JP2955747B2 - Banding device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a banding apparatus for banding articles such as a package of a laminated product of steel sheets.

[0002]

2. Description of the Related Art In general, a laminated product of a steel sheet cut to a certain size and leveled is wrapped in paper for the purpose of rust prevention and the like, then placed on a wooden skid, and wrapped with a band made of steel by a banding machine. Fastened and shipped as banded products.

At this time, depending on the thickness and lamination height of the steel sheet, before placing the above-mentioned paper-packaged package on a skid in order to prevent the steel sheet from being displaced, as shown in FIG. In many cases, the product is banded in the vertical direction or in the horizontal direction to obtain a banded product as shown in FIG. At this time, in order to prevent the steel plate from being damaged, a thin steel plate having a thickness of about 0.8 mm is fitted into the side of the package, and banding is often performed from above.

However, the above-mentioned banding work involves:
First, a square plate made of a thin steel plate is manually bent in a U-shape according to the height of the package to form a metal plate P, and the metal plate with the metal plate P inserted into the side of the package is placed on a table. Since a method of placing a band on a band extended above with a crane or the like and carrying out banding with a manual banding machine has been adopted, the work of manufacturing the gold P, the work of fitting into a package, the band Both the work of loading packages on the top and the work of banding with a manual banding machine are extremely complicated, require manual labor and are inferior in productivity, and the work of lifting and unpacking packages with a crane is safe. Above was also not preferred. Although it is conceivable that the gold P is manufactured by a press or the like, it is necessary to prepare various kinds of gold according to the height of the package, and not only the manufacturing but also the storage and management are complicated. .

[0005]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems, and it is an object of the present invention to obtain a banded product in which a U-shaped metal is interposed at the banding position with a simple process. It is an object of the present invention to provide a banding device capable of achieving labor saving.

[0006]

According to a first aspect of the present invention, there is provided a strapping apparatus comprising: a conveyer for conveying articles having a gap extending in the front-rear direction; and a flat plate-shaped metal plate having a metal plate longer than the height of the article. A stocker to be stocked in a state, and the money in the stocker is supplied to a banding position located above the gap on both front and rear sides of the article on the conveyor, and the upper and lower parts project from the upper and lower surfaces of the article. A pressurizing device for pressing against each side surface in a state in which the lower chute is fixed to the gap and extends in the front-rear direction, and is driven up and down to communicate with both ends of the lower chute when descending. bar for hanging band with articles a flat losses of the pressing state and an upper chute forming a strap chute for surrounding the article pressed against the losses with lower chute Characterized by comprising a de-seat machine.

According to a second aspect of the present invention, there is provided a strapping apparatus for stocking a sheet-conveying conveyor having a gap extending in the left-right direction and a flat plate made of a metal plate longer than the height of the article in a stacked state. And supplying the money in the stocker to a banding position located above the gap on the left and right sides of the article on the conveyor, and the upper and lower portions of the stocker project from the upper and lower surfaces of the article. and losses supply pressing device for pressing on the sides, strapping machine for hanging band with articles a flat losses of the pressing state has a strap chute for surrounding the article pressed against the losses in the gap portion position And characterized in that:

In the present invention, the "front side" refers to the side in which the article is conveyed by the conveyor for article transport, and the "rear side" refers to the opposite side. The left-right direction refers to the width direction of the conveyor.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. In FIG. 13, W is an article to be banded, which is formed by wrapping a laminated product 172 formed by laminating many steel plates 171 with a wrapping paper 173. 174
Is an adhesive tape to which the overlapping portion of the wrapping paper 173 is adhered. A banding product Y shown in FIG. 14 is obtained by banding the center portion of the article W in the left-right direction (width direction) using the banding device 1 described later. V is a band, and P is a metal bent in a U-shape along the side shape of the article W by banding the band V. The metal P has a flat shape before the bending. .

[0010] FIGS. 1 and 2, the entire strapping apparatus 1, FIG. 3 shows the lower part of the two rows constitute the conveyor 2 for conveying the articles W forward (arrow X direction) slat conveyor 2a, In the gap g extending in the front-rear direction between 2b, there is provided a rear money supply pressing device 3A and a stocker 4A, and a front money supply pressing device 3B and a stocker 4B, and the band chute 10 of the banding machine 5 is provided. A lower chute 11, which is a part and extends in the front-rear direction, is fixed to the gap g. The slat conveyors 2a and 2b are synchronously driven by a common drive shaft (not shown) which is rotationally driven by a driving machine.

