Stabilizing mechanism for paper conveying of printing machine

Abstract

The utility model relates to the technical field of printing equipment, and discloses a stabilizing mechanism for paper conveying of a printing machine, which comprises a base, the inner side of the base is fixedly connected with a top plate, the upper end of the top plate is provided with a conveying belt, and the front end of the top plate is provided with a conveying roller. According to the stabilizing mechanism for paper conveying of the printing machine, when the pressing position of the pressing assembly needs to be adjusted, a motor can be started to drive a gear to rotate, so that a square sleeve is driven to move along a support, the position of a connecting column is adjusted, and the position of the pressing assembly is adjusted in an auxiliary mode; the structure is simple, when the pressing force of the pressing wheel on the conveying belt needs to be increased, the adjusting bolt is rotated, the adjusting bolt moves downwards relative to the lower clamping base, the inserting column of the adjusting bolt is inserted into the limiting groove, limiting is provided for the limiting piece, the pressing force of the pressing wheel is improved, and the pressing wheel is prevented from being damaged. And the paper conveying stability of the printing machine can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of printing equipment, in particular to a stabilizing mechanism for paper conveying of a printing press. Background Art

[0002] The printing press currently used by printing houses is generally composed of mechanisms such as plate loading, inking, pressing, and paper feeding. Its working principle is: first, the text and image to be printed are made into a printing plate, which is then installed on the printing press. Then, the printing press applies ink to the places where the text and image are on the printing plate, and then directly or indirectly transfers it to paper or other substrates, thereby replicating the same printed product as the printing plate.

[0003] China Utility Model Patent Publication No.: CN 206552882 U, discloses: a paper feeding mechanism of a printing press, which has the advantages of adapting to different specifications of paper and improving the paper suction effect. However, the paper feeding mechanism of the printing press has insufficient density of fixed parts and cannot provide uniform and stable auxiliary pressing effect on the paper during paper feeding. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide a stabilizing mechanism for paper conveying of a printing press, which can effectively solve the problems of the paper conveying mechanism of the printing press in the prior art, the insufficient density of the setting of the fixing parts, and the inability to provide a uniform and stable auxiliary pressing effect on the paper during paper conveying.

[0005] The technical solution adopted by the utility model is: a stabilizing mechanism for paper conveying in a printing press, comprising a base, the inner side of the base is fixedly connected to a top plate, the upper end of the top plate is provided with a conveying belt, the front end of the top plate is provided with a conveying roller, the upper end of the base is fixedly connected to a cross frame assembly, the inner side of the cross frame assembly is fixedly installed with a connecting rod, the lower end of the connecting rod is fixedly connected to a long rod, the outer side of the long rod is provided with a clamping assembly, the inner side of the base is provided with a connecting column, the outer side of the connecting column is provided with a bearing assembly, and the outer side of the bearing assembly is provided with a paper feeding wheel assembly.

[0006] Preferably, the cross frame assembly includes a bracket, a groove, a rack, a square sleeve, a pulley, a motor and a gear. The upper end of the bracket is provided with a groove, the upper end of the groove is fixedly connected to the rack, the outer side of the bracket is sleeved with the square sleeve, both sides of the square sleeve are fixedly connected to the pulley, the inner side of the square sleeve is fixedly connected to the motor, the output end of the motor is fixedly connected to the gear, the rack is meshed with the gear, and the upper end of the pulley is in contact with the bracket.

[0007] Through the above technical solution, a cross frame assembly is set up. When the clamping position of the clamping assembly needs to be adjusted, the motor can be started to drive the gear to rotate, and the gear is meshed with the rack, thereby driving the square sleeve to move along the bracket, thereby adjusting the position of the connecting column and assisting in adjusting the position of the clamping assembly.

[0008] Preferably, the clamping assembly includes a lower clamping seat, a screw, a rotating handle, an upper clamping seat, an axle seat, a rotating shaft, a limiting plate, a limiting groove, a clamping wheel, an adjusting bolt and a plug-in column. The center of the lower clamping seat is rotatably connected to the screw, the upper end of the screw is fixedly connected to the rotating handle, the center of the lower clamping seat is slidably connected to the upper clamping seat, the lower end of the lower clamping seat is fixedly connected to the axle seat, the end of the axle seat is rotatably connected to the rotating shaft, the upper end of the rotating shaft is fixedly connected to the limiting plate, the upper end of the limiting plate is provided with a limiting groove, the rotating shaft is rotatably connected to the clamping wheel, the upper end of the lower clamping seat is threadedly connected to the adjusting bolt, and the lower end of the adjusting bolt is provided with a plug-in column.

[0009] Through the above technical solution, a clamping assembly is provided, and the rotating handle drives the screw rod to rotate, and drives the threaded upper clamp seat to move downward to fix and lock the long rod or the mounting rod, and the structure is simple.

[0010] Preferably, the screw rod is threadedly connected to the upper clamping seat, the limiting groove is matched with the plug-in column, and the width of the limiting groove is smaller than the diameter of the adjusting bolt.

[0011] Through the above technical scheme, a plug-in column is set. When it is necessary to increase the clamping force of the pressure wheel on the conveyor belt, the adjusting bolt is rotated to move the adjusting bolt downward relative to the lower clamping seat, and the plug-in column of the adjusting bolt is inserted into the limit groove to provide a limit for the limit plate, thereby increasing the clamping force of the pressure wheel, which helps to improve the paper feeding stability of the printing press.

[0012] Preferably, the bearing assembly comprises a lower fixing seat, a rubber pad, a sliding column, an upper fixing seat, a hand-tightening bolt and a mounting rod, the upper end of the lower fixing seat is fixedly connected to the rubber pad, the upper end of the lower fixing seat is fixedly connected to the sliding column, the upper end of the lower fixing seat is provided with an upper fixing seat, the upper end of the upper fixing seat is provided with a hand-tightening bolt, both sides of the lower fixing seat are fixedly connected to the mounting rod, the hand-tightening bolt is threadedly connected to the lower fixing seat, and the upper fixing seat is slidably connected to the sliding column;

[0013] The paper feed wheel assembly comprises an adjusting mechanism and a paper feed wheel body, wherein the adjusting mechanism is rotatably connected to the paper feed wheel body, and the structure of the adjusting mechanism except the paper feed wheel body is the same as the structure of the clamping assembly except the clamping wheel.

[0014] Through the above technical scheme, a bearing assembly is provided, and the position of the bearing assembly on the connecting column can be adjusted by twisting the hand-tightening bolt to separate the lower fixing seat from the upper fixing seat, and the lower fixing seat and the upper fixing seat are locked by tightening the hand-tightening bolt, and the rubber pad improves the locking firmness, and the lower fixing seat is fixed to the two connecting columns, which is relatively stable, and a paper feed wheel assembly is provided. The brush of the paper feed wheel body can help guide the paper smoothly into the paper feed path of the printer, ensuring that the paper will not be skewed or jammed during the transportation process, and the soft brush fibers provide slight resistance, which helps the paper maintain the correct position and direction, thereby ensuring the smooth progress of the printing process.

[0015] Preferably, the long rod, the mounting rod, the pressing assembly, and the paper feeding wheel assembly are all compatible with each other, and the connecting column is compatible with the bearing assembly.

[0016] Through the above technical solution, a long rod is set, and the long rod cooperates with the mounting rod to connect multiple clamping assemblies and paper feeding wheel assemblies to tighten the conveyor belt, assist the paper movement, and improve the stability of transportation.

[0017] Compared with the prior art, the utility model provides a stabilizing mechanism for paper conveying in a printing press, which has the following beneficial effects:

[0018] 1. The stabilizing mechanism for paper conveying of the printing press is provided with a cross frame assembly. When the clamping position of the clamping assembly needs to be adjusted, the motor can be started to drive the gear to rotate, and the gear is meshed and connected with the rack, thereby driving the square sleeve to move along the bracket, thereby adjusting the position of the connecting column, and assisting in adjusting the position of the clamping assembly. A clamping assembly is provided, and the turning handle is turned to drive the screw to rotate, and the upper clamp seat connected by the thread moves downward to fix and lock the long rod or the mounting rod. The structure is simple. When the clamping force of the clamping wheel on the conveyor belt needs to be increased, the adjusting bolt is turned to move the adjusting bolt downward relative to the lower clamp seat, and the plug-in column of the adjusting bolt is inserted into the limit groove to provide a limit for the limit plate, thereby increasing the clamping force of the clamping wheel, which is helpful to improve the paper feeding stability of the printing press;

[0019] 2. The stabilizing mechanism for paper conveying of the printing press is provided with a bearing assembly. By twisting the hand-tightening bolt to separate the lower fixing seat from the upper fixing seat, the position of the bearing assembly on the connecting column can be adjusted. The hand-tightening bolt is tightened to lock the lower fixing seat with the upper fixing seat. The rubber pad improves the locking firmness. The lower fixing seat is fixed to the two connecting columns, which is relatively stable.

[0020] 3. The stabilizing mechanism for paper conveying in the printing press is provided with a paper feed wheel assembly. The brush on the paper feed wheel body can help guide the paper to smoothly enter the paper feed path of the printer, ensuring that the paper will not be skewed or jammed during the conveying process. The soft brush fibers provide slight resistance, which helps the paper to maintain the correct position and direction, thereby ensuring the smooth progress of the printing process. A long rod is provided, which cooperates with the mounting rod to connect multiple clamping assemblies and the paper feed wheel assembly to tighten the conveyor belt, assist the paper operation, and improve the stability of the conveying. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the split structure of the utility model;

[0023] Figure 3 This is an enlarged structural diagram of the cross frame assembly of the utility model;

[0024] Figure 4 This is an enlarged structural diagram of the load-bearing component of the utility model;

[0025] Figure 5 This is a schematic diagram of the disassembly structure of the clamping assembly of the utility model;

[0026] Figure 6 This is an enlarged and disassembled structural schematic diagram of the paper feeding wheel assembly of the utility model.

[0027] Among them: 1, base; 2, top plate; 3, conveyor belt; 4, conveyor roller; 5, cross frame assembly; 501, bracket; 502, groove; 503, rack; 504, square sleeve; 505, pulley; 506, motor; 507, gear; 6, connecting rod; 7, long rod; 8, clamping assembly; 801, lower clamp seat; 802, screw; 803, handle; 804, upper clamp seat; 805, shaft seat; 806, turn Shaft; 807, limit plate; 808, limit groove; 809, clamping wheel; 810, adjusting bolt; 811, plug-in column; 9, connecting column; 10, bearing assembly; 1001, lower fixing seat; 1002, rubber pad; 1003, sliding column; 1004, upper fixing seat; 1005, hand-tightening bolt; 1006, mounting rod; 11, paper feed wheel assembly; 1101, adjusting mechanism; 1102, paper feed wheel body. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Embodiment 1: Figure 1-6 As shown, the utility model provides a stabilizing mechanism for paper conveying in a printing press, comprising a base 1, the inner side of the base 1 is fixedly connected to a top plate 2, the upper end of the top plate 2 is provided with a conveying belt 3, the front end of the top plate 2 is provided with a conveying roller 4, the upper end of the base 1 is fixedly connected to a cross frame assembly 5, the inner side of the cross frame assembly 5 is fixedly installed with a connecting rod 6, the lower end of the connecting rod 6 is fixedly connected to a long rod 7, the outer side of the long rod 7 is provided with a clamping assembly 8, the inner side of the base 1 is provided with a connecting column 9, the outer side of the connecting column 9 is provided with a bearing assembly 10, and the outer side of the bearing assembly 10 is provided with a paper feeding wheel assembly 11.

[0030] Specifically, the cross frame assembly 5 includes a bracket 501, a groove 502, a rack 503, a square sleeve 504, a pulley 505, a motor 506 and a gear 507. The upper end of the bracket 501 is provided with a groove 502, the upper end of the groove 502 is fixedly connected to the rack 503, the outer side of the bracket 501 is sleeved with the square sleeve 504, the two sides of the square sleeve 504 are fixedly connected to the pulley 505, the inner side of the square sleeve 504 is fixedly connected to the motor 506, the output end of the motor 506 is fixedly connected to the gear 507, the rack 503 is meshed and connected with the gear 507, and the upper end of the pulley 505 is in contact with the bracket 501. The advantage is that, when the cross frame assembly 5 is provided, when the clamping position of the clamping assembly 8 needs to be adjusted, the motor 506 can be started to drive the gear 507 to rotate, the gear 507 is meshed and connected with the rack 503, thereby driving the square sleeve 504 to move along the bracket 501, thereby adjusting the position of the connecting column 9, and assisting in adjusting the position of the clamping assembly 8.

[0031] Specifically, the clamping assembly 8 includes a lower clamping seat 801, a screw 802, a rotating handle 803, an upper clamping seat 804, a shaft seat 805, a rotating shaft 806, a limiting plate 807, a limiting groove 808, a clamping wheel 809, an adjusting bolt 810 and a plug-in column 811. The center of the lower clamping seat 801 is rotatably connected to the screw 802, and the upper end of the screw 802 is fixedly connected to the rotating handle 803. The center of the lower clamping seat 801 is slidably connected to the upper clamping seat 804. The lower end of the lower clamping seat 801 is fixedly connected to the shaft seat 805, and the end of the shaft seat 805 is rotatably connected to the rotating shaft 806. The upper end of the rotating shaft 806 is fixedly connected to the limiting plate 807, and a limiting groove 808 is provided at the upper end of the limiting plate 807. The rotating shaft 806 is rotatably connected to the clamping wheel 809. The upper end of the lower clamping seat 801 is threadedly connected to the adjusting bolt 810, and the lower end of the adjusting bolt 810 is provided with a plug-in column 811. The advantage is that a clamping assembly 8 is provided, and rotating the handle 803 drives the screw rod 802 to rotate, and drives the threaded upper clamp seat 804 to move downward to fix and lock the long rod 7 or the mounting rod 1006, and the structure is simple.

[0032] Specifically, the screw rod 802 is threadedly connected to the upper clamp seat 804, the limiting groove 808 is matched with the plug-in column 811, and the width of the limiting groove 808 is smaller than the diameter of the adjusting bolt 810. The advantage is that the motor 111 and the plug-in column 811 are provided, and when it is necessary to increase the pressing force of the pinch wheel 809 on the conveyor belt 3, the adjusting bolt 810 is rotated to move the adjusting bolt 810 downward relative to the lower clamp seat 801, and the plug-in column 811 of the adjusting bolt 810 is inserted into the limiting groove 808 to provide a limit for the limiting sheet 807, thereby increasing the pressing force of the pinch wheel 809 and helping to improve the paper feeding stability of the printing press.

[0033] Embodiment 2: Figure 2-6 As shown, as an improvement to the previous embodiment.

[0034] Specifically, the bearing assembly 10 includes a lower fixed seat 1001, a rubber pad 1002, a sliding column 1003, an upper fixed seat 1004, a hand-tightening bolt 1005 and a mounting rod 1006. The upper end of the lower fixed seat 1001 is fixedly connected to the rubber pad 1002, the upper end of the lower fixed seat 1001 is fixedly connected to the sliding column 1003, the upper end of the lower fixed seat 1001 is provided with an upper fixed seat 1004, the upper end of the upper fixed seat 1004 is provided with a hand-tightening bolt 1005, both sides of the lower fixed seat 1001 are fixedly connected to the mounting rod 1006, the hand-tightening bolt 1005 is threadedly connected to the lower fixed seat 1001, and the upper fixed seat 1004 is slidably connected to the sliding column 1003. The advantage is that a bearing assembly 10 is provided, and the position of the bearing assembly 10 on the connecting column 9 can be adjusted by twisting the hand-tightening bolt 1005 to separate the lower fixing seat 1001 from the upper fixing seat 1004. The lower fixing seat 1001 and the upper fixing seat 1004 are locked by tightening the hand-tightening bolt 1005, and the rubber pad 1002 improves the locking firmness. The lower fixing seat 1001 is fixed to the two connecting columns 9 and is relatively stable.

[0035] Specifically, the paper feed roller assembly 11 includes an adjustment mechanism 1101 and a paper feed roller body 1102, the adjustment mechanism 1101 is rotatably connected to the paper feed roller body 1102, and the structure of the adjustment mechanism 1101 except the paper feed roller body 1102 is the same as the structure of the clamping assembly 8 except the clamping wheel 809. The advantage is that the paper feed roller assembly 11 is provided, and the brush of the paper feed roller body 1102 can help guide the paper to smoothly enter the paper feed path of the printer, ensuring that the paper will not be skewed or jammed during the conveying process, and the soft brush fibers provide slight resistance, which helps the paper to maintain the correct position and direction, thereby ensuring the smooth progress of the printing process.

[0036] Specifically, the long rod 7, the mounting rod 1006, the clamping assembly 8, and the paper feeding wheel assembly 11 are all adapted. The connecting column 9 is adapted to the bearing assembly 10. The advantage is that the long rod 7 is provided, the long rod 7 cooperates with the mounting rod 1006, connects multiple clamping assemblies 8 and the paper feeding wheel assembly 11, tightens the conveyor belt 3, assists the paper running, and improves the stability of conveying.

[0037] Working principle: When in use, start the motor 506 to drive the gear 507 to rotate, and the gear 507 is meshed with the rack 503, thereby driving the square sleeve 504 to move along the bracket 501, so as to adjust the position of the connecting column 9, and assist in adjusting the position of the clamping assembly 8. By twisting the hand-tightening bolt 1005 to separate the lower fixing seat 1001 from the upper fixing seat 1004, the position of the bearing assembly 10 on the connecting column 9 can be adjusted, and the bearing assembly 10 can be moved to a specified position, and the hand-tightening bolt 1005 is tightened to lock the lower fixing seat 1001 and the upper fixing seat 1004. When installing the clamping assembly 8, turn the handle 803 to drive the screw 802 to rotate, and drive the threaded upper clamp seat 804 to move downward to move the long rod 7 or the installation rod 1006 is fixed and locked, with a simple structure. When it is necessary to increase the clamping force of the clamping wheel 809 on the conveyor belt 3, rotate the adjusting bolt 810 to move the adjusting bolt 810 downward relative to the lower clamping seat 801, and insert the plug-in column 811 of the adjusting bolt 810 into the limiting groove 808 to provide a limit for the limiting plate 807, thereby increasing the clamping force of the clamping wheel 809, and installing the paper feed wheel assembly 11 on the outside of the connecting column 9. The brush of the paper feed wheel body 1102 can help guide the paper smoothly into the paper feed path of the printer, ensuring that the paper will not be skewed or jammed during transportation, and provide slight resistance through the soft brush fibers, which helps the paper maintain the correct position and direction, thereby ensuring the smooth progress of the printing process.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stabilizing mechanism for paper conveying in a printing press, comprising a base (1), characterized in that: The inner side of the base (1) is fixedly connected to the top plate (2), the upper end of the top plate (2) is provided with a conveying belt (3), the front end of the top plate (2) is provided with a conveying roller (4), the upper end of the base (1) is fixedly connected to the cross frame assembly (5), the inner side of the cross frame assembly (5) is fixedly installed with a connecting rod (6), the lower end of the connecting rod (6) is fixedly connected to a long rod (7), the outer side of the long rod (7) is provided with a clamping assembly (8), the inner side of the base (1) is provided with a connecting column (9), the outer side of the connecting column (9) is provided with a bearing assembly (10), and the outer side of the bearing assembly (10) is provided with a paper feeding wheel assembly (11).

2. The stabilizing mechanism for paper conveying in a printing press according to claim 1, characterized in that: The cross frame assembly (5) comprises a bracket (501), a groove (502), a rack (503), a square sleeve (504), a pulley (505), a motor (506) and a gear (507); the upper end of the bracket (501) is provided with a groove (502); the upper end of the groove (502) is fixedly connected to the rack (503); the outer side of the bracket (501) is sleeved with the square sleeve (504); both sides of the square sleeve (504) are fixedly connected to the pulley (505); the inner side of the square sleeve (504) is fixedly connected to the motor (506); the output end of the motor (506) is fixedly connected to the gear (507); the rack (503) is meshedly connected to the gear (507); and the upper end of the pulley (505) is in contact with the bracket (501).

3. The stabilizing mechanism for paper conveying in a printing press according to claim 1, characterized in that: The clamping assembly (8) comprises a lower clamping seat (801), a screw rod (802), a rotating handle (803), an upper clamping seat (804), an axle seat (805), a rotating shaft (806), a limiting plate (807), a limiting groove (808), a clamping wheel (809), an adjusting bolt (810) and a plug-in column (811), wherein the center of the lower clamping seat (801) is rotatably connected to the screw rod (802), the upper end of the screw rod (802) is fixedly connected to the rotating handle (803), and the center of the lower clamping seat (801) is slidably connected to the upper clamping seat (811). 04), the lower end of the lower clamping seat (801) is fixedly connected to the shaft seat (805), the end of the shaft seat (805) is rotatably connected to the rotating shaft (806), the upper end of the rotating shaft (806) is fixedly connected to the limiting plate (807), the upper end of the limiting plate (807) is provided with a limiting groove (808), the rotating shaft (806) is rotatably connected to the clamping wheel (809), the upper end of the lower clamping seat (801) is threadedly connected to the adjusting bolt (810), and the lower end of the adjusting bolt (810) is provided with a plug-in column (811).

4. The stabilizing mechanism for paper conveying of a printing press according to claim 3, characterized in that: The screw rod (802) is threadedly connected to the upper clamping seat (804), the limiting groove (808) is matched with the plug-in column (811), and the width of the limiting groove (808) is smaller than the diameter of the adjusting bolt (810).

5. The stabilizing mechanism for paper conveying of a printing press according to claim 1, characterized in that: The bearing assembly (10) comprises a lower fixing seat (1001), a rubber pad (1002), a sliding column (1003), an upper fixing seat (1004), a hand-tightening bolt (1005) and a mounting rod (1006); the upper end of the lower fixing seat (1001) is fixedly connected to the rubber pad (1002); the upper end of the lower fixing seat (1001) is fixedly connected to the sliding column (1003); the upper end of the lower fixing seat (1001) is provided with an upper fixing seat (1004); the upper end of the upper fixing seat (1004) is provided with a hand-tightening bolt (1005); both sides of the lower fixing seat (1001) are fixedly connected to the mounting rod (1006); the hand-tightening bolt (1005) is threadedly connected to the lower fixing seat (1001); and the upper fixing seat (1004) is slidably connected to the sliding column (1003); The paper feed wheel assembly (11) comprises an adjusting mechanism (1101) and a paper feed wheel body (1102); the adjusting mechanism (1101) and the paper feed wheel body (1102) are rotatably connected; the structure of the adjusting mechanism (1101) except the paper feed wheel body (1102) is the same as the structure of the clamping assembly (8) except the clamping wheel (809).

6. The stabilizing mechanism for paper conveying in a printing press according to claim 5, characterized in that: The long rod (7), the mounting rod (1006), the pressing assembly (8), and the paper feeding wheel assembly (11) are all compatible with each other, and the connecting column (9) is compatible with the bearing assembly (10).

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