JPH07237882A - Cylindrical material carrying device using self-traveling body - Google Patents

Abstract

PURPOSE:To reduce a space for carrying route by supporting a cylindrical material through suspenders provided in the fore and aft direction, and to downsize the whole of a device to reduce the weight thereof by supporting a suspender at two positions, and to stabilize the suspension type carrying of a cylindrical material. CONSTITUTION:A suspended hanger device 40 is arranged in a self-traveling body 10, which is supported and guided by a rail 1 and which can move forward and backward. A main part of the suspended hanger device 40 is formed of an upper frame 41 and a vertical frame 42 continuously provided downward from the upper frame 41. A suspender 43 is continuously provided in parallel with the upper frame 41. Furthermore, an arm 45 having a hook part 45a, which can be freely engaged/disengaged with/from a loose end of the suspender 43, in the lower part thereof is fitted to the upper frame 41 freely to be turned around a fore and aft directional core 44. The arm 45 is opened and closed by an arm opening/closing driving device 46. A space for carrying route is thereby reduced, and the whole of a device is downsized to reduce the weight thereof, and the suspension type carrying of cylindrical material 55 is stabilized.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tubular object transporting device using a self-propelled body, which is used to support and transport a tubular object such as roll paper.

[0002]

2. Description of the Related Art Conventionally, an overhead conveyor, such as that disclosed in Japanese Patent Publication No. 14717/1974, has been provided as a transportation device for supporting and transporting a cylindrical object. In this overhead conveyor, a coil suspension hanger is connected to a trolley supported and guided by rails. The hanger for coil suspension is formed into a substantially L shape by the horizontal rod portion for coil suspension and the vertical rod portion, and the horizontal rod portion for coil suspension is horizontally supported for transportation. .

[0003]

According to the above-mentioned conventional structure, since the horizontal rod portion for suspending the coil is located in the left-right direction, it is necessary to form a wide conveying path, and the conveying path for the conveying path must be formed. The space will be wide. Also, since the horizontal rod for coil suspension is cantilevered, the hanger for coil suspension, including this horizontal rod for coil suspension, must be made large and rigid. It will be upsized. The conveyance of the coil is unstable, and particularly when the coil supporting position with respect to the horizontal coil rod for coil suspension deviates slightly in the left-right direction, the coil suspension hanger may shake or tilt.

Further, a transfer device for unloading the coil must be provided for the coil suspension hanger, and the coil can be unloaded only at the place where the transfer device is installed.

The object of the present invention is that the width of the transfer path can be narrowed, and the transfer of the cylindrical object can always be performed stably while simplifying the supporting structure, and any transfer device can be provided. The point is to provide a cylindrical object transporting device using a self-propelled body that can be loaded and unloaded at the location.

[0006]

In order to achieve the above-mentioned object, a cylindrical object transporting device using a self-propelled body according to the first aspect of the present invention is mounted on a self-propelled body which is supported and guided by rails and can be moved forward and backward. A device is provided, and the hanging hanger device is provided with an upper frame body, a vertical frame body extending downward from the upper frame body, and a vertical frame extending from the lower part of the vertical frame body in parallel with the upper frame body. A suspension body, an arm body that is rotatably attached to the upper frame body around a longitudinal axis, and has a hook portion at a lower portion that is engageable with and disengageable from a free end portion of the suspension body, and an arm body. It is composed of an opening / closing device.

According to the second aspect of the present invention, in the above-mentioned tubular object transporting device using the self-propelled body of the first aspect, a hanging hanger device is attached to the self-propelled body through an elevating / lowering device, and an elevating / lowering amount is increased. A detection device is provided.

The third aspect of the present invention is the above-described tubular object transporting device using a self-propelled body according to the first or second aspect, wherein a pair of front and rear suspension cords are provided between the self-propelled body side and the suspension hanger device. An elevating device having and a pair of left and right fixing devices between front and rear suspension cords are provided, and these fixing devices are for fixing the horizontally suspended lifting hanger device, and the vertical direction provided on the self-propelled body side. And a rod body which is erected from the hanging hanger device side so as to be fitted into the tubular body.

