CN114799951A

CN114799951A - Can realize dismantling complicated profile processing of changing U axle cutter fast and use digit control machine tool

Info

Publication number: CN114799951A
Application number: CN202210656888.9A
Authority: CN
Inventors: 黄贤振; 范波
Original assignee: Yangzhou Super Machine Tool Co ltd
Current assignee: Yangzhou Super Machine Tool Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-07-29

Abstract

The invention discloses a numerical control machine tool for machining a complex profile, which can realize quick disassembly and replacement of a U-shaft cutter, and comprises a base for bearing, a movable plate, a second adjusting rod, an installation frame, a worm wheel and a connecting pipe, wherein the inner side of the left lower end of the base is connected with a first limiting plate in a clamping manner; the movable plate is connected to the inner side of the upper end of the first limiting plate in a clamping mode, and a bearing plate fixedly connected with the movable plate is arranged on the upper surface of the movable plate; the second adjusting rod is connected to the inner side of the upper end of the base in a clamping mode, and the left side of the second adjusting rod is connected with an output shaft of a third motor. This can realize dismantling complicated profile processing of changing U axle cutter fast and use digit control machine tool is convenient for fix and angle modulation the machined part to be convenient for remove the U axle cutter, be convenient for spray lubricating oil, make it convenient to process the machined part, be convenient for realize dismantling fast and change and separate and accomodate U axle cutter, and be convenient for collect lubricating oil and filter the recycle.

Description

Can realize dismantling complicated profile processing of changing U axle cutter fast and use digit control machine tool

Technical Field

The invention relates to the technical field of numerical control machine tools, in particular to a numerical control machine tool for machining a complex profile, which can realize quick disassembly and replacement of a U-axis cutter.

Background

The numerical control machine tool is used for cutting and processing inner and outer cylindrical surfaces, inner and outer conical surfaces with any taper angle, complex rotary inner and outer curved surfaces, cylinders, conical threads and the like of shaft parts or disc parts and the like, and can perform operations such as grooving, drilling, reaming, boring and the like;

the existing numerical control machine tool for machining the complex profile, which can realize the quick disassembly and replacement of the U-shaft cutter, still has some problems in the use process, such as the problem of the complex profile machining;

firstly, in the using process, the workpiece is not convenient to fix and adjust the angle, and the U-axis cutter is not convenient to move, so that the workpiece is difficult to be conveniently processed;

secondly, in the using process, the U-shaft cutter is difficult to rapidly disassemble and replace, and the cutter is inconvenient to separately store;

and thirdly, in the using process, the lubricating oil is not convenient to collect, filter and recycle, and the waste of the lubricating oil is easy to cause.

Therefore, we propose a complex profile machining numerical control machine tool capable of realizing quick disassembly and replacement of a U-axis tool, so as to solve the problems proposed in the above.

Disclosure of Invention

The invention aims to provide a numerical control machine tool for machining a complex profile, which can realize quick disassembly and replacement of a U-shaft cutter, and solves the problems that the conventional numerical control machine tool for machining a complex profile, which is provided in the background art, is generally inconvenient for fixing and angle adjustment of a machined part, moving the U-shaft cutter, machining the machined part, separating and storing the cutter, collecting, filtering and recycling lubricating oil and wasting the lubricating oil.

In order to achieve the purpose, the invention provides the following technical scheme: a numerical control machine tool for machining a complex profile, which can realize quick disassembly and replacement of a U-axis cutter, comprises a bearing base, wherein the inner side of the left lower end of the base is connected with a first limiting plate in a clamping manner, and the lower side of the first limiting plate is connected with an output shaft of a first motor;

the movable plate is connected to the inner side of the upper end of the first limiting plate in a clamping mode, and a bearing plate fixedly connected with the movable plate is arranged on the upper surface of the movable plate;

the second adjusting rod is connected to the inner side of the upper end of the base in a clamping mode, and the left side of the second adjusting rod is connected with an output shaft of a third motor;

it is characterized by also comprising:

the mounting frame is positioned above the bearing plate, a fourth motor is mounted in the mounting frame, and the lower side of the fourth motor is linked with a cutter holder through a coupler;

the worm wheel is positioned on the inner side of the upper end of the tool apron, and a third adjusting rod clamped and connected with the tool apron is fixed on the lower side of the middle part of the worm wheel;

the connecting pipe passes through staple bolt and fix with screw in the lower extreme left side of installing frame, and the lower extreme UNICOM of connecting pipe has the shower nozzle that the slope set up.

As a preferred technical scheme of the invention, the outer side of the upper end of the movable plate is clamped and non-detachably connected with a second limiting plate, the left end of the second limiting plate is clamped inside the base, and the left side of the second limiting plate is connected with an output shaft of a second motor.

Through adopting above-mentioned technical scheme, because the upper end outside block of fly leaf is undetachably connected with the second limiting plate, and the left end block of second limiting plate is in the inside of base to the left side of second limiting plate is connected with the output shaft of second motor, is convenient for consequently make the spacing second limiting plate under of base drive the fly leaf and rotate.

In a preferred embodiment of the present invention, a first adjusting rod is inserted through the inner side of the middle portion of the receiving plate and is non-detachably engaged with the inner side of the middle portion, a moving plate engaged with the receiving plate is threadedly engaged with the outer sides of the front and rear ends of the first adjusting rod, and the upper end of the moving plate protrudes from the upper surface of the receiving plate.

Through adopting above-mentioned technical scheme, because the middle part inboard of accepting the board runs through have with it the first regulation pole of the undetachable connection of block, and the equal threaded connection in both ends outside around the first regulation pole has with the movable plate of accepting the board block to the upper end protrusion in the upper surface of accepting the board of movable plate, consequently be convenient for carry on spacingly through accepting the board to first regulation pole and movable plate, and be convenient for through rotating first regulation pole, make the machined part be treated to the movable plate and carry out the centre gripping fixed.

As a preferred technical scheme of the invention, the outer side of the left end of the second adjusting rod is in threaded connection with a supporting plate which is attached to the base, and the inner side of the middle part of the lower end of the supporting plate is embedded with a cylinder with a lower fixed mounting frame.

Through adopting above-mentioned technical scheme, because the left end outside threaded connection of second regulation pole has the backup pad that sets up with the base laminating, and the lower extreme middle part inboard of backup pad inlays the cylinder of installing downside fixed mounting frame, consequently is convenient for through the rotation of second regulation pole, makes the backup pad remove under the laminating of base is spacing.

As a preferred technical scheme of the present invention, the outer side of the upper end of the third adjusting rod is in threaded connection with a lifting plate engaged with the tool apron, the inner sides of the outer ends of the lifting plate are centrally and symmetrically provided with linkage plates rotatably connected therewith, and the outer sides of the outer ends of the linkage plates are rotatably connected with a limiting plate.

Through adopting above-mentioned technical scheme, because the upper end outside threaded connection of third regulation pole has the lifter plate with the blade holder block, and the inboard central symmetry of outer end of lifter plate is provided with the interlock board of being connected with it rotation to the outer end outside of interlock board rotates and is connected with the restriction board, consequently is convenient for through the rotation of third regulation pole, makes the lifter plate remove under the block of blade holder is spacing, with this drive restriction board activity.

According to a preferred technical scheme of the invention, the limiting plate and the tool apron form a clamping non-detachable structure, the inner sides of the inner ends of the limiting plate are fixedly adhered with anti-slip pads with arc-shaped inner sides, and the anti-slip pads are in fit connection with the lower surface of the tool apron.

Through adopting above-mentioned technical scheme, because the restriction board constitutes the non-detachable structure of block with the blade holder, and the inner inboard of restriction board is all pasted and is fixed with the inboard slipmat that is arcuation structure to the slipmat is connected for the laminating with the lower surface of blade holder, consequently is convenient for make the blade holder carry on spacingly to the restriction board, and is convenient for drive fixed slipmat through the restriction board and contract the expansion, so that reach the purpose of carrying out the centre gripping fast to U axle cutter and fixing and dismantling the change.

In a preferred embodiment of the present invention, a worm engaged with the tool rest is engaged and connected to a rear side of the worm wheel, and an output shaft of a fifth motor is connected to a right side of the worm.

Through adopting above-mentioned technical scheme, because the rear side meshing of worm wheel is connected with the worm with the blade holder block, and the right side of worm is connected with the output shaft of fifth motor, consequently is convenient for drive the worm wheel through the worm under the blade holder is spacing and rotates.

According to a preferable technical scheme of the invention, through holes formed in the base are formed in the front lower part and the rear lower part of the first limiting plate, and the collecting box is arranged below the through holes.

Through adopting above-mentioned technical scheme, because the preceding below of first limiting plate all is provided with the through hole of seting up in the base with the back below, and the below of through hole is provided with collects the box, consequently is convenient for collect lubricating oil.

As a preferred technical scheme of the invention, the inner side of the collecting box is connected with a filter screen in a laminating manner, the upper sides of the left and right ends of the filter screen are fixedly provided with symmetrically arranged connecting plates, the filter screen is connected with the collecting box in a buckling manner through the connecting plate in an L-shaped structure, and the front side of the left end of the collecting box is communicated with a pump provided with a front end threaded connection connecting pipe.

Through adopting above-mentioned technical scheme, because the inboard laminating of collecting the box is connected with the filter screen, and the filter screen about both ends upside be fixed with the connecting plate that the symmetry set up, and the filter screen is connected for the buckle through the connecting plate that is "L" style of calligraphy structure with collecting the box, collect the left end front side UNICOM of box in addition and install the pump that takes out of front end threaded connection connecting pipe, consequently be convenient for support the filter screen through the connecting plate, so that filter the lubricating oil of collecting through collecting the box and recycle.

As a preferable technical scheme of the invention, the inner side of the rear end of the base is rotatably connected with a cover plate, a fixed plate fixed with the base is arranged at the rear lower part of the cover plate, and cutter placing grooves are formed in the fixed plate at equal intervals.

Through adopting above-mentioned technical scheme, because the rear end inboard of base is rotated and is connected with the apron, and the rear below of apron is provided with the fixed plate fixed with the base to the equidistant sword groove of putting has been seted up to the inside of fixed plate, consequently is convenient for separate the storage to the cutter on this digit control machine tool.

Compared with the prior art, the invention has the beneficial effects that: the numerical control machine tool for machining the complex profile, which can realize quick disassembly and replacement of the U-shaft cutter, is convenient for fixing and angle adjustment of a machined part, moving the U-shaft cutter, spraying lubricating oil, machining the machined part, quickly disassembling, replacing, separating and storing the U-shaft cutter, collecting, filtering and recycling the lubricating oil;

1. the automatic angle adjusting device is provided with a base, a first limiting plate, a first motor and a movable plate, wherein the inner side of the left end of the base is connected with the first limiting plate and a second limiting plate in a clamping manner, the lower side of the first limiting plate and the left side of the second limiting plate are respectively provided with the first motor and the second motor which are linked with the first motor, the movable plate is connected with the first limiting plate and the second limiting plate in a clamping manner, the movable plate is connected with the bearing plate of a first adjusting rod in a clamping manner, the outer sides of the front end and the rear end of the first adjusting rod are respectively connected with the movable plate in a threaded manner, the inner side of the upper end of the base is provided with a second adjusting rod connected with a third motor in a clamping manner, the second adjusting rod is externally threaded connected with a supporting plate which is jointed with the base, an air cylinder is fixed on the inner sides of the supporting plate and the mounting frame, and a fourth motor connected with a cutter holder at the lower side is arranged in the mounting frame, so that a workpiece can be conveniently fixed and angularly adjusted, the U-axis cutter can be conveniently moved, so that the machined part can be conveniently machined;

2. the tool apron is provided with a tool apron, a worm wheel, a third adjusting rod and a lifting plate, wherein the inner side of the tool apron is connected with the fixed worm wheel and the third adjusting rod in a clamping manner, the rear side of the worm wheel is connected with a worm with the right side connected with a fifth motor in a meshing manner, the outer side of the third adjusting rod is connected with the lifting plate in a threaded manner, the inner side of the outer end of the lifting plate is symmetrically provided with a linkage plate in a rotating manner, the outer side of the outer end of the linkage plate is rotatably connected with a limiting plate which is not detachably clamped with the tool apron, the lower end of the limiting plate is fixedly bonded with an anti-slip mat, and the rear side of the lower end of the base is fixedly provided with a fixing plate with tool grooves arranged at equal intervals inside, so that the U-axis tool can be conveniently and rapidly disassembled and replaced, and the tool can be conveniently and separately stored;

3. be provided with the connecting pipe, the shower nozzle, the through hole and collect the box, because the lower extreme left side of installing frame has the connecting pipe of lower extreme UNICOM shower nozzle through staple bolt and fix with screw, the connecting pipe passes through the pump and collects the box and be connected for the UNICOM, and collect the box and lie in the below of seting up the through hole in the base, the inboard of collecting the box is connected with the filter screen through the connecting plate laminating, consequently is convenient for spray lubricating oil, makes it convenient to process the machined part to be convenient for collect lubricating oil and filter the recycle.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a schematic top sectional view of the connection between the first adjustment lever and the receiving plate according to the present invention;

FIG. 5 is a schematic view of a cross-sectional front view of the connection between the worm wheel and the tool holder according to the present invention;

FIG. 6 is a schematic top sectional view of the third adjustment lever and the lift plate of the present invention;

FIG. 7 is a schematic view of the connection between the limiting plate and the tool holder;

FIG. 8 is a schematic top sectional view of the connection between the worm and the worm wheel according to the present invention;

FIG. 9 is a schematic top view of the connection between the connection plate and the collection box according to the present invention.

In the figure: 1. a base; 2. a first limit plate; 3. a first motor; 4. a movable plate; 5. a second limiting plate; 6. a second motor; 7. a bearing plate; 8. a first adjusting lever; 9. moving the plate; 10. A second adjusting lever; 11. a third motor; 12. a support plate; 13. a cylinder; 14. installing a frame; 15. a fourth motor; 16. a tool apron; 17. a worm gear; 18. a third adjusting rod; 19. a lifting plate; 20. a linkage plate; 21. a limiting plate; 22. a non-slip mat; 23. a worm; 24. a fifth motor; 25. a connecting pipe; 26. a spray head; 27. a through hole; 28. a collection box; 29. a filter screen; 30. a connecting plate; 31. pumping; 32. a cover plate; 33. a fixing plate; 34. a cutter placing groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: a numerically-controlled machine tool for machining complex profiles, which can realize quick disassembly and replacement of U-axis cutters, comprises a base 1, a first limiting plate 2, a first motor 3, a movable plate 4, a second limiting plate 5, a second motor 6, a bearing plate 7, a first adjusting rod 8, a movable plate 9, a second adjusting rod 10, a third motor 11, a supporting plate 12, a cylinder 13, an installation frame 14, a fourth motor 15, a cutter holder 16, a worm wheel 17, a third adjusting rod 18, a lifting plate 19, a linkage plate 20, a limiting plate 21, an anti-skid pad 22, a worm 23, a fifth motor 24, a connecting pipe 25, a spray head 26, a through hole 27, a collection box 28, a filter screen 29, a connecting plate 30, a pump 31, a cover plate 32, a fixing plate 33 and a cutter placing groove 34, wherein the first limiting plate 2 is connected to the inner side of the left lower end of the base 1 in a clamping manner, an output shaft of the first motor 3 is connected to the lower side of the first limiting plate 2, the movable plate 4 is connected to the inner side of the upper end of the first limiting plate 2 in a clamping manner, the upper surface of the movable plate 4 is provided with a bearing plate 7 fixedly connected with the movable plate, a second adjusting rod 10 is connected to the inner side of the upper end of the base 1 in a clamping manner, the left side of the second adjusting rod 10 is connected with an output shaft of a third motor 11, an installation frame 14 is positioned above the bearing plate 7, a fourth motor 15 is installed in the installation frame 14, the lower side of the fourth motor 15 is linked with a cutter holder 16 through a coupler, a worm wheel 17 is positioned on the inner side of the upper end of the cutter holder 16, a third adjusting rod 18 connected with the cutter holder 16 in a clamping manner is fixed to the lower side of the middle of the worm wheel 17, a connecting pipe 25 is fixed to the left side of the lower end of the installation frame 14 through a hoop and a screw, and the lower end of the connecting pipe 25 is linked with an inclined spray head 26;

the working principle is as follows: when the numerical control machine tool for machining the complex profile, which can realize quick disassembly and replacement of the U-shaft cutter, is used, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, firstly, the cover plate 32 connected to the inner side of the rear end of the base 1 can be rotated, the closed connection between the cover plate 32 and the base 1 is disconnected, a workpiece to be machined is placed on the upper surface of the middle part of the bearing plate 7, then, the first adjusting rod 8 which is connected with the bearing plate 7 in a non-detachable manner can be rotated, so that the first adjusting rod 8 drives the movable plate 9 which is in threaded connection with the outer sides of the front end and the rear end to move under the clamping limit of the bearing plate 7, and the purposes of enabling the movable plate 9 to be in close fit connection with the workpiece to be machined and fixing the workpiece to be machined are achieved;

referring to fig. 1, 5, 6, 7 and 8, according to the processing requirement, the U-axis tool to be used is taken from the tool holding slot 34 opened in the rear fixing plate 33 at the lower end of the base 1, and the U-axis tool to be used is placed at the lower side of the middle part of the tool holder 16, so that it is located in the anti-slip pad 22 adhered and fixed under the limiting plate 21, and then the fifth motor 24 installed at the inner side of the rear upper end of the tool holder 16 is controlled to operate, so that the worm 23 rotates under the clamping limit of the tool holder 16, because the front side of the worm 23 is engaged and connected with the worm wheel 17 clamped with the tool holder 16, the lower side of the middle part of the worm wheel 17 is fixed with the third adjusting rod 18 clamped with the tool holder 16, the outer side of the third adjusting rod 18 is connected with the lifting plate 19 clamped with the tool holder 16 by screw threads, and the inner side of the outer end of the lifting plate 19 is connected with the interlocking plate 20 symmetrically arranged with the center, the outer side of the outer end of the linkage plate 20 is rotatably connected with a limiting plate 21 which is not detachably clamped with the tool apron 16, so that the worm wheel 17 can drive the third adjusting rod 18 to rotate under the clamping limit of the tool apron 16 through the rotation of the worm 23, the purpose that the limiting plate 21 is driven by the lifting plate 18 to move under the clamping limit of the tool apron 16 through the linkage plate 20 is achieved, the limiting plate 21 can drive the anti-slip mat 22 to contract to clamp and fix the U-axis tool, the limiting plate 21 can drive the anti-slip mat 22 to open and close at the later stage, and the U-axis tool can be quickly disassembled and replaced;

