CN105583278B - Horn mouth flanging bore manufacturing process on carrier rocket tank top cover - Google Patents

Horn mouth flanging bore manufacturing process on carrier rocket tank top cover Download PDF

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Publication number
CN105583278B
CN105583278B CN201410571698.2A CN201410571698A CN105583278B CN 105583278 B CN105583278 B CN 105583278B CN 201410571698 A CN201410571698 A CN 201410571698A CN 105583278 B CN105583278 B CN 105583278B
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China
Prior art keywords
coil
level
winding
mould
horn mouth
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CN201410571698.2A
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Chinese (zh)
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CN105583278A (en
Inventor
张文忠
安立辉
贾春莉
何铁军
英升琪
白景彬
Original Assignee
首都航天机械公司
中国运载火箭技术研究院
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Priority to CN201410571698.2A priority Critical patent/CN105583278B/en
Publication of CN105583278A publication Critical patent/CN105583278A/en
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Abstract

The present invention relates to horn mouth flanging bore part shaping techniques on a kind of carrier rocket tank top cover, it is characterised in that:Shaped including 1 part drawing;2 steps process pre-manufactured hole, and the center of the pretreatment part draws circle, pre-manufactured hole processed in the round opening position, so as to obtain pre-manufactured hole part;3 estimation deformed regions, contrast the shape of the horn mouth flanging bore part to be obtained and the pre-manufactured hole part, obtain the region that the pre-manufactured hole part needs to deform, and the region for needing to deform is divided into several regions, the area for several regions carries out some grades of coil windings on coil brace respectively;4 forming technologies, coil is carried out step by step and is fixed and magnetic pulse formation.Beneficial effects of the present invention:Without using complicated die, product development is completed in a short time, reduces product development cost.

Description

Horn mouth flanging bore manufacturing process on carrier rocket tank top cover
Technical field
The present invention relates to carrier rocket manufacturing technology field, and in particular to horn mouth flanging bore on carrier rocket tank top cover Part shaping techniques.
Background technology
Carrier rocket tank includes oxidant and fuel tank, is all manufactured using aluminium alloy.There is one kind to turn on top cover Lateral opening is in toroidal.General this flanging bore generally use large hydraulic press and large mold processing.
But this conventional processing method has the disadvantage that:
(1) conventional method process is complicated, design cycle length, manufacturing cycle length;
(2) conventional method process is complicated, the risk reprocessed or scrapped be present;
(3) the carrier rocket lead time can not be ensured by processing this part by conventional method;
It would therefore be highly desirable to horn mouth flanging bore forming technology on a kind of new carrier rocket tank top cover, to overcome existing skill The defects of art.
The content of the invention
The present invention technical problems to be solved be to provide it is a kind of based on magnetic pulse technology using simple mould very short The manufacturing process of carrier rocket tank top cover horn mouth flanging bore part is completed in time.
In order to solve the above-mentioned technical problem, the technical scheme is that, horn mouth on a kind of carrier rocket tank top cover Flanging bore part shaping techniques, specifically include following steps:
Step 1: part drawing shapes
Using large hydraulic press, drawing is carried out to original part with large-scale Drawing Die and forms pretreatment part, the pre- place Reason part is disk-like structure, and its outer surface is in elliposoidal or spherical;
Step 2: processing pre-manufactured hole
Circle is drawn at the center of the pretreatment part, pre-manufactured hole is processed in the round opening position, so as to obtain pre-manufactured hole zero Part;
Step 3: estimation deformed region
The shape of the horn mouth flanging bore part to be obtained and the pre-manufactured hole part is contrasted, obtains the pre-manufactured hole zero Part needs the region deformed, and the region for needing to deform is divided into several regions, respectively for several regions Area carries out some grades of coil windings on coil brace;
Step 4: forming technology
Since the first order, the coil brace for winding coil is positioned on backing plate, secondly by the pre-manufactured hole part Be placed on coil brace, mould be placed on part again, finally with screw bolt and nut by mould, part and backing plate from upper It is fixed together under and;
The both ends of the first order coil are connected with the output end of magnetic field impulse equipment, after shaping, unclamp bolt, spiral shell Mother, take apart a die, take out one-level formation of parts;
Hereafter, rear stage is carried out down on the basis of previous stage forming part according to the technical process same with previous stage One-level forming technology;The formation of parts that afterbody obtains is then the horn mouth flanging bore part to be obtained.
Some grades of coils are wound up as the winding of three-level coil in the step 3, then the step 4 comprises the following steps:
4.1 first order shape
The coil brace for winding first order coil is placed on backing plate first, part is secondly placed on coil brace On, mould is placed on part again, mould, part and backing plate are finally fixed on one from top to bottom with screw bolt and nut Rise;
The both ends of the first order coil are connected with the output end of magnetic field impulse equipment, after shaping, unclamp bolt, spiral shell Mother, take apart a die, take out one-level formation of parts;
4.2 second level shape
The coil brace for winding second level coil is placed on backing plate first, after secondly first order shaping is handled Part is placed on coil brace, and mould is placed on part again, finally with screw bolt and nut by mould, part and backing plate It is fixed together from top to bottom;
The both ends of the second level coil are connected with the output end of magnetic field impulse equipment, after shaping, unclamp bolt, spiral shell Mother, take apart a die, take out two level formation of parts;
4.3 third level shape
The coil brace for winding tertiary coil is placed on backing plate first, after secondly second level shaping is handled Part is placed on coil brace, and mould is placed on part again, finally with screw bolt and nut by mould, part and backing plate It is fixed together from top to bottom;
The both ends of the tertiary coil are connected with the output end of magnetic field impulse equipment, after shaping, unclamp bolt, spiral shell Mother, take apart a die, take out the horn mouth flanging bore part to be obtained.
The three-level coil is wound up as the winding of first order coil, the winding of second level coil, tertiary coil winding;
The first order coil winding is using 10~30 squares of copper bar or cable, and the number of turn is between 15~20;
The second level coil winding is using 10~30 squares of copper bar or cable, and the number of turn is between 12~16;
The tertiary coil winding is using 10~30 squares of copper bar or cable, and the number of turn is between 8~12.
Beneficial effects of the present invention:Without using complicated die, product development is completed in a short time, reduces product development Cost.
Brief description of the drawings
Fig. 1 is the part schematic diagram before the shaping of horn mouth flanging bore on carrier rocket tank top cover of the present invention;
Fig. 2 is that first order building mortion is illustrated in horn mouth flanging bore forming process on carrier rocket tank top cover of the present invention Figure;
Fig. 3 is building mortion signal in the second level in horn mouth flanging bore forming process on carrier rocket tank top cover of the present invention Figure;
Fig. 4 is that third level building mortion is illustrated in horn mouth flanging bore forming process on carrier rocket tank top cover of the present invention Figure.
Embodiment
The present invention is described further with reference to embodiments.
Horn mouth flanging bore part shaping techniques on a kind of carrier rocket tank top cover of the present invention, using magnetic pulse technology into The scope of shape carrier rocket tank top cover horn mouth flanging bore is 200~500mm of Φ, and 2~10mm of wall thickness, material is aluminium alloy; Specifically include following steps:
Step 1: part drawing shapes
Tank top cover part is as shown in Figure 1.Using large hydraulic press, drawing shape is carried out to original part with large-scale Drawing Die Into pretreatment part, the pretreatment part shape is according to layout design, generally disk-like structure, and its outer surface is in elliposoidal It is or spherical;
Step 2: processing pre-manufactured hole
According to drawing requirement, at the pretreatment Central of the parts, circle is drawn with a diameter of 150~400mm of Φ, using electricity The instruments such as brill, sweep-saw, file, emery cloth process pre-manufactured hole in the round opening position;
Step 3: estimation deformed region
According to part shape, projecting apertures size, estimate that every grade of the part needs to carry out the region of deformation processing.
According to the deformed region estimated, 3 steps are classified as, and just respectively for the trizonal area in coil branch Three-level coil winding is carried out on frame;The specially winding of first order coil, the winding of second level coil, tertiary coil winding;
The first order coil winding is using 10~30 squares of copper bar or cable, and the number of turn is between 15~20;
The second level coil winding is using 10~30 squares of copper bar or cable, and the number of turn is between 12~16;
The tertiary coil winding is using 10~30 squares of copper bar or cable, and the number of turn is between 8~12.
Step 4: forming technology
4.1 first order shape
As shown in Fig. 2 erection sequence is that coil is below, part is in centre, and mould is above;First will be wound first The coil brace of level coil is placed on backing plate, and secondly part is placed on coil brace, mould is placed on into part again On, finally mould, part and backing plate are fixed together from top to bottom with screw bolt and nut;
The both ends of the first order coil are connected with the output end of magnetic field impulse equipment, turned on the power switch, setting electric discharge Energy, start automatic inflatable eletric button, after shaping, unclamp bolt, nut, take apart a die, take out part;
4.2 second level shape
As shown in figure 3, erection sequence is that coil is below, part is in centre, and mould is above;Second will be wound first The coil brace of level coil is placed on backing plate, and the part after secondly first order shaping is handled is placed on coil brace, then It is secondary that mould is placed on part, finally mould, part and backing plate are fixed together from top to bottom with screw bolt and nut;
The both ends of the second level coil are connected with the output end of magnetic field impulse equipment, turned on the power switch, setting electric discharge Energy, start automatic inflatable eletric button, after shaping, unclamp bolt, nut, take apart a die, take out part;
4.3 third level shape
As shown in figure 4, erection sequence is that coil is below, part is in centre, and mould is above;The 3rd will be wound first The coil brace of level coil is placed on backing plate, and the part after secondly second level shaping is handled is placed on coil brace, then It is secondary that mould is placed on part, finally mould, part and backing plate are fixed together from top to bottom with screw bolt and nut;
The both ends of the tertiary coil are connected with the output end of magnetic field impulse equipment, turned on the power switch, setting electric discharge Energy, start automatic inflatable eletric button, after shaping, unclamp bolt, nut, take apart a die, take out part.

Claims (6)

  1. A kind of 1. horn mouth flanging bore part shaping techniques on carrier rocket tank top cover, it is characterised in that:Specifically include following Step:
    Step 1: part drawing shapes
    Using large hydraulic press, drawing is carried out to original part with large-scale Drawing Die and forms pretreatment part, the pretreatment zero Part is disk-like structure, and its outer surface is in elliposoidal or spherical;
    Step 2: processing pre-manufactured hole
    Circle is drawn at the center of the pretreatment part, pre-manufactured hole is processed in the round opening position, so as to obtain pre-manufactured hole part;
    Step 3: estimation deformed region
    The shape of the horn mouth flanging bore part to be obtained and the pre-manufactured hole part is contrasted, obtaining the pre-manufactured hole part needs The region to be deformed, and the region for needing to deform is divided into several regions, respectively for the area in several regions Some grades of coil windings are carried out on coil brace;
    Step 4: forming technology
    Since the first order, the coil brace for winding coil is positioned on backing plate, secondly placed the pre-manufactured hole part On coil brace, mould is placed on part again, finally with screw bolt and nut by mould, part and backing plate from top to bottom It is fixed together;
    The both ends of the first order coil are connected with the output end of magnetic field impulse equipment, after shaping, unclamp bolt, nut, Take apart a die, take out one-level formation of parts;
    Hereafter, rear stage carries out next stage on the basis of previous stage forming part according to the technical process same with previous stage Forming technology;The formation of parts that afterbody obtains is then the horn mouth flanging bore part to be obtained.
  2. 2. according to horn mouth flanging bore part shaping techniques on the carrier rocket tank top cover described in claim 1, its feature exists In:Some grades of coils are wound up as the winding of three-level coil in the step 3, then the step 4 comprises the following steps:
    4.1 first order shape
    The coil brace for winding first order coil is placed on backing plate first, secondly part is placed on coil brace, Mould is placed on part again, finally mould, part and backing plate are fixed together from top to bottom with screw bolt and nut;
    The both ends of the first order coil are connected with the output end of magnetic field impulse equipment, after shaping, unclamp bolt, nut, Take apart a die, take out one-level formation of parts;
    4.2 second level shape
    The coil brace for winding second level coil is placed on backing plate first, the part after secondly first order shaping is handled Be placed on coil brace, mould be placed on part again, finally with screw bolt and nut by mould, part and backing plate from upper It is fixed together under and;
    The both ends of the second level coil are connected with the output end of magnetic field impulse equipment, after shaping, unclamp bolt, nut, Take apart a die, take out two level formation of parts;
    4.3 third level shape
    The coil brace for winding tertiary coil is placed on backing plate first, the part after secondly second level shaping is handled Be placed on coil brace, mould be placed on part again, finally with screw bolt and nut by mould, part and backing plate from upper It is fixed together under and;
    The both ends of the tertiary coil are connected with the output end of magnetic field impulse equipment, after shaping, unclamp bolt, nut, Take apart a die, take out the horn mouth flanging bore part to be obtained.
  3. 3. according to horn mouth flanging bore part shaping techniques on the carrier rocket tank top cover described in claim 2, its feature exists In:The three-level coil is wound up as the winding of first order coil, the winding of second level coil, tertiary coil winding;
    The first order coil winding is using 10~30 squares of copper bar or cable, and the number of turn is between 15~20;
    The second level coil winding is using 10~30 squares of copper bar or cable, and the number of turn is between 12~16;
    The tertiary coil winding is using 10~30 squares of copper bar or cable, and the number of turn is between 8~12.
CN201410571698.2A 2014-10-23 2014-10-23 Horn mouth flanging bore manufacturing process on carrier rocket tank top cover CN105583278B (en)

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CN105583278B true CN105583278B (en) 2018-02-13

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106270104B (en) * 2016-09-07 2019-09-17 哈尔滨工业大学 A kind of magnetic field impulse hole flanging formation method of housing component
CN106964684B (en) * 2017-03-31 2019-05-31 华中科技大学 A kind of complex multi-step local plastic electromagnetic forming method suitable for sheet material workpiece
CN107116128B (en) * 2017-06-05 2019-09-24 三峡大学 A kind of the plate electromagnetism hemmer and method of axial direction-radial electromagnetic force timesharing load
CN107138588B (en) * 2017-06-09 2018-08-21 华中科技大学 A kind of band pre-manufactured hole tubing electromagnetism side flanging device and method
CN107138589A (en) * 2017-06-19 2017-09-08 中南大学 A kind of sheet material hole flanging building mortion and manufacturing process
CN107138591B (en) * 2017-06-19 2020-01-10 中南大学 Electromagnetic forming device and method for cylindrical part fillet
CN107952860A (en) * 2017-11-03 2018-04-24 首都航天机械公司 It is a kind of to prevent the fracture of magnetic field impulse projecting apertures fillet and thinned method
CN109590373A (en) * 2018-11-16 2019-04-09 首都航天机械有限公司 Carrier rocket tank sinker thin-wall stainless steel cone-shaped component integral forming method

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CN103586325A (en) * 2013-11-05 2014-02-19 华中科技大学 Electromagnetic forming method for deeply punched member
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