JPH1015706A - Operating panel for lathe - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an operating panel for a lathe which can be positioned in the vicinity of a worker at the time of adjusting work relating to a spindle as well as adjusting work in a cutting chamber actually performed with machining. SOLUTION: An operating panel main unit 14 is supported to a moving base 16 turnably around a rotary shaft 20. The moving base 16 is slidably supported to a slide guide 18, a direction of this sliding is coincident with a direction of a spindle. The operating panel main unit 14 is ordinarily positioned, in the front of the spindle chamber storing the spindle with an operating surface in front. In the case of work in cutting chamber 44, the moving base 16 is positioned in a right end of the slide guide 18, the operating panel main unit 14 is turned to make an operating surface in the sideward. In the case of work in the spindle chamber 40, the moving base 16 is positioned in a left end of the slide guide 18, the operating panel main unit 14 is turned to make the operating surface in the sideward.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a lathe,
The present invention relates to an operation panel for inputting a control command or the like to the lathe, and a structure for supporting the operation panel movably according to the work content.

[0002]

2. Description of the Related Art Automatic lathes by numerical control are well known.
In such an automatic lathe, an operation panel having a keyboard and the like is provided for inputting control data. In addition, the spindle of the automatic lathe is usually covered with a protective cover, and processing such as cutting of a work piece is also performed in a cutting chamber covered with the protective cover. Therefore, when performing the final adjustment and maintenance and inspection when manufacturing a lathe, and when performing the setup of processing such as replacement and adjustment of the blade, open the protective cover of the spindle chamber and the cutting chamber, and make adjustments by looking through. There is a need to do. In order to perform the keyboard operation of the operation panel during such work, it is preferable that the operation panel is located near the operator without hindering the operator. That is, it is desired that the operation panel be moved in order to cope with both the case where the spindle is adjusted and the case where the cutting tool is replaced and other operations in the cutting chamber.

FIGS. 9, 10 and 11 show an example of an automatic lathe 50 provided with a movable operation panel 52. FIG. In each figure, (a) shows a plan view,
(B) shows a front view. The operation panel 52 includes an operation panel main body 54 provided with a keyboard and a display for inputting control data and the like, a support arm 56 and a support bracket 58 for supporting the operation panel main body 54. The support bracket 58 is projected from the lathe main body to the front, and one end of the support arm 56 is supported so as to be able to turn around the first turning shaft 60. Further, at the other end of the support arm 56, the operation panel main body 54 is supported so as to be able to turn around the second turning shaft 62.

FIG. 9 shows a state in which machining is being performed. The operation panel main body 54 has the operation surface facing toward the operator of the spindle chamber 64 in which the spindle is housed. In position. Next, when performing the spindle adjustment work, the operator stands in front of the spindle chamber 64 as shown in FIG.
Open the spindle chamber protection cover 66. At this time, the support arm 5
6, the operation panel body 54 rotates about 90 ° around the first rotation axis 60, and the operation panel main body 54 rotates 180 ° around the second rotation axis 62. As a result, the operation panel main body 54 is
Evacuate from the front of 4. In the adjustment work in the cutting room 68, as shown in FIG. 11, the worker stands in front of the cutting room 68, opens the cutting room protection cover 70, and looks in from here. At this time, the support arm 56 is at the same position as in the state of FIG. 9, and only the operation panel main body 54 has turned 90 ° around the second turning shaft 62.

[0005]

However, in the operation panel described above, the operation panel body 54 is located near the operator for the operation in the cutting chamber 68.
As for the operation in the main spindle chamber 64, there is a problem that the operation panel main body 54 is located slightly behind the operator, and it is difficult to perform the operation.

When the operation panel main body 54 is located at the position shown in FIG. 10, the turning angle of the operation panel main body 54 with respect to the support arm 56 is 180 °, so that the electric connection between the operation panel main body 54 and the control device of the lathe is performed. There is a problem that the wiring is twisted, which adversely affects the durability.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and is an electric wiring connecting an operation panel and a control device of a lathe in work related to spindle adjustment and the like in a cutting room. It is an object of the present invention to provide an operation panel which can be moved so as not to be unnecessarily twisted without being disturbed by an operator and to be located near the operator.

[0008]

In order to achieve the above object, an operation panel of a lathe according to the present invention comprises an operation panel body provided with a keyboard for inputting adjustment and operation data, and an operation panel body. A moving base that rotatably supports around a vertical axis; and a sliding guide that supports the moving base so as to be slidable along the main axis direction of the lathe, wherein the operation panel main body is used during a machining operation. Is located in the direction along the spindle, and from this normal position, when the worker stands in front of the headstock by the sliding of the moving base and the rotation of the operation panel, the vicinity of the worker And when the worker stands in front of the cutting area and at the front of the cutting area, it is at least movable to a second position near and to the side of the worker.

According to this, the operation panel main body can be located near the operator when the operator performs the adjustment with respect to the main spindle and when performing the operation in the cutting area. improves.

Further, in the operation panel of the above-mentioned lathe, the operation panel main body is provided with an emergency stop button for urgently stopping and controlling the operation of the lathe. The emergency stop button may be provided at a position substantially intersecting with a rotating shaft of the operation panel body.

According to this, when the emergency stop button is pressed, almost no moment is generated around the rotation axis of the operation panel main body, so that the operation panel main body does not rotate, and the operation of the button is reliably performed. It can be carried out.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment (hereinafter referred to as an embodiment) of an operation panel of a lathe according to the present invention will be described below with reference to the drawings.

FIG. 1 shows an example of an automatic lathe 10 provided with a movable operation panel 12. In this figure, (a) shows a plan view, and (b) shows a front view. The operation panel 12 includes a keyboard and a display, and is provided with an operation panel body 14 for inputting control data and the like.
And a support mechanism for supporting the operation panel main body 14. The support mechanism includes a moving base 16 and a sliding guide 18.
The operation panel main body 14 is supported on the movable base 16 at the right end thereof so as to be rotatable around the rotation axis 20,
The moving base 16 is slidably supported on a sliding guide 18 in a direction along the main shaft.

2 to 4 show the structure of the operation panel 12 in more detail. 2 is a side view from the right in FIG. 1, FIG. 3 is a rear view, and FIG. 4 is a front view.
The sliding guides 18 have a cylindrical shape and are arranged on the lathe main body two in a direction substantially parallel to the direction of the main shaft. Moving base 16
Is provided with a leg 22 provided with a through hole 22a,
The sliding guide 18 penetrates the through hole 22a. Thus, the movable base 16 can move on the slide guide 18 in the main axis direction. By the movement of the movement base 16, the operation panel main body 14 can be moved between a position appropriate for a work related to adjustment of a headstock described later and a position appropriate for a work related to the cutting chamber. It is also possible to stop at an arbitrary position between these two positions. Note that the operation panel body 14 is not limited to this embodiment as long as it can slide in the direction along the main shaft, and the sliding structure is arbitrary. Further, cushioning members 23 made of urethane rubber or the like are provided on both ends of the sliding guide 18.
Are arranged to absorb the impact due to the collision of the moving base 16.

On the other hand, the operation panel main body 14 is provided with a keyboard 24 for inputting data for control and adjustment, a display 26 for displaying the input data and the like, and an emergency stop button 27 for emergency stop. ing.

The movable base 16 has an operation panel body 14
A mechanism for rotatably supporting is stored. This mechanism is shown in detail in FIGS. FIG. 5 shows FIG.
FIG. 6 is a sectional view taken along line AA shown in FIG.
It is sectional drawing in the B line. A cylindrical outer sleeve 28 having a flange portion 28a provided at one end is fixed to the upper surface of the movable base 16 such that the cylindrical axis is in the vertical direction and the flange portion 28a is at the upper end. An inner sleeve 30 fixed to one end (the right end in FIG. 4) of the operation panel main body 14 in contact with the inner peripheral surface of the outer sleeve 28
Is located. The inner sleeve 30 has a substantially cylindrical shape, and its cylindrical axis is arranged so as to coincide with the axis of the outer sleeve 28. The upper end of the inner sleeve 30 has a flange 3
0a, and a flange portion 28a of the outer sleeve.
Are in contact with each other in the cylindrical axis direction to support the weight of the operation panel main body 14.

As shown in FIG. 6, a cutout portion 30b is formed over substantially one-fourth of the outer peripheral portion of the flange portion 30a of the inner sleeve. Also, the notch 3
0b, a locking pin 31 protrudes from the flange portion 28a of the outer sleeve, and the locking pin 31 is provided with a cushioning member 33 using a nylon material or the like. Therefore, the rotation of the outer sleeve 28 and the inner sleeve 30 around the common axis is restricted to about 90 ° by the notch 30b and the buffer member 33 provided on the locking pin 31.

Further, as shown in FIG.
A retaining ring 34 is fixed to the outer periphery of the lower end of the cover ring by a fixing screw 32. Thereby, the inner sleeve 30
Is prevented from falling out of the outer sleeve 28, so that the operation panel main body 14 is rotatably fixed on the movable base 16 within a range of about 90 °. Also, two sleeves 28,
The common axis 30 is the rotation axis 20 of the operation panel main body 14. The electric wires extending from the operation panel main body 14 pass through the inside of the inner sleeve 30 and reach the internal space 36 of the moving base, from which the electric wiring is guided to the lathe main body side.

A handle 38 is provided at an end of the operation panel main body 14 opposite to the supporting portion of the operation panel main body 14 supported by the movable base 16 of the operation panel main body 14. As shown in FIG. 4, the handle 38 has a substantially L-shape, and is disposed at a lower left corner of the operation panel main body 14. That is, it has a vertical grip 38a arranged substantially vertically and a horizontal grip 38b arranged substantially horizontally.

FIG. 1 shows a state in which machining is being performed. The operation panel body 14 has an operation surface facing forward, and a position in front of a worker in a spindle chamber 40 in which a spindle is housed. It is in. At this time, the moving base 16 is located at the right end of the sliding guide 18.

FIG. 7 shows the positional relationship between the operator W and the operation panel main body 14 when performing adjustments and the like on the spindle. Items to be adjusted on the spindle include, for example, replacement of the collet chuck that grips the workpiece and adjustment of the chucking force, adjustment of the clearance of the bush that supports a long workpiece, etc., at a position away from the spindle. There is a function check at the time of inspection. In performing these adjustments, the worker W stands in front of the spindle chamber 40, opens the spindle chamber protection cover 42, and looks at the inside. At this time, since the operation panel main body 14 is obstructive if it is in front of the main shaft chamber 40 as shown in FIG. 1, the moving base 16 is moved to the left end of the sliding guide 18, Rotate °. by this,
When the worker W stands in front of the main spindle chamber 40, the operation panel main body 14 can be positioned near and at the side thereof.

FIG. 8 shows the positional relationship between the operator W and the operation panel 12 when, for example, mounting a blade or the like is adjusted in the cutting chamber 44 where the workpiece is actually processed. In addition to the above, the adjustment items in the cutting chamber 44 include, for example, in the case of a lathe having a sub-spindle, exchange of the collet chuck of the sub-spindle, adjustment of the chucking force, and adjustment of the direction of the cutting oil nozzle. When making these adjustments, the worker W stands in front of the cutting room 44 and holds the cutting room protection cover 4.
8 is opened, and work is performed while looking into the inside. At this time, as shown in FIG.
If it is in front of the camera, the operation surface is not facing the operator, so that the workability is poor. Therefore, the position of the moving base 16 is positioned at the right end of the sliding guide 18 as it is in FIG. 1, and the operation panel main body 14 is rotated by about 90 ° around the rotation axis 20. Thereby, when the worker W stands before the cutting chamber 44,
The operation panel main body 14 can be located in the vicinity and on the side.

As described above, since the operation panel main body 14 only rotates about 90 ° around the rotation shaft 20, an excessive force is hardly applied to the electric wiring, and it is possible to prevent poor connection. Further, since the moving range of the operation panel is small, it is less likely that the operation panel will jump out of the aisle.

Further, in the present embodiment, the emergency stop button 27 has a line of action of the pressing force of the button.
It is provided at a position substantially intersecting zero. by this,
When the emergency stop button 27 is pressed, this pressing force prevents a moment from being formed around the rotation shaft 20 and prevents the operation panel main body 14 from rotating. Thereby, the emergency stop button 27 can be operated reliably. Further, the action line of the pressing force of the button and the rotating shaft 20 do not need to completely intersect, and when the button is pressed, the operation panel main body 14 rotates, thereby causing a situation in which the button does not operate. Good if not. Further, in the present embodiment, the emergency stop button 27 is disposed further to the back of the rotating shaft 20, so that even if a moment is generated by the pressing force of the button, the operation panel main body 14 is prevented from rotating. I have.

[0025]

As described above, according to the present invention, the combination of the movement by the sliding and the movement by the rotation makes it possible for the operator to adjust the main spindle and to perform the work in the cutting area. Since the electrical wiring connecting the operation panel and the control device of the lathe is not twisted more than necessary, the operation panel body should be located near the operator without adversely affecting the durability of the electrical wiring. Workability is improved.

An emergency stop button for urgently stopping and controlling the operation of the lathe is provided, and the line of action of the force when the emergency stop button is pressed substantially intersects the axis of rotation of the operation panel body. Since the emergency stop button is provided at a position where the emergency stop button is pressed, almost no moment is generated around the rotation axis of the operation panel main body when the emergency stop button is pressed.
In other words, the operation of the operation panel can be reliably performed without rotating the operation panel main body due to the force pressing the emergency stop button.

[Brief description of the drawings]

FIG. 1 is a diagram showing a schematic configuration of a lathe having an operation panel according to the present invention, wherein (a) is a plan view and (b) is a front view.

FIG. 2 is a side view showing a detailed configuration of an operation panel of the lathe according to the embodiment.

FIG. 3 is a rear view showing a detailed configuration of the embodiment.

FIG. 4 is a front view showing a detailed configuration of the embodiment.

FIG. 5 is a partial cross-sectional view illustrating a configuration of a mechanism that supports an operation panel according to the embodiment.

FIG. 6 is a partial cross-sectional view illustrating a configuration of a mechanism that supports an operation panel according to the present embodiment.

FIG. 7 is a diagram illustrating a first use state of the present embodiment.

FIG. 8 is a diagram illustrating a second use state of the present embodiment.

FIG. 9 is a diagram showing a schematic configuration of a conventional lathe.

FIG. 10 is a diagram showing a first use state of a conventional lathe.

FIG. 11 is a diagram illustrating a second use state of the conventional lathe.

[Explanation of symbols]

Reference Signs List 10 automatic lathe, 12 operation panel, 14 operation panel main body, 16 moving base, 18 sliding guide, 20 rotating shaft, 22 legs, 28 outer sleeve, 30 inner sleeve, 38 handle, 40 spindle chamber, 44 cutting room.

Claims (2)

[Claims] 1. A lathe comprising: a headstock that supports a spindle that grips a workpiece; a cutting area in which machining is performed by contacting a tool with the workpiece; and an operation panel that performs adjustment and operation. The operation panel includes an operation panel main body provided with a keyboard for adjustment and operation data input, a moving base that supports the operation panel main body so as to be rotatable around a vertical axis, and the moving base along the main axis direction. A sliding guide slidably supported;
The operation panel main body is located in a direction along the main spindle during a machining operation, and from this normal position, the front of the headstock is moved by sliding the moving base and rotating the operation panel. When the worker stands at a first position that is near and lateral to the worker, and when the worker stands in front of the cutting area, a second position that is near and lateral to the worker. A control panel of the lathe, which is at least movable in and out of position. 2. The operation panel for a lathe according to claim 1, wherein the operation panel main body is provided with an emergency stop button for urgently stopping and controlling the operation of the lathe, and when the emergency stop button is pressed. An operation panel for a lathe, wherein the emergency stop button is provided at a position where a line of action of a force substantially intersects a rotation axis of the operation panel body.