JP2002127097A - Mold stacking carrying device and mold stacking carrying method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To stack trimmed punched molds in an aligned state, to dispense with an enlargement of a device, to reduce a frequency of discharging the punched molds, to cause no reduction in throughput, and to carry punched mold stack to a post-process by lengthening the stack. SOLUTION: This mold stacking carrying device is provided with a lifting table 42 for placing the plural-row punched mold stack, a bottom surface member 61b for placing one row of the punched molds, and a back face member 61a vertical to the bottom surface member 61b, and is provided with a tilting device 61 rockable in a range up to an inclined state from a rising state and a pusher for successively transferring the plural-row punched molds one row by one row on the bottom surface member 61b of the tilting device 61 in the rising state.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a molded article collecting and conveying apparatus and a molded article collecting and conveying method.

[0002]

2. Description of the Related Art Conventionally, a resin sheet is formed into a resin for forming a resin molded article such as a container for storing foods, beverages, electric parts, daily necessities, pharmaceuticals, etc., and a lid (lid) of the container. BACKGROUND ART In a sheet forming line, a trimming device that cuts and separates a resin product formed by a forming device from a resin sheet is used.

FIG. 2 is a conceptual diagram of a conventional trimming device.

[0004] As shown in FIG.
Is transported intermittently by rotating the transport roller 104, and is sent to the trimming device after the molded product 102 is molded by a molding device (not shown) arranged on the upstream side (left side in the drawing) in the transport direction. . The molded article 102 has, for example, an upwardly convex shape, and is molded in a plurality in the width direction of the resin sheet 101 (a direction perpendicular to the drawing).

The upper punching blade controller 10
Reference numeral 8 designates a command to be sent to the upper punching blade driving device 109 to move the upper punching blade 111 in the vertical direction. When the upper punching blade 111 is moved downward and meshes with the lower punching blade 112, the outer periphery of the molded article 102 positioned on the lower punching blade 112 is cut. , The molded article 102 is the resin sheet 101
Is trimmed by being separated from Therefore, since the molded article 102 is trimmed while being accurately positioned, there is no deviation in the position of the molded article 102, and the shape of the outer periphery and the state of the cut surface are good.

Then, the trimmed molded article 102,
That is, the punched molded article 113 is provided with the lower punching blade 112.
Dropping through the opening of the lower punching blade 112, and a lifting table 114 as a molded product accumulation and transport device disposed below the lower punching blade 112.
Stack on top. In this case, the elevation table 114 is gradually moved downward as the number of the punched molded articles 113 to be accumulated increases, and the punched molded articles 113 are accumulated in an aligned state.

[0007] Therefore, handling in the post-process becomes easy.

[0008]

However, in the conventional molded article accumulating and conveying apparatus, the lifting table 11
When a large number of punched products 113 are accumulated on the die 4, the height of the punched product stack becomes high and unstable, and the alignment state is broken or collapsed. In addition, if the punched product stack is to be raised, a sufficient space is required below the lower punching blade 112, so that the entire trimming device becomes large.

However, if the height of the punched product stack is not increased, the number of punched products 113 that can be accumulated on the elevating table 114 is reduced. Since the operation of the trimming device needs to be stopped in order to discharge the punched product stack on the elevating table 114, if the punched product stack is not raised, the punched product stack is discharged. Therefore, the operation of the trimming device is frequently stopped, and the throughput is reduced.

[0010] Further, in the case where there is a beverage container or the like as a punched molded product that cannot be made long, that is, a punched molded product that can be filled in a vending machine, By combining multiple punched product stacks manually to improve the efficiency of filling operation,
It is necessary to use a long punched product stack, and the working efficiency is reduced.

The present invention solves the above-mentioned conventional problems,
Trimmed punched products are collected in an aligned state, the size of the trimming device does not increase, the frequency of discharging the punched products is low, the throughput does not decrease,
Further, it is an object of the present invention to provide a molded product accumulation transport device and a molded product accumulation transport method that can lengthen a punched molded product stack and transport the same to a subsequent process.

[0012]

For this purpose, in the molded article accumulating / conveying apparatus of the present invention, the molded article formed on the resin sheet is disposed below a lower punching blade for trimming a plurality of rows of molded articles. An elevating table on which a plurality of rows of integrated punched products are placed, a placing table arranged adjacent to the elevating table, and an adjoining side of the placing table opposite to the elevating table. A bottom member on which one row of the integrated punched products is placed, and a back member perpendicular to the bottom member, which is swung in a range from an upright state to an inclined state. A tilting device and a plurality of rows of the integrated punched products are transferred from the elevating table to a mounting table, and further transferred one row at a time to the bottom member of the tilting device which is in an upright state. And a pusher.

In another molded article collecting and conveying device according to the present invention, when the tilting device is in an upright state, the bottom member is inclined from a horizontal plane.

In still another molded article collecting and conveying apparatus according to the present invention, the back member has a slit.

In the method for accumulating and conveying molded articles according to the present invention,
The trimmed punched products are accumulated on a plurality of rows of elevating tables, and the integrated punched products of a plurality of rows on the elevating tables are transferred onto a mounting table. One row of the plurality of rows of the punched molded products is transferred onto the bottom member of the tilting device in an upright state, and the tilting device is tilted to a tilted state, and the one row is stacked. The punched molded product is inclined.

In another method of accumulating and conveying molded products according to the present invention, on a transfer table, the punched molded products in adjacent rows are joined together and integrated.

In still another method of accumulating and conveying molded articles according to the present invention, the integrated punching and molding method is further characterized in that the integrated stamping molding is transferred when the article is transferred onto the bottom member of the tilting device in the upright state. The article leaves the integrated row of adjacent stamped articles.

[0018]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a side sectional view of a molded article accumulating and conveying apparatus according to an embodiment of the present invention.
FIG. 3 is a schematic side view of the trimming device, and FIG.
FIG.

In the figure, reference numeral 10 denotes a trimming device, which stores foods such as cup noodles, sashimi, jelly, drinks such as fruit juice, carbonated water, electric parts, daily necessities, pharmaceuticals, etc. in a continuous resin sheet 17. Container, a resin sheet molding line for molding a resin molded article such as a lid of the container, disposed on the downstream side of a molding device (not shown) in the conveying direction of the resin sheet 17 and the molded article 18 It is cut and separated from the resin sheet 17.

The molding apparatus forms a molded product 18 into a continuous resin sheet 17 by a thermoforming method such as vacuum forming, air pressure forming, drawing forming, press forming and matched mold forming.

The molded product 18 in the present embodiment may have any shape, but can be fitted together and integrated in consideration of handling in transportation, storage and the like. Desirably, the shape is, for example, a dish, cup, or the like having a sloped side wall, a wide opening, and a narrow bottom.

The resin sheet 17 according to the present embodiment
May be any, for example, PVC
(Polyvinyl chloride), PS (polystyrene), expanded polystyrene, PP (polypropylene), PET (polyethylene terephthalate), PC (polycarbonate), A
It is made of BS resin, methacrylic resin, biodegradable resin and the like.
Further, in consideration of water resistance, gas barrier properties and the like, a sheet in which a plurality of types of resins are laminated may be used.

Reference numeral 12 denotes an upper punching blade support table which is moved up and down by an upper punching blade driving device (not shown), and 13-1 and 13-2 denote upper punches mounted on the upper punching blade support table 12. It is an extraction blade.

In this case, the upper punching blade driving device includes a hydraulic cylinder and a rod moved vertically by the hydraulic cylinder, a crankshaft rotated by a motor and a rod moved vertically by the motor. Upper punching blades 13-1, 13 such as
-2 can be used as long as it generates a driving force for moving the actuator in the vertical direction.

The molded product 18 formed on the resin sheet 17 has a shape protruding upward, for example, a cup having a substantially circular outer periphery, inclined side walls, a wide opening, and a narrow bottom. A plurality of, for example, ten pieces are formed side by side in the width direction of the resin sheet 17 and are formed at a predetermined pitch in the transport direction of the resin sheet 17 (right direction in FIG. 3). .

The upper punching blades 13-1, 13-
2 are attached in a plural number in the width direction of the resin sheet 17, for example, ten are arranged in a row. Also,
The cross section of each of the upper punching blades 13-1 and 13-2 is formed of a cylindrical body having the same shape as the outer periphery of the molded product 18 formed on the resin sheet 17, for example, a substantially circular shape.

Reference numeral 14 denotes a lower punching blade support table fixed to the trimming device 10, and 15-1 and 15-.
Reference numeral 2 denotes an upstream and downstream lower punching blade attached to the lower punching blade support table 14. The lower punching blade 15
-1, 15-2 are the upper punching blades 13-1, 13-2.
A plurality of, for example, ten resin sheets 17 are attached side by side in the width direction of the resin sheet 17 at positions corresponding to the respective items. Also, the cross section of the lower punching blades 15-1 and 15-2 is the same as the outer periphery of the molded product 18 formed on the resin sheet 17 similarly to the upper punching blades 13-1 and 13-2. It consists of a cylindrical body having a shape, for example, a substantially circular shape.

The upper punching blade support table 12
Is moved downward by the upper punching blade driving device, the upper punching blade 13-1 and the lower punching blade 15-1 are connected to the upper punching blade 13-2 and the lower punching blade. The molded product 18 positioned on the lower punching blades 15-1 and 15-2 is separated from the resin sheet 17 by cutting the outer periphery thereof, that is, trimming. In this case, the upper punching blades 13-1 and 13-2 and the lower punching blades 15-1 and 15-2 are arranged in two rows of 10 in the width direction of the resin sheet 17. Twenty molded articles 18 are trimmed by one trimming operation. Then, the molded product 18 trimmed from the resin sheet 17, that is, the punched molded products 19-1, 19-2
As described later, the lower punching blades 15-1 and 15-1
-2 and falls downward through the hollow portion.

Further, reference numeral 16 denotes a conveying roller, which conveys the scrap 17a after trimming the molded article 18 from the resin sheet 17 across both ends thereof. here,
The transport roller 16 is intermittently rotated by a driving device (not shown) and is stopped during the trimming operation. Further, the scrap 17a is provided in the trimming device 1.
It is discharged out of 0.

Reference numeral 20 denotes a sheet guide device disposed on the upstream side in the conveying direction of the resin sheet 17, and the sheet guide device 20 is swingably attached to the support 21 and the support 21. Swing frame 22, an upper sheet guide 23 attached to the swing frame 22, a lower sheet guide 24 attached to the swing frame 22, and a swing cylinder for swinging the swing frame 22. Device 25
Having.

Generally, in a resin sheet molding line,
Since there is a difference in the processing speed of the resin sheet 17 between the trimming device 10 and a molding device (not shown) arranged on the upstream side (the left side in FIG. 3) in the conveying direction of the resin sheet 17, the difference in the processing speed is determined. As a buffer to absorb,
The resin sheet 17 is slackened by providing an interval between the trimming device 10 and the molding device. In addition, as shown in FIG. 3, the sagged resin sheet 17 is placed on the lower punching blade 15- at a predetermined height.
It is desirable that the upstream side of the lower sheet guide 24 has a curved surface so that the sheet can be smoothly fed onto the first and the second 15-2. The swing frame 22 is intermittently swung by the swing cylinder device 25 in conjunction with the upper punching blades 13-1 and 13-2. -1 and 15-2 are intermittently moved in the vertical direction.

