JPH0410441A - Guide plate position regulator for housing case - Google Patents

Abstract

PURPOSE:To automatically regulate a guide plate movably provided in a housing case in response to the size of a content to be contained by providing means for moving the plate, and means for storing data for corresponding the size of the content to the moving distance of the plate and controlling guide plate moving means based on the data. CONSTITUTION:A controller 3 rotates pulse motors 11 of moving units 2X, 2Y to move connecting members 10, high connecting pieces 10a are connected to elements 57, 58 to once move movable guide plates 53, 54 to an origin O. Then, the controller 3 drives vertically moving mechanisms 8 of the units 2X, 2Y to lift the members 10 to insert the elements 57, 58 between high and low connecting pieces 10a and 10b. Then, the motors 11 of the units 2X, 2Y are reversely rotated based on stored data table to return the members 10 to initial positions to move the plates 53, 54 at moving distances X, Y responsive to the type of a designated lead frame. Thus, the positions of the plates 53, 54 are automatically regulated in response to the size of the lead fame to be contained in a magazine 50.

Description

[Detailed Description of the Invention] <Industrial Application Field> The present invention is directed to adjusting the position of a guide plate movably provided in a storage case such as an IC sorting frame storage magazine according to the size of the stored items such as lead frames. This invention relates to a device that automatically adjusts according to the situation.

<Prior Art> For example, a magazine used as a storage case for a lead frame in an IC manufacturing process needs to be one that matches the size of the slot frame in which the lead frame is stored. However, it is uneconomical to prepare dedicated magazines for each size of lead frame, which varies depending on the type of IC, and management is also complicated. Therefore, magazines have been devised to accommodate lead frames of various sizes.

FIG. 7(a) is a perspective view of this type of lead frame storage magazine 50 that stores lead frames F in a stacked state. As shown in the figure, on the rectangular base plate 51,
A mold-shaped fixed guide plate 52, an L-shaped movable guide plate 53 that moves in the longitudinal direction of the base plate 51, and a flat plate-shaped movable guide plate 54 that moves in the lateral direction of the base plate 51 are erected. The two movable guide plates 53 and 54 are mounted on the base plate 51 via slide mechanisms 55 and 56, respectively.

Therefore, in this magazine 5o, each movable guide plate 53.5
4, the storage space surrounded by these two movable guide plates 53 and 54 and the fixed guide plate 52 can be adjusted to the size of the lead frame F to be accommodated.

Further, FIG. 7(b) is a perspective view of this type of lead frame storage magazine 60 that stores lead frames F one by one in a separated state. As shown in the figure, a rectangular base plate 61
At the top, a flat fixed guide plate 62 that is long in the longitudinal direction of the base plate 61, and a movable guide plate 63 that moves in the transverse direction of the base plate 61 while facing the fixed guide plate 62.
Stopper 64 located at one end of the base plate 61 in the longitudinal direction
has been erected. The movable guide plate 63 is attached to the base plate 61 via a slide mechanism 65.

Furthermore, a plurality of grooves 62a, 63a for inserting the lead frame F are formed on the facing surfaces of each of the guide plates 52, 63.

In the case of this magazine 60, by moving the movable guide plate 63, the distance between the movable guide plate 63 and the fixed guide plate 62 is adjusted to the size of the lead frame F that is inserted into the grooves 62a and 63a and stored. ([) can be matched.

By providing the movable guide plates 53, 54, 63 in this way, it becomes possible to make one type of magazine 50, 60 compatible with lead frames of various sizes.

<Problem to be solved by the invention> However, conventionally, the position of guide plates movably provided in the storage case, such as the movable guide plates 53, 54, 63 of the magazines 50, 60, has been manually adjusted. Ta. Therefore, especially in the highly automated and unmanned IC manufacturing process, adjusting the position of the guide plate is a time-consuming and inefficient task.

The present invention was made in view of such problems, and an object of the present invention is to provide a device that can automatically adjust a guide plate movably provided in a storage case according to the size of the stored items. shall be.

<Means for Solving the Problems> The guide plate position adjustment device of the present invention for achieving the above object has a means for moving the guide plate, and data associating the size of the stored object with the amount of movement of the guide plate. and means for storing the data and controlling the guide plate moving means based on the data.

<Operation> According to the above configuration, by specifying the size of the stored object to the control means, the control means controls the guide plate moving means based on the stored data and adjusts the size of the specified stored object. Move the guide plate by the appropriate amount.

<Example) Hereinafter, one embodiment of the present invention will be described based on the drawings.

FIG. 1 is a plan view of a guide plate position adjustment device according to the present invention;
FIG. 2 is a front view of the same part.

The guide plate position adjusting device 1 (hereinafter simply referred to as the adjusting device 1) of this embodiment is configured using a lead frame storage magazine 50 similar to that shown in FIG. 7(a) as a target storage case. However, as shown in the plan view of FIG. 3(a) and the front view of FIG. 3(b), the lower ends of the two movable guide plates 53 and 54 of the magazine 50 are provided with vertically downward The tops 57 and 58 are fixed, and the tops 57 and 58 are loosely inserted into holes 51a and 51b provided in the base plate 51 and long in the moving direction of each movable guide plate 53 and 54. It is made to protrude downward from 51. Since the other parts are the same as those shown in FIG. 7(a), they are given the same numbers and their explanations are omitted.

As shown in FIGS. 1 and 2, the adjustment device l of this embodiment is as follows:
X to move one movable guide plate 53 of the magazine 50
The axis moving device 2x, the Y-axis moving device 12Y that moves the other movable guide plate 54, and these moving devices 2.
．． It is equipped with a control device 3 that controls the 2Y.

The two moving devices 2x and 2Y have the same configuration. That is, a feed screw 6 is installed in a frame 5 fixed on a horizontal base 4.
The movable block 7 is rotatably supported horizontally, and is screwed into the feed screw 6 with a movable block 7 passing through the feed screw 6. On the moving block 7.

A vertical movement mechanism 8 is attached, and the movable guide plates 53, 5 are attached to the upper end of the cylinder 9 of the vertical movement mechanism 8.
The retaining members 10 that engage with the pieces 57 and 58 of 4 are fixed. This retaining member 10 is formed into a b-shape with a high engagement piece 10a and a low engagement piece 10b facing each other. Further, one end of the feed screw 6 protrudes from the frame 5 and is attached to the base 4.
It is connected to the shaft of a pulse motor 11 supported above.

In the above configuration, the feed screw 6 is
When rotated, the movable lock 7 moves within the frame 5 in a direction corresponding to the rotational direction of the feed screw 6 while being held on two sides of the frame 5. As a result, the engaging member 10
It moves along the feed screw 6 together with the moving block 7. Furthermore, the retaining member 1° is moved to the cylinder 9 by the vertical movement mechanism 8.
In the lowered state, only the high retention piece 10a is at a height that engages with the pieces 57.58 of the movable guide plate 53.54, and in the raised state, the low retention piece 10b also engages with the pieces 57.58. The height is such that it engages with the

The moving devices 2x and 2v are arranged so that the directions of the respective feed screws 6, that is, the moving directions of the respective engaging members 1o, are set at even 90 degrees from each other so as to move the respective movable guide plates 53, 54 as described later. In addition, the high engagement pieces 10a of each engagement member 10 are arranged toward the inside of the magazine 50 in the moving direction, and the low engagement pieces 10b are oriented toward the outside of the magazine 50.

Further, on the base 4, there is a base plate 51 of the magazine 50.
Four pillar-shaped support members 1 horizontally support the magazine 50 in a positioned state by supporting the four corners of the
There are 2 erected.

On the other hand, the control device 3 controls the vertical movement mechanism 8 and pulse motor 11 of each of the moving devices 2X and 2Y based on a control program and a data table described later, and is shown in the block diagram of FIG. As shown in FIG.
M 32 and R A M that stores data cheats
3:l, a plurality of input/output devices 34, and two drivers 35 for rotating each of the pulse motors 11.

The data table to be stored in the RAM 33 is as shown in FIG. The amount of movement X and Y from the origin of 54 are associated with each other, and is input in advance from the terminal 41. In this case, the origin of each movable guide plate 53,54 is the position where each movable guide plate 53,54 has moved to the outermost position of the magazine 50.

Next, each movable guide plate 5:l by the adjusting device l having the above configuration.
, 54 position adjustment method is shown in FIGS. 1 and 6(a), (
This will be explained using the explanatory diagram of b).

First, as shown in FIG. 1, one of the magazines 50 is set on the support member 12 of the adjustment device 1 using a robot or the like. At this point, the engaging members 10 of each of the moving devices 2x, 2y are in a lowered state at the innermost initial position of the magazine 50.

Next, the magazine 50 set above is sent to the control device w3.
The type of lead frame to be stored is specified from the terminal 41. Then, the control device 3 rotates the pulse motor 11 of each moving device 2x, 2y to move each retaining member 10,
As shown in FIG. 6(a), each high-bonding piece 10a is connected to a piece 57.
58 to once move the movable guide plates 53 and 54 to their respective origins 0.

Next, the control device 3 drives the vertical movement mechanism 8 of each moving device 2X, 2Y to raise each engagement member 10 as shown in FIG. 6(b), and the high retention piece 10a and the low retention piece ] Put pieces 57 and 58 between it and Ob. Next, the control device 3 reverses the pulse motor 11 of each moving device 2X, 2Y to return each retaining member 10 to its initial position based on the stored data table, thereby moving the specified or one frame. Each movable guide plate 53, 54 is moved by a moving amount X, Y corresponding to the product type. For example, in the case of a lead frame of various types, one movable guide plate 53 is moved by 100 mm by the X-axis moving device 2X, and at the same time, the other movable guide plate 54 is moved by 50 mm by the Y-axis moving device 2Y.
move it. The position of each movable guide plate 53, 54 has now been automatically adjusted according to the size of the lead frame to be stored in the magazine 50.

After that, the control device 3 releases the engagement between the respective low engagement pieces 10b and the pieces 57 and 58 by driving the vertical movement mechanisms 8 of each of the moving devices 2x and 2Y to lower each engagement member 1o, Subsequently, each pulse motor 11 is further reversed to return each retaining member 10 to its initial position.

Furthermore, if the control device 3 is connected to a computer 42 that manages the IC manufacturing process, or if it is incorporated into the computer 42 and the type of lead frame is input directly to the control device 3, the information from the terminal device 41 can be controlled. The work of specifying the product type can also be omitted, and the movable guide plate 53 in the IC manufacturing process can be omitted.
54 position adjustment can be completely automated.

The guide plate position adjusting device of the present invention can be applied in the same way as the lead frame storage magazine in the above embodiment, as long as there is a storage case in which the guide plate is moved according to the size of the stored items.

<Effects of the Invention> As described above, if the guide plate position adjustment device of the present invention is placed, for example, in the process of manufacturing multiple types of ICs, and the position adjustment of the guide plate of the lead frame storage magazine is automated. , the trouble of adjustment work is omitted, and at the same time, I
It is possible to further unmanned and automated the C manufacturing process.

[Brief explanation of the drawing]

FIG. 1 is a plan view showing an embodiment of the present invention. FIG. 2 is a front view of the same part, FIG. 3(a) is a plan view of the lead frame storage magazine in the embodiment, FIG. 3(b) is a front view of the same, and FIG. 4 is the control in the embodiment. A block diagram of the device; FIG. 5 is a diagram showing a data table; FIGS. 6(a) and (b) are explanatory diagrams of the guide plate position adjustment method in the embodiment; FIGS. 7(a) and (b) FIG. 2 is a perspective view of the sort frame storage magazine. 1...Guide plate position adjustment device. 2X...X-axis moving device. 2 Y-Y axis moving device, 3... control device. 50...Lead frame storage magazine. Patent applicant Oki Electric Industry Co., Ltd. Agent
Patent attorney Kuninori Funahashi $-Kanmei/) Bald f
l'7 tHozuteρyo Figure 1 In the depths of the present invention Shio ゛ Eho T evil momme front enclosure Wi 2 Figure 31jA (0) Figure 3 (b) Figure 6 Fourth

Claims (1)

[Scope of Claims] A device for automatically adjusting the position of a guide plate movably provided in a storage case according to the size of a stored item, comprising: means for moving the guide plate; and a storage case. A guide plate position adjusting device for a storage case, characterized in that the device stores data associating the size of the guide plate with the amount of movement of the guide plate, and controls the guide plate moving means based on the data. .