JPH089539Y2 - Aluminum thin plate with magnet pieces attached and its magnet piece mounting jig - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention is directed to an aluminum thin plate and a magnet for which a magnet piece used in a high heat environment is mounted, such as a furnace guard made of an aluminum thin plate used in a kitchen. The present invention relates to a one-sided jig.

[Conventional technology]

For example, in the above-mentioned furnace guard, a magnet piece is attached to an appropriate position on the inner surface side of an aluminum thin plate that is installed so as to surround the back surface or side surface of the gas table. By adsorbing to
Although it is used by fixing it to the gas table in an upright state, conventionally, the magnet piece attached to such a furnace guard has been attached to an aluminum thin plate using a double-sided adhesive tape.

[Problems to be solved by the device]

However, in the case where the magnet pieces are attached using the double-sided adhesive tape as described above, there is a risk that the high heat during the use of the gas furnace in the gas table is transmitted to the double-sided adhesive tape through the aluminum thin plate and the adhesive layer of the tape is softened. As a result, the adhesive strength is significantly reduced, and the magnet piece peels off from the aluminum thin plate within a short period of time, making it unusable.

Such a problem is not limited to the above-mentioned furnace guard, but may also occur in common with an aluminum thin plate equipped with a magnet piece used in a high heat environment, such as a range hood filter. Is.

The present invention has been made in order to solve such a conventional problem, and even in a high heat environment, the magnet piece attached to the aluminum thin plate does not come off at all, but it is relatively easy. It is an object of the present invention to provide an aluminum thin plate on which a magnet piece is attached and which can be easily manufactured with such a structure, and a magnet piece attachment jig.

[Means for solving the problem]

In order to achieve the above-mentioned object, the present invention, as shown in the drawings of the embodiment, has a magnet piece (5) in a case body (4) whose surface is entirely open, and whose surface is a case body (4). The case body (4) has a small space from the open end of the surface and is housed and integrated in a state of being immersed inside.
A thin rectangular metal plate piece (8) having a narrow rectangular shape is laid along the outer bottom surface of the, and the vicinity of both ends thereof is fixed to the case body (4) by welding. Standing protrusions (6) formed by standing up from the fixed portion.
(6) has a structure in which the thin aluminum plate (1) is penetrated into a proper place and is bent and fixed to the thin aluminum plate.

Further, the metal plate piece (8) is bent to stand up the protruding piece (6).
A pair of arms (pivotally attached to each other so as to open and close in order to form (6) and to allow the standing protrusions (6) and (6) to be easily attached to the aluminum thin plate (1). 11)
A case body (4) comprising (11) and a support base (12) arranged between the arms (11) and (11), and having the magnet piece (5) at the center of the support base (12). ) Is provided with a storage recess (13) and slide members (15) and (15) are slidably disposed in the inner and outer directions at both ends of the slide member (1).
5) The inner end of (15) can be brought into contact with the protruding end surface of the metal plate piece (8) fixed to the back surface of the case body (4), and the outer end surface of the pair of arms (11) and (11). It is possible to use a magnet piece mounting jig configured to be pressed by the opposite side surfaces.

[Action]

According to the present invention, the magnet piece (5) has the above-mentioned structure, and the standing piece (6) is formed by projecting the magnet piece (5) on the outer bottom surface of the case body (4) accommodating the magnet piece.
The aluminum thin plate (1) is formed by penetrating the aluminum thin plate (1) at a proper position and then bending the aluminum thin plate (1) so that the bent upstanding protrusions (6) (6) and the outer bottom surface of the case body (4). ) Is fixed to the aluminum thin plate (1) in a state of being sandwiched from the front and back. Since the magnet piece (5) is mechanically fixed to the aluminum thin plate (1) in such a manner as to be caulked as described above, the joint strength between them does not affect the joint strength even when exposed to high heat. In addition, the magnet piece (5) housed and integrated in the case body (4) has its surface recessed from the open end of the case body (4) through a slight space portion, so that this space The magnetic force can be effectively and frontally applied to the adhered portion through the portion, and the aluminum foil can be firmly fixed for a long period of time.

Further, in the case where the standing protrusions (6) and (6) are formed by thin and rectangular thin metal plate pieces (8), the metal protrusions (8)
Can be easily fixed to the outer bottom surface of the case body (4) by a technique such as spot welding, and can be made by simply bending and raising both ends of the plate piece with the fixing portion as a fulcrum. For example, the bottom wall of the case body (4) There is an excellent advantage that the cutting and raising process can be easily performed, as compared with the case of cutting and raising.

