CN201505754U - Multi-main shaft numerically controlled machining center - Google Patents

Multi-main shaft numerically controlled machining center Download PDF

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Publication number
CN201505754U
CN201505754U CN200920187445XU CN200920187445U CN201505754U CN 201505754 U CN201505754 U CN 201505754U CN 200920187445X U CN200920187445X U CN 200920187445XU CN 200920187445 U CN200920187445 U CN 200920187445U CN 201505754 U CN201505754 U CN 201505754U
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CN
China
Prior art keywords
main shaft
axis drive
crossbeam
machining center
numerical control
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Expired - Lifetime
Application number
CN200920187445XU
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Chinese (zh)
Inventor
罗群
罗亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ANHUI TONGXING TECHNOLOGY DEVELOPMENT Co Ltd
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ANHUI TONGXING TECHNOLOGY DEVELOPMENT Co Ltd
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Priority to CN200920187445XU priority Critical patent/CN201505754U/en
Application granted granted Critical
Publication of CN201505754U publication Critical patent/CN201505754U/en
Anticipated expiration legal-status Critical
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Abstract

The utility model belongs to the technical field of machining machine tools, in particular to a multi-main shaft numerically controlled machining center. The numerically controlled machining center comprises a control cabinet and an engraving and milling machine, wherein the control cabinet is electrically connected with the engraving and milling machine through a control system arranged in the control cabinet; the engraving and milling machine comprises a machine tool framework and a machining mechanism arranged thereon, wherein the machine tool framework comprises a tool body and a gantry erected thereon, and the gantry comprises a cross beam transversely placed on the tool body and upright posts arranged on two sides of the tool body, and the cross beam is fixedly arranged above the upright posts; the machining mechanism comprises a driving device and a main shaft device for engraving and milling, wherein the driving device comprises an X-axis driving device, a Y-axis driving device and a Z-axis driving device; and at least two main shaft devices are arranged on the gantry. The utility model can process different surfaces of a workpiece or different areas of the same surface of the workpiece simultaneously, the machining mode is diversified and flexible, thereby quickening the machining speed, and better meeting the production requirements.

Description

Many main shafts numerical control machining center
Technical field
The utility model belongs to the machining tool technical field, is specifically related to a kind of many main shafts numerical control machining center.
Background technology
Numerical control machining center has special advantages aspect the processing engraving, therefore it has obtained to use widely, but present numerical control machining center only is provided with single main shaft device, and cooked mode is single and working (machining) efficiency is lower, is difficult to adapt to the requirement of enterprise's large-scale production.
The utility model content
The purpose of this utility model provides a kind of many main shafts numerical control machining center, and it has a plurality of main shaft devices, and cooked mode is comparatively flexible and production efficiency is high, can better meet production requirement.
For achieving the above object, the utility model has adopted following technical scheme: a kind of many main shafts numerical control machining center, comprise that switch board and carving mill machine, described switch board mills dynamo-electric the connection by the control system that is arranged on wherein with carving, described carving mills machine and comprises machine framework and the organisation of working that is arranged on the machine framework, machine framework comprises a body and the gantry that is erected on the body, described gantry comprises horizontal crossbeam above the bed body and is arranged on a column of body both sides, crossbeam is installed in the top of column, described organisation of working comprises drive unit and is used for carving the main shaft device that mills, described drive unit comprises the X-axis drive unit, Y-axis drive unit and Z axial brake device, described main shaft device is arranged on gantry, it is characterized in that: described main shaft device is set to two at least.
As shown from the above technical solution, main shaft device in the utility model is set to two at least, owing to have a plurality of independently main shaft devices, therefore the utility model can be processed simultaneously to the different surfaces of workpiece or to the zones of different on the same surface of workpiece, cooked mode is more and comparatively flexible, accelerate process velocity greatly, can satisfy production requirement better.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of the utility model control system;
Fig. 3 is the gantry in the utility model and the structural representation of main shaft device;
Fig. 4 is the left view of Fig. 3;
Fig. 5 is the structural representation of main shaft device;
Fig. 6 is the left view of Fig. 5.
The specific embodiment
Shown in Fig. 1~6, a kind of many main shafts numerical control machining center, comprise that switch board 10 and carving mill machine, described switch board 10 mills dynamo-electric the connection by the control system that is arranged on wherein with carving, described carving mills machine and comprises machine framework 20 and the organisation of working that is arranged on the machine framework 20, machine framework 20 comprises a body 21 and the gantry 22 that is erected on the body 21, described gantry 22 comprises horizontal crossbeam 221 above bed body 21 and the column 222 that is arranged on a body 21 both sides, crossbeam 221 is installed in the top of column 222, described organisation of working comprises drive unit and is used for carving the main shaft device that mills, described drive unit comprises the X-axis drive unit, Y-axis drive unit and Z axial brake device, described main shaft device is arranged on gantry 22, and described main shaft device is set to two at least.
During work, X-axis drive unit drive shaft device moves along the width of bed body 21, the length direction that the Y-axis drive unit drives gantry 22 edge bed bodies 21 moves, driving main shaft device simultaneously moves along the length direction of bed body 21, described Z axial brake device then drives main shaft device along moving perpendicular to the direction of bed body machined surface 211, thereby makes main shaft device to finish processing to machined surface 211 each point according to design idea.
As preferred version of the present utility model, as shown in Figure 2, the control system in the described switch board 10 comprises restructural main controller FPGA11 and interface board 12, and described restructural main controller FPGA11 is split type the connection with interface board 12.
Further, described control system also comprises calculates coprocessor DSP13, and described calculating coprocessor DSP13 is electrically connected with restructural main controller FPGA11.
FPGA (Field Programmable Gate Array) is a field programmable gate array, is scale programmable logic device; The FPGA reconfigurability is meant in a system, its hardware module or/and software module all can reconfigure or reset system architecture and algorithm according to data flow that changes or control stream.The most outstanding advantage of reconfigurable system is exactly to change the architecture of self according to different application demands, so that be complementary with concrete application demand.
The physics of FPGA Reconfigurable Control system constitutes as shown in Figure 2: at first, the main control part of control system adopts the fpga chip technology, host CPU is by being embedded in the mode of FPGA inside, make the structure of restructural main controller FPGA inside under the enough prerequisite of gate resource, can arbitrarily adjust, therefore its flexibility is stronger, we can realize changing master cpu and logical constitution by the change to the FPGA internal logic, even can make up diverse new control system structure, to realize responding market fast to control system restructural performance, the demand that resource distribution etc. change; Secondly, this control system adopts interface board and the split type syndeton of master control borad, reserves abundant general purpose I/O resource simultaneously, can realize only by changing the new demand that interface board just can satisfy the user; Moreover, because the interface board signal frequency is low, circuit is simple, therefore change plate organize with short production cycle, the reliability height.
If the reconstruct target of control system is comparatively simple, do not need high-intensity calculating, then only rely on the computing capability of host CPU itself or just can realize the reconstruct purpose at FPGA interior customization hardware algorithm device; When if the calculation task of control system reconstruct target is comparatively complicated, calculate coprocessor DSP and just can bring into play its superpower computing capability, assist host CPU to finish a large amount of accurate complicated calculation tasks, the good man-machine interaction function that can also keep host CPU simultaneously, make system humanized, and easy operating.
Shown in Fig. 3~6, described X-axis drive unit comprises X-axis drive motors 30, X-axis drive motors 30 is arranged on the described crossbeam 221, and described X-axis drive motors 30 drives main shaft device by reducing gear and pinion and rack and moves along the direction that gantry crossbeam 221 limits;
Described Y-axis drive unit comprises Y-axis drive motors 40, and Y-axis drive motors 40 is arranged on the described column 222, and described Y-axis drive motors 40 drives gantry 22 by reducing gear and pinion and rack and moves along the direction that bed body 21 limits;
Described Z axial brake device comprises Z axis drive motor 50, and Z axis drive motor 50 is arranged on the described crossbeam 221, and described Z axis drive motor 50 drives main shaft device along moving perpendicular to the direction of the machined surface on the bed body 21 211 by ball screw assembly.
Further, the top of described crossbeam 221 is provided with transverse slat 223, the plane at transverse slat 223 places is parallel with the machined surface 211 on being located at a body 21, the side that transverse slat 223 extends crossbeam 221 is provided with the riser 224 perpendicular to transverse slat 223, described X-axis drive motors 30 is installed on the transverse slat 223, and Z axis drive motor 50 and main shaft device are arranged on the riser 224.
Described crossbeam 221 on the end face of transverse slat 223 and riser 224, be provided with guide rail, the bearing of trend of guide rail is parallel with the bearing of trend of crossbeam 221, is provided with on described transverse slat 223 and the riser 224 with guide rail to constitute the slide block be slidingly matched.When then the direction that limits along gantry crossbeam 221 by pinion and rack drive main shaft device when X-axis drive motors 30 is moved, transverse slat 223 and riser 224 slide along the guide rail on the crossbeam 221 by slide block, frictional resistance is little during slip, the motion light and flexible, it is little to wear and tear, can keep precision for a long time, whole motion process is comparatively smooth-going and be easy to control, helps realizing accurate location.
Equally, described bed body 21 is provided with guide rail with the end face that column 222 reclines mutually, and the bearing of trend of guide rail is parallel with the length direction of bed body 21, and described column 222 is provided with guide rail and constitutes the slide block that is slidingly matched.
As preferred version of the present utility model, described Z axis drive motor 50 is installed in the top of riser 224, the plate face that riser 224 deviates from crossbeam 221 is provided with leading screw, the bearing of trend of leading screw is perpendicular to the machined surface on the bed body 21 211, Z axis drive motor 50 links to each other with leading screw by shaft coupling, the both sides of leading screw are provided with the guide rail parallel with leading screw, described leading screw is provided with feed screw nut, be installed with lifter plate 225 on the feed screw nut, described lifter plate 225 is provided with described guide rail and constitutes the slide block that is slidingly matched, and lifter plate 225 is provided with main shaft device.
Z axis drive motor 50 operation is rotated during work, drives leading screw simultaneously and rotates, and feed screw nut drives lifter plate 225 and moves up and down along leading screw, has realized moving up and down of main shaft device.Described ball screw assembly, friction loss is little, transmission efficiency and transmission accuracy height, and manufacturing process is simple, and ride comfort is good during operation, is easy to control, thereby makes processing effect good.
Further, as Fig. 5, shown in 6, described Z axis drive motor 50 is set to one, described main shaft device is set to three of parallel arrangement, main shaft device comprises spindle motor 60 and main shaft cylinder 70, main shaft cylinder 70 is fixedly installed on the lifter plate 225, spindle motor 60 is slidingly matched by mounting bracket 61 and lifter plate 225 formations, main shaft cylinder 70 is connected with source of the gas by air inlet pipe, the piston rod 71 and the spindle motor 60 of described main shaft cylinder 70 are fixed together, the piston rod of main shaft cylinder 70 drives spindle motor 60 and moves up and down along the direction perpendicular to the machined surface on the bed body 21 211, and the downside of described spindle motor 60 is provided with the carving milling head.
Described main shaft device can be set to a plurality of of parallel arrangement, such as three, four even more a plurality of, owing to be provided with a plurality of separate main shaft devices, can realize that therefore the multiple spot of machined surface 211 processes simultaneously, also promptly realizes multistation processing; Because each main shaft device can clamp different cutters, therefore can also realize the purpose of multiple operation processing simultaneously, cooked mode is flexible, thereby has significantly reduced difficulty of processing, has improved process velocity, also can be multi-shaft interlocked, and the production efficiency height.
When under the effect of piston rod 71 at air pressure of main shaft cylinder 70 during operation downwards, because piston rod 71 is fixed together with spindle motor 60, so piston rod 71 promotes spindle motors 60 and moves to working face 211, to realize the purpose of processing; When upwards moving under the effect of piston rod 71 at air pressure, piston rod 71 promotes spindle motor 60 simultaneously and moves to the direction away from working face 211, to realize the purpose of withdrawing.This shows that a plurality of main shafts in the utility model reach the tool changing purpose by the cylinder transmission, realize the purpose of multiple operation processing.
Further again, shown in Fig. 5,6, also be provided with dust suction cylinder 80 on the described lifter plate 225, the downside of dust suction cylinder 80 is provided with dust shield 81, dust shield 81 be located at the main shaft device machining area around, the upside of described dust shield 81 is connected with dust suction pipeline 82.
During work, dust suction cylinder 80 promotes dust shields 81 downwards and since dust shield 81 be located at the main shaft device machining area around, siphon away from dust suction pipeline 82 thereby carving can be milled the chip that gets off, be convenient to clear up machining area, and help the cleaner production environment.

Claims (10)

1. main shaft numerical control machining center more than a kind, comprise that switch board (10) and carving mill machine, described switch board (10) mills dynamo-electric the connection by the control system that is arranged on wherein with carving, described carving mills machine and comprises machine framework (20) and be arranged on organisation of working on the machine framework (20), machine framework (20) comprises a body (21) and is erected at gantry (22) on the body (21), described gantry (22) comprise horizontal in bed body (21) top crossbeam (221) and be arranged on the column (222) of a body (21) both sides, crossbeam (221) is installed in the top of column (222), described organisation of working comprises drive unit and is used for carving the main shaft device that mills, described drive unit comprises the X-axis drive unit, Y-axis drive unit and Z axial brake device, described main shaft device is arranged on gantry (22), it is characterized in that: described main shaft device is set to two at least.
2. many main shafts numerical control machining center according to claim 1, it is characterized in that: the control system in the described switch board (10) comprises restructural main controller FPGA (11) and interface board (12), and described restructural main controller FPGA (11) is split type the connection with interface board (12).
3. many main shafts numerical control machining center according to claim 1, it is characterized in that: described X-axis drive unit comprises X-axis drive motors (30), X-axis drive motors (30) is arranged on the described crossbeam (221), and described X-axis drive motors (30) drives the direction motion that main shaft device limits along gantry crossbeam (221) by pinion and rack;
Described Y-axis drive unit comprises Y-axis drive motors (40), and Y-axis drive motors (40) is arranged on the described column (222), and described Y-axis drive motors (40) drives the direction motion that gantry (22) limits along bed body (21) by pinion and rack;
Described Z axial brake device comprises Z axis drive motor (50), Z axis drive motor (50) is arranged on the described crossbeam (221), and described Z axis drive motor (50) drives main shaft device along the direction motion perpendicular to the machined surface (211) on the bed body (21) by ball screw assembly.
4. many main shafts numerical control machining center according to claim 2 is characterized in that: described control system also comprises calculates coprocessor DSP (13), and described calculating coprocessor DSP (13) is electrically connected with restructural main controller FPGA (11).
5. many main shafts numerical control machining center according to claim 3, it is characterized in that: the top of described crossbeam (221) is provided with transverse slat (223), the plane at transverse slat (223) place is parallel with the machined surface (211) on being located at a body (21), the side that transverse slat (223) extends crossbeam (221) is provided with the riser (224) perpendicular to transverse slat (223), described X-axis drive motors (30) is installed on the transverse slat (223), and Z axis drive motor (50) and main shaft device are arranged on the riser (224).
6. many main shafts numerical control machining center according to claim 3, it is characterized in that: described bed body (21) is provided with guide rail with the end face that column (222) reclines mutually, the bearing of trend of guide rail is parallel with the length direction of bed body (21), and described column (222) is provided with guide rail and constitutes the slide block that is slidingly matched.
7. many main shafts numerical control machining center according to claim 5, it is characterized in that: described crossbeam (221) on the end face of transverse slat (223) and riser (224), be provided with guide rail, the bearing of trend of guide rail is parallel with the bearing of trend of crossbeam (221), is provided with on described transverse slat (223) and the riser (224) with guide rail to constitute the slide block that is slidingly matched.
8. many main shafts numerical control machining center according to claim 5, it is characterized in that: described Z axis drive motor (50) is installed in the top of riser (224), the plate face that riser (224) deviates from crossbeam (221) is provided with leading screw, the bearing of trend of leading screw is perpendicular to the machined surface (211) on the bed body (21), Z axis drive motor (50) links to each other with leading screw by shaft coupling, the both sides of leading screw are provided with the guide rail parallel with leading screw, described leading screw is provided with feed screw nut, be installed with lifter plate (225) on the feed screw nut, described lifter plate (225) is provided with described guide rail and constitutes the slide block that is slidingly matched, and lifter plate (225) is provided with main shaft device.
9. many main shafts numerical control machining center according to claim 8, it is characterized in that: described Z axis drive motor (50) is set to one, described main shaft device is set to three of parallel arrangement, main shaft device comprises spindle motor (60) and main shaft cylinder (70), main shaft cylinder (70) is fixedly installed on the lifter plate (225), spindle motor (60) is slidingly matched with lifter plate (225) formation, main shaft cylinder (70) is connected with source of the gas by air inlet pipe, the piston rod of described main shaft cylinder (70) and spindle motor (60) are fixed together, the piston rod of main shaft cylinder (70) drives spindle motor (60) and moves up and down along the direction perpendicular to the machined surface (211) on the bed body (21), and the downside of described spindle motor (60) is provided with the carving milling head.
10. according to Claim 8 or 9 described many main shafts numerical control machining centers, it is characterized in that: also be provided with dust suction cylinder (80) on the described lifter plate (225), the downside of dust suction cylinder (80) is provided with dust shield (81), dust shield (81) be located at the main shaft device machining area around, the upside of described dust shield (81) is connected with dust suction pipeline (82).
CN200920187445XU 2009-09-09 2009-09-09 Multi-main shaft numerically controlled machining center Expired - Lifetime CN201505754U (en)

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Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102248206A (en) * 2011-06-14 2011-11-23 山东大学 Horizontal milling machine with ultrahigh processing speed
CN102274999A (en) * 2011-07-12 2011-12-14 杭州宏邦压滤机制造有限公司 Multi-mill head planomiller
CN101653842B (en) * 2009-09-09 2012-05-23 安徽同兴科技发展有限责任公司 Multi-mainshaft numerical-control processing center
CN102814537A (en) * 2012-09-05 2012-12-12 十一冶建设集团有限责任公司安装工程分公司 Horizontal large milling machine for machining aluminum bus
CN102873537A (en) * 2011-07-11 2013-01-16 李敬宇 Numerical control milling and drilling device for roof of train
CN103252525A (en) * 2013-03-28 2013-08-21 东莞市宏瑞机械制造有限公司 Workpiece surface processing method and multi-shaft milling planer
CN103537739A (en) * 2013-09-24 2014-01-29 芜湖金三氏数控科技有限公司 Numerically-controlled machine for gap milling of crossbeam of fork frame of forklift and operating method thereof
CN104985242A (en) * 2015-07-21 2015-10-21 武汉武船重型装备工程有限责任公司 Device and method for machining waterstop structure of arc-shaped door of ship lift and waterstop structure
CN105538028A (en) * 2015-12-25 2016-05-04 广东先达数控机械有限公司 Automatic dust collection device for working table of numerically-controlled cutting machining center
CN105773734A (en) * 2016-02-15 2016-07-20 广东先达数控机械有限公司 Novel numerical control cutting machine
CN106216732A (en) * 2016-07-31 2016-12-14 王兆民 A kind of aluminium alloy building-material factory Special-purpose puncher
CN106393309A (en) * 2016-09-07 2017-02-15 哈尔滨理工大学 Removing device for wood dust of wood carving process
CN108382108A (en) * 2018-04-08 2018-08-10 梁亚 A kind of four process vertical numerical control carving machines
CN108672778A (en) * 2018-05-23 2018-10-19 夏文斌 A kind of the cutting and milling machine structure and its control method of the automatic processing device of wire stripping blade
CN111015252A (en) * 2019-12-30 2020-04-17 武汉理工大学 Main shaft sliding table of movable beam type gantry numerical control engraving and milling machine

