CN106825415A - A kind of manufacture method of syphon shape conducting element - Google Patents

Abstract

A kind of manufacture method of syphon shape conducting element, belongs to high-voltage electrical equipment field, comprises the following steps：The shape and structure fabrication mould of the conducting element for the 1, making as required, and be combined assembling after be placed on making scene；2nd, mould is heated and by aluminum alloy melting and casts in the mould of step 1；3rd, mould and casting metals are cooled down；4th, mould is opened, the conducting element casting of cooling shaping is removed from the molds, core is removed；5th, cast gate and rising head are removed, deburring polishes its surface；Arranged with the crystal inside that will not destroy conducting element, good product performance, the characteristics of do not have potential safety hazard.

Description

A kind of manufacture method of syphon shape conducting element

Technical field

The invention belongs to high-voltage electrical equipment field, more particularly to a kind of manufacture mould of syphon shape conducting element.

Background technology

Conducting element is the element that can conduct electric current, is widely used in the high-voltage switch gear in project of transmitting and converting electricity, is risen The effect of connection electrical equipment, is the important component of power transmission and transformation control device；To adapt to the shape of power transmission and transformation control device Shape and circuit arrangement, while ensureing that conducting element has good connection with other electrical equipments, conducting element needs to be fabricated to Various appropriate shapes；For syphon shape conducting element, because the species of syphon shape conducting element is more, show for accompanying drawing 1 The syphon shape conducting element for showing, this conducting element includes epimere, arc section, pin shaft hole, hypomere, endoporus；Due to leading for metallic aluminium Electrical property is good and price economy is economical, while the shape of aluminum pipe is closer to the conducting element shape shown by accompanying drawing 1 again, The suitable aluminum pipe bending of general choice is used as conducting element in practical application, and such defect is, in aluminum pipe bending Position, the metallic aluminium crystal structure of rule is destroyed originally, and the obstruction to electronics becomes big, causes resistance to increase, and causes conductive element The electric conductivity of part is poor；When electric current is conducted, aluminum pipe bending part can be produced and accumulate more heats, be brought to project of transmitting and converting electricity Potential safety hazard.

The content of the invention

For the problem that the syphon shape conducting element shown by accompanying drawing 1 is caused in the fabrication process, the present invention proposes a kind of The manufacture method of syphon shape conducting element, it is characterised in that：Comprise the following steps：The shape of the conducting element for the 1st, making as required Shape and structure fabrication mould, and be combined assembling after be placed on making scene；2nd, by mould heat and by aluminum alloy melting simultaneously In casting in the mould of step 1；3rd, mould and casting metals are cooled down；4th, mould is opened, leading for cooling shaping is removed from the molds Electric device casting, removes core；5th, cast gate and rising head are removed, deburring polishes its surface.

Mould in described step 1 is the syphon shape conducting element particular manufacturing craft shown by accompanying drawing 1, it is characterised in that： It is made of steel, including mold, lower mould, cast gate, die cavity, rising head, core, positioner, fastener；Described is upper Mould is made up of steel；Described lower mould is made up of steel, cooperation of being alignd with mold；Described cast gate is arranged on mold On phase the same side side of the faying face of lower mould, connected with die cavity；Described die cavity is arranged on the knot of mold and lower mould Conjunction face place and, the shape and size of its shape and size and conducting element profile symmetrical according to composition surface both sides；Described rising head Be arranged on phase the same side side of the faying face of mold and lower mould, connected with mold cavity, and with cast gate homonymy；Described Core is arranged in die cavity, and its two ends is connected with the core installation position on mold and lower mould respectively；Described positioner Between mold and lower mould, mold and lower mould tangential position can be relatively fixed；Described fastener Between mold and lower mould, can be by mold and the fastening of lower mould together.

Described mold, it is characterised in that：Including upper die body, upper half cast gate, upper impression, upper half rising head, upper perpendicular overflow Passage, upper brimming circulation road, installation position on core；Described upper die body is made of steel, is rectangular plate-like, and its size is with The size of die body matches；Described upper half cast gate is to be arranged on half pyramid open-ended cavity on the upside of upper die body inwall, its shape The shape and size of the lower half cast gate on shape and size and lower mould match；Described upper half cast gate it is suitable for reading positioned at upper die body On upper surface, lower mouth is located at upper impression top, size of the size more than lower mouth suitable for reading；Described upper impression is to be arranged on mould Open-ended cavity in the middle part of internal wall, its shape and size are separated with the shape and size of conducting element profile according to geometrically symmetric face Half it is identical；Described upper impression middle part high point is connected with upper half cast gate；Described upper half rising head is to be arranged in upper die body The shape and size of the lower half rising head on the half cone-shaped open-ended cavity on the upside of wall, its shape and size and lower mould match； Described upper half rising head it is suitable for reading on upper die body upper surface, Xia Kou is connected with upper perpendicular overflow ducts, and size suitable for reading is more than The size of lower mouth；Described upper perpendicular overflow ducts are the vertical elongated slot being arranged on upper die body inwall, and its shape and size is with The shape and size of the lower perpendicular overflow ducts on mould match；Described upper perpendicular overflow ducts top connects with upper half rising head, Bottom connects with upper brimming circulation road；Described upper brimming circulation road is the horizontal elongated slot being arranged on upper die body inwall, its shape The shape and size of the lower brimming circulation road on shape and size and lower mould match；Described upper brimming circulation road is located at mo(u)ld top half The lower section in chamber, connects with upper perpendicular overflow ducts；Installation position is arranged on lower impressions two ends on described core, its shape and size with The installation position of core end matches.

Described lower mould, it is characterised in that：Including lower mold body, lower half cast gate, lower impressions, lower half rising head, lower perpendicular overflow Passage, interface channel, lower brimming circulation road, installation position under core；Described lower mold body is made of steel, is rectangular plate-like, Its size matches with the size of upper die body；Described lower half cast gate is to be arranged on half pyramid opening on the upside of lower mold body inwall The shape and size of the upper half cast gate on cavity, its shape and size and mold match；Described lower half cast gate it is suitable for reading On lower mold body upper surface, lower mouth is located at lower impressions top, size of the size more than lower mouth suitable for reading；Described lower impressions are The open-ended cavity in the middle part of lower mold body inwall is arranged on, the shape and size of its shape and size and conducting element profile are according to geometry The separate half of the plane of symmetry is identical and the outer shape of conducting element is constituted after merging with upper impression；Described lower impressions middle part is high Point is connected with lower half cast gate, and two ends low spot is respectively connected by interface channel with lower brimming circulation road；Described lower half rising head is to set Put the half cone-shaped open-ended cavity on the upside of lower mold body inwall, the shape of the upper half rising head on its shape and size and mold and Size matches；Described lower half rising head it is suitable for reading on lower mold body upper surface, Xia Kou is connected with lower perpendicular overflow ducts, suitable for reading Size more than lower mouth size；Described lower perpendicular overflow ducts are the vertical elongated slot being arranged on lower mold body inwall, its shape Shape and size with the upper perpendicular overflow ducts on size and mold match；Described lower perpendicular overflow ducts top and lower half Rising head is connected, and bottom connects with lower brimming circulation road；Described interface channel is arranged between lower impressions and lower brimming circulation road, Two ends connect with lower impressions and lower brimming circulation road respectively；Described lower brimming circulation road is the water being arranged on lower mold body inwall The shape and size of the upper brimming circulation road on flat elongated slot, its shape and size and mold match；Described lower brimming stream Passage is located at the lower section of lower impressions, is connected with lower perpendicular overflow ducts, and connected with lower impressions by interface channel；Described core Lower installation position is arranged on lower impressions two ends, and its shape and size matches with the installation position of core end.

Described core, it is characterised in that：Including upper installation end, above prolong section, bearing pin, middle segmental arc, downward section, lower installation End；Described upper installation end is arranged on and prolongs in section, installation position under installation position, core on the core of its shape and size and die cavity Match；Prolong diameter of bore of section diameter equal to the conducting element on described, its length is equal to the upper segment length of conducting element； Described bearing pin is arranged in middle segmental arc, and identical with the bearing pin hole site on the conducting element, diameter is identical, the end of its bearing pin Internal chamber wall with mold and lower mould is contacted；Described middle segmental arc is arranged on prolongs between section and downward section, its shape and chi The hole size and shape of the very little arc section with the conducting element are identical；Described downward section is arranged on lower one end of middle segmental arc, Its diameter is identical with the diameter of bore of the conducting element, and its length is equal to segment length under the conducting element；Described lower installation end It is arranged on downward section, non-colinear position is installed under its shape and size and installation position, core on the core of die cavity.

Beneficial effect

The beneficial effects of the present invention are the inside that will not destroy conducting element using present invention processing syphon shape conducting element is brilliant Body is arranged, and good product performance does not have potential safety hazard.

Brief description of the drawings

Fig. 1 is a kind of structural representation of syphon shape conducting element

A. epimere, B. arc sections, C. pin shaft holes, D. hypomeres, E. endoporus.

Fig. 2 is a kind of structural representation of the manufacture mould of syphon shape conducting element

1. mold, 2. cast gate, 3. core, 4. plays mould, 5. rising head.

Fig. 3 is a kind of structural representation of the mold of the manufacture mould of syphon shape conducting element

11. upper die bodies, 12. upper half cast gates, 13. upper impressions, 14. upper half rising heads erect overflow ducts on 15., circulation of being overflowed on 16. Road, installation position on 17. cores.

Fig. 4 is a kind of structural representation of the lower mould of the manufacture mould of syphon shape conducting element

41. lower mold bodies, 42. lower half cast gates, 43. lower impressions, 44. lower half rising heads, perpendicular overflow ducts under 45., 46. interface channels, Brimming circulation road under 47., installation position under 48. cores.

Fig. 5 is a kind of structural representation of the core of the manufacture mould of syphon shape conducting element

Installation end on 31., prolongs section on 32., segmental arc in 33., 34. bearing pins, 35. downward sections, 36. times installation ends.

Specific embodiment

In order to further illustrate technical scheme, in conjunction with brief description of the drawings specific embodiment of the invention；Such as Fig. 1, with the external diameter of conducting element is 90 millimeters in this example, 60 millimeters of diameter of bore, and pin shaft hole C is for 15 millimeters of through-hole diameter Example；Such as Fig. 5,60 millimeters of upper installation end diameter is selected in this example, length for 25 millimeters used as upper installation end 31, with above prolong by its lower end The integration connection of section 32；From 32 a diameter of 80 millimeters of section is above prolonged, length is equal to the length of the epimere A of conducting element；From in The external diameter of segmental arc 33 is 80 millimeters, and shape is identical with the arc section B internal via shapes of conducting element, and length is identical, one end and core On prolong section 32 lower end integration connection, upper end of the other end with downward section 35 of core it is integrated connects；From diameter 15 The bearing pin that 80 millimeters of mm length is installed in position corresponding with conducting element upper pin hole C as bearing pin 34, symmetrical point Cloth in middle segmental arc 33, i.e., bearing pin 34 expose the external diameter of middle segmental arc 33 length it is identical；From downward section a diameter of 80 millimeters, length Equal to conducting element hypomere D length as downward section 35 of core；From 60 millimeters of lower installation end diameter, length is 25 millis Installation end 36 under meter Zuo Wei, its upper end and downward section of 35 integrated connections；The core material that whole core is cast using clay-bonded sand, It is made of core box；This completes the implementation of core 3.

Such as Fig. 4, from 490 millimeters of length in this example, 80 millimeters of width, the rectangular steel plates of 300 millimeters of height are used as lower mould Body 41, its size matches with the size of upper die body；From 121 millimeters of the length suitable for reading of lower half cast gate 42, width in this example 46.5 millimeters, lower 71 millimeters of mouth length, 11 millimeters of width, 110 millimeters of height, width and length intersection use arc transition, And the inwall upside of lower mold body 41 is disposed at, its is suitable for reading to be arranged on the upper surface of lower mold body 41, and lower mouth is arranged on lower impressions 43 tops connect with lower impressions 43；In this example use in lower mold body 41, dig out with conducting element half portion profile identical cavity, Its size and structure are identical according to the half in geometrically symmetric face with conducting element, and used as lower impressions 43, its position is to work as lower mold body 41 and the alignment of upper die body 11 when fastening, lower impressions 43 and upper impression 11 are fastened and form empty with conducting element profile and size identical Chamber；In this example from lower half rising head 44 upper port radius be 36.5 millimeters, 11 millimeters of lower port radius, height 48 millimeters, and by its The inwall upside of lower mold body 41 is arranged on, its is suitable for reading on the upper surface of lower mold body 41, and Xia Kou is connected with lower perpendicular overflow ducts；This Example in from lower perpendicular overflow ducts 45 20 millimeters of width, 10 millimeters of depth, be disposed at lower half rising head 44 lower section and with Lower half rising head 44 is connected, and its lower end connects with lower brimming circulation road 47；It is deep from 40 millimeters of the width of interface channel 46 in this example 10 millimeters of degree, one end is connected with lower impressions 43, and the other end is connected with lower brimming circulation road 47；Lower brimming circulation road is selected in this example 23 millimeters of 47 width, 367 millimeters of length, is disposed at the bottom of lower impressions 43, the length of its length direction and lower impressions 43 Degree direction is consistent, and middle part connects with interface channel 46, and one end connects with lower perpendicular overflow ducts 45；Selected in lower impressions 43 in this example Both ends semicolumn be set be recessed as installation position under core 48,30 millimeters of the radius of installation position 48 under core, the milli of length 25 Rice, its direction is identical with the end of lower impressions 43；This completes the implementation of lower mould 4.

Such as Fig. 3, from 490 millimeters of length in this example, 80 millimeters of width, the rectangular steel plates of 300 millimeters of height are used as upper mould Body 11, its size matches with the size of lower mold body；From 121 millimeters of the length suitable for reading of upper half cast gate 12, width in this example 46.5 millimeters, lower 71 millimeters of mouth length, 11 millimeters of width, 110 millimeters of height, width and length intersection use arc transition, And the inwall upside of upper die body 11 is disposed at, its is suitable for reading to be arranged on the upper surface of upper die body 11, and lower mouth sets upper impression 11 Top simultaneously connects with upper impression 11；In this example use on upper die body 11, dig out with conducting element half portion profile identical cavity, Second half is identical according to geometrically symmetric face symmetrical with lower impressions 43 for its size and structure and conducting element, used as upper impression 13, its position is that upper impression 13 and lower impressions 43 are fastened and formed and conductive element when upper die body 11 and the alignment of lower mold body 41 are fastened The shape and size identical cavity of part profile；Upper port radius in this example from upper half rising head 14 are 36.5 millimeters, lower mouth half 11 millimeters of footpath, 48 millimeters of height is simultaneously disposed on the upside of the inwall of upper die body 11, and its is suitable for reading on the upper surface of upper die body 11, Xia Kou is connected with upper perpendicular overflow ducts；From 20 millimeters of the width of upper perpendicular overflow ducts 15 in this example, 10 millimeters of depth is set Put in the lower section of upper half rising head 14 and connected with upper half rising head 14, its lower end connects with upper brimming circulation road 16；Selected in this example 23 millimeters of the width of upper brimming circulation road 16,367 millimeters of length is disposed at the bottom of upper impression 13, its length direction with The length direction of upper impression 13 is consistent, and one end connects with upper perpendicular overflow ducts 15；Selected at the both ends of upper impression 13 in this example Semicolumn depression is set used as installation position on core 17,30 millimeters of the radius of installation position 17 on core, 25 millimeters of length, its direction It is identical with the end of upper impression 13；This completes the implementation of mold 1.

Such as Fig. 2, core 3 is placed in the upper impression 13 of mold 1 in this example, the two ends of core 3 are respectively placed at The position of installation position 17 on the core at the two ends of upper impression 13, mold 1 and lower mould 4 are fastened, and by mold 1 and lower mould 4 are fixed together, and now, upper half cast gate 12 and lower half cast gate 42 are combined to form cast gate 2, and upper impression 13 and lower impressions 43 are closed Die cavity is formed together, upper half rising head 14 and lower half rising head 44 are combined to form rising head 5, while upper perpendicular overflow ducts 15, underflow Circulation road 45, upper brimming circulation road 16, lower brimming circulation road 47 and interface channel 46 composition overflow ducts, with die cavity and rising head 5 Connection；Alignment pin and pin-and-hole are set respectively with positioner is combined into from the general alignment pin of the industry and pin-and-hole in this example Put on mold 1 and lower mould 4, when mold 1 and lower mould 4 are fastened, alignment pin and pin-and-hole coordinate, and complete the He of mold 1 The lower tangential position of mould 4 is fixed；Coordinated as fastener from the general screw rod of the industry and screwed hole in this example, when upper mould When tool 1 and lower mould 4 are fastened, screw rod is tightened, be possible to tighten together mold 1 and lower mould 4, this makes it possible to ensure The luminal border alignment of mold 1 and lower mould 4, it is ensured that the regularity of die cavity, also ensures that the outer mass color of the part for casting out It is sliding；This completes the implementation of casting die.

Using when, by mould be placed on casting scene, will melt the aluminium alloy for meeting conducting element part material requirement Fusing, injects from the cast gate 2 of casting die, and metal liquid enters in die cavity from cast gate 2, die cavity is filled, in order to prevent noting Full die cavity, unnecessary metal liquid is overflowed by overflow ducts, and then is overflowed from rising head 5, when discovery has metal liquid from rising head 5 During spilling, casting process is just completed；By casting die and interior metal liquid cooling, after metal liquid cooled and solidified, will Mold 1 and lower mould 4 are separated, and take out the metallic object of solidification, due to the effect of core 3, are internally formed and conduction in metallic object Element internal identical internal via shape and physical dimension；The part of cast gate 2 and overflow ducts part outside removal conducting element shape Metal, remove core 3, because core 3 is made up of compositions such as clays, being smashed can just remove core 3, by gold Category body surface grinding, is formed conducting element part, this completes implementation of the invention；As a result of casting side Method, process does not destroy the crystal inside arrangement of conducting element, and good product performance does not have potential safety hazard.

Claims (1)

1. a kind of manufacture method of syphon shape conducting element, it is characterised in that：Comprise the following steps：1st, what is made as required leads The shape and structure fabrication mould of electric device, and be combined assembling after be placed on making scene；2nd, mould is heated and by aluminium Alloy melting simultaneously casts in the mould of step 1；3rd, mould and casting metals are cooled down；4th, mould is opened, is removed from the molds cold But the conducting element casting being molded, removes core；5th, cast gate and rising head are removed, deburring polishes its surface.