CN101797699A - Automatic swap method of machine tool - Google Patents
Automatic swap method of machine tool Download PDFInfo
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- CN101797699A CN101797699A CN 201010107747 CN201010107747A CN101797699A CN 101797699 A CN101797699 A CN 101797699A CN 201010107747 CN201010107747 CN 201010107747 CN 201010107747 A CN201010107747 A CN 201010107747A CN 101797699 A CN101797699 A CN 101797699A
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Abstract
The invention relates to an automatic swap method of a machine tool, an oscillating axle motor and a main axle motor are integrated in a main axle head, each main axle head is driven by a rotation axle motor in a ram of the machine tool to realize rotary motion, a swap method is integrated in an automatic swap function module and is characterized in that: the function is realized by the automatic swap module through the cooperation of a PLC program module, a system parameter module, a NC program module and a hardware circuit module; when the method is implemented, the PLC program module is integrated in a numerical control machine tool PLC program of the rotation axle and an oscillating axle main axle head of user equipment, relevant parameter is set according to the system parameter module, automatic swap can be executed after the NC program module is introduced into a numerical control system and is simply configured. The accuracy control and optimized configuration are applied to a finishing machine tool facing airplane automatic assembly, the equipment use ratio is promoted to the maximum extend, and meanwhile, machine tool precision automatic operation is ensured.
Description
Technical field
The present invention relates to mechanical production devices and use the Computerized Numerical Control technology field, be specifically related to be used for the automatic swap method of Siemens 840D system lathe.
Background technology
For satisfying modern mould, aircraft structure High-speed machining needs, general lathe or machining center all are furnished with high-speed electric main shaft.Because in Mould Machining, five millings only account for 3% ~ 5%, and the utilization rate of high-speed main spindle also has only about 5%, so five-axle linkage planer-type, console mode boring and milling machine/machining center must dispose and change a technological facilities, could improve utilization rate.
And the method for automatically exchanging of the novel main tapping of corresponding this kind relates to the common cooperation of corresponding digital control system PLC, NC program, systematic parameter, and not only complicated loaded down with trivial details, the design cycle is long, and deals with improperly and can cause main tapping to damage.
Summary of the invention
The automatic swap method that the purpose of this invention is to provide a kind of lathe provides a kind of reliably from moving greatest service energy module to the Siemens 840D system Digit Control Machine Tool of being furnished with rotating shaft, swinging axle main tapping, can succinctly realize the automatic exchange of main tapping easily.
A kind of automatic swap method of lathe, swinging axle motor and spindle motor are integrated in main tapping inside, drive rotatablely moving of each main tapping of realization by the shaft rotating motor in the machine ram, every kind of shared spindle motor of main tapping and swinging axle motor power cable, it is characterized in that swap method is integrated in from moving in the energy module of greatest service, form by PLC program module, systematic parameter module, NC program module, hardware circuit module from moving head module, be integrated in the lathe moving head module certainly, comprise the steps:
1, disposes different systematic parameters to drive the different main head according to the systematic parameter module to rotating shaft;
2, realize that by the hardware circuit of PLC program and configuration two motor common power cables switch in the main tapping;
3, realize that by systematic parameter, PLC program, the cooperation of NC program the swinging axle of different main head and main shaft switch;
4, be the independent error compensation tables of swinging axle design of each main tapping;
5, condition monitoring, position judgment in the PLC program are set and guarantee to change that safe and reliable enabling or cut off drives and peripheral auxiliary equipment in the process.
The inventive method is on the Digit Control Machine Tool that possesses rotating shaft, swinging axle main tapping, be integrated in swinging axle motor and spindle motor operation in each main tapping by parameter, programme-control, drive each main tapping rotation by the shaft rotating motor that is installed in the ram, and the common power cable.This accurate control, optimization setting are applied in the finishing machine of the automatic assembling of aircraft, make utilization rate of equipment and installations must make the maximization lifting, guarantee the accurate automated job of lathe simultaneously.
Description of drawings
Accompanying drawing 2 is from moving a flow chart;
Accompanying drawing 3 spindle motors switch the hardware circuit schematic diagram;
The specific embodiment
The automatic swap method of a kind of Digit Control Machine Tool of the present invention is applied in the finishing machine of the automatic assembling of aircraft.Two kinds of main tappings of this lathe configuration, swap method is integrated in from moving in the energy module of greatest service, as shown in Figure 1, it is characterized in that module being made up of PLC program module, systematic parameter module, NC program module, hardware circuit module from moving the greatest service: the systematic parameter module is provided with the compensating parameter and the handoff parameter of each main tapping, fill in the compensation meter of swinging axle according to actual measured results, be provided with respectively according to the different main head and use when rotating shaft and swinging axle parameter are switched for parameter.
The NC program module comprises changes a main program, also chieftain's program and grappling fixture subprogram, is started by the M code by the user and changes a main program, calls also chieftain's program and grappling fixture subprogram and finishes from moving head by the corresponding construction parts that connect by changing a main program.
The PLC program module is by condition monitoring functional block, axle ena-bung function piece, loose chuck functional block, form jointly with NC program communication function piece, a storehouse holding function piece, pine folder cutter functional block, position judgment functional block.
Be integrated in and realize in the lathe comprising the steps: from moving head moving head module certainly
1, disposes different systematic parameters to drive the different main head according to the systematic parameter module to rotating shaft;
2, realize that by the hardware circuit of PLC program and configuration the common power cable switches;
3, realize that by systematic parameter, PLC program, the cooperation of NC program the swinging axle of different main head and main shaft switch;
4, be the independent error compensation tables of swinging axle design of each main tapping;
5, change and safe and reliablely in the process enable or cut off to drive and peripheral auxiliary equipment.
Changing a number can expand as required, every kind of main tapping all is integrated in main tapping inside to swinging axle motor and spindle motor, spindle motor uses different power models to drive, the swinging axle motor uses same power model to drive, every kind of shared spindle motor of main tapping and swinging axle motor power cable; Main tapping is realized rotatablely moving by the shaft rotating motor in the machine ram.
Electric in the spindle motor hardware circuit module indication lathe operation is set, realizes a storehouse action, change the head action and power cable switches.Spindle motor switches hardware circuit as shown in Figure 3, specifically implements as described below:
Hardware circuit is made up of the power module that links to each other with control module, a plurality of main shaft module, swinging axle module, rotating shaft module.Control module is communicated with PLC and NC program, and the I/O module controls relay K A1, the KA2 that pass through PLC are communicated with contactor coil KM1, KM2, swinging axle motor, rotating shaft module that the swinging axle module connects in the main tapping are communicated with the shaft rotating motor in the machine ram, and each main shaft module is by contactor coil KM1, KM2 are communicated with the interior spindle motor of main tapping separately.
After grappling fixture subprogram in the NC program module is carried out the grappling fixture action, PLC pine chuck functional module is carried out relevant action, after finishing, the PLC program module according to grab and No.1ly make corresponding relays KA1 or KA2 adhesive, contactor coil KM1 or KM2 adhesive that relay K A1 or KA2 adhesive connect circuit by PLC I/O module shown in Figure 3.The hardware of so just having finished the spindle motor power cable switches.
Condition monitoring functional block in the PLC program module is monitored the main tapping state in real time, and sends prompting and warning message on man-machine interface; Need according to actual conditions input mapping address, its program format is as follows:
FB XXX
Act :=monitoring enables
ClWHead :=the tight signal of head-clamp arranged
ClWoHead :=clamping signal without a head
UcHead a :=pine signal
TimeOut :=timeout signal
HeadCn :=head is at the ram signal
Head1 :=1 at the ram signal
HeadMg1 :=1 at a storehouse signal
Head2 :=2 at the ram signal
HeadMg2 :=2 at a storehouse signal
HMOut: signal is stretched out in=a storehouse
HMIn a :=storehouse withdrawal signal
HMOpen a :=storehouse opening signal
HMClose a :=storehouse shutdown signal
ClWTool :=there is cutter to clamp signal
ClWoTool :=no cutter clamps signal
UcTool :=loose cutter signal
SpStart1 :=main shaft 1 starts
SpStart2 :=main shaft 2 starts
UcHeadV :=pine head output
ClHeadV :=chuck output
ClToolV :=folder cutter output
UcToolV :=loose cutter output
HMOut V: output is stretched out in=a storehouse
HMInV a :=storehouse withdrawal output
HMOpenV: output is opened in=a storehouse
HMCloseV: output is closed in=a storehouse
Alarm1 :=report to the police
Alarm2 :=report to the police
Alarm3 :=report to the police
Alarm4 :=report to the police
Alarm5 :=report to the police
Alarm6 :=report to the police
Switching shaft enabled when axle ena-bung function piece was responsible for changing; Its program format is as follows:
FC XXX
Act :=axle enables
Axis_No :=axle number
The limit_sw_enable:=limit switch enables
Limit_sw_plus :=just spacing
Limit_sw_minus :=negative spacing
Ref_sw :=reference point
Feed_start :=feeding enables
The measurement mouth that pos_meas_select:=comes into force
Enable_A :=enable condition 1
Enable_B :=enable condition 2
Enable_T :=enable condition 3
Enable_att :=enable conditional number
Enable_Park :=cut off axle to enable
Time 1 :=timer 1
Time 2 :=timer 2
TimeV1: 1 time of=timer
TimeV2: 2 times of=timer
Action execution of pine folder and hardware circuit that pine chuck functional block is responsible for head switch;
FC XXX
Req :=functional block request
SwAxNo1 :=swinging axle number 1
Sp1 :=main shaft number 1
SwAxPark1 :=swinging axle is disconnected to enable 1
SpPark1 :=main shaft is disconnected to enable 1
SpStart1 :=main shaft starts 1
SwAxNo1 :=swinging axle numbers 2
Sp1 :=main shaft numbers 2
SwAxPark1 :=swinging axle is disconnected to enable 2
SpPark1 :=main shaft is disconnected to enable 2
SpStart1 :=main shaft starts 2
Time 1 :=timer 1
Time 2 :=timer 2
TimeV1: 1 time of=timer
TimeV2: 2 times of=timer
UcHeadM1 a :=pine M code
ClHeadM1 :=chuck M code
Be directly passed to the NC program with NC program communication function piece signal condition when changing by the system communication interface;
A Ku Kaimen action such as close the door when storehouse holding function piece is responsible for changing;
A pine folder cutter action of main shaft when pine folder cutter functional block is responsible for changing;
The position judgment functional block reads each coordinate positions of lathe by system functional block, and arrives when judging whether to change and change a point coordinates.
When automatic swap method of the present invention is given the configuration of user's lathe, only need the PLC program module is integrated in the PLC program of number of users controlled machine, according to the systematic parameter module relevant parameter is set, the NC program module is imported into digital control system and simply be provided with and to carry out from moving head.Illustrate from the implementation process of moving head according to Fig. 2 below:
1. according to the systematic parameter module corresponding handoff parameter and compensating parameter are set, in changing a program, are provided with and change a point, home, rotating shaft and swinging axle zero offset value.Realize changing the head request among Fig. 2 by the M code, call a corresponding NC main program that changes in the NC program module;
2. change a NC program by judging with the communication of PLC program module whether change top part satisfies,, send warning message and end from moving head if do not satisfy.Judge following condition:
Whether a. current use main tapping is same main tapping with the main tapping that will exchange;
Whether b. current in the ram have main tapping using;
C. in the storehouse whether the main tapping that will exchange is arranged;
D. whether the position of the main tapping of corresponding current use is idle in the storehouse;
E., whether cutter is arranged in the main shaft.
3. realize a storehouse action to prepare to change head by the PLC program module, NC changes and judges the action arriving signal in the main program;
4. if a storehouse action is finished, change also chieftain's program of a routine call in the NC program module accordingly, also chieftain's program at first makes machine tool motion to home;
5. cut off main shaft by PLC axle enable module and enable, excuse storehouse inner main axis head-clamp tightly needs main axle cutter pine folder to participate in control;
6. also chieftain's program makes machine tool motion arrive an also point, and utilizes Siemens standard feature piece FB2 to read the lathe coordinate position in PLC position judgment functional module, and judges according to the franchise of input whether machine tool motion arrives also head point position.Franchise can be set by the user as required.
7., cut off swinging axle by PLC axle enable module and enable if the position arrives;
8.NC program module notice PLC pine chuck functional module is carried out the action of pine head, and judges a pine arriving signal;
9. arrive as the korean pine head and change a main program and continue to call the grappling fixture subprogram, the grappling fixture subprogram makes machine tool motion to home;
10. owing to utilize same motor-driven main tapping rotation,, return zero again so before grasping new head, rotating shaft needs handoff parameter;
11. the grappling fixture subprogram makes machine tool motion to grappling fixture point position, and utilizes Siemens standard feature piece FB2 to read the lathe coordinate position in PLC position judgment functional module, and judges according to the franchise of input whether grappling fixture point position arrives.Franchise can be set by the user as required;
12. grappling fixture subprogram notice PLC pine chuck functional module is carried out the grappling fixture action, and judges the grappling fixture arriving signal;
13. if grappling fixture is finished, the grappling fixture subprogram makes lathe move to home once more;
14. utilize PLC pine chuck functional module to switch the main shaft hardware circuit behind the grappling fixture, and utilize PLC axle enable module and cooperating of NC program to finish the coupling of parameter and offset data;
15. enable the swinging axle and the main shaft of main tapping by the axle enable module of PLC;
16. main tapping swinging axle and main shaft return zero again;
17. realize a storehouse action by PLC storehouse holding function module, and judge the action arriving signal;
18., change head and finish if a storehouse action is finished.
Spindle motor switches hardware circuit as shown in Figure 3, the X600 interface of PCU50.3 is connected with the X101 interface of control module, realize the communication of HMI and control module, the IMI151 interface of PLC input/output module is connected with the X102 interface of control module, realizes the output control of PLC program in the control module.After grappling fixture subprogram in the NC program module is carried out the grappling fixture action, PLC monitoring function module is carried out relevant action, after finishing, the PLC program module according to grab and No.1ly make corresponding relays KA1 or KA2 adhesive, contactor coil KM1 or KM2 adhesive that relay K A1 or KA2 adhesive connect circuit by PLC I/O module shown in Figure 3.The hardware of so just having finished the spindle motor power cable switches.
Claims (5)
1. the automatic swap method of a lathe, swinging axle motor and spindle motor are integrated in main tapping inside, drive rotatablely moving of each main tapping of realization by the shaft rotating motor in the machine ram, every kind of shared spindle motor of main tapping and swinging axle motor power cable, it is characterized in that being integrated in the lathe, move head module certainly by PLC program module, systematic parameter module, NC program module, the hardware circuit module realization function of cooperating jointly moving head module certainly; Be integrated in step in the lathe moving head module certainly:
(1), disposes different systematic parameters to drive the different main head according to the systematic parameter module to rotating shaft;
(2), the PLC program module is integrated in user's the PLC program, and with the hardware circuit of configuration realize that jointly the common power cable switches;
(3), the NC program module imported into digital control system and simply be provided with, realize that by systematic parameter, PLC program, the cooperation of NC program the swinging axle of different main head and main shaft switch;
(4), be the independent error compensation tables of swinging axle design of each main tapping;
(5), condition monitoring, position judgment in the PLC program are set and guarantee to change that safe and reliable enabling or cut off drives and peripheral auxiliary equipment in the process.
2. the automatic swap method of lathe according to claim 1 is characterized in that being provided with according to the systematic parameter module compensating parameter and the handoff parameter of each main tapping, fills in the compensation meter of swinging axle according to actual measured results; Use when rotating shaft and swinging axle parameter being set respectively switching for parameter according to the different main head.
3. the automatic swap method of lathe according to claim 1 is characterized in that comprising in the NC program module and changes a main program and go back chieftain's program and grappling fixture subprogram; Start by the M code by the user and to change a main program, call also chieftain's program and grappling fixture subprogram and finish from moving head by the corresponding construction parts that connect by changing a main program.
4. the automatic swap method of lathe according to claim 1 is characterized in that the PLC program module is by condition monitoring functional block, axle ena-bung function piece, loose chuck functional block, form jointly with NC program communication function piece, a storehouse holding function piece, pine folder cutter functional block, position judgment functional block; The condition monitoring functional block is monitored the main tapping state in real time, and sends prompting and warning message on man-machine interface.
5. the automatic swap method of lathe according to claim 1, it is characterized in that comprising in the hardware circuit module main shaft module, swinging axle module, rotating shaft module and the power module and the control module of each main tapping, control module is communicated with PLC and NC program, and is communicated with contactor coil KM1, KM2 by I/O module controls relay K A1, the KA2 of PLC; Swinging axle motor, rotating shaft module that connection swinging axle module connects in the main tapping are communicated with the shaft rotating motor in the machine ram, and each main shaft module is by contactor coil K switch M1, KM2 are communicated with the interior spindle motor of main tapping separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010107747 CN101797699A (en) | 2010-02-10 | 2010-02-10 | Automatic swap method of machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010107747 CN101797699A (en) | 2010-02-10 | 2010-02-10 | Automatic swap method of machine tool |
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| CN101797699A true CN101797699A (en) | 2010-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010107747 Pending CN101797699A (en) | 2010-02-10 | 2010-02-10 | Automatic swap method of machine tool |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885389A (en) * | 2012-12-20 | 2014-06-25 | 北汽福田汽车股份有限公司 | Numerical control process program processing method |
| CN115167280A (en) * | 2022-08-15 | 2022-10-11 | 新代科技(苏州)有限公司 | Coupling error protection and compensation method |
Citations (4)
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| US5097587A (en) * | 1989-09-04 | 1992-03-24 | Brother Kogyo Kabushiki Kaisha | Numerically controlled machine tool with automatic tool exchange device and indexing device |
| CN1546278A (en) * | 2003-12-11 | 2004-11-17 | 西安理工大学 | Three-axis double door frame double drive five linkage combination production center |
| CN201040344Y (en) * | 2007-06-01 | 2008-03-26 | 杭州友佳精密机械有限公司 | Cutter exchanging mechanism |
| CN201261124Y (en) * | 2008-08-15 | 2009-06-24 | 宁波海天精工机械有限公司 | Rotary type manual head support |
-
2010
- 2010-02-10 CN CN 201010107747 patent/CN101797699A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5097587A (en) * | 1989-09-04 | 1992-03-24 | Brother Kogyo Kabushiki Kaisha | Numerically controlled machine tool with automatic tool exchange device and indexing device |
| CN1546278A (en) * | 2003-12-11 | 2004-11-17 | 西安理工大学 | Three-axis double door frame double drive five linkage combination production center |
| CN201040344Y (en) * | 2007-06-01 | 2008-03-26 | 杭州友佳精密机械有限公司 | Cutter exchanging mechanism |
| CN201261124Y (en) * | 2008-08-15 | 2009-06-24 | 宁波海天精工机械有限公司 | Rotary type manual head support |
Non-Patent Citations (4)
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| 《制造技术与机床》 20061102 胡国清 实现SKODA镗床数控改造Z/W轴的切换功能 90-92 1-5 , 第11期 2 * |
| 《山西农业大学学报（自然科学版）》 20091130 王小娟等 基于PMAC的五轴数控铣床系统设计 513-516 1-5 第29卷, 第6期 2 * |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885389A (en) * | 2012-12-20 | 2014-06-25 | 北汽福田汽车股份有限公司 | Numerical control process program processing method |
| CN115167280A (en) * | 2022-08-15 | 2022-10-11 | 新代科技(苏州)有限公司 | Coupling error protection and compensation method |
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Open date: 20100811 |