CN220095855U - Printing roller adjusting structure of printing machine - Google Patents

Abstract

The utility model discloses a printing roller adjusting structure of a printing machine, which comprises a workbench and a positioning mechanism, wherein the workbench comprises: the front side and the rear side of the upper end of the workbench are respectively provided with a supporting frame, the lower end of the workbench is provided with a second protective cover, and the positioning mechanism is provided with a positioning mechanism: the printing machine comprises a first sliding groove and a first sliding block, wherein the first sliding groove is respectively formed in the middle of two supporting frames, two first sliding blocks are vertically and slidably connected in the first sliding groove, a printing roller motor is arranged at the front end of each first sliding block on the front side, printing rollers are rotationally connected between the two first sliding blocks which are symmetrical front and back, the rear end of an output shaft of each printing roller motor is fixedly connected with the front end of each printing roller, the printing roller adjusting structure of the printing machine ensures the interval adjustment between the printing rollers, the damage of printing raw materials in the printing process is avoided, the degree of automation is high, the workload of printer operators is reduced, and the printing quality of the printing machine is guaranteed.

Description

Printing roller adjusting structure of printing machine

Technical Field

The utility model relates to the technical field of printers, in particular to a printing roller adjusting structure of a printer.

Background

The printer is a machine for printing characters and images, and the modern printer generally consists of mechanisms such as plate filling, inking, embossing, paper feeding (including folding) and the like, and the working principle of the printer is as follows: firstly, making characters and images to be printed into printing plates, mounting the printing plates on a printing machine, then, manually or by the printing machine, coating ink on places where the characters and images are on the printing plates, and directly or indirectly transferring the printing plates onto paper or other printing stock (such as textiles, metal plates, plastics, leather, wood plates, glass and ceramics), thereby reproducing the same printed matter as the printing plates, and the utility model and development of the printing machine plays an important role in the propagation of human civilization and culture;

the printing roller adjusting structure of the printing machine is a part of the processing process of the printing machine, the existing printing roller adjusting structure of the partial printing machine adopts a manual adjusting mode, the adjusting process is slow, and the printing production efficiency is affected;

there are some problems that in the actual use process, the distance between printing rollers of the existing partial printing machine is not adjustable, or the connectivity is poor, the safe conveying in the processing can not be ensured, the printing quality is easy to be influenced, and the labor cost is high.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides a printing roller adjusting structure of a printing machine, which ensures the adjustment of the distance between printing rollers and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a printing roller adjusting structure of a printing machine comprises a workbench and a positioning mechanism;

a working table: the front side and the rear side of the upper end of the workbench are respectively provided with a supporting frame, and the lower end of the workbench is provided with a second protective cover;

a positioning mechanism: the device comprises a first sliding groove and a first sliding block, wherein the first sliding groove is respectively arranged in the middle of two supporting frames, two first sliding blocks are vertically and slidably connected in the first sliding groove, a printing roller motor is arranged at the front end of the first sliding block at the front side, a printing roller is rotationally connected between the two first sliding blocks which are symmetrical front and back, and the rear end of an output shaft of the printing roller motor is fixedly connected with the front end of the printing roller;

wherein: still include the PLC controller, the PLC controller passes through screwed connection in the front end right side of workstation, and the external power source is connected to the input electricity of PLC controller, and the output of PLC controller is connected to the input electricity of printing roller motor, has guaranteed the interval adjustment between the printing roller, has avoided the damage of printing raw materials in the printing process, and degree of automation is high, has alleviateed printer staff's work burden, has ensured the print quality of printing machine.

Further, the positioning mechanism further comprises a positioning motor, a worm wheel, a two-way screw rod and a belt pulley, the positioning motor is arranged at the left end of the second protective cover, the worm is fixedly connected to an output shaft of the positioning motor, the two-way screw rod is rotationally connected to the inside of the first sliding groove, the worm wheel is fixedly connected to the bottom end of the two-way screw rod on the rear side, the worm is meshed with the worm wheel, the belt pulley is fixedly connected to the upper end of the two-way screw rod, the two belt pulleys are connected through a belt transmission, the two-way screw rods are in threaded connection with the first sliding block, and the input end of the positioning motor is electrically connected with the output end of the PLC, so that safe operation of the printing roller adjusting mechanism is guaranteed.

Further, still include and carry the shell, carry the shell to rotate through the round pin axle and connect in the upper end of workstation, be equipped with first electric putter in the installing port of the left end of carrying the shell, the second spout has been seted up to the bottom of carrying the shell, sliding connection has the second slider in the second spout, the bottom round pin axle of second slider rotates and is connected with the connecting rod, the right-hand member of connecting rod rotates through round pin axle and carrying the shell to be connected, the round pin axle of the high Yu Liangan right-hand member of round pin axle of connecting rod left end, the output of PLC controller is connected to first electric putter's input electricity, the position control of carrying the shell is convenient for.

Further, still include conveyor motor, conveyor motor sets up in the rear end right side of carrying the shell, and the inside left and right sides of carrying the shell all rotates and is connected with the conveying roller, and conveyor motor's output shaft front end and the rear end fixed connection of the conveying roller on right side, two conveying rollers pass through conveyer belt transmission and connect, and conveyor motor's input electricity is connected the output of PLC controller, the transportation of printing raw materials after the printing is accomplished of being convenient for.

Further, still include the second electric putter, the second electric putter sets up in the bottom right side of workstation, and vertical sliding connection has the push pedal in the notch of seting up on the upper end right side of workstation, and the flexible end top of second electric putter and the bottom fixed connection of push pedal, the output of PLC controller is connected to the input electricity of second electric putter, is convenient for push printing raw materials.

Further, still include first protection casing, first protection casing sets up in the upper end of support frame, and the belt pulley is located the inside of first protection casing, has guaranteed the operation safety of belt pulley.

Further, the automatic discharging machine further comprises supporting feet, the supporting feet are respectively arranged at four corners of the bottom end of the workbench, and inclined surfaces which incline upwards from left to right are formed in the left end of the workbench, so that discharging is facilitated.

Compared with the prior art, the utility model has the beneficial effects that: the printing roller adjusting structure of the printing machine has the following advantages:

1. the printer staff passes through PLC controller control conveying motor, first electric putter and second electric putter simultaneous operation, the second electric putter drives the push pedal upwards to the same height with two printing rollers, first electric putter drives the second slider in the second spout and promotes to the right, because under the round pin hub connection effect of connecting rod, the right-hand member that carries the shell is started to do right-hand side to left upward tilting motion, the right-hand member that controls the conveying shell removes to the same height with two printing rollers between, conveying motor drives the conveying roller on right side and rotates, drive left conveying roller syntropy rotation through the transmission effect of conveyer belt, make the conveyer belt drive to the left, the transportation of printing raw materials of being convenient for, the damage to printing raw materials has been avoided causing in the printing process.

2. In the printing process of the printing machine, a printing machine worker controls a positioning motor to operate through a PLC, a worm rotates to drive a worm wheel with a meshing effect to rotate so that a bidirectional screw rod at the rear side rotates, the bidirectional screw rod at the front side is driven to rotate in the same direction through a belt transmission effect of a belt pulley, a first sliding block in threaded connection with the bidirectional screw rod slides on a first sliding groove, the distance between an upper printing roller and a lower printing roller is adjusted, the distance between the printing rollers is adjusted, the linkage is good, the worm and the worm wheel have a self-locking function, the damage of printing raw materials in the printing process is avoided, the automation degree is high, the workload of the printing machine worker is reduced, and the printing quality of the printing machine is guaranteed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of an adjustment mechanism of the present utility model;

FIG. 3 is a schematic diagram showing the structure of the conveying shell of the utility model turned 180 degrees;

fig. 4 is a schematic view of the rear side structure of the present utility model.

In the figure: the device comprises a workbench, a supporting frame, a conveying shell, a positioning mechanism 4, a positioning motor 41, a worm 42, a worm gear 43, a first chute 44, a two-way screw rod 45, a first slide block 46, a belt pulley 47, a first electric push rod 5, a second chute 6, a second slide block 7, a connecting rod 8, a conveying motor 9, a conveying roller 10, a conveying belt 11, a second electric push rod 12, a push plate 13, a printing roller motor 14, a printing roller 15, a first protective cover 16, a second protective cover 17, a supporting leg 18 and a PLC controller 19.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present embodiment provides a technical solution: a printing roller adjusting structure of a printing machine comprises a workbench 1 and a positioning mechanism 4;

work table 1: the front side and the rear side of the upper end of the workbench are respectively provided with a support frame 2, the lower end of the workbench 1 is provided with a second protective cover 17, the workbench further comprises a first protective cover 16, the first protective cover 16 is arranged at the upper end of the support frame 2, a belt pulley 47 is positioned in the first protective cover 16, the workbench further comprises support legs 18, the support legs 18 are respectively arranged at four corners of the bottom end of the workbench 1, and the left end of the workbench 1 is provided with an inclined surface which inclines upwards from left to right;

positioning mechanism 4: the device comprises a first chute 44 and a first slide block 46, wherein the first chute 44 is respectively arranged in the middle of two support frames 2, the first chute 44 is vertically and slidingly connected with the two first slide blocks 46, the front ends of the first slide blocks 46 at the front side are respectively provided with a printing roller motor 14, a printing roller 15 is respectively and rotationally connected between the two first slide blocks 46 which are symmetrical front and back, the rear end of an output shaft of the printing roller motor 14 is fixedly connected with the front end of the printing roller 15, the positioning mechanism 4 also comprises a positioning motor 41, a worm 42, a worm wheel 43, a bidirectional screw 45 and a belt pulley 47, the positioning motor 41 is arranged at the left end of the second protective cover 17, the worm 42 is fixedly connected on the output shaft of the positioning motor 41, the bidirectional screw 45 is rotationally connected in the first chute 44, the bottom end of the bidirectional screw 45 at the rear side is fixedly connected with the worm wheel 43, the worm 42 is in meshed connection with the worm wheel 43, the upper ends of the two-way screw rods 45 are fixedly connected with belt pulleys 47, the two belt pulleys 47 are connected through belt transmission, the two-way screw rods 45 are in threaded connection with a first sliding block 46, the input end of a positioning motor 41 is electrically connected with the output end of a PLC (programmable logic controller) 19, in the printing process of the printing machine, a printer operator controls the positioning motor 41 to operate through the PLC 19, a worm 42 rotates to drive a worm wheel 43 with meshing action to rotate so as to enable the two-way screw rod 45 on the rear side to rotate, the two-way screw rod 45 on the front side is driven to rotate in the same direction through the belt transmission action of the belt pulley, the first sliding block 46 in threaded connection with the two-way screw rod 45 slides on a first sliding groove 44, the distance between the upper printing roller 15 and the lower printing roller 15 is adjusted, the printer operator controls the printing roller motor 14 to operate through the PLC 19, the upper printing roller motor 14 drives the printing roller 15 on the upper side to rotate clockwise, the printing roller motor 14 at the lower side drives the printing roller 15 at the lower side to rotate anticlockwise, so that extrusion transportation between the printing rollers 15 is realized, a printer worker pushes printing raw materials between the two printing rollers 15 through the push plate 13, after extrusion printing, the printing raw materials are moved out leftwards onto the conveying belt 11, damage to the printing raw materials which are just printed is avoided, and finally the printing raw materials which are printed are moved out leftwards through the conveying belt 11.

Wherein: the printing roller motor comprises a workbench 1, a workbench, a printing roller motor 14, a PLC controller 19, a screw connection device and a printing roller motor, wherein the PLC controller 19 is connected to the right side of the front end of the workbench 1 through screws, the input end of the PLC controller 19 is electrically connected with an external power supply, and the input end of the printing roller motor 14 is electrically connected with the output end of the PLC controller 19.

Wherein: still include carrying shell 3, carry shell 3 through the round pin axle swivelling joint in the upper end of workstation 1, be equipped with first electric putter 5 in the installing port of the left end of carrying shell 3, second spout 6 has been seted up to the bottom of carrying shell 3, sliding connection has second slider 7 in second spout 6, the bottom round pin axle swivelling joint of second slider 7 has connecting rod 8, the right-hand member of connecting rod 8 is through round pin axle and carrying shell 3 swivelling joint, the round pin axle of connecting rod 8 left end is higher than the round pin axle of connecting rod 8 right-hand member, the output of PLC controller 19 is connected to the input electricity of first electric putter 5, first electric putter 5 drives the second slider 7 in the second spout 6 and promotes to the right, because the round pin axle connection effect of connecting rod 8 down, carry shell 3 begins to do right-to-left upward tilting motion, the right-hand member of control carrying shell 3 moves to the same height with between two printing rollers 15.

Wherein: still include conveyor motor 9, conveyor motor 9 sets up in the rear end right side of carrying shell 3, the inside left and right sides of carrying shell 3 all rotates and is connected with conveyor roller 10, the rear end fixed connection of conveyor motor 9's output shaft front end and right side conveyor roller 10, two conveyor rollers 10 pass through conveyor belt 11 transmission and connect, the output of PLC controller 19 is connected to conveyor motor 9's input electricity, conveyor motor 9 drives the conveyor roller 10 rotation on right side, drive left conveyor roller 10 syntropy rotation through the transmission effect of conveyor belt 11, make conveyor belt 11 left transmission.

Wherein: still include second electric putter 12, second electric putter 12 sets up in the bottom right side of workstation 1, vertical sliding connection has push pedal 13 in the notch of seting up on the upper end right side of workstation 1, the flexible end top of second electric putter 12 and the bottom fixed connection of push pedal 13, the output of PLC controller 19 is connected to the input electricity of second electric putter 12, second electric putter 12 drives push pedal 13 upwards to the same height with between two printing rollers 15.

The working principle of the printing roller adjusting structure of the printing machine provided by the utility model is as follows: in the printing process of the printing machine, a printing machine worker controls a positioning motor 41 to operate through a PLC (programmable logic controller) 19, a worm 42 rotates to drive a worm wheel 43 with a meshing function to rotate so as to enable a bidirectional screw rod 45 at the rear side to rotate, the bidirectional screw rod 45 at the front side is driven to rotate in the same direction through the belt transmission function of a belt pulley, a first sliding block 46 in threaded connection with the bidirectional screw rod 45 slides on a first sliding groove 44, the distance between an upper printing roller 15 and a lower printing roller 15 is adjusted, the printing machine worker controls the printing roller motor 14 to operate through the PLC 19, the upper printing roller motor 14 drives the upper printing roller 15 to rotate clockwise, the lower printing roller motor 14 drives the lower printing roller 15 to rotate anticlockwise, so that extrusion transportation among the printing rollers 15 is realized, the printing machine worker controls a conveying motor 9, a first electric push rod 5 and a second electric push rod 12 to operate simultaneously through the PLC 19, the second electric push rod 12 drives the push plate 13 to move upwards to the same height as the height between the two printing rollers 15, the first electric push rod 5 drives the second sliding block 7 in the second sliding chute 6 to push rightwards, the conveying shell 3 starts to move obliquely from right to left under the action of the pin shaft of the connecting rod 8, the right end of the conveying shell 3 is controlled to move to the same height as the height between the two printing rollers 15, the conveying motor 9 drives the conveying roller 10 on the right side to rotate, the conveying roller 10 on the left side is driven to rotate in the same direction under the transmission action of the conveying belt 11, the conveying belt 11 is driven to move leftwards, a printer worker pushes printing raw materials into the space between the two printing rollers 15 through the push plate 13, after extrusion printing, the printing raw materials are moved leftwards to the conveying belt 11, damage to the printing raw materials just finished by extrusion is avoided, finally, the printed printing material is removed to the left via the conveyor belt 11.

It should be noted that the printing roller motor 14 disclosed in the above embodiment may be selected from model numbers YE2-160L-4, the positioning motor 41 may be selected from model number DM100L4, the conveying motor 9 may be selected from model numbers YST5614, the first electric push rod 5 and the second electric push rod 12 may be selected from model numbers DTT100-V-S, the PLC controller 19 may be selected from model numbers S7-200, and the PLC controller 19 controls the printing roller motor 14, the positioning motor 41, the conveying motor 9, the first electric push rod 5 and the second electric push rod 12 to operate by methods commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (7)

1. A printing roller adjustment mechanism of a printing machine, characterized in that: comprises a workbench (1) and a positioning mechanism (4);

workbench (1): the front side and the rear side of the upper end of the workbench are respectively provided with a supporting frame (2), and the lower end of the workbench (1) is provided with a second protective cover (17);

positioning mechanism (4): the printing device comprises a first chute (44) and first sliding blocks (46), wherein the first chute (44) is respectively arranged in the middle of two supporting frames (2), the first chute (44) is vertically and slidably connected with the two first sliding blocks (46), the front ends of the first sliding blocks (46) at the front side are respectively provided with a printing roller motor (14), printing rollers (15) are respectively and rotationally connected between the two first sliding blocks (46) which are symmetrical front and back, and the rear ends of output shafts of the printing roller motors (14) are respectively and fixedly connected with the front ends of the printing rollers (15);

wherein: the automatic printing machine further comprises a PLC (programmable logic controller) 19, the PLC 19 is connected to the right side of the front end of the workbench 1 through screws, the input end of the PLC 19 is electrically connected with an external power supply, and the input end of the printing roller motor 14 is electrically connected with the output end of the PLC 19.

2. A printing roller adjustment mechanism for a printing press as defined in claim 1, wherein: the utility model discloses a PLC controller, including first protection casing (17), positioning mechanism (4), second protection casing (17) and PLC controller (19), positioning mechanism (4) are including first protection casing, second protection casing (17) are connected with first slider (41), positioning mechanism (4) are still including positioning motor (41), worm (42), worm wheel (43), two-way lead screw (45) and belt pulley (47), positioning motor (41) set up in the left end of second protection casing (17), fixedly connected with worm (42) on the output shaft of positioning motor (41), the inside of first spout (44) is all rotated and is connected with two-way lead screw (45), the bottom fixedly connected with worm wheel (43) of rear side two-way lead screw (45), worm (42) and worm wheel (43) meshing are connected, the equal fixedly connected with belt pulley (47) of upper end of two belt pulleys (47), two-way lead screw (45) all connect with first slider (46) threaded connection, the output of PLC controller (19) is connected to the input electricity of positioning motor (41).

3. A printing roller adjustment mechanism for a printing press as defined in claim 1, wherein: still including carrying shell (3), carry shell (3) to rotate through the round pin axle and connect in the upper end of workstation (1), be equipped with first electric putter (5) in the installing port of the left end of carrying shell (3), second spout (6) have been seted up to the bottom of carrying shell (3), sliding connection has second slider (7) in second spout (6), the bottom round pin axle rotation of second slider (7) is connected with connecting rod (8), the right-hand member of connecting rod (8) is through round pin axle and carrying shell (3) rotation connection, the round pin axle of connecting rod (8) left end is higher than the round pin axle of connecting rod (8) right-hand member, the output of PLC controller (19) is connected to the input electricity of first electric putter (5).

4. A printing roller adjustment mechanism for a printing press as defined in claim 3, wherein: still include conveyor motor (9), conveyor motor (9) set up in the rear end right side of carrying shell (3), and the inside left and right sides of carrying shell (3) all rotates and is connected with conveyor roller (10), and the rear end fixed connection of conveyor roller (10) on the output shaft front end and the right side of conveyor motor (9), two conveyor rollers (10) are connected through conveyer belt (11) transmission, and the output of PLC controller (19) is connected to the input electricity of conveyor motor (9).

5. A printing roller adjustment mechanism for a printing press as defined in claim 1, wherein: still include second electric putter (12), second electric putter (12) set up in the bottom right side of workstation (1), vertical sliding connection has push pedal (13) in the notch of seting up on the upper end right side of workstation (1), the flexible end top of second electric putter (12) and the bottom fixed connection of push pedal (13), the output of PLC controller (19) is connected to the input electricity of second electric putter (12).

6. A printing roller adjustment mechanism for a printing press as defined in claim 2, wherein: the belt pulley (47) is located inside the first protective cover (16).

7. A printing roller adjustment mechanism for a printing press as defined in claim 1, wherein: the automatic lifting device is characterized by further comprising support legs (18), wherein the support legs (18) are respectively arranged at four corners of the bottom end of the workbench (1), and the left end of the workbench (1) is provided with an inclined surface which inclines upwards from left to right.