Furthermore, when both ends of the standing protrusions (6) and (6) formed by such metal plate pieces (8) are bent and raised using a magnet piece attachment jig, the case body (4) is After storing (8) in the storage recess (13) of the support base (12) with the outer bottom surface facing upward, simply operate both arms (11) (11) in the closing direction at the same time. The outer ends of the slide members (15) (15) are pressed by the arms 811 (11) and slide toward each other, and as a result, the inner ends of the slide members (15) (15) move toward the metal plate pieces. The metal plate piece (8) is pressed against the protruding end face of (8),
Both ends can be bent with the fixing portion as a fulcrum.

〔Example〕

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. 1 and 2 show a furnace guard as an example of an aluminum thin plate on which the magnet piece of the present invention is mounted.

The furnace guard shown in this figure is made of a horizontally long rectangular aluminum thin plate (1), and is installed over the back or side of the gas table (A) and installed in the furnace (B) of the gas table (A). It is used to prevent oil and the like scattered from the cooked pan or tempura pan around the gas table (A) from adhering to the kitchen wall.

The aluminum thin plate (1) has three folding lines (l), (l), (l) extending vertically between the center and both sides in the longitudinal direction.
The aluminum thin plate (1) is divided into four plate pieces (1a) (1a) ... (1a) by these fold lines (1), (1) and (1). Fixing devices (2), (2) by permanent magnets are provided on the inner surface side lower ends of the plate pieces (1a), respectively.
(2) is fixed. Note that (3), (3), ... (3) are vertical and horizontal reinforcing strips formed on each plate piece (1a), (1a), ... (1a), and are formed at the same time when the aluminum thin plate (1) is press-formed. It is something.

The furnace furnace guard having such a basic structure is obtained by bending the aluminum thin plate (1) into a U-shape or an L-shape in plan view by the fold lines (l) and (l), and from the back surface of the gas table (A) to the side surface. It stands upright behind each of the fixtures and each fixture (2) (2) ...
(2) is attached to the wall surface of the gas table (A) to prevent the aluminum thin plate (1) from falling down.

In FIG. 3 and FIG. 4, the fixture (2) is a shallow bottom plate-shaped case body (4) in which a lower peripheral wall (4b) is erected on the periphery of a circular bottom wall (4a). The disk-shaped magnet piece (5) slightly thinner than the height of 4b) is housed, and the bottom surface of the magnet piece (5) is integrated with the inner bottom surface of the case body (4) with an adhesive or the like. When fixed to the wall surface of the gas table (A), the opening edge of the surface of the case body (4) contacts the wall surface of the gas table, and the surface of the magnet piece (5) slightly touches the wall surface. There are gaps so that they face each other.

The case body (4) and the magnet piece (5) may be square or rectangular instead of circular.

Further, a pair of standing protrusions (6) and (6) are provided on the outer bottom surface of the case body (4) so as to project therefrom.
(6) is penetrated through the through holes (7) and (7) formed in the magnet mounting portion at the lower end of the aluminum thin plate (1) and is fixed by bending on the back surface side of the aluminum thin plate (1). .
Therefore, the fixture (2) is a bent upstanding protrusion (6) (6).
And the back surface of the case body (4), that is, the outer bottom surface, sandwiches the aluminum thin plate (1) from the front and back, and the aluminum thin plate (1) is permanently and integrally coupled to the aluminum thin plate (1), and the coupling portion is a gas table. Even if exposed to the high heat generated in the furnace (B) of (A),
The binding force with the aluminum thin plate (1) does not change at all.

The standing protrusions (6) and (6) are formed as follows. That is, on the outer bottom surface of the case body (4), a metal plate piece (8) having a narrow rectangular width which is slightly longer than the diameter of the case body (4) has both ends in the outer diameter direction from the case body (4). It is fixed by a technique such as spot welding in a state of protruding to the outside. The fixed portions (8a) (8a) of the metal plate piece (8) are located at two intermediate portions in the longitudinal direction, and these fixed portions (8a)
Both of the rising projections (6) and (6) are formed by bending and raising both ends of the metal plate piece (8) with the (8a) as a fulcrum.

According to the rising protrusions (6) and (6) formed in this way, a spot welding method can be used to easily and reliably fix the portion to the case body (4), and the joining is much stronger than joining with a double-sided adhesive tape. In addition, the metal plate piece (8) can be bent and bent upright at both ends by simply bending and raising it with the fixed portions (8a) (8a) as fulcrums.

Standing projection piece (6) from metal plate piece (8) as described above
When (6) is folded up, the magnet piece mounting jig (9) as shown in FIGS. 5 and 6 can be used for extremely simple and reliable processing.

This magnet piece mounting jig (9) is a board surface (C) such as a workbench.
It is installed and used on the board (C),
A pair of pivot pins (10) (10) are projected in parallel,
One end of a pair of arms (11) (11) is pivotally attached to each pivot pin (10) (10) so as to be rotatable in the opening / closing direction.
Each of the arms (11) (11) has an arcuate holding portion (11a) (11a) that is convex outward, and the holding portion (11a) (11a).
And a support base (12) for the fixture (2) is arranged between the arcuate holding portions (11a) (11a).

The support base (12) has an oval shape in a plan view, and a storage recess (13) into which the fixture (2) can be fitted is formed in the central portion, and the support base (12) is provided on both sides of the storage recess (13). ), Linear slide grooves (14) (14) having an appropriate width reaching the outer end edge of () are continuously provided. Slide members (15) (15) longer than the slide grooves (14) (14) are slidable inward and outward in a state in which upward / downward removal is restricted.

The housing (4) having the fixture (2), that is, the magnet piece (5) is housed in the housing recess (13) with the outer bottom surface of the housing (4) facing upward. The bottom surfaces of the grooves (14) and (14) are formed so as to be flush with the outer bottom surface of the case body (4) or slightly higher. Then, the protruding end of the metal plate piece (8) fixed to the outer bottom surface of the case body (4) is provided on the upper surface of the inner end portion of the slide member (15) (15) arranged in the slide groove (14) (14). Engaging step portions (15a) (15a) with which the portions (8b) (8b) engage and abut.

With the magnet piece mounting jig (9) configured in this way,
Both ends of the metal plate piece (8) are bent and erected so as to stand up and stand up (6)
When forming (6), as described above, the case body (4)
With the outer bottom of the support facing upward, the storage recess (13) for the support (12)
7A, the protruding end portions (8b) (8b) of the metal plate piece (8) are slid onto the slide member (15) as shown in FIG. 7 (A).
It is suspended in the hanging stepped portions (15a) and (15a) of (15). Then, as shown in FIG. 7 (B), the central portion of the metal plate piece (8) is pushed by hand or with an appropriate jig from above so that the opening edge of the case body (4) is located in the storage recess (13). Push in until it touches the bottom. By this pushing-in operation, both ends of the metal plate piece (8) come into contact with the peripheral wall of the neck recess (13), and are bent halfway with the fixing portions (8a) (8a) as fulcrums.
Further, from this state, as shown in FIG. 7 (C), the operating rod frames (11b) (11b) of the pair of arms (11) (11) are operated in the closing direction to slide the sliding members (15) (15). ) Are slid toward each other, and both ends of the metal plate piece (8) are further bent with the fixing portions (8a) (8a) as fulcrums,
The standing protrusions (6) and (6) are formed.

The mechanism for opening / closing the arms (11) (11) is a mechanism for gripping the operating rods (11b) (11b), and the arms (11) (11) follow the rotation of the cam. Although various modes such as opening and closing can be adopted, the one shown in FIG. 5 shows one using a link mechanism as an example.

That is, in FIG. 5, in the operating rods (11b) (11b), there are elongated holes (1) orthogonal to the sliding direction of the slide members (15) (15).
6) (16) is bored, and the opposite connecting contact of the parallel link body (17) with one connecting contact fixed to this slot (16) (16) is slidably fitted, and the other connecting Operating sticks from points (18)
And pull the operating rod (18) toward you to move both arms (11) (11) in the closing direction close to each other, and by pushing the operating rod (18) in reverse, The arms (11) (11) are moved in the opening direction so as to be separated from each other so that the pressing of the slide members (15) (15) is released.

Further, the slide members (15) (15) are urged by springs or the like in the directions in which the slide members (15) (15) are separated from each other, so that the slide members (15) (15) open the arms (11) (11) following the operation. Can be moved in any direction.

Note that the present invention can be applied to various aluminum thin plate products used in a high heat environment, such as a range hood filter having a frame body made of an aluminum thin plate, in addition to the furnace guard shown in the above embodiment. is there.

[Effect of device]

As described above, according to the thin aluminum plate on which the magnet piece of the present invention is mounted, the case body (4) whose front surface is entirely open
The magnet piece (5) is housed and integrated in a state where the surface thereof is immersed in the inside of the case body (4) with a slight space from the surface open end of the case body (4). A thin rectangular metal plate piece (8) having a narrow rectangular shape is provided on the outer bottom surface, and both end portions of the thin metal plate piece (8) are fixed to the case body (4) by welding. Since the standing protrusions (6) and (6) formed by standing up from the part are made to penetrate through the aluminum thin plate (1) at appropriate places, and are bent and fixed to the aluminum thin plate,
The case body (4) having the magnet pieces (5) can be firmly fixed to the aluminum thin plate (1) by the upstanding projection pieces (6) and (6) without using the double-sided adhesive tape, and thus exposed to high heat. There is no fear that the bonding strength between the aluminum thin plate (1) and the case body (4) will be reduced even under the environment, and it is excellent for application to aluminum thin plate products used in high heat environments such as furnace furnace guards. It is possible to exert the effect.

Furthermore, the surface of the case body (4) is entirely open, and the magnet piece (5) housed and integrated in the case (4) has its surface slightly from the open end of the case body (4). Since there is a large space portion and it is immersed inside, the magnetic force can be efficiently made to act on the adherend surface entirely through this space portion, and the aluminum thin plate (1) can be adhered for a long period of time. It can be firmly fixed to the surface.

Further, according to the magnet piece mounting jig described in the claims, the case body (4) is accommodated in the storage recess (13) of the support base (12) so that the outer bottom surface to which the metal plate piece (8) is fixed faces upward. ), Both arms (11) and (11) are simultaneously operated in the closing direction to slide the slide members (15) and (15) in the direction in which they are close to each other, and the inner ends thereof are metal plates. The metal plate piece (8) is pressed against the protruding end surface of the piece (8),
Since both ends of can be bent with the fixed part as a fulcrum, the work load is significantly reduced compared to the case of manual work, not only can it be done efficiently, but the risk of damaging the hands etc. can be avoided, It is now possible to ensure the safety of.

[Brief description of drawings]

FIG. 1 is a front view of a furnace furnace guard to which the present invention is applied, FIG. 2 is a perspective view showing a state of use of the furnace furnace guard, and FIG.
Fig. 4 is an enlarged cross-sectional view taken along the section line III-III in Fig. 4, Fig. 4 is an enlarged perspective view of a partially cutaway fixture viewed from the back side, Fig. 5 is a plan view of a magnet piece mounting bracket, and Fig. 6 is Fig. 5. Cutting line at
Sectional views taken along line VI-VI, and FIGS. 7A to 7C are enlarged sectional views of essential parts showing the processing steps in sequence like a magnet piece mounting jig. (1) …… Aluminum thin plate, (4) …… Case body, (5)…
… Magnet pieces, (6) …… Standing projection pieces, (8) …… Metal plate pieces,
(11) Arm, (12) ... Support base, (13) Storage recess, (1
5) …… Slide member.

Claims (2)

[Scope of utility model registration request] 1. A magnet piece (5) is placed inside a case body (4) whose surface is entirely open, with its surface leaving a slight space from the open end of the surface of the case body (4). The case body (4) is integrated with the storage in the immersed state.
A thin rectangular metal plate piece (8) having a narrow rectangular shape is laid along the outer bottom surface of the, and the vicinity of both ends thereof is fixed to the case body (4) by welding. Standing protrusions (6) formed by standing up from the fixed portion.
(6) An aluminum thin plate having a magnet piece formed by penetrating the aluminum thin plate (1) in a proper position and bending and fixing the magnet piece. 2. A pair of arms (11) (11) pivotally attached to each other so as to be rotatable in an opening / closing direction, and a support base (12) arranged between the arms (11) (11). , The support (12)
A housing recess (13) for the case body (4) having the magnet piece (5) is provided in the central part of the and the slide members (15) (15) are slidably arranged inward and outward at both ends. The sliding member (15) (15) can be brought into contact with the projecting end of the thin metal plate piece (8) fixed to the back surface of the case body (4), and the outer end surface of the sliding member (15) (15) can be brought into contact with the pair of arms. (11)
A magnet piece mounting jig configured to be pressed by opposite side surfaces of (11).