Corrugated board processing trimming device with deviation rectifying effect

Abstract

The invention provides a corrugated board processing trimming device with a deviation rectifying effect, belongs to the technical field of paperboard processing, and solves the technical problems of low trimming quality and the like in the prior art. The corrugated board processing trimming device with the deviation rectifying effect comprises a rack, a plurality of push seats are fixed to the outer side of a conveying belt, vertical plates are fixed to the front side and the rear side of the rack correspondingly, first electric telescopic rods are fixed to the left half sections of the vertical plates, and first deviation rectifying plates are fixed to the telescopic ends of the first electric telescopic rods; a second electric telescopic rod is fixed to the right half section of the vertical plate, a second deviation rectifying plate is fixed to the telescopic end of the second electric telescopic rod, a mounting frame is fixed to the upper side of the rack, a driving mechanism is arranged on the mounting frame, a third electric telescopic rod is arranged on the driving mechanism, and a U-shaped frame is fixed to the telescopic end of the third electric telescopic rod; the lower end of the U-shaped frame is provided with an edge trimming mechanism and a hair trimming mechanism. The corrugated board edge trimming device has the advantages that the corrugated board is rectified when the corrugated board is trimmed, and the edge trimming quality is improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of paperboard processing, and relates to an edge trimming device, in particular to an edge trimming device with a deviation rectifying effect for corrugated paperboard processing. BACKGROUND

[0002] Corrugated paperboard is a multi-layer adhesive body which is composed of at least one corrugated core paper interlayer and one paperboard, has high mechanical strength, and can resist collision and falling during the conveying process. The corrugated paperboard is processed through processes such as corrugated pressing, gluing, bonding, paper separating and line pressing, and cross cutting into standard paperboard. Due to the reasons such as precision and excess, the edges and corners of the corrugated paperboard are not flat during the generation process, and therefore the edges of the corrugated paperboard need to be trimmed through a trimming device.

[0003] Through retrieval, a kind of edge trimming device for corrugated paperboard processing is disclosed in Chinese patent literature

Application Number: 202421916076.4;Publication Number: CN 222904196 U

[0004] Although the edge trimming mechanism disclosed in the patent can reduce the damage to the waste edge of the corrugated paperboard, it is not easy to produce dust, but the device cannot rectify the deviation during the edge trimming process of the corrugated paperboard. The deviation of the corrugated paperboard can easily affect the quality of the edge trimming, and even cause damage to the corrugated paperboard, affecting the yield. SUMMARY

[0005] The purpose of the present application is to solve the above-mentioned problems existing in the prior art, and to provide an edge trimming device with a deviation rectifying effect for corrugated paperboard processing. The technical problems to be solved by the present application are how to rectify the deviation of the corrugated paperboard during the edge trimming of the corrugated paperboard, and improve the quality of the edge trimming.

[0006] The purpose of the present application can be realized by the following technical scheme: The utility model provides a kind of trimming device with rectification effect for corrugated board processing, including rack, the rack is provided with conveying belt, the outside of conveying belt is fixed with several push seat, the front and rear sides of rack are all fixed with vertical plate, the left half of vertical plate is fixed with first electric telescopic rod, the telescopic end of first electric telescopic rod is fixed with first rectification plate, the right half of vertical plate is fixed with second electric telescopic rod, the telescopic end of second electric telescopic rod is fixed with second rectification plate, the upside of rack is fixed with mounting bracket, mounting bracket is provided with driving mechanism, driving mechanism is provided with third electric telescopic rod, the telescopic end height of third electric telescopic rod has U-shaped bracket, U-shaped bracket is provided with trimming mechanism and trimming mechanism respectively.

[0007] The working principle of the utility model is: the corrugated board is placed on the conveying belt, the end of the corrugated board is in contact with the push seat, the first rectification plate on both sides is driven by the first electric telescopic rod to rectify the corrugated board, then the transmission belt is started, so that the push seat on the conveying belt drives the corrugated board to move, first, the trimming mechanism is used to trim the corrugated board, then the trimming mechanism is used to remove the burr after trimming, improve the quality of trimming, and the second electric telescopic rod drives the second rectification plate on both sides to limit and rectify part of the trimmed corrugated board, greatly preventing the corrugated board from deviating, and the utility model has high practicability.

[0008] The right side of the mounting bracket is fixed with a mounting plate, the lower side of the mounting plate is fixed with a fourth electric telescopic rod, and the lower end of the fourth electric telescopic rod is rotatably connected with a flattening roller.

[0009] With the above structure, the flattening roller can be used to flatten the trimmed corrugated board, ensuring the quality of the trimmed corrugated board.

[0010] The driving mechanism includes a driving motor fixed on the mounting bracket, a double-screw rod fixed on the output shaft end of the driving motor, two moving blocks threadedly connected on the double-screw rod, and a third electric telescopic rod fixedly connected with the moving blocks.

[0011] With the above structure, the two moving blocks can be moved towards each other or in opposite directions by the driving motor, so as to adjust the distance between the trimming mechanisms on both sides, thereby meeting different trimming needs.

[0012] The U-shaped bracket is fixed with a support plate, a limiting roller is rotatably connected to the support plate, and a telescopic column is fixed between the left and right limiting rollers.

[0013] With the above structure, when trimming, the limiting roller is located between the trimming mechanism and the trimming mechanism, and the end of the limiting roller is close to the trimming position, which not only limits the corrugated board, but also flattens the trimming position, thereby preventing the corrugated board from being raised during trimming, which affects the quality of trimming.

[0014] The lower side of the rack is fixed with a dust collection box near the tail of the conveying belt, the dust collection box is slidably connected with a dust collection drawer, the lower end of the dust collection drawer is fixed with a filter screen, the left side of the dust collection box is fixed with a fan, the fan is connected with a dust collection cover through a pipeline, a plurality of dust falling ports are formed on the conveying belt, a dust suction groove is formed on the rack corresponding to the dust collection cover, the dust suction groove is communicated with the dust collection cover, and a feeding port communicated with the upper end of the dust collection box is formed on the right part of the rack.

[0015] With the above structure, the dust generated by the trimming and trimming operation can enter the dust suction groove through the dust falling port, and then enter the dust collection box through the dust collection cover. Meanwhile, the corner material generated by trimming can fall into the dust collection box through the feeding port. The filter screen separates the corner material and debris. The corner material is retained in the dust collection drawer, and the debris falls to the lower end of the dust collection box. The dust removal effect is good, and the subsequent secondary utilization is facilitated.

[0016] The trimming mechanism includes a fifth electric telescopic rod, the fifth electric telescopic rod is fixedly connected with the U-shaped frame, the other end of the fifth electric telescopic rod is fixedly connected with a mounting cover, the mounting cover is fixedly connected with a rotating motor in the inside, the output shaft end of the rotating motor is fixedly connected with a trimming knife, the side wall of the mounting cover is provided with an annular cavity, the first spring is fixedly connected in the annular cavity, the telescopic end of the first spring is fixedly connected with an annular plate, the annular plate is fixedly connected with a telescopic cover, a plurality of trimming holes are formed in the right end of the telescopic cover, and a dust discharge port is formed in the lower end of the telescopic cover.

[0017] With the above structure, after trimming is completed, the fifth electric telescopic rod can be used to make the telescopic cover abut against the corrugated board, so that the trimming knife can be used for trimming operation on the edge of the corrugated board, thereby improving the quality of the corrugated board. The debris generated by trimming can fall from the dust discharge port, so as to be collected through the dust collection cover.

[0018] The trimming mechanism includes a trimming motor, the trimming motor is fixedly connected with the U-shaped frame, the trimming motor is fixedly connected with a protection cover, the protruding shaft end of the trimming motor is fixedly connected with a trimming knife in the protection cover, the lower end of the protection cover is provided with an opening for the trimming knife to protrude, cavities are formed on the left and right sides of the opening, the second spring is fixedly connected in the cavities, and the telescopic end of the second spring is fixedly connected with a cleaning brush.

[0019] With the above structure, the trimming knife can be protected by the protection cover, thereby improving the safety in use. Meanwhile, the second spring and the cleaning brush are arranged, so that the trimming knife can be cleaned by the cleaning brush, thereby preventing the residual debris on the trimming knife from affecting the trimming quality. Meanwhile, the second spring can make the cleaning brush always have a moving abutting force with the trimming knife, thereby ensuring the cleaning effect.

[0020] The cleaning brush comprises a brush holder, an adjusting cavity is formed in the interior of the brush holder, a sliding plate is slidably connected in the adjusting cavity, a mounting seat is fixed to the right side of the sliding plate, brush hairs are fixed on the mounting seat, an electrorheological fluid cavity is formed in the interior of the mounting seat, a delivery pump is fixed in the electrorheological fluid cavity, the liquid storage port of the delivery pump is communicated with the adjusting cavity on the left side of the sliding plate, and an electrode sheet is fixed to the left side of the sliding plate.

[0021] With the above structure, after the cleaning brush is used for a period of time, the electrorheological fluid in the electrorheological fluid cavity can be delivered to the adjusting cavity by the delivery pump, and then the electrorheological fluid is hardened by the magnetic field generated by the electrode sheet, so that the brush hairs are partially close to the trimming knife, preventing the brush hairs from becoming shorter after the cleaning brush is used for a period of time and improving the cleaning quality, thereby prolonging the service life of the cleaning brush.

[0022] Compared with the prior art, the edge trimming device for corrugated board processing has the following advantages: 1. The corrugated board is placed on the conveying belt, the end of the corrugated board is in contact with the push seat, the first deviation correcting plates on both sides are driven by the first electric telescopic rod to correct the deviation of the corrugated board, then the transmission belt is started to drive the push seat on the conveying belt to move the corrugated board, the edge trimming mechanism is used to trim the edges of the corrugated board, then the trimming mechanism is used to remove the burrs after trimming, the quality of trimming is improved, and the second deviation correcting plates on both sides are driven by the second electric telescopic rod to limit and correct the part of the corrugated board after trimming, which greatly prevents the deviation of the corrugated board and has high practicability.

[0023] 2. The flattened roller can be used to flatten the corrugated board after trimming to ensure the quality of the corrugated board after trimming.

[0024] 3. When trimming, the limiting roller is located between the trimming mechanism and the trimming mechanism, and the end of the limiting roller is close to the trimming position, which not only limits the corrugated board, but also flattens the trimming position, thereby preventing the corrugated board from being raised during trimming to affect the quality of trimming.

[0025] 4. The dust generated by trimming and trimming can enter the dust collection groove through the dust falling port and enter the dust collection box through the dust collection cover. At the same time, the edge material generated by trimming can fall into the dust collection box through the feeding port, and the filter screen is used to separate the edge material and debris, the edge material is left in the dust collection drawer, and the debris falls to the lower end of the dust collection box, so that the dust removal effect is good and the subsequent secondary utilization is facilitated.

[0026] 5、can utilize the protective cover to protect the trimming knife, improve the safety of use, simultaneously utilize the second spring and the setting of the cleaning brush, can clean the trimming knife through the cleaning brush, prevent the influence of the residual debris on the trimming quality, and the second spring can make the cleaning brush always have the moving resistance with the trimming knife, guarantee the cleaning effect. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is the structural schematic diagram of the present application.

[0028] Figure 2 is the side view of the present application.

[0029] Figure 3 is the structural schematic diagram of the deviation rectifying part in the present application.

[0030] Figure 4 is the local structural schematic diagram in the present application.

[0031] Figure 5 is the structural schematic diagram of the trimming mechanism in the present application.

[0032] Figure 6 is the structural schematic diagram of the trimming mechanism in the present application.

[0033] Figure 7 is the structural schematic diagram of the cleaning brush in the present application.

[0034] In the drawing, 1, rack; 2, conveying belt; 3, push seat; 4, vertical plate; 5, first electric telescopic rod; 6, second electric telescopic rod; 7, mounting frame; 8, mounting plate; 9, fourth electric telescopic rod; 10, flattening roller; 11, driving motor; 12, dust collecting cover; 13, dust collecting box; 14, dust collecting drawer; 15, filter screen; 16, fan; 17, bidirectional screw rod; 18, moving block; 19, third electric telescopic rod; 20, U-shaped frame; 21, trimming mechanism; 22, limiting roller; 23, telescopic column; 24, dust suction groove; 25, trimming mechanism; 26, fifth electric telescopic rod; 27, mounting cover; 28, rotary motor; 29, trimming knife; 30, first spring; 31, annular cavity; 32, annular plate; 33, telescopic cover; 34, dust discharging port; 35, trimming hole; 36, trimming motor; 37, protective cover; 38, trimming knife; 39, opening; 40, cavity; 41, second spring; 42, cleaning brush; 43, brush seat; 44, adjusting cavity; 45, sliding plate; 46, mounting seat; 47, electro-rheological fluid cavity; 48, brush; 49, conveying pump; 50, electrode sheet; 51, first deviation rectifying plate; 52, second deviation rectifying plate. DETAILED DESCRIPTION

[0035] The following is a specific embodiment of the present application and further describes the technical solutions of the present application in conjunction with the drawings, but the present application is not limited to these embodiments.

[0036] As shown in Figures 1-7 The present application has a rectification effect of the corrugated paperboard processing edge trimming device, including rack 1, the rack 1 is provided with a conveyor belt 2, the outer side of the conveyor belt 2 is fixed with a plurality of push seats 3, the front and rear sides of the rack 1 are fixed with vertical plates 4, the left half of the vertical plate 4 is fixed with a first electric telescopic rod 5, the telescopic end of the first electric telescopic rod 5 is fixed with a first rectification plate 51, the right half of the vertical plate 4 is fixed with a second electric telescopic rod 6, the telescopic end of the second electric telescopic rod 6 is fixed with a second rectification plate 52, the upper side of the rack 1 is fixed with a mounting bracket 7, the mounting bracket 7 is provided with a driving mechanism, the driving mechanism is provided with a third electric telescopic rod 19, the telescopic end of the third electric telescopic rod 19 is provided with a U-shaped bracket 20, the lower end of the U-shaped bracket 20 is respectively provided with an edge trimming mechanism 21 and a burr trimming mechanism 25.

[0037] The corrugated paperboard is placed on the conveyor belt 2, the end of the corrugated paperboard is in contact with the push seat 3, the first rectification plate 51 on both sides is driven by the first electric telescopic rod 5 to rectify the corrugated paperboard, then the transmission belt is started, the push seat 3 on the conveyor belt 2 drives the corrugated paperboard to move, the edge trimming mechanism 21 is first used to trim the corrugated paperboard, then the burr trimming mechanism 25 is used to remove the burr after trimming, the quality of trimming is improved, and the second rectification plate 52 on both sides is driven by the second electric telescopic rod 6 to limit and rectify part of the corrugated paperboard after trimming, which greatly prevents the corrugated paperboard from deviating and has strong practicability.

[0038] The right side of the mounting bracket 7 is fixed with a mounting plate 8, the lower side of the mounting plate 8 is fixed with a fourth electric telescopic rod 9, and the lower end of the fourth electric telescopic rod 9 is rotatably connected with a flattening roller 10.

[0039] With the above structure, the flattening roller 10 can be used to flatten the corrugated paperboard after trimming to ensure the quality of the corrugated paperboard after trimming.

[0040] The driving mechanism includes a driving motor 11, the driving motor 11 is fixed on the mounting bracket 7, the output shaft end of the driving motor 11 is fixed with a bidirectional screw rod 17, two moving blocks 18 are threadedly connected on the bidirectional screw rod 17, and the third electric telescopic rod 19 is fixedly connected with the moving blocks 18.

[0041] With the above structure, the two moving blocks 18 can be moved towards each other or in the opposite direction by the driving motor 11, so as to adjust the distance between the two edge trimming mechanisms 21 on both sides, thereby meeting different trimming needs.

