Seven-axis three-dimensional high-speed numerical control drilling machine

Abstract

The invention discloses a seven-axis three-dimensional high-speed numerical control drilling machine, and relates to the technical field of numerical control drilling machines, the seven-axis three-dimensional high-speed numerical control drilling machine comprises a drilling machine body, the bottom surface position of the drilling machine body is fixedly connected with a bracket, the bracket is fixedly provided with a support, the support is rotatably connected with a plurality of groups of conveying rollers, and the middle position of the support is symmetrically provided with accommodating grooves; the drilling machine comprises a drilling machine body, a first sliding rail is fixedly installed on the drilling machine body, a first sliding block is connected to the first sliding rail in a sliding mode, the first sliding block is fixedly connected to a fixing plate, a second sliding rail is fixedly installed on the surface of the drilling machine body, a second sliding block is connected to the second sliding rail in a sliding mode, and the second sliding block is fixedly installed on a carrying plate. The I-shaped steel drilling device is reasonable in structure, I-shaped steel is conveniently fixed through cooperative use of the control assembly and the clamping assembly, and then the surface and the side face of the I-shaped steel are drilled through the drilling assembly.

Description

Technical Field

[0001] The invention relates to the technical field of numerical control drilling machines, and in particular to a seven-axis three-dimensional high-speed numerical control drilling machine. Background Art

[0002] CNC drilling machines are mainly used for drilling, expanding, reaming, tapping and other processing. They are digitally controlled hole processing machines mainly for drilling. Due to the development of machining centers, most CNC drilling machines have been replaced by machining centers in the automotive, locomotive, shipbuilding, aerospace, and engineering machinery industries; especially for the drilling of various large parts with porous systems such as extra-long stacked plates, longitudinal beams, structural steels, and tubular parts. It is the first choice.

[0003] When processing I-beams, most existing CNC drilling machines manually push the I-beams into the bottom position of the drilling machine through rollers, and then use the drilling machine to drill holes on the surface of the I-beams. However, the I-beams are prone to deviation during the drilling process, which affects the accuracy of the drilling position. Summary of the invention

[0004] The purpose of the present application is to provide a seven-axis three-dimensional high-speed CNC drilling machine, which realizes the convenience of fixing the I-beam through the coordinated use of the control component and the clamping component, and then drilling the surface and side of the I-beam through the drilling component.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a seven-axis three-dimensional high-speed CNC drilling machine, comprising a drilling machine body, a bracket fixedly connected to the bottom surface of the drilling machine body, a bracket fixedly installed on the bracket, a plurality of groups of conveying rollers rotatably connected to the bracket, a receiving groove symmetrically provided in the middle position of the bracket, a first slide rail fixedly installed on the drilling machine body, a first slider slidably connected to the first slide rail, the first slider is fixedly connected to a fixed plate, a second slide rail fixedly installed on the surface of the drilling machine body, a second slider slidably connected to the second slide rail, the second slider is fixedly installed on a loading plate, a control box is provided on one side of the loading plate, and the control box is fixedly installed on the drilling machine body; it also includes a control assembly, a clamping assembly and a drilling assembly, the control assembly is arranged at the bottom surface of the bracket for coordinated use, the clamping assembly is arranged on the bracket to fix the workpiece, and the drilling assembly is arranged on the drilling machine body for processing the workpiece.

[0006] Preferably, the control component includes a first motor fixedly mounted on the bottom surface of the bracket, the output end of the first motor is fixedly connected to a first screw rod, the other end of the first screw rod is rotatably connected to the bottom position of the bracket, a sleeve is threadedly connected to the first screw rod, the sleeve is fixedly connected to the docking seat, and a pair of first axle pins are fixedly connected to both ends of the docking seat.

[0007] Preferably, the bottom ends of a pair of first axle pins are rotatably connected with a linkage plate, the other end of the linkage plate is rotatably connected to the second axle pin, the top end of the second axle pin is fixedly connected to the bottom surface of the movable block, the two ends of the movable block are slidably connected to the guide rod, one end of the guide rod is fixedly connected to the cross plate, the top end of the cross plate is fixedly connected to the middle position of the bottom surface of the bracket, the other end of the guide rod is fixedly connected with a ring, and a support plate is fixedly installed on the movable block.

[0008] Preferably, the clamping assembly includes a frame fixedly mounted on the support plate, with limiting seats fixedly connected to both sides of the frame, limiting rollers rotatably connected to the limiting seats, a through groove being opened in the middle of the frame, two groups of first axle seats fixedly connected to the inner wall of the frame, and side rods fixedly connected between the first axle seats.

[0009] Preferably, a follower block is slidably connected to the side rod, a telescopic cylinder is fixedly connected to the middle position of the bottom end of the follower block, the bottom end of the telescopic cylinder is fixedly connected to the support plate, a docking plate is fixedly connected to the middle position of one side of the follower block, the docking plate extends to the external position of the frame through the through groove, the other end of the docking plate is fixedly connected to the baffle, and a pressure shaft is fixedly connected to the top position of the baffle.

[0010] Preferably, the drilling assembly includes a second shaft seat fixedly mounted on the drilling machine body, a second screw rod is rotatably connected to the second shaft seat, the other end of the second screw rod extends to the interior of the control box, the other end of the second screw rod is fixedly connected to the first pulley, the first pulley is provided with a transmission belt, the other end of the transmission belt is mounted on the second pulley, one end of the second pulley is fixedly connected to the output end of the second motor, and the second motor is fixedly mounted on the outside of the control box.

[0011] Preferably, a first block is threadedly connected to the second screw rod, the first block is fixedly mounted on the carrier, a pair of third slide rails are fixedly connected to the surface of the carrier, a third screw rod is rotatably connected to the middle position of the carrier, the top end of the third screw rod is fixedly connected to the output end of the third motor, and the third motor is fixedly mounted at the top position of the carrier.

[0012] Preferably, a second block is threadedly connected to the third screw rod, the second block is fixedly mounted on a mounting frame, a third slider is fixedly mounted on the mounting frame, the third slider is slidably connected to the third slide rail, and a first drilling machine is fixedly mounted in a lateral position of the mounting frame.

[0013] Preferably, a third shaft seat is fixedly mounted on the fixed plate, a fourth screw rod is rotatably connected to the third shaft seat, the top end of the fourth screw rod is fixedly connected to the output end of the fourth motor, and the fourth motor is fixedly mounted at the top position of the fixed plate.

[0014] Preferably, a third block is threadedly connected to the fourth screw rod, the third block is fixedly mounted on the base, a fourth slider is fixedly mounted on the base, the fourth slider is slidably connected to a fourth slide rail, the fourth slide rail is fixedly connected to the fixed plate, and a second drilling machine is fixedly mounted in the longitudinal position of the base.

[0015] In summary, the present invention has the following beneficial effects: The present invention has a reasonable structure. When the position of the frame needs to be adjusted, the first motor on the bottom surface of the bracket starts to operate, and the operation of the first motor causes the first screw rod to rotate. A sleeve is threadedly connected to the first screw rod, and the sleeve is rotated by the rotation of the first screw rod. The sleeve is fixedly connected to the docking seat, and the docking seat is moved by the movement of the sleeve. A pair of first axle pins are fixedly connected to the docking seat, and a linkage plate is rotatably connected to the first axle pin. The movement of the docking seat causes the linkage plate on the first axle pin to be pulled, and the other end of the linkage plate is rotatably connected to the second axle pin. The movable block on the second axle pin slides on the guide rod through the pulling of the linkage plate, and a support plate is fixedly connected to the movable block, and a frame is fixedly installed on the support plate. The frame moves to the side of the workpiece through the movement of the movable block. In the present invention, limiting rollers are arranged on both sides of the frame, and the limiting rollers are fitted to the positions on both sides of the workpiece by the movement of the frame to locate the position of the workpiece. As the workpiece moves to a suitable position, the telescopic cylinder pulls the driven block downward, and the driven block slides on the side rod, thereby increasing the stability of the movement of the driven block. A docking plate is fixedly connected to the driven block, and the other end of the docking plate is fixedly connected to the baffle. The movement of the driven block drives the baffle to move through the docking plate, thereby facilitating the fixing of the workpiece on the conveying roller by the pressure shaft on the baffle, thereby avoiding the displacement of the workpiece during drilling. 3. In the present invention, the second pulley is rotated by the operation of the second motor, and the rotation of the second pulley drives the second screw on the first pulley to rotate through the transmission belt, and the rotation of the second screw causes the first set of blocks to drive the carrier to move, and then the second slider will slide on the second slide rail, and then the third motor is operated to rotate the third screw, and the rotation of the third screw causes the second set of blocks to drive the mounting frame to move as a whole, so as to facilitate the first drilling machine on the mounting frame to drill holes on the side of the workpiece, and then the fourth motor is operated to rotate the fourth screw, and the rotation of the fourth screw drives the base as a whole to move downward through the third set of blocks, so as to facilitate the second drilling machine on the base to drill holes on the top surface of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the drilling machine body; Figure 2 is a schematic diagram of the three-dimensional structure of the bracket; Figure 3 It is a schematic diagram of the three-dimensional structure of the bracket when viewed from above; Figure 4 The schematic diagram of the three-dimensional structure of the base is shown in FIG. Figure 5 It is a schematic diagram of the three-dimensional structure of the base from the side; Figure 6 Schematic diagram of the three-dimensional structure of the carrier plate; Figure 7 It is a schematic diagram of the three-dimensional structure of the loading plate from a side view; Figure 8 for Figure 3 Enlarged structural diagram at A in the middle.

[0018] In the figure: 1, drilling machine body; 101, bracket; 102, bracket; 103, conveying roller; 104, accommodating groove; 105, first slide rail; 106, first slider; 107, fixed plate; 108, second slide rail; 109, second slider; 110, loading plate; 112, control box; 2, first motor; 201, first screw rod; 202, sleeve seat; 203, docking seat; 204, first shaft pin; 205, linkage plate; 206, second shaft pin; 207, movable block; 208, guide rod; 209, cross plate; 210, collar; 211, support plate; 3, frame; 301, limit seat; 302, limit roller; 303, through groove; 304, first shaft seat; 305, Side rod; 306, driven block; 307, telescopic cylinder; 308, docking plate; 309, baffle; 310, pressure shaft; 4, second shaft seat; 401, second screw rod; 402, first pulley; 403, transmission belt; 404, second pulley; 405, second motor; 406, first set of blocks; 407, third slide rail; 408, third screw rod; 409, third motor; 410, second set of blocks; 411, mounting frame; 412, third slider; 413, first drilling machine; 5, third shaft seat; 501, fourth screw rod; 502, fourth motor; 503, third set of blocks; 504, base; 505, fourth slider; 506, fourth slide rail; 507, second drilling machine. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] Example: Reference Figure 1 - Figure 8The seven-axis three-dimensional high-speed CNC drilling machine shown in the figure includes a drilling machine body 1, a bracket 101 is fixedly connected to the bottom surface of the drilling machine body 1, a bracket 102 is fixedly installed on the bracket 101, a plurality of groups of conveying rollers 103 are rotatably connected to the bracket 102, and a receiving groove 104 is symmetrically opened in the middle position of the bracket 102, a first slide rail 105 is fixedly installed on the drilling machine body 1, a first slider 106 is slidably connected to the first slide rail 105, and the first slider 106 is fixedly connected to the fixed plate 107, and the surface of the drilling machine body 1 is fixed A second slide rail 108 is installed, and a second slider 109 is slidably connected to the second slide rail 108. The second slider 109 is fixedly installed on a loading plate 110. A control box 112 is arranged on one side of the loading plate 110, and the control box 112 is fixedly installed on the drilling machine body 1; it also includes a control component, a clamping component and a drilling component. The control component is arranged on the bottom surface of the bracket 102 for coordinated use, the clamping component is arranged on the bracket 102 to fix the workpiece, and the drilling component is arranged on the drilling machine body 1 for processing the workpiece.

[0021] Specifically, it should be noted that the first motor 2, the second motor 405, and the fourth motor 502 are electrically connected through wires, and the specific working principles therebetween are referenced through the existing technology and will not be elaborated on here. The operation of the first motor 2 facilitates the adjustment of the position of the frame 3, thereby facilitating the fixation of the I-beam, and then the operation of the second motor 405 and the fourth motor 502 facilitates the first drill 413 and the second drill 507 to drill holes on the surface and side of the I-beam.

[0022] As an implementation method in this embodiment, the control component includes a first motor 2 fixedly mounted on the bottom surface of the bracket 102, the output end of the first motor 2 is fixedly connected to the first screw rod 201, the other end of the first screw rod 201 is rotatably connected to the bottom position of the bracket 102, the first screw rod 201 is threadedly connected to a sleeve 202, the sleeve 202 is fixedly connected to the docking seat 203, the two ends of the docking seat 203 are fixedly connected to a pair of first shaft pins 204, and the bottom ends of the pair of first shaft pins 204 are rotatably connected to The linkage plate 205, the other end of the linkage plate 205 is rotatably connected to the second axle pin 206, the top end of the second axle pin 206 is fixedly connected to the bottom surface of the movable block 207, the two ends of the movable block 207 are slidably connected to the guide rod 208, one end of the guide rod 208 is fixedly connected to the cross plate 209, the top end of the cross plate 209 is fixedly connected to the middle position of the bottom surface of the bracket 102, the other end of the guide rod 208 is fixedly connected to the ring 210, and the movable block 207 is fixedly installed with a support plate 211.

[0023] Specifically, when the position of the frame 3 needs to be adjusted, the first motor 2 on the bottom surface of the bracket 102 starts to operate, and the operation of the first motor 2 causes the first screw rod 201 to rotate. A sleeve 202 is threadedly connected to the first screw rod 201, and the sleeve 202 is rotated by the rotation of the first screw rod 201. The sleeve 202 is fixedly connected to the docking seat 203, and the docking seat 203 is moved by the movement of the sleeve 202. A pair of first shaft pins 204 are fixedly connected to the docking seat 203, and the first shaft pins 204 are fixedly connected to the docking seat 203. A linkage plate 205 is rotatably connected to an axle pin 204, and the movement of the docking seat 203 causes the linkage plate 205 on the first axle pin 204 to pull, and the other end of the linkage plate 205 is rotatably connected to the second axle pin 206. The pulling of the linkage plate 205 causes the movable block 207 on the second axle pin 206 to slide on the guide rod 208, and the movable block 207 is fixedly connected to a support plate 211, and the support plate 211 is fixedly installed with a frame 3, and the frame 3 is moved to the side of the workpiece by the movement of the movable block 207.

[0024] As an implementation mode in this embodiment, the clamping assembly includes a frame 3 fixedly mounted on a support plate 211, with limited seats 301 fixedly connected to both sides of the frame 3, limited rollers 302 rotatably connected to the limited seats 301, a through slot 303 provided in the middle of the frame 3, two groups of first shaft seats 304 fixedly connected to the inner wall of the frame 3, side rods 305 fixedly connected between the first shaft seats 304, a driven block 306 slidably connected to the side rods 305, a telescopic cylinder 307 fixedly connected to the middle position of the bottom end of the driven block 306, the bottom end of the telescopic cylinder 307 fixedly connected to the support plate 211, a docking plate 308 fixedly connected to the middle position of one side of the driven block 306, the docking plate 308 extends to the external position of the frame 3 through the through slot 303, the other end of the docking plate 308 is fixedly connected to the baffle 309, and the top position of the baffle 309 is fixedly connected to the pressing shaft 310.

[0025] Specifically, limit rollers 302 are provided on both sides of the frame 3. The limit rollers 302 are fitted to the two sides of the workpiece by the movement of the frame 3 to locate the position of the workpiece. As the workpiece moves to a suitable position, the telescopic cylinder 307 pulls the driven block 306 downward, and the driven block 306 slides on the side rod 305 to increase the stability of the movement of the driven block 306. A docking plate 308 is fixedly connected to the driven block 306, and the other end of the docking plate 308 is fixedly connected to the baffle 309. The movement of the driven block 306 drives the baffle 309 to move through the docking plate 308, thereby facilitating the pressure shaft 310 on the baffle 309 to fix the workpiece on the conveying roller 103, thereby avoiding displacement of the workpiece during drilling.

