CN206551711U - A kind of printer with automatic rollback cutter structure - Google Patents
A kind of printer with automatic rollback cutter structure Download PDFInfo
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- CN206551711U CN206551711U CN201720236200.6U CN201720236200U CN206551711U CN 206551711 U CN206551711 U CN 206551711U CN 201720236200 U CN201720236200 U CN 201720236200U CN 206551711 U CN206551711 U CN 206551711U
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- movable blade
- cutter structure
- blade
- movable
- tightening mechanism
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Abstract
A kind of printer with automatic rollback cutter structure, cutter structure is retracted automatically to be included：Movable blade, its relatively described fixed blade is movably arranged；Drive system, includes the gear teeth of the linkage movable blade, and the driving gear teeth motor, the gear teeth drives the movable blade reciprocating linearly；Pre-tightening mechanism, it is used to act on the movable blade, to have contact between the movable blade and the fixed blade；Relieving mechanism, it is connected with the pre-tightening mechanism, for the pre-tightening mechanism to be departed to the effect to the movable blade.
Description
Technical field
The utility model is related to mini-printer technical field, more particularly to a kind of beating with automatic rollback cutter structure
Print machine and its method for automatic rollback.
Background technology
Now, the application of thermal printer is more and more extensive, specifically, and this printer is suitably applied to various marks
The printing of label, receipt, bill etc..The species of thermal printer is continuously increased, and is emerged in an endless stream.Leaned against by the temperature-sensitive pressure head of heating
Printing is performed in the special recording sheet of turn colors when heat is applied thereto, printing can come without using ink powder, ink etc.
Carry out.
It is known to many printers for carrying cutter, the cutter is provided with for cutting cutting for the recording sheet printed
Mechanism.Cutting mechanism is typically formed by fixed blade and slidable movable blade construction.When cutting recording sheet, movably
On upper surface of the blade slides to ride upon fixed blade.Afterwards, recording sheet is clipped in by the two blades as scissors
Centre is simultaneously cut to it.But, cause to fix blade and movable blade warp due to the blocking for recording sheet when cutting recording sheet
It is often engaged.In the event of such occlusion, then need to interrupt to print and need to be immediately performed resuming operation.Occlusion needs to the greatest extent
It is fast to recover, promptly to return to print job.
Utility model content
The purpose of this utility model is to overcome the shortcoming of prior art there is provided a kind of with automatic rollback cutter structure
Printer.
In order to solve the above technical problems, the utility model employs following technical measures：
A kind of printer with automatic rollback cutter structure, cutter structure is retracted automatically to be included：
Movable blade, for recording sheet to be clipped in the middle together with fixed blade and recording sheet is cut, it is relatively described solid
Ledger-plate is movably arranged；
Drive system, includes the gear teeth of the linkage movable blade, and drive the motor of the gear teeth, institute
Stating motor can rotate forward or reversely rotate, and the gear teeth drives the movable blade reciprocating linearly；
Pre-tightening mechanism, it is used to act on the movable blade, so as to the movable blade and the fixed blade it
Between have contact；
Relieving mechanism, it is connected with the pre-tightening mechanism, for the pre-tightening mechanism to be departed to the movable blade
Effect, and then discharge the contact between the movable blade and the fixed blade.
The utility model can also be further perfect by following technical measures：
As a further improvement, also including the first detection switch and controller, the controller is detectd with described first respectively
Slowdown monitoring switch, motor electrical connection；When the relieving mechanism is run in place, first detection switch is triggered, and makes the control
Device processed controls the motor reversal that the movable blade retracts.It is preferred that, also with the second detection switch, the gear teeth
With trigger unit, the movable blade second detection switch of the trigger unit triggering after retracting in place, the controller controls institute
State motor and stop reverse rotation.
As a further improvement, also have casing, it is described it is automatic retract cutter structure and be located in the casing, wherein, institute
State the outside that relieving mechanism is located at the casing.
As a further improvement, the relieving mechanism includes depression bar and elasticity recovery part, the middle part of the depression bar, which has, to be turned
Axle connecting portion, the elasticity recovery part is set in the rotating shaft connecting portion, the depression bar by the rotating shaft connecting portion with it is described
Casing is connected, and the rotating shaft connecting portion is balance pivot；There is connecting portion to be connected with the pre-tightening mechanism for one end of the depression bar,
The other end of the depression bar is movable end；First detection switch is located at the place of the movable end close to the depression bar.
As a further improvement, the relieving mechanism includes push rod, connector and elasticity recovery part, the connector is located at
The middle part of push rod, the connector is connected with the pre-tightening mechanism；The elasticity recovery part is set on the housing, described to reply
Elastic component is connected with one end of the push rod, and the other end of the push rod is movable end, and first detection switch is located at close
The place of the movable end of the push rod.
As a further improvement, the gear teeth includes worm screw, worm gear and connecting rod, the motor connects with the worm screw
Connect, the worm gear and the worm engaging；Axial projection of the connecting rod along the worm gear, the relatively described snail of the connecting rod
Eccentric setting is taken turns, the worm gear is connected by the connecting rod with the movable blade.
As a further improvement, the pre-tightening mechanism has shell fragment, the shell fragment is connected with the movable blade, the bullet
Piece produces the elastic force towards the fixed blade to the movable blade.
Compared with prior art, the utility model has advantages below：
It is described movable when the movable blade is reciprocated by the way that pre-tightening mechanism is acted in the movable blade
Contact between blade and the fixed blade can obtain certain release, and recording sheet is largely reduced first
The problems such as blocking, reduces fixed blade and the engaged situation of movable blade.Furthermore, linked by setting up relieving mechanism
Pre-tightening mechanism so that pre-tightening mechanism departs from the effect to the movable blade, solves fixed blade and movable blade is engaged
Situation.When causing occlusion, can be more reliable be released can be performed in the state of more stable and cut.
Brief description of the drawings
Accompanying drawing 1 is the schematic diagram for the printer that the utility model first embodiment has automatic rollback cutter structure；
Accompanying drawing 2 is the schematic diagram that the printer with automatic rollback cutter structure shown in accompanying drawing 1 removes shell；
Accompanying drawing 3 is the decomposing schematic representation of the printer with automatic rollback cutter structure shown in accompanying drawing 2；
Accompanying drawing 4 is the schematic diagram for the printer that the utility model second embodiment has automatic rollback cutter structure；
Accompanying drawing 5 is the schematic diagram that the printer with automatic rollback cutter structure shown in accompanying drawing 4 removes shell.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
It is of the present utility model mainly solving the technical problems that, blocking for recording sheet and cause to fix blade and movable blade
It is often engaged, and occur it is such be engaged, resume operation inconvenience the problem of.The main thinking of the utility model is to pass through
Change traditional rack, the linkage structure of gear, and be driven using the structure of worm gear, worm screw so that movable blade it is round
Mobile more steady and smooth；And by pre-tightening mechanism by it is traditional be connected to be converted to fixed blade be connected with movable blade, by
The movement of movable blade, helps the release of contact between the fixed blade and the movable blade so that normal operation
When, the probability that movable blade is engaged with fixed blade is reduced, and fundamentally solves the problem of two blades are engaged；Pass through machine for releasing
The structure pre-tightening mechanism that directly links departs from effect to movable blade, more direct quick, when causing occlusion, can be more reliable must
To discharge, it can perform and cut in the state of more stable.
Embodiment 1：
A kind of printer, can be printed in the recording sheet hauled out from paper bowl, and suitably cut the recording sheet, make it
Used as bill, receipt etc..The printer mainly includes overall housing structure, flattens unit, master unit.It is described to flatten list
Member includes fixed blade and the cooperation institute matched.The design focal point of this case is concentrated mainly on master unit, refer to Fig. 1 and
Fig. 3, the master unit includes movable blade 20, pre-tightening mechanism 30, drive system 50 and relieving mechanism.
Refer in Fig. 1 and Fig. 2, the overall housing structure has the casing 10 for being used for accommodating or assemble master unit,
The housing that the casing 10 is molded by plastics or metal material.The casing 10 include inner housing, shell body 11, inner housing with
The combination of shell body 11 forms chamber, and the master unit is located in chamber, or on inner housing, shell body 11.
Fig. 2 and Fig. 3 are refer to, the relatively described fixed blade of movable blade 20 is movably arranged.The movable blade 20 has
There is substantially v-shaped cutting sheet 21 as viewed from top so that gradually become from two ends to centre from root to the length for cutting edge
It is short.When movable blade 20 is to during fixed blade movement, recording sheet is clipped in the middle together with fixed blade and recording sheet is cut.
Fig. 1 to Fig. 3 is refer to, pre-tightening mechanism 30 uses elastic piece structure, and the shell fragment has kink 31, the inner housing
It is correspondingly provided with the mounting groove 112 of kink 31.The one end of the shell fragment away from kink 31 is pressed in the movable blade 20,
The shell fragment produces the elastic force towards the fixed blade to the movable blade 20, so as to the movable blade 20 with it is described solid
Remained in contact with one another between ledger-plate with appropriate contact.
Fig. 2 and Fig. 3 are refer to, drive system 50 includes the gear teeth of the linkage movable blade 20, and driving institute
The motor 51 of gear teeth is stated, the motor 51 can be rotated forward or reversely rotated, the gear teeth drives described movable
Blade 20 is linear to be reciprocated.Specifically, the gear teeth has worm screw 52, a worm gear 53, the motor 51 with it is described
Worm screw 52 is connected, and the worm gear 53 is engaged with the worm screw 52, and they are rotated with the rotation of motor 51.
The worm gear 53 has connecting rod towards the one side of movable blade 20, and axial direction of the connecting rod along the worm gear 53 is convex
Rise, the relatively described eccentric setting of worm gear 53 of the connecting rod, there is the company being connected with the connecting rod in the movable blade 20
Access slot 22, the link slot 22 is elongated, and the worm gear 53 is connected by the connecting rod with the movable blade 20.It is preferred that
, the moving direction of the relatively described movable blade 20 of the link slot 22 is vertically arranged.
During normal operation, the worm gear 53 need to only be rotated in one direction, and this direction of rotation is defined herein and is
Rotate forward, it is in opposite direction for reverse rotation with rotating forward.The worm gear 53 rotates a circle, and just linkage is described can moving knife
Piece 20 completes to reciprocate for one time.
Fig. 2 and Fig. 3 are refer to, relieving mechanism is connected with the pre-tightening mechanism 30, i.e., is connected with shell fragment.The shell fragment is compressed
Described one end of movable blade 20 has links portion 32 towards what the relieving mechanism was bent.The relieving mechanism has depression bar 41,
The depression bar 41 is operated using lever principle, and the shell body 11 has bearing 111, and the depression bar 41 is connected with rotating shaft
Portion 412 is arranged on the bearing 111 and forms balance pivot.There is connecting portion 411 to be linked with described for one end of the depression bar 41
Portion 32 is connected, and the other end of the depression bar 41 is movable end 413.Press the movable end 413, the connecting portion 411 is by shell fragment
Lift so that shell fragment departs from compressing to the movable blade 20, and then discharges the movable blade 20 and the fixed blade
Between contact.Relieving mechanism also has in elasticity recovery part 42, this embodiment, and elasticity recovery part 42 uses torsion spring.Institute
State elasticity recovery part 42 and be set in the rotating shaft connecting portion 412, the reply of the depression bar 41 is realized by torsion spring.
It refer to and also realized in Fig. 2 and Fig. 3, embodiment by controller (not shown) and two pieces of detection switch certainly
Dynamicization is controlled.Controller (not shown) is using structures such as single-chip microcomputers, and the controller (not shown) is detected with described first respectively
Switch 61, second detection switch 62 and the motor 51 are electrically connected, and this electrical connection can be wired is electrically connected
Connect or wireless electrical connection.
When the relieving mechanism is run in place, first detection switch 61 is triggered so that in controller (not shown)
Certain a part of circuit structure be disconnected or turn on so that the controller (not shown) controls the motor 51 reverse
Rotation retracts the movable blade 20, takes the opposite direction that rotates forward with running well to rotate, is more conducive to occlusion
Release.
The top of the worm gear 53 has a boss 532, and there are the boss 532 two to be oppositely arranged and from the boss
The trigger unit 5321 of 532 side wall outwardly convex, i.e., two trigger units 5321 are in 180 ° of settings.When the movable blade 20 retracts
After in place, the trigger unit 5321 triggers the second detection switch 62 so that certain part of another in controller (not shown)
Circuit structure is disconnected or turned on, so that the controller (not shown) controls the motor 51 to stop reversely rotating.
Embodiment 2：
Difference of the embodiment 2 with respect to embodiment 1 is that the structure of used relieving mechanism is different, and is inconjunction with pre-
Tight mechanism 30, casing 10 etc. have the change of adaptability.
It refer in Fig. 4 and Fig. 5, embodiment 2, the relieving mechanism includes push rod 41a, connector 43a, the connector
43a is located at push rod 41a middle part.The connector 43a uses spring structure, with two connector 43a respectively with it is described pre-
Tight mechanism 30 is connected so that connective stability links more effectively more preferably, and during startup optimization.In this embodiment, pre-tightening mechanism
30 need not set the portion of linking 32, and the correspondence of the casing 10 connector 43a is provided with hollow guard column, and guard column edge is promoted
Slot to make way is provided with replying direction.
It is preferred that, elasticity recovery part 42a is set up, the elasticity recovery part 42a is located on the casing 10, the reply bullet
Property part 42a is connected with one end 411a of the push rod 41a.The other end of the push rod 41a is movable end 412a, and described first detects
Slowdown monitoring switch 61 is located at the place of the movable end 412a close to the push rod 41a.When promoting the push rod 41a, the push rod 41a leads to
Cross connector 43a and pull the pre-tightening mechanism 30 to depart from and compress relation with the movable blade 20.Complete after retracting, release pair
Push rod 41a effect, the elasticity recovery part 42a produces elastic force and resets push rod 41a.
Embodiment 3：
Printer in Application Example 1 and 2, the method for realizing automatic rollback specifically includes step：
S1, the startup relieving mechanism, the relieving mechanism linkage pre-tightening mechanism 30 depart to the movable blade
20 effect, the contact between the movable blade 20 and the fixed blade is released：
Specifically, it is manual to promote or press release mechanism when occurring fixed blade with movable blade 20 when being engaged；With
It, relieving mechanism pulls the pre-tightening mechanism 30, is allowed to disengaging and compresses effect to the movable blade 20 so that described movable
Contact between blade 20 and the fixed blade is released.
S2, relieving mechanism operation in place afterwards trigger first detection switch 61；
S3, the controller (not shown) control the motor 51 to invert, and the motor 51 will by the gear teeth
The movable blade 20 retracts to initial position；
S4, when second detection switch 62 detects the movable blade 20 and retracted in place, (figure is not for the controller
Show) the control stopping of motor 51 reversion, terminates automatic rollback process.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements done etc. should be included in the utility model
Within the scope of protection.
Claims (8)
1. a kind of printer with automatic rollback cutter structure, it is characterised in that retracting cutter structure automatically includes：
Movable blade, for recording sheet to be clipped in the middle together with fixed blade and recording sheet, its relatively described fixing cutter is cut
Piece is movably arranged；
Drive system, includes the gear teeth of the linkage movable blade, and drive the motor of the gear teeth, the electricity
Machine can be rotated forward or reversely rotated, and the gear teeth drives the movable blade reciprocating linearly；
Pre-tightening mechanism, it is used to act on the movable blade, to have between the movable blade and the fixed blade
There is contact；
Relieving mechanism, it is connected with the pre-tightening mechanism, for the pre-tightening mechanism to be departed to the effect to the movable blade,
And then discharge the contact between the movable blade and the fixed blade.
2. the printer according to claim 1 with automatic rollback cutter structure, it is characterised in that also detectd including first
Slowdown monitoring switch and controller, the controller are electrically connected with first detection switch, the motor respectively；The relieving mechanism fortune
When going in place, first detection switch is triggered, and makes the controller control the motor reversal to return the movable blade
Move back.
3. the printer according to claim 2 with automatic rollback cutter structure, it is characterised in that also with casing,
It is described it is automatic retract cutter structure and be located in the casing, wherein, the relieving mechanism is located at the outside of the casing.
4. the printer according to claim 3 with automatic rollback cutter structure, it is characterised in that the relieving mechanism
Including depression bar and elasticity recovery part, the middle part of the depression bar has rotating shaft connecting portion, and the elasticity recovery part is set in described turn
Axle connecting portion, the depression bar is connected by the rotating shaft connecting portion with the casing, and the rotating shaft connecting portion is balance pivot；Institute
Stating one end of depression bar, there is connecting portion to be connected with the pre-tightening mechanism, and the other end of the depression bar is movable end；Described first detects
Slowdown monitoring switch is located at the place of the movable end close to the depression bar.
5. the printer according to claim 3 with automatic rollback cutter structure, it is characterised in that the relieving mechanism
Including push rod, connector and elasticity recovery part, the connector is located at the middle part of push rod, the connector and the pre-tightening mechanism
Connection；The elasticity recovery part is set on the housing, and the elasticity recovery part is connected with one end of the push rod, the push rod
The other end be movable end, first detection switch be located at close to the push rod movable end place.
6. the printer according to claim 2 with automatic rollback cutter structure, it is characterised in that also detectd with second
Slowdown monitoring switch, the gear teeth has trigger unit, and the movable blade rollback in place open by the rear detecting of trigger unit triggering second
Close, the controller controls the motor to stop reversely rotating.
7. the printer according to claim 1 with automatic rollback cutter structure, it is characterised in that the gear teeth
Including worm screw, worm gear and connecting rod, the motor is connected with the worm screw, the worm gear and the worm engaging；The connection
Axial projection of the bar along the worm gear, the relatively described worm gear eccentric setting of the connecting rod, the worm gear passes through the connecting rod
It is connected with the movable blade.
8. the printer according to claim 1 with automatic rollback cutter structure, it is characterised in that the pre-tightening mechanism
With shell fragment, the shell fragment is connected with the movable blade, and the shell fragment is produced towards the fixing cutter to the movable blade
The elastic force of piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720236200.6U CN206551711U (en) | 2017-03-13 | 2017-03-13 | A kind of printer with automatic rollback cutter structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720236200.6U CN206551711U (en) | 2017-03-13 | 2017-03-13 | A kind of printer with automatic rollback cutter structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206551711U true CN206551711U (en) | 2017-10-13 |
Family
ID=60363011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720236200.6U Active CN206551711U (en) | 2017-03-13 | 2017-03-13 | A kind of printer with automatic rollback cutter structure |
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| Country | Link |
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| CN (1) | CN206551711U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926592A (en) * | 2017-03-13 | 2017-07-07 | 厦门普瑞特科技有限公司 | A kind of method of printer and its automatic rollback with automatic rollback cutter structure |
| CN107901632A (en) * | 2017-12-26 | 2018-04-13 | 沃博思（厦门）电子科技有限公司 | A kind of self-opening closure of thermal printer cassette |
| CN112848692A (en) * | 2021-03-10 | 2021-05-28 | 宁波精芯科技有限公司 | Thermal printer core |
-
2017
- 2017-03-13 CN CN201720236200.6U patent/CN206551711U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926592A (en) * | 2017-03-13 | 2017-07-07 | 厦门普瑞特科技有限公司 | A kind of method of printer and its automatic rollback with automatic rollback cutter structure |
| CN106926592B (en) * | 2017-03-13 | 2023-01-10 | 厦门汉印电子技术有限公司 | Printer with automatic retraction cutter structure and automatic retraction method thereof |
| CN107901632A (en) * | 2017-12-26 | 2018-04-13 | 沃博思（厦门）电子科技有限公司 | A kind of self-opening closure of thermal printer cassette |
| CN112848692A (en) * | 2021-03-10 | 2021-05-28 | 宁波精芯科技有限公司 | Thermal printer core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200907 Address after: 361000, Fujian Province, Huli District, Xiamen Province Torch hi tech Zone Pioneer Park building 305A Patentee after: XIAMEN HANIN ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 361000 Fujian city of Xiamen province Xiamen torch Software Park, hi tech Zone tzengtsu Road No. 1 1-303H unit Patentee before: XIAMEN PRT TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |