JPH1149341A - Loading device for hanger goods sorting trolley - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a loading device for hanger goods sorting trolley, which can preclude each item from swinging when it is loaded on the sorting trolley and can engage each hook for goods certainly with one hanging piece of the trolley. SOLUTION: A loading device for a hanger goods sorting trolley is equipped with a loading conveyor 9, which transports each item W of goods to the facing position to one hanging piece 7 of the sorting trolley stopping in the loading position, and a plurality of grasping units 10 which are fitted with a pair of pawls 22 opening and closing in the transporting direction of the conveyor 9 and can advance and retreat in the direction aslant up and down approx. perpendicular to the traveling path of the trolley, whereby a hook F is grasped by the pawls 22 and lifted from the hook holding part 12 of the conveyor 9, followed by hand-over to the applicable hanging piece of the trolley.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for sorting hangers on a sorting trolley.

[0002]

2. Description of the Related Art Conventionally, as a device for loading hanger goods on a sorting trolley (hereinafter referred to as a loading device), for example, a structure described in Japanese Utility Model Publication No. 6-72973 is known.

[0003] In the above-mentioned publication, independent hangers are provided corresponding to a large number of releasable hanger provided on a sorting trolley so that a hanger product can be selectively unloaded to a target sorting position. A plurality of transfer hooks, which are driven up and down, are used.Hanger product hooks are lifted by the respective transfer hooks from transfer means for hanging and transferring the hanger products, and individually transferred to the respective hanging tools of the sorting trolley. I am trying to put it.

[0004]

Problems to be Solved by the Invention
In the loading device described in Japanese Patent No. 2973,
The transfer hook rises by hooking the tip of the hook of the hanger product, and the hook of the hanger product is engaged with the hanging device by pushing up the open cam surface of the hanging device of the sorting trolley by the hook and opening the hanging device. Hanger products are transferred from the transportation means to the sorting trolley.

[0005] Therefore, if the direction of the hook changes due to the swing of the hanger product while the transfer hook is being lifted, the transfer operation of the hook of the hanger product to the hanging tool of the sorting trolley interferes, and the hanger product falls off. There was fear.

Therefore, the present invention solves the above-mentioned problem, and can prevent swinging of a hanger product when loading on a sorting trolley, and securely engage a hook of a hanger product with a hanging tool of the sorting trolley. It is an object of the present invention to provide a loading device for a trolley for sorting hangers, which is capable of sorting items.

[0007]

In order to achieve the above object, a loading device for a hanger goods sorting trolley according to the present invention is capable of being opened and closed to engage with the hook by pushing up an open cam surface on a hook upper surface of the hanger goods. An apparatus for loading a hanger product on a hanger product sorting trolley in which a plurality of hanging tools are arranged in a traveling direction, the hanger product sorting trolley being installed diagonally below a loading position of a traveling route of the hanger product sorting trolley,
Hook holding portions for individually holding hooks of the hanger goods are provided at intervals substantially equal to the arrangement interval of the hanger, and the hanger goods sorting trolley stopped at the loading position travels to a position facing each hanger. A loading conveyor that transports a hanger product in parallel with the traveling route with the hook tip directed diagonally downward on the opposite side to the route side, and a pair of gripping claws that open and close in the transport direction of the loading conveyor, and stop at the loading position. A plurality of gripping units provided to be able to advance and retreat in oblique vertical directions substantially orthogonal to the traveling path at positions facing the respective hanging tools of the hanger product sorting trolley.

[0008] Each of the gripping units is moved forward diagonally downward, grips the hook of the hanger product held on the hook holding portion of the loading conveyor with the gripping claws, and lifts the hanger product by retreating diagonally upward. Then, the open cam surface of the hanger of the hanger product sorting trolley stopped at the loading position on the hook upper surface of the hanger product is pushed up to engage the hook with the hanger.

[0009]

[Function] A hanger product to be loaded on the hanger product sorting trolley is loaded to a position opposed to each hanger of the hanger product sorting trolley stopped at the loading position, with its hook held by each hook holding portion of the loading conveyor. Conveyed by conveyor.

Next, each of the gripping units that have moved forward diagonally downwards grips the hook of the hanger product held on the hook holding portion with a pair of gripping claws from the front and rear in the transport direction of the loading conveyor. At this time, even when the stop position in the transport direction of the hook of the hanger product is slightly displaced from the position of each hanging tool of the sorting trolley, the position of the pair of gripping claws when gripping the hook from both sides is determined. The gap is corrected.

