KR101941212B1 - Jig plate for manufacturing panel door cover and manufacturing method of panel door cover using same - Google Patents

Abstract

The present invention relates to a jig plate for manufacturing a panel door cover and a method for manufacturing a panel door cover using the same, in which the jig plate is configured to weld individually divided panels to complete the panel door cover, whereas the individually divided panel is fixated in a state of being arranged at a right position such that the panel door cover is repetitively manufactured rapidly and easily. The present invention provides the jig plate for manufacturing the panel door cover, comprising: a worktable in which upper parts of a plurality of legs are formed to have a plate shape; a fixation plate fixated on an upper surface of the worktable and forming a plurality of female threaded bolt holes, arranged at regular intervals or at irregular intervals in a width direction; a side surface reference bar formed to have a square pillar shape to be fixated at a lower part of an upper surface of the fixation plate and seating an outer side curved surface with an L shape at an outer side of a first side panel; a lower surface reference bar formed to have a square pillar shape to be fixated at a lower part of an upper surface of the fixation plate and meeting the side surface reference bar at a right angle to come into contact with a vertical surface of a lower part of a lower panel; a plurality of jig bars formed to have a square pillar shape, arranged at upper parts of the bolt holes, existing at positions corresponding to a size of the panel door cover, among a plurality of the bolt holes, and coming into contact with the first and the second side panel, the lower panel and the divided panels to be seated on right positions; and fixation bolts forming male thread on the outer circumference of a lower part, penetrated though the jig bars and then coupled to the bolt holes to fixated the jig bars.

Description

[0001] The present invention relates to a jig plate for manufacturing a panel door cover and a panel door cover using the jig plate for manufacturing the panel door cover,

The present invention relates to a jig plate for manufacturing a panel door cover and a method of manufacturing the panel door cover using the same. More particularly, the present invention relates to a jig plate for manufacturing a panel door cover, A panel door cover manufacturing jig for making a panel door cover to be fast, simple and repetitive by welding after fixing the jig bar so that each panel is seated on the top surface of the fixing plate so as to make a panel door cover, And a method of manufacturing a panel door cover using the same.

Generally, a fire hydrant or water detecting device installed in a room, outside, or outside of a building is generally provided inside the enclosure, and a panel door cover (a PD cover) provided with a door that can be opened and closed by a rotary type is installed in front of the enclosure It is used to suppress fire quickly in an emergency such as a fire, or to pre-inspect and control the water flowing to the water, sewer or river.

The material of the enclosure is made of durable steel material to prevent corrosion and the panel door cover is made of stainless steel which is coated with powder for the reason of being exposed to the outside or is light, durable and corrosion-resistant.

As described above, the panel door cover is formed so that an opening is formed and a door is provided at the opening thereof to take out the equipment stored in the inside of the casing, and as a result of this prior art, patent registration No. 1092238 (name: A first step of preparing a rectangular panel, a second step of forming a rectangular through-hole on the panel, and a step of cutting each corner of the through-hole into a linear shape A third step of forming a first incision part and a fourth step of firstly folding the inner end parts of the through hole toward the rear of the panel with the first incision part therebetween to form a first mounting end, And a fifth step of bending a part of the first folded stepped portion along the inner side of the through hole to form a second stepped end.

Therefore, the prior art does not involve the welding work and the work of attaching the sheet paper to the welding site, so that it is possible to shorten the work flow and the air, reduce labor costs, Therefore, the effect of not damaging the aesthetics even after the installation is completed is obtained.

However, the size of the housing is generally sized according to the equipment to be installed therein, and the size of the panel door cover to be fixed to the housing is also formed to be large enough to be fixed to the housing. However, Shapes are applied differently.

For example, the panel door cover of the fire hydrant is closed at the upper part, the door at the center part is provided with a warning lamp and a warning speaker, and a relatively large door is installed at the lower part so as to take out the fire hose and the like. On the other hand, in the case of a storage box equipped with a device for controlling the flow of water, the upper part is closed and the lower part is provided with a door for operating the equipment. Therefore, the panel door cover has a total size formed by the standard, but since the inner shape must be formed differently depending on the place of use, the manufacturing method for producing a product as in the prior art is not suitable and the above problem can not be solved.

In addition, since the cover frame of the prior art forms an opening portion by pressing a large panel of a plate, there is a problem that the material loss is large and thus the cost for re-assembly is increased. Particularly, The manufacturing time of the cover frame is increased, and thus the operation cost including the labor cost of the worker is increased.

SUMMARY OF THE INVENTION The present invention has been conceived in order to solve the above-mentioned problems, and it is an object of the present invention to provide a panel door cover which is constructed such that divided panels are welded to each other, And to provide a method for manufacturing a panel door cover using the jig plate for manufacturing the panel door cover.

The present invention is configured as follows to achieve the above object. That is, the first side panel disposed on one side, the second side panel disposed on the other side, the upper and lower panels disposed on the upper and lower sides of the first and second side panels, and the first and second side panels A jig plate for manufacturing a panel door cover, comprising: a work table on which a plurality of legs are formed in a plate shape; and a plurality of female screws formed on the upper surface of the work table at irregular intervals A lateral reference bar formed in a square pillar shape and fixed to one side of the upper surface of the fixed plate and having an outer bent surface formed on the outer side of the first side panel, And is fixed to the lower surface of the upper surface of the fixing plate, And a plurality of bolt holes formed in a square pillar shape are respectively disposed above the bolt holes at a position corresponding to the size of the panel door cover so that the first and second side panels, And a fixing bolt for fixing the jig bar by being fixed to the bolt hole after passing through the jig bar.

In addition, the leveling portion is detachably attached to the side surface of the jig bar and the magnet so that the horizontal or vertical state of the jig bar fixed by the fixing bolt can be checked and adjusted.

In the bolt holes formed at the upper surface of the fixing plate, bolt holes at corresponding positions on which the first side panel, the second side panel, the lower panel, and the partition panel, which are divided to constitute the panel door cover, A step of fixing the jig bar with a fixing bolt after disposing the bar, and a step of contacting the outer bent surface bent in the " a " form on the outer side of the first side panel with the inner side surface of the side bar fixed to one side of the fixing plate And a first side panel in contact with an inner surface of a lower surface reference bar fixed to a lower portion of the fixing plate and having a first vertical surface and a first hinge hole passing through the upper vertical surface, Fixing the lower panel to the upper side of the first side panel and the upper panel constituting the panel door cover and then fixing them by spot welding; A step of disposing a bending panel formed by bending the upper and lower panels in the lower panel and the upper panel so that the horizontal surface is projected to the outside, The partition panel having the hinge holes is inserted and seated between the jig bars spaced upward and downward from the plurality of jig bars arranged at the rear door in the plurality of jig bars in the fixing plate, A step of fixing the side panels by spot welding after forming the openings in the panel door cover by fixing the side panels by spot welding, fixing the other side of the lower panel, the upper panel and the split panel by spot welding after making contact with the other side of the second side panel, And a hinge pin bracket provided with a first hinge pin which is lowered by a restoring force when the spring is installed and the force is removed after pulling up the upper portion of the second hinge hole A step of welding the first hinge pin to the second hinge hole by spot welding on the first and second side panels, the first and second side panels, the upper and lower panels, and the split panel, Removing the panel door cover from the fixing plate; inserting the panel door cover into the opening formed by the partition panel in the panel door cover, inserting the first hinge pin into the upper portion and the second hinge pin from the lower portion; And a door that is inserted and opened and closed with the panel door cover is installed.

As described above, according to the present invention, the panel door cover is constituted by the divided first and second side panels, the upper and lower panels, and the divided panel, and each of the divided panels is fixed And then fixed by spot welding. Thus, there is a great effect that the panel door cover can be repeatedly manufactured repeatedly using the state that the jig bar is fixed.

In addition, when the inside shape of the panel door cover is made different, the jig bar is fixed to the corresponding bolt hole of the bolt holes formed in the fixing plate, so that it is possible to quickly and simply cope with the internal change of the panel door cover, There is an effect that can be.

Further, when the jig bar is provided with the gap adjusting hole, if the jig bar does not have a bolt hole at the position where the panel is to be seated, the jig bar is moved in the upward and downward directions or the left and right direction, And is disposed in the correct position.

Since the leveling device can be detachably attached to the jig bar, when the jig bar is fixed to the initial fixing plate, the vertical or horizontal condition can be visually confirmed and fixed, thereby preventing defective or shifting when each panel is welded. There is an effect.

1 is an exploded perspective view showing a jig plate according to the present invention.
Fig. 2 is an exploded perspective view of the main part of Fig. 1,
3 is a perspective view showing a state in which the first side panel is seated on the jig plate according to the present invention;
Fig. 4 is a front sectional view showing a state in which the first side panel of Fig. 3 is seated between the side reference bar and the jig bar
5 is a perspective view showing a state in which upper and lower panels and a divided panel according to the present invention are seated on a jig plate;
6 is a perspective view showing a state in which a bending panel according to the present invention is fixed to upper and lower panels, respectively;
7 is a perspective view showing a state in which the second side panel according to the present invention is seated on the jig plate;
8 is a perspective view showing a state in which the hinge pin bracket according to the present invention is fixed;
FIG. 9 is a perspective view showing a state in which the fixed panel door cover according to the present invention is removed from the jig plate. FIG.
10 is a perspective view showing a state in which a door is installed on a panel door cover according to the present invention.
11 is a perspective view showing a state where a leveling instrument is detached and attached to a jig bar according to the present invention.
12 is a perspective view showing a state where a leveling device is attached to a mounting groove formed in a jig bar according to the present invention;
(A) is a perspective view (B) in which a first width direction long hole is formed, and FIG. 13 (B) is a perspective view in which a second width direction long hole is formed,
14 is a block diagram of a process for manufacturing a panel door cover using the jig plate according to the present invention

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 to 10, the jig plate 200 of the present invention comprises a first and a second side panels 110 and 120, respectively, each of which is divided to complete a panel door cover 100, A fixing plate 220 fixed to one side of the fixing table 220 and fixed to the upper portion of the working table 210 to receive the respective panels; A jig bar 250 fixed to the fixing plate 220 and guiding each panel to be seated at a predetermined position, a guide bar 240 fixed to the bottom of the fixing plate 220, And a fixing bolt 260 for fixing the jig bar 250 to the fixing plate 220.

The panel door cover 100 is configured to be fixed to the front side of the opening of the housing so as to install the door 180. The panel door cover 100 is completed by fixing the divided panels.

The panel door cover 100 includes a first side panel 110 disposed at one side thereof and a second side panel 110 disposed at a position spaced apart from the first side panel 110 in the width direction. A panel 120 and upper and lower panels 140 and 130 arranged to fix both ends of the first and second side panels 110 and 120 between the first and second side panels 110 and 120, And a partition panel 150 disposed across the side panels 110 and 120 to divide the openings.

Further, the bending panel 160 is further bent to be fixed to the upper and lower panels 140 and 130.

The first and second side panels 110 and 120 have outer bent surfaces formed by bending both ends of the first and second side panels 110 and 120 to complete the panel door cover 100, So as to be brought into contact with the inner side surface of the opened rim of the housing and fixed by spot welding.

The work table 210 is configured to support the fixing plate 220 so that the worker can work in a comfortable posture. The work table 210 is formed in a plate shape and each leg is formed to have a height at the lower four corners.

The fixing plate 220 is fixed to the upper surface of the work table 210. The first and second side panels 110 and 120 and the upper and lower panels 140 and 130 and the partition panel 150 And a plurality of bolt holes 221 having a female screw are formed on the upper surface of the panel door cover 100 so as to be fastened to a fixing bolt 260 Respectively.

In addition, the bolt holes 221 may be arranged at regular intervals on the fixing plate 220. In the state where the bolt holes 221 are formed at regular intervals in the longitudinal direction, the intervals in the width direction are irregular intervals, As shown in FIG.

The side reference bar 230 is fixed to one side of the fixing plate 220, that is, the side where the first side panel 110 is seated, And the outer curved surface of the first side panel 110 is seated on the inner surface and the upper surface to be disposed in the correct position.

The lower reference bar 240 is firmly fixed to a lower portion of the fixing plate 220 such that the lower panel 130 is seated on the inner surface of the lower reference bar 240, The lower vertical surface of the lower panel 130 is seated and positioned at a predetermined position, and then fixed to the first side panel 110, which has one end thereof, by spot welding.

Accordingly, when the reference bar 240 and the side bar 230 are fixed at right angles as in the case of the "? &Quot; shape, the longitudinal direction and the width direction corresponding to the height of the panel door cover 100 are properly positioned It is possible to arrange the two panels of the panel door cover 100 in the longitudinal direction and the width direction, so that the remaining panels can be arranged without regard to the longitudinal direction and the width direction, And has the convenience of work that can be performed.

The jig bar 250 is formed in a square pillar shape so that each panel can be inserted and seated with an interval between the side surface reference bar and the bottom surface reference bar 240 fixed to the fixing plate 220 And a fixing bolt 260 to be described later penetrates the fixing bolt 260 and then is fixed to the bolt hole 221 so that the jig bar 250 is fixed to the fixing plate 220 ) On the upper surface.

Accordingly, the interval adjusting slots 251 are formed at least two or more so as not to be arbitrarily rotated after the jig bar 250 is fixed, and the fixing bolts 260 may be respectively installed on the jig bars 250 to prevent them from being arbitrarily rotated.

In addition, when the fixing bolt 260 is completely fixed, the gap adjusting long hole 251 is formed as a long slot in the longitudinal direction, And is movable in the left and right directions.

When the bolt hole 221 is not formed at the position where the jig bar 250 is disposed by adjusting the length of the gap adjusting hole 251 as described above, And then moved and contacted by the interval adjusting slots 251 to the positions where the divided panels are positioned, respectively.

The jig bar 250 is formed as a square pillar so as to form one reference surface 252 formed on the outer surface so that the respective panels are seated in the correct position and a reference surface 253 formed on the inner surface of the jig bar 250, Side reference plane 254 and a lower-axis reference plane 255 formed at the lower-end side.

The jig bar 250 is configured such that a plurality of jig bars 250 are arranged in the longitudinal direction so that one inner side reference surface 252 is in contact with the inner vertical surface of the first side panel 110, So that the first side panel 110 is seated in a predetermined position at an interval therebetween.

Next, a plurality of lengths (lengths) are formed in the jig bar 250 such that the inner side vertical surface and the other side reference surface 253 are in contact with each other at a position spaced apart from the jig bar 250 by a width of the lower panel 130 Direction.

In this case, the panel door cover 100 is divided into an interval between the upper reference surface 254 of the jig bar 250 and the lower reference surface 255 of the other jig bar 250, The panel 150 is inserted and arranged so as to form openings on the upper and lower sides with respect to the divided panel 150, respectively.

The jig bar 250 may be fixed to the bolt hole 221 at a corresponding one of the plurality of bolt holes 221 formed in the fixing plate 220, It is possible to produce an effect that can be produced by adjusting the intervals according to the different internal shapes and sizes of the inner surface of the body.

On the side of the jig bar 250, a level 270 is vertically or horizontally detachable.

11, a magnets 271 are installed on one side of the jig bar 250 that is fixed to the jig bar 250 so that the magnetic force can be fixed to the jig bar 250, And is detachably attached using a magnetic force.

That is, since the interval adjusting long hole 251 formed in the jig bar 250 is not fastened to the fixing bolt 260, the inner diameter of the adjusting bolt 251 is formed to be relatively larger than the outer diameter of the fixing bolt 260, The jig bar 260 penetrates through the bolt hole 221 and the jig bar 250 can be inclined and fixed by the gap between the inner and outer diameters in the fastening process.

Accordingly, when the jig bar 250 is vertically or horizontally positioned, the leveling unit 270 can fix the fixing bolts 260 by fixing the bubbles to the center after the operator visually confirms the state of the bubbles. As a result, It is possible to prevent warpage or buckling phenomenon generated during fixing, thereby preventing the production of defective products.

Further, as shown in FIG. 12, the side surface of the jig bar 250 is formed with a concave mounting groove 272, which is open at the top thereof, so that the leveling device 270 can be magnetically attached to the inside of the leveling device 270, So that the bubbles of the bubbles 270 are exposed to the outside through the open top.

At this time, the side surface of the leveling part 270 inserted into the mounting groove 272 is formed so as not to be exposed to the outside of the side surface of the jig bar 250, so that when the respective panels are disposed, So that the leveling unit 270 is installed in the jig bar 250 without being removed.

13, a first width direction long hole 251a which can be received by moving the fixing bolt 260 in a one-directional width is formed in a state of being in communication with the gap adjusting long hole 251 in a " Or a second width direction elongated hole 251b which is movable in a " + " shape so as to move in a bidirectional width may be formed.

Therefore, the jig bar 250 can be moved in the longitudinal direction using the jig adjusting long hole 251, and the first and second width direction elongated holes 251a and 251b can move the jig bar 250 in the width direction The jig bar 250 can be moved in the longitudinal direction and in the width direction even if the upper surface of the fixing plate 220 does not have the bolt hole 221 at the position where the jig bar 250 is disposed in the right position, So that each panel can be placed and fixed in place.

A method of manufacturing the panel cover door 100 using the jig plate 200 according to the present invention is as follows.

A first side panel 110, a second side panel 120, and a lower panel (not shown) which are respectively divided into bolt holes 221 formed on the upper surface of the fixing plate 220 so as to constitute the panel door cover 100, A plurality of jig bars 250 are disposed in the corresponding bolt holes 221 at which the partition panel 150 is mounted and then the jig bar 250 is fixed with the fixing bolts 260 ).

The step of arranging the outer folded surface bent in the "A" shape on the outer side of the first side panel 110 in a fixed position by contacting the inner side surface of the side surface reference bar 230 fixed to one side of the fixing plate 220 (S20).

The lower vertical surface of the lower panel 130 having the first hinge hole 131 passing through the upper vertical surface is brought into contact with the inner surface of the lower reference bar 240 fixed to the lower portion of the fixing plate 220, (S30) of spot welding and fixing the first side panel (110) in contact with one end of the lower panel (130).

In addition, a step S40 of contacting and fixing the upper portion of the first side panel 110 with the lower panel 130 and the one end of the upper panel 140 constituting the panel door cover 100, followed by spot welding and fixing It accomplishes.

A plurality of divided panels 150 are formed on the upper and lower vertical surfaces of the fixed plate 220 and formed with second hinge holes 151 on the same line as the first hinge holes 131 of the lower panel 130 And a jig bar 250 spaced apart in the upward and downward directions from a position where the next door 180 is to be installed among the jig bars 250. The first side contacting the one end of the divided panel 150 The panel 110 is fixed by spot welding to form an opening in the panel door cover 100 (S50).

In addition, the bending panel 160, which is bent in the " a " shape, is disposed inside the lower panel 130 and the upper panel 140 to spot-weld and fix the horizontal surface so as to protrude to the outside (S60).

 The other end of the lower panel 130, the upper panel 140 and the divided panel 150 and the second side panel 120 are brought into contact with each other and then fixed by spot welding (S70).

The hinge pin bracket 170 provided with the first hinge pin 171 that is lowered by the restoring force when the spring 172 is installed on the outer periphery and the force is removed after the upper portion is pulled out is formed on the upper side of the upper panel 140 (S80) in which the first hinge pin is inserted into the third hinge hole (141) by spot welding on the upper surface of the third hinge hole (141).

The step of repainting the coated portions peeled off by spot welding on the first and second side panels 110 and 120, the upper and lower panels 140 and 130 and the partition panel 150 to prevent corrosion (S90 ).

In addition, the panel door cover 100 having been fixed is removed from the fixing plate 220 (S100).

A second hinge pin 172 is inserted through the second hinge hole 151 formed at one end of the panel door cover 100 and inserted into the opening formed by the partition panel 150, The door hinge hole 131 of the panel door cover 100 is installed with the door hinge pin 173 inserted therein so as to be rotatably opened and closed at the opening of the panel door cover 100.

Further, the entire panel door cover 100 manufactured after the step of installing the door 180 may be painted and completed.

The panel door cover 100 is continuously and repeatedly manufactured using the step S10 of fixing the jig bar 250 to the initial fixing plate 220.

Here, if the jig bar 250 can not be disposed at a predetermined position, the jig bar 250 may be moved using the gap adjusting slot 251 to contact the respective panels.

Meanwhile, the jig bar 250 is constructed so that the worker can visually confirm the vertical or horizontal state using the level unit 270 to prevent the production of defective products.

Each of the panels sandwiched between the side reference bar 230 and the lower reference bar 240 and the jig bar 250 has a clearance of about 0.1 mm to 0.5 mm, It is preferable that the panel door cover 100 is smoothly detached.

The method of manufacturing the panel door cover 100 using the jig plate 200 according to the present invention and the method of manufacturing the panel door cover 100 using the jig plate 200 according to the present invention is characterized in that the divided panels are divided into a fixed plate 220, When the inner shape of the panel door cover 100 is changed, the jig bar 250 is moved to the position where the inner shape of the panel door cover 100 is to be manufactured. The productivity of the panel door cover 100 can be improved without increasing the manufacturing cost of the panel door cover 100 because the jig bar 250 is vertically or horizontally formed using the leveling device 270. [ It is possible to provide a useful panel door cover manufacturing jig plate and a method of manufacturing the panel door cover using the same.

The present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the technical idea of the present invention.

Panel door cover: 100 1st and 2nd side panels: 110,120
Lower panel: 130 First hinge hole 131
Top panel: 140 split panels: 150
Second hinge hole 151 Bending panel: 160
Hinge pin bracket: 170 1st hinge pin: 171
Spring: 172 2nd hinge pin: 173
Door: 180 jig plate: 200
Work table: 210 Fixing plate: 220
Bolt hole: 221 Side bar: 230
When the reference bar: 240 jig bar: 250
Spacing adjustment slots: 251 first width slots: 251a
Second width direction long hole: 251b one side reference surface: 252
Other reference plane: 253 Upper reference plane: 254
Lower side reference plane: 255 Fixed bolt: 260
Level: 270 Magnets: 271
Installation home: 272

Claims (10)

A second side panel 120 disposed on the other side, upper and lower panels 110 and 120 disposed on upper and lower sides of the first and second side panels 110 and 120, A jig plate (200) for manufacturing a panel door cover (100) by fixing a partition panel (150) disposed across the first and second side panels (110, 120)
A work table 210 in which a plurality of legs are formed in a plate shape;
A fixing plate 220 fixed on the upper surface of the work table 210 and formed with bolt holes 221 having a plurality of female threads arranged at regular intervals or irregular intervals with a widthwise inclination;
A side reference bar 230 formed in a square pillar shape and fixed to one side of the upper surface of the fixing plate 220 and having an outer bent surface formed on the outer side of the first side panel 110,
A lower reference bar 240 formed in a square pillar shape and fixed to a lower portion of the upper surface of the fixing plate 220 to contact a lower vertical surface of the lower panel 130 at a right angle with the side reference bar 230;
A plurality of rectangular pillar-shaped bolt holes 221 are respectively fixed to bolt holes 221 formed at positions corresponding to the size of the panel door cover 100, and the first and second side panels 110 and 120 A jig bar 250 to be brought into contact with the lower panel 130 and the divided panel 150 to be seated in a predetermined position;
And a fixing bolt 260 formed with a male screw at the lower outer circumference and penetrating the jig bar 250 and then fixed to the bolt hole 221 to fix the jig bar 250,

The jig bar 250 is formed with at least two gap-adjusting slots 251 extending in the longitudinal direction from the top to the bottom. The jig bar 250 is connected to the gap adjusting slots 251 in a " A first width direction long hole 251a formed to receive and accommodate the one-way width 260 is formed or a second width direction long hole 251b formed so as to communicate in a " + " The jig bar 250 is inserted into the gap adjusting hole 251 in a state where the fixing bolt 260 is not completely tightened and the gap adjusting hole 251 is fixed to the bolt hole 221 through the fixing bolt 260, ) Or the first width direction long hole 251a or the second width direction long hole 252b so as to adjust the upper, lower, left, and right intervals,
The jig bar 250 is composed of one side reference surface 252 formed on the outer surface, another side reference surface 253 formed on the inner surface, an upper reference surface 254 formed on the upper side and a lower reference surface 255 formed on the lower side And the other side reference surface 253 is formed with a concave mounting groove 272. The mounting groove 272 is inserted into the mounting groove 272 and is detachably attached to the magnet 271 to visually check the horizontal or vertical state of the jig bar 250. [ The side surface of the leveling part 270 inserted into the mounting groove 272 is formed so as not to be exposed to the outside of the side surface of the jig bar 250 so that when the respective panels are disposed, So as not to be interfered with by the panel door cover.
delete delete delete delete delete A fixing plate 220 fixed to the upper surface of the work table 210 and provided with a bolt hole 221 in which a plurality of female screws are arranged at regular intervals or irregular intervals in a width direction is formed and is formed into a square pillar shape, The jig bar 250 is provided with a gap adjusting hole 251 formed at least two in the longitudinal direction passing through the lower portion of the bolt hole 221. In the bolt hole 221 formed with the jig bar 250, A bolt hole 221 formed at a corresponding position where the first side panel 110, the second side panel 120, the lower panel 130, and the partition panel 150, which are divided to constitute the door cover 100, (S10) in which the fixing bolts 260 are fixed to the bolt holes through the gap adjusting slots 251, respectively;
The step of arranging the outer curved surface bent in the "A" shape on the outer side of the first side panel 110 in a predetermined position in contact with the inner side surface of the side surface reference bar 230 fixed to one side of the fixing plate 220 ):
The lower vertical surface of the lower panel 130 having the first hinge hole 131 passing through the upper vertical surface is brought into contact with the inner surface of the lower reference bar 240 fixed to the lower portion of the fixing plate 220, (S30) spot welding and fixing the first side panel 110 which is in contact with one end of the panel 130:
A step S40 of spot welding and fixing the upper part of the first side panel 110 with the lower panel 130 and the upper panel 140 constituting the panel door cover 100,
A plurality of partition panels 150 having a second hinge hole 151 formed in a vertical plane on the upper and lower sides in parallel with the first hinge holes 131 of the lower panel 130, The first and second side panels 180 and 180 are inserted and placed between jig bars 250 spaced upward and downward from each other at a position where the next door 180 is installed in the bar 250, 110) by spot welding to form an opening in the panel door cover 100 (S50):
A step B60 of placing the bending panel 160 bent in the " a " shape inside the lower panel 130 and the upper panel 140 and spot welding and fixing the horizontal plane so as to protrude to the outside (S60)
The other end of the lower panel 130, the upper panel 140 and the divided panel 150 and the second side panel 120 are brought into contact with each other and then fixed by spot welding S70:
The hinge pin bracket 170 provided with the first hinge pin 171 that is lowered by the restoring force when the spring 172 is installed on the outer periphery and the force is removed after pulling the upper portion, A step S80 of spot welding the upper surface of the hinge hole 141 to insert the first hinge pin into the third hinge hole 141;
(S90) of preventing corrosion by repainting the coated portion peeled off by spot welding from the first and second side panels 110 and 120, the upper and lower panels 140 and 130 and the partition panel 150,
(S100) of removing the fixed panel door cover 100 from the fixing plate 220,
A second hinge pin 172 is inserted through the second hinge hole 151 formed at one end of the panel door cover 100 and inserted into the opening formed by the partition panel 150, The first hinge hole 131 may include a door hinge pin 173 inserted into the first hinge hole 131 and the door 180 may be opened or closed at an opening of the panel door cover 100, Of the panel door cover.
8. The method of claim 7,
The jig bar 250 has the gap adjusting hole 251 in a state before the fixing bolt 260 passing through the plurality of gap adjusting slots 251 penetrating from the top to the bottom is completely fixed to the bolt hole 221 A plurality of jig bars 250 are moved upward and downward so as to be in contact with the lower panel 130 or the divided panel 150 and then completely fixed to the bolt holes 221 by tightening the fixing bolts 260 Wherein the panel door cover is made of a metal.
9. The method of claim 8,
The vertical or horizontal state is visually checked and adjusted using a leveling device 270 detachably attached to the jig bar 250 and then the fixing bolt 260 is fixed to the bolt hole 221, (120), the upper and lower panels (140), (130), and the partition panel (150) are prevented from being deflected.
8. The method of claim 7,
Wherein the panel door cover (100) is continuously manufactured by repeating the step (S10) of fixing the jig bar (250) to the fixing plate (220).

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