CN218592309U - Five-axis linkage gantry machining center - Google Patents

Abstract

The utility model relates to a five-axis linkage's longmen machining center, including the grudging post, be equipped with installation device, drive arrangement and revolving stage device on the grudging post, drive arrangement includes X axle actuating mechanism, Y axle actuating mechanism and Z axle actuating mechanism, installation device includes first portal frame, second portal frame, mounting panel, riser and rotary mechanism, X axle actuating mechanism Z axle actuating mechanism Y axle actuating mechanism, grudging post and riser all are provided with two, first portal frame and the equal both ends of second portal frame are respectively through two X axle actuating mechanism installs two on the grudging post, the utility model discloses in all be provided with Z axle actuating mechanism and Y axle actuating mechanism in the both sides of the mounting panel that the processing head is connected, improve the stability of processing head installation, prevent because the weight of processing head is heavier, the phenomenon of turning on one's side appears.

Description

Five-axis linkage gantry machining center

Technical Field

The utility model relates to a longmen machining center technical field specifically is a five-axis linkage's longmen machining center.

Background

A five-axis linkage gantry machining center generally means that a machining head can translate along the X/Y/Z direction and rotate around two axes of the X/Y/Z axis to perform operations such as curved surface machining and inclined hole drilling on the surface of a workpiece. In the existing gantry machining center, the bottom ends of two upright columns of a gantry are respectively connected with two X-axis translation assemblies, a Y-axis translation assembly is arranged on one side of a beam of the gantry, a Z-axis translation assembly is arranged on one side, far away from the beam, of a Y-axis driving assembly, a Z-axis rotating assembly and a Y-axis rotating assembly are arranged on the Z-axis translation assembly, a plurality of parts are arranged on one side of the beam, when the gantry moves on the X-axis translation assembly, the gantry is easy to incline to one side, so that the gantry is unstable in movement, and after the gantry is used for a long time, the upright columns of the gantry may incline; in addition, a motor lead screw assembly is generally selected as the X/Y/Z axis translation assembly, but the moving distance in the X axis direction and the Y axis direction is long, the length of the lead screw is also long, the middle section of the lead screw cannot be supported by a bearing block and the like, the lead screw is influenced by the action of gravity of the lead screw, the middle section is easy to bend downwards, and the sliding table is unstable when moving on the lead screw; simultaneously, the work piece is generally installed on the workstation, and machining center is adding man-hour, can produce the sweeps, and in addition for the convenience of being convenient for cool off the work piece, generally add man-hour meeting simultaneously spray cooling liquid, the back is taken off from the workstation to the work piece, needs the handheld spray gun of workman, walks along the workstation, clears up each position on the workstation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the problem that exists among the prior art, the utility model provides a five-axis linkage's longmen machining center to solve the technical problem who mentions in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: the five-axis linkage gantry machining center comprises a vertical frame, wherein a mounting device, a driving device and a rotating table device are arranged on the vertical frame, the driving device comprises an X-axis driving mechanism, a Y-axis driving mechanism and a Z-axis driving mechanism, the mounting device comprises a first gantry, a second gantry, a mounting plate, a vertical plate and a rotating mechanism, the X-axis driving mechanism, the Z-axis driving mechanism, the Y-axis driving mechanism, the vertical frame and the vertical plate are respectively provided with two ends, the two ends of the first gantry and the second gantry are respectively mounted on the two vertical frames through the two X-axis driving mechanisms, the two Y-axis driving mechanisms are respectively arranged on the first gantry and the second gantry, the two Z-axis driving mechanisms are respectively arranged on the two Y-axis driving mechanisms, the bottom ends of the two vertical plates are respectively fixedly connected with the two sides of the mounting plate, the two vertical plates are respectively connected with the two Z-axis driving mechanisms, and the rotating table device is arranged below the first gantry and the second gantry.

Preferably, the revolving stage device includes mounting bracket, workstation and cylinder, the one end of workstation is equipped with the connecting seat, and connecting seat and mounting bracket rotate to be connected, and the lower surface of workstation and the upper surface laminating of mounting bracket, the cylinder rotates to be set up on the mounting bracket, and the flexible end of cylinder and the lower surface rotation of workstation are connected, and after work piece processing finishes, through driving the workstation upwards to rotate, the workman of being convenient for cleared up the workstation along the workstation flow, also is convenient for the workman and clears up the workstation.

It is preferred in further, X axle actuating mechanism includes first backup pad, first motor, first gear, first rack, first slide rail and first slider, first slider is fixed to be set up at the lower surface of first backup pad, and first slide rail fixed mounting is on the grudging post, and first slider and first slide rail sliding fit, and first motor fixed mounting is at the upper surface of first backup pad, and its output run through first backup pad and with first gear fixed connection, first rack fixed mounting is in one side of first slide rail, and first gear and first rack toothing, the both ends of first portal frame and second portal frame all are connected with first backup pad, are convenient for drive first portal frame and second portal frame and move along X axle direction.

Preferably, the Y-axis driving mechanism includes a second support plate, a second motor, a second gear, a second rack, a second slide rail and a second slide block, the second support plate is L-shaped, the second slide block and the second slide rail are three, one of the second slide rail is disposed on the upper surface of the first portal frame, the other two second slide rails are disposed on one side of the first portal frame, the three second slide blocks are disposed on the second support plate and are in sliding fit with the three second slide rails respectively, the second motor is fixedly mounted on the upper surface of the second support plate, an output shaft of the second motor penetrates through the second support plate and is fixedly connected with the second gear, the second rack is fixedly connected with the first slide rail mounted on the upper surface of the first portal frame, and the second gear is engaged with the second rack, so as to drive the second support plate to move along the direction of the second slide rail.

Preferably, the Z-axis driving mechanism includes a third motor, two belt wheels, a belt, a rotating sleeve and a lead screw, the two belt wheels are provided, one end of the rotating sleeve is rotatably connected with the second supporting plate, the other end of the rotating sleeve is fixedly connected with one of the belt wheels, the third motor is fixedly mounted on the second supporting plate, an output shaft of the third motor is fixedly connected with the other belt wheel, the two belt wheels are connected through the belt, the lead screw is sleeved in the rotating sleeve in a threaded manner, and two ends of the lead screw are fixedly connected with the vertical plate, so that the rotating mechanism is driven to move along the Z-axis.

Preferably in further, a third sliding block is arranged on the second supporting plate, and a third sliding rail matched with the third sliding block is arranged on the vertical plate, so that the vertical plate can be guided conveniently.

In further preferred, rotary mechanism includes fourth motor, swivel mount, fifth motor and processing head, the fourth motor is fixed to be set up on the mounting panel, and the output shaft of fourth motor runs through the mounting panel and is connected with the top of swivel mount, and fifth motor fixed mounting is on the swivel mount, and the output shaft of fifth motor runs through the swivel mount and is connected with the processing head, is convenient for drive processing head around the rotation of Z axle and around the rotation of Y axle.

In further preferred, the revolving stage device is provided with a plurality of, and all parallel equidistance interval places two between the grudging post, when processing great work piece, can carry out the centre gripping installation to the work piece through the cooperation of a plurality of workstation.

(III) advantageous effects

Compared with the prior art, the utility model provides a five-axis linkage's longmen machining center possesses following beneficial effect:

1. in the utility model, the two sides of the mounting plate connected with the processing head are respectively provided with the Z-axis driving mechanism and the Y-axis driving mechanism, thereby improving the stability of the installation of the processing head and preventing the phenomenon of side turning over due to the heavier weight of the processing head;

2. the X-axis driving mechanism and the Y-axis driving mechanism move in a way of matching the gear and the rack, so that when a motor lead screw is driven, the middle section of the lead screw is bent downwards to deform, which causes instability in movement;

3. the utility model discloses in be provided with a plurality of revolving stage device in the below of first portal frame and second portal frame, after work piece processing finishes, through driving the workstation and upwards rotate, the workman of also being convenient for clears up the workstation along the workstation flows, and the workman of also being convenient for clears up the workstation, and the workstation is provided with a plurality of, when processing great work piece, can carry out the centre gripping installation to the work piece through the cooperation of a plurality of workstation.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a five-axis linkage gantry machining center of the present invention;

FIG. 2 is a partial schematic view of the area A of FIG. 1 according to the present invention;

fig. 3 is a partial schematic view of the region B in fig. 1 according to the present invention;

fig. 4 is a schematic view of the unconnected state of the middle vertical plate and the Z-axis driving mechanism of the present invention;

fig. 5 is a schematic structural diagram of the rotary table device of the present invention.

In the figure: 1. erecting a frame; 2. a first gantry; 3. a second gantry; 4. mounting a plate; 5. a vertical plate; 6. a mounting frame; 7. a work table; 8. a cylinder; 9. a connecting seat; 10. a first support plate; 11. a first motor; 12. a first gear; 13. a first rack; 14. a first slide rail; 15. a first slider; 16. a second support plate; 17. a second motor; 18. a second gear; 19. a second rack; 20. a second slide rail; 21. a second slider; 22. a third motor; 23. a pulley; 24. a belt; 25. a rotating sleeve; 26. a lead screw; 27. a third slider; 28. a third slide rail; 29. a fourth motor; 30. a rotating frame; 31. a fifth motor; 32. a machining head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-5, a five-axis linkage gantry machining center includes a vertical frame 1, a mounting device, a driving device and a rotating table device are arranged on the vertical frame 1, the driving device includes an X-axis driving mechanism, a Y-axis driving mechanism and a Z-axis driving mechanism, the mounting device includes a first gantry 2, a second gantry 3, a mounting plate 4, a vertical plate 5 and a rotating mechanism, the X-axis driving mechanism, the Z-axis driving mechanism, the Y-axis driving mechanism, the vertical frame 1 and the vertical plate 5 are respectively provided with two, both ends of the first gantry 2 and the second gantry 3 are respectively mounted on the two vertical frames 1 through the two X-axis driving mechanisms, the two Y-axis driving mechanisms are respectively arranged on the first gantry 2 and the second gantry 3, the two Z-axis driving mechanisms are respectively arranged on the two Y-axis driving mechanisms, bottom ends of the two vertical plates 5 are respectively fixedly connected with both sides of the mounting plate 4, the two vertical plates 5 are respectively connected with the two Z-axis driving mechanisms, and the rotating table device is arranged below the first gantry 2 and the second gantry 3.

Referring to fig. 1-5, the rotating table device includes a mounting frame 6, a workbench 7 and a cylinder 8, wherein a connecting seat 9 is disposed at one end of the workbench 7, the connecting seat 9 is rotatably connected with the mounting frame 6, a lower surface of the workbench 7 is attached to an upper surface of the mounting frame 6, the cylinder 8 is rotatably disposed on the mounting frame 6, and a telescopic end of the cylinder 8 is rotatably connected with a lower surface of the workbench 7. The rotating platform device is provided with a plurality of rotating platforms which are parallel to each other and are arranged between the two vertical frames 1 at equal intervals. When the automatic cleaning machine is used, according to different specifications of workpieces, the automatic cleaning machine is installed on one workbench 7 or a plurality of workbenches 7, the workpieces are processed through the gantry machining center, after the workpieces are processed, the workpieces are detached, the air cylinder 8 is started, the air cylinder is extended to drive the workbench 7 to rotate upwards around the connecting seat 9, the workbench 7 is in an inclined state, the spray gun is used on the higher side of the workbench 7 to spray, spray water flows along the workbench 7 to clean the workbench 7, and after the cleaning is finished, the air cylinder 8 contracts to drive the workbench 7 to return to the upper surface of the installation frame 6 again.

Please refer to fig. 1-5,X a driving mechanism includes a first supporting plate 10, a first motor 11, a first gear 12, a first rack 13, a first sliding rail 14 and a first sliding block 15, wherein the first sliding block 15 is fixedly disposed on a lower surface of the first supporting plate 10, the first sliding rail 14 is fixedly disposed on the stand 1, the first sliding block 15 is in sliding fit with the first sliding rail 14, the first motor 11 is fixedly disposed on an upper surface of the first supporting plate 10, an output end of the first motor penetrates through the first supporting plate 10 and is fixedly connected to the first gear 12, the first rack 13 is fixedly disposed on one side of the first sliding rail 14, the first gear 12 is engaged with the first rack 13, and two ends of the first portal frame 2 and the second portal frame 3 are connected to the first supporting plate 10. When the support device is used, the first motor 11 is started to drive the first gear 12 to rotate, and the first gear 12 is meshed with the first rack 13 to drive the first gear 12 to roll on the first rack 13, so as to drive the first support plate 10 to move along the direction of the first slide rail 14.

Referring to fig. 1-5,Y, the shaft driving mechanism includes a second supporting plate 16, a second motor 17, a second gear 18, a second rack 19, a second sliding rail 20 and a second sliding block 21, where the second supporting plate 16 is L-shaped, the second sliding block 21 and the second sliding rail 20 are all three, one of the second sliding rails 20 is disposed on the upper surface of the first portal frame 2, the other two second sliding rails 20 are disposed on one side of the first portal frame 2, the three second sliding blocks 21 are disposed on the second supporting plate 16 and are respectively in sliding fit with the three second sliding rails 20, the second motor 17 is fixedly mounted on the upper surface of the second supporting plate 16, and an output shaft thereof penetrates through the second supporting plate 16 and is fixedly connected with the second gear 18, the second rack 19 is fixedly connected with the first sliding rail 14 mounted on the upper surface of the first portal frame 2, and the second gear 18 is engaged with the second rack 19. When the device is used, the second motor 17 is started to drive the second gear 18 to rotate, and the second gear 18 is driven to roll on the second rack 19 through the meshing of the second gear 18 and the second rack 19, so as to drive the second support plate 16 to move along the direction of the second slide rail 20.

Please refer to fig. 1-5,Z the shaft driving mechanism includes a third motor 22, two belt wheels 23, a belt 24, a rotating sleeve 25 and a screw rod 26, one end of the rotating sleeve 25 is rotatably connected to the second supporting plate 16, the other end is fixedly connected to one of the belt wheels 23, the third motor 22 is fixedly installed on the second supporting plate 16, an output shaft of the third motor 22 is fixedly connected to the other belt wheel 23, the two belt wheels 23 are connected through the belt 24, the screw rod 26 is threadedly sleeved in the rotating sleeve 25, and two ends of the screw rod 26 are fixedly connected to the vertical plate 5. A third sliding block 27 is arranged on the second supporting plate 16, and a third sliding rail 28 matched with the third sliding block 27 is arranged on the vertical plate 5. When the device is used, the third motor 22 is started to drive one of the belt wheels 23 to rotate, and then the belt 24 drives the other belt wheel 23 to rotate, so as to drive the rotary sleeve 25 to rotate, and due to the threaded connection between the rotary sleeve 25 and the screw rod 26, the rotary sleeve 25 drives the screw rod 26 to move up and down along the direction of the third slide rail 28 when rotating.

Referring to fig. 1-5, the rotating mechanism includes a fourth motor 29, a rotating frame 30, a fifth motor 31 and a processing head 32, the fourth motor 29 is fixedly disposed on the mounting plate 4, an output shaft of the fourth motor 29 penetrates through the mounting plate 4 and is connected to the top of the rotating frame 30, the fifth motor 31 is fixedly disposed on the rotating frame 30, and an output shaft of the fifth motor 31 penetrates through the rotating frame 30 and is connected to the processing head 32. When the machining angle adjusting device is used, the fourth motor 29 is started to drive the rotating frame 30 to rotate around the Z axis, the fifth motor 31 is started to drive the machining head 32 to rotate around the Y axis, and the machining angle of the machining head 32 is adjusted.

Example 2:

in conclusion, when the gantry type machining center is used, the gantry type machining center is installed on one workbench 7 or a plurality of workbenches 7 according to different specifications of workpieces, the workpieces are machined through the gantry type machining center, after machining is finished, the workpieces are disassembled, the air cylinder 8 is started to extend to drive the workbench 7 to rotate upwards around the connecting seat 9, the workbench 7 is in an inclined state, the spray gun is used for spraying on the higher side of the workbench 7, spray water flows along the workbench 7 to clean the workbench 7, and after cleaning is finished, the air cylinder 8 contracts to drive the workbench 7 to return to the upper surface of the installation frame 6 again.

Example 3:

in summary, in use, the first motor 11 is activated to drive the first gear 12 to rotate, the first gear 12 is engaged with the first rack 13 through the first gear 12, the first gear 12 is driven to roll on the first rack 13, and the first support plate 10 is driven to move along the direction of the first slide rail 14, the second motor 17 is activated to drive the second gear 18 to rotate, the second gear 18 is engaged with the second rack 19 through the second gear 18, the second gear 18 is driven to roll on the second rack 19, the second support plate 16 is driven to move along the direction of the second slide rail 20, the third motor 22 is activated to drive one of the pulleys 23 to rotate, and the other pulley 23 is driven to rotate through the belt 24, and the rotary sleeve 25 is driven to rotate, due to the threaded connection between the rotary sleeve 25 and the lead screw 26, the rotary sleeve 25 drives the lead screw 26 to move up and down along the direction of the third slide rail 28 when rotating, the fourth motor 29 is activated to drive the rotary frame 30 to rotate around the Z axis, and the fifth motor 31 is activated to drive the fifth motor 32 to rotate around the Y axis, and adjust the machining angle of the machining head 32.

In all the above-mentioned embodiments, the connection between two components may be selected from welding, bolt and nut fit connection, bolt or screw connection or other known connection methods according to actual situations, which are not repeated herein, and it is preferable to consider welding in the above description, although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. The utility model provides a five-axis linkage's longmen machining center, includes grudging post (1), its characterized in that: the vertical frame (1) is provided with a mounting device, a driving device and a rotating table device, the driving device comprises an X-axis driving mechanism, a Y-axis driving mechanism and a Z-axis driving mechanism, the mounting device comprises a first portal frame (2), a second portal frame (3), a mounting plate (4), a vertical plate (5) and a rotating mechanism, the X-axis driving mechanism, the Z-axis driving mechanism, the Y-axis driving mechanism, the vertical frame (1) and the vertical plate (5) are provided with two driving mechanisms, the two ends of the first portal frame (2) and the two ends of the second portal frame (3) are respectively mounted on the two vertical frames (1) through the two X-axis driving mechanisms, the two Y-axis driving mechanisms are respectively arranged on the first portal frame (2) and the second portal frame (3), the two Z-axis driving mechanisms are respectively arranged on the two Y-axis driving mechanisms, the bottom ends of the two vertical plates (5) are respectively fixedly connected with the two sides of the mounting plate (4), the two vertical plates (5) are respectively connected with the two Z-axis driving mechanisms, and the rotating table device is arranged below the first portal frame (2) and the second portal frame (3).

2. The five-axis linkage gantry machining center according to claim 1, characterized in that: the rotating table device comprises a mounting frame (6), a workbench (7) and a cylinder (8), wherein a connecting seat (9) is arranged at one end of the workbench (7), the connecting seat (9) and the mounting frame (6) are rotatably connected, the lower surface of the workbench (7) is attached to the upper surface of the mounting frame (6), the cylinder (8) is rotatably arranged on the mounting frame (6), and the telescopic end of the cylinder (8) is rotatably connected with the lower surface of the workbench (7).

3. The five-axis linkage gantry machining center according to claim 1, characterized in that: x axle actuating mechanism includes first backup pad (10), first motor (11), first gear (12), first rack (13), first slide rail (14) and first slider (15), first slider (15) are fixed to be set up at the lower surface of first backup pad (10), first slide rail (14) fixed mounting is on grudging post (1), and first slider (15) and first slide rail (14) sliding fit, first motor (11) fixed mounting is at the upper surface of first backup pad (10), and its output runs through first backup pad (10) and with first gear (12) fixed connection, first rack (13) fixed mounting is in one side of first slide rail (14), and first gear (12) and first rack (13) meshing, the both ends of first portal frame (2) and second portal frame (3) all are connected with first backup pad (10).

4. The five-axis linkage gantry machining center according to claim 3, characterized in that: the Y-axis driving mechanism comprises a second supporting plate (16), a second motor (17), a second gear (18), a second rack (19), a second sliding rail (20) and a second sliding block (21), the second supporting plate (16) is arranged in an L shape, the second sliding block (21) and the second sliding rail (20) are arranged in three numbers, one sliding rail (20) is arranged on the upper surface of the first portal frame (2), the other two sliding rails (20) are arranged on one side of the first portal frame (2), the three sliding blocks (21) are arranged on the second supporting plate (16) and are respectively in sliding fit with the three sliding rails (20), the second motor (17) is fixedly arranged on the upper surface of the second supporting plate (16), an output shaft of the second motor penetrates through the second supporting plate (16) and is fixedly connected with the second gear (18), and the second rack (19) and the first sliding rail (14) arranged on the upper surface of the first portal frame (2) are fixedly connected, and the second gear (18) is meshed with the second rack (19).

5. The five-axis linkage gantry machining center according to claim 4, characterized in that: z axle actuating mechanism includes third motor (22), band pulley (23), belt (24), rotatory cover (25) and lead screw (26), band pulley (23) are provided with two, and the one end and second backup pad (16) of rotatory cover (25) rotate to be connected, the other end and one of them band pulley (23) fixed connection, third motor (22) fixed mounting are on second backup pad (16), and the output shaft and the other of third motor (22) band pulley (23) fixed connection, two band pulley (23) are connected through belt (24), lead screw (26) threaded sleeve is established in rotatory cover (25), and the both ends of lead screw (26) all with riser (5) fixed connection.

6. The five-axis linkage gantry machining center according to claim 5, characterized in that: and a third sliding block (27) is arranged on the second supporting plate (16), and a third sliding rail (28) matched with the third sliding block (27) is arranged on the vertical plate (5).

7. The five-axis linkage gantry machining center according to claim 6, characterized in that: rotary mechanism includes fourth motor (29), swivel mount (30), fifth motor (31) and processing head (32), fourth motor (29) is fixed to be set up on mounting panel (4), and the output shaft of fourth motor (29) runs through mounting panel (4) and is connected with the top of swivel mount (30), fifth motor (31) fixed mounting is on swivel mount (30), and the output shaft of fifth motor (31) runs through swivel mount (30) and is connected with processing head (32).

8. The five-axis linkage gantry machining center according to claim 2, characterized in that: the rotating platform device is provided with a plurality of rotating platforms which are parallel to each other and are arranged between the two vertical frames (1) at equal intervals.

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