CN219214495U - Thermal printer core capable of selecting paper cutting mode - Google Patents
Thermal printer core capable of selecting paper cutting mode Download PDFInfo
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- CN219214495U CN219214495U CN202320790767.3U CN202320790767U CN219214495U CN 219214495 U CN219214495 U CN 219214495U CN 202320790767 U CN202320790767 U CN 202320790767U CN 219214495 U CN219214495 U CN 219214495U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model discloses a thermal printer core with a selectable paper cutting mode, which is characterized in that a driving component is regulated to enable a driving piece to clockwise rotate by one hundred eighty degrees from an initial position, the driving piece slides to a second stroke part at a reset part of the inner wall of a groove on the top surface of a movable plate, the movable plate can drive a movable blade bracket to move close to a fixed blade and drive the movable blade to move close to the fixed blade along a second movable path, at the moment, the thermal printer core is completely cut, and conversely, the driving component is regulated to enable the driving piece to anticlockwise rotate by one hundred eighty degrees from the initial position, the driving piece slides to a first stroke part at the reset part of the inner wall of the groove on the top surface of the movable plate, the movable plate can drive the movable blade bracket to move close to the fixed blade and drive the movable blade to move close to the fixed blade along the first movable path, and the length of the first movable path is smaller than the length of the second movable path, at the moment, the thermal printer core is half cut.
Description
Technical Field
The utility model relates to the technical field of printers, in particular to a thermal printer core capable of selecting a paper cutting mode.
Background
The thermal printer is one kind of printer and has the working principle that the semiconductor heating element is installed on the printing head, and the printing head can print required pattern after heating and contacting with thermal printing paper, and the principle is similar to that of thermal facsimile.
The prior Chinese patent with the publication number of CN215705193U discloses a label printer capable of automatically controlling half-cutting and full-cutting, and the device can automatically cut label paper by controlling the rotation amplitude and range of a transmission device and can fully or half-cut paper by a fully-automatic control device through the matching relation of an arc-shaped guide groove in a cutter mechanism and a positioning pressing shaft and the positioning of a first optical coupler switch and a second optical coupler switch.
The printer can realize the switching use of half cutting and full cutting, but the device can carry out quick and stable capture on the rotating position of the transmission device through the first optical coupler switch and the second optical coupler switch, then when the transmission device rotates to a proper angle, the transmission guide of the servo motor is controlled, and then cutting is carried out, the transmission device, the half cutting device and the cutter mechanism of the device are more in parts, the transmission relation is complex and definite, the manufacturing cost is higher, and the production time is longer.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the thermosensitive printer core which has a simple transmission structure and reduces the manufacturing cost and can select a paper cutting mode.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a thermal printer core of selectable paper cutting mode, includes the organism, be equipped with stationary blade and movable blade on the organism, still include:
the driving assembly is arranged on the machine body;
the transmission assembly comprises a pushing piece and a travel limiting piece, the travel limiting piece comprises a first travel part, a second travel part and a reset part, the reset part is used for resetting a movable blade, the movable blade is provided with a first moving path and a second moving path, the length of the first moving path is smaller than that of the second moving path, and the distance from the pushing piece to the first travel part is larger than that from the pushing piece to the second travel part;
when the driving component drives the pushing piece to rotate anticlockwise, the pushing piece drives the first travel part to move, the movable blade moves along the first moving path and is close to the fixed blade, the thermal printer core is half-cut, and when the driving component drives the pushing piece to rotate clockwise, the pushing piece drives the second travel part to move, and the movable blade moves along the second moving path and is close to the fixed blade, and the thermal printer core is full-cut.
Preferably, the stroke limiting part is a movable plate, the machine body is provided with a movable cutter support in a sliding manner, the movable cutter support is provided with a through groove, the movable plate is arranged in the through groove in a sliding manner, the movable plate is provided with a groove or a coaming, one side, close to the fixed cutter, of the inner wall of the groove/coaming is provided with a first stroke part and a second stroke part, the distance from the first stroke part to the fixed cutter is smaller than the distance from the second stroke part to the fixed cutter, and one side, far away from the fixed cutter, of the inner wall of the groove is provided with a reset part.
Preferably, the pushing piece is a cutter shaft, and the cutter shaft is movably arranged in the groove.
Preferably, the driving assembly comprises a motor, a worm and a worm wheel, the motor is arranged on the machine body, an output shaft of the motor is fixedly connected with the worm, the worm wheel is rotationally arranged right above the machine body, the worm is meshed with the worm wheel, and a cutter shaft is arranged on one eccentric side of the bottom surface of the worm wheel.
Preferably, an elastic piece is arranged on one side of the inner wall of the through groove, and one end of the elastic piece is connected with the movable plate.
Preferably, the elastic member is a spring.
Preferably, the worm wheel comprises a worm wheel body, and the worm wheel body is provided with a worm wheel top surface and a worm wheel top surface.
Preferably, the machine body is provided with a limiting plate.
Preferably, a protective cover is arranged on the machine body and used for covering the movable blade.
Preferably, a U-shaped notch is formed in the center of one end of the movable blade.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the driving assembly is regulated to drive the pushing element to rotate one hundred eighty degrees clockwise from the initial position, the pushing element slides to the second stroke part at the reset part of the inner wall of the groove on the top surface of the movable plate, the movable plate can drive the movable cutter bracket to move close to the fixed cutter and drive the movable cutter to move close to the fixed cutter along the second moving path, at the moment, the thermal printer core is completely cut, and conversely, the driving assembly is regulated to drive the pushing element to rotate one hundred eighty degrees anticlockwise from the initial position, the pushing element slides to the first stroke part at the reset part of the inner wall of the groove on the top surface of the movable plate, the movable plate can drive the movable cutter bracket to move close to the fixed cutter and drive the movable cutter to move close to the fixed cutter along the first moving path, and because the length of the first moving path is smaller than that of the second moving path, the thermal printer core is half cut at the moment, compared with the existing half cut and full cut switching use structure, the driving structure is relatively simple, and the production and manufacturing cost can be reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the shield of FIG. 1 with the shield removed;
FIG. 3 is a schematic view of the structure of FIG. 2 with the worm gear, the detection switch and the bump removed;
FIG. 4 is a schematic view of the worm gear and cutter shaft of the present utility model;
FIG. 5 is a schematic view of the structure of the movable knife bracket, the through groove, the knife shaft, the movable plate and the spring of the utility model;
FIG. 6 is a schematic view of a mobile plate structure according to the present utility model;
wherein: 1. a body; 2. a fixed blade; 3. a movable blade; 31. a U-shaped notch; 41. a motor; 42. a worm; 43. a worm wheel; 44. cutting a cutter shaft; 45. a movable plate; 451. a first stroke part; 452. a second stroke part; 453. a reset section; 46. a spring; 5. a movable knife bracket; 51. a through groove; 6. a detection switch; 7. a bump; 8. a limiting plate; 9. and a protective cover.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
Examples:
as shown in fig. 1-6, the utility model provides a thermal printer core capable of selecting a paper cutting mode, which comprises a machine body 1, wherein a fixed blade 2 and a movable blade 3 are arranged on the machine body 1, a U-shaped notch 31 is formed in the center of one end of the movable blade 3, and the shape of the movable blade 3 is shown in fig. 2 and 3, wherein the thermal printer is half-cut when the U-shaped notch 31 of the movable blade 3 does not exceed the cutting edge of the fixed blade 2 in the moving process of the movable blade 3 close to the fixed blade 2, and the thermal printer is full-cut when the U-shaped notch 31 of the movable blade 3 exceeds the cutting edge of the fixed blade 2, which is the prior art;
the device also comprises a driving assembly and a transmission assembly;
specifically, as shown in fig. 2 and 3, the driving component is disposed on the machine body 1;
as shown in fig. 2 to 6, the transmission assembly includes a pushing member and a travel limiter, the travel limiter includes a first travel portion 451, a second travel portion 452, and a reset portion 453, the reset portion 453 is used for resetting the moving blade 3, the moving blade 3 has two moving tracks of a first moving path and a second moving path, the length of the first moving path is smaller than that of the second moving path, and the distance from the pushing member to the first travel portion 451 is greater than that from the pushing member to the second travel portion 452;
when the driving component drives the pushing component to rotate anticlockwise, the pushing component drives the first travel part 451 to move, the movable blade 3 moves along the first travel path and is close to the fixed blade 2, the thermal printer core is half-cut, and when the driving component drives the pushing component to rotate clockwise, the pushing component drives the second travel part 452 to move, the movable blade 3 moves along the second travel path and is close to the fixed blade 2, and the thermal printer core is full-cut;
as shown in fig. 1-6, the travel limiting member is a movable plate 45, a movable knife bracket 5 is slidably arranged on the machine body 1, a movable knife 3 is arranged on the movable knife bracket 5, a through groove 51 is formed in the movable knife bracket 5, a movable plate 45 is slidably arranged in the through groove 51, a groove or a coaming is formed in the movable plate 45, one side, close to the fixed knife 2, of the inner wall of the groove/coaming is provided with a first travel portion 451 and a second travel portion 452, the distance between the first travel portion 451 and the fixed knife 2 is smaller than the distance between the second travel portion 452 and the fixed knife 2, and one side, far away from the fixed knife 2, of the inner wall of the groove is provided with a reset portion 453;
