JP2783102B2 - Industrial robot handle device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a handle device for an industrial robot arranged in a plating step.

[0002]

2. Description of the Related Art FIG.
FIG. 9 is a side view of an industrial robot device showing a conventional industrial robot handle device corresponding to the component mounting device disclosed in Japanese Patent Publication No. 8; In the figure, (1) is a plating tank in which a plating solution (2) is stored, (3) an industrial robot installed facing the plating tank (1), and (4) is a working end of the industrial robot (3). The provided handle, (5) is a basket in which the article (6) to be plated is stored and gripped by the handle (4), and (7) is a basket (5) protruding supported by the fixed portion of the handle (4). It is a lid made of a net-like plate arranged corresponding to the opening on the upper surface.

The conventional industrial robot handle device is constructed as described above, and when the handle (4) of the industrial robot (3) grasps the handle of the basket (5) containing the article (6) to be plated, As a result, the lid (7) is disposed at a position covering the opening on the upper surface of the basket (5). Then, the basket (5) containing the plated article (6) and held by the handle (4) is submerged in the plating solution (2) of the plating tank (1) by the operation of the industrial robot (3). Next, the working end mechanism of the industrial robot (3), the connection part of the handle (4), and the detector (not shown) of the industrial robot (3) are provided in the plating tank (1).
Industrial robots to prevent deterioration due to heat
(3) Release the grip of the basket (5) by the handle (4) and retreat from the plating tank (1). Then, when a predetermined plating time has elapsed,
The industrial robot (3) operates again and is plated
The basket (5) in which (6) is stored is gripped again by the handle (4) and passed to the next step.

[0004]

In the conventional industrial robot grip device as described above, the industrial robot (3) has a grip (4).
When the basket (5) containing the article (6) to be plated is gripped and lifted, there is a slight gap between the gripping claw of the handle (4) and the handle of the gripped basket (5). Then, the basket (5) descends with respect to the handle (4). For this reason, a gap occurs between the opening on the upper surface of the basket (5) and the lid (7), but the specific gravities of both the article (6) and the plating solution (2) are close, and the article (6) Is small,
When the basket (5) is moved up and down in the plating solution (2), the article (6) is transferred from the gap between the opening on the top of the basket (5) and the lid (7) to the plating tank.
(1) There was a problem of spilling into.

The present invention has been made in order to solve such a problem, and an industrial robot in which an article to be plated is stored and a top opening of a basket held by a handle is covered in a close state by a lid. The purpose of the present invention is to obtain a handle device.

[0006]

According to a first aspect of the present invention, there is provided an industrial robot gripping device provided in an industrial robot installed opposite to a plating tank and immersed in the plating tank. A handle provided when necessary, a support provided at a fixing portion of the handle and projecting to a position corresponding to an upper portion of the basket grasped by the handle, and a support attached to the support via an urging mechanism and attached downward. And a lid that covers the opening of the basket that is urged and held by the handle.

In the industrial robot gripping device according to the second aspect of the present invention, a basket provided in the industrial robot installed opposite to the plating tank and immersed in the plating tank is gripped when necessary. A handle, a support provided at a fixed portion of the handle, and protruding from an upper position corresponding to the basket gripped by the handle; and a handle mounted on the support via a biasing mechanism and urged downward to be urged downward. And a cover for covering the opening of the basket gripped by the basket, and a nozzle for air blowing provided on the support and arranged downward above the basket.

[0008]

According to the first aspect of the present invention configured as described above, the lid is displaced in accordance with the vertical displacement of the basket, on which the lid is gripped, with respect to the handle. Further, in the invention according to the second aspect of the present invention configured as described above, air is blown out from the nozzle when at least the lid in the plating solution rises directly upward.

[0009]

【Example】

Embodiment 1 FIG. 1 and 2 are views showing an embodiment of the present invention. FIG. 1 is a side view of the industrial robot apparatus, and FIG. 2 is an enlarged perspective view of a handle device of the industrial robot in the industrial robot apparatus of FIG. In the figure, (1) is a plating tank in which a plating solution (2) is stored, (3) an industrial robot installed facing the plating tank (1), and (4) is a working end of the industrial robot (3). The provided handle, (5) is a basket in which the article (6) to be plated is stored and held by the handle (4).

[0010] (8) is a support that is fixed at one end to a fixing portion of the handle (4) and protrudes, and (9) is movably fitted to the tip of the support (8) and has a longitudinal length. The movable body of the arranged urging mechanism (10), (11) is composed of a compression coil spring, is fitted to the movable body (9), and is located between the lower side of the support (8) and the longitudinal middle of the movable body (9). The urging body (13) of the urging mechanism (10) disposed between the receiving metal fittings (12) fixed to the movable body (9) is fixed to the upper end of the movable body (9).
At a predetermined position. (7) is fixed to the lower end of the movable body (9), the basket (5) a lid made of a net-like plate arranged at a position corresponding to the opening on the upper surface, (14) the industrial robot (3) It is a control device for controlling.

In the industrial robot grip device having the above-described configuration, the movable body (9) is biased by the biasing body (11) when the grip (4) is not gripping the basket (5). Then, the blocking piece (13) comes into contact with the support (8), and the lid (7) is held at a lowered position with respect to the support (8). When the basket (5) is gripped, the industrial robot (3) is urged by the operation of the control device (14), the handle (4) descends, and the basket (6) containing the article (6) to be plated is stored. 5) Hold the handle from above. This handle (4)
The lid (7) covers the upper opening of the basket (5) by the gripping operation of
And hits the upper surface opening of the basket (5), and is displaced upward with respect to the handle (4) against the downward urging force of the urging body (11) of the urging mechanism (10). Press. In this state, the basket (5) in which the plating article (6) is stored and held by the handle (4) is moved by the operation of the industrial robot (3) under the control of the control device (14) so that the plating solution in the plating tank (1) is removed. (2) Submerged in.

Next, the working end mechanism of the industrial robot (3), the connecting portion of the handle (4), and the detectors of the industrial robot (3), which are not shown, are deteriorated by the heat of the plating tank (1). Industrial robot (3) with a handle (4) to prevent
(5) Release the grip and retreat from the plating tank (1). And
When a predetermined plating time has elapsed, the industrial robot (3) operates again and the basket (5) containing the plated article (6)
Is again gripped by the handle (4) and passed to the next step.

[0013] When the basket (5) containing the article (6) to be plated is gripped and lifted by the operation of the industrial robot (3) as described above, the grip claw of the grip (4) is lifted. The basket (5) descends relative to the handle (4) due to the slight gap between the handles of the grasped basket (5). However, when the basket (5) is displaced downward with respect to the handle (4), the lid (7) is downwardly urged by the urging mechanism (10), so that the lid (7) is moved downward by the cage (5). It descends following. Therefore, the basket (5) held by the handle (4)
The close contact between the top opening of the cover (7) and the lid (7) is maintained, and there is no gap between the top opening of the basket (5) and the lid (7).
As a result, when the specific gravities of the article (6) and the plating solution (2) are close to each other and the article (6) is small, the basket (5) is moved up and down in the plating solution (2). The article (6) can be prevented from flowing into the plating tank (1) from the gap between the opening on the upper surface of the basket (5) and the lid (7) when the article is placed. Then, the finish quality of the plating of the article (6) is improved, and the article (6) can be prevented from being lost.

Embodiment 2 FIG. 3 and 4 show another embodiment of the present invention. FIG. 3 is a side view of the industrial robot device, and FIG. 4 is an enlarged perspective view of a grip device of the industrial robot in the industrial robot device of FIG. . In the figures, FIGS. 1 and 2
The same reference numerals indicate the corresponding parts, and (15) indicates the support from the handle (4).
The nozzle for air blowing is provided along (8) and the tip is disposed downward above the basket (5).

Also in this embodiment, the lid (7) is
It is attached to the tip of (8) via the urging mechanism (10) and is arranged at a position corresponding to the upper part of the basket (5). Therefore, although detailed description is omitted, it is apparent that the same operation as the embodiment of FIGS. 1 and 2 can be obtained in this embodiment.

In the embodiment of FIGS. 3 and 4, the handle (4) of the industrial robot (3) releases the grip of the basket (5) in the plating solution (2) by the operation of the control device (14). Then, when the lid (7) rises directly above the plating solution (2) surface, air is blown from the nozzle (15) to the lid (7). This allows the lid
The plating solution (2) attached to (7) falls into the plating tank (1).
In addition, since the plating solution (2) that does not fall completely is dried by blowing air, when the lid (7) is lifted from the plating solution (2) and moved, the plating solution (2) is removed from the plating tank (1). ) It can be prevented from scattering outside. Thus, it is possible to prevent the plating solution (2) from scattering outside the plating tank (1) and contaminating the environment of the plating process, and preventing the plating solution from being wasted. Further, it is possible to prevent the splashing of the plating solution from affecting the operator and impairing safety.

[0017]

According to the first aspect of the present invention, as described above, the handle provided on the industrial robot installed facing the plating tank and holding the basket immersed in the plating tank when necessary is provided. A support provided at the fixing portion of the handle and projecting to a position corresponding to an upper portion of the basket gripped by the handle, and mounted on the support via an urging mechanism, and urged downward to be gripped by the handle. And a lid that covers the opening of the basket.

Thus, the lid is displaced following the vertical displacement of the grasped basket with respect to the handle. Therefore, the closeness of the upper opening of the basket gripped by the handle and the lid is maintained, and no gap is formed between the opening of the upper surface of the basket and the lid, and the cage is moved up and down in the plating solution. Sometimes, there is an effect that the article is prevented from flowing into the plating tank from the gap between the opening on the upper surface of the basket and the lid.

Further, as described above, the invention according to claim 2 of the present invention comprises a handle provided on an industrial robot installed opposite to a plating tank and holding a basket immersed in the plating tank when necessary. A support provided on the fixed portion of the handle and projecting to a position above the basket grasped by the handle, a cover attached to the support and covering the opening of the basket grasped by the handle, And a nozzle for air blowing, which is provided on the body and disposed downward above the basket.

Thus, air is blown out from the nozzle when at least the lid in the plating solution rises directly upward. Therefore, it is possible to prevent the plating solution adhering to the lid from falling into the plating tank and scattering outside the plating tank, which has an effect of preventing problems caused by the scattering of the plating solution.

[Brief description of the drawings]

FIG. 1 is a side view of an industrial robot device equipped with an industrial robot handle device according to a first embodiment of the present invention.

FIG. 2 is an enlarged perspective view of a handle device of the industrial robot in FIG.

FIG. 3 is a side view of an industrial robot apparatus equipped with an industrial robot handle device according to a second embodiment of the present invention.

FIG. 4 is an enlarged perspective view of a handle device of the industrial robot in FIG. 3;

FIG. 5 is a side view of an industrial robot device showing a conventional industrial robot handle device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Plating tank 3 Industrial robot 4 Handle 5 Basket 7 Lid 8 Support body 10 Urging mechanism 15 Nozzle

Claims (2)

(57) [Claims] 1. A handle provided on an industrial robot installed facing a plating tank and holding a basket immersed in the plating tank when necessary, and a handle provided on a fixed portion of the handle and held by the handle. A support projecting from the upper position of the cage,
A grip device for an industrial robot, comprising: a lid mounted on the support via an urging mechanism, and urged downward to cover an opening of the basket held by the grip. 2. A handle provided on an industrial robot installed opposite to a plating tank and holding a basket immersed in the plating tank when necessary, and a handle provided on a fixing portion of the handle and held by the handle. A support projecting from the upper position of the cage,
An industry comprising a lid mounted on the support and covering the opening of the basket gripped by the handle, and a nozzle for air blowing provided on the support and disposed downward above the lid. Robot grip device.