KR101287515B1 - Safe hinge and manufacturing method of safe hinge - Google Patents

Abstract

PURPOSE: A hinge for a safe and a manufacturing method of a hinge for the safe are provided to reduce manufacturing periods, manufacturing costs, personnel costs, and material costs. CONSTITUTION: A manufacturing method of a hinge for a safe comprises as follows. A steel board (24) including a predetermined thickness is cut with pressure or a laser cutter and is bent in order to manufacture a hinge cover (21). A plurality of steel boards is laminated in order to correspond to the form of an upper part (28) of the hinge cover and is fixed by rivets (22,23). The bent part of the cover and the part in which the cover and the steel boards meet are welded, and a surface is smoothly polished.

Description

Safe hinge and manufacturing method of safe hinge

The present invention relates to a hinge for a safe and a hinge for a safe, and in detail, the existing method of cutting and polishing a cold rolled steel sheet made of a single mass takes a lot of work time and material costs. Therefore, in order to overcome such a problem, a plurality of steel plates having a predetermined thickness are cut in accordance with the upper shape of the hinge cover, and these are stacked and stacked at the same height as the upper cover, but at least one rivet fastener is formed to form a steel plate. The present invention relates to a method of manufacturing a hinge for a vault and a hinge for a vault in which a rivet is firmly laminated with a rivet and a locking step inserted into a locking step coupling groove formed in a vault door and a pin insertion hole into which a pin is inserted to a predetermined depth.

In general, safes are used to store valuables, money, and important documents from fire or theft, and are installed inside stores handling valuables or companies that handle important documents, and safely store valuables, money, and important documents from outsiders. have.

Safes are largely divided into safes used in indoor spaces such as homes, various types of shops, offices, and company accounting departments, and safes embedded in concrete walls.

The safe used in the room has a body for accepting valuables, money and important documents, an opening and closing door for storing valuables, money and important documents, and a lock installed in the opening and closing door to act as a lock. It is divided into devices.

Typically, those who steal safes use drills and / or oxygen cutters as a means of destroying safes to remove valuables, bills, and important documents inside the safes, and drill or cut holes to bring valuables, money and major items as quickly as possible. Attempt to steal documents, such as documents.

One way to protect valuables, money, and important documents from these activities is to improve the anti-fogging force to withstand the use of drills and / or oxygen cutters to protect valuables, money, and important documents as much as possible.

In other words, providing a safe made using the anti-glare board with improved anti-theft power, and enduring as long as possible from the attempted destruction of the provided safe to secure the longest possible time for the relevant security company or related personnel to dispatch and arrive. very important.

Conventional safe hinges in one mass Since the produced cold-rolled steel sheet is cut and polished, it takes a lot of work time and labor costs and material costs, and it is not easy to meet the delivery date due to the nature of the vault that is made to order. have.

In Japanese Patent Laid-Open No. 2001-0090221, the hinge can be installed in a completely embedded state on the wall or the door so that the exterior is beautiful when the door is installed, and the assembling parts are not exposed even through the door opening, so that separation work or damage from the outside is prevented. It is difficult to provide a hinge for a door, which is difficult, and a safe hinge for a high degree of protection, and is not related to the ease of manufacture or the reduction of material cost.

Registered Utility Model Publication No. 20-0202027 is designed to precisely control the rotation of the door while maintaining the confidentiality of the door and expanding the range of rotation of the door, but it is far from the hinge for the high-strength safe. It is not related to the ease of use or the reduction of material cost.

The problem to be solved by the present invention is to cut the steel plate having a predetermined thickness with a laser cutting machine or a cutter for cutting pressure and then bending to produce a hinge cover, hinged steel plate having a predetermined thickness to match the upper shape of the hinge cover After fabricating and stacking a plurality of pieces according to the upper shape of the cover, fixing them with rivets, welding the bent portion of the cover and the place where the cover and the lamination steel plate meet, and then smoothly polish the surface to improve working time, manufacturing cost, labor cost and It is to provide a hinge and a hinge manufacturing method that can reduce the material cost.

Another problem to be solved by the present invention is to form a locking jaw in a position where the steel plate for lamination is fastened with the safe door to be inserted into the locking jaw fastening groove formed in the safe door, and then welded and firmly attached, and always a constant position It is designed and installed to be attached to the main body to maintain product uniformity and shorten assembly manufacturing time.

The problem solving means of the present invention is to cut the steel plate having a predetermined thickness with a laser cutting machine or a cutting machine in order to shorten the working time and save material costs, then folded into a designed shape to produce a cover of the hinge, bending of the hinge cover By manufacturing a plurality of steel plates having a predetermined thickness in accordance with the upper shape and laminating them to form a steel plate to the same as the upper cover height, and forming at least one rivet fastener for fastening and fixing the laminated steel plate Fixing by rivets, the locking jaw formed in the safe door to be inserted into the locking groove and the locking jaw formed so that it can be firmly fixed by welding is provided to the hinge for the safe formed with a predetermined depth.

Another problem solving means of the present invention is to cut the steel plate having a predetermined thickness with a laser cutter or cutter in order to shorten the production time and save material costs, and then folded into a designed shape to produce a hinge cover, the cover upper shape Manufacturing a plurality of steel plates for lamination having a predetermined thickness with rivet fasteners and pin insertion holes formed in accordance with the above, and laminating steel plates for lamination at the same height as the upper cover to fix them with rivets to fix them on the top of the cover. The present invention provides a method of manufacturing a hinge for a safe, comprising: welding and joining at least one point where a steel plate and a cover fixed to the upper part meet.

Another problem solving means of the present invention does not form a pin insertion hole into which the fastening pin is inserted into the steel sheet for lamination located at the top of the hinge cover, a rivet fastener for firmly fixing by inserting the rivet is formed, the rest The steel sheet for lamination is formed with a pin insertion hole for inserting a pin and a rivet fastener for inserting and fixing with a rivet, and can be manufactured by varying the number of lamination steel sheets and the thickness of the lamination steel sheet according to the hinge size. It is to provide a hinge for a safe and a method of manufacturing the same.

According to the present invention, a hinge cover is manufactured from a steel plate, and a plurality of steel plates having a predetermined thickness corresponding to the shape of the cover are manufactured and laminated. Then, the hinge cover is fastened to the upper part of the cover, the bent portion of the cover and the steel laminated with the cover. Since the surface of the plate is welded and then polished to produce a smooth surface, there is an advantageous effect of reducing the manufacturing cost and material cost.

Another effect of the present invention is to produce a hinge cover by cutting the steel plate with a laser cutting machine or a cutting machine using a computer program, bending the cut hinge cover to create a hinge shape, fit the upper shape of the hinge cover The steel plate for lamination is manufactured to be laminated and assembled, which greatly reduces manufacturing time and labor costs.

Another effect of the present invention can be firmly welded by inserting and fastening into the locking jaw fastening groove formed in the safe door by forming a locking jaw in a position where the hinge is produced by inserting and fixing the laminated steel plate to the hinge cover. In addition, since the operator can always insert and install in a certain position of the vault door to maintain the ease of work, uniformity and robustness of the product regardless of beginners.

Figure 1 shows the unfolded shape of the hinge cover surrounding the outside of the hinge according to the invention.
Figure 2 shows the side of the hinge designed and manufactured according to the present invention.
Figure 3 shows the shape seen from the top of the hinge designed according to the present invention.
4 is a cross-sectional view of a shape in which a hinge designed and manufactured according to the present invention is fastened to a safe door.

Hereinafter, the present invention will be described in detail.

The hinge for the safe according to the present invention cuts a steel plate having a predetermined thickness with a laser cutter or a cutter in order to shorten the working time and save material costs according to the manufacturing, and then fold it into a designed shape to produce a hinge cover.

The hinge cover designed and manufactured according to the present invention may be divided into upper and lower parts, and an upper part of the cover is laminated with a steel plate for lamination, and a lower part is formed into an empty space for aesthetics.

The steel plate for lamination located on the upper part of the hinge cover is formed with a pin insertion hole into which a pin for fastening the safe body is inserted, and a rivet fastener for fixing the steel plate laminated to a predetermined thickness by inserting and combining rivets. It is formed, the locking jaw is formed to fix the steel plate laminated to a predetermined thickness to the safe door.

One or more than two or more of the laminated steel sheets positioned on the cover of the hinge may not have a pin insertion hole for inserting a pin for fastening with the body. A specific embodiment of the present invention will be described.

<Examples>

&Lt; Example 1 >

A first embodiment of the present invention will be described with reference to the drawings. Embodiment 1 relates to a hinge for a safe designed and manufactured according to the present invention. Figure 1 shows the shape of the hinge cover unfolded in accordance with the present invention designed and manufactured.

Figure 2 shows a side view of the hinge designed and manufactured according to the present invention, Figure 3 shows a shape viewed from the top of the hinge designed and manufactured according to the present invention.

The hinge for the safe according to the present invention cuts the steel plate having a predetermined thickness with a laser cutting machine or a cutter (press) in order to shorten the manufacturing time and reduce the material cost according to the manufacturing, and then manufacture the hinge cover by folding it into a designed shape. .

1 is a shape in which the hinge cover produced according to the present invention is cut by a laser cutter or a press cutter.

In the case of a laser cutting machine, the laser beam is moved while cutting a steel sheet according to a shape input by a worker through a monitor connected to a computer controlling the laser cutting machine. The operator can enter each hole location to form a pin insertion hole and a rivet fastening hole.

In the specification of the present invention, the term 'hinging cover' is shortened and used interchangeably with the term 'cover', and they have the same meaning.

The cover (21 in FIG. 2) is preferably manufactured using a steel plate between 1 mm and 3 mm, and these values can be designed and manufactured by deforming beyond the above limited range.

The hinge cover 11 of FIG. 1 manufactured according to the present invention may be divided into an upper part (12 in FIG. 1) and a lower part (13 in FIG. 1), and a steel plate for lamination is laminated on the cover upper part (12 in FIG. 1). The lower part of the cover (13 in FIG. 1) is formed to bring out the aesthetic appearance of the safe, and the inside is formed into an empty space.

Conventional hinges are produced by cutting and grinding one cold rolled steel sheet lump, which greatly increases the cost of materials forming the lower cover and increases the working time for manufacturing.

If necessary, the lower portion of the hinge may not be formed.

On the hinge cover top, the steel plate for lamination (24 in FIG. 2) is fixed and fastened, and a pin for fastening with the safe body is inserted.

The thickness of the laminated steel sheet (24 in Fig. 2) is preferably produced using a steel plate between 3 mm and 10 mm, and in consideration of the ease of manufacture, such numerical value is deformed beyond the numerical limit to design and manufacture. Can be.

The steel plate for lamination (24 in FIG. 2) includes a pin insertion hole (26 in FIG. 2) into which a pin is inserted to fasten with the body of the safe, and a steel plate 24 laminated to a predetermined thickness with rivets (23, 24). One or more rivet fasteners (33, 34 of Figure 3) for inserting and fixing is formed.

At least one locking jaw (35 and 36 in FIG. 3) is formed at a position for fixing the steel plate laminated to a predetermined thickness to the safe door so as to be firmly welded by being inserted into the locking jaw fastening groove formed in the safe door. .

One or more steel plates (25 in FIG. 2) located at the top of the steel plates for lamination located on the hinge cover or at least one of the steel plates for lamination located at the top thereof are pins for fastening with the safe body (see FIG. 2). 27) the pin insertion hole (32 in Fig. 3) for inserting may not be formed. This is because the pin (27 in Fig. 2) is designed and manufactured so that only a certain depth is inserted from the bottom of the hinge.

According to the size of the hinge can be produced by varying the number of laminated steel sheet and the thickness of the laminated steel sheet (24 in Fig. 2).

"Steel plate for lamination" and "steel plate for lamination" in the specification have the same meaning, it is used interchangeably.

As shown in FIG. 2, a plurality of steel plates having a predetermined thickness are manufactured in accordance with the upper shape of the bent hinge cover, and these are stacked and inserted into and fixed to the upper portion of the cover (28 in FIG. 2) to produce a hinge.

The laminated steel sheet (24 in FIG. 2) is riveted (22, 23 in FIG. 2) using one or more rivet fasteners (33, 34 in FIG. 3) formed before inserting and fastening on the cover (21 in FIG. 2). Fix firmly by joining.

It is preferable to form two rivet fasteners (33 and 34 of FIG. 3) as shown in FIG. 2 in order to fix firmly without twisting.

A plurality of laminated steel sheets (24 in FIG. 2) fastened by rivets are fastened and fixed to the upper portion of the cover (28 in FIG. 2), and then firmly fixed by welding at one or more points where the cover and the laminated steel plates meet. Hinges are secured to the cover and laminated steel sheet is manufactured.

In the case of painting with paint on the outside, when the safe door is closed for aesthetics, the part exposed to the outside includes a means for smoothly polishing the surface.

The locking jaw (35, 36 of Figure 3) is formed as long as the thickness of the laminated steel plate inserted into the locking jaw fastening groove (48, 49 of Figure 4) formed in the safe door and the safe door along the laminated steel plate The steel plate is firmly joined by welding.

Due to this welding, a more firm connection can be achieved between the laminated steel sheet and the steel sheet.

&Lt; Example 2 >

Embodiment 2 according to the present invention relates to a method of manufacturing a hinge for a safe. That is, Example 2 specifically describes a method of manufacturing a hinge according to the present invention described in Example 1 above.

Hinge manufacturing method for a safe according to the present invention, after cutting the steel plate having a predetermined thickness with a laser cutter or a cutter in order to shorten the production and work time and save material costs, the hinge cover (fold of Figure 1 11) )).

In addition, the manufacturing method of the hinge for the safe is a step of manufacturing a plurality of laminated steel sheet (24 in Figure 2) having a predetermined thickness by using a laser cutter or a cutter in accordance with the shape of the cover upper portion (28 in Figure 2). It includes.

At this time, it is preferable to simultaneously form the pin insertion hole (26 in FIG. 2) and the rivet fasteners (33 and 34 in FIG. 3), but one additional step of forming the required hole may be added separately.

The steel plate located at the top end (25 of FIG. 2) or the upper part of the steel plate for lamination does not form a hole for fastening with the body, and the steel plate laminated at the position where the pin (27 in FIG. 2) is inserted. The pin insertion hole (26 of FIG. 2) for the pin insertion is formed.

A stack of steel plates (24 in FIG. 2) are stacked to the same height as the cover top (28 in FIG. 2), and the rivets are inserted into the rivet fasteners (33 and 34 in FIG. Step 37), the step of fastening and laminating, and then fastening and fixing the cover top (28 of FIG. 2), and then welding and fixing at one or more points where the cover and the laminated steel plate meet.

Smoothing the welding site exposed to the outside and the non-uniform surface exposed to the outside, it may further comprise the step of painting in a desired color.

In addition, in the same manner as in Example 1, the steel plate for lamination may be formed with two or more rivet fasteners so as to firmly stack the steel plate without twisting when laminated.

The steel plate for lamination is inserted into the locking projection fastening groove formed in the safe door to attach the hinge, and then firmly fix the steel plate and the safe door, and the laminated steel plate and steel plate by welding, Regardless of the novice worker, at least one locking jaw (35, 36 of FIG. 3) is formed to enable easy manufacture without mistakes at all times.

The hinge cover may be manufactured in a shape in which both top and bottom portions are formed, or in a shape in which only the top portion is formed.

Figure 4 is a cross-sectional view showing the shape of the hinge fastened to the safe door made in accordance with the present invention, the locking door (50 in Figure 4) is fastened to the locking jaw (45, 46 in Figure 4) formed on the hinge Jaw fastening grooves (48, 49 of Figure 4) are formed. 51 in FIG. 4 is the body frame of the safe.

Based on the method of manufacturing the hinge for the safe of Example 1 described in the present specification and the hinge for the safe of Example 2, those skilled in the art to which the present invention pertains will be capable of various modifications, and such modifications are also possible. It belongs to the protection scope of the present invention.

The present invention is to cut the steel plate having a predetermined thickness with a laser in order to shorten the working time and save material costs, and then folded into a designed shape to produce a cover of the hinge, the predetermined thickness in accordance with the upper shape of the hinge cover produced Form a plurality of steel plate with a stack of these to form the thickness of the hinge to match the top shape of the cover, and to form a rigid fastening of the laminated steel plate by fixing one or more rivet fasteners, fixed to the vault door Since the locking jaws formed to be firmly inserted into the formed locking jaw fastening grooves and the pin insertion holes into which the pins are inserted into the hinges are provided with a safe hinge having a predetermined depth, the manufacturing time can be shortened and the material cost can be saved. Industrial availability is very high.

11; Cover 12; Cover top
13; Lower cover
21; Covers 22 and 23; Rivet
24; Laminated steel sheet 25; Laminated Steel Sheet
26; Pin inlet 27; pin
28; Cover top 29; Lower cover
31; Cover 32; Pin insertion hole
33, 34; Rivet fasteners 35, 36; Jaw
37; Laminated Steel Sheet
41; Cover 42; Pin insertion hole
43, 44; Rivet fasteners 45, 46; Jaw
47; Laminated steel sheets 48 and 49; Locking jaw
50; Vault door 51; Safe box

Claims (12)

In the hinge for the safe,
A hinge cover formed by cutting and bending the steel plate to weld and fix the external aesthetic tube and the laminated steel plate when the assembly is fastened;
According to the upper shape of the bent hinge cover manufactured by manufacturing a plurality of steel plates formed with rivet fasteners and pin insertion holes laminated to a plurality of steel plates to the height of the hinge cover to insert the hinge cover to produce a hinge,
When stacking a plurality of steel plates for lamination to form one or more rivet fasteners for firmly laminated coupling without twisting,
The steel plate for lamination is formed with one or more locking jaws for fastening and inserting into fastening grooves formed in the safe door to facilitate work during fabrication and manufacture a uniform product.
Firmly inserted and fixed by riveting one or more rivet fasteners formed on a plurality of laminated steel plates,
After inserting and fastening a plurality of steel plates in which the rivets are inserted into the upper part of the hinge cover, welding and fixing a plurality of steel plates laminated with the hinge cover to form a firm hinge.
The steel plate for lamination forms a pin insertion hole for inserting a fastening pin for fastening the safe body and the safe door, but does not form a pin insertion hole in a plurality of steel plates stacked on the upper or upper part including the top end. ,
Hinges for safes made by forming the inner space of the lower part of the hinge cover to reduce material costs. delete delete delete The method according to claim 1,
To manufacture the safe hinge, the thickness of the steel plate for lamination is a hinge for a safe, characterized in that between 4 mm and 10 mm in consideration of ease of cutting and fabrication. In the hinge for the safe,
A hinge cover formed of only an upper portion of the steel plate laminated by cutting and bending the steel plate in order to weld-fix the external aesthetic tube and the laminated steel plate during the fastening assembly; And
According to the upper shape of the bent hinge cover manufactured by manufacturing a plurality of steel plates formed with rivet fasteners and pin insertion holes laminated to a plurality of steel plates to the height of the hinge cover to insert the hinge cover to produce a hinge,
When stacking a plurality of steel plates for lamination to form one or more rivet fasteners for firmly laminated coupling without twisting,
The steel plate for lamination is formed with one or more locking jaws for fastening and inserting into fastening grooves formed in the safe door to facilitate work during fabrication and manufacture a uniform product.
Firmly inserted and fixed by riveting one or more rivet fasteners formed on a plurality of laminated steel plates,
After inserting and fastening a plurality of steel plates in which the rivets are inserted into the upper part of the hinge cover, welding and fixing a plurality of steel plates laminated with the hinge cover to form a firm hinge.
The steel sheet for lamination forms a pin insertion hole for inserting a fastening pin for fastening the vault body and the vault door, but does not form a pin insertion hole in a plurality of steel sheets stacked on the upper or upper part including the upper end. Hinges for safes. delete In the manufacturing method of the hinge for the safe,
Cutting the steel sheet with a cutter and then bending to produce a hinge cover; And
According to the hinge cover upper shape comprising the step of manufacturing a plurality of steel plate for the lamination is formed with a pin insertion hole and two or more rivet fasteners,
Stacking a plurality of steel plates for lamination to the same as the hinge cover upper height, and firmly bonding and fixing with rivets;
Inserting and fastening a steel plate laminated on the hinge cover to be firmly coupled with rivets, and then joining by welding to one or more points where the steel plate and the hinge cover joined to the hinge cover are joined to form a rigid hinge;
Forming at least one locking jaw for inserting into the fastening groove formed in the safe door to facilitate the work during assembly fabrication and to produce a uniform product in the steel plate for lamination;
The steel plate for lamination forms a pin insertion hole for inserting a fastening pin for fastening the safe body and the safe door, but does not form a pin insertion hole in the case of a plurality of steel plates including the top or top. Making;
A hinge manufacturing method for a safe, characterized in that it comprises the step of forming an inner space of the lower portion of the hinge cover to reduce the material cost. delete delete delete The method according to claim 8,
The hinge cover is a hinge manufacturing method for a vault, characterized in that the upper and lower is formed in both the shape or only the top formed shape.

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