CN2648455Y - Testing table for vacuum switch valve performance parameter - Google Patents
Testing table for vacuum switch valve performance parameter Download PDFInfo
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- CN2648455Y CN2648455Y CN 03249633 CN03249633U CN2648455Y CN 2648455 Y CN2648455 Y CN 2648455Y CN 03249633 CN03249633 CN 03249633 CN 03249633 U CN03249633 U CN 03249633U CN 2648455 Y CN2648455 Y CN 2648455Y
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Abstract
The utility model provides a test bench of vacuum switch tube performance parameter and relates to test equipment of electrical part performance parameter, which aims at solving the problem of the current test bench such as tedious testing operation, sizable error, low efficiency and low automatic degree. The test bench contains a tester (1) and a controller thereof; the tester is in telecom connection with a circuit resistance tester (3); the tester comprises a static end chuck (8) of a vacuum switch tube that is connected with the body, a follower end clamping mechanism, a pressure sensor and a load device in telecom connection with the pressure sensor. The utility model is characterized in that a computer (2) is in telecom connection with the tester and the circuit resistance tester, a lifting beam (19) of a lifting mechanism is arranged on the follower end clamping mechanism and in transmission connection with a motor (9) on the body, a pneumatic clamp (21) is connected with the lifting beam, is arranged at the upper part of the static end chuck and is communicated with a pressure gas source (43), a pressure head (42) is connected with the pneumatic clamp (21) and the pressure sensor. The utility model is applicable to testing the comprehensive performance parameter of the vacuum switch tube, such as self closing force, counterforce, circuit resistance, etc.
Description
Technical field
The utility model relates to the checkout equipment of appliance device, particularly detects the test board of vacuum switch tube performance parameter.
Background technology
Vacuum switch tube performance parameter test platform is used to measure the self-closing power of ceramic vacuum switching tube contact, the specified combination property parameter such as loop resistance of opening under the counter-force of following contact and the specified contact pressure.
Existing vacuum switch tube performance parameter test platform is made of testing machine, circuit resistance tester, control power supply three parts that telecommunications connects.Testing machine has the fixedly base of the quiet end of vacuum switch tube, and the pull bar that connects the moved end connects hoisting cross beam through pressure transducer, and the screw rod of erectting on hoisting cross beam and the support is screw thread and is in transmission connection, and is slidingly connected with the guide rod of erectting, and screw rod connects the driving handwheel.Current measurement terminal I+, the I-of circuit resistance tester links to each other with the strap of the dynamic and static end of vacuum switch tube respectively, and voltage measurement line U+, U-are through manually contacting the dynamic and static end of vacuum switch tube respectively with hand.The control power supply is mainly by the break-make of the power supply of relay control load instrument, self-closing force signal, the power supply of circuit resistance tester, and the load instrument is connected with pressure propagated sensation device telecommunications.Use above-mentioned vacuum switch tube performance parameter test platform, the quiet end of lower end that will be in the vacuum switch tube of self-closing state earlier loads a die, be fixed on the base of testing machine, moved end cover upper connecting rod with the upper end fixes vertically upward again, connect and start power supply, pilot lamp is bright when contact closure, with handwheel lentamente rotating screw bolt lift the moved end repeatedly up or down, when sound end contact has just drawn back in a flash, on the load instrument, indicate the self-closing power of vacuum switch tube contact.After testing the self-closing power of contact, write down reading when the front screw position of rule, be rotated further screw rod, make reach between the contact vacuum switch tube specified standard specified open apart from the time, the indicated value on the load instrument is the measured value of maximum counter-force.Then, pull bar on the vacuum switch tube moved end is taken off, and fix vacuum switch tube again, need manually the both positive and negative polarity of slotted line to be contacted respectively the moved end and the quiet end of vacuum switch tube with hand, rotate screw rod again and apply a specified pressure, start the loop resistance instrument and measure and show circuit resistance to vacuum switch tube.As mentioned above, there are the following problems for this testing machine: the performance parameter of (1) vacuum switch tube is measured complete in manually-operated, visual reading, and the measurement data error is bigger, and automaticity is not high.(2) operation is very inconvenient, the self-closing power of a vacuum switch tube of every survey and counter-force, three parameters of loop resistance, need twice clamping vacuum switch tube, operation in two steps just can be finished, when the mass detection vacuum switch tube, have that clamping is cumbersome, labor intensive and shortcomings such as material resources, inefficiency.
