CN102538635B - Axial clearance detection device for electromagnetic relay and using method - Google Patents
Axial clearance detection device for electromagnetic relay and using method Download PDFInfo
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- CN102538635B CN102538635B CN201010590421.6A CN201010590421A CN102538635B CN 102538635 B CN102538635 B CN 102538635B CN 201010590421 A CN201010590421 A CN 201010590421A CN 102538635 B CN102538635 B CN 102538635B
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Abstract
The present invention is axial clearance detection device for electromagnetic relay and using method, and this device clamping mechanism is installed in controller perturbation mechanism, is positioned at below dial gauge.The jacking block bottom of clamping mechanism is in seat board bottom surface, top and stretches out in the middle part of cover plate.Cover plate is stretched out in rotating two briquetting upper ends, lower end has spring to connect, and the slide block the inner that can laterally slide is butted on 2 briquetting lower end outside.The spring base that the locating piece of controller perturbation mechanism and the mesopore insertion power spring of base plate are connected and push rod, rotating depression bar the inner is in bottom spring base, outer end is stretched out.The using method of this device is: push two slide block outer ends and oppress two briquetting upper ends and open, put into be measured; Slide block unclamps, briquetting upper end closes up to be measured of clamping.Dial gauge is regulated to make gauge outfit bottom be pushed by armature, move to bottom, now reading zero; Pressing lever outer end, jacking block pushes up armature, now the end play of dial gauge reading and to be measured.The present invention is simple to operate, and top power is unified, quick and precisely.
Description
(1) technical field
The present invention relates to electromagnetic relay detection technique, be specially a kind of axial clearance detection device for electromagnetic relay and using method.
(2) background technology
Electromagnetic relay relies on the electromagnetic force of electromagnetic system to produce action, and wherein armature is moving component, and after coil energization, electromagnetic attraction makes armature rotate, and is with moving contact action.Armature is rotatably installed on axle, and the upper and lower side of axle is then installed on sheet and a support.; Armature and prop up up and down between sheet, support and there is end play, armature is swayed in process and there is uncontrollable axial float, the size of this shifting amount has larger impact to the stability of relay parameter and anti-shake performance etc.
Therefore be one of the important test item in relay assembling to the detection of electromagnetic relay end play.But there is no the equipment of special measurement electromagnetic relay end play at present, operator's hand of manual inspection stirs the upper and lower play of armature, the size of end play is roughly judged by means of feel, experience, if the strength pushing armature is excessive, easily make supporting structure be out of shape, the artificial end play that increases causes waste product; Or insert between armature and the end play of propping up sheet with gap pad, roughly judge end play size.Two kinds of methods all can only roughly judge end play size, and error is large, and human factor impact is large, and need veteran operator, detection efficiency is also lower.
The special purpose device of design electromagnetic relay end play, solves the accurate detection of end play, is the prerequisite improving electromagnetic relay quality.
(3) summary of the invention
The object of the invention is to design a kind of axial clearance detection device for electromagnetic relay and using method, special clamping mechanism fixes the support of armature part of electromagnetic relay to be measured, the suitable elastic force of controller perturbation mechanism makes armature move axially, and armature amount of movement measured by dial gauge.
The axial clearance detection device for electromagnetic relay of the present invention's design comprises base, dial gauge, clamping mechanism and controller perturbation mechanism.Dial gauge fixed mount bottom is installed on base, dial gauge adjustable ground is installed on fixed mount, gauge outfit vertically downward, controller perturbation mechanism is installed on base, and clamping mechanism is installed in controller perturbation mechanism, is positioned at below dial gauge gauge outfit, and clamping mechanism can take off independent operation easily.
Clamping mechanism comprises seat board, cover plate, slide block, briquetting and jacking block, and jacking block bottom is in the center pit of seat board bottom surface, top is stretched out slightly in the middle part of cover plate.Below cover plate, the jacking block left and right sides is provided with the briquetting rotating shaft of two levels, and porose in the middle part of briquetting, two briquetting rotating shafts penetrate rotatably the hole in the middle part of two briquettings respectively, and the cover plate of the jacking block left and right sides has 2 symmetrical briquetting holes, and briquetting hole is stretched out in 2 briquetting upper ends.2 briquetting lower end phase mutual springs connect.Briquetting, spring are all in the central through hole of jacking block.Outside the left and right of 2 briquettings, have 2 vertical register pins, up and down two ends to be fixed on seat board and cover plate, its center has kidney-shaped chute, and outside the left and right that two slide blocks are positioned at 2 briquettings, register pin is inserted in its kidney-shaped chute.Be backing plate below slide block, keep slide block level, the inner of slide block is butted on the lateral surface of 2 briquetting lower ends, and the outer end of slide block is stretched out outside the width of cover plate and seat board.When not stressing, two briquetting upper ends are relative, spacing is less than to be measured external diameter; The outer end of inside pushing two slide block, slide block oppresses the lower end of two briquettings, makes two briquettings around briquetting axis of rotation, and two briquetting the first half are opened to both sides, the spacing of upper end is greater than to be measured external diameter, conveniently put into be measured, and to be measured is placed on jacking block.Slide block unclamps, spring top dynamic pressure block reset, and briquetting upper end closes up, clamping UUT.
Described jacking block is divided into jacking block and lower jacking block, lower jacking block center is U-lag, briquetting, spring are all in the U-lag of lower jacking block, upper jacking block bottom surface connects with lower jacking block, before and after upper jacking block top is divided into, relative two panels slightly stretches out cover plate, the spacing of two panels is greater than the width of to be measured support, is less than the width of armature, and 2, the front and back of upper jacking block can push armature in the front and back side direction of to be measured support.Before or after bottom upper jacking block, side extends, stretches out clamping mechanism, as adjusting handle, so that the position of jacking block in manual adjustments.
Described backing plate also has fixed head, to make both cover plate and seat board level and to keep suitable distance.
The oriented projecting inward pressure tooth of one side that described briquetting upper end is relative, when briquetting upper end closes up, during clamping UUT, pressure tooth is pressed on a sheet of to be measured, locks to be measured, makes it more to stablize.
Controller perturbation mechanism comprises locating piece, base plate, depression bar, power spring and push rod, locating piece is placed on base plate, there is relative mesopore at the two middle part, the mesopore of base plate is less than the mesopore of locating piece, lower diameter outside spring base is less than top and forms step, and spring base bottom is inserted in the mesopore of base plate, upper shelf in the soleplate on hole, be in the mesopore of locating piece, spring base is power spring and push rod, power spring linking springs seat and push rod.Push rod top is mutually neat with locating piece surface.Base plate has the pressure shaft of level, porose in the middle part of depression bar, pressure shaft penetrates rotatably the hole of depression bar, and depression bar the inner is in bottom spring base, and depression bar outer end is stretched out outside base plate and locating piece.The seat board of clamping mechanism is positioned in the locating slot of the locating piece of controller perturbation mechanism, the push rod top of controller perturbation mechanism is in immediately below the jacking block of clamping mechanism, and namely the centerline of the push rod of the jacking block of clamping mechanism and controller perturbation mechanism, power spring, spring base is on same straight line.
Clamping mechanism can be fixed on above controller perturbation mechanism the two and to become to be integrated, or clamping mechanism and controller perturbation mechanism are 2 individual components cooperatively interacted.
When clamping mechanism and controller perturbation mechanism are the individual components matched, controller perturbation mechanism locating piece upper surface has locating slot, the shape of locating slot matches with the seat board of clamping mechanism, locating slot be gap, the seat board being convenient to clamping mechanism slips in locating slot.The bolt that locating slot side has level to screw in, the seat board of clamping mechanism loads after in locating slot, screws in bolt, makes it bottom and is butted on seat board thus fixing clamping mechanism.
The base plate of controller perturbation mechanism is fixed on base.
Dial gauge fixed mount has vertical support frame that is rotatable and that move up and down, and horizontal stand is installed on vertical support frame top movably, and dial gauge is installed on horizontal stand one end.Vertical support frame and horizontal stand respectively have lock nut to lock.By the rotation of vertical support frame with move up and down, moving horizontally of horizontal stand, dial gauge gauge outfit can be made easily to aim to be measured armature, namely lock by lock nut after adjustment.
In order to be applicable to different relay electro-magnetic system parts, this axial clearance detection device for electromagnetic relay can be designed to horizontal direction and measure, namely dial gauge level is installed on base, its gauge outfit level is towards the clamping mechanism of side, clamping mechanism and controller perturbation mechanism are all installed on base, and the centerline of the jacking block of clamping mechanism and the push rod of controller perturbation mechanism, power spring, spring base is on same level line.
The using method of axial clearance detection device for electromagnetic relay of the present invention is as follows:
I, inwardly push the outer end of clamping mechanism two slide block, slide block oppresses the lower end of two briquettings, makes two briquettings around briquetting axis of rotation, and two briquetting the first half are opened to both sides, and to be measured is placed on the jacking block of clamping mechanism cover plate central simultaneously.Unclamp slide block, spring top dynamic pressure block reset, briquetting upper end closes up, and clamps to be measured;
II, regulate dial gauge fixed mount, make the gauge outfit bottom of dial gauge touch the armature upper end of to be measured, rely on dial gauge gauge outfit elastic force to be pushed by armature, make it to move to bottom, now the reading of dial gauge is made zero;
III, the outer end of controller perturbation mechanism depression bar is pressed, power spring is upwards compressed in its inner, power spring axial force upwards passes to the jacking block of clamping mechanism through push rod, jacking block pushes up armature lower end, armature moves up, its upper end pushes dial gauge gauge outfit, now the end play numerical value of dial gauge reading and to be measured.
The advantage of axial clearance detection device for electromagnetic relay of the present invention and using method is: 1, clamping mechanism volume is little, simple to operate, relies on spring force can lock miniature to be measured easily and reliably; 2, controller perturbation mechanism relies on power spring transition top power, and its spring force is satisfied pushes armature, but is less than the power that supporting structure is out of shape.Batch detection, top power is unified, ensures that testing process affects without human factor, fast and accurately; 3, adopt widely used dial gauge, convenient reading is accurate; 4, detect simple to operate, operating personnel, without the need to special experience, are easy to apply.
(4) accompanying drawing explanation
Fig. 1 is this axial clearance detection device for electromagnetic relay embodiment 1 one-piece construction schematic diagram;
Fig. 2 is that to be measured of electromagnetic relay electromagnetic system amplification axle measures intention;
Fig. 3 is electromagnetic relay electromagnetic system to be measured structure for amplifying schematic front view;
Fig. 4 is clamping mechanism axonometric drawing in this axial clearance detection device for electromagnetic relay embodiment 1;
Fig. 5 is Fig. 4 clamping mechanism front elevation;
Fig. 6 is the A-A sectional view of Fig. 5;
Fig. 7 is Fig. 4 clamping mechanism vertical view;
Fig. 8 is Fig. 1 Elastic control gear structural representation;
Fig. 9 is Fig. 1 Elastic control gear schematic top plan view;
Figure 10 is the dial gauge fixed rack structure schematic diagram in Fig. 1;
Figure 11 is this axial clearance detection device for electromagnetic relay embodiment 2 structure front elevational schematic;
Figure 12 is this axial clearance detection device for electromagnetic relay embodiment 2 structure schematic top plan view.
Figure internal label is: 00, to be measured, 01, support, 02, armature, 03, prop up sheet, 04, little axle, 1, base, 11, support installing cylinder, 21, vertical support frame, 211, lower lock nut, 22, horizontal stand, 221, upper lock nut, 2, dial gauge, 3, clamping mechanism, 31, seat board, 32, backing plate, 33, fixed head, 34, slide block, 341, register pin, 35, upper jacking block, 351, upper jacking block adjusting handle, 36, cover plate, 37, briquetting, 371, spring, 372, briquetting rotating shaft, 38, lower jacking block, 4, controller perturbation mechanism, 41, base plate, 42, depression bar, 43, power spring seat, 44, power spring, 441, power spring adjusting bolt, 45, push rod, 46, locating piece, 461, bolt.
(5) embodiment
Axial clearance detection device for electromagnetic relay embodiment 1
This axial clearance detection device for electromagnetic relay embodiment 1 comprises base 1, dial gauge 2, clamping mechanism 3 and controller perturbation mechanism 4 as shown in Figure 1.
Dial gauge fixed mount as shown in Figure 10, includes vertical support frame 21, horizontal stand 22.Base 1 is fixed with support installing cylinder 11, vertical support frame 21 lower end is inserted in mounting cylinder 11, and vertical support frame 21 can move up and down or rotate in mounting cylinder 11, mounting cylinder 11 has lower lock nut 211, after vertical support frame 21 regulates, lower lock nut 211 can by its locking positioning.There is mounting hole vertical support frame 21 upper end, and horizontal stand 22 is inserted in this mounting hole, can move horizontally, and there is upper lock nut 221 vertical support frame 21 upper end, and after horizontal stand 21 regulates, upper lock nut 221 can by its locking positioning.Dial gauge 2 is installed on horizontal stand 22 one end, and gauge outfit vertically downward.
Controller perturbation mechanism 4 is installed on base 1, and clamping mechanism 3 is installed in controller perturbation mechanism 4, is positioned at below the gauge outfit of dial gauge 2.
This pick-up unit is the armature component for detecting electromagnetic relay electromagnetic system, the structure of to be measured 00 as shown in Figure 2,3, armature 02 is installed on little axle 04, can rotate around little axle 04, little axle be fixed on for 04 time support 01, on be fixed on sheet 03, there is gap between armature 02 upper and lower side and sheet 03, support 01, inevitably play vertically in armature 02 rotation process, this i.e. the end play of to be measured 00.
Clamping mechanism, as shown in Fig. 4 to 7, comprises seat board 31, cover plate 36, slide block 34, briquetting 37 and jacking block, described seat board 31 is followed successively by backing plate 32, fixed head 33 and cover plate 36, both cover plate 36 and seat board 31 level and keep suitable distance.
Described jacking block is divided into jacking block 35 and lower jacking block 38, lower jacking block 38 is U-shaped, the bottom of U-shaped is in the central through hole of seat board 31, its 2 arm is through the backing plate 32 on seat board 31 and fixed head 33, lower jacking block 38 both arms upper end connects with upper jacking block 35 bottom surface, before and after upper jacking block 35 top is divided into, relative two panels slightly stretches out cover plate 36, the spacing of two panels is greater than the width of to be measured 00 support 01, is less than the width of armature 02, and the front and back bottom upper jacking block 35 respectively have adjusting handle 35 to stretch out the front and back sides of clamping mechanism 3.
Below cover plate 36, upper jacking block 35 left and right sides is provided with the briquetting rotating shaft 372 of two levels, porose in the middle part of briquetting 37, two briquetting rotating shafts 372 penetrate rotatably the hole in the middle part of 2 briquettings 37 respectively, cover plate 36 has 2 symmetrical briquetting holes in upper jacking block 35 left and right sides, briquetting hole is stretched out in 2 briquetting 37 upper ends.2 briquetting 37 lower ends have spring 371 to be interconnected.Briquetting 37, spring 371 are all between the U-shaped two-arm of lower jacking block 38.Outside the left and right of 2 briquettings 37, have the register pin 341 that 2 vertical, seat board 31 and cover plate 36 are fixed in register pin about 341 two ends, and there is the chute of kidney-shaped at slide block 34 center, and outside the left and right that two slide blocks 34 are positioned at 2 briquetting 37 lower ends, register pin 341 is inserted in its chute.Be backing plate 32 below slide block 34, keep slide block 34 level, the inner of slide block 34 is butted on the lateral surface of 2 briquetting 37 lower ends, and the outer end of slide block 34 is stretched out outside the width of cover plate 36 and seat board 31.When not stressing, two briquetting 37 upper ends are relative, spacing is less than to be measured 00 external diameter; The outer end of inside pushing two slide block 34, slide block 34 oppresses the lower end of two briquettings 37, and spring 371 is compressed, and two briquettings 37 rotate around briquetting rotating shaft 372, two briquetting 37 the first half are opened to both sides, the spacing of upper end is greater than to be measured 00 external diameter, and to be measured 00 is placed on the upper jacking block 35 at cover plate 36 center.Slide block 34 unclamps, spring 371 pushes briquetting 37 and resets, and briquetting 37 upper end closes up, and clamps to be measured 00.
The oriented projecting inward pressure tooth of one side that described briquetting 37 upper end is relative, when briquetting 37 upper end closes up, when clamping to be measured 00, pressure tooth is pressed on a sheet 03 of to be measured 00, locks to be measured 00.
Controller perturbation mechanism 4 is as shown in Fig. 1,8 and 9, comprise locating piece 46, base plate 41, depression bar 42, power spring 44 and push rod 45, locating piece 46 is fixed on base plate 41, there is relative mesopore at the two middle part, the mesopore of base plate 41 is less than the mesopore of locating piece 46, lower diameter outside spring base 43 is less than top and forms step, spring base 43 bottom is inserted in the mesopore of base plate 41, upper shelf on base plate 41 mesopore, be in the mesopore of locating piece 41, spring base 43 is power spring 44 and push rod 45, power spring 44 linking springs seat 43 and push rod 45.Base plate 41 has the pressure shaft of level, porose in the middle part of depression bar 42, pressure shaft penetrates rotatably the hole of depression bar 42, and depression bar 42 the inner is in bottom spring base 43, and depression bar 42 outer end is stretched out outside locating piece 46.The seat board 31 of clamping mechanism 3 is positioned on the locating piece 46 of controller perturbation mechanism 4, contact with it immediately below the lower jacking block 38 that push rod 45 top of controller perturbation mechanism 4 is in clamping mechanism 3, the centerline of the jacking block up and down 35,38 of clamping mechanism 3 and the push rod 45 of controller perturbation mechanism 4, power spring 44, spring base 43 is on same straight line.
In order to regulate the length of elastic spring 44, to obtain suitable elastic force during lower moulded rod 42, porose at push rod 45 center, power spring adjusting bolt 441 screws in the center screw of spring base 43 through push rod 45 and power spring 44, lower end.By the length of the adjustable power spring 44 of power spring adjusting bolt 441, thus regulate its spring force meet push armature, but be less than the power that supporting structure is out of shape.
The clamping mechanism of this example and controller perturbation mechanism are 2 individual components cooperatively interacted.
Locating piece 46 upper surface of controller perturbation mechanism 4 has locating slot, and the shape of locating slot matches with the seat board 31 of clamping mechanism 3, locating slot be gap, the seat board 31 being convenient to clamping mechanism 3 slips in locating slot.The bolt 461 that locating slot side has level to screw in, the seat board 31 of clamping mechanism 3 loads after in locating slot, screws in bolt 461, makes it bottom and is butted on seat board 31, fixing clamping mechanism 3.
The base plate 41 of controller perturbation mechanism 4 is bolted on base 1.
Axial clearance detection device for electromagnetic relay embodiment 2
The axial clearance detection device for electromagnetic relay of this example as shown in Figure 11,12, for horizontal direction is measured, namely dial gauge 2 level is installed on base 1, its gauge outfit level is towards the clamping mechanism 3 of side, clamping mechanism 3 is fixed on controller perturbation mechanism 4, the two is integrated and is all installed on base 1, and the centerline of the jacking block of clamping mechanism 3 and the push rod 45 of controller perturbation mechanism 4, power spring 44, spring base 43 is on same level line.The using method embodiment 1 of axial clearance detection device for electromagnetic relay
I, inwardly push the outer end of clamping mechanism 3 two slide block 34 simultaneously, slide block 34 oppresses the lower end of two briquettings 37, two briquettings 37 are rotated around briquetting rotating shaft 372, and two briquetting 37 the first half are opened to both sides, and to be measured 00 is placed on the jacking block at clamping mechanism 3 cover plate 36 center.Unclamp slide block 34, spring top dynamic pressure block 37 resets, briquetting 37 upper end closes up, and clamps to be measured 00;
II, regulate dial gauge fixed mount, make armature 02 upper end that the gauge outfit bottom of dial gauge 2 is touched to be measured 00, rely on dial gauge 2 gauge outfit elastic force to be pushed by armature 02, make it to move to bottom, now the reading of dial gauge 2 is made zero;
III, the outer end of controller perturbation mechanism 4 depression bar 42 is pressed, power spring 44 is upwards compressed in its inner, power spring 44 axial force upwards passes to the jacking block of clamping mechanism 3 through push rod 45, jacking block pushes up armature 02 lower end, armature 02 moves up, its upper end pushes dial gauge 2 gauge outfit, now the end play numerical value of dial gauge 2 reading and to be measured 00.
Above-described embodiment, be only the specific case further described object of the present invention, technical scheme and beneficial effect, the present invention is not defined in this.All make within scope of disclosure of the present invention any amendment, equivalent replacement, improvement etc., be all included within protection scope of the present invention.
Claims (10)
1. axial clearance detection device for electromagnetic relay, comprises base (1), dial gauge (2), clamping mechanism (3), it is characterized in that:
Also has controller perturbation mechanism (4); Controller perturbation mechanism (4) is installed on base (1), and clamping mechanism (3) is installed in controller perturbation mechanism (4), is positioned at below the gauge outfit of dial gauge (2);
Clamping mechanism comprises seat board (31), cover plate (36), slide block (34), briquetting (37) and jacking block, and described seat board (31) is parallel with cover plate (36) and keep at a distance; Jacking block bottom is in the central through hole of seat board (31) bottom surface, top is stretched out slightly from cover plate (36) middle part; Cover plate (36) below, jacking block (35) both sides are provided with the briquetting rotating shaft (372) of two levels, briquetting (37) middle part is porose, 2 briquetting rotating shafts (372) penetrate rotatably the hole at 2 briquetting (37) middle parts respectively, cover plate (36) has 2 briquetting holes in the jacking block left and right sides, and briquetting hole is stretched out in 2 briquetting (37) upper ends; 2 briquetting (37) lower ends have spring (371) to be interconnected; The register pin (341) that 2 vertical is had outside the left and right of 2 briquettings (37), register pin (341) is fixed on seat board (31) and cover plate (36) in two ends up and down, there is kidney-shaped chute at slide block (34) center, and outside the left and right that two slide blocks (34) are positioned at 2 briquettings (37) lower end, register pin (341) is inserted in its kidney-shaped chute; The inner of slide block (34) is butted on the lateral surface of 2 briquetting (37) lower ends, and the outer end of slide block (34) is stretched out outside cover plate (36) and seat board (31); When not stressing, 2 briquetting (37) upper ends relatively, spacing is less than to be measured (00) external diameter; The outer end of inside pushing two slide block (34), 2 briquetting (37) the first half are opened to both sides, the spacing of upper end is greater than to be measured (00) external diameter;
Controller perturbation mechanism (4) comprises locating piece (46), base plate (41), depression bar (42), power spring (44) and push rod (45), locating piece (46) is fixed on base plate (41), there is relative mesopore at the two middle part, the mesopore of base plate (41) is less than the mesopore of locating piece (46), the lower diameter in spring base (43) outside is less than top and forms step, spring base (43) bottom is inserted in the mesopore of base plate (41), upper shelf is on base plate (41) mesopore, be in the mesopore of locating piece (46), spring base (43) is upper is power spring (44) and push rod (45), power spring (44) linking springs seat (43) and push rod (45), base plate (41) there is the pressure shaft of level, depression bar (42) middle part is porose, pressure shaft penetrates rotatably the hole of depression bar (42), depression bar (42) the inner is in spring base (43) bottom, and locating piece (46) outside is stretched out in depression bar (42) outer end,
The seat board (31) of clamping mechanism (3) is positioned on the locating piece (46) of controller perturbation mechanism (4), push rod (45) top of controller perturbation mechanism (4) is in immediately below the jacking block of clamping mechanism (3), and the centerline of the jacking block of clamping mechanism (3) and the push rod (45) of controller perturbation mechanism (4), power spring (44), spring base (43) is on same straight line.
2. axial clearance detection device for electromagnetic relay according to claim 1, is characterized in that:
The jacking block of described clamping mechanism (3) is divided into jacking block (35) and lower jacking block (38), lower jacking block (38) is U-shaped, the bottom of U-shaped is in the central through hole of seat board (31), its 2 arm upper end connects with upper jacking block (35) bottom surface, and cover plate (36) is slightly stretched out on upper jacking block (35) top.
3. axial clearance detection device for electromagnetic relay according to claim 2, is characterized in that:
Two panels relative before and after described upper jacking block (35) top is divided into, the spacing of two panels is greater than the width of to be measured (00) support (01), is less than the width of armature (02).
4. axial clearance detection device for electromagnetic relay according to claim 2, is characterized in that:
The front side of described upper jacking block (35) bottom and/or rear side have adjusting handle (351) to stretch out side before or after clamping mechanism (3).
5. axial clearance detection device for electromagnetic relay according to any one of claim 1 to 4, is characterized in that:
The oriented projecting inward pressure tooth in face that described 2 briquetting (37) upper ends are relative.
6. axial clearance detection device for electromagnetic relay according to any one of claim 1 to 4, is characterized in that:
Push rod (45) center of described controller perturbation mechanism (4) is porose, and power spring adjusting bolt (441) screws in the center screw of spring base (43) through push rod (45) and power spring (44), lower end.
7. axial clearance detection device for electromagnetic relay according to any one of claim 1 to 4, is characterized in that:
Described clamping mechanism (3) and controller perturbation mechanism (4) 2 individual components for cooperatively interacting;
Locating piece (46) upper surface of controller perturbation mechanism (4) has locating slot, the shape of locating slot matches with the seat board (31) of clamping mechanism (3), the bolt (461) that locating slot side has level to screw in.
8. axial clearance detection device for electromagnetic relay according to any one of claim 1 to 4, is characterized in that:
Also comprise dial gauge fixed mount, dial gauge fixed mount includes vertical support frame (21), horizontal stand (22); Base (1) is fixed with support installing cylinder (11), vertical support frame (21) lower end is inserted in mounting cylinder (11), mounting cylinder (11) has lower lock nut (211); There is mounting hole vertical support frame (21) upper end, horizontal stand (22) is inserted in this mounting hole, there is upper lock nut (221) vertical support frame (21) upper end, dial gauge (2) is installed on horizontal stand (22) one end, and gauge outfit vertically downward.
9. axial clearance detection device for electromagnetic relay according to any one of claim 1 to 4, is characterized in that:
Described dial gauge (2) level is installed on base (1), its gauge outfit level is towards the clamping mechanism (3) of side, clamping mechanism (3) is fixed on controller perturbation mechanism (4), the two is integrated and is all installed on base (1), and the centerline of the jacking block of clamping mechanism (3) and the push rod (45) of controller perturbation mechanism (4), power spring (44), spring base (43) is on same level line.
10. the using method of axial clearance detection device for electromagnetic relay according to claim 8, is characterized in that using step as follows:
I, inwardly push the outer end of clamping mechanism (3) two slide block (34) simultaneously, the lower end of slide block (34) compressing 2 briquettings (37), 2 briquettings (37) are rotated around briquetting rotating shaft (372), 2 briquetting (37) the first half are opened to both sides, and to be measured (00) is placed on the jacking block at clamping mechanism (3) cover plate (36) center; Unclamp slide block (34), briquetting (37) upper end closes up, clamp to be measured (00);
II, dial gauge fixed mount is regulated, the gauge outfit bottom of dial gauge (2) is made to touch armature (02) upper end of to be measured (00), dial gauge (2) gauge outfit elastic force is relied on to be pushed by armature (02), make it to move to bottom, now the reading of dial gauge (2) is made zero;
III, the outer end of controller perturbation mechanism (4) depression bar (42) is pressed, jacking block pushes up armature (02) lower end, armature (02) moves up, its upper end pushes dial gauge (2) gauge outfit, now the end play numerical value of dial gauge (2) reading and to be measured (00).
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| CN201010590421.6A CN102538635B (en) | 2010-12-15 | 2010-12-15 | Axial clearance detection device for electromagnetic relay and using method |
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| CN201010590421.6A CN102538635B (en) | 2010-12-15 | 2010-12-15 | Axial clearance detection device for electromagnetic relay and using method |
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| CN102538635B true CN102538635B (en) | 2015-12-16 |
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