CN102840934A - Change-over switch contact pressure detection equipment - Google Patents
Change-over switch contact pressure detection equipment Download PDFInfo
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- CN102840934A CN102840934A CN2012103193204A CN201210319320A CN102840934A CN 102840934 A CN102840934 A CN 102840934A CN 2012103193204 A CN2012103193204 A CN 2012103193204A CN 201210319320 A CN201210319320 A CN 201210319320A CN 102840934 A CN102840934 A CN 102840934A
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Abstract
The invention discloses change-over switch contact pressure detection equipment, which comprises a working table, a signal connecting device and a traction measuring device, wherein the working table is used for positioning and clamping a change-over switch; the signal connecting device is electrically connected with a wiring board of the change-over switch; and the traction measuring device is used for drawing a static contact of the change-over switch. By automatically positioning and clamping the change-over switch to be measured, the signal connecting device is connected with the change-over switch to switch on a detection loop; the traction measuring device is moved to draw the static contact of the change-over switch by a clamping jaw measuring assembly to separate the static contact from a movable contact so as to disconnect the detection loop; the numerical value of tension at the moment of disconnecting the loop, i.e., a detected pressure value of the contact of the change-over switch, is acquired through a data acquisition device; and compared with the prior art, the change-over switch contact pressure detection equipment is reliable in clamping, easy and safe to operate, high in degree of automation, low in labor intensity and high in measuring accuracy, the pressure of all contacts on one side of the change-over switch can be simultaneously detected, a measuring or pressure adjusting station can be converted through the rotary working table, and the working efficiency is greatly increased.
Description
Technical field
The present invention relates to technical field of measuring equipment, especially a kind of equipment that detects automatically controlled contacts of contactor pressure.
Background technology
Switch on the railway locomotive is to be used for changing the automatically controlled contactor of connecting the different controlling object in the circuit, and it is used for the switching of locomotive operation direction, perhaps is used for the switching between locomotive traction operating mode and the damped condition.Four switches are generally arranged on the diesel locomotive, and two are used to change the running status that locomotive advances and retreats, and two other is used to change the running status of locomotive traction and resistive braking.The contact system of switch is to be made up of the moving contact in several static contacts and the movable support; Moving contact component is made up of touch drum, soft line and the extension line that are fixed on the insulation drum; The insulation drum of moving contact is fixed on one and is provided with in the rotating shaft of handle, and the static contact assembly is formed by being fixed on the contact on the contact system seat, soft line and extension line; General dynamic and static contact is externally drawn through soft on line, terminal block, and the form of drawing is a Wiring type behind the plate; Moving contact realizes that along with rotating shaft rotates to diverse location circuit is switched on or switched off, to switch the Different control object.Its contact position, dynamic and static contact contact back has certain pressure, and this pressure is called contact pressure, and contact pressure increases the real contact area between the contact, and contact resistance reduces.Spring is housed on the static contact, so as to obtaining certain contact over travel and end pressure, thereby guarantees to have the good electrical contact performance between static contact contact and the moving contact.The not enough flow conductivity that can influence switch of contact pressure; Because dynamic and static contact contact is two contact series connection; If contact pressure is little, then the real contact area of contact reduces, and its functional reliability certainly will receive influence to a certain degree; Cause the electronic less stable of contact, so need regular detection contact pressure.The method that detects locomotive switch contact pressure at present is a manual detection, and this manual detection method is: pull the switch handle, moving contact and static contact closure is contacted; Clamp the both sides terminal block respectively with the multimeter chuck; With spring balance pulling static contact, leave the moment (observing) of moving contact when static contact and read the spring balance pulling force from the sudden change of multimeter contact resistance; With this pulling force as contactor spring pressure, i.e. contact pressure.There is following problem in this measuring method: 1. spring balance dynamometry precision can't guarantee, just approximate measure does not meet the transmission of quantity value requirement; 2. need artificial pulling, labour intensity is bigger, and has potential safety hazard; 3. need to measure one by one many group static contacts, inefficiency.
Summary of the invention
The purpose of this invention is to provide a kind of switch contact pressure checkout equipment, this switch contact pressure checkout equipment can solve that the prior art measuring accuracy is low, labour intensity is big and ineffective problem.
In order to address the above problem; The technical scheme that the present invention adopts is: this switch contact pressure checkout equipment; Comprise and be used for positioning and clamping and the worktable that rotates switch; With the signal connection device that the terminal block of said switch is electrically connected, the traction measurement mechanism of the said switch static contact of tractive; Said worktable top is provided with the rotary work panel; The below is provided with the positioning and fixing plate; Said positioning and fixing plate is fixedly installed on the frame; The gearing that drives said rotary work panel rotation is installed between said rotary work panel and the said positioning and fixing plate, and said gearing is connected with motor; Be connected with the locking device that is used to lock the rotary work panel on the said positioning and fixing plate, the table top of said rotary work panel is provided with the anchor clamps that compress switch; Said signal connection device is arranged at said positioning and fixing plate below; Said signal connection device has Connection Block; Said Connection Block is provided with driving cylinder, and said driving cylinder is connected with rotating shaft on being arranged at said Connection Block through crank connecting rod sliding block mechanism, is mounted with the conducting sheet in the said rotating shaft; Said conducting sheet is electrically connected with testing circuit, and said conducting sheet contacts the back and forms the detection loop with said terminal block; The jaw that said traction measurement mechanism is provided with the static contact that is used for the said switch of tractive and said detection loop is broken off is measured assembly; Said jaw is measured assembly has pulling force sensor; Said jaw is measured assembly and is installed on the measurement bearing; Said measurement bearing is driven by driving cylinder, and said measurement bearing is slidingly connected with the guide rail that is arranged on the guide rail bearing, and said guide rail bearing is fixedly installed in to be measured on the base.
In the above-mentioned switch contact pressure checkout equipment, technical scheme can also be more specifically: said Connection Block is connected with said frame with setting nut through adjusting screw(rod); On the said measurement bearing low speed cylinder is installed, said jaw is measured assembly and is provided with the measurement sliding bar, and the output shaft of said low speed cylinder is connected with said measurement sliding bar through flexible coupling.Said jaw is measured assembly and is included jaw; Said jaw is connected with the piston rod of jaw cylinder through connecting rod slider mechanism; Said jaw cylinder is fixed on the sensor Connection Block that said pulling force sensor is installed; Said sensor Connection Block is movably connected on the measuring head bearing, and said measuring head bearing is provided with the sliding bar that connects said sensor Connection Block and said flexible coupling.Said gearing includes driven wheel and follower gear, and said driven wheel and said follower gear are connected with a joggle, and the gear shaft of said driven wheel is connected with the output shaft of said motor; Said follower gear and said rotary work panel are located by connecting through seam; Said positioning and fixing plate is fixedly connected with the follower gear back-up ring, and said follower gear is movably connected between said follower gear back-up ring and the said positioning and fixing plate; Installed on the said rotary work panel in the table lock collar that positioning step is upwards arranged in week; Said locking device has the locking pull bar that is driven by power cylinder, and said locking pull bar is provided with the step end face that can compress said positioning step; Said anchor clamps include Work-sheet pressing assembly and locating piece, and each is organized said Work-sheet pressing assembly and has Work-sheet pressing piece, compact heap guide holder and Work-sheet pressing cylinder, and said Work-sheet pressing piece is connected with the output shaft of said Work-sheet pressing cylinder.Be provided with the wear-resisting circle that slides between said follower gear and the said positioning and fixing plate; The lower surface of said Work-sheet pressing piece is provided with wedge surface; The both sides of said locating piece are provided with wedge surface.
Owing to adopted technique scheme, the present invention compared with prior art has following beneficial effect:
1, automatic positioning and clamping switch to be measured is connected the conducting sheet of signal connection device and the terminal block of switch, forms and detects the loop; Moving the traction measurement mechanism makes jaw measure the static contact of assembly traction switch; Static contact is separated with moving contact, make and detect the loop disconnection, through data acquisition unit real time record loop resistance sudden change time point and pulling force sensor numerical value; Obtain this loop and break off the pulling force numerical value of moment, be the switch contact pressure value that is detected; Its clamping is reliable, simple to operate, safety, and automaticity is high, and labour intensity is low, and measuring accuracy is high.
2, can detect 6 groups of contact pressures of switch one side simultaneously, and the worktable of rotation can converted measurement, the pressure regulation station, work efficiency increases substantially.
Description of drawings
Fig. 1 is the outward appearance front view of the embodiment of the invention.
Fig. 2 is the outward appearance vertical view of the embodiment of the invention.
Fig. 3 is the cut-open view at A-A place among Fig. 2.
Fig. 4 is the vertical view of embodiment of the invention worktable.
Fig. 5 is the cut-open view at B-B place among Fig. 4.
Fig. 6 is the cut-open view at C-C place among Fig. 4.
Fig. 7 is the stereographic map of the signal connection device of the embodiment of the invention.
Fig. 8 is the front view of the traction measurement mechanism of the embodiment of the invention.
Fig. 9 is the vertical view of the traction measurement mechanism of the embodiment of the invention.
Figure 10 is the cut-open view at D-D place among Fig. 9.
Figure 11 is the cut-open view at E-E place among Fig. 9.
Figure 12 is the vertical view of the measuring head assembly of the embodiment of the invention.
Figure 13 is the cut-open view at F-F place among Figure 12.
Embodiment
Below in conjunction with accompanying drawing embodiment the present invention is made further detailed description:
Switch contact pressure checkout equipment shown in Figure 1 includes worktable, signal connection device and traction measurement mechanism three parts; Worktable is provided with the positioning and fixing plate 3 that is installed on the frame 1; The outside of frame 1 is equipped with the frame shrouding 2 that encloses; Signal connection device is arranged at positioning and fixing plate 3 belows and envelope is enclosed within 4 blocks of frame shroudings 2; Measure base 18 frame 1 other being equipped with, the periphery of measuring base 18 is equipped with base shrouding 17, and the upper end of measuring base 18 is fixed with the guide rail bearing 19 that straight ball-guide 21 has been installed; Slidely connect on the straight ball-guide 21 and measure bearing 15, measure also to be equipped with on the bearing 15 and measure guard shield 14 and cylinder guard shield 16.
To shown in Figure 6, positioning and fixing plate 3 tops are provided with rotary work panel 6 like Fig. 4, and the gearing that drives said rotary work panel 6 rotations is installed between rotary work panel 6 and the positioning and fixing plate 3, and gearing is connected with motor; Be connected with locking device on the positioning and fixing plate 3, the table top of rotary work panel 6 is provided with anchor clamps.In order to cooperate signal connection device; On rotary work panel 6 and positioning and fixing plate 3, offer and be connected fabrication hole 40; Switch is positioned on the rotary work panel 6, the terminal block of switch is connected with rack-mounted signal connection device from connecting fabrication hole 40; Use the anchor clamps positioning and clamping switch on the rotary work panel 6, can ensure measuring accuracy.Anchor clamps comprise locating piece 12, reference column 13 and the 4 groups of Work-sheet pressing assemblies that are arranged on connection fabrication hole 40 sides; Relative both sides connecting fabrication hole 40 are provided with two groups of Work-sheet pressing assemblies respectively; Two groups of Work-sheet pressing assemblies of the same side are provided with in opposite directions; Locating piece 12 is fixed in the wherein midway of two groups of Work-sheet pressing assemblies, and reference column 13 is fixed between other two groups of Work-sheet pressing assemblies; The length of locating piece 12 bottoms just is the distance between two fixing lug boss on the same cover plate of switch, and locating piece 12 symmetria bilateralis are provided with wedge surface and form up-small and down-big structure, so that aligned.The Work-sheet pressing assembly mainly is made up of Work-sheet pressing piece 11, compact heap guide holder 9, compact heap cover plate 10 and Work-sheet pressing cylinder 8; Work-sheet pressing cylinder 8 is installed on the rotary work panel 6 through Work-sheet pressing cylinder positioning seat 7; Work-sheet pressing piece 11 is connected with the piston rod of Work-sheet pressing cylinder 8 through slim cylinder connector, and Work-sheet pressing piece 11 compresses switch to be detected under the effect of Work-sheet pressing cylinder 8; The lower surface of Work-sheet pressing piece 11 is provided with wedge surface, and this wedge surface acts on the fixing lug boss on the switch cover plate under the state of locking workpiece, and switch is applied downward snap-in force and side direction snap-in force, thereby improves the reliability of positioning and clamping.Clamping cylinder shunt 41 is installed on rotary work panel 6, and clamping cylinder shunt 41 is connected with each Work-sheet pressing cylinder 8 respectively; Rotary work panel 6 is provided with tracheae fixed block 46 with positioning and fixing plate 3, and tracheae fixed block 46 lower ends are connected with tracheae orienting lug 45, tracheae is inserted tracheae fixed block 46 fixing backs from tracheae orienting lug 45 be connected with each cylinder.The lower surface of rotary work panel 6 is installed with table lock collar 5; Table lock collar 5 is a cylindrical sleeve; The lower end edge of this cylindrical sleeve circumferentially is provided with positioning step, and this positioning step and cylindrical sleeve are integral structure, and positioning step extends radially outwardly along cylindrical sleeve; Gearing is the follower gear 48 and driven wheel 54 that is arranged in the table lock collar 5; Follower gear 48 is connected with a joggle with driven wheel 54; The gear shaft 55 of driven wheel 54 is connected with motor through shaft coupling 56; Driven wheel 54 is fixed on the gear shaft 55 through nut, and gear shaft 55 is installed on the positioning and fixing plate 3 through bearing and bearing seat; Motor in the present embodiment adopts deceleration asynchronous machine 58, and deceleration asynchronous machine 58 is fixedly installed in positioning and fixing plate 3 belows through motor fixing seat 57.Follower gear back-up ring 47 is installed on the positioning and fixing plate 3, and follower gear 48 is movably connected between follower gear back-up ring 47 and the positioning and fixing plate 3.The wear-resisting circle 49 that slides is set between follower gear 48 and positioning and fixing plate 3; So that the rotation of follower gear 48 is more smooth and easy, among the embodiment, the wear-resisting circle 49 that slides embeds in the positioning and fixing plate 3; And be provided with vertical rib, the radial motion of restriction follower gear 48 in the outer end.Rotary work panel 6 is supported by follower gear 48, and follower gear 48 and rotary work panel 6 are located by connecting through seam; The lower surface of rotary work panel 6 offers pit, and the end face of follower gear 48 is provided with boss, and this boss embeds and realizes the location in the said pit.The locking device of present embodiment is the locking pull bar 4 that is driven by locking cylinder 42; Locking pull bar 4 is provided with the step end face that can compress table lock collar 5 positioning steps, and the lower end of locking pull bar 4 is connected through the piston rod of locking cylinder connector 51 with locking cylinder 42; When locking cylinder 42 drives locking pull bars 4 and moves downward to locking pull bar 4 step end faces and table lock collar 5 positioning steps to the state that compresses, rotary work panel 6 location that is locked; When 4 risings of locking pull bar, step end face breaks away from table lock collar 5 positioning steps, and rotary work panel 6 can rotate under the effect of deceleration asynchronous machine 58 and gearing, with handover measurement or adjustment spring station; On locking pull bar 4, table latch back-up ring 52 is installed below the positioning and fixing plate, jack-up rotary work panel 6 when avoiding locking pull bar 4 risings.On the positioning step of table lock collar 5, offer some breach of being convenient to dismounting locking pull bar 4.For guaranteeing the accuracy and the reliability of handover measurement station, positioning and fixing plate 3 is provided with optoelectronic switch 44, is fixed with rotary stopper piece 50 on rotary work panel 6 and the positioning and fixing plate 3.
Like Fig. 2, Fig. 3 and shown in Figure 7; Signal connection device is arranged at positioning and fixing plate 3 belows; Signal connection device has Connection Block 22, and Connection Block 22 is connected and fixed on the frame through adjusting screw(rod) and setting nut, and Connection Block 22 is provided with the connection spool 23 of Bundling conducting wire; Set up 2 connection rotating shafts 24 that laterally arrange through coupling shaft bearing 25 on the Connection Block 22, connect rotating shaft 24 and be installed on the Connection Block 22 through bearing, bearing cap 59 and support; Be provided with 6 pairs of symmetrically arranged conducting sheets 26 altogether in 2 connection rotating shafts 24; Every pair of conducting sheet 26 is connected with a testing circuit that electrically connects with data acquisition unit through lead respectively; Each conducting sheet 26 is fixed in the conducting sheet guide groove 27; Conducting sheet guide groove 27 is connected in through conducting sheet holder 28 and bolt and is connected in the rotating shaft 24, and conducting sheet 26 is provided with the conducting sheet guide pillar 60 perpendicular to conducting sheet 26, is arranged with conducting sheet holddown spring 61 on the conducting sheet guide pillar 60; Connection Block 22 is provided with driving cylinder, and this driving cylinder is slim cylinder 29, through crank connecting rod sliding block mechanism be connected rotating shaft 24 and be connected; Crank connecting rod sliding block mechanism comprise be connected with the piston rod of slim cylinder 29 be connected slide block 31, connect on the slide block 31 and be hinged with 2 connecting rods 33, every connects in the rotating shaft 24 and all is fixedly connected with connecting rod 34, connecting rod 34 is hinged with connecting rod 33; Connect optoelectronic induction sheet 62 and optoelectronic switch 63 are installed on the slide block 31; The solenoid valve 35 of controlling each cylinder is fixed on the frame through solenoid valve holder 37 with cylinder manifold 36, the locking cylinder shunt 38 that is communicated with locking cylinder 42 (referring to Fig. 6) through shunt fixed head 39 fixing with frame on.
Extremely shown in Figure 10 like Fig. 8; The traction measurement mechanism is provided with the static contact of 6 groups of tractive switches and breaks off the jaw measurement assembly 66 in said detection loop; Jaw is measured assembly 66 and is installed on the measurement bearing 15 that is driven by advance and retreat cylinder 78; The end of advance and retreat cylinder 78 is fixed on the advance and retreat cylinder support 80 through advance and retreat cylinder holder 79; Advance and retreat cylinder support 80 is installed on the guide rail bearing 19, and the front end of advance and retreat cylinder 78 is supported on the guide rail bearing 19 through cushion block 77, and advance and retreat cylinder 78 is connected through advance and retreat cylinder joints 76 with measurement bearing 15; Guide rail bearing 19 is provided with straight ball-guide 21; Measuring bearing 15 is slidingly connected through guide rail slide block 73 and straight ball-guide 21; End at guide rail bearing 19 contiguous worktable is equipped with guide rail guard shield web joint 64, and guide rail guard shield 65 is mounted on the guide rail guard shield web joint 64; One end of straight ball-guide 21 is provided with and is fixedly connected on the measurement limited block of measuring on the limited block bearing 74 75.Shown in figure 11, to measure on the bearing 15 optoelectronic induction sheet 81 is installed, optoelectronic switch 82 is installed on the guide rail bearing 19 through optoelectronic switch seat 83.As shown in Figure 8, detect the pulling force that moment is broken off in the loop in order accurately to measure, jaw is measured assembly 66 and is connected with low speed cylinder 69 through flexible coupling 68, and this low speed cylinder 69 makes tension variations very slow, thereby can satisfy the sensor response speed.Measure solenoid valve 71 and cylinder manifold 72 are installed on the bearing 15.Moving of low speed cylinder 69 by two throttle valve control flows; One is common throttling valve, realizes fast moving, and one for being exclusively used in the throttling valve that low speed cylinder 69 low speed move; Thereby reach the slow rising of pressure, satisfy the requirement of pulling force sensor 93 (referring to Figure 13) SF.
Like Figure 12 and shown in Figure 13; Jaw measurement assembly 66 includes a pair of jaw 84 and is articulated on the jaw holder 85; Jaw 84 is connected with the piston rod of jaw cylinder 91 through connecting rod slider mechanism, and this connecting rod slider mechanism comprises jaw connecting rod 86 and connecting rod slider 89, and the two ends of jaw connecting rod 86 are hinged with jaw 84 and connecting rod slider 89 respectively; Connecting rod slider 89 is connected in the piston rod external part of jaw cylinder 91 through jaw cylinder connector 90; Jaw cylinder 91 is fixed on the sensor Connection Block 92 that pulling force sensor 93 is installed, and pulling force sensor 93 electrically connects with jaw 84 and data acquisition unit, and sensor Connection Block 92 is movably connected on the measuring head bearing 96; Measuring head bearing 96 is provided with the sliding bar 94 that connects sensor Connection Block 92 and buffering joint 68; Measuring head bearing 96 is provided with sliding guide sleeve 95, and sliding bar 94 is slidingly matched with sliding guide sleeve 95, and the end in sliding guide sleeve 95 on measuring head bearing 96 is fixed with spline pressing plate 97 with nut; Optoelectronic switch 87 is installed on the jaw holder 85, optoelectronic induction sheet 88 is installed on the connecting rod slider 89.
During work, the locomotive switch is winched to the worktable top, behind switch aligning connection fabrication hole 40 through boom hoisting; Transfer to rotary work panel 6, through anchor clamps switch is compressed and be positioned on the rotary work panel 6, pull handle the moving contact of switch is connected with 6 pairs of static contacts of a side to be detected; Start slim cylinder 29 and promote to connect slide block 31 risings, conducting sheet 26 is moved inward, closely contact with 6 butted line plates of a switch side to be detected until 6 pairs of conducting sheets 26; Connect and detect the loop, 78 drivings of startup advance and retreat cylinder are measured bearing 15 and are moved to desired location to the switch direction, and jaw 84 stretches into from the both sides of static contact; Make jaw 84 be in the position that to hook static contact, start jaw cylinder 91, make two of jaw 84 crowd around and hook static contact and get final product; After 6 groups of jaws were measured assemblies 66 and crowded around and hook 6 static contacts of switch the same side, it was outside to drive 6 low speed cylinders 69, thereby each jaw 84 is pulled outwardly static contact; Make pulling force sensor 93 receive pulling force, implement to detect the function of pulling force, when static contact and moving contact disengaging; The detection loop is broken off, and data acquisition unit collection in real time and recorded and stored detect the numerical value of loop state and pulling force sensor in the said process, and data acquisition unit collects and detects the pulling force that moment is broken off in the loop; Draw final testing result through Computer Processing, computing machine contrasts the technical indicator of testing result and switch requirement, and demonstrates the contrast state; If there is contact not meet index; Unclamp locking device switch is turn 90 degrees,, turn 90 degrees again and get back to original measurement station to adjustment station adjustment static contact spring pressure; Carry out top similar detection, all qualified until this side contact pressure.The result is identified, preserves and printed by computing machine.After detect accomplishing the measurement operation of switch one side, the traction measurement mechanism resets with signal connection device, and worktable begins the handover measurement station, and driving locking cylinder 42 makes and respectively locks pull bar 4 and climb away table lock collar 5 simultaneously; Start deceleration asynchronous machine 58; Driven wheel 54 rotates; Follower gear 48 rotates under engagement, and 6 rotations of driven rotary working panel, when optoelectronic switch 44 induction rotary stopper pieces 50 arrival precalculated positions; Send signal and give control system, it is slack that rotary work panel 6 is measured the station position at another; Pull handle the moving contact rotation is contacted with 6 pairs of static contacts of opposite side, drive locking cylinder 42 once more, locking pull bar 4 is descended until locking table lock collar 5, after 6 lockings of rotary work panel, begin the opposite side of switch is measured operation; Measurement finishes, and traction measurement mechanism and signal connection device reset, and drives Work-sheet pressing cylinder 8 and makes each Work-sheet pressing piece 11 withdrawal, removes the clamping state that compresses of switch, will detect the switch of accomplishing with boom hoisting and upwards hang worktable, gets final product.
Claims (5)
1. switch contact pressure checkout equipment; It is characterized in that: comprise being used for positioning and clamping and the worktable that rotates switch; With the signal connection device that the terminal block of said switch is electrically connected, the traction measurement mechanism of the said switch static contact of tractive;
Said worktable top is provided with the rotary work panel; The below is provided with the positioning and fixing plate; Said positioning and fixing plate is fixedly installed on the frame; The gearing that drives said rotary work panel rotation is installed between said rotary work panel and the said positioning and fixing plate, and said gearing is connected with motor; Be connected with the locking device that is used to lock the rotary work panel on the said positioning and fixing plate, the table top of said rotary work panel is provided with the anchor clamps that compress switch;
Said signal connection device is arranged at said positioning and fixing plate below; Said signal connection device has Connection Block; Said Connection Block is provided with driving cylinder, and said driving cylinder is connected with rotating shaft on being arranged at said Connection Block through crank connecting rod sliding block mechanism, is mounted with the conducting sheet in the said rotating shaft; Said conducting sheet is electrically connected with testing circuit, and said conducting sheet contacts the back and forms the detection loop with said terminal block;
The jaw that said traction measurement mechanism is provided with the static contact that is used for the said switch of tractive and said detection loop is broken off is measured assembly; Said jaw is measured assembly has pulling force sensor; Said jaw is measured assembly and is installed on the measurement bearing; Said measurement bearing is driven by driving cylinder, and said measurement bearing is slidingly connected with the guide rail that is arranged on the guide rail bearing, and said guide rail bearing is fixedly installed in to be measured on the base.
2. switch contact pressure checkout equipment according to claim 1 is characterized in that: said Connection Block is connected with said frame with setting nut through adjusting screw(rod); On the said measurement bearing low speed cylinder is installed, said jaw is measured assembly and is provided with the measurement sliding bar, and the output shaft of said low speed cylinder is connected with said measurement sliding bar through flexible coupling.
3. switch contact pressure checkout equipment according to claim 2; It is characterized in that: said jaw is measured assembly and is included jaw; Said jaw is connected with the piston rod of jaw cylinder through connecting rod slider mechanism; Said jaw cylinder is fixed on the sensor Connection Block that said pulling force sensor is installed, and said sensor Connection Block is movably connected on the measuring head bearing, and said measuring head bearing is provided with the sliding bar that connects said sensor Connection Block and said flexible coupling.
4. according to claim 1,2 or 3 described switch contact pressure checkout equipments; It is characterized in that: said gearing includes driven wheel and follower gear; Said driven wheel and said follower gear are connected with a joggle, and the gear shaft of said driven wheel is connected with the output shaft of said motor; Said follower gear and said rotary work panel are located by connecting through seam; Said positioning and fixing plate is fixedly connected with the follower gear back-up ring, and said follower gear is movably connected between said follower gear back-up ring and the said positioning and fixing plate; Installed on the said rotary work panel in the table lock collar that positioning step is upwards arranged in week; Said locking device has the locking pull bar that is driven by power cylinder, and said locking pull bar is provided with the step end face that can compress said positioning step; Said anchor clamps include Work-sheet pressing assembly and locating piece, and each is organized said Work-sheet pressing assembly and has Work-sheet pressing piece, compact heap guide holder and Work-sheet pressing cylinder, and said Work-sheet pressing piece is connected with the output shaft of said Work-sheet pressing cylinder.
5. switch contact pressure checkout equipment according to claim 4 is characterized in that: be provided with the wear-resisting circle that slides between said follower gear and the said positioning and fixing plate; The lower surface of said Work-sheet pressing piece is provided with wedge surface; The both sides of said locating piece are provided with wedge surface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210319320.4A CN102840934B (en) | 2012-09-03 | 2012-09-03 | Change-over switch contact pressure detection equipment |
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|---|---|---|---|
| CN201210319320.4A CN102840934B (en) | 2012-09-03 | 2012-09-03 | Change-over switch contact pressure detection equipment |
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| CN102840934A true CN102840934A (en) | 2012-12-26 |
| CN102840934B CN102840934B (en) | 2014-07-23 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181439A (en) * | 2014-08-27 | 2014-12-03 | 深圳市宏之都科技有限公司 | Novel extension socket test device |
| CN105784248A (en) * | 2016-05-04 | 2016-07-20 | 德力西电气有限公司 | Moving contact terminal pressure detection mechanism |
| CN108957047A (en) * | 2018-08-24 | 2018-12-07 | 西南应用磁学研究所 | Micro-strip device test fixture |
| CN110455448A (en) * | 2019-09-16 | 2019-11-15 | 苏州工业职业技术学院 | A kind of door closer rotor torque automatic test machine |
| CN111928984A (en) * | 2020-05-29 | 2020-11-13 | 廊坊研领科技有限公司 | Plum blossom contact tensioning pressure measurement ware |
| CN112504529A (en) * | 2020-11-11 | 2021-03-16 | 上海平高天灵开关有限公司 | Force measuring device for main shaft assembly contact piece |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2072222U (en) * | 1990-08-01 | 1991-02-27 | 沈红强 | Contact pressure measurer |
| CN2186397Y (en) * | 1994-01-15 | 1994-12-28 | 黑龙江省哈尔滨新生开关厂 | Contact pressure admeasuring apparatus of indoor high-voltage separating switch |
| KR0138449B1 (en) * | 1994-11-30 | 1998-05-15 | 김태구 | Device for measuring the touch-pressure of push switch |
| CN201615812U (en) * | 2009-11-27 | 2010-10-27 | 佛山市顺德区永丰机电设备实业有限公司 | Contact pressure detection device of load switch contact |
| CN201724761U (en) * | 2010-04-28 | 2011-01-26 | 西安开天铁路牵引电器有限公司 | Contact pressure tester |
| CN202793653U (en) * | 2012-09-03 | 2013-03-13 | 柳州科路测量仪器有限责任公司 | Change-over switch contact pressure detecting device |
-
2012
- 2012-09-03 CN CN201210319320.4A patent/CN102840934B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2072222U (en) * | 1990-08-01 | 1991-02-27 | 沈红强 | Contact pressure measurer |
| CN2186397Y (en) * | 1994-01-15 | 1994-12-28 | 黑龙江省哈尔滨新生开关厂 | Contact pressure admeasuring apparatus of indoor high-voltage separating switch |
| KR0138449B1 (en) * | 1994-11-30 | 1998-05-15 | 김태구 | Device for measuring the touch-pressure of push switch |
| CN201615812U (en) * | 2009-11-27 | 2010-10-27 | 佛山市顺德区永丰机电设备实业有限公司 | Contact pressure detection device of load switch contact |
| CN201724761U (en) * | 2010-04-28 | 2011-01-26 | 西安开天铁路牵引电器有限公司 | Contact pressure tester |
| CN202793653U (en) * | 2012-09-03 | 2013-03-13 | 柳州科路测量仪器有限责任公司 | Change-over switch contact pressure detecting device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181439A (en) * | 2014-08-27 | 2014-12-03 | 深圳市宏之都科技有限公司 | Novel extension socket test device |
| CN104181439B (en) * | 2014-08-27 | 2017-08-08 | 深圳市宏之都科技有限公司 | A kind of socket experimental rig |
| CN105784248A (en) * | 2016-05-04 | 2016-07-20 | 德力西电气有限公司 | Moving contact terminal pressure detection mechanism |
| CN108957047A (en) * | 2018-08-24 | 2018-12-07 | 西南应用磁学研究所 | Micro-strip device test fixture |
| CN108957047B (en) * | 2018-08-24 | 2023-08-11 | 西南应用磁学研究所 | Microstrip device test fixture |
| CN110455448A (en) * | 2019-09-16 | 2019-11-15 | 苏州工业职业技术学院 | A kind of door closer rotor torque automatic test machine |
| CN110455448B (en) * | 2019-09-16 | 2024-05-24 | 苏州工业职业技术学院 | Automatic testing machine for rotor torque of door closer |
| CN111928984A (en) * | 2020-05-29 | 2020-11-13 | 廊坊研领科技有限公司 | Plum blossom contact tensioning pressure measurement ware |
| CN112504529A (en) * | 2020-11-11 | 2021-03-16 | 上海平高天灵开关有限公司 | Force measuring device for main shaft assembly contact piece |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102840934B (en) | 2014-07-23 |
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