CN202735972U - Photoelectric rocker rod - Google Patents
Photoelectric rocker rod Download PDFInfo
- Publication number
- CN202735972U CN202735972U CN 201220442748 CN201220442748U CN202735972U CN 202735972 U CN202735972 U CN 202735972U CN 201220442748 CN201220442748 CN 201220442748 CN 201220442748 U CN201220442748 U CN 201220442748U CN 202735972 U CN202735972 U CN 202735972U
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- China
- Prior art keywords
- axis
- optical mouse
- guide
- lead rail
- rocking bar
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a photoelectric rocker rod comprising a rocker rod body, a telescopic connecting rod, a photoelectric mouse module, four guide rail shafts, an X-axis guide shaft, a Y-axis guide shaft, a processor, an X-axis laser emitter, an X-axis laser receiver, a Y-axis laser emitter and a Y-axis laser receiver. By restraining of the guide rail shafts and the guide shafts, rocking of the rocker rod body is converted into planar motion of the photoelectric mouse module, and the processor acquires signals of a photoelectric mouse chip to obtain coordinate variables and realizes digital measuring. The defect of poor accuracy of an existing two-dimensional potentiometer type rocker rod and the defect that with increase of accuracy of an existing photoelectric coding disc type rocker rod, cost is increased evidently are both overcome.
Description
Technical field
The utility model relates to rocking bar, particularly a kind of photo-electric rocking bar.
Background technology
Existing rocking bar has mainly been used the implementation method of two-dimentional potentiometer, and when rocking bar shook, the resistance of potentiometer changed, and determines the shaking quantity of rocking bar by resistance.Present potentiometer type rocking bar is subjected to easily environment such as temperature effect and produces drift, and precision is not high, and has the problems such as contact mechanical wear.
Application number be CN96102685.5 patent disclosure a kind of photoelectric digit rocking bar, used the principle of photoelectric coded disk, the shaking quantity of rocking bar is changed into the amount of spin of two photoelectric coded disks on the dimension, detect this amount of spin and oppositely conversion obtain the shaking quantity of rocking bar.Along with the raising of photoelectric coded disk precision, cost can significantly rise, and has therefore limited the further raising of precision.
The utility model content
For the above-mentioned shortcoming and deficiency that overcome prior art, the purpose of this utility model is to provide a kind of photo-electric rocking bar based on the optical mouse module, and precision is high and with low cost.
The purpose of this utility model is achieved through the following technical solutions:
A kind of photo-electric rocking bar comprises the rocking bar body of rod, extensible link, optical mouse module, four lead rail axis, the X-axis axis of guide, the Y-axis axis of guide, processor, X-axis generating laser, X-axis laser pickoff, Y-axis generating laser, Y-axis laser pickoff;
The described rocking bar body of rod is connected with the optical mouse module by described extensible link; Described extensible link comprises stopping bar and push rod, and described stopping bar is connected Compress Spring with push rod and connects;
The end to end rectangle that surrounds of described four lead rail axis; Every lead rail axis is provided with a lead rail axis slide block that slides along this lead rail axis;
The center of the described X-axis axis of guide, the Y-axis axis of guide is fixedly connected with the optical mouse module respectively; The two ends of the every axis of guide are provided with an axis of guide slide block that slides along this axis of guide;
Each lead rail axis slide block is fixedly connected with an axis of guide slide block;
The push rod of described extensible link is flat column, is provided with the strong reflection position perpendicular to X-axis with perpendicular to the side of Y-axis;
Described optical mouse module is electrically connected with processor.
The lower end of described extensible link is provided with multi-directional ball, is connected with the optical mouse module by the multi-directional ball support plinth of being located at optical mouse module upper surface.
Described strong reflection position is the white line that is arranged on the extensible link side.
Described optical mouse module comprises shell, optical mouse chip, mouse lens and is used for providing the LED of illuminating ray downwards; Described optical mouse chip is positioned at the mouse lens top; Described LED is positioned at optical mouse chip one side; Described optical mouse chip, mouse lens, LED are fixed in the shell; Described multi-directional ball support plinth is located at the upper surface of shell.
The true origin of above-mentioned photo-electric rocking bar is determined method, X-axis generating laser 8, Y-axis generating laser 10 are in normal bright state, and the light intensity that receives of X-axis laser pickoff 9, Y-axis laser pickoff 11 is not enough to cause that the output pin level of X-axis laser pickoff, Y-axis laser pickoff changes under normal circumstances.When light that the X-axis generating laser sends after the strong reflection position reflection perpendicular to the side of Y-axis on the push rod of extensible link, received by the X-axis laser pickoff, the output pin generation level of X-axis laser pickoff changes; After the output pin generation level that processor detects the X-axis laser pickoff changes, the horizontal ordinate of rocking bar position this moment is made as zero;
When light that the Y-axis generating laser sends after the strong reflection position reflection perpendicular to the side of X-axis on the push rod of extensible link, received by the Y-axis laser pickoff, the output pin generation level of Y-axis laser pickoff changes; After the output pin generation level that processor detects the Y-axis laser pickoff changes, the ordinate of rocking bar position this moment is made as zero.
Principle of the present utility model is as follows: the rocking bar body of rod is connected to the optical mouse module by extensible link, under the constraint of lead rail axis etc., shaking of the rocking bar body of rod is changed into the plane motion of optical mouse module.Described processor obtains the signal of the optical mouse chip in the optical mouse module, obtains the changes in coordinates amount; Simultaneously, in initialization and rocking bar use procedure, under the cooperation of X-axis generating laser, X-axis laser pickoff, Y-axis generating laser, Y-axis laser pickoff, realize the demarcation of true origin, the changes in coordinates amount is changed into coordinate figure.By the correction of mapping table, coordinate figure can be converted into the output quantity of shaking quantity than even variation, give follow-up equipment to be entered, thereby realize a kind of Novel rocker based on the optical mouse principle.
Compared with prior art, the utlity model has following advantage and beneficial effect:
The utility model is by using the optical mouse module of generally using, constraint by lead rail axis and the axis of guide, shaking of the rocking bar body of rod changed into the plane motion of optical mouse module, obtain the signal of optical mouse chip by processor, obtain the changes in coordinates amount, realize digital measurement, overcome in the existing two-dimentional potentiometer type rocking bar that potentiometer resistance is subjected to easily environment such as temperature effect and to produce drift, precision high and have a shortcoming of the problems such as contact mechanical wear; And because optical mouse chip is full-fledged and be commonly used, cost is lower, has overcome the raising of photoelectric coding disc type rocking bar along with precision, the shortcoming that cost can more obviously rise.
Description of drawings
Fig. 1 is the synoptic diagram of the photo-electric rocking bar of embodiment of the present utility model.
Fig. 2 is the lead rail axis of embodiment of the present utility model and the structural representation of the axis of guide.
Fig. 3 is the structural representation of the extensible link of embodiment of the present utility model.
Fig. 4 is the extensible link of embodiment of the present utility model and the connection diagram of optical mouse module.
Be used for the structural representation that true origin is demarcated on the extensible link of Fig. 5 position embodiment of the present utility model.
Shown in the figure:
1-rocking bar body of rod, 2-extensible link, 3-optical mouse module, 4-lead rail axis, 5-lead rail axis, 6-lead rail axis, 7-lead rail axis, 8-X-axis generating laser, 9-X-axis laser pickoff, 10-Y-axis generating laser, 11-Y-axis laser pickoff, 12-lead rail axis slide block, 13-axis of guide slide block, 14-lead rail axis slide block, 15-axis of guide slide block, 16-lead rail axis slide block, 17-axis of guide slide block, 18-lead rail axis slide block, 19-axis of guide slide block, 20-X-axis axis of guide, 21-Y-axis axis of guide, 22-stopping bar, 23-push rod, 24-Compress Spring, 25-multi-directional ball, 26-multi-directional ball support plinth, 27-white line, 28-white line
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment
As shown in Figure 1, present embodiment photo-electric rocking bar comprises the rocking bar body of rod 1, extensible link 2, optical mouse module 3, lead rail axis 4 ~ 7, the X-axis axis of guide 20, the Y-axis axis of guide 21, processor, X-axis generating laser 8, X-axis laser pickoff 9, Y-axis generating laser 10, Y-axis laser pickoff 11; The described rocking bar body of rod 1 is connected with optical mouse module 3 by described extensible link 2; Described optical mouse module 3 is electrically connected with processor.
As shown in Figure 2, rectangular coordinate system described in the utility model is take the direction that is parallel to lead rail axis 4 as X-direction, and the direction that is parallel to lead rail axis 6 is Y direction.Described lead rail axis 4 ~ 7 end to end rectangles that surround; Lead rail axis 4 is provided with the lead rail axis slide block 12 that slides along this lead rail axis, lead rail axis 5 is provided with the lead rail axis slide block 14 that slides along this lead rail axis, lead rail axis 6 is provided with the lead rail axis slide block 16 that slides along this lead rail axis, and lead rail axis 7 is provided with the lead rail axis slide block 18 that slides along this lead rail axis.The center of the described X-axis axis of guide 20, the Y-axis axis of guide 21 is fixedly connected with the optical mouse module respectively; The two ends of the X-axis axis of guide 20 are respectively equipped with axis of guide slide block 17, the axis of guide slide block 19 that slides along this axis of guide; The two ends of the Y-axis axis of guide 21 are respectively equipped with axis of guide slide block 15, the axis of guide slide block 13 that slides along this axis of guide; Lead rail axis slide block 12 is fixedly connected with axis of guide slide block 13; Lead rail axis slide block 14 is fixedly connected with axis of guide slide block 15; Lead rail axis slide block 16 is fixedly connected with axis of guide slide block 17; Lead rail axis slide block 18 is fixedly connected with axis of guide slide block 19.When optical mouse module 3 when 4 ~ 7 of lead rail axis are planar moved, the X-axis axis of guide 20 can slide in axis of guide slide block 17,19 along X-direction, and can pass through axis of guide slide block 17,19 and promote lead rail axis slide blocks 16,18 and slide along Y direction on lead rail axis 6,7 respectively; The Y-axis axis of guide 21 can slide in axis of guide slide block 13,15 along Y direction, and can pass through axis of guide slide block 13,15 and promote lead rail axis slide blocks 12,14 and slide along X-direction on lead rail axis 4,5 respectively.The constraint of lead rail axis 4 ~ 7, the axis of guide 20 ~ 21 makes optical mouse module 3 planar move, and do not rotate 4 ~ 7 of lead rail axis.
As shown in Figure 3, described extensible link 2 comprises stopping bar 22 and push rod 23, described stopping bar 22 is connected with push rod by Compress Spring 24 connections, Compress Spring 24 is in confined state all the time, under the tension force effect of Compress Spring 24, extensible link 2 is in straight configuration between the rocking bar body of rod 1 and optical mouse module 3.
As shown in Figure 4, the lower end of extensible link 2 is provided with multi-directional ball 25, is connected with optical mouse module 3 by the multi-directional ball support plinth 26 of being located at optical mouse module 3 upper surfaces.Multi-directional ball 25 can rotate freely activity in multi-directional ball support plinth 26.Extensible link 2 certain angles shake or during translation, guarantee that optical mouse module 3 is only mobile in the plane in surface of contact institute all the time, do not tilt with surface of contact generation angle.Described optical mouse module comprises shell, optical mouse chip, mouse lens, LED, and described optical mouse chip is positioned at the mouse lens top; Described LED is positioned at optical mouse chip one side, is used for providing illuminating ray downwards.Described optical mouse chip, mouse lens, LED are fixed in the shell; Described multi-directional ball support plinth is located at the upper surface of shell.
As shown in Figure 5, the push rod of described extensible link 2 is flat column, is provided with the strong reflection position perpendicular to X-axis with perpendicular to the side of Y-axis; The strong reflection position of present embodiment is the white line 27 ~ 28 that is arranged on extensible link 2 sides.
The course of work of the photo-electric rocking bar of this enforcement is as follows: the rocking bar body of rod 1 is connected to optical mouse module 3 by extensible link 2, under the constraint of lead rail axis etc., shaking of the rocking bar body of rod is changed into the plane motion of optical mouse module.Processor obtains the signal of the optical mouse chip in the optical mouse module, obtains the changes in coordinates amount; Simultaneously, in initialization and rocking bar use procedure, under the cooperation of generating laser, laser pickoff, realize the demarcation of true origin, the changes in coordinates amount is changed into coordinate figure.By the correction of mapping table, coordinate figure can be converted into the output quantity of shaking quantity than even variation, give follow-up equipment to be entered.
Above-mentioned true origin determines that method is as follows:
When light that the X-axis generating laser sends after the strong reflection position reflection perpendicular to the side of Y-axis on the push rod of extensible link, received by the X-axis laser pickoff, the output pin generation level of X-axis laser pickoff changes; After the output pin generation level that processor detects the X-axis laser pickoff changes, the horizontal ordinate of rocking bar position this moment is made as zero;
When light that the Y-axis generating laser sends after the strong reflection position reflection perpendicular to the side of X-axis on the push rod of extensible link, received by the Y-axis laser pickoff, the output pin generation level of Y-axis laser pickoff changes; After the output pin generation level that processor detects the Y-axis laser pickoff changes, the ordinate of rocking bar position this moment is made as zero.
Above-described embodiment is the better embodiment of the utility model; but embodiment of the present utility model is not limited by the examples; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within the protection domain of the present utility model.
Claims (4)
1. photo-electric rocking bar, it is characterized in that, comprise the rocking bar body of rod, extensible link, optical mouse module, four lead rail axis, the X-axis axis of guide, the Y-axis axis of guide, processor, X-axis generating laser, X-axis laser pickoff, Y-axis generating laser, Y-axis laser pickoff;
The described rocking bar body of rod is connected with the optical mouse module by described extensible link; Described extensible link comprises stopping bar and push rod, and described stopping bar is connected Compress Spring with push rod and connects;
The end to end rectangle that surrounds of described four lead rail axis; Every lead rail axis is provided with a lead rail axis slide block that slides along this lead rail axis;
The center of the described X-axis axis of guide, the Y-axis axis of guide is fixedly connected with the optical mouse module respectively; The two ends of the every axis of guide are provided with an axis of guide slide block that slides along this axis of guide;
Each lead rail axis slide block is fixedly connected with an axis of guide slide block;
The push rod of described extensible link is flat column, is provided with the strong reflection position perpendicular to X-axis with perpendicular to the side of Y-axis;
Described optical mouse module is electrically connected with processor.
2. photo-electric rocking bar according to claim 1 is characterized in that, the lower end of described extensible link is provided with multi-directional ball, is connected with the optical mouse module by the multi-directional ball support plinth of being located at optical mouse module upper surface.
3. photo-electric rocking bar according to claim 1 is characterized in that, described strong reflection position is the white line that is arranged on the extensible link side.
4. photo-electric rocking bar according to claim 2 is characterized in that, described optical mouse module comprises shell, optical mouse chip, mouse lens and is used for providing the LED of illuminating ray downwards; Described optical mouse chip is positioned at the mouse lens top; Described LED is positioned at optical mouse chip one side; Described optical mouse chip, mouse lens, LED are fixed in the shell; Described multi-directional ball support plinth is located at the upper surface of shell.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220442748 CN202735972U (en) | 2012-08-31 | 2012-08-31 | Photoelectric rocker rod |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220442748 CN202735972U (en) | 2012-08-31 | 2012-08-31 | Photoelectric rocker rod |
Publications (1)
Publication Number | Publication Date |
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CN202735972U true CN202735972U (en) | 2013-02-13 |
Family
ID=47661653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 201220442748 Withdrawn - After Issue CN202735972U (en) | 2012-08-31 | 2012-08-31 | Photoelectric rocker rod |
Country Status (1)
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CN (1) | CN202735972U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102866793A (en) * | 2012-08-31 | 2013-01-09 | 华南理工大学 | Photoelectric rocker and coordinate origin determination method thereof |
CN111225723A (en) * | 2017-08-17 | 2020-06-02 | 纳康公司 | Method for controlling display element through game console |
-
2012
- 2012-08-31 CN CN 201220442748 patent/CN202735972U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102866793A (en) * | 2012-08-31 | 2013-01-09 | 华南理工大学 | Photoelectric rocker and coordinate origin determination method thereof |
CN102866793B (en) * | 2012-08-31 | 2015-10-28 | 华南理工大学 | A kind of photoelectric rocker and coordinate origin determination method thereof |
CN111225723A (en) * | 2017-08-17 | 2020-06-02 | 纳康公司 | Method for controlling display element through game console |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20130213 Effective date of abandoning: 20151028 |
|
C25 | Abandonment of patent right or utility model to avoid double patenting |