Reference numeral 30 denotes a control device, which is a CPU (central operator) 31, storage means 32 such as a semiconductor memory and a hard disk, and input means 3 such as a keyboard and a touch panel.
3, display means 34 such as CRT, liquid crystal display, etc.
It has an O (input / output interface) 35 and the like, and generally controls the operation of all or a part of the trimming device 10. The control device 30 may be an independent device. For example, the control device 30 may be integrated with another control device as a part of a control device that controls devices such as a molding device and a heating device in a resin sheet molding line. Can also be used.

The lower punching blades 15-1 and 15-
An elevating table 42 is provided below and at a corresponding position. The lifting table 42 is a substantially rectangular table as shown in FIG.
, Two rows of punched molded products 19-10 each falling downward through the hollow portions of the lower punching blades 15-1 and 15-2.
1, 19-2 are integrated.

The elevating table 42 is attached to the upper end of an elevating rod 45. The elevating rod 45 is attached to an elevating table drive source (not shown), and the elevating table 45 is driven by a command from the controller 30 or the like. When the table drive source is driven, the lifting table 42
In the vertical direction.

On the upper surface of the elevating table 42, partition plates 43 extending in the length direction of the resin sheet 17 are arranged at intervals in the width direction of the resin sheet 17. The interval between the partition plates 43, that is, the pitch is determined by the punched molded product 19-1, which is placed on the elevating table 42,
19-2, that is, a stamped product stack 19s
-1, 19s-2, and each partition plate 43 is located between the stamped product stack 19s-1 and the stamped product stack 19s-2 adjacent in the width direction of the resin sheet 17. I do. Therefore, the punched product stacks 19s-1 and 19s-
2 does not move in the width direction of the resin sheet 17.

Next, reference numeral 44 denotes a placing table which is disposed adjacent to the lifting table 42 on the downstream side (the right side in FIG. 3) in the conveying direction of the resin sheet 17. Here, the mounting table 44 is composed of a plurality of, for example, ten chute-like chutes extending in the left-right direction in FIG. Each of the chutes has a substantially rectangular cross section, a slit continuous in the longitudinal direction (the left-right direction in FIG. 4) is formed on the bottom surface, and the punched product stacks 19s-1, 19s- are formed. 2 slides on the bottom surface using both side walls as guides.

The upper surface of the mounting table 44 is located at the same height as the upper surface of the lifting table 42 located at the bottom dead center, and the right edge of the lifting table 42 in FIG. The left edge of the table 44 in FIG. 1 is substantially in contact with the edge, so that no gap is formed.

Reference numeral 51 denotes a first pusher, which pushes out the punched molded product stacks 19s-1 and 19s-2 from the elevating table 42 and transfers them to the placing table 44. 4 is moved rightward in FIG. The first pusher 51 is a member having a substantially V-shaped cross section extending vertically in FIG. 4 (as viewed from above and below), and a plurality of, for example, ten, pushers are arranged in the width direction of the resin sheet 17. The punched product stacks 19s-1 and 19s-2 are arranged on the lifting table 42 at positions corresponding to the punched product stacks 19s-1 and 19s-2.

The cross-sectional shape of the first pusher 51 does not have to be substantially V-shaped, and may be any shape such as a flat shape or a rectangular shape. It is desirable that the surface in contact with 1,19s-2 be concave. Further, the first pusher 51 may be an integrated single member instead of a plurality of individually separated members.

The vertical dimension of the first pusher 51 in FIG.
s-1 and 19s-2, which are almost equal in height to each other, and the punched product stacks 19s-1 and 19s-19 are formed on the V-shaped concave side.
Since s-2 is pressed, the positions of the stamped product stacks 19s-1 and 19s-2 are stabilized.

A pusher connecting member 52 is attached to the surface of the first pusher 51 on the side of the V-shaped convex portion, and the plurality of pusher connecting members 52 extend in the width direction of the resin sheet 17. It is attached to the common connecting member 53. Further, a push rod 54 is attached to the common connecting member 53, and the push rod 54 is attached to a rodless cylinder 55 so as to be slidable. When the rodless cylinder 55 is operated, the push rod 54 is moved in the left-right direction in FIG. 1, and the first pusher 51 is moved in the left-right direction in FIG.

Reference numeral 58 denotes a second pusher having a comb-like member, which is moved in the vertical and horizontal directions in FIG. 1 by a driving device (not shown). Here, the comb-shaped member is connected to the second pusher 5.
When 8 is located at the bottom dead center, it is located below the bottom surface of the chute of the placing table 44 described above. Then, when the second pusher 58 is moved upward by the driving device, the comb-like member enters a slit formed in each chute and protrudes from the bottom surface of the chute.
Further, when the second pusher 58 is moved rightward in FIG. 1 by the driving device, the comb-shaped member moves the punched product stack 19s-1 on each chute rightward.

Next, reference numeral 61 denotes a tilting device,
1a, and a plate-like bottom member 61b which is vertically attached to the back member 61a and extends in the width direction of the resin sheet 17. The tilting device 61 is attached to a tilting driving device (not shown), and is swung in a range from a standing state to a tilting state.

The back member 61a includes a plurality of sets of two parallel bars extending vertically in FIG. 1, for example, ten sets are arranged in parallel in the width direction of the resin sheet 17. . Each set of rods is formed by stacking the punched product stacks 19s-1 and 19s- arranged in the width direction of the resin sheet 17.
2 is disposed at a position corresponding to each of them. Further, the stamped product stack 19s- is provided between the two bars.
1, 19s-2 enters and is supported.

Further, a slit is formed between the two rods, and a comb-shaped member of a third pusher 63 described later enters the slit and moves in the longitudinal direction of the slit.

Here, the back member 61a may be made of, for example, a corrugated member instead of a bar. In this case, the punched product stacks 19s-1 and 19s are provided in the respective concave portions of the corrugated plate member extending in the vertical direction in FIG.
-2 enters and is supported.

Further, a slit is formed in each of the concave portions of the corrugated plate member extending in the vertical direction in FIG. 1, and each of the concave portions is lined up in the width direction of the resin sheet 17 to form the punched molded product stack 19s-. 1 and 19s-2.

When the tilting device 61 is in the upright state, the upper surface of the bottom member 61b is located at a position equal to or slightly lower than the upper surface of the placing table 44, and the bottom member 61b shown in FIG. At the right end of FIG. 1 of the placing table 44 described above, so that no gap is generated.

The upper surface of the bottom member 61b is slightly inclined clockwise in FIG. 1 from the horizontal plane. Here, the inclination angle is about 1 to 15 degrees,
It is preferably about 1 to 10 degrees, more preferably about 1 to 5 degrees. The rear member 61a is also slightly inclined from the vertical at the same inclination angle in the clockwise direction in FIG.

When the tilting device 61 is in the upright state, the horizontal dimension of the bottom member 61b in FIG. 1 is substantially equal to the outer peripheral dimensions of the punched product stacks 19s-1 and 19s-2. The vertical dimension of the back member 61a in FIG. 1 is the punched product stack 19s-1,
It is not less than the height dimension of 19s-2.

Next, reference numeral 62 denotes a tilting table, each of which uses a bar shooter composed of two parallel bars. In the bar shooter, the number of sets equal to the number of molded articles 18 formed in the width direction of the resin sheet 17, for example, 10 sets are arranged in parallel. Further, a slit is formed between the two rods, and the comb-shaped member of the third pusher 63 enters the slit and moves in the longitudinal direction of the slit.

Here, the tilt table 62 may be made of, for example, a corrugated member instead of a bar shooter. In this case, a slit is formed in each concave portion of the corrugated plate member extending in the left-right direction in FIG. 1, and the punched molded product stack 19s-1 in which each concave portion is arranged in the width direction of the resin sheet 17; 19s-2 is provided at a position corresponding to each.

The tilt table 62 is disposed so as to be inclined upward to the right in FIG. The tilt angle is equal to the tilt angle of the back member 61a of the tilting device 61 in the tilted state, and the tilt table 62 and the back member 61a form substantially the same plane. Here, the left end of the tilt table 62 in FIG. 1 slightly overlaps the right end of the tilt device 61 in FIG. 1 in the tilted state.

The tilt angle of the tilt table 62 and the back member 61a of the tilt device 61 in the tilted state are as follows.
The angle is about 5 to 30 degrees, preferably about 7 to 20 degrees, more preferably about 10 to 15 degrees with respect to the horizontal plane.

Reference numeral 63 denotes a third pusher having a comb-like member.
It is slidably attached to a first guide member 64 parallel to a and moves along the first guide member 64. here,
The comb-shaped member enters the slits of the back member 61a and the bar shooter, and protrudes from the surfaces of the back member 61a and the bar shooter. Then, when the third pusher 63 is moved rightward in FIG. 1, the comb-shaped member moves the punched product stacks 19s-1 and 19s-2 on the back member 61a and the bar shooter to the right in FIG. Move in the direction.

The third pusher 63 may be moved by a rodless cylinder, or may be moved by being attached to a linear member such as a chain or a belt rotated by a driving device such as a motor. Is also good. In addition, the third pusher 63 is, as shown in FIG.
It moves from the vicinity of the left end of the back member 61a in the inclined state to a position slightly advanced rightward from the vicinity of the left end of the inclined table 62. In short, it is only necessary that the punched product stacks 19s-1 and 19s-2 can be moved to a position where they do not interfere when the back member 61a is raised.

Next, a fourth pusher 65 extends in the width direction of the resin sheet 17 and is attached to the pusher elevating cylinder 66. The pusher elevating cylinder 66 is provided with the tilt table 62 and the back member 61a.
The second pusher 65 is slidably attached to a second guide member 67 parallel to the second guide member 67, and can move along the second guide member 67 and move the fourth pusher 65 up and down. The pusher elevating cylinder 66 may be moved by a rodless cylinder, or may be attached to a linear member such as a chain or a belt that is rotated by a driving device such as a motor.

Here, when the fourth pusher 65 is moved upward by the pusher raising / lowering cylinder 66 and is in the ascending position, the space between the fourth pusher 65, the inclined table 62 and the back member 61a is formed by stamping. The product stacks 19s-1, 19s-2 can pass through.
Then, when the punched product stacks 19s-1 and 19s-2 on the back member 61a and the bar shooter are moved rightward, the fourth pusher 65 is moved downward by a pusher elevating cylinder 66 to be lowered. Then, the pusher elevating cylinder 66 is moved along the second guide member 67.

The fourth pusher 65 moves from near the right end of the moving range of the third pusher 63 to near the right end of the tilt table 62 in FIG.

Finally, reference numeral 71 denotes a conveyor arranged in the transfer device 70 for feeding the discharged punched product stacks 19s-1 and 19s-2 to a subsequent process such as packaging and boxing. The resin sheet 17 is disposed downstream of the trimming device 10 in the conveying direction. The left end of the conveyor 71 in FIG. 4 is substantially in contact with the right end of the tilt table 62.

Next, the operation of the molded article collecting and conveying apparatus having the above-described configuration will be described.

