CN108818012A - Numerical control machining center - Google Patents
Numerical control machining center Download PDFInfo
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- CN108818012A CN108818012A CN201811009244.0A CN201811009244A CN108818012A CN 108818012 A CN108818012 A CN 108818012A CN 201811009244 A CN201811009244 A CN 201811009244A CN 108818012 A CN108818012 A CN 108818012A
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- workbench
- sliding
- numerical control
- machining center
- platform
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- 238000012545 processing Methods 0.000 claims abstract description 41
- 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 34
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 244000309464 bull Species 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000003825 pressing Methods 0.000 description 5
- 238000003801 milling Methods 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 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 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/64—Movable or adjustable work or tool supports characterised by the purpose of the movement
- B23Q1/66—Worktables interchangeably movable into operating positions
-
- 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
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
- B23Q7/02—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of drums or rotating tables or discs
Abstract
The invention discloses a kind of numerical control machining centers,It is intended to provide a kind of with the clamping that can carry out next group part while processing to part,Reduce the time of clamping,The numerical control machining center for the advantages of promoting overall processing efficiency,Its key points of the technical solution are that,Sliding is connected with isolating door in processing cavity,Processing cavity is divided into inner cavity and exocoel by isolating door,Tool holder is located in inner cavity,Machine table includes the prepackage platform in exocoel and the workbench in inner cavity,Pedestal is equipped with the holding tank for connecting prepackage platform and workbench,Prepackage platform and workbench slide and are connected in holding tank,It is equipped in holding tank for limiting prepackage platform,The sliding rail of workbench sliding trajectory,Sliding rail is arranged in rectangle,The driving mechanism for driving prepackage platform and workbench to slide along sliding rail shape is additionally provided in pedestal,The disassembly of last consignment of part and the pre- clamping of next group part can be carried out while processing to part,Reduce the time wasted in part manufacturing procedure.
Description
Technical field
The present invention relates to machine parts'precise processing apparatus fields, and in particular to a kind of numerical control machining center.
Background technique
Machining center is developed from CNC milling machine.Maximum difference with CNC milling machine is that machining center has certainly
The ability of dynamic exchange process tool can be in clamped one time by moving certainly by installing the cutter of different purposes on tool magazine
Knife system changes the process tool on main shaft, realizes a variety of machining functions.
The high efficiency for being suitable for process complex parts that numerical control machining center is made of mechanical equipment and digital control system oneself
Dynamicization lathe.Numerical control machining center is current one of yield highest, most widely used numerically-controlled machine tool in the world.Part to be processed
After clamped one time, digital control system can control lathe and be automatically selected and replaced cutter by different processes；
Automatic motion profile and the other miscellaneous functions for changing machine spindle speed, the amount of feeding and cutter opposite piece, continuously
It is automatically drilled to each machined surface of workpiece, spot-facing, fraising, bore hole, tapping, the multistage manufacturing processes such as milling.Due to processing
Center can intensively, be automatically completed working procedures, avoid artificial operating error, reduce clamping workpiece, measurement and machine
The turnover of adjustment time and workpiece, carrying and the resting period of bed, processing efficiency and machining accuracy are substantially increased, so having good
Good economic benefit.Machining center can be divided into vertical machining centre and horizontal Machining centers in the position in space by main shaft.
Its comprehensive process ability is stronger, and more processing content can be completed after workpiece clamped one time, and machining accuracy is higher,
With regard to the batch workpiece of medium difficulty of processing, efficiency is 5~10 times of conventional equipment, and especially it can complete many conventional equipments
The processing that cannot be completed, more complex to shape, the high single-piece work of required precision or small batch multi-item production are more applicable.
It concentrates the functions such as milling, boring, drilling, tapping and screw cutting on one device, makes it have more
Kind process means.Spatial position classification when machining center is according to spindle processing has：Horizontal and vertical machining centre.It is used by technique
Way classification has：Boring-milling center, Compositions of metal-working machines.Have by function special sort：Single workbench, double-workbench and multiplexing are made
Platform machining center.Single shaft, twin shaft, three axis and machining center of interchangeable spindle box etc..
By machining center coordinates of motion number and the number of coordinates of control simultaneously point：There are the linkage of three axis two, three axle linkages, four axis
Three linkages, five axis four-axle linkages, six-axle five-linkage etc..Three axis, four axis refer to the coordinates of motion number that machining center has, and linkage refers to
Control system can control simultaneously the number of coordinates of movement, to realize the position and speed control of cutter opposite piece.
Currently, the Chinese patent of Publication No. CN207668985U discloses a kind of numerical control machining center, it includes pedestal,
The upper end of the pedestal is provided with machining center, the machining center includes the Y-axis linear guide being set on the base, described
The side of the nearly backboard of Y-axis linear guide is provided with seal closure, and Y-axis servo motor is provided in seal closure, in Y-axis linear guide
The X-axis slide block of setting is provided with X-axis linear guide in the X-axis slide block, and X-axis servo electricity is provided at the X-axis linear guide
Machine is provided with column on the backboard, and Z axis linear guide on the column is provided with Z axis sliding block in Z axis linear guide,
Machining machine and tool and Z axis servo motor are provided on Z axis sliding block, the bottom of the Z axis linear guide is provided with Z axis limited block.
Although this numerical control machining center is provided with main cover in processing district, prevent metallic dust from polluting.Simultaneously using intelligence
Change control, it is high in machining efficiency, but in the actual production process, the clamping of part before processing requires a great deal of time,
Machining center is merely able to standby in clamping process, and overall processing efficiency is lower.
Summary of the invention
The object of the present invention is to provide a kind of numerical control machining centers, have under capable of carrying out while processing to part
The advantages of clamping of a collection of part reduces the time of clamping, promotes overall processing efficiency.
Above-mentioned technical purpose of the invention technical scheme is that：
A kind of numerical control machining center forms processing cavity including pedestal and around the shell on pedestal between shell and pedestal,
Machine table and tool holder are equipped in processing cavity, sliding is connected with isolating door in processing cavity, and processing cavity is divided into inner cavity by isolating door
And exocoel, tool holder are located in inner cavity, machine table includes the prepackage platform in exocoel and the workbench in inner cavity, bottom
Seat is equipped with the holding tank for connecting prepackage platform and workbench, pre-installs platform and workbench slides and is connected in holding tank, hold
Receive the sliding rail being equipped in slot for limit prepackage platform, workbench sliding trajectory, sliding rail is additionally provided in pedestal and is used in rectangle setting
The driving mechanism for driving prepackage platform and workbench to slide along sliding rail shape.
It, can be with when operator, which needs to install part in machine table, to process by using above-mentioned technical proposal
The prepackage platform for installing part is moved to the position of workbench by sliding rail, the part being pre-installed is in inner cavity and is added
Work；While processing in the lumen, operator can will carry out the prepackage of part on the workbench in exocoel, so exist
Part in inner cavity can directly slide onto the part in exocoel in inner cavity after processing is completed to be processed.
The disassembly of last consignment of part and the pre- clamping of next group part can be so carried out while processing to part,
So that time needed for reducing clamping, two procedures carry out together, the processing efficiency of part entirety is promoted, part is reduced and processes work
The time wasted in sequence.
Further setting：Driving mechanism includes the sliding block for being fixed on workbench and pre-installing platform both ends, and sliding block is embedded at sliding rail
In and can be slid in sliding rail, sliding rail midpoint is rotatably connected to bull stick, and the sliding of bull stick end is connected with for driving cunning
The movable interlocking lever of block, interlocking lever end and sliding block are hinged.
Further setting：Driving spring is arranged on interlocking lever, driving spring one end is fixed on the company of interlocking lever and sliding block
End is connect, the other end is fixed on bull stick end, and skidding distance of the interlocking lever in bull stick end is greater than the half of sliding rail long side.
By using above-mentioned technical proposal, when driving bull stick rotation to operator, the interlocking lever sliding of bull stick end is pushed away
Movable slider slides along the sliding rail held, and driving spring is able to maintain the pushing course of interlocking lever, can also connect interlocking lever with
Bull stick, to realize the exchange of prepackage platform and workbench.
Further setting：Interlocking lever and driving spring are symmetrically arranged with two groups on bull stick, and respectively with prepackage platform and work
Sliding block connection on platform.
By using above-mentioned technical proposal, interlocking lever and driving spring are arranged two groups and can drive prepackage platform and work simultaneously
Platform is slid, and keeps prepackage platform synchronous with workbench.
Further setting：It is additionally provided with the loading plate for carrying prepackage platform and workbench in holding tank, is rotatably connected on appearance
It receives in slot and the carrying impeller by being set in holding tank pushes rotation.
Further setting：Carrying impeller includes the promotion oil cylinder being fixed in holding tank perpendicular to horizontal plane, pushes oil
Push rod is hinged on the output shaft of cylinder, the connecting pin sliding of push rod and promotion oil cylinder is connected in holding tank, and the other end is hinged on
On loading plate bottom surface.
By using above-mentioned technical proposal, the output shaft activity of oil cylinder is pushed, push rod and loading plate rotation is driven, will carry
Plate is rotated to the bottom surface of prepackage platform and workbench, to realize the support to prepackage platform and workbench.
Further setting：Isolating door includes the left door plate and right door plate being symmetrically set, and left door plate is with right door plate
Folding door, and the starting cylinder by being fixed on the roof of inner cavity pushes opening and closing, left door plate and right door plate bottom open up useful
In the through slot for accommodating machine table.
By using above-mentioned technical proposal, left door plate and right door plate are opened by starting cylinder；When part process into
When row, starting cylinder drives left door plate and right door plate to close, and the setting of through slot can accommodate workbench
Further setting：Two sides on pedestal positioned at workbench are obliquely installed to form dirt discharge groove, and dirt discharge groove is in communication with the outside, processing
The intracavitary rotating mechanism being additionally provided with for driving tool holder to rotate.
By using above-mentioned technical proposal, dirt discharge groove can facilitate the clast after numerical control machining center discharge processing, rotation
Mechanism can be convenient for changing cutter, improve the alignment efficiency and whole processing efficiency of cutter.
In conclusion the invention has the advantages that：
The disassembly of last consignment of part and the pre- clamping of next group part can be carried out while processing to part, to reduce
Time needed for clamping, two procedures carry out together, promote the processing efficiency of part entirety, reduce and waste in part manufacturing procedure
Time.
Detailed description of the invention
Fig. 1 is the structure chart of embodiment 1；
Fig. 2 is in embodiment 1 for showing the schematic diagram of machine table；
Fig. 3 is in embodiment 1 for showing the schematic diagram of steering mechanism；
Fig. 4 is in embodiment 2 for showing the schematic diagram of machine table；
Fig. 5 is in embodiment 2 for showing the schematic diagram of driving mechanism；
Fig. 6 is in embodiment 2 for showing the schematic diagram of carrying impeller；
Fig. 7 is in embodiment 3 for showing the schematic diagram for determining angle rotating mechanism；
Fig. 8 is in embodiment 4 for showing the schematic diagram of clamping device；
Fig. 9 is in embodiment 5 for showing the schematic diagram of fixing piece.
In figure, 1, pedestal；11, shell；12, processing cavity；121, inner cavity；122, exocoel；13, tool holder；14, it is isolated
Door；141, left door plate；142, right door plate；143, start cylinder；144, through slot；15, tray；16, dirt discharge groove；17, holding tank；
171, sliding rail；2, machine table；21, platform is pre-installed；22, workbench；23, card slot；24, slideway；3, steering mechanism；31, middle shaft；
32, tumbler；321, driven disc；322, driving disc spacing pressing；323, motor reducer；324, driven disc；325, follower lever；326, it erects
Bar；327, limit card slot；328, slot is turned to；33, driving shaft；34, driven shaft；35, worm driver gear；36, active worm screw；37, it bores
Gear；4, driving mechanism；41, sliding block；42, bull stick；43, interlocking lever；44, driving spring；45, loading plate；5, impeller is carried；
51, oil cylinder is pushed；52, push rod；6, sliding part；61, bar is slid；62, determine angle rotating mechanism；621, active turntable；622, driven
Turntable；623, micromotor；624, rotating bar；625, eccentric rod；626, intermediate bar；627, pushing block；63, rotary shaft；64, it keeps off
Piece；65, push the spring；66, fastener；661, gear is fastened；662, rack gear is fastened；663, cylinder is fastened；7, clamping device；
71, grip block；72, holding tank；73, rotating plate；74, cylindricality clamping piece；741, clamping piece；742, pinch wheels；75, common clamping
Part；76, supporting rod；77, actuator is clamped；771, clamping hydraulic cylinder；772, motor is clamped；773, lead screw is clamped；774, first
Thread segment；775, the second thread segment；776, sliding shoe；78, rotary electric machine；8, fixing piece；81, fixing groove；82, fixed cylinder；
83, fixed block.
Specific embodiment
The following further describes the specific embodiments of the present invention with reference to the drawings.
The technical scheme adopted by the invention is that：
Embodiment 1, a kind of multifunctional numerical control machining center, as shown in Figure 1, including pedestal 1 and around the shell on pedestal 1
11, processing cavity 12 is formed between shell 11 and pedestal 1, is equipped with machine table 2 and tool holder 13 in processing cavity 12, in processing cavity 12
Sliding is connected with isolating door 14, and isolating door 14 divides processing cavity 12 for inner cavity 121 and exocoel 122, and tool holder 13 is located at inner cavity
In 121, machine table 2 includes the prepackage platform 21 in exocoel 122 and the workbench 22 in inner cavity 121.
As shown in Figure 1, Figure 2 and Figure 3, the whole setting cylindrical of processing cavity 12 pre-installs platform 21 and workbench 22 in half
Round setting, prepackage platform 21 and 22 bottom of workbench offer card slot 23, are fixed on pedestal 1 and are arranged in arc shape and fit
Slideway 24 assigned in card slot 23, the two sides that workbench 22 is located on pedestal 1 are obliquely installed to form dirt discharge groove 16.Isolating door 14 includes
The left door plate 141 and right door plate 142 being symmetrically set, left door plate 141 and right door plate 142 are folding door, and pass through fixation
Opening and closing is pushed in the starting cylinder 143 on 121 roof of inner cavity, left door plate 141 and 142 bottom of right door plate are offered for accommodating
The through slot 144 of machine table 2.
As shown in Figure 1, Figure 2 and Figure 3, prepackage platform 21 and workbench 22 are by being rotatably connected on turning for 1 middle position of pedestal
It is connected to mechanism 3, steering mechanism 3 includes the middle shaft 31 being rotatably connected on pedestal 1, and prepackage platform 21 and workbench 22 are fixed
In middle shaft 31, the tumbler 32 for 180 ° of the rotation of shaft 31 in driving is additionally provided on pedestal 1, tumbler 32 includes being used for
The driven disc 321 of the rotation of shaft 31, the driving disc spacing pressing 322 for being rotatably connected on pedestal 1 and cooperating with driven disc 321 in drive, with
And the motor reducer 323 for driving driving disc spacing pressing 322 to rotate.
As shown in Figure 1, Figure 2 and Figure 3, driven disc 321 includes that two panels is fan-shaped and symmetrically arranged driven disc 324, and
Relative to the vertically disposed follower lever 325 of driven disc 324,325 both ends of follower lever are respectively and fixedly provided with vertical bar 326, vertical bar 326 perpendicular to
Plane where driven disc 324 and follower lever 325.The whole rounded setting of driving disc spacing pressing 322, if 322 outer circle of driving disc spacing pressing is equipped with
A uniform ring is done around the limit card slot 327 in its center of circle, limit card slot 327 and the shape of driven disc 324 fit, adjacent limiting card
It is offered between slot 327 and turns to slot 328, the depth for turning to slot 328 is equal to the half of 325 length of follower lever, and the length of vertical bar 326
Degree is greater than the thickness of driven disc 324.
As shown in Figure 1, Figure 2 and Figure 3, it is respectively and fixedly provided on the output shaft of motor reducer 323 and active worm screw 36 and mutually nibbles
The bevel gear 37 of conjunction is additionally provided on pedestal 1 and rotates angle and tray 15 for carrying machine table 2 for limiting machine table 2.It is main
Moving plate 322 is rotatably connected on pedestal 1 by driving shaft 33, and driven disc 321 is rotatably connected on pedestal 1 by driven shaft 34,
It is concentric on driving shaft 33 to be fixed with worm driver gear 35, the active worm screw for being engaged in worm driver gear 35 is rotatably connected in pedestal 1
36。
Embodiment 2, a kind of numerical control machining center, as shown in Figure 4, Figure 5 and Figure 6, difference from example 1 is that,
Pedestal 1 is equipped with the holding tank 17 for connecting prepackage platform 21 and workbench 22, pre-installs platform 21 and workbench 22 slides connection
The sliding rail 171 for limiting prepackage platform 21,22 sliding trajectory of workbench, sliding rail 171 are equipped in holding tank 17, in holding tank 17
It is arranged in rectangle, the driving mechanism for driving prepackage platform 21 and workbench 22 to slide along 171 shape of sliding rail is additionally provided in pedestal 1
4。
As shown in Figure 4, Figure 5 and Figure 6, driving mechanism 4 includes the sliding block 41 for being fixed on workbench 22 and pre-installing 21 both ends of platform,
Sliding block 41 is embedded in sliding rail 171 and can slide in sliding rail 171, and 171 midpoint of sliding rail is rotatably connected to bull stick 42, turns
The sliding of 42 end of bar is connected with for the band movable interlocking lever 43 of movable slider 41, and 43 end of interlocking lever and sliding block 41 are hinged.It interlocks
Driving spring 44 is arranged on bar 43,44 one end of driving spring is fixed on the connecting pin of interlocking lever 43 Yu sliding block 41, and the other end is solid
It is scheduled on 42 end of bull stick, and skidding distance of the interlocking lever 43 in 42 end of bull stick is greater than the half of 171 long side of sliding rail.Interlocking lever
43 and driving spring 44 two groups are symmetrically arranged on bull stick 42, and respectively with prepackage platform 21 and workbench 22 on sliding block 41 connect
It connects.
As shown in Figure 4, Figure 5 and Figure 6, the loading plate for carrying prepackage platform 21 and workbench 22 is additionally provided in holding tank 17
45, it is rotatably connected in holding tank 17 and the carrying impeller 5 by being set in holding tank 17 pushes rotation.Carry impeller 5
Including the promotion oil cylinder 51 being fixed on perpendicular to horizontal plane in holding tank 17, pushes and be hinged with push rod on the output shaft of oil cylinder 51
52, the connecting pin sliding of push rod 52 and promotion oil cylinder 51 is connected in holding tank 17, and the other end is hinged on 45 bottom surface of loading plate.
Embodiment 3, a kind of numerical control machining center, as shown in Figure 1 and Figure 7, with embodiment 1 or 2 the difference is that, knife
Tool deck 13 is connected in inner cavity 121 by sliding part 6 perpendicular to horizontal plane sliding, and is arranged towards 2 side of machine table, sliding
Part 6 includes the sliding bar 61 that sliding is connected on 12 roof of processing cavity, slides and is additionally provided on bar 61 for driving tool holder 13
That determines angle rotation determines angle rotating mechanism 62, and tool holder 13 is rotatably connected on sliding 61 end of bar by rotary shaft 63, determines angle
Rotating mechanism 62 include be rotatably connected on sliding 61 end of bar active turntable 621 and be fixed in rotary shaft 63 and with actively
The driven turntable 622 that turntable 621 cooperates further includes the micromotor 623 for driving active turntable 621 to rotate.
As shown in fig. 7,622 edge of driven turntable is fixed with several rotating bars around the setting of 622 center of circle of driven turntable
624, the angle and spacing between adjacent rotated bar 624 are all the same, and the quantity of rotating bar 624 and position correspond to tool holder
13 quantity fixed a cutting tool and position setting.Eccentric setting has eccentric rod 625, eccentric rod 625 and rotating bar on active turntable 621
By 626 linkage rotation of intermediate bar between 624,626 one end of intermediate bar is rotatably connected on eccentric rod 625, and the other end is fixed with
For pushing the pushing block 627 of rotating bar 624, pushing block 627 is arranged in " L " font, and recessed position corresponds to the setting of rotating bar 624.
As shown in fig. 7, being interference fitted between rotary shaft 63 and sliding bar 61, slides and be fixed with baffle 64, baffle on bar 61
It is equipped between 64 and pushing block 627 for pushing pushing block 627 towards the movable push the spring 65 of rotating bar 624, push the spring 65 1
End is fixed on baffle 64, and the other end is fixedly connected with pushing block 627.It is additionally provided in sliding bar 61 for locking the tight of rotary shaft 63
Firmware 66, fastener 66 include that the concentric fastening gear 661 being fixed in rotary shaft 63 and sliding are connected to sliding bar 61
Interior fastening rack gear 662, fastening rack gear 662 and fastening gear 661 cooperate, and slide in bar 61 and are additionally provided with for pushing fastening
The fastening cylinder 663 that rack gear 662 slides.
Embodiment 4, a kind of numerical control machining center, as shown in figure 8, the difference is that, being pre-installed with embodiment 1 or 2 or 3
The clamping piece for holding parts is equipped on platform 21 and workbench 22, clamping device 7 includes the clamping being fixed in machine table 2
Plate 71 offers the setting of several permutations on grip block 71 and is in the holding tank 72 of semi-cylindrical form, the company of rotation in holding tank 72
It is connected to rotating plate 73,73 side of rotating plate is fixed with the cylindricality clamping piece 74 for clamping cylindrical component, and the other side, which is fixed with, to be used for
Clamp the common clamping piece 75 of regular shape part.
It is symmetrically slid on rotating plate 73 as shown in figure 8, cylindricality clamping piece 74 and common clamping piece 75 include two
Supporting rod 76, supporting rod 76 is slidably connected on rotating plate 73 by sliding shoe 776, is additionally provided on rotating plate 73 for driving sliding
Block 776 is simultaneously towards or away from the clamping actuator 77 of sliding.Clamping actuator 77 includes the clamping electricity being fixed on rotating plate 73
Machine 772, clamps and is fixed with clamping lead screw 773 on the output shaft of motor 772, and clamping lead screw 773 penetrates on rotating plate 73 positioned at same
Two pieces of sliding shoes 776 of side are simultaneously threadedly coupled therewith, and clamping lead screw 773 is equipped with the first opposite thread segment 774 of screw thread and the
Two thread segments 775, two pieces of sliding shoes 776 are located in the first thread segment 774 and the second thread segment 775.
As shown in figure 8, cylindricality clamping piece 74 includes the relatively fixed clamping piece 741 in 76 end of supporting rod, clamping piece 741
Arc-shaped setting is rotatably connected to two pinch wheels 742 about 741 center symmetric setting of clamping piece in clamping piece 741, clamps
Wheel 742 is equipped with non-slip texture.Grip block 71 is equipped with the rotary electric machine 78 for driving rotating plate 73 to rotate, and goes back on grip block 71
Equipped with the fixing piece 8 for locking rotating plate 73, fixing piece 8 includes being opened in consolidating for adjacent 74 two sides of column shape clamp gripping member of rotating plate 73
Determine slot 81, fixed cylinder 82 is equipped in holding tank 72, is fixedly connected on the output shaft of fixed cylinder 82 and is adapted to holding tank 72
Fixed block 83.
Embodiment 5, a kind of numerical control machining center, as shown in figure 9, the difference is that, clamping actuator with embodiment 4
77 include that several are fixed on the clamping hydraulic cylinder 771 on rotating plate 73, and the output shaft of clamping hydraulic cylinder 771 is fixed on sliding shoe
On 776, and clamping hydraulic cylinder 771 is fixed towards 73 center side of rotating plate.
The above are preferred embodiments of the present invention, is not intended to limit the present invention in any form, all foundations
Technical spirit of the invention any simple modification, equivalent change and modification made to the above embodiment, belong to inventive technique
In the range of scheme.
Claims (8)
1. a kind of numerical control machining center, including pedestal (1) and around the shell (11) on pedestal (1), shell (11) and bottom
Processing cavity (12) are formed between seat (1), machine table (2) and tool holder (13) are equipped in processing cavity (12), it is characterised in that：Institute
It states sliding in processing cavity (12) to be connected with isolating door (14), processing cavity (12) is divided into inner cavity (121) and exocoel by isolating door (14)
(122), tool holder (13) is located in inner cavity (121), machine table (2) include prepackage platform (21) in exocoel (122) and
Workbench (22) in inner cavity (121), pedestal (1) are equipped with the receiving for connecting prepackage platform (21) and workbench (22)
Slot (17), pre-installs platform (21) and workbench (22) slides and is connected in holding tank (17), is equipped in holding tank (17) for limiting
System pre-installs the sliding rail (171) of platform (21), workbench (22) sliding trajectory, and sliding rail (171) is arranged in rectangle, also sets in pedestal (1)
There is the driving mechanism (4) for driving prepackage platform (21) and workbench (22) to slide along sliding rail (171) shape.
2. numerical control machining center according to claim 1, it is characterised in that：The driving mechanism (4) includes being fixed on work
Make platform (22) and pre-install the sliding block (41) at platform (21) both ends, sliding block (41) is embedded in sliding rail (171) and can be in sliding rail (171)
Middle sliding, sliding rail (171) midpoint are rotatably connected to bull stick (42), and the sliding of bull stick (42) end is connected with for band movable slider
(41) movable interlocking lever (43), interlocking lever (43) end and sliding block (41) are hinged.
3. numerical control machining center according to claim 2, it is characterised in that：Driving bullet is arranged on the interlocking lever (43)
Spring (44), driving spring (44) one end are fixed on the connecting pin of interlocking lever (43) Yu sliding block (41), and the other end is fixed on bull stick
(42) end, and skidding distance of the interlocking lever (43) in bull stick (42) end is greater than the half of sliding rail (171) long side.
4. numerical control machining center according to claim 3, it is characterised in that：The interlocking lever (43) and driving spring (44)
Two groups are symmetrically arranged on bull stick (42), and is connect respectively with the sliding block (41) on prepackage platform (21) and workbench (22).
5. numerical control machining center according to claim 1, it is characterised in that：It is additionally provided in the holding tank (17) for holding
The loading plate (45) for carrying prepackage platform (21) and workbench (22) is rotatably connected in holding tank (17) and by being set to holding tank
(17) the carrying impeller (5) in pushes rotation.
6. numerical control machining center according to claim 5, it is characterised in that：The carrying impeller (5) include perpendicular to
Horizontal plane is fixed on the promotion oil cylinder (51) in holding tank (17), pushes and is hinged with push rod (52) on the output shaft of oil cylinder (51),
The sliding of the connecting pin of push rod (52) and promotion oil cylinder (51) is connected in holding tank (17), and the other end is hinged on loading plate (45) bottom
On face.
7. numerical control machining center according to claim 1, it is characterised in that：The isolating door (14) includes symmetrically setting
The left door plate (141) and right door plate (142) set, left door plate (141) and right door plate (142) are folding door, and by being fixed on
Starting cylinder (143) on inner cavity (121) roof pushes opening and closing, and left door plate (141) and right door plate (142) bottom open up useful
In the through slot (144) for accommodating machine table (2).
8. numerical control machining center according to claim 7, it is characterised in that：It is located at workbench (22) on the pedestal (1)
Two sides be obliquely installed to be formed dirt discharge groove (16), dirt discharge groove (16) is in communication with the outside, and is additionally provided with for driving in processing cavity (12)
The rotating mechanism of tool holder (13) rotation.
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| CN201811009244.0A CN108818012B (en) | 2018-08-31 | 2018-08-31 | Numerical control machining center |
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| CN201811009244.0A CN108818012B (en) | 2018-08-31 | 2018-08-31 | Numerical control machining center |
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| CN108818012B CN108818012B (en) | 2024-04-02 |
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| Publication number | Publication date |
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| CN108818012B (en) | 2024-04-02 |
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