The banding machine 5 is mounted on an elevating table 15 supported on a base frame 13 by an air cylinder 14 so as to be movable up and down.
An upper chute 1 which forms a band (strap) chute 10 surrounding an object to be fastened by lower end portions 12A communicating with both ends of the lower chute 11 at the time of lowering shown in FIG.
2 and dispenser 16 on the side of the device.
A band (strap) V, which is loaded and accommodated in a coil shape, is pulled out and sent into the band chute 10 to attach the band to the lifting table 15.

[0012] The strapping head 17, the feeding to the band V drawers and strap chute 10 in carried out by tightener of the strapping head, the band tip reaches Welding blocks of the strapping head portion Clamping, the band is pulled back by reversing the tighter, and the band is further lowered and brought into contact with the upper surface of the workpiece. After being removed from the band chute 10 and tightening the band wound around the workpiece,
This is a known configuration in which the overlapped portion of the band is spot-welded by the welder of the strapping head portion and the subsequent band is cut to complete one cycle of banding.

As shown in FIGS. 5 and 6, the lower chute 11 is a frame 11a having a U-shaped cross section fixed on a foundation.
A band guide 11b having a U-shaped cross section is fixed therein, and the cross section L is opened so as to open left and right in FIG.
A plurality of sets of short guide pieces 11c, 11c in the shape of a letter are elastically supported 11d. Similarly, the upper chute 12 has a lift 15
A band guide 12b similar to the lower chute 11 is provided in a frame 12a fixedly mounted on the base member 12 to elastically support the guide piece 12c, and a corner guide 12e having a U-shaped cross section is fixedly provided at a corner portion. 1 and 2
, Reference numeral 18 denotes a band guide fixed to the base frame 13;
Reference numeral 9 denotes a thin storage box for temporarily storing the band V pulled back by the tight toner, which is fixed to the lift 15.

[0014] On the other hand, FIGS. 1 to 3 and 7 to 9, the rear side of the reserve supply pressing device 3A and the stocker 4
A is mounted on a base 23A movable in the front-rear direction along rails 22 laid on bases 21, 21 fixed on the base, and 24 is fixed on the lower surface of the base 23A and mounted on the rail 22. Is a guide shoe that slides. A female thread blog 26 screwed to a screw rod 25 whose both ends are rotatably supported on the base is fixed to the lower surface of the base 23A, and the screw rod 25 is driven to rotate by a motor 27 so that the base 23 is rotated.
A is moved back and forth.

[0015] On the other hand, the front paying supply pressing device 3B
The stocker 4B and the stocker 4B are provided on a base 23B fixed on the bases 21, 21. The structure of each component is the same as that of the front-side supply / press device 3A and the stocker 4A (however, in FIG. 7 to 12 show the rear stocker 4A and the money supply pressing device 3A, and the same parts of the front stocker 4B and the money supply pressing device 3B are the same. It is indicated with a reference numeral.

In FIG . 7 to FIG. 12, P is a flat plate made of a steel plate cut to a predetermined size, and its length h is larger than the height of the article W. A stocker 4A for stacking and stocking a large number of the coins P has a bottom plate 33 which is driven up and down by a hydraulic cylinder 32 to support the coins P in a substantially rectangular cylindrical box 31 having a base fixed to a base 23A. 34 is a gutter-shaped part formed on the upper front side of the box 31.
This is a path for taking out the money P. A magnetic separator 35 is supported on one side wall of the box body 31 by air cylinders 36, 36 so as to be able to approach and separate from the metal layer. The magnetic separator 35 fits into a cutout window 37 provided on the side wall and faces the metal layer side surface. A permanent magnet m is provided, and one end of the upper metal pad P is separated by a magnetic force so as to be easily removed upward.

Reference numeral 41 denotes a lifting device for taking out the separated uppermost contact P upwardly. The lifting device 41 is supported on an openable and closable top plate 38 of a box body 31 by an air cylinder 42 so as to be movable up and down, as shown in FIG. A permanent magnet 44 is attached to a plate 43. Reference numeral 45 denotes an extruding device for pushing forward the metal P attracted by the permanent magnet 44 and taken out upwardly. The extruding device 45 has a cylinder section in front and behind an air cylinder 46 composed of a thin air cylinder with a guide supported on the box body 31. Notch 47 in the piston rod extending in the direction to avoid interference with the permanent magnet 44
(See FIG. 11). An L-shaped extruded piece 48 having an upper central portion is attached.

Reference numeral 51 denotes a gutter-shaped portion 3 of the box body 31 of the stocker 4A.
4 is fed to the conveyor 2
A transfer arm that supplies the article W to a position where it comes into contact with the rear side surface a of the upper article W. The transfer arm includes a permanent magnet 52 at the tip and a counterweight 53 at the other end, and is driven in the front-rear and left-right directions (left-right direction in FIG. 8). The swing arm 56 is rotatably supported on a base plate 54 by a bearing 55, and its intermediate portion is fixed to the swing shaft 56. By driving the swing shaft 56 by a rotary actuator 57, the transfer arm 51 is shown by a chain line in FIG. Is reciprocated about 100 degrees. As a front / rear / left / right drive mechanism for the base plate 54, a rodless cylinder 58 extending in the left / right direction is mounted on the base 23A, and is guided by the guide rod and magnetically coupled to a piston in a cylinder tube 59 to be reciprocally driven. A rodless cylinder 61 extending in the front-rear direction is mounted on the base plate 60, and the base plate 54 is mounted on the external moving member 63 which is similarly driven back and forth through a cylinder tube 62, whereby the base plate 54, Therefore, the transfer arm 51 is reciprocated in the front-rear and left-right directions.

Reference numeral 65 denotes a permanent magnet 5 of the transfer arm 51.
2 is a pressing device that presses, against the rear side a, the abutment P that has been sucked by the second and abutted against the rear side a of the article W in an upright state.
An air cylinder 69 is attached to the tip of an arm 68 movable vertically in a vertical direction along a guide 67 attached to a bracket 66 fixed to the bracket 66, and the piston rod tip is directed toward the rear side surface a. Air cylinder 7
It consists of 0. In the state in which the arm 68 is lowered by the lifting air cylinder 70, the upper end of the arm 68 and the air cylinder 69 are below the pass line PL of the conveyor 2 and do not hinder the transfer of the article W by the conveyor. In, the air cylinder 69 protrudes upward from the pass line PL, and the pressing piece 71 at the tip of the piston rod faces the rear side a of the article W, whereby the rear side a of the abutment P can be pressed. It becomes.

[0020] Next will be described the operation of the strapping apparatus 1 of the above configuration, the article W having been subjected to paper packaging by another device, and transferred onto the conveyor 2 by a conveyor or the like, not shown, the conveyor 2 the direction of arrow X The conveyor 2 is stopped when the front side b of the article W reaches a predetermined position in the vicinity of the front side pay supply pressing device 3B as shown in FIG. Next, the platform 23A, which has been waiting at the rear end position indicated by the chain line 28 in FIG. 1, is driven by the motor 27 in the direction of the arrow X, and the paying supply pressing device 3A is moved to a predetermined position near the rear side a of the article W. When reaching, the stand 23A is stopped.

[0021] Next, in stocker 4A, a bottom plate 33 which was in lowered position as shown in FIG. 7 is raised by the hydraulic cylinder 32, a detector (not including photoelectric switch for detecting the uppermost surface of the laminated losses P No), the uppermost surface is brought up to a predetermined position in an ascending state, and then the magnetic separator 35 in the retracted position shown in FIG.
And the air cylinder 36 converts the permanent magnet m
When the layer P is advanced to a position close to the side surface of the layer, as shown in FIG. 10, the abutment P of the upper layer portion is in a state in which the rear portion is separated by magnetic force. Therefore, the lifting plate 43 of the lifting device 41 at the raised position shown in FIG.
After returning to the raised position as shown in FIG. 1, the piston rod of the air cylinder 46 of the pushing device 45 is driven forward, and the pushing piece 48 pushes the rear end of the abutment P, and as shown in FIG. The money P is transferred onto the reference numeral 34.

When the transfer arm 51 in the standby position at the retracted position and the lowermost position is rotated clockwise by the rotary actuator 57 as shown by a chain line 180 in FIG. If the distal end portion is attracted to the permanent magnet 52 and the transfer arm 51 is rotated to the upright state, the money P is also in the upright state. Then, after the air cylinder 69 at the lower position is raised by the lifting air cylinder 70 as shown by the solid line in FIG. 7 together with the arm 68 as shown by the solid line, the external moving member 60 of the rodless cylinder 58 is moved by the arrow in FIG. If the lateral drive is performed in the S direction, the payment P at the left position indicated by the solid line in FIG.
Moves together with the transfer arm 51 to a right position facing the pressing piece 71 of the pressing device 65 as shown by a chain line 181.
When the external moving member 63 of the rodless cylinder 61 is driven forward, the abutment P comes into contact with the rear side a of the article W as shown by a solid line in FIG.
Of the pressing piece 71 by projecting the piston rod of
Presses the gold P against the rear side surface a of the article W.

