JPS5878855A - Conveyor device - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a conveyor system SC. In some cases, the robot is passed through an automated area, and predetermined tasks are performed by automatic machines such as multiple types of robots installed at equal pitches within the automated area. In such a case, it is necessary to accurately position and stop the cart for each automatic machine, but conventionally, the tow conveyor pusher is provided at the same pitch as the automatic machine, and the tow conveyor is moved intermittently at a distance equal to this pitch. Since the method of driving was taken,
Accurate positioning was difficult due to pitch deviation of the pusher.

In view of the above-mentioned points, the present invention provides a stone comparison device that can accurately stop a cart at a plurality of stop positions that are quickly set at fixed intervals at arbitrary locations on a conveyance route. One embodiment will be described below based on the drawings.

In FIG. 1, (l) is a tow conveyor, and the tow conveyor (1) transports the cart (2) (imaginary line in FIG. 2) in the direction of arrow υ within the automation area (3).

(4) is a plurality of automatic machines (four in this embodiment) installed at equal pitches in the automation area (3), and along the automatic machines (4), a tact conveyor (6) is installed. and a rail (6) of a positioning device are installed. At a position near one end of the tact conveyor (6), there is a loading/transfer device (7) for stopping the cart a) conveyed by the tow conveyor (1) and transferring it onto the tact conveyor (5).

Also, near the other end of the tact conveyor (5), there is a cart (
Transfer devices (8) for pushing the tow conveyor (1) and transferring the tow conveyor (1) are provided, and the tow conveyor (5) The part is located at a lower level than the other parts, and the trolley (2) is not transported in this part, and instead of being located at a lower level, it may be detoured to the side ( 9) is a drive chain of the tact conveyor (5), and this drive chain (9) is the drive chain of the automatic machine (
The carriage (2) on the tact conveyor (5) is supplied to the next stage automatic machine (4) or transfer device (8) by rotating in the forward and reverse directions by a distance approximately equal to the pitch of step 4).

Also, near one end of the rail (6) of the positioning device.

A drive 101) of the positioning device is provided, which drive 101) consists of, for example, a cylinder arrangement.

The tow conveyor (1) is as shown in FIG.

An endless chain (2) and running rollers (b) attached at appropriate intervals in the length direction on both sides of the endless chain a1.
, pushers attached to the endless chain (B) at regular intervals, and an electric motor (not shown) that rotates the endless chain I in a predetermined direction. 2), push the attachment (b) of the cart (!) to transport the cart (2).

This tow conveyor (1) is equipped with the transfer device (7) (
11>, the level l is lower than other parts in the part between
ζ position, and in this part, as shown by the solid line in Figure IN2, the butcher (to) does not engage with the attachment (b) of the truck (2), and is connected to the rail on which the running roller (2) runs).
A cover is placed on the upper rail of the trout.

(to) is a rail on which the wheels (to) of the truck (2) run.

The tact conveyor (5) will be explained with reference to FIG. 8 and IIs. @ is a running body with running rollers installed on both sides that run on rails (2).

On the traveling body ξ, the intermediate portions of a pair of L-shaped engagement levers are attached so as to be rotatable around the vertical axis. The traveling body to which this engagement lever (to) is attached is arranged so that along the rail (2) there are automatic machines (six in this example) that are one more than the number of automatic i (4). They are arranged at a pitch equal to the pitch of 4), and the two running bodies are integrally connected by a connecting bar shaft. Said rail (b)
An endless drive chain (9) guided by the rail is installed at a lower position of the rail, and this drive chain (9) is connected to one of the traveling bodies via a connecting rod.
It is connected to the number of runs #Zeng. This drive chain (9
) is rotated forward and backward by a distance approximately equal to the pitch of the automatic fiber feeding number (4) by an electric motor (not shown). A roller) is attached to the lower surface of one end of the engagement lever (2) so as to be rotatable about the vertical axis, and the roller) is
It fits into a rail (2) parallel to the rail (2). (2) is a running body on which running rollers (2) running on a rail (2) parallel to the rail (2) are attached on both sides, and a plurality of running rollers (2) are installed at appropriate intervals along the rail. They are installed individually and connected together by a connecting bar. On each of these running bodies, one end of a first link rod is rotatably attached around the vertical axis, and the first link rod is installed on the rail shaft at a position near each of these running bodies. One end of the second link rod shaft is attached to the bracket so as to be rotatable about the vertical axis. The other ends of the link rods on both sides are attached to the lower surface of the rail 4 so as to be rotatable about the same vertical axis. made to travel a predetermined distance back and forth by a drive device outside the traveling member-1;
For example, by moving the traveling member to the right in Figure #Is, the angle formed by both link rods increases, the rail 4 moves downward in Figure 8, and the engagement lever takes the position shown in the imaginary line. Then, the engagement between the engagement lever wheel and the tow bin protruding from the side of the truck (2) is released. In this state, by moving the traveling body axis to the left in FIG. IN8, the engagement lever returns to the position shown by the solid line and engages with the toe pin, which is the opposite operation to the above. Note that (2) is a cover that covers the tact conveyor (5) except for the portion where the tow pins pass.

About the positioning device! ! Cause and 41st! This will be explained by I. ＠ is a running body with regular rollers attached to both sides that run on rails (6), and on one end of the running body, there is a pusher 4 that rotates only within a certain range around the horizontal axis. It can be installed freely.

A recessed portion (89a) is formed on the upper surface of the other end of the traveling body. The running bodies (1) are arranged along the rails (6)k at the same pitch and in the same number as the automatic machine (4), and these running bodies are integrally connected by a connecting part. ＠ is a stopper that is rotatably attached to a bracket shaft protruding from the above-mentioned rail 1) about the horizontal axis a, and this stopper is installed at a predetermined position corresponding to each of the above-mentioned automatic machines 1) tc. ing. A roller is attached to one end of each of these swift wheels so as to be rotatable about a horizontal axis, and the roller is in contact with the upper surface of each of the running bodies. The traveling body ■ is the drive device 00 (Fig. II 1)
For example, when the traveling member 1 is caused to reciprocate a predetermined distance along the rail (6) and travels to the right in FIG. 4, the pusher (2) moves to the I! As it moves to the right in Figure 4, the roller moves into the recessed part (89) of the traveling body (2).
m) and the stopper rotates around the horizontal axis,
The attachment of the trolley (2) is now in a state where it can heat the top of the stopper. In this state, the attachment of the trolley (2), which has been conveyed by the tact conveyor (1), is placed on the button shear (2)! ! 4ffi If you hit from the right side,
The pusher rotates around the horizontal axis as shown by the dashed line to allow the attachment to pass.After this, the traveling body is moved to the left in Figure 114.On the left, the pusher comes into contact with the attachment and the carriage is moved. (As the wheel is pushed, the roller of the stopper rides on the upper surface of the traveling body from the recessed part (8h), and the stopper) rotates around the horizontal axis and assumes an upright position, and the attachment moves to the stopper as shown by the solid line. and the butt shear (2), and the trolley (2)
) will stop exactly at the stop position. @- is the cover of the positioning device.

In addition, in FIG. 2, ts is a pedestal.

Next, the operation will be explained. The cart (2) carried into the automation area (3) by the tow conveyor (1) is stopped at a predetermined position by the transfer device (7). This and h
The running trunk of the 4-tact conveyor (6) is located at the running start end, and the running trunk is located at the limit position in the right direction in Figure wi8, and the engagement lever (to) is in the open position as shown in the sg imaginary line. It is. And the tow bin on cart (2).

It is located between a pair of engagement lever shafts attached to a traveling member located on the uppermost side in the carriage transport direction.

) into a running body in the state of jin! When the vehicle travels to the eye position on the left side of Figure 8, the pair of engagement levers (2) close, and this engagement lever (2) engages the tow bin @.
), when the running body is moved in the direction of carriage transport, the tow pin force is pushed by the engagement lever -, and carriage 1 (0) moves towards the automatic machine (4) located at the top of the carriage in the direction of carriage transport. do. The running body (2) of the positioning device is temporarily
As shown by the line, it is located at the limit position in the right direction of Figure 4,
When the attachment of the trolley (2) passes the pusher (2) attached to the running body located on the uppermost side in the transport direction of the trolley, the axis of the running body of the tact conveyor reaches the end of travel, and the trolley ( At the same time, the traveling body shaft of the tact conveyor (6) travels to the right in FIG. 3, and the engagement/<- (2) is opened to release the engagement with the tow bin.

When the opening operation of the locking lever (c) is completed, the tact conveyor (the running body of the tactile conveyor) moves to the conveyance start end, and at the same time, the running body of the first positioning device moves to the left in Fig. 4, and the first carriage (
! ) is pushed by the pusher, and the stopper assumes the upright position.

When the running trunk runs to the limit position in the left direction in Figure 4, 1
The tattlement control is firmly held between the stopper and the pusher (2), and the trolley (2) is accurately positioned at a predetermined stopping position. In this state, the automatic machine (4) performs a predetermined work on the transported object (not shown) placed on the trolley (part). When this work is completed, the traveling body - 114
It travels to the right in the figure, and the stopper caster assumes an inclined position, allowing the attachment to pass above the stopper. After this, the same operation as above is performed again, and the cart (2) located below the first stage automatic machine (support) is moved to the next stage automatic machine (support).
4), and the next cart (2) conveyed by the tact conveyor (5) is supplied to the first-stage automatic machine (4), and by repeating this operation, the terminal end of the tact conveyor φ) is The cart (2) is pushed by the transfer device (II) to a position where the attachment Q4 securely engages with the pusher (2) of the tow conveyor (1), and the tow conveyor (1) moves it to the automated area. (3) is carried out.

In this way, the objects on the trolley (2) that have been carried into the automation area (3) one after another are coated by a plurality of types of automatic machines θ), and are sequentially carried out from the automation area (3).

As explained above, according to the conveyor device according to the present invention, a tact conveyor is provided along a plurality of stopping positions set at a constant pitch, and in this section, a cart is transported in a tact manner by the tact conveyor, and a plurality of Since a positioning device is provided corresponding to each stop position, it is possible to accurately stop the cart at a predetermined stop position with a relatively simple configuration.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention, FIG. 1 is an explanatory diagram of the overall arrangement, FIG. 2 is a sectional view taken along line A-A in FIG. 1, and *S is a plan view of the main parts of the tact conveyor. 1 is a side view of the main parts of the positioning device. , (1)-”-) Ufunbear, (2)-・Dolly, (
5)--tact conveyor, (7) (11)--transfer device 1% (11)--drive chain, support...drive device, (e) Soso-traveling body, @--engagement Lever, II4-
Connection bar, - link rod, (2) - tow bin, four... buttsher, - one stopper, -... Attachment agent Yoshihiro Morimoto

Claims (1)

[Scope of Claims] 1. A conveyor device that conveys while stopping a cart at a plurality of stop positions set at regular intervals at arbitrary locations on a conveyance path, the conveyor device conveying while stopping the cart along the conveyance path. A tow conveyor for conveyance is provided, and a plurality of engaging devices are installed at pitches equal to the plurality of stop positions and are engaged and disengaged from the tow bins of the trolley by engagement and disengagement devices, and these engaging devices are connected at a certain distance in the direction of transport of the trolley. A tact conveyor is provided for conveying the cart in the conveying direction across the adjacent stone stopping positions, and is installed at a pitch equal to the plurality of stopping positions, and the attachments of the cart are connected from both sides in the conveying direction of the cart. a plurality of clamping devices for clamping;
It consists of a drive device that drives these clamping devices. Providing a positioning device for stopping the trolley at the stop position,
The conveyor apparatus further comprises means for transferring a trolley between the tact conveyor and the tow conveyor at positions near both ends of the tact conveyor.