KR101561056B1 - Turning Arm Type Wrapping Device - Google Patents

Abstract

A wrapping device with a rotatable arm according to the present invention comprises: a frame having a space in which a product is installed; a rotatable arm rotating along with an external circumference of the product, which is rotationally installed in the frame; a wrap supply unit for supplying wrap for wrapping the product, which is vertically and movably installed along with a mast vertically installed on the rotatable arm; a wrap support unit for separately supporting wrap winded on the product from the product while the wrap support unit is erected if the product wrapping is completed, wherein the wrap support unit lies during the product wrapping and the wrap support unit has a structure that can lie or be erected on the turntable; and a wrap cutting and fusing unit for cutting and fusing wrap separated from the product through the wrap support unit, wherein the wrap cutting and fusing unit is installed to allow reciprocation on a location where the wrap cutting and fusing unit faces the wrap support unit, thereby preventing damage to the product when cutting and fusing wrap.

Description

[0001] Turning Arm Type Wrapping Device [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an arm rotation type lapping apparatus, and more particularly, to an arm rotation type lapping apparatus capable of finishing wrapping of a product by cutting and welding a lap after lapping.

In general, a lapping device is a device that encloses the entire outer perimeter of an article box with a thin polyethylene film to protect the packaged article box from dust and moisture or to prevent it from being disturbed.

Such a lapping apparatus includes a turntable-type lapping apparatus in which a packaged article box (product) is rotated while being wrapped, and a lapping-type lapping apparatus in which a lapping apparatus rotates to the outside of a product, Respectively.

Specifically, the turntable-type lapping apparatus has a structure in which a table on which a product is placed is rotatable and a lap supply unit for supplying the lap by the product is fixed. After the product is placed on the table, .

On the other hand, the arm rotating type lapping apparatus has a structure in which the table is fixed while the lap supply unit is installed in a rotatable arm. The lap supply unit is provided with a lap supplied from a lap supply unit mounted on an arm, And the like.

A representative example of such an arm rotation type wrapping apparatus is disclosed in U.S. Patent Publication No. 6360512 entitled " article packaging apparatus and method ". The above-mentioned publication discloses a structure in which a fixed table on which a product is placed and a lap supply part for supplying the lap by the product are vertically liftably mounted on a rotary arm rotating around the outer periphery of the product. Accordingly, the product is rotated in the fixed state while the wrap supply part is rotated around the outer periphery of the product, and at the same time, the wrap is supplied to the product while lifting up and down, and wrapping is completed by wrapping the wrap using the wrap cutting mechanism .

However, the arm rotation type lapping apparatus disclosed in this publication is structured such that, in cutting the lap using the lap cutting mechanism after the wrapping of the product is completed, the cutting mechanism presses the lap closely attached to the product, There is a problem that the product may be damaged due to the structure in which the wrap cutting mechanism is pressed toward the product.

In addition, the arm rotating type lapping apparatus disclosed in this publication is structured such that, after the product packaging is completed, the worker fixes the end portion of the lapped lap each time to the wrap fixing portion provided on the table side, Not only is it possible to package products only, that is, only intermittent product packaging is possible, and continuous product packaging is difficult. Therefore, it takes a long time to pack a large quantity of products, and a worker must reinstall each time the cut- There is an uncomfortable problem.

U.S. Patent Publication No. 6360512 (Publication Date: Mar. 6, 2002, entitled " Goods Stacking Apparatus & Method)

Disclosure of the Invention The present invention is conceived to solve the problems of the conventional arm rotating type lapping apparatus described above, and it is an object of the present invention to provide a lapping apparatus capable of reducing the influence of product breakage by cutting a lap without directly pressing the lapping apparatus, And to provide a lapping apparatus of the cancer-rotating type.

It is also an object of the present invention to provide an arm rotation type lapping apparatus capable of successively lapping a next product without reinstalling the end of the cut lap for a new product package after product packaging is completed .

Another object of the present invention is to provide an arm rotation type lapping apparatus capable of easily cutting and fusing a lap at the time of lap cutting.

According to an aspect of the present invention, there is provided an arm rotating type lapping apparatus comprising: a frame provided with a space in which a product is installed; a rotating arm rotatably installed on the frame, A lap supply unit installed to move upward and downward along a mast installed perpendicularly to the rotary arm, for supplying a lap for product wrapping, and a lapping unit arranged to be laid down next to the product, A lap supporting part for supporting the lap wrap to be spaced apart from the lap supporting part while being operated to stand up when the lapping of the product is completed, and a lap supporting part for supporting the lap supporting part at a position facing the lap supporting part, And a lap cutting and a fused portion for cutting and fusing the spaced lap through the product, The lap supporting portion is laid in the same position as the lap supporting portion, and is installed at a position facing the lap supporting portion. The lap supporting portion maintains the lying posture while the lapping is performed.

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Further, the lap cutting and fused portion and the lap supporting portion are connected to each other by a single pivot, and are laid on the same pivot axis and pivoted up.

And a pair of upper and lower clamps provided side by side on one side of the lap cutting and fused portion and provided so as to be movable in the direction of getting closer to or away from each other along the width direction of the lap separated by the lap supporting portion And a wrap fixing portion for holding the wrap while reducing the width of the wrap including the clamp.

The lap fixing part is disposed in front of the lap cutting and fusing part with respect to a direction in which the lap is supplied by the lap supplying part, and the lap fixing part is disposed in the order of the lap supplying part, the lapping part and the lap cutting and fusing part.

The wrapping fixture and the lap cutting and fused portion are integrally provided in parallel with each other in the same structure.

At this time, the lap cutting unit is installed on a table provided next to the product, and the table is equipped with a transfer cylinder for transferring the lap cutting unit in a direction in which the lap cutting unit approaches or departs from the product according to the size of the product.

The lapping portion may include a spacing plate that is rotatably mounted around the pivoting axis and that allows the laps to be wrapped to be spaced a predetermined distance away from the product and a lap plate that is coupled to the front of the spacing plate, A lap welding plate for supporting a spaced lap from the product during cutting and welding, and

And a supporting plate operating cylinder which is coupled to a lower portion of the separating plate to provide a driving force for rotating the separating plate in a structure in which the separating plate is laid down.

Here, the lap cutting and fused portion includes a support plate installed to be rotatable around the same pivot axis as the separating plate, a support plate operation cylinder pin-coupled to the lower portion of the support plate to provide a driving force for rotating the support plate, A fixing frame installed on the front surface of the support plate so as to be able to move forward and backward in a direction toward the plate; a heater installed in the fixing frame and having a heater therein, A cutter for cutting the wraps supported by the wrap fusing plate, and a cutter fixed to the back face of the support fusing plate and fixed to the fixed frame, And a fusing pad operating cylinder for providing a driving force for moving the fusing pad forward and backward.

The lap fixing portion is disposed on the lap welding pad and the support plate at a position in front of the cutter based on a direction in which the lap is supplied by the lap supplying portion, and is disposed in the order of the lap supplying portion, the lap fixing portion, .

At this time, the lap fixing part includes a lifting shaft fixed at both ends of the support plate to the upper and lower brackets provided at the lower end and the upper end of the support plate, and movable along the lifting axis in a direction facing or away from each other. And upper and lower clamp operating cylinders constituted by an upper clamp and a lower clamp for catching the wrapped wrap or reducing the width of the wrap and connected to the upper and lower clamps to operate the clamps, respectively .

The apparatus may further include an air nozzle installed directly below the product and spraying high-pressure air from the outside of the wrap supplied to the product to closely contact the supplied wrap to the product.

The arm rotating type lapping apparatus of the present invention has the following effects.

First, when the lap is wrapped after the lap is finished, the lap wrapped around the product is cut and fused while being supported on the lap support so as to be separated from the product, thereby preventing the product from being damaged during lap cutting and fusion, There is an advantage that can be.

Secondly, after the lap is disconnected, the lap joint is kept fixed by the clamp at the lap joint, so that the operator does not need to wrap the separately cut lap during the lapping operation of the next product, This has the advantage of being able to improve the efficiency of bulk packaging and operations.

Third, since the wraps are cut and fused in a state in which the width of the wraps is reduced at the time of lap cutting and fusion, the wraps can be easily cut without increasing the size of the cutting mechanism. Further, There is an advantage that the binding force is further strengthened so that the product is not loosened during the moving.

1 is an overall perspective view of an arm rotation type lapping apparatus according to an embodiment of the present invention;
FIG. 2 is an exploded perspective view of a lap cutting unit in an arm rotation type lapping apparatus according to an embodiment of the present invention; FIG.
Figs. 3A to 3J are operational state diagrams showing the operation sequence of the lab-cutting unit shown in Fig. 2; Fig.
FIGS. 4A to 4F are operational states showing an overall process for wrapping a product through the arm rotating type lapping apparatus according to an embodiment of the present invention; FIGS.
5 is a front view showing a part of an arm rotation type lapping apparatus according to another embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of an arm rotation type lapping apparatus according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of an arm rotation type lapping apparatus according to an embodiment of the present invention.

1, an arm rotating type lapping apparatus according to an embodiment of the present invention includes a frame 100, a control unit 200, a mast 300, a lap supply unit 400, a table 500, (600).

The frame 100 is a structure that forms a frame of a lapping apparatus by vertically and horizontally connecting long bars, and a table 500 on which a product P to be wrapped is mounted is provided at the center of the frame.

  At this time, the table 500 is fixed to the paper surface and provides a mounting surface on which the lap cutting unit 600 can be installed next to the product P.

A rotary arm 110 is rotatably mounted on the upper portion of the frame 100 along the outer circumference of the product P with respect to the product P in a horizontal posture. A motor 120 for rotatably driving the rotary arm 110 is installed at the upper center of the frame 100.

The control unit 200 is installed at one side of the frame 100 and controls a series of processes such as rotation and rotation speed of the rotary arm 110, supply of wraps, cutting of wraps, fusion and the like.

The mast (300) is vertically installed at the end of the rotary arm (110). The mast 300 is provided with a motor 310 for supplying power for feeding the lap supply unit 400 up and down and a chain 320 connected to the motor 310 and rotating in an endless track.

The lap supply unit 400 supplies a lap to the product and includes a frame 410 constituting an outer shape of the lap supply unit 400 and a support shaft 420 integrally provided on the outer side of the frame 410, And a plurality of guide rollers (not shown) provided inside the frame 410 for guiding the supplied wraps to be fed to the product while maintaining a predetermined width and having a predetermined tensile force And the like).

The lap supply unit 400 is coupled to the chain 320 installed in the mast 300 so that the whole of the lap supply unit 400 is driven by the rotation of the chain 320 by the power of the motor 310, 300 in the upward and downward directions. As the lap supply unit 400 moves up and down, it can actively cope with lapping of products having various heights.

Further, the lap supply unit 400 is mounted on the mast 300 installed on the rotary arm 110 rotating along the outer circumference of the product P, so that the product P, together with the rotary arm 110, And supplies the lap to the product (P) while rotating outward.

The lap cutting unit 600 is installed on one side of the table 500. The lap cutting unit 600 separates the lap supplied to the product from the product at a predetermined interval in the lapping finishing process, Fusing.

Meanwhile, in the embodiment of the present invention, the table 500 on which the product is mounted is provided and the wrap cutting unit 600 is mounted on the table 500. However, the present invention is not limited to this, P is mounted directly on the ground, a table is provided immediately next to the product P, and a lap cutting unit 600 is mounted on the table.

Further, in the present invention, the frame 100 is installed in one section of a conveyer (not shown) in which a product is conveyed, and when the product to be conveyed along the conveyor is stopped in a section where the frame 100 is installed, . At this time, the lap cutting unit 600 also includes a structure that is installed in a kender or frame located immediately beside the product P (see Fig. 5).

2 is a perspective view showing an exploded view of a lap cutting unit 600 of an arm rotating type lapping apparatus according to the present invention.

2, the lap cutting unit 600 mainly includes a lap supporting portion 610 and a lap fixing portion 620 and a lap cutting and fused portion 630 as one unit, In a horizontal and vertical posture.

At this time, the lap supporting portion 610 and the lap cutting and fused portion 630 are rotated independently and sequentially by horizontal and vertical postures by separate driving means.

The wrap fixing portion 620 may be separately rotatable by the independent driving means like the lap supporting portion 610 and the lap cutting and fused portion 630. In an embodiment of the present invention, And for simplification of the structure, it is integrally provided with the lap cutting and fused portion 630 and is rotated together with the lap cutting and fused portion 630. Hereinafter, each configuration and operation relationship will be described in detail.

The lapping support 610 supports the back side (face facing the product) of the lap while separating the lap wrapped on the product from the product during the lapping finishing process for lap cutting and fusing. The lap supporting portion 610 is composed of a separating plate 611, a lap welding plate 612, and a separating plate operating cylinder 611a.

The lap supporting part 610 is formed in the shape of a plate having a rectangular shape with a long length and a fitting hole 613 through which a pivot shaft 650 to be described later is inserted is formed below the lap supporting part 610. A lower end part of the lap supporting part 610 is connected to a separating plate operating cylinder 611a Respectively.

The lap welding plate 612 is mounted on one side of the lap supporting portion 610 facing the lap cutting and fused portion 630. Such a lap joint plate is made of a soft material having a strong resistance to heat, so that the lap 440 can be fused more firmly in the lap fusion process.

The separating plate operating cylinder 611a is coupled to the lower end of the lap supporting portion 610 through the rod to provide a driving force for driving the lap supporting portion 610 to be horizontally laid or vertically erected .

Accordingly, when the product P is kept wrapped horizontally while the product P is wrapped, and the wrapping is entirely finished, the separation plate 611 is rotated by the retraction operation of the rod 611a of the separation plate operation cylinder 611a, (See Figs. 3B and 3C). The wrap 440 of the wrap support portion 610 is wrapped with a certain distance from the product P when the wrap 440 is wound by the later rotating arm 110 (see FIG. 4C) ).

The lap cutting and fusing part 630 is rotatably installed on the pivoting axis 650 of the lap cutting unit 600 to cut the wrapped lap 440 and fuse the end of the cut lap 440 The product P is held in a horizontal lying state while the product P is wrapped, and is vertically erected so as to face the wrap supporting portion 610 when the wrapping is completed.

The lap cutting and fused portion 630 includes a support plate 636, a support plate operation cylinder 636a, a lap welding pad 632, a cutter 633, and a fusing pad operation cylinder 635. [

The support plate 636 is symmetrical with the spacing plate 611 of the wrap supporting portion 610 and is disposed facing the spacing plate 611 to face each other. Specifically, the support plate 636 is formed in a plate shape having a long rectangular shape, and a fitting portion 627 for fitting the pivot shaft 650 is formed below the support plate 636, and a lower end portion of the fitting portion 627 is connected to the support plate operation cylinder 636a do.

At this time, the fitting portion 627 is formed so as to protrude outward from one surface of the support plate 636 positioned in the direction opposite to the lapping support portion 610 in the form of a tube having a hole through which the rotation shaft 650 is inserted therein And is fitted to the same pivot shaft 650 as the through hole 613 of the separation plate 611. [ Accordingly, the lap supporting portion 610 and the lap cutting and fused portion 630 are pivoted about the same pivot axis 650. [

The lap welding pad 632 and the cutter 633 are provided so as to be movable back and forth opposite to the lap welding plate 612 to cut and fuse the lap.

Specifically, the lap welding pad 632 and the cutter 633 are mounted on the inner side of the fixed frame 631 having a 'D' shape in the longitudinal direction. The fixed frame 631 is connected to the rod of the fusing pad operating cylinder 635 fixed to the supporting plate 636 and is rotated by the operation of the fusing pad operating cylinder 635 so as to face the lips fusing plate 612, Move back.

The wrap fusing pad 632 and the cutter 633 are engaged with the wrap fusing plate 612 that supports the opposite side of the wrap wrapped away from the product P by driving the fusing pad operating cylinder 635 And the lap is cut and fused.

At this time, a heater 634 is installed inside the wrap welding pad 632 so as to be long along the longitudinal direction.

As described above, the present invention easily cuts the lap as the pressing and heating of the lap are simultaneously performed through the sharp blade of the cutter 633 and the high temperature of the lap welding pad 632 during lap cutting.

The wrap fixing portion 620 fixes the wrap 440 for wrapping and reduces the width of the wrapped wrap 440 for wrap cutting and fusing. The wrap fixing portion 620 is integrally provided to the lap cutting and fused portion 630. Specifically The wrap fixing portion 620 is provided on the support plate 636 constituting the lap cutting and fused portion 630. [

At this time, the wrap fixing portion 620 is disposed in front of the lap cutting and fused portion 630 in the direction in which the lap is supplied. Specifically, the wrap fixing part 620 is disposed in a direction close to the lap supply part 400, that is, in front of the lap cutting and fused part 630, based on the direction in which the lap is supplied from the lap supply part 400. [

As described above, since the wrap fixing portion 620 is disposed in front of the lap cutting and fused portion 630 in the direction in which the lap is fed, even if the lap is cut by the lap cutting and fused portion 630, (See FIG. 4F). [0051] As shown in FIG. Therefore, in the lapping operation of the next product after completion of the lap cutting, the operator can perform the continuous lapping operation without having to separately arrange the cut lap at the lap fixing portion.

The wrap fixing portion 620 mainly includes a wrap support rod 623, an elevation shaft 624, and a clamp 625. These configurations are connected by an upper bracket 622a and a lower bracket 622b coupled to the support plate 636. [

The lapping support rod 623 has Is coupled to upper bracket 622a and lower bracket 622b to facilitate entry of rap 440 into lab fusing pad 632.

The lifting shaft 624 is a rod having a long length and is fixed at its both ends to the upper bracket 622a and the lower bracket 622b to support the clamp 625 so as to move upward and downward.

The clamp 625 is composed of a pair of an upper clamp 625a and a lower clamp 625b. At this time, the upper clamp 625a and the lower clamp 625b are mounted so as to be movable toward and away from each other along the lifting shaft 624, that is, upward and downward along the width direction of the lap.

The upper clamp 625a and the lower clamp 625b are driven by the operation cylinders, i.e., the upper clamp operation cylinder 626a and the lower clamp operation cylinder 626b attached to the upper and lower clamps 625a and 625b, respectively .

As described above, the present invention reduces the width of the lap in the width direction at the front side of the lap cutting and fused portion 630 when the lap fixing portion 620 cuts and fuses the lap, so that the length of the lap cutting and fused portion 630 Even if the length of the lap cutting and fused portion 630 is smaller than the width of the lap, it is possible to easily cut and fuse the lap.

Meanwhile, the present invention further includes an air nozzle 640 as a means for bringing the wrap 440, which is not in close contact with the product, into close contact during the lapping process.

The air nozzle 640 is installed on one side of the table 500 and injects high-pressure air to the outside of the lap supplied from the lap supplying unit to closely contact the lap to the product. Specifically, the air nozzle 640 is installed on the side of the lap cutting unit 600 in the direction in which the jetting port faces the product, so that high-pressure air is jetted from the bottom toward the top of the product in the table 500 located below the product.

The air nozzle 640 is detached from the latch fixing portion 620 after the lap 440 held by the latch fixing portion 620 is wrapped to some extent so that the lapping can be smoothly performed in the initial operation The separated wrap 440 is sprayed with high pressure air in the direction of the product so that the wrapping of the product can be made more robust.

The entire operation of the lap cutting unit having the above-described configuration will be described in detail with reference to the accompanying drawings.

FIGS. 3A to 3J are operation state diagrams sequentially illustrating the operation sequence of the lab-cutting unit according to an embodiment of the present invention.

3A is a view showing a state in which the lap 440 is fixed through the clamp 625 at the lap fixing portion 620. Fig. 3A, before the lapping of the product, the upper and lower clamps 625a and 625b are moved in the direction of approaching each other along the lifting shaft 624 by the respective clamping operating cylinders 626, that is, The wraps 440 are held in a fixed state.

3B is a view showing a state in which the lap 440 is released from the clamp 625. Fig. 3B, when the product is wrapped, the upper and lower clamps 625a and 625b are moved away from each other along the lift shaft 624 by the clamp operation cylinders 626, that is, So that the lap 440 is released from the clamp 625. As shown in Fig. At this time, the lap supporting portion 610 and the lap cutting and fused portion 630 maintain a horizontal lying posture.

3C is a view showing a state in which the lap supporting portion 610 is vertically erected. 3C, the lap supporting portion 610 rotates about the pivoting axis 650 and rotates vertically while moving the separating plate operating cylinder 611a, which is pinned at the lower end of the separating plate 611, It is in a standing state.

Fig. 3D is a view showing a state in which the lap cutting and fused portion 630 is erected. The lap cutting and fused portion 630 rotates about the pivot shaft 650 and is vertically erected while the pin support operating cylinder 636a is retracted at the lower end of the support plate 636. [

By this operation, the lap supporting portion 610 and the lap cutting and fused portion 630 are opposed to each other.

At this time, the wrap fixing portion 620 is also coupled to the support plate 636 and is integrally formed with the lap cutting and fused portion 630.

3E is a view showing a state in which the lap welding pad 632 and the cutter 633 are advanced in the lap cutting and fused portion 630. Fig. 3E, the lap welding pad 632 and the cutter 633 are coupled to a fixing frame 631 connected to the welding pad operating cylinder 635 so that the welding pad operating cylinder 635 is moved forward To the lap fusing plate 612. [

3F is a view showing a state in which the lap welding pad 632 and the cutter 633 return to their original positions. As shown in FIG. 3F, the lap welding pad 632 and the cutter 633 are returned to their original positions by the backward movement of the welding pad operating cylinder 635.

3G is a view showing a state in which the lap fixing portion 620 fixes the lap 440 while reducing the width of the lap 440. Fig. The upper and lower clamps 625a and 625b are moved in the direction of approaching each other along the lifting shaft 624 by the respective clamping operation cylinders 626, To reduce the width of the lap

3H is a diagram showing a state in which the lap welding pad 632 and the cutter 633 are advanced again. 3H, the lap welding pad 632 and the cutter 633 are advanced again after the width of the lap 440 is reduced by the lap fixing portion 620 to completely cut the lap, .

At this time, the cutter 633 is installed in the direction in which the lap is inserted into the lap welding pad 632.

3I is a view showing a state in which the lap welding pad 632 and the cutter 633 are returned to their original positions. As shown in FIG. 3I, the lap welding pad 632 and the cutter 633 return to their original positions after the fusion process is completed.

3J is a view showing the entire lap cutting unit 600, that is, the lap supporting portion 610, the lap cutting and fused portion 630, and the lap fixing portion 620 are returned to the back condition. 3J, when the wrapping and fusing part 630 and the wrapping part 620 are cut and welded together, the lapping part 610, The cylinder 611a and the support plate operation cylinder 636a provided on the support plate 636 are advanced while being rotated about the rotation axis 650 to return to the lying state.

The overall operation of the arm rotation type lapping apparatus equipped with the above-described lap cutting unit 600 will be briefly described with reference to the accompanying drawings.

FIGS. 4A to 4F are operational diagrams illustrating an overall process for wrapping a product through the arm rotating type lapping apparatus according to an embodiment of the present invention.

4A is a view showing a state where the lap is fixed at the lap fixing portion 620 before starting the lapping. 4A, the armature rotation type lapping apparatus of the present invention maintains the lap fixing unit 620 with the end portion of the lap 440 fixed before starting the lapping (see FIG. 3A)

4B is a view illustrating a state in which the rotary arm 110 rotates and the lapping progresses after the product enters the table 500. As shown in FIG. As shown in FIG. 4B, when the product P enters the table 500 and the product is completely introduced, the wrapping operation is performed on the entire product together with the rotation of the rotary arm 110 (see FIG. 3A) )

At this time, the lap supply unit 400 supplies the lap 440 while lifting up and down along the mast 300, so that the lap can package the product P upside and down.

When the rotary arm 110 is rotated a number of times as described above, the wraps 440 are attached to the product P, and the wraps 440 are tightly fixed to the product P without fixing the ends by the self-

4C is a view showing a state in which the lap supporting portion 610 is vertically erected while releasing the lap 440 to which the lap fixing portion 620 has been fixed. 4C, when the rotary arm 110 rotates a number of times and the lap is fixed by self-adhesive force and elasticity, the lap 440 in which the clamp 625 is fixed is released from the lap 620 And the end portion of the disengaged wrap 440 is attached to the table 500 so as to be brought into close contact with the product P side so as not to interfere with the packaging operation by the air nozzle 640 that injects high pressure air.

Thereafter, when the rotary arm 110 rotates further several times and the product P is entirely wrapped, a work for cutting and fusing the wrap is performed for finishing the product packaging.

First, the lap 440 is held vertically so that the lap 440 supports the lap 440 such that the lap 440 is separated from the product P by a predetermined distance. Then, the rotary arm 110 rotates 2 to 3 times, The wrap 440 on the side of the unit 600 is wrapped with a certain distance from the product P (see Figs. 3B and 3C)

4D is a view showing a state in which the lap cutting and fused portion 630 and the wrap fixing portion 620 are vertically erected. 4D, when the rotary arm 110 is further rotated two or three more times with the lap supporting portion 610 separated from the product P by a predetermined distance, the lap 440 is separated from the product P, (630) and a wrap fixing part (620) integrally formed with the lap cutting and fused part (630) are vertically erected.

Then, the lap welding pad 632 and the cutter 633 are reversed and returned to their original state (see Fig. 3E), and the lap welding pad 632 and the cutter 633 are reversed, , See Figure 3f)

As described above, in the present invention, when the lap is cut, the lap is cut and fused in a state where it is supported on the lap supporting part 610 so as to be spaced apart from the product by a certain distance, The product is prevented from being damaged during the process, and the lap can be fused more firmly.

4E is a view showing a state in which the width of the wrap 440 is reduced by the clamp 625 provided on the wrap fixing part 620 and the secondary cutting and welding are performed by the lap cutting and fused part. The upper and lower clamps 625a and 625b provided on the wrap fixing portion 620 are moved in the direction of approaching to each other along the lift shaft 624, that is, the width direction of the wrap 440 Thereby reducing the width of the lap while moving in the middle direction (see FIG. 3G).

