阅读说明：本技术 涂装工艺前处理自动生产线的控制系统及其控制方法 (The control system and its control method of coating process pre-treatment automatic assembly line ) 是由 陈隽铠 于 2019-09-04 设计创作，主要内容包括：本发明公开了一种涂装工艺前处理自动生产线的控制系统,包括扫描器、温度传感器、酸碱度传感器、处理器、显示器及条码,扫描器、温度传感器、酸碱度传感器及显示器均与处理器电性连接,条码用于记载工件的批次信息,扫描器用于获得条码的信息并传输至处理器,温度传感器分别设于热水洗槽、预脱脂槽及主脱脂槽,酸碱度传感器分别设于预脱脂槽、主脱脂槽及磷化槽,温度传感器用于检测槽液温度并传输至处理器,酸碱度传感器用于检测槽液酸碱度并传输至处理器,处理器获取并存储条码的信息及与之相对应的槽液温度、槽液酸碱度,并输出至显示器。故本发明具有自动检测并记录检测结果的优点。本发明还公开了一种涂装工艺前处理自动生产线的控制方法。(The invention discloses a kind of control systems of coating process pre-treatment automatic assembly line, including scanner, temperature sensor, acidity-basicity sensor, processor, display and bar code, scanner, temperature sensor, acidity-basicity sensor and display are electrically connected with processor, bar code is used to record the batch information of workpiece, scanner is used to obtain the information of bar code and is transmitted to processor, temperature sensor is respectively arranged on hot water washing groove, Degreasing Area Stage 1 and Degreasing Area Stage 2, acidity-basicity sensor is respectively arranged on Degreasing Area Stage 1, Degreasing Area Stage 2 and Phosphating Slot, temperature sensor is for detecting tank liquor temperature and being transmitted to processor, acidity-basicity sensor is for detecting tank liquor pH value and being transmitted to processor, processor obtain and store bar code information and corresponding tank liquor temperature, tank liquor pH value, and it exports to display.Therefore the present invention has the advantages that detect automatically and record testing result.The invention also discloses a kind of control methods of coating process pre-treatment automatic assembly line.)

1. a kind of control system of coating process pre-treatment automatic assembly line, the pre-treatment automatic assembly line includes hot water wash Slot, Degreasing Area Stage 1, Degreasing Area Stage 2, Phosphating Slot and the material containing for successively passing through rinsing bowl, Degreasing Area Stage 1, Degreasing Area Stage 2 and Phosphating Slot Frame, which is characterized in that the control system of the coating process pre-treatment automatic assembly line includes scanner, temperature sensor, acid Alkalinity sensor, processor, display and the bar code set on the material containing frame, the bar code are used to record the batch letter of workpiece Breath, the scanner, temperature sensor, acidity-basicity sensor and the display are electrically connected with the processor, described Scanner is used to obtain the information of the bar code and is transmitted to the processor, and the temperature sensor is multiple and is respectively arranged on Hot water washing groove, Degreasing Area Stage 1 and Degreasing Area Stage 2, the acidity-basicity sensor are multiple and are respectively arranged on the Degreasing Area Stage 1, main de- Rouge slot and the Phosphating Slot, the temperature sensor are used to detect the tank liquor of the hot water washing groove, Degreasing Area Stage 1 and Degreasing Area Stage 2 Temperature is simultaneously transmitted to the processor, and the acidity-basicity sensor is for detecting the Degreasing Area Stage 1, Degreasing Area Stage 2 and Phosphating Slot Tank liquor pH value and be transmitted to the processor, the processor obtains and stores the information of the bar code and corresponds The hot water washing groove, the tank liquor temperature of Degreasing Area Stage 1 and Degreasing Area Stage 2, the Degreasing Area Stage 1, Degreasing Area Stage 2 and Phosphating Slot slot Liquid pH value, and the information of the bar code and the corresponding tank liquor temperature, the tank liquor pH value are exported to institute Display is stated to be shown.

2. the control system of coating process pre-treatment automatic assembly line according to claim 1, which is characterized in that Mei Yisuo It states and is removably equipped with a bar code on material containing frame, and the bar code on each material containing frame is different, the bar code For recording the batch information of the workpiece on the corresponding material containing frame.

3. the control system of coating process pre-treatment automatic assembly line according to claim 1, which is characterized in that further include Multiple temperature controllers being electrically connected respectively with the processor, the temperature controller are respectively arranged on the hot water washing groove, Degreasing Area Stage 1 And Degreasing Area Stage 2, the temperature controller are used to adjust the tank liquor temperature of the hot water washing groove, Degreasing Area Stage 1 and Degreasing Area Stage 2.

4. the control system of coating process pre-treatment automatic assembly line according to claim 3, which is characterized in that the place Reason device receives the tank liquor temperature that the temperature sensor detects and sees if fall out temperature preset range, when exceeding, The processor controls the temperature controller and adjusts the tank liquor temperature.

5. the control system of coating process pre-treatment automatic assembly line according to claim 1, which is characterized in that further include PH value adjusts reagent pot, the pH value adjust reagent pot selectively with the Degreasing Area Stage 1, Degreasing Area Stage 2 and Phosphating Slot Connection, the pH value adjust the electric control valve for being equipped in reagent pot and being electrically connected with the processor, the processor control The opening and closing of the electric control valve is to realize that the pH value adjusts opening or closing for reagent pot.

6. the control system of coating process pre-treatment automatic assembly line according to claim 5, which is characterized in that the place Reason device receives the tank liquor pH value of the acidity-basicity sensor detection and sees if fall out pH value preset range, exceeds When, the processor controls the electric control valve opening and closing, so that the pH value adjusts the pH value in reagent pot and adjusts reagent Neutralize the tank liquor.

7. the control system of coating process pre-treatment automatic assembly line according to claim 6, the pH value adjusts examination Agent tank includes acid solution area and alkaline solution area, and the acid solution area and the alkaline solution area are respectively provided with the electrically-controlled valve Door, the acid solution area or the alkaline solution area are selectively de- with the Degreasing Area Stage 1, master by the electric control valve The connection of at least one of rouge slot and Phosphating Slot.

8. the control system of coating process pre-treatment automatic assembly line according to claim 5, which is characterized in that described pre- Degreasing bath, Degreasing Area Stage 2 and Phosphating Slot are respectively connected to a pH value and adjust reagent pot.

9. the control system of coating process pre-treatment automatic assembly line according to claim 3, which is characterized in that the temperature Controlling device is solar energy temperature controller or electric energy temperature controller.

10. the control system of coating process pre-treatment automatic assembly line according to claim 1, which is characterized in that also wrap The automatic quality inspection device being electrically connected with the processor is included, the automatic quality inspection device includes barcode scanner and quality inspection organization, institute Barcode scanner is stated for obtaining the information of the bar code and being transmitted to the processor, the quality inspection organization is used for the bar code pair The workpiece in material containing frame answered does quality testing and is transmitted to the processor after obtaining the qualification rate of the workpiece in the material containing frame.

11. the control system of coating process pre-treatment automatic assembly line according to claim 10, which is characterized in that described Processor obtains the information and corresponding qualification rate of the bar code, and the qualification rate is compared with default qualification rate, When the qualification rate is less than the default qualification rate, the processor is rejected the information of the bar code and its corresponding is used Tank liquor temperature and tank liquor pH value, when the qualification rate is more than or equal to the default qualification rate, the processor is by the item The corresponding tank liquor temperature used of the information of code and tank liquor pH value correspond to the bar code and are stored, and to described in storage Tank liquor temperature is calculated to obtain a temperature preset range and store, meanwhile, the tank liquor pH value of storage is counted It calculates to obtain a pH value preset range and store.

12. the control system of coating process pre-treatment automatic assembly line according to claim 4 or 6, which is characterized in that also Including the attention device being electrically connected with the processor, when the tank liquor temperature is beyond in the temperature preset range or the slot When liquid pH value is beyond in the pH value preset range, the processor controls the attention device alarm.

13. the control system of coating process pre-treatment automatic assembly line according to claim 1, which is characterized in that also wrap The server connecting with the processor network is included, the server is used to receive and store the item that the processor uploads Code information and the hot water washing groove, Degreasing Area Stage 1, Degreasing Area Stage 2 tank liquor temperature and the Degreasing Area Stage 1, Degreasing Area Stage 2, phosphorus Change the tank liquor pH value of slot, the server is also used to for warning information to be sent to the mobile terminal being connected to the network therewith.

14. a kind of control method of coating process pre-treatment automatic assembly line, it is characterised in that: the following steps are included:

(1) it obtains work-piece batch information and stores；

(2) it obtains the tank liquor temperature of the batch work-piece and tank liquor pH value and stores；

(3) by the batch information of the workpiece and corresponding tank liquor temperature, the output display of tank liquor pH value.

15. the control method of coating process pre-treatment automatic assembly line according to claim 14, which is characterized in that described It is further comprising the steps of before step (3):

It obtains preset temperature range and stores, and the tank liquor temperature that the batch produces is compared with preset temperature range, if institute Tank liquor temperature is stated beyond the preset temperature range, then is automatically adjusted to the tank liquor temperature so that the tank liquor temperature is protected It holds in the preset temperature range；

It obtains default pH value range and the tank liquor pH value for storing, and the batch being produced and the default pH value range carries out Compare, if the tank liquor pH value exceeds the default pH value range, automatically adjusts to the tank liquor pH value So that the tank liquor pH value is maintained within the scope of the default pH value.

16. the control method of coating process pre-treatment automatic assembly line according to claim 15, which is characterized in that described " obtain preset temperature range " the following steps are included:

Obtain the batch information of workpiece and the qualification rate of the batch work-piece；

The qualification rate of the batch work-piece is compared with default qualification rate, if the qualification rate is less than the default qualification rate, The tank liquor temperature used corresponding to the batch work-piece is then rejected, it, will if the qualification rate is more than or equal to the default qualification rate The tank liquor temperature used corresponding to the batch work-piece corresponds to its batch information and is stored；

The minimum temperature value and maximum temperature values for extracting the batch work-piece of storage, by the minimum temperature value, the maximum temperature Section between angle value as the preset temperature range and stores.

17. the control method of coating process pre-treatment automatic assembly line according to claim 15, which is characterized in that " obtain Take default pH value range " the following steps are included:

Obtain the batch information of workpiece and the qualification rate of the batch work-piece；

The qualification rate of the batch work-piece is compared with default qualification rate, if the qualification rate is less than the default qualification rate, The tank liquor pH value used corresponding to the batch work-piece is then rejected, it, should if qualification rate is more than or equal to the default qualification rate The tank liquor pH value used corresponding to batch work-piece corresponds to its batch information and is stored；

Extract the minimum pH value and maximum pH value of the batch work-piece of storage, and by the minimum pH value, institute The section between maximum pH value is stated as the default pH value range and is stored.

Technical field

The present invention relates to automatic process line detection field more particularly to a kind of controls of coating process pre-treatment automatic assembly line System and its control method processed.

Background technique

With the development of science and technology with humane progress, industrial technology is more and more flourishing, and many factories are all set using automation Standby or automatic production line produces a certain components.

Automatic production line due to its have many advantages, such as improve working efficiency, reduce cost of labor and reduce production error and It is widely used in industrial production.And in the pre-treating technology of coating process, it is de- to contain the pre- degreasing-master of hot water wash- The step of rouge-twice washing-table tune-- four road of phosphatization washing, the corresponding slot of per pass step, the temperature and pH value of each slot It is all of great significance to the output quality of workpiece, therefore the temperature and pH value of staff's needs timing detection tank liquor, and and Shi Genghuan tank liquor, to manage the output quality of workpiece.

The method of traditional detection tank liquor pH value is manually to remove appropriate tank liquor, is visually observed after PH reagent is added, will As a result it records.If pH value is more than artificial replacement tank liquor after preset range.Similarly, the temperature for detecting tank liquor is passed using temperature Sensor measures, and the result measured is recorded by the way of artificial.Therefore, traditional detection and recording method take time and effort, and Detection pH value and temperature are separated progress, and are possible to the error for occurring artificial.

Therefore, it is badly in need of wanting a kind of coating process pre-treatment automatic assembly line that can automatically detect and record testing result Control system and its control method overcome drawbacks described above.

Summary of the invention

The purpose of the present invention is to provide a kind of coating process pre-treatments for detecting automatically and recording testing result to give birth to automatically The control system of producing line.

Another object of the present invention is to provide a kind of coating process pre-treatments for detecting automatically and recording testing result certainly The control method of dynamic production line.

To achieve the above object, the technical solution of the present invention is as follows: providing a kind of coating process pre-treatment automatic assembly line Control system, wherein coating process pre-treatment automatic assembly line include hot water washing groove, Degreasing Area Stage 1, Degreasing Area Stage 2, Phosphating Slot and Successively by the material containing frame of rinsing bowl, Degreasing Area Stage 1, Degreasing Area Stage 2 and Phosphating Slot.Control system of the invention include scanner, Temperature sensor, acidity-basicity sensor, processor, display and the bar code set on material containing frame, bar code are used to record batch of workpiece Secondary information, scanner, temperature sensor, acidity-basicity sensor and display are electrically connected with processor, and scanner is for obtaining It obtains the information of bar code and is transmitted to processor, temperature sensor is multiple and is respectively arranged on hot water washing groove, Degreasing Area Stage 1 and leads de- Rouge slot, acidity-basicity sensor is multiple and is respectively arranged on Degreasing Area Stage 1, Degreasing Area Stage 2 and Phosphating Slot, and temperature sensor is for detecting Hot water washing groove, Degreasing Area Stage 1 and Degreasing Area Stage 2 tank liquor temperature and be transmitted to processor, acidity-basicity sensor is pre- de- for detecting The tank liquor pH value of rouge slot, Degreasing Area Stage 2 and Phosphating Slot is simultaneously transmitted to processor, processor obtain and store bar code information and Corresponding hot water washing groove, the tank liquor temperature of Degreasing Area Stage 1 and Degreasing Area Stage 2, Degreasing Area Stage 1, Degreasing Area Stage 2 and Phosphating Slot Tank liquor pH value, and the information of bar code and corresponding tank liquor temperature, tank liquor pH value are exported to display and shown Show.

Preferably, being removably equipped with a bar code on each material containing frame, and the bar code on each material containing frame is different, bar code For recording the batch information of the workpiece on corresponding material containing frame.

Preferably, the control system of coating process pre-treatment automatic assembly line of the invention further include it is multiple respectively with processing The temperature controller that device is electrically connected, temperature controller are respectively arranged on hot water washing groove, Degreasing Area Stage 1 and Degreasing Area Stage 2, and temperature controller is for adjusting heat The tank liquor temperature of rinsing bowl, Degreasing Area Stage 1 and Degreasing Area Stage 2.

Preferably, processor, which receives the tank liquor temperature that temperature sensor detects and sees if fall out temperature, presets model It encloses, when exceeding, processor controls temperature controller and adjusts tank liquor temperature.

Preferably, the control system of coating process pre-treatment automatic assembly line of the invention further includes that pH value adjusts reagent Tank, pH value adjust reagent pot and are selectively connected to Degreasing Area Stage 1, Degreasing Area Stage 2 and Phosphating Slot, and pH value is adjusted in reagent pot Equipped with the electric control valve being electrically connected with processor, the opening and closing of processor control electric control valve is to realize that pH value adjusts reagent pot Open or close.

It is preset preferably, processor receives the tank liquor pH value of acidity-basicity sensor detection and sees if fall out pH value Range, when exceeding, processor controls electric control valve opening and closing, so that pH value adjusts the pH value in reagent pot and adjusts reagent neutralization Tank liquor.

Preferably, it includes acid solution area and alkaline solution area that pH value, which adjusts reagent pot, acid solution area and alkalinity are molten It is selectively de- with Degreasing Area Stage 1, master by electric control valve that liquid zone is respectively provided with electric control valve, acid solution area or alkaline solution area The connection of at least one of rouge slot and Phosphating Slot.

Preferably, Degreasing Area Stage 1, Degreasing Area Stage 2 and Phosphating Slot, which are respectively connected to a pH value, adjusts reagent pot.

Preferably, temperature controller is solar energy temperature controller or electric energy temperature controller.

Preferably, the control system of coating process pre-treatment automatic assembly line of the invention further includes electrically connecting with processor The automatic quality inspection device connect, automatic quality inspection device include barcode scanner and quality inspection organization, and barcode scanner is used to obtain the information of bar code simultaneously It is transmitted to processor, quality inspection organization is for doing quality testing to the workpiece in the corresponding material containing frame of the bar code and obtaining the material containing Processor is transmitted to after the qualification rate of workpiece in frame.

Preferably, processor obtains the information and corresponding qualification rate of bar code, and by the qualification rate and preset qualification Rate is compared, when qualification rate is less than default qualification rate, the information of processor rejecting bar code and its corresponding tank liquor used Temperature and tank liquor pH value, when qualification rate is more than or equal to default qualification rate, the information of bar code is corresponded to the slot used by processor Liquid temperature and tank liquor pH value correspond to the bar code and are stored, and are calculated the tank liquor temperature of storage to obtain a temperature Preset range simultaneously stores, meanwhile, the tank liquor pH value of storage is calculated to obtain a pH value preset range and store.

Preferably, the control system of coating process pre-treatment automatic assembly line of the invention further includes electrically connecting with processor The attention device connect, when the tank liquor temperature is beyond in the temperature preset range or the tank liquor pH value exceeds the pH value When in preset range, processor controls attention device alarm.

Preferably, the control system of coating process pre-treatment automatic assembly line of the invention further includes connecting with processor network The server connect, the information and hot water washing groove of bar code of the server for receiving and storing processor upload, Degreasing Area Stage 1, master are de- The tank liquor pH value of the tank liquor temperature and Degreasing Area Stage 1 of rouge slot, Degreasing Area Stage 2, Phosphating Slot, server are also used to send out warning information It send to the mobile terminal being connected to the network therewith.

Compared with prior art, the control system of coating process pre-treatment automatic assembly line of the invention is by temperature sensing The mutual cooperation of device, acidity-basicity sensor, processor, display and scanner is swept into before Pretreatment Line by scanner Bar code is retouched, work-piece batch information is obtained and is stored to processor, then is detected the temperature of tank liquor by temperature sensor and is transmitted to Device storage is managed, the pH value of acidity-basicity sensor detection tank liquor is simultaneously transmitted to processor storage, and processor is by tank liquor temperature and slot Liquid pH value is exported by display and is shown, to solve artificial detection, manual record temperature and pH value in the prior art Defect, therefore the control system of coating process pre-treatment automatic assembly line of the invention have detect automatically and record testing result The advantages of.

Accordingly, the invention also discloses a kind of control methods of coating process pre-treatment automatic assembly line comprising with Lower step:

(1) it obtains work-piece batch information and stores；

(2) it obtains the tank liquor temperature of the batch work-piece and tank liquor pH value and stores；

(3) by the batch information of workpiece and corresponding tank liquor temperature, the output display of tank liquor pH value.

Preferably, the control method of coating process pre-treatment automatic assembly line of the invention further includes before step (3) Following steps:

It obtains preset temperature range and stores, and the tank liquor temperature that the batch produces is compared with preset temperature range, If tank liquor temperature exceeds preset temperature range, automatically adjusted to tank liquor temperature so that tank liquor temperature is maintained at temperature and presets In range；

It obtains default pH value range and the tank liquor pH value for storing, and the batch being produced and default pH value range carries out Compare, if tank liquor pH value exceeds default pH value range, is automatically adjusted to tank liquor pH value so that tank liquor pH value It is maintained within the scope of pH value.

Preferably, " obtain preset temperature range " the following steps are included:

Obtain the batch information of workpiece and the qualification rate of the batch work-piece；

The qualification rate of the batch work-piece is compared with default qualification rate, if qualification rate is less than default qualification rate, is picked Except the tank liquor temperature used corresponding to the batch work-piece, if qualification rate is more than or equal to default qualification rate, by the batch work-piece institute The corresponding tank liquor temperature used corresponds to its batch information and is stored；

The minimum temperature value and maximum temperature values for extracting the batch work-piece of storage, by minimum temperature value, maximum temperature values Between section as preset temperature range and store.

Preferably, " obtain default pH value range " the following steps are included:

Obtain the batch information of workpiece and the qualification rate of the batch work-piece；

The qualification rate of the batch work-piece is compared with default qualification rate, if qualification rate is less than default qualification rate, is picked Except the tank liquor pH value used corresponding to the batch work-piece, if qualification rate is more than or equal to default qualification rate, by the batch work-piece The corresponding tank liquor pH value used corresponds to its batch information and is stored；

Extract the minimum pH value and maximum pH value of the batch work-piece of storage, and by minimum pH value, most Section between big pH value as default pH value range and stores.

Compared with prior art, it due to the control method of coating process pre-treatment automatic assembly line of the invention, first obtains The batch information of workpiece and storage, then obtain the tank liquor temperature used corresponding to the batch work-piece and tank liquor pH value and store, Again by the batch information of workpiece and the corresponding tank liquor temperature used, the output display of tank liquor pH value, be conducive to staff more Intuitively, easily understand the real-time temperature of the batch work-piece and pH value, eliminate the trouble for periodically needing to detect.

Detailed description of the invention

Fig. 1 is the partial schematic diagram of coating process pre-treatment transfer matic.

Fig. 2 is the functional block diagram of the control system of coating process pre-treatment automatic assembly line of the present invention.

Fig. 3 is the flow chart of the control method of coating process pre-treatment automatic assembly line of the present invention.

Fig. 4 is the sub-process figure of step S02 in Fig. 3.

Fig. 5 is the sub-process figure of step S03 in Fig. 3.

Specific embodiment

For the technology contents that the present invention will be described in detail, construction feature, below in conjunction with embodiment and cooperate attached drawing make into One step explanation.

Referring to Fig. 1, coating process pre-treatment automatic assembly line 200 is de- including hot water washing groove 201, Degreasing Area Stage 1 202, master Rouge slot 203, Phosphating Slot 204 and the material containing for successively passing through rinsing bowl 201, Degreasing Area Stage 1 202, Degreasing Area Stage 2 203 and Phosphating Slot 204 Frame 205.It will be appreciated that coating process pre-treating method is the following steps are included: the main degreasing of the pre- degreasing-of hot water wash-- twice water Wash the washing of-table tune-- four road of phosphatization.Since coating process pre-treating method is well known to those skilled in the art, therefore do not go to live in the household of one's in-laws on getting married herein It states.The coating process pre-treatment illustrated the present invention below with the step of " the main degreasing-phosphatization of the pre- degreasing-of hot water wash-" is automatic Control system of the invention can be used in the control system 100 of production line, remaining linking step in coating process pre-treating method System 100, therefore be not limited.

Fig. 1 and Fig. 2 is please referred to, the control system 100 of coating process pre-treatment automatic assembly line of the invention includes scanning Device 2, temperature sensor 3, acidity-basicity sensor 4, processor 1, display 5 and the bar code 6 set on material containing frame, bar code 6 is for remembering The batch information of workpiece is carried, scanner 2, temperature sensor 3, acidity-basicity sensor 4 and display 5 electrically connect with processor 1 It connects.A bar code 6 is removably equipped on each material containing frame 205, and the bar code on each material containing frame 205 is different, bar code 6 is used for The batch information of the workpiece on corresponding material containing frame 205 is recorded, to facilitate the corresponding storage of data.Scanner 2 is for obtaining The information of bar code 6 is simultaneously transmitted to processor 1, and temperature sensor 3 is three and is respectively arranged on hot water washing groove 201, Degreasing Area Stage 1 202 And Degreasing Area Stage 2 203, acidity-basicity sensor 4 are three and are respectively arranged on Degreasing Area Stage 1 202, Degreasing Area Stage 2 203 and Phosphating Slot 204, temperature sensor 3 is for detecting the tank liquor temperature of hot water washing groove 201, Degreasing Area Stage 1 202 and Degreasing Area Stage 2 203 and being transmitted to Processor 1, acidity-basicity sensor 4 are used to detect the tank liquor pH value of Degreasing Area Stage 1 202, Degreasing Area Stage 2 203 and Phosphating Slot 204 simultaneously It is transmitted to processor 1, processor 1 obtains and stores the information and corresponding hot water washing groove 201, Degreasing Area Stage 1 of bar code 6 202 and the tank liquor temperature of Degreasing Area Stage 2 203, Degreasing Area Stage 1 202, Degreasing Area Stage 2 203 and Phosphating Slot 204 tank liquor pH value, and The information of bar code 6 and corresponding tank liquor temperature, tank liquor pH value are exported to display 5 and shown.More specifically, It is as follows:

Please continue to refer to Fig. 2, the control system 100 of coating process pre-treatment automatic assembly line of the invention further includes temperature control Device 7 and pH value adjust reagent pot 8.Temperature controller 7 is respectively arranged on hot water washing groove 201, Degreasing Area Stage 1 202 and Degreasing Area Stage 2 203, temperature Control device 7 is used to adjust the tank liquor temperature of 203 slot of hot water washing groove 201, Degreasing Area Stage 1 202 and main degreasing.Specifically, processor 1 connects Tank liquor temperature that shrinkage temperature sensor 3 detects simultaneously sees if fall out temperature preset range, beyond when, processor 1 controls temperature It controls device 7 and adjusts tank liquor temperature.For example, temperature controller is solar energy temperature controller or electric energy temperature controller, and but not limited to this.It can manage Solution, when adjusting for the first time, the preparatory typing processor of temperature preset range；Further, in this present embodiment, temperature is default Range can be not limited according to the qualification rate adjust automatically of the batch of workpiece.

Please continue to refer to Fig. 2, pH value adjust reagent pot 8 selectively with Degreasing Area Stage 1 202, Degreasing Area Stage 2 203 and phosphorus Change slot 204 to be connected to, pH value adjusts the electric control valve 81 for being equipped in reagent pot 8 and being electrically connected with processor 1, and processor 1 controls The opening and closing of electric control valve 81 is to realize that pH value adjusts opening or closing for reagent pot 8.Specifically, in this present embodiment, soda acid It includes acid solution area (not shown) and alkaline solution area (not shown), acid solution area and alkalinity that degree, which adjusts reagent pot 8, Solution area is respectively provided with electric control valve 81, acid solution area or alkaline solution area by electric control valve 81 selectively with Degreasing Area Stage 1 202, at least one of Degreasing Area Stage 2 203 and Phosphating Slot 204 are connected to.I other words in this present embodiment, pH value adjusts reagent Tank 8 is one, and pH value adjusts reagent pot 8 and is respectively communicated with by pipeline in Degreasing Area Stage 1 202, Degreasing Area Stage 2 203 and Phosphating Slot 204.Certainly, in other embodiments, it is three that pH value, which adjusts reagent pot 8, Degreasing Area Stage 1 202, Degreasing Area Stage 2 203 and phosphatization Respectively one pH value of connection adjusts reagent pot 8 to slot 204, therefore is not limited.Specifically, processor 1 receives acidity-basicity sensor 4 and examines The tank liquor pH value of survey simultaneously sees if fall out pH value preset range, and when exceeding, processor 1 controls electric control valve 81 and is opened and closed, So that pH value adjusts in the pH value adjusting reagent in reagent pot 8 and tank liquor.For example, when acidity-basicity sensor 4 detects To tank liquor pH value it is relatively low when, processor 1 control alkaline solution area electric control valve 81 open, to neutralize tank liquor.It is appreciated that , when acidity-basicity sensor 4 detect tank liquor pH value it is higher when, processor 1 control acid solution area electric control valve 81 open.

Please continue to refer to Fig. 2, the control system 100 of coating process pre-treatment automatic assembly line of the invention further includes and locates The automatic quality inspection device 9 that device 1 is electrically connected is managed, automatic quality inspection device 9 includes barcode scanner 91 and quality inspection organization 92, and barcode scanner 91 is used In the information for obtaining bar code 6 and it is transmitted to processor 1, quality inspection organization 92 is used for the workpiece in the corresponding material containing frame 205 of bar code 6 It does quality testing and is transmitted to processor 1 after obtaining the qualification rate of the workpiece in the material containing frame 205.Further, of the invention The control system 100 of coating process pre-treatment automatic assembly line is electrically connected by automatic quality inspection organization and processor 1, thus will The information integration of workpiece qualification generates a preferable manufacturing parameter to calculate, and is stored in processor 1, is conducive to staff's choosing Select preferable manufacturing parameter.Specifically, as follows: processor 1 obtains the information and corresponding qualification rate of bar code 6, works as qualification rate When less than default qualification rate, processor 1 rejects the information and its corresponding tank liquor temperature used and tank liquor pH value of bar code 6, When qualification rate is more than or equal to default qualification rate, the information of bar code 6 is corresponded to the tank liquor temperature and tank liquor soda acid used by processor 1 Degree corresponds to the bar code 6 and is stored, and is calculated the tank liquor temperature of storage to obtain a temperature preset range and store, Meanwhile the tank liquor pH value of storage being calculated to obtain a pH value preset range and store.To constantly improve temperature Preset range and pH value preset range, so that control system 100 of the invention has self-perfection technological parameter Function.

Please continue to refer to Fig. 2, the control system 100 of coating process pre-treatment automatic assembly line of the invention further includes and locates The attention device 10 that device 1 is electrically connected is managed, processor 1 is for controlling the alarm of attention device 10.By attention device, before coating process The tank liquor temperature for managing automatic assembly line 200 exceeds preset temperature range for a long time or tank liquor pH value exceeds default soda acid for a long time When spending range, processor 1 controls attention device 10 and alarms, to quickly solve alarm factor, such as temperature controller 7 or pH value are adjusted The case where reagent pot 8 fails.

Please continue to refer to Fig. 2, it is preferred that the control system 100 of coating process pre-treatment automatic assembly line of the invention It further include the server 11 being connected to the network with processor 1, server 11 is used to receive and store the information of the upload of processor 1, such as Qualification rate, the preset temperature range, default acid of information, the corresponding temperature of each slot and pH value, corresponding workpiece that bar code 6 is recorded Alkalinity ranges, default qualification rate etc..Server 11 is also used to for warning information being sent to network connection mobile terminal 300 therewith, So that user can be by being connected to the network to server 11, so as to remotely check the coating process pre-treatment automatic assembly line 200 carry out situation.Closer, user remotely can issue operation requests to server 11, at 11 control of server Device 1 is managed, but not limited to this.

In conjunction with attached drawing, working principle to the control system 100 of coating process pre-treatment automatic assembly line of the invention and Process is illustrated: before workpiece enters coating process pre-treatment automatic assembly line 200, first scanning material containing frame 205 by scanner 2 Bar code 6 is simultaneously transmitted to processor 1, and then material containing frame 205 is successively soaked in hot water washing groove 201, Degreasing Area Stage 1 202, Degreasing Area Stage 2 203 and Phosphating Slot 204, the preparatory typing preset temperature range of processor 1 and default pH value range, temperature sensor 3 and soda acid The temperature and pH value of 4 real-time detection tank liquor of sensor are spent, if tank liquor temperature or tank liquor pH value exceed preset range in real time, Then processor 1 controls temperature controller 7 and pH value adjusts reagent pot 8 and adjusts tank liquor temperature and tank liquor pH value, so that the temperature of tank liquor Degree and pH value maintain within a preset range；After workpiece completes pre-treating technology, check that pre-treatment is complete by automatic quality inspection device 9 The qualification rate of workpiece afterwards is scanned the bar code 6 for needing the material containing frame 205 of quality inspection by the barcode scanner 91 of automatic quality inspection device 9, then passed through Quality inspection organization 92 carries out quality inspection to workpiece, and will test the qualification rate obtained and be transmitted to processor 1, and processing obtains the qualification of workpiece Rate and corresponding lot number, and compare qualification rate and default qualification rate, if qualification rate is less than default qualification rate, reject this batch of workpiece The corresponding tank liquor temperature used and tank liquor pH value extract this batch of workpiece institute if qualification rate is more than or equal to default qualification rate The corresponding tank liquor temperature used and tank liquor pH value, are calculated a temperature preferred range for the tank liquor temperature of all extractions and deposit Storage, obtains a pH value preferred range for the tank liquor calculation on acid and alkali degree of all extractions and stores, and the temperature preferred range is made For the temperature preset range of next time, using the pH value preferred range as next pH value preset range.

To sum up, the control system 100 of coating process pre-treatment automatic assembly line of the invention is by temperature sensor 3, acid The mutual cooperation of alkalinity sensor 4, processor 1, display 5 and scanner 2 is swept into before Pretreatment Line by scanner 2 Bar code 6 is retouched, work-piece batch information is obtained and is stored to processor 1, then is detected the temperature of tank liquor by temperature sensor 3 and is transmitted to Processor 1 stores, and the pH value that acidity-basicity sensor 4 detects tank liquor is simultaneously transmitted to the storage of processor 1, and processor 1 is by tank liquor temperature Degree with tank liquor pH value by display 5 output show, thus solve in the prior art artificial detection, manual record temperature and The defect of pH value, thus the control system 100 of coating process pre-treatment automatic assembly line of the invention have detect and remember automatically The advantages of recording testing result.

Referring to Fig. 3, the present invention also provides a kind of control methods of coating process pre-treatment automatic assembly line comprising with Lower step:

S01: it obtains work-piece batch information and stores；

S02: it obtains the tank liquor temperature of the batch work-piece and tank liquor pH value and stores；

S03: preset temperature range is obtained；

S04: default pH value range is obtained；

S05: comparing tank liquor temperature and preset temperature range, compares tank liquor pH value and default pH value range；If tank liquor Temperature in preset temperature range, tank liquor pH value within a preset range, then follow the steps S08；If tank liquor temperature is beyond default Temperature range thens follow the steps S06；If tank liquor pH value exceeds preset range, S07 is thened follow the steps；

S06: it automatically adjusts to tank liquor temperature；

S07: it automatically adjusts to tank liquor pH value；

S08: by the batch information of workpiece and corresponding tank liquor temperature, the output display of tank liquor pH value.

Referring to Fig. 4, being handled in the control method of automatic assembly line before coating process of the invention, step S03 includes Following steps:

S31: the batch information of workpiece and the qualification rate of the batch work-piece are obtained；

S32: comparing the qualification rate and default qualification rate of the batch work-piece, if qualification rate is less than default qualification rate, executes Step S33；If qualification rate is more than or equal to default qualification rate, S34 is thened follow the steps；

S33: the tank liquor temperature used corresponding to the batch work-piece is rejected；

S34: the tank liquor temperature used corresponding to the batch work-piece is corresponded into its batch information and is stored；

S35: extracting the minimum temperature value and maximum temperature values of the batch work-piece of storage, by minimum temperature value, maximum temperature Section between angle value as preset temperature range and stores.

Referring to Fig. 5, being handled in the control method of automatic assembly line before coating process of the invention, step S04 includes Following steps:

S41: the batch information of workpiece and the qualification rate of the batch work-piece are obtained；

S42: comparing the qualification rate and default qualification rate of the batch work-piece, if qualification rate is less than default qualification rate, executes Step S43；If qualification rate is more than or equal to default qualification rate, S44 is thened follow the steps；

S43: the tank liquor pH value used corresponding to the batch work-piece is rejected；

S44: the tank liquor pH value used corresponding to the batch work-piece is corresponded into its batch information and is stored；

S45: extracting the minimum pH value and maximum pH value of the batch work-piece of storage, and by minimum pH value Section between value, maximum pH value as default pH value range and stores.

To sum up, due to the control method of coating process pre-treatment automatic assembly line of the invention, the batch of workpiece is first obtained Information simultaneously stores, then obtains the tank liquor temperature used corresponding to the batch work-piece and tank liquor pH value and store, then by workpiece Batch information and the corresponding tank liquor temperature used, the output display of tank liquor pH value, be conducive to staff more intuitively, it is convenient Ground understands the real-time temperature of the batch work-piece and pH value, eliminates the trouble for periodically needing to detect.

The above disclosure is only a preferred example of the present invention, and the scope of the invention cannot be limited thereby, Therefore equivalent changes made in accordance with the claims of the present invention belong to the range that the present invention is covered.