JP2001114092A - Carrying device using moving body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a carrying device using a moving body formed with a level changing means in a set route by shortening the occupied route length so that the level changing means can change a level without inclining a material to be carried. SOLUTION: The moving body 10 can freely move on a constant route 5 while being supported and guided by rails 2 through guided devices 30, 40. A main body 11 of the moving body 10 is formed of plural frame bodies 12, 13, 14 relatively turnably connected to each other through a connecting device 20, and the frame body 14 is provided with a support part 50 for a material 100 to be carried. A set route part 5c of the constant route 5 is provided with a level changing means 81 for changing a level of the support part 50. The level changing means 81 has plural divided rail bodies 82, 83, 84 corresponding to each frame bodies 12-14 and relatively turnably connected to each other. The divided rail 83 corresponding to the frame body 13 is structured elevatable in a horizontal attitude.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a transfer facility using a moving body, which is used for moving a moving body for conveying a conveyed object, for example, on a fixed path on a floor side or a ceiling side.

[0002]

2. Description of the Related Art Conventionally, as a moving body of this type, for example, a configuration as disclosed in Japanese Patent Application Laid-Open No. 7-25441 has been provided. That is, the main body of the movable body (movable body) supported and guided by the rail and movable on a fixed path is formed by three frame bodies that are relatively rotatably connected via the connecting device. Each frame body is formed of a rectangular body that is long in the direction of a fixed path, and the side surface is formed as a passive surface. The intermediate frame body of the frame body is provided with a support portion for a transferred object and a guided device supported and guided by rails, and the front and rear end frame bodies are supported and guided by rails. A guided device is provided.

According to this conventional configuration, for example, in order to transfer a transferred object to the support portion or to perform various operations on the transferred object on the support portion, the level of the support portion is changed. When changing the level, a level changing path portion upward (or downward) is formed in the fixed path.

[0004]

However, according to the above-mentioned conventional structure, when forming the level change path section, the upper inclined path section and the lower inclined path section having a reasonable inclination angle with respect to the object to be conveyed on the support section. Due to the need for an inclined path section, this level-change path section has a correspondingly long path length. Therefore, the layout of the entire fixed path cannot be easily formed, and the area occupied by the transport equipment becomes large. Even though the inclination angle is more reasonable,
There is a possibility that the transferred object may be displaced due to vibration or the like, and it may not be easily employed in a path portion for supporting and transferring the transferred object.

According to the first aspect of the present invention, the level changing means can be formed by shortening the length of the occupied path in the set path part of the fixed path. It is an object of the present invention to provide a transporting equipment using a movable body, which can change the level without tilting.

[0006]

In order to achieve the above-mentioned object, according to the present invention, there is provided a transfer facility using a moving body, wherein the moving body is mounted on a rail via a plurality of guided devices. It is movable on a fixed route by being supported and guided,
The main body of the moving body is formed of a plurality of frames connected to each other via a connecting device so as to be rotatable relative to each other in a vertical direction, and at least one frame is provided with a support portion for the object to be conveyed. A level changing means for changing the level of the support portion is provided in the set path portion of the path, and the level changing means is provided with a plurality of divided units corresponding to a plurality of frame units and connected to be relatively rotatable vertically. In addition to having a rail body, a divided rail body corresponding to a frame body provided with a support portion is configured to be vertically movable in a horizontal posture.

Therefore, according to the first aspect of the present invention, the moving body which has moved while the divided rail group of the level changing means is connected to the rail in a horizontal state is separated from the rail via the guided device group. And transfer to the body,
Stop at a predetermined position. Next, the divided rail body corresponding to the frame body provided with the supporting portion is moved up and down in a horizontal posture, and the other divided rail bodies are moved up and down integrally while being relatively rotated with respect to the vertically moved divided rail body.

Thus, when the divided rail body in the horizontal posture is set to the ascending / descending limit, the divided rail body group can be in an inverted trapezoidal or trapezoidal posture. At this time, the frame group can also bend to each other to have the same posture as the divided rail group, and the bending is performed by relative rotation in the coupling device.
After the support section is positioned at the vertical limit as described above, the work of loading and unloading the transferred object to and from the support section can be performed by appropriate means. Then, the intermediate split rail body,
By performing the reverse operation while maintaining the horizontal posture, the other divided rail bodies can also be integrally operated while relatively rotating,
Thus, the divided rail body group can be returned to the posture in which it is horizontal and connected to the rails.

