JPH05261690A - Electronic part packaging device - Google Patents

Abstract

PURPOSE:To remarkably shorten packaging time by providing a tool holder moving mechanism which moves one tool and a tool holder holding the one tool to a position apart from the moving range of the other tool held by means of a holding section along with the protective motion of the two tools of a manipulator body. CONSTITUTION:When a manipulator body 8 comes to the peripheral section of a second tool 6 to hold the second tool 6 at a tool holding section with another holding section 12 holding a first tool 6, a tool holder 5, which holds the second tool 6 in the moving range of the first tool 6 held by the holding section 12 along with the holding motion of the manipulator body 8 to hold the second tool 6, is moved by a tool holder moving mechanism 21. With this constitution, this tool holder and the tool held by this tool holder are arranged at a position apart from the moving range of the first tool 6, allowing the other holding section to hold the second tool.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic component mounting apparatus for mounting electronic components on a printed board.

[0002]

2. Description of the Related Art As is well known, an electronic circuit, which is a main component of electronic equipment, is usually constructed by mounting electronic parts on a printed circuit board. Then, as a method of mounting the electronic component on the printed circuit board, it is generally performed automatically by a mounting device.

Conventionally, as this main electronic component mounting apparatus,
A typical one will be described below by taking the one shown in FIG. 5 as an example. In the figure, reference numeral 1 is a line for carrying a printed circuit board while mounting electronic components, that is, an assembly line for a printed circuit board unit. .. which form a part of the electronic component mounting apparatus on the stage are provided on the side of the assembly line 1. The electronic component supply units 2, 2 ... Supply a plurality of different electronic components to the side of the assembly line 1, and convey paths 3, 3, ... For supplying the electronic components to the prescribed positions A, A. Are provided in a direction orthogonal to the assembly line 1. The prescribed positions A, A ... Are arranged in a straight line adjacent to each other along the assembly line 1, and tool holders 5, 5, ... Are respectively provided on the upper peripheral portions of the prescribed positions A, A. It is arranged. The tool holders 5, 5 ... Hold special tools 6, 6 ... Having a gripping portion corresponding to the shape of the electronic component.

Further, a manipulator main body 8 provided with a tool holding portion 12 for holding the tools 6, 6 ... Is provided on the XY moving mechanism 7 above the tool holders 5, 5 ,. It is supported. The XY moving mechanism 7 is composed of an X-direction moving portion 9 that moves in the X-direction and a Y-direction moving portion 10 that is supported by the X-direction moving portion 9 so as to be movable in the Y-direction. The manipulator body 8 is moved in the XY directions by the moving mechanism 7, that is,
It is possible to move in the direction of the assembly line 1 and the direction orthogonal thereto.

In such a structure, when the printed circuit board conveyed by the assembly line 1 is located in front of the electronic component supply section 2, the manipulator body 8 is placed with the tool 6 corresponding to the electronic component mounted on the printed circuit board. The tool 6 is moved to the position where it is present and the tool 6 is held. Then, the manipulator body 8 itself moves, and operates the tool 6 to grip the first electronic component defined by the program and move in the printed board direction to mount the electronic part on the printed board. After that, the above operation is repeated to sequentially mount the electronic components to be mounted on the printed circuit board on the stage.

[0006]

By the way, in this type of electronic component mounting apparatus, for example, a manipulator main body is configured to hold a plurality of tools, and a plurality of different types of electronic components are grasped by the plurality of tools. If this is moved and mounted on the printed circuit board, the mounting work of the electronic component can be efficiently performed, such as shortening the working time. However, in the conventional device, it is difficult to make the manipulator main body hold a plurality of tools in view of its configuration. That is, a plurality of tool holding portions are provided on the manipulator main body, and for example, if one tool holding portion holds a tool first and another tool holding portion tries to hold another tool, the tool holding portion is already held. There is a problem that the tool collides with a tool and a tool holder adjacent to another tool to be held. Therefore, the conventional device has a problem that the manipulator main body cannot hold the plurality of tools to efficiently mount the electronic components.

The present invention has been made in view of the above circumstances, and an object thereof is to provide an electronic component mounting apparatus capable of improving the utilization efficiency of tools and shortening the mounting work time.

[0008]

SUMMARY OF THE INVENTION An electronic component mounting apparatus according to the present invention comprises a plurality of electronic component supply portions for supplying electronic components to prescribed positions, and a plurality of tools for gripping these electronic components according to the shapes of the electronic components. And a plurality of tool holders that respectively hold these tools in the peripheral portion of the prescribed position of the corresponding electronic component, a manipulator main body that selectively holds the tools and operate the tools, and a printed circuit board are transported. An assembly line, and a tool corresponding to each electronic component is held by the manipulator main body, the corresponding electronic component is held by the tool, and the electronic component is mounted on a printed circuit board conveyed on the assembly line. In the electronic component mounting apparatus configured as described above, the manipulator main body is configured to have a holding portion that holds a plurality of tools, and the manipulator main body When the tool main body holds one tool in a part of the holding part and when it is brought to the peripheral part of the second tool to hold the second tool in another holding part, The tool holder moving mechanism for moving the other tool and the tool holder to a position outside the moving range of the one tool held by the part of the holding portions in accordance with the holding operation of the tool.

[0009]

According to the electronic component mounting apparatus of the present invention, while the manipulator main body holds one tool in a part of the holding part, the manipulator main body holds the second tool in another holding part. When brought to the peripheral part, the tool holder holding the other tool within the movement range of the one tool held by the part of the holding part due to the holding operation of the second tool of the manipulator main body , Is moved by the tool holder moving mechanism. As a result, the tool holder and the tool held by the tool holder are arranged at a position outside the movement range of the one tool, and the other holding section of the manipulator body can hold the second tool.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of an electronic component mounting apparatus of the present invention will be described below with reference to FIGS. The same parts as those of the conventional example are designated by the same reference numerals and the description thereof will be omitted. In the electronic component mounting apparatus of this embodiment, the manipulator main body 8 is provided with two tool holding portions (holding portions) 12 (see FIG. 2), and these tool holding portions 12 and 12 respectively include tools. 6, 6 are held. That is, the electronic component mounting apparatus of the present embodiment holds the tools 6 and 6 in the two tool holding portions 12 and 12 of the manipulator main body 8, respectively, and mounts the electronic components on the printed circuit board by these tools 6 and 6. You can do it.

Further, as shown in FIG. 1, the tool holders 5, 5, ... Have tool holder moving mechanisms 21, 2 respectively.
1 is provided. This tool holder moving mechanism 2
1, 21, ... Are composed of a cylinder 22 and a rod 23 that is provided on the cylinder 22 so as to be movable back and forth.
The tip of the rod 23 is connected to the tool holder 5.

That is, when the rod 23 is pulled in by the cylinder 22 of the tool holder moving mechanism 21, the tool holder 5 is pulled in the direction of arrow A in FIGS. 3 and 4 and held by the tool holder 5. Tool 6
Is moved to a position indicated by a chain line in FIGS. 3 and 4. Further, in this state, when the rod 23 is projected by the cylinder 22 of the tool holder moving mechanism 21, the tool holder 5 is moved in the arrow B direction in FIGS. 3 and 4 and held by the tool holder 5. The tool 6 is placed around the upper part of the electronic component at the specified position A. In addition, each tool holder 5 is provided with a spring 15, and the spring 15 allows the tool holder 5 to move to the tool 6
It is designed to be able to absorb the shock when holding the.

Next, the mounting operation of the electronic component on the printed circuit board by the electronic component mounting apparatus having the above configuration will be described. XY
The manipulator body 8 is moved by the moving mechanism 7,
The two tool holding portions 12 of the manipulator body 8,
12 is positioned above the tools 6, 6 ... Held in the tool holders 5, 5 ,. Here, when the two tools 6, 6 to be held are arranged at positions adjacent to each other, the tools 6, 6 can be held by the tool holding portions 12, 12 of the manipulator body 8 as they are.

However, when the two tools 6, 6 to be held are arranged at positions which are not adjacent to each other (for example, when the tools 6a and 6b are held in FIG. 2), the tool holding portion of the manipulator body 8 is held. 1
After holding the first tool (one tool) 6a on the tool holding part 12a on one side (a part) of 2, 12, the second tool (second tool) 6b is held on the other tool holding part 12b. When the second tool 6b is held, within the movement range of the first tool 6a already held by the tool holding portion 12a associated with the holding operation of the second tool 6b, another tool 6c adjacent to the second tool 6b and The tool holder 5c exists, and in this state, the second tool 6b cannot be held.

At this time, according to the mounting apparatus of this embodiment,
The second tool 6b can be held by the other tool holding portion 12b of the manipulator body 8 by performing the following operation. That is, when the second tool 6b is held by the other tool holding portion 12b of the manipulator main body 8, another tool placed within the range in which the first tool 6a already held by the manipulator main body 8 moves. The tool holder 5c holding 6c is moved in the arrow A direction in FIGS. 3 and 4 by pulling in the rod 23 by the cylinder 22 of the tool holder moving mechanism 21.

By doing so, this tool holder 5c
By the movement of the tool 6c, the tool 6c and the tool holder 5c holding the tool 6c are arranged at a position outside the movement range of the first tool 6a already held by the manipulator body 8 (see FIG. 4). .. As a result, the first tool 6a already held by the manipulator body 8 is
With this, interference with the other tool 6c and the tool holder 5c holding the tool 6c is avoided, and the holding operation of the second tool 6b to the other tool holding portion 12b can be favorably performed. Then, the two tools 6a,
By holding 6b, it is possible to mount electronic components on the printed circuit board very efficiently.

As described above, according to the electronic component mounting apparatus of the above-described embodiment, the manipulator body 8 holds the first tool 6a in a part of the tool holding portions 12a, and then the manipulator body 8 is moved to another tool holding portion 12b. To hold the second tool 6b,
When brought to the peripheral portion of the second tool 6b, the first tool 6a already held by the manipulator body 8 accompanying the holding operation of the second tool 12b of the manipulator body 8
By moving the tool holder 5c holding the other tool 6c within the movement range of the tool holder 5c by the tool holder moving mechanism 21, the other tool 6c and the tool holder 5 can be moved.
c is arranged at a position outside the moving range of the first tool 6a, and the other tool holding portion 1 of the manipulator main body 8 is provided.
The holding of the second tool 6b by 2b can be enabled.

Therefore, the manipulator main body 8 holds a plurality of tools 6a and 6b, and the plurality of tools 6a and 6b can perform the mounting work on the printed circuit board very efficiently, and the mounting time is greatly reduced. Can be made

Further, according to this electronic component mounting apparatus, since the tool holder moving mechanism 21 is provided in the tool holders 5, 5, ..., For example, the prescribed positions A, A of the plurality of electronic component supply units 2, 2 ,. When the same electronic component or different types of electronic components having the same shape are supplied to the ..., the tool holder 5 for holding the tool 6 at the peripheral portion of the specified position A where the electronic component to be mounted next is supplied. By moving the tool holder moving mechanism 21 to a position deviating from the peripheral portion of the specified position A, the next electronic component can be held by the tool 6 already held by the manipulator body 8, and It is possible to efficiently mount the electronic component on the printed circuit board and further reduce the mounting work time.

In the electronic component mounting apparatus of the above embodiment, the manipulator body 8 is provided with two tool holding portions 12 for holding the tool 6, but the number of tool holding portions 12 is not limited to that in the embodiment. There is no. Moreover, the specific structure and configuration of the electronic component mounting apparatus are not limited to the embodiments.

[0021]

As described above, according to the electronic component mounting apparatus of the present invention, the following effects can be obtained. When the manipulator body holds one tool in one of the tool holders and holds the second tool in another tool holder, when the tool is brought to the periphery of the second tool, the manipulator body By moving the tool holder that holds the other tool within the moving range of the one tool already held in the manipulator body with the holding operation of the second tool by the tool holder moving mechanism, the other tool and It is possible to dispose the tool holder holding these in a position outside the movement range of the one tool, and to hold the second tool by another holding portion of the manipulator body. Therefore, it is possible to hold a plurality of tools on the manipulator main body and perform the mounting work on the printed circuit board very efficiently by using the plurality of tools, and it is possible to significantly reduce the mounting time.

[Brief description of drawings]

FIG. 1 is a side view of an electronic component mounting apparatus for explaining the structure of the electronic component mounting apparatus of the present invention.

FIG. 2 is a plan view of the electronic component mounting apparatus for explaining the structure of the electronic component mounting apparatus of the present invention.

FIG. 3 is a side view of a part of the electronic component mounting apparatus for explaining the structure of the electronic component mounting apparatus of the present invention.

FIG. 4 is a plan view of a part of the electronic component mounting apparatus for explaining the structure of the electronic component mounting apparatus of the present invention.

FIG. 5 is a perspective view of an electronic component mounting apparatus for explaining a schematic configuration of the electronic component mounting apparatus.

[Explanation of symbols]

 1 Assembly Line 2 Electronic Component Supply Section 5 Tool Holder 6 Tool 8 Manipulator Main Body 12 Tool Holding Section 21 Tool Holder Moving Mechanism

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification code Internal reference number FI technical display location H05K 13/04 A 8509-4E

Claims (1)

[Claims] 1. A plurality of electronic component supply units for supplying electronic components to prescribed positions, a plurality of tools for gripping these electronic components according to the shape of the electronic components, and a plurality of tools for grasping these tools at the prescribed positions of the corresponding electronic components. A plurality of tool holders that are respectively held in the peripheral portion, a manipulator main body that selectively holds the tool and operates the tool, and an assembly line on which a printed circuit board is transported, and in the manipulator main body, In an electronic component mounting apparatus, which holds a tool corresponding to an electronic component, holds the corresponding electronic component by the tool, and mounts the electronic component on a printed circuit board conveyed in an assembly line, wherein the manipulator body is The manipulator main body holds one tool in a part of the holding parts. In this state, when holding the second tool in the other holding section, when it is brought to the peripheral part of the second tool, it is held in the part of the holding section accompanying the holding operation of the second tool of the manipulator body. An electronic component mounting apparatus comprising a tool holder moving mechanism for moving another tool and a tool holder to a position outside the moving range of the other tool.