KR101771095B1

KR101771095B1 - A press manufacturing machine for an Euro-form frame

Info

Publication number: KR101771095B1
Application number: KR1020150077873A
Authority: KR
Inventors: 박수범; 박진수
Original assignee: 박수범; 박진수
Priority date: 2015-06-02
Filing date: 2015-06-02
Publication date: 2017-08-24
Also published as: KR20160142049A

Abstract

The present invention relates to a biped body comprising a base body in the form of a housing with front and rear openings, and an upper mold, an intermediate mold and a lower mold which are assembled on a lower surface of the base body, And a press mold section for pressing the press mold while passing the euro form frame in a lying state between the upper mold and the lower mold, A cutting die part which is made up of an upper cutting die, an intermediate cutting die and a lower cutting die, and which cuts the Euframe frame between the intermediate cutting die and the lower cutting die, and a plurality of While being fixedly installed, the press mold portion is pressed from the upper portion to be peeled And a plurality of notches horizontally fixed to the left and right sides of the base body to horizontally fix the notching bars on both left and right sides between the intermediate mold and the lower mold of the press mold, And a cutting cylinder which is vertically downwardly fixed to the upper portion of the base body positioned at the upper portion of the cut metal mold and presses the cut metal mold at the upper portion to cut the eurofoam frame. And a frame press working apparatus.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a Euro-

The present invention relates to a press working apparatus for forming a plurality of piercing holes, notched grooves, and fastening holes at regular intervals at regular intervals and cutting them into various lengths, in a Euroform frame used in the production of Euroforms used as molds for various construction work or civil engineering works More particularly, the present invention relates to a base body in the form of a housing having front and rear openings, and an upper mold, an intermediate mold, and a lower mold, which are stacked at a predetermined interval, A press mold section which presses the europform frame between the intermediate mold and the lower mold while passing the europform frame in a state in which the europform frame is laid down and a press mold section which is assembled on the bottom plate of the base body in a state of being adjacent to the rear of the press mold section provided at the rearmost section, An upper cutting die, an intermediate cutting die and a lower cutting die A plurality of cut-away molds arranged vertically downward at regular intervals in the upper portion of the base body to press the press-mold portion from the upper portion to form a euro-form frame, And a plurality of notches horizontally fixed on both left and right sides of the base body horizontally to horizontally fix the notching bars on both left and right sides between the intermediate mold and the lower mold of the press mold, A notching cylinder for forming a notch groove in the frame, and a cutting cylinder fixed vertically downwardly on the upper portion of the base body positioned above the cut metal mold portion and pressing the cut metal mold portion from above to cut the eurofoam frame. To a Euroframe frame press working apparatus.

In general, Eurofoam is an indispensable product that is used as a form of various construction work or civil engineering works. A plurality of Euroframe frames made of metal cut into various lengths are arranged in the horizontal and vertical directions, And a rectangular plate corresponding to the front face is attached to the front face to produce a Euroform.

The Euroform frame used for manufacturing the Euroform as described above is formed by passing a straight bar shaped metal frame through a conventional press machine to perforate a plurality of piercing holes and fastening holes at regular intervals, A plurality of notched grooves are formed in side projections formed on both sides of the upper surface of the euroform frame, and then cut into various lengths according to the width and length of the Euroform using a conventional cutting device.

Korean Patent Registration No. 10-1121046 discloses a conventional apparatus for processing such a Euroform frame, which comprises a device frame installed at a certain distance to support both ends of the device; An upper die installed in parallel with the ground on the upper portion of the apparatus frame and having a through hole formed at a lower portion thereof so that the shaft of the hydraulic cylinder can pass through; A notching hydraulic cylinder installed in a transverse direction on an upper surface of the upper die for lifting and lowering a notching punch for notching the building plate; A lower die disposed parallel to the ground at an inner lower portion of the apparatus frame; A piercing hydraulic cylinder which is installed on the upper surface of the lower die in a transverse direction and which lifts and drives a piercing punch for piercing the building plate; A cutter installed at a rear end of the apparatus frame for cutting a construction material discharged through the lower die to a set length according to a control signal of the control means; And control means for controlling the notching, piercing and cutting processing of the building plate in advance by setting a drive value for the forging hydraulic cylinder, the piercing hydraulic cylinder, and the cutter in advance, and the control means detects A contact sensor for detecting the contact position; A key input unit for inputting drive control values of the notching hydraulic cylinder and the piercing hydraulic cylinder and the cutter; A database for storing driving control values of the notching hydraulic cylinder and the piercing hydraulic cylinder and the cutter; The control unit controls the hydraulic cylinders to perform notching and piercing processing according to the degree of movement of the building board, and receives the sensing signal of the building board to cut off the control signal for each set length The apparatus for manufacturing a building material for building is characterized in that a notch groove, a piercing hole forming operation and a cutting operation are simultaneously performed on a Euroform frame.

However, in the related art, a plurality of punching hydraulic cylinders provided horizontally and a plurality of punching hydraulic cylinders vertically installed in a state in which the vertically erected euroform frame is mounted on one side of a piercing cushion member fixed to the upper surface of the base, The europium frame is simply pressed in a state where it is leaned against the cushioning member for piercing so that the europium frame is caused to flow or pierce in the pressing process so that the piercing hole and the notching groove are pierced There is a problem that the holes and the notch grooves are formed in unequal shapes at different positions and there is no separate component for supporting or fixing the euro frame at the time of cutting by the cutting machine so that the cutting face of the euro frame is not smooth, As a result, This was not a problem.

In addition, in the conventional art, when the piercing hole and the notch groove are formed, a piece of debris separated from the eurofoam frame is frequently discharged without being discharged to the outside, There is a problem in that the whole device is disassembled to remove pieces of debris and then the whole device is reassembled again.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above problems, and it is an object of the present invention to provide a press mold having an upper mold, an intermediate mold and a lower mold on a lower surface of a base body, A plurality of piercing cylinders provided on the upper portion of the base body press down the upper mold of the press mold portion to hold the plurality of pierced holes in the euroform frame in a state where the intermediate mold grips the euroform frame, A plurality of notching cylinders horizontally provided on both left and right sides of the base body are horizontally moved to horizontally move the notching bars disposed on both left and right sides between the intermediate mold and the lower mold to stably form a plurality of notching grooves in the euro foam frame The middle cutting die and the lower cutting die of the cutting die part The present invention aims at producing a high-quality Euroform frame having various lengths by cutting an intermediate cut-off mold while grasping a Euroform frame while passing through a Euroform frame having a plurality of piercing holes and a notched groove formed therein, have.

In addition, in the present invention, when the piercing hole and the notching groove are formed in the euroform frame, a piece of debris separated from the euroform frame is discharged to the outside of the lower part of the base body or discharged together with the euroform frame in a state of being raised on the upper surface of the euroform frame And it is an object of the present invention to solve only a press mold part of a part where a piece of debris is caught when a piece of debris is pinched and to easily repair it.

In order to achieve the above objects, the present invention provides a method of manufacturing a semiconductor device, comprising: a base body in the form of a housing having front and rear openings; and an upper mold, an intermediate mold and a lower mold, A press mold section which presses the europform frame between the intermediate mold and the lower mold while passing the europform frame in a state in which the europform frame is laid down and a press mold section which is assembled on the bottom plate of the base body in a state of being adjacent to the rear of the press mold section provided at the rearmost section, A cutting die portion which is made up of an upper cutting die, an intermediate cutting die, and a lower cutting die stacked on the base body and passes through the Eufom frame between the intermediate cutting die and the lower cutting die; While being fixedly installed vertically downward, the press die portion is pressed at the upper portion A plurality of notches horizontally fixed on both left and right sides of the base body to horizontally fix the notching bars on both left and right sides between the intermediate mold and the lower mold of the press mold, And a cutting cylinder fixed to the upper portion of the base body positioned at the upper portion of the cut metal mold portion and vertically downward to press the cut metal mold at the upper portion to cut the Eurofoam frame There is a feature of the present invention.

As described above, according to the present invention, a plurality of press molds including an upper mold, an intermediate mold, and a lower mold are assembled in a straight line on the bottom plate of the base body, so that the europform frame lies horizontally between the middle mold and the lower mold. A plurality of piercing cylinders provided on an upper portion of the base body push down the upper mold of the press mold portion while the intermediate mold is gripping the flow frame, a plurality of piercing holes are stably inserted into the flow frame, A plurality of notching cylinders horizontally provided on both left and right sides of the main body horizontally move the notching bars disposed on both the left and right sides between the intermediate mold and the lower mold to stably form a plurality of notched grooves in the euroform frame, A plurality of piercing holes And the Euroform frame in which the notching grooves are perforated is passed, the intermediate cutting metal is cut in a state of gripping the Euroform frame, so that the cutting surface is smoothly formed and a high quality Euroform frame having various lengths can be manufactured.

Further, when a piercing hole and a notch groove are formed in the euroform frame, fragments of fragments falling off the euroform frame are discharged to the lower outer side through the debris discharge hole drilled in the bottom plate of the base body, So that it can be easily repaired by disassembling and assembling only the press mold part where the debris pieces are caught when the debris pieces are pinched.

1 is a schematic perspective view of an overall configuration of a Euroframe frame press working apparatus according to the present invention;
Fig. 2 is a schematic perspective view showing the entire configuration of a Euroframe frame press working apparatus according to the present invention in a state in which a Euroframe frame
Fig. 3 is a schematic perspective view of a Euroframe frame press forming apparatus according to the present invention,
Fig. 4 is a schematic perspective view of a Euroframe frame press forming apparatus according to the present invention, in which a Euroframe frame is press-
FIG. 5 is a schematic longitudinal sectional view showing a state in which a Euroform frame is inserted into a Euroform frame press working apparatus according to the present invention.
6 is a perspective view schematically showing a disassembled state of a press die portion in a Euroform frame press working apparatus according to the present invention.
7 is a perspective view schematically showing a partly assembled state of a press mold part in a Euroform frame press working apparatus according to the present invention.
FIG. 8 is a perspective view schematically showing the assembled state of the press die part in the Euroform frame press working apparatus according to the present invention. FIG.
9 is a cross-sectional schematic view showing a state in which a piercing hole and a notched groove are formed in a Euroform frame through a press die portion in a Euroform frame press working apparatus according to the present invention.
10 is a perspective view schematically showing a disassembled state of a cutting metal mold in a Euroform frame press working apparatus according to the present invention.
11 is a perspective view schematically showing a partly assembled state of a cutting metal part in a Euroform frame press working apparatus according to the present invention.
12 is a perspective view schematically showing an assembled state of the cut metal mold part in the Euroform frame press working apparatus according to the present invention.
FIG. 13 is a schematic cross-sectional view showing a state in which a euroform frame is cut through a cutting metal part in a Euroform frame press working apparatus according to the present invention.
14 is a perspective view schematically showing a state in which the cutting metal mold part of another embodiment is disassembled in the Euroform frame press working device according to the present invention
Fig. 15 is a schematic perspective view showing another embodiment of a Euroform frame press working apparatus according to the present invention. Fig.
16 is an overall side schematic view showing another embodiment of the Euroform frame press working apparatus according to the present invention
17 is a perspective view schematically showing a state in which a Euroform frame press-processed through a Euroform frame press working apparatus according to the present invention is assembled into a rectangular frame

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

As shown in FIGS. 1 to 17, the Euroframe frame press working apparatus 1 of the present invention includes a plurality of piercing holes 23 in a Euroframe F used in the construction of Euroforms used as molds for various construction work and civil engineering work, And a notch groove (25) and a fastening hole (24) are regularly formed at regular intervals and cut into various lengths. The press working apparatus includes a base body (2) in the form of a housing having front and rear openings, A lower mold 28 and a lower mold 28. The lower mold 28 has a plurality of upper and lower molds 26, 27 and 28 stacked on top and bottom of the lower mold 3, A press mold section 22 for pressing the Euroform frame F between the intermediate mold 27 and the lower mold 28 while the rib 38 protruding from the lower mold 28 is in contact with the lower mold 28, After the press mold section 22 installed in the last chamber An upper cutting metal mold 52, an intermediate cutting metal mold 53, and a lower cutting metal mold 54, which are assembled on the lower surface plate 3 of the base body 2 in the state of being adjacent to each other, A cutting die portion 51 for cutting the europform frame F between the cutting metal mold 53 and the lower cutting metal mold 54 and cutting the metal mold portion 51; A piercing cylinder 58 for piercing the piercing hole 23 in the eurofoam frame F by pressing the press mold section 22 upward while being fixedly installed and a piercing cylinder 58 for piercing the piercing hole 23 on the left and right sides of the base body 2 The notching bars 31 interposed between the left and right sides between the intermediate mold 27 and the lower mold 28 of the press mold section 22 are pressed and moved to horizontally fix the euro foam frame F to the notch groove 25 formed on the upper side of the cutting die 51, And a cutting cylinder 62 which is vertically downwardly fixed to the upper portion of the base body 2 and cuts the euroform frame F by pressing the cut metal mold portion 51 from above.

As shown in FIGS. 1 to 5, the base body 2 is a part forming a whole frame of the press working apparatus 1, and has a front and a rear opened housing shape. The base body 2 has a rectangular bottom surface A plurality of support rods 4 are vertically arranged on both left and right sides of the lower surface plate 3 and a plurality of support rods 4 are fixed to the upper surface portions of the plurality of support rods 4, Side plates 6 are fixedly installed on both left and right sides of the lower surface plate 3 so as to form a rectangular parallelepiped-like housing having front and rear openings And a plurality of legs 7 are vertically downwardly fixed to the lower surface of the lower plate 3 so that the base body 2 is spaced apart from the ground surface.

The base body 2 includes a plurality of press mold portions 22 arranged in a straight line in a state of being adjacent to the upper surface portion of the lower surface plate 3 in forward and backward directions, A plurality of piercing cylinders 58 are fixed vertically downward at regular intervals in the front and back of the upper plate 5, and a plurality of piercing cylinders 58 are vertically downwardly mounted on the upper surface of the upper plate 5, The piston of each piercing cylinder 58 passes through the upper surface plate 5 and is guided to the upper mold portion 22 of each press die portion 22 by a cutting cylinder 62. [ The piston of the cutting cylinder 62 penetrates through the upper surface plate 5 and presses the upper cutting die 52 of the cutting die portion 51 downward vertically , On the outer side surfaces of the left and right side plates (6) at regular intervals A plurality of notching cylinders 60 are fixedly installed horizontally in the left and right directions and the pistons of the respective notching cylinders 60 pass through the side plates 6 to form the intermediate mold 27 of each press mold section 22, And is connected to the notching bars 31 interposed between the right and left sides between the dies 28 so as to press the notching bar 31 horizontally to the left and right.

5, the base body 2 is fixed to the lower face plate 3 of the portion where the lower mold 28 of each press die portion 22 is fixedly mounted, The pierced hole 23 is formed in the Euroform frame F by the piercing bar 46 of the press die 22 because the debris discharge hole 8a is pierced at a position vertically aligned with the through hole 30 The debris pieces are discharged down to the bottom of the base body 2 through the piercing bar lower through hole 30 and the debris discharge hole 8a so that debris pieces are pinched between the euro form frame F and the press die portion 22. [ And the bottom plate 3 of the portion where the lower cutting die 54 of the cutting die portion 51 is fixedly installed is positioned at a position vertically aligned with the cutting bar lower through hole 55 of the lower cutting die 54 The fragile discharge hole 8b is pierced and the euroform frame F is cut by the piercing bar 46 of the cut mold part 51 The debris pieces generated in the deformation piece 51 are discharged to the lower side of the base body 2 through the cutting bar lower through hole 55 and the debris discharge hole 8b, Respectively.

1 to 5, a feeding device 9 for feeding the Euroform frame F in units of a predetermined length is provided in front of the base body 2, A pair of left and right lateral side plates 6 of the base body 2 are provided with pivot shafts 11 disposed horizontally horizontally in the front to be rotated by the drive motor 10, A driving roller 13 integrally provided with a driving gear 12 is installed at one side of the base body 2 and a tightening cylinder 14 is vertically moved downwardly at a front upper portion of the base body 2, A roller mounting bracket 15 is connected to the lower end of the piston and a driven shaft 16 is installed inside the roller mounting bracket 15 so as to be rotated horizontally transversely to the left and right, And a driven roller 18 integrally provided with a driven roller 17, The flow path frame F is positioned between the drive roller 13 and the driven roller 18 in a state where the flow path frame F is horizontally laid down horizontally and the driven roller 14 is moved downward by the downward movement of the tightening cylinder 14, The driving roller 12 is rotated by the rotational motion of the rotary shaft 11 which is in contact with the upper surface of the frame F and which receives the driving force from the driving motor 10 while the driven gear 17 is gear- 13 and the driven roller 18 are moved to the inside of the base body 2 to be stably inserted into the plurality of press die portions 22 in units of a predetermined length .

As shown in FIGS. 2 and 3, the drive roller 13 is formed with rib guide grooves 19 for guiding ribs 38 protruding from the lower surface of the Euroform frame F to be inserted and guided And the driven roller 18 is formed with protruding guide grooves 20 on both left and right sides of the outer circumferential surface so that the left and right side protrusions 33 protruding from the upper surface of the Euroform frame F are inserted and guided.

The base body 2 includes a front mounting plate 21 vertically downwardly disposed in front of the upper surface plate 5 and a vertically downwardly facing tightening cylinder 14 disposed on the front surface of the front mounting plate 21. [ And is fixedly installed.

1 to 9, the press die 22 is a part for forming a piercing hole 23, a fastening hole 24, and a notch groove 25 in a Euroform frame F, A middle mold 27 and a lower mold 28. The upper mold 26, the lower mold 28 and the lower mold 28 are integrally assembled on the lower plate 3 of the lower mold 2, F in a state in which the ribs 38 protruded from the bottom of the lower mold 28 are in contact with the lower mold 28 and the Euroform frame F passes between the intermediate mold 27 and the lower mold 28, A plurality of piercing holes 23 and notched grooves 25 are formed in the eurofoam frame F by the pressing cylinder 58 and the notching cylinder 60 which is pressurized on both the left and right sides.

5 to 9, the lower mold 28 is fixed on the lower surface plate 3 of the base body 2 in a horizontally laid plate shape, The frame guide groove 29 having a shape conforming to the lower face of the frame F is formed in the front and back horizontal directions and the piercing bar lower through hole 30 is formed in the center portion of the portion where the frame guide groove 29 is formed, And the right and left notching bar guide grooves 32 are formed on both sides of the upper surface of the lower mold 28 so as to guide the notching bars 31 horizontally to the left and right. Left and right notching bars 31, which are connected to the right and left sides of the frame guide groove 29 and are connected to the piston ends of the left and right notching cylinders 60, Are guided to the right and left along the guide groove 32 The notch grooves 25 are formed in the left and right side side projecting portions 33 of the eurofoam frame F positioned in the frame guide groove 29 while the notch grooves 25 are formed. And is discharged together with the euroform frame F in a state of being raised on the upper part of the frame F. [

The lower mold 28 has a plurality of guide rod fastening grooves 34 formed at the outer periphery of the upper surface of the lower mold 28. When the lower portion of the guide rod 35 is fitted into each guide rod fastening groove 34, A plurality of first spring lower insertion grooves 36 are formed in front of and behind the upper surface of the lower mold 28 in such a manner as to be vertically upwardly fixed by bolts penetratingly engaged with the lower surface of the mold 28, The lower spool 37 is inserted into the first spring lower insertion groove 36 in such a manner that the lower spool 37 is inserted into the first spring lower insertion groove 36. The lower mold 28 is inserted into the frame- And rib insertion grooves 39 into which the ribs 38 protruding from the lower surface of the base plate 30 are inserted are formed in a straight line.

As shown in FIGS. 5 to 9, the intermediate mold 27 has a horizontally laid plate shape having a shape conforming to the lower mold 28, and a plurality of first spring upper insertion grooves 40 The upper part of the first spring 37 is inserted into the upper part of the lower mold 28 while being inserted into the first spring upper insertion groove 40 so as to be spaced apart from the upper part of the lower mold 28, The piercing hole 23 is stably punched by the piercing bar 46 provided on the upper mold 26 in a state in which the euroform frame F is held by gripping the upper portion of the euroform frame F and the intermediate mold 27 A plurality of guide bar through holes 42 are formed in the outer periphery of the intermediate mold 27 so that the guide bar through holes 42 are formed in the guide bar through holes 42. [ The intermediate mold 27 is guided by the guide rod 35 while the guide rod 35 penetrates through the guide rod 35, And a plurality of second spring lower insertion grooves 43 are formed on the front and rear sides of the upper surface of the intermediate mold 27. The first and second spring lower insertion grooves 43 and 43 And the lower portion of the second spring 44 is inserted into the second spring lower insertion groove 43. [

9, when the upper mold 26 is pressed by the piercing cylinder 58, a first spring (not shown) having a small elastic force interposed between the lower mold 28 and the intermediate mold 27 37 are compressed earlier than the second spring 44 interposed between the intermediate mold 27 and the upper mold 26 so that the intermediate mold 27 abuts against the upper surface of the lower mold 28, And then the second spring 44 is compressed and the upper mold 26 comes into contact with the upper surface of the intermediate mold 27 and the piercing bar 46 fixed to the upper mold 26 And the piercing hole 23 is formed by passing through the Euroform frame F vertically.

As shown in FIGS. 5 to 9, the upper mold 26 is a horizontally laid plate having a shape conforming to the intermediate mold 27, and a plurality of second spring upper insertion grooves 45 The upper portion of the second spring 44 is inserted into the second spring upper insertion groove 45 so as to be spaced apart from the upper portion of the intermediate mold 27 by a predetermined distance, The lower portion of the piercing bar 46 is fixed to the inside of the piercing bar intermediate through hole 41 of the intermediate mold 27 by a piercing bar 46 having a predetermined shape, The lower end portion of the piercing bar 46 is pierced by the piercing hole 23 in the eurofoam frame F between the intermediate mold 27 and the lower mold 28 when the upper mold 26 and the intermediate mold 27 are moved downward. Is inserted into the piercing bar lower through-hole 30 of the lower mold 28, As shown in the drawing, a piece of debris that falls off during the perforation of the Euroform frame F passes through the bottom hole 3 of the base body 2 through the bottom hole 30 of the piercing bar, And a plurality of guide pipe sealing openings 47 penetrate through the outer peripheral portion of the upper mold 26 so that the upper portion of the guide rod 35 is inserted into each of the guide pipe sealing openings 47 The upper mold 26 is vertically moved up and down along the guide rod 35 while being inserted therethrough.

6 to 8, the upper mold 26 has a bar-shaped fastening hole perforation bar 50 which is spaced apart from the portion where the piercing bar 46 is fixed and which is spaced apart from the upper portion by a predetermined distance, The intermediate mold 27 is formed with a perforation bar intermediate through hole 49 through which a fastening hole perforation bar 50 vertically penetrates and the lower mold 28 is fastened The lower hole of the hole 50 is penetrated vertically so that the lower portion of the hole 50 is inserted into the hole of the lower hole 48 of the intermediate mold 27 The lower end portion of the fastening hole perforation bar 50 when the upper mold 26 and the intermediate mold 27 are lowered by the piercing cylinder 58 is positioned between the intermediate mold 27 and the lower mold 27 28, the fastening holes 24 are formed in the Euroform frame F. As shown in Fig.

The base body 2 is in communication with the perforation bar lower through hole 48 in the lower face plate 3 at a position where the lower perforation hole 48 of the lower mold 28 is vertically aligned with the perforated portion And a debris discharge hole (not shown) is drilled so that debris pieces generated from the Euroform frame F when the hole 24 is pierced by the hole hole drilling bar 50 are inserted into the perforation bar lower hole 48, And is discharged to the outside of the lower portion of the base body 2 through a discharge hole (not shown) so that debris pieces are not caught between the Euroform frame F and the mold.

As shown in FIGS. 3 to 5 and 10 to 13, the cut metal mold portion 51 is a portion for cutting the Eurofoam frame F into various lengths. The cut metal mold portion 51 is provided on the rear side of the press mold portion 22 An upper cutting metal mold 52, an intermediate cutting metal mold 53 and a lower cutting metal mold 54 which are assembled on the lower surface plate 3 of the base body 2 in a state in which they are vertically spaced apart from each other at regular intervals The euroform frame F is cut by the cutting cylinder 62 which is pressurized at the upper portion while the euroform frame F passes between the intermediate cutting mold 53 and the lower cutting mold 54. [

10 to 13, the lower cutting metal mold 54 is fixed to the rear upper surface portion of the lower surface plate 3 of the base body 2 in the form of a horizontally laid flat plate, A frame guide groove 29 having a shape conforming to the lower surface of the Euroform frame F is formed in the front and rear horizontal direction and a portion where the frame guide groove 29 is formed in the lower cutting metal mold 54 is formed in the left and right horizontal directions The cutting bar lower through hole 55 is vertically drilled in a state of traversing the frame guide groove 29 and a plurality of guide bar engaging grooves 34 are formed in the upper portion of the upper portion of the lower cutting die 54 And is fixedly installed in a state of being raised vertically upward by bolts penetratingly engaged from the lower portion of the lower cutting metal mold 54 in a state where the lower portion of the guide rod 35 is fitted to each guide bar fastening groove 34, On the front side of the upper surface of the mold 54, And a lower portion of the first spring 37 formed of a coil spring is inserted into the first spring lower insertion groove 36 so that the lower cutting die 54 Is formed with a rib insertion groove 39 in which a rib 38 formed to protrude from the lower surface of the Euroform frame F is inserted in a portion where the frame guide groove 29 is formed.

