KR100475609B1 - Corrugated cardboard feeder for top printing machine - Google Patents

Abstract

The present invention provides a corrugated cardboard feeder for a top printing machine. Corrugated cardboard supply apparatus of the present invention and the frame (10); A loading conveyor 20 installed on the frame 10 to load the pile of cardboard; A support 30 for supporting a pile of cardboard loaded on the loading conveyor 20; A tilting unit for tilting the support 30 so as to vertically turn over the pile of cardboard supported by the support 30; A transfer conveyor 40 installed on the support 30 so as to transfer the inverted cardboard from the support 30; It characterized in that it comprises an unloading conveyor 50 for discharging the corrugated cardboard conveyed from the transfer conveyor 40 to a printing press. According to the present invention, a loading conveyor for loading a pile of corrugated cardboard, a support for supporting a loaded pile of cardboard, a tilting unit for tilting the support forward so that the supported cardboard is turned over, and an unloaded cardboard for discharging to the printing press. By having a loading conveyor, there is an advantage that the cardboard can be automatically turned over and supplied to the printing press, thereby increasing the production efficiency. In particular, by having a cardboard discharge control unit for controlling the discharge of the cardboard has an effect that can adjust the amount of cardboard supplied to the printing press.

Description

Corrugated cardboard feeder for top printing machine {CORRUGATED CARDBOARD FEEDER FOR TOP PRINTING MACHINE}

The present invention relates to a corrugated cardboard supply apparatus for a top printing machine, and more particularly, to a corrugated cardboard feeding apparatus for a top printing machine that automatically supplies the corrugated cardboard for printing the top surface of the corrugated cardboard.

Corrugated cardboard is a flat liner paper adhered to the corrugated corrugated core, excellent buffering capacity, smooth surface is used as an inner or outer packaging material. In particular, corrugated paper is used as a box-type outer packaging material for packaging the appearance of the product because of the light weight and excellent strength.

Looking at the manufacturing process of the corrugated cardboard packaging material, first, the corrugated cardboard is cut to a certain size according to the size of the contents to be packaged, and then the figures, letters, symbols, etc. are printed on the cut cardboard surface, and the printed cardboard slotter By cutting using to produce a cardboard packaging material. Corrugated packaging materials produced in this way are not concerned about environmental pollution and can be recycled, so the demand is increasing in recent years.

On the other hand, such a cardboard packaging material manufacturing process, if you want to print the figures, letters, symbols, etc. on the bottom of the cardboard to be cut and transported, it is pointed out that the cardboard must be turned upside down and supplied to the printing machine. In other words, the printing machine is configured to print the upper surface of the supplied cardboard, if it is necessary to print a specific figure, characters, symbols, etc. on the bottom of the cardboard conveyed horizontally, it is turned over manually by hand to turn the bottom to the upper surface (顚 倒It had to be fed to the press while it was turned over. This drawback is to cause the waste of cardboard, as well as to delay the printing work of the corrugated cardboard because it must be turned upside down, resulting in a decrease in production efficiency.

Accordingly, the present invention has been made to solve the above disadvantages, the object of the present invention is to provide a corrugated cardboard feeder for top printing machine to automatically supply the printing machine to turn over the corrugated cardboard for printing on the top of the cardboard.

In order to achieve the above object, the present invention provides a frame comprising: a frame; A loading conveyor installed in said frame to load a pile of cardboard; A support for supporting a pile of cardboard loaded on the loading conveyor; A tilting unit for tilting the support to turn the cardboard stack supported by the support vertically; A conveying conveyor installed on the support to convey the inverted cardboard from the support; It characterized in that it comprises an unloading conveyor for discharging the cardboard conveyed from the conveying conveyor to a printing press.

Hereinafter, a preferred embodiment of a corrugated cardboard supply apparatus for a top printing machine according to the present invention will be described in detail with reference to the accompanying drawings.

First, as shown in Figures 1 and 2, the corrugated cardboard supply apparatus of the present invention has a frame (10). The frame 10 connects the bottom supports 12 supported on the floor, the top supports 14 installed side by side on the top of the bottom support 12, and the bottom supports 12 and the top supports 14. It consists of vertical connecting rods (16). In addition, the frame 10 is provided with a controller 18 for controlling the device, which is equipped with a control board (not shown) and operation buttons 18a to adjust the control board.

