clamping groove.

As a further aspect of the present invention: the driving device is a speed reduction motor.

As a further aspect of the present invention: one side of drive device is connected with the dead lever, be fixed with the slider on the dead lever, still be provided with on the base with the slider for the slide rail of cooperation structure, the slide rail has set gradually a plurality of first screw holes from top to bottom, be provided with on the slider and be the second screw hole of cooperation structure with first screw hole, wear to be equipped with fixing bolt between first screw hole and second screw hole.

As a further aspect of the present invention: the upper side and the lower side of the slide rail are both fixed with limiting blocks.

Compared with the prior art, the beneficial effects of the utility model are that: according to the above technical scheme, the utility model discloses ingenious design fixed block, first connection piece, second connection piece, installation piece and fixed plate to it fixes to insert the blade in the fixed slot through the convenient of rotatable fixed plate, and because all be provided with the chamfer on draw-in groove and the fixture block, make the utility model discloses in actual operation, only need directly insert the blade, just can accomplish the fixed of blade, and during the dismantlement, only need press the top of moving the fixed plate, make the lower extreme rebound of fixed plate, the fixture block breaks away from the draw-in groove simultaneously, and then the dismantlement work of blade has been accomplished to the efficient.

Drawings

Fig. 1 is a front view structure diagram of a cutter head fixing device of a wood chipper.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is an enlarged schematic view of a portion B in fig. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, in an embodiment of the present invention, the cutter fixing device of the wood chipper at least includes a base 100, a cutter 200, a driving device 300 and a blade 400, the base 100 is provided with the cutter 200, the top of the cutter 200 is fixed with a rotating shaft 210, the input end of the rotating shaft 210 is connected with the driving device 300, and the driving device 300 is a speed reduction motor. The outer fixed surface of blade disc 200 has two at least fixed blocks 220, be provided with first connection piece 230 on the fixed block 220, it has second connection piece 240 to articulate on the first connection piece 230, be fixed with fixed plate 250 on the second connection piece 240, be fixed with fixture block 251 on the fixed plate 250, the below of fixed block 220 is provided with the one end of spring post 221 and fixes on fixed plate 250, the outer wall of installation piece 260, blade disc 200 and fixed plate 250 enclose into fixed slot 270, insert on the fixed slot 270 and be equipped with blade 400 and blade 400 on offer with fixture block 251 be the draw-in groove 410 of cooperation structure. The fixture block 251 and the fixture groove 410 are both provided with chamfers 500.

In order to conveniently adjust the position of the cutter head 200 in the vertical direction, one side of the driving device 300 is connected with a fixing rod 310, a sliding block 320 is fixed on the fixing rod 310, a sliding rail 110 which is of a matched structure with the sliding block 320 is further arranged on the base 100, the sliding rail 110 is sequentially provided with a plurality of first threaded holes 120 from top to bottom, the sliding block 320 is provided with second threaded holes 321 which are of a matched structure with the first threaded holes 120, and fixing bolts 600 penetrate through the first threaded holes 120 and the second threaded holes 321. The upper and lower sides of the slide rail 110 are fixed with limit blocks 111.

To sum up, the utility model discloses ingenious design fixed block 220, first connection piece 230, second connection piece 240, installation piece 260 and fixed plate 250 to it fixes to insert the blade 400 in the fixed slot 270 through rotatable fixed plate 250 is convenient, and because all be provided with chamfer 500 on draw-in groove 410 and the fixture block 251, make the utility model discloses in the time of actual operation, only need directly insert blade 400, just can accomplish the fixed of blade 400, and during the dismantlement, only need press the top of moving fixed plate 250, make the lower extreme rebound of fixed plate 250, the fixture block 251 breaks away from draw-in groove 410 simultaneously, then the efficient has accomplished the dismantlement work of blade 400.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Blade disc fixing device of timber chipping machine, its characterized in that: at least comprises a base (100), a cutter head (200), a driving device (300) and blades (400), wherein the cutter head (200) is arranged on the base (100), a rotating shaft (210) is fixed at the top of the cutter head (200), the input end of the rotating shaft (210) is connected with the driving device (300), at least two fixing blocks (220) are fixed on the outer surface of the cutter head (200), a first connecting piece (230) is arranged on each fixing block (220), a second connecting piece (240) is hinged on each first connecting piece (230), a fixing plate (250) is fixed on each second connecting piece (240), a clamping block (251) is fixed on each fixing plate (250), a spring column (221) is arranged below each fixing block (220), one end of each spring column (221) is fixed on each fixing plate (250), and fixing grooves (270) are formed by enclosing of the outer walls of the mounting blocks (260), the cutter head (200) and the fixing plates (250), the blade (400) is inserted into the fixing groove (270), and the blade (400) is provided with a clamping groove (410) which is matched with the clamping block (251).

2. The cutterhead fixture of a wood chipper as set forth in claim 1, wherein: the fixture block (251) and the clamping groove (410) are provided with chamfers (500).

3. The cutterhead fixture of a wood chipper as set forth in claim 1, wherein: the driving device (300) is a speed reduction motor.

4. The cutter head fixing device of a wood chipper according to claim 1 or claim 3, wherein: one side of actuating device (300) is connected with dead lever (310), be fixed with slider (320) on dead lever (310), still be provided with on base (100) and slide rail (110) for the cooperation structure with slider (320), slide rail (110) have set gradually a plurality of first screw holes (120) from top to bottom, be provided with on slider (320) and first screw hole (120) second screw hole (321) for the cooperation structure, wear to be equipped with fixing bolt (600) between first screw hole (120) and second screw hole (321).

5. The cutterhead fixture of a wood chipper as set forth in claim 4, wherein: the upper side and the lower side of the slide rail (110) are both fixed with limiting blocks (111).