KR102014343B1 - Clearance Adjusting Apparatus for Dieboard of Large Size Automatic Die Cutting Machine - Google Patents

Abstract

The present invention relates to a punching die wood mold gap adjusting device of an automatic large Thompson machine, and is applied to an automatic large Thompson machine for processing large fabrics such as a prism sheet, a diffusion sheet, and a reflective sheet of a 65-inch large TV / screen. As the foot, the elevating upper plate portion including a top plate 111 capable of performing the punching operation by pressing the wood mold 112 with the blade embedded in the upper surface of the main housing portion 31 of the workbench on a regular basis. A shaft supporting plate portion 120 including a jig of a plate shape disposed opposite to the elevating upper plate portion 110, and a power driving unit for providing a driving force for raising and lowering the elevating plate portion 110; In the punching portion wood mold gap adjusting device of the automatic large Thomson machine having a 130, there is provided an automated gap adjusting device 140 that can adjust the vertical height of the wood mold 112, the gap adjusting device ( 140) A plurality of lifting control shaft 145 having a screw shaft structure vertically arranged to interlock with the four corner corner portion and the center portion of the wood mold 112 through the upper plate 111, the wood mold 112 is loaded, A pinion gear shaft 142 having a circular ring type drive gear 144 formed on an upper end of the elevating control shaft 145 and a pinion gear 143 that is engaged with the ring type drive gear 144 to transmit rotational power. And a plurality of control motors 141 for driving the pinion gear shaft 142, respectively.

Description

Clearance Adjusting Apparatus for Dieboard of Large Size Automatic Die Cutting Machine}

The present invention relates to a punching die wood mold gap adjusting device of the automatic large Thompson machine, and more specifically, when the large mold Thompson processing the large fabric is required to adjust the upper and lower mold gap of the punching machine by one operation Automatic large thomson which greatly improves precise workability through simple and easy setting and operation by easily and finely adjusting the vertical height of the wooden mold between the upper and lower molds by configuring the wood mold loaded in the upper plate of the mold. It relates to a wood die type gap adjusting device of the machine.

In general, a device called "Thompson machine" that can simultaneously perform lamination, punching, and gripping work on industrial tapes and sheets used in the electronic field, has a wooden blade with a blade fitted in accordance with the shape of the product to be processed. Or it has a punching part (or punching machine) which can process a product into a desired shape, pressing up and down.

Such thomson machine is usually provided with a fabric supply unit for supplying a wound fabric (or sheet), and a die (wood mold) provided with a jig part and a cutting blade on which a fabric for die cutting the fabric supplied from the fabric supply unit is placed. Discharge upper and lower plate portion for the upper and lower movable upper and lower plate portion to process the fabric, and the discharging fabric to pull the fabric processed in the punching portion at a constant pitch through the extrusion roller and the auxiliary roller driven by a motor By providing each part, it is used extensively for the fabrication of the precise product which an optical component, an electronic component, etc. require.

The Thomson machine is very diverse in kind, and may be divided into small, medium, and large sizes depending on the size of the product to be processed.

Among the Thomson machines classified by size, the large Thomson machine is specialized in processing 65-inch large TV / screen prism sheet, diffusion sheet, reflective sheet and various large fabrics used in various industries.

On the other hand, the punching unit that can process the product into the desired shape while pressing the wood die (or wood mold) with the blade inserted up and down to fit the shape of the product to be processed in the Thomson machine as described above employs a conventional punching machine It is common to use it.

Prior art related to such a conventional punching machine is published in Republic of Korea Utility Model Publication No. 0304095 (2003.14. 2003), Patent No. 1194816 (August 25, 2012.), Publication No. 2014-15781 (2014.2) .7, published), and Japanese Patent No. 1520866 (August 1, 2015).

For example, the punching portion disclosed in the Patent Publication No. 1520866, the upper plate which can perform the punching operation by pressing by lifting up and down the wood mold containing the blade on the upper surface of the main housing of the workbench regularly It is disclosed that a lifting upper plate portion including a plate, a jig portion in the form of a plate disposed to face the lifting upper plate portion, and an upper plate driving portion that provides a driving force for raising and lowering the lifting upper plate portion.