Meanwhile, the frame 10 includes a loading conveyor 20 for introducing the cardboard C, a support 30 for supporting the introduced cardboard C, and a cardboard supported by tilting the support 30. A tilting unit for flipping C) and an unloading conveyor 50 for discharging the inverted cardboard C to the printing machine P are installed.

Looking at this in turn, the loading conveyor 20 is introduced by receiving a pile of corrugated cardboard (C) to be transferred from the transfer conveyor device (S), the frame 22 and the head pulley 24 is installed on each end of the frame 22 And the tail pulley 25, the belt 26 for winding the head pulley 24 and the tail pulley 25, the trapping rollers 27 for supporting the lower portion of the belt 26, and the head pulley ( 24 is composed of a drive motor 28 for driving. Here, the tail pulley 25 and the trapping rollers 27 are constituted in pairs side by side as shown in FIG. 2, and each of the tail pulleys 25 and the trapping roller 27 has a pair of belts 26. Is configured to be wound. This is to divide the belt into two to operate the loading conveyor 20 more smoothly.

In addition, the drive motor 28 and the head pulley 24 are configured to be connected to each other by the chain transmission mechanism 29, the chain transmission mechanism 29 and the drive chain wheel (29a) is installed in the drive motor 28 and And a driven chain wheel 29b provided on the head pulley 24, and a chain 29c winding and connecting the drive chain wheel 29a and the driven chain wheel 29b. The chain transmission mechanism 29 transmits the driving force of the driving motor 28 to the head pulley 24 to operate the loading conveyor 20.

On the other hand, such a loading conveyor 20 is configured to stop the operation when the loaded cardboard (C) is supported on the support 30, for this purpose, the support 30 is corrugated cardboard (C) as shown in FIG. ) Sensing means for detecting that the support is supported, for example, a limit switch 20a is installed. The limit switch 20a is operated in contact with the loaded cardboard C to serve to stop the loading conveyor 20. Of course, when the cardboard (C) is discharged from the support 30, the limit switch 20a detects this to operate the loading conveyor 20 again. Here, although the limit switch 20a operated in contact with the cardboard C is used as the sensing means, for example, it is also possible to use an optical sensor using light as the sensing means.

Referring back to Figure 1, the corrugated cardboard supply apparatus of the present invention is provided with a support (30) for supporting a pile of cardboard (C) loaded in a stacked state. The support 30 is composed of a vertical support 32 for supporting the side of the stacked stack of cardboard (C), and a horizontal support 34 for supporting the bottom of the cardboard (C).

Here, the horizontal support 34 is configured to support the corrugated cardboard (C) loaded on the upper surface of the loading conveyor 20 is configured integrally with the loading conveyor 20. In addition, the horizontal support 34 is configured to be movable along the vertical support 32. For this purpose, a pair of guide rails 32a are formed in the vertical support 32, and the horizontal support ( On both sides of the 34, a pair of rollers 34a are rolled along the guide rail 32a.

Again, referring to Figure 1, the corrugated cardboard supply apparatus of the present invention, the corrugated cardboard (C) supported by the support (30) upright, and then the support (30) to be forward downward so that it can be turned over and turned forward It is equipped with a tilting unit. As shown in FIG. 2, the tilting unit includes a pair of guide rails 16a installed on the vertical connecting rods 16 of the frame 10 and a vertical support 32 for lifting up and down along the guide rails 16a. A pair of sliders 35 pivotally installed at the lower end, a towing means for pulling the slider 35 upward as shown in FIG. 1, and a vertical support 32 at which the lower end is lifted by the towing means maintains a constant trajectory. It consists of a link 36 for movably supporting the upper end of the vertical support 32 to the frame 10 to have a pivoting movement. In particular, the traction means of the slider 35 is a drive motor 37 installed on the frame 10, a chain wheel 38 installed on the drive motor 37 shaft and one end is fixed to the slider 35 and the other end is The chain 39 is wound around the chain wheel 38.

The tilting unit having the above configuration, the slider 35 is pulled upward to lift the lower end of the support 30 and at the same time guides the upper end of the support 30 to the link 36 with a constant trajectory to guide the support 30. By tilting downward in front of the cardboard (C) supported on the support 30 to fall forward in a vertically up state. As a result, the cardboard (C) fell to the front of the support 30 by the tilting unit is turned over while the bottom and the upper surface is changed.

On the other hand, such a tilting unit is configured such that the loaded cardboard (C) is supported at the same time supported by the support 30, the operation of this tilting unit is realized by the above-described limit switch (20a). That is, when the cardboard (C) loaded on the loading conveyor 20 contacts the limit switch 20a, the limit switch 20a detects this to operate the tilting unit.

In addition, the tilting unit is configured to stop the operation in a state in which the support 30 is inclined downward downward, and also the cardboard (C) is operated in the reverse direction again in the state completely discharged from the support (30) to support the support (30) It is configured to return to the original position, for this purpose, the upper limit of the vertical support 16 is installed a limit switch 10a for contacting the lower end of the support 30 to stop the operation of the tilting unit, the upper end of the vertical support 32 The limit switch 30a for operating the tilting unit in the reverse direction is installed by contacting the horizontal support 34 moving to the end of the vertical support 32 as the support 30 is inclined.

Through such limit switches 10a, 20a, and 30a, the tilting unit can be tilted forward, and then stopped at a predetermined position, and then returned to its original position after the cardboard C is discharged. It is. Hereinafter, the limit switch 10a installed at the lower end of the vertical support 32 is referred to as the "first limit switch", and the limit switch 10a provided at the upper end of the vertical support 16 is referred to as the "second limit switch". , The limit switch 30a installed on the upper end of the vertical support 32 will be defined as a "third limit switch".

Referring back to Figure 1, the vertical support 32 is provided with a transport conveyor 40 for transferring the cardboard (C) overturned forward and turned over from the vertical support (32). The transfer conveyor 40 includes a head pulley 42 installed at an upper end of the vertical support 32, a tail pulley 44 installed at a lower end of the vertical support 32, a head pulley 42 and a tail pulley 44. ) And a belt 46 for winding the connection and a drive motor 48 for driving the head pulley 42. The transfer conveyor 40 serves to discharge the corrugated cardboard C, which is turned over and flipped forward to the end of the vertical support 32, as shown in the dashed chain line in FIG. 1 and discharged to the unloading conveyor 50 to be described later. do. Here, the transfer conveyor 40 is configured to be operated when the second limit switch 10a is "on", and is configured to be stopped when the third limit switch 30a is "on".

Meanwhile, in the present invention, as shown in FIG. 3, the transfer conveyor 40 is configured as a multi-type conveyor composed of several rows, which reduces the width of the belt to reduce the contact resistance with the corrugated cardboard C to a minimum. In order to operate the transfer conveyor 40 more smoothly. Here, the head pulleys 42 of each conveying conveyor 40 are fixed to the shaft 48a of the drive motor 48 extending in the width direction of the vertical support 32, of course, to be configured to rotate at the same time.

Again, referring to Figure 1, the corrugated cardboard supply apparatus of the present invention has an unloading conveyor 50 for transporting the cardboard (C) upside down from the support 30 to the printing machine (P). The unloading conveyor 50 includes a conveyor support boom 52 extending from the frame 10, a head pulley 54 installed at the end of the conveyor support boom 52, and the other of the conveyor support boom 52. Tail pulley 55 is installed at the end, the head pulley 54 and the tail pulley 55 is wound around the belt 56 and the drive motor 57 for driving the head pulley 54. The unloading conveyor 50 serves to feed the inverted cardboard (C) to the end of the conveyor support boom 52 to supply to the printing machine (P). In the present invention, as shown in Figure 2, the unloading conveyor 50 is composed of a multi-type conveyor consisting of several rows. Here, the head pulleys 54 of each conveyor are fixed to the shaft (57a) of the drive motor 57 extending in the width direction of the conveyor support boom 52 is of course configured to rotate at the same time.

