Combined type multi-axis numerical control machining center

Abstract

The invention discloses a combined type multi-axis numerical control machining center, and relates to the technical field of numerical control machine tools. Comprising a processing box, a driving mechanism is arranged at the top of the inner side of the processing box, and a positioning fixing mechanism is arranged at the bottom of the inner side of the processing box; a combined machining mechanism is arranged on the driving mechanism; the combined machining mechanism comprises a machining sliding table, a rotating frame is rotationally installed on the machining sliding table, and machined parts are arranged on the rotating frame in an array mode and used for conducting different machining operations. The machining part comprises a machining base installed on the rotating frame in a lifting and sliding mode, a maintenance installation table is rotationally arranged at the bottom end of the machining base, and a machining driving motor and a machining part are arranged on the maintenance installation table. A maintenance part is arranged on the processing seat and is used for carrying out maintenance treatment; a control mechanism is arranged at the top of the machining sliding table and used for driving and controlling all the machined parts. Various machining operations can be completed on the same station, the space occupied volume is reduced through rotary arrangement, and the overall moving area is reduced; and functions are abundant and maintenance is convenient.

Description

Technical Field

[0001] The present invention relates to the technical field of numerical control machine tools, and in particular to a composite multi-axis numerical control machining center. Background Art

[0002] The multi-axis CNC machining center is an advanced machine tool equipment that can perform machining operations in multiple axes. Unlike traditional single-axis or dual-axis CNC machine tools, the multi-axis CNC machining center has more degrees of freedom of movement, which enables it to handle more complex parts and workpieces; the multi-axis CNC machining center plays an important role in modern manufacturing, and its flexibility and precision enable it to cope with various complex machining needs. With the development of technology, the functions and performance of multi-axis CNC machining centers are also constantly improving; the existing composite multi-machining center can complete different types of processing at the same station, which can reduce the displacement and clamping of the workpiece; but the layout of the existing composite machining center is generally linear, which makes the machining displacement movement larger, and the driving form is single, generally driven independently; and the function is too single, and the overall practicality is not strong; based on this, the present invention proposes a composite machining center, which completes multiple machining operations at the same station, reduces the space occupied by the rotating arrangement, and reduces the overall moving area; and it is rich in functions and easy to maintain. Summary of the invention

[0003] In view of the above technical problems, the present invention can complete various processing operations at the same workstation, reduce the space occupied by the rotating arrangement, and reduce the overall moving area; and it is rich in functions and easy to maintain.

[0004] The scheme used in the present invention is: a composite multi-axis CNC machining center, including a machining box, a driving mechanism is arranged on the inner top of the machining box, and a positioning and fixing mechanism is arranged on the inner bottom of the machining box; a composite machining mechanism is arranged on the driving mechanism; the composite machining mechanism includes a machining slide, a turntable is rotatably mounted on the machining slide, and machining parts are arranged in an array on the turntable for performing different machining operations; the machining parts include a machining seat mounted on the turntable for lifting and sliding, a maintenance mounting platform is rotatably arranged at the bottom end of the machining seat, a machining drive motor and a machining part are arranged on the maintenance mounting platform, and the machining drive motor is used to drive the machining part; a maintenance part is arranged on the machining seat, and the maintenance mounting platform is flipped so that the machining part faces the maintenance part for maintenance processing; a control mechanism is arranged on the top of the machining slide for driving and controlling each machining part.

[0005] Preferably, the positioning and fixing mechanism includes a positioning mounting table slidably arranged on the inner side of the processing box, and a clamping part is arranged on the positioning mounting table for clamping the workpiece; a second motor and a second screw rod are arranged at the bottom of the processing box, and the second motor is used to drive the second screw rod, and the second screw rod and the positioning mounting table form a spiral pair.

[0006] Preferably, the driving mechanism includes a motor 1, a guide rod 1 and a screw rod 1 arranged on the processing box; the motor 1 is used to drive the screw rod 1, the processing slide on the composite processing mechanism is slidably fitted on the guide rod 1 and the screw rod 1, and the screw rod 1 and the processing slide form a spiral pair.

[0007] Preferably, a mounting ring is provided on the processing slide, and the top of the turntable is rotatably mounted on the mounting ring; the turntable includes turntable 1, a connecting frame and turntable 2; turntable 1 and turntable 2 are fixedly connected through the two ends of the connecting frame, and turntable 1 is rotatably mounted on the mounting ring.

[0008] Preferably, an azimuth motor is arranged on the processing slide, an azimuth gear is arranged on the output shaft of the azimuth motor, and the azimuth gear and the turntable form a gear pair.

[0009] Preferably, a screw mechanism is arranged in an array on the processing slide, and the screw mechanism includes a feed screw rotatably installed between turntable one and turntable two, and a feed gear is arranged on the top of the feed screw, and the feed gear is driven by a control mechanism; the processing workpiece is driven by the feed screw.

[0010] Preferably, the control mechanism includes a drive control electric cylinder arranged on the top of the processing slide, a drive mounting platform is arranged on the telescopic rod of the drive control electric cylinder, a drive motor is arranged on the drive mounting platform, a drive gear is arranged on the output shaft of the drive motor, and the drive gear is meshed with feed gears in all directions to drive the feed screw.

[0011] Preferably, the processing seat on the processing part is slidably fitted on the feed screw and the connecting frame, and the processing seat and the feed screw form a spiral pair; a coolant transmission box is provided on the processing seat, and a nozzle is connected to the coolant transmission box, and the nozzle is arranged on the side of the maintenance mounting table.

[0012] Preferably, the maintenance part includes a control electric cylinder arranged on the processing seat, a maintenance adsorption cylinder is arranged on the telescopic rod of the control electric cylinder, the maintenance adsorption cylinder is a hollow structure, and an adsorption part is arranged on the inner side of the maintenance adsorption cylinder, a collection box is arranged on the processing seat, the collection box is connected with the maintenance adsorption cylinder, and the adsorption part adsorbs and collects the residual waste chips on the processing part.

[0013] Preferably, a fixed oil cylinder is provided on the processing seat, and a fixing hole is provided on the circumference of the maintenance mounting table. The telescopic rod of the fixed oil cylinder cooperates with the fixing hole on the maintenance mounting table to fix the maintenance mounting table. A flip motor is provided on the processing seat to drive the feed screw.

[0014] Compared with the prior art, the present invention has the following advantages: (1) the processing slide is moved, and different processing parts can be replaced for processing according to the processing requirements during processing. The processing parts are arranged in a rotating array and can be rotated according to the requirements, and the overall movement displacement is reduced; (2) the driving and controlling electric cylinder can be used to control the movement of the driving mounting table, so that the driving gear is meshed with different feed gears to drive different feed screws, that is, drive different processing parts, instead of an independent driving method; (3) after the processing is completed, the processing part can be maintained, that is, the residual waste chips attached to the processing part of the part can be removed, and the maintenance mounting table can be flipped by controlling the flip motor to make the processing part face the maintenance adsorption cylinder, and the electric cylinder is controlled to control the movement of the maintenance adsorption cylinder so that the processing part is located inside the maintenance adsorption cylinder, and the adsorption part inside the maintenance adsorption cylinder collects and removes the waste chips through the collection box, thus completing the maintenance operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0016] Figure 2 It is a schematic diagram of the internal structure of the processing box of the present invention.

[0017] Figure 3 It is a schematic diagram of the structure of the composite processing mechanism of the present invention.

[0018] Figure 4 This is a schematic diagram of the processing slide structure of the present invention.

[0019] Figure 5 This is a schematic diagram of the control mechanism installation structure of the present invention.

[0020] Figure 6 It is a schematic diagram of the rotating frame installation structure of the present invention.

[0021] Figure 7 It is a schematic diagram of the structure of the workpiece of the present invention.

[0022] Figure 8 This is a schematic diagram of the structure of the maintenance installation platform of the present invention.

[0023] Fig. 9 This is a schematic structural diagram of the maintenance installation platform of the present invention from another angle.

[0024] Figure markings: 1-processing box; 2-motor one; 3-motor two; 4-screw rod two; 5-positioning mounting table; 6-guide rod one; 7-screw rod one; 8-processing slide; 9-mounting ring; 10-drive control electric cylinder; 11-drive mounting table; 12-drive motor; 13-drive gear; 14-azimuth gear; 15-azimuth motor; 16-turntable one; 17-connecting frame; 18-turntable two; 19-feed screw rod; 20-feed gear; 21-processing seat; 22-coolant transmission box; 23-nozzle; 24-maintenance adsorption cylinder; 25-control electric cylinder; 26-processing drive motor; 27-processing part; 28-collection box; 29-maintenance mounting table; 30-fixed cylinder; 31-flip motor. DETAILED DESCRIPTION

[0025] Example: Figures 1 to 9 As shown, a driving mechanism is provided at the inner top of the processing box 1, and a positioning and fixing mechanism is provided at the inner bottom of the processing box 1; the positioning and fixing mechanism includes a positioning mounting table 5 slidably arranged on the inner side of the processing box 1, and a clamping part is provided on the positioning mounting table 5 for clamping the workpiece; a motor 2 3 and a screw 2 4 are provided at the bottom of the processing box 1, and the motor 2 3 is used to drive the screw 2 4, and the screw 2 4 and the positioning mounting table 5 form a spiral pair.

[0026] A composite processing mechanism is arranged on the driving mechanism; the composite processing mechanism includes a processing slide 8, a turntable is rotatably mounted on the processing slide 8, and processing parts are arranged in an array on the turntable for performing different processing operations; the processing parts include a processing seat 21 which is lifted and slidably mounted on the turntable, a maintenance mounting platform 29 is rotatably arranged at the bottom end of the processing seat 21, a processing drive motor 26 and a processing part 27 are arranged on the maintenance mounting platform 29, and the processing drive motor 26 is used to drive the processing part 27; a maintenance part is arranged on the processing seat 21, and the maintenance mounting platform 29 is flipped so that the processing part 27 faces the maintenance part for maintenance processing; a control mechanism is arranged on the top of the processing slide 8 for driving and controlling each processing part.

[0027] The driving mechanism includes a motor 2, a guide rod 6 and a screw rod 7 arranged on the processing box 1; the motor 2 is used to drive the screw rod 7, the processing slide 8 on the composite processing mechanism is slidably matched on the guide rod 6 and the screw rod 7, and the screw rod 7 and the processing slide 8 form a spiral pair; a mounting ring 9 is provided on the processing slide 8, and the top of the rotating frame is rotatably mounted on the mounting ring 9; the rotating frame includes a turntable 16, a connecting frame 17 and a turntable 2 18; the turntable 16 and the turntable 2 18 are fixedly connected through the two ends of the connecting frame 17, and the turntable 16 is rotatably mounted on the mounting ring 9; an azimuth motor 15 is provided on the processing slide 8, and an azimuth gear 14 is provided on the output shaft of the azimuth motor 15, and the azimuth gear 14 and the turntable 16 form a gear pair.

[0028] A screw mechanism is arranged in an array on the processing slide 8, and the screw mechanism includes a feed screw 19 rotatably installed between the turntable 16 and the turntable 2 18, and a feed gear 20 is arranged on the top of the feed screw 19, and the feed gear 20 is driven by the control mechanism; the workpiece is driven by the feed screw 19; the control mechanism includes a drive control electric cylinder 10 arranged on the top of the processing slide 8, and a drive mounting platform 11 is arranged on the telescopic rod of the drive control electric cylinder 10, and a drive motor 12 is arranged on the drive mounting platform 11, and a drive gear 13 is arranged on the output shaft of the drive motor 12, and the drive gear 13 is meshed with the feed gear 20 in all directions to drive the feed screw 19; the processing seat 21 on the workpiece is slidably fitted on the feed screw 19 and the connecting frame 17, and the processing seat 21 and the feed screw 19 form a spiral pair; a coolant transmission box 22 is arranged on the processing seat 21, and a nozzle 23 is connected to the coolant transmission box 22, and the nozzle 23 is arranged on the side of the maintenance mounting platform 29.

[0029] The maintenance parts include a control electric cylinder 25 arranged on the processing seat 21, and a maintenance adsorption cylinder 24 is arranged on the telescopic rod of the control electric cylinder 25. The maintenance adsorption cylinder 24 is a hollow structure, and an adsorption part is arranged on the inner side of the maintenance adsorption cylinder 24. A collecting box 28 is arranged on the processing seat 21, and the collecting box 28 is connected with the maintenance adsorption cylinder 24. The adsorption part adsorbs and collects the residual waste chips on the processing part 27; a fixed oil cylinder 30 is arranged on the processing seat 21, and a fixing hole is arranged on the circumference of the maintenance mounting table 29. The telescopic rod of the fixed oil cylinder 30 cooperates with the fixing hole on the maintenance mounting table 29 to fix the maintenance mounting table 29. A flip motor 31 is arranged on the processing seat 21 for driving the feed screw 19.

[0030] Working principle: The workpiece is placed on the positioning mounting table 5 for positioning and fixing. The operator can set corresponding positioning tooling on the positioning mounting table 5 according to actual needs; through the operation of the motor 2 3, the screw 2 4 rotates, so that the positioning mounting table 5 moves, and the workpiece is transferred to the processing area.

[0031] Furthermore, by operating the motor 2, the screw 7 rotates, so that the processing slide 8 moves. During processing, different workpieces can be replaced according to processing requirements. The workpieces are arranged in an array and can be selected according to needs. Specifically, by operating the azimuth motor 15, the turntable 16 rotates, and then the azimuth is changed. The drive control electric cylinder 10 can be used to control the movement of the drive mounting table 11, so that the drive gear 13 engages with different feed gears 20 to drive different feed screws 19, that is, to drive different workpieces.

[0032] The feed screw 19 rotates to move the processing seat 21, that is, the processing part 27 moves; during processing, the workpiece is driven to move in cooperation with the horizontal, vertical and positioning mounting tables 5, so that the processing position can be adjusted; the processing drive motor 26 drives the processing part 27 to rotate, and the processing part 27 performs processing operations; the coolant transmission box 22 transmits the coolant, that is, releases it through the nozzle 23.

[0033] After the processing is completed, the processing part 27 can be maintained, that is, the residual waste chips attached to the processing part 27 of the part can be cleared, that is, the fixed oil cylinder 30 controls its telescopic rod to disengage from the fixed hole on the maintenance mounting platform 29, and the maintenance mounting platform 29 is flipped by the flip motor 31 to make the processing part 27 face the maintenance adsorption cylinder 24, and the control electric cylinder 25 controls the maintenance adsorption cylinder 24 to move, so that the processing part 27 is located on the inner side of the maintenance adsorption cylinder 24, and the adsorption part inside the maintenance adsorption cylinder 24 collects and removes the waste chips through the collection box 28, and the maintenance operation is completed; when performing different processing operations, the operator can replace and install different processing parts 27 according to needs. Multiple processing processes are required in one processing operation, and the processed parts can be replaced according to the processing progress, thereby reducing the number of transfer and clamping times of the workpiece and improving the processing efficiency.

Claims

1. A composite multi-axis CNC machining center, comprising a machining box (1), a driving mechanism being arranged at the inner top of the machining box (1), and a positioning and fixing mechanism being arranged at the inner bottom of the machining box (1); characterized in that: A composite processing mechanism is arranged on the driving mechanism; the composite processing mechanism comprises a processing slide (8), a rotating frame is rotatably mounted on the processing slide (8), and processing pieces are arranged in an array on the rotating frame for performing different processing operations; the processing pieces comprise a processing seat (21) which is slidably mounted on the rotating frame, a maintenance mounting platform (29) is rotatably arranged at the bottom end of the processing seat (21), a processing drive motor (26) and a processing part (27) are arranged on the maintenance mounting platform (29), and the processing drive motor (26) is used to drive the processing part (27); a maintenance piece is arranged on the processing seat (21), and the maintenance mounting platform (29) is turned over so that the processing part (27) faces the maintenance piece for performing maintenance processing; a control mechanism is arranged on the top of the processing slide (8), and is used to drive and control each processing piece.

2. A composite multi-axis CNC machining center according to claim 1, characterized in that: The positioning and fixing mechanism comprises a positioning mounting platform (5) slidably arranged inside the processing box (1), and a clamping portion is arranged on the positioning mounting platform (5) for clamping the workpiece; a second motor (3) and a second screw rod (4) are arranged at the bottom of the processing box (1), and the second motor (3) is used to drive the second screw rod (4), and the second screw rod (4) and the positioning mounting platform (5) form a spiral pair.

3. The composite multi-axis CNC machining center according to claim 1, characterized in that: The driving mechanism comprises a motor 1 (2), a guide rod 1 (6) and a screw rod 1 (7) arranged on a processing box (1); the motor 1 (2) is used to drive the screw rod 1 (7); a processing slide (8) on the composite processing mechanism is slidably matched on the guide rod 1 (6) and the screw rod 1 (7), and the screw rod 1 (7) and the processing slide (8) form a spiral pair.

4. The composite multi-axis CNC machining center according to claim 3, characterized in that: The processing slide (8) is provided with a mounting ring (9), and the top of the rotating frame is rotatably mounted on the mounting ring (9); the rotating frame comprises a rotating disk 1 (16), a connecting frame (17) and a rotating disk 2 (18); the rotating disk 1 (16) and the rotating disk 2 (18) are fixedly connected via two ends of the connecting frame (17), and the rotating disk 1 (16) is rotatably mounted on the mounting ring (9).

5. The composite multi-axis CNC machining center according to claim 4, characterized in that: An azimuth motor (15) is arranged on the processing slide (8), an azimuth gear (14) is arranged on the output shaft of the azimuth motor (15), and the azimuth gear (14) and the turntable (16) form a gear pair.

6. The composite multi-axis CNC machining center according to claim 5, characterized in that: A screw mechanism is arranged in an array on the processing slide (8), and the screw mechanism includes a feed screw (19) rotatably mounted between the first turntable (16) and the second turntable (18), and a feed gear (20) is arranged on the top of the feed screw (19), and the feed gear (20) is driven by a control mechanism; the workpiece is driven by the feed screw (19).

7. The composite multi-axis CNC machining center according to claim 6, characterized in that: The control mechanism comprises a drive control electric cylinder (10) arranged on the top of the processing slide (8), a drive mounting platform (11) is arranged on the telescopic rod of the drive control electric cylinder (10), a drive motor (12) is arranged on the drive mounting platform (11), a drive gear (13) is arranged on the output shaft of the drive motor (12), and the drive gear (13) is meshed with feed gears (20) in various directions to drive the feed screw (19).

8. The composite multi-axis CNC machining center according to claim 6, characterized in that: The processing seat (21) on the processing part is slidably matched on the feed screw (19) and the connecting frame (17), and the processing seat (21) and the feed screw (19) form a spiral pair; a coolant transmission box (22) is arranged on the processing seat (21), and a nozzle (23) is connected to the coolant transmission box (22), and the nozzle (23) is arranged on the side of the maintenance installation table (29).

9. The composite multi-axis CNC machining center according to claim 1, characterized in that: The maintenance component comprises a control electric cylinder (25) arranged on a processing seat (21); a maintenance adsorption cylinder (24) is arranged on a telescopic rod of the control electric cylinder (25); the maintenance adsorption cylinder (24) is a hollow structure; an adsorption portion is arranged inside the maintenance adsorption cylinder (24); a collection box (28) is arranged on the processing seat (21); the collection box (28) is connected to the maintenance adsorption cylinder (24); and the adsorption portion adsorbs and collects residual waste chips on the processing portion (27).

10. The composite multi-axis CNC machining center according to claim 9, characterized in that: The processing seat (21) is provided with a fixed oil cylinder (30), and a fixing hole is provided on the circumference of the maintenance mounting platform (29). The telescopic rod of the fixed oil cylinder (30) cooperates with the fixing hole on the maintenance mounting platform (29) to fix the maintenance mounting platform (29). The processing seat (21) is provided with a turning motor (31) for driving the feed screw (19).

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