CN212503023U

CN212503023U - Printer with stable paper feeding

Info

Publication number: CN212503023U
Application number: CN202020856541.5U
Authority: CN
Inventors: 靳建平
Original assignee: Hangzhou Lecheng Electronic Co ltd
Current assignee: Hangzhou Lecheng Electronic Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-02-09
Anticipated expiration: 2030-05-20

Abstract

The utility model belongs to the technical field of the printer technique and specifically relates to a printer that paper feed is stable is related to. The utility model provides a printer that paper feed is stable, including the printer body, be provided with paper feed device on the printer body, paper feed device includes the tray, both sides all are provided with first curb plate around the tray, the left and right sides of tray all is provided with the second curb plate, the center of two first curb plates is connected with the backup pad, the center of two second curb plates is connected with the slide bar, be provided with the regulating plate on the slide bar, regulating plate and slide bar sliding connection, be provided with the locating plate between two second curb plates, the locating plate is located the below of regulating plate, the upper surface of locating plate and the lower surface sliding connection of regulating plate, one side of being close to the backup pad. The utility model discloses can play better limiting displacement to the paper, prevent that the paper from taking place to remove to guarantee the printing effect of paper.

Description

Printer with stable paper feeding

Technical Field

The utility model belongs to the technical field of the printer technique and specifically relates to a printer that paper feed is stable is related to.

Background

A printer is one of the output devices of a computer for printing the results of a computer process on a relevant medium, the most common printing medium at present being paper.

Paper feed device on the printer all is adjustable usually to can adapt to the size of different papers, but paper feed device on the current printer is not high in the stability after adjusting well, takes place to remove easily when receiving external force, thereby can't play better limiting displacement to the paper, lead to the paper to print the effect not good.

For example, Chinese patent publication numbers are: CN210312626U, a paper feeding device for printer announced in 14/4/2020, comprising a body with a paper feeding port; the paper feeding device is characterized by also comprising a tray, wherein one end of the tray is connected with the bottom of the paper feeding port, and the other end of the tray is provided with an embedded block; an embedding opening for inserting the embedding block is formed in the upper side of the paper inlet; grooves are formed in the two ends of the embedding opening, a baffle hinged with the grooves is arranged at the top of each groove, and the baffles are connected with the grooves through reset pieces; two ends of the embedded block are provided with lugs which correspond to the grooves one by one; the machine body is provided with a supporting block for supporting the tray, and the supporting block is positioned at the lower side of the paper feeding port. The utility model discloses a paper feed device for printer though can fold paper feed device to fixed and organism make the printer when transport or idle, can keep small, and can support the unsettled of layer board, but stability is not high, takes place easily to remove when receiving external force, thereby can't play better limiting displacement to the paper, leads to the paper to print the effect not good.

Disclosure of Invention

The utility model discloses mainly be to the paper feed device on the current printer stability after adjusting not high, take place to remove easily when receiving external force to can't play better limiting displacement to the paper, lead to the paper to print the not good problem of effect, provide a stable printer of paper feed, paper feed device on it is high in the stability after adjusting, can play better limiting displacement to the paper, prevent that the paper from taking place to remove, thereby guarantee the printing effect of paper.

The purpose of the utility model is mainly realized by the following scheme: a printer with stable paper feeding comprises a printer body, wherein a paper feeding device is arranged on the printer body, the paper feeding device comprises a rectangular tray which is connected in the printer body in a sliding manner, first side plates are arranged on the front side and the rear side of the tray in the moving direction, second side plates are arranged on the left side and the right side of the tray in the moving direction, a support plate for supporting paper is connected to the centers of the two first side plates, a sliding rod is connected to the centers of the two second side plates, adjusting plates are correspondingly arranged on the left side and the right side of the support plate on the sliding rod, the adjusting plates are connected with the sliding rod in a sliding manner, positioning plates are correspondingly arranged on the two sides of the sliding rod between the two second side plates, the positioning plates are positioned below the adjusting plates, and the upper surfaces of the positioning plates are connected with the lower surfaces of the, one side of regulating plate that is close to the backup pad be provided with the bearing board that is used for bearing the weight of the paper, the regulating plate on keep away from one side of bearing board and be provided with the mounting panel, the both ends of mounting panel be connected with the elasticity cardboard, the one end of keeping away from the mounting panel of elasticity cardboard be provided with the corresponding fixture block of locating plate, one side of locating plate that is close to the slide bar be provided with the location rack, the fixture block on be provided with and fix a position rack matched with translation rack, the mounting panel on correspond two fixture blocks and be provided with the support bar respectively, fixture block and corresponding support bar between be connected through reset spring. The printer body is provided with a paper feeding device, the paper feeding device comprises a rectangular tray which is connected in the printer body in a sliding manner, first side plates are arranged on the front side and the rear side of the tray in the moving direction of the tray, second side plates are arranged on the left side and the right side of the tray in the moving direction of the tray, a supporting plate for supporting paper is connected to the centers of the two first side plates, a sliding rod is connected to the centers of the two second side plates, adjusting plates are correspondingly arranged on the left side and the right side of the supporting plate on the sliding rod, the adjusting plates are connected with the sliding rod in a sliding manner, positioning plates are correspondingly arranged on the two sides of the sliding rod between the two second side plates, the positioning plates are arranged below the adjusting plates, the upper surfaces of the positioning plates are connected with the lower surfaces of the adjusting plates in a sliding manner, the side of the adjusting plate far away from the bearing plate is provided with a mounting plate, two ends of the mounting plate are connected with elastic clamping plates, the two elastic clamping plates are respectively positioned at two sides of the sliding rod, one end of each elastic clamping plate far away from the mounting plate is provided with a clamping block corresponding to the positioning plate, one side of the positioning plate close to the sliding rod is provided with a positioning rack, the clamping block is provided with a translation rack matched with the positioning rack, the mounting plate is respectively provided with a support bar corresponding to the two clamping blocks, the clamping blocks and the corresponding support bars are connected through reset springs, when a user uses the printer, the tray is firstly moved out of the printer body, then paper is put into the support plate, the elastic clamping plates are extruded through fingers, the elastic clamping plates drive the clamping blocks to move after overcoming the spring force of the buffer springs, so that the translation racks on the clamping blocks are, the user can remove regulating plate and bearing board toward the paper direction this moment, thereby make the both ends of paper be located the bearing board, and make the paper be located between the regulating plate, the regulating plate can carry on spacingly to the paper, after the regulating plate removed to target in place, the user loosens the elasticity cardboard, thereby make the fixture block on the elasticity cardboard reset under reset spring's effect, thereby can drive the translation rack removal when the fixture block resets and make translation rack and location rack toothing, the position of regulating plate is lived by the restriction this moment, thereby can play better limiting displacement to the paper, prevent that the paper from taking place to remove, thereby guarantee the printing effect of paper, the condition of card paper prevents to appear, then with the tray move into printer this internal can, user operation is very convenient, and user's use experience has been guaranteed.

As preferred, the regulating plate pass through slider and slide bar sliding connection, slider including setting up the casing on the regulating plate, the casing in be provided with the oil storage chamber that is used for storing lubricating oil, the casing on correspond the slide bar and be provided with the slide opening, the casing in be located the position between oil storage chamber and the slide opening and be provided with a plurality of holding tanks around the slide bar, the holding tank in be provided with the ball, the one end of ball be located the oil storage intracavity, the other end of ball support on the slide bar. The regulating plate passes through slider and slide bar sliding connection, slider is including setting up the casing on the regulating plate, be provided with the oil storage chamber that is used for storing lubricating oil in the casing, it is provided with the slide opening to correspond the slide bar on the casing, it is provided with a plurality of holding tanks around the slide bar on the position between oil storage chamber and the slide opening to be located in the casing, be provided with the ball in the holding tank, the one end of ball is located the oil storage intracavity, the other end of ball supports on the slide bar, the regulating plate can drive slider while removing when removing, thereby the ball can the atress roll, the ball is when rolling, can glue the lubricating oil in the oil storage intracavity on the slide bar gradually, thereby frictional force when sliding has been reduced, make the regulating plate can not appear.

Preferably, a paper feeding inclined plane is arranged on one side of the supporting plate close to the supporting plate. One side of the supporting plate close to the supporting plate is provided with a paper feeding inclined plane, and paper slides onto the supporting plate conveniently due to the arrangement of the paper feeding inclined plane.

Preferably, the height of the adjusting plate is greater than that of the bearing plate. The height of regulating plate is greater than the height of bearing plate to can carry out effectual spacing to the paper, prevent that the paper breaks away from on the bearing plate.

Preferably, a clamping column is arranged on one side, close to the supporting bar, of the clamping block, and the return spring is arranged around the clamping column. One side that is close to the support bar on the fixture block is provided with the card post, and reset spring sets up around the card post, and the setting of card post can improve reset spring stability when using, can play certain spacing and direction effect to reset spring when compressing to increase reset spring's life.

Preferably, the support plate is welded to the first side plate. The backup pad welding is connected firmly on first curb plate, long service life.