[0042] The U-shaped frame 20 is fixed with a support plate, the support plate is rotationally connected with a limiting roller 22, and the limiting roller 22 is fixed with an extension column 23 between the left and right ends.

[0043] With the above structure, when the trimming is performed, the limiting roller 22 is located between the trimming mechanism 21 and the trimming mechanism 25, and the end of the limiting roller 22 is close to the trimming position, so that the corrugated board can be limited and the trimming position can be flattened, thereby preventing the corrugated board from being raised during the trimming operation and affecting the trimming quality.

[0044] The lower side of the rack 1 is fixed with a dust collection box 13 close to the tail of the conveying belt 2, the dust collection box 13 is slidingly connected with a dust collection drawer 14, the lower end of the dust collection drawer 14 is fixed with a filter screen 15, the left side of the dust collection box 13 is fixed with a fan 16, the fan 16 is connected with a dust collection cover 12 through a pipeline, a plurality of dust falling openings are formed on the conveying belt 2, a dust suction groove 24 is formed on the rack 1 corresponding to the dust collection cover 12, the dust suction groove 24 is communicated with the dust collection cover 12, and a feeding opening is formed on the right part of the rack 1 and communicated with the upper end of the dust collection box 13.

[0045] With the above structure, the dust generated during the trimming and trimming operation can enter the dust suction groove 24 through the dust falling opening, and then enter the dust collection box 13 through the dust collection cover 12, and at the same time, the edge scraps generated during the trimming can fall into the dust collection box 13 through the feeding opening, and the edge scraps and debris can be separated by the filter screen 15, the edge scraps are left in the dust collection drawer 14, and the debris falls to the lower end of the dust collection box 13, so that the dust removal effect is good and the subsequent secondary utilization is facilitated.

[0046] The trimming mechanism 25 comprises a fifth electric telescopic rod 26, the fifth electric telescopic rod 26 is fixedly connected with the U-shaped frame 20, the other end of the fifth electric telescopic rod 26 is fixed with a mounting cover 27, the inside of the mounting cover 27 is fixed with a rotating motor 28, the output shaft end of the rotating motor 28 is fixed with a trimming knife 29, the side wall of the mounting cover 27 is provided with an annular cavity 31, the inside of the annular cavity 31 is fixed with a first spring 30, the telescopic end of the first spring 30 is fixed with an annular plate 32, the annular plate 32 is fixed with a telescopic cover 33, a plurality of trimming holes 35 are formed on the right end of the telescopic cover 33, and a dust discharge opening 34 is formed on the lower end of the telescopic cover 33.

[0047] With the above structure, after the trimming is completed, the telescopic cover 33 can be abutted against the corrugated board by the fifth electric telescopic rod 26, so that the trimming knife 29 can be used for trimming the edge of the corrugated board, thereby improving the quality of the corrugated board, and the debris generated during the trimming can fall from the dust discharge opening 34 and be collected through the dust collection cover 12.

[0048] The trimming mechanism 21 comprises a trimming motor 36 fixedly connected with the U-shaped frame 20, a protective cover 37 fixed on the trimming motor 36, a trimming cutter 38 fixed on an extended shaft end of the trimming motor 36 and extending into the protective cover 37, an opening 39 provided at a lower end of the protective cover 37 and through which the trimming cutter 38 extends, cavities 40 provided at left and right sides of the opening 39, a second spring 41 fixed in the cavities 40, and a cleaning brush 42 fixed on an extended end of the second spring 41.

[0049] With the above structure, the trimming cutter 38 can be protected by the protective cover 37, improving the safety in use. Meanwhile, the second spring 41 and the cleaning brush 42 can be used to clean the trimming cutter 38, preventing the quality of trimming from being affected by the residual debris on the trimming cutter 38. The second spring 41 can always provide a moving resistance between the cleaning brush 42 and the trimming cutter 38, ensuring the cleaning effect.

