KR102094119B1 - Tile joint cutting groove digging device - Google Patents

Abstract

The purpose of the present invention is to provide a tile joint cutting grooving device capable of cutting a plaster part located on a joint between titles to form a V-groove by enabling a cutting blade to scrape the plaster part while rotating when a tile joint is maintained or constructed by coating the tile joint with a silicon material having a color. According to the present invention, the tile joint cutting grooving device includes: a body part moved in close contact with a tile joint; a cutting part including a cutting blade rotatably installed in the body part to protrude downwards, and cutting the tile joint with the rotation of the cutting blade to form a V-groove of a predetermined depth on the tile joint; a driving part providing a driving force to rotate the cutting blade of the cutting part; a height control part controlling the height of the cutting blade rotated by the driving part; and a dust collection part installed behind the body part, and collecting dust occurring while the cutting work for cutting the V-groove on the tile joint with the cutting blade is performed.

Description

Tile joint cutting groove digging device

The present invention relates to a tile grooving cutting groove digging device, more specifically, by cutting the gypsum portion located in the grommet between the tiles while the cutting blade is rotated so that it can be coated with a silicone material having color on the grommet between the tiles. It relates to a tile joint cutting groove digging device that can be cut to form a 'V' groove.

Generally, ceramic tiles with excellent durability and beautiful colors and patterns are mainly used as interior and exterior decoration and finishing materials in new houses or office factories.

In recent years, the size of tiles is also gradually increasing in size for convenience of work and saving of construction time.

In addition, tile construction is also desired in wet toilets, washrooms, and bathrooms, regardless of location.

A tile joint is provided between the tile and the tile in the tile construction, and the tile joint having a waterproof function is coated on the tile joint.

However, cracks or breaks are generated on the tile surface due to environmental changes such as temperature and humidity over time, or external force applied from the outside. Cracks or breakages are mainly generated at joints between tiles and other tiles.

If a tile joint is damaged, water may seep into the lower floor by leaking between the joints. In particular, when the water is cleaned, joint damage occurs frequently, and the place where the tile is constructed is dirty and dust can be generated. There was a problem that can harm.

In addition, when the joints were damaged, most of the repair methods were performed by repairing the damaged joints using a sharp tool such as a screwdriver, and refilling the space where the joints were removed.

However, conventionally, since a device for removing a broken joint has not been developed, it is difficult to remove the tile joint.

Domestic Patent Registration No. 10-0638858, Concrete pavement cutting machine. Domestic Patent Publication No. 10-2011-0052366, Tile joint repair tool and tile joint repair method using the tool.

The present invention has been devised to solve the problems of the prior art described above, and the object of the present invention is to apply a tile joint to a tile joint by coating with a silicone material having color, or to repair a tile joint, or to cut a tile joint. It is to provide a tile joint cutting groove digging device that can be cut to form a 'V' groove by digging a gypsum portion located at a joint between tiles while being rotated.

The present invention for achieving the above object is a tile joint cutting groove digging device, the main body portion is provided with a handle at the top and a guide ski (ski) at the bottom to move in close contact with the tile joint; The cutting blade is rotatably installed so as to protrude downward from the inside of the main body, and the cutting blade is cut to form a 'V' groove having a predetermined depth in the tile joint by rotation of the cutting blade, wherein the cutting edge is plastered with tile joints. A cutting portion in which the outer portion forming the 'V' groove in the wave is coated with diamond; The driving motor for providing power to rotate the cutting blade of the cutting unit and the first gear coupled to the driving motor and the first gear rotating to engage with the first gear, and the cutting blade coupled to rotate the cutting blade A driving unit consisting of a switch for interrupting power supply to a driving gear that rotates the second gear and the first and second gears; A height adjusting unit installed to rotate the cutting blade by a predetermined angle based on the center of the first gear so as to adjust the height of the cutting blade rotated by the driving unit; And it is installed on the rear of the body portion, the dust collecting portion for collecting dust generated simultaneously with the cutting operation to cut the 'V' groove on the tile joint by the cutting blade; preferably.

