CN208861413U - POS machine - Google Patents

Abstract

The utility model belongs to payment terminal technical field, more particularly to a kind of POS machine, including display body, printing body and charging holder, display body is formed in one end of printing body and is formed with angle with printer body, the upper end protuberance of charging holder is formed with assembly fin, the two sides of assembly fin are respectively formed with the first inclined surface and the second inclined surface, and the first inclined surface and the lower end surface of display body fit, and the second inclined surface and the lower end surface of printing body fit.Since charging holder has convexed to form assembly fin, and the two sides for assembling fin are respectively formed with the first inclined surface and the second inclined surface, first inclined surface and the lower end surface of display body fit, second inclined surface and the lower end surface of printing body fit, body is shown in this way and prints the assembling form that body actually forms gusseted with charging holder, and has benefited from the stability of strutting system of triangle, allow for display body in this way and print assembly of the body on charging holder and is more firm.

Description

POS machine

Technical field

The utility model belongs to payment terminal technical field more particularly to a kind of POS machine.

Background technique

In recent years, with internet and take out and the depth integration of the industries such as express delivery, people more rely on pass through on the net under It singly obtains canteen or other articles, and as businessman, often needs to be scanned, order or swipe the card using to POS machine Operation.

In the prior art, POS machine be often equipped with charger in it rechargeable battery charging, and existing cradle with The fit structure of POS machine main body is more single, and POS machine main body is usually simply put is filled on the charging platform for be located at charger Electricity, in this way when POS machine is touched by accident during the charging process, it is easy to be disengaged with charging platform, in turn result in and fill Electricity interrupts.

Utility model content

The purpose of this utility model is to provide a kind of POS machine, it is intended to solve POS machine main body in the prior art easily in quilt The technical issues of Yi Yuqi charger disengages after unexpected touching.

A kind of POS machine that in order to achieve the above purposes, the technical solution adopted by the utility model is:, including display body, printing Body and charging holder, the display body are formed in one end of the printing body and are formed with folder with the printer body Angle, the charging holder are set to the lower section of the printing body and the display body, and shape is swelled in the upper end of the charging holder At there is assembly fin, the two sides of the assembly fin are respectively formed with the first inclined surface and the second inclined surface, first inclination Face and the lower end surface of the display body fit, and second inclined surface and the lower end surface of the printing body fit.

Further, the opposite two edges of first inclined surface width direction and second inclined surface width direction The opposite equal protrusion in two edges has extended to form limit chimb, four the limit chimbs, first inclined surface and described second Enclose the accommodating space for setting and being formed with for accommodating the display body and the printing body in inclined surface.

Further, the front of the display body offers installation cavity, is equipped with display screen and control in the installation cavity Module, the control module are installed on the bottom of the installation cavity, and the display screen is embedded at the accent of the installation cavity simultaneously It is electrically connected with the control module.

Further, the display body offers card-brushing groove close to the side of the printing body, the card-brushing groove Inner wall is equipped with the first Contact recognition module, and the first Contact recognition module is electrically connected with the control module.

Further, the display body offers card inserting mouth away from the side of the printing body, the card inserting mouth with The installation cavity is connected, and the second Contact recognition module, the second Contact recognition module and institute are equipped in the installation cavity Control module electrical connection is stated, and the second Contact recognition module is arranged close to the card inserting mouth to plug for contacting and identifying In the card of the card inserting mouth.

Further, the display body offers several mounting holes, is equipped with electrical connector, the electricity in the installation cavity Connector is electrically connected with the control module, and one end of the electrical connector is formed with several electrical contact ends, and each electricity connects Contravention head is embedded at respectively in each mounting hole.

Further, the printing body offers assembly cavity, and one end of the assembly cavity is equipped with print components, described The other end of assembly cavity is formed with the accommodating space for accommodating printing paper roll, and capping has installation cover at the accent of the assembly cavity Door.

Further, the installation cover door hinge is connected to the one side edge of the assembly cavity in succession and is covered in the assembly cavity Accent at.

Further, it is formed between the one side edge of the assembly lid door and the adjacent one side edge of the assembly cavity useful In the paper tape by the printing paper roll by gap, and the adjacent one side edge of the assembly cavity is equipped with for cutting off The Saw blade of paper tape is stated, the sawtooth side of the Saw blade passes through gap setting described in.

Further, the print components include print module, printing rubber roller and driving motor, and the printing rubber roller can turn It is installed on the assembly lid door dynamicly towards the side of the assembly cavity, the print module is installed in the assembly cavity and right The printing rubber roller is answered to be arranged, the driving motor is installed in the assembly cavity and is sequentially connected with the printing rubber roller.

The utility model has the beneficial effects that POS machine provided by the utility model, due between display body and printing body It is formed with angle, shows that body can be formed with the pattern of triangle with the lower end surface for printing body in this way, and due to filling Electric card seat has convexed to form assembly fin, and the two sides for assembling fin are respectively formed with the first inclined surface and the second inclined surface, the One inclined surface and the lower end surface of display body fit, and the second inclined surface and the lower end surface of printing body fit, and show in this way Body and printing body actually form the assembling form of gusseted with charging holder, and the support for having benefited from triangle is steady It is qualitative, it is more firm that the assembly of display body and printing body on charging holder is allowed in this way.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of POS machine provided by the embodiment of the utility model；

Fig. 2 is the display body of POS machine provided by the embodiment of the utility model and the structural schematic diagram for printing body；

Fig. 3 is the configuration schematic diagram of POS machine provided by the embodiment of the utility model；

Fig. 4 is the display body of POS machine provided by the embodiment of the utility model and the configuration schematic diagram for printing body；

Wherein, each appended drawing reference in figure:

10-display 11-display screen of body, 12-card-brushing grooves

13-card inserting mouth 14-supporting pad, 15-accommodation grooves

16-20-printing of cover sheet, 21-key of body assembly sections

22-assembly lid doors 23-pass through 24-Saw blade of gap

25-camera 26-avoiding hollow groove, 30-charging holders

31-assembly the 33-the second inclined surface of the 32-the first inclined surface of fin

151-transition fin the 153-the second limit card slots of the 152-the first limit card slot

154-assembly 155-mounting boss of step 156-are in electrical contact end

161-transition arc side the 163-the second limit fasteners of the 162-the first limit fastener

164-empty avoiding notch 211-power key, 212-volume control keys

331-power supply 332-installation bases of end 333-limit chimb

334-accommodating spaces.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining the description of attached drawing 1~4 is exemplary, it is intended to for explaining the utility model, and should not be understood as practical to this Novel limitation.

In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this The limitation of utility model.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

As shown in Figures 1 to 3, POS machine provided by the embodiment of the utility model, including display body 10 and printing body 20, Display body 10 is formed in one end of printing body 20 and is formed with angle with printing body 20, and charging holder 30 is set to printer The back side of the lower section of body 20 and display body 10, the back side and printing body 20 that show body 10 smoothly connects, charging holder 30 Upper end protuberance be formed with assembly fin 31, assembly fin 31 two sides be respectively formed with the first inclined surface 32 and the second inclined surface 33, the first inclined surface 32 and the lower end surface of display body 10 fit, the lower end surface phase of the second inclined surface 33 and printing body 20 Fitting assembles and is equipped with several power supply ends 331 on fin 31, each power supply end 331 be in contact respectively with each electrical contact head with For display body 10 and print the electricity consumption device power supply in body 20.

POS machine provided by the embodiment of the utility model, due to being formed with angle between display body 10 and printing body 20, Show that body 10 can be formed with the pattern of triangle with the lower end surface for printing body 20 in this way, and due to charging holder 30 Assembly fin 31 is convexed to form, and the two sides for assembling fin 31 are respectively formed with the first inclined surface 32 and the second inclined surface 33, First inclined surface 32 and the lower end surface of display body 10 fit, and the second inclined surface 33 and the lower end surface of printing body 20 are affixed It closes, shows that body 10 and printing body 20 actually form the assembling form of gusseted with charging holder 30 in this way, and obtain Beneficial to the stability of strutting system of triangle, display body 10 is allowed in this way and prints assembly of the body 20 on charging holder 30 more It is firm, accordingly even when the impact of display body 10 and printing body 20 by external force, is also not easy to take off on self-charging deck 30 From.

Further, show that the back side of body 10 and the joint at the back side of printing body 20 are formed with key assembly section 21, power key 211 and volume control key 212 are installed in key assembly section 21.In this way user grip show body 10 when, Finger-joint can be connected to display body 10 and print the angle of body 20, play the role of stablizing support, just can in this way It is enough so that when user's single hand grip POS machine, is more stable, and pass through the back side in display body 10 and the back side of printing body 20 Joint setting button assembly section 21, and power key 211 and volume control key 212 are installed in key assembly section 21, in this way For user when single hand grip shows body 10, palm can realize the support to display body 10, and its thumb pressable first Firmly show the side of body 10, little finger of toe and nameless pressable live to show the other side of body 10, at this time its middle finger or unknown Finger can then be move freely, and can just be pressed the power key 211 or volume control key 212 being located in key assembly section 21 Touching, so just realizes operator when being hold by one hand POS machine, is still able to the power key 211 or sound of triggering POS machine Measure the function of tonic chords keys such as control key 212.

Further, as shown in figure 4, the back side of display body 10 offers the accommodation groove for accommodating SIM card and battery 15, accommodation groove 15 is formed with transition fin along the length direction protuberance of accommodation groove 15 along opposite two trough rims of its width direction 151, capping has cover sheet 16 on two accommodation grooves 15, and the opposite two edges of 16 width direction of cover sheet are along its length It is bent to form transition arc side 161, two transition arc sides 161 paste respectively and in two transition fins 151, and accommodation groove 15 is square along its length To the cell wall of side offer the first limit card slot 152, accommodation groove 15 is offered relative to the cell wall of the first limit card slot 152 The side of two second limit card slots 153,16 length direction of cover sheet is equipped with the first limit fastener 162, the first limit fastener 162 It is engaged by clamping with the first limit card slot 152, the opposite other side of 16 length direction of cover sheet is equipped with two second limit fasteners 163, two second limit fasteners 163 are engaged by clamping with two second limit card slots 153 respectively.

In this way, due to cover sheet 16 two transition arc sides 161 respectively with two transition fins, 151 phase of 15 trough rim of accommodation groove Fitting, such cover sheet 16, can be first by two second limit fasteners of one side during being covered in accommodation groove 15 163 are engaged by clamping with two second limit card slots 153 that 15 side inner wall of accommodation groove opens up, when the second limit fastener 163 and second Limit card slot 153 is completed after being engaged by clamping, and cover sheet 16 is during being covered on accommodation groove 15, two mistakes of cover sheet 16 Cross arc side 161 just can match with two transition fins 151 of 15 trough rim of accommodation groove respectively, and final realize fits, and such two The cooperation of transition arc side 161 and two transition fins 151 is in substance formed to during the capping accommodation groove 15 of cover sheet 16 Guiding role finally makes the first limit fastener 162 and the first limit card slot 152 accurately be engaged by clamping.

Further, the side protrusion that accommodation groove 15 offers two second limit card slots 153 has extended to form assembly step 154, it assembles protrusion on step 154 and has extended to form mounting boss 155, power key 211, volume are installed on mounting boss 155 Control key 212 and several electrical contact ends 156.In this way, being integrated due to the presence of mounting boss 155, and on mounting boss 155 It is provided with power key 211, volume control key 212 and several electrical contact ends 156, just realizes the function of tonic chord to POS machine in this way The integrated layout of key, facilitates operator to be quickly found out function of tonic chord key.

Further, the empty avoiding notch 164 for empty avoiding mounting boss 155 is offered on cover sheet 16.In this way, passing through Empty avoiding notch 164 is opened up on cover sheet 16, such mounting boss 155 just can be exposed to except cover sheet 16, and with The inner wall of empty avoiding notch 164 mutually agrees with, so that cover sheet 16 is when covering accommodation groove 15, it will not be with the dress of mounting boss 155 Mutually conflict with position.

In the present embodiment, as shown in Figures 1 to 3, the opposite two edges of 32 width direction of the first inclined surface and the second inclination The equal protrusion in opposite two edges of 33 width direction of face has extended to form limit chimb 333, and four limit chimbs 333, first tilt Face 32 and the second inclined surface 33, which enclose to set, to be formed with for accommodating display body 10 and printing the accommodating space 334 of body 20.In this way, Display body 10 and printing body 20 just more can firmly be placed in accommodating space 334 under the limit of two limit chimbs 333 It is interior.

In the present embodiment, as shown in Figures 1 to 3, show that the front of body 10 offers installation cavity (not shown), installation cavity Interior to be equipped with display screen 11 and control module (not shown), control module is installed on the bottom of installation cavity, and display screen 11 is embedded at peace It is electrically connected at the accent behaveing affectedly and with control module.Specifically, due to being equipped with control module and display screen 11 in installation cavity, this Sample display screen 11 can show relevant graph text information under the control of control module.

Further, display screen 11 is touching display screen 11.In this way, display body 10 can exempt the most object of installation Key is managed, but is directly operated on touching display screen 11 by operator, the man-machine of POS machine is so just enhanced Interface alternation experience.

In the present embodiment, as shown in Figures 1 to 3, display body 10 offers card-brushing groove close to the side of printing body 20 12, the inner wall of card-brushing groove 12 is equipped with the first Contact recognition module (not shown), the first Contact recognition module and control module electricity Connection.Specifically, since the card-brushing groove 12 of display body 10 is opened in close to printing 20 side of body, shared by such card-brushing groove 12 Assembly space just will not mutually conflict with the occupied assembly space of display screen 11, just realize display body 10 in this way and assemble The optimization in space.

Further, card-brushing groove 12 is opened up along the width direction of display body 10.In this way, along display 10 width direction of body The card-brushing groove 12 opened up, which is just divided along the width direction of display body 10, forms more complete and abundant assembly space, So that the screen enlarging for the display screen 11 being installed in installation cavity provides possibility.

In the present embodiment, as shown in Figures 1 to 3, display body 10 offers card inserting mouth away from the side of printing body 20 13, card inserting mouth 13 is connected with installation cavity, and the second Contact recognition module (not shown), the second Contact recognition are equipped in installation cavity Module is electrically connected with control module, and the second Contact recognition module is arranged close to card inserting mouth 13 to be inserted in for contacting and identifying The card of card inserting mouth 13.Specifically, by opening up card inserting mouth 13 away from the side of printing body 20 in display body 10, and pacifying The second Contact recognition module that interior installation of behaveing affectedly is arranged close to card inserting mouth 13, such POS machine just can be realized to slotting reading type The read tablet of card so just improves POS machine to the compatibility of the card of different card reading types.Further, body 10 is shown Supporting pad 14 is mounted on the corner of printing body 20.

Preferably, it prints and camera 25 is installed on body 20, and camera 25 and control module are electrically connected.In this way, Due to there is the presence of camera 25, POS machine provided by the embodiment of the utility model, which can be realized, sweeps extraneous information bar code It retouches and reads, and then further expanded the function of POS machine.

In the present embodiment, as shown in Figures 1 to 3, display body 10 offers several mounting hole (not shown), in installation cavity Equipped with electrical connector (not shown), electrical connector is electrically connected with control module, and one end of electrical connector is formed with several electrical contacts End 156, each end 156 that is in electrical contact are embedded at respectively in each mounting hole.Specifically, mounting hole is opened in the key of display body Assembly section 21, and the electrical contact end of electrical connector is embedded in each mounting hole, such each electrical contact end just can be by embedding It is exposed to the external world set on each mounting hole, thus the contact of realization and extraneous power supply end 331, and then be the use in POS machine Electric equipment power supply.

Further, each electrical contact head is recess contact head.And by the way that each electrical contact head is limited to recess Contact head, in this way when extraneous power supply end 331 is when touching each electrical contact head, since extraneous power supply end 331 is mostly The bullet-shaped of protrusion, so extraneous power supply end 331 just can mutually agree in shape with electrical contact head, and then ensure that Stability when each electrical contact head is in contact with extraneous each power supply end 331.

In the present embodiment, as shown in Figures 1 to 3, it assembles on fin 31 and several power supply ends 331, each feeder ear is installed First 331 are in contact respectively as the electricity consumption device power supply in display body 10 and printing body 20 with each electrical contact head.It assembles convex 31 protrusion of rib has extended to form installation base 332, and each end 331 that powers is mounted on installation base 332.

In the present embodiment, as shown in Figures 1 to 3, printing body 20 offers assembly cavity, and one end of assembly cavity, which is equipped with, to be beaten Component (not shown) is printed, the other end of assembly cavity is formed with the accommodating space 334 for accommodating printing paper roll, the accent of assembly cavity Place's capping has assembly lid door 22.Specifically, printing body 20 offers assembly cavity, print components away from the side of display body 10 The accommodating space 334 for being installed in the upside in assembly cavity, and being used to accommodate printing paper roll is then located at the downside of print components.Such as This, when needing to provide printing strip, the paper tape of printing paper roll just can enter complete in print components from the lower section of print components Body 20 is printed at leaving in the printing of related ticket information, then self-assembly chamber.

In the present embodiment, as shown in Figures 1 to 3, one side edge and capping of assembly lid door 22 articulated connection in assembly cavity At the accent of assembly cavity.Specifically, by covering assembly lid door 22 at the accent of assembly cavity, assembly cavity is on the one hand protected The print components of interior installation just make printing group on the other hand but also extraneous dust is difficult to enter in assembly cavity in this way The printing process of part ensure that stablizing for print procedure carries out not by the interference of introduced contaminants.Further, assembly lid door 22 with The hinged relatively another side edge in the cavity wall edge of assembly cavity and the respective edges of assembly cavity lock connect, and so just guarantee Assembly lid door 22 is steadily covered on assembly cavity.

Further, printing body 20 offers avoiding hollow groove 26 close to the two sides of assembly lid door 22, then keeping away due to two The presence of empty slot 26, in this way when needing to break assembly lid door 22 from assembly cavity, finger can be protruded into avoiding hollow groove by operator 26 to be butted on the lower end of assembly lid door 22, and then can easily break assembly lid door 22 from assembly cavity.

In the present embodiment, as shown in Figures 1 to 3, the one side edge of lid door 22 and the adjacent one side edge of assembly cavity are assembled Between be formed with for by the paper tape of printing paper roll, by gap 23, and the adjacent one side edge of assembly cavity to be equipped with and is used for The Saw blade 24 of paper tape is cut off, the sawtooth side of Saw blade 24 is arranged directed through gap 23.Specifically, due to passing through gap 23 In the presence of the paper tape for so completing printing can be threaded through gap 23 and be transported to the external world, simultaneously as being by gap 23 It is present between assembly lid door 22 and the inner sidewall of assembly cavity, it so also need not be in its in assembly lid door 22 or printing body 20 His position open up it is additional by slot, just significantly reduce in this way printing body 20 manufacturing cost.

Further, due to the presence of Saw blade 24, after paper tape is completed to print, operator can be caught in the external world One end of paper tape torn along the length direction of Saw blade 24, paper tape on Saw blade 24 under the dissection of each sawtooth, It can be along the length direction of sawtooth by tear fracture.

In the present embodiment, as shown in Figures 1 to 3, print components include print module, printing rubber roller and driving motor, are beaten Glue-printing roller is rotatably installed on assembly side of the lid door 22 towards assembly cavity, and print module is installed in assembly cavity and correspondence is beaten Glue-printing roller setting, driving motor are installed in assembly cavity and are sequentially connected with printing rubber roller.Specifically, when print components work, The end of paper tape is set in the gap between printing rubber roller and print module, and printing rubber roller rotates under the drive of driving motor, And then paper tape is driven to pass through in the gap between printing rubber roller and print module, in the process, print module is on paper tape Related ticket information is printed, and the paper tape for completing printing then continuously passes through through gap 23 and arrives at the external world.

In the present embodiment, as shown in Figures 1 to 3, the side inner wall for assembling lid door 22 towards assembly cavity is sticked and has induction to know Other module (not shown), induction identification module are electrically connected with control module.Specifically, the presence of module is set due to incuding, that When the card that type is read in induction, which is put, to be set in assembly lid door 22, induction identification module can sense depositing for the card It is read out and to card image.In this way, POS machine provided by the embodiment of the utility model can realize to swipe the card, plug-in card With taking into account for induction these three modes of identification card, POS machine provided by the embodiment of the utility model has so been expanded just significantly Card-reading function.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle Within the scope of shield.

Claims (10)

1. a kind of POS machine, it is characterised in that: be formed in including display body, printing body and charging holder, the display body One end of the printing body is simultaneously formed with angle with the printer body, and the charging holder is set to the printing body and institute The lower section of display body is stated, the upper end protuberance of the charging holder is formed with assembly fin, the two sides difference of the assembly fin It is formed with the first inclined surface and the second inclined surface, first inclined surface and the lower end surface of the display body fit, described Second inclined surface and the lower end surface of the printing body fit.

2. POS machine according to claim 1, it is characterised in that: the opposite two edges of first inclined surface width direction Limit chimb, four limit convexes have been extended to form with the equal protrusion in opposite two edges of second inclined surface width direction Side, first inclined surface and second inclined surface, which enclose to set, to be formed with for accommodating the display body and the printing body Accommodating space.

3. POS machine according to claim 1, it is characterised in that: the front of the display body offers installation cavity, described Display screen and control module are equipped in installation cavity, the control module is installed on the bottom of the installation cavity, and the display screen is embedding It is electrically connected at the accent of the installation cavity and with the control module.

4. POS machine according to claim 3, it is characterised in that: the display body is close to the side of the printing body Card-brushing groove is offered, the inner wall of the card-brushing groove is equipped with the first Contact recognition module, the first Contact recognition module and institute State control module electrical connection.

5. POS machine according to claim 3, it is characterised in that: the display body is away from the side of the printing body Card inserting mouth is offered, the card inserting mouth is connected with the installation cavity, the second Contact recognition module is installed in the installation cavity, The second Contact recognition module is electrically connected with the control module, and the second Contact recognition module is close to the card inserting mouth It is arranged to be inserted in the card of the card inserting mouth for contacting and identifying.

6. POS machine according to claim 3, it is characterised in that: the display body offers several mounting holes, the peace Electrical connector is equipped in behaveing affectedly, the electrical connector is electrically connected with the control module, and one end of the electrical connector is formed with Several electrical contact ends, each electrical contact end are embedded at respectively in each mounting hole.

7. described in any item POS machine according to claim 1~6, it is characterised in that: the printing body offers assembly cavity, One end of the assembly cavity is equipped with print components, and the other end of the assembly cavity is formed with the accommodating for accommodating printing paper roll Space, capping has assembly lid door at the accent of the assembly cavity.

8. POS machine according to claim 7, it is characterised in that: the installation cover door hinge is connected to the assembly cavity in succession One side edge is simultaneously covered at the accent of the assembly cavity.

9. POS machine according to claim 7, it is characterised in that: the one side edge of the assembly lid door and the assembly cavity Adjacent one side edge between be formed with for by the paper tape of the printing paper roll by gap, and the phase of the assembly cavity Adjacent one side edge is equipped with the Saw blade for cutting off the paper tape, and the sawtooth side of the Saw blade is set towards described by gap It sets.

10. POS machine according to claim 7, it is characterised in that: the print components include print module, printing rubber roller And driving motor, the printing rubber roller are rotatably installed on the assembly lid door towards the side of the assembly cavity, it is described to beat Impression block is installed in the assembly cavity and the corresponding printing rubber roller setting, the driving motor are installed in the assembly cavity And it is sequentially connected with the printing rubber roller.