JP2000142940A - Three-dimensional carrying device for box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate the curved carrying in a narrow place and continuously carry boxes without an intermediate waiting work by providing a support body and a guide for guiding the boxes to both sides at a prescribed interval on a three-dimensional carrying chain. SOLUTION: A frame 16 is supported by struts 17a, 17b, 17c, a three- dimensional carrying chain 18 is rotatably provided on the frame 16, the driven device 19 and driving device 20 of the three-dimensional carrying chain 18 are arranged on a first linear part Y1 and a second linear part Y2, respectively, and receiving bases are arranged in the vicinity of both the linear parts Y1, Y2, respectively. Plurality of support poles 21 are stood on both sides of the first linear part Y1 and the second linear part Y2 and on both sides of a raised curved part U and a second vertical curved part Z2, respectively, a first linear guide 22 and a second linear guide 23 are supported by the respective support poles 21 of both the linear parts Y1, Y2, and both ends of a curved guide 24 are supported by the respective support poles 21 of the raised curved part U and the second vertical curved part Z2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to, for example, a three-dimensional transport apparatus for transporting a box in a three-dimensional direction between work receivers installed at distant positions.

[0002]

2. Description of the Related Art A conventional transfer device has a structure as shown in FIG. 8, for example. In FIG. 1, reference numeral 1 denotes a first processing section, and a box H is placed on a work receiving table 1a provided therein. Reference numeral 2 denotes a lateral traveling rail laid on the floor surface Y. A square steel 3 is laid in the middle of the traveling rail 2, and one end of the traveling rail 2 and the square steel 3 is adjacent to the outlet 1 b of the processing unit 1. . Reference numeral 4 denotes a simple electric train movably provided along both the rails 2 and the square steel 3, and a drive roller conveyor 5 capable of transporting the box H is provided at an upper portion thereof. Reference numeral 6 denotes a direction changer adjacent to the other end of the traveling rail 2. A driving roller conveyor 8 is mounted on a top of the traveling rail 2 via a support 7, and the support 9 and the drive roller conveyor 8 are rotated by 90 ° by driving the cylinder 9. I do. That is, the drive roller conveyor 8 in the horizontal direction is switched in the vertical direction. A passage T is provided between the simple train 4 and the direction changer 6. Reference numeral 10 denotes a carrier conveyor provided in the vertical direction. One end is adjacent to the direction changer 6, and a U-shaped seesaw stopper 12 is rotatably provided on the side of the other end. Reference numeral 11 denotes a second processing unit, in which a work receiving table 11a is provided inside the processing unit 11, and an entrance 1 of the processing unit 11 is provided.
1b is adjacent to the other end of the carrier conveyor 10.

Next, the operation will be described with reference to FIGS. First, the box H is transferred from the work receiving table 1a of the first processing unit 1 to the drive roller conveyor 5 of the simple electric train 4, and the simple electric train 4 is moved to the direction changer 6 along the traveling rail 2 and the square steel 3. Then, the drive roller conveyor 5 of the simple electric train 4 is driven at the position indicated by the two-dot chain line in FIG. 9, and the box H is transferred from the drive roller conveyor 5 of the simple electric train 4 to the drive roller conveyor 8 of the direction changer 6. Next, after driving the cylinder 9 of the direction changer 6 and switching the drive roller conveyor 8 of the direction changer 6 from the horizontal direction to the vertical direction, the drive roller conveyor 8 is driven and the box H is moved to the drive roller conveyor 8. From the carrier conveyor 10 to the carrier conveyor 10
To the work receiving table 11a of the second processing unit 11 by the

As shown by a solid line in FIG. 9, when the simple electric train 4 is located adjacent to the first processing section 1, the area A surrounded by the safety fence 13a, that is, the processing section 1
The area sensor 13b in the area on the side is energized to be in a detectable state, and as shown by a two-dot chain line in FIG.
Is located adjacent to the direction changer 6, the safety fence 14a
The area sensor 14b in the area B, that is, the area on the side of the direction changer 6 that is surrounded by is energized to enter a detectable state. When an object enters, the drive roller conveyor 5 of the simple electric train 4 is stopped by the sensor 13b or 14b. As shown by the dashed line in FIG. 9, when the simple electric train 4 is located between the two areas, that is, when the simple electric train 4 is running, both sensors 13b, 1
4b is not energized.

[0005]

As described above, when the box body H is transported, since the simple electric train 4, the direction changer 6, and the carrier conveyor 10 are used, the driving source of these devices, the area sensor 13b, Since a control device such as 14b is additionally required, there is a problem in that the cost is increased, the installation space is increased, it is very difficult to convey in a narrow place, and the layout of the production line is restricted. Moreover, when transporting the box H, the first processing unit 1
The intermediate standby work increases due to the transfer from the simple train 4 to the direction changer 6 from the simple train 4 and from the direction changer 6 to the carrier conveyer 10, and much time is required for the transfer between the work receiving tables 1a and 11a. However, there is a problem that production efficiency is reduced. Further, since the traveling rail 2 and the square steel 3 are laid on the floor surface Y, there is a problem that when the worker passes through the passage T, there is a risk that the traveling rail 2 and the square steel 3 may trip.

The present invention has been made in consideration of the above points, and an object of the present invention is to reduce the number of drive sources and control devices of these devices without using a simple train or a direction changer. For boxes that can be made inexpensive, reduce installation space, easily convey curves even in narrow spaces, reduce intermediate standby work, improve production efficiency, lay out production lines freely, and improve safety. It is to provide a three-dimensional transport device.

