JPH09150360A - Roof tile machining device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To machine an eave end roof tile efficiently by installing a grinding wheel and a cutting grinding wheel in a rotary shaft, disposing them between a pair of roof tiles, grinding a joint part by means of a grinding grinding wheel, and then, cutting a hanging insertion part by means of a cutting grinding wheel after an alteration of a fixed position. SOLUTION: By means of a supporting means 20 and a fixing means 30, a pair of roof tiles 1, 2 are supported and fixed so as to be arranged parallelly to each other at a certain interval, and a joint part 1d in one roof tile 1 is opposed to a hanging insertion part 2b in the other roof tile 2. A grinding grinding wheel 52 grinding the joint part 1d and a cutting grinding wheel 53 cutting the hanging part insertion port 2b are arranged in a single rotary shaft 51 so as to be disposed between the pair of roof tiles 1, 2. A driving means rotationally driving the rotary shaft 51 and a supporting means supporting the rotary shaft 51 movably in the direction Y orthogonally crossing the direction Z, in which the hanging insertion part 2b is extended, are arranged. Grinding of a part 1c under which a spacing is formed when the tile is laid on a roof and the joint part 1d and cutting of the hanging insertion part 2b are carried out at the same time.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for grinding or cutting a single-character roof tile used for roofing a Japanese-style house to a predetermined width.

[0002]

2. Description of the Related Art Conventionally, single-letter roof tiles have been used for thatching roofs of Japanese-style houses, but these single-letter roof tiles need to be machined so that the widthwise dimension thereof will have a predetermined value after firing. is there. As an example of an apparatus used for this machining, there is, for example, a "tile cutting device" disclosed in Japanese Utility Model Laid-Open No. 57-105149. In this tile carving device, each single-character tile is horizontally fixed using a clamp mechanism. Then, the rotational driving force of the motor is transmitted by using a pulley and a belt to rotate a cup wheel (grinding grindstone) and a cutting grindstone so that the joint end and the drooping insert are machined at the same time. As a result, this "tile shredder engraving device" can perform dimension processing in the width direction of a single-character tile efficiently and with high accuracy.

[0003]

However, in the above-described "shingles engraving device", the driving force for rotating the cup wheel and the cutting grindstone is transmitted through the pulley and the belt. Further, the cutting grindstone is moved in the axial direction of the drive shaft to adjust the size between the joint end opening and the drooping insertion opening. Due to this, the above-mentioned "tile cutting device" has a complicated structure and is large,
It is heavy and unsuitable for use on a tiled construction site.

Therefore, the present invention has been made in view of the above circumstances, and provides a roof tile processing apparatus capable of efficiently machining a single-character roof tile, having a simple structure, and being small and lightweight. is there.

[0005]

The above object of the present invention is such that the joint end opening (1d) of one roof tile (1) and the droop insertion opening (2b) of the other roof tile (2) face each other. A pair of roof tiles (1,
Support means (20) and fixing means (30) for supporting and fixing 2) parallel to each other and arranged side by side, a grinding wheel (52) for grinding the joint end (1d), and the droop insertion. Cutting whetstone (5 for cutting the mouth (2b)
3) having one rotating shaft (51) arranged between the pair of roof tiles (1, 2), a driving means (60) for rotationally driving the rotating shaft (51), and the rotating shaft. A roof tile processing apparatus (100) comprising: a support means (70, 80) for movably supporting (51) in a direction (Z) in which the drooping slot (2b) extends and a direction (Y) orthogonal to the direction. ) Can be achieved. The term “joint end” used herein refers to a side edge of a pair of side edges of a roof tile that engages so as to ride on a side edge of an adjacent roof tile. Also, with the drip insertion port,
Of the pair of side edges of the roof tile, the side edge inserted below the joint end of the adjacent roof tile.

[0006]

The roof tile processing apparatus of the present invention has a simple structure because the grinding wheel and the cutting wheel are attached to one rotary shaft. Further, since the rotary shaft is arranged between the pair of roof tiles, a compact and lightweight structure can be obtained. Further, after grinding the joint end with a grinding grindstone, the fixed position is changed and the drooping grindstone is cut with the cutting grindstone, so that the dimension in the width direction of the roof tile can be processed with high accuracy. Further, since the pair of roof tiles are processed at the same time, the roof tiles can be efficiently machined.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of a roof tile processing apparatus according to the present invention will be described in detail below with reference to FIGS. 1 to 4. Here, FIG. 1 is a front view showing a main part of an embodiment of a roof tile processing apparatus according to the present invention, FIG. 2 is an overall plan view of the roof tile processing apparatus shown in FIG. 1, and FIG. 3 is a roof tile processing apparatus shown in FIG. 4 is a plan view showing a main part of the roof tile processing apparatus in a broken manner, and FIG. 4 is a side view showing a main section of the roof tile processing apparatus shown in FIG.

