CN207556230U - The linkage control device and its system of a kind of drying system temperature and feeder - Google Patents

The linkage control device and its system of a kind of drying system temperature and feeder Download PDF

Info

Publication number
CN207556230U
CN207556230U CN201721502965.6U CN201721502965U CN207556230U CN 207556230 U CN207556230 U CN 207556230U CN 201721502965 U CN201721502965 U CN 201721502965U CN 207556230 U CN207556230 U CN 207556230U
Authority
CN
China
Prior art keywords
temperature
feeder
drying system
feeding
rate
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.)
Expired - Fee Related
Application number
CN201721502965.6U
Other languages
Chinese (zh)
Inventor
刘通
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Your Chongqing City Jinxiang Carbon LLC
Original Assignee
Your Chongqing City Jinxiang Carbon LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Your Chongqing City Jinxiang Carbon LLC filed Critical Your Chongqing City Jinxiang Carbon LLC
Priority to CN201721502965.6U priority Critical patent/CN207556230U/en
Application granted granted Critical
Publication of CN207556230U publication Critical patent/CN207556230U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Drying Of Solid Materials (AREA)

Abstract

The linkage control device and its system of a kind of drying system temperature and feeder, relate generally to raw material processing field.The coordinated control system is electrically connected by the way that temperature control equipment is carried out communication with feeder rate of feeding regulating device, realize the coordinated signals to drying system temperature and feeder rate of feeding, so that feeder can make the automatic adjusument of rate of feeding according to the variation of drying system temperature, the whole work efficiency of feeder and drying system is helped to improve;By the temperature sensor that multiple arrays is set to arrange, the accuracy of temperature data acquisition is improved, reduces the failure rate of temperature sensor, so as to while temperature control equipment sensitivity and accuracy is ensured, improve its job stability.In addition, above-mentioned linkage control device is applied in above-mentioned coordinated control system, the self-adapting linkage of feeder rate of feeding and drying system temperature can be realized, ensure real-time drying effect of the drying system to material.

