CN102166892A - Belt printer with automatic pressing device - Google Patents
Belt printer with automatic pressing device Download PDFInfo
- Publication number
- CN102166892A CN102166892A CN2010105775056A CN201010577505A CN102166892A CN 102166892 A CN102166892 A CN 102166892A CN 2010105775056 A CN2010105775056 A CN 2010105775056A CN 201010577505 A CN201010577505 A CN 201010577505A CN 102166892 A CN102166892 A CN 102166892A
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- unit
- help roll
- main transmission
- gear
- driven wheel
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Abstract
The invention relates to a belt printer with an automatic pressing device, which comprises a main transmission unit for driving a printing medium to move, an auxiliary roller pressing unit, a drive device, and a connection transmission unit which is connected with the drive device, the main transmission unit and the auxiliary roller pressing unit; the connection transmission unit comprises a one-way bearing, a transmission shaft, a main transmission drive gear connected with the main transmission unit, an auxiliary roller drive gear and a connecting gear, and the auxiliary roller drive gear and the connecting gear are connected with the auxiliary roller pressing unit; and one end of the transmission shaft is provided with the one-way bearing which is inserted into the auxiliary roller drive gear, and a relative position fixing relation exists between the one-way bearing and the auxiliary roller drive gear. The other end of the transmission shaft is sequentially provided with the connecting gear and the main transmission drive gear. The connecting gear is meshed with the drive device, the main transmission drive gear is meshed with a first-stage gear of the main transmission unit, and the auxiliary roller drive gear is meshed with a transmission gear of the auxiliary roller pressing unit.
Description
Technical field
The invention belongs to the printer technology field, especially adopt the printer of hot transfer printing printing technique.
Background technology
The homemade band printer of Xiao Shouing in the market, its print unit are by button and manually realize printhead and print rubber roll with the function that print media compresses, the full automation of the band printer of being unrealized.In the wherein external band printer of producing, have the print unit of part band printer to be designed to automatic compressing structure, be compacted to the printing rubber roll automatically but its principle is a printhead, help roll is motionless with the fixed distance of printing rubber roll.The shortcoming of this structural design does not play the effect of design help roll for when help roll and the distance of printing rubber roll are big, and promptly help roll flattens print media with printing rubber roll, and increases print media and the contact area of printing rubber roll, improves and prints definition.When help roll and the distance of printing rubber roll hour, cause print media at this gambling plug easily, print media can't normally pass through type channel.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of band printer that has automatic compacting device, its help roll is realized and is printed compressing automatically of rubber roll, solution manually compresses the work that brings print media obstruction or help roll loaded down with trivial details and that bring because of the help roll fixed-site and does not play the problem that effect should be arranged.
For this reason, band printer of the present invention comprises the main transmission unit that drives the print media motion, help roll compressing unit, drive unit, and the gear unit that is connected that connects drive unit and main transmission unit, help roll compressing unit.Described connection gear unit comprises unilateral bearing, power transmission shaft, the main transmission driven wheel that connects main transmission unit, the help roll driven wheel that connects the help roll compressing unit be connected gear, one end of power transmission shaft is installed unilateral bearing, unilateral bearing inserts in the help roll driven wheel, and unilateral bearing and help roll driven wheel are the relative position fixed relationship.The other end of power transmission shaft is installed in proper order and is connected gear and main transmission driven wheel.Connect the engagement of gear and drive unit, the first order gears engaged of main transmission driven wheel and main transmission unit, the travelling gear engagement of help roll driven wheel and help roll compressing unit.
Adopt after the said structure, when the drive motors reverse rotation of drive unit, drive the motion of help roll compressing unit, realize help roll and print the function that rubber roll compresses print media automatically.When the drive motors of drive unit was rotated in the forward, under the effect of unilateral bearing, the help roll driven wheel did not rotate, and only drove the main transmission unit rotation, was implemented in the print procedure, and help roll is in the state that print media is compressed with the printing rubber roll always.Thereby realize compressing automatically of help roll.
Description of drawings
Fig. 1 stereogram of the present invention
Fig. 2 plane of the present invention (front)
The A-A of Fig. 3 Fig. 2 of the present invention is to cutaway view (omission main transmission unit)
Fig. 4 help roll of the present invention is in the stereogram (front) of open mode
Fig. 5 help roll of the present invention is in the stereogram (front) of closure state
Fig. 6 stereogram of the present invention (reverse side)
The stereogram of Fig. 7 main transmission driven wheel of the present invention
The stereogram of Fig. 8 connection gear of the present invention
The specific embodiment
Below, will do detailed description to the present invention in conjunction with the accompanying drawings and embodiments.
A kind of band printer that has automatic compacting device provided by the invention mainly comprises shell 24, input unit 22, display screen 25, cutter unit 26, printing rubber roll 1 and print unit 23 as shown in Figure 1, and as Fig. 2 main transmission unit 3 extremely shown in Figure 6, drive unit 27, connection gear unit 29 and help roll compressing unit 28.
What Fig. 2 was extremely shown in Figure 8 is the concrete structure and the corresponding principle of automatic compacting device of the present invention.Drive unit 27, main transmission unit 3 and help roll compressing unit 28 all order are installed on the base plate 21.Drive unit 27 is made up of drive motors 5 and gear 19, and is installed on the positive 21A of base plate 21, and wherein drive motors 5 is a stepper motor, and the quantity that gear 19 can according to circumstances increase or reduce gear 19 realizes required transmission turning, gearratio etc.The unit 29 that is in transmission connection comprises connecting axle 17, main transmission driven wheel 4, connects gear 18, unilateral bearing 16 and help roll driven wheel 15.Riveted joint one axle sleeve 12 on the base plate 21, connecting axle 17 is movably arranged in the axle sleeve 12, on the 21B of the back side of base plate 21, unilateral bearing 16 is installed on the connecting axle 17, help roll driven wheel 15 is enclosed within on the unilateral bearing 16, and unilateral bearing 16 is the relative position fixed relationship with help roll driven wheel 15.On the positive 21A of base plate 21, connection gear 18 and main transmission driven wheel 4 orders are installed on the connecting axle 17, and connecting the fluted 18A of design on the gear 18, design has stud 18B (see figure 8) in groove 18A, and design has projection 4A (see figure 7) on main transmission driven wheel 4.When assembling, projection 4A inserts among the groove 18A that connects gear 18.Main transmission unit 3 is installed on the positive 21A of base plate 21, the help roll compressing unit is installed on the back side 21B of base plate 21, main transmission driven wheel 4 meshes with the first order gear 3A of main transmission unit 3, and help roll driven wheel 15 meshes with the travelling gear 14 of help roll compressing unit 28.
Help roll compressing unit 28 comprises travelling gear 14, stop unilateral bearing 30, connecting rod 9,8,6 and help roll 2.Stop unilateral bearing 30 is installed in travelling gear 14, and fixes one 31 on travelling gear 14, an end of connecting rod 9 is movably arranged on the axle 31.On connecting rod 9 pressure-regulating device is installed, this pressure-regulating device is by stage clip 11 and compress and adjust piece 13 and forms, and as shown in Figure 6, stage clip 11 inserts and compresses in the adjustment piece 13, constitutes a pressure-regulating device, this pressure-regulating device is installed in the connecting rod 9 again.On connecting rod 9 other ends, be movably installed with axle 10, one end of connecting rod 8 is installed with axle 10, the other end fixed installation axle 32 of connecting rod 8, riveted joint one axle sleeve 7 on base plate 21, axle 32 is passed the positive 21A of axle sleeve 7 to base plate 21 by the back side 21B of base plate 21, the other end at axle 32 is installed with connecting rod 6, and the other end of connecting rod 6 is installed with axle 20, and help roll 2 is installed on the axle 20.
As shown in Figure 4, the original state of help roll 2 is to separate with printing rubber roll 1.
When drive motors 5 reverse rotations of drive unit 27, drive and connect gear 18, power transmission shaft 17, unilateral bearing 16 and 15 rotations of help roll driven wheel, help roll driven wheel 15 drives 28 motions of help roll compressing unit, the final help roll 2 that drives is to printing the motion of rubber roll 1 direction, help roll 2 effectively is pressed on print media to be printed on the rubber roll 1 (as shown in Figure 5), under the effect of the pressure-regulating device of in connecting rod 9, installing, can regulate the position of help roll 2 automatically according to the thin and thick of print media.Stop unilateral bearing 30 is installed in travelling gear 14,, help roll 2 effectively is pressed on print media prints on the rubber roll 1 to guarantee band printer in print procedure.Avoid in print procedure, turn round, help roll 2 can not effectively be pressed on print media print on the rubber roll 1 because of help roll compressing unit 28 is disturbed by external force.
When drive motors 5 reverse rotations of drive unit 27, drive 18 motions of connection gear, at this moment, the projection 4A in the main transmission driven wheel 4 moves in the groove 18A that connects gear 18, when it did not meet stud 18B, help roll compressing unit 28 was finished and is compressed action automatically.Then, drive unit 27 begins to be rotated in the forward under the control of program.So in drive unit 27 reverse rotations, drive 28 motions of help roll compressing unit, when help roll 2 is compressed with printing rubber roll 1, do not drive main transmission unit 3 motions.
