CN102233754A - Shaft rail fixing structure and method for bearing printing head - Google Patents
Shaft rail fixing structure and method for bearing printing head Download PDFInfo
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- CN102233754A CN102233754A CN2010101761406A CN201010176140A CN102233754A CN 102233754 A CN102233754 A CN 102233754A CN 2010101761406 A CN2010101761406 A CN 2010101761406A CN 201010176140 A CN201010176140 A CN 201010176140A CN 102233754 A CN102233754 A CN 102233754A
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- fixator
- rail
- support sector
- printhead
- axle
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Abstract
The invention relates to a shaft rail fixing structure and a shaft rail fixing method for bearing a printing head, which achieve the effects that the printing head can be smoothly moved on a shaft rail due to the simple structure of the fixing structure and the reduction in the bending conditions of the shaft rail. The shaft rail fixing structure comprises a frame which is arranged on a printing machine and the shaft rail which is arranged on the frame, wherein the shaft rail is used for bearing the printing head and making the printing head do reciprocating motion on the shaft rail to perform printing operation; the frame is provided with side walls, and supporting parts which are formed on the side walls and are supported at the two ends of the shaft rail; and the shaft rail is provided with fixing devices which are used for configuration operation and are used for fixing the shaft rail and the frame together. Actually, the configuration areas or positions of the fixing devices are distributed on the two sides of the supporting parts of the side walls, and the fixing devices are used for preventing the shaft rail from bending together so as to influence printing quality.
Description
Technical field
The present invention is relevant for fixed structure and the fixing means of a kind of framework axostylus axostyle (carriage rod); Be meant a kind of printer device aspect that is applied in especially, carry and provide the smoothly fixing means of mobile axostylus axostyle track of printhead.
Background technology
Allowing paper document can obtain the business machine of printing function, has been an existing skill; For example, ink-jet printer.Basically, they provide the printhead on a print cartridge and the print cartridge, are configured in a setting height on the surface of the paper that passes through through the carrying ink box device; And on direction, move back and forth, allow printhead spray ink droplet and on paper, form image perpendicular to the paper dispensing.
Usually, this printhead and carrying ink box device are arranged on the axostylus axostyle (or claim axle rail), and the execution print job that can move back and forth along the axle rail; This rail has two ends, is separately fixed on the framework of printer device.In existing skill, disclosed the fixed form of a kind of rail and framework; It is two sidewalls of configuration on framework, and sidewall is provided with a groove chamber and clipping mechanism; Axle rail two ends are the insertion groove chamber respectively, and fixes through this clipping mechanism.Just as those people that are familiar with this skill know, the structure that groove chamber and clipping mechanism are set on sidewall is complicated, and manufacturing cost is improved.
Representational, above-mentioned reference data has shown aspect business machine, the relevant design skill that is used for the axle rail fixed structure of printhead; If the combining structure of this device is considered in the overline design, make its structure be different from the person of commonly using; In fact, also can increase its convenience aspect being equipped with; And manufacturing cost is reduced as much as possible.We realize the combined structure design of a more satisfactory printing equipment, should comprise following several design consideration:
1. attempt reduces cost, and uses fixator; For example, rivet, screw or its analog, directly the two ends with the axle rail are fixed on the framework, and cooperate the structural design of this frame side wall back shaft rail, are feasible kenels.
And, consider that fixator also can be to axle rail generation compression (being that fixator does not also produce tension) when fixator begins that axle rail two ends are locked in framework; At this moment, the axle rail distortion that also can not meet with stresses.
Moment of torsion (or torque) when the device generation that is locked, pressure (screwfasten force) is born at axle rail two ends, the pars intermedia branch of axle rail produces the situation of bending or warpage, and has changed printhead and the configuration of carrying ink box device and the setting height when moving back and forth, and has influence on print quality.In Fig. 1～Fig. 3, we draw especially and are locked device and cooperate the trying hard to of frame side wall back shaft rail, shear diagram and bending moment diagram; The bending area that Fig. 3 has shown the axle rail just the position on the print zone.This reflects direct use fixator axle rail two ends is locked at means on the framework, is unfavorable.
3. if groove is offered in attempt on framework, and form the kenel of a cantilever between groove, because groove is formed on the periphery of cantilever, so cantilever slightly has elastic reaction; When axle rail two ends are fixed device respectively when being locked on the cantilever of this framework, cantilever can absorb the distortion situation that axle rail partly causes because of the torque of fixator.But, on framework, offer the structural strength that groove and cantilever come interlocking axle rail and can become more weak; Carry out when printing when printhead and carrying ink box device move back and forth on the axle rail, relatively be easy to generate the situation of vibrations; In some cases, for example in the process of carrying, dispensing or maintenance, the axle rail is because of the bump of carelessness, the situation that also more easily causes displacement or calmodulin binding domain CaM to come to harm.And these problems do not come into question in existing skill or specifically disclose.
Summary of the invention
Main purpose of the present invention promptly is to provide a kind of axle rail fixed structure and fixing means thereof that is used to carry printhead, provides one simple in structure and can reduce an existing axle rail and produce crooked situation, and what make that this printhead can be level and smooth moves the effect of grade on the axle rail; Comprise that one is arranged on framework and on the printer device and is configured in axle rail on the framework, be used to carry printhead, and printhead can be moved back and forth on the axle rail, carry out print job.Framework is provided with sidewall and the support sector that is formed on the sidewall, is supported in the two ends of a rail; And, fixator configuration operation is provided, axle rail and frame fixation are in the same place.In fact, the configuring area of this fixator or position distribution are on the both sides of this sidewall support sector, and it is crooked to stop this rail to produce jointly, influences the situation of print quality.
For reaching described purpose, an aspect of of the present present invention provides a kind of axle rail fixed structure that is used to carry printhead, comprises the combination of a framework and a rail; This framework is arranged on one and prints machine intimate, and described printer device has a print zone; Framework is provided with at least one support sector, and described support sector is supported on the two ends of this rail; This rail is provided with one first fixator and one second fixator, and axle rail and frame fixation are in the same place; And the allocation position of this first and second fixator is distributed on the areas at both sides of this support sector.
For reaching described purpose, a second aspect of the present invention provides a kind of axle rail fixed structure that is used to carry printhead, wherein, comprises the combination of a framework and a rail; This rail has two ends, is fixed on the framework by a fixator respectively; This framework is arranged on one and prints machine intimate, and described printer device has a print zone; Framework is provided with two pairs of support sectors, and each is supported on the two ends of this rail respectively to support sector; And this each support sector is distributed on the position on both sides of fixator.
For reaching described purpose, a third aspect of the present invention provides a kind of axle rail fixing means that is used to carry printhead, and described fixing means comprises: a program (a) is provided with one first fixator respectively at the two ends of a rail; And a program (b), at the two ends of axle rail one second fixator is set respectively; This first fixator is in the same place an axle rail and a frame fixation with one second fixator.
Be used to carry the axle rail fixed structure of printhead according to the present invention, the two ends of this rail are sealed respectively a fixator; And, make each sidewall be formed with two support sectors.The configuring area of described two support sectors or position distribution be on the both sides of this fixator, and stop this rail to produce crooked situation jointly.
Being used to carry the axle rail fixing means of printhead according to the present invention, is to comprise:
One program (a) is provided with one first fixator respectively at axle rail two ends; Described first fixator is the left side or the right that is configured in this sidewall support sector; And
One program (b) is provided with one second fixator respectively at axle rail two ends; With respect to the position of this first fixator, described second fixator is the right or the left side that is configured in this sidewall support sector.Particularly, this first fixator and second fixator system is configured in the both sides of this support sector respectively; And, make first fixator equal the distance of second fixator to support sector to the distance of support sector.
Description of drawings
Fig. 1 is be locked device and the active force sketch that cooperates frame side wall back shaft rail.
Fig. 2 is be locked device and the shearing distribution sketch that cooperates frame side wall back shaft rail.
Fig. 3 is the axle rail moment of flexure sketch that is locked device and cooperates frame side wall to support; The bending area that has also shown the axle rail among the figure is the situation of position on print zone just.
Fig. 4 is the schematic diagram of preferred embodiment of the present invention; Shown first fixator, second fixator fixed axis rail and the framework, and first and second fixator is configured in the situation of position, framework support sector both sides.
Fig. 5 is the partial schematic sectional view of Fig. 4.
Fig. 6 is first and second fixator of locking and the active force sketch that cooperates framework support sector back shaft rail.
Fig. 7 is first and second fixator of locking and the shearing distribution sketch that cooperates framework support sector back shaft rail.
Fig. 8 is first and second fixator of locking and the axle rail moment of flexure sketch that cooperates the support of framework support sector; Shown that the axle rail of position on print zone can not produce crooked situation.
Fig. 9 is the present invention one embodiment schematic diagram of deriving; Two support sectors having described to be arranged on framework are configured in the situation of position, fixator both sides.
Figure 10 is the partial schematic sectional view of Fig. 9.
[main element symbol description]
10 frameworks, 11 sidewalls
12,13 support sectors
The 12b left side, 12a the right
20 rail 21 ends
30 printer devices, 31 carrying ink box devices
32 belts, 33 print zones
40 spacing distances
50,60 fixators
51 first fixators, 52 second fixators
S1, s2 distance
X1, x2 distance
The specific embodiment
For novelty, the characteristics that the present invention had, and other purpose and effect, will cooperate appended graphic explanation in detail hereinafter, and be tending towards understanding; As shown in the figure:
See also Fig. 4, Fig. 5, the present invention is used to carry the axle rail fixed structure of printhead, comprises the combination of a framework and a rail; Generally respectively with Ref. No. 10,20 expressions.Framework 10 is arranged on one and prints machine 30 inside; Described printer device 30 has been selected ink-jet printer embodiment as an illustration; Therefore, this printer device 30 has a printhead and carrying ink box device 31.In the embodiment that is adopted, framework 10 is provided with a sidewall 11 and the support sector 12 that is formed on the sidewall 11; Described first support sector 12 is the two ends 21 that are used for supporting this rail 20, and makes spacing distance 40 of formation between a rail 20 and the framework 10.Axle rail 20 is to be used to carry printhead and carrying ink box device 31, and allows head cartridge carrier 31 drive through a belt 32, and moves back and forth on axle rail 20, carries out print job on a print zone 32.
Fig. 4, Fig. 5 have shown that also this rail 20 is provided with a fixator 50, is fixed together axle rail 20 and framework 10; Fixator 50 can be selected rivet, screw or its analog.In adopting preferred embodiment, this fixator 50 has comprised one first fixator 51 and one second fixator 52; The configuring area of this first and second fixator 51,52 or position distribution are in the areas at both sides of this sidewall support sector 12.Fig. 5 has described the right-hand part of Fig. 4, and we are defined as left side 12b and the right 12a respectively with the both sides of support sector 12 among the figure; It has shown that first fixator 51 is configured in the right 12a of support sector 12; Second fixator 52 is configured in the left side 12b of support sector 12.And make first fixator 51 to support sector 12 apart from s1 equal second fixator 52 to support sector 12 apart from s2, and it is crooked to stop this rail 20 to produce jointly, influences the situation of print quality.
What must be illustrated is, cooperate the structure kenel of support sectors' 12 fixed axis rails 20, Fig. 6, Fig. 7, Fig. 8 to describe to lock first and second fixator 51,52 respectively and cooperate the trying hard to of sidewall support sector 12 back shaft rails 20, shear diagram and bending moment diagram according to this first and second fixator 51,52.The moment of flexure quantitative change of comparison diagram 8 and Fig. 3 is shape emotionally, can understand the problem that disposed first and second fixator 51,52 at axle rail 20 two ends 21 respectively and can improve aforementioned discussion (directly using fixator that axle rail two ends are locked at means on the framework), 20 crooked situations at print zone 33 of a rail are reduced as much as possible; Shown among the figure that an axle rail 20 equals 0 in the moment of flexure amount of print zone 33, promptly an axle rail 20 can not produce diastrophic situation at print zone 33, makes moving on axle rail 20 that this printhead and carrying ink box device 31 can be level and smooth.
Comprised a fixing means according to this axle rail fixed structure that is used to carry printhead, described fixing means comprises:
One program (a) is provided with one first fixator 51 respectively at axle rail 20 two ends 21; Please refer to position or direction that Fig. 5 shows, this first fixator 51 is configured in the left side or the right of this sidewall support sector 12, has shown among the figure that first fixator 51 is configured in the right 12a of support sector 12; And
One program (b) is provided with one second fixator 52 respectively at axle rail 20 two ends 21; With respect to the position of this first fixator 51, described second fixator 52 is configured in the right or the left side of this sidewall support sector 12; Fig. 5 has shown that second fixator 52 is configured in the left side 12b of support sector 12.That is to say that this first fixator 51 and second fixator 52 are configured in the both sides of this support sector 12 respectively; And, make first fixator 51 to support sector 12 apart from s1 equal second fixator 52 to support sector 12 apart from s2.
See also Fig. 9, Figure 10, in an embodiment who derives, the two ends 21 of this rail 20 are fixed on the framework 10 by a fixator 60; And framework 10 is provided with two pairs of support sectors 12,13, and each is supported on the two ends 21 of this rail 20 respectively to support sector 12,13.Shown among the figure on the position on each is distributed in fixator 60 to support sector 12,13 both sides, be used for supporting axis rail 20.Figure 10 has described the right-hand part of Fig. 9, has shown 12 left sides at fixator 60 of support sector among the figure; 13 the right of support sector at fixator 60.And, make support sector 12 to fixator 60 apart from x1 equal support sector 13 to fixator 60 apart from x2.
Representational, this is used to carry the axle rail fixed structure and the fixing means thereof of printhead, under the condition that provides a structure to simplify, has comprised following design consideration:
1. compared to the foregoing data problem, the respective outer side edges kenel of this fixator 50,60, axle rail 20 and framework support sector 12,13 is through special design and arrangement, make this rail 20 produce crooked situation at print zone 33 and reduced to minimum as much as possible, it also reflects can improve direct use fixator axle rail two ends are locked at the means on the framework and the situation of existing structure complexity.
And, the respective outer side edges kenel of this fixator 50,60, axle rail 20 and framework support sector 12,13 does not need to offer the structure of groove and cantilever on framework; Therefore, can not influence the structural strength that framework 10 fitted shaft rails 20 are fixed; When moving back and forth to carry out, column print head and carrying ink box device 31 produce the situation of vibrations when printing on axle rail 20, and in the process of carrying, providing and delivering or keeping in repair, the axle rail causes situations such as displacement or calmodulin binding domain CaM come to harm because of the bump of carelessness, is also dropped to minimum as much as possible.
But the above is a possible embodiments of the present invention only, is not to be used for limiting scope of the invention process, and promptly all equalizations of being done according to claim scope of the present invention change and modify, and are all claim of the present invention and contain.
Claims (21)
1. an axle rail fixed structure that is used to carry printhead is characterized in that, comprises the combination of a framework and a rail;
This framework is arranged on one and prints machine intimate, and described printer device has a print zone;
Framework is provided with at least one support sector, and described support sector is supported on the two ends of this rail;
This rail is provided with one first fixator and one second fixator, and axle rail and frame fixation are in the same place; And
The allocation position of this first and second fixator is distributed on the areas at both sides of this support sector.
2. the axle rail fixed structure that is used to carry printhead as claimed in claim 1; It is characterized in that this first fixator equals the distance of second fixator to support sector to the distance of support sector.
3. the axle rail fixed structure that is used to carry printhead as claimed in claim 1; It is characterized in that this first fixator is configured in the right of support sector; Second fixator is configured in the left side of support sector.
4. the axle rail fixed structure that is used to carry printhead as claimed in claim 1; It is characterized in that, form a spacing distance between this rail and the framework.
5. the axle rail fixed structure that is used to carry printhead as claimed in claim 1; It is characterized in that this rail bearing carries a printhead and carrying ink box device; And, printhead and carrying ink box device are moved back and forth on the axle rail.
6. the axle rail fixed structure that is used to carry printhead as claimed in claim 1; It is characterized in that this framework is provided with a sidewall; And, this support sector is formed on this sidewall.
7. as claim 1 or 2 or 3 or 4 or the 5 or 6 described axle rail fixed structures that are used to carry printhead; It is characterized in that this first and second fixator is selected the kenel of rivet.
8. as claim 1 or 2 or 3 or 4 or the 5 or 6 described axle rail fixed structures that are used to carry printhead; It is characterized in that this first and second fixator is selected the kenel of screw.
9. as claim 1 or 2 or 3 or 4 or the 5 or 6 described axle rail fixed structures that are used to carry printhead; It is characterized in that this rail equals 0 in the moment of flexure amount of this print zone.
10. an axle rail fixed structure that is used to carry printhead is characterized in that, comprises the combination of a framework and a rail;
This rail has two ends, is fixed on the framework by a fixator respectively;
This framework is arranged on one and prints machine intimate, and described printer device has a print zone;
Framework is provided with two pairs of support sectors, and each is supported on the two ends of this rail respectively to support sector; And
This each support sector is distributed on the position on both sides of fixator.
11. the axle rail fixed structure that is used to carry printhead as claimed in claim 10; It is characterized in that this support sector (12) equals the distance of support sector (13) to fixator to the distance of fixator.
12. the axle rail fixed structure that is used to carry printhead as claimed in claim 10; It is characterized in that this support sector (12) position is on the left side of fixator; Support sector (13) position is on the right of fixator.
13. the axle rail fixed structure that is used to carry printhead as claimed in claim 10; It is characterized in that, form a spacing distance between this rail and the framework.
14. the axle rail fixed structure that is used to carry printhead as claimed in claim 10; It is characterized in that this rail bearing carries a printhead and carrying ink box device; And, printhead and carrying ink box device are moved back and forth on the axle rail.
15. as claim 10 or 11 or 12 or the 13 or 14 described axle rail fixed structures that are used to carry printhead; It is characterized in that this fixator is selected the kenel of rivet.
16. as claim 10 or 11 or 12 or the 13 or 14 described axle rail fixed structures that are used to carry printhead; It is characterized in that this fixator is selected the kenel of screw.
17. as claim 10 or 11 or 12 or the 13 or 14 described axle rail fixed structures that are used to carry printhead; It is characterized in that this rail equals 0 in the moment of flexure amount of this print zone.
18. an axle rail fixing means that is used to carry printhead is characterized in that described fixing means comprises:
One program (a) is provided with one first fixator respectively at the two ends of a rail; And
One program (b) is provided with one second fixator respectively at the two ends of axle rail;
This first fixator is in the same place an axle rail and a frame fixation with one second fixator.
19. the axle rail fixing means that is used to carry printhead as claimed in claim 18; It is characterized in that this framework is provided with a support sector, the two ends of back shaft rail; And the allocation position of this first and second fixator is distributed on the areas at both sides of this support sector.
20. the axle rail fixing means that is used to carry printhead as claimed in claim 19; It is characterized in that this first fixator equals the distance of second fixator to support sector to the distance of support sector.
21. the axle rail fixing means that is used to carry printhead as claimed in claim 19; It is characterized in that this first fixator is configured in the right of support sector; This second fixator is configured in the left side of support sector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101761406A CN102233754A (en) | 2010-05-05 | 2010-05-05 | Shaft rail fixing structure and method for bearing printing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101761406A CN102233754A (en) | 2010-05-05 | 2010-05-05 | Shaft rail fixing structure and method for bearing printing head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102233754A true CN102233754A (en) | 2011-11-09 |
Family
ID=44885049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101761406A Pending CN102233754A (en) | 2010-05-05 | 2010-05-05 | Shaft rail fixing structure and method for bearing printing head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102233754A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1268440A (en) * | 1994-10-06 | 2000-10-04 | 株式会社Pfu | Mechaism for adjusting parallel of printing head |
| JP2003312001A (en) * | 2002-04-25 | 2003-11-06 | Canon Inc | Inkjet printer |
| JP2004268338A (en) * | 2003-03-06 | 2004-09-30 | Seiko Epson Corp | Liquid injection device |
| CN2803704Y (en) * | 2003-04-25 | 2006-08-09 | 兄弟工业株式会社 | Image forming appts and image scanner |
-
2010
- 2010-05-05 CN CN2010101761406A patent/CN102233754A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1268440A (en) * | 1994-10-06 | 2000-10-04 | 株式会社Pfu | Mechaism for adjusting parallel of printing head |
| JP2003312001A (en) * | 2002-04-25 | 2003-11-06 | Canon Inc | Inkjet printer |
| JP2004268338A (en) * | 2003-03-06 | 2004-09-30 | Seiko Epson Corp | Liquid injection device |
| CN2803704Y (en) * | 2003-04-25 | 2006-08-09 | 兄弟工业株式会社 | Image forming appts and image scanner |
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Application publication date: 20111109 |