CN202462829U - Control board device for oil-power servo controller - Google Patents
Control board device for oil-power servo controller Download PDFInfo
- Publication number
- CN202462829U CN202462829U CN2012200841821U CN201220084182U CN202462829U CN 202462829 U CN202462829 U CN 202462829U CN 2012200841821 U CN2012200841821 U CN 2012200841821U CN 201220084182 U CN201220084182 U CN 201220084182U CN 202462829 U CN202462829 U CN 202462829U
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- China
- Prior art keywords
- rotary transformer
- circuit board
- printed circuit
- digital signal
- signal processor
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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.)
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Abstract
The utility model discloses a control board device for an oil-power servo controller. The control board device comprises a digital signal processor, a rotary transformer decoding chip, a rotary transformer signal feedback connector and a printed circuit board, wherein the digital signal processor and the rotary transformer decoding chip are arranged on the printed circuit board; the digital signal processor is arranged at the right-half part of the printed circuit board; the rotary transformer decoding chip is positioned at the upper-left part of the digital signal processor; and the rotary transformer signal feedback connector is positioned on the edge at the upper part of the printed circuit board and is close to the rotary transformer decoding chip. According to the control board device disclosed by the utility model, the digital signal processor and the rotary transformer decoding chip are integrated to one printed circuit board; and a DB9 connector is used as an input connector of the rotary transformer, so that the control board device has the advantages of simple structure, saved space, reduced cost and reliable performance.
Description
Technical field
The utility model relates to power electronics and Motor Control Field, specifically, relates to the control panel device that is used for oily electro-servo control device.
Background technology
Current, most injection machine adopts constant-seed motor to drive the configuration mode of constant displacement pump, and this pattern causes great energy waste.Adopt the pattern of oily electro-servo control device to replace traditional constant-seed motor to drive the pattern of constant displacement pump, on average can practice thrift the electric energy of 30%-50%, significant to energy-saving and emission-reduction.But in current oily electro-servo control device system, its control panel itself does not have integrated rotary encoder chip, but accomplishes the function of decoding through the mode of expansion board.This way need increase an expansion printed circuit board (PCB), is unfavorable for saving the space and reduces cost, and brings system complex, the relatively low shortcoming of reliability simultaneously.
Summary of the invention
The purpose of the utility model is to overcome the defective of the control panel system of above-mentioned oily electro-servo control device, thereby a kind of complete function, space and cost optimization and simple and reliable oily electro-servo control device control panel is provided.
A kind of control panel device that is used for oily electro-servo control device; Comprise digital signal processor, rotary transformer decoding chip, signals of rotating transformer feedback joint and printed circuit board (PCB); Digital signal processor and rotary transformer decoding chip all place on the printed circuit board (PCB); Digital signal processor is arranged on the right half part of printed circuit board (PCB); The rotary transformer decoding chip is positioned at the upper left side of digital signal processor, and signals of rotating transformer feedback joint is positioned at the upper edge edge of printed circuit board (PCB), near the rotary transformer decoding chip.
The further improvement of the utility model is: signals of rotating transformer feedback joint is a standard DB9 joint, and the DB9 joint is as the signal input connector of rotary transformer.
The utility model compared with prior art has the following advantages:
1, digital signal processor and rotary transformer decoding chip are integrated on the printed circuit board (PCB), simple in structure, save the space, reduce cost, improve reliability;
2, adopt the DB9 plug as rotary transformer input signal joint, save ready-made wiring work, effectively prevent the fault that causes because of wiring error.
Description of drawings
Fig. 1 is the layout structure figure of the utility model;
Fig. 2 is the signal flow graph of the utility model;
Fig. 3 is the rotary transformer input signal definition figure of the utility model.
Label among the figure: 1-digital signal processor, 2-rotary transformer decoding chip, 3-signals of rotating transformer feedback joint, 4-printing-circuit board module.
The specific embodiment
In order to deepen understanding to the utility model, will combine embodiment and accompanying drawing that the utility model is done further to detail below, this embodiment only is used to explain the utility model, does not constitute the qualification to the utility model protection domain.
In conjunction with Fig. 1; The control panel device that is used for oily electro-servo control device of the utility model; Comprise digital signal processor 1, rotary transformer decoding chip 2, signals of rotating transformer feedback joint 3 and printing-circuit board module 4; Digital signal processor 1 all places on the printed circuit board (PCB) 4 with rotary transformer decoding chip 2, and digital signal processor 1 is arranged on the right half part of printed circuit board (PCB) 4, and rotary transformer decoding chip 2 is positioned at the upper left side of digital signal processor 1; Signals of rotating transformer feedback joint 3 is positioned at the upper edge edge of printed circuit board (PCB) 4; Near rotary transformer decoding chip 2, wherein, described digital signal processor and described rotary transformer decoding chip are positioned on the described printed circuit board (PCB); Described signals of rotating transformer feedback joint is the DB9 joint, and the DB9 joint is as the signal input connector of rotary transformer.
As shown in Figure 2 is the signal flow graph figure of the utility model; The signal of outside rotary transformer encoder is linked on the described signals of rotating transformer feedback joint; These signals are being wired on the said printed circuit board (PCB) on the described rotary transformer decoding chip; Through after the processing of described rotary transformer decoding chip, signal is delivered in the described Digital Signal Processing through the lead on the described printed circuit board (PCB).
As shown in Figure 3 is the definition figure of the rotary transformer input signal of the utility model, and its 1 pin is reference just (REF+), and its 2 pin is with reference to negative (REF-); Its 3 pin is sinusoidal signal just (SIN+), and its 4 pin is empty, and its 5 pin is cosine just (COS+); Its 6 pin is thermistor just (PTC+); Its 7 pin is thermistor negative (PTC-), and its 8 pin is sinusoidal negative (SIN-), and its 9 pin is cosine negative (COS-).
The control panel device that is used for oily electro-servo control device of the utility model; Because digital signal processor and rotary transformer decoding chip are integrated on the printed circuit board (PCB); And adopt the DB9 joint as the signals of rotating transformer input adapter, make control panel simple in structure, saving in space; Cost reduces, dependable performance.
Claims (2)
1. control panel device that is used for oily electro-servo control device; It is characterized in that: comprise digital signal processor (1), rotary transformer decoding chip (2), signals of rotating transformer feedback joint (3) and printed circuit board (PCB) (4); Said digital signal processor (1) and said rotary transformer decoding chip (2) all place on the said printed circuit board (PCB) (4); Said digital signal processor (1) is arranged on the right half part of said printed circuit board (PCB) (4); Said rotary transformer decoding chip (2) is positioned at the upper left side of said digital signal processor (1); Said signals of rotating transformer feedback joint (3) is positioned at the upper edge edge of said printed circuit board (PCB) (4), near said rotary transformer decoding chip (2).
2. the control panel device that is used for oily electro-servo control device as claimed in claim 1 is characterized in that, said signals of rotating transformer feedback joint (3) is a standard DB9 joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200841821U CN202462829U (en) | 2012-03-08 | 2012-03-08 | Control board device for oil-power servo controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200841821U CN202462829U (en) | 2012-03-08 | 2012-03-08 | Control board device for oil-power servo controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202462829U true CN202462829U (en) | 2012-10-03 |
Family
ID=46911021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200841821U Expired - Lifetime CN202462829U (en) | 2012-03-08 | 2012-03-08 | Control board device for oil-power servo controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202462829U (en) |
-
2012
- 2012-03-08 CN CN2012200841821U patent/CN202462829U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |