JPH04239199A - Part mount device - Google Patents

Abstract

PURPOSE:To prevent a tape reel (17) from swinging transversely when moving a supply base (6) whereon a part supply device (7) having the large tape reel (17) is arranged. CONSTITUTION:A large reel holder (21) which is attached removably to a part of a supply base (6) supports a large tape reel (17) which is provided to a part supply device (7), and prevents the tape reel (17) from swinging transversely when the supply base (6) is moved.

Description

[Detailed description of the invention]

0001

[Industrial Application Field] Among the supply devices each equipped with a tape reel for storing chip components and disposed in the direction of movement of the supply table, the supply table is moved in the direction of the supply device, and the suction nozzle causes suction. The present invention relates to a component mounting device in which the suction nozzle takes out a chip component from a supply device that has been moved to a position and mounts it on a printed circuit board.

0002

[Prior Art] This type of component mounting device was disclosed in Japanese Patent Application Laid-Open No. 64-2
It is disclosed in Japanese Patent No. 2100. In this conventional technology,
A large number of component mounting devices each having a tape reel are arranged in the moving direction of a movable supply table.

0003

However, when the tape reel is large, there is a drawback that the tape reel causes lateral vibration due to movement of the supply table.

[0004] Generally speaking, a feeding device that has a large tape reel on a feeding table only has a portion of it, but if a supporting member is provided to support the large tape reel over the entire area of the feeding table, the weight of the supporting member will cause the problem. A drawback is that a large force is required to move the supply table.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to prevent large horizontal wobbling of a tape reel without increasing the force required to move the supply table.

[0006]

[Means for Solving the Problems] Therefore, the present invention provides a supply device which is provided with tape reels for storing chip components and arranged in the direction of movement of a supply table. In a component mounting device in which the suction nozzle takes out a chip component from a supply device that has been moved to a suction position by a suction nozzle and mounts it on a printed circuit board, a tape reel support member capable of supporting a predetermined number of large tape reels is provided. It is provided in a part of the supply stand.

Further, in the present invention, a tape reel support member capable of supporting a predetermined number of large tape reels is detachably provided on the supply stand.

[0008]

According to claim 1, a large tape reel included in some of the supply devices is supported by a tape reel support member provided on a portion of the supply table that moves in the direction in which the supply device is disposed.

According to claim 2, when a supply device having a large tape reel is placed on the supply table, a tape reel support member is attached in accordance with this arrangement, and the support member supports the large tape reel.

0010

[Embodiments] Examples of the present invention will be described below with reference to the drawings.

In FIG. 2, (1) is the X-axis motor (2)
This is an XY table that moves in the XY directions by rotation of a Y-axis motor (3), and a printed circuit board (5) on which a chip component (4) is mounted is placed.

(6) is a supply stand, and chip parts (4)
A large number of component supply devices (7) are disposed for supplying components. (8) is the supply table drive motor, and the ball screw (9)
By rotating the ball screw (9), through a nut (not shown) fitted to the ball screw (9) and fixed to the supply table (6),
The supply stand (6) moves guided by the linear guide (10).

(11) is a turntable that rotates intermittently, and a suction nozzle (1
2) are arranged at equal intervals in accordance with the intermittent pitch.

The stop position of the mounting head (13) where the suction nozzle (12) suctions and takes out the component (4) from the supply device (7) is the suction station, and at the suction station, the first part of the turntable (11) is A suction nozzle (12) located on the outside suctions the component (4).

The next position where the mounting head (13) stops is a recognition station, and at this station, the component recognition device (14) recognizes the positional deviation of the component (4) to be attracted by the suction nozzle (12). .

The next mounting head (13) of the recognition station
) stops at the angle correction station, and the suction nozzle (12) stops based on the recognition result by the recognition device (14).
) is rotated in the θ direction by the nozzle rotation roller (15), and the positional deviation of the rotation angle of the component (4) is corrected.

The next stop position of the angle correction station is
This is a mounting station, and the component (4) to be attracted by the suction nozzle (12) of the station is mounted on the substrate (5).

The supply device (7) is equipped with a tape reel (17) around which a tape (not shown) for storing the component (4) is wound.
According to the J standard, there are two types of tape reels: a small tape reel with a reel diameter of 178+/-2.0 mm and a large tape reel (17) with a reel diameter of 382 mm or less.

In FIG. 3, a large tape reel (17
) has its rotating shaft (19) supported by the reel mounting plate (18), and the reel mounting plate (18) is connected to the feeding device (7).
) is installed. A large reel holder (21) is attached to the parts supply stand (6), and the large reel holder (21)
) has a notch (23) in which a locking piece (22) protruding from the end of the reel mounting plate (18) is engaged.
is provided. The lower end surface portion (24) of the reel mounting plate (18) is supported by the large reel holder (21) in a non-fixed state. In this embodiment, the large reel holder (21) is provided with 20 notches (23) so as to support 20 reel mounting plates (18).

[0020] By supporting the large tape reel (17) on the large reel holder (21) in this manner, lateral wobbling due to movement of the component supply stand (6) is prevented.

In FIG. 1, the large reel holder (21) is inserted into the screw hole (25) provided in the parts supply table (6) through the mounting hole (28) of the mounting piece (27) of the reel holder (21). The screw hole (25) is arranged so that the large reel holder (21) can be installed at any of four positions in the moving direction of the parts supply table (6). Even if the supply device (7) with a large tape reel (17) is placed at an arbitrary position,
It is designed to support this.

[0022] The four mounting positions are the large reel holder (2
1) are installed adjacent to each other, so that there is nothing that cannot be supported by the tape reel (17) at the boundary. Since the large reel holder (21) is removable from the supply stand (6), it should not be attached to the location where the supply device (7) having the small tape reel (17) is installed.

The operation of the above configuration will be explained below. First, the worker uses a large tape reel (17)
For example, as shown in FIG. 1, attach the large reel holder (21) to the bolt (26) so that the tape reel (17) can be supported in accordance with the position where the parts supply device (7) having the component supply device (7) is installed.
Attach it to the parts supply stand (6).

Next, the parts supply device (7) is placed on the parts supply stand (
6) Attach it to each of the required locations. At this time, the reel attachment plate (18) of the large tape reel (17) is attached by engaging its locking piece (22) with the notch (23) of the large reel holder (21).

Next, when the operation section (not shown) is operated to start automatic operation, the motor (3) is rotated and the supply device (4) supplies the desired part (4) via the ball screw (9).
7) Suction nozzle (12) waiting at the suction station
The component supply table (6) is guided by the linear guide (10) and moved to the suction position. At this time, the large tape reel (17) is supported by the large reel holder (21) via the reel mounting plate (18), so it moves without causing any lateral wobbling.

Next, when the nozzle (12) suctions the part (4), the turntable (11) rotates intermittently, and the next nozzle (12) moves to the suction station and picks up the part (4) to be taken out next. 4) is moved to the adsorption position of the nozzle (12) by rotation of the motor (8). When the nozzle (12) picks up the part (4), the turntable (11) rotates intermittently, and the nozzle (12) that picked up the part (4) first moves to the recognition station.

[0027] Then, at the station, the nozzle (1
The adsorbed part (4) in 2) is the part recognition device (14)
be recognized. Nozzle (12) stopped at the recognition station due to intermittent rotation of the next turntable (11)
is moved to the angle correction station and the nozzle rotation roller (
15) corrects the positional deviation of the rotation angle of the component (4) in the θ direction based on the recognition result of the recognition device (14).

Next, the nozzle (12) stopped at the angle correction station due to the intermittent rotation of the turntable (11).
) is moved to the mounting station, and by rotation of the X-axis motor (2) and Y-axis motor (3), the XY table (1) is moved in the XY direction by making corrections based on the recognition result of the recognition device (14). The component (4) sucked by the nozzle (12) is mounted on the printed circuit board (5) at the position where it should be mounted.

The above operations are repeated and the printed circuit board (5
), when the mounting of all the parts (4) to be mounted on the board (4) is completed, the board (5) is ejected by a discharging means (not shown), and the next board (5) is placed on the XY table (1) and the same process is carried out. Then, the part (4) is mounted.

As described above, the component mounting on the number of boards (5) on which components should be mounted is completed, and the supply device (7) is used to perform component mounting on the next different type of board (5).
If it becomes necessary to change the arrangement of the large reel holder (21) on the left side in FIG. Remove the large reel holder (21). Then, the supply device (7) is arranged in line with the next board (5), and the component (4) is mounted in the same manner as described above.

In this way, each time the type of substrate is changed and the position of the supply device (7) having the large tape reel (17) changes, the large reel holder (21) is moved to the supply device (7).
It will be installed according to the arrangement in 7).

[0032] In this embodiment, the large reel holder (21)
Although the number of supply devices (7) supporting the tape reel (17) was set at 20, it may be smaller or larger than this.

Furthermore, the large reel holder (21) is configured to be attached to four locations on the parts supply stand (6);
The screw holes may be provided with further narrower intervals so that the device can be installed at an intermediate position.

Further, the large reel holder (21) has one size and can support one size of tape reel (17), but the tape reel (17) is smaller than this. If it is desired to prevent the tape reel (17) from lateral wobbling during movement, a tape reel holder may be attached to support the tape reel (17) depending on the size of the tape reel (17).

[0035]

As described above, in the present invention, when a supply device having a large tape reel is disposed only in a part of the supply table, the tape reel can be supported by providing a support member only in that part. As a result, the supply table can be moved without requiring a large force, and horizontal wobbling of the tape reel during movement can be prevented.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of a main part of a component mounting device to which the present invention is applied.

FIG. 2 is a plan view of the device.

FIG. 3 is a side view of essential parts of the device.

[Explanation of symbols]

(4) Chip parts (5) Printed circuit board (6) Supply stand (7) Parts supply device (12) Suction nozzle (17) Tape reel

Claims (2)

[Claims] Claim 1: Among the supply devices each having a tape reel for storing chip components and disposed in the direction of movement of the supply table, the supply table is moved in the direction in which the supply device is disposed to a suction position by a suction nozzle. In a component mounting device in which the suction nozzle takes out chip components from a moved supply device and mounts them on a printed circuit board, a tape reel support member capable of supporting a predetermined number of large tape reels is provided in a part of the supply table. Characteristic parts mounting device. [Claim 2] Among the supply devices each having a tape reel for storing the chip components and disposed in the direction of movement of the supply table, the supply table is moved in the direction in which the supply device is disposed to a suction position by a suction nozzle. In a component mounting device in which the suction nozzle takes out chip components from a moved supply device and mounts them on a printed circuit board, a tape reel support member capable of supporting a predetermined number of large tape reels is removably provided on the supply stand. A parts mounting device featuring: