A special paper reeling machine with adjustable width and quick-change rollers

Abstract

The present invention discloses a roller quick-change special paper reel with adjustable width, which relates to the technical field of reeling machines, and comprises a base, wherein the outer wall of the base is provided with a motor, the output end of the motor is connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a winding roller shaft, and further comprises a connecting mechanism, a shielding mechanism and a clamping mechanism. The present invention arranges a connecting mechanism, inserts a connecting block into a connecting groove, until the fixed block is engaged into the fixed groove by the elastic force of an elastic sheet, and the fixed shaft and the connecting shaft are fixedly connected; when the connecting shaft is disassembled, the rotating block is rotated to drive the extrusion block to move, the extrusion block moves to contact with the fixed block, and the fixed block is pushed to move, and the fixed block moves out of the fixed groove, canceling the fixation of the connecting shaft, so that the connecting shaft can be disassembled, and it is convenient to replace connecting shafts of different lengths by quickly installing and disassembling the connecting shaft, so as to adjust the length of the winding roller shaft.

Description

Technical Field

[0001] The invention relates to the technical field of paper reels, in particular to a width-adjustable roller quick-change special paper reel. Background Art

[0002] Specialty paper is paper with special uses and relatively small output. There are many types of specialty paper, and the width and size are even more varied and not uniform. When winding specialty paper, a paper reel is usually used, but the roller length of the existing paper reel used to wind the paper is fixed and not easy to adjust.

[0003] When using existing paper rolling equipment to roll up special papers of different widths, the length of the winding roller is fixed, so it is impossible to roll up special papers with extra-long widths. Insufficient roller length will easily affect the paper rolling effect. The roller of the paper rolling equipment has a structure for clamping and fixing the end of the paper. If only a cylinder extending in the length direction of the original roller is made, the purpose of properly fixing the end of the special paper cannot be achieved.

[0004] In order to achieve the purpose of conveniently adjusting the roller length of a paper reel, a special paper reel with adjustable roller width and quick-change type is provided. Summary of the invention

[0005] The purpose of the present invention is to provide a special paper reeling machine with adjustable width and quick-change rollers in order to solve the technical problems in the background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a roller quick-change special paper reel with adjustable width, comprising a base, a motor is installed on the outer wall of the base, a rotating shaft is connected to the output end of the motor, one end of the rotating shaft is fixedly connected to a winding roller, the winding roller is composed of a fixed shaft and a connecting shaft, the fixed shaft is fixedly connected to one end of the rotating shaft, the fixed shaft and the connecting shaft are connected by a connecting mechanism, the outer walls of the fixed shaft and the connecting shaft are both provided with a clamping groove for inserting one end of a paper, one end of the clamping groove is shielded by a shielding mechanism, and one end of the paper is clamped in the clamping groove by the clamping mechanism;

[0007] The connecting mechanism includes a connecting groove, which is opened at one end of the fixed shaft, and a fixing groove is opened on the inner wall of the connecting groove. A connecting block is fixedly connected to one end of the connecting shaft, and a fixed block is slidably connected inside the connecting shaft and the connecting block. One end of the fixed block extends out of the connecting block, and an elastic sheet is fixedly connected to the outer wall of the fixed block. An extrusion block is slidably connected to the interior of the connecting shaft at one side of the fixed block, and a threaded rod extending to the interior of the extrusion block is rotatably connected to the interior of the connecting shaft, and one end of the threaded rod is fixedly connected to a rotating block.

[0008] As a further solution of the present invention: the connecting mechanism also includes a rotating groove, the rotating groove is opened on the outer wall of the connecting shaft for the rotating block to rotate, the inner wall of the rotating groove is opened with a clamping groove, one end of the rotating block is opened with an installation groove, the inner wall of the installation groove is slidably connected with a clamping block, the outer wall of the clamping block is opened with a through hole, the inner wall of the installation groove is opened with a threaded hole, and the inner wall of the threaded hole is connected with a bolt.

[0009] As a further solution of the present invention: the shielding mechanism includes a baffle, which is rotatably connected to one end of the connecting shaft, a positioning groove is provided at the connection position between the outer wall of the connecting shaft and the baffle, the interior of the baffle is slidably connected to a positioning block extending from the baffle, a positioning spring is connected between the positioning block and the baffle, the interior of the baffle is located at the outer wall of the positioning block and is rotatably connected to a spur gear, the interior of the baffle is located at the outer wall of the spur gear and is slidably connected to a pushing block, and the pushing block extends out of the baffle.

[0010] As a further solution of the present invention: the clamping mechanism includes a first clamping block, which is symmetrically slidably connected to the interior of the fixed shaft and extends to the inner wall of the clamping groove, the outer wall of the first clamping block is fixedly connected to a first limit plate, the interior of the fixed shaft is fixedly connected to a first limit column that passes through the first limit plate, the outer wall of the first limit column between the two first limit plates is connected to a first spring, a slot is provided at one end of the first clamping block, the interior of the connecting shaft is symmetrically slidably connected to a second clamping block that extends to the inner wall of the clamping groove, the outer wall of the second clamping block is fixedly connected to a second limit plate, the interior of the connecting shaft is fixedly connected to a second limit column that passes through the second limit plate, the outer wall of the second limit column between the two second limit plates is connected to a second spring, one end of the second clamping block is fixedly connected to an insert block, the interior of the connecting shaft is slidably connected to a displacement rod that extends out of the connecting shaft, the displacement rod is located on one side of the second clamping block, the outer wall of the displacement rod is fixedly connected to a sliding rod, the outer wall of the second clamping block is provided with a transverse groove for the sliding rod, and one end of the transverse groove is provided with an oblique groove.

[0011] As a further solution of the present invention: the outer wall of the connecting block is in contact with the inner wall of the connecting groove, and the inner wall of the fixing groove is in contact with the outer wall of the fixing block.

[0012] As a further solution of the present invention: a mounting hole is provided on the outer wall of the extrusion block, and a thread matching the threaded rod is provided in the mounting hole.

[0013] As a further solution of the present invention: the outer wall of the clamping block fits with the inner wall of the mounting slot, the threaded hole matches the bolt, and the outer wall of one end of the clamping block extending out of the mounting slot fits with the inner wall of the clamping slot.

[0014] As a further solution of the present invention: the inner wall of the positioning groove is in contact with the outer wall of one end of the positioning block, and the outer walls of the positioning block and the pushing block are both provided with tooth grooves, which mesh with the spur gear.

[0015] As a further solution of the present invention: a first limiting hole is opened on the outer wall of the first limiting plate, and the inner wall of the first limiting hole is fitted with the outer wall of the first limiting column; a second limiting hole is opened on the outer wall of the second limiting plate, and the inner wall of the second limiting hole is fitted with the outer wall of the second limiting column.

[0016] As a further solution of the present invention: the inner wall of the slot fits with the outer wall of the insert block, and the outer wall of the slide bar fits with the inner walls of the transverse groove and the oblique groove.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. By setting up a connection mechanism, insert the connection block into the connection groove until the fixed block is engaged into the fixed groove by the elastic force of the elastic sheet, and the fixed shaft and the connection shaft are fixedly connected; when the connection shaft is disassembled, the rotation block drives the extrusion block to move, and the extrusion block moves and contacts the fixed block, pushing the fixed block to move, and the fixed block moves out of the fixed groove, canceling the fixation of the connection shaft, so that the connection shaft can be disassembled. This design facilitates the rapid installation and disassembly of the connection shaft to replace the connection shaft of different lengths, thereby adjusting the length of the winding roller shaft.

[0019] 2. By setting a shielding mechanism and a clamping mechanism, when the fixed shaft and the connecting shaft are connected, the insert block is inserted into the slot to complete the docking of the first clamp block and the second clamp block. When the baffle is closed, the baffle rotates and contacts the displacement rod, pushing the displacement rod to move. The displacement of the displacement rod drives the sliding rod to move. The sliding rod slides in the transverse groove and contacts the inclined groove. The sliding rod pushes the second clamp block to move. The second clamp block and the first clamp block move together to clamp and fix one end of the paper entering the clamping groove, so as to facilitate the clamping and positioning of one end of the paper in the clamping groove and facilitate the paper winding operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the present invention;

[0021] Figure 2 It is a schematic diagram of the disassembly of the fixed shaft and the connecting shaft of the present invention;

[0022] Figure 3 It is a schematic diagram of the installation structure of the first clamping block of the present invention;

[0023] Figure 4 It is a schematic diagram of the internal structure of the connecting shaft of the present invention;

[0024] Figure 5 It is a schematic diagram of the installation of the card block of the present invention;

[0025] Figure 6 It is a schematic diagram of the installation structure of the second clamping block of the present invention;

[0026] Figure 7 It is a schematic diagram of the installation structure of the baffle of the present invention;

[0027] Figure 8 It is a schematic diagram of the internal structure of the baffle of the present invention;

[0028] Fig. 9 It is a schematic diagram of the internal structure of the second clamping block of the present invention.

[0029] In the figure: 1, base; 2, motor; 3, rotating shaft; 4, winding roller shaft; 5, fixed shaft; 6, connecting shaft; 7, connecting mechanism; 701, connecting groove; 702, fixed groove; 703, connecting block; 704, fixed block; 705, elastic sheet; 706, extrusion block; 707, threaded rod; 708, rotating block; 709, rotating groove; 710, clamping groove; 711, mounting groove; 712, clamping block; 713, threaded hole; 714, through hole; 715, bolt; 8, shielding mechanism; 801, baffle ; 802, positioning groove; 803, positioning block; 804, positioning spring; 805, spur gear; 806, pushing block; 9, clamping mechanism; 901, first clamping block; 902, first limiting plate; 903, first limiting column; 904, first spring; 905, slot; 906, second clamping block; 907, second limiting plate; 908, second limiting column; 909, second spring; 910, insert block; 911, displacement rod; 912, sliding rod; 913, horizontal groove; 914, inclined groove; 10, clamping groove. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following is an explanation of an embodiment of the present invention based on the overall structure of the present invention.

[0032] See also Figures 1 to 9In an embodiment of the present invention, a roller quick-change special paper reel with adjustable width includes a base 1, an outer wall of the base 1 is installed with a motor 2, an output end of the motor 2 is connected with a rotating shaft 3, one end of the rotating shaft 3 is fixedly connected with a winding roller shaft 4, the winding roller shaft 4 is composed of a fixed shaft 5 and a connecting shaft 6, the fixed shaft 5 is fixedly connected to one end of the rotating shaft 3, the fixed shaft 5 and the connecting shaft 6 are connected by a connecting mechanism 7, the outer walls of the fixed shaft 5 and the connecting shaft 6 are both provided with a clamping groove 10 for inserting one end of the paper, one end of the clamping groove 10 is shielded by a shielding mechanism 8, one end of the paper is clamped in the clamping groove 10 by a clamping mechanism 9, the connecting mechanism 7 includes a connecting groove 701, the connecting groove 701 is provided at one end of the fixed shaft 5, the inner wall of the connecting groove 701 is provided with a fixing groove 702, one end of the connecting shaft 6 is fixedly connected with a connecting block 703, the connecting shaft 6 and the connecting block 703 A fixed block 704 is slidably connected inside the connecting shaft 6, a connecting block 703 is extended from one end of the fixed block 704, an elastic sheet 705 is fixedly connected to the outer wall of the fixed block 704, an extrusion block 706 is slidably connected to the inside of the connecting shaft 6 on one side of the fixed block 704, a threaded rod 707 extending to the inside of the extrusion block 706 is rotatably connected inside the connecting shaft 6, one end of the threaded rod 707 is fixedly connected to a rotating block 708, the connecting mechanism 7 also includes a rotating groove 709, the rotating groove 709 is provided on the outer wall of the connecting shaft 6 for the rotating block 708 to rotate, a clamping groove 710 is provided on the inner wall of the rotating groove 709, an installation groove 711 is provided at one end of the rotating block 708, a clamping block 712 is slidably connected to the inner wall of the installation groove 711, a through hole 714 is provided on the outer wall of the clamping block 712, a threaded hole 713 is provided on the inner wall of the installation groove 711, and a bolt 715 is connected to the inner wall of the threaded hole 713.

[0033] In this embodiment: a plurality of connecting shafts 6 of different lengths are prepared in advance, and according to the size of the special paper to be rolled, a connecting shaft 6 of a suitable length is selected and installed on the fixed shaft 5 to form a complete roller shaft.

[0034] When connecting the connecting shaft 6 and the fixed shaft 5, the connecting block 703 is inserted into the connecting groove 701 until the fixed block 704 is engaged into the fixed groove 702 by the elastic force of the elastic sheet 705, thereby fixing the fixed shaft 5 and the connecting shaft 6.

[0035] When the connecting shaft 6 is disassembled, the rotating block 708 is rotated, and the rotating block 708 rotates to drive the threaded rod 707 to rotate, and the threaded rod 707 rotates to drive the extrusion block 706 to move, and the extrusion block 706 moves to contact the fixed block 704, pushing the fixed block 704 to move, and the fixed block 704 moves out of the fixed groove 702, canceling the fixation of the connecting shaft 6, so that the connecting shaft 6 can be disassembled. This design facilitates the rapid installation and removal of the connecting shaft 6, thereby replacing the connecting shaft 6 of different lengths, and realizing the adjustment operation of the length of the winding roller shaft 4.

[0036] When the rotating block 708 is not in use, the clamping block 712 is placed into the installation groove 711, and the bolt 715 is connected through the through hole 714 into the threaded hole 713 to fix the clamping block 712. The extended end of the clamping block 712 is engaged into the clamping groove 710 to fix the rotating block 708 in the rotating groove 709 to prevent the rotating block 708 from loosening and causing the connecting shaft 6 to loosen.

[0037] Please refer to Figures 7 and 8 The shielding mechanism 8 includes a baffle 801, which is rotatably connected to one end of the connecting shaft 6. A positioning groove 802 is provided at the connection position between the outer wall of the connecting shaft 6 and the baffle 801. The baffle 801 is internally slidably connected with a positioning block 803 extending from the baffle 801. A positioning spring 804 is connected between the positioning block 803 and the baffle 801. The baffle 801 is internally located on the outer wall of the positioning block 803 and is rotatably connected with a spur gear 805. The baffle 801 is internally located on the outer wall of the spur gear 805 and is slidably connected with a push block 806, and the push block 806 extends out of the baffle 801.

[0038] In this embodiment: when one end of the clamping groove 10 is blocked, the pushing block 806 is pushed to move, and the displacement of the pushing block 806 drives the spur gear 805 to rotate, and the rotation of the spur gear 805 drives the positioning block 803 to move into the baffle 801, causing compression on the positioning spring 804, and rotating the baffle 801 to fit with the connecting shaft 6, and then the pushing block 806 is released, and the positioning block 803 is engaged into the positioning groove 802 by the elastic force of the positioning spring 804, thereby fixing the baffle 801.

[0039] Please refer to Figures 3 to 9The clamping mechanism 9 includes a first clamping block 901, which is symmetrically slidably connected to the inside of the fixed shaft 5 and extends to the inner wall of the clamping groove 10. The outer wall of the first clamping block 901 is fixedly connected to a first limiting plate 902. The inside of the fixed shaft 5 is fixedly connected to a first limiting column 903 that runs through the first limiting plate 902. The outer wall of the first limiting column 903 between the two first limiting plates 902 is connected to a first spring 904. A slot 905 is provided at one end of the first clamping block 901. The inside of the connecting shaft 6 is symmetrically slidably connected to a second clamping block 906 that extends to the inner wall of the clamping groove 10. The outer wall of the second clamping block 906 is fixedly connected to The second limiting plate 907 and the connecting shaft 6 are internally fixedly connected with a second limiting column 908 which passes through the second limiting plate 907, and the outer wall of the second limiting column 908 between the two second limiting plates 907 is connected with a second spring 909, one end of the second clamping block 906 is fixedly connected with an insert block 910, and the interior of the connecting shaft 6 is slidably connected with a displacement rod 911 extending from the connecting shaft 6, the displacement rod 911 is located on one side of the second clamping block 906, and the outer wall of the displacement rod 911 is fixedly connected with a sliding rod 912, and the outer wall of the second clamping block 906 is provided with a transverse groove 913 for the sliding rod 912 to slide, and one end of the transverse groove 913 is provided with an inclined groove 914.

[0040] In this embodiment: when the fixed shaft 5 and the connecting shaft 6 are connected, the insert block 910 is inserted into the slot 905 to complete the docking of the first clamp block 901 and the second clamp block 906. When the baffle 801 is closed, the baffle 801 rotates and contacts the displacement rod 911, pushing the displacement rod 911 to move. The displacement of the displacement rod 911 drives the slide bar 912 to move. The slide bar 912 slides in the transverse groove 913 and contacts the inclined groove 914. The slide bar 912 pushes the second clamp block 906 to move. The second clamp block 906 and the first clamp block 901 move together to clamp and fix one end of the paper entering the clamping groove 10, so as to facilitate the clamping and positioning of one end of the paper in the clamping groove 10 and facilitate the paper winding operation.

[0041] Please refer to Figures 1 to 5 The outer wall of the connecting block 703 fits with the inner wall of the connecting groove 701 , and the inner wall of the fixing groove 702 fits with the outer wall of the fixing block 704 .

[0042] In this embodiment: the connecting block 703 is inserted into the connecting groove 701 until the fixing block 704 is engaged into the fixing groove 702 by the elastic force of the elastic sheet 705 , thereby fixing the fixing shaft 5 and the connecting shaft 6 to be connected.

[0043] Please refer to Figures 1 to 5 The outer wall of the extrusion block 706 is provided with a mounting hole, and a thread matching the threaded rod 707 is provided in the mounting hole.

[0044] In this embodiment: the rotation of the rotating block 708 drives the threaded rod 707 to rotate, and the rotation of the threaded rod 707 drives the extrusion block 706 to move. The extrusion block 706 moves and contacts with the fixed block 704, pushing the fixed block 704 to move. The fixed block 704 moves out of the fixed groove 702, canceling the fixation of the connecting shaft 6, so that the connecting shaft 6 can be disassembled.

[0045] Please refer to Figures 1 to 5 The outer wall of the block 712 fits with the inner wall of the mounting groove 711 , the threaded hole 713 matches the bolt 715 , and the outer wall of one end of the block 712 extending out of the mounting groove 711 fits with the inner wall of the slot 710 .

[0046] In this embodiment: the clamping block 712 is placed into the installation groove 711, and the bolt 715 is connected through the through hole 714 and entered into the threaded hole 713 to fix the clamping block 712. The extended end of the clamping block 712 is engaged into the clamping groove 710, and the rotating block 708 is fixed in the rotating groove 709 to prevent the rotating block 708 from loosening and causing the connecting shaft 6 to loosen.

[0047] Please refer to Figures 7 and 8 The inner wall of the positioning groove 802 is in contact with the outer wall of one end of the positioning block 803 , and the outer walls of the positioning block 803 and the pushing block 806 are both provided with tooth grooves, which mesh with the spur gear 805 .

[0048] In this embodiment: the pushing block 806 is pushed to move, and the displacement of the pushing block 806 drives the spur gear 805 to rotate. The rotation of the spur gear 805 drives the positioning block 803 to move into the baffle 801, causing compression on the positioning spring 804, and the rotating baffle 801 is fitted with the connecting shaft 6. Then the pushing block 806 is released, and the positioning block 803 is engaged into the positioning groove 802 by the elastic force of the positioning spring 804, thereby fixing the baffle 801.

[0049] Please refer to Figures 3 to 9 A first limiting hole is formed on the outer wall of the first limiting plate 902 , and the inner wall of the first limiting hole is in contact with the outer wall of the first limiting column 903 . A second limiting hole is formed on the outer wall of the second limiting plate 907 , and the inner wall of the second limiting hole is in contact with the outer wall of the second limiting column 908 .

[0050] In this embodiment: when the first clamping block 901 drives the first limiting plate 902 to slide, the first limiting column 903 and the first limiting hole slide relative to each other, and the first limiting column 903 limits the displacement direction of the first clamping block 901; when the second clamping block 906 drives the second limiting plate 907 to slide, the second limiting column 908 and the second limiting hole slide relative to each other, and the second limiting column 908 limits the displacement direction of the second clamping block 906.

[0051] Please refer to Figures 3 to 9 The inner wall of the slot 905 fits with the outer wall of the insert block 910 , and the outer wall of the slide bar 912 fits with the inner walls of the transverse groove 913 and the oblique groove 914 .

[0052] In this embodiment: when the baffle 801 is closed, the baffle 801 rotates and contacts the displacement rod 911, pushing the displacement rod 911 to move, the displacement of the displacement rod 911 drives the slide bar 912 to move, the slide bar 912 slides in the transverse groove 913 and contacts the inclined groove 914, the slide bar 912 pushes the second clamping block 906 to move, the second clamping block 906 and the first clamping block 901 move together to clamp and fix one end of the paper entering the clamping groove 10.

[0053] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A special paper reel with adjustable width and quick-change rollers, comprising a base (1), an outer wall of the base (1) being provided with a motor (2), an output end of the motor (2) being connected to a rotating shaft (3), one end of the rotating shaft (3) being fixedly connected to a reeling roller (4), It is characterized in that The winding roller shaft (4) is composed of a fixed shaft (5) and a connecting shaft (6); the fixed shaft (5) is fixedly connected to one end of the rotating shaft (3); the fixed shaft (5) and the connecting shaft (6) are connected via a connecting mechanism (7); the outer walls of the fixed shaft (5) and the connecting shaft (6) are both provided with a clamping groove (10) for inserting one end of a paper; one end of the clamping groove (10) is shielded by a shielding mechanism (8); and one end of the paper is clamped in the clamping groove (10) by a clamping mechanism (9); The connecting mechanism (7) comprises a connecting groove (701), wherein the connecting groove (701) is provided at one end of the fixed shaft (5), and a fixing groove (702) is provided on the inner wall of the connecting groove (701); a connecting block (703) is fixedly connected to one end of the connecting shaft (6); a fixing block (704) is slidably connected inside the connecting shaft (6) and the connecting block (703); one end of the fixing block (704) extends out of the connecting block (703); an elastic sheet (705) is fixedly connected to the outer wall of the fixing block (704); an extrusion block (706) is slidably connected inside the connecting shaft (6) and located on one side of the fixing block (704); a threaded rod (707) extending to the inside of the extrusion block (706) is rotatably connected inside the connecting shaft (6), and one end of the threaded rod (707) is fixedly connected to a rotating block (708).

2. A special paper reeling machine with adjustable width and quick-change rollers according to claim 1, It is characterized in that The connecting mechanism (7) further comprises a rotating groove (709), wherein the rotating groove (709) is provided on the outer wall of the connecting shaft (6) for the rotating block (708) to rotate, and a clamping groove (710) is provided on the inner wall of the rotating groove (709). An installation groove (711) is provided at one end of the rotating block (708), a clamping block (712) is slidably connected to the inner wall of the installation groove (711), a through hole (714) is provided on the outer wall of the clamping block (712), a threaded hole (713) is provided on the inner wall of the installation groove (711), and a bolt (715) is connected to the inner wall of the threaded hole (713).

3. A special paper reeling machine with adjustable width and quick-change rollers according to claim 2, It is characterized in that The shielding mechanism (8) comprises a baffle (801), the baffle (801) being rotatably connected to one end of the connecting shaft (6), a positioning groove (802) being provided at a connection position between the outer wall of the connecting shaft (6) and the baffle (801), a positioning block (803) extending from the baffle (801) being slidably connected inside the baffle (801), a positioning spring (804) being connected between the positioning block (803) and the baffle (801), a spur gear (805) being rotatably connected inside the baffle (801) and located on the outer wall of the positioning block (803), a pushing block (806) being slidably connected inside the baffle (801) and located on the outer wall of the spur gear (805), and the pushing block (806) extending from the baffle (801).

4. A special paper reeling machine with adjustable width and quick-change rollers according to claim 3, It is characterized in that The clamping mechanism (9) comprises a first clamping block (901), the first clamping block (901) is symmetrically slidably connected to the interior of the fixed shaft (5) and extends to the inner wall of the clamping groove (10), the outer wall of the first clamping block (901) is fixedly connected to a first limiting plate (902), the interior of the fixed shaft (5) is fixedly connected to a first limiting column (903) penetrating the first limiting plate (902), the outer wall of the first limiting column (903) between the two first limiting plates (902) is connected to a first spring (904), one end of the first clamping block (901) is provided with a slot (905), the interior of the connecting shaft (6) is symmetrically slidably connected to a second clamping block (906) extending to the inner wall of the clamping groove (10), the outer wall of the second clamping block (906) is fixedly connected to a second limiting column (903), and the first spring (904) is connected to the outer wall of the first limiting column (903). The connecting shaft (6) comprises a second limiting plate (907), the interior of which is fixedly connected with a second limiting column (908) which passes through the second limiting plate (907), the outer wall of the second limiting column (908) between the two second limiting plates (907) is connected with a second spring (909), one end of the second clamping block (906) is fixedly connected with an insert block (910), the interior of the connecting shaft (6) is slidably connected with a displacement rod (911) which extends from the connecting shaft (6), the displacement rod (911) is located on one side of the second clamping block (906), the outer wall of the displacement rod (911) is fixedly connected with a sliding rod (912), the outer wall of the second clamping block (906) is provided with a transverse groove (913) for the sliding of the sliding rod (912), and one end of the transverse groove (913) is provided with an inclined groove (914).

5. The special paper reeling machine with adjustable width and quick-change rollers according to claim 1, It is characterized in that The outer wall of the connecting block (703) fits with the inner wall of the connecting groove (701), and the inner wall of the fixing groove (702) fits with the outer wall of the fixing block (704).

6. The special paper reeling machine with adjustable width and quick-change rollers according to claim 1, It is characterized in that An outer wall of the extrusion block (706) is provided with a mounting hole, and a thread matching the threaded rod (707) is provided in the mounting hole.

7. The special paper reeling machine with adjustable width and quick-change rollers according to claim 2, It is characterized in that The outer wall of the clamping block (712) fits with the inner wall of the mounting groove (711), the threaded hole (713) matches with the bolt (715), and the outer wall of one end of the clamping block (712) extending out of the mounting groove (711) fits with the inner wall of the clamping groove (710).

8. The width-adjustable roller quick-change special paper reeling machine according to claim 3, It is characterized in that The inner wall of the positioning groove (802) is in contact with the outer wall of one end of the positioning block (803), and the outer walls of the positioning block (803) and the pushing block (806) are both provided with tooth grooves, which mesh with the spur gear (805).

9. The width-adjustable roller quick-change special paper reeling machine according to claim 4, It is characterized in that A first limiting hole is formed on the outer wall of the first limiting plate (902), and the inner wall of the first limiting hole is in contact with the outer wall of the first limiting column (903); a second limiting hole is formed on the outer wall of the second limiting plate (907), and the inner wall of the second limiting hole is in contact with the outer wall of the second limiting column (908).

10. The width-adjustable roller quick-change special paper reeling machine according to claim 4, It is characterized in that The inner wall of the slot (905) fits with the outer wall of the insert block (910), and the outer wall of the slide bar (912) fits with the inner walls of the transverse groove (913) and the inclined groove (914).

Images