CN112992575B - Movable and static tube core alignment assembly tool of vacuum arc extinguish chamber - Google Patents
Movable and static tube core alignment assembly tool of vacuum arc extinguish chamber Download PDFInfo
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- CN112992575B CN112992575B CN201911302620.XA CN201911302620A CN112992575B CN 112992575 B CN112992575 B CN 112992575B CN 201911302620 A CN201911302620 A CN 201911302620A CN 112992575 B CN112992575 B CN 112992575B
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- 230000003068 static effect Effects 0.000 title claims abstract description 183
- 238000004880 explosion Methods 0.000 abstract description 5
- 230000006978 adaptation Effects 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 description 14
- 238000009434 installation Methods 0.000 description 10
- 230000000903 blocking effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 229910052573 porcelain Inorganic materials 0.000 description 6
- 239000000919 ceramic Substances 0.000 description 4
- 238000005219 brazing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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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
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Abstract
The invention relates to a vacuum arc-extinguishing chamber moving and static tube core aligning and assembling tool. The alignment assembly tool for the moving and static tube cores of the vacuum arc extinguish chamber comprises a tool support, a moving tube core flat section positioning piece and a static tube core positioning pin, wherein the static tube core positioning pin extends along the front-back direction, and the front end of the static tube core positioning pin is a positioning end which is horizontally inserted into a static tube core contact chute to position a static tube core contact; the static tube core positioning pin is movably arranged on the tool support along at least one direction vertical to the extending direction of the positioning pin, the vacuum arc extinguish chamber assembling tool is inserted into the chute on the static tube core through the positioning pin to enable the chute notches of the contact on the static tube core and the moving tube core to be aligned, when the size specification of the vacuum arc extinguish chamber changes, the position of the static tube core positioning pin can be adjusted to adapt to the size of the vacuum arc extinguish chamber within a certain range, and the tool corresponding to the vacuum arc extinguish chambers one to one does not need to be additionally arranged. The problem of current vacuum interrupter assembly fixture only adaptation an explosion chamber cause high use cost when fixing a position sound tube core is solved.
Description
Technical Field
The invention relates to a vacuum arc-extinguishing chamber moving and static tube core aligning and assembling tool.
Background
The vacuum arc extinguish chamber comprises a static cover plate, a static tube core, a porcelain shell, a movable tube core, a movable cover plate and the like, in order to improve the arc extinguishing capability, the movable tube core and the static tube core can adopt cup-shaped structure contacts with chutes, and the chutes of the contacts on the movable tube core and the static tube core are required to be aligned during assembly.
Application publication number is CN108962648A, Chinese patent application that application publication date is 2018.12.07 discloses a vacuum interrupter assembly calibration anchor clamps, including the calibration unit that is used for calibrating single vacuum interrupter, the calibration unit includes the end location bolt and the quiet tube core location structure of moving that the upper and lower direction coaxial arranged, move the end location bolt and be used for pegging graft with the screw hole coaxial positioning of moving the tube core, quiet tube core location structure is used for assembling with quiet tube core coaxial positioning, quiet tube core location structure top is equipped with the righting structure of righting vacuum interrupter, when carrying out vacuum interrupter's assembly, quiet tube core location structure and quiet tube core coaxial positioning installation, move end location bolt and move the coaxial grafting of screw hole of tube core, guarantee quiet tube core and the axiality of moving the tube core, the structure of righting can right quiet apron, parts such as porcelain shell, vacuum interrupter's assembly precision has been improved.
When the movable and static contacts with the chutes are assembled by using the tool, the movable tube core and the static tube core are positioned by the static tube core positioning structure at the bottom and the fixed flat body at the top, so that the alignment of the chute openings of the contacts on the movable tube core and the static tube core can be ensured. Because actual need, the explosion chamber is many in kind, and the size that moves the tube core and is different with quiet tube core, and in the actual production process, the explosion chamber of every model need set up one set of assembly fixture to the vacuum explosion chamber of different specifications of adaptation, use cost is higher.
Disclosure of Invention
The invention aims to provide a vacuum arc-extinguishing chamber moving and static tube core aligning and assembling tool, which is used for solving the problem of high use cost caused by the fact that the existing vacuum arc-extinguishing chamber assembling tool is only matched with one type of arc-extinguishing chamber when the moving and static tube cores are positioned.
The invention relates to a vacuum arc extinguish chamber moving and static tube core aligning and assembling tool, which adopts the following technical scheme:
vacuum interrupter sound tube core is adjusted well assembly fixture includes:
the fixture support is provided with a static tube core bearing part for bearing a static tube core of the vacuum arc extinguish chamber, and the static tube core bearing part can enable the static tube core to rotate relative to the static tube core bearing part;
the movable tube core flat section positioning piece is arranged on the tool bracket and is provided with a flat section positioning surface which is used for positioning and matching with the flat section plane on the movable tube core;
the static tube core positioning pin extends along the front-back direction, and the front end of the static tube core positioning pin is a positioning end which is horizontally inserted into the static tube core contact chute to position the static tube core contact;
the static tube core positioning pin is movably arranged on the tool support along at least one direction vertical to the extension direction of the positioning pin, so that the position of the static tube core positioning pin can be adjusted, and then the movable tube core contact chute notch and the static tube core contact chute notch are aligned when the static tube core positioning pin and the movable tube core flat section positioning piece are respectively matched with the movable tube core and the static tube core in a positioning way;
and the position locking structure is used for keeping the position of the static tube core positioning pin after the position of the static tube core positioning pin is adjusted.
The invention has the beneficial effects that: the vacuum interrupter assembly fixture inserts the chute on the quiet tube core through the locating pin and makes quiet tube core and move the contact chute notch on the tube core align, and when vacuum interrupter size specification changed, the position of quiet tube core locating pin can be adjusted, adapts to the size of the vacuum interrupter in the certain limit, need not set up in addition with the frock of vacuum interrupter one-to-one. The problem of current vacuum interrupter assembly fixture only adaptation an explosion chamber cause high use cost when fixing a position sound tube core is solved.
Furthermore, the static tube core positioning pin can be movably arranged on the tool bracket along the left-right direction, so that the position of the static tube core positioning pin can be adjusted in the left-right direction. The position of the left and right directions can be adjusted more conveniently.
Further, be provided with the locating pin seat on the frock support, be equipped with the locating pin regulating block on the locating pin seat, the assembly of locating pin regulating block horizontal slip is on the locating pin seat, and quiet tube core locating pin front and back direction slip assembly is on the locating pin regulating block, and position locking structure includes locating pin regulating block fastener, and locating pin regulating block fastener configuration is on the locating pin seat for the position of fixed locating pin regulating block in order to keep quiet tube core locating pin after the locating pin regulating block position adjustment targets in place. The front and the back of the fixed tube core positioning pin can move to be conveniently inserted into the chute.
Furthermore, a positioning pin seat long hole is formed in the positioning pin seat, a positioning pin adjusting block is assembled in the positioning pin seat long hole in a sliding mode, two ends of the positioning pin adjusting block extend out of the positioning pin seat long hole, the positioning pin adjusting block comprises a guide matching section which is located in the positioning pin seat long hole and is in guide sliding fit with the positioning pin seat long hole, a blocking section which is used for enabling the static tube core positioning pin to penetrate through and is in blocking fit with the static tube core positioning pin up and down, and a fixing section which is used for fixing the positioning pin adjusting block in a matching mode with an adjusting block fastening piece, the blocking section and the fixing section are located on two sides of the guide matching section, the positioning pin adjusting block fastening piece is a fastening nut which is in threaded connection with the fixing end, and acting force is applied to the positioning pin adjusting block through screwing the fastening nut so that the blocking section compresses the static tube core positioning pin on the positioning pin seat, and the positioning pin adjusting block is fixed. The static tube core positioning pin and the positioning pin adjusting block can be fixed simultaneously through the fastening nut, so that the fixing structure is simplified, and the operation is convenient.
Furthermore, the positioning pin seat can be vertically movably arranged on the tool bracket, so that the vertical position of the static tube core positioning pin can be adjusted. The static tube core positioning pin can adapt to static tube core positioning pins with different heights.
Further, the tool support comprises a stand column, the locating pin base is assembled on the stand column in a vertically guiding sliding mode, a fixed through groove for the stand column to penetrate through is formed in the locating pin base, and the locating pin base fastening piece for fixing the locating pin base and the stand column is achieved through tightening the opening at the opening of the fixed through groove by the position locking structure. Through tightening up open-ended mode and stand cooperation, simple structure, convenient operation.
Furthermore, the static tube core positioning pin can be arranged on the tool bracket in a front-back movable mode so that the static tube core positioning pin can be inserted into or withdrawn from the static tube core contact chute in a front-back movable mode. The front and the back of the fixed pipe core positioning pin can move to be conveniently inserted into the inclined groove.
Furthermore, the static tube core positioning pin can be vertically movably arranged on the tool bracket, so that the vertical position of the static tube core positioning pin can be adjusted. The tube core positioning pin can adapt to static tube core positioning pins with different heights.
Furthermore, the movable tube core flat section positioning pieces are arranged in pairs, the two movable tube core flat section positioning pieces are used for clamping and positioning the movable tube core flat sections, and the flat section positioning pieces of the flat section positioning pieces are movably arranged on the tooling support along at least one direction perpendicular to the extending direction of the positioning pins so as to adjust the positions of the movable tube core flat section positioning pieces. The positions of the flat-section positioning piece and the static tube core positioning pin are adjustable, so that the tool is suitable for vacuum arc extinguish chambers with large ranges, and the assembly efficiency can be improved.
Further, be provided with flat section positioning element seat on the frock support, be equipped with flat section setting element regulating block on the flat section positioning element seat, flat section setting element regulating block horizontal slip assembly is on flat section positioning element seat, still disposes the flat section setting element regulating block fastener that is used for fixing flat section setting element regulating block after flat section setting element regulating block position adjustment targets in place on the flat section positioning element seat, moves the assembly of sliding around the flat section setting element of tube core on flat section setting element regulating block. The left, right, front and rear positions of the movable tube core flat section positioning piece are conveniently adjusted, and the installation efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of a vacuum interrupter adapted in a specific embodiment 1 of the vacuum interrupter moving and stationary tube core aligning and assembling tool of the present invention;
FIG. 2 is a schematic diagram of a pre-assembly calibration state of the vacuum interrupter moving and stationary die alignment assembly fixture according to embodiment 1 of the present invention;
FIG. 3 is a schematic view of the static die locating pin assembly of FIG. 1;
FIG. 4 is a schematic view of the assembled structure of the locating cotter of FIG. 1;
fig. 5 is a schematic view of a visual angle of a calibration state before assembly in the specific embodiment 1 of the vacuum interrupter moving and static tube core aligning and assembling tool of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5;
FIG. 7 is a schematic view of the locating pin adjustment block of FIG. 1;
FIG. 8 is a left side view of FIG. 7;
in the figure: 1-a vacuum arc-extinguishing chamber; 11-a static cover plate; 12-a stationary wick; 121-contact chute; 13-a lower end shield; 14-lower porcelain shell; 15-middle seal ring; 16-a main shield; 17-mounting a porcelain shell; 18-an upper end shield; 19-moving the cover plate; 20-moving the tube core;
2-a tool support; 21-a base; 211-seat; 212-a guide rail; 22-upright post; 221-a guide bar; 23-a mobile station; 3-moving the flat section positioning piece of the tube core; 4-a static tube core positioning pin; 41-a mounting portion; 42-a locating portion; 5-positioning pin seat; 51-fixed through grooves; 52-positioning pin boss fastening bolts; 53-positioning the pin boss slot; 54-positioning pin adjusting block; 541-a guiding fitting section; 542-a stop section; 543-a fixed segment; 544-a fastening nut; 545-positioning pin perforation; 6-flat section positioning piece seat; 61-flat section positioning member seat slot; 62-a flat section positioning piece adjusting block; 621-a guide mating section; 622-a stop section; 624-a fastening nut; 63-fixing the through groove; and 64-fastening the bolt by the flat-section positioning piece seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating embodiments of the invention, are given by way of illustration only, not by way of limitation, i.e., the embodiments described are intended as a selection of the best mode contemplated for carrying out the invention, not as a full mode. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
The invention relates to a specific embodiment 1 of a vacuum arc-extinguishing chamber moving and static tube core alignment assembly tool, which comprises:
firstly, describing the structure and the assembly sequence of the vacuum arc-extinguishing chamber, as shown in fig. 1, the static tube core vacuum arc-extinguishing chamber 1 comprises a static cover plate 11, a static tube core 12, a lower end shield 13, a lower ceramic shell 14, a middle seal ring 15, a main shield 16, an upper ceramic shell 17, an upper end shield 18, a movable cover plate 19 and a moving tube core 20, wherein the end surface of one end of the static tube core 12 extending out of the inner cavity of the vacuum arc-extinguishing chamber 1 is a plane, and the plane can be supported on a tool to keep the static tube core vertical during assembly. During installation in the prior art, the movable cover plate 19 and the movable tube core 20 are pre-assembled. Firstly, placing a static cover plate 11 and a static tube core 12, positioning the static tube core 12, and limiting the circumferential rotation of the static tube core, as shown in fig. 6, aligning a moving tube core 20 and the static tube core 12 with a notch 122 of a contact chute 121 on the static tube core and the static tube core when the moving tube core and the static tube core are positioned and matched with a tool, sequentially installing a lower end shield cover 13, a lower ceramic shell 14, a middle seal ring 15, a main shield cover 16, an upper ceramic shell 17, an upper end shield cover 18, and finally installing a moving tube core 20 and a moving cover plate 19, then placing brazing solders among parts, and finally brazing in a vacuum furnace.
As shown in fig. 2 to 8, the moving and static tube cores aligning and assembling tool for the vacuum arc-extinguishing chamber comprises a tool support 2, a moving tube core flat section positioning piece 3 and a static tube core positioning pin 4, wherein the moving tube core flat section positioning piece and the static tube core positioning pin are arranged on the tool support 2. The tool support 2 comprises a base 21 and a column 22 fixed on the base 21, and a positioning pin seat 5 and a flat section positioning piece seat 6 are arranged on the column 22.
The static tube core positioning pin 4 is assembled on the positioning pin seat 5 in a sliding mode along the extension direction of the static tube core positioning pin 4, the front end of the static tube core positioning pin 4 is used for being horizontally inserted into a static tube core contact chute to position a static tube core contact, the static tube core positioning pin 4 is inserted into a contact chute 121 of the static tube core when in use, and the positioning end of the static tube core positioning pin 4 is matched with the contact chute 121 in a positioning mode to position the static tube core 12. In order to facilitate the assembly of the stationary pipe core positioning pin 4, the stationary pipe core positioning pin 4 in this embodiment includes an installation portion 41 and a positioning portion 42, the positioning end is located on the positioning portion 42, and the outer diameter of the positioning portion 42 is smaller than the outer diameter of the installation portion 41, so as to facilitate the installation of the stationary pipe core positioning pin 4.
As shown in fig. 3, in the present embodiment, the positioning pin seat 5 is slidably engaged with the column 22 in an up-and-down guiding manner so that the upper and lower positions thereof are adjustable, a fixing through slot 51 is formed in the positioning pin seat 5, a positioning pin seat fastening bolt 52 is disposed at an opening of the fixing through slot 51, the opening is narrowed by screwing the positioning pin seat fastening bolt 52 in a forward direction so that the positioning pin seat 5 is fastened with the column 22, the opening is restored by screwing the positioning pin seat fastening bolt 52 in a reverse direction so that the positioning pin seat 5 is loosened from the column 22, and the positioning pin seat 5 and the column 22 can be fixed by the positioning pin seat fastening bolt 52. When the positioning pin base fastening bolt 52 is loosened, the vertical position of the positioning pin base 5 can be adjusted. In order to prevent the positioning pin boss 5 from rotating relative to the upright post 22, the upright post 22 is provided with a guide strip 221 extending up and down, and the wall of the fixing through groove 51 is provided with a concave part which is in up-and-down guiding sliding fit with the guide strip 221.
As shown in fig. 3, 7 and 8, the positioning pin boss 5 is provided with a positioning pin boss long hole 53, the waist length of the positioning pin boss long hole 53 extends left and right, a positioning pin adjusting block 54 is fitted in the positioning pin boss long hole 53, the positioning pin adjusting block 54 is fitted in the positioning pin boss long hole 53 in a left and right guiding sliding manner, in this embodiment, the positioning pin adjusting block 54 extends up and down, two ends of the positioning pin adjusting block extend out of the positioning pin seat slot 53, the positioning pin adjusting block 54 comprises a guiding matching section 541 positioned in the positioning pin seat slot 53, a stopping section 542 in up-and-down stopping matching with the fixed tube core positioning pin 4 and a fixing section 543, a fastening nut 544 is arranged on the fixing section 543, under the action of the fastening nut 544, the positioning pin adjusting block 54 moves downwards to press the stationary die positioning pin 4, so that the stationary die positioning pin 4 and the positioning pin seat 5 are pressed tightly, and further realize the fixing of locating pin regulating block 54, locating pin seat 5, quiet tube core locating pin 4 three. In this embodiment, the stopping section 542 is located on the upper side of the positioning pin seat 5, and the stopping section 542 is provided with a positioning pin through hole 545 through which the stationary die positioning pin 4 passes, so as to facilitate installation of the positioning pin adjusting block 54. When the left and right positions of the static tube core positioning pin 4 need to be adjusted, the fastening nut 544 is loosened, the left and right positions of the static tube core positioning pin 4 are adjusted by moving the positioning pin adjusting block 54, and after the adjustment is finished, the fastening nut 544 is screwed down to fix the positioning pin adjusting block 54.
In summary, the vertical position of the stationary core positioning pin 4 can be adjusted by adjusting the positioning pin seat 5, and the horizontal position of the stationary core positioning pin 4 can be adjusted by adjusting the positioning pin adjusting block 54. The fastening nut 544 and the positioning pin seat fastening bolt 52 form a position locking structure for maintaining the position of the static tube core positioning pin after the position of the static tube core positioning pin is adjusted, in other embodiments, the position locking structure may be in other forms, or may be a friction damping structure between the positioning pin adjusting block and the positioning pin seat, and at this time, after the position of the positioning pin is adjusted, the positioning pin adjusting block maintains the position by means of friction resistance; the positioning pin adjusting block can be a screw nut mechanism and a gear rack mechanism which are connected with the positioning pin adjusting block, and can also be a jackscrew arranged on the positioning pin seat and used for tightly jacking the positioning pin adjusting block; the positioning pin can also be a plurality of adjusting holes arranged on the positioning pin seat, the adjusting holes are internally provided with bolts, the long holes of the positioning pin seat are communicated with the adjusting holes, the positioning pin adjusting block is provided with positioning holes corresponding to the adjusting holes, and the positions of the static tube core positioning pins are kept by the bolts penetrating through the positioning holes and the adjusting holes; the vertical position of the static tube core positioning pin can be kept between the positioning pin seat and the upright column by a screw nut mechanism, a jackscrew, a gear rack mechanism and the like according to the same principle.
As shown in fig. 1, fig. 3 and fig. 5, in this embodiment, the movable tube core flat section positioning element 3 is two positioning flat pins, and the two positioning flat pins are used for clamping and positioning the movable tube core flat section in a matching manner, so as to position the movable tube core. In this embodiment, a flat-section positioning member seat slot 61 is arranged on the flat-section positioning member seat 6, a flat-section positioning member adjusting block 62 is arranged in the flat-section positioning member seat slot 61, the positioning flat pin is assembled on the flat-section positioning member adjusting block 62 in a front-back guiding and sliding manner, the flat-section positioning member adjusting block 62 corresponds to two positioning flat pins one by one, the flat-section positioning member adjusting block 62 is assembled on the flat-section positioning member seat 6 in a left-right guiding and sliding manner, the left-right position of the positioning flat pin can be adjusted by adjusting the position of the flat-section positioning member adjusting block 62, the structure of the flat-section positioning member adjusting block 62 is the same as that of the positioning pin adjusting block 54, the flat-section positioning member seat comprises a guiding matching section 621 in the flat-section positioning member seat slot 61, a blocking section 622 and a fixing section which are matched with the positioning flat pin in a vertical blocking manner, the positioning flat pin penetrates through the blocking section 622, a fastening nut 624 is arranged on the fixing section, the flat-section adjusting block 62 moves downwards to compress the positioning flat pin, the positioning flat pin and the flat section positioning piece seat 6 are compressed, and then the flat section positioning piece seat 6, the positioning flat pin and the flat section positioning piece adjusting block 62 are fixed.
In this embodiment, the stopping section 622 is located on the upper side of the flat section positioning element seat 6, so as to facilitate the installation of the flat section positioning element adjusting block 62. When the left and right positions of the positioning flat pin need to be adjusted, the fastening nut 624 is loosened, the left and right positions of the positioning flat pin are adjusted by moving the flat section positioning piece adjusting block 62, and after the adjustment is finished, the fastening nut 624 is screwed down, so that the flat section positioning piece adjusting block 62 is fixed.
Flat section positioning element seat 6 sets up the top at locating pin seat 5, and sliding fit about flat section positioning element seat 6 and stand 22, fixed logical groove 63 has been seted up on flat section positioning element seat 6, the opening part of fixed logical groove 63 is equipped with flat section positioning element seat fastening bolt 64, it makes the opening narrow so that flat section positioning element seat 6 and stand 22 fasten to twist flat section positioning element seat fastening bolt 64 forward, it makes the opening recover to make flat section positioning element seat 6 loosen with stand 22 to twist flat section positioning element seat fastening bolt 64 backward. When the fastening bolt 64 of the flat-section positioning piece seat is loosened, the flat-section positioning piece seat 6 is in up-and-down guiding sliding fit with the upright column 22, and a concave part in up-and-down guiding sliding fit with the guide strip 221 is arranged on the groove wall of the fixing through groove 63 of the flat-section positioning piece seat 6.
As shown in fig. 2 and 5, in order to facilitate the installation of the vacuum interrupter, in this embodiment, the base 21 includes a base 211, a guide rail 212 fixed on the base 211, and a moving table 23 slidably assembled on the guide rail 212 in a front-back guiding manner, and the base 21 supports the stationary core 12 and the stationary cover 11 of the vacuum interrupter through the moving table 23, so that the position of the vacuum interrupter can be changed by the moving table 23 during the use process, and the upright 22 is prevented from affecting the assembling operation. The bottom surface of the static tube core 12 of the vacuum arc-extinguishing chamber is a plane, and the vacuum arc-extinguishing chamber is directly placed on the moving platform 23 during assembly in the embodiment, and the static tube core 12 is directly rotated when rotation is needed. The moving table 23 in this embodiment constitutes a static tube core 12 carrying part of the tool holder 2 for carrying the static tube core 12 of the vacuum interrupter. In this embodiment, in order to ensure the stability of the static cover plate 11 and the static tube core 12, when the static cover plate 11 and the static tube core 12 are placed on the moving platform 23, a pressure-bearing cushion block may be disposed on the moving platform 23 to ensure that the static cover plate 11 and the static tube core 12 are not tilted.
When the movable tube core 12 alignment assembly tool of the vacuum arc extinguish chamber is used specifically, the tool is calibrated by using the movable tube core to be assembled and the static tube core 12, the static tube core 12 is placed on the moving platform 23, the movable tube core is placed above the static tube core 12, the positions of the positioning flat pins are adjusted to enable the two positioning flat pins to clamp the flat section of the movable tube core, then the movable tube core 12 is rotated to enable the movable tube core to be aligned with the notch of the contact chute 121 on the static tube core 12, at the moment, the position of the positioning pin 4 of the static tube core is adjusted, the positioning pin 4 of the static tube core can be inserted into the contact chute 121 on the static tube core 12 to position the static tube core 12, the left and right positions and the upper and lower positions of the positioning flat pin and the positioning pin 4 of the static tube core are fixed, then the vacuum arc extinguish chamber is assembled, the movable tube core is taken down, and then the lower end shield 13, the lower shell 14, the middle seal ring 15, the main shield 16 and the lower shield cover are sequentially arranged on the static tube core 12 and the porcelain static cover plate 11, Go up porcelain shell 17, upper end shield 18, move apron 19, move tube core 20, rely on the location taper pin to move the flat section on the tube core and fix a position when moving tube core 20 installation, guarantee to move the alignment of chute notch on tube core and quiet tube core 12, accomplish vacuum interrupter's assembly. When the next vacuum arc-extinguishing chamber with the same model is assembled, the vacuum arc-extinguishing chambers are directly assembled according to the assembly sequence without recalibration. When the model of the vacuum arc-extinguishing chamber needs to be changed, the static tube core positioning pin 4 can be inserted into the contact chute 121 on the static tube core 12 to position the static tube core 12 by adjusting the height and the left and right positions of the static tube core positioning pin 4. The height and the left and right positions of the positioning flat pin can also be adjusted to adapt to the vacuum arc-extinguishing chamber of a new model. The alignment assembly tool for the moving and static tube cores 12 of the vacuum arc-extinguishing chamber can be suitable for vacuum arc-extinguishing chambers of various types, and is low in use cost.
The specific embodiment 2 of the vacuum arc-extinguishing chamber moving and static tube core aligning and assembling tool of the invention is different from the vacuum arc-extinguishing chamber moving and static tube core aligning and assembling tool described in the specific embodiment 1 only in that: in this embodiment, the stand of the tool support is a supporting vertical plate. In other embodiments, the tool support may also be a frame structure, and the bottom frame is provided with a static die carrying portion for supporting the vacuum interrupter. In other embodiments, the base may not be provided with a mobile station, and the bearing part of the static tube core is directly arranged on the base body; in other embodiments, the mobile station can also be provided with a positioning column which is roughly positioned with the central hole at the end part of the static tube core.
The specific embodiment 3 of the vacuum arc-extinguishing chamber moving and static tube core aligning and assembling tool of the invention is different from the vacuum arc-extinguishing chamber moving and static tube core aligning and assembling tool described in the specific embodiment 1 only in that: move flat section setting element of tube core for the location flat pin in this embodiment, the location flat pin sets up one, and the realization is to moving the location of tube core through the location flat pin and moving the flat plane laminating of one side of flat section of tube core this moment.
The specific embodiment 4 of the vacuum arc-extinguishing chamber moving and static tube core aligning and assembling tool of the invention is different from the vacuum arc-extinguishing chamber moving and static tube core aligning and assembling tool described in the specific embodiment 1 only in that: in this embodiment, the static tube core positioning pin is fixed to the positioning pin seat, the static tube core positioning pin is inserted into the chute by the movement of the mobile station, and the static tube core on the static tube core is pushed to enable the contact chute on the static tube core to be inserted into the static tube core positioning pin.
The specific embodiment 5 of the vacuum interrupter moving and static tube core aligning and assembling tool of the present invention is different from the vacuum interrupter moving and static tube core aligning and assembling tool described in the specific embodiment 1 only in that: in this embodiment, the positioning pin seat is provided with a sliding groove inclined in a left-high-right direction, and the static tube core positioning pin is assembled in the sliding groove in a guiding and sliding manner. In other embodiments, the static tube core positioning pin is movably arranged on the tool support along at least one direction perpendicular to the extension direction of the positioning pin, so that the requirements can be met, for example, the vertical position can be adjusted, the inclined angle of the inclined groove suitable for the static tube core contact is larger, the projection of the inclined groove on the static tube core contact in a plane perpendicular to the axis of the static tube core is circular, and the static tube core positioning pin can be directly and movably assembled on the upright column up and down; of course, other embodiments may be adjustable in only left-right direction positions. The fixed die positioning pin is not required to be inserted into the notch of the chute, and the fixed die positioning pin can be inserted into the chute after being adjusted, so that the movable die and the chute notch on the fixed die are aligned.
The specific embodiment 6 of the vacuum interrupter moving and static tube core aligning and assembling tool of the present invention is different from the vacuum interrupter moving and static tube core aligning and assembling tool described in the specific embodiment 1 only in that: the static tube core positioning pin directly moves left and right to be assembled on the upright post, and at the moment, a guide groove or a guide rail extending left and right needs to be arranged on the upright post.
The specific embodiment 7 of the vacuum interrupter moving and static tube core aligning and assembling tool of the present invention is different from the vacuum interrupter moving and static tube core aligning and assembling tool described in the specific embodiment 1 only in that: the positioning seat is provided with a guide groove extending up and down, the positioning pin adjusting block is assembled in the sliding groove in a sliding manner, and a jacking screw for jacking the positioning pin adjusting block on the groove wall of the guide groove is arranged on the groove wall of the sliding groove.
The specific embodiment 8 of the alignment assembly fixture for moving and static tube cores of the vacuum arc-extinguishing chamber of the present invention is different from the alignment assembly fixture for moving and static tube cores of the vacuum arc-extinguishing chamber described in the above specific embodiment 1 only in that: the stand is provided with multi-stage fixing holes at intervals up and down, and the positioning pin seat is matched with different fixing holes to realize height adjustment. In other embodiments, the positioning pin seat may also be provided with multiple fixing holes spaced from each other in the left and right direction for adjusting the position of the positioning pin adjusting block.
The specific embodiment 9 of the vacuum interrupter moving and static tube core aligning and assembling tool of the present invention is different from the vacuum interrupter moving and static tube core aligning and assembling tool described in the specific embodiment 1 only in that: the movable tube core flat section positioning piece is a positioning piece, and in other embodiments, the movable tube core flat section positioning piece can be a positioning plate and the like.
The specific embodiment 10 of the vacuum interrupter moving and static tube core aligning and assembling tool of the present invention is different from the vacuum interrupter moving and static tube core aligning and assembling tool described in the specific embodiment 1 only in that: the locating flat pin is directly fixed with the tool bracket. In other embodiments, the positioning flat pin can be adjusted only in the up-down position or only in the left-right position, and in any case, the application range is affected.
The specific embodiment 11 of the vacuum interrupter moving and static tube core aligning and assembling tool of the present invention is different from the vacuum interrupter moving and static tube core aligning and assembling tool described in the above specific embodiment 1 only in that: the flat positioning pin is fixed on the flat positioning piece seat.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.
Claims (10)
1. Vacuum interrupter sound tube core is adjusted assembly fixture well, its characterized in that includes:
the fixture support is provided with a static tube core bearing part for bearing a static tube core of the vacuum arc extinguish chamber, and the static tube core bearing part can enable the static tube core to rotate relative to the static tube core bearing part;
the moving tube core flat section positioning piece is arranged on the tooling bracket and is provided with a flat section positioning surface which is used for positioning and matching with a flat section plane on the moving tube core;
the static tube core positioning pin extends along the front-back direction, and the front end of the static tube core positioning pin is a positioning end which is horizontally inserted into the static tube core contact chute to position the static tube core contact;
the static tube core positioning pin is movably arranged on the tool support along at least one direction vertical to the extension direction of the positioning pin, so that the position of the static tube core positioning pin can be adjusted, and then the movable tube core contact chute notch and the static tube core contact chute notch are aligned when the movable tube core flat section positioning piece and the static tube core positioning pin are respectively matched with the movable tube core and the static tube core in a positioning way;
and the position locking structure is used for keeping the position of the static tube core positioning pin after the position of the static tube core positioning pin is adjusted.
2. The vacuum interrupter moving and static tube core aligning and assembling tool according to claim 1, wherein the static tube core positioning pin is movably arranged on the tool support in the left-right direction, so that the position of the static tube core positioning pin is adjustable in the left-right direction.
3. The vacuum interrupter moving and static tube core aligning and assembling tool according to claim 2, wherein a positioning pin seat is arranged on the tool support, a positioning pin adjusting block is arranged on the positioning pin seat, the positioning pin adjusting block is assembled on the positioning pin seat in a left-right sliding manner, the static tube core positioning pin is assembled on the positioning pin adjusting block in a front-back guiding and sliding manner, the position locking structure comprises a positioning pin adjusting block fastening piece, and the positioning pin adjusting block fastening piece is configured on the positioning pin seat and used for fixing the positioning pin adjusting block to keep the position of the static tube core positioning pin after the position of the positioning pin adjusting block is adjusted in place.
4. The vacuum interrupter moving and fixed tube core aligning and assembling tool as claimed in claim 3, wherein the positioning pin base is provided with a positioning pin base slot, the positioning pin adjusting block is slidably assembled in the positioning pin base slot, two ends of the positioning pin adjusting block extend out of the positioning pin base slot, the positioning pin adjusting block comprises a guiding matching section which is arranged in the positioning pin base slot and is in guiding sliding fit with the positioning pin base slot, a stopping section for the fixed tube core positioning pin to pass through and be in stopping fit with the fixed tube core positioning pin up and down, and a fixing section for fixing the positioning pin adjusting block in matching with an adjusting block fastener, the stopping section and the fixing section are arranged at two sides of the guiding matching section, wherein the positioning pin adjusting block fastener is a fastening nut which is in threaded connection with the fixing end, the stopping section presses the fixed tube core positioning pin against the positioning pin base by screwing the fastening nut to apply an acting force to the positioning pin adjusting block, so as to fix the fixed tube core positioning pin and the positioning pin adjusting block.
5. The vacuum interrupter moving and stationary die aligning assembly fixture according to claim 3, wherein the positioning pin base is vertically movably disposed on the fixture bracket, so that a vertical position of the stationary die positioning pin is adjustable.
6. The vacuum interrupter moving and static tube core aligning and assembling tool according to claim 5, wherein the tool holder comprises a vertical column, the positioning pin base is assembled on the vertical column in a sliding manner in an up-and-down guiding manner, a fixing through groove for the vertical column to pass through is formed in the positioning pin base, and the position locking structure comprises a positioning pin base fastener for fixing the positioning pin base and the vertical column through tightening the opening of the fixing through groove.
7. The vacuum interrupter moving and static tube core aligning and assembling tool according to claim 1 or 2, characterized in that the static tube core positioning pin is movably arranged on the tool bracket back and forth so that the static tube core positioning pin can move back and forth to be inserted into or withdrawn from the static tube core contact chute.
8. The vacuum interrupter moving and fixed tube core aligning and assembling tool according to any one of claims 1 to 4, wherein the fixed tube core positioning pin is vertically movably arranged on the tool support, so that the vertical position of the fixed tube core positioning pin is adjustable.
9. The vacuum interrupter moves and moves the pipe core to align assembly fixture according to any one of claims 1-6, characterized in that, the moving pipe core flat section positioning pieces are arranged in pairs, two moving pipe core flat section positioning pieces are used for clamping and positioning the moving pipe core flat section, and the flat section positioning pieces move along at least one direction perpendicular to the extending direction of the positioning pin and are configured on the fixture support, so that the position of the moving pipe core flat section positioning pieces can be adjusted.
10. The vacuum arc extinguishing chamber moving and static tube core aligning and assembling tool as claimed in claim 9, wherein the tool support is provided with a flat section positioning element seat, the flat section positioning element seat is provided with a flat section positioning element adjusting block, the flat section positioning element adjusting block is assembled on the flat section positioning element seat in a left-right sliding manner, the flat section positioning element seat is further provided with a flat section positioning element adjusting block fastening piece for fixing the flat section positioning element adjusting block after the position of the flat section positioning element adjusting block is adjusted in place, and the moving tube core flat section positioning element is assembled on the flat section positioning element adjusting block in a front-back sliding manner.
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| CN201911302620.XA CN112992575B (en) | 2019-12-17 | 2019-12-17 | Movable and static tube core alignment assembly tool of vacuum arc extinguish chamber |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911302620.XA CN112992575B (en) | 2019-12-17 | 2019-12-17 | Movable and static tube core alignment assembly tool of vacuum arc extinguish chamber |
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| CN112992575B true CN112992575B (en) | 2022-08-19 |
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