FIG. 5 is a sectional view taken along the line CC of FIG.
FIG. 7 is an enlarged view of a part D in FIG. 1 showing a tilting operation according to the embodiment of the present invention. FIG. 7 is an enlarged view of a part F in FIG. Second showing operation
FIG. 8 is an enlarged view of a portion F in FIG. 6, which is a third diagram showing the tilting operation in the embodiment of the present invention, and FIG.
FIG. 4 is an enlarged view of a part showing a tilting operation in the embodiment of the present invention, and FIG. 10 is an enlarged view of a part E in FIG. 1 showing a discharging operation in the embodiment of the present invention. .

First, the trimming operation will be described.

In the trimming device 10, the resin sheet 17 is intermittently conveyed, and the molded products 18 in the first and second rows in the first lot are cut into the lower punching blades 15-1, 15-15.
2 and is stopped.

Next, an upper punching blade driving device (not shown) is operated, the upper punching blade support table 12 is moved downward, and the upper punching blade 13-attached to the upper punching blade support table 12 is moved. Lower punching blade 1 corresponding to 1, 13-2
5-1 and 15-2 mesh with each other.

Thus, the molded products 1 in the first and second rows
8 is the upper punching blade 1 in the state of being accurately positioned.
Trimming is performed by 3-1 and 13-2 and the lower punching blades 15-1 and 15-2. Then, the trimmed punched molded products 19-1 and 19-2 are combined with the lower punching blade 15-.
1, fall within 15-2, and reach and accumulate on the lifting table 42 located below the lower punching blades 15-1, 15-2, as shown in FIG. Since the upper surface of the lifting table 42 is located slightly below the lower punching blades 15-1 and 15-2, the punched molded product 19- is formed.
1 and 19-2 reach the elevating table 42 without decreasing their falling distance and their postures being disturbed. Then, a lifting table driving source (not shown) is operated, and the punched molded products 19-1 and 19-1 in which the lifting table 42 is integrated are operated.
It is moved downward by one pitch of 9-2.

Next, the upper punching blade driving device operates,
The upper punching blades 13-1 and 13-2 are moved upward, the resin sheet 17 is intermittently conveyed, and
The molded products 18 in the row are sent to and stopped on the lower punching blades 15-1 and 15-2. The molded products 18 in the third and fourth rows are trimmed in the same manner as the molded products 18 in the first and second rows, and become punched molded products 19-1 and 19-2. The punched molded product 19 that has fallen in the blades 15-1 and 15-2 and is already accumulated on the lifting table 42.
-1 and 19-2.

Thereafter, by repeating the trimming operation, the punched molded products 19-1 and 19- are placed on the lifting table 42 located below the lower punching blades 15-1 and 15-2.
2 are sequentially accumulated. In this case, the lifting table 42
Are sequentially moved downward by one pitch of the punched products 19-1 and 19-2 to be accumulated, so that the punched products 19-1 and 19-2 are kept aligned and the lifting table 42.

When the trimming operation is repeated a predetermined number of times, a predetermined number of the punched molded products 1 to be sent to a post-process such as packaging or boxing on the elevating table 42.
Punch-molded product stack 1 in which 9-1 and 19-2 are accumulated and each includes a predetermined number of punch-molded products 19-1 and 19-2.
9s-1 and 19s-2 are formed.

Subsequently, the lifting table 42 is moved downward, and the punched product stacks 19s-1, 19s-1
The uppermost part of s-2 reaches a position which is far below the inside of the lower punching blades 15-1 and 15-2.

Next, the tilting operation will be described.

First, the elevating table 42 is moved further downward to reach the bottom dead center, and as shown in FIG. 1, the upper surface of the elevating table 42 has the same height as the upper surface of the placing table 44. Located in.

Next, the first pusher 51 is moved rightward in FIG. 1, and the punched product stacks 19s-1 and 19s accumulated on the lift table 42 are moved.
Push -2 right.

More specifically, when the first pusher 51 pushes the punched product stack 19s-1 located on the left side in FIG. 1 to the right, the punched product stack 19s-1 and the right side thereof are pushed out. Since there is no partition between the punched product stack 19s-2 and the upper surface of the elevating table 42, first, the punched product stack 19s-1 is slightly It is moved rightward and pressed against the stamped product stack 19s-2, and subsequently, the stamped product stack 19s-
It can be seen that 1,19s-2 can be integrally moved to the right. Then, the punched molded product stack 19s
-1 is pressed against the stamped product stack 19s-2, the stamped product stacks 19s-1, 19s-
Punched molded products 19-1 and 19-2 forming the second
Are engaged with each other. That is, one punched product stack 19s-1 (19s-
Punched molded products 19-1 (19-2) adjacent above and below 2)
The gap between the outer peripheral edges between them is slightly enlarged, and the other stamped molded product stack 19s-2 (19s
The outer peripheral edge of the stamped product 19-2 (19-1) of -1) enters, and the outer peripheral edges of the stamped products 19-1 and 19-2 come into mesh with each other.

As a result, as shown in FIG. 7, the punched product stacks 19s-1 and 19s-2 are joined together and integrated, and are pushed by the first pusher 51 to the right in the figure. When it is moved, it does not fall or lose its alignment.

A partition plate 43 (FIG. 4) is provided on the upper surface of the elevating table 42, and each of the partition plates 43 is adjacent to the resin sheet 17 in the width direction of the punched product stack 19s-1. , 19s-2, the punched product stacks 19s integrated on the lifting table 42
When -1, 19s-2 is moved rightward in FIG. 1, it does not move in the width direction of the resin sheet 17.

When the first pusher 51 is further moved rightward, the stamped product stack 19
s-1 and 19s-2 are transferred from the elevating table 42 to the mounting table 44, and are further moved rightward on the mounting table 44.

