CN207205184U - A kind of high-voltage switch gear electric conductor core manufactures mould - Google Patents

Abstract

A kind of high-voltage switch gear electric conductor core manufactures mould, belongs to high-voltage electrical equipment field, including mould on core, mould under core；Mould is relative with mold cavity on core on described core, snaps together, and its inner chamber forms the shape and size of core；Mould includes upper supporting plate, core upper die body, upper end and core print epicoele, upper pin-and-hole, upper changeover portion epicoele, stage casing epicoele, lower changeover portion epicoele, lower end and core print epicoele on described core；Mould includes lower carrier plate, core lower mold body, upper end and core print cavity of resorption, lower pin-and-hole, upper changeover portion cavity of resorption, stage casing cavity of resorption, lower changeover portion cavity of resorption, lower end and core print cavity of resorption under described core；With the characteristics of core production's precision height, operating efficiency is high, and mould is durable.

Description

A kind of high-voltage switch gear electric conductor core manufactures mould

Technical field

The invention belongs to the manufacturing in high-voltage electrical equipment field, more particularly to a kind of electric conductor for high-voltage switch gear The core manufacture mould of manufacture mould in method.

Background technology

High-voltage switch gear, generally refers to rated voltage 3kV and the above is mainly used in opening and disconnects the electrical equipment of galvanic circle, is Important control element in project of transmitting and converting electricity, in high-voltage switch gear, due to big by the electric current of its element, element needs with interelement Want conductor to be attached, these usual conductors in order to adapt to the structure needs of high-voltage switch gear, it is necessary to be fabricated to it is variously-shaped, simultaneously The element of guarantee electric conductor in need and other high-voltage switch gears is by good connection, with the electric conductivity and reliable operation ensured Property；Resistance during in order to reduce conducting, improves conductive capability, existing electric conductor mostly using the electric conductivity such as copper or aluminium compared with Good metal is made, be generally all using copper either aluminum metal carry out under mould forging shaping or using welding and It uses metal bar to carry out machining completion, it is such the defects of be, forge Mold Making difficulty, service life is short, forges After still need part and be machined, while can not suitable shapes and the especially complex situation of structure；Weld mach Method wastes metal material, and cost is high, and processing technology is complicated, weld defect easily occurs, influences performance, production efficiency It is low.

The content of the invention

For problem present in the production of existing high-voltage switch gear electric conductor, because the species of electric conductor is more, the present invention Signified electric conductor refers to the electric conductor shown by with accompanying drawing 1；This electric conductor includes upper end, upper changeover portion, stage casing, lower transition Section, lower end, pin-and-hole；The ducted body made of aluminum alloy materials；For the electric conductor of such a power transmission and transformation high-voltage switch gear, the present invention carries Go out a kind of manufacture method of high-voltage switch gear electric conductor, it is characterised in that：Comprise the following steps：1st, the electric conductor made as required Shape and structure fabrication mould, and be combined assembling after be placed on making scene；2nd, mould is heated and by aluminum alloy melt Change and cast in the mould of step 1；3rd, mould and casting metals are cooled down；4th, mould is opened, is removed from the molds cooling and shaping Electric conductor casting, remove core；5th, cast gate and rising head, deburring are removed, polishes its surface.

Casting die in described step 1 is the electric conductor particular manufacturing craft, it is characterised in that：It is made, is wrapped of steel Include mold, rising head, cast gate, lower mould, fastener, positioner, core；Described mold is made up of steel, with Mould coordinates alignment；Described rising head is arranged on phase the same side side of the faying face of mold and lower mould, and same with cast gate Side, connected with dies cavity；Described cast gate is arranged on phase the same side side of the faying face of mold and lower mould, with mould Inner chamber connects；Described lower mould is made up of steel, cooperation of being alignd with mold；Described fastener has multiple, is arranged on On mold and lower mould, connected respectively at mold with lower mould, the mold after alignment and lower mould can be fixed one Rise；Described positioner has multiple, is separately positioned on the faying face of mold and lower mould, can be by mold and lower mould Tool is relatively fixed on the basis of faying face, can limit the tangential movement of mold and lower mould；Described core is arranged on upper Between mould and lower mould, and it is located at mold and lower dies cavity；The both ends of core and mold and the type of lower dies cavity Core mounting structure is connected.

