CN108746458B - Rivet machine control system - Google Patents
Rivet machine control system Download PDFInfo
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- CN108746458B CN108746458B CN201810805934.0A CN201810805934A CN108746458B CN 108746458 B CN108746458 B CN 108746458B CN 201810805934 A CN201810805934 A CN 201810805934A CN 108746458 B CN108746458 B CN 108746458B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J15/00—Riveting
- B21J15/10—Riveting machines
- B21J15/28—Control devices specially adapted to riveting machines not restricted to one of the preceding subgroups
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Abstract
The invention relates to the technical field of rivet pulling machines, and provides a rivet pulling machine control system. The system comprises: the riveting system comprises an input module, a logic control module and a riveting module, wherein the input module is used for setting riveting parameter information according to user input, converting the riveting parameter information into parameter signals and sending the parameter signals to the logic control module, and sending riveting control signals to the logic control module according to the user input; the logic control module is used for converting the parameter signals into parameter control instructions and sending the parameter control instructions to at least one riveting machine device, and converting the riveting control signals into driving instructions and sending the driving instructions to at least one riveting machine device; and at least one riveting machine device for performing riveting operation according to the parameter control instruction and the driving instruction. The parameter setting equipment and the logic control equipment are designed separately, so that a user can set riveting parameters in real time according to requirements, the parameters are convenient to modify, and meanwhile, one logic control module can control a plurality of riveting devices to work, so that the production efficiency is improved, and the cost is saved.
Description
Technical Field
The invention belongs to the technical field of rivet pulling machines, and particularly relates to a rivet pulling machine control system.
Background
At present, the hydraulic riveting machine is widely applied to the industry of new building and maintenance of trucks, is commonly used for riveting the joints of plate seats, columns and the like, and is the most widely applied riveting equipment at present. With the long-term use of the riveting machine, the circuit connection mode of the programmable logic controller in the main control module and the touch screen is easy to cause problems, the touch screen is difficult to modify parameters to control the programmable logic controller, and further the riveting quality of the riveting machine is influenced, and if the touch screen is integrally replaced, not only is the maintenance work inconvenient, but also the normal production is influenced; meanwhile, one logic controller capable of being edited is only used for controlling one riveting device, so that the riveting efficiency is reduced, and the cost is increased.
Disclosure of Invention
In view of this, the invention provides a rivet driver control system, and aims to solve the problems that in the prior art, a programmable logic controller and a touch screen are arranged together, the programmable logic controller fails and is not easy to maintain, and the programmable logic controller only controls one rivet driver, so that the rivet driving efficiency is low.
The embodiment of the invention provides a rivet driver control system, which comprises: the riveting machine comprises an input module, a logic control module and at least one riveting machine device;
the input module is used for setting riveting parameter information according to user input, converting the riveting parameter information into parameter signals and sending the parameter signals to the logic control module, and sending riveting control signals to the logic control module according to the user input;
the logic control module is used for converting the parameter signals into parameter control instructions and sending the parameter control instructions to the at least one rivet pulling device, and converting the rivet pulling control signals into driving instructions and sending the driving instructions to the at least one rivet pulling device;
and the at least one riveting machine device is used for performing riveting operation according to the parameter control instruction and the driving instruction.
Optionally, the rivet pulling parameter information includes: a maximum pull pressure parameter and a maximum back pressure parameter;
the input module is specifically configured to: and setting a maximum pulling and pressing parameter and a maximum back pressure parameter according to user input, converting the maximum pulling and pressing parameter into a maximum pulling and pressing signal and sending the maximum pulling and pressing signal to the logic control module, and converting the maximum back pressure parameter into a maximum back pressure signal and sending the maximum back pressure signal to the logic control module.
Optionally, the logic control module includes: a first control unit and a second control unit;
the first control unit is electrically connected with the at least one rivet pulling device, and is used for converting the rivet pulling control signal into a driving instruction, sending the driving instruction to the at least one rivet pulling device, and controlling the at least one rivet pulling device to work according to user input;
the second control unit is electrically connected with the at least one rivet pulling device and used for converting the parameter signals into parameter control instructions and sending the parameter control instructions to the at least one rivet pulling device.
Optionally, the first control unit includes:
a first programmable logic controller; and
at least one rivet pulling switch element for controlling the rivet pulling machine device to work; and
at least one pressure switch element for controlling the rivet driver device to press down; and
the hydraulic output control element is used for controlling the riveting machine device to generate hydraulic pressure;
the signal input end of the first programmable logic controller is connected with the input module, the first input end of the first programmable logic controller is connected with the first end of the at least one rivet pulling switch element, the second input end of the first programmable logic controller is connected with the first end of the at least one pressure switch element, and the control ends of the first programmable logic controller are connected with the second end of the at least one rivet pulling switch element and the second end of the at least one pressure switch element;
and a first output end of the first programmable logic controller is connected with a first end of the hydraulic output control element, and a second end of the hydraulic output control element is electrically connected with the at least one rivet pulling machine device.
Optionally, the first control unit further includes at least one set of reversing control elements for controlling the rivet pulling machine device to perform rivet pulling reversing;
the first ends of the at least one group of reversing control elements are connected with the second output end and the third output end of the first programmable logic controller, and the second ends of the at least one group of reversing control elements are electrically connected with the at least one rivet driver device.
Optionally, the second control unit includes: a second programmable logic controller;
and the signal input end of the second programmable logic controller is connected with the input module, and the control end of the second programmable logic controller is connected with the at least one rivet pulling machine device.
Optionally, each rivet machine device all includes: the device comprises a driving unit, hydraulic output equipment, a pressure sensing element and a rivet pulling unit;
the driving unit is connected with the logic control module, is also respectively connected with the hydraulic output equipment, the pressure sensing element and the first input end of the rivet pulling unit, and is used for controlling the hydraulic output equipment, the pressure sensing element and the rivet pulling unit to start according to the driving instruction;
the hydraulic output equipment is respectively connected with the pressure sensing element and the second input end of the rivet unit and outputs hydraulic pressure to the rivet unit;
the pressure sensing element is connected with the logic control module and the output end of the rivet unit, and is used for collecting a pressure value of the rivet unit during rivet pulling and sending the pressure value to the logic control module.
Optionally, the rivet unit includes: the device comprises a pressure control element, a reversing element group and a hand riveter;
the pressure control element is connected with the first input end of the rivet pulling unit, is also respectively connected with the second input end of the rivet pulling unit and the rivet pulling gun, and is used for controlling the hydraulic output equipment to output pressure to the rivet pulling gun so as to enable the rivet pulling gun to rivet;
the reversing element group is connected with the first input end of the rivet pulling unit, is also connected with the rivet pulling gun, and is used for controlling the direction of the rivet pulling gun.
Optionally, the group of commutation elements includes: a positive going valve and a negative going valve;
the positive valve controls the hand riveter to pull and press, and the negative valve controls the hand riveter to back pressure.
Optionally, the at least one rivet machine device further includes: the hydraulic control element is used for controlling the hydraulic value output to the rivet pulling unit by the hydraulic output equipment;
the hydraulic output equipment is connected with the rivet unit through the hydraulic control element.
Compared with the prior art, the rivet driver control system in the embodiment of the invention has the beneficial effects that: the input module and the logic control module are designed separately, so that a user can set riveting parameter information in real time through the input module, and the logic control module controls at least one riveting machine device according to the riveting parameter information, thereby avoiding the situation that the input module and the logic control module are inconvenient to maintain when the same module fails, and simplifying the maintenance work; meanwhile, one logic control module controls at least one riveting machine device, namely one logic control module can simultaneously control a plurality of riveting machine devices, the riveting efficiency is improved, and the cost is saved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a rivet driver control system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a logic control module according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a rivet pulling machine device according to an embodiment of the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular method and apparatus structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known methods and devices, apparatuses, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
In order to explain the technical means of the present invention, the following description will be given by way of specific examples.
Example one
Referring to fig. 1, a rivet driver control system provided in an embodiment of the present invention includes: the riveting device comprises an input module, a logic control module and at least one riveting device.
The input module 100 sets rivet pulling parameter information according to user input, converts the rivet pulling parameter information into a parameter signal and sends the parameter signal to the logic control module 200, and sends a rivet pulling control signal to the logic control module 200 according to the user input; the logic control module 200 converts the parameter signal into a parameter control command and sends the parameter control command to at least one rivet pulling device 300, and converts the rivet pulling control signal into a driving command and sends the driving command to the at least one rivet pulling device 300; and at least one riveting machine device 300 performs riveting operation according to the parameter control instruction and the driving instruction.
For example, the rivet driver control system of the present embodiment is described as including M rivet driver devices 300, but the number of the rivet driver control system including the rivet driver devices 300 is not limited. Specifically, the logic control module 200 controls M riveter devices 300 respectively, the display interface of the input module 100 includes M small interfaces or the input module 100 can display M interfaces respectively, each small interface corresponds to one riveter device 300, a user inputs corresponding riveter parameter information to one or more of the M small interfaces simultaneously according to a requirement, the input module 100 converts the input riveter parameter information into a parameter signal and sends the parameter signal to the logic control module 200, the logic control module 200 converts the parameter signal into a parameter control instruction and sends the parameter control instruction to the corresponding riveter device 300, so that one logic control module 200 controls a plurality of riveter devices 300, the riveter efficiency is improved, and the cost is saved.
Optionally, the input module 100 further displays status information of each control element in the riveting process of the riveting machine device 300, so that a worker can monitor the riveting process of the riveting machine device 300 conveniently, and can find and maintain a fault problem of each control element in time.
Optionally, the input module 100 is connected to the logic control module 200 through a data communication bus.
Optionally, the rivet pulling parameter information includes: a maximum pull pressure parameter and a maximum back pressure parameter.
The input module 100 is specifically configured to: setting a maximum pulling and pressing parameter and a maximum back pressure parameter according to user input, converting the maximum pulling and pressing parameter into a maximum pulling and pressing signal and sending the maximum pulling and pressing signal to the logic control module 200, and converting the maximum back pressure parameter into a maximum back pressure signal and sending the maximum back pressure signal to the logic control module 200.
Specifically, in the rivet pulling process of the rivet pulling machine device 300, the logic control module 200 controls a pressure value generated by the rivet pulling machine device 300, and when the pressure value generated by the rivet pulling machine device 300 in the rivet pulling process reaches a maximum pull pressure parameter, the rivet pulling machine device 300 performs a back pressure process; when the pressure value generated by the rivet pulling machine device 300 in the back pressure process reaches the maximum back pressure parameter, the whole rivet pulling process of the rivet pulling machine device 300 is finished. In this embodiment, a user can set the maximum pull-press parameter and the maximum back-pressure parameter through the input module 100 according to information such as a material to be pull-riveted, and then can modify a control program inside the logic control module 200, so as to improve the applicability of the whole pull-riveting machine control system.
Optionally, the input module 100 is a terminal device with a touch screen, such as a tablet computer and a mobile phone. The input module 100 may also be a terminal device with a display screen, such as a desktop computer or the like. The display interface of the input module 100 can display whether the pressure sensor in the rivet pulling machine device 300 works normally, can display the maximum pulling pressure value, the maximum back pressure value and the current pressure value set for the rivet pulling machine device 300, can also display the current states of a rivet pulling gun head, an oil pump, a reversing valve and the like in the rivet pulling machine, and simultaneously display the pressure value curve of each rivet pulling, so that the pressure state of the rivet pulling machine device 300 can be counted, the state information of the rivet pulling machine device 300 can be better monitored, whether the rivet pulling machine device 300 and the logic control module 200 work normally can be detected in real time, the rivet pulling can be better controlled by the rivet pulling machine device 300, and great convenience is provided for workers.
In the riveting machine control system, the input module 100 and the logic control module 200 are designed separately, so that a user can set riveting parameter information in real time through the input module 100, and the logic control module 200 controls at least one riveting machine device 300 according to the riveting parameter information, thereby avoiding the situation that the input module 100 and the logic control module 200 are inconvenient to maintain when the same module fails, and simplifying the maintenance work; meanwhile, one logic control module 200 controls at least one riveting machine device 300, namely, one logic control module 100 can simultaneously control a plurality of riveting machine devices 300, so that the riveting efficiency is improved, and the cost is saved.
Further, referring to fig. 2, as an embodiment, the logic control module 200 includes: a first control unit and a second control unit.
The first control unit and the second control unit are electrically connected with at least one riveting machine device 300; the first control unit converts the riveting control signal into a driving command and sends the driving command to at least one riveting machine device 300, and controls at least one riveting machine device 300 to work according to the user input, and the second control unit is used for converting the parameter signal into a parameter control command and sending the parameter control command to at least one riveting machine device 300.
Optionally, the first control unit includes: the device comprises a first programmable logic controller, at least one rivet pulling switch element, at least one pressure switch element and a hydraulic output control element.
The signal input end of the first programmable logic controller is connected to the input module 100, and the signal input end of the first programmable logic controller is configured to receive the rivet pulling control signal and the parameter signal of the input module 100.
The first input end of the first programmable logic controller is connected with the first end of the at least one rivet pulling switch element, the second input end of the first programmable logic controller is connected with the first end of the at least one pressure switch element, and the control end of the first programmable logic controller is connected with the second end of the at least one rivet pulling switch element and the second end of the at least one pressure switch element.
The first output end of the first programmable logic controller is connected with the first end of the hydraulic output control element, and the second end of the hydraulic output control element is electrically connected with at least one rivet driver device 300.
Specifically, the rivet pulling switch element is used for controlling the operation of the rivet pulling device 300; the pressure switch element is used for controlling the rivet pulling device 300 to press down; the hydraulic output control element is used for controlling the rivet pulling device 300 to generate hydraulic pressure.
Optionally, the first control unit may further include: at least one set of commutation control elements.
Specifically, the first ends of the at least one group of commutation control elements are connected to the second output end and the third output end of the first programmable logic controller, and the second ends of the at least one group of commutation control elements are electrically connected to the at least one rivet pulling device 300. At least one group of reversing control elements is used for controlling the riveting device 300 to perform riveting reversing.
Optionally, the second control unit includes: a second programmable logic controller.
The signal input end of the second programmable logic controller is connected with the input module 100, and the control end of the second programmable logic controller is connected with at least one rivet pulling device 300.
For example, referring to fig. 2, a schematic structural diagram of a logic control module 200 provided in this embodiment is shown. The first programmable logic controller is an FX1N-24MR programmable logic controller, can control two riveting machine devices 300 simultaneously, and comprises riveting switch elements SB1 and SB2, pressure switch elements YK1 and YK2, a hydraulic output control element KM0 and commutation control elements KA1, KA2, KA3 and KA 4; a first input end X0 of the first programmable logic controller receives a control signal of a rivet switch element SB1, a first input end X1 of the first programmable logic controller receives a control signal of a rivet switch element SB2, a second input end X2 of the first programmable logic controller receives a control signal of a pressure switch element YK1, a second input end X3 of the first programmable logic controller receives a control signal of a pressure switch element YK2, and a first output end Y0 of the first programmable logic controller is connected with a first end of a hydraulic output control element KM 0; the first end of the commutation control element KA1 is connected to the second output terminal Y1 of the first programmable logic controller, the first end of the commutation control element KA2 is connected to the third output terminal Y3 of the first programmable logic controller, the first end of the commutation control element KA3 is connected to the second output terminal Y3 of the first programmable logic controller, and the first end of the commutation control element KA4 is connected to the third output terminal Y4 of the first programmable logic controller. I.e. a set of commutation control elements comprising a commutation control element KA1 and a commutation control element KA2, or comprising a commutation control element KA3 and a commutation control element KA 4.
Optionally, the reversing control element KA1 or the reversing control element KA3 is a positive valve control element, and the reversing control element KA2 or the reversing control element KA4 is a negative valve control element.
For example, referring to fig. 2, the second programmable logic controller may be an analog-to-digital converter of FX2N-2AD model, and the control terminals of the second programmable logic controller include V1N2, I1N2, V1N1 and I1N1, wherein a set of control terminals V1N2 and I1N2, or V1N1 and I1N1 are used to control a riveter apparatus 300. The control end of the second programmable logic controller is connected with the pressure sensor in the rivet pulling machine device 300, the second programmable logic controller converts a pressure signal returned by the pressure sensor in the rivet pulling machine device 300 into a digital signal and transmits the digital signal to the input module 100, and the input module 100 displays the pressure value of the rivet pulling machine device 300.
Optionally, the hydraulic output control element and the reversing control element are contactors. It will be understood by those skilled in the art that the contactor is an electric appliance which uses a current flowing through a coil to generate a magnetic field to close contacts so as to control a load, and not only can switch on and off a circuit, but also has a low-voltage release protection function, i.e. a hydraulic output control element and a commutation control element can be automatically switched on or off, and can protect the circuit of the logic control module 200. In other embodiments, the hydraulic output control element and the reversing control element may also be other electronic devices capable of performing corresponding functions, such as relays and the like.
It should be understood that the above is only an illustration of the logic control module 200, and the logic control module 200 can control at least one riveting machine 300 at the same time, that is, can control a plurality of riveting machine 300 at the same time. Meanwhile, the models of the first programmable logic controller and the second programmable logic controller are not limited.
The logic control module 200 has simple structure, flexible system configuration and simplified communication; programming is simple, and program modification is convenient; at least one rivet pulling device 300 can be controlled simultaneously, and the control signal and the parameter signal of the input module 100 are received in real time, so that the rivet pulling machine control system is more stable.
Further, referring to fig. 3, in one embodiment, each riveter apparatus 300 includes: a drive unit 310, a hydraulic output device 320, a pressure sensing element 330, and a rivet unit 340.
The driving unit 310 is connected with the logic control module 200, and the driving unit 310 is further connected with the hydraulic output device 320, the pressure sensing element 330 and the first input end of the rivet pulling unit 340 respectively; the driving unit 310 is used for controlling the hydraulic output device 320, the pressure sensing element 330 and the rivet unit 340 to be started according to the driving instruction.
Alternatively, the driving unit 310 may be a motor. The motor controls the hydraulic output device 320, the pressure sensing element 330 and the rivet unit 340 to start according to the driving command.
The hydraulic output device 320 is connected with a second input end of the rivet unit 340, and the hydraulic output device 320 outputs hydraulic pressure to the rivet unit 340.
Alternatively, the hydraulic output device 320 may be an oil pump. The oil pump outputs oil pressure to the rivet pulling unit 340. The riveting device has the advantages of being firm and reliable in connection point, free of raw material consumption, free of auxiliary materials, free of dust and toxic smoke emission, simple to operate, low in consumption, low in maintenance cost and the like, and protecting layers on the surfaces of workpieces cannot be damaged.
The pressure sensing element 330 is connected with the logic control module 200, and the pressure sensing element 330 is also connected with the output end of the rivet unit 340; the pressure sensing element 330 is configured to collect a pressure value of the rivet unit 340 during rivet pulling, and send the pressure value to the logic control module 200. Alternatively, the pressure sensing element 330 may be a pressure sensor.
Further, referring to fig. 3, the rivet unit 340 includes: a pressure control element 341, a set of reversing elements 342 and a riveter 343.
The pressure control element 341 is connected to a first input end of the rivet unit 340, and the pressure control element 341 is further connected to a second input end of the rivet unit 340 and the rivet gun 343, respectively; the pressure control element 341 is used for controlling the hydraulic output device 320 to output pressure to the riveter 343, so that the riveter 343 performs riveting. Alternatively, the pressure control element 341 may be a pressure relay.
The reversing element group 342 is connected with a first input end of the rivet unit 340, and the reversing element group 342 is also connected with a rivet gun 343; the reversing element group 342 is used to control the direction of the riveter 343.
Optionally, the set of commutation elements 342 comprises: a positive going valve and a negative going valve.
When the rivet pulling unit 340 performs rivet pulling, the positive valve controls the rivet pulling gun 343 to perform pull pressing, when the maximum pressure value for performing pull pressing reaches the set maximum pull pressing value, the negative valve acts, the negative valve controls the rivet pulling gun 343 to return, that is, the rivet pulling gun 343 is controlled to perform back pressure, and when the maximum pressure value for performing back pressure reaches the set maximum back pressure value, the one-time rivet pulling process is finished.
Optionally, each rivet machine apparatus 300 further includes: a hydraulic control unit 350.
Wherein the hydraulic output device 320 is connected with the rivet unit 340 through the hydraulic control element 350.
The hydraulic control component 350 is used for controlling the hydraulic value output by the hydraulic output device 320 to the rivet pulling unit 340, that is, the hydraulic control component 350 controls the hydraulic output device 320 to output the hydraulic to the rivet pulling unit 340 not to be too large. Optionally, the hydraulic control element 350 may be an overflow valve, and the overflow valve may control the hydraulic pressure stably output by the hydraulic output device 320 to the rivet pulling unit 340, so as to prevent the hydraulic pressure output by the hydraulic output device 320 to the rivet pulling unit 340 from being too large and damaging devices.
Optionally, each rivet machine apparatus 300 may further include: and (5) filtering by using a filter screen. The filter screen is used for filtering impurities in liquid in the hydraulic output device 320, and the service life of the rivet pulling machine device 300 is prolonged.
In the above embodiment, the input module 100 and the logic control module 200 are separately designed, so that a user can set rivet parameter information in real time through the input module 100, and the logic control module 200 controls at least one rivet pulling machine 300 according to the rivet parameter information, thereby avoiding the situation that the input module 100 and the logic control module 200 are inconvenient to maintain when the same module fails, and simplifying maintenance work; meanwhile, one logic control module 200 controls at least one riveting machine device 300, namely, one logic control module 100 can control a plurality of riveting machine devices 300 simultaneously, so that the riveting efficiency is improved, and the cost is saved.
It should be understood that the present invention is not limited to a single system application, as multiple systems may be used in combination. The devices or units in the system of the embodiment of the invention can be merged, divided and deleted according to actual needs.
It is obvious to those skilled in the art that, for convenience and simplicity of description, the foregoing functional units and modules are merely illustrated in terms of division, and in practical applications, the foregoing functional allocations may be performed by different functional units and modules as needed, that is, the internal structures of the system and the circuit are divided into different functional units or modules to perform all or part of the above described functions. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the embodiments provided by the present invention, it should be understood that the disclosed system and circuit may be implemented in other ways. For example, the above-described system and circuit embodiments are merely illustrative, and for example, the division of the modules or units is only one logical division, and there may be other divisions in actual implementation, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of modules or units through some interfaces, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (9)
1. A riveter control system, comprising: the riveting machine comprises an input module, a logic control module and at least one riveting machine device;
the input module is used for setting riveting parameter information according to user input, converting the riveting parameter information into parameter signals and sending the parameter signals to the logic control module, and sending riveting control signals to the logic control module according to the user input;
the logic control module is used for converting the parameter signals into parameter control instructions and sending the parameter control instructions to the at least one rivet pulling device, and converting the rivet pulling control signals into driving instructions and sending the driving instructions to the at least one rivet pulling device;
the at least one riveting machine device is used for performing riveting operation according to the parameter control instruction and the driving instruction; wherein, every rivet machine device all includes: the device comprises a driving unit, hydraulic output equipment, a pressure sensing element and a rivet pulling unit;
the driving unit is connected with the logic control module, is also respectively connected with the hydraulic output equipment, the pressure sensing element and the first input end of the rivet pulling unit, and is used for controlling the hydraulic output equipment, the pressure sensing element and the rivet pulling unit to start according to the driving instruction;
the hydraulic output equipment is connected with the second input end of the rivet unit and outputs hydraulic pressure to the rivet unit;
the pressure sensing element is connected with the logic control module and the output end of the rivet unit, and is used for collecting a pressure value of the rivet unit during rivet pulling and sending the pressure value to the logic control module.
2. The riveter control system of claim 1, wherein the riveter parameter information comprises: a maximum pull pressure parameter and a maximum back pressure parameter;
the input module is specifically configured to: and setting a maximum pulling and pressing parameter and a maximum back pressure parameter according to user input, converting the maximum pulling and pressing parameter into a maximum pulling and pressing signal and sending the maximum pulling and pressing signal to the logic control module, and converting the maximum back pressure parameter into a maximum back pressure signal and sending the maximum back pressure signal to the logic control module.
3. The riveter control system of claim 1, wherein the logic control module comprises: a first control unit and a second control unit;
the first control unit is electrically connected with the at least one rivet pulling device, and is used for converting the rivet pulling control signal into a driving instruction, sending the driving instruction to the at least one rivet pulling device, and controlling the at least one rivet pulling device to work according to user input;
the second control unit is electrically connected with the at least one rivet pulling device and used for converting the parameter signals into parameter control instructions and sending the parameter control instructions to the at least one rivet pulling device.
4. The riveter control system of claim 3, wherein the first control unit comprises:
a first programmable logic controller; and
at least one rivet pulling switch element for controlling the rivet pulling machine device to work; and
at least one pressure switch element for controlling the rivet driver device to press down; and
the hydraulic output control element is used for controlling the riveting machine device to generate hydraulic pressure;
the signal input end of the first programmable logic controller is connected with the input module, the first input end of the first programmable logic controller is connected with the first end of the at least one rivet pulling switch element, the second input end of the first programmable logic controller is connected with the first end of the at least one pressure switch element, and the control ends of the first programmable logic controller are connected with the second end of the at least one rivet pulling switch element and the second end of the at least one pressure switch element;
and a first output end of the first programmable logic controller is connected with a first end of the hydraulic output control element, and a second end of the hydraulic output control element is electrically connected with the at least one rivet pulling machine device.
5. The riveter control system of claim 4, wherein the first control unit further comprises at least one set of reversing control elements for controlling the riveter apparatus to reverse the riveter direction;
the first ends of the at least one group of reversing control elements are connected with the second output end and the third output end of the first programmable logic controller, and the second ends of the at least one group of reversing control elements are electrically connected with the at least one rivet driver device.
6. The riveter control system of claim 3, wherein the second control unit comprises: a second programmable logic controller;
and the signal input end of the second programmable logic controller is connected with the input module, and the control end of the second programmable logic controller is connected with the at least one rivet pulling machine device.
7. The blind rivet machine control system of claim 1, wherein the blind rivet unit comprises: the device comprises a pressure control element, a reversing element group and a hand riveter;
the pressure control element is connected with the first input end of the rivet pulling unit, is also respectively connected with the second input end of the rivet pulling unit and the rivet pulling gun, and is used for controlling the hydraulic output equipment to output pressure to the rivet pulling gun so as to enable the rivet pulling gun to rivet;
the reversing element group is connected with the first input end of the rivet pulling unit, is also connected with the rivet pulling gun, and is used for controlling the direction of the rivet pulling gun.
8. The blind rivet machine control system of claim 7, wherein the set of reverser elements includes: a positive going valve and a negative going valve;
the positive valve controls the hand riveter to pull and press, and the negative valve controls the hand riveter to back pressure.
9. The blind rivet machine control system of claim 1, wherein the at least one blind rivet machine apparatus further comprises: the hydraulic control element is used for controlling the hydraulic value output to the rivet pulling unit by the hydraulic output equipment;
the hydraulic output equipment is connected with the rivet unit through the hydraulic control element.
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| CN201810805934.0A CN108746458B (en) | 2018-07-20 | 2018-07-20 | Rivet machine control system |
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| CN108746458B true CN108746458B (en) | 2020-02-14 |
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| CN110355319B (en) * | 2019-07-19 | 2020-10-30 | 广东南曦液压机械有限公司 | Rivet riveting control flow based on programmable controller |
| TWI714480B (en) * | 2020-03-19 | 2020-12-21 | 索爾智慧機械有限公司 | Data display method of pull cap installation tool test instrument |
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