CN213294125U

CN213294125U - Paper feeding roller for printer

Info

Publication number: CN213294125U
Application number: CN202022142170.7U
Authority: CN
Inventors: 滕坤; 解卫
Original assignee: Beijing Cheng Zhiyuan Science And Technology Co ltd
Current assignee: Beijing Cheng Zhiyuan Science And Technology Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-05-28
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a printer is with cylinder of form advancing belongs to computer technology field, including backup pad, compaction roller and dress paper roll, the backup pad is equipped with two, two the backup pad symmetry sets up the both ends at the compaction roller, the dress paper roll setting is fixed at the side of dress paper roll and with the inner wall of two backup pads, be equipped with between two backup pads with compaction roller sliding fit's regulation structure. The utility model has the advantages that: the compaction can be adjusted according to the thickness of the printing stock form on the paper loading roller, the automation is higher, and the practicability is stronger.

Description

Paper feeding roller for printer

Technical Field

The utility model belongs to the technical field of the computer technique and specifically relates to a printer is with cylinder of form advancing is related to.

Background

A printer is one of the output devices of a computer for printing the results of a computer process on an associated medium. The indexes for measuring the quality of the printer comprise three items: print resolution, print speed and noise. There are many types of printers, and an impact printer and a non-impact printer are classified according to whether or not a printing element strikes paper. Full-font character printers and dot matrix character printers are classified according to the character structure to be printed. A line printer is divided into a serial printer and a line printer in such a manner that a line character is formed on a paper. According to the adopted technology, the printer is divided into a column type, a spherical type, an ink jet type, a thermal type, a laser type, an electrostatic type, a magnetic type, a light emitting diode type and the like.

The printer inner structure among the prior art exists when form advancing at the long-time printing in-process, the printer endotheca can become less gradually at the printing stock form on the roller of form advancing, make the external diameter of the printing stock form of cover on the roller of form advancing more and more littleer, thereby lead to the compaction roller of the printing stock form of compaction cover on the roller of form advancing can't carry out the compaction to the printing stock form of cover on the roller of form advancing, because of the unable compaction of the printing stock form of cover on the roller of form advancing, make the printer at follow-up during operation, the volume of drawing of printing the stock form can not fine control, thereby cause the waste to the printing stock form in the printer, and the compaction roller regulation structure among the.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a printer is with cylinder of form advancing to solve in the prior art printer and the technical problem of the regulation that roller complex compaction roller can not be fine of form advancing.

The utility model provides a printer is with cylinder of form advancing, including backup pad, compaction roller and dress paper roll, the backup pad is equipped with two, two the backup pad symmetry sets up the both ends at the compaction roller, dress paper roll sets up the side at the compaction roller and fixed with the inner wall of two backup pads, be equipped with between two backup pads with compaction roller sliding fit's regulation structure.

Furthermore, the adjusting structure comprises two gears, a connecting rod, a motor, two sliding blocks, two accommodating plates and two sets of convex blocks, through holes for accommodating the two sliding blocks are formed in the two supporting plates, the two sliding blocks are respectively connected with the top and the bottom of the two through holes in a sliding manner, two ends of the compacting roller are respectively fixed with the inner walls of the two sliding blocks, the two accommodating plates are respectively positioned on two sides of the two supporting plates and are fixed with the outer walls of the two sliding blocks, the two sets of convex blocks are respectively arranged along the length direction of the two supporting plates and are respectively fixed on the outer walls of the two accommodating plates, two ends of the connecting rod are arranged between the two supporting plates in an inserting manner, the connecting rod is positioned above the compacting roller, the two gears are respectively positioned on the outer walls of the two supporting plates, and the two gears are respectively sleeved at two ends of the connecting, two gears mesh with two sets of lugs respectively, are equipped with the L template that supports the motor in the backup pad, the output of motor runs through the L template and is fixed with the one end of connecting rod.

Further, two slots are formed in the outer wall of one end of the supporting plate, two ends of the paper loading roller are placed in the two slots, two fixing blocks convenient for loading and unloading of the paper loading roller are arranged on the slots, and the top and the bottom of each fixing block are respectively connected with the tops and the bottoms of the two slots in a sliding mode.

Furthermore, all overlap on the both ends of dress paper roll and be equipped with the spacing collar, two the spacing collar is located between two backup pads, the length of compaction roller is unanimous with the distance between two spacing collars.

Compared with the prior art, the beneficial effects of the utility model reside in that:

one of them, two all seted up the slot on the outer wall of backup pad one end, the both ends of dress paper roll are placed in two slots, two be equipped with the fixed block of the loading and unloading of the dress paper roll of being convenient for on the slot, two the top and the bottom of fixed block respectively with sliding connection between the top and the bottom of two slots, when needs are changed and are adorned paper to the dress paper roller, will slide two fixed blocks through the staff, make the fixed block open the slot, the staff directly will adorn the paper roller afterwards take out can to the dress paper operation of adorning the paper roller has been realized.

And secondly, all the sleeves are provided with limiting rings on the two ends of the paper loading roller, the limiting rings are positioned between the two supporting plates, the length of the compaction roller is consistent with the distance between the two limiting rings, and the compaction roller is in compaction fit with the two limiting rings, so that the phenomenon that the paper feeding position of printing paper is shifted when the paper loading roller is used for paper feeding is effectively prevented, and the practicability is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of a first viewing angle of the present invention;

FIG. 2 is a schematic view of a second perspective of the present invention

FIG. 3 is a schematic view of the partial three-dimensional structure of the present invention

Reference numerals:

the paper feeding device comprises a supporting plate 1, a compaction roller 2, a paper feeding roller 3, an adjusting structure 4, a gear 41, a connecting rod 42, a motor 43, a sliding block 44, a containing plate 45, a convex block 46, an L-shaped plate 47, a fixed block 11 and a limiting ring 31.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3 below, the embodiment of the present invention provides a paper feeding roller for printer, including backup pad 1, compaction roller 2 and paper loading roller 3, backup pad 1 is equipped with two, two backup pad 1 symmetry sets up the both ends at compaction roller 2, paper loading roller 3 sets up at the side of compaction roller 2 and fixed with the inner wall of two backup pads 1, is equipped with between two backup pads 1 with 2 sliding fit's of compaction roller regulation structure 4, adjusts the distance between compaction roller 2 and the paper loading roller 3 through adjusting structure 4 to the realization is to the fixed of printing stock form.

The adjusting structure 4 comprises two gears 41, a connecting rod 42, a motor 43, two sliding blocks 44, two accommodating plates 45 and two sets of convex blocks 46, through holes for accommodating the two sliding blocks 44 are formed in the two support plates 1, the two sliding blocks 44 are respectively connected with the tops and the bottoms of the two through holes in a sliding manner, two ends of the compacting roller 2 are respectively fixed with the inner walls of the two sliding blocks 44, the two accommodating plates 45 are respectively positioned on two sides of the two support plates 1, the two accommodating plates 45 are fixed with the outer walls of the two sliding blocks 44, the two sets of convex blocks 46 are respectively arranged along the length direction of the two support plates 1, the two sets of convex blocks 46 are respectively fixed on the outer walls of the two accommodating plates 45, two ends of the connecting rod 42 are arranged between the two support plates 1 in an inserting manner, the connecting rod 42 is positioned above the compacting roller 2, the two gears 41 are respectively positioned on the outer, and two gears 41 are respectively sleeved at two ends of the connecting rod 42, the two gears 41 are respectively meshed with the two groups of convex blocks 46, an L-shaped plate 47 for supporting the motor 43 is arranged on one supporting plate 1, the output end of the motor 43 penetrates through the L-shaped plate 47 and is fixed with one end of the connecting rod 42, the connecting rod 42 is driven to rotate by opening the motor 43, the two gears 41 are driven to rotate by the connecting rod 42, the two groups of convex blocks 46 are respectively driven to move along the length direction of the through hole by the rotation of the two gears 41, the two accommodating plates 45 are driven to move by the movement of the two groups of convex blocks 46, then the two sliding blocks 44 are driven to move by the two accommodating plates 45, and the compaction roller 2 is driven to move by the sliding blocks.

Two slots have all been seted up on the outer wall of 1 one end of backup pad, place in two slots at the both ends of dress paper roll 3, two be equipped with the fixed block 11 of the loading and unloading of the paper roll 3 of being convenient for on the slot, two the top and the bottom of fixed block 11 respectively with sliding connection between the top and the bottom of two slots, when needs are changed and are adorned paper to dress paper roll 3, will slide two fixed blocks 11 through the staff, make fixed block 11 open the slot, the staff directly will adorn paper roll 3 afterwards take out can to the dress paper operation of adorning paper roll 3 has been realized.

All the cover is equipped with spacing collar 31 on the both ends of dress paper roller 3, two spacing collar 31 is located between two backup pads 1, the length of compaction roller 2 is unanimous with the distance between two spacing collars 31, through compaction roller 2 and two spacing collars 31 compaction cooperation, can effectually prevent to adorn the paper roller 3 and beat the phenomenon that the position of form advancing of beating printing paper produced the skew when form advancing the process to the practicality has been improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a cylinder of form advancing for printer which characterized in that: including backup pad (1), compaction roller (2) and dress paper roll (3), backup pad (1) is equipped with two, two backup pad (1) symmetry sets up the both ends at compaction roller (2), dress paper roll (3) set up the side of compaction roller (2) and fixed with the inner wall of two backup pads (1), be equipped with between two backup pads (1) with compaction roller (2) sliding fit's regulation structure (4).

2. The paper feed roller for a printer as claimed in claim 1, wherein: the adjusting structure (4) comprises two gears (41), a connecting rod (42), a motor (43), two sliding blocks (44), two accommodating plates (45) and two groups of convex blocks (46), wherein through holes for accommodating the two sliding blocks (44) are formed in the two supporting plates (1), the two sliding blocks (44) are respectively connected with the tops and the bottoms of the two through holes in a sliding manner, the two ends of the compacting roller (2) are respectively fixed with the inner walls of the two sliding blocks (44), the two accommodating plates (45) are respectively positioned on the two sides of the two supporting plates (1), the two accommodating plates (45) are fixed with the outer walls of the two sliding blocks (44), the two groups of convex blocks (46) are respectively arranged along the length direction of the two supporting plates (1), the two groups of convex blocks (46) are respectively fixed on the outer walls of the two accommodating plates (45), the two ends of the connecting rod (42) are arranged between the two supporting plates (1) in an inserting manner, connecting rod (42) are located the top of compaction roller (2), and two gears (41) are located the outer wall of two backup pads (1) respectively to two gears (41) overlap respectively and establish the both ends at connecting rod (42), and two gears (41) mesh with two sets of lugs (46) respectively, are equipped with L template (47) that support motor (43) on one backup pad (1), the output of motor (43) runs through L template (47) and is fixed with the one end of connecting rod (42).

3. The paper feed roller for a printer as claimed in claim 1, wherein: two slots have all been seted up on the outer wall of backup pad (1) one end, place in two slots at the both ends of dress paper roll (3), two be equipped with fixed block (11) of being convenient for dress paper roll (3) loading and unloading on the slot, two the top and the bottom of fixed block (11) respectively with sliding connection between the top and the bottom of two slots.

4. The paper feed roller for a printer as claimed in claim 1, wherein: all the two ends of the paper loading roller (3) are sleeved with limiting rings (31), the limiting rings (31) are located between the two supporting plates (1), and the length of the compaction roller (2) is consistent with the distance between the two limiting rings (31).