Described mold, it is characterised in that：Worn including supporting plate, upper die body, half cast gate, positioner, fastener Hole, core installation position, upper cavity, overflow circulation road, erects overflow ducts, fastener screwed hole, half rising head, interface channel；Institute The supporting plate stated is arranged on upper die body, is platy structure positioned at half rising head one end, both sides are concordant with upper die body；Described is upper Die body is made for steel, and the curved shape of its outer shape and electric conductor is adapted；Half described cast gate is arranged on upper die body Side, into half pyramid-shaped cavity, it is more than the size positioned at die cavity one end in the side edge size of upper die body, and it is located at supporting plate Side is recess side, is opening positioned at upper cavity side, and its opening size is identical with half gate size on lower mould；Described Positioner is conical protrusions, is matched with the conical positioning aperture on lower mould, and its position and the positioning on lower mould are recessed Cheat corresponding；Described fastener perforation is arranged on upper die body, is through hole, can make fastener inside it by, Its position is corresponding with the fastener screwed hole in lower mold body；Described core installation position is arranged on upper cavity both ends, its shape Match with size and the installation position of core end；Described upper cavity is arranged on upper die body, and its shape is with size with leading The shape and size of electric body are identical according to the separated half in geometrically symmetric face；Described upper cavity is recess, is connected with half cast gate It is logical, and be connected by interface channel with brimming circulation road；Described brimming circulation road is arranged on the bottom of upper cavity, passes through connection Passage connects with upper cavity, and is connected with perpendicular overflow ducts；Described perpendicular overflow ducts are arranged on half rising head bottom, positioned at upper mould One end of body, its top connect with half rising head, and bottom connects with brimming circulation road；Described brimming circulation road and perpendicular overflow ducts Be open-type channel-shaped, and with the brimming circulation road in lower mold body and perpendicular overflow ducts are corresponding cooperatively forms closed channel；Institute The fastener screwed hole stated is arranged on upper die body on the die cavity one side of supporting plate one end, its position and lower mold body Fastener perforation is corresponding；Half described rising head is arranged on upper die body, is half-cone open-ended cavity positioned at half cast gate side, Its underpart connects with perpendicular overflow ducts, and its size and dimension matches with half rising head in lower mold body；Described interface channel is set Between upper cavity and brimming circulation road, both ends connect respectively at upper cavity with brimming circulation road.

Described lower mould, it is characterised in that：Perforated including supporting plate, lower mold body, half cast gate, half rising head, fastener, Positioning hole, overflow ducts are erected, overflow circulation road, lower mode cavity, core installation position, fastener screwed hole；Described supporting plate is set Put in lower mold body, positioned at half rising head opposite end, both sides and end face are concordant with lower mold body side, are platy structure, with Die body vertical connection；Described lower mold body makes for steel, to bend tabular, its outer shape and the curved shape phase of electric conductor Adapt to；Half described cast gate is arranged on the side of lower mold body, and into half pyramid-shaped cavity, it is more than in the side edge size of lower mold body Size positioned at die cavity one end, it is recess side that it, which is located at supporting plate direction side, is opening positioned at lower mode cavity side, its open-mouth ruler It is very little identical with half gate size on mold；Half described rising head is arranged in lower mold body, and half cast gate positioned at lower mold body is same Side, it is half-cone open-ended cavity, its underpart connects with perpendicular overflow ducts, its size and dimension and half rising head on upper die body Match somebody with somebody；Described fastener perforation is arranged in lower mold body, is through hole, can be made fastener inside it by its position It is corresponding with the fastener screwed hole on upper die body；Described positioning hole is arranged on the lower mode cavity side of lower mold body, for cone Hole, its size and dimension and position match with the positioner on upper die body；Described perpendicular overflow ducts are arranged on half rising head Bottom, positioned at one end of lower mold body, its top connects with half rising head, and bottom connects with brimming circulation road；Described brimming circulation Road is arranged on the bottom of lower mode cavity, is connected with perpendicular overflow ducts；Described lower mode cavity is arranged in lower mold body, its shape and size It is identical with the half that the shape and size of electric conductor separate according to geometrically symmetric face and electric conductor is formed after merging with upper cavity Outer shape；Described lower mode cavity is recess, is connected with half cast gate；Described core installation position is arranged on lower mode cavity both ends, Its shape and size and the installation position of core end match；Described brimming circulation road and perpendicular overflow ducts are open-type Channel-shaped, and with the brimming circulation road on upper die body and perpendicular overflow ducts are corresponding cooperatively forms closed channel；Described fastening dress Put screwed hole and be arranged on the die cavity one side for being located at supporting plate one end in lower mold body, its position is worn with the fastener on upper die body Hole is corresponding.

Described core, it is characterised in that：Including upper end, bearing pin, upper changeover portion, stage casing, lower changeover portion, lower end；It is described Upper end diameter be equal to the electric conductor upper end diameter of bore, its length be equal to electric conductor upper end length add core installation position Length；Described bearing pin is arranged on changeover portion, and identical with the bearing pin hole site on the electric conductor, diameter is identical；It is described Upper changeover portion be arranged between upper end and stage casing, the upper changeover portion internal via shape and size of its shape and size and the electric conductor It is identical；Described stage casing is arranged between changeover portion and lower changeover portion, and its shape and size is interior with the stage casing of the electric conductor Hole size and dimension is identical；Described lower changeover portion is arranged between stage casing and lower end, its shape and size and the electric conductor The hole size of lower changeover portion is identical with shape；Described lower end is arranged on one end of lower changeover portion, its size and the electric conductor Lower end hole size it is identical, its length be equal to the electric conductor lower end in hole length add lower end installation position length sum.

Described core, manufactured using core manufacture mould, described core manufacture mould includes mould on core, type Mould under core；Mould is relative with mold cavity on core on described core, snaps together, and its inner chamber forms the shape and chi of core It is very little；Mould includes upper supporting plate, core upper die body, upper end and core print epicoele on described core, upper pin-and-hole, upper changeover portion epicoele, in Section epicoele, lower changeover portion epicoele, lower end and core print epicoele；Described upper supporting plate is arranged on one end of core upper die body, under being located at End and core print epicoele one end, it is vertical with core upper die body, it is made up of aluminium alloy；Described core upper die body is arranged on upper supporting plate one End, its shape bend with the bending of die cavity, are made up of aluminium alloy；Described upper end and core print epicoele set core upper die body Side is simultaneously located at one end relative with upper supporting plate position, the shape and size of the core print and upper end of its shape and size and core Half is identical；Described upper pin-and-hole is arranged on upper end and the lower end of core print epicoele, its position and the pin of size and dimension and core Half section of axle is identical；Described upper changeover portion epicoele is arranged between pin-and-hole and stage casing epicoele, its present position and shape and chi The half of the very little upper changeover portion with core is identical；Described stage casing epicoele, it is arranged on changeover portion epicoele and lower changeover portion Between chamber, its position and size and dimension are identical with the half in the stage casing on core；During described lower changeover portion epicoele is arranged on Between section epicoele and lower end and core print epicoele, its position and size and dimension are identical with the half of the lower changeover portion of core；It is described Lower end and core print epicoele be arranged on the side of core upper die body and be located at upper supporting plate one end, positioned at the bottom of lower changeover portion epicoele, Its position and size and dimension are identical with the lower end of core and the half of core print；Mould includes lower carrier plate, core under described core Lower mold body, upper end and core print cavity of resorption, lower pin-and-hole, upper changeover portion cavity of resorption, stage casing cavity of resorption, lower changeover portion cavity of resorption, under lower end and core print Chamber；Described lower carrier plate is arranged on one end of core lower mold body, positioned at upper end and core print cavity of resorption one end, is hung down with core lower mold body Directly, it is made up of aluminium alloy；Described core lower mold body is arranged on lower carrier plate one end, and its shape is bent with the bending of die cavity, by Aluminium alloy is made；Described upper end and core print cavity of resorption set the side of core lower mold body simultaneously be located at lower carrier plate one end, its shape with The half of the core print of size and core and the shape and size of upper end is identical；Described lower pin-and-hole is arranged on upper end and core print cavity of resorption Lower end, its position and size and dimension are identical with half section of the bearing pin of core；Described upper changeover portion cavity of resorption is arranged on lower pin-and-hole Between the cavity of resorption of stage casing, its present position and shape and size are identical with the half of the upper changeover portion on core；Described stage casing Cavity of resorption, it is arranged between changeover portion cavity of resorption and lower changeover portion cavity of resorption, its position and size and dimension and the stage casing on core Half is identical；Described lower changeover portion cavity of resorption is arranged between stage casing cavity of resorption and lower end and core print cavity of resorption, its position and size and Shape is identical with the half of the lower changeover portion of core；The side that described lower end and core print cavity of resorption is arranged on core lower mold body is located at Lower carrier plate opposite side, positioned at the bottom of lower changeover portion cavity of resorption, the lower end and core print of its position and size and dimension and core Half is identical.

Beneficial effect

The beneficial effects of the present invention are easy to process, efficiency high, save raw material.

Brief description of the drawings

Fig. 1 is a kind of structural representation of the electric conductor of high-voltage switch gear

A. upper end, the upper changeover portions of B., C. stage casings, changeover portion under D., E. lower ends, F. pin-and-holes.

Fig. 2 is a kind of structural representation of the manufacture mould of high-voltage switch gear electric conductor

1. mold, 2. rising heads, 3. cast gates, 4. times moulds, 5. fasteners.

Fig. 3 is a kind of structural representation of the mold of the manufacture mould of high-voltage switch gear electric conductor

11. supporting plate, 12. upper die bodies, 13. half cast gates, 14. positioners, the perforation of 15. fasteners, the installation of 16. cores Position, 17. upper cavities, 18. brimming circulation roads, 19. perpendicular overflow ducts, 110. fastener screwed holes, 111. half rising heads, 112. connect Connect road.

Fig. 4 is a kind of structural representation of the lower mould of the manufacture mould of high-voltage switch gear electric conductor

41. supporting plate, 42. lower mold bodies, 43. half cast gates, 44. half rising heads, the perforation of 45. fasteners, 46. positioning holes, 47. Perpendicular overflow ducts, 48. brimming circulation roads, 49. lower mode cavities, 410. core installation positions, 411. fastener screwed holes.

Fig. 5 is a kind of structural representation of the core of the manufacture mould of high-voltage switch gear electric conductor

61. upper end, 62. bearing pins, changeover portion on 63., 64. stage casings, 65. times changeover portions, 66. lower ends.

Fig. 6 is the structural representation of core manufacture mould

70. mould on core, mould under 80. cores.

Fig. 7 is the structural representation of mould on core

71. upper supporting plate, 72. core upper die bodies, 73. upper ends and core print epicoele, pin-and-hole on 74., changeover portion epicoele on 75., 76. stage casing epicoele, 77. times changeover portion epicoeles, 78. lower ends and core print epicoele.

Fig. 8 is the structural representation of mould under core

81. lower carrier plate, 82. core lower mold bodies, 83. upper ends and core print cavity of resorption, 84. times pin-and-holes, changeover portion cavity of resorption on 85., 86. stage casing cavity of resorption, 87. times changeover portion cavity of resorptions, 88. lower ends and core print cavity of resorption.

Embodiment

In order to further illustrate technical scheme, in conjunction with the embodiment of the brief description of the drawings present invention；Such as Fig. 1, using the external diameter of electric conductor as 80 millimeters in this example, 60 millimeters of diameter of bore, exemplified by pin-and-hole F is 16 millimeters of through-hole diameter；Such as Fig. 5, selects 61 a diameter of 60 millimeters of upper end in this example, and length is equal to the upper end A of electric conductor plus 40 millimeters as the upper of core Hold installation position；From 82 millimeters of 16 mm length of diameter bearing pin as bearing pin 62, be installed in and pin-and-hole F on electric conductor Corresponding position, be symmetrically distributed on the upper changeover portion 63 of core, i.e., bearing pin 62 expose core external diameter length it is identical；From The external diameter for crossing section 63 is 60 millimeters, and shape is identical with the upper changeover portion B internal via shapes of electric conductor, and length is identical, one end and upper end 61 integration connections, lower end is connected with stage casing 64；External diameter from stage casing 64 is 60 millimeters, the stage casing C's of length and electric conductor Interior hole length is identical, one end connection integrated with upper changeover portion 63, lower end connection integrated with lower changeover portion 65；From lower transition The external diameter of section 65 is 60 millimeters, and the interior hole length that length is equal to the lower changeover portion D of electric conductor is identical, by its one end and stage casing 64 1 Bodyization connects, lower end connection integrated with lower end 66；From a diameter of 60 millimeters of lower end 66, length is equal to the lower end of electric conductor E length adds 40 millimeters of lower end installation positions as core；Whole core uses the core material of clay-bonded sand casting, uses Core box is made；This completes the implementation of core.

Such as Fig. 6, Fig. 7, Fig. 8, according to the size and dimension of core, core upper die body 72 and upper branch are produced using aluminium alloy Plate 71, upper cavity is set in the one side relative with the position of upper supporting plate 71 of core upper die body 72, its upper cavity is with the bearing pin of core Core is divided into two halves, the wherein first half and upper cavity up and down by center line and the plane of symmetry in core body section as interface Shape and size are identical, produce upper end and the core print epicoele 73 of depression, upper pin-and-hole 74, upper changeover portion epicoele 75, stage casing respectively Epicoele 76, lower changeover portion epicoele 77, lower end and core print epicoele 78, form mould 70 on core；Equally, core is made using aluminium alloy Lower mold body 82 and lower carrier plate 81, and from core lower mold body 82 and the size of lower carrier plate 81 and core upper die body 72 and upper supporting plate 71 Size it is identical, lower mode cavity is produced in core lower mold body 82 and the opposite side of lower carrier plate 81, with the lower half of core Corresponding upper end and the core print cavity of resorption 83 that depression is produced in core lower mold body 82 of size and dimension, lower pin-and-hole 84, upper changeover portion Cavity of resorption 85, stage casing cavity of resorption 86, lower changeover portion cavity of resorption 87, lower end and core print cavity of resorption 88, form mould 80 under core；By mould 70 on core Fastened with mould under core 80, two support plate offices, so for weight balancing, are formed core mold in both ends；Using when, Mould 80 under mould on core 70 and core is fastened, and it is fixed, core production's material is filled into core mold, is compacted, is opened Mould 80 under mould 70 and core, takes out core, is dried or dried, it becomes possible to applied as core on core；So make The core precision made is high, and producing efficiency is high, and cost is low, and mould is durable.

Such as Fig. 4, select 300 millimeters of 20 mm in width of thickness in this example, the steel plate of 200 millimeters of height as supporting plate 41, One end is hanging, the other end and the vertical connection of lower mold body 42, and the material with the one of lower mold body 42 can also be used to process supporting plate 41 profile；From 60 millimeters of thickness, 300 millimeters of width, 470 millimeters of length, and with electric conductor geometry interface curved shape Similar steel plate is as lower mold body 42；It is wide from 105 millimeters of the width suitable for reading of half cast gate 43,50 millimeters of depth, lower mouth in this example 70 millimeters of degree, 10 millimeters of depth, 120 millimeters of height, width and length intersection use arc transition just, and are disposed at down The side of lower mode cavity 49 of die body 42；Upper port radius in this example from half rising head 44 are 40 millimeters, lower 10 millimeters of port radius, height 44 millimeters, and one end that the side of lower mode cavity 49 that is disposed at lower mold body 42 is relative with half cast gate 43；From fastening in this example Device perforation a diameter of 30 millimeters of 45, selects two in this example, its position and the fixing device screwed hole 110 on upper die body 12 It is corresponding；30 millimeters of the mouth diameters of positioning hole 46,20 millimeters of depth, 3 ° of taper, its position and upper die body 12 are selected in this example On positioner 14 it is corresponding；From 20 millimeters of the width of perpendicular overflow ducts 47 in this example, 10 millimeters of depth, it is disposed at The lower section of half rising head 44 simultaneously connects with half rising head 44, and its lower end connects with brimming circulation road 48；From the circulation road that overflows in this example 20 millimeters of 48 width, 280 millimeters of length, the bottom of lower mode cavity 49 being disposed at, the length direction of lower mode cavity 49 is consistent, and one End connects with perpendicular overflow ducts 47；In lower mold body 42, dig out and electric conductor half portion profile identical cavity, its size and structure It is identical according to the half in geometrically symmetric face with electric conductor, as lower mode cavity 49, core installation position is set at the both ends of lower mode cavity 49 410,30 millimeters of the radius of core installation position 410,40 millimeters of length, its direction is identical with the end of lower mode cavity 49；Selected in this example The size of fastener screwed hole 411 is to meet the regular screw threads M12 of national standard, 30 millimeters of depth, and two are selected in this example Fastener screwed hole 411, be arranged on the side of lower mode cavity 49 of lower mold body 42, and be located at the one end of supporting plate 41, its position and Away from corresponding with the fastener perforation 15 on upper die body 12；This completes the implementation of lower mould 4.

Such as Fig. 3, select 300 millimeters of 20 mm in width of thickness in this example, the steel plate of 200 millimeters of height as supporting plate 11, One end is hanging, the other end and the vertical connection of upper die body 12, and the material with the one of upper die body 12 can also be used to process supporting plate 11 profile；From 60 millimeters of thickness, 300 millimeters of width, 470 millimeters of length, and with electric conductor geometry interface curved shape Similar steel plate is as upper die body 12；It is wide from 105 millimeters of the width suitable for reading of half cast gate 13,50 millimeters of depth, lower mouth in this example 70 millimeters of degree, 10 millimeters of depth, 120 millimeters of height, width and length intersection use arc transition, and are disposed at mould The side of upper cavity 17 of body 12；Upper port radius in this example from half rising head 111 are 40 millimeters, lower 10 millimeters of port radius, height 44 millimeters and the side of upper cavity 17 of upper die body 12 is disposed at, positioned at the opposite side of half cast gate 13；From fastening in this example Device perforation a diameter of 30 millimeters of 15, selects two in this example, position and the phase of fixing device screwed hole 411 in lower mold body 42 It is corresponding；The semicolumn depression that 40 millimeters of 30 mm length of radius is set at the both ends of upper cavity 17 is selected to be used as core in this example Installation position 16, core installation position 16 is arranged on to the both ends of upper cavity 17；Use on upper die body 12, dig out and conduction in this example Body half portion profile identical cavity, its size and structure and electric conductor are symmetrically another with lower mode cavity 49 according to geometrically symmetric face Half is identical, and as upper cavity 17, its position is upper cavity 17 and lower mode cavity 49 when upper die body 12 and the alignment fastening of lower mold body 42 Fasten and formed and electric conductor profile and size identical cavity；From 20 millimeters of the width for the circulation road 18 that overflows, length in this example 280 millimeters, the bottom of upper cavity 17 is disposed at, its length direction is consistent with the length direction of upper cavity 17, middle part and company Connect road 112 to connect, one end connects with perpendicular overflow ducts 19；From 20 millimeters of the width of perpendicular overflow ducts 19, depth in this example 10 millimeters, it is disposed at the lower section of half rising head 111 and is connected with half rising head 111, its lower end connects with brimming circulation road 18；This Size in example from fastener screwed hole 110 is to meet the regular screw threads M12 of national standard, 30 millimeters of depth, in this example From two fastener screwed holes 110, the side of upper cavity 17 of upper die body 12 is arranged on, and is located at the one end of supporting plate 11, its Position and spacing are corresponding with the fastener perforation 45 in lower mold body 42；From the milli of width 20 of interface channel 112 in this example Rice, 8 millimeters of depth, one end connects with upper cavity 17, and the other end connects with brimming circulation road 18；From two streams that overflow in this example Passage 18, respectively positioned at the middle part of upper cavity 17, it be arranged in parallel；This completes the implementation of mold 1.

Such as Fig. 2, the bolt for meeting national standard with pad is selected in this example, as fastener 5, its screw thread is state Family standard M12, washer diameter are more than 30 millimeters；Core is placed in the upper cavity 17 of mold 1, the both ends of core are distinguished The position of the core installation position 16 at the both ends of upper cavity 17 is placed in, mold 1 and lower mould 2 are fastened, by mold 1 during fastening On positioner 14 fastened with the positioning hole 46 on lower mould 4, and the support on the support plate 1 and lower mould 4 on mold 1 Plate 4 is located at different ends, and by fastener 5 respectively from the fastener perforation 15 on mold 1 or lower mould 4, fastener is worn Passed through in hole 45, fastener screwed hole 110 or fastener screwed hole 411 on precession mold 1 or lower mould 4, and Mold 1 and lower mould 4 are fixed together, now, half cast gate 13 and half cast gate 43 are combined to form cast gate 3, half rising head 111 It is combined to form rising head 2 with half rising head 44, while perpendicular overflow ducts 19,47 and brimming circulation road 18,48 and interface channel 112 Overflow ducts are formed, are connected with die cavity and rising head；This completes the implementation of casting die.

Using when, by casting die be placed on casting scene, by fusing meet electric conductor part material requirement aluminium close Gold fusing, injects from the cast gate 3 of casting die, and metal liquid enters in die cavity from cast gate 3, fills die cavity, in order to which prevent can not Die cavity is filled, unnecessary metal liquid is overflowed by overflow ducts, and then is overflowed from rising head 2, when finding to have metal liquid from emitting When mouth 2 overflows, casting process is just completed；By casting die and interior metal liquid cooling, after metal liquid cooled and solidified, Take fastener 5 apart, mold 1 and lower mould 4 are separated, take out the metallic object of solidification, due to the effect of core, in metallic object It is internally formed and identical internal via shape inside electric conductor and physical dimension；Remove the gate portions outside conductive shape and overflow The metal of channel part, removes core, because core is made up of compositions such as clays, is smashed and can just removed core Remove, metal body surface is polished, be formed electric conductor part, this completes the implementation of the present invention；As a result of pouring Casting method, the complicated shape and structure of electric conductor are can adapt to, save metal material, production efficiency is high.

Claims (1)

1. a kind of high-voltage switch gear electric conductor core manufactures mould, it is characterised in that：Including mould on core, mould under core；Described Mould is relative with mold cavity on core on core, snaps together, and its inner chamber forms the shape and size of core；On described core Mould includes upper supporting plate, core upper die body, upper end and core print epicoele, upper pin-and-hole, upper changeover portion epicoele, stage casing epicoele, lower changeover portion Epicoele, lower end and core print epicoele；Described upper supporting plate is arranged on one end of core upper die body, positioned at lower end and core print epicoele one End, it is vertical with core upper die body, it is made up of aluminium alloy；Described core upper die body is arranged on upper supporting plate one end, and its shape is with type The bending of chamber and bend, be made up of aluminium alloy；Described upper end and core print epicoele set the side of core upper die body and positioned at The half of the relative one end in upper supporting plate position, the core print of its shape and size and core and the shape and size of upper end is identical；Institute The upper pin-and-hole stated is arranged on upper end and the lower end of core print epicoele, and its position and size and dimension are identical with half section of the bearing pin of core； Described upper changeover portion epicoele is arranged between pin-and-hole and stage casing epicoele, on its present position and shape and size and core The half of upper changeover portion is identical；Described stage casing epicoele, it is arranged between changeover portion epicoele and lower changeover portion epicoele, its position And size and dimension is identical with the half in the stage casing on core；Described lower changeover portion epicoele be arranged on stage casing epicoele and lower end and Between core print epicoele, its position and size and dimension are identical with the half of the lower changeover portion of core；On described lower end and core print The side that chamber is arranged on core upper die body is located at upper supporting plate one end, positioned at the bottom of lower changeover portion epicoele, its position and size and Shape is identical with the lower end of core and the half of core print；Mould includes lower carrier plate, core lower mold body, upper end and core under described core Head cavity of resorption, lower pin-and-hole, upper changeover portion cavity of resorption, stage casing cavity of resorption, lower changeover portion cavity of resorption, lower end and core print cavity of resorption；Described lower carrier plate One end of core lower mold body is arranged on, it is vertical with core lower mold body positioned at upper end and core print cavity of resorption one end, it is made up of aluminium alloy； Described core lower mold body is arranged on lower carrier plate one end, and its shape is bent with the bending of die cavity, is made up of aluminium alloy；Described Upper end and core print cavity of resorption set the side of core lower mold body to be simultaneously located at lower carrier plate one end, the core print of its shape and size and core and The half of the shape and size of upper end is identical；Described lower pin-and-hole is arranged on upper end and the lower end of core print cavity of resorption, its position and chi Very little and shape is identical with half section of the bearing pin of core；Described upper changeover portion cavity of resorption is arranged between lower pin-and-hole and stage casing cavity of resorption, its Present position and shape and size are identical with the half of the upper changeover portion on core；Described stage casing cavity of resorption, is arranged on transition Between section cavity of resorption and lower changeover portion cavity of resorption, its position and size and dimension are identical with the half in the stage casing on core；Under described Changeover portion cavity of resorption is arranged between stage casing cavity of resorption and lower end and core print cavity of resorption, the lower transition of its position and size and dimension and core The half of section is identical；The side that described lower end and core print cavity of resorption is arranged on core lower mold body is located at lower carrier plate opposite side, position In the bottom of lower changeover portion cavity of resorption, its position and size and dimension are identical with the lower end of core and the half of core print.