JPH06206624A - Work storage device - Google Patents

Abstract

PURPOSE:To store a work without any quality deterioration caused by a flaw by providing a gate member, which is positioned in a receiving position for receiving a work dropped in from a production device and the like when an elevating body ascends while positioned in a discharging position for discharging the work to the inside of a work storage box when the elevating body lowers. CONSTITUTION:A work 11 is thrown in onto a gate member 18 positioned in a receiving position from a production device and the like when an elevating body 10 is positioned in an ascending position. Then, the elevating body 10 is lowered by an elevating actuator 1, and the gate member 18 is displaced to a discharging position by a gate actuator 26, so that the work 11 is discharged to a work storage box 7. Then, the elevating body 10 is restored to the original position by an elevating cylinder 1 while the gate member 18 is displaced to the receiving position by the gate actuator 26. By repeating this process, the work 11 from the production device and the like is stored inside the work storage box 7 one by one without any flaw caused by a drop.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a work accommodating device for accommodating a work, for example, a nut or other parts manufactured by various manufacturing devices, processing devices and the like.

[0002]

2. Description of the Related Art Conventionally, works such as parts manufactured by various manufacturing apparatuses and processing apparatuses are discharged from the apparatus and dropped into a work storage box, stocker or the like at the same time.

[0003]

In the above-mentioned conventional method of accommodating the works, the works are dropped one after another from a position considerably higher than the work storage box, the stocker and the like.
Therefore, as a result of the dropped work colliding with the work already stored in the work storage box, the stocker, etc., scratches such as dents and scratches are generated between the works, and the quality of the work is deteriorated. is there.

Therefore, the present invention has been made in order to solve the above-mentioned problems, and an object thereof is to provide a work accommodating apparatus capable of accommodating a work without deteriorating the quality due to a scratch. .

[0005]

A work accommodating apparatus according to the present invention for solving the above-mentioned problems is provided in a work accommodating box for accommodating a work, and so as to be able to move up and down via a lifting actuator above the bottom surface of the work accommodating box. And the lift body, which is provided on the lift body such that the position of the lift body can be changed via a gate actuator, and which is located at a receiving position for receiving a work input from a manufacturing apparatus or the like when the lift body is raised. A gate member positioned at a discharge position for discharging the work into the work storage box when the work is lowered.

[0006]

According to the above-mentioned means, the work from the manufacturing apparatus or the like is loaded onto the gate member at the receiving position with the elevating body in the raised position. After that, after lowering the lifting body by the lifting actuator, by changing the position of the gate member to the discharge position by the gate actuator,
The work is discharged into the work storage box. After that, the elevating body is returned to the original position by the elevating actuator, and the position of the gate member is changed to the receiving position by the gate actuator. By repeating this, the works from the manufacturing apparatus or the like are successively housed in the work housing box.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. 1 is a perspective view of the work accommodating apparatus seen from the rear, FIG. 2 is a front view of the work accommodating apparatus, and FIG. 3 is a side view thereof. The work storage box 7 has a quadrangular shape with an upper surface opening, and is installed on the base 9.
The base 9 has four supporting legs 9a, and the level adjusting bolt 6 is screwed to the lower end of the supporting legs 9a. By adjusting the screw of the bolt 6, the work storage box 7 is placed in the horizontal position.

The base 9 supports the lower portion of the vertical portion of the inverted L-shaped support arm 8, and the upper horizontal portion thereof is located above the work storage box 7. Support arm 8
An elevating cylinder 1 composed of an air cylinder is vertically installed on the horizontal part of the. The rod 1a of the lifting cylinder 1 is oriented directly below. The lifting cylinder 1 corresponds to the lifting actuator of the present invention.

A master jaw 12 having left and right slide shafts 13 is attached to the lower end of the rod of the lifting cylinder 1. Master Joe 12
On the slide shaft 13 of the
There is provided a pocketer 10 that moves up and down by the expansion and contraction operation of. The pocketer 10 corresponds to the lifting body according to the present invention.

The pocketer 10 is formed in a box shape having an opening on the lower surface and a work input port 10a on the upper portion. In the pocketer 10, as shown in FIG. 3, the work input port 10a corresponds to the front of the discharge end of the discharge chute 27 of the manufacturing apparatus (not shown) in the raised position. Therefore, the work 11 such as a nut or other parts manufactured by the manufacturing apparatus is dropped and thrown into the work chute 10 a of the pocketer 10 from the discharge chute 27.

The pocketer 10 will be described with reference to the explanatory view of FIG. In FIG. 4, (a) is a partially cutaway front view,
(B) is the side view. The top surface of the pocketer 10 is linearly mounted on the slide shaft 13 by a linear bearing 14.
It is provided so as to be able to move up and down via a bearing holder 15 and is suspended by a flange 13a at the lower end of the slide shaft.

At the center of the lower end of the pocketer 10, there is provided a support shaft 19 that extends over the front plate and the rear plate. The support shaft 19 has a rectangular shape and the pocketer 10
The left and right gate members 18 for closing the lower surface opening are rotatably supported, that is, in a hinge shape. Both gate members 18
Is a receiving position (see FIG. 4) that closes the lower surface opening of the pocketer 10 via the gate actuator 26 described below.
And the discharge position where the opening is opened as shown in the explanatory view of FIG. In addition, in FIG. 5, (a) is a partially broken front view and (b) is a side view thereof.

In FIGS. 4 and 5, the gate actuator 26 is composed of a gate cylinder 25, which is an air cylinder as a drive source, and a link mechanism 28 for transmitting the expansion / contraction operation to the opening / closing operation of the gate member 18. It The gate cylinder 25 is vertically installed on a cylinder mounting bracket 21 fixed to the rear plate of the pocketer 10. The rod 25a of the gate cylinder 25 is directed right below.

A link holder 16 is attached to the lower end of the rod of the gate cylinder 25. Both ends of the left and right link plates 17 are rotatably connected to the left and right ends of the link holder 16 and the free side portions of the gate members 18 via pins 20, respectively. The link plate 17 is the main body of the link mechanism 28. Therefore, the gate member 18 is closed to the receiving position via the link mechanism 28 by the shortening operation of the gate cylinder 25, and the gate member 18 is closed by the extension operation of the cylinder 25 via the link mechanism 28. 18 is opened to the discharge position as shown in FIG.

In FIGS. 4 and 5, a sensor 2 which is a proximity sensor is installed on the upper surface of the pocketer 10 through a sensor mounting bracket 22. This sensor 2 does not detect the master jaw 12 in the state of FIG. 4 because the pocketter 10 is in a suspended position with respect to the master jaw 12, but in the state of FIG. 5, the pocketter 10 pushes up relative to the master jaw 12. Since it is at the set position, it is detected by facing the master jaw 12. That is, the sensor 2 detects the position of the pocketer 10 with respect to the master jaw 12 depending on whether or not the master jaw 12 is located at a position facing it, and inputs the signal to a control circuit (not shown).

This control circuit controls the operation of each of the cylinders 1 and 25 of the work accommodating device, and every time the work 11 is inserted into the pocketer 10 from the manufacturing apparatus, a predetermined time elapses after the injection through the timer means. After that, the elevating cylinder 1 is extended, and the elongating operation of the elevating cylinder 1 is stopped based on a signal from the sensor 2 that detects that the pocketer 10 is pushed up relative to the master jaw 12. , Gate cylinder 25
Is extended, then the lifting cylinder 1 is shortened, and then the gate cylinder 25 is shortened.

As shown in FIG. 3, the vertical portion of the support arm 8 is provided with a SELEX valve 3 having air pipes 5 for the cylinders 1 and 25. A pressure reducing valve 4 is interposed in the extension air pipe of the gate cylinder 25. Further, the air intake to the lifting cylinder 1 is, for example, 5 to 7 atmospheres, and the air intake to the gate cylinder 25 is, for example, 1 to 2 atmospheres.

Next, the operation of the work storage device will be described. In the state shown by the solid line in FIG. 1 and also shown in FIGS. 2 and 3, the work input port 1 of the pocketer 10 is shown.
When the work 11 is loaded into the 0a, the lifting cylinder 1
Is extended, the pocketer 10 is lowered.
At this time, the work 11 is received on the gate member 18 at the receiving position in the pocketer 10.

The lowered pocketer 10 is the work storage box 7
The bottom surface of the work or the work 11 already accommodated on the bottom surface
The master jaw 12 descends relative to the pocketer 10 when it comes into contact with. Then, the extension operation of the lifting cylinder 1 is stopped based on the detection signal of the sensor 2, and the extension operation of the gate cylinder 25 causes the gate member 18 to be extended as shown by the alternate long and two short dashes line in FIG. 1 and FIG. Are opened to the discharge position. As a result, the work 11 is discharged into the work storage box 7. At this time, even if the gate member 18 is not completely opened by the bottom surface of the work storage box 7 or the work 11, the gate member 18 is completely opened by the next rise of the pocketer 10.

Subsequently, when the lifting cylinder 1 is shortened, the master jaw 12 is lifted by a predetermined amount relative to the pocketer 10, and then the pocketer 10 is lifted to its original position. Further, as the gate cylinder 25 is shortened, the gate member 18 is closed at the receiving position as shown in FIG. By repeating this, the works 11 from the manufacturing apparatus are sequentially housed in the work housing box 7 until a predetermined amount is reached.

[0021]

According to the present invention, a work input from a manufacturing apparatus or the like is temporarily received by a gate member, conveyed to the vicinity of the bottom of a work storage box, and then ejected. Since the length is short, it is possible to prevent the generation of scratches due to the collision of the work and ensure the quality of the work.

[Brief description of drawings]

FIG. 1 is a perspective view showing a work accommodating device.

FIG. 2 is a front view showing a work accommodating device.

FIG. 3 is a side view showing a work accommodating device.

FIG. 4 is an explanatory diagram showing a work receiving state of a pocketer having a gate member.

FIG. 5 is an explanatory diagram showing a work discharge state of a pocketer having a gate member.

[Explanation of symbols]

 1 Elevating Cylinder (Actuator) 7 Work Storage Box 10 Pocketer (Elevating Body) 11 Work 18 Gate Member 26 Gate Actuator

Claims (1)

[Claims] 1. A work accommodating box for accommodating a work, an elevating body provided above the bottom surface of the work accommodating box via an elevating actuator, and a position on the elevating body via a gate actuator. It is variably provided and is located at a receiving position for receiving a work input from a manufacturing apparatus or the like when the elevating body is raised, and at a discharge position where the work is discharged into the work storage box when the elevating body is lowered. And a gate member for storing the work.