CN201264204Y

CN201264204Y - Six-shaft linkage numerical control polisher

Info

Publication number: CN201264204Y
Application number: CNU200820047301XU
Authority: CN
Inventors: 王建业; 霍彩红
Original assignee: FOSHAN SHUNDE EVER WIN INDUSTRIAL Co Ltd
Current assignee: Guangdong Boke CNC Machinery Co. Ltd.
Priority date: 2008-05-01
Filing date: 2008-05-01
Publication date: 2009-07-01
Anticipated expiration: 2018-05-01

Abstract

The utility model relates to a six-axis linkage numerically-controlled polishing machine comprising a big pedestal, a movable pedestal, a worktable, a three-way revolving seat, upright posts, a cross beam and a head frame. Polishing wheels are arranged on the head frame; a workpiece is arranged on the three-way revolving seat; the movable pedestal linearly moves on the big pedestal along the X-axis direction through a transmission mechanism; the worktable linearly moves on the movable pedestal along the Y-axis direction through the transmission mechanism; the three-way revolving seat rotates round a V axis on the worktable; the workpiece is clamped in the three-way revolving seat and rotates round a W axis; the cross beam arranged between the right upright post and the left upright post linearly moves along the Z-axis direction through the transmission mechanism; and the head frame provided with the polishing wheels rotates round a U axis. The movement along the six axes is driven by respective independent servomotor and is numerically controlled by a servosystem all the way. The six-axis linkage numerically-controlled polishing machine with the structure has stable machining quality and effectively improves the production efficiency and the economic benefit.

Description

A kind of six-axis linked numerical control polishing machine

Technical field

The utility model belongs to the polishing mechanical manufacturing field of equipment, is specifically related to a kind of six-axis linked numerical control polishing machine.

Background technology

Existing polissoir, polishing wheel generally all is to rotate in the fixed position, but offhand or workpiece is contained on the simple and easy push-and-pull anchor clamps, the workman is in the high-pressure state always, labour intensity is big, because of the fluctuation of operator's notice causes the quality instability, and cause security incident easily, production efficiency is low.

Summary of the invention

The purpose of this utility model is to provide a kind of quality of finish to stablize with consistent, is intended to the workman is thoroughly broken away from from the heavy adverse circumstances of muscle power, and behind workman's clamping finished piece(s), polishing is just omnidistance to be finished by machine; After machine was finished the work according to instruction, the workman took off the six-axis linked numerical control polishing machine that workpiece gets final product, and effectively enhanced productivity and economic benefit.

The purpose of this utility model is achieved through the following technical solutions: a kind of six-axis linked numerical control polishing machine, comprise big base, mobile base, workbench, threeway revolving bed, column, crossbeam and headstock, polishing wheel is installed on the headstock, workpiece is installed on the threeway revolving bed, mobile base by transmission mechanism at big base upper edge X-direction moving linearly; Workbench on mobile base by transmission mechanism along the Y direction moving linearly; The threeway revolving bed rotates around the V axle on workbench, and clamping workpiece rotates around the W axle on the threeway revolving bed; Be contained in crossbeam between the left and right pillar by transmission mechanism along the Z-direction moving linearly, the headstock that polishing wheel is installed rotates around the U axle, the motion of above six direction all is to be driven by independent servo motor separately, and by the omnidistance numerical control of servo-drive system.

Described transmission mechanism is a rack and pinion drive mechanism, and by the driven by servomotor decelerator, the driven gear rotation owing to tooth bar is contained on the fixing tooth bar seat, thereby realizes rectilinear motion.

Described transmission mechanism is the ball screw transmission mechanism, and servomotor is through synchronous band, synchronously with the synchronizing wheel drive ball screw rotation at two ends, and the screw mandrel cover is along the axis direction moving linearly of screw mandrel.

Described transmission mechanism is the sprocket chain strip transmission mechanism, and the driven by servomotor decelerator passes through the transmission of chain, sprocket wheel again, and a contiguous block is installed on a straight flange of chain, and chain drives the direction moving linearly of contiguous block along this straight flange.

Described polishing wheel is installed on the headstock, and by a driven by servomotor decelerator, the headstock that is contained in the decelerator output rotates around the U axle, rotates around the U axle thereby drive dress polishing wheel thereon.

Described threeway revolving bed comprises two servomotors, separately-driven time decelerator of two servomotors and upper reducer, vertical angular wheel shaft, Lower shaft sleeve and a pair of bevel gear, two servomotors separately-driven decelerator and upper reducer delivery outlet concentrics down, vertically angular wheel shaft connects with Lower shaft sleeve, by the engagement of a pair of bevel gear, with the rotation output of power with the W axle; Upper shaft sleeve connects with upper reducer, drives the threeway revolving bed and rotates around the V axle.

The station number of described polishing machine is greater than 1, and described motor is through band, decelerator running of two synchronous pulleys drive synchronously, and the input of all station decelerators is positioned on the same axis, connects with connecting axle, shaft coupling each other.

The station number of described polishing machine is greater than 1, each station coaxial by two motor-driven upper reducers respectively with the output of following decelerator, and the input of the upper reducer of all stations is coaxial, connects with shaft coupling each other; The input of the following decelerator of described each station is coaxial, connects with shaft coupling each other.

Described threeway revolving bed is identical with the quantity of headstock, and is corresponding one by one each other.

Good effect of the present utility model: workpiece, along the Y direction moving linearly,, rotates around the W of threeway revolving bed 4 axle around the rotation of V axle with the threeway revolving bed with workbench along the X-direction moving linearly with mobile base; Polishing wheel with crossbeam along the Z-direction moving linearly, with headstock around U axle rotation, more than six motions drive by independent servo motor separately, can finish predefined polishing process by the program of setting.Because the dependence to workman's experience has not had, the steady quality of technology and have uniformity, thus guaranteed the stable of quality of finish with consistent, enhance productivity and benefit.

Description of drawings

Fig. 1 is the main TV structure schematic diagram of six-axis linked numerical control polishing machine;

Fig. 2 is the plan structure schematic diagram of six-axis linked numerical control polishing machine;

Fig. 3 is that rack and pinion drive mechanism is realized straight-line structural representation;

Fig. 4 is that the ball screw transmission mechanism is realized straight-line structural representation;

Fig. 5 is that the sprocket chain strip transmission mechanism is realized straight-line structural representation;

Fig. 6 is the structural representation of headstock around the rotation of U axle;

Fig. 7 is the structural representation of threeway revolving bed V, the gyration of W diaxon;

Fig. 8 is the structural representation of multi-station digital-controlled polishing machine crossbeam power transmission shaft;

Fig. 9 is the structural representation of multi-station digital-controlled polishing machine workbench power transmission shaft;

The specific embodiment

Below in conjunction with accompanying drawing the utility model six-axis linked numerical control polishing machine is described in further detail;

As Fig. 1, Fig. 2: six-axis linked numerical control polishing machine described in the utility model mainly is made of big base 1, mobile base 2, workbench 3, threeway revolving bed 4, left and right pillar 5, crossbeam 6, headstock 73, polishing wheel 74 etc.Mobile base 2 is at big base 1 upper edge X axis moving linearly; Workbench 3 in mobile base 2 upper edge Y-axis to moving linearly; Threeway revolving bed 4 rotates around the V axle on workbench 3; Workpiece rotates around the W axle on threeway revolving bed 4; Crossbeam 6 is at column 5 upper edge Z-direction moving linearlies; Headstock 73 drives polishing wheel 74 and rotates around the U axle, above-mentioned all 6 motions are arrived moving component via synchronous band, gear reduction unit, rack-and-pinion transmission or ball screw transmission or chaindriven rectilinear motion (a pair of kinematic pair of polishing machine relative motion is installed in respectively on a pair of kinematic pair of transmission mechanism) and rotatablely moving etc. with transmission of power by driven by servomotor independent of each other.According to different part layout glossings, weave program after, except that artificial clamping with the dismounting, whole polishing process follow procedure is finished automatically.

Referring to Fig. 3: servomotor 21 drives decelerators 22, and driven gear 23 rotations because tooth bar 24 is contained on the fixing tooth bar seat 25, thereby realize rectilinear motion.

Referring to Fig. 4: the main servomotor 21 that starts, through be with 27 synchronously, synchronizing wheel 26, synchronizing wheel 28, drive ball screw and rotate, screw mandrel cover 31 axis direction moving linearlies along screw mandrel 30, thereby realize rectilinear motion.

Referring to Fig. 5: servomotor 21 drives decelerators 22, passes through the transmission of sprocket wheel 32, sprocket wheel 34, chain 33 again, drives the direction moving linearly of contiguous block 35 along a straight flange of chain 33.

Above-mentioned three kinds of straight-line motion mechanisms can be used between mobile base 2 and the big base 1, between workbench 3 and the mobile base 2 and between crossbeam 6 and the column 5, according to actual needs, can adopt single straight-line motion mechanism, also can adopt the combination of multiple straight-line motion mechanism.

Referring to Fig. 6: servomotor 21 drives decelerators 30, drive headstock 73 around the rotation of U axle, and polishing wheel 74 just is contained on the headstock 73, thereby realizes the polishing to workpiece different angles surface.

Referring to Fig. 7: by two servomotors, 21 separately-driven decelerators 22 and upper reducer 39 delivery outlet concentrics down.38 of Upper shaft sleeves are connected with upper reducer 39, drive threeway revolving bed 4 and rotate around the V axle; Vertically angular wheel shaft 36 just passes Upper shaft sleeve 38 and not influenced by it, and connects with Lower shaft sleeve 37, by the engagement of a pair of bevel gear 40,41, rotatablely moving of W axle is outputed to workpiece; The transmission system that V axle, W axle rotatablely move is except the output shaft hole concentric of decelerator, and all the other each several parts all are independently, and they provide V, W two axial rotations to workpiece jointly, can realize the flexible switching of workpiece work surface.

Referring to Fig. 8: when the station number of polishing machine greater than 1 the time, motor 21 through be with 62 synchronously,

synchronous pulley

61,63 passes to a decelerator 64 with rotation, the input of all decelerators is positioned on the same axis, connect with connecting axle 65, shaft coupling 66 each other, the input of all decelerators is synchronous like this, and is synchronous around the beat of U axle with this headstock 73 of all stations that guarantees to be contained in decelerator 64 outputs.

Referring to Fig. 9: when the station number of polishing machine greater than 1 the time, coaxial by the upper reducer 26 of two motors, 21 drivings respectively with the output of following decelerator 22, decelerator on other station also is like this, and the input of all upper reducers 26 is positioned on the same axis, connect with shaft coupling 42 each other, the input of the upper reducer of each station is synchronous like this, and is synchronous with this rotation output that guarantees all station V axles; The input of decelerator also is positioned on the same axis under all, connects with shaft coupling 43 each other, and the input of the following decelerator of each station is synchronous like this, and is synchronous with this rotation output that guarantees all station W axles.

No matter be single-head polisher or multistation polishing machine, its major function structure division is identical, and just the multistation polishing machine is compared with single-head polisher, between the bistrique many bull distributions shown in Figure 8 be connected and drive connection; Between the threeway revolving bed 4 at workpiece place many bull distributions shown in Figure 9 be connected and drive connection.Above-mentioned two partial amts are identical, have relation one to one, and promptly the station number is not less than 1.

Claims

1. six-axis linked numerical control polishing machine, comprise big base (1), mobile base (2), workbench (3), threeway revolving bed (4), column (5), crossbeam (6) and headstock (73), polishing wheel (74) is installed on the headstock (73), workpiece is installed on the threeway revolving bed (4), it is characterized in that: mobile base (2) by transmission mechanism at big base (1) upper edge X-direction moving linearly; Workbench (3) is gone up by transmission mechanism along the Y direction moving linearly in mobile base (2); Threeway revolving bed (4) is gone up around the V axle at workbench (3) and is rotated, and clamping workpiece is gone up at threeway revolving bed (4) and rotated around the W axle; Be contained in crossbeam (6) between the left and right pillar (5) by transmission mechanism along the Z-direction moving linearly, the headstock (73) that polishing wheel (74) is installed rotates around the U axle, the motion of above six direction all is by independent servo motor driving separately, and by the omnidistance numerical control of servo-drive system.

2. six-axis linked numerical control polishing machine according to claim 1, it is characterized in that: described transmission mechanism is a rack and pinion drive mechanism, drive decelerator (22) by servomotor (21), driven gear (23) rotation, because tooth bar (24) is contained on the fixing tooth bar seat (25), thereby realize rectilinear motion.

3. six-axis linked numerical control polishing machine according to claim 1, it is characterized in that: described transmission mechanism is the ball screw transmission mechanism, servomotor (21) is through band (27), synchronizing wheel (26), (28) drive ball screws (30) rotation synchronously, and screw mandrel cover (31) is along the axis direction moving linearly of screw mandrel (30).

4. six-axis linked numerical control polishing machine according to claim 1, it is characterized in that: described transmission mechanism is the sprocket chain strip transmission mechanism, servomotor (21) drives decelerator (22), pass through chain (33), sprocket wheel (32 again, 34) transmission, be provided with contiguous block (35) on a straight flange of chain (33), chain (33) drives the direction moving linearly of contiguous block (35) along this straight flange.

5. six-axis linked numerical control polishing machine according to claim 1, it is characterized in that: described polishing wheel (74) is installed on the headstock (73), drive decelerator (22) by a servomotor (21), the headstock (73) that is contained in decelerator (22) output rotates around the U axle, rotates around the U axle thereby drive dress polishing wheel (74) thereon.

6. six-axis linked numerical control polishing machine according to claim 1, it is characterized in that: described threeway revolving bed (4) comprises two servomotors (21), two servomotors (21) separately-driven decelerator (22) and upper reducer (39) down, vertical angular wheel shaft (36), Lower shaft sleeve (37) and a pair of bevel gear (40,41), two servomotors (21) separately-driven decelerator (22) and upper reducer (39) delivery outlet concentric down, vertically angular wheel shaft (36) connects with Lower shaft sleeve (37), by a pair of bevel gear (40,41) engagement is with the rotation output of power with the W axle; Upper shaft sleeve (38) connects with upper reducer (39), drives threeway revolving bed (4) and rotates around the V axle.

7. six-axis linked numerical control polishing machine according to claim 1, it is characterized in that: the station number of described polishing machine is greater than 1, described motor (21) is through being with (62), synchronous pulley (61 synchronously, 63) drive a decelerator (64) running, the input of all station decelerators is positioned on the same axis, uses connecting axle (65), shaft coupling (66) to connect each other.

8. six-axis linked numerical control polishing machine according to claim 1, it is characterized in that: the station number of described polishing machine is greater than 1, the upper reducer (26) that is driven by two motors (21) respectively of each station is coaxial with the output of following decelerator (22), and the input of the upper reducer of all stations (26) is coaxial, uses shaft coupling (42) to connect each other; The input of the following decelerator (22) of described each station is coaxial, uses shaft coupling (43) to connect each other.

9. according to claim 7 or 8 described six-axis linked numerical control polishing machines, it is characterized in that: described threeway revolving bed (4) is identical with the quantity of headstock (73), and is corresponding one by one each other.