CN110310852A - A kind of arc extinguishing chamber contact pressure spring assembly technology and assembly tooling - Google Patents
A kind of arc extinguishing chamber contact pressure spring assembly technology and assembly tooling Download PDFInfo
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- CN110310852A CN110310852A CN201910516522.XA CN201910516522A CN110310852A CN 110310852 A CN110310852 A CN 110310852A CN 201910516522 A CN201910516522 A CN 201910516522A CN 110310852 A CN110310852 A CN 110310852A
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- China
- Prior art keywords
- arc
- chutes
- contact pressure
- pressure spring
- rod head
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- 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
- H01H11/04—Apparatus or processes specially adapted for the manufacture of electric switches of switch contacts
Abstract
The present invention provides a kind of arc extinguishing chamber contact pressure spring assembly technology and assembly toolings, when assembly, rotational restraint is carried out to arc-chutes on arc-chutes are circumferential, to determine the position of the static side threaded hole of arc-chutes, and make spring strut together with the movable contact rod fixing assembling of arc-chutes, contact pressure spring and rod head are packed into spring strut, the orientation of centering rod head pin shaft hole, so that positional relationship of the static side threaded hole of rod head pin shaft hole and arc-chutes on rod head in arc-chutes circumferential direction meets design matching requirements；Contact pressure spring compressive deformation is driven by pressing rod head, and the fixation stop part that fixing assembling and rod head block cooperate on spring strut, contact pressure spring is limited at its maximum release travel, the assembly of contact pressure spring is completed.Entire assembling process is compressed to contact pressure spring and is ensured that rod head pin shaft hole and static side threaded hole have qualified positional relationship in which can be convenient.
Description
Technical field
The present invention relates to a kind of arc extinguishing chamber contact pressure spring assembly technology and assembly toolings.
Background technique
High-voltage switch gear is using arc-chutes as unit is cut-off, to reduce contact resistance of the arc-chutes dynamic/static contact when closing a floodgate,
And guarantee dynamic/static contact combined floodgate stability, it needs to arrange contact compression spring component at arc-chutes moving contact end.Contact compression spring component packet
Contact pressure spring and the hinged rod head of pull rod and the spring strut with arc-chutes moving contact fixing assembling are included, contact pressure spring
One end presses against on spring strut, and the other end and rod head keep pressing, in this way, insulated pull rod passes through rod head to contact pressure
Spring applies thrust, and contact pressure spring drives moving contact mobile to combined floodgate direction by spring strut, after the completion of combined floodgate, by contact pressure spring
Apply elasticity press active force to moving contact, guarantees that the moving contact and static contact in arc-chutes keep closing pressure.
When above-mentioned contact pressure spring assembles, be currently using seperated assembly, by rod head, contact pressure spring first with spring wound packages
With completion, then by spring strut and arc-chutes fixing assembling.When by the movable contact rod fixing assembling of spring strut and arc-chutes, due to bullet
Contact pressure spring is had been charged into spring cylinder, needs tool behaviour is fixed to spring strut through extending to spring strut bottom inside contact pressure spring
Make, since contact pressure spring inner space is narrow, assembly difficulty is larger, and efficiency is lower, moreover, because rod head and arc-chutes
Static side threaded hole lacks corresponding positioning, and after spring strut and arc-chutes fixing assembling, the pull rod that not can guarantee on rod head is connect
The positional relationship of head pin shaft hole and arc-chutes static side threaded hole in arc-chutes circumferential direction centainly meets design matching requirements.
Summary of the invention
The purpose of the present invention is to provide a kind of arc extinguishing chamber contact pressure spring assembly technologies, to solve contact pressure in the prior art
Spring not can guarantee rod head pin shaft hole on rod head after the assembly is completed on arc-chutes and arc-chutes static side threaded hole exists
Positional relationship in arc-chutes circumferential direction meets the technical issues of design matching requirements；Meanwhile the present invention also provides a kind of arc-chutes
Contact pressure spring assembly tooling, to guarantee rod head pin shaft hole and the arc-chutes on rod head after the assembly is completed in contact pressure spring
Positional relationship of the static side threaded hole in arc-chutes circumferential direction meets design matching requirements.
To achieve the above object, contact pressure spring assembly technology adopts the following technical scheme that in the present invention
Arc extinguishing chamber contact pressure spring assembly technology includes the following steps: that (1) carries out rotational restraint to arc-chutes on arc-chutes are circumferential,
To determine the position of the static side threaded hole of arc-chutes in arc-chutes circumferential direction, and fix the movable contact rod of spring strut and arc-chutes
It is assembled together, contact pressure spring and rod head is packed into spring strut, in the pull rod of the circumferentially upper centering rod head of arc-chutes
The orientation of connector pin shaft hole simultaneously carries out rotational restraint to rod head on arc-chutes are circumferential, so that the pull rod on rod head connects
Positional relationship of the static side threaded hole of head pin shaft hole and arc-chutes in arc-chutes circumferential direction meets design matching requirements；(2) pass through
Press rod head drives contact pressure spring compressive deformation, until at contact pressure spring compressive deformation to the maximum release travel of setting；
(3) the fixation stop part that fixing assembling and rod head block cooperate on spring strut, and then contact pressure spring is limited in it most
At big release travel, the assembly of contact pressure spring is completed.
The beneficial effects of the present invention are: when being assembled to arc extinguishing chamber contact pressure spring, first arc-chutes are positioned,
To be determined on arc-chutes are circumferential to the position of the static side threaded hole of arc-chutes, and by the dynamic touching of spring strut and arc-chutes
Head rod is fixed, at this point, due to being also not loaded into the components such as contact pressure spring and rod head in spring strut, it can be convenient
Spring strut is fixed in ground, then contact pressure spring and rod head is packed into spring strut again, and the drawing of centering rod head
The orientation of knock-off joint pin shaft hole, due to arc-chutes static side threaded hole in the position of arc-chutes circumferential direction it has been determined that at this point, only
Need to rod head pin shaft hole to rod head relative to static side threaded hole carry out centering, easily make on rod head
Positional relationship of the static side threaded hole of rod head pin shaft hole and arc-chutes in arc-chutes circumferential direction meets design matching requirements.And
Rod head need to be only pressed afterwards to drive the compressive deformation of contact pressure spring and assemble fixed stop part.
The pressure spring assembly tooling of arc extinguishing chamber contact adopts the following technical scheme that in the present invention
A kind of arc extinguishing chamber contact pressure spring assembly tooling includes machine frame；Machine frame has the support for being used to support and placing arc-chutes；
Machine frame is equipped at least two location structures vertically extended；All location structures are positioning jack or are
At least one location structure in fastening screw or all location structures is positioning jack, at least one location structure is fixed
Position bolt；The fastening screw is mating for static side threaded hole corresponding on arc-chutes；The positioning jack is for leading to
Cross intermediate bolt static side threaded hole location fit corresponding on arc-chutes；Guiding movement along the vertical direction is additionally provided on machine frame
The alignment rod of assembly, alignment rod are used for and the rod head pin shaft hole grafting on corresponding rod head；In arc-chutes circumferential direction, institute
Stating alignment rod and the location structure has the positional relationship of setting, is connect with the pull rod in the circumferentially upper centering rod head of arc-chutes
The orientation of head pin shaft hole, so that the position of the rod head pin shaft hole and the static side threaded hole in arc-chutes circumferential direction
Relationship meets design matching requirements；Machine frame be equipped with press structure, for downwards press rod head with by rod head will
Contact pressure spring in spring strut is compressed at the maximum release travel of setting, for assembly crewman on spring strut fixing assembling with
The fixation stop part of rod head block cooperation, and then contact pressure spring is limited at its maximum release travel.
The beneficial effects of the present invention are: when using the arc extinguishing chamber contact pressure spring assembly tooling, arc-chutes are placed on branch
On seat, location structure corresponding to arc-chutes static side threaded hole cooperation positions arc-chutes, due to location structure be provided with to
Two few, therefore, arc-chutes will not rotate in arc-chutes circumferential direction, thus to the static side of arc-chutes on arc-chutes are circumferential
Threaded hole is positioned.At the same time, it is additionally provided in tooling and the rod head pin shaft hole grafting on corresponding rod head
Alignment rod, alignment rod and the location structure have the positional relationship of setting, make rod head by rotating tension bar connector
Pin shaft hole is aligned with alignment rod, and the centering of rod head pin shaft hole can be realized, so that the rod head pin shaft hole and described
Positional relationship of the static side threaded hole in arc-chutes circumferential direction meets design requirement, meanwhile, alignment rod guiding movement along the vertical direction
Ground is assemblied on machine frame, and therefore, rod head can be constrained in alignment rod, so that rod head will not during being pressed down
Rotation, it is ensured that after the assembly is completed, the positional relationship of rod head pin shaft hole and static side threaded hole in arc-chutes circumferential direction meets
Design requirement.And press the setting of structure, then conveniently realize the compression to contact pressure spring.
Further, it includes reciprocal that reciprocating movement, which is equipped at least two righting boards either machine frame, on the machine frame
Movable at least two righting board, each righting board have the closure row for moving toward one another each righting board during its reciprocating movement
Journey, and make the opening stroke of each righting board back movement, each righting board has constraint position in closing stroke end, in constraint
Position each righting board along arc-chutes circumferentially, and arc-chutes radially with arc-chutes constraint cooperation to support righting arc extinguishing
Room, each righting board are opening end of travel with open position, so that arc-chutes pass through along the vertical direction.
The utility model has the advantages that the setting of righting board radially supports righting arc extinguishing in arc-chutes when righting board is in constraint position
Room is used cooperatively with location structure, it is ensured that arc-chutes will not topple in assembling process, and arc-chutes are reliably protected in realization.
When righting board is in open position, the space between righting board can pass through along the vertical direction for arc-chutes, to avoid arc-chutes,
Ensure that the setting of righting board will not influence the convenience that arc-chutes are installed in tooling.
Further, all righting boards surround the location hole for being adapted to grafting with arc-chutes when in constraint position, respectively
The part hole wall for surrounding the location hole is respectively provided on righting board.
The utility model has the advantages that surrounding location hole by the structure of each righting board itself, structure is simply implemented to arc-chutes
Constraint.
Further, horizontal slide rail structure is installed on machine frame or machine frame includes horizontal slide rail structure, it is described to help
There are two positive plate settings, and two righting boards are mounted on horizontal slide rail and opposite along horizontal slide rail, opposite can slide to realize righting
The closing stroke of plate, the opening stroke, so that righting board reciprocating movement is assemblied on the machine frame.
The utility model has the advantages that righting board is arranged on horizontal slide rail, simply and easily realize righting board on machine frame reciprocally
The installation of sliding, in addition, and righting board be only arranged two, further simplify the structure of assembly tooling.
Further, machine frame includes righting board described in the horizontal slide rail structure and two, on two righting boards point
It is not provided with upper supporting column, the machine frame includes the removable mounting rack being assemblied on upper supporting column, and the press structure setting is being pacified
It shelves, mounting rack is equipped with for being oriented to the guide frame for assembling the alignment rod, to realize alignment rod on machine frame
Upper and lower guiding movement.
The utility model has the advantages that mounting rack is detachably mounted on pillar, and press structure and guide frame are installed in mounting rack
On, therefore, when installing arc-chutes, mounting rack, guide frame and press structure can be subjected to integral demounting, to facilitate arc extinguishing
Room is lifted on support.In addition, mounting rack with pillar is removable matches, when assembling and disassembling arc-chutes, mounting rack can be disassembled, pacified
It shelves after disassembling, righting board is able to drive pillar to open position movement, and pillar is avoided to influence arc-chutes in tooling
Lifting.
Further, guide frame is the long hole vertically extended.
The utility model has the advantages that guide frame is the long hole vertically extended, simply and easily alignment rod is oriented to.
Further, the press structure includes screw rod of the spinning on mounting rack, and screw rod vertically extends, screw rod
Lower end is equipped with briquetting by revolute pair, and the screw rod applies press active force to rod head by briquetting.
The utility model has the advantages that screw rod can be realized the stepless changing moved up and down, the control of screw rod amount of spin size can be passed through
Control the amount of moving down of screw rod, the amount of moving down of briquetting controlled with this, thus realize press structure to contact pressure spring it is accurate under
Pressure, and be coupled between screw rod and briquetting by revolute pair, the rotational action for being avoided as much as screw rod drives rod head
Rotation.
Further, machine frame includes support setting lower supporting rod on the support, the horizontal slide rail be installed in it is described under
On pillar.
The utility model has the advantages that horizontal slide rail by lower supporting rod support be mounted in the support plate, and lower supporting rod then can to the greatest extent can
The sight that operator can be blocked less facilitates operator to observe the placement situation of arc-chutes on the supporting plate, to do in time
The adjustment of installation action.
Further, location structure is arranged on the support.
The utility model has the advantages that location structure is integrated on the support, simplify the structure of arc extinguishing chamber contact pressure spring assembly tooling.
Detailed description of the invention
Fig. 1 has assembled for the arc-chutes that are applicable in of arc extinguishing chamber contact pressure spring assembly tooling in the present invention and contact compression spring component
At state diagram；
Fig. 2 is the structural schematic diagram of the static side threaded hole of arc-chutes in Fig. 1；
The structural schematic diagram for the contact compression spring component that Fig. 3 is applicable in for arc extinguishing chamber contact pressure spring assembly tooling in the present invention；
Fig. 4 is the structural schematic diagram of arc extinguishing chamber contact pressure spring assembly tooling in the present invention；
Fig. 5 is that two righting boards of arc extinguishing chamber contact pressure spring assembly tooling in the present invention are in the schematic diagram of open position；
Fig. 6 is the signal that arc extinguishing chamber contact pressure spring assembly tooling cooperates with corresponding arc-chutes and contact compression spring component in the present invention
Figure；
In figure: 1. arc-chutes；11. movable contact rod；12. touch base；13. static side threaded hole；2. contact compression spring component；21. locking spiral shell
It is female；22. contact pressure spring；23. spring strut；24. sliding block；25. plug；26. fitting body；261. rod head pin shaft holes；3. tooling
Frame；31. support plate；32. positioning jack；33. lower supporting rod；34. upper supporting column；35. mounting rack；36. alignment rod；37. distance rod；
38. briquetting；39. horizontal slide rail；310. righting board；311. arc groove.
Specific embodiment
The arc-chutes and contact compression spring component that the assembly tooling of contact pressure spring is applicable in assembly in the present invention are as shown in Figure 1, touching
Head compression spring component 2 is mounted in the movable contact rod 11 of moving contact transmission connection of 1 upper end of arc-chutes.Wherein, as shown in Fig. 2, going out
The lower end of arc chamber 1 is opened up there are four static side threaded hole 13.And the concrete composition and structure of contact compression spring component 2 are as shown in figure 3, touching
Head compression spring component 2 include spring strut 23, the contact pressure spring 22 being sleeved in spring strut 23, sliding block 24, fitting body 26 and with bullet
The fixation stop part of 23 fixing assembling of spring cylinder, wherein sliding block 24 is together with the threaded connection fixing assembling of fitting body 26, to be formed
Rod head, fixed stop part and rod head block cooperate, and then contact pressure spring is limited in its maximum by rod head
At release travel, rod head had not only been able to achieve the articulated connection with insulated pull rod, but also can guarantee and fill with the press of contact pressure spring 22
Match, specifically, corresponding rod head pin shaft hole 261 is arranged, in fitting body 26 to draw by articulated shaft with corresponding insulation
Bar hinge mounted.
The fixation stop part of contact compression spring component 2 involved in the present invention is plug 25, and 25 periphery of plug has external screw thread,
Corresponding, the upper end of spring strut 23 has the internal screw thread being adapted to the external screw thread of plug 25.In addition, fitting body 26 and 24 spiral shell of sliding block
Line connects, and offers connector pull rod pin shaft hole 261 in fitting body 26, for being articulated and connected with corresponding pull rod.
The embodiment of arc extinguishing chamber contact pressure spring assembly technology in the present invention, the assembly technology in the embodiment specifically include as
Lower step:
(1) rotational restraint is carried out to arc-chutes 1 on arc-chutes 1 are circumferential, to determine the quiet of arc-chutes 1 in 1 circumferential direction of arc-chutes
The position of threaded hole 13 is held, and makes spring strut 23 together with 11 fixing assembling of movable contact rod of arc-chutes 1, in spring strut 23
It is packed into contact pressure spring 22 and rod head, in the orientation of the rod head pin shaft hole 261 of the circumferential upper centering rod head of arc-chutes 1
And it is circumferential upper to rod head progress rotational restraint in arc-chutes 1 so that rod head pin shaft hole 261 on rod head with go out
Positional relationship of the static side threaded hole 13 of arc chamber 1 in 1 circumferential direction of arc-chutes meets design matching requirements；
(2) 22 compressive deformation of contact pressure spring is driven by pressing rod head, until 22 compressive deformation of contact pressure spring extremely setting
At maximum release travel；
(3) the fixation stop part that fixing assembling and rod head block cooperate on spring strut 23, and then contact pressure spring 22 is limited
System completes the assembly of contact pressure spring 22 at its maximum release travel.
In above-mentioned assembly technology, first by spring strut 23 together with 11 fixing assembling of movable contact rod of arc-chutes 1, then
Contact pressure spring 22 and rod head are fitted into spring strut 23 again, assembled more convenient.
In addition, it is desirable to carry out rotational restraint to arc-chutes 1 on arc-chutes 1 are circumferential, and in the circumferential upper centering of arc-chutes 1
The orientation of the rod head pin shaft hole 261 of rod head simultaneously carries out rotational restraint to rod head, and then in press rod head
Before, so that the rod head pin shaft hole 261 of rod head is circumferentially in arc-chutes 1 with the static side threaded hole 13 on arc-chutes 1
It is corresponding, during press, so that the rod head under the conditions of restrained is not in rotation, guarantee to draw in assembling process
Knock-off joint pin shaft hole 261 is corresponding always with the static side threaded hole 13 on arc-chutes 1, so that after the assembly is completed, meeting design
Matching requirements.
In assembly technology provided by the present embodiment, arc-chutes 1 and rod head are determined in 1 circumferential direction of arc-chutes
Position, and spring strut 23 is not only facilitated first with the movable contact rod fixing assembling of arc-chutes 1 and guarantees final assembly precision, moreover,
It is convenient that contact pressure spring 22, rod head are packed into spring strut 23, also facilitate the fixing assembling on spring strut 23 to fix stop part,
To complete the assembly of contact pressure spring.
In fact, in step 1, either circumferential constraint first is carried out to arc-chutes 1, it can also be first by spring strut 23
With 11 fixing assembling of movable contact rod of arc-chutes 1, can be determined according to practical 1 size of arc-chutes, if 1 size of arc-chutes
If larger, arc-chutes 1 can be first positioned, then assemble spring strut 23 on arc-chutes 1, it, can be with if arc-chutes 1 are lesser
Directly by spring strut 23 and 11 fixing assembling of movable contact rod, then circumferential constrain is carried out to arc-chutes 1 and is positioned.Present invention offer can be real
The embodiment 1 of the contact pressure spring assembly tooling of existing above-mentioned assembly technology, as shown in figure 4, contact pressure spring assembly tooling includes tooling
Frame 3 and be assemblied on machine frame 3 alignment rod 36 and press structure.Wherein, alignment rod 36 is used for and corresponding fitting body 26
Rod head pin shaft hole 261 it is mating, press structure be then used for contact compression spring component 2 apply pressure, by contact pressure
Spring 22 is compressed.
Further, machine frame 3 includes being used to support the support for placing arc-chutes 1 and for positioning to arc-chutes 1
Location structure.Wherein, location structure vertically extends, and cooperates with the static side threaded hole 13 on arc-chutes 1 to arc-chutes 3
It is positioned, arc-chutes 3 rotate during contact pressure spring assembles in order to prevent, and location structure is provided at least two
It is a.Alignment rod 36 is then assemblied on machine frame 3 to guiding movement along the vertical direction, is positioned, is prevented for butt joint body 26
Fitting body 26 circumferentially rotates in assembling process along arc-chutes 1, and alignment rod 36 and the location structure have setting
Positional relationship, so that it is guaranteed that rod head pin shaft hole 261 and static side threaded hole 13 are in 1 circumferential direction of arc-chutes after the assembly is completed
Positional relationship meets design requirement.
In the present embodiment, support is plate structure, and location structure is arranged on the support.Specifically, support is circular branch
Fagging 31, location structure are the positioning jack 32 for being provided with the middle part of support plate 31, in use, arc-chutes 1 and support plate 31 it
Between positioning pin is set, one end of positioning pin is plugged in static side threaded hole 13, and other end is plugged in positioning jack 32, thus
It realizes the positioning to arc-chutes 1 in the horizontal direction, level sliding when by External force interference of arc-chutes 1 is prevented to be detached from support plate
31 and cause its porcelain shell injured or break up.And arc-chutes 1 rotate in order to prevent, there are four the settings of positioning jack 21, after mounting
Rotational restraint can be carried out to arc-chutes on arc-chutes are circumferential, to determine the static side screw thread of arc-chutes 1 in arc-chutes circumferential direction
The position in hole 13.
In other embodiments, in order to enhance locating effect, positioning jack can be more than four, certainly, in order to produce and
It is easy for installation, two or three positioning jacks can also be only set.About the structure type of location structure, in other embodiments
In, location structure can also be the fastening screw of setting on the supporting plate, and fastening screw herein is used for and the phase on arc-chutes
Answer static side threaded hole mating, to limit to arc-chutes, the quantity of fastening screw is no less than two.Certainly, because it is fixed
Bit architecture has two or more, at least one location structure can be designed as to positioning jack, and at least one location structure is set
It is calculated as fastening screw, fastening screw herein is mating for static side threaded hole corresponding on arc-chutes, and positioning jack
Then for being by intermediate bolt static side threaded hole location fit corresponding on arc-chutes, positioning jack and fastening screw cooperation
It can be achieved to constrain the circumferential direction of arc-chutes.
For the structure of support, in other embodiments, support can also be non-plate structure, and e.g., support can also be
At this point, location structure is no longer arranged on the support, but location structure is specially arranged in latticed support frame on machine frame,
Such as, fastening screw is set on machine frame, and the gap that fastening screw passes through among support frame overhangs upwards, matches with static side threaded hole
It closes or machine frame includes the positioning plate that support frame lower end is arranged in, positioning corresponding with static side threaded hole is opened up on positioning plate
Hole positions arc-chutes by plugging positioning pin between static side threaded hole and location hole.
Further, to prevent arc-chutes 1 from toppling in the assembling process of contact pressure spring, machine frame 3 further includes at least two
A righting board being reciprocally moveable, each righting board have the closure row for moving toward one another each righting board during it reciprocatingly slides
Journey, and make the opening stroke of each righting board back movement, each righting board has constraint position in closing stroke end, in constraint
Position each righting board along arc-chutes 1 circumferentially, and arc-chutes 1 radially with arc-chutes 1 constraint cooperation to support righting to go out
Arc chamber 1, each righting board are opening end of travel with open position, so that arc-chutes 1 are along the vertical direction by in arc-chutes 1
Radially support righting arc-chutes 1.When all righting boards in constraint position when, surround for being adapted to arc-chutes movable contact rod
The location hole of grafting is respectively provided with the part hole wall for surrounding the location hole on each righting board.
Specifically as shown in figure 4, machine frame 3 includes two openable and closable righting boards 310, and in order to realize that righting board 310 can
Installation of the reciprocating movement ground on machine frame 3, machine frame 3 further include horizontal slide rail, and in the present embodiment, machine frame 3 includes two
The horizontal slide rail 39 of anterior-posterior horizontal arrangement, each righting board 310 cooperates with forward and backward horizontal slide rail respectively, so that two righting boards 310
It can be opposite along horizontal slide rail and to privately reciprocatingly sliding.
The opposite one end of two righting boards 310 offers arc groove 311.When two righting boards 310 are in constraint position, two are helped
311 make-up of arc groove on positive 310 opposite end of plate surrounds the location hole with the cooperation of the movable contact rod 11 of arc-chutes 1, to arc-chutes
1 radial support righting.Certainly, when the chucking power between two righting boards is larger, the frictional force between righting board and arc-chutes is utilized
In the case where can guarantee that arc-chutes will not topple over, arc groove can be not provided on two righting boards.Two horizontal slide rails then pass through four
Root lower supporting rod 33 is fixed in support plate 31.It, in other embodiments, can be with for the cooperation position of righting board and arc-chutes
Cooperate the porcelain shell of righting board and arc-chutes, righting board causes to damage to porcelain shell in order to prevent, contacts in righting board with porcelain shell
Position adds rubber pad.
In other embodiments, a horizontal slide rail can also be only set, and two righting boards are assemblied in level to anticreep up and down
On sliding rail, and two righting boards are that one end is assemblied on horizontal slide rail, and other end level overhangs, to ensure that horizontal slide rail will not
Interfere with arc-chutes.It is of course also possible to which two or more horizontal slide rails are arranged, each sliding rail is along the circumferential radially cloth of arc-chutes
It sets, and the distance between each sliding rail opposite end meets arc-chutes and can pass through along the vertical direction, corresponding every sliding rail is respectively mounted one
A righting board, when each righting board is in righting position, each righting board towards one end of arc-chutes relative to horizontal slide rail overhang and
Cooperate with the movable contact rod of arc-chutes, to support righting arc-chutes.
And in order to install press structure, upper supporting column 34 is separately installed on two righting boards 310, the upper end of upper supporting column 34 is removable
Mounting rack 35 is installed, presses structure setting on mounting rack 35.In the present embodiment, press structure includes spinning in mounting rack 35
On screw rod 37, screw rod 37 vertically extends, and 37 lower end of screw rod is equipped with briquetting 38 by revolute pair, specifically, screw rod
Cooperated between 37 and briquetting 38 by thrust bearing.When screw rod 37 rotates relative to mounting rack and moves down screw rod 37,
Screw rod 37 applies press active force to rod head by briquetting 38.Mounting rack 35 is mounted on two righting boards 310 on corresponding
Pillar 34 locks mounting rack 35 to two righting boards 310 by upper supporting column 34, so that two righting boards 310 can not
It freely separates, to steadily and reliably carry out righting to arc-chutes 1.
The left and right ends of mounting rack 35 also have the riser structure to overhang downwards, and structurally corresponding be provided with of two risers is used for
To the guide frame that alignment rod 36 is oriented to, in the present embodiment, guide frame is the vertically side being provided in riser structure
To the long hole of extension.In other embodiments, guide frame can also be folding vertically extending in riser structure
Elongated slot, at this point, at least one in two riser structures be it is removable be mounted on mounting rack, pacify in by righting rod directional guiding structure
When dress, wherein at least one riser structure is removed, is installed in guide frame to alignment rod and then consolidates riser structure
It is scheduled on mounting rack.
In the present embodiment, support plate 31, lower supporting rod 33, horizontal slide rail 39, righting board 310 and mounting rack 35 constitute work
Shelve 3.In other embodiments, to simplify structure, mounting rack no longer passes through upper supporting column and is fixed on righting board, but by vertical
Column is directly anchored in support plate, and horizontal guide rail is fixed at the proper height of column.At this point, bottom plate, column and
Mounting rack constitutes machine frame, and horizontal guide rail and righting board are then mounted on machine frame.Certainly, if arc-chutes are on bottom plate
After installing, ensuring that arc-chutes during the installation process by the constraint of its own gravity and location structure will not incline
Under the premise of, righting board can be not provided with.
Using when contact pressure spring is assembled in the assembly tooling of arc extinguishing chamber contact pressure spring in the present invention, operational sequence are as follows:
The first step first disassembles mounting rack 35, then pulls open two righting boards, 310 back movement, in two righting boards
The channel passed through along the vertical direction for arc-chutes 1 is formed between 310, arc-chutes 1 is sling using crane, in 1 bottom of arc-chutes
It is inserted into positioning pin at least two static side threaded holes 13, and arc-chutes 1 are packed into tooling along the vertical direction, is placed on support plate 31
On, so that positioning pin is inserted into corresponding positioning jack 32, and make 11 fixing assembling of movable contact rod of spring strut 23 Yu arc-chutes 1
Together, as shown in figure 5, two righting boards 310 closure is then pushed to reach righting position again, radial support is carried out to arc-chutes 1 and is helped
Just.Mounting plate 35 is fixed on upper supporting column 34, and alignment rod 36 is passed through into rod head pin shaft hole 361 and is mounted on guiding knot
In structure, during passing through, rotating tension bar connector 36 is needed so that rod head pin shaft hole 361 is directed at alignment rod 36, in fact
The centering of existing rod head pin shaft hole 361, so that the static side of rod head pin shaft hole 361 and arc-chutes 1 on rod head 36
Positional relationship of the threaded hole 13 in 1 circumferential direction of arc-chutes meets design matching requirements, as shown in Figure 6.
Second step, rotary screw rod 37, screw rod 37 move down and push rod head by briquetting 38, and rod head moves down
Contact pressure spring 22 is compressed, until at contact pressure spring compressive deformation to the maximum release travel of setting.
Plug 25 and spring strut 23 are screwed on by third step, and contact pressure spring 22 is limited at its maximum release travel, is completed
The assembly of contact pressure spring.
Based on such tool structure and assembly process, when being assembled to contact pressure spring 22, due to first to arc-chutes 1
Static side threaded hole 13 positioned, to determine position of the static side threaded hole 13 in 1 circumferential direction of arc-chutes, therefore, subsequent need
Centering is carried out to rod head pin shaft hole 261, meanwhile, the alignment rod 36 of setting facilitates rod head pin shaft hole 261
Centering.Moreover, because the guiding movement in the up-down direction of alignment rod 36, therefore, alignment rod 36 can also be in assembling process to drawing
Knock-off joint and rod head pin shaft hole 261 are positioned, it is ensured that after the assembly is completed, rod head pin shaft hole 261 and static side screw thread
Positional relationship of the hole 13 in arc-chutes circumferential direction still with setting.Further, when assembly, first spring strut 23 is fixed on and is gone out
In the movable contact rod 11 of arc chamber 1, the operating space for screwing lock nut 21 is relatively large, convenient that spring strut 23 is fixed.
The setting of top-pressure mechanism then facilitates the subsequent compression to contact pressure spring 22.
The embodiment 2 of arc extinguishing chamber contact pressure spring assembly tooling in the present invention, unlike the first embodiment, in embodiment 1,
Press structure includes screw rod and briquetting, and screw rod spinning is on mounting rack, in the present embodiment, no longer setting mounting rack and screw rod,
Pressure head, but directly on machine frame install a cylinder, due to the push rod of cylinder only do stretching motion without rotate,
The lower end of push rod does not have to that briquetting is arranged again and directly presses and cooperates with rod head.At this point, in order to carry out upper and lower to alignment rod
To guiding then using machine frame as matrix, guide frame for being oriented to alignment rod is set on machine frame.
The embodiment 3 of arc extinguishing chamber contact pressure spring assembly tooling in the present invention, unlike the first embodiment, in embodiment 1,
The structures such as support plate, sliding rail, the mounting plate of machine frame are attached by upper supporting column and lower supporting rod, in the present embodiment, machine frame
The structures such as support plate, mounting rack, horizontal slide rail be all to be fixed on a riser.
The embodiment 4 of arc extinguishing chamber contact pressure spring assembly tooling in the present invention, unlike the first embodiment, in embodiment 1
Righting board realizes slide switching by sliding rail, and in the present embodiment, two righting boards are coaxially hinged on machine frame along vertical axis
On, so that two righting boards form openable and closable scissor type structure.At this point, no longer needing to installation horizontal slide rail.
Claims (10)
1. arc extinguishing chamber contact pressure spring assembly technology, characterized in that include the following steps:
(1) rotational restraint is carried out to arc-chutes on arc-chutes are circumferential, to determine the static side spiral shell of arc-chutes in arc-chutes circumferential direction
The position of pit, and make spring strut together with the movable contact rod fixing assembling of arc-chutes, contact pressure spring is packed into spring strut
And rod head, in the circumferential above orientation of the rod head pin shaft hole of centering rod head of arc-chutes and in arc-chutes circumferential direction Shang pair
Rod head carries out rotational restraint, so that the static side threaded hole of rod head pin shaft hole and arc-chutes on rod head is in arc extinguishing
Positional relationship in the circumferential direction of room meets design matching requirements；
(2) contact pressure spring compressive deformation is driven by pressing rod head, until maximum of the contact pressure spring compressive deformation to setting
At release travel；
(3) the fixation stop part that fixing assembling and rod head block cooperate on spring strut, and then contact pressure spring is limited in
At its maximum release travel, the assembly of contact pressure spring is completed.
2. a kind of arc extinguishing chamber contact pressure spring assembly tooling, characterized in that including machine frame；
Machine frame has the support for being used to support and placing arc-chutes；
Machine frame is equipped at least two location structures vertically extended；
All location structures are positioning jack or are at least one of fastening screw or all location structures positioning knot
Structure is positioning jack, at least one location structure is fastening screw, and the fastening screw is used for and the corresponding static side on arc-chutes
Threaded hole is mating, and the positioning jack is used to match by the static side threaded hole positioning corresponding on arc-chutes of intermediate bolt
It closes；
Be additionally provided with the alignment rod of the assembly of guiding movement along the vertical direction on machine frame, alignment rod be used for on corresponding rod head
Rod head pin shaft hole grafting；
In arc-chutes circumferential direction, the alignment rod and the location structure have the positional relationship set, in arc-chutes circumferential direction
The orientation of the rod head pin shaft hole of upper centering rod head, so that the rod head pin shaft hole and the static side screw thread
Positional relationship of the hole in arc-chutes circumferential direction meets design matching requirements；
Machine frame is equipped with press structure, for press downwards rod head with by rod head by the contact pressure spring in spring strut
It is compressed at the maximum release travel of setting, for assembly crewman's fixing assembling and cooperation of rod head block on spring strut
Fixed stop part, and then contact pressure spring is limited at its maximum release travel.
3. arc extinguishing chamber contact pressure spring assembly tooling according to claim 2, characterized in that reciprocating movement on the machine frame
At least two righting boards that at least two righting boards either machine frame includes reciprocating movement are equipped with, each righting board is reciprocal at it
There is the closing stroke for moving toward one another each righting board in active procedure, and make the opening stroke of each righting board back movement,
Each righting board has constraint position in closing stroke end, and each righting board in constraint position circumferentially, and is going out along arc-chutes
Arc chamber, which is radially constrained with arc-chutes, to be cooperated to support righting arc-chutes, and each righting board has open position in opening end of travel,
So that arc-chutes pass through along the vertical direction.
4. arc extinguishing chamber contact pressure spring assembly tooling according to claim 3, characterized in that all righting boards are in constraint
The location hole for being adapted to grafting with arc-chutes is surrounded when position, is respectively provided with the portion for surrounding the location hole on each righting board
Divide hole wall.
5. arc extinguishing chamber contact pressure spring assembly tooling according to claim 4, characterized in that be equipped with horizontal cunning on machine frame
Rail structure or machine frame include horizontal slide rail structure, and there are two the righting board settings, and two righting boards are mounted on horizontal slide rail
It is upper and can slide opposite along horizontal slide rail, opposite to each other to realize the closing stroke of righting board, the opening stroke, so that
Righting board reciprocating movement is assemblied on the machine frame.
6. arc extinguishing chamber contact pressure spring assembly tooling according to claim 5, characterized in that machine frame includes the level
Righting board described in sliding rail and two is respectively arranged with upper supporting column on two righting boards, and the machine frame includes removable is assemblied in
Mounting rack on pillar, for the press structure setting on mounting rack, mounting rack, which is equipped with, assembles the alignment rod for being oriented to
Guide frame, to realize up and down guiding movement of the alignment rod on machine frame.
7. arc extinguishing chamber contact pressure spring assembly tooling according to claim 6, characterized in that the guide frame is vertically
The long hole that direction extends.
8. arc extinguishing chamber contact pressure spring assembly tooling according to claim 6, characterized in that the press structure includes spinning
Screw rod on mounting rack, screw rod vertically extend, and screw lower end is equipped with briquetting by revolute pair, and the screw rod passes through
Briquetting applies press active force to rod head.
9. arc extinguishing chamber contact pressure spring assembly tooling according to claim 5, characterized in that machine frame includes that support setting exists
Lower supporting rod on support, the horizontal slide rail are installed on the lower supporting rod.
10. according to arc extinguishing chamber contact pressure spring assembly tooling described in claim 2-9 any one, characterized in that location structure
Setting is on the support.
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| CN201910516522.XA CN110310852B (en) | 2019-06-14 | 2019-06-14 | Assembly process and assembly tool for arc extinguish chamber contact pressure spring |
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| CN201910516522.XA CN110310852B (en) | 2019-06-14 | 2019-06-14 | Assembly process and assembly tool for arc extinguish chamber contact pressure spring |
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| CN110310852B CN110310852B (en) | 2021-02-23 |
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| CN113009190A (en) * | 2019-12-19 | 2021-06-22 | 河南平芝高压开关有限公司 | GIS is with experimental frock of single insulating pull rod and test equipment |
| CN113035610A (en) * | 2019-12-09 | 2021-06-25 | 河南平高电气股份有限公司 | Single-pole assembly tool for isolating switch |
| CN113290367A (en) * | 2021-04-30 | 2021-08-24 | 深圳市迪尔泰设备有限公司 | Motor assembling process, press-fitting device and assembling production line |
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