As shown in FIGS. 1 to 4, the roof tile processing apparatus 100 of the present embodiment has a machine frame 10, a support means 20 for supporting a pair of roof tiles 1 and 2, and a pair of support means 20 on the support means 20. A fixing means 30 for fixing the roof tiles 1 and 2, a positioning means 40 for positioning the roof tiles 1, 2 in the width direction on the support means 20, a rotary shaft 51, and a grinding wheel 52 attached to the rotary shaft 51.
Further, the cutting grindstone 53, the drive means 60 for rotating the rotary shaft 51, the swing frame 70 in which the drive means 60 and the rotary shaft 51 are integrally assembled, and the swing frame 7
0 is the direction in which the hanging insertion port 2b of the roof tile 2 extends (arrow Z direction)
A moving frame 80 movably supported in a direction orthogonal to the direction (arrow Y direction) and an adjusting means 90 for adjusting the positions of the grinding stone 52 and the cutting stone 53 in the thickness direction of the roof tiles 1 and 2 are provided.

The machine frame 10 is constructed by combining a pair of horizontal frames 11 and two pairs of vertical frames 12 made of an angle material having a U-shaped cross section.

The supporting means 20, as shown in FIG.
With the support plates 21 and 22 fixed to the frame 10,
A pair of left and right angle members 23 and 24 having L-shaped cross sections supported so as to extend horizontally and parallel to each other, and a pair of vertically extending support rods 26 fixed to the vertical frame 12 as shown in FIG. It consists of As shown in FIG. 4, the support rod 26 is a bolt whose head contacts the lower surface of the roof tiles 1 and 2, and is a pipe 27 fixed to the vertical frame 12.
It is screwed into a nut 28 attached to the upper end of the. Then, the bolt 26 is rotated to adjust the height of its head, and then the wing nut 29 is tightened to be fixed. By this supporting means 20, a pair of roof tiles 1, 2
When supporting the roof tiles 1, the front ends of the roof tiles 1 and 2 are placed on the angle members 23 and 24 so that the front edges of the roof tiles 1 and 2 come into contact with the vertical walls of the angle members 23 and 24. At the same time, the lower surface of the rear portion is placed on the head of the bolt 26. Thus, the pair of roof tiles 1 and 2 are supported so as to extend in parallel to each other and at a distance and horizontally.

The fixing means 30, as shown in FIG.
Support frames 31, 32 fixed to the support plates 21, 22 of the support means 20 and made of a substantially U-shaped sheet metal in a front view, and toggle clamps 33, 34 mounted on the support frames 31, 32. , These toggle clamps 3
The fixing pins 35 and 36 pressed by 3, 34 are provided. As a result, when the roof tiles 1 and 2 are placed on the supporting means 20 and the toggle clamps 33 and 34 are operated to press the fixing pins 35 and 36 against the roof tiles 1 and 2, the roof tiles 1 and 2 are mounted on the supporting means 20. Can be fixed to.

The positioning means 40 positions the roof tiles 1 and 2 in the left-right direction when the roof tiles 1 and 2 are placed on the angle members 23 and 24 of the support means 20. As shown in FIG. 4, a bracket 4 made of a sheet metal, which is attached on a housing 71 described later and whose end is bent into an L shape.
1 and a positioning piece 43 attached to the angle member 24 on the left side in the drawing. The positioning piece 43 is slidably attached to the angle member 24 in the left-right direction, and is fixed to the angle member 24 by a wing nut 44. In order to position the roof tile 1 on the right side in the drawing, the roof tile 1 is placed on the angle member 23 so that the unfinished joint end 1d of the roof tile 1 comes into contact with the bent portion 42 at the tip of the bracket 41.
On the other hand, in order to position the roof tile 2 on the left side of the drawing, the roof tile 2 is placed on the angle member 24 so that the processed joint end 2d contacts the right side surface of the positioning piece 43. At this time, by adjusting the position of the positioning piece 43 using the scale 45,
It is possible to set the widthwise dimensions of the joint end opening 2d and the hanging insertion opening 2b of the roof tile 2.

The rotating shaft 51 is arranged between the pair of roof tiles 1 and 2 fixed as described above so as to extend in the left-right direction as shown in FIG. At the right end of the drawing, a cup wheel type grinding wheel 52 for grinding the sparrow mouth 1c and the joint end 1d of the roof tile 1 is cut, and at the left end of the drawing, the hanging insertion port 2b of the roof tile 2 is cut over the entire length thereof. The cutting grindstone 53 is fixed by nuts 54 and 55, respectively. The rotating shaft 51 is rotatably supported by a bearing 56 mounted in the housing 71. The bearing 56 is protected by the seal 57 from dust generated by processing the roof tiles 1 and 2.

