CN212687120U

CN212687120U - Printer protection device capable of preventing paper from being stuck

Info

Publication number: CN212687120U
Application number: CN202021554678.1U
Authority: CN
Inventors: 项陆嵘
Original assignee: Wenzhou Chuangyuan Printing Technology Co ltd
Current assignee: Wenzhou Chuangyuan Printing Technology Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-03-12
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a protection device for printer of anti-sticking paper relates to printer protection device field, comprising a base plate, the top side fixed mounting of bottom plate has two backup pads, and the through-hole has been seted up to one side of one of them backup pad. The utility model discloses rational in infrastructure, when the conveyer belt drives the paper feed, the motor drives the relative conveyer belt of pivot and carries out the antiport, the pivot drives drive gear and rotates, drive gear drives driven gear and rotates, driven gear rotates and drives the dwang and rotates, the dwang rotates and drives the rotation wheel, the rotation area rotates, another rotation wheel drives the movable rod and rotates, make the rotation area drive the scraping brush and rotate, through motor and conveyer belt antiport, thereby make the scraping brush with can be floating the paper that gets into, and then prevent too pincher trees paper to get into and lead to the card paper in the printer; meanwhile, the extrusion roller rotates reversely to prevent redundant paper from being jammed in the printer.

Description

Printer protection device capable of preventing paper from being stuck

Technical Field

The utility model relates to a printer protection device field, in particular to protection device for printer of anti-sticking paper.

Background

Printers are devices in which the operation results or intermediate results of a computer are printed on paper in a format recognizable by a human, such as numbers, letters, symbols, and figures, for printing the processing results of the computer on a relevant medium, and are currently being developed in a direction of lightness, thinness, shortness, smallness, low power consumption, high speed, and intellectualization.

The existing protection device for the printer has the phenomenon of paper jam when printing, so that in the paper feeding process, paper is stacked for a long time to cause adhesion between the paper, the printer cannot be separated from the paper, paper jam is caused, the paper can be wrinkled, the existing printer cannot be leveled to cause paper jam, and therefore the protection device for the printer is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent protection device for printer of card paper to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a protective device for a printer for preventing paper from being stuck comprises a bottom plate, two supporting plates are fixedly arranged on the top side of the bottom plate, one side of one of the supporting plates is provided with a through hole, an annular sleeve is fixedly arranged in the through hole, a rotating shaft is rotatably arranged in the annular sleeve, two ends of the rotating shaft respectively extend out of the annular sleeve, one end of the rotating shaft is rotatably arranged on one side of the other supporting plate, a round lug is rotatably sleeved on the rotating shaft, one side of the round lug is fixedly arranged on one side of the other supporting plate, the top side of the bottom plate is provided with a groove, two symmetrical conveying shafts are rotatably arranged in the groove, the two conveying shafts are positioned under the rotating shaft, the same conveying belt is rotatably sleeved on the two conveying shafts, a round hole is formed in one of the supporting plates, a round sleeve is fixedly mounted in the round hole, a rotating rod is rotatably mounted in the round sleeve, and two ends of the rotating rod respectively extend to the outer side of the round sleeve.

Preferably, one side of one of them backup pad is equipped with the motor, and the output of motor passes through shaft coupling fixed mounting and is served in one of pivot, and fixed mounting has drive gear in the pivot, and the one end fixed mounting of dwang has driven gear, and driven gear meshes with drive gear mutually.

Preferably, one side of one of the supporting plates is rotatably provided with a movable rod, and one side of the movable rod corresponding to the rotating rod is fixedly provided with a rotating wheel.

Preferably, two rotation wheels rotate and are sleeved with the same rotation belt, a scraper brush is fixedly mounted on the rotation belt, and the scraper brush is matched with printed paper.

Preferably, the rotating shaft is sleeved with an extrusion roller, one side of the extrusion roller is fixedly provided with an extrusion rod, and the extrusion rod is matched with the circular bump.

Preferably, a movable groove is formed in the outer side of the rotating shaft, a limiting block is arranged in the movable groove, one side of the limiting block is fixedly installed on the extrusion roller, and four sides of the limiting block are respectively contacted with the inner walls of the four sides of the movable groove.

Preferably, the movable groove is internally provided with a return spring, one end of the return spring is fixedly arranged on the inner wall of one side of the movable groove, and the other end of the return spring is fixedly arranged on one side of the limiting block.

The utility model discloses a technological effect and advantage:

1. the utility model discloses it is rational in infrastructure, when the conveyer belt drives the paper feed, the motor rotates and drives the relative conveyer belt of pivot and carry out the antiport, the pivot drives drive gear and rotates, drive gear drives driven gear and rotates, driven gear rotates and drives the dwang and rotates, the dwang rotates and drives the rotating wheel, the rotating band rotates, another rotating wheel drives the movable rod and rotates, make the rotating band drive the scraping brush and rotate, through motor and conveyer belt 103 antiport, thereby make scraping brush 305 and can be screeded the paper that gets into, and then prevent too pincher trees paper from getting into and leading to the card paper in the printer;

2. the utility model discloses in, when the paper removes to squeeze roll under, if there are more when overlapping, the motor drives the pivot, squeeze roll carries out the antiport, squeeze roll drives the stripper bar and rotates, the stripper bar can drive the stripper bar and remove when circular convex block's bottom removes to the top, the stripper bar drives squeeze roll and removes, extrusion sleeve drives the stopper and removes, the stopper drives reset spring and removes, through motor and conveyer belt 103 antiport and squeeze roll 201 back and forth movement in pivot 2, thereby can increase the frictional force with the paper, and then be convenient for part unnecessary paper and block unnecessary paper and get into in the printer, avoid the card paper.

Drawings

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

FIG. 2 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the present invention, partially enlarged in FIG. 1;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a base plate; 101. a support plate; 102. a transfer shaft; 103. a conveyor belt; 2. a rotating shaft; 201. a squeeze roller; 202. a circular bump; 203. an extrusion stem; 204. a return spring; 205. a limiting block; 206. a drive gear; 3. rotating the rod; 301. a driven gear; 302. a movable rod; 303. a rotating wheel; 304. a rotating belt; 305. a scraper brush.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

The utility model provides a protection device for a printer for preventing paper jam as shown in figures 1-4, which comprises a bottom plate 1, two support plates 101 are fixedly arranged on the top side of the bottom plate 1, one side of one support plate 101 is provided with a through hole, an annular sleeve is fixedly arranged in the through hole, a rotating shaft 2 is rotatably arranged in the annular sleeve, two ends of the rotating shaft 2 respectively extend out of the annular sleeve, one end of the rotating shaft 2 is rotatably arranged on one side of the other support plate 101, a circular lug 202 is rotatably sleeved on the rotating shaft 2, one side of the circular lug 202 is fixedly arranged on one side of the other support plate 101, a groove is arranged on the top side of the bottom plate 1, two symmetrical conveying shafts 102 are rotatably arranged in the groove, the two conveying shafts 102 are positioned under the rotating shaft 2, the same conveying belt 103 is rotatably sleeved on the two conveying shafts 102, one support plate, circular cover is fixedly installed in the round hole, and dwang 3 is installed in the circular cover rotation, and the both ends of dwang 3 extend to the outside of circular cover respectively.

Further, in the above scheme, one side of one of the support plates 101 is provided with a motor, the output end of the motor is fixedly mounted at one end of the rotating shaft 2 through a coupler, the rotating shaft 2 is fixedly mounted with a driving gear 206, one end of the rotating rod 3 is fixedly mounted with a driven gear 301, the driven gear 301 is meshed with the driving gear 206, and the driven gear 301 is meshed with the driving gear 206, so that the motor can rotate the rod 3 and rotate.

Further, in the above solution, one side of one of the support plates 101 is rotatably installed with a movable rod 302, and one side of the movable rod 302 corresponding to the rotating rod 3 is fixedly installed with a rotating wheel 303, so that the rotating belt 304 can be driven to reset through the arrangement of the rotating wheel 303.

Further, in the above scheme, two rotating wheels 303 are rotatably sleeved with the same rotating belt 304, the rotating belt 304 is fixedly provided with the scraper brush 305, the scraper brush 305 is adapted to the printed paper, and the scraper brush 305 can be driven to rotate through the arrangement of the rotating belt 304.

Further, in the above scheme, the rotating shaft 2 is sleeved with the extrusion roller 201, one side of the extrusion roller 201 is fixedly provided with the extrusion rod 203, and the extrusion rod 203 is matched with the circular bump 202 and can drive the extrusion roller to move through the arrangement of the extrusion rod 203.

Further, in the above scheme, a movable groove is formed in the outer side of the rotating shaft 2, a limiting block 205 is arranged in the movable groove, one side of the limiting block 205 is fixedly mounted on the squeezing roller 201, four sides of the limiting block 205 are respectively in contact with inner walls of four sides of the movable groove, and the limiting block 205 can be driven to move through the arrangement of the squeezing roller 201.

Further, in the above scheme, a return spring 204 is arranged in the movable groove, one end of the return spring 204 is fixedly mounted on the inner wall of one side of the movable groove, the other end of the return spring 204 is fixedly mounted on one side of the limiting block 205, and the limiting block 205 can be driven to reset through the arrangement of the return spring 204.

