CN1885898B - Machine core structure of scanner - Google Patents
Machine core structure of scanner Download PDFInfo
- Publication number
- CN1885898B CN1885898B CN2005100795052A CN200510079505A CN1885898B CN 1885898 B CN1885898 B CN 1885898B CN 2005100795052 A CN2005100795052 A CN 2005100795052A CN 200510079505 A CN200510079505 A CN 200510079505A CN 1885898 B CN1885898 B CN 1885898B
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- core structure
- machine core
- lens
- sensing module
- bare engine
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Abstract
The disclosed core structure of a scanning device comprises: a sensing module with a lens and an image sensor, two grooves on lens sides, and two guide holes on ship side of groove; and an optical-mechanical module with a lens group and two line rails opposite to former grooves and screw bases opposite to former holes. This invention is benefit to assemble fast and precisely.
Description
Technical field
The present invention relates to a kind of machine core structure of scanning means, particularly relate to a kind of machine core structure that combines by bare engine module and sensing module.
Background technology
The operation principles of common scanning means can be with reference to Fig. 1: at first, a light source 111 provides on irradiate light to an original copy 12; Then, after light signal that original copy 12 reflects is through a plurality of eyeglasses 112 reflections, enter in the lens 113, and imaging to an imageing sensor 114 for example Charged Coupled Device (CCD) go up and light signal be converted to an analog electrical signal; After being converted to digital signal, exports an analog-digital converter (not shown) more at last.And in scanning means 1, a plurality of eyeglasses 112, lens 113 and imageing sensor 114 all are integrated in the machine core structure 11, and can move whole machine core structure 11 by a drive unit (not shown), to finish the scanning motion of whole part of original copy 12; Wherein, distance between each eyeglass 112, lens 113 and the imageing sensor 114 has been passed through accurate calculating all, and definition original copy 12 to the distance at lens 113 centers is an object distance, distance from lens 113 centers to imageing sensor 114 is an image distance, and the magnification ratio of whole machine core structure 11 then is the ratio of image distance and object distance.
But, when actual when carrying out the assembling operation of machine core structure 1, the assembler then must be repeatedly and adjust the position of lens 113 and imageing sensor 114 before and after on the light path direction repeatedly after, just may allow between image distance and the object distance ratio just the size of magnification ratio reach the set goal, and allow original copy 12 accurately and intactly be imaged on the imageing sensor 114.Therefore, in the process that machine core structure is assembled, need a kind of design of debugging in the school of simplifying badly, allow the quick school of interior each assembly of machine core structure transfer when finishing, the magnification ratio of whole machine core structure also can meet the size of expection.
Summary of the invention
The object of the present invention is to provide a kind of machine core structure of scanning means, debugs in the school that allows the assembler can finish machine core structure quickly and accurately.
In order to achieve the above object,, the invention provides a kind of machine core structure of scanning means, its bare engine module of integrating the sensing module of lens and imageing sensor by one and being provided with lens set is formed; Wherein, be formed with groove and guide hole on the sensing module, then form corresponding line style track and screw seat on the bare engine module.Therefore, when a screw by guide hole and when being fixed in the screw seat, sensing module just can repeatedly be put on bare engine module, and can be by the chimeric of groove and line style track can before and after the school of carrying out magnification ratio of sliding debug.
That is to say that the invention provides a kind of machine core structure of scanning means, it comprises: a sensing module, this sensing module comprise lens and an imageing sensor, and form two grooves in this lens both sides, and form two guide holes that connect in this groove outside; And a bare engine module, this bare engine module comprises a lens set, and is formed with to two line style tracks that should the groove external form and to two screw seats that should guide hole.
According to above-mentioned design, the machine core structure of this scanning means also comprises two-screw.
According to above-mentioned design, also comprise the elastic parts between this screw and this guide hole.
According to above-mentioned design, this elastic parts is a spring.
According to above-mentioned design, the machine core structure of this scanning means comprises that also a through hole is formed on this groove.
By the machine core structure of scanning means of the present invention, can make the assembler finish the adjustment of machine core structure quickly and accurately.
Description of drawings
Fig. 1 is the configuration diagram that shows the one scan device;
Fig. 2 is its decomposing schematic representation of machine core structure that shows a scanning means that preferred embodiment provides of the present invention;
Fig. 3 is the schematic perspective view that shows the machine core structure of a scanning means that preferred embodiment provides of the present invention; And
Fig. 4 is the part generalized section that shows when a sensing module that preferred embodiment provides of the present invention and bare engine module are combined into machine core structure.
Wherein, description of reference numerals is as follows:
1-scanning means; 11-machine core structure; 111-light source; 112-eyeglass; 113-lens;
114-imageing sensor; 12-original copy; 2-machine core structure; 21-sensing module;
211-lens; 212-imageing sensor; 213-fixture; 214-circuit board;
215-groove; 215-A through hole; 216-guide hole; 217-screw seat; 218-through hole;
22-bare engine module; 221-reflecting optics; 222-line style track; 223-screw seat;
224-transducer; 23-screw; 24-elastic parts; 25-fixing glue; 26-screw.
Embodiment
Next be detailed description of the present invention, and the description for scanning means itself does not comprise detailed contexture and operation principles in the following explanation, the prior art that the present invention continued to use is only done quoting of emphasis formula at this, to help elaboration of the present invention.And the icon of relevant machine core structure is not also according to the actual ratio drafting in the literary composition in following, and its effect is only giving expression to feature of the present invention.Secondly, when each assembly in the embodiments of the invention accompanying drawing or structure when describing explanation, should be with this as the cognition that qualification is arranged, promptly following explanation is during the restriction on the lay special stress on number, spirit of the present invention and range of application can spread to a plurality of assemblies or structure and the structure of depositing on.
A kind of machine core structure of scanning means is provided according to first preferred embodiment of the present invention, with reference to Fig. 2, this machine core structure 2 is mainly combined by a sensing module 21 and a bare engine module 22: include lens 211 and an imageing sensor 212 in the sensing module 21, wherein, lens 211 can be fixed on the sensing module 21 by a fixture 213, and sensing module 21 then is formed with a through hole (not shown) structure and stirs lens 211 in order to the assembler it is moved before and after on the light path direction in lens 211 belows; 212 of imageing sensors can be selected from a Charged Coupled Device (CCD), and are fixed on the sensing module 21 with its circuit board 214; And sensing module 21 is except being responsible for integrating lens 211 and the imageing sensor 212, more can do one with bare engine module 22 combines, therefore in the present embodiment, sensing module 21 is formed with the groove 215 of V-type or U type in the face of this side of bare engine module 22 in lens 211 both sides, and form the guide hole 216 that connects in two grooves, 215 outsides.
Continuation is with reference to Fig. 2, includes a set of lenses of being made up of a plurality of reflecting optics 221 in the bare engine module 22, and is formed with the line style track 222 of respective slot 215 external forms and to two screw seats 223 that should guide hole 216 positions in this side in the face of illuminant module 21; Thus, when after sensing module 21 is stacked on the bare engine module 22 and utilizes two-screw 23 by guide hole 216, being fixed in the screw seat 223, sensing module 21 just can be combined with bare engine module 22 as shown in Figure 3, and because groove 215 is chimeric mutually with line style track 222, therefore sensing module 21 just can slide before and after bare engine module 22 upper edge light path directions, and its moving range is then decided according to the length of guide hole 216.In addition, because the machine core structure 2 that present embodiment provided is combined by sensing module 21 and bare engine module 22, therefore be used for detecting whole machine core structure 2 and after scanning is finished, whether get back to 224 of the transducers of location (home sensor) and be arranged on the bare engine module 22, but not be arranged on the circuit board 214 of imageing sensor 212.
Known assembler then must be repeatedly and is adjusted the reason of lens and imageing sensor position repeatedly, and after just being to adjust lens position, image distance and object distance will change simultaneously, meets the magnification ratio of expection after therefore being difficult to rapidly lens be adjusted to the right place.And why the machine core structure of scanning means provided by the present invention independently is provided with sensing module and bare engine module and then with its reason of combining, debug in the school that will simplify machine core structure exactly: its principle is to be lens and imageing sensor are integrated in the sensing module and this school of image distance factor of transferring is fixed earlier, and then sensing module is incorporated on the bare engine module, afterwards by sensing module can be on bare engine module smooth sliding design and object distance can be adjusted to the size that meets magnification ratio, thereby can be fast and the school of finishing machine core structure simply debug.And sensing module provided by the present invention, be it is moved before and after on the light path direction and to adjust image distance being pre-formed a through hole below the zone of ccontaining lens thereby can stirring lens, and when imageing sensor and circuit board group thereof are filled on the sensing module, also can utilize general common adjustment machine-processed and image distance is adjusted to suitable size; But one of important spiritual of the present invention is in debugging in the school of magnification ratio, in advance the image distance between lens and the imageing sensor is fixed, so can be under the condition that image distance remains unchanged, on the light path direction, carry out the adjustment of object distance thereby allow the magnification ratio of machine core structure reach the value of expection.
Continuation is with reference to Fig. 3, keep a relation of combining closely between sensing module 21 and the bare engine module 22 in order to allow, therefore, present embodiment is except fixing sensing group 21 and bare engine module 22 by screw 23, more an elastic parts 24 can be set between screw 23 and guide hole, for example spring, shell fragment or plastic ring etc., thus, when screw 23 secured on the screw seat 223, elastic parts 24 just can be bestowed sensing module 21 1 downward pressure and make its bare engine module 22 of more fitting; But before screw 23 was not locked in screw seat 223 fully, the assembler still can allow sensing module 21 do one on bare engine module 22 and move forward and backward stably.
Simultaneously with reference to Fig. 2 and Fig. 3, when sensing module 21 has confirmed finally to be fixed on position on the bare engine module 22, present embodiment makes that except screw 23 being locked in fully on the screw seat 223 sensing module 21 and bare engine module 22 are completely fixed together, in also forming a through hole 215A on the sensing module 21 on groove 215 and allow line style track 222 surfaces of part expose to the open air out, so the assembler just since then through hole 215A inject a fixing glue (glue) 25 and make its contact line style track 222 backs increase the mechanism of ammonium fixation of another sensing modules 21 and bare engine module 22.
With reference to Fig. 4, part generalized section when its machine core structure 2 that is present embodiment provides is combined by sensing module 21 and bare engine module 22, it is chimeric mutually that section can be observed line style track 222 external forms of sensing module 21 formed groove 215 external forms and bare engine module 22 in lens 211 both sides thus, thereby sensing module 21 can slide on bare engine module 22 reposefully; And when the screw 23 in conjunction with elastic parts 24 is locked on the screw seat 223 by guide hole 216, more can gives sensing module 21 1 downward pressure and make its bare engine module 22 of more fitting.In addition, can observe also by this generalized section that a screw 26 is locked in after by fixture 213 on another screw seat 217 and lens 211 are fixed in situation on the sensing module 21, are arranged at below the lens 21 and stir through hole 218 positions of lens 21 for the assembler and its position signal of through hole 215A in order to provide fixing glue 25 to inject on the groove 215 is provided.
In the above-described embodiments, sensing module and bare engine module respectively the line style track by groove formed thereon and protrusion make sensing module can be on bare engine module parallel sliding, but in foundation other specific embodiment of the present invention, also can form line style track and groove on sensing module and bare engine module, it equally also can allow sensing module horizontal slip on bare engine module.
Above-described embodiment only is explanation technological thought of the present invention and characteristics; its purpose makes the personage who is familiar with this technology can understand content of the present invention and is implementing according to this; when not limiting scope of patent protection of the present invention with this; promptly the equalization of doing according to disclosed spirit generally changes or modifies, and must be encompassed in protection scope of the present invention.
Claims (5)
1. the machine core structure of a scanning means is characterized in that comprising:
One sensing module, this sensing module comprise lens and an imageing sensor, and form two grooves in this lens both sides, and form two guide holes that connect in this groove outside; And
One bare engine module, this bare engine module comprises a lens set, and is formed with to two line style tracks that should the groove external form and to two screw seats that should guide hole.
2. the machine core structure of scanning means as claimed in claim 1 is characterized in that also comprising that two are fixed in screw on the corresponding screw seat by described guide hole.
3. the machine core structure of scanning means as claimed in claim 2 is characterized in that also comprising the elastic parts between this screw and this guide hole.
4. the machine core structure of scanning means as claimed in claim 3 is characterized in that this elastic parts is a spring.
5. the machine core structure of scanning means as claimed in claim 1 is characterized in that also comprising that a through hole is formed on this groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100795052A CN1885898B (en) | 2005-06-22 | 2005-06-22 | Machine core structure of scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100795052A CN1885898B (en) | 2005-06-22 | 2005-06-22 | Machine core structure of scanner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1885898A CN1885898A (en) | 2006-12-27 |
| CN1885898B true CN1885898B (en) | 2010-07-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100795052A Expired - Fee Related CN1885898B (en) | 2005-06-22 | 2005-06-22 | Machine core structure of scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1885898B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10188225B2 (en) * | 2014-05-01 | 2019-01-29 | Mettler-Toledo, LLC | Adjustable scanner mounting assembly and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2311784Y (en) * | 1997-09-19 | 1999-03-24 | 泰威科技股份有限公司 | Scanner lens analytic angle regulator |
| US6219082B1 (en) * | 1999-12-09 | 2001-04-17 | Xerox Corporation | Printer raster output scanning system with differential screw micron level bow correction |
| CN2555513Y (en) * | 2002-08-14 | 2003-06-11 | 虹光精密工业（苏州）有限公司 | Adjusting scan module |
-
2005
- 2005-06-22 CN CN2005100795052A patent/CN1885898B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2311784Y (en) * | 1997-09-19 | 1999-03-24 | 泰威科技股份有限公司 | Scanner lens analytic angle regulator |
| US6219082B1 (en) * | 1999-12-09 | 2001-04-17 | Xerox Corporation | Printer raster output scanning system with differential screw micron level bow correction |
| CN2555513Y (en) * | 2002-08-14 | 2003-06-11 | 虹光精密工业（苏州）有限公司 | Adjusting scan module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1885898A (en) | 2006-12-27 |
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| C06 | Publication | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20061020 Address after: Wilmington Delaware Applicant after: Yudong Electric Slurry Technology Co., Ltd. Address before: Taiwan City, Taipei Applicant before: Zhishen Science and Technology Co., Ltd. |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100728 Termination date: 20110622 |