CN221140398U - Paper feeding device for printer and duplicator - Google Patents
Paper feeding device for printer and duplicator Download PDFInfo
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- CN221140398U CN221140398U CN202322996926.8U CN202322996926U CN221140398U CN 221140398 U CN221140398 U CN 221140398U CN 202322996926 U CN202322996926 U CN 202322996926U CN 221140398 U CN221140398 U CN 221140398U
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- paper
- paper feeding
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- rotating shaft
- printers
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- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000007599 discharging Methods 0.000 claims abstract description 25
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a paper feeding device for a printer and a copying machine, which comprises a paper feeding assembly, wherein a paper feeding groove extending to the inside is formed in the top of the paper feeding assembly, a paper separating assembly is arranged at the end part of the paper feeding groove extending to the inside of the paper feeding assembly, paper feeding mechanisms which keep the same rotation are vertically and symmetrically arranged in the paper separating assembly, the paper feeding mechanism positioned at the bottom is higher in rotation speed than the paper feeding mechanism positioned at the top, a paper discharging mechanism is arranged at the bottom of the paper feeding groove, a paper discharging rotating shaft is arranged in the paper discharging mechanism, paper is tangentially arranged at the bottom of the paper discharging rotating shaft, and the paper discharging rotating shaft is driven to keep axial rotation so as to drive the paper to be output in the paper separating assembly. The rotating speed of the paper feeding rotating shaft at the bottom of the paper feeding device for the printer and the copying machine is higher than that of the paper feeding rotating shaft at the top of the paper feeding rotating shaft, and the rotating directions of the paper feeding rotating shaft and the paper feeding rotating shaft are identical, so that when a plurality of papers enter the interior at the same time, the papers are separated through the friction cushions with different friction coefficients of the two outer walls, and the papers at the bottom enter the interior.
Description
Technical Field
The utility model relates to the technical field of printing and copying, in particular to a printer and a paper feeding device for the copying machine.
Background
The paper feed and discharge system functions to move the print medium in the longitudinal direction and to complete the longitudinal printing as the print medium moves in the longitudinal direction past the surface of the photosensitive drum.
Like chinese patent publication No. CN206217395U, a paper feeder for printer is disclosed, which comprises a side plate, one side top and the bottom of curb plate respectively with the both ends of roof and the both ends fixed connection of bottom plate, be provided with first baffle and second baffle between roof and the bottom plate, and first baffle is located the top of second baffle, the bottom of second baffle and the one end fixed connection of spring, the other end of spring and the top fixed connection of bottom plate, the top fixed connection of connecting block and first motor is passed through to the bottom of roof. This paper feeding device for printer, through first motor work, the movable plate can remove to can adjust the distance between two movable plates, make the both sides that the movable plate can fixed paper, not only can avoid taking place the displacement, thereby can improve the print quality, can place the paper of various specifications moreover, improve the application range of printer, the paper can be reasonable utilized, saving paper.
In the actual operation process, most of the printer-copier continuously sucks the paper into the interior when printing the copy paper, and a plurality of paper is easily sucked into the interior due to the adsorption between the paper, so that the paper jam phenomenon occurs.
It can be seen that the above problems exist in the prior art, and improvements are needed.
Disclosure of utility model
In view of the foregoing problems of the prior art, an object of the present utility model is to provide a paper feeding device for a printer and a copier, which solves the problems of paper jam and the like caused by the adsorption friction between the papers, which are easy to cause a plurality of papers to enter the interior at the same time when the papers are continuously sucked into the interior by the printer-copier.
In order to achieve the above object, the paper feeding device for printers and copiers provided by the utility model comprises a paper feeding assembly, wherein a paper feeding groove extending to the inside is formed in the top of the paper feeding assembly, a paper separating assembly is arranged at the end part of the paper feeding groove extending to the inside of the paper feeding assembly, paper feeding mechanisms which keep the same rotation are vertically and symmetrically arranged in the paper separating assembly, the paper feeding mechanism positioned at the bottom is higher in rotation speed than the paper feeding mechanism positioned at the top, a paper discharging mechanism is arranged at the bottom of the paper feeding groove, a paper discharging rotating shaft is arranged in the paper discharging mechanism, paper is tangentially arranged at the bottom of the paper discharging rotating shaft, and the paper discharging rotating shaft is driven to keep axial rotation so as to drive the paper to be output in the paper separating assembly.
Preferably, the paper feeding assembly comprises a shell, a paper feeding groove with a triangular section is formed in the top of the shell, and the paper discharging mechanism specifically comprises a paper discharging groove formed in the bottom of the paper feeding groove.
Preferably, a pushing plate capable of keeping vertical reciprocating sliding is arranged in the paper placing groove, paper is placed at the top of the pushing plate, and springs are symmetrically arranged at the bottom of the pushing plate so as to drive the paper to keep abutting with the inner wall of the paper placing groove.
Through the spring in push pedal bottom, can make the paper drive to outside by the paper pivot of going out, promote the push pedal and rise, make the paper tangent with the paper pivot constantly to output in the printing inslot.
Preferably, the paper separating assembly comprises a printing groove extending inside the paper feeding groove, and paper feeding mechanisms are vertically and symmetrically arranged at the end parts of the printing groove.
Preferably, the paper feeding mechanism specifically includes a paper feeding rotating shaft, and the rotation speed of the paper feeding rotating shaft at the bottom is greater than that of the paper feeding rotating shaft at the top.
Preferably, the outer walls of the two paper feeding rotating shafts are sleeved with friction cushions, the friction coefficient of the friction cushions at the bottom is larger than that of the friction cushions at the top, and the friction coefficient of the friction cushions at the top is larger than that of the paper.
The rotating speed of the paper feeding rotating shaft passing through the bottom is greater than that of the paper feeding rotating shaft at the top, and the rotating directions of the paper feeding rotating shaft and the paper feeding rotating shaft are consistent, so that when a plurality of papers enter the interior at the same time, the papers can be separated by the friction soft cushions with different friction coefficients of the two outer walls, and the papers positioned at the bottom can enter the interior.
Preferably, a paper outlet groove extending to the paper placing groove is formed in the outer wall of the paper inlet groove, and the thickness of the paper outlet groove is consistent with that of the single paper.
Preferably, a power supply is arranged in the shell, and an output end of the power supply is connected to the paper output rotating shaft and the paper feeding rotating shaft.
Preferably, a pushing block is slidably arranged between the paper placing groove and the outer wall of the shell, a sliding block is slidably arranged on the outer wall of the shell, and the sliding block is kept in contact with the pushing plate.
The beneficial effects are that:
Compared with the prior art, the paper feeding device for the printer and the duplicator has the following beneficial effects:
1. The rotating speed of the paper feeding rotating shaft passing through the bottom is greater than that of the paper feeding rotating shaft at the top, and the rotating directions of the paper feeding rotating shaft and the paper feeding rotating shaft are consistent, so that when a plurality of papers enter the interior at the same time, the papers can be separated by the friction soft cushions with different friction coefficients of the two outer walls, and the papers positioned at the bottom can enter the interior.
2. Through the spring in push pedal bottom, can make the paper drive to outside by the paper pivot of going out, promote the push pedal and rise, make the paper tangent with the paper pivot constantly to output in the printing inslot.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a schematic structural diagram of a paper feeding device according to an embodiment of the present utility model;
Fig. 2 is a schematic structural diagram of a side section of a paper feeding device according to an embodiment of the present utility model.
The main reference numerals:
1. A paper feed assembly; 2. a paper separating assembly; 3. paper sheets; 101. a housing; 102. feeding paper into a paper groove; 103. a paper placing groove; 104. a pushing block; 105. a power supply; 106. a printing tank; 201. a push plate; 202. a spring; 203. a paper output rotating shaft; 204. a paper outlet groove; 205. a paper feed rotating shaft; 206. a friction cushion; 207. a sliding block.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-2, a paper feeding device for printers and copiers comprises a paper feeding assembly 1, a paper feeding groove 102 extending to the inside is formed in the top of the paper feeding assembly 1, a paper separating assembly 2 is arranged at the end part of the paper feeding groove 102 extending to the inside of the paper feeding assembly 1, paper feeding mechanisms which keep the same-direction rotation are vertically and symmetrically arranged in the paper separating assembly 2, the paper feeding mechanism at the bottom is higher in rotation speed than the paper feeding mechanism at the top, a paper outlet mechanism is arranged at the bottom of the paper feeding groove 102, a paper outlet rotating shaft 203 is arranged in the paper outlet mechanism, paper 3 is tangentially arranged at the bottom of the paper outlet rotating shaft 203, and the paper outlet rotating shaft 203 is driven to keep axial rotation so as to drive the paper 3 to be output in the paper separating assembly 2.
The paper feeding device for the printer and the copying machine mainly aims to separate the paper 3 by the friction cushions 206 with different friction coefficients on two outer walls when a plurality of paper 3 enter the interior simultaneously due to the fact that the rotating speed of the paper feeding rotating shaft 205 at the bottom is higher than that of the paper feeding rotating shaft 205 at the top and the rotating directions of the paper feeding rotating shafts are identical; the spring 202 at the bottom of the push plate 201 can drive the paper 3 to the outside by the paper output shaft 203, and then push the push plate 201 to rise, so that the paper 3 is tangent to the paper output shaft 203 at any time, and is output in the printing groove 106.
In the technical scheme provided by the utility model, it can be seen from fig. 1 and 2 that the paper feeding assembly 1 includes the shell 101, and the top of shell 101 has still been seted up the income paper groove 102 that the cross-section is triangle-shaped, and paper discharging mechanism specifically includes the paper discharging groove 103 of opening in income paper groove 102 bottom, inside is used for placing paper 3, the rotation of rethread paper discharging pivot 203 can make each paper 3 output in the tip of income paper groove 102, prints copy job.
Furthermore, the inside of the paper placing groove 103 is also provided with a push plate 201 capable of keeping vertical reciprocating sliding, the top of the push plate 201 is used for placing paper 3, the bottom of the push plate 201 is symmetrically provided with springs 202, when the paper 3 is output to the outside through the rotation of the paper discharging rotating shaft 203 through the springs 202, the push plate 201 is pushed upwards by the springs 202, the paper 3 at the top can be tangent to the paper discharging rotating shaft 203 at any time, and the paper 3 can be output to the outside through the rotation of the paper discharging rotating shaft 203.
Furthermore, the paper separating assembly 2 includes a printing slot 106 extending inside the paper feeding slot 102, and a paper feeding mechanism which keeps vertical symmetry is further provided at the end of the printing slot 106, and the bottom paper 3 of the overlapped multiple papers 3 can enter the inside and the top paper 3 is discharged to the outside through different rotation speeds of the paper feeding mechanism.
Furthermore, the paper feeding mechanism specifically includes a paper feeding shaft 205, and the rotation speed of the paper feeding shaft 205 at the bottom is greater than that of the paper feeding shaft 205 at the bottom, so that the bottom paper 3 of the overlapped multiple papers 3 enters the inside, and the top paper 3 is discharged to the outside.
Furthermore, the friction cushion 206 is sleeved on the outer walls of the two paper feeding rotating shafts 205, and the friction coefficient of the friction cushion 206 at the bottom is larger than that of the friction cushion 206 at the top, so that the paper 3 at the bottom can be brought into the interior by friction force, and the friction coefficient of the friction cushion 206 at the top is larger than that between the paper 3, so that the paper 3 at the top can be brought out of the exterior.
Furthermore, the outer wall of the paper feeding groove 102 is also provided with a paper feeding groove 204 extending into the paper feeding groove 103, and the thickness of the paper feeding groove 204 is consistent with that of the single paper 3 and tangential to the paper feeding rotating shaft 203.
Furthermore, a power source 105 is disposed inside the casing 101, and an output end of the power source 105 is driven by being connected to the paper output shaft 203 and the paper input shaft 205.
Furthermore, a push block 104 is slidably disposed between the paper placing groove 103 and the outer wall of the housing 101, and a slide block 207 is slidably disposed on the outer wall of the housing 101, and the slide block 207 is connected to the push plate 201.
