JPH0699037B2 - Transport device between indoor and outdoor - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention connects an indoor transfer path and an outdoor transfer path by a relay transfer means on a turntable installed outside the room,
The present invention relates to an indoor / outdoor transfer device that transfers an object to be transferred from one transfer path to the other transfer path.

(Prior Art and Problems Thereof) When a transfer path for a work support table is provided from the working chamber generally called a clean booth to the outside, through a carry-out opening provided on the chamber wall of the working chamber. A so-called automatic door was attached to the transfer opening in order to prevent the dirty air outside from flowing into the working chamber. However, in the conventional configuration using this automatic door, not only is the entire device expensive,
There was a problem in terms of dustproof measures during operation and installation space.

(Means for Solving Problems) The present invention proposes an indoor / outdoor transporting device capable of solving the above-mentioned conventional problems, and the features thereof are designated by the reference numerals of the embodiments described later. In other words, a turntable (4) provided with a relay transfer means (6) is arranged outside the room adjacent to the chamber wall (5), and the rotation of the turntable (4) causes the relay transfer means (6) to rotate. ) Is the indoor transport route (2)
And the outdoor transfer path (3) are selectively connected to each other, and the transfer path on the turntable (4) is covered with the relay transfer means (6) on the turntable (4). Transported goods entrance and exit (18, 19) to the peripheral wall (17
A cover (17) which is provided for a) and rotates integrally with the turntable (6) is provided, and further the indoor transfer path (2) is provided.
At least the peripheral wall (17a) of the turntable side cover (17), the fixed cover (20) having an opening (24) connected to the outside transfer path (3) and an opening (22) connected to the outdoor transfer path (3).
And the fixed cover (2) when the relay transfer means (6) is connected to the indoor transfer means (2).
The opening (22) connected to the outdoor transport path of (0) is closed by the peripheral wall (17a) of the turntable side cover (17), and the relay transport means (6) is connected to the outdoor transport means (3). The opening part (24) of the fixed cover (20) that is connected to the indoor transport path is closed by the peripheral wall (17a) of the turntable side cover (17).

(Embodiment) The following will describe one embodiment of the present invention with reference to the attached illustrative drawings. 1 is a working chamber called a clean booth, 2
Is an indoor transport path provided in the working chamber 1, 3 is an outdoor transport path disposed at a right angle to the indoor transport path 2, and 4 is a turntable installed adjacent to the working chamber wall 5. , 6 are relay transfer means provided on the turntable 4.

The relay conveying means 6 is provided with supported object supporting rollers 8a, 8b axially supported at appropriate intervals inside a pair of side frames 7 sandwiching the conveying path, and coaxially with the transferred object supporting rollers 8a, 8b. Driven rollers 9 provided in the side frames 7, and a drive belt 1 hung on a drive pulley 10 and an idle pulley 11 in each side frame 7 so as to rotate by contacting the driven rollers 9.
2 and a motor 15 for driving a drive pulley 10 in both side frames 7 via an intermediate transmission shaft 13 and a belt transmission means 14, and a plate-like work support 16 which is an object to be conveyed is folded downward. Transported object support roller with one curved side
While being fitted in the circumferential groove provided in 8a, the other side edge which is similarly bent downward is supported horizontally while riding on the other transported object support roller 8b, and by the rotation of both rollers 8a, 8b. It can be pushed in one direction.

The indoor and outdoor transfer paths 2 and 3 are provided with transfer means having the same structure as the relay transfer means 6.

Reference numeral 17 denotes a cover that is concentrically provided on the turntable 4 so as to cover the transfer path of the work support base 16 by the relay transfer means 6. The cylindrical peripheral wall 17a has both ends of the relay transfer means 6. There are provided entrances and exits 18 and 19 for the conveyed objects. Reference numeral 20 denotes a cylindrical fixed cover that covers the periphery of the turntable side cover 17,
It is fixed to a fixed base 21 that pivotally supports 17 and the outdoor wall 5, and is connected to the outdoor transport path 3 in a state in which the turntable side cover 17 can project on the side surface of the fixed cover 20 on the outdoor transport path 3 side. The opening 22 is provided, and the side surface on the side of the chamber wall 5 is provided with the opening 24 that connects to the indoor transport path 2 (workpiece support outlet 23) provided in the chamber wall 5.

When sending the work support 16 to the outdoor transfer path 3 from the indoor transfer path 2 in the working chamber 1, the turntable 4 is connected and the relay transfer means 6 is connected to the indoor transfer path 2 as shown in FIGS. 1 to 3. Rotate in the direction you want. At this time, as shown in FIG.
Communicates with the work support stand outlet 23 of the chamber wall 5 through the opening 24 of the fixed cover 20, and the opening 22 on the outdoor transfer path side of the fixed cover 20 is the peripheral wall 17a of the turntable side cover 17.
Is closed by. Therefore, the work chamber 1 has a chamber wall 5
Although it communicates with the inside of the turntable side cover 17 through the work support table outlet 23 and the opening 24 of the fixed cover 20,
The outside of the cover 17, that is, the outside is shielded.

In such a state, the motor 15 of the relay conveyance means 6 is operated and the drive belt 12 is used to drive the object-supporting rollers 8a, 8b.
When the work support table 16 is sent out from the indoor transfer path 2 by rotating, the turntable side cover 17 is passed from the indoor transfer path 2 through the work support table outlet 23 of the chamber wall 5 and the opening 24 of the fixed cover 20. It is drawn in by the relay conveyance means 6. Once the work support 16 has been pulled in to the specified position, the motor-supported objects support rollers 8a, 8
The drive of b is stopped to stop the work support base 16 on the intermediate transfer means 6, and the turntable 4 is rotated 90 degrees in the direction of the arrow in FIG.

As a result, the relay transfer means 6 is oriented to connect to the outdoor transfer path 3, and the peripheral wall portion of the turntable side cover 17 where the transferred object entrance / exit 19 is provided protrudes from the opening 22 of the fixed cover 20 to transfer the transferred object. The material entrance / exit 19 is opened, and the opening 24 of the fixed cover 17 is closed by the peripheral wall 17a of the turntable side cover 17. That is, the work support table outlet 23 provided on the chamber wall 5 is
It is closed by 20 and the peripheral wall 17a of the turntable side cover 17, and the working chamber 1 is also shielded from the outside.

In such a state, by driving the relay transfer means 6 as described above, the work support table 16 on the relay transfer means 6 is driven.
Can be sent to the outdoor transfer path 3 through the transferred object entrance / exit 19 of the turntable side cover 17.

In addition, when the direction of the transferred object when it is sent to the outdoor transfer path 3 may be opposite to the direction when the indoor transfer path 2 is moved, the turntable 4 is moved in the opposite direction to that of the above embodiment. By 90 degrees to connect the end portion of the relay conveying means 6 on the side where the conveyed object is drawn in to the outdoor conveying path 3 and drive the relay conveying means 6 in the direction opposite to that when the conveyed object is drawn in.
It is also possible to reversely move the object to be transferred from the relay transfer means 6 and send it to the outdoor transfer path 3. In this case, since the pulling / conveying object entrance / exit 18 of the turntable side cover 17 is also used as the conveyed object exit / exit, the other conveyed object entrance / exit 19 is not necessary, and the fixed cover 20 is the chamber wall. It is sufficient that it covers the gap between the work support stand outlet 23 of 5 and the peripheral wall 17a of the turntable side cover 17.

Further, the turntable and the relay transfer means on the turntable of the above-described embodiment can also be utilized as a means for loading an object to be transferred from the outdoor transfer path to the indoor transfer path.

(Operation and Effect of the Invention) According to the indoor / outdoor transport apparatus of the present invention that can be implemented as described above, the cover that rotates integrally with the turntable and the fixed cover that covers the turntable-side cover can be used from the indoor transport path. When pulling the transported object on the turntable,
Also, when the transported object is sent from the turntable to the outdoor transport path, the transported object entrance / exit on the chamber wall side can be always closed to the outside.

Therefore, even when the room is used as a so-called clean booth, the atmospheric pressure inside the room is adjusted to be slightly higher than the atmospheric pressure, and the dirty air in and out of the external environment when loading and unloading the transported object The inconvenience of inflow into the room from the entrance / exit of the transported object on the room wall is eliminated.

Moreover, since the rotation of the turntable for changing the direction of the transported object can be used as it is to automatically open and close the transported object entrance / exit of the chamber wall, a special driving means for opening / closing the transported object entrance / exit is provided. It is unnecessary and can be implemented very inexpensively. Also, since it is only necessary to install the cover on the turntable so as to cover the turntable and also to install the fixed cover, no special installation space is required as in the case of installing the automatic door, and dust prevention measures are also taken. It is unnecessary.

[Brief description of drawings]

FIG. 1 is a cross-sectional plan view, FIG. 2 is a vertical side view, FIG. 3 is a vertical side view of a main part, FIG. 4 is a vertical front view of the main part, and FIG. 5 is a perspective view of a turntable side cover. is there. 1 ... Work room, 2 ... Indoor transfer path, 3 ... Outdoor transfer path, 4 ... Turntable, 5 ... Room wall, 6 ... Relay transfer means, 16 ... Work support base (object to be transferred) , 17 …… Turntable side cover, 17a …… Cover surrounding wall, 18,19 ……
Transport table entrance / exit of the turntable side cover, 20 …… fixed cover, 22,24 …… fixed cover side opening, 23 …… workpiece support outlet on the chamber wall.

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification code Office reference number FI technical display location // B23P 19/00 302 M 7181-3C

Claims (1)

[Claims] 1. A turntable provided with a relay transfer means is disposed outside a room adjacent to a room wall, and the relay transfer means is selectively used as an indoor transfer path or an outdoor transfer path by rotation of the turntable. A connection is provided on the turntable, which covers the transport path on the turntable and has a transporting / exiting port for the relay transporting means on its peripheral wall and which rotates integrally with the turntable. Further, a fixed cover having an opening connected to the indoor transfer path and an opening connected to the outdoor transfer path is arranged so as to cover at least the peripheral wall of the turntable side cover, and the relay transfer means transfers the indoor transfer. While being connected to the means, the opening which connects to the outdoor transfer path of the fixed cover is closed by the peripheral wall of the turntable side cover, and There the indoor Sotoma conveying device for the opening and configured to close in a peripheral wall of said turntable side cover connected to the indoor transport path of the fixed cover while connected to the outdoor conveying means.