CN113953774A - Deformation control machining method for thin plate disc-shaped hard aluminum bottom plate part - Google Patents
Deformation control machining method for thin plate disc-shaped hard aluminum bottom plate part Download PDFInfo
- Publication number
- CN113953774A CN113953774A CN202111357427.3A CN202111357427A CN113953774A CN 113953774 A CN113953774 A CN 113953774A CN 202111357427 A CN202111357427 A CN 202111357427A CN 113953774 A CN113953774 A CN 113953774A
- Authority
- CN
- China
- Prior art keywords
- workpiece
- annular flange
- milling
- turning
- plate
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
A deformation control processing method for a thin plate disc-shaped hard aluminum bottom plate part comprises the steps that the bottom plate part comprises an annular flange plate and a circular table, and the circular table is arranged in the center of the front face of the annular flange plate; a plurality of bosses are arranged on the front surface of the circular truncated cone; an open bottom hole is formed in the center of the bottom surface of the annular flange plate; the circular truncated cone is provided with a plurality of shaped holes, and the shaped holes are communicated with the bottom holes; the deformation control machining method of the bottom plate part comprises the following steps of: step S1: rough turning; step S2: stress removal; step S3: carrying out numerical control rough milling: step S4: finish turning: step S5: carrying out numerical control finish milling; step S6: removing burrs by bench workers, drilling and tapping: machining and tapping holes of the annular flange plate; step S7: and finely turning the bottom hole to meet the size requirement. According to the invention, through reasonable process setting and reasonable positioning and clamping of the workpiece, the deformation of the workpiece in the machining process is effectively reduced, and the quality of the workpiece and the flatness requirement of the workpiece are ensured.
Description
Technical Field
The invention relates to the technical field of machining of thin plate parts, in particular to a deformation control machining method of a thin plate disc-shaped hard aluminum bottom plate part.
Background
In the field of aerospace product parts, a duralumin material is a common raw material for manufacturing parts, and the duralumin material can deform to different degrees in a machining process due to the material characteristics of the duralumin, so that the overall quality of the parts is influenced, particularly thin plate disc-shaped duralumin parts.
As shown in figure 1, the structural schematic diagram of a thin plate disc-shaped duralumin base plate part is shown, the base plate part is made of duralumin and is 2A12 in the brand, the base plate part is in a thin plate disc-shaped structure, the diameter phi is 155.3mm, the total thickness is 15mm, the thickness of a step-shaped round table in the middle after machining is 3mm, a plurality of bosses with the side length of 5 multiplied by 5mm are arranged on the front surface of the round table, the height of the highest boss is 10mm, the wall thickness of an annular flange plate at the edge of the round table is 2mm, the thin plate-shaped duralumin base plate part belongs to a typical easily-deformable part structure, and after machining is finished, the flatness is required to be less than or equal to 0.05. In the machining process, the technical requirement of machining deformation is less than or equal to 0.15, but the deformation of a part is often out of tolerance after a workpiece is roughly milled, the average deformation reaches 1.0, the partial deformation reaches 2.0 and is far greater than the requirement that the technical requirement deformation is less than or equal to 0.15, so that the subsequent procedures cannot be carried out; in addition, during the processing of the workpiece, the flatness requirement of the processed part cannot be met due to unreasonable arrangement and clamping of the existing procedures.
Disclosure of Invention
The invention mainly aims to provide a deformation control processing method for a thin plate disc-shaped hard aluminum bottom plate part, and aims to solve the technical problems.
