JP3654467B2 - Water receiving device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention is a lathe, particularly a slant bed with a high back and a low front, and a slant type two saddle lathe having a tool post in front and behind the spindle center line. The present invention relates to a water receiving device that collects chips and cutting fluid falling from the lower end of the tool post and the lower saddle to a chip receiving tray.
[0002]
[Prior art]
Conventionally, as shown in FIG. 4, the entire cover device of the slant type two saddle lathe is provided with the lower part of the opening / closing door 102 directly below the Z axis passing through the spindle axis in order to improve the operator's approach to the spindle chuck 101. It is formed so as to be close to each other and secures a scaffold for the worker.
Therefore, the opening / closing door has a shape in which the front surface protrudes like a drum in order to avoid the lower end of the lower tool post 103 and the lower saddle 104. When the opening door 102 is opened and the opening is opened, the lower tool post 103 and the lower saddle are opened. The lower end portion of 104 is exposed on the floor surface.
[0003]
[Problems to be solved by the invention]
Like the entire cover of the slant type two saddle lathe described in the prior art, when the open / close door 102 is opened, chips and cutting fluid falling from the lower tool post 103 and the lower saddle 104 exposed on the floor surface contaminate the floor surface. There is a problem that the working environment is deteriorated, for example, it becomes easy to slip and the operator easily falls.
[0004]
The present invention has been made in view of the above-described problems of the prior art. The object of the present invention will be described in the above claims. Specifically, the invention described in claim 1 is a normal open / close door. When the opening is opened, the water receiving cover connected to the open / close door is inserted into the opening, and the chip and cutting fluid falling from the lower turret and lower saddle are placed in the chip tray. The floor surface is collected so as not to be soiled, and when the opening / closing door is opened for maintenance or changeover, the connection of the water receiving cover is released so that the work can be retreated to a position where the work is not hindered.
[0005]
In the invention of claim 2, when the opening / closing door is normally opened and the opening is opened, the falling swarf or cutting fluid is collected in the swarf tray by the water receiving cover fixed to the opening. The surface is not soiled, and when the open / close door is opened for maintenance or setup change, the water receiving cover is unfixed so that the work can be retreated to a position that does not hinder the work.
[0006]
[Means for Solving the Problems]
According to a first aspect of the present invention, the water receiving cover of the slant type two saddle lathe is provided so as to be movable along a guide in the axial direction of the spindle adjacent to the front plate of the chip receiving tray of the whole cover device. Chips and cutting fluid that fall from the upper turret and the part of the lower saddle that is located above the chip tray when the opening / closing door that is movable in the direction of the main shaft axis of the whole cover device is opened and the opening is opened. A water receiving cover having an inclination angle for collecting the water receiving tray in the chip receiving tray, and a position where the water receiving cover is normally moved to the opening when connected to the opening when the opening / closing door is opened, and there is no hindrance to work at the time of setup change or maintenance. And a connecting member capable of releasing the connection with the open / close door so as to be independently movable.
[0007]
According to the water receiving cover of claim 1 configured as described above, the normal water receiving cover is connected to the opening / closing door by a detachable connecting member, and the opening / closing door is opened to open the opening. The water receiving cover is positioned at the opening, and the falling chips and cutting fluid are collected in the chip receiving tray, and when the opening and closing door is closed and the opening is closed, the water receiving cover is moved away from the opening. The floor under the opening is not contaminated, the working environment is improved, and the water receiving cover does not hinder the operator from approaching the processing state. Moreover, since the water receiving cover is retracted at the time of setup change or maintenance, the work is not hindered.
[0008]
Further, the water receiving cover according to claim 2 is provided in the entire cover device of the slant type two saddle lathe so as to be movable along a guide in the main axis direction adjacent to the front plate of the chip tray of the entire cover device. When the opening / closing door that can move in the axial direction of the main axis of the cover device is opened and the opening is opened, the chips and cutting fluid that fall from the lower turret and the part of the lower saddle that is located in front of the chip receiver A water receiving cover having an inclination angle to be collected in a chip receiving tray, and the water receiving cover fixed to the fixed cover of the whole cover device so as to cover the bottom of the normal opening, so that there is no hindrance to work during setup change or maintenance. It consists of a fixing member that releases fixing so as to be movable to a position.
[0009]
According to the water receiving cover of claim 2 configured as described above, the normal water receiving cover is fixed to the opening, and is released and retracted during maintenance or setup change. The floor is not soiled, and there are no obstacles to work such as setup change and maintenance, and the opening and closing of the opening and closing door is easy and the operator is less fatigued.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1A and 1B are views of an entire cover device having a water receiving device for a slant type two saddle lathe, wherein FIG. 1A is a top view and FIG. 1B is a cross-sectional view as viewed from the direction of arrows AA in FIG. FIGS. 2A to 2C are explanatory diagrams of operation, and FIG. 2D is an enlarged view of a virtual circle A portion of FIG.
[0011]
The slant type 2 saddle lathe (not shown) has two upper and lower Z-axis guides inclined forward and downward, and the upper saddle 1A and the lower saddle 1B can be moved and positioned along the Z-axis guide. Is provided. A guide in the X-axis direction is provided on the upper saddle 1A, and the upper tool rest 2A is placed on the X-axis guide so as to be movable, and a guide in the X-axis direction is placed on the lower saddle 1B. The lower tool rest 2B is placed on the X-axis guide so as to be movable and positionable.
[0012]
The upper turret 2A and the lower turret 2B are provided with an upper turret 3A and a lower turret 3B, respectively, which can be pivotally indexed around a rotation center axis (not shown) in the Z-axis direction. A plurality of cutting tools (not shown) are detachably mounted on 3B.
Further, a headstock 4 is installed on the left side of a bed (not shown), and a main shaft (not shown) is rotatably supported on the headstock 4, and a spindle chuck 5 is fitted concentrically on the tip of the spindle.
[0013]
The slant type two saddle lathe configured as described above is almost entirely covered with the whole cover device 6, and the fixed cover 7 of the whole cover device 6 has the front and top portions adjacent to the headstock 4. It is formed in the opening 7a that opens to the top. The opening 7a is opened and closed by an opening / closing door 8 that is movable in the Z-axis direction. The opening / closing door 8 has an opening position and an opening on the headstock 4 side indicated by a virtual line in FIG. Positioning is possible at a closed position for closing 7a.
[0014]
As shown in FIG. 1B, the open / close door 8 has a large drum shape so that the front surface can move without interference between the lower end 1a of the lower saddle 1B and the lower end 2a of the tool post 2B and the operator can easily approach. The lower end portion is located above the front plate 9 a of the chip receiving tray 9 so that the chips and cutting fluid generated during cutting can be collected in the chip receiving tray 9.
[0015]
Accordingly, when the opening / closing door 8 is positioned at the open position and the opening 7a is opened, the operator can access the spindle chuck 5, but the lower saddle 1B and the lower tool post 2B are moved away from the opening 7a in the Z-axis direction. Unless moved to the opposite main shaft side, the lower ends 1a, 2a are located on the front upper side of the front plate 9a of the chip tray 9, so that chips and cutting fluid accumulated during the cutting process fall on the floor.
[0016]
Therefore, a guide rail 11 in the Z-axis direction is provided over the entire length of the lathe adjacent to the front plate 9 a of the chip tray 9, and a water receiving cover 12 is provided so as to be movable along the guide rail 11.
The water receiving cover 12 has substantially the same length in the Z-axis direction as the open / close door 8 and has an inclination angle that is lowered downward so that chips and cutting fluid can easily flow toward the chip receiving tray 9. 2 (d), the connecting member 14 is detachably connected to the open / close door 8 by a connecting pin 13 that is urged by a spring 15 of the connecting member 14 as shown in FIG.
[0017]
The water receiving cover 12 is normally connected to the open / close door 8 by a connecting member 14 (during operation), and is positioned in front of the fixed cover 7 when the open / close door 8 closes the opening 7a [FIG. ] When the opening / closing door 8 is opened and the opening 7a is opened, the opening 7a is positioned [FIG. 2 (b)]. When it is necessary to enter / exit into the machine from 7a, the engagement of the connecting member 14 is released so that the water receiving cover 12 can be moved independently and retracted to the front position of the head stock 4 (FIG. 2C). The water receiving cover 12 may be retracted before the fixed cover 7.
[0018]
FIG. 3 is an explanatory view of the operation of the water receiving cover 12 of an embodiment different from the above. In the description of this embodiment, the same reference numerals are assigned to the same portions as in the above-described embodiment, and the description is omitted.
As shown in FIGS. 3 (a) and 3 (b), the water receiving cover 12 is normally (in operation) fixed to the fixing cover 7 by a fixing pin 16 of a fixing member 17 having substantially the same structure as the connecting member 14 so as to be detachable. Yes.
[0019]
In this state, the opening 7a is closed by the opening / closing door 8 to perform cutting (FIG. 3A), and the opening / closing door 8 is opened to open the opening 7a to attach / detach the workpiece [FIG. 3B]. ]. When the operator needs to enter / exit into the machine from the opening 7a after machining is completed or maintenance is performed, the fixing with the fixed cover 7 is released and the water receiving cover 12 can be moved in the Z axis. Then, the water receiving cover 12 is retracted in front of the fixed cover 7 as shown in FIG. The water receiving cover 12 may be retracted in front of the head stock 4.
[0020]
【The invention's effect】
Since this invention is comprised as mentioned above, there exists an effect described below.
The water receiving device according to claim 1 is configured such that when one opening process is completed and the open / close door is opened, the water receiving cover in a connected state is positioned in the opening portion in a misplaced manner, and chips accumulated on the lower tool rest and the lower saddle during cutting. In addition, since the cutting fluid is dropped and collected in the chip tray, the floor of the feet is not soiled and the working environment is not deteriorated. Also, when it is necessary to enter / exit into the machine through the opening for maintenance or changeover, the connection with the open / close door is released, and the water receiving cover is retracted to a position that does not hinder the work. It won't get in the way.
[0021]
The water receiving apparatus according to claim 2 is a lower tool post when the water receiving cover is fixed to the fixed cover and is positioned in the opening portion during the cutting process including the attachment / detachment of the workpiece, and the opening / closing cover is opened for attaching / detaching the workpiece. It is necessary to collect the chips and cutting fluid accumulated during the cutting that falls from the lower end of the lower saddle in the chip tray, and to enter and exit the machine through the opening for setup change and maintenance after processing. In some cases, since the fixing to the fixed cover is released and the water receiving cover is moved to a position that does not hinder the work, the same effect as in the first aspect is achieved and the opening and closing of the open / close door is easy. Can reduce the fatigue of the operator.
[Brief description of the drawings]
BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a view of an entire cover device having a water receiving device of the present invention of a slant type two saddle lathe, (a) is a top view, and (b) is a cross-sectional view taken along line AA in (a). is there.
FIGS. 2A to 2C are explanatory views showing the position of a water receiving cover during each operation, and FIG. 2D is an enlarged view of a connecting member of a portion A surrounded by a virtual circle of FIG.
FIGS. 3A and 3B are explanatory views showing the position of the water receiving cover during each operation of different embodiments, wherein FIG. 3A shows the position of the water receiving cover at the time of cutting, and FIG. (C) is a figure which shows the position of the water receiving cover at the time of a maintenance and setup.
FIGS. 4A and 4B are views of an entire cover device according to the prior art, in which FIG. 4A is a top view, FIGS. 4B and 4C are cross-sectional views taken along line B-B in FIG. 4A, and FIG. FIG. 3C shows a state when the door is closed, and FIG.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1A Upper saddle 1B Lower saddle 2A Upper tool post 2B Lower tool post 3A Upper turret 3B Lower turret 4 Main shaft base 5 Main shaft chuck 6 Overall cover 7 Fixed cover 7a Opening 8 Opening / closing door 9 Chip tray 9a Front plate 11 Guide rail 12 Water Receiving cover 13 Connecting pin 14 Connecting member 15 Spring 16 Fixing pin 17 Fixing member

Claims (2)

In the whole cover device of the slant type two saddle lathe, the main cover device is movably provided along a guide in the main shaft axis direction adjacent to the front plate of the chip tray of the whole cover device, and is movable in the main shaft axis direction of the whole cover device. When the opening / closing door is opened and the opening is opened, the lower turret and the lower saddle have an inclination angle that collects chips and cutting fluid falling from a portion located in front of the chip receiving tray above the chip receiving tray. The water receiving cover and the opening / closing door are normally connected to the opening when the opening / closing door is opened so that the water receiving cover can be moved to a position that does not hinder work during setup change or maintenance. A water receiving device comprising a connecting member capable of releasing the connection. In the whole cover device of the slant type two saddle lathe, the main cover device is movably provided along a guide in the main shaft axis direction adjacent to the front plate of the chip tray of the whole cover device, and is movable in the main shaft axis direction of the whole cover device. When the opening / closing door is opened and the opening is opened, the lower turret and the lower saddle have an inclination angle that collects chips and cutting fluid falling from a portion located in front of the chip receiving tray above the chip receiving tray. Fix the water receiving cover to the fixed cover of the water receiving cover and the whole cover device so that it usually covers the bottom of the opening, and release the fixing so that it can be moved to a position that does not hinder work during setup change or maintenance. A water receiving device comprising a fixing member.

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