CN103713221A - Low-frequency transformer automatic comprehensive test machine based on GROOVY data collecting and analyzing system controlled by PLC - Google Patents
Low-frequency transformer automatic comprehensive test machine based on GROOVY data collecting and analyzing system controlled by PLC Download PDFInfo
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- CN103713221A CN103713221A CN201310752664.9A CN201310752664A CN103713221A CN 103713221 A CN103713221 A CN 103713221A CN 201310752664 A CN201310752664 A CN 201310752664A CN 103713221 A CN103713221 A CN 103713221A
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Abstract
The invention discloses and provides a full-automatic test low-frequency transformer automatic comprehensive test machine based on a GROOVY data collecting and analyzing system controlled by a PLC, wherein the low-frequency transformer automatic comprehensive test machine is low in cost, high in efficiency, high in reliability and suitable for various types of low-frequency transformers. A high-voltage insulation test mechanism and an electrical performance test mechanism are simultaneously arranged on the same device, the connection between the two mechanisms is achieved through a conveying belt, human operation errors are reduced, and test accuracy is improved; the transformer is shaped through a transformer shaping mechanism, and test positioning accuracy is ensured; a brand new high-voltage insulation test system is designed, full-automatic high-voltage insulation testing and full-automatic electrical performance testing of the transformer are realized, work efficiency is greatly improved, and the low-frequency transformer automatic comprehensive test machine is high in automation degree, low in cost, high in efficiency, high in testing reliability and suitable for performance test systems of various types of low-frequency transformers. The low-frequency transformer automatic comprehensive test machine can be applied to the field of transformer testing devices.
Description
Technical field
The present invention relates to a kind of test machine, relate in particular to a kind of low-frequency transformer automatic Synthesis test machine of controlling GROOVY data acquisition and analysis system based on PLC.
Background technology
The electrical measurement conventional project of low-frequency transformer comprises no-load current, open circuit loss, no-load voltage, load voltage, load current, power factor, insulation resistance etc., in carrying out above project testing, each transformer manufacturing plant commercial city is to adopt the frock of customization that winding and region of interest are connected with surveying instrument at present, because transformer is of a great variety, winding and lead-out mode and package dimension are different from the technical requirement of transformer itself, make each project of every kind of transformer need to formulate specially normally use of frock clamp, so, not only frock making consumes huge, simultaneously in some special item, also need frequently to change tool according to technical requirement, thereby testing efficiency is reduced greatly, cost of labor increases indirectly.
Moreover, the omnidistance manual operations of frock p-wire technique now, human factor is outstanding, exist and fail to judge and the risk of misjudging, and client is strict to transformer quality requirements now, and how effectively avoiding faulty goods to flow out has been that each transformer manufacturer continues the problem solving.
Summary of the invention
Technical matters to be solved by this invention is to overcome the deficiencies in the prior art, a kind of full-automatic testing, low cost, high-level efficiency, high reliability are provided and be applicable to Multiple Type low-frequency transformer based on PLC, control the low-frequency transformer automatic Synthesis test machine of GROOVY data acquisition and analysis system.
The technical solution adopted in the present invention is: the present invention includes cabinet, be arranged on main control computer and the PLC control system of described cabinet inside, at described main control computer, be embedded in GROOVY data acquisition and analysis system, described main control computer is connected with described PLC control system, on described cabinet, be provided with board, on described board, be provided with travelling belt, voltage-withstand test mechanism and electric performance test mechanism, described voltage-withstand test mechanism and described electric performance test mechanism all be arranged at described cabinet in tester be connected, described travelling belt is driven by stepper motor, the product introduction end of described travelling belt from described voltage-withstand test mechanism is connected to the output of products end of described electric performance test mechanism, on described travelling belt, be provided with sorting baffle plate, on described board, be also provided with defective products ejecting mechanism, described voltage-withstand test mechanism, described electric performance test mechanism, described stepper motor, described defective products ejecting mechanism and described tester are all electrically connected to described PLC control system, described sorting baffle plate is separated out non-defective unit passage and defective products passage by described travelling belt, the defective products recording in described voltage-withstand test mechanism and described electric performance test mechanism enters described defective products passage, non-defective unit enters described non-defective unit passage.
Described voltage-withstand test mechanism comprises the voltage-withstand test head of several marshallings, described voltage-withstand test head consists of some voltage-withstand test pins, described voltage-withstand test pin is connected with peripheral high-tension electricity, the number of the voltage-withstand test pin described in each on voltage-withstand test head is consistent with the test fingers number of each transformer to be measured and distributing position and the test fingers distributing position to be measured transformer on of voltage-withstand test pin on described voltage-withstand test head is consistent, on all described voltage-withstand test heads, the voltage-withstand test pin at same position place is all fixedly installed on same test board, the number of described test board is consistent with the number of voltage-withstand test pin on voltage-withstand test head described in each, described in each, test board is connected with screw mandrel, described in each, screw mandrel is driven and is rotated by a stepper motor, described in each, test board drives mobile by described screw mandrel, described stepper motor is connected with described PLC control system, described PLC control system drives described stepper motor to move and makes described screw mandrel drive described test board to move, so that described in each the described voltage-withstand test needle movement on voltage-withstand test head to transformer to be measured on test fingers position consistency.
Voltage-withstand test pin number on described voltage-withstand test head and the number of described test board are four, the spacing that four described test boards are between stacked setting and described test board is certain, the length that is positioned at the voltage-withstand test pin connecting on the test board on upper strata is positioned at the length of the voltage-withstand test pin connecting on the test board of lower floor for long, the least significant end of the voltage-withstand test pin connecting on four described test boards is all in the same plane, below described test board, be provided with a substrate, four described test boards as a whole installation on described substrate, on described board, be also provided with down-feed screw, X-axis slide bar and Y-axis slide bar, described substrate and four described test boards are done as a whole at described down-feed screw, under the effect of X-axis slide bar and Y-axis slide bar, do lifting and move horizontally motion, so that the voltage-withstand test pin on described voltage-withstand test head contacts with the test fingers on transformer to be measured.
Four described test boards are followed successively by the first test board, the second test board, the 3rd test board and the 4th test board from top to bottom, described the 4th test board is fixedly installed on described substrate, described the 3rd test board moves in Y direction by the stepper motor and the screw mandrel driving that are fixedly installed on described the 4th test board, described the second test board moves in X-direction by the stepper motor driving being fixedly installed on described the 4th test board, and described the first test board moves in Y direction by the stepper motor and the screw mandrel driving that are arranged on described the 4th test board.
Particularly, the number of described voltage-withstand test head is 12.
Described electric performance test mechanism comprises electric test seat, described electric test seat is fixed on a sliding seat, described sliding seat is slidably fitted on the slide rail being arranged on described board, described electric test seat comprises at least one electric test head, described electric test head comprises the two clamping plates that is driven closure and separated by electric cylinder, on described clamping plate, be provided with pin hole, on some described pin hole therein, be provided with electric test pin, the position that is positioned at two electric test pins on described clamping plate is relative, described electric test pin is electrically connected to described tester, two described clamping plate move in vertical direction by the electric screw mandrel driving being arranged in described sliding seat.
Described defective products ejecting mechanism is pen cylinder, and described pen cylinder is arranged on the below of described voltage-withstand test head and is positioned at the rear of described travelling belt.
Described defective products ejecting mechanism is pen cylinder, and described pen cylinder is arranged on the below of described electric test head and is positioned at the rear of described travelling belt.
A side at described travelling belt is also provided with transformer reshaping device, in the test bit of described voltage-withstand test mechanism and electric performance test mechanism, be provided with described transformer reshaping device, described transformer reshaping device comprises the X-axis propulsion cylinder being arranged on described board, Y-axis integer cylinder and the reshaping frame that is arranged on described X-axis propulsion cylinder output terminal, described reshaping frame comprises lower clamping frame and upper clamping frame, described lower clamping frame and described upper clamping frame are slidably matched, the output shaft of described Y-axis shaping cylinder is fixedly connected with and drives described upper clamping frame to move in Y direction with described upper clamping frame.
In the test bit of described voltage-withstand test mechanism and electric performance test mechanism, be provided with described sorting baffle plate, be also provided with communication module in described main control computer, described communication module communicates to connect by communication interface and network and peripheral control center.
The invention has the beneficial effects as follows: the present invention has designed a kind of brand-new low-frequency transformer performance automatic Synthesis test machine, this test machine becomes one the voltage-withstand test of transformer and electric performance test, by travelling belt, realizes two kinds of connections between performance test, when voltage-withstand test, designed brand-new voltage-withstand test head, according to the test fingers number on transformer to be measured, voltage-withstand test pin number on voltage-withstand test head is set, by the cooperation of test board, stepper motor and screw mandrel, stepper motor is connected with PLC control system, form testing needle apart from adjustable to adapt to the test of the low-frequency transformer of various different models, thereby widened the test specification of test machine of the present invention, by travelling belt and the transformer reshaping device with a plurality of transformer testing stations are set on board, realize carrying out batch voltage-withstand test after transformer shaping to be measured, in the Shang He of voltage-withstand test mechanism electric performance test mechanism, defective products ejecting mechanism and sorting baffle plate are all set, according to voltage-withstand test head, transformer is tested, defective products information is uploaded to PLC control system, described PLC control system is controlled the action of defective products ejecting mechanism and defective products is released from non-defective unit, defective products is pushed out into the defective products passage on travelling belt, travelling belt is in motion process, defective products on defective products passage is pushed out into the defective products storage area on board by described sorting baffle plate, and entering into electric performance test mechanism by travelling belt, non-defective unit carries out electric performance test, in electric performance test mechanism by mobile electric test seat is set, after the transformer through voltage-withstand test moves in electric performance test mechanism, transformer reshaping device in electric performance test mechanism carries out shaping to transformer and is advanced to electric test seat below, transformer reshaping device is fixed transformer, electric test seat is tested the electric property of transformer, when detecting while there is defective products, defective products ejecting mechanism on electric test seat is released defective products passage by defective products, non-defective unit enters non-defective unit passage, thereby realize the test of transformer electric property, at main control computer, be embedded in GROOVY data acquisition and analysis system, this data analysis system can record the test parameter of each transformer of testing in voltage-withstand test mechanism and electric performance test mechanism, comprise and occur the time of defective products and the parameter of this defective products, for follow-up maintenance of equipment and optimization provide reference, on main control computer, embed and have communication module, this can be connected by communication interface this test machine with peripheral control center by network, offer the operation conditions of this test machine of managerial personnel of control center, managerial personnel can arrange the parameter of this equipment according to the operation conditions of this test machine, realize Long-distance Control.The present invention completes the test of the multinomial performance of transformer on same equipment, and the first has reduced staff's input, has reduced labour cost; It two is to utilize main control computer, PLC control system and GROOVY data acquisition and analysis system to realize the full-automation that equipment operation, test and parameter arrange; It three is to realize Long-distance Control by communication module, without staff, reaches the spot and carries out device parameter adjustment, and the working strength that reduces staff has also improved work efficiency.So test machine of the present invention is the low-frequency transformer automatic Synthesis test machine based on PLC control GROOVY data acquisition and analysis system of a kind of full-automatic testing, low cost, high-level efficiency, high reliability and the low-frequency transformer that is applicable to Multiple Type.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of test machine of the present invention;
Fig. 2 is the easy structure schematic diagram of described voltage-withstand test mechanism;
Fig. 3 is the one-piece construction schematic diagram of described test board;
Fig. 4 is the structural representation of described electric test head part;
Fig. 5 is the structural representation of a described test board.
Embodiment
As shown in Figures 1 to 5, low-frequency transformer automatic Synthesis test machine of the present invention comprises cabinet 1, is arranged on main control computer 2 and the PLC control system 3 of described cabinet 1 inside.At described main control computer 2, be embedded in GROOVY data acquisition and analysis system, described main control computer 2 is connected with described PLC control system 3, on described cabinet 1, be provided with board 4, on described board 4, be provided with travelling belt 5, voltage-withstand test mechanism and electric performance test mechanism.Described voltage-withstand test mechanism and described electric performance test mechanism all be arranged at described cabinet 1 in tester 14 be connected.Described travelling belt 5 is driven by stepper motor, and the product introduction end of described travelling belt 5 from described voltage-withstand test mechanism is connected to the output of products end of described electric performance test mechanism, on described travelling belt 5, is provided with sorting baffle plate 6.In the present embodiment, test bit one side in test bit one side of described voltage-withstand test mechanism and described electric performance test mechanism is provided with sorting baffle plate 6.Sorting baffle plate 6 separates the defective products after voltage-withstand test and electric performance test from non-defective unit.On described board 4, be also provided with defective products ejecting mechanism.Described voltage-withstand test mechanism, described electric performance test mechanism, described stepper motor, described defective products ejecting mechanism and described tester 14 are all electrically connected to described PLC control system 3.Described sorting baffle plate 6 is separated out non-defective unit passage and defective products passage by described travelling belt 5, and the defective products recording in described voltage-withstand test mechanism and described electric performance test mechanism enters described defective products passage, and non-defective unit enters described non-defective unit passage.
Described voltage-withstand test mechanism comprises the voltage-withstand test head 7 of several marshallings, and in the present embodiment, the number of described voltage-withstand test head 7 is 12.Described voltage-withstand test head 7 consists of some voltage-withstand test pins 8, described voltage-withstand test pin 8 is connected with peripheral high-tension electricity, and the number of the voltage-withstand test pin 8 described in each on voltage-withstand test head 7 is consistent with the test fingers number of each transformer to be measured and distributing position and the test fingers distributing position to be measured transformer on of voltage-withstand test pin 8 on described voltage-withstand test head 7 is consistent.Voltage-withstand test pin 8 on described voltage-withstand test head 7 is four in the present embodiment, and the test fingers on low-frequency transformer to be measured is also four.On all described voltage-withstand test heads 7, the voltage-withstand test pin 8 at same position place is all fixedly installed on same test board 9, and the number of described test board 9 is consistent with the number of voltage-withstand test pin 8 on voltage-withstand test head 7 described in each, is also four.Described in each, test board 9 is connected with screw mandrel, described in each, screw mandrel is driven and is rotated by a stepper motor, described in each, test board 9 drives mobile by described screw mandrel, described stepper motor is connected with described PLC control system 3, described PLC control system 3 drives described stepper motor move and make described screw mandrel drive described test board 9 to move so that described in each the described voltage-withstand test pin 8 on voltage-withstand test head 7 move to transformer to be measured on test fingers position consistency.
The spacing that four described test boards 9 are between stacked setting and described test board 9 is certain.The length that is positioned at the voltage-withstand test pin connecting on the test board 9 on upper strata is positioned at the length of the voltage-withstand test pin connecting on the test board 9 of lower floor for long, and the least significant end of the voltage-withstand test pin 8 connecting on four described test boards 9 is all in the same plane.Below described test board 9, be provided with a substrate 10.Four described test boards 9 as a whole installation on described substrate 10.On described board 4, be also provided with down-feed screw 11, X-axis slide bar 12 and Y-axis slide bar 13.Described substrate 10 and four described test boards 9 are done as a wholely under the effect of described down-feed screw 11, X-axis slide bar 12 and Y-axis slide bar 13, to do lifting and move horizontally motion, so that the voltage-withstand test pin 8 on described voltage-withstand test head 7 contacts with the test fingers on transformer to be measured.From the above, the distance between four test boards 9 is fixed, and just by translation, realizes the adjusting of distance between the voltage-withstand test pin 8 on different test boards 9, realizes the transformer of the different test fingers spacing of having of different model is tested.
Four described test boards 9 are followed successively by the first test board 91, the second test board 92, the 3rd test board 93 and the 4th test board 94 from top to bottom.Described the 4th test board 94 is fixedly installed on described substrate 10, by described down-feed screw 11, X-axis slide bar 12 and Y-axis slide bar 13 are regulated, realizes lifting and mobile adjusting of described the 4th test board 94.Described the 3rd test board 93 moves in Y direction by the stepper motor and the screw mandrel driving that are fixedly installed on described the 4th test board 94, moves left and right, and with the voltage-withstand test pin 8 to fixed thereon, regulates.Described the second test board 92 moves in X-direction by the stepper motor driving being fixedly installed on described the 4th test board 94, in the present embodiment, drive the stepper motor being arranged on described the 4th test board 94 of described the second test board 92 motions to drive, this stepper motor is connected with the screw mandrel of described the second test board 92 with driving by belt 29, thereby realizes described the second movement of test board 92 in X-direction.Described the first test board 91 moves in Y direction by the stepper motor and the screw mandrel driving that are arranged on described the 4th test board 94.The coordinate of the 4th test board 94 of take in four described test boards 9 is benchmark, according to the coordinate position of the test fingers on transformer to be measured, by adjusting movement, second test board 92 movement and first test board 91 movement on Y direction on X-direction of the 3rd test board 93 in Y direction, thereby make the test fingers position consistency on voltage-withstand test pin on whole voltage-withstand test head 78 and transformer to be measured.
Described defective products ejecting mechanism is pen cylinder, and described pen cylinder is arranged on the below of described voltage-withstand test head 7 and is positioned at the rear of described travelling belt 5.After described voltage-withstand test mechanism is completed, when detecting while there is defective products, described pen cylinder action, defective products is released to the defective products passage on described travelling belt 5, when travelling belt 5 motion, defective products is transported to the defective products district being positioned on travelling belt 5 sides by described sorting baffle plate 6.In the present embodiment, at each transformer rear, be provided with a described pen cylinder.
Described electric performance test mechanism comprises electric test seat 15, and described electric test seat 15 is fixed on a sliding seat 16, and described sliding seat 16 is slidably fitted on the slide rail 17 being arranged on described board 4.Described electric test seat 15 comprises at least one electric test head 18, described electric test head 18 comprises the two clamping plates 20 that is driven closure and separated by electric cylinder 19, on described clamping plate 20, be provided with pin hole 21, on some described pin hole 21 therein, be provided with electric test pin 22, the position that is positioned at two electric test pins 22 on described clamping plate 20 is relative, and described electric test pin 22 is electrically connected to described tester 14.Described electric cylinder 19 moves by electric screw mandrel 23 drivings that are arranged in described sliding seat 16 in vertical direction together with two described clamping plate 20.The pin hole 21 that described clamping plate 20 arrange can have many rows.When two clamping plates 20 closes, can insert many group electric test pins 22 simultaneously, thus the electric property that can once test a plurality of transformers.In the present embodiment, be set to one group of electric test pin 22.In addition, according to different transformer models, can be at the interior insertion electric test of different pin hole 21 pin 22, so that the test fingers position consistency on the needle gage of electric test pin 22 and tested transformer.In described electric performance test mechanism, described defective products ejecting mechanism is also pen cylinder, and described pen cylinder is arranged on the below of described electric test head 18 and is positioned at the rear of described travelling belt 5.When electric performance test defective products being detected, defective products is released in described pen cylinder action, and under the motion of travelling belt 5 drives, defective products is transported to defective products district.
A side at described travelling belt 5 is also provided with transformer reshaping device.In the test bit of described voltage-withstand test mechanism and electric performance test mechanism, be provided with described transformer reshaping device.Described transformer reshaping device comprises X-axis propulsion cylinder 24, the Y-axis integer cylinder 25 being arranged on described board and the reshaping frame that is arranged on described X-axis propulsion cylinder 24 output terminals, described reshaping frame comprises lower clamping frame 26 and upper clamping frame 27, described lower clamping frame 26 and described upper clamping frame 27 are slidably matched, and the output shaft of described Y-axis shaping cylinder 25 is fixedly connected with and drives described upper clamping frame 27 to move in Y direction with described upper clamping frame 27.On described transformer reshaping device, be provided with 12 transformer standing grooves 28.Transformer be placed on described transformer standing groove 28 interior after, described Y-axis shaping cylinder 25 promotes described upper clamping frame 27 motions and also the transformer in described transformer standing groove 28 is promoted it is put neatly, thereby reaches the object of shaping.Complete after shaping, described X-axis propulsion cylinder 24 promotes to enter into described voltage-withstand test head 7 belows through the transformer of shaping, and described voltage-withstand test head 7 presses down.Voltage-withstand test pin 8 on voltage-withstand test head 7 is pushed down after the test fingers on transformer, and described X-axis propulsion cylinder 24 exits.In transformer voltage-withstand test process, in the interior continuation of described transformer standing groove 28, place transformer to be measured, to prepare voltage-withstand test next time.In addition, on voltage-withstand test head 7, be provided with transformer induction device.At transformer, by described X-axis propulsion cylinder 24, be advanced to described voltage-withstand test head 7 below test before, when described transformer induction device senses that the below of described voltage-withstand test head 7 also has transformer, can send warning to staff.After transformer is cleared, just can continue follow-up test action.On electric test head 18, be also provided with inductor, its function is also in order to guarantee before transformer is pushed into, and there is no transformer, to guarantee safety in test bit.In addition, on described board 4, be also provided with control panel 30.Described control panel 30 is supplied with staff test process is carried out to control & monitor, and realizes the equipment that starts or stops and move.
In the test bit of described voltage-withstand test mechanism and electric performance test mechanism, be provided with described sorting baffle plate 6, in described main control computer 2, be also provided with communication module, described communication module communicates to connect by communication interface and network and peripheral control center.When needs carry out parameter setting or change to equipment, control center can carry out operated from a distance, realizes the operation of not showing up.
In addition, at main control computer 2, be embedded in GROOVY data acquisition and analysis system, event on whole test machine is all recorded, the data such as transformer number of occur the parameters of defective products, defective products during as voltage-withstand test, in one day, test being passed through.This provides foundation for follow-up equipment optimization and examination.
Operating process of the present invention is as follows:
A, systematic parameter are set: the parameters of the transformer that staff will test is set in main control computer operating system, downloads to described PLC control system, sets relevant technical parameter in test machine;
B, material loading: staff is put into power transformer product in the transformer standing groove 28 in described transformer reshaping device;
C, voltage-withstand test: after material loading completes, press startup, equipment is automatically transported to product voltage-withstand test station and carries out voltage-withstand test.Voltage-withstand test is realized: product reaches after test station, test fingers on 3 pairs of transformers of PLC control system starts accurate location, voltage-withstand test pin 8 on voltage-withstand test head 7 finds after transformer pin automatically, PLC control system is tested commencing signal to test machine, test machine starts to carry out voltage-withstand test, test data Real-time Collection and the preservation of the GROOVY data acquisition system (DAS) of main control computer to tester in test process, tester 14 has defective products automatic decision function, when test parameter does not conform to established standards parameter, tester 14 can be exported a defective products signal, PLC control system collects defective products signal, PLC control system can be sorted into defective products district defective products automatically.
D, carrying mechanism: after voltage-withstand test completes, by conveyor product, automatically can be moved to electric performance test station;
E, electric performance test: travelling belt is surveyed product electric property from voltage-withstand test station is transported to electric performance test station.Electric performance test method: product arrives after electric performance test station, after electric test pin finds transformer pin automatically, PLC control system is to tester 14 test commencing signals, tester 14 starts test, in test process, the GROOVY data acquisition system (DAS) of main control computer can be preserved test parameter Real-time Collection, and tester 14 has defective products automatic decision function, when test actual parameter does not conform to setup parameter, a defective products signal of tester output, PLC control system the defective products automatic sorting of appointment to defective products district;
F, discharging: after electric performance test completes, equipment is transported to discharging opening transformer automatically, then by staff non-defective unit, defective products is taken away respectively.
The key technical indexes of the present invention is as follows:
1. each material loading is maximum 12;
2. mechanical precision is at 0.01 millimeter, testing current precision 0.01mA, voltage tester precision 0.1V;
3. the spacing of transformer (depends on the concrete structure of transformer reshaping device) between 100mm;
4. every group of test duration is about 60 seconds.
In whole test process, rely on PLC control system control step motor accurately to locate, do not need to change frock clamp, improved work efficiency, two test station realize from being dynamically connected, and have reduced bad that artificial carrying and misoperation cause, have improved the quality of product.This equipment is connected to become a device just two test station and wants a staff just can complete all operations in test process, compares also saved cost of labor simultaneously with existing technology.
The present invention can be applicable to device for testing transformers field.
Claims (10)
1. a low-frequency transformer automatic Synthesis test machine of controlling GROOVY data acquisition and analysis system based on PLC, it is characterized in that: described test machine comprises cabinet (1), be arranged on described cabinet (1) inner main control computer (2) and PLC control system (3), at described main control computer (2), be embedded in GROOVY data acquisition and analysis system, described main control computer (2) is connected with described PLC control system (3), on described cabinet (1), be provided with board (4), on described board (4), be provided with travelling belt (5), voltage-withstand test mechanism and electric performance test mechanism, described voltage-withstand test mechanism and described electric performance test mechanism all be arranged at described cabinet (1) in tester (14) be connected, described travelling belt (5) is driven by stepper motor, the product introduction end of described travelling belt (5) from described voltage-withstand test mechanism is connected to the output of products end of described electric performance test mechanism, on described travelling belt (5), be provided with sorting baffle plate (6), on described board (4), be also provided with defective products ejecting mechanism, described voltage-withstand test mechanism, described electric performance test mechanism, described stepper motor, described defective products ejecting mechanism and described tester (14) are all electrically connected to described PLC control system (3), described sorting baffle plate (6) is separated out non-defective unit passage and defective products passage by described travelling belt (5), the defective products recording in described voltage-withstand test mechanism and described electric performance test mechanism enters described defective products passage, non-defective unit enters described non-defective unit passage.
2. the low-frequency transformer automatic Synthesis test machine of controlling GROOVY data acquisition and analysis system based on PLC according to claim 1, it is characterized in that: described voltage-withstand test mechanism comprises the voltage-withstand test head (7) of several marshallings, described voltage-withstand test head (7) consists of some voltage-withstand test pins (8), described voltage-withstand test pin (8) is connected with peripheral high-tension electricity, and the test fingers number of each transformer to be measured is consistent and distributing position and the test fingers distributing position to be measured transformer on of voltage-withstand test pin (8) on described voltage-withstand test head (7) is consistent for the number of voltage-withstand test pin (8) described in each on voltage-withstand test head (7), the voltage-withstand test pin (8) at the upper same position of all described voltage-withstand test heads (7) place is all fixedly installed on same test board (9), the number of described test board (9) is consistent with the number of voltage-withstand test pin (8) on voltage-withstand test head (7) described in each, test board described in each (9) is connected with screw mandrel, described in each, screw mandrel is driven and is rotated by a stepper motor, test board described in each (9) drives mobile by described screw mandrel, described stepper motor is connected with described PLC control system (3), described PLC control system (3) drives described stepper motor to move and makes described screw mandrel drive described test board (9) mobile, so that described in each the described voltage-withstand test pin (8) on voltage-withstand test head (7) move to transformer to be measured on test fingers position consistency.
3. the low-frequency transformer automatic Synthesis test machine of controlling GROOVY data acquisition and analysis system based on PLC according to claim 2, it is characterized in that: voltage-withstand test pin (8) number on described voltage-withstand test head (7) and the number of described test board (9) are four, the spacing that four described test boards (9) are between stacked setting and described test board (9) is certain, the length that is positioned at the voltage-withstand test pin connecting on the test board (9) on upper strata is positioned at the length of the voltage-withstand test pin connecting on the test board (9) of lower floor for long, the least significant end of the voltage-withstand test pin (8) connecting on four described test boards (9) is all in the same plane, in the below of described test board (9), be provided with a substrate (10), four described test boards (9) as a whole installation on described substrate (10), on described board (4), be also provided with down-feed screw (11), X-axis slide bar (12) and Y-axis slide bar (13), described substrate (10) and four described test boards (9) are done as a whole in described down-feed screw (11), under the effect of X-axis slide bar (12) and Y-axis slide bar (13), do lifting and move horizontally motion, so that the voltage-withstand test pin (8) on described voltage-withstand test head (7) contacts with the test fingers on transformer to be measured.
4. the low-frequency transformer automatic Synthesis test machine of controlling GROOVY data acquisition and analysis system based on PLC according to claim 3, it is characterized in that: four described test boards (9) are followed successively by the first test board (91) from top to bottom, the second test board (92), the 3rd test board (93) and the 4th test board (94), described the 4th test board (94) is fixedly installed on described substrate (10), described the 3rd test board (93) moves in Y direction by the stepper motor and the screw mandrel driving that are fixedly installed on described the 4th test board (94), described the second test board (92) moves in X-direction by the stepper motor driving being fixedly installed on described the 4th test board (94), described the first test board (91) moves in Y direction by the stepper motor and the screw mandrel driving that are arranged on described the 4th test board (94).
5. according to the low-frequency transformer automatic Synthesis test machine based on PLC control GROOVY data acquisition and analysis system described in claim 2 to 4 any one, it is characterized in that: the number of described voltage-withstand test head (7) is 12.
6. the low-frequency transformer automatic Synthesis test machine of controlling GROOVY data acquisition and analysis system based on PLC according to claim 1, it is characterized in that: described electric performance test mechanism comprises electric test seat (15), described electric test seat (15) is fixed on a sliding seat (16), described sliding seat (16) is slidably fitted on the slide rail (17) being arranged on described board (4), described electric test seat (15) comprises at least one electric test head (18), described electric test head (18) comprises the two clamping plates (20) that is driven closure and separated by electric cylinder (19), on described clamping plate (20), be provided with pin hole (21), on some described pin hole (21) therein, be provided with electric test pin (22), the position that is positioned at the electric test pin (22) on two described clamping plate (20) is relative, described electric test pin (22) is electrically connected to described tester (14), two described clamping plate (20) move in vertical direction by electric screw mandrel (23) driving being arranged in described sliding seat (16).
7. the low-frequency transformer automatic Synthesis test machine of controlling GROOVY data acquisition and analysis system based on PLC according to claim 2, it is characterized in that: described defective products ejecting mechanism is pen cylinder, described pen cylinder is arranged on the below of described voltage-withstand test head (7) and is positioned at the rear of described travelling belt (5).
8. the low-frequency transformer automatic Synthesis test machine of controlling GROOVY data acquisition and analysis system based on PLC according to claim 6, it is characterized in that: described defective products ejecting mechanism is pen cylinder, described pen cylinder is arranged on the below of described electric test head (18) and is positioned at the rear of described travelling belt (5).
9. the low-frequency transformer automatic Synthesis test machine of controlling GROOVY data acquisition and analysis system based on PLC according to claim 1, it is characterized in that: the side at described travelling belt (5) is also provided with transformer reshaping device, in the test bit of described voltage-withstand test mechanism and electric performance test mechanism, be provided with described transformer reshaping device, described transformer reshaping device comprises the X-axis propulsion cylinder (24) being arranged on described board (4), Y-axis integer cylinder (25) and be arranged on the reshaping frame of described X-axis propulsion cylinder (24) output terminal, described reshaping frame comprises lower clamping frame (26) and upper clamping frame (27), described lower clamping frame (26) and described upper clamping frame (27) are slidably matched, the output shaft of described Y-axis shaping cylinder (25) is fixedly connected with and drives described upper clamping frame (27) to move in Y direction with described upper clamping frame (27).
10. the low-frequency transformer automatic Synthesis test machine of controlling GROOVY data acquisition and analysis system based on PLC according to claim 1, it is characterized in that: in the test bit of described voltage-withstand test mechanism and electric performance test mechanism, be provided with described sorting baffle plate (6), in described main control computer (2), be also provided with communication module, described communication module communicates to connect by communication interface and network and peripheral control center.
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| CN201310752664.9A CN103713221B (en) | 2013-12-31 | 2013-12-31 | The low-frequency transformer automatic Synthesis test machine of GROOVY data acquisition and analysis system is controlled based on PLC |
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