In order to achieve the purpose, the invention provides a deformation control processing method of a thin plate disc-shaped hard aluminum bottom plate part, wherein the bottom plate part comprises an annular flange plate and a circular truncated cone, and the circular truncated cone is arranged in the center of the front surface of the annular flange plate; a plurality of bosses are arranged on the front surface of the circular truncated cone; an open bottom hole is formed in the center of the bottom surface of the annular flange plate; the circular truncated cone is provided with a plurality of shaped holes, and the shaped holes are communicated with the bottom holes; the deformation control machining method of the bottom plate part comprises the following steps of:
step S1: rough turning: roughly turning a round plate, roughly turning the front surface, the bottom surface, the cylindrical surface of the circular truncated cone, the excircle of the annular flange plate and a bottom hole on the bottom surface;
step S2: stress relief: placing the workpiece into a constant-temperature drying oven for stress relief treatment;
step S3: carrying out numerical control rough milling: positioning the outer circle and the upper surface of the annular flange plate, roughly milling in a layered milling mode, roughly milling the table top and the plurality of bosses of the circular table, and leaving margins, roughly milling the shaped holes and leaving margins;
step S4: finish turning: positioning by the excircle and the upper surface of the annular flange plate, and finely turning the cylindrical surface of the circular truncated cone and the excircle of the annular flange plate;
step S5: numerical control finish milling: positioning by the upper surface and the excircle of the annular flange plate, and finely milling the table top of the circular truncated cone; finely milling the peripheral surface and the top surface of the boss; fine milling a molded hole;
step S6: removing burrs by bench workers, drilling and tapping: machining and tapping holes of the annular flange plate;
step S7: the outer circle and the bottom surface of the annular flange plate are used for positioning, the soft claw is used for clamping, and the bottom hole is finely turned to meet the size requirement.
Preferably, in step S1, the front surface and the cylindrical surface of the circular truncated cone are roughly turned; turning the workpiece, roughly turning the bottom surface, the excircle of the annular flange plate and a bottom hole on the bottom surface; the step S1 specifically includes the steps of:
step S1-1: positioning the outer circle of the circular plate, clamping the outer circle of the circular plate by using a three-jaw chuck, turning and flatly turning the front side of the circular plate, and roughly turning the cylindrical surface of a circular table;
step S1-2: and (4) turning the workpiece obtained in the step (S1-1), clamping the cylindrical surface of the circular truncated cone by using the soft claws, positioning by using the excircle of the circular plate, turning the bottom surface of the flat circular plate, roughly turning the excircle of the annular flange plate and roughly turning the bottom hole on the bottom surface.
Preferably, in the step S2, the constant temperature drying oven is first heated to 320 ℃, the workpiece is then placed in the constant temperature drying oven, the temperature is maintained at 320 ± 10 ℃ for 2 hours, and then the workpiece is cooled.
Preferably, in the step S2, the stress relief cooling method includes: and cooling the workpiece to 100 ℃ along with the constant-temperature drying oven, taking out the workpiece, and cooling the workpiece to room temperature in air.
Preferably, in the step S2, when the stress relieving treatment is simultaneously performed on a plurality of workpieces in the warm drying oven, the workpieces are not stacked and do not collide with each other.
Preferably, in the step S2, before the workpiece is placed in the constant-temperature drying oven for destressing, the workpiece is cleaned by aviation gasoline, oil stains on the surface of the workpiece are removed, and the workpiece is naturally dried for 30 min.
Preferably, in both the step S3 numerical control rough milling and the step S5 numerical control finish milling, the milling process is performed by using a friendly vertical machining center FV 800A.
Preferably, in the step S3, in the numerical control rough milling, a phi 4 end mill is used for rough milling, and the milling depth of each layer is not more than 0.5 mm.
Preferably, in the step S4, the cylindrical surface of the circular truncated cone and the outer circumference of the annular flange are finish-turned by clamping the pilot hole with the soft claws.
Preferably, two step surfaces are arranged on the circular truncated cone; the step surface is finish milled to size in step S5.
Due to the adoption of the technical scheme, the invention has the beneficial effects that:
(1) in the invention, the stress relieving process is arranged before the numerical control rough milling process, and the residual stress of the material is released in advance before the workpiece is not deformed by optimizing the stress relieving processing parameters, so that the deformation of the part after numerical control rough milling is reduced, and the deformation of the numerical control rough milling process is effectively controlled to be less than or equal to 0.15.
(2) According to the invention, through reasonable process setting and reasonable positioning and clamping of the workpiece, the deformation of the workpiece in the machining process is effectively reduced, and the quality of the workpiece and the flatness requirement of the workpiece are ensured.
(3) In the numerical control rough milling process, the influence of milling stress on the workpiece can be effectively reduced by adopting a layered milling mode, the milling stress is further reduced by selecting a reasonable cutter diameter and milling depth of each layer, the deformation is reduced, and the flatness requirement of the machined workpiece is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic perspective view of a thin plate disc-shaped duralumin base plate component of the present invention;
FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;
the reference numbers illustrate: 10-an annular flange; 20-a circular truncated cone; 201-step surface; 30-bottom hole; a 40-shaped hole; 50-boss; 501-a first boss; 502-a second boss; 503-third boss.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
According to the deformation control processing method of the thin plate disc-shaped hard aluminum bottom plate part, as shown in fig. 1 and fig. 2, the bottom plate part comprises an annular flange plate 10 and a circular table 20, and the circular table 20 is arranged in the center of the front face of the annular flange plate 10; a plurality of bosses 50 are arranged on the front surface of the circular truncated cone 20; a bottom hole 30 in an open shape is arranged at the center of the bottom surface of the annular flange plate 10; a plurality of shaped holes 40 are formed in the circular truncated cone 20, and the shaped holes 40 are communicated with the bottom hole 30; the circular truncated cone 20 is provided with a step surface 201. The annular flange plate 10, the circular truncated cone 20 and the boss 50 are integrally formed. The bottom plate part is made of duralumin with the material brand of 2A 12; the diameter of the annular flange plate 10 is phi 155.3 mm; the side length of the boss 50 is 5 × 5mm, the boss 50 includes a first boss 501, a second boss 502 and a third boss 503, the first boss 501 is higher than the second boss 502, the second boss 502 is higher than the third boss 503, and the first boss 501 is 10mm in height. A through hole is arranged on the side surface of the first boss 501, and a vertical threaded hole is arranged on the top surface of the second boss 502 and communicated to the bottom hole 30. The thickness of the annular flange plate 10 is 2 mm; the height of the circular truncated cone 20 is 3 mm; the diameter of the bottom hole 30 is phi 123mm, and the depth is 2 +/-0.1 mm.
The deformation control machining method of the bottom plate part comprises the following steps of:
step S1: rough turning: roughly turning a round plate, roughly turning the front surface, the bottom surface, the cylindrical surface of the circular truncated cone 20, the excircle of the annular flange plate 10 and a bottom hole 30 on the bottom surface; specifically, the front surface and the cylindrical surface of the circular truncated cone 20 are roughly turned; turning the workpiece, roughly turning the bottom surface, the excircle of the annular flange plate 10 and the bottom hole 30 on the bottom surface; the step S1 specifically includes the steps of:
step S1-1: positioning the outer circle of the circular plate, clamping the outer circle of the circular plate by using a three-jaw chuck, turning and flatly turning the front side of the circular plate, and roughly turning the cylindrical surface of the circular table 20;
step S1-2: and (5) turning the workpiece obtained in the step (S1-1), clamping the cylindrical surface of the circular truncated cone 20 by using the soft claws, positioning by using the excircle of the circular plate, turning the bottom surface of the flat circular plate, roughly turning the excircle of the annular flange plate 10 and roughly turning the bottom hole 30 on the bottom surface. And the soft claws are adopted for clamping, so that the workpiece can be prevented from being damaged by clamping.
Step S2: stress relief: firstly, cleaning a workpiece by using aviation gasoline, removing oil stains on the surface of the workpiece, and naturally airing for 30 min; putting the workpiece into a constant-temperature drying oven for stress relief treatment, heating the constant-temperature drying oven to 320 ℃, putting the workpiece into a warm drying oven, keeping the temperature at 320 +/-10 ℃ for 2h, and cooling, wherein the cooling mode comprises the following steps: and cooling the workpiece to 100 ℃ along with the constant-temperature drying oven, taking out the workpiece, and cooling the workpiece to room temperature in air. The cooling is firstly carried out along with the constant-temperature drying oven, so that the workpiece can be prevented from being cooled too fast, and the stress removing effect is improved.
Step S3: carrying out numerical control rough milling: positioning the outer circle and the upper surface of the annular flange plate 10, roughly milling in a layered milling mode, roughly milling the table top of the circular table 20 and the plurality of bosses 50 with allowance, roughly milling the shaped hole 40 with allowance of 0.5mm on one side;
step S4: finish turning: positioning by the excircle and the upper surface of the annular flange plate 10, clamping a bottom hole 30 by using soft claws, and finely turning the cylindrical surface of the circular table 20 and the excircle of the annular flange plate 10;
step S5: numerical control finish milling: positioning the upper surface and the excircle of the annular flange plate 10, and finely milling the table top of the circular table 20; finely milling the peripheral surface and the top surface of the boss 50; finish milling the shaped hole 40;
step S6: removing burrs by bench workers, drilling and tapping: machining and tapping holes of the annular flange plate 10;
step S7: the outer circle and the bottom surface of the annular flange plate 10 are used for positioning, a soft claw is used for clamping, finish turning is carried out, and a flat bottom hole 30 is bored, so that the size requirements of the diameter phi 123mm and the depth 2 +/-0.1 mm of the bottom hole are met.
