CN210309596U

CN210309596U - Automatic paper feeding device of printer

Info

Publication number: CN210309596U
Application number: CN201920720700.6U
Authority: CN
Inventors: 刘宜云
Original assignee: Shenzhen Yunzhi Technology Co Ltd
Current assignee: Shenzhen Yunzhi Technology Co Ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-04-14
Anticipated expiration: 2029-05-17

Abstract

The utility model discloses an automatic paper feed device of printer, the on-line screen storage device comprises a base, the fixed one end fixedly connected with fixed bolster in base top, the spout has been seted up to the one end that fixed bolster was kept away from at the base top, spout inner wall sliding connection has the movable support frame, movable support frame top is through first screw rod and fixed bolster fixed connection, the fixed bolster runs through on one side has the drive roller, the drive roller is located the outside one end fixedly connected with drive gear of fixed bolster, drive gear's one end is kept away from to the drive roller has seted up the post groove, the triangle draw-in groove has all been seted up to post inslot wall top and bottom, the one end that post groove was kept away from to post inslot wall sliding connection has the driven voller runs through. The automatic paper feeding device for the printer is simple in structure, and convenient to replace the paper pickup wheel and clean.

Description

Automatic paper feeding device of printer

Technical Field

The utility model relates to a printer technical field specifically is an automatic paper feed device of printer.

Background

The printer is one of the output devices of the computer, is used for printing the result of the computer processing on the relevant medium, and the indexes for measuring the quality of the printer are three items: the printer has a plurality of types, whether a printing element strikes paper or not is determined, the printer is divided into a striking type printer and a non-striking type printer, the printer is divided into a full-scale character printer and a dot matrix character printer according to a printing character structure, the printer is divided into a serial type printer and a line type printer according to a mode that a line character is formed on the paper, and the printer is divided into a column type printer, a spherical printer, an ink jet type printer, a thermal sensitive type printer, a laser type printer, an electrostatic type printer, a magnetic type printer, a light emitting diode type printer and the like according to the adopted technology. However, the commonly used automatic paper feeding device has a complex structure, is inconvenient to clean, and is troublesome to replace after the paper pickup wheel is worn.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a printer automatic paper feed device has solved the automatic paper feed device structure of commonly used complicacy, inconvenient clearance to change more troublesome problem after the paper pickup wheel wearing and tearing.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an automatic paper feeding device of a printer comprises a base, wherein one end of the top of the base is fixedly connected with a fixed supporting frame, one end of the top of the base, which is far away from the fixed support frame, is provided with a chute, the inner wall of the chute is connected with a movable support frame in a sliding way, the top of the movable support frame is fixedly connected with a fixed support frame through a first screw rod, one side of the fixed support frame is penetrated with a driving roller, one end of the driving roller, which is positioned outside the fixed support frame, is fixedly connected with a driving gear, one end of the driving roller, which is far away from the driving gear, is provided with a cylindrical groove, the top and the bottom of the inner wall of the cylindrical groove are both provided with triangular clamping grooves, the inner wall of the cylindrical groove is connected with one end of a driven roller far away from the cylindrical groove in a sliding way, the end of the driven roller penetrates through the movable supporting frame and is fixedly connected with a limiting block, the driven roller intermediate position and the drive roller are kept away from the equal fixedly connected with spacing dish of drive gear's one end.

Preferably, the positions of the top and the bottom of the driven roller corresponding to the triangular clamping grooves are provided with clamping grooves, the bottom of the inner wall of each clamping groove is fixedly connected with a return spring, and the top of each return spring is fixedly connected with a double-bevel-angle clamp.

Preferably, base top one end fixedly connected with sticks up the landslide, drive gear is external to have driving motor.

Preferably, the bottom of the movable support frame is fixed inside the sliding groove through a second screw rod.

Preferably, the double-bevel buckle extends into the triangular clamping groove and is connected with the inner wall of the triangular clamping groove in a sliding mode.

Preferably, a paper rubbing rubber ring is slidably connected to the driven roller at a position between the two limiting discs, and a friction plate is fixedly connected to the top of the base at a position below the paper rubbing rubber ring.

(III) advantageous effects

The utility model provides an automatic paper feed device of printer. The method has the following beneficial effects:

(1) the automatic paper feeding device of the printer is characterized in that a driving roller penetrates through one side of a fixed support frame, one end, located outside the fixed support frame, of the driving roller is fixedly connected with a driving gear, one end, far away from the driving gear, of the driving roller is provided with a cylindrical groove, the top and the bottom of the inner wall of the cylindrical groove are provided with triangular clamping grooves, the inner wall of the cylindrical groove is connected with one end, far away from the cylindrical groove, of a driven roller in a sliding mode, penetrates through a movable support frame and is fixedly connected with a limiting block, a limiting disc is fixedly connected with the middle position of the driven roller and one end, far away from the driving gear, of the driving roller, buckling grooves are formed in the positions, corresponding to the triangular clamping grooves, of the top and the bottom of the driven roller, a, the movable support frame is taken down, the driven roller can be taken out from the interior of the device, then the paper rubbing rubber ring sleeved on the driven roller slides down from one end of the driven roller, and a new paper rubbing rubber ring is replaced, so that the aim of replacing the paper rubbing rubber ring simply and conveniently is fulfilled.

(2) This automatic paper feed device of printer constitutes the support frame of whole device through fixed stay frame and movable support frame, and movable support frame can take off with the driven voller together during the clearance, and structure and dismantlement easy operation have reached the purpose of convenient clearance.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

fig. 3 is the schematic view of the triangular clamping groove structure of the present invention.

In the figure: the device comprises a base 1, a fixed support frame 2, a sliding groove 3, a movable support frame 4, a first screw rod 5, a driving roller 6, a driving gear 7, a cylindrical groove 8, a triangular clamping groove 9, a driven roller 10, a limiting block 11, a limiting disc 12, a buckling groove 13, a return spring 14, a double-bevel-angle buckle 15, a tilting slope 16, a second screw rod 17, a paper rubbing rubber ring 18 and a friction plate 19.

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.

Referring to fig. 1-3, the present invention provides a technical solution: an automatic paper feeding device of a printer comprises a base 1, wherein a fixed supporting frame 2 is fixedly connected with one fixed end at the top of the base 1, a chute 3 is arranged at one end of the top of the base 1 far away from the fixed supporting frame 2, a movable supporting frame 4 is connected with the inner wall of the chute 3 in a sliding way, the top of the movable supporting frame 4 is fixedly connected with the fixed supporting frame 2 through a first screw 5, the movable supporting frame is simpler to disassemble and can be more convenient to clean, a driving roller 6 penetrates through one side of the fixed supporting frame 2, a driving gear 7 is fixedly connected with one end of the driving roller 6 positioned outside the fixed supporting frame 2, a cylindrical groove 8 is arranged at one end of the driving roller 6 far away from the driving gear 7, triangular clamping grooves 9 are respectively arranged at the top and the bottom of the inner wall of the cylindrical groove 8, the middle position of the driven roller 10 and one end, far away from the driving gear 7, of the driving roller 6 are fixedly connected with limiting discs 12, so that the paper twisting rubber ring is conveniently limited between the two limiting discs, and the position of the paper twisting rubber ring is prevented from deviating in the using process.

The buckle groove 13 has all been seted up with the position that triangle draw-in groove 9 corresponds in driven voller 10 top and bottom, buckle groove 13 inner wall bottom fixedly connected with reset spring 14, the two oblique angle buckles 15 of reset spring 14 top fixedly connected with, both sides all are provided with the oblique angle accessible and apply horizontal pulling force with the buckle from the roll-off in the triangle draw-in groove to reset spring's packing force can guarantee under the less condition of horizontal pulling force in the use, the driven voller can not deviate from the cylindrical groove.

One end of the top of the base 1 is fixedly connected with a tilting landslide 16, and a driving motor is externally connected with the driving gear 7 to conveniently drive a driving roller and a driven roller to rotate so as to realize automatic paper feeding.

The bottom of the movable support frame 4 is fixed inside the sliding chute 3 through a second screw rod 17.

The double-bevel-angle buckle 15 extends into the triangular clamping groove 9 and is connected with the inner wall of the triangular clamping groove 9 in a sliding mode.

A paper rubbing rubber ring 18 is slidably connected to the driven roller 10 at a position between the two limiting discs 12, and a friction plate 19 is fixedly connected to the top of the base 1 at a position below the paper rubbing rubber ring 18.

When the printer is used, the driving gear 7 is driven to rotate by an external driving motor and simultaneously drives the driving roller 6 to rotate, the driving roller 6 drives the driven roller 6 to rotate by the triangular clamping groove 9 and the double-bevel-angle buckle 15, the driven roller 6 drives the paper rubbing rubber ring 18 to rub paper falling from the tilting landslide 16 into the printer when rotating, when the paper rubbing rubber ring 18 needs to be cleaned or replaced, the first screw 5 and the second screw 17 are respectively unscrewed, the limiting block 11 is pulled forcefully, the limiting block 11 is transversely moved under the action of transverse force and drives the driven roller 10 to transversely move, the driven roller 10 drives the double-bevel-angle buckle 15 to transversely move to slide out of the triangular clamping groove 9 and press the reset spring 14, when the double-bevel-angle buckle 15 completely slides out of the triangular clamping groove 9, the movable support frame 4 is pulled out of the sliding groove 3 and the driven roller 10 is completely pulled out of the cylindrical groove, and then sliding the paper rubbing rubber ring 18 from one end of the driven roller 10 and replacing the paper rubbing rubber ring 18 with a new one, wherein the installation is carried out according to the reverse steps.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.

Claims

1. The utility model provides a printer automatic paper feed device, includes base (1), its characterized in that: the fixing device is characterized in that a fixing support frame (2) is fixedly connected to one fixed end of the top of the base (1), a sliding groove (3) is formed in one end, far away from the fixing support frame (2), of the top of the base (1), a movable support frame (4) is connected to the inner wall of the sliding groove (3) in a sliding manner, the top of the movable support frame (4) is fixedly connected with the fixing support frame (2) through a first screw (5), a driving roller (6) penetrates through one side of the fixing support frame (2), a driving gear (7) is fixedly connected to one end, located outside the fixing support frame (2), of the driving roller (6), a cylindrical groove (8) is formed in one end, far away from the driving gear (7), of the driving roller (6), triangular clamping grooves (9) are formed in the top and the bottom of the inner wall of the cylindrical groove (8), a driven roller (10) is connected to one, the middle position of the driven roller (10) and one end, far away from the driving gear (7), of the driving roller (6) are fixedly connected with a limiting disc (12).

2. The automatic paper feeder of printer according to claim 1, wherein: the driven roller (10) top and the position that the bottom corresponds with triangle draw-in groove (9) have all been seted up buckle groove (13), buckle groove (13) inner wall bottom fixedly connected with reset spring (14), reset spring (14) top fixedly connected with two oblique angle buckles (15).

3. The automatic paper feeder of printer according to claim 1, wherein: base (1) top one end fixedly connected with sticks up landslide (16), drive gear (7) are external to have driving motor.

4. The automatic paper feeder of printer according to claim 1, wherein: the bottom of the movable support frame (4) is fixed in the sliding groove (3) through a second screw rod (17).

5. The automatic paper feeder of printer according to claim 2, wherein: the double-bevel-angle buckle (15) extends to the inside of the triangular clamping groove (9) and is connected with the inner wall of the triangular clamping groove (9) in a sliding mode.

6. The automatic paper feeder of printer according to claim 1, wherein: a paper rubbing rubber ring (18) is connected to the position, located between the two limiting discs (12), on the driven roller (10) in a sliding mode, and a friction plate (19) is fixedly connected to the position, located below the paper rubbing rubber ring (18), of the top of the base (1).