CN2598651Y

CN2598651Y - Single cutter shaft vane paper crusher

Info

Publication number: CN2598651Y
Application number: CNU03236332XU
Authority: CN
Inventors: �堂光; 鐘堂光
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-01-20
Filing date: 2003-01-20
Publication date: 2004-01-14
Anticipated expiration: 2013-01-20

Abstract

The utility model relates to a single cutter shaft vane paper crusher, which mainly comprises a main frame, a fixed tool post, a rotary cutter shaft component and a paper feed group. Under the action of the relative shearing force between the rotary cutter shaft component formed by plural rotary cutter vanes inserted into corresponding number of cutter shaft chutes and the fixed cutter of the fixed tool post, paper waiting for crushing is cut into numerous paper scraps to reach the goal of paper crushing.

Description

Hilted broadsword axle vane type shredder

Technical field

The structure-improved of the relevant a kind of shredder of the utility model is known clearly it, is meant a kind of hilted broadsword axle vane type shredder especially.

Background technology

Shredder, as the term suggests be a kind of via the business machine of machine cuts with the paper granular, its purpose is useed amortizing packaging material except discarding the paper granular as in order to the garbage reclamation regeneration or with the shredded paper bits, the content that prior reason is to destroy on the paper and is write down reaches secret effect.

Shredder is divided into two kinds of vertical bar formula shredder (stripe-cutshredders) and crushing type shredders (cross-cut shredders) according to its machine cuts pattern difference.So-called vertical bar formula shredder, as Fig. 1 United States Patent (USP) the 6th, 113, shown in No. 017, be that the majority cutting is set on the swivel knife shaft with blade (cuttingdisk) collocation spacer ring (spacer), utilize two relative swivel knife shafts to shearing action, make paper by vertical cut growth strip by paper; And so-called crushing type shredder, then as Fig. 2 United States Patent (USP) the 6th, 260, shown in No. 780, all has more than one blade part on arbitrary blade, and blade be with helical arrangement on swivel knife shaft, make paper not only vertically be cut into strip more by the comminution scraps of paper of horizontal cutting into about 5mm * 40mm.

By above-mentioned vertical bar formula shredder or crushing type shredder with the swivel knife shaft that installs most blade and spacer ring and constituted as can be known, the cost of parts of blade and spacer ring and artificial assembly expenses have accounted for significant proportion on the cost of integral paper shredding machine.In addition, because blade and spacer ring are many with the mould punch forming, the acceptable tolerance of each part is formed cumulative limit after being arranged in swivel knife shaft, often cause the blade of two relative swivel knife shafts can't align each other and form the assembling flaw, must be through ability normal operation, very trouble after painstakingly modification is adjusted.

The utility model content

In view of this this creator promptly thinks deeply a kind of modified form shredder that can solve above-mentioned product shortcoming commonly used, through studying for a long period of time and testing finally that utility model goes out a kind of hilted broadsword axle vane type shredder.

That is, primary and foremost purpose of the present utility model is to provide a kind of hilted broadsword axle vane type shredder, many rotating knife blades are constituted single swivel knife shaft assembly to insert cutter shaft slideway mode, utilize the shearing action to bestowing between this swivel knife shaft assembly and the dead knife again, paper cutting laterally is cut into countless shredded paper bits and reaches the purpose of pulverizing paper by paper.

Of the present utility model time a purpose is to provide a kind of hilted broadsword axle vane type shredder, insert the single swivel knife shaft assembly that constitutes in the cutter shaft slideway with minority vane type rotating knife blade, and between the dead knife shearing action of bestowing by paper is reached the purpose of pulverizing paper, save the most blades and the spacer ring of the swivel knife shaft assembly of vertical bar formula shredder commonly used or crushing type shredder fully, to reduce cost of parts and relevant artificial assembly expenses thereof.

A purpose more of the present utility model is to provide a kind of hilted broadsword axle vane type shredder, owing to save the required most blades and the spacer ring of swivel knife shaft assembly of vertical bar formula shredder commonly used or crushing type shredder fully, therefore do not have assembling to go up the problem of cumulative limit.

Description of drawings

Fig. 1 is a United States Patent (USP) the 6th, 113, the vertical bar formula shredder commonly used that is disclosed for No. 017;

Fig. 2 is a United States Patent (USP) the 6th, 260, the crushing type shredder commonly used that is disclosed for No. 780;

Fig. 3 is stereoscopic figure of the present utility model;

Fig. 4 is for along the fixing constitutional diagram of tool rest shown in the 4-4 hatching of Fig. 3;

Fig. 5 is of the present utility model group of upright figure;

Fig. 6 is the constitutional diagram along swivel knife shaft shown in the 6-6 hatching of Fig. 5;

Fig. 7 is the action schematic diagram of the utility model paper feed and cut paper.

The specific embodiment

Understand in order to allow your juror that the utility model is had further, it is as follows that Zi Zuo describes the utility model in detail with icon:

See also Fig. 3 to shown in Figure 6, the utility model mainly is by body 1, fixedly tool rest 2, swivel knife shaft assembly 3 and paper feed group 4 structure of organizing form.Wherein,

Body (cutter frame) 1 includes left and right sides frame (end plates) 10,11 and some lateral separations pull bar (spacing rods) 12, in order to support and to carry the associated component of shredder;

Fixedly tool rest (holder) 2 is across in left and

right sides frame

10,11, its below is preset with straight trough 20 (as the A view), can insert for a dead knife (fixed cutter) 22 with the sinusoidal wave progressive die 221 and compartment severing mould 222, its positive left and right sides is respectively equipped with location slotted hole 21 (as Fig. 4), after dead knife 22 inserts straight trough 20, pass this location slotted hole 21 by dowel (fixed pin) 24 and make dead knife 22 be positioned at fixedly tool rest 2.Straight trough 20 inherent dead knives 22 tops in said fixing tool rest 2 are preset with a shape wave shell fragment (spring) 23,21 pairs of dead knives 22 of this shell fragment have downward pressure (downward compression), make dead knife 22 be able to upper and lower displacement in the interval of location slotted hole 21;

See also Fig. 5 and Fig. 6, swivel knife shaft assembly (rotary curter) 3 includes hexagon swivel knife shaft assembly (hexagonal cutter shaft) 30, axle bush (bushing) 31, E shape clasp (ering) 32 and many rotating knife blades (rotary cutter) 33.Above-mentioned hexagon swivel knife shaft assembly 30 two ends are to be fixed on after being nested with axle bush 31 on the left and

right sides frame

10,11, and accept the drive of known transmission mechanism and rotate.Equal angles is provided with some slideways 301 on cutter shaft 30 circumference, the dovetail groove 302 of setting up defences in the slideway 301 again and only outwards deviating from.After inserting cutter shafts 30 with its dovetail portion 331 along slideway 301 dovetail grooves 302 respectively with respect to the rotating knife blade 33 of cutter shaft 30 slideways 301, two ends can guarantee that with E shape clasp 32 clampings rotating knife blade 33 is positioned can axially not reach radial displacement on the cutter shaft 30 again.With respect to the sinusoidal wave progressive die 221 and the compartment severing mould 222 of said fixing cutter 22, rotating knife blade 33 is provided with sinusoidal wave continuous knife blade 332 and reaches compartment cutting cutter 333;

Please cooperate and consult Fig. 7, paper feed group (feeding assembly) 4 with downward band paper effect (paper feeding) is positioned at rotating knife blade 33 tops and reaches fixedly tool rest 2 outsides, has one and is placed through the rotating shaft 40 on the left and

right sides frame

10,11 and is fixed at least two pointed tooth rollers (feeding roller) 41 on the rotating shaft 40.When rotating shaft 40 is driven by known transmission mechanism and when rotating, the pointed tooth of this pointed tooth roller 41 has the function of poking paper cutting and its downward towing being pulverized for paper shredder.

After the utility model group structure is finished, by 22 of rotating knife blade 33 and dead knives as the scissors shearing operation, the shearing of bestowing to paper cutting will make paper cutting laterally be cut off, cooperate compartment cutting cutter 333 and compartment severing mould 222 again, make the shredded paper bar of laterally being cut off into strip, the same time is become segment formula shredded paper bits C (as shown in Figure 5) by further vertical severing, and reaches the final purpose of pulverizing (cross-cut) paper cutting.

When above-mentioned rotating knife blade 33 carries out the shearing shearing operation with 22 pairs of paper cuttings of dead knife, cause the blade material to damage when avoiding rigidity material (rigid material) moment to clash into (sudden impact), the effect of cushioning effect promptly takes place in the above-mentioned shape wave shell fragment 23 that defaults in dead knife 22 tops, simultaneously, continue to produce the trend that presses down by 23 pairs of dead knives of this this shell fragment 22, make 33 in dead knife 22 and rotating knife blade have minimum clearance (desirable gap should be zero), this will help the shearing shearing operation more sharp, and paper cutting will be improved for it by the burr phenomenon after pulverizing.

In the present embodiment, because the profile of rotating knife blade 33 and dead knife 22 is set at continuous sine wave, so paper cutting will be become countless sinusoidal wave shredded paper bits C by relative severing.But should sinusoidal wave continuously shaped design can be replaced with rectangular wave or V-arrangement ripple etc. easily, not exceed because of the shape that present embodiment disclosed with market demand.

Comprehensive the above, the utility model constitutes single swivel knife shaft assembly with many rotating knife blades to insert cutter shaft slideway mode, utilize the shearing action to bestowing between this swivel knife shaft assembly and the dead knife again, paper cutting laterally is cut into countless shredded paper bits and reaches the purpose of pulverizing paper by paper.

Claims

1. hilted broadsword axle vane type shredder by body, fixedly tool rest, swivel knife shaft assembly and paper feed structure that group is organized form, is characterized in that,

Body includes left and right sides frame and some lateral separations pull bar;

Fixedly tool rest is across in left and right sides frame, its below is preset with straight trough, sacrificial vessel has the dead knife of the sinusoidal wave progressive die and compartment severing mould to insert, its positive left and right sides is respectively equipped with the location slotted hole, after dead knife inserts straight trough, pass this location slotted hole by dowel and make dead knife be positioned at fixedly tool rest, in the straight trough of said fixing tool rest, be positioned at the dead knife top and be preset with a shape wave shell fragment;

The swivel knife shaft assembly includes swivel knife shaft, axle bush, clasp and many rotating knife blades, above-mentioned swivel knife shaft assembly two ends are to be fixed on after being nested with axle bush on the frame of the left and right sides, equal angles is provided with some slideways on the cutter shaft circumference, the dovetail groove of setting up defences again in the slideway and only outwards deviating from, after inserting cutter shaft with its dovetail portion along the slideway dovetail groove respectively with respect to the rotating knife blade of cutter shaft slideway, two ends can guarantee that with the clasp clamping rotating knife blade is positioned on the cutter shaft again, with respect to the progressive die and the compartment severing mould of said fixing cutter, the rotating knife blade is provided with continuous knife blade and compartment cutting cutter;

The paper feed group is positioned at rotating knife blade top and reaches the fixedly tool rest outside, has one and is placed through the rotating shaft on the frame of the left and right sides and is fixed at least two pointed tooth rollers on the rotating shaft.

2. hilted broadsword axle vane type shredder as claimed in claim 1 is characterized in that, the progressive die shape set of dead knife is sinusoidal wave.

3. hilted broadsword axle vane type shredder as claimed in claim 2 is characterized in that the progressive die shape of dead knife can be set at rectangular wave or V-arrangement ripple.

4. hilted broadsword axle vane type shredder as claimed in claim 1 is characterized in that, the every interval of swivel knife shaft assembly circumference 120 degree are provided with a slideway.