On the other hand, the unloading conveyor 50 of the present invention is configured such that its length can be adjusted according to the distance to the printing machine (P), as shown in Figure 1, the conveyor support boom 52, the frame ( 10, and a fixed boom 52a supported by the fixed boom 52a and a movable boom 52b movably installed on the fixed boom 52a. The fixed boom 52a includes a moving boom 52b of the fixed boom 52a. Moving means 60 is installed to extend or shorten the length of the conveyor support boom 52 by moving outward or inward, and the belt 56 is the first guide roller 50a installed in the fixed boom 52a. And an overlap section of the “S” type by the second guide roller 50b provided to the moving boom 52b. In particular, the moving means 60 is to move along the screw feed shaft 62 rotatably installed on the fixed boom 52a, the drive motor 64 for rotating the screw feed shaft 62, and the screw feed shaft 62. It consists of a moving nut 66 fixed to the moving boom 52b.

According to this configuration, when the drive motor 64 is operated to rotate the screw feed shaft 62, the moving nut 66 moves along the screw feed shaft 62, and the moving nut 66 moves the screw feed shaft 62. Accordingly, when moving forward and backward, the moving boom 52b fixed thereto also extends or shortens the length of the conveyor support boom 52 while moving along the fixed boom 52a. At this time, the first guide roller 50a and the second guide roller 50b fixed to the fixed boom 52a and the moving boom 52b are also close to or spaced apart from each other, so as to extend the entire length of the conveyor support boom 52. The length is adjusted by unfolding or further overlapping the overlapped belt 56 in the " S " shape to match.

And the unloading conveyor 50 of the present invention is configured to be able to pivot upward with respect to the frame 10, which is for unloading conveyor 50 for repairing the printing machine (P) or exchange of plate (印 版) This is for use when you want to separate from printing machine (P). As such, for the pivoting movement of the unloading conveyor 50, the fixed boom 52a is rotatably fixed to the frame 10, and the frame 10 has an actuator for rotating the fixed boom 52a upward. 68) is installed. The actuator 68 uses a pneumatic cylinder or a hydraulic cylinder, and is extended by the compressed air or the hydraulic oil introduced to rotate the conveyor support boom 52 upward.

Referring again to Figure 1, the unloading conveyor 50 is installed cardboard discharge control unit 70 for adjusting the discharge of the cardboard (C) to be transferred. Corrugated paper discharge control unit 70 is a supply amount control plate 72 and the supply amount control plate 72 disposed vertically at intervals with the belt 56 on the upper surface of the unloading conveyor 50, as shown in Figure 4 and 5 ) Is a horizontal moving means for horizontally moving along the unloading conveyor 50, and vertical lifting means for vertically raising and lowering the supply amount control plate 72 up and down of the unloading conveyor 50.

The supply amount adjusting plate 72 is disposed perpendicular to the upper surface of the unloading conveyor 50 so as to receive and stack the cardboard C transferred from the support 30 as shown in FIG. 4. In particular, the supply amount control plate 72 is disposed at a predetermined interval with the belt 56 so that the stacked cardboard (C) is transported while falling out from the bottom.

Horizontal movement means, by moving the supply amount control plate 72 in the horizontal direction according to the size of the cardboard (C) conveyed from the support 30, as shown in Figures 2 and 5 to support the supply amount control plate 72 The carriage 80 is configured to be movable on the moving boom 52b of the unloading conveyor 50, and movement means for moving the carriage 80 along the unloading conveyor 50. In particular, the carriage 80 supports horizontal ends 82 and horizontal ends 82 arranged across the unloading conveyor 50 in a state of supporting the supply amount control plate 72 as shown in FIG. 5, respectively. It consists of a pair of vertical stand 83 and a pair of movable stand 84 which are installed so that movement to both sides of the moving boom 52b in the state which supported the vertical stand 83 is carried out. And the movement means is the pinion gear 85 which is installed in the moving table 84, the drive motor 86 for rotating the pinion gear 85, and both sides of the moving boom 52b to be engaged with the pinion gear 85. Rack gears 88 are installed on the bottom.

The horizontal moving means rotates the pinion gear 85 with the drive motor 86, and causes the pinion gear 85 to move along the rack gear 88 of the moving boom 52b. 72) to move in the horizontal direction. Here, the pinion gears 85 at the bottom of the vertical stand 84 are configured to interlock with each other on the connecting shaft 85a and rotate at the same time.

Vertical lifting means, by vertically raising and lowering the supply amount control plate 72 to adjust the gap with the belt 56, as shown in Figure 5 guide rails 90 are installed along the vertical stand (83) on both sides ), A slider 92 fixed to both ends of the horizontal stand 82 so that the guide rail 90 can be elevated, and a lift cylinder 94 for elevating the slider 92 up and down.

The vertical lifting means having such a configuration raises and lowers the horizontal stand 82 by raising and lowering the slider 92 through the lift cylinder 94, and raises and lowers the supply amount control plate 72 by raising and lowering the horizontal stand 82. By vertically raising and lowering the distance from the belt 56. Here, the lift cylinder 94 uses a pneumatic or hydraulic cylinder, and is expanded and contracted by the compressed air or the pressurized oil introduced or discharged to lift the slider 92.

Meanwhile, in the present invention, the lift cylinder 94 for elevating the horizontal stand 82 is installed only on one vertical stand 83 so as to elevate only one slider 92. Accordingly, the lift cylinder 94 is provided in the present invention. There is provided a power transmission means capable of transmitting and driving the driving force to the other side to raise and lower the slider 92 on the other side. 2 and 5, the power transmission means includes rack gears 96 installed at both vertical stands 83, and sliders on both sides thereof to be rotated while being engaged with the rack gears 96. The pinion gears 97 installed at 92, the chain wheels 98 coaxially installed with the pinion gear 97 so as to be integrally rotated with the pinion gears 97, and the chain wheels 98 at both sides. While winding the connection, it is composed of a chain 99 which is cross-hooked so that the rotation direction of the chain wheel 98 and the like are opposite to each other.

The power transmission means rotates the chain wheel 98 with the pinion gear 97 and the rack gear 96 as the lift cylinder 94 extends or contracts to lift one slider 92, and then the chain ( 99, the rotational force of the chain wheel 98 is transmitted to the other chain wheel 98, and the pinion gear 97 is rotated again as the chain wheel 98 to move along the rack gear 96. . As a result, the driving force of the lift cylinder 94 is transmitted to the slider 92 on the other side through the pinion gear 97 and the rack gear 96 and the chain wheel 98 and the chain 99, and thus, both sliders. The 92 are able to ascend and descend simultaneously. At this time, both pinion gears 97 are rotated in opposite directions by the chain 99 which is the cross hook, thereby lifting both sliders 92 simultaneously.

As a result, the corrugated cardboard discharge control unit 70 having such a configuration receives and stacks the corrugated cardboard C transferred from the support 30 through the supply amount adjusting plate 72 and discharges it from the bottom as shown in FIG. 4. , Sorting the cardboard (C) will be discharged in sequence. In particular, it is possible to control the discharge of the corrugated cardboard (C) by adjusting the interval between the supply amount control plate 72 and the belt 56 through the vertical lifting means. Here, the cardboard discharge control unit 70 is configured to be controlled by the controller 18 installed in the frame 10.

On the other hand, the discharge control unit 70 of the present invention, a presser (100) for pressing the cardboard (C) supported on the supply amount control plate 72, as shown in Figure 4 and the actuator 102 for operating the same Is additionally installed. The presser 100 is installed on the carriage 80 to rotate between the lower pressing position ("X") and the upper release position ("Z"), and the laminated cardboard at the pressing position ("X") ( C) is pressed to pressurize. And the actuator 102 is a pneumatic or hydraulic cylinder, the cylinder housing 102a is rotatably supported by the presser 100, the cylinder rod 102b is rotatably supported by the feed amount control plate 72. The actuator 102 rotates the presser 100 to the push position ("X") and the release position ("Z") while being stretched or contracted by the compressed air or the pressurized oil introduced or discharged. On the other hand, the actuator 102 is configured to extend when the second limit switch 10a of the vertical connector 16 is "on" as shown in Figure 1, and configured to contract when the third limit switch 30a is "on". When the cardboard (C) is transferred from the support 30 is configured to release the pressing.

Next, look at the operation of the present invention having such a configuration with reference to Figure 1 as follows. First, when the device is operated using the controller 18, the loading conveyor 20 is operated to introduce a pile of cardboard (C) from the transport conveyor device (S) of one side. And when the stack of cardboard (C) is completely loaded to the upper surface of the loading conveyor 20 and seated on the support 30, the first limit switch 20a detects this to operate the drive motor 37 of the towing means, the operation The driving motor 37 is lifted the slider 35 to the top while winding the chain 39. In this state, the support 30 is gradually inclined forward while being guided to the link 36, and is operated while being inclined downward toward the front as the second limit switch 10a of the frame 10 is "on". Stops.

On the other hand, as the support 30 is tilted downward toward the front, the cardboard (C) supported by the support (30) is turned over while falling forward in a vertically standing state, wherein the reversed cardboard (C) is the support It is conveyed to the unloading conveyor 50 by the conveyance conveyor 40 of 30. Here, the transfer conveyor 40 is of course operated as the second limit switch 10a is "on".

And as the cardboard (C) of the support 30 is completely transferred to the unloading conveyor 50, the horizontal support 34 of the support 30 also moves along the inclined vertical support 32, the third limit switch 30a ) To "on", whereby the drive motor 37 rotates in the reverse direction as the third limit switch 30a is "on", thereby releasing the wound chain 39, and thus the support 30 is again It returns to its original position.

On the other hand, the corrugated cardboard (C) discharged to the unloading conveyor 50 is sequentially stacked while being supported by the supply amount control plate (72). And the laminated cardboard (C) is transported to the end of the unloading conveyor 50 while exiting between the supply amount control plate 72 by the belt 56 of the unloading conveyor 50, and is transferred to the end Corrugated cardboard C is finally supplied to the printing machine P. On the other hand, to adjust the amount of corrugated cardboard (C) discharged to the printing machine (P), by raising and lowering the supply amount control plate 72 to the vertical lifting means of the cardboard discharge control unit 70. Then, the interval between the supply amount control plate 72 and the belt 56 is widened or narrowed, and accordingly the amount of corrugated cardboard (C) discharged between the supply amount control plate 72 and the belt 56 is adjusted. In addition, when the size of the corrugated cardboard (C) to be transferred from the support 30 increases or decreases, the supply amount control plate 72 is horizontally adapted to the size of the corrugated cardboard (C) by the horizontal movement means of the cardboard discharge control unit 70 Move it.

Although the preferred embodiments of the present invention have been described above by way of example, the scope of the present invention is not limited to these specific embodiments, and may be appropriately changed within the scope of the claims.

As described above, the corrugated cardboard supply apparatus for a top printing machine according to the present invention includes a loading conveyor for loading a pile of cardboard, a support for supporting a loaded pile of cardboard, and a tilting unit for tilting the support forward so that the supported cardboard is turned over. And, by having an unloading conveyor for discharging the inverted corrugated cardboard to the printing press, it has the advantage of automatically supplying the corrugated cardboard to the printing press, thereby increasing the production efficiency. In particular, by having a cardboard discharge control unit for controlling the discharge of the cardboard has an effect that can adjust the amount of cardboard supplied to the printing press.

1 is a front view showing the configuration of a corrugated cardboard supply apparatus for a top printing machine according to the present invention;

2 is a plan view showing the configuration of a corrugated cardboard supply apparatus for a top printing machine according to the present invention;

Figure 3 and a side view showing the configuration of a corrugated cardboard supply apparatus for a top printing machine according to the present invention,

Figure 4 is an enlarged view showing in detail the configuration of the cardboard discharge control unit which is the main part of the present invention,

5 is a cross-sectional view taken along the line A-A of FIG.

♣ Explanation of symbols for main part of drawing ♣

10: frame 16: vertical connector

16a: guide rail 20: loading conveyor

30: support 32: vertical support

34: horizontal support 35: slider

36: link 37: drive motor

38: chainwheel 39: chain

40: conveying conveyor 50: unloading conveyor

52: conveyor support boom 52a: fixed boom

52b: moving boom 60: moving means

62: screw feed shaft 64: drive motor

66: moving nut 68: actuator

70: cardboard discharge control unit 72: supply control plate

80: carriage 82: horizontal

83: vertical stand 84: movable stand

85: pinion gear 86: drive motor

88: rack gear 90: guide rail

92: slider 92: lift cylinder

100: presser 102: actuator

Claims (8)

A frame 10; A loading conveyor 20 installed on the frame 10 to load a pile of cardboard; A support (30) for supporting a pile of cardboard loaded on the loading conveyor (20); A tilting unit for tilting the support 30 so as to vertically turn over the pile of cardboard supported by the support 30; A transfer conveyor 40 installed on the support 30 so as to transfer the inverted cardboard from the support 30; Corrugated cardboard supply apparatus for a top printing machine, characterized in that it comprises an unloading conveyor (50) for discharging the cardboard conveyed from the transfer conveyor (40) to a printing press. The tilting unit of claim 1, wherein the tilting unit is pivotally installed at a lower end of the support 30 to be elevated along the guide rail 16a and the guide rail 16a. The frame 10 may have an upper end of the supporter 30 such that a slider 35, a towing means for pulling the slider 35 upwardly, and the supporter 30 to which the lower end is towed may be inclined with a predetermined trajectory. Corrugated cardboard supply apparatus for a top printing machine, characterized in that consisting of a link (36) which is movably connected to. 3. The traction means according to claim 2, wherein the traction means includes a drive motor (37) installed on the frame (10), a chain wheel (38) installed on the drive motor (37) shaft, and one end of the slider (35). It is fixed, the other end of the corrugated cardboard supply apparatus for a top printing machine, characterized in that the chain (39) wound around the chain wheel (38). According to claim 1, wherein the unloading conveyor 50 has a conveyor support boom 52, the conveyor support boom 52 is a fixed boom (52a) rotatably fixed to the frame 10, and A moving boom 52b movably installed on the fixed boom 52a and moving means for moving the moving boom 52b so that the moving boom 52b can be further extended from the fixed boom 52a. , The moving means includes a screw feed shaft 62 rotatably installed on the fixed boom 52a, a drive motor 64 for rotating the screw feed shaft 62, and the screw feed shaft 62 to move along the screw feed shaft 62. Corrugated cardboard supply apparatus for a top printing machine, characterized in that consisting of a moving nut (66) fixed to the moving boom (52b). 5. The corrugated cardboard feeder of claim 4, further comprising an actuator (68) for rotating the conveyor support boom (52) upward so as to pivot the unloading conveyor (50) upwardly. . According to claim 1, further comprising a cardboard discharge control unit 70 for controlling the discharge of the cardboard discharged from the unloading conveyor 50, The corrugated cardboard discharge control unit 70 is horizontally moved along the unloading conveyor 50 and the supply amount control plate 72 disposed vertically at intervals from the upper surface of the unloading conveyor 50. Corrugated cardboard supply apparatus for a top printing machine, characterized in that it comprises a horizontal moving means to vertically, and vertical lifting means for vertically raising and lowering the supply amount control plate 72 up and down of the unloading conveyor (50). According to claim 6, wherein the horizontal moving means for supporting the horizontal stage 82 disposed across the unloading conveyor 50 in a state supporting the feed amount control plate 72, and both ends of the horizontal stage 82 A pair of movable stands 83, a pair of movable stands 84 movably installed on the unloading conveyor 50 while supporting the vertical stands 83, and the movable stands 84 A pinion gear 85 to be installed, a drive motor 86 to rotate the pinion gear 85, and a rack gear 88 to be installed on the unloading conveyor 50 to be engaged with the pinion gear 85. Corrugated cardboard supply apparatus for a top printing machine, characterized in that the configuration. According to claim 6, wherein the vertical elevating means is a horizontal stage 82 which is disposed across the unloading conveyor 50 while supporting the supply amount control plate 72, and both ends of the horizontal stage 82 Corrugated cardboard supply for top printing machine, characterized in that it consists of a pair of vertical stand (83) capable of supporting and a lift cylinder (94) for elevating the horizontal stand (82) so that the supply amount control plate (72) can be elevated Device.