CN108655794A - A kind of machining center and its working method with high-precision clamping device - Google Patents
A kind of machining center and its working method with high-precision clamping device Download PDFInfo
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- CN108655794A CN108655794A CN201810700673.6A CN201810700673A CN108655794A CN 108655794 A CN108655794 A CN 108655794A CN 201810700673 A CN201810700673 A CN 201810700673A CN 108655794 A CN108655794 A CN 108655794A
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- mandril
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- 238000000034 method Methods 0.000 title claims description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 claims description 24
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 230000017105 transposition Effects 0.000 description 60
- 238000005516 engineering process Methods 0.000 description 10
- 230000009471 action Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 5
- BVPWJMCABCPUQY-UHFFFAOYSA-N 4-amino-5-chloro-2-methoxy-N-[1-(phenylmethyl)-4-piperidinyl]benzamide Chemical compound COC1=CC(N)=C(Cl)C=C1C(=O)NC1CCN(CC=2C=CC=CC=2)CC1 BVPWJMCABCPUQY-UHFFFAOYSA-N 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 238000003801 milling Methods 0.000 description 4
- 238000003672 processing method Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 2
- 230000035800 maturation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000000262 chemical ionisation mass spectrometry Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
Classifications
-
- 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
- B23Q3/15773—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking the tool from a storage device and passing it on to other transfer devices, which insert it in a spindle
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
-
- 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
- B23Q3/15—Devices for holding work using magnetic or electric force acting directly on the work
- B23Q3/154—Stationary devices
- B23Q3/1543—Stationary devices using electromagnets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Jigs For Machine Tools (AREA)
- Machine Tool Units (AREA)
Abstract
A kind of machining center with high-precision clamping device, including pedestal, column, spindle box, main shaft, tool changing device, the clamping device of workbench and setting on the table, clamping device include positioning adjustment mechanism and clamp system；Positioning adjustment mechanism includes：A pair of of regulation plate, including the first regulation plate and the second regulation plate parallel and be oppositely arranged；Linkage, including the first rack and the second rack parallel and be oppositely arranged, and the driving gear that is arranged between the first rack and the second rack, driving gear are connected with linkage driving device, wherein the first rack is fixedly connected with the first regulation plate, and the second rack is fixedly connected with the second regulation plate；Clamp system includes a pair of of the hydraulic mandril device being oppositely arranged and a pair of of the sliding block being oppositely arranged, and hydraulic cylinder is fixedly mounted on sliding block, and sliding block is slidably connected with the guide rail on workbench.Ensure, by the adjusting of centerline of parts to be processed to absolute center line, to ensure positional precision.
Description
Technical field
The present invention relates to the technical field of machining center, more particularly in a kind of processing with high-precision clamping device
The heart.
Background technology
CNC milling machine is a kind of automatic processing device to grow up on the basis of general milling machine, the processing technology of the two
Essentially identical, structure is also somewhat like.CNC milling machine, which has, to be divided into without tool magazine and with tool magazine two major classes.The wherein numerical control with tool magazine
Milling machine is also known as machining center.
The development of science and technology and the rise of world's advanced manufacturing technology and constantly maturation, propose Computerized Numerical Control processing technology
Higher requirement；The application of the technologies such as superhigh-speed cutting, Ultra-precision Turning, to the digital control system of numerically-controlled machine tool, servo performance,
Main shaft drives, machine tool structure etc. propose higher performance indicator；The rapid development of FMS and the continuous maturation of CIMS, and will be right
The technologies such as reliability, communication function, artificial intelligence and the self adaptive control of numerically-controlled machine tool are put forward higher requirements.With microelectronics
It becomes better and approaching perfection day by day with the performance of the development of computer technology, digital control system, the application field of Numeric Control Technology is growing.
With the rapid development of social production and science and technology, engineering goods are increasingly accurate complicated, machining center meet the tendency of and
It is raw, the adaptable strong, high precision machining of this novel lathe, the advantages that processing quality is stable and production efficiency is high.It is integrated
It applies electronic computer, automatically control, servo-drive, various technological achievements such as accurate measurement and novel mechanical structures,
It is the developing direction of numerically-controlled machine tool from now on.
Invention content
The purpose of invention：The present invention discloses a kind of machining center with high-precision clamping device, and adjust automatically simultaneously clamps
Parts to be processed ensures to ensure that the adjusting of centerline of parts to be processed to absolute center line by way of linking and adjusting
Then positional precision is clamped parts to be processed by special clamping device, ensure that the fixed stability of part and
Reliability.
Technical solution：In order to achieve the goal above, the invention discloses in a kind of processing with high-precision clamping device
The heart, including pedestal, column, spindle box, main shaft, tool changing device, the clamping device of workbench and setting on the table, the dress
Clamp device includes：Position adjustment mechanism and clamp system；The positioning adjustment mechanism includes：A pair of of regulation plate, including it is parallel simultaneously
The the first regulation plate and the second regulation plate being oppositely arranged；Linkage, including parallel and the first rack being oppositely arranged and second
Rack, and the driving gear that is arranged between the first rack and the second rack, the driving gear are connected with linkage driving dress
It sets, first rack and the second rack are vertical with sliding block, wherein the first rack is fixedly connected with the first regulation plate, the second tooth
Item is fixedly connected with the second regulation plate；The clamp system includes：A pair of of the hydraulic mandril device being oppositely arranged, the hydraulic top
Lever apparatus includes hydraulic cylinder and mandril；A pair of of the sliding block being oppositely arranged, the hydraulic cylinder are fixedly mounted on sliding block, the sliding block
It is slidably connected with the guide rail on workbench.Adjust automatically simultaneously clamps parts to be processed, ensures to wait for by way of linking and adjusting
The adjusting of centerline of part is processed to absolute center line, positional precision is ensure that, then by special clamping device to be added
Work part is clamped, and ensure that the fixed stability of part and reliability.
Further, above-mentioned a kind of machining center with high-precision clamping device, the linkage both sides are set respectively
There are auxiliary slide bar, the auxiliary slide bar to be arranged in parallel with the first rack and the second rack, wherein the first regulation plate is across the second tooth
Item simultaneously connect with that auxiliary sliding bar close to the second rack, the second regulation plate across the first rack and with close first tooth
That auxiliary sliding bar connection of item.
Further, a kind of above-mentioned machining center with high-precision clamping device, the mandril are arranged in regulation plate
Top.
Further, above-mentioned a kind of machining center with high-precision clamping device, sets between the hydraulic cylinder and mandril
There is disk-shape spring structure.
Further, above-mentioned a kind of machining center with high-precision clamping device, the mandrel ends are inhaled equipped with electromagnetism
Disk device.
Further, above-mentioned a kind of machining center with high-precision clamping device, the linkage driving device are servo
Motor.
Further, above-mentioned a kind of machining center with high-precision clamping device, the first regulation plate and the second rule
It is equipped with first pressure sensor on the inside of making sheet；The mandrel ends are equipped with second pressure sensor.