Here, the elevating top plate portion is a portion that is mounted so that the wood mold can be pulled out and charged, the upper plate of the elevating top plate is assembled and fixed to the four corners of the elevating shaft through each of the elevating shaft can be performed by the lifting shaft So that it is assembled.

Then, the wood mold is fixed to the upper plate of the upper side of the punching portion to grip the handle, can be pulled out from the elevating top plate portion, and the blade is embedded in the buffer material or the like in accordance with the shape to be processed.

In addition, the top plate is regularly pressed to the fabric passing through the upper surface of the jig in the state in which the mold is loaded and performs the stamping or cutting operation (semi-cut work or complete knife work) to the shape to be processed on the fabric.

In particular, the upper plate driving portion is a driving portion for raising and lowering the elevating shaft by the crank shaft rotation, the upper plate driving portion has a configuration including a main motor, a crank shaft including a connecting rod and a cam shaft.

Therefore, when the crankshaft and the camshaft are driven by the driving of the main motor, and the crankshaft rotates one turn (that is, one stroke), the lifting shaft connected to be linked by the connecting rod of the crankshaft is lifted and lowered once, thereby making one punching operation. It has a configuration in which the connecting rod and the lifting shaft of the crankshaft are interlocked with each other so as to perform the operation.

As such, the punching machine is to perform the punching operation while the upper plate is loaded with the wood mold is loaded, most conventional punching machine through the gap between the top plate and jig without fine adjustment in the state of the wood mold is loaded in the top plate It was to set the necessary clearance for punching work.

Therefore, it has been difficult to implement a very precise half knife work or a complete knife work.

In addition, since the blade is attached to the upper mold by taping, it is difficult to maintain a flat state, and it is not easy to maintain the horizontality precisely, there is a problem that causes the defect of the product.

Republic of Korea Utility Model Registration No. 0304095 (August 2, 2003, Announcement: Table Die Cutting Machine) Republic of Korea Patent Publication No. 1194816 (announced on October 25, 2012, name: Reinforcement plate attachment device for flexible circuit board and punching method of reinforcement plate) Republic of Korea Patent Publication No. 2014-15781 (2014.2.7, published, name: pole plate punching device) Republic of Korea Patent Publication No. 1520866 (2015.5.18. Announcement: Name: die cutting machine equipped with means for supplying the target pad to the exact punching position and the method of automatic control of the punching operation of the die cutting machine)

Therefore, the present invention was researched and developed to perform precise half knife work or complete knife work in a large Thompson machine as described above, and an object of the present invention is to control the upper and lower mold gaps of the punching part in a large Thompson machine for processing a large fabric. When this is necessary, the wood molds loaded on the mold top plate can be pulled in and out by one operation, and the top and bottom height gaps of the wood molds can be easily and finely adjusted between the top and bottom molds. It is to provide a punching type wood gap adjusting device of the automatic large Thompson machine which greatly improved workability.

The present invention for achieving the above object, as a punching unit applied to an automatic large Thompson machine for processing large fabrics, such as prism sheet, diffuser sheet, reflective sheet of 65-inch large TV / screen, workbench-type body housing An elevating top plate including a top plate capable of performing a punching operation by pressing and lowering a wooden mold with blades embedded in the upper portion of the upper surface, and a plate-shaped jig disposed to face the lifting top plate. In the punching portion wood mold gap adjusting device of an automatic large Thomson machine having an axial lower plate portion and a power driving unit for providing a driving force for lifting up and down the elevating plate portion, the automated gap that can adjust the vertical height of the wood mold The adjusting device is provided, and the gap adjusting device penetrates through the upper part of the upper plate into which the wood mold is inserted, and the four corner corner portions of the wood mold. A plurality of elevating control shafts having a screw shaft structure vertically arranged to interlock with the hem, a circular ring-type driving gear respectively formed at the upper end of the elevating control shaft, and the ring-type driving gears for transmitting rotational power. It is characterized by providing a pinion gear shaft with a pinion gear and a punching type wood gap adjusting device for an automatic large Thomson machine including a plurality of control motors driving the pinion gear shaft, respectively.

Here, it is preferable that a plurality of buffer springs are provided between the wood mold and the upper plate.