[0026] As an implementation mode in this embodiment, the drilling assembly includes a second shaft seat 4 fixedly mounted on the drilling machine body 1, a second screw rod 401 is rotatably connected to the second shaft seat 4, the other end of the second screw rod 401 extends to the interior of the control box 112, the other end of the second screw rod 401 is fixedly connected to the first pulley 402, the first pulley 402 is sleeved with a transmission belt 403, the other end of the transmission belt 403 is sleeved on the second pulley 404, one end of the second pulley 404 is fixedly connected to the output end of the second motor 405, the second motor 405 is fixedly mounted on the outside of the control box 112, a first set block 406 is threadedly connected to the second screw rod 401, the first set block 406 is fixedly mounted on the carrier plate 110, a pair of third slide rails 407 are fixedly connected to the surface of the carrier plate 110, a third screw rod 408 is rotatably connected to the middle position of the carrier plate 110, the top of the third screw rod 408 is fixedly connected to the output end of the third motor 409, and the third motor 409 is fixedly mounted on the carrier plate 110. At the top position of the plate 110, the third screw rod 408 is threadedly connected with a second set block 410, the second set block 410 is fixedly mounted on a mounting frame 411, a third slider 412 is fixedly mounted on the mounting frame 411, the third slider 412 is slidably connected to the third slide rail 407, a first drilling machine 413 is fixedly mounted at the lateral position of the mounting frame 411, a third shaft seat 5 is fixedly mounted on the fixed plate 107, the third shaft seat 5 is rotatably connected with a fourth screw rod 501, and the top of the fourth screw rod 501 It is fixedly connected to the output end of the fourth motor 502, the fourth motor 502 is fixedly installed at the top position of the fixed plate 107, the fourth screw rod 501 is threadedly connected with the third set block 503, the third set block 503 is fixedly installed on the base 504, the fourth slider 505 is fixedly installed on the base 504, the fourth slider 505 is slidably connected to the fourth slide rail 506, the fourth slide rail 506 is fixedly connected to the fixed plate 107, and the second drilling machine 507 is fixedly installed in the longitudinal position of the base 504.

[0027] Specifically, the second pulley 404 is rotated by the operation of the second motor 405, and the rotation of the second pulley 404 drives the second screw rod 401 on the first pulley 402 to rotate through the transmission belt 403, and the rotation of the second screw rod 401 causes the first set block 406 to drive the carrier 110 to move, and then the second slider 109 will slide on the second slide rail 108, and then the third motor 409 is operated to rotate the third screw rod 408, and the rotation of the third screw rod 408 causes the second set block 410 to drive the mounting frame 411 to move as a whole, so as to facilitate the first drilling machine 413 on the mounting frame 411 to drill the side of the workpiece, and then the fourth motor 502 is operated to rotate the fourth screw rod 501, and the rotation of the fourth screw rod 501 drives the base 504 to move downward as a whole through the third set block 503, so as to facilitate the second drilling machine 507 on the base 504 to drill the top surface of the workpiece.

[0028] Working principle of the present invention: when the position of the frame 3 needs to be adjusted, the first motor 2 on the bottom surface of the bracket 102 starts to operate, and the operation of the first motor 2 causes the first screw rod 201 to rotate. A sleeve 202 is threadedly connected to the first screw rod 201, and the sleeve 202 rotates through the rotation of the first screw rod 201. The sleeve 202 is fixedly connected to the docking seat 203, and the docking seat 203 moves through the movement of the sleeve 202. A pair of first shaft pins 204 are fixedly connected to the docking seat 203. A linkage plate 205 is rotatably connected to the first shaft pin 204, and the movement of the docking seat 203 causes the linkage plate 205 on the first shaft pin 204 to pull, and the other end of the linkage plate 205 is rotatably connected to the second shaft pin 206. The linkage plate 205 is pulled to cause the movable block 207 on the second shaft pin 206 to slide on the guide rod 208, and the movable block 207 is fixedly connected to a support plate 211, and the support plate 211 is fixedly installed with a frame 3, and the frame 3 is moved to the side of the workpiece by the movement of the movable block 207; Limit rollers 302 are arranged on both sides of the frame 3. The limit rollers 302 are fitted to the positions on both sides of the workpiece by the movement of the frame 3 to locate the position of the workpiece. As the workpiece moves to a suitable position, the telescopic cylinder 307 pulls the driven block 306 downward, and the driven block 306 slides on the side rod 305 to increase the stability of the movement of the driven block 306. A docking plate 308 is fixedly connected to the driven block 306, and the other end of the docking plate 308 is fixedly connected to the baffle 309. The movement of the driven block 306 drives the baffle 309 to move through the docking plate 308, so that the pressure shaft 310 on the baffle 309 can fix the workpiece on the conveying roller 103 to avoid displacement of the workpiece during drilling. The second pulley 404 is rotated by the operation of the second motor 405, and the rotation of the second pulley 404 drives the second screw rod 401 on the first pulley 402 to rotate through the transmission belt 403, and the rotation of the second screw rod 401 causes the first set block 406 to drive the carrier 110 to move, and then the second slider 109 will slide on the second slide rail 108, and then the third motor 409 is operated to rotate the third screw rod 408, and the rotation of the third screw rod 408 causes the second set block 410 to drive the mounting frame 411 to move as a whole, so as to facilitate the first drilling machine 413 on the mounting frame 411 to drill holes on the side of the workpiece, and then the fourth motor 502 is operated to rotate the fourth screw rod 501, and the rotation of the fourth screw rod 501 drives the base 504 to move downward as a whole through the third set block 503, so as to facilitate the second drilling machine 507 on the base 504 to drill holes on the top surface of the workpiece.

[0029] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A seven-axis three-dimensional high-speed CNC drilling machine, comprising a drilling machine body (1), characterized in that: A bracket (101) is fixedly connected to the bottom surface of the drilling machine body (1), a bracket (102) is fixedly mounted on the bracket (101), a plurality of groups of conveying rollers (103) are rotatably connected to the bracket (102), a receiving groove (104) is symmetrically provided at the middle of the bracket (102), a first slide rail (105) is fixedly mounted on the drilling machine body (1), a first slider (106) is slidably connected to the first slide rail (105), the first slider (106) is fixedly connected to a fixed plate (107), a second slide rail (108) is fixedly mounted on the surface of the drilling machine body (1), a second slider (109) is slidably connected to the second slide rail (108), the second slider (109) is fixedly mounted on a loading plate (110), a control box (112) is provided on one side of the loading plate (110), and the control box (112) is fixedly mounted on the drilling machine body (1); It also comprises a control component, a clamping component and a drilling component, wherein the control component is arranged on the bottom surface of the bracket (102) for use in conjunction with the bracket, the clamping component is arranged on the bracket (102) to fix the workpiece, and the drilling component is arranged on the drilling machine body (1) to process the workpiece.

2. The seven-axis three-dimensional high-speed CNC drilling machine according to claim 1, characterized in that: The control assembly comprises a first motor (2) fixedly mounted on the bottom surface of the bracket (102); an output end of the first motor (2) is fixedly connected to a first screw rod (201); the other end of the first screw rod (201) is rotatably connected to the bottom position of the bracket (102); a sleeve (202) is threadedly connected to the first screw rod (201); the sleeve (202) is fixedly connected to a docking seat (203); and a pair of first shaft pins (204) are fixedly connected to both ends of the docking seat (203).

3. The seven-axis three-dimensional high-speed CNC drilling machine according to claim 2, characterized in that: The bottom ends of a pair of first axle pins (204) are rotatably connected to a linkage plate (205), the other end of the linkage plate (205) is rotatably connected to a second axle pin (206), the top end of the second axle pin (206) is fixedly connected to the bottom surface of a movable block (207), both ends of the movable block (207) are slidably connected to a guide rod (208), one end of the guide rod (208) is fixedly connected to a transverse plate (209), the top end of the transverse plate (209) is fixedly connected to the middle position of the bottom surface of the bracket (102), the other end of the guide rod (208) is fixedly connected to a collar (210), and a support plate (211) is fixedly mounted on the movable block (207).

4. The seven-axis three-dimensional high-speed CNC drilling machine according to claim 3, characterized in that: The clamping assembly comprises a frame (3) fixedly mounted on the support plate (211), two sides of the frame (3) being fixedly connected to limit seats (301), the limit seats (301) being rotatably connected to limit rollers (302), a through slot (303) being provided at the middle of the frame (3), two groups of first shaft seats (304) being fixedly connected to the inner wall of the frame (3), and side rods (305) being fixedly connected between the first shaft seats (304).

5. The seven-axis three-dimensional high-speed CNC drilling machine according to claim 4, characterized in that: A driven block (306) is slidably connected to the side rod (305); a telescopic cylinder (307) is fixedly connected to the middle of the bottom end of the driven block (306); the bottom end of the telescopic cylinder (307) is fixedly connected to the support plate (211); a docking plate (308) is fixedly connected to the middle of one side of the driven block (306); the docking plate (308) extends to an external position of the frame (3) through the through slot (303); the other end of the docking plate (308) is fixedly connected to a baffle (309); and a pressing shaft (310) is fixedly connected to the top end of the baffle (309).

6. The seven-axis three-dimensional high-speed CNC drilling machine according to claim 1, characterized in that: The drilling assembly comprises a second shaft seat (4) fixedly mounted on the drilling machine body (1); a second screw rod (401) is rotatably connected to the second shaft seat (4); the other end of the second screw rod (401) extends into the interior of the control box (112); the other end of the second screw rod (401) is fixedly connected to a first pulley (402); a transmission belt (403) is sleeved on the first pulley (402); the other end of the transmission belt (403) is sleeved on the second pulley (404); one end of the second pulley (404) is fixedly connected to the output end of a second motor (405); and the second motor (405) is fixedly mounted on the outside of the control box (112).

7. The seven-axis three-dimensional high-speed CNC drilling machine according to claim 6, characterized in that: A first sleeve (406) is threadedly connected to the second screw rod (401), and the first sleeve (406) is fixedly mounted on the carrier plate (110). A pair of third slide rails (407) are fixedly connected to the surface of the carrier plate (110). A third screw rod (408) is rotatably connected to the middle of the carrier plate (110), and the top end of the third screw rod (408) is fixedly connected to the output end of a third motor (409). The third motor (409) is fixedly mounted at the top of the carrier plate (110).

8. The seven-axis three-dimensional high-speed CNC drilling machine according to claim 7, characterized in that: A second set block (410) is threadedly connected to the third screw rod (408); the second set block (410) is fixedly mounted on a mounting frame (411); a third sliding block (412) is fixedly mounted on the mounting frame (411); the third sliding block (412) is slidably connected to the third slide rail (407); and a first drilling machine (413) is fixedly mounted in a lateral position of the mounting frame (411).

9. The seven-axis three-dimensional high-speed CNC drilling machine according to claim 1, characterized in that: A third shaft seat (5) is fixedly mounted on the fixed plate (107), a fourth screw rod (501) is rotatably connected to the third shaft seat (5), a top end of the fourth screw rod (501) is fixedly connected to an output end of a fourth motor (502), and the fourth motor (502) is fixedly mounted at the top position of the fixed plate (107).

10. The seven-axis three-dimensional high-speed CNC drilling machine according to claim 9, characterized in that: A third block (503) is threadedly connected to the fourth screw rod (501), the third block (503) is fixedly mounted on a base (504), a fourth slider (505) is fixedly mounted on the base (504), the fourth slider (505) is slidably connected to a fourth slide rail (506), the fourth slide rail (506) is fixedly connected to the fixed plate (107), and a second drilling machine (507) is fixedly mounted in the longitudinal position of the base (504).

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