Meanwhile, also in front of the stocker 4B and reserve supply pressing device 3B, by the similar operation,
It is assumed that one abutment P taken out from the stocker 4B is pressed against the front side surface b of the article W by the air cylinder 69. As a result, each of the gold pieces P is pressed against the rear side face a and the front side face b with its upper part projecting upward from the upper surface of the article W and its lower part projecting downward from the lower surface of the article W.

Next elevating table 1 of the strapping machine 5 in this state
5 is lowered by the air cylinder 14 so that the lower end portion 12A of the upper chute 12 of the band chute 10 communicates with the lower chute 11 as shown in FIG. To the elevator 1 while pulling back the band V
5 is lowered as shown in FIG. 4 (b), and further lowered until the lower surfaces of the lifting table 15 and the strapping head 17 are in contact with the upper surface of the article W as shown by a chain line 182 in FIG. Tightening and sealing by welding. At this time, as shown in FIG. 8, since the pressing piece 71 and the permanent magnet 52 are located at positions eccentric to the side from the banding center f, they do not hinder the banding.

[0025] By pulling back and tightening of the band V, the air cylinder on the sides a and the front side b of the article W 6
The charge P, which was pressed and held in position by 9, 69,
P is pressed by the band V at portions protruding from the upper surface and the lower surface of the article W, and is bent in a U-shape along both sides of the article W to obtain a banded product Y shown in FIG.

[0026] Therefore, first returned to the upper chute 12 of the strapping machine 5 with strapping head 17 to its original raised position, to lower the air cylinder 69 from the retracted piston rod, then other losses supply pressing If the parts of the devices 3A and 3B and the parts of the stockers 4A and 4B are returned to the initial standby position, the conveyor 2 is operated to drive the banded product Y forward, and is transferred onto a front conveyor (not shown). Since one cycle of W banding is completed, banding may be performed on the next article W in the same manner as described above. At this time, if the length of the article W is changed, the motor 27 is operated to change the position of the rear table 23A.

The banding machine 5 performs banding with the flat plate-like metal P pressed against the both side surfaces a and b of the article W in this manner, so that the metallization P is simultaneously performed with the banding.
It is not necessary to bend the metal P in a separate process, and even if the height of the article W varies, a metal in a bent state suitable for the height is always obtained. It is done.

In the above embodiment, the pressing device 65 is provided with the pressing piece 71.
In this configuration, the abutment P is pressed directly against the side surface of the article W. However, as shown in FIG.
7B, the upright transfer arm 51 (which is longer than that in FIG. 7) holding the abutment P by suction is moved to the right position in FIG. The base plate 54
Is driven to bring the abutment P into contact with the rear side a or the front side b of the article W, the rear side of the bearing 55 on the base plate 54 (the front side in the case of the abutment supply pressing device 3B) is moved to the air cylinder. The pressing device 7 having a configuration in which the pressing piece 71 is pressed and driven by the pressing piece 71 to press the abutment P against the side surface of the article W via the transfer arm 51.
3 may be used.

The above is a specific example in which banding (vertical banding) is performed in the conveying direction of articles by the conveyor. Next, banding (horizontal direction) in the conveyor width direction (horizontal direction) orthogonal to the conveying direction is described. A specific example of the present invention in the case where banding is performed will be described with reference to FIGS. In this specific example, the article W is used as a banding target article and banding is performed at two places in the width direction to obtain a banded product Z shown in FIG. 23. In FIG. 23, V is a band, and P is a band. The aforesaid metal P is bent in a U-shape along the side shape of the article W by the strapping of the band V, and the metal P has a flat shape before the bending.

FIG . 16 shows the entirety of the banding device 80, in which a first conveyor 81 and a second conveyor 82 for transporting an article W forward (in the direction of arrow X) are separated by a gap p extending in the left-right direction.
A banding machine 83 is provided before and after the band, and the band W is wound around the article V transferred from the first conveyor 81 to the second conveyor 82 at the gap p and tightened. 84 is a stocker for stocking the flat plate-shaped gold P,
Reference numeral 86 denotes a supply unit of the gold supply / press unit 85, and press units 87A and 87B (see FIGS. 17 and 18).
Are not shown in FIG.

As shown in FIG. 17, the banding machine 83 surrounds the transfer path 91 of the articles W transferred from the first conveyor 81 to the second conveyor 82 at the position of the gap p between the two conveyors. Band (Strap) Shoot 9
2, a band (strap) V loaded in a coil shape in a dispenser provided at a lateral position (not shown) is pulled out by a tighter of a strapping head 93 and sent into a band chute 92, where The tip of the band that has reached the welding block is glamped, the toner is reversed, the band is pulled back, and the strapping head 93 is moved to the air cylinder 9.
4 to bring it into contact with the upper surface of the article W, tighten the band removed from the band chute 92 and wrapped around the article W, and then spot weld the overlap portion of the band with a welder of the strapping head 93. , A subsequent band is cut, the strapping head 93 is raised, and one cycle of banding (binding) is completed. 95 is the strapping head 9
A band guide 96 rising together with 3, a band guide 96 fixed on the base, and a band V from the dispenser,
This is to guide to the band guide 95. The band chute 92 has a thick plate-like frame 92 fixedly supported by a support plate 97 and a support 98 having a base fixed on a foundation.
A, a plurality of sets of short guide pieces 92b, 92b having an L-shaped cross section are elastically supported 92c as in the specific example.

In FIG . 17, reference numerals 87A and 87B denote pressing device portions of the coin supply and pressing device 85, except that the total length of the guide rod 103 and the mounting support member for the guide rod 103 and the air cylinder 108 are different. 87A
And 87B have the same structure (however, they are symmetrical in structure and the operation is symmetrical in FIG. 17), and therefore, the same parts are denoted by the same reference numerals, and FIGS. 18, 21, and 22 show the pressing device 87A. Show.

In FIG . 18, reference numeral 102 denotes a guide bush fixed on both front and rear sides of a support plate 97 for supporting the band chute 92.
The guide rods 103 are slidably supported in the left-right direction, and a pressing plate 10
4, 105 are fixed. 106 is a pressing plate 104, 1
A permanent magnet 107 fixed to the surface side of 05 is a connecting plate for integrally connecting the ends of the two guide rods 103,103. Reference numeral 108 denotes an air cylinder for pressing and driving the support plate 101.
The cylinder portion is supported by a bracket 109 fixed to the cylinder, and its piston rod is connected to one of the pressing plates 104.
The reciprocating drive 105 is integrally driven.

As shown in FIG . 18, both pressing plates 104, 1
A band chute 92 is located at the back of the gap 110 between the band chute 05 and the band chute 92 when banding.
The band drawn out of the guide plate is guided by guide plates 111 and 112 fixed to the back surfaces of the pressing plates 104 and 105, and is set to a correct fastening position via the gap 110. Note that, in the pressing device portion 87B on the left side in FIG.
9 is fixed to a support 98 for supporting the band chute 92.

On the other hand 19 to 22 show the feeder unit 86 of the stocker 84 and the reserve supply pressing device 85, the stocker 8
Reference numeral 4 denotes a hydraulic cylinder 11 in which a substantially rectangular cylindrical box 115 is fixed on a support leg 114 erected on the side of the second conveyor 82.
6, a bottom plate 117 driven up and down is housed in the box body 115 so as to be able to move up and down. Stocked in a stacked state. 118 is the box 11
The magnetic separator attached to the side wall portion of No. 5 has a permanent magnet which fits into a cutout window provided in the side wall portion and faces the side surface of the gold layer, so that one end of the gold layer P in the upper layer portion can be easily separated and taken out. Is what you do. Then, in response to an output signal of a detector (not shown) such as a photoelectric switch for detecting the uppermost surface of the stacked gold P, the hydraulic cylinder 116 causes the bottom plate 117 to hold the uppermost surface at a predetermined position. Drive up and down,
Even if the stacking height of the gold P changes due to the removal of the gold P or the like, the gold removal device 121 (specifically, the permanent magnet 14
The removal of the money P according to 9) can be performed without any trouble.

The supply unit 86 guides the payout P from the stocker 84 to the left and right sides of the article Y on the second conveyor 82, and a payout take-out device 121 for taking out the payout P in the stocker 84 one by one. The guide device 122 and this guided money P
Device 123 for transferring the pressure to the front position of the permanent magnet 106 of the pressing device portions 87A and 87B and attracting the magnet.
A, 123B.

