JPS61143105A - Apparatus for automatically feeding raw material rubber - Google Patents

Abstract

PURPOSE:To feed each piece of raw material rubber automatically and safely to a mixer side, by arranging, between a pallet and a charging conveyor, a transferring apparatus for transferring the raw material rubber to the charging conveyor and a delivering apparatus for delivering the raw material rubber to the charging conveyor. CONSTITUTION:After a raw rubber material W on a pallet 3 is conveyed and placed no a rotating table 9, the pallet 3 is lifted to a prescribed position by a link mechanism 8. A clamping mechanism of a transferring apparatus 5 that has waited over it is lowered to a prescribed position, and one piece of the raw material rubber W is clamped by a clamper. After the completion of the clamping, the raw material rubber W is lifted to a prescribed position and is transferred over an arranging conveyor 4 and is placed thereon. Then it is conveyed to a prescribed position and is delivered to a charging section 1a of a charging conveyor 1 by a delivering apparatus 6. The delivering raw material rubber W abuts against a stopper 22c, where it is stopped, and is caused to wait there until it is delivered.

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to an automatic feeding device for raw rubber, and more specifically, a system for clamping carbon-containing synthetic rubber stacked on a pallet one by one with a sure number. This is an automatic feeder for raw rubber that is automatically fed to an input conveyor connected to a mixer.

(Prior Art) Carbon-containing synthetic rubber (including oil-containing rubber), which is generally used as a raw material for tires, is harder than ordinary synthetic rubber.

In this way, hard, carbon-containing synthetic rubber is transported in a stacked state on a pallet, and when the carbon-containing synthetic rubber on this pallet is fed into a mixing machine, conventionally, it is broken down one by one using a hand key and mixed. It was being supplied to the input conveyor connected to the machine.

However, since all of this conventional supply work was done manually, the work efficiency was extremely low.Furthermore, as mentioned above, carbon-containing synthetic rubber is hard, making it inconvenient to remove, and also poses safety concerns. There were also problems with the surface.

In addition to the above-mentioned handcuff work, in the past, a device for piercing carbon-containing synthetic rubber (Utility Model No. 50-8768
0) have also been proposed, but because they are made of hard rubber, they lack reliability and are dangerous.

[Purpose of the invention]

This invention was devised by focusing on the conventional problems, and its purpose is to reliably clamp the raw rubber and supply it automatically and safely to the mixing machine. The present invention provides an automatic feeder for raw rubber that has a simple configuration and can be manufactured at low cost. [Structure of the Invention] In order to achieve the above-mentioned object, the present invention provides a system in which one raw rubber on the pallet is placed between a pallet in which raw rubber is stacked in multiple stages and an input conveyor connected to a supply section of a mixer. A transfer device that clamps each piece and transfers it onto an input conveyor;
The gist is that a dispensing device is provided for dispensing the transferred raw material rubber to an input stiff hair.

[Embodiments of the invention]

The present invention will be described in detail below based on the accompanying drawings.

FIG. 1 is a plan view of an automatic feeding device embodying the present invention, and FIG. 2 is a front view of FIG. Conveyor), 2 is a lift device for raising and lowering a pallet 3, on which raw rubber W such as carbon-containing synthetic rubber is stacked in advance in multiple stages, and the lift device N2
placed on top.

Between the input conveyor 1 and the lift device 2, there is a transfer bag M for clamping the raw rubber W on the pallet 3 one by one and transferring it onto the alignment conveyor 4 connected to the input conveyor 1.
5 and the raw rubber W on the alignment conveyor 4 is fed into the conveyor 1.
A dispensing device 6 for dispensing one by one at regular intervals is provided.

The lift device 2 has a rotary table 9 installed on a cart 7 via a link mechanism 8 that can be raised and lowered and rotated freely, and a pallet 3 on which the raw rubber W is stacked is placed on the rotary table 9.
is placed.

On the side of the lift device 2, the above-mentioned transfer device 5 is installed, which is movable along the support frame 11 supported by the support column 1o. As shown in FIGS. 3 to 5, this transfer device 5 includes a transfer cart 14 movable along guide rails 13 laid on the support frame 11, and a lift cylinder 15 connected to the transfer cart 14. The transfer cart 14 is moved via a traveling cylinder 17, and the clamp mechanism 16 includes clampers 18a and 18b that clamp the sides of the raw rubber W stacked on the pallet 3. is provided.

The alignment conveyor 4 is disposed at the bottom of the support frame 11 via a support 19 in an orthogonal direction, and in the middle of the alignment conveyor 4, the input section 1a of the input conveyor 1 intersects in an orthogonal direction. It is located in

Further, at the input end of the input conveyor 1, there is installed a dispensing device 6 such as a butcher cylinder for discharging the raw rubber W conveyed by the alignment conveyor 4 onto the input conveyor 1 as described above.

Further, the input conveyor 1 is inclined by a plurality of pillars 23 so that the discharged raw material rubber W can run on its own, and the outlet section 1b of the input conveyor 1 is provided with the raw material rubber W that has been supplied. A payout cylinder 20a1.20b that pays out the rubber W in a stopped state one by one, and stoppers 22a, 22b, and 22c that extend and retract from the input conveyor 1 by a cylinder 21 are provided in front of the payout cylinders 20a and 20b. .

The raw rubber W stacked on the pallet 3 is
Each raw rubber W is stacked in advance so that there is a space in the middle so that it can be easily clamped.

Next, the operation of the present invention having the above configuration will be explained.

First, when the raw rubber W stacked on the pallet 3 is transferred and placed on the rotary table 9 of the lift device 2, the pallet 3 on the rotary table 9 is moved to a predetermined position via the link mechanism 8. lifted into position. From this state, the clamping mechanism 16 of the transfer device 5, which has been waiting in advance above, descends to a predetermined position via the lifting cylinder 15, and clamps one of the raw rubber W by the clampers 18a, 18b.

When the clamping is completed, the raw rubber W is lifted up to a predetermined position by the lifting cylinder 15, and transferred to the alignment conveyor 4 via the travel cylinder 17, and transferred onto the alignment conveyor 4 at that position. The raw rubber W transferred onto the alignment conveyor 4 is generally fed to a predetermined position, and then delivered to the input section 1a of the input conveyor 1 by the output device 6.

The discharged raw material rubber W is transferred to an inclined input conveyor 1.
Due to the inclination angle, it moves by itself to the outlet portion 1b and stops when it hits the stopper 22c located at the most distal end side. In addition, the raw rubber W that is sequentially conveyed is transferred to the second stopper 22b.
, the third stopper 22c is successively hit and stopped, and it waits at that position until it is dispensed. In this way, when waiting until the mixer starts mixing and starting the mixing operation, first the raw rubber W located at the tip is delivered from the outlet 1a of the input conveyor 1 by the delivery cylinder 20a, and then the second The raw rubber W is delivered by the delivery cylinder 20b. and a dispensing cylinder 20a.

When the raw rubber W runs out at the position 20b, stopper 2
2a,',l! When the rubber W 2b is lowered through the cylinder 21, it moves by itself to the position of the raw rubber W stopper 22c that is being sequentially supplied, and comes into contact with the raw rubber W stopper 22c, so that preparations for dispensing can be made again.

Result palette 3 where the above operations are repeated
The plurality of raw rubbers W stacked on top can be automatically fed to the mixer without any manual intervention.

〔Effect of the invention〕

In this invention, the raw rubber on the pallet is clamped one by one between the pallet in which the raw rubber is stacked in multiple stages and the input conveyor connected to the supply section of the mixing machine. The system is equipped with a transfer device that transfers the transferred raw rubber to an input conveyor, and a dispensing device that discharges the transferred raw rubber to an input conveyor (8). It can be securely clamped and automatically and safely supplied to the mixer.
Therefore, raw rubber supply work can be carried out efficiently,
Furthermore, since the entire device has a simple configuration, it can be manufactured at low cost and maintenance is easy.

[Brief explanation of drawings]

Fig. 1 is a plan view of an automatic feeding device embodying the present invention, Fig. 2 is a front view of Fig. 1, Fig. 3 is a side view thereof, and Figs. 4 and 5 are enlarged plan views of the transfer device. It is an enlarged front view. DESCRIPTION OF SYMBOLS 1... Input conveyor, 3... Pallet, 5... Transfer device, 6... Payout device, W... Raw rubber.

Claims (1)

[Claims] A transfer device that clamps the raw rubber on the pallet one by one and transfers it onto the input conveyor is provided between a pallet in which raw rubber is stacked in multiple stages and an input conveyor connected to a supply section of a mixing machine; An automatic feeder for raw rubber, characterized in that it is equipped with a dispensing device for discharging the raw rubber to an input conveyor.