According to a second aspect of the present invention, there is provided a transfer facility using a moving body, wherein the moving body has a structure in which the side surface of each frame is formed on a passive surface. A feed device having a feed roller that can freely contact the feed path is provided in the fixed path. Therefore, according to the second aspect of the present invention, a moving force (running force) can be applied to the moving body by the feed rotational force by bringing the feed roller that is forcibly rotating into contact with the passive surface of the moving body.

According to a third aspect of the present invention, there is provided the transfer equipment using a moving body, wherein the moving body is provided at a lower portion of at least one frame body. It is characterized by having a section. Therefore, according to the third aspect of the present invention, it is possible to raise and lower the suspended transport type moving body with the support portion thereof being horizontal.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below.
A description will be given of a state in which the moving body is adopted in a ceiling-side traveling mode with reference to FIGS. 4 to 9 and FIG. 14, a rail 2 having a cross section I is provided on a machine frame 1 from the ceiling side. The fixed path 5 is formed by the rail 2, where the fixed path 5 is, for example, a linear main work path section 5 a in a plan view, and a curved path section 5 b from the end of the main work path section 5 a. An endless shape is formed by a linear sub-work path section (an example of a set path section) 5c that is continuous with a curved path section 5b that connects the end of the sub-work path section 5c and the start end of the main work path section 5a. Have been.

A moving body 10 supported and guided by both rails 2 and movable on a fixed path 5 is provided. This moving object 10
Has three (multiple) frame bodies 12,
13 and 14. Here, each of the frame bodies 12, 13, and 14 has a rectangular cylindrical body (a square rod-like body) that is long in the direction of the fixed path 5, a front end member integrated with the front end of the rectangular cylindrical body, and an integral body with the rear end. The body 11 is formed of a rear end member or the like, and both side surfaces of the main body 11 are formed on the passive surface 15. The front and rear surfaces of the main body 11, that is, the front surface (free end portion) of the front frame body 12 and the rear surface (free end portion) of the rear frame body 14 are in contact with each other.
Is formed.

The front frame body 12 and the intermediate frame body 1
3 and the intermediate frame 13 and the rear frame 14 are connected via a connecting device 20 so as to be relatively rotatable in the left-right direction and the up-down direction. Here, both connecting devices 20 are provided between the rear end member of the front frame body 12 and the front end member of the intermediate frame body 13 and between the rear end member of the intermediate frame body 13 and the front end member of the rear frame body 14. It is provided between them.

That is, as the connecting device 20, a longitudinal shaft 21 is attached to the front end member or the rear end member of the intermediate frame body 13.
The connecting body 22 is rotatably connected in the left-right direction via the connecting member 22, and the connecting body 22 is connected to the rear end member of the front frame body 12 and the front end member of the rear frame body 14 by the horizontal shaft 2.
A trunnion type is used, which is connected so as to be relatively rotatable in the up-down direction via a third.

The moving body 10 is supported and guided by the rail 2 via a plurality of guided devices, and is configured to be movable on the fixed path 5. At that time, the guided device includes an intermediate guided device 30 connected to the vertical shaft 21;
An end guided device 40 connected to a vertical shaft 25 provided on a front end member of the front frame body 12 and a rear end member of the rear frame body 14;
Is configured in a similar trolley format.

That is, the trolley body 31 of the intermediate guided device 30 is composed of a pair of left and right supporting plates 31A and a pair of front and rear connecting plates 31B fixed between the lower portions of the supporting plates 31A. It is configured. A pair of front and rear horizontal pins 32 are respectively provided inwardly on the upper portions of both supporting plate bodies 31A, and the inwardly protruding portions of these horizontal pins 32 are fitted to the rails 2 to support and guide. The supported roller 33 is freely rotatably mounted.

Furthermore, brackets 34 are respectively provided inwardly above and below the supporting plate members 31A and before and after the location where the horizontal pins 32 are provided. Vertical pins 35 are fixed, and guided rollers 36 that are guided in contact with the rails 2 are freely rotatably mounted on the vertical pins 35.

The intermediate guided device 30 is connected to the upper ends of the two vertical shafts 21 so as to be relatively rotatable. That is, the vertical shaft 21 is inserted between the two supporting plates 31A and between the two connecting plates 31B.
A horizontal pin 24 passed between 1A penetrates the upper end of the vertical shaft 21. Thus, the upper end of the vertical shaft 21 and the intermediate guided device 30 are connected via the horizontal pin 24 that passes through the upper end of the vertical shaft 21.

The end guided device 40 is also substantially the same as the intermediate guided device 30.
A pair of left and right support plates 41A, and these support plates 41
It comprises a plurality of cylindrical space members 41C provided between the lower part of A and a fixing tool (bolt / nut) 41B. One horizontal pin 42 is connected to the upper part of both supporting plate bodies 41A inwardly. The supported roller 43 is freely rotatably mounted.

Further, brackets 44 are respectively provided inwardly above and below the two supporting plate members 41A and before and after the place where the horizontal pin 42 is provided. Vertical pins 45 are fixed, and guided rollers 46 that are guided in contact with the rails 2 are freely rotatably mounted on the vertical pins 45.
Further, a pair of predetermined front and rear cylindrical space members 41C is provided with a floating prevention roller 47 which is opposed to the rail 2 from below and is freely rotatable.

The end guided device 40 is connected to the vertical shaft 2.
5 is connected to the upper end portion so as to be relatively rotatable. That is, the vertical shaft 25 is inserted between the two supporting plate members 41A and between the two lifting prevention rollers 47, and the horizontal pin 26 passed between the two supporting plate members 41A is connected to the vertical shaft 25.
Is penetrated to the upper end. Thereby, the connection between the upper end portion of the vertical shaft 25 and the end guided device 40 is established by the vertical shaft 25.
Through a lateral pin 26 which passes through the upper end of the slab.

The moving body 10 includes a support 50 for the object to be transported.
Is provided. That is, the frame body 12, 1
A support portion 50 for the transferred object is provided below the intermediate frame body 13 among the members 3 and 14. The support portion 50 includes a front and rear member 51 provided between the lower ends of the intermediate vertical shafts 21, a left and right arm member 53 connected to the front and rear ends of the front and rear member 51 via brackets 52, respectively.
The arm 53 includes a support 54 for the object provided at the free end of the arm 53.

In FIG. 14, a feed device 60 is provided at the start end of the main work path section 5a to apply a running force to the moving body 10 by acting on the passive surface 15. As shown in FIGS. 7, 10, and 11, the feeder 60 has a base frame 61 mounted on the upper surface of the rail 2, and a bracket 62 from the base frame 61 rotatably supports a longitudinal axis 63. ing. This vertical axis 63 has a link body 6
4 is attached, and a support member 65 is provided at the free end of the link body 64.

On the upper surface side of the support member 65, an induction motor 66 with a speed reducer, which is an example of a rotary driving device, is provided. An output shaft 67 taken out from the induction motor 66 has, for example, an outer periphery. A feed roller 68 made of urethane is fixed. Note that the induction motor 66 is configured to apply a feed rotation force A to the feed roller 68.

With the vertical axis 63 at the center, the bracket 6
An adjustable rocking and regulating member 69 in the form of a bolt and a nut is penetrated and disposed between the support member 65 and the support member 65, and a bolt is externally fitted between the bracket 62 and the support member 65. Thus, a compression spring 70 is provided. 61-
An example of the feeding device 60 is constituted by 70 and the like. Therefore, the feed device 60 causes the support member 65 and the link body 64 to swing inward around the longitudinal axis 71 by the elastic repulsive force of the compression spring 70, thereby bringing the feed roller 68 into contact with the passive surface 15. May be biased in any direction. At this time, the maximum approach position is regulated by the swing regulating tool 69.

In FIG. 14, a braking device 75 which acts on the passive surface 15 to apply a braking force to the moving body 10 is provided at the end of the main work path 5a. The braking device 75 has the same structure as that of the feed device 60, and can freely contact the passive surface 15 of the main body 11 from the side. The braking device 75 is made of, for example, urethane. It is composed of a rotation driving device 77 and the like that work in conjunction with each other to apply a feeding rotation force B to the braking roller 76.
The rotation driving device 77 is composed of a torque motor or the like, and its feed torque B is set smaller than the feed torque A of the induction motor 56, that is, A> B.

Therefore, in the main work path section 5a, a plurality of moving bodies 10 are provided between the feed device 60 and the braking device 75 without a gap between the front and rear ends thereof, ie, the front and rear contact portions. The vehicle is configured to be aligned and run in a tightly pushed state in a state where the members 16 and 17 are in considerable contact with each other. A feed device 78 similar to the feed device 60 is provided at a predetermined position of the linear sub-work path portion 5c. 12 and 13, a feeding device 79 similar to the feeding device 50 is provided in the curved path portion 5b. 12 and 13, the same components as those of the feeder 50 are denoted by the same reference numerals, and detailed description thereof will be omitted.

Here, the arrangement pattern of each device 60, 75, 78, 79 can be variously changed, and the brake device 75 and the feed devices 78, 79 may be partially or entirely omitted. . As shown in FIGS. 1 to 3 and FIG. 14, the sub-work path section 5 c, which is a set path section in the fixed path 5, is provided with a level changing means 81 for changing the level of the support section 50. I have. Here, the level changing means 81 has a plurality of divided rail bodies 82, 83, 84 corresponding to the units of the plurality of frame bodies 12, 13, 14 and connected to be relatively rotatable in the vertical direction.

That is, the divided rail members 82, 83, 84
Is shaped like a cross section I like the rail 2, and is formed with the rail 2 divided. Brackets 85 are continuously provided from the upper surfaces of the opposing ends of the divided rail bodies 82, 83, 84, and the adjacent brackets 85 are connected to each other by left and right pins 86, so that they are relatively rotated in the vertical direction. It is movably connected. At this time, the opposing surfaces of the divided rail members 82, 83, 84 are formed in a stepped shape, so that they are connected densely when they are in a horizontal straight line, so that relative rotation can be smoothly performed.

A bracket 87 is provided on the upper part of the rail 2 at the divided end face side.
7 is provided with a guide cylinder 89 rotatably via a left-right pin 88. Here, the length of the guide cylinder 89 is set to the direction along the sub-operation path portion 5c, and a sliding body 90 is slidably inserted into the guide cylinder 89 within a set range. The free end of the sliding body 90 is fixed to the ends of the divided rail bodies 82 and 84.

Of the divided rail bodies 82, 83, 84, the divided rail body 83 corresponding to the intermediate frame body 13 provided with the support portion 50 is configured to be vertically movable in a horizontal posture by an elevating device 91. . That is, a pedestal 92 supported on the ceiling side is provided above the divided rail body 83, and a rotating shaft 93 along the sub-work path 5c is disposed on the pedestal 92 via a bearing 94. ing. On the gantry 92, a motor 9 with a speed reducer and capable of driving forward and reverse freely is provided.
5 is provided, and a drive shaft 96 from the motor 95 side is connected to a rotation shaft 93 in an interlocked manner. Further, a plurality of drums 97 are provided on the rotating shaft 93, and the free ends of the wires 98 that can be wound up and out of the drums 97 are fixed to the divided rail body 83.

The operation of the above embodiment will be described below. As shown in FIG. 14, the moving body 10 fed from the curve path portion 5b to the start end portion of the main work path portion 5a by the feed rotation force of the feed device 79 is
A moving force (running force) is applied by a feed rotation force A of a feed device 60 provided at the start end side portion.

That is, as shown by the imaginary line A in FIG. 11, the feed roller 68 projecting inward by the elastic force of the compression spring 70 is brought into contact with the passive surface 15 of the moving body 10 that has been fed. As a result, as shown by the solid line in FIG. 11, the compression spring 70 is pressed against the passive surface 15 in a state of being retracted against the elastic force of the compression spring 70. At this time, the feed roller 68 is rotationally driven by the induction motor 66, so that the feed roller 68, which is being forcibly rotated, is pressed against the passive surface 15 to apply a moving force to the moving body 10 by the feed rotational force A. become.

At this time, the moving body which has been sent to the rear end abutting portion 17 of the last moving body 10 of the group of moving bodies 10 which is located in a dense train shape on the main work path section 5a. 1
The abutting portion 16 at the front end of the abutment 0 is brought into contact with the moving body 10 group, which is located in the form of a dense train on the main work path section 5a, by the feed rotational force A of the feed device 60 at a desired speed. As shown by the phantom lines in FIG. 5 and FIG. 9, the moving body group 10 located in a dense train shape on the main work path section 5a is pushed and moved.

In this way, the moving body 10 that has been moved on the main work path section 5a and has reached the end side is braked by the braking device 75. That is, in the braking device 75, the braking roller 76 pressed against the passive surface 15 is forcibly rotated by the same operation as the feed device 60,
A braking force is applied to the moving body 10 by the feed rotation force B.

Here, since the feed torque A of the feed device 60 is larger than the feed torque B of the braking roller 76, the moving body 10 corresponding to the brake device 75 is braked in accordance with the difference. It will be moved under the action.
Therefore, in the main work path section 5a, the feeding device 60
, The plurality of moving bodies 10 are closely aligned and moved in a pushing state without a gap between the front and rear ends thereof.

The movement of the moving body 10 by the above-described feeder 60 is performed by moving the feed roller 68 from the passive surface 15 of the front frame body 12 to the passive surface 15 of the intermediate frame body 13 and the passive surface of the rear frame body 14. 15 in order. Further, the feed roller 68 is also operated as a passive surface on the side surface of the connecting body 22 in the connecting device 20.

At this time, when the feed roller 68 is acting on the front frame body 12, the intermediate frame body 13 and the rear frame body 14 are pulled and moved via the connecting device 20, and the intermediate frame body 13 When acting on
When the front frame body 12 is pushed and moved via the connecting device 20 and the rear frame body 14 is pulled and moved via the connecting device 20 and further acts on the rear frame body 14, the intermediate frame body 13 The front frame body 12 is pushed and moved via the connecting device 20.

As described above, the moving body 1 on the main work path 5a
While the group 0 is being moved intermittently or continuously, or while being intermittently stopped, an operator on the floor moves the object 100 supported by the support 50 from below. Perform various tasks. As shown in FIG. 14, the moving body 10 pushed and moved from the braking device 75 is moved by the feeding device 79 on the curved path portion 5b, and then sent out to the sub-working path portion 5c. In this sub-work route section 5c, the moving body 10 is moved by the feeding device 78 and sent to the level changing means 81.

That is, in the level changing means 81,
As shown in FIGS. 1 and 3, the drum 9 of the elevating
By winding the wire 98 by 7, the intermediate divided rail body 83 is raised, and the divided rail bodies 82 and 84 at both ends are integrally raised. As a result, the divided rail members 82, 83, 84 are connected to the rail 2 in a horizontal state at the ascending limit.

Therefore, the moving body 10 moved by the feeder 78 is moved from the rail 2 to the divided rail bodies 82,
83, 84, and the predetermined position, that is, the intermediate guided device 30 is supported by the intermediate divided rail body 83, and the end guided device 40 is attached to the end divided rail members 82 and 84, respectively. The moving body 10 is stopped at the supported position.

Next, the motor 95 of the elevating device 91 is driven to rotate the group of drums 97 via the driving shaft 96 and the rotating shaft 93, and the wire 98 is fed. As a result, the intermediate divided rail body 83 can be lowered while maintaining the horizontal posture, and the divided rail bodies 82 and 84 at the ends are integrally lowered while being relatively rotated via the left and right direction pins 86.

At this time, the end divided rail bodies 82 and 84 can be lowered while the sliding body 90 fixed to the end is slidably guided by the guide cylinder 89 on the rail 2 side. The rail bodies 82 and 84 are inclined with the middle divided rail body 83 side being lower. That is, as shown in FIG. 2, when the intermediate divided rail body 83 is at the lower limit, the divided rail bodies 82, 83, 84 can be in an inverted trapezoidal posture. At this time, each frame body 12, 13, 14 also bends mutually,
As in the case of the group of divided rails 82, 83, 84, the posture becomes an inverted trapezoidal shape. In this case, the bending is performed in the coupling device 20 by relative rotation about the horizontal axis 23.

By setting the intermediate divided rail body 83 to the lower limit as described above, the intermediate frame body 1 supported by the divided rail body 83 via the intermediate guided device 30 is provided.
3, that is, the support unit 50 is positioned at the lowermost limit in a horizontal state, so that the work object 100 can be lowered from the support unit 50 by appropriate means, and a new transfer object 100 is placed on the support unit 50. Can be loaded.

Thereafter, the motor 95 of the lifting / lowering device 91 is reversely driven, and the drum 97 is driven via the driving shaft 96 and the rotating shaft 93.
The wire 98 is wound up by reversing the group. As a result, the intermediate divided rail body 83 can be raised while maintaining the horizontal posture, and the divided rail bodies 82 and 84 at the ends are integrally raised while being relatively rotated via the left and right direction pins 86, Thus, the posture shown in FIGS. 1 and 3, that is, the posture in which the group of divided rail bodies 82, 83, and 84 are connected horizontally to the rail 2 at the ascending limit can be returned.

As described above, the level changing means 81 provided in the sub-work path section 5c corresponds to the unit of the plurality of frame bodies 12 to 14, and is connected to the plurality of divided rail bodies so as to be relatively rotatable vertically. The divided rail body 8 having 82 to 84 and corresponding to the frame body 13 provided with the support portion 50
3 is configured to be able to move up and down in a horizontal posture, the level changing means 81 can be formed with a short occupied path length, and thus the entire layout of the fixed path 5 can be easily formed.

In addition, the level changing means 81 is used to
The level of 00 can be changed without tilting, and there is almost no possibility that the position of the transferred object 100 is shifted due to vibration or the like, and it can be easily adopted in a path portion that supports and transfers the transferred object 100. As described above, the split rail bodies 82, 8
After the third and 84th groups are returned to the posture in which they are connected to the rail 2 in a horizontal state at the ascending limit, the moving body 10 is moved to the feeding device 7.
8, it is moved out of the level changing means 81 by the feed rotation force and moved by the sub work route 5c, moved by the feed device 79 on the curved route 5b, and circulated to the main work route 5a. This is the first state.

During the movement of the moving body 10 as described above, the intermediate guided device 30 is supported and guided by the rail 2 and the divided rail members 82 to 84 via the supported rollers 33, and 35 is a rail 2 or a split rail body 82
８４84 to be guided. Also, the end guided device 40
Are guided and supported by the rails 2 and the divided rail bodies 82 to 84 via the supported rollers 43, and the guided rollers 46 are brought into contact with and guided by the rails 2 and the divided rail bodies 82 to 84. The prevention roller 47 is opposed to the rail 2 and the divided rail bodies 82 to 84 from below.

Thus, the moving body 10 can be moved stably without rattling, falling down, or floating, so that various operations on the object 100 and loading / unloading of the object 100 can be performed. , Always accurate. In the above-mentioned train-like pushing movement on the fixed route 5, in the linear main work route portion 5a and the like, as shown in FIGS. 4 and 5, the main body 11 of each moving body 10, that is, each frame body 12, Since the positions 13 and 14 are in a linear posture in plan view and side view, the contact portion 16 comes into contact with the contact portion 17 from directly behind, and thereafter the pushing movement can be performed smoothly and reliably.

The left (or right) curve path section 5
In b, each of the frame bodies 12, 13, and 14 is pushed and moved in a posture bent along the curve at the portion of the coupling device 20 in plan view. Thereby, in a plan view, the relative angle formed by the rear frame body 14 of the preceding moving body 10 and the front frame body 12 of the succeeding moving body 10 becomes an obtuse angle, and the contact part 16 is obtuse with respect to the contact part 17. As a result, the pushing movement can be performed smoothly and surely thereafter.

At this time, the bending occurs in the connecting device 20.
This is performed by relative rotation about the vertical axis 21. In addition, the guided devices 30 and 40 are smoothly rotated while automatically changing their directions along the left-right curve of the rail 2 by being rotated via the vertical shafts 21 and 25. Next, another embodiment of the present invention, that is, an embodiment employing a movable body 10 that is movable on the floor 1 side will be described with reference to FIGS.
It will be described based on. In this alternative embodiment, the rails 2 and the split rail members 82 to 84 are different in details such as a pair of left and right types compared to the above-described embodiment, but they have substantially the same configuration. The same reference numerals are given to the same or similar components as those of the embodiment, and the detailed description is omitted. In this other embodiment, the lifting device 101 of the split rail body 83 is configured by an upward cylinder device 102 and a plurality of lifting guide devices 103 provided on the floor side (pits formed on the floor).

According to this another embodiment, the cylinder device 102 is contracted and the intermediate divided rail body 83 is moved down, so that the divided rail body 8 is moved as shown in FIG.
The groups 2, 83, 84 can be in a posture in which they are horizontal and connected to the rail 2 at the lower limit. Also cylinder device 1
02 is extended to raise the intermediate divided rail body 83, so that the divided rail bodies 82, 8 are formed as shown in FIG.
The intermediate unit frame body 13 supported by the divided rail body 83 at the ascending limit via the intermediate unit guided device 30, that is, the support unit 50 is positioned at the ascending limit in a horizontal state with the groups 3 and 84 in a trapezoidal posture. I can do it.

In each of the above-described embodiments, the main body 11 of the moving body 10 is formed of three frames 12, 13, and 14. Three or more types in which one or a plurality of frame members are connected to the front and rear of the frame member 14 or three or more types in which a plurality of intermediate frame members 13 are provided may be used. Alternatively, a two-piece type in which any one of the frame bodies 12, 13, and 14 is omitted may be used. In these cases, the design of the divided rail bodies 82 to 84 of the level changing means 81 is changed in accordance with the number and length of the frame bodies.

In the above embodiments, the connecting device 20
The vertical shaft 21 is provided on the intermediate frame body 13 side, and the horizontal shaft 2 is provided on the front and rear frame bodies 12 and 14.
3 is provided, but this is the intermediate frame 1
A horizontal shaft is provided on the three sides and the front and rear frame bodies 1
For example, a type in which a vertical axis is provided on the sides 2 and 14 may be used.

In the above embodiments, the feeder 60
, A plurality of moving bodies 10 are driven and aligned in a tightly pushed state without a gap between the front and rear ends of the moving bodies 10 between the front and rear ends. The moving body 10 may be driven and driven in a state where a gap is formed between the ends. In both of the above-described embodiments, the feeding devices 60, 78,
The moving body 10 is moved by bringing the feed roller 68 of 79 into contact with the passive surface 15, but this is achieved by moving the moving body 10 by a driving chain form, particularly at a position where the level changing means 81 is provided. Is also good. That is, as shown in FIG. 5, a drive chain-side transmission body (not shown) disposed along the sub-work path section 5c with respect to the passive pin 19 provided on the intermediate frame body 13 side. May be disengaged. Further, a form in which a drive belt is brought into contact with the passive surface 15 may be employed.

In both of the above-described embodiments, the sub-work path 5c for moving the moving body 10 supporting the transported object 100 is shown as the set path, but this moves the empty moving body 10. It can be easily adopted in the return route section and the like. In both of the above-described embodiments, the form in which the feeders 60, 78, 79, the braking device 75, and the like are applied to only one of the passive surfaces 15 of the main body 11 is shown. By providing a receiving means such as a receiving roller to be acted on, the main body 11 can be sandwiched from both sides to obtain a strong frictional force, so that sufficient running force and braking force can be provided. At that time, the receiving roller acting on the other side may be of a forced drive type or a free-running type.

[0057]

According to the first aspect of the present invention, the level changing means provided in the setting path portion corresponds to a plurality of frame units and is connected to the plurality of frames so as to be relatively rotatable vertically. The level changing means can be formed by shortening the occupied path length by having the divided rail body and having the divided rail body corresponding to the frame body provided with the support portion movable up and down in a horizontal posture. Thus, the entire layout of the fixed path can be easily formed. In addition, the level changing means can change the level without tilting the transported object, and there is almost no possibility of the transported object being displaced due to vibration or the like, and is easily adopted in a path portion for supporting and transporting the transported object. it can.

According to the second aspect of the present invention,
By bringing the feed roller that is forcibly rotating into contact with the passive surface of the moving body, a moving force (running force) can be applied to the moving body by the feed rotation force, and the moving body can be easily and reliably moved. Further, according to the third aspect of the present invention, it is possible to move up and down the support of the suspended-conveying-type moving body in a horizontal state.

[Brief description of the drawings]

FIG. 1 shows an example of an embodiment of the present invention, and is a partially cutaway side view when a level changing unit in a transport facility using a moving body is raised.

FIG. 2 is a side view when the level changing unit in the transfer equipment using the moving body is lowered.

FIGS. 3A and 3B are plan views of a level changing unit in the transport equipment using the moving body, wherein FIG. 3A is an overall plan view, and FIG.

FIG. 4 is a side view of the moving body along a straight path in the transfer equipment using the moving body.

FIG. 5 is a plan view of the moving body along a straight path in the transport facility using the moving body.

FIG. 6 is a front view of the moving body on a straight path in the transport facility using the moving body.

FIG. 7 is a partially cutaway rear view of the moving body at a feeding device portion in the transfer facility using the moving body.

FIG. 8 is a side view of a main part of the moving body in the transfer facility using the moving body.

FIG. 9 is a partially cutaway plan view of a main part of the moving body in the transfer facility using the moving body.

FIG. 10 is a partially cut-away side view of a feeder portion in the transfer facility using the moving body.

FIG. 11 is a plan view of a feeder portion in the transfer facility using the moving body.

FIG. 12 is a partially cutaway side view of a curved portion feeding device in the transfer equipment using the moving body.

FIG. 13 is a plan view of a curved section feeding device in the transfer facility using the moving body.

FIG. 14 is a schematic plan view of a fixed path portion in the transport equipment using the moving body.

FIG. 15 shows another embodiment of the present invention, and is a partially cut-away side view when the level changing means in the transfer equipment using the moving body is lowered.

FIG. 16 is a partially cutaway side view when the level changing unit in the transfer facility using the moving body is raised.

[Explanation of symbols]

 2 Rail 5 Constant path 5a Main work path section 5c Secondary work path section (set path section) 10 Moving body 11 Main body 12 Front frame body 13 Intermediate frame body 14 Rear frame body 15 Passive surface 20 Connecting device 21 Vertical axis 22 Connecting body 23 Lateral axis 24 Lateral pin 25 Vertical axis 26 Lateral pin 30 Middle guided device 31 Trolley body 33 Supported roller 36 Guided roller 40 End guided device 41 Trolley body 43 Supported roller 46 Cover Guide roller 47 Floating prevention roller 50 Supporting part 54 Supporting tool 60 Feeding device 66 Induction motor 68 Feeding roller 75 Braking device 76 Braking roller 77 Rotary driving device 78 Feeding device 79 Feeding device 81 Level changing means 82 Split rail body 83 Split rail body 84 Split rail body 86 Left and right direction pins 8 8 Left and right direction pins 90 Sliding body 91 Lifting device 97 Drum 98 Wire 100 Conveyed object 101 Lifting device 102 Cylinder device A Feed rotation force B Feed rotation force

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Takaharu Suzuki 1225 Nakazaiji Temple, Hino-cho, Gamo-gun, Shiga Prefecture Daifuku Shiga Works Co., Ltd.

Claims (3)

[Claims] 1. A moving body is movable on a fixed path by being supported and guided by a rail via a plurality of guided devices, and a main body of the moving body is vertically moved via a connecting device. A level formed by a plurality of rotatably connected frames, provided with a support portion for an object to be conveyed on at least one frame body, and a set path portion in the fixed path, the level of the support portion being changed. The level changing means is provided with a plurality of divided rails which are connected to a plurality of frame units and are rotatably connected to each other in a vertical direction, and correspond to a frame provided with a support portion. Transfer equipment using a movable body, wherein the split rail body is configured to be vertically movable in a horizontal posture. 2. The moving body, wherein a side surface of each frame body is formed on a passive surface, and a feeding device having a feed roller capable of abutting on the passive surface is provided in the fixed path. Item 4. A transport facility using a moving body according to Item 1. 3. The transport equipment according to claim 1, wherein the movable body is provided with a support for the transported object at a lower portion of at least one frame body.