CN103586346A - Mould for forming thin-walled workpiece of flame tube of gas turbine - Google Patents

Mould for forming thin-walled workpiece of flame tube of gas turbine Download PDF

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Publication number
CN103586346A
CN103586346A CN201310533551.XA CN201310533551A CN103586346A CN 103586346 A CN103586346 A CN 103586346A CN 201310533551 A CN201310533551 A CN 201310533551A CN 103586346 A CN103586346 A CN 103586346A
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CN
China
Prior art keywords
cylinder
interior
guide plate
thin
swollen cylinder
Prior art date
Application number
CN201310533551.XA
Other languages
Chinese (zh)
Inventor
季东军
宋兆斌
周珩磊
王强
王德彪
沈阳威
徐佰明
贾春艳
刘畅
Original Assignee
哈尔滨汽轮机厂有限责任公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 哈尔滨汽轮机厂有限责任公司 filed Critical 哈尔滨汽轮机厂有限责任公司
Priority to CN201310533551.XA priority Critical patent/CN103586346A/en
Publication of CN103586346A publication Critical patent/CN103586346A/en

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Abstract

The invention provides a mould for forming a thin-walled workpiece of a flame barrel of a gas turbine and relates to a mould for forming the thin-walled workpiece made of high-temperature alloy materials in order to solve the problems that the flame barrel of an existing gas turbine is long in machining cycle and low in production efficiency in the manufacturing process. Four guide key grooves are respectively arranged along the horizontal central line and the vertical central line of a guide plate. Spring grooves are symmetrically arranged in the two sides of each guide key groove in the upper end face of the guide plate. Each guide key groove is provided with two guide keys inside. Each spring groove is provided with a rectangular compression spring. An outer expansion barrel is arranged on the external diameter of an inner expansion barrel in a sleeved mode. The guide plate is arranged below the outer expansion barrel and the inner expansion barrel. The outer expansion barrel and the inner expansion barrel are respectively connected with the guide keys. A lower template is arranged below the guide plate. The lower end of an inner wedge block is matched with a cone-shaped hole. The upper end of the inner wedge block is connected with an upper template. An outer wedge cylinder is matched with the outer expansion barrel. The upper end of the outer wedge cylinder is connected with the upper template through connecting elements. The mould is used for machining the thin-walled conical barrel-shaped workpiece made of the high-temperature alloy materials.

Description

A kind of combustion machine burner inner liner thin-wall part shaping die for processing

Technical field

The present invention relates to a kind of high temperature alloy material thin-wall part shaping die for processing, be specifically related to a kind of combustion machine burner inner liner thin-wall part shaping die for processing.

Background technology

At gas turbine, manufacture field, because unit operation temperature is very high, need a large amount of heating resisting metals that use, especially the high temperature producing during fuel combustion, make its burner inner liner in more than 1000 ℃ operating modes, therefore the whole high temperature alloy that adopts of burner inner liner is made, wherein stack shell is partly that the thin-walled taper tube shape component that a plurality of structures are identical forms, this type of constitutional detail can be used traditional machining mode to realize manufacture in theory, but because high temperature alloy machining is a difficult point of industry, though possible in theory but can produce a large amount of processing costs, during batch machining, the cycle also can be very long, therefore the required thin-walled taper tube shape component of burner inner liner should adopt the more process of high-quality and high-efficiency.

Summary of the invention

The object of the invention is to adopt traditional machining mode for solving in the manufacture process of existing combustion machine burner inner liner, have the problem that the process-cycle is long, production efficiency is low, and a kind of combustion machine burner inner liner thin-wall part shaping die for processing is provided.

The present invention includes counterdie and patrix, counterdie comprises lower bolster, guide plate, interior swollen cylinder, outer swollen cylinder, straight pin, the first hexagon socket cap head screw, eight feather keys, eight rectangle Compress Springs, 16 backing pins, guide plate is provided with four guide key grooves, four guide key grooves are arranged along horizontal center line and the vertical center line of guide plate respectively, the bilateral symmetry of each guide key groove of guide plate upper surface is provided with spring groove, two feather keys are set in each guide key groove, a rectangle Compress Spring is set in each spring groove, two backing pins are separately positioned on the two ends of rectangle Compress Spring, outer swollen jacket casing is contained on the external diameter of interior swollen cylinder, gap between outer swollen cylinder and interior swollen cylinder is identical with shaping thin-walled taper work wall thickness, interior swollen cylinder is provided with bellmouth along axle center, the upper end diameter of bellmouth is greater than lower end diameter, guide plate be arranged on outer swollen cylinder and interior swollen below, and outer swollen cylinder is connected with feather key by Connection Element respectively with interior swollen cylinder, the upper end of two backing pins be separately positioned on corresponding outer swollen cylinder and interior swollen in, lower bolster be arranged on guide plate below, and lower bolster is connected with the first hexagon socket cap head screw by straight pin with guide plate, patrix comprises cope match-plate pattern, interior voussoir and outer wedge cylinder, lower end and the bellmouth of interior voussoir are equipped with, the upper end of interior voussoir is connected with cope match-plate pattern by Connection Element, outer wedge cylinder and outer swollen cylinder are equipped with, the upper end of outer wedge cylinder is connected with cope match-plate pattern by Connection Element.

The present invention has following beneficial effect:

One, utilize mould of the present invention to carry out punch process to thin-walled taper tube shape component, can realize cone cylinder once stamping, short, production efficiency of process-cycle is compared traditional machining mode and has been improved 30%.

Two, utilize mould of the present invention to carry out punch process to thin-walled taper tube shape component, parts size precision easy and simple to handle, processing is stable, and processing cost is low.

Accompanying drawing explanation

Fig. 1 is the main cutaway view of overall structure of the present invention;

Fig. 2 is the top view of guide plate 2;

Fig. 3 is the A-A cutaway view of Fig. 2.

Fig. 4 is the main cutaway view (in figure, δ is the thickness of shaping thin-walled taper work) of interior swollen cylinder 3;

Fig. 5 is the top view of Fig. 4;

Fig. 6 is the main cutaway view (in figure, δ is the thickness of shaping thin-walled taper work) of outer swollen cylinder 4;

Fig. 7 is the top view of Fig. 6.

The specific embodiment

The specific embodiment one: present embodiment is described in conjunction with Fig. 1~Fig. 3, present embodiment comprises counterdie A and patrix B, counterdie A comprises lower bolster 1, guide plate 2, interior swollen cylinder 3, outer swollen cylinder 4, straight pin 7, the first hexagon socket cap head screw 8, eight feather keys 5, eight rectangle Compress Springs 6, 16 backing pins 9, the upper and lower end face of guide plate 2 is provided with four guide key groove 2-1, four guide key groove 2-1 arrange along horizontal center line and the vertical center line of guide plate 2 respectively, two guide key groove 2-1 on horizontal center line relatively vertically center line are symmetrical arranged, vertically two guide key groove 2-1 relative level center lines on center line are symmetrical arranged, the bilateral symmetry of each guide key groove 2-1 of guide plate 2 upper surfaces is provided with spring groove 2-2, two feather keys 5 are set in each guide key groove 2-1, a rectangle Compress Spring 6 is set in each spring groove 2-2, two backing pins 9 are separately positioned on the two ends of rectangle Compress Spring 6, outer swollen cylinder 4 is sleeved on the external diameter of interior swollen cylinder 3, gap between outer swollen cylinder 4 and interior swollen cylinder 3 is identical with shaping thin-walled taper work wall thickness, interior swollen cylinder 3 is provided with bellmouth 3-1 along axle center, the upper end diameter of bellmouth 3-1 is greater than lower end diameter, guide plate 2 be arranged on outer swollen cylinder 4 and interior swollen cylinder 3 below, and outer swollen cylinder 4 is connected with feather key 5 by Connection Element respectively with interior swollen cylinder 3, the upper end of two backing pins 9 is separately positioned in corresponding outer swollen cylinder 4 and interior swollen 3, lower bolster 1 be arranged on guide plate 2 below, and lower bolster 1 is connected with the first hexagon socket cap head screw 8 by straight pin 7 with guide plate 2, patrix B comprises cope match-plate pattern 10, interior voussoir 11 and outer wedge cylinder 12, the lower end of interior voussoir 11 and bellmouth 3-1 are equipped with, the upper end of interior voussoir 11 is connected with cope match-plate pattern 10 by Connection Element, outer wedge cylinder 12 is equipped with outer swollen cylinder 4, the upper end of outer wedge cylinder 12 is connected with cope match-plate pattern 10 by Connection Element.

The specific embodiment two: in conjunction with Fig. 1, present embodiment is described, the upper surface of the feather key 5 of present embodiment exceeds the upper surface of guide plate 2.Other composition and annexation are identical with the specific embodiment one.

The specific embodiment three: present embodiment is described in conjunction with Fig. 4 and Fig. 5, the interior swollen cylinder 3 of present embodiment forms cone cylinder by four interior expansion blocks, the inner surface profile of cone cylinder is consistent with the outer surface profile of interior voussoir 11, and the outer surface profile 3-1 of cone cylinder is consistent with profile in shaping thin-walled taper work.Design is convenient to realize the 3 outside swellings of interior swollen cylinder like this.Other composition and annexation are identical with the specific embodiment one or two.

The specific embodiment four: in conjunction with Fig. 6 and Fig. 7, present embodiment is described, the outer swollen cylinder 4 of present embodiment forms cone cylinder by four interior expansion blocks, and the inner surface profile 4-1 of cone cylinder is consistent with shaping thin-walled taper work outer mold surface.Design is convenient to realize the 3 outside swellings of interior swollen cylinder like this.Other composition and annexation are identical with the specific embodiment three.

The specific embodiment five: present embodiment is described in conjunction with Fig. 2, the distance S1 of the vertical center line of the inboard tip to face distance of horizontally disposed each guide key groove 2-1 of present embodiment is 11.5mm, and the distance S2 of the inboard tip to face distance horizontal center line of each guide key groove 2-1 vertically arranging is 11.5mm.Other composition and annexation are identical with the specific embodiment four.

The specific embodiment six: in conjunction with Fig. 2, present embodiment is described, the width of each guide key groove 2-1 of present embodiment is that 19mm, length are 138.5mm.Other composition and annexation are identical with the specific embodiment five.

The specific embodiment seven: present embodiment is described in conjunction with Fig. 2, the inboard end points of horizontally disposed each spring groove 2-2 of present embodiment is 40mm apart from the distance T1 of vertical center line, and the inboard end points of each spring groove 2-2 vertically arranging is 40mm apart from the distance T2 of horizontal center line.Other composition and annexation are identical with the specific embodiment six.

The specific embodiment eight: in conjunction with Fig. 2, present embodiment is described, the width of each spring groove 2-2 of present embodiment is 18mm, and length is 91mm.Other composition and annexation are identical with the specific embodiment seven.

The specific embodiment nine: in conjunction with Fig. 2, present embodiment is described, the degree of depth of each spring groove 2-2 of present embodiment is 18mm.Other composition and annexation are identical with the specific embodiment eight.

The specific embodiment ten: in conjunction with Fig. 2, present embodiment is described, the spacing W between the spring groove 2-2 of each guide key groove 2-1 both sides of present embodiment is 60mm.Other composition and annexation are identical with the specific embodiment nine.

Operation principle: cylindric part blank is packed between interior swollen cylinder 3 and outer swollen cylinder 4, forcing press acts on cope match-plate pattern 10, make interior voussoir 11 and outer wedge cylinder 12 and interior swollen cylinder 3 and 4 actings in conjunction of outer swollen cylinder, by cylindric part by one-step compressing be thin-walled taper tube shape component 13.

Claims (10)

1. a combustion machine burner inner liner thin-wall part shaping die for processing, it is characterized in that: described mould comprises counterdie (A) and patrix (B), counterdie (A) comprises lower bolster (1), guide plate (2), interior swollen cylinder (3), outer swollen cylinder (4), straight pin (7), the first hexagon socket cap head screw (8), eight feather keys (5), eight rectangle Compress Springs (6), 16 backing pins (9), guide plate (2) is provided with four guide key grooves (2-1), four guide key grooves (2-1) are arranged along horizontal center line and the vertical center line of guide plate (2) respectively, the bilateral symmetry of each guide key groove (2-1) of guide plate (2) upper surface is provided with spring groove (2-2), two feather keys (5) are set in each guide key groove (2-1), a rectangle Compress Spring (6) is set in each spring groove (2-2), two backing pins (9) are separately positioned on the two ends of rectangle Compress Spring (6), outer swollen cylinder (4) is sleeved on the external diameter of interior swollen cylinder (3), gap between outer swollen cylinder (4) and interior swollen cylinder (3) is identical with shaping thin-walled taper work wall thickness, interior swollen cylinder (3) is provided with bellmouth (3-1) along axle center, the upper end diameter of bellmouth (3-1) is greater than lower end diameter, guide plate (2) be arranged on outer swollen cylinder (4) and interior swollen (3) below, and outer swollen cylinder (4) is connected with feather key (5) by Connection Element respectively with interior swollen cylinder (3), the upper end of two backing pins (9) is separately positioned in corresponding outer swollen cylinder (4) and interior swollen (3), lower bolster (1) be arranged on guide plate (2) below, and lower bolster (1) is connected with the first hexagon socket cap head screw (8) by straight pin (7) with guide plate (2), patrix (B) comprises cope match-plate pattern (10), interior voussoir (11) and outer wedge cylinder (12), the lower end of interior voussoir (11) and bellmouth (3-1) are equipped with, the upper end of interior voussoir (11) is connected with cope match-plate pattern (10) by Connection Element, outer wedge cylinder (12) is equipped with outer swollen cylinder (4), the upper end of outer wedge cylinder (12) is connected with cope match-plate pattern (10) by Connection Element.
2. a kind of combustion machine burner inner liner thin-wall part shaping die for processing according to claim 1, is characterized in that: the upper surface of described feather key (5) exceeds the upper surface of guide plate (2).
3. according to a kind of combustion machine burner inner liner thin-wall part shaping die for processing described in claim 1 or 2, it is characterized in that: described interior swollen cylinder (3) forms cone cylinder by four interior expansion blocks, the inner surface profile of cone cylinder is consistent with the outer surface profile of interior voussoir (11), and the outer surface profile (3-1) of cone cylinder is consistent with profile in shaping thin-walled taper work.
4. a kind of combustion machine burner inner liner thin-wall part shaping die for processing according to claim 3, is characterized in that: described outer swollen cylinder (4) forms cone cylinder by four interior expansion blocks, and the inner surface profile (4-1) of cone tin is consistent with shaping thin-walled taper work outer mold surface.
5. a kind of combustion machine burner inner liner thin-wall part shaping die for processing according to claim 4, it is characterized in that: the distance (S1) of the vertical center line of the inboard tip to face distance of horizontally disposed each guide key groove (2-1) is 11.5mm, and the distance (S2) of the inboard tip to face distance horizontal center line of each guide key groove (2-1) vertically arranging is 11.5mm.
6. a kind of combustion machine burner inner liner thin-wall part shaping die for processing according to claim 5, is characterized in that: the width of each guide key groove (2-1) is that 19mm, length are 138.5mm.
7. a kind of combustion machine burner inner liner thin-wall part shaping die for processing according to claim 6, it is characterized in that: the inboard end points of horizontally disposed each spring groove (2-2) is 40mm apart from the distance (T1) of vertical center line, and the inboard end points of each spring groove (2-2) vertically arranging is 40mm apart from the distance (T2) of horizontal center line.
8. a kind of combustion machine burner inner liner thin-wall part shaping die for processing according to claim 7, is characterized in that: the width of each spring groove (2-2) is 18mm, and length is 91mm.
9. a kind of combustion machine burner inner liner thin-wall part shaping die for processing according to claim 8, is characterized in that: the degree of depth of each spring groove (2-2) is 18mm.
10. a kind of combustion machine burner inner liner thin-wall part shaping die for processing according to claim 9, is characterized in that: the spacing (W) between the spring groove (2-2) of each guide key groove (2-1) both sides is 60mm.
CN201310533551.XA 2013-11-01 2013-11-01 Mould for forming thin-walled workpiece of flame tube of gas turbine CN103586346A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104550300A (en) * 2014-12-15 2015-04-29 贵州黎阳航空动力有限公司 Processing method and tool for protruding ring-shaped high-temperature alloy thin-walled part
CN105328020A (en) * 2014-08-13 2016-02-17 常州兰翔机械有限责任公司 Stamping tool for front ring in flame tube and working method of stamping tool
CN106734602A (en) * 2016-12-07 2017-05-31 贵州黎阳航空动力有限公司 A kind of thin-wall tube-shaped conduit mould of high temperature alloy hemispherical dome and forming method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4154082A (en) * 1976-11-06 1979-05-15 Lucas Industries Limited Manufacture of yokes for dynamo electric machines
JPH07288956A (en) * 1994-04-18 1995-10-31 Toshiba Corp Press molding apparatus
CN201008915Y (en) * 2006-12-27 2008-01-23 隆昌山川减振器工业有限公司 Expansion mould of surge drum
CN202169325U (en) * 2011-06-21 2012-03-21 蚌埠江淮车轮有限公司 Rim extension module
CN202621764U (en) * 2012-06-01 2012-12-26 陕西力士材料成型有限责任公司 Machining device for rotating body hollow part
CN202894079U (en) * 2012-12-03 2013-04-24 哈尔滨汽轮机厂有限责任公司 Profiling tool for connecting cylinder used in gas turbine compressor unit of steam turbine
CN203495036U (en) * 2013-11-01 2014-03-26 哈尔滨汽轮机厂有限责任公司 Die for forming gas turbine flame tube thin-walled parts

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4154082A (en) * 1976-11-06 1979-05-15 Lucas Industries Limited Manufacture of yokes for dynamo electric machines
JPH07288956A (en) * 1994-04-18 1995-10-31 Toshiba Corp Press molding apparatus
CN201008915Y (en) * 2006-12-27 2008-01-23 隆昌山川减振器工业有限公司 Expansion mould of surge drum
CN202169325U (en) * 2011-06-21 2012-03-21 蚌埠江淮车轮有限公司 Rim extension module
CN202621764U (en) * 2012-06-01 2012-12-26 陕西力士材料成型有限责任公司 Machining device for rotating body hollow part
CN202894079U (en) * 2012-12-03 2013-04-24 哈尔滨汽轮机厂有限责任公司 Profiling tool for connecting cylinder used in gas turbine compressor unit of steam turbine
CN203495036U (en) * 2013-11-01 2014-03-26 哈尔滨汽轮机厂有限责任公司 Die for forming gas turbine flame tube thin-walled parts

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105328020A (en) * 2014-08-13 2016-02-17 常州兰翔机械有限责任公司 Stamping tool for front ring in flame tube and working method of stamping tool
CN104550300A (en) * 2014-12-15 2015-04-29 贵州黎阳航空动力有限公司 Processing method and tool for protruding ring-shaped high-temperature alloy thin-walled part
CN106734602A (en) * 2016-12-07 2017-05-31 贵州黎阳航空动力有限公司 A kind of thin-wall tube-shaped conduit mould of high temperature alloy hemispherical dome and forming method
CN106734602B (en) * 2016-12-07 2018-06-29 贵州黎阳航空动力有限公司 A kind of thin-wall tube-shaped conduit molding die of high temperature alloy hemispherical dome and forming method

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Application publication date: 20140219

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