JP2502215Y2 - Hanger transfer device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for transferring hangers between transfer lines in a transfer system for transferring hangers on which goods are hung.

[0002]

2. Description of the Related Art Conventionally, in a transport system for transporting hangers on which goods are suspended, transfer of hangers between transport lines is usually performed manually.

[0003]

However, the transfer of such a hanger has a problem that it takes time and effort.

[0004]

DISCLOSURE OF THE INVENTION The present invention provides a hanger transport chain that hangs a hanger for traveling, a transport trolley that travels above the hanger transport chain in parallel to the running direction of the chain, and the hanger transport chain. and a transfer hook for transferring the hanger on the hanger conveyor chain and lifting between the chain and the transport trolley to the transport trolley, hanger hanging down the transport trolley
With a hanger suspension hook that is biased to close
The bottom of the hook by pushing it in from below the hanger.
Forming an engagement guide surface having a cam surface for releasing the lock,
Lifting the hanger that is bent at the lower end of the transfer hook
Provide an edge and hold the hanger on the chain at the edge
And push up the engagement guide surface with a hanger to raise the hanger.
Hang the hanger on the hanging hook and attach the hanger to the chain.
The above-mentioned problem is solved by a device for suspending and transferring to a transport trolley .

[0005]

The hanger sent from another line is transferred to the hanger transfer chain by some means and is transferred by the hanger transfer chain. When the hanger is conveyed to a position facing the transfer hook, the hanger is hooked on the transfer hook that moves up and down and transferred to the transfer trolley. The transport trolley that has received the hanger transports the hanger to the next line.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. Hanger product automatic sorting system 20 (see Fig. 2)
Is a system that can automatically sort products while they are hung on the hanger 21. The hanger product automatic sorting system 20 includes a carry-in trolley 22, a transport trolley 23, a hanger unloading transfer device 24, a hanger traveling means 25, a hanger transfer device 26, a transfer trolley loading device 27, and a sorting line 28. It consists of and.

As shown in FIGS. 3 and 4, the carry-in trolley 22 has a carry-in rail 30 or transfer rails 31, 31 (see FIG. 2).
A pair of front and rear traveling frames 33 and 34 provided with traveling rollers 32 for traveling on rails such as rails, and the front and rear traveling frames 33 and 34 are rotatably connected and the hanger 2
1 and a hanger suspension bar 35 for suspending 1.
A plurality of protruding shafts 36 are provided on the hanger suspension bar 35 so that the front and rear positions of the suspended hanger 21 do not shift.

As shown in FIGS. 5 to 9, the transport trolley 23 includes a traveling frame 40 and a hanger suspension hook 41.
A spring (see FIG. 7) 42 and an engagement guide surface 43
And a hook release lever 44. The traveling frame 40 (see FIG. 5) includes a pair of front and rear traveling frames 47 and 48 having traveling rollers 46 and 46 traveling on the transport rail 45, and the front and rear traveling frames 47 and 48 are rotatable. And a connecting bar 49 for connecting to. A plurality of cuts 50 are formed in the connecting bar 49 at substantially equal intervals. The front traveling frame 47 is provided with a bar code 51 indicating the content of the product to be conveyed.

The hanger suspension hook 41 (see FIG. 7) is
In the hook closing direction for hanging the hanger near the notch 50
The hanger 21 is urged and pivotably provided so that the hanger 21 can be hung. The spring 42 urges the hanger suspension hook 41 to rotate in the direction of arrow A in FIG. 7, and is provided between the connecting bar 49 and the hanger suspension hook 41. The engagement guide surface 43 is formed at the lower end of the hanger suspension hook 41 and can be pushed in from below the hanger.
It is a cam surface that further opens the hook , and applies a turning force in the direction of arrow B to the hanger suspension hook 41 against the spring 42 to lower the hanger 21 to the hanger suspension hook 41 .
Ri is a surface that makes acceptance. The hook release lever 44 is
It is protrudingly provided on the hanger suspension hook 41 and protrudes from the side surface of the connecting bar 49 (see FIG. 8). Further, the hook release lever 44 abuts the notch 50, and the hanger suspension hook 41.
The rotation angle of is regulated.

