Numerical control sawing machine capable of preventing workpiece from deviating

Abstract

The numerical control sawing machine capable of preventing the workpiece from deviating comprises a table body, a top seat is fixed to the top end of the table body, and a top frame is vertically arranged on the left side of the top end of the top seat. When the numerical control sawing machine capable of preventing the workpiece from deviating is used, after the workpiece is placed at the top end of the operation table, the rotating handles can be rotated on the two sides and the middle position of the front end of the operation table respectively, and the rotating handles can drive the two-way lead screws to rotate while rotating; the two-way lead screw rotates, meanwhile, two sets of threaded sleeves in external threaded connection can be used for driving the clamping feet to move inwards at the two ends of the top of the operation table at the same time, the two ends of a workpiece are fixedly clamped, and the three sets of clamping feet are arranged at the top end of the operation table at equal intervals so that the left and right different positions outside the workpiece can be clamped; according to the multi-position fixing device, the outer portion of the workpiece is fixed in multiple positions, the stability of the workpiece during cutting is improved, deviation of the workpiece is reduced, and the problem that the workpiece is inconvenient to fix in multiple positions during workpiece cutting is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control sawing machines, in particular to a numerical control sawing machine capable of preventing a workpiece from deflecting. Background Art

[0002] A CNC sawing machine is a machine tool that uses a circular saw blade or saw blade to cut and saw materials. It is widely used in cutting metal round materials, square materials, pipe materials and profiles.

[0003] When using a CNC sawing machine to cut a workpiece, since the clamping and fixing position of the workpiece on the sawing machine is generally relatively single, the fixation effect of the workpiece during cutting is poor, and displacement offset may easily occur, resulting in errors in the workpiece cutting data. This is insufficient and is not convenient for anti-drift multi-position fixation of the workpiece during cutting.

[0004] Now, a new type of CNC sawing machine for preventing workpiece deviation is proposed to solve the above-mentioned shortcomings. Utility Model Content

[0005] The utility model aims to provide a numerically controlled sawing machine capable of preventing a workpiece from deflecting, so as to solve the problem in the above-mentioned background technology that it is inconvenient to fix the workpiece at multiple positions when the workpiece is cut.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a CNC sawing machine for preventing workpiece deviation, comprising a table body, a top seat is fixed on the top of the table body, and a top frame is vertically arranged on the left side of the top of the top seat, a controller is installed on the left side of the top frame, a mounting plate is fixed on the top of the right side of the top frame, and a hydraulic cylinder is installed on the bottom end of the mounting plate, a mounting seat is arranged at the bottom end of the hydraulic cylinder, and a mounting frame is arranged at the bottom end of the mounting seat, a saw blade is installed inside the mounting frame, a driving motor is installed on the right side of the mounting frame, an operating table is fixed on the right side of the top of the top seat, and clamping feet are respectively arranged at both ends of the top of the operating table, two sides of the top of the operating table and the middle position are movably connected with two-way lead screws, and threaded sleeves are respectively arranged at both ends of the outside of the two-way lead screws, and limiting grooves are respectively penetrated at both sides and the middle position of the top of the operating table, and the front end of the two-way lead screw penetrates the front end of the operating table and is fixed with a rotating handle.

[0007] Preferably, the bottom end of the clamping foot passes through the interior of the limiting groove and is fixedly connected to the top end of the bidirectional lead screw, a convex tooth is fixed on the clamping foot, and the two ends of the exterior of the bidirectional lead screw are respectively provided with external threads in opposite directions.

[0008] Preferably, a driven gear is fixed to the top of the mounting frame, and the top of the driven gear is movably connected to the top inside the mounting seat, a servo motor is installed on the right side of the top of the mounting seat, and the output end of the servo motor passes through the interior of the mounting seat and is fixed with a driving gear, and the driving gear is meshingly connected with the driven gear.

[0009] Preferably, the output end of the bottom of the hydraulic cylinder is fixedly mounted between the top of the mounting seat, a guide rod is fixed to the left side of the mounting seat, and a guide groove is provided inside the right side of the top frame.

[0010] Preferably, connecting plates are fixed to the bottom of both ends of the top frame, and a slider is fixed to the bottom end of the connecting plate, sliding grooves are provided at both ends of the top of the top seat, and the right side of the sliding groove passes through the right side of the top seat, threaded holes are respectively provided inside the connecting plate and the slider, and a locking rod is provided inside the threaded hole.

[0011] Preferably, the bottom end of the locking rod passes through the interior of the sliding block, the exterior of the locking rod is provided with an external thread, and handles are respectively installed at both ends of the top frame.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the CNC sawing machine for preventing workpiece deviation not only realizes the convenience of fixing the workpiece at multiple positions when cutting the workpiece, realizes the convenience of adjusting the cutting angle of the cutting assembly inside the sawing machine, but also realizes the convenience of adjusting the cutting at different positions of the workpiece;

[0013] (1) By providing a clamping foot, a rotating handle, an operating table, a bidirectional lead screw, a threaded sleeve, a convex tooth and a limit groove, when fixing a workpiece, after placing the workpiece on the top of the operating table, the rotating handle can be rotated at both sides and the middle position of the front end of the operating table respectively, and the rotating handle can drive the bidirectional lead screw to rotate while the rotating handle rotates. When the bidirectional lead screw rotates, the two sets of threaded sleeves connected by external threads can drive the clamping foot to move inward at both ends of the top of the operating table at the same time, and fix and clamp the two ends of the workpiece. Three sets of clamping feet are arranged at equal intervals on the top of the operating table, which can clamp different positions on the left and right of the outside of the workpiece, and fix the outside of the workpiece in multiple positions, thereby improving the stability of the workpiece during cutting and reducing the deviation of the workpiece;

[0014] (2) After the workpiece is fixed on the top of the operating table, the mounting frame is controlled to move downward by operating the hydraulic cylinder to cut the workpiece. At the same time, during the cutting process, the servo motor can be controlled to start and drive the driving gear to rotate. When the driving gear rotates, the meshing driven gear can drive the mounting frame and the saw blade to rotate. By adjusting the cutting angle of the saw blade, the cutting shape of the workpiece can be adjusted.

[0015] (3) By providing a top seat, a top frame, a connecting plate, a slide groove, a slider, a threaded hole and a locking rod, when the sawing machine is in use, the locking rods provided on the connecting plates at the bottom of both ends of the top frame can be rotated upward to loosen them, and after the slider is unlocked inside the slide groove, the top frame can be pushed and pulled and slid left and right on the top of the top seat using the slider to adjust the cutting position of the saw blade, so as to facilitate the adjustment and cutting of different positions of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of a partial cross-sectional structure of an operating table of the utility model when viewed from above;

[0018] Figure 3 For this utility model Figure 1 A is an enlarged structural diagram;

[0019] Figure 4 It is a schematic diagram of an enlarged side view of the structure of the slider of the utility model.

[0020] In the figure: 1. table body; 2. top seat; 3. top frame; 4. controller; 5. mounting seat; 6. mounting plate; 7. hydraulic cylinder; 8. mounting frame; 9. saw blade; 10. driving motor; 11. clamping foot; 12. turning handle; 13. operating table; 14. bidirectional lead screw; 15. threaded sleeve; 16. convex teeth; 17. limiting groove; 18. servo motor; 19. driving gear; 20. driven gear; 21. connecting plate; 22. slide groove; 23. slider; 24. threaded hole; 25. locking rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example 1: Please refer to Figure 1-4, a CNC sawing machine for preventing workpiece deviation, comprising a table body 1, a top seat 2 is fixed on the top of the table body 1, and a top frame 3 is vertically arranged on the left side of the top of the top seat 2, a controller 4 is installed on the left side of the top frame 3, a mounting plate 6 is fixed on the top of the right side of the top frame 3, and a hydraulic cylinder 7 is installed on the bottom end of the mounting plate 6, a mounting seat 5 is arranged at the bottom end of the hydraulic cylinder 7, and a mounting frame 8 is arranged at the bottom end of the mounting seat 5, a saw blade 9 is installed inside the mounting frame 8, and a driving motor 10 is installed on the right side of the mounting frame 8, an operating table 13 is fixed on the right side of the top of the top seat 2, and clamping feet 11 are respectively arranged at both ends of the top of the operating table 13, two-way lead screws 14 are movably connected to the inside of the two sides and the middle position of the top of the operating table 13, and threaded sleeves 15 are respectively arranged at the two ends of the outside of the two-way lead screw 14, and limiting grooves 17 are respectively penetrated at both sides and the middle position of the top of the operating table 13, and the front end of the two-way lead screw 14 penetrates the front end of the operating table 13 and is fixed with a rotating handle 12;

[0023] The bottom end of the clamping foot 11 passes through the interior of the limiting groove 17 and is fixedly connected to the top end of the bidirectional lead screw 14. The clamping foot 11 is fixed with a convex tooth 16. The two ends of the bidirectional lead screw 14 are respectively provided with external threads in opposite directions.

[0024] Specifically, Figure 1 and Figure 2 As shown, after placing the workpiece on the top of the operating table 13, the handle 12 can be rotated at both sides and the middle position of the front end of the operating table 13 respectively. The rotation of the handle 12 can drive the bidirectional screw 14 to rotate. The rotation of the bidirectional screw 14 can use the two sets of threaded sleeves 15 connected by external threads to drive the clamping feet 11 to move inward at both ends of the top of the operating table 13 at the same time, and fix the two ends of the workpiece. Three sets of clamping feet 11 are arranged at equal intervals on the top of the operating table 13, which can clamp different positions on the left and right sides of the outside of the workpiece and fix the outside of the workpiece in multiple positions.

[0025] Embodiment 2: A driven gear 20 is fixed to the top of the mounting frame 8, and the top of the driven gear 20 is movably connected to the top of the inside of the mounting seat 5. A servo motor 18 is installed on the right side of the top of the mounting seat 5, and the output end of the servo motor 18 passes through the inside of the mounting seat 5 and is fixed with a driving gear 19, the driving gear 19 is meshed and connected with the driven gear 20, the output end of the bottom of the hydraulic cylinder 7 is fixedly installed between the top of the mounting seat 5, a guide rod is fixed to the left side of the mounting seat 5, and a guide groove is provided inside the right side of the top frame 3;

[0026] Specifically, Figure 1 and Figure 3As shown, during cutting processing, the servo motor 18 can be controlled to start and drive the driving gear 19 to rotate. When the driving gear 19 rotates, the meshing driven gear 20 can drive the mounting frame 8 and the saw blade 9 to rotate. By adjusting the cutting angle of the saw blade 9, the cutting shape of the workpiece can be adjusted.

[0027] Embodiment 3: A connecting plate 21 is fixed to the bottom of both ends of the top frame 3, and a slider 23 is fixed to the bottom end of the connecting plate 21. A slide groove 22 is provided at both ends of the top of the top seat 2, and the right side of the slide groove 22 passes through the right side of the top seat 2. A threaded hole 24 is provided inside the connecting plate 21 and the slider 23, and a locking rod 25 is provided inside the threaded hole 24. The bottom end of the locking rod 25 passes through the inside of the slider 23, and the outside of the locking rod 25 is provided with an external thread. A pull handle is installed at both ends of the top frame 3.

[0028] Specifically, Figure 1 and Figure 4 As shown, the locking rods 25 provided on the connecting plates 21 at the bottom of both ends of the top frame 3 can be rotated upward to loosen them. After the slider 23 is unlocked inside the slide groove 22, the top frame 3 can be pushed, pulled and slid left and right on the top of the top seat 2 using the slider 23 to adjust the cutting position of the saw blade 9.

[0029] Working principle: When the utility model is used to fix the workpiece, after placing the workpiece on the top of the operating table 13, the handle 12 can be rotated at both sides and the middle position of the front end of the operating table 13. The handle 12 can drive the bidirectional lead screw 14 to rotate while the handle 12 rotates. When the bidirectional lead screw 14 rotates, the two sets of threaded sleeves 15 connected by external threads can drive the clamping feet 11 to move inward at both ends of the top of the operating table 13 at the same time, and fix the two ends of the workpiece. Three sets of clamping feet 11 are arranged at equal intervals on the top of the operating table 13, which can clamp different positions on the left and right of the outside of the workpiece, fix the outside of the workpiece in multiple positions, and improve the stability of the workpiece during cutting. After the workpiece is fixed on the top of the operating table 13, the workpiece can be fixed by the operating The hydraulic cylinder 7 controls the mounting frame 8 to move downward to cut the workpiece. During the cutting process, the servo motor 18 can be controlled to start and drive the driving gear 19 to rotate. When the driving gear 19 rotates, the meshing driven gear 20 can drive the mounting frame 8 and the saw blade 9 to rotate. By adjusting the cutting angle of the saw blade 9, the cutting shape of the workpiece can be adjusted. When the sawing machine is in use, the locking rods 25 set on the connecting plates 21 at the bottom of both ends of the top frame 3 can be rotated upward to loosen them. After the slider 23 is unlocked in the slide groove 22, the top frame 3 can be pushed and pulled and slid left and right on the top of the top seat 2 using the slider 23 to adjust the cutting position of the saw blade 9, and the cutting can be adjusted at different positions of the workpiece.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A CNC sawing machine for preventing workpiece deviation, comprising a table (1), characterized in that: A top seat (2) is fixed to the top of the platform (1), and a top frame (3) is vertically arranged on the left side of the top of the top seat (2), a controller (4) is installed on the left side of the top frame (3), a mounting plate (6) is fixed to the top of the right side of the top frame (3), and a hydraulic cylinder (7) is installed at the bottom end of the mounting plate (6), a mounting seat (5) is arranged at the bottom end of the hydraulic cylinder (7), and a mounting frame (8) is arranged at the bottom end of the mounting seat (5), a saw blade (9) is installed inside the mounting frame (8), and a driving motor (10) is installed on the right side of the mounting frame (8). ), an operating table (13) is fixed on the right side of the top of the top seat (2), and clamping feet (11) are respectively provided at both ends of the top of the operating table (13), two sides of the top of the operating table (13) and the inside of the middle position are movably connected with bidirectional lead screws (14), and two ends of the outside of the bidirectional lead screw (14) are respectively provided with threaded sleeves (15), and limiting grooves (17) are respectively penetrated at both sides and the middle position of the top of the operating table (13), and the front end of the bidirectional lead screw (14) penetrates the front end of the operating table (13) and is fixed with a rotating handle (12).

2. A CNC sawing machine for preventing workpiece deviation according to claim 1, characterized in that: The bottom end of the clamping foot (11) passes through the interior of the limiting groove (17) and is fixedly connected to the top end of the bidirectional lead screw (14); a convex tooth (16) is fixed on the clamping foot (11); and the two ends of the outside of the bidirectional lead screw (14) are respectively provided with external threads in opposite directions.

3. A CNC sawing machine for preventing workpiece deviation according to claim 1, characterized in that: A driven gear (20) is fixed to the top of the mounting frame (8), and the top of the driven gear (20) is movably connected to the top of the inside of the mounting seat (5). A servo motor (18) is installed on the right side of the top of the mounting seat (5), and the output end of the servo motor (18) passes through the inside of the mounting seat (5) and is fixed with a driving gear (19), and the driving gear (19) is meshingly connected with the driven gear (20).

4. A CNC sawing machine for preventing workpiece deviation according to claim 1, characterized in that: The output end at the bottom of the hydraulic cylinder (7) is fixedly mounted between the top of the mounting seat (5), a guide rod is fixed on the left side of the mounting seat (5), and a guide groove is provided inside the right side of the top frame (3).

5. A CNC sawing machine for preventing workpiece deviation according to claim 1, characterized in that: A connecting plate (21) is fixed to the bottom of both ends of the top frame (3), and a slider (23) is fixed to the bottom of the connecting plate (21). A slide groove (22) is provided at both ends of the top of the top seat (2), and the right side of the slide groove (22) passes through the right side of the top seat (2). Threaded holes (24) are provided inside the connecting plate (21) and the slider (23), and a locking rod (25) is provided inside the threaded hole (24).

6. A CNC sawing machine for preventing workpiece deviation according to claim 5, characterized in that: The bottom end of the locking rod (25) passes through the interior of the slider (23), the exterior of the locking rod (25) is provided with an external thread, and handles are respectively installed at both ends of the top frame (3).

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