Turning, boring and milling conversion combined machining center

Abstract

The utility model provides a turning, boring and milling conversion combined machining center which comprises a machine frame, an XY-axis driving assembly, a Z-axis driving assembly and a main shaft, the main shaft is arranged at the output end of the Z-axis driving assembly, a machining platform is arranged at the output end of the XY-axis driving assembly, an A-axis driving assembly is further arranged on the machining platform, a C-axis driving assembly is arranged on the A-axis driving assembly, and the C-axis driving assembly is arranged on the C-axis driving assembly. A tool magazine is further arranged in the machine frame, a mounting base is arranged at the output end of the C-axis driving assembly and used for mounting a shell, five-axis machining is achieved through cooperation of the X-Y-axis driving assembly, the Z-axis driving assembly, the A-axis driving assembly and the C-axis driving assembly, and therefore machining of all hole positions can be completed only through one-time tool setting when the shell is machined, and the machining precision is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to machining equipment, in particular to a turning, boring and milling conversion composite machining center. BACKGROUND

[0002] As Figure 1 As shown in a kind of motor shell, including shell 90, through hole 91 is set in shell 90 middle, installation hole 93 is set on the shell 90.

[0003] When the above motor shell is processed, it is usually necessary to prepare turning equipment, milling equipment and punching equipment, and it is necessary to repeatedly install motor shell and carry out tool setting, and the repeated tool setting to determine the processing reference of motor shell is prone to cause the processing progress of motor shell to decline. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model aims at providing a kind of turning, boring and milling conversion composite machining center, it has the advantages that processing precision is high.

[0005] In order to solve the above technical problem, the technical scheme of the utility model is: a kind of turning, boring and milling conversion composite machining center, including rack, XY axis drive assembly, Z axis drive assembly and main shaft, the output end of Z axis drive assembly is provided with main shaft, the output end of XY axis drive assembly is provided with processing platform, A axis drive assembly is further provided on the processing platform, C axis drive assembly is provided on the A axis drive assembly, tool magazine is further provided in the rack, the output end of C axis drive assembly is provided with mounting seat, and the mounting seat is used to install shell.

[0006] Through the above technical means, the cooperation of XY axis drive assembly, Z axis drive assembly, A axis drive assembly and C axis drive assembly is realized five-axis machining, so that when shell is processed, only one tool setting is needed to complete the processing of all hole positions, and the processing precision is increased.

[0007] Preferably, the A axis drive assembly includes main drive seat and vice drive seat, and a table plate is further provided between the main drive seat and the vice drive seat, and the main drive seat drives the table plate to rotate around the A axis.

[0008] Through the above technical means, the table plate is provided to facilitate the installation of C axis drive assembly.

[0009] Preferably, the C axis drive assembly includes a drive motor, the drive motor is fixedly installed at the bottom of the table plate, a square slot is provided at the bottom of the mounting seat, and the output end of the drive motor is matched with the square slot and drives the mounting seat to rotate.

[0010] Through the above technical means, the mounting seat is provided to realize the positioning and installation of shell, and the rotation of the mounting seat is realized through the cooperation of the square slot and the drive motor.

[0011] Preferably, the upper end of the platform is rotatably provided with a positioning seat body, the positioning seat body is provided with a positioning column, the positioning column is matched and positioned with the mounting hole, the mounting seat passes through the positioning seat body and is matched with the through hole, the mounting seat is further provided with a pneumatic lock assembly, and the platform is provided with an air channel one, and the air channel one controls locking of the pneumatic lock assembly.

[0012] Through the technical means, the positioning column is arranged to realize the positioning of the shell, and the pneumatic lock assembly is arranged to realize the locking of the shell, so that the shell is prevented from being separated during machining.

[0013] Preferably, the pneumatic lock assembly comprises a spring and a pair of lock blocks, the mounting seat is provided with a sliding slot, the two lock blocks are slidably arranged at two ends of the sliding slot, the spring is arranged between the two lock blocks, and the mounting seat is further provided with an air channel two, which is communicated with the air channel one and the sliding slot.

[0014] Through the technical means, the air pressure in the sliding slot is controlled through the air channel one, so that the lock block is tightly pressed against the shell, and the locking of the shell is realized. The spring prevents the lock block from blocking the air channel two due to negative pressure in the sliding slot.

[0015] Preferably, the positioning seat body comprises a rotating disc and a bottom disc, the bottom disc is fixedly arranged on the platform, the bottom disc is rotatably arranged on the rotating disc, and the rotating disc and the bottom disc are further provided with a ball therebetween.

[0016] Through the technical means, the ball is arranged between the rotating disc and the bottom disc, so that the friction is reduced when the shell rotates.

[0017] Preferably, the bottom of the platform is further provided with a counterbore, the bottom of the mounting seat is further provided with a piston ring, a locking cavity is formed between the piston ring and the counterbore, the platform is further provided with an air channel three, the air channel three is communicated with the locking cavity, and the bottom of the piston ring is provided with a rubber compression ring.

[0018] Through the technical means, the air pressure in the locking cavity is controlled by communicating the locking cavity with the air channel three. When it is necessary to lock the shell, the air pressure in the locking cavity is increased by arranging the rubber compression ring, so that the lock block presses the shell against the rotating disc, and the mounting stability of the shell is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structural schematic view of the shell;

[0020] Figure 2 It is a structural schematic view of the embodiment;

[0021] Figure 3 It is a structural schematic view of the A-axis driving assembly;

[0022] Figure 4A partial sectional view of the mounting seat.

[0023] Fig. 1 is a schematic view of the machine frame; Fig. 2 is a schematic view of the XY-axis driving assembly; Fig. 3 is a schematic view of the Z-axis driving assembly; Fig. 4 is a schematic view of the main shaft; Fig. 5 is a schematic view of the machining platform; Fig. 6 is a schematic view of the A-axis driving assembly; Fig. 7 is a schematic view of the C-axis driving assembly; Fig. 8 is a schematic view of the mounting seat; Fig. 9 is a schematic view of the main driving seat; Fig. 10 is a schematic view of the auxiliary driving seat; Fig. 11 is a schematic view of the table plate; Fig. 12 is a schematic view of the square groove; Fig. 13 is a schematic view of the positioning seat body; Fig. 14 is a schematic view of the positioning column; Fig. 15 is a schematic view of the pneumatic lock assembly; Fig. 16 is a schematic view of the air passage I; Fig. 17 is a schematic view of the spring; Fig. 18 is a schematic view of the lock block; Fig. 19 is a schematic view of the sliding groove; Fig. 20 is a schematic view of the air passage II; Fig. 21 is a schematic view of the counterbore; Fig. 22 is a schematic view of the piston ring; Fig. 23 is a schematic view of the locking cavity; Fig. 24 is a schematic view of the air passage III; Fig. 25 is a schematic view of the rubber pressing ring; Fig. 26 is a schematic view of the turntable; Fig. 27 is a schematic view of the bottom plate; Fig. 28 is a schematic view of the ball; Fig. 29 is a schematic view of the limiting ring; Fig. 30 is a schematic view of the driving motor; Fig. 90 is a schematic view of the shell; Fig. 91 is a schematic view of the through hole; Fig. 93 is a schematic view of the mounting hole. DETAILED DESCRIPTION

[0024] The specific embodiments of the present application are further described in detail below with reference to the accompanying drawings, so that the technical scheme of the present application is easier to understand and master.

[0025] The machining center comprises a machine frame 1, an XY-axis driving assembly 2, a Z-axis driving assembly 3 and a main shaft 4, the main shaft 4 is arranged at the output end of the Z-axis driving assembly 3, the output end of the XY-axis driving assembly 2 is provided with a machining platform 5, the machining platform 5 is further provided with an A-axis driving assembly 6, the A-axis driving assembly 6 is provided with a C-axis driving assembly 7, a tool magazine is further arranged in the machine frame 1, the output end of the C-axis driving assembly 7 is provided with a mounting seat 8, the mounting seat 8 is used for mounting a shell 90, through the cooperation of the XY-axis driving assembly 2, the Z-axis driving assembly 3, the A-axis driving assembly 6 and the C-axis driving assembly 7, five-axis machining is realized, so that when the shell 90 is machined, all hole positions can be machined by only one tool setting, and the machining precision is increased.

[0026] The A-axis driving assembly 6 comprises a main driving seat 9 and an auxiliary driving seat 10, the table plate 11 is further arranged between the main driving seat 9 and the auxiliary driving seat 10, the main driving seat 9 drives the table plate 11 to rotate around the A-axis, the turntable 26 motor is arranged in the main driving seat 9, the table plate 11 is arranged at the output end of the turntable 26 motor, the C-axis driving assembly 7 comprises a driving motor 30, the driving motor 30 is fixedly arranged at the bottom of the table plate 11, the mounting seat 8 is provided with a square groove 12 at the bottom, the output end of the driving motor 30 is provided with a square rod and cooperates with the square groove 12, the driving motor 30 drives the mounting seat 8 to rotate, the table plate 11 is provided with eight driving motors 30 at the bottom, the mounting seat 8 is arranged at the output end of the driving motor 30 and passes through the table plate 11.

[0027] The positioning seat body 13 is rotatably arranged at the upper end of the table plate 11, the positioning column 14 is arranged on the positioning seat body 13, the positioning column 14 is matched and positioned with the mounting hole 93, the mounting seat 8 passes through the positioning seat body 13 and is matched with the through hole 91, the pneumatic lock assembly 15 is further arranged in the mounting seat 8, the air passage one 16 is arranged in the table plate 11, the air passage one 16 controls the locking of the pneumatic lock assembly 15, the pneumatic lock assembly 15 comprises a spring 17 and a pair of lock blocks 18, the sliding groove 19 is arranged on the mounting seat 8, the two lock blocks 18 are slidably arranged at the two ends of the sliding groove 19, the spring 17 is arranged between the two lock blocks 18, the air passage two 20 is further arranged in the mounting seat 8, and the air passage two 20 is communicated with the air passage one 16 and the sliding groove 19.

[0028] The bottom of the table plate 11 is further provided with the counterbore 21, the bottom of the mounting seat 8 is further provided with the piston ring 22, the locking cavity 23 is formed between the piston ring 22 and the counterbore 21, the air passage three 24 is further arranged in the table plate 11, the air passage three 24 is communicated with the locking cavity 23, the rubber compression ring 25 is arranged at the bottom of the piston ring 22, when the shell 90 needs to be locked, air is passed into the sliding groove 19 through the air passage one 16, the lock block 18 is pushed out, the air pressure in the locking cavity 23 is increased through the air passage three 24, the mounting seat 8 is pressed downwards to the shell 90, at this time, the rubber compression ring 25 is slightly compressed, and there is a gap between the square groove 12 and the top end of the square rod, so that the mounting seat 8 cannot be compressed downwards.

[0029] The positioning seat body 13 comprises the rotating disc 26 and the bottom disc 27, the bottom disc 27 is fixedly arranged on the table plate 11, the bottom disc 27 is rotatably arranged on the rotating disc 26, the ball 28 is further arranged between the rotating disc 26 and the bottom disc 27, the limiting ring 29 is further arranged at the bottom of the rotating disc 26, the limiting ring 29 is clamped into the bottom disc 27, so that the rotating disc 26 is prevented from falling off during overturning.

[0030] Of course, the above is only a typical example of the present application, in addition to this, the present application can have other various specific implementation manners, and the technical solutions formed by equivalent replacement or equivalent transformation all fall within the scope required to be protected by the present application.

Claims

1. A turning-milling-conversion combined machining center, comprising a frame (1), an XY-axis driving assembly (2), a Z-axis driving assembly (3) and a spindle (4), wherein the spindle (4) is arranged at the output end of the Z-axis driving assembly (3), and the output end of the XY-axis driving assembly (2) is provided with a machining platform (5), characterized in that: The machining platform (5) is provided with an A-axis driving assembly (6), and the A-axis driving assembly (6) is provided with a C-axis driving assembly (7); a tool magazine is arranged in the rack (1), and the output end of the C-axis driving assembly (7) is provided with a mounting seat (8) for mounting a shell (90). ​ 2. The boring-milling conversion combined machining center according to claim 1, characterized in that: The A-axis driving assembly (6) comprises a main driving seat (9) and a secondary driving seat (10), and a table plate (11) is arranged between the main driving seat (9) and the secondary driving seat (10); the main driving seat (9) drives the table plate (11) to rotate around the A-axis.

3. The boring-milling conversion combined machining center according to claim 2, characterized in that: The C-axis driving assembly (7) comprises a driving motor (30) fixedly installed at the bottom of the table plate (11); a square groove (12) is arranged at the bottom of the mounting seat (8); the output end of the driving motor (30) is matched with the square groove (12) and drives the mounting seat (8) to rotate.

4. The boring-milling conversion combined machining center according to claim 3, characterized in that: A positioning seat body (13) is rotatably arranged at the upper end of the table plate (11); a positioning column (14) is arranged on the positioning seat body (13); the positioning column (14) is matched and positioned with a mounting hole (93); the mounting seat (8) penetrates through the positioning seat body (13) and is matched with a through hole (91); a pneumatic lock assembly (15) is further arranged in the mounting seat (8); and an air channel I (16) is arranged in the table plate (11) and controls the pneumatic lock assembly (15) to lock.

5. The boring-milling conversion combined machining center according to claim 4, characterized in that: The pneumatic lock assembly (15) comprises a spring (17) and a pair of lock blocks (18); a sliding groove (19) is arranged on the mounting seat (8); the two lock blocks (18) are slidably arranged at the two ends of the sliding groove (19); the spring (17) is arranged between the two lock blocks (18); and an air channel II (20) is further arranged in the mounting seat (8) and communicates with the air channel I (16) and the sliding groove (19).

6. The boring-milling conversion combined machining center according to claim 4, characterized in that: The positioning seat body (13) comprises a rotating disc (26) and a bottom disc (27); the bottom disc (27) is fixedly arranged on the table plate (11); the bottom disc (27) is rotatably arranged on the rotating disc (26); and a ball (28) is further arranged between the rotating disc (26) and the bottom disc (27).

7. The boring-milling conversion combined machining center according to claim 2, characterized in that: A counterbore (21) is further arranged at the bottom of the table plate (11); a piston ring (22) is further arranged at the bottom of the mounting seat (8); a locking cavity (23) is formed between the piston ring (22) and the counterbore (21); an air channel III (24) is further arranged in the table plate (11) and communicates with the locking cavity (23); and a rubber compression ring (25) is arranged at the bottom of the piston ring (22).

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