CN104070394B - Lathe - Google Patents
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- CN104070394B CN104070394B CN201310382837.2A CN201310382837A CN104070394B CN 104070394 B CN104070394 B CN 104070394B CN 201310382837 A CN201310382837 A CN 201310382837A CN 104070394 B CN104070394 B CN 104070394B
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- instrument
- handle part
- processing department
- storehouse
- lathe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/16—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine controlled in conjunction with the operation of the tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
- Numerical Control (AREA)
Abstract
The present invention relates to a kind of lathe, it is intended that when the handle part for forbidding holding instrument is located at and changes position, can prevent the mechanicalness produced by replacing instrument from interfering.The lathe has storehouse and control unit.The CPU of control unit is controlled, and is moved between position and storehouse of the main tapping in the machining area that can process workpiece is carried the ATC origin positions of handle part.With each handle part accordingly, be stored with EEPROM the information of any one indicated whether hold in conventional tool (t1) and big footpath instrument (t2).CPU judges to be stored with EEPROM whether the handle part of the information that hold big footpath instrument (t2) is adjacent with positioned at the handle part for changing position.When being judged as adjacent, CPU forbids main tapping from ATC origin positions towards the position movement in machining area, so as to prevent the mechanicalness produced by replacing instrument from interfering.
Description
Technical field
The present invention relates to a kind of lathe, it is multiple to instrument that there is storehouse and carrying out to be arranged with tool changing, above-mentioned storehouse for it
The handle part held, the storehouse can carry handle part.
Background technology
Lathe can carry out various processing.Lathe, which has to be arranged with multiple handle parts for holding instrument and can carry, to be somebody's turn to do
The storehouse of handle part, can be such that the instrument taken out from storehouse is changed with being installed on the instrument of main shaft, so as to carry out required processing.
In Japanese Laid-Open Patent Publication 1999 year the 0042533rd, disclose a kind of with storehouse, storage part and notification unit
Lathe.Multiple handle parts are arranged with storehouse.At least one handle part in multiple handle parts is hold a kind of be relatively large in diameter
Instrument (hereinafter referred to as big footpath instrument), if adjacent handle part is not empty, can not hold this instrument being relatively large in diameter.
Be stored with the tool information related to holding the instrument on multiple handle parts in the storage part of lathe.Notification unit is, for example, display
Device, can show tools information.When by big footpath tool settings on a handle part, notification unit is notified：In adjacent handle part
On cannot hold instrument.For example the information forbidden accordingly is shown with adjacent handle part over the display.In handle
When tool settings are on the adjacent handle part of the handle part with being set with big footpath instrument, lathe makes buzzer sound to notify setting
Mistake.
When with the adjacent handle part of handle part for holding big footpath instrument is located at the replacing position of instrument, if lathe is carried out
Tool changing is acted, then there is big footpath instrument with changing the problem of mechanism mechanicalness of instrument is interfered.In addition, in order to be tieed up
Repair etc. and changed by handwork when holding the instrument on handle part, operator will be manually operated to carry handle sometimes
Hold portion.When being manually operated to carry handle part, operator by with the adjacent handle of handle part for holding big footpath instrument
The portion of holding is transported to replacing position, then carries out tool changing action, the problem of mechanicalness interference can occur for now presence.
The content of the invention
The present invention relates to a kind of lathe, it is intended that when the handle part for forbidding holding instrument is located at and changes position, can
To prevent the mechanicalness produced by replacing instrument from interfering.
The lathe of technical scheme 1 includes：Storehouse, is arranged with multiple handle parts held to instrument, its energy within the library
Above-mentioned handle part is transported to the replacing position of replacing instrument；Processing department, the processing department is provided with instrument, and workpiece can be added
Work；And control unit, the control unit enters to exercise position of the above-mentioned processing department in machining area and carries the control moved between position
Position in system, above-mentioned machining area is that above-mentioned processing department can process the position of workpiece, and above-mentioned carrying position is that above-mentioned storehouse can be removed
The position for stating handle part is transported, movement comes between the lathe makes position and carrying position of the above-mentioned processing department in above-mentioned machining area
The instrument for being installed on above-mentioned processing department is changed, the lathe also includes in addition：Storage part, the storage part with multiple above-mentioned
Hold in portion each accordingly, be stored with and forbid the information that instrument is held in adjacent handle part；Judging part, the judging part is sentenced
Break be stored with above-mentioned storage part the information for forbidding holding instrument handle part whether with the holding positioned at above-mentioned replacing position
Portion is adjacent；And prohibition unit, when above-mentioned judging part is judged as adjacent, the prohibition unit forbids above-mentioned processing department from above-mentioned carrying position
Put towards the position movement in above-mentioned machining area.Therefore, when the handle part for forbidding holding instrument, which is located at, changes position, lathe is prohibited
Only processing department is from position is carried towards the position movement in machining area, so as to prevent the mechanicalness produced by replacing instrument from doing
Relate to.
The lathe of technical scheme 2 includes：Storehouse, is arranged with multiple handle parts held to instrument, its energy within the library
Above-mentioned handle part is transported to the replacing position of replacing instrument；Processing department, the processing department is provided with instrument, and workpiece can be added
Work；And control unit, the control unit enters to exercise position of the above-mentioned processing department in machining area and carries the control moved between position
Position in system, above-mentioned machining area is that above-mentioned processing department can process the position of workpiece, and above-mentioned carrying position is that above-mentioned storehouse can be removed
The position for stating handle part is transported, movement comes between the lathe makes position and carrying position of the above-mentioned processing department in above-mentioned machining area
The instrument for being installed on above-mentioned processing department is changed, the lathe also includes in addition：Storage part, the storage part with multiple above-mentioned
Hold in portion each accordingly, be stored with forbid the handle part hold instrument information；Judging part, the judging part judges
Whether the handle part for the information for forbidding holding instrument that is stored with above-mentioned storage part is located at above-mentioned replacing position；And prohibition unit,
When above-mentioned judging part, which is judged as being located at, changes position, the prohibition unit forbids above-mentioned processing department to add from above-mentioned carrying position towards above-mentioned
Position movement in the domain of work area.Therefore, when forbid holding instrument handle part be located at change position when, lathe forbid processing department from
Position is carried towards the position movement in machining area, so as to prevent the mechanicalness produced by replacing instrument from interfering.
The lathe of technical scheme 3,4 also includes manual operation unit, and the manual operation unit enters above-mentioned control unit to exercise above-mentioned
The control for the position that processing department is moved in above-mentioned machining area from above-mentioned carrying position.Therefore, lathe is being manually operated
Portion make processing department from carry position towards in machining area position movement in the case of, can also prevent what is produced by replacing instrument
Mechanicalness is interfered.
The above-mentioned storehouse of the lathe of technical scheme 5 has a drive division for carrying above-mentioned handle part, above-mentioned control unit make it is above-mentioned
Processing department is moved to above-mentioned carrying position from the position in above-mentioned machining area, and sends the above-mentioned holding of carrying towards above-mentioned drive division
After the instruction in portion, enter to exercise the control for the position that above-mentioned processing department is moved in above-mentioned machining area from above-mentioned carrying position.
Therefore, lathe can be processed the position in region using control unit and carry the control of the tool changing action between position, energy
Prevent the mechanicalness interference in tool changing action.
The above-mentioned storehouse of the lathe of technical scheme 6 has a drive division for carrying above-mentioned handle part, above-mentioned control unit make it is above-mentioned
Processing department is moved to above-mentioned carrying position from the position of readiness being set between above-mentioned machining area and above-mentioned carrying position, and upward
State after drive division sends the instruction for carrying above-mentioned handle part, enter to exercise above-mentioned processing department be moved to from above-mentioned carrying position it is above-mentioned
The control of position of readiness.Therefore, lathe can carry out the tool changing action between position of readiness and carrying position using control unit
Control, can prevent the mechanicalness interference in tool changing action.
The lathe of technical scheme 7~9 includes being arranged in multiple handle parts into the storehouse of annular shape, can prevent because changing instrument institute
The mechanicalness interference of generation.
Brief description of the drawings
Fig. 1 is the stereogram of lathe.
Fig. 2 is the front view of main tapping and tool storage room.
Fig. 3 is the stereogram of main tapping.
Fig. 4 is the stereogram of control arm.
Fig. 5 is the block diagram for the electrical structure for representing lathe.
Fig. 6 is the block diagram for the structure for representing operating portion.
Fig. 7 is the schematic diagram that specification tool is changed.
Fig. 8 is cam mechanism, the right view of handle part when outlining main tapping positioned at machining area.
Fig. 9 is cam mechanism, the right view of handle part when outlining main tapping positioned at Z axis origin position.
Figure 10 is cam mechanism, the right view of handle part when outlining main tapping above Z axis origin position.
Figure 11 is cam mechanism, the right view of handle part when outlining main tapping positioned at ATC origin positions.
Figure 12 is the schematic diagram to being illustrated by the MDI programs generated.
Figure 13 is the chart illustrated to tool information.
Figure 14 is the flow chart for the step of representational tool changes control process when single action key is pressed.
The flow chart for the step of Figure 15 is the decline processing for representing main tapping.
Figure 16 is flow chart the step of representing the control process based on the program generated by MDI.
Figure 17 be represent main tapping decline forbid after return processing the step of flow chart.
Embodiment
Hereinafter, the lathe of embodiments of the present invention is illustrated referring to the drawings.In the following description, using in figure
It is front and rear up and down represented by arrow.Left and right directions, fore-and-aft direction, the above-below direction of lathe 1 are respectively X-direction, Y-axis side
To, Z-direction.Operator operates in front to lathe 1, carries out the assembly and disassembly of workpiece.1~Fig. 6 of reference picture, to lathe 1
Structure is illustrated.
Lathe 1 includes pedestal 11, column 12, main tapping 2 (processing department), tool replacing apparatus 3, workbench 15, control list
Member 6 etc..Pedestal 11 is fixed on ground.Column 12 is erected on the upper back of pedestal 11.Main tapping 2 can along column 12 preceding table
Face is lifted in Z-direction (above-below direction).The main shaft 2b (reference picture 2) of main tapping 2 is provided with tool retainer 5.Instrument is protected
Gripping member 5 is kept to instrument t.Instrument t includes the various instruments such as conventional tool t1, big footpath instrument t2.Big footpath instrument t2's is outer
Appearance and size of the shape size than conventional tool t1 is big.Main shaft 2b is rotated at a high speed using the driving of spindle motor 84.Tool changing
Device 3 is supported by supporting table 14.Supporting table 14 is fixed on the leading section of a pair of frames 13, and this pair of frames 13 is fixed on column 12
Top or so.The storehouse 31 of tool replacing apparatus 3 is held to multiple tool retainers 5.Tool replacing apparatus 3 will be installed on
Main shaft 2b tool retainer 5 is replaced with other tool retainers 5.Workbench 15 is set on the base 11, and workpiece is fixed into
It is detachable.Workbench 15 can be mobile towards X-direction (left and right directions) using X-axis feed mechanism 16, and can utilize Y-axis feed mechanism
17 is mobile towards Y direction (fore-and-aft direction).X-axis feed mechanism 16 is driven by X-axis motor 81 (reference picture 5), Y-axis feed mechanism 17
By Y-axis motor 82 (reference picture 5) driving.Main tapping 2 makes the instrument t for being installed on main shaft 2b high under the driving of spindle motor 84
Speed rotation, so as to be processed to the workpiece for being fixed on workbench 15.Control unit 6 is located at the rear of column 12, to each motor
81st, 82,84 etc. it is controlled.
Reference picture 2 is illustrated to tool replacing apparatus 3.Tool replacing apparatus 3 includes multiple works to being fixed with instrument t
Have storehouse 31, the cam mechanism 20 located at the front portion of main tapping 2 that keeper 5 is supported.Storehouse 31 includes storehouse main body 32, multiple holdings
Portion 4.Storehouse main body 32 is in the form of annular discs.The support shaft 33 of inclined downward facing forward is fixed supporting table 14 (reference picture 1).Support shaft
The axle of storehouse main body 32 is supported into and can rotated freely by bearing etc. by 33.(reference picture 1) Driver Library of storehouse motor 85 main body 32 rotates.It is many
Individual handle part 4 storehouse main body 32 peripheral part with defined central angle (being about 17 degree in present embodiment) circumferentially at equal intervals
Ground is set, and overall alignment is into annular shape.In the present embodiment, with 21 handle parts 4.Each 4 pairs of handle part is provided with instrument t
Tool retainer 5 held.During in order to avoid on a handle part 4 big footpath instrument t2 is held, adjacent handle part 4
The instrument t held interferes with the big footpath instrument t2, and lathe 1 forbids the holding adjacent with the handle part 4 for holding big footpath instrument t2
Portion 4 is held to instrument t.When the instrument t that handle part 4 is held is conventional tool t1, lathe 1 allows and the handle part 4
Adjacent handle part 4 is held to instrument t.
Reference picture 3 is illustrated to cam mechanism 20.Cam mechanism 20 is main shaft branch located at the front part of main tapping 2
Support part 2a leading flank.Cam mechanism 20 is included close to cam 21, away from cam 22.Close to cam 21, away from cam 22 from master
Shaft supporting part 2a preceding surface is protruded and in the longer tabular of above-below direction.Have downward close to cam 21 from upper end and protrude
The constant flat part 21a of width (front and rear width), and lower end make just above protrude width (front and rear width) taper increase and
Form summit 21b.There is prominent width (front and rear width) with from the lower end cone of taper increase upward away from cam 22
Facial 22a, and in conical surface portion 22a top with the constant flat part 22b of prominent width (front and rear width).Main shaft support portion 2a
Main shaft 2b is supported into and can be rotated freely inside it.Main shaft 2b has the rotating shaft of above-below direction, and it is with being installed on main shaft support
The spindle motor 84 of portion 2a upper ends is interlocked and rotated.Main shaft 2b has the coniform of installation tool keeper 5 in its bottom
Instrument retaining hole.Main shaft 2b has draw bar (not shown) inside it, and instrument retaining hole will be intercalated in using the draw bar
Tool retainer 5 be fixed on rotating shaft 2b.Main tapping 2 is by the vertically extending a pair of guide rails in the preceding surface in column 12
Support (not shown), it can be lifted using the ball screw framework (not shown) being extended with guide rail parallel.Ball wire
Thick stick mechanism is driven by Z axis motor 83 (reference picture 5).
Reference picture 4, is illustrated to handle part 4.Handle part 4 include arm 40, hold pin 43, close to cam follower 45,
Away from cam follower 46, abutting part 47 etc..Arm 40 forms the curved shape vertically extended, has support shaft in its upper end
41, and can be swung around the support shaft 41.Support shaft 41 is supported by support base 42, and support base 42 is fixed on storehouse main body 32.Support shaft
41 is parallel with the tangent to periphery direction of storehouse main body 32.Therefore, arm 40 is made to be located at the most lower of above-below direction when storehouse main body 32 rotates
During portion, support shaft 41 is in left and right directions, and the bottom of arm 40 is swung in the longitudinal direction.The end portion of arm 40, should into two
Each leading section of two has holding pin 43 relative to each other.Two hold pin 43 in the presence of the force of compression helical spring
Protruded each other towards other side direction, and overcome by stress the force of compression helical spring and can retreat.
Arm 40 has bar 44 in its upper end.Bar 44 is protruded towards the side of main tapping 2, and will be close to cam driven in its leading section
Part 45, which is supported into, to be rotated freely around the axle center parallel with support shaft 41.Arm 40 therebetween portion to can be around parallel with support shaft 41
The remote cam follower 46 that rotates freely of axle center be supported.Close to cam follower 45 and away from cam follower 46
Roller in this way.Abutted close to cam follower 45 with cam mechanism 20 close to cam 21, away from cam follower 46 and cam
The remote cam 22 of mechanism 20 is abutted.Abutting part 47 is in the presence of elastic force-applying in compression helical spring from the upper end of arm 40
The steel ball that portion is protruded upward is constituted.By making close to cam follower 45 and away from cam follower 46 and and main tapping 2 one
The cam mechanism 20 of lifting is abutted, and arm 40 can in the longitudinal direction be swung around support shaft 41.By the swing of arm 40, arm 40
Bottom and main shaft 2b are close to or away from main shaft 2b.As described above, the end portion of arm 40 is into two.Located at the leading section of two
Two hold pins 43 it is chimeric with the groove 5a (reference picture 2) set on the complete cycle of tool retainer 5.Arm 40 makes it by swinging
Bottom is close to main shaft 2b so that two hold that pins 43 are chimeric with groove 5a to be held to tool retainer 5.Arm 40 passes through pendulum
It is dynamic to make its bottom away from main shaft 2b so that two holding releasing slots 5a of pin 43, away from tool retainer 5.On changing work
The action of main tapping 2 and handle part 4 will be described later during tool.
Reference picture 5, is illustrated to the electrical structure of lathe 1.Control unit 6 includes CPU61 (control unit, judging part, taboo
Stop), ROM62, RAM63, EEPROM64 (storage part), input interface 65, output interface 66, operating portion 67, these structures lead to
Cross bus N connections.The control program that CPU61 will be stored in ROM62 reads RAM63 and performed, so as to carry out the processing of workpiece
Processing and tool changing processing etc..ROM62 is non-volatile memory elements such as mask ROM or EEPROM, and it is performed to CPU61
Control program and processing needed for various data etc. prestored.RAM63 is the memory elements such as SRAM or DRAM, and its is right
Various data produced from the ROM62 control programs read out and in processing procedure etc. carry out interim storage.EEPROM64 is
Non-volatile memory element of data rewriting can be carried out, the various data needed for its processing that is stored with.EEPROM64 is stored with
Procedure, the tool information related to the instrument that each handle part 4 in storehouse 31 is held, wherein, described in above-mentioned procedure
Have to procedure of processing and processing conditions of workpiece etc..The non-volatile memory devices such as flash memory can also be used to replace
EEPROM64.Lathe 1 includes X-axis sensor 71, Y-axis sensor 72, Z axis sensor 73, main shaft sensor 74 etc..Each sensor
It is connected with the input interface 65 of control unit 6.X-axis sensor 71 and Y-axis sensor 72 X-direction respectively to workbench 15 and
Detected the position of Y direction.Z axis sensor 73 is detected to the position of main shaft 2b Z-direction.Main shaft sensor 74
Main shaft 2b rotating speed is detected.Input interface 65 is by X-axis sensor 71, Y-axis sensor 72, Z axis sensor 73 and main shaft
The information transfer that sensor 74 is exported is to CPU61.External input device 75 is, for example, personal computer, and it is to generate and preserve
The device of procedure.The procedure generated is output to control unit 6 by external input device 75.Control unit 6 passes through
Input interface 65 obtains the procedure that external input device 75 is exported, and is stored in EEPROM64.
Lathe 1 includes X-axis motor 81, Y-axis motor 82, Z axis motor 83, spindle motor 84 and storehouse motor 85 (drive division).
Each motor 81~85 is connected with the output interface 66 of control unit 6.X-axis motor 81 and Y-axis motor 82 drive workbench 15 respectively
Moved towards X-direction and Y direction.The drive shaft of Z axis motor 83 first 2 is lifted in the Z-axis direction.The drive shaft of spindle motor 84
2b rotates.Under the driving of spindle motor 84, main shaft 2b rotations, the instrument t for being installed on main shaft 2b is processed to workpiece.Storehouse horse
Rotated up to 85 Driver Library main bodys 32.
Reference picture 6, is illustrated to operating portion 67.Operating portion 67 includes display panel 67c, data input button 67d, control
Button 67e (manual operation unit) processed etc., can receive procedure be manually entered and lathe 1 it is manually operated.Hereinafter, will be logical
Being manually entered for procedure for crossing the progress of operating portion 67 is expressed as MDI (manual data inputs：Manual Data Input).
MDI is different from common automatic running (continuously performing multiple modules), only performs a module.Module refers to by G codes, M codes etc.
The line command that procedure code is constituted.Image letters of the display panel 67c based on the graphic control circuit 67b display pictures exported
Number carry out display image.The function that signal processing part 67a is provided according to operating portion 67 constitutes display picture, and is output to aobvious
Show panel 67c.Signal processing part 67a receives the operation of operator by data input button 67d, and carries out based on MDI's
The generation of procedure.
Control button 67e has tool changing single action button 91, storehouse driving button 92 etc., and operator can be carried out to lathe 1
It is manually operated.Tool changing single action button 91 is the button that manually operated main tapping 2 makes that it is lifted in the instrument of replacing.At signal
Reason portion 67a receives operation of the operator to tool changing single action button 91, by the move of the main tapping 2 for changing instrument
It is input to CPU61.Storehouse driving button 92 is by making the rotation of storehouse 31 come the button of the carrying of manually operated handle part 4.At signal
Reason portion 67a receives the operation that operator drives button 92 to storehouse, by the carrying instruction input of handle part 4 to CPU61.
7~Figure 11 of reference picture, is illustrated to the action for changing main tapping 2 and handle part 4 during instrument.Main tapping 2 exists
ATC (automatic tool changes：Automatic Tool Change) any position in origin position (carrying position) and machining area
Moved between putting along Z-direction.The position of main tapping 2 is illustrated on the basis of main shaft 2b lower surface.When main tapping 2
When ATC origin positions, storehouse main body 32 can rotate.Z axis origin position (position of readiness) is to make main tapping 2 after replacing instrument
Standby position.By making main tapping 2 be lifted between ATC origin positions and Z axis origin position, main shaft 2b is come to being installed
Tool retainer 5 is changed.
Fig. 8 represents that main tapping 2 is located at the state of machining area.The remote cam follower 46 of handle part 4 and remote cam
22 flat part 22b is abutted, and arm 40 forms the state of the side oscillation facing forward centered on support shaft 41.Storehouse main body 32 coaxially has
Circular location division 34.Location division 34 has the circumferential lateral surface for being axially formed circular shape.The circular arc of the circumferential lateral surface
Shape is centered on support shaft 41.Location division 34 axially has groove 34a on the complete cycle of the circumferential lateral surface of a side, another at its
There is groove 34b on the complete cycle of the circumferential lateral surface of side.As shown in figure 8, abutting part 47 is chimeric with groove 34a, carry out stop arm 40 facing forward
Rear is to action.Fig. 9 represents that main tapping 2 rises and be located at the state of Z axis origin position from machining area towards P directions.Handle part 4
Abutted close to cam follower 45 with close to cam 21 from flat part 21a towards summit 21b sloping portion.Arm 40 is with branch
Swung towards the rear centered on support axle 41, form bottom close to the state of main shaft 2b lower ends.Two one or two located at the bottom of arm 40
Hold pin 43 and be in the not state chimeric with the groove 5a of tool retainer 5, can rotate using spindle motor 84 main shaft 2b.Figure 10 tables
Show main tapping 2 from Z axis origin position further towards the state after the rising of P directions.Handle part 4 close to cam follower 45 with connecing
The summit 21b of nearly cam 21 is abutted.The posture that arm 40 is formed centered on support shaft 41, bottom is swung towards rearmost.It is located at
Two holding pins 43 of the bottom of arm 40 are chimeric with the groove 5a of tool retainer 5, form the shape held to tool retainer 5
State.Abutting part 47 is chimeric with groove 34b, carrys out stop arm 40 and acts to front-rear direction.Figure 11 represents that main tapping 2 rises to ATC origins
The state of position.Handle part 4 departs from close to cam 21 and remote close to cam follower 45 and away from cam follower 46 respectively
From cam 22.Arm 40 maintains the posture that its bottom is swung towards rearmost.Abutting part 47 is chimeric with groove 34b, comes the court of stop arm 40
Fore-and-aft direction is acted.Two holding pins 43 are chimeric with the groove 5a of tool retainer 5, to be held to tool retainer 5.Pass through
Main tapping 2 is set to rise to ATC origin positions, tool retainer 5 is in the Z-axis direction away from main shaft 2b.In this condition, storehouse main body
32 are avoided that occurring mechanicalness with main tapping 2 is interferingly rotated.According to the instruction from control unit 6, storehouse motor 85 makes
Storehouse main body 32 rotates, so that the tool retainer 5 that will be installed on main shaft 2b is transported to main shaft 2b underface.Main tapping 2 is towards Q
Direction declines, and according to the order opposite with Fig. 8~Figure 11 order, instrument is installed on into main shaft 2b.Make to be located at as shown in figure 11
The main tapping 2 of ATC origin positions declines towards Q directions.When main tapping 2 declines as shown in Figure 10, opened away from cam follower 46
Begin to abut with the bottom of the conical surface portion 22a away from cam 22.Tool retainer 5 is kept with the instrument located at main shaft 2b bottoms
Hole is fitted together to.Main tapping further drops to Z axis origin position (position shown in Fig. 9) towards Q directions.As shown in figure 9, away from cam from
Moving part 46 is abutted with the pars intermedia of the conical surface portion 22a away from cam 22.The bottom of arm 40 is released downward, and two hold pin
43 depart from the groove 5a of tool retainer 5.Tool retainer 5 is fixed on main shaft 2b by draw bar.Make main tapping further towards Q side
To decline, as shown in figure 8, being moved into the optional position in machining area.
Reference picture 12, is illustrated to one of procedure for being manually entered and being generated by MDI.Operator is to data
Input button 67d is operated, while the information that display panel 67c is shown is confirmed, while generation procedure.Shown in Figure 12
Procedure there is M6T12 instructions.M6 is the instruction of replacing instrument, main tapping 2 is risen to ATC origins position
Put, make storehouse main body 32 rotate after, the instruction that makes main tapping 2 drop to Z axis origin position again.T12 representational tools numbering 12.Root
According to T12, storehouse main body 32 will hold the replacing position that handle part 4 of the tool number for 12 instrument is transported to immediately below main shaft 2b.
Reference picture 13 is illustrated to tool information.As described above, the tool information that is stored with EEPROM64.Tool information
Corresponding to the handle part numbering in storehouse 31 with tool number, tool sizes, instrument classification, the various information that could be changed.
Handle part numbering is serial number.Tool number is the numbering that each instrument t has.Tool sizes representational tool t size.Work
The size for having t is, for example, from chi of the tool retainer 5 with bearing surface that main shaft 2b lower surfaces are abutted untill the instrument t front ends
It is very little.Instrument classification represents conventional tool t1 or big footpath instrument t2.It could change that indicate whether can be to handle part numbering institute
The handle part 4 of expression carries out tool changing.In the example of the tool information shown in Figure 13, the handle part that handle part numbering is 4
The instrument t held is big footpath instrument, and corresponding to the handle part of adjacent numbering 3 and numbering 5, instrument cannot be changed by being stored with
Information.
Reference picture 14, control process carried out to the CPU61 of control unit 6, when tool changing single action button 91 is pressed
Illustrate.CPU61 judges whether tool changing single action button 91 (reference picture 6) has been pressed (step S1).Based on from behaviour
The input signal for making the signal processing part 67a in portion 67 judges whether tool changing single action button 91 has been pressed.When being judged as
(S1 when tool changing single action button 91 is not pressed：It is no), CPU61 return to step S1, and judgement is repeated.When being judged as
(S1 when tool changing single action button 91 has been pressed：It is), CPU61 judges whether the Z axis position of main tapping 2 is located at ATC origins
Below position (step S2).(the S2 when being judged as being located at below ATC origin positions：It is), CPU61 is towards (the reference picture of Z axis motor 83
5) instruction for making main tapping 2 rise to ATC origin positions is sent, so that main tapping 2 is moved to ATC origin position (steps
S3).Z axis motor 83 makes main tapping 2 be moved to ATC origin positions based on the instruction from CPU61.CPU61 step S3 it
Afterwards, finishing control is handled.(the S2 when being judged as being not at below ATC origin positions：It is no), CPU61 is transferred to main tapping 2
Decline handles (step S4).
Reference picture 15, the decline processing to main tapping 2 is illustrated.CPU61 reads tool information (reference from EEPROM64
Figure 13) (step S11).CPU61 judges that the handle part 4 adjacent with the handle part 4 being currently transported to immediately below main shaft 2b is held
Whether have big footpath instrument (step S12).CPU61 carries out step using information related to instrument classification in tool information
S12 judgement.If for example, the current numbering for being transported to the handle part 4 immediately below main shaft 2b is that 2, CPU61 is judged as adjacent
Handle part 4 held without big footpath instrument, if the current numbering for being transported to the handle part 4 immediately below main shaft 2b is 3,
CPU61 is judged as that what adjacent handle part 4 held has big footpath instrument.When being judged as that what adjacent handle part 4 held do not have
(S12 during big footpath instrument：It is no), CPU61 sends the instruction for making main tapping 2 drop to Z axis origin position towards Z axis motor 83, so that
Main tapping 2 is set to be moved to Z axis origin position (step S13).Z axis motor 83 moves main tapping 2 based on the instruction from CPU61
Move Z axis origin position.When being judged as (S12 when having big footpath instrument that adjacent handle part 4 is held：It is), CPU61 forbids master
Spindle nose 2 declines, and alarm (step S14) is sent by the warning devices such as buzzer (not shown).CPU61 step S13 and S14 it
Afterwards, terminate the decline processing of main tapping 2, and return to the flow chart shown in Figure 14 and finishing control is handled.In the step shown in Figure 15
In rapid S12, judged using information related to instrument classification in tool information, but it is also possible to using with work could be changed
Have related information to be judged.Now, CPU61 is judged using tool information to being currently transported to master in step s 12
Handle part 4 immediately below axle 2b could carry out tool changing.When CPU61 is judged as that tool changing can be carried out, step is transferred to
Rapid S13, makes main tapping 2 drop to Z axis origin position.When CPU61 is judged as that tool changing cannot be carried out, forbid main tapping
2 decline, and are transferred to step S14 and send alarm.
The control process during procedure for the MDI generations that 16 pairs of reference picture is performed shown in Figure 12 is illustrated.Start to hold
The CPU61 of row M6T12 instructions sends the instruction for making main tapping 2 rise to ATC origin positions towards Z axis motor 83, so that main shaft
First 2 are moved to ATC origin positions (step S21).Z axis motor 83 makes main tapping 2 be moved to ATC based on the instruction from CPU61
Origin position.CPU61 reads tool information (step S22) from EEPROM64.Due to being T12, therefore, CPU61 is towards storehouse motor 85
The handle part 4 that the numbering for sending the instrument for being 12 by holding tool number is 2 is transported to immediately below main shaft 2b and changes position
Instruction, so that storehouse main body 32 rotates (step S23).Storehouse motor 85 rotates storehouse main body 32 based on the instruction from CPU61.Connect
, CPU61 carries out the decline processing (step S24) of main tapping 2.Process steps of the CPU61 according to Figure 15 carries out step S24
Decline processing.As described above, the step according to Figure 15, when the handle part with the replacing position immediately below main shaft 2b
When 4 adjacent handle parts 4 hold big footpath instrument, CPU61 forbids the decline of main tapping 2 and sends alarm.
Reference picture 17, to forbidding return action when main tapping 2 declines to illustrate.CPU61 reads work from EEPROM64
Has information (step S31), the instrument that the adjacent handle part 4 of search is held is not the handle part 4 of big footpath instrument, to determine one
Handle part (step S32).CPU61 sends towards storehouse motor 85 and is transported to a handle part 4 of determination immediately below main shaft 2b more
The instruction of change place, so that storehouse main body 32 rotates (step S33).Storehouse motor 85 makes storehouse main body based on the instruction from CPU61
32 rotations.CPU61 sends the instruction for making main tapping 2 drop to Z axis origin position towards Z axis motor 83, so that main tapping 2 is moved
To Z axis origin position (step S34).Z axis motor 83 makes main tapping 2 be moved to Z axis origin position based on the instruction from CPU61
Put.
More than, according to present embodiment, multiple holding instrument t handle part 4 is arranged with storehouse 31, handle part 4 is carried
Replacing position immediately below to the main shaft 2b for changing instrument t.Instrument t is installed on main shaft 2b to add workpiece by main tapping 2
Work.The CPU61 of control unit 6 is controlled, enable position of the main tapping 2 in the machining area that main tapping 2 processes workpiece and
Moved between the ATC origin positions (carrying position) of handle part 4 can be carried in storehouse 31.Lathe 1 is by making main tapping 2 in machining area
Moved between interior position and ATC origin positions, the instrument t for the main shaft 2b that can will be installed on main tapping 2 is replaced by other instruments.
EEPROM64 corresponds to each in multiple handle parts 4 and is stored with the instrument that is held according to handle part 4 to forbid in phase
Adjacent handle part 4 holds instrument t information.Specifically, EEPROM64 corresponds to each in multiple handle parts 4 and stored
Whether have the information of any one that hold in conventional tool t1 and big footpath instrument t2.CPU61 judges that EEPROM64 is stored with taboo
Only hold instrument t information (the information for holding big footpath instrument t2) handle part 4 whether with positioned at the handle part 4 for changing position
It is adjacent.When being judged as adjacent, CPU61 forbids main tapping 2 to be moved from ATC origin positions towards the position in machining area.Therefore,
When forbidding holding instrument t handle part 4 to be located at changing position, lathe 1 forbids main tapping 2 from ATC origin positions towards processing district
Position movement in domain, so as to be avoided that the mechanicalness interference produced by replacing instrument.
According to present embodiment, EEPROM64 corresponds to each in multiple handle parts 4 and is stored with and forbids handle part 4
The information of holding instrument.Specifically, EEPROM64 corresponds to each in multiple handle parts 4 and work could be changed by being stored with
The information of tool.CPU61 judge EEPROM64 be stored with the information for forbidding holding instrument t handle part 4 whether be located at change position.
When being judged as being located at replacing position, CPU61 forbids main tapping 2 to be moved from ATC origin positions towards the position in machining area.Cause
This, when forbidding holding instrument t handle part 4 to be located at changing position, lathe 1 forbids main tapping 2 from ATC origin positions towards processing
Position movement in region, so as to be avoided that the mechanicalness interference produced by replacing instrument.
According to present embodiment, using operating portion 67, CPU61 is set to enter to exercise main tapping 2 from ATC origin positions towards processing district
The control of position movement in domain.Therefore, lathe 1 makes main tapping 2 from ATC origin positions towards machining area by operating portion 67
In the case of interior position movement, it can also prevent the mechanicalness produced by replacing instrument from interfering.
According to present embodiment, the storehouse motor 85 in storehouse 31 is by making the rotation of storehouse main body 32 carry handle part 4.CPU61 makes
Position of the main tapping 2 out of machining area is moved towards ATC origin positions, and the instruction of carrying handle part 4 is being sent towards storehouse motor 85
Afterwards, enter to exercise main tapping 2 from ATC origin positions towards the control of the position movement in machining area.Therefore, lathe 1 is utilized
CPU61 is processed the control of the tool changing action between the position in region and ATC origin positions, can prevent tool changing from moving
Mechanicalness interference in work.
According to present embodiment, the storehouse motor 85 in storehouse 31 is by making the rotation of storehouse main body 32 carry handle part 4.CPU61 makes
Main tapping 2 is moved from position of readiness such as Z axis origin position towards ATC origin positions, and carrying handle part 4 is being sent towards storehouse motor 85
Instruction after, enter to exercise the control that main tapping 2 is moved from ATC origin positions towards Z axis origin position, wherein, above-mentioned standby position
Install and be scheduled between machining area and ATC origin positions.Therefore, lathe 1 carries out Z axis origin position and ATC origins using CPU61
The control of tool changing action between position, can prevent the mechanicalness interference in tool changing action.
According to present embodiment, in the lathe 1 in the storehouse 31 including multiple handle parts 4 to be arranged in annular shape, it can prevent
Because of the mechanicalness interference produced by replacing instrument.
In the present embodiment, each handle part 4 is separately swung, but also each handle part can be fixed on into tool storage room,
Make the tool storage room Integral swinging.
Claims (7)
1. a kind of lathe (1), including：
Storehouse (31), is arranged with multiple handle parts (4) held to instrument, the handle part can be transported to by it within the library
The replacing position of replacing instrument；
Processing department (2), the processing department is provided with instrument, and workpiece can be processed；And
Control unit (61), the control unit enters to exercise the control moved between position and carrying position of the processing department in machining area
Position in system, the machining area is that the processing department can process the position of workpiece, and the carrying position is that the storehouse can be removed
The position of the handle part is transported,
The lathe is only by position of the processing department in the machining area and the movement between carrying position come to being installed on
The instrument of the processing department is changed,
It is characterised in that it includes：
Storage part (64), the storage part accordingly, is stored with and forbidden in adjacent handle with each in multiple handle parts
Hold the information that portion holds instrument；
Judging part (61), the judging part judge to be stored with the storage part information for forbidding holding instrument handle part whether
It is adjacent with the handle part positioned at the replacing position；
Prohibition unit, when the judging part is judged as adjacent, the prohibition unit forbids the processing department from the carrying position towards institute
State the position movement in machining area；And
Manual operation unit, the manual operation unit makes the control unit enter to exercise the processing department to be moved to institute from the carrying position
State the control of the position in machining area.
2. a kind of lathe, including：
Storehouse, is arranged with multiple handle parts held to instrument within the library, and the handle part can be transported to replacing work by it
The replacing position of tool；
Processing department, the processing department is provided with instrument, and workpiece can be processed；And
Control unit, the control unit enters to exercise the control moved between position and carrying position of the processing department in machining area,
Position in the machining area is that the processing department can process the position of workpiece, and the carrying position is that the storehouse can carry institute
The position of handle part is stated,
The lathe is only by position of the processing department in the machining area and the movement between carrying position come to being installed on
The instrument of the processing department is changed,
It is characterised in that it includes：
Storage part, the storage part accordingly, is stored with each in multiple handle parts and forbids holding in the handle part
The information of instrument；
Whether judging part, the judging part judge to be stored with the storage part handle part of the information for forbidding holding instrument is located at
The replacing position；
Prohibition unit, when the judging part, which is judged as being located at, changes position, the prohibition unit forbids the processing department to be carried from described
Moved towards the position in the machining area position；And
Manual operation unit, the manual operation unit makes the control unit enter to exercise the processing department to be moved to institute from the carrying position
State the control of the position in machining area.
3. lathe as claimed in claim 1 or 2, it is characterised in that
The storehouse has the drive division (85) for carrying the handle part,
The control unit is moved to the carrying position making the processing department from the position in the machining area, and towards described
Drive division is sent after the instruction for carrying the handle part, is entered to exercise the processing department and is moved to described add from the carrying position
The control of position in the domain of work area.
4. lathe as claimed in claim 1 or 2, it is characterised in that
The storehouse has the drive division for carrying the handle part,
The control unit makes the processing department from the position of readiness shifting being set between the machining area and the carrying position
The carrying position is moved, and after sending towards the drive division instruction for carrying the handle part, enters and exercises the processing department
The control of the position of readiness is moved to from the carrying position.
5. lathe as claimed in claim 1 or 2, it is characterised in that
Multiple handle parts are arranged in annular shape by the storehouse.
6. lathe as claimed in claim 3, it is characterised in that
Multiple handle parts are arranged in annular shape by the storehouse.
7. lathe as claimed in claim 4, it is characterised in that
Multiple handle parts are arranged in annular shape by the storehouse.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-070252 | 2013-03-28 | ||
| JP2013070252A JP6322896B2 (en) | 2013-03-28 | 2013-03-28 | Machine Tools |
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| Publication Number | Publication Date |
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| CN104070394A CN104070394A (en) | 2014-10-01 |
| CN104070394B true CN104070394B (en) | 2017-09-08 |
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| CN201310382837.2A Active CN104070394B (en) | 2013-03-28 | 2013-08-28 | Lathe |
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| JP (1) | JP6322896B2 (en) |
| CN (1) | CN104070394B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6387826B2 (en) * | 2014-12-26 | 2018-09-12 | ブラザー工業株式会社 | Machine Tools |
| JP6247265B2 (en) * | 2015-09-29 | 2017-12-13 | ファナック株式会社 | Tool changer |
| CN105382606A (en) * | 2015-12-28 | 2016-03-09 | 东莞市巨冈机械工业有限公司 | Large tool storage method and device for numerical control machine tool |
| WO2017113318A1 (en) * | 2015-12-31 | 2017-07-06 | 深圳配天智能技术研究院有限公司 | Automatic tool change method and numerically controlled machine tool |
| JP6729329B2 (en) * | 2016-11-29 | 2020-07-22 | ブラザー工業株式会社 | Machine Tools |
| JP6853231B2 (en) | 2018-11-19 | 2021-03-31 | ファナック株式会社 | Gripping device and system |
| CN113118835B (en) * | 2021-03-26 | 2022-09-20 | 科益展智能装备有限公司 | Auxiliary tool magazine, numerical control machining equipment, tool changing control method and system |
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| US4107589A (en) * | 1976-07-28 | 1978-08-15 | Toyoda-Koki Kabushiki-Kaisha | Automatic tool change apparatus |
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| US3286344A (en) * | 1965-03-01 | 1966-11-22 | Kearney & Trecker Corp | Machine tool with a tool changer |
| JPS60114437A (en) * | 1983-11-21 | 1985-06-20 | Toyoda Mach Works Ltd | Machine tool associated with large-diameter tool replacing system |
| JPH11114757A (en) * | 1997-10-16 | 1999-04-27 | Brother Ind Ltd | Method for controlling tool change |
| JP4374635B2 (en) * | 1999-01-06 | 2009-12-02 | ブラザー工業株式会社 | Tool changer |
| JP2006272473A (en) * | 2005-03-28 | 2006-10-12 | Brother Ind Ltd | Tool replacement device, control method and program |
| KR100761204B1 (en) * | 2006-11-17 | 2007-09-21 | 두산인프라코어 주식회사 | Display device of a tool attributrs in a machine |
| KR101548749B1 (en) * | 2009-12-01 | 2015-08-31 | 두산인프라코어 주식회사 | Method for restricting a use adjacent pot about tool of automatic tool changer magazine |
| CN201900492U (en) * | 2010-12-13 | 2011-07-20 | 宁波海天精工机械有限公司 | Automatic tool changing system |
| KR20120083984A (en) * | 2011-01-19 | 2012-07-27 | 두산인프라코어 주식회사 | A big tool exchange method of auto tool exchange merchine megazine |
| JP2012200857A (en) * | 2011-03-28 | 2012-10-22 | Brother Industries Ltd | Machine tool and tool change method |
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- 2013-08-28 CN CN201310382837.2A patent/CN104070394B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4107589A (en) * | 1976-07-28 | 1978-08-15 | Toyoda-Koki Kabushiki-Kaisha | Automatic tool change apparatus |
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| Publication number | Publication date |
|---|---|
| JP6322896B2 (en) | 2018-05-16 |
| JP2014193494A (en) | 2014-10-09 |
| CN104070394A (en) | 2014-10-01 |
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