[0050] The cleaning brush 42 comprises a brush holder 43, an adjusting cavity 44 provided in the brush holder 43, a sliding plate 45 slidably connected in the adjusting cavity 44, a mounting seat 46 fixed on the right side of the sliding plate 45, bristles 48 fixed on the mounting seat 46, an electro-rheological fluid cavity 47 provided in the mounting seat 46, a delivery pump 49 fixed in the electro-rheological fluid cavity 47, a liquid storage opening of the delivery pump 49 in communication with the adjusting cavity 44 at the left side of the sliding plate 45, and an electrode sheet 50 fixed on the left side of the sliding plate 45.

[0051] With the above structure, after the cleaning brush 42 is used for a period of time, the delivery pump 49 can be used to deliver a part of the electro-rheological fluid in the electro-rheological fluid cavity 47 into the adjusting cavity 44, and then the electro-rheological fluid is hardened by the magnetic field generated by the electrode sheet 50, so that the bristles 48 are partially close to the trimming cutter 38, preventing the bristles 48 from being shortened and the cleaning quality after the cleaning brush 42 is used for a period of time, and prolonging the service life of the cleaning brush 42.

[0052] The working principle of the present application is as follows: the corrugated board is placed on the conveying belt 2, the end of the corrugated board is in contact with the push seat 3, the first deviation correcting plate 51 on both sides is driven by the first electric telescopic rod 5 to correct the deviation of the corrugated board, then the transmission belt is started to move the push seat 3 on the conveying belt 2 to drive the corrugated board to move, first, the trimming mechanism 21 is used to trim the corrugated board, the protective cover 37 is used to protect the trimming knife 38 during trimming to improve the safety of use, the second spring 41 and the cleaning brush 42 are used to clean the trimming knife 38 to prevent the residual debris from affecting the trimming quality, and the second spring 41 can always provide a moving contact force between the cleaning brush 42 and the trimming knife 38 to ensure the cleaning effect, after trimming, the fifth electric telescopic rod 26 is used to make the telescopic cover 33 in contact with the corrugated board to trim the burr of the corrugated board by the trimming knife 29 to improve the quality of the corrugated board, the debris generated during trimming can fall from the dust outlet 34 to be collected by the dust collecting cover 12, the second electric telescopic rod 6 is used to drive the second deviation correcting plate 52 on both sides to limit and correct the part of the corrugated board after trimming, which greatly prevents the deviation of the corrugated board, has strong practicability, and the dust generated during trimming and trimming can fall into the dust suction groove 24 through the dust falling port and then into the dust collecting box 13 through the dust collecting cover 12, meanwhile, the edge material generated during trimming can fall into the dust collecting box 13 through the feeding port, the filter screen 15 is used to separate the edge material and the debris, the edge material is left in the dust collecting drawer 14, and the debris falls to the lower end of the dust collecting box 13, which has good dust removal effect and is convenient for subsequent secondary utilization.

[0053] In summary, through the setting of the push seat 3, the first deviation correcting plate 51 and the second deviation correcting plate 52, the corrugated board is corrected during trimming to improve the trimming quality.

[0054] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but without departing from the spirit of the present application or exceeding the scope defined by the appended claims.

Claims

1. A trimming device for corrugated cardboard processing with a correction effect, comprising a frame (1), characterized in that, The frame (1) is provided with a conveyor belt (2), and several push seats (3) are fixed on the outside of the conveyor belt (2). The front and rear sides of the frame (1) are fixed with upright plates (4). The left half of the upright plate (4) is fixed with a first electric telescopic rod (5). The telescopic end of the first electric telescopic rod (5) is fixed with a first correction plate (51). The right half of the upright plate (4) is fixed with a second electric telescopic rod (6). The telescopic end of the second electric telescopic rod (6) is fixed with a second correction plate (52). The upper side of the frame (1) is fixed with a mounting frame (7). The mounting frame (7) is provided with a drive mechanism. The drive mechanism is provided with a third electric telescopic rod (19). The telescopic end of the third electric telescopic rod (19) is at the height of a U-shaped frame (20). The lower end of the U-shaped frame (20) is provided with an edge trimming mechanism (21) and a roughening mechanism (25).

2. The edge-trimming device for corrugated cardboard processing with correction effect according to claim 1, characterized in that, The mounting bracket (7) has a mounting plate (8) fixed on its right side, and a fourth electric telescopic rod (9) is fixed on the lower side of the mounting plate (8). The lower end of the fourth electric telescopic rod (9) is rotatably connected to a flattening roller (10).

3. The edge-trimming device for corrugated cardboard processing with a correction effect according to claim 1, characterized in that, The drive mechanism includes a drive motor (11), which is fixed on the mounting bracket (7). A bidirectional screw (17) is fixed to the output shaft end of the drive motor (11). Two moving blocks (18) are threadedly connected to the bidirectional screw (17). A third electric telescopic rod (19) is fixedly connected to the moving blocks (18).

4. The edge-trimming device for corrugated cardboard processing with a correction effect according to claim 3, characterized in that, A support plate is fixed on the U-shaped frame (20), and a limiting roller (22) is rotatably connected to the support plate. A telescopic column (23) is fixed between the limiting rollers (22) at the left and right ends.

5. The edge-trimming device for corrugated cardboard processing with a correction effect according to claim 1, characterized in that, A dust collection box (13) is fixed on the lower side of the frame (1) near the tail of the conveyor belt (2). A dust collection drawer (14) is slidably connected to the dust collection box (13). A filter screen (15) is fixed at the lower end of the dust collection drawer (14). A fan (16) is fixed on the left side of the dust collection box (13). The fan (16) is connected to a dust collection hood (12) through a pipe. Several dust drop ports are opened on the conveyor belt (2). A dust suction groove (24) is opened on the frame (1) at the position corresponding to the dust collection hood (12). The dust suction groove (24) is connected to the dust collection hood (12). A feed port connected to the upper end of the dust collection box (13) is opened on the right side of the frame (1).

6. The edge-trimming device for corrugated cardboard processing with correction effect according to claim 1, characterized in that, The trimming mechanism (25) includes a fifth electric telescopic rod (26), which is fixedly connected to a U-shaped frame (20). The other end of the fifth electric telescopic rod (26) is fixed with a mounting cover (27). A rotary motor (28) is fixed inside the mounting cover (27). A trimming knife (29) is fixed at the output shaft end of the rotary motor (28). An annular cavity (31) is opened on the side wall of the mounting cover (27). A first spring (30) is fixed inside the annular cavity (31). An annular plate (32) is fixed at the telescopic end of the first spring (30). A telescopic cover (33) is fixed on the annular plate (32). Several trimming holes (35) are opened at the right end of the telescopic cover (33). A dust discharge port (34) is opened at the lower end of the telescopic cover (33).

7. The edge-trimming device for corrugated cardboard processing with a correction effect according to claim 1, characterized in that, The trimming mechanism (21) includes a trimming motor (36), which is fixedly connected to the U-shaped frame (20). A protective cover (37) is fixed on the trimming motor (36). The extended shaft end of the trimming motor (36) extends into the protective cover (37) and is fixed with a trimming knife (38). An opening (39) for the trimming knife (38) to extend is provided at the lower end of the protective cover (37). A cavity (40) is provided on both the left and right sides of the opening (39). A second spring (41) is fixed inside the cavity (40). A cleaning brush (42) is fixed at the telescopic end of the second spring (41).

8. The edge-trimming device for corrugated cardboard processing with a correction effect according to claim 7, characterized in that, The cleaning brush (42) includes a brush seat (43), an adjustment cavity (44) is provided inside the brush seat (43), a slide plate (45) is slidably connected inside the adjustment cavity (44), a mounting base (46) is fixed on the right side of the slide plate (45), brush bristles (48) are fixed on the mounting base (46), an electrorheological fluid chamber (47) is provided inside the mounting base (46), a delivery pump (49) is fixed inside the electrorheological fluid chamber (47), the liquid storage port of the delivery pump (49) is connected to the adjustment cavity (44) on the left side of the slide plate (45), and an electrode plate (50) is fixed on the left side of the slide plate (45).

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