CN207916314U - A kind of printer that there is lid to close strain structure - Google Patents

Abstract

The utility model provides a kind of printer that there is lid to close strain structure, including shell, print components and lid, the lid is openable and closable to be set on the housing, the print components are located in the shell, the print components include print head, and printing trace is left to be pressed in the recording sheet, and the printer further includes induction pieces, strut and switch piece, the print head is located on the strut, and the switch piece is connect with the strut；The lid is equipped with trigger unit, and when the lid covers conjunction in place on the housing, the trigger unit drives the switch piece movement, and the print head is made to be in print position, and triggers the induction pieces work.So that print head includes discrete state and print state, when uncapping, print head is detached with rubber roller, gives the part of appliance maintenance time, avoid maloperation, be conducive to the extension of equipment life.

Description

A kind of printer that there is lid to close strain structure

Technical field

The utility model is related to printer fields, in particular to a kind of printer that there is lid to close strain structure.

Background technology

Printer is divided into thermal printer, thermal transfer printer, ink-jet printer etc., wherein thermal printer, small with its Type, lightweight, it is simple in structure the features such as, be widely used in the printing of the labels such as cash register, portable terminal, receipt, ticket In.

Print unit is in pressure contact state in pressure roller and thermal head and carries out print job, with the closing of this printer cover Operation, thermal head are applied in external force and move to print position.But the switching mechanism for being commonly present driving thermal head is complicated, also lacks and sentences The decision mechanism of fixed switching in place, causes the cooperation of thermal head and rubber roller to go wrong, influences the work of print unit.

In addition, the cut-out structure of recording sheet, cut-out structure is moved by movably arriving to slide relative to fixing cutter, by recording sheet Sandwiching can be cut off between moving knife and fixing cutter.However, driving can moving knife movement mechanism it is often more complicated, occupy printing The larger space of machine, there is also the problems that manual operation is inconvenient.

Utility model content

The utility model provides a kind of printer that there is lid to close strain structure, it is intended to it is multiple to improve print head switching mechanism It is miscellaneous and problem not in place easily occur.

The utility model is realized in this way：

A kind of printer that there is lid to close strain structure, including shell, print components and lid, the lid are openable and closable If on the housing, the print components are located in the shell, the print components include print head, to be pressed on It states and leaves printing trace in recording sheet, the printer further includes induction pieces, strut and switch piece, and the print head is located at described On strut, the switch piece is connect with the strut；The lid is equipped with trigger unit, and the lid covers conjunction on the housing When in place, the trigger unit drives the switch piece movement, so that the print head is in print position, and trigger the induction pieces Work.

Further, in the utility model preferred embodiment, the middle part of the strut and the housing hinge are described Print head is located at one end of the strut, and the other end of the strut is connect with the switch piece.

Further, in the utility model preferred embodiment, the trigger unit is the convex block set on the lid.

Further, in the utility model preferred embodiment, the induction pieces are located at institute with the switch piece The both sides of trigger unit are stated, there are insertion spaces between the induction pieces and the switch piece, to the insertion of the trigger unit.

Further, in the utility model preferred embodiment, the switch piece and the housing hinge, the switching Part includes interconnecting piece and the contact site to be contacted with the trigger unit.

Further, in the utility model preferred embodiment, the interconnecting piece is connected by connector and the strut It connects, the connector is elastic component.

Further, in the utility model preferred embodiment, the lid is equipped with card slot or hook, the shell It is equipped with card slot or hook, the lid is fastened with the shell.

Further, the appearance to accommodating recording sheets is equipped in the utility model preferred embodiment, in the shell It receives chamber, the accommodating chamber position is corresponded on the lid and is equipped with visual windows.

Further, further include push broach mechanism in the utility model preferred embodiment, the push broach mechanism includes behaviour Workpiece and cutter assembly, the operating parts stretch out the shell of the printer, and the cutter assembly is cutting position and initial bit It is moved between setting, the operating parts drives the cutter assembly to be moved to position is cut；The cutter assembly includes limited part, knife Seat and cutter, the operating parts are connect with the tool apron, and the limited part is located on the tool apron, and the cutter is fixed on described On tool apron, the limited part prevents the recording sheet movement, the cutter from continuing to move and cut the recording sheet.

Further, in the utility model preferred embodiment, the shell of the cutter assembly and the printer it Between be equipped with reset assembly.

