JPH0631083B2 - Assembly tray dismantling device - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a disassembling apparatus for disassembling an assembly tray.

(Prior Art and Its Problems) Currently, cigarette filter plugs are stored in an assembly tray such as a corrugated board and transported.

After the cigarette filter plug is taken out from the assembly tray, the assembled tray is unfolded and disassembled into a flat plate, stacked and returned to a filter plug manufacturing company or the like for reuse.

In this way, the assembly tray containing the filter plugs for cigarettes is used until it becomes unusable (about 20 times), but after the filter plugs are taken out, they are manually disassembled and stacked. Therefore, there is a problem that workability is poor.

(Technical problem to be solved by the invention) A technical problem of the present invention for solving the above problems is to provide an assembly tray for storing a cigarette filter plug,
After its use, it is automatically disassembled and piled up by a mechanical method.

(Technical Means for Achieving the Technical Problem) The technical means of the present invention for achieving the above technical problem has an opening on the upper surface, and one side plate on the long side is developed, and A disassembling device for an assembly tray, in which flaps of both side plates on the short side are folded inward, and a hooking piece at a tip end thereof is hooked to a hooking opening opened in a back plate to be assembled and formed. The machine frame is provided with a carrying device, a drop passage, a developing device, and a transferring device, and the carrying device is provided on the upper part of the machine frame, and the assembly tray is in a state in which the side plate on the non-developing side is the front side and the opening is facing downward. It is composed of a conveyor for conveying to the falling passage, the falling passage is formed in front of the conveying device, and when the assembly tray conveyed by the conveying conveyor is dropped with the front side plate facing downward, both sides on the short side are formed. A guide plate for supporting and guiding the plate and the back plate, and The deploying device is provided at the lower end of the drop passage, and the fixing mechanism fixes and holds the fallen assembly tray; and the fixing mechanism. With the assembly tray fixed, remove the flap hooks on both side plates on the short side, and deploy the side plates from which the flap hooks have been removed to the outside and the side plates to the outside. And a transfer conveyor configured to transfer the assembled tray that has been pushed down by the unfolding device and that has been pushed down by the unfolding device. The flaps of the both side plates of the assembly tray provided on the way of the conveyor and transferred by the conveyor are constituted by the flap guide pieces that expand outward.

(Effects of the Invention) The present invention provides the disassembling apparatus having the above-described configuration,
It is possible to automatically disassemble the assembly tray by a mechanical method to improve workability.

Embodiment An embodiment of the present invention will be described below with reference to the drawings.

Assembly tray to be dismantled by the dismantling apparatus of the present invention (a) is of planar rectangle with an opening (a ') on the upper surface as shown in FIG. 8 long side of each side plate _{(b 1)} (b ₂ ) Insert the folding pieces (b ₃ ) provided on both sides into both side plates (c ₁ ) on the short side.
The flap (c ₃ ) of (c ₂ ) is folded inward and sandwiched, and a hooking piece (c ₄ ) provided at the tip of the flap (c ₃ ) is opened on the back plate (d). It is assembled and formed by engaging with (d ₁ ).

Both side plates (c ₁ ) on the short side of the assembly tray (a)
In (c ₂ ), the claw piece insertion hole (d ₂ ) is provided with the hooking port (d ₁ ).
The folding piece (b ₃ ) of the one side plate (b ₁ ) on the long side is formed in a short and curved shape while facilitating its disassembly.

1 and 2 show (A) a disassembling device for an assembly tray, which is a conveying device (B) provided in a machine frame (M), a drop passage (C), a developing device (D), and a transferring device (E). ) And.

The machine frame (M) has a rear leg frame (m), a middle leg frame (n), and a front leg frame (s) of different heights, which are connected by a vertical rod and a horizontal frame to form a staircase. is there.

The transfer device (B) includes a transfer conveyor (1) and a supply means (2).
It is composed of and.

The transport conveyor (1) is a toothed belt that transports the assembly tray (a) to the passage (C) in order to drop the assembly tray (a) into the fall passage (C). It is located on both sides of the center and is attached to the substrate (1a) attached to the leg frame (m) via attachment pieces (1b).

(3) is both side plates (c ₁ ) on the short side of the assembly tray (a)
It is a pusher that is pressed against (c ₂ ) to position it and is slidably provided by a cylinder (3a) provided on the rear leg frame (m).

The supply means (2) is a lifter (4), a supply conveyor (5)
And an adsorber (6).

The lifter (4) is located on the rear side of the side surface of the transfer conveyor (1) and lifts the assembly tray (a) supplied from the supply conveyor (5) to the vicinity of the adsorber (6). It is composed of a pair of arms (4a) formed on the rear side and a cylinder (4b) provided on the rear leg frame (m).

The supply conveyor (5) is located at the rear of the lifter (4),
The purpose is to supply the lifter (4) with an empty assembly tray (a) discharged from the previous step, for example, a filter plug empty feeder.

The suction device (6) comprises a plurality of vacuum cups (6a) and a traveling arm (6b), and is slidable along a rail (R) provided on an upper horizontal frame (m ₁ ) of a rear leg frame (m). The assembly tray (a) which is provided and lifted by the lifter (4) is sucked, and is slid along the rail (R) and dropped onto the transfer conveyor (1).

Thus, in the assembly tray (a) discharged from the previous process, one of the long side long side plates (b ₁ ) is expanded and the opening (a ′) is directed downward, and the non-expanded side plate (b _2). ) Is placed on the supply conveyor (5) with the front side thereof facing the front side.

When the assembly tray (a) is transferred by the conveyor (5) and placed on the lifter (4),
The lifter (4) is lifted by the operation of (4b) and lifted up to the vacuum cup (6a) of the adsorber (6) standing by above the cylinder (4b).

Then, the vacuum cup (6a) adsorbs the back plate (d) of the assembly tray (a), and the adsorber (6) moves along the rail (R) to move above the transfer conveyor (1). And then stop. Then, at the same time when the movement of the suction device (6) is stopped, the vacuum is cut and the assembly tray (a) is dropped onto the transport conveyor (1).

At this time, when the assembly tray (a) is retained on the transfer conveyor (1) and the stopper (8) on the way of the drop passage (C) described later, the suction device (6) is operated by the function of the sensor (not shown). ) Causes the assembly tray (a) to drop at the end of the rail (R) while moving laterally along the rail (R) without stopping on the conveyor (1) (overflow operation).

Further, during this overflow operation, the lateral movement of the adsorber (6) is switched to high-speed traveling to maintain the processing capacity, and when the overflow factor disappears, the normal transfer state is restored.

The assembly tray (a) is then lifter (4) as described above.
And, by the suction device (6), it is carried and dropped on the conveyor (1) in the same posture as described above.

In this way, the assembly tray (a) dropped on the transport conveyor (1) is transported in a forward ascending state, and the front side plate (b ₂ ) is separated from the tip of the conveyor (1) to be horizontal and forward. When it is projected to the side, a conveyor (1) is stopped by a sensor (not shown). At the same time, the pushers (3) provided on both sides of the transport conveyor (1) slide inward to correct the bending of the assembly tray (a) in the traveling direction and place the assembly tray (a) at a normal position, and then the fall path to be described later. Make it easy to drop into (C).

The drop passage (C) connects the front of the transfer conveyor (1) and the transfer device (E), and the assembly tray (a) transferred by the transfer conveyor (1) is connected to the side plate (b ₂ ) on the non-deployment side. Is directed downward and transferred to the developing device (D), and is formed into a planar U shape by the guide plate (7) and the stopper (8), the upper end of which is in front of the transfer conveyor (1). In addition to being located, the lower end is located on the floor plate (30) of the transfer device. The floor plate is provided between the rear leg frame (m) and the middle leg frame (n) at the lower end of the drop passage (C).

