A numerical control cutting machine and control method thereof

Abstract

The present application discloses a CNC cutting machine and a control method thereof, which belongs to the technical field of cutting machines. The key points of the technical solution are as follows: a frame provided with a workbench; a cutting head including a rotary table, a cutting knife, and a support body, wherein the rotary table is movably mounted on the workbench; a rotating base placed below the rotary table and driven to rotate by a motor; a deflection mechanism provided with a lifting seat, wherein the lifting seat is connected between the rotary base and the cutting head; a propulsion mechanism; and a clamping mechanism. The deflection mechanism includes a first driving cylinder and a moving seat, wherein the first driving cylinder is connected to the moving seat, wherein the moving seat is movably mounted on the lifting seat, wherein the moving seat is movably connected to the support body, wherein the support body is movably connected to the rotary table, and wherein the rotary table is provided with a knife slit. The present application can realize bevel cutting of the four sides of the profile after 90° cutting, and has the convenience of cutting.

Description

Technical Field

[0001] The present application belongs to the technical field of cutting machines, and in particular relates to a CNC cutting machine and a control method thereof. Background Art

[0002] CNC cutting machines typically use a motor to rotate a cutting tool to cut materials. They are efficient and accurate cutting tools widely used in various fields, including metalworking, construction, and decoration. Driven by a digital program, CNC cutting machines use their cutting tools to accurately and automatically cut objects.

[0003] The existing Chinese patent, publication number CN114473037B, discloses a single-head CNC cutting machine for aluminum alloy profiles, a CNC cutting machine production line, and a cutting method, belonging to the technical field of aluminum alloy profile processing equipment. The single-head CNC cutting machine for aluminum alloy profiles comprises a frame, a worktable, a cutting head, and a profile clamping mechanism. The cutting head comprises a turret, a support body, a cutting mechanism, a swing arm mechanism, left and right pusher mechanisms. The swing arm mechanism comprises a swing bracket, a swing cylinder, and a swing arm. The cutting mechanism comprises a spindle motor and a saw blade. The left and right pusher mechanisms are mounted on the support body. The profile clamping mechanism comprises a left movable mechanism, a right movable mechanism, a left 45° angle clamping mechanism, a right 45° angle clamping mechanism, and an intermediate profile clamping mechanism, with the cutting head positioned below the intermediate profile clamping mechanism.

[0004] Although the above-mentioned cutting machine can achieve 90° and 45° cutting, with the continuous innovation and change of processing shapes, it is now necessary to perform bevel cutting on the four sides of the profile after 90° cutting. For shorter profiles, the bevel cutting can be completed by rotating the profile, but the profiles cut by CNC cutting machines are all long profiles, which is not convenient for rotating the profiles. Improvements are made to this. Summary of the Invention

[0005] The purpose of this application is to address the above-mentioned technical problems and provide a CNC cutting machine and its control method, which can realize bevel cutting on the four sides of the profile after 90° cutting, and has the convenience of cutting.

[0006] The present application provides a CNC cutting machine, comprising:

[0007] A frame is provided with a workbench;

[0008] The cutting head includes a rotating table, a cutting blade, and a support body, wherein the rotating table is movably mounted on the workbench;

[0009] The rotating base is placed below the rotating table and is driven to rotate by a motor;

[0010] The deflection mechanism is provided with a lifting seat, and the lifting seat is connected between the rotating base and the cutting head;

[0011] A propulsion mechanism, used to control the feeding of the profile, wherein the propulsion mechanism is installed on the frame and is respectively placed on both sides of the cutting head;

[0012] A pressing mechanism, used for pressing the profile, wherein the pressing mechanism is installed on the frame;

[0013] Among them, the deflection mechanism includes a first driving cylinder and a moving seat. The first driving cylinder is connected to the moving seat. The moving seat is movably installed on the lifting seat. The moving seat is movably connected to the support body. The support body is movably connected to the rotating table. The rotating table is provided with a knife gap.

[0014] The cutting head, rotating base, propulsion mechanism and pressing mechanism are all installed on the frame, the profile is placed on the workbench, the cutting position of the profile is aligned with the knife gap of the rotating table, the rotating table is placed on the workbench and rotated to adjust the cutting angle of the profile by the cutting knife, the cutting knife is installed on the support body, and the cutting knife moves upward from the lower side of the rotating table through the knife gap when cutting. The rotating table can be rotated to achieve 90° cutting of the profile, and the four sides of the profile after 90° cutting are located in the horizontal direction. The bevel cutting, and then the cutting knife is restored to a 90° cutting angle, and the deflection of the cutting knife is controlled by the deflection mechanism to form the required angle with the horizontal plane, so that the four sides of the profile after 90° cutting are located in the vertical direction. The upward inclined cutting is performed on both sides, and the profile is placed on the workbench and moved by the propulsion mechanism to improve the adjustment of the cutting position of the profile. The profile to be cut is pressed by the clamping mechanism to improve the stability of the cutting process. The deflection mechanism is driven by the first driving cylinder to move the movable seat on the lifting seat, so that the cutting head is deflected as a whole, and at the same time cooperates with the lifting seat to move in the direction of gravity. The lifting seat is driven and controlled by a cylinder, hydraulic cylinder or motor, and a screw rod structure. The movable seat is hinged to the support body, the support body is hinged to the rotating table, the rotating table is hinged to the workbench, the rotating base and the cutting head are connected, and the rotating base is driven to rotate by the motor, so that the cutting head rotates at the same time.

[0015] Furthermore, the cutting head further comprises:

[0016] A swing bracket is installed on the support body;

[0017] A swing arm is hinged to the swing bracket;

[0018] A swing cylinder is connected between the swing bracket and the swing arm;

[0019] A first drive motor is mounted on the swing arm;

[0020] Wherein, the cutting knife is installed and connected to the first driving motor.

[0021] Furthermore, the support body includes:

[0022] Support frame;

[0023] A first supporting side plate is disposed on one side of the supporting frame and is close to the first driving motor;

[0024] a second supporting side plate, disposed on the other side of the supporting frame;

[0025] A sliding seat is disposed within the support body;

[0026] Support rods are hinged on the sliding seat and distributed on both sides of the sliding seat, with two hinged on each side, and the support rods are movably connected to the first support side plate and the second support side plate;

[0027] A telescopic rod is movably connected to the sliding seat, and the telescopic rod is connected to the corresponding supporting side plate;

[0028] Among them, the first supporting side plate and the second supporting side plate are provided with a movably connected telescopic plate, the telescopic plate is hinged to the rotating table, the first supporting side plate is provided with an arc groove, the sliding seat is provided with a sliding groove, the sliding groove corresponds to the arc groove, the cutting knife is provided with a sliding block, the sliding block corresponds to the sliding groove, the sliding block is connected to the rotating shaft of the cutting knife through a bearing, a telescopic assembly is provided between the cutting knife and the first driving motor, and a reset mechanism is provided between the telescopic plate and the corresponding supporting side plate.

[0029] Furthermore, the reset mechanism includes:

[0030] The shell is respectively mounted on the first supporting side plate and the second supporting side plate;

[0031] A connecting member is disposed in the housing, one end of the connecting member being connected to the telescopic plate;

[0032] a partition, mounted on the connecting piece;

[0033] a first return spring, installed in the housing and placed on both sides of the partition;

[0034] The sensor is installed on the other side of the connector.

[0035] Furthermore, the deflection mechanism further includes:

[0036] A slider is mounted on the lifting seat, and the slider is connected to the first driving cylinder;

[0037] The slide is placed on the lifting seat and corresponds to the slider;

[0038] A clamping seat is hinged to the slider;

[0039] A clamping piece, movably mounted on the clamping seat;

[0040] a second spring disposed between the clamping member and the clamping seat;

[0041] Among them, the slide groove is provided with an arc segment, the clamping seat is provided with a sliding portion corresponding to the slide groove, the clamping piece is provided with an abutting inclined surface, the slider is provided with an abutting portion corresponding to the abutting inclined surface, the slider is provided with a clamping portion corresponding to the clamping piece, and the movable seat is provided with a convex plate seat corresponding to the clamping portion and the clamping piece.

[0042] Furthermore, the propulsion mechanism includes:

[0043] Adjustable seats, placed on both sides of the workbench;

[0044] Adjusting cylinder, installed between the adjusting seat and the frame;

[0045] The propulsion roller is movably mounted on the adjustment seat and is driven by a motor.

[0046] Furthermore, the pressing mechanism includes:

[0047] compacting blocks;

[0048] The clamping cylinder is connected between the clamping block and the frame.

[0049] This application also provides a control method for a CNC cutting machine, the specific steps of which include:

[0050] S1, prepare the profile and place it on the workbench, and use a cutting knife to cut the end of the profile at 90 degrees;

[0051] S2, then adjust the position of the profile to be cut, and cut by deflecting the cutting head in the forward and reverse directions around the axis of the rotating table to the required angle for cutting the bevel. After cutting is completed, the cutting knife is returned to the 90° cutting position, and the angle between the cutting knife and the horizontal plane is adjusted by the deflection mechanism to complete the cutting of the other two sides of the profile;

[0052] S3, the profile is pushed to the desired position by the pushing mechanism for 90° cutting, and the operation of step S2 is repeated for the tail of the front section profile and the head of the rear section profile to complete the cutting process.

[0053] The beneficial effects of this application are:

[0054] 1. The profile can be cut at 90 degrees by rotating the rotary table, and the four sides of the profile after 90 degrees cutting are cut on both sides in the horizontal direction, and then the cutting knife is restored to a 90 degrees cutting angle.

[0055] 2. The deflection of the cutting blade is controlled by the deflection mechanism to form a required angle with the horizontal plane, so as to achieve bevel cutting on both sides of the four sides of the profile after 90° cutting in the vertical direction.

[0056] 3. The profile is placed on the workbench and moved by the propulsion mechanism to improve the adjustment of the cutting position of the profile.

[0057] 4. The profile to be cut is pressed by the pressing mechanism to improve the stability of the cutting process. BRIEF DESCRIPTION OF THE DRAWINGS

[0058] Figure 1 This is a schematic structural diagram of the cutting machine of this application;

[0059] Figure 2 This is a schematic structural diagram of the support body of this application;

[0060] Figure 3 For this application Figure 2 Structural diagram at AA of FIG.

[0061] Figure 4 For this application Figure 2 Schematic diagram of the structure at BB;

[0062] Figure 5 For this application Figure 2 The enlarged view of point C;

[0063] Figure 6 This is a schematic structural diagram of the reset mechanism of the present application;

[0064] Figure 7 This is a schematic diagram of the structure of the deflection mechanism of this application Figure 1 ;

[0065] Figure 8 This is a schematic diagram of the structure of the deflection mechanism of this application Figure 2 ;

[0066] Figure 9 This is a schematic structural diagram of the clamping seat of this application;

[0067] Figure 10 This is a schematic structural diagram of the cut end portion of the profile of this application;

[0068] Reference numerals in the figures are: 100, frame; 110, workbench; 200, cutting head; 210, rotating table; 220, cutting blade; 230, support body; 231, support frame; 232, first supporting side plate; 233, second supporting side plate; 234, arc groove; 240, swing bracket; 241, swing arm; 242, swing cylinder; 243, first driving motor; 250, sliding seat; 251, support rod; 252, sliding groove; 253, sliding block; 260, telescopic rod; 270, telescopic plate; 280, reset mechanism; 281, housing; 282, connecting member; 283, partition; 284. First return spring; 285. Sensor; 300. Rotating base; 400. Deflection mechanism; 410. Lifting seat; 411. Slide groove; 412. Arc section; 420. First driving cylinder; 430. Moving seat; 440. Sliding block; 441. Abutment portion; 450. Clamping seat; 451. Sliding portion; 460. Clamping member; 461. Second spring; 462. Abutment slope; 470. Clamping portion; 480. Protruding plate seat; 500. Propelling mechanism; 510. Adjusting seat; 520. Adjusting cylinder; 530. Propelling roller; 600. Pressing mechanism; 610. Pressing block; 620. Pressing cylinder. DETAILED DESCRIPTION

[0069] The following will be combined with the accompanying drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the embodiments described are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field are within the scope of protection of this application.

[0070] The terms "first," "second," and the like in the specification and claims of this application are used to distinguish similar objects, and are not used to describe a specific order or precedence. It should be understood that the terms used in this manner are interchangeable where appropriate, so that the embodiments of this application can be implemented in an order other than that illustrated or described herein, and that the objects distinguished by "first," "second," and the like are generally of the same type, and do not limit the number of objects; for example, the first object can be one or more. In addition, the term "and / or" in the specification and claims refers to at least one of the connected objects, and the character " / " generally indicates that the objects connected are in an "or" relationship.

[0071] The following provides a detailed description of the embodiments of the present application through specific embodiments and their application scenarios in conjunction with the accompanying drawings.

[0072] Example 1:

[0073] like Figures 1-4 As shown, an embodiment of the present application provides a CNC cutting machine, comprising:

[0074] The frame 100 is provided with a workbench 110;

[0075] The cutting head 200 includes a rotating table 210, a cutting blade 220, and a support 230. The rotating table 210 is movably mounted on the workbench 110.

[0076] The rotating base 300 is placed below the rotating platform 210 and is driven to rotate by a motor;

[0077] The deflection mechanism 400 is provided with a lifting seat 410, and the lifting seat 410 is connected between the rotating base 300 and the cutting head 200;

[0078] The propulsion mechanism 500 is used to control the feeding of the profile. The propulsion mechanism 500 is installed on the frame 100 and is respectively placed on both sides of the cutting head 200;

[0079] A pressing mechanism 600 is used to press the profile, and the pressing mechanism 600 is installed on the frame 100;

[0080] Among them, the deflection mechanism 400 includes a first driving cylinder 420 and a movable seat 430. The first driving cylinder 420 is connected to the movable seat 430. The movable seat 430 is movably installed on the lifting seat 410. The movable seat 430 is movably connected to the support body 230. The support body 230 is movably connected to the rotating table 210. The rotating table 210 is provided with a knife gap.

[0081] The cutting head 200, the rotating base 300, the propulsion mechanism 500, and the pressing mechanism 600 are all installed on the frame 100, and the profile is placed on the workbench 110. The cutting position of the profile corresponds to the knife gap of the rotating table 210. The rotating table 210 is placed on the workbench 110 and rotated to adjust the cutting angle of the profile by the cutting knife 220. The cutting knife 220 is installed on the support body 230. When cutting, the cutting knife 220 moves upward from the lower side of the rotating table 210 through the knife gap. The rotating table 210 is rotated to achieve 90° cutting of the profile and the inclined cutting of the four sides of the profile after 90° cutting on both sides in the horizontal direction. Then, the cutting knife 220 is restored to a 90° cutting angle. The deflection of the cutting knife 220 is controlled by the deflection mechanism 400 to form a required angle with the horizontal plane, so that the four sides of the profile after 90° cutting are located on both sides in the vertical direction. For side bevel cutting, the profile is placed on the workbench 110 and moved by the propulsion mechanism 500 to improve the adjustment of the cutting position of the profile. The profile to be cut is pressed by the clamping mechanism 600 to improve the stability of the cutting process. The deflection mechanism 400 is driven by the first drive cylinder 420 to place the movable seat 430 on the lifting seat 410 and move, so that the cutting head 200 is deflected as a whole, and at the same time cooperates with the lifting seat 410 to move in the direction of gravity. The lifting seat 410 is driven and controlled by a cylinder, a hydraulic cylinder or a motor and a screw rod structure. The movable seat 430 is hinged to the support body 230, the support body 230 is hinged to the rotating table 210, and the rotating table 210 is hinged to the workbench 110. The rotating base 300 is connected to the cutting head 200, and the rotating base 300 is driven to rotate by the motor, so that the cutting head 200 rotates at the same time.

[0082] Furthermore, the cutting head 200 further includes:

[0083] The swing bracket 240 is mounted on the support body 230;

[0084] The swing arm 241 is hinged to the swing bracket 240;

[0085] The swing cylinder 242 is connected between the swing bracket 240 and the swing arm 241;

[0086] The first driving motor 243 is mounted on the swing arm 241;

[0087] The cutting blade 220 is installed and connected to the first driving motor 243 .

[0088] The swing bracket 240 and the support body 230 are connected by bolts and nuts. The swing arm 241 is hinged to the swing bracket 240. The swing arm 241 is driven to rotate around the hinge axis by the swing cylinder 242. The first drive motor 243 is installed on the swing arm 241. The first drive motor 243 is connected to the cutting knife 220. The cutting knife 220 is driven to rotate and cut by the first drive motor 243. The swing arm 241 swings to enable the cutting knife 220 to extend from the knife gap for cutting, and retract into the support body 230 after cutting is completed.

[0089] Furthermore, the support body 230 includes:

[0090] Support frame 231;

[0091] The first supporting side plate 232 is placed on one side of the supporting frame 231 and is close to the first driving motor 243;

[0092] The second supporting side plate 233 is placed on the other side of the supporting frame 231;

[0093] The sliding seat 250 is placed in the support body 230;

[0094] Support rods 251 are hinged on the sliding base 250 and are distributed on both sides of the sliding base 250, with two hinged on each side. The support rods 251 are movably connected to the first supporting side plate 232 and the second supporting side plate 233;

[0095] The telescopic rod 260 is movably connected to the sliding seat 250, and the telescopic rod 260 is connected to the corresponding supporting side plate;

[0096] Among them, the first supporting side plate 232 and the second supporting side plate 233 are provided with a movably connected telescopic plate 270, and the telescopic plate 270 is hinged to the rotating table 210. The first supporting side plate 232 is provided with an arc groove 234, and the sliding seat 250 is provided with a sliding groove 252, and the sliding groove 252 corresponds to the arc groove 234. The cutting knife 220 is provided with a sliding block 253, and the sliding block 253 corresponds to the sliding groove 252. The sliding block 253 is connected to the rotating shaft of the cutting knife 220 through a bearing, and a telescopic component is provided between the cutting knife 220 and the first drive motor 243. A reset mechanism 280 is provided between the telescopic plate 270 and the corresponding supporting side plate.

[0097] The first supporting side plate 232 and the second supporting side plate 233 are movably mounted on the supporting frame 231, and the supporting frame 231 is hinged to the movable seat 430. The telescopic plate 270 is telescopically mounted on the corresponding first supporting side plate 232 and the second supporting side plate 233. The telescopic plate 270 is hinged to the rotating seat, and the sliding seat 250 is installed between the first supporting side plate 232 and the second supporting side plate 233 through the support rod 251 and the telescopic rod 260, so that the sliding seat 250 has a stable mounting structure. One end of the support rod 251 is hinged to one of the supporting side plates, and the other end is slidably connected to the other supporting side plate. The support rod 251 hinged to the same hinge axis is different from the corresponding hinged supporting side plate. When the support body 230 deflects from the horizontal plane, the telescopic plate 270 causes the first supporting side plate 232 and the second supporting side plate 233 to move relative to each other, while ensuring that the cutting knife 220 mounted on the sliding seat 250 is aligned with the first supporting side plate 232 and the second supporting side plate The distance between the two supporting side plates 233 is the same. When the support body 230 is deflected, the cutting knife 220 always corresponds to the knife gap, ensuring that the cutting knife 220 can extend from the knife gap. The axis of the arc groove 234 is the same as the hinge axis of the swing arm 241 hinged to the swing bracket 240. The telescopic assembly is connected between the first drive motor 243 and the cutting knife 220. The telescopic assembly is used to adapt to the change in the distance between the first supporting side plate 232 and the cutting knife 220 when the support body 230 is deflected. The telescopic assembly passes through the arc groove 234 and cooperates with the sliding block 253 through the sliding groove 252 to improve the stability of the cutting knife 220 when it moves. The shape of the sliding groove 252 corresponds to the arc groove 234. A reset mechanism 280 is installed between the telescopic plate 270 and the corresponding first supporting side plate 232 and the second supporting side plate 233. The reset mechanism 280 improves the structural stability between the telescopic plate 270 and the corresponding first supporting side plate 232 and the second supporting side plate 233.

[0098] Example 2:

[0099] like Figure 2 、 Figure 5 、 Figure 6 As shown, the embodiment of the present application provides a CNC cutting machine. In addition to the above technical features, the reset mechanism 280 further includes:

[0100] The housing 281 is mounted on the first supporting side plate 232 and the second supporting side plate 233 respectively;

[0101] A connecting member 282 is disposed in the housing 281 , and one end of the connecting member 282 is connected to the telescopic plate 270 ;

[0102] a partition 283 mounted on the connecting member 282;

[0103] A first return spring 284 is installed in the housing 281 and is placed on both sides of the partition 283;

[0104] The sensor 285 is installed on the other side of the connecting member 282 .

[0105] The shell 281 is installed on the corresponding first support side plate 232 and the second support side plate 233 by fasteners such as bolts and nuts, and is connected between the partition 283 and the telescopic plate 270 by the connecting member 282. When the support body 230 deflects, the partition 283 is placed in the shell 281 and moves. The first return spring 284 is used to achieve the reset performance between the telescopic plate 270 and the corresponding first support side plate 232 and the second support side plate 233. The first return spring 284 is set on both sides of the partition 283, so that the telescopic plate 270 can be reset when it is contracted or extended. The positional relationship between the telescopic plate 270 and the corresponding first support side plate 232 and the second support side plate 233 is detected by the sensor 285, so that the actual deflection angle of the support body 230 is analyzed and calculated, which is convenient for the deflection adjustment of the support body 230.

[0106] Example 3:

[0107] like Figure 1 、 Figure 7 、 Figure 8 、 Figure 9 As shown, the embodiment of the present application provides a CNC cutting machine. In addition to the above technical features, the deflection mechanism 400 further includes:

[0108] The slider 440 is mounted on the lifting base 410 and is connected to the first driving cylinder 420;

[0109] The slide groove 411 is placed on the lifting seat 410 and corresponds to the slider 440;

[0110] The clamping seat 450 is hinged to the slider 440;

[0111] The clamping member 460 is movably mounted on the clamping seat 450;

[0112] The second spring 461 is placed between the clamping member 460 and the clamping seat 450;

[0113] Among them, the slide groove 411 is provided with an arc section 412, the clamping seat 450 is provided with a sliding portion 451 corresponding to the slide groove 411, the clamping member 460 is provided with an abutting inclined surface 462, the slider 440 is provided with an abutting portion 441 corresponding to the abutting inclined surface 462, the slider 440 is provided with a clamping portion 470 corresponding to the clamping member 460, and the movable seat 430 is provided with a convex plate seat 480 corresponding to the clamping portion 470 and the clamping member 460.

[0114] The first drive cylinder 420 adopts an air cylinder or a hydraulic cylinder, and the slider 440 is controlled to move along the slide groove 411 by the first drive cylinder 420. The clamping seat 450 is hinged to the slider 440, and the clamping seat 450 moves along the slide groove 411 through the sliding portion 451. The arc section 412 of the slide groove 411 is placed in the middle position of the lifting seat 410, corresponding to the support body 230 and the cutting knife 220 being perpendicular to the horizontal plane. At this time, the sliding portion 451 is placed in the arc section 412, so that the clamping member 460 is in a retracted state. The slider 440 and the first drive cylinder 420 are provided with two groups respectively placed on both sides of the convex plate seat 480. When the support body 230 needs to be deflected, the corresponding first The driving cylinder 420 drives the corresponding slider 440 to move. When the slider 440 moves, the clamping seat 450 moves out of the arc segment 412 through the sliding part 451, so that the clamping seat 450 and the slider 440 rotate relative to each other, so that the abutting part 441 abuts against the abutting inclined surface 462, and the clamping member 460 is extended upward. By placing the protruding plate seat 480 between the clamping member 460 and the clamping part 470, it is used to control the movement of the movable seat 430. When the support body 230 and the cutting knife 220 are perpendicular to the horizontal plane, the protruding plate seat 480 is abutted by the clamping parts 470 on the two sliders 440, so that the movable seat 430 and the lifting seat 410 have higher structural stability.

[0115] Example 4:

[0116] like Figure 1 As shown, the embodiment of the present application provides a CNC cutting machine. In addition to the above technical features, the propulsion mechanism 500 further includes:

[0117] Adjustment seats 510 are placed on both sides of the workbench 110;

[0118] The adjusting cylinder 520 is installed between the adjusting seat 510 and the frame 100;

[0119] The propulsion roller 530 is movably mounted on the adjustment seat 510 , and the propulsion roller 530 is driven by a motor.

[0120] The adjusting cylinder 520 is a pneumatic cylinder or a hydraulic cylinder, and controls the movement of the adjusting seat 510 so that it can adapt to profiles of different sizes. The pushing roller 530 is driven by a motor to control the forward and backward movement of the profile.

[0121] Furthermore, the pressing mechanism 600 includes:

[0122] Compression block 610;

[0123] The pressing cylinder 620 is connected between the pressing block 610 and the frame 100 .

[0124] The pressing cylinder 620 is an air cylinder or a hydraulic cylinder. Before the cutting knife 220 cuts, the pressing cylinder 620 controls the pressing block 610 to press the profile, thereby further improving the stability of the profile cutting process and ensuring cutting accuracy.

[0125] Example 5:

[0126] This application also provides a control method for a CNC cutting machine, the specific steps of which include:

[0127] S1, prepare the profile and place it on the workbench 110, and use the cutting knife 220 to cut the end of the profile at 90 degrees;

[0128] S2, then adjust the position of the profile to be cut, and cut the profile by deflecting the cutting head 200 in the forward and reverse directions around the axis of the rotating table 210 to the required angles for cutting the bevel. After cutting, the cutting blade 220 is returned to the 90° cutting position, and the angle between the cutting blade 220 and the horizontal plane is adjusted by the deflection mechanism 400 to complete the cutting of the other two sides of the profile;

[0129] S3, the profile is pushed to the desired position by the pushing mechanism 500 for 90° cutting, and the operation of step S2 is repeated for the tail of the front section profile and the head of the rear section profile to complete the cutting process.

[0130] The control method can realize segmented cutting of the profile and perform bevel cutting on the four sides of the end faces of the head and tail of the profile, with high automation performance and high cutting accuracy.

[0131] It should be noted that, in this article, the terms "comprise", "include" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the statement "comprises a ..." does not exclude the presence of other identical elements in the process, method, article or device comprising the element. In addition, it should be noted that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in the opposite order according to the functions involved. For example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0132] The embodiments of the present application are described above in conjunction with the accompanying drawings, but the present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of this application, ordinary technicians in this field can also make many forms without departing from the purpose of this application and the scope of protection of the claims, all of which are within the protection of this application.

Claims

1. A CNC cutting machine, characterized in that: include: A frame (100) is provided with a workbench (110); The cutting machine head (200) comprises a rotating table (210), a cutting blade (220), and a support body (230), wherein the rotating table (210) is movably mounted on the workbench (110); A rotating base (300) is placed below the rotating platform (210) and is driven to rotate by a motor; The deflection mechanism (400) is provided with a lifting seat (410), wherein the lifting seat (410) is connected between the rotating base (300) and the cutting head (200); A propulsion mechanism (500) for controlling the feeding of the profile, wherein the propulsion mechanism (500) is mounted on the frame (100) and is respectively placed on both sides of the cutting head (200); A pressing mechanism (600) is used to press the profile, and the pressing mechanism (600) is installed on the frame (100); The deflection mechanism (400) includes a first driving cylinder (420) and a movable seat (430), wherein the first driving cylinder (420) is connected to the movable seat (430), the movable seat (430) is movably mounted on the lifting seat (410), the movable seat (430) is movably connected to the support body (230), the support body (230) is movably connected to the rotating platform (210), and the rotating platform (210) is provided with a knife slit; The cutting head (200) further comprises: A swing bracket (240) is mounted on the support body (230); A swing arm (241) is hinged to the swing bracket (240); A swing cylinder (242) is connected between the swing bracket (240) and the swing arm (241); A first driving motor (243) is mounted on the swing arm (241); Wherein, the cutting blade (220) is installed and connected to the first driving motor (243); The support body (230) comprises: Support frame (231); A first supporting side plate (232) is placed on one side of the supporting frame (231) and is close to the first driving motor (243); A second supporting side plate (233) is placed on the other side of the supporting frame (231); A sliding seat (250) is placed in the support body (230); Support rods (251) are hinged on the sliding seat (250) and distributed on both sides of the sliding seat (250), with two hinged on each side, and the support rods (251) are movably connected to the first support side plate (232) and the second support side plate (233); A telescopic rod (260) is movably connected to the sliding seat (250), and the telescopic rod (260) is connected to the corresponding supporting side plate; The first supporting side plate (232) and the second supporting side plate (233) are provided with a movably connected telescopic plate (270), the telescopic plate (270) is hinged to the rotating table (210), the first supporting side plate (232) is provided with an arc groove (234), the sliding seat (250) is provided with a sliding groove (252), the sliding groove (252) corresponds to the arc groove (234), the cutting knife (220) is provided with a sliding block (253), the sliding block (253) corresponds to the sliding groove (252), the sliding block (253) and the rotating shaft of the cutting knife (220) are connected through a bearing, a telescopic assembly is provided between the cutting knife (220) and the first driving motor (243), and a reset mechanism (280) is provided between the telescopic plate (270) and the corresponding supporting side plate.

2. The CNC cutting machine according to claim 1, characterized in that: The reset mechanism (280) comprises: The housing (281) is mounted on the first supporting side plate (232) and the second supporting side plate (233), respectively; A connecting member (282) is disposed in the housing (281), and one end of the connecting member (282) is connected to the telescopic plate (270); A partition (283) is mounted on the connecting member (282); A first return spring (284) is installed in the housing (281) and is placed on both sides of the partition (283); The sensor (285) is mounted on the other side of the connecting member (282).

3. The CNC cutting machine according to claim 1, characterized in that: The deflection mechanism (400) further comprises: A slider (440) is mounted on the lifting seat (410), and the slider (440) is connected to the first driving cylinder (420); A slide groove (411) is placed on the lifting seat (410) and corresponds to the slider (440); A clamping seat (450) is hinged to the slider (440); A clamping member (460) is movably mounted on the clamping seat (450); A second spring (461) is disposed between the clamping member (460) and the clamping seat (450); The slide groove (411) is provided with an arc segment (412), the clamping seat (450) is provided with a sliding portion (451) corresponding to the slide groove (411), the clamping member (460) is provided with an abutting inclined surface (462), the slider (440) is provided with an abutting portion (441) corresponding to the abutting inclined surface (462), the slider (440) is provided with a clamping portion (470) corresponding to the clamping member (460), and the movable seat (430) is provided with a convex plate seat (480) adapted to the clamping portion (470) and the clamping member (460).

4. The CNC cutting machine according to claim 1, characterized in that: The propulsion mechanism (500) comprises: Adjustment seats (510) are placed on both sides of the workbench (110); An adjusting cylinder (520) is installed between the adjusting seat (510) and the frame (100); The propulsion roller (530) is movably mounted on the adjustment seat (510), and the propulsion roller (530) is driven by a motor.

5. The CNC cutting machine according to claim 1, characterized in that: The pressing mechanism (600) comprises: Compression block (610); The pressing cylinder (620) is connected between the pressing block (610) and the frame (100).

6. A control method for the CNC cutting machine according to claim 3, characterized in that: The specific steps include: S1, prepare a profile and place it on a workbench (110), and use a cutting knife (220) to cut the end of the profile at 90 degrees; S2, then adjusting the position of the profile to be cut, and using the cutting head (200) to deflect the cutting bevel in the forward and reverse directions around the axis of the rotating table (210) to cut, after which the cutting blade (220) is returned to a 90° cutting position, and adjusting the angle between the cutting blade (220) and the horizontal plane by the deflection mechanism (400) to complete the cutting of the other two sides of the profile; S3, the profile is advanced to a desired position by the advancement mechanism (500) for 90° cutting, and the operation of step S2 is repeated for the tail of the front section profile and the head of the rear section profile to complete the cutting process.

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