CN108072393A - A kind of insulated rotary encoder - Google Patents
A kind of insulated rotary encoder Download PDFInfo
- Publication number
- CN108072393A CN108072393A CN201610980056.7A CN201610980056A CN108072393A CN 108072393 A CN108072393 A CN 108072393A CN 201610980056 A CN201610980056 A CN 201610980056A CN 108072393 A CN108072393 A CN 108072393A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- circuit board
- outside
- rotary encoder
- grating disc
- Prior art date
- 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.)
- Pending
Links
- 239000002184 metal Substances 0.000 claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 5
- 239000010959 steel Substances 0.000 abstract description 5
- 239000011810 insulating material Substances 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Abstract
The present invention provides a kind of insulated rotary encoder, easy to assembly, anti-shake performance is stronger, and performance is stablized, and precision is higher, including：Sealing shell, main shaft, the metal grating disc being sheathed on the outside of main shaft and the circuit board in sealing shell.Wherein, cable sheath is additionally provided in the sealing shell, cable is equipped in the cable sheath, which is electrically connected with circuit board.Two bearings are arranged between rack on the outside of main shaft, baffle ring is equipped on the outside of the bearing away from metal grating disc, which is located on the outside of main shaft.Rack includes being sheathed on the mainframe and attached frame on the outside of main shaft successively, and locating piece is arranged between attached frame and main shaft.The locating piece of the present invention is metallic positioning, and circuit board is made using plastic-steel insulating materials.
Description
Technical field
It is particularly a kind of that angular displacement is converted into coding digital signal the present invention relates to a kind of insulated rotary encoder
Encoder.
Background technology
Encoder is a kind of sensor device for angular displacement or linear displacement signal being converted into coding digital signal.
The former is known as code-disc, and the latter is known as yardstick.It can be divided into contact and two kinds contactless according to playback mode encoder.Contact
Formula is exported using brush, represents that the state of code is " 1 " or " 0 " with brush contact conduction region or insulation layer；It is contactless
The sensing element that receives be light-sensitive element or magneto sensor, use and code represented with transparent area and light tight area during light-sensitive element
State be " 1 " or " 0 "；It uses and code status is represented with the variation of induced field during magneto sensor.Encoder is used extensively
In industry control positioning, tachometric survey, power regulation etc..Existing encoder has the following disadvantages：
Photo-electric：The position of installation needs transparent glass material, non-watertight, not resistant, of high cost.
Mechanically：It is directly contacted by metal and realizes switch, it is non-watertight, and easy conductive.There are metal contact, no isolation features.
Using dangerous on the electric appliance in the places such as some kitchens, bathroom.
It is induction：Switch is realized by iron core and inductance coil, it is of high cost.
The content of the invention
It is easy to assembly, anti-shake performance is stronger it is an object of the present invention to provide a kind of insulated rotary encoder, and
Performance is stablized, and precision is higher.
To achieve the above object, the present invention provides a kind of insulated rotary encoder, including：Sealing shell, main shaft are sheathed on
Metal grating disc on the outside of main shaft and the circuit board in sealing shell, the main shaft outer sheath be equipped with rack, locating piece,
And item, the locating piece are born against with item in metal grating disc both sides, which includes dynamic grating disc and quiet light
Grid disk, circuit board are equipped with transmitting tube and receive silicon optical module.
Wherein, cable sheath is additionally provided in the sealing shell, cable, the cable is equipped in the cable sheath
One end is electrically connected with circuit board.
Two bearings are arranged between rack on the outside of the main shaft, baffle ring is equipped on the outside of the bearing away from metal grating disc,
The baffle ring is located on the outside of main shaft.
Rack includes being sheathed on mainframe and attached frame on the outside of main shaft successively, locating piece be arranged on attached frame and main shaft it
Between.
The locating piece of the present invention is metallic positioning, and circuit board is made using plastic-steel insulating materials.
In the present invention, it is described fall item be located on main shaft, should fall item include an annulus and be uniformly distributed in annulus one side and
The several barbs prominent to annular radii direction, the annulus lean with dynamic grating disc.
The circuit board be printed circuit board (PCB), the circuit board be equipped with receiver board and with the corresponding transmitting of the receiver board
Plate.
The transmitting tube is arranged on the expelling plate, is received silicon optical module and is arranged on the receiver board.
The insulated rotary encoder of the present invention, it is easy to assembly, performance is stable, accuracy is higher, use metallic positioning
And mould plate.
The transmitting tube is arranged on the expelling plate, is received silicon optical module and is arranged on the receiver board.
The insulated rotary encoder of the present invention, it is easy to assembly, performance is stable, accuracy is higher, use metallic positioning
And the circuit board that plastic-steel insulating materials makes, not only with stronger anti-shake performance, it can effectively prevent the damage of parts,
Prolong the service life, while can prevent leaky, use is safer.
Description of the drawings
Fig. 1 is the cross-sectional view of one specific embodiment of insulated rotary encoder of the present invention.
Specific embodiment
As shown in Figure 1, the present invention provides a kind of insulated rotary encoder, including：Sealing shell 10, main shaft 20 are arranged
Metal grating disc in 20 outside of main shaft and the circuit board in sealing shell 10.20 outside of main shaft of the present invention is arranged
Organic frame, locating piece 24 and item 26, the locating piece 24 are born against with item 26 in metal grating disc both sides, the metal light
Grid disk includes dynamic grating disc 32 and quiet grating disc 34, and circuit board is equipped with transmitting tube and receives silicon optical module (not shown).
Wherein, cable sheath 12 is additionally provided in the sealing shell 10, cable 14 is equipped in the cable sheath 12,
14 one end of cable is electrically connected with circuit board.
Two bearings 21 are arranged between heretofore described 20 outside of main shaft and rack, wherein the axis away from metal grating disc
It holds outside and is equipped with a baffle ring 28, which is located on the outside of main shaft 20.
The rack of the present invention includes being sheathed on the mainframe 22 in 20 outside of main shaft successively and attached frame 23, locating piece 24 are set
Between attached frame 23 and main shaft 20, which is fixedly mounted by a cruciform slot screw 16 with sealing shell 10.As
A kind of specific embodiment of the present invention, the locating piece 24 can be metallic positioning (shown in Fig. 1), with stronger antidetonation
Dynamic performance, can effectively prevent the damage of parts, prolong the service life.
Further, circuit board of the invention be printed circuit board (PCB), the circuit board be equipped with receiver board 42 (shown in Fig. 1),
And with the 42 corresponding expelling plate 44 (shown in Fig. 1) of receiver board, the transmitting tube be arranged on the expelling plate 44 on, receive silicon optical mode
Block is arranged on the receiver board 42.As a kind of specific embodiment of the present invention, the circuit board is made of plastic-steel insulating materials
It forms, can prevent leaky, use is safer.
In conclusion the insulated rotary encoder of the present invention, easy to assembly, performance is stable, accuracy is higher, modeling is used
The positioning gear and circuit board of Steel material not only with stronger anti-shake performance, can effectively prevent the damage of parts, prolong
Long life, while can prevent leaky, use is safer.
The above, for those of ordinary skill in the art, can be with technique according to the invention scheme and technology
Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to the appended right of the present invention
It is required that protection domain.
Claims (6)
1. a kind of insulated rotary encoder including sealing shell, main shaft, the metal grating disc being sheathed on the outside of main shaft and is arranged on
Circuit board in sealing shell, which is characterized in that the main shaft outer sheath is equipped with rack, locating piece and item, the locating piece with
Item is born against in metal grating disc both sides, which includes dynamic grating disc and quiet grating disc, circuit board are equipped with
Transmitting tube and reception silicon optical module.
2. insulated rotary encoder according to claim 1, which is characterized in that be arranged on the outside of the main shaft between rack
There are two bearings, baffle ring is equipped on the outside of the bearing away from metal grating disc, which is located on the outside of main shaft.
3. insulated rotary encoder according to claim 1, which is characterized in that be additionally provided with cable in the sealing shell
Sheath, the cable sheath is interior to be equipped with cable, which is electrically connected with circuit board.
4. insulated rotary encoder according to claim 1, which is characterized in that the item is located on main shaft, should be fallen
Item includes an annulus and is uniformly distributed in annulus one side and the several barbs prominent to annular radii direction, the annulus and dynamic light
Grid disk leans.
5. insulated rotary encoder according to claim 1, which is characterized in that rack includes being sheathed on successively on the outside of main shaft
Mainframe and attached frame, locating piece be arranged between attached frame and main shaft.
6. insulated rotary encoder according to claim 1, which is characterized in that the circuit board is printed circuit board (PCB), should
Circuit board be equipped with receiver board and with the corresponding expelling plate of the receiver board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610980056.7A CN108072393A (en) | 2016-11-08 | 2016-11-08 | A kind of insulated rotary encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610980056.7A CN108072393A (en) | 2016-11-08 | 2016-11-08 | A kind of insulated rotary encoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108072393A true CN108072393A (en) | 2018-05-25 |
Family
ID=62153867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610980056.7A Pending CN108072393A (en) | 2016-11-08 | 2016-11-08 | A kind of insulated rotary encoder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108072393A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111397641A (en) * | 2020-04-03 | 2020-07-10 | 梁均淋 | Photoelectric encoder with electronic rotating disc |
| CN112254665A (en) * | 2020-09-09 | 2021-01-22 | 杭州电子科技大学 | High-precision digital circular division sensor, system and detection method |
| CN116337129A (en) * | 2023-03-29 | 2023-06-27 | 东莞市涛涛电子有限公司 | Photoelectric encoder capable of preventing dust and water from splashing and immersing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201680851U (en) * | 2010-05-07 | 2010-12-22 | 深圳市英科达光电技术有限公司 | Special incremental photoelectric encoder for wind power generator |
| CN102255434A (en) * | 2011-04-14 | 2011-11-23 | 深圳市英科达光电技术有限公司 | Dedicated photoelectric encoder with special insulation structure for wind driven generator |
| CN202199874U (en) * | 2011-05-13 | 2012-04-25 | 北京市电加工研究所 | Precision numerical control indexing rotating shaft for electric discharge machining |
| CN102565446A (en) * | 2011-12-27 | 2012-07-11 | 温州奇玺电器科技有限公司 | Rotary encoder |
-
2016
- 2016-11-08 CN CN201610980056.7A patent/CN108072393A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201680851U (en) * | 2010-05-07 | 2010-12-22 | 深圳市英科达光电技术有限公司 | Special incremental photoelectric encoder for wind power generator |
| CN102255434A (en) * | 2011-04-14 | 2011-11-23 | 深圳市英科达光电技术有限公司 | Dedicated photoelectric encoder with special insulation structure for wind driven generator |
| CN202199874U (en) * | 2011-05-13 | 2012-04-25 | 北京市电加工研究所 | Precision numerical control indexing rotating shaft for electric discharge machining |
| CN102565446A (en) * | 2011-12-27 | 2012-07-11 | 温州奇玺电器科技有限公司 | Rotary encoder |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111397641A (en) * | 2020-04-03 | 2020-07-10 | 梁均淋 | Photoelectric encoder with electronic rotating disc |
| CN111397641B (en) * | 2020-04-03 | 2021-05-04 | 新昌县鸿吉电子科技有限公司 | Photoelectric encoder with electronic rotating disc |
| CN112254665A (en) * | 2020-09-09 | 2021-01-22 | 杭州电子科技大学 | High-precision digital circular division sensor, system and detection method |
| CN112254665B (en) * | 2020-09-09 | 2022-04-01 | 杭州电子科技大学 | High-precision digital circular division sensor, system and detection method |
| CN116337129A (en) * | 2023-03-29 | 2023-06-27 | 东莞市涛涛电子有限公司 | Photoelectric encoder capable of preventing dust and water from splashing and immersing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180525 |