CN219969141U - Steering mechanism with paper breakage prevention function - Google Patents

Abstract

The utility model discloses a steering mechanism with a paper breakage prevention function, relates to the technical field of printers, and particularly relates to a steering mechanism with a paper breakage prevention function, which comprises a bottom plate and a guide pipe. This steering mechanism with paper breakage-proof function, through the drum, the draught fan, the printing machine, first driving roller, servo motor, the driving gear, the round bar, driven gear, the setting of positioning cylinder, electronic hydraulic push rod and locating lever, make this steering mechanism with paper breakage-proof function possess the regulation of convenient stand pipe direction, and the effect that the stability of the position restriction after adjusting is strong, through the cooperation of driving gear and driven gear, conveniently rotate the regulation, through the cooperation of positioning cylinder and locating lever, improve the stability of position restriction after adjusting, through the setting of gas pocket and tracheal, make things convenient for the blast to blow the paper, reduce the frictional force of paper and stand pipe, avoid damaging the paper, the purpose of improving the practicality has been reached.

Description

Steering mechanism with paper breakage prevention function

Technical Field

The utility model relates to the technical field of printers, in particular to a steering mechanism with a paper breakage prevention function.

Background

By means of the guide tube, the web movement direction of the printing material web (for example a paper web) in the rotary press can be changed. The guide tube is injected with compressed air and forms an air cushion at least partially on its outer circumferential surface so that the printing material web is not in direct contact with the guide tube.

The steering mechanism in the prior art has poor stability after steering adjustment, unstable position after steering adjustment and influences paper conveying, and the existing steering mechanism is inconvenient for disassembly, overhaul and cleaning of the guide tube.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a steering mechanism with a paper breakage prevention function, and solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a steering mechanism with paper breakage prevention function, including bottom plate and stand pipe, first backup pad is installed respectively at the top of bottom plate, the second backup pad, the drum, draught fan and printing machine, first backup pad is connected with first driving roller through the bearing rotation, servo motor is installed to the interior bottom wall of drum, driving gear is installed to servo motor's output, the inside of drum is provided with rotatable round bar, driven gear and positioning tube are installed respectively to the surface of round bar, electric hydraulic push rod is installed to the inner wall of drum, the locating lever is installed to electric hydraulic push rod's movable end, the cavity piece is installed at the top of round bar, the location spout that uses the upper and lower direction as length is seted up to the inner wall of cavity piece, the internally mounted of locating spout has spacing spring, the location slider is installed to one side of location slider, the pull block is installed at the top of gag lever post, the riser is all installed at the both ends of stand pipe, the locating piece is installed to one side of riser, the output of draught fan is provided with the trachea, the second driving gear is installed through the bearing rotation to the second backup pad.

Optionally, the tip of locating lever is pegged graft in the inside of a location section of thick bamboo, and the driving gear passes through tooth and driven gear meshing.

Optionally, the end of the positioning slide block is located inside the rectangular chute, and the positioning slide block can slide along the length direction of the positioning chute.

Optionally, the quantity of stand pipe has two, and the gas pocket has all been seted up to the surface of two stand pipes, and the one end that the draught fan was kept away from to the trachea runs through in the stand pipe.

Optionally, a positioning groove with the left and right direction as the depth is formed in one side surface of the cavity block, the end part of the positioning block is inserted into the positioning groove, a limiting groove with the up and down direction as the depth is formed in the top of the positioning block, and the end part of the limiting rod is inserted into the limiting groove.

Optionally, driving motor is installed to one side of second backup pad, and the quantity of second driving roller has two, and one of them second driving roller is installed in driving motor's output, draught fan, printing machine, servo motor, electric hydraulic push rod and driving motor all pass through wire and external power source electric connection.

Optionally, the number of the transmission gears is two, the two transmission gears are meshed through teeth, and the position of the second transmission roller corresponds to the position of the printer.

(III) beneficial effects

The utility model provides a steering mechanism with a paper breakage prevention function, which has the following beneficial effects:

1. this steering mechanism with paper breakage-proof function, through the drum, the draught fan, the printing machine, first driving roller, servo motor, the driving gear, the round bar, driven gear, the setting of positioning cylinder, electronic hydraulic push rod and locating lever, make this steering mechanism with paper breakage-proof function possess the regulation of convenient stand pipe direction, and the effect that the stability of the position restriction after adjusting is strong, through the cooperation of driving gear and driven gear, conveniently rotate the regulation, through the cooperation of positioning cylinder and locating lever, improve the stability of position restriction after adjusting, through the setting of gas pocket and tracheal, make things convenient for the blast to blow the paper, reduce the frictional force of paper and stand pipe, avoid damaging the paper, the purpose of improving the practicality has been reached.

2. This steering mechanism with paper breakage-proof function through cavity piece, spacing spring, location slider, gag lever post, pull piece, riser and locating piece setting, makes this steering mechanism with paper breakage-proof function possess the dismantlement maintenance and the abluent effect of convenient stand pipe, through the location installation of the convenient stand pipe of locating piece, through the elastic tension of spacing spring, makes things convenient for the position of gag lever post restriction locating piece, and convenient for quick installation and dismantlement have reached the purpose that improves the practicality.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a rear view in section of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2B according to the present utility model;

fig. 5 is a schematic top view of the present utility model.

In the figure: 1. a bottom plate; 2. a guide tube; 3. a first support plate; 4. a second support plate; 5. a cylinder; 6. an induced draft fan; 7. a printing machine; 8. a first driving roller; 9. a servo motor; 10. a drive gear; 11. a round bar; 12. a driven gear; 13. a positioning cylinder; 14. an electro-hydraulic push rod; 15. a positioning rod; 16. a cavity block; 17. a limit spring; 18. positioning a sliding block; 19. a limit rod; 20. pulling blocks; 21. a riser; 22. a positioning block; 23. an air pipe; 24. a second driving roller; 25. a transmission gear; 26. and driving the motor.

Detailed Description

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.

Example 1

Referring to fig. 1 to 5, the present utility model provides the following technical solutions: the utility model provides a steering mechanism with paper breakage prevention function, including bottom plate 1 and stand pipe 2, the quantity of stand pipe 2 has two, the gas pocket has all been seted up to the surface of two stand pipes 2, the one end that draught fan 6 was kept away from to the trachea 23 is run through in stand pipe 2, first backup pad 3 is installed respectively at the top of bottom plate 1, second backup pad 4, the drum 5, draught fan 6 and printing machine 7, driving motor 26 is installed to one side of second backup pad 4, the quantity of second driving roller 24 has two, one of them second driving roller 24 is installed at driving motor 26's output, draught fan 6, printing machine 7, servo motor 9, electric hydraulic push rod 14 and driving motor 26 all pass through wire and external power source electric connection, first backup pad 3 is connected with first driving roller 8 through the bearing rotation, servo motor 9 is installed to drum 5's inner bottom wall, driving gear 10 is installed to servo motor 9's output, drum 5 inside is provided with rotatable round bar 11, driven gear 12 and positioning cylinder 13 are installed respectively to round bar 11's surface, electric hydraulic push rod 14 is installed to the inner wall of drum 5, electric hydraulic push rod 14's output is installed at the tip of the positioning cylinder 15 and the inside gear 12 is meshed with the positioning tooth 12 through the positioning cylinder 13.

During the use, play the effect of supplementary transport paper through first driving roller 8, driving motor 26 drives a second driving roller 24 and rotates, the meshing between two drive gears 25, make things convenient for two second driving rollers 24 synchronous reverse rotation, conveniently carry the paper, the paper runs through between two stand pipes 2, induced draft fan 6 induced draft, blow the paper through trachea 23 and gas pocket, reduce the frictional force between paper and the stand pipe 2, avoid damaging the paper, when adjusting and turn to, the active end of electric hydraulic pusher 14 is retracted, make locating lever 15 leave positioning cylinder 13, servo motor 9 drives driving gear 10 and rotates, driving gear 10 meshes with driven gear 12, make round bar 11 drive cavity piece 16 rotate, conveniently adjust the angle of stand pipe 2, make stand pipe 2 rotate appointed angle, the locating lever 15 aligns with the position of positioning cylinder 13 this moment, the active end of electric hydraulic pusher 14 stretches out, make the tip grafting of locating lever 15 enter into the inside of positioning cylinder 13, improve the stability of stand pipe 2 position, improve the practicality.

Example 2

Referring to fig. 1 to 5, the present utility model provides the following technical solutions: a cavity block 16 is installed at the top of a round rod 11, a locating groove taking the left direction and the right direction as depth is formed in one side face of the cavity block 16, the end portion of a locating block 22 is inserted into the locating groove, a limiting groove taking the up-down direction as depth is formed in the top of the locating block 22, the end portion of a limiting rod 19 is inserted into the limiting groove, a locating sliding groove taking the up-down direction as length is formed in the inner wall of the cavity block 16, a limiting spring 17 is installed in the locating sliding groove, a locating sliding block 18 is installed at one end of the limiting spring 17, the end portion of the locating sliding block 18 is located in the rectangular sliding groove, the locating sliding block 18 can slide along the length direction of the locating sliding groove, a limiting rod 19 is installed at one side face of the locating sliding block 18, a pull block 20 is installed at the top of the locating rod 19, a vertical plate 21 is installed at two ends of the guide pipe 2, a locating block 22 is installed at one side face of the vertical plate 21, an output end of an induced draft fan 6 is provided with an air pipe 23, a second supporting plate 4 is rotationally connected with a second driving roller 24 through a bearing, a driving gear 25 is installed at the end portion of the second roller 24, the number of the driving gear 25 is located in the rectangular sliding groove, the inside the rectangular sliding groove is located along the length direction of the length of the locating sliding groove, the locating spring 18 can slide 18 slides along the length direction of the locating sliding block, and the length of the two driving gear 25 is meshed with the first driving gear 25.

When the guide pipe 2 is detached and replaced, the pull block 20 is pulled upwards, the positioning slide block 18 is positioned and slid along the length direction of the positioning slide groove, the limiting spring 17 is stressed and contracted, the end part of the limiting rod 19 is separated from the inside of the limiting groove, the guide pipe 2 is moved, the positioning block 22 is separated from the positioning groove, the guide pipe 2 is convenient to detach and repair and clean, the guide pipe 2 is moved during installation, the positioning block 22 is inserted into the inside of the positioning groove, when the positioning block 22 completely enters the inside of the positioning groove, the limiting rod 19 is aligned with the limiting groove at the moment, the pull block 20 is loosened, the end part of the limiting rod 19 is inserted into the inside of the limiting groove through the elastic tension of the limiting spring 17, the position of the positioning block 22 is convenient to limit, the installation of the guide pipe 2 is convenient, and the practicability is improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a steering mechanism with prevent paper damage function, includes bottom plate and stand pipe, its characterized in that: the utility model provides a motor, including bottom plate, first backup pad, the second backup pad, the drum, draught fan and printing machine, first backup pad is connected with first driving roller through the bearing rotation, servo motor is installed to the interior bottom wall of drum, the driving gear is installed to servo motor's output, the inside of drum is provided with rotatable round bar, driven gear and positioning cylinder are installed respectively to the surface of round bar, electric hydraulic push rod is installed to the inner wall of drum, the locating lever is installed to electric hydraulic push rod's movable end, the cavity piece is installed at the top of round bar, the location spout that is length from top to bottom is seted up to the inner wall of cavity piece, limit spring's internally mounted has, the location slider is installed to limit spring's one end, the gag lever post is installed to one side of location slider, the pull block is installed at the top of gag lever post, the riser is all installed at the both ends of stand, the locating piece is installed to one side of riser, the output of draught fan is provided with the trachea, the second backup pad is connected with the second driving roller through the bearing rotation, the drive gear is installed to the tip of second driving roller.

2. A steering mechanism with paper breakage prevention function according to claim 1, characterized in that: the end of the positioning rod is inserted into the positioning cylinder, and the driving gear is meshed with the driven gear through the teeth.

3. A steering mechanism with paper breakage prevention function according to claim 1, characterized in that: the end part of the positioning sliding block is positioned in the rectangular sliding groove, and the positioning sliding block can slide along the length direction of the positioning sliding groove.

4. A steering mechanism with paper breakage prevention function according to claim 1, characterized in that: the quantity of the guide pipes is two, the outer surfaces of the two guide pipes are provided with air holes, and one end of the air pipe, which is far away from the induced draft fan, penetrates through the guide pipes.

5. A steering mechanism with paper breakage prevention function according to claim 1, characterized in that: a locating groove with the depth in the left-right direction is formed in one side face of the cavity block, the end portion of the locating block is inserted into the locating groove, a limiting groove with the depth in the up-down direction is formed in the top of the locating block, and the end portion of the limiting rod is inserted into the limiting groove.

6. A steering mechanism with paper breakage prevention function according to claim 1, characterized in that: the driving motor is installed to one side of second backup pad, and the quantity of second driving roller has two, and one of them second driving roller is installed in driving motor's output, and draught fan, printing machine, servo motor, electric hydraulic push rod and driving motor all pass through wire and external power source electric connection.

7. A steering mechanism with paper breakage prevention function according to claim 1, characterized in that: the number of the transmission gears is two, the two transmission gears are meshed through teeth, and the position of the second transmission roller corresponds to the position of the printing machine.