[0037] First guide device 122, front shape which is secured the lower to the base 125 which is fixed on a base via a support leg 126 is mainly composed of a substantially U-shaped frame 127. The guide plate 1 is provided between the front wall 128 and the rear wall 129 of the frame 127.
Guide paths 135 and 136 each having a width slightly smaller than the width of the gold P are formed by being divided by 31 to 134, and the lower part of these guide paths has a slit-shaped cross section slightly thicker than the thickness of the gold P, and is formed at the lower end. Are formed with holding portions 137, 137 opened rearward. Immediately below these holding portions, a lower holding portion 139 having a slit portion 138 into which the lower portion of the abutment P fits and also serving as a stopper for stopping the lower end portion of the abutment P which has descended is provided on the base 125. It is fixed via an arm 140. Reference numeral 141 denotes a branch plate for distributing the gold P transferred in the horizontal direction by the gold removal device 121 to the guide paths 135 and 136, and is supported between the front wall 128 and the rear wall 129 so as to be tiltable around a horizontal axis. Frame 127 at lower end
The air cylinder 142 is swingably driven to switch between a horizontal state and an inclined state.

The payout extracting device 121 rotatably supports sprockets 146 and 147 at both ends of a horizontally extending girder 145 provided on an upper portion of a frame 127, and a chain 148 wound around both sprockets. Permanent magnet 14
9 and 149 are attached via an attachment 150, and a sprocket 146 immediately above the stocker 84 is driven to rotate by a motor 151. The spar 145 also serves as a guide member for the chain 148. The permanent magnets 149 and 149 turned downward by the sprocket 146 attract the uppermost gold P in the stocker 84, and are conveyed in the direction of arrow Q in the suction state shown by the chain line 183 in FIG. When the branch plate 141 is in the inclined state shown by the solid line, it is guided by the branch plate 141, separated from the permanent magnet 149 and falls into the guide path 136, and when the branch plate 141 is in the horizontal state shown by the chain line, It is horizontally transported as it is, guided by the guide plate 131, separated from the permanent magnet 149, and falls into the guide path 136. At the center of the upper ends of the branch plate 141 and the guide plate 131, a notch is provided to allow the passage of the permanent magnet 149.

The transfer devices 123A and 123B are the same as those shown in FIG.
6 has a symmetrical structure with respect to the center of the conveyor, the same parts are denoted by the same reference numerals, and FIGS. 21 and 22 show the transfer device 123A. FIG. 21, FIG.
Reference numeral 155 denotes an air cylinder with a guide in which a cylinder portion is attached to a front plate portion 125a of a base 125, and a parallel opening / closing type gripper 157 is provided on the upper surface of an L-shaped transfer arm 156 fixed to the piston rod. The air chuck 158 is attached.

When the transfer arm 156 is retracted as shown in the figure, the gripper 157 of the air chuck 158 is moved between the holding portion 137 and the lower holding portion 139 of the guide device 122 so as to sandwich the abutting passage.
7, the gripper 157 is closed and the contact P
When the transfer arm 156 is moved forward in the direction of the arrow R while holding, the abutment P reaches the front surfaces of the permanent magnets 106, 106 of the pressing plates 104, 105 as shown by a chain line 184 in FIG. Since the permanent magnet P attracts and holds the gold P, the gripper 157 is opened and the transfer arm 156 is retracted to return to the state shown by the solid line so that one cycle of the gold P transfer is completed. Has become.

[0041] In operation of the strapping device 80 having the above structure, the front portion of the article W which has been subjected to paper packaging by another device, of the article over the first conveyor 81 and transferred onto the second conveyor 82 When the banding position reaches the gap p, both conveyors are stopped. Next, the motor 151 of the payout extracting device 121 is operated to attract the payout P in the uppermost layer in the stocker 84 by the permanent magnet 149 and to guide one of the guide paths 135.
To the other guide path 136 in the same manner. Each of the abutments P descends in each guide path, and the lower portions are fitted into the lower holding portions 139 and 139 and stopped. Therefore, these are further transferred by the transfer devices 123A and 123B and pressed by the pressing device portions 87A and 87B. Board 104, 1
Each of the gold P is attracted to the permanent magnet 106 of FIG.

[0042] Then pressing device unit 87A, drives the air cylinder 108 of 87B to the piston rod protruding direction, side surfaces of the left and right sides of the suction retained losses P, P the article W to each of the pressing plates 104 and 105 parts of Press c and d. As a result, the gold P is pressed against the side surfaces c and d with its upper part protruding upward from the upper surface of the article W and its lower part protruding downward from the lower surface of the article W. Therefore, in this pressed state, the band V is wound around the band V by the banding machine 83, and sealing is performed by tightening and welding.