When the drive motors 5 of drive unit 27 is rotated in the forward, drive and connect gear 18 rotations, after connection gear 18 turns an angle, be in the main transmission driven wheel 4 projection 4A be connected gear 18 in stud 18B contact after, main transmission driven wheel 4 moves under the drive that connects gear 18, main transmission this moment driven wheel 4 drives main transmission unit 3 motions, makes main transmission unit 3 drive print media to print unit 23 motions, prints operation.At this moment, because of the restriction of unilateral bearing 16, make help roll driven wheel 15 can only folk prescription to rotation, promptly during drive unit 27 backward rotation, 15 rotations of help roll driven wheel.So this moment, help roll driven wheel 15 does not move, and realizes help roll 2 in print procedure, keeps the state that print media is compressed with printing rubber roll 1 always.
Claims (7)
1. band printer that has automatic compacting device, comprise drive unit, help roll compressing unit and main transmission unit, it is characterized in that also comprising connection drive unit and help roll compressing unit, the connection gear unit of main transmission unit, described connection gear unit comprises unilateral bearing, power transmission shaft, connect gear, the main transmission driven wheel and the help roll driven wheel that is connected the help roll compressing unit that connect main transmission unit, one end of power transmission shaft is installed unilateral bearing, unilateral bearing inserts in the help roll driven wheel, and unilateral bearing and help roll driven wheel are the relative position fixed relationship, the other end of power transmission shaft is installed in proper order and is connected gear and main transmission driven wheel, connect the engagement of gear and drive unit, the first order gears engaged of main transmission driven wheel and main transmission unit, the travelling gear engagement of help roll driven wheel and help roll compressing unit.
2. the band printer that has automatic compacting device as claimed in claim 1 is characterized in that in the connecting rod in the described help roll compressing unit pressure-regulating device being installed.
3. the band printer that has automatic compacting device as claimed in claim 2 is characterized in that described pressure-regulating device comprises stage clip and compresses the adjustment piece, and stage clip inserts to compress and adjusts in the piece, and together is installed in the connecting rod.
4. the band printer that has automatic compacting device as claimed in claim 1 is characterized in that in the travelling gear of described help roll compressing unit the stop unilateral bearing being housed.
5. the band printer that has automatic compacting device as claimed in claim 1, the motion that it is characterized in that help roll compressing unit and main transmission unit are to realize under the drive of a drive unit.
6. the band printer that has automatic compacting device as claimed in claim 1 is characterized in that the drive motors in the drive unit is a stepper motor.
7. the band printer that has automatic compacting device as claimed in claim 1 is characterized in that design has stud on the connection gear, and design has projection on the main transmission driven wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105775056A CN102166892A (en) | 2010-12-08 | 2010-12-08 | Belt printer with automatic pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105775056A CN102166892A (en) | 2010-12-08 | 2010-12-08 | Belt printer with automatic pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102166892A true CN102166892A (en) | 2011-08-31 |
Family
ID=44488295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105775056A Pending CN102166892A (en) | 2010-12-08 | 2010-12-08 | Belt printer with automatic pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102166892A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103707658A (en) * | 2012-10-09 | 2014-04-09 | 株式会社理光 | Image forming apparatus |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5221035A (en) * | 1990-11-29 | 1993-06-22 | Seiko Instruments Inc. | Printing medium feeding device of an image reproduction apparatus |
| CN1827386A (en) * | 2005-03-01 | 2006-09-06 | 兄弟工业株式会社 | Tape printer |
| CN201151243Y (en) * | 2008-01-17 | 2008-11-19 | 硕方科技（北京）有限公司 | Auto hold-down mechanism and auto cut-total mechanism of strip/tube printer |
| CN201415527Y (en) * | 2009-06-22 | 2010-03-03 | 高本强 | Color band feed control device of thermal-sensitive printer |
| CN201544539U (en) * | 2009-10-27 | 2010-08-11 | 天津市赢事达办公用品厂 | Printing rubber roller supporting device of scroll printer |
-
2010
- 2010-12-08 CN CN2010105775056A patent/CN102166892A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5221035A (en) * | 1990-11-29 | 1993-06-22 | Seiko Instruments Inc. | Printing medium feeding device of an image reproduction apparatus |
| CN1827386A (en) * | 2005-03-01 | 2006-09-06 | 兄弟工业株式会社 | Tape printer |
| CN201151243Y (en) * | 2008-01-17 | 2008-11-19 | 硕方科技（北京）有限公司 | Auto hold-down mechanism and auto cut-total mechanism of strip/tube printer |
| CN201415527Y (en) * | 2009-06-22 | 2010-03-03 | 高本强 | Color band feed control device of thermal-sensitive printer |
| CN201544539U (en) * | 2009-10-27 | 2010-08-11 | 天津市赢事达办公用品厂 | Printing rubber roller supporting device of scroll printer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103707658A (en) * | 2012-10-09 | 2014-04-09 | 株式会社理光 | Image forming apparatus |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110831 |