As shown in FIGS. 10 to 13, the intermediate cutting metal mold 53 has a horizontally laid plate shape having a shape conforming to the lower cutting metal mold 54, and a plurality of first spring upper insertion grooves 40 The upper portion of the first spring 37 is inserted into the first spring upper insertion groove 40 so as to be stacked on the upper portion of the lower cutting metal mold 54 at a predetermined interval and the cutting cylinder 62 When the upper cutting metal mold 52 and the intermediate cutting metal mold 53 are lowered by the lower cutting tool 51 and the lower cutting tool 51, the lower surface of the intermediate cutting mold 53 grips the upper portion of the euroform frame F, The cutter bar 57 provided on the mold 52 is used to stably cut the euroform frame F and the cutting bar intermediate through hole 56 is formed in the center portion of the intermediate cutter mold 53, And the outer peripheral portion of the intermediate cutting die 53 A plurality of guide bar through holes 42 are drilled to allow the intermediate cutting die 53 to vertically move along the guide rods 35 while the guide rods 35 penetrate through the guide rod through holes 42 And a plurality of second spring lower insertion grooves 43 are formed on the front and rear sides of the upper surface of the intermediate cutting metal mold 53. A second spring 44, which is a coil spring having a greater elastic force than the first spring 37, Is inserted into the second spring lower insertion groove 43 so as to fit in the second spring lower insertion groove 43.

13, when the upper cutting metal mold 52 is pressed by the cutting cylinder 62, a small elastic force is applied between the lower cutting metal mold 54 and the intermediate cutting metal mold 53. As a result, 1 spring 37 is compressed before the second spring 44 interposed between the intermediate cutting mold 53 and the upper cutting metal mold 52 so that the intermediate cutting metal mold 53 is pressed against the upper surface of the lower cutting metal mold 54 The lower surface of the intermediate cutting mold 53 is held and fixed and the second spring 44 is compressed so that the upper cutting metal mold 52 is pressed against the upper surface of the intermediate cutting metal mold 53 The cutting bar 57 fixedly mounted on the upper cutting metal mold 52 cuts through the eurofoam frame F vertically.

As shown in FIGS. 10 to 13, the upper cutting metal mold 52 has a horizontally laid plate shape conforming to the intermediate cutting metal mold 53 and has a plurality of second spring upper insertion grooves 45 The upper part of the second spring 44 is inserted into the second spring upper insertion groove 45 so as to be spaced apart from the upper part of the intermediate cutting metal mold 53 by a predetermined distance and the upper cutting metal mold 52 A cutting bar 57 having a width corresponding to the width of the Euroform frame F is fixedly installed so as to protrude downward in a state where the bar 57 penetrates vertically downwardly, The lower end portion of the cutting bar 57 is positioned on the inner side of the cutting bar intermediate through hole 56 of the intermediate cutting die 53 and the intermediate cutting die 53 when the lower cutting die 52 and the intermediate cutting die 53 are moved down. While cutting the Euroform frame F between the cutting dies 54, A piece of debris that is inserted into the bottom bar through hole 55 and falls off when the Euroform frame F is cut is inserted into the bottom plate of the base body 2 And a plurality of guide pipe sealing openings 47 penetrate the outer peripheral portion of the upper cutting metal mold 52. The guide pipe sealing openings 47 are formed in the outer peripheral portion of the upper cutting metal mold 52, The upper cutting metal mold 52 is lifted and lowered vertically along the guide rod 35 while the upper portion of the guide rod 35 penetrates through the guide shaft pipe clearance 47. [

As shown in FIG. 14, the cutting bar lower through hole 55 of the lower cutting die 54 and the cutting bar 52 of the intermediate cutting die 53 The intermediate through holes 56 are each formed in a "+" shape when viewed from above and the cutting bar 57 of the upper cutting metal mold 52 is formed to have a "+" A plurality of euroform frames F are connected and assembled in a rectangular shape so that the rib grooves 63 are formed on the cut surface when the euroform frame F is cut by the cutting bar 57 as shown in FIG. The ribs 38 of the other euro foam frames F are inserted into the rib grooves 63 while being assembled together.

The piercing cylinder 58 is a part for piercing the piercing hole 23 in the euroform frame F by moving the press die part 22 up and down as shown in Figs. 1 to 5 and 9, A plurality of piercing holes 23 are formed in upper and lower portions of the piercing frame 23 so as to be vertically downwardly fixed to the piercing holes 23 at predetermined intervals in the fore and aft direction, The cylinders 58 are vertically downwardly fixed to the upper surface of the upper surface plate 5 of the base body 2 in a state where the cylinders 58 are arranged in an array in front of and behind the parts corresponding to the upper portions of the portions where the press die portions 22 are provided, The upper mold 26 of the press mold section 22 is pressed downward vertically when the piston is lowered in a state where the upper mold 5 is protruded vertically downward through the upper mold plate 5, When the mold 26 is pressed, The first spring 37 interposed between the mold 28 and the intermediate mold 27 is compressed before the second spring 44 interposed between the intermediate mold 27 and the upper mold 26, Is lowered along the guide bar 35 and abuts against the upper surface of the lower mold 28 so that the lower surface of the intermediate mold 27 is positioned above the frame 29 of the lower mold 28, The second spring 44 is compressed and the upper mold 26 is brought into contact with the upper surface of the intermediate mold 27 while the upper portion of the piercing bar 27 is fixed to the upper mold 26. [ (46) penetrates the flow path frame (F) vertically downward to pierce the piercing hole (23).

