KR101082178B1 - Portable type grinder - Google Patents

Abstract

The present invention relates to a portable polishing device, comprising: a portable polishing device; A housing having an interior and a grinding hole inserting groove having a 'V' shape in a portion of its length; A pair of elastic support pieces, one end of which is fixed to a bottom surface of the housing and the other end of which is curved toward the polishing tool inserting groove, disposed opposite to each other and staggered in the width direction of the housing; A height adjusting guide formed at the curved end of the elastic support piece and having a ball hole in a direction perpendicular to the fitting hole and the fitting hole; Polishing tools fitted into the fitting holes of the height adjusting guide; The ball is inserted to be exposed to the ball hole is partially exposed to the grounding ball and the spring is provided with a spring for elastically compressing the ball, and a portable polishing mechanism comprising a cover fixed to the elastic support piece.

According to the present invention, since the polishing tool can be moved so that the contact point for polishing is not concentrated in one place, the artificial diamond having high hardness and strength can be coated to be used, thereby greatly improving the polishing efficiency and semipermanently. It is possible to obtain an effect that is structurally simple, easy to manufacture, and enhanced in portability.

Portable, Grinding, Semi-permanent, Artificial Diamond, Height Adjustable

Description

Portable Grinding Device {PORTABLE TYPE GRINDER}

The present invention relates to a portable polishing device, and more particularly, to a portable polishing device that is easy to carry, has improved convenience in storage and can be used semi-permanently.

Generally, a grinding | polishing tool is a tool used to grind dull parts, such as a metal, and means a grinding wheel normally.

In particular, grinding wheels used for grinding knives or scissors at home usually overlap ceramic or stainless steel grinding tools in V or X shape, and then pass a knife or scissors through them. It is of fixed type which is sharply polished.

That is, it is a three-contact polishing structure in which a blade is in contact with an intersection point of a polishing tool.

However, since the conventional grinding wheel of such a structure is a fixed type of grinding tool, it is always rubbed with the blade while only intensively contacting a certain point, so the blade of conventional soft material is polished to some extent, but the grinding function is used several times. It will fall significantly.

In particular, the recent kitchen knives have reached the limit that can not be polished with a grindstone having a grinding tool of the same structure as the trend is made of special stainless steel with high strength.

In order to solve this problem, it is possible to make a sharpener (grindstone) in the form of coating higher strength artificial diamond powder on the surface of the polishing tool, but in the same structure, the coated artificial diamond is easily removed because it is crushed and polished at one point. This means that it cannot function as a sharpener (knitting) and thus has a limitation that it cannot be manufactured in such a structure, and even if implemented as a product, it is extremely impractical.

The present invention has been made in view of the above-mentioned problems in the prior art, and has been created to solve this problem. The main problem is to provide a new type of portable polishing apparatus that can be used semi-permanently, and its structure is simple and light, which is easy to carry, easy to manufacture, and low in cost.

The present invention provides a means for achieving the above object, in a portable polishing mechanism; A housing having an interior and a grinding hole inserting groove having a 'V' shape in a portion of its length; A pair of elastic support pieces, one end of which is fixed to a bottom surface of the housing and the other end of which is curved toward the polishing tool inserting groove, disposed opposite to each other and staggered in the width direction of the housing; A height adjusting guide formed at the curved end of the elastic support piece and having a ball hole in a direction perpendicular to the fitting hole and the fitting hole; Polishing tools fitted into the fitting holes of the height adjusting guide; The ball is inserted to be exposed to the ball hole is partially exposed to the grounding ball and the spring is provided with a spring for elastically compressing the ball, and a portable polishing mechanism comprising a cover fixed to the elastic support piece.

In addition, the present invention provides a portable polishing apparatus; A housing having an interior and a grinding hole insertion groove having a “V” shape in a portion of its length; A pair of elastic support pieces, one end of which is fixed to a bottom surface of the housing and the other end of which is curved toward the polishing tool inserting groove, disposed opposite to each other and staggered in the width direction of the housing; A height adjusting guide formed at the curved end of the elastic support piece and having a hole formed on one side thereof while communicating with the fitting hole and the fitting hole; Polishing tools fitted into the fitting holes of the height adjusting guide; A portable polishing mechanism is also provided, comprising an elastic catching piece that is partly exposed to the hole and processed into metal or plastic so as to be grounded with the polishing tool.