[0007]

According to a first aspect of the present invention, there is provided a three-dimensional transporting apparatus for a box, comprising: a three-dimensional transport chain for transporting a box in a three-dimensional direction; And a plurality of supports arranged at predetermined intervals to support the box, and guides provided on both sides of the three-dimensional transport chain to guide the box.

According to a second aspect of the present invention, there is provided a three-dimensional transport device for a box body, wherein a pair of bent plates having a vertical plate portion and a horizontal plate portion are provided so that the two vertical plate portions are opposed to each other and the horizontal plate portion is located outside. And two cylinders are juxtaposed between the two vertical plate portions, and both ends of the horizontal axis inserted through the two cylinder members are passed through the two vertical plate portions, and the two folding A connecting link is provided on both sides between a plurality of connecting bodies consisting of a curved plate, the two cylindrical bodies, and the two horizontal axes, and one side of the connecting link is connected to one end of one horizontal axis. A horizontal support piece is provided above and below the connecting portion, a horizontal roller is provided on a vertical axis passing through both the support pieces, and a vertical roller is provided on the other end of the one horizontal axis passing through the connecting link on the other side. A roller is provided, and the other horizontal axis is provided with a three-dimensional transport chain in which the vertical roller and the horizontal roller are mounted in a direction opposite to the one horizontal axis. A plurality of supports mounted on the two horizontal plate portions and abutting on one surface or the other surface of the box, provided along the three-dimensional transport chain, and positioned on both side surfaces of the box. A guide for guiding the box, and the box is transported in a three-dimensional direction.

According to these inventions, a curved body can be easily conveyed even in a narrow place, and a box body can be continuously conveyed without an intermediate standby work, so that production efficiency can be greatly improved.

Further, there is no need to combine a simple electric train or a direction changer, so that the number of drive sources and control devices for these devices can be reduced and the cost can be reduced. In addition, the production line can be freely laid out, and installation in a narrow place and securing of a passage can be easily performed. Further, unlike the related art, there is no need to lay running rails and square steel on the floor surface, and there is no danger of tripping the running rails and square steel when the worker passes through the passage, and safety can be improved.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment will be described with reference to FIGS.

First, the structure of the three-dimensional transport device 15 for a box will be described.
In FIG. 1, reference numeral 16 denotes a gutter-shaped frame in the device 15.
And the first straight line portion Y₁, Rising curved part U, standing
Upward slope UK, first vertical curved section Z₁， Outward bay
Curved part W, falling curved part D, falling inclined part DK,
Second vertical bending section Z_Two, The second straight line Y_TwoIs three-dimensional
The first straight line portion Y₁And the second straight line portion Y_Two
Small pillars 17a are provided on the rising slopes UK and
The middle pillar 17b is provided in the falling slope DK,
Large struts 17c are provided on both sides of the direction bending portion W, respectively.
And the frame 16 is supported by the columns 17a, 17b, 17c.
The three-dimensional transport chain 1 is supported by the frame 16.
8 is provided rotatably, and the first straight portion Y₁For three-dimensional transportation
The driven device 19 of the chain 18 is_TwoDrive to
Each of the devices 20 is disposed, and both straight portions Y₁, Y_TwoNear
A work cradle (not shown) is arranged beside each. 2
1 is the first straight line part Y₁And the second straight line portion Y_TwoStanding on both sides of
Upward bending section U and second vertical bending section Z_TwoOn both sides of
It is a plurality of support rods each standing upright, both straight parts
Y ₁, Y_TwoThe first linear guide 22,
The second linear guide 23 is supported, and the rising curved portions U and
And the second vertical bending portion Z_TwoOf each of the support rods 21
Both ends of the id 24 are supported. In addition, the floor surface Y,
Rising curved part U, rising inclined part UK, first vertical direction
Curved section Z₁, Outward bending part W, falling bending part D,
Falling slope portion DK, second vertical bending portion Z_TwoSurrounded by
The space becomes an operator's passage T.

Next, in FIGS. 2A and 2B showing the structure of the three-dimensional transport chain 18, reference numeral 25 denotes a vertical plate portion.
a and a pair of bent plates having a horizontal plate portion 25b.
As shown in (B), both vertical plate portions 25a face each other, and
The horizontal plate part 25b is located outside. Reference numeral 26 denotes two cylinders arranged in parallel between the two vertical plate portions 25a, and both ends of a horizontal shaft 27 inserted through the two cylinders 26 via the bearings 26a penetrate through both the vertical plate portions 25a. I have. Reference numeral 28 denotes a plurality of connecting bodies each including the pair of bent plates 25, two cylindrical bodies 26, and two horizontal shafts 27. A connecting link 29 is provided on both sides between the connecting bodies 28, and one of the connecting links 29 is provided. A connecting link 29 on one side is connected to one end of the horizontal shaft 27, and a lateral support piece 30 is provided above and below a connecting portion 29a of the connecting link 29.
A horizontal roller 32 is fixed to a vertical axis 31 penetrating both support pieces 30. 33 is a connecting portion 29 of the connecting link 29 on the other side.
b is a vertical roller fixed to the other end of one of the horizontal shafts 27 that penetrates through the roller. An annular pressing plate 33a inserted through the other end of the horizontal shaft 27, and a pin 33b penetrating through the other end.
Thus, the connecting portion 29 of the connecting link 29 on the other side is connected to the horizontal shaft 27, and a horizontal roller 32 and a vertical roller 33 are attached to the other horizontal shaft 27 in reverse to the one horizontal shaft 27.
Numeral 34 denotes a plurality of flat plates, one surface of which is fixed to both horizontal plate portions 25b of each connecting body 28, and the flat plates 3 are spaced at a predetermined interval.
The support 35 is fixed to the other surface of the box 4 and each support 35 comes into contact with one surface or the other surface of the box H when the box H is transported. 3
Reference numeral 6 denotes a resin cushion material fixed to the other surface of each flat plate 34 between the two supports 35 on which the box H is placed, and prevents the box H from being damaged during transportation.

