Environment-friendly paperboard cutting device for paperboard production

Abstract

The environment-friendly paperboard cutting device for paperboard production comprises a conveying device, a limiting device and a cutting device, the limiting device is arranged on the inner side of the conveying device, and the cutting device is arranged above the conveying device; the conveying device further comprises a raw material conveying roller and a waste paper recycling belt; the limiting device further comprises a guide rail mechanism and a limiting mechanism. The cutting device further comprises a separating mechanism, a cutting mechanism and a paper scrap recycling mechanism. The waste paper cutting device has the functions that cut waste paper can fall off between the rollers, the position of the limiting device is automatically adjusted according to the size of a raw material paperboard, meanwhile, the waste paper is automatically cleaned, the working efficiency is improved, and the production cost is reduced; paper scraps generated during paperboard cutting can be cleaned, recycled and adsorbed in time, paper scrap dust accumulation is prevented, and cleanliness and health of the working environment are guaranteed; and the paper boards adsorbed together can be separated, the situation that separation and cutting are deviated in the subsequent cutting process is prevented, and the machining quality is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to paperboard production technical field especially relates to a kind of paperboard cutting device for paperboard production with environmental protection. BACKGROUND

[0002] In the paperboard production process, the paperboard raw material needs to be cut to remove the excess part to meet the required size.

[0003] In the prior art, such as a paperboard cutting device disclosed in Chinese patent (CN220128937U), a processing table is internally hollow, the processing table is arranged along the left-right direction, two limiting mechanisms are arranged on the processing table with a front-rear interval, a driving mechanism is arranged in the processing table, the two limiting mechanisms are respectively in driving connection with the driving mechanism, a limiting plate is arranged between the two limiting mechanisms, a cutting mechanism is arranged on the upper left end of the processing table, a pushing mechanism is arranged on the processing table along the left-right direction, the pushing end of the pushing mechanism is connected with the limiting plate and drives the limiting plate to move towards the cutting mechanism. The front-rear two limiting mechanisms limit the front-rear ends of the paperboard, and the interval between the two limiting mechanisms can be adjusted by the driving mechanism. The right end of the paperboard is limited by the limiting plate, thereby effectively preventing the cutting of different size paperboards from being offset.

[0004] This mode has the following defects: 1. The cut waste paper is not recycled by the mechanism, resulting in the accumulation of cut waste paper on the cutting table, causing waste, time-consuming and laborious manual cleaning, and increasing additional labor costs; 2. A lot of paper dust is generated when cutting paperboard, which will accumulate on the surrounding equipment for a long time, causing environmental pollution and affecting the health of the working environment; 3. The paperboard may be tightly adhered together during feeding, which is not convenient for separation after cutting and may cause cutting offset of the paperboard.

[0005] Therefore, the paperboard cutting device for paperboard production with environmental protection is provided. UTILITY MODEL CONTENTS

[0006] To solve the above technical problems, the utility model discloses a paperboard cutting device for paperboard production with environmental protection, which can make the cut waste paper fall between the rollers, fall onto the waste paper recycling belt for recycling and storage, and automatically adjust the position of the limiting device according to the size of the raw paperboard while automatically cleaning the waste paper, improve the working efficiency and reduce the production cost; The paper dust generated during cutting can be cleaned and recycled in time to prevent the accumulation of paper dust and ensure the cleanliness and health of the working environment; The paperboard that is adsorbed together can be separated before entering the cutting mechanism for cutting to prevent separation and cutting offset during the subsequent cutting process and ensure the processing quality.

[0007] In order to achieve the above technical effects, the utility model provides a kind of paperboard production with paperboard cutting device of environmental protection, including conveying device, limiting device, cutting device, limiting device is arranged in the inside of conveying device, cutting device is set in conveying device upper side;The conveying device further include raw material conveying roller, waste paper recycling belt, waste paper recycling belt is set in raw material conveying roller below;The limiting device further include guide rail mechanism, limiting mechanism, limiting mechanism is set in guide rail mechanism upper side;The cutting device further include separation mechanism, cutting mechanism, paper scrap recycling mechanism, separation mechanism is set in cutting mechanism left side, paper scrap recycling mechanism is set in cutting mechanism side.

[0008] As preferred, the raw material conveying roller further includes transmission roller, transmission belt a, drive motor a, drive motor a is set in transmission roller left side below, transmission belt a is set between the output end of drive motor a and the input end of transmission roller.

[0009] As preferred, the transmission roller is provided with a gap for the limiting mechanism and the waste paper to pass through.

[0010] As preferred, the waste paper recycling belt further includes transmission mechanism, conveyor belt a, conveyor belt b, waste paper recycling box, transmission mechanism is set in the side of conveyor belt a and conveyor belt b, conveyor belt a is set in the left side of conveyor belt b and there is a gap between conveyor belt a and conveyor belt b, waste paper recycling box is set below the gap of conveyor belt a and conveyor belt b.

[0011] As preferred, the transmission mechanism further includes transmission belt b, transmission wheel a, transmission wheel b, transmission wheel c, transmission belt c, gear a, gear b, transmission wheel a is set in front of the butt joint of conveyor belt a and conveyor belt b, transmission belt b is set on the output end of drive motor a and transmission wheel a, transmission wheel b is set in front side of transmission wheel a, transmission wheel c is set in left side of transmission wheel b and transmission wheel c is connected with the right end input end of conveyor belt a through transmission shaft, transmission belt c is set between transmission wheel b and transmission wheel c, gear a is set behind transmission wheel a, gear b is set in right side of gear a and engages with gear b, gear b is connected with the left end input end of conveyor belt b through transmission shaft.

[0012] As preferred, the guide rail mechanism further includes linear guide rail a, linear guide rail b, linear guide rail a is set below linear guide rail b.

[0013] As preferred, the limiting mechanism further comprises an electric push rod a, a base, a sliding sleeve, a sponge suction cup, a rack, a gear c, a driving motor b, a support plate and a sensor a, the electric push rod a is arranged above the linear guide rail b, the base is arranged above the output end of the electric push rod a, the sliding sleeve is arranged above the base and is sleeved with the shaft on the base, the sponge suction cup is arranged above the shaft of the base, the rack is arranged below the side of the sliding sleeve, the gear c is arranged on the side of the rack and is engaged with the rack, the driving motor b is arranged on the right side of the sliding sleeve and the output end is connected with the gear c, the support plate is arranged on the rear side of the sliding sleeve, and the sensor a is arranged on the left and right sides of the cutting mechanism and is connected with the production workshop controller.

[0014] As preferred, the separating mechanism further comprises a mounting seat, an electric push rod b and a vibration suction cup, the mounting seat is arranged above the left side of the conveying roller, the electric push rod b is arranged below the mounting seat, the vibration suction cup is arranged below the electric push rod b, and the sensor b is arranged on the right side of the mounting seat and is connected with the production workshop controller.

[0015] As preferred, the paper scrap recycling mechanism further comprises an electrostatic roller, a driving motor c, a cleaning plate and a connecting rod, the electrostatic roller is arranged on the side of the cutting mechanism, the driving motor c is arranged on the right side of the electrostatic roller and is coaxially connected with the electrostatic roller, the cleaning plate is arranged on the right side of the electrostatic roller and is sleeved with the electrostatic roller, and the connecting rod is arranged above the electrostatic roller and penetrates through the cleaning plate.

[0016] Compared with the prior art, the device has the following beneficial effects:

[0017] The device comprises a conveying device, a limiting device and a cutting device, the limiting device is arranged through the conveying device, the cut waste paper can fall between the rollers and fall onto the waste paper recycling belt for recycling and storage, the limiting device position can be automatically adjusted according to the size of the raw paper board, the waste paper can be automatically cleaned at the same time, the working efficiency is improved, and the production cost is reduced; the paper scrap recycling mechanism is arranged, the paper scraps generated during the cutting of the paper board can be cleaned and recycled in time, the accumulation of the paper scraps and dust is prevented, and the clean and healthy working environment is ensured; the separating mechanism is arranged, the paper boards adsorbed together are separated before the paper boards enter the cutting mechanism for cutting, the separation cutting deviation in the subsequent cutting process is prevented, and the processing quality is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is an isometric view of the device;

[0019] Figure 2 is Figure 1 a local schematic view of a in the device;

[0020] Figure 3 is Figure 1Partial view of the middle b;

[0021] Figure 4 Front view of the utility model;

[0022] Figure 5 Left view of the utility model;

[0023] Figure 6 It is Figure 5 Sectional view of the middle c;

[0024] Figure 7 It is Figure 6 Partial view of the middle d;

[0025] In the drawings, the components represented by each reference numeral are listed as follows:

[0026] 1, raw material conveying roller; 2, waste paper recycling belt; 3, guide rail mechanism; 4, limiting mechanism; 5, separation mechanism; 6, cutting mechanism; 7, paper scrap recycling mechanism; 8, conveying roller; 9, transmission belt a; 10, drive motor a; 11, conveying belt a; 12, conveying belt b; 13, waste paper recycling box; 14, transmission belt b; 15, transmission wheel a; 16, transmission wheel b; 17, transmission wheel c; 18, transmission belt c; 19, gear a; 20, gear b; 21, linear guide rail a; 22, linear guide rail b; 23, electric push rod a; 24, base; 25, sliding sleeve; 26, sponge suction cup; 27, rack; 28, gear c; 29, drive motor b; 30, support plate; 31, sensor a; 32, mounting seat; 33, electric push rod b; 34, vibration suction cup; 35, sensor b; 36, electrostatic roller; 37, drive motor c; 38, cleaning plate; 39, connecting rod. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] As Figures 1 to 7As shown, in the prior art of the present embodiment, the inventors have found that the prior art has the following problems: firstly, the cut-off waste paper is not provided with a recycling mechanism, resulting in the accumulation of cut-off waste paper on the cutting table, causing waste, and manual cleaning is time-consuming and labor-intensive, increasing additional labor costs; secondly, cutting paperboard produces a lot of paper dust, which accumulates on the surrounding equipment over a long period of time, causing environmental pollution and affecting the health of the working environment; thirdly, during feeding, the paperboard may be tightly attached together, which is not convenient for separating and processing after cutting, and may also cause cutting errors due to paperboard misalignment;

[0029] Therefore, the inventors provide a paperboard cutting device for environmentally friendly paperboard production, which comprises a conveying device, a limiting device and a cutting device, the limiting device is arranged inside the conveying device, and the cutting device is arranged above the conveying device; the conveying device further comprises a raw material conveying roller 1 and a waste paper recycling belt 2, the waste paper recycling belt 2 is arranged below the raw material conveying roller 1; the limiting device further comprises a guide rail mechanism 3 and a limiting mechanism 4, the limiting mechanism 4 is arranged above the guide rail mechanism 3; the cutting device further comprises a separating mechanism 5, a cutting mechanism 6 and a paper dust recycling mechanism 7, the separating mechanism 5 is arranged on the left side of the cutting mechanism 6, and the paper dust recycling mechanism 7 is arranged on the side of the cutting mechanism 6.

[0030] By adopting the above scheme, the paperboard raw material enters the separating mechanism 5 on the raw material conveying roller 1 for separation and detection, separates the paperboard adsorbed together, prevents separation and cutting errors in the subsequent cutting process, and ensures the processing quality; then it is lifted away from the limited position of the raw material conveying roller 1 under the monitoring and adjustment of the limiting mechanism 4, conveyed to the right after cutting by the cutting mechanism 6, and the paper dust generated during cutting is adsorbed and recycled by the paper dust recycling mechanism 7, preventing the accumulation of paper dust and ensuring the cleanliness and health of the working environment; the cut-off waste paper falls onto the waste paper recycling belt 2 during rightward conveying, improving work efficiency and reducing production costs.

[0031] Further, the raw material conveying roller 1 further comprises a transmission roller 8, a transmission belt a 9 and a drive motor a 10, the drive motor a 10 is arranged below the left side of the transmission roller 8, and the transmission belt a 9 is arranged between the output end of the drive motor a 10 and the input end of the transmission roller 8;

[0032] The drive motor drives the transmission roller 8 to convey the paperboard raw material from left to right through the transmission belt a 11.

[0033] Further, gaps are provided between the transmission rollers 8 for the limiting mechanism 4 and the waste paper to pass through;

[0034] The waste paper can be recycled by falling through the gap between the conveying rollers 8 after cutting. The limiting mechanism 4 can be lifted and adjusted in position between the conveying rollers 8.

[0035] Further, the waste paper recycling belt 2 further comprises a transmission mechanism, a conveying belt a11, a conveying belt b12, and a waste paper recycling box 13. The transmission mechanism is arranged on the side of the conveying belt a11 and the conveying belt b12. The conveying belt a11 is arranged on the left side of the conveying belt b12, and a gap is left between the conveying belt a11 and the conveying belt b12. The waste paper recycling box 13 is arranged below the gap between the conveying belt a11 and the conveying belt b12.

[0036] The transmission mechanism transmits the power of the driving motor a10 to the conveying belt a11 and the conveying belt b12, so that the conveying belt a11 and the conveying belt b12 can convey waste paper towards each other. The waste paper falling from the gap of the conveying roller 8 above is conveyed to the gap above the waste paper recycling box 13, and finally falls into the waste paper recycling box 13 for centralized storage and recycling.

[0037] Further, the transmission mechanism further comprises a transmission belt b14, a transmission wheel a15, a transmission wheel b16, a transmission wheel c17, a transmission belt c18, a gear a19, and a gear b20. The transmission wheel a15 is arranged in front of the joint of the conveying belt a11 and the conveying belt b12. The transmission belt b14 is arranged on the output end of the driving motor a10 and the transmission wheel a15. The transmission wheel b16 is arranged on the front side of the transmission wheel a15. The transmission wheel c17 is arranged on the left side of the transmission wheel b16 and connected to the right end input end of the conveying belt a11 through a transmission shaft. The transmission belt c18 is arranged between the transmission wheel b16 and the transmission wheel c17. The gear a19 is arranged behind the transmission wheel a15. The gear b20 is arranged on the right side of the gear a19 and engaged with the gear b20. The gear b20 is connected to the left end input end of the conveying belt b12 through a transmission shaft.

[0038] The transmission belt b14 transmits the power on the driving motor a10 to the transmission wheel a15. The transmission wheel a15 drives the transmission wheel b16 to rotate, and drives the transmission wheel c17 to convey the waste paper to the left through the transmission belt c18. At the same time, the gear a19 drives the gear b20 to make the conveying belt b12 convey the waste paper to the right.

[0039] Further, the guide rail mechanism 3 further comprises a linear guide rail a21 and a linear guide rail b22. The linear guide rail a21 is arranged below the linear guide rail b22.

[0040] The linear guide rail a21 drives the linear guide rail b22 above to move left and right. The linear guide rail b22 drives the limiting mechanism 4 above to move forward and backward.

[0041] Further, the limiting mechanism 4 further comprises an electric push rod a23, a base 24, a sliding sleeve 25, a sponge suction cup 26, a rack 27, a gear c28, a drive motor b29, a support plate 30, a sensor a31, the electric push rod a23 is arranged above the linear guide rail b22, the base 24 is arranged on the output end of the electric push rod a23, the sliding sleeve 25 is arranged above the base 24 and is sleeved with the shaft on the base 24, the sponge suction cup 26 is arranged above the shaft of the base 24, the rack 27 is arranged on the side below the sliding sleeve 25, the gear c28 is arranged on the side of the rack 27 and is engaged with the rack 27, the drive motor b29 is arranged on the right side of the sliding sleeve 25 and the output end is connected with the gear c28, the support plate 30 is arranged on the rear side of the sliding sleeve 25, and the sensor a31 is arranged on the left and right sides of the cutting mechanism 6 and is connected with the production workshop controller by electric telecommunication.

[0042] Wherein, after the sensor a31 monitors the position signal of the paperboard raw material, the controller adjusts the guide rail mechanism 3 to automatically adjust, adjusts the limiting mechanism 4 to a suitable cutting position, the electric push rod a23 is elongated to fix the top sponge suction cup 26 to adsorb the paperboard, the drive motor b29 drives the gear c28 to rotate, the sliding sleeve 25 is rotated through the rack 27, and the support plate 30 is adjusted to a suitable position to provide support for the cutting mechanism 6 when cutting the paperboard.

[0043] Further, the separating mechanism 5 further comprises a mounting seat 32, an electric push rod b33, a vibration suction cup 34, a sensor b35, the mounting seat 32 is arranged above the left side of the conveying roller 8, the electric push rod b33 is arranged below the mounting seat 32, the vibration suction cup 34 is arranged below the electric push rod b33 respectively, and the sensor b35 is arranged on the right side of the mounting seat 32 and is connected with the production workshop controller by electric telecommunication.

[0044] Wherein, the sensor b35 monitors the paperboard signal to make the controller control the electric push rod b33 to be elongated, so that the vibration suction cup 34 adsorbs the paperboard and falls down, and then is conveyed to the cutting mechanism 6 below through the conveying roller 8 respectively for cutting.

[0045] Further, the paper scrap recycling mechanism 7 further comprises an electrostatic roller 36, a drive motor c37, a cleaning plate 38, a connecting rod 39, the electrostatic roller 36 is arranged on the side of the cutting mechanism 6 respectively, the drive motor c37 is arranged on the right side of the electrostatic roller 36 and is connected coaxially with the electrostatic roller 36, the cleaning plate 38 is arranged on the right side of the electrostatic roller 36 and is sleeved with the electrostatic roller 36, and the connecting rod 39 is arranged above the electrostatic roller 36 and passes through the cleaning plate 38.

[0046] The electrostatic roller 36 generates a weak electrostatic field on the surface after being electrified, which is used to adsorb the paper dust generated when the cutting mechanism 6 cuts the paperboard. The driving motor drives the electrostatic roller 36 to rotate, so that the paper dust can be uniformly adsorbed on the surface of the electrostatic roller 36. When cleaning is needed, the cleaning plate 38 can be pulled along the connecting rod 39 to scrape off the adsorbed paper dust from the surface of the electrostatic roller 36.

[0047] In summary, the device includes a conveying device, a limiting device, and a cutting device. The device is provided with a limiting device passing through the conveying device, so that the cut waste paper can fall between the rollers and fall onto the waste paper recycling belt 2 for recycling and storage. The limiting device position can be automatically adjusted according to the size of the raw paperboard, and the waste paper can be automatically cleaned at the same time, improving work efficiency and reducing production cost. The paper dust recycling mechanism 7 is provided, which can clean and recycle the paper dust generated during the cutting of the paperboard in time, prevent the accumulation of paper dust, and ensure the cleanliness and health of the working environment. The separation mechanism 5 is provided to separate the paperboards adsorbed together before the paperboards enter the cutting mechanism 6 for cutting, prevent the separation and cutting deviation from occurring in the subsequent cutting process, and ensure the processing quality.

[0048] The working principle of the utility model is as follows:

[0049] The paperboard raw material enters the separation mechanism 5 on the raw material conveying roller 1, the sensor b35 monitors the paperboard signal, the controller controls the electric push rod b33 to extend, the vibration suction cup 34 sucks up the paperboard, and the paperboards adsorbed together fall down, so that the paperboards adsorbed together can be separated, the separation and cutting deviation can be prevented from occurring in the subsequent cutting process, the processing quality is ensured, and then the conveying roller 8 respectively conveys the paperboards to the right to the cutting mechanism 6 below for cutting;

[0050] The paperboard raw material enters below the cutting mechanism 6, and the sensor a31 monitors the position signal of the paperboard raw material, and then the controller adjusts the guide rail mechanism 3 to automatically adjust the limiting mechanism 4 to the position suitable for cutting. The electric push rod a23 extends to make the top sponge suction cup 26 adsorb and fix the paperboard. The driving motor b29 drives the gear c28 to rotate, the rack 27 rotates the sliding sleeve 25, the supporting plate 30 is adjusted to the appropriate position, and the cutting mechanism 6 provides support when cutting the paperboard.

[0051] The waste paper can fall through the gap between the conveying rollers 8 after cutting, the power transmission belt b14 transmits the power on the driving motor a10 to the transmission wheel a15, the transmission wheel a15 drives the transmission wheel b16 to rotate, and the transmission wheel c17 drives the conveying belt a11 to convey the waste paper to the left through the power transmission belt c18; at the same time, the gear a19 drives the gear b20 to drive the conveying belt b12 to convey the waste paper to the right, the conveying belt a11 and the conveying belt b12 can convey the waste paper to the gap above the waste paper recycling box 13, and finally fall into the waste paper recycling box 13 for centralized storage and recycling, the device can automatically clean the waste paper while automatically adjusting the position of the limiting device according to the size of the raw paperboard, improve the work efficiency, and reduce the production cost;

[0052] At the same time, the electrostatic roller 36 generates a weak static field on the surface after being electrified, which is used to adsorb the paper dust generated when the cutting mechanism 6 cuts the paperboard, the driving motor drives the electrostatic roller 36 to rotate, so that the paper dust can be uniformly adsorbed on the surface of the electrostatic roller 36, when cleaning, the cleaning plate 38 can be pulled along the connecting rod 39 to scrape off the adsorbed paper dust on the surface of the electrostatic roller 36, so as to prevent the accumulation of paper dust and ensure the clean and healthy working environment;

[0053] At this point, the working principle of the device is described.

[0054] It should be noted that in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0055] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An environmentally friendly paperboard cutting device for paperboard production, comprising a conveying device, a limiting device, and a cutting device, wherein the limiting device is disposed inside the conveying device, and the cutting device is disposed above the conveying device, characterized in that: The conveying device further comprises a raw material conveying roller (1) and a waste paper recycling belt (2), wherein the waste paper recycling belt (2) is arranged below the raw material conveying roller (1); the limiting device further comprises a guide rail mechanism (3) and a limiting mechanism (4), wherein the limiting mechanism (4) is arranged above the guide rail mechanism (3); the cutting device further comprises a separating mechanism (5), a cutting mechanism (6) and a paper scrap recycling mechanism (7), wherein the separating mechanism (5) is arranged on the left side of the cutting mechanism (6), and the paper scrap recycling mechanism (7) is arranged on the side of the cutting mechanism (6).

2. The paperboard cutting device for environmentally friendly paperboard production according to claim 1, characterized in that: The raw material conveying roller (1) further comprises a conveying roller (8), a transmission belt a (9) and a driving motor a (10), wherein the driving motor a (10) is arranged below the left side of the conveying roller (8), and the transmission belt a (9) is arranged between the output end of the driving motor a (10) and the input end of the conveying roller (8).

3. The paperboard cutting device for environmentally friendly paperboard production according to claim 2, characterized in that: The conveying roller (8) is provided with a gap for the limiting mechanism (4) and the waste paper to pass through.

4. The paperboard cutting device for environmentally friendly paperboard production according to claim 1, characterized in that: The waste paper recycling belt (2) further comprises a transmission mechanism, a conveying belt a (11), a conveying belt b (12) and a waste paper recycling box (13), wherein the transmission mechanism is arranged on the side of the conveying belt a (11) and the conveying belt b (12), the conveying belt a (11) is arranged on the left side of the conveying belt b (12) and a gap is left between the conveying belt a (11) and the conveying belt b (12), and the waste paper recycling box (13) is arranged below the gap of the conveying belt a (11) and the conveying belt b (12).

5. The environmentally friendly paperboard trimming device for paperboard production according to claim 4, characterized in that: The transmission mechanism further comprises a transmission belt b (14), a transmission wheel a (15), a transmission wheel b (16), a transmission wheel c (17), a transmission belt c (18), a gear a (19) and a gear b (20), wherein the transmission wheel a (15) is arranged in front of the joint of the conveying belt a (11) and the conveying belt b (12), the transmission belt b (14) is arranged on the output end of the driving motor a (10) and the transmission wheel a (15), the transmission wheel b (16) is arranged on the left side of the transmission wheel a (15), the transmission wheel c (17) is arranged on the left side of the transmission wheel b (16) and connected with the right end input end of the conveying belt a (11) through a transmission shaft, the transmission belt c (18) is arranged between the transmission wheel b (16) and the transmission wheel c (17), the gear a (19) is arranged behind the transmission wheel a (15), the gear b (20) is arranged on the right side of the gear a (19) and engaged with the gear b (20), and the gear b (20) is connected with the left end input end of the conveying belt b (12) through a transmission shaft.

6. The environmentally friendly paperboard trimming device for paperboard production according to claim 1, characterized in that: The guide rail mechanism (3) further comprises a linear guide rail a (21) and a linear guide rail b (22), wherein the linear guide rail a (21) is arranged below the linear guide rail b (22).

7. The environmentally friendly paperboard cutting device for paperboard production according to claim 1, characterized in that: The limiting mechanism (4) further comprises an electric push rod a (23), a base (24), a sliding sleeve (25), a sponge suction cup (26), a rack (27), a gear c (28), a drive motor b (29), a support plate (30), a sensor a (31), the electric push rod a (23) is arranged above the linear guide rail b (22), the base (24) is arranged on the output end of the electric push rod a (23), the sliding sleeve (25) is arranged above the base (24) and is sleeved with the shaft on the base (24), the sponge suction cup (26) is arranged above the shaft of the base (24), the rack (27) is arranged below the side of the sliding sleeve (25), the gear c (28) is arranged on the side of the rack (27) and is engaged with the rack (27), the drive motor b (29) is arranged on the right side of the sliding sleeve (25) and the output end is connected with the gear c (28), the support plate (30) is arranged on the back side of the sliding sleeve (25), and the sensor a (31) is arranged on the left and right sides of the cutting mechanism (6) respectively and is connected with the production workshop controller.

8. The environmentally friendly paperboard trimming device for paperboard production according to claim 1, characterized in that: The separating mechanism (5) further comprises a mounting seat (32), an electric push rod b (33), a vibration suction cup (34), a sensor b (35), the mounting seat (32) is arranged above the left side of the conveying roller (8), the electric push rod b (33) is arranged below the mounting seat (32), the vibration suction cup (34) is arranged below the electric push rod b (33) respectively, and the sensor b (35) is arranged on the right side of the mounting seat (32) and is connected with the production workshop controller.

9. The environmentally friendly paperboard trimming device for paperboard production according to claim 1, characterized in that: The paper scrap recycling mechanism (7) further comprises an electrostatic roller (36), a drive motor c (37), a cleaning plate (38), and a connecting rod (39), the electrostatic roller (36) is arranged on the side of the cutting mechanism (6) respectively, the drive motor c (37) is arranged on the right side of the electrostatic roller (36) and is coaxially connected with the electrostatic roller (36), the cleaning plate (38) is arranged on the right side of the electrostatic roller (36) and is sleeved with the electrostatic roller (36), and the connecting rod (39) is arranged above the electrostatic roller (36) and passes through the cleaning plate (38).

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