After the piercing hole 23 is pierced as described above, when the piston of the piercing cylinder 58 is raised, the elastic force of the first spring 37 and the second spring 44 causes the intermediate mold 27 and the upper mold The euro form frame F is gripped by the upward movement of the frame 26 so that the euroform frame F can move backward along the frame guide groove 29. [

As another embodiment of the present invention, the piercing cylinder 58 is configured such that one piercing cylinder 58 presses the plurality of press die portions 22 together as shown in Figs. 15 and 16 In this case, a linear pushing bar 59, which is long in the forward and backward directions, is fixed to the lower end of the piston of the piercing cylinder 58, so that the pushing bar 59 presses the plurality of press die parts 22 together So as to be press-processed.

The notching cylinder 60 presses the left and right notching bars 31 of the press die 22 horizontally to horizontally horizontally move the notch groove 25 in the euro foam frame F as shown in Figs. 1 to 5 and 9, A plurality of portions are horizontally fixed to both left and right sides of the base body 2 horizontally at predetermined intervals so as to be fixed to the left and right sides between the intermediate mold 27 and the lower mold 28 of the press mold portion 22, The notching bar 31 is moved to the left and right to form the notch groove 25 in the flow path frame F. The notching cylinder 60 is provided on both left and right sides of the portion where the press mold portion 22 is provided The left and right side plates 6 are horizontally passed through the base body 2 in such a manner that the left and right side plates 6 are horizontally laid on the outer side surfaces of the left and right side plates 6, In a state in which it is installed so as to protrude inward of the base body 2, As shown in FIG. 9, when the left and right notching bars 31 are horizontally moved to the left and right, the left and right notching bars 31 are formed in the lower mold 28 The front end of the notching bar 31 is moved in the inward direction of the lower mold 28 along the notching bar guide groove 32 to the left and right sides of the euroform frame F interposed between the lower mold 28 and the intermediate mold 27 The side projecting portion 33 is pressed to form the notching groove 25.

As shown in FIGS. 15 and 16, the notching cylinder 60 may be provided with a notching bar 31 provided on a plurality of press mold sections 22, In this case, a straight side pressure bar 61, which is long in the front-rear direction, is fixed to the end of the piston of the notching cylinder 60 so that the side pressure bar 61 is press- And the notching bar 31 provided on the side wall 22 is pressed together on the side surface.

The cutting cylinder 62 is a part for cutting and cutting the euroform frame F by moving the cutting die part 51 up and down as shown in Figs. 1 to 5 and 13, and the upper part of the cutting die part 51 The cutting cylinder 62 is fixed to the upper portion of the base body 2 located at the lower portion of the base body 2 by pressing the cut metal mold 51 at the upper portion thereof, (5) of the base body (2) positioned on the upper side of the portion where the piston (51) is installed, and in such a state that the piston is projected vertically downward through the upper plate (5) The upper cutting die 52 of the cutting die portion 51 is vertically downwardly pressed during the lowering operation of the upper cutting die 52. When the upper cutting die 52 is pressed as shown in Figure 13, A first spring 37 interposed between the molds 53 is interposed between the intermediate cut- The intermediate cutting metal mold 53 is moved down along the guide bar 35 while being compressed before the second spring 44 interposed between the upper cutting metal mold 53 and the upper cutting metal mold 52, So that the lower surface of the intermediate cutting metal mold 53 grips the upper portion of the Euroform frame F which is placed on the frame guide groove 29 of the lower cutting metal mold 54, The cut bar 57 fixedly mounted on the upper cutting metal mold 52 penetrates the eurofoam frame F vertically downward as the upper cutting metal mold 52 abuts the upper surface of the intermediate cutting metal mold 53 Cut.

When the piston of the cutting cylinder 62 is moved upward after the Euroform frame F is cut, the elastic force of the first spring 37 and the second spring 44 causes the intermediate cutting die 53 The upper cutting metal mold 52 is lifted up and the eurofoam frame F is gripped to release the eurofoam frame F backward along the frame guide groove 29. [

Meanwhile, the cutting cylinder 62 is cut and processed in various lengths in accordance with the length and the length of the europium produced while being raised and lowered separately from the piercing cylinder 58.

Hereinafter, the operation of the present invention will be described.

A plurality of piercing holes 23 and a notching groove 25 are formed in a Euroform frame F used in the production of a Euroform used as a formwork for various construction work or civil engineering work by using the Euroform frame press working apparatus 1 according to the present invention. And the fastening holes 24 are regularly formed at regular intervals and cut into various lengths, first, as shown in FIG. 2, at the front portion of the end base body 2 of the unprocessed Euroform frame F The driving motor 10 is operated while being positioned between the driving roller 13 and the driven roller 18 of the feeding device 9 so that the driving roller 13 and the driven roller 18 are rotated in a gear- A plurality of press mold sections 22 provided in the upper surface portion of the lower surface plate 3 of the base body 2 at predetermined intervals in front and rear direction by feeding and transferring the Euroform frame F to the inside of the base body 2 by a predetermined length unit, The inside of the cutting die portion 51 is provided with a front- (29) formed horizontally in the front and rear direction on the upper surface of the lower mold (28) of each press die section (22) The frame frame F is stably moved forward and backward in a straight line along the frame guide groove 29 formed by the frame.

As shown in FIGS. 3 and 9, in the state where the euroform frame F is located inside the plurality of press mold sections 22 and the cut mold section 51, the piercing cylinders 58 are lowered The piston of the piercing cylinder 58 presses the upper mold 26 of each press mold portion 22 vertically downward and presses the upper mold 26 to press the lower mold 28 and the intermediate mold 27 The first spring 37 interposed in the intermediate mold 27 is compressed before the second spring 44 interposed between the intermediate mold 27 and the upper mold 26 so that the intermediate mold 27 moves downward along the guide rod 35 And the lower surface of the intermediate mold 27 is in contact with the upper surface of the lower mold 28 to hold the upper portion of the Euroform frame F which is placed on the frame guide groove 29 of the lower mold 28, The second spring 44 is compressed and then the upper mold 26 is brought into contact with the upper surface of the intermediate mold 27, The lower portion of the fixedly mounted piercing bar 46 penetrates the euroform frame F vertically downward through the piercing bar intermediate through hole 41 of the intermediate mold 27 to perforate the piercing hole 23, When a plurality of the notching cylinders 60 fixedly installed so as to be laid horizontally horizontally on the outer side surfaces of the left and right side plates 6 of the base body 2 are advanced and operated, the left and right side rods 60 connected to the ends of the pistons of the notching cylinder 60 The choke bar 31 is moved in the inward direction along the notching bar guide groove 32 formed in the lower mold 28 so that the leading end portion of the notching bar 31 is interposed between the lower mold 28 and the intermediate mold 27, The right and left side projecting portions 33 of the frame F are horizontally pressed to form the notched grooves 25. [

Next, as shown in FIG. 13, when the cutting cylinder 62 is lowered, the piston of the cutting cylinder 62 presses the upper cutting die 52 of the cutting die portion 51 vertically downward, The first spring 37 interposed between the lower cutting metal mold 54 and the intermediate cutting metal mold 53 is interposed between the intermediate cutting metal mold 53 and the upper cutting metal mold 52 in accordance with the pressure of the cutting metal mold 52 The intermediate cutting metal mold 53 is moved downward along the guide bar 35 while being pressed before the second spring 44 and brought into contact with the upper surface of the lower cutting metal mold 54, The second spring 44 is compressed in a state in which the upper portion of the Euroform frame F placed on the frame guide groove 29 of the mold 54 is gripped and fixed so as not to flow, The cutting bar 57 fixedly mounted on the upper cutting metal mold 52 comes into contact with the upper surface of the metal mold 53, The euro form frame F is vertically downwardly cut through the cutting bar middle through hole 56 and cut.

When the euroform frame F is cut as described above, the pilling cylinder 58 and the cutting cylinder 62 are raised and the notching cylinder 60 is operated backward to release the grip of the euroform frame F The feeding device 9 is operated so that the unprocessed Euroform frame F as shown in FIGS. 4 and 5 is formed into a Euroform frame (not shown) formed with a plurality of piercing holes 23 and a notch groove 25, F to the rear outside of the base body 2 to be discharged.

1. Press processing device 2. Base body
3. Rear plate 4. Support
5. Top plate 6. Side plate
7. Legs 8a, 8b. Debris discharge ball
9. Feeding device 10. Driving motor
11. Pivot shaft 12. Drive gear
13. Driving roller 14. Closing cylinder
15. Roller mounting bracket 16. Mounting bracket
17. driven gear 18. driven roller
19. rib guide groove 20. protrusion guide groove
21. Front mounting plate 22. Press mold part
23. Piercing hole 24. Fastening hole
25. Notching groove 26. Upper mold
27. Middle mold 28. Lower mold
29. Frame guide groove 30. Pierce bar Lower through hole
31. Notchingba 32. Notchingba Guide Home
33. Side projections 34. Guide bar fastening grooves
35. Guide rod 36. First spring lower insertion groove
37. First spring 38. Rib
39. Rib insertion groove 40. First spring upper insertion groove
41. Pierce bar middle through hole 42. Guide bar through hole
43. Second spring lower insertion slot 44. Second spring
45. Second spring upper insertion slot 46. Piercing bar
47. Through-hole of guide pipe 48. Through hole of perforation bar
49. Perforated bar middle through hole 50. Coupled hole Perforated bar
51. Cutting mold part 52. Upper cutting mold
53. Medium cutting die 54. Lower cutting die
55. Cutting bar lower through hole 56. Cutting bar middle through hole
57. Cutting Bar 58. Piercing Cylinder
59. Push bar 60. Notching cylinder
61. Side pressure bar 62. Cutting cylinder
63. Rib groove F: Euroform frame

Claims

A plurality of upper and lower molds 26, 26 are stacked at predetermined intervals in the front and back sides of the base body 2, A rib 38 formed to protrude from the lower portion of the euroform frame F is fixed to the upper mold 26 so that the piercing bar 46 protrudes vertically downwardly from the lower mold 28, A press mold section 22 for pressing the Euroform frame F between the intermediate mold 27 and the lower mold 28 in a state of being in contact with the upper mold 28 while being in contact with the upper mold 28; The piercing bar 46 passes through the euroform frame F in a state in which the upper mold 26 is downwardly pressed while a plurality of the punching bars 46 are fixedly installed in the vertical downward direction with intervals therebetween so that the intermediate mold 27 grips the euroform frame F A piercing cylinder 58 for piercing the piercing hole 23, A plurality of notching bars 31 interposed between both the left and right sides of the intermediate mold 27 and the lower mold 28 of the press die 22 are fixed to the left and right sides of the upper die 2 at predetermined regular intervals And a notching cylinder (60) for forming a notching groove (25) in left and right side side projecting parts (33) of the euroform frame (F) by pressurizing and moving left and right.

The cutting tool according to claim 1, wherein the base body (2) is assembled with a cutting die part (51) on a lower surface plate (3) while being adjacent to the rear side of a press die part (22) The upper mold 51 and the lower mold 52 are integrally formed with the lower mold 51 and the lower mold 51. The upper mold 51 and the lower mold 51 are integrally formed with each other, A cutting bar 57 having a width corresponding to the width of the left and right sides is fixedly installed so as to be cut and processed while passing the Euroform frame F between the intermediate cutting mold 53 and the lower cutting mold 54, The upper cutting metal mold 52 is pressed downward while the cutting cylinder 62 is fixed vertically downward to the upper portion of the base body 2 positioned at the upper portion of the lower mold 51, In the state in which the euro form frame F is cut by the cutting bar 57 Yuropom frame press working apparatus according to claim.

The feeding device according to claim 1 or 2, wherein the base body (2) is provided with a feeding device (9) for feeding a Euroform frame (F) A pair of left and right side plates 6 of the main body 2 are provided with pivot shafts 11 which are horizontally horizontally inserted through the front lower portions of the left and right side plates 6 so as to be rotated by the drive motor 10, A driving cylinder 13 having a driving gear 12 is provided in the front upper portion of the base body 2 and a tightening cylinder 14 is vertically moved downward in the upper portion of the base body 2. The tightening cylinder 14 is fixed to the lower end of the piston A driven roller 16 is connected to the roller mounting bracket 15 so as to be horizontally rotated. A driven shaft 16 is provided with a driven gear 17 at one side thereof. (17) is driven by the lowering operation of the tightening cylinder (14) And the Euroform frame F positioned between the drive roller 13 and the driven roller 18 is supplied to the inside of the base main body 2 while the gear 12 is gear- Device.