Here, the stamped product stack 19s-
1, 19s-2 are combined with each other and are integrated, so that they can be moved from the elevating table 42 to the placing table 44 or moved to the right on the placing table 44 described above. It does not fall over or lose its alignment.

Further, the stamped product stack 19s-
1, 19s-2 slides on the bottom surface using both side walls of each chute of the placing table 44 as a guide, so that the punched molded product stacks 19s-1, 1s-1
When 9s-2 is moved rightward in the figure, it does not move in the width direction of the resin sheet 17.

At this time, the second pusher 58 is located at the bottom dead center, and the comb-like member of the second pusher 58 is located below the bottom surface of each chute of the placing table 44 described above.

Then, as shown in FIG.
The pusher 51 is a punched product 19-2 of the punched product stack 19s-2 from the right end of the placing table 44.
Is stopped at a position located on the left by the dimension of the outer circumference of.
At this time, the punched product stack 19s-
Although 1 is located on the placing table 44, the punched molded product stack 19s-2 on the right side in the figure is transferred onto the bottom member 61b of the tilting device 61.

As shown in FIG. 8, the upper surface of the bottom member 61b is slightly inclined clockwise in the figure from the horizontal plane, and the back member 61a is also vertically inclined at the same inclination angle. , The punched product stack 19s-2 also slightly tilts clockwise in the drawing. On the other hand, the punched product stack 19s-1 accumulated on the placing table 44 is kept vertical. Therefore, the outer peripheral edges of the punched molded products 19-1 and 19-2 of the punched molded product stacks 19s-1 and 19s-2 that are meshed with each other are inclined by the punched molded product stack 19s-2. Separate from each other. The inclined punched product stack 19s-2
Side is supported by the back member 61a,
The alignment of the stamped product stack 19s-2 does not collapse.

As described above, the punched molded product stack 19s- which is connected to each other and integrally moved to the right.
1, 19s-2 is the stamped product stack 19s-2.
Are separated from each other when they are transferred onto the bottom member 61b of the tilting device 61.

Next, the first pusher 51 is moved leftward in the drawing and returns to the initial position. As a result, the lifting table 42 is moved upward and returned to a position slightly below the lower punching blades 15-1 and 15-2, so that the trimming operation of the molded product 18 of the next lot is performed. It is possible to start, and the overall throughput of the trimming device 10 can be improved.

On the other hand, the second pusher 58 is moved upward by the driving device, and the comb-like member enters the slit formed in each chute and projects from the bottom of the chute. Further, the second pusher 58 is moved rightward by the driving device,
A place where the first pusher 51 is stopped, that is, a place located on the left side of a right end of the placing table 44 by an outer dimension of the punched product 19-2 of the punched product stack 19s-2. It is stopped by.

The first pusher 51 moves the punched product stack 19 from the right end of the placing table 44.
You may make it stop at the position located to the left by the dimension of the outer periphery of the punched molded products 19-1 and 19-2 of s-1 and 19s-2. In this case, the second pusher 5
8 is moved upward by the driving device, and the comb-like members enter slits formed in the respective chutes of the placing table 44 and protrude from the bottom surface of the chutes. Then, the second pusher 58 is moved rightward, that is, from the right end of the placing table 44, the punched molded product 19- of the punched molded product stack 19s-1.
It is stopped at a position located on the left by the dimension of the outer circumference of No. 1. As a result, the punched product stack 19s-2 on the right side in the drawing is transferred onto the bottom member 61b of the tilting device 61.

In this case, the timing at which the first pusher 51 returns to the initial position is further advanced.
The trimming operation of the molded product 18 of the next lot can be started, and the overall throughput of the trimming device 10 can be further improved.

Further, the first pusher 51 is provided at the right end of the placing table 44 as described above to form the stamped product stack 19.
It is not necessary to return to the original position after being stopped at a position located on the left by the dimension of the outer periphery of the stamped molded product 19-1 of s-1. In this case, as will be described later, after the punched product stack 19s-2 is transferred onto the inclined table 62, the first pusher 51 is further moved to the right, and the placing table 44 described above. The punched product stack 19s-1 remaining on the upper
On the bottom member 61b.

In this case, the second pusher 58 can be omitted, so that the overall structure of the molded article accumulating and conveying apparatus can be simplified, and the cost can be reduced.

Next, the tilting device 61 is swung from the standing state by the tilting drive device (not shown), and tilts to the tilted state. The tilt angle of the back member 61 a is the tilt angle of the tilt table 62. Becomes equal to

During this time, the punched product stack 19s-
2 is supported by the back member 61a, so that the alignment of the stamped product stack 19s-2 does not collapse. As a result, the punched product stack 19s-2 transferred on the bottom member 61b also tilts and is placed on the back member 61a.

On the other hand, the punched product stack 19s-1
Remains on the placement table 44 described above. At this time, since the upper surface of the placing table 44 is horizontal and the left side in the figure is supported by the second pusher 58, the alignment of the punched product stack 19s-1 does not collapse.

When the third pusher 63 moves in the upper right direction in the figure along the first guide member 64, the lower left end of the punched product stack 19s-2 in the figure becomes a comb tooth shape of the third pusher 63. By being pushed by the member, the stamped product stack 19s-2 is slid on the back member 61a and transferred onto the tilt table 62.

At this time, since the fourth pusher 65 is moved upward by the pusher raising / lowering cylinder 66 and is at the raised position, the fourth pusher 65 strikes between the fourth pusher 65 and the inclined table 62 and the back member 61a. The extruded product stack 19s-2 can pass through.

The third pusher 63 is stopped when it moves from the vicinity of the left end of the tilt table 62 in the figure to a position slightly advanced rightward. At this time, the stamped product stack 19s-2 is located on the tilt table 62.

