JP3141901U - Tool pallet accommodation mechanism for machine tools - Google Patents

Abstract

A tool pallet receiving mechanism for a machine tool is provided which has a compact device and can quickly take out and insert a tool pallet.
A plurality of tool pallets comprising a disk-shaped tool holder member and a mounting plate that is arranged in multiple stages in the vertical direction to mount and hold the disk-shaped tool holder members and form an integral shape, and the tool pallet. A tool box 15 for holding the tool pallet, the tool box for holding the tool pallet, and a plurality of support pins 103 at appropriate positions on the same side, and positioning pins 102 fitted into notches at positions corresponding to at least a pair of opposing sides. In addition, the disk-shaped tool holder member is provided with a mounting hole 105 to be fitted into the connecting pin 104 protruding from the upper surface of the mounting plate, and the disk-shaped tool holder member and the mounting plate constituting the tool pallet. Tool pallet housing mechanism for machine tools that can handle all of them.
[Selection] Figure 6

Description

The present invention relates to a tool pallet accommodating mechanism of a machine tool for accommodating a tool pallet attached to a multi-stage tool box in a replaceable manner.

Since the tool pallet is loaded with a plurality of tools, the tool pallet needs to have a simple structure in order to repeatedly take out and insert it by the take-out and insertion device.

As such a tool pallet accommodation mechanism of a machine tool, as disclosed in Japanese Patent Application Laid-Open No. 11-844 (see Patent Document 1), the first and second cradles configured in two stages in the vertical direction, A lifting mechanism capable of integrally raising and lowering the first and second cradles and positioning any one of the first and second cradles corresponding to the horizontal position of the jig table; There is known one provided with a stopper mechanism for preventing the tool holder from dropping off from a second cradle, and the tool holder can be easily and efficiently exchanged for the jig table.

Further, as in Japanese Utility Model Laid-Open No. 2-63945 (see Patent Document 2), in a jig plate having a plurality of knock bin holes for positioning and setting a workpiece, it is allocated on the surface of the jig plate. There are vertical and horizontal grooves, and a plurality of knock bin holes are drilled as reference holes in the center of the grooves, and a piece having a knock pin hole that slides is provided. A reference base jig plate in which a workpiece is set by being inserted into a knock pin hole which is a hole and a knock pin of the other knock pin hole is driven into a knock bin hole of a frame is known.
Japanese Patent Laid-Open No. 11-844 Japanese Utility Model Publication No. 2-63945

However, in such an apparatus for exchanging the tool, the former one is configured so that the jig plate is slid by inserting the groove provided on the side surface into the fork member. There is a problem that it is difficult to exchange easily.
Further, the latter has a problem that the thickness of the jig plate is increased because grooves are formed in the jig plate vertically and horizontally, and the conveyance thereof is troublesome.

Therefore, this device is installed in a tool pallet with a tool holder attached to the tool box in a space-saving manner, so that the lift stroke when handling the tool can be reduced, and the tool pallet can be quickly put in and out of the tool box. It is an object of the present invention to provide a tool pallet housing mechanism for a machine tool that can be used.

In order to solve the above problems, in the tool pallet housing mechanism of the machine tool according to the present invention, a disk-shaped tool holder member, and a mounting for mounting and holding the disk-shaped tool holder member arranged in multiple stages in the vertical direction A plurality of tool palettes made up of plates and a tool box for holding the tool palettes,
The mounting plate is formed with notches on at least a pair of opposing sides,
The tool box for holding the tool pallet is provided with a positioning pin fitted into the notch at a position corresponding to at least the pair of opposing sides, and a plurality of support pins protruding at appropriate positions on the same side,
The disk-shaped tool holder member is formed with a mounting hole fitted into a connecting pin protruding from the upper surface of the mounting plate.
The disk-shaped tool holder member and the mounting plate constituting the tool pallet are integrally handled.

The tool pallet housing mechanism for a machine tool according to the present invention is the tool pallet housing mechanism according to claim 1, wherein the disk-shaped tool holder member is provided with a mounting hole corresponding to the size of the tool of the machine tool. Yes.

The tool pallet accommodating mechanism of the machine tool according to the present invention is characterized in that in the tool pallet accommodating mechanism according to claim 1, the mounting plate constituting the tool pallet can easily replace the plate-like tool holder member. Yes.

The tool pallet housing mechanism of a machine tool according to the present invention is the tool pallet housing mechanism according to claim 1, wherein the plate-like tool holder member has a plurality of hook pins protruding from at least one of the pair of opposing sides. The tool pallet is mounted on the work table by engaging the hook part of the gate-type lifting tool with the hook pin using a portal-type lifting tool having a hook part corresponding to the hook part formed at the lower end. It is also characterized in that it can be easily removed and inserted.
This is because it is necessary for work such as tool pallet exchange or tool exchange.

As described above, according to the present invention, the tool pallet is composed of a disk-shaped tool holder member and a mounting plate for mounting the tool palette, and the mounting plate for holding the disk-shaped tool holder member is at least a pair of opposing sides. The tool box for holding the tool pallet has a plurality of supporting pins at appropriate positions on the same side as the positioning pins fitted into the notches at least in positions corresponding to the pair of opposing sides. Since the pins are protruded, the tool pallet composed of the plate-like tool holder member and the mounting plate on which the plate-like tool holder member is mounted can be integrated into and out of the tool box.
Therefore, the following effects can be achieved.
1) Space saving can be achieved in the overall configuration, the lift stroke when taking out and inserting the tool pallet into the tool box can be reduced, and the overall height and width of the tool box should be reduced. Can do.
2) The two types of pins can be assembled simply by inserting them into the frame member of the tool box. Therefore, the members can be easily processed and assembled, and the number of parts can be reduced.
3) Cost reduction is easy.
4) Even if the tool pallet is multistaged, the overall height of the toolbox can be reduced and the width can be narrowed, so that it can be effectively used for the multistage pallet.
5) By using a tool holder and a tool pallet as separate materials, a non-ferrous material can be used for the tool holder portion, and the weight can be reduced. Therefore, with the weight reduction of the tool pallet, it is possible to reduce the weight and size of the take-out and insertion device.
6) Since the hook pallet formed at the lower end of the gate-type hanger is engaged with the hook pin, the tool pallet can be easily removed using the hanger. The tool pallet can be replaced quickly.

Hereinafter, an embodiment of a tool pallet accommodation mechanism of a machine tool according to the present invention will be described in detail with reference to the drawings.
The drawings show an example of a tool changer that can employ the tool pallet accommodation mechanism according to the present invention. FIG. 1 is an elevation view thereof, FIG. 2 is a right side view thereof, and FIG. 3 shows a left side view thereof, and FIG. 4 shows a plan view thereof. 5A and 5B are enlarged views of the tool palette, where FIG. 5A is a plan view, FIG. 5B is a partial explanatory view showing a state where the tool palette is set in a tool box, and FIG. 5C is a schematic sectional view.
6 to 7 show a tool pallet housing mechanism of the tools of the present invention applied to the tool box, FIG. 6A is a plan view of a mounting plate constituting the tool pallet, and FIG. (C) is an enlarged cross-sectional view of an essential part thereof, (d) is a schematic cross-sectional view thereof, FIG. 7 (a) is a plan view of a disk-shaped tool holder member, and (b) is a schematic plan view of the state assembled to the box. Schematic sectional views, (c) to (e) are sectional views of a tool insertion hole portion formed on the plate surface of the disk-shaped tool holder member, and FIG. 8 (a) is a gate type for handling the disk-shaped tool holder member. (B) is the top view, (c) is the side view of the one side, (d) is the side view of the other side.

As shown in FIGS. 1 to 4, the tool pallet housing mechanism of the present invention includes a work table 11 surrounded by a side plate, a tool changing means 12 mounted on the work table 11, and a work table 11. A tool box 15 accommodated along the lifting / lowering means 16 and a take-up / lowering means 17 attached to the lifting / lowering means 16 so as to be lifted / lowered are provided at the bottom.

An opening 18 is formed at an appropriate position on the work table 11 to allow the tool pallet 30 described later to be raised and lowered. On the lower surface of the work table 11, in the vicinity of the opening 18, a lifting / lowering means 16 (Y axis) composed of a rail of a linear guide (linear motion bearing) or the like is attached along the tool box 15 in the vertical direction. .
In the illustrated embodiment, the tool box 15 has five tiers and three rows of tool pallet storage spaces, but is not limited to five tiers and three rows of storage spaces, and has multiple rows and multiple rows. Storage space. For example, if the position of each column or each stage can be adjusted, the number of stages or the number of columns can be easily increased or decreased.

Reference numeral 31 denotes a mounting plate constituting a tool pallet 30 built in the tool box 15, and the tool 20 is mounted on each tool pallet 30 via a tool holder 25.
The lifting / lowering means 16 is provided with take-out / insertion means 32 composed of a linear guide (linear motion bearing) or the like provided with a motor. be able to.
Further, a horizontal movement guide 19 (X axis) is attached to the lifting means 16 (Y axis) so as to be orthogonal, and the take-up lifting means 17 is moved in the horizontal direction by the horizontal movement guide 19 (X axis). It can be moved.

That is, a pallet take-out / insertion means 32 is attached to the elevating / lowering means 16 (Y-axis) so that it can be raised and lowered. A fork-like support piece (not shown) provided at the tip scoops up the tool pallet 30 and performs a predetermined take-out operation or storage operation.

The mounting plate 31 constituting the tool pallet 30 is attached to the tool box 15 as shown in FIGS. That is, concave notches 34 are formed on both sides of the mounting plate 31 that holds and holds the plate-like tool holder member 29 in which the storage holes 33 of the predetermined number of tools 20 are formed integrally or detachably mounted. ing.
A positioning projection 36 is projected from a frame body 35 that divides the tool box 15 into five rows and three rows of storage spaces, and a concave notch 34 is engaged with the positioning projection 36 to thereby mount the mounting plate. 31 is stored and held in a predetermined storage space.

6 (a) to 6 (d) showing specific examples of the mounting plate 31, the mounting plate 31 having a plate shape with a predetermined thickness is cut out at substantially the center of a pair of opposite sides in the longitudinal direction. 101 is formed.
In addition, the tool box 15 that holds the mounting plate 31 includes a positioning pin 102 that is inserted into the notch 101 at a position corresponding to at least the pair of opposing sides, and a plurality of support pins 103 at appropriate positions on the same side. Is protruding. As shown in FIG. 6C, the positioning pin 102 is held at a position higher than the support pin 103 by a radius, and is fitted in the center of the notch 101.
Since the positioning pin 102 has a spherical tip at the tip and has a columnar shape in the diameter direction, for example, even if the mounting plate 31 is mounted with a displacement of about one third of the positioning pin 102, the displacement is sufficiently large. Can be absorbed. Therefore, the mounting plate 31 can always be held at a fixed position.
Therefore, when the mounting plate 31 is mounted on the tool box 15, the mounting plate 31 is placed on a predetermined stage of the tool box 15 while being supported by the support pins 103, and the notch 101 is placed on the positioning pins 102. It is engaged and securely held at a predetermined position.
Reference numeral 104 denotes a connecting pin protruding from the upper surface of the mounting plate 31.
The mounting plate 31 has the above-described structure, and can be easily replaced in accordance with the replacement of the disk-shaped tool holder member 29.

Further, as shown in FIGS. 7A and 7B, the disk-like tool holder member 29 is formed with a mounting hole 105 fitted into a connecting pin 104 projecting from the upper surface of the mounting plate 31, and a pair of holes. Hook pins 106 project from the opposing sides.
Further, tool mounting holes 107-1 to 107-3 corresponding to a plurality of tools are opened on the plate surface. 7C in FIG. 7C is for a small size tool, 107-2 in FIG. 7D is for a medium size tool, and 107-3 in FIG. 7E is for a large size tool.
As described above, the disk-shaped tool holder member 29 is provided with the mounting holes 107-1 to 107-3 according to the size of the tool of the machine tool, so that many types of tools are held by the disk-shaped tool holder member 29. be able to.

The disk-like tool holder member 29 can be removed from or mounted on the mounting plate 31 using a portal-type lifting tool 111.
8 (a) to 8 (d) show such a gate-type hanging tool 111. The gate-type hanging tool 111 is formed into a gate shape with a metal plate or the like, and one lower end thereof is provided at a predetermined interval. A pair of hook portions 112 are formed, and a single hook portion 113 is formed at the other lower end.
A connecting rod 114 is attached to the upper part of the gate-type hanger 111 so as to prevent deformation of the hanger 111, and a handle 115 is attached to the upper part of the hanger 111.
Therefore, when the board-shaped tool holder member 29 is handled using the portal-shaped lifting tool 111, the hook portions 112 and 113 at the lower end of the portal-shaped lifting tool 111 are engaged with the corresponding hook pins 106, respectively. Thus, the disk-shaped tool holder member 29 can be removed from the mounting plate 31. Accordingly, it is possible to easily replace the disk-shaped tool holder member 29.

The operation of the tool pallet accommodation mechanism of this device will be described.
The tool pallet 30 is an assembly of the mounting plate 31 and the disk-shaped tool holder member 29. The tool pallet 30 is mounted on the support pins 103 of the tool box 15 and the positioning pins 102 are connected to the cutting pallet. Insert the notch 101 and set it.
That is, the disk-shaped tool holder member 29 is mounted on the upper surface of the mounting plate 31. At that time, the mounting hole 105 is fitted into the connecting pin 104 projecting from the upper surface of the mounting plate 31 to be securely fixed. This is the tool pallet 30, and the tool pallet 30 is stored and positioned in the tool box 15 in the state of the tool pallet 30.

The tool pallet 30 integrated in this way can be taken in and out of the tool box 15 by the take-out insertion means 32 and the elevating means 16 (Y axis).
In addition, the tool pallet 30 can also perform the work of detaching the plate-shaped tool holder member 29 to be mounted on the mounting plate 31 by using the portal-type lifting tool 111. That is, by engaging the hook portions 112 and 113 at the lower end of the portal-type hanger 111 with the corresponding hook pins 106, the tool pallet 30 is taken out of the work table 11, inserted, and carried. Can be done.

As shown in FIGS. 1 to 5, the tool holder feeding mechanism 24 on the work table 11 is attached to a guide rail 28 disposed in a direction orthogonal to the surface of the tool box 15, and the tool holder 25 is Along with the tool holder feeding mechanism 24, it is movable along the guide rail 28.

When the tool 20 is replaced, the take-out / inserting means 32 and the elevating / lowering means 16 (Y-axis) are operated by operating the control panel or by program control. The tool pallet 30 scooped up by the pallet take-out and insertion means 32 attached to the elevating means 16 (Y axis) protrudes onto the work table 11 through the opening 18.
Thereafter, the tool 20 is taken out from the tool pallet 30 by the tool exchanging means 12 mounted on the work table 11, and the tool 20 is attached to a predetermined position of the tool holder 25. Of course, after use, the tool pallet 30 is stored in the tool box 15 under the work table 11 by operating the lifting means 16 (Y axis).

The tool pallet accommodation mechanism of the present invention can be applied to a wider application range as long as it is for supplying a tool to a tool holder capable of exchanging tools.

It is an elevational view showing one embodiment of a tool exchanging device to which a tool pallet accommodation mechanism according to the present invention can be applied. It is the right view. It is the left view. FIG. It is an enlarged view of a tool palette, (a) is a top view, (b) is a partial explanatory view of the state set to the tool box, (c) is a schematic sectional drawing. (A) is a plan view of a tool pallet, (b) is a schematic plan view of a state in which the tool pallet is assembled to a tool box, (c) is an enlarged cross-sectional view of an essential part thereof, and (d) is a schematic cross-sectional view thereof. . (A) is a top view of a tool holder, (b) is the schematic sectional drawing, (c) thru | or (e) are sectional drawings of the tool insertion hole part formed in the plate | board surface of a tool holder, respectively. (A) is a front view of a gate-type suspension for handling a tool holder, (b) is a plan view thereof, (c) is a side view of one side thereof, and (d) is a side view of the other side. It is.

Explanation of symbols

DESCRIPTION OF SYMBOLS 11 Work table 12 Tool exchange means 13 Holder mounting base 15 Tool box 16 Lifting guide 17 Lifting means 18 Opening 20 Tool 21 Tool standby stocker 23 Tool holding mechanism 24 Tool holder feeding mechanism 25 Tool holder 26 Tool mounting mechanism 27 Reverse delivery Mechanism 28 Guide rail 29 Plate-like tool holder member 30 Tool pallet 31 Mounting plate 32 Pallet take-out arm 33 Storage hole 34 Notch 35 Frame 36 Positioning projection 40 Sub table 43 Indicator light 44 Opening and closing door 45 Emergency stop button 46 Control panel DESCRIPTION OF SYMBOLS 101 Notch 102 Positioning pin 103 Support pin 104 Connecting pin 105 Mounting hole 106 Hook pin 107-1 to 107-3 Mounting hole 111 Hanging tool 112 Hook part 113 Hook part 114 Connecting rod 115 Handle

Claims (4)

A plurality of tool pallets comprising a plate-like tool holder member and a mounting plate that is arranged in multiple stages in the vertical direction to mount and hold the plate-like tool holder member and form an integral shape, and a tool box that holds the tool pallet Prepared,
The mounting plate is formed with notches on at least a pair of opposing sides,
The tool box for holding the tool pallet is provided with a positioning pin fitted into the notch at a position corresponding to at least the pair of opposing sides, and a plurality of support pins protruding at appropriate positions on the same side,
The disk-shaped tool holder member is formed with a mounting hole fitted into a connecting pin protruding from the upper surface of the mounting plate.
A tool pallet housing mechanism for a machine tool, wherein the disk-like tool holder member and the mounting plate constituting the tool pallet can be handled integrally. The tool pallet accommodation mechanism according to claim 1, wherein the disk-shaped tool holder member includes a mounting hole corresponding to the size of the tool of the machine tool. 2. The tool pallet accommodating mechanism according to claim 1, wherein the mounting plate constituting the tool pallet is configured such that a disk-shaped tool holder member can be easily replaced. 2. The tool pallet housing mechanism according to claim 1, wherein the plate-like tool holder member has a plurality of hook pins protruding from at least one of the pair of opposing sides, and a hook portion corresponding to the plurality of hook pins is provided at a lower end thereof. A tool-type suspending tool formed on the machine tool, and by engaging the hook portion of the gate-shaped suspending tool with the hook pin, the tool pallet can be easily taken out and inserted. Tool pallet accommodation mechanism.

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