Multi-station slitting device for carbon structural steel machining and using method of multi-station slitting device

Abstract

The invention discloses a multi-station slitting device for carbon structural steel machining and a using method of the multi-station slitting device, and belongs to the technical field of steel machining.The multi-station slitting device comprises a base, a supporting table is fixedly connected to the upper portion of the base, a cutting table is fixedly connected to the middle position of the supporting table, and a supporting bracket is fixedly connected to the upper portion of the supporting table; a plurality of fixing supports are evenly and fixedly installed on the top of the supporting support at equal intervals. According to the steel cutting device, the top plate, the cutting knives and the positioning mechanisms are arranged, steel is located above the cutting table, the cutting knives are close to the steel, multi-station cutting can be achieved through the multiple cutting knives, the cutting efficiency is improved, and when the cutting knives are close to the steel, four positioning blocks in the same positioning mechanism move along with the top plate to be close to the steel; and the steel is pressed and positioned above the steel, so that the steel is prevented from deviating due to cutting force in the cutting process, the problem of insufficient cutting precision possibly caused by movement of the steel is solved, and the cutting precision and quality are ensured.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of steel processing, and particularly relates to a multi-station slitting device for carbon structural steel processing and a use method thereof. BACKGROUND

[0002] Carbon structural steel has good strength and toughness and is a commonly used material in building structures, for example, in the frame structure of high-rise buildings, it can withstand huge gravity and wind force and other external forces, in building engineering, a large amount of carbon structural steel profiles need to be accurately processed to meet the size requirements of building design, which requires an efficient slitting device, however, the traditional slitting device is mostly single-station, and can only perform one slitting operation at a time, for a large number of carbon structural steel processing requirements, this single-station slitting method is extremely low in efficiency and cannot meet the requirements of modern industrial rapid production, just like in a large building steel processing workshop, if a single-station slitting device is used, it may take a long time to slit a batch of steel for building frames, thereby delaying the progress of the project, and in the slitting process, the whole steel may be pulled due to various factors such as the cutting force of the cutter body, causing the numerical deviation to increase and affecting the cutting effect, which further highlights the shortcomings of the traditional single-station slitting device. SUMMARY

[0003] In order to overcome the above defects, the application provides a multi-station slitting device for carbon structural steel processing and a use method thereof, which solves the problem that the traditional slitting device is mostly single-station, can only perform one slitting operation at a time, for a large number of carbon structural steel processing requirements, this single-station slitting method is extremely low in efficiency and cannot meet the requirements of modern industrial rapid production, and in the slitting process, the whole steel may be pulled due to various factors such as the cutting force of the cutter body, causing the numerical deviation to increase and affecting the cutting effect.

[0004] In order to achieve the above object, the present application provides the following technical scheme: A multi-station slitting device for processing carbon structural steel, comprising a base, a support table is fixedly connected above the base, a cutting table is fixedly connected at the middle position of the support table, a support bracket is fixedly connected above the support table, a plurality of fixed supports are uniformly and equidistantly fixedly installed at the top of the support bracket, a plurality of hydraulic rods are fixedly installed above the support bracket through the fixed supports, the end portions of the plurality of hydraulic rods penetrate through the support bracket and are fixedly connected with a top plate, a plurality of cutting knives are fixedly installed below the top plate, the plurality of cutting knives are uniformly and equidistantly distributed, a plurality of positioning mechanisms are arranged below the top plate, the number of each positioning mechanism is four, each positioning mechanism is arranged at the four corners of the cutting knife, the positioning mechanism comprises a sleeve rod, the sleeve rod is fixedly connected below the top plate, an inner sliding rod is slidingly connected to the bottom of the sleeve rod, the sleeve rod is sleeved on the outer wall of the inner sliding rod, a positioning block is fixedly connected to the bottom of the inner sliding rod, two support rods are fixedly connected to the opposite inner walls of the sleeve rod and the inner sliding rod, and compression springs are sleeved on the outer walls of the two support rods.

[0005] As a further scheme of the present application: a plurality of clamping mechanisms are arranged above the support table, the clamping mechanism comprises a mounting bracket, the number of the mounting bracket is two, the two mounting brackets are fixedly installed above the support table and symmetrically distributed on both sides of the cutting table.

[0006] As a further scheme of the present application: a support column is slidingly connected to the top end of the mounting bracket, a stop block is fixedly connected to the top end of the support column, a sliding block is fixedly connected to the other end of the support column, and a return spring is sleeved on the outer wall of the support column.

[0007] As a further scheme of the present application: two limiting grooves are formed in the two sides of the mounting bracket, respectively, two limiting blocks are fixedly connected to the two sides of the sliding block, respectively, the two limiting blocks slide in the two limiting grooves, respectively, and a lower roller is rotatably connected between the two sliding blocks corresponding to each other.

[0008] As a further scheme of the present application: a plurality of cutting grooves are formed above the cutting table, the plurality of cutting grooves are arranged at the middle positions between the adjacent two clamping mechanisms and correspond to the positions of the cutting knives, and a baffle is fixedly connected to the support table above the position close to the end portion thereof.

[0009] As a further scheme of the present application: a plurality of support mechanisms are arranged at the bottom of the support table, the positions of the support mechanisms correspond to the positions of the clamping mechanisms, and the support mechanism comprises a support block.

[0010] As a further scheme of the present application: the number of the support blocks is two, and a support roller is rotatably connected between the two support blocks, and one side of one of the support blocks is fixedly provided with a control motor, and an output end of the control motor corresponds to one end of the support roller.

[0011] The use method of the multi-station cutting device for carbon structural steel processing includes the following steps: when the device is used, the steel is placed above the cutting table between the corresponding clamping mechanism and the supporting mechanism, the control motor drives the support roller to rotate between the corresponding two support blocks, the support roller forwards the steel in the rotating process, the steel extrudes the lower pressing roller above the support roller, the lower pressing roller is driven by the extrusion of the steel to make the sliding blocks at both ends of the lower pressing roller slide in the inner wall of the mounting bracket, the sliding blocks drive the support column to slide upward at the top end of the mounting bracket when sliding, and the return spring is compressed, the elastic force of the return spring drives the sliding blocks to move downward again after being compressed, and the corresponding two sliding blocks drive the lower pressing roller to press downward, so that the lower pressing roller and the support roller cooperate to clamp and limit the steel.

[0012] The steel is continuously forwarded until one end of the steel abuts against one side of the baffle, and the steel is cut at this time, a plurality of hydraulic rods move downward to drive the cutting knives and the positioning mechanisms to approach the steel in the cutting process, four positioning blocks in the same positioning mechanism first contact the steel at four corners on both sides of the cutting knives, the positioning blocks drive the inner slide rods to slide in the inner wall of the outer sleeve rod while pressing the steel under the pressing force of the hydraulic rods, the inner slide rods extrude and compress the springs in cooperation with the outer sleeve rod in the sliding process, and the contraction of the inner slide rods makes the positioning mechanism not affect the movement of the cutting knives.

[0013] When the cutting knives pass through the cutting grooves to complete the multi-station cutting of the steel, the hydraulic rods drive the cutting grooves to reset, and the positioning mechanisms reset under the elastic force of the compression springs, each piece of cut steel is clamped between the clamping mechanism and the supporting mechanism, the cut steel near the baffle is collected, the control motor controls the support roller to rotate between the corresponding two support blocks again, the support roller forwards each piece of cut steel in the direction of rotation, the steel is separated from the clamping of the support roller and the lower pressing roller in the forwarding process, and falls above the cutting table on the side adjacent to the support roller, each piece of steel is collected, and the device is used.

[0014] Compared with the prior art, the present application has the following advantages: 1. In the application, by setting the top plate, cutting knife and positioning mechanism, when using the device, the steel is above the cutting table, the hydraulic rod is elongated to push the cutting knife close to the steel through the top plate, multiple cutting knives can realize multi-station cutting, greatly improving the cutting efficiency, when the cutting knife approaches the steel, the four positioning blocks in the same group of positioning mechanisms move close to the steel at the four corners on both sides of the cutting knife, and press the steel above the steel, the pressing mode can play a positioning role on the steel, prevent the steel from shifting due to cutting force during cutting, avoid the problem of insufficient cutting precision caused by the movement of the steel, ensure the precision and quality of the cutting; 2. In the application, by setting the clamping mechanism and the supporting mechanism, when using the device, the steel passes through the clamping mechanism and the supporting mechanism, the lower pressing roller in the clamping mechanism cooperates with the supporting roller in the supporting mechanism to clamp and limit the steel, the lower pressing roller can be displaced upward by driving the sliding block and the supporting column under the extrusion of the steel, and the lower pressing roller realizes stable downward action under the action of the elastic force of the return spring, the return spring can ensure the continuity and stability of the clamping force, in this way, not only the operation is convenient, but also the steel can be fixed more firmly to prevent shaking of the steel during cutting, thereby further improving the cutting precision. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the application; Figure 2 It is a structural schematic diagram of the connection between the supporting table and the clamping mechanism of the application; Figure 3 It is a structural schematic diagram of the connection between the top plate and the positioning mechanism of the application; Figure 4 It is a structural schematic diagram of the position relationship between the cutting knife and the positioning mechanism of the application; Figure 5 It is a structural schematic diagram of the position relationship between the cutting knife and the positioning mechanism of the application; Figure 4 It is a structural schematic diagram of the position relationship between the cutting knife and the positioning mechanism of the application; Figure 6 It is a structural schematic diagram of the position relationship between the cutting knife and the positioning mechanism of the application; Figure 7 It is a structural schematic diagram of the position relationship between the cutting knife and the positioning mechanism of the application; Figure 6 It is a structural schematic diagram of the position relationship between the cutting knife and the positioning mechanism of the application; Figure 8 It is a structural schematic diagram of the position relationship between the cutting knife and the positioning mechanism of the application; In the diagram: 1. Base; 2. Support platform; 3. Cutting table; 4. Support bracket; 5. Fixed bracket; 6. Hydraulic rod; 7. Top plate; 8. Cutting blade; 9. Positioning mechanism; 901. Outer rod; 902. Inner slide rod; 903. Positioning block; 904. Support rod; 905. Compression spring; 10. Clamping mechanism; 1001. Mounting bracket; 1002. Support column; 1003. Stop block; 1004. Slider; 1005. Return spring; 1006. Limit groove; 1007. Limit block; 1008. Lower pressure roller; 11. Cutting groove; 12. Baffle; 13. Support mechanism; 1301. Support block; 1302. Support roller; 1303. Control motor. Detailed Implementation

[0016] The technical solution of this application will be further described in detail below with reference to specific embodiments.

[0017] like Figures 1-8 As shown, the present invention provides a technical solution: a multi-station cutting device for carbon structural steel processing, including a base 1, a support platform 2 fixedly connected above the base 1, and a cutting table 3 fixedly connected at the center of the support platform 2. The cutting table 3 is a platform for directly cutting steel, and its flat surface facilitates the stable placement of the steel, ensuring precise cutting. Several cutting grooves 11 are provided above the cutting table 3, distributed between two adjacent clamping mechanisms 10 and corresponding to the positions of the cutting blades 8 positioned above. The cutting grooves 11 provide cutting space for the cutting blades 8, ensuring that the cutting blades 8 can smoothly pass through the cutting table 3 to cut the steel. Simultaneously, the positions of the cutting grooves 11, clamping mechanisms 10, and cutting blades 8 are related, making the cutting operation more orderly and efficient. A baffle 12 is fixedly connected to the upper part of the support platform 2 near one end. Because of the baffle 12, when cutting steel, one end of the steel is pressed against one side of the baffle 12. The baffle 12 can restrict the forward movement of the steel, so that the steel can be accurately positioned in a suitable position during cutting, ensuring the accuracy and integrity of the cutting.

[0018] The upper part of the supporting table 2 is fixedly connected with a supporting support 4, which provides vertical supporting force for the upper part of the device, uniformly transmits the pressure from the upper part to the supporting table 2, and guarantees the structural strength of the whole device; the top of the supporting support 4 is uniformly and equidistantly fixedly installed with a plurality of fixed supports 5, the upper part of the supporting support 4 is fixedly installed with a plurality of hydraulic rods 6 through the fixed supports 5, the end parts of the plurality of hydraulic rods 6 all penetrate the supporting support 4 and are fixedly connected with a top plate 7, the lower part of the top plate 7 is fixedly installed with a plurality of cutting knives 8, and the plurality of cutting knives 8 are uniformly and equidistantly distributed. The main function of the top plate 7 is to connect the cutting knives 8 and the hydraulic rods 6, uniformly transmit the thrust of the hydraulic rods 6 to the cutting knives 8, and the large area can guarantee the synchronism of the plurality of cutting knives 8 in the moving process; the plurality of cutting knives 8 can quickly and accurately cut the carbon structural steel, and the uniform and equidistant distribution can realize multi-station cutting, greatly improving the cutting efficiency.

[0019] A plurality of positioning mechanisms 9 are arranged below the top plate 7, the number of each positioning mechanism 9 is four, each positioning mechanism 9 is arranged at the four corners of the cutting knife 8, and the positioning mechanism 9 comprises an outer sleeve rod 901 fixedly connected below the top plate 7, an inner sliding rod 902 slidingly connected at the bottom of the outer sleeve rod 901, the outer sleeve rod 901 being sleeved on the outer wall of the inner sliding rod 902, and a positioning block 903 fixedly connected at the bottom of the inner sliding rod 902. Because of the positioning block 903, the positioning block 903 approaches the steel when the cutting knife 8 approaches the steel, and plays an accurate positioning role on the steel, prevents the steel from deviating during cutting, and guarantees the cutting precision and quality; the inner walls opposite to each other at the top of the outer sleeve rod 901 and the bottom of the inner sliding rod 902 are fixedly connected with two supporting rods 904 respectively, the outer walls of the two supporting rods 904 are sleeved with compression springs 905, the compression springs 905 can be compressed when the positioning block 903 is pressed, so that the inner sliding rod 902 slides and shrinks in the inner wall of the outer sleeve rod 901, so that the positioning mechanism 9 does not hinder the pressing of the cutting knife 8, and can be automatically reset after cutting, preparing for the next cutting.

[0020] The upper portion of the support table 2 is provided with a plurality of clamping mechanisms 10, the clamping mechanism 10 comprises a mounting bracket 1001, the number of mounting brackets 1001 is two, the two mounting brackets 1001 are fixedly installed on the upper portion of the support table 2 and symmetrically distributed on both sides of the cutting table 3, the top end of the mounting bracket 1001 penetrates and is connected with a support column 1002 in a sliding manner, the top end of the support column 1002 is fixedly connected with a stop block 1003, the other end of the support column 1002 is fixedly connected with a sliding block 1004, the corresponding two sliding blocks 1004 are rotatably connected with a pressing roller 1008, and the outer wall of the support column 1002 is sleeved with a return spring 1005; two limiting grooves 1006 are formed in the two sides of the mounting bracket 1001 respectively, and two limiting blocks 1007 are fixedly connected to the two sides of the sliding block 1004 respectively, and the two limiting blocks 1007 slide in the two limiting grooves 1006 respectively.

[0021] Through the cooperation between the limiting groove 1006 and the limiting block 1007, the limiting groove 1006 provides a track for the sliding of the limiting block 1007, ensures the stable movement of the sliding block 1004 in the vertical direction, and prevents the sliding block 1004 from deviating during movement and affecting the clamping effect of the pressing roller 1008; the return spring 1005 is compressed when the sliding block 1004 drives the support column 1002 to move upward, and the return spring 1005 can use the elastic force thereof to drive the sliding block 1004 and the pressing roller 1008 to press downward again, so that the pressing roller 1008 can accurately exert clamping force on the steel material, and ensure the continuity and stability of the clamping force, The bottom of the support table 2 is provided with a plurality of supporting mechanisms 13, the positions of the supporting mechanisms 13 correspond to the positions of the clamping mechanisms 10, the supporting mechanism 13 comprises a supporting block 1301, the number of supporting blocks 1301 is two and is fixed to the bottom of the support table 2, and a supporting roller 1302 is rotatably connected between the two supporting blocks 1301, one side of one of the supporting blocks 1301 is fixedly installed with a control motor 1303, the output end of the control motor 1303 corresponds to one end of the supporting roller 1302, the supporting roller 1302 is provided with a supporting roller mounting hole corresponding to the position of the cutting table 3, the top end of the supporting roller 1302 is located in the supporting roller mounting hole, the control motor 1303 drives the supporting roller 1302 to rotate, the supporting roller 1302 rotates to realize stable conveying of the steel material, and the conveying speed of the steel material can be flexibly adjusted according to the needs of cutting.

[0022] The application discloses a method for using a multi-station slitting device for processing carbon structural steel, and the method comprises the following steps: when the device is used, the steel is placed above the cutting table 3 between the corresponding clamping mechanism 10 and the supporting mechanism 13, the motor 1303 is controlled to drive the supporting roller 1302 to rotate between the corresponding two supporting blocks 1301, the supporting roller 1302 forwards the steel in the rotating process, the steel extrudes the lower pressing roller 1008 above the supporting roller 1302, the lower pressing roller 1008 is driven to move the sliding blocks 1004 at both ends to slide in the inner wall of the mounting bracket 1001, the sliding blocks 1004 slide to drive the supporting column 1002 to slide upwards at the top end of the mounting bracket 1001, and the reset spring 1005 is compressed, the reset spring 1005 is compressed to drive the sliding blocks 1004 to move downwards again, and the corresponding two sliding blocks 1004 drive the lower pressing roller 1008 to press downwards, so that the lower pressing roller 1008 and the supporting roller 1302 cooperate to clamp and limit the steel.

[0023] The steel is continuously forwarded until one end of the steel abuts against one side of the baffle plate 12, and the steel is slitted at this time, a plurality of hydraulic rods 6 simultaneously elongate to drive the top plate 7 to move downwards, the top plate 7 drives a plurality of cutting knives 8 and positioning mechanisms 9 to approach the steel, in the process that the cutting knives 8 approach the steel, four positioning blocks 903 in the same set of positioning mechanisms 9 first contact the steel at four corners on both sides of the cutting knives 8; the positioning blocks 903 press the steel and drive the inner sliding rod 902 to slide in the inner wall of the outer sleeve rod 901 under the pressing force of the hydraulic rod 6, the inner sliding rod 902 is extruded to compress the spring 905 in cooperation with the outer sleeve rod 901 in the sliding process, and the contraction of the inner sliding rod 902 makes the positioning mechanism 9 not affect the movement of the cutting knife 8.

[0024] When the cutting knife 8 passes through the cutting groove 11 and completes the multi-station slitting of the steel, the hydraulic rod 6 drives the cutting groove 11 to reset, the positioning mechanism 9 resets under the elastic force of the compression spring 905, and each piece of the cut steel is clamped between the clamping mechanism 10 and the supporting mechanism 13, the cut steel close to the side of the baffle plate is collected, the motor 1303 is controlled again to control the supporting roller 1302 to rotate between the corresponding two supporting blocks 1301, the supporting roller 1302 forwards each piece of the cut steel to the direction in which the supporting roller 1302 rotates, the steel is separated from the clamping of the supporting roller 1302 and the lower pressing roller 1008 in the forwarding process, and falls above the cutting table 3 on the side adjacent to the supporting roller 1302, each piece of the steel is collected, and the device is used.

[0025] In the description of the application, it is to be understood that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the purpose of facilitating the description of the application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the application.

[0026] In addition, the terms "first", "second", "third", etc. are used only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined with "first", "second", etc. can explicitly or implicitly include one or more of the features. In the description of the application, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified and limited.

[0027] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0028] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. In the description of the present application, the description of the terms "one scheme", "some schemes", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the scheme or example are included in at least one scheme or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same scheme or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more schemes or examples in a suitable manner.

Claims

1. A multi-station slitting device for processing carbon structural steel, comprising a base (1), characterized in that: The upper side of the base (1) is fixedly connected with a support table (2), the middle position of the support table (2) is fixedly connected with a cutting table (3), the upper side of the support table (2) is fixedly connected with a support support (4), the top of the support support (4) is uniformly and equidistantly fixedly installed with a plurality of fixed supports (5), the upper side of the support support (4) is fixedly installed with a plurality of hydraulic rods (6) through the fixed supports (5), the end portions of the plurality of hydraulic rods (6) all penetrate the support support (4) and are fixedly connected with a top plate (7) at the end portions, the lower side of the top plate (7) is fixedly installed with a plurality of cutting knives (8), the plurality of cutting knives (8) are uniformly and equidistantly distributed, the lower side of the top plate (7) is provided with a plurality of positioning mechanisms (9), the number of each positioning mechanism (9) is four, each positioning mechanism (9) is respectively distributed at the four corners of the cutting knife (8), the positioning mechanism (9) comprises an outer sleeve rod (901), the outer sleeve rod (901) is fixedly connected to the lower side of the top plate (7), the bottom of the outer sleeve rod (901) is slidably connected with an inner sliding rod (902), the outer sleeve rod (901) is sleeved on the outer wall of the inner sliding rod (902), the bottom of the inner sliding rod (902) is fixedly connected with a positioning block (903), the opposite inner walls of the outer sleeve rod (901) and the inner sliding rod (902) are respectively fixedly connected with two support rods (904), the outer walls of the two support rods (904) are sleeved with compression springs (905).

2. The multi-station slitting device for processing carbon structural steel according to claim 1, characterized in that: The upper side of the support table (2) is provided with a plurality of clamping mechanisms (10), the clamping mechanism (10) comprises a mounting support (1001), the number of the mounting support (1001) is two, the two mounting supports (1001) are fixedly installed on the upper side of the support table (2) and symmetrically distributed on the two sides of the cutting table (3).

3. The multi-station slitting device for processing carbon structural steel according to claim 2, characterized in that: The top end of the mounting support (1001) is slidably connected with a support column (1002), the top end of the support column (1002) is fixedly connected with a stop block (1003), the other end of the support column (1002) is fixedly connected with a sliding block (1004), the outer wall of the support column (1002) is sleeved with a return spring (1005).

4. The multi-station slitting device for processing carbon structural steel according to claim 3, characterized in that: Two limiting grooves (1006) are formed in the two sides of the mounting support (1001), respectively, two limiting blocks (1007) are fixedly connected to the two sides of the sliding block (1004), respectively, the two limiting blocks (1007) are slidably arranged in the two limiting grooves (1006), respectively, and the corresponding two sliding blocks (1004) are rotatably connected with a pressing roller (1008).

5. The multi-station slitting device for processing carbon structural steel according to claim 2, characterized in that: The upper side of the cutting table (3) is provided with a plurality of cutting grooves (11), the plurality of cutting grooves (11) are distributed at the middle positions between the adjacent two clamping mechanisms (10) and correspond to the positions of the cutting knives (8), and the upper side of the support table (2) is fixedly connected with a baffle (12) at a position close to the end portion thereof.

6. The multi-station slitting device for processing carbon structural steel according to claim 2, characterized in that: The bottom of the support table (2) is provided with a plurality of support mechanisms (13), the positions of the support mechanisms (13) correspond to the positions of the clamping mechanisms (10), and the support mechanism (13) comprises a support block (1301).

7. The multi-station slitting device for processing carbon structural steel according to claim 6, characterized in that: The number of the support blocks (1301) is two, the support rollers (1302) are rotatably connected between the two support blocks (1301), and one side of one of the support blocks (1301) is fixedly installed with a control motor (1303), and an output end of the control motor (1303) corresponds to one end of the support roller (1302).

8. A method of using a multi-station slitting device for processing carbon structural steel according to any one of claims 1-7, wherein the multi-station slitting device for processing carbon structural steel comprises: The use method comprises the following steps: when the device is used, the steel material is placed above the cutting table (3) and passes between the corresponding clamping mechanisms (10) and the supporting mechanisms (13), the control motor (1303) drives the support roller (1302) to rotate between the two corresponding support blocks (1301), the support roller (1302) forwards the steel material in the rotating process, the steel material extrudes the lower pressing roller (1008) above the support roller (1302), the lower pressing roller (1008) is driven by the extrusion of the steel material to drive the sliding blocks (1004) at the two ends of the lower pressing roller (1008) to slide on the inner wall of the mounting bracket (1001), the sliding blocks (1004) drive the support columns (1002) to slide upwards on the top end of the mounting bracket (1001) when sliding, and the return springs (1005) are compressed, the return springs (1005) are compressed, and the elastic force of the return springs (1005) drives the sliding blocks (1004) to move downwards again, the corresponding two sliding blocks (1004) drive the lower pressing roller (1008) to press downwards, and the lower pressing roller (1008) is suitable for exerting force on the steel material, so that the lower pressing roller (1008) and the support roller (1302) cooperate to clamp and limit the steel material. The steel material is continuously forwarded until one end of the steel material abuts against one side of the baffle (12), and the steel material is cut at this time, when the steel material is cut, the hydraulic rods (6) are simultaneously elongated to drive the top plates (7) to move downwards, the top plates (7) drive the cutting knives (8) and the positioning mechanisms (9) to move close to the steel material, in the process that the cutting knives (8) move close to the steel material, the four positioning blocks (903) in the same positioning mechanism (9) first contact the steel material at four corners on the two sides of the cutting knife (8), and the positioning blocks (903) slide the inner sliding rods (902) on the inner walls of the outer sleeve rods (901) while pressing the steel material under the pressing force of the hydraulic rods (6), the inner sliding rods (902) extrude and compress the springs (905) in cooperation with the outer sleeve rods (901) in the sliding process, and the contraction of the inner sliding rods (902) makes the positioning mechanisms (9) not affect the movement of the cutting knives (8). When the cutting knife (8) passes through the cutting groove (11), the multi-station cutting of the steel material is completed, at this time the hydraulic rod (6) drives the cutting groove (11) to reset, the positioning mechanism (9) resets under the elastic force of the compression spring (905), each section of the cut steel material is clamped between the clamping mechanism (10) and the supporting mechanism (13), the cut steel material near the baffle side is collected, at this time the control motor (1303) controls the supporting roller (1302) to rotate between the corresponding two supporting blocks (1301) again, the supporting roller (1302) transports each section of the cut steel material to the direction of its rotation, the steel material is separated from the clamping of the supporting roller (1302) and the lower pressing roller (1002) in the conveying process, and falls on the side of the cutting table (3) adjacent to the supporting roller (1302), then each steel material is collected for use of the device.

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