JPH07217186A - Coating tool - Google Patents

Abstract

PURPOSE:To provide a coating tool for the application when the rear side of a tile unit bonded with a plurality of tiles on the rear side of a sheet material is to be coated with joint mortar, and prevent adhesion and separation of mortar joint to a guide frame when removing the tile unit from the tile guide. CONSTITUTION:A rectangular-shaped guide frame 5 is installed to the upper part of a machine frame in a flat state while a construction jig 53 is set to a bearing part installed to four corners inside the guide frame 5. At the same time, a push-up device provided with a freely liftable receiving board 35 is installed below the guide frame. After the tile units are set on the construction tool inside the guide frame and the joint mortar is applied, the receiving board 35 is lifted up, thereby pushing up the tile, units in the vertical direction to the guide frame while the tile units are arranged to remain in a setting state on the construction tool.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a coating device used for coating joint mortar on the back surface of a tile unit in which a plurality of tiles are arrayed and bonded on the back surface of a sheet material.

[0002]

2. Description of the Related Art Conventionally, when a joint mortar is applied to the back surface of such a tile unit, a pair of L-shaped frame members are combined in a rectangular shape on the upper surface of the substrate, and one L-shaped frame member is fixedly mounted on the substrate, while the other. The L-shaped frame body is used as a guide frame that can be attached to and detached from the substrate, and the tile unit with the back side facing up is placed on the substrate and its two sides are fixed to the inner side surface of the fixed L-shaped frame body. Along with hitting, the movable L-shaped frame is placed on the substrate, the inner surface of the movable L-shaped frame is pressed against the remaining two sides, the tile units are set in a pair of L-shaped frame bodies, and then the joints scooped with the iron are used. After applying mortar on the back of the tile unit so that the joint mortar is fully spread in the gaps between the tiles, L
A scraper was placed on the mold body and slid in an oblique direction to remove excess joint mortar, and at the same time, the upper surface of the joint mortar was applied at the same level as that of the L mold body.

However, in the above method, since the joint mortar having a high viscosity is in close contact with the inside surface of the L-shaped frame, the movable L-shaped frame is slid away or fixed in this state.
If you slide the tile unit out of the form, L
A gap is generated between the formwork body and the tile unit, and a part of the joint mortar around the tile unit adheres to the L-form body to be separated, so that the joints between adjacent tile units are formed vertically and horizontally. If the joint mortar on each side is separated, there is a high possibility that it will become a worm-eaten joint after finishing and curing, and therefore there is a drawback that repair work for that portion is required, and joint mortar attached to the guide frame
It had to be wiped off every time, which was very troublesome.

[0004]

SUMMARY OF THE INVENTION According to the present invention, joint mortar does not separate and adhere to the guide frame, thus eliminating the need to repair joints on the finished tile wall surface, and cleaning the guide frame can be omitted. It is intended to provide a plug-in device.

[0005]

According to the present invention, the joint mortar adheres to and separates from the guide frame when the tile unit is detached from the guide frame based on the above-mentioned prior art, and the tile unit boundary portion becomes a worm-eating joint. In view of the problem that the guide frame needs to be cleaned, a guide frame of the same size as the tile unit is formed in a rectangular frame in a flat shape on the upper part of the machine frame, and the tiles are mounted on the support parts arranged at the four inner corners of the guide frame. A tile unit in which a construction jig of the same size as the unit is set, and a push-up device with a support plate that can be moved up and down is placed below the guide frame, and inside the guide frame, the back surface faces upward on the construction jig. After setting, apply joint mortar and raise the receiving plate, and push the tile unit vertically on the guide frame with the tile unit still set on the construction jig to create a gap between the tile unit and the guide frame. Not generated, adhere joint mortar to the guide frame, in the manner not separated, is obtained by eliminating cents above drawbacks.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 is a device for applying a joint mortar 3 on the back surface of a tile unit 2 which will be described later, and a substantially rectangular guide on a machine frame 4. The frame 5 is arranged flat, and a vertically movable push-up device 6 is arranged at the center of the machine frame 4.

The machine frame 4 includes a base frame 7 having a rectangular frame shape,
Vertical frames 8 erected at the four corners of the base frame 7,
8a ... and a pair of front and rear vertical frames 8, 8c and 8
The upper frame 9 and 9a are installed between the upper ends of a and 8b.

The guide frame 5 is formed by assembling four frame members 10, 10a ... In a rectangular shape, and the frame members 10, 10a. The vertical portion 12 is continuously projected upward from the inner end edge portion of the above, and the protruding portion 13 is horizontally projected from the upper end edge portion of the vertical portion 12 to the opposite side of the flat portion 11.

Reference numeral 14 denotes a joining piece fixed to one end of each of the frame members 10, 10a, ... The joining piece 14 is fitted between the flat portion 11, the vertical portion 12 and the overhanging portion 13 to form a frame member. The frame members 10, 10a ... Are fixed to the end faces of the frame members 10, 10a ... And the outer surfaces of the joint pieces 14 are flush with each other, and a screw hole 15 is formed at the center of the joint pieces 14.

Reference numeral 16 denotes a vertical portion 12 of each frame member 10, 10a.
Is a slide elongated hole penetrating to the other end side of the frame, and the slide elongated hole 16 is provided parallel to the longitudinal direction of the frame members 10, 10a.
A fixing screw 17 is inserted from the outside into the slide long hole 16 and is screwed into a screw hole 15 of the joining piece 14 in the adjacent frame members 10, 10a, ... To form the guide frame 5 into a rectangular frame. The members 10, 10a ... Slid each other so that the guide frame 5 can be expanded and contracted.

Reference numerals 18 and 18a denote a pair of frame frames mounted between the upper frames 9 and 9a of the machine frame 4, and the frame frames 18 and 18a are lip channel steel members each having an opening facing downward. Sliding elongated holes 19, 19a are formed at both ends of the upper frames 9, 9a in parallel with the longitudinal direction of the upper frames 9, 9a, and the fixing screws 20, 20a are inserted into the sliding elongated holes 19, 19a from below. The guide frame 5 while inserting the fixing screws 20 and 20a into the fixing brackets 21 and 21a fitted inside both ends of the frame 18 and 18a.
The frame members 10a and 10c on both sides of the frame are placed on the frames 18 and 18a, and the frame members 10a and
It can be expanded and contracted between 10c.

22 and 22a ... are frames 18 and 18a and frame members 10a,
10c is a fixing metal fitting, and the fixing metal fittings 22, 22a, ... Are respectively composed of a pair of upper and lower holding pieces 23, 23a and a connecting plate 24 integrally formed between the base end portions of the holding pieces 23, 23a. The sandwiching piece 23a below the sandwiching piece 23 has a long size, and the sandwiching piece 2a
Between the parts 3 and 23a, the flat part 11 of the frame members 10, 10a ... And the frame 18, 18a
It is set slightly wider than the added thickness, and the upper gripping piece 2
A fixing screw 25 is screwed through from above into the frame 3, and the tip of the fixing screw 25 is brought into contact with the upper surface of the flat portion 11 to form a frame 18, 18a.
And the frame members 10a, 10c are fixed, and the fixing metal fittings 22, 22
are arranged near the four corners of the guide frame 5.

Numerals 26, 26a ... Are bearing portions arranged at the four corners inside the guide frame 5, and these bearing portions 26, 26a.
Screw holes 27 penetrating the tips of the clamping pieces 23a below 22, 22a.
Is integrally fixed to the upper end of the screw rod 28 that is vertically screwed into the screw rod, while a wing nut 29 is screwed into the lower end of the screw rod 28, and the support parts 26, 26a can be moved up and down by the forward and reverse rotation of the screw rod 28. As well as
The wing nut 29 is brought into contact with the lower surface of the holding piece 23a to fix the screw rod 28 to the holding piece 23a.

Further, the push-up device 6 at the center of the machine casing 4 is composed of a pair of vertical frames 8, 8a and 8b, 8c on both sides of the machine casing 4.
A pair of bushes 33, 33 that are vertically movable with respect to a mounting board 32 that is mounted and fixed between the horizontal frames 31 and 31a that are horizontally installed between the intermediate portions of the
A pair of guide shafts 34, 34a are fitted and inserted into a, and a receiving plate 35 is fixedly mounted on the upper ends of the guide shafts 34, 34a, and the lower end sides of the guide shafts 34, 34a are integrated by a receiving plate 36 to form a receiving plate. 35 is a solid plate substrate 37 with the guide shafts 34, 34a
And the side plate 3 formed to communicate upward from both sides of the solid plate substrate 37.
It is composed of 8 and 38a.

Reference numeral 39 denotes a stopper disposed below the receiving plate 35. A screw rod 41 having an abutment head 40 integrally fixed to the upper end thereof is inserted between the bushes 33 and 33a so as to vertically penetrate the center of the mounting substrate 32. At the same time, the wing nut 42 is screwed onto the mounting board 32 at the intermediate portion of the screw rod 41, and the stopper 39 allows the lower end position of the support plate 35 to move to the lower end of the side plates 38, 38a.
6, 26a ... It is set so that it is below the upper surface.

Reference numeral 43 denotes a pedal provided in the lower portion of the machine frame 4,
A gate-shaped bracket 45 is hung and fixed on the middle portion of the lower surface of the slender plate-shaped lever 44, and a support plate 47 is erected on the rear side of a mounting plate 46 erected in the center front-rear direction of the base frame 7. The front end of the support plate 47 is sandwiched by the bracket 45 and is rotatably connected by a bolt 48. The front end of the pedal 43 abuts against the lower surface of the receiving plate 36, and the pedal 43 is stepped on from above to lift the entire push-up device 6. I try to lift it up.

Further, the tile unit 2 set in the guide frame 5 is made of a synthetic resin sheet material 49 having a small expansion and contraction, and tiles 50, 50a ... , And the temporary joint material which is fitted into the gaps 51, 51a between the adjacent tiles 50, 50a ... And adheres to the sheet material 49, and is in close contact with the tiles 50, 50a.
52, 52a ... And the sheet material 49 has gaps 51, 51 in the vertical and horizontal directions from the bonding portion of the tiles 50, 50a.
It is set larger by the width dimension of a.

Reference numeral 53 is a construction jig which is used when the tile unit 2 is pressure-bonded to a wall surface, and is set in a rectangular shape above the front surface 56 of a substrate 55 having the same shape and size as the sheet material 49 of the tile unit 2. Tile joint material in the tile unit 2
52, 52a ... Corresponding positions with pointed pricking protrusions 57, 57a ...
And the length of the puncture protrusions 57, 57a ... Is set to the sheet material 49,
The tiles 50, 50a while penetrating the temporary joint materials 52, 52a.
Do not protrude from the back surface, and hold the handle on the back surface of the other board 55.
58 is provided, and the front side 56 of the construction jig 53 is set in the guide frame 5 so that the four corners have four support portions.
26, 26a ...

Next, the operation of the coating device according to the present invention will be described. First, the fixing screw 17 of the guide frame 5 and each frame
Wing nuts 21 and 21a of 18 and 18a and fixing brackets 22 and 22a ...
After loosening the fixing screw 25 of and expanding the guide frame 5 to some extent,
The construction jig 53 is set so as to be placed on the support portions 26, 26a ... In the guide frame 5, and then each frame member 10, 10a.
53 Slide it until it makes contact with the side face,
Tighten the wing nuts 21 and 21a and the fixing screw 25 to set the guide frame 5.

Next, when the tile unit 2 is fitted in the guide frame 5, the piercing protrusions 57, 57a of the construction jig 53 penetrate through the sheet material 50 and the temporary joint materials 52, 52a. The tile unit 2 is positioned with respect to 53, and the joint mortar 3 is applied to the entire back surface of the tile unit 2, and the joint mortar 3 is filled with the gaps 51, 51a ... And each tile 50, 50a.
After sufficiently spreading the back foot of ..., a scraper (not shown) is placed on the guide frame 5 and slid in an oblique direction to remove the excess joint mortar 3 and the upper surface of the joint mortar 3 to the upper surface of the guide frame 5. The same level as.

Finally, when the push-up device 6 is lifted by depressing the pedal 43, the tip portions of the side plates 38 and 38a of the receiving plate 35 are fixed to the construction jig.
53 The tile unit 2 is vertically lifted in a state of being set on the construction jig 53 by coming into contact with the back surface of the guide frame 5 and completely released from the guide frame 5, and while the joint mortar 3 of the tile unit 2 is in an uncured state,
The construction jig 53 in which the tile unit 2 is set is transported to the front surface of the wall surface, the construction jig 53 is pressed against the wall surface to crimp the tile unit 2, and then the construction jig 53 is pressed, vibrated, and impacted from the rear surface side. Etc., or the construction jig 53 is removed, and the tile unit 2 that has been crimped is directly pressed, vibrated, shocked or the like to be brought into close contact.

When the tile unit 2 is appropriately cut as needed, a fitting plate (not shown) having the same width as the cut side of the tile unit 2 is set on the construction jig 53 before use. The tile unit 2 is set on the construction jig 53, and the joint mortar 3 of the same thickness is applied in the same manner as above without resetting the guide frame 5.

Then, after the tile unit 2 is pressure-bonded to the entire wall surface to cure the joint mortar 3, the sheet material 49 is peeled off after the adhesive strength of the tile unit 2 is sufficiently obtained. The temporary joint materials 52, 52a ... Adhering to the material 49 are also removed to expose joints having a uniform width and a uniform depth, and a beautiful and highly accurate tile wall surface is constructed.

Further, the above-mentioned work is efficient when two construction jigs 53 are prepared and two workers share the coating work and the crimping work, and such a construction method is performed by the coating worker. The coating work is performed by the filling device 1, and the crimping worker hands the empty construction jig 53 after crimping the tile unit 2 by the other construction jig 53 to the coating worker and depresses the pedal 43 himself. , Tile unit 2 with joint mortar 3 applied
Simultaneously proceed with receiving and performing the crimping work to build the tile wall surface.

[0025]

EFFECT OF THE INVENTION In short, according to the present invention, the back surface of the sheet material 49 is
A plurality of tiles 50, 50a, which are reversed by 80 degrees, are arrayed and adhered, and temporary joint materials 52, 52 are provided in the gaps 51, 51a between the tiles.
Since the tile unit 2 in which a ... Is fitted and adhered is set on the plate-shaped construction jig 53 and the joint mortar 3 is applied to the back surface of the tile unit 2, the tile unit 2 on the wall surface
When moving and transporting the tile unit 2, the tile unit 2 which is easily attached to the sheet material 1 and is easily curved can be set on the construction jig 53 and can be transported to the wall surface, so that the bending of the tile unit 2 and the deformation of the joint mortar 3 can be prevented. Further, if a plurality of piercing projections 57, 57a ... Penetrating the temporary joint materials 52, 52a in the tile unit 2 are provided on the front surface 56 of the substrate 55, the tile unit 2
The tile unit 2 is tilted or erected when the construction jig 53 and the tile unit 2 are being transported or during the initial crimping to the wall surface.
It is possible to easily perform these operations without dropping from the substrate 55, and at the time of crimping the tile unit 2 to the wall surface, it is possible to apply the crimping external force such as vibration and impact at once through the construction jig 53. I can.

Further, since the rectangular frame-shaped guide frame 5 is laid flat on the upper part of the machine frame 4, and the support portions 26, 26a of the construction jig 53 are arranged at the four corners inside the guide frame 5, the guide is provided. The joint mortar 3 applied on the back surface of the tile unit 2 set on the construction jig 53 in the frame 5 can have the same thickness, and the four bearing portions 26, 26a ... A construction jig for applying joint mortar 3 to support it
53 can be stabilized.

Further, a receiving plate 35 which can be raised and lowered below the guide frame 5.
Since the push-up device 6 provided with the push-up device 6 is disposed, the support plate 35 of the push-up device 6 is lifted to remove the tile unit 2 from the guide frame 5 in the vertical direction. It is possible to prevent the joint mortar 3 around the tile unit 2 from adhering to and separating from the guide frame 5 without a gap between them, and the joint mortar 3 forming the joint at the boundary between the adjacent tile units 2 is not deformed and is released from the mold. Therefore, it is not necessary to repair the joint of the boundary portion of the tile unit 2 on the tile wall surface after the sticking work, and the cleaning of the guide frame 5 is not necessary, so that the construction efficiency can be improved, and the tile unit can be improved. 2 can be completely lifted above the guide frame 5,
The tile unit 2 can be easily received.

Further, since the guide frame 5 can be freely expanded and contracted, it can be used for various sizes of units, and the guide frame 5 can be used once.
After setting, it is not necessary to set the guide frame 5 again as long as the same type of tile unit 2 is used, and the work time can be shortened.

Further, since the support portions 26, 26a ... Are vertically movable, the guide frame 5 is moved by the vertical movement of the support portions 26, 26a.
Since the distance between the back surface of the tile unit 2 and the upper surface of the guide frame 5 set inside can be adjusted, it is possible to cope with the difference in the thickness of the tiles 50, 50a ... And the coating thickness of the joint mortar 3 depending on the type of the tile unit 2.

Further, since the pedal 43 for raising and lowering the receiving plate 35 is provided in the lower portion of the machine frame 4, if the pedal 43 is depressed, the guide frame 5
Since the tile unit 2 is lifted up, the demolding operation can be facilitated, and both hands of the receiving worker are free, and the construction jig 53 with the tile unit 2 set can be reliably received by both hands. That is, the practical effect is extremely great.

[Brief description of drawings]

FIG. 1 is a side view of a coating device according to the present invention.

FIG. 2 is a plan view of FIG.

FIG. 3 is a rear view of FIG. 1.

FIG. 4 is an enlarged sectional view of a main part of AA of FIG.

5 is an enlarged cross-sectional end view of the main part of BB of FIG.

6 is an enlarged cross-sectional view of a main part of CC of FIG.

FIG. 7 is a schematic cross-sectional view showing a coating step.

FIG. 8 is a perspective view of a frame member of a guide frame.

FIG. 9 is a rear view and a sectional view of the tile unit.

FIG. 10 is a plan view and a side view of a construction jig.

[Explanation of symbols]

 4 Machine frame 5 Guide frame 6 Push-up device 26, 26a ... Support 35 Support plate 43 Pedal 53 Construction jig

Claims (4)

[Claims] 1. A tile unit in which a plurality of tiles turned 180 degrees are arrayed and adhered to the back surface of a sheet material, and a temporary joint material is fitted and adhered in a gap between the tiles, and the tile unit is set on a plate-shaped construction jig to form a tile. In the applicator in which the joint mortar is applied to the back surface of the unit, a rectangular frame-shaped guide frame is laid flat on the upper part of the machine frame, and the support parts of the construction jig are arranged at the four inner corners of the guide frame. An applicator characterized in that a push-up device provided with a receiving plate that can be raised and lowered is provided below the guide frame. 2. The applicator according to claim 1, wherein the guide frame is expandable and contractible. 3. The application device according to claim 1, wherein the support part is vertically movable. 4. The coating device according to claim 1, wherein a pedal for raising and lowering the receiving plate is provided at a lower portion of the machine frame.