CN112475982A - Thin-wall split-casing split-combination face-milling machine processing device and processing method thereof - Google Patents
Thin-wall split-casing split-combination face-milling machine processing device and processing method thereof Download PDFInfo
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- 238000003672 processing method Methods 0.000 title description 4
- 238000003825 pressing Methods 0.000 claims abstract description 68
- 238000000034 method Methods 0.000 claims abstract description 35
- 238000009434 installation Methods 0.000 claims abstract description 22
- 238000003754 machining Methods 0.000 claims abstract description 18
- 239000000523 sample Substances 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 abstract description 8
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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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/065—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding workpieces being specially deformable, e.g. made from thin-walled or elastic material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
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Abstract
The invention relates to the technical field of machining, in particular to a thin-wall split casing split-combined machine tool and a machining method thereof, wherein the tool comprises a supporting part, an installation surface for placing a split casing is arranged on the supporting part, a pressing part and a clamping part are arranged on the supporting part, the pressing part is used for pressing the lower part of the split casing on the installation surface, the clamping part comprises a first adjusting component and a second adjusting component, and the first adjusting component and the second adjusting component respectively clamp the split casing from the inner side and the outer side of the split casing. The workpiece is stably clamped through the pressing part and the clamping part, so that the cutting precision of the split-combined surface is ensured, the workpiece is respectively clamped from two sides of the split-combined surface, the deflection radian of the workpiece in the clamping process is reduced, the deformation of the workpiece is small before and after clamping, the verticality deviation of the split-combined surface is reduced when the workpiece is clamped and the workpiece is unloaded from a tool, and the assembly precision of the workpiece is improved.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a thin-wall split-case split-combination machine machining device and a machining method thereof.
Background
The aircraft casing is generally a thin-wall cylindrical workpiece, the whole casing is generally divided into two split casings to be respectively processed during preparation, then the two split casings are assembled and formed, and in order to ensure high-precision assembly of the split casings, the roughness of split surfaces of the split casings and the verticality of the split surfaces and the end surfaces of the split casings need to be ensured.
As shown in fig. 1, the split casing includes a casing 1, flanges 11 are provided at upper and lower ends of the casing 1, splitting and combining surfaces 12 are provided at two sides of the casing 1 along a height direction, and a plurality of through holes are provided on the splitting and combining surfaces. The existing process generally processes the split and combined surfaces of the split case in a wire cutting mode, and the process has some defects: 1. the roughness of the split and combined surface after linear cutting can not meet the design requirement; 2. after linear cutting, the verticality between the split surface and the upper end surface and the lower end surface of the split casing is difficult to ensure; 3. after wire cutting, there is a stress release to the case, resulting in a large deformation of the workpiece.
Meanwhile, when the split surface is subjected to conventional mechanical processing, the split case has a small thickness, so that the shape difference between the split case in a free state and the split case in a bound state is large, and the split case is greatly deformed before and after clamping in the process of clamping the split surface and processing the split surface, so that the verticality between the split surface and the upper end surface and the lower end surface of a workpiece can not be ensured, and the two split cases can not be assembled.
Therefore, a technical scheme is needed at present to solve the technical problems that split and split surfaces of the existing airplane case are easy to deform in the machining process, are not easy to clamp stably and affect the preparation of the airplane case.
Disclosure of Invention
The invention aims to: aiming at the technical problems that the split-open split-close surface of an airplane case is easy to deform and difficult to clamp stably in the machining process of the airplane case and the preparation of the airplane case is influenced in the prior art, the thin-wall split-open case split-close surface machining device and the machining method thereof are provided.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a thin wall is to opening quick-witted casket deciliter face machine tooling, includes the supporting component, be equipped with on the supporting component and be used for placing the installation face to opening the quick-witted casket, be equipped with on the supporting component and compress tightly part and clamping unit, compress tightly the part and be used for compressing tightly the quick-witted casket lower part of opening on the installation face, clamping unit includes first adjusting part and second adjusting part, first adjusting part and second adjusting part are followed respectively and are opened the quick-witted casket inside and outside both sides and press from both sides tightly to opening the quick-witted casket.
The thin-wall split-casing split-combined machine machining tool is characterized in that a split casing is placed on a mounting surface of a supporting component, the lower part of the split casing is pressed on the mounting surface through a pressing component, the upper part of the split casing is in a free state at the moment, and the upper part of the split casing is clamped through a clamping component, so that the split casing is stably clamped, the cutting precision of a split-combined surface is ensured, and the roughness of the split-combined surface meets the assembling requirement; and the first adjusting component and the second adjusting component of the clamping component respectively clamp the split case from two sides of the split face, the deflection radian of the split case in the clamping process is reduced, the split face of the split case is processed after clamping, and the split case is detached from the tool after processing is completed, so that the deformation amount of the split case before and after clamping is smaller, the perpendicularity of the split face and the end face of the split case obtained in the clamping processing process and the vertical deviation of the split case after being detached from the tool are smaller, and the assembly precision of the split face of the split case is improved.
As a preferable aspect of the present invention, the number of the pressing members and the number of the clamping members are at least two, and the pressing members and the clamping members are provided on both sides of the supporting member. Set up two at least compressing tightly parts and compress tightly the lower part both sides of right-hand opening casket respectively, set up two at least clamping parts simultaneously and press from both sides tight right-hand opening casket upper portion both sides respectively for to the split and combined face of opening the casket both sides is fixed simultaneously, be convenient for process simultaneously to two split and combined faces of opening the casket, improve machining efficiency on the one hand, on the other hand to the clamping of opening the casket both sides simultaneously, also can more ensure that the clamping of opening the casket is stable, be favorable to improving processingquality.
As a preferable scheme of the present invention, the support member includes an installation shell, the installation shell is provided with a first limit plate, and the installation surface is disposed on the first limit plate. The first limiting plate is arranged on the mounting shell to achieve placement of the split casing, the split casing is pressed on the mounting surface of the first limiting plate through the pressing part, and the lower portion of the split casing is pressed.
As a preferable aspect of the present invention, the first limit plate is disposed along a contour line of the end portion of the mounting case. The lower end face of the split casing can be integrally placed on the first limiting plate, so that the split casing is more stably mounted on the first limiting plate.
As a preferable scheme of the present invention, the mounting case is provided with a plurality of lightening grooves. The weight of the installation shell is reduced, the installation and the transportation of the tool are facilitated, and the groove is reduced, so that the tool is convenient to hoist.
As a preferable scheme of the invention, the pressing part comprises a supporting block, a pressing plate is detachably arranged on the supporting block, a pressing bolt is arranged on the pressing plate, and the pressing bolt is used for pressing the pressing plate on a turned edge at the lower end of the split casing. The height of the supporting block is matched with the height of the flanging at the lower end of the split casing, the pressing plate is provided with a threaded hole matched with the pressing bolt, the processing platform or the supporting part is provided with a connecting hole matched with the threaded hole, and the pressing bolt penetrates through the threaded hole to be connected with the connecting hole, so that the pressing plate is pressed on the flanging at the lower end of the split casing, and the pressing of the lower part of the split casing is realized.
As a preferable scheme of the invention, an avoiding groove is arranged on the mounting shell, and the pressure plate extends into the avoiding groove and is pressed on the turnup edge at the lower part of the split casing. The installation shell is provided with the avoiding groove, the supporting block and the flanging at the lower end of the split casing are respectively positioned at two sides of the avoiding groove, the pressing plate is placed on the supporting block and the flanging at the lower end of the split casing, and the pressing bolt penetrates through the pressing plate to be connected with the processing platform, so that the lower part of the split casing is pressed.
As a preferred scheme of the invention, a second limiting plate is arranged on the mounting shell, and the mounting shell, the first limiting plate and the second limiting plate are enclosed to form a mounting cavity for mounting the split casing. The installation of the clamping component is facilitated through the arrangement of the second limiting plate, so that the upper portion of the split casing is clamped tightly, meanwhile, the installation shell, the first limiting plate and the second limiting plate form an installation cavity, the split casing is conveniently and preliminarily positioned on a tool, and the lower portion of the split casing is conveniently compressed and the upper portion of the split casing is clamped tightly in subsequent clamping.