The utility model has the beneficial effects that：The printer that the utility model is obtained by above-mentioned design, by shell Strain mechanism is set on upper and lid, for lid snap on shell, trigger unit stretches into the gap between switch piece and induction pieces, touches Hair portion pushes induction pieces, and trigger unit pushes switch piece rotation, and pulls connector in turn, and connector generates power and pulls strut Rotation, so that print head is close to rubber roller from initial position.So that print head includes discrete state and print state, uncapping When, print head is detached with rubber roller, the part of appliance maintenance time is given, avoids maloperation, be conducive to the extension of equipment life.

Description of the drawings

It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not The restriction to range is should be considered as, for those of ordinary skill in the art, without creative efforts, It can also be obtained according to these attached drawings other relevant attached drawings.

Fig. 1 is the utility model embodiment, structural schematic diagram of the printer under the first visual angle；

Fig. 2 is the structural schematic diagram for concealing lid in printer shown in Fig. 1；

Fig. 3 is the utility model embodiment, and printer conceals lid and inner casing, and push broach mechanism is in initial bit with strut The structural schematic diagram set；

Fig. 4 is the utility model embodiment, and printer conceals lid and inner casing, and push broach mechanism is in cutting position and branch Bar is in the structural schematic diagram of print position；

Fig. 5 is the structural schematic diagram at the first visual angle of push broach mechanism in printer shown in Fig. 2；

Fig. 6 is the structural schematic diagram at the second visual angle of push broach mechanism in printer shown in Fig. 2；

Fig. 7 is the structural schematic diagram at the third visual angle of push broach mechanism in printer shown in Fig. 2；

Fig. 8 is the structural schematic diagram of switch piece in printer shown in Fig. 2；

Icon：1- shells；11- shells；12- inner casings；13- transfer passages；14- spools；121- paper storehouses；2- lids；21- can Viewing window；3- paper rolls；31- recording sheets；4- power supplys；5- switch pieces；6- push broach mechanism；61- operating parts；611- friction lines；62- Limited part；621- first shaft portions；622- the second shaft portions；623- pressure sections；The first clamping portions 624-；625- frictions portion；63- knives Seat；631- button holes；632- through-holes；633- barrier portions；633A- horizontal sides；633B- vertical edges；The second faces 633A1-；633A2- On one side；The second clamping portions 634-；The first elastic components of 64-；The second elastic components of 65-；66- cutters；7- gear units；71- motors； 72- gear sets；8- print components；81- rubber rollers；82- print heads；9- struts；10- induction pieces.

Specific implementation mode

To keep the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with this practicality The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on this practicality Embodiment in novel, those of ordinary skill in the art are obtained every other without creative efforts Embodiment shall fall within the protection scope of the present invention.Therefore, the implementation to the utility model provided in the accompanying drawings below The detailed description of mode is not intended to limit claimed the scope of the utility model, but is merely representative of the utility model Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor The every other embodiment obtained under the premise of dynamic, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that term "upper", "lower", "front", "rear", "vertical", " water It is flat ", "inner", the instructions such as "outside" orientation or positional relationship be to be based on the orientation or positional relationship shown in the drawings, merely to just In description the utility model and simplify description, specific side must be had by not indicating or implying the indicated equipment or element Position, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply 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 this feature.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；Can be Mechanical connection can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two 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.

Shown in Fig. 1 to Fig. 8, printer includes shell 1 and the lid 2 that coordinates with shell 1, has vessel in shell 1, The structures such as push broach mechanism 6, print components 8, gear unit 7, control unit and power supply 4 are equipped in vessel.Preferably, shell 1 uses rectangular parallelepiped structure, lid 2 to be equipped with visual windows 21, and visual windows 21 are located at 121 position of paper storehouses, convenient for observing and recording The applicable cases of paper 31.Monnolithic case exactly likes tape, small and exquisite and convenient for holding in the hand, easy to use.It should be understood that shell 1 can be the shape and structure of a variety of situations, such as square, round, rectangle etc..

In embodiment, lid 2 is removably located on shell 1, and the two fits through several to buckle structure, buckle structure Including mutually matched card slot and hook.Wherein, lid 2 is equipped with card slot or hook, and shell 1 is equipped with card slot or hook, lid Son 2 is fastened with shell 1, the paper roll 3 of recording sheet 31 is replaced convenient for opening lid 2, power supply 4 is replaced or safeguards etc..Preferably, block Buckle structure is located at the marginal position of shell 1, lid 2, and lid 2 is equipped with card slot and hook, is correspondingly provided on shell 1 matched Hook and card slot, hook is arranged in a crossed manner with card slot, can be stably connected with the two and convenient for disassembly and assembly.

In embodiment, vessel is divided into epicoele and cavity of resorption, and epicoele is equipped with push broach mechanism 6, and cavity of resorption is divided into left chamber and right chamber, It is front and back in left chamber to be equipped with spool 14 and gear unit 7 successively, it is front and back successively equipped with accumulator and control unit in right chamber, it is left Print components 8 are equipped between chamber and right chamber.Each mechanism in embodiment, unit are rationally arranged, the sky of vessel is efficiently used Between, realize printer be further miniaturized, lightweight, can easily hold and be used in the hand.

In embodiment, it is preferred that shell 1 is cuboid, and the area on front and back two sides is maximum, and the lid of lid 2 is closed in shell 1 Front side.Shell 1 includes shell 11 and the inner casing 12 being embedded in shell 11, is equipped with gear unit 7 and control list therebetween Member so that gear unit 7, control unit and extraneous relative insulation reduce the interference of outer bound pair gear unit 7 and control unit, The work for contributing to gear unit 7 more stable.

In embodiment, inner casing 12 is arranged with paper storehouses 121, and the chamber of receiving accumulator towards 2 side of lid, will record The paper roll 3 of paper 31 is located at accumulator close to 2 side of lid, and dress paper roll 3 of conveniently uncapping replaces accumulator.Shell 11 is equipped with Spool 14, spool 14 stretch into be arranged paper roll 3 in paper storehouses 121, and recording sheet 31 passes through print components 8 and push broach mechanism 6 successively, And it is exported from the delivery outlet of shell 1.

In embodiment, print components 8 include rubber roller 81 and print head 82, and recording sheet 31 is between print head 82 and rubber roller 81 Pass through.Gear unit 7 drives rubber roller 81 to rotate, and the rotation of rubber roller 81 drives recording sheet 31 to move by frictional force.Print head 82 will Recording sheet 31 is pressed on rubber roller 81, and print head 82 generates heat and leaves printing trace in recording sheet 31.

In embodiment, gear unit 7 includes motor 71 and gear set 72, and motor 71 is connect with control unit, and motor 71 is logical Crossing gear set 72 drives rubber roller 81 to rotate, and gear set 72 includes the gear of several engaged transmissions successively.It should be understood that gear set 72 can also be substituted for the drive mechanism of the other forms such as worm and gear.

In embodiment, when lid 2 is opened, print head 82 is located at initial position, in the state detached with rubber roller 81；Lid 2 with shell 1 fasten when, print head 82 is located at print position, and print head 82 is pressed on rubber roller 81.When uncapping, by print head 82 detach with rubber roller 81, give the part of appliance maintenance time, avoid maloperation, be conducive to the extension of equipment life.

Specifically, printer further includes induction pieces 10, strut 9 and switch piece 5, print head 82 is located on strut 9, switch piece 5 connect with strut 9.Lid 2 is equipped with trigger unit, and for lid 2 when 1 upper cover of shell is closed in place, trigger unit drives switch piece 5 to transport It is dynamic, so that print head 82 is in print position.It drives switch piece 5 to move by the trigger unit of lid 2, and then drives the fortune of strut 9 It is dynamic, it can realize that print head 82 moves to print position from initial position, have simple in structure, and the switching of state is accurate.Energy Enough when uncapping, the two is detached；Print head 82 is placed in the position coordinated with rubber roller 81 at the printing moment.

In embodiment, when the lid of lid 2 closes, trigger unit triggers the work of induction pieces 10, induction pieces 10 and control unit, sense simultaneously Part 10 is answered to send signal to control unit.Induction pieces 10 are using switch, inductor etc., it is preferred that induction pieces 10 are selected to reset and be opened It closes, when trigger unit is detached from and is contacted with reset switch, reset switch automatically resets as off-state.

In embodiment, the middle part of strut 9 is hinged with shell 1, and print head 82 is located at one end of strut 9, the other end of strut 9 It is connect with switch piece 5.Switch piece 5 is hinged with shell 1, and switch piece 5 includes interconnecting piece and the contact site to be contacted with trigger unit. Contact site is equipped with the inclined-plane contacted with trigger unit at sector.Interconnecting piece is connect by connector with strut 9, and connector is elasticity Part, when lid 2 is opened, switch piece 5 is resetted by connector.By designing the fit structure of switch piece 5 and trigger unit, Neng Goushi Existing switch piece 5 drives switching of the strut 9 between initial position and print position, and then realizes that the two states of print head 82 are cut It changes.Wherein, connector may not be elastic component, can be by being arranged on switch piece 5 when connector uses non-elastic member Torsional spring etc. resets to realize.

In embodiment, trigger unit is the convex block being located on lid 2.Induction pieces 10 are located at trigger unit with switch piece 5 Both sides, there are insertion spaces between induction pieces 10 and switch piece 5, to the insertion of trigger unit.Lid 2 fastens same with shell 1 When, induction pieces 10 can be triggered simultaneously, and switch piece 5 is pushed to move.

In embodiment, the handoff procedure of print head 82 is：Lid 2 is fastened on shell 1, trigger unit stretch into switch piece 5 with The side in the gap between induction pieces 10, trigger unit pushes induction pieces 10, is at opening state and is sent to control unit Signal；The other side of trigger unit pushes switch piece 5 to rotate, and pulls connector in turn, and connector generates power and strut 9 is pulled to revolve Turn, so that print head 82 is close to rubber roller 81 from initial position.And when lid 2 is opened, trigger unit extraction out of shell 1, Then induction pieces 10 are resetted with switch piece 5.

In embodiment, to cut recording sheet 31 in printer, push broach mechanism 6 includes 61 He of operating parts for push broach mechanism 6 66 component of cutter, operating parts 61 stretch out the shell 1 of printer, and 66 component of cutter is moved between position and initial position cutting, Operating parts 61 drives 66 component of cutter to be moved to position is cut.Shell 1 is equipped with transfer passage 13, and push broach mechanism 6 is located at conveying The inlet in channel 13.

In embodiment, 66 component of cutter includes limited part 62, tool apron 63 and cutter 66, and operating parts 61 is connect with tool apron 63, Limited part 62 is located on tool apron 63, and cutter 66 is fixed on tool apron 63, and limited part 62 prevents recording sheet 31 from moving, and cutter 66 continues It moves and cuts recording sheet 31.It is solid by limited part 62 first when cutting by limited part 62 with tool apron 63 with resultant motion Determine recording sheet 31, the stabilization of recording sheet 31 when can ensure to cut, guarantee cuts that position is accurate, and notch is smooth.

It in embodiment, pushes operating parts 61 to be moved along the sliding slot of shell 1 manually, and drives 66 component of cutter to recording sheet 31 Movement.Operating parts 61 has the advantages that easy to operate with the formal operations of sliding.Preferably, operating parts 61 be push button, be equipped with The promotion face of finger cooperation, and face is pushed to be equipped with friction lines 611, increase the frictional force between operating parts 61 and finger.Operation Part 61 is equipped with fixing buckle, and the button hole 631 of remaining fixing buckle cooperation is offered on tool apron 63, have it is simple in structure, and operating parts 61 away from It is small with a distance from tool apron 63, controlled using thrust, it is easy to control and laborsaving.

In embodiment, the front end of limited part 62 is equipped with pressure section 623, recording sheet 31 to be pressed on 1 side wall of shell, Specifically recording sheet 31 is pressed on the side wall of transfer passage 13.Preferably, pressure section 623 is arcuate structure, avoids compressing Portion 623 scratches recording sheet 31.

In embodiment, limited part 62 includes first shaft portion 621 and the second shaft portion 622, and the axis of the two is along limited part 62 The direction of motion, offer through-hole 632 on tool apron 63, the second shaft portion 622 is threaded through in through-hole 632, is risen by the second shaft portion 622 To guiding role, limited part 62 slides on tool apron 63, and limited part 62 or tool apron 63 are equipped with friction portion on the contact surface of the two 625.Guiding role is played by the second shaft portion 622 so that locating part slides on tool apron 63, and movement relation, which is stablized, to be ensured to cut Action is accurately completed.

In embodiment, reset assembly is equipped between 66 component of cutter and the shell 1 of printer.Reset assembly includes the first bullet Property part 64 and the second elastic component 65, the first elastic component 64 connects shell 1 and limited part 62, and the second elastic component 65 connects limited part 62 With tool apron 63.By the first elastic component 64, limited part 62 and tool apron 63 are reset to the initial position of limited part 62, tool apron 63 is again Secondary moved by 65 relatively restricted part 62 of the second elastic component realizes reset.Preferably, the first elastic component 64 is set in first shaft portion On 621, the second elastic component 65 is set on the second shaft portion 622.

In embodiment, limited part 62 is equipped with the first clamping portion 624, and tool apron 63, which is equipped with, to be coordinated with the first clamping portion 624 Second clamping portion 634, the first clamping portion 624 are clamped or detach with the second clamping portion 634.Pass through the first clamping portion 624 and Two clamping portions 634 limit move distance and initial position of the limited part 62 with respect to tool apron 63 so that locating part is in initial position It rests on the rational position of tool apron 63.

In embodiment, straight slot is offered on tool apron 63, tool apron 63 includes main part and barrier portion 633, barrier portion 633 and master Body portion not Wei Yu straight slot both sides.Recording sheet 31 is passed through from straight slot, and barrier portion 633 coordinates with transfer passage 13, and obstructs two The gap of person in the cutting direction.66 component of cutter is moved upwards in the side of cutting, and tool apron 63 is transported from position is cut to initial position Recording sheet 31 is pushed into straight slot by dynamic process, barrier portion 633, and is fitted close with the side wall of transfer passage 13 so that recording sheet 31 enter in transfer passage 13, avoid recording sheet 31 from being biased to the side gap between transfer passage 13 and tool apron 63 and export, solve The problem of such case be easy to cause paperboard, is unable to operate normally.

In embodiment, barrier portion 633 includes the vertical edge 633B that horizontal sides 633A and relative level side 633A is bent, water Pingbian 633A includes the first face 633A2 and the second face 633A1, and the first face 633A2 is towards cutter 66, the second face 633A1 and conveying Channel 13 coordinates.By the cooperation in face and line or face, cooperation is closer, avoids therebetween that there are gaps.And the first face 633A2 It is seamlessly transitted between transfer passage 13, such as the madial wall of transfer passage 13 is inclined surface, then the first face 633A2 is with identical Slope inclination.

In embodiment, cutter 66 towards 31 side of recording sheet be angular cutouts so that when cutter 66 and recording sheet 31 contact It is point contact as far as possible, cutting is stronger, quick.

In embodiment, the course of work of push broach mechanism 6：Operating parts 61 is pushed, tool apron 63 is driven to be moved with cutter 66, limitation Part 62 is also moved towards recording sheet 31 under the action of the second elastic component 65.Then 62 contact history paper 31 of limited part and consolidated It is fixed, tool apron 63 operating parts 61 continue continue to move under effect, until cutting is completed.Operating parts 61 is unclamped, in the first elasticity Under the action of part 64 and the second elastic component 65, limited part 62 is resetted with tool apron 63, and by 31 direct route of recording sheet in reseting procedure It pushes back, recording sheet 31 can smoothly continue to export to transfer passage 13.

Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model Within then, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of printer that there is lid to close strain structure, including shell, print components and lid, the lid is openable and closable to be set On the housing, the print components are located in the shell, and the print components include print head, to be pressed on record Printing trace is left on paper, which is characterized in that the printer further includes induction pieces, strut and switch piece, and the print head is set On the strut, the switch piece is connect with the strut；The lid is equipped with trigger unit, and the lid is in the shell When upper cover is closed in place, the trigger unit drives the switch piece movement, so that the print head is in print position, and described in triggering Induction pieces work.

2. it is according to claim 1 have lid close strain structure printer, which is characterized in that the middle part of the strut with The housing hinge, the print head are located at one end of the strut, and the other end of the strut is connect with the switch piece.

3. the printer according to claim 1 that there is lid to close strain structure, which is characterized in that the trigger unit is to be located at Convex block on the lid.

4. it is according to claim 2 have lid close strain structure printer, which is characterized in that the induction pieces with it is described Switch piece is located at the both sides of the trigger unit, and there are insertion spaces between the induction pieces and the switch piece, to institute State the insertion of trigger unit.

5. it is according to claim 1 have lid close strain structure printer, which is characterized in that the switch piece with it is described Housing hinge, the switch piece include interconnecting piece and the contact site to be contacted with the trigger unit.

6. the printer according to claim 5 that there is lid to close strain structure, which is characterized in that the interconnecting piece passes through company Fitting is connect with the strut, and the connector is elastic component.

7. the printer according to claim 1 that there is lid to close strain structure, which is characterized in that the lid is equipped with card Slot or hook, the shell are equipped with card slot or hook, and the lid is fastened with the shell.

8. the printer according to claim 1 that there is lid to close strain structure, which is characterized in that be equipped with and use in the shell With the accommodating chamber of accommodating recording sheets, the accommodating chamber position is corresponded on the lid and is equipped with visual windows.

9. the printer according to claim 1 that there is lid to close strain structure, which is characterized in that further include push broach mechanism, The push broach mechanism includes operating parts and cutter assembly, and the operating parts stretches out the shell of the printer, the cutter assembly It is moved between position and initial position cutting, the operating parts drives the cutter assembly to be moved to position is cut；It is described to cut Knife assembly includes limited part, tool apron and cutter, and the operating parts is connect with the tool apron, and the limited part is located at the tool apron On, the cutter is fixed on the tool apron, and the limited part prevents the recording sheet movement, the cutter from continuing to move and cut out Cut the recording sheet.

10. it is according to claim 9 have lid close strain structure printer, which is characterized in that the cutter assembly with Reset assembly is equipped between the shell of the printer.