By tightening the band V, the article W
The parts P projecting from the upper surface and the lower surface of the article W are pressed by the band V, and the abutments P, P pressed and held at the both side faces c, d of the article W along the left and right sides of the article W. Folded into a shape. Therefore, the respective parts of the apparatus are returned to the original standby state, the first conveyor 81 and the second conveyor 82 are operated to further advance the article W, and when the banding position at the rear of the article reaches the gap p of the conveyor, both conveyors are moved. Is stopped, and the supply / pressing of the gold P and the banding are performed in the same manner as described above, the banded product Z shown in FIG. If each part of the apparatus is returned to the original standby state, and the first conveyor 81 and the second conveyor 82 are operated to transfer the banded article Z forward, one cycle of banding the article W is completed. The article W may be banded in the same manner as described above.

[0044] Thus both sides c of a flat losses P articles W, by performing strapping by strapping machine 83 in a state of pressing the d, performing bending of the losses P at the same time as the strapping Therefore, it is not necessary to bend the coin P in a separate step, and even if the height of the article W fluctuates, a coin in a bent state suitable for the height is always obtained.

In the above specific example, banding was performed on the article W that was not banded at all, but FIG. 1 shows banding (vertical banding) in the front-rear direction.
The banding product Y shown in FIG. 4 can be further banded (horizontal banding) by the banding device 80 to obtain a banding product Z ′ shown in FIG. Further, in the above specific example, the gap p extending in the left-right direction is provided between the two conveyors arranged in front and rear, but, for example, a gap p extending in the left-right direction is provided by removing a roller at an intermediate portion of the roller conveyor. A gap p may be provided in the middle of one conveyor.

The present invention is not limited to the above embodiments. For example, a vacuum pad or the like may be used as a means for attracting and holding the gold, in addition to a magnet. Each device that performs the above-described operations may have a mechanism other than the above.

The present invention can also be applied to an apparatus for banding various articles other than articles in which a laminated product of steel sheets is paper-wrapped, and stacked articles such as pallets and skids. The banding position and the number of bands
Other than the above specific examples may be used. Further, the banding method according to the first aspect can be performed by using an apparatus other than the banding apparatuses according to the second and third aspects.

[0048]

As described above, claims 1 and 2
According to the invention as set forth in Item 2 , the flat plate-like metal is provided on both sides of the article.
With the band pressed by the banding machine.
By doing so, bend the band at the same time as hanging the band.
I can handle it, and it is not necessary to bend the gold in a separate process
No, and always adapts to the height even if the height of the article fluctuates
The resulting bent state is obtained.

[0049] According to the first aspect of the present invention, bending adapted to the side shape of the article to the strapping position of the winding, and an article a band to the conveyor advancing direction relative to the article being conveyed by the conveyor A banded product interposed with this state of gold can be automatically and efficiently obtained using a flat gold without the need for manual labor, and labor saving can be achieved. Therefore, it is not necessary to carry out lifting and unloading of articles for banding, and by arranging the banding device of the present invention on the front side of an automatic packaging line for articles, etc., it is possible to more efficiently perform banding products. Obtainable.

[0050] According to the second aspect of the invention, the winding, and the side shape of the article to the strapping position of the article bands in a direction perpendicular to the conveyor advancing direction relative to the article being conveyed by the conveyor It is possible to automatically and efficiently obtain a banded product interposed with a folded metal in conformity with the above-mentioned band using a flat metal without the need for manual labor, thereby achieving labor saving. Since the hanging can be performed on the conveyor, it is not necessary to lift and unload the articles for banding, and by arranging the banding apparatus of the present invention on the front side of an automatic packaging line for articles, etc.
A banded product can be obtained more efficiently.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view (a sectional view taken along the line BB in FIG. 2) of a banding device showing a specific example of the present invention.

FIG. 2 is a side view taken along the line AA of FIG. 2;

FIG. 3 is a plan view of the conveyor section shown in FIG.

FIG. 4 is a front view showing a banding operation in the apparatus of FIG. 1;

FIG. 5 is an enlarged vertical sectional view of a D part of FIG. 4A (a sectional view taken along line FF in FIG. 6).

FIG. 6 is a sectional view taken along line EE of FIG. 5;

FIG. 7 is a partially cutaway front view of the money supply pressing device 3A and the stocker 4A in FIG. 1;

FIG. 8 is a sectional view taken along line GG of FIG. 7;

FIG. 9 is a sectional view taken along line HH of FIG. 7;

FIG. 10 is a vertical sectional view showing the operation of the stocker 4A of FIG. 7;

11 is a vertical sectional view showing an operation of the lifting device 41 of FIG. 7;

12 is a vertical sectional view showing the operation of the extruding device 45 of FIG.