This practical theory of operation:

the model of the motor is as follows: 5IK120RGN, when the conveyor belt 103 drives paper to feed, the motor rotates to drive the rotating shaft 2 to rotate reversely relative to the conveyor belt 103, the rotating shaft 2 rotates to drive the driving gear 206 to rotate, the driving gear 206 rotates to drive the driven gear 301 to rotate, the driven gear 301 rotates to drive the rotating rod 3 to rotate, the rotating rod 3 rotates to drive one of the rotating wheels 303 to rotate, one of the rotating wheels 303 drives the rotating belt 304 to rotate, the rotating belt 304 drives the other rotating wheel 303 to rotate, the other rotating wheel 303 drives the movable rod 302 to rotate, so that the rotating belt 304 drives the scraper brush 305 to rotate, the scraper brush 305 and the conveyor belt 103 rotate reversely, and the scraper brush 305 and the conveyor belt 103 rotate through the motor, thereby leveling the entering paper and preventing paper jam caused by excessive paper entering the printer, meanwhile, the rotating shaft 2 rotates reversely to drive the extrusion roller 201 to rotate reversely, so that the extrusion roller 201 rotates to drive the extrusion rod 203 to rotate, the extrusion rod 203 drives the extrusion rod 203 to move when moving to the top end at the bottom end of the circular bump 202, the extrusion rod 203 drives the extrusion roller 201 to move, the extrusion sleeve 201 moves to drive the limiting block 205 to move, the limiting block 205 moves to drive the reset spring 204 to move, when the extrusion rod 203 moves to the bottom end at the top end of the circular bump 202, the reset spring 204 drives the limiting block 205, the extrusion roller 201 and the extrusion rod 203 to reset, the motor rotates reversely with the conveyor belt 103 and the extrusion roller 201 moves back and forth on the rotating shaft 2, so that the friction force between the paper and the paper can be increased, when the paper moves to the position under the extrusion roller 201, if a plurality of paper is overlapped, the redundant paper can be conveniently separated and prevented from entering the printer, avoiding paper jamming.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a protection device for printer of anti-sticking paper, includes bottom plate (1), its characterized in that: the conveying device is characterized in that two supporting plates (101) are fixedly mounted on the top side of the bottom plate (1), a through hole is formed in one side of one of the supporting plates (101), an annular sleeve is fixedly mounted in the through hole, a rotating shaft (2) is rotatably mounted in the annular sleeve, two ends of the rotating shaft (2) extend out of the annular sleeve respectively, one end of the rotating shaft (2) is rotatably mounted on one side of the other supporting plate (101), a round lug (202) is rotatably sleeved on the rotating shaft (2), one side of the round lug (202) is fixedly mounted on one side of the other supporting plate (101), a groove is formed in the top side of the bottom plate (1), two symmetrical conveying shafts (102) are rotatably mounted in the groove, the two conveying shafts (102) are located under the rotating shaft (2), the same conveying belt (103) is rotatably sleeved on the two conveying shafts (102), and a round, a circular sleeve is fixedly arranged in the circular hole, a rotating rod (3) is rotatably arranged in the circular sleeve, and two ends of the rotating rod (3) respectively extend to the outer side of the circular sleeve.

2. The protection device for a printer against paper jam as set forth in claim 1, wherein: one side of one of them backup pad (101) is equipped with the motor, and the output of motor passes through shaft coupling fixed mounting and is served in one of pivot (2), and fixed mounting has drive gear (206) in pivot (2), and the one end fixed mounting of dwang (3) has driven gear (301), and driven gear (301) and drive gear (206) mesh mutually.

3. The protection device for a printer against paper jam as set forth in claim 1, wherein: one side of one of the supporting plates (101) is rotatably provided with a movable rod (302), and one side of the movable rod (302) corresponding to the rotating rod (3) is fixedly provided with a rotating wheel (303).

4. A paper jam preventing protection apparatus for a printer according to claim 3, characterized in that: the two rotating wheels (303) are rotatably sleeved with the same rotating belt (304), the rotating belt (304) is fixedly provided with a scraper brush (305), and the scraper brush (305) is matched with printed paper.

5. The protection device for a printer against paper jam as set forth in claim 1, wherein: the rotating shaft (2) is sleeved with an extrusion roller (201), an extrusion rod (203) is fixedly mounted on one side of the extrusion roller (201), and the extrusion rod (203) is matched with the circular bump (202).

6. The protection device for a printer against paper jam as set forth in claim 1, wherein: the outer side of the rotating shaft (2) is provided with a movable groove, a limiting block (205) is arranged in the movable groove, one side of the limiting block (205) is fixedly installed on the extrusion roller (201), and four sides of the limiting block (205) are respectively contacted with the inner walls of the four sides of the movable groove.

7. The protection device for a printer against paper jam as set forth in claim 6, wherein: a return spring (204) is arranged in the movable groove, one end of the return spring (204) is fixedly installed on the inner wall of one side of the movable groove, and the other end of the return spring (204) is fixedly installed on one side of the limiting block (205).