Description

The linkage control device and its system of a kind of drying system temperature and feeder
Technical field
The utility model is related to raw material processing field, in particular to a kind of drying system temperature and the connection of feeder Dynamic control device and its system.
Background technology
In raw material processing (such as carbon black processing) field, feeder and drying system are common process equipments, however, at present In the prior art, since feeder and drying system are to be independent device to be controlled, substantial drying system Variation can not carry out adaptively with the rate of feeding of feeder, this will certainly influence drying system and the drying of powder is imitated Fruit.
Utility model content
The purpose of this utility model is to provide a kind of drying system temperature and the linkage control device of feeder, can The rate of feeding of feeder and the self-adapting linkage of drying system temperature are realized, so as to ensure that drying system is real-time to material Drying effect.
The another object of the utility model is to provide the coordinated control system of a kind of drying system temperature and feeder, Temperature information can be fed back to the related rate of feeding control device of feeder according to the real-time change of drying system temperature, from And the feeder enable makes the adaptive change of rate of feeding according to the variation of drying system temperature, meets feeder feeding The matching relationship of speed and drying system temperature.
What the embodiment of the utility model was realized in:
The coordinated control system of a kind of drying system temperature and feeder, including drying system pipeline, feeding machine hopper And linkage control device, drying system pipeline are connected with feeding machine hopper, linkage control device includes temperature control equipment and feeds Material machine rate of feeding regulating device, temperature control equipment are set in drying system pipeline, feeder rate of feeding regulating device It is set in feeding machine hopper, controls the rate of feeding of feeder;Temperature control equipment is adjusted with feeder rate of feeding and is filled Communication electrical connection is put, so as to fulfill temperature control equipment to the coordinated signals of feeder rate of feeding regulating device.
Further, in the utility model preferred embodiment, above-mentioned temperature control equipment include temperature controller and Temperature sensor, temperature sensor are set in drying system pipeline, and are electrically connected with temperature controller communication, temperature controller It is electrically connected with the communication of feeder rate of feeding regulating device.
Further, in the utility model preferred embodiment, above-mentioned feeder rate of feeding regulating device includes feeding Material machine frequency-variable controller, the communication of feeder frequency-variable controller and temperature controller be electrically connecteds, and with setting at feeding machine hopper Feed driving motor communication electrical connection.
Further, in the utility model preferred embodiment, also communication is electrically connected with arteries and veins on above-mentioned temperature sensor Controller is rushed, impulse controller controls the working condition of temperature sensor by pulse signal.
Further, in the utility model preferred embodiment, the impulse ejection frequency of above-mentioned impulse controller is 1 time Per second, impulse controller often emits pulsatile once signal, and it is primary that temperature sensor starts work.
Further, in the utility model preferred embodiment, above-mentioned temperature sensor has multiple, and multiple temperature It is electrically connected after degree sensor parallel setting with temperature controller communication.
Further, in the utility model preferred embodiment, above-mentioned multiple array of temperature sensor are arranged in drying In system pipeline.
Further, in the utility model preferred embodiment, the number of above-mentioned multiple temperature sensors is 9, and And the inner wall of the circumferential and axial along drying system pipeline carries out 3 × 3 arrangement.
Further, in the utility model preferred embodiment, temperature upper limit is provided in above-mentioned temperature controller And temperature upper limit value, when the temperature signal that temperature sensor transmits is higher than temperature upper limit or less than temperature upper limit value, temperature Controller is sent and the corresponding speed Regulate signal of temperature to feeder rate of feeding regulating device.
The linkage control device of a kind of drying system temperature and feeder, including above-mentioned drying system temperature and feeder Coordinated control system in linkage control device.
The advantageous effect of the utility model embodiment is:The drying system temperature and feeding that the utility model embodiment provides The coordinated control system of machine is set by the set temperature control device in drying system pipeline and in feeding machine hopper feeds Material machine rate of feeding regulating device, and the communication electricity that temperature control equipment and feeder rate of feeding regulating device are linked Connection, realizes the coordinated signals to drying system temperature and feeder rate of feeding, so that feeder can be according to baking The automatic adjusument of rate of feeding is made in the variation of dry systems temperature, meets feeder rate of feeding and drying system temperature Real-time matching relationship helps to improve the whole work efficiency of feeder and drying system.
Description of the drawings
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 provides the plane of the coordinated control system of drying system temperature and feeder for the utility model first embodiment Structure diagram;
Fig. 2 provides the linkage of the coordinated control system of drying system temperature and feeder for the utility model first embodiment Control mode schematic diagram;
Fig. 3 provides the plane of the coordinated control system of drying system temperature and feeder for the utility model second embodiment Structure diagram;
Fig. 4 provides the linkage of the coordinated control system of drying system temperature and feeder for the utility model second embodiment Control mode schematic diagram;
Fig. 5 provides the temperature of the coordinated control system of drying system temperature and feeder for the utility model second embodiment Planar development arrangement schematic diagram of the sensor in drying system pipeline.
Icon:The coordinated control system of 100- drying systems temperature and feeder;200- drying systems temperature and feeder Coordinated control system;120- drying system pipelines;140- feeding machine hoppers;160- linkage control devices;161- Pulse Width Controls Device;162- temperature controllers;163- temperature control equipments;164- temperature sensors;166- feeder rate of feeding regulating devices; 180- feeds driving motor;220- drying system pipelines;262- temperature controllers;263- temperature control equipments;264- temperature passes Sensor.
Specific embodiment
Purpose, technical scheme and advantage to make the utility model embodiment are clearer, new below in conjunction with this practicality Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and The component of the utility model embodiment shown can be configured to arrange and design with a variety of different.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all Belong to the range of the utility model protection.
It should be noted that:Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that the orientation of instructions such as term " interior ", " outer ", " level " or Position relationship be based on orientation shown in the drawings or position relationship or the utility model product using when the side usually put Position or position relationship are for only for ease of description the utility model and simplify description rather than instruction or imply signified device Or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that the utility model Limitation.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and it is not intended that instruction or hint are opposite Importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Put ", " installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally Connection;Can be mechanical connection or electrical connection;It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition Concrete meaning of the language in the utility model.
First embodiment
Fig. 1 is please referred to, present embodiments provides the coordinated control system 100 of a kind of drying system temperature and feeder, It is mainly used for raw material processing field.It should be noted that the linkage control of drying system temperature provided in this embodiment and feeder Temperature information can be fed back to the related rate of feeding control of feeder by system 100 processed according to the real-time change of drying system temperature Device processed, the feeder so as to enable make the automatic adjusument of rate of feeding according to the variation of drying system temperature, meet Feeder rate of feeding and the implementation matching relationship of drying system temperature help to improve the entirety of feeder and drying system Working efficiency.
Specifically, the coordinated control system 100 of drying system temperature provided in this embodiment and feeder includes drying system Road 120 under the overall leadership, feeding machine hopper 140 and linkage control device 160.Wherein, drying system pipeline 120 and feeding machine hopper 140 Connection, linkage control device 160 include temperature control equipment 163 and feeder rate of feeding regulating device 166, temperature control dress 163 to be put to be set in drying system pipeline 120, feeder rate of feeding regulating device 166 is set in feeding machine hopper 140, Control the rate of feeding of feeder;Temperature control equipment 163 is electrically connected with the communication of feeder rate of feeding regulating device 166, So as to fulfill temperature control equipment 163 to the coordinated signals of feeder rate of feeding regulating device 166.
Further, incorporated by reference to referring to Figures 1 and 2, temperature control equipment 163 includes temperature controller in the present embodiment 162 and temperature sensor 164, temperature sensor 164 be set in drying system pipeline 120, and communicate with temperature controller 162 Electrical connection, temperature controller 162 are electrically connected with the communication of feeder rate of feeding regulating device 166.
It should be noted that the operation principle of temperature control equipment 163 provided in this embodiment is:It is set to drying system Temperature sensor 164 in pipeline 120 is detected the temperature in drying system pipeline 120 in real time, and pass to and itself Communicate the temperature controller 162 being electrically connected, and temperature controller 162 is compared according to the value that temperature level prestores with itself, sentences The disconnected feeder rate of feeding Regulate signal for whether needing to send out corresponding to adjusting temperature signal is adjusted to feeder rate of feeding Device 166.
Further, in the present embodiment, also communication is electrically connected with impulse controller 161 on temperature sensor 164, passes through The pulse signal that impulse controller 161 emits controls the working condition of temperature sensor 164.Specifically, the present embodiment is preferred Ground, the impulse ejection frequency of impulse controller 161 is per second for 1 time, i.e., accordingly, impulse controller 161 often emits pulsatile once Signal, it is primary that temperature sensor 164 starts work.It should be noted that by the setting of impulse controller 161, temperature is realized The automatic job control process in real time of sensor 164 is spent, ensure that the job stability and efficiency of temperature sensor 164.
Further, in the present embodiment, it is to come in the following manner that whether temperature controller 162, which sends out speed Regulate signal, What control was realized, i.e., temperature upper limit and temperature upper limit value are provided in temperature controller 162, when temperature sensor 164 transmits Temperature signal higher than temperature upper limit or during less than temperature upper limit value, temperature controller 162 is adjusted to feeder rate of feeding Device 166 is sent and the corresponding speed Regulate signal of temperature.Specifically, when the temperature signal height that temperature sensor 164 transmits When temperature upper limit, temperature controller 162 sends the speed tune for increasing frequency conversion value to feeder rate of feeding regulating device 166 Signal is saved, so as to accelerate the rate of feeding of feeder;When the temperature signal that temperature sensor 164 transmits is less than temperature upper limit value When, temperature controller 162 sends the speed Regulate signal for reducing frequency conversion value to feeder rate of feeding regulating device 166, so as to Reduce the rate of feeding of feeder;When the temperature signal that temperature sensor 164 transmits is less than temperature upper limit and at a temperature of being higher than During limit value, as in standard value section, then temperature controller 162 is not to 166 transmission speed of feeder rate of feeding regulating device Regulate signal, feeder keep original rate of feeding.
Further, feeder rate of feeding regulating device 166 provided in this embodiment includes feeder frequency-variable controller, Feeder frequency-variable controller is electrically connected with the communication of temperature controller 162, and the charging with being set at feeding machine hopper 140 drives electricity The communication electrical connection of machine 180.It is feeder feeding it should be noted that if temperature controller 162 sends out speed Regulate signal Feeder frequency-variable controller in speed adjusting device 166 receives above-mentioned speed Regulate signal and carries out the place of frequency variation signal Reason, is ultimately transferred to the charging driving motor 180 being electrically connected with self communication, so as to fulfill turning to charging driving motor 180 Velocity modulation section.
The operation principle of the coordinated control system 100 of drying system temperature provided in this embodiment and feeder is:Temperature Temperature sensor 164 in control device 163 every one second detection first drying system pipeline 120 temperature, and by detection Temperature parameter passes to temperature controller 162, and temperature controller 162 is according in the temperature set in above-mentioned temperature parameter and itself Limit value and temperature upper limit value compare and analyze, when the temperature signal that temperature sensor 164 transmits is higher than temperature upper limit, temperature It spends controller 162 and the speed for increasing frequency conversion value is sent to the feeder frequency-variable controller of feeder rate of feeding regulating device 166 Regulate signal, so as to accelerate the rate of feeding of feeder;When the temperature signal that temperature sensor 164 transmits is less than temperature upper limit value When, temperature controller 162 is sent to the feeder frequency-variable controller of feeder rate of feeding regulating device 166 reduces frequency conversion value Speed Regulate signal, so as to reduce the rate of feeding of feeder;When the temperature signal that temperature sensor 164 transmits is less than in temperature Limit value and higher than temperature upper limit value when, as in standard value section, then temperature controller 162 not to feeder rate of feeding adjust The feeder frequency-variable controller transmission speed Regulate signal of device 166, feeder keep original rate of feeding.
It is emphasized that the coordinated control system 100 of drying system temperature provided in this embodiment and feeder, passes through Set temperature control device 163 and the setting feeder feeding speed in feeding machine hopper 140 in drying system pipeline 120 Regulating device 166 is spent, and the communication electricity that temperature control equipment 163 and feeder rate of feeding regulating device 166 are linked Connection, realizes the coordinated signals to drying system temperature and feeder rate of feeding, the feeder so as to enable is according to baking The automatic adjusument of rate of feeding is made in the variation of dry systems temperature, meets feeder rate of feeding and drying system temperature Real-time matching relationship helps to improve the whole work efficiency of feeder and drying system.
The present embodiment also provides the linkage control device of a kind of drying system temperature and feeder, including above-mentioned drying system Linkage control device 160 in the coordinated control system 100 of temperature of uniting and feeder.It should be noted that the present embodiment provides Drying system temperature and feeder linkage control device be applied to above-mentioned drying system temperature and feeder linkage control In system 100 processed, the rate of feeding of feeder and the self-adapting linkage of drying system temperature can be realized, so as to ensure to dry System real-time drying effect to material.
Second embodiment
Incorporated by reference to reference to Fig. 3 and Fig. 4, the present embodiment provides a kind of drying system temperature and the coordinated control system of feeder 200, the drying system temperature provided with first embodiment is roughly the same with the coordinated control system 100 of feeder, difference It is in the temperature control equipment 263 of the coordinated control system 200 of drying system temperature provided in this embodiment and feeder exists Setting on temperature sensor 264 and the temperature sensor 164 that first embodiment provides are different.
Specifically, incorporated by reference to reference to Fig. 4 and Fig. 5, the linkage control of drying system temperature provided in this embodiment and feeder The temperature sensor 264 of system 200 processed have it is multiple, and multiple temperature sensors 264 be arranged in parallel after and temperature controller 262 communication electrical connections.It should be noted that multiple 264 arrays of temperature sensor are preferably arranged in drying system by the present embodiment In road 220 under the overall leadership, and it is highly preferred that the number of multiple temperature sensors 264 is defined to 9, and along drying system pipeline The inner wall of 220 circumferential and axial carries out 3 × 3 arrangement.
It is emphasized that temperature sensor 264 provided in this embodiment why is set as 9 and parallel connection electrically connects During jointing temp controller 262, also along the inner wall of the circumferential and axial of drying system pipeline 220 carry out 3 × 3 arrangement, be in order to The temperature data of different location point in drying system pipeline 220 is obtained to greatest extent, so as to more accurately by drying system To temperature controller 262, such design is conducive to improve temperature data acquisition bulk temperature parameter feedback in pipeline 220 Accuracy and reduce the failure rate of temperature sensor 264, so as to ensure 263 sensitivity of temperature control equipment and accuracy Meanwhile also improve its job stability.
In conclusion drying system temperature and the coordinated control system of feeder that the utility model embodiment provides pass through Set temperature control device and the setting feeder rate of feeding adjusting dress in feeding machine hopper in drying system pipeline It puts, and temperature control equipment is electrically connected with the communication that feeder rate of feeding regulating device links, realize to drying The coordinated signals of system temperature and feeder rate of feeding, so that feeder can be turned into according to the change of drying system temperature Go out the automatic adjusument of rate of feeding, meet the real-time matching relationship of feeder rate of feeding and drying system temperature, help In the whole work efficiency for improving feeder and drying system;By the temperature sensor that multiple arrays is set to arrange, improve The accuracy of temperature data acquisition reduces the failure rate of temperature sensor, so as to ensure temperature control equipment sensitivity and While accuracy, its job stability is improved.In addition, drying system temperature and feeder that the utility model embodiment provides Linkage control device for above-mentioned drying system temperature and feeder coordinated control system in, can realize feeder Rate of feeding and drying system temperature self-adapting linkage, ensure drying system to material real-time drying effect.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. the coordinated control system of a kind of drying system temperature and feeder, which is characterized in that it includes drying system pipeline, feeds Material machine hopper and linkage control device, the drying system pipeline are connected with the feeding machine hopper, the linkage control device Including temperature control equipment and feeder rate of feeding regulating device, the temperature control equipment is set to the drying system pipe In road, the feeder rate of feeding regulating device is set in the feeding machine hopper, controls the feeding of the feeder Speed;The temperature control equipment is electrically connected with feeder rate of feeding regulating device communication, so as to fulfill the temperature Control device is to the coordinated signals of the feeder rate of feeding regulating device.
2. the coordinated control system of drying system temperature according to claim 1 and feeder, which is characterized in that the temperature It spends control device and includes temperature controller and temperature sensor, the temperature sensor is set in the drying system pipeline, And be electrically connected with temperature controller communication, the temperature controller communicates electricity with the feeder rate of feeding regulating device Connection.
3. the coordinated control system of drying system temperature according to claim 2 and feeder, which is characterized in that described to feed Material machine rate of feeding regulating device includes feeder frequency-variable controller, the feeder frequency-variable controller and the temperature controller Communication electrical connection, and be electrically connected with the charging driving motor communication set at the feeding machine hopper.
4. the coordinated control system of drying system temperature according to claim 2 and feeder, which is characterized in that the temperature Also communication is electrically connected with impulse controller on degree sensor, and the impulse controller controls the temperature to pass by pulse signal The working condition of sensor.
5. the coordinated control system of drying system temperature according to claim 4 and feeder, which is characterized in that the arteries and veins The impulse ejection frequency for rushing controller is per second for 1 time, and the impulse controller often emits pulsatile once signal, the temperature sensing It is primary that device starts work.
6. the coordinated control system of drying system temperature according to claim 2 and feeder, which is characterized in that the temperature Spend sensor have it is multiple, and multiple temperature sensors be arranged in parallel after with the temperature controller communicate be electrically connected.
7. the coordinated control system of drying system temperature according to claim 6 and feeder, which is characterized in that Duo Gesuo Array of temperature sensor is stated to be arranged in the drying system pipeline.
8. the coordinated control system of drying system temperature according to claim 7 and feeder, which is characterized in that Duo Gesuo The number for stating temperature sensor is 9, and the inner wall of the circumferential and axial along the drying system pipeline carries out 3 × 3 cloth It puts.
9. the coordinated control system of the drying system temperature and feeder according to claim 2-8 any one, feature It is, temperature upper limit and temperature upper limit value is provided in the temperature controller, when the temperature that the temperature sensor transmits When signal is higher than the temperature upper limit or less than the temperature upper limit value, the temperature controller is fast to the feeder feeding Regulating device is spent to send and the corresponding speed Regulate signal of temperature.
10. the linkage control device of a kind of drying system temperature and feeder, which is characterized in that it includes claim 1-9 and appoints Drying system temperature described in meaning one and the linkage control device in the coordinated control system of feeder.
CN201721502965.6U 2017-11-10 2017-11-10 The linkage control device and its system of a kind of drying system temperature and feeder Expired - Fee Related CN207556230U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721502965.6U CN207556230U (en) 2017-11-10 2017-11-10 The linkage control device and its system of a kind of drying system temperature and feeder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721502965.6U CN207556230U (en) 2017-11-10 2017-11-10 The linkage control device and its system of a kind of drying system temperature and feeder

