Composite drilling and tapping center for machining disc parts

Abstract

The utility model relates to the technical field of machining, in particular to a composite drilling and tapping center for machining disc parts, which comprises a support, an X lead screw unit, a machining unit, a Z lead screw unit and a reverse chamfering mechanism. A pneumatic chuck on the reverse chamfering mechanism takes materials and places a workpiece on a rotary table to be clamped, a camera photographs the workpiece, an X lead screw unit moves the workpiece to a machining position, and a Z lead screw unit drives a main shaft unit to the machining position and is matched with the rotary table in a rotating mode to achieve drilling and tapping of the workpiece. And after drilling and tapping are completed, the reverse chamfering mechanism grabs the workpiece on the rotary table and moves to the corresponding position to be matched with the reverse chamfering stepped drill to complete reverse chamfering machining. The moving distance of the combined drilling and tapping center is short, and the drilling and tapping speed is increased; the camera can realize automatic positioning of the disc type workpiece; the pneumatic chuck realizes quick clamping of the workpiece; the small working table is beneficial to keeping the interior clean and tidy; by means of the integrated reverse chamfering mechanism, reverse chamfering machining and drilling and tapping machining can be directly completed at a time without the help of logistics.

Description

Technical Field

[0001] This utility model relates to the field of machining technology, and in particular to a composite drilling and tapping center for machining disc-shaped parts. Background Technology

[0002] With technological advancements, the manufacturing industry's demands for machining precision are gradually increasing. Traditional machining equipment can no longer meet these process requirements. Machining centers, a type of CNC machine tool with a higher degree of automation, can combine milling, drilling, and other processes, achieving a high level of automation. Existing equipment with chamfered structures typically requires the use of a logistics system to transfer workpieces, impacting work efficiency and increasing costs. Utility Model Content

[0003] The purpose of this invention is to overcome the shortcomings of existing technologies and propose a composite drilling and tapping center for processing disc-shaped parts. By integrating a chamfering mechanism, chamfering and drilling / tapping can be completed directly in one go without the need for logistics.

[0004] To achieve the above objectives, the present invention adopts the following specific technical solution:

[0005] The composite drilling and tapping center for processing disc-type parts provided by this utility model includes a support, an X-screw unit, a processing unit, a Z-screw unit, and a chamfering mechanism.

[0006] The support frame includes the lower bed and the uprights, with the uprights fixedly installed on the lower bed;

[0007] The X-axis lead screw unit includes an X-axis guide rail, an X-axis lead screw, an X-axis slide plate, and an X-axis servo motor. The X-axis guide rail is fixedly installed on the lower bed. The X-axis servo motor drives the X-axis slide plate to move along the X-axis guide rail in the X-axis direction through the X-axis lead screw. A turntable is set on the X-axis slide plate, and the turntable can move together with the X-axis slide plate.

[0008] The machining unit includes a spindle unit, spindle box, tool changer, tool magazine, tool changer, spindle motor, and camera. The spindle unit is located inside the spindle box, the tool changer is located above the spindle box, the tool magazine is located on one side of the column, and the tool changer grips the tool by rotating and then mounts it on the spindle unit. The spindle motor drives the spindle unit to rotate when it is working. The camera is located on one side of the spindle box and is used to capture images of the workpiece.

[0009] The Z-axis lead screw unit includes a Z-axis guide rail, a Z-axis lead screw, a Z-axis servo motor, and a Z-axis slider. The Z-axis guide rail is fixed on the column. The Z-axis servo motor drives the Z-axis slider to move along the Z-axis guide rail in the Z-axis direction through the Z-axis lead screw. The spindle box, which is equipped with the spindle unit and the tool-changing cylinder, is installed on the guide rail slider and moves along the Z-axis guide rail in the Z-axis direction.

