CN206335350U - Multiaxis high-speed numeric control lathe - Google Patents

Abstract

The utility model is related to a kind of multiaxis high-speed numeric control lathe, it includes a slant bed lathe body, the slant bed lathe body has a main engine bed and oblique lathe bed component, four station electric knife rests and lathe spindle are installed on oblique lathe bed component, wherein, it is also equipped with main spindle box and the vertically disposed additional processing shafting component of lathe spindle, on main engine bed, the side of oblique lathe bed component is provided with above one second fixed seat, the second fixed seat and is provided with the auxiliary centering component relative with lathe spindle.The utility model high speed multi-axis numerical control slant bed lathe increases a processing axle, on the basis of the processing axle of original processing excircles, and increased processing axle can be while the operation such as chamfering, groove milling, greatly improved production efficiency and machining accuracy；Auxiliary centering component refers to pneumatic-finger using three, and sets guide rail and slide unit to support in three finger pneumatic-finger bottoms, can thus avoid centering component cantilever long, greatly improve the stability of centering component.

Description

Multiaxis high-speed numeric control lathe

Technical field：

The utility model is related to machining tool technical field, refers in particular to a kind of multiaxis high-speed numeric control lathe.

Background technology：

Existing numerical control slant bed lathe is in car cylindrical work product such as rotor, cylindrical turning process and chamfering Process is carried out separately, and intermediate demand pause carries out tool changing operation, it is therefore desirable to which at least two procedures can complete cylindrical add Work and chamfer process, this allows for whole process very complicated, frequent tool changing, has not only reduced production efficiency but also easily increase Mismachining tolerance.In addition, the swing in Work piece high-speed rotary course is reduced to reduce error, it is necessary to try one's best in process, because This needs auxiliary centering device, but often cantilever is long in use for existing auxiliary centering device, less stable, Cause processing precision of products not high.

Utility model content：

The purpose of this utility model is to overcome the above-mentioned weak point of prior art there is provided a kind of multiaxis high-speed numeric control car Bed.

The utility model realizes that the technical scheme that its purpose is used is：The slant bed lathe body have a main engine bed and The oblique lathe bed component that one working face is inclined to set with main engine bed, is provided with oblique lathe bed component and along its working face in water Square to the first mobile slide unit and the first slide unit drive mechanism, the second slide unit (i.e. X-axis planker) is installed on the first slide unit And the second slide unit drive mechanism, four station electric knife rests are installed on the second slide unit, installed in the end of oblique lathe bed component Have in main spindle box, main spindle box in lathe spindle is flatly provided with, be provided with main engine bed and pass through belt pulley with lathe spindle Driving coupling and the spindle drive motor for driving lathe spindle；Oild chuck, lathe spindle are installed in the front end of lathe spindle Tail end the hydraulic gyration oil cylinder being connected with oild chuck is installed；

Wherein, be also equipped with the main spindle box with lathe spindle it is vertically disposed it is additional processing shafting component, this is attached Plus processing shafting component has the 3rd for being fixed on the first fixed seat on main spindle box, being arranged on by slide rail in the first fixed seat Slide unit, in the first fixed seat and drive the 3rd slide unit the 3rd slide unit drive mechanism, and on the 3rd slide unit be provided with one Knife rest fixed seat, the knife rest fixed seat is provided with the knife bar set regulating tank axially in parallel with lathe spindle and provided with several knife rests； On main engine bed, the side of oblique lathe bed component is provided with above one second fixed seat, the second fixed seat and is provided with and lathe spindle Relative auxiliary centering component, the auxiliary centering component has the 4th cunning being arranged on by slide rail in the second fixed seat Platform, three on the 4th slide unit refer to pneumatic-finger and refer to pneumatic-finger outer end in the second fixed seat and with three The slide unit drive cylinder of portion's connection, it is parallel with lathe spindle that the described three each finger output ends for referring to pneumatic-finger are provided with axial direction Alignment bearing.

First turning tool component includes four station electric knife rests being arranged on the second slide unit, four station electric knife rests tool There are four the first lathe tools extended counterclockwise along the side of knife rest four towards corner；One is additionally provided with second fixed seat The individual tool setting gauge support extended towards side on the first turning tool component, the outer end of the tool setting gauge support is provided with and the first turning tool component Relative tool setting gauge.

