CN204390274U - A kind of photo-electric instrument mechanical counter - Google Patents
A kind of photo-electric instrument mechanical counter Download PDFInfo
- Publication number
- CN204390274U CN204390274U CN201420439179.6U CN201420439179U CN204390274U CN 204390274 U CN204390274 U CN 204390274U CN 201420439179 U CN201420439179 U CN 201420439179U CN 204390274 U CN204390274 U CN 204390274U
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- gear
- plate
- magnetic
- wheel
- code
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Abstract
The utility model discloses a kind of photo-electric instrument mechanical counter, comprise lighttight seal box, photoemission plate, the opto-electronic receiver plate corresponding with photoemission plate, code-wheel, driving gear component, magnetic passes gear assembly and install the pointer magnet in base table; Described seal box is installed on base table, described photoemission plate, opto-electronic receiver plate, code-wheel, driving gear component and magnetic pass gear assembly and are all installed in seal box, the described opto-electronic receiver plate relative upper end that be installed on seal box top-down with photoemission plate, described code-wheel is installed between opto-electronic receiver plate and photoemission plate, and described code-wheel passes gear assembly by driving gear component and magnetic is connected; Described magnetic passes the lower end that gear assembly is installed on seal box, and described magnetic biography gear assembly is connected with pointer magnets magnetic fields.The precision that improve photoelectric reading of the present utility model, prevents to misread and report an error, also substantially reduces the production cycle and improve water resistance.
Description
Technical field
The utility model relates to measuring technique instrument, is specifically related to a kind of photo-electric instrument mechanical counter.
Background technology
Measuring instrument is the normal equipment needing to use in routine work.And photo-electric instrument mechanical counter is the one in measuring instrument.The electro-optical package of traditional photoelectric encoder is arranged in clear plastic box, therefore these measuring instruments are easily subject to the impact of extraneous high light, easily causes and misreads and report an error.And traditional photoelectric encoder and base table are installed in aggregates, need to use epoxy resin process for filling colloid into seal measuring instrument, this causes, and the production cycle is long and water resistance is poor.Meanwhile, because photoelectric encoder and base table are an entirety, this causes safeguards inconvenience.The carry of traditional photoelectric encoder between 0 and 9 adopts frame hopping mode, and this makes lettering on character wheel can not be corresponding with actual read number, thus easily makes mistakes.And traditional photoelectric coded disk needs polylith electro-optical package to weld, this installation procedure is loaded down with trivial details, at substantial artificial, causes production efficiency low.
Utility model content
The purpose of this utility model is the deficiency existed to overcome above prior art, provides a kind of simple and reasonable for structure, reduces and misread and report an error, the photo-electric instrument mechanical counter that water resistance is good.
The purpose of this utility model is realized by following technical scheme: this photo-electric instrument mechanical counter, comprises lighttight seal box, photoemission plate, the opto-electronic receiver plate corresponding with photoemission plate, code-wheel, driving gear component, magnetic passes gear assembly and be positioned at the pointer magnet of base table; Described pointer magnet is fixedly connected with the pointer of base table, described seal box is installed on base table, described photoemission plate, opto-electronic receiver plate, code-wheel, driving gear component and magnetic pass gear assembly and are all installed in seal box, described opto-electronic receiver plate and photoemission plate are from top to bottom, and the relative upper end being installed on seal box, described code-wheel is installed between opto-electronic receiver plate and photoemission plate, and described code-wheel passes gear assembly by driving gear component and magnetic and is connected; Described magnetic passes the lower end that gear assembly is installed on seal box, and described magnetic biography gear assembly is connected with pointer magnets magnetic fields.
Preferably, described magnetic passes gear assembly and comprises magnetic gear, rotary body, magnetic rotating shaft and gear magnet, described magnetic gear and rotary body are individually fixed in the top and bottom of magnetic rotating shaft, and described gear magnet is installed on a rotating body, and described gear magnet is connected with pointer magnets magnetic fields; Described magnetic gear is connected with driving gear component, and described magnetic rotating shaft is rotating to be installed in seal box.Adopt this to design, this magnetic gear and gear magnet coaxial synchronous rotate, and improve the reliability of transmission, thus further increase the precision of reading.
