JPH035933Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Purpose of the Invention] "Industrial Application Field" This invention relates to a sheet metal operating device in which the operating part of an opening/closing device for an opening such as a louver window or a casement window is used.

"Prior Art" FIG. 10 is a cross-sectional view of a louver window in the inside and outside directions. When the handle 2 of the operating device 1 attached to the opening is rotated, the arm 4 rotates around the horizontal worm wheel shaft 3 that is perpendicular to the plane of the paper, and the link 5 is rotated through the link 5 pivoted at the end of the arm 4. The interlocking rod 6 pivotally connected to the other end is moved. The interlocking rods 6 along the vertical frame 7 are pivotally connected to the arms 8a of the blades 8 which are respectively pivotally connected to the vertical frame 7, so when the arms 8a are rotated, the blades 8 are rotated, and the blades 8 are rotated. They overlap each other and close, and the blades 8 are opened and opened.

FIG. 11 shows an example of a casement window, in which an operating device is attached to the lower frame 13 at the other end of a link 12, one end of which is pivotally connected to the lower stile 9 of a swinging shoji 11 which is pivotally attached to the vertical frame 7 on one stile side. The four ends of the arm 1 are pivotally connected. When the arm 4 rotates around the vertical worm wheel shaft 3, the link 12 pushes and pulls the lower stile 9 of the opening shoji 11, thereby opening and closing the opening shoji 11.

FIG. 12 is a plan view of a conventional example of an operating device used in the operating section of a window opening/closing device as described above, FIG. 13 is a front view of FIG. 12, and FIG. 14 is a B--FIG.
It is a sectional view of B.

The operating device main body 14 is made of die-casting. The operating device body 14 has a container-shaped main body portion 14a with one side open, and mounting flanges 14 are provided on both sides of the open side.
b, and a mounting hole 20a is provided in the mounting flange 14b. The planar figure of the container-shaped main body portion 14a is the twelfth
As shown in the figure, a substantially cylindrical boss 14d projects obliquely from one trapezoidal side wall 14c (FIG. 13), and the inside thereof forms a worm housing hole 16 into which a worm 15 is inserted. The hole 16 communicates with the inside of the container-shaped main body 14a, and the worm 15 is connected to the worm wheel shaft 3 which is press-fitted into a shaft support hole 17 provided in the side walls 14c, 14'c of the container-shaped main body 14a.
A worm wheel 18 rotatably supported by
They are interlocked. The arm 4 described above is integrally formed on the worm wheel 18.

The hole 16 into which the worm 15 is inserted is the worm 1
A bearing hole 16a, which is integrally provided at one end of the worm 15, and a toothed portion 15 of the worm 15, into which the journal portion 15a is slidably fitted
b is loosely inserted, and one side in the radial direction opens into the main body 14a of the operating device main body 14.
6b and the other journal part 15 of the worm 15
and a bearing mounting hole 16c into which a bearing bush 19 for supporting the bearing bushing 16c is inserted. Bearing mounting hole 16c
has a larger radius than the tooth portion accommodating portion 16b. The bearing bush 19 is fixed to the bearing mounting hole 16c by caulking a boss 14d around the bearing mounting hole 16c. The worm 15 comes out from the journal part 15c, and the handle 2 is fixed to the end thereof.

``Problem that the invention attempts to solve'' Such a die-cast operating device main body 14
It is expensive because it is made of die-cast. That is, (1) the die-casting material is expensive. (2) Mounting hole 20a,
Since it is necessary to machine the bearing hole 16a of the hole 16 that accommodates the worm, the bearing mounting hole 16c, and the shaft support hole 17 that fixes the worm wheel shaft 3,
Requires many machining steps. (3) Operating device main body 14
surface finish is required. There are other problems.

The object of this invention is to provide an operating device having a main body made of sheet metal, which eliminates the problems of the prior art.

[Structure of the idea]

``Means to solve the problem'' This invention is an operation device whose main body is made of sheet metal.
The main body is formed from a single sheet of plate material, and has one mounting portion formed by bending one longitudinal end of the flat plate base plate into a crank shape, and attaches the base plate to the other longitudinal end of the base plate. Another mounting part is arranged on the same surface as the one mounting part by bending the end part of the mounting part into a crank shape, and one mounting part is bent at one side edge along the longitudinal direction of the mounting part. Arrange the swash plate part,
or one swash plate part bent at one side edge along the longitudinal direction of the base plate part is bent into a crank shape, and another mounting part is disposed on the same surface as the one mounting part, The one swash plate section is provided with bearing plate sections bent from both sides of the substrate section and facing each other so as to intersect with the substrate section, and one edge of the substrate section is bent in line with the bearing plate section. are arranged in parallel and bent from the other side edge of the base plate part, or the edge of the support plate part in the cross direction is bent to the base part where the side edge of the arm forming the other one attachment part is bent. another swash plate part is arranged opposite to the one swash plate part, the opposite swash plate part has a hole for supporting a concentric worm, and the opposite swash plate part has a hole for supporting a worm; A support hole for a wheel shaft is provided, a mounting hole is provided in the mounting portion, a worm is rotatably supported by the hole that supports the worm, a worm wheel is provided that meshes with the worm, and the worm wheel shaft is supported by the worm wheel. It is a sheet metal operating device that fits into a hole.

"Embodiments" Hereinafter, embodiments of this invention will be described with reference to the drawings.

Figure 1 shows the operating device main body 20 (hereinafter referred to as the main body).
2 is a plan view of FIG. 1, and FIG. 3 is a front view of FIG. 2. The main body 20 is formed from a single metal plate, and has a mounting surface 22 that is formed by bending one longitudinal end of a rectangular flat board portion 21 into a crank shape.
From the side of one swash plate part 23 bent obliquely at one side edge 21a along the longitudinal direction of the board part 21 adjacent to the other end in the longitudinal direction of the board part 21. Another mounting portion 24 is bent into a crank shape and has a mounting surface 24a on the same surface as the one mounting portion 22.

Bearing plate portions 25 and 26 are provided offset and bent from both side edges 21a and 21b of the base plate portion 21 so as to be perpendicular to the base portion 21 and facing each other. Depending on the spacing between the bearing plate parts 25 and 26, the base plate part 21
It can be bent directly from both side edges 21a, 21b without being offset. The one swash plate part 23, which is formed by bending one side edge 21a of the base plate part 21 on this bearing plate part 25, is attached to one side edge 21a of the base plate part 21.
Bend one side of the support plate part 28 in the direction crossing the base plate part 21, which is arranged in parallel along the base plate part 21 and has the side edge 27a of the arm 27 forming the other mounting part 24 bent.
Another swash plate portion 29 is provided opposite to the one swash plate portion 23 . The mounting portions 22 and 24 are provided with mounting holes 20a for mounting the sheet metal operating device to other members such as louvered windows and casement window frames.

A bearing mounting hole 16c is provided in the swash plate portion 23 directly bent from the base plate portion 21, and a bearing hole 16a concentric with the bearing mounting hole 16c is bored in the swash plate portion 29 facing the swash plate portion 23. be. Opposing bearing plate part 2
5 and 26 are provided with concentric shaft support holes 17.

Figure 4 is a plan view showing the assembled state, and Figure 5 is a plan view showing the assembled state.
The front view of the figure, and FIG. 6 is a sectional view taken along the line AA in FIG. 5.

As shown in FIG.
The attached bearing bush 19 is fitted and fixed by caulking. The worm 15 faces the bearing bush 1
It is inserted between the collar 19a of No. 9 and the swash plate portion 29. The worm shaft 15e, which is inserted into the bearing bush 19 in a fitted state, inserts the worm 15 in a fitted state, and is slid into the bearing hole 16a. Warm 15
and the worm shaft 15e are fixed by a knock pin 15d extending across these diameters.

A worm wheel 18 that meshes with the worm 15 includes an arm 4. As already explained, the arm 4 is connected to the links 5 and 12 of the window opening/closing device. The worm wheel 18 is slidably fitted onto the worm wheel shaft 3 which is press-fitted into the shaft support hole 17 of the opposing bearing plate parts 25 and 26. The end surface of the center portion of the worm wheel 18 is slidably fitted with the opposing surfaces of the bearing plate portions 25 and 26.

When the handle 2 that fits into the serrations provided at the end of the worm shaft 15e is rotated, the worm shaft 15
e. The worm 15 rotates together, and the worm 15 rotates the worm wheel 18 around the worm wheel shaft 3, so the arm 4 rotates around the shaft 3.

7 is a perspective view of another embodiment of the main body, FIG. 8 is a plan view of FIG. 7, and FIG. 9 is a front view of FIG. 8. In this embodiment, like the mounting part 22, the mounting part 24 is provided by bending the longitudinal end of the base plate part 21 into a crank shape. Then, a support plate part 28' is provided by bending the side edge 21b of the base plate part 21, and a swash plate part 29 is provided by bending the tip side of the support plate part 28'. This swash plate portion 29 faces the swash plate portion 23 that is bent from one side edge 21a of the base plate portion 21.

Mounting parts 22, 24, opposing swash plate parts 23, 2
9. The relationship between the bearing plate parts 25 and 26, the mounting holes 20a drilled therein, the bearing mounting hole 16c, the bearing hole 16a, and the shaft support hole 17 of the worm wheel shaft is the same as in the previous embodiment, and the worm 15, The assembly of the worm foil 18 and the like is the same as in the previous embodiment.

Unless the above-mentioned sheet metal operating device is built into a sash form, its external shape is adjusted by attaching a cover made of synthetic resin, for example.

[Effect of idea]

This idea is an operating device whose main body is made of sheet metal.
The main body is formed from a single sheet of plate material, and has one mounting portion formed by bending one longitudinal end of the flat plate base plate into a crank shape, and attaches the base plate to the other longitudinal end of the base plate. Another mounting part is arranged on the same surface as the one mounting part by bending the end part of the mounting part into a crank shape, and one mounting part is bent at one side edge along the longitudinal direction of the mounting part. Arrange the swash plate part,
or one swash plate part bent at one side edge along the longitudinal direction of the base plate part is bent into a crank shape, and another mounting part is disposed on the same surface as the one mounting part, The one swash plate section is provided with bearing plate sections bent from both sides of the substrate section and facing each other so as to intersect with the substrate section, and one edge of the substrate section is bent in line with the bearing plate section. are arranged in parallel and bent from the other side edge of the base plate part, or the edge of the support plate part in the cross direction is bent to the base part where the side edge of the arm forming the other one attachment part is bent. another swash plate part is arranged opposite to the one swash plate part, the opposite swash plate part has a hole for supporting a concentric worm, and the opposite swash plate part has a hole for supporting a worm; A support hole for a wheel shaft is provided, a mounting hole is provided in the mounting portion, a worm is rotatably supported by the hole for supporting the worm, a worm wheel is provided that meshes with the worm, and the worm wheel shaft is connected to the support hole of the worm wheel. (1) Since it is made of sheet metal, it is suitable for mass production, it is possible to eliminate machining, and it can be manufactured at low cost.

(2) Great strength.

(3) For the exterior, a synthetic resin cover or a thin metal plate cover can be used, making it inexpensive and flexible in design.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of the main body of the embodiment of this invention;
Fig. 2 is a plan view of Fig. 1, Fig. 3 is a front view of Fig. 2, Fig. 4 is a plan view showing the assembled state, Fig. 5 is a front view of Fig. 4, and Fig. 6 is a front view of Fig. 5. AA sectional view of the figure,
7 is a perspective view of another embodiment of the main body, FIG. 8 is a plan view of FIG. 7, FIG. 9 is a front view of FIG. 8, and FIG.
The figure is a side sectional view of a louver window, Figure 11 is a perspective view of a single-hinged window, Figure 12 is a plan view of a conventional example, Figure 13 is a front view of Figure 12, and Figure 14 is B of Figure 12. -B
FIG. 1... Operating device, 2... Handle, 3... Worm foil shaft, 4... Arm, 5... Link, 6
...Interlocking rod, 7... Vertical frame, 8... Feather, 8a
...Arm, 9...Lower stile, 11...Opening shoji, 1
2... Link, 13... Lower frame, 14... Operating device main body, 14a... Container-shaped main body part, 14b... Mounting flange, 14c, 14'c... Side wall, 14d...
...Boss, 15...Worm, 15a, 15c...
Journal part, 15b...Tooth part, 15d...Knock pin, 15e...Worm shaft, 16...Worm accommodation hole, 16a...Bearing hole, 16b...Tooth part accommodation part, 16c...Bearing mounting hole, 17... ...shaft support hole, 18 ... worm wheel, 19 ... bearing bush, 19a ... collar, 20 ... operating device main body,
20a... Mounting hole, 21... Board part, 21a, 2
1b...Side edge, 22...Mounting portion, 22a...Mounting surface, 23...Swash plate portion, 24...Mounting portion, 24a...
...Mounting surface, 25, 26...Bearing plate part, 27...Arm, 27a...Side edge, 28...Support plate part, 2
8'...Support plate part, 29...Swash plate part, 31...Arm, 32...Notch.

Claims (1)

[Scope of utility model registration request] The main body is an operating device made of sheet metal, and the main body is formed from a single sheet of plate material, and is provided with one mounting part by bending one longitudinal end of the flat board part into a crank shape. At the other end in the longitudinal direction,
The end of the board is bent into a crank shape, and another mounting part is disposed on the same surface as the one mounting part, and one side edge of the board is bent at one side edge along the longitudinal direction of the board. Alternatively, one swash plate part bent at one side edge along the longitudinal direction of the board part may be bent into a crank shape to attach another swash plate part on the same surface as the one mounting part. One mounting part is provided,
The one swash plate section is provided with bearing plate sections bent from both sides of the substrate section and facing each other so as to intersect with the substrate section, and one edge of the substrate section is bent in line with the bearing plate section. are arranged in parallel and bent from the other side edge of the base plate part, or the edge of the support plate part in the cross direction is bent to the base part where the side edge of the arm forming the other one attachment part is bent. another swash plate part is arranged opposite to the one swash plate part, the opposite swash plate part has a hole for supporting a concentric worm, and the opposite swash plate part has a hole for supporting a worm; A support hole for a wheel shaft is provided, a mounting hole is provided in the mounting portion, a worm is rotatably supported by the hole that supports the worm, a worm wheel is provided that meshes with the worm, and the worm wheel shaft is supported by the worm wheel. A sheet metal operating device fitted into a hole.