Next, each gripping unit moves obliquely upward and lifts the hook from the hook holding portion, pushes up the open cam surface of the hanging device on the upper surface of each hook and releases the hook to release the hook of the hanger product to the hanging device. Engage.

Further, when the hooks of the hanger goods are opened by opening the respective transport claws, the hooks are transferred to the hanging tools of the sorting trolley. After the loading operation is completed, each gripping unit is moved to a position that does not hinder the traveling of the sorting trolley, and then the sorting trolley on which the hanger product is mounted is sent from the loading position to the designated sorting position.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic plan view of a hanger product automatic transfer line including a loading device of the present invention. The loading device 1 is a hanger product transport trolley (not shown) that runs on a transport rail 2 (hereinafter simply referred to as a transport trolley). The hanger product having the structure shown in FIG. 2 which takes in the hanger product unloaded from the transport trolley by the unloader 3 at the unloading position X via the hanger product separation device 4 and travels on another transport rail 5. Sorting trolley (hereinafter, simply referred to as sorting trolley) 6
At the loading position Y to the hanging tool 7 provided at the position.

Although not shown, the transport trolley has a hook hanging bar at its lower part which is directed in the transport direction. When the vehicle travels while being frictionally driven by the trolley drive belt 8 provided in the vehicle and passes through the unloading position X, the hook of the hanger product is continuously removed to the side from the hook hanging bar by the unloading device 3. You.

The hanger goods separating device 4 has a screw for hanging and transferring a hook of the hanger goods unloaded from the transport trolley by the unloading device 3, and is continuously sent out from the unloading device 3. The distance between the hanger goods is increased while the hanger goods are conveyed downstream by the screw, and the overlap of the hooks between adjacent hooks of the hanger goods is removed during the conveyance.

A short inclined rail (not shown) is provided downstream of the hanger product separation device 4 in the transport direction, and the transport timing of the hanger products sliding down the gate is controlled by a gate mechanism in the middle of the rail, and the interval is one by one. It is supplied to the loading device 1 after being emptied.

Next, the loading device 1 will be described in detail.
As shown in FIG. 3, the loading device 1 includes a loading conveyor 9 provided on one side of the traveling path of the sorting trolley 6, and a plurality of grip units 10 provided on the other side.

The sorting trolley 6 is driven by a trolley driving belt 11 similar to the transport trolley and travels on the transport rail 5 so that it can be positioned and stopped at the loading position for loading a hanger product. It has become.

As shown in FIG. 4, the load conveyor 9 is described above.
Are arranged at intervals substantially equal to the attachment intervals of the hanging members 7 provided on the sorting trolley 6 shown in FIG.
Has an endless chain 13 provided with a hook holding portion 12 for mounting and holding the hook F. The endless chain 13 moves in a horizontal plane at a feed pitch equal to a mounting interval between the hook holding portions 12. It is configured to be intermittently driven for circulation.

The chain 13 is disposed in a tubular chain guide 14 having an upper end formed with a continuous opening 14A in the longitudinal direction. The hook F is placed on a V-shaped support surface formed on the upper surface of the hook holding portion 12 protruding upward from the opening 14A, and the hanger product W can be transported.

The hanger merchandise W is sent from the hanger merchandise separating apparatus 4 shown in FIG. 1 to the upstream end of the outgoing side traveling portion of the chain 13 along the traveling path of the sorting trolley 6,
The hook F of each hanger product W is the hook holding part 1
With the intermittent movement of the two, they are placed on the hook holding part 12 one by one. At this time, each hook F is placed on the hook holding part 12 with its tip directed obliquely downward on the opposite side of the traveling path of the sorting trolley 6.

Although not shown, the hook holding portion 1
The gate mechanism provided between the hanger article separation device 4 and the loading conveyor 9 is opened and closed in accordance with the timing of the intermittent movement 2, and the hanger article W is reliably supplied to the hook holding section 12 of the transport conveyor 9. Like that.

As shown in FIG. 3, a horizontal moving frame 17 is provided via a linear guide mechanism 16 on the lower surface of a horizontal support frame 15 which supports the transport rail 5 on which the sorting trolley 6 travels and the load conveyor 9 described above. The sorting trolley 6 is supported by the air cylinder 18 and driven in a horizontal direction orthogonal to the traveling path of the sorting trolley 6.

On the side of the horizontal moving frame 17 facing the traveling path of the sorting trolley 6, a gripping unit supporting portion 17A which is inclined obliquely downward is formed, and a plurality of gripping units 10 are supported here. These gripping units 10
Are arranged at equal intervals in the width direction of the gripping unit supporting portions 17A as shown in FIG. 5, and the mutual intervals are set to be equal to the mounting intervals of the hanging members 7 provided on the sorting trolley 6. .

As shown in FIG. 4, each gripping unit 10 is slidably supported on a gripping unit supporting portion 17A via a linear guide mechanism 19 in an oblique vertical direction perpendicular to the traveling path of the sorting trolley 6. The gripper includes a mounting portion 21 driven forward and backward by the air cylinder 20, and a gripping claw support portion 24 to which a pair of gripping claws 22 and an air cylinder 23 that opens and closes the gripping claws 22 are mounted. The gripping claw support portion 24 is connected to the mounting portion 21 so as to be slidable in the up-down direction, and is supported by floating via a floating spring 25.

FIG. 6 is a view showing the opening / closing operation of the pair of gripping claws 22.
4 is rotatably mounted in a horizontal plane with a shaft pin P1 in the horizontal plane, and the distal end of a rod 23A of the air cylinder 23 and each gripping claw 22 are connected by links L1 and L2.

Then, as shown in FIG.
Is retracted, the distal ends of the pair of gripping claws 22 are opened to both sides via the links L1 and L2, and when the rod 23A is extended as shown in FIG. As shown in FIG. 4, the hooks F of the hanger goods W conveyed by the loading conveyor 9 are gripped from both sides. In addition, a soft rubber material R is fitted into each of opposing surfaces of the pair of gripping claws 22 so that the gripped hook F can be gripped reliably.

Each of the gripping units 10 is configured to be independently driven in a diagonal up and down direction by a corresponding air cylinder 20. When the gripping units 10 are lifted upward, the contact surfaces of the respective mounting portions 21 are brought into contact with each other. The distal end of 21A fixed to the gripping unit support 17A comes into contact with a rubber buffer stopper 26 to stop the buffer.

Next, the operation of the loading device 1 will be described. As shown in FIG. 3, in a state where the horizontal moving frame 17 is retracted to a position away from the traveling path of the sorting trolley 6 and all the gripping units 10 are diagonally lowered,
The empty sorting trolley 6 on which the hanger goods W are loaded travels on the transport rail 5 and stops at the loading position.
At this time, the gripping claws 2 of each gripping unit 10 are used.
2 is open.

On the other hand, the hanger product separation device 4 shown in FIG.
The hanger products W separated one by one are sent forward with the respective hooks F suspended in sequence on the hook holding portion 12 on the outgoing side of the endless chain 13. Then, the hook F of the hanger product W of the leading product is advanced to a position facing diagonally below the hanging member 7 at the leading position in the traveling direction of the sorting trolley 6 stopped at the previously described loading position Y, and the endless chain 13 is moved. Stop.

At this time, the hooks F of the hanger goods W placed on the hook holding brackets 12 are arranged so as to face all the hanging members 7 of the sorting trolley 6 respectively.
In a line in parallel with the traveling route of the vehicle.

Next, when the horizontal moving frame 17 is advanced by the air cylinder 18, each pair of the gripping claws 22 is positioned at the position shown in FIG. When these gripping claws 22 are closed by the air cylinder 23,
The hook F is gripped by the gripping claws 22 on both sides.

In the present embodiment, each gripping claw 22
As shown in FIG. 4, in order to securely grip the hook F, a predetermined peripheral length below the curved portion of the hook F is gripped, and the front end upper surface 22A is cut obliquely. By doing so, interference with the chain guide 14 is prevented.

Next, when the respective air cylinders 20 are operated from the position shown in FIG. 4 to simultaneously move all the gripping units 10 obliquely upward, the upper ends of the hooks F gripped between the pair of gripping claws 22 are raised. Pressing the open cam surface 7A of the hanging tool 7 of the sorting trolley 6 opens the hanging tool 7, and furthermore, each gripping unit 10 moves until the contact surface 21A of the mounting portion 21 hits the buffer stopper 26 shown in FIGS. Then, the hook F is disengaged from the open cam surface 7A, and the hanging tool 7 is closed again. Here, when the pair of gripping claws 22 are opened, the hooks F of the hanger goods W are held by the respective hanging members 7 of the sorting trolley 6.

In this embodiment, since the gripping claw support portion 24 is floatingly supported by the floating spring 25 with respect to the mounting portion 21, the impact when the hook F strikes the open cam surface 7A is buffered, When the hanging member 7 is made of resin, it can be prevented from being damaged by an impact.

Thereafter, the horizontal moving frame 17 is retracted, and then the gripping unit 10 is moved down obliquely to
After the return to the position, the sorting trolley 5 on which the loading of the hanger goods W is completed is sent out to a downstream sorting position (not shown).

In the above-described embodiment, the plurality of gripping units 10 are independently moved in the oblique vertical direction so that the loading operation can be reliably performed even when the number of hanger products W loaded on the sorting trolley 6 is large. Although it is configured freely,
When the weight of the hanger product W to be handled is light, or when the rigidity of the portion that guides and supports the gripping unit 10 in the oblique vertical direction can be increased, these gripping units 10 are connected to a single air having a large driving force. The driving may be performed integrally by using a driving source such as a cylinder.

In this embodiment, the horizontal movement frame 1
7, the gripping unit 10 has a structure that can be horizontally approached and separated from the traveling path of the sorting trolley 6.
When the gripping unit 10 can be retracted to a position that avoids interference with the sorting trolley 6 and the loading conveyor 9 only by moving the gripping unit 10 obliquely up and down, there is no need to use the horizontal moving frame 17.

Further, in this embodiment, the endless chain 13 which is intermittently driven by the loading conveyor is used. However, the positioning of the hook holding portion 12 can be stopped with high accuracy. If it does not interfere with the receiving operation, a device driven continuously may be used.

[0040]

As described above, according to the loading device for trolleys for sorting hangers of the present invention, the hooks of the hangers placed on the hook holding portions of the loading conveyor are gripped from both sides in the conveying direction of the loading conveyor. Since the pair of gripping claws of the unit grip the product and lift it up and deliver it to the hanging device of the sorting trolley, the stop position of the hook of the hanger product placed on the hook holding unit is stopped at the loading position. Even if the hooks do not face each other exactly in the vertical direction, the gap between the holding operation of the pair of holding claws is corrected, and while the hook is hung on the corresponding hook, these Since the swing and rotation are prevented by the gripping claws, the hanger products can be surely sorted and loaded on the trolley.

[Brief description of the drawings]

FIG. 1 is a schematic plan view of a hanger product automatic transfer line including a loading device of the present invention.

FIG. 2 is a side view of a hanger product sorting trolley.

FIG. 3 is a view of the loading device of the present invention as viewed from a traveling direction of a sorting trolley.

FIG. 4 is a diagram showing a main structure of a loading device of the present invention.

FIG. 5 is a view of the grip unit as viewed from a loading conveyor side.

FIGS. 6A and 6B are plan views of the gripping claws, in which FIG. 6A shows a state in which the gripping claws are opened, and FIG. 6B shows a state in which the gripping claws grip a hook of a hanger product.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Loading device 6 Sorting trolley 7 Hanging tool 9 Loading conveyor 10 Gripping unit 12 Hook holding part 22 Gripping claw

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Toshio Kobe 4-17-96, Tsurumi, Tsurumi-ku, Osaka-shi, Osaka Inside Tsubakimoto Chain Co., Ltd.

Claims (1)

[Claims] A hanger product is loaded on a hanger product sorting trolley in which a plurality of openable and closable suspenders that are opened and engaged with the hooks are arranged in the running direction by pushing up an open cam surface on a hook upper surface of the hanger product. An apparatus, wherein a hook holding portion that is installed diagonally below a loading position of a traveling route of the hanger product sorting trolley and that individually holds hooks of hanger products is provided at an interval substantially equal to the arrangement interval of the hanger. A loading conveyor that conveys the hanger products in parallel with the traveling path, with the hook tips facing diagonally downward on the opposite side of the traveling path to a position facing each of the hanger product sorting trolleys stopped at the loading position, and A hanger product sorting trolley having a pair of gripping claws that open and close in the transport direction of the load conveyor and stopped at the loading position. And a plurality of gripping units provided retractably obliquely vertical direction substantially orthogonal to the traveling path at a position opposed to the respective the suspender, in position each of the gripping units advanced obliquely downward,
A hanger that holds the hook of the hanger product held on the hook holding portion of the loading conveyor with a gripper, lifts the hanger product by retreating diagonally upward, and stops at the loading position on the hook upper surface of the hanger product. A loading device for a hanger product sorting trolley, characterized in that the open cam surface of the hanging device of the product sorting trolley is pushed up to engage the hook with the hanging device.