The guide plate (7) comprises a side guide plate (9) and a back guide plate (10), and the side guide plates (9) are located on both front sides of the carry-out conveyor (1). 1)
The assembly tray (a) transported from the side plate (b) on the non-deployment side (b)
₂ ) is for guiding and holding both side plates (c ₁ ) (c ₂ ) on the short side when falling with the face down.
It is vertically installed on the horizontal rod (n ₁ ) of the rear leg frame (n) through the mounting plate (9a).

Further, the lower end of the guide plate (9) is located slightly below the midway portion of the drop passage (C), and the upper end is inclined outward so that the assembly tray (a) can easily fall and enter.

The back guide plate (10) is hung vertically from the tip of the transfer conveyor (1) at a position where the assembly tray (a) can be dropped, and like the side guide plate (9), the assembly tray ( It is for guiding and holding the back plate (d) of a).

Further, the lower end of the back guide plate (10) is located substantially in the center of the drop passage (C), and the upper end is inclined outward so that the front side of the assembly tray (a) transported by the transport conveyor (1) is It makes it easy to rotate down and enter.

Reference numeral (11) is a guide roll for allowing the assembly tray (a) to smoothly enter the drop passage (C).

The stopper (8) corrects the posture of the assembly tray (a) that has dropped vertically, and retains the assembly tray (a) when it remains at the lower end of the drop passage. Then, the cylinder attached to the vertical rod (m ₂ ).
(8a) and a holding arm (8b) provided at the tip of the cylinder (8a)
It is formed by and.

The holding arm (8b) appears and retracts in the middle of the passage (C), that is, below the lower end of the back guide plate (10), corresponding to a sensor (not shown) provided in the falling passage (C). (12) is an assembly tray (a) that is vertically dropped from the lower end of the drop passage (C).
Rear support plates for pressing the rear surface (d) of the rear plate, which are located on both sides of the rear guide plate (10) and are rotated by a rotating cylinder (not shown) provided on the horizontal rod (n ₂ ). Rotation axis (1
Rotate to the traveling side (forward direction) around 2a).

Thus, the assembly tray (a) dropped from the transfer conveyor (1) is vertically dropped onto the floor plate (30) at the lower end of the drop passage with the side plate (b ₂ ) on the non-deployment side facing down.

The deployment device (D) is composed of a fixing mechanism (13) and a deployment mechanism (14). The fixing mechanism (13) consists of the holding plate (16) and the support tool.
The holding plate (16) including the (17) and the recliner (15) is located at the center rear of the lower end of the drop passage (C), and the side plate (b) of the assembling tray (a) vertically dropped to the lower end. ₂ ) for fixing.

The presser plate (16) is a presser piece (16b) and a presser piece (16b) provided on the front side so that the presser piece can be raised and lowered via a fixture (16a) provided on the floor plate (30).
And a cylinder (16c) connected to.

The support tool (17) is located inside the side guide plate (9), and both side plates (c ₁ ) (c ₂ ) on the short side of the assembly tray (a).
And an L-shaped guide piece (17a) that abuts on the upper surfaces of both side plates (c ₁ ) (c ₂ ) and a mounting leg frame (3b) of the positioning pusher (3) in the transport device. is formed by a vertically by cylinders (17b), these are the front leg frame (m) of the fixture (m ₃₎ to rotatably provided link (17c) and the auxiliary link (17'c) Are connected through.

The recliner (15) is positioned behind the vertically-assembled assembly tray (a), and causes the assembly tray unfolded by the unfolding mechanism (14) described later to lay down on the transfer device (E) side. (15a) and a pressing cylinder (15d) for sliding the pressing plate (15a) forward. These are connected by a link (15c) and an auxiliary link (15'c) provided on the bottom surface of the floor plate (30). ing.

The unfolding mechanism (14) is slidably provided on both sides of the lower end of the falling passage (C), and the short side side plates (c ₁ ) (c ₂ ) of the assembly tray (a) vertically dropped into the passage (C). The flap (c ₃ ) of (1) is to be released and the flap (c ₃ ) is to be expanded outward, and is constituted by the movable means (14a) and the release means (14b) (fourth). , 5, 6, 7
Figure).

The movable means (14a) is composed of a movable part (14a ₁ ) and a movable cylinder (not shown), and the movable part (14a ₁ ) is provided on a rule (R ₁ ) laid on the upper surface of the floor plate (30), Release means on the front
Provided with a (14b), it is connected to the movable cylinder via a connecting link to the connecting rod which is provided at the rear _{(14a 2) (14a 3)} .

The releasing means (14b) is slidably provided on the holding portion (14a ₁ ′) at the tip of the movable portion via the slide rod (14b ₁ ),
It is connected to the slide cylinder (14b ₃ ) via a link (14b ₂ ) provided on the movable part (14a ₁ ).

Further, the releasing means comprises a releasing piece (19) and a deployment hook (20), and the releasing piece (19) is L-shaped and has a slide rod (14b).
₁ ) Attach to the upper and lower ends of the rotary shaft (19b) that is hung vertically on the end mounting plate (19a).

Further, the unfolding hook (20) has a rubber plate (20a) at its tip and is rotatably attached to the rotary shaft (19b) between the releasing pieces (19).

The rotary shaft (19b) is connected to the slide cylinder (21) via a connecting piece (20b).

And Thus, when assembled tray falling passage lower portion (a) is a vertical drop, by a cylinder of the holding plate (16c) is extended, the side plate pressing piece (16b) is then laid down on the front side (b ₂ )
And the guide piece (17a) is retracted by contracting the cylinder (17b) of the support tool (17) and releasing means.
The working space of (14b) is formed.

Further, when the pressing cylinder (15d) is operated, the pressing plate (15a) advances to the front via the link (15c) and the auxiliary link (15'c), and the rear surface (d) of the vertically dropped assembly tray is moved. The assembly tray (a) is securely held and fixed by being sandwiched between the back support plates (12).

Then, before the expansion mechanism (14) is actuated, the guide piece (17a) moves backward to move away from the side plates (c ₁ ) (c ₂ ), and the movable cylinder extends to slide the movable portion (14a ₁ ). The releasing means (14a) is located near both side plates (c ₁ ) (c ₂ ) of the assembly tray which is vertically dropped at the lower end of the drop passage (a in FIG. 7).

Next, when the slide cylinder (14b ₃ ) is extended, the release means (14b) slides to the front side and the deployment hook (2
0) is brought into contact with the upper surfaces of the side plates (c ₁ ) (c ₂ ).

At this time, the claw piece (19c) at the tip of the release piece (19) is attached to the side plates (c ₁ ) (c
_It is located in front of the claw piece insertion hole (d ₂ ) of ₂ ) (b, c in FIG. 7).

Then, the rotating cylinder (21) contracts to release the release piece.
The (19) rotates about the rotation shaft (19b), the claw piece (19c) is inserted into the claw piece insertion hole (d ₂ ), and the flap (c ₃ ) is pressed inward, so that the hooking piece (c 3 ₄ ) The hook is released, and the wrap (c ₃ ) is expanded to the outside by pulling the deployment hook (20) to the outside while being in contact with the tips of the side plates (c ₁ ) and (c ₂ ). (D and e in FIG. 7).

After that, when the movable cylinder contracts, the releasing means (14b) moves away from the side plates (c ₁ ) (c ₂ ) while still rotating. Further, the claw piece (19c) is pulled out from the claw piece insertion hole (d ₂ ) to the outside, and at the same time, the deployment hook (20) is fixed to the side plate (c ₁ ).
Since the tip of (c ₂ ) moves backward while pushing out, the hook (2
The flap (c ₃ ) is folded into pieces (b ₄ ) by the frictional force of (0).
It is pulled out so that it rides on the edge of (Fig. 7, e).

Also, the contraction of the movable cylinder has ended, and the release means (14b)
When is returned to its original position, the slide cylinder (14b ₃ ) contracts, the rotary cylinder (21) extends, and the swiveling release means (14b) returns to its original state (f in FIG. 7).

Then, when the assembly tray (a) is expanded, the rear support plate
The rotation cylinder (not shown) provided on the rotation shaft (12a) causes the rotation shaft (12) to rotate upward to a horizontal state and release its holding.

Then, the pressing plate (15a) holding the assembly tray (a) in between.
When the cylinder (15b) is extended, the upper part of the tray (a) is pushed forward above the back surface (b) of the tray, so that the side plate (b ₂ ) of the assembly tray (a) is fixed by the holding plate (16) and the transfer device (E ) Be laid on top.

Further, pressing plate (15a) is facing a Ri floating of the side plate to the begin pressing the assembly tray (a) is engaged in the later-described Chienpussha (23) is securely side plates (b ₂₎ (b ₂₎ deep.

The transfer device (E) is for transferring the expanded assembly tray (a) to the discharge device (F), and is composed of a transfer conveyor (22), a flap guide piece (25), and a floor plate (24). .

A pair of transfer conveyors (22) are provided below the floor plate (24) with an interval slightly narrower than the long side of the assembly tray (a).

In addition, the floor plate (24) above the transfer conveyor (22) has an opening (3
0a) is provided, and a chain pusher (23) is provided so as to project from the opening (30a).

The chain pushers (23) are mounted on the transfer conveyor (22) at three equal intervals, and the conveyor (22) moves to move the assembly tray (a) from the rear part to the front part of the floor plate (24). Transfer to the discharge device (F) side.

The flap guide pieces (25) are the side plates (c ₁ ) (c ₁ )
It is for expanding the flap (c ₃ ) of ₂ ) to the outside, and is inserted under the flap (c ₃ ) when the assembly tray (a) falls down.

Thus, the assembly tray (a) laid down on the floor plate (24) of the transfer device (E) is moved to the discharge device (F) side with the chain pusher (23) hooked at the rear end. The flap guide piece (25) expands the flap (c ₃ ) to the outside so that the flap (c ₃ ) is developed into a single plate to form a development tray.

(25a) is a presser bar so that the flap (c ₃₎ which is expanded outwardly by flaps guide piece (25) and the insertion piece (b ₃₎ does not return again based.

The discharge device (F) has an auxiliary transfer mechanism (26), a push-down mechanism (27),
It is composed of a lifting mechanism (28).

The auxiliary transfer mechanism (26) is for transferring the expansion tray transferred to the front end of the floor plate (24) of the transfer device (E) to the side of the push-down mechanism (27), and is located at the front end of the floor plate (24). Board (26
a) and a cylinder (26b) provided in the middle leg frame (n), which are connected by a parallel link (26c) suspended from the upper part of the leg frame (n).

Thus, the development tray is a transfer plate (26a) hooked at the rear end.
Is moved in parallel by the extension of the cylinder (26b) and is transferred to the push-down mechanism (27) side.

The push-down mechanism (27) is composed of a movable base (29) and an adsorber (31).

The movable base (29) is provided with a chain (32) horizontally installed on both sides of the central leg frame (n) and the front leg frame (s), and a long plate (33a) installed on the upper surface of the chain (32). And a pedestal (33) formed in this way. The pedestal (33) is for mounting the development tray,
Normally, it is located on the upper surface of the chain (32), but it is moved to the outside by the rotation of the chain (32) and the expansion tray is pushed down to the center of the movable table (29) to the lifting mechanism (28). ) Is formed.

The suction device (31) is located above the push-down port (34) and is located on the base.
(33) The upper tray is attracted and pushed down by the lifting mechanism (28), and is composed of a plurality of vacuum cups (31a) and a cylinder (31b) that moves the vacuum cups (31a) up and down. .

Then, the movable table is moved by the transfer plate (26a) of the auxiliary transfer mechanism (26).
In the expansion tray placed on (29), the suction device (31) descends and is sucked and held by the vacuum cup (31a), and the chain (32) rotates to move the pedestal (33) to both sides. It is pushed down toward the elevating mechanism (28) from the pushing port (34) formed by moving.

The lifting mechanism (28) is a transfer table provided below the central portion of the push-down port (34).
(35), and an elevator (36) provided on both sides of the transfer table (35),
It comprises a transfer pusher (37) provided at the rear of the transfer table (35).

The elevating table (36) is lowered one by one from the vicinity of the lower part of the chain (32) by the thickness of the tray until the predetermined number of stacking trays is reached every time the lowering mechanism (27) pushes down the developing trays. repeat.

Then, when the number of stacked trays reaches a predetermined number, the tray is further lowered to the height of the transfer table (35), where the transfer pusher is placed.
It is discharged from the dismantling device (A) by the advance of (37).

Reference numeral (36a) is a roller for the lift table (36), and reference numeral (38) is a roller for the transfer table (35).

[Brief description of drawings]

1 is a partially cutaway side view of the present invention, FIG. 2 is a plan view of the same,
FIG. 3 is a perspective view showing a moving process, FIG. 4 is an enlarged plan view of the unfolding device, FIG. 5 is an enlarged side view of the same, and FIG. 6 is I of FIG.
FIG. 7 is a cross-sectional view taken along the line I, FIG. 7 is a plan view showing an operating process of the unfolding mechanism, and FIG. 8 is a perspective view of the assembly tray. In the figure, (A): dismantling device of assembly tray (B): transport device, (C): drop passage (D): developing device, (E): transfer device (a): assembly tray, (a ') : opening _(b 2): the one side plate of the long side _{(c 1) (c 2)} : both side plates of the short sides _(c 3): flap, _(c 4): locking piece (d): the back plate (D ₁ ): Hook, (M): Machine frame (1): Conveyor, (7): Guide plate (8): Stopper, (13): Fixing mechanism (14): Deploying mechanism, (15) : Falling mechanism (22): Transfer conveyor (25): Shows the flap guide pieces, respectively.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (56) Bibliography Sho 51-143623 (JP, U) JP 57-2578 (JP, B2) JP 62-9020 (JP, B2) JP 58- 22906 (JP, Y2)

Claims (1)

[Claims] 1. A top plate having an opening portion, one side plate on the long side is developed, and flaps on both side plates on the short side are folded inward, and a hooking piece at the tip thereof is attached to a back plate. A disassembling device for an assembly tray, which is assembled and formed by being hooked on an opened hooking port, wherein a machine frame is provided with a carrier device, a drop passage, a spreading device and a transfer device, the carrier device being an upper part of the machine frame. The transport tray is provided in the front side of the non-deployment side plate and transports the assembly tray with the opening facing downward to the drop passage, and the drop passage is formed in front of the transport device. When the assembly tray conveyed by the conveyor drops with the front side plate facing downward, a guide plate that supports and guides both side plates and the back plate on the short side, and an assembly tray that appears and falls in the middle of the passage are dropped. It is composed of a stopper that holds the Location is provided at the lower end of the falling passage, a fixing mechanism for fixing and holding the assembly tray dropped,
With the assembly tray fixed by the fixing mechanism, the flap hooking pieces on both side plates on the short side are removed, and the side plates from which the flap hooking pieces have been removed are expanded to the outside and the both side plates. And a transfer mechanism that pushes down the assembly tray expanded to the transfer device side, the transfer device being provided in front of the drop passage and transferring the assembly tray expanded and pushed down by the expansion device. A disassembling apparatus for an assembly tray, which comprises: a flap guide piece that is provided on the transfer conveyor and that expands the flaps on both side plates of the assembly tray that are transferred by the conveyor.