Door and window corner cutting device

Abstract

The utility model discloses a door and window corner cutting device, which relates to the technical field of aluminum alloy door and window processing and comprises a workbench, a sliding groove is arranged on the workbench, a base is movably mounted in the sliding groove, the base is fixedly connected with a support, a mounting seat is slidably arranged on the support, a worm gear is rotatably arranged in the mounting seat, and the worm gear is fixedly connected with the base. The worm gear is installed on a worm in the installation base in a matched mode, one end of the worm is fixedly connected with the hand wheel, the worm gear and the rotating shaft are coaxially arranged, the rotating shaft is fixedly connected with the rotating base, and an abutting assembly is arranged at the bottom of the rotating base. According to the design scheme, the hand wheel is rotated, the worm drives the worm gear to rotate, the worm gear drives the abutting assembly at the bottom of the rotating base to rotate through the rotating shaft, and therefore the corner cutting angle of a workpiece to be machined is adjusted, the clamping plate and the clamping block clamp the workpiece, the workpiece is prevented from deviating in the moving and rotating process, cutting deviation is avoided, and machining precision is improved. The practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum alloy door and window processing, in particular to a door and window corner cutting device. Background Art

[0002] Aluminum alloy doors and windows refer to doors and windows made of aluminum alloy extruded profiles as frames, stiles and fan materials. They are called aluminum alloy doors and windows, referred to as aluminum doors and windows. The processing includes doors and windows with aluminum alloy as the load-bearing rod base material and wood and plastic composite doors and windows, referred to as aluminum-wood composite doors and windows and aluminum-plastic composite doors and windows. Aluminum alloy doors and windows often use corner cutting devices during processing and production to repair the corners of doors and windows.

[0003] Authorization announcement No. CN220993007U discloses an aluminum alloy door and window processing and corner cutting device, including an installed work box, a cutting device, a collection trough, a collection box and a transparent intercepting plate. By arranging a clamping plate and a movable roller, the clamping plate is pressed against the workpiece, and the movable roller and the transmission adjustment component are cooperated to drive the workpiece to move and grind, which solves the problem that when the user holds the aluminum alloy door and window for grinding without setting protection, the sparks during grinding will splash onto the user's hands and cause burns, and there are certain limitations.

[0004] The above patent still has some problems. Doors and windows usually need to control the cutting angle when cutting corners, but the above device cannot flexibly adjust the cutting angle, has certain limitations, and easily causes poor processing accuracy, thereby reducing product quality. Utility Model Content

[0005] In order to overcome the above-mentioned defects existing in the prior art, the utility model provides a door and window corner cutting device.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a door and window corner cutting device, including a workbench, a slide groove is provided on the workbench, a base is movably installed in the slide groove, the base is fixedly connected to a bracket, a mounting seat is slidably arranged on the bracket, a worm wheel is rotatably arranged in the mounting seat, the worm wheel is matched with a worm in the mounting seat and installed, one end of the worm is fixedly connected to a handwheel, the worm wheel is coaxially arranged with a rotating shaft, the rotating shaft is fixedly connected to a rotating seat, and a tightening component is provided at the bottom of the rotating seat.

[0007] Furthermore, a lead screw is rotatably installed on the bracket, one end of the lead screw is fixedly connected to the motor, a slider is movably installed on the lead screw, the slider is fixedly connected to the mounting seat, a long groove is provided on the upper part of the bracket, the mounting seat is slidably set in the long groove, and the rotating shaft is rotatably set in the mounting seat and the slider.

[0008] Furthermore, the upper surface of the mounting seat is flush with the top of the worm gear, a pointer is provided on the top of the worm gear, and an angle line is provided circumferentially on the mounting seat outside the worm gear.

[0009] Furthermore, the clamping assembly includes a hydraulic cylinder, which is arranged in a rotating seat and the bottom output end of the hydraulic cylinder is fixedly connected to a clamp block. The clamp block is C-shaped and a clamp plate is slidably arranged on the lower surface of the clamp block. The clamp plate is rotatably connected to an adjusting knob, and the adjusting knob is installed in cooperation with the clamp block through a thread.

[0010] Furthermore, a guide rod is vertically arranged on the clamping block, and the guide rod is slidably arranged in a guide groove in the rotating seat.

[0011] Furthermore, a slide rod is provided in the slide groove, the base is movably connected to the slide rod, a locking bolt is provided on the base, and a scale line is provided on a workbench on one side of the slide groove.

[0012] The beneficial effect of the utility model is that the design scheme of the utility model drives the worm gear to rotate by turning the hand wheel, and the worm gear drives the clamping assembly at the bottom of the rotating seat to rotate through the rotating shaft, thereby adjusting the cutting angle of the workpiece to be processed, and the motor drives the mounting seat and the rotating seat to move through the lead screw and the slider to perform cutting, and the clamp and the clamp block clamp the workpiece to avoid the workpiece from shifting during the movement and rotation process, causing cutting deviation, thereby improving the processing accuracy and having strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0014] Figure 1 It is a schematic diagram of the utility model;

[0015] Figure 2 It is a top view of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the mounting seat of the utility model.

[0017] In the figure, 1. workbench, 2. slide, 3. base, 4. bracket, 5. mounting seat, 6. worm gear, 7. worm, 8. handwheel, 9. rotating shaft, 10. rotating seat, 11. screw, 12. motor, 13. slider, 14. long slot, 15. pointer, 16. angle line, 17. hydraulic cylinder, 18. clamping block, 19. splint, 20. adjusting knob, 21. guide rod, 22. guide slot, 23. slide rod, 24. locking bolt, 25. scale line. DETAILED DESCRIPTION

[0018] In order to more clearly illustrate the technical solution of the utility model, the utility model is further described below in conjunction with the accompanying drawings. Obviously, the accompanying drawings described below are only one embodiment of the utility model. For ordinary technicians in this field, without paying any creative work, other embodiments can be obtained based on this drawing and embodiment, which all belong to the protection scope of the utility model.

[0019] like Figures 1 to 3 As shown, a door and window corner cutting device includes a workbench 1, a slide groove 2 is provided on the workbench 1, a base 3 is movably installed in the slide groove 2, the base 3 is fixedly connected to the bracket 4, a mounting seat 5 is slidably arranged on the bracket 4, a worm wheel 6 is rotatably arranged in the mounting seat 5, the worm wheel 6 is installed in cooperation with a worm 7 in the mounting seat 5, one end of the worm 7 is fixedly connected to a handwheel 8, the worm wheel 6 is coaxially arranged with a rotating shaft 9, the rotating shaft 9 is fixedly connected to a rotating seat 10, and a tightening component is provided at the bottom of the rotating seat 10 for fixing the workpiece to be processed.

[0020] A lead screw 11 is rotatably installed on the bracket 4, one end of the lead screw 11 is fixedly connected to the motor 12, a slider 13 is movably installed on the lead screw 11, and the slider 13 is fixedly connected to the mounting seat 5. A long groove 14 is provided on the upper part of the bracket 4, and the mounting seat 5 is slidably set in the long groove 14. The rotating shaft 9 is rotatably set in the mounting seat 5 and the slider 13. The upper surface of the mounting seat 5 is flush with the top of the worm gear 6. A pointer 15 is provided on the top of the worm gear 6. An angle line 16 is circumferentially provided on the mounting seat 5 outside the worm gear 6. By rotating the handwheel 8, the worm 7 drives the worm gear 6 to rotate, and the worm gear 6 drives the abutting component at the bottom of the rotating seat 10 to rotate through the rotating shaft 9, so as to adjust the cutting angle of the workpiece to be processed. The motor 12 drives the mounting seat 5 and the rotating seat 10 to move through the lead screw 11 and the slider 13 to cut and accurately adjust the cutting angle.

[0021] The clamping assembly includes a hydraulic cylinder 17, which is arranged in the rotating seat 10 and the bottom output end of the hydraulic cylinder 17 is fixedly connected to the clamp block 18. The clamp block 18 is C-shaped and a clamp plate 19 is slidably arranged on the lower surface of the clamp block 18. The clamp plate 19 is rotatably connected to the adjusting knob 20. The adjusting knob 20 is installed with the clamp plate 19 through a thread. A guide rod 21 is vertically arranged on the clamp block 18, and the guide rod 21 is slidably arranged in a guide groove 22 in the rotating seat 10. The adjusting knob 20 is rotated to make the clamp plate 19 and the clamp block 18 clamp the workpiece to avoid the workpiece from being offset during the movement and rotation process, causing cutting deviation, and improving the processing accuracy.

[0022] A slide bar 23 is provided in the slide groove 2, the base 3 is movably connected to the slide bar 23, a locking bolt 24 is provided on the base 3, and a scale line 25 is provided on the workbench 1 on one side of the slide groove 2 to determine the cutting angle position.

[0023] When the utility model is in use, the hand wheel 8 is rotated to make the worm 7 drive the worm wheel 6 to rotate, and the worm wheel 6 drives the tightening component at the bottom of the rotating seat 10 to rotate through the rotating shaft 9, so as to adjust the cutting angle of the workpiece to be processed. The motor 12 drives the mounting seat 5 and the rotating seat 10 to move through the screw 11 and the slider 13 to perform cutting. The clamping plate 19 and the clamping block 18 clamp the workpiece to avoid the workpiece from shifting during the movement and rotation process, causing cutting deviation, thereby improving the processing accuracy and having strong practicality.

[0024] The above embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention. The protection scope of the present invention is defined by the claims. Those skilled in the art may make various modifications or equivalent substitutions to the present invention within the essence and protection scope of the present invention, and such modifications or equivalent substitutions shall also be deemed to fall within the protection scope of the present invention.

Claims

1. A door and window corner cutting device, comprising a workbench (1), characterized in that: The workbench (1) is provided with a slide groove (2), a base (3) is movably installed in the slide groove (2), the base (3) is fixedly connected to the bracket (4), a mounting seat (5) is slidably arranged on the bracket (4), a worm wheel (6) is rotatably arranged in the mounting seat (5), the worm wheel (6) is installed in cooperation with a worm (7) in the mounting seat (5), one end of the worm (7) is fixedly connected to a hand wheel (8), the worm wheel (6) is coaxially arranged with a rotating shaft (9), the rotating shaft (9) is fixedly connected to a rotating seat (10), and a tightening component is provided at the bottom of the rotating seat (10).

2. A door and window corner cutting device according to claim 1, characterized in that: A lead screw (11) is rotatably mounted on the bracket (4), one end of the lead screw (11) is fixedly connected to a motor (12), a slider (13) is movably mounted on the lead screw (11), the slider (13) is fixedly connected to a mounting seat (5), a long groove (14) is provided on the upper part of the bracket (4), the mounting seat (5) is slidably arranged in the long groove (14), and the rotating shaft (9) is rotatably arranged in the mounting seat (5) and the slider (13).

3. A door and window corner cutting device according to claim 2, characterized in that: The upper surface of the mounting seat (5) is flush with the top of the worm gear (6), a pointer (15) is provided on the top of the worm gear (6), and an angle line (16) is provided circumferentially on the mounting seat (5) outside the worm gear (6).

4. A door and window corner cutting device according to claim 1, characterized in that: The clamping assembly comprises a hydraulic cylinder (17), the hydraulic cylinder (17) is arranged in the rotating seat (10), and the bottom output end of the hydraulic cylinder (17) is fixedly connected to a clamp block (18), the clamp block (18) is C-shaped, and a clamp plate (19) is slidably arranged on the lower surface of the clamp block (18), the clamp plate (19) is rotatably connected to the adjusting knob (20), and the adjusting knob (20) is installed in cooperation with the clamp plate (19) through a thread.

5. A door and window corner cutting device according to claim 4, characterized in that: A guide rod (21) is vertically arranged on the clamping block (18), and the guide rod (21) is slidably arranged in a guide groove (22) in the rotating seat (10).

6. The door and window corner cutting device according to claim 1, characterized in that: A slide bar (23) is provided in the slide groove (2), the base (3) is movably connected to the slide bar (23), a locking bolt (24) is provided on the base (3), and a scale line (25) is provided on the workbench (1) at one side of the slide groove (2).

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