CN103950335B - A kind of multistation swing axis movement five-axis numerical control engraving and milling machine bed - Google Patents

A kind of multistation swing axis movement five-axis numerical control engraving and milling machine bed Download PDF

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Publication number
CN103950335B
CN103950335B CN201410213276.8A CN201410213276A CN103950335B CN 103950335 B CN103950335 B CN 103950335B CN 201410213276 A CN201410213276 A CN 201410213276A CN 103950335 B CN103950335 B CN 103950335B
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axis
mounting
main shaft
fixed
axle
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Expired - Fee Related
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CN201410213276.8A
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CN103950335A (en
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聂晓根
范扬波
陈涛
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Fuzhou University
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Fuzhou University
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Abstract

The invention provides a kind of multistation five-axis numerical control engraving and milling machine bed, comprise by lathe bed base, the processing frame that the fixed cross beam at the column of both sides and column top forms, C axle system is installed on lathe bed base, rear between described lathe bed base and fixed cross beam is provided with Z axis mounting, and described Z axis mounting is provided with X-axis kinematic system, and described X-axis mounting is provided with Y-axis kinematic system, main shaft mounting is installed on Y-axis mounting, some spindle motors and cutter are installed on main shaft mounting. Main shaft mounting is connected on Y-axis mounting by two cradle head mechanisms, main shaft mounting under the drive system effect being formed by servomotor, feed screw nut pair, connecting rod and linkwork, drive main shaft and cutter rotate movable joint swing, realize the swing of main shaft. The present invention can be applicable to the carved pieces such as converted timber, bamboo wood, stone material, lucite, PVC, aluminium alloy and copper alloy, can realize carved piece complete, at a high speed, steady, high-quality processing, and the same time can carry out the processing of multiple stations.

Description

A kind of multistation swing axis movement five-axis numerical control engraving and milling machine bed
Technical field
The present invention relates to a kind of multistation five-axis numerical control engraving and milling machine.
Background technology
A kind of digitlization of numerical controlled engraving and milling device, automation engraving and milling machine tool, it is by computer, carving milling machine controller and carving milling ownerMachine three part compositions. Numerical controlled engraving and milling device designs and typesetting by the special engraving software configuring in computer, and by calculatingMachine is sent to design and the information of typesetting in carving milling machine controller automatically, then by controller, these information is changed into and can be drivenThe signal with power (train of pulse) of stepper motor or servomotor, controls the each kinematic axis motion of carving milling machine host and produces engravingFeed path, the engraving member (cutter) that makes to carve High Rotation Speed on milling machine cuts rapidoprint, and carve is in computerVarious planes or plastic relief figure and the word of design.
Numerical controlled carving mainly contains three-shaft linkage, four-axle linked Carving Machining at present, and for ornaments engraving is mainly three axlesWith a small amount of four-axle linked numerical controlled engraving and milling device. Three axles and four-axle linked numerical controlled engraving and milling device are mainly used in plane and general complicated revolutionThe processing of curved surface embossment part, can not adapt to have the processing of pentahedron complex structure gadget. Five axle connection of pentahedron processing at presentMoving machining center belongs to high-end Digit Control Machine Tool, mostly needs import, and expensive, and for gadget engraving industry, cost tooHeight, meanwhile, existing 5-axis machining center, only has a main shaft, the performances such as machine tool structure, lathe protect and feed speedThe particularity requirement of the inadaptable engraving of parameter industry, more cannot realize efficient, high to the single operation of pentahedron labyrinth gadgetAccurate, economic processing.
Summary of the invention
The present invention improves the problems referred to above, the technical problem to be solved in the present invention be existing engraving equipment withoutMethod adapts to efficient, the high-accuracy processing of the single operation of the pentahedron labyrinth gadget to multiple workpiece.
Specific embodiment of the invention scheme is: a kind of multistation five-axis numerical control engraving and milling machine bed, comprises by lathe bed base both sidesColumn and the processing frame that forms of the fixed cross beam at column top, it is characterized in that:
On described lathe bed base, install for driving workpiece to make the C axle system of gyration, described C axle system comprises lathe bedMotion mounting on base and be arranged at the C axle thimble on motion mounting;
Front between described lathe bed base and fixed cross beam is provided with moving beam, on described moving beam, workpiece is installedThimble, moving beam can move up and down along the guide rail of column front side, described workpiece thimble can move up and down with moving beam andWorkpiece rotates, locating, clamping work pieces;
Rear between described lathe bed base and fixed cross beam is provided with Z axis mounting, and described fixed cross beam top is provided with Z axis and watchesTake motor, described Z axis servomotor is connected and drives Z axis mounting along rear side two with the Z axis screw mandrel being longitudinally arranged between columnThe Z axis guide rail being fixed on column is done longitudinal Z-direction feed motion;
Described Z axis mounting is provided with X-axis kinematic system, and described X-axis kinematic system comprises X-axis mounting, is fixed on Z axis mountingOn motor and guide rail, the X-axis guide rail that described X-axis driven by motor screw mandrel drives X-axis mounting to arrange along transverse horizontal is made X to feedingMotion;
Described X-axis mounting is provided with Y-axis kinematic system, and described Y-axis kinematic system comprises the Y-axis seat that is fixed on X-axis mountingFrame, motor and be arranged at the Y-axis guide rail on X-axis mounting, describedly drive screw mandrel to drive Y-axis mounting longitudinally by Y-axis servomotorHorizontally disposed Y-axis guide rail is done Y-direction feed motion;
Described Y-axis mounting is provided with main shaft mounting, and described upper main shaft mounting is provided with spindle motor and cutter, described main shaftThe logical both sides of mounting are articulated with front side on Y-axis mounting, and Y-axis mounting is provided with a spindle drive motor, before described spindle drive motorSide is connected with feed screw nut pair through Hooks coupling universal coupling, on described feed screw nut pair, is provided with slide block, and slide block is through a connecting rod and masterAxle bed frame is connected, and described connecting rod and slide block and main shaft mounting be hinged formation cradle head all, and described spindle drive motor drivesThe moving main shaft mounting movable joint that rotates drives and cutter oscillation, the i.e. gyration of A axle.
Further, described C axle thimble is provided with several, and the C axle thimble of the described left and right sides is respectively by a C spindle motorDriving, described C spindle motor are connected with reductor.
Further, the number of cutters on described spindle motor is consistent with C axle thimble quantity.
Further, on described Z axis mounting, be fixed with cylinder or the oil cylinder for balancing gravity, be subject to reduce Z axis screw mandrelPower and distortion.
Compared with prior art, the present invention has following beneficial effect: compact conformation of the present invention, can be applicable to processing woodThe carved pieces such as material, bamboo wood, stone material, lucite, PVC, aluminium alloy and copper alloy, can realize carved piece complete, at a high speed, flatSurely, high-quality processing, and the same time there are multiple stations and process, can realize workpiece complete, at a high speed, steadily, heightThe processing of quality, has overcome in existing three axles and four-shaft numerically controlled carving milling machined and has easily produced and workpiece interference, collision phenomenon.
Brief description of the drawings
Fig. 1 is structure front view of the present invention
Fig. 2 is structure lateral side view of the present invention
Fig. 3 is oscillating spindle mechanism map of the present invention
In figure: 1, workpiece rotating shaft 2, lathe bed base 3, decelerator 4, left side C axle servomotor 5, column 6, guide rail7, pinion and rack 8, fixed cross beam 9, cylinder 10, moving beam 11, workpiece thimble 12, switch board, 13, cylinder14, right side C axle servomotor 15, Z axis mounting 16, Y-axis servomotor 17, Y-axis guide rail 18, Z axis guide rail 19, Timing Belt20, Z axis servomotor 21, Y-axis mounting system 22, Y-axis feed screw nut pair 23, X-axis mounting 24, X-axis guide rail 25, X-axis are enteredGive system 26, Z axis feed screw nut pair 27, Y-axis mounting 28, knife rest wobble servo motor 29, motor cabinet 30, main shaft screw mandrelPair of nut 31, rolling guide 32, guide rail slide block 33, cradle head 34, cradle head 35, cradle head 36, knife rest hingeChain axle bed 37, connecting rod 38, shaft coupling, 39, main shaft mount pad 40, main shaft 41, cutter.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
With reference to figure 1, Fig. 2 and Fig. 3, a kind of multistation five-axis numerical control engraving and milling machine bed. Described in it, process frame by lathe bed base2, column 5 and fixed cross beam 8 form " door " shape structure.
C axle system is installed on lathe bed base 2: C axle system comprises left and right two parts, by workpiece rotating shaft 1, decelerator 3 andLeft side C axle servomotor 4 and right side C axle servomotor 14 form, and the C axle servomotor of both sides drives respectively the work of the left and right sidesPart rotating shaft 1 is rotated, and C axle is made up of left and right two parts, can shorten C through-drive chain, and left and right two parts switched in opposite, can realize symmetryThe Carving Machining of workpiece.
Front between lathe bed base 2 and fixed cross beam 8 is provided with moving beam 10, and workpiece top is installed on moving beam 10Pin 11, moving beam can be also oil cylinder by both sides cylinder 13() drive and move up and down along guide rail 6, by rack-and-pinion machineStructure 7 is realized both sides and is synchronized with the movement, and thimble 11 can move up and down and rotate with workpiece with moving beam 10, locating, clamping work pieces.
Rear between lathe bed base 2 and fixed cross beam 8 is provided with Z axis mounting 15, and the Z axis being installed on fixed cross beam 8 is watchedTaking motor 20 drives is connected and drives Z axis feed screw nut pair 26 to be with the Z axis feed screw nut pair 26 being longitudinally arranged between columnThe guide rail 18 that moving Z axis mounting 15 is fixed on column along rear side two is done Z-direction feed motion, and Z axis mounting 15 is by cylinder 9(or oilCylinder) balancing gravity, to reduce Z axis feed screw nut pair 26 force and deformations.
Described Z axis mounting is provided with X-axis kinematic system, and described X-axis kinematic system comprises X-axis mounting, is fixed on Z axis mountingOn motor and guide rail, the X-axis guide rail that described X-axis driven by motor screw mandrel drives X-axis mounting to arrange along transverse horizontal is made X to feedingMotion.
Z axis mounting 15 is provided with X-axis motion mounting 23, motor cabinet and the X-axis guide rail of X-axis motion mounting 23 feed systems 2524 are fixed on Z axis mounting 15, drive screw mandrel by X-axis feed system 25(servomotor) drive X-axis mounting 23 along transverse horizontalTwo guide rails 24 of arranging are made X to feed motion.
X-axis mounting 23 is provided with Y-axis kinematic nest frame system 21 and main shaft mount pad frame system 39, Y-axis kinematic nest frame system21 motor cabinet and Y-axis guide rail 17 are fixed on X-axis mounting 23, pass through Timing Belt 19 driving-belt movable wires by Y-axis servomotor 16Stem nut secondary 22 drive Y-axis mountings 21 and main shaft mounting 29 longitudinally horizontally disposed Y-axis guide rail 17 do Y-direction feed motion.
Be furnished with main shaft mounting 39 at the front end of Y-axis mounting 27, some spindle motor 40 Hes are installed on main shaft mounting 39Cutter 41, main shaft mounting 39 is connected on Y-axis mounting 27 by both sides cradle head mechanism 34, makes cutter 41 movable joint that can rotateMechanism 34 rotates, and main shaft mounting 39 is by knife rest wobble servo motor 28, main shaft feed screw nut pair 30, connecting rod 37 and hinged machineThe drive system that structure 33 the forms movable joint 34 that rotates drives main shaft 40 and cutter 41 to swing, and realizes the gyration of A axle.
Above-mentioned main shaft mounting 39 is installed on the moving mounting 27 of y-axis shift, is connected cutter 41 by hinged 34 with Y-axis mounting 27Rotate around hinge 34 with main shaft mounting 39 with main shaft 40, the driving mechanism that main shaft mounting 39 rotates is by knife rest wobble servo motor28, rolling lead screw 30, connecting rod 37, hinge 33 and rolling guide 31 form. Rolling lead screw nut seat 38 is fixing with guide rail slide block 32Connect, a side of connecting rod 37 is connected with rolling lead screw nut seat 38 by hinge 33, and opposite side is by hinge 35 and knife rest hingeAxle bed 36 connects. Wobble servo motor 28 drives rolling lead screw pair of nut 30 to move, and guide rail slide block 32 is at rolling lead screw pair of nutReciprocating along guide rail 31 under 30 effect, and then drive the hinged connecting rod 37 in two ends to drive main shaft mounting 39 to swing.
Add man-hour, workpiece is made C to rotation with C axle 1, and cutter 41 is made X, Y, Z rectilinear motion and A to swing, realizes multistationThe moving processing of 5-linked.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change withModify, all should belong to covering scope of the present invention.

Claims (4)

1. a multistation five-axis numerical control engraving and milling machine bed, comprises by lathe bed base, the fixing horizontal stroke at the column of both sides and column topThe processing frame that beam forms, is characterized in that,
On described lathe bed base, install for driving workpiece to make the C axle system of gyration, described C axle system comprises lathe bed baseOn motion mounting and be arranged at the C axle thimble on motion mounting;
Front between described lathe bed base and fixed cross beam is provided with moving beam, and workpiece top is installed on described moving beamPin, moving beam can move up and down along the guide rail of column front side, and described workpiece thimble can move up and down and work with moving beamPart rotates, locating, clamping work pieces;
Rear between described lathe bed base and fixed cross beam is provided with Z axis mounting, and described fixed cross beam top is provided with the servo electricity of Z axisMachine, described Z axis servomotor is connected and drives Z axis mounting fixing along rear side two with the Z axis screw mandrel being longitudinally arranged between columnZ axis guide rail on column is done longitudinal Z-direction feed motion;
Described Z axis mounting is provided with X-axis kinematic system, and described X-axis kinematic system comprises X-axis mounting, is fixed on Z axis mountingMotor and guide rail, the X-axis guide rail that described X-axis driven by motor screw mandrel drives X-axis mounting to arrange along transverse horizontal is made X and is transported to feedingMoving;
Described X-axis mounting is provided with Y-axis kinematic system, and described Y-axis kinematic system comprises the Y-axis mounting, the electricity that are fixed on X-axis mountingMachine and be arranged at the Y-axis guide rail on X-axis mounting, drives screw mandrel to drive longitudinally horizontally disposed Y-axis of Y-axis mounting by y-axis motorGuide rail is done Y-direction feed motion;
Described Y-axis mounting is provided with main shaft mounting, and described main shaft mounting is provided with spindle motor and cutter, described main shaft mounting twoSide is articulated with front side on Y-axis mounting, and Y-axis mounting is provided with a spindle drive motor, and described spindle drive motor front side is through universalShaft coupling is connected with feed screw nut pair, on described feed screw nut pair, is provided with slide block, and slide block is through a connecting rod and main shaft mounting phaseConnect, described connecting rod and slide block and main shaft mounting be hinged formation cradle head all, described spindle drive motor drive shaft seatThe frame movable joint that rotates drives main shaft and cutter oscillation.
2. a kind of multistation five-axis numerical control engraving and milling machine bed according to claim 1, described C axle thimble is provided with several, a left sideThe described C axle thimble of right both sides is connected with reductor by the driving of C spindle motor, a described C spindle motor respectively.
3. a kind of multistation five-axis numerical control engraving and milling machine bed according to claim 2, the number of cutters on described spindle motorConsistent with C axle thimble quantity.
4. a kind of multistation five-axis numerical control engraving and milling machine bed according to claim 2, is fixed with for balance weight on Z axis mountingThe cylinder of power or oil cylinder, to reduce Z axis screw mandrel force and deformation.
CN201410213276.8A 2014-05-21 2014-05-21 A kind of multistation swing axis movement five-axis numerical control engraving and milling machine bed Expired - Fee Related CN103950335B (en)

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CN104669910B (en) * 2014-12-31 2018-01-16 山东晨灿机械设备股份有限公司 Eight first five axles Three-D oscillating engraving machines
CN105667169B (en) * 2016-03-18 2018-04-20 南通欧科数控设备有限公司 A kind of five axial plane yaw engraving machine of bull
CN106042081B (en) * 2016-07-28 2018-05-04 福州大学 Multi-station digital-controlled shoe tree crude green body all-in-one machine
CN107042719B (en) * 2017-05-18 2019-08-09 连云港菲利制药设备有限公司 A kind of engraving machine
CN109663958A (en) * 2017-10-13 2019-04-23 大族激光科技产业集团股份有限公司 A kind of multiaxis PCB molding machine

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CN101774037A (en) * 2010-02-26 2010-07-14 广东巨轮模具股份有限公司 Five-axis numerical control engraving and milling machine for tire sidewall plate
CN202779948U (en) * 2012-07-11 2013-03-13 深圳市精一智能机械有限公司 Five-axis numerical control engraving and milling machine
CN202780719U (en) * 2012-07-11 2013-03-13 深圳市精一智能机械有限公司 Five-shaft numerically controlled engraving and milling machine
CN203876459U (en) * 2014-05-21 2014-10-15 福州大学 Multistation spindle swing type five-axis numerical-control engraving and milling machine tool

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