Next, the construction of the three-dimensional transport chain 18 in the three-dimensional transport device 15 for a box will be described with reference to FIGS. 1, 3 and 4. FIG. The frame 16 includes straight and curved receiving plates 16a and 160a.
A fixing plate 16b fixed to the center of the upper surface of the receiving plates 16a and 160a; a standing plate 16c standing on both sides of the fixing plate 16b; and a support mounted on the upper edges of the standing plates 16c. And a plate 16d. Incidentally, the straight line for receiving plate 16a is supported by a small post 17a is disposed on first straight portions Y ₁ and the second linear portion Y _2, received for the curved plate 1
60a is a rising curved portion U, a rising inclined portion U
K, the first vertical bending portion Z ₁ , the outward bending portion W, the falling bending portion D, the falling slope portion DK, and the second vertical bending portion Z _2. The located bending receiving plate 160a is supported by two middle columns 17b, and both side portions of the bending receiving plate 160a are supported by two large columns 17c. Then, the two support plates 16d
The lower end of the support rod 21 is attached to the outer surface of the
Both ends of each of the guides 21, 22, and 23 are mounted on the inner surface of the upper end of the support plate, and a support bracket 16e having a U-shaped cross section is mounted on the inner surface of both support plates 16d. Are supported. The rail main body 37 includes a board 37a, a vertical rail 37b erected on both side edges of the board 37a, and a horizontal rail 37c bent inward at the ends of the two vertical rails 37b. The two horizontal rollers 32 of each connector 28 slide on the rail 37b, and the two vertical rollers 33 of each connector 28 slide on both sides of the substrate 37a and the horizontal rail 37c.
, A three-dimensional transport chain 18 is rotatably provided. Reference numeral 38 denotes a sprocket connected to the driving device 20, and a gear 38a of the sprocket 38 is inserted between the cylinders 26 of the three-dimensional transport chain 18. And
Similarly to the driving device 20, a sprocket (not shown) is also connected to the driven device 19, and the three-dimensional transport chain 18 is wound around the sprocket 38 of the driving device 20 and the sprocket of the driven device 19. As shown in FIG. 4, the rail main body 37 has two rail main bodies 37 except for the drive unit 20 and the driven unit 19.
Substrates 37a are bonded together, and as described above, the substrates 37a
Are supported by the two supporting brackets 16e, and the three-dimensional transport chain 18 rotates three-dimensionally along the two rail bodies 37.

Next, the operation of transporting the box H will be described with reference to FIGS. The box H is moved from the work receiving table (not shown) of the first processing section to the first straight section Y _1.
Is transferred on the cushion members 36 between the supports 35 of the three-dimensional transport chain 18 located at the position shown in FIG. 3, and the driving device 20 is driven, as shown in FIG.
1 and 3, the three-dimensional transport chain 18 is rotated through the shaft 8, and the box H is moved in the direction of the arrow in FIGS. 1 and 3 (from the driven side to the driving side).
Transported to That is, the first straight portion Y ₁ , the rising curved portion U, the rising inclined portion UK, the first vertical curved portion Z.
_{1. In} the outward bending portion W, one support 35 contacts one surface of the box H, and the falling bending portion D, the falling slope portion DK, the second vertical bending portion Z ₂ , and the second straight portion Y _{In FIG. 2} , the other support 35 is in contact with the other surface of the box H, and the box H is moved from a work cradle (not shown) of the first processing unit to a work cradle (not shown) of the second processing unit. ).

When passing through the _first linear portion Y ₁ , the box H is conveyed in a linear direction with one of the supports 35 abutting on one surface of the box H, and from the first linear portion Y _1. When passing through the rising curved portion U, the support 35 moves perpendicularly to the tangent to the curved surface of the rising curved portion U. When the sheet is conveyed in a state of being in contact with the upper portion and passes from the rising curved portion U to the rising inclined portion UK, the support body 35 moves perpendicularly to the inclined surface of the rising inclined portion UK as shown by the solid line in FIG. to order, box H is conveyed obliquely upward in a state where one of the support 35 is in contact with one surface of the back box body H, when passing through the first longitudinal bend Z ₁ from the rising inclined portion UK, As shown by the chain line in FIG. To move perpendicular to the tangent of the curved bending portion Z _1, box H is conveyed in a state where the base of one of the support 35 in the lower part of one side of the box H abuts the first longitudinal If the curved portion Z ₁ passes through the outwardly curved portion W, as shown in FIG. 6, because the support 35 moves perpendicularly to the tangent of the curved surface of the outward curved portion W, box H, the box The body H is conveyed in a state where the side of one support 35 is in contact with the side of one surface.

When passing from the outward curved portion W to the falling curved portion D, the support 35 moves vertically to the tangent to the curved surface of the falling curved portion D, and the box H falls and curves by its own weight. Since the container H falls along the portion D, one surface of the box H is detached from one of the supports 35, and the other surface of the box H contacts the other support 35. When the box body H falls and falls along the curved portion D, the cushion member 36 can prevent the box body H from being damaged. When the support 35 moves perpendicularly to the inclined surface of the falling slope DK when passing from the falling curved portion D to the falling slope DK, the box H is the other surface of the box H. the other support member 35 is conveyed obliquely downward in contact with the, case of falling slope portion DK passes through the second longitudinal bend Z _2, as shown in FIG. 7, the support 35 second to move perpendicular to the longitudinal direction bending portion Z ₂ of the curved surface tangent, box H is conveyed in a state in which the leading end portion of the other of the support 35 comes in contact with the other surface of the upper portion of the box body H, If the second longitudinal bend Z ₂ passes through the second straight portion Y _2, box H is conveyed in a linear direction in a state where one of the support 35 is in contact with one surface of the back box body H.

As described above, since the three-dimensional transfer device 15 for a box according to the present invention can continuously transfer from one work receiving table to the other work receiving table without an intermediate standby work, the production efficiency is greatly improved. I do.

The three-dimensional transport chain 18 of the above-described embodiment is used.
Since the vertical plate portion 25a and the horizontal plate portion 25b of the bent plate 25 are formed integrally and the support pieces 30 are formed integrally with the connection links 29, the mass production effect of the three-dimensional transport chain 18 is large.

Further, since the two lateral rollers 32 which are not located on the same straight line are supported on both sides of the cushion member 36 of each connecting body 28 in the three-dimensional transport chain 18, stable support can be obtained and the weight can be reduced. Even a large box H can be transported.

Furthermore, since the three-dimensional transport chain 18 rotates three-dimensionally along the rail body 37, it is not necessary to use a simple electric train or a direction change device as in the prior art, and the number of these devices can be reduced. In addition, the installation space can be reduced, whereby the production line can be freely laid out and the passage can be easily secured.

[0022]

As described above, the three-dimensional transport device for a box according to the present invention comprises vertical rollers provided at both ends of one horizontal axis.
A horizontal roller is mounted on the other horizontal axis using a three-dimensional transport chain attached in the opposite direction to the one horizontal axis, and a predetermined distance is provided between both horizontal plate portions of the two folded plates in the three-dimensional transport chain. Attach a plurality of supports and provide a guide along the three-dimensional transport chain, abut each support on one side or the other side of the box, and position the box on both sides of the box. Since the box to be guided is transported in three dimensions, it can be easily transported in a narrow place even in a curved line, and the box can be transported continuously without intermediate standby work, greatly improving production efficiency. be able to.

Further, there is no need to combine a simple electric train or a direction changer, so that the number of drive sources and control devices for these devices can be reduced and the cost can be reduced. In addition, the production line can be freely laid out, and installation in a narrow place and securing of a passage can be easily performed. Further, unlike the related art, there is no need to lay running rails and square steel on the floor surface, and there is no danger of tripping the running rails and square steel when the worker passes through the passage, and safety can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view of a three-dimensional transport device for a box.

FIG. 2A is a perspective view of the three-dimensional transport chain of FIG. 1;
FIG. 2B is a cross-sectional view of a part of the linked body of FIG.

FIG. 3 is a front view of a driving part of FIG. 1;

FIG. 4 is a cross-sectional view of the outward bending portion W of FIG.

[5] box H rising inclined portion UK, is a side view showing a state passing through the first longitudinal bend Z _1.

FIG. 6 is a plan view showing a state in which the box H passes through the outward curved portion W.

[7] the box H falling slope portion DK, is a side view showing a state passing through the first longitudinal bend Z _1.

FIG. 8 is a perspective view of a conventional transport device.

FIG. 9 is an operation explanatory diagram of FIG. 8;

[Explanation of symbols]

H: box body, 15: three-dimensional transport device for box body, 18: three-dimensional transport chain, 22: guide, 23: guide, 24: guide, 25: bent plate, 25a: vertical plate portion, 25b: horizontal plate portion ,
26 ... cylindrical body, 27 ... horizontal axis, 28 ... connecting body, 29 ... connecting link, 29a ... connecting part, 30 ... support piece, 31 ... vertical axis, 3
2 ... horizontal roller, 33 ... vertical roller, 35 ... support.

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[Procedure amendment]

[Submission date] November 29, 1999 (1999.11.
29)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Full text

[Correction method] Change

[Correction contents]

[Document Name] Statement

[Title of the Invention] Three-dimensional transfer device for box

[Claims]

The method according to claim 1 a pair of bent plate having a vertical plate portion and a horizontal plate portion, the two longitudinal plate portions are opposed to each other, and placing the lateral plate portion is positioned on the outside, the two vertical plate portion Two cylinders are juxtaposed between the two cylinders, and both ends of the horizontal axis inserted in the cylinders are made to penetrate through the vertical plates. A connecting link is provided on both sides between a plurality of connecting bodies consisting of: a connecting shaft of one side connected to one end of one of the horizontal shafts; A horizontal roller is provided on the vertical axis passing through the two support pieces, a vertical roller is provided on the other end of the one horizontal axis passing through the connecting link on the other side, and the other horizontal axis is provided with the horizontal roller. Attaching the vertical roller and the horizontal roller in a direction opposite to the one horizontal axis ;
A three-dimensional transport chain having one side of a flat plate fixed to both lateral plate portions of the connecting body, and a chain attached to the both lateral plate portions at a predetermined interval, and one surface or the other surface of the box during transportation. A plurality of supports abutting on the base and fixed to the other surface of each flat plate between the two supports on which the box is mounted.
And a guide provided along the three-dimensional transport chain and positioned on both sides of the box to guide the box, and transporting the box in a three-dimensional direction. A three-dimensional transport device for a box.

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to, for example, a three-dimensional transport apparatus for transporting a box in a three-dimensional direction between work receivers installed at distant positions.

[0002]

2. Description of the Related Art A conventional transfer device has a structure as shown in FIG. 8, for example. In FIG. 1, reference numeral 1 denotes a first processing section, and a box H is placed on a work receiving table 1a provided therein. Reference numeral 2 denotes a lateral traveling rail laid on the floor surface Y. A square steel 3 is laid in the middle of the traveling rail 2, and one end of the traveling rail 2 and the square steel 3 is adjacent to the outlet 1 b of the processing unit 1. . Reference numeral 4 denotes a simple electric train movably provided along both the rails 2 and the square steel 3, and a drive roller conveyor 5 capable of transporting the box H is provided at an upper portion thereof. Reference numeral 6 denotes a direction changer adjacent to the other end of the traveling rail 2. A driving roller conveyor 8 is mounted on a top of the traveling rail 2 via a support 7, and the support 9 and the drive roller conveyor 8 are rotated by 90 ° by driving the cylinder 9. I do. That is, the drive roller conveyor 8 in the horizontal direction is switched in the vertical direction. A passage T is provided between the simple train 4 and the direction changer 6. Reference numeral 10 denotes a carrier conveyor provided in the vertical direction. One end is adjacent to the direction changer 6, and a U-shaped seesaw stopper 12 is rotatably provided on the side of the other end. Reference numeral 11 denotes a second processing unit, in which a work receiving table 11a is provided inside the processing unit 11, and an entrance 1 of the processing unit 11 is provided.
1b is adjacent to the other end of the carrier conveyor 10.

Next, the operation will be described with reference to FIGS. First, the box H is transferred from the work receiving table 1a of the first processing unit 1 to the drive roller conveyor 5 of the simple electric train 4, and the simple electric train 4 is moved to the direction changer 6 along the traveling rail 2 and the square steel 3. Then, the drive roller conveyor 5 of the simple electric train 4 is driven at the position indicated by the two-dot chain line in FIG. 9, and the box H is transferred from the drive roller conveyor 5 of the simple electric train 4 to the drive roller conveyor 8 of the direction changer 6. Next, after driving the cylinder 9 of the direction changer 6 and switching the drive roller conveyor 8 of the direction changer 6 from the horizontal direction to the vertical direction, the drive roller conveyor 8 is driven and the box H is moved to the drive roller conveyor 8. From the carrier conveyor 10 to the carrier conveyor 10
To the work receiving table 11a of the second processing unit 11 by the

As shown by a solid line in FIG. 9, when the simple electric train 4 is located adjacent to the first processing section 1, the area A surrounded by the safety fence 13a, that is, the processing section 1
The area sensor 13b in the area on the side is energized to be in a detectable state, and as shown by a two-dot chain line in FIG.
Is located adjacent to the direction changer 6, the safety fence 14a
The area sensor 14b in the area B, that is, the area on the side of the direction changer 6 that is surrounded by is energized to enter a detectable state. When an object enters, the drive roller conveyor 5 of the simple electric train 4 is stopped by the sensor 13b or 14b. As shown by the dashed line in FIG. 9, when the simple electric train 4 is located between the two areas, that is, when the simple electric train 4 is running, both sensors 13b, 1
4b is not energized.

[0005]

As described above, when the box body H is transported, since the simple electric train 4, the direction changer 6, and the carrier conveyor 10 are used, the driving source of these devices, the area sensor 13b, Since a control device such as 14b is additionally required, there is a problem in that the cost is increased, the installation space is increased, it is very difficult to convey in a narrow place, and the layout of the production line is restricted. Moreover, when transporting the box H, the first processing unit 1
The intermediate standby work increases due to the transfer from the simple train 4 to the direction changer 6 from the simple train 4 and from the direction changer 6 to the carrier conveyer 10, and much time is required for the transfer between the work receiving tables 1a and 11a. However, there is a problem that production efficiency is reduced. Further, since the traveling rail 2 and the square steel 3 are laid on the floor surface Y, there is a problem that when the worker passes through the passage T, there is a risk that the traveling rail 2 and the square steel 3 may trip.

The present invention has been made in consideration of the above points, and an object of the present invention is to reduce the number of drive sources and control devices of these devices without using a simple train or a direction changer. For boxes that can be made inexpensive, reduce installation space, easily convey curves even in narrow spaces, reduce intermediate standby work, improve production efficiency, lay out production lines freely, and improve safety. It is to provide a three-dimensional transport device.

