CN114054982B

CN114054982B - Metal impeller laser cutting linkage revolving stage

Info

Publication number: CN114054982B
Application number: CN202111655997.0A
Authority: CN
Inventors: 肖文泽; 杨鑫; 张育军; 孟灵通; 闫伟
Original assignee: Xi'an Ruizhi Water Jet Technology Co ltd
Current assignee: Xi'an Ruizhi Water Jet Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-04-08
Anticipated expiration: 2041-12-31
Also published as: CN114054982A

Abstract

The invention discloses a metal impeller laser cutting linkage turntable, which belongs to the technical field of laser beam processing and comprises an outer cover, two groups of fixing components, a first driving component, a second driving component, a power component and a mounting component, wherein the outer cover is used for playing a protection role, the fixing components, the first driving component, the second driving component, the power component and the mounting component are all arranged inside the outer cover, the two groups of fixing components are arranged, the fixing components rotate in the direction coaxial with a workpiece, the fixing components are used for fixing the workpiece, the fixing components are fixedly connected with the first driving component while fixing the workpiece, the fixing components are fixedly connected with the second driving component when being separated from the workpiece, the power component is used for independently driving the first driving component or the second driving component to move, the technical scheme of the invention realizes the linkage of workpiece fixing and circumferential rotation driving, and simultaneously automatically performs the conversion of a pressure head in the processing process, can realize one-step processing and forming.

Description

Metal impeller laser cutting linkage revolving stage

Technical Field

The invention relates to the technical field of laser beam processing, in particular to a metal impeller laser cutting linkage turntable.

Background

The laser cutting is to irradiate the material to be cut with high-power-density laser beam, so that the material is heated to vaporization temperature quickly and evaporated to form holes, and the holes continuously form slits with narrow width (such as about 0.1 mm) along with the movement of the beam to the material, thereby completing the cutting of the material. The laser cutting technology is widely applied to the processing of metal and nonmetal materials, can greatly reduce the processing time, reduce the processing cost and improve the quality of workpieces. Compared with the traditional plate processing method, the laser cutting method has the advantages of high cutting quality, high cutting speed, high flexibility (random cutting of any shape), wide material adaptability and the like.

The open impeller is only provided with blades and blade reinforcing ribs, the impeller without a front cover plate and a rear cover plate is mainly used for conveying liquid with higher viscosity and slurry liquid, the processing precision of the open impeller is higher, the workpiece can not be clamped and fixed in the circumferential direction by using clamps such as a conventional three-jaw chuck and the like in the processing process, the dimensional precision of the blades is higher, and one-step forming is generally required in the processing process, the Chinese utility model with the publication number of CN215148113U discloses a special worktable for processing the impeller, which comprises an operating platform, the bottom of the operating platform is connected with a rotating shaft through an angle adjusting device, the angle adjusting device comprises a fixed block, the bottom of the fixed block is connected with the rotating shaft, the fixed block is provided with a plurality of hydraulic rods which are uniformly distributed, a plurality of the hydraulic rods are connected with the operating platform, the bottom of the operating platform is connected with an angle adjuster, and the angle adjuster is in signal connection with a controller, the metal impeller laser cutting linkage rotary table comprises a rotary shaft, and is characterized in that a mounting seat is arranged at the bottom of the rotary shaft and connected with a protection frame, the protection frame is higher than an operation table, a positioner is embedded in the middle of the operation table, fixing assemblies are arranged at two ends of the operation table, and the fixing assemblies are connected with a dust removal device.

Disclosure of Invention

The technical problem solved by the invention is as follows: the open impeller is provided with a special end face clamping mode, and meanwhile, the relative position of a clamping part and a workpiece can be automatically changed, so that one-time machining forming is completed, and the machining precision is guaranteed.

Aiming at the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides a metal impeller laser cutting linkage revolving stage, includes fixed subassembly, first drive assembly, second drive assembly and power component, fixed subassembly be provided with two sets ofly, fixed subassembly rotate in the direction coaxial with the work piece, fixed subassembly is used for fixed work piece, fixed subassembly when fixed work piece with first drive assembly fixed connection, fixed subassembly break away from with the fixed time of work piece with second drive assembly fixed connection, power component be used for the motion of first drive assembly of independent drive or second drive assembly.

