CN209656857U - A kind of stepper motor detection case - Google Patents
A kind of stepper motor detection case Download PDFInfo
- Publication number
- CN209656857U CN209656857U CN201822231143.XU CN201822231143U CN209656857U CN 209656857 U CN209656857 U CN 209656857U CN 201822231143 U CN201822231143 U CN 201822231143U CN 209656857 U CN209656857 U CN 209656857U
- Authority
- CN
- China
- Prior art keywords
- electrically connected
- stepper motor
- controller
- capacitor
- voltage stabilizing
- 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.)
- Active
Links
Landscapes
- Control Of Stepping Motors (AREA)
Abstract
The utility model discloses a kind of stepper motor detection case, including driving circuit, controller, fixed column, encoder, resistance detection interface, current detection circuit, display screen, control button and power circuit；Controller is electrically connected by driving circuit with stepper motor to be measured；Encoder is installed on one end of fixed column, the output shaft transmission connection of the other end of fixed column and stepper motor to be measured, and encoder is electrically connected with the controller by analog-digital converter；Controller is electrically connected by analog-digital converter with resistance detection interface, and resistance detection interface is electrically connected with the coil of stepper motor to be measured；Controller is electrically connected by analog-digital converter with current detection circuit, and current detection circuit is electrically connected with stepper motor to be measured；Display screen and control button are electrically connected with the controller respectively, and controller, encoder, analog-digital converter and display screen are electrically connected with power circuit.The utility model has the diversified technical effect of detection function.
Description
Technical field
The utility model relates to stepper motor detection technique fields, and in particular to a kind of stepper motor detection case.
Background technique
Existing stepper motor detector on the market, main operation modes are setting pulse frequency and pulse step number, then by
Dynamic measurement revolution electric current, is used alone multimeter or resistance value tester detection coil resistance value, have a single function, detection efficiency is low,
It is inconvenient for use.
Utility model content
The purpose of the utility model is to overcome above-mentioned technical deficiencies, provide a kind of stepper motor detection case, solve existing
The technical problem that stepper motor detection case has a single function in technology, detection efficiency is low, inconvenient for use.
To reach above-mentioned technical purpose, the technical solution of the utility model provides a kind of stepper motor detection case, including drives
Dynamic circuit, controller, fixed column, encoder, resistance detection interface, display screen, control button and power circuit；
The controller is electrically connected by the driving circuit with stepper motor to be measured；The encoder is installed on described solid
The output shaft of one end of fixed column, the other end of the fixed column and stepper motor to be measured is sequentially connected, and the encoder passes through mould
Number converter is electrically connected with the controller；The controller is electrically connected by the analog-digital converter and the resistance detection interface
It connects, the resistance detection interface is electrically connected with the coil of stepper motor to be measured；The controller by the analog-digital converter with
The current detection circuit electrical connection, the current detection circuit are electrically connected with stepper motor to be measured；The display screen and control
Button processed is electrically connected with the controller respectively, the controller, encoder, analog-digital converter and display screen with the electricity
Source circuit electrical connection.
Compared with prior art, the beneficial effects of the utility model include: to pass through electricity by encoder detection angles data
Resistance detection interface detection coil resistance value, detects running circuit by current detection circuit, different detection functions is integrated in one
Body greatly facilitates the detection work of stepper motor, improves detection effect.
Detailed description of the invention
Fig. 1 is the circuit diagram of stepper motor detection case provided by the utility model；
Fig. 2 is the electricity of the display screen of stepper motor detection case provided by the utility model, analog-digital converter and controller
Lu Tu；
Fig. 3 is the circuit diagram of the power circuit of stepper motor detection case provided by the utility model；
Fig. 4 is the structural schematic diagram of stepper motor detection case provided by the utility model.
Appended drawing reference:
1, driving circuit, 11, PMOS tube, 12, driving interface, 2, controller, 3, fixed column, 41, encoder, 411, angle
Display screen, 42, resistance detection interface, 43, current detection circuit, 44, analog-digital converter, 51, display screen, 52, control button,
53, indicator light, 6, power circuit, 71, cabinet, 72, case lid, 73, panel, 10, stepper motor to be measured.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Embodiment 1:
As shown in Figure 1, the embodiments of the present invention 1 provide a kind of stepper motor detection case, including driving circuit 1,
Controller 2, fixed column 3, encoder 41, resistance detection interface 42, current detection circuit 43, display screen 51, control button 52 with
And power circuit 6；
The controller 2 is electrically connected by the driving circuit 1 with stepper motor 10 to be measured；The encoder 41 is installed on
The output shaft of one end of the fixed column 3, the other end of the fixed column 3 and stepper motor 10 to be measured is sequentially connected, the volume
Code device 41 is electrically connected by analog-digital converter with the controller 2；The controller 2 passes through the analog-digital converter and the electricity
Resistance detection interface 42 is electrically connected, and the resistance detection interface 42 is electrically connected with the coil of stepper motor 10 to be measured；The controller 2
It is electrically connected by the current detection circuit 43 with stepper motor 10 to be measured；The display screen 51 and control button 52 respectively with
The controller 2 is electrically connected, the controller 2, encoder 41, analog-digital converter and display screen 51 with the power circuit
6 electrical connections.
The utility model realizes the detection of revolving speed by encoder 41, detects the inspection that interface realizes coil resistance value by resistance value
It surveys, the detection of revolution electric current is realized by current detection circuit 43, running frequency is selected by control button 52, passes through controller
2 pairs of detection datas are judged to obtain testing result, are shown testing result by display screen 51, are realized the collection of a variety of detection functions
At, while realizing the intuitive display of testing result, detection function is more, detection efficiency is high, detection process automation.
In the prior art, when realizing a variety of different detection functions, each detection part need to be bought finished product module, then will be each
A detection part is matched using interface, and this mode is not only at high cost, practical and versatility is not strong but also cumbersome.
The detection function diversification of the utility model, and it is at low cost, easy to operate.
Preferably, as shown in Figure 1, the driving circuit 1 includes multiple PMOS tube 11 and driving interface 12, the control
Device 2 is electrically connected with multiple PMOS tube 11 respectively, and multiple PMOS tube 11 pass through the driving interface 12 and stepping to be measured
Motor 10 is electrically connected.
Specifically, the present embodiment respectively drives four lines of five-wire type stepping motor using high-power four groups of PMOS tube 11
Circle, realizes the driving of stepper motor 10 to be measured, so as to subsequent detection.
Preferably, the current detection circuit 43 includes that bleeder circuit and detection interface, the bleeder circuit pass through institute
Detection interface tandem is stated in the power end of stepper motor 10 to be measured, the output end of the bleeder circuit passes through the analog-digital converter
It is electrically connected with the controller 2.
The operating voltage of stepper motor 10 to be measured is detected by bleeder circuit, controller 2 obtains work according to operating voltage
Electric current, to realize the detection of 10 operating current of stepper motor to be measured.
Preferably, as shown in Figure 1, stepper motor detection case further includes multiple indicator lights 53, multiple indicator lights 53 divide
It is not electrically connected with the controller 2.
Multiple indicator lights 53 are added, testing result is shown, intuitively efficiently understand detection knot convenient for testing staff
Fruit.
Preferably, the display screen 51 selects liquid crystal display, and the controller 2 selects 51 series monolithic U1.
The present embodiment uses matrix liquid-crystal display screen, and single-chip microcontroller U1 control matrix liquid-crystal display screen shows testing result
Show.
Specifically, as shown in Fig. 2, pin of the same name represents actual physical connection in Fig. 2.The DB0 of the liquid crystal display
Pin is electrically connected with the P0.0 pin of the single-chip microcontroller U1, and the DB1 pin of the liquid crystal display is with the single-chip microcontroller U1's
The electrical connection of P0.1 pin, the DB2 pin of the liquid crystal display are electrically connected with the P0.2 pin of the single-chip microcontroller U1, the liquid crystal
The DB30 pin of display screen is electrically connected with the P0.3 pin of the single-chip microcontroller U1, the DB4 pin of the liquid crystal display with it is described
The P0.4 pin of single-chip microcontroller U1 is electrically connected, and the DB5 pin of the liquid crystal display and the P0.5 pin of the single-chip microcontroller U1 are electrically connected
It connects, the DB6 pin of the liquid crystal display is electrically connected with the P0.6 pin of the single-chip microcontroller U1, the DB7 of the liquid crystal display
Pin is electrically connected with the P0.7 pin of the single-chip microcontroller U1, the P2.0 of the RS pin of the liquid crystal display and the single-chip microcontroller U1
Pin electrical connection, the WR pin of the liquid crystal display are electrically connected with the WR pin of the single-chip microcontroller U1, the liquid crystal display
RD pin be electrically connected with the RD pin of the single-chip microcontroller U1, the CS1 pin of the liquid crystal display and the single-chip microcontroller U1's
The electrical connection of T1 pin, the BUSY pin of the liquid crystal display are electrically connected with the INT1 pin of the single-chip microcontroller U1, the liquid crystal
The INT pin of display screen is electrically connected with the INT0 pin of the single-chip microcontroller U1, the RES pin and the list of the liquid crystal display
The T0 pin of piece machine U1 is electrically connected, and the RS pin of the liquid crystal display is electrically connected with the P2.0 pin of the single-chip microcontroller U1, institute
The VR pin for stating liquid crystal display is electrically connected with the adjustable side of potentiometer R18,6 electricity of the potentiometer R18 and the power circuit
Connection, VDD pin, CS2 pin, the LEDA pin of the liquid crystal display are electrically connected with the power circuit 6, the liquid crystal
VSS pin, the LEDK pin of display screen are grounded, and the VCC pin of the single-chip microcontroller U1 is electrically connected with the power circuit 6, institute
The GND pin ground connection of single-chip microcontroller U1 is stated, the EA/VP pin of the single-chip microcontroller U1 is electrically connected by resistance R8 with the power circuit 6
It connects.
By the brightness for adjusting the adjustable liquid crystal display of potentiometer R18.
Preferably, the controller 2 is also electrically connected with crystal oscillating circuit.
Peripheral hardware crystal oscillating circuit provides more accurately clock signal for controller 2.
Preferably, as shown in Fig. 2, the crystal oscillating circuit includes crystal oscillator X1, resistance R3, capacitor C13 and capacitor C14；
The both ends of the crystal oscillator X1 are electrically connected with the crystal oscillator port of the controller 2 respectively, the resistance R3 and the crystalline substance
The X1 that shakes is in parallel, and one end of the crystal oscillator X1 is grounded by the capacitor C13, and the other end of the crystal oscillator X1 passes through the capacitor
C14 ground connection.
Specifically, as shown in Fig. 2, the analog-digital converter selects the modulus conversion chip U2 of model TLC1543, it is described
EOC pin, I/O_CLK pin, ADD pin, D_OUT pin and the CS pin of modulus conversion chip U2 pass through respectively bus with
The I/O mouth of the controller 2 is electrically connected, the simulation input port of the modulus conversion chip U2 respectively with the encoder 41 with
And resistance detection interface 42 is electrically connected, the VCC pin of the modulus conversion chip U2 is electrically connected with the power circuit 6, described
The GND pin and REF- pin of modulus conversion chip U2 is grounded, and the REF+ pin of the modulus conversion chip U2 connects benchmark
Voltage REF+.
Analog-digital converter realizes the analog-to-digital conversion of acquisition data.
Preferably, the power circuit 6 includes voltage stabilizing chip, the input terminal of the voltage stabilizing chip by connector CN1 with
External power supply electrical connection, the output end of the voltage stabilizing chip respectively with the controller 2, encoder 41, analog-digital converter and
Display screen 51 is electrically connected.
Pressure stabilizing is carried out by voltage stabilizing chip, provides stabilized power supply for detection case.
Preferably, as shown in figure 3, the voltage stabilizing chip includes the level-one voltage stabilizing chip U3 and model of model 7812
The second level voltage stabilizing chip U4 of L7812, further include power switch SW1, Schottky diode D1, capacitor C1, capacitor C2, capacitor C10,
Capacitor C3 and capacitor C11；
One end of the connector CN1 is grounded, and the other end of the connector CN1 passes through power switch SW1 and Xiao
The anode of special based diode D1 is electrically connected, and the cathode of the Schottky diode D1 is grounded by the capacitor C1, the capacitor
C2 is in parallel with the capacitor C1, and the cathode of the Schottky diode D1 and the input terminal of the level-one voltage stabilizing chip U3 are electrically connected
It connects, the ground terminal ground connection of the level-one voltage stabilizing chip U3, the output end of the level-one voltage stabilizing chip U3 is connect by the capacitor C10
Ground, the capacitor C3 is in parallel with the capacitor C10, the output end of the level-one voltage stabilizing chip U3 also with the second level voltage stabilizing chip
The input terminal of U4 is electrically connected, and the output end of the second level voltage stabilizing chip U4 is grounded by the capacitor C11, the second level pressure stabilizing core
The output end of piece U4 is electrically connected with the controller 2, encoder 41, analog-digital converter and display screen 51 respectively.
Power circuit 6 provided in this embodiment uses Schottky diode scheme, prevents power supply short circuit or positive and negative anodes from connecing
It is anti-ballistic to send a telegraph source damage.It is converted to 5V voltage by two-stage voltage stabilizing chip, is powered for detection case.
Preferably, as shown in figure 3, the power circuit 6 further includes power indicating circuit, the power indicating circuit includes
The anode of light emitting diode D6 and resistance R6, the light emitting diode D6 pass through the resistance R6 and the level-one voltage stabilizing chip
The input terminal of U3 is electrically connected, the minus earth of the light emitting diode D6.
Power indicating circuit is added, the Push And Release of power supply is indicated by light emitting diode D6.
Preferably, as shown in figure 4, stepper motor detection case further includes cabinet 71 and case lid 72, the cabinet 71 it is upper
Port is equipped with panel 73, and the panel 73 and the cabinet 71 form chamber, the driving circuit 1, current detection circuit 43,
Encoder 41, controller 2 and power circuit 6 are all set in the chamber, and the resistance detection interface 42 and control are pressed
Button 52 is all set on the panel 73, and the case lid 72 is covered on the cabinet 71, one side of the case lid 72 with it is described
The rotation connection on one side of cabinet 71, and cover and close the cabinet 71 and panel 73, the display screen 51 are set to the case lid 72
Towards the side of the cabinet 71, the fixed column 3 is installed on the panel 73, and one end of the fixed column 3 passes through institute
It states panel 73 and protrudes into the cabinet 71 and connect with the encoder 41, the other end stretching cabinet 71 of the fixed column 3
It is sequentially connected outside and with the output shaft of stepper motor 10 to be measured.
Chamber, driving circuit 1, current detection circuit 43, encoder 41, controller 2 are formed between cabinet 71 and panel 73
And power circuit 6 is all set in chamber, is played a protective role.Resistance detection interface 42 and control button 52 are all set in
On panel 73, convenient for grafting and press.Specifically, the connector CN1 of indicator light 53, power circuit 6, power switch SW1, inspection
Survey interface, driving interface 12 are all set on panel 73, convenient for operation and observation.Display screen 51 is set on case lid 72, works as case
When lid 72 is opened, the content on display screen 51 can be easily observed, fixed column 3 is arranged on panel 73, is convenient for encoder 41
And the connection and installation of not only motor to be measured.
Specifically, encoder 41 selects digital spiral encoder in the present embodiment, the angle of digital spiral encoder is shown
Screen 411 is equally installed on case lid 72 towards the side of cabinet 71, facilitates reading.
Specific embodiment of the present utility model described above does not constitute the restriction to scope of protection of the utility model.
Any other various changes and modifications that any technical concept according to the present utility model is made should be included in practical
In novel scope of protection of the claims.
Claims (10)
1. a kind of stepper motor detection case, which is characterized in that including driving circuit, controller, fixed column, encoder, resistance inspection
Survey interface, current detection circuit, display screen, control button and power circuit；
The controller is electrically connected by the driving circuit with stepper motor to be measured；The encoder is installed on the fixed column
One end, the output shaft of the other end of the fixed column and stepper motor to be measured is sequentially connected, and the encoder passes through modulus and turns
Parallel operation is electrically connected with the controller；The controller is electrically connected by the analog-digital converter with the resistance detection interface,
The resistance detection interface is electrically connected with the coil of stepper motor to be measured；The controller by the analog-digital converter with it is described
Current detection circuit electrical connection, the current detection circuit are electrically connected with stepper motor to be measured；The display screen and control are pressed
Button is electrically connected with the controller respectively, and the controller, encoder, analog-digital converter and display screen are electric with the power supply
Road electrical connection.
2. stepper motor detection case according to claim 1, which is characterized in that the driving circuit includes multiple PMOS tube
And driving interface, the controller are electrically connected with multiple PMOS tube respectively, multiple PMOS tube pass through the driving
Interface is electrically connected with stepper motor to be measured.
3. stepper motor detection case according to claim 1, which is characterized in that the current detection circuit includes partial pressure electricity
Road and detection interface, the bleeder circuit by the detection interface tandem in the power end of stepper motor to be measured, described point
The output end of volt circuit is electrically connected by the analog-digital converter with the controller.
4. stepper motor detection case according to claim 1, which is characterized in that it further include multiple indicator lights, it is multiple described
Indicator light is electrically connected with the controller respectively.
5. stepper motor detection case according to claim 1, which is characterized in that the display screen selects liquid crystal display,
The controller selects 51 series monolithic U1.
6. stepper motor detection case according to claim 1, which is characterized in that the controller is also electrically connected with crystal oscillator electricity
Road.
7. stepper motor detection case according to claim 6, which is characterized in that the crystal oscillating circuit includes crystal oscillator X1, electricity
Hinder R3, capacitor C13 and capacitor C14；
The both ends of the crystal oscillator X1 are electrically connected with the crystal oscillator port of the controller respectively, and the resistance R3 and the crystal oscillator X1 are simultaneously
One end of connection, the crystal oscillator X1 is grounded by the capacitor C13, and the other end of the crystal oscillator X1 is grounded by the capacitor C14.
8. stepper motor detection case according to claim 1, which is characterized in that the power circuit includes voltage stabilizing chip,
The input terminal of the voltage stabilizing chip is electrically connected by connector CN1 with external power supply, the output end of the voltage stabilizing chip respectively with
The controller, encoder, analog-digital converter and display screen electrical connection.
9. stepper motor detection case according to claim 8, which is characterized in that the voltage stabilizing chip includes model 7812
Level-one voltage stabilizing chip U3 and model L7812 second level voltage stabilizing chip U4, further include power switch SW1, two pole of Schottky
Pipe D1, capacitor C1, capacitor C2, capacitor C10, capacitor C3 and capacitor C11；
One end of the connector CN1 is grounded, and the other end of the connector CN1 passes through power switch SW1 and the Schottky
The anode of diode D1 is electrically connected, and the cathode of the Schottky diode D1 is grounded by the capacitor C1, the capacitor C2 and
The capacitor C1 is in parallel, and the cathode of the Schottky diode D1 is electrically connected with the input terminal of the level-one voltage stabilizing chip U3, institute
The ground terminal ground connection of level-one voltage stabilizing chip U3 is stated, the output end of the level-one voltage stabilizing chip U3 is grounded by the capacitor C10, institute
State that capacitor C3 is in parallel with the capacitor C10, the output end of the level-one voltage stabilizing chip U3 is also with the second level voltage stabilizing chip U4's
The output end of input terminal electrical connection, the second level voltage stabilizing chip U4 is grounded by the capacitor C11, the second level voltage stabilizing chip U4
Output end be electrically connected respectively with the controller, encoder, analog-digital converter and display screen.
10. stepper motor detection case according to claim 1, which is characterized in that further include cabinet and case lid, the case
The upper port of body is equipped with panel, and the panel and the cabinet form chamber, the driving circuit, current detection circuit, volume
Code device, controller and power circuit are all set in the chamber, and the resistance detection interface and control button are respectively provided with
In on the panel, the case lid is covered on the cabinet, the case lid on one side with the cabinet while be rotatablely connected,
And it covers and closes the cabinet and panel, the display screen are set to the case lid towards the side of the cabinet, the fixed column
It is installed on the panel, and one end of the fixed column passes through the panel and protrudes into the cabinet and connects with the encoder
It connects, the other end of the fixed column is stretched out outside the cabinet and is sequentially connected with the output shaft of stepper motor to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822231143.XU CN209656857U (en) | 2018-12-28 | 2018-12-28 | A kind of stepper motor detection case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822231143.XU CN209656857U (en) | 2018-12-28 | 2018-12-28 | A kind of stepper motor detection case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209656857U true CN209656857U (en) | 2019-11-19 |
Family
ID=68519328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822231143.XU Active CN209656857U (en) | 2018-12-28 | 2018-12-28 | A kind of stepper motor detection case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209656857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279055A (en) * | 2021-12-28 | 2022-04-05 | 宁波奥克斯电气股份有限公司 | Fault detection method and system and air conditioner |
-
2018
- 2018-12-28 CN CN201822231143.XU patent/CN209656857U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279055A (en) * | 2021-12-28 | 2022-04-05 | 宁波奥克斯电气股份有限公司 | Fault detection method and system and air conditioner |
| CN114279055B (en) * | 2021-12-28 | 2023-04-07 | 宁波奥克斯电气股份有限公司 | Fault detection method and system and air conditioner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109884511B (en) | Method and system for testing magnetic sensor chip | |
| CN103207363B (en) | A kind of instrument measuring solar cell parameter | |
| CN209656857U (en) | A kind of stepper motor detection case | |
| CN109521263A (en) | A kind of voltage test method and device | |
| CN204559517U (en) | A kind of based on monolithic processor controlled photovoltaic cell checkout gear | |
| CN109342948B (en) | Portable solar cell module performance detection comparator | |
| CN104007320A (en) | Digital RLC tester | |
| CN108593299B (en) | Circuit and method for simulating engine rotating speed signal | |
| CN202978797U (en) | Motor driving device | |
| CN107991943A (en) | A kind of parameter tester of portable type solar energy electricity generation system | |
| CN105242062B (en) | Fan rotation-speed detection device | |
| CN104459185A (en) | Motor rotating speed measuring apparatus based on ATmega8L single-chip microcomputer | |
| CN208060991U (en) | A kind of engine rotational speed signal analog circuit | |
| CN203489914U (en) | A wind-driven generator parameter integrated monitoring apparatus based on a STD bus | |
| CN211318764U (en) | Small intelligent calibrator for measuring activity of radioactive source | |
| CN206020363U (en) | Two-wire bus detector | |
| CN208188198U (en) | New electric energy metering and equipment for monitoring power quality | |
| CN1218162C (en) | Magnetic photoelectric encoder used for servo system | |
| CN208705882U (en) | A kind of novel quartz flexibility acceleration sensor data collecting card | |
| CN221144674U (en) | General acquisition system of miniature wind turbine | |
| CN202939219U (en) | Multichannel intelligent electric quantity module | |
| CN207366676U (en) | A kind of single-phase electric energy mass detecting instrument | |
| CN201993376U (en) | Rotating speed measuring device | |
| CN110174523A (en) | A kind of rotation-speed measuring device based on photoelectric sensor | |
| CN209151093U (en) | A kind of power analyzer for photovoltaic generating system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |