CN207129735U - A kind of small-sized roll paper printer - Google Patents

Abstract

The utility model discloses a kind of small-sized roll paper printer, including body, paper groove, printing mechanism and lower transport roller, casing is installed at the top of the body, observation window is installed at the top of the casing, transparent baffle is installed on the observation window, the inside of the body is provided with paper groove, the inside of the paper groove is provided with winding shaft, printing mechanism is installed on the body of the paper groove side, the bottom of the printing mechanism is connected with printing outlet, and pressure roller shaft and lower transport roller are provided with the paper groove between the winding shaft and printing mechanism.The utility model passes through the upper pressure roller shaft on winding shaft side and lower transport roller, coil paper can be carried out smooth, prevent that coil paper retraction influences print quality in print procedure, and upper lifting platform and elevating lever installed in winding shaft bottom, winding shaft can be risen and carry out changing paper, it is convenient to change paper, so as to reduce the volume of printer shared by winding shaft paper groove, that is, reduces the volume of printer.

Description

A kind of small-sized roll paper printer

Technical field

Cultural goods technical field is the utility model is related to, specially a kind of small-sized roll paper printer.

Background technology

Printer is one of output equipment of computer, for computer disposal result to be printed upon into associated media, is beaten The species of print machine is a lot, such as roll paper printer etc., but present roll paper printer, because paper winding for a long time is in winding shaft On, paper bending is caused, when paper enters printing mechanism printing by winding shaft, coil paper retraction influences printing matter in print procedure Amount；And for convenience the winding shaft in printer paper groove is carried out changing paper, it is necessary to which the paper groove of printer to be set to larger sky Between, so as to cause the volume of printer larger, not only printer use takes up too much space, and it is inconvenient to carry to also result in its.

Utility model content

The technical problems to be solved in the utility model is the defects of overcoming prior art, there is provided a kind of small-sized coil paper printing Machine.

In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：

A kind of small-sized roll paper printer of the utility model, including body, paper groove, printing mechanism and lower transport roller, it is described Casing is installed at the top of body, observation window is installed at the top of the casing, transparent baffle, institute are installed on the observation window The inside for stating body is provided with paper groove, and the inside of the paper groove is provided with winding shaft, is provided with the body of the paper groove side Printing mechanism, the bottom of the printing mechanism are connected with printing outlet, pacified in the paper groove between the winding shaft and printing mechanism Equipped with upper pressure roller shaft and lower transport roller, space, and space and coil paper are there are between the upper pressure roller shaft and lower transport roller The top horizontal of axle is set, and one end of the lower transport roller is connected by timing belt with servo motor transmission.

Preferably, the both ends of the winding shaft are fixedly mounted on the upper lifting platform in paper groove by mounting bracket, it is described on Lifting platform is connected by elevating lever with infrabasal plate.

Preferably, it is mounted on moving stop on the both ends of the winding shaft.

Preferably, the outer cover of the lower transport roller is provided with heating mantle, and the inside of the heating mantle is provided with ceramics and added Backing.

The beneficial effect that the utility model is reached is：This kind of small-sized roll paper printer, it is simple in construction, it is easy to use, lead to The upper pressure roller shaft and lower transport roller crossed on winding shaft side, can be smooth to coil paper progress, and passes through upper pressure roller shaft With extruding conveying capacity of the lower transport roller to coil paper, the paper between winding shaft and printing mechanism is set to keep appropriate rate of tension, Prevent that coil paper retraction influences print quality, and upper lifting platform and elevating lever installed in winding shaft bottom in print procedure, can Winding shaft is risen and carries out changing paper, paper is changed conveniently, so as to reduce the volume of printer shared by winding shaft paper groove, that is, reduces printer Volume.

Brief description of the drawings

Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：

Fig. 1 is structural representation of the present utility model；

Fig. 2 is winding shaft structural representation of the present utility model；

Fig. 3 is paper groove structural representation of the present utility model.

In figure：1- bodies, 2- casings, 21- observation windows, 3- paper grooves, 4- winding shafts, 41- moving stops, 5- printing mechanisms, 6- printings export, the upper pressure roller shafts of 7-, transport roller under 8-, 81- heating mantles, 9- servomotors, 10- timing belts, are lifted on 11- Platform, 12- infrabasal plates, 13- elevating levers, 14- mounting brackets.

Embodiment

Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.

Embodiment

As Figure 1-3, a kind of small-sized roll paper printer, including body 1, paper groove 3, printing mechanism 5 and lower transport roller 8, the top of the body 1 is provided with casing 2, and the top of the casing 2 is provided with observation window 21, installed on the observation window 21 There is transparent baffle, the inside of the body 1 is provided with paper groove 3, and the inside of the paper groove 3 is provided with winding shaft 4, the paper groove 3 Printing mechanism 5 is installed, the bottom of the printing mechanism 5 is connected with printing outlet 6, the He of winding shaft 4 on the body 1 of side Pressure roller shaft 7 and lower transport roller 8, the upper pressure roller shaft 7 and lower transport roller 8 are installed in the paper groove 3 between printing mechanism 5 Between there are space, and space and the top horizontal of winding shaft 4 are set, and coil paper can be carried out smooth, pass through the upper He of pressure roller shaft 7 Extruding conveying capacity of the lower transport roller 8 to coil paper, prevent that coil paper retraction influences print quality, the lower transfer roller in print procedure One end of axle 8 is connected by timing belt 10 and servomotor 9, and the both ends of the winding shaft 4 are fixed by mounting bracket 14 pacifies On the upper lifting platform 11 in paper groove 3, the upper lifting platform 11 is connected by elevating lever 13 with infrabasal plate 12, can be by winding shaft Rising carries out changing paper, changes paper conveniently, so as to reduce the volume of printer shared by the paper groove 3 of winding shaft 4, that is, reduces the body of printer It is long-pending, moving stop 41 is mounted on the both ends of the winding shaft 4, the stop at both ends can be carried out to the coil paper of different in width, is kept away When exempting from the rotation of winding shaft 4, offset problem, the outer cover of the lower transport roller 8 are printed caused by the coil paper shake on winding shaft 4 Provided with heating mantle 81, the inside of the heating mantle 81 is provided with ceramic heating flake, avoids paper moisture effect print quality.

Operation principle：This kind of small-sized roll paper printer, when in use, first, will by elevating lever 13 and upper lifting platform 11 Winding shaft 4 in paper groove 3 rises mobile paper output trough 3, then coil paper is placed on winding shaft 4, and lower transport roller 8 passes through servo Motor 9 and timing belt 10 drive its rotation, and then the coil paper on winding shaft 4 is squeezed by upper pressure roller shaft 7 and lower transport roller 8 Pressure is sent to printing mechanism 5 and printed, and by the extruding conveying capacity of upper pressure roller shaft 7 and lower transport roller 8 to coil paper, can prevent Coil paper retraction influences print quality in print procedure, and the paper finally printed is again by the outflow of printing outlet 6.

Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc., It should be included within the scope of protection of the utility model.

Claims (4)

1. a kind of small-sized roll paper printer, including body（1）, paper groove（3）, printing mechanism（5）With lower transport roller（8）, it is special Sign is：The body（1）Top casing is installed（2）, the casing（2）Top observation window is installed（21）, it is described Observation window（21）On transparent baffle, the body are installed（1）Inside paper groove is installed（3）, the paper groove（3）Inside peace Equipped with winding shaft（4）, the paper groove（3）The body of side（1）On printing mechanism is installed（5）, the printing mechanism（5）Bottom Portion is connected with printing outlet（6）, the winding shaft（4）And printing mechanism（5）Between paper groove（3）Pressure roller shaft is inside installed （7）With lower transport roller（8）, the upper pressure roller shaft（7）With lower transport roller（8）Between there are space, and space and coil paper Axle（4）Top horizontal set, the lower transport roller（8）One end pass through timing belt（10）With servomotor（9）Transmission connects Connect.

A kind of 2. small-sized roll paper printer according to claim 1, it is characterised in that：The winding shaft（4）Both ends lead to Cross mounting bracket（14）It is fixedly mounted on paper groove（3）Interior upper lifting platform（11）On, the upper lifting platform（11）Pass through elevating lever （13）With infrabasal plate（12）Connection.

A kind of 3. small-sized roll paper printer according to claim 1, it is characterised in that：The winding shaft（4）Both ends on It is mounted on moving stop（41）.

A kind of 4. small-sized roll paper printer according to claim 1, it is characterised in that：The lower transport roller（8）It is outer Portion is arranged with heating mantle（81）, the heating mantle（81）Inside ceramic heating flake is installed.