CN102416781A - Adjusting device for angle of print head of visual card printer - Google Patents
Adjusting device for angle of print head of visual card printer Download PDFInfo
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- CN102416781A CN102416781A CN2011102535163A CN201110253516A CN102416781A CN 102416781 A CN102416781 A CN 102416781A CN 2011102535163 A CN2011102535163 A CN 2011102535163A CN 201110253516 A CN201110253516 A CN 201110253516A CN 102416781 A CN102416781 A CN 102416781A
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Abstract
The invention discloses an adjusting device for an angle of a print head of a visual card printer. The adjusting device comprises a base, wherein a fixing structure, which is used for fixing the print head with a to-be-adjusted angle, is arranged on the base; a rotating block and a driving mechanism for driving the rotating block to rotate are arranged on the base; a reference plane and an arc-shaped slot are arranged on the rotating block; the reference plane is used for jointing an outer lateral surface of a fixed plate of the print head; the arc-shaped slot is used for accommodating an arc-shaped heating part of the print head; a central line of a rotating shaft of the rotating block is coincided with the central line of the arc-shaped slot; two reference blocks are fixedly mounted on two side walls of the rotating block; both of the two reference blocks are provided with a reference scale mark; and a reference angle plane which is parallel to and aligned with the reference scale mark is arranged on the base. The adjusting device for the angle of the print head of the visual card printer is time-saving and labor-saving in operation during a process of adjusting the angle of the print head and is capable of accurately adjusting the angle of the print head.
Description
Technical field
The present invention relates to visible-card printing machine field, specifically be a kind of printhead angular adjustment apparatus of visible-card printing machine.
Background technology
The visible-card printing machine be a kind of not only can with information storage in card chip or block in the magnetic stripe of face; And can information directly be printed on the surface of card; When using next time, also can wipe again and print, thereby realize the high-tech product that the card surface information is rewritten the card surface information.The printhead of visible-card printing machine is one of core component of visible-card printing machine, and its printhead is a thermal printing head, and the principle of thermal printing head is to be made up of row's heating element heater; These heating element heaters all have identical resistance, and arrange very closely, and these elements can produce high temperature very soon through certain electric current; When the printed card surface information; When the dielectric coated of card face ran into these high-temperature components, temperature will raise in the extremely short time, when temperature is elevated to certain limit; Physical reactions will take place in card face dielectric coated; Show color, after computer software sent different print commands, printhead can print relevant literal, pattern etc. on card face dielectric coated simultaneously.As depicted in figs. 1 and 2; Described heating element heater 100 is arranged in the arc heating part 101 of printhead; And heating element heater 100 forms one group of arc heating tape 102 (being to represent with arc AB among Fig. 1) that 101 length directions distribute along the arc heating part on arc heating part 101; In heating tape 102, be formed centrally one group of rectilinear hot spot 103, it is fastest that the temperature of this group hot spot raises.When on card face dielectric coated, printing, the heating tape of printhead heating part contacts card face dielectric coated and card face dielectric coated is heated.Between the tangential direction of the hot spot at center, heating tape and the card plane to be printed certain included angle is arranged; When the hot spot at center, heating tape contacts with card face dielectric coated fully; Angle between the tangential direction of hot spot and the card plane is the benchmark angle theta; This moment, hot spot was the fastest to the firing rate of card face dielectric coated, thereby made the print quality of printer best; Printhead is when printing effect is best, and the temp of heating element in it is also minimum, and printhead is also minimum to the pressure of card, thereby the service life of card is also the longest.
At present; In the manufacturing process of printhead; Because the error or the Effect of Environmental of production equipment, the position, heating tape of printhead are unfixing, the angle between the tangential direction of the hot spot at center, heating tape and the card plane can be greater than or less than the benchmark angle theta like this; Thereby hot spot can not be contacted with card face dielectric coated fully, will influence the print quality of card face like this.Based on these technical problems; The manufacturer of printhead generally will measure the heat generating spot tangential direction of the printhead made from the initial angle I that blocks the plane; Be marked on the printhead; And printhead is installed on the printing head support part, is reserved with certain running clearance between printhead and the printing head support part.When the visible-card printing machine is installed printhead; The technical staff will adjust the angle of printhead according to the initial angle I that producer is marked at heat generating spot tangential direction and card plane on the printhead; Thereby make the heat generating spot tangential direction and the angle I on card plane be adjusted into the benchmark angle theta, then printhead of adjusting and printing head support part are tightened together.At present; The printhead angle adjustment of visible-card printing machine mainly is artificial adjustment; This just needs veteran technical staff slowly to regulate, with the print head cartridge printing test on printer after regulating, if the bad printhead angle of slowly regulating again of print quality; So not only waste time and energy, and be difficult to accurately adjust the angle of printhead; If can not adjust the angle of printhead very exactly; And then cause the hot spot on the heating tape just can not contact fully with card face dielectric coated; Higher temperature can not be delivered on the card face dielectric coated fast on the hot spot so; Card face dielectric coated relies on the lower heating tape heat temperature raising of temperature, will have a strong impact on the print quality of card face like this; Therefore people will guarantee card face print quality, just need to block the face printing effect through the temperature of raising printhead heating element heater and the pressure of printhead preferably though can reach like this, and too high temperature and pressure can cause shorten the service life of card.
Summary of the invention
The technical problem that the present invention will solve is, overcomes the defective of above prior art, provides a kind of operation time saving and energy saving, and can very accurately adjust the printhead angular adjustment apparatus of the visible-card printing machine of printhead angle.
Technical solution of the present invention is; A kind of printhead angular adjustment apparatus with visible-card printing machine of following structure is provided: it comprises base; Described base is provided with the fixed structure that is used for fixing the printhead of waiting to adjust angle; Also be provided with moving block on the described base and drive the driving mechanism that moving block rotates; Described moving block is provided with the datum plane of the fixed head lateral surface applying that supplies printhead and the circular groove of ccontaining printhead arc heating part, and the central lines of the shaft centerline of moving block and circular groove; Be installed with two reference blocks on the two side of said moving block, be equipped with a reference graduation line on said two reference blocks, said base is provided with and the reference graduation line parallel and the angle plane of aliging.
After adopting above structure; The printhead angular adjustment apparatus of visible-card printing machine of the present invention compared with prior art; Have the following advantages: when adjustment printhead angle; At first, drive the driving mechanism that moving block rotates, the angle plane parallel on the reference graduation line that makes the reference block on the moving block two side and the base and aliging; Then; The printing head support part that to wait to adjust the printhead of angle through the fixed structure of base installs and fixes (wait to adjust between printhead and the printing head support part of angle certain running clearance is arranged); This moment, the fixed head lateral surface of printhead was fitted on the datum plane of moving block, and printhead arc heating part is contained in the circular groove of moving block; Then; Check the heat generating spot tangential direction and the card initial angle I in plane that are marked on the printhead, calculate the number of degrees difference λ of initial angle I and benchmark angle theta, if initial angle I is less than the benchmark angle theta; Drive moving block and rotate counterclockwise the λ angle; If initial angle I greater than the benchmark angle theta, drives moving block and clockwise rotates the λ angle, again the fixed head lateral surface of printhead and the datum plane of moving block are developed; This moment printhead counterclockwise or clockwise rotate the λ angle; Make the tangential direction and the initial angle I of card between the plane of hot spot be adjusted into the benchmark angle theta, the printhead that will adjust angle with hand-operated tools at last is fastened on the printing head support part, and making between printhead and the printing head support part does not have running clearance.The printhead angular adjustment apparatus operation of this visible-card printing machine is time saving and energy saving; And can very accurately adjust the printhead angle; Making the tangential direction of printhead hot spot and the angle between the card plane is the benchmark angle theta; Hot spot on the heating tape can contact with card face dielectric coated fully like this, and higher temperature can be delivered on the card face dielectric coated fast on the hot spot so, makes the printing effect on the card face good; Avoided under the hot spot on the heating tape and situation that card face dielectric coated can not contact fully, people are in order to guarantee card face print quality, and the technical barrier of the pressure of temperature through improving the printhead heating element heater and printhead has just guaranteed service life of card.
As preferably; Described base is provided with the fixed structure that is used for fixing the printhead of waiting to adjust angle; Be meant that said base is provided with two locating holes; Said two locating holes are corresponding one by one with two installing holes on the printing head support part that printhead is installed, and are provided with fixture in locating hole and the installing hole.When installation waits to adjust the printing head support part of printhead of angle; Only need two installing holes on the printing head support part corresponding one by one with two locating holes on the base; Get final product with the fixture positioning and fixing then, after the printhead angle adjustment is good, extracts fixture out and just can printhead be taken off; Therefore, it is all more convenient, quick that this fixed structure makes the printhead dismounting of waiting to adjust angle.
As preferably; Described driving mechanism comprises the adjusting rod that vertically is arranged on the base; Described adjusting rod comprises knob, worm screw portion and polished rod portion, and described knob is provided with circular scale, in the described polished rod portion vertical hole of matched in clearance on base; Said moving block is a worm gear arrangement away from an end of printhead, the helical form tooth engagement of the worm screw portion of the gear teeth of said worm gear arrangement and adjusting rod, and said moving block top is provided with the datum mark that supplies the alignment of circular scale high scale.The knob of rotary regulating lever circumferentially rotates adjusting rod; The helical form tooth of the worm screw portion of adjusting rod and the gear teeth meshing of moving block worm gear arrangement can rotate around the axis switch block up and down, and the scale on the circular scale on the knob is the angle that switch block rotates; When adjustment moving block angle; Only need clockwise or rotate counterclockwise knob, the datum mark on the scale aligning moving block top on the circular scale on the knob is got final product, very easy to use, directly perceived.
Description of drawings
Fig. 1 is the structural representation of the arc heating part of visible-card printing machine printhead.
Fig. 2 is the structural representation of heating tape of the arc heating part of visible-card printing machine printhead.
Fig. 3 is the structural representation of the printhead angular adjustment apparatus of visible-card printing machine of the present invention.
Fig. 4 is the plan structure sketch map of the printhead angular adjustment apparatus of visible-card printing machine of the present invention.
Fig. 5 is the C-C sectional structure sketch map of printhead angular adjustment apparatus in Fig. 4 of visible-card printing machine of the present invention.
Fig. 6 is the D portion structure for amplifying sketch map of printhead angular adjustment apparatus in Fig. 3 of visible-card printing machine of the present invention.
Fig. 7 is the E portion structure for amplifying sketch map of printhead angular adjustment apparatus in Fig. 5 of visible-card printing machine of the present invention.
Fig. 8 is the package assembly sketch map of the printhead angular adjustment apparatus of visible-card printing machine of the present invention.
Fig. 9 is the printhead mounting structure sketch map of the printhead angular adjustment apparatus of visible-card printing machine of the present invention.
As shown in the figure:
100, heating element heater, 101, the arc heating part, 102, the heating tape, 103, hot spot;
1, base, 2, moving block, 3, printing head support part, 4, reference block, 5, the reference graduation line, 6, the angle plane; 7, knob, 8, circular scale, 9, fixture, 10, locating hole, 11, rotating shaft; 12, datum mark, 13, installing hole, 14, datum plane, 15, the fixed head lateral surface, 16, worm gear arrangement; 17, worm screw portion, 18, polished rod portion, 19, printhead, 20, circular groove, 21, the printhead fixture.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is done further explain.
Like Fig. 3, Fig. 4, Fig. 5, shown in Figure 6.
The printhead angular adjustment apparatus of visible-card printing machine of the present invention; It comprises base 1; Described base 1 is provided with the fixed structure that is used for fixing the printhead 19 of waiting to adjust angle; Also be provided with moving block 2 on the described base 1 and drive the driving mechanism that moving block 2 rotates; Described moving block 2 is provided with the datum plane 14 of fixed head lateral surface 15 applyings that supply printhead 19 and the circular groove 20 of ccontaining printhead arc heating part, and rotating shaft 11 center lines of moving block 2 and the central lines of circular groove 20; Be installed with two reference blocks 4 on the two side of said moving block 2, be equipped with a reference graduation line 5 on said two reference blocks 4, said base 1 is provided with angle plane 6 parallel with reference graduation line 5 and that align.
Described base 1 is provided with the fixed structure that is used for fixing the printhead 19 of waiting to adjust angle; Be meant that said base 1 is provided with two locating holes 10; Said two locating holes 10 are corresponding one by one with two installing holes 13 on the printing head support part that printhead 19 is installed 3, and are provided with fixture 9 in locating hole 10 and the installing hole 13.
Described driving mechanism comprises the adjusting rod that vertically is arranged on the base 1; Described adjusting rod comprises knob 7, worm screw portion 17 and polished rod portion 18; Described knob 7 is provided with circular scale 8, in the described polished rod portion vertical hole of 18 matched in clearance on base 1; Said moving block 2 is a worm gear arrangement 16 away from an end of printhead 19, the helical form tooth engagement of the worm screw portion 17 of the gear teeth of said worm gear arrangement 16 and adjusting rod, and said moving block 2 tops are provided with the datum mark 12 that supplies the alignment of circular scale 8 high scales.
Be carved with on the last periphery of said circular scale 8 " 0,01,02,03 ... 16,17 " scale, described " 01 " expression 0.1 degree, " 02 " expression 0.2 degree ... " 17 " expression 1.7 degree; Circular scale 8 turns to " 01 " scale from " 0 " scale clockwise and representes that moving block 2 rotates counterclockwise 0.1 degree, and the like, circular scale 8 turns to " 17 " scale from " 0 " scale clockwise and representes that moving block 2 rotates counterclockwise 1.7 degree; Circular scale 8 turns to " 17 " scale from " 0 " scale counterclockwise and representes that moving block 2 clockwise rotates 0.1 degree, and in like manner, circular scale 8 turns to " 15 " scale from " 0 " scale counterclockwise and representes that moving block 2 clockwise rotates 0.3 degree.
Described rotating shaft 11 is that two and its axis are on same straight line, in the reference block 4 that two rotating shafts 11 are separately positioned on moving block 2 both sides and the hinge hole that base 1 sidewall matches.
Like Fig. 8 and shown in Figure 9; When adjustment printhead angle; At first, the knob 7 of rotary regulating lever rotates the worm screw portion 17 rotation drive moving blocks 2 of adjusting rod up and down; When the reference graduation line 5 of the reference block 4 on moving block 2 two sides and angle plane 6 parallel aligned on the base 1, and " 0 " scale on the circular scale 8 of knob 7 is aimed at the datum mark 12 on moving block 2 tops; Then; The printing head support part 3 of the printhead 19 of waiting to adjust angle is installed on the base 1; Printing head support part 3 is fixed in the fixed structure of base 1 through fixture 9; And waiting to adjust between printhead 19 and the printing head support part 3 of angle has certain running clearance, and this moment, the fixed head lateral surface 15 of printhead 19 was fitted on the datum plane 14 of moving block 2, and printhead arc heating part 101 is contained in the circular groove 20 of moving block 2; Then; Check heat generating spot 103 tangential directions that are marked on the printhead and the initial angle I that blocks the plane, calculate the number of degrees difference λ of initial angle I and benchmark angle theta, if initial angle I is less than the benchmark angle theta; Drive moving block and rotate counterclockwise the λ angle; If initial angle I greater than the benchmark angle theta, drives moving block and clockwise rotates the λ angle, again the fixed head lateral surface of printhead and the datum plane of moving block are developed; This moment printhead counterclockwise or clockwise rotate the λ angle; Make the tangential direction and the initial angle I of card between the plane of hot spot be adjusted into the benchmark angle theta, tighten printhead fixture 22 with hand-operated tools at last and will adjust the printhead of angle and be fastened on the printing head support part, making between printhead and the printing head support part does not have running clearance.The printhead angular adjustment apparatus operation of this visible-card printing machine is time saving and energy saving, and can very accurately adjust the printhead angle, and making the tangential direction of printhead hot spot and the angle between the card plane is the benchmark angle theta.
As shown in Figure 7, be 7.9 to spend like the tangential direction of the hot spot of the arc heating part of setting printhead and benchmark angle theta between the card plane; Initial angle I between the tangential direction of the hot spot of the arc heating part of printhead to be measured and the card plane is 7.4 degree; The number of degrees difference λ that calculates initial angle I and benchmark angle theta earlier is 0.5 degree; When this printhead angle of adjustment: at first; The knob of rotary regulating lever; Make the worm screw portion of adjusting rod rotate drive moving block and rotate adjusting up and down, when the reference graduation line of the reference block on the moving block two side aligns with the angle plane parallel on the base, and the datum mark on the aligning of " 0 " scale on the circular scale of knob moving block top; Install and fix the printing head support part of waiting to adjust the angle printhead then; The fixed head lateral surface of printhead and the datum plane of moving block are developed; And printhead arc heating part is contained in the circular groove of moving block; Clockwise rotate circular scale again, make circular scale turn to " 05 " scale, and make " 05 " scale aim at the datum mark 12 on the moving block from " 0 " scale; This moment, moving block rotated counterclockwise 0.5 degree; The fixed head lateral surface of printhead and the datum plane of moving block are developed, be equivalent to printhead like this and rotate counterclockwise 0.5 degree, spend thereby make the tangential direction of hot spot of the arc heating part of printhead become benchmark angle theta 7.9 with the initial angle I of card between the plane.If the initial angle I between the tangential direction of the hot spot of the arc heating part of survey printhead and the card plane is 8.5 degree; The number of degrees difference λ that calculates initial angle I and benchmark angle theta is 0.6 degree; When this printhead angle of adjustment: at first; The knob of rotary regulating lever; Make the worm screw portion of adjusting rod rotate drive moving block and rotate adjusting up and down, when the reference graduation line of the reference block on the moving block two side aligns with the angle plane parallel on the base, and the datum mark on the aligning of " 0 " scale on the circular scale of knob moving block top; Install and fix the printing head support part of waiting to adjust the angle printhead then; The fixed head lateral surface of printhead and the datum plane of moving block are developed; And printhead arc heating part is contained in the circular groove of moving block; The another mistake hour hands rotate circular scale, make circular scale turn to " 12 " scale from " 0 " scale, and make " 12 " scale aim at the datum mark 12 on the moving block; This moment, moving block clockwise rotated 0.6 degree; The fixed head lateral surface of printhead and the datum plane of moving block are developed, be equivalent to printhead like this and clockwise rotate 0.6 degree, spend thereby make the tangential direction of hot spot of the arc heating part of printhead become benchmark angle theta 7.9 with the initial angle I of card between the plane.
Claims (4)
1. the printhead angular adjustment apparatus of a visible-card printing machine; It is characterized in that: it comprises base (1); Described base (1) is provided with the fixed structure that is used for fixing the printhead (19) of waiting to adjust angle; Also be provided with moving block (2) on the described base (1) and drive the driving mechanism that moving block (2) rotates; Described moving block (2) is provided with the datum plane (14) of fixed head lateral surface (15) applying that supplies printhead (19) and the circular groove (20) of ccontaining printhead arc heating part, and the central lines of rotating shaft (11) center line of moving block (2) and circular groove (20); Be installed with two reference blocks (4) on the two side of said moving block (2); Be equipped with a reference graduation line (5) on said two reference blocks (4), said base (1) is provided with angle plane (6) parallel with reference graduation line (5) and that align.
2. the printhead angular adjustment apparatus of visible-card printing machine according to claim 1; It is characterized in that: described base (1) is provided with the fixed structure that is used for fixing the printhead (19) of waiting to adjust angle; Be meant that said base (1) is provided with two locating holes (10); Said two locating holes (10) are corresponding one by one with two installing holes (13) on the printing head support part that printhead (19) are installed (3), and are provided with fixture (9) in locating hole (10) and the installing hole (13).
3. the printhead angular adjustment apparatus of visible-card printing machine according to claim 1; It is characterized in that: described driving mechanism comprises the adjusting rod that vertically is arranged on the base (1); Described adjusting rod comprises knob (7), worm screw portion (17) and polished rod portion (18); Described knob (7) is provided with circular scale (8), in described polished rod portion (18) the vertical hole of matched in clearance on base (1); Said moving block (2) is worm gear arrangement (16) away from an end of printhead (19); The helical form tooth engagement of the worm screw portion (17) of the gear teeth of said worm gear arrangement (16) and adjusting rod, said moving block (2) top is provided with the datum mark (12) that supplies the alignment of circular scale (8) high scale.
4. the printhead angular adjustment apparatus of visible-card printing machine according to claim 1; It is characterized in that: described rotating shaft (11) is that two and its axis are on same straight line, in the reference block (4) that two rotating shafts (11) are separately positioned on moving block (2) both sides and the hinge hole that base (1) sidewall matches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102535163A CN102416781B (en) | 2011-08-31 | 2011-08-31 | Adjusting device for angle of print head of visual card printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102535163A CN102416781B (en) | 2011-08-31 | 2011-08-31 | Adjusting device for angle of print head of visual card printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102416781A true CN102416781A (en) | 2012-04-18 |
| CN102416781B CN102416781B (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102535163A Expired - Fee Related CN102416781B (en) | 2011-08-31 | 2011-08-31 | Adjusting device for angle of print head of visual card printer |
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| CN (1) | CN102416781B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113157221A (en) * | 2021-03-18 | 2021-07-23 | 厦门汉印电子技术有限公司 | Parameter calibration method, device, equipment and storage medium for visible card printer |
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| CN202271670U (en) * | 2011-08-31 | 2012-06-13 | 宁波荣大证卡打印设备有限公司 | Printing head angle adjusting device for information-visible card printer |
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|---|---|---|---|---|
| JPH07242037A (en) * | 1994-03-03 | 1995-09-19 | Tamura Seisakusho Co Ltd | Spring unit and thermal printer |
| JPH11235837A (en) * | 1998-02-23 | 1999-08-31 | Nippon Typewriter Co Ltd | Thermal printing apparatus |
| JP2000289287A (en) * | 1999-04-06 | 2000-10-17 | Nippon Typewriter Co Ltd | Apparatus for printing long printing medium |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113157221A (en) * | 2021-03-18 | 2021-07-23 | 厦门汉印电子技术有限公司 | Parameter calibration method, device, equipment and storage medium for visible card printer |
| CN113157221B (en) * | 2021-03-18 | 2022-11-18 | 厦门汉印电子技术有限公司 | Parameter calibration method, device, equipment and storage medium for visible card printer |
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| CN102416781B (en) | 2013-12-04 |
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Granted publication date: 20131204 Termination date: 20160831 |