[0007]

In order to solve the above problems, a three-dimensional transport device for a box according to the present invention comprises a vertical plate portion and a horizontal plate portion.
A pair of bent plates having the two vertical plate portions facing each other,
The horizontal plate portion is positioned outside and the two vertical plates
Two cylinders are juxtaposed between the parts, and the horizontal
Both ends of the shaft are passed through the two vertical plate portions, and the two bent plates,
The two cylindrical bodies and the two horizontal axes are connected to each other by a plurality of connected bodies.
The connecting link is provided on one side, and one end of one horizontal axis is
The link is connected, and on the connecting portion of the link,
A horizontal support piece is provided below, and a vertical
A horizontal roller is provided on the shaft and penetrated the connection link on the other side
A vertical roller is provided at the other end of the one horizontal axis, and the other horizontal axis is provided.
The vertical roller and the horizontal roller are connected to the one horizontal axis.
Is mounted in the opposite direction, and one side of the flat plate is
The fixed three-dimensional transport chain is attached to the two horizontal plates at a predetermined distance from each other.
A plurality of supports abutting one side or the other side of the box body
And fixed to the other surface of each flat plate between the two supports on which the box is mounted.
Provided along the three-dimensional transport chain and the cushion member made of resin.
Guides located on both sides to guide the box.
The box is transported in a three-dimensional direction.
is there.

[0008]

According to the present invention , a curved body can be easily conveyed even in a narrow place, and a box body can be continuously conveyed without an intermediate standby work, so that production efficiency can be greatly improved.

Further, there is no need to combine a simple electric train or a direction changer, so that the number of drive sources and control devices for these devices can be reduced and the cost can be reduced. In addition, the production line can be freely laid out, and installation in a narrow place and securing of a passage can be easily performed. Further, unlike the related art, there is no need to lay running rails and square steel on the floor surface, and there is no danger of tripping the running rails and square steel when the worker passes through the passage, and safety can be improved.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment will be described with reference to FIGS.

First, the structure of the three-dimensional transport device 15 for a box will be described.
In FIG. 1, reference numeral 16 denotes a gutter-shaped frame in the device 15.
And the first straight line portion Y₁, Rising curved part U, standing
Upward slope UK, first vertical curved section Z₁， Outward bay
Curved part W, falling curved part D, falling inclined part DK,
Second vertical bending section Z_Two, The second straight line Y_TwoIs three-dimensional
The first straight line portion Y₁And the second straight line portion Y_Two
Small pillars 17a are provided on the rising slopes UK and
The middle pillar 17b is provided in the falling slope DK,
Large struts 17c are provided on both sides of the direction bending portion W, respectively.
And the frame 16 is supported by the columns 17a, 17b, 17c.
The three-dimensional transport chain 1 is supported by the frame 16.
8 is provided rotatably, and the first straight portion Y₁For three-dimensional transportation
The driven device 19 of the chain 18 is_TwoDrive to
Each of the devices 20 is disposed, and both straight portions Y₁, Y_TwoNear
A work cradle (not shown) is arranged beside each. 2
1 is the first straight line part Y₁And the second straight line portion Y_TwoStanding on both sides of
Upward bending section U and second vertical bending section Z_TwoOn both sides of
It is a plurality of support rods each standing upright, both straight parts
Y ₁, Y_TwoThe first linear guide 22,
The second linear guide 23 is supported, and the rising curved portions U and
And the second vertical bending portion Z_TwoOf each of the support rods 21
Both ends of the id 24 are supported. In addition, the floor surface Y,
Rising curved part U, rising inclined part UK, first vertical direction
Curved section Z₁, Outward bending part W, falling bending part D,
Falling slope portion DK, second vertical bending portion Z_TwoSurrounded by
The space becomes an operator's passage T.

Next, in FIGS. 2A and 2B showing the structure of the three-dimensional transport chain 18, reference numeral 25 denotes a vertical plate portion.
a and a pair of bent plates having a horizontal plate portion 25b.
As shown in (B), both vertical plate portions 25a face each other, and
The horizontal plate part 25b is located outside. Reference numeral 26 denotes two cylinders arranged in parallel between the two vertical plate portions 25a, and both ends of a horizontal shaft 27 inserted through the two cylinders 26 via the bearings 26a penetrate through both the vertical plate portions 25a. I have. Reference numeral 28 denotes a plurality of connecting bodies each including the pair of bent plates 25, two cylindrical bodies 26, and two horizontal shafts 27. A connecting link 29 is provided on both sides between the connecting bodies 28, and one of the connecting links 29 is provided. A connecting link 29 on one side is connected to one end of the horizontal shaft 27, and a lateral support piece 30 is provided above and below a connecting portion 29a of the connecting link 29.
A horizontal roller 32 is fixed to a vertical axis 31 penetrating both support pieces 30. 33 is a connecting portion 29 of the connecting link 29 on the other side.
b is a vertical roller fixed to the other end of one of the horizontal shafts 27 that penetrates through the roller. An annular pressing plate 33a inserted through the other end of the horizontal shaft 27, and a pin 33b penetrating through the other end.
Thus, the connecting portion 29 of the connecting link 29 on the other side is connected to the horizontal shaft 27, and a horizontal roller 32 and a vertical roller 33 are attached to the other horizontal shaft 27 in reverse to the one horizontal shaft 27.
Numeral 34 denotes a plurality of flat plates, one surface of which is fixed to both horizontal plate portions 25b of each connecting body 28, and the flat plates 3 are spaced at a predetermined interval.
The support 35 is fixed to the other surface of the box 4 and each support 35 comes into contact with one surface or the other surface of the box H when the box H is transported. 3
Reference numeral 6 denotes a resin cushion material fixed to the other surface of each flat plate 34 between the two supports 35 on which the box H is placed, and prevents the box H from being damaged during transportation.

Next, the construction of the three-dimensional transport chain 18 in the three-dimensional transport device 15 for a box will be described with reference to FIGS. 1, 3 and 4. FIG. The frame 16 includes straight and curved receiving plates 16a and 160a.
A fixing plate 16b fixed to the center of the upper surface of the receiving plates 16a and 160a; a standing plate 16c standing on both sides of the fixing plate 16b; and a support mounted on the upper edges of the standing plates 16c. And a plate 16d. Incidentally, the straight line for receiving plate 16a is supported by a small post 17a is disposed on first straight portions Y ₁ and the second linear portion Y _2, received for the curved plate 1
60a is a rising curved portion U, a rising inclined portion U
K, the first vertical bending portion Z ₁ , the outward bending portion W, the falling bending portion D, the falling slope portion DK, and the second vertical bending portion Z _2. The located bending receiving plate 160a is supported by two middle columns 17b, and both side portions of the bending receiving plate 160a are supported by two large columns 17c. Then, the two support plates 16d
The lower end of the support rod 21 is attached to the outer surface of the
Both ends of each of the guides 21, 22, and 23 are mounted on the inner surface of the upper end of the support plate, and a support bracket 16e having a U-shaped cross section is mounted on the inner surface of both support plates 16d. Are supported. The rail main body 37 includes a board 37a, a vertical rail 37b erected on both side edges of the board 37a, and a horizontal rail 37c bent inward at the ends of the two vertical rails 37b. The two horizontal rollers 32 of each connector 28 slide on the rail 37b, and the two vertical rollers 33 of each connector 28 slide on both sides of the substrate 37a and the horizontal rail 37c.
, A three-dimensional transport chain 18 is rotatably provided. Reference numeral 38 denotes a sprocket connected to the driving device 20, and a gear 38a of the sprocket 38 is inserted between the cylinders 26 of the three-dimensional transport chain 18. And
Similarly to the driving device 20, a sprocket (not shown) is also connected to the driven device 19, and the three-dimensional transport chain 18 is wound around the sprocket 38 of the driving device 20 and the sprocket of the driven device 19. As shown in FIG. 4, the rail main body 37 has two rail main bodies 37 except for the drive unit 20 and the driven unit 19.
Substrates 37a are bonded together, and as described above, the substrates 37a
Are supported by the two supporting brackets 16e, and the three-dimensional transport chain 18 rotates three-dimensionally along the two rail bodies 37.

Next, the operation of transporting the box H will be described with reference to FIGS. The box H is moved from the work receiving table (not shown) of the first processing section to the first straight section Y _1.
Is transferred on the cushion members 36 between the supports 35 of the three-dimensional transport chain 18 located at the position shown in FIG. 3, and the driving device 20 is driven, as shown in FIG.
1 and 3, the three-dimensional transport chain 18 is rotated through the shaft 8, and the box H is moved in the direction of the arrow in FIGS. 1 and 3 (from the driven side to the driving side).
Transported to That is, the first straight portion Y ₁ , the rising curved portion U, the rising inclined portion UK, the first vertical curved portion Z.
_{1. In} the outward bending portion W, one support 35 contacts one surface of the box H, and the falling bending portion D, the falling slope portion DK, the second vertical bending portion Z ₂ , and the second straight portion Y _{In FIG. 2} , the other support 35 is in contact with the other surface of the box H, and the box H is moved from a work cradle (not shown) of the first processing unit to a work cradle (not shown) of the second processing unit. ).

When passing through the _first linear portion Y ₁ , the box H is conveyed in a linear direction with one of the supports 35 abutting on one surface of the box H, and from the first linear portion Y _1. When passing through the rising curved portion U, the support 35 moves perpendicularly to the tangent to the curved surface of the rising curved portion U. When the sheet is conveyed in a state of being in contact with the upper portion and passes from the rising curved portion U to the rising inclined portion UK, the support body 35 moves perpendicularly to the inclined surface of the rising inclined portion UK as shown by the solid line in FIG. to order, box H is conveyed obliquely upward in a state where one of the support 35 is in contact with one surface of the back box body H, when passing through the first longitudinal bend Z ₁ from the rising inclined portion UK, As shown by the chain line in FIG. To move perpendicular to the tangent of the curved bending portion Z _1, box H is conveyed in a state where the base of one of the support 35 in the lower part of one side of the box H abuts the first longitudinal If the curved portion Z ₁ passes through the outwardly curved portion W, as shown in FIG. 6, because the support 35 moves perpendicularly to the tangent of the curved surface of the outward curved portion W, box H, the box The body H is conveyed in a state where the side of one support 35 is in contact with the side of one surface.

When passing from the outward curved portion W to the falling curved portion D, the support 35 moves vertically to the tangent to the curved surface of the falling curved portion D, and the box H falls and curves by its own weight. Since the container H falls along the portion D, one surface of the box H is detached from one of the supports 35, and the other surface of the box H contacts the other support 35. When the box body H falls and falls along the curved portion D, the cushion member 36 can prevent the box body H from being damaged. When the support 35 moves perpendicularly to the inclined surface of the falling slope DK when passing from the falling curved portion D to the falling slope DK, the box H is the other surface of the box H. the other support member 35 is conveyed obliquely downward in contact with the, case of falling slope portion DK passes through the second longitudinal bend Z _2, as shown in FIG. 7, the support 35 second to move perpendicular to the longitudinal direction bending portion Z ₂ of the curved surface tangent, box H is conveyed in a state in which the leading end portion of the other of the support 35 comes in contact with the other surface of the upper portion of the box body H, If the second longitudinal bend Z ₂ passes through the second straight portion Y _2, box H is conveyed in a linear direction in a state where one of the support 35 is in contact with one surface of the back box body H.

As described above, since the three-dimensional transfer device 15 for a box according to the present invention can continuously transfer from one work receiving table to the other work receiving table without an intermediate standby work, the production efficiency is greatly improved. I do.

The three-dimensional transport chain 18 of the above-described embodiment is used.
Since the vertical plate portion 25a and the horizontal plate portion 25b of the bent plate 25 are formed integrally and the support pieces 30 are formed integrally with the connection links 29, the mass production effect of the three-dimensional transport chain 18 is large.

Further, since the two lateral rollers 32 which are not located on the same straight line are supported on both sides of the cushion member 36 of each connecting body 28 in the three-dimensional transport chain 18, stable support can be obtained and the weight can be reduced. Even a large box H can be transported.

Furthermore, since the three-dimensional transport chain 18 rotates three-dimensionally along the rail body 37, it is not necessary to use a simple electric train or a direction change device as in the prior art, and the number of these devices can be reduced. In addition, the installation space can be reduced, whereby the production line can be freely laid out and the passage can be easily secured.

[0022]

As described above, the three-dimensional transport device for a box according to the present invention comprises vertical rollers provided at both ends of one horizontal axis.
A horizontal roller is mounted on the other horizontal axis using a three-dimensional transport chain attached in the opposite direction to the one horizontal axis, and a predetermined distance is provided between both horizontal plate portions of the two folded plates in the three-dimensional transport chain. Attach a plurality of supports and provide a guide along the three-dimensional transport chain, abut each support on one side or the other side of the box, and position the box on both sides of the box. Since the box to be guided is transported in three dimensions, it can be easily transported in a narrow place even in a curved line, and the box can be transported continuously without intermediate standby work, greatly improving production efficiency. be able to.

Further, there is no need to combine a simple electric train or a direction changer, so that the number of drive sources and control devices for these devices can be reduced and the cost can be reduced. In addition, the production line can be freely laid out, and installation in a narrow place and securing of a passage can be easily performed. Further, unlike the related art, there is no need to lay running rails and square steel on the floor surface, and there is no danger of tripping the running rails and square steel when the worker passes through the passage, and safety can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view of a three-dimensional transport device for a box.

FIG. 2A is a perspective view of the three-dimensional transport chain of FIG. 1;
FIG. 2B is a cross-sectional view of a part of the linked body of FIG.

FIG. 3 is a front view of a driving part of FIG. 1;

FIG. 4 is a cross-sectional view of the outward bending portion W of FIG.

[5] box H rising inclined portion UK, is a side view showing a state passing through the first longitudinal bend Z _1.

FIG. 6 is a plan view showing a state in which the box H passes through the outward curved portion W.

[7] the box H falling slope portion DK, is a side view showing a state passing through the first longitudinal bend Z _1.

FIG. 8 is a perspective view of a conventional transport device.

FIG. 9 is an operation explanatory diagram of FIG. 8;

[Description of Signs] H: box body, 15: three-dimensional transfer device for box body, 18: three-dimensional transfer chain, 22: guide, 23: guide, 24: guide, 25: bent plate, 25a: vertical plate portion, 25b ... horizontal plate part,
26 ... cylindrical body, 27 ... horizontal axis, 28 ... connecting body, 29 ... connecting link, 29a ... connecting part, 30 ... support piece, 31 ... vertical axis, 3
2 ... horizontal roller, 33 ... vertical roller, 35 ... support.

Claims (2)

[Claims] 1. A three-dimensional transport chain for transporting a box in a three-dimensional direction, a plurality of supports disposed on the three-dimensional transport chain at predetermined intervals to support the box, and And a guide that stands on both sides of the chain and guides the box. 2. A pair of bent plates having a vertical plate portion and a horizontal plate portion, wherein the pair of bent plates are arranged so that the vertical plate portions face each other and the horizontal plate portions are positioned outside. Two cylinders are juxtaposed between the two cylinders, and both ends of the horizontal axis inserted in the cylinders are made to penetrate through the vertical plates. A connecting link is provided on both sides between a plurality of connecting bodies consisting of: a connecting shaft of one side connected to one end of one of the horizontal shafts; A horizontal roller is provided on the vertical axis passing through the two support pieces, a vertical roller is provided on the other end of the one horizontal axis passing through the connecting link on the other side, and the other horizontal axis is provided with the horizontal roller. A three-dimensional transport chain in which a vertical roller and the horizontal roller are mounted in a direction opposite to the one horizontal axis; and a box attached to the two horizontal plate portions at a predetermined interval. A plurality of supports abutting on one surface or the other surface; and guides provided along the three-dimensional transport chain and positioned on both side surfaces of the box to guide the box. A three-dimensional transport device for boxes, which transports in a three-dimensional direction.