Furthermore, in the portable polishing mechanism; A housing formed of a handle and a body, and having a polishing tool inserting hole which is inclined in opposite directions to cross each other except for a center portion when viewed in the width direction among the portions where the handle and the body are connected; A pair of polishing tools respectively inserted into the polishing tool inserting holes to form a 'V' groove in the width direction of the housing; A binding tool for connecting and fixing the handle and the body at both sides of the housing so that the polishing tool is not separated in the width direction of the housing; A portable type, comprising: a ball protruding from each inner wall of the polishing tool inserting hole and grounded to one side of the polishing tool, and a spring for elastically pressing the ball, the cover fixed to the opposite side of the inner wall; Polishing instruments are also provided.

At this time, the present invention is a portable polishing mechanism; A housing made of a handle and a body, and having a polishing tool insertion hole penetrating up and down with inclined directions opposite to each other except for a central portion when viewed in the width direction among the portions where the handle and the body are connected; A pair of polishing tools respectively inserted into the polishing tool inserting holes to form a 'V' groove in the width direction of the housing; A binding tool for connecting and fixing the handle and the body at both sides of the housing so that the polishing tool is not separated in the width direction of the housing; It is also characterized in that it provides a portable polishing mechanism comprising an elastic catching piece which is protruded from each inner wall of the polishing tool inserting hole and is processed in metal or plastic so as to be elastically grounded to one side of the polishing tool. .

In addition, in the portable polishing mechanism; A hollow body; A safety guide protruding in the polishing direction of the object on an outer circumferential surface of the body to protect a user's hand; A handle coupled to a bottom surface of the body; A first polishing fixture fixed body integrally fixed to a center of an upper surface of the body and into which a polishing tool is inserted; A second abrasive fixture fixed body disposed at a predetermined angle to the first abrasive fixture fixed body and into which another abrasive tool is inserted; An adjustment bolt which is fastened to the first and second abrasive fixtures to adjust the height of the polishing tool; A rotating shaft configured to axially fix the connecting members protruding from the first and second abrasive ball fixing bodies, respectively; Rectangular brackets protruding from the first and second polishing fixtures, respectively; It also provides a portable polishing mechanism comprising a fixing bolt for binding and positioning the rectangular brackets overlapped when they are staggered while the first and second polishing ball fixtures are rotated about the rotation axis.

In this case, the handle is also characterized in that the pedestal is rotated in the counterclockwise direction is supported on the bottom surface at an angle.

According to the present invention, since the polishing tool can be moved so that the contact point for polishing is not concentrated in one place, the artificial diamond having high hardness and strength can be coated to be used, thereby greatly improving the polishing efficiency and semipermanently. It is possible to obtain an effect that is structurally simple, easy to manufacture, and enhanced in portability.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment according to the present invention.

1 to 3a and b are exemplary views for explaining the portable polishing mechanism according to the first embodiment of the present invention, and FIGS. 4 to 8 are exemplary views for explaining the portable polishing mechanism according to the second embodiment of the present invention. 9 to 11 are exemplary views for explaining the portable polishing mechanism according to the third embodiment of the present invention.

[First Embodiment]

A first preferred embodiment of the portable polishing apparatus according to the present invention is as illustrated in Figs.

That is, the portable polishing apparatus according to the first embodiment of the present invention includes a housing 100.

The housing 100 is easy to carry because it is small in size and small in size and lightweight.

In addition, a portion of the housing 100 is cut into a 'V' shape to form the polishing tool insertion groove 110.

In addition, a pair of abrasive tools 120 are fitted into the abrasive tool insertion groove 110.

At this time, the grinding tool 120 is a small size determined by the international standard, coated with a high strength artificial diamond on one side or both sides, the official name is "Diamond Files", usually in the market 'Yasri' It is a member commonly used in the term.

In addition, the polishing tools 120 are alternately arranged in the width direction of the housing 100 to form a substantially 'X' shape to have a three-contact polishing method when polishing an object.

In addition, the polishing tool 120 is supported by the elastic support piece 130 to move in the vertical direction.

Here, one end of the elastic support piece 130 is fixed to the bottom surface of the housing 100, the other end is the polishing tool insertion groove in the inner empty space of the housing 100 in a curved state to have elasticity as shown Arranged at 110, the same shape in the opposite direction are installed in pairs.

At this time, the height adjustment guide 140 is provided on one side of the free end of the elastic support piece 130.

The height adjustment guide 140 is to be able to adjust the height in the state in which the polishing sphere 120 is fitted, the fitting hole 142 to be inserted into the polishing sphere 120 is formed, the fitting hole 142 The ball hole 144 is formed to be engaged with the ball 154 to secure the grinding tool 120 while being in elastic contact with the surface of the grinding hole 120 is inserted into the fitting hole 142 while communicating with.

In addition, a cover 150 is covered in a portion where the ball hole 144 is formed, and a spring 152 is embedded in the cover 150, and the spring 152 forms a ball 154. 144 is always pushed, and the ball 154 is assembled to be exposed to the ball ball 144 while being elastically supported by the spring 152.

In addition, as shown in Figure 3b, by modifying the method of fastening the ball 154 to the height adjustment guide 140 to form a hole (U) on the side of the height adjustment guide 140, burnt in this hole (U) It may be provided with an elastic engaging piece (T) that is sexually engaged to perform the same function as described above.

In this case, the hole U communicates with the fitting hole 142 into which the grinding tool 120 is inserted, and the elastic catching piece T may use metal, plastic, or the like, in particular, in the hole U. Any structure that can be elastically fastened may be sufficient and is not necessarily limited to the shape as illustrated in FIG. 3B.

Accordingly, when the polishing tool 120 is inserted into the fitting hole 142 of each height adjusting guide 140, the pair of polishing tools 120 crosses in an 'X' shape as shown in FIGS. 1 and 2. To make a 'V' type groove to go, the user is going to grind the blade while pulling or pushing the object here.

In this case, since the pressing force is relatively small compared to the pulling or pushing force, the phenomenon that the polishing tool 120 moves downward while moving the object does not occur.

In particular, since the polishing tool 120 is elastically supported by the ball 154, such a phenomenon (a phenomenon in which the polishing ball is pushed downward) is almost zero.

In addition, since the free end is elastically deformed, the elastic support piece 130 elastically absorbs and absorbs and distributes the downwardly acting force generated when the puller or pushes, so that the stable and stable support and polishing operation This becomes possible.

Furthermore, since the polishing tool 120 is coated with one side or both sides artificial diamond, a problem may occur that the coating falls when only a specific portion is used for a long time. In the present invention, the polishing tool 120 is lightly pressed or pulled upwards. There is no such concern since the height can be adjusted while being easily supported while being elastically supported by the ball 154, and the part that is actually polished relative to the vertical length of the grinding tool 120 is almost semi-permanently used. Can be.

[Second Embodiment]

A second preferred embodiment of the portable polishing apparatus according to the present invention is as illustrated in Figs.

That is, the portable polishing mechanism according to the second embodiment of the present invention also includes a housing 200.

At this time, the housing 200 is easy to carry and move because it is small in size and small in size and light in weight, and in particular, two members having the same size and shape are assembled with each other to form the illustrated shape.

In addition, both surfaces of the housing 200 may further include a polishing surface F having a relatively large area coated with artificial diamond.

And, a part of the housing 200, that is, between the handle (G), the grip (Grip) and the body (B) formed with the polishing surface (F) is a grinding tool insertion hole so as to form a 'V' shape to cross each other in the width direction 210 is penetrated in the vertical direction.

In this case, when the polishing tool insertion hole 210 is penetrated, the handle G and the body B are separated, so as to prevent this, as shown in FIG. 5, the handle G and the body B. The connection portion 202 is further formed so as not to be separated by connecting.

Thus, the housing 200 is connected to the handle (G) and the body (B) without being separated by the connecting portion 202, further strengthening the fixing, as well as the grinding tool 220 to be described later in operation A binding hole 204 is further provided from the harness insertion hole 210 so as not to run out in a pushing direction or a pulling direction when pushing or pulling the side surface thereof.

In this case, the binding hole 204 may be fixed by a screw fastening method or other well-known method after the separate molding, or may be integrally molded during molding.

In addition, a pair of polishing tools 220 are fitted into the polishing tool insertion hole 210.

In this case, as described above in the first embodiment, the polishing tool 220 is a small size defined in the international standard, and coated with high strength artificial diamond on one side or both sides, and marketed as 'Yasri'. It is a member commonly used in.

In addition, the polishing tools 220 are alternately arranged in the width direction of the housing 200 to form a substantially 'X' shape to have a three-contact polishing method when polishing the object.

In addition, the polishing tool 220 is elastically supported by the ball 254 protruding from the inner wall 212 of the polishing tool insertion hole 210, as shown in Figure 7,8.

Here, the ball 254 is a portion of the inner wall in a state that is elastically supported by a cover 250 mounted on the inner side of the inner wall 212 and the spring 252 embedded in the cover 250. Exposed through 212 is provided to be grounded with one side of the polishing tool 220 inserted therebetween.

At this time, the exposure height of the ball 254 should be projected higher than the projection 214 formed on the inner wall 212, the projection 214 is contaminated by moisture when using the object wet water due to the characteristics of the grinding tool 220 Therefore, since rust may occur, it is formed to block contact with water as much as possible and to induce rapid drying due to air circulation, and the polishing tool 220 may be removed in a surface contact state. In this case, the friction increases, but when the contact 214 is configured to be in point contact or line contact, the ease of insertion and removal can be ensured.

Here, in the case of the present embodiment, as described in the case of FIG. 3B described above, it may be deformed in the form of elastically fixing the polishing tool 220 through the elastic locking piece.

The portable polishing apparatus according to the second embodiment of the present invention having such a configuration also differs only in shape, and the principle of operation is the same as that of the first embodiment described above.

[Third Embodiment]

A third preferred embodiment of the portable polishing apparatus according to the present invention is as illustrated in Figs.

That is, the portable polishing apparatus according to the third embodiment of the present invention includes a body 300.

The body 300 is a main body for fixedly supporting the polishing fixture fixing body 310, but is not limited in shape, but is preferably formed in a substantially cylindrical shape.

And, if necessary, the body 300 may be used to be inserted into the long handle 302, wherein the handle 302 serves as a storage container that can hold the polishing tool 320, as well as its entire length It is preferable to facilitate the flow of air by forming a plurality of through holes 304 to facilitate drying of moisture falling into the inside, and in particular, the through holes formed at the bottom end also serve as discharge holes for discharging water. do.

In addition, a semicircular safety guide 306 is further installed on the outer circumferential surface of the body 300 to push or pull when the object is polished to protect the user's hand.

In addition, a vertically protruding first polishing ball fixing body 310 is integrally formed in the center of the upper surface of the body 300, and the polishing tool 320 is inserted into the first polishing ball fixing body 310.

In this case, it is preferable that the first polishing fixture fixed body 310 is formed to penetrate in the vertical direction so that the height can be adjusted in the vertical direction when the polishing tool 320 is inserted, and the height adjusting method is the first polishing. It is preferable to fasten the adjusting bolt 312 to one side of the spherical fixture 310 to fix the polishing tool 320 to a predetermined position.

At this time, the adjustment bolt 312 is preferably a butterfly bolt.

In addition, a second polishing ball fixing body 310 having the same shape, size, and function is connected and fixed to the first polishing ball fixing body 310 so as to adjust an angle at which the first polishing ball fixing body 310 is staggered.

At this time, the means for connecting the rotating shaft 340 constituting the center of rotation and binding the first and second polishing ball fixtures 310, 330 protruding from the fixing body 310, 330, the first and second polishing under the rotating shaft 340 The rectangular brackets 350 protruding from the spherical fixtures 310 and 330, respectively, may be configured as fixing bolts 360, which are butterfly bolts for fixing them at a predetermined point.

Thus, when the first and second polishing ball fixing bodies 310 and 330 are opened or narrowed about the rotating shaft 340, the rectangular brackets 350 are fastened and fixed by overlapping the fixing brackets 360. Can be fixed.

In this state, when the object is pushed or pulled against the 'V' type groove formed by the polishing tool 320, the object can be easily polished.

Here, the above description has been exemplified that the second polishing ball fixture 330 is configured to be angle-adjustable while flowing with respect to the first polishing ball fixture 310, but the present invention is not limited thereto. Of course, the spherical fixture 330 is completely fixed to the first polishing ball fixture 310 is also possible.

As another example, as shown in FIGS. 10 and 11, the stand 308 may be further provided, but the stand 308 may be rotated on the handle 302 to work with a large force against the floor. When rotated counterclockwise with respect to the handle 302 and then in close contact with the bottom surface, the handle 302 maintains a certain angle of inclination with respect to the bottom surface, if the object is ground in that state with a greater force It can be polished easily.

As such, the present invention portable polishing apparatus according to the present invention has increased convenience in use, is easy to carry, and can be used almost semi-permanently.

1 to 3a, b is an exemplary view for explaining a portable polishing mechanism according to a first embodiment of the present invention,

4 to 8 is an exemplary view for explaining a portable polishing mechanism according to a second embodiment of the present invention,

9 to 11 are exemplary views for explaining a portable polishing mechanism according to a third embodiment of the present invention.

♧ description of the symbols for the main parts of the drawing ♧

100,200 ... Housing 110 ....

120,220,320 .... Abrasive 130 .... Elastic support

140 .... Height adjustment guide 150,250 .... Cover

152,252 .... Spring 154,254 .... Ball

210..Pollet hole 212..Inner wall

214 .... projection 300 .... body

302 .... handle 304 .... through

308 .... support 310 .... 1st polishing fixture

330 .... Secondary polishing fixture

Claims (7)

A portable polishing apparatus, comprising: A housing having an interior and a grinding hole inserting groove having a 'V' shape in a portion of its length; A pair of elastic support pieces, one end of which is fixed to a bottom surface of the housing and the other end of which is curved toward the polishing tool inserting groove, disposed opposite to each other and staggered in the width direction of the housing; A height adjusting guide formed at the curved end of the elastic support piece and having a ball hole in a direction perpendicular to the fitting hole and the fitting hole; Polishing tools fitted into the fitting holes of the height adjusting guide; And a cover which is inserted to be partially exposed to the ball and is grounded with the polishing tool and a spring that elastically pressurizes the ball, the cover being fixed to the elastic support piece. A portable polishing apparatus, comprising: A housing having an interior and a grinding hole inserting groove having a 'V' shape in a portion of its length; A pair of elastic support pieces, one end of which is fixed to a bottom surface of the housing and the other end of which is curved toward the polishing tool inserting groove, disposed opposite to each other and staggered in the width direction of the housing; A height adjusting guide formed at the curved end of the elastic support piece and having a hole formed on one side thereof while communicating with the fitting hole and the fitting hole; Polishing tools fitted into the fitting holes of the height adjusting guide; And a resiliently engaging piece machined from metal or plastic so as to be partially exposed to the hole to be grounded to the polishing tool. A portable polishing apparatus, comprising: A housing formed of a handle and a body, and having a polishing tool inserting hole which is inclined in opposite directions to cross each other except for a center portion when viewed in the width direction among the portions where the handle and the body are connected; A pair of polishing tools respectively inserted into the polishing tool inserting holes to form a 'V' groove in the width direction of the housing; A binding tool for connecting and fixing the handle and the body at both sides of the housing so that the polishing tool is not separated in the width direction of the housing; A portable type, comprising: a ball protruding from each inner wall of the polishing tool inserting hole and grounded to one side of the polishing tool, and a spring for elastically pressing the ball, the cover fixed to the opposite side of the inner wall; Grinding instruments. A portable polishing apparatus, comprising: A housing formed of a handle and a body, and having a polishing tool inserting hole which is inclined in opposite directions to cross each other except for a center portion when viewed in the width direction among the portions where the handle and the body are connected; A pair of polishing tools respectively inserted into the polishing tool inserting holes to form a 'V' groove in the width direction of the housing; A binding tool for connecting and fixing the handle and the body at both sides of the housing so that the polishing tool is not separated in the width direction of the housing; And a resilient locking piece which is protruded from each inner wall of the polishing tool inserting hole and processed into metal or plastic so as to be elastically grounded to one side of the polishing tool. A portable polishing apparatus, comprising: A body capable of storing a polishing tool inside the hollow; A safety guide protruding in the polishing direction of the object on an outer circumferential surface of the body to protect a user's hand; A handle coupled to the bottom surface of the body and having a polishing tool; A first polishing fixture fixed body integrally fixed to a center of an upper surface of the body and into which a polishing tool is inserted; A second abrasive fixture fixed in a state in which the first abrasive fixture is staggered at a predetermined angle and arranged with another abrasive tool; The first and second abrasive ball fasteners are fastened to the portable polishing mechanism, characterized in that it comprises a control bolt for adjusting the height of the polishing tool. A portable polishing apparatus, comprising: A hollow body; A safety guide protruding in the polishing direction of the object on an outer circumferential surface of the body to protect a user's hand; A handle coupled to the bottom surface of the body and having a polishing tool; A first polishing fixture fixed body integrally fixed to a center of an upper surface of the body and into which a polishing tool is inserted; A second abrasive fixture fixed body disposed at a predetermined angle to the first abrasive fixture fixed body and into which another abrasive tool is inserted; An adjustment bolt which is fastened to the first and second abrasive fixtures to adjust the height of the polishing tool; A rotating shaft configured to axially fix the connecting members protruding from the first and second abrasive ball fixing bodies, respectively; Rectangular brackets protruding from the first and second polishing fixtures, respectively; And a fixing bolt for binding and fixing the rectangular brackets overlapped with each other when the first and second polishing ball holders rotate while being rotated about the rotation axis. The method according to claim 5 or 6; The handle is a portable grinding device, characterized in that the shaft is fixed to the base is rotated in a counterclockwise direction is supported at a predetermined angle on the bottom surface.

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