[0010] The reverse chamfering mechanism includes a reverse chamfering Y-axis base, a reverse chamfering Y-axis guide rail, a reverse chamfering Y-axis lead screw, a reverse chamfering Y-axis slide plate, a reverse chamfering Y-axis servo motor, a reverse chamfering Z-axis guide rail, a reverse chamfering Z-axis lead screw, a reverse chamfering Z-axis slide plate, a reverse chamfering Z-axis servo motor, a chamfering turntable, a chamfering turntable motor, a chuck, a reverse chamfering step drill, and a reverse chamfering motor;

[0011] The reverse chamfering Y-axis base is fixedly installed on the side of the column. The reverse chamfering Y-axis guide rail is installed on the reverse chamfering Y-axis base. The reverse chamfering Y-axis servo motor drives the reverse chamfering Y-axis slide plate to move along the reverse chamfering Y-axis guide rail in the Y-axis direction through the reverse chamfering Y-axis screw. The reverse chamfering Z-axis guide rail is installed on the reverse chamfering Y-axis slide plate. The reverse chamfering Z-axis servo motor drives the reverse chamfering Z-axis slide plate to move along the reverse chamfering Z-axis guide rail in the Z-axis direction through the reverse chamfering Z-axis screw. The chamfering rotary table, chamfering rotary table motor, and chuck are installed on the reverse chamfering Z-axis slide plate. The reverse chamfering step drill and reverse chamfering motor are installed on the lower bed.

[0012] Preferably, a pneumatic chuck is used to enable rapid clamping of workpieces.

[0013] This utility model can achieve the following technical effects:

[0014] The composite drilling and tapping center for processing disc-shaped parts provided by this utility model has a short moving distance, which improves the drilling and tapping speed; it is equipped with a camera to realize automatic positioning of disc-shaped workpieces; a pneumatic chuck realizes quick clamping of workpieces; the smaller worktable helps to keep the interior clean and tidy; at the same time, it integrates a chamfering mechanism, which can directly complete the chamfering and drilling and tapping processes in one go without the need for logistics. Attached Figure Description

[0015] Figure 1 This is a structural schematic diagram of a composite drilling and tapping center for a processing disc-type part provided according to an embodiment of the present utility model;

[0016] Figure 2 This is a structural schematic diagram of the composite drilling and tapping center of the processing disc-type part provided according to an embodiment of the present utility model from another perspective;

[0017] Figure 3 This is a structural schematic diagram of the chamfering mechanism provided according to an embodiment of the present utility model.

[0018] The reference numerals in the figures include:

[0019] 1. Lower bed; 2. Column; 3. X-axis guide rail; 4. X-axis lead screw; 5. X-axis slide plate; 6. X-axis servo motor; 7. Rotary table; 8. Z-axis guide rail; 9. Z-axis lead screw; 10. Z-axis servo motor; 11. Spindle unit; 12. Tool holder cylinder; 13. Tool magazine; 14. Spindle motor; 15. Reverse chamfering Y-axis base; 16. Reverse chamfering Y-axis guide rail; 17. Reverse chamfering Y-axis slide plate; 18. Reverse chamfering Y-axis servo motor; 19. Reverse chamfering Z-axis guide rail; 20. Reverse chamfering Z-axis lead screw; 21. Reverse chamfering Z-axis slide plate; 22. Reverse chamfering Z-axis servo motor; 23. Chamfering rotary table; 24. Chamfering rotary table motor; 25. Chuck; 26. Reverse chamfering step drill; 27. Reverse chamfering motor; 28. Camera; 29. Detailed Implementation

[0020] In the following description, embodiments of the present invention will be described with reference to the accompanying drawings. In the description below, the same modules are denoted by the same reference numerals. Where the same reference numerals are used, their names and functions are also the same. Therefore, their detailed description will not be repeated.

[0021] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and do not constitute a limitation thereof.

[0022] This utility model embodiment provides a composite drilling and tapping center for machining disc-shaped parts, the structure of which is as follows: Figure 1 and Figure 2 As shown, it includes a bracket, an X-screw unit, a machining unit, a Z-screw unit, and a chamfering mechanism.

[0023] The support frame includes a lower bed 1 and a column 2, with the column 2 fixedly installed on the lower bed 1.

[0024] The X-axis lead screw unit includes an X-axis guide rail 3, an X-axis lead screw 4, an X-axis slide plate 5, and an X-axis servo motor 6. The X-axis guide rail 3 is fixedly mounted on the lower bed 1. The X-axis servo motor 6 drives the X-axis slide plate 5 to move along the X-axis guide rail 3 in the X-axis direction through the X-axis lead screw 4. A turntable 7 is provided on the X-axis slide plate 5, and the turntable 7 can move together with the X-axis slide plate 5.

[0025] The machining unit includes a spindle unit 11, a spindle box, a tool-changing cylinder 12, a tool magazine 13, a tool changer, a spindle motor 14, and a camera 29. The spindle unit 11 is located inside the spindle box, the tool-changing cylinder 12 is located above the spindle box, the tool magazine 13 is located on one side of the column 2, the tool changer grips the tool from the tool magazine 13 by rotation and then mounts it on the spindle unit 11, and the spindle motor 14 drives the spindle unit 11 to rotate when it is working; the camera 29 is located on one side of the spindle box and is used to capture images of the workpiece.

[0026] The Z-axis lead screw unit includes a Z-axis guide rail 8, a Z-axis lead screw 9, a Z-axis servo motor 10, and a Z-axis slider. The Z-axis guide rail 8 is fixed on the column 2. The Z-axis servo motor 10 drives the Z-axis slider to move along the Z-axis guide rail 8 in the Z-axis direction through the Z-axis lead screw 9. The spindle box, which is equipped with the spindle unit 11 and the tool-changing cylinder 12, is mounted on the guide rail slider and moves along the Z-axis guide rail 8 in the Z-axis direction.

[0027] The reverse chamfering mechanism includes a reverse chamfering Y-axis base 15, a reverse chamfering Y-axis guide rail 16, a reverse chamfering Y-axis lead screw 17, a reverse chamfering Y-axis slide plate 18, a reverse chamfering Y-axis servo motor 19, a reverse chamfering Z-axis guide rail 20, a reverse chamfering Z-axis lead screw 21, a reverse chamfering Z-axis slide plate 22, a reverse chamfering Z-axis servo motor 23, a chamfering turntable 24, a chamfering turntable motor 25, a chuck 26, a reverse chamfering step drill 27, and a reverse chamfering motor 28.

[0028] The reverse chamfering Y-axis base 15 is fixedly installed on the side of the column 2. The reverse chamfering Y-axis guide rail 16 is installed on the reverse chamfering Y-axis base 15. The reverse chamfering Y-axis servo motor 19 drives the reverse chamfering Y-axis slide plate 18 to move along the reverse chamfering Y-axis guide rail 16 in the Y-axis direction through the reverse chamfering Y-axis lead screw 17. The reverse chamfering Z-axis guide rail 20 is installed on the reverse chamfering Y-axis slide plate 18. The reverse chamfering Z-axis servo motor 23 drives the reverse chamfering Z-axis slide plate 22 to move along the reverse chamfering Z-axis guide rail 20 in the Z-axis direction through the reverse chamfering Z-axis lead screw 21. The chamfering rotary table 24, the chamfering rotary table motor 25, and the chuck 26 are installed on the reverse chamfering Z-axis slide plate 22. The reverse chamfering step drill 27 and the reverse chamfering motor 28 are installed on the lower bed 1.

[0029] Example: The BT50 spindle unit 11 is installed inside the spindle box. The tool-changing cylinder 12 is installed above the spindle box. The Z-axis guide rail 8 is installed on the column 2. The Z-axis lead screw 9, Z-axis servo motor 10, and Z-axis slider are assembled into a Z-axis lead screw unit. The spindle box, which houses the spindle unit 11 and the tool-changing cylinder 12, is installed on the Z-axis slider and connected to the Z-axis lead screw 9. When the Z-axis servo motor 10 drives the Z-axis lead screw 9 to rotate via a coupling, the Z-axis lead screw 9 will drive the spindle box to move linearly along the Z-axis guide rail 8, thereby realizing the feed motion in the Z-axis direction. A synchronous pulley is then installed on the output shaft of the spindle motor 14. The spindle motor 14 is then installed on the spindle box, and a synchronous belt connects the spindle motor 14 and the spindle unit 11. When the spindle motor 14 operates, it will drive the spindle unit 11 to rotate. The camera 29 is located on one side of the spindle box, and the integrated tool magazine 13 and tool changer are mounted on the side of the column 2. The tool changer grips the tool by rotating and mounting it on the spindle unit 11.

[0030] The X-axis guide rail 3 is installed on the lower bed 1. The X-axis slide plate 5 is then connected to the lower bed 1 via the X-axis guide rail 3 and the X-axis lead screw 4. The X-axis servo motor 6 drives the X-axis slide plate 5 to move in the X-axis direction along the X-axis guide rail 3 via the X-axis lead screw 4. A rotary table 7 is installed on the X-axis slide plate 5. The reverse chamfering step drill 27 and the reverse chamfering motor 28 are installed on the lower bed 1. A hydraulic station is also installed on the lower bed 1. The column 2 is connected to the lower bed 1.

[0031] The reverse chamfering Y-axis guide rail 16 is mounted on the reverse chamfering Y-axis base 15. The reverse chamfering Y-axis servo motor 19 drives the reverse chamfering Y-axis slide plate 18 to move along the reverse chamfering Y-axis guide rail 16 in the Y direction via the reverse chamfering Y-axis lead screw 17. The reverse chamfering Z-axis guide rail 20 is mounted on the reverse chamfering Y-axis slide plate 18. The reverse chamfering Z-axis servo motor 23 drives the reverse chamfering Z-axis slide plate 22 to move along the reverse chamfering Z-axis guide rail 20 in the Z direction via the reverse chamfering Z-axis lead screw 21. The chamfering turntable 24, the chamfering turntable motor 25, and the chuck 26 are mounted on the reverse chamfering Z-axis slide plate 22. The reverse chamfering Y-axis base 15 is fixedly mounted on the side of the column 2, completing the installation of the reverse chamfering mechanism.

[0032] During operation, the pneumatic chuck 26 on the chamfering mechanism extends outside the machine tool to pick up the workpiece. The X-axis servo motor 6 drives the X-axis slide 5 and the rotary table 7 to pick up the workpiece for drilling. The pneumatic chuck 26 places the workpiece on the rotary table 7 and clamps it. The camera 29 on the side of the spindle box takes a picture of the workpiece. The workpiece is moved to the processing position through the X-axis guide rail 3. The tool magazine 13 rotates, and the tool changer picks up the corresponding tool from the tool magazine 13 and installs it on the spindle unit 11. The Z-axis servo motor 10 drives the Z-axis slide and the spindle box to move downward along the Z-axis. The spindle motor 14 drives the spindle unit 11 to rotate and cooperates with the rotary table 7 to complete the drilling of the workpiece.

[0033] After drilling is completed, the X-axis slide plate 5 moves to the left side of the X-axis guide rail 3. The chamfering turntable 24 of the chamfering mechanism grabs the workpiece on the turntable 7. The chamfering Y-axis servo motor 19 and the chamfering Z-axis servo motor 23 drive the chamfering Y-axis slide plate 18 and the chamfering Z-axis slide plate 22 to move along the chamfering Y-axis guide rail 16 and the chamfering Z-axis guide rail 20 in the Y and Z directions, respectively. The chamfering is completed on the chamfering stepped drill 27 in conjunction with the rotation of the chamfering turntable 24.

[0034] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0035] Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present invention.

[0036] The specific embodiments of this utility model described above do not constitute a limitation on the scope of protection of this utility model. Any other corresponding changes and modifications made based on the technical concept of this utility model should be included within the scope of protection of the claims of this utility model.

Claims

1. A combined drilling and tapping center for machining disk-like workpieces, characterized in that Includes a support frame, X-screw unit, machining unit, Z-screw unit, and reverse chamfering mechanism; The support frame includes a lower bed (1) and a column (2), with the column (2) fixedly installed on the lower bed (1); The X-screw unit includes an X-guide rail (3), an X-screw (4), an X-slide plate (5), and an X-servo motor (6). The X-guide rail (3) is fixedly installed on the lower bed (1). The X-servo motor (6) drives the X-slide plate (5) to move along the X-guide rail (3) in the X direction through the X-screw (4). A turntable (7) is provided on the X-screw plate (5). The turntable (7) can move together with the X-screw plate (5). The machining unit includes a spindle unit (11), a spindle box, a tool-changing cylinder (12), a tool magazine (13), a tool changer, a spindle motor (14), and a camera (29). The spindle unit (11) is located inside the spindle box, the tool-changing cylinder (12) is located above the spindle box, the tool magazine (13) is located on one side of the column (2), the tool changer grabs the tool by rotating and then installs it on the spindle unit (11), and the spindle motor (14) drives the spindle unit (11) to rotate when it is working. The camera (29) is set on one side of the spindle box and is used to capture workpiece images. The Z-screw unit includes a Z-guide rail (8), a Z-screw (9), a Z-servo motor (10), and a Z-slider. The Z-guide rail (8) is fixed on the column (2). The Z-servo motor (10) drives the Z-slider to move along the Z-guide rail (8) in the Z direction through the Z-screw (9). The spindle box, which is equipped with a spindle unit (11) and a tool-changing cylinder (12), is mounted on the guide rail slider and moves along the Z-guide rail (8) in the Z direction. The reverse chamfering mechanism includes a reverse chamfering Y-axis base (15), a reverse chamfering Y-axis guide rail (16), a reverse chamfering Y-axis lead screw (17), a reverse chamfering Y-axis slide plate (18), a reverse chamfering Y-axis servo motor (19), a reverse chamfering Z-axis guide rail (20), a reverse chamfering Z-axis lead screw (21), a reverse chamfering Z-axis slide plate (22), a reverse chamfering Z-axis servo motor (23), a chamfering turntable (24), a chamfering turntable motor (25), a chuck (26), a reverse chamfering step drill (27), and a reverse chamfering motor (28). The reverse chamfering Y-axis base (15) is fixedly installed on the side of the column (2), the reverse chamfering Y-axis guide rail (16) is installed on the reverse chamfering Y-axis base (15), the reverse chamfering Y-axis servo motor (19) drives the reverse chamfering Y-axis slide plate (18) to move along the reverse chamfering Y-axis guide rail (16) in the Y direction through the reverse chamfering Y-axis screw (17); the reverse chamfering Z-axis guide rail (20) is installed on the reverse chamfering Y-axis slide plate (18), the reverse chamfering Z-axis servo motor (23) drives the reverse chamfering Z-axis slide plate (22) to move along the reverse chamfering Z-axis guide rail (20) in the Z direction through the reverse chamfering Z-axis screw (21); the chamfering rotary table (24), the chamfering rotary table motor (25), and the chuck (26) are installed on the reverse chamfering Z-axis slide plate (22), and the reverse chamfering step drill (27) and the reverse chamfering motor (28) are installed on the lower bed (1).

2. The compound drilling center for machining a disk-shaped workpiece according to claim 1, wherein The chuck (26) is a pneumatic chuck, used to achieve rapid clamping of workpieces.

Images