Publications (1)

Publication Number Publication Date
CN207556230U true CN207556230U (en) 2018-06-29

Family

ID=62682847

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721502965.6U Expired - Fee Related CN207556230U (en) 2017-11-10 2017-11-10 The linkage control device and its system of a kind of drying system temperature and feeder

Country Status (1)

Country Link
CN (1) CN207556230U (en)

Similar Documents

Publication Publication Date Title
US6588988B2 (en) Apparatus for conveying bulk material with vacuum-responsive controlled introduction of a conveying gas
AU2016378084B2 (en) Method and device for regulating the operation of a stripping device on a conveyor belt
US10640224B2 (en) Motor control method, apparatus, and system
RU2725696C2 (en) System for recording volume of loaded material, having several radar sensors
EP3298470B1 (en) Loop-powered field device with voltage regulator and current source in series
AU2018334038B2 (en) Method for operating a comminution circuit and respective comminution circuit
CN205289008U (en) Novel automatic weighing equipment of food machinery
CN207556230U (en) The linkage control device and its system of a kind of drying system temperature and feeder
JP2016509467A5 (en)
CN210884086U (en) Organic fertilizer material conveying control device
EP3646433B1 (en) Field device charging power regulation
KR101816612B1 (en) Device of remaining feed detection and control mettod using the same
CN101478856B (en) Radio frequency automatic impedance matcher and implementing method thereof
CN107726838A (en) The coordinated control system and its method of a kind of drying system temperature and feeding machine
GB2576840A (en) System and method for measuring and aligning roof bolts
CN105965127B (en) A kind of automatic soldering device and its control method
CN204883446U (en) Permanent magnetism AC motor's inside dehydrating unit
CN108562357B (en) Vibrating machine detection device for automatically detecting natural frequency and control method thereof
CN116532785A (en) Handheld laser welding system, welding method and galvanometer control method
CN103086177A (en) Unreeling machine and method for controlling unreeling of flexible materials
CN203300805U (en) Satellite antenna equipment
CN206331262U (en) Proportional amplifier
KR100337147B1 (en) Parts feeder controlling device
US20210189653A1 (en) Suction roll
CN208953079U (en) Detection and control of the higher-frequency radar level-sensing device to biomass material storehouse material position

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180629

Termination date: 20201110

CF01 Termination of patent right due to non-payment of annual fee