CN215999431U

CN215999431U - Vertical turning and milling combined machining center

Info

Publication number: CN215999431U
Application number: CN202122691171.1U
Authority: CN
Inventors: 王国金; 张英柳
Original assignee: Quanzhou Chuangjia Automation Equipment Co ltd
Current assignee: Quanzhou Chuangjia Automation Equipment Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-03-11
Anticipated expiration: 2031-11-04

Abstract

The utility model relates to a machine tooling technical field provides a vertical turnning and milling combined machining center, including controller, base, swivel work head, horizontal migration mechanism, first elevating system, second elevating system, portal frame, vertical headstock, turnning and milling main shaft unit and vertical tool magazine, vertical headstock can be located on the first saddle with oscilaltion and process the work piece of treating on the swivel work head, turnning and milling main shaft unit can locate on the second saddle with oscilaltion through second elevating system and carry out the car, mill, cut processing to the work piece of treating on the swivel work head, swivel work head includes workstation, carousel, fixing base, actuating mechanism, pneumatic cylinder, brake ring and brake disc. The utility model provides a current lathe processing performance single and the not accurate problem that influences the work piece processing precision inadequately of swivel work head braking.

Description

Vertical turning and milling combined machining center

Technical Field

The utility model relates to a machine tooling technical field especially relates to vertical turnning and milling combined machining center.

Background

Machine tools are machines for manufacturing machines, also called machine tools or machine tools, which are conventionally referred to as machine tools for short. Generally, the machining method is divided into a metal cutting machine, a forging machine, a woodworking machine and the like. The methods for machining machine parts in modern machine manufacturing are numerous: in addition to cutting, casting, forging, welding, pressing, extruding, etc., however, in general, a part requiring high precision and fine surface roughness is finished by cutting on a machine tool. The machine tool plays an important role in the construction of national economy modernization. A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe can also be used for corresponding processing by using a drill bit, a reamer, a screw tap, a die, a knurling tool and the like. Lathes are used primarily for machining shafts, discs, sleeves and other workpieces having a surface of revolution, and are the most widely used type of machine tool in machine manufacturing and repair plants. Turning in the lathe among the prior art, mill, function such as brill makes detached and realize through different lathes, make lathe input too big in product production, various lathe all will purchase, make the cost increase, and same product when realizing functions such as drilling, will move to other lathes, make work efficiency significantly reduce, the basic that current machining center workstation adopted simultaneously all is swivel work head, and swivel work head often can't effective accurate location in the aspect of the braking and then make the work piece rotation that fixes a position on the workstation transform the precision that the position was processed to the precision that influences work piece processing inadequately.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a rational in infrastructure, can mill and multi-functional processing such as drilling, convenient to use, the efficient vertical turn-milling combined machining center of swivel work head location.

In order to solve the technical problem, the utility model discloses take following scheme: the vertical turning and milling combined machining center comprises a controller, a base, a rotary workbench, a horizontal moving mechanism, a first lifting mechanism, a second lifting mechanism, a portal frame, a vertical spindle box, a turning and milling spindle unit and a vertical tool magazine, wherein the portal frame is arranged on the base in a spanning mode, a first saddle and a second saddle which can move back and forth on a cross beam of the portal frame are arranged on the portal frame, the vertical spindle box can be arranged on the first saddle in an up-and-down lifting mode through the first lifting mechanism to machine a workpiece to be machined on the rotary workbench, the turning and milling spindle unit can be arranged on the second saddle in an up-and-down lifting mode through the second lifting mechanism to carry out turning, milling and cutting on the workpiece to be machined on the rotary workbench, the vertical tool magazine is arranged on one side of the vertical spindle box on the portal frame and used for replacing a machining tool of the vertical spindle box, and the rotary workbench comprises a workbench, The brake disc locking device comprises a rotary disc, a fixed seat, a driving mechanism, a hydraulic cylinder, a brake ring and a brake disc, wherein the fixed seat can be horizontally arranged on the base through a horizontal moving mechanism, the fixed seat is arranged on the base in a horizontally moving manner, a cavity is arranged in the center of the fixed seat and is positioned on an opening at the top of the cavity, the rotary disc is rotatably sleeved on the upper part of the fixed seat through a bearing, the bottom surface of a workbench is fixedly connected with the top surface of the rotary disc, the table surface of the hollow support table of the fixed seat protrudes out of the middle part of the rotary disc, the upper end of the brake disc is fixedly connected with the bottom surface of the workbench, the brake disc is positioned on the table surface of the hollow support table of the fixed seat, the hydraulic cylinder is arranged in the cavity in the center of the fixed seat, the piston rod of the hydraulic cylinder penetrates out of the cavity of the fixed seat and the hollow support table, the brake ring is sleeved at the free end of the piston rod of the hydraulic cylinder, the brake ring is matched with the brake disc, and the piston rod of the hydraulic cylinder drives the brake ring to press the brake disc to lock the workbench on the fixed seat or loosen the workbench, the driving mechanism is connected with and drives the turntable to rotate, and the horizontal moving mechanism, the first lifting mechanism, the second lifting mechanism, the first saddle and the second saddle of the portal frame, the vertical spindle box, the turning and milling spindle unit, the vertical tool magazine, the driving mechanism and the hydraulic cylinder are connected with and controlled by the controller.

Further, still include fixture, the workstation upper surface is equipped with many draw-in grooves that extend to the workstation center by the border, fixture include a plurality of with the workstation on each draw-in groove looks adaptation fixture block, each fixture block is used for locking the work piece of treating that the workstation center was placed or unclamp the work piece of the processing completion that the workstation center was placed of taking out on each draw-in groove of workstation adjustably.

Furthermore, the workstation is circular workstation, and each draw-in groove extends the setting and the equipartition in workstation upper surface by the border towards the center.

Furthermore, the driving mechanism comprises a spindle motor and a synchronizing wheel, the synchronizing wheel is connected with the turntable, and the spindle motor drives the synchronizing wheel to rotate so as to drive the turntable to rotate.

Furthermore, the carousel is located to be connected with the workstation and is equipped with multistage first ladder that rises from outside to inside on being connected, the workstation is located to be connected with the carousel and is equipped with the second ladder that rises from inside to outside with the first ladder looks adaptation of carousel on being connected, the second ladder of workstation bottom surface agrees with fixed connection with the first ladder of carousel mutually.

Furthermore, a dustproof groove is formed between two steps of the first step of the rotary table, and a convex ring which is matched with the bottom surface of the workbench is arranged at the dustproof groove.

Furthermore, be equipped with first linear rail and second linear rail on the crossbeam of portal frame, first linear rail and second linear rail are located respectively along the crossbeam axle center on the upper surface of crossbeam and the front and the plane mutually perpendicular that slides face place of first linear rail and second linear rail, first saddle and second saddle all are equipped with the spout with first linear rail and second linear rail looks adaptation on the crossbeam, first saddle and second saddle are located on the crossbeam through spout and first linear rail and second linear rail cooperation slidable, are equipped with second actuating mechanism and third actuating mechanism on the crossbeam of portal frame, and second actuating mechanism and third actuating mechanism are connected respectively and drive first saddle and second saddle and reciprocate on the crossbeam.

The controller is connected with the hydraulic cylinder of the rotary workbench through the external encoder and controls the hydraulic cylinder of the rotary workbench.

Further, still include the inductor, the inductor is located the interior pneumatic cylinder operating condition of detection swivel work head in the fixing base and will detect information transmission to controller.

Further, the bearing is a tapered crossed roller bearing.

By adopting the technical scheme, the beneficial effects of the utility model are that: the rotary worktable capable of moving horizontally is arranged on the base, the portal frame is erected on the base, the vertical spindle box and the turning and milling spindle unit are arranged on the portal frame in a reciprocating and up-and-down lifting mode, the vertical spindle box and a workpiece to be processed on the rotary worktable are drilled, the vertical spindle box is matched with the vertical tool magazine to enable the composite processing center to continuously complete various processes of the workpiece such as tool replacement, automatic tool setting, automatic spindle rotating speed change, feeding amount and the like, the time of auxiliary processes of workpiece clamping, measurement, machine tool adjustment and the like is reduced, 360-degree automatic rotation is matched with the automatic processing of the composite processing center to enable the workpiece to be processed to complete all processing at one time, the turning and milling spindle unit carries out driving, milling and cutting on the workpiece to be processed on the rotary worktable, the composite function processing of various machine tools is realized, and diversified processing of one machine tool is realized, through with swivel work head by the workstation, the carousel, a fixed base, actuating mechanism, the pneumatic cylinder, brake ring and brake disc combination form, only need control the pneumatic cylinder to drive the brake ring and push down the brake disc and can realize the quick accurate braking locking location of arbitrary angle when the workstation of pairing rotation brakes the locking location, high durability and convenient use, it is efficient to process the work piece, the swivel work head location is accurate, effectively improve machining efficiency, improve enterprise's production profit, through further setting, set up fixture and adjust the work piece of treating on the locking workstation by border toward the center, make the work piece can effectively fix and carry out 360 location processing at the workstation center steadily, the work piece is fixed firm, the cutter that carries through the main shaft bores the work piece, the boring, the car, mill, cut, the processing of multiple processes such as hinge and tapping, first linear rail and second linear rail set up respectively in two adjacent faces of crossbeam and the glide plane place of first linear rail and second linear rail on the portal frame crossbeam When the planes are perpendicular to each other, the first linear rail and the second linear rail are not on the same plane when the vertical spindle box and the turning and milling spindle unit are subjected to vibration caused by the processing of the power head, so that the vibration force cannot be transmitted between the first linear rail and the second linear rail to form linkage vibration, the structures among the first saddle, the second saddle, the first linear rail, the second linear rail and the cross beam of the portal frame are stable, the vertical spindle box and the turning and milling spindle unit which are arranged on the first saddle and the second saddle are prevented from being deviated on the cross beam of the portal frame due to the influence of long-term processing vibration of the power head, the sliding movement stability of the vertical spindle box and the turning and milling spindle unit is effectively ensured, the precision of the processing of a cutter of the power head on the vertical spindle box and the turning and milling spindle unit is ensured, the connection surface between the rotary table and the working table is provided with the first step and the second step which are matched to have super-strong waterproof and dustproof performances, simultaneously the cooperation of dustproof groove and bulge loop sets up further reinforcing dustproof performance, effectively ensures fixing base and carousel inner structure safety and stability operation, adopts the synchronizing wheel to drive the carousel and rotates and can realize zero clearance transmission and avoid the phenomenon that the cutter appears the loss big, collapses the sword, beats the sword because of the clearance is too big in the course of working, improves the life of carousel, has realized through setting up external encoder that the closed loop effect gets rid of the error that mechanical work brought, can extensively popularize and apply.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic sectional structure view of a rotary table according to an embodiment of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1-3, a preferred vertical turning and milling combined machining center of the present invention includes a controller, a base 1, a rotary table 2, a horizontal moving mechanism 3, a first lifting mechanism 4, a second lifting mechanism 5, a gantry 6, a vertical spindle box 7, a turning and milling spindle unit 8, a vertical tool magazine 9 and a clamping mechanism, wherein the gantry 6 straddles the base 1, the gantry 6 is provided with a first saddle 61 and a second saddle 62 capable of moving back and forth on a beam of the gantry 6, a beam of the gantry 6 is provided with a first linear rail 63 and a second linear rail 64, the first linear rail 63 and the second linear rail 64 are respectively arranged on an upper surface and a front surface of the beam along an axis of the beam, planes of sliding surfaces of the first linear rail 63 and the second linear rail 64 are perpendicular to each other, the first saddle 61 and the second saddle 62 are both provided with sliding grooves adapted to the first linear rail 63 and the second linear rail 64 on the beam, the first saddle 61 and the second saddle 62 are slidably arranged on the beam through the matching of the sliding groove and the first linear rail 63 as well as the second linear rail 64, the beam of the portal frame 6 is provided with a second driving mechanism 65 and a third driving mechanism 66, the second driving mechanism 65 and the third driving mechanism 66 are respectively connected and drive the first saddle 61 and the second saddle 62 to move back and forth on the beam, the vertical spindle box 7 is arranged on the first saddle 61 in a way of ascending and descending through the first lifting mechanism 4 to process a workpiece to be processed on the rotating table 2, the turning and milling spindle unit 8 is arranged on the second saddle 62 in a way of ascending and descending through the second lifting mechanism 5 to perform driving, milling and cutting on the workpiece to be processed on the rotating table 2, the vertical tool magazine 9 is arranged on the portal frame 6 and is positioned on one side of the vertical spindle box 7 for replacing a processing tool of the vertical spindle box 7, the rotating table 2 comprises a working table 21, The brake device comprises a rotary table 22, a fixed seat 23, a driving mechanism 24, a hydraulic cylinder 25, a brake ring 26, a brake disc 27, an external encoder 28 and an inductor 29, wherein the fixed seat 23 can be arranged on the base 1 in a horizontally moving manner through a horizontal moving mechanism 3, a cavity 231 is arranged in the center of the fixed seat 23, a hollow support table 232 is arranged on an opening at the top of the cavity 231, the rotary table 22 is rotatably sleeved on the upper part of the fixed seat 23 through a bearing, the bearing is a conical crossed roller bearing, the bottom surface of the working table 21 is fixedly connected with the top surface of the rotary table 22, a plurality of first steps 221 which are lifted from outside to inside are arranged on the connecting surface of the rotary table 22, a second step 212 which is matched with the first step 221 of the rotary table 22 and is lifted from inside to outside is arranged on the connecting surface of the working table 21, the second step 212 at the bottom surface of the working table 21 is matched and fixedly connected with the first step 221 of the rotary table 22, a dust-proof groove 222 is arranged between two steps of the first step 221 of the turntable 22, a plurality of clamping grooves 211 extending from the edge to the center of the worktable are arranged on the bottom surface of the worktable 21 at the position of the dust-proof groove 222, the worktable 21 is a circular worktable, each clamping groove 211 is uniformly distributed on the upper surface of the worktable 21, the clamping mechanism comprises a plurality of clamping blocks matched with each clamping groove 211 on the worktable 21, each clamping block is arranged on each clamping groove 211 of the worktable 21 and used for locking a workpiece to be processed placed at the center of the worktable 21 or loosening and taking out a processed workpiece placed at the center of the worktable 21, the hollow supporting table 232 of the fixed seat 23 protrudes out of the middle part of the turntable 22, the upper end of the brake disc 27 is fixedly connected with the bottom surface of the worktable 21 adjustably, and the brake disc 27 is positioned on the hollow supporting table 232 of the fixed seat 23, the hydraulic cylinder 25 is arranged in a cavity 231 in the center of the fixed seat 23, a piston rod of the hydraulic cylinder 25 penetrates out of the cavity 231 of the fixed seat 23 and the hollow support table 232, the brake ring 26 is sleeved at the free end of the piston rod of the hydraulic cylinder 25, the brake ring 26 is matched with the brake disc 27, the piston rod of the hydraulic cylinder 25 drives the brake ring 26 to press the brake disc 27 to lock the workbench 21 on the fixed seat 23 or loosen the workbench 21, the driving mechanism 24 comprises a spindle motor and a synchronizing wheel, the synchronizing wheel is connected with the turntable, the spindle motor drives the synchronizing wheel to rotate so as to drive the turntable 22 to rotate, the external encoder 28 is arranged in a containing cavity 231 of the fixed seat 23, the sensor 29 is arranged in the fixed seat 23 to detect the working state of the hydraulic cylinder 25 in the rotary workbench 21 and send detected information to the controller, and the controller is connected with the hydraulic cylinder 25 of the rotary workbench 2 through the external encoder 28, the horizontal moving mechanism, the first lifting mechanism, the second lifting mechanism, the vertical spindle box, the turning and milling spindle unit, the vertical tool magazine, the driving mechanism, the second driving mechanism and the third driving mechanism are all connected and controlled by the controller.