Further, still include the installation component, the installation component include fixed stand, fixed stand upper end be equipped with the rotation round platform that is used for placing the work piece, fixed component, first drive assembly and second drive assembly coaxial with fixed stand.

Furthermore, the fixed component comprises a rotating plate rotatably installed on the fixed stand column, vertical plates are respectively installed at two ends of the rotating plate in a sliding mode, the vertical plates slide in the axis direction of the fixed stand column, a pressing plate is fixedly installed on one end, close to the workpiece, of the vertical plates, pressing heads used for pressing the workpiece are arranged on the pressing plates, the vertical plates at two ends of the rotating plate are respectively and fixedly installed on the first connecting plate, a circular ring structure is arranged in the middle of the first connecting plate, and the circular ring structure on the first connecting plate is coaxial with the fixed stand column.

Further, first drive assembly including rotate and install the first carousel on the stationary mast, first carousel on circumference slidable mounting have a plurality of coupling assembling, every the both ends of first connecting plate be connected with a coupling assembling respectively, along with the slip of first connecting plate in stationary mast axis direction, realize coupling assembling and first carousel fixed or separation at the circumferencial direction.

Further, first carousel on be equipped with annular boss, annular boss on the circumference evenly be equipped with a plurality of breachs, the breach be used for realizing that coupling assembling is fixed with the circumference of first carousel, annular boss on be equipped with first profile of tooth structure, power component realize driving the rotation of first carousel on the stationary mast through first profile of tooth structure, first carousel on be equipped with the slide rail, the inside slidable mounting of slide rail have a plurality of coupling assembling.

Further, coupling assembling including setting up the slider in the slide rail is inside, the slider on be equipped with the spout, the inside slidable mounting of spout have the slide bar, the slide bar be close to the end connection of one end of first connecting plate tip through connecting rod and first connecting plate, the shape of breach agree with mutually with the shape of slide bar.

Furthermore, the second driving assembly comprises a rotating drum which is rotatably installed on the fixed upright post, a conical ring is arranged on the rotating drum, the outer diameter of the conical ring is gradually increased in the direction that the pressure head is far away from the workpiece, a second rotating disc is coaxially arranged at one end of the rotating drum close to the first driving assembly, a second tooth-shaped structure is arranged on one surface of the second rotating disc close to the first driving assembly, the second tooth-shaped structure and the power assembly form gear transmission, and the power assembly drives the rotating drum to rotate on the fixed upright post through the second tooth-shaped structure.

Furthermore, the included angle between the outer surface of the conical ring and the surface of the rotary drum is set to be 5-15 degrees.

Furthermore, the fixed stand on be equipped with fixed disc in the region between second carousel and the first carousel, power component slidable mounting on fixed disc, power component slides on fixed disc and is used for realizing driving first drive assembly or second drive assembly.

Furthermore, the power assembly comprises two bearing seats slidably mounted on the fixed disc, rotating shafts are respectively rotatably mounted between two ends of the two bearing seats, a first gear and a second gear are respectively and coaxially and fixedly mounted on the rotating shafts, the first gear and the second gear form gear transmission, and any rotating shaft is coaxially and fixedly connected with an output shaft of the motor.

Compared with the prior art, the invention has the beneficial effects that: (1) the fixing assembly is connected with the first driving assembly or the second driving assembly through linkage respectively in a fixed or unfixed state of a workpiece, so that the structure is ingenious, and automatic conversion of different working states is realized; (2) the power assembly provided by the invention can realize the respective driving of the first driving assembly and the second driving assembly, thereby saving space and cost; (3) the connecting assembly realizes the fixation and separation of the fixing assembly and the first driving assembly through the lifting of the pressure head, provides a foundation for the rotation of the fixing assembly relative to a workpiece, can realize one-step forming, avoids secondary clamping, and greatly improves the processing precision.

Drawings

Fig. 1 is a schematic view of the whole structure of the housing of the invention after being cut.

Fig. 2 is a schematic view of the overall structure of the present invention with the outer cover removed.

Fig. 3 is a schematic structural view of the present invention with one set of fixing members removed.

Fig. 4 is a schematic view (at another angle) of the present invention with one set of fixing members removed.

Fig. 5 is a partial structural schematic diagram of the second drive assembly as a whole, the mounting assembly as a whole and the first drive assembly according to the present invention.

Fig. 6 is a partially enlarged schematic view of a portion a of fig. 5.

FIG. 7 is a schematic structural diagram of a second driving assembly according to the present invention.

Fig. 8 is a partial schematic view of the first drive assembly and mounting assembly of the present invention.

Reference numerals: 1-a housing; 2-a stationary component; 3-a first drive assembly; 4-a second drive assembly; 5-a power assembly; 6-a workpiece; 7-mounting the assembly; 201-pressure head; 202-a platen; 203-vertical plates; 204-a first hydraulic cylinder; 205-a rotating plate; 206-a first connection board; 301-connecting rod; 302-a slide bar; 303-a chute; 304-a slider; 305-a first carousel; 306-a slide rail; 307-annular boss; 308-a gap; 309-a first tooth form construction; 401-a second tooth structure; 402-a second carousel; 403-conical ring; 404-a rotating drum; 501-a first gear; 502-a bearing seat; 503-a rotating shaft; 504-a motor; 505-a second gear; 506-a second connecting plate; 701-fixing a disc; 702-a stationary post; 703-fixing the disc; 704-rotating the circular table; 705-ball bearing; 706-a second hydraulic cylinder; 7011-first square hole; 7012-second square hole.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Example (b): as shown in fig. 1, fig. 2 and fig. 3, a metal impeller laser cutting linkage turntable comprises an outer cover 1, a fixing component 2, a first driving component 3, a second driving component 4, a power component 5 and an installation component 7, wherein the outer cover 1 is used for playing a protection role, the fixing component 2, the first driving component 3, the second driving component 4, the power component 5 and the installation component 7 are all arranged inside the outer cover 1, the fixing component 2 is provided with two groups, the fixing component 2 rotates in a direction coaxial with a workpiece 6, the fixing component 2 is used for fixing the workpiece 6, the fixing component 2 is fixedly connected with the first driving component 3 while fixing the workpiece 6, the fixing component 2 is fixedly connected with the second driving component 4 when being separated from the workpiece 6, and the power component 5 is used for driving the first driving component 3 or the second driving component 4 to move independently.

As shown in fig. 1, 2, 3, 4, and 8, the mounting assembly 7 includes a fixed disk 701, a fixed column 702, a fixed disk 703, a rotating circular table 704, balls 705, and a second hydraulic cylinder 706, a first end of the fixed column 702 is fixedly mounted at the bottom of the housing 1, a second end of the fixed column 702 is coaxially and fixedly mounted with the fixed disk 703, the fixed disk 703 is rotatably mounted with a plurality of balls 705, the balls 705 are provided with the rotating circular table 704 coaxial with the fixed disk 703, the rotating circular table 704 contacts the balls 705, in order to adapt to the processing of a workpiece with a shaft, the centers of the rotating circular table 704, the fixed disk 703, and the fixed column 702 are hollow structures, the workpiece 6 is placed on the rotating circular table 704, the fixed assembly 2, the first driving assembly 3, and the second driving assembly 4 are coaxial with the fixed column 702, the fixed disk column 701 is coaxially and fixedly mounted on the fixed disk 701, the fixed disk 701 is provided with a first square hole 7011 and a second square hole 7012 for the power assembly 5 to slide, a second hydraulic cylinder 706 is fixedly mounted inside the fixed disk 701, and the second hydraulic cylinder 706 is used for driving the power assembly 5 to slide on the fixed disk 701.

As shown in fig. 1, 2, 3, and 4, the fixing assembly 2 includes a pressing head 201, a pressing plate 202, a vertical plate 203, a first hydraulic cylinder 204, a rotating plate 205, and a first connecting plate 206, a circular ring structure is disposed in the middle of the rotating plate 205, the circular ring structure on the rotating plate 205 is rotatably mounted on a fixed upright 702, a plurality of vertical plates 203 are respectively slidably mounted at two ends of the rotating plate 205, the vertical plates 203 slide in the axial direction of the fixed upright 702, the pressing plates 202 are respectively fixedly mounted on one ends of the vertical plates 203 at two ends of the rotating plate 205, which are close to the workpiece 6, the pressing head 201 for pressing the workpiece 6 is disposed on the pressing plate 202, the pressing head 201 is made of rubber, the first hydraulic cylinders 204 with the same number as the pressing plates 202 are fixedly mounted on the rotating plate 205, the cylinder bodies of the first hydraulic cylinders 204 are fixedly mounted on the rotating plate 205, the movable ends of the first hydraulic cylinders 204 are fixedly mounted on the pressing plate 202, the vertical plates 203 at two ends of the rotating plate 205 are respectively fixedly mounted on the first connecting plate 206, the middle part of the first connecting plate 206 is provided with a circular ring structure, the circular ring structure on the first connecting plate 206 is coaxial with the fixed upright column 702, the first connecting plate 206 slides in the axial direction of the fixed upright column 702 under the driving of the vertical plate 203, and rotates coaxially with the fixed upright column 702 under the driving of the first hydraulic cylinder 204.

As shown in fig. 1, 3 and 4, the first driving assembly 3 includes a first rotating disc 305 rotatably mounted on the fixed column 702, a plurality of connecting assemblies are circumferentially and slidably mounted on the first rotating disc 305, two ends of each first connecting plate 206 are respectively connected with one connecting assembly, and the connecting assemblies and the first rotating disc 305 are fixed or separated in the circumferential direction along with the sliding of the first connecting plates 206 in the axial direction of the fixed column 702.

As shown in fig. 2, 3 and 4, the first rotating disc 305 is provided with a sliding rail 306, an annular boss 307 and a notch 308, the sliding rail 306 is internally provided with a plurality of connecting assemblies in a sliding manner, the annular boss 307 is fixedly connected with the circumference of the first rotating disc 305, the annular boss 307 is uniformly provided with a plurality of notches 308 on the circumference, the notches 308 are used for realizing the circumferential fixation of the connecting assemblies and the first rotating disc 305, the annular boss 307 is provided with a first tooth-shaped structure 309, the power assembly 5 realizes the rotation of the first rotating disc 305 on the fixed upright column 702 through the first tooth-shaped structure 309, the connecting assemblies include a connecting rod 301, a sliding rod 302, a sliding groove 303 and a sliding block 304, the sliding block 304 is arranged inside the sliding rail 306, the sliding block 304 slides inside the sliding rail 306, the sliding groove 303 is fixedly installed on the sliding block 304, the sliding rod 302 is slidably installed inside the sliding groove 303, one end of the sliding rod 302 close to the end of the first connecting plate 206 is connected with the end of the first connecting plate 206 through the connecting rod 301, the first end of the connecting rod 301 is rotatably installed at the end of the first connecting plate 206, the second end of the connecting rod 301 is rotatably installed on the sliding rod 302, the shape of the notch 308 is matched with the shape of the sliding rod 302, and two faces of the notch 308, which are located at two sides of the sliding rod 302, are mutually far away from each other in the direction far away from the axis of the fixing upright 702, so that the sliding rod 302 in the connecting assembly can be smoothly inserted into the notch 308, and the connecting assembly and the first rotating disc 305 can be fixed in the circumferential direction.

As shown in fig. 2, 3, 4, 5, and 7, the second driving assembly 4 includes a second toothed structure 401, a second rotating disk 402, a conical ring 403, and a rotating drum 404, the rotating drum 404 is rotatably mounted on a fixed upright 702, the rotating drum 404 is provided with the conical ring 403, an outer diameter of the conical ring 403 gradually increases in a direction in which the pressing head 201 is away from the workpiece 6, an included angle between an outer surface of the conical ring 403 and a surface of the rotating drum 404 is set to be 5 ° to 15 °, in this embodiment, an end of the rotating drum 404 close to the first driving assembly 3 is coaxially provided with the second rotating disk 402, a surface of the second rotating disk 402 close to the first driving assembly 3 is provided with the second toothed structure 401, the second toothed structure 401 and the power assembly 5 form a gear transmission, and the power assembly 5 drives the rotating drum 404 to rotate on the fixed upright 702 through the second toothed structure 401.

As shown in fig. 2, 4, 6, and 8, the power assembly 5 includes two bearing blocks 502, two rotating shafts 503, a motor 504, a second gear 505, and a second connecting plate 506, where the two bearing blocks 502 are slidably installed inside a second square hole 7012 on the fixed disk 701, the two bearing blocks 502 are fixedly connected through the second connecting plate 506, the rotating shafts 503 are rotatably installed between two ends of the two bearing blocks 502, the rotating shafts 503 are coaxially and fixedly installed with the first gear 501 and the second gear 505, the first gear 501 and the second gear 505 form gear transmission at the first square hole 7011, any one of the rotating shafts 503 is coaxially and fixedly connected with an output shaft of the motor 504, the motor 504 is fixedly installed on the bearing block 502, and a movable end of a second hydraulic cylinder 706 provided in the fixed disk 701 is fixedly connected with the second connecting plate 506.

The invention discloses a working principle of a metal impeller laser cutting linkage turntable, which comprises the following steps: when the device is used, firstly, a workpiece 6 is placed on the rotating circular table 704, the outer cover 1 is used for preventing an operator from being injured during laser cutting, after the workpiece 6 is adjusted to be concentric with the rotating circular table 704, the first hydraulic cylinder 204 in the fixing assembly 2 is started, the first hydraulic cylinder 204 drives the pressing plate 202 to descend, the pressing plate 202 drives the pressing head 201 to press the workpiece 6 on the rotating circular table 704, the pressing plate 202 drives the first connecting plate 206 to descend while the pressing plate 202 descends, the first connecting plate 206 drives the sliding rod 302 to slide in the sliding groove 303 through the connecting rod 301, the sliding direction is close to the axial direction of the fixing upright 702 until the sliding rod 302 is inserted into the notch 308, then the second hydraulic cylinder 706 is started, the second hydraulic cylinder 706 controls the power assembly 5 to descend until the first gear 501 is meshed with the first tooth-shaped structure 309, the motor 504 is started, the first gear 501 is driven to rotate by the motor 504, the first gear 501 drives the first rotary table 305 to rotate, the first rotary table 305 drives the two groups of fixing assemblies 2 to rotate through the connecting assembly, the two groups of fixing assemblies 2 drive the workpiece 6 and the rotating circular table 704 to rotate around the axis of the workpiece 6, and at the moment, the workpiece 6 exposed outside is subjected to impeller cutting by laser.

When the part of the workpiece 6 blocked by the fixing component 2 rotates to the area processed by the laser cutting head, in order to avoid the blocked part of the workpiece 6, the piston rod of the first hydraulic cylinder 204 in one group of the fixing components 2 extends out, the other group of the fixing components 2 keeps a pressing state with the workpiece 6, the piston rod of the first hydraulic cylinder 204 extends out to drive the first connecting plate 206 to ascend, the first connecting plate 206 is in close contact with the conical ring 403 in the ascending process, meanwhile, the sliding rod 302 withdraws from the notch 308, the second hydraulic cylinder 706 is started, the second hydraulic cylinder 706 controls the power component 5 to ascend, the second gear 505 is meshed with the second tooth-shaped structure 401, the motor 504 is started, the motor 504 drives the second rotating disc 402 to rotate through the second gear 505, the second rotating disc 402 drives the conical ring 403 to rotate, the conical ring 403 drives the first connecting plate 206 to rotate through friction force, and further drives the group of the fixing components 2 to rotate relative to the workpiece 6, and after the blocked part is avoided, the first hydraulic cylinder 204 in the group of fixing assemblies 2 is started, the pressure head 201 is controlled to press the workpiece 6, and then the processes are repeated to finish the processing of the metal impeller.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception and fall within the scope of the present invention.

Claims

1. The utility model provides a metal impeller laser cutting linkage revolving stage which characterized in that: the device comprises fixing assemblies (2), first driving assemblies (3), second driving assemblies (4) and power assemblies (5), wherein the fixing assemblies (2) are provided with two groups, the fixing assemblies (2) rotate in the direction coaxial with a workpiece (6), the fixing assemblies (2) are used for fixing the workpiece (6), the fixing assemblies (2) are fixedly connected with the first driving assemblies (3) while fixing the workpiece (6), the fixing assemblies (2) are fixedly connected with the second driving assemblies (4) when being separated from the workpiece (6), and the power assemblies (5) are used for independently driving the first driving assemblies (3) or the second driving assemblies (4) to move;

the workpiece fixing device is characterized by further comprising a mounting assembly (7), wherein the mounting assembly (7) comprises a fixed upright post (702), a rotary circular table (704) for placing a workpiece (6) is arranged at the upper end of the fixed upright post (702), and the fixed assembly (2), the first driving assembly (3) and the second driving assembly (4) are coaxial with the fixed upright post (702);

the fixing assembly (2) comprises a rotating plate (205) rotatably mounted on a fixed upright post (702), vertical plates (203) are respectively mounted at two ends of the rotating plate (205) in a sliding manner, the vertical plates (203) slide in the axial direction of the fixed upright post (702), a pressing plate (202) is fixedly mounted at one end, close to a workpiece (6), of each vertical plate (203), a pressing head (201) used for pressing the workpiece (6) is arranged on each pressing plate (202), the vertical plates (203) at two ends of the rotating plate (205) are respectively fixedly mounted on a first connecting plate (206), a ring structure is arranged in the middle of the first connecting plate (206), and the ring structure on the first connecting plate (206) is coaxial with the fixed upright post (702);

the first driving assembly (3) comprises a first rotating disc (305) rotatably mounted on a fixed upright post (702), a plurality of connecting assemblies are circumferentially and slidably mounted on the first rotating disc (305), two ends of each first connecting plate (206) are respectively connected with one connecting assembly, and the connecting assemblies and the first rotating disc (305) are fixed or separated in the circumferential direction along with the sliding of the first connecting plates (206) in the axial direction of the fixed upright post (702);

the second driving assembly (4) comprises a rotating drum (404) rotatably mounted on a fixed upright post (702), a conical ring (403) is arranged on the rotating drum (404), the outer diameter of the conical ring (403) is gradually increased in the direction that the pressure head (201) is far away from the workpiece (6), a second rotating disc (402) is coaxially arranged at one end of the rotating drum (404) close to the first driving assembly (3), a second tooth-shaped structure (401) is arranged on one surface of the second rotating disc (402) close to the first driving assembly (3), the second tooth-shaped structure (401) and the power assembly (5) form gear transmission, and the power assembly (5) drives the rotating drum (404) to rotate on the fixed upright post (702) through the second tooth-shaped structure (401);

a fixed disc (701) is arranged on a region, positioned between the second rotating disc (402) and the first rotating disc (305), of the fixed upright column (702), the power assembly (5) is slidably mounted on the fixed disc (701), and the power assembly (5) slides on the fixed disc (701) and is used for driving the first driving assembly (3) or the second driving assembly (4);

power component (5) including two slidable mounting bearing frame (502) on fixed disc (701), the both ends of two bearing frame (502) between rotate respectively and install pivot (503), pivot (503) on coaxial fixed mounting respectively have first gear (501) and second gear (505), first gear (501) and second gear (505) form gear drive, the coaxial fixed connection of output shaft of arbitrary pivot (503) and motor (504).

2. The metal impeller laser cutting linkage turntable of claim 1, wherein: first carousel (305) on be equipped with annular boss (307), annular boss (307) go up the circumference and evenly be equipped with a plurality of breachs (308), breach (308) be used for realizing that the circumference of coupling assembling and first carousel (305) is fixed, annular boss (307) on be equipped with first profile of tooth structure (309), power component (5) realize driving the rotation of first carousel (305) on stationary mast (702) through first profile of tooth structure (309), first carousel (305) on be equipped with slide rail (306), slide rail (306) inside slidable mounting have a plurality of coupling assembling.

3. The metal impeller laser cutting linkage turntable according to claim 2, wherein: coupling assembling including setting up slider (304) inside slide rail (306), slider (304) on be equipped with spout (303), inside slidable mounting of spout (303) have slide bar (302), slide bar (302) be close to the one end of first connecting plate (206) tip and pass through the end connection of connecting rod (301) with first connecting plate (206), the shape of breach (308) agree with the shape of slide bar (302) mutually.

4. The metal impeller laser cutting linkage turntable of claim 1, wherein: the included angle between the outer surface of the conical ring (403) and the surface of the rotary drum (404) is set to be 5-15 degrees.