The utility model content
In view of above-mentioned, the purpose of this utility model is to provide a kind of simple to operate, measuring accuracy is high, efficient is high, automaticity is high vacuum switch tube performance parameter test platform.
The utility model adopts computer control on the basis of existing tester, testing machine adopts by the moved end clamping device of the pneumatic clamp of the hoisting cross beam of electronic elevating mechanism driving, pressure gas source driving and realizes its purpose.
Vacuum switch tube performance parameter test platform of the present utility model (referring to accompanying drawing), comprise testing machine (1) and controller thereof, testing machine is connected with circuit resistance tester (3) telecommunications, above-mentioned testing machine has the quiet end chuck (8) and the moved end clamping device of the vacuum switch tube that is connected with body, the load instrument that pressure transducer and telecommunications thereof connect, the computing machine (2) that is connected with circuit resistance tester telecommunications with testing machine is arranged, the moved end clamping device have with body on the elevating mechanism of the hoisting cross beam (19) that is in transmission connection of motor (9), the pneumatic clamp (21) that is connected and is positioned at quiet end chuck top and is communicated with pressure gas source (43) with hoisting cross beam is arranged, the pressure head (42) and the above-mentioned pressure transducer that are connected with pneumatic clamp are arranged.
The motor (9) that is connected with servo controller (11) telecommunications of above-mentioned elevating mechanism can be in transmission connection with the screw rod of erectting (13) through speed reduction unit (12), driving belt (15), screw rod and body are rotationally connected, above-mentioned hoisting cross beam (19) through nut (20) and screw rod be that screw thread is in transmission connection and with body on the guide rod (16) erect be slidingly connected.
Above-mentioned pneumatic clamp (21) can have the clamp cylinder, chuck mechanism, the finger-type cylinder, above-mentioned clamp cylinder (22) is the setting shape, be connected with hoisting cross beam (19) and be communicated with pressure gas source (43) through operation valve, the piston rod (28) that is connected with piston (27) in the clamp cylinder connects trapezoidal briquetting (29), above-mentioned chuck mechanism has the clamp plate (30) that is connected with clamp cylinder or hoisting cross beam, be hinged with symmetrical two levers (33) on the clamp plate, one end of two levers connect respectively relatively to chuck (28), the other end connects respectively and contacted push rod in the inclined-plane of trapezoidal briquetting (37) and the spring (35) that is connected with the clamp plate, above-mentioned finger-type cylinder (39) is positioned at the chuck back lower place and is connected with the clamp plate, the piston rod (41) that piston in the finger-type cylinder connects stretches to the place ahead, the finger-type cylinder is communicated with pressure gas source through operation valve, above-mentioned pressure head (42) be connected with the clamp plate and be positioned at quiet end chuck (8) directly over.
Can there be switching tube clamping device (51) at the rear of above-mentioned quiet end chuck (8), the switching tube clamping device has screw rod (55) that is rotationally connected with body and the handwheel (56) that is connected thereof, have through nut (60) and screw flight be in transmission connection and with body on the clamping crossbeam (57) that is slidingly connected of the guide pillar (53) erect, two clamping limbs (59) of the cantilever design that is rotationally connected on the clamping crossbeam are adjustable with slotted hole on the adjustable connecting rod (61) that clamping limb is hinged and screw (62) on the clamping crossbeam and are connected.
The clamping face of the inboard of above-mentioned chuck (38) can have flexible layer.
The communication port of above-mentioned circuit resistance tester (3) is connected with computer telecommunication respectively with communication port (64) on the testing machine (1), the voltage negative terminal of circuit resistance tester is connected with the telecommunications of electric current negative terminal with quiet end chuck (8), the voltage plus end is connected with piston rod (41) telecommunications of finger-type cylinder (39), the electric current plus end is connected with pressure head (42) telecommunications, and the finger-type cylinder is connected with pneumatic clamp (21) insulation.
The utility model has following advantage and effect compared with prior art.
One, testing machine of the present utility model adopts the moved end clamping device that is made of elevating mechanism and pneumatic clamp etc., under the control of computing machine, move, testing machine is reliable rapidly to the clamping of vacuum switch tube moved end during test, lift rapidly accurately, a clamping vacuum switch tube, just the self-closing power of energy measurement vacuum switch tube contact, counter-force and three performance parameters of loop resistance, measuring process is once finished, therefore only 1.5 minutes consuming time, have measuring accuracy height, efficient height, advantage that automaticity is high.
Two, hoisting cross beam of the present utility model adopts the elevating mechanism driving by the direct motor drive screw-and-nut mechanism of servo controller control, has to drive accurately, and transmission is accurate, advantage of simple structure.
Three, the utility model adopts by the clamp cylinder of operation valve control, the chuck mechanism of trapezoidal briquetting-lever construction, and test Telecommunication Lines and quiet end chuck, pressure head and the structure that the finger-type cylinder is connected have advantage of simple structure; Because the test Telecommunication Lines is direct and the sound end in contact of the vacuum switch tube of clamping on testing machine, avoid the people to be the measuring error that the engaged test line causes again, have the high advantage of measuring accuracy.The chuck mechanism of lever construction makes the folding distance between two chucks big, is suitable for the vacuum switch tube of clamping all size type.Because the chuck inner surface adopts flexible layer structure, when therefore lifting in the moved end of clamping vacuum switch tube, chuck can not scratch the surface, moved end, can not cause damage to the vacuum switch tube appearance.
Four, the bolt and nut transmission of switching tube clamping device of the present utility model, cantilever adjustable structure, convenient, the advantage of simple structure of positioning clamping when having clamping vacuum switch tube body.
The utility model is applicable to the self-closing power of test vacuum switch tube contact, the specified combination property parameter such as loop resistance of opening under the counter-force of contact down and the specified contact pressure.
Below, the utility model is further described to use embodiment and accompanying drawing thereof again.
Description of drawings
Fig. 1 is the structural representation of a kind of vacuum switch tube performance parameter test platform of the present utility model.Among the figure, heavy line shows electrical lead, and thick dot-and-dash line shows the gas adapter.
Fig. 2 is the vertical view that Fig. 1 removes the top board of body.
Fig. 3 is the structural representation of the switching tube clamping device among Fig. 1.
Fig. 4 is the structural representation of the pneumatic clamp among Fig. 1.
Embodiment
Embodiment 1
A kind of vacuum switch tube performance parameter test platform of the present utility model, as shown in drawings.Constitute by testing machine 1 and common computing machine 2, circuit resistance tester 3, load instrument etc.Above-mentioned testing machine is made of body, quiet end chuck, moved end clamping device, switching tube clamping device, controller etc.
Above-mentioned body referring to Fig. 1, by the support 4 of casing shape, is erect two door pillars 5 being connected support about 4 ends, the top board 6 that the door pillar upper end connects, is connected with support with top board and the door pillar cover is buckled in casing 7 formations.
Above-mentioned quiet end chuck 8 referring to Fig. 1, adopts common triangle chuck, is installed in the center of support 4 upper surfaces.
Above-mentioned moved end clamping device is made of elevating mechanism, pneumatic clamp, pressure head, pressure transducer etc.
Above-mentioned elevating mechanism referring to Fig. 1,2, is made of motor, screw rod, hoisting cross beam.Common motor 9 is installed in the support 4 and is electrically connected with common servo controller 11 with electrical lead 10, and is in transmission connection with common speed reduction unit 12.The door pillar 5 inboard screw rods of erectting of support 4 left parts are installed on support 4 and the top board 6 with bearing 14 at two ends about in the of 13.Screw rod adopts common ball-screw.The lower end of screw rod is stretched into support and is in transmission connection through driving belt 15 and speed reduction unit.Driving belt can adopt odontoid belt, and is disposing and the odontoid belt meshed gears respectively on the screw rod and on the power output shaft of speed reduction unit.Be fixedly mounted on support and the top board at the door pillar 5 inboard two ends up and down of the right part of support 4 and (represent among the figure) with screw rod parallel guide rod 16.The top of guide pillar is equipped with the common travel switch 18 that is electrically connected with multifunctional controller 17 in the support along guide pillar.The right-hand member hole of horizontal hoisting cross beam 19 of side's bar shaped and guide pillar are and are slidingly matched, and the hard-wired nut 20 of the left end of hoisting cross beam is the screw thread transmission with screw rod 13 and cooperates.
Above-mentioned pneumatic clamp 21 referring to Fig. 1,2,4, is connected with hoisting cross beam, is made of clamp cylinder, chuck mechanism, finger-type cylinder, pressure head, pressure gas source, operation valve etc.Clamp cylinder 22 adopts common pressure type air cylinder structure, be the setting shape, the upper end connects common pressure transducer and load instrument 25 with screw 23 through four-way union 24, fixedlys connected with hoisting cross beam 19 again, and pressure transducer and load instrument adopt the common structure that is combined into one.There is square base plate 26 lower end of clamp cylinder 22.The piston rod 28 that piston 27 in the clamp cylinder connects runs through base plate 26 and stretches out downwards, and fixedly connected being is inverted trapezoidal trapezoidal briquetting 29 in the lower end of piston rod.Two blocks of clamp plates 30 that are the ∏ word before and after above-mentioned chuck mechanism has, the upper end of clamp plate is connected with the base plate 26 of clamp cylinder with screw 23, also can be connected with hoisting cross beam.Medium position between two blocks of clamp plates connects the base plate 32 formation Main subrack that are connected the lower end with the vertical dividing plate 31 of two blocks of clamp plates again, and above-mentioned trapezoidal briquetting is contained in the Main subrack.Have between the two ends, the left and right sides of two blocks of clamp plates with respect to two tilting levers 33 about the center line symmetry of clamp cylinder 22.Two levers middle part is hinged with the register pin 34 perpendicular to the clamp plate respectively, fixedlys connected with two blocks of clamp plates respectively in the two ends of register pin.The upper end of lever is connected with an end of spring 35 with screw 23, and the other end of spring uses the pin 36 perpendicular to the clamp plate to be connected with the upper end of two blocks of clamp plates.Hinge push rod 37 between the register pin 34 of lever and screw 23, push rod are inwardly tiltedly stretched the through hole that runs through on the dividing plate 31 and are and are slidingly matched, and the push rod upper end contacts to be with the inclined-plane of trapezoidal briquetting 29 and is slidingly matched.About the lower end of two levers fixedly connected respectively be parallel to the clamp plate about two chucks 38, two chucks about should making perpendicular to the center line of clamp cylinder and relatively to, and be positioned at quiet end chuck 8 directly over.The clamping face of chuck 38 inboards is bonded with the flexible layer (not shown).Above-mentioned finger-type cylinder 39 is positioned at the back lower place of chuck 38 and perpendicular to the clamp plate.The finger-type cylinder is fixedly mounted on insulcrete 40 centers of bar shaped, with screw 23 insulcrete is fixedly connected on two lower ends about the clamp plate 30 at rear again and between two lower ends, thereby the finger-type cylinder is connected with pneumatic clamp insulation, and the piston rod 41 that the piston in the finger-type cylinder is connected stretches to the place ahead, the vertical and intersectant centerline of the center line of piston rod 41 and clamp cylinder 22.Above-mentioned pressure head 42 is short cylindrical shape, is fixedly connected on the center of base plate 32 downsides of above-mentioned Main subrack, should make in the design pressure head and quiet end chuck the two on same center line.Above-mentioned pressure gas source 43 adopts common helium pressure device.Above-mentioned operation valve is installed in support 4 right parts, and useful gas is taken over total air inlet solenoid valve 45 of 44 connection pressure gas sources, and total air inlet solenoid valve is communicated with finger-type cylinder solenoid valve 47 and clamp cylinder solenoid valve 48 through gas adapter, three-way connection 46 branches.Finger-type cylinder solenoid valve 47 is a two position three-way valve, takes over through gas to be communicated with finger-type cylinder 39, and the relief port is arranged.Clamp cylinder solenoid valve 48 is a two position three-way valve, takes over the upper cylinder half mouth 49 and the following cylinder mouth 50 of clamp cylinder 22 through gas to be communicated with.Above-mentioned total air inlet solenoid valve, three-way connection, finger-type cylinder solenoid valve, clamp cylinder solenoid valve are connected with multifunctional controller 17 through electrical lead 10.
Above-mentioned switching tube clamping device 51.Referring to Fig. 1,2,3, be positioned at the rear of quiet end chuck and moved end clamping device, constitute by last lower connecting plate, two guide pillars, screw rod, clamping crossbeam, clamping limb etc.Above-mentioned lower connecting plate 52 usefulness screws are fixedlyed connected with support 4, and two guide pillars 53 are setting and fixedly connected with lower connecting plate in the lower end, fixedly connected with upper junction plate 54 in the upper end.Above-mentioned screw rod 55 is positioned at the centre of lower connecting plate, and the lower end is with bearing and lower connecting plate and is rotationally connected, and the upper end is run through that upper junction plate protrudes upward and is with bearing and upper junction plate and is rotationally connected.The upper end of screw rod is installed with common handwheel 56.The rectangular slab that above-mentioned clamping crossbeam 57 is horizontal, about two stomidiums in sliding sleeve 58, two sliding sleeves about being respectively installed be sleeved on two guide pillars 53, periphery is with guide pillar and clamping limb 59 respectively and is slidingly matched in the sliding sleeve.The fixedly connected nut 60 of the central part of clamping crossbeam is the screw thread transmission with screw rod 55 and cooperates.About above-mentioned clamping limb 59 has two, respectively with the clamping crossbeam on about sliding sleeve 58 be fixedly connected into cantilever design, two clamping limbs all are the pole shape that bends inwards.Appropriate location, middle part in the clamping limb inboard, the outer end of the adjustable connecting rod 61 that is hinged, there is slotted hole the inner of adjustable connecting rod, runs through slotted hole with screw 62 and is connected with the clamping crossbeam.
Above-mentioned controller, referring to Fig. 1, multifunctional controller 17 that is installed in the common structure in the support and the servo controller 11 that is electrically connected with multifunctional controller through electrical lead 10 are arranged, and multifunctional controller is electrically connected with control strong 63 on the door pillar 5 that is installed in the right side through electrical lead.
Referring to Fig. 1, the communication port 64 of the communication port of above-mentioned circuit resistance tester 3 and the controller of above-mentioned testing machine is connected with computing machine 2 telecommunications through electrical lead 10 respectively, the voltage negative terminal of circuit resistance tester is connected with the telecommunications of electrical lead 10 with quiet end chuck with the electric current negative terminal, the voltage plus end is connected with piston rod 41 telecommunications of finger-type cylinder 39 with electrical lead 10, and the electric current plus end is connected with pressure head 42 telecommunications with electrical lead 10.
The vacuum switch tube performance parameter test platform of present embodiment adopts common computer control and record, the main interface function of computing machine: (1) test sampling module comprises: hardware parameter, online, off line, sensor, speed control window, testing program guide, customer parameter guide, testing program are selected, are demarcated, the linear correction; (2) data processing module comprises: file, open, deposit in addition, withdraw from, instrument, result calculate, the result checks, graphing capability, reporting printing.
Adopt the performance parameter of this test board test vacuum switch tube, vacuum switch tube 65 is setting, the quiet end of lower end is installed in the quiet end chuck 8.Rotate handwheel 56 together with screw rod 55, through 57 liftings of screw rod nut engaged 60 transmission clamping crossbeams, vertical adjustment clamping limb 59 is to the clip position of vacuum switch tube, rotate the clamping limb 59 about adjustable connecting rod 61 and while lateral rotation again, hold the body of vacuum switch tube relatively tightly to ground, use screw 62 stationary adjustable formula connecting rods again, the clamping limb about using grips vacuum switch tube.The operational computations machine 2 then, multifunctional controller 17 is through servo controller 11 control motor 9, rotate through speed reduction unit 12, driving belt 15 drive screws 13, do elevating movement through driving hoisting cross beam 19 along screw rod 13 and guide rod 16 again, make the chuck 38 that is installed in the pneumatic clamp 21 on the hoisting cross beam move to the moved end portion of vacuum switch tube 65 with screw flight transmission nut engaged 20.This moment, pressure gas source 43 was through always air inlet solenoid valve 45, three-way connection 46 are delivered to clamp cylinder solenoid valve 48, finger-type cylinder solenoid valve 47 front ends with air feed.The moved end and the quiet end of vacuum switch tube are connected with the both positive and negative polarity of electric signal measurement line respectively.
When self-closing power of testing vacuum switch tube and counter-force, 48 work of clamp cylinder solenoid valve, through upper cylinder half mouth 49 to the upper cylinder half chamber of clamp cylinder 22 air feed, piston 27 in the driving clamp cylinder is together with piston rod 28, trapezoidal briquetting 29 is descending, trapezoidal briquetting promotes push rod 37 and outwards tiltedly stretches, about lever 33 respectively counterclockwise and clockwise rotate around register pin 34, about 38 out movements of two chucks, clip the moved end of vacuum beginning pipe 65, actuating motor 9, through speed reduction unit 12, driving belt 15, screw rod 13 nuts 20 drive hoisting cross beam 19 and rise together with pneumatic clamp 21, lift the moved end of vacuum switch tube, and it lifts power and obtains on pressure transducer and load instrument 25.Because the moved end of vacuum switch tube is connected with the static contact electric signal with moving contact respectively with quiet end, lift when making the instantaneous separation of moving contact for the first time, from the self-closing power between load instrument acquisition vacuum switch tube dynamic/static contact; Further lift for the second time to dynamic/static contact specified open apart from the time, obtain maximum counter-force between the vacuum switch tube dynamic/static contact from the load instrument.
Then, can test the loop resistance of vacuum switch tube, handle motor 9 inverted runnings, through speed reduction unit 12, driving belt 15, it is descending together with pneumatic clamp 21 that screw rod 13 nuts 20 drive hoisting cross beams 19, the dynamic/static contact closure is also dragged the level pressure power that adds, at this moment, 47 work of finger-type cylinder solenoid valve, to finger-type cylinder 39 air feed, drive piston in the finger-type cylinder together with piston rod 41 to protracting and closely contacting the trailing flank of the moved end of vacuum switch tube 65, thereby the voltage plus end of moved end and circuit resistance tester 3 is connected, started circuit resistance tester, obtain the loop resistance of vacuum switch tube from circuit resistance tester.
After measurement was finished, finger-type cylinder 39 was through 47 releases of finger-type cylinder solenoid valve, and piston retreats again together with piston rod 41 and draws.The cylinder mouth is to the following cylinder chamber of clamp cylinder 22 air feed under clamp cylinder solenoid valve 48 warps, the piston 27 that drives in the clamp cylinder is up together with piston rod 28, trapezoidal briquetting 29, under spring 35 effects, about lever 33 respectively clockwise and rotate counterclockwise around register pin 34, about 38 counter motions of two chucks separate and to reset, discharge the moved end of the vacuum beginning pipe 66 of clamping, simultaneously, about lever in contract and reset.Motor 9 counter-rotatings drive hoisting cross beam 19 through speed reduction unit 12, driving belt 15, screw rod 13 nuts 20 and reset together with pneumatic clamp 21 risings.The screw 63 of the adjustable connecting rod 61 of trip switch tube grip mechanism 51, the clamping limb 59 about rotation discharges the clamping to vacuum switch tube 65 bodys.Testing machine resets, and this test stand resets.
The rising or falling speed scope of the hoisting cross beam of present embodiment is 0.1-500mm/min, stepless setting.The clamping range of chuck is profile φ 9-φ 40mm, length 15-60mm, can test the vacuum switch tube of all kinds size.
Claims (8)
1, a kind of vacuum switch tube performance parameter test platform, comprise testing machine (1) and controller thereof, testing machine is connected with circuit resistance tester (3) telecommunications, above-mentioned testing machine has the quiet end chuck (8) and the moved end clamping device of the vacuum switch tube that is connected with body, the load instrument that pressure transducer and telecommunications thereof connect, it is characterized in that having the computing machine (2) that is connected with circuit resistance tester telecommunications with testing machine, the moved end clamping device have with body on the elevating mechanism of the hoisting cross beam (19) that is in transmission connection of motor (9), the pneumatic clamp (21) that is connected and is positioned at quiet end chuck top and is communicated with pressure gas source (43) with hoisting cross beam is arranged, the pressure head (42) and the above-mentioned pressure transducer that are connected with pneumatic clamp are arranged.
2, vacuum switch tube performance parameter test platform according to claim 1, the motor (9) that is connected with servo controller (11) telecommunications that it is characterized in that said elevating mechanism is in transmission connection with the screw rod of erectting (13) through speed reduction unit (12), driving belt (15), screw rod and body are rotationally connected, said hoisting cross beam (19) through nut (20) and screw rod be that screw thread is in transmission connection and with body on the guide rod (16) erect be slidingly connected.
3, vacuum switch tube performance parameter test platform according to claim 1 and 2, it is characterized in that said pneumatic clamp (21) has the clamp cylinder, chuck mechanism, the finger-type cylinder, above-mentioned clamp cylinder (22) is the setting shape, be connected with hoisting cross beam (19) and be communicated with pressure gas source (43) through operation valve, the piston rod (28) that is connected with piston (27) in the clamp cylinder connects trapezoidal briquetting (29), above-mentioned chuck mechanism has the clamp plate (30) that is connected with clamp cylinder or hoisting cross beam, be hinged with symmetrical two levers (33) on the clamp plate, one end of two levers connect respectively relatively to chuck (28), the other end connects respectively and contacted push rod in the inclined-plane of trapezoidal briquetting (37) and the spring (35) that is connected with the clamp plate, above-mentioned finger-type cylinder (39) is positioned at the chuck back lower place and is connected with the clamp plate, the piston rod (41) that piston in the finger-type cylinder connects stretches to the place ahead, the finger-type cylinder is communicated with pressure gas source through operation valve, said pressure head (42) be connected with the clamp plate and be positioned at quiet end chuck (8) directly over.
4, vacuum switch tube performance parameter test platform according to claim 1 and 2, there is switching tube clamping device (51) at the rear that it is characterized in that said quiet end chuck (8), the switching tube clamping device has screw rod (55) that is rotationally connected with body and the handwheel (56) that is connected thereof, have through nut (60) and screw flight be in transmission connection and with body on the clamping crossbeam (57) that is slidingly connected of the guide pillar (53) erect, two clamping limbs (59) of the cantilever design that is rotationally connected on the clamping crossbeam are adjustable with slotted hole on the adjustable connecting rod (61) that clamping limb is hinged and screw (62) on the clamping crossbeam and are connected.
5, vacuum switch tube performance parameter test platform according to claim 3, there is switching tube clamping device (51) at the rear that it is characterized in that said quiet end chuck (8), the switching tube clamping device has screw rod (55) that is rotationally connected with body and the handwheel (56) that is connected thereof, have through nut (60) and screw flight be in transmission connection and with body on the clamping crossbeam (57) that is slidingly connected of the guide pillar (53) erect, two clamping limbs (59) of the cantilever design that is rotationally connected on the clamping crossbeam are adjustable with slotted hole on the adjustable connecting rod (61) that clamping limb is hinged and screw (62) on the clamping crossbeam and are connected.
6, vacuum switch tube performance parameter test platform according to claim 3 is characterized in that the clamping face of the inboard of said chuck (38) has flexible layer.
7, vacuum switch tube performance parameter test platform according to claim 3, it is characterized in that the communication port of said circuit resistance tester (3) is connected with computer telecommunication respectively with communication port (64) on the testing machine (1), the voltage negative terminal of circuit resistance tester is connected with the telecommunications of electric current negative terminal with quiet end chuck (8), the voltage plus end is connected with piston rod (41) telecommunications of finger-type cylinder (39), the electric current plus end is connected with pressure head (42) telecommunications, and the finger-type cylinder is connected with pneumatic clamp (21) insulation.
8, vacuum switch tube performance parameter test platform according to claim 5, it is characterized in that the communication port of said circuit resistance tester (3) is connected with computer telecommunication respectively with communication port (64) on the testing machine (1), the voltage negative terminal of circuit resistance tester is connected with the telecommunications of electric current negative terminal with quiet end chuck (8), the voltage plus end is connected with piston rod (41) telecommunications of finger-type cylinder (39), the electric current plus end is connected with pressure head (42) telecommunications, and the finger-type cylinder is connected with pneumatic clamp (21) insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03249633 CN2648455Y (en) | 2003-07-22 | 2003-07-22 | Testing table for vacuum switch valve performance parameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03249633 CN2648455Y (en) | 2003-07-22 | 2003-07-22 | Testing table for vacuum switch valve performance parameter |
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| CN2648455Y true CN2648455Y (en) | 2004-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 03249633 Expired - Lifetime CN2648455Y (en) | 2003-07-22 | 2003-07-22 | Testing table for vacuum switch valve performance parameter |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100432690C (en) * | 2006-01-25 | 2008-11-12 | 天津市百利电气有限公司 | Integrated test bench for creepage breaker |
| CN107689305A (en) * | 2017-09-28 | 2018-02-13 | 上海宏力达信息技术股份有限公司 | Intelligent switch automatic testing stand |
| TWI631352B (en) * | 2016-08-02 | 2018-08-01 | 旺矽科技股份有限公司 | Measuring system |
| CN109917157A (en) * | 2017-12-13 | 2019-06-21 | 清华四川能源互联网研究院 | A kind of Auto-Test System of wireless charging system |
| CN112992604A (en) * | 2021-02-24 | 2021-06-18 | 江西昌柘伟业航空装备技术有限公司 | Aviation relay contact state testing method |
-
2003
- 2003-07-22 CN CN 03249633 patent/CN2648455Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100432690C (en) * | 2006-01-25 | 2008-11-12 | 天津市百利电气有限公司 | Integrated test bench for creepage breaker |
| TWI631352B (en) * | 2016-08-02 | 2018-08-01 | 旺矽科技股份有限公司 | Measuring system |
| CN107689305A (en) * | 2017-09-28 | 2018-02-13 | 上海宏力达信息技术股份有限公司 | Intelligent switch automatic testing stand |
| CN107689305B (en) * | 2017-09-28 | 2020-01-14 | 上海宏力达信息技术股份有限公司 | Intelligent switch automatic test bench |
| CN109917157A (en) * | 2017-12-13 | 2019-06-21 | 清华四川能源互联网研究院 | A kind of Auto-Test System of wireless charging system |
| CN112992604A (en) * | 2021-02-24 | 2021-06-18 | 江西昌柘伟业航空装备技术有限公司 | Aviation relay contact state testing method |
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