Subsequently, the fourth pusher 65 is moved downward by the pusher raising / lowering cylinder 66 to the lowered position, and supports the upper left lower end portion of the punched product stack 19s-2 in the drawing. A position where you can do it.

Next, the third pusher 63 moves to the lower left in the drawing and returns to the initial position. At this time, the punched product stack 19s-2 on the tilt table 62 hardly moves due to frictional resistance with the upper surface of the tilt table 62. Even if the punched product stack 19s-2 moves to the lower left, it moves only slightly, and is stopped by being supported by the fourth pusher 65. At this time, the fourth pusher 65 functions as a stopper.

On the other hand, as shown in FIG. 9, the second pusher 58 is moved rightward by the driving device, and the punched product stack 19 s-remaining on the placing table 44 described above. 1 is transferred onto the bottom member 61b of the tilting device 61.

Next, the tilting device 61 is swung from the upright state by the tilting drive device, and tilts to the tilted state. The tilt angle of the back member 61 a is equal to the tilt angle of the tilt table 62. Become. As a result, the stamped product stack 1 transferred onto the bottom member 61b
9s-1 also tilts and is placed on the back member 61a.

Then, the fourth pusher 65 is moved upward by the pusher lifting cylinder 66 to the raised position, and a punched product is formed between the fourth pusher 65 and the inclined table 62 and the back member 61a. The stack 19s-1 can pass.

Subsequently, the third pusher 63 is moved along the first guide member 64 in the upper right direction in FIG.
The punched product stack 19s-1 is pushed by the comb-shaped member of the third pusher 63, is slid on the back member 61a, and is transferred onto the tilt table 62.
At this time, the punched product stack 19s-2 remaining on the tilt table 62 is
Hardly moves due to frictional resistance with the upper surface of the. Even if it moves in the lower left direction, as described later, it is integrated with the punched product stack 19s-1 and stops.

Here, the punched product stack 19s-
1 is continuously moved in the upper right direction in the figure, the punched product 19-1 at the right end of the punched product stack 19s-1 is the punched product remaining on the inclined table 62. The stack 19s-2 is fitted into the punched molded product 19-2 at the left end from the lower left direction in the figure. As a result, the stamped product stack 19s-1 and the stamped product stack 19s-2 are joined together and integrated.

The third pusher 63 is provided between the punched product stack 19s-1 and the punched product stack 1
The punched product stack 19s integrated with 9s-2 is continuously moved in the upper right direction in the figure, and is stopped when reaching the vicinity of the inclined table 62 slightly rightward from the vicinity of the left end in the figure.

Subsequently, as shown in FIG. 10, the fourth pusher 65 is moved downward by the pusher raising / lowering cylinder 66 to the lowered position, and the upper end of the lower left end in the figure of the punched product stack 19s is shown. It will be a position that can support the part.

Next, the pusher raising / lowering cylinder 66 is moved along the second guide member 67, and the fourth pusher 65 is moved to near the right end of the inclined table 62 in the drawing. Accordingly, the punched product stack 19s is pushed by the fourth pusher 65, moved on the inclined table 62 in the upper right direction in the drawing, and transferred onto the conveyor 71.

It is also possible to move the third pusher 63 to the vicinity of the right end of the tilt table 62 in the figure without stopping the third pusher 63 halfway. In this case, there is no need to move the pusher elevating cylinder 66 along the second guide member 67, so that the overall configuration of the molded article accumulation and transport device is simplified, and the cost can be reduced.

Finally, the punched product stack 19s-
1, 19s-2 is an integrated punched product stack 19s
And is placed on the conveyor 71, so that packaging,
It is not necessary to combine the plurality of punched product stacks 19s in a post-process such as boxing. Therefore, the working efficiency does not decrease.

Thereafter, the stamped product stack 19s
Is sent to post-processes such as packaging and boxing. The second pusher 58, the third pusher 63, and the fourth
The pusher 65 returns to the initial position.

As described above, in the present embodiment, 2
Since the punched products 19 for the rows can be accumulated on the lifting table 42, the punched product stacks 19s-1,
The height of 19s-2 can be reduced to be integrated in an aligned state, and the entire trimming device 10 does not become large. Moreover, since the punched molded products 19 for two rows can be accumulated at the same time, it is not necessary to frequently stop the operation of the trimming device to discharge the punched molded product stacks 19s-1 and 19s-2. There is no drop in throughput.

Then, the punched product stack 19s-
Since 1, 19s-2 can be integrally transferred to the conveyor 71, the stamped product stack 19s can be lengthened.

In the present embodiment, the punched product stack 19 s is
Although the case of a row has been described, the punched product stack 19s may be three rows or more.

The present invention is not limited to the above-described embodiment, but can be variously modified based on the gist of the present invention, and they are not excluded from the scope of the present invention.

[0114]

As described above in detail, according to the present invention, in the molded article accumulating and conveying apparatus, the lower part of the lower punching blade of the trimming device for trimming the molded article formed on the resin sheet in a plurality of rows is provided. And a lifting table on which a plurality of rows of integrated punched products are placed, a loading table placed adjacent to the lifting table, and the lifting table of the loading table. A bottom member is disposed adjacent to the opposite side and on which one row of the integrated punched products is placed, and a back member perpendicular to the bottom member is provided in a range from the upright state to the inclined state. A tilting device that can be swung, and a plurality of rows of the punched molded products that are stacked are transferred from a lifting table to a mounting table; And a pusher to be transferred to the upper side.

In this case, by shortening the cylinder for accumulating the trimmed molded products, the punched molded products can be accumulated in an aligned state, so that the entire trimming apparatus does not become large. In addition, since a plurality of rows of punched products can be accumulated at the same time, it is not necessary to frequently stop the operation of the trimming device to discharge the accumulated punched products, thereby lowering the throughput. There is no.

In another molded article accumulating / conveying device of the present invention, when the tilting device is in an upright state, the bottom member is inclined from a horizontal plane.

In this case, on the transfer table, the integrated punched products in the adjacent rows are connected to each other to be integrated, so that the integrated punched products can be integrated without breaking the alignment. Extruded articles are transferred and are easily separated from adjacent rows when tilted.

[0118] In still another molded article accumulating and conveying apparatus of the present invention, the back member further has a slit.

In this case, when the tilting device tilts, the alignment of the punched molded products does not collapse.

According to the present invention, in the method of accumulating and conveying molded articles, the trimmed punched molded articles are accumulated on a plurality of rows of elevating tables, and a plurality of rows of the punched molded articles are arranged on the elevating tables. Is transferred onto a mounting table, and one of the plurality of rows of the punched molded products on the transfer table is transferred onto the bottom member of the tilting device in an upright state, The tilting device is tilted so as to be in a tilted state, and the one row of the punched molded products is tilted.

In this case, by shortening the cylinder on which the trimmed molded products are accumulated, the punched molded products can be accumulated in an aligned state, so that the entire trimming apparatus does not become large. In addition, since a plurality of rows of punched products can be accumulated at the same time, it is not necessary to frequently stop the operation of the trimming device to discharge the accumulated punched products, thereby lowering the throughput. There is no.

In another method of accumulating and conveying molded products according to the present invention, on the transfer table, the punched molded products in adjacent rows are joined together and integrated.

In this case, on the transfer table, the integrated punched products in the adjacent rows are connected to each other and integrated, so that the integrated punched products can be integrated without breaking the alignment. Extruded products are transferred.

[0124] In still another method of accumulating and conveying molded articles of the present invention, the integrated punching and molding method further comprises the steps of: The article leaves the integrated row of adjacent stamped articles.

In this case, when being transferred onto the bottom member of the tilting device, it is easily separated from the integrated stamped products in the adjacent rows joined together and integrated.

[Brief description of the drawings]

FIG. 1 is a side sectional view of a molded product accumulation and transport device according to an embodiment of the present invention, and is a view as viewed in the direction of arrows BB in FIG.

FIG. 2 is a conceptual diagram of a conventional trimming device.

FIG. 3 is a schematic side view of a trimming device.

FIG. 4 is a view as viewed in the direction of arrows AA in FIG. 3;

FIG. 5 is a cross-sectional view taken along arrow CC of FIG. 4;

FIG. 6 is an enlarged view of a portion D in FIG. 1 and is a first diagram showing a tilting operation in the embodiment of the present invention.

FIG. 7 is an enlarged view of a portion F in FIG. 6 and is a second diagram illustrating the tilting operation in the embodiment of the present invention.

FIG. 8 is an enlarged view of a portion F in FIG. 6 and is a third diagram illustrating a tilting operation in the embodiment of the present invention.

FIG. 9 is an enlarged view of a portion D in FIG. 1 and is a fourth diagram illustrating a tilting operation in the embodiment of the present invention.

FIG. 10 is an enlarged view of a portion E in FIG. 1, showing a discharging operation according to the embodiment of the present invention.

[Explanation of symbols]

 15-1, 15-2, lower punching blade 17 resin sheet 18 molded product 19-1, 19-2, punched molded product 42 elevating table 44 mounting table 51 first pusher 58 second pusher 61 tilting device 61a back member 61b bottom member 63 third pusher 65 fourth pusher

Continued on the front page F term (reference) 3C021 LA02 LA04 3F081 AA07 AA18 BA02 BC04 BC07 BD11 BE03 BE08 BF11 CA13 CD02 CE10 CE13 CE14 4F201 AC03 AG07 AH58 BA08 BC01 BC02 BC12 BC15 BD07 BD10 BQ10 BQ17 BQ31 BS05 BS08 MA02 MA02 MW02 MW23

Claims (6)

[Claims] (1) A plurality of rows of integrated punched products are placed below a lower punching blade of a trimming device for trimming a plurality of rows of molded products formed on a resin sheet. (B) a mounting table disposed adjacent to the lifting table, and (c) a mounting table disposed adjacent to the mounting table on a side opposite to the lifting table. A bottom member on which one row of punched molded products is placed, and a back member perpendicular to the bottom member, and a tilting device that can be swung from a standing state to an inclined state; A pusher for transferring the stacked punched products in a row from a lifting table to a mounting table, and further transferring one row at a time to a bottom member of the tilting device in an upright state. A molded product accumulating and conveying device characterized by the above-mentioned. 2. The molded article accumulating and conveying device according to claim 1, wherein the bottom member is inclined from a horizontal plane when the tilting device is in the upright state. 3. The apparatus according to claim 1, wherein the back member has a slit. And (a) stacking the trimmed punched products on a plurality of rows of elevating tables, and (b) placing a plurality of rows of the collected punched products on the elevating tables on a mounting table. (C) transferring one of the plurality of rows of the stamped products on the transfer table onto the bottom member of the tilting device in an upright state; A method according to claim 1, wherein said tilting device is tilted to a tilted state to tilt said one row of punched molded products. 5. The method according to claim 4, wherein, on the transfer table, the integrated punched products in adjacent rows are joined together to form a single unit. 6. The integrated stamped product to be transferred when transferred onto the bottom member of the tilting device in the upright state, wherein the integrated punched products are punched in adjacent rows that have been integrated. 6. The method according to claim 5, wherein the method is separated from the molded product.