[0010] suspending the hanger 21 to the transport trolley 23, the hook 52 of the hanger 21 (see FIG. 7) raised pushed from below into engagement guide surface 43 (position of FIG. 7 phantom), moving upward . Since the engagement guide surface 43 is a cam surface , the hanger suspension hook 41 moves in the direction of arrow B, that is, the flap.
The hook 52 of the hanger 21 is rotated in the unlocking direction.
After accepting the, to the first position by the spring 42
That is, the hook is returned to the closed position . As a result, the hanger 21 is suspended from the hanger suspension hook 41. The suspended hanger 21 is unloaded from the hanger suspension hook 41 by pressing the hook release lever 44 in the direction of arrow B in FIG. 7 and rotating the hanger suspension hook 41 in the direction of arrow B. The operation of the hook release lever 44 is performed by a worker or an electromagnetic solenoid 1 described later.
11 (see FIG. 23).

The hanger unloading and transferring device 24 (see FIGS. 10 to 18) is a device for unloading and transferring the hanger 21 suspended from the carry-in trolley 22 to the hanger traveling means 25. The hanger unloading and transferring device 24 is composed of a trolley traveling direction changing means 55, a trolley pull-in feeder 56, and an unloading hook 57.

The trolley traveling direction changing means 55 comprises a pair of rotating rails 58, 58. The pair of rotary rails 58, 58 are approximately 90 by air or hydraulic cylinders, electromagnetic solenoids, motors (all not shown), etc.
It is a short rail for turning and connecting that rotates once. This rotary rail 58 suspends a plurality of hangers 21 and
A pair of parallel transfer rails 31 that intersect the carry-in trolley 22 traveling on the carry-in rail 30 of the book,
It has a function to switch to 31.

The trolley pull-in feeder 56 pulls in the carry-in trolley 22 on the pair of rotary rails 58, 58 onto the pair of transfer rails 31, 31, and the storage rail 60 connected to the extension line of the transfer rails 31, 31. , 60 (see FIG. 10), and has a pair of chains 61, 61 that move in a circulating manner, and a claw 62 provided on the chain 61. Below the pair of transfer rails 31, 31, a hanger traveling means 25 described later is installed. The unloading hook 57 (see FIG. 12) has a lower end bent into a J shape, and is lifted up and down and left and right (up and down in FIG. 12 in FIG. 12) by air or a hydraulic cylinder, an electromagnetic solenoid, a motor (all are not shown), etc. It is a plate-like member that moves in the left-right direction).

Next, the operation of the hanger unloading and transferring device 24 will be described. The carry-in trolley 22 traveling on the carry-in rail 30 is turned sideways by the trolley retracting feeder 56 after the direction of the pair of front and rear traveling frames 33 and 34 is changed by the trolley traveling direction changing means 55. In a posture, it is drawn in to the pair of transfer rails 31, 31,
The transfer rails 31 and 31 are caused to travel sideways and approach the unloading hook 57. In the retracting operation, the claws 62, 62 of the trolley retracting feeder 56 are moved forward and backward by the traveling frames 33, 3.
4 is carried out by abutting.

Since the front and rear traveling frames 33, 34 are rotatably connected to the hanger suspension bar 35, the front and rear traveling frames 33, 3 are, as shown in FIG.
Only No. 4 changes its posture by about 90 degrees, and the hanger suspension bar 35 is retracted in the same posture. That is, the carry-in trolley 22 includes a pair of parallel transfer rails 31, 31.
And runs while facing the direction crossing the transfer rail 31. When the carry-in trolley 22 moves to the side of the unloading hook 57, the plurality of hangers 21 are brought into a state in which they can engage with the unloading hooks 57 that are waiting (see FIGS. 13 and 14). The unloading hook 57 rises (see FIG. 15), engages with the hook 52 of the hanger 21, and simultaneously pulls up the plurality of hangers 21 (see FIG. 16).

Since the carry-in trolley 22 continues to travel as it is, the hanger 21 is left while being engaged with the unloading hook 57 (see FIG. 16). As a result, the hooks 52 of the plurality of hangers 21 are unloaded from the hanger suspension bar 35 of the carry-in trolley 22. At this time, the unloading hook 57 is such that the loading trolley 22 is in the horizontal direction, and the length L (see FIG. 11) of the unloading hook 57 is in front of and behind the loading trolley 22.
Since it is narrower than the distance D of 4, the front and rear traveling frames 3
It is possible to enter the space between 3, 34 and unload a plurality of hangers 21 at the same time.

The unloading hook 57 with the hanger 21 removed from the loading trolley 22 moves in the same direction as the running direction of the loading trolley 22, and the hook 52 of the hanger 21 moves right above the hanger running means 25 (FIG. 17). reference). After that, the unloading hook 57 descends, and the hook 5 of the hanger 21
2 is engaged with the hanger traveling means 25 (see FIG. 18). The hanger traveling means 25 conveys the hanger 21 received from the unloading hook 57 to the hanger transfer device 26 (see FIG. 2).

On the other hand, as shown in FIG. 10, the empty loading trolley 22 is allowed to travel on the pair of transfer rails 31, 31 by the trolley pull-in feeder 56 while being kept in the horizontal direction, and is then moved to the storage rails 60, 60. It is sent in and stored. Since the empty carry-in trolley 22 is laterally oriented, a large number of spaces are stored at close intervals. The stored empty carry-in trolley 22 is pulled out from the storage area 63 as needed. At this time, the direction of the empty loading trolley 22 is changed by the rotating trolley traveling direction changing rail 64.

The hanger traveling means 25 (see FIGS. 1, 19 and 20) is a screw conveyor in which screw-shaped blades 71 are attached around a rotary shaft 70. The hanger 21 is pushed by the wings 71 that rotate integrally with the rotating shaft 70,
Move while sliding on. In addition, the hanger traveling means 25
May be a mechanism including a rail (not shown) for guiding the hanger and a chain (not shown) for traveling the hanger.

The hanger transfer device 26 (see FIG. 1) is used to transfer the hanger 2 from the hanger traveling means 25 to the transport trolley 23.
1 is a device for transferring. This hanger transfer device 26
Is a hanger introducing mechanism 72, a hanger constant-pitch alignment chain (hanger carrier chain) 73, and a transfer hook 7
4 and a transport trolley stop mechanism 86.

Hanger introduction mechanism (see FIGS. 19 and 20)
Reference numeral 72 is composed of a descending slope introduction chute 75 connected to the end of the rotary shaft 70 of the hanger traveling means 25, and cams 78, 78 provided on the shaft 77 of the sprocket 76 of the hanger constant pitch alignment chain 73. There is. The hanger constant-pitch alignment chain 73 (see FIG. 1) is circulated and moved by a sprocket 76, and has a pair of protrusions at substantially the same intervals as the intervals of the hanger suspension hooks 41 of the transport trolley 23. 79, 79 (FIGS. 19 and 2)
(See 0) are provided in plural sets. Transfer hook 74 (see FIG. 1) is bent obtained hangers on retention in a J-shape at the lower end
A barb is formed and can be moved up and down by air or a hydraulic cylinder, an electromagnetic solenoid, a motor (all not shown), or the like. The hanger constant-pitch alignment chain 73, the transfer hook 74, and the transport rails 45 of the transport trolley 23 are parallel to each other.

The transport trolley stopping mechanism 86 is a chain 191 different from the chain 91 of the sorting line 28 described later.
Of the pair of dogs 192, 192 provided on the rear side of the dog 192, a pin 87 protruding from the rear dog 192, an operating piece 88 that abuts on the pin 87 and tilts the rear dog 192 by scooping, and an operating piece. Plunger 89 for raising and lowering 88
And a stopper 90. The operating piece 88 is normally pulled up above the pin 177 so as not to contact the pin 87. A pair of operating piece 88 and plunger 89 are provided.

Next, the operation of the hanger transfer device 26 will be described. The hanger 21 sent by the hanger traveling means 25 has an introduction chute 75 (see FIGS. 19 and 20).
Claws 85 and 8 of cams 78 and 78 that slide down and rotate
5, the hanger constant pitch alignment chain 73
Sent to. Rotation of the claw 85 and a pair of protrusions 79, 7
The hanger 21 is moved between the pair of protrusions 79, 79 at the same timing as the movement of 9. In this way
Hanger 2 sent by hanger traveling means 25
1 is sequentially sent to the hanger constant pitch alignment chain 73.

On the other hand, the operating piece 88 (see FIG. 1) is lowered by the plunger 89, and the dog 192 at the rear of the pair of docks 192, 192 sandwiching the front traveling frame 47 of the transport trolley 23 is tilted upward. Then, the engagement with the front traveling frame 47 is released. Also, the stopper 90 projects. As a result, the transport trolley 23 is stopped. While the transport trolley 23 is stopped, a new pair of dogs 192 and 192 run one after another by the chain 191, but among the pair of dogs, the front dog 192 (one without the pin 87 is provided. The dog)
It comes into contact with the front and rear frames 33, 34 and tilts backward to escape. Further, the rear dog 192 is pushed upward as the lower end is scooped up by the operating piece 88 (the rear dog is brought into contact with either the front or rear traveling frame to transport the transport trolley 23, and therefore the rear dog 192 is transported backward). You can't tilt.) In this way, the pair of dogs 192 and 192 pass through the front and rear traveling frames 47 and 48, so that the transport trolley 23 can be stopped.

When the hanger 21 fed first moves to the vicinity of the left end (the left end in FIG. 1) of the transfer hook 74, the transfer hook 74 rises, and the plurality of hangers 21.
At the same time remove from the hanger constant pitch alignment chain 73,
The transfer trolley 23 is transferred and placed. The transport trolley 23 can simultaneously and mechanically receive a plurality of hangers 21 from the hanger transfer device 26, and also can directly receive hangers from an operator. There is.

Transport trolley loading device 27 (see FIG. 21)
Is a device for feeding the transport trolley 23 to the sorting line 28 in good timing, and is a U-shaped timing lever 96 that is rotatable above the inclined transport rail 451.
And an air cylinder 97 that tilts the timing lever 96, and a stopper 98 that stops the transport trolley 23 at a predetermined position.

Next, the operation of the transport trolley charging device 27 will be described. As shown in FIG. 21, the preceding transport trolley 2
3 is stopped at a predetermined position by a stopper 98, and a pair of dogs 92, 92 of the sorting line 28 described later are provided.
Timing lever 96 when waiting for the engagement of
Lowers the left end (the left side in FIG. 21) to regulate the entry of the subsequent transport trolley 23. The preceding transport trolley 23 retracts the stopper 98 and the pair of dogs 64,
When it is drawn into the sorting line 26 by the engagement of 64, the timing lever 96 rotates from the position of the solid line to the position of the imaginary line, and the transport trolley 23 that has been restricted until now.
Is allowed to enter. At this time, the right end of the timing lever 96 further restricts the entry of the subsequent transport trolley (not shown).

Sorting line 28 (see FIGS. 1, 5, 6 and 2)
3) is a barcode reader 100 and a drive chain 101 for pulling and traveling the transport trolley 23 (see FIG. 5).
And a hanger automatic sorting device 103 that automatically sorts the hangers 21 according to the sorting of the products 102 hung on the hangers 21. The drive chain 101 (see FIG. 5) includes rollers 104, 104 and a pair of dogs 92, 92, and is a chain 91 that moves circularly.
And a guide rail 107 for guiding the running of the chain 91
(See FIG. 23). A pair of dogs 92,9
The two are tilted in the direction of approaching each other.
A transport rail 45 on which the transport trolley 23 travels is laid below the guide rail 107 (see FIG. 23).
Below the transport rail 45, a guide plate 108 for preventing the transport trolley 23 from swinging is provided along the transport rail 45. It should be noted that the transport rail 45 and the chain 91 must overlap each other in FIG. 2, but they are shown in different positions to facilitate understanding of the structure.

The hanger automatic sorting device 103 (see FIG. 23) is provided with a plurality of branch chutes 109 arranged below the hanger suspension hooks 41 and hook release levers 44 of the transport trolley 23 provided for each branch chute 109. It has a hanger unloading means 110 which acts to rotate the hanger suspension hook 41. Hanger unloading means 110
(See FIG. 22) is an electromagnetic solenoid 111 and a rotating piece 11.
It is composed of 2 and. The part of the branch chute 109 directly below the transfer rail 45 is substantially parallel to the transfer rail 45, and the part apart from the transfer rail 45 is the transfer rail 4.
As it moves away from 5, it curves in a direction intersecting the transport rail 45 at a substantially right angle. That is, branch shoot 1
Reference numeral 09 is a rod-shaped member that is curved in a C shape and is inclined downward.