FIG. 13 is a perspective view of an article to be banded of the apparatus of FIG. 1;

FIG. 14 is a perspective view of a banded product that has been banded by the apparatus of FIG. 1;

FIG. 15 is a diagram corresponding to FIG. 7, showing another embodiment of the pressing device of FIG. 7;

FIG. 16 is a plan view of a banding device showing another embodiment of the present invention.

FIG. 17 is a front view of the banding machine 83 in FIG.

18 is a sectional view taken along line JJ of FIG.

19 is a sectional view taken along the line KK of the supply device 86 shown in FIG.

20 is a sectional view taken along line LL of FIG. 19;

FIG. 21 is a sectional view taken along line MM of FIG. 19;

FIG. 22 is a side view taken along the line NN of FIG. 21;

FIG. 23 is a perspective view of a banded product that has been banded by the apparatus of FIG. 16;

FIG. 24 is a perspective view of another strapping product obtained by strapping with the apparatus of FIG. 16;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Banding device, 2 ... Conveyor, 3A ... Pay supply press device, 3B ... Pay supply press device, 4A ... Stocker, 4
B: Stocker, 5: Banding machine, 10: Band shoot, 11: Lower shoot, 12: Upper shoot, 14 ...
Air cylinder, 15 lifting table, 17 strapping head, 23A table, 23B table, 31 box, 33 bottom plate, 41 lifting device, 43 lifting plate, 44 permanent magnet,
45 ... extrusion device, 46 ... air cylinder, 48 ... extrusion piece,
51: transfer arm, 52: permanent magnet, 54: base plate, 56
... Swing axis, 58 ... Rodless cylinder, 61 ... Rodless cylinder, 65 ... Pressing device, 69 ... Air cylinder, 7
0: lifting air cylinder, 71: pressing piece, 73: pressing device, 80: banding device, 81: first conveyor, 82
... Second conveyor 83, Banding machine 84, Stocker 85
A: pressing device portion, 87B: pressing device portion, 92: band chute, 93: strapping head, 94: air cylinder, 103: guide rod, 104: pressing plate, 105
... Pressing plate, 106 ... Permanent magnet, 108 ... Air cylinder,
115 ... box body, 116 ... hydraulic cylinder, 117 ... bottom plate,
121: Payout device, 122: Guide device, 123A
... Transfer device, 123B ... Transfer device, 135 ... Guideway, 1
36: guide path, 137: holding part, 139: lower holding part,
148: chain, 149: permanent magnet, 151: motor, 155: air cylinder, 156: transfer arm, 15
8 ... air chuck, a ... rear side, b ... front side, c ... side, d ... side, g ... gap, p ... gap, W ... article, Y ...
Banded products, Z: Banded products, Z ': Banded products.

──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Nobuyuki Okano 12 Kanaoka, Tobishima-mura, Kaifu-gun, Aichi Prefecture Inside Toko Kogyo Co., Ltd. (56) References JP-A-58-82814 (JP, A) JP-A-Showa 50 −106706 (JP, A) Japanese Utility Model Showa 49-66889 (JP, U) JP 47-49557 (JP, B1) (58) Fields investigated (Int. Cl. ⁶ , DB name) B65B 13/00- 13/34 B65B 27/00-27/12

Claims (2)

(57) [Claims] 1. A a conveyor for the article transport having a gap extending in the longitudinal direction, a stocker for stocking a flat plate-shaped laminated state losses consisting longer metal plate than the height of the article, the losses in the stocker A coin supply / pressing device for supplying to a banding position positioned above the gap on both front and rear sides of the article on the conveyor and pressing the upper and lower parts against the side surfaces while projecting from the upper and lower surfaces of the article. When,
A lower chute fixed to the gap and extending in the front-rear direction, and a band surrounding the article on which the lower chute is pressed together with the lower chute so that the lower end thereof communicates with both ends of the lower chute when driven up and down and lowered. A banding device, comprising: a top chute forming a chute; and a banding machine for banding the pressed flat plate-shaped metal with an article. 2. A conveyer for article transport having a gap extending in the left-right direction, a stocker for stocking a flat plate made of a metal plate longer than the height of the article in a stacked state, and a stocker in the stocker. A coin supply and pressing device for supplying to the banding position located above the gap between the left and right side surfaces of the article on the conveyor and pressing the upper and lower parts of the article protruding from the upper and lower surfaces of the article to the respective side faces When,
And a banding machine that has a band chute surrounding the article against which the abutment is pressed at the gap portion position, and a banding machine that bands the aforesaid flat plate-like abutment together with the article. And a banding device.