The height adjustment unit: a height adjustment shaft installed to penetrate the cutting blade; One end of the height adjustment shaft is coupled to one side, and the other side is provided with the height adjustment shaft at the center of the first gear, and a height adjustment lever capable of rotating the height adjustment shaft by a predetermined angle relative to the center of the first gear. ; An arc-shaped working groove formed on a side wall of the main body to move the height adjusting shaft by the height adjusting lever; And it is installed on the other end of the height adjustment shaft is guided and moved to the operating groove, the height of the cutting blade is adjusted and rotated to fix the adjustment position;

The height adjustment unit is made of a scale provided to be fixed to the height adjustment lever, and a scale indicator in the form of an arrow to indicate the scale, wherein the scale indicator is fixed so as not to rotate with the height adjustment lever and the height adjustment lever When adjusting the height of the cutting blade by rotating the, it is preferable to include a height adjustment confirmation unit capable of adjusting the height with an accurate value by checking the scale indicated by the scale indicator.

The cutting unit: is installed on one side of the cutting blade, blocking wall to prevent the dust generated at the same time as the cutting operation to form a 'V' groove on the tile joint is prevented from entering the first and second gears; It is preferred.

The cutting part: It is preferable that the guide roller in rolling contact so as to be movable along the 'V' groove formed by the cutting blade is disposed at the rear of the cutting blade.

The cutting unit: LED lamp installed adjacent to the upper portion of the cutting blade to illuminate the working area during the cutting operation; And it is preferably installed on the lower portion of the cutting blade direction indicator portion 25 is formed to the front portion to guide the working direction during the cutting operation.

It is installed to move up and down on both sides of the main body portion, and when it is rested for a while, the cutting edge is separated from the tile joint to protect the cutting edge or the tile, and the release is a temporary lifting operation configured to press the button provided in the front. It is preferred to include;

The dust collecting part: a dust collecting hose which is installed to be erected adjacent to the rear of the body part; A suction unit formed to be recessed inward at the bottom of the dust collecting hose to guide suction of the dust; An upper and lower suction fan installed at a predetermined interval on the upper portion of the dust collecting hose so that dust can be sucked through the suction part; And a dust collecting container in which the upper and lower suction fans are installed, and having a dust collecting body to collect dust sucked through the suction part. The dust collecting container is preferably detachably coupled to be cleaned.

According to the tile joint cutting groove digging device according to the present invention, when the tile joint is coated with a silicone material having a color or when the tile joint is repaired or when the tile joint is repaired, the gypsum portion located at the joint between the tiles is dug out and 'V 'There is an effect that can be made to form a groove easily.

In addition, the present invention is made of a small-sized device having a size that can be gripped with one hand, and the direction indicator 25 is forwardly adjacent to the lower portion of the cutting blade to guide the traveling direction along the tile joint. It is equipped with an effect that can be easily used by ordinary people who are not skilled and not skilled.

In particular, the present invention has the effect that the height of the cutting edge forming a groove in the tile joint can be easily adjusted so that the groove can be easily adjusted and used depending on the degree of breakage of the tile joint.

1 is a view showing a tile joint cutting groove digging device according to the present invention,
2 is a view showing a tile joint cutting groove digging device according to the present invention in plan view,
3 is a view showing a cutting blade provided in the tile joint cutting groove digging apparatus according to the present invention,
4 to 6 is a photograph of a tile joint cutting groove digging device according to the present invention,
7 is a photograph showing the bottom of the tile joint cutting groove digging device according to the present invention,
8A to 8C are photographs showing the position of change of the height adjustment confirmation unit when the height of the cutting blade is adjusted by the height adjustment unit provided in the tile joint cutting groove digging apparatus according to the present invention,
9 is a view showing a configuration for automatically operating the height adjustment unit provided in the tile joint cutting groove digging device according to the present invention.

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

Prior to the description of the present invention, the following specific structures or functional descriptions are merely exemplified for the purpose of illustrating the embodiments according to the concept of the present invention, and the embodiments according to the concept of the present invention can be implemented in various forms, , It should not be construed as being limited to the embodiments described herein.

In addition, embodiments according to the concept of the present invention can be applied to various changes and may have various forms, and thus, specific embodiments will be illustrated in the drawings and described in detail herein. However, this is not intended to limit the embodiments according to the concept of the present invention to a specific disclosure form, and it should be understood that it includes all modifications, equivalents, and substitutes included in the spirit and scope of the present invention.

Attached Figure 1 is a view showing a tile joint cutting groove digging device according to the present invention, Figure 2 is a view showing a tile joint cutting groove digging device according to the invention in plan view, Figure 3 is a tile according to the invention It is a view showing a cutting blade provided in the joint cutting groove digging device, FIGS. 4 to 6 are pictures of the tile joint cutting groove digging device according to the present invention, and FIG. 7 is a bottom portion of the tile joint cutting groove digging device according to the present invention 8a to 8c is a photograph showing the position of change of the height adjustment confirmation unit when the height of the cutting blade is adjusted by the height adjustment unit provided in the tile joint cutting groove digging device according to the present invention, 9 is a view showing a configuration for automatically operating the height adjustment unit provided in the tile joint cutting groove digging device according to the present invention.

As shown in these drawings, the tile joint cutting groove digging apparatus according to the present invention is intended to be used when constructing by coating with a silicone material having a color on the joint between the tiles, and the joints between the tiles are rotated while the cutting blade is rotated. It is a device that can be cut to form a 'V' groove by digging the gypsum site located in

As shown, the tile joint cutting groove digging apparatus according to the present invention is preferably provided with a body portion (10).

The main body 10 is configured to move in close contact with the tile joint, a handle 12 is provided at the top, a guide ski 12 is provided at the bottom, and the guide ski 12 is By doing so, the main body 10 can be moved to slide in close contact with the tile joint.

As shown, the tile joint cutting groove digging device according to the present invention is preferably provided with a cutting portion (20).

The cutting part 20 is installed so that the cutting edge 21 is rotatable so as to protrude downwards inside the main body part 10, and a 'V' of a predetermined depth is formed on the tile joint by rotation of the cutting edge 21. It can be cut to form grooves.

At this time, the cutting blade 21 is formed with a through hole (21b) in the center, the mounting hole (21a) is formed along the circumferential direction to the outside of the through hole (21b) is fixed screw to the mounting hole (21a) Combined and fixed, the cutting edge 21 is coated with diamond on the outer part forming the 'V' groove in the tile gypsum.

In addition, it is preferable to install a blocking wall 22 on one side of the cutting edge 21, and the blocking wall 22 is cut by forming a 'V' groove in the tile joint by the cutting edge 21. It serves to block dust (gypsum flour) generated at the same time as it does not flow into the gears, thereby protecting the gear from dust and extending its life.

In addition, it is preferable that the guide roller 23 is provided with a rolling contact so as to be able to move along the 'V' groove formed by the cutting blade 21 in the cutting part 20, and the guide roller 23 is cut. It is installed to be disposed at the rear of the blade 21 to support the body portion 10 moving while being guided along the 'V' groove formed by the cutting blade 21.

In addition, it is preferable that the LED lamp 24 is installed so as to be adjacent to the upper portion of the cutting blade 21 so as to illuminate the working part during the cutting operation by the LED lamp 24, and the lower part of the cutting blade 21 It is preferable that the direction indicator 25 is installed to guide the working direction during the cutting operation by the direction indicator 25.

At this time, it is preferable to guide the working direction by the sharpening unit by forming the sharpening unit so that the front of the direction indicating unit 25 is positioned in a straight line extending from the cutting blade 21. That is, when the body portion 10 is moved in line with the tile joints of the direction indicating portion 25, the cutting edges 21 forming a straight line on the sharp portions are accurately positioned on the tile joints to form a 'V' groove. You can cut it.

As shown, the tile joint cutting groove digging device according to the present invention is preferably provided with a driving unit (30).

The driving unit 30 is to provide power to rotate the cutting blade 21, a driving motor 31 is provided, and a first gear 32 is coupled to the driving motor 31 to rotate. , The second gear 33 is coupled to rotate in engagement with the first gear 32.

