CN209738557U - ribbon running state monitoring device suitable for stylus printer - Google Patents
ribbon running state monitoring device suitable for stylus printer Download PDFInfo
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- CN209738557U CN209738557U CN201822121949.3U CN201822121949U CN209738557U CN 209738557 U CN209738557 U CN 209738557U CN 201822121949 U CN201822121949 U CN 201822121949U CN 209738557 U CN209738557 U CN 209738557U
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- ribbon
- gear
- grating disk
- color
- driving shaft
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Abstract
the utility model relates to a typewriter ribbon running state monitoring devices suitable for pin printer, including the printer body, set up the wallboard on it, go up the angle bar, word car, belt and the first joint gear who installs word car motor, go up angle bar and the perpendicular fixed connection of wallboard, the first joint gear who installs word car motor carries out reciprocal linear motion through belt drive word car, still drives the subassembly and installs the sensor package that is used for monitoring look drive assembly on the wallboard including installing the look on the angle bar, the utility model discloses a judge whether the actual slew velocity of typewriter ribbon drive shaft matches with word car translation rate and judges whether the typewriter ribbon operation is normal, and the prevention appears the typewriter ribbon card and dies the condition that leads to damaging typewriter ribbon and printer and appears.
Description
Technical Field
The utility model relates to a typewriter ribbon running state monitoring devices suitable for pin printer belongs to the printer field.
Background
At present, the needle printer in the market does not have a function of monitoring the running state of the ribbon, and the condition that the ribbon is damaged and even the printer is damaged due to frequent fault of the running of the ribbon causes economic loss of different degrees to consumers; the detection device for increasing the running state of the color band can effectively avoid user loss and improve the user experience of products.
SUMMERY OF THE UTILITY MODEL
The utility model provides a typewriter ribbon running state monitoring devices suitable for pin printer, whether the actual slew velocity through judging the typewriter ribbon drive shaft matches with word car travelling speed and judges the typewriter ribbon operation whether normal, and the prevention appears the typewriter ribbon card and dies the condition that leads to damaging typewriter ribbon and printer and appear.
the utility model provides a technical scheme that its technical problem adopted is:
A ribbon running state monitoring device suitable for a stylus printer comprises a printer body, a wall plate, upper angle iron, a carriage, a belt and a first combined gear provided with a carriage motor, wherein the upper angle iron is vertically and fixedly connected with the wall plate, the first combined gear provided with the carriage motor drives the carriage to perform reciprocating linear motion through the belt, the ribbon running state monitoring device also comprises a color drive assembly arranged on the upper angle iron and a sensor assembly arranged on the wall plate and used for monitoring the color drive assembly,
the color driving assembly comprises a color ribbon driving shaft, a color ribbon driving cover, a grating disc and a transition gear, wherein the grating disc is sleeved at one end of the color ribbon driving shaft, the other end of the color ribbon driving shaft is a gear end which extends into the color ribbon driving cover to be meshed with the transition gear, a transmission gear and a second coupling gear are sequentially meshed, and the second coupling gear is meshed with the first coupling gear to provide power for the rotation of the color ribbon driving shaft;
The first combination gear and the second combination gear are the same in structure;
the aforementioned sensor assembly comprises a sensor in mating contact with a grating disk;
As a further preferred aspect of the present invention, the center of the grating disk is provided with a through hole for sleeving the ribbon drive shaft, two groove-shaped notches are symmetrically formed in the through hole relative to the center of the through hole, two symmetrical short ribs are formed at the contact position between the ribbon drive shaft and the grating disk, and the size and the position of each short rib are matched with the corresponding groove-shaped notch, so that the grating disk is tightly sleeved on the ribbon drive shaft;
as the utility model discloses a further preferred, set up grating dish breach on grating dish circumference, its top leaves the distance with grating dish center, and the breach is by grating dish center to the peripheral expansion of grating dish circumference, and grating dish breach and sensor size match, make the sensor fixing clip advance on the grating dish breach.
Through above technical scheme, for prior art, the utility model discloses following beneficial effect has:
The utility model increases the functions of the printer; meanwhile, the situation that the ribbon is damaged due to dead ribbon clamping can be effectively prevented, user loss is avoided, and product user experience is improved.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic overall structure diagram of a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of a color-drive assembly according to a preferred embodiment of the present invention;
Fig. 3 is a schematic structural view of a grating disk according to a preferred embodiment of the present invention;
fig. 4 is a schematic structural view of a ribbon drive shaft according to a preferred embodiment of the present invention;
Fig. 5 is a schematic view of the transmission structure of the carriage and the color wheel drive assembly according to the preferred embodiment of the present invention.
in the figure: the device comprises a wall plate 1, an upper angle iron 2, a carriage 3, a belt 4, a carriage motor 5, a grating disk 6, a ribbon driving shaft 7, a ribbon driving cover 8, a transition gear 9, a sensor assembly 10, a groove-shaped notch 11, a grating disk notch 12, a short rib 13, a first joint gear 14, a second joint gear 15 and a transmission gear 16.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
as shown in fig. 1 to 5, the present invention includes the following characteristic components: the device comprises a wall plate 1, an upper angle iron 2, a carriage 3, a belt 4, a carriage motor 5, a grating disk 6, a ribbon driving shaft 7, a ribbon driving cover 8, a transition gear 9, a sensor assembly 10, a groove-shaped notch 11, a grating disk notch 12, a short rib 13, a first joint gear 14, a second joint gear 15 and a transmission gear 16.
The utility model relates to a ribbon running state monitoring device suitable for a stylus printer, which comprises a printer body, a wall plate, upper angle iron, a carriage, a belt and a first combination gear provided with a carriage motor, wherein the upper angle iron is vertically and fixedly connected with the wall plate, the first combination gear provided with the carriage motor drives the carriage to perform reciprocating linear motion through the belt, a color drive component arranged on the upper angle iron and a sensor component arranged on the wall plate and used for monitoring the color drive component,
The color driving assembly comprises a color ribbon driving shaft, a color ribbon driving cover, a grating disc and a transition gear, wherein the grating disc is sleeved at one end of the color ribbon driving shaft, the other end of the color ribbon driving shaft is a gear end which extends into the color ribbon driving cover to be meshed with the transition gear, a transmission gear and a second coupling gear are sequentially meshed, and the second coupling gear is meshed with the first coupling gear to provide power for the rotation of the color ribbon driving shaft;
the first combination gear and the second combination gear are the same in structure;
The aforementioned sensor assembly comprises a sensor in mating contact with a grating disk;
As a further preferred aspect of the present invention, the center of the grating disk is provided with a through hole for sleeving the ribbon drive shaft, two groove-shaped notches are symmetrically formed in the through hole relative to the center of the through hole, two symmetrical short ribs are formed at the contact position between the ribbon drive shaft and the grating disk, and the size and the position of each short rib are matched with the corresponding groove-shaped notch, so that the grating disk is tightly sleeved on the ribbon drive shaft;
as the utility model discloses a further preferred, set up grating dish breach on grating dish circumference, its top leaves the distance with grating dish center, and the breach is by grating dish center to the peripheral expansion of grating dish circumference, and grating dish breach and sensor size match, make the sensor fixing clip advance on the grating dish breach.
FIG. 2 shows a color drive assembly comprising a ribbon drive shaft, a ribbon drive cover, a grating disk, and a transition gear; the transition gear is meshed with a gear of a motor of the carriage to provide power for the color drive main assembly; the grating disk is sleeved on the ribbon driving shaft, and as shown in fig. 3-4, two groove-shaped gaps of the grating disk are matched with two short ribs on the ribbon driving shaft to ensure that the grating disk rotates along with the ribbon driving shaft; the grating disc gap on the grating disc is communicated with the sensor to provide a signal, theoretically, the frequency of the signal and the moving speed of the carriage are in a fixed value relationship, if deviation occurs, the color band can be judged to be abnormal in operation, and the printer gives an alarm to prompt a user to check the color band; in addition, the number of the notches of the grating disk can be designed as required.
When the device operates, the sensor component is arranged on the wall plate, the color drive component is arranged on the upper angle iron, the carriage motor drives the ribbon driving shaft to rotate through the transition gear, the grating disc rotates along with the ribbon driving shaft, and the grating disc notch on the grating disc and the sensor act to provide signals; the carriage motor drives the carriage to do reciprocating linear motion through the belt; the carriage and the color driver are driven by a carriage motor, the moving speeds of the carriage and the color driver are corresponding, and the actual rotating speed of the color ribbon driving shaft can be obtained by the frequency of signals received by the sensor; the moving speed of the carriage is controlled by the software of the printer, the moving speed is known, the theoretical rotating speed of the ribbon driving shaft can be obtained through calculation and is compared with the actual rotating speed obtained by the sensor, if the actual measured value is smaller than the theoretical calculated value, the ribbon is not smooth to move, and the printer gives an alarm to prompt a user to check the state of the ribbon or the printer, so that the ribbon and the printer are prevented from being damaged.
the moving speed of each model machine carriage and the rotating speed of the ribbon driving shaft have a proportional relation with a fixed value, the moving speed of the carriage is controlled by the software of the printer, the moving speed is known, and the theoretical rotating speed of the ribbon driving shaft can be obtained through calculation; the actual rotational speed of the ribbon drive shaft can be calculated by reading the frequency of the sensor acquisition signal. Comparing the theoretical rotating speed and the actual rotating speed of the ribbon driving shaft, if the actual measured value is smaller than the theoretical calculated value, the ribbon is not smooth in movement, and the printer gives an alarm to prompt a user to check the state of the ribbon or the printer, so that the ribbon and the printer are prevented from being damaged.
as a preferred embodiment, a printer is set, the printing speed is 58KPS (58 chinese characters are printed per second), and the printing speed is converted into the moving speed of the carriage (V =58 × 27 × 25.4/180=220.98 mm/s), as shown in fig. 5, the transmission diagram of the carriage and the color drive assembly is shown, the first combination gear drives the carriage to make a linear motion through the belt, and the color ribbon drive shaft is driven to rotate through the second combination gear and the transmission gear; the carriage moving speed V = the number of rotations n of the joint gears (first joint gear, second joint gear) by the index circumferential length L, then the number of rotations n1= 220.98/(pi 17.967) of the joint gears (first joint gear, second joint gear), the transmission ratio i =18/40 33/24 24/28=297/560 of the joint gears (first joint gear, second joint gear) to the ribbon drive shaft, and the ribbon drive shaft rotation n2= i by n1=2.076 r/S, so the theoretical number of rotations of the ribbon drive shaft is 2.076 r/S, and the contrast value set in the final software is 1.87 r/S by adding an operating factor of 0.1 (empirical value) according to the actual operating condition, and if the actual measurement value is less than 1.87, it is judged that the ribbon is not operated smoothly.
The utility model aims at providing a typewriter ribbon running state monitoring devices suitable for pin printer, whether the slew velocity through acquireing the typewriter ribbon drive shaft matches with word car travelling speed and judges whether the typewriter ribbon operation is normal, and the prevention appears the typewriter ribbon card and dies the condition that leads to damaging typewriter ribbon and printer and appear.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
the meaning of "and/or" as used herein is intended to include both the individual components or both.
the term "connected" as used herein may mean either a direct connection between components or an indirect connection between components via other components.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (3)
1. The utility model provides a typewriter ribbon running state monitoring devices suitable for stylus printer, includes the printer body, sets up wallboard, last angle bar, word car, belt and installs the first joint gear of word car motor on it, goes up angle bar and the perpendicular fixed connection of wallboard, installs the first joint gear of word car motor and carries out reciprocal linear motion through belt drive word car, its characterized in that: also comprises a color drive component arranged on the upper angle iron and a sensor component arranged on the wall board and used for monitoring the color drive component,
The color driving assembly comprises a color ribbon driving shaft, a color ribbon driving cover, a grating disc and a transition gear, wherein the grating disc is sleeved at one end of the color ribbon driving shaft, the other end of the color ribbon driving shaft is a gear end which extends into the color ribbon driving cover to be meshed with the transition gear, a transmission gear and a second coupling gear are sequentially meshed, and the second coupling gear is meshed with the first coupling gear to provide power for the rotation of the color ribbon driving shaft;
The first combination gear and the second combination gear are the same in structure;
The aforementioned sensor assembly includes a sensor in mating contact with the grating disk.
2. The ribbon running state monitoring device for a stylus printer according to claim 1, wherein: the center of the grating disk is provided with a through hole for sleeving the ribbon driving shaft, two groove-shaped notches are symmetrically formed in the through hole relative to the center of the through hole, two symmetrical short ribs are formed in the positions where the ribbon driving shaft is in contact with the grating disk, and the size and the positions of the short ribs are matched with the groove-shaped notches, so that the grating disk is tightly sleeved on the ribbon driving shaft.
3. The ribbon running state monitoring device for a stylus printer according to claim 1, wherein: the grating disk is provided with a grating disk gap on the circumference, the top of the grating disk gap is spaced from the center of the grating disk, the gap is expanded from the center of the grating disk to the periphery of the circumference of the grating disk, and the grating disk gap is matched with the size of the sensor, so that the sensor is fixedly clamped into the grating disk gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822121949.3U CN209738557U (en) | 2018-12-18 | 2018-12-18 | ribbon running state monitoring device suitable for stylus printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822121949.3U CN209738557U (en) | 2018-12-18 | 2018-12-18 | ribbon running state monitoring device suitable for stylus printer |
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| Publication Number | Publication Date |
|---|---|
| CN209738557U true CN209738557U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822121949.3U Active CN209738557U (en) | 2018-12-18 | 2018-12-18 | ribbon running state monitoring device suitable for stylus printer |
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| CN (1) | CN209738557U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452522A (en) * | 2020-04-10 | 2020-07-28 | 江门市得实计算机外部设备有限公司 | Typewriter ribbon transmission switching structure of printer |
| CN113014034A (en) * | 2021-03-22 | 2021-06-22 | 山东艾科达生物科技有限公司 | Medical treatment is stop gear for assembly line |
-
2018
- 2018-12-18 CN CN201822121949.3U patent/CN209738557U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452522A (en) * | 2020-04-10 | 2020-07-28 | 江门市得实计算机外部设备有限公司 | Typewriter ribbon transmission switching structure of printer |
| CN111452522B (en) * | 2020-04-10 | 2023-08-01 | 得实打印机(江门)有限公司 | Ribbon transmission switching structure of printer |
| CN113014034A (en) * | 2021-03-22 | 2021-06-22 | 山东艾科达生物科技有限公司 | Medical treatment is stop gear for assembly line |
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