CN220282930U - A general limit structure for printing machine - Google Patents

Abstract

The utility model discloses a general limiting structure for a printing machine, which comprises a supporting table top and a printing machine main body arranged on the supporting table top; the positioning plates are fixed at the two sides of the supporting table surface and close to the positions of the conveying belt groove bodies, the positioning plates are close to the paper input port of the printing machine main body, one side of each positioning plate is connected with a width adjusting plate through four limit sliding rods, a guide plate is fixed at the bottom of one side of each width adjusting plate, and limit discs are arranged at the positions of one side of each width adjusting plate and close to the guide plate; this application can effectually form limit structure in the place that paper passed when using to can be favorable to the paper to carry out the position to the left and right sides of paper when being carried by the paper conveyer belt spacing, can be favorable to the paper to enter into the inside below of printer main part along prescribed position, thereby be favorable to printing the typeface or pattern to the paper of process through the printing mechanism in the printer main part accuracy.

Description

A general limit structure for printing machine

Technical Field

The utility model relates to the technical field of printers, in particular to a general limiting structure for a printer.

Background

A printer is a machine that prints text and images. Modern printers typically consist of mechanisms such as plate loading, inking, stamping, paper feeding (including folding). The working principle of the device is as follows: the characters and images to be printed are first made into printing plate, then mounted on a printer, then ink is applied to the places where the characters and images are on the printing plate by manual or printer, and then directly or indirectly transferred onto paper or other printing stock (such as paper, textile, metal plate, plastic, leather, wood plate, glass and ceramic), so that the same printed matter as the printing plate is reproduced.

Before printing, the paper needs to be transported into the printer by using a transport structure to print. The Chinese patent CN216708736U is a green and environment-friendly printing machine for printing specifications, and specifically comprises the following components: the workbench is characterized in that a conveyor belt is arranged above the workbench, two supporting blocks are fixedly arranged on the top surface of the workbench in a front-back symmetrical structure, and a plurality of driving rollers are connected in a linear equidistant knot meshing mode inside the conveyor belt. According to the utility model, the paper or the scroll used for printing the instruction manual is conveyed to the upper surface of the conveyor belt, the paper or the scroll is conveyed to the inside of the main body of the printer for printing, the saw blade is slid to a proper cutting position along the rotating shaft by rotating the adjusting hand wheel and then fixed, the rotating shaft drives the saw blade to synchronously rotate for cutting the paper or the scroll, and the cut waste is conveyed and falls into the recycling box for recycling, so that the effective cutting of the redundant leftover materials is realized, the time and labor saving of manual operation are replaced, the paper waste of the printing instruction manual is reduced, the printing instruction manual is more energy-saving and environment-friendly, and the use effect is obviously improved.

Based on the search of the above patent and the practical situation of the printer in combination with the prior art, we found that the prior art printer has a certain technical drawback when using the transport structure to transport the paper:

in the above-mentioned technology, the printing operation is implemented by conveying the paper to the lower side of the main body of the printer through the conveyor belt, and this way can achieve the purpose of conveying the paper to the lower side of the main body of the printer, but because the device is not provided with the relevant paper limiting structure, the paper can shift due to the driving of the conveyor belt during conveying, so that the situation that the paper cannot be accurately aligned with the printing mechanism of the printer occurs, after the situation occurs, the problem that the printing writing or pattern is incomplete or inclined is caused, and finally, the quality of the printed matter is unqualified, which is unfavorable for the high quality and high efficiency of enterprises to produce the printed matter.

Therefore, aiming at the technical problem that the motion track of paper is difficult to limit when the printer is used for transporting the paper in the prior art, a general limiting structure for the printer is designed.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a general limit structure for printing machine, includes supporting table and sets up the printing machine main part on supporting table, is provided with the control panel that is used for controlling the printing machine main part on this printing machine main part, the transmission trough of belt body that passes the printing machine main part is seted up at the middle part of supporting table, the inside of transmission trough of belt body is provided with the paper conveyer belt that is driven by the conveyer belt driving motor; positioning plates are fixed on the two sides of the supporting table board and close to the positions of the conveying belt groove bodies, the positioning plates are close to the paper input port of the printing machine main body, one side of each positioning plate is connected with a width adjusting plate through four limiting slide bars, a guide plate is fixed at the bottom of one side of the width adjusting plate, the bottom of the guide plate is in sliding contact with the surface of the paper conveying belt, and a limit disc is arranged at one side of the width adjusting plate and close to the guide plate; the two positioning plates are connected with a width adjusting screw rod in a threaded penetrating manner, and one end of the width adjusting screw rod penetrates out of the positioning plates and is fixed with a screwing block.

As a further scheme of the utility model: the locating plate is including the activity grafting at its inside main altitude mixture control board, width adjusting screw's both ends rotate respectively and connect on main altitude mixture control board, the top of locating plate is fixed with the support frame, the middle part screw thread through connection of support frame has a altitude mixture control screw, the bottom of altitude mixture control screw rotates the top of connecting at main altitude mixture control board.

As a further scheme of the utility model: the width adjusting plate comprises an auxiliary height adjusting plate movably inserted into the width adjusting plate, a fixed cylinder is integrally formed on one side, close to the width adjusting plate, of the limiting plate, the limiting plate is inserted into an inner cavity of the auxiliary height adjusting plate through the fixed cylinder, a bearing is installed at the inserted position, an outer ring of the bearing is fixed in the inner cavity of the auxiliary height adjusting plate, and an inner ring of the bearing is fixed on the surface of the fixed cylinder.

As a further scheme of the utility model: the body of rod of width adjusting screw keeps away from the inner wall of fixed section of thick bamboo, the screw thread at width adjusting screw both ends is the opposite setting and the screw thread at both ends runs through two vice altitude mixture control boards for the screw thread respectively.

As a further scheme of the utility model: the side wall of the width adjusting plate is further threaded and penetrates through a locking screw rod, one end of the locking screw rod is fixedly connected with a locking block, and the locking block is arranged in an empty groove formed in the inner cavity of the width adjusting plate.

As a further scheme of the utility model: each four corners of the width adjusting plate are respectively fixed with a limiting slide rod, and one end of each limiting slide rod, which is far away from the width adjusting plate, movably penetrates through the positioning plate.

As a further scheme of the utility model: the paper conveying device is characterized in that fixing plates connected to the supporting table are arranged on two sides of the paper input end of the paper conveying belt, and limiting rollers are connected between the two fixing plates in a rotating mode.

As a further scheme of the utility model: the top of deflector and the bottom of limiting plate are provided with the clearance that makes things convenient for the paper to pass, just the front and back both sides of deflector all design into cambered surface structure.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model discloses a through the locating plate, width adjusting plate, spacing dish and deflector isotructure that sets up at the paper input port of printer main part, and then can effectually form limit structure in the place that the paper passes, thereby can be favorable to the paper to carry out the position to the left and right sides of paper when being carried by paper transmission band, can be favorable to the paper to enter into the inside below of printer main part along prescribed position, thereby be favorable to printing the accurate typeface or pattern with printing to the paper of process through the print mechanism in the printer main part, the accurate printing has been realized, the typeface or pattern printing incomplete problem emergence that the skew of paper led to has been avoided, the width adjusting screw that can be very big promotes the enterprise, the width adjusting screw that simultaneously can be according to the width of paper comes real-time adjustment between two width adjusting plates, thereby can make this structure carry out spacing direction to the paper of different width, and the main height adjusting plate and the pair height adjusting plate of cooperation design can adjust the height of spacing dish again, thereby can change spacing dish and the thickness between the deflector is favorable to carrying out the device when the thickness of paper is different to the thickness that can not be fit for the paper, the different, thereby the device is suitable for carrying out the different printing device is suitable for the paper when the thickness is different to this paper is suitable for the paper.

Drawings

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

FIG. 2 is a schematic perspective view of a width adjustment plate according to the present utility model;

FIG. 3 is a schematic side cross-sectional view of the spacing disc of the present utility model;

FIG. 4 is an enlarged schematic view of the structure at A in the utility model 3;

fig. 5 is a schematic side sectional structure of the width adjustment plate of the present utility model.

Reference numerals and names in the drawings are as follows:

1. supporting the table top; 2. a printer body; 201. a control panel; 3. a transmission belt slot body; 4. a paper transport belt; 5. a conveyor belt driving motor; 7. a fixing plate; 9. a limit roller; 10. a positioning plate; 11. a width adjusting plate; 12. a width adjusting screw; 13. a sub-height adjusting plate; 1301. a bearing; 14. a limiting disc; 1401. a fixed cylinder; 15. a guide plate; 16. locking the screw rod; 1601. a locking block; 17. a limit slide bar; 18. a support frame; 19. a main height adjusting plate; 20. and a height adjusting screw.

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. 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. 1-5, a general limiting structure for a printing machine includes a supporting table 1 and a printing machine main body 2 disposed on the supporting table 1, wherein a control panel 201 for controlling the printing machine main body 2 is disposed on the printing machine main body 2, a conveying belt slot 3 passing through the printing machine main body 2 is disposed in the middle of the supporting table 1, and a paper conveying belt 4 driven by a conveying belt driving motor 5 is disposed in the conveying belt slot 3; the two sides of the supporting table board 1 and the position close to the conveying belt groove body 3 are respectively fixed with a positioning plate 10, the positioning plates 10 are close to a paper input port of the printing machine main body 2, one side of each positioning plate 10 is connected with a width adjusting plate 11 through four limit sliding rods 17, the bottom of one side of each width adjusting plate 11 is fixed with a guide plate 15, the bottom of each guide plate 15 is in sliding contact with the surface of the paper conveying belt 4, and a limit disc 14 is arranged on one side of each width adjusting plate 11 and at the position close to each guide plate 15; a width adjusting screw rod 12 is connected between the two positioning plates 10 in a threaded penetrating manner, and one end of the width adjusting screw rod 12 penetrates out of the positioning plates 10 and is fixed with a screwing block.

In this embodiment, the positioning plate 10 includes a main height adjusting plate 19 movably inserted into the positioning plate, two ends of the width adjusting screw 12 are respectively rotatably connected to the main height adjusting plate 19, a supporting frame 18 is fixed at the top of the positioning plate 10, a height adjusting screw 20 is threaded through the middle of the supporting frame 18, and the bottom of the height adjusting screw 20 is rotatably connected to the top of the main height adjusting plate 19.

Specifically, after screwing the width adjusting screw 12, the two width adjusting plates 11 can be effectively driven to move close to each other or away from each other, and then the adjustment of the distance between the two width adjusting plates 11 can be realized to adapt to paper with different widths, and the main height adjusting plate 19 can be driven to move up and down in the positioning plate 10 by screwing the height adjusting screw 20, so that the auxiliary height adjusting plate 13 and the limiting disc 14 can be synchronously driven to adjust the up and down positions, and the paper with different thicknesses can be adapted.

In this embodiment, the width adjusting plate 11 includes a secondary height adjusting plate 13 movably inserted into the width adjusting plate 11, a fixed cylinder 1401 is integrally formed on one side of the limiting plate 14 near the width adjusting plate 11, the limiting plate 14 is inserted into an inner cavity of the secondary height adjusting plate 13 through the fixed cylinder 1401, a bearing 1301 is installed at the insertion position, an outer ring of the bearing 1301 is fixed in the inner cavity of the secondary height adjusting plate 13, an inner ring of the bearing 1301 is fixed on the surface of the fixed cylinder 1401, a rod body of the width adjusting screw 12 is far away from the inner wall of the fixed cylinder 1401, threads at two ends of the width adjusting screw 12 are oppositely arranged, and threads at two ends penetrate through the two secondary height adjusting plates 13 respectively.

Specifically, by the bearing 1301 provided in the sub-height adjusting plate 13, and the bearing 1301 being connected with the fixed cylinder 1401 on the stopper plate 14, the rotation of the stopper plate 14 can be facilitated, and the movement without interference with each other can be facilitated without contact with the width adjusting screw 12 at the time of the rotation.

In this embodiment, a locking screw 16 is further threaded through the side wall of the width adjustment plate 11, one end of the locking screw 16 is fixedly connected with a locking block 1601, and the locking block 1601 is disposed in a hollow groove formed in the inner cavity of the width adjustment plate 11.

Specifically, by installing the locking screw 16 on the width adjustment plate 11, the stability of the auxiliary height adjustment plate 13 can be maintained by abutting the auxiliary height adjustment plate 13 by the locking block 1601 after the height of the auxiliary height adjustment plate 13 is adjusted, and the stability of the limit plate 14 during rotation can be improved.

In this embodiment, four corners of each width adjustment plate 11 are fixed with a limiting slide bar 17, and one end of the limiting slide bar 17 away from the width adjustment plate 11 movably penetrates through the positioning plate 10.

Specifically, through setting up spacing slide bar 17 between locating plate 10 and width adjustment board 11, can be favorable to width adjustment board 11 to carry out steady activity on locating plate 10 through the spacing direction of spacing slide bar 17 to the convenience provides stability for spacing dish 14 and deflector 15 on the width adjustment board 11.

In this embodiment, both sides of the paper input end of the paper conveying belt 4 are provided with fixing plates 7 connected to the supporting table 1, and a limiting roller 9 is rotatably connected between the two fixing plates 7.

Specifically, through the spacing roller 9 that sets up to can be favorable to utilizing spacing roller 9 to form limit structure at the top of paper conveyer belt 4, avoid the paper to lift up, can be favorable to the paper to enter into between two width adjustment plates 11 through the clearance between paper conveyer belt 4 and the spacing roller 9.

In this embodiment, a gap for facilitating paper passing is provided between the top of the guide plate 15 and the bottom of the limiting plate 14, and both the front and rear sides of the guide plate 15 are designed to be arc structures.

Specifically, the clearance between the guide plate 15 and the limiting disc 14 is favorable for the paper to pass through, and when passing through, the contact of the limiting disc 14 to the paper forms rolling force, the effects of flattening and limiting are realized during rolling, and cambered surfaces are designed on the two backward sides of the guide plate 15, so that the paper can be conveniently entered and output.

When in use:

the distance between the two width adjusting plates 11 is adjusted according to the width of the paper, when the paper is adjusted, the twisting block at one end of the width adjusting screw 12 is twisted, so that the width adjusting screw 12 is driven to rotate, and when the width adjusting screw 12 rotates, the width adjusting screw can rotate in the two auxiliary height adjusting plates 13 which are in threaded connection with the width adjusting screw, so that the two width adjusting plates 11 are driven by the auxiliary height adjusting plates 13 to move close to or away from each other until the distance between the two width adjusting plates 11 is matched with the width of the paper to be printed currently;

the spacing between the limiting disc 14 and the guide plate 15 is adjusted according to the thickness of paper, when the paper is adjusted, the locking screw 16 is unscrewed, the locking screw 16 drives the locking block 1601 to not squeeze the auxiliary height adjusting plate 13 any more, the height adjusting screw 20 is screwed, the height adjusting screw 20 is utilized to rotate in the supporting frame 18, thereby the height adjusting screw 20 is utilized to drive the main height adjusting plate 19 to move up and down in the positioning plate 10, when the main height adjusting plate 19 moves up and down, the auxiliary height adjusting plate 13 can be synchronously driven to move up and down on the width adjusting plate 11 through the width adjusting screw 12, and when the auxiliary height adjusting plate 13 moves up and down, the limiting disc 14 connected with the auxiliary height adjusting plate can be synchronously driven to move away from the guide plate 15 or to be close to the guide plate 15 until the spacing between the limiting disc 14 and the guide plate 15 is matched with the thickness of the paper to be printed currently;

the paper to be printed is conveyed onto the paper conveying belt 4 by an external conveying device, passes through the space between the paper conveying belt 4 and the limit roller 9, is guided between the two width adjusting plates 11, and enters a gap between the limit disc 14 and the guide plate 15 through the cambered surface of the guide plate 15;