The utility model arranges the rotary worktable which can move horizontally on the base, and arranges the portal frame on the base and the vertical spindle box and the turning and milling spindle unit on the portal frame in a reciprocating way and in a way of lifting up and down, the vertical spindle box and the workpiece to be processed on the rotary worktable are processed, the vertical spindle box is matched with the vertical tool magazine to ensure that the composite processing center can continuously complete various processes to the workpiece, such as cutter replacement, automatic tool setting, automatic spindle rotating speed change, feed quantity and the like, the time of auxiliary processes such as workpiece clamping, measurement and machine tool adjustment is reduced, the automatic processing of 360-degree automatic rotation matched composite processing center ensures that the workpiece completes all processing at one time, the turning and milling spindle unit carries out vehicle, milling and cutting processing to the workpiece to be processed on the rotary worktable, thereby realizing the composite function processing of various machine tools, and realizing the diversified processing of one machine tool, through with swivel work head by the workstation, the carousel, a fixed base, actuating mechanism, the pneumatic cylinder, brake ring and brake disc combination form, only need control the pneumatic cylinder to drive the brake ring and push down the brake disc and can realize the quick accurate braking locking location of arbitrary angle when the workstation of pairing rotation brakes the locking location, high durability and convenient use, it is efficient to process the work piece, the swivel work head location is accurate, effectively improve machining efficiency, improve enterprise's production profit, through further setting, set up fixture and adjust the work piece of treating on the locking workstation by border toward the center, make the work piece can effectively fix and carry out 360 location processing at the workstation center steadily, the work piece is fixed firm, the cutter that carries through the main shaft bores the work piece, the boring, the car, mill, cut, the processing of multiple processes such as hinge and tapping, first linear rail and second linear rail set up respectively in two adjacent faces of crossbeam and the glide plane place of first linear rail and second linear rail on the portal frame crossbeam When the planes are perpendicular to each other, the first linear rail and the second linear rail are not on the same plane when the vertical spindle box and the turning and milling spindle unit are subjected to vibration caused by the processing of the power head, so that the vibration force cannot be transmitted between the first linear rail and the second linear rail to form linkage vibration, the structures among the first saddle, the second saddle, the first linear rail, the second linear rail and the cross beam of the portal frame are stable, the vertical spindle box and the turning and milling spindle unit which are arranged on the first saddle and the second saddle are prevented from being deviated on the cross beam of the portal frame due to the influence of long-term processing vibration of the power head, the sliding movement stability of the vertical spindle box and the turning and milling spindle unit is effectively ensured, the precision of the processing of a cutter of the power head on the vertical spindle box and the turning and milling spindle unit is ensured, the connection surface between the rotary table and the working table is provided with the first step and the second step which are matched to have super-strong waterproof and dustproof performances, simultaneously the cooperation of dustproof groove and bulge loop sets up further reinforcing dustproof performance, effectively ensures fixing base and carousel inner structure safety and stability operation, adopts the synchronizing wheel to drive the carousel and rotates and can realize zero clearance transmission and avoid the phenomenon that the cutter appears the loss big, collapses the sword, beats the sword because of the clearance is too big in the course of working, improves the life of carousel, has realized through setting up external encoder that the closed loop effect gets rid of the error that mechanical work brought, can extensively popularize and apply.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. Vertical turnning and milling combined machining center, including controller, base, swivel work head, horizontal migration mechanism, first elevating system, second elevating system, portal frame, vertical headstock, turnning and milling main shaft unit and vertical tool magazine, its characterized in that: the gantry is arranged on the base in a spanning mode, the gantry is provided with a first saddle and a second saddle which can move back and forth on a beam of the gantry, the vertical spindle box can be arranged on the first saddle in a vertically lifting mode through a first lifting mechanism to process a workpiece to be processed on the rotating workbench, the turning and milling spindle unit can be arranged on the second saddle in a vertically lifting mode through a second lifting mechanism to carry out turning, milling and cutting on the workpiece to be processed on the rotating workbench, the vertical tool magazine is arranged on the gantry and located on one side of the vertical spindle box and used for replacing a processing tool of the vertical spindle box, the rotating workbench comprises a workbench, a rotary table, a fixed seat, a driving mechanism, a hydraulic cylinder, a brake ring and a brake disc, the fixed seat can be arranged on the base in a horizontally moving mode through a horizontal moving mechanism, the center of the fixed seat is provided with a cavity, and a hollow supporting table is arranged on an opening at the top of the cavity, the fixing base upper portion is located through the rotatable cover of bearing to the carousel, workstation bottom surface and carousel top surface fixed connection, the protruding carousel middle part of cavity brace table mesa of fixing base, brake disc upper end and workstation bottom surface looks rigid coupling and brake disc are located the cavity brace table mesa of fixing base, the pneumatic cylinder is located in the cavity at fixing base center and the cavity brace table of fixing base are worn out to the piston rod of pneumatic cylinder, the piston rod free end of pneumatic cylinder is located to the brake ring cover, brake ring and brake disc looks adaptation and the piston rod of pneumatic cylinder drive the brake ring and push down brake disc locking workstation on the fixing base or loosen the workstation, actuating mechanism connects and drives the carousel and rotates, horizontal migration mechanism, first elevating system, second elevating system, portal frame's first saddle and second saddle, vertical headstock, The turning and milling spindle unit, the vertical tool magazine, the driving mechanism and the hydraulic cylinder are all connected and controlled by a controller.

2. The vertical turning and milling combined machining center according to claim 1, characterized in that: still include fixture, the workstation upper surface is equipped with many draw-in grooves that extend to the workstation center by the border, fixture include a plurality ofly with the workstation on each draw-in groove looks adaptation fixture block, each fixture block is used for locking the work piece of treating that the workstation center was placed or unclamps the work piece that the processing that takes out the workstation center and place was accomplished on each draw-in groove of workstation adjustably.

3. The vertical turning and milling combined machining center according to claim 2, characterized in that: the workstation is circular workstation, and each draw-in groove extends the setting and the equipartition in workstation upper surface by the border towards the center.

4. The vertical turning and milling combined machining center according to claim 1, characterized in that: the driving mechanism comprises a spindle motor and a synchronizing wheel, the synchronizing wheel is connected with the turntable, and the spindle motor drives the synchronizing wheel to rotate so as to drive the turntable to rotate.

5. The vertical turning and milling combined machining center according to claim 1, characterized in that: the turntable is located on a connecting surface connected with the workbench and is provided with a plurality of first steps which are increased from outside to inside, the workbench is located on a connecting surface connected with the turntable and is provided with a second step which is matched with the first steps of the turntable and is increased from inside to outside, and the second step on the bottom surface of the workbench is matched with the first step of the turntable and is fixedly connected with the first step of the turntable.

6. The vertical turning and milling combined machining center according to claim 5, characterized in that: a dustproof groove is formed between two steps of the first step of the rotary table, and a convex ring which is matched with the bottom surface of the workbench is arranged at the position of the dustproof groove.

7. The vertical turning and milling combined machining center according to claim 1, characterized in that: be equipped with first linear rail and second linear rail on the crossbeam of portal frame, first linear rail and second linear rail locate on the upper surface of crossbeam and the front along the crossbeam axle center respectively and the glide plane place plane mutually perpendicular of first linear rail and second linear rail, first saddle and second saddle all are equipped with the spout with first linear rail and second linear rail looks adaptation on the crossbeam, first saddle and second saddle locate on the crossbeam through spout and first linear rail and second linear rail cooperation slidable, are equipped with second actuating mechanism and third actuating mechanism on the crossbeam of portal frame, and second actuating mechanism and third actuating mechanism connect respectively and drive first saddle and second saddle round trip movement on the crossbeam.

8. The vertical turning and milling combined machining center according to claim 1, characterized in that: the controller is connected with the hydraulic cylinder of the rotary workbench through the external encoder and controls the hydraulic cylinder of the rotary workbench.

9. The vertical turning and milling combined machining center according to claim 1, characterized in that: the sensor is arranged in the fixed seat and used for detecting the working state of the hydraulic cylinder in the rotary workbench and sending the detection information to the controller.

10. The vertical turning and milling combined machining center according to claim 1, characterized in that: the bearing is a tapered crossed roller bearing.