In this embodiment, in the step S2, when the stress relieving process is simultaneously performed on a plurality of workpieces in the warm drying oven, the workpieces are not stacked and do not collide with each other. Avoid stacking and collision among the workpieces to generate stress.
In the present embodiment, in both the step S3 numerical control rough milling and the step S5 numerical control finish milling, the friendly vertical machining center FV800A is used for milling.
In the embodiment, in the step S3, in the numerical control rough milling, a phi 4 end mill is used for rough milling, and the milling depth of each layer is not more than 0.5 mm. The small cutter and the small cutting depth method are adopted for processing, the cutting stress is reduced, and the processing deformation is controlled, so that the processing planeness is ensured to be less than or equal to 0.05.
In this embodiment, two step surfaces 201 are provided on the circular truncated cone 20; the step surface 201 is finish-milled to size in step S5.
In this embodiment, after the step S7, the bench worker deburs the workpiece, trims and rounds the edges of the hole 40, and machines the threaded hole on the second boss 502 and the hole on the side surface of the first boss 501 with the jig.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A deformation control processing method for a thin plate disc-shaped hard aluminum bottom plate part is characterized by comprising the following steps:
the bottom plate part comprises an annular flange plate (10) and a circular truncated cone (20), and the circular truncated cone (20) is arranged in the center of the front face of the annular flange plate (10); a plurality of bosses (50) are arranged on the front surface of the circular table (20); an open bottom hole (30) is formed in the center of the bottom surface of the annular flange plate (10); the circular truncated cone (20) is provided with a plurality of shaped holes (40), and the shaped holes (40) are communicated with the bottom hole (30);
the deformation control machining method of the bottom plate part comprises the following steps of:
step S1: rough turning: roughly turning a round plate, roughly turning the front surface, the bottom surface, the cylindrical surface of the circular truncated cone (20), the excircle of the annular flange plate (10) and a bottom hole (30) on the bottom surface;
step S2: stress relief: placing the workpiece into a constant-temperature drying oven for stress relief treatment;
step S3: carrying out numerical control rough milling: positioning the outer circle and the upper surface of the annular flange plate (10), roughly milling in a layered milling mode, roughly milling the table top and a plurality of bosses (50) of the circular table (20) and leaving margins, and roughly milling the shaped holes (40) and leaving margins;
step S4: finish turning: positioning by the excircle and the upper surface of the annular flange plate (10), and finely turning the cylindrical surface of the circular truncated cone (20) and the excircle of the annular flange plate (10);
step S5: numerical control finish milling: the upper surface and the excircle of the annular flange plate (10) are positioned, and the table top of the circular table (20) is finely milled; finely milling the peripheral surface and the top surface of the boss (50); finish milling a shaped hole (40);
step S6: removing burrs by bench workers, drilling and tapping: machining and tapping holes of the annular flange plate (10);
step S7: the outer circle and the bottom surface of the annular flange plate (10) are used for positioning, the soft claws are used for clamping, and the bottom hole (30) is finely turned to meet the size requirement.
2. The deformation control processing method of a thin plate disc-shaped hard aluminum base plate part as claimed in claim 1, characterized in that: in the step S1, the front surface and the cylindrical surface of the circular table (20) are roughly turned; then roughly turning the bottom surface, the excircle of the annular flange plate (10) and a bottom hole (30) on the bottom surface after the workpiece is turned around; the step S1 specifically includes the steps of:
step S1-1: positioning the outer circle of the circular plate, clamping the outer circle of the circular plate by using a three-jaw chuck, turning and flatly turning the front side of the circular plate, and roughly turning the cylindrical surface of a circular table (20);
step S1-2: and (5) turning the workpiece obtained in the step (S1-1), clamping the cylindrical surface of the circular truncated cone (20) by using the soft claws, positioning by using the excircle of the circular plate, turning the bottom surface of the flat circular plate, roughly turning the excircle of the annular flange plate (10) and roughly turning a bottom hole (30) on the bottom surface.
3. The deformation control processing method of a thin plate disc-shaped hard aluminum base plate part as claimed in claim 1, characterized in that: in the step S2, the constant-temperature drying oven is firstly heated to 320 ℃, then the workpiece is placed in the constant-temperature drying oven, the heat preservation temperature is 320 +/-10 ℃, the heat preservation time is 2 hours, and then the workpiece is cooled.
4. A method of deformation control machining of a thin plate disc-shaped duralumin floor part as claimed in claim 3, wherein: in the step S2, the cooling method for stress relief processing includes: and cooling the workpiece to 100 ℃ along with the constant-temperature drying oven, taking out the workpiece, and cooling the workpiece to room temperature in air.
5. A method of deformation control machining of a thin plate disc-shaped duralumin floor part as claimed in claim 3, wherein: in the step S2, when the stress removal processing is simultaneously performed on a plurality of workpieces in the warm drying oven, the workpieces are not stacked and do not collide with each other.
6. A method of deformation control machining of a thin plate disc-shaped duralumin floor part as claimed in claim 3, wherein: in the step S2, before the workpiece is placed in a constant-temperature drying oven for stress relief treatment, aviation gasoline is adopted to clean the workpiece, oil stains on the surface of the workpiece are removed, and the workpiece is naturally dried for 30 min.
7. The deformation control processing method of a thin plate disc-shaped hard aluminum base plate part as claimed in claim 1, characterized in that: in the step S3 numerical control rough milling and the step S5 numerical control finish milling, a friend-and-good vertical machining center FV800A is adopted for milling.
8. The deformation control processing method of a thin plate disc-shaped hard aluminum base plate part as claimed in claim 1, characterized in that: in the step S3 numerical control rough milling, a phi 4 end mill is adopted for rough milling, and the milling depth of each layer is not more than 0.5 mm.
9. The deformation control processing method of a thin plate disc-shaped hard aluminum base plate part as claimed in claim 1, characterized in that: in the step S4, the cylindrical surface of the circular truncated cone (20) and the outer circle of the annular flange plate (10) are finish-turned by using the soft claw clamping bottom hole (30).
10. The deformation control processing method of a thin plate disc-shaped hard aluminum base plate part as claimed in claim 1, characterized in that: the circular truncated cone (20) is provided with two step surfaces (201); the step surface (201) is finish-milled to a dimension in step S5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111357427.3A CN113953774A (en) | 2021-11-16 | 2021-11-16 | Deformation control machining method for thin plate disc-shaped hard aluminum bottom plate part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111357427.3A CN113953774A (en) | 2021-11-16 | 2021-11-16 | Deformation control machining method for thin plate disc-shaped hard aluminum bottom plate part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113953774A true CN113953774A (en) | 2022-01-21 |
Family
ID=79470765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111357427.3A Pending CN113953774A (en) | 2021-11-16 | 2021-11-16 | Deformation control machining method for thin plate disc-shaped hard aluminum bottom plate part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113953774A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6050880A (en) * | 1996-12-26 | 2000-04-18 | Shin-Etsu Handotai Co., Ltd. | Surface grinding device and method of surface grinding a thin-plate workpiece |
| CN102787286A (en) * | 2012-07-17 | 2012-11-21 | 贵州航天电子科技有限公司 | Molding method of (2A12-T4) high-strength aluminum alloy thin-wall irregular cavity |
| CN204621129U (en) * | 2015-05-28 | 2015-09-09 | 泰富重工制造有限公司 | A kind of thin-wall sleeve processing clamp |
| CN105522206A (en) * | 2015-12-29 | 2016-04-27 | 湖南航天环宇通信科技股份有限公司 | Machining method for aluminum alloy thin-walled cavity part |
| CN106826117A (en) * | 2017-01-22 | 2017-06-13 | 常州轻工职业技术学院 | A kind of processing method of precision bearing seat |
| JP2018043336A (en) * | 2016-09-16 | 2018-03-22 | トーヨーエイテック株式会社 | Processing method of conical surface of using rod-like tool |
| CN108265171A (en) * | 2018-02-01 | 2018-07-10 | 中国兵器工业第五九研究所 | Anti-deformation heat treatment tooling and closing in cylinder high-strength anticorrosion heat treatment process |
| CN108480923A (en) * | 2018-03-14 | 2018-09-04 | 西安北方光电科技防务有限公司 | A kind of precision machined method of large thin-wall revolving parts |
| CN110421315A (en) * | 2018-11-14 | 2019-11-08 | 西安成立航空制造有限公司 | A kind of processing technology of al alloy disk class multi-cavity road high-precision part |
| CN111889770A (en) * | 2020-08-11 | 2020-11-06 | 西安交通大学深圳研究院 | Processing method of titanium alloy thin-wall part |
-
2021
- 2021-11-16 CN CN202111357427.3A patent/CN113953774A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6050880A (en) * | 1996-12-26 | 2000-04-18 | Shin-Etsu Handotai Co., Ltd. | Surface grinding device and method of surface grinding a thin-plate workpiece |
| CN102787286A (en) * | 2012-07-17 | 2012-11-21 | 贵州航天电子科技有限公司 | Molding method of (2A12-T4) high-strength aluminum alloy thin-wall irregular cavity |
| CN204621129U (en) * | 2015-05-28 | 2015-09-09 | 泰富重工制造有限公司 | A kind of thin-wall sleeve processing clamp |
| CN105522206A (en) * | 2015-12-29 | 2016-04-27 | 湖南航天环宇通信科技股份有限公司 | Machining method for aluminum alloy thin-walled cavity part |
| JP2018043336A (en) * | 2016-09-16 | 2018-03-22 | トーヨーエイテック株式会社 | Processing method of conical surface of using rod-like tool |
| CN106826117A (en) * | 2017-01-22 | 2017-06-13 | 常州轻工职业技术学院 | A kind of processing method of precision bearing seat |
| CN108265171A (en) * | 2018-02-01 | 2018-07-10 | 中国兵器工业第五九研究所 | Anti-deformation heat treatment tooling and closing in cylinder high-strength anticorrosion heat treatment process |
| CN108480923A (en) * | 2018-03-14 | 2018-09-04 | 西安北方光电科技防务有限公司 | A kind of precision machined method of large thin-wall revolving parts |
| CN110421315A (en) * | 2018-11-14 | 2019-11-08 | 西安成立航空制造有限公司 | A kind of processing technology of al alloy disk class multi-cavity road high-precision part |
| CN111889770A (en) * | 2020-08-11 | 2020-11-06 | 西安交通大学深圳研究院 | Processing method of titanium alloy thin-wall part |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7942615B2 (en) | Multi-cartridge cutting tool and railway wheel boring assembly | |
| CN111531333B (en) | Method for processing special-shaped thin-wall shell part | |
| CN110757097A (en) | Method for machining thin plate workpiece | |
| CN110561140A (en) | Plate arranging and clamping tool for double-sided small parts and machining process | |
| CN114589461B (en) | Numerical control machining process for ventilation window frame parts | |
| CN110919295B (en) | Processing method of wafer tray | |
| CN113953774A (en) | Deformation control machining method for thin plate disc-shaped hard aluminum bottom plate part | |
| US7927047B2 (en) | Multi-cartridge cutting tool | |
| CN112171198B (en) | Machining method of grid structure part | |
| CN112122887B (en) | Method for processing airplane plate rib structural member | |
| KR101590567B1 (en) | Manufacture method of light guide core using 5-axis machining center | |
| CN110524194B (en) | Machining method of thin-sheet annular part | |
| CN104841989A (en) | Machining method of H-shaped thin-wall parts | |
| CN107671510A (en) | The processing method of glass reinforced plastic elbow die | |
| US11618278B2 (en) | Manufacturing method of vehicle wheel and vehicle wheel | |
| CN111730297B (en) | Manufacturing method of core part of flying probe detection equipment | |
| CN114193092A (en) | Precision machining method for core part of semiconductor equipment | |
| KR20110082927A (en) | Manufacturing process of support ring for vehicle motor | |
| CN114603375B (en) | Machining tool and machining process for thin-wall plate parts | |
| CN115007925B (en) | Processing method of aluminum sheet with flatness less than or equal to 0.05mm | |
| CN117464060A (en) | Processing method of high-precision thin-wall multi-cavity part | |
| CN111421299A (en) | Processing method of bead fixing ring | |
| CN118237643A (en) | Method for milling appearance of printed circuit board | |
| CN114769688B (en) | Method for processing deep notch of thin lug | |
| CN116214098A (en) | Processing method of water jacket of automobile cylinder body die-casting die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |