CN204149684U - Printer - Google Patents
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- CN204149684U CN204149684U CN201420484629.3U CN201420484629U CN204149684U CN 204149684 U CN204149684 U CN 204149684U CN 201420484629 U CN201420484629 U CN 201420484629U CN 204149684 U CN204149684 U CN 204149684U
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- CN
- China
- Prior art keywords
- paper feed
- pressure roller
- rotating shaft
- gear train
- feed pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Delivering By Means Of Belts And Rollers (AREA)
Abstract
The utility model discloses a kind of printer, comprise housing and the drive mechanism laid respectively in housing, fixed mount, rotating shaft, be provided with paper feed passage in described fixed mount, described paper feed passage is provided with paper feed pressure roller, and described drive mechanism is in transmission connection with described rotating shaft, described paper feed pressure roller respectively.The drive mechanism of printer described in the utility model is not only in transmission connection with paper feed pressure roller, also be connected with rotating shaft transmission simultaneously, when the action forward or backwards of paper feed pressure roller, rotating shaft synchronous forward or counteragent, coil paper is successively through rotating shaft, fixed mount paper feed port, district to be printed enters into print zone process, paper feed pressure roller and rotating shaft synchronous forward or counteragent can be controlled by drive mechanism, prior art shaft paper end speed can be overcome cannot be controlled and cause paperboard, crooked defect, visible, the transmission control effects of printer roll paper described in the utility model is good, printer reliable in quality, coil paper print quality is high.
Description
Technical field
The utility model relates to coil paper printing technique field, particularly relates to a kind of printer.
Background technology
Printer transmission mechanism rotates for driving the corresponding pressure roller that prints, thus drive paper to advance, in traditional printer, by increasing the relative platen pressure of printhead, pulling force can be formed to paper when driving pressure roller, pull paper feed, traditional printer can only control paper and advance, countershaft end paper roll pace is uncontrollable, and in traditional printer, low to the transmission control accuracy of paper, easily there is the situations such as printing paper is crooked, paperboard, printing reliability is low, and, the paper rolling cannot will resigned from office when moving back paper.
Utility model content
Based on this, the utility model is the defect overcoming prior art, provides a kind of and controls that coil paper laser propagation effect is good, reliability is high and can avoid the printer of the phenomenons such as coil paper is crooked, paperboard.
Its technical scheme is as follows: a kind of printer, comprise housing and the drive mechanism laid respectively in housing, fixed mount, rotating shaft, be provided with paper feed passage in described fixed mount, described paper feed passage is provided with paper feed pressure roller, and described drive mechanism is in transmission connection with described rotating shaft, described paper feed pressure roller respectively.
Below technical scheme is further illustrated:
Preferably, described drive mechanism comprises paper feed drive motors, paper feed gear train, prints drive motors, prints gear train, prints pressure roller, described paper feed drive motors is connected with the transmission of paper feed gear train, described paper feed gear train is connected with described paper feed pressure roller, rotating shaft transmission respectively, described printing drive motors is connected with described printing gear train, and described printing gear train is connected with the transmission of printing pressure roller.
Preferably, described paper feed gear train is connected with rotating shaft transmission by power transmission.
Preferably, described power transmission comprises belt, and described paper feed drive train is provided with extension, and described rotating shaft one end is provided with belt pulley, and belt one end is sheathed on extension, and the other end is sheathed on belt pulley.
Preferably, the output shaft of described paper feed drive motors is provided with paper feed output gear, described paper feed gear train comprises paper feed train of reduction gears, paper feed synchromesh gear, and described paper feed output gear engages with described paper feed train of reduction gears, and described extension is located on described paper feed synchromesh gear.
Preferably, the district two or more to be printed that described paper feed passage comprises print zone, communicates with described print zone, described print zone exports fixed mount exit slot to and relative with printhead, each described district to be printed inputs to described fixed mount paper feed port, the close paper feed port place in each described district to be printed is provided with described paper feed pressure roller, and described paper feed drive motors, paper feed gear train, paper feed pressure roller are two groups or more, described paper feed drive motors, paper feed gear train, paper feed pressure roller, district to be printed one_to_one corresponding.
Preferably, each described paper feed pressure roller includes the first paper feed pressure roller and the second paper feed pressure roller, described first paper feed pressure roller is in transmission connection with corresponding described paper feed gear train, and described second paper feed pressure roller is fixed on support, and described first paper feed pressure roller contacts with described second paper feed pressure roller.
Preferably, described rotating shaft comprises stiff end and turning cylinder, and described stiff end is fixed on described fixed mount, and described turning cylinder and described stiff end are rotatably connected.
Preferably, described turning cylinder has the first sliver, the second sliver, and described first sliver and described second sliver all can move along described turning cylinder, and described first sliver is connected with the first baffle plate, and described second sliver is connected with second baffle.
Preferably, described first sliver is connected with the first sliding bar, described second sliver is connected with the second sliding bar, described first sliding bar has the first bar shaped tooth, described second sliding bar has the second bar shaped tooth, be provided with gear between described first sliding bar and described second sliding bar, described first bar shaped tooth, the second bar shaped tooth are all meshed with described gear.
Below the principle, effect etc. of preceding solution are described:
1, the drive mechanism of printer described in the utility model is not only in transmission connection with paper feed pressure roller, also be connected with rotating shaft transmission simultaneously, when the action forward or backwards of paper feed pressure roller, rotating shaft synchronous forward or counteragent, coil paper enters into print zone process through rotating shaft, fixed mount paper feed port, district to be printed successively, paper feed pressure roller and rotating shaft synchronous forward or counteragent can be controlled by drive mechanism, coil paper laser propagation effect can better control, and then can overcome prior art shaft paper end speed and cannot be controlled and cause paperboard, crooked defect.Visible, the transmission control effects of printer roll paper described in the utility model is good, printer reliable in quality, and coil paper print quality is high.
2, drive mechanism comprises for driving the printing gear train printing pressure roller, for driving the paper feed gear train of paper feed pressure roller, rotating shaft, print gear train to drive by printing drive motors, paper feed gear train is driven by paper feed drive motors, the printer division of labor runs, and makes printer transmission coil paper effective and system stability.
3, paper feed gear train is connected with rotating shaft by power transmission, because paper feed gear train and rotating shaft exist certain distance, both is connected by power transmission, can well by the power transmission of paper feed gear train on spool.And power transmission adopts belt to pull mode, its structural design is simple, and space hold is little, and with low cost.
4, the paper feed pressure roller that fixed mount paper feed port place is arranged is further divided into the first paper feed pressure roller and the second paper feed pressure roller, the first paper feed pressure roller and the second paper feed pressure roller relative movement, can realize coil paper stable transfer to district to be printed.And rotating shaft has the first baffle plate and the second baffle of restriction paper roll position, can be spacing by paper roll by the first baffle plate and second baffle, paper roll is avoided to offset in rotation process on the rotating shaft, to such an extent as to have influence on the printing of follow-up coil paper in print zone, therefore, it greatly improves the print quality of printer.
Accompanying drawing explanation
Fig. 1 is printer arrangement schematic diagram described in the utility model embodiment;
Fig. 2 is the A place enlarged diagram in Fig. 1;
Fig. 3 is that printer described in the utility model embodiment is without structural representation during housing;
Fig. 4 is printer drive mechanism schematic diagram described in the utility model embodiment;
Fig. 5 is the structural representation of the rotating shaft of printer described in the utility model embodiment;
Fig. 6 is the rotating shaft internal structure schematic diagram of printer described in the utility model embodiment.
Description of reference numerals:
100, housing, 101, fixed mount, 102, rotating shaft, 1021, first rotating shaft, 1022, second rotating shaft, 104, stiff end, 105, turning cylinder, 1051, first sliver, 1052, second sliver, 1053, first sliding bar, 1054, second sliding bar, 1055, gear, 1056, first baffle plate, 1057, second baffle, 1058, the volume heart, 200, paper feed passage, 201, print zone, 202, district to be printed, 2021, first district to be printed, 2022, second district to be printed, 301, fixed mount exit slot, 302, fixed mount paper feed port, 3021, first fixed mount paper feed port, 3022, second fixed mount paper feed port, 400, compressing tablet, 501, printhead, 502, print pressure roller, 503, print drive motors, 513, printout gear, 504, print gear train, 514, first prints train of reduction gears, 524, second prints train of reduction gears, 534, print synchromesh gear, 801, paper feed drive motors, 811, paper feed output gear, 802, paper feed gear train, 812, first paper feed train of reduction gears, 822, second paper feed train of reduction gears, 832, paper feed synchromesh gear, 803, first paper feed pressure roller, 804, second paper feed pressure roller, 805, first motor, 806, second motor, 808, draw-in groove, 900, belt, 901, belt pulley, 902, extension.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail:
As Figure 1-4, printer described in the utility model, comprise housing 100 and the drive mechanism (not marking in figure) laid respectively in housing 100, fixed mount 101, rotating shaft 102, paper feed passage 200 is provided with in described fixed mount 101, described paper feed passage 200 is provided with paper feed pressure roller (not marking in figure), and described drive mechanism is in transmission connection with described rotating shaft 102, described paper feed pressure roller respectively.
The drive mechanism of printer described in the utility model is not only in transmission connection with paper feed pressure roller, also be in transmission connection with rotating shaft 102 simultaneously, when the action forward or backwards of paper feed pressure roller, rotating shaft 102 synchronous forward or counteragent, coil paper enters into print zone 201 process through rotating shaft 102, fixed mount paper feed port 302, district to be printed 202 successively, can control paper feed pressure roller and rotating shaft 102 synchronous forward or counteragent by drive mechanism, can overcome prior art shaft 102 paper end speed cannot be controlled and be caused paperboard, crooked defect.Visible, printer roll paper transmission control effects described in the utility model is good, and printer reliable in quality, coil paper print quality is high.
Described drive mechanism comprises paper feed drive motors 801, paper feed gear train 802, prints drive motors 503, prints gear train 504, prints pressure roller 502, described paper feed drive motors 801 is connected with paper feed gear train 802 transmission, described paper feed gear train 802 is connected with described paper feed pressure roller, rotating shaft 102 transmission respectively, described printing drive motors 503 is connected with described printing gear train 504, and described printing gear train 504 is connected with the transmission of printing pressure roller 502.
Described paper feed gear train 802 is connected with rotating shaft 102 transmission by power transmission (not marking in figure).Described power transmission is belt 900, and described paper feed drive train 802 is provided with extension 902, and described rotating shaft 102 one end is provided with belt pulley 901, and belt 900 one end is sheathed on extension 902, and the other end is sheathed on belt pulley 901.So, drive mechanism is simple, and printer volume is little, with low cost.
The output shaft of described paper feed drive motors 801 is provided with paper feed output gear 811, described paper feed gear train 802 comprises paper feed train of reduction gears (not marking in figure), paper feed synchromesh gear 832, described paper feed output gear 811 engages with described paper feed train of reduction gears, and described extension 902 is located on described paper feed synchromesh gear 832.By the decelerating effect of paper feed train of reduction gears, paper feed gear train 802 is passed the high speed of coming and be reduced to reasonable value, thus the transmission accuracy of paper feed pressure roller can better be controlled.
Described paper feed train of reduction gears comprises the first paper feed train of reduction gears 812 and the second paper feed train of reduction gears 822 be meshed, and described paper feed synchromesh gear 832 is meshed with the second paper feed train of reduction gears 822.By adopting double reduction, the rotating speed of synchromesh gear 832 can be controlled in the rational range of speeds, and transmission mechanism volume can not be caused too large, use more convenient.
Similar paper feed gear train 802, the output shaft of described printing drive motors 503 is provided with printout gear 513, described printing gear train 504 comprises printing train of reduction gears (not marking in figure), prints synchromesh gear 534, printout gear 513 engages with printing train of reduction gears, prints synchromesh gear 534 and is connected with printing pressure roller 502.By the decelerating effect printing train of reduction gears, printing gear train 504 is passed the high speed of coming and be reduced to reasonable value, thus the transmission accuracy printing pressure roller 502 can better be controlled.
Described printing train of reduction gears comprises the first printing train of reduction gears 514 and second be meshed and prints train of reduction gears 524, and printing synchromesh gear 534 and second prints train of reduction gears 524 and is meshed.By adopting double reduction, the rotating speed printing synchromesh gear 534 can be controlled in the rational range of speeds, and transmission mechanism volume can not be caused too large, use more convenient.
Described paper feed passage 200 comprises print zone 201, the district 202 two or more to be printed communicated with described print zone 201, described print zone 201 exports fixed mount exit slot 301 to and relative with printhead 501, each described district 202 to be printed inputs to described fixed mount paper feed port 302, the described paper feed pressure roller that the close paper feed port place in each described district 202 to be printed is provided with, and described paper feed drive motors 801, paper feed gear train 802, paper feed pressure roller is two groups or more, described paper feed drive motors 801, paper feed gear train 802, paper feed pressure roller, district 202 to be printed one_to_one corresponding.
Wherein in an embodiment, as shown in Figure 2, district 202 to be printed is divided into the first district 2021 to be printed and the second district 2022 to be printed, as shown in Figure 3, fixed mount paper feed port 302 is divided into the first fixed mount paper feed port 3021 and the second fixed mount paper feed port 3022, rotating shaft 102 is divided into the first rotating shaft 1021 and the second rotating shaft 1022, as shown in Figure 4, drive mechanism is two groups, namely wherein one group be in transmission connection with the paper feed pressure roller of belt 900 by the first rotating shaft 1021 and the first district 2021 to be printed, the paper feed pressure roller in the second rotating shaft 1022 and the second district 2022 to be printed is in transmission connection by another group belt 900.When adopting this printer printing, one group of drive mechanism work can be chosen arbitrarily, when breaking down in one of them district 202 to be printed, by starting drive mechanism action, the coil paper in district 202 to be printed can be retracted into rotating shaft 102, restart another group drive mechanism work, by the operation of another transmission coil paper in district 202 come to be printed.Visible, the utility model printer due to the working life that there is two or more district to be printed 202, two or more rotating shaft 102 can extend printer, the emergency situations such as can deal with district 202 to be printed paper jam, paperboard, break down.
Wherein, described paper feed pressure roller includes the first paper feed pressure roller 803 and the second paper feed pressure roller 804, described first paper feed pressure roller 803 connects with corresponding described 3rd paper feed synchromesh gear 832c, described second paper feed pressure roller 804 is fixed on support, and described first paper feed pressure roller 803 contacts with described second paper feed pressure roller 804.Paper feed synchromesh gear 832 drives the first paper feed pressure roller 803 to rotate, thus pulls paper to pass between the first paper feed pressure roller 803 and the second paper feed pressure roller 804, by controlling the rotation direction of paper feed synchromesh gear 832, namely realizing paper feed or moving back paper.
Refer to Fig. 5,6, wherein, described rotating shaft 102 comprises stiff end 104 and turning cylinder 105, and described stiff end 104 is fixed on described fixed mount 101, and described turning cylinder 105 is rotatably connected with described stiff end 104.Described turning cylinder 105 has the first sliver 1051, second sliver 1052, described first sliver 1051 all can move along described turning cylinder 105 with described second sliver 1052, and described first sliver 1051 is connected with the first baffle plate 1056, described second sliver 1052 is connected with second baffle 1057.Described first sliver 1051 is connected with the first sliding bar 1053, described second sliver 1052 is connected with the second sliding bar 1054, described first sliding bar 1053 has the first bar shaped tooth (not marking in figure), described second sliding bar 1054 has the second bar shaped tooth (not marking in figure), be provided with gear 1055 between described first sliding bar 1053 and described second sliding bar 1054, described first bar shaped tooth, the second bar shaped tooth are all meshed with described gear 1055.
To sum up, the utility model tool has the following advantages:
1, the drive mechanism of printer described in the utility model is not only in transmission connection with paper feed pressure roller, also be in transmission connection with rotating shaft 102 simultaneously, when the action forward or backwards of paper feed pressure roller, rotating shaft 102 synchronous forward or counteragent, coil paper is successively through rotating shaft 102, fixed mount paper feed port 302, district 202 to be printed enters into print zone 201 process, paper feed pressure roller and rotating shaft 102 synchronous forward or counteragent can be controlled by drive mechanism, prior art shaft 102 paper end speed can be overcome cannot be controlled and cause paperboard, crooked defect, visible, the transmission control effects of printer roll paper described in the utility model is good, printer reliable in quality, coil paper print quality is high.
2, drive mechanism comprises for driving the printing gear train 504 printing pressure roller 502, for driving the paper feed gear train 802 of paper feed pressure roller, rotating shaft 102, print gear train 504 to be driven by printing drive motors 503, paper feed gear train 802 is driven by paper feed drive motors 801, the printer division of labor runs, and makes printer transmission coil paper effective and system stability.
3, paper feed gear train 802 is connected with rotating shaft 102 by power transmission, because paper feed gear train 802 and rotating shaft 102 exist certain distance, by power transmission, both are connected, can well by the power transmission of paper feed gear train 802 in rotating shaft 102.And power transmission adopts belt 900 to pull mode, its structural design is simple, and space hold is little, and with low cost.
4, the paper feed pressure roller that fixed mount paper feed port 302 place is arranged is further divided into the first paper feed pressure roller 803 and the second paper feed pressure roller 804, first paper feed pressure roller 803 and the second paper feed pressure roller 804 relative movement, can realize coil paper stable transfer to district 202 to be printed.And rotating shaft 102 has the first baffle plate 1056 and the second baffle 1057 of restriction paper roll position, can be spacing by paper roll with second baffle 1057 by the first baffle plate 1056, paper roll is avoided to offset in rotation process on turning cylinder 105, to such an extent as to have influence on the printing of follow-up coil paper in print zone 201, therefore, it greatly improves the print quality of printer.
The above embodiment only have expressed detailed description of the invention of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (10)
1. a printer, it is characterized in that, comprise housing and the drive mechanism laid respectively in housing, fixed mount, rotating shaft, in described fixed mount, be provided with paper feed passage, described paper feed passage is provided with paper feed pressure roller, and described drive mechanism is in transmission connection with described rotating shaft, described paper feed pressure roller respectively.
2. printer according to claim 1, it is characterized in that, described drive mechanism comprises paper feed drive motors, paper feed gear train, prints drive motors, prints gear train, prints pressure roller, described paper feed drive motors is connected with the transmission of paper feed gear train, described paper feed gear train is connected with described paper feed pressure roller, rotating shaft transmission respectively, described printing drive motors is connected with described printing gear train, and described printing gear train is connected with the transmission of printing pressure roller.
3. printer according to claim 2, is characterized in that, described paper feed gear train is connected with rotating shaft transmission by power transmission.
4. printer according to claim 3, is characterized in that, described power transmission comprises belt, described paper feed drive train is provided with extension, described rotating shaft one end is provided with belt pulley, and belt one end is sheathed on extension, and the other end is sheathed on belt pulley.
5. printer according to claim 4, it is characterized in that, the output shaft of described paper feed drive motors is provided with paper feed output gear, described paper feed gear train comprises paper feed train of reduction gears, paper feed synchromesh gear, described paper feed output gear engages with described paper feed train of reduction gears, and described extension is located on described paper feed synchromesh gear.
6. the printer according to any one of claim 2-5, it is characterized in that, described paper feed passage comprises print zone, the district two or more to be printed communicated with described print zone, described print zone exports fixed mount exit slot to and relative with printhead, each described district to be printed inputs to described fixed mount paper feed port, the close paper feed port place in each described district to be printed is provided with described paper feed pressure roller, and described paper feed drive motors, paper feed gear train, paper feed pressure roller is two groups or more, described paper feed drive motors, paper feed gear train, paper feed pressure roller, district to be printed one_to_one corresponding.
7. printer according to claim 6, it is characterized in that, each described paper feed pressure roller includes the first paper feed pressure roller and the second paper feed pressure roller, described first paper feed pressure roller is in transmission connection with corresponding described paper feed gear train, described second paper feed pressure roller is fixed on support, and described first paper feed pressure roller contacts with described second paper feed pressure roller.
8. the printer according to any one of claim 1-5, is characterized in that, described rotating shaft comprises stiff end and turning cylinder, and described stiff end is fixed on described fixed mount, and described turning cylinder and described stiff end are rotatably connected.
9. printer according to claim 8, it is characterized in that, described turning cylinder has the first sliver, the second sliver, and described first sliver and described second sliver all can move along described turning cylinder, and described first sliver is connected with the first baffle plate, described second sliver is connected with second baffle.
10. printer according to claim 9, it is characterized in that, described first sliver is connected with the first sliding bar, described second sliver is connected with the second sliding bar, described first sliding bar has the first bar shaped tooth, described second sliding bar has the second bar shaped tooth, is provided with gear between described first sliding bar and described second sliding bar, and described first bar shaped tooth, the second bar shaped tooth are all meshed with described gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420484629.3U CN204149684U (en) | 2014-08-26 | 2014-08-26 | Printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420484629.3U CN204149684U (en) | 2014-08-26 | 2014-08-26 | Printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204149684U true CN204149684U (en) | 2015-02-11 |
Family
ID=52507831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420484629.3U Expired - Fee Related CN204149684U (en) | 2014-08-26 | 2014-08-26 | Printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204149684U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210254A (en) * | 2014-08-26 | 2014-12-17 | 广州市宝比万像科技有限公司 | Printer |
| CN105346271A (en) * | 2015-10-21 | 2016-02-24 | 深圳泓数科技有限公司 | Printed file conveying device and medical self-service printer |
| CN104210254B (en) * | 2014-08-26 | 2017-01-04 | 广州市宝比万像科技有限公司 | Printer |
-
2014
- 2014-08-26 CN CN201420484629.3U patent/CN204149684U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104210254A (en) * | 2014-08-26 | 2014-12-17 | 广州市宝比万像科技有限公司 | Printer |
| CN104210254B (en) * | 2014-08-26 | 2017-01-04 | 广州市宝比万像科技有限公司 | Printer |
| CN105346271A (en) * | 2015-10-21 | 2016-02-24 | 深圳泓数科技有限公司 | Printed file conveying device and medical self-service printer |
| CN105346271B (en) * | 2015-10-21 | 2018-03-13 | 深圳市红源资产管理有限公司 | Printout conveyer and medical self-service printer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20190826 |