The blowing nozzle towards alignment bearing is additionally provided with the middle part of the tool setting gauge support.

High speed multi-axis numerical control slant bed lathe of the present invention increases a processing axle, in the base of the processing axle of original processing excircles On plinth, increased processing axle can the operation of chamfering, groove milling etc. simultaneously, therefore each workpiece can once machine, and centre need not Suspend, without tool changing, production efficiency and machining accuracy greatly improved；Furthermore, the auxiliary centering component in the present invention uses three Refer to pneumatic-finger, and set guide rail and slide unit to support in three finger pneumatic-finger bottoms, can thus avoid component of feeling relieved Cantilever is long, greatly improves the stability of centering component, solves the problem of workpiece is swung, and improves machining accuracy；In addition, Four station electric knife rests are used in one turning tool component, can rapid changing knife, realize automatic tool changer, improve production efficiency, also set up pair Knife instrument, realizes the wear-compensating to cutter and the automatic tool preset of X-direction, it is to avoid the error that lathe tool weares and teares and produced, while real The automatic tool preset of existing X-direction, so improves cutting-tool's used life and improves processing efficiency, further improve processing essence Degree.

Brief description of the drawings：

Fig. 1 is dimensional structure diagram of the present utility model；

Fig. 2 is front view of the present utility model；

Fig. 3 is the structure chart of lathe spindle and additional processing shafting component in the utility model；

Fig. 4 is the structure chart of auxiliary centering component in the utility model；

Fig. 5 is the structure chart of auxiliary centering component and the first turning tool component in the utility model.

Embodiment：

The utility model is further illustrated with reference to specific embodiments and the drawings.

As Figure 1-Figure 5, described in the utility model is a kind of multiaxis high-speed numeric control lathe, and it includes an oblique lathe bed car Bed body, it (is usually 60 ° that there is the slant bed lathe body main engine bed 1 and a working face, which to be inclined to set with main engine bed 1, Or 45 °) oblique lathe bed component 2, be provided with oblique lathe bed component 2 and (i.e. Z axis to) moves in the horizontal direction along its working face The first slide unit 21 (i.e. cross sliding board) and the first slide unit drive mechanism, (the i.e. X of the second slide unit 22 is installed on the first slide unit 21 Axis carriage) and the second slide unit drive mechanism 23, the second slide unit is on the first slide unit 21 along the direction vertical with oblique lathe bed component 2 I.e. X axis is moved；, four station electric knife rests 3 are installed on the second slide unit, main shaft is installed in the end of oblique lathe bed component 2 In lathe spindle 41 is flatly provided with case 4, main spindle box 4, it is provided with main engine bed 1 with lathe spindle 41 by belt pulley Driving coupling and the spindle drive motor 42 for driving lathe spindle 41；Oild chuck 43 is installed in the front end of lathe spindle 41, The tail end of lathe spindle 41 is provided with the hydraulic gyration oil cylinder 44 being connected with oild chuck 43；Pass through hydraulic station fuel feeding hydraulic-driven Mode Automatic-clamping oild chuck 43, realizes the auto lock of lathe chuck, clamps workpiece, and its great efforts, coupling mechanism force is strong, makes electricity Machine rotor etc. is rotated at a high speed with lathe spindle in process, and lathe tool is processed from side feed；

With reference to shown in Fig. 3, it is also equipped with the main spindle box 4 and the vertically disposed additional processing shafting of lathe spindle 41 Component 5, the additional processing shafting component 5 has the first fixed seat 51 being fixed on main spindle box 4, is arranged on first by slide rail The 3rd slide unit 52 in fixed seat 51, in the first fixed seat 51 and drive the 3rd slide unit drive mechanism of the 3rd slide unit 52 53, and a knife rest fixed seat 54 is provided with the 3rd slide unit 52, the knife rest fixed seat 54 is provided with axially flat with lathe spindle 41 Capable knife bar covers regulating tank 541 and provided with several knife rests 55；

Knife rest 55 is used to install the second lathe tool 56, is needed to rotate type, quantity and the lathe tool of installing lathe tool according to processing The distance between, such as in the present embodiment, two lathe tools 56 of knife rest 55 and second are installed, distance screw lock is regulated, makes At the two ends of lathe tool blade alignment workpiece to be machined, feed is can be to carrying out chamfering at workpiece two ends, and does not influence the simultaneously One turning tool component 3 carries out outline processing to workpiece；Additional processing shafting component 5 can be slided by the 3rd slide unit 52 and its 3rd Platform drive mechanism 53 adjusts the distance with lathe spindle 41, that is, controls the feed distance of additional processing shafting component 5, and control is fallen Angle size and depth.By said structure, in process, the first turning tool component 3, additional processing shafting component 5 can be same When workpiece is processed, outline processing and chamfering or Xiyanping injection are carried out respectively, a feed can be completed so that Processing efficiency greatly improved, time and cost is saved, Product Precision and quality are also higher.

In conjunction with shown in Fig. 4, on main engine bed 1, the side of oblique lathe bed component 2 be provided with one second fixed seat 6, second fixes The top of seat 6 is provided with the auxiliary centering component 7 relative with lathe spindle 41, and the auxiliary centering component 7 has one to pass through cunning The 4th slide unit 71 that rail 70 is arranged in the second fixed seat 6, three on the 4th slide unit 71 refer to pneumatic-finger 72, Yi Jian Refer to the slide unit drive cylinder 73 that 72 ends are connected outside pneumatic-fingers in the second fixed seat 6 and with three, described three refer to pneumatic hand The each finger output end for referring to 72 is provided with the axial direction alignment bearing 74 parallel with lathe spindle 41.

During work, when the end of lathe spindle 41 oild chuck 43 clamp workpiece rotating shaft one end when, workpiece rotating shaft it is another Hold relative with the three finger centre bores of pneumatic-finger 72 of auxiliary centering component 7；Now, the slide unit driving gas in the second fixed seat 6 Under the driving of cylinder 73, the three finger slide units 71 of pneumatic-finger 72 and the 4th are synchronously moved along slide rail towards workpiece, are located at workpiece rotating shaft Between three alignment bearings 74, then three finger pneumatic-fingers 72 are acted, and can be automatically controlled the position felt relieved, be made alignment bearing 74 Draw close and contact to workpiece rotating shaft outer wall, so that the self-centering and clamping that complete workpiece are held tightly, workpiece is with lathe spindle 41 When rotating at a high speed, the concomitant rotation of alignment bearing 72, and beat will not occur for workpiece, can improve and ensure machining accuracy；Moreover, Alignment bearing 74 and three refers to pneumatic-finger 72 due to having the 4th slide unit 71 and slide rail support, can avoid three finger pneumatic-fingers 72 cantilevers are long, and which improves the stability and integral rigidity of centering cohesion device；Various axle class productions can successfully be solved Product axle afterbody beat amplitude in turnery processing is very big, and causes the product size precision processed not reach asking for requirement Topic.

In the present invention, the first slide unit drive mechanism, the second slide unit drive mechanism 23, the 3rd slide unit drive mechanism 53 be X, Y, Z axis three-axis moving is all to do guide support and fixation by precise linear guide, passes through precision ball screw direct connection servomotor Drive the processing of dynamic triaxial high-speed mobile.

With reference to shown in Fig. 5, there are the four station electrics knife rest 3 four to be prolonged counterclockwise along the side of knife rest four towards corner The first lathe tool 31 stretched out；A pair extended towards side on four station electric knife rests 3 is additionally provided with second fixed seat 6 Knife instrument support 61, the outer end of the tool setting gauge support 61 is provided with the tool setting gauge 32 relative with the first lathe tool 31.Using four stations electricity Movable knife rack 3 and cooperation tool setting gauge 32, can need to carry out lathe tool switching automatically, raising production efficiency according to processing, and right Knife instrument 32 can realize that lathe tool depth of cut is compensated automatically, so as to improve machining accuracy, increase the service life.Used in lathe Cheng Zhong, can set a program and require lathe after one specific quantity of converted products, it is necessary to the four stations electricity of X axis The handle of a knife of movable knife rack is carried out again to knife, and the wear extent of point of a knife is calculated by way of being touched with the working face of tool setting gauge 32, after System is compensated knife grain automatically, can thus be ensured the machining accuracy of product and can be improved the service life of knife grain again, together When can also reduce time and the number of times of more tool changing grain, finally improve and processing efficiency and reduce production cost.

The blowing nozzle 62 towards alignment bearing 74 is additionally provided with the middle part of the tool setting gauge support 61.Pass through the court of blowing nozzle 62 Alignment bearing 74 is blown, and on the one hand can blow away the bits foam produced in process, keeps clean, it is to avoid because bits foam is clamped Centering error is produced, on the other hand can also be radiated to the alignment bearing 74 run at high speed, extend bearing service life.

In summary, high speed multi-axis numerical control slant bed lathe of the present invention increases a processing axle, in original processing excircles Process on the basis of axle, increased processing axle can the operation of chamfering, groove milling etc. simultaneously, therefore each workpiece can once process Into, it is middle without pause, without tool changing, production efficiency and machining accuracy greatly improved；Furthermore, the auxiliary centering in the present invention Component refers to pneumatic-finger using three, and sets guide rail and slide unit to support in three finger pneumatic-finger bottoms, can thus keep away Exempt from centering component cantilever long, greatly improve the stability of centering component, solve the problem of workpiece is swung, improve processing essence Degree；In addition, use four station electric knife rests in the first turning tool component, can rapid changing knife, realize automatic tool changer, improve production effect Rate, also sets up tool setting gauge, realizes the wear-compensating to cutter and the automatic tool preset of X-direction, it is to avoid what lathe tool wore and tore and produced Error, while realizing the automatic tool preset of X-direction, so improves cutting-tool's used life and improves processing efficiency, further Improve machining accuracy.

Claims (3)

1. a kind of multiaxis high-speed numeric control lathe, it includes a slant bed lathe body, and the slant bed lathe body has a main frame The oblique lathe bed component that platform and working face are inclined to set with main engine bed, be provided with oblique lathe bed component with along its working face The first slide unit moved in the horizontal direction and the first slide unit drive mechanism, are provided with the second slide unit and second on the first slide unit Four station electric knife rests are installed on slide unit drive mechanism, the second slide unit, main spindle box is installed in the end of oblique lathe bed component, In lathe spindle is flatly provided with main spindle box, it is provided with and is coupled simultaneously by pulley drive with lathe spindle on main engine bed Drive the spindle drive motor of lathe spindle；Oild chuck is installed in the front end of lathe spindle, the tail end of lathe spindle is installed There is the hydraulic gyration oil cylinder being connected with oild chuck；It is characterized in that：It is also equipped with the top of the main spindle box and lathe main The vertically disposed additional processing shafting component of axle, the additional processing shafting component has be fixed on main spindle box first to fix Seat, the 3rd slide unit being arranged on by slide rail in the first fixed seat, in the first fixed seat and drive the of the 3rd slide unit Three slide unit drive mechanisms, and provided with a knife rest fixed seat on the 3rd slide unit, the knife rest fixed seat is provided with and lathe spindle axle Covered to parallel knife bar in regulating tank, knife bar set regulating tank and be provided with several knife bar sets；On main engine bed, the side of oblique lathe bed component Provided with one second fixed seat, the auxiliary centering component relative with lathe spindle, the auxiliary are installed above the second fixed seat Component of feeling relieved has the 4th slide unit being arranged on by slide rail in the second fixed seat, three fingers on the 4th slide unit pneumatic Finger and the slide unit drive cylinder being connected in the second fixed seat and with three finger pneumatic-finger outer ends, described three refer to Each finger output end of pneumatic-finger is provided with the axial direction alignment bearing parallel with lathe spindle.

2. multiaxis high-speed numeric control lathe according to claim 1, it is characterised in that：The four station electrics knife rest has four The first lathe tool extended counterclockwise along the side of knife rest four towards corner；A court is additionally provided with second fixed seat The tool setting gauge support of four station electric knife rest upside sides extension, the outer end of the tool setting gauge support is provided with relative with the first lathe tool Tool setting gauge.

3. multiaxis high-speed numeric control lathe according to claim 2, it is characterised in that：At the middle part of the tool setting gauge support also It is provided with the blowing nozzle of alignment bearing.