According to the present invention, when it is necessary to adjust the upper and lower mold clearance of the punching part in a large Thompson machine for processing a large-size fabric, by configuring the wood mold loaded in the upper plate of the mold by one operation, it is possible to draw out between the upper and lower molds It is possible to greatly improve the precision workability through simple and easy setting and operation by easily and finely adjusting the vertical height of the wood mold.

1 is a physical photograph showing the appearance of the automatic large Thompson machine applied to the present invention.
Figure 2 is a schematic view showing the configuration of the automatic large Thompson machine shown in Figure 1 according to the present invention.
Figure 3 is an exploded perspective view showing the main portion of the punching portion configuration is loaded with a wooden mold is made in the large thomson machine according to the present invention.
Figure 4 is a side view schematically showing in one side the configuration of the punching portion is loaded with a wooden mold is made in the large thomson machine according to the present invention.
Figure 5 is a plan view showing a configuration state of the neck die type gap adjusting device in the punching according to the present invention.
Figure 6 is a schematic use state diagram showing the state in which the wooden die is raised and lowered by the clearance adjusting device in the punching unit according to the present invention.

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

At this time, the thickness of the lines or the size of the components shown in the accompanying drawings for explaining the preferred embodiment of the present invention may be exaggerated or omitted for clarity and convenience of description, according to the reference numerals written in the drawings Terms given are terms defined in consideration of functions in the present invention, which may vary according to the intention or convention of a user or an operator.

In particular, in describing the present invention, terms (or names) indicating directions or positions such as "bottom", "top" "downward", and the like are given to make the terms more easily understood based on the accompanying drawings. As such, the present disclosure is not limited to the meaning of the term itself, and it is fully understood that the direction or position may be changed according to the change in arrangement and arrangement of the components, and the term itself indicating the direction or position may be changed accordingly. Could be.

In addition, in some cases, it is mentioned in advance that known techniques or configurations that are commonly known in describing the invention can be easily applied to implement the present invention can be omitted without showing or described.

As shown in FIG. 1, the present invention is an automatic large Thomson machine which can be used as a specialized equipment for processing various large fabrics used in various industries such as prism sheet, diffusion sheet, reflective sheet of 65 inch large TV / screen ( The invention relates to 1).

That is, the large automatic Thompson machine 1 to which the present invention is applied includes a fabric supply unit 10, a tension control unit 20, a punching unit 30, a fabric discharge unit 40, and a main operation unit 50. It has a configuration to do.

Here, as shown in Figures 1 and 2, the fabric supply unit 10 is a portion for continuously unrolling and supplying the fabric wound in a roll type.

The tension control unit 20 and the plurality of feed rollers 21 arranged at any interval so that the fabric supplied from the fabric supply unit 10 can be supplied to the punching unit 30 while maintaining a constant tension and As the back tension part 22 is placed and the fabric is not sag during the fabric conveying process, it maintains a constant tension to prevent stable position alignment and fabric tipping in the punching part 30, thereby guiding a stable fabric supply. to be.

The punching portion 30 is a portion capable of processing the product into a desired shape while punching (or crimping) up and down the wood mold (or wood mold) in which the blade is embedded in accordance with the shape of the product to be processed.

The discharging discharging part 40 is a part for pulling and discharging by discharging the discharging part processed by the punching part 30 at a constant pitch through a plurality of rollers driven by a motor.

The main operation unit 50 is a part where the user sets the operation state of each part through the touch screen panel or manipulates the operation state in a convenient and accurate one-touch manner.

In the automatic large-sized Thompson machine 1 having the above-described configuration, the present invention relates to the configuration of the punching portion 30 to which a wood mold into which a punching operation is made is charged.

That is, as the automatic large Thomson machine (1) is designed to be specialized in processing equipment for processing various large-scale fabrics used in various industries, such as prism sheet, diffusion sheet, reflective sheet of 65-inch large TV / screen punching part 30 The size of the bar is bound to be large in accordance with the large fabric, the size of the punching portion 30 as described above (for example, the size of the punching portion 30 of the automatic large Thompson machine 1 according to the present invention is horizontal × vertical = 150 cm x 150 cm), the area to be raised and lowered for the punching operation is inevitably widened.

