CN206601613U - Fully-automatic intelligent tea packaging machine control system based on PLC - Google Patents
Fully-automatic intelligent tea packaging machine control system based on PLC Download PDFInfo
- Publication number
- CN206601613U CN206601613U CN201720269685.9U CN201720269685U CN206601613U CN 206601613 U CN206601613 U CN 206601613U CN 201720269685 U CN201720269685 U CN 201720269685U CN 206601613 U CN206601613 U CN 206601613U
- Authority
- CN
- China
- Prior art keywords
- plc
- module
- logic controller
- programmable logic
- control system
- 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
Abstract
The utility model discloses a kind of fully-automatic intelligent tea packaging machine control system based on PLC, including：Programmable logic controller (PLC), photoelectric sensor, weighing sensor, temperature sensor, detection module, vibrating disk control module, solid-state relay output module, driving stepper motor module, solenoid valve driving module, man-machine interface and power supply module；The programmable logic controller (PLC) is respectively connected with the photoelectric sensor, weighing sensor, temperature sensor, detection module, vibrating disk control module, solid-state relay output module, driving stepper motor module, solenoid valve driving module, man-machine interface and power supply module.The utility model is completed from tea leaf vibration feeding, weighed automatically, inner membrance and outer bag are caught and take the sealing temperature of encapsulation, inner membrance and outer bag to control automatically, automatic vacuum and shaping, and cooperating between each mechanism controls to realize overall process that tealeaves is packed automatically.
Description
Technical field
The utility model is related to PLC fully-automatic intelligent control technology fields, more particularly to a kind of full-automatic intelligent based on PLC
Can tea packaging machine control system.
Background technology
At present, most of domestic Full-automatic tea packing machine is used by special weighing controller, temperature controller
Table, PLC or industrial control board etc. assemble.This design packaging unit assembled by standard module install standby many, executive component compared with
Many, integrated level is not high and cost is higher, it is difficult to meet the market demand.In recent years, programmable logic controller (PLC) (PLC) is used as tradition
The substitute products of relay control device are widely used to multiple fields, and it can quickly change control process, and with body
Product is small, and assembling is flexible, and cost is low, and programming is simple, the features such as strong antijamming capability and high reliability.Particularly, tea packaging control
Process processed is related to the control to temperature and weight, to temperature and weight needed for accurate control, it is necessary to realize PID control, and
PLC is the generic way for realizing pid control function.Therefore it provides a kind of fully-automatic intelligent tea packaging machine control based on PLC
System is necessary.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art that there is provided a kind of fully-automatic intelligent tea based on PLC
Leaf packing machine control system, closed-loop control of weighing, temperature PID control, general signal input and output are integrated with based on PLC frameworks
And high-speed pulse output etc.；Communication is carried out by RS-232 and touch-screen and realizes man-machine interaction；The system is completed from tea leaf vibration
Feeding, weigh automatically, inner membrance and outer bag are caught and take the sealing temperature of encapsulation, inner membrance and outer bag to control automatically, automatic vacuum and whole
Mutual cooperation control between shape, each mechanism is to realize overall process that tealeaves is packed automatically.Therefore, it may be programmed by building PLC
Controller be core platform, constitute a special-purpose computer application system, can meet tea weighing detection, temperature control,
Bag inner membrance and outer bag, vacuumize, the functional requirement such as bag mouth sealing.
