KR20120011517A - Drill and wood for formation of curved surface - Google Patents

Abstract

PURPOSE: A drill member and an improved wood for forming a curved surface processed by a drill member are provided to simply bend an improved wood by forming a bending guide groove on the improved wood using a drill member. CONSTITUTION: A drill member(2) comprises a cutting blade(4) and a joining unit(6). The cutting edge comprises a groove forming unit(12), a gap forming unit(20), and a chamfering unit(26). The groove forming unit forms a groove on a coated surface inside of the improved wood. The gap forming unit forms a gap perpendicularly connected to the groove formed by the groove forming unit. The chamfering unit forms a chamfered surface connected to the gap. A cut chip discharging groove(32) of the joining unit is formed on an axis that connects the groove forming unit, the gap forming unit, and the chamfering unit.

Description

DRILL AND WOOD FOR FORMATION OF CURVED SURFACE}

The present invention relates to an improved wood for forming a curved surface that is processed by a drill member and a drill member, the groove forming edge, the gap forming blade and the chamfer forming blade as a drill member integrally formed by forming a groove for bending induction in the improved wood corners The present invention relates to a drill member and an improved wood for forming a curved surface which are processed by a drill member to easily produce a panel having a curved surface.

Generally, wood processing drill members are used to make holes in wood. Such a drill member for processing wood has a cutting edge for drilling wood, as known from Utility Model Publication No. 20-2009-0010664. Two or more cutting edges are formed in the drill body.

Further, between the cutting edges, a cutting discharge induction groove is formed spirally along the longitudinal direction of the drill body.

Moreover, the center pin is formed in the center part at the front-end | tip of the said cutting edge. The center pin prevents the drill member from slipping at the center of the drilling position.

The drill member is provided with a coupling portion to be coupled to the electric drive in addition to the cutting blade for drilling wood.

The drill member for wood processing is fixed by using a center pin at the center position of the drilled portion in the state coupled to the coupling to the power mechanism.

Thereafter, when the drill member is rotated through the operation of the electric mechanism, the cutting edge is made to drill holes in the wood.

The drill member for wood processing, but can be easily punched in the wood, there is a problem in that the groove can not be formed long to a certain depth in the wood due to the structure of the cutting edge for drilling.

In addition, when the long groove is formed in the wood, by changing the rotary saw, planer, chisel and the like, there is a problem that the wood processing work is inconvenient and takes a lot of work time.

In addition, there is a problem in that the productivity is reduced by using a plurality of drill members to process the improved wood has a disadvantage of consuming a lot of time to set after replacing the work tool.

And the wooden furniture processed with the drill member is produced using natural wood or improved wood as a board.

Since the natural wood is beautiful in appearance due to the natural pattern, it is preferred as high-quality furniture, while the size of the plate that can be assembled is limited due to problems such as warpage of the plate.

In other words, natural wood has a number of complicated assembly process because it is necessary to connect a number of pieces of plate, and the work of forming the shape of the yin and yang embossing is very difficult, the manufacturing cost is expensive.

On the other hand, the improved wood, which was developed to reduce the production cost of furniture, for example, MDF (Medium Density Fiber: Medium Density Fiber Board) is used a lot.

MDF refers to the plywood made by grinding wood into powder and then gluing it together. The improved wood produced in this way, by attaching a sheet of the melamine (Melamine) or natural patterned wood in which the pattern of the wood grain is formed on one side with an adhesive to produce a plate.

The improved wood can minimize the use of connecting parts such as hinges, bolts, etc., and can be easily assembled and inexpensive to manufacture compared to natural wood, thereby improving assembly and productivity.

That is, in the assembled furniture made of the improved wood, after forming some or all of the constituent parts in the expanded wood in the shape of development, the foldable U-shaped grooves are formed in the boundary portions of the respective constituent parts.

Accordingly, the assembled furniture can be easily assembled and manufactured by folding the improved wood on the basis of the V-shaped groove.

Since the assembly furniture formed by folding the V-shaped grooves does not use a separate connecting part or a fixed part, the assembly labor and the productivity can be improved by greatly reducing the assembly labor.

However, the V-shaped groove formed in the panel using the improved wood, there is a problem that can not form a corner with a curved surface when manufacturing the furniture can not produce a furniture having a variety of aesthetics.

The present invention has been proposed to solve the above problems of the prior art, an object of the present invention, the groove forming blade, the gap forming blade and the chamfering blade to be formed integrally in one drill member.

Still another object of the present invention is to be able to quickly and easily form a bend guide groove made of a groove, a gap and a chamfered surface in one piece of improved wood.

Still another object of the present invention is to simplify the formation of grooves for bending induction with a drill member in the improved wood, so that the improved wood can be easily bent and the furniture having a curved edge can be easily manufactured.

The present invention for achieving this object, the cutting edge, the cutting material discharge groove is formed so that the cutting material is discharged between the cutting edge, the cutting edge and the cutting material discharge groove is formed on one side can be coupled to the power mechanism In the drill member for wood processing including a coupling portion formed on the other side so that the cutting edge is formed in the groove formed by the groove forming portion and the groove formed by the groove forming portion to form a groove inside the coated surface of the improved wood A gap forming part formed to form a vertically connected gap, a chamfer formed to form a chamfer surface connected to a gap formed by the gap forming portion, and the groove forming portion, the gap forming portion and the axial chamfer formed It characterized in that it comprises a cutting discharge groove formed in the.

The groove forming unit includes two plate blades formed perpendicularly to the tip of the body, and groove forming blades formed at the leading edge of the plate in the rotational direction.

Said gap forming part is characterized in that it comprises a neck portion formed to reduce the outer diameter on one side of the groove forming portion, and a gap forming blade formed on the leading edge side of the rotational direction of the neck portion.

The chamfered portion, characterized in that it comprises an inclined body formed to extend and inclined on one side of the gap forming blade, and a chamfered blade formed on the side edge of the rotation direction of the inclined body.

The above-described improved wood is characterized in that the groove for inducing bending is formed on one side except for the coating surface by the drill member.

The above-mentioned improved wood is characterized in that the edge is curved to be curved on the basis of the bend guide groove.

According to the present invention, the groove forming blade, the gap forming blade, and the chamfering blade are integrally formed in the drill member, whereby the processing of the improved wood can be facilitated.

In addition, there is an effect that can be quickly and simply process the bend guide groove formed in the improved wood with one drill member.

In addition, there is an effect that can be formed at the same time the groove, the gap and the chamfer surface using a single drill member on the improved wood.

In addition, by forming a groove for bending induction in the improved wood with a drill member to be able to bend simply along the improved wood, there is an effect that can be easily produced furniture with a curved corner.

In addition, the improved wood in which the groove for induction bending is formed by the drill member has an effect that can be easily produced furniture having a curved edge simply by bending.

1 is a perspective view showing a drill member for wood processing according to an embodiment of the present invention.
FIG. 2 is a front view showing the drill member for wood processing shown in FIG. 1; FIG.
Figure 3 is a view showing an example of furniture production using the improved wood for forming the surface processed with the drill member shown in FIG.

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

Drilling member 2 for wood processing, as shown in Figure 1, the cutting edge 4 is formed in two or more rows, the coupling is formed to be coupled to the power mechanism (not shown) on one side of the cutting edge (4) Part 6 is included.

Next, the cutting edge features of the drill member for wood processing according to the present invention will be described with reference to FIGS.

The cutting edge 4 is provided with a groove forming portion 12 for forming a groove 8 in the interior of the coating surface 34 on the improved wood (10).

The groove forming portion 12 includes two plate blades 14 vertically connected to the tip of the drill member 2 body. In the plate 14, a groove forming blade 16 is formed at the leading edge of the rotational direction.

As shown in FIG. 3, the groove forming blade 16 forms a groove 8 in the improved wood 10. The groove forming blade 16 is lowered while operating at a high speed to cut the improved wood (10).

In addition, as shown in FIGS. 1 and 2, the cutting edge 4 is provided with a gap forming portion 20 extending from the groove forming portion 12.

The gap forming portion 20 is formed with a neck portion 22 having an outer diameter reduced on one side of the groove forming portion 12.

In the neck portion 22, a gap forming blade 24 is formed at the leading edge of the neck portion 22 in the rotational direction.

The gap forming portion 20 is formed by connecting the gap 18 vertically to the groove 8, as shown in FIG.

The clearance gap 18 formed by the clearance formation part 20 mentioned above uses the space which can bend the improved timber 10. As shown in FIG. The said gap 18 can be formed by adjusting a space | interval according to the thickness of the improved timber 10. FIG.

Moreover, as shown in FIG. 1 and FIG. 2, the chamfer 26 is formed in the said cutting edge 4. As shown in FIG. The chamfer 26 is connected to the gap forming blade 24 is formed on the inclined body 28 is inclined to extend on one side.

The chamfered portion 26, the chamfered blade 30 is formed on the side edge of the rotational direction of the inclined body 28.

The chamfered blade 30 is formed so as to connect the chamfered surface 38 to the gap 18 on the opposite side of the coating surface 34.

The chamfered surface 38 formed by the chamfering blade 30 mentioned above limits the bending angle of the improved timber 10.

In addition, as shown in FIGS. 1 and 2, the cutting edge 4 easily discharges the cutting material on the shaft connecting the groove forming portion 12, the gap forming portion 20, and the chamfer 26. The cutting discharge groove 8 is formed to be.

The above-described cutting discharge groove 8 facilitates the discharge of the wood chips generated when cutting and forming the bending guide groove 36 in the improved wood 10.

The drill member 2 is widely used when the corners are to be formed into curved surfaces when the table, dining table, and cabinet are manufactured as the improved wood 10.

The improved timber 10 is used in the furniture industry by forming a coating surface 34 on a surface of a wooden board, a lumber or the like with a pattern wood film.

As shown in FIG. 3, the improved wood 10 is processed by the drill member 2 such that the coated surface 34 is external and the uncoated surface is internal. The coating surface 34 of the improved timber 10 prevents breakage or breakage when the improved timber 10 is bent.

The improved wood 10 is processed into a drill member 2 at the time of furniture production. The above-mentioned drill member 2 can easily form the bending guide groove 36 in the improved wood 10. When the drill member 2 is to process the improved timber 10, the coating surface 34 is left, but only the uncoated surface of the wood portion.

The bending guide groove 36 formed in the improved wood 10 is connected to the groove 8 formed on the inner surface of the coating surface 34 and is perpendicular to the groove 8 and has a reduced width. A gap 18 is formed, and a chamfered surface 38 connected to the gap 18 and formed at an angle on an outer side of the uncoated surface.

The bending guide groove 36 allows the coating surface 34 to be curved when furniture is manufactured.

In addition, bonding means, such as a bond, is apply | coated to the bending guide groove 36. The adhesive means applied to the bend guide groove 36 is to adhere the chamfered surface 38 to maintain the bent state of the improved wood 10.

The bent improved wood 10 is attached to the adhesive means to complete a variety of forms during furniture manufacturing, the gap formed around the bending guide groove 36 is finished with a finishing member.

Accordingly, by using the bending guide groove 36 formed while leaving the coating surface 34 on the improved wood 10, it is possible to quickly and simply manufacture furniture having a curved surface.

Hereinafter, the use example of this invention made as mentioned above is demonstrated.

First, the improved timber 10 is vertically fixed to the workbench of the power mechanism, and the drill member 2 is positioned horizontally on the upper end of the improved timber 10, avoiding the coating surface 34.

At this time, the groove forming blade 16 of the drill member 2 is set to leave the coating surface 34 of the improved wood 10 at a predetermined thickness.

When the drill member 2 is set on the above-described improved wood 10, the drill member 2 is lowered by operating an electric mechanism. When the drill member 2 is lowered, the groove forming blade 16 leaves the coating surface 34 to form the groove 8 in the improved wood (10).

When the groove forming blade 16 forms the groove 8 in the improved wood 10, the chamfered blade 30 that contacts the improved wood 10 also rotates to form the chamfered surface 38 first.

When the groove forming blade 16 and the chamfered blade 30 process the improved wood 10, the clearance forming blade 24 cuts the improved wood 10 by the lowering of the drill member 2. ) And a gap 18 is formed between the chamfer surface 38.

That is, the gap 18 connects the groove 8 and the chamfered surface 38 so that the bending guide groove 36 is formed. This clearance 18 allows the chamfered surface 38 of the improved timber 10 to be easily contacted when the improved timber 10 is bent.

As described above, the bonding means of the bond is applied to the bend guide groove 36 formed in the improved wood (10).

Then, when both ends of the improved timber 10 are bent and bent, the chamfered surfaces 38 are attached to each other and the coated surface 34 on the outside forms a curved surface.

The improved wood 10, which is bent and curved surface, is attached to each other to be a furniture of various types using an adhesive means is completed furniture production.

The above-described improved wood 10 can be easily produced furniture that is formed by curved corners by using the bending guide groove 36 when making furniture.

As described above, the improved timber 10 in which the groove 36 for inducing bending is easily formed by the drill member 2 can be formed into a curved surface simply by bending it when manufacturing furniture, even if the surface is not separately processed. The curved surface forming work can be omitted during manufacturing, which can reduce labor and improve productivity.

The present invention is to form a groove for inducing bending in the improved wood with a single drill member, so that simply bend the improved wood can be easily produced furniture with a curved surface, it can be widely used in the furniture industry .

4: cutting edge 6: coupling part
12: groove forming portion 14: plate blade
16: groove forming edge 18: crevice
20: gap formation part 22: neck
24: gap formation day 26: chamfer
28: inclined body 30: chamfering blade
32: cutting ejection groove

Claims (7)

Cutting edge 4 and the cutting material discharge groove 32 is formed so that the cutting material is discharged between the cutting edge 4, the cutting edge 4 and the cutting material discharge groove 32 is formed on one side In the drill member for wood processing comprising a coupling part 6 formed on the other side to be coupled to the electric mechanism,
The cutting edge 4,
A groove forming part 12 formed to form a groove inside the coated surface of the improved wood,
A gap forming portion 20 formed to form a gap 18 vertically connected to the groove 8 formed by the groove forming portion 12;
A chamfer 26 formed to form a chamfer surface 38 connected to the gap 18 formed by the gap forming portion 20;
Drilling member for wood processing, characterized in that it comprises a cutting discharge groove 32 formed on the shaft connecting the groove forming portion 12, the gap forming portion 20 and the chamfer (26). The method of claim 1,
The groove forming portion 12 includes two plate blades 14 formed perpendicular to the tip of the drill member body, and groove forming blades 16 formed on the side edges in the rotational direction of the plate blades 14. Drill member for wood processing, characterized in that. The method of claim 1,
The gap forming part 20 has a neck part 22 having an outer diameter reduced on one side of the groove forming part 12, and a gap forming blade 24 formed at a leading edge of the neck 22 in the rotational direction. Drilling member for wood processing comprising a. The method of claim 1,
The chamfer 26, the inclined body 28 is formed to extend and inclined on one side of the gap forming blade 24, and the chamfered blade 30 formed on the side edge of the rotational direction of the inclined body 28 Drilling member for wood processing comprising a. In the improved wood in which the coating surface 34 and the uncoated surface 40 processed by the drill member 20 are formed,
The non-coated surface 40, the improved wood for forming a curved surface is processed into a drill member, characterized in that the groove for induction bending 36 is formed by the drill member (2). The method of claim 5, wherein
The bend guide groove 36 is a bend guide groove 36 is a groove 8 formed on the uncoated surface 40, which is the inner surface of the coating surface 34, and perpendicular to the groove 8 And a gap 18 formed to be reduced in width and connected to the gap 18, and a chamfered surface 38 connected to the gap 18 and formed at an angle to the outside of the uncoated surface 40. Improved timber for forming curved surfaces processed into members. The method of claim 5, wherein
The improved wood 10 is a drill member, characterized in that the curved surface bent to a certain curvature so that the curved surface 38 is bent to attach the chamfered surface 38 of the bend guide groove 36 by the adhesive means is formed into a curved surface Improved timber for curved surface processing.

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