Paper feeding mechanism of printer

Abstract

The utility model belongs to the technical field of printers, and particularly relates to a paper feeding mechanism of a printer, which adopts the following scheme that the paper feeding mechanism comprises the printer; the base is fixedly mounted on the left side of the printer; the mounting frame is connected to the top of the base in a sliding manner; the number of the electric push rods is two, the two electric push rods are both fixedly mounted at the top of the base, and the electric push rods are fixedly connected with the mounting frame; the number of the sliding frames is two, and the two sliding frames are both connected to the mounting frame in a sliding mode; the control frame is pulled on the crank, the control frame can unlock the position of the crank, then the crank is rotated, the crank can drive the gear to rotate, the gear can drive the sliding frame to move, the distance between the two electric suction cups is adjusted, and the paper feeding device is suitable for paper of various width sizes. And the device adapts to various use environments.

Description

TECHNICAL FIELD

[0001] The utility model relates to printer technical field especially relates to a paper feeding mechanism of printer. BACKGROUND

[0002] Printer is one of computer's output devices, is used for printing computer processing result on relevant medium, and the index of measuring printer good or bad has three: printing resolution, printing speed and noise, and the kind of printer is many, and according to whether the printing element has the action of striking paper, divides and strikes the printer with non-striking printer.

[0003] There are various models in the paper of printer, the paper feeding mechanism in the prior art is inconvenient to feed the paper of various width sizes, cannot adapt to various use environments, therefore, the utility model provides a paper feeding mechanism of printer for solving the above problems. UTILITY MODEL CONTENT

[0004] The utility model discloses a paper feeding mechanism of printer, which solves the problems of various models in the paper, inconvenience of the paper feeding mechanism in the prior art for feeding the paper of various width sizes, and inability to adapt to various use environments.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A paper feeding mechanism of printer, comprising

[0007] Printer;

[0008] Base, the base is fixedly installed on the left side of printer;

[0009] Mounting bracket, the mounting bracket is slidingly connected on the top of base;

[0010] Electric push rod, the number of electric push rod is two, and the two electric push rod is fixedly installed on the top of base, and electric push rod is fixedly connected with mounting bracket;

[0011] Sliding frame, the number of sliding frame is two, and the two sliding frame is slidingly connected on mounting bracket;

[0012] Electric suction cup, the electric suction cup is fixed on the inner side of sliding frame;

[0013] Positioning mechanism and unlocking mechanism, positioning mechanism is respectively matched with unlocking mechanism and mounting bracket, and positioning mechanism is used to position the position of sliding frame, and unlocking mechanism is used to unlock the position of sliding frame;

[0014] Control mechanism, the control mechanism includes: two mounting plates, two racks, gear and crank handle.

[0015] The mounting plate is fixedly connected with the sliding frame, the rack is fixedly connected with the sliding frame, the gear is rotatably connected at the bottom of the mounting plate, the gear is engaged with the rack, the handle is penetrated through the mounting plate, and the handle is fixedly connected with the gear.

[0016] As a preferred scheme of the utility model, the positioning mechanism comprises a positioning frame and a pushing rod.

[0017] The positioning frame is slidably connected with the handle, and the positioning frame is rotatably connected with the pushing rod.

[0018] As a preferred scheme of the utility model, the unlocking mechanism comprises a connecting rod, a pressing rod and a control frame.

[0019] The connecting rod is slidably connected at the top of the handle, the connecting rod is rotatably connected with the pressing rod, the pressing rod is matched with the handle and the control frame respectively, and the control frame is slidably connected at the top of the mounting plate.

[0020] As a preferred scheme of the utility model, the bottom of the positioning frame is fixedly provided with a positioning rod, a plurality of positioning grooves are arranged at equal intervals at the top of the mounting plate, and the outer side of the bottom end of the positioning rod is detachably clamped with the inner wall of the positioning groove.

[0021] As a preferred scheme of the utility model, the bottom of the positioning frame is fixedly provided with a positioning spring, and the positioning spring is fixedly connected with the handle.

[0022] As a preferred scheme of the utility model, a rectangular groove is formed in the front side of the control frame, and the outer side of the pressing rod is slidably contacted with the inner wall of the rectangular groove and the handle.

[0023] Beneficial effects:

[0024] 1. After the positioning frame is engaged with the mounting plate, the positioning frame can connect the handle and the mounting plate, block the rotation of the handle on the mounting plate, realize the positioning of the handle, enable the handle to position the gear, prevent the gear from rotating, realize the positioning of the mounting plate and the sliding frame through the engagement between the gear and the rack, and greatly increase the stability of the electric suction disc during use, so that the paper can be stably adsorbed.

[0025] 2. After the control frame is pulled and moved, the control frame can push the left end of the pressing rod downward, the pressing rod can slide downward on the right side of the handle, the connecting rod can be pushed to the right side, the pushing rod can lift the positioning frame, the positioning frame can be separated from the mounting plate, the handle can be unlocked, the handle can be freely rotated, the handle drives the gear to rotate, the gear drives the mounting plate and the sliding frame to move, the sliding frame drives the electric suction disc to move, the distance between the two electric suction discs can be adjusted, the electric suction disc can be adapted to paper with various sizes and widths, and the electric suction disc can be adapted to various conditions.

[0026] The utility model discloses: through pulling control frame on the rocking handle, control frame can be unlocked to the position of rocking handle, and then rotates rocking handle, and rocking handle can drive gear to rotate, and gear can drive sliding frame to move to adjust the interval of two electric sucking disc, and adapt to the paper of various width size, and adapt to various use environment. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is the planar three-dimensional view of the utility model;

[0028] Figure 2 It is the planar three-dimensional view of the utility model;

[0029] Figure 3 It is the positioning mechanism three-dimensional view of the utility model;

[0030] Figure 4 It is the control mechanism three-dimensional view of the utility model.

[0031] In the drawing: 1, printer;2, base;3, mounting frame;4, electric push rod;5, sliding frame;6, electric sucking disc;7, mounting plate;8, rack;9, gear;10, rocking handle;11, positioning frame;12, positioning spring;13, push rod;14, connecting rod;15, press rod;16, control frame. DETAILED DESCRIPTION

[0032] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0033] EMBODIMENT

[0034] Referring to Figures 1-4 A paper feeding mechanism of a printer, comprising

[0035] Printer 1;

[0036] Base 2, the base 2 is fixedly installed on the left side of the printer 1;

[0037] Mounting frame 3, the mounting frame 3 is slidably connected on the top of the base 2;

[0038] Electric push rod 4, the number of electric push rod 4 is two, and the two electric push rod 4 are fixedly installed on the top of the base 2, and the electric push rod 4 is fixedly connected with the mounting frame 3;

[0039] Sliding frame 5, the number of sliding frame 5 is two, and the two sliding frame 5 are slidably connected on the mounting frame 3;

[0040] Electric sucking disc 6, the electric sucking disc 6 is fixed on the inner side of the sliding frame 5.

[0041] Positioning mechanism and unlocking mechanism, the positioning mechanism is matched with the unlocking mechanism and the mounting frame 3 respectively, the positioning mechanism is used for positioning the position of the sliding frame 5, and the unlocking mechanism is used for unlocking the position of the sliding frame 5;

[0042] Control mechanism, the control mechanism includes: two mounting plates 7, two racks 8, a gear 9 and a crank 10;

[0043] The mounting plate 7 is fixedly connected with the sliding frame 5, the rack 8 is fixedly connected with the sliding frame 5, the gear 9 is rotatably connected at the bottom of the mounting plate 7, the gear 9 is engaged with the rack 8, and the crank 10 penetrates the mounting plate 7, and the crank 10 is fixedly connected with the gear 9.

[0044] Through the above structure: by pulling the control frame 16 on the crank 10, the control frame 16 can unlock the position of the crank 10, then rotating the crank 10, the crank 10 can drive the gear 9 to rotate, the gear 9 can drive the sliding frame 5 to move, the distance between the two electric suction cups 6 is adjusted, and a plurality of width sizes of paper can be adapted to a plurality of use environments.

[0045] As a preferred scheme of the utility model, the positioning mechanism includes: a positioning frame 11 and a push rod 13;

[0046] The positioning frame 11 is slidably connected with the crank 10, and the positioning frame 11 is rotatably connected with the push rod 13, after the positioning frame 11 is engaged with the mounting plate 7, the positioning frame 11 can connect the crank 10 and the mounting plate 7, to block the rotation of the crank 10 on the mounting plate 7, the positioning of the crank 10 can be realized, the crank 10 can position the gear 9, the gear 9 cannot rotate, the gear 9 is engaged with the rack 8, the positioning of the mounting plate 7 and the sliding frame 5 can be realized, the stability of the electric suction cup 6 during use is greatly increased, and the paper can be stably adsorbed.

[0047] As a preferred scheme of the utility model, the unlocking mechanism includes: a connecting rod 14, a pressing rod 15 and a control frame 16;

[0048] The connecting rod 14 is slidably connected at the top of the handle 10, and the connecting rod 14 is rotatably connected with the pressing rod 15, the pressing rod 15 is matched with the handle 10 and the control frame 16 respectively, the control frame 16 is slidably connected at the top of the mounting plate 7, after the control frame 16 is pulled to move, the control frame 16 can push the left end of the pressing rod 15 downward, so that the pressing rod 15 can slide downward at the right side of the handle 10, and the connecting rod 14 can be pushed to the right side, so that the connecting rod 14 can push the pushing rod 13 to the right side, the pushing rod 13 can lift the positioning frame 11, so that the positioning frame 11 can be separated from the mounting plate 7, the handle 10 is unlocked, and the handle 10 can be freely rotated, the handle 10 drives the gear 9 to rotate, the gear 9 drives the mounting plate 7 and the sliding frame 5 to move, so that the sliding frame 5 can drive the electric suction cups 6 to move, the distance between the two electric suction cups 66 can be adjusted, and various sizes of paper can be adapted to various conditions.

[0049] As a preferred scheme of the utility model, the bottom of the positioning frame 11 is fixedly provided with a positioning rod, the top of the mounting plate 7 is provided with a plurality of positioning grooves arranged at equal intervals, and the bottom outer side of the positioning rod is detachably connected with the inner wall of the positioning groove; after the positioning rod is inserted into the inner side of the positioning groove, the positioning rod can block the rotation of the handle 10, and the handle 10 can position the position of the sliding frame 5.

[0050] As a preferred scheme of the utility model, the bottom of the positioning frame 11 is fixedly provided with a positioning spring 12, the positioning spring 12 is fixedly connected with the handle 10, and the positioning spring 12 is used for resetting the positioning of the positioning frame 11, so that the positioning frame 11 can be automatically engaged with the mounting plate 7.

[0051] As a preferred scheme of the utility model, the front side of the control frame 16 is provided with a rectangular groove, the outer side of the pressing rod 15 is slidably connected with the handle 10 and the inner wall of the rectangular groove respectively, and the rectangular groove is used for pressing the pressing rod 15 when the control frame 16 moves.

[0052] It should be noted that: specific models of the printer 1, the electric push rod 4 and the electric suction cup 6 are selected by those skilled in the relevant art, and the above description about the printer 1, the electric push rod 4 and the electric suction cup 6 all belong to the prior art, and the scheme is not described in detail.

[0053] The utility model discloses a work principle: when needing to send paper to printer 1, first, paper is stacked on the top of base 2, then start electric sucking disc 6, and electric sucking disc 6 sucks the first paper, then start electric push rod 4, and electric push rod 4 pushes the paper to move to the inside of printer 1, realizes the paper feeding of printer 1, if the interval of two electric sucking discs 6 is not suitable, cannot suck the paper of current width, only need to pull control frame 16 on rocking handle 10, after control frame 16 is pulled and moves, control frame 16 can press down the left end of push rod 15, and push rod 15 can slide down on the right side of rocking handle 10, can push connecting rod 14 to the right side, and connecting rod 14 can push push rod 13 to the right side, and push rod 13 can lift up locating frame 11, and locating frame 11 can be separated from mounting plate 7, realizes the unlocking of rocking handle 10, can freely rotate rocking handle 10, and rocking handle 10 drives gear 9 to rotate, and gear 9 can drive mounting plate 7 and sliding frame 5 to move, and sliding frame 5 can drive electric sucking disc 6 to move, to adjust the interval of two electric sucking discs 66, after adjusting, release control frame 16, and control frame 16 releases locating frame 11, and locating frame 11 will automatically engage with mounting plate 7, after locating frame 11 engages with mounting plate 7, locating frame 11 can connect rocking handle 10 and mounting plate 7, to block rocking handle 10 on mounting plate 7, can realize the positioning of rocking handle 10, and rocking handle 10 can position gear 9, and gear 9 cannot rotate, and gear 9 engages with rack 8, can realize the positioning of mounting plate 7 and sliding frame 5, greatly increase the stability of electric sucking disc 6 when using, to stably adsorb paper, can adapt to paper of various size width, to adapt to various adaptation conditions.

[0054] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and utility model concept of the utility model, equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A paper feeding mechanism for a printer, characterized in that, include Printer (1); Base (2), which is fixedly installed on the left side of printer (1); Mounting bracket (3), which is slidably connected to the top of the base (2); Electric push rod (4), the number of electric push rods (4) is two, both electric push rods (4) are fixedly installed on the top of the base (2), and the electric push rods (4) are fixedly connected to the mounting bracket (3); Sliding bracket (5), the number of the sliding bracket (5) is two, and both sliding brackets (5) are slidably connected to the mounting bracket (3); An electric suction cup (6) is fixed to the inside of the sliding frame (5); The positioning mechanism and the unlocking mechanism are respectively used to cooperate with the unlocking mechanism and the mounting bracket (3). The positioning mechanism is used to position the sliding bracket (5), and the unlocking mechanism is used to unlock the sliding bracket (5). The control mechanism includes: two mounting plates (7), two racks (8), a gear (9), and a crank (10); The mounting plate (7) is fixedly connected to the sliding frame (5), the rack (8) is fixedly connected to the sliding frame (5), the gear (9) is rotatably connected to the bottom of the mounting plate (7), the gear (9) meshes with the rack (8), the crank (10) passes through the mounting plate (7), and the crank (10) is fixedly connected to the gear (9).

2. The paper feeding mechanism of a printer according to claim 1, characterized in that, The positioning mechanism includes: a positioning frame (11) and a push rod (13); The positioning frame (11) is slidably connected to the crank handle (10), and the positioning frame (11) is rotatably connected to the push rod (13).

3. The paper feeding mechanism of a printer according to claim 1, characterized in that, The unlocking mechanism includes: a connecting rod (14), a pressing rod (15), and a control frame (16); The connecting rod (14) is slidably connected to the top of the crank (10), and the connecting rod (14) is rotatably connected to the push rod (15). The push rod (15) is respectively engaged with the crank (10) and the control frame (16). The control frame (16) is slidably connected to the top of the mounting plate (7).

4. The paper feeding mechanism of a printer according to claim 2, characterized in that, The bottom of the positioning frame (11) is fixedly installed with a positioning rod, and the top of the mounting plate (7) is provided with multiple positioning slots arranged at equal intervals. The outer side of the bottom end of the positioning rod can be detachably engaged with the inner wall of the positioning slot.

5. The paper feeding mechanism of a printer according to claim 2, characterized in that, A positioning spring (12) is fixedly installed at the bottom of the positioning frame (11), and the positioning spring (12) is fixedly connected to the crank handle (10).

6. The paper feeding mechanism of a printer according to claim 3, characterized in that, The front side of the control frame (16) has a rectangular groove, and the outer side of the pressing rod (15) slides in contact with the crank (10) and the inner wall of the rectangular groove respectively.

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