At this time, the second gear 33 is coupled to the cutting blade 21 can be cut to form a 'V' groove in the tile joint by rotation of the cutting blade 21.

The drive unit 30 is preferably provided with a switch 34 for interrupting the power supply to the drive motor 31, the drive motor speed control knob 35 that can adjust the rotation speed of the drive motor 31 It is preferably provided.

As shown, it is preferable that the height adjustment unit 40 is provided in the tile joint cutting groove digging apparatus according to the present invention.

The height adjustment unit 40 is configured to adjust the height of the cutting blade 21 that is rotated by the driving unit 30, and the cutting blade 21 is based on the center of the first gear 32. It is configured to be rotated by a predetermined angle.

The height adjustment unit 40 is provided with a height adjustment shaft 41 to be installed through the cutting blade 21, the height adjustment shaft 41 is coupled to any side of the height adjustment lever 42, The other side of the height adjustment shaft 41 is installed at the center of the first gear 32, the height adjustment shaft 41 is a predetermined angle relative to the height adjustment shaft 41 relative to the center of the first gear 32 It is installed to rotate as much as possible.

In addition, an arc-shaped working groove 43 is formed on the side wall of the main body 10 to enable the height adjusting shaft 41 to be moved by the height adjusting lever 42. The height adjustment shaft 41 is moved along the operating groove 43 to adjust the height of the cutting blade 21.

On the other hand, it is preferable that the fixture 44 is installed on the height adjustment shaft 41 that is guided and moved to the operating groove 43. That is, the fixture 44 is installed on the height adjusting shaft 41 on the opposite side where the height adjusting lever 42 is installed to adjust the height of the cutting blade 21 and rotate to fix the adjusting position. The fixture 44 is coupled to the height adjustment shaft in the form of a clutch so that it is spaced when adjusting the height of the cutting blade, and it is preferable to engage after the height adjustment is completed.

When the height of the cutting blade 21 is adjusted by the height adjustment unit 40 having the above-described configuration, the height can be adjusted by setting the first gear engaged with the second gear to rotate together by a predetermined angle.

In addition, the height adjustment unit 40 is preferably configured to include a height adjustment confirmation unit 45.

The height adjustment confirmation unit 45 is provided with a scale 45a to be fixed to the height adjustment lever 42, and is configured with an arrow-shaped scale indicator 45b to indicate the scale 45a. At this time, the scale indicator (45b) is fixed so as not to rotate with the height adjustment lever (42) to rotate the height adjustment lever (42) to adjust the height of the cutting blade (21) the scale indicator (45b) The height can be adjusted to the correct value by checking the pointing scale (45a).

In addition, the present invention is that the height adjustment of the cutting blade 21 can be automatically converted and used, for this purpose, as shown in FIG. 9, DC geared at the center of the height adjustment lever 42 in which the scale indicator 45b is installed The motor 46 is mounted, the small limit switches 47a and 47b are installed at the upper and lower ends of the height adjusting lever 42 that is rotated halfway, and the height adjusting lever 42 is moved when the button is operated by applying power 12V. Therefore, the cutting blade 21 can automatically operate up and down. That is, since the DC geared motor 46 is operated in the forward and reverse directions by the limit switches 47a and 47b, reciprocating operation is possible within a range, and thus conversion is possible automatically.

As shown, the tile joint cutting groove digging apparatus according to the present invention is preferably provided with a dust collecting part (50).

The dust collecting part 50 is installed at the rear of the main body part 10 and can collect dust generated simultaneously with the cutting operation of cutting the 'V' groove in the tile joint by the cutting blade 21.

The dust collecting part 50 is provided with a dust collecting hose 51 so as to be erected adjacent to the rear of the main body part 10. At the bottom of the dust collecting hose 51, a suction part 52 is formed so as to be introduced into the dust. By guiding the suction, it is possible to improve the suction power.

In addition, a dust collecting container 55 is installed on the upper portion of the dust collecting hose 51 so that dust collected through the suction part 52 can be dust-collected. A suction fan 53 and a lower suction fan 54 are installed to increase the suction effect of dust through the suction unit 52.

At this time, it is preferable that the suction fan speed control knob 56 that can adjust the speed of the upper suction fan 53 and the lower suction fan 54, the upper suction fan 53 is the lower suction fan (54) ) Is provided as a suction fan having different efficiencies to increase suction power due to a difference in suction power.

In addition, it is preferable that a dust collecting body is provided between the upper suction fan 53 and the lower suction fan 54.

In particular, it is preferable that the dust collector 55 is detachably coupled to be cleaned. That is, cleaning of the dust collecting container 55 can be facilitated by detachably combining the dust collecting container 55.

Such a dust collecting part 50 can improve the dust collecting effect by improving the suction power by the upper suction fan 53 and the lower suction fan 54 installed at a predetermined interval, and inward to the lower end of the dust collecting hose 51 It has an effect that can be easily sucked into the dust collecting hose 51 by the suction portion 52 is formed to be concave.

As shown, the tile joint cutting groove digging device according to the present invention is preferably provided with an air gun (60).

The air gun 60 is gypsum powder is gradually attached to the device of the present invention in the gap during the work of the tile, it is also adsorbed to the fan filter periodic cleaning is inevitable, the air gun 60 is made of a super-strong fan motor to produce By blowing air, it not only extracts foreign substances into the organs of the present invention, but also has an adsorption function, so it has characteristics that are also suitable for the role of a vacuum cleaner.

It is preferable that the air gun 60 is installed to be disposed adjacent to the gap during tile work, and for this purpose, the air gun 60 is installed to be disposed behind the cutting blade 21 to be formed by the cutting blade 21. It is preferable that the gypsum powder is collected from the dust collecting part 50 by blowing the gypsum powder in the gap when the tile is installed by installing it adjacent to the guide roller 23 which moves while being guided along the 'V' groove. That is, since the guide roller 23 moves while being guided along the 'V' groove cut during tile work, when the air gun 60 is installed adjacent to the guide roller 23, the air gun 60 is cut during tile work. It can be installed to be located on the site.

As shown, the tile joint cutting groove digging device according to the present invention is preferably provided with a temporary lifting operation unit 26 to move up and down on both sides of the main body portion 10.

The temporary lifting operation part 26 is configured to press the button 27 when the work is temporarily stopped to separate the cutting blade 21 from the tile joint to protect the cutting blade or tile, and release the pressing button 27 provided in the front. It is preferred.

That is, when the temporary lifting operation portion 26 is pressed, the temporary lifting operation portion 26 protrudes to the lower portion of the main body portion 10 and raises the main body portion 10 so as to be inside the main body portion 10. The cutting blade installed to protrude to the bottom is lifted to protect the cutting blade or tile.

In the present invention configured as described above, when the switch 34 provided in the main body 10 is 'on', the driving motor 31 is driven to cut by the first gear 32 and the second gear 33. As the blade 21 is rotated, the gypsum portion located at the joint between the tiles can be cut to form a 'V' groove, and the cut hum can be coated with a silicone material having color to construct it.

The cutting blade 21 of the present invention can adjust the height of the cutting blade 21 through the height adjusting lever 42, so that the work is adjusted while adjusting the height of the cutting blade 21 to the height of the plaster area between the tile joints. It is possible.

In addition, the outer portion of the cutting edge 21 is diamond-coated and should be replaced when this part is worn. When replacing the cutting edge 21, the mounting hole of the cutting edge 21 in the main body portion 10 ( A hole 14 communicating with 21a) is formed and is replaceable by tightening or loosening a fixing screw mounted in the mounting hole 21a through the hole 14.

In particular, the present invention can be adjusted to the correct value through the scale 45a and the scale indicator 45b of the height adjustment confirmation unit 45 when adjusting the height of the cutting blade 21 by rotating the height adjustment lever 42 When the height adjustment lever 42 is provided with a gear therein so that the height adjustment lever is rotated to take one space at a time, the height of the cutting blade can be adjusted more accurately, and after the height adjustment, it is located on the opposite side of the height adjustment lever. Rotate the fixture to fix the adjustment position and then work.

Meanwhile, an auxiliary handle 13 may be installed in front of the handle 12 of the main body 10. The auxiliary handle 13 serves as a support for the user's thumb, and a compression coil spring and an adjustment groove are formed inside to adjust the height while rotating.

The technical problem of the present invention is achieved by the technical configuration as described above, although the present invention is not limited to the present invention by a person having ordinary knowledge in the technical field to which the present invention pertains, although it has been described with limited embodiments and drawings. Of course, various modifications and variations are possible within the technical scope of and within the scope of the equality of the claims to be described below.

10-Body 20-Cutting
21-Cutting edge 30-Drive
40-Height adjustment unit 41-Height adjustment shaft
42-Height adjustment lever 50-Dust collector

Claims (7)

In the tile joint cutting groove digging device,
The main body is provided with a handle at the top and a guide ski (ski) at the bottom so that it can move in close contact with the tile joint;
The cutting blade is rotatably installed so as to protrude downward from the inside of the main body, and the cutting blade is cut to form a 'V' groove having a predetermined depth in the tile joint by rotation of the cutting blade, wherein the cutting edge is plastered with tile joints. A cutting portion in which the outer portion forming the 'V' groove in the wave is coated with diamond;
A drive motor that provides power to rotate the cutting edge of the cutting unit, a first gear that is coupled to the driving motor and rotates, and rotates in engagement with the first gear, and the cutting blade is coupled to rotate the cutting blade. A driving unit comprising a second gear and a switch for interrupting power supply to a driving motor that rotates the first gear and the second gear;
A height adjusting unit installed to rotate the cutting blade by a predetermined angle based on the center of the first gear so as to adjust the height of the cutting blade rotated by the driving unit; And
It is installed on the rear of the main body portion, the dust collecting portion for collecting dust generated at the same time as the cutting operation to cut the 'V' groove on the tile joint by the cutting blade; includes,
The cutting part, a guide roller that is in rolling contact so as to be movable along the 'V' groove formed by the cutting blade is installed at the rear of the cutting blade, and an air gun is installed adjacent to the guide roller to perform cutting. Tile joint cutting groove digging device, characterized in that it can blow the plaster powder in the gap.
According to claim 1,
The height adjustment unit:
A height adjusting shaft installed to penetrate the cutting blade;
One end of the height adjustment shaft is coupled to one side, and the other side is provided with the height adjustment shaft at the center of the first gear, and a height adjustment lever capable of rotating the height adjustment shaft by a predetermined angle relative to the center of the first gear. ;
An arc-shaped working groove formed on a side wall of the main body to move the height adjusting shaft by the height adjusting lever; And
It is installed on the other end of the height adjustment shaft that is guided and moved to the operating groove, and adjusts the height of the cutting blade and then rotates to fix the adjusting position; tile joint cutting groove digging device, characterized in that consisting of.
According to claim 2,
The height adjustment unit:
It is made of a scale provided to be fixed to the height adjustment lever, and a scale indicator in the form of an arrow to indicate the scale,
The scale indicator is fixed so as not to rotate with the height adjustment lever, and when adjusting the height of the cutting blade by rotating the height adjustment lever, check the scale indicated by the scale indicator to adjust the height to the correct value. Tile joint cutting groove digging device, characterized in that it comprises a.
According to claim 1,
The cutting portion:
It is installed on one side of the cutting blade, blocking wall to prevent the dust generated at the same time as the cutting operation to form a 'V' groove in the tile joint to prevent entry into the first and second gears; Tile joint cutting grooving device.
delete According to claim 1,
The cutting portion:
An LED lamp installed adjacent to the upper portion of the cutting blade to illuminate a work area during cutting; And
It is installed on the lower portion of the cutting blade direction indicator portion 25 is formed in the front portion to guide the working direction during the cutting operation; tile joint cutting groove digging device comprising a.
According to claim 1,
It is installed to move up and down on both sides of the main body part, and when it is rested for a while, it is pressed to break the cutting edge from the tile joint to protect the cutting edge or tile, and release is temporarily performed to press the button provided in the front. Tile; joint cutting groove digging device characterized in that it comprises a.

Images