CN108068398B - The control system of ultralong-stroke movable gantry hydraulic press liftout attachment - Google Patents

The control system of ultralong-stroke movable gantry hydraulic press liftout attachment Download PDF

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Publication number
CN108068398B
CN108068398B CN201711398040.6A CN201711398040A CN108068398B CN 108068398 B CN108068398 B CN 108068398B CN 201711398040 A CN201711398040 A CN 201711398040A CN 108068398 B CN108068398 B CN 108068398B
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China
Prior art keywords
cart
trolley
liftout attachment
reference point
logic controller
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CN201711398040.6A
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CN108068398A (en
Inventor
陈俊杰
朱国芬
平伟
袁鑫
刘玉兵
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Tianshui Metalforming Machine Tool Group Co Ltd
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Tianshui Metalforming Machine Tool Group Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/26Programme control arrangements

Abstract

The invention discloses a kind of control systems of ultralong-stroke movable gantry hydraulic press liftout attachment, pass through the coordinate information of the trolley and the cart moved along X-direction that move in record movable gantry hydraulic press along Z-direction, compared with the established each working region coordinate range of liftout attachment carries out data in programmable logic controller program in advance, and then the determining coordinates regional with liftout attachment corresponding when trolley and cart stop motion, realize rising and falling for the liftout attachment in the region, the liftout attachment in other regions is failure to actuate.The present invention is suitable for ultralong-stroke movable gantry hydraulic press, realize the intelligent control of liftout attachment on work top, it solves the highly intensive labour that existing movable gantry hydraulic press needs manually frequently to adjust, has saved energy consumption, greatly improved production efficiency and cost of labor.

Description

The control system of ultralong-stroke movable gantry hydraulic press liftout attachment
Technical field
The present invention relates to hydraulic press technical field, specifically a kind of ultralong-stroke movable gantry hydraulic press ejection dress The control system set, the movable gantry hydraulic press suitable for ultralong-stroke.
Background technique
Present domestic electrical manufacturing is increasing for the demand of large area plate and component, therefore as overlength The demand of the movable gantry hydraulic press of ultra-wide work top can be increasing.It is corresponding to push up due to the increase of work top The quantity of cylinder also can significantly increase therewith out.The just ejection cylinder working of the use of movable gantry hydraulic press mostly domestic at present Mode is to be ejected take workpiece, withdraw entirely and go to fall workpiece entirely, if still working in this way, the ejection of liftout tank and retraction institute The time needed will greatly increase, while also will increase to the waste of electric energy, cause entire workpiece during smoothing not Processing cost is increased only, and production efficiency is also had a greatly reduced quality.There is a small number of movable gantry hydraulic presses using artificial at present Subregion manual manipulation mode operates liftout attachment, it is only necessary to which artificial selection using area can simply promote its work Make efficiency.
Movable gantry hydraulic press needs artificial frequent replacement to make since the shape of large area workpiece or component is different With region, the smoothing work of workpiece or component is then carried out again, therefore is moved in circles, and cannot achieve the workpiece of smoothing completion at it The function of work top using area automatic ejection also results in unnecessary time waste.
Summary of the invention
The object of the present invention is to provide a kind of control systems of ultralong-stroke movable gantry hydraulic press liftout attachment, with solution The working method of the liftout attachment of certainly region-wide or artificial frequent switching work top machining area risen and fallen is time-consuming and laborious, realizes Plate is randomly assigned all liftout attachments in region after completion smoothing, only in the region for plate on hydraulic press workbench The control for jacking up or falling.
To achieve the above object, the technical solution used in the present invention are as follows:
A kind of control system of ultralong-stroke movable gantry hydraulic press liftout attachment, the control system are suitable for overlength row Journey movable gantry hydraulic press, it the following steps are included:
Step 1: confirmation of the cart in X axis coordinate information
Cart Operation switch inputs cart to programmable logic controller by I/O amount input module and runs operational order, Programmable logic controller sends the instruction to the mobile frequency converter of cart, and the mobile frequency converter of cart drives cart affiliated by cart Mobile motor rotation on the left of right side mobile motor and cart, driving cart is to movement at cart reference point switch, when cart is encountered To after cart reference point switch, cart reference point switch inputs the signal that cart encounters cart reference point switch by I/O amount Module input signal sends cart reference point signal to programmable logic controller, and signal is inputted by I/O amount input module to be believed Number cart reference point signal is sent to programmable logic controller, stops sending instruction, cart to the mobile frequency converter of cart at this time Mobile motor stop motion on the left of right side mobile motor and cart, and the tally function of the second high speed counting module is activated, this When cart encoder to the second high speed counting module be passed to cart X axis coordinate real time data;
Step 2: confirmation of the trolley in Z axis coordinate information
Trolley Operation switch runs operational order to programmable logic controller input trolley by I/O amount input module, Programmable logic controller sends the instruction to the mobile frequency converter of trolley, and the mobile frequency converter of trolley drives trolley affiliated by trolley Mobile motor rotation drives trolley to movement at trolley reference point switch, after trolley encounters trolley reference point switch, trolley Trolley is encountered the signal of trolley reference point switch by I/O amount input module input signal to Programmadle logic by reference point switch Controller sends cart reference point signal, and signal is sent by I/O amount input module input signal to programmable logic controller Trolley reference point signal stops the mobile frequency converter of trolley at this time and sends instruction, trolley mobile motor stop motion, and activates the The tally function of one high speed counting module, bogie encoder is passed to trolley in the real-time of Z axis to the first high speed counting module at this time Coordinate data;
Step 3: in the foundation of work pieces process point coordinate information and the region liftout attachment rising and dropping control
Cart Operation switch and trolley Operation switch are controlled respectively by I/O amount input module respectively to Programmadle logic control Device processed is input operation instruction, and cart and trolley is driven to be moved, and the second high speed counting module reads cart encoder in real time Data are simultaneously passed to data to programmable logic controller simultaneously, and the first high speed counting module reads the data of bogie encoder in real time And data are passed to programmable logic controller simultaneously, after cart and trolley arrival work pieces process point out of service, first is high The data for the bogie encoder that fast counting module is read out in real time, the cart encoder that the second high speed counting module is read out in real time Data, it is established that the real-time location coordinates information of a cart and trolley, this coordinate information show in touch screen, and With the established each working region coordinate range progress data ratio of liftout attachment in programmable logic controller program in advance Compared with the hydraulic electromagnetic valve group operation operation from programmable logic controller by I/O amount output module to control liftout attachment refers to It enables, the solenoid valve block of the liftout attachment in coordinate information region when cart and trolley out of service is jacked up and fallen Operation, the liftout attachment in remaining region is failure to actuate.
Preferably, the trolley reference point switch and cart reference point switch are close switch or limit switch.
Preferably, the X-direction stroke of the movable gantry hydraulic press is 12000-15000mm, the stroke of Z-direction For 5000-7000mm.
Trolley is mounted on the top of cart.
The present invention is by recording the trolley moved in movable gantry hydraulic press along Z-direction and transporting along X-direction The coordinate information of dynamic cart, with the established each working region of liftout attachment in programmable logic controller program in advance Coordinate range carries out data comparison, and then the determining coordinate area with liftout attachment corresponding when trolley and cart stop motion Domain, realizes rising and falling for the liftout attachment in the region, and the liftout attachment in other regions is failure to actuate.Solves existing gantry-travelling Formula hydraulic press needs the highly intensive labour manually frequently adjusted, has saved energy consumption, has greatly improved production efficiency and cost of labor.
Detailed description of the invention
Fig. 1 is the structure of movable gantry hydraulic press and the moving direction schematic diagram of trolley;
Fig. 2 is the moving direction schematic diagram of the side view of movable gantry hydraulic press and cart in Fig. 1;
Fig. 3 is the distribution schematic diagram of the stage coordinates of movable gantry hydraulic press and liftout attachment in Fig. 1;
Fig. 4 is control flow chart of the invention;
In figure: 1, trolley, 2, cart, 3, workbench, 4, liftout attachment, 101, touch screen, 102, Programmable logical controller Device, 103, I/O amount input module, 104, I/O amount output module, the 105, first high speed counting module, the 106, second high-speed counting Module, 107, the mobile frequency converter of cart, 108, the mobile frequency converter of trolley, 110, trolley mobile motor, 111, bogie encoder, 112, mobile motor on the right side of cart, 113, cart left side mobile motor, 114, cart encoder, 115, liftout attachment hydraulic electromagnetic Valve group, 116, liftout attachment Operation switch, 117, trolley reference point switch, 118, trolley Operation switch, 119, cart reference point Switch, 120, cart Operation switch.
Specific embodiment
The present invention will be further described in detail with reference to the accompanying drawing.
A kind of control system of ultralong-stroke movable gantry hydraulic press liftout attachment as shown in Figure 4, the control system Suitable for ultralong-stroke movable gantry hydraulic press, it the following steps are included:
Step 1: confirmation of the cart 2 in X axis coordinate information
Cart Operation switch 120 inputs cart 2 to programmable logic controller 102 by I/O amount input module 103 and runs Operational order, programmable logic controller 102 send the instruction to the mobile frequency converter 107 of cart, and the mobile frequency converter 107 of cart drives Rotate mobile motor 112 and cart left side mobile motor 113 on the right side of cart affiliated by cart 2, driving cart 2 is joined to cart Mobile at examination point switch 119, after cart 2 encounters cart reference point switch 119, cart reference point switch 119 touches cart The signal switched to cart reference point sends cart reference to programmable logic controller by I/O amount input module input signal Point signal, signal send cart reference point letter by 203 input signal of I/O amount input module, to programmable logic controller 102 Number, stop sending instruction to the mobile frequency converter 107 of cart at this time, mobile motor 112 and cart left side mobile motor on the right side of cart 113 stop motions, and activate the second high speed counting module 106 tally function, at this time cart encoder 114 to second high speed Counting module 106 is passed to cart 2 in the real time data of X axis coordinate;
Step 2: confirmation of the trolley 1 in Z axis coordinate information
Trolley Operation switch 118 is run by I/O amount input module 103 to 102 input trolley 1 of programmable logic controller Operational order, programmable logic controller 102 send the instruction to the mobile frequency converter 108 of trolley, and the mobile frequency converter 108 of trolley drives Rotate trolley mobile motor 110 affiliated by trolley 1, driving trolley 1 is to movement at trolley reference point switch 117, when trolley 1 After encountering trolley reference point switch 117, trolley reference point switch 117 passes through the signal that trolley encounters trolley reference point switch I/O amount input module input signal sends cart reference point signal to programmable logic controller, and signal inputs mould by I/O amount 103 input signal of block sends trolley reference point signal to programmable logic controller 102, stops the mobile frequency converter of trolley at this time 108 send instruction, 110 stop motion of trolley mobile motor, and activate the tally function of the first high speed counting module 105, this When bogie encoder 110 to the first high speed counting module 105 be passed to trolley 1 in the real-time coordinates data of Z axis;
Step 3: in the foundation of work pieces process point coordinate information and the region liftout attachment rising and dropping control
Cart Operation switch 120 and trolley Operation switch 118 are controlled respectively by I/O amount input module 103 respectively to can Editorial logic controller 102 is input operation instruction, and cart 2 and trolley 1 is driven to be moved, and the second high speed counting module 106 is real When read the data of cart encoder 114 and to programmable logic controller 102 be passed to data, the first high speed counting module simultaneously 105 read the data of bogie encoders 111 in real time and to programmable logic controller 102 are passed to data simultaneously, when cart 2 and small After the arrival work pieces process point of vehicle 1 is out of service, the number for the bogie encoder 111 that the first high speed counting module 105 is read out in real time According to the data for the cart encoder 114 that the second high speed counting module 106 is read out in real time, it is established that a cart 2 and trolley 1 real-time location coordinates information, this coordinate information show in touch screen 101, and in advance in programmable logic controller The each working region coordinate range of established liftout attachment 4 carries out data comparison in 102 programs, by programmable logic controller Operational order is run to the hydraulic electromagnetic valve group of control liftout attachment by I/O amount output module, cart and trolley are out of service When coordinate information region in liftout attachment the solenoid valve block operation that is jacked up and fallen, the ejection in remaining region Device is failure to actuate.
If cart 2 and trolley 1 generate movement again, another coordinate information is generated, which can again and in advance The established each working region coordinate range of liftout attachment carries out data comparison in 102 program of programmable logic controller, If the coordinate stayed when cart 2 and trolley 1 out of service also in the liftout attachment working region coordinate range, ejects dress The working region set is constant, conversely, can then convert the working region of liftout attachment.
The X-direction stroke for the movable gantry hydraulic press that the present invention is applicable in is 12000-15000mm, Z-direction Stroke is 5000-7000mm.
The present invention is by recording the trolley moved in movable gantry hydraulic press along Z-direction and transporting along X-direction The coordinate information of dynamic cart, with the established each working region of liftout attachment in programmable logic controller program in advance Coordinate range carries out data comparison, and then the determining coordinate area with liftout attachment corresponding when trolley and cart stop motion Domain, realizes rising and falling for the liftout attachment in the region, and the liftout attachment in other regions is failure to actuate.Solves existing gantry-travelling Formula hydraulic press needs the highly intensive labour manually frequently adjusted, has saved energy consumption, has greatly improved production efficiency and cost of labor.

Claims (3)

1. a kind of control system of ultralong-stroke movable gantry hydraulic press liftout attachment, which is suitable for ultralong-stroke Movable gantry hydraulic press, it is characterised in that: it the following steps are included:
Step 1: confirmation of the cart in X axis coordinate information
Cart Operation switch inputs cart to programmable logic controller by I/O amount input module and runs operational order, can compile It collects logic controller and sends the instruction to the mobile frequency converter of cart, the mobile frequency converter of cart drives on the right side of cart affiliated by cart Mobile motor rotation on the left of mobile motor and cart, driving cart is to movement at cart reference point switch, when cart encounters cart After reference point switch, the signal that cart is encountered cart reference point switch by cart reference point switch is defeated by I/O amount input module Enter signal and send cart reference point signal to programmable logic controller, stops sending instruction to the mobile frequency converter of cart at this time, Mobile motor and cart left side mobile motor stop motion on the right side of cart, and activate the counting function of the second high speed counting module Can, cart encoder is passed to cart in the real time data of X axis coordinate to the second high speed counting module at this time;
Step 2: confirmation of the trolley in Z axis coordinate information
Trolley Operation switch runs operational order to programmable logic controller input trolley by I/O amount input module, can compile It collects logic controller and sends the instruction to the mobile frequency converter of trolley, the mobile frequency converter of trolley drives trolley affiliated by trolley mobile Motor rotation, driving trolley is to movement at trolley reference point switch, and after trolley encounters trolley reference point switch, trolley is referred to Point switch controls the signal that trolley encounters trolley reference point switch by I/O amount input module input signal to Programmadle logic Device sends trolley reference point signal, stops the mobile frequency converter transmission of trolley at this time and instructs, trolley mobile motor stop motion, and The tally function of the first high speed counting module is activated, bogie encoder is passed to trolley in Z axis to the first high speed counting module at this time Real-time coordinates data;
Step 3: in the foundation of work pieces process point coordinate information and each working region of liftout attachment liftout attachment rising and dropping control
Cart Operation switch and trolley Operation switch are controlled respectively by I/O amount input module respectively to programmable logic controller It inputs operation instruction, cart and trolley is driven to be moved, the second high speed counting module reads the data of cart encoder in real time And data are passed to programmable logic controller simultaneously, the first high speed counting module reads data of bogie encoder and same in real time When to programmable logic controller be passed to data, when cart and trolley reach work pieces process point it is out of service after, the first high speed is counted The data for the bogie encoder that digital-to-analogue block is read out in real time, the number for the cart encoder that the second high speed counting module is read out in real time According to, it is established that the real-time location coordinates information of a cart and trolley, this coordinate information is shown in touch screen, and and thing First each working region coordinate range of liftout attachment established in programmable logic controller program carries out data comparison, by Programmable logic controller runs operational order to the hydraulic electromagnetic valve group of control liftout attachment by I/O amount output module, greatly The hydraulic electromagnetic valve group of the liftout attachment in coordinate information region when vehicle and trolley out of service is jacked up and is fallen Operation, the liftout attachment in remaining region is failure to actuate.
2. the control system of ultralong-stroke movable gantry hydraulic press liftout attachment according to claim 1, feature exist In: the trolley reference point switch and cart reference point switch as close switch or limit switch.
3. the control system of ultralong-stroke movable gantry hydraulic press liftout attachment according to claim 1 or 2, feature The X-direction stroke for being the movable gantry hydraulic press is 12000-15000mm, and the stroke of Z-direction is 5000- 7000mm。
CN201711398040.6A 2017-12-21 2017-12-21 The control system of ultralong-stroke movable gantry hydraulic press liftout attachment Active CN108068398B (en)

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Application Number Priority Date Filing Date Title
CN201711398040.6A CN108068398B (en) 2017-12-21 2017-12-21 The control system of ultralong-stroke movable gantry hydraulic press liftout attachment

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CN201711398040.6A CN108068398B (en) 2017-12-21 2017-12-21 The control system of ultralong-stroke movable gantry hydraulic press liftout attachment

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DE502008002530D1 (en) * 2008-08-25 2011-03-17 Feintool Ip Ag Method and device for controlling the synchronization of cylinder / piston units and pressure peak reduction during forming and / or fine blanking on presses
CN101712207A (en) * 2009-09-08 2010-05-26 广东工业大学 High performance and energy-saving double-acting hydrostatic press driven by servo motor
CN205522654U (en) * 2016-02-23 2016-08-31 天津市天锻压力机有限公司 High -speed compound anti unbalance loading system of transmission multiple position press
CN107244093B (en) * 2016-07-07 2023-04-07 佛山市恒力泰机械有限公司 Electrical control system and method for double-cylinder synchronous pressurization powder forming press
CN106670292B (en) * 2016-12-08 2018-04-20 天水锻压机床(集团)有限公司 Plate stretch part automated production line control system

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