CN205785253U - A kind of code-disc aligning device - Google Patents
A kind of code-disc aligning device Download PDFInfo
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- CN205785253U CN205785253U CN201620102547.7U CN201620102547U CN205785253U CN 205785253 U CN205785253 U CN 205785253U CN 201620102547 U CN201620102547 U CN 201620102547U CN 205785253 U CN205785253 U CN 205785253U
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Abstract
This utility model provides a kind of code-disc aligning device, it includes base (1) and is arranged at the bearing chamber of described base (1) central position, also include rotating shaft (2) that bottom puts in described bearing chamber and be sheathed on the code-disc (3) at this rotating shaft (2) tip position, upper at described base (1), be positioned at the horizontal direction side of described rotating shaft (2) and be additionally provided with at least one and horizontal direction can move to regulate the regulation of mental activities structure of offset size between described code-disc (3) center and described rotating shaft (2) center.By code-disc aligning device of the present utility model, it is possible to the quantitative adjusting of the offset being effectively realized in code-disc installation process；Can effectively reduce the requirement to workman's workmanship during code-disc regulation of mental activities, improve work efficiency；Service behaviour and the certainty of measurement of photoelectric encoder can also be effectively guaranteed.
Description
Technical field
This utility model belongs to field of photoelectric technology, is specifically related to a kind of code-disc aligning device.
Background technology
Photoelectric encoder is a kind of to integrate light, mechanical, electrical angle-measuring equipment, converts optical signals into the signal of telecommunication by frame for movement and signal processing circuit, thus realizes the direct or indirect measurement of the multiple physical quantitys such as diagonal displacement, position and speed.Wherein, the offset of code-disc will directly influence service behaviour and the certainty of measurement of photoelectric encoder, be to produce the key element controlled, and therefore the correct installation method of code-disc is to ensure that the important guarantee whether encoder can normally work.Existing encoder producer is general under the microscope, the adjustment of code-disc offset is realized by the way of workman taps code-disc edge, this mode has high requirement to the workmanship of workman, and regulated efficiency is the highest, can not realize again the quantitative adjusting of offset simultaneously.
Due to photoelectric encoder of the prior art due to exist 1, offset can not quantitative adjusting problem in installation process for code-disc；2, code-disc is to technical problems such as workman's workmanship height and inefficiencies during regulation of mental activities, and therefore this utility model research design goes out a kind of code-disc aligning device.
Utility model content
Therefore, the technical problems to be solved in the utility model be to overcome code-disc of the prior art exist the offset in installation process and between rotating shaft or axiality can not the defect of quantitative adjusting, thus provide a kind of code-disc aligning device.
This utility model provides a kind of code-disc aligning device, it includes base and is arranged at the bearing chamber of described base central position, also include that bottom puts in the rotating shaft in described bearing chamber and is sheathed on the code-disc at this rotating shaft tip position, on described base, in the horizontal direction side of described rotating shaft, be additionally provided with at least one horizontal direction can move to regulate the regulation of mental activities structure of offset size between described code-disc center and described spindle central.
Preferably, described regulation of mental activities structure includes the first regulation of mental activities parts being arranged on the left of described rotating shaft horizontal direction and is arranged at the second regulation of mental activities parts on the right side of described rotating shaft horizontal direction.
Preferably, described first regulation of mental activities parts include the first support being arranged on described base and are arranged at the first differential head of described first pedestal upper end；And/or, described second regulation of mental activities parts include the second support being arranged on described base and are arranged at the second differential head of described second pedestal upper end.
Preferably, the position being positioned at described first support on described base offers the first U-lag moved horizontally wherein so that described first support, and " U " word opening of described first U-lag is toward or away from described rotating shaft；And/or, the position being positioned at described second support on described base offers the second U-lag moved horizontally wherein so that described second support, and " U " word opening of described second U-lag is toward or away from described rotating shaft.
Preferably, described first U-lag becomes to be symmetrically arranged relative to described rotating shaft with described second U-lag.
Preferably, the cross sectional shape that described base is vertically gone up is the shape of the convex "Ji" type in middle part, and described regulation of mental activities structure is arranged on the middle part surface of this "Ji" type base, and described bearing chamber is arranged at the central position of this middle part surface.
A kind of code-disc aligning device that this utility model provides has the advantages that
1., by code-disc aligning device of the present utility model and regulation of mental activities method, it is possible to the quantitative adjusting of the offset being effectively realized in code-disc installation process, in solution code-disc installation process, offset can not quantitative adjusting problem；
2. can effectively reduce the requirement to workman's workmanship during code-disc regulation of mental activities, improve work efficiency, solve during code-disc regulation of mental activities the high and inefficiency problem to workman's workmanship.
3. it is effectively guaranteed service behaviour and the certainty of measurement of photoelectric encoder.
Accompanying drawing explanation
Fig. 1 is the code-disc aligning device of the present utility model generalized section at the vertical direction of rotating shaft installed position.
In figure, reference is expressed as:
1 base, 12 first U-lags, 13 second U-lags, 2 rotating shafts, 3 code-discs, 4 first regulation of mental activities parts, 41 first supports, 42 first differential heads, 5 second regulation of mental activities parts, 51 second supports, 52 second differential heads, 6 axle sleeves, 7 bearings.
Detailed description of the invention
As shown in Figure 1, this utility model provides a kind of code-disc aligning device, it includes base 1 and is arranged at the bearing chamber (preferably circular hole) of described base 1 central position, also include bottom put in described bearing chamber rotating shaft 2 and be sheathed on the code-disc 3 at this rotating shaft 2 tip position, on described base 1, in the horizontal direction side of described rotating shaft 2, be additionally provided with at least one horizontal direction can move to regulate the regulation of mental activities structure of offset (axiality) size between described code-disc 3 center and described rotating shaft 2 center.
By code-disc aligning device of the present utility model, by can the quantitative adjusting of offset (offset between code-disc center and described spindle central or axiality) that can be effectively realized in code-disc installation process of the regulation of mental activities structure of horizontal direction (left and right and/or front and back) movement, solving offset in code-disc installation process can not the problem of quantitative adjusting, code-disc is overlapped as much as possible with the center of rotating shaft, reaches axiality；Can also effectively reduce the requirement to workman's workmanship during code-disc regulation of mental activities, improve work efficiency, solve during code-disc regulation of mental activities the high and inefficiency problem to workman's workmanship；It is effectively guaranteed service behaviour and the certainty of measurement of photoelectric encoder.
Preferably, described regulation of mental activities structure includes the first regulation of mental activities parts 4 being arranged on the left of described rotating shaft 2 horizontal direction and is arranged at the second regulation of mental activities parts 5 on the right side of described rotating shaft 2 horizontal direction.Move horizontally the offset between code-disc and rotating shaft is adjusted on the left of the horizontal direction of code-disc by being arranged at the first regulation of mental activities parts on the left of rotating shaft horizontal direction, move horizontally the offset between code-disc and rotating shaft is adjusted on the right side of the horizontal direction of code-disc by being arranged at the second regulation of mental activities parts on the right side of rotating shaft horizontal direction, be finally reached and offset is adjusted to the least purpose.
Preferably, described first regulation of mental activities parts 4 include the first support 41 being arranged on described base 1 and the first differential head 42 being arranged at described first support 41 upper end；And/or, described second regulation of mental activities parts 5 include the second support 51 being arranged on described base 1 and the second differential head 52 being arranged at described second support 51 upper end.The most fixing support and the effect driving the first differential head to move horizontally is played by the first support, do the motion of horizontal direction (include left and right and fore-and-aft direction) by the first differential head and then the offset of code-disc and rotating shaft carried out regulation on the left of level (when on the left of code-disc is centrally located at spindle central level, moved right, so that Liang Ge center overlaps as much as possible by the first differential head movement progress code-disc level on the right side of level)；The most fixing support and the effect driving the second differential head to move horizontally is played by the second support, do the motion of horizontal direction (include left and right and fore-and-aft direction) by the second differential head and then the offset of code-disc and rotating shaft carried out regulation on the right side of level (when on the right side of code-disc is centrally located at spindle central level, it is moved to the left, so that Liang Ge center overlaps as much as possible by the second differential head movement progress code-disc level on the left of level).
It is further preferred that preferably, described first differential head 42 fixing (preferably by the locknut of self) is arranged on described first support 41；And/or, described second differential head 52 fixing (preferably by the locknut of self) is arranged on described second support 51.So can be driven the first left horizontal ground motion of differential head by the motion of the first support and then reach to regulate the purpose of offset between code-disc and rotating shaft；The second left horizontal ground motion of differential head can be driven by the motion of the second support and then reach to regulate the purpose of offset between code-disc and rotating shaft.
Preferably, the position being positioned at described first support 41 on described base 1 offers the first U-lag 12 moved horizontally wherein so that described first support 41, and " U " word opening of described first U-lag 12 is toward or away from described rotating shaft 2；And/or, the position being positioned at described second support 51 on described base 1 offers the second U-lag 13 moved horizontally wherein so that described second support 51, and " U " word opening of described second U-lag 13 is toward or away from described rotating shaft 2.The first U-lag is offered by being positioned at the position of described first support on base, enable to the first support do the left and right of horizontal direction along the orbital direction of the first U-lag and seesaw, thus reach to drive the purpose of differential head horizontal movement, regulation code-disc and the offset of rotating shaft；The second U-lag is offered by being positioned at the position of described second support on base, enable to the second support do the left and right of horizontal direction along the orbital direction of the second U-lag and seesaw, thus reach to drive the purpose of differential head horizontal movement, thus regulate the offset of code-disc and rotating shaft, by " U " word opening toward or away from described rotating shaft be in order to realize to code-disc direction to greatest extent complete motion, most possibly reach regulate code-disc offset effect.And can be according to the size of code-disc external diameter so that first and second support moves left and right in U-shaped hole, with the use requirement of satisfied different code-disc regulation of mental activities.
Preferably, described first U-lag 12 becomes to be symmetrically arranged relative to described rotating shaft 2 with described second U-lag 13.So can realize the symmetric motion of first, second differential head as much as possible so that the center of code-disc is adjusted to spindle central overlap as far as possible.
Preferably, between described code-disc 3 and described rotating shaft 2, it is provided with the axle sleeve 6 of annular.Enable to code-disc be enclosed within axle sleeve by arranging the axle sleeve of annular; and then be enclosed within rotating shaft; realize the fixation of code-disc in rotary course to prevent from coming off, and be made up of glass material owing to code-disc is usually, axle sleeve is set and also is able to further code-disc be played a protective role in rotary course.
Preferably, also include the bearing 7 for supporting described rotating shaft 2 being arranged in described bearing chamber, between wherein said bearing 7 and described rotating shaft 2, described base 1, be interference fit.Bearing is set and can effectively act as the effect that countershaft carries out supporting, described rotating shaft 2 is assemblied on described base 1 by bearing 7, for connecting code-disc assembly, the offset of code-disc can be observed by the rotation of rotating shaft, and the face contacted of bearing, rotating shaft and base three is set to interference fit can further enhance effect and the effect of supporting, improve structural strength and operating service life.
Preferably, the cross sectional shape that described base 1 is vertically gone up is the shape of the convex "Ji" type in middle part, and described regulation of mental activities structure is arranged on the middle part surface of this "Ji" type base, and described bearing chamber is arranged at the central position of this middle part surface.By the shape that cross section is "Ji" type that base is arranged on vertical direction, and make regulation of mental activities structure be arranged on the middle part surface of this "Ji" type base in addition to can exchanging core structure and rotating shaft, code-disc carry out the effect supported, rotating shaft can also be stretched out middle part surface via this circular port, reach effect that is the most fixing and that support rotating shaft, complete the regulation of offset.
This utility model also provides for the control method (or claiming regulation of mental activities method) of a kind of code-disc offset, and it uses aforesaid code-disc aligning device, is adjusted the offset between code-disc and rotating shaft.By using aforesaid code-disc aligning device, by can the quantitative adjusting of offset (offset between code-disc center and described spindle central or axiality) that can be effectively realized in code-disc installation process of the regulation of mental activities structure of horizontal direction (left and right and/or front and back) movement, solving offset in code-disc installation process can not the problem of quantitative adjusting, code-disc is overlapped as much as possible with the center of rotating shaft, reaches axiality；Can also effectively reduce the requirement to workman's workmanship during code-disc regulation of mental activities, improve work efficiency, solve during code-disc regulation of mental activities the high and inefficiency problem to workman's workmanship；It is effectively guaranteed service behaviour and the certainty of measurement of photoelectric encoder.
Preferably, when code-disc offset adjusts, first controlled code-disc is fixed in rotating shaft, when regulation of mental activities structure includes the first differential head and the second differential head, the height of described first and second differential heads is identical, and regulation code-disc and rotating shaft make the height of code-disc essentially identical with the height of described first, second differential head.Code-disc height should be near differential head center line, in order to follow-up adjustment or prepare for subsequent tuning process, prevents that code-disc aspect ratio differential grease head highness is high or low occurs that dislocation causes the phenomenon that cannot realize regulation to occur.
Preferably, then whole aligning device is placed under the microscope, the rotating shaft (the most manually rotating) of rotary aligning device, make code-disc under rotation status, (basic circle is arranged on code-disc to observe the basic circle being positioned on its excircle on code-disc, it is positioned on the excircle of code-disc) (observe the reference that datum line is used to judge the offset of basic circle with observation datum line, can arrange according to practical situation during debugging；Observing datum line utilizes microscope software kit to draw, represent the most eccentric time tangent with basic circle, represent eccentric time crossing, till needing to be adjusted to code-disc make the two tangent, observe datum line to be preferably disposed on observation element, further preferably observing element is microscope) departure degree, to determine the adjustment amount of two differential heads.To realize a regulation process of offset, the axle center of regulation to the circle with rotating shaft making code-disc overlaps as much as possible.
Preferably, repeat above-mentioned adjustment process, until within the offset (or axiality) between code-disc center and described spindle central is adjusted to 5um, completing the regulation of mental activities process of code-disc；Reaching in range of error (5um) with the offset of regulation code-disc center and spindle central, be advisable not affecting the certainty of measurement of photoelectric encoder, the concrete numerical value of this range of error draws through abundant experimental results.For this method of adjustment the most manually taps code-disc edge, the purpose of adjustment code-disc offset quick, accurate can be reached, it is ensured that the service behaviour of photoelectric encoder and certainty of measurement.
The most of the present utility model preferred embodiment is described below
Code-disc aligning device of the present utility model, as it is shown in figure 1, be made up of base, support, differential head, rotating shaft and bearing, utilizes the fine adjustment function of differential head, it is achieved the accurate adjustment of code-disc offset.
Whole device is played a supporting role by described base, it is characterized in that having bearing chamber and symmetry U-lag, to meet the installation requirement of other parts；
Described support is fixed on the U-lag of base by screw and nut, and can move left and right on U slotted eye according to the size of code-disc external diameter, with the use requirement of satisfied different code-disc regulation of mental activities；
Described differential head is fixed on support by the locknut of self, and its Adjustment precision requires 1um and following, is realized the accurate adjustment of code-disc offset by the fine adjustment function of self；
Described rotating shaft is assemblied on base by bearing, is used for connecting code-disc assembly, can be observed the offset of code-disc by the rotation of self, uses interference fit between its middle (center) bearing and rotating shaft and base.
When code-disc offset adjusts, first will be adjusted code-disc assembly and be fixed in rotating shaft, its code-disc height should be near differential head center line, in order to follow-up adjustment；Then whole device is placed under the microscope, the rotating shaft of manual rotation aligning device, make code-disc under rotation status, observe the departure degree of the basic circle on code-disc and datum line, to determine the adjustment amount of two micrometer heads；Repeat above-mentioned adjustment process, until within code-disc axiality is adjusted to 5um；For this method of adjustment the most manually taps code-disc edge, the purpose of adjustment code-disc offset quick, accurate can be reached, it is ensured that the service behaviour of photoelectric encoder and certainty of measurement.
Those skilled in the art is it is easily understood that on the premise of not conflicting, above-mentioned each advantageous manner can freely combine, superposition.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; on the premise of without departing from this utility model know-why; can also make some improvement and modification, these improve and modification also should be regarded as protection domain of the present utility model.
Claims (6)
1. a code-disc aligning device, it is characterized in that: include base (1) and be arranged at the bearing chamber of described base (1) central position, also include rotating shaft (2) that bottom puts in described bearing chamber and be sheathed on the code-disc (3) at this rotating shaft (2) tip position, upper at described base (1), be positioned at the horizontal direction side of described rotating shaft (2) and be additionally provided with at least one and horizontal direction can move to regulate the regulation of mental activities structure of offset size between described code-disc (3) center and described rotating shaft (2) center.
A kind of code-disc aligning device the most according to claim 1, it is characterised in that: described regulation of mental activities structure includes the first regulation of mental activities parts (4) being arranged on the left of described rotating shaft (2) horizontal direction and the second regulation of mental activities parts (5) being arranged on the right side of described rotating shaft (2) horizontal direction.
A kind of code-disc aligning device the most according to claim 2, it is characterised in that: described first regulation of mental activities parts (4) include the first support (41) being arranged on described base (1) and are arranged at the first differential head (42) of described first support (41) upper end；And/or, described second regulation of mental activities parts (5) include the second support (51) being arranged on described base (1) and are arranged at the second differential head (52) of described second support (51) upper end.
A kind of code-disc aligning device the most according to claim 3, it is characterized in that: the position being positioned at described first support (41) on described base (1) offers the first U-lag (12) moved horizontally wherein so that described first support (41), and " U " word opening of described first U-lag (12) is toward or away from described rotating shaft (2)；And/or, the position being positioned at described second support (51) on described base (1) offers the second U-lag (13) moved horizontally wherein so that described second support (51), and " U " word opening of described second U-lag (13) is toward or away from described rotating shaft (2).
A kind of code-disc aligning device the most according to claim 4, it is characterised in that: described first U-lag (12) becomes to be symmetrically arranged relative to described rotating shaft (2) with described second U-lag (13).
6. according to a kind of code-disc aligning device one of claim 1-5 Suo Shu, it is characterized in that: the cross sectional shape that described base (1) is vertically gone up is the shape of the convex "Ji" type in middle part, described regulation of mental activities structure is arranged on the middle part surface of this "Ji" type base, and described bearing chamber is arranged at the central position of this middle part surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620102547.7U CN205785253U (en) | 2016-02-01 | 2016-02-01 | A kind of code-disc aligning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620102547.7U CN205785253U (en) | 2016-02-01 | 2016-02-01 | A kind of code-disc aligning device |
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| Publication Number | Publication Date |
|---|---|
| CN205785253U true CN205785253U (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620102547.7U Withdrawn - After Issue CN205785253U (en) | 2016-02-01 | 2016-02-01 | A kind of code-disc aligning device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571621A (en) * | 2016-02-01 | 2016-05-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Encoding disc aligning device and aligning method |
-
2016
- 2016-02-01 CN CN201620102547.7U patent/CN205785253U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571621A (en) * | 2016-02-01 | 2016-05-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Encoding disc aligning device and aligning method |
| CN105571621B (en) * | 2016-02-01 | 2018-01-26 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of code-disc aligning device and aligning method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161207 Effective date of abandoning: 20180126 |
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| AV01 | Patent right actively abandoned |