Thereafter, the lap fusing pad 632 and the cutter 633 are advanced again to perform secondary cutting and fusing. At this time, the width-reduced lap 440 is completely cut by the cutter 633, (440) is fixed to the wrap fixing portion (620). The wraps on the lap welding pad 632 are fused together to the wraps 440 having the reduced width on the wraps in the fixed state in the first welding, and the wraps on the lap welding pads 632 are firmly fixed (See Figs. 3H and 3I).

As described above, according to the present invention, since the lap is cut and fused at the time of cutting and welding the lap, the lap can be easily cut, and the portion fused by the narrowed lap is fused more firmly, The binding force is further strengthened so as not to be released.

4F is a view showing a state in which the lapping support portion 610, the lap cutting and fused portion 630 and the lap fixing portion 620 are returned to their original positions after the lap cutting and fusion is completed. 4E, the lap supporting portion 610, the lap cutting and fused portion 630, and the lap fixing portion 620 are returned to a state where they are simultaneously laid, and the lap supporting portion 610 The wrap 440 is brought into close contact with the product side by its own elastic force and the wrapping of the product is completed (see Figure 3J).

At this time, since the state where the lap 440 supplied from the lap supplying part 400 is fixed to the lapping part 620 by the clamp 625 is maintained, A continuous lapping operation may be possible without having to be reassembled in the fixing portion 620.

Meanwhile, although the arm rotation lapping apparatus according to the embodiment of the present invention is provided with the table 500 on which the product is mounted and the lap cutting unit 600 is mounted on the table 500, In another embodiment, the product P is also conveyed along the conveying conveyor and a table is installed next to the conveying conveyor, and the wrap cutting unit 600 is mounted on the table.

5 is a front view showing a part of an arm rotation type lapping apparatus according to another embodiment of the present invention.

In another embodiment of the present invention, a table is provided immediately next to the product P, and the wrap cutting unit 600 mounted on the table is transported in a direction in which the product is moved away from or closer to the product. There is a fundamental difference.

5, a feed plate 700 is provided below the lap cutting unit 600 and a lap cutting unit 600 and a feed plate 700 are coupled to each other by a bracket 750. [ do. The transfer plate 700 is coupled to the lower portion of the transfer plate 700 through the LM guide 740 and the LM rail 730 such that the transfer plate 700 can slide forward and backward.

To this end, the table 500 is provided with a transfer cylinder 710 for transferring the lap cutting unit 600 forward and backward. At this time, the transfer plate 700 is bound by the transfer cylinder 710 and the connection bracket 720.

Accordingly, the wrap cutting unit 600 is transported in a direction in which the transfer plate 700 is moved away from or closer to the product P while being slid forward and backward by the operation of the transfer cylinder 710.

At this time, the lap cutting unit 600 advances when lapping a small-size product according to the size of the product P, and is transported back to an optimal lapping position when lapping a large product.

Therefore, the lapping unit 600 is transferred to the position where the lapping and fusing are easy according to the size of the product P, so that the lapping unit 600 can be firmly fused regardless of the size of the product P.

100: frame 110: rotating arm
120: motor 200:
300: Mast 310: Motor
320: chain 400: lap supply
410: frame 420: support shaft
440: Lab 500: Table
510: Pallet P: Products
600: lap cutting unit 610: lapping support
611: Spacer plate 611a: Spacer plate operating cylinder
612: lap joint plate 613: fitting hole
620: Wrap fixing portion 627:
636: Support plate 636a: Support plate operation cylinder
622a: upper bracket 622b: lower bracket
623: lapping support rod 624:
625: Clamp 625a: Upper clamp
625b: Lower clamp 626: Clamp operation cylinder
626a: upper clamp operating cylinder 626b: lower clamp operating cylinder
630: lap cutting and fused portion 631: fixed frame
632: lap welding pad 633: cutter
634: heater 635: fusing pad operating cylinder
640: Air nozzle 650:
700: Transfer plate 710: Transfer cylinder
720: Connection bracket 730: LM rail
740: LM Guide 750: Bracket

Claims (12)

There is space for installing the product inside A frame 100;
And is rotatably installed in the frame 100 A rotary arm (110) rotating along the outer periphery of the article;
A lap supply part 400 installed vertically movably along the mast 300 installed vertically to the rotary arm 110 to supply a lap 440 for product wrapping;
remind Next to the product A lap supporting part 610 which is installed in a structure that can be laid down and held up during the lapping of the product while supporting the laid posture while being lifted up when the lapping of the product is finished,
And a lap cutting and fusing unit 630 installed to be movable back and forth at a position opposite to the lap supporting unit 610 and cutting and fusing the lap separated from the product through the lap supporting unit 610,
The lap cutting and fused portion 630 may be erected and laid up in the same manner as the lap supporting portion 610. The lapping and fused portion 630 may be installed at a position facing the lap supporting portion 610, Wherein the lapping unit is operated so that the lapping unit supports the lapping unit after the lapping unit is installed.
delete The method according to claim 1,
Wherein the lap cutting and fused portion 630 and the lap supporting portion 610 are connected to each other by a single pivot axis 650 so as to be pivoted about the same pivot axis 650, Device.
The method according to claim 1 or 3,
The upper clamps 625a and 625b are installed side by side on one side of the lap cutting and fused portion 630 and movably in the direction of getting closer to or away from each other along the width direction of the lap separated by the lap supporting portion 610 And a clamp 625 formed by a pair of lower clamps 625b to reduce the width of the lap and hold the lap 620. [
The method of claim 4,
The lapping unit 620 is installed in front of the lap cutting and fused portion 630 on the basis of the direction in which the lap 440 is supplied from the lap supply unit 400 and is provided with the lap supply unit 400, And the lap cutting and fused portion 630 are arranged in this order.
The method of claim 5,
The lap joint 620 and the lap cutting and fused portion 630 are formed in the same structure, Wherein the first and second arms are integrally provided in parallel to each other.

The method of claim 6,
The lap cutting unit 600 having the lap supporting portion 610 and the lap fixing portion 620 and the lap cutting and fused portion 630 as one unit includes a table 500 , And a transfer cylinder (710) for transferring the lap cutting unit (600) in the direction of approaching or departing from the product is mounted on the table (500) according to the size of the product (P) Typical wrapping device.
The method of claim 6,
The lap supporting part 610 rotates about the pivot shaft 650 It is installed as possible A spacing plate 611 for wrapping the wrap supplied to the product at a predetermined distance from the product;
A wrap welding plate 612 coupled to a front surface of the spacing plate 611 to support a wrap spaced from the product during lap cutting and welding through the lap cutting and fused portion 630; And
And a separating plate operating cylinder (611a) which is coupled to a lower portion of the separating plate (611) to provide a driving force for rotating the separating plate (611) so that the separating plate (611) .
The method of claim 8,
The lap cutting and fused portion 630 is rotated about the same pivot axis 650 as the separation plate 611 A support plate 636 installed as far as possible;
A support plate operation cylinder 636a which is coupled to the lower portion of the support plate 636 to provide a driving force for rotating the support plate 636;
A fixing frame 631 installed to the front side of the support plate 636 so as to be movable back and forth in the direction toward the separating plate 611;
A lap welding pad 632 installed in the fixing frame 631 and having a heater 634 therein to weld the lap supported by the lap welding plate 612 according to the forward pressing of the fixing frame 631;
A cutter 633 disposed on one side of the wrap fusing pad 632 to cut the wrap supported by the wrap fusing plate 612; And
And a fusing pad operating cylinder (635) fixed to a rear surface of the supporting plate (636) and providing driving force for moving the fixing frame (631) back and forth.
The method of claim 9,
The lap joint 620 is installed on the lap welding pad 632 and the support plate 636 at a position in front of the cutter 633 based on the direction in which the lap 440 is supplied from the lap supply unit 400, The lapping part 400, the lap joint part 620 and the lap cutting and fused part 630 are arranged in this order.
The method of claim 9,
The lap joint 620 includes a lifting shaft 624 fixed at both ends thereof to upper and lower brackets 622a and 622b provided at a lower end and an upper end of the support plate 636;
An upper clamp 625a and a lower clamp 625b installed to move in the direction opposite to or away from each other along the lifting shaft 624 to reduce the width of the wrap or the wrap wrapped by the product;
And upper and lower clamp actuating cylinders 626a and 626b connected to the upper and lower clamps 625a and 625b to actuate the clamps 625a and 625b. .
The method according to claim 1,
And an air nozzle 640 provided directly below the product to spray high-pressure air from the outside of the wrap 440 supplied to the product to closely contact the supplied wrap 440 with the product P side Of the lapping device.

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