CN216310589U

CN216310589U - Control system of rubber tube winding machine

Info

Publication number: CN216310589U
Application number: CN202122481077.3U
Authority: CN
Inventors: 邓记森; 吴金涛
Original assignee: Wojun Guangzhou Rubber Co ltd
Current assignee: Wojun Guangzhou Rubber Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-04-15
Anticipated expiration: 2031-10-14

Abstract

The utility model belongs to the technical field of rubber tube winding machines, and discloses a rubber tube winding machine control system, which comprises: the system comprises a touch screen, a PLC (programmable logic controller), a D/A (digital/analog) module, a disk drive module and a traction drive module; the touch screen is in communication connection with the PLC, the PLC is electrically connected with the DA module, the DA module is electrically connected with the disk drive module, and the DA module is electrically connected with the traction drive module. Has the advantages that: the touch screen can directly replace a speed regulation potentiometer to regulate analog quantity input by using a linear proportional value corresponding to a digital quantity, so that the regulation difficulty is greatly reduced, and the regulation efficiency and the production efficiency are improved.

Description

Control system of rubber tube winding machine

Technical Field

The utility model relates to the technical field of rubber tube winding machines, in particular to a control system of a rubber tube winding machine.

Background

The winding control system of the rubber pipe machine in the prior art usually adopts a speed-regulating potentiometer to regulate the disk drivers, and by adopting the regulation mode, the working states of a plurality of disk drivers can be matched only by a complex regulation process, and the regulation is required again when the produced products are replaced, so that the workload is large, and the production efficiency is reduced.

Therefore, the winding control system of the existing rubber pipe machine needs to be improved, the adjusting difficulty of a disc driver is reduced, and the production efficiency is improved.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the winding control system of the existing rubber tube machine is improved, the adjusting difficulty of a disc driver is reduced, and the production efficiency is improved.

In order to achieve the above object, the present invention provides a control system for a rubber tube winding machine, comprising: the device comprises a touch screen, a PLC (programmable logic controller), a D/A (digital/analog) module, a disk drive module and a traction drive module.

The touch screen is in communication connection with the PLC, the PLC is electrically connected with the DA module, the DA module is electrically connected with the disk drive module, and the DA module is electrically connected with the traction drive module.

Furthermore, the control system further comprises an isolation conversion module, the isolation conversion module is arranged between the D/A module and the traction driving module, the D/A module is electrically connected with the isolation conversion module, and the isolation conversion module is electrically connected with the traction driving module.

Further, the disk drive module includes a plurality of disk drives, each of which is electrically connected to the D/A module.

Further, the disk drive module includes a first disk drive, a second disk drive, and a third disk drive.

Further, the traction drive module includes at least one traction drive.

Further, the traction drive module includes a first traction drive and a second traction drive.

Further, the touch screen is in communication connection with the PLC through an HMI.

Further, the touch screen is provided with a first storage unit, and the first storage unit is used for storing production data and formula programs.

Furthermore, the PLC is provided with a second storage unit, and the second storage unit is used for storing a main control program and a joint control program.

Compared with the prior art, the rubber tube winding machine control system provided by the embodiment of the utility model has the beneficial effects that:

(1) the touch screen can directly replace a speed regulation potentiometer to regulate analog quantity input by using a linear proportional value corresponding to a digital quantity, so that the regulation difficulty is greatly reduced, and the regulation efficiency and the production efficiency are improved.

(2) The set value of the rotating speed of each plate can be directly input through a touch screen, and a production program and a formula program are input; production data of various specifications can be directly input or stored through a formula program; the stored generated data can be directly called to put into production.

(3) The execution of the rotating speed of each disk can be monitored through the HMI, and the optimized data can be modified and stored in real time; the production varieties and parameters are visual, and adverse consequences caused by human errors are avoided.

(4) The traditional adjusting method of the speed-regulating potentiometer is changed, and the failure rate and the maintenance cost are reduced.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a rubber tube winding machine control system according to the utility model.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

The prior art and the disadvantages of the prior art are explained in further detail on the basis of the disclosure of the background art. In the prior art, the device generally comprises a plurality of adjustable-speed potentiometers, a PLC controller, an A/D module, a D/A module, a disk drive and a traction drive. When in adjustment, the signal of the speed-regulating potentiometer is converted by the A/D module and then input to the PLC controller, and the PLC controller processes the signal and then directly controls the disc driver and the traction drive through the D/A module. This has various disadvantages.

The disadvantages of the prior art include: 1. the speed regulation operation is complex, inaccurate and poor in repeatability by regulating the potentiometer; 2. readjusting every variety change; 3. the production parameters of the same specification may be different, so that the quality is different; 4. production data cannot be monitored; 5. the adjusted data cannot be stored; 6. adjusting operation according to experience, and changing data by operators; 7. during the process of changing the production, the production process is readjusted, the workload is large, and the consumed adjusting time is long; 8. the operation and production of the product are difficult for the novice.

In the above background, as shown in fig. 1, the present invention discloses a control system for a rubber tube winding machine, comprising: the device comprises a touch screen, a PLC (programmable logic controller), a D/A (digital/analog) module, a disk drive module and a traction drive module.

In the embodiment, the touch screen is adopted to input the adjusting signal instead of the speed-regulating potentiometer. The touch screen can directly replace a speed regulation potentiometer to regulate analog quantity input by using a linear proportional value corresponding to a digital quantity, so that the regulation difficulty is greatly reduced, and the regulation efficiency and the production efficiency are improved.

In this embodiment, the touch screen is provided with a first storage unit for storing production data and a recipe program.

In this embodiment, the set values of the rotation speeds of the discs can be directly input through a touch screen, and a production program and a formula program are input; production data of various specifications can be directly input or stored through a formula program; the stored generated data can be directly called to put into production.

In this embodiment, the touch screen and the PLC controller are communicatively connected through an HMI.

In the implementation, the execution of the rotating speed of each disk can be monitored through the HMI, and the optimized data can be modified and stored in real time; the production varieties and parameters are visual, and adverse consequences caused by human errors are avoided.

In this embodiment, the PLC controller is provided with a second storage unit, and the second storage unit is used for storing a main control program and an associated control program.

In the present embodiment, the control effect is further improved. The analog signal is isolated, converted and output to reduce interference and used for synchronous control.

In this embodiment, the control system further includes an isolation conversion module, the isolation conversion module is disposed between the D/a module and the traction driving module, the D/a module is electrically connected to the isolation conversion module, and the isolation conversion module is electrically connected to the traction driving module.

In this embodiment, the isolation conversion module is added for anti-interference, and for an output signal, the two traction drivers are simultaneously controlled to be synchronous, i.e. simultaneously start, stop, accelerate, decelerate and run at the same speed, so that the running speed of the left and right traction belts on the tractor is the same, and the produced winding rubber pipes are pulled to run forwards stably and consistently.

In this embodiment, the disk drive module includes a plurality of disk drives, each of which is electrically connected to the D/A module.

In this embodiment, the disk drive module includes a first disk drive, a second disk drive, and a third disk drive.

In this embodiment, the traction drive module includes at least one traction drive.

In this embodiment, the traction drive module includes a first traction drive and a second traction drive.

In this embodiment, the provision of multiple traction drives can accommodate different power requirements for different generation scenarios.

In this embodiment, in order to cope with different generation needs, the numbers of the disk drives in the disk drive module and the traction drives in the traction drive module may be adjusted according to actual needs, and are not limited to the numbers disclosed in this embodiment.

The working principle is as follows:

the touch screen stores different production data and formula programs. The recipe program can edit the name of the product variety and the control data as required, and can update and store the data according to the actual value at any time. When production is carried out, the corresponding variety data is called out and can be directly used for production, and the method specifically comprises the following steps: the names of the corresponding varieties, the discs, the traction speed and the like are set into a table form, so that an operator can arbitrarily increase/delete the number (rows) of the varieties, write the names of the varieties and also can arbitrarily modify the numerical values in the columns; thus, the combination of the variety (specification) which is possible to produce and the corresponding various control speeds can be preset and stored; the speed combination adjusted to be optimal in the current production can be updated and stored as a formula value for storage.

The touch screen can realize numerical value input, and the numbers are input through a keyboard displayed by the HMI.

The use method of the control system comprises the following steps:

the first step is as follows: and receiving production data and a formula program input (selected) by a user, and reading preset digital quantity according to the selected generation data and the formula program.

The second step is that: the preset digital quantity is transmitted to the PLC controller through data communication. And after receiving the HMI data, the PLC generates an adjusting command according to a pre-stored main control program and a joint control program, and the adjusting command is sent to the disk drive module and the traction drive module through the D/A module.

The third step: the disk drive module and the traction drive module are adjusted according to respective adjustment commands, specifically: each disk servo driver and the traction driver receive analog quantity signals output by an upper controller (a D/A module and an isolator), and the analog quantity signals serve as given values for controlling the speed of the servo drivers and are connected to analog quantity input ends of the servo drivers; the servo driver controls the servo motor to operate with high precision according to the type of the received signal and the internal control parameters preset for the servo driver.

To sum up, the embodiment of the utility model provides a control system of a rubber tube winding machine, which has the beneficial effects that:

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A rubber tube winding machine control system is characterized by comprising: the system comprises a touch screen, a PLC (programmable logic controller), a D/A (digital/analog) module, a disk drive module and a traction drive module;

2. The control system of claim 1, further comprising an isolation conversion module disposed between the D/a module and the traction drive module, wherein the D/a module is electrically connected to the isolation conversion module, and the isolation conversion module is electrically connected to the traction drive module.

3. The control system of claim 1, wherein the disk drive module comprises a plurality of disk drives, each disk drive being electrically connected to the D/a module.

4. The control system of claim 3, wherein the disk drive module comprises a first disk drive, a second disk drive, and a third disk drive.

5. The control system of claim 1, wherein the traction drive module comprises at least one traction drive.

6. The control system of claim 5, wherein the traction drive module comprises a first traction drive and a second traction drive.

7. The control system of claim 1, wherein the touch screen and the PLC controller are communicatively connected via an HMI.

8. The control system of claim 1, wherein the touch screen is provided with a first storage unit for storing production data and recipe programs.

9. The control system of the rubber tube winding machine as claimed in claim 1, wherein the PLC is provided with a second storage unit, and the second storage unit is used for storing main control and joint control programs.