referring to fig. 1 and 2, the first motor 3 installed in the base 1 through the lower side of the first limiting plate 2 and the second motor 6 installed in the base 1 through the left side of the second limiting plate 5 are then operated in cooperation, so that the first limiting plate 2 and the second limiting plate 5 rotate under the clamping limit of the base 1, because the movable plate 4 which is not detachably clamped with the first limiting plate 2 and the second limiting plate 5 is connected in the first limiting plate 2 and the second limiting plate 5, and the receiving plate 7 fixedly connected with the movable plate 4 is arranged on the movable plate 4, the movable plate 4 can drive the workpiece fixed on the receiving plate 7 to rotate through the rotation of the first limiting plate 2 and the second limiting plate 5, thereby achieving the purpose of adjusting the angle of the workpiece to enable the surface to be processed to face the U-axis tool, and the second adjusting rod 10 can be operated through the third motor 11 connected to the left side of the second adjusting rod 10, so that the second adjusting rod 10 rotates under the clamping limit of the base 1, the supporting plate 12 connected with the external thread of the second adjusting rod 10 moves under the attaching limit of the base 1, and the supporting plate 12 is connected with the mounting frame 14 through the air cylinder 13, the fourth motor 15 is mounted in the mounting frame 14, and the fourth motor 15 is linked with the tool apron 16 through the coupler, so that the U-axis tool can conveniently process a machined part through the matching operation of the first motor 3, the second motor 6, the third motor 11, the air cylinder 13 and the fourth motor 15;

referring to fig. 1, 2, 3 and 9, in the process of processing the workpiece by the U-axis cutter, the operation can be performed by a suction pump 31 installed in communication with the front side of the collection box 28, since the right end of the suction pump 31 is connected with a connection pipe 25 fixed to the installation frame 14 by a hoop and a screw in a threaded manner, and a nozzle 26 obliquely arranged is communicated with the lower side of the connection pipe 25, the lubrication oil can be conveniently sprayed to the workpiece and the processing can be conveniently performed, since the base 1 is internally provided with a through hole 27 symmetrically arranged with respect to the first limit plate 2, the through hole 27 is located above the middle part of the collection box 28, the inner side of the collection box 28 is provided with a filter screen 29 in a fitting manner, and the filter screen 29 is symmetrically fixed with a connection plate 30 fastened with the collection box 28, the sprayed lubrication oil can conveniently fall to the inner side of the upper end of the collection box 28 through the through hole 27, and can be collected to the inner side of the lower end of the collection box 28 through the filter screen 29, therefore, the purpose of recycling the lubricating oil is conveniently achieved, the cutter placing grooves 34 are formed in the fixing plate 33 at equal intervals, the purpose of separating and containing the cutters is conveniently achieved, and the above electrical elements are the prior art and are not described in detail herein.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A numerical control machine tool capable of realizing rapid disassembly and replacement of a U-axis cutter for machining a complex profile is characterized by comprising a base (1) for bearing, wherein the inner side of the left lower end of the base (1) is connected with a first limiting plate (2) in a clamping manner, and the lower side of the first limiting plate (2) is connected with an output shaft of a first motor (3);

the movable plate (4) is connected to the inner side of the upper end of the first limiting plate (2) in a clamping mode, and a bearing plate (7) fixedly connected with the movable plate (4) is arranged on the upper surface of the movable plate (4);

the second adjusting rod (10) is connected to the inner side of the upper end of the base (1) in a clamping mode, and the left side of the second adjusting rod (10) is connected with an output shaft of a third motor (11);

it is characterized by also comprising:

the mounting frame (14) is positioned above the bearing plate (7), a fourth motor (15) is mounted in the mounting frame (14), and the lower side of the fourth motor (15) is linked with a cutter holder (16) through a coupler;

the worm wheel (17) is positioned on the inner side of the upper end of the tool apron (16), and a third adjusting rod (18) which is connected with the tool apron (16) in a clamping manner is fixed on the lower side of the middle of the worm wheel (17);

the connecting pipe (25) is fixed on the left side of the lower end of the mounting frame (14) through a hoop and a screw, and the lower end of the connecting pipe (25) is communicated with a spray head (26) which is obliquely arranged.

2. The numerical control machine tool for machining the complex profile capable of realizing quick disassembly and replacement of the U-shaft cutter is characterized by comprising the following components in parts by weight: the upper end outside block of fly leaf (4) is undetachable and is connected with second limiting plate (5), and the left end block of second limiting plate (5) is in the inside of base (1) to the left side of second limiting plate (5) is connected with the output shaft of second motor (6).

3. The numerical control machine tool for machining the complex profile capable of realizing quick disassembly and replacement of the U-shaft cutter is characterized by comprising the following components in parts by weight: the inner side of the middle of the bearing plate (7) penetrates through a first adjusting rod (8) which is clamped with the bearing plate in a non-detachable mode, the outer sides of the front end and the rear end of the first adjusting rod (8) are in threaded connection with a moving plate (9) clamped with the bearing plate (7), and the upper end of the moving plate (9) protrudes out of the upper surface of the bearing plate (7).

4. The numerical control machine tool for machining the complex profile capable of realizing quick disassembly and replacement of the U-shaft cutter is characterized by comprising the following components in parts by weight: the left end outside threaded connection of second regulation pole (10) has backup pad (12) with base (1) laminating setting, and the cylinder (13) of installing downside fixed mounting frame (14) are inlayed to the lower extreme middle part inboard of backup pad (12).

5. The numerical control machine tool for machining the complex profile capable of realizing quick disassembly and replacement of the U-shaft cutter is characterized by comprising the following components in parts by weight: the outer side of the upper end of the third adjusting rod (18) is in threaded connection with a lifting plate (19) clamped with the tool apron (16), the inner side of the outer end of the lifting plate (19) is symmetrically provided with a linkage plate (20) in a center-symmetrical mode, and the outer side of the outer end of the linkage plate (20) is rotatably connected with a limiting plate (21).

6. The numerical control machine tool for machining complex profiles, capable of realizing quick disassembly and replacement of the U-shaft cutter, according to claim 5, is characterized in that: the limiting plate (21) and the tool apron (16) form a clamping non-detachable structure, the inner sides of the inner ends of the limiting plate (21) are fixedly adhered with anti-slip pads (22) with the inner sides in an arc structure, and the anti-slip pads (22) are attached to the lower surface of the tool apron (16).

7. The numerical control machine tool for machining the complex profile capable of realizing quick disassembly and replacement of the U-shaft cutter is characterized by comprising the following components in parts by weight: the rear side of the worm wheel (17) is connected with a worm (23) which is engaged with the tool apron (16) in a meshing manner, and the right side of the worm (23) is connected with an output shaft of a fifth motor (24).

8. The numerical control machine tool for machining the complex profile capable of realizing quick disassembly and replacement of the U-shaft cutter is characterized by comprising the following components in parts by weight: the front lower part and the rear lower part of the first limiting plate (2) are provided with through holes (27) formed in the base (1), and a collecting box (28) is arranged below the through holes (27).

9. The numerical control machine tool for machining complex profiles, capable of realizing quick disassembly and replacement of the U-shaft cutter, according to claim 8, is characterized in that: the inboard laminating of collecting box (28) is connected with filter screen (29), and the left and right sides both ends upside of filter screen (29) is fixed with connecting plate (30) that the symmetry set up to filter screen (29) are connected for the buckle through connecting plate (30) that are "L" style of calligraphy structure with collecting box (28), and the suction pump (31) of front end threaded connection connecting pipe (25) are installed to the left end front side UNICOM of collecting box (28) moreover.

10. The numerical control machine tool for machining complex profiles, which can realize quick disassembly and replacement of the U-shaft cutter, according to claim 1, is characterized in that: the inner side of the rear end of the base (1) is rotatably connected with a cover plate (32), a fixing plate (33) fixed with the base (1) is arranged below the rear part of the cover plate (32), and cutter placing grooves (34) are formed in the fixing plate (33) at equal intervals.