Pointer magnet in this photo-electric instrument mechanical counter and the quantity of gear magnet all can one, also can use multiple.Namely the pointer magnet in photo-electric instrument mechanical counter and the quantity of gear magnet determine according to actual needs.Preferably, the quantity of the utility model pointer magnet and gear magnet is 4.
Preferably, the quantity of described code-wheel is 4, and code-wheel described in each all passes gear assembly by driving gear component and magnetic and is connected, and described in each, code-wheel is installed on same level; Described code-wheel is provided with the arc-shaped slot passed by photosignal.
Preferably, described driving gear component comprises the first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear, the 7th gear and octadentate wheel, and described first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear, the 7th gear and octadentate wheel are connected with a joggle successively; 4 described code-wheels are taken turns with the second gear, the 4th gear, the 6th gear and octadentate respectively by drive shaft and are connected; Described magnetic gear is connected with the first gears meshing.
Preferably, for making full use of the space in seal box, reduce the volume of seal box further, described second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear and the 7th gear all adopt double gear.
Preferably, clamping plate are provided with in described seal box, described clamping plate are specifically divided into train wheel bridge and lower plate, described train wheel bridge and lower plate are all fixed in seal box, and described opto-electronic receiver plate, code-wheel, photoemission plate, train wheel bridge, driving gear component and lower plate distribute from top to bottom in seal box; Described driving gear component is installed between train wheel bridge and lower plate.Adopt this to design, this takes full advantage of the inner space of seal box, further improves space availability ratio, and ensure that each gear stable rotation, improves the reliability of transmission.
Preferably, described seal box comprises the box body and lid with inner chamber, and described lid and box body are tightly connected.Adopt this to design, this conveniently can tie up installation and maintenance.
Preferably, described photo-electric instrument mechanical counter also comprises fixed cover and covers renovating above base table, and described seal box is installed on base table by fixed cover, and renovate is hinged with fixed cover.Adopt this to design, fixed cover not only allow seal box more stable be installed on base table; And renovate the glass sheet can protected for sealing in base table, prevent base table from damaging.
Preferably, described smooth expelling plate and opto-electronic receiver plate be arranged in parallel, and described photoemission plate and opto-electronic receiver plate all with the axes normal of driving gear component middle gear.Adopt this to design, this can ensure the reliability that between photoemission plate and opto-electronic receiver plate, photosignal transmits.
The utility model has following advantage relative to prior art:
1, this photo-electric instrument mechanical counter adopts lighttight seal box, and photoemission plate and opto-electronic receiver plate etc. are installed in seal box, thus avoid extraneous high light to affect photoelectricity correlation, improve the precision of photoelectric reading, thus avoid misreading and reporting an error.
2, in this photo-electric instrument mechanical counter and utilize gear magnet to be connected with the magnetic field of pointer magnet, then drive disk assembly does not need directly to enter contact, therefore photoelectric encoder and base table can adopt split-type structural, and the photoemission plate and opto-electronic receiver plate etc. in photoelectric encoder is all installed in seal box, this can be avoided using the sealing of epoxy resin process for filling colloid into, thus substantially reduce the production cycle, and also improve water resistance.
3, this photo-electric instrument mechanical counter is by being installed in a closed seal box by photoemission plate, opto-electronic receiver plate and code-wheel etc., and adopt magnetic field to connect, parts then in seal box directly can not be mechanically connected with the parts in base table, this is by the dismounting between very convenient seal box and base table, handled easily and maintenance.
4, this photo-electric instrument mechanical counter has compact conformation, individual little, precision high.
5, this photo-electric instrument mechanical counter utilizes code-wheel to carry out metric mode and solves carry issue between 0 and 9, thus improves the precision of continuity and reading.
6, relative to traditional photoelectric encoder, this photo-electric instrument mechanical counter only needs use 2 electro-optical packages, and namely photoemission plate and opto-electronic receiver plate, this simplify installation, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of photo-electric instrument mechanical counter of the present utility model.
Fig. 2 is the cut-open view of photo-electric instrument mechanical counter of the present utility model.
Fig. 3 is the vertical view of photo-electric instrument mechanical counter of the present utility model.Wherein, this figure has carried out broken section.
Fig. 4 is the structural representation of driving gear component in photo-electric instrument mechanical counter of the present utility model.
Fig. 5 is working state figure when carrying out photoelectric reading in photo-electric instrument mechanical counter of the present utility model.Wherein photoemission plate and opto-electronic receiver plate only draw local.
Fig. 6 is code-wheel installation site schematic diagram in photo-electric instrument mechanical counter of the present utility model.
Fig. 7 is the structural representation of seal box in photo-electric instrument mechanical counter of the present utility model.
Fig. 8 is driving gear component in photo-electric instrument mechanical counter of the present utility model, magnetic passes gear assembly and code-wheel connection diagram.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Photo-electric instrument mechanical counter as shown in Figures 1 to 8, comprises lighttight seal box 1, photoemission plate 2, the opto-electronic receiver plate 3 corresponding with photoemission plate 2, code-wheel 4, driving gear component 5, magnetic passes gear assembly 6 and be positioned at the pointer magnet 8 of base table 7; Described pointer magnet 8 is fixedly connected with the pointer 9 of base table 7, described seal box 1 is installed on base table 7, described photoemission plate 2, opto-electronic receiver plate 3, code-wheel 4, driving gear component 5 and magnetic pass gear assembly 6 and are all installed in seal box 1, described opto-electronic receiver plate 2 and photoemission plate 3 are from top to bottom, and the relative upper end being installed on seal box 1, described code-wheel 4 is installed between opto-electronic receiver plate 2 and photoemission plate 3, and described code-wheel 4 passes gear assembly 6 by driving gear component 5 and magnetic and is connected; Described magnetic passes the lower end that gear assembly 6 is installed on seal box 1, and described magnetic biography gear assembly 6 is connected with pointer magnet 8 magnetic field.For improving the reliability of photosignal transmission, described smooth expelling plate 2 be arranged in parallel with opto-electronic receiver plate 3, and described photoemission plate 2 and opto-electronic receiver plate 3 all with the axes normal of driving gear component 5 middle gear.As shown in Figure 8, gear magnet 604 is 4 with the quantity of pointer magnet 8, and 4 gear magnet 604 line even circumferential distributions centered by magnetic rotating shaft 603; Pointer 9 is in cylindric, and in 4 pointer magnet 8 embedded pointers, and 4 pointer magnets 8 distribute with the center line even circumferential of pointer.
As shown in Figure 2 and Figure 8, described magnetic passes gear assembly 6 and comprises magnetic gear 601, rotary body 602, magnetic rotating shaft 603 and gear magnet 604, described magnetic gear 601 and rotary body 602 are individually fixed in the top and bottom of magnetic rotating shaft 603, described gear magnet 604 is installed in rotary body 602, and described gear magnet 604 is connected with pointer magnet 8 magnetic field; Described magnetic gear 601 is connected with driving gear component 5, and described magnetic rotating shaft 603 is rotating to be installed in seal box 1.Concrete, rotary body 602 is integrally formed with magnetic rotating shaft 603, and described rotary body 602 is provided with installation cavity, and described gear magnet 604 is installed in installation cavity by the mode of interference fit.This mounting means is simple and convenient, convenient operation.Meanwhile, adopt this to design, which ensure that magnetic gear 601 and gear magnet 604 coaxial synchronous rotate, improve the reliability of transmission, thus further increase the precision of reading.
As shown in Figure 3 and Figure 6, the quantity of described code-wheel 4 is 4, and code-wheel 4 described in each all passes gear assembly 6 by driving gear component 5 and magnetic and is connected, and described in each, code-wheel 4 is installed on same level; Described code-wheel 4 is provided with the arc-shaped slot 10 passed by photosignal.The size of 4 code-wheels 4 is all equal.4 described code-wheels 4 are respectively code-wheel I401, code-wheel II402, code-wheel III403 and code-wheel IV404, code-wheel I401 is connected with the second gear 502 by drive shaft 11, code-wheel II402 is connected with the 4th gear 504 by drive shaft 11, code-wheel III403 is connected with the 6th gear 506 by drive shaft 11, code-wheel IV404 takes turns 508 by drive shaft 11 with octadentate and is connected, then code-wheel I401, code-wheel II402, code-wheel III403 and code-wheel IV404 respectively with the second gear 502, 4th gear 504, 6th gear 506 and octadentate wheel 508 realize synchronous axial system.
As shown in Figure 4 and Figure 6, described driving gear component 5 comprises the first gear 501, second gear 502, the 3rd gear 503, the 4th gear 504, the 5th gear 505, the 6th gear 506, the 7th gear 507 and octadentate wheel 508, and described first gear 501, second gear 502, the 3rd gear 503, the 4th gear 504, the 5th gear 505, the 6th gear 506, the 7th gear 507 and octadentate wheel 508 is connected with a joggle successively; 4 described code-wheels 4 are taken turns 508 with the second gear 502, the 4th gear 504, the 6th gear 506 and octadentate respectively by drive shaft 11 and are connected; Described magnetic gear 601 and the first gear 501 are connected with a joggle.For making full use of the space in seal box 1, reduce the volume of seal box further, described second gear 502, the 3rd gear 503, the 4th gear 504, the 5th gear 505, the 6th gear 506 and the 7th gear 507 all adopt double gear.Rotate with different rotating speeds for realizing each code-wheel 4, each intermeshing gear adopts the ratio of gear be applicable to.
As shown in Figure 2, clamping plate are provided with in described seal box 1, described clamping plate are specifically divided into train wheel bridge 12 and lower plate 13, described train wheel bridge 12 and lower plate 13 are all fixed in seal box 1, and described opto-electronic receiver plate 2, code-wheel 4, photoemission plate 3, train wheel bridge 12, driving gear component 5 and lower plate 13 distribute from top to bottom in seal box 1; Described driving gear component 5 is installed between train wheel bridge 12 and lower plate 13.Adopt this to design, this takes full advantage of the inner space of seal box 1, further improves space availability ratio, and ensure that each gear stable rotation, improves the reliability of transmission.
As shown in Figure 7, described seal box 1 comprises the box body 101 and lid 102 with inner chamber, and described lid 102 is tightly connected with box body 101.Adopt this to design, this conveniently can tie up installation and maintenance.
As depicted in figs. 1 and 2, described photo-electric instrument mechanical counter also comprises fixed cover 14 and covers renovates 15 above base table, and described seal box 1 is installed on base table 7 by fixed cover 14, and institute renovates 15 hinged with fixed cover 14.Adopt this to design, fixed cover not only allow seal box 1 more stable be installed on base table 7; And renovate 15 and can protect glass sheet for sealing in base table 7, prevent base table from damaging.
The course of work of this photo-electric instrument mechanical counter is as described below: after measuring instrument is started working, pointer 9 in instrument starts to rotate, then pointer 9 to be connected with the magnetic field of gear magnet 604 by pointer magnet 8 and to drive magnetic gear 601 to carry out synchronous axial system, and magnetic gear 601 drives 4 code-wheels 4 to rotate with different rotating speeds by driving gear component 5, namely when code-wheel I401 rotates one week, code-wheel II402 have rotated 1/10th, code-wheel III403 have rotated one of percentage, and code-wheel IV404 have rotated per mille, in the process that these scramblers 4 rotate, when arc-shaped slot 10 turns to the position of adaptation (as shown in Figure 5), the photosignal that photoemission plate 2 sends is through the arc-shaped slot 10 of code-wheel 4, then these photosignals are received process by opto-electronic receiver plate 3, and the demoder on opto-electronic receiver plate 3 carries out digital conversion to photosignal, thus realize metering reading.This utilizes code-wheel 4 to solve the carry issue of 0 and 9 in the mode of 10 systems, improves the accuracy of reading, improves the reliability of test result.
Above-mentioned embodiment is preferred embodiment of the present utility model; can not limit the utility model; the any of other does not deviate from the technical solution of the utility model and the substitute mode of the change made or other equivalence, is included within protection domain of the present utility model.
Claims (9)
1. a photo-electric instrument mechanical counter, is characterized in that: comprise lighttight seal box, photoemission plate, the opto-electronic receiver plate corresponding with photoemission plate, code-wheel, driving gear component, magnetic passes gear assembly and be positioned at the pointer magnet of base table; Described pointer magnet is fixedly connected with the pointer of base table, described seal box is installed on base table, described photoemission plate, opto-electronic receiver plate, code-wheel, driving gear component and magnetic pass gear assembly and are all installed in seal box, described opto-electronic receiver plate and photoemission plate are from top to bottom, and the relative upper end being installed on seal box, described code-wheel is installed between opto-electronic receiver plate and photoemission plate, and described code-wheel passes gear assembly by driving gear component and magnetic and is connected; Described magnetic passes the lower end that gear assembly is installed on seal box, and described magnetic biography gear assembly is connected with pointer magnets magnetic fields.
2. photo-electric instrument mechanical counter according to claim 1, it is characterized in that: described magnetic passes gear assembly and comprises magnetic gear, rotary body, magnetic rotating shaft and gear magnet, described magnetic gear and rotary body are individually fixed in the top and bottom of magnetic rotating shaft, described gear magnet is installed on a rotating body, and described gear magnet is connected with pointer magnets magnetic fields; Described magnetic gear is connected with driving gear component, and described magnetic rotating shaft is rotating to be installed in seal box.
3. photo-electric instrument mechanical counter according to claim 2, is characterized in that: the quantity of described code-wheel is 4, code-wheel described in each all passes gear assembly by driving gear component and magnetic and is connected, and described in each, code-wheel is installed on same level; Described code-wheel is provided with the arc-shaped slot passed by photosignal.
4. photo-electric instrument mechanical counter according to claim 3, it is characterized in that: described driving gear component comprises the first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear, the 7th gear and octadentate wheel, described first gear, the second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear, the 7th gear and octadentate wheel are connected with a joggle successively; 4 described code-wheels are taken turns with the second gear, the 4th gear, the 6th gear and octadentate respectively by drive shaft and are connected; Described magnetic gear is connected with the first gears meshing.
5. photo-electric instrument mechanical counter according to claim 4, is characterized in that: described second gear, the 3rd gear, the 4th gear, the 5th gear, the 6th gear and the 7th gear all adopt double gear.
6. photo-electric instrument mechanical counter according to claim 1, it is characterized in that: in described seal box, be provided with clamping plate, described clamping plate are specifically divided into train wheel bridge and lower plate, described train wheel bridge and lower plate are all fixed in seal box, and described opto-electronic receiver plate, code-wheel, photoemission plate, train wheel bridge, driving gear component and lower plate distribute from top to bottom in seal box; Described driving gear component is installed between train wheel bridge and lower plate.
7. photo-electric instrument mechanical counter according to claim 1, is characterized in that: described seal box comprises the box body and lid with inner chamber, and described lid and box body are tightly connected.
8. photo-electric instrument mechanical counter according to claim 1, is characterized in that: also comprise fixed cover and cover renovating above base table, described seal box is installed on base table by fixed cover, and renovate is hinged with fixed cover.
9. photo-electric instrument mechanical counter according to claim 1, is characterized in that: described smooth expelling plate and opto-electronic receiver plate be arranged in parallel, and described photoemission plate and opto-electronic receiver plate all with the axes normal of driving gear component middle gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420439179.6U CN204390274U (en) | 2014-07-31 | 2014-07-31 | A kind of photo-electric instrument mechanical counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420439179.6U CN204390274U (en) | 2014-07-31 | 2014-07-31 | A kind of photo-electric instrument mechanical counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204390274U true CN204390274U (en) | 2015-06-10 |
Family
ID=53362975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420439179.6U Withdrawn - After Issue CN204390274U (en) | 2014-07-31 | 2014-07-31 | A kind of photo-electric instrument mechanical counter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204390274U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104156764B (en) * | 2014-07-31 | 2017-05-24 | 胡子潜 | Photoelectric instrument mechanical counter |
-
2014
- 2014-07-31 CN CN201420439179.6U patent/CN204390274U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104156764B (en) * | 2014-07-31 | 2017-05-24 | 胡子潜 | Photoelectric instrument mechanical counter |
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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 | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150610 Effective date of abandoning: 20170524 |