JPH0618752Y2 - Attachment storage device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a storage device for an attachment used in an asing center.

<Prior art> Machine tools such as machining centers perform two or more types of machining without replacement of the workpiece. For that purpose, it is necessary to perform tool exchange with multiple tools to be exchanged near the spindle. You have to prepare multiple attachments. In this case, the attachments are stored in the storage, but in order to simplify the device and save space, a plurality of attachments are stored in the single storage. Then, when the attachment is used, it is taken out from the storage by an attaching / detaching device and used.
Here, a conventional attachment storage device will be described with reference to FIGS. 5 and 6. A storage case 2 attached to a fixed part 1 of an ashing center (not shown) has a cylindrical main body 4 having an opening 3 formed in a part of an upper part and a side part, and a dust-proof opening / closing cover capable of opening / closing the opening 3. It is composed of 5. The opening / closing cover 5 is rotatably supported by a shaft 6 at the center of the upper portion of the main body 4, and is opened / closed by a cylinder 7 provided in the main body 2.

A first support base 8 is attached in the vicinity of the opening 3 in the attachment storage 2, and a first attachment 9 is attached.
Is supported. In addition, a second support base 10 is mounted in the storage case 2 side by side with the first support base 8, and a movable base 12 that is movable above the first support base by a cylinder 11 is mounted on the upper part. ing. And this moving table 12
The second attachment 13 is supported on the top.

In such an attachment storage device, when the first attachment 9 is used, the opening / closing cover 5 is opened and the upper side is opened, and the first attachment 9 is taken out by the attachment / detachment device (not shown). When the second attachment 13 is used, the opening / closing cover 5 is opened, and the cylinder 11 is used to move the moving table 12 to the vicinity of the opening 3 as shown by the chain double-dashed line in FIG. The second attachment 13 is taken out by the attachment / detachment device.

<Problems to be solved by the invention> In such a conventional attachment storage device,
Since the first and second support bases 8 and 10 that respectively support the two attachments 9 and 13 are laterally stored in the main body 4 of the storage case 2, the storage case itself becomes large and can be mounted in a small space. However, the attachment position to the machining center was limited and it was difficult to attach and detach the attachment.

The present invention solves such a problem, and an object of the present invention is to provide an attachment storage device capable of efficiently storing the attachment and downsizing the storage device itself.

<Means for Solving the Problem> An attachment storage device according to the present invention for achieving the above-mentioned object is an attachment storage device for storing a plurality of attachments detachable from a spindle of a machine tool. A first support base that can hold an attachment, a second support base that can hold a second attachment and that is rotatably supported by a horizontal axis, and a second support base that rotates and holds the second support base. The attachment is placed above the first attachment to be in a second attachment removal state, and the held second attachment is placed to a side of the first attachment to be in a first attachment removal state. And a drive unit.

<Operation> By rotating the second support base by the drive device and positioning the held second attachment above the first attachment, the second attachment becomes ready to be taken out, and the second support By rotating the table and positioning the held second attachment to the side of the first attachment, the upper side of the first attachment is opened and the first attachment is ready to be taken out. The storage space is reduced by arranging the first and second attachments in the vertical direction.

<Embodiment> An embodiment of the present invention will be described in detail below with reference to the drawings.

1 to 4 are views showing an attachment storage device according to an embodiment of the present invention, wherein FIG. 1 is a partially cutaway side view (I-I cross-sectional view of FIG. 2), The figure shows II in Figure 1.
-II sectional view, FIG. 3 is a III-III sectional view of FIG. 2, and FIG. 4 is an operation explanatory view. It should be noted that the same members as those of the related art are denoted by the same reference numerals, and duplicate description will be omitted.

First, the structure of the attachment storage device of the present invention will be described with reference to FIGS. A main body 21 of a storage case 20 is fixed to a fixed portion 1 of a machining center (not shown). An opening 22 is formed in a side portion of the main body 21, and an opening / closing cover 23 as a dustproof cover is provided in the opening 22. The opening / closing cover 23 has a side portion 23a and a bottom portion 23b for closing the opening portion 22, and a pair of guide members 24 fixed to the lower surface of the bottom portion 23b are attached to a pair of guide rails 25 fixed to the fixing portion 5 surface of the machining center. By being guided, the opening / closing cover 23 is movable in the horizontal direction along the guide rail 25.
An open / close cylinder 26 attached to the fixed portion 1 is connected to the open / close cover 23, and the open / close cover 23 can be opened / closed by operating the open / close cylinder 26.

As shown in FIG. 1, a first support base 8 is fixed to the upper surface of the bottom portion 23b of the opening / closing cover 23, and the first attachment 9 is placed on and locked by the first support base 8. It is supposed to be retained. The first attachment 9 is a right angle type attachment. As shown in FIG. 2, support plates 27 are fixed to both sides of the first support base 8 on the upper surface of the bottom portion 23b of the opening / closing cover 23, and the second attachment 13 is fixed to the support plates 27. The second on which is placed
The support base 28 is supported.

The support base 28 includes a mounting portion 28a and end plate portions 28 on both sides thereof.
b has a U-shaped cross section, and is rotatably attached to the support plate 27 about a horizontal axis by a connecting shaft 29 fixed to the end plate portion 28b, and the second attachment 13 is mounted on the mounting portion 28a. It is designed to be placed on top and fitted and held by a suitable locking means, such as a recess, or by hooking. The second attachment 13 is a cover type attachment that covers the end face of the spindle head when the rotary tool is directly attached to the spindle head. Here, when the second support base 28 is upright, the mounting portion 28a is positioned above the first attachment 9 mounted on the first support base 8 to cover it. When turned 90 degrees from there and in a state of lying down, the mounting portion 28a is positioned on the side of the first attachment 9 and opens above it.

As shown in FIG. 3, the link 3 is attached to the one connecting shaft 29.
One end of 0 is fixed, and the other end of the link 30 is connected to a tilting cylinder 32 pivotally attached to a bracket 31 attached to the opening / closing cover 23. Therefore, the operation of the tilting cylinder 32 can rotate the second support base 28 via the link 30 and the connecting shaft 29.

Next, the operation of the attachment storage device of the present invention constructed as above will be described. From the state in which the first and second attachments 9 and 13 shown in FIG. 1 are stored in the storage case 20, first, the opening / closing cylinder 26 is operated to move the opening / closing cover 23 to the left in FIG.
Then, as shown in FIG. 4 (a), the second attachment 13 supported by the second support base 28 is exposed to the outside, and the second attachment 1 is attached by the attachment / detachment device (not shown).
You can get three. On the other hand, when the first attachment 9 is used, the opening / closing cover 23 is moved to the fourth position.
By operating the raising / lowering cylinder 32 shown in FIG. 3 from the state shown in FIG. (A), the second support base 28 is made to fall sideways in the clockwise direction in the same figure. Then, as shown in FIG. 4 (b), the first attachment 9 supported by the lower first support base 8 is attached.
Is exposed to the outside, and this first
The attachment 9 of can be taken out.

Further, in order to store the attachments 9 and 13, it suffices to place them on the support bases 8 and 28 and perform the operation opposite to the above.

The attachments that can be stored by the attachment storing device of the present invention are not limited to those shown in this embodiment,
It can also store other types of attachments.

Further, according to the present embodiment, since the opening / closing cover 23 can be opened / closed in the lateral direction, the installation space can be reduced as compared with the conventional rotary type opening / closing cover.

<Advantage of Device> As described in detail above, according to the attachment storage device of the present invention, the second support is swung by the drive device to position the second attachment above the first attachment. While the second attachment is taken out, the second attachment is positioned laterally of the first attachment so that the first attachment is taken out. Therefore, the first and second attachments By arranging and storing in the vertical direction, the storage space can be reduced and an efficient storage state can be obtained, and the storage device itself can be miniaturized and installed in a place with a small installation space.

[Brief description of drawings]

1 to 4 are views showing an attachment storage device according to an embodiment of the present invention. FIG. 1 is a partially cutaway side view (I-I cross-sectional view of FIG. 2 and FIG. 2). Is II- in Figure 1.
II sectional view, FIG. 3 is a sectional view taken along the line III-III in FIG. 2, FIG. 4 is an operation explanatory view, FIG. 5 is a plan view of a conventional attachment storage device, and FIG. 6 is VI-VI in FIG. FIG. In the drawings, 8 and 28 are attachment support bases, 9 and 13 are attachments, 20 is an attachment storage device, 21 is a storage cabinet main body, 22 is an opening, 23 is a cover, and 32 is a tilting cylinder (driving device).

Claims (1)

[Scope of utility model registration request] 1. An attachment storage device for storing a plurality of attachments detachable with respect to a spindle of a machine tool, the first support being capable of holding the first attachment, and the second attachment being horizontal. A second support base that is rotatably supported by a shaft, and a second attachment take-out state in which a second attachment that rotates and holds the second support base is located above the first attachment. In addition, the attachment storage device further includes a drive device that brings the held second attachment to a side of the first attachment and brings the first attachment into a taken-out state.