CN2825108Y

CN2825108Y - Paper shredder blade structure

Info

Publication number: CN2825108Y
Application number: CN 200520127129
Authority: CN
Inventors: 罗贤俐
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-10-10
Filing date: 2005-10-10
Publication date: 2006-10-11
Anticipated expiration: 2015-10-10

Abstract

The utility model relates to a paper shredder blade structure which is composed of a pair of cylindrical hobs, wherein each of the hobs comprise a polygonal shaft lever and a plurality of disconnected blades which are sheathed on the shaft lever. The disconnected blades of the two cylindrical hobs are assembled in a staggering mode, wherein each of the disconnected blades is composed of two groups of auxiliary blades. The utility model is characterized in that the integral thickness of each auxiliary blade is thin; a circle of convex ring is convexly arranged on the inner side of each auxiliary blade in order to increase the thickness of each of the hobs; the two groups of auxiliary blades which are placed in a leaning mode are formed into a group of disconnected blades by that the leaning connection of convex rings. Therefore, the disconnected blades can save more than half of materials and the weight of each of the disconnected blades is relatively light. In addition, the truncated blades of each pair of blades are which are formed by that multilayer cutting edges are flattened to be oblique angles and trimmed after folded and thickened. The integral thickness of each of the edges is thicker than the thickness of each of truncated edges of a common paper shredder. Therefore, the utility model does not clamp paper easily and can easily truncate paper sheets when the operation of truncating the paper sheets is carried out.

Description

The blade structure of shredder

Technical field

The utility model is relevant for a kind of blade structure of shredder, especially refer to that a kind of to have an integral thickness thinner, and block sword and be the folding back pressing oblique angle that thickens of multilayer blade, cut the auxiliary-blade that deburring forms again, and constitute than the material saving, can easily plurality of sheets of paper be opened and block and be difficult for the blade structure of the shredder of holding paper.

Background technology

Consult shown in Figure 1, the cutter for paper grinder of traditional type be by two cylindrical shape hobboing cutters 1,1 ' constitute, each hobboing cutter comprises polygonal axostylus axostyle 2, and several are sheathed on the offset blade 4 on this axostylus axostyle, and it is spaced apart with it to be provided with a packing ring 6 between two adjacent offset blades 4, makes that the offset blade 4 on the two cylindrical shape hobboing cutters is assembled in staggered mode.As shown in Figure 2, each offset blade 4 is back-to-backly constituted by the auxiliary-blade 4a that puts by two groups, and have a plurality of sword 4b that block on each auxiliary-blade 4a periphery, and when the sword 4b that blocks of shredder carries out paper when blocking operation, the blocking sword 4b and can block paper simultaneously of blade, sheet-fed more easily blocks, when many paper are desired to block, need bigger shaft horsepower, and noise is bigger, the strength that the shredder driven wheel is born is relatively large, the anxiety that the Chi You Beng on the gear is disconnected.

In view of this utility model creator accumulates and is engaged in the industry experience for many years, studies intensively and test improvement repeatedly, nowadays creates a kind of novel kneader bar finally, can overcome the traditional product shortcoming, to promote effect.

Novel content

Main purpose of the present utility model is to provide a kind of blade structure of shredder, by the design that each auxiliary-blade of cutter for paper grinder offset blade is thin, and utilize bulge loop that bulge loop is abutted against by two auxiliary-blades to become one group of offset blade, the shaft horsepower that reach the saving cost, needs is less, noise is less, and the strength that driven wheel bore is less relatively, the weight of offset blade gentlier and only needs half following material of former shredder auxiliary-blade, so be difficult for holding paper and can carry out the effect that paper blocks operation swimmingly.

Technical solutions of the utility model: a kind of blade structure of shredder, it comprises that two rotate in rightabout cylindrical shape hobboing cutter, each hobboing cutter comprises a polygonal axostylus axostyle, and several are enclosed within the offset blade on this axostylus axostyle, has pad between adjacent offset blade, offset blade on the two cylindrical shape hobboing cutters is combined in staggered mode, wherein each offset blade is made of two groups of auxiliary-blades that are abutted against mutually, have one or more on the auxiliary-blade periphery of each offset blade and block sword, it is characterized in that by what the auxiliary-blade periphery outwards protruded out:

The inboard of this auxiliary-blade is protruding with the bulge loop that a circle is used for the bed hedgehopping blade thickness, and two groups of auxiliary-blade bulge loops that are abutted against mutually are abutted against one group of offset blade of formation to bulge loop ground; The blade that blocks sword becomes the oblique angle by folding to thicken to flatten, and cuts the multilayer blade formation of deburring again.

The utility model designs each auxiliary-blade of cutter for paper grinder offset blade than unfertile land, and utilize bulge loop that bulge loop is abutted against by two auxiliary-blades to become one group of offset blade, blocking sword utilizes folding pressing of multilayer blade to form for the oblique angle cuts deburring again, so under the thin prerequisite of each auxiliary-blade, on the whole more abundant, when shredder carries out shredded paper Zhang Zuoye, the shaft horsepower that needs is less, noise is less, and the strength that driven wheel bore is less relatively, the weight of offset blade gentlier and only needs half following material of former shredder auxiliary-blade, so be difficult for holding paper and can carry out paper swimmingly and block operation.Carry out paper when blocking operation when the same time, plurality of sheets of paper is opened by the cutting of auxiliary-blade, and can easily paper be blocked and is difficult for holding paper.

In view of the above, the shaft horsepower that reached the saving cost, needs is less, noise is less, and the strength that driven wheel bore is less relatively, the weight of offset blade gentlier and only needs half following material of former shredder auxiliary-blade, so be difficult for holding paper and can carry out the purpose that paper blocks operation swimmingly.

Understand in order to allow the auditor that the utility model is had further, Zi Zuo is as follows with graphic detailed description the utility model.

Description of drawings

Fig. 1: the schematic perspective view of traditional type cutter for paper grinder.

Fig. 2: the plane of traditional type cutter for paper grinder auxiliary-blade.

Fig. 3: schematic perspective view of the present utility model.

Fig. 4: the outside drawing of the utility model offset blade.

Fig. 5: the plane of the utility model offset blade.

Fig. 6: the profile of the utility model offset blade.

The specific embodiment

Consult shown in Figure 3, cutter for paper grinder of the present utility model be by two cylindrical shape hobboing cutters 10,10 ' constitute, each hobboing cutter comprises polygonal axostylus axostyle 12, and several are sheathed on the offset blade 14 on this axostylus axostyle, it is spaced apart with it to be provided with a pad 16 between the adjacent offset blade 14, makes that two offset blades 14 on the two cylindrical shape hobboing cutters 10,10 ' are assembled in staggered mode.As Fig. 4～shown in Figure 6, each offset blade 14 is back-to-backly constituted by the auxiliary-blade 14a that puts by two groups, be respectively equipped with one group of above sword 14b that blocks on each group auxiliary-blade 14a periphery, two groups can be blocked paper by the corresponding sword 14b that blocks on the auxiliary-blade 14a that puts.Principal character of the present utility model is:

The auxiliary-blade 14a integral thickness attenuation of each offset blade 14 (thin below 1/2) than the traditional type auxiliary-blade, the inboard of each auxiliary-blade 14a is convexly equipped with a circle bulge loop 14c, but this bulge loop 14c is thick except bulk strength and the bed hedgehopping cutter that can strengthen auxiliary-blade 14a, two groups are utilized bulge loop 14c that bulge loop 14c is abutted against by the auxiliary-blade 14a that puts to form one group of offset blade 14 together, thereby save cost.

Moreover, the sword 14b point of a knife place of blocking of auxiliary-blade 14a is that the sword of multilayer is thick, its preparation method is mainly blocked the multilayer of general auxiliary-blade 14a the folding earlier back and pressing (14a is concordant with auxiliary-blade) that thickens of sword 14b, to block sword 14b point of a knife again and be pressed into the oblique angle, last deburring again is to excise unnecessary blade, form the abundant sword 14b that blocks, this blade that blocks the general shredder of sword 14b blade is thick, so it is powerful and be difficult for holding paper to cut paper.

In when operation, cutter for paper grinder of the present utility model is frustrated to paper and is utilized auxiliary-blade 14a outer rim blade that the paper scrap of each strip is blocked into sectional chip again by the sword 14b that blocks of the two offset blades 14 that are staggeredly set, to guarantee confidentiality.In addition, because the special structure design of cutter for paper grinder of the present utility model makes that all auxiliary-blade 14a on the cutter 10 are all thinner thickness and block the more abundant structure of sword 14b blade; And two groups of hobboing cutters 10, when 10 ' two offset blades 14 are staggered, wherein the bulge loop 14c that sword 14b is against another offset blade 14 that blocks of an offset blade 14 goes up (two staggered offset blades 14 are not against bulge loop 14 with bulge loop 14), thereby reaches one high-quality, high efficiency, low noise and improve effect cheaply.

In sum, the blade structure of the utility model shredder is the cutter for paper grinder of novelty, can be effectively, positively eliminate the shortcoming of existing shredder, and be one to have the creation of practicality, creativeness and novelty concurrently in fact.

Claims

1. the blade structure of a shredder, it comprises that two rotate in rightabout cylindrical shape hobboing cutter, each hobboing cutter comprises a polygonal axostylus axostyle, and several are enclosed within the offset blade on this axostylus axostyle, has pad between adjacent offset blade, offset blade on the two cylindrical shape hobboing cutters is combined in staggered mode, wherein each offset blade is made of two groups of auxiliary-blades that are abutted against mutually, have one or more on the auxiliary-blade periphery of each offset blade and block sword, it is characterized in that by what the auxiliary-blade periphery outwards protruded out: