CN211028740U - Circuit breaker shell welding forming tool - Google Patents
Circuit breaker shell welding forming tool Download PDFInfo
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- CN211028740U CN211028740U CN201921754848.8U CN201921754848U CN211028740U CN 211028740 U CN211028740 U CN 211028740U CN 201921754848 U CN201921754848 U CN 201921754848U CN 211028740 U CN211028740 U CN 211028740U
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Abstract
The utility model relates to a circuit breaker casing weld forming frock. The welding forming tool for the circuit breaker comprises a shell positioning part and a shaft sleeve positioning part, wherein the shell positioning part comprises a base, a bottom plate positioning piece, an outer positioning supporting body, an inner positioning supporting body and a top plate positioning piece which are opposite, and the shaft sleeve positioning part comprises a shaft sleeve positioning piece; the base is provided with a supporting channel steel positioning structure, the bottom plate positioning piece is used for supporting and positioning the bottom plate, the outer positioning support bodies are arranged in pairs and provided with positioning matching parts for positioning the electrode mounting holes, and the inner positioning support body is connected between the two outer positioning support bodies which are opposite to each other and is coaxial with the outer positioning support bodies; the top plate positioning piece is provided with a stud positioning hole for the stud on the top plate to pass through; the shaft sleeve positioning part comprises a shaft sleeve positioning part, and a shaft sleeve positioning hole is formed in the shaft sleeve positioning part. The welding forming tool for the circuit breaker shell is adopted, the operation steps are simple, and the assembly efficiency is improved.
Description
Technical Field
The utility model relates to a circuit breaker casing weld forming frock.
Background
The three-phase common-box type circuit breaker is formed by combining a circuit breaker shell assembly and a mechanism box hung on one side, the structure of the circuit breaker shell assembly is shown in fig. 1 and fig. 2, the circuit breaker shell assembly is formed by mutually welding a bottom frame, a coaming 101 and a top plate 102, wherein the bottom frame comprises a bottom plate 103 and a supporting channel steel 104 welded and fixed at the bottom of the bottom plate 103, and a connecting hole 105 is formed in the supporting channel steel 104; the coaming 101 is formed by bending a plate through connection and welding a spliced seam, and a plurality of studs 106 are arranged on the top plate 102; be equipped with three-phase major loop structure in bounding wall 101, each major loop structure all includes the action through the coaxial setting of insulating inner shell, quiet end electrode and through reciprocating motion and realize moving, the movable conducting rod of quiet end electrode divide-shut brake, be equipped with three pairs on the lateral wall about the bounding wall and supply respectively to correspond the action of major loop structure, quiet end electrode coaxial arrangement move end electrode mounting hole 108 and quiet end electrode mounting hole 107, move end electrode mounting hole 108 and quiet end electrode mounting hole 107 the aperture the same, and both are coaxial. An operating mechanism is arranged in the mechanism box, the operating mechanism comprises a large shaft and a crank arm coaxially sleeved on the large shaft, the large shaft penetrates through a large shaft mounting hole in the front side wall of the enclosing plate 101 and is matched with a large shaft sleeve 109 which is arranged on the inner wall surface of the rear side wall of the enclosing plate 101 and is coaxial with the large shaft mounting hole, so that the large shaft can normally drive the conducting rod to act through the crank arm, a buffer plate 110 which is parallel to the bottom plate is further arranged on the inner wall surface of the rear side wall of the enclosing plate 101, and a central hole is formed in the center of the buffer plate.
The assembly to circuit breaker housing assembly among the prior art is accomplished by the workman manual welding after with each part concatenation usually, welds bottom plate and support channel-section steel together earlier promptly, then will form the piece welding on the bounding wall of bounding wall to with the bounding wall and bottom plate welding together, weld the bounding wall and roof together again, weld the main shaft axle sleeve on the bounding wall at last, welding process all need fix a position corresponding part at every turn, the operation is loaded down with trivial details, assembly efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circuit breaker casing weld forming frock to solve complex operation, the lower technical problem of assembly efficiency when assembling the circuit breaker casing among the prior art.
In order to achieve the above object, the utility model discloses a technical scheme of circuit breaker casing weld forming frock is:
breaker casing welding forming frock includes casing location portion and axle sleeve location portion, and casing location portion includes:
the circuit breaker comprises a base, wherein a supporting channel steel positioning structure used for positioning supporting channel steel on a circuit breaker shell is arranged on the base;
the bottom plate positioning piece is arranged on the base and used for supporting and positioning the bottom plate;
the outer positioning support bodies are arranged on the base in pairs, the two outer positioning support bodies in pairs are coaxial and oppositely arranged in the length direction of the base, and the outer positioning support bodies are provided with positioning matching parts for positioning the electrode mounting holes and used for externally supporting positioning enclosing plates;
the inner positioning support body is connected between the two opposite outer positioning support bodies, is coaxial with the outer positioning support bodies, and is used for internally supporting the positioning coamings;
the top plate positioning part comprises an upright post vertically arranged on the base and a pressing plate connected to the upright post, and the pressing plate is provided with a stud positioning hole for a stud on the top plate to pass through;
the shaft sleeve positioning part comprises a shaft sleeve positioning part, and a shaft sleeve positioning hole is formed in the shaft sleeve positioning part.
Has the advantages that: the utility model discloses a circuit breaker casing welding forming tool supports the location through the bottom plate setting element to the bottom plate when welding circuit breaker casing assembly, can wholly fix a position the chassis of circuit breaker casing through the support channel-section steel fixed connection on the support channel-section steel location structure on the base and the circuit breaker casing; then, positioning the enclosing plates by using the outer positioning support body and the inner positioning support body to ensure that each pair of electrode mounting holes on the enclosing plates are coaxial; after the coaming is positioned, the top plate is positioned through the top plate positioning piece, and finally the shaft sleeve is positioned through the shaft sleeve positioning piece. The utility model discloses a circuit breaker casing welds the shaping frock before circuit breaker casing welds, and each part supports the location relatively, welds in proper order again after confirming the position, has avoided every welding part just once this kind of operation mode in location, and whole easy operation has improved the assembly efficiency of product.
Furthermore, the base is provided with a supporting seat for supporting the outer positioning supporting body, and the outer positioning supporting body is assembled on the supporting seat in a sliding mode along the length direction of the base.
Has the advantages that: the outer positioning supporting body is assembled on the supporting seat in a sliding mode, the position of the outer positioning supporting body in the length direction of the base can be adjusted, and therefore the circuit breaker coaming board can be adaptively positioned in different sizes.
Further, the outer positioning support body is in inserting fit with the inner positioning support body.
Has the advantages that: the installation of location supporter in being convenient for guarantees the coaxial of outer location supporter and interior location supporter more easily simultaneously.
Furthermore, the outer positioning support body and the inner positioning support body are in inserted connection fit with each other through a jack arranged on one of the outer positioning support body and a convex block arranged on the other one of the outer positioning support body and the inner positioning support body.
Has the advantages that: the form of the plug-in fit is simple, and the operation is convenient.
Further, be equipped with the uide bushing that the axis extends along base length direction on the supporting seat, outer location supporter includes that the coaxial uide bushing that penetrates to with uide bushing direction sliding fit's location axle on the length direction of base, location cooperation portion sets up the tip at the location axle.
Has the advantages that: the outer positioning support body comprises a positioning shaft, the positioning shaft is easy to slide, and the guide sleeve supports the positioning shaft on one hand, so that the stability of the positioning shaft during movement is ensured; on the other hand, the positioning shaft can not deviate in the moving process, and the coaxiality of the positioning shaft and the positioning shaft is ensured.
Furthermore, the positioning matching part is formed by a stepped limiting boss which is connected to the end part of the positioning shaft and is coaxial with the positioning shaft, the stepped limiting boss comprises a coaxial penetrating section with a smaller outer diameter and used for coaxially penetrating into the corresponding electrode mounting hole and a stop matching section with a larger outer diameter and used for stop matching with the enclosing plate, and the inner positioning support body is in plug-in matching with the coaxial penetrating section.
Has the advantages that: spacing boss of notch cuttype supports the bounding wall externally on the one hand, and on the other hand when the location axle removes, can drive the spacing boss of notch cuttype and compress tightly the bounding wall to including fix a position the electrode mounting hole on the bounding wall under in coordination of supporter.
Further, the coaxial penetrating section is a conical section with the outer diameter gradually reduced along the length direction of the base, and the maximum outer diameter of the conical section is matched with the outer diameter of the electrode mounting hole.
Has the advantages that: the coaxial penetrating section is favorable for penetrating, and the coaxial penetrating section and the electrode mounting hole are ensured to be coaxial so as to more accurately position the enclosing plate.
Furthermore, the outer positioning support bodies are provided with two pairs and are arranged at intervals in the width direction of the base and are respectively used for positioning two pairs of electrode mounting holes on the enclosing plate, and in the two pairs of outer positioning support bodies, a connecting piece is connected between the two outer positioning support bodies which are positioned at the same axial side of the inner positioning support body so as to realize synchronous motion.
Has the advantages that: through promoting the connecting piece, can realize being in two pairs of outer location supporter axial in the location supporter two outer location supporter synchronous motion with one side to improve location efficiency, and then improve product assembly efficiency.
Furthermore, the shaft sleeve positioning piece is fixedly connected to the inner positioning supporting body.
Has the advantages that: the shaft sleeve positioning piece is connected to the inner positioning support body to position the large shaft sleeve, and space is saved.
Further, the bottom plate setting element includes that the riser of establishing two perpendicular connections on the base immediately, and the riser includes interconnect's lower plate section of height and the higher high plate section of height, forms spacing step between low plate section and the high plate section, and the low plate section of two risers is connected perpendicularly, and the step facade of spacing step forms the locating surface that is used for fixing a position the bottom plate, and the step tread of spacing step forms the holding surface that is used for supporting the bottom plate.
Has the advantages that: the bottom plate positioning piece adopts a vertical connection mode of two vertical plates, has a simple structure and is convenient to assemble.
Drawings
Fig. 1 is a schematic structural view of a circuit breaker housing in one of the views mentioned in the background art;
fig. 2 is a schematic diagram of another perspective view of the circuit breaker housing mentioned in the background art;
fig. 3 is a schematic structural view of the welding and forming tool for the shell of the circuit breaker of the present invention;
fig. 4 is a schematic structural view of a support seat in the welding and forming tool for the shell of the circuit breaker of the present invention;
fig. 5 is a schematic structural view of a middle column of the welding and forming tool for the shell of the circuit breaker of the present invention;
fig. 6 is a schematic structural view of a shaft sleeve positioning member in the welding and forming tool for a circuit breaker housing of the present invention (showing a buffer plate positioning member);
fig. 7 is a schematic structural view of an external positioning support body in the welding and forming tool for the shell of the circuit breaker of the present invention;
fig. 8 is a schematic structural view of a bottom plate positioning member in the welding and forming tool for the shell of the circuit breaker according to the present invention;
fig. 9 is a schematic view of one of the angles of the welding and forming tool for the circuit breaker housing according to the present invention;
fig. 10 is a schematic view of another angle of the welding and forming tool for the circuit breaker casing according to the present invention;
fig. 11 is the utility model discloses a schematic diagram of still another angle that circuit breaker casing welding forming frock and circuit breaker casing cooperation were used.
Description of reference numerals: 1-base, 2-support base, 3-connecting piece, 4-upright post, 5-external positioning support, 6-pressing plate, 7-shaft sleeve positioning piece, 8-internal positioning support, 9-bottom plate positioning piece, 10-support channel steel positioning hole, 11-guide sleeve, 12-support body, 13-seat body, 14-pressing plate connecting plate, 15-column body, 16-flange, 17-lug plate, 18-buffer plate positioning piece, 19-lap plate, 20-support plate, 21-step type limiting boss, 22-coaxial penetrating section, 23-stop matching section, 24-lug, 25-vertical plate, 26-low plate section, 27-high plate section, 28-support surface, 29-limiting surface, 30-positioning shaft, 31-shaft sleeve positioning hole and 32-buffer plate positioning hole.
101-coaming plate, 102-top plate, 103-bottom plate, 104-supporting channel steel, 105-connecting hole, 106-stud, 107-static end electrode mounting hole, 108-moving end electrode mounting hole, 109-large shaft sleeve and 110-buffer plate.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
The utility model discloses a specific embodiment of circuit breaker casing welding position frock:
the welding and positioning tool for the circuit breaker shell is suitable for positioning, verifying and welding the ZW20 series circuit breaker shell, and the shell structure of the ZW20 series circuit breaker is as described in the background technology.
As shown in fig. 3, the welding and positioning tool for the circuit breaker shell comprises a shell positioning portion and a shaft sleeve positioning portion, wherein the shell positioning portion comprises a base 1 and a bottom plate positioning piece 9 arranged on the base 1, a supporting channel steel positioning hole 10 and the bottom plate positioning piece 9 are arranged on the base 1, and the supporting channel steel positioning hole 10 forms a supporting channel steel positioning structure used for positioning a supporting channel steel. The length direction of definition base 1 is left right direction, and width direction is fore-and-aft direction, and bottom plate setting element 9 is 90 welding by two risers of establishing immediately on base 1 and forms, as shown in fig. 8, and every riser 25 includes two parts, is the lower plate section 26 of height and the higher plate section 27 of height respectively, and two risers pass through the perpendicular welding of lower plate section and are in the same place. A limiting step is formed between the lower plate section 26 and the upper plate section 27 of each vertical plate, the step surface of the limiting step forms a supporting surface 28 for supporting and placing the bottom plate, and the step tread of the limiting step forms a limiting surface 29 for limiting the bottom plate. The limiting surface of the normal line extending along the length direction of the base is matched with the bottom plate stop in the left-right direction to limit the normal line, and the limiting surface of the normal line extending along the width direction of the base is matched with the bottom plate stop in the front-back direction to limit the normal line. In addition, the supporting channel steel of the circuit breaker can be fixed on the base through fasteners such as bolts and the like by the supporting channel steel positioning holes 10, so that the bottom frame of the circuit breaker is positioned together with the bottom plate positioning piece 9. In other embodiments, the positioning groove may be adopted as the positioning structure of the support channel steel.
The shell positioning part further comprises outer positioning supporting bodies 5 arranged on the base 1, the outer positioning supporting bodies 5 are arranged in pairs, the two outer positioning supporting bodies 5 in pairs are coaxial and arranged oppositely in the length direction of the base, and positioning matching parts used for positioning the electrode mounting holes are arranged on the outer positioning supporting bodies 5 and used for externally supporting and positioning coamings of the circuit breaker. And one of the two outer positioning supporting bodies 5 is used for being correspondingly and coaxially assembled on a static end electrode mounting hole on the enclosing plate, and the other outer positioning supporting body is used for being correspondingly and coaxially assembled on a movable end electrode mounting hole corresponding to the static end electrode mounting hole.
Specifically, the base 1 is provided with a pair of supporting seats 2 for supporting corresponding outer positioning supporting bodies, and the outer positioning supporting bodies are slidably assembled on the supporting seats 2 in the left-right direction. As shown in fig. 4, the supporting base 2 includes a plate-shaped base body 13, two plate-shaped supporting bodies 12 standing on the base body 13 at intervals, and a guide sleeve 11 fixed to the two supporting bodies 12 and having an axis extending in the left-right direction, the supporting body 12 has an arc-shaped supporting portion for supporting the guide sleeve 11, and the inside of the guide sleeve 11 is smooth. The seat body 13 and the support body 12 are fixed by welding, the support body 12 and the guide sleeve 11 are fixed by welding, and the seat body 13 is fixed on the base 1 by four hexagonal head bolts.
The structure of the outer positioning support body 5 is as shown in fig. 3 and 7, and includes a positioning shaft 30 coaxially inserted into the corresponding guide sleeve 11 and a stepped limiting boss 21 coaxially and fixedly connected to one end of the positioning shaft 30, and the stepped limiting boss 21 forms a positioning matching portion of the outer positioning support body 5. The positioning shaft 30 is slidably fitted to the guide sleeve 11 in the left-right direction so that the entire outer positioning support body 5 is adjustable in position in the left-right direction. The stepped limiting boss 21 comprises a coaxial penetrating section 22 with a smaller outer diameter and a stop matching section 23 with a larger outer diameter, in the embodiment, the coaxial penetrating section 22 is a conical section with an outer diameter gradually reduced along the length direction of the base, and the maximum outer diameter of the conical section is matched with the aperture of the electrode mounting hole on the enclosing plate; the outer diameter of the stop matching section 23 is larger than the aperture of the electrode mounting hole on the enclosing plate. When the electrode assembly is used, the coaxial penetrating sections 22 penetrate into corresponding electrode mounting holes, and the stop matching sections 23 are in stop matching with the side walls of the enclosing plates and are positioned outside the electrode mounting holes due to larger outer diameters. Because the two outer positioning support bodies in pairs are coaxial, when the two outer positioning support bodies in pairs are respectively inserted into the corresponding electrode mounting holes, each pair of electrode mounting holes on the enclosing plate are also in a coaxial state. In order to more accurately ensure that each pair of electrode mounting holes are coaxial, the shell positioning part further comprises an inner positioning support body 8 arranged between the two outer positioning support bodies in pair, and two annular grooves are formed in the circumferential direction of the inner positioning support body 8 at intervals. In this embodiment, the inner positioning support body 8 is a connecting shaft, and two ends of the connecting shaft are respectively inserted into and matched with the two stepped limiting bosses 21. Specifically, the two ends of the inner positioning support body 8 are provided with jacks, and the coaxial penetrating section is provided with a convex block 24 which extends along the left-right direction along the axis and is matched with the jacks in an inserting manner. Under the effect of the inner positioning support body 8, on one hand, the coaxiality of each pair of electrode mounting holes is easier to ensure, and in addition, the inner positioning support body can support the enclosing plates in the inner part and keep a certain distance between the two corresponding outer positioning support bodies, so that when the outer positioning support body 5 moves along the left-right direction, the stop matching section 23 is not easy to extrude the enclosing plates to deform the enclosing plates.
In this embodiment, the two pairs of outer positioning support bodies 5 are provided, and the two pairs of outer positioning support bodies 5 are arranged at intervals in the front-back direction and are respectively used for positioning the two pairs of electrode mounting holes on the enclosing plate. Wherein, in two pairs of outer location supporter, be connected with connecting piece 3 in order to realize synchronous motion between the two outer location supporter that are in interior location supporter axial with one side. Specifically, one end of the positioning shaft 30, which is far away from the stepped limiting boss 21, is provided with a threaded hole of M10 standard, the connecting piece 3 is a connecting plate, the connecting plate is correspondingly connected with the two positioning shafts 30 through two hexagonal head bolts of M10 standard, and the connecting piece 3 is kept in a state of being parallel to the base 1. By pushing the connecting member 3, the two outer positioning support bodies 5 can be moved in the left-right direction simultaneously, so that the assembling efficiency can be improved. In other embodiments, the connecting member may also be a connecting rod, a connecting block or the like.
The shell positioning part further comprises a top plate positioning piece used for positioning the top plate, the top plate positioning piece comprises four stand columns 4 fixedly connected to the base 1 and a pressing plate 6 relatively fixed to the tops of the stand columns 4, as shown in fig. 3, four corners of the pressing plate 6 extend outwards respectively and are fixed to the four stand columns correspondingly, and 12 through holes for enabling studs on the top plate to pass through coaxially are formed in the pressing plate. The structure of the upright is shown in fig. 5, and comprises a flange 16 fixed on the base 1, a column body 15 welded at the center of the flange 16 and extending along the up-down direction, and a pressing plate connecting plate 14 fixedly connected to the top end of the column body 15, wherein a threaded hole for connecting with the pressing plate 6 is arranged on the pressing plate connecting plate 14.
As shown in fig. 3 and 6, the welding and forming tool for the circuit breaker casing further includes a bushing positioning portion for positioning the large bushing, the bushing positioning portion includes a bushing positioning member 7, and the bushing positioning member 7 is fixedly connected to an inner positioning support 8 located on the front side. The shaft sleeve positioning part 7 comprises two support plates 20, a bridging plate 19 connecting the tops of the two support plates 20 and an ear plate 17 vertically arranged in the middle of the bridging plate 19, wherein the two support plates 20 are clamped in a ring groove on the inner positioning support body 8 through arc-shaped matching parts arranged on the two support plates, and are welded and fixed with the inner positioning support body 8. The ear plate 17 is provided with a shaft sleeve positioning hole 31 with an axis extending along the front-back direction, and when the large shaft sleeve positioning device is used, a rod can be coaxially inserted into the shaft sleeve positioning hole 31 and the large shaft sleeve to ensure the large shaft sleeve and the shaft sleeve positioning hole to be coaxial. In addition, a baffle plate positioning part 18 for positioning the baffle plate in the coaming is vertically welded on the lug plate 17, and a baffle plate positioning hole 32 which is coaxial with the central hole on the baffle plate is arranged on the baffle plate positioning part 18.
The use process of the welding forming tool for the shell of the circuit breaker comprises the following steps: as shown in fig. 9, 10 and 11, when the circuit breaker housing is welded and assembled, the supporting channel 104 is fixedly connected to the bottom plate 103, and then the bottom plate 103 and the supporting channel 104 are respectively positioned by the bottom plate positioning element 9 and the supporting channel positioning hole 10 on the base 1; after positioning is finished, pulling the two connecting pieces 3 to move leftwards and rightwards respectively, placing the enclosing plate 101 on the bottom plate 103, enabling the two coaxial penetrating sections 22 positioned on one side of the axial direction of the inner positioning support body to be correspondingly inserted into the electrode mounting holes on the enclosing plate respectively, then placing the inner positioning support body 8 in the enclosing plate 101, enabling one end of the inner positioning support body 8 to be in inserting fit with the lugs 24 on the two coaxial penetrating sections, then pushing the connecting piece positioned on the other side of the axial direction of the inner positioning support body, enabling the lugs 24 on the two coaxial penetrating sections on the side to be in inserting fit with the other end of the inner positioning support body, and enabling the blocking matching section 23 to be in blocking fit with the side wall of the enclosing plate 101 to be clamped, so as to ensure that each; then, the top plate 102 is placed on the enclosing plate 101, the pressing plate 6 is installed at the same time, the through holes in the pressing plate 6 correspondingly penetrate through the studs 106 in the top plate, and the pressing plate 6 is connected with the upright posts 4 so that the position of the top plate 102 is determined; after the positions of the bottom plate 103, the shroud plate 101 and the top plate 102 are determined, the position of the large spindle sleeve is determined by simultaneously passing a positioning rod through the large spindle sleeve 109 and the sleeve positioning hole 31, and the position of the cushion plate 110 is determined by coaxially positioning the center hole of the cushion plate 110 with the cushion plate positioning hole 32. And after the positions of all the parts are determined, correspondingly welding all the parts, and finally forming the product. It should be noted that other structures on the breaker bounding wall are positioned through extra tooling, the utility model discloses a circuit breaker casing welding forming tooling is mainly fixed a position bottom plate, bounding wall, roof, buffer board and the main axle sleeve of circuit breaker casing.
In the welding process, the accessible clamp plate detects the welding position of double-screw bolt on holistic height of circuit breaker casing and the roof, height through the low plate section of bottom plate setting element can detect bottom plate weld forming's height, can guarantee the axiality of every pair of electrode mounting hole on the bounding wall through outer location supporter and interior location supporter, can fix a position of buffer board in the bounding wall through the buffer board locating plate, can fix a position the position of main shaft axle sleeve through the axle sleeve setting element, can also verify simultaneously on the bounding wall with the main shaft mounting hole that supplies the main shaft to wear the dress and the axiality of main shaft axle sleeve. The welding forming tool for the shell of the circuit breaker adopts a welding mode after positioning and splicing, corrects the welding positions and the welding shapes of all parts while welding, improves the welding efficiency, avoids the influence on the welded parts caused by the turnover of a workpiece by workers in the welding process, reduces the welding size deviation and improves the product forming quality.
In the above embodiments, two pairs of the outer positioning support bodies are provided, in other embodiments, three pairs of the outer positioning support bodies may also be provided, and the three pairs of the outer positioning support bodies are respectively used for positioning three pairs of electrode mounting holes on the enclosing plate, so that each pair of the three pairs of electrode mounting holes on the enclosing plate can be more accurately ensured to be coaxial.
In the above embodiments, the outer positioning support is slidably assembled on the support base, and in other embodiments, the outer positioning support may also be fixedly connected to the support base, and the position is not adjustable, so that the outer positioning support is suitable for positioning and welding the breaker casing with a specific size.
In the above embodiments, the outer positioning support is movably assembled on the support base through the guide sleeve, in other embodiments, a positioning shaft through hole may be further provided on the support body of the support base, so that the outer positioning support body can slide back and forth along the outer positioning support body through hole, and the thickness of the support body can be increased for the convenience of supporting the outer positioning support body.
In the above embodiments, the coaxial penetrating section is a tapered section with an outer diameter gradually decreasing, and in other embodiments, the coaxial penetrating section may also be an equal-diameter section adapted to the inner diameter of the electrode mounting hole.
In the above-mentioned embodiment, in will two pairs of outer location supporter through the connecting piece, be in and connect between two outer location supporter that interior location supporter axial was same one side in order to realize synchronous motion, in other embodiments, also can not set up the connecting piece, but promote outer location supporter action simultaneously through the manual work, realize the chucking of the spacing boss of notch cuttype.
In the above embodiments, the bottom plate positioning element is formed by welding two vertical plates, in other embodiments, the bottom plate positioning element may also be an L-shaped plate, and at this time, the L-shaped plate is provided with a limiting step to achieve the same support and limiting of the bottom plate.
In the above-mentioned embodiment, the axle sleeve setting element is connected and is fixed a position the big axle sleeve on the interior location supporter, in other embodiments, also can set up the axle sleeve setting element alone, promptly after circuit breaker casing roof, bounding wall and bottom plate all fix a position the completion, utilizes an solitary axle sleeve location frock to stretch into the casing from the casing top and advance line location to the axle sleeve in the casing.
Claims (10)
1. Circuit breaker casing welding shaping frock, its characterized in that, including casing location portion and axle sleeve location portion, casing location portion includes:
the circuit breaker comprises a base, wherein a supporting channel steel positioning structure used for positioning supporting channel steel on a circuit breaker shell is arranged on the base;
the bottom plate positioning piece is arranged on the base and used for supporting and positioning the bottom plate;
the outer positioning support bodies are arranged on the base in pairs, the two outer positioning support bodies in pairs are coaxial and oppositely arranged in the length direction of the base, and the outer positioning support bodies are provided with positioning matching parts for positioning the electrode mounting holes and used for externally supporting positioning enclosing plates;
the inner positioning support body is connected between the two opposite outer positioning support bodies, is coaxial with the outer positioning support bodies, and is used for internally supporting the positioning coamings;
the top plate positioning part comprises an upright post vertically arranged on the base and a pressing plate connected to the upright post, and the pressing plate is provided with a stud positioning hole for a stud on the top plate to pass through;
the shaft sleeve positioning part comprises a shaft sleeve positioning part, and a shaft sleeve positioning hole is formed in the shaft sleeve positioning part.
2. The welding and forming tool for the shell of the circuit breaker according to claim 1, wherein the base is provided with a supporting seat for supporting the outer positioning supporting body, and the outer positioning supporting body is assembled on the supporting seat in a sliding manner along the length direction of the base.
3. The circuit breaker housing weld forming tool of claim 1, wherein the outer positioning support body is in plug fit with the inner positioning support body.
4. The circuit breaker casing weld forming tool of claim 3, wherein the outer positioning support body and the inner positioning support body are matched with each other through a plug hole formed in one of the outer positioning support body and a protruding block formed in the other one of the outer positioning support body and the inner positioning support body in a plug-in manner.
5. The welding forming tool for the circuit breaker shell according to claim 2, wherein a guide sleeve is arranged on the supporting seat, the axis of the guide sleeve extends along the length direction of the base, the outer positioning supporting body comprises a positioning shaft which coaxially penetrates through the guide sleeve and is in guiding sliding fit with the guide sleeve in the length direction of the base, and the positioning matching part is arranged at the end part of the positioning shaft.
6. The welding forming tool for the shell of the circuit breaker according to claim 5, wherein the positioning matching portion is formed by a stepped limiting boss which is connected to the end portion of the positioning shaft and is coaxial with the positioning shaft, the stepped limiting boss comprises a coaxial penetrating section which is smaller in outer diameter and is used for coaxially penetrating into the corresponding electrode mounting hole, and a stop matching section which is larger in outer diameter and is used for being matched with the enclosing plate in a stop mode, and the inner positioning supporting body is matched with the coaxial penetrating section in an inserting mode.
7. The welding forming tool for the shell of the circuit breaker according to claim 6, wherein the coaxial penetrating section is a tapered section with the outer diameter gradually reduced along the length direction of the base, and the maximum outer diameter of the tapered section is matched with the outer diameter of the electrode mounting hole.
8. The welding forming tool for the circuit breaker shell according to any one of claims 2 to 4, wherein two pairs of the outer positioning support bodies are arranged at intervals in the width direction of the base and are respectively used for positioning two pairs of electrode mounting holes on the enclosing plate, and a connecting piece is connected between the two outer positioning support bodies positioned on the same axial side of the inner positioning support body in the two pairs of the outer positioning support bodies so as to realize synchronous movement.
9. The welding forming tool for the shell of the circuit breaker according to any one of claims 1 to 4, wherein the shaft sleeve positioning piece is fixedly connected to the inner positioning supporting body.
10. The welding forming tool for the circuit breaker shell according to any one of claims 1 to 4, wherein the bottom plate positioning piece comprises two vertical plates which are vertically connected and vertically arranged on the base, each vertical plate comprises a lower plate section with a lower height and a higher plate section with a higher height which are connected with each other, a limiting step is formed between each lower plate section and each higher plate section, the lower plate sections of the two vertical plates are vertically connected, a positioning surface for positioning the bottom plate is formed on a step vertical surface of each limiting step, and a supporting surface for supporting the bottom plate is formed on a step tread of each limiting step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921754848.8U CN211028740U (en) | 2019-10-18 | 2019-10-18 | Circuit breaker shell welding forming tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921754848.8U CN211028740U (en) | 2019-10-18 | 2019-10-18 | Circuit breaker shell welding forming tool |
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| CN211028740U true CN211028740U (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921754848.8U Active CN211028740U (en) | 2019-10-18 | 2019-10-18 | Circuit breaker shell welding forming tool |
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| CN (1) | CN211028740U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587211A (en) * | 2019-10-18 | 2019-12-20 | 河南华盛隆源电气有限公司 | Welding forming tool for circuit breaker shell |
| CN113828956A (en) * | 2021-11-12 | 2021-12-24 | 黄秀芳 | Reciprocating pump gear guard shield welding tool |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110587211A (en) * | 2019-10-18 | 2019-12-20 | 河南华盛隆源电气有限公司 | Welding forming tool for circuit breaker shell |
| CN113828956A (en) * | 2021-11-12 | 2021-12-24 | 黄秀芳 | Reciprocating pump gear guard shield welding tool |
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