Further, the working method of above-mentioned a kind of machining center with high-precision clamping device, includes the following steps：
Parts to be processed is transported between a pair of of regulation plate of workbench by S1, external transport；S2, control system sends out instruction makes
Adjustment mechanism operation is positioned, linkage operation drives a pair of of regulation plate linkage close, gradually close to parts to be processed, and will
Parts to be processed is adjusted to absolute centre position；S3, when the first regulation plate and the second regulation plate interior side contacts parts to be processed
When surface, the first pressure sensor being arranged on the inside of the first regulation plate or the second regulation plate detects pressure value and passes to control
System, when pressure value reaches setting value, then linkage is out of service, and the first regulation plate and the second regulation plate are maintained at the positioning
Position；S4, control system sends out instruction that clamp system is made to run：S4a, first, control system is according to the size of parts to be processed
The position reached needed for a pair of of sliding block of judgement, and send out order-driven a pair of sliding block and be moved to the position；S4b, then, wherein one
Hydraulic mandril device is run, and hydraulic cylinder drives mandril to extend, moves closer to the side of parts to be processed, and finally holds out against to be processed
One side surface of part is arranged the second pressure sensor detection pressure value in mandrel ends and passes to control system at this time,
When pressure value reaches setting value, which stops, and mandril is kept in the position；S4c, last, another hydraulic mandril
Device is run, and hydraulic cylinder drives mandril to extend, moves closer to the other side of parts to be processed, and finally holds out against parts to be processed
Another side surface is arranged the second pressure sensor detection pressure value in mandrel ends and passes to control system, works as pressure at this time
Force value reaches setting value, which stops, and mandril is kept in the position；Parts to be processed is clamped；S5, control system
System, which sends out instruction, makes positioning adjustment mechanism inverted running, a pair of of regulation plate unclamp parts to be processed；S6, the processing work according to setting
Sequence and processing request, control system judge the tool category that each stage need to use and the tool change time in each stage point automatically, carry out
Continue to process after automatic processing and automatic tool changer.
Above-mentioned technical proposal can be seen that the present invention and have the advantages that：
（1）A kind of machining center with high-precision clamping device of the present invention, adjust automatically simultaneously clamp parts to be processed,
Ensure, by the adjusting of centerline of parts to be processed to absolute center line, to ensure that positional precision, so by way of linking and adjusting
Parts to be processed is clamped by special clamping device afterwards, ensure that the fixed stability of part and reliability.
（2）The design of a kind of machining center with high-precision clamping device of the present invention, disk spring can incite somebody to action
The rigid contact of mandril is converted into flexible contact, not only ensure that chucking power, but also prevents from pressing from both sides bad part.
（3）A kind of machining center with high-precision clamping device of the present invention, the help of electromagnetic disc device adsorb zero
Part prevents process stress from shifting.
（4）A kind of machining center with high-precision clamping device of the present invention clamps the work of parts to be processed
It is reasonable to make step, first adjusts position, Primary Location, is then clamped again, when clamping, first carries out unilateral side and holds out against, it is then another
Side holds out against to simultaneously clamp on bilateral and compare, and the part that the mode gradually clamped can prevent Primary Location good misplaces again.
Description of the drawings
Fig. 1 is a kind of overall structure diagram of the machining center with high-precision clamping device of the present invention；
Fig. 2 is a kind of structural schematic diagram of the clamping device of the machining center with high-precision clamping device of the present invention；
Fig. 3 is a kind of vertical view of the clamping device of the machining center with high-precision clamping device of the present invention；
Fig. 4 is a kind of structural schematic diagram of the tool changing device of the machining center with high-precision clamping device of the present invention；
Fig. 5 is a kind of structural schematic diagram of the clamping jaw of the machining center with high-precision clamping device of the present invention；
Fig. 6 is that chip removal fills in a kind of second of embodiment of the machining center with high-precision clamping device of the present invention
The structural schematic diagram set；
Fig. 7 is that chip removal fills in a kind of second of embodiment of the machining center with high-precision clamping device of the present invention
The sectional view set；
Fig. 8 is that chip removal fills in a kind of second of embodiment of the machining center with high-precision clamping device of the present invention
The detailed maps for the chip removal mouth set；
Fig. 9 is that clamping fills in a kind of the third embodiment of the machining center with high-precision clamping device of the present invention
The vertical view set；
In figure：
1- pedestals,
2- columns,
3- spindle boxes,
301- bottom plates,
4- main shafts,
5- tool changing devices,
501- tool changing turntables,
502- tool changing rotation axis,
503- tool changing drive shafts,
504- transposition supports,
504a- fixed parts,
504b- transpositions portion,
505- cutters,
506- tool changing clamping jaw structures,
506a- hydraulic telescopic rods,
506b- clamping jaws,
506c- clamping parts,
506d- rotating devices,
506e- electromagnetic attraction devices,
The original cutters of 6-,
7- workbench,
701- assists slide bar,
702- surface plates,
8- clamping devices,
801- regulation plates,
801a- the first regulation plates,
801b- the second regulation plates,
802- linkages,
The first racks of 802a-,
The second racks of 802b-,
802c- drives gear,
803- hydraulic mandril devices,
803a- hydraulic cylinders,
803b- mandrils,
803c- disk-shape spring structures,
803d- electromagnetic chuck devices,
803e- friction plates,
804- sliding blocks,
805- assists slide bar,
9- chip removal devices,
The circular passages 901-,
The upper circular passages 901a-,
Circular passage under 901b-,
901c- bearings,
902- into bits channel,
903- into bits mouth,
903a- first into bits mouth,
903b- second into bits mouth,
903c- flappers,
903d- baffle bearings,
904- channel of chip removal,
905- buffer channels.
Specific implementation mode
Below in conjunction with the accompanying drawings, the specific embodiment of the invention is described in detail.
Embodiment 1
The present invention a kind of machining center with high-precision clamping device, as shown in Figure 1 to Figure 3, including pedestal 1, column 2,
Spindle box 3, main shaft 4, tool changing device 5, the clamping device 8 of workbench 7 and setting on the table 7, the clamping device 8 wrap
It includes：Position adjustment mechanism and clamp system；
The positioning adjustment mechanism includes：
A pair of of regulation plate 801, including the first regulation plate 801a and the second regulation plate 801b parallel and be oppositely arranged；
Linkage 802, including the first rack 802a and the second rack 802b parallel and be oppositely arranged, and be arranged first
Driving gear 802c, the driving gear 802c between rack 802a and the second rack 802b are connected with linkage driving device,
The first rack 802a and the second rack 802b are vertical with sliding block 801, wherein the first rack 802a and the first regulation plate
801a is fixedly connected, and the second rack 802b is fixedly connected with the second regulation plate 801b；The linkage 802 is arranged in workbench
The lower section of 7 surface plates 702.
The clamp system includes：
A pair of of the hydraulic mandril device 803 being oppositely arranged, the hydraulic mandril device 803 include hydraulic cylinder 803a and mandril
803b；
A pair of of the sliding block 804 being oppositely arranged, the hydraulic cylinder 803a are fixedly mounted on sliding block 804, the sliding block 804 and work
Guide rail 701 on platform 7 is slidably connected.