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101653842B (en) * 2009-09-09 2012-05-23 安徽同兴科技发展有限责任公司 Multi-mainshaft numerical-control processing center
CN102248206A (en) * 2011-06-14 2011-11-23 山东大学 Horizontal milling machine with ultrahigh processing speed
CN105538043A (en) * 2011-07-11 2016-05-04 安徽省威远精密工业科技有限公司 Numerical control drilling and milling device for train roofs
CN105538043B (en) * 2011-07-11 2017-07-11 安徽省威远精密工业科技有限公司 Roof of train numerical control drilling-milling processing unit (plant)
CN102873537A (en) * 2011-07-11 2013-01-16 李敬宇 Numerical control milling and drilling device for roof of train
CN102873537B (en) * 2011-07-11 2016-05-11 安徽省威远精密工业科技有限公司 Train roof numerical control drilling-milling processing unit (plant)
CN105598747A (en) * 2011-07-11 2016-05-25 安徽省威远精密工业科技有限公司 Train roof numerical control drilling and milling device
CN102274999A (en) * 2011-07-12 2011-12-14 杭州宏邦压滤机制造有限公司 Multi-mill head planomiller
CN102814537A (en) * 2012-09-05 2012-12-12 十一冶建设集团有限责任公司安装工程分公司 Horizontal large milling machine for machining aluminum bus
CN103252525A (en) * 2013-03-28 2013-08-21 东莞市宏瑞机械制造有限公司 Workpiece surface processing method and multi-shaft milling planer
CN103537739B (en) * 2013-09-24 2016-08-31 芜湖金三氏数控科技有限公司 A kind of utilize Digit Control Machine Tool that forklift fork arm carrier entablature is carried out the method for operating of milling breach
CN103537739A (en) * 2013-09-24 2014-01-29 芜湖金三氏数控科技有限公司 Numerically-controlled machine for gap milling of crossbeam of fork frame of forklift and operating method thereof
CN104985242B (en) * 2015-07-21 2017-06-20 武汉武船重型装备工程有限责任公司 The water sealing structure processing unit (plant) of arc-shaped door, method and water sealing structure in ship lift
CN104985242A (en) * 2015-07-21 2015-10-21 武汉武船重型装备工程有限责任公司 Device and method for machining waterstop structure of arc-shaped door of ship lift and waterstop structure
CN105538028A (en) * 2015-12-25 2016-05-04 广东先达数控机械有限公司 Automatic dust collection device for working table of numerically-controlled cutting machining center
CN105773734A (en) * 2016-02-15 2016-07-20 广东先达数控机械有限公司 Novel numerical control cutting machine
CN106216732A (en) * 2016-07-31 2016-12-14 王兆民 A kind of aluminium alloy building-material factory Special-purpose puncher
CN106393309A (en) * 2016-09-07 2017-02-15 哈尔滨理工大学 Removing device for wood dust of wood carving process
CN108382108A (en) * 2018-04-08 2018-08-10 梁亚 A kind of four process vertical numerical control carving machines
CN108672778A (en) * 2018-05-23 2018-10-19 夏文斌 A kind of the cutting and milling machine structure and its control method of the automatic processing device of wire stripping blade
CN108672778B (en) * 2018-05-23 2020-07-14 台州孚亚电机有限公司 Cutting and milling mechanism of automatic machining equipment for wire stripping blades and control method of cutting and milling mechanism
CN111015252A (en) * 2019-12-30 2020-04-17 武汉理工大学 Main shaft sliding table of movable beam type gantry numerical control engraving and milling machine

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Granted publication date: 20100616

Effective date of abandoning: 20090909