CN202053690U - Cutting knife power structure and printer composed thereof - Google Patents
Cutting knife power structure and printer composed thereof Download PDFInfo
- Publication number
- CN202053690U CN202053690U CN2011200442526U CN201120044252U CN202053690U CN 202053690 U CN202053690 U CN 202053690U CN 2011200442526 U CN2011200442526 U CN 2011200442526U CN 201120044252 U CN201120044252 U CN 201120044252U CN 202053690 U CN202053690 U CN 202053690U
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- cutting knife
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- printer
- rolling wheel
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Abstract
The utility model discloses a cutting knife power structure. The cutting knife power structure is drivingly connected with a cutting knife part of a printer. The cutting knife power structure includes a motor which is fixedly arranged on a machine base, worms which are drivingly connected with the motor, worm gears which are drivingly connected with the worms, pull pins which are fixedly connected with the worm gears, and force transmission grooves which are drivingly connected with the pull pins. The motor is a double output shaft motor. The cutting knife power structure has two worms which are opposite in direction, two worm gears, and two force transmission grooves. The cutting knife power structure adopts the double output shaft motor and utilizes two worm-worm gear transmission pairs to realize the balanced transmission of the cutting knife power, thus guaranteeing stable paper cutting of a movable blade, effectively reducing the faults, and improving the reliability of paper cutting. The printer adopts a roller type cutting knife structure, utilizes the lever principle to generate a pretightening force to the movable blade, and fixes a fixed blade and the movable blade on different parts respectively, thus optimizing the entire structure of the printer, and reducing the volume.
Description
Technical field
The utility model relates to a kind of cutting knife dynamic structure of bill printer, more particularly is meant a kind of motor that adopts double output shaft, and the cutting knife dynamic structure with two Worm and Worm Gear Driving pairs reaches by its printer that constitutes.
Background technology
In the prior art, bill printer is applied in the every field, and the width of printing paper wherein is generally two inches or three inches series, because the width of printing paper is limited, the range of application of bill printer is limited to.Also there is part producer development and Design to go out the bill printer of 4 inches print spans, yet other structure is comparatively huge, unreasonable structure, not compact, and special 4 inches bill printers have adopted cut paper mechanism, its structure is more huge, has limited its application in every field.
The technical staff of our company be fill up at home do not have on the market that structure is small and exquisite, stable performance and have the market vacancy of the bill printer of cut paper mechanism, innovative design goes out a kind ofly to be exclusively used in the cutting knife dynamic structure of width bill printer and by its printer that constitutes.
The utility model content
The purpose of this utility model is to overcoming the defective of prior art, and provide a kind of cutting knife dynamic structure that adopts the double output shaft motor as power, be particularly suitable for the width bill printer more than 4 inches, utilize two Worm and Worm Gear Driving pairs, realize the steady cut paper of movable blades, can effectively reduce fault, improve the reliability of cut paper.
Further purpose of the present utility model is to provide a kind of printer, this printer utilizes the cutter mechanism of roller type, utilize lever principle that movable blades is produced pretightning force, and fixed blade and movable blades be separately fixed on the different parts, optimize the overall structure of printer, reduced volume.And two self-locking structures of pair roller support employing lever principle, realize the reliable location and the locking of rolling wheel support, thereby make rolling wheel support can be used as the supporter of fixed blade.
For achieving the above object, the utility model is by the following technical solutions:
A kind of cutting knife dynamic structure, the cut part driving coupling of described cutting knife dynamic structure and printer, described cut part comprise fixed blade and and movable blades, cutting knife dynamic structure and cut part are fixed on the support that printer is provided with, described movable blades is provided with the power transmission groove with cutting knife dynamic structure driving coupling, described cutting knife dynamic structure comprises the motor that is fixedly arranged on the support, the worm screw with the motor driving coupling, the worm gear that connects with worm-drive, pulls pin described pulling pin and power transmission groove driving coupling with worm gear is fixedly connected; Described motor is the double output shaft motor, and described worm screw is provided with two, and direction is opposite; Described worm gear is provided with two, and described power transmission groove also is two.
A kind of printer, comprise support and the printer core of being located on the support, described printer core comprises printing paper roller and the printhead that is pressed on the printing paper roller, also comprises the cut part of being located on the support, also is installed with the described cutting knife dynamic structure of claim 1 on the described support.
Its further technical scheme is: described support is a bathtub construction, comprise the side plate that is used to set firmly the base plate of cutting knife dynamic structure and is located at the base plate both sides, described two side plate inboards respectively are provided with a pair of limited roller that movable blades slides that is used to support, and also are provided with the upper roller that is used to hold the bottom roller of movable blades and is used for movable blades is produced pretightning force between two side plates; Also comprise the lower fulcrum bar that is used for fixing bottom roller that is fixedly connected with two side plates, and the upper rack posts that is used for fixing upper roller that connects with two side plates activities.
Its further technical scheme is: an end of described upper rack posts is a stiff end, this stiff end and side plate are that fulcrum type is fixedly connected, the other end of described upper rack posts is a movable end, the chute activity that this movable end and another side plate are provided with connects, and the side plate outside that is provided with chute is provided with the preloading spring that connects with the upper rack posts movable end.
Its further technical scheme is: also comprise the rolling wheel support that is used for fixing the printing paper roller, described rolling wheel support is for the shaped as frame plate body, and the both sides of shaped as frame plate body are fixed with aforesaid printing paper roller, and the end of shaped as frame plate body both sides also connects with the support hinge type; Comprise also and the movable self-lock rod that connects of rolling wheel support lever that the center of described rolling wheel support is provided with and is used for the be fixedly connected fixture block of self-lock rod of fulcrum type; The both sides of rolling wheel support are provided with the self-locking chute that is used for movable connection self-lock rod; Two side plates of described support be equipped with one be used for ccontaining self-lock rod from the lock hook groove, two directions from the lock hook groove are opposite; One outside of described rolling wheel support is established and is used the self-locking spring that connects with the self-lock rod end.
Its further technical scheme is: another outside of described rolling wheel support is provided with the piece of pulling that is used to raise rolling wheel support, described inboard of pulling piece is provided with the skewed slot of unblanking that cooperates with the self-lock rod end, the described skewed slot of unblanking promotes self-lock rod when pulling piece and upwards start, self-lock rod produces after the deflection from withdrawing from from the lock hook groove.
Its further technical scheme is: an other end of described self-locking spring connects with support, and the fixing point of described support and self-locking spring is positioned at the outside of the hinge hole of support and rolling wheel support.
Its further technical scheme is: described fixed blade is fixed on the rolling wheel support.
Its further technical scheme is: the top of described movable blades is provided with the cover plate that is fixedly connected with support, and two side plates of described support are provided with the quick screw that is used for fixing cover plate.
Its further technical scheme is: a side plate inboard of described support is installed with printing paper roller motor, and the outside of this side plate is installed with printing paper roller tooth wheels.
The utility model beneficial effect compared with prior art is: the utility model cutting knife dynamic structure adopts the motor with double output shaft, utilize two Worm and Worm Gear Driving pairs, realized the balance transmission of cutting knife power, guaranteed the steady cut paper of movable blades, can effectively reduce fault, improve the reliability of cut paper, be particularly suitable as the cutting knife dynamic structure of width bill printer.The utility model printer has also adopted the roller type cutter mechanism, has utilized lever principle that movable blades is produced pretightning force, and fixed blade and movable blades are separately fixed on the different parts, has optimized the overall structure of printer, reduces volume.And two self-locking structures of pair roller support employing lever principle, realize the reliable location and the locking of rolling wheel support, thereby make rolling wheel support serve as the supporter of fixed blade.And the cover plate that the cutting knife top is provided with adopts quick screw to be fixed on support, can be in order to avoid tool maintenance when breaking down.Self-locking spring wherein because the other end is fixed on support, makes it to become the self-locking spring of the self-lock rod of rolling wheel support, can become rolling wheel support again by the retainer spring after being raised, and optimizes the overall structure of printer further.
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Description of drawings
Fig. 1 is the stereogram of the utility model printer specific embodiment;
Fig. 2 is the reversed isometric view of Fig. 1;
Fig. 3 is an open mode stereogram (rolling wheel support is started the state that is opened with cover plate) embodiment illustrated in fig. 1;
Fig. 4 is the side view of Fig. 3;
Fig. 5 is the other direction stereogram of Fig. 3;
Fig. 6 is the decomposing state stereogram of Fig. 3 (the separated attitude of movable blades and support, do not show printing paper roller and installing hole thereof);
Fig. 7 is the decomposing state stereogram of Fig. 5 (the separated attitude of movable blades and support, do not show printing paper roller and installing hole thereof);
Fig. 8 is in locking state stereogram when being in original position (pull piece) for piece and the self-lock rod pulled embodiment illustrated in fig. 1;
Fig. 9 is in open mode stereogram when cocked (pull piece by) for piece and the self-lock rod pulled embodiment illustrated in fig. 1.
Description of reference numerals
1 support, 11 base plates
1211 chutes 1212,1222 are from the lock hook groove
121 side plates, 122 side plates
131,132 roller set, 14 fixing points
2 printer cores, 21 printing paper rollers
22 printheads, 221 holddown springs
231 fixed blades, 232 movable blades
23 cut part, 2321 power transmission grooves
24 bottom rollers, 241 lower fulcrum bars
25 upper rollers, 251 upper rack posts
3 preloading springs, 4 rolling wheel supports
41 rotating shafts, 42 self-lock rods
43 fixture blocks, 441,442 self-locking chutes
5 self-locking springs
6 pull piece 61 skewed slot of unblanking
7 cutting knife dynamic structures, 71 motors
72 worm screws, 73 worm gears
74 75 mounting brackets of pulling pin
8 cover plates, 81 quick screws
9 printing paper roller motors, 91 printing paper roller tooth wheels
The specific embodiment
In order to more fully understand technology contents of the present utility model, further introduce and explanation to a kind of cutting knife dynamic structure of the utility model and by the technical scheme of its printer that constitutes below in conjunction with a kind of specific embodiment of bill printer, but be not limited to this.
As Fig. 1 to printer shown in Figure 9, comprise support 1 and the printer core of being located on the support 12, printer core 2 comprises printing paper roller 21 and the printhead 22 that is pressed on the printing paper roller 21, also comprise the cut part of being located on the support 1 23, cut part 23 comprises fixed blade 231 and movable blades 232; Support 1 is a bathtub construction, comprise base plate 11 and the side plate 121,122 of being located at base plate 11 both sides, the inboard of side plate 121,122 respectively be provided with a pair of be used to support between 131,132, two side plates 121,122 of roller set that movable blades 232 slides also be provided with the upper roller 25 that is used to hold the bottom roller 24 of movable blades 232 and is used for movable blades 232 is produced pretightning forces; Also comprise the lower fulcrum bar that is used for fixing bottom roller 24 241 that is fixedly connected with two side plates 121,122, and the upper rack posts that are used for fixing upper roller 25 251 that connect with 121,122 activities of two side plates.
The right-hand member of upper rack posts 251 is a stiff end, this stiff end and side plate 122 (are about to upper rack posts and become a lever for fulcrum type is fixedly connected, this stiff end is a fulcrum, this stiff end can adopt the axis hole of certain interval to cooperate with side plate 122, the other end of upper rack posts can be slided in side plate 121 chutes to get final product), the left end of upper rack posts 251 is a movable end, this movable end connects with chute 1211 activities that side plate 121 is provided with, and side plate 121 outsides that are provided with chute 1211 are provided with the preloading spring 3 that connects with the upper rack posts movable end.
Also comprise the rolling wheel support 4 that is used for fixing printing paper roller 21, rolling wheel support 4 is for the shaped as frame plate body, the both sides of shaped as frame plate body are used for fixing printing paper roller 21 (being that both sides are provided with the installing hole that is used for fixing printing paper roller 21), the end of shaped as frame plate body both sides also connects with the support hinge type, promptly be provided with hinge hole, realize that by a rotating shaft 41 hinge type connects in the end.Also comprise and the movable self-lock rod 42 that connects of rolling wheel support 4 levers, the center of rolling wheel support 4 is provided with and is used for the be fixedly connected fixture block 43 (be fixture block 43 at fixing self-lock rod and form a central pivot point radially, axial restraint can be realized by modes such as jump rings in the two ends of self-lock rod 42) of self-lock rod 42 of fulcrum type; The both sides of rolling wheel support 4 are provided with the self-locking chute 441,442 that is used for movable connection self-lock rod 42; Two side plates 121,122 of support 1 are equipped with one and are used for the opposite from the direction of lock hook groove from 1212,1222, two of lock hook grooves of ccontaining self-lock rod 42; One outside of rolling wheel support 4 is established and is used the self-locking spring 5 that connects with self-lock rod 42 ends.Another outside of rolling wheel support 4 be provided be used to raise rolling wheel support 4 pull piece 6 (also can be called spanner), the inboard of pulling piece 6 is provided with the skewed slot 61 of unblanking that cooperates with self-lock rod 42 ends, the skewed slot 61 of unblanking promotes self-lock rod 42 when pulling piece 6 and upwards start (promptly cocked), self-lock rod 42 produces after the deflections from withdrawing from from lock hook groove 1212,1222.
An other end of self-locking spring 5 connects with support 1, the fixing point 14 of support 1 and self-locking spring 5 is positioned at the outside of the hinge hole (also being the position of rotating shaft 41) of support 1 and rolling wheel support 4, two stiff ends that are self-locking spring are respectively in the corresponding both sides of hinge hole, make self-locking spring 5 become the retainer spring of rolling wheel support 4 when opening simultaneously with this, make rolling wheel support 4 when being in open mode, can produce the location use by pair roller support 4.In order to optimize structure, reduce volume, fixed blade 231 is fixed on the rolling wheel support 4.Movable blades 232 belows are provided with the cutting knife dynamic structure 7 that is fixed on the support 1, and movable blades 232 is provided with the power transmission groove 2321 with cutting knife dynamic structure driving coupling; Cutting knife dynamic structure 7 comprises the motor 71 that is fixedly arranged on the support 1, with the worm screw 72 of motor 71 driving coupling, with the worm gear 73 of worm screw 72 driving coupling, pull pin 74 with worm gear 73 is fixedly connected, pull pin 74 with power transmission groove 2321 driving coupling.Because movable blades 232 is than broad, power transmission groove 2321 is provided with two, and is symmetrically set in the both sides of upper roller 25, bottom roller 24; Motor 71 is the double output shaft motor, and worm screw 72 is provided with two, and direction is opposite; Worm gear 73 is provided with two.
Be provided with the cover plate 8 that is fixedly connected with support 1 above movable blades 232, two side plates of support 1 are provided with the quick screw 81 that is used for fixing cover plate 8.
In other embodiment, the size of each parts and structure can be carried out necessary adjustment according to the use needs: the other end of self-locking spring also can be fixed on the outside of rolling wheel support; Cover plate also can adopt common hold-down screw to fix.Pull piece and also can adopt more simple pusher structure, fix a skewback (skewback acts on the end of self-lock rod) on push rod, push rod is fixed in the rotating shaft, push rod is upwards pushed away promptly can raise rolling wheel support.
In sum, the utility model cutting knife dynamic structure adopts the motor with double output shaft, utilize two Worm and Worm Gear Driving pairs, realized the balance transmission of cutting knife power, guaranteed the steady cut paper of movable blades, can effectively reduce fault, improve the reliability of cut paper, be particularly suitable as the cutting knife dynamic structure of width bill printer.The utility model printer has also adopted the roller type cutter mechanism, has utilized lever principle that movable blades is produced pretightning force, and fixed blade and movable blades are separately fixed on the different parts, has optimized the overall structure of printer, reduces volume.And two self-locking structures of pair roller support employing lever principle, realize the reliable location and the locking of rolling wheel support, thereby make rolling wheel support serve as the supporter of fixed blade.And the cover plate that the cutting knife top is provided with adopts quick screw to be fixed on support, can be in order to avoid tool maintenance when breaking down.Self-locking spring wherein, because the other end is fixed on support, make it to become the self-locking spring of the self-lock rod of rolling wheel support, can become rolling wheel support again by the retainer spring after raising, optimize the overall structure of printer further, make the bill printer of width also have small and exquisite profile, help the popularization and application of width bill printer.
The above only further specifies technology contents of the present utility model with embodiment; so that the reader is more readily understood; but do not represent embodiment of the present utility model to only limit to this, any technology of doing according to the utility model is extended or recreation, all is subjected to protection of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (10)
1. cutting knife dynamic structure, the cut part driving coupling of described cutting knife dynamic structure and printer, described cut part comprise fixed blade and and movable blades, cutting knife dynamic structure and cut part are fixed on the support that printer is provided with, described movable blades is provided with the power transmission groove with cutting knife dynamic structure driving coupling, it is characterized in that described cutting knife dynamic structure comprises the motor that is fixedly arranged on the support, the worm screw with the motor driving coupling, the worm gear that connects with worm-drive, pulls pin described pulling pin and power transmission groove driving coupling with worm gear is fixedly connected; Described motor is the double output shaft motor, and described worm screw is provided with two, and direction is opposite; Described worm gear is provided with two, and described power transmission groove also is two.
2. printer, comprise support and the printer core of being located on the support, described printer core comprises printing paper roller and the printhead that is pressed on the printing paper roller, also comprise the cut part of being located on the support, it is characterized in that also being installed with on the described support the described cutting knife dynamic structure of claim 1.
3. printer according to claim 2, it is characterized in that described support is a bathtub construction, comprise the side plate that is used to set firmly the base plate of cutting knife dynamic structure and is located at the base plate both sides, described two side plate inboards respectively are provided with a pair of limited roller that movable blades slides that is used to support, and also are provided with the upper roller that is used to hold the bottom roller of movable blades and is used for movable blades is produced pretightning force between two side plates; Also comprise the lower fulcrum bar that is used for fixing bottom roller that is fixedly connected with two side plates, and the upper rack posts that is used for fixing upper roller that connects with two side plates activities.
4. printer according to claim 3, an end that it is characterized in that described upper rack posts is a stiff end, this stiff end and side plate are that fulcrum type is fixedly connected, the other end of described upper rack posts is a movable end, the chute activity that this movable end and another side plate are provided with connects, and the side plate outside that is provided with chute is provided with the preloading spring that connects with the upper rack posts movable end.
5. printer according to claim 4, it is characterized in that also comprising the rolling wheel support that is used for fixing the printing paper roller, described rolling wheel support is for the shaped as frame plate body, and the both sides of shaped as frame plate body are fixed with aforesaid printing paper roller, and the end of shaped as frame plate body both sides also connects with the support hinge type; Comprise also and the movable self-lock rod that connects of rolling wheel support lever that the center of described rolling wheel support is provided with and is used for the be fixedly connected fixture block of self-lock rod of fulcrum type; The both sides of rolling wheel support are provided with the self-locking chute that is used for movable connection self-lock rod; Two side plates of described support be equipped with one be used for ccontaining self-lock rod from the lock hook groove, two directions from the lock hook groove are opposite; One outside of described rolling wheel support is established and is used the self-locking spring that connects with the self-lock rod end.
6. printer according to claim 5, another outside that it is characterized in that described rolling wheel support is provided with the piece of pulling that is used to raise rolling wheel support, described inboard of pulling piece is provided with the skewed slot of unblanking that cooperates with the self-lock rod end, the described skewed slot of unblanking promotes self-lock rod when pulling piece and upwards start, self-lock rod produces after the deflection from withdrawing from from the lock hook groove.
7. printer according to claim 6 is characterized in that an other end of described self-locking spring connects with support, and the fixing point of described support and self-locking spring is positioned at the outside of the hinge hole of support and rolling wheel support.
8. printer according to claim 7 is characterized in that described fixed blade is fixed on the rolling wheel support.
9. printer according to claim 8 is characterized in that the top of described movable blades is provided with the cover plate that is fixedly connected with support, and two side plates of described support are provided with the quick screw that is used for fixing cover plate.
10. printer according to claim 9 is characterized in that a side plate inboard of described support is installed with printing paper roller motor, and the outside of this side plate is installed with printing paper roller tooth wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200442526U CN202053690U (en) | 2011-02-22 | 2011-02-22 | Cutting knife power structure and printer composed thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200442526U CN202053690U (en) | 2011-02-22 | 2011-02-22 | Cutting knife power structure and printer composed thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202053690U true CN202053690U (en) | 2011-11-30 |
Family
ID=45013674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200442526U Expired - Fee Related CN202053690U (en) | 2011-02-22 | 2011-02-22 | Cutting knife power structure and printer composed thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202053690U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102632723A (en) * | 2012-03-30 | 2012-08-15 | 刘家利 | Scissors type integral cutter structure and printing device |
| CN102649370A (en) * | 2011-02-24 | 2012-08-29 | 刘家利 | Wide-distance printing device |
| CN103158374A (en) * | 2013-04-03 | 2013-06-19 | 颜炳辉 | Automatic paper cutting device for multi-piece chain paper bill printer |
| CN105835544A (en) * | 2016-03-25 | 2016-08-10 | 张毅 | Bill printer capable of automatically cutting thick paper |
| CN106481737A (en) * | 2016-12-01 | 2017-03-08 | 北京兆维电子(集团)有限责任公司 | A kind of cutting knife power set |
-
2011
- 2011-02-22 CN CN2011200442526U patent/CN202053690U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102649370A (en) * | 2011-02-24 | 2012-08-29 | 刘家利 | Wide-distance printing device |
| CN102632723A (en) * | 2012-03-30 | 2012-08-15 | 刘家利 | Scissors type integral cutter structure and printing device |
| CN103158374A (en) * | 2013-04-03 | 2013-06-19 | 颜炳辉 | Automatic paper cutting device for multi-piece chain paper bill printer |
| CN105835544A (en) * | 2016-03-25 | 2016-08-10 | 张毅 | Bill printer capable of automatically cutting thick paper |
| CN105835544B (en) * | 2016-03-25 | 2018-03-20 | 励能（深圳）科技有限公司 | A kind of ticket formula printer of sheet type automatic paper-cutting |
| CN106481737A (en) * | 2016-12-01 | 2017-03-08 | 北京兆维电子(集团)有限责任公司 | A kind of cutting knife power set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20120222 |