Drilling and milling machine for convenient replacement of drilling and milling cutters

Abstract

The present invention discloses a drilling and milling machine which is convenient for replacing drilling and milling cutters, comprising a base, a bed, a vertical drilling and milling head, a horizontal drilling and milling head, a movable seat, a movable seat, a vertical drilling and milling head, a horizontal drilling and milling head, a movable seat, a double-headed screw, a motor, a bed, a longitudinal guide groove, a motor, a longitudinal screw and a workbench. In the present invention, starting the motor two drives the double-headed screw two to rotate, and the rotation of the double-headed screw two causes the movable seat two and the movable seat three to move inward at the same time, so that the vertical drilling and milling head one and the vertical drilling and milling head two can perform grooving and punching processing on both sides of the wall panel, thus improving the processing efficiency on both sides of the wall panel. In the present invention, starting the motor one drives the double-headed screw one to rotate, and the rotation of the double-headed screw one causes the movable seat one and the movable seat four to move inward at the same time, so that the horizontal drilling and milling head one and the horizontal drilling and milling head two can perform grooving and punching processing on both sides of the wall panel, thus improving the processing efficiency on both sides of the wall panel.

Description

Technical field:

[0001] The invention relates to the technical field of drilling and milling machines, in particular to a drilling and milling machine which is convenient for replacing drilling and milling cutters. Background technology:

[0002] After the production of building wall panels, it is necessary to punch holes and grooves on the joints on both sides. The drilling and milling machine is a machine tool equipment that integrates drilling, milling, boring and grinding, so a drilling and milling machine is needed for processing. However, the existing drilling and milling machines are relatively inefficient when processing building wall panels. In addition, it is troublesome and inconvenient to replace the drilling and milling cutters. Summary of the invention:

[0003] The purpose of the present invention is to provide a drilling and milling machine that is easy to replace drilling and milling cutters in order to solve the above problems, thereby solving the problem that the existing drilling and milling machines have low efficiency in processing building wall panels and that replacing drilling and milling cutters is troublesome and inconvenient.

[0004] In order to solve the above problems, the present invention provides a technical solution: a drilling and milling machine that is easy to replace drilling and milling cutters, comprising a base, a bed, a vertical drilling and milling head, a horizontal drilling and milling head, a crossbeam, a guide groove rail, a motor, a double-headed screw, a movable seat, a movable seat, a movable seat, a movable seat, a vertical drilling and milling head, a horizontal drilling and milling head, a movable seat, a double-headed screw, a motor, a bed, a longitudinal guide groove, a motor, a longitudinal screw and a workbench; the center of the left and right sides of the base are respectively fixedly connected to the bed and the bed, the top surface of the base is provided with a longitudinal guide groove, and the front of the base is provided with a plurality of screws. The center of the side is fixedly connected with motor three; the longitudinal screw is movably connected to the center of the longitudinal guide groove, and the front center of the longitudinal screw is fixedly connected to the output shaft of motor three; the outer part of the lower side of the workbench is longitudinally movably connected to the inside of the longitudinal guide groove, and the threaded hole set in the center of the workbench is connected to the longitudinal screw; the left and right rear sides of the crossbeam are respectively fixedly connected to the front upper part of the bed one and the bed two, and the front side of the crossbeam is fixedly connected with a guide groove rail; the motor one is fixedly connected to the left end of the guide groove rail; the motor two is fixedly connected to the right end of the guide groove rail; the double The first screw is movably connected to the upper side of the guide groove rail, and the left center of the double-headed screw is fixedly connected to the right output shaft of the motor; the second double-headed screw is movably connected to the lower side of the guide groove rail, and the right center of the second double-headed screw is fixedly connected to the left output shaft of the motor; the movable seat is movably connected to the left side of the guide groove rail, and the threaded hole arranged on the upper side of the movable seat is connected to the left external thread of the double-headed screw, and the front side of the movable seat is fixedly connected with a horizontal drilling and milling head; the movable seat is located on the right side of the movable seat, and the movable seat is movably connected to the guide groove rail. On the left side of the interior, the threaded hole arranged on the lower side of the movable seat 2 is connected to the left side external thread of the double-headed screw rod 2, and the front side of the movable seat 2 is fixedly connected with a vertical drilling and milling head 1; the movable seat 3 is movably connected to the right side of the guide groove rail, and the threaded hole arranged on the lower side of the movable seat 3 is connected to the right side external thread of the double-headed screw rod 2, and the front side of the movable seat 3 is fixedly connected with a vertical drilling and milling head 2; the movable seat 4 is located on the right side of the movable seat 3, and the threaded hole arranged on the upper side of the movable seat 4 is connected to the right side external thread of the double-headed screw rod 1, and the front side of the movable seat 4 is fixedly connected with a horizontal drilling and milling head 2.

[0005] Preferably, the specific structure of the vertical drilling and milling head one comprises a guide groove seat, a movable seat five, a vertical guide groove, a motor four, a vertical screw rod one, a motor five, a connecting seat one, a transmission shaft one, a chuck one and a drilling and milling cutter one; a vertical guide groove is opened on the front side of the guide groove seat, and the motor four is fixedly connected to the top of the guide groove seat; the vertical screw one is movably connected to the center of the vertical guide groove, and the upper center of the vertical screw one is fixedly connected to the lower output shaft of the motor four; the outer side of the movable seat five is movably connected to the inside of the vertical guide groove, and the threaded hole arranged in the center of the movable seat five is connected to the vertical screw one, and the front side of the movable seat five is fixedly connected to the connecting seat one; the top of the connecting seat one is fixedly connected to the motor five; the transmission shaft one is movably connected to the central inside of the connecting seat one, and the upper center of the transmission shaft one is fixedly connected to the lower output shaft of the motor five, and the lower end of the transmission shaft is fixedly connected to the chuck one; the lower side of the chuck is fixedly connected to the drilling and milling cutter one.

[0006] Preferably, the motor four is a servo motor or a stepper motor.

[0007] Preferably, the motor five is a servo motor or a variable frequency motor.

[0008] Preferably, the specific structure of the horizontal drilling and milling head one comprises a guide hole seat, a telescopic arm, a guide hole, a top cover, a motor six, a vertical screw rod two, a connecting seat two, a chuck two, a drilling and milling cutter two, a transmission shaft two and a motor seven; a vertical guide hole is provided in the central interior of the guide hole seat, and a top cover is fixedly connected to the upper opening of the guide hole; the top of the top cover is fixedly connected to the motor six; the vertical screw rod two is movably connected to the center of the guide hole, and the upper center of the vertical screw rod two is fixedly connected to the lower output shaft of the motor six; the outside of the telescopic arm is vertically movably connected to the inside of the guide hole, the threaded hole provided in the center of the telescopic arm is connected to the vertical screw rod two, and the bottom of the telescopic arm is fixedly connected to the connecting seat two; the left end of the connecting seat two is fixedly connected to the motor seven; the transmission shaft two is movably connected to the central interior of the connecting seat two, the left center of the transmission shaft two is fixedly connected to the right output shaft of the motor seven, and the two ends of the transmission shaft are fixedly connected to the chuck two; the right side of the chuck two is fixedly connected to the drilling and milling cutter two.

[0009] Preferably, the guide hole is a rectangular hole and matches the exterior of the telescopic arm.

[0010] Preferably, the motor six and the motor seven are both servo motors or stepper motors.

[0011] Preferably, the motor one, the motor two and the motor three are all servo motors or stepper motors.

[0012] Preferably, the external threads on the left and right sides of the double-headed screw 1 and the double-headed screw 2 have opposite rotation directions.

[0013] Beneficial effects of the present invention:

[0014] (1) The present invention has a reasonable and simple structure, low production cost and convenient installation. Here, the motor 2 is started to drive the double-headed screw 2 to rotate, and the rotation of the double-headed screw 2 causes the movable seat 2 and the movable seat 3 to move inward at the same time, so that the vertical drilling and milling heads 1 and 2 can be used to perform groove and punching processing on both sides of the wall panel, thereby improving the processing efficiency on both sides of the wall panel.

[0015] (2) In the present invention, the starting motor 1 drives the double-headed screw 1 to rotate, and the rotation of the double-headed screw 1 causes the movable seat 1 and the movable seat 4 to move inward at the same time, so that the side surfaces of the wall panel can be grooved and punched by the transverse drilling and milling heads 1 and 2, thereby improving the efficiency of the side surface processing of the wall panel.

[0016] (3) The vertical drilling and milling heads 1 and 2 and the horizontal drilling and milling heads 1 and 2 provided in the present invention can process the top and sides of the wall panels at the same time, thereby improving the overall processing efficiency of the wall panels and ensuring the processing quality of the wall panels after one clamping.

[0017] (4) The vertical drilling and milling heads 1 and 2 and the horizontal drilling and milling heads 1 and 2 provided in the present invention can be moved to the outside together as needed, thereby facilitating the replacement of all drilling and milling cutters, thereby improving the convenience during use. Description of the drawings:

[0018] Figure 1 It is a schematic diagram of the structure of the present invention.

[0019] Figure 2 for Figure 1 sectional view of .

[0020] Figure 3 It is a structural schematic diagram of the vertical drilling and milling head.

[0021] Figure 4 It is a schematic diagram of the structure of the horizontal drilling and milling head.

[0022] Figure 5 It is a structural schematic diagram of the working state of the present invention.

[0023] 1-base; 2-bed 1; 3-vertical drilling and milling head 1; 4-horizontal drilling and milling head 1; 5-crossbeam; 6-guide rail; 7-motor 1; 8-double-headed screw 1; 9-movable seat 1; 10-movable seat 2; 11-movable seat 3; 12-vertical drilling and milling head 2; 13-horizontal drilling and milling head 2; 14-movable seat 4; 15-double-headed screw 2; 16-motor 2; 17-bed 2; 18-longitudinal guide groove; 19-motor 3; 20-longitudinal screw; 21-workbench; 31- Guide groove seat; 32-movable seat five; 33-vertical guide groove; 34-motor four; 35-vertical screw one; 36-motor five; 37-connecting seat one; 38-transmission shaft one; 39-chuck one; 310-drilling and milling cutter one; 41-guide hole seat; 42-telescopic arm; 43-guide hole; 44-top cover; 45-motor six; 46-vertical screw two; 47-connecting seat two; 48-chuck two; 49-drilling and milling cutter two; 410-transmission shaft two; 411-motor seven. Specific implementation method:

[0024] like Figure 1 and Figure 2As shown, this specific embodiment adopts the following technical scheme: a drilling and milling machine that is easy to replace drilling and milling cutters, including a base 1, a bed 2, a vertical drilling and milling head 3, a horizontal drilling and milling head 4, a crossbeam 5, a guide groove rail 6, a motor 7, a double-headed screw 8, a movable seat 9, a movable seat 2, a movable seat 3 11, a vertical drilling and milling head 2 12, a horizontal drilling and milling head 2 13, a movable seat 4 14, a double-headed screw 2 15, a motor 2 16, a bed 2 17, a longitudinal guide groove 18, a motor 3 19, a longitudinal screw 20 and a workbench 21; the center of the left and right sides of the base 1 are respectively fixedly connected with the bed 2 and the bed 2 17, and the top surface of the base 1 is provided with a longitudinal guide groove 18, the front center of the base 1 is fixedly connected to a motor 3 19; the longitudinal screw 20 is movably connected to the center of the longitudinal guide groove 18, and the front center of the longitudinal screw 20 is fixedly connected to the output shaft of the motor 3 19; the outer part of the lower side of the workbench 21 is longitudinally movably connected to the inside of the longitudinal guide groove 18, and the threaded hole set in the center of the workbench 21 is connected to the longitudinal screw 20; the left and right rear sides of the crossbeam 5 are respectively fixedly connected to the front upper part of the bed 1 2 and the bed 2 17, and the front side of the crossbeam 5 is fixedly connected to the guide groove rail 6; the motor 1 7 is fixedly connected to the left end of the guide groove rail 6; the motor 2 16 is fixedly connected to the guide groove rail 6 The right end portion; the double-headed screw 8 is movably connected to the upper side of the guide groove rail 6, and the left center of the double-headed screw 8 is fixedly connected to the right output shaft of the motor 7; the double-headed screw 2 15 is movably connected to the lower side of the guide groove rail 6, and the right center of the double-headed screw 2 15 is fixedly connected to the left output shaft of the motor 2 16; the movable seat 19 is movably connected to the left side of the guide groove rail 6, and the threaded hole provided on the upper side of the movable seat 19 is connected to the left external thread of the double-headed screw 8, and the front side of the movable seat 9 is fixedly connected with a horizontal drilling milling head 4; the movable seat 2 10 is located on the right side of the movable seat 9, and the movable seat 2 10 is movably connected to the guide groove rail 6, the threaded hole arranged on the lower side of the movable seat 2 10 is connected with the left side external thread of the double-headed screw 2 15, and the front side of the movable seat 2 10 is fixedly connected with a vertical drilling and milling head 13; the movable seat 3 11 is movably connected to the right side of the guide groove rail 6, the threaded hole arranged on the lower side of the movable seat 3 11 is connected with the right side external thread of the double-headed screw 2 15, and the front side of the movable seat 3 11 is fixedly connected with a vertical drilling and milling head 2 12; the movable seat 4 14 is located on the right side of the movable seat 3 11, the threaded hole arranged on the upper side of the movable seat 4 14 is connected with the right side external thread of the double-headed screw 1 8, and the front side of the movable seat 4 14 is fixedly connected with a horizontal drilling and milling head 2 13.

[0025] like Figure 3As shown, the specific structure of the vertical drilling and milling head 3 includes a guide groove seat 31, a movable seat 5 32, a vertical guide groove 33, a motor 4 34, a vertical screw 1 35, a motor 5 36, a connecting seat 1 37, a transmission shaft 1 38, a chuck 1 39 and a drilling and milling cutter 1 310; the guide groove seat 31 is provided with a vertical guide groove 33 on the front side, and the motor 4 34 is fixedly connected to the top of the guide groove seat 31; the vertical screw 1 35 is movably connected to the center of the vertical guide groove 33, and the upper center of the vertical screw 1 35 is fixedly connected to the lower output shaft of the motor 4 34; the movable seat 5 3 2 is movably connected to the inside of the vertical guide groove 33, the threaded hole set in the center of the movable seat 5 32 is connected to the vertical screw 1 35, the front side of the movable seat 5 32 is fixedly connected to the connecting seat 1 37; the top of the connecting seat 1 37 is fixedly connected to the motor 5 36; the transmission shaft 1 38 is movably connected to the center of the connecting seat 1 37, the upper center of the transmission shaft 1 38 is fixedly connected to the output shaft of the lower side of the motor 5 36, and the lower end of the transmission shaft 1 38 is fixedly connected to the chuck 1 39; the lower side of the chuck 1 39 is fixedly connected to the drilling and milling cutter 1 310.

[0026] Among them, the motor four 34 is a servo motor or a stepper motor, so it is convenient to control the motor four 34 through existing automation technology; the motor five 36 is a servo motor or a variable frequency motor, so it is convenient to control the speed of the motor five 36 through existing technology.

[0027] like Figure 4 As shown, the specific structure of the horizontal drilling and milling head 4 includes a guide hole seat 41, a telescopic arm 42, a guide hole 43, a top cover 44, a motor 6 45, a vertical screw rod 2 46, a connecting seat 2 47, a chuck 2 48, a drilling and milling cutter 2 49, a transmission shaft 2 410 and a motor 7 411; a vertical guide hole 43 is provided in the center of the guide hole seat 41, and a top cover 44 is fixedly connected to the upper opening of the guide hole 43; a motor 6 45 is fixedly connected to the top of the top cover 44; the vertical screw rod 2 46 is movably connected to the center of the guide hole 43, and the upper center of the vertical screw rod 2 46 is fixed to the lower output shaft of the motor 6 45 Connection; the outside of the telescopic arm 42 is vertically movably connected to the inside of the guide hole 43, the threaded hole set in the center of the telescopic arm 42 is connected to the vertical screw rod 46, and the bottom of the telescopic arm 42 is fixedly connected to a connecting seat 47; the left end of the connecting seat 47 is fixedly connected to a motor 411; the transmission shaft 410 is movably connected to the center of the connecting seat 47, the left center of the transmission shaft 410 is fixedly connected to the right output shaft of the motor 411, and the end of the transmission shaft 410 is fixedly connected to a chuck 48; the right side of the chuck 48 is fixedly connected to a drilling and milling cutter 49.

[0028] Among them, the guide hole 43 is a rectangular hole and matches the outside of the telescopic arm 42; the motor six 45 and the motor seven 411 are both servo motors or stepper motors, so it is convenient to control the motor six 45 and the motor seven 411 through existing automation technology; the motor one 7, the motor two 16 and the motor three 19 are all servo motors or stepper motors, so it is convenient to control the motor one 7, the motor two 16 and the motor three 19 through existing automation technology; the thread rotation directions of the external threads on the left and right sides of the double-headed screw one 8 and the double-headed screw two 15 are opposite.

[0029] The use state of the present invention is: Figure 5 As shown, the present invention has a reasonable and simple structure, low production cost and convenient installation. When in use, the wall panel is first clamped and fixed to the center of the workbench 21, and then the motor 16 is started to drive the double-headed screw 15 to rotate, and the rotation of the double-headed screw 15 causes the movable seat 2 10 and the movable seat 3 11 to move inward at the same time, so that the vertical drilling and milling head 1 3 and the vertical drilling and milling head 2 12 can be used to perform grooving and punching on both sides of the wall panel, thereby improving the processing efficiency on both sides of the wall panel, and the motor 1 7 is started to drive the double-headed screw 1 8 to rotate, and the rotation of the double-headed screw 1 8 causes the movable seat 1 9 and the movable seat 4 14 to move inward at the same time, so that The horizontal drilling and milling head 1 4 and the horizontal drilling and milling head 2 13 perform grooving and drilling processing on the side surfaces of the wall panel, thereby improving the processing efficiency of the side surfaces of the wall panel. The vertical drilling and milling head 1 3 and the vertical drilling and milling head 2 12 as well as the horizontal drilling and milling head 1 4 and the horizontal drilling and milling head 2 13 are arranged here, so that the top and the side surfaces of the wall panel can be processed at the same time, thereby improving the overall processing efficiency of the wall panel and ensuring the processing quality of the wall panel after one clamping. The vertical drilling and milling head 1 3 and the vertical drilling and milling head 2 12 as well as the horizontal drilling and milling head 1 4 and the horizontal drilling and milling head 2 13 can be moved to the outside together as needed, thereby facilitating the replacement of all drilling and milling cutters and improving the convenience during use.

[0030] The control method in the present invention is to start manually or control through existing automation technology. The wiring diagram of the power element and the provision of power supply are common knowledge in the field, and the present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and wiring layout in detail.

[0031] In the description of the invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the invention.

[0032] In the invention, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation", "screw-on" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the invention according to the specific circumstances.

[0033] The above shows and describes the basic principles, main features and advantages of the invention. Those skilled in the art should understand that the invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the invention. Without departing from the spirit and scope of the invention, the invention may have various changes and improvements, which shall fall within the scope of the invention to be protected. The scope of protection of the invention shall be defined by the attached claims and their equivalents.

Claims

1. A drilling and milling machine that is easy to replace drilling and milling cutters, characterized in that: It comprises a base (1), a bed (2), a vertical drilling and milling head (3), a horizontal drilling and milling head (4), a crossbeam (5), a guide rail (6), a motor (7), a double-headed screw (8), a movable seat (9), a movable seat (10), a movable seat (11), a vertical drilling and milling head (12), a horizontal drilling and milling head (13), a movable seat (14), a double-headed screw (15), a motor (16), a bed (17), a longitudinal guide groove (18), a motor (19), a longitudinal screw (20) and a workbench (21); The center of the left and right sides of the base (1) are respectively fixedly connected to the bed body 1 (2) and the bed body 2 (17), a longitudinal guide groove (18) is provided on the top surface of the base (1), and the center of the front side of the base (1) is fixedly connected to the motor 3 (19); The longitudinal screw rod (20) is movably connected to the center of the longitudinal guide groove (18), and the front center of the longitudinal screw rod (20) is fixedly connected to the output shaft of the motor three (19); The outer portion of the lower side of the workbench (21) is longitudinally movably connected to the interior of the longitudinal guide groove (18), and a threaded hole arranged in the center of the workbench (21) is connected to the longitudinal screw rod (20); The rear sides of the left and right sides of the cross beam (5) are respectively fixedly connected to the front upper part of the bed frame 1 (2) and the bed frame 2 (17), and the front side surface of the cross beam (5) is fixedly connected to a guide rail (6); The motor 1 (7) is fixedly connected to the left end of the guide rail (6); The second motor (16) is fixedly connected to the right end of the guide rail (6); The double-headed screw rod 1 (8) is movably connected to the upper side of the inner side of the guide groove rail (6), and the left center of the double-headed screw rod 1 (8) is fixedly connected to the right output shaft of the motor 1 (7); The double-headed screw rod 2 (15) is movably connected to the lower side of the inner side of the guide rail (6), and the right side center of the double-headed screw rod 2 (15) is fixedly connected to the left side output shaft of the motor 2 (16); The movable seat 1 (9) is movably connected to the left side of the guide groove rail (6), the threaded hole arranged on the upper side of the movable seat 1 (9) is connected to the left side external thread of the double-headed screw rod 1 (8), and the front side of the movable seat 1 (9) is fixedly connected to a horizontal drilling and milling head 1 (4); The movable seat 2 (10) is located on the right side of the movable seat 1 (9), and the movable seat 2 (10) is movably connected to the left side of the guide groove rail (6). The threaded hole arranged on the lower side of the movable seat 2 (10) is connected to the left side external thread of the double-headed screw rod 2 (15), and the front side of the movable seat 2 (10) is fixedly connected with the vertical drilling and milling head 1 (3); The movable seat three (11) is movably connected to the right side of the guide groove rail (6), the threaded hole arranged on the lower side of the movable seat three (11) is connected to the right side external thread of the double-headed screw rod two (15), and the front side of the movable seat three (11) is fixedly connected to the vertical drilling and milling head two (12); The movable seat four (14) is located on the right side of the movable seat three (11), the threaded hole arranged on the upper side of the movable seat four (14) is connected to the right side external thread of the double-headed screw rod one (8), and the front side of the movable seat four (14) is fixedly connected with the horizontal drilling and milling head two (13); The specific structure of the vertical drilling and milling head 1 (3) includes a guide groove seat (31), a movable seat 5 (32), a vertical guide groove (33), a motor 4 (34), a vertical screw rod 1 (35), a motor 5 (36), a connecting seat 1 (37), a transmission shaft 1 (38), a chuck 1 (39) and a drilling and milling cutter 1 (310); A vertical guide groove (33) is provided on the front side of the guide groove seat (31), and a motor four (34) is fixedly connected to the top of the guide groove seat (31); The vertical screw rod 1 (35) is movably connected to the center of the vertical guide groove (33), and the upper center of the vertical screw rod 1 (35) is fixedly connected to the lower output shaft of the motor 4 (34); The movable seat five (32) is externally movably connected to the inside of the vertical guide groove (33), a threaded hole arranged in the center of the movable seat five (32) is connected to the vertical screw rod one (35), and the front side of the movable seat five (32) is fixedly connected to the connecting seat one (37); The top of the connecting seat 1 (37) is fixedly connected to the motor 5 (36); The transmission shaft 1 (38) is movably connected to the central interior of the connecting seat 1 (37); the upper center of the transmission shaft 1 (38) is fixedly connected to the lower output shaft of the motor 5 (36); and the lower end of the transmission shaft 1 (38) is fixedly connected to a chuck 1 (39); A drilling and milling cutter (310) is fixedly connected to the lower side of the chuck (39).

2. The drilling and milling machine for easily replacing drilling and milling cutters according to claim 1, characterized in that: The motor four (34) is a servo motor or a stepper motor.

3. The drilling and milling machine for easily replacing drilling and milling cutters according to claim 1, characterized in that: The motor five (36) is a servo motor or a variable frequency motor.

4. The drilling and milling machine for facilitating replacement of drilling and milling cutters according to claim 1, characterized in that: The specific structure of the horizontal drilling and milling head one (4) includes a guide hole seat (41), a telescopic arm (42), a guide hole (43), a top cover (44), a motor six (45), a vertical screw rod two (46), a connecting seat two (47), a chuck two (48), a drilling and milling cutter two (49), a transmission shaft two (410) and a motor seven (411); A vertical guide hole (43) is provided in the center of the guide hole seat (41), and a top cover (44) is fixedly connected to the upper opening of the guide hole (43); A motor six (45) is fixedly connected to the top of the top cover (44); The second vertical screw rod (46) is movably connected to the center of the guide hole (43), and the center of the upper side of the second vertical screw rod (46) is fixedly connected to the lower output shaft of the sixth motor (45); The outside of the telescopic arm (42) is vertically movably connected to the inside of the guide hole (43); a threaded hole arranged in the center of the telescopic arm (42) is connected to a second vertical screw rod (46); and a second connecting seat (47) is fixedly connected to the bottom of the telescopic arm (42); The left end of the connecting seat 2 (47) is fixedly connected to the motor 7 (411); The second transmission shaft (410) is movably connected to the central interior of the second connection seat (47); the left center of the second transmission shaft (410) is fixedly connected to the right output shaft of the seventh motor (411); and the end of the second transmission shaft (410) is fixedly connected to the second chuck (48); A second drilling and milling cutter (49) is fixedly connected to the right side of the second chuck (48).

5. The drilling and milling machine for facilitating replacement of drilling and milling cutters according to claim 4, characterized in that: The guide hole (43) is a rectangular hole and matches the exterior of the telescopic arm (42).

6. The drilling and milling machine for easily replacing drilling and milling cutters according to claim 4, characterized in that: The motor six (45) and the motor seven (411) are both servo motors or stepper motors.

7. The drilling and milling machine for easily replacing drilling and milling cutters according to claim 1, characterized in that: The motor 1 (7), the motor 2 (16) and the motor 3 (19) are all servo motors or stepper motors.

8. The drilling and milling machine for facilitating replacement of drilling and milling cutters according to claim 1, characterized in that: The external threads on the left and right sides of the double-headed screw rod 1 (8) and the double-headed screw rod 2 (15) have opposite rotation directions.

Images