CN214101811U - Electrical system for welding production line - Google Patents
Electrical system for welding production line Download PDFInfo
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- CN214101811U CN214101811U CN202120255632.8U CN202120255632U CN214101811U CN 214101811 U CN214101811 U CN 214101811U CN 202120255632 U CN202120255632 U CN 202120255632U CN 214101811 U CN214101811 U CN 214101811U
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Abstract
The utility model discloses an electric system for welding dress production line, including the main website, wireless access equipment and a plurality of wireless switch, a wireless switch configuration is in a partial shipment district, a wireless switch is connected with the slave station equipment in a partial shipment district respectively through Profinet copper cable, main website and wireless access equipment communication connection, wireless access equipment and wireless switch communication connection, the main website realizes the information interaction through the slave station equipment in wireless access equipment and a wireless switch and a partial shipment district, one of them partial shipment district is used for realizing a welding dress task, the slave station equipment in a partial shipment district includes safety protection equipment, the welding dress robot, touch screen and input/output module.
Description
Technical Field
The embodiment of the utility model provides a relate to production line technique, especially relate to an electric system for welding dress growth line.
Background
With the development of automation technology, the original manual welding station of the welding workshop is gradually replaced by the automatic operation area of the robot. Because the welding and assembling areas for welding small pieces such as the sub-assembly are limited by the field, the welding and assembling areas may not be in the same adjacent area, and meanwhile, because the welding process is not connected, great difficulty is brought to the development of a control system, and further the problems that automatic production line production is difficult to realize and the automation rate is very low are caused. At present, the operation mode of the welding and assembling sub-packaging area is as follows: the welding is carried out by using a logical gas circuit and manual welding mode, and the operation mode has the defect that the position and the quality of a welding point are not suitable to be controlled.
Based on the above, how to realize automatic welding and reasonably control the cost is the key to realize the automation of the split charging area.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electrical system for welding dress production line to reach and reduce and weld dress production line construction cost, improve and weld the purpose of dress production line last equipment communication performance.
The embodiment of the utility model provides an electric system for a welding production line, which comprises a main station, a wireless access device and a plurality of wireless switches,
one of the wireless switches is arranged in one of the sub-packaging areas, one of the wireless switches is respectively connected with the slave station equipment in one of the sub-packaging areas through a Profinet copper cable,
the master station is in communication connection with the wireless access equipment, the wireless access equipment is in communication connection with the wireless switch, the master station realizes information interaction with the slave station equipment in the sub-packaging area through the wireless access equipment and the wireless switch,
one of the sub-packaging areas is used for realizing a welding task, and the slave station equipment in one sub-packaging area comprises safety protection equipment, a welding robot, a touch screen and an input/output module.
Further, the safety protection device comprises a remote control box, a safety protection sensor and a safety protection controller,
the safety protection sensor, the safety protection controller and the remote control box are connected, and the remote control box is connected with the wireless switch.
Further, the safety protection sensor comprises a grating and a laser scanner.
Furthermore, the safety protection controller comprises an emergency stop button and a safety door control box.
Furthermore, the input and output module is used for being connected with the electromagnetic valve and the proximity switch.
Furthermore, the slave station equipment in one sub-packaging area further comprises a frequency converter, and the frequency converter is connected with the wireless switch through a field bus.
Further, the master station comprises a host and a server, and the host is connected with the server and the wireless access device respectively.
Further, the master station adopts a PLC.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the electric system that this embodiment provided adopts radio communication's mode to realize the information interaction between main website and each partial shipment district, because do not lay the communication cable between main website and the partial shipment district, consequently communication between main website and the partial shipment district does not receive the influence of partial shipment district position, the nimble field planning of carrying on of being convenient for.
2. Adopt one set of main website to carry out distributed control to a plurality of partial shipment districts, compare in the mode of configuring one set of control system for a partial shipment district, can effectively reduce the cost.
3. The wireless switch is connected with the slave station equipment in the sub-packaging area through the Profinet copper cable, and the slave station equipment carries out information interaction with the master station based on a Profinafe communication protocol, so that the safety and timeliness are higher compared with an information interaction mode adopting a TCP/IP protocol.
Drawings
Fig. 1 is a block diagram of an electrical system configuration in the embodiment;
fig. 2 is a schematic diagram of a connection structure of a slave device in the embodiment;
figure 3 is a schematic view of a safety shield apparatus attachment configuration in an embodiment.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Fig. 1 is a block diagram of an electrical system in an embodiment, fig. 2 is a schematic diagram of a connection structure of a slave device in an embodiment, and referring to fig. 1 and fig. 2, the embodiment proposes an electrical system for a welding production line, which includes a master station 1, a wireless access device 2, and a plurality of wireless switches (3-1 … 3-n).
A wireless switch is configured in a sub-packaging area, and the wireless switch is respectively connected with slave station equipment in the sub-packaging area through Profinet copper cables.
The master station 1 is in communication connection with the wireless access device 2, the wireless access device 2 is in communication connection with the wireless switch (3-1 … 3-n), and the master station 1 realizes information interaction with the slave station devices in a sub-packaging area through the wireless access device 2 and the wireless switch.
A sub-packaging area is used for realizing a welding task, and the slave station equipment in the sub-packaging area comprises safety protection equipment 41, a welding robot 42, a touch screen 43 and an input/output module 44.
For example, in this embodiment, different split charging areas may be located in two adjacent areas of the same site, or in two spaced areas of the same site, or in different sites. One sub-packaging area can comprise at least one station, and according to the difference of the number of the stations, safety protection devices 41, welding robots 42 and input/output modules 44 with different numbers can be correspondingly distributed in the sub-packaging area.
For example, in the present embodiment, the welding robot may be configured with different working components, such as a welding pliers, a gripper, a sharpening device, etc., so as to complete different processes required in the welding process.
For example, 4 stations A, B, C, D are provided in one dispensing area, where station A, B is configured as a workpiece loading station, station C is configured as a welding station, station D is configured as a workpiece unloading station, station A, B is configured with one welding robot (for grabbing a workpiece), and station C is configured with six welding robots (five welding robots are configured for welding and one welding robot is configured for grabbing a workpiece). A set of safety protection equipment can be configured between every two adjacent stations, and a set of safety protection equipment is configured in the boundary area or the inlet area of the sub-packaging area. A touch screen and an input/output module are arranged in the sub-packaging area.
Referring to fig. 2, in the embodiment, the input/output module 44 is used for connecting the solenoid valve K1 and the proximity switch K2, and the input/output module 44 is used for manual control of the solenoid valve K1 and the proximity switch K2.
For example, the electromagnetic valve K1 is configured on the welding robot, and the electromagnetic valve K1 can be used for controlling the opening and closing of the gripper on the welding robot; the proximity switch K2 is provided for operation, and is used for measurement of a workpiece to identify the type and position of the workpiece.
For example, in this embodiment, the master station is configured to collect data information sent by the slave station device, and generate a control instruction for a certain slave station device in a certain packaging area according to the data information.
The master station can comprise a host and a server, the host is used for collecting data information sent by the slave station equipment, the server is provided with a database, and a data structure configured by the data information-sub-packaging area-slave station equipment as key value pairs is stored in the database, so that when the data information is received, a control instruction for the specific slave station equipment in a specific sub-packaging area can be inquired through the database.
As a preferred scheme, in this embodiment, the master station uses a PLC, and completes acquisition of data information and generates a control instruction according to the data information.
As an alternative, a distributed automation control program is configured in the PLC, and when the automation control program is configured, an individual control module may be configured for each of the racking areas, and each control module performs logic compilation independently, so that an independent control loop is formed between each racking area and the PLC, and each racking area is free of interference.
As an alternative, a distributed human-computer interaction program can be configured in the PLC, and a matching relationship between all operation control signals and corresponding response control instructions in each of the sub-packaging areas is configured in the distributed human-computer interaction program, so that when human-computer interaction is performed through the touch screen, the PLC can distinguish operation control signals for the same type of equipment in different sub-packaging areas, and further generate a response control instruction for specific equipment in a specific sub-packaging area.
Exemplarily, in this embodiment, the Wireless access device serves as a Wireless Access Point (AP), and the Wireless switch serves as a Wireless client of each partition. For example, siemens W788 may be selected as the wireless access device and W748 may be selected as the wireless switch.
In this embodiment, a wireless switch is connected to a slave device in a separate area through Profinet copper cables, and accordingly, the master station and the slave device communicate based on a Profisafe communication protocol.
The electric system provided by the embodiment realizes information interaction between the main station and each subpackaging area in a wireless communication mode, and because no communication cable is arranged between the main station and each subpackaging area, the communication between the main station and each subpackaging area is not influenced by the position of each subpackaging area, so that site planning can be flexibly performed; a set of master station is adopted to perform distributed control on a plurality of sub-packaging areas, and compared with a mode of configuring a set of control system for one sub-packaging area, the cost can be effectively reduced; the wireless switch is connected with the slave station equipment in the sub-packaging area through the Profinet copper cable, and the slave station equipment carries out information interaction with the master station based on a Profinafe communication protocol, so that the safety and timeliness are higher compared with an information interaction mode adopting a TCP/IP protocol.
Fig. 3 is a schematic diagram of a connection structure of a safety protection device in an embodiment, and referring to fig. 2 and 3, the safety protection device 41 includes a remote control box 411, a safety protection sensor, and a safety protection controller, and the remote control box 411 is connected to the wireless switch 3.
The safety protection sensor comprises a grating 412 and a laser scanner 413, the safety protection controller comprises an emergency stop button 414 and a safety door control box 415, and the grating 412, the laser scanner 413, the emergency stop button 414 and the safety door control box 415 are connected with a remote control box 411.
Illustratively, the grating and the laser scanner are arranged near the station, whether a person approaches the station or not can be detected through the grating and the laser scanner, and whether the welding robot is in a safe working position or not can be detected through the laser scanner. The emergency stop button is used for stopping the welding robot. The safety door control box is used for controlling the opening and closing of the safety door aiming at the control of the safety door lock.
Illustratively, the remote control case is used for acquireing grating, laser scanner's measured data, judges whether someone is close the station or whether welding robot is in safe operation position according to measured data, and the remote control case still is used for acquireing the status information of scram button, emergency exit control box, judges the open and close state of scram switch or safety door lock according to status information. As an alternative, the remote control box may employ an ET200S module.
Referring to fig. 2, the slave station apparatus in a separate area further includes a frequency converter 45, the frequency converter 45 is connected to the motor M1, the frequency converter 45 is connected to the wireless switch 3 through a field bus, and the frequency converter 45 is used for changing the operating frequency of the motor M1.
For example, for the electrical systems shown in fig. 2 and 3, the automation control program in the PLC may be divided into a safety control program and a general control program.
The safety control program is configured to respond to the detection information of the grating and the laser scanner and respond to the switching signal of the emergency stop switch. For example, in the working state of the welding robot, if the welding robot in the sub-packaging area 1 is shut down due to the fact that an emergency stop switch is controlled manually or the welding robot breaks down, the stop signal in the sub-packaging area 1 does not affect the working state of the welding robot in the rest sub-packaging areas, the stop signal of the sub-packaging area 1 is uploaded to the main station through the wireless switch and the wireless access equipment, and the main station generates alarm information aiming at the sub-packaging area 1.
And configuring a common control program to realize automatic operation control of the welding robot, wherein the common control program can be designed according to a logic gas circuit.
Illustratively, the electrical system operates in the following manner:
the master station sends a control instruction to the welding robot in the corresponding sub-packaging area through the wireless access equipment and the wireless switch in each sub-packaging area, and controls the welding robot to automatically complete the processes of loading, welding, unloading, welding detection and the like;
the master station sends a frequency conversion control instruction to a frequency converter in the corresponding sub-packaging area through the wireless access equipment and the wireless switch in each sub-packaging area, and further controls a motor to be installed at a specified working frequency to work;
if the control mode is switched from automatic control to manual control through the touch screen, the operator can control the opening and closing of the corresponding electromagnetic valve or proximity switch in the subpackaging area through the input and output module in the subpackaging area, so as to control the welding robot to complete corresponding actions and complete the identification of the position and the type of the weldment;
if an emergency stop switch in the sub-packaging area is manually controlled or the welding robot in the sub-packaging area stops due to the fact that the welding robot breaks down in the sub-packaging area, a main station generates alarm information, sends the alarm information to an input and output module through wireless access equipment and a wireless switch in the sub-packaging area, and gives an alarm through the input and output module;
the remote control case uploads the measurement result to the main website through wireless switch, the wireless access equipment in this partial shipment district, if someone is close the station or the welding robot is not in safe operation position at the welding robot operation in-process, then the main website control welds the robot and shuts down.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (8)
1. An electric system for a welding production line is characterized by comprising a main station, a wireless access device and a plurality of wireless switches,
one of the wireless switches is arranged in one of the sub-packaging areas, one of the wireless switches is respectively connected with the slave station equipment in one of the sub-packaging areas through a Profinet copper cable,
the master station is in communication connection with the wireless access equipment, the wireless access equipment is in communication connection with the wireless switch, the master station realizes information interaction with the slave station equipment in the sub-packaging area through the wireless access equipment and the wireless switch,
one of the sub-packaging areas is used for realizing a welding task, and the slave station equipment in one sub-packaging area comprises safety protection equipment, a welding robot, a touch screen and an input/output module.
2. An electrical system of claim 1, wherein the safety shield apparatus comprises a remote control box, a safety shield sensor, and a safety shield controller,
the safety protection sensor, the safety protection controller and the remote control box are connected, and the remote control box is connected with the wireless switch.
3. The electrical system of claim 2, wherein the safety shield sensor comprises a grating, laser scanner.
4. The electrical system of claim 2, wherein the safety shield controller comprises an emergency stop button, a safety gate control box.
5. The electrical system of claim 1, wherein the input-output module is configured to be coupled to a solenoid valve and a proximity switch.
6. An electrical system as claimed in claim 1, wherein a slave device within one of said bays further comprises a transducer, said transducer being connected to said wireless switch by a field bus.
7. The electrical system of claim 1, wherein the master station comprises a host and a server, the host being connected to the server and the wireless access device, respectively.
8. The electrical system of claim 1, wherein the master station employs a PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120255632.8U CN214101811U (en) | 2021-01-29 | 2021-01-29 | Electrical system for welding production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120255632.8U CN214101811U (en) | 2021-01-29 | 2021-01-29 | Electrical system for welding production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214101811U true CN214101811U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120255632.8U Active CN214101811U (en) | 2021-01-29 | 2021-01-29 | Electrical system for welding production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214101811U (en) |
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2021
- 2021-01-29 CN CN202120255632.8U patent/CN214101811U/en active Active
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