Efficient sawing machining device and method for silicon carbide material

Abstract

The invention discloses an efficient sawing machining device and method for silicon carbide materials, and relates to the field of sawing machining device.The efficient sawing machining device for the silicon carbide materials comprises a bottom plate, an operation table is fixedly connected to the surface of the bottom plate, and a plurality of electric rollers are rotationally connected to the inner wall of the operation table; a mounting frame is fixedly connected to the surface of the bottom plate, a cutting mechanism is mounted on the mounting frame, a pair of air cylinders is fixedly connected to the surface of the mounting frame, and a positioning dust removal mechanism is slidably connected to the inner walls of the air cylinders. The push rod is driven by the first electric telescopic rod to ascend to change the position, at the moment, the length of one end, connected with the push rod, of the telescopic cylinder is adaptively adjusted, and the push rod drives the height of the sliding rod to be synchronously adjusted through the linkage telescopic sleeve rod; and the pair of V-shaped pressing plates on the two sides are driven to synchronously press the surface of the silicon carbide material, and stability during sawing is kept.

Description

Technical Field

[0001] The invention relates to the field of sawing processing devices, and in particular to a high-efficiency sawing processing device and method for silicon carbide materials. Background Art

[0002] Silicon carbide materials occupy an important position in the industrial field due to their high hardness, high strength and good wear resistance. Sawing, as a key process in material processing, plays an indispensable role in the forming and application of silicon carbide materials.

[0003] When sawing silicon carbide materials, the debris of silicon carbide materials will accumulate on the operating table, which cannot be automatically cleaned. In addition, after a long period of sawing, the temperature of the tool is high and needs to be cooled down in time to increase the service life of the tool. Therefore, an efficient sawing processing device and method for silicon carbide materials is needed. Summary of the invention

[0004] The purpose of the present application is to provide an efficient sawing and processing device and method for silicon carbide materials, so as to solve the problem proposed in the above-mentioned background technology that the pressing is started synchronously by driving devices at multiple positions, which requires high coordination requirements for the equipment. At the same time, after sawing, the silicon carbide material debris will accumulate on the operating table and cannot be automatically cleaned. The tool also needs to be cooled down in time after sawing.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a high-efficiency sawing and processing device for silicon carbide materials, comprising a bottom plate, a surface of the bottom plate is fixedly connected to an operating table, the inner wall of the operating table is rotatably connected to a plurality of electric rollers, the surface of the bottom plate is fixedly connected to a mounting frame, a cutting mechanism is installed on the mounting frame, a surface of the mounting frame is fixedly connected to a pair of air cylinders, and the inner wall of the air cylinder is slidably connected to a positioning dust removal mechanism; The positioning dust removal mechanism includes a T-shaped piston slidably connected to the inner wall of the air cylinder, the T-shaped piston is adapted to the inner wall of the air cylinder, the bottom end of the T-shaped piston is fixedly connected to the upper surface of the mounting crossbeam, a pair of inner walls of the air cylinder are fixedly connected with a jet cooling pipe and an air inlet pipe, the surface of the jet cooling pipe is fixedly connected with an air outlet one-way valve, and the surface of the air inlet pipe is fixedly connected with an air inlet one-way valve; The inner wall of the operating table is rotatably connected to a bidirectional screw rod, and the surface of the bidirectional screw rod is threadedly connected to a first support plate and a second support plate, and a synchronous clamping mechanism is installed on the first support plate and the second support plate, and a V-shaped pressure plate is installed above the first support plate and the second support plate, and the synchronous clamping mechanism is used to drive the two V-shaped pressure plates to rotate synchronously for clamping.

[0006] Preferably, the cutting mechanism comprises a hydraulic telescopic cylinder fixedly mounted on the surface of the mounting frame, the output end of the hydraulic telescopic cylinder penetrates the surface of the mounting frame and is fixedly connected to a mounting beam, and the surface of the mounting beam is slidably connected to a cutting knife.

[0007] Preferably, the synchronous clamping mechanism includes a first crank handle, one end of the bidirectional screw rod passes through one side of the operating table and is fixedly connected to the first crank handle, one side of the first support plate is fixedly connected to a first electric telescopic rod, the output end of the first electric telescopic rod is fixedly connected to a push rod, the inner wall of the second support plate is slidably connected to a sliding rod, the inner walls of the push rod and the sliding rod are both rotatably connected to a telescopic tube, the surfaces of the first support plate and the second support plate are fixedly connected to a support rod, the top inner wall of the support rod is rotatably connected to the surface of the V-shaped pressure plate, the surface of the V-shaped pressure plate is fixedly connected to one end of the telescopic tube, and the surfaces of the push rod and the sliding rod are fixedly connected to the same linkage telescopic sleeve.

[0008] Preferably, surfaces of the first support plate and the second support plate are both slidably connected to the inner wall of the operating table.

[0009] Preferably, a dust collecting groove is provided on the upper surface of the operating table to collect debris blown by the jet cooling pipe.

[0010] Preferably, an arc-shaped groove is opened on the inner wall of the dust collecting groove, and a spiral feeding rod is rotatably connected to the inner wall of the arc-shaped groove. A collection box is installed on one side of the operating table, and a second crank is fixedly connected to one end of the spiral feeding rod away from the collection box.

[0011] Preferably, a second electric telescopic rod is fixedly connected to the surface of the mounting beam, a connecting block is fixedly connected to the output end of the second electric telescopic rod, the surface of the connecting block is fixedly connected to the surface of the cutting knife, a plurality of V-shaped holes are provided on the lower surface of the cutting knife, and a controller is fixedly connected to the surface of the mounting frame.

[0012] Preferably, the bottom surface inside the dust collecting groove is set as an inclined surface, and the inner wall of the arc-shaped groove fits with the surface of the spiral feeding rod.

[0013] The present application also discloses a method for efficiently sawing and processing silicon carbide materials, the method comprising the following steps: Step 1: When in use, the user places the silicon carbide material to be processed on the operating table, starts multiple electric rollers, and moves and transports the operating table. When the workpiece transportation stops, the first electric telescopic rod is started, and the output end of the first electric telescopic rod drives the push rod to rise. The rise of the push rod causes the telescopic cylinder to be stressed. One end of the telescopic cylinder is limited by the support rod, and the length is adjusted adaptively. The movement of the telescopic cylinder drives the connected V-shaped pressing plate to move. The push rod drives the height of the sliding rod to be adjusted synchronously through the linkage telescopic sleeve rod, and then drives a pair of V-shaped pressing plates to press the surface of the silicon carbide material synchronously to maintain stability during sawing; Step 2, then start the hydraulic telescopic cylinder, the output end of the hydraulic telescopic cylinder drives the installation beam to descend, and the descent of the installation beam drives the cutting knife to descend. In this process, the installation beam drives the T-shaped piston to descend, and the T-shaped piston descends to pump the outside air into the air cylinder through the air intake pipe, and start the second electric telescopic rod. The output end of the second electric telescopic rod is connected through the connection block to drive the cutting knife to reciprocate on the surface of the installation beam to cut the workpiece; Step three, when the cutting knife completes sawing and rises, the output end of the hydraulic telescopic cylinder drives the mounting beam to rise, and the rising mounting beam drives the T-shaped piston to rise. The rising T-shaped piston discharges the air in the cylinder through the jet cooling pipe. The jet cooling pipe faces the cutting direction of the workpiece. When the cutting knife rises, air is blown to the surface of the operating table after cutting, so that the cutting residue is blown into the dust collecting trough for collection. At the same time, the cutting knife that rises after cutting can be cooled by air. When it is necessary to deal with the debris accumulated in the arc groove, turn the second crank handle. The rotation of the second crank handle drives the spiral feeding rod to rotate, and the debris in the arc groove is discharged into the collection box for processing.

[0014] In summary, the technical effects and advantages of the present invention are as follows: In the present invention, the installation crossbeam is lowered to drive the cutting knife to lower, and the sawing operation is performed. The installation crossbeam drives the T-shaped piston to lower, and the T-shaped piston lowers to pump the outside air into the air cylinder through the air intake pipe. When the cutting knife completes sawing and rises, the installation crossbeam rises to drive the T-shaped piston to rise, and the T-shaped piston rises to discharge the air in the air cylinder through the jet cooling pipe. The jet cooling pipe faces the cutting direction of the workpiece. When the cutting knife rises, air is blown to the surface of the operating table after cutting, so that the cutting residue is blown into the dust collecting tank for collection. At the same time, cold air blows on the surface of the cutting knife to reduce the temperature of the tool after processing and protect the tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 A schematic diagram of the three-dimensional structure of an embodiment of the present application; Figure 2 This is a schematic cross-sectional view of the gas cylinder in the embodiment of the present application; Figure 3 For the embodiment of this application Figure 2 A schematic diagram of the enlarged structure at A in the middle; Figure 4 This is a schematic cross-sectional view of the operating table in the embodiment of the present application; Figure 5 This is a schematic diagram of the three-dimensional structure of the cutting knife in the embodiment of the present application; Figure 6 It is a schematic diagram of the cross-sectional structure of the dust collecting tank in the embodiment of the present application.

[0017] In the figure: 1. bottom plate; 2. operating table; 3. mounting frame; 4. hydraulic telescopic cylinder; 5. electric roller; 6. mounting crossbeam; 7. cutting knife; 8. air cylinder; 9. second electric telescopic rod; 10. T-shaped piston; 11. air outlet non-return valve; 12. jet cooling pipe; 13. air inlet pipe; 14. linkage telescopic sleeve; 15. bidirectional screw rod; 16. second support plate; 17. first support plate; 18. first electric telescopic rod; 19. push rod; 20. telescopic cylinder; 21. support rod; 22. V-shaped pressure plate; 23. first crank; 24. connecting block; 25. dust collecting groove; 26. arc groove; 27. second crank; 28. spiral feeding rod; 29. ​​collecting box; 30. air inlet non-return valve; 31. V-shaped hole; 32. controller; 33. sliding rod. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Example: Reference Figure 1-6 The device for high-efficiency sawing of silicon carbide materials shown in the figure comprises a base plate 1, an operating table 2 is fixedly connected to the surface of the base plate 1, a plurality of electric rollers 5 are rotatably connected to the inner wall of the operating table 2, a mounting frame 3 is fixedly connected to the surface of the base plate 1, a cutting mechanism is installed on the mounting frame 3, a pair of air cylinders 8 are fixedly connected to the surface of the mounting frame 3, and a positioning dust removal mechanism is slidably connected to the inner wall of the air cylinder 8; The positioning dust removal mechanism includes a T-shaped piston 10 slidably connected to the inner wall of the air cylinder 8, the T-shaped piston 10 is adapted to the inner wall of the air cylinder 8, the bottom end of the T-shaped piston 10 is fixedly connected to the upper surface of the mounting crossbeam 6, a pair of inner walls of the air cylinder 8 are fixedly connected with a jet cooling pipe 12 and an air inlet pipe 13, the surface of the jet cooling pipe 12 is fixedly connected with an outlet check valve 11, and the surface of the air inlet pipe 13 is fixedly connected with an air inlet check valve 30; The inner wall of the operating table 2 is rotatably connected with a bidirectional screw rod 15, and the surface of the bidirectional screw rod 15 is threadedly connected with a first support plate 17 and a second support plate 16. A synchronous clamping mechanism is installed on the first support plate 17 and the second support plate 16. V-shaped pressure plates 22 are installed above the first support plate 17 and the second support plate 16. The synchronous clamping mechanism is used to drive the two V-shaped pressure plates 22 to rotate synchronously for clamping.

[0020] By means of the above structure, a plurality of electric rollers 5 are provided to convey the materials placed on the operating table 2. A pair of air cylinders 8 are provided, and when the mounting crossbeam 6 is lowered, the outside air is pumped into the air cylinder 8 through the T-shaped piston 10. An air intake check valve 30 is provided, and when the T-shaped piston 10 rises, the gas in the air cylinder 8 is prevented from being discharged through the air intake pipe 13. By providing a jet cooling pipe 12, air is blown to the surface of the operating table 2 after cutting, so that the cutting residue is blown into the dust collecting tank 25 for collection. At the same time, the cutting knife 7 that rises after cutting can be cooled by air. By providing a bidirectional screw rod 15, the first support plate 17 and the second support plate 16 are driven to move closer to or away from each other. The advantage of this is that it can adapt to the width requirement of the processed silicon carbide material. By providing a V-shaped pressing plate 22, the processed silicon carbide material is pressed to ensure stability during cutting. By providing a dust collecting tank 25, the debris blown by the jet cooling pipe 12 is collected.

[0021] Furthermore, the cutting mechanism includes a hydraulic telescopic cylinder 4 fixedly mounted on the surface of the mounting frame 3, the output end of the hydraulic telescopic cylinder 4 passes through the surface of the mounting frame 3 and is fixedly connected to a mounting beam 6, and a cutting knife 7 is slidably connected to the surface of the mounting beam 6.

[0022] By setting the hydraulic telescopic cylinder 4, the height of the mounting crossbeam 6 is driven to descend, thereby driving the cutting knife 7 to descend to cut the object. By setting the cutting knife 7, the silicon carbide material is cut.

[0023] Furthermore, the synchronous clamping mechanism includes a first crank handle 23, one end of the bidirectional screw rod 15 passes through one side of the operating table 2 and is fixedly connected to the first crank handle 23, one side of the first support plate 17 is fixedly connected to the first electric telescopic rod 18, the output end of the first electric telescopic rod 18 is fixedly connected to the push rod 19, the inner wall of the second support plate 16 is slidably connected to the slide rod 33, the inner walls of the push rod 19 and the slide rod 33 are both rotatably connected to the telescopic cylinder 20, the surfaces of the first support plate 17 and the second support plate 16 are fixedly connected to the support rod 21, the top inner wall of the support rod 21 is rotatably connected to the surface of the V-shaped pressure plate 22, the surface of the V-shaped pressure plate 22 is fixedly connected to one end of the telescopic cylinder 20, and the surfaces of the push rod 19 and the slide rod 33 are fixedly connected to the same linkage telescopic sleeve rod 14.

[0024] By setting the first electric telescopic rod 18, the height of the push rod 19 is driven to change. By setting the sliding rod 33, the stability of the linked telescopic sleeve 14 during movement is maintained. By setting the telescopic cylinder 20, when the height of the push rod 19 changes, the telescopic cylinder 20 adapts to the length telescopic adjustment. By setting the first crank 23, the bidirectional screw rod 15 is manually driven to rotate, driving the first support plate 17 and the second support plate 16 to move closer to or away from each other. By setting the support rod 21, the connection support for one end of the telescopic cylinder 20 is maintained, and the stability of the pressing of the V-shaped pressure plate 22 is maintained. By setting the linked telescopic sleeve 14, the advantage of doing this is that when the height of one of the push rods 19 changes, the V-shaped pressure plate 22 on the other side is driven to rotate through the linked telescopic sleeve 14, and synchronous pressing is performed to maintain stability.

[0025] Furthermore, surfaces of the first support plate 17 and the second support plate 16 are both slidably connected to the inner wall of the operating table 2 .

[0026] By arranging that the surfaces of the first support plate 17 and the second support plate 16 are both slidably connected to the inner wall of the operating table 2, the sliding stability of the first support plate 17 and the second support plate 16 is maintained.

[0027] Furthermore, a dust collecting groove 25 is provided on the upper surface of the operating table 2 to collect the debris blown by the jet cooling pipe 12 .

[0028] The dust collecting trough 25 is provided to collect the debris blown by the jet cooling pipe 12 .

[0029] Furthermore, an arc-shaped groove 26 is opened on the inner wall of the dust collecting groove 25, and a spiral feeding rod 28 is rotatably connected to the inner wall of the arc-shaped groove 26. A collection box 29 is installed on one side of the operating table 2, and a second crank 27 is fixedly connected to one end of the spiral feeding rod 28 away from the collection box 29.

[0030] By setting the arc groove 26, a space is provided for installing the spiral feed rod 28. By setting the second crank 27, the spiral feed rod 28 is driven to rotate by rotating the second crank 27, so as to transport the debris accumulated in the arc groove 26. By setting the collecting box 29, the debris is recovered.

[0031] Furthermore, the surface of the mounting beam 6 is fixedly connected to a second electric telescopic rod 9, the output end of the second electric telescopic rod 9 is fixedly connected to a connecting block 24, the surface of the connecting block 24 is fixedly connected to the surface of the cutting knife 7, a plurality of V-shaped holes 31 are provided on the lower surface of the cutting knife 7, and the surface of the mounting frame 3 is fixedly connected to a controller 32.

[0032] By setting the second electric telescopic rod 9 and starting the second electric telescopic rod 9, the connecting block 24 and the cutting knife 7 are driven to reciprocate as a whole. The reciprocating motion of the cutting knife 7 can reduce the resistance during cutting. By setting the V-shaped hole 31, it is more labor-saving when the cutting knife 7 reciprocates.

[0033] Furthermore, the bottom surface inside the dust collecting groove 25 is set as an inclined surface, and the inner wall of the arc groove 26 is in contact with the surface of the spiral feeding rod 28.

[0034] By setting the bottom surface of the dust collecting groove 25 as an inclined surface, the residue is accumulated in the arc groove 26 through the inclined surface, and by setting the inner wall of the arc groove 26 to fit the surface of the spiral feeding rod 28, the spiral feeding rod 28 can better transport the debris.

[0035] The working principle of the present invention is: The present application also discloses a method for efficiently sawing and processing silicon carbide materials, the method comprising the following steps: Step 1: When in use, the user places the silicon carbide material to be processed on the operating table 2, starts the multiple electric rollers 5, and moves and transports the operating table 2. When the workpiece transportation stops, the first electric telescopic rod 18 is started, and the output end of the first electric telescopic rod 18 drives the push rod 19 to rise. The rise of the push rod 19 causes the telescopic cylinder 20 to be stressed. One end of the telescopic cylinder 20 is limited by the support rod 21, and the length is adjusted adaptively. The movement of the telescopic cylinder 20 drives the connected V-shaped pressing plate 22 to move. The push rod 19 drives the height of the sliding rod 33 to be adjusted synchronously through the linkage telescopic sleeve rod 14, thereby driving a pair of V-shaped pressing plates 22 to press the surface of the silicon carbide material synchronously to maintain stability during sawing; Step 2, then start the hydraulic telescopic cylinder 4, the output end of the hydraulic telescopic cylinder 4 drives the mounting crossbeam 6 to descend, and the mounting crossbeam 6 descends and drives the cutting knife 7 to descend. In this process, the mounting crossbeam 6 drives the T-shaped piston 10 to descend, and the T-shaped piston 10 descends to pump the outside air into the air cylinder 8 through the air inlet pipe 13, and start the second electric telescopic rod 9. The output end of the second electric telescopic rod 9 is connected through the connection block 24, and drives the cutting knife 7 to reciprocate on the surface of the mounting crossbeam 6 to cut the workpiece; Step three, when the cutting knife 7 completes sawing and rises, the output end of the hydraulic telescopic cylinder 4 drives the mounting beam 6 to rise, and the rising mounting beam 6 drives the T-shaped piston 10 to rise, and the rising T-shaped piston 10 discharges the air in the air cylinder 8 through the jet cooling pipe 12, and the jet cooling pipe 12 blows air towards the cutting direction of the workpiece to the surface of the operating table 2 after cutting, so that the cutting residue is blown into the dust collecting tank 25 for collection, and at the same time, the cutting knife 7 that rises after cutting can be cooled by air; when it is necessary to process the debris accumulated in the arc groove 26, turn the second crank 27, and the rotation of the second crank 27 drives the spiral feeding rod 28 to rotate, and the debris in the arc groove 26 is discharged to the collection box 29 for processing.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A highly efficient sawing and processing device for silicon carbide material, comprising a base plate (1), characterized in that: The surface of the bottom plate (1) is fixedly connected to an operating table (2), the inner wall of the operating table (2) is rotatably connected to a plurality of electric rollers (5), the surface of the bottom plate (1) is fixedly connected to a mounting frame (3), a cutting mechanism is mounted on the mounting frame (3), the surface of the mounting frame (3) is fixedly connected to a pair of air cylinders (8), and the inner wall of the air cylinder (8) is slidably connected to a positioning dust removal mechanism; The cutting mechanism comprises a hydraulic telescopic cylinder (4) fixedly mounted on the surface of the mounting frame (3), the output end of the hydraulic telescopic cylinder (4) passing through the surface of the mounting frame (3) and fixedly connected to a mounting crossbeam (6), the surface of the mounting crossbeam (6) being slidably connected to a cutting knife (7); The positioning dust removal mechanism comprises a T-shaped piston (10) slidably connected to the inner wall of the air cylinder (8), the T-shaped piston (10) being adapted to the inner wall of the air cylinder (8), the bottom end of the T-shaped piston (10) being fixedly connected to the upper surface of the mounting crossbeam (6), a pair of inner walls of the air cylinder (8) being fixedly connected to an air jet cooling pipe (12) and an air intake pipe (13), the surface of the air jet cooling pipe (12) being fixedly connected to an air outlet non-return valve (11), and the surface of the air intake pipe (13) being fixedly connected to an air intake non-return valve (30); A dust collecting groove (25) is provided on the upper surface of the operating table (2); When the cutting blade (7) has finished sawing and is rising, the output end of the hydraulic telescopic cylinder (4) drives the mounting crossbeam (6) to rise, and the rising mounting crossbeam (6) drives the T-shaped piston (10) to rise, and the rising T-shaped piston (10) discharges the air in the air cylinder (8) through the jet cooling pipe (12), and the jet cooling pipe (12) blows air toward the cutting direction of the workpiece to the surface of the operating table (2) after cutting, so that the cutting residue is blown into the dust collecting tank (25) for collection, and at the same time, the rising cutting blade (7) after cutting can be cooled by air.

2. The high-efficiency sawing device for silicon carbide material according to claim 1, characterized in that: The inner wall of the operating table (2) is rotatably connected to a bidirectional screw rod (15), the surface of the bidirectional screw rod (15) is threadedly connected to a first support plate (17) and a second support plate (16), a synchronous clamping mechanism is installed on the first support plate (17) and the second support plate (16), and a V-shaped pressure plate (22) is installed above the first support plate (17) and the second support plate (16), and the synchronous clamping mechanism is used to drive the two V-shaped pressure plates (22) to rotate synchronously for clamping.

3. The high-efficiency sawing device for silicon carbide material according to claim 2, characterized in that: The synchronous clamping mechanism comprises a first crank (23), one end of the bidirectional screw rod (15) passes through one side of the operating table (2) and is fixedly connected to the first crank (23), one side of the first support plate (17) is fixedly connected to a first electric telescopic rod (18), the output end of the first electric telescopic rod (18) is fixedly connected to a push rod (19), the inner wall of the second support plate (16) is slidably connected to a slide rod (33), the inner walls of the push rod (19) and the slide rod (33) are both rotatably connected to a telescopic tube (20), the surfaces of the first support plate (17) and the second support plate (16) are both fixedly connected to a support rod (21), the top inner wall of the support rod (21) is rotatably connected to the surface of a V-shaped pressure plate (22), the surface of the V-shaped pressure plate (22) is fixedly connected to one end of the telescopic tube (20), and the surfaces of the push rod (19) and the slide rod (33) are fixedly connected to the same linkage telescopic sleeve rod (14).

4. The high-efficiency sawing device for silicon carbide material according to claim 3, characterized in that: The surfaces of the first support plate (17) and the second support plate (16) are both slidably connected to the inner wall of the operating table (2).

5. The high-efficiency sawing device for silicon carbide material according to claim 1, characterized in that: An arc-shaped groove (26) is formed on the inner wall of the dust collecting groove (25), a spiral feeding rod (28) is rotatably connected to the inner wall of the arc-shaped groove (26), a collecting box (29) is mounted on one side of the operating table (2), and a second crank (27) is fixedly connected to one end of the spiral feeding rod (28) away from the collecting box (29).

6. The high-efficiency sawing device for silicon carbide material according to claim 1, characterized in that: A second electric telescopic rod (9) is fixedly connected to the surface of the mounting crossbeam (6), an output end of the second electric telescopic rod (9) is fixedly connected to a connecting block (24), and a surface of the connecting block (24) is fixedly connected to a surface of the cutting knife (7).

7. The high-efficiency sawing device for silicon carbide material according to claim 1, characterized in that: A plurality of V-shaped holes (31) are provided on the lower surface of the cutting knife (7), and a controller (32) is fixedly connected to the surface of the mounting frame (3).

8. The high-efficiency sawing device for silicon carbide material according to claim 5, characterized in that: The bottom surface inside the dust collecting groove (25) is arranged as an inclined surface, and the inner wall of the arc-shaped groove (26) is in contact with the surface of the spiral feeding rod (28).

9. A method for efficiently sawing silicon carbide material according to claim 3, characterized in that: The method comprises the following steps: Step 1: When in use, the user places the silicon carbide material to be processed on the operating table (2), and then starts the multiple electric rollers (5) to move and transport the operating table (2). When the workpiece transportation stops, the first electric telescopic rod (18) is started, and the output end of the first electric telescopic rod (18) drives the push rod (19) to rise. The rise of the push rod (19) causes the telescopic cylinder (20) to be subjected to force. One end of the telescopic cylinder (20) is limited by the support rod (21) and the length is adjusted adaptively. The movement of the telescopic cylinder (20) drives the connected V-shaped pressure plate (22) to move. The push rod (19) drives the height of the sliding rod (33) to be adjusted synchronously through the linkage telescopic sleeve rod (14), thereby driving the pair of V-shaped pressure plates (22) to press the surface of the silicon carbide material synchronously to maintain stability during sawing. Step 2: Then, the hydraulic telescopic cylinder (4) is started. The output end of the hydraulic telescopic cylinder (4) drives the mounting crossbeam (6) to descend. The descending mounting crossbeam (6) drives the cutting knife (7) to descend. During this process, the mounting crossbeam (6) drives the T-shaped piston (10) to descend. The descending T-shaped piston (10) draws the outside air into the air cylinder (8) through the air inlet pipe (13). The second electric telescopic rod (9) is started. The output end of the second electric telescopic rod (9) is connected to the connecting block (24) to drive the cutting knife (7) to reciprocate on the surface of the mounting crossbeam (6) to cut the workpiece. Step 3: When the cutting blade (7) completes sawing and rises, the output end of the hydraulic telescopic cylinder (4) drives the mounting crossbeam (6) to rise, and the mounting crossbeam (6) drives the T-shaped piston (10) to rise. The T-shaped piston (10) rises to discharge the air in the air cylinder (8) through the jet cooling pipe (12). The jet cooling pipe (12) faces the cutting direction of the workpiece. When the cutting blade (7) rises, air is blown to the surface of the operating table (2) after cutting, so that the cutting residue is blown into the dust collecting tank (25) for collection. At the same time, the cutting blade (7) that rises after cutting can be cooled by air. When it is necessary to process the debris accumulated in the arc groove (26), the second crank (27) is rotated. The rotation of the second crank (27) drives the spiral feeding rod (28) to rotate, and the debris in the arc groove (26) is discharged to the collection box (29) for processing.

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