2. The bending machine according to claim 1, wherein the base body (2) is provided with a debris discharge hole (8a) in a lower surface plate (3) of a portion where each of the press dies (22) The debris discharge hole 8a is vertically aligned with the piercing bar lower through hole 30 formed in the lower mold 28 and is pierced by the piercing bar 46 of the upper mold 26 in the euro form frame F. [ Wherein a piece of debris generated by the punching operation of the punching bar (23) is discharged downward through the piercing bar lower through hole (30) and the debris discharge hole (8a) down to the base body (2).

3. The apparatus according to claim 2, wherein the base body (2) is formed by inserting a debris discharge hole (8b) in a bottom plate (3) of a part where the lower cutting die (54) The discharge hole 8b is vertically aligned with the cutter bar lower through hole 55 formed in the lower cut metal mold 54 so that the euro foam frame F is cut by the cut bar 57 of the upper cut metal mold 52. [ Wherein a piece of debris generated during processing is discharged downwardly of the base body (2) through the cutting bar lower through hole (55) and the debris discharge hole (8b).

The electronic part mounting structure according to claim 1, wherein the lower mold (28) is fixed on a lower plate (3) of a base body (2) 29 are formed horizontally in the front and rear direction and the piercing bar lower through hole 30 is vertically perforated in a portion where the frame guide groove 29 is formed and on the right and left sides of the upper surface of the lower mold 28, The left and right notching bars 31 are horizontally guided to the left and the right and the intermediate mold 27 is vertically pierced by the piercing bar intermediate through holes 41 so that the piercing bars 46 of the upper mold 26, A plurality of first springs 37 are interposed between the lower mold 28 and the intermediate mold 27 so as to penetrate through the middle through hole 41 of the piercing bar and the lower through hole 30 of the piercing bar. And a plurality of second springs 44 are interposed between the intermediate mold 27 and the upper mold 26, Wherein the frame assembly is assembled so as to be spaced apart from each other by a predetermined distance.

The method of claim 1 or 6, wherein the lower mold (28), the intermediate mold (27), and the upper mold (26) are formed in a horizontally laid plate shape, A plurality of guide bar through holes 42 are formed in the outer periphery of the intermediate mold 27 and a plurality of guide holes 35 are formed in the outer periphery of the upper mold 26, And the intermediate mold 27 and the upper mold 26 are guided by the guide rods 35 through the guide rod through-holes 42 and the guide rod through-holes 47, respectively, And is lifted up and down vertically along the rod (35).

The method of claim 1 or claim 6, wherein the upper mold (26) is fixedly installed with a bar-shaped fastening hole perforation bar (50) protruding vertically downward, and the intermediate mold (27) And the lower metal mold 28 has a through hole 48 through which the lower end of the lower hole of the lower hole of the lower hole of the lower hole of the upper hole of the lower hole of the lower hole The lower end portion of the fastening hole boring bar 50 is moved between the intermediate mold 27 and the lower mold 28 by the piercing cylinder 58 when the upper mold 26 and the intermediate mold 27 are moved down. And the fastening hole (24) is formed in the Euroform frame (F) located at the lower end of the frame (F).

3. The apparatus according to claim 2, wherein the lower cutting metal mold (54) is fixed to a rear upper surface portion of a bottom plate (3) of the base body (2) The frame guide groove 29 is formed horizontally in the front and rear direction and the frame guide groove 29 is formed in the lower cutting metal mold 54. The cutter bar lower through hole 55 And the cutting bar middle through hole 56 is vertically drilled in the intermediate cutting die 53 so that the cutting bar 57 of the upper cutting die 52 is inserted into the cutting bar middle through hole 56, A plurality of first springs 37 are interposed between the lower cutting die 54 and the intermediate cutting die 53 and the intermediate cutting die 53 is inserted between the lower cutting die 54 and the intermediate cutting die 53, A plurality of second springs 44 are interposed between the upper cutting metal mold 52 and the upper cutting metal mold 52, Yuropom frame press working apparatus characterized in that the installation.

The method according to claim 2 or 9, wherein the lower cutting die (54), the intermediate cutting die (53), and the upper cutting die (52) are formed in a horizontally laid plate shape, A plurality of guide rods 35 are fixedly installed in a vertically upward position and a plurality of guide rod through holes 42 are formed in the outer portion of the intermediate cutting metal mold 53, A plurality of guide fulcrum clearance penetration holes 47 are formed in the outer periphery of the intermediate cutting die 53 so as to penetrate the guide rods 35 through the guide rod through holes 42 and the guide fulcrum clearance 47, And the upper cutting die (52) are vertically moved up and down along the guide bar (35).

The cutting tool according to claim 2 or 9, wherein the lower cutting metal mold (54) is formed in a "+" shape when the cutting bar lower through hole (55) And the cutting bar 57 of the upper cutting metal mold 52 is formed to have a " + "-shaped cross section, Is cut with a rib groove (63) formed on the cut surface when the cutter is cut.

The upper and lower molds 26 and 26 are assembled on the bottom plate 3 of the base body 2 so as to be adjacent to each other in the back and forth direction. A piercing bar 46 is fixedly installed on the upper mold 26 so as to protrude vertically downward from the mold 27 and a lower portion of the europform frame F is inserted between the intermediate mold 27 and the lower mold 28, The press mold section 22 is provided on the lower surface of the base plate 2 so as to be adjacent to the rear of the press mold section 22 provided at the rear end of the press mold section 22, A middle cutting die 53 and a lower cutting die 54. The upper cutting die 52 is vertically and downwardly provided with a cutting bar 57 so as to protrude from the upper cutting die 52, (F) passes between the lower cutting die (53) and the lower cutting die (54) And a pushing bar 59 is fixed to the lower end of the piston so as to be fixed to the upper portion of the base body 2 so that the upper mold of the plurality of press mold portions 22 The piercing bar 46 penetrates the euroform frame F in a state in which the presser bar 59 is pressed together at the upper portion so that the intermediate mold 27 grasps the euroform frame F so that the piercing hole 23 A side pressing bar 61 is fixed to the end of the piston so as to be fixed to the middle of the plurality of press mold parts 22, The notching bars 31 interposed between the left and right sides between the mold 27 and the lower mold 28 are moved to the left and right together with the side pressing bars 61 to form the notch grooves 25 in the euroform frame F And a base body 2 disposed at an upper portion of the cutting die portion 51. The base body 2 is provided with a notching cylinder 60, The upper cutting metal mold 52 is pressed downward to cut the eurofoam frame F by the cutting bar 57 while the intermediate cutting metal mold 53 holds the eurofoam frame F 62). &Lt; / RTI >