The both sides of linkage 802 described in the present embodiment are respectively equipped with auxiliary slide bar 805, the auxiliary slide bar 805 and the
One rack 802a and the second rack 802b are arranged in parallel, wherein the first regulation plate 801a across the second rack 802b and with close to the
That auxiliary slide bar 805 of two rack 802b is slidably connected, the second regulation plate 801b across the first rack 802a and with close to the
That auxiliary slide bar 805 of one rack 802a is slidably connected.
Mandril 803b described in the present embodiment is arranged in the top of regulation plate 801.
Disk-shape spring structure 803c is equipped between hydraulic cylinder 803a described in the present embodiment and mandril 803b.
The end of mandril 803b described in the present embodiment is equipped with electromagnetic chuck device 803d.
Linkage driving device described in the present embodiment is servo motor.
It is equipped with first pressure sensor on the inside of first regulation plate 801a described in the present embodiment and the second regulation plate 801b；
The ends the mandril 803b are equipped with second pressure sensor.
A kind of working method of machining center with high-precision clamping device described in the present embodiment, including following step
Suddenly：
Parts to be processed is transported between a pair of of regulation plate 801 of workbench 7 by S1, external transport；
S2, control system, which send out instruction, makes positioning adjustment mechanism run, and linkage 802 is run, and drives a pair of of regulation plate 801
It is dynamic close, gradually close to parts to be processed, and parts to be processed is adjusted to absolute centre position；
S3, as the first regulation plate 801a and the second regulation plate interior side contacts parts to be processed surfaces 801b, setting first rule
First pressure sensor on the inside of making sheet 801a or the second regulation plate 801b detects pressure value and passes to control system, works as pressure
Value reaches setting value, then linkage 802 is out of service, and the first regulation plate 801a and the second regulation plate 801b are maintained at the positioning
Position；
S4, control system sends out instruction that clamp system is made to run：
S4a, first, the position reached needed for size discrimination a pair of sliding block 804 of the control system according to parts to be processed, and send out
Order-driven a pair of sliding block 804 is moved to the position；
S4b, then, wherein a hydraulic mandril device 803 is run, hydraulic cylinder 803a drives mandril 803b to extend, and moves closer to wait for
The side of part is processed, and finally holds out against a side surface of parts to be processed, the second pressure in the ends mandril 803b is set at this time
Force snesor detects pressure value and passes to control system, and when pressure value reaches setting value, which stops,
Mandril 803b is kept in the position；
S4c, last, another hydraulic mandril device 803 is run, and hydraulic cylinder 803a drives mandril 803b to extend, and moves closer to be added
The other side of work part, and another side surface of parts to be processed is finally held out against, it is arranged at this time the second of the ends mandril 803b
Pressure sensor detects pressure value and passes to control system, and when pressure value reaches setting value, which stops
Only, mandril 803b is kept in the position；Parts to be processed is clamped；
S5, control system, which send out instruction, makes positioning adjustment mechanism inverted running, a pair of of regulation plate 801 unclamp parts to be processed；
S6, manufacturing procedure and processing request according to setting, control system judge automatically tool category that each stage need to use and
The tool change time point in each stage, processed automatically and automatic tool changer after continue process.
In addition, as shown in Figure 4 and Figure 5, tool changing device 5 described in the present embodiment includes：
Tool changing turntable 501, the tool changing turntable 501 are arranged in spindle box 3, and the tool changing turntable 501 is in rotating blade drive
Driving under, along tool changing rotation axis 502 rotate, the axis perpendicular of the tool changing rotation axis 502 and main shaft 4；
Tool changing drive shaft 503, described 503 one end of tool changing drive shaft are connect with 501 middle part of tool changing turntable, and the other end drives with turntable
Device connects, for driving tool changing turntable 501 to rotate；
More than one transposition support 504, one above 504 circular array shape of transposition support are distributed in tool changing turntable
501 outer rim, the transposition support 504 include：The fixed part 504a being fixedly connected with tool changing turntable 501, with fixed part 504a
The transposition portion 504b of rotation connection, and the transposition of driving transposition portion's 504b rotations drive；
More than one cutter 505, it is corresponding to be detachably arranged on each transposition portion 504b；
Tool changing clamping jaw structure 506, the tool changing clamping jaw structure 506 are arranged below spindle box 3, and tool changing clamping jaw structure 506 includes
Hydraulic telescopic rod 506a and clamping jaw 506b, the clamping jaw 506b are equipped with the opposite clamping part 506c in a pair of openings direction, and described one
The both ends clamping jaw 506b are separately positioned on to clamping part 506c, the hydraulic telescopic rod 506a passes through rotating device 506d and spindle box
3 bottom plate 301 connects.
The distance of a pair of clamping part 506c to rotating device 506d Pivot axles described in the present embodiment is identical.
The 504b of transposition portion described in the present embodiment includes normal condition and tool changing state, transposition portion when the normal condition
504b is parallel with fixed part 504a and is overlapped；Transposition portion 504b is vertical with fixed part 504a when the tool changing state, and described changes
Position holder 504 is L-shaped.
Cutter 505 described in the present embodiment is vertically mounted on transposition portion 504b, cutter 505 and main shaft when the normal condition
4 is perpendicular；Cutter 505 is parallel with main shaft 4 when the tool changing state.
When tool changing state described in the present embodiment, a wherein clamping part 506c of the clamping jaw 506b is used for and cutter 505
It is connected together, another clamping part 506c with the original cutter 6 on main shaft 4 for being connected together.
Clamping part 506c described in the present embodiment is equipped with electromagnetic attraction device 506e.
Rotating blade drive described in the present embodiment is servo motor.
The cutter replacing method of machining center in the present embodiment, includes the following steps：
S1, manufacturing procedure and processing request according to setting, control system judge automatically tool category that each stage need to use and
The tool change time point in each stage, when tool changing, control system sends out instruction pause processing action, driving spindle case 3, main shaft 4 and original
Beginning cutter 6 rises, and is detached from workpiece；
S2, control system issue instructions to tool changing device 5, and tool changing turntable 501 is rotated by rotating blade drive, and root
Corresponding position is turned to according to the instruction of control system, required cutter 505 is made to be moved to tool changing station, at this time required cutter
505 and others 505 corresponding transposition portion 504b of cutter is in normal condition；
S3, control system send out instruction, so that required 505 corresponding transposition of cutter is driven operation, drive required cutter 505 right
The transposition portion 504b answered turns to tool changing state, required cutter 505 from main shaft 4 is perpendicular becomes parallel with main shaft 4；
S4, control system issue instructions to tool changing clamping jaw structure 506, rotating device 506d operations, drive clamping jaw 506b rotate to
A pair of of clamping part 506c of setting position, clamping jaw 506b engages required cutter 505 and original cutter 6 respectively；
S5, control system, which send out instruction, makes the electromagnetic attraction device 506e operations of clamping part 506c, adsorbs required 505 He of cutter
Original cutter 6；
S6, control system, which send out instruction, makes hydraulic telescopic rod 506a extend, and clamping jaw 506b drives required cutter 505 and original knife
Tool 6 moves together, and required cutter 505 is made to be detached from transposition portion 504b, and original cutter 6 is detached from main shaft 4；
S7, control system, which send out instruction, makes rotating device 506d run, and drives clamping jaw 506b rotations, makes required 505 He of cutter
Original cutter 6 replaces, i.e., required cutter 505 is moved to main shaft 4, original cutter 6 is moved to transposition portion 504b；
S8, control system, which send out instruction, makes hydraulic telescopic rod 506a shrink, and clamping jaw 506b drives required cutter 505 and original knife
Tool 6 moves together, and so that required cutter 505 is caught in main shaft 4, original cutter 6 is caught in transposition portion 504b；
S9, control system, which send out instruction, makes the electromagnetic attraction device 506e of clamping part 506c stop, and unclamps required 505 He of cutter
Original cutter 6；
S10, control system, which send out instruction, makes clamping jaw 506b reset：Rotating device 506d operations, drive clamping jaw 506b to rotationally disengage
Required cutter 505 and original cutter 6；
S11, control system, which send out instruction, makes transposition portion 504b that original cutter 6 be driven to be reset to normal condition；
S12, tool changing is completed, control system sends out order-driven spindle box 3, main shaft 4 and required cutter 505 and declines, until workpiece
Working position continue processing action.
Wherein, the bottom of the tool changing station, that is, tool changing turntable 501.It each replaces on the tool changing turntable 501
By control system identification, the control system directly sends out instruction for the position of holder 504 and cutter 505, specifies required cutter
It is moved to tool changing station.
Embodiment 2
The present invention a kind of machining center with high-precision clamping device, as shown in Figures 1 to 8, including pedestal 1, column 2,
Spindle box 3, main shaft 4, tool changing device 5, workbench 7, setting clamping device 8 on the table 7 and chip removal device 9.
The clamping device 8 includes：Position adjustment mechanism and clamp system；
The positioning adjustment mechanism includes：
A pair of of regulation plate 801, including the first regulation plate 801a and the second regulation plate 801b parallel and be oppositely arranged；
Linkage 802, including the first rack 802a and the second rack 802b parallel and be oppositely arranged, and be arranged first
Driving gear 802c, the driving gear 802c between rack 802a and the second rack 802b are connected with linkage driving device,
The first rack 802a and the second rack 802b are vertical with sliding block 801, wherein the first rack 802a and the first regulation plate
801a is fixedly connected, and the second rack 802b is fixedly connected with the second regulation plate 801b；The linkage 802 is arranged in workbench
The lower section of 7 surface plates 702.
The clamp system includes：
A pair of of the hydraulic mandril device 803 being oppositely arranged, the hydraulic mandril device 803 include hydraulic cylinder 803a and mandril
803b；
A pair of of the sliding block 804 being oppositely arranged, the hydraulic cylinder 803a are fixedly mounted on sliding block 804, the sliding block 804 and work
Guide rail 701 on platform 7 is slidably connected.
The both sides of linkage 802 described in the present embodiment are respectively equipped with auxiliary slide bar 805, the auxiliary slide bar 805 and the
One rack 802a and the second rack 802b are arranged in parallel, wherein the first regulation plate 801a across the second rack 802b and with close to the
That auxiliary slide bar 805 of two rack 802b is slidably connected, the second regulation plate 801b across the first rack 802a and with close to the
That auxiliary slide bar 805 of one rack 802a is slidably connected.
Mandril 803b described in the present embodiment is arranged in the top of regulation plate 801.
Disk-shape spring structure 803c is equipped between hydraulic cylinder 803a described in the present embodiment and mandril 803b.
The end of mandril 803b described in the present embodiment is equipped with electromagnetic chuck device 803d.
Linkage driving device described in the present embodiment is servo motor.
It is equipped with first pressure sensor on the inside of first regulation plate 801a described in the present embodiment and the second regulation plate 801b；
The ends the mandril 803b are equipped with second pressure sensor.
The method that machining center described in the present embodiment adjusts and clamps parts to be processed, includes the following steps：
Parts to be processed is transported between a pair of of regulation plate 801 of workbench 7 by S1, external transport；
S2, control system, which send out instruction, makes positioning adjustment mechanism run, and linkage 802 is run, and drives a pair of of regulation plate 801
It is dynamic close, gradually close to parts to be processed, and parts to be processed is adjusted to absolute centre position；
S3, as the first regulation plate 801a and the second regulation plate interior side contacts parts to be processed surfaces 801b, setting first rule
First pressure sensor on the inside of making sheet 801a or the second regulation plate 801b detects pressure value and passes to control system, works as pressure
Value reaches setting value, then linkage 802 is out of service, and the first regulation plate 801a and the second regulation plate 801b are maintained at the positioning
Position；
S4, control system sends out instruction that clamp system is made to run：
S4a, first, the position reached needed for size discrimination a pair of sliding block 804 of the control system according to parts to be processed, and send out
Order-driven a pair of sliding block 804 is moved to the position；
S4b, then, wherein a hydraulic mandril device 803 is run, hydraulic cylinder 803a drives mandril 803b to extend, and moves closer to wait for
The side of part is processed, and finally holds out against a side surface of parts to be processed, the second pressure in the ends mandril 803b is set at this time
Force snesor detects pressure value and passes to control system, and when pressure value reaches setting value, which stops,
Mandril 803b is kept in the position；
S4c, last, another hydraulic mandril device 803 is run, and hydraulic cylinder 803a drives mandril 803b to extend, and moves closer to be added
The other side of work part, and another side surface of parts to be processed is finally held out against, it is arranged at this time the second of the ends mandril 803b
Pressure sensor detects pressure value and passes to control system, and when pressure value reaches setting value, which stops
Only, mandril 803b is kept in the position；Parts to be processed is clamped；
S5, control system, which send out instruction, makes positioning adjustment mechanism inverted running, a pair of of regulation plate 801 unclamp parts to be processed；
S6, control system, which send out instruction, makes the electromagnetic chuck device 803d of the ends mandril 803b bring into operation, absorption to be processed zero
Part；
S7, manufacturing procedure and processing request according to setting, control system judge automatically tool category that each stage need to use and
The tool change time point in each stage, processed automatically and automatic tool changer after continue process.
In the present embodiment, the chip removal device 9 includes：
Circular passage 901, the circular passage 901 are sheathed on 4 periphery of main shaft, and the circular passage 901 includes upper circular passage
901a and lower circular passage 901b, the upper circular passage 901a are fixedly connected with spindle box 3, the lower circular passage 901b with
Upper circular passage 901a rotation connections；The lower circular passage 901b is connected with rotating driving device, and the lower circular passage
The Pivot axle of 901b and the center overlapping of axles of main shaft 4；
Into bits channel 902, described to be obliquely installed into bits channel 902, one end is connect with lower circular passage 901b, and the other end is close
The position of tool tip of 4 cutter of main shaft；
Into bits mouth 903, it is described into bits mouth 903 be arranged into bits channel 902 close to one end of position of tool tip, it is described into bits mouth 903
Offer first into bits mouth 903a and second into bits mouth 903b, described first into bits mouth 903a and second into the opening of bits mouth 903b
Towards two different directions；
Channel of chip removal 904, the channel of chip removal 904 are fixedly connected with upper circular passage 901a, and 904 row of being connected with of channel of chip removal
Consider exhaust fan to be worth doing.
First into bits mouth 903a opening directions horizontally toward position of tool tip described in the present embodiment, and described second into bits mouth
The upper surface of 903b opening directions vertically parts to be processed.
First into bits mouth 903a and second is equipped with flapper 903c between bits mouth 903b described in the present embodiment.
Described in the present embodiment baffle bearing 903d, the flapper 903c and baffle branch are equipped with into bits 903 inner wall of mouth
Seat 903d is hinged, and flapper 903c is connected with transposition driving device.
It is upper described in the present embodiment that bearing 901c is equipped between circular passage 901a and lower circular passage 901b.
Described in the present embodiment into bits channel 902 and lower circular passage 901b between be equipped with buffer channel 905.
The automatic chip-removal method of machining center described in the present embodiment, includes the following steps：
S1, manufacturing procedure and processing request according to setting, control system judge automatically tool category that each stage need to use and
Processing method is processed automatically；
S2, control system select the state into bits mouth 903, the state into bits mouth 903 according to tool category and processing method
Including：
Using only first into bits mouth 903a；
Using only second into bits mouth 903b；
Simultaneously using first into bits mouth 903a and second into bits mouth 903b；
S3, control system, which send out instruction, makes chip removal exhaust fan run, and by drawing machining chips into bits mouth 903, clast is from into bits
After mouth 903 enters, by entering buffer channel 905 into bits channel 902, circular passage 901 is entered back into, most afterwards through channel of chip removal
904 discharges；
S4, control system sends out instruction that rotating driving device is made to run, and drives lower circular passage 901b rotations, then drives into bits
Channel 902 and into bits mouth 903 around main shaft 4 rotate, draw machining chips in all directions；
S5, chip removal device 9 follow main shaft 4 and cutter to move, and draw clast in real time.
Wherein, described that the method into bits 903 state of mouth is selected to specifically include following steps：Control system judges into bits mouth
After 903 states, transposition driving device, driving flapper 903c rotations, to reach specified position are issued instructions to：
When using only first into bits mouth 903a, flapper 903c is rotated at second into bits mouth 903b, blocks second into bits mouth
903b；
When using only second into bits mouth 903b, flapper 903c is rotated at first into bits mouth 903a, blocks first into bits mouth
903a；
When simultaneously using first into bits mouth 903a and second into bits mouth 903b, flapper 903c is rotated to first into bits mouth 903a
And second into bits mouth 903b between centre position.
Tool changing device 5 described in the present embodiment includes：
Tool changing turntable 501, the tool changing turntable 501 are arranged in spindle box 3, and the tool changing turntable 501 is in rotating blade drive
Driving under, along tool changing rotation axis 502 rotate, the axis perpendicular of the tool changing rotation axis 502 and main shaft 4；
Tool changing drive shaft 503, described 503 one end of tool changing drive shaft are connect with 501 middle part of tool changing turntable, and the other end drives with turntable
Device connects, for driving tool changing turntable 501 to rotate；
More than one transposition support 504, one above 504 circular array shape of transposition support are distributed in tool changing turntable
501 outer rim, the transposition support 504 include：The fixed part 504a being fixedly connected with tool changing turntable 501, with fixed part 504a
The transposition portion 504b of rotation connection, and the transposition of driving transposition portion's 504b rotations drive；
More than one cutter 505, it is corresponding to be detachably arranged on each transposition portion 504b；
Tool changing clamping jaw structure 506, the tool changing clamping jaw structure 506 are arranged below spindle box 3, and tool changing clamping jaw structure 506 includes
Hydraulic telescopic rod 506a and clamping jaw 506b, the clamping jaw 506b are equipped with the opposite clamping part 506c in a pair of openings direction, and described one
The both ends clamping jaw 506b are separately positioned on to clamping part 506c, the hydraulic telescopic rod 506a passes through rotating device 506d and spindle box
3 bottom plate 301 connects.
The distance of a pair of clamping part 506c to rotating device 506d Pivot axles described in the present embodiment is identical.
The 504b of transposition portion described in the present embodiment includes normal condition and tool changing state, transposition portion when the normal condition
504b is parallel with fixed part 504a and is overlapped；Transposition portion 504b is vertical with fixed part 504a when the tool changing state, and described changes
Position holder 504 is L-shaped.
Cutter 505 described in the present embodiment is vertically mounted on transposition portion 504b, cutter 505 and main shaft when the normal condition
4 is perpendicular；Cutter 505 is parallel with main shaft 4 when the tool changing state.
When tool changing state described in the present embodiment, a wherein clamping part 506c of the clamping jaw 506b is used for and cutter 505
It is connected together, another clamping part 506c with the original cutter 6 on main shaft 4 for being connected together.
Clamping part 506c described in the present embodiment is equipped with electromagnetic attraction device 506e.
Rotating blade drive described in the present embodiment is servo motor.
The cutter replacing method of machining center in the present embodiment, includes the following steps：
S1, manufacturing procedure and processing request according to setting, control system judge automatically tool category that each stage need to use and
The tool change time point in each stage, when tool changing, control system sends out instruction pause processing action, driving spindle case 3, main shaft 4 and original
Beginning cutter 6 rises, and is detached from workpiece；
S2, control system issue instructions to tool changing device 5, and tool changing turntable 501 is rotated by rotating blade drive, and root
Corresponding position is turned to according to the instruction of control system, required cutter 505 is made to be moved to tool changing station, at this time required cutter
505 and others 505 corresponding transposition portion 504b of cutter is in normal condition；
S3, control system send out instruction, so that required 505 corresponding transposition of cutter is driven operation, drive required cutter 505 right
The transposition portion 504b answered turns to tool changing state, required cutter 505 from main shaft 4 is perpendicular becomes parallel with main shaft 4；
S4, control system issue instructions to tool changing clamping jaw structure 506, rotating device 506d operations, drive clamping jaw 506b rotate to
A pair of of clamping part 506c of setting position, clamping jaw 506b engages required cutter 505 and original cutter 6 respectively；
S5, control system, which send out instruction, makes the electromagnetic attraction device 506e operations of clamping part 506c, adsorbs required 505 He of cutter
Original cutter 6；
S6, control system, which send out instruction, makes hydraulic telescopic rod 506a extend, and clamping jaw 506b drives required cutter 505 and original knife
Tool 6 moves together, and required cutter 505 is made to be detached from transposition portion 504b, and original cutter 6 is detached from main shaft 4；
S7, control system, which send out instruction, makes rotating device 506d run, and drives clamping jaw 506b rotations, makes required 505 He of cutter
Original cutter 6 replaces, i.e., required cutter 505 is moved to main shaft 4, original cutter 6 is moved to transposition portion 504b；
S8, control system, which send out instruction, makes hydraulic telescopic rod 506a shrink, and clamping jaw 506b drives required cutter 505 and original knife
Tool 6 moves together, and so that required cutter 505 is caught in main shaft 4, original cutter 6 is caught in transposition portion 504b；
S9, control system, which send out instruction, makes the electromagnetic attraction device 506e of clamping part 506c stop, and unclamps required 505 He of cutter
Original cutter 6；
S10, control system, which send out instruction, makes clamping jaw 506b reset：Rotating device 506d operations, drive clamping jaw 506b to rotationally disengage
Required cutter 505 and original cutter 6；
S11, control system, which send out instruction, makes transposition portion 504b that original cutter 6 be driven to be reset to normal condition；
S12, tool changing is completed, control system sends out order-driven spindle box 3, main shaft 4 and required cutter 505 and declines, until workpiece
Working position continue processing action.
Wherein, the bottom of the tool changing station, that is, tool changing turntable 501.It each replaces on the tool changing turntable 501
By control system identification, the control system directly sends out instruction for the position of holder 504 and cutter 505, specifies required cutter
It is moved to tool changing station.
Embodiment 3
A kind of machining center with high-precision clamping device of the present invention, as shown in Figure 1, Figure 2 and shown in Fig. 4 to Fig. 9, including
Pedestal 1, column 2, spindle box 3, main shaft 4, tool changing device 5, workbench 7, setting clamping device 8 on the table 7 and chip removal
Device 9.
The clamping device 8 includes：Position adjustment mechanism and clamp system；
The positioning adjustment mechanism includes：
A pair of of regulation plate 801, including the first regulation plate 801a and the second regulation plate 801b parallel and be oppositely arranged；
Linkage 802, including the first rack 802a and the second rack 802b parallel and be oppositely arranged, and be arranged first
Driving gear 802c, the driving gear 802c between rack 802a and the second rack 802b are connected with linkage driving device,
The first rack 802a and the second rack 802b are vertical with sliding block 801, wherein the first rack 802a and the first regulation plate
801a is fixedly connected, and the second rack 802b is fixedly connected with the second regulation plate 801b；The linkage 802 is arranged in workbench
The lower section of 7 surface plates 702.
The clamp system includes：
A pair of of the hydraulic mandril device 803 being oppositely arranged, the hydraulic mandril device 803 include hydraulic cylinder 803a and mandril
803b；
A pair of of the sliding block 804 being oppositely arranged, the hydraulic cylinder 803a are fixedly mounted on sliding block 804, the sliding block 804 and work
Guide rail 701 on platform 7 is slidably connected.
The both sides of linkage 802 described in the present embodiment are respectively equipped with auxiliary slide bar 805, the auxiliary slide bar 805 and the
One rack 802a and the second rack 802b are arranged in parallel, wherein the first regulation plate 801a across the second rack 802b and with close to the
That auxiliary slide bar 805 of two rack 802b is slidably connected, the second regulation plate 801b across the first rack 802a and with close to the
That auxiliary slide bar 805 of one rack 802a is slidably connected.
Mandril 803b described in the present embodiment is arranged in the top of regulation plate 801.
Disk-shape spring structure 803c is equipped between hydraulic cylinder 803a described in the present embodiment and mandril 803b.
The end of mandril 803b described in the present embodiment is equipped with friction plate 803e.
Linkage driving device described in the present embodiment is servo motor.
It is equipped with first pressure sensor on the inside of first regulation plate 801a described in the present embodiment and the second regulation plate 801b；
The ends the mandril 803b are equipped with second pressure sensor.
The method that machining center described in the present embodiment adjusts and clamps parts to be processed, includes the following steps：
Parts to be processed is transported between a pair of of regulation plate 801 of workbench 7 by S1, external transport；
S2, control system, which send out instruction, makes positioning adjustment mechanism run, and linkage 802 is run, and drives a pair of of regulation plate 801
It is dynamic close, gradually close to parts to be processed, and parts to be processed is adjusted to absolute centre position；
S3, as the first regulation plate 801a and the second regulation plate interior side contacts parts to be processed surfaces 801b, setting first rule
First pressure sensor on the inside of making sheet 801a or the second regulation plate 801b detects pressure value and passes to control system, works as pressure
Value reaches setting value, then linkage 802 is out of service, and the first regulation plate 801a and the second regulation plate 801b are maintained at the positioning
Position；
S4, control system sends out instruction that clamp system is made to run：
S4a, first, the position reached needed for size discrimination a pair of sliding block 804 of the control system according to parts to be processed, and send out
Order-driven a pair of sliding block 804 is moved to the position；
S4b, then, wherein a hydraulic mandril device 803 is run, hydraulic cylinder 803a drives mandril 803b to extend, and moves closer to wait for
The side of part is processed, and finally holds out against a side surface of parts to be processed, the second pressure in the ends mandril 803b is set at this time
Force snesor detects pressure value and passes to control system, and when pressure value reaches setting value, which stops,
Mandril 803b is kept in the position；
S4c, last, another hydraulic mandril device 803 is run, and hydraulic cylinder 803a drives mandril 803b to extend, and moves closer to be added
The other side of work part, and another side surface of parts to be processed is finally held out against, it is arranged at this time the second of the ends mandril 803b
Pressure sensor detects pressure value and passes to control system, and when pressure value reaches setting value, which stops
Only, mandril 803b is kept in the position；Parts to be processed is clamped；
S4d, the pressure applied to parts to be processed by mandril 803b, are converted by friction plate 803e and are rubbed to parts to be processed
Power is wiped, carries out effective fixation of parts to be processed, wherein the size of frictional force applies parts to be processed by mandril 803b
Pressure and the performance parameter of friction plate carry out automatic operation；
S5, control system, which send out instruction, makes positioning adjustment mechanism inverted running, a pair of of regulation plate 801 unclamp parts to be processed；
S6, manufacturing procedure and processing request according to setting, control system judge automatically tool category that each stage need to use and
The tool change time point in each stage, processed automatically and automatic tool changer after continue process.
In the present embodiment, the chip removal device 9 includes：
Circular passage 901, the circular passage 901 are sheathed on 4 periphery of main shaft, and the circular passage 901 includes upper circular passage
901a and lower circular passage 901b, the upper circular passage 901a are fixedly connected with spindle box 3, the lower circular passage 901b with
Upper circular passage 901a rotation connections；The lower circular passage 901b is connected with rotating driving device, and the lower circular passage
The Pivot axle of 901b and the center overlapping of axles of main shaft 4；
Into bits channel 902, described to be obliquely installed into bits channel 902, one end is connect with lower circular passage 901b, and the other end is close
The position of tool tip of 4 cutter of main shaft；
Into bits mouth 903, it is described into bits mouth 903 be arranged into bits channel 902 close to one end of position of tool tip, it is described into bits mouth 903
Offer first into bits mouth 903a and second into bits mouth 903b, described first into bits mouth 903a and second into the opening of bits mouth 903b
Towards two different directions；
Channel of chip removal 904, the channel of chip removal 904 are fixedly connected with upper circular passage 901a, and 904 row of being connected with of channel of chip removal
Consider exhaust fan to be worth doing.
First into bits mouth 903a opening directions horizontally toward position of tool tip described in the present embodiment, and described second into bits mouth
The upper surface of 903b opening directions vertically parts to be processed.
First into bits mouth 903a and second is equipped with flapper 903c between bits mouth 903b described in the present embodiment.
Described in the present embodiment baffle bearing 903d, the flapper 903c and baffle branch are equipped with into bits 903 inner wall of mouth
Seat 903d is hinged, and flapper 903c is connected with transposition driving device.
It is upper described in the present embodiment that bearing 901c is equipped between circular passage 901a and lower circular passage 901b.
Described in the present embodiment into bits channel 902 and lower circular passage 901b between be equipped with buffer channel 905.
The automatic chip-removal method of machining center described in the present embodiment, includes the following steps：
S1, manufacturing procedure and processing request according to setting, control system judge automatically tool category that each stage need to use and
Processing method is processed automatically；
S2, control system select the state into bits mouth 903, the state into bits mouth 903 according to tool category and processing method
Including：
Using only first into bits mouth 903a；
Using only second into bits mouth 903b；
Simultaneously using first into bits mouth 903a and second into bits mouth 903b；
S3, control system, which send out instruction, makes chip removal exhaust fan run, and by drawing machining chips into bits mouth 903, clast is from into bits
After mouth 903 enters, by entering buffer channel 905 into bits channel 902, circular passage 901 is entered back into, most afterwards through channel of chip removal
904 discharges；
S4, control system sends out instruction that rotating driving device is made to run, and drives lower circular passage 901b rotations, then drives into bits
Channel 902 and into bits mouth 903 around main shaft 4 rotate, draw machining chips in all directions；
S5, chip removal device 9 follow main shaft 4 and cutter to move, and draw clast in real time.
Wherein, described that the method into bits 903 state of mouth is selected to specifically include following steps：Control system judges into bits mouth
After 903 states, transposition driving device, driving flapper 903c rotations, to reach specified position are issued instructions to：
When using only first into bits mouth 903a, flapper 903c is rotated at second into bits mouth 903b, blocks second into bits mouth
903b；
When using only second into bits mouth 903b, flapper 903c is rotated at first into bits mouth 903a, blocks first into bits mouth
903a；
When simultaneously using first into bits mouth 903a and second into bits mouth 903b, flapper 903c is rotated to first into bits mouth 903a
And second into bits mouth 903b between centre position.
Tool changing device 5 described in the present embodiment includes：
Tool changing turntable 501, the tool changing turntable 501 are arranged in spindle box 3, and the tool changing turntable 501 is in rotating blade drive
Driving under, along tool changing rotation axis 502 rotate, the axis perpendicular of the tool changing rotation axis 502 and main shaft 4；
Tool changing drive shaft 503, described 503 one end of tool changing drive shaft are connect with 501 middle part of tool changing turntable, and the other end drives with turntable
Device connects, for driving tool changing turntable 501 to rotate；
More than one transposition support 504, one above 504 circular array shape of transposition support are distributed in tool changing turntable
501 outer rim, the transposition support 504 include：The fixed part 504a being fixedly connected with tool changing turntable 501, with fixed part 504a
The transposition portion 504b of rotation connection, and the transposition of driving transposition portion's 504b rotations drive；
More than one cutter 505, it is corresponding to be detachably arranged on each transposition portion 504b；
Tool changing clamping jaw structure 506, the tool changing clamping jaw structure 506 are arranged below spindle box 3, and tool changing clamping jaw structure 506 includes
Hydraulic telescopic rod 506a and clamping jaw 506b, the clamping jaw 506b are equipped with the opposite clamping part 506c in a pair of openings direction, and described one
The both ends clamping jaw 506b are separately positioned on to clamping part 506c, the hydraulic telescopic rod 506a passes through rotating device 506d and spindle box
3 bottom plate 301 connects.
The distance of a pair of clamping part 506c to rotating device 506d Pivot axles described in the present embodiment is identical.
The 504b of transposition portion described in the present embodiment includes normal condition and tool changing state, transposition portion when the normal condition
504b is parallel with fixed part 504a and is overlapped；Transposition portion 504b is vertical with fixed part 504a when the tool changing state, and described changes
Position holder 504 is L-shaped.
Cutter 505 described in the present embodiment is vertically mounted on transposition portion 504b, cutter 505 and main shaft when the normal condition
4 is perpendicular；Cutter 505 is parallel with main shaft 4 when the tool changing state.
When tool changing state described in the present embodiment, a wherein clamping part 506c of the clamping jaw 506b is used for and cutter 505
It is connected together, another clamping part 506c with the original cutter 6 on main shaft 4 for being connected together.
Clamping part 506c described in the present embodiment is equipped with electromagnetic attraction device 506e.
Rotating blade drive described in the present embodiment is servo motor.
The cutter replacing method of machining center in the present embodiment, includes the following steps：
S1, manufacturing procedure and processing request according to setting, control system judge automatically tool category that each stage need to use and
The tool change time point in each stage, when tool changing, control system sends out instruction pause processing action, driving spindle case 3, main shaft 4 and original
Beginning cutter 6 rises, and is detached from workpiece；
S2, control system issue instructions to tool changing device 5, and tool changing turntable 501 is rotated by rotating blade drive, and root
Corresponding position is turned to according to the instruction of control system, required cutter 505 is made to be moved to tool changing station, at this time required cutter
505 and others 505 corresponding transposition portion 504b of cutter is in normal condition；
S3, control system send out instruction, so that required 505 corresponding transposition of cutter is driven operation, drive required cutter 505 right
The transposition portion 504b answered turns to tool changing state, required cutter 505 from main shaft 4 is perpendicular becomes parallel with main shaft 4；
S4, control system issue instructions to tool changing clamping jaw structure 506, rotating device 506d operations, drive clamping jaw 506b rotate to
A pair of of clamping part 506c of setting position, clamping jaw 506b engages required cutter 505 and original cutter 6 respectively；
S5, control system, which send out instruction, makes the electromagnetic attraction device 506e operations of clamping part 506c, adsorbs required 505 He of cutter
Original cutter 6；
S6, control system, which send out instruction, makes hydraulic telescopic rod 506a extend, and clamping jaw 506b drives required cutter 505 and original knife
Tool 6 moves together, and required cutter 505 is made to be detached from transposition portion 504b, and original cutter 6 is detached from main shaft 4；
S7, control system, which send out instruction, makes rotating device 506d run, and drives clamping jaw 506b rotations, makes required 505 He of cutter
Original cutter 6 replaces, i.e., required cutter 505 is moved to main shaft 4, original cutter 6 is moved to transposition portion 504b；
S8, control system, which send out instruction, makes hydraulic telescopic rod 506a shrink, and clamping jaw 506b drives required cutter 505 and original knife
Tool 6 moves together, and so that required cutter 505 is caught in main shaft 4, original cutter 6 is caught in transposition portion 504b；
S9, control system, which send out instruction, makes the electromagnetic attraction device 506e of clamping part 506c stop, and unclamps required 505 He of cutter
Original cutter 6；
S10, control system, which send out instruction, makes clamping jaw 506b reset：Rotating device 506d operations, drive clamping jaw 506b to rotationally disengage
Required cutter 505 and original cutter 6；
S11, control system, which send out instruction, makes transposition portion 504b that original cutter 6 be driven to be reset to normal condition；
S12, tool changing is completed, control system sends out order-driven spindle box 3, main shaft 4 and required cutter 505 and declines, until workpiece
Working position continue processing action.
Wherein, the bottom of the tool changing station, that is, tool changing turntable 501.It each replaces on the tool changing turntable 501
By control system identification, the control system directly sends out instruction for the position of holder 504 and cutter 505, specifies required cutter
It is moved to tool changing station.
The above is only a preferred embodiment of the present invention, it should be noted that for those skilled in the art
For, without departing from the principle of the present invention, several improvement can also be made, these improvement also should be regarded as the guarantor of the present invention
Protect range.
Claims (8)
1. a kind of machining center with high-precision clamping device, including pedestal（1）, column（2）, spindle box（3）, main shaft（4）、
Tool changing device（5）, workbench（7）With setting in workbench（7）On clamping device（8）, it is characterised in that：The clamping device
（8）Including：Position adjustment mechanism and clamp system；
The positioning adjustment mechanism includes：
A pair of of regulation plate（801）, including the first regulation plate that is parallel and being oppositely arranged（801a）With the second regulation plate（801b）；
Linkage（802）, including the first rack that is parallel and being oppositely arranged（802a）With the second rack（802b）, and setting
In the first rack（802a）With the second rack（802b）Between driving gear（802c）, the driving gear（802c）It is connected with
Linkage driving device, first rack（802a）With the second rack（802b）And sliding block（801）It is vertically arranged, wherein first
Rack（802a）With the first regulation plate（801a）It is fixedly connected, the second rack（802b）With the second regulation plate（801b）It is fixed to connect
It connects；
The clamp system includes：
A pair of of the hydraulic mandril device being oppositely arranged（803）, the hydraulic mandril device（803）Including hydraulic cylinder（803a）The top and
Bar（803b）；
A pair of of the sliding block being oppositely arranged（804）, the hydraulic cylinder（803a）It is fixedly mounted on sliding block（804）On, the sliding block
（804）With workbench（7）On guide rail（701）It is slidably connected.
2. a kind of machining center with high-precision clamping device according to claim 1, it is characterised in that：The linkage
Device（802）Both sides are respectively equipped with auxiliary slide bar（805）, the auxiliary slide bar（805）With the first rack（802a）And second tooth
Item（802b）It is arranged in parallel, wherein the first regulation plate（801a）Across the second rack（802b）And with close to the second rack（802b）
That auxiliary slide bar（805）It is slidably connected, the second regulation plate（801b）Across the first rack（802a）And with close to the first tooth
Item（802a）That auxiliary slide bar（805）It is slidably connected.
3. a kind of machining center with high-precision clamping device according to claim 1, it is characterised in that：The mandril
（803b）It is arranged in regulation plate（801）Top.
4. a kind of machining center with high-precision clamping device according to claim 1, it is characterised in that：The hydraulic pressure
Cylinder（803a）And mandril（803b）Between be equipped with disk-shape spring structure（803c）.
5. a kind of machining center with high-precision clamping device according to claim 1, it is characterised in that：The mandril
（803b）End is equipped with electromagnetic chuck device（803d）.
6. a kind of machining center with high-precision clamping device according to claim 1, it is characterised in that：The linkage
Driving device is servo motor.
7. a kind of machining center with high-precision clamping device according to claim 1, it is characterised in that：Described first
Regulation plate（801a）With the second regulation plate（801b）Inside is equipped with first pressure sensor；The mandril（803b）End is equipped with
Second pressure sensor.
8. according to a kind of working method of the machining center with high-precision clamping device of claim 1-7 any one of them,
It is characterized in that：Include the following steps：
Parts to be processed is transported to workbench by S1, external transport（7）A pair of of regulation plate（801）Between；
S2, control system, which send out instruction, makes positioning adjustment mechanism run, linkage（802）Operation drives a pair of of regulation plate
（801）It links close, gradually close to parts to be processed, and parts to be processed is adjusted to absolute centre position；
S3, when the first regulation plate（801a）With the second regulation plate（801b）When interior side contacts parts to be processed surface, setting is the
One regulation plate（801a）Or the second regulation plate（801b）The first pressure sensor detection pressure value of inside simultaneously passes to control system
System, when pressure value reaches setting value, then linkage（802）It is out of service, the first regulation plate（801a）With the second regulation plate
（801b）It is maintained at the position location；
S4, control system sends out instruction that clamp system is made to run：
S4a, first, control system is according to size discrimination a pair of sliding block of parts to be processed（804）The position of required arrival, concurrently
Go out order-driven a pair of sliding block（804）It is moved to the position；
S4b, then, wherein a hydraulic mandril device（803）Operation, hydraulic cylinder（803a）Drive mandril（803b）Elongation, gradually
Close to the side of parts to be processed, and a side surface of parts to be processed is finally held out against, is arranged at this time in mandril（803b）End
Second pressure sensor detection pressure value and pass to control system, when pressure value reaches setting value, the hydraulic mandril device
（803）Stop, mandril（803b）It keeps in the position；
S4c, last, another hydraulic mandril device（803）Operation, hydraulic cylinder（803a）Drive mandril（803b）Elongation, is gradually leaned on
The other side of nearly parts to be processed, and another side surface of parts to be processed is finally held out against, it is arranged at this time in mandril（803b）End
The second pressure sensor detection pressure value in portion simultaneously passes to control system, and when pressure value reaches setting value, which fills
It sets（803）Stop, mandril（803b）It keeps in the position；Parts to be processed is clamped；
S5, control system, which send out instruction, makes positioning adjustment mechanism inverted running, a pair of of regulation plate（801）Unclamp parts to be processed；
S6, manufacturing procedure and processing request according to setting, control system judge automatically tool category that each stage need to use and
The tool change time point in each stage, processed automatically and automatic tool changer after continue process.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109015016A (en) * | 2018-08-17 | 2018-12-18 | 无锡圣羚汽车电机有限公司 | A kind of fixation device for the processing of energy-saving micro servo motor shell |
| CN111673103A (en) * | 2020-06-10 | 2020-09-18 | 山东戴森博特智能装备有限公司 | Double-acting rack and pinion centering chuck |
| CN112222903A (en) * | 2020-10-20 | 2021-01-15 | 长沙岱联机械有限公司 | Production lift machine drives structural component processing frock |
| CN113103038A (en) * | 2021-03-31 | 2021-07-13 | 温县万兴液压元件有限公司 | Hydraulic locking equipment for vertical machining center |
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| CN102632404A (en) * | 2012-04-26 | 2012-08-15 | 深圳市神拓机电设备有限公司 | Center-aligning floating clamping fixture |
| CN104842194A (en) * | 2015-04-29 | 2015-08-19 | 佛山市普拉迪数控科技有限公司 | Machining center using hydraulic clamping clamp |
| CN208880238U (en) * | 2018-06-29 | 2019-05-21 | 江苏嘉泰锻压机械有限公司 | A kind of machining center with high-precision clamping device |
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| CN111673103A (en) * | 2020-06-10 | 2020-09-18 | 山东戴森博特智能装备有限公司 | Double-acting rack and pinion centering chuck |
| CN112222903A (en) * | 2020-10-20 | 2021-01-15 | 长沙岱联机械有限公司 | Production lift machine drives structural component processing frock |
| CN113103038A (en) * | 2021-03-31 | 2021-07-13 | 温县万兴液压元件有限公司 | Hydraulic locking equipment for vertical machining center |
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| CN108655794B (en) | 2024-02-23 |
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