the belt driving motor 5 is started to drive the paper conveying belt 4 to drive the paper to one side of the printer main body 2, the paper conveying belt 4 can obtain the position limitation and the guide of the left and right directions of the two width adjusting plates 11 when transmitting paper, and simultaneously, the limiting disc 14 can be synchronously driven to rotate when the paper moves, so that the contact limiting of the two sides of the paper by the limiting disc 14 is realized, the paper can be finally transmitted to the lower part of the inner cavity of the printer main body 2, the printing mechanism on the printer main body 2 is utilized to print the passing paper, and the printed paper is discharged from the outlet of the printer main body 2 to carry out subsequent cutting operation.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a general limit structure for printing machine, includes supporting table (1) and sets up printing machine main part (2) on supporting table (1), is provided with on this printing machine main part (2) and is used for controlling control panel (201) of printing machine main part (2), its characterized in that, the transmission trough of belt body (3) of passing printing machine main part (2) are seted up at the middle part of supporting table (1), the inside of transmission trough of belt body (3) is provided with paper conveyer belt (4) driven by conveyer belt driving motor (5);

the paper feeding device is characterized in that positioning plates (10) are fixed on two sides of the supporting table top (1) and close to the positions of the conveying belt groove bodies (3), the positioning plates (10) are close to paper input ports of the printing machine main body (2), one sides of the positioning plates (10) are connected with width adjusting plates (11) through four limit sliding rods (17), guide plates (15) are fixed on the bottoms of one sides of the width adjusting plates (11), the bottoms of the guide plates (15) are in sliding contact with the surfaces of the paper conveying belts (4), and limiting plates (14) are arranged on one sides of the width adjusting plates (11) and close to the positions of the guide plates (15);

a width adjusting screw rod (12) is connected between the two positioning plates (10) in a threaded penetrating manner, and one end of the width adjusting screw rod (12) penetrates out of the positioning plates (10) and is fixed with a screwing block.

2. The universal limiting structure for the printing machine according to claim 1, wherein the positioning plate (10) comprises a main height adjusting plate (19) movably inserted into the positioning plate, two ends of the width adjusting screw (12) are respectively and rotatably connected to the main height adjusting plate (19), a supporting frame (18) is fixed at the top of the positioning plate (10), a height adjusting screw (20) is connected to the middle thread of the supporting frame (18) in a penetrating manner, and the bottom of the height adjusting screw (20) is rotatably connected to the top of the main height adjusting plate (19).

3. The universal limiting structure for the printing machine according to claim 1, wherein the width adjusting plate (11) comprises an auxiliary height adjusting plate (13) movably inserted into the width adjusting plate, a fixing cylinder (1401) is integrally formed on one side, close to the width adjusting plate (11), of the limiting plate (14), the limiting plate (14) is inserted into an inner cavity of the auxiliary height adjusting plate (13) through the fixing cylinder (1401), a bearing (1301) is installed at the inserting position, an outer ring of the bearing (1301) is fixed in the inner cavity of the auxiliary height adjusting plate (13), and an inner ring of the bearing (1301) is fixed on the surface of the fixing cylinder (1401).

4. The universal limiting structure for a printer according to claim 1, wherein the rod body of the width adjusting screw (12) is far away from the inner wall of the fixed cylinder (1401), threads at two ends of the width adjusting screw (12) are oppositely arranged, and threads at two ends of the width adjusting screw penetrate through two auxiliary height adjusting plates (13) respectively.

5. The universal limiting structure for the printing machine according to claim 1, wherein a locking screw (16) is further threaded through the side wall of the width adjusting plate (11), one end of the locking screw (16) is fixedly connected with a locking block (1601), and the locking block (1601) is arranged in a hollow groove formed in an inner cavity of the width adjusting plate (11).

6. A universal limiting structure for a printing machine according to claim 1, wherein a limiting slide bar (17) is fixed at four corners of each width adjusting plate (11), and one end of the limiting slide bar (17) far away from the width adjusting plate (11) movably penetrates through the positioning plate (10).

7. A universal limiting structure for a printing machine according to claim 1, wherein both sides of the paper input end of the paper conveying belt (4) are provided with fixing plates (7) connected to the supporting table board (1), and a limiting roller (9) is rotatably connected between the two fixing plates (7).

8. The universal limiting structure for the printer according to claim 1, wherein a gap for facilitating paper passing is arranged between the top of the guide plate (15) and the bottom of the limiting disc (14), and the front side and the rear side of the guide plate (15) are designed to be arc-shaped structures.