Preferably, one side of the elastic clamping block close to the supporting strip is provided with a clamping block. One side of the elastic clamping block close to the supporting strip is provided with a stop block, and the maximum displacement of the elastic clamping block can be limited by the stop block, so that damage caused by too large deformation amplitude of the elastic clamping block is prevented, and the service life is prolonged.

Therefore, the utility model discloses a stable printer of paper feed possesses following advantage: the utility model discloses an on paper feed device is high in the stability after adjusting, can play better limiting displacement to the paper, prevents that the paper from taking place to remove to guarantee the printing effect of paper, and long service life.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle paper feeding device of the present invention.

Fig. 3 is a schematic structural diagram of the middle mounting plate, the elastic clamping plate, the clamping blocks and the supporting bars of the present invention.

Figure 4 is a cross-sectional view of the middle adjusting plate, the supporting plate and the sliding rod of the utility model.

Fig. 5 is a cross-sectional view of the sliding device of the present invention.

Fig. 6 is an enlarged view at a in fig. 2.

Illustration of the drawings: 1-printer body, 2-paper feeding device, 3-second side plate, 4-first side plate, 5-adjusting plate, 6-supporting plate, 7-supporting plate, 8-sliding rod, 9-mounting plate, 10-elastic clamping plate, 11-clamping block, 12-translation rack, 13-clamping column, 14-reset spring, 15-supporting strip, 16-sliding device, 17-paper feeding inclined plane, 18-shell, 19-rolling ball, 20-accommodating groove, 21-oil storage cavity, 22-sliding hole, 23-positioning rack, 24-positioning plate, 25-stop block and 26-tray.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Example 1:

as shown in fig. 1, 2, 3, 4 and 6, a printer with stable paper feeding comprises a printer body 1, a paper feeding device 2 is arranged on the printer body 1, the paper feeding device 2 comprises a rectangular tray 26 slidably connected in the printer body 1, first side plates 4 are arranged on the front and back sides of the tray 26 in the moving direction of the tray 26, second side plates 3 are arranged on the left and right sides of the tray 26 in the moving direction of the tray 26, a supporting plate 7 for supporting paper is connected to the centers of the two first side plates 4, a sliding rod 8 is connected to the centers of the two second side plates 3, adjusting plates 5 are correspondingly arranged on the left and right sides of the supporting plate 7 on the sliding rod 8, the adjusting plates 5 are slidably connected with the sliding rod 8, positioning plates 24 are correspondingly arranged on the two sides of the sliding rod 8 between the two second side plates 3, the positioning plates 24 are located below the adjusting plates 5, the upper surfaces of the positioning, the two positioning plates 24 are arranged to prevent the adjusting plate 5 from deflecting during movement, a supporting plate 6 for bearing paper is arranged on one side of the adjusting plate 5 close to the supporting plate 7, a paper feeding inclined surface 17 is arranged on one side of the supporting plate 6 close to the supporting plate 7, paper is convenient to slide onto the supporting plate 6 due to the arrangement of the paper feeding inclined surface 17, a mounting plate 9 is arranged on one side of the adjusting plate 5 far from the supporting plate 6, two ends of the mounting plate 9 are connected with elastic clamping plates 10, the two elastic clamping plates 10 are respectively arranged on two sides of the sliding rod 8, a clamping block 11 corresponding to the positioning plate 24 is arranged at one end of each elastic clamping plate 10 far from the mounting plate 9, a positioning rack 23 is arranged on one side of the positioning plate 24 close to the sliding rod 8, a translation rack 12 matched with the positioning rack 23 is arranged on each clamping block 11, supporting bars 15 are respectively arranged on the mounting, when the user uses the printer, firstly, the tray 26 is moved out of the printer body 1, then, paper is placed on the supporting plate 7, then, the elastic clamping plate 10 is squeezed by fingers, the elastic clamping plate 10 overcomes the spring force of the buffer spring and then drives the clamping block 11 to move, so that the translation rack 12 on the clamping block 11 is separated from the positioning rack 23, at the moment, the adjusting plate 5 can move along the axial direction of the sliding rod 8 without being limited by the positioning rack 23, at the moment, the user can move the adjusting plate 5 and the supporting plate 6 towards the paper direction, so that two ends of the paper are positioned on the supporting plate 6, the paper is positioned between the adjusting plates 5, the adjusting plate 5 can limit the paper, when the adjusting plate 5 moves in place, the user loosens the elastic clamping plate 10, so that the clamping block 11 on the elastic clamping plate 10 is reset under the action of the reset spring 14, when the clamping block 11 is reset, the translation rack 12 is driven, the position of regulating plate 5 was restricted this moment to can play better limiting displacement to the paper, prevent that the paper from taking place to remove, thereby guarantee the printing effect of paper, prevent the condition of card paper from appearing, then with the tray move into printer body 1 in can, user operation is very convenient, and guaranteed user's use and experienced.

As shown in fig. 5, the adjusting plate 5 is slidably connected to the slide rod 8 through the sliding device 16, the sliding device 16 includes a housing 18 disposed on the adjusting plate 5, an oil storage chamber 21 for storing lubricating oil is disposed in the housing 18, a slide hole 22 is disposed on the housing 18 corresponding to the slide rod 8, a plurality of accommodating grooves 20 are disposed around the slide rod 8 at a position between the oil storage chamber 21 and the slide hole 22 in the housing 18, balls 19 are disposed in the accommodating grooves 20, one end of each ball 19 is disposed in the oil storage chamber 21, the other end of each ball 19 abuts against the slide rod 8, the adjusting plate 5 can drive the sliding device 16 to move simultaneously when moving, the balls 19 can be stressed to roll, the balls 19 can gradually adhere the lubricating oil in the oil storage chamber 21 to the slide rod 8 when rolling, thereby reducing friction force when sliding, so that the adjusting plate 5 cannot be jammed when sliding, and therefore the practicability is strong.

The height of the adjusting plate 5 is larger than that of the bearing plate 6, so that the paper can be effectively limited, and the paper is prevented from being separated from the bearing plate 6.

One side that is close to support bar 15 on the fixture block 11 is provided with card post 13, and reset spring 14 sets up around card post 13, and the setting of card post 13 can improve the stability of reset spring 14 when using, can play certain spacing and guide effect to reset spring 14 when compressing to increase reset spring 14's life.

The supporting plate 7 is welded on the first side plate 4, the connection is stable, and the service life is long.

One side of the elastic clamping block 11 close to the supporting strip 15 is provided with a stopping block 25, and the setting of the stopping block 25 can limit the maximum displacement of the elastic clamping block 11, so that the elastic clamping block 11 is prevented from being damaged due to too large deformation amplitude, and the service life is prolonged.

It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

Claims

1. A printer with stable paper feeding comprises a printer body and is characterized in that a paper feeding device is arranged on the printer body, the paper feeding device comprises a rectangular tray which is connected in the printer body in a sliding manner, first side plates are arranged on the front side and the rear side of the tray in the moving direction, second side plates are arranged on the left side and the right side of the tray in the moving direction, a supporting plate for supporting paper is connected to the centers of the two first side plates, a sliding rod is connected to the centers of the two second side plates, adjusting plates are correspondingly arranged on the left side and the right side of the supporting plate on the sliding rod, the adjusting plates are connected with the sliding rod in a sliding manner, positioning plates are correspondingly arranged on the two sides of the sliding rod between the two second side plates, the positioning plates are located below the adjusting plates, and the upper surfaces of the positioning plates are connected with the lower surfaces of the adjusting, one side of regulating plate that is close to the backup pad be provided with the bearing board that is used for bearing the weight of the paper, the regulating plate on keep away from one side of bearing board and be provided with the mounting panel, the both ends of mounting panel be connected with the elasticity cardboard, the one end of keeping away from the mounting panel of elasticity cardboard be provided with the corresponding fixture block of locating plate, one side of locating plate that is close to the slide bar be provided with the location rack, the fixture block on be provided with and fix a position rack matched with translation rack, the mounting panel on correspond two fixture blocks and be provided with the support bar respectively, fixture block and corresponding support bar between be connected through reset spring.

2. The printer of claim 1, wherein the adjusting plate is slidably connected to the slide rod through a sliding device, the sliding device includes a housing disposed on the adjusting plate, an oil storage chamber for storing lubricant oil is disposed in the housing, a slide hole is disposed on the housing corresponding to the slide rod, a plurality of receiving grooves are disposed around the slide rod at a position between the oil storage chamber and the slide hole in the housing, a ball is disposed in the receiving grooves, one end of the ball is disposed in the oil storage chamber, and the other end of the ball abuts against the slide rod.

3. The printer of claim 1, wherein a paper feeding slope is provided on a side of the supporting plate adjacent to the supporting plate.

4. The printer of claim 1, 2 or 3, wherein the height of the adjusting plate is greater than the height of the supporting plate.

5. The printer of claim 1, 2 or 3, wherein a retaining post is disposed on a side of the retaining block adjacent to the supporting bar, and the return spring is disposed around the retaining post.

6. The printer of claim 1, 2 or 3, wherein the support plate is welded to the first side plate.

7. The printer of claim 1, 2 or 3, wherein a stopper is disposed on a side of the elastic block close to the supporting strip.