Next, the operation of the sorting line 28 will be described.
The transport trolley 23 sent from the transport trolley input device 27 (see FIG. 21) has a pair of dogs 92, 92.
And is made to travel on the transport rail 45 by pulling the chain 91. At the entrance of the sorting line 28 of the transport trolley 23, the bar code reader 100 (see FIG. 2) reads the content of the product. When the transport trolley 23 travels to the branch chute 109 designated according to the sorting, the electromagnetic solenoid 111 (see FIG. 22) rotates the rotating piece 112 of the electromagnetic solenoid 111 from the solid line position to the imaginary line position. Let the hook release lever 4
The hanger suspension hook 41 is rotated in the direction of arrow B in FIG. Rotation of the hanger suspension hook 41 is performed while the transport trolley 23 is running.

The hanger 21 suspended from the hanger suspension hook 41 is separated from the hanger suspension hook 41 by the rotation of the hanger suspension hook 41, and the branch chute 1
It drops onto 09 and slides down to another line due to the descending inclination of the branch chute 109. In this way, the hangers 21 suspended from the transport trolley 23 are automatically sorted and unloaded one after another on the branch chute 109. The empty transport trolley 23 is separated from the drive chain 101 of the sorting line 28, traveled by another drive chain (not shown), and travels to the hanger transfer device 26.

The transport trolley 23 is connected to the sorting line 28.
The drive source for traveling in other parts is the sorting line 28
The drive chain 101 has the same structure as the drive chain 101, but another drive chain is used. Therefore, one drive chain is provided between the hanger stockyard (not shown) in FIG. 2 and the hanger unloading transfer device 24, and the transport trolley loading device is provided from the exit of the sorting line 28 through the hanger transfer device 26. Up to 27, one drive chain is laid respectively.

However, the drive chain 10 of the sorting line 28
1 is circularly moved in a plane, but the drive chains that are circularly moved in other parts than the sorting line are circularly moved so as to overlap in the vertical direction.

Next, the hanger product automatic sorting system 20
(See FIG. 1) The overall operation will be described. The carry-in trolley 22 traveling on the carry-in rail 30 is changed in direction by about 90 degrees by the trolley traveling direction changing means 55, and then is transferred to the pair of transfer rails 31, 31 in a horizontal posture by the trolley retracting feeder 56. Pulled in and transferred rail 3
The vehicle is allowed to travel laterally over 1, 31 and approaches the unloading hook 57. When the carry-in trolley 22 moves to the side of the unloading hook 57, the plurality of hangers 21 engage with the waiting unloading hook 57.

From the loading trolley 22 to a plurality of hangers 21
The unloading hook 57, which is removed at the same time, moves in the same direction as the traveling direction of the carry-in trolley 22, and the hook 5 of the hanger 21 moves.
2 is moved right above the hanger traveling means 25 (FIG. 17).
reference). After that, the unloading hook 57 descends and the hanger 2
The hook 52 of No. 1 is engaged with the hanger traveling means 25 (see FIG. 18). The hanger traveling means 25 transfers the hanger 21 received from the unloading hook 57 to the hanger transfer device 26.
To be transported to.

The hanger 21 sent by the hanger traveling means 25 slides down the introduction chute 75 (see FIG. 1) and is sent to the hanger constant pitch alignment chain 73 by the pawls 85, 85 of the rotating cam 78. . The hangers 21 are sequentially fed into the hanger constant pitch alignment chain 73. When the hanger 21 fed first moves to the vicinity of the left end (the left end in FIG. 1) of the transfer hook 74, the transfer hook 74 rises, and a plurality of hangers 21 are simultaneously moved to the hanger constant pitch alignment chain 7.
It is removed from No. 3, and transferred to the stopped transport trolley 23. At this time, the hooks 52 (see FIGS. 7 and 9) of the hangers 21 press the engagement guide surfaces 43 of the hanger suspension hooks 41 facing each other from below and rotate the hanger suspension hooks 41. It is hung on the hanger hanging hook 41.

After that, the transport trolley 23 travels on the transport rail 45, and is loaded into the sorting line 28 by the transport trolley loading device 27. When the transport trolley 23 passes through the selected branch chute 109, the hangers 21 are sorted and unloaded on the branch chute 109 by the operation of the electromagnetic solenoid 111. All the hangers 21 are sorted and unloaded, and the emptied transport trolley 23 cyclically moves and receives a new hanger 21 at the hanger transfer device 26.

In this way, the products hung on the hangers are conveyed up to the sorting line 28 by the carry-in trolley 22 having a simple structure, and at the sorting line 28 by the transfer trolley 23 having a structure that facilitates automatic sorting. Finally, the hanger automatic sorting device 103 automatically sorts.

Although a plurality of hangers are suspended from the carry-in trolley 22 and the transport trolley 23, only one hanger may be suspended. Also, the hanger transfer device may be configured to transfer only one hanger.

[0040]

Effects of the invention] According to the hanger transfer device of the present invention, Ha
It is installed on a transport trolley that travels above the swinger transport chain.
There is a hook release cam surface at the lower end of the hanging hanger
Engaging guide surface is formed, and the transfer hook is placed from below the guide surface.
A large number of hangers suspended on the hook are simultaneously suspended on the hook.
Since it can be transferred, transfer of the hanger between the transfer chain and the transfer trolley can be performed only by the vertical movement of the transfer hook.
The transfer hook operating mechanism is
It is simple and easy, and the ease of transfer work can be increased.
However , the transfer operation can be automated and the transfer efficiency of the hanger can be improved.

[Brief description of drawings]

FIG. 1 is a perspective view of a hanger transfer device according to the present invention.

FIG. 2 is a schematic plan view of an automatic hanger product sorting system including the hanger transfer device of the present invention.

FIG. 3 is a front view of a carry-in trolley.

FIG. 4 is a left side view of FIG.

FIG. 5 is a front view of a transport trolley.

FIG. 6 is a right side view of FIG.

FIG. 7 is an enlarged view of the vicinity of a hanger suspension hook.

8 is a cross-sectional view taken along the line 8-8 of FIG.

9 is an operation diagram of the hanger suspension hook of FIG. 7. FIG.

10 is a schematic perspective view of the hanger unloading and transferring device in FIG.

11 is a plan view of the hanger unloading transfer device of FIG.

FIG. 12 is a front view of FIG. 11.

13 is an operation explanatory view of the hanger unloading transfer device of FIG.

14 is an operation explanatory view of the hanger unloading transfer device of FIG.

FIG. 15 is an operation explanatory view of the hanger unloading transfer device of FIG.

16 is an operation explanatory view of the hanger unloading transfer device of FIG.

17 is an operation explanatory view of the hanger unloading transfer device of FIG.

18 is an operation explanatory view of the hanger unloading transfer device of FIG.

FIG. 19 is a partially enlarged perspective view of the hanger transfer device.

FIG. 20 is a plan view of FIG.

FIG. 21 is a schematic front view of the transport trolley charging device.

FIG. 22 is a diagram illustrating the operation of the electromagnetic solenoid.

FIG. 23 is a perspective view of an automatic hanger sorting device.

[Explanation of symbols]

21 Hanger 23 Transport Trolley 25 Hanger Traveling Means 26 Hanger Transfer Device 73 Hanger Constant Pitch Aligned Chain (Hanger Transfer Chain) 74 Transfer Hook

Claims (1)

(57) [Scope of utility model registration request] 1. A hanger transport chain for suspending and traveling a hanger, and a hanger transport chain above the hanger transport chain .
It has had a transport trolley running parallel to relative running direction of the chain, and a transfer hook for transferring the hanger on the hanger conveyor chain and lifting between the hanger conveyor chain and the transport trolley to the transport trolley , The carrying
Hanger biased to the trolley to suspend the hanger in the hanging direction
-Provide a hanging hook and attach a hanger to the lower end of the hook.
The cam surface that releases the hook by pushing it in from below.
Forming an engaging guide surface and folding it at the lower end of the transfer hook.
A curved hanger lifting edge is provided at the edge
Lift up the hanger on the chain and attach the engagement guide surface.
Lift up with a hanger and hang the hanger on the hanging hook.
And hang the hanger from the chain on the transport trolley.
Transfer device.