CN106449238A - Permanent magnet mechanism running-in device - Google Patents
Permanent magnet mechanism running-in device Download PDFInfo
- Publication number
- CN106449238A CN106449238A CN201611008766.XA CN201611008766A CN106449238A CN 106449238 A CN106449238 A CN 106449238A CN 201611008766 A CN201611008766 A CN 201611008766A CN 106449238 A CN106449238 A CN 106449238A
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- permanent magnet
- magnet mechanism
- frame
- driving
- cam
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- 230000007246 mechanism Effects 0.000 title claims abstract description 156
- 230000033001 locomotion Effects 0.000 claims description 43
- 230000009471 action Effects 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 6
- 230000008450 motivation Effects 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 abstract description 7
- 238000007906 compression Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 241000283690 Bos taurus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Transmission Devices (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention relates to the field of permanent magnet mechanism manufacturing equipment for switchgears, in particular to a permanent magnet running-in device, which comprises a machine frame, wherein a permanent magnet mechanism mounting table and first and second cam driving mechanisms are arranged on the machine frame; the first cam driving mechanism comprises a first driving cam and a first pushing element; the second cam driving mechanism comprises a second driving cam and a second pushing element; the first and second driving cams synchronously move and have first and second common moving distances; a switching-off pushing section and a switching-on avoiding section are arranged on the first driving cam; a switching-on pushing section and a switching-off avoiding section are arranged on the second driving cam. The first and second pushing elements are driven by the first and second driving cams to push a main shaft of a permanent magnet mechanism to move between first and second positions, and compared with current running-in of the permanent magnet mechanism with a tensile and compression testing machine, such a manner has the advantages that the permanent magnet mechanism does not need to be manually overturned, and the problems of low operating efficiency and high equipment cost of a current permanent magnet mechanism running-in device are solved.
Description
Technical field
The present invention relates to the permanent magnet mechanism manufacturing equipment field of switchgear, particularly to permanent magnet mechanism running-in machine.
Background technology
Permanent magnet mechanism as one of main operating mechanism of switchgear, because structure is simple, reliability is high, long service life
The advantages of apply in switchgear increasingly extensive.In the production process of permanent magnet mechanism, in order to ensure stablizing of permanent magnet mechanism
Unfailing performance, it usually needs permanent magnet mechanism is carried out with break-in, and detects the divide-shut brake holding of permanent magnet mechanism during break-in
Whether power is in the range of setting.Because the retentivity of permanent magnet mechanism is larger, it is commonly designed value in thousand of newton even cattle up to ten thousand
, need special equipment just can complete break-in and the detection work of mechanism.At present, adopt spring tension and compression the break-in of permanent magnet mechanism more
Testing machine completes, and during use, by tensile and compression testing machine, by closing position, the main shaft of permanent magnet mechanism is depressed into open position, so
Afterwards by manually stirring to permanent magnet mechanism, then the main shaft of permanent magnet mechanism is depressed into closing position by open position, above-mentioned behaviour repeatedly
Realize the break-in to permanent magnet mechanism it is clear that utilizing spring tension and compression testing machine low to the operating efficiency of permanent magnet mechanism break-in, and
The equipment cost of tensile and compression testing machine is high.
Content of the invention
It is an object of the invention to provide a kind of permanent magnet mechanism running-in machine, to solve the running-in machine of current permanent magnet mechanism
The problem that operating efficiency is low, equipment cost is high.
For achieving the above object, the permanent magnet mechanism running-in machine technical scheme of the present invention is：Permanent magnet mechanism running-in machine bag
Including rack, frame is provided with the permanent magnet mechanism erecting bed and first and second cam drive mechanism for installing permanent magnet mechanism, described
First cam drive mechanism includes the first driving cam and the first yoke frame, and the second cam drive mechanism includes the second driving cam
With the second yoke frame, first and second described driving cam is synchronized with the movement and has first and second common movement travel, described
Have in first driving cam separating brake pushing tow section and close a floodgate avoid section, the second described driving cam has combined floodgate pushing tow section and
Separating brake avoids section；In the first movement travel, the first yoke frame promotes under the driving of the separating brake pushing tow section of the first driving cam
Permanent magnet mechanism main shaft moves to open position by closing position, and the separating brake of the second driving cam avoids section and releases the second yoke frame pair
The thrusting action of permanent magnet mechanism main shaft；In the second movement travel, the second yoke frame is in the combined floodgate pushing tow section of the second driving cam
Driving under promote permanent magnet mechanism to move to closing position by open position, the separating brake of the first driving cam avoids section and releases first
The thrusting action to permanent magnet mechanism for the yoke frame.
Described frame is provided with drive shaft, and first and second described driving cam is all installed in drive shaft.
Described first and second driving cam and the second yoke frame are in the same side of permanent magnet mechanism erecting bed, and described the
First, two yoke frame bearing of trends are identical and are respectively at the relative both sides of permanent magnet mechanism erecting bed, described the first actuated by cams
Mechanism also includes the first drive mechanism, and the first drive mechanism includes the first drive link and the company extending along the first push rod bearing of trend
Connect the first connecting rod of the first drive link bar and the first push rod, described first connecting rod is hinged on composition fulcrum in frame and is in frame
On lever construction, the junction of described first connecting rod and the first drive link constitutes the power point of lever construction, described the
One connecting rod and the resistance point of the first push rod junction composition lever construction.
Described frame is provided with the first elastic runback for driving the first yoke frame to reset in the second movement travel
Position device, the first described elastic self-resetting device is the Self-resetting spring being set on the first drive link, described Self-resetting
Spring is assemblied between frame and the first drive link.
Described frame is provided with the first elastic runback for driving the first yoke frame to reset in the second movement travel
Position device.
Be additionally provided with described frame for drive in the first movement travel second yoke frame reset second elasticity from
Resetting means.
Described permanent magnet mechanism erecting bed is provided with permanent magnet mechanism installing plate and the positioning knot with permanent magnet mechanism location fit
Structure, location structure is oppositely arranged with permanent magnet mechanism installing plate, and described permanent magnet mechanism installing plate is provided with to be worn for the first yoke frame
The yoke frame perforation crossed, the periphery of the first described yoke frame is arranged with the securing member threadeded with permanent magnet mechanism erecting bed,
Described securing member and the cooperation of the first yoke frame slide-and-guide and securing member and permanent magnet mechanism installing plate hold out against cooperation.
Described frame is provided with drive shaft, and first and second described driving cam is all installed in drive shaft, described
Drive shaft be provided with the travelling gear being in transmission connection with driving means, described drive shaft is additionally provided with manual operation
Part.
At least one of first and second described yoke frame is push rod, and described push rod includes at least two sections and passes through screw thread
The pushing tow section linking together.
The first described yoke frame is provided with the first force value keeping permanent magnet mechanism main shaft closing retention force for measurement and passes
Sensor and/or the second yoke frame stated are provided with the second force value sensing keeping permanent magnet mechanism main shaft separating brake retentivity for measurement
Device.
Beneficial effects of the present invention are：The frame of the permanent magnet mechanism running-in machine of the present invention is provided with first and second cam and drives
Motivation structure, the first cam drive mechanism includes the first driving cam, and the second cam drive mechanism includes the second driving cam, the
First, two driving cams are synchronized with the movement, and in the first movement travel, the first yoke frame is in the separating brake pushing tow section of the first driving cam
Drive lower promote permanent magnet mechanism main shaft to move to open position by closing position, the separating brake of the second driving cam avoids section and releases the
Two yoke frames to the thrusting action of permanent magnet mechanism main shaft so that when permanent magnet mechanism main shaft is promoted by the first yoke frame not with the second top
Push piece produces interferes；In the second movement travel, the second yoke frame pushes away under the driving of the combined floodgate pushing tow section of the second driving cam
Dynamic permanent magnet mechanism moves to closing position by open position, and the separating brake of the first driving cam avoids section and releases the first yoke frame to forever
The thrusting action of magnetic mechanism is interfered so that not produced with the first yoke frame when permanent magnet mechanism main shaft is promoted by the second yoke frame.This
The permanent magnet mechanism running-in machine of invention passes through first and second driving cam and drives first and second yoke frame to promote permanent magnet mechanism main shaft to exist
Motion between first and second position, realizes the break-in of permanent magnet mechanism.With current utilization tensile and compression testing machine to permanent magnet mechanism break-in
Compare it is not necessary to manually stir to permanent magnet mechanism, improve operating efficiency, also simplify device structure simultaneously, reduce equipment
Cost.
Brief description
Fig. 1 is the structural representation of the specific embodiment 1 of permanent magnet mechanism running-in machine of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings embodiments of the present invention are described further.
The specific embodiment 1 of the permanent magnet mechanism running-in machine of the present invention, as shown in figure 1, permanent magnet mechanism running-in machine includes
Frame 1, frame 1 is provided with the permanent magnet mechanism erecting bed 11 and drive shaft 2 for installing permanent magnet mechanism 10, drive shaft 2
One end is provided with travelling gear 3, and travelling gear 3 is connected with driving means 4, and driving means 4 are included motor 41 and nibbled with travelling gear
The driving gear 42 closed.The other end of drive shaft 2 is provided with manual operation joint 21, manual actuating joint 21 attended operation handss
Handle, operation handle is laborsaving lever construction, to order about the size reducing operating physical force when drive shaft 2 rotates.
First and second cam drive mechanism is additionally provided with frame 1, the first cam drive mechanism 5 includes the first driving cam 51
With the first yoke frame, the second cam drive mechanism 6 includes the second driving cam 61 and the second yoke frame, in the first driving cam 51
There is separating brake pushing tow section and avoidance section of closing a floodgate, the second driving cam 61 has combined floodgate pushing tow section and separating brake avoids section；First and second
Driving cam is synchronized with the movement and has first and second common movement travel, when the first driving cam 51 is in the first movement travel,
Second driving cam 61 is also at the first movement travel, when the first driving cam 51 is in the second movement travel in the same manner, the second drive
Moving cam 61 is also at the second movement travel.In the present embodiment, the first driving cam 51 and the second driving cam 61 are each attached to
In drive shaft 2.
In the first movement travel, the first yoke frame promotes forever under the driving of the separating brake pushing tow section of the first driving cam 51
Magnetic mechanism main shaft moves to open position by closing position, and the separating brake of the second driving cam 61 avoids section and releases the second yoke frame pair
The thrusting action of permanent magnet mechanism main shaft；In the second movement travel, the second yoke frame is in the combined floodgate pushing tow of the second driving cam 61
Permanent magnet mechanism is promoted to move to closing position by open position under the driving of section, the separating brake of the first driving cam 51 avoids section and releases
The thrusting action to permanent magnet mechanism for first yoke frame.In the present embodiment, the first yoke frame is the first push rod 52, and the second yoke frame is
Second push rod 62.
In the present embodiment, drive shaft 2 is continuous rotary rotating shaft, during drive shaft 2 continuous rotary, first,
Continuously across the first movement travel and the second movement travel, rotate a circumference in first and second driving cam is two driving cams
One group of entire motion stroke being made up of the first movement travel and the second movement travel, completes in movement travel at one group, corresponding
The first movement travel and the second movement travel corresponding drive shaft rotational angle be 180 degree.In the permanent magnet mechanism period of adjustment
In, need through multigroup breaking-closing operating, first and second driving cam needs to complete multigroup rotation completing movement travel.Its
In his embodiment, drive shaft can not be continuous rotary rotating shaft, and drive shaft can be alternately rotating rotating shaft.
First cam drive mechanism 5 also includes the first drive mechanism, and the first drive mechanism includes extending along the first push rod 52
Direction the first drive link 53 extending and the first connecting rod 54 connecting the first drive link 53 and the first push rod 52, first connecting rod 54 cuts with scissors
It is connected in frame 1 and constitutes the lever construction that fulcrum is in frame 1, the junction of first connecting rod 54 and the first drive link 53 is constituted
The power point of lever construction, first connecting rod 54 and the first push rod 52 junction constitute the resistance point of lever construction.First drive link
53 one end is connected with first connecting rod 54, and the other end is provided with the first roller mount 55, and the first roller mount 55 is provided with and the first driving
First roller 56 of cam 51 cooperation.In the present embodiment, the first drive link 53 guides slidable fit along the first push rod bearing of trend
In frame 1, first connecting rod 54 passes through the first hinge in frame 1, and the two ends of first connecting rod 54 are provided with two along first
The elongated hole that length of connecting rod direction extends, the first drive link is provided with the second bearing pin being connected with first connecting rod, the second bearing pin assembling
In the long in the hole of first connecting rod corresponding end, the first push rod 52 is provided with the 3rd bearing pin being connected with first connecting rod, the 3rd bearing pin dress
Fit over the long in the hole of first connecting rod 54 corresponding end, second and third bearing pin is coordinated with elongated hole to adapt to the first drive link 53, first respectively
Push rod 52 is connected the change of relative position with first connecting rod 54.
In the first movement travel, the separating brake pushing tow section of the first driving cam drives first to push away with the first drive mechanism cooperation
Bar 52, the first push rod promotes permanent magnet mechanism main shaft to move to open position by closing position.
Frame 1 is provided with the first elastic self-resetting device, and the first elastic self-resetting device drives in the first movement travel
First push rod 52 automatically resets, and in the present embodiment, the first elastic self-resetting device is be set on the first drive link 53 first
Self-resetting spring 7, the first Self-resetting spring 7 top pressure is assemblied between the first roller mount 55 in frame 1 and the first drive link 53.
In the second movement travel, the separating brake of the first driving cam 51 avoids section and releases the thrusting action to permanent magnet mechanism for first push rod,
First push rod resets in the presence of the first Self-resetting spring, it is to avoid interfere with permanent magnet mechanism main shaft.
In the second movement travel, the combined floodgate pushing tow section of the second push rod 62 and the second driving cam 61 coordinates for pushing forever
Magnetic mechanism main shaft moves to closing position by open position.Second push rod 62 guides slidable fit along the length direction of the second push rod
In frame 1.Second driving cam 61 and the setting of the first driving cam 51 parallel interval, one end of the second push rod 62 is used for pushing
With permanent magnet mechanism main shaft, the other end is provided with the second roller mount 63, and the second roller mount 63 is provided with and is rolled with the second driving cam 61
Second roller 64 of cooperation.By being arranged in same drive shaft 2 through first and second driving cam, can make the present invention's
Permanent magnet mechanism running-in machine carries out break-in using continuous rotary power source to permanent magnet mechanism.
Frame 1 is provided with the driving automatically reset second elastic self-resetting device of the second push rod 62, the of drive shaft 2
In one movement travel, the second elastic self-resetting device drives the second push rod 62 Self-resetting.In the present embodiment, the second elastic self-resetting
Device is the second Self-resetting spring 8 being set on the second push rod 62, and the second Self-resetting spring 8 top pressure is assemblied in frame 1 and
Between second roller mount 63 of two push rods 62.
In the present embodiment, first and second Self-resetting spring is compression spring, the first drive link 53, the equal edge of first and second push rod
Above-below direction extends, first and second Self-resetting spring the total force that initial force value should be more than moving component is installed, to ensure the
First, the normal reset function of two Self-resetting springs.First Self-resetting spring of setting makes the first yoke frame in the second movement travel
Interior reset, can avoid when the second push rod promotes permanent magnet mechanism motion of main shaft, and permanent magnet mechanism main shaft and the first push rod occur to do
Relate to.Second Self-resetting spring can also avoid when the first push rod promotes permanent magnet mechanism motion of main shaft in the same manner, permanent magnet mechanism main shaft
Interfere with the second push rod.
First and second push rod bearing of trend is identical and relative both sides that be respectively at permanent magnet mechanism erecting bed, the second push rod
62 and first and second driving cam be in the same side of permanent magnet mechanism erecting bed.
Permanent magnet mechanism erecting bed 11 is provided with permanent magnet mechanism installing plate 12, and permanent magnet mechanism installing plate 12 is provided with and pushes away for first
The push rod perforation 13 that bar 52 passes through, the periphery of the first push rod 52 is arranged with the securing member threadeded with permanent magnet mechanism erecting bed
14, the first push rod 52 and securing member coordinate along the first push rod 52 bearing of trend slide-and-guide.Permanent magnet mechanism erecting bed be provided with
Permanent magnet mechanism installing plate 12 is oppositely arranged for the location structure with permanent magnet mechanism location fit, in the present embodiment, location structure
It is the location-plate with permanent magnet mechanism upper surface location fit.Securing member 14 has hold out against friction tight with permanent magnet mechanism installing plate top
Face, holds out against permanent magnet mechanism installing plate 12 by securing member 14 during assembling, so that permanent magnet mechanism is fixed on permanent magnet mechanism erecting bed
On.Securing member 14 is provided with the fastening handle 141 being easy to operate, and can be fastened on permanent magnet mechanism by fastening handle during use
On permanent magnet mechanism erecting bed.
In the present embodiment, the first push rod 52 and the second push rod 62 include at least two sections respectively and are together by a threaded connection
Push rod section, by adjusting screw thread length of fit, realizes the first push rod 52 and the second push rod 62 effectively pushes the adjustable of stroke, can fit
Detected with the break-in and retentivity of plurality of specifications model permanent magnet mechanism.
In the present embodiment, the second push rod 62 is provided with the second power that measurement keeps permanent magnet mechanism main shaft separating brake retentivity size
Value sensor 65.In other embodiment, the first push rod can also arrange measurement and keep permanent magnet mechanism to be in the guarantor of closing position
First force value sensor of holding force size.Second push rod is descending under the second driving cam acts on to be contacted with permanent magnet mechanism main shaft,
Continue traveling downwardly until permanent magnet mechanism action is to closing position.Meanwhile, the second force value sensor exports the second push rod and is starting to push away
Born pressure during dynamic permanent magnet mechanism main shaft, i.e. separating brake retentivity.
The difference of the specific embodiment 2 of the permanent magnet mechanism running-in machine of the present invention, the present embodiment and above-mentioned specific embodiment 1
It is only that：Drive shaft upper transfer gear is engaged with first gear and second gear, the first driving of the first cam drive mechanism
Cam is rotated coaxially with first gear, and the second driving cam and the second gear of the second cam drive mechanism rotate coaxially, first,
Two driving cams are radially arranged along drive shaft.
The difference of the specific embodiment 3 of the permanent magnet mechanism running-in machine of the present invention, the present embodiment and above-mentioned specific embodiment 1
It is only that：First drive link is directly connected to by connecting rod and the first driving cam and drives the first push piece fortune by the first driving cam
Dynamic, without arranging the first elastic self-resetting device.
In other embodiment, above-mentioned first and second driving cam can be integral type structure；Above-mentioned first and second driving cam
Can be arranged in two drive shafts being in transmission connection with the driving gear of driving means respectively, now first and second driving cam
The both sides up and down of permanent magnet mechanism erecting bed can be separately positioned on；Above-mentioned first and second driving cam can be arranged on permanent magnet mechanism
The side of the horizontal direction of erecting bed, now the second push rod be connected with the second drive mechanism, the second driving cam pass through second pass
Motivation structure drives the second pushrod movement；Above-mentioned first elastic self-resetting device can also be for being arranged between first connecting rod and frame
Torsion spring, first and second elastic self-resetting device can also be extension spring；Above-mentioned first and second push rod can also be horizontally disposed with.
Claims (10)
1. permanent magnet mechanism running-in machine it is characterised in that：Including frame, frame is provided with the permanent magnetic motor for installing permanent magnet mechanism
Structure erecting bed and first and second cam drive mechanism, the first described cam drive mechanism includes the first driving cam and the first top
Push piece, the second cam drive mechanism includes the second driving cam and the second yoke frame, and first and second described driving cam is synchronously transported
Move and have first and second common movement travel, the first described driving cam has separating brake pushing tow section and avoidance section of closing a floodgate,
Combined floodgate pushing tow section is had on the second described driving cam and separating brake avoids section；
In the first movement travel, the first yoke frame promotes permanent magnet mechanism under the driving of the separating brake pushing tow section of the first driving cam
Main shaft moves to open position by closing position, and the separating brake of the second driving cam avoids section and releases the second yoke frame to permanent magnet mechanism
The thrusting action of main shaft；In the second movement travel, the second yoke frame is under the driving of the combined floodgate pushing tow section of the second driving cam
Permanent magnet mechanism is promoted to move to closing position by open position, the separating brake of the first driving cam avoids section and releases the first yoke frame pair
The thrusting action of permanent magnet mechanism.
2. permanent magnet mechanism running-in machine according to claim 1 it is characterised in that：Described frame is provided with driving and turns
Axle, first and second described driving cam is all installed in drive shaft.
3. permanent magnet mechanism running-in machine according to claim 1 and 2 it is characterised in that：First and second described driving cam
It is in the same side of permanent magnet mechanism erecting bed with the second yoke frame, first and second described yoke frame bearing of trend is identical and distinguishes
It is in the relative both sides of permanent magnet mechanism erecting bed, the first described cam drive mechanism also includes the first drive mechanism, the first biography
Motivation structure includes the first drive link extending along the first push rod bearing of trend and connect the first drive link bar and the first push rod the
One connecting rod, described first connecting rod is hinged in frame and constitutes the fulcrum lever construction that is in frame, described first connecting rod
Constitute the power point of lever construction with the junction of the first drive link, described first connecting rod and the first push rod junction constitute thick stick
The resistance point of bar structure.
4. permanent magnet mechanism running-in machine according to claim 3 it is characterised in that：Described frame is provided with for
The first elastic self-resetting device that the first yoke frame resets is driven, the first described elastic self-resetting device is in two movement travels
It is set in the Self-resetting spring on the first drive link, described Self-resetting spring is assemblied between frame and the first drive link.
5. permanent magnet mechanism running-in machine according to claim 1 and 2 it is characterised in that：Described frame be provided with for
The first elastic self-resetting device that the first yoke frame resets is driven in the second movement travel.
6. permanent magnet mechanism running-in machine according to claim 5 it is characterised in that：Be additionally provided with described frame for
The second elastic self-resetting device that the second yoke frame resets is driven in first movement travel.
7. permanent magnet mechanism running-in machine according to claim 1 and 2 it is characterised in that：Described permanent magnet mechanism erecting bed
It is provided with permanent magnet mechanism installing plate and for the location structure with permanent magnet mechanism location fit, location structure is installed with permanent magnet mechanism
Plate is oppositely arranged, and described permanent magnet mechanism installing plate is provided with the yoke frame passing through for the first yoke frame and bores a hole, and described first
The periphery of yoke frame is arranged with the securing member threadeded with permanent magnet mechanism erecting bed, and described securing member and the first yoke frame are slided
Action-oriented coordinates and securing member holds out against cooperation with permanent magnet mechanism installing plate.
8. permanent magnet mechanism running-in machine according to claim 1 and 2 it is characterised in that：Described frame is provided with driving
Rotating shaft, first and second described driving cam is all installed in drive shaft, and described drive shaft is provided with and is passed with driving means
The travelling gear being dynamically connected, described drive shaft is additionally provided with manual handle member.
9. permanent magnet mechanism running-in machine according to claim 1 and 2 it is characterised in that：In first and second described yoke frame
At least one be push rod, described push rod includes the pushing tow section that at least two sections are together by a threaded connection.
10. permanent magnet mechanism running-in machine according to claim 1 and 2 it is characterised in that：Set on the first described yoke frame
Have and keep the first force value sensor of permanent magnet mechanism main shaft closing retention force and/or the second yoke frame stated to be provided with for measurement
Keep the second force value sensor of permanent magnet mechanism main shaft separating brake retentivity for measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611008766.XA CN106449238B (en) | 2016-11-16 | 2016-11-16 | Permanent magnet mechanism running-in machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611008766.XA CN106449238B (en) | 2016-11-16 | 2016-11-16 | Permanent magnet mechanism running-in machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106449238A true CN106449238A (en) | 2017-02-22 |
| CN106449238B CN106449238B (en) | 2018-08-31 |
Family
ID=58220030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611008766.XA Active CN106449238B (en) | 2016-11-16 | 2016-11-16 | Permanent magnet mechanism running-in machine |
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| Country | Link |
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| CN (1) | CN106449238B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591264A (en) * | 2017-08-30 | 2018-01-16 | 国家电网公司 | A kind of mechanical running-in machine of dc bypass switch |
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| CN103048617A (en) * | 2012-12-27 | 2013-04-17 | 戴顿（重庆）高压开关有限公司 | Simulated vacuum arc-extinguishing chamber device |
| CN203607285U (en) * | 2013-11-21 | 2014-05-21 | 滁州市凤凰自动控制器有限公司 | Running-in device of temperature controller switch |
| CN104733255A (en) * | 2015-03-10 | 2015-06-24 | 深圳供电局有限公司 | Running-in device for hydraulic operating mechanism on high-voltage SF6 circuit breaker |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201904247U (en) * | 2010-12-02 | 2011-07-20 | 河南平高电气股份有限公司 | Breaking-in mechanism for contacting finger of breaker |
| CN202502914U (en) * | 2012-03-27 | 2012-10-24 | 上海梅山钢铁股份有限公司 | Travel switch capable of indicating motion state of device |
| CN103048617A (en) * | 2012-12-27 | 2013-04-17 | 戴顿（重庆）高压开关有限公司 | Simulated vacuum arc-extinguishing chamber device |
| CN203607285U (en) * | 2013-11-21 | 2014-05-21 | 滁州市凤凰自动控制器有限公司 | Running-in device of temperature controller switch |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591264A (en) * | 2017-08-30 | 2018-01-16 | 国家电网公司 | A kind of mechanical running-in machine of dc bypass switch |
| CN107591264B (en) * | 2017-08-30 | 2019-04-26 | 国家电网公司 | A kind of mechanical running-in machine of dc bypass switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106449238B (en) | 2018-08-31 |
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