JP2000296917A - Rubber ring feeder - Google Patents

Abstract

PROBLEM TO BE SOLVED: To feed various types of rubber rings or one type of rubber ring continuously in a large amount. SOLUTION: This rubber ring feeder has a conveyance device having a looped conveyance track and a discharge device discharging rubber rings mounted on a pallet device 3. The pallet device 3 has a movable plate 11 mounted movably in a vertical direction on a fixed plate 10 and a guide guiding the rubber rings mounted on the movable plate 11. The discharge device is equipped with a driving mechanism 23 having an elevating rod 19 protruding and retracting between a standby position and a working position for pushing up the movable plate 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technology for mounting a rubber ring on a cylindrical body such as a rib pipe, and more particularly to a rubber ring supply mounting.

[0002]

2. Description of the Related Art Conventionally, pipes such as vinyl pipes, rib pipes, iron pipes and the like have a joint structure in which one end of the pipe is used as a receiving port and the other end is used as an insertion port. Is inserted into the socket of the other tube. In order to ensure watertightness between the receiving port and the insertion port, a rubber ring as a sealing material is attached to the inner peripheral surface of the receiving port or the outer peripheral surface of the insertion port. In this mounting operation, the rubber ring is expanded in diameter by human power and mounted at a predetermined position.

[0003]

The rubber ring has a different diameter for each type of pipe, and it is necessary to change the setup every time the type of pipe flowing through the production line changes. Each time, the pallet on which the rubber ring is mounted is required. Need to be replaced. For this reason, when performing the production of a large variety of small lots, the changeover frequently occurs, and the production efficiency deteriorates.

An object of the present invention is to provide a rubber ring supply device capable of continuously supplying a large amount of rubber rings of various kinds or one kind of rubber rings in large quantities. I do.

[0005]

In order to solve the above-mentioned problems, the rubber ring supply mounting of the present invention comprises a transfer means having a loop-shaped transfer path between an unloading station and a loading station, and a transfer path of the transfer means. A pallet means removably mounted on the pallet device, and a discharge means disposed at an unloading station for discharging a rubber ring mounted on the pallet device. A movable plate mounted on the movable plate, and a guide that guides a rubber ring that is erected on the fixed plate by passing through a guide through hole formed in the movable plate, and stacked on the movable plate. And a discharge means extending and retracting between a standby position below the conveying track surface and an operating position above the conveying track surface, and a rod through-hole formed in the fixed plate. A lifting rod abuts against the lower surface of the movable plate inserted to, in which a drive unit for vertically driving the lift rod.

According to the above construction, the pallet means having a plurality of rubber rings stacked and mounted on the movable plate is loaded on the transport track of the transport means at the loading station, and the plurality of pallet means are sequentially placed on the transport track. Array. At this time, different types of rubber rings may be placed on each pallet means, or the same type of rubber rings may be placed on all pallet means, and the same type of rubber ring may be placed on an appropriate number of pallet means. A rubber ring may be placed.

[0007] The pallet means on which the rubber ring to be taken out is mounted is carried by the carrying means to the take-out station. By driving the driving device of the discharging means, the lifting rod evacuated to the standby position below the conveying track surface is pushed out above the conveying track surface by inserting the rod through hole formed in the fixed plate, and is pushed out to the lower surface of the movable plate. It is made to stand by in the contact position. When removing the rubber ring, the movable plate is pushed up by the lifting rod, all the rubber rings are lifted along with the movable plate along the guide, and the movable plate is sequentially pushed up by a distance corresponding to the height of one rubber ring. And one rubber ring at a time.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the rubber ring supply device 1 includes a transfer device 2 and a plurality of pallet devices 3 which are detachably mounted on the transfer track. Transfer device 2
Combines a linear track formed by the chain roller device 4 and a pair of turntable devices 5 disposed at both ends of the linear track to form a loop-shaped transport track between the unloading station T and the loading station (not shown). Has formed.

As shown in FIGS. 2 to 5, the turntable device 5 is a turntable 6 that supports the pallet device 3.
And a sprocket 8 for reversing the pallet device 3 and a driving device 9 for driving the sprocket 8. The pallet device 3 has a disk-shaped fixed plate 10 that comes into contact with the transport track, and a movable plate 11 that is placed on the fixed plate 10 so as to be able to move up and down. 12 is established,
A guide through hole 11 a for inserting the guide 12 into the movable plate 11 is formed.

The guide 12 guides a rubber ring 14 which is stacked and mounted on the movable plate 11.
The rubber ring 14 is formed of a plate-like body curved in a circular arc shape, and is provided concentrically at a plurality of locations at appropriate intervals in the radial direction so as to correspond to a plurality of types of diameters of the rubber ring 14. A plurality of guide pins 15 for guiding the movable plate 11 are erected on the fixed plate 10, and the guide pins 1
5 is formed. An engagement shaft 17 that engages with the sprocket 8 is provided on the lower surface of the fixed plate 10.

The discharge station T is provided with a discharge device 18. The discharge device 18 is composed of four lifting rods which are integrally moved over a standby position below the conveying track surface and an operating position above the conveying track surface. 19, a drive mechanism 23 including a pinion 21 that meshes with a rack 20 formed on one lifting rod 19 and a motor 22 that rotates the pinion 21, and a sensor 24 that detects a standby state of the lifting rod 19. The lifting rod 19 is inserted into the rod through holes 25 formed at four places of the fixed plate 10 and abuts on the lower surface of the movable plate 11. The turntable 6 and the sprocket 8 are formed with through holes 6a and 8a at positions corresponding to the rod through holes 25 for inserting the lifting rod 19, respectively.

With the above configuration, a plurality of pallet devices 3 in which a plurality of rubber rings 14 are stacked and mounted on the movable plate 11 are prepared. A different type of rubber ring may be placed for each pallet device 3, or the same type of rubber ring 14 may be placed for all pallet devices 3, and the same number of pallet devices 3 Different types of rubber rings 14 may be placed.

At a loading station (not shown), a plurality of pallet devices 3 are sequentially loaded into the transport device 2, and each pallet device 3 is placed on the transport track so that the rod through holes 25 are located before and after in the transport direction. Place. A plurality of pallet devices 3 are circulated and transported in a loop orbit by the transport device 2. In other words, the pallet device 3 is conveyed by the chain roller device 4 on a straight track, and the sprocket 8 meshing with the engagement shaft 17 is rotated by the drive device 9 on the curved track, whereby the pallet device 3 is turned by the turntable 6 and the ball table 7. It is turned around the axis of the turntable 6 while supporting it.

By this transport, the pallet device 3 on which the rubber ring 14 of the type to be removed is mounted is transported to the removal station T, and the pallet device 3 is positioned above the discharge device 18 by turning the pallet device 90 degrees by the turntable device 6. I do. The rubber ring 14 is supplied by driving the drive mechanism 23 of the unloading device 18. The motor 22 is driven to drive the pinion 21, and the pinion 21 and the rack 20 are driven.
The lifting rods 19 retracted to the standby position below the conveying track surface are pushed through the rod through holes 25 formed in the fixed plate 10 and extruded upward from the conveying track surface by the engagement of It is made to stand by in the contact position.

When the rubber ring 14 is taken out, as shown in FIG. 6, the movable plate 11 is pushed up along the guide pin 15 by the lifting rod 19, and all the rubber rings 14 together with the movable plate 11 are lifted along the guide 12. By sequentially pushing up the movable plate 11 by a distance corresponding to the height of one rubber ring 14, the rubber rings 14 are sequentially supplied one by one.

When the pallet device 3 is replaced, the lifting rod 19 is lowered to the retracted position, and after being confirmed by the sensor 24, an arbitrary pallet device 3 is transferred to the unloading station T by driving the transfer device 2, and the above-described operation is performed. Perform

[0017]

As described above, according to the present invention, a plurality of pallet means are arranged on a loop-shaped conveying track, and a rubber ring to be taken out, which is laminated on a movable plate of the pallet means, is movable by a lifting rod. By pushing up the plate, rubber rings can be supplied one by one, and a large variety of rubber rings or a single type of rubber ring can be continuously supplied in large quantities.

[Brief description of the drawings]

FIG. 1 is a plan view of a rubber ring supply device according to an embodiment of the present invention.

FIG. 2 is a side view of the rubber ring supply device according to the embodiment.

FIG. 3 is an enlarged view of a main part of the rubber ring supply device according to the embodiment.

FIG. 4 is a plan view of a movable plate according to the embodiment.

FIG. 5 is a plan view of a fixing plate according to the embodiment.

FIG. 6 is a schematic view showing the operation of the rubber ring supply device according to the embodiment.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 rubber ring supply device 2 transfer device 3 pallet device 10 fixed plate 11 movable plate 12 guide 14 rubber ring 18 discharge device 19 lifting rod

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Toshiyuki Hirano 2-47, Shizitsuhigashi 1-chome, Naniwa-ku, Osaka-shi, Osaka F-term (reference) 3C030 AA12 AA19 3F030 AA01 AB04 BB01 BB02 BC00 3F072 AA22 AA29 GA01 GD03 GD05 GD08 GE03 GE05 GG04 HA05 JA06 KA15 KB03 KB05 KB08 KB15 KB18 KE04

Claims (1)

[Claims] 1. A transfer means having a loop-shaped transfer path between an unloading station and an input station, a pallet means removably mounted on the transfer path of the transfer means, and a rubber ring mounted on a pallet device. Discharging means arranged at an unloading station for discharging, wherein the pallet means comprises:
A movable plate placed on the fixed plate so as to be able to move up and down,
A guide that guides a rubber ring that is erected on the fixed plate by passing through a guide through hole formed in the movable plate, and is stacked and mounted on the movable plate; A lifting rod that moves back and forth between the lower standby position and the operation position above the conveying track surface, passes through a rod through hole formed in the fixed plate, and contacts the lower surface of the movable plate, and a drive that drives the lifting rod up and down A rubber ring supply device comprising: a device;