working principle: here, the explanation is given taking the case that the movable plate 45 is provided with the groove (compared with the case that the movable plate 45 is provided with the coaming, the space is saved, the weight of the movable plate 45 is reduced, and the pushing member pushes the movable plate to move relatively smoothly), and the explanation is that: the initial position of the pushing piece is the position farthest from the fixed blade 2, and when full cutting or half cutting is performed, the position of the pushing piece is nearest to the fixed blade 2;
when in use, the utility model is characterized in that: the driving component is regulated to drive the pushing piece to rotate clockwise by one hundred eighty degrees from the initial position, the pushing piece slides to the second stroke part 452 at the reset part 453 of the inner wall of the groove on the top surface of the movable plate 45, in the process, the movable plate 45 slides in the through groove 51, and the movable plate 45 can drive the knife bracket 5 to move close to the fixed knife blade 2, so that the knife blade 3 is driven to move close to the fixed knife blade 2 along the second moving path, and the thermal printer core is completely cut at the moment;
on the contrary, when the thermal printer core is needed to be half-cut, the driving component is regulated to drive the pushing piece to rotate anticlockwise by one hundred eighty degrees from the initial position, the reset part 453 of the inner wall of the groove on the top surface of the movable plate 45 slides to the first travel part 451, in the process, the movable plate 45 slides in the through groove 51, and the movable plate 45 drives the movable blade bracket 5 to move close to the fixed blade 2, so that the movable blade 3 is driven to move close to the fixed blade 2 along the first moving path, and because the length of the first moving path is smaller than the length of the second moving path, and the distance between the first travel part 451 and the fixed blade 2 is smaller than the distance between the second travel part 452 and the fixed blade 2, the moving distance of the movable blade 3 during half-cutting of the thermal printer is smaller than the moving distance between the movable blade 3 during full-cutting of the thermal printer, and the thermal printer core is half-cut at the moment;
compared with the existing half-cut and full-cut switching use structure, the device has a relatively simple transmission structure and can reduce the production and manufacturing cost;
when the movable blade 3 needs to be reset to the original position after the full-cut or half-cut is completed, the driving assembly drives the pushing member to slide along the reset portion 453, so as to drive the movable plate 45 to move and reset.
As shown in fig. 3-5, the pushing member is a cutter shaft 44, and the cutter shaft 44 is movably arranged in the groove, so that the cutter shaft 44 can drive the movable plate 45 to move when rotating;
as shown in fig. 2 and 3, the driving assembly comprises a motor 41, a worm 42 and a worm wheel 43, the motor 41 is arranged on the machine body 1, an output shaft of the motor 41 is fixedly connected with the worm 42, the worm wheel 43 is rotationally arranged right above the machine body 1, the worm 42 is meshed with the worm wheel 43, and a cutter shaft 44 is arranged on one eccentric side of the bottom surface of the worm wheel 43;
the motor 41 is started in the forward direction or the reverse direction, so that the worm 42 drives the worm wheel 43 to rotate in the forward direction or the reverse direction, the cutter shaft 44 is driven to rotate in the forward direction or the reverse direction, the cutter shaft 44 drives the movable plate 45 to move, and the movable blade 3 is driven to move, so that full cutting or half cutting of the thermal printer is realized;
as shown in fig. 5, an elastic member is disposed on one side of the inner wall of the through slot 51, one end of the elastic member is connected to the movable plate 45, and by disposing the elastic member, when the thermal printer performs full-cut or half-cut, the elastic member is compressed or stretched, and when the subsequent pushing member resets, the elastic member rebounds, so that the movable plate 45 slides in the through slot 51 to reset and move more smoothly;
the elastic member is a spring 46;
as shown in fig. 2, the sensing assembly further comprises a sensing switch 6 and a protruding block 7, the top surface of the worm wheel 43 is coaxially rotated and provided with the protruding block 7, and it should be noted that the protruding end of the protruding block 7 is preferably arranged right above the cutter shaft 44, so that the initial position of the protruding end of the protruding block 7 is the position farthest from the fixed blade 2, and when the full-cut or half-cut is performed, the position of the pushing member is nearest to the fixed blade 2;
when the full cutting is performed, the forward motor 41 drives the worm wheel 43 to rotate forward, the worm wheel 43 drives the lug 7 to rotate forward, the protruding end of the lug 7 rotates clockwise and does not contact with the detection switch 6, the full cutting is performed at the moment, and when the motor 41 is reversely started, the protruding end of the lug 7 rotates anticlockwise and contacts with the detection switch 6, and half cutting is realized at the moment;
as shown in fig. 2 and 3, the machine body 1 is provided with a limiting plate 8 for limiting the movable blade 3 to prevent the movable blade from tilting in the sliding process;
as shown in fig. 1, a protective cover 9 is provided on the machine body 1 for covering the movable blade 3, preventing the movable blade 3 from being exposed and carelessly injuring a person, and a worm wheel 43 is rotatably provided on the bottom surface of the protective cover 9.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a thermal printer core of selectable paper cutting mode, includes organism (1), be equipped with stationary blade (2) and movable blade (3) on organism (1), its characterized in that: further comprises:
the driving assembly is arranged on the machine body (1);
the transmission assembly comprises a pushing piece and a travel limiting piece, wherein the travel limiting piece comprises a first travel part (451), a second travel part (452) and a reset part (453), the reset part (453) is used for resetting the movable blade (3), the movable blade (3) is provided with a first moving path and a second moving path, the length of the first moving path is smaller than that of the second moving path, and the distance from the pushing piece to the first travel part (451) is larger than that from the pushing piece to the second travel part (452);
when the driving assembly drives the pushing piece to rotate anticlockwise, the pushing piece drives the first travel part (451) to move, the movable blade (3) moves along the first moving path close to the fixed blade (2), the thermal printer core is half-cut, when the driving assembly drives the pushing piece to rotate clockwise, the pushing piece drives the second travel part (452) to move, the movable blade (3) moves along the second moving path close to the fixed blade (2), and the thermal printer core is full-cut.
2. A selectable cut-mode thermal printer cartridge as set forth in claim 1 wherein: the travel limiting piece is a movable plate (45), a movable cutter support (5) is slidably arranged on the machine body (1), a movable cutter (3) is arranged on the movable cutter support (5), a through groove (51) is formed in the movable cutter support (5), the movable plate (45) is slidably arranged in the through groove (51), a groove or a coaming is formed in the movable plate (45), a first travel portion (451) and a second travel portion (452) are arranged on one side, close to the fixed cutter (2), of the inner wall of the groove/coaming, the distance from the first travel portion (451) to the fixed cutter (2) is smaller than the distance from the second travel portion (452) to the fixed cutter (2), and a reset portion (453) is arranged on one side, far away from the fixed cutter (2), of the inner wall of the groove.
3. A selectable cut-mode thermal printer cartridge as set forth in claim 2 wherein: the pushing piece is a cutter shaft (44), and the cutter shaft (44) is movably arranged in the groove.
4. A selectable cut-mode thermal printer cartridge according to claim 3, wherein: the driving assembly comprises a motor (41), a worm (42) and a worm wheel (43), the motor (41) is arranged on the machine body (1), the worm (42) is fixedly connected with an output shaft of the motor (41), the worm wheel (43) is rotationally arranged right above the machine body (1), the worm (42) is meshed with the worm wheel (43), and a cutter shaft (44) is arranged on one eccentric side of the bottom surface of the worm wheel (43).
5. A selectable cut-mode thermal printer cartridge as set forth in claim 2 wherein: an elastic piece is arranged on one side of the inner wall of the through groove (51), and one end of the elastic piece is connected with the movable plate (45).
6. A selectable cut thermal printer cartridge according to claim 5, wherein: the elastic element is a spring (46).
7. A selectable cut mode thermal printer cartridge as set forth in claim 4 wherein: the worm wheel (43) is characterized by further comprising a sensing assembly, the sensing assembly comprises a detection switch (6) and a lug (7), and the lug (7) is coaxially arranged on the top surface of the worm wheel (43) in a rotating mode.
8. A selectable cut-mode thermal printer cartridge as set forth in claim 1 wherein: a limiting plate (8) is arranged on the machine body (1).
9. A selectable cut-mode thermal printer cartridge as set forth in claim 1 wherein: the machine body (1) is provided with a protective cover (9) for covering the movable blade (3).
10. A selectable cut-mode thermal printer cartridge as set forth in claim 1 wherein: a U-shaped notch (31) is formed in the center of one end of the movable blade (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320790767.3U CN219214495U (en) | 2023-04-11 | 2023-04-11 | Thermal printer core capable of selecting paper cutting mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320790767.3U CN219214495U (en) | 2023-04-11 | 2023-04-11 | Thermal printer core capable of selecting paper cutting mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219214495U true CN219214495U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320790767.3U Active CN219214495U (en) | 2023-04-11 | 2023-04-11 | Thermal printer core capable of selecting paper cutting mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219214495U (en) |
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2023
- 2023-04-11 CN CN202320790767.3U patent/CN219214495U/en active Active
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