[0009]

According to the structure of the first aspect of the invention described above, the traveling of the self-propelled body which supports the cylindrical object through the suspension hanger device can be carried out forward or backward while being supported by the rail. At that time, since the hanging hanger device supports the cylindrical object via the suspending body in the front-rear direction, the transport path can be formed narrow according to the outer diameter of the cylindrical object. Since the hanging hanger device has the hanging body supported by the vertical frame body and the arm body on both sides, the whole size including the upper frame body can be reduced in size and weight, and the traveling drive device for the self-propelled body can be downsized. obtain. Further, the supporting and transporting by the self-propelled body can always be stably performed regardless of the supporting position of the cylindrical object with respect to the hanging body being deviated in the front-rear direction.

When the cylindrical objects conveyed in this way are unloaded, the self-propelled body is first stopped above the destination. Next, the tubular object is supported from below by another object, the support is released by the hanging body, and then the arm body opening / closing device is operated to rotate the arm body around the longitudinal axis, thereby hooking the hook. The part from the free end of the suspension. Then, the self-propelled body is caused to travel toward the vertical frame side, whereby the hanging body can be pulled out from the tubular object. And run a self-propelled body that wholesales tubular objects,
After stopping above the loading place, the operation opposite to that described above is performed, so that the cylindrical object can be suspended and supported.

According to the structure of the second aspect of the invention described above, the self-propelled body supporting the cylindrical object can be run while the lifting hanger device is lifted by the lifting action of the lifting / lowering device. When unloading a group of tubular objects, first, the lifting hanger device is actuated to lower the hanging hanger device, and the tubular object is placed on a cradle or the like, whereby the descending motion of the hanging hanger device can be stopped. This stopping of the descending movement is when the hanging body is located near the axial center position of the inner hole of the cylindrical object, and its control is always accurate by detecting the descending movement amount by the ascending / descending amount detection device. You can do it.

Next, after pulling out the hanging body from the cylindrical object,
By raising and lowering the suspension hanger device by the operation of the lifting / lowering device, the suspension hanger device can be positioned at an upper level with respect to the tubular object. Then, after the self-propelled body in which the tubular object is unloaded is run and stopped above the loading place, the tubular object can be suspended and supported by performing the operation opposite to the above.

According to the configuration of the third invention described above,
Lifting of the suspension hanger device with respect to the self-propelled body can be performed through a pair of front and rear suspension cords, and the rising position can be integrally fixed to the self-propelled body by a pair of left and right fixing devices,
Even if the self-propelled body runs at a high speed, the self-propelled body can be stably run without shaking or turning. Then, the suspension hanger device can be lowered with respect to the self-propelled body by unwinding both suspension cords by the operation of the elevating / lowering device, and at that time, the rod hanger gradually pulls out from the tubular body, and the suspension hanger device is lowered. The device can move down without swinging.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS. Reference numeral 1 denotes a rail having an I-shaped cross section, which is supported on the ceiling beam 2 side through a bracket 3, and a signal / power supply device 4 is provided over the entire length on the side opposite to the side to which the bracket 3 is joined. It The self-propelled body 10, which is supported and guided by the rail 1 and is capable of moving forward and backward, includes a front trolley 11, a rear trolley 12, and front and rear frames 15 that connect both trolleys 11 and 12 via suspension pins 13 and 14. Composed of.

Both trolleys 11 and 12 include trolley bodies 16 and 17,
Left and right shafts 18 and 19 attached to the upper portions of the trolley bodies 16 and 17, wheel bodies 20 and 21 attached to the shafts 18 and 19 and mountable on the upper surface of the rail 1, and both trolley bodies.
It is composed of lateral shake preventing rollers 22 and 23 which are attached to 16 and 17 and which can freely come into contact with both lower sides of the rail 1. On the front trolley 11, a traveling drive device 24 interlocked with the shaft 18 and a current collector 25 slidably contactable with the signal / power supply device 4.
Is provided. In addition, a control panel is provided on the front side of the front and rear frames 15.
26 are provided, and vertical shake preventing rollers 27 are provided on both sides of the front and rear frames 15.

A hanging hanger device 40 is provided below the self-propelled body 10 via an elevating / lowering device 30. The hanging hanger device 40 includes a flat frame-shaped upper frame body 41 and the upper frame body 41.
A rectangular bar-shaped vertical frame body 42 continuously provided at the rear end and from the center portion in the left-right direction, and a rod-like body continuously provided from the lower portion of the vertical frame body 42 in the front direction and parallel to the upper frame body 41. Hanging body 43
And an arm body having a hook portion 45A that is rotatably attached to the front end portion of the upper frame body 41 about a longitudinal axis 44 and that can be engaged with and disengaged from the free end portion of the suspension body 43 at the lower portion. 45
And an arm body opening / closing device 46.

At the front end of the upper frame body 41, there is a longitudinal axis.
47 is rotatably provided, and by fixing the upper part of the arm body 45 to the front-rear direction shaft 47, the arm body 45 becomes rotatable around the front-rear direction axis center 44. The arm body opening / closing device 46 is composed of a motor with a speed reducer provided at the front end of the upper frame 41, and has an output shaft 48 in the front-rear direction and a shaft in the front-rear direction.
47 and 47 are interlocked with each other via a transmission device 49 such as a gear transmission type or a chain transmission type.

The lifting / lowering device 30 has a pair of front and rear suspension cords (wires, chains, etc.) 31 and 32, and the free ends of these suspension cords 31 and 32 are connected to upper parts via coupling tools 33 and 34. It is connected to the frame body 41. The base ends of the suspension cords 31, 32 are guided through a plurality of guide wheels, and then wound around a drum 37 provided on the front and rear frames 15, and the common drum 37 is driven in forward and reverse directions. The drum 37 and the cyclomotor 38 are interlocked with a free cyclomotor 38, so that the lifting device 30 is constituted.

A lifting amount detecting device 39 is provided on the front and rear frames 15, and the lifting amount detecting device 39 is used for the hanging rope 3.
It is composed of an encoder that detects the rotation amount of one of 1 and 32. The elevation detection device 39, the cyclomotor 38, the traveling drive device 24 of the self-propelled body 10 and the like are connected to the control panel 26.

A pair of left and right fixing devices 50 are provided between the self-propelled body 10 side and the suspension hanger device 40 and between the front and rear suspension cords 31, 32. That is, these fixing devices 50 are
The hanging hanger device 40 that has risen horizontally is fixed to the self-propelled body 10 side, and is a cylindrical body 51 hung from the front and rear frames 15.
And a rod body 52 which is erected from the upper frame body 41 so as to be fitted into the tubular body 51. To facilitate the fitting, the lower end of the tubular body 51 is formed as a downward trumpet-shaped guide portion 51A.

Next, the transfer operation in the above embodiment will be described. The self-propelled body 10 is normally wheeled by the operation of the traveling drive device 24.
By forcibly rotating 20, a plurality of wheels 20, 21 are supported on the rail 1 and a plurality of lateral shake preventing rollers 22,
The vehicle is driven in a state where lateral shake is prevented by 23. At that time, the traveling drive device 24 is switched between the forward and reverse directions to perform forward traveling or backward traveling.

As shown in FIGS. 1 and 2, the forward traveling of the self-propelled body 10 supporting the cylindrical object 55 raises the hanging hanger device 40 horizontally by the raising (winding) action of the lifting / lowering device 30. Then, the rod body 52 is fitted into the tubular body 51 from below, and the suspension hanger device 40 is integrally fixed to the self-propelled body 10. object
55 will be supported and transported.

At this time, the hanging hanger device 40 supports a plurality of (five) tubular members 55 via the front-rear hanging body 43, so that the transport route is outside the tubular member 55. It can be formed narrow according to the diameter. Note that the trolley diameter of the tubular object 55 changes, and a transport path having a width corresponding to the maximum outer diameter is secured. Since the hanging body 43 is in a two-sided holding state by the vertical frame body 42 and the arm body 45, the hanging hanger device 40 including the upper frame body 41 can be reduced in size and weight, and
The traveling drive device 24 can also be downsized.

Further, the hanging hanger device 40 is hoisted via the pair of front and rear suspension cords 31 and 32, and is integrally fixed to the self-propelled body 10 by the pair of left and right fixing devices 50. Even if there is, stable transportation can be performed without shaking or turning. Moreover, stable transportation can be performed regardless of whether the supporting position of the group of cylindrical objects 55 with respect to the hanging body 43 is displaced in the front-rear direction.

The power supply to the self-propelled body 10, that is, the power supply to the traveling drive device 24, the cyclomotor 38, the arm body opening / closing device 46, etc., is performed by the current collector 25 slidingly contacting the signal / power supply device 4. At that time, signals are exchanged between the ground-side control unit and the control panel 26, and stop, traveling, traveling speed control, presence confirmation, etc. are performed.

When the group of cylindrical objects 55 conveyed as described above is unloaded, first, the self-propelled body 10 is stopped above the destination as shown by the solid line in FIG. Here is the cradle at the destination
Although 56 is arranged, it may be placed directly on the floor or further on the trolley. Then the lifting device 30
The drum 37 is rotated in the rewinding direction by the cyclomotor 38 of FIG. Accordingly, the hanging hanger device 40 can be moved down, and at that time, the hanging hanger device 40 can be moved down without swinging due to the guide action by which the rod body 52 is gradually pulled out downward from the tubular body 51.

Then, as shown by the phantom line in FIG. 4, a cylindrical object
By placing the group 55 on the receiving table 56, the descending movement of the hanging hanger device 40 is stopped. This stopping of the downward movement is performed by suspending the hanging body 43 in the vicinity of the axial center position of the inner hole portion 55A of the tubular object 55.
The control is always performed accurately when the lifting amount detecting device 39 detects the hanging rope 31 that is moving downward.

After stopping the downward movement of the hanging hanger device 40 in this way, first, the arm body opening / closing device 46 is operated to move the arm body 45 through the output shaft 48, the transmission device 49, and the longitudinal shaft 47. , The longitudinal axis 44 as shown in phantom in FIG.
Rotate upward around the hook to hang the hook 45A.
Separate from the free end of 43. Next, by moving the self-propelled body 10 backward, the hanging body 43 can be pulled out from the group of cylindrical objects 55 as shown by the solid line in FIG.

Then, the drum 37 is operated by the operation of the lifting / lowering device 30.
The suspension hanger device 40 is moved upward by winding both suspension cords 31 and 32 through the, so that the suspension hanger device 40 is positioned at an upper level with respect to the group of tubular objects 55 as shown by a virtual line in FIG. Before and after this, the arm body opening / closing device 46 is reversely operated, and the arm body 45
Is rotated downward about the longitudinal axis 44 to engage the hook portion 45A with the free end portion of the hanging body 43. It should be noted that the arm body 45 may remain in the disengaged rotation without being engaged in the rotation.

A self-propelled body in which a group of cylindrical objects 55 is wholesaled in this way
Run 10 forward (or backward) and stop above the loading location. Then, the group of cylindrical objects 55 is suspended and supported by the action opposite to the above. That is, as shown by the solid line in FIG. 5, the free end of the hanging body 43 is made to face the inner hole 55A of the cylindrical object 55 group from the rear side in a state where the arm body 45 is detached and rotated.

Next, the self-propelled body 10 is caused to travel forward a little, and then, as shown in FIG.
The suspension 43 is inserted into the inner hole 55A from the rear as shown by the phantom line. Then, the arm body 45 is pivoted downward around the longitudinal axis 44, and the hook portion 45A thereof is engaged with the free end portion of the suspension body 43, and then the lifting / lowering device 30 is operated to move the suspension hanger device 40. By moving up, as shown by the solid line in FIG. 4, the group of cylindrical objects 51 can be lifted and brought into a transportable state.

When a guide rail which can freely contact the vertical shake prevention roller 22 is provided at a loading place or a wholesale place, the shake of the front and rear frames 15 can be prevented, and each work can be performed more stably. You can do it.

In the first embodiment described above, the hanging hanger device 40 is attached to the self-propelled body 10 via the lifting / lowering device 30, but in the first aspect of the present invention, the hanging hanger device 40 is suspended. An embodiment in which the hanger device 40 is directly attached is also possible. That is, in FIGS. 6 and 7 showing the second embodiment,
Wheel bodies 20 and 21 are attached to the trolley bodies 16 and 17 of both trolleys 11 and 12 at two front and rear positions via shafts 18 and 19, respectively, and to the front trolley 11 at the rear shaft 18. An interlocking traveling drive device 24 is provided. And both trolley body 16,
The upper frame body 41 of the hanging hanger device 40 is connected to 17 via the hanging pins 13 and 14.

In this second embodiment, both trolley bodies 16, 17 have a large number of rings 20, 21, and the trolley bodies 16,
By directly connecting the suspension hanger device 40 to the 17, it is possible to support and convey 10 (many) cylindrical objects 55. However, the transfer device 60 is required at the loading place or the wholesale place, and the transfer device 60 is configured such that the pedestal 62 can be moved up and down by the lifter (with a measuring instrument) 61. The transfer device 60 may be of a type in which a pedestal is provided on a dolly via a lifter.

In the first embodiment described above, the vertical frame body
The hanging body 43 is continuously provided from the lower portion of 42 and the arm body 45 is rotatably attached to the front end portion of the upper frame body 41. However, in the present invention, FIG. As described above, it is also possible to form a structure in which the hanging body 43 is continuously provided from the lower portion of the vertical frame body 42 in the rearward direction, and the arm body 45 is rotatably attached to the rear end portion of the upper frame body 41. The third embodiment can also be adopted in the form of the second embodiment.

In the second embodiment described above, the vertical frame body
The hanging body 43 is continuously provided from the lower part of 42 and the arm body 45 is rotatably attached to the front end portion of the upper frame body 41. However, in the present invention, FIG. As described above, the vertical frame body 42 is continuously provided from an intermediate position in the front-rear direction of the upper frame body 41, and the suspension body 43 is continuously provided in the front-rear direction while penetrating the lower portion of the vertical frame body 42, and the upper frame body is also provided. A form in which arm bodies 45 are rotatably attached to the front and rear ends of 41 is also possible. The fourth embodiment can also be adopted in the form of the first embodiment.

In the above embodiment, a pair of suspension cords 31, 32 are used as the lifting / lowering device 30, but in the second invention,
For example, it may be a type using another device such as an electric cylinder, and in the case of this electric cylinder, the fixing device can also be used. Further, in the above-mentioned embodiment, the form in which a plurality of cylindrical objects 55 are supported is shown, but this may be a form in which one cylindrical object 55 is supported.

[0038]

According to the first aspect of the present invention having the above-described structure, since the hanging hanger device supports the cylindrical object through the suspending body in the front-back direction, the width of the carrying path, that is, the carrying path. The space can be formed narrow according to the outer diameter of the cylindrical object. Further, the suspension hanger device can be downsized and lightweight, and the traveling drive device for the self-propelled body can also be downsized because the suspension body is supported by the vertical frame body and the arm body. And the support conveyance by the self-propelled body does not matter even if the support position of the cylindrical object with respect to the hanging body is displaced in the front-back direction,
It can always be performed stably. Further, the loading and unloading of cylindrical objects by the hanging hanger device can be performed easily and securely by rotating the arm body to engage and disengage the hook portion with the free end portion of the hanging body and by moving the self-propelled body forward and backward. Can be done.

According to the second aspect of the invention having the above-mentioned structure, the hoisting and lowering device elevates and lowers the hanging hanger device so that the cylindrical object can be loaded and unloaded by the hoisting hanger device without providing a transfer device. You can do it. Further, the elevation control can always be accurately performed by detecting the amount of descending movement by the elevation detection device.

Further, according to the third aspect of the present invention having the above-mentioned structure, the lifting hanger device can be raised and lowered with respect to the self-propelled body through the pair of front and rear suspension cords, and in this case, the pair of left and right fixing devices are tubular. Due to the guide action of the rod body moving up and down with respect to the body, the hanging hanger device can be moved up and down without shaking. As a result, both suspension cords and both fixing devices can be arranged in good balance. The ascending position can be integrally fixed to the self-propelled body by both fixing devices, and the self-propelled body can travel stably without shaking or turning even at a high speed.

[Brief description of drawings]

FIG. 1 is an overall side view showing a first embodiment of a cylindrical object transporting device using a self-propelled body according to the present invention.

FIG. 2 is a rear view of the same.

FIG. 3 is a front view of the arm body portion.

FIG. 4 is a schematic side view when descending in the same wholesale operation.

FIG. 5 is a schematic side view at the time of extraction in the same wholesale work.

FIG. 6 is a side view of the whole showing a second embodiment of the present invention.

FIG. 7 is a rear view of the same.

FIG. 8 is a schematic side view showing the third embodiment of the present invention.

FIG. 9 is a schematic side view showing the fourth embodiment of the present invention.

[Explanation of symbols]

 1 rail 4 signal / power supply device 10 self-propelled body 11 front trolley 12 rear trolley 15 front and rear frame 20 wheels 21 wheels 24 traveling drive device 25 current collector 26 control panel 30 lifting device 31 hanging rope 32 hanging rope 37 Drum 38 Cyclomotor 39 Lifting amount detection device 40 Lifting hanger device 41 Upper frame 42 Vertical frame 43 Hanging body 44 Front-rear axis 45 Arm 45A Hook part 46 Arm open / close device 49 Transmission device 50 Fixing device 51 Tube Body 52 Rod body 55 Cylindrical object 55A Inner hole

Claims (3)

[Claims] 1. A suspension hanger device is provided on a self-propelled body which is supported and guided by a rail and is capable of moving forward and backward, and the suspension hanger device is provided with an upper frame body and a vertical frame body continuously connected downward from the upper frame body. And a hanging body which is continuously provided from the lower portion of the vertical frame body in the front-rear direction and is parallel to the upper frame body, and is attached to the upper frame body so as to be rotatable about an axis in the front-rear direction and is hung on the lower portion. A cylindrical object transporting apparatus using a self-propelled body, comprising an arm body having a hook portion that can be engaged with and disengaged from a free end portion of the body, and an arm body opening / closing device. 2. The tubular object for use with a self-propelled body according to claim 1, wherein the hanging hanger device is attached to the self-propelled body through an elevating / lowering device, and an elevating / lowering amount detecting device is provided. Transport device. 3. Between the self-propelled body side and the hanging hanger device,
An elevating device having a pair of front and rear suspension cords and a pair of left and right fixing devices between the front and rear suspension cords are provided, and these fixing devices are for fixing a horizontally suspended lifting hanger device. 3. A self-propelled vehicle according to claim 1 or 2, characterized in that the self-propelled body comprises a vertical tubular body provided on the running body side and a rod body standing upright from the hanging hanger device side so as to be fitted into the tubular body. Cylindrical object transfer device for body use.