CN210286195U - Full-automatic precision rotary cutting device - Google Patents

Abstract

A full-automatic precise rotary cutting device relates to the field of cutting devices, and comprises a base, a driving mechanism arranged in the base, a cutting mechanism arranged above the base, a feeding structure arranged on one side of the cutting mechanism and a rotating mechanism arranged on the other side of the cutting mechanism, wherein the cutting mechanism comprises a lower cutter assembly and a semi-full-break control assembly arranged right below the lower cutter assembly, the driving mechanism is connected with the lower cutter assembly, the feeding mechanism comprises a conveying assembly and a positioning assembly, the conveying assembly is arranged in the feeding mechanism, the positioning assembly is arranged at the top of the feeding structure, the rotating mechanism comprises a turntable assembly and an angle control assembly arranged on the side edge of the turntable assembly, the utility model solves the technical defects that the finished product after being cut by the cutting machine in the prior art can not keep high precision and the working efficiency is low, just the utility model discloses the precision is high, work efficiency is high.

Description

Full-automatic precision rotary cutting device

Technical Field

The invention relates to the field of cutting devices, in particular to a full-automatic precise rotary cutting device.

Background

The cutting machine is used for half-cutting or full-cutting of soft materials in multiple industries, such as cutting or die cutting of foam, rubber plates, silicon rubber plates, double-sided adhesive tapes and buffering shockproof materials. By means of microcomputer control technology, corresponding parameters are set on the operation platform, and the machine can cut automatically according to required size.

However, when the conventional cutting machine needs to cut in two XY directions in the use process, a cut product is usually taken out in one direction, the cut material is taken out manually, and is put into the feeding mechanism again after being turned to 90 degrees to cut in the Y direction, and during the manual direction adjustment process, the direction placement deviation is easily caused, the 90 degrees cannot be guaranteed, namely, the problem of inaccurate cutting precision exists, moreover, one more manual rotation material placement action is added, and the labor intensity is increased. Therefore, how to ensure high precision and high working efficiency of the cut product is a technical problem which needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical defects that the manual rotation of 90 degrees causes the product size precision not high, the working efficiency is low and the labor intensity is large when the existing cutting machine is used for cutting in the X-Y two directions, and a full-automatic precise rotary cutting device is provided.

For solving the above technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a full-automatic accurate rotatory cutting device, includes the base, still includes the actuating mechanism who sets up in the base inside to and set up the mechanism that cuts in the base top, and set up at the feeding mechanism who cuts mechanism one side and set up the rotary mechanism who cuts the mechanism opposite side, cut the mechanism and include down the sword subassembly and set up the half complete break control assembly under the sword subassembly down, actuating mechanism with lower sword subassembly is connected, feeding mechanism includes conveying component and locating component, conveying component sets up inside feeding mechanism, locating component sets up at the feeding mechanism top, rotary mechanism includes carousel subassembly and sets up the angle control assembly at the carousel subassembly side.

The utility model provides a full-automatic precision rotary cutting device, when in use, sheets are placed on a positioning component in a feeding mechanism, the positioning component loaded with the sheets is conveyed by a conveying component through a cutting mechanism, a lower cutter component in the cutting mechanism performs one-way cutting on the sheets, when the sheets are conveyed to a rotating mechanism, a turntable component in the rotating mechanism performs reversing rotation on the sheets, the sheets are precisely rotated by an angle control component by 90 degrees, after the rotation is finished, the conveying mechanism conveys the positioning component back to the feeding mechanism, further cutting in another direction is performed again, the whole working process is completed, thereby the technical defects that the finished products after cutting by the cutting machine in the prior art can not keep high precision and the working efficiency is low are solved, and the utility model has high precision and working efficiency, and simultaneously meets the requirements of various cutting angles, is suitable for mass popularization.

Preferably, the driving mechanism comprises a motor, a motor fixing seat and an eccentric wheel; the motor is arranged in the base and fixed in the base through the motor fixing seat, an output shaft of the motor is connected with the eccentric wheel, and the top of the eccentric wheel is connected with the lower cutter assembly. When specifically using, the motor is controlled through external control ware, and the controller is the PLC controller, and the eccentric wheel of drive rather than being connected carries out eccentric rotation to drive the action of lower sword subassembly, cut.

Preferably, the lower cutter assembly comprises a cutter platform, a bearing plate, a driving rod, an adjusting screw, a cutter piece, a cutter adjusting nut, a locking nut, a mounting plate and a bearing block, the driving rod is arranged inside the cutter platform, the bottom of the driving rod is connected with the eccentric wheel in a rotating mode, the top of the driving rod is connected with the bearing plate, the mounting plate is arranged on the bearing plate, the mounting plate is connected with the adjusting screw, the mounting plate and the adjusting screw are in threaded connection, the locking nut is arranged on the adjusting screw and used for fixing the adjusting screw, the top of the adjusting screw is provided with the cutter adjusting nut, the bottom of the adjusting screw is connected with the bearing block, and the. Through being provided with adjusting screw, the accent sword nut, lock nut, the mounting panel, the bearing piece, and the knife tackle spare of being connected with the bearing piece, make it have the accent sword process of high accuracy, when using, through adjusting the accent sword nut, the accent sword nut drives adjusting screw and rotates, adjusting screw passes through lock nut with the mounting panel and fixes, when the accent sword nut is adjusted, can drive the bearing piece and reciprocate, thereby the knife tackle spare of being connected with the bearing piece that drives reciprocates, and then accomplish the accent sword of tool tackle spare, its accommodation process is quick and accurate, thereby the precision of strengthening cutting.

Preferably, the semi-full-broken control assembly comprises two control cylinders which are oppositely arranged, a push block which is matched with the control cylinders, and a cushion block, wherein the output end of each control cylinder is connected with the push block, the cushion block is flat and long, the left end and the right end of the cushion block are respectively connected with the two push blocks, and the bottom of the cushion block is abutted against the top of the base. Through the arrangement of the semi-full-cutting control assembly, the output end of the control cylinder pushes the push blocks to move in the horizontal direction, so that the cushion blocks arranged between the two push blocks are driven to move in the horizontal direction; when the control cylinder works, the cushion block is moved in the horizontal direction, the cushion block is not positioned under the cutter piece, when cutting is carried out, the cutting style is half-cut, namely, the cutting is not completed, and the specific cutting residual thickness is determined by the thickness of the cushion block, so that the same cutting machine has two cutting styles of half-cut and full-cut.

Preferably, the conveying assembly comprises a feeding table, a stepping motor B, a moving block, a first slide bar, a second slide bar, a ball screw and a fixed block, the stepping motor B is fixed inside the feeding table through a motor fixing seat, an output shaft of the stepping motor B is connected with one end of the ball screw through a coupling, the other end of the ball screw is fixedly connected with the feeding table through the fixed block, the ball screw is provided with the moving block, the moving block and the ball screw are in threaded connection, one end of the moving block is connected with the first slide bar and is in sliding connection with the first slide bar, one end, away from the stepping motor B, of the first slide bar is connected with the fixed block, the other end of the moving block is connected with the second slide bar and is in sliding connection with the second slide bar, one end, away from the stepping motor B, of the second.

Preferably, the positioning assembly comprises a positioning frame, a clamping cylinder A, a clamping cylinder B, a clamping block, a positioning groove and a rotating plate, the positioning frame is arranged at the top of the feeding table and connected with the moving block, the positioning groove matched with the clamping block and the rotating plate is formed in the positioning frame, the clamping block is located on one side, close to the clamping cylinder, of the rotating plate, the clamping cylinder A and the clamping cylinder B are arranged on the positioning frame in parallel, the output end of the clamping cylinder A is connected with the clamping block, and the output end of the clamping cylinder B is connected with the clamping block. Through setting up locating component, when using, place the sheet in the rotor plate top, start die clamping cylinder A and die clamping cylinder B, die clamping cylinder A and die clamping cylinder B's output promotes simultaneously and presss from both sides tight piece and remove toward the rotor plate direction to carry out the fixed clamp to the rotor plate and press from both sides, avoided causing unnecessary displacement to influence cutting accuracy in transportation process.

Preferably, the carousel subassembly includes switching-over platform, revolving stage, carousel, step motor A, support column and lift cylinder, the inside carousel that is equipped with of switching-over platform, the carousel top is connected with the support column bottom, and the support column top is connected with the revolving stage, step motor A is used for the drive the carousel rotates, the carousel bottom is connected with lift cylinder output, and the lift cylinder is connected and both are fixed connection with the switching-over platform. The stepping motor A is provided with a turntable and a driving turntable, and the lifting cylinder is also provided, when the lifting cylinder is used, the lifting cylinder is started, the output end of the lifting cylinder drives the turntable to perform linear displacement, meanwhile, the stepping motor drives the turntable to rotate, so that the turntable rotates, even if the conveyed rotating plate rotates, and the reversing effect is achieved.

Preferably, the angle control assembly comprises a proximity switch A and a proximity switch B, the proximity switch A and the proximity switch B are arranged on the side edge of the turntable, and a proximity object is arranged on the side surface of the turntable. Be provided with proximity switch A and proximity switch B, proximity switch A and proximity switch B itself just set up with fixed angle of setting originally, rotate through the carousel and make the proximity object proximity switch A and the proximity switch B of setting on the carousel, and proximity switch accepts the signal, carries out stall or begins the pivoted action, and then makes the turned angle of carousel accurate, strengthens cutting accuracy.

Preferably, the proximity switch a and the proximity switch B are disposed on the same horizontal plane, and an angle between extension lines of the proximity switch a and the proximity switch B is 90 degrees.

Preferably, the motor is a high-power servo motor.

Compared with the prior art, the invention has the beneficial effects that:

the utility model provides a full-automatic precision rotary cutting device, when in use, sheets are placed on a positioning component in a feeding mechanism, the positioning component loaded with the sheets is conveyed by a conveying component through a cutting mechanism, a lower cutter component in the cutting mechanism performs one-way cutting on the sheets, when the sheets are conveyed to a rotating mechanism, a turntable component in the rotating mechanism performs reversing rotation on the sheets, the sheets are precisely rotated by an angle control component by 90 degrees, after the rotation is finished, the conveying mechanism conveys the positioning component back to the feeding mechanism, further cutting in another direction is performed again, the whole working process is completed, thereby the technical defects that the finished products after cutting by the cutting machine in the prior art can not keep high precision and the working efficiency is low are solved, and the utility model has high precision and working efficiency, and simultaneously meets the requirements of various cutting angles, it should be widely spread.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a schematic view illustrating the rotation of the rotating plate according to the present invention;

FIG. 5 is a schematic view of the cutting mechanism of the present invention;

FIG. 6 is a schematic view of a semi-full-off control assembly of the present invention;

fig. 7 is a schematic view of the knife adjustment assembly of the present invention;

FIG. 8 is an enlarged view of a portion of FIG. 1;

fig. 9 is a partially enlarged view of fig. 2.

In the figure: 1. the automatic cutting machine comprises a feeding table, 2. a positioning frame, 3. a clamping cylinder A, 4. a clamping block, 5. a positioning groove, 6. a rotating plate, 7. a first sliding rod, 8. a ball screw, 9. a fixing block, 10. a tool rest, 11. a reversing table, 12. a rotary table, 13. a rotary table, 14. a stepping motor A, 15. a stepping motor B, 16. a second sliding rod, 17. a clamping cylinder B, 18. a proximity switch A, 19. a proximity switch B, 20. a push block, 21. a bearing plate, 22. an eccentric wheel, 23. a servo motor, 24. a support column, 25. a lifting cylinder, 26. a tool adjusting nut, 27. a locking nut, 28. a mounting plate, 29. an adjusting screw, 30. a bearing block, 31. a control cylinder, 32. a cushion block, 33. a tool piece, 34. a moving block, 35. a driving rod.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent;

the invention is further explained below with reference to the drawings and examples.

Example 1

As shown in fig. 1-9, a full-automatic precise rotary cutting device, including the base, still including setting up the actuating mechanism in the base inside to and set up the mechanism that cuts in the base top, and set up at the feeding mechanism who cuts mechanism one side and set up the rotary mechanism who cuts the mechanism opposite side, cut the mechanism and include lower knife tackle spare and set up the half complete control assembly that cuts under the knife tackle spare, actuating mechanism with lower knife tackle spare is connected, feeding mechanism includes conveying assembly and locating component, conveying assembly sets up inside feeding mechanism, locating component sets up at the feeding mechanism top, rotary mechanism includes the carousel subassembly and sets up the angle control assembly at the carousel subassembly side.

The utility model provides a full-automatic precision rotary cutting device, when in use, sheets are placed on a positioning component in a feeding mechanism, the positioning component loaded with the sheets is conveyed by a conveying component through a cutting mechanism, a lower cutter component in the cutting mechanism performs one-way cutting on the sheets, when the sheets are conveyed to a rotating mechanism, a turntable component in the rotating mechanism performs reversing rotation on the sheets, the sheets are precisely rotated by an angle control component by 90 degrees, after the rotation is finished, the conveying mechanism conveys the positioning component back to the feeding mechanism, further cutting in another direction is performed again, the whole working process is completed, thereby the technical defects that the finished products after cutting by the cutting machine in the prior art can not keep high precision and the working efficiency is low are solved, and the utility model has high precision and working efficiency, and simultaneously meets the requirements of various cutting angles, can be widely popularized.

As another preferred embodiment, as shown in fig. 1, the driving mechanism includes an electric motor 23, a motor holder, and an eccentric 22; the motor 23 is arranged in the base and fixed in the base through a motor fixing seat, an output shaft of the motor 23 is connected with the eccentric wheel 22, and the top of the eccentric wheel is connected with the lower cutter assembly. When the cutting device is used specifically, the motor 23 is controlled by a controller, the controller is a PLC controller, and the eccentric wheel 22 connected with the controller is driven to rotate eccentrically, so that the lower cutter assembly is driven to act to cut.

As another preferred embodiment, as shown in fig. 1 and 7, the lower blade assembly includes a blade table 10, a bearing plate 21, a driving rod 35, an adjusting screw 29, a blade 33, a blade adjusting nut 26, a locking nut 27, a mounting plate 28, and a bearing block 30, the driving rod 35 is disposed inside the blade table 10, the bottom of the driving rod 35 is rotatably connected to the eccentric wheel 22, the top of the driving rod 35 is connected to the bearing plate 21, the bearing plate 21 is provided with the mounting plate 28, the mounting plate 28 is connected to the adjusting screw 29 and is in threaded connection with the adjusting screw 29, the adjusting screw 29 is provided with the locking nut 27, the locking nut 27 is used for fixing the adjusting screw 29, the top of the adjusting screw 29 is provided with the blade adjusting nut 26, the bottom of the adjusting screw 29 is connected to the bearing block 30, and the bottom of the. Through being provided with adjusting screw 29, knife adjusting nut 26, lock nut 27, mounting panel 28, bearing block 30, and the knife tackle 33 of being connected with the bearing block, make it have the knife tackle process of high accuracy, when using, through adjusting knife adjusting nut 26, knife adjusting nut 26 drives adjusting screw 29 and rotates, adjusting screw 29 passes through lock nut 27 with mounting panel 28 and fixes, so when knife adjusting nut 26 adjusts, can drive bearing block 30 and reciprocate, thereby drive knife tackle 33 of being connected with the bearing block and reciprocate, and then accomplish the knife tackle of knife tackle, its accommodation process is quick and accurate, thereby the precision of strengthening cutting.

As another preferred embodiment, as shown in fig. 1, 5 and 6, the semi-full-break control assembly includes two control cylinders 31 disposed opposite to each other, a push block 20 engaged with the control cylinders 31, and a cushion block 32, an output end of the control cylinders 31 is connected to the push block 20, the cushion block 32 is flat and long, and left and right ends of the cushion block are respectively connected to the two push blocks 20, and a bottom of the cushion block 32 abuts against a top of the base. Through the arrangement of the semi-full-cutting control assembly, the output end of the control cylinder 31 pushes the push blocks 20 to move in the horizontal direction, so that the cushion block arranged between the two push blocks 20 is driven to move in the horizontal direction, when the control cylinder 31 does not work, the cushion block 32 is arranged right below the cutter 33, and when cutting is carried out, the cutting style is full-cutting, namely full-cutting; when the control cylinder 31 works, the cushion block 32 is moved in the horizontal direction, the cushion block 32 is not positioned under the cutter, when cutting is carried out, the cutting style is half-cut, namely, the cutting is not completed, and the specific cutting residual thickness is determined by the thickness of the cushion block 32, so that the same cutting machine has two cutting styles of half-cut and full-cut.

As another preferred embodiment, as shown in fig. 1, 2, 3, and 4, the conveying assembly includes a feeding table 1, and a stepping motor B15, a moving block 34, a first slide bar 7, a second slide bar 16, a ball screw 8, and a fixed block 9 disposed inside the feeding table 1, the stepping motor B15 is fixed inside the feeding table 1 through a motor fixing seat, an output shaft of the stepping motor B15 is connected to one end of the ball screw 8 through a coupling, the other end of the ball screw 8 is fixedly connected to the feeding table 1 through the fixed block 9, the ball screw 8 is provided with the moving block 34 and is in threaded connection with the moving block 34, one end of the moving block 34 is connected to the first slide bar 7 and is in sliding connection with the fixed block 9, one end of the first slide bar 7 far from the stepping motor B15 is connected to the fixed block 9, the other end of the moving block 34 is connected to the, one end of the second slide bar 16 far away from the stepping motor B15 is connected with the fixed block 9, and the top of the moving block 34 is connected with the positioning component.

As another preferred embodiment, as shown in fig. 1, 2, 3, and 4, the positioning assembly includes a positioning frame 2, a clamping cylinder A3, a clamping cylinder B17, a clamping block 4, a positioning slot 5, and a rotating plate 6, the positioning frame 2 is disposed on the top of the feeding table 1, the positioning frame 2 is connected to the moving block 34, the positioning slot 5 is disposed in the positioning frame 2 and matched with the clamping block 4 and the rotating plate 6, the clamping block 4 is disposed on one side of the rotating plate 6 close to the clamping cylinder, the positioning frame 2 is provided with a clamping cylinder A3 and a clamping cylinder B17 in parallel, an output end of the clamping cylinder A3 is connected to the clamping block 4, and an output end of the clamping cylinder B17 is connected to the clamping block 4. Through setting up locating component, when using, place the sheet in rotor plate 6 top, start die clamping cylinder A3 and die clamping cylinder B17, die clamping cylinder A3 and die clamping cylinder B17's output promotes simultaneously and presss from both sides tight piece 4 and move toward rotor plate 6 direction to carry out fixed clamp to rotor plate 6, avoided causing unnecessary displacement in transportation to influence cutting accuracy.

As another preferred embodiment, as shown in fig. 1, 2, 8, and 9, the turntable assembly includes a direction changing table 11, a turntable 12, a turntable 13, a stepping motor a14, a supporting column 24, and a lifting cylinder 25, where the turntable 13 is disposed inside the direction changing table 11, the top of the turntable 13 is connected to the bottom of the supporting column 24, the top of the supporting column 24 is connected to the turntable 12, the stepping motor a14 is configured to drive the turntable 13 to rotate, the bottom of the turntable 13 is connected to the output end of the lifting cylinder 25, and the lifting cylinder 25 is connected to the direction changing table 11 and is fixedly connected to the direction changing table 11. The turntable 13, the stepping motor A14 for driving the turntable 13 and the lifting cylinder 25 are arranged, when the lifting cylinder 25 is started, the output end of the lifting cylinder drives the turntable 13 to displace on a vertical straight line, and meanwhile, the stepping motor drives the turntable 13 to rotate, so that the turntable 12 rotates, even if the rotating plate 6 which is conveyed is rotated, and the reversing effect is achieved.

As another preferred embodiment, as shown in fig. 1, 2 and 9, the angle control assembly comprises a proximity switch a18 and a proximity switch B19, the proximity switch a18 and the proximity switch B19 are arranged on the side of the rotating disc 13, and a proximity object is arranged on the side of the rotating disc 13. The proximity switch A18 and the proximity switch B19 are arranged, the proximity switch A18 and the proximity switch B19 are originally arranged at a fixed arrangement angle, the proximity switch receives signals through rotation of the rotary disc 13, the rotation angle of the rotary disc 13 is further accurate, and cutting accuracy is enhanced.

As another preferred embodiment, as shown in fig. 9, the extension angle of the proximity switch a18 and the proximity switch B19 is 90 degrees.

As another preferred embodiment, as shown in fig. 1, the motor 22 is a high power servo motor.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides a full-automatic accurate rotatory cutting device, includes the base, its characterized in that: still including setting up the mechanism of cutting in the base top and setting up and be used for the drive in the base inside the actuating mechanism of mechanism cuts to and set up the feeding mechanism who is used for carrying the material that cuts mechanism one side and set up the rotary mechanism who is used for rotatory switching-over cutting mechanism opposite side, cut the mechanism and include lower knife tackle spare and set up under the knife tackle spare and be used for controlling the half complete control assembly that cuts the mode, actuating mechanism with lower knife tackle spare is connected, feeding mechanism includes conveying component and locating component, conveying component sets up inside feeding mechanism, locating component sets up the feeding mechanism top, rotary mechanism includes the carousel subassembly and sets up the control that is used for at the carousel subassembly side carousel subassembly rotation angle's angle control subassembly.

2. The fully automatic precision rotary cutting apparatus of claim 1, wherein: the driving mechanism comprises a motor (23), a motor fixing seat and an eccentric wheel (22); the motor (23) is arranged in the base and fixed in the base through the motor fixing seat, an output shaft of the motor (23) is connected with the eccentric wheel (22), and the top of the eccentric wheel is connected with the lower cutter assembly.

3. The fully automatic precision rotary cutting apparatus of claim 2, wherein: the lower cutter component comprises a cutter platform (10), a bearing plate (21), a driving rod (35), an adjusting screw rod (29), a cutter (33), a cutter adjusting nut (26), a locking nut (27), a mounting plate (28) and a bearing block (30), a driving rod (35) is arranged in the knife rest (10), the bottom of the driving rod (35) is rotatably connected with the eccentric wheel (22), the top of the driving rod (35) is connected with the bearing plate (21), the bearing plate (21) is provided with a mounting plate (28), the mounting plate (28) is connected with the adjusting screw rod (29) and the mounting plate and the adjusting screw rod are in threaded connection, a locking nut (27) is arranged on the adjusting screw rod (29), the locking nut (27) is used for fixing the adjusting screw rod (29), a cutter adjusting nut (26) is arranged at the top of the adjusting screw rod (29), the bottom end of the adjusting screw rod (29) is connected with the bearing block (30), and the bottom of the bearing block (30) is connected with the knife piece (33).

4. The fully automatic precision rotary cutting apparatus of claim 1, wherein: half disconnected control assembly includes two relative control cylinder (31) that set up and with control cylinder (31) matched with ejector pad (20) to and cushion (32), the output and the ejector pad (20) of control cylinder (31) are connected, cushion (32) are flat long type and its left and right sides both ends connect two respectively ejector pad (20), cushion (32) bottom and base top counterbalance are leaned on.

5. The fully automatic precision rotary cutting apparatus of claim 1, wherein: the conveying assembly comprises a feeding table (1), a stepping motor B (15), a moving block (34), a first sliding rod (7), a second sliding rod (16), a ball screw (8) and a fixing block (9), wherein the stepping motor B (15) is arranged in the feeding table (1) and fixed by a motor fixing seat, an output shaft of the stepping motor B (15) is connected with one end of the ball screw (8) through a coupler, the other end of the ball screw (8) is fixedly connected with the feeding table (1) through the fixing block (9), the ball screw (8) is provided with the moving block (34) which is in threaded connection, one end of the moving block (34) is connected with the first sliding rod (7) and is in sliding connection, one end of the first sliding rod (7) far away from the stepping motor B (15) is connected with the fixing block (9), the other end of the moving block (34) is connected with the second sliding rod (16) and is in sliding connection, one end of the second sliding rod (16) far away from the stepping motor B (15) is connected with the fixed block (9), and the top of the moving block (34) is connected with the positioning component.

6. The fully automatic precision rotary cutting apparatus of claim 5, wherein: the positioning assembly comprises a positioning frame (2), a clamping cylinder A (3), a clamping cylinder B (17), a clamping block (4), a positioning groove (5) and a rotating plate (6), the positioning frame (2) is arranged at the top of the feeding table (1), the positioning frame (2) is connected with the moving block (34), the positioning groove (5) matched with the clamping block (4) and the rotating plate (6) is formed in the positioning frame (2), the clamping block (4) is located on one side, close to the clamping cylinder, of the rotating plate (6), the clamping cylinder A (3) and the clamping cylinder B (17) are arranged on the positioning frame (2) in parallel, the output end of the clamping cylinder A (3) is connected with the clamping block (4), and the output end of the clamping cylinder B (17) is connected with the clamping block (4).

7. The fully automatic precision rotary cutting apparatus of claim 1, wherein: carousel subassembly includes switching-over platform (11), revolving stage (12), carousel (13), step motor A (14), support column (24) and lift cylinder (25), switching-over platform (11) inside is equipped with carousel (13), and carousel (13) top is connected bottom support column (24), and support column (24) top is connected with revolving stage (12), step motor A (14) are used for the drive carousel (13) rotate, carousel (13) bottom is connected with lift cylinder (25) output, and lift cylinder (25) are connected and both are fixed connection with switching-over platform (11).

8. The fully automatic precision rotary cutting apparatus of claim 1, wherein: the angle control assembly comprises a proximity switch A (18) and a proximity switch B (19), the proximity switch A (18) and the proximity switch B (19) are arranged on the side edge of the rotary disc (13), and a proximity object used for approaching the proximity switch is arranged on the side surface of the rotary disc (13).

9. The fully automatic precision rotary cutting apparatus of claim 8, wherein: the proximity switch A (18) and the proximity switch B (19) are arranged on the same horizontal plane, and the angle between the extension lines of the proximity switch A and the proximity switch B is 90 degrees.

10. The fully automatic precision rotary cutting apparatus of claim 2, wherein: the motor (23) is a high-power servo motor.

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