Working principle: by pulling out the push block 104, pulling down the slide block 207 to shrink the spring 202, putting the paper 3 on the top of the push plate 201, and making the paper 3 tangent to the paper output rotating shaft 203 by the elasticity of the spring 202;
By the rotation of the paper outlet rotating shaft 203, the paper 3 at the top can slide out through the paper outlet groove 204 and then enter the printing groove 106 along the paper inlet groove 102;
The bottom paper 3 of the overlapped multiple papers 3 enters the inside through the rotation speed of the paper feeding rotating shaft 205 at the bottom being larger than that of the paper feeding rotating shaft 205 at the bottom, and the top paper 3 is discharged to the outside;
And the friction coefficient of the friction cushion 206 at the bottom is larger than that of the friction cushion 206 at the top, so that the paper 3 at the bottom can be brought into the interior by friction force to perform printing and copying work, and the friction coefficient of the friction cushion 206 at the top is larger than that between the paper 3, so that the paper 3 at the top can be brought out.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (9)
1. The utility model provides a printer and paper feeding device for duplicator, its characterized in that, including paper feeding subassembly (1), go into paper groove (102) that extend to inside are offered at the top of paper feeding subassembly (1), go into paper groove (102) extend to the inside tip of paper feeding subassembly (1) is provided with paper dividing subassembly (2), the inside vertical symmetry of paper dividing subassembly (2) is provided with keeps homodromous paper feeding mechanism, is located the bottom paper feeding mechanism rotation rate is greater than the paper feeding mechanism at top, the bottom of paper feeding groove (102) is provided with paper discharging mechanism, the inside of paper discharging mechanism is provided with paper discharging pivot (203), the bottom of paper discharging pivot (203) is tangent to be provided with paper (3), paper discharging pivot (203) are driven and keep axial rotation in order to order about paper (3) output in inside paper dividing subassembly (2).
2. The paper feeding device for printers and copiers according to claim 1, wherein the paper feeding assembly (1) comprises a housing (101), a paper feeding groove (102) with a triangular cross section is formed in the top of the housing (101), and the paper discharging mechanism specifically comprises a paper discharging groove (103) formed in the bottom of the paper feeding groove (102).
3. The paper feeding device for printers and copiers according to claim 2, wherein a pushing plate (201) capable of keeping vertical reciprocating sliding is arranged in the paper feeding groove (103), paper (3) is placed on the top of the pushing plate (201), and springs (202) are symmetrically arranged at the bottom of the pushing plate (201) to drive the paper (3) to keep abutting with the inner wall of the paper feeding groove (103).
4. A paper feeding apparatus for printers and copiers according to claim 3, characterized in that the paper separating assembly (2) comprises a printing groove (106) extending inside the paper feeding groove (102), and the paper feeding mechanism is vertically and symmetrically arranged at the end of the printing groove (106).
5. The paper feeding device for printers and copiers according to claim 4, wherein said paper feeding mechanism comprises a paper feeding shaft (205), and the rotation speed of said paper feeding shaft (205) at the bottom is greater than that of said paper feeding shaft (205) at the top.
6. The paper feeding device for printers and copiers according to claim 5, wherein the outer walls of the two paper feeding shafts (205) are respectively sleeved with a friction cushion (206), the friction coefficient of the friction cushion (206) at the bottom is larger than that of the friction cushion (206) at the top, and the friction coefficient of the friction cushion (206) at the top is larger than that of the paper (3).
7. The paper feeding device for printers and copiers according to claim 6, wherein the paper feeding groove (204) extending to the paper discharge groove (103) is formed on the outer wall of the paper feeding groove (102), and the thickness of the paper feeding groove (204) is consistent with the thickness of the single paper (3).
8. The paper feeding device for printers and copiers according to claim 5, wherein a power source (105) is provided inside the housing (101), and an output end of the power source (105) is connected to the paper output shaft (203) and the paper feeding shaft (205).
9. A paper feeding device for printers and copiers according to claim 3, characterized in that a pushing block (104) is slidably arranged between the paper feeding groove (103) and the outer wall of the housing (101), a sliding block (207) is slidably arranged on the outer wall of the housing (101), and the sliding block (207) is kept in contact with the pushing plate (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322996926.8U CN221140398U (en) | 2023-11-06 | 2023-11-06 | Paper feeding device for printer and duplicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322996926.8U CN221140398U (en) | 2023-11-06 | 2023-11-06 | Paper feeding device for printer and duplicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221140398U true CN221140398U (en) | 2024-06-14 |
Family
ID=91383712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322996926.8U Active CN221140398U (en) | 2023-11-06 | 2023-11-06 | Paper feeding device for printer and duplicator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221140398U (en) |
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2023
- 2023-11-06 CN CN202322996926.8U patent/CN221140398U/en active Active
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