CN2295565Y - Enhanced abrasive media - Google Patents

Abstract

The utility model relates to a strong grinding medium, which is formed by utilizing a screw and a nut to penetrate and lock a plurality of groups of medium units. Each group of the medium units are composed of two arc disk-shaped cutting pieces; the circumferential edge of each cutting piece is made into a wave-shaped edge; two cutting pieces are both lapped and covered correspondingly, and respectively expose the wave-shaped edges of the circumferential edges of the two cutting pieces. When the utility model is used, the medium units with different sizes are sheathed and locked on a same bolt and can be selected according to the outline shapes of work pieces be ground for serially making into the grinding media with the required outline shapes and quantities. The media are matched with grinding liquid and put into a three-dimensional vibration grinding machine. The utility model can grind and process work pieces, such as ordinary forging members, castings, etc., which have hardness and are difficult to grind in a three-dimensional vibration mode. Thereby, the efficiency and the grinding quality are improved.

Description

Brute force is ground and is cut medium

The medium that the utility model uses when relating to the metal works attrition process refers to a kind ofly grind the brute force of cutting general harder forging or foundry goods at three-dimensional and grind and cut medium especially.

Adopt the technology of three-dimensional vibrating lapping mode polishing article, in the industry cycle belonged to very universal and general, it mainly is at the material for the treatment of the grinder part and treats to grind the profile body of cutting with polishing, and select the abrasive grains of required size, hardness and shape for use, and cooperate the allotment of required lapping liquid, accept vibration in the vibra shoot of the oscillating mill that coexists and grind the processing of cutting.

And know, these are sneaked into lapping liquid and wait to throw abrasive grains in the workpiece, promptly be the alleged abrasive media of the utility model, in technology commonly used these to grind and cut medium (or claiming abrasive grains) be that plastic cement, stone material or the pottery of taking various different hardness, quality and body is made.Wherein grind the apolegamy of cutting media hardness, be and treat to have very important association between grinder part hardness, carry out the relative collision frequently of shaking of three-dimensional height and grind and cut processing, impel the blank of workpiece surface with convenient, be able to be ground and cut the rubbing down leveling of medium institute, and present the suitable luminosity of required cunning; And, grind the unit mass and the quantity of cutting medium, must and treat to obtain between the grinder part a certain proportion of balance, can control more accurately and grind the disturbance collision probability of cutting between medium and workpiece; Simultaneously, grind size and the profile body of cutting medium, be to look to treat that the grinder part desires to carry out the shape in groove, rib or hole of the minimum of rubbing down, and selected suitable size and the grinding of body that is beneficial to upset collision in its groove, rib or the hole cut medium, could produce to vibrate to grind the effect of cutting.Certainly perturbation of vibration angle, orientation and the lapping liquid that can produce in the vibro-grinding groove or the like environmental factor also is that the important key of cutting efficient and quality superiority-inferiority is ground in the decision vibration.

Yet, in the streets existing can be suitable for to vibrate grind the machined object of cutting, mostly be genus copper greatly, alloy workpiece such as aluminium or zinc, or be the beautiful made workpiece of resin such as (POLYENE polyenoid) of ripple, these treat to belong to the alloy in grinder part person, its hardness also has the variation on the demand, if any through Overheating Treatment or forging, the copper that casting is made, the hardness of the alloy workpiece of aluminium or zinc is higher, otherwise, without heat treatment or forging, the workpiece hardness of casting is lower, the height of certain its hardness, low, also have because of adding other metallic element person of changing, yet but know, in the streets in the common technology of vibro-grinding, can bring into play to softer alloy workpiece that to grind the effect of cutting preferable, but still highlight to grind for harder alloy workpiece and cut precision and the not good problem points of efficient, its reason is to be commonly used grinding in the technology of cutting, only use such as plastic cement, material such as stone material or pottery is cut medium as grinding, and these hardness and shapes of cutting medium of grinding commonly used, and can't exercise preferable grinding to the alloy workpiece of higher hardness and cut polishing effect, especially at general accurate the forging, cast made alloy workpiece, if only use existing plastic cement, abrasive media such as stone material or pottery is the grinding polishing effect that is difficult to obtain high-quality upper cut formula.

At above background, known common technology is difficult to grind the problem points of cutting the higher alloy workpiece of hardness, be because of using existing grinding when cutting medium, lack due to the selection of material and innovation in shape thereof the utilization, thereby cause treating that the hardness of grinder part and shape are subjected to the existing relative restriction of cutting medium of grinding, this problem points, just for the utility model brute force grind cut medium can be overcome.So;

Main purpose of the present utility model is: according to material and the hardness for the treatment of the grinder part, select for use and be fit to carry out grinding the material of cutting with it, but grind with the brute force of making a series and can changing the bulk shape profile and to cut medium, variously treat that grinding of grinder part thing type and hardness cut occasion and use so that supply with.

Technical solution adopted in the utility model is: a kind of brute force is ground and is cut medium, be meant in the vibro-grinding environment employed medium when treating that the grinder part carries out the three-dimensional vibrating grinding cutting, each dielectric structure is to comprise to utilize a screw and nut claw array media units to form; It is characterized by:

Each is organized media units and all is made up of the cutting blade of two arc of circle dishes, its lamellar body periphery all is forged into the corrugated sharpener sword that grinds, and each lamellar body center is shaped on through hole, make embedding portion on each through hole, the bolt of nut also is shaped on a corresponding wall embeded on one's body, so that utilize cutting blade that bolt shape nut tandem arrangement respectively organizes cutting unit lock group screw in the tooth hole of nut again, become a shape to cut the dielectric structure body with each cutting blade on the bundle locknut; Two cutting blades in each media units, its waveform blade all is to adopt the hood-shaped formula of taking of the some contact that the relative arc of wave crest cuts to be located by claw, and each takes the blade of cover relatively, and the cutting mouth that all forms the loop-drive shape appears, and each cuts between mouth and encloses the form of forming air marks shape dielectric structure body; Make in grinding the process of cutting, can cut mouth by the corrugated loop-drive shape of mat constituent parts, touch mutually to grind with the outline line for the treatment of the grinder part and cut, form bent submissive and very careful the grinding of arc and cut the processing point of contact, and the energy mat is treated the body of grinder part, and the claw media units becomes to be beneficial to the body that the dielectric structure of cutting is ground in disturbance, in the vibro-grinding groove, grinds the processing running of cutting to vibrating than tool hardness and than the difficult workpiece that grinds so that cooperate lapping liquid.

In a word, the utility model utilizes by the waveform ring of cutting blade in each media units of screw and nut claw week blade, enable to grind to cut to add man-hour at three-dimensional vibrating, become in each dielectric structure without cease the grinding of arc Qu Mianyan and cut the processing point of contact, can promote it and grind and cut the general harder forging or the efficient and the quality of foundry goods.

The utility model is to have highlighted following characteristics:

1, the media units that utilizes a screw claw array size to allocate voluntarily makes the dielectric structure body that grinds the turning work piece profile that is beneficial to that constitutes several subcirculars.

2, each media units is all taken cover institute relatively by the cutting blade of two arc plate-likes and is formed, and the periphery of each cutting blade is to have to be the wavy blade of radiation, form bent submissive and continuous without cease the grinding of arc by this and cut the processing point of contact, so unlikely formation acute angle grind cut easily cause the infringement of scratch workpiece.

3, the thickness of each arc milling sheet is rough is controlled between 0.3 to 0.05mm, has splendid compressible spring, therefore after utilizing screw and nut folder lock, the outside support exhibition of each blade position meeting of its arc plate-like cutting blade, cooperate the grinding top layer to make it sliding suitable processing again, make the periphery of structure form the cutting surface of the bent air marks shape of an arc, when colliding, can possess splendid grinding cutting performance is arranged with workpiece.

4, claw forms respectively grinds the periphery of cutting dielectric structure, all be to surround into each loop-drive shape cutting mouth by the waveform blade, and enclose by each the cutting mouth that spreads all over and to form grinding of an air marks shape and cut the dielectric structure body, so that the probability of cutting is ground in the collision when increasing its vibro-grinding workpiece.

For the utility model can be described in detail in detail more, enumerate the accompanying drawing example now and also illustrate in detail as the back:

The accompanying drawing simple declaration:

Fig. 1: be that the utility model grinds the three-dimensional exploded view of cutting medium;

Fig. 2: be that the utility model grinds and cuts medium one claw embodiment cut-away view;

Fig. 3: be that the utility model grinds the side diagrammatic sketch of cutting another best claw embodiment example body of medium;

Fig. 4: be that the utility model respectively grinds and cuts medium and in the vibro-grinding groove workpiece is ground the partial schematic diagram of cutting processing;

Fig. 5: the relative arc of blade cutting edge of a knife or a sword portion that is the utility model cutting blade is cut the schematic diagram of taking cover;

Fig. 6: be that the collision of the wavy blade of each cutting blade of the utility model and surface of the work is ground when cutting formed grinding and cut processing point of contact schematic diagram.

Label declaration:

Screw ... 1

Nut ... 10

Wall embeded ... 11

The tooth hole ... 12

Media units ... 2,20,3,30,4,40,5,50,6,60,70,80

Cutting blade ... 21,22,31,32,41,42,51,52,61,62

Blade ... 23,33,43,53,63

Perforation ... 24,34,44,54,64

Wave crest ... 26

The cutting mouth ... 27

Grind and cut the processing point of contact ... 28

Embedding portion ... 25,35,45,55,65

Workpiece ... 7

Lapping liquid ... 71

The workpiece profile tangent line ... A, B, C

Circular ... X1

First see shown in Figure 1ly, brute force provided by the utility model is ground and is cut medium, be comprise utilize a screw 1 and another bolt shape nut 10 together claw array media units 2,3,4,5 and 6 etc. form; Tool tooth hole, bolt shape nut 10 center 12 is wherein nibbled lock and is used for supplying with screw, and the periphery of nut 10 is shaped on wall embeded 11, is beneficial to brake each media units of being worn lock; The string group quantity that these are worn the media units of lock can comprise and utilize array media units claw to form grinding of several subcirculars to cut dielectric structure (as shown in Figure 3), entirely on desire to grind turning work piece body and environment decide; Yet be in the present embodiment with five groups of media units 2,3,4,5 and 6 together by the combination of screw 1 claw, grind the explanation of cutting dielectric structure as constituting a brute force; And respectively organize media units 2,3,4,5 or 6, all be by two cutting blades 21,22 or 31,32 or 41,42 or 51,52 or 61,62 form, each cutting blade all is that stainless steel or the spring steel by thickness between 0.3 to 0.05mm is forged into the arc of circle plate-like, its lamellar body periphery all is forged into corrugated blade 23,33,43,53,63 moulding, and each cutting blade 21,22,31,32,41,42,51,52,61,62 lamellar body center is provided with perforation 24,34,44,54,64, all has embedding portion 25 in each perforation, 35,45,55,65, so that the bolt shape nut 10 of shape wall embeded 11 such as having on the supply shaft wears and sets, again screw 1 is locked in the tooth hole 12 of nut 10, so that each cutting blade of bundle lock, and limit each cutting blade and present and prevented autorotation (cooperating shown in Figure 2) by the tandem arrangement interlocking, and then form to grind and cut dielectric structure, dielectric structure body behind the composition be constitute the arc song between visual its peripheral each blade sliding compliance whether, and be used the real arc flexural slip compliance that grinding machine is trimmed to no acute angle in good time.

On the implementation, the group of dielectric structure medium of the present utility model unit is put quantity and type body, is not to be subject to five groups of quantity shown in Fig. 1 and Fig. 2 and composing type body thereof; In fact, for another dielectric structure shown in Figure 3, it is the media units 20 that expression can utilize more different sizes, 30,40,50,60,70,80, together claw becomes the dielectric structure body of several subcirculars of the best, look entirely desire to grind turning work piece body and environment apolegamy lock dress use, claw becomes the dielectric structure of the external form profile of several subcirculars as shown in Figure 3, it is inserted in the lapping liquid 71 with treating grinder part 7 grinding to cut and adding man-hour (cooperating shown in Figure 4) of disturbances collision taken place, the external form of its several subcirculars and help disturbance upset between the bent outer wall of arc of workpiece 7, and then be beneficial to outer wall with the curved body of suitable arc of workpiece 7 and produce to grind and cut the formula collision, reach the submissive ultimate purpose of cutting of grinding.

Fig. 1 lifts in the enforcement for another example, utilize each media units 2,3,4,5,6 grinding of composition of screw 1 and nut 10 claws to cut dielectric structure, the waveform blade 23,33,43,53,63 of two of each unit cutting blades wherein, the cover mode of taking (as Fig. 5) that the point that all adopts wave crest 26 relative arcs to cut contacts, impel each blade of taking cover relatively 23,33,43,53,63 position, form loop-drive shape cutting mouth 27 all separately relatively.

In grinding the process of cutting, canvass corrugated loop-drive shape cutting mouthful 27 (cooperating shown in Figure 6) of constituent parts, touch mutually with the cited profile tangent line A, B, the C that treat grinder part 7 of present embodiment and to grind when cutting, promptly be formed with very careful grinding and cut processing point of contact 28, and to cut processing point of contact 28 all be to produce at blade 23,33,43,53,63 positions that present the wave arc-curved shape because of these grind, collide the compliance of grinding when cutting so can possess, can not make and treat grinder part 7 by scratch, therefore having splendid grinding cuts efficient and quality.

Comprehensive above explanation, each cutting blade is can be according to treating the material and the hardness of grinder part in the utility model, to be fit to carry out with it material that mill is cut made and select for use; The thickness of each cutting blade is controlled at the technology between 0.3 to 0.05mm approximately, is reached by belonging to other process technologies, and non-is the scope that the utility model institute desire is advocated; As for the constant fact of the utility model, be to cut dielectric structure for grinding of arbitrary body, all must utilize a screw and nut phase claw, and all being taken cover relatively by the cutting blade of two all tool waveform blades of ring by each media units of claw is formed, and the periphery of the dielectric structure that claw is formed, be to be the air marks shape and to grind the form of cutting dielectric for loop-drive shape cutting mouth spreads all over, therefore be able to the workpiece than tool complex outline body and different materials hardness is carried out the processing running of grinding cutting, with the utilization of active demand on the supply industry.

Claims (1)

1. A kind of brute force is ground and is cut medium, is meant in the vibro-grinding environment employed medium when treating that the grinder part carries out the three-dimensional vibrating grinding cutting, and each dielectric structure is to comprise to utilize a screw and nut claw array media units to form; It is characterized by:

   Each is organized media units and all is made up of the cutting blade of two arc of circle dishes, its lamellar body periphery all is forged into the corrugated sharpener sword that grinds, and each lamellar body center is shaped on through hole, make embedding portion on each through hole, the bolt of nut also is shaped on a corresponding wall embeded on one's body, so that utilize cutting blade that bolt shape nut tandem arrangement respectively organizes cutting unit lock group screw in the tooth hole of nut again, become a shape to cut the dielectric structure body with each cutting blade on the bundle locknut; Two cutting blades in each media units, its waveform blade all is to adopt the hood-shaped formula of taking of the some contact that the relative arc of wave crest cuts to be located by claw, and each takes the blade of cover relatively, and the cutting mouth that all forms the loop-drive shape appears, and each cuts between mouth and encloses the form of forming air marks shape dielectric structure body.

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