CN2678770Y

CN2678770Y - Multipurpose blade device for breaking article

Info

Publication number: CN2678770Y
Application number: CN 200320123786
Authority: CN
Inventors: 张德荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-12-15
Filing date: 2003-12-15
Publication date: 2005-02-16
Anticipated expiration: 2013-12-15

Abstract

A multipurpose blade device for breaking things comprises two blade poles, which can reversely rotate, arranged on a frame for breaking things. Each blade pole comprises: a hexagon-pole shape actuating shaft; multi-groups of blade sets distantly arranged on the actuating shaft in turn. Each group of blade sets comprises two symmetrical positive-and-negative connected annular blades. Outer periphery of each annular blade is equipped with multiple bulgy dagger heads with equidistant distribution. Inner wall of each inner hole is equipped with 24 inner teeth with equidistant distribution. A blade set, comprising two blades, sleeves the actuating shaft after rotating one inner tooth in turn in axial direction of the actuating shaft. The hexagon pole of the actuating shaft is inserted in an inner tooth corresponding to an inner hole of the annular blades. The actuating shaft drives the annular blades rotating together. The dagger heads of the annular blades have a structural shape of a tip face with slight refraction and a square plane.

Description

The multipurpose part blade apparatus that minces

Technical field

The utility model relates to a kind of blade apparatus, particularly a kind of multipurpose that is installed on shredder and broken CD-ROM device part blade apparatus that minces.

Background technology

The current shredder majority of being sold on the market is a simple function, that is to say that shredder opens to be used for shredded paper only, broken other thing just can not.This is because the blade of shredder designs in response to paper thickness and hardness, if be used for for example laser disc of broken other article, just can damage kneader bar because of laser disc is really up to the mark and blocked up.On the contrary, shred paper, also can paper be shredded because of paper is too thin and very difficult with broken CD-ROM device.

If the user needs to lock when ruining file and laser disc simultaneously, just may need to buy simultaneously two kinds of machines.Like this, not single can sinking money also wasted the place that is used for collecting two machines.

The utility model content

In view of the above problems, the purpose of this utility model is to provide a kind of multi-functional part blade that minces, as long as this blade is installed on the shredding machine, just can handle shredded paper and broken laser disc and other harder work as films such as credit analysis simultaneously.

For realizing above-mentioned purpose, the utility model provides a kind of multipurpose part blade apparatus that minces, but comprise two be installed in reverse rotation on the frame be used to mince the blade post of part, it is characterized in that every blade post comprises: a hexagonal cylindrical drive shaft; Many groups are installed in the set of blades on the described driving shaft successively at intervals, and every group of set of blades comprises positive and negative two above surface engagement annular blade together of two symmetries; The sharp knife head that the outer peripheral edges of every annular blade are equally spaced and are provided with a plurality of protrusions, and the inwall five equilibrium of endoporus is formed with 24 internal tooths, described two become one group set of blades along driving shaft axially rotate an internal tooth successively after be nested with on driving shaft, the described hexagon prism of described driving shaft is plugged on the corresponding described internal tooth of described endoporus of described annular blade, drives described annular blade by driving shaft and rotates together.

In the above-mentioned part blade apparatus that minces, the described sharp knife head of best described annular blade has the planform of the tip surface on little flexion and square plane.

In the above-mentioned part blade apparatus that minces, the external diameter of described annular blade is 52.5mm, thickness is 2mm, the cutter front of sharp knife head is positioned on the RADIAL of annular blade, described tip surface between cutter front and flank face is 0.2mm along the width of circumference, tip surface is 0.3mm from the height of the lower surface of annular blade, a horizontal plane is extended to the annular blade center in top by tip surface, its degree of depth is about 0.1mm at place, cutter front, at the flank face place is 0.2+0.1mm, tilt to extend to the annular blade upper surface afterwards, form an inclined-plane, the angle of this relative lower surface in inclined-plane is 50 ° ± 5 °, and the boundary line of this inclined-plane and cutter front constitutes the knife edge, and the angle between the boundary line that this inclined-plane and upper surface form and the extended line of this cutter front is 126 ° ± 5 °.

In the above-mentioned part blade apparatus that minces, preferably described many group set of blades are 24 groups.

In the above-mentioned part blade apparatus that minces, preferably described a plurality of sharp knife heads are 5.

Description of drawings

Figure 1A and Figure 1B are respectively two front views that become each the positive and negative two sheet annular blade in one group the set of blades of the present utility model;

Fig. 2 is two schematic side view when becoming one group annular blade to be bonded together;

Fig. 3 A is the front view of detailed structure that two of expressions become wherein a slice annular blade of one group;

Fig. 3 B is the partial enlarged drawing of I portion among Fig. 3 A;

Fig. 3 C is the right view of annular blade shown in Fig. 3 A;

Fig. 3 D is the partial enlarged drawing of II portion among Fig. 3 C;

Fig. 3 E is office's amplification stereogram of I portion among Fig. 3 A;

Fig. 4 is that a hexagonal cylindrical drive shaft is passed two front views that become one group of set of blades;

Fig. 5 is the front view that a hexagonal cylindrical drive shaft is passed the blade posts of organizing set of blades and constituting more;

Fig. 6 is the side view of blade post shown in Figure 5;

Fig. 7 is the front view that the blade post shown in two chromosomes 6 oppositely is assembled together in pairs;

Fig. 8 is the side view of load module shown in Figure 7;

Fig. 9 illustrates the partial schematic diagram of the sharp knife head of annular blade of the prior art.

The specific embodiment

Below in conjunction with description of drawings the utility model multipurpose a kind of embodiment of part blade apparatus that minces.

At first please refer to Figure 1A and 1B, there is shown one of them member of the utility model, promptly two become positive and negative two rings shape blade 1 in one group the set of blades and 1 ' front view, and annular blade 1 and 1 ' has the shape of symmetry, only wherein a slice annular blade 1 are described below.The label that relates to the each several part of annular blade 1 ' is all represented with the band apostrophe in the accompanying drawings.

The outer peripheral edges of annular blade 1 equidistantly distribute the sharp knife head 2 that is provided with 5 protrusions, and the inwall of endoporus 3 then five equilibrium is formed with 24 internal tooths 4, and each tooth is at a distance of 15 °.Annular blade 1 has upper surface 5, lower surface 6 (seeing Fig. 3 C).

Fig. 2 illustrates two schematic side view that become one group annular blade 1 and 1 ' to be bonded together with upper surface 5 and 5 '.

Fig. 3 A-3E illustrates the detailed structure of the utility model annular blade 1.As seen from the figure, the tip of sharp knife head 2 is designed to little flexion and has the tip surface 11 on square plane, the design of this tip surface is the utility model annular blade 1, a kind of important improvement of 1 ' just, it makes the knife edge produce bigger chopping dynamics, find impetus easily and firmly grasp the cut material part, can adapt to the cut material part of unlike material and thickness.This with the annular blade 30 of the prior art shown in Fig. 9 to be designed to cone-shaped sharp knife head 31 different fully.Being about a kind of embodiment that 52.5mm, thickness be about the annular blade of 2mm according to external diameter below is elaborated for example.From Fig. 3 A, among the 3E as seen, the cutter front 12 of sharp knife head 2 is positioned on the RADIAL of annular blade 1, tip surface 11 between cutter front 12 and flank face 13 is 0.2mm along the width of circumference, tip surface 11 is about 0.3mm from the height of the lower surface 6 of annular blade, from Fig. 3 B, among 3D and the 3E as seen, a horizontal plane 14 is extended to the annular blade center in top by tip surface 11, its degree of depth is about 0.1mm at 12 places, cutter front, at flank face 13 places is 0.2+0.1mm, tilt to extend to annular blade upper surface 5 afterwards, the angle that forms these inclined-plane 15 relative lower surfaces 6 of an inclined-plane 15 (referring to Fig. 3 D and 3E) is 50 ° ± 5 °, this inclined-plane 15 constitutes the knife edge 16 with the boundary line of cutter front 12, this inclined-plane 15 forms boundary line 17 with upper surface 5, and the angle between the extended line of this cutter front 12 and this boundary line 17 is 126 ° ± 5 °.

Fig. 4 illustrates another member hexagonal cylindrical drive shaft 20 of the present utility model, and it passes the endoporus 3 of one group of

annular blade

1 and 1 '.Each angle of the hexagon prism of this driving shaft 20 is plugged on corresponding six internal tooths in 24 internal tooths 4 of endoporus 3, rotates together in order to drive annular blade 1.

Fig. 5 and 6 is illustrated in the situation that many group annular blades 1 and 1 ' are set on the hexagonal shaped drive shaft 20 at intervals.In the present embodiment, illustrate and be provided with 24 groups of set of blades.Along driving shaft 20 axially, every group of set of blades 1,1 ' rotated 15 ° successively and is provided with, promptly every group of set of blades is set on the hexagonal cylindrical drive shaft 20 after rotating an internal tooth 4 successively, constitutes an intensive blade post 21.Fig. 6 is clearly shown that the structure that this blade post 21 is seen from the side.As seen from the figure, each set of blades 1,1 ' sharp knife head 2,2 ' driving shaft 20 axially on rotate the position of staggering successively.

Fig. 7 and 8 illustrate will have two blade posts 21 of aforementioned formation oppositely be assemblied in structure on the frame (not shown) of the part blade apparatus that minces in pairs.Among the figure between the axis of visible two blade posts at a distance of certain distance.When two blade posts 21 are pressed reverse rotation, the action that can shred object effectively.

Above mince a kind of embodiment of part blade apparatus of multipurpose of the present utility model is described in detail, but should be appreciated that, the utility model should not be limited, those of ordinary skills can make various modification in spiritual scope of the present utility model, for example, it is 52.5mm that the size of annular blade is not limited to the external diameter described in the embodiment, and outstanding sharp knife head also is not limited to 5, and organize set of blades more and also be not limited to 24 groups, can increase and decrease as required.

Claims

1. multipurpose part blade apparatus that minces, but comprise two be installed in reverse rotation on the frame be used to mince the blade post of part, it is characterized in that every blade post comprises:

A hexagonal cylindrical drive shaft;

Many groups are installed in the set of blades on the described driving shaft successively at intervals, and every group of set of blades comprises positive and negative two above surface engagement annular blade together of two symmetries; The sharp knife head that the outer peripheral edges of every annular blade are equally spaced and are provided with a plurality of protrusions, and the inwall five equilibrium of endoporus is formed with 24 internal tooths, described two become one group set of blades along driving shaft axially rotate an internal tooth successively after be nested with on driving shaft, the described hexagon prism of described driving shaft is plugged on the corresponding described internal tooth of described endoporus of described annular blade, drives described annular blade by driving shaft and rotates together.

2. the multipurpose according to claim 1 part blade apparatus that minces is characterized in that the described sharp knife head of described annular blade has the planform of the tip surface on little flexion and square plane.

3. the multipurpose according to claim 2 part blade apparatus that minces, it is characterized in that, the external diameter of described annular blade is 52.5mm, thickness is 2mm, the cutter front of sharp knife head is positioned on the RADIAL of annular blade, described tip surface between cutter front and flank face is 0.2mm along the width of circumference, tip surface is 0.3mm from the height of the lower surface of annular blade, a horizontal plane is extended to the annular blade center in top by tip surface, its degree of depth is about 0.1mm at place, cutter front, at the flank face place is 0.2+0.1mm, tilt to extend to the annular blade upper surface afterwards, form an inclined-plane, the angle of this relative lower surface in inclined-plane is 50 ° ± 5 °, the boundary line of this inclined-plane and cutter front constitutes the knife edge, and the angle between the boundary line that this inclined-plane and upper surface form and the extended line of this cutter front is 126 ° ± 5 °.

4. according to the part blade apparatus that minces of each described multipurpose in the claim 1 to 3, it is characterized in that described many group set of blades are 24 groups.

5. according to the part blade apparatus that minces of each described multipurpose in the claim 1 to 3, it is characterized in that described a plurality of sharp knife heads are 5.