JP2627211B2 - Roller bracket for conveyor - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a roller bracket used for a sub-conveyor, for example, for branching an article from a main conveyor or joining an article to a main conveyor.

2. Description of the Related Art In the above-described sub-conveyor, a roller shaft is supported via a bracket on a frame material that is inclined with respect to a transport path. As a conveyor having such an inclined cut end, a structure disclosed in, for example, JP-A-49-49382 has been provided. That is, a large number of rolls are arranged between a pair of left and right side plates, and one side plate is omitted at the end of the transport path. In this notched portion, the rolls are arranged so as to be gradually shorter, and the other end of the rolls is supported by the other side plate, and one end of the rolls is formed into an L-shaped bend on a frame material arranged at an angle. It is supported via a bracket that has been set.

Problems to be Solved by the Invention According to the conventional type described above, since the roll is supported by the bracket integrated with the frame material, when the inclined cutting direction is to be reversed, a bracket or the like corresponding thereto is required. Become. That is, the right cut and the left cut are required, and cannot be used for both. In addition, a large gap is formed on the outside of the bracket, so that the article is easily caught.

An object of the present invention is to provide a roller bracket for a conveyor which can be used for both left and right inclinations and can be disposed with a small gap.

Means for Solving the Problems To achieve the above object, a roller bracket for a conveyor according to the present invention is a roller bracket for supporting a roller shaft on a frame material inclined with respect to a transport path,
A thick-walled main body having a right triangle shape in plan view, and a bolt insertion hole formed through one corner of the main body in a vertical direction;
It is composed of a pair of roller shaft support holes in the thickness direction formed on one of the two sides forming one corner, and the oblique side of the main body is brought into contact with the side frame of the conveyor.

According to the configuration of the present invention, the roller bracket is placed on the frame in a state where one side is along the transport path,
Then, the roller bracket can be fixed to the frame member by fitting a bolt passed through the bolt insertion hole from above to the frame member side. Thus, the rollers can be arranged using the upper roller shaft support holes. In addition, by fixing the roller bracket to the frame member by changing the front and back sides, and using the roller shaft support hole which is a higher rank, it can be used for a conveyor having a different cutting direction. Further, since the oblique side of the main body is in contact with the side frame of the conveyor, the range of contact is widened, the rattling of the main body can be sufficiently prevented, and the roller bracket can be stably mounted on the conveyor.

Embodiment An embodiment of the present invention will be described below with reference to the drawings.

3 to 6, reference numeral 1 denotes a sub-conveyor for branching.
The main body frame 2 is formed in a U-shaped cross section by a pair of left and right side frames 2A and a base frame 2B connecting the lower portions of the side frames 2A, and a plurality of legs 3 connected to the base frame 2B.
At a predetermined height on the floor via An L-shaped mounting portion 4 is formed on the opposing inner surfaces of the upper portions of both side frames 2A, and a dovetail groove portion 6 that allows the nut body 5 to slide is formed at the position of the mounting portion 4 on the upper portion. One of the side frames 2A is a short length that is cut off on the side of the main conveyor 24, and a frame member 8 that is inclined with respect to the sub-transport path 7 extends between the free ends of the side frames 2A. Will be arranged. The frame member 8 has a channel shape in cross section, and is fixed to the main conveyor 24 side, the base frame 2B, and the like.

A large number of idler rollers 9 are disposed between both side frames 2A via support members 10, respectively. These support members 10 have a rectangular plate shape, and are disposed so as to be fitted into the mounting portion 4. A bolt hole in the plate thickness direction is formed at the center portion, and the bolt 11 passed through the bolt hole from the inside is fitted to the nut body 5 to be fixed to the side frame 2A. In the upper part, a roller bearing part 12 whose inner and upper parts are open
Is formed. The idler roller 9 includes a roller shaft 13 and a roller body 14 which is fitted to the roller shaft 13 so as to freely rotate. The both ends of the roller shaft 13 are fitted into the roller bearing portion 12 from above. It is supported on the body frame 2 side.
In the portion facing the frame member 8, the idle roller 9
Are gradually shortened, and the other ends of these idler rollers 9 are supported by the other side frame 2A via the support member 10,
One end is supported by the frame member 8 via the roller bracket 15.

The roller bracket 15 is shown in FIG. 1, FIG. 2, FIG.
As shown in FIG. 11, a thick main body 16 having a right-angled triangular shape in plan view, a bolt insertion hole 17 formed through a right-angled portion of the main body 16 in a vertical direction, and two sides forming the right-angled portion It is composed of a pair of roller shaft supports 21A and 21B in the thickness direction formed on the long side 18 of the rollers 18 and 19. Where the roller shaft support hole 2
1A and 21B are formed at right angles to the side surface at the center in the length direction of the side 18, and the hole shape is hexagonal in accordance with the free end shape of the roller shaft 13. Both ends of the bolt insertion hole 17 are formed in a large-diameter bolt head insertion portion 17a, so that the bolt insertion hole 17 has a shape in which a bolt can be inserted from both sides. Then, the roller bracket 15 can be fixed to the frame member 8 by engaging the bolt 22 passed through the bolt insertion hole 17 from above with the nut 23 on the frame member 8 side. At this time, the hypotenuse 20 facing the right angle part
When the side 18 is along the sub-transport path 7, the frame material 8
Are set so as to follow the inclination direction.

The driving device 30 for the idle roller 9 group is shown in FIGS.
As shown in FIG. 5, pulleys 32, 3 arranged at both ends of the side frame 2A
3, a drive frame 34 integrated with the side frame 2A, a drive pulley 36 linked to a motor 35 mounted on the drive frame 34, a guide pulley 37 and a tension pulley 38 mounted on the drive frame 34, and each pulley.
The roller 39 is fixed to the main body frame 2 in a state where the belt 39 is pressed against the lower surface of the roller main body 29 while being stretched between 32, 33, 36, 37, and 38. Reference numeral 40 denotes a guide body disposed above the side frame 2A.

The main conveyor 24 forms a main transport path 25,
Like the sub-conveyor 1, the main frame 26 includes a pair of left and right side frames 26A, and a group of idler rollers 28 attached to the side frames 26A via support members 27. Here side frame 26A
The frame member 8 is disposed with the outer surface applied thereto, and the roller bracket 15 also has the oblique side 20 applied thereto.

In the above embodiment, the mounting of the roller bracket 15 is as follows.
After being placed at a predetermined position on the frame member 8, the bolt 22 that has passed through the bolt insertion hole 17 from above is engaged with a nut 23 on the frame member 8 side. At that time, the frame material 8
The hypotenuse 20 is aligned with the outer surface of. Before and after installation,
The roller shaft 13 of the idle roller 9 is inserted into the upper roller shaft support hole 21A.
Is inserted.

By driving the belt 39 by the motor 35, the idler roller group 9 can be forcibly rotated, whereby the articles branched from the main conveyor 24 can be conveyed.

For example, when the sub-conveyor 1 is placed in a line opposite to the above-described direction with respect to the main conveyor 24, the roller bracket 15
Is used upside down. That is, the lower roller shaft support hole 21B is set as the upper position, and the common bolt insertion hole 17
And is fixed to the frame member 8 by bolts 22 passed through.

Also, since the oblique side 20 of the main body 16 of the roller bracket 15 is in contact with the side frame 26A of the main conveyor 24, the range of contact is widened, and the backlash of the main body 16 can be sufficiently prevented, and the roller bracket 15 It can be stably mounted on the main conveyor 24.

Effects of the Invention According to the present invention having the above-described configuration, when fixing the roller bracket to the frame member, the roller bracket can be used for both right-cut and left-cut inclines simply by selecting its front and back. Further, since the plane view is a right triangle, the gap generated by the inclined arrangement can be filled with the roller bracket, and the gap can be reduced, so that the article can be delivered without being caught.

Further, since the oblique side of the main body is in contact with the side frame of the conveyor, the range of contact is widened, the rattling of the main body can be sufficiently prevented, and the roller bracket can be stably mounted on the conveyor.

[Brief description of the drawings]

Drawings show an embodiment of the present invention, FIG. 1 is a perspective view of a roller bracket, FIG. 2 is a longitudinal sectional front view in the attached state,
FIG. 3 is a plan view of the conveyor, FIG. 4 is a side view of the same, FIG. 5 is a front view of a cutaway portion of the same part, FIG.
8 is a front view of the roller bracket, FIG. 8 is a plan view thereof, FIG. 9 is a rear view thereof, FIG. 10 is a right side view thereof, and FIG. 11 is a left side view thereof. DESCRIPTION OF SYMBOLS 1 ... Sub-conveyor, 2 ... Body frame, 7 ... Sub-conveyance path, 8 ... Frame material, 9 ... Idling roller, 10 ... Support member, 12 ... Roller bearing part, 13 ... Roller shaft ,14…
... roller body, 15 ... roller bracket, 16 ... body,
17 Bolt insertion holes, 18, 19, 20 Side, 21A, 21B Roller shaft support holes, 22 Bolts, 24 Main conveyor, 25
... Main transport path, 26 ... Main body frame, 28 ... Idle rollers, 30 ... Drive device.

Claims (1)

(57) [Claims] 1. A roller bracket for supporting a roller shaft on a frame member inclined with respect to a transport path, comprising: a thick-walled main body having a right-angled triangular shape in plan view; A bolt insertion hole formed therethrough;
A pair of roller shaft support holes in the thickness direction formed on one of the two sides forming the two corners, wherein the oblique side of the main body is brought into contact with a side frame of the conveyor. Roller bracket.