JPH03268488A - Electronic part mounting device - Google Patents

Abstract

PURPOSE:To simplify the structure of a packaging means capable of performing an positional correction and reduce manufacturing cost by positioning a material to be mounted with a positioning table, performing one positional corrections by way of the transfer of the positioning table and the other positional correction by way of the transfer of a mounted material holding table. CONSTITUTION:A mounted material positioning means 1 is capable of performing positioning of each mounted material 8a and 8b in dual directions on a plane with a common positional table with a plurality of packaging means 12a and 12b. Positional correction of each mounted material 8a and 8b based on each component recognition means 9b is conducted by moving a positioning table 30 for one mounted material, and for the other mounted material by moving mounted material holding tables 4 and 7 arranged movably on the positioning table 30 in dual directions on a plane. This construction makes it possible to mount components with higher accuracy and hence obtain a high productivity electronic component packaging device at low cost.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to an electronic component mounting apparatus used for mounting electronic components supplied from a component supply section onto a mounting member such as a circuit board.

Conventional technology Conventionally, an electronic component mounting apparatus used for mounting electronic components on a circuit board is provided with a component supply section in which a plurality of component supply units containing electronic components are arranged in parallel on a movable table. are moved in the parallel direction so that the components can be taken out at a predetermined position, and a means for positioning the circuit board is provided so that the position on the circuit board on which the component is mounted is at a predetermined position, and the mounting means is used to hold the component. There is known a device in which the positional deviation of a component is recognized by a component recognition means, the position of the circuit board is corrected based on this, and then the component is mounted on the circuit board by the mounting means.

Problems to be Solved by the Invention In such a conventional electronic component mounting apparatus, when the component recognition means recognizes the positional deviation of the component held in the component supply section and corrects the position of the circuit board, this is necessary. Since the correction is performed by the positioning means of the circuit board, in a mounting apparatus in which a plurality of mounting means are arranged in parallel, it is necessary to correct the position of the circuit board for each mounting means, so it is necessary to provide the same number of positioning means as the mounting means. However, this has the disadvantage of increasing manufacturing costs.

Means for Solving the Problems In order to solve the above problems, the present invention includes a component supply section, a mounting member positioning means for positioning a mounting member on which the component is mounted, and a mounting member positioning means for holding the component in the component supply section. In an electronic component mounting apparatus comprising a mounting means for mounting this on the mounting member and a component recognition means for recognizing a positional shift of the holding component, a plurality of mounting means are arranged in parallel, and the mounting member positioning means is arranged in parallel. , consisting of a positioning table movable in two directions on a plane, and a plurality of mounting member holding tables provided individually for a plurality of mounting means and arranged on the positioning table; One of the mounting member holding tables is fixed on the positioning table, and the other mounting member holding table is movable for position correction in two directions on a plane.

Function The mounting member positioning means of the electronic component mounting apparatus of the present invention is as follows:
It is possible to position each mounting member in two directions on a plane using a common positioning table for multiple mounting means, and it is possible to perform position correction of each mounting member by each component recognition means, while positioning for one mounting member. This can be done by moving the table, and for other mounting members, it can be done by moving a mounting member holding table that is disposed on the positioning table so that it can move in two plane directions for position correction.

Example Embodiments of the present invention will be described below with reference to the drawings.

In FIG. 1, reference numeral 14 denotes a component supply section in which a plurality of component supply units 13 are arranged side by side, and the component supply units 13 can be moved in the direction in which they are arranged side by side to position them at predetermined component supply positions. Taped parts are attached to the parts supply unit (13), and each part is sent out one by one to a predetermined part take-out position.

Reference numerals 12a and 12b denote first and second mounting means of a rotating type, in which a plurality of sets of mounting heads 10a and 10b are mounted on a rotary table provided on a vertical axis at equal intervals in a ring shape, and the mounting heads 10a and 10b have upper and lower mounting heads. A moving suction nozzle is provided, which descends at the component supply position to suction and hold the component.

The remounting means 12a and 12b have component recognition means 9a and 9b, respectively (component recognition means 9 of the first mounting means 12a).
A is omitted from illustration. ) and θ rotation units 11a, l
lb is attached to recognize the amount of positional deviation from the normal holding position when picking up the component, and correct the position of the mounting member using the θ rotation units 11a, llb and the mounting member positioning means 1, which will be described later.

The rotary table is intermittently rotated at intervals between the mounting heads 10a and 10b, and the positions where the mounting heads 10a and 10b stop are component supply positions and component mounting positions.

In FIG. 1, the mounting member positioning means 1 includes a first movable tip 2 that is movable in the X direction on the plane, and a first moving tip 2 that is provided thereon and is movable in the Y direction on the plane in a direction perpendicular to the X direction. It includes a positioning table 30 consisting of a second moving table 3, a first mounting member holding table 4 fixed on the second moving table 3, and a first mounting member holding table 4 arranged movably in the X-Y directions on the second moving table 3. A second mounting member holding table 7 is provided. The first mounting member holding table 4 is provided corresponding to the first mounting means 12a, and the second mounting member holding table 7 is provided corresponding to the second mounting means 12b. The second mounting member holding table 7 includes a third moving table 5 that is movable in the X direction, and a fourth moving table 6 that is provided thereon and is movable in the Y direction. The mounting member) 8a is fixedly supported on the first mounting member holding table 4, and the second circuit board (mounting member) 8b is fixedly supported on the second mounting member holding table 7.

A part common to the remounting means 12a and 12b of the mounting member positioning means, that is, a positioning table 30 consisting of a first moving table 2 and a second moving table 3, allows the first and second substrates supplied by a substrate supplying means (not shown) to The second circuit boards 8a and 8b are positioned, and the position of the first circuit board 8a is corrected using the X-Y position of the positioning table 30.
The position of the second circuit board 8b is corrected by moving the mounting member holding table 7 in the X-Y direction.

Next, both circuit boards 8a and 8 are mounted by the mounting member positioning means 1.
The positioning operation b will be explained.

First, on the component supply section 14, component supply units 13 are arranged in parallel, in which various components to be mounted on the circuit boards 8a and 8b are separately housed.

Components waiting at the component extraction position of the component supply unit 13 are sequentially transferred to the mounting head 10a of the mounting means 12a and 12b.
, 10b, and the mounting head 10a,
After each of the parts 10b is raised, the rotary table is rotated, and the component recognition means 9a and 9b recognize the amount of deviation in the suction position of the component.

To correct each positional deviation, first, at a predetermined table rotation position, each θ rotation unit 11a, 11b rotates the mounting head 10a by the amount of deviation relative to the normal rotation amount.
, 10b to correct the rotational position of the component.

Next, the first circuit board 8a fixedly supported on the first mounting member holding table 4 is displaced from the normal XlY position due to the XY movement of the first moving table 2 and the second moving table 3. is corrected and positioned. Further, at the same time, the second circuit board 8b fixedly supported on the second mounting member holding table 7 is transferred to the first circuit board 8a by the X-Y movement of the third moving table 5 and the fourth moving table 6.
The positioning is performed by correcting the amount of deviation that is the sum of the amount of deviation in the mounting position in and the amount of deviation in the mounting position in the second circuit board 8b.

In this way, components are sequentially mounted onto the circuit boards 8a, 8b positioned by the correction by the respective mounting heads 10a, 10b of the respective mounting means 12a, 12b.

FIG. 2 shows the mounting member positioning means 1 of another embodiment.

The positioning table 30 and the first mounting member holding table 4 are constructed similarly to the embodiment shown in FIG. On the other hand, the X-Y position of the second mounting member holding table 7a is determined by a cam mechanism described below.

A pair of cams 17X and 17X rotate in synchronization with each other, and a pair of driven rollers 18X and 18X, which can move only in the X direction, are driven by a drive unit 15X.
move in the direction. The second mounting member holding table 7a is pushed rightward in the figure by a pair of springs 19X, 19X, and on its right side is the pair of driven rollers 18X.
, 18X are in pressure contact. Therefore, a pair of cams 17
The position of the second mounting member holding table 7a in the X direction can be set by the rotational position of X and 17X. Similarly, the drive unit 15Y1 belt 16Y, a pair of cams 17
The X-direction position of the second mounting member holding table 7a can be set by the X-direction position regulating means comprising Y, 17Y, driven rollers 18Y, 18Y, and a pair of springs 19Y, 19Y. In this way, the position correction of the second circuit board 8b corresponding to the positional deviation of the suction component is performed by the drive unit 15.
This can be done by driving X and 15Y.

FIG. 3 shows a mounting member positioning means 1 of yet another embodiment. This embodiment is based on the cam 1 in the embodiment shown in FIG.
In place of 7X, 17X, 17Y, 17Y, swing 7
- The structure is characterized by the use of 20X, 20X, 20Y, and 20Y, but since the other configurations are the same, the explanation will be omitted and the common reference numerals are given in FIG.

In this way, the positional correction of the second circuit board 8b corresponding to the positional deviation of the suction component can be performed by driving the drive units 15X and 15Y.

In the embodiments described above, an apparatus for mounting electronic components on a circuit board has been described, but the present invention can also be applied to an apparatus for inserting electronic components onto a circuit board. Further, although the above embodiment is a case where there are two mounting means 12a and 12b, the present invention can also be applied to a case where there are three or more mounting means, and in that case, the mounting means corresponding to each mounting means are All but one of the member holding tables are
It is configured to be movable for position correction in the XY force directions. Further, in the above embodiment, the mounting member holding table fixed on the positioning table is formed separately from the positioning table, but it is also possible to provide it integrally with the positioning table.

Effects of the Invention According to the electronic component mounting apparatus of the present invention, a mounting member is positioned using a positioning table common to a plurality of mounting members, and a predetermined component recognition means corrects the position of the plurality of mounting members by using one of the mounting members. can be done by moving the common positioning table, and other things can be done by moving the mounting member holding table that is individually provided and movable for position correction. The structure that can have the function of correcting the position of the mounting member can be made into a simple structure.

Therefore, according to the present invention, it is possible to provide an electronic component mounting apparatus having a plurality of component mounting means, capable of mounting components with high precision, and having high productivity at a low cost.

[BRIEF DESCRIPTION OF THE DRAWINGS] FIG. 1 is a perspective view showing an electronic component mounting apparatus according to an embodiment of the present invention, FIG. 2 is a schematic plan view showing mounting member positioning means in another embodiment, and FIG. FIG. 7 is a schematic plan view showing mounting member positioning means in still another embodiment. １・・・－・・・・・・・・・－・・・・・・・・・・・・
Mounting member positioning means 4...
......Mounted member holding table 7...
・・・・・・・・・・・・・・・・・・・・・・・・
・Mounting member holding tables 8a, 8b--
......Mounting member 9b--
・・・・・・・・・−・・・・・・・・・Component recognition means 1
2a, 12b...Mounting means 14
−・・−・・・・・・・・・・・・・・・・・・・
・Parts supply section 30--...
・・・・・・・・・Positioning table drawing 1'! −) i5rj; “Pu i>32gnq; touε9b
Expenses are decreasing now

Claims (1)

[Claims] (1) a component supply section, a mounting member positioning means for positioning a mounting member on which a component is mounted, and a mounting means for holding a component in the component supply section and mounting it on the mounting member; An electronic component mounting apparatus comprising a component recognition means for recognizing a positional shift of the holding component, a positioning table in which a plurality of mounting means are arranged in parallel, and the mounting member positioning means is movable in two directions on a plane; a plurality of mounting member holding tables provided individually for a plurality of mounting means and arranged on the positioning table; one of the mounting member holding tables is fixed on the positioning table; An electronic component mounting apparatus characterized in that the mounting member holding table is movable for position correction in two directions on a plane.