The utility model solves the technical scheme that its technical problem used：
A kind of fully-automatic intelligent tea packaging machine control system based on PLC, it is characterised in that including：FPGA
Controller, photoelectric sensor, weighing sensor, temperature sensor, detection module, vibrating disk control module, solid-state relay are defeated
Go out module, driving stepper motor module, solenoid valve driving module, man-machine interface and power supply module；The Programmable logical controller
Whether device is connected with the photoelectric sensor the signal of tealeaves for receiving in vibrating disk；The programmable logic controller (PLC) with
The weighing sensor is connected for receiving the tealeaves weight fallen into from vibrating disk in hopper detected；Described may be programmed is patrolled
Controller is collected with the temperature sensor to be connected for the temperature for receiving the heat block detected；The programmable logic controller (PLC)
It is connected with the detection module for judging whether stepper motor is being zeroed, is judging whether inner membrance is flared and pick up and sentence during start
Whether disconnected outer bag is drawn；The programmable logic controller (PLC) be connected with the vibrating disk control module for control vibrating disk to
Material；The programmable logic controller (PLC) is connected for controlling solid-state relay with different from the solid-state relay output module
Output duty cycle is heated to heat block；The programmable logic controller (PLC) is connected with the driving stepper motor module for sending
Pulse signal Driving Stepping Motor rotate, complete the feeding of tealeaves, bag inner membrance, dress outer bag and bag mouth sealing function；It is described to compile
Journey logic controller be connected with the solenoid valve driving module for control electromagnetic valve coil electric or dead electricity controls cylinder
Mobile direction acts so as to realize tea clamp inner membrance and draw outer bag；The programmable logic controller (PLC) and the man-machine interface
It is connected and is sat for the setting to tealeaves weight, the setting of the fast temperature of heating, sealing time setting, pumpdown time setting, motor
Cursor position parameter setting；The power supply module is connected with the programmable logic controller (PLC) for being the Programmable logical controller
Device provides dc source.
It is preferred that, the tea packaging machine control system also includes：USB interface；The programmable logic controller (PLC) and institute
State USB interface to be connected for recognizing USB flash disk signal, and download the content in USB flash disk.
It is preferred that, the tea packaging machine control system also includes：Expansion module；The programmable logic controller (PLC) and institute
Expansion module is stated to be connected for extending the programmable logic controller (PLC) I/O interfaces.
It is preferred that, the weighing sensor includes two.
It is preferred that, two weighing sensors are weighed by alternating, the sensitivity of two weighing sensors,
Input and output impedance is all consistent with full scale.
It is preferred that, the temperature sensor includes two；One temperature for measuring bag inner membrance, one is to be used to measure
The temperature of bag outer bag.
It is preferred that, the model PT100 and/or K-type thermocouple of two temperature sensors.
It is preferred that, the power supply module provides+3.3V DC voltages for the CPU of the programmable logic controller (PLC).
It is preferred that, processes temperature signal mould is connected between the temperature sensor and the programmable logic controller (PLC)
Block, the analog signalses for the temperature sensor to be exported are amplified and are converted into data signal and are sent to described to compile
Journey logic controller；The power supply module is connected for the fortune for processes temperature signal module with the processes temperature signal module
Amplifier and A/D change-over circuits offer ± 12V DC voltages are provided.
It is preferred that, weighing-up wave processing mould is connected between the weighing sensor and the programmable logic controller (PLC)
Block, the analog signalses for the weighing sensor to be exported are amplified and are converted into data signal and are sent to described to compile
Journey logic controller；The power supply module is connected for the fortune for weighing-up wave processing module with the weighing-up wave processing module
Amplifier and A/D change-over circuit offer+5V DC voltages are provided.
The beneficial effect brought of technical scheme that the utility model is provided is：
(1) the utility model system can replace original pack with PLC while original packing machine function is met
Machinery, simplifies mechanical structure, reduces its equipment cost, packing machine is realized full-automation to a certain extent, meet client more
Many demands；
(2) the utility model system support is complete, perfect in shape and function, small volume, easy to maintenance, easy transformation, ladder diagram are compiled
Cheng Yuyan is easy to customer engineering technical staff receiving；
(3) the utility model system substitutes traditional numeral method with touch-screen, easy to operate, need not be opened on switch board
Hole, without considering arrangement wiring；
(4) the utility model system supports download online, on-line monitoring, touch-screen communication, power failure to keep function；
(5) the utility model system can connect all touch-screens of in the market, using characteristic PROCESS FOR TREATMENT, with anti-corrosion,
Protection against the tide, antistatic etc. are acted on.
The utility model is described in further detail below in conjunction with drawings and Examples, but a kind of base of the present utility model
Embodiment is not limited in PLC fully-automatic intelligent tea packaging machine control system.
Brief description of the drawings
Fig. 1 is the structured flowchart of fully-automatic intelligent tea packaging machine control system of the present utility model；
Fig. 2 is the technological process of fully-automatic intelligent tea packaging machine control system of the present utility model.
Embodiment
As shown in figure 1, a kind of fully-automatic intelligent tea packaging machine control system based on PLC, including：FPGA control
Device 1 processed, photoelectric sensor 2, weighing sensor 3, temperature sensor 4, detection module 5, vibrating disk control module 6, solid-state relay
Device output module 7, driving stepper motor module 8, solenoid valve driving module 9, man-machine interface 10 and power supply module 11；It is described to compile
Whether journey logic controller 1 is connected with the photoelectric sensor 2 signal of tealeaves for receiving in vibrating disk；It is described programmable
Logic controller 1 is connected with the weighing sensor 3 for receiving the tealeaves weight fallen into from vibrating disk in hopper detected
Amount；The programmable logic controller (PLC) 1 is connected with the temperature sensor 4 for the temperature for receiving the heat block detected；Institute
Programmable logic controller (PLC) 1 is stated with the detection module 5 to be connected for judging whether stepper motor is zeroed, judges inner membrance during start
Whether it is flared and picks up and judge whether outer bag is drawn；The programmable logic controller (PLC) 1 and the vibrating disk control module 6
It is connected for controlling vibrating disk to be fed；The programmable logic controller (PLC) 1 is connected with the solid-state relay output module 7 and is used for
Solid-state relay is controlled to be heated with different output duty cycles to heat block；The programmable logic controller (PLC) 1 and the stepping
Motor drive module 8 is connected to be rotated for the pulse signal Driving Stepping Motor that sends, complete the bag inner membrance of tealeaves, dress outer bag and
The functions such as bag mouth sealing；The programmable logic controller (PLC) 1 is connected with the solenoid valve driving module 9 for controlling electromagnetic valve coil
Electric or dead electricity come control cylinder move direction so as to realize tea clamp inner membrance and draw outer bag action；Described may be programmed is patrolled
Volume controller 1 is connected with the man-machine interface 10 to be set for the setting to tealeaves weight, the setting for heating fast temperature, sealing time
Fixed, pumpdown time setting, motor coordinate position parameter setting etc.；The power supply module 11 and the programmable logic controller (PLC)
1 is connected for providing dc source for the programmable logic controller (PLC) 1.
Further, the vibrating disk control module 6 includes vibrating disk.When the photoelectric sensor 2 detects vibrating disk
In when there is no tealeaves, give 1 one frequency signals of programmable logic controller (PLC), the control vibrating disk control of programmable logic controller (PLC) 1
Molding block 6 is acted.Specifically, the control prime of programmable logic controller (PLC) 1 gives the electromagnet magnetic field expected in vibrating disk, vibrating disk
Change, vibrate hopper, the tealeaves in hopper due to by this vibration, along vibrating the track, being sent to discharging opening, from
And realize vibrating feed.
Further, the weighing sensor 3 includes two, and two weighing sensors 3 are weighed by alternating,
Sensitivity, the input and output impedance of two weighing sensors 3 are all consistent with full scale.It is automatic using two in the present embodiment
Weigh design, reached the saving time, improve the purpose for efficiency of weighing.Specifically, the weighing sensor 3 by sensor its
Internal null-type bridge circuit principle measures the weight signal of tealeaves, the faint simulation that sensor is exported by differential amplifier
Measure signal carry out certain multiple amplification, be converted into data signal by A/D, draw tealeaves weight data be output to shown in can
Programmed logic controller, then be output to man-machine interface and show.The output tealeaves weight detected when the programmable logic controller (PLC) 1
When amount is less than setting weight value, its signal feeds back to vibrating disk control module 6, forms a closed-loop control system.Deviation of weight
When big, vibration is fast, and deviation of weight hour, vibration is slow.
Further, the temperature sensor 4 includes two, the temperature of a heat block for measuring bag inner membrance, one
The individual temperature for being used to measure the heat block of bag outer bag, the model PT100 and/or K-type thermoelectricity of two temperature sensors 4
It is even.The solid-state relay output module 7 includes solid-state relay and heat block.Specifically, the programmable logic controller (PLC) 1
Interaction with the solid-state relay output module 7 is as follows：Heat block is constantly controlled to heat by solid-state relay, is heated
Heat block afterwards come realize the sealing heating to inner membrance and tyre act.Heat block to be made maintains certain temperature, then with heating
Solid-state relay makes heating deblocking temperature keep constant with different output duty cycle control heat block heating.By PID control not
The heat time of disconnected regulation heating solid-state relay is so as to realize the closed-loop control to temperature.When temperature sensor 4 detects temperature
When spending, the analog quantity temperature value of its temperature sensor 4 output is converted to numeral output by A/D, programmable logic controller (PLC) 1
CPU is compared the temperature value of detection with setting value, and by the temperature difference obtained by collection, controlled quentity controlled variable, then profit are drawn through pid algorithm
The dutycycle of the PWM ripples of change output is gone with controlled quentity controlled variable.Finally PWM ripples are sent to solid-state relay to control the heat time.Its
Temperature measurement accuracy is higher, and measurement range is (± 1+200) DEG C, and trueness error is less than 1 DEG C.In the present embodiment, solid-state relay
Device control heating rod obtains electric, and heating rod is heated to iron block, is then transmitted to inner membrance and outer bag by hot pressing, realizes the dynamic of heating sealing
Make.
The detection module 5 includes the design that infrared induction is detected, judges whether stepper motor returns zero during start；Including
The design of bag expanding is detected whether, judges whether inner membrance is flared and picks up；Air pressure detection is additionally provided with, judges whether outer bag is drawn；
Programmable logic controller (PLC) 1 is returned result to after the completion of detection and performs corresponding control.
Further, the driving stepper motor module 8 includes stepper motor.The programmable logic controller (PLC) 1 passes through
Pulse output end and direction controlling end control driving stepper motor.Specifically, pulse output end connects stepper motor driver
PUL ends, direction controlling end connection DIR ends.The pulse signal Driving Stepping Motor sent by programmable logic controller (PLC) 1 turns
Dynamic, the rotating speed of stepper motor, the position stopped being solely dependent upon the frequency and umber of pulse of pulse signal, the rotating speed and arteries and veins of stepper motor
The frequency for rushing signal is directly proportional, the speed rotated by the frequency of control wave come controlled motor, so as to reach speed governing
Purpose.The quantity of control wave, can realize to stepper motor and be accurately positioned.Persistently give pulse signal, stepper motor
Continuous running, completes the functions such as bag inner membrance, dress outer bag, the bag mouth sealing of tealeaves.
Further, the solenoid valve driving module 9 includes magnetic valve.The programmable logic controller (PLC) 1 passes through output
End control magnetic valve.Specifically, using transistor output PLC driving air-operated solenoid valves, FPGA in the present embodiment
Controller 1 makes transistors by optical coupling, come control external dc magnetic valve coil electric or dead electricity, when coil obtains electric
When inhale dynamic iron core, the direction for moving up and down control cylinder of iron core.When coil losing electricity, iron core is moved back to initial position, and compression is empty
Gas enters cylinder by inceptive direction again.Continuous by coil obtains electric and dead electricity, is moved to complete tea clamp inner membrance, draw outer bag etc.
Make.
Further, it is connected with processes temperature signal between the temperature sensor 4 and the programmable logic controller (PLC) 1
Module 15, the analog signalses for the temperature sensor to be exported be amplified and be converted into data signal be sent to it is described
Programmable logic controller (PLC).
Further, weighing-up wave processing is connected between the weighing sensor 3 and the programmable logic controller (PLC) 1
Module 14, the analog signalses for the weighing sensor to be exported be amplified and be converted into data signal be sent to it is described
Programmable logic controller (PLC).
Further, the power supply module 11 includes outside 24V dc sources.Specifically, outside input 24V DC voltages
Signal, ± 12V ,+5V and+3.3V d. c. voltage signals are transformed to by DC/DC, respectively to the A/ of processes temperature signal module 15
The CPU of D amplifying circuits, the operational amplifier of weighing-up wave processing module 14 and A/D change-over circuits and programmable logic controller (PLC) 1
Power supply.In order to obtain reliable and stable ± 12V ,+5V and+3.3V DC voltages, in DC/DC circuits, respectively from highly reliable
DC/DC modules realize low-voltage direct export.
Further, the tea packaging machine control system also includes：Usb 12；The programmable logic controller (PLC) 1
It is connected with the usb 12 for recognizing USB flash disk signal, and downloads PLC program in USB flash disk.
Further, the tea packaging machine control system also includes：Expansion module 13；The programmable logic controller (PLC)
1 is connected for the I/O interfaces for extending the programmable logic controller (PLC) 1 with the expansion module 13.
Further, the programmable logic controller (PLC) 1 carries out serial communication by RS-232 and the man-machine interface 10.
RS-232 is full duplex mode of operation, and its baud rate is defaulted as 38400, can changed as needed, realizes the exchange of data message.
It is illustrated in figure 2 the technological process of fully-automatic intelligent tea packaging machine control system of the present utility model, this implementation
Example in, use programmable logic controller (PLC) 1 for core, be automatically performed vibrating feed, weigh, bag inner membrance, fill outer bag, vacuumize and
The processes such as bag mouth sealing, realize the full-automation of packaging, considerably reduce cost.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of fully-automatic intelligent tea packaging machine control system based on PLC, it is characterised in that including：FPGA control
Device processed, photoelectric sensor, weighing sensor, temperature sensor, detection module, vibrating disk control module, solid-state relay output
Module, driving stepper motor module, solenoid valve driving module, man-machine interface and power supply module；The programmable logic controller (PLC)
Whether be connected with the photoelectric sensor has the signal of tealeaves for receiving in vibrating disk；The programmable logic controller (PLC) and institute
Weighing sensor is stated to be connected for receiving the tealeaves weight fallen into from vibrating disk in hopper detected；The FPGA
Controller is connected with the temperature sensor for the temperature for receiving the heat block detected；The programmable logic controller (PLC) with
The detection module is connected for judging whether stepper motor is being zeroed, is judging whether inner membrance is flared and pick up and judge during start
Whether outer bag is drawn；The programmable logic controller (PLC) be connected with the vibrating disk control module for control vibrating disk to
Material；The programmable logic controller (PLC) is connected for controlling solid-state relay with different from the solid-state relay output module
Output duty cycle is heated to heat block；The programmable logic controller (PLC) is connected with the driving stepper motor module for sending
Pulse signal Driving Stepping Motor rotate, complete the feeding of tealeaves, bag inner membrance, dress outer bag and bag mouth sealing function；It is described to compile
Journey logic controller be connected with the solenoid valve driving module for control electromagnetic valve coil electric or dead electricity controls cylinder
Mobile direction acts so as to realize tea clamp inner membrance and draw outer bag；The programmable logic controller (PLC) and the man-machine interface
It is connected and is sat for the setting to tealeaves weight, the setting for heating deblocking temperature, sealing time setting, pumpdown time setting, motor
Cursor position parameter setting；The power supply module is connected with the programmable logic controller (PLC) for being the Programmable logical controller
Device provides dc source.
2. the fully-automatic intelligent tea packaging machine control system according to claim 1 based on PLC, it is characterised in that institute
Stating tea packaging machine control system also includes：USB interface；The programmable logic controller (PLC) is connected with the USB interface and is used for
USB flash disk signal is recognized, and downloads the content in USB flash disk.
3. the fully-automatic intelligent tea packaging machine control system according to claim 1 based on PLC, it is characterised in that institute
Stating tea packaging machine control system also includes：Expansion module；The programmable logic controller (PLC) is mutually used in conjunction with the expansion module
In the extension programmable logic controller (PLC) I/O interfaces.
4. the fully-automatic intelligent tea packaging machine control system according to claim 1 based on PLC, it is characterised in that institute
Weighing sensor is stated including two.
5. the fully-automatic intelligent tea packaging machine control system according to claim 4 based on PLC, it is characterised in that two
The individual weighing sensor is weighed by alternating, the sensitivity of two weighing sensors, input and output impedance and full
Range is all consistent.
6. the fully-automatic intelligent tea packaging machine control system according to claim 1 based on PLC, it is characterised in that institute
Temperature sensor is stated including two；One is used to measuring the temperature of bag inner membrance, and one is temperature for measuring bag outer bag.
7. the fully-automatic intelligent tea packaging machine control system according to claim 6 based on PLC, it is characterised in that two
The model PT100 and/or K-type thermocouple of the individual temperature sensor.
8. the fully-automatic intelligent tea packaging machine control system according to claim 1 based on PLC, it is characterised in that institute
State power supply module and provide+3.3V DC voltages for the CPU of the programmable logic controller (PLC).
9. the fully-automatic intelligent tea packaging machine control system according to claim 1 based on PLC, it is characterised in that institute
State and processes temperature signal module is connected between temperature sensor and the programmable logic controller (PLC), for the temperature to be passed
The analog signalses of sensor output, which are amplified and are converted into data signal, is sent to the programmable logic controller (PLC)；It is described to supply
Electric module is connected with the processes temperature signal module for the operational amplifier for processes temperature signal module and A/D conversion electricity
Road offer ± 12V DC voltages.
10. the fully-automatic intelligent tea packaging machine control system according to claim 1 based on PLC, it is characterised in that institute
State and weighing-up wave processing module is connected between weighing sensor and the programmable logic controller (PLC), for by the biography of weighing
The analog signalses of sensor output, which are amplified and are converted into data signal, is sent to the programmable logic controller (PLC)；It is described to supply
Electric module is connected with the weighing-up wave processing module for the operational amplifier for weighing-up wave processing module and A/D conversion electricity
Road offer+5V DC voltages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720269685.9U CN206601613U (en) | 2017-03-20 | 2017-03-20 | Fully-automatic intelligent tea packaging machine control system based on PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720269685.9U CN206601613U (en) | 2017-03-20 | 2017-03-20 | Fully-automatic intelligent tea packaging machine control system based on PLC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206601613U true CN206601613U (en) | 2017-10-31 |
Family
ID=60145407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720269685.9U Active CN206601613U (en) | 2017-03-20 | 2017-03-20 | Fully-automatic intelligent tea packaging machine control system based on PLC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206601613U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112056928A (en) * | 2020-08-24 | 2020-12-11 | 深圳市徐图文化传播有限公司 | Intelligent tea brewing system based on cloud platform and control method thereof |
-
2017
- 2017-03-20 CN CN201720269685.9U patent/CN206601613U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112056928A (en) * | 2020-08-24 | 2020-12-11 | 深圳市徐图文化传播有限公司 | Intelligent tea brewing system based on cloud platform and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204173193U (en) | Full-automatic facial tissue overwrapping machine | |
| CN105242587B (en) | A kind of dual drive mixed type DC low-voltage Intelligent servo drive circuit | |
| CN204228244U (en) | Ultrasonic water meter automatically assembles and detects production line | |
| CN202966763U (en) | Fully-automatic sealing and cutting shrinker | |
| CN102749112A (en) | Continuous production line for gas meter and production process flow | |
| CN206601613U (en) | Fully-automatic intelligent tea packaging machine control system based on PLC | |
| CN106640857A (en) | Stamping servo compensation system and working process thereof | |
| CN204505691U (en) | A kind of building control system for macromolecule material product | |
| CN103803126A (en) | PLC (programmable logic controller) control system for large packaging and bagging machine and working method of PLC control system | |
| CN104476744B (en) | A kind of injection machine energy-saving servo-control system | |
| CN207127600U (en) | A kind of safe chip removal device of numerical control device | |
| CN103253405B (en) | Vibrating feed speed stabilizing control system and method | |
| CN206287689U (en) | A kind of ZJ112 cigarette machines steel seal prints servo-control system | |
| CN105650064B (en) | A kind of Pneumatic position control device based on DSP | |
| CN206513656U (en) | Stamping servo compensation system | |
| CN103892459A (en) | Device for weighing dry matters in tobacco materials and technical process control method | |
| CN203845036U (en) | Weighing device of electronic packaging scale | |
| CN110372183A (en) | A kind of vehicle-mounted glass heat bender structure of one-stop heating in medium frequency 3D | |
| CN202195868U (en) | Powder dynamic weighing instrument | |
| CN102424133B (en) | Automatic control system for package of bagged type pipe materials | |
| CN105022423A (en) | Testing device and testing method for tension control of belt | |
| CN203100864U (en) | Electronic proportioning scale | |
| CN204021341U (en) | A kind of packing Fu | |
| CN208559914U (en) | A kind of tea bag materials auto-feeder for bag | |
| CN206546519U (en) | Colorful rice quantitative proportioning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |