CN103223634A - Synchronous processing device with circular array curve surface structure - Google Patents
Synchronous processing device with circular array curve surface structure Download PDFInfo
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- CN103223634A CN103223634A CN2013101523670A CN201310152367A CN103223634A CN 103223634 A CN103223634 A CN 103223634A CN 2013101523670 A CN2013101523670 A CN 2013101523670A CN 201310152367 A CN201310152367 A CN 201310152367A CN 103223634 A CN103223634 A CN 103223634A
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Abstract
The invention discloses a synchronous processing device with a circular array curve surface structure. The synchronous processing device comprises main shaft processing units, radial motion units, a working table motion unit, dual-layer main shaft processing units and a gantry-type synchronous processing device with the circular array curve surface structure, wherein the main shaft processing units are mounted on the bases of the radial motion units, fixed through bolts, used for processing the curve surfaces of the blades of a workpiece impeller, and mounted in the circumferential direction; the central angle between every two main shaft processing units is an integral multiple of the included angle between the blades; the radial motion units are used for controlling the main shaft processing units on the radial motion units to move in the radial direction; the working table motion unit is mounted on the bases of the radial motion units and used for rotating and moving the blades up and down; the curve surfaces of the blades are processed through the three motions of the blades under the control of a digital control system; and the dual-layer main shaft processing units are mounted on the bases instead of the main shaft processing units and can be used for processing two layers of impellers at the same time, so that the processing efficiency of complex parts is improved.
Description
Technical field
The present invention relates to a kind of circumference array curved-surface structure synchronous processing device, it is that a kind of Synchronous motion control mechanism that utilizes controls a plurality of emery wheels simultaneously, synchronously the highly-efficient processing device of a plurality of spoon of blades on the grinding impeller.Can shorten the process time of impeller at double, significantly improve working (machining) efficiency.And the design can also be applied to the processing of curved surfaces such as irregular gear, and is with a wide range of applications.Belong to the metal cutting processing technique field.
Background technology
Along with the development of automobile and aerospace industry, spatial complex curved surface processing more and more becomes the emphasis and the difficult point of processing industry.All kinds of spatial complex curved surface parts such as blade, integral wheel, turbine for example.This class part is operated in high temperature, high pressure mostly.Under the high speed conditions, the selection of material mostly is hard-cutting material, adds impeller, turbine etc. and is overall structure, has tens to hundreds of complex profile blades, and its processing is the difficult point in the manufacturing industry always.
Processing technology to impeller blade mainly is a numerical control milling at present, and numerical control grinding processing adds and once only processes a blade man-hour, rotates second blade of an angle reprocessing then, until processing blades all on the circumference.Longer process time as the method, efficient is lower, the especially processing of some large-scale impellers, and the impeller of a hundreds of blade needs to process a couple of days continuously, has a strong impact on and produces and the assembling progress.
Summary of the invention
1, purpose: the purpose of this invention is to provide a kind of circumference array curved-surface structure synchronous processing device, it is the abrasive machining device that utilizes the spindle motor realization impeller equal circumference array curved-surface structure under Synchronous motion control mechanism and the control thereof, can process a plurality of spoon of blades on the impeller simultaneously, improve the production efficiency of impeller equal circumference array curved-surface structure part greatly.
2, technical scheme: as shown in Figure 2, a kind of circumference array curved-surface structure of the present invention synchronous processing device, it is by main shaft machining cell 1 (see figure 3), radial motion unit 2 (see figure 4)s, working table movement unit 3(sees Fig. 5), double-deck main shaft machining cell 4(sees Fig. 6) and planer-type circumference array curved-surface structure synchronous processing device (see Fig. 8, Fig. 9) 5 parts are formed. and the position annexation between them is: this main shaft machining cell 1 is installed on the circumference of the base 2-1 of radial motion unit 2 or gantry machine tool base 5, and pass through bolting, be used for the spoon of blade of workpiece impeller 3-17 is processed, it can along the circumferential direction install a plurality of, and the central angle angle is the integral multiple of leaf angle between per two main shaft machining cells.This radial motion unit 2, being used to control the main shaft machining cell 1 that is installed on it radially moves, this working table movement unit 3 is installed in the center of the base 2-1 or the gantry machine tool base 5 of radial motion unit, is used to realize the rotation and the upper and lower motion of blade.Three motions of blade realize spoon of blade processing jointly under the control of digital control system.This bilayer main shaft machining cell (Fig. 6) is used to replace the circumference that the main shaft machining cell is installed in base 2-1 or gantry machine tool base 5, can process two-layer impeller simultaneously.
Described main shaft machining cell 1 is used to implement the processing to curved surface, as shown in Figure 3, it comprises 10 members: they are knife rest 1-1, main shaft guide rail 1-2, spindle motor support 1-3, Z shaft locking bolt 1-4, spindle motor 1-5, Y-axis clamping screw 1-6, screwed claw 1-7, main shaft slide block 1-8, movable plate 1-9 and emery wheel 1-10.Position annexation between them is: main shaft guide rail 1-2 is by on the last plane that is bolted to knife rest 1-1, and spindle motor support 1-3, movable plate 1-9 and main shaft slide block 1-8 interconnect and inlay together and be embedded on the main shaft guide rail 1-2; Emery wheel 1-10 is installed on the output shaft of spindle motor 1-5, spindle motor 1-5 is fixed on the spindle motor support 1-3 by Y-axis clamping screw 1-6, spindle motor support 1-3 is installed on the movable plate 1-9, and screwed claw 1-7 is fixed on the lower surface of movable plate 1-9 by screw.Wherein, this knife rest 1-1 is the fan-shaped plan structure, is connected with base 2-1 bolt, along the circular diameter direction two main shaft guide rail 1-2 is installed above, is used to retrain movable plate 1-9 radial motion.This main shaft guide rail 1-2 is I-shaped rail guide piece, on the last plane that is bolted to knife rest 1-1; This movable plate 1-9 is a rectangular-shaped piece, and four main shaft slide block 1-8 that install its underpart and main shaft guide rail 1-2 formation rolling guide can retrain it and slide along the guide rail direction.This spindle motor support 1-3 is the supporting structure of U-shaped, is installed in movable plate 1-9 top; This spindle motor 1-5 is installed on the plate of this support left and right sides, porose and axle on this plate, and motor can rotate around the axis, so that adjust angle, then with Y-axis clamping screw 1-6 locking.Its specifications and models are determined by aperture and electric machine support width; Spindle motor 1-5 head is installed emery wheel 1-10 and is used for the grinding spoon of blade, and this emery wheel is commercial that chooses as required.This screwed claw 1-7 is an inverted T-shaped spare, and screwed hole is arranged at top, is used for being connected with movable plate 1-9 screw, and passes from the central channel of knife rest 1-1, and thread is arranged at the bottom, can mesh with snail dish 2-5.This main shaft slide block 1-8 is a female part, and its groove and main shaft guide rail 1-2 match.This Z shaft locking bolt 1-4 and Y-axis clamping screw 1-6 are commercial that chooses as required.
Described radial motion unit 2 is used to control the radial motion of a plurality of main shaft machining cells 1, comprises 6 members, as shown in Figure 4.They are: base 2-1, big turntable motor rotor 2-2, big turntable motor stator 2-3, big turntable table top bearing 2-4, snail dish 2-5 and T-slot bolt and nut 2-6.Position annexation between them is: knife rest 1-1 fixes by T-slot bolt and nut 2-6 and base 2-1, snail dish 2-5 and screwed claw 1-7 constitute the planar spiral movement pair, snail dish 2-5 is connected with base 2-1 by big turntable table top bearing 2-4, big turntable motor stator 2-3 is fixed on the base 2-1 by screw, and big turntable motor rotor 2-2 is fixed on snail dish 2-5 bottom by screw.Wherein, this base 2-1 is the cylinder hollow structure, is the main matrix of this device, is used for installing, fixing other construction unit.This big turntable table top bearing 2-4 is the Crossed Circle structural member, and its outer shroud is installed on the base 2-1, and interior ring is fixed on the snail dish 2-5, is used for supporting plane helical disk 2-5 and rotates around the center.This snail dish 2-5 is a disc hierarchic structure, and upper surface has flat thread, can with the screw-threaded engagement transmission on the screwed claw 1-7 in the main shaft machining cell 1, the bottom is the notch cuttype structure, is connected on the base 2-1 by big turntable table top bearing, can rotate around the base central shaft.This big turntable motor rotor 2-2 constitutes big turntable motor with big turntable motor stator 2-3, drives snail dish 2-5 and rotate under digital control system control.When snail dish 2-5 rotates, the screwed claw 1-7 that is engaged with above under the constraint of main shaft guide rail 1-2, can drive movable plate 1-9 and above spindle motor 1-5 radial motion.This T-slot bolt and nut are commercial that chooses as required, and its function is that the knife rest 1-1 in the main shaft machining cell 1 is fixed on the base 2-1.
Described working table movement unit 3 is used to control workpiece impeller 3-17 spin and two motions of lifting, as shown in Figure 5, comprises 18 members.They are inner core 3-1, lifting platform motor 3-2, key 3-3, shaft coupling 3-4, ball-screw 3-5, deep groove ball bearing 3-6, bearing installation tube 3-7, a bearing (ball) cover 3-8, nut 3-9, table rest 3-10, workbench slide block 3-11, table slide 3-12, workbench rotor 3-13, workbench motor stator 3-14, work-table spherical bearing 3-15, workbench 3-16, workpiece impeller 3-17 and clamp nut 3-18; Position annexation between them is: inner core 3-1 and base 2-1 screw are fixed, four table slide 3-12 are screwed on inner four planes of inner core 3-1, four of table rest 3-10 outside eight workbench slide block 3-11 are installed above the plane, be embedded in together on the table slide 3-12, can slide up and down along table slide 3-12 together.Table rest 3-10 is connected with workbench 3-16 by work-table spherical bearing 3-15, and workbench rotor 3-13 is fixed on workbench 3-16 bottom, and workbench motor stator 3-14 is fixed on table rest 3-10 top.Table rest 3-10 bottom is installed nut 3-9 and is cooperated the formation screw pair with ball-screw 3-5.Lifting platform motor 3-2 and bearing are installed tube 3-7 bolting, and the lifting platform motor output shaft is connected with shaft coupling 3-4 by key 3-3 with the terminal shaft of ball-screw 3-5, and the two can rotate together.Ball-screw 3-5 is fixed on bearing by bearing (ball) cover 3-8 and two deep groove ball bearing 3-6 and installs in the tube 3-7, and bearing is installed tube 3-7 and is installed in inner core 3-1 inside.Wherein, this inner core 3-1 is the cylinder cylindrical part, and inside is used for the part of installment work platform moving cell, and the outside is connected with bolt by ring flange with base 2-1.This workbench 3-16 is a step axle class class part, and its upper surface is used to install axle class anchor clamps, and the location installs workpiece impeller 3-17, compresses with clamp nut 3-18 again.This table top bearing 3-15 is the Crossed Circle structural member, and its outer shroud is connected with workbench 3-16, and interior ring is connected with table rest 3-10, is used for support table 3-16 and rotates on table rest 3-10.This workbench motor stator 3-14 and workbench rotor 3-13 constitute motor, drive workbench 3-16 and rotate around the center under digital control system control.This table rest 3-10 is eight prismatic parts, and top has the step axle to be used for installment work platform table top bearing (3-15), and eight Plane Installation workbench slide block 3-11 install nut 3-9 in the bottom hole all around; This table slide 3-12 is an I shape spare, and it is fixed on the inner core 3-1 inner plane, and 3-11 cooperates with the workbench slide block, makes table rest 3-10 move up and down and limit its rotation along the guide rail direction.This lifting platform motor 3-2 links to each other with ball-screw 3-5 with key 3-3 by shaft coupling 3-4, rotates 3-2 by digital control system control lifting platform motor.This ball-screw 3-5 lower end is connected with lifting platform motor 3-2, and the screw thread of upper end and nut 3-9 screw, and starts building to do table mount 3-10 by the leading screw rotating band and moves up and down.It is cylindrical member that this bearing is installed tube 3-7, a pair of deep groove ball bearing 3-6 of its inner installation, and restriction ball-screw 3-5 moves, and its end face is connected with inner core 3-1.This bearing (ball) cover 3-8 is flanged dish cylindrical member, is used for axial restraint deep groove ball bearing 3-6 and ball-screw 3-5, by its end face and bearing tube 3-7 is installed and is connected.This lifting platform motor 3-2, key 3-30, shaft coupling 3-4, deep groove ball bearing 3-6, ball-screw 3-5 nut 3-9, work-table spherical bearing 3-15 are commercial that chooses as required, its function is respectively that restriction ball-screw 3-5 moves axially, and table rest 3-10 is moved up and down.
Described double-deck main shaft machining cell 4 substitutes main shaft machining cell 1 and is installed on the circumference of base 2-1 or gantry machine tool base 5, is used for processing simultaneously two-layer impeller.Shown in Figure 7 as Fig. 6, comprise 4 members, they are double-casing motor support 4-1, second layer spindle motor 4-2, ground floor spindle motor 4-3 and clamping screw 4-4; Position annexation between them is: double-casing motor support 4-1 is installed on the movable plate 1-9, ground floor spindle motor 4-3 is fixed in the hole of double-casing motor support 4-1 bottom, second layer spindle motor 4-2 is fixed in the hole on double-casing motor support 4-1 top, and clamping screw 4-4 is installed in the groove of double-casing motor support 4-1.The remainder structure is identical with the main shaft machining cell.Wherein, this double-casing motor support 4-1 is the supporting structure of U-shaped, and two-layer spindle motor is installed above, adjusts respectively behind the Y-axis corner and is locked by clamping screw 4-4.This ground floor spindle motor 4-3,4-1 is connected with the double-casing motor support, is used to process the blade of bottom impeller.This second layer spindle motor 4-2,4-1 is connected with the double-casing motor support, and 4-3 advances and retreat synchronously with the ground floor spindle motor, is used to process the blade of second layer impeller.This structure can be processed 2 impellers simultaneously, further improves working (machining) efficiency.This clamping screw 4-4 is commercial that chooses as required, and its function is the motor that is locked.The present invention also can stack the multilayer spindle motor by the connection of multilayer electric machine support, and multi-layer impeller is installed on workbench, and the multilayer synchronous processing significantly improves production efficiency.
Described planer-type circumference array curved-surface structure synchronous processing device such as Fig. 8 are shown in Figure 9, comprise main shaft machining cell 1, radial motion unit 2, working table movement control module 3, gantry machine tool base 5 four parts.The planform of this gantry machine tool base 5 is: top is " door " shape structure, and the bottom is a cylindrical structure.Working table movement control module 3 is installed in gantry machine tool base 5 tops, and impeller hangs and is installed on the workbench, and radial motion unit 2 is installed in gantry machine tool base 5 bottoms.This structure motion mode is described identical with preamble, but machine tool structure is compact more, is applicable to the impeller that processing is less.
Wherein, this main shaft machining cell 1 and double-deck main shaft machining cell 4 are installed on the circumference of gantry machine tool base 5.
Wherein, this working table movement unit 3 is installed in the center of gantry machine tool base 5.
3, advantage and effect: the advantage of a kind of circumference array curved-surface structure of the present invention synchronous processing device is: but the workpiece such as impeller gear of synchronous processing circumference array formula curved-surface structure improve the working (machining) efficiency of this type of part greatly.
Description of drawings
Fig. 1 is a kind of circumference array curved-surface structure of the present invention synchronous processing device outline drawing.
Fig. 2 is a kind of circumference array curved-surface structure of the present invention synchronous processing device cutaway view.
Fig. 3 is a main shaft machining cell structural representation.
Fig. 4 is a radial motion cellular construction schematic diagram.
Fig. 5 is a working table movement cellular construction schematic diagram.
Fig. 6 is double-deck main shaft machining cell structural representation
Fig. 7 is double-deck main shaft synchronous processing apparatus structure schematic diagram
Fig. 8 is a planer-type circumference array curved-surface structure synchronous processing device cutaway view
Fig. 9 is a planer-type circumference array curved-surface structure synchronous processing apparatus structure schematic diagram
Label declaration:
1 main shaft machining cell; 2 radial motion unit; 3 working table movement unit; 4 double-deck main shaft machining cells; The 5th, the gantry machine tool base.
1-1 is that knife rest, 1-2 are that main shaft guide rail, 1-3 are that spindle motor support, 1-4 are that Z shaft locking bolt, 1-5 are that spindle motor, 1-6 are that Y-axis clamping screw, 1-7 are that screwed claw, 1-8 are that main shaft slide block, 1-9 are that movable plate, 1-10 are emery wheels.
2-1 is that base, 2-2 are that big turntable motor rotor, 2-3 are that big turntable motor stator, 2-4 are that big turntable table top bearing, 2-5 are that snail dish, 2-6 are T-slot bolt and nut.
3-1 is that inner core, 3-2 are that lifting platform motor, 3-3 are that key, 3-4 are that shaft coupling, 3-5 are that ball-screw, 3-6 are that deep groove ball bearing, 3-7 are that bearing is installed tube, 3-8 is that bearing (ball) cover, 3-9 are that nut, 3-10 are that table rest, 3-11 are that workbench slide block, 3-12 are that table slide, 3-13 are that workbench rotor, 3-14 are that workbench motor stator, 3-15 are that work-table spherical bearing, 3-16 are that workbench, 3-17 are that workpiece impeller, 3-18 are clamp nuts.
4-1 is the double-casing motor support, and 4-2 is a second layer spindle motor, and 4-3 is the ground floor spindle motor, and 4-4 is a clamping screw
The specific embodiment
Below in conjunction with the description of drawings embodiments of the invention.
See Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, this is an embodiment of the design according to the present invention, Fig. 1 is the outline drawing of a kind of circumference array curved-surface structure of the present invention synchronous processing device, Fig. 2 is the assembly cross section view of this device, Fig. 3 is a main shaft machining cell structural representation, Fig. 4 is a radial motion cellular construction schematic diagram, and Fig. 5 is a working table movement cellular construction schematic diagram.Three part cellular construction isomorphisms become core of the present invention.
Wherein main shaft machining cell (1) is installed on the circumference of the base (2-1) of radial motion unit (2) or gantry machine tool base 5, and pass through bolting, be used for the spoon of blade of workpiece impeller (3-17) is processed, can along the circumferential direction install a plurality ofly, the central angle angle is the integral multiple of leaf angle between two main shaft machining cells (1).Radial motion unit (2), being used to control top main shaft machining cell (1) radially moves, working table movement unit (2) is installed in the base (2-1) of radial motion unit (2) or the center of gantry machine tool base 5, is used to realize that workpiece impeller (3-17) rotates and moves up and down.Three motions realize the spoon of blade processing of workpiece impeller (3-17) jointly under the control of digital control system.
Described main shaft machining cell (1) is used to implement the processing to curved surface, comprises 10 members as shown in Figure 3: knife rest (1-1), main shaft guide rail (1-2), spindle motor support (1-3), Z shaft locking bolt (1-4), spindle motor (1-5), Y-axis clamping screw (1-6), screwed claw (1-7), main shaft slide block (1-8), movable plate (1-9), emery wheel (1-10).Position annexation between them is: main shaft guide rail (1-2) is by on the last plane that is bolted to knife rest (1-1), and spindle motor support (1-3), movable plate (1-9) and main shaft slide block (1-8) interconnect and inlay together and be embedded on the main shaft guide rail (1-2); Emery wheel (1-10) is installed on the output shaft of spindle motor (1-5), spindle motor (1-5) is fixed on the spindle motor support (1-3) by Y-axis clamping screw (1-6), screwed claw (1-7) is installed movable plate (1-9) bottom, and passes in the central channel of knife rest (1-1).Its intermediate slide (1-1) is the fan-shaped plan structure, is connected with base (2-1) bolt, along the circular diameter direction two main shaft guide rails (1-2) is installed above, is used to retrain movable plate (1-9) radial motion.Four main shaft slide blocks (1-8) that install movable plate (1-9) bottom constitute rolling guide with main shaft guide rail (1-2), can retrain it and slide along the guide rail direction.Spindle motor support (1-3) is the supporting structure of U-shaped, and spindle motor (1-5) is installed on the plate of the left and right sides, porose and axle on this plate, and spindle motor (1-5) can rotate around the axis, so that adjust angle, uses Y-axis clamping screw (1-6) locking then.Spindle motor support (1-3) is installed in movable plate (1-9) top, the axle of spindle motor support (1-3) bottom cooperates with the hole on the movable plate (1-9), can rotate around the axis, adjust behind spindle motor (1-5) corner with Z shaft locking bolt (1-4) locking.Spindle motor (1-5) head is installed emery wheel (1-10) and is used for the grinding spoon of blade.
Described radial motion unit (2) is used to control the radial motion of a plurality of main shaft machining cells (1), comprises 6 members, as shown in Figure 4.They are: base (2-1), big turntable motor rotor (2-2), big turntable motor stator (2-3), big turntable table top bearing (2-4), snail dish (2-5) and T-slot bolt and nut (2-6).Position annexation between them is: knife rest (1-1) is fixing with base (2-1) by T-slot bolt and nut (2-6), snail dish (2-5) constitutes the planar spiral movement pair with screwed claw (1-7), snail dish (2-5) is connected with base (2-1) by big turntable table top bearing (2-4), big turntable motor stator (2-3) is fixed on the base (2-1) by screw, and big turntable motor rotor (2-2) is fixed on snail dish (2-5) bottom by screw.Wherein base (2-1) is the cylinder hollow structure, is the main matrix of this device, is used for installing, fixing other structures.Big turntable table top bearing (2-4) outer ring is contained on the base (2-1), and inner ring is contained on the snail dish (2-5), is used for supporting plane helical disk (2-5) and rotates around the center.Snail dish (2-5), be disc hierarchic structure, upper surface has flat thread, can with the screw-threaded engagement transmission on the screwed claw (1-7) in the main shaft machining cell (1), the bottom is the notch cuttype structure, be connected on the base (2-1) by big turntable table top bearing, can rotate around the base central shaft.Big turntable motor rotor (2-2) constitutes big turntable motor with big turntable motor stator (2-3), drives snail dish (2-5) and rotate under digital control system control.When snail dish (2-5) rotates, the screwed claw that is engaged with above (1-7) under the constraint of main shaft guide rail (1-2), can drive movable plate (1-9) and above spindle motor (1-5) radial motion.
Described working table movement unit (3) is used to control impeller (3-17) spin and two motions of lifting, as shown in Figure 5, comprises 18 members.They are inner core (3-1), lifting platform motor (3-2), key (3-3), shaft coupling (3-4), ball-screw (3-5), deep groove ball bearing (3-6), bearing is installed tube (3-7), bearing (ball) cover (3-8), nut (3-9), table rest (3-10), workbench slide block (3-11), table slide (3-12), workbench rotor (3-13), workbench motor stator (3-14), work-table spherical bearing (3-15), workbench (3-16), workpiece impeller (3-17) and clamp nut (3-18); Position annexation between them is: inner core (3-1) is fixed with base (2-1) screw, four table slides (3-12) are screwed on inner four planes of inner core (3-1), four eight workbench slide blocks (3-11) of installation above the plane that table rest (3-10) is outside, be embedded in together on the table slide (3-12), can slide up and down along table slide (3-12) together.Table rest (3-10) is connected with workbench (3-16) by work-table spherical bearing (3-15), workbench rotor (3-13) is fixed on workbench (3-16) bottom, and workbench motor stator (3-14) is fixed on table rest (3-10) top.Table rest (3-10) bottom is installed nut (3-9) and is cooperated the formation screw pair with ball-screw (3-5).Lifting platform motor (3-2) is installed tube (3-7) with bearing and is used bolting, and motor output shaft is connected with shaft coupling (3-4) by key (3-3) with the terminal shaft of ball-screw (3-5), and the two can rotate together.Ball-screw (3-5) is fixed on bearing by bearing (ball) cover (3-8) and two deep groove ball bearings (3-6) and installs in the tube (3-7), and bearing is installed tube (3-7) and is installed in inner core (3-1) inside.Wherein, inner core (3-1) is the cylinder cylindrical part, and inside is used for the part of installment work platform moving cell, and the outside is connected with bolt by the ring flange on the inner core end face with base (2-1).Workbench (3-16), upper surface are used to install axle class anchor clamps, and the location installs impeller (3-17), uses clamp nut (3-18) to compress again.Work-table spherical bearing (3-15) outer ring is connected with workbench (3-16), inner ring with make table mount (3-10) and be connected, be used for support table (3-16) and go up at table rest (3-10) and rotate.Workbench motor stator (3-14) constitutes motor with workbench rotor (3-13), drives workbench (3-16) and rotate around the center under digital control system control.Table rest (3-10) is eight prismatic parts, top has the step axle to be used for installment work platform table top bearing (3-15), eight Plane Installation workbench slide blocks (3-11) all around, nut (3-9) table slide (3-12) is installed in the bottom hole to be fixed on inner core (3-1) inner plane, (3-11) cooperates with the workbench slide block, makes table rest (3-10) move up and down and limit its rotation along the guide rail direction.Lifting platform motor (3-2) links to each other with ball-screw (3-5) with key (3-3) by shaft coupling (3-4), rotates (3-2) by digital control system control lifting platform motor.Ball-screw (3-5) lower end is connected with lifting platform motor (3-2), and upper end screw thread and nut (3-9) screw, and starts building to do table mount (3-10) by the leading screw rotating band and moves up and down.Bearing is installed the inner a pair of deep groove ball bearing (3-6) of installing of tube (3-7), and restriction ball-screw (3-5) moves, by being connected with inner core (3-1) of its end face upper flange plate.Bearing (ball) cover (3-8) is used for axial restraint bearing and ball-screw (3-5), by its end face and bearing tube (3-7) is installed and is connected.
By digital control system control big turntable motor (2-2) (2-3), lifting platform motor (3-2), workbench motor (3-13) (3-14) can realize that a plurality of spindle motors process a plurality of blades on the impeller simultaneously.
Fig. 6, Fig. 7 are second embodiment of the present invention.Wherein Fig. 6 is double-deck main shaft machining cell structural representation.Fig. 7 is double-deck main shaft processing unit (plant) structural representation.Wherein radial motion unit (2) are identical with embodiment one with working table movement unit (3), are double-deck motion of main shaft unit (4), substitute main shaft machining cell (1) and are installed on the circumference of base (2-1), are used for processing simultaneously two-layer impeller.As figure, shown in Figure 7, double-deck motion of main shaft unit (4) comprises 4 members.They are double-casing motor support (4-1), second layer spindle motor (4-2), ground floor spindle motor (4-3) and clamping screw (4-4); Position annexation between them is: double-casing motor support (4-1) is installed on the movable plate (1-9), ground floor spindle motor (4-3) is fixed in the hole of double-casing motor support (4-1) bottom, second layer spindle motor (4-2) is fixed in the hole on double-casing motor support (4-1) top, and clamping screw (4-4) is installed in the groove of double-casing motor support (4-1).The remainder structure is identical with the main shaft machining cell.Wherein, two-layer spindle motor is installed above the double-casing motor support (4-1), is adjusted respectively behind the Y-axis corner and lock by clamping screw (4-4).Ground floor spindle motor (4-3), (4-1) is connected with the double-casing motor support, is used to process the blade of bottom impeller.Second layer spindle motor (4-2), (4-1) is connected with the double-casing motor support, advances and retreat synchronously with ground floor spindle motor (4-3), is used to process the blade of second layer impeller.This structure can be processed 2 impellers simultaneously, further improves working (machining) efficiency.
The present invention also can stack the multilayer spindle motor by the connection of multilayer electric machine support, and multi-layer impeller is installed on workbench, and the multilayer synchronous processing significantly improves production efficiency.
Fig. 8, Fig. 9 are the 3rd embodiment of the present invention.Wherein Fig. 8 is a planer-type circumference array curved-surface structure processing unit (plant) cutaway view, and Fig. 9 is a planer-type circumference array curved-surface structure processing unit (plant) structural representation.This device is identical with foregoing circumference array curvature generator motion mode, but working table movement control module structure is installed on the portal frame of gantry machine tool base (5), structure is compact more, makes the lathe floor space littler, is applicable to the impeller that processing dimension is less.Illustrated embodiment is selected for essence and its application that invention is described.Scope of invention is by the scope definition of the claim of being added.
