CN114193191A - Milling and fixing device and machining method for longitudinal seam groove of titanium alloy thick-wall spherical end socket melon petal - Google Patents
Milling and fixing device and machining method for longitudinal seam groove of titanium alloy thick-wall spherical end socket melon petal Download PDFInfo
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- CN114193191A CN114193191A CN202111621580.2A CN202111621580A CN114193191A CN 114193191 A CN114193191 A CN 114193191A CN 202111621580 A CN202111621580 A CN 202111621580A CN 114193191 A CN114193191 A CN 114193191A
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- 241000219112 Cucumis Species 0.000 title claims abstract description 53
- 235000015510 Cucumis melo subsp melo Nutrition 0.000 title claims abstract description 53
- FJJCIZWZNKZHII-UHFFFAOYSA-N [4,6-bis(cyanoamino)-1,3,5-triazin-2-yl]cyanamide Chemical compound N#CNC1=NC(NC#N)=NC(NC#N)=N1 FJJCIZWZNKZHII-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 238000003754 machining Methods 0.000 title claims abstract description 40
- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 31
- 238000003801 milling Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 241000446313 Lamella Species 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000009740 moulding (composite fabrication) Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 6
- 238000007493 shaping process Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000003854 Surface Print Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
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Abstract
The invention belongs to the field of milling of longitudinal seam grooves of titanium alloy thick-wall spherical end socket melon petals, and particularly relates to a device and a method for milling and fixing the longitudinal seam grooves of the titanium alloy thick-wall spherical end socket melon petals. The fixing device comprises a bottom supporting seat and a vertical supporting frame, at least two groups of bottom clamping seats capable of fixedly clamping the large end parts of the melon-petal parts are arranged on the bottom supporting seat, and a bottom adjusting mechanism is arranged on each bottom clamping seat; the vertical support frame is provided with at least two groups of top clamping seats capable of fixedly clamping small end parts of the melon-petal parts, and the top clamping seats are provided with top adjusting mechanisms; still including being used for carrying out the height-adjusting mechanism of adjustment to melon lamella part height. The melon petal part mounting, positioning and fixing device is simple in operation and accurate in positioning; the processing location to batch with specification melon lamella part is convenient, and machining efficiency promotes obviously, the high-efficient, the high accuracy milling process of longitudinal joint groove of the spherical head melon lamella part of titanium alloy thick wall of being convenient for.
Description
Technical Field
The invention belongs to the field of milling of longitudinal seam grooves of spherical end socket melon petals with thick titanium alloy walls, and particularly relates to a device and a method for milling longitudinal seams of pressure-bearing end socket melon petals of a deep sea external pressure high-pressure titanium alloy device.
Background
The conventional melon lamella concatenation head of pressure vessel can satisfy the design requirement after melon lamella shaping, welding according to corresponding standard, and melon lamella concatenation, welding and inspection requirement can be realized to the longitudinal joint groove of melon lamella after the shaping generally adopt modes such as gas cutting, polishing, generally do not adopt the mode of machining to carry out the groove finish machining, need to overcome at techniques such as spherical head melon lamella longitudinal joint groove batch zero ization, high accuracy, portable processing and process control method.
The spherical sealing head of the titanium alloy thick-wall external pressure and high-pressure equipment has high requirements on the forming precision, the outer diameter, the inner diameter and the wall thickness precision of the final spherical container and the surface state so as to meet the use requirements of the equipment in a deep sea high-pressure state. Meanwhile, in view of high price of titanium alloy raw materials, the allowance of the inner surface and the outer surface of the spherical end socket melon lamella needs to be accurately controlled, and then the molding of the melon lamella and the processing precision of the melon lamella longitudinal seam groove need to be accurately controlled, so that the accurate control of the outline size of the melon lamella, the shape size of the groove, the angle and the like is realized.
In view of the fact that certain shape and position and size deviation exist in the press forming and heat treatment setting results of the titanium alloy spherical end socket melon flap part, the melon flap part is of a spatial structure, great technical difficulties exist in the aspects of clamping, positioning, allowance distribution and the like before machining, and particularly the urgent requirements of batch melon flap parts on machining quality and machining efficiency, a device and a method for milling and fixing the longitudinal seam groove of the titanium alloy thick-wall spherical end socket melon flap are needed in the field, and particularly a milling method with high precision and high efficiency for the longitudinal seam groove of the titanium alloy thick-wall spherical end socket melon flap with the thick wall is needed to be provided.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide a milling and fixing device for longitudinal seam grooves of titanium alloy thick-wall spherical end socket melon petal parts, which is convenient for efficient and high-precision milling of the longitudinal seam grooves of the titanium alloy thick-wall spherical end socket melon petal parts.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the milling and fixing device for the longitudinal seam groove of the titanium alloy thick-wall spherical end socket melon petal comprises a bottom supporting seat and a vertical supporting frame, wherein the bottom supporting seat and the vertical supporting frame are of an integrated structure; the bottom supporting seat is provided with at least two groups of bottom clamping seats capable of fixedly clamping the large end parts of the melon-petal parts, and the bottom clamping seats are provided with bottom adjusting mechanisms; the vertical support frame is provided with at least two groups of top clamping seats capable of fixedly clamping small end parts of the melon-petal parts, and the top clamping seats are provided with top adjusting mechanisms; still including being used for carrying out the height-adjusting mechanism of adjustment to melon lamella part height.
Preferably, the bottom clamping seat is provided with a bottom clamping groove for the large end part of the melon-petal part to extend into.
As a preferred technical scheme, the bottom adjusting mechanism comprises two threaded holes which are oppositely arranged on the groove wall of the bottom clamping groove, and bottom adjusting bolts are respectively arranged in the threaded holes from outside to inside.
As an optimized technical scheme, the stress direction of the bottom adjusting bolt is the normal direction of the corresponding point of the melon-petal part
Preferably, the top clamping seat is provided with a top clamping groove for the small end part of the melon-petal part to extend into.
As a preferred technical scheme, the top adjusting mechanism comprises two threaded holes which are oppositely arranged on the groove wall of the top clamping groove, and top adjusting bolts are respectively installed in the threaded holes from outside to inside.
As a preferred technical scheme, the stress direction of the top adjusting bolt is the normal direction of the corresponding point of the melon-petal part.
The invention also provides a processing method of the device for milling and fixing the longitudinal seam groove of the melon lamella with the thick spherical end enclosure of the titanium alloy, which comprises the following steps:
s1, marking a reference datum line and a machining allowance line after the titanium alloy thick-wall end-sealing melon-petal part is pressed and molded;
s2, preliminarily positioning the fixing device on the machining rotary platform, mounting the melon-petal parts to the fixing device, and adjusting the positions of the melon-petal parts and distributing machining allowance through the adjusting mechanism;
s3, determining a machining coordinate system and coordinates of the numerical control machine tool and the melon petal parts, compiling a machining program, milling and machining a groove on one side of the melon petal according to the program for forming, rotating the rotary platform to a corresponding angle after forming, and milling and machining a groove on the other side for forming;
and S4, mounting, fine-tuning and fixing the batch melon-petal parts one by one, and processing grooves on two sides according to the steps.
In step S1, after pressing and shaping, preliminarily determining a reference line and a machining allowance line of the tube plate by scribing, subsequently positioning the melon-petal parts by the reference line in mounting and alignment, and accurately determining the machining position by machine tool meter-printing detection.
In step S2, the fixing device is installed on a rotary platform matched with the machine tool, and preliminary installation is carried out by taking the rotary center of the rotary platform as the center of a circle; adjusting a bottom adjusting bolt and a top adjusting bolt of the fixing device to the maximum gap positions respectively, installing and pushing the melon-petal part into the fixing device from the side surface of the fixing device, and adjusting the position of the melon-petal part through the bottom adjusting bolt, the top adjusting bolt and the height adjusting mechanism; detecting the position of the melon-petal part in a machine tool meter-making mode and distributing the allowance of longitudinal seam grooves on the inner surface, the outer surface, the upper end surface, the lower end surface and the two sides; after the position is determined, an integral support composed of the bottom supporting seat and the vertical supporting frame is fixed with the machine tool rotary platform, the bottom adjusting bolt, the top adjusting bolt and the height adjusting mechanism are locked, and final clamping size detection is carried out through a detection mode of machine tool surface printing.
In the step S2, the stress directions of the bottom adjusting bolt and the top adjusting bolt are normal directions of corresponding points on the spherical surface of the melon-petal part, and the stress point positions of the inner and outer corresponding bolts are the same, so that the part is uniformly stressed and stably clamped.
In step S2, the height adjustment mechanism can select one or more groups according to the specific size of the melon-petal parts, the position of the melon-petal parts in the height direction is adjusted by adjusting the height of the height adjustment mechanism, and the melon-petal parts are finally locked and fixed in place by self-locking bolts.
In the step S2, when the position of the melon-petal part is adjusted and aligned, the alignment is performed with the rotation center of the rotary platform as the center of a circle, so that the longitudinal seam grooves on both sides of the same melon-petal part can be processed under the condition of one-time alignment and clamping.
In the step S3, taking the rotation center of the machine tool rotation platform as a coordinate center, compiling a machining program by using the radius and the concrete size of the groove required by the melon-petal part machining drawing and machining the groove on one side; according to the method, when the longitudinal seam groove at the other end is machined, the longitudinal seam groove can be machined according to the method only by rotating the rotary platform of the machine tool by a corresponding angle, and alignment and adjustment are not needed again.
After the position of the fixing device is adjusted in step S2, the position of the fixing device is kept unchanged during the batch processing of the melon-petal parts, and in step S4, the bottom adjusting bolt and the top adjusting bolt are adjusted to be withdrawn to meet the requirement of the dismounting space. The batch melon-petal parts are installed to the fixing device and then finely adjusted by the bottom adjusting bolt, the top adjusting bolt and the height adjusting mechanism, and longitudinal seam groove machining can be carried out according to the method after the machine tool is marked, confirmed and fastened.
Due to the adoption of the technical scheme, the invention has at least the following beneficial effects: the fixing device is simple in mounting, positioning and fixing operations of the melon petal parts and accurate in positioning; the processing location to batch with specification melon lamella part is convenient, and machining efficiency promotes obviously, the high-efficient, the high accuracy milling process of longitudinal joint groove of the spherical head melon lamella part of titanium alloy thick wall of being convenient for.
Drawings
The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:
FIG. 1 is a schematic structural diagram of a milling and fixing device for a longitudinal seam groove of a titanium alloy thick-wall spherical end socket melon-petal in the embodiment of the invention;
FIG. 2 is a schematic structural diagram of a front view of a melon-petal part clamped and fixed by a fixing device in the embodiment of the invention;
fig. 3 is a schematic perspective view of a melon-petal part clamped and fixed by the fixing device in the embodiment of the invention.
Detailed Description
The invention is further illustrated below with reference to the figures and examples. In the following detailed description, certain exemplary embodiments of the present invention are described by way of illustration only. Needless to say, a person skilled in the art realizes that the described embodiments can be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.
As shown in fig. 1 to 3, the milling and fixing device (hereinafter referred to as fixing device) for the longitudinal seam groove of the thick-wall spherical end socket melon-petal of titanium alloy comprises a bottom support seat 1 and a vertical support frame 2, wherein the bottom support seat 1 and the vertical support frame 2 are of an integrated structure and are made of HW300 × 300 section steel to construct a main body frame of the whole set of device; the bottom supporting seat 1 is provided with two groups of bottom clamping seats 4 capable of fixedly clamping the large end parts of the melon-petal parts 3, and the bottom clamping seats 4 are provided with bottom adjusting mechanisms; two groups of top clamping seats 5 capable of fixedly clamping the small end parts of the melon-petal parts 3 are mounted on the vertical support frame 2, and a top adjusting mechanism is arranged on each top clamping seat 5; the bottom clamping seat 4 is fixed on the bottom supporting seat 1 in a welding mode, and the top clamping seat 5 is fixed on the vertical supporting frame 2 in a welding mode; the melon-section machine further comprises a height adjusting mechanism 6 for adjusting the height of the melon-section part 3.
Wherein, the bottom clamping seat 4 is provided with a bottom clamping groove 41 for the big end part of the melon-petal part 3 to extend into. Bottom adjustment mechanism include two relative set up in screw hole on the cell wall of bottom clamping groove 41, bottom adjusting bolt 42 is installed by outer to interior respectively in the screw hole, and bottom adjusting bolt 42 is used for melon lamella part 3's alignment regulation and locking fixed, for ensuring that bottom adjusting bolt 42 can not cause the damage to spherical melon lamella part 3's contact surface, and the radius is handled to bottom adjusting bolt 42's head. The stress direction of the bottom adjusting bolt 42 is the normal direction of the corresponding point of the melon-petal part.
The top clamping seat 5 is provided with a top clamping groove 51 for the small end part of the melon-petal part 3 to extend into. The top adjusting mechanism comprises two threaded holes which are oppositely arranged on the groove wall of the top clamping groove 51, and top adjusting bolts 52 are respectively arranged in the threaded holes from outside to inside. Also, in order to ensure that the top adjusting bolt 52 does not damage the contact surface of the spherical melon-petal part 3, the head of the top adjusting bolt 52 is rounded, and the force-receiving direction of the top adjusting bolt 52 is the normal direction of the corresponding point of the melon-petal part.
Height adjustment mechanism 6 can adopt mechanical jack structure for the regulation of 3 direction of height of melon lamella part can use many combinations as required to use.
The method for milling the longitudinal seam groove of the melon petal part by using the fixing device comprises the following steps:
s1, marking a reference datum line and a machining allowance line after the titanium alloy thick-wall end-sealing melon-petal part is pressed and molded;
s2, preliminarily positioning the fixing device on the machining rotary platform, mounting the melon-petal parts to the fixing device, and adjusting the positions of the melon-petal parts and distributing machining allowance through the adjusting mechanism;
s3, determining a machining coordinate system and coordinates of the numerical control machine tool and the melon petal parts, compiling a machining program, milling and machining a groove on one side of the melon petal according to the program for forming, rotating the rotary platform to a corresponding angle after forming, and milling and machining a groove on the other side for forming;
and S4, mounting, fine-tuning and fixing the batch melon-petal parts one by one, and processing grooves on two sides according to the steps.
In step S1, after pressing and shaping, preliminarily determining a reference line and a machining allowance line of the tube plate by scribing, subsequently positioning the melon-petal parts by the reference line in mounting and alignment, and accurately determining the machining position by machine tool meter-printing detection.
In step S2, the fixing device is installed on a rotary platform matched with the machine tool, and preliminary installation is carried out by taking the rotary center of the rotary platform as the center of a circle; adjusting a bottom adjusting bolt and a top adjusting bolt of the fixing device to the maximum gap positions respectively, installing and pushing the melon-petal part into the fixing device from the side surface of the fixing device, and adjusting the position of the melon-petal part through the bottom adjusting bolt, the top adjusting bolt and the height adjusting mechanism; detecting the position of the melon-petal part in a machine tool meter-making mode and distributing the allowance of longitudinal seam grooves on the inner surface, the outer surface, the upper end surface, the lower end surface and the two sides; after the position is determined, an integral support composed of the bottom supporting seat and the vertical supporting frame is fixed with the machine tool rotary platform, the bottom adjusting bolt, the top adjusting bolt and the height adjusting mechanism are locked, and final clamping size detection is carried out through a detection mode of machine tool surface printing.
In the step S2, the stress directions of the bottom adjusting bolt and the top adjusting bolt are normal directions of corresponding points on the spherical surface of the melon-petal part, and the stress point positions of the inner and outer corresponding bolts are the same, so that the part is uniformly stressed and stably clamped.
In step S2, the height adjustment mechanism can select one or more groups according to the specific size of the melon-petal parts, the position of the melon-petal parts in the height direction is adjusted by adjusting the height of the height adjustment mechanism, and the melon-petal parts are finally locked and fixed in place by self-locking bolts.
In the step S2, when the position of the melon-petal part is adjusted and aligned, the alignment is performed with the rotation center of the rotary platform as the center of a circle, so that the longitudinal seam grooves on both sides of the same melon-petal part can be processed under the condition of one-time alignment and clamping.
In the step S3, taking the rotation center of the machine tool rotation platform as a coordinate center, compiling a machining program by using the radius and the concrete size of the groove required by the melon-petal part machining drawing and machining the groove on one side; according to the method, when the longitudinal seam groove at the other end is machined, the longitudinal seam groove can be machined according to the method only by rotating the rotary platform of the machine tool by a corresponding angle, and alignment and adjustment are not needed again.
After the position of the fixing device is adjusted in step S2, the position of the fixing device is kept unchanged during the batch processing of the melon-petal parts, and in step S4, the bottom adjusting bolt and the top adjusting bolt are adjusted to be withdrawn to meet the requirement of the dismounting space. The batch melon-petal parts are installed to the fixing device and then finely adjusted by the bottom adjusting bolt, the top adjusting bolt and the height adjusting mechanism, and longitudinal seam groove machining can be carried out according to the method after the machine tool is marked, confirmed and fastened.
In conclusion, the fixing device disclosed by the invention is simple in installation, positioning and fixing operations of the melon-petal parts and accurate in positioning; the processing location to batch with specification melon lamella part is convenient, and machining efficiency promotes obviously, the high-efficient, the high accuracy milling process of longitudinal joint groove of the spherical head melon lamella part of titanium alloy thick wall of being convenient for.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention shall fall within the protection scope of the invention.
Claims (10)
1. Titanium alloy thick wall spherical head melon lamella longitudinal joint groove mills fixing device, its characterized in that: the device comprises a bottom supporting seat and a vertical supporting frame, wherein at least two groups of bottom clamping seats capable of fixedly clamping the large end parts of the melon-petal parts are arranged on the bottom supporting seat, and the bottom clamping seats are provided with bottom adjusting mechanisms for adjusting the bottoms of the melon-petal parts; the vertical type supporting frame is provided with at least two groups of top clamping seats capable of fixedly clamping small end parts of the melon-petal parts, and the top clamping seats are provided with top adjusting mechanisms for adjusting the tops of the melon-petal parts; still including being used for carrying out the height-adjusting mechanism of adjustment to melon lamella part height.
2. The titanium alloy thick-wall spherical end plate melon petal longitudinal seam groove milling and fixing device as claimed in claim 1, characterized in that: the bottom clamping seat is provided with a bottom clamping groove for the large end part of the melon-petal part to extend into.
3. The titanium alloy thick-wall spherical end plate melon petal longitudinal seam groove milling and fixing device as claimed in claim 2, characterized in that: the bottom adjusting mechanism comprises two threaded holes which are oppositely arranged on the groove wall of the bottom clamping groove, and bottom adjusting bolts are respectively arranged in the threaded holes from outside to inside.
4. The titanium alloy thick-wall spherical end plate melon petal longitudinal seam groove milling and fixing device as claimed in claim 3, characterized in that: the stress direction of the bottom adjusting bolt is the normal direction of the corresponding point of the melon-petal part.
5. The titanium alloy thick-wall spherical end plate melon petal longitudinal seam groove milling and fixing device as claimed in claim 1, characterized in that: the top clamping seat is provided with a top clamping groove for the small end part of the melon-petal part to extend into.
6. The titanium alloy thick-wall spherical end plate melon petal longitudinal seam groove milling and fixing device as claimed in claim 5, characterized in that: the top adjusting mechanism comprises two threaded holes which are oppositely arranged on the groove wall of the top clamping groove, and top adjusting bolts are respectively installed in the threaded holes from outside to inside.
7. The titanium alloy thick-wall spherical end plate melon petal longitudinal seam groove milling and fixing device as claimed in claim 6, characterized in that: the stress direction of the top adjusting bolt is the normal direction of the corresponding point of the melon-petal part.
8. The machining method for milling and fixing the longitudinal seam groove of the titanium alloy thick-wall spherical end plate melon petal of claim 1 is characterized by comprising the following steps:
s1, marking a reference datum line and a machining allowance line after the titanium alloy thick-wall end-sealing melon-petal part is pressed and molded;
s2, preliminarily positioning the fixing device on the machining rotary platform, mounting the melon-petal parts to the fixing device, and adjusting the positions of the melon-petal parts and distributing machining allowance through the adjusting mechanism;
s3, determining a machining coordinate system and coordinates of the numerical control machine tool and the melon petal parts, compiling a machining program, milling and machining a groove on one side of the melon petal according to the program for forming, rotating the rotary platform to a corresponding angle after forming, and milling and machining a groove on the other side for forming;
and S4, mounting, fine-tuning and fixing the batch melon-petal parts one by one, and processing grooves on two sides according to the steps.
9. The process of claim 8 wherein: in step S2, the fixing device is installed on the machining rotary platform, and preliminary installation is carried out by taking the rotary center of the rotary platform as the circle center; the melon-petal part position is detected in a machine tool meter making mode, and the allowance of longitudinal seam grooves on the inner surface, the outer surface, the upper end surface, the lower end surface and the two sides is distributed.
10. The method of claim 8, wherein: in the step S2, when the position of the melon-petal part is adjusted and aligned, the alignment is performed with the rotation center of the rotary platform as the center of a circle, so that the longitudinal seam grooves on both sides of the same melon-petal part can be processed under the condition of one-time alignment and clamping.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111621580.2A CN114193191A (en) | 2021-12-28 | 2021-12-28 | Milling and fixing device and machining method for longitudinal seam groove of titanium alloy thick-wall spherical end socket melon petal |
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| CN202111621580.2A CN114193191A (en) | 2021-12-28 | 2021-12-28 | Milling and fixing device and machining method for longitudinal seam groove of titanium alloy thick-wall spherical end socket melon petal |
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Cited By (2)
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| CN114952258A (en) * | 2022-07-01 | 2022-08-30 | 南京宝色股份公司 | High-precision hemispherical melon petal assembling equipment and method |
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| CN113070651A (en) * | 2021-03-26 | 2021-07-06 | 中国船舶重工集团公司第七二五研究所 | Machining process method of large titanium and titanium alloy curved surface component |
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