KR200461623Y1 - Fire door frame mold - Google Patents

Abstract

The present invention forms a plurality of processing parts on both sides of the front and rear of the mold for manufacturing the door frame frame of the fire door to change the position of the mold when the processing part on one side is damaged or worn to improve the efficiency of the mold and It relates to a fire door door frame frame manufacturing mold to minimize processing defects by configuring a guide block on the base, the base mold coupled to the lower ball star to set the lower mold of the press, and the base mold is set to the elevating by the operation of the lifting cylinder A lower die composed of an elevating mold constituting a stripping die which integrally sets the bending die by forming a bending die setting portion on the front of the upper portion and a lower pitch in the center of the lower portion; A fire door door frame frame manufacturing mold for manufacturing a fire door door frame frame by bending a metal plate composed of an upper blade which is coupled to an upper sliding ball star of a press and corresponding to the bending die and bands an iron plate, wherein the base mold of the lower mold The bending die setting part of the elevating mold, which is set on and lifted by the operation of the elevating cylinder, is configured on both front and rear sides, and the stripper coupled to the lower groove of the elevating mold forms a long hole, and bolts to penetrate the inside of the long hole. Tighten both sides of the lifting mold to support and install the stripper to swing up and down, and form two front and rear processing jaws at the bottom of the stripper to form a cross-section "ㅗ" shape to form the respective processing parts on the front and rear to turn the lifting mold The setting operation enables the front and rear machining parts to be selectively used. At the time, the at least one support block on the rear side of the base mold of the lower mold is configured to support the lifting mold so that the lifting mold is not pushed back during the operation, and the cylinder for lifting the lifting mold of the lower mold of the base mold It is installed at the lower side of both guide posts so that the working rod of the cylinder penetrates the inside of the guide post and is coupled to the lifting mold coupled with the ball guide to the guide post, thereby improving the structure of the fire door door frame frame manufacturing mold. It provides continuity of work by doubling the use and responding to mold damage or abrasion immediately, and improves productivity by minimizing defect rate during work, and the cylinder that operates the mold for work is integrated with the guide post To improve appearance and make mold setting more favorable. It is a new and useful design that can not only maximize the work efficiency but also lower the production cost of the product through productivity improvement by maximization of work efficiency.

Description

Fire door frame mold {fire door frame mold}

The present invention forms a plurality of processing parts on both sides of the front and rear of the mold for manufacturing the door frame frame of the fire door to change the position of the mold when the processing part on one side is damaged or worn to improve the efficiency of the mold and The present invention relates to a fire door door frame frame manufacturing mold for guiding blocks to minimize processing defects.

In general, large buildings such as apartments or shopping malls should be equipped with fire doors to block the buildings and block them to prevent large-scale fires.

In manufacturing a door frame for installing such a fire door, the most important thing is that the door frame should not be easily deformed or damaged in order to facilitate the operation of the fire door in an emergency.

Therefore, the material for manufacturing the door frame has been conventionally formed by bending stainless steel that is not easily deformed and oxidized from external impact.

In the patent literature, the mold and method for manufacturing a fire door frame which has been developed and carried out so far are as follows.

Patent Registration No. 10-0347551 (July 23, 2002) relates to the lower subframe of a fire door, comprising: a preliminary protrusion forming step of forming a bent portion on a stainless plate of a predetermined size using an acute mold; A protrusion forming step of forming a protrusion for supporting the fire door by pressing the bent portion of the stainless plate that has undergone the preliminary protrusion forming step by using a flattening mold; A space portion forming step of bending the lower portion of the protruding portion by using an acute mold to form a space in which the protruding portion of the fire door is inserted in the stainless plate after the forming of the protrusions; A support part forming step of bending the adjacent portions of both ends of the stainless plate after the space forming step is inward using a 90 ° mold; Pressing the stainless steel plate that has undergone the step of forming the supporting part by using a protrusion upper mold having a concave portion and an inclined surface and a depression lower mold having a lower inclined surface formed at a corresponding position of the inclined surface of the protrusion upper mold, presses the side portion and the rear surface in one step. It is a technical gist of the method for manufacturing a stainless steel lower frame of a fire door including a door frame forming step of forming a slope.

Utility Model Registration No. 20-0226924 (2001.03.30) relates to the protruding piece processing mold of the door frame frame for fire doors, by forming a bent groove and an insertion groove having a predetermined depth in the body portion having a predetermined height and width, Forming a V-shaped bent part on a metal plate cut to a predetermined size through primary processing by sheet metal processing and press working, and pressurizing the V-shaped bent part to form a protruding piece. It is possible to reduce the manufacturing cost of the door frame frame because it does not need to manufacture a separate mold according to the processing step because it can be made into a single processing mold.

Patent application No. 10-2005-0104976 (Nov. 3, 2005) relates to a door frame frame and a mold apparatus for fire doors, a press punch having a bending protrusion at a lower end, a bending groove corresponding to the bending protrusion, and a molding groove at a lower end thereof. A mold having a mold and a mold groove having a molding groove symmetrically formed with the molding groove of the mold is characterized in that the mold is configured to slide up and down in the mold die to form a door frame frame.

Utility Model Registration No. 20-0361203 (August 27, 2004) has a lower mold having a processing part provided with a bending protrusion to form a seating surface and a processing hole at an upper end thereof, protrude to a certain height, and have a predetermined inclined surface. A mold die for seating the mold and supporting the lower mold with a fastening bolt through a fastening hole at a bottom thereof; At the upper end of the lower mold, the process of forming the door frame frame in the state in which the upper mold is provided with a close contact portion and a processing protrusion protrudes to one side thereof, and a processing unit having a bending hole having a predetermined inclined surface on one side thereof. The purpose of the present invention is to provide a mold frame and a method of manufacturing the same to produce a door frame that is not deformed and damaged even under the load of the weight by integrally producing a door frame of various shapes irrespective of the length of the metal plate or non-ferrous metal plate.

Patent registration No. 10-0624375 (2006.09.08) relates to a mold for manufacturing a fire door door frame frame, the pressing member is provided to be raised and lowered on the upper part of the die in the die for bending the metal plate to manufacture the fire door door frame frame It is installed in the lower portion, the lower end of the upper groove formed bending grooves and bending projections; And a fixed mold fixedly installed at a lower portion of the mold die, and positioned at an upper portion of the fixed mold so as to form a bending space between the fixed mold and elastically supported by the mold die so as to be lowered and lowered by pressure of the upper mold. A movable mold to be installed, provided at the upper portion of the movable mold, a bent portion having a shape corresponding to an inclined surface and a lower end of the upper mold is formed at an upper end thereof, and the metal plate positioned at the bent portion is primarily formed by pressing an upper mold. A first bending member for bending to preform the protrusion and the concave space, a punch member formed on the movable mold to be positioned at an inlet side of the bending space to press the protrusion pre-formed on the metal plate, and a lower portion of the movable mold It is provided so as to support the lower end of the punch member into one of the pre-formed recessed space in the metal plate And a lower mold including a second bending member for secondly bending the metal plate inserted into the bending space by the movable mold to complete the protrusion and the recessed space. It is a mold for door frame frame production.

Patent Registration No. 10-0347551 (July 23, 2002), Utility Model Registration No. 20-0226924 (2001.03.30), Patent Application No. 10-2005-0104976 (2005.11.03), Utility Model Registration No. 20-0361203 (2004.08.27), Patent Registration No. 10-0624375 (2006.09.08)

However, the above-mentioned fire door door mold making mold has a problem that the machining part is formed only on one side and the machining part is damaged during the machining operation. This has led to lower productivity and higher costs.

In addition, when processing stainless materials, the high elasticity of the stainless steel and the length of the mold have caused the mold to be pushed to the rear side, causing the processing defects.In addition, the complexity of the configuration is achieved by separately configuring the cylinder for raising the guide post and the lifting die. And difficulty in space utilization.

The present invention developed to solve the above problems, the base mold is coupled to the lower ball star to set the lower mold of the press, the base die is set to the lifting and lowering operation of the lifting cylinder and the bending die-setting portion on the front of the upper portion A lower mold composed of an elevating mold constituting a stripper which is configured to integrally set the bending die and has a constant pitch at a lower center thereof; In the fire door door frame frame manufacturing mold for manufacturing a fire door door frame frame by bending the metal plate consisting of the upper blade which is coupled to the upper sliding ball star of the press and corresponding to the banding die and bending the iron plate,

The base die of the lower mold is set up on both the front and rear sides of the lifting die of the lifting die which is lifted by the operation of the lifting cylinder, the stripper coupled to the lower groove of the lifting mold forms a long hole, the Tighten both sides of the lifting mold with bolts to penetrate the inside, and install the stripper to swing up and down. It is configured to turn and set the lifting mold to selectively use the machining part of the front and rear, and at least one support block on the back side of the base mold of the lower mold is configured to support the lifting mold. The cylinder for lifting up and down the lifting mold of the lower mold It is installed at the lower ends of both side guide posts of the base mold so that the operating rod of the cylinder penetrates the inside of the guide post and is coupled to the lifting mold coupled to the guide post by a ball guide.

This design doubles the use of the mold through the structural improvement of the fire door door frame frame manufacturing mold, and provides continuity of work such as responding immediately to damage or wear of the mold, and improves productivity by minimizing the defective rate during the work. The cylinder that operates the mold for work can be integrated with the guidepost to improve the appearance and make the mold setting more favorable. It is a new and useful design that can lower the unit cost.

1 is a front view set on the press as an exemplary embodiment of the present invention.
Figure 2 is a side view set on the press as an exemplary embodiment of the present invention.
Figure 3 is a cross-sectional view illustrating a configuration state of the lower mold that is the main part of the present invention.
Figure 4 is an example of the coupling state of the lifting mold and the stripper of the lower mold that is the main part of the present invention.
Figure 5 is an illustration of the configuration state of the lifting cylinder and the guide post which is the main part of the present invention.
6 is an exemplary diagram illustrating an exemplary embodiment of the present invention.
7 is an exemplary view illustrating a second bending state as an exemplary embodiment of the present invention.
8 is an exemplary view illustrating a third bending state as an exemplary embodiment of the present invention.
Figure 9 is an exemplary embodiment of the present invention as an example of the pressure ready state.
Figure 10 is an exemplary embodiment of the present invention as a figure showing a pressurized state.

Referring to the configuration of the present invention and the embodiment according to the drawings in detail as follows.

Base mold 110 coupled to the lower ball star 10 to set the lower mold 100 of the press 10 and the base mold 110 is set to the elevating cylinder 150 by the operation of the elevating cylinder 150 Lower mold 100 consisting of a lifting die 120 constituting the banding die setting unit 121 on the front to set the bending die 200 integrally and the stripper 130 to swing at a constant pitch in the lower center. and; Fire door door frame for manufacturing a fire door door frame frame by bending the metal plate consisting of the upper blade 300 that is coupled to the upper sliding ball star 12 of the press 10 and corresponding to the bending die 200 and bending the iron plate In the frame manufacturing mold,

The bending die setting part 125 of the elevating mold 120, which is set on the base mold 110 of the lower mold 100 and is elevated by the operation of the elevating cylinder 150, is configured on both front and rear sides thereof, and the elevating mold The stripper 130 coupled to the lower recess 122 of the 120 forms a long hole 135 and supports both sides of the lifting mold by bolts 190 so as to pass through the inside of the long hole 135 to support the stripper ( 130 is installed so as to swing up and down, and formed two front and rear processing jaw at the bottom of the stripper 130 to form a cross-section "ㅗ" shape to form each processing unit 140 on the front and rear to raise and lower the mold ( 120 to selectively set the front and rear processing unit 140 in the operation to turn, at least one support block 160 on the back side of the base mold 110 of the lower mold 100 The lifting mold 120 is configured to support the lifting mold 120 The lifting cylinder 150 for elevating the lifting mold 120 of the lower mold 100 is installed at the lower ends of both guide posts 111 of the base mold 110 so as not to be pushed. The operating rod 151 penetrates the inside of the guide post 111 and is configured to be coupled to the lifting mold 120 coupled to the guide post 111 by the ball guide 170.

The present invention as shown in Figure 1 consists of a lifting die 120 and the base mold 110, which is integrally set with the bending die 200 in the lower ball star 11 of the press 10 and left and right The lower mold 100 to be formed is set, and the upper sliding ball star 12 corresponds to the bending die 200 set in the lower mold 100 and is configured by setting a blade 300 for bending an iron plate.

At this time, the lifting cylinder 150 for operating the lifting mold 120 of the lower mold 100 is configured to be located outside the lower ball star 11 is configured so that interference with the press 10 does not occur.

As described above, the present invention set in the press 10 has a blade 300 set in the upper sliding ball star 12 and a lower ball star 11 corresponding to the blade 300 as shown in FIG. 2. The lower mold 100 to which the bending die 200 is set will be set.

Looking at the configuration of the lower mold, which is the main part of the present invention in more detail, as shown in Figure 3 consists of a base mold 110 and the lifting mold 120 fixed to the lower ball star (11), the The lifting die 120, which is set on the base mold 110 of the lower mold 100 and moves up and down by the operation of the lifting cylinder 150, has bending die-setting portions 125 formed on both front and rear sides.

The stripper 130 coupled to the lower recess 122 of the lifting mold 120 forms a long hole 135 and is supported by tightening both sides of the lifting mold with a bolt 190 to penetrate the inside of the long hole 135. To be installed on the spring 180 so that the stripper 130 swings up and down.

In this case, the bolt 190 not only operates the stripper 130 and the lifting mold 120 integrally, but also serves to prevent the groove 122 to which the stripper 130 is coupled is opened during operation.

At the bottom of the stripper 130, two front and rear processing jaw 131 is formed to form a cross-section "ㅗ" to form each processing unit 140 on the front and rear.

And the upper and lower sides of the lifting die 120 is formed with a bending die setting unit 125 for setting the bending dies 200 on both front and rear sides and the bending die 200 in the front bending die setting unit 125 integrally Set in combination.

In addition, the rear side of the base mold 110 is integrally configured with a support post 111 to support the at least one or more parts of the lifting mold 120 by setting the support block 160 in the support post 111. Lifting mold 120 formed long left and right during the operation was prevented from being pushed back by the elastic force of the material (20).

And the stripper 130 coupled to the lower end of the elevating mold 120 is coupled to the long hole 135, as shown in Figure 4 is configured to swing up and down by the pitch of the long hole 135, the tanji on the spring 180 do.

 Here, the lifting mold 120 of the present invention is configured to press the bending door frame material 20 while lifting itself, and the lifting mold 120 is configured to operate the base mold as shown in FIG. The guide post 111 integrally coupled to the 110 is coupled to the guide post 121 and the ball guide 170 of the lifting mold 120 to guide the lifting operation of the lifting mold 120. The base mold ( The guide post 111 of the 110 is formed of a hollow pin, and the lifting cylinder 150 is installed at the lower end of the position of the guide post 111 of the base mold 110 so that the operating rod 151 of the lifting cylinder 150 is The end of the guide post 111 penetrates the inside of the elevating mold 120 and is configured to lift the elevating mold 120.

6 to 10 will be described in detail with reference to the embodiment of the present invention, the first lower mold 100 as shown in Figure 6 to be in close contact with the base mold 110 by lowering the lifting mold 120 In one state, the bending position of the material 20 to be banded is placed on the bending die 200, and the upper sliding ball star 12 of the press 10 is lowered, so that the blade 300 performs the primary bending.

After the first bending in the above state, the bending position of the material is changed as shown in FIG. 7, and the lower mold 100 is lowered again by the operation of the upper sliding ball star 12 in the same state as the primary bending. To complete the secondary banding.

After the secondary bending in the above state, as shown in Figure 8 changes the bending position of the material 20 and the lower mold 100 is the same as the primary bending the blade 300 by the operation of the upper sliding ball star 12 Again to complete the 3rd banding.

When the bending operation is completed in the above state, as shown in FIG. 9, the elevating mold 120 of the lower mold 100 is raised by operating the elevating cylinder 150, and a portion of the banded material 20 is transferred to the lower mold 100. The part to be put between the bottom of the stripper 130 and the base mold 110 of the lower mold 100 to be pressurized is processed between the front lower end of the elevating mold 120 and the processing jaw 131 in front of the stripper 130. Located in the unit 140 and remove the lifting pressure of the lifting cylinder 150 as shown in Figure 10 and at the same time lowering the upper sliding ball star 12 to lower the blade 300 by pressing the banding die 200 lifting mold ( 120 is lowered to fully press the material 20 located in the front machining portion 140 between the elevating mold 120 and the stripper 130.

At this time, as the lifting mold 120 descends to mold the fire door frame, only two guide posts 111 and 121 formed on the left and right of the lifting mold 120 having a long length from side to side are supported. The middle part of the) is pushed to the rear side due to the elastic force of the material 20 to produce a processing defect of the material 20, in the present design to at least one or more integrally configured with the base mold 110 The support block 160 installed in the configured support post 116 supports the lifting mold 120 to prevent the phenomenon of being pushed back.

If the front side of the processing jaw 131 or the lifting mold 120 of the stripper 130 is worn or damaged while manufacturing the fire door door frame frame in the above-described manner, the lifting mold 120 having the stripper 130 integrally set is formed. It is possible to continue working without replacing with a new mold by a simple operation of separating and setting the front and rear by swapping each other by turning and disassembling and setting the upper banding die 200 again.

The present invention described above will be a high industrial value because it is used as a bending mold in the manufacture of fire door door frame frame.

10: press 11: lower ball star 12: upper sliding ball star
20: material
100: lower mold 110: base mold 111: guide post
116: support post 120: lifting mold 121: guide post
125: bending die setting unit 130: stripper 131: machining jaw
132: groove 135: long hole 140: machining
150: lifting cylinder 151: working rod 160: support block
170: ball guide 180: spring 190: bolt
200: banding die 300: blade

Claims (3)

The base mold 110 coupled to the lower ball star 11 to set the lower mold 100 of the press 10 and the base mold 110 is set to the elevating cylinder 150 to move in and out of the upper Lower die 100 consisting of a lifting die 120 constituting the banding die setting unit 125 on the front to set the bending die 200 integrally and the stripper 130 to swing at a constant pitch in the lower center. and;
Fire door door frame frame for manufacturing a fire door door frame frame by bending the metal plate consisting of the blade 300 to be coupled to the upper sliding ball star 12 of the press 10 to correspond to the bending die 200 and band the iron plate In the production mold,
The bending die setting part 125 of the elevating mold 120, which is set on the base mold 110 of the lower mold 100 and is elevated by the operation of the elevating cylinder 150, is configured on both front and rear sides thereof, and the elevating mold The stripper 130 coupled to the lower recess 122 of the 120 forms a long hole 135 and supports both sides of the lifting mold by bolts 190 so as to pass through the inside of the long hole 135 to support the stripper ( 130 is installed so as to swing up and down, and formed two front and rear processing jaws at the bottom of the stripper 130 to form a cross-section "ㅗ" shape, characterized in that each processing unit 140 is configured on the front and rear Fire door door frame frame manufacturing mold. The method of claim 1,
At least one support post 116 is formed on the rear side of the base mold 110 of the lower mold 100 to configure the support block 160 to support the lifting mold 120, so that the lifting mold 120 is in operation. Fire door door frame frame manufacturing mold, characterized in that not configured to be pushed back. The method of claim 1,
An elevating cylinder 150 for elevating the elevating mold 120 of the lower mold 100 is installed at the lower ends of both side guide posts 111 of the base mold 110 so that the operation rod 151 of the elevating cylinder 150 is provided. Fire door door frame frame manufacturing mold, characterized in that configured to be coupled to the lifting mold 120 coupled to the guide post 111 by the ball guide 170 through the inside of the guide post (111).

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