JPH0829807B2 - Guide rail mounting structure for automatic warehouse loading / unloading device - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a guide rail mounting structure for an automatic warehouse loading / unloading device for guiding a carriage in an automated warehouse.

2. Description of the Related Art In a conventional automated warehouse, as shown in FIGS. 4 to 7, shelves 1 are arranged side by side with a passage 2 in between, and a plurality of compartment storage spaces 3 are arranged vertically and horizontally on each shelf 1. Is formed in. The storage object 4 is stored in the partitioned storage space 3 directly or via a pallet or bucket. And the access device 5 is arrange | positioned in the passage 2, and the access device 5 is
A traveling carriage 6 that reciprocates along the aisle 2 along the shelves 1 and an upper portion of the traveling carriage 6 that is vertically provided and has an upper end at the passage 2.
Pillar 8 guided by a ceiling rail 7 provided along the
And a carriage 9 that moves up and down by being guided by the pillar 8.
The carriage 9 is provided with a loading / unloading tool 10 for transferring the to-be-stored object 4 to each of the partitioned storage spaces 3. One end of a pair of chains 11 is connected to the carriage 9 to support the carriage 9. The chains 11 are bridged above and below the column 8 via sprockets 12, and the other end is inside the column 8. The counterweight 13 is movably arranged in the vertical direction.

And the wheels 14 provided on the carriage 9 are attached to the columns 8.
A guide rail 15 for guiding the guide rail 15 is provided, and the guide rail 15 is attached to the column 8 via a bracket 16. The bracket 16 is fixed to the support 8 by welding, and the guide rail 15 is fixed to the bracket 16 with bolts 17.

However, according to the conventional configuration described above, the bracket 16
Is fixed to the column 8 by welding.
It was necessary to remove the strain generated in the column 8 during welding after welding. In addition, in order to fix it by welding, the column 8
Since the contact surface of the bracket 16 with respect to the bracket 16 must be formed in a shape along the outer peripheral surface of the pillar 8, the versatility as a part of the bracket 16 is lost, and the outer diameters of plural kinds of pillars 8 having different outer diameters are different. There was a problem that multiple types of brackets 16 had to be prepared depending on the situation.

The present invention solves the above problems, and an object of the present invention is to provide a guide rail mounting structure for an automatic warehouse loading / unloading device, in which the same bracket can be mounted on a plurality of types of columns having different outer diameters.

Means for Solving the Problems In order to solve the above problems, the present invention relates to an automatic warehouse loading / unloading device in which a guide rail is attached to a support via a bracket, and a guide rail moves up and down. A pair of fixing bolts are provided so as to be spaced apart from each other, and the pedestal part of the bracket, which is laid across the fixing bolts, is formed by bending it at an appropriate angle so as to hold the stanchion. The rail support protruding in the radial direction of is integrally formed,
A long hole for inserting the fixing bolt into the pedestal is formed long in the circumferential direction of the column, the fixing nut that is screwed to the fixing bolt is tightened to fix the pedestal to the column, and the rail support section is fastened with the fastening bolt. The guide rail is fixed.

With the above-described configuration, when the bracket is attached to the column, the fixing bolt is inserted into the long hole of the pedestal, the pedestal is brought into contact with the column at two points on the peripheral side surface of the column, and the pedestal is tightened by tightening the fixing nut. To the column. Also, when the bracket is attached to the column when the diameter of the column and the distance between the fixing bolts are different, the long hole of the pedestal allows the difference in the distance between the fixing bolts to allow the fixing bolt to be inserted. Since the pedestal is bent so as to sandwich the stanchion, a difference in diameter of the stanchion is allowed, and the pedestal always contacts the stanchion at two points, so that the pedestal is kept stable with respect to the stanchion. Therefore, the bracket has versatility for a plurality of types of pillars having different diameters, and the number of kinds of brackets that can be stocked can be reduced.

Embodiment An embodiment of the present invention will be described below with reference to the drawings. 1 to 3, the column 21 is formed of a circular pipe, and a guide rail 24 for guiding a wheel 23 provided on a carriage 22 is attached to the column 21 via a bracket 25. The bracket 25 is integrally formed with a pedestal portion 26 that comes into contact with the outer peripheral surface of the column 21, and a rail support portion 27 that projects in the radial direction of the column 21. The pedestal portion 26 is formed by bending it at an appropriate angle so as to sandwich the support column 21, and the pedestal portion 26 is bridged over a pair of fixing bolts 28 projecting from the support column 21 at appropriate intervals in the circumferential direction. Are arranged. That is, the first elongated holes 29 for inserting the fixing bolts 28 are formed on both sides of the pedestal portion 26 so as to be long in the circumferential direction of the column 21.
The pedestal portion 26 is arranged by inserting the fixing bolt 28 into the first elongated hole 29. The pedestal portion 26 is fixed to the support column 21 by tightening a fixing nut 30 that is screwed into the fixing bolt 28. Further, the rail support portion 27 has a second elongated hole 31.
Are formed to be long in the radial direction of the column 21. The guide rail 24 has a groove for inserting the rail support 27.
32 is formed in the axial direction, and one side part 33 of both side parts 33, 34 forming the groove part 32 is formed longer in the radial direction of the column 21 than the other side part 34, and one side part 33 A third elongated hole 35 is formed at an appropriate position in the axial direction of the guide rail 24. The guide rail 24 has the groove 32 and the rail support 27 inserted therein, and the second long hole 31 and the third long hole 35.
Are mounted on the bracket 25 in a state where they are overlapped with each other, and the third long hole 35 of the guide rail 24 and the rail support portion are attached.
The guide rail 24 is fixed to the bracket 25 by inserting the fastening bolt 36 through the second elongated hole 31 of 27 and tightening the fastening nut 37 screwed onto the fastening bolt 36.

The operation of the above configuration will be described below. When attaching the bracket 25 to the column 21, the fixing bolt 28 is inserted into the first long hole 29 of the pedestal portion 26, the pedestal portion 26 is brought into contact with the column 21 at two points on the circumferential side surface of the column 21, and the fixing nut 30 is attached. The pedestal portion 26 is fixed to the column 21 by tightening. In addition, when the bracket 25 is attached to the column 21 when the diameter of the column 21 and the distance between the fixing bolts 28 are different, the first elongated hole 29 of the pedestal portion 26 allows the difference in the distance between the fixing bolts 28. The fixing bolt 28 can be inserted. Also, the pedestal part 26
Since the column is bent so as to sandwich the column 21, a difference in diameter of the column 21 is allowed, and the pedestal portion is always in contact with the column at two points to maintain stability of the pedestal portion with respect to the column. Therefore, the bracket has versatility for a plurality of types of pillars having different diameters, and the number of kinds of brackets that can be stocked can be reduced. Further, since the bracket 25 is attached to the support column 21 without welding, it is possible to eliminate the step of removing the strain of the support column 21 necessary when welding.

In addition, the second elongated hole 31 enables the position adjustment of the fastening bolt 36 in the radial direction of the column, and the third elongated hole 35 enables the position adjustment of the guide rail 24 with respect to the fastening bolt 36 in the axial direction. 22 wheels 23
The guide rail 24 can be arranged in an optimum state with respect to.

As described above, according to the present invention, when the column diameter and the distance between the fixing bolts are different, the long hole of the pedestal allows the difference in the distance between the fixing bolts to allow the fixing bolt to be inserted. This is not possible, but since the pedestal part is bent so as to hold the stanchion, a difference in the diameter of the stanchion is allowed and the pedestal part is always 2
Since the pedestal abuts at a point and the pedestal is kept stable against the column, the bracket can be attached to multiple types of columns with different diameters, making the bracket versatile Can be reduced.

[Brief description of drawings]

1 is an overall configuration diagram showing an embodiment of the present invention, FIG. 2 is a sectional view taken along the line AA of FIG. 1, FIG. 3 is a perspective view of a bracket and a guide rail, and FIG. Fig. 5 is an overall front view of the automated warehouse, Fig. 5 is an overall side view of the automated warehouse, Fig. 6 is a side view showing a conventional guide rail mounting structure, and Fig. 7 is a sectional view taken along the line BB in Fig. 6. Is. 21 …… Posts, 23 …… Wheels, 24 …… Guide rails, 25 ……
Bracket, 26 ... Pedestal part, 27 ... Rail support part, 28 ...
… Fixing bolt, 29 …… First slot, 30 …… Fixing nut, 31
…… Second slot, 35 …… Third slot.

Claims (1)

[Claims] 1. An automatic warehouse loading / unloading device in which a guide rail is attached to a prop via a bracket, and the carriage is guided up and down by the guide rail, and a pair of fixing bolts are provided on the prop at a suitable interval in the circumferential direction. The pedestal part of the bracket that is placed over the fixing bolt is formed by bending it at an appropriate angle so as to hold the stanchion, and the rail support part that protrudes in the radial direction of the stanchion is integrally formed on the pedestal part of the bracket. Then, form a long hole for inserting the fixing bolt in the pedestal part in the circumferential direction of the column, tighten the fixing nut screwed to the fixing bolt to fix the pedestal part to the column, and tighten the fastening bolt on the rail support part. A guide rail mounting structure for an automatic warehouse loading / unloading device, characterized in that the guide rail is fixed through the guide rail.