The driving means 60 includes an electric motor 61,
Pinion gear 63 attached to the tip of the drive shaft 62
And a bevel gear 64 that meshes with the pinion gear 63. Then, the adapter 6 screwed to the bevel gear 64
5 and the rotary shaft 51 are engaged with each other by a key 66 in the rotational direction. Accordingly, when the electric motor 61 is rotated, the rotary shaft 51 is rotated, and the grinding wheel 52 and the cutting wheel 53 can be rotated.

The swing frame 70 includes a housing 71 that supports the rotary shaft 51 and a motor frame 72 that supports the electric motor 61, and a pair of side plates 73 and 74.
It is the one that is combined by and. Then, a pair of arm portions 75 protruding from the rear end of the motor frame 72.
Is pivotally supported by a bolt 86 at the tip of the arm portion 85 of the moving frame 80. This allows
The swing frame 70 can swing around the axis of the bolt 86, and as a result, the rotary shaft 51 is displaced in the thickness direction of the roof tiles 1 and 2 as shown by the chain double-dashed line in FIG. Is able to.

The moving frame 80 has a main body portion 81 extending in the front-rear direction and a pair of support legs 82 extending downward from the main body portion 81. Then, the cylindrical slide bearing 8 attached to the lower end of the support leg 82
3 is slidably fitted on a pair of cylindrical guide rods 84 that are bridged between a pair of horizontal frames 11 of the machine frame 10. Further, at the front end portion 87 of the main body portion 81, the handle 8
8 is attached so as to extend in the vertical direction. As a result, the moving frame 80 slides in the front-rear direction by gripping the handle 88 with the hand and pushing in the front-rear direction.

The adjusting means 90 includes the moving frame 8
The screw rod 91 screwed into the female screw portion 89 provided on the body portion 81 of 0 and extending in the vertical direction, the pair of upper and lower nuts 92 screwed to the screw rod 91, and sandwiched by these nuts 92 The screw rod 91 includes a block 93 that is fixed so as not to be displaced in the axial direction of the screw rod 91, and a mounting bolt 95 that is fitted in a mounting hole 94 that is recessed in the side surface of the block 93. And this mounting bolt 95
Are screwed to a pair of arm portions 76 protruding from the housing 71 supporting the rotary shaft 51. Accordingly, when the block 93 is displaced in the vertical direction by rotating the pair of nuts 92, the entire swing frame 70 can be swung around the axis of the bolt 86, so that the rotary shaft 51 can be rotated. It can be displaced up and down. The height of the grinding wheel 52 adjusted by the adjusting means 90 can be measured by the L-bar 46 for height measurement. The L-shaped bar 46 can rotate in the horizontal plane and can move up and down, and the tip 47 can be placed on the grinding wheel 52. Then, it is possible to measure whether or not the height of the grinding wheel 52 is as set by the pointer 48 and the scale 49 fixed to the L-shaped bar 46.

Next, a procedure for processing the roof tiles 1 and 2 by using the roof tile processing apparatus 100 of the present embodiment configured as described above will be described. First, the roof tile 1 in a raw material state is placed on the angle member 23 on the right side of the drawing. At this time, the unfinished joint end 1d is brought into contact with the tip of the positioning bracket 41 to perform lateral positioning. Then, the toggle clamp 33 is operated to fix the roof tile 1 on the angle member 23 by the fixing pin 35. Next, the electric motor 61 is operated to rotate the grinding wheel 52 and the cutting wheel 53. Then, by gripping the handle 88 by hand and moving the moving frame 80 back and forth, the spout 1c and the joint end 1d of the roof tile 1 can be ground by the grinding wheel 52.

Next, as described above, the joint ends 2c and 2d.
The roof tile 2 that has finished the grinding process of the
Place on 4 and fix. At this time, the abutment 2d is brought into contact with the right side surface of the positioning piece 43 to position the roof tile 2 in the left-right direction. At the same time, the angle member 2 on the right side in the figure
As described above, the roof tile 1 in a new material state is mounted and fixed on the roof 3. Then, the electric motor 61 is operated to turn the grinding wheel 5
2 and the cutting grindstone 53 are rotated. And the handle 88
By manually grasping and moving the moving frame 80 back and forth, it is possible to grind the spout 1c and the joint end 1d of the roof tile 1 and to cut the hanging insertion port 2b of the roof tile 2 at the same time.

That is, the roof tile processing apparatus 100 of this embodiment
Since a pair of roof tiles 1 and 2 can be machined simultaneously, a pair of roof tiles can be machined simultaneously and efficiently. Moreover, since the roof tiles 1 and 2 are positioned in the left-right direction by using the positioning bracket 41 and the positioning piece 43, the widthwise dimension between the roof tile's joint end opening and the drooping insertion opening is accurately machined. be able to.

It is needless to say that the roof tile processing apparatus of the present invention is not limited to the above-described embodiment, and various modifications can be made based on the gist of the present invention. For example, in the embodiment described above, the rotating shaft 51
And the drive shaft 62 of the motor 61 are arranged so as to be orthogonal to each other, but by shortening the length of the motor 61 in the axial direction,
The rotary shaft 51 and the drive shaft 61 may be arranged in parallel. In this case, the pinion gear 63 and the bevel gear 64 can be spur gears.

Further, the supporting means 20 may be constructed so as to be rotatable in a horizontal plane. If the supporting means 20 is rotatable in the horizontal plane, the pair of roof tiles can be processed by slightly rotating the pair of roof tiles from the parallel state to the non-parallel state. That is, as shown in FIG. 2, the roof tiles 1 and 2 are supported and fixed in a state in which they are slightly rotated in the directions of arrows A and B, and are processed so that at least one of the joint end opening 1d or the drooping insertion opening 2b is processed. , It can be processed into an inclined surface instead of a surface orthogonal to the front surface. As described above, by forming at least one of the joint end opening 1d or the drooping insertion opening 2b as an inclined surface, when the roof is roofed, a gap is formed between the joint end opening 1d of the pair of roof tiles and the drooping insertion opening 2b. To prevent this from happening, 1d
It is possible to easily engage with the drooping insertion opening 2b.
This is because at least one of the joint end 1d and the sag insertion port 2b is an inclined surface, so that the joint end 1d and the sag insertion port 2b are formed.
When the front side of the
It does not interfere with the surface of the drooping opening 2b.

[0023]

Since the roof tile processing apparatus of the present invention has a grinding wheel and a cutting wheel attached to one rotary shaft,
The structure can be simplified. Further, since the rotary shaft is arranged between the pair of roof tiles, the size and weight can be reduced. Further, since the pair of roof tiles are processed at the same time, the roof tiles can be efficiently machined. Therefore, according to the present invention, it is possible to provide a roof tile processing apparatus that has a simple structure, can be manufactured at low cost, is small and lightweight, can be easily carried, and can be easily used at a roofing construction site. You can

[Brief description of the drawings]

FIG. 1 is a front view showing a main part of an embodiment of a roof tile processing apparatus according to the present invention.

2 is an overall plan view of the roof tile processing apparatus shown in FIG. 1. FIG.

FIG. 3 is a plan view showing a main part of the roof tile processing apparatus shown in FIG.

FIG. 4 is a side view showing a main part of the roof tile processing apparatus shown in FIG. 1 in a cutaway manner.

[Explanation of symbols]

 1, 2 roof 10 machine frame 20 roof support means 21, 22 support plate 23, 24 angle material 30 fixing means 33, 34 toggle clamp 35, 36 fixing pin 40 positioning means 41 bracket 43 positioning piece 45 scale 51 rotating shaft 52 grinding wheel 53 cutting grindstone 60 drive means 61 motor 62 drive shaft 63 pinion gear 64 bevel gear 70 swinging frame 71 housing 72 motor frame 80 moving frame 81 main body portion 82 support leg 83 slide bearing 84 guide rod 88 grip 90 upper and lower position adjusting means

Claims (3)

[Claims] 1. A joint end opening (1d) of one roof tile (1) and a drip insertion opening (2b) of the other roof tile (2) are opposed to each other,
A supporting means (20) and a fixing means (30) for supporting and fixing a pair of roof tiles (1, 2) so as to be parallel to each other and arranged side by side, and a grinding wheel (52) for grinding the joint end opening (1d). ) And a cutting grindstone (53) for cutting and processing the drooping insertion port (2b), and one rotating shaft (51) disposed between the pair of roof tiles (1, 2), and this rotating shaft. Driving means (60) for rotationally driving (51)
And a supporting means (70, 80) for movably supporting the rotating shaft (51) in a direction (Z) orthogonal to the direction (Z) in which the drooping slot (2b) extends. Roof tile processing device (100). 2. The support means (70, 80) supports the rotary shaft (51) such that its position can be adjusted in the thickness direction of the roof tiles (1, 2). Roof tile processing device (100). 3. The supporting means (20) and the fixing means (30) support and fix at least one of the pair of roof tiles (1, 2) in a non-parallel state in which the roof tile (1) is slightly rotated from the parallel state. The roof tile processing apparatus (10) according to claim 1 or 2, wherein the roof tile processing apparatus (10) is located at a position rotated in the support surface.
0).