JPS6123018A - Chain rail for conveyer - Google Patents

Abstract

PURPOSE:To travel and guide accurately smoothly a chain by providing an unified guide rail to fit and hold a connection between both side rails at the depth for slidably guiding the endless chain. CONSTITUTION:Upper and lower side rail frames 3, 4 mounted on the side of a stay 14, and projecting laterally parallel to each other from the deep wall 16 have recesses in which is received a guide rail 9 prevented from being dropped out by upper and lower lips 18 at a side opening 17 on the projecting end of the rail frame. Lugs 20 provided to project toward a chain roller portion 19 inside respective guide portions 6, 7 of both upper and lower sides of the guide rail 9 regulate the right and left positions of a chain 2 transfer path. The guide rail 9 received in the four frame surfaces of the upper and lower rail frames 3, 4 the deep wall 16 loated right and left and the lip 18 is automatically fitted and held in the upper, lower, right and left surfaces by the elastic force of the guide rail tending to expand.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application This invention relates to a chain rail for a conveyor, and is of a type in which an endless chain of the conveyor is clamped and guided from both sides of the chain 7. It can be used for conveyors, etc.

Problems to be Solved by the Invention For example, in a fruit sorting conveyor or the like, where the weight of an object placed on a receiver is added to one side of the endless check 7, the check 7 is maintained in a cantilevered manner for conveyance. In this case, it is necessary to have a chain rail structure that allows the chain 7 to hold down the object from above and below as it tries to tilt toward the object to be transported, and to guide the movement smoothly with less frictional resistance. On the other hand, the mounting structure must be such that the checker 7 can be slidably guided with high accuracy and smoothly.

Means for Solving the Problem The present invention provides a double-side rail frame (3) ( ) provided along both sides of a rotating endless checker 7 (2) on which receivers ( ], ) for placing objects to be transported are disposed. 4) In the space (5), install guide parts (6) and (7) made of a hard synthetic resin material to slide and guide both sides of the check 7 (2) at the connecting part (8) on one side edge. The integrally provided guide rail (9) is configured as a chain rail of a conveyor in which the continuous casting part (8) is positioned on the back side and fitted and held.

Functions and Effects of the Invention When the endless chain (2) is driven and rotated, the chain 7 (2) supporting the receiver (1) has both sides connected to the guide parts (6) and (7) of the guide rail (9). It is guided in sliding contact with the inner facing surface of the receiver (1) and the objects to be transported supported by the receiver (1).
) itself, etc. can be received by the outer rail frames (3) and (4) via these guide parts (6) and (7), and this guide rail (9) is made of a hard synthetic resin material. Since the check 7 (2) is guided from both sides, the sliding contact guidance resistance is reduced, and the guide parts (6) and (7) are connected at the back side between the rail frames (3) and (4). Since the rail frame (3) and (4) are connected in series and have an integral configuration, the rail frame (3) and (4)
) In addition to being easy to fit between the rails (9), the rails (9) have stable rails (9) and guide functions that do not easily shift after fitting.

In addition, when the guide rail (9) is molded from a synthetic resin material, it is expanded to form a planar plate shape or a slightly open V-shape, and when it is bent, it is configured to be elastically biased in the opening direction. Both side rail frames (3) along both sides of the endless checker 7 (2)
(4) When assembling into the space (5), bend at the connecting part (8) and insert this bent part first into the space (5) from one side of the rail frame (3) (4). When the repeating part (8) is positioned on the back side, the guide rail (9) is pressed and held between the rail frames (3) and (4) on both sides by the force of the snapping force when the guide rail (9) tries to open. Ru. Move the guide rail (9) in the transport direction (a)
Even if the rail frame (3) is formed integrally with the rail frame (3), it can be easily
4) Can be assembled. After this, the carrier (2) is inserted from one end between the guide parts (6) and (7) on both sides to form an endless shape, the receiver (1) is attached, and the object to be transported is placed on it. When conveying, the endless checker 7 (2) is reliably guided in sliding contact with the guide rail (9) and the rail frames (3) and (4) on both sides, and can continue rotationally conveying silently.

In the embodiment diagram, a plurality of receivers (1) which are rotatably pivoted laterally with respect to the mounting body 00 disposed on one side of the chain 7 (2) are separately mounted on the mounting body OQ. The fruit is held in the receiving posture by the provided engaging tool (lυ) and transported, and the engaging tool α is
A fruit conveyor will be described by way of example in which the fixation of η is released, the receiver (1) f: is overturned, and the fruit placed on the receiver (1) is discharged.

7 (2) C, a pair of left and right roller chains are arranged in parallel, and a link pin common to them (1 for a pair of protruding parts α, which protrude to one side in the conveyor transfer direction (a)) It is configured to provide a mounting body qQ for the body.

The rail frame (2) (3) is fixed to the vertical installation stay αΦ of the conveyor machine frame (attached to the side of +41, with a mounting hole provided in the mounting part 0υ) using a nut. be done. A vertical back wall OQ is provided on the side of the mounting part 0■, and the upper rail frame (3) and the lower rail frame ( 4) to form a horizontal concave shape, an opening αη is formed on the side surface of the protruding end, and a shield portion (to) is formed above and below the opening ′αη, and this shield portion 08) Rail frame (3) formed by (4) and the back wall (3)
(4) It is configured to prevent the guide rail (9) accommodated in the space (5) from being removed.

The guide rail (9) has guide parts (6) and (7) on both the upper and lower sides.
A convex portion (A) that protrudes toward the roller part 09) of the check 7 (2) corresponding to the normal cross-sectional shape of the check 7 (2) is provided on the inner surface of each of the check 7 (2), so that the left and right transfer paths of the check 7 (2) are connected to each other. The rails are configured to fully control the position of ``1 lower guide section (6) (7) ``e
They are connected by a thin connecting part (8), and in the center of this connecting part (8) there is a back wall 0Q (21)T which is thicker than the connecting part (8).
h, and before being attached to the rail frame (3), it is unfolded and formed into a long plate shape along a straight line with the upper and lower guide portions (6) (7) and the connecting portion (8).

The guide rail is made of a hard resin material such as ultra-high molecular weight polyethylene, which has wear resistance and elasticity.

The receiver (1) is a shaft installed horizontally along the conveyor transfer direction (A) on the upper part of the mounting body 00 which is attached to the chain 7 (2) by fitting 0 link pins of the chain (2). (stomach)
The shaft (A) is supported so that it can be rotated sideways, and the retaining pin holder provided on the chain (2) side of the holder (1) is
The chain (2) of the engaging tool 01) engages with the hook (c) part of the engaging tool θυ that is received by the shaft in the north to convey the object.
It is constructed so that it receives an external force on the arm part (c) that protrudes from the frame, and falls out of its hold.

(Company) is an elastic body that elastically biases the receiver (1) toward the falling side.
C) is an elastic body that resiliently urges the engaging member 01) toward the hook (C) portion retaining side.

Note that the receiver (1) may be of other forms or may be of a type that does not fall over.

When the guide rail (9), which is unfolded and formed into an integral long plate shape, is bent, it curves at its thin connecting part (8), and the upper and lower guide parts (6) and (7) You can use the horns to hold down the object that is about to open, and push it in from either the front or rear end of the rail frame (, 3) (4) side opening aη or the conveyor transport direction (a), and open the upper and lower rail frames (3) (
4), the back wall OQ located on the left and right, and the raku part α8). Simple and easily installed.

After inserting the chain from one end in the transfer direction (a) between the upper and lower guide parts (6) and (7) of the attached guide rail /I/(9) to make it endless, the receiver (1), Torikitai 00
When an assembly such as an engaging tool 0υ is attached and the conveyor is rotated to transfer fruits on multiple receivers (1), the Qi absorbs vibrations and silently conveys the fruits. Due to the measurement of the measuring device at the discharge part of the
) When an external force is applied to the upper surface of the arm part (A), the engaging tool αυ rotates about the axis in the direction in which the hook (C) is disengaged, and the receiver (1) with the fruit placed on it Sorting work, such as discharging fruits by rotating the shaft (a) in and out, can be stably maintained over a long period of time by the guide rail (9) made of abrasion-resistant resin.

[Brief explanation of the drawing]

The drawings show an embodiment of the present invention, in which FIG. 1 is a partially sectional front view, FIG. 2 is a side view, and FIG. 3 is a partially front view. In the figure, (1) is the receptor, (2) is the chain, (3) (4
) indicates the rail frame, (5) indicates the opening gate, (6) (7) indicates the guide section, (8) indicates the connecting section, and (9 indicates the guide =/shi).

Claims (1)

[Claims] Both side rail frames (3) (
4) Inside the gap (5), guide parts (6) and (7) made of a hard synthetic resin material and which slide and guide both sides of the chain (2) are integrated at a connecting part (8) on one side edge. A chain rail for a conveyor in which a guide rail (9) provided as a target is fitted and held with the connecting portion (8) located on the back side.