Therefore, in order to provide a stable punching operation in the punching unit 30, that is, a uniform lifting and lowering plate 110, which is loaded and lowered with a sieve 112, in order to provide a constant and uniform pressure and strong punching force. Naturally, it requires a power driving means capable of raising and lowering.

That is, the configuration of the punching unit 30 according to the present invention, as shown in the well-known punching machine, the elevating the wooden mold 112 with the blade embedded in the upper surface of the main housing portion 31 of the workbench regularly Raising and lower plate portion 110 including a top plate 111 capable of performing the punching operation by pressing and axial support lower plate portion 120 including a jig of a surface plate disposed opposite to the elevating top plate 110 ), And a power driver 130 that provides a driving force for raising and lowering the elevating upper plate portion 110.

Here, the elevating top plate 110 is a portion to support the charging and loading so that the wood mold (112) with the blade inserted, the elevating top plate 110 of the elevating top plate 110, the elevating along the four corners The shaft shaft 122 is inserted into each of the shaft fixed hole 113 that can be fixed and assembled is formed, and the lifting shaft 122 is assembled to the shaft fixing hole 113, while lifting and lowering to perform the punching operation It will be assembled so that it can be done.

In addition, the wood mold 112 is fixed to the upper plate 111 on the upper side of the punching portion 30 to grip the handle, withdrawable from the upper plate 111, the blade to the buffer material or the like to fit the shape to be processed (Not shown).

In addition, the top plate 111 regularly presses the fabric passing through the upper surface of the jig of the plate shape in the state in which the wooden mold 112 is charged, and stamping or cutting the shape to be processed on the fabric (semi-cut work or complete knife work). Will be performed.

At this time, the elevating plate 110 is moved up and down to provide a constant and uniform pressure and strong punching force is provided with a power drive unit 130, the conventional rotary type or crank shaft according to the size of the thomson machine and Since it is difficult to apply the method using the connecting rod, a new type of power driving means is realized.

That is, as shown in FIG. 3 and FIG. 4, the power driving unit 130 is disposed in the shaft support lower plate unit 120 and includes a plurality of first and second gear boxes 133 and 135 around the main motor 131. Four lifting shafts 122 which are assembled with the lifting shaft assembly hole 113 formed at the corners of the lifting upper plate 110 in an eccentric rotation method by driving a plurality of link rotation shafts 134 and 136 interlocked with each other in right and left directions. Can be driven up and down at the same time.

In this case, the power drive unit 130 is connected to the main motor 131 disposed on one side of the central side of the shaft support lower plate 120 and the drive shaft 132 of the main motor 131, and the shaft rotation is perpendicular to both sides. A first gear box 133 disposed at the center of the shaft support lower plate part 120 so as to be converted so that the first gear box 133 and a rotating power converted at right angles from the first gear box 133 are opposed to each other in both directions; A plurality of second gear box 135 connected to the link rotating shaft 134, and the second link rotating shaft 136 for transmitting oppositely to each other in both directions the rotational power is converted to be perpendicular to the second gear box 135 again It includes an eccentric cam (137) provided in.

The first and second gear boxes 133 and 135 have a built-in gear for redirecting the power transmitted through the drive shaft 132 according to the driving of the main motor 131 to 90 °, respectively. It is a well-known technique that is already commonly used in a box-shaped gear case with a built-in square gear that switches in the direction that will be understood, even if the detailed description thereof will be omitted.

In addition, the driving of the main motor 131 is automatically controlled through the control signal of the above-described main operation unit 50.

The eccentric cam 137 transfers the power transmitted from the main motor 131 to the lifting shaft 122 through the eccentric rotation, thereby acting to raise and lower the lifting shaft 122.

As described above, the elevating shaft 122 is fitted to the elevating shaft assembly hole 113 of the elevating upper plate 110 to implement the elevating of the elevating plate 110. The descent results in repetitive and continuous punching.

At this time, the lifting shaft 122 is connected to the eccentric rotation part 123 located below through the guide shaft 125 that moves up and down linearly along the guide long hole 126 formed in the lower plate 121, the eccentric rotation On the eastern portion 123, an eccentric cam assembly hole 124 is formed to be fastened and assembled so that the eccentric cam 137 provided on the second link rotation shaft 136 is rotated eccentrically.

That is, as the eccentric cam is seated and assembled in the eccentric cam assembly hole 124, the eccentric rotation part 123 rotates eccentrically in the eccentric direction according to the eccentric rotation of the eccentric cam 137 at the top dead center of the eccentric cam 137. The state ascends to the maximum, and the state descends to the maximum at the bottom dead center of the eccentric cam 137.

Therefore, the elevating shaft 122 is assembled to the eccentric pivot 123 via the guide shaft 125, the guide shaft 125 is guide guide (125) in accordance with the position change according to the eccentric rotation of the eccentric pivot 123 126) because the position is corrected through the up and down linear motion is naturally the lifting and lowering of the lifting shaft 122.

That is, the first link rotation shafts 134a and 134b and the second link rotation shafts 136a and 136b connected to the first gear box 133 and the second gear box 135 by the driving of the main motor 131. As the sequential rotation of the eccentric cam 137 provided in the second link rotation shaft (136a, 136b) rotates the eccentric rotation of the eccentric rotation part 123, the guide hole formed on the lower plate 121 ( 126, the guide shaft 125 moves up and down linearly to move up and down the shaft 122, the eccentric rotation unit 123 every time the eccentric cam 137 turns (that is, one stroke) Four lifting shafts 122 linked to be interlocked by it is to be moved up and down once to perform one punching operation.

On the other hand, according to the present invention, in order to precise punching in the punching operation requires fine adjustment of the wood mold 122, the blade is embedded, the fine adjustment of the wood mold 122 as described above proceeds manually by the existing manual work There was a disadvantage of being inconvenient to be less accurate.

In particular, since the size of the wood mold itself in a large Thomson machine is also relatively large, it is difficult to perform precise adjustment, in order to implement this, in the present invention, a gap adjusting device capable of precise gap control through a motor drive. Its characteristics are to provide.

That is, the present invention is to build an automated system capable of fine gap adjustment in order to implement the error range of ± 0.01 mm level in the ultra-precision half knife and complete knife process.

To this end, as shown in Figures 3 to 5, on the elevating top plate 110 is provided with an automated clearance adjusting device 140 that can finely adjust the vertical height of the wood mold 112.

The gap adjusting device 140 has a plurality of screw shaft structures vertically arranged to interlock with the four corner corner portions and the central portion of the wood mold 112 through the upper plate 111, the wood mold 112 is loaded The elevating control shaft 145, a circular ring type drive gear 144 formed on the upper end of the elevating control shaft 145, and a pinion gear 143 meshed with the ring type drive gear 144 to transmit rotational power. And a pinion gear shaft 142, and a plurality of control motors 141 for driving the pinion gear shaft 142, respectively.

Here, the control motor 141 is used in the five motors that implement the same output in the relationship to be disposed in the center portion and the four corners of the upper surface of the upper plate 111, the upper portion of the wood mold 112, the control motor 141 receive the same signal and output the same rotational force.

Similarly, the elevating control shaft 145, the ring-type driving gear 144, the pinion gear 143, the pinion gear shaft 142 is designed to the same standard, respectively, so that the elevating control in five places is maintained the same Can be.

The pinion gear 143 has a structure in which a thread is formed on the pinion gear shaft 142, and the ring-type driving gear 144 has a disk having a predetermined thickness so that the thread can be geared with the pinion gear 143. It is formed on the outer circumferential surface of the interlocking shape to be orthogonal to each other.

That is, the pinion gear 143 and the ring-type driving gear 144 serve as a bevel gear type by converting the rotational force of the control motor 141 into a vertical lifting and lowering motion.

Therefore, when the driving control of the control motor 141, five control motor 141 is driven with the same rotational force to drive the pinion gear shaft 142, the pinion gear provided in the pinion gear shaft 142 The ring-type driving gear 144 meshed with 143 has the same rotation, so that the four corner corner portions and the central portion of the wood mold 112 linked to the elevating adjustment shaft 145 can be adjusted to the same height. will be.

For example, when controlled through the gap adjusting device 140 according to the present invention, the error range during the ultra-precision half knife and the complete knife process can be implemented at a level of ± 0.01 mm.

At this time, by placing a plurality of buffer springs 114 between the wood mold 112 and the top plate 111, it is possible to buffer the impact of the wood mold in the process of the punching operation.

That is, as shown in Figure 5, by a plurality of buffer springs 114 are arranged at regular intervals, two each on the upper side of the die 112, a total of eight buffer springs 114 are provided have.

As described above, the configuration according to the wood mold gap adjustment of the punching unit (that is, the punching machine) applied to the large Thomson machine according to an embodiment has been described as above, but a person having ordinary knowledge in the field to which the present invention belongs. It will be appreciated that various modifications and variations may be made from the description herein.

Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined by the claims below and equivalents thereof.

1: automatic large Thomson machine 10: fabric supply unit
20: tension control unit 21: feed roller
22: back tension part 30: punching part
31: main unit housing 40: main control unit
50: discharging fabric 110: lifting and lowering plate
111: top 112: wood mold
113: lifting shaft assembly 114: buffer spring
120: axial support lower plate 121: lower plate
122: lifting shaft 123: eccentric rotation part
124: eccentric cam assembly 125: guide shaft
126: guide chief 130: power drive unit
131: main motor 132: drive shaft
133: first gear box 134: first link shaft
135: second gear box 136: second link shaft
137: eccentric cam 140: clearance control device
141: control motor 142: pinion gear shaft
143: Pinion Gear 144: Ring Type Driving Gear
145: lift control shaft

Claims (2)

This is a punching part applied to automatic large Thomson machine for processing large size fabrics such as prism sheet, diffuser sheet, and reflective sheet of 65-inch large TV / screen. The elevating top plate 110 including a top plate 111 capable of performing a punching operation by crimping by lifting the mold 112 up and down, and of a plate-like shape disposed to face the elevating top plate 110. In the punching portion wood mold type adjusting device of an automatic large Thompson machine having a shaft supporting plate 120 including a jig, and a power driving unit 130 for providing a driving force for raising and lowering the elevating plate 110.
An automated gap adjusting device 140 is provided to adjust the vertical height of the wood mold 112, and the gap adjusting device 140 penetrates through the upper part of the upper plate 111 into which the wood mold 112 is loaded. A plurality of lifting control shafts 145 having a screw shaft structure vertically arranged to interlock with the four corners and the central portion of the mold 112, and circular ring-type driving formed on the upper end of the lifting control shaft 145, respectively A pinion gear shaft 142 having a gear 144, a pinion gear 143 meshed with the ring type drive gear 144 to transmit rotational power, and a plurality of controls for driving the pinion gear shaft 142, respectively. Including a motor 141,
In addition, the gap adjusting device 140 has a screw shaft structure vertically disposed so as to interlock with the four corner corner portion and the central portion of the wood mold 112 through the upper plate 111 is loaded with the wood mold 112 A plurality of elevating control shaft 145, a circular ring-type driving gear 144 formed on the upper end of the elevating control shaft 145, and the pinion gear for engaging the ring-type driving gear 144 to transmit rotational power A pinion gear shaft 142 having a 143 and a plurality of control motors 141 driving the pinion gear shafts 142, respectively, the control motor 141 being an upper portion of the wood die 112; Five motors that implement the same output are used in relation to each of the upper surface center portion and the four corner edge portions of the upper plate 111, and the control motor 141 receives the same signal to output the same rotational force,
The pinion gear 143 has a structure in which a thread is formed on the pinion gear shaft 142, and the ring-type driving gear 144 has a disk having a predetermined thickness so that the thread can be geared with the pinion gear 143. It is formed on the outer circumferential surface of the meshed to form orthogonal to each other, and driven by the same rotational force by the composition of the control motor 141 to drive the pinion gear shaft 142 to the pinion gear shaft 142 ( 143) the ring-type driving gear 144 engaged with the same rotation as the four-way corner portion and the central portion of the wood mold 112 that is linked to the elevating control shaft 145 is characterized in that the lifting and lowering to the same height Wood die-shaped clearance adjusting device of automatic large Thompson machine.
The method of claim 1,
The punching portion wood mold gap adjusting device of an automatic large Thompson machine, characterized in that a plurality of shock springs 114 are provided between the wood mold 112 and the top plate 111.

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