Hexahedral drill with automatic tool changing function

Abstract

The utility model provides an automatic tool changing six-face drill which comprises a machine tool, a tool changing main shaft assembly and an automatic tool changing structure are arranged on the machine tool, and the tool changing main shaft assembly comprises a main shaft body and a side milling angle head fixing flange arranged at the bottom end of the main shaft body. The automatic tool changing structure comprises a cross beam tool magazine structure and a side edge angle head tool magazine structure, and the cross beam tool magazine structure comprises a first base, a first tool clamp, a first tool and a first transmission mechanism. The angle head, the saw blade and the end mill assembly can push the clamp assembly to be matched with the automatic tool changing main shaft to complete the automatic tool changing process through the air cylinder of the automatic tool changing structure, manual intervention is not needed in the whole process, and working efficiency and man-machine safety are improved.

Description

Technical Field

[0001] The utility model relates to the field of woodworking processing, in particular to a six-sided drill with automatic tool change. Background Art

[0002] The six-sided drill can complete the processing of holes on the front and back sides and four side surfaces at one time without manual turnover of the plate, and has powerful functions. The numerical control six-sided drill is suitable for processing various artificial boards, solid wood boards, etc. for drilling holes. It can not only be connected to a numerical control cutting machine, but also be connected to an electronic cutting saw. With the diversified customized design of people's furniture, the furniture factory has higher and higher requirements for the automation of the numerical control six-sided drill equipment. For example, the processing of special-shaped grooves with multiple tools is becoming more and more popular. The front end of the automatic tool change spindle motor is provided with a side milling angle head fixing flange. The angle head tool can automatically process the special-shaped groove on one surface, and can switch a variety of end milling cutters to process the special-shaped groove on the upper surface of the plate, and can switch a variety of saw blades and Laminator tools to process the special-shaped grooves on the four side surfaces of the plate to meet the needs of more processes. However, it is found in practice that at present, when installing and disassembling the angle head, manual operation is still required for replacement, and the efficiency and man-machine safety are not high enough. Summary of the Utility Model

[0003] The problem to be solved by the utility model is that the installation and disassembly efficiency of the current angle head and the man-machine safety are not high enough.

[0004] To solve the above technical problems, the utility model provides a six-sided drill with automatic tool change, which includes a machine tool. A tool changeable spindle assembly and an automatic tool change structure are arranged on the machine tool. The tool changeable spindle assembly includes a spindle main body and a side milling angle head fixing flange arranged at the bottom end of the spindle main body. The automatic tool change structure includes a cross beam tool magazine structure and a side angle head tool magazine structure. The cross beam tool magazine structure includes a first base, a first tool holder, a first tool, and a first transmission mechanism. The side angle head tool magazine structure includes a second base, a second tool holder, and a second transmission mechanism.

[0005] Preferably, the first transmission mechanism includes a first cylinder. The end of the first cylinder is provided with a movable first piston rod slidably connected to the first base through a first guide rail. The end of the first piston rod is provided with a piston rod connecting block. The end of the piston rod connecting block is provided with a slide plate. The end of the slide plate is provided with a first tool holder for clamping the first tool. A slider is arranged on the top of the first base. A slide rail is also arranged at the corresponding position of the bottom of the slide plate and the slider. The slide rail is slidably connected with the slider.

[0006] Preferably, the second transmission mechanism includes a second cylinder. The end of the second cylinder is provided with a second piston rod through a second guide rail. The end of the second piston rod is provided with a tool holder mounting seat. The end of the tool holder mounting seat is provided with a second tool holder, and the second tool holder is used to clamp the angle head assembly. A cylinder mounting plate is installed on one side of the second base.

[0007] Preferably, the angle head assembly includes an angle head body, a tool shank, a second tool, an outer sleeve, and a cylinder. A tool shank is provided at the top of the angle head body, and second tools are provided on both circumferential sides of the angle head body.

[0008] Preferably, an outer sleeve is provided on the outer side of the tool shank, and a cylinder is provided at the top of the outer sleeve.

[0009] Preferably, a tool shank clamping groove corresponding to the tool shank and a cylinder clamping groove corresponding to the cylinder are provided inside the main spindle body, and the tool shank clamping groove and the cylinder clamping groove communicate with each other.

[0010] Preferably, a plurality of first transmission mechanisms are provided in the horizontal direction on the first base of the cross beam tool magazine structure.

[0011] Compared with the prior art, the present invention provides a six-sided drill with automatic tool change, having the following

[0012] Beneficial effects:

[0013] 1. By setting an automatic tool change structure, when the tool of the CNC six-sided drill spindle is changed, the angle head, saw blade, and end mill assembly can be automatically changed by the cylinder of the automatic tool change structure to push the fixture assembly in cooperation with the automatic tool change spindle motor. The whole process does not require manual intervention. When installing and disassembling the angle head, there is no need to manually replace it, improving work efficiency and human-machine safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic diagram of a six-sided drill with automatic tool change according to the present invention;

[0015] Figure 2 is a schematic diagram of the tool changeable spindle assembly of the present invention;

[0016] Figure 3 is a schematic diagram of the cross beam straight row tool magazine structure of the present invention;

[0017] Figure 4 is a schematic diagram of the side angle head tool magazine structure of the present invention;

[0018] Figure 5 is a schematic diagram of the side milling angle head of the present invention;

[0019] Figure 6It is a schematic diagram of the return state after tool change of the crossbeam linear tool magazine of the present utility model;

[0020] Figure 7 It is a schematic diagram of the return state when the crossbeam linear tool magazine of the present utility model is pushed out for tool change;

[0021] Figure 8 It is a schematic diagram of the return state after tool change of the side angle head tool magazine of the present utility model;

[0022] Figure 9 It is a schematic diagram of the return state when the side angle head tool magazine of the present utility model is pushed out for tool change.

[0023] In the figure: 1. Machine tool; 2. Tool changeable spindle assembly; 200. Spindle main body; 201. Angle head fixing flange; 3. Tool holder clamping groove; 300. Crossbeam tool magazine structure; 301. First base; 302. First tool clamp; 303. First tool; 304. First transmission mechanism; 4. Cylinder clamping groove; 400. Side angle head tool magazine structure; 401. Second base; 402. Second tool clamp; 403. Second transmission mechanism; 404. Angle head assembly; 5. Angle head main body; 6. Tool holder; 7. Second tool; 8. Outer sleeve; 9. Cylinder; 10. First cylinder; 11. First piston rod; 12. Piston rod connecting block; 13. Slide plate; 14. Slide block; 15. Slide rail; 16. Second cylinder; 17. Second piston rod; 18. Tool clamp mounting seat; 19. Cylinder mounting plate; 20. First guide rail; 21. Second guide rail. Specific embodiments

[0024] The present utility model relates to a six-sided drill with automatic tool change, such as Figures 1-9As shown in the figure, it includes a machine tool 1, on which a tool-changing spindle assembly 2 and an automatic tool-changing structure are provided. The tool-changing spindle assembly 2 includes a spindle main body 200 and a side milling angle head fixing flange 201 provided at the bottom end of the spindle main body 200. The automatic tool-changing structure includes a crossbeam tool magazine structure 300 and a side angle head tool magazine structure 400. The crossbeam tool magazine structure 300 includes a first base 301, a first tool holder 302, a first tool 303, and a first transmission mechanism 304. The side angle head tool magazine structure 400 includes a second base 401, a second tool holder 402, and a second transmission mechanism 403. By providing the machine tool 1 as the installation housing for the tool-changing spindle assembly 2 and the automatic tool-changing structure, by providing the tool-changing spindle assembly 2 which includes the spindle main body 200 and the side milling angle head fixing flange 201, the side milling angle head fixing flange 201 is used to position the angle head assembly 404. By providing the crossbeam tool magazine structure 300 and the side angle head tool magazine structure 400, the device can change tools in the crossbeam straight row tool magazine and the side angle head tool magazine. The first transmission mechanism 304 is installed on the first base 301 to drive the first tool 303 and the first tool holder 302 to move. The second transmission mechanism 403 is installed on the second base 401 to drive the second tool 7 and the second tool holder 402 to move.

[0025] In an embodiment of the present invention, the first transmission mechanism 304 includes a first cylinder 10. The end of the first cylinder 10 is provided with a movable first piston rod 11 slidably connected to the first base 301 through a first guide rail 20. The end of the first piston rod 11 is provided with a piston rod connecting block 12. The end of the piston rod connecting block 12 is provided with a slide plate 13. The end of the slide plate 13 is provided with a first tool holder 302. The first tool holder 302 is used to clamp the first tool 303. A slider 14 is provided at the top of the first base 301. A slide rail 15 is also provided at the corresponding position of the bottom of the slide plate 13. The slide rail 15 is slidably connected to the slider 14. By providing the first cylinder 10, the first piston rod 11, the piston rod connecting block 12, the slide plate 13, and the first tool holder 302, the first cylinder 10 drives the first piston rod 11 to move, the first piston rod 11 drives the piston rod connecting block 12 to move, and the piston rod connecting block 12 drives the slide plate 13 to move, thereby driving the first tool holder 302 to move.

[0026] In an embodiment of the present utility model, the second transmission mechanism 403 includes a second cylinder 16. The end of the second cylinder 16 is provided with a second piston rod 17 through a second guide rail 21. The end of the second piston rod 17 is provided with a tool holder mounting seat 18. The end of the tool holder mounting seat 18 is provided with a second tool holder 402. The second tool holder 402 is used to clamp the angle head assembly 404. A cylinder mounting plate 19 is installed on one side of the second base 401. By setting the second cylinder 16, the second cylinder 16 drives the second piston rod 17 to move, the second piston rod 17 drives the tool holder mounting seat 18 to move, and the tool holder mounting seat 18 drives the second tool holder 402 to move.

[0027] In an embodiment of the present utility model, the angle head assembly 404 includes an angle head body 5, a tool shank, a second tool 7, an outer sleeve 8 and a cylinder 9. The top of the angle head body 5 is provided with a tool shank. The second tools 7 are provided on both sides of the circumferential side of the angle head body 5. By setting the second tools 7 on both sides of the circumferential side of the angle head body 5, the angle head body 5 can change tools in two aspects.

[0028] In an embodiment of the present utility model, an outer sleeve 8 is provided on the outer side of the tool shank. A cylinder 9 is provided on the top of the outer sleeve 8. The outer sleeve 8 is provided for fixing the tool shank 6, and the cylinder 9 is provided for fixing the tool and the fixture body.

[0029] In an embodiment of the present utility model, a tool shank clamping groove 3 is correspondingly opened in the inner side of the main spindle body 200 corresponding to the tool shank 6, and a cylinder 9 clamping groove 4 is correspondingly opened corresponding to the cylinder 9. The tool shank clamping groove 3 and the cylinder 9 clamping groove 4 communicate with each other.

[0030] In an embodiment of the present utility model, a plurality of first transmission mechanisms 304 are provided in the horizontal direction on the first base 301 of the cross beam tool magazine structure 300. By setting a plurality of first transmission mechanisms 304, that is, a plurality of angle head assemblies 404 are provided on the first base 301. The tools and tool holders installed on the angle head assembly 404 provide the tools to be replaced for the main spindle body 200.

[0031] In use, first, when the present device changes the tool in the crossbeam linear tool magazine, the first tool 303 is placed on the angle head body 5 on the crossbeam linear tool magazine 300. The first cylinder 10 is started, and the first cylinder 10 drives the first piston rod 11 to push the slide plate 13 to slide. The slide plate 13 drives the first tool holder 302 to move. One end of the first tool holder 302 clamps the first tool 303. When changing the tool, the first tool 303 is pushed below the main spindle body 200 so that the bottom end of the main spindle body 200 and the tool shank on the first tool 303 are on the same axis. Then the main spindle body 200 descends, and the suction cup on the main spindle body 200 sucks and tightens the tool shank on the first tool 303, thus completing the tool change. After the tool change is completed, the main spindle body 200 moves upward for machining, and the first tool holder 302 is reset through the first piston rod 11. When the present device changes the tool in the side angle head tool magazine 400, the second piston rod 17 provided at the end of the second cylinder 16 is used to push the tool holder mounting seat 18 to slide. The second tool holder 402 is provided at the end of the tool holder mounting seat 18, and the second tool holder 402 clamps the angle head assembly 404. When changing the tool, the angle head assembly 404 is pushed below the main spindle body 200 so that the bottom end of the main spindle body 200 and the tool shank 6 on the angle head assembly 404 are on the same axis. Then the main spindle body 200 descends, and the suction cup on the main spindle body 200 sucks and tightens the tool shank 6. The tapered notch on the angle head fixing flange 201 is used to position the cylinder 9, thus completing the tool change. After the tool change is completed, the main spindle body 200 moves upward for machining, and the second tool holder 402 is reset through the second piston rod 17.

[0032] It can be understood that the present utility model is described by some embodiments. Those skilled in the art know that without departing from the spirit and scope of the present utility model, various changes or equivalent replacements can be made to these features and embodiments. In addition, under the teaching of the present utility model, these features and embodiments can be modified to adapt to specific situations and materials without departing from the spirit and scope of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application belong to the scope protected by the present utility model.

Claims

1. A six-sided drill with automatic tool change, comprising a machine tool (1), characterized in that: The machine tool (1) is provided with a tool-changeable spindle assembly (2) and an automatic tool-changing structure, wherein the tool-changeable spindle assembly (2) comprises a spindle body (200) and a side milling angle head fixing flange (201) arranged at the bottom end of the spindle body (200), and the automatic tool-changing structure comprises a crossbeam tool magazine structure (300) and a side angle head tool magazine structure (400), wherein the crossbeam tool magazine structure (300) comprises a first base (301), a first tool holder (302), a first tool (303) and a first transmission mechanism (304), and the side angle head tool magazine structure (400) comprises a second base (401), a second tool holder (402), a second transmission mechanism (403) and an angle head assembly (404).

2. The six-sided drill with automatic tool change according to claim 1, characterized in that: The first transmission mechanism (304) comprises a first cylinder (10), the end of the first cylinder (10) is provided with a movable first piston column (11) slidably connected to the first base (301) through a first guide rail (20), the end of the first piston column (11) is provided with a piston column connecting block (12), the end of the piston column connecting block (12) is provided with a slide plate (13), the end of the slide plate (13) is provided with a first tool clamp (302), the first tool clamp (302) is used to clamp the first tool (303), the top of the first base (301) is provided with a slider (14), the bottom of the slider (13) is further provided with a slide rail (15) at a position corresponding to the slider (14), and the slide rail (15) is slidably connected to the slider (14).

3. The six-sided drill with automatic tool change according to claim 2, characterized in that: The second transmission mechanism (403) comprises a second cylinder (16), a second piston column (17) is arranged at the end of the second cylinder (16) through a second guide rail (21), a tool clamp mounting seat (18) is arranged at the end of the second piston column (17), a second tool clamp (402) is arranged at the end of the tool clamp mounting seat (18), the second tool clamp (402) is used to clamp the angle head assembly (404), and a cylinder mounting plate (19) is installed on one side of the second base (401).

4. The six-sided drill with automatic tool change according to claim 3, characterized in that: The angle head assembly (404) comprises an angle head body (5), a tool handle (6), a second tool (7), an outer sleeve (8) and a column (9); the tool handle (6) is arranged on the top of the angle head body (5), and the second tool (7) is arranged on both sides of the circumference of the angle head body (5).

5. The six-sided drill with automatic tool change according to claim 4, characterized in that: An outer sleeve (8) is arranged on the outer side of the knife handle (6), and a column (9) is arranged on the top of the outer sleeve (8).

6. The six-sided drill with automatic tool change according to any one of claims 1 to 5, characterized in that: A tool handle clamping groove (3) is provided on the inner side of the main shaft body (200) corresponding to the tool handle (6), and a column clamping groove (4) is provided corresponding to the column (9), and the tool handle clamping groove (3) and the column clamping groove (4) are interconnected.

7. The six-sided drill with automatic tool change according to any one of claims 1 to 5, characterized in that: A plurality of first transmission mechanisms (304) are arranged in the horizontal direction on the first base (301) of the crossbeam tool magazine structure (300).

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