Claims (4)
1. circumference array curved-surface structure synchronous processing device, it is characterized in that: it is made up of main shaft machining cell (1), radial motion unit (2), working table movement unit (3), double-deck main shaft machining cell (4) and planer-type circumference array curved-surface structure synchronous processing device five parts; The base (2-1) that this main shaft machining cell (1) is installed in radial motion unit (2) is gone up and is passed through bolting, be used for the spoon of blade of workpiece impeller (3-17) is processed, it along the circumferential direction installs a plurality of, and the central angle angle is the integral multiple of leaf angle between per two main shaft machining cells; This radial motion unit (2) is used to control the main shaft machining cell (1) that is installed on it and radially moves, and this working table movement unit (3) is installed on the base (2-1) of radial motion unit, is used to realize the rotation and the upper and lower motion of blade; Three motions of blade realize spoon of blade processing jointly under the control of digital control system; This bilayer main shaft machining cell is used to replace the main shaft machining cell and is installed in base (2-1), can process two-layer impeller simultaneously;
Described main shaft machining cell (1) is used to implement the processing to curved surface, and it comprises 10 members: they are knife rest (1-1), main shaft guide rail (1-2), spindle motor support (1-3), Z shaft locking bolt (1-4), spindle motor (1-5), Y-axis clamping screw (1-6), screwed claw (1-7), main shaft slide block (1-8), movable plate (1-9) and emery wheel (1-10); Main shaft guide rail (1-2) is by on the last plane that is bolted to knife rest (1-1), and spindle motor support (1-3), movable plate (1-9) and main shaft slide block (1-8) interconnect and inlay together and be embedded on the main shaft guide rail (1-2); Emery wheel (1-10) is installed on the output shaft of spindle motor (1-5), spindle motor (1-5) is fixed on the spindle motor support (1-3) by Y-axis clamping screw (1-6), spindle motor support (1-3) is installed on the movable plate (1-9), and screwed claw (1-7) is fixed on the lower surface of movable plate (1-9) by screw; Wherein, this knife rest (1-1) is the fan-shaped plan structure, is connected with base (2-1) bolt, along the circular diameter direction two main shaft guide rails (1-2) is installed above, is used to retrain movable plate (1-9) radial motion; This main shaft guide rail (1-2) is I-shaped rail guide piece, on the last plane that is bolted to knife rest (1-1); This movable plate (1-9) is a rectangular-shaped piece, and four main shaft slide blocks (1-8) that install its underpart constitute rolling guide with main shaft guide rail (1-2), retrain it and slide along the guide rail direction; This spindle motor support (1-3) is the supporting structure of U-shaped, is installed in movable plate (1-9) top; This spindle motor (1-5) is installed on the plate of this support left and right sides, porose and axle on this plate, and motor can sway, so that adjust angle, uses Y-axis clamping screw (1-6) locking then, and its specifications and models are determined by aperture and electric machine support width; This spindle motor (1-5) head is installed emery wheel (1-10) and is used for the grinding spoon of blade; This screwed claw (1-7) is an inverted T-shaped spare, and screwed hole is arranged at top, is used for being connected with movable plate (1-9) screw, and passes from the central channel of knife rest (1-1), and thread is arranged at the bottom, meshes with snail dish (2-5); This main shaft slide block (1-8) is a female part, and its groove and main shaft guide rail (1-2) match;
Described radial motion unit (2) is used to control the radial motion of a plurality of main shaft machining cells (1), comprise 6 members, they are: base (2-1), big turntable motor rotor (2-2), big turntable motor stator (2-3), big turntable table top bearing (2-4), snail dish (2-5) and T-slot bolt and nut (2-6); Knife rest (1-1) is fixing with base (2-1) by T-slot bolt and nut (2-6), snail dish (2-5) constitutes the planar spiral movement pair with screwed claw (1-7), snail dish (2-5) is connected with base (2-1) by big turntable table top bearing (2-4), big turntable motor stator (2-3) is fixed on the base (2-1) by screw, and big turntable motor rotor (2-2) is fixed on snail dish (2-5) bottom by screw; Wherein, this base (2-1) is the cylinder hollow structure, is the main matrix of this device, is used for installing, fixing other construction unit; This big turntable table top bearing (2-4) is the Crossed Circle structural member, and its outer shroud is installed on the base (2-1), and interior ring is fixed on the snail dish (2-5), is used for supporting plane helical disk (2-5) and rotates around the center; This snail dish (2-5), be disc hierarchic structure, upper surface has flat thread, with the screw-threaded engagement transmission on the screwed claw (1-7) in the main shaft machining cell (1), the bottom is the notch cuttype structure, be connected on the base (2-1) by big turntable table top bearing, can rotate around the base central shaft; This big turntable motor rotor (2-2) constitutes big turntable motor with big turntable motor stator (2-3), drives snail dish (2-5) and rotate under digital control system control; When snail dish (2-5) rotates, the screwed claw that is engaged with above (1-7) under the constraint of main shaft guide rail (1-2), drive movable plate (1-9) and above spindle motor (1-5) radial motion; This T-slot bolt and nut are that the knife rest (1-1) in the main shaft machining cell (1) is fixed on the base (2-1);
Described working table movement unit (3), be used to control workpiece impeller (3-17) spin and two motions of lifting, comprise 18 members, they are inner core (3-1), lifting platform motor (3-2), key (3-3), shaft coupling (3-4), ball-screw (3-5), deep groove ball bearing (3-6), bearing is installed tube (3-7), bearing (ball) cover (3-8), nut (3-9), table rest (3-10), workbench slide block (3-11), table slide (3-12), workbench rotor (3-13), workbench motor stator (3-14), work-table spherical bearing (3-15), workbench (3-16), workpiece impeller (3-17) and clamp nut (3-18); Inner core (3-1) is fixed with base (2-1) screw, four table slides (3-12) are screwed on inner four planes of inner core (3-1), four eight workbench slide blocks (3-11) of installation above the plane that table rest (3-10) is outside, be embedded in together on the table slide (3-12), can slide up and down along table slide (3-12) together; Table rest (3-10) is connected with workbench (3-16) by work-table spherical bearing (3-15), workbench rotor (3-13) is fixed on workbench (3-16) bottom, and workbench motor stator (3-14) is fixed on table rest (3-10) top; Table rest (3-10) bottom is installed nut (3-9) and is cooperated the formation screw pair with ball-screw (3-5), lifting platform motor (3-2) is installed tube (3-7) with bearing and is used bolting, the lifting platform motor output shaft is connected with shaft coupling (3-4) by key (3-3) with the terminal shaft of ball-screw (3-5), and the two rotates together; Ball-screw (3-5) is fixed on bearing by bearing (ball) cover (3-8) and two deep groove ball bearings (3-6) and installs in the tube (3-7), and bearing is installed tube (3-7) and is installed in inner core (3-1) inside; Wherein, this inner core (3-1) is the cylinder cylindrical part, and inside is used for the part of installment work platform moving cell, and the outside is connected with bolt by ring flange with base (2-1); This workbench (3-16) is a step axle class class part, and its upper surface is used to install axle class anchor clamps, and the location installs workpiece impeller (3-17), uses clamp nut (3-18) to compress again; This table top bearing (3-15) is the Crossed Circle structural member, and its outer shroud is connected with workbench (3-16), and interior ring is connected with table rest (3-10), is used for support table (3-16) and goes up rotation at table rest (3-10); This workbench motor stator (3-14) constitutes motor with workbench rotor (3-13), drives workbench (3-16) and rotate around the center under digital control system control; This table rest (3-10) is eight prismatic parts, and top has the step axle to be used for installment work platform table top bearing (3-15), and eight Plane Installation workbench slide blocks (3-11) are installed nut (3-9) in the bottom hole all around; This table slide (3-12) is an I shape spare, and it is fixed on inner core (3-1) inner plane, and (3-11) cooperates with the workbench slide block, makes table rest (3-10) move up and down and limit its rotation along the guide rail direction; This lifting platform motor (3-2) links to each other with ball-screw (3-5) with key (3-3) by shaft coupling (3-4), rotates (3-2) by digital control system control lifting platform motor; This ball-screw (3-5) lower end is connected with lifting platform motor (3-2), and the screw thread of upper end and nut (3-9) screw, and starts building to do table mount (3-10) by the leading screw rotating band and moves up and down; It is cylindrical member that this bearing is installed tube (3-7), its inner a pair of deep groove ball bearing (3-6) of installing, and restriction ball-screw (3-5) moves, and its end face is connected with inner core (3-1); This bearing (ball) cover (3-8) is flanged dish cylindrical member, is used for axial restraint deep groove ball bearing (3-6) and ball-screw (3-5), by its end face and bearing tube (3-7) is installed and is connected; This lifting platform motor (3-2), key (3-30), shaft coupling (3-4), deep groove ball bearing (3-6), ball-screw (3-5) nut (3-9), work-table spherical bearing (3-15) are respectively that restriction ball-screw (3-5) moves axially, and table rest (3-10) is moved up and down;
Described double-deck main shaft machining cell (4) substitutes main shaft machining cell (1) and is installed on the base (2-1), is used for processing simultaneously two-layer impeller; Comprise 4 members, they are double-casing motor support (4-1), second layer spindle motor (4-2), ground floor spindle motor (4-3) and clamping screw (4-4); Double-casing motor support (4-1) is installed on the movable plate (1-9), ground floor spindle motor (4-3) is fixed in the hole of double-casing motor support (4-1) bottom, second layer spindle motor (4-2) is fixed in the hole on double-casing motor support (4-1) top, clamping screw (4-4) is installed in the groove of double-casing motor support (4-1), and the remainder structure is identical with the main shaft machining cell; Wherein, this double-casing motor support (4-1) is the supporting structure of U-shaped, and two-layer spindle motor is installed above, adjusts respectively behind the Y-axis corner and is locked by clamping screw (4-4); This ground floor spindle motor (4-3), (4-1) is connected with the double-casing motor support, is used to process the blade of bottom impeller; This second layer spindle motor (4-2), (4-1) is connected with the double-casing motor support, advances and retreat synchronously with ground floor spindle motor (4-3), is used to process the blade of second layer impeller; This structure can be processed 2 impellers simultaneously, further improves working (machining) efficiency; The function of this clamping screw (4-4) is the motor that is locked;
Described planer-type circumference array curved-surface structure synchronous processing device comprises main shaft machining cell (1), radial motion unit (2), working table movement control module (3) and gantry machine tool base (5) four parts; The planform of this gantry machine tool base (5) is: top is " door " shape structure, the bottom is a cylindrical structure, working table movement control module (3) is installed in gantry machine tool base (5) top, impeller hangs and is installed on the workbench, radial motion unit (2) is installed in gantry machine tool base (5) bottom, this structure motion mode as hereinbefore, but machine tool structure is compact more, is applicable to the impeller that processing is less.
2. a kind of circumference array curved-surface structure synchronous processing device according to claim 1, it is characterized in that: this main shaft machining cell (1) and double-deck main shaft machining cell (4) are installed on the circumference of gantry machine tool base (5).
3. a kind of circumference array curved-surface structure synchronous processing device according to claim 1, it is characterized in that: this working table movement unit (3) is installed in the center of gantry machine tool base (5).
4. a kind of circumference array curved-surface structure synchronous processing device according to claim 1 is characterized in that: stack the multilayer spindle motor by the connection of multilayer electric machine support, multi-layer impeller is installed on workbench, the multilayer synchronous processing significantly improves production efficiency.
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