As a preferable scheme of the present invention, the first adjusting assembly includes a first adjusting bolt, and the mounting shell is provided with a first threaded hole adapted to the first adjusting bolt. The first adjusting bolt penetrates through the first threaded hole, and in the process that the first adjusting bolt is continuously screwed, the first adjusting bolt is tightly jacked on one side, close to the mounting shell, of the split case.
As a preferable scheme of the present invention, the second adjusting assembly includes a second adjusting bolt, the second limiting plate is provided with a second threaded hole adapted to the second adjusting bolt, and the second adjusting bolt is provided with an adjusting plate for abutting against the casing. In the process that the second adjusting bolt is screwed in the second threaded hole, the adjusting plate moves towards the oppositely-opened casing along with the second adjusting bolt, so that the adjusting plate is tightly propped against one side of the oppositely-opened casing, which is far away from the mounting shell.
As a preferable aspect of the present invention, the second adjusting bolt is rotatably connected to the adjusting plate. The adjusting plate can be fixed by the second adjusting bolt in the process of rotating and screwing in the second threaded hole, so that the adjusting plate cannot rotate along with the second adjusting bolt, the adjusting plate can always support the casing opening device, the clamping stability is improved, and the clamping precision is improved.
As a preferable scheme of the invention, the adjusting plate is L-shaped. One side of the adjusting plate can be hung on the turned edge at the upper end of the casing, and the adjusting plate cannot rotate along with the second adjusting bolt even if the second adjusting bolt does not pass through an artificial fixed adjusting plate in the rotating process.
The machining method for machining the split-casing split-combined machine tool by using the thin-wall split-casing split-combined machine tool comprises the following steps of:
step 1: placing the lower end face of the split casing on the mounting surface of the support component;
step 2: pressing the lower parts of the casing halves against the mounting surface by using a pressing member;
and step 3: clamping the upper part of the split casing from two sides of the opening and closing surface by using a first adjusting component and a second adjusting component;
and 4, step 4: and machining the bisection surface in a milling mode.
According to the processing method, the split casing is placed on the mounting surface of the supporting part, so that the split casing is preliminarily positioned, the flanging at the lower part of the split casing is pressed through the pressing part, the split casing is pressed, the upper part of the split casing is clamped through the clamping part, the whole split casing is fixed, the split surface is milled conveniently, and the roughness of the split surface is ensured; in the process of clamping the upper part of the split case, the first adjusting component and the second adjusting component clamp the split case from two sides of the split and combined surface, deflection of the upper part of the split case in the clamping process is reduced, deformation of the split case before and after clamping is smaller, deviation of verticality of the split and combined surface is reduced when the split case is clamped and the split case is dismounted from the tool, and assembly accuracy of the split case is improved.
Preferably, the step 3 further comprises a step 3.1: fixing a probe of the dial indicator on a split surface of the split casing, and correspondingly adjusting the first adjusting assembly or the second adjusting assembly according to deflection of a pointer of the dial indicator.
In the scheme, the shell is respectively closed from two sides of the opening and closing surface through the first adjusting assembly and the second adjusting assembly, the shell cannot deflect during closing, but trace deflection of the shell can occur in the clamping process;
before the split surface of the split case is machined, the surface is rough, when a probe of the dial indicator is fixed on the split surface, if trace deflection occurs on the upper part of the split case in the clamping process, a pointer of the dial indicator can correspondingly swing;
the first adjusting assembly or the second adjusting assembly is adjusted to enable the pointer of the dial indicator to return to zero, so that micro deflection in the process of clamping the upper portion of the split casing can be reduced, deformation of the split casing before and after clamping is further reduced, perpendicularity between the split surface and the end surface of the split casing is guaranteed, and assembly accuracy between the split casings is further guaranteed.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the lower part of the split casing is pressed on the mounting surface through the pressing part, and the upper part of the split casing is clamped through the clamping part, so that the split casing is stably clamped, and the cutting precision of a split surface is ensured;
2. the first adjusting component and the second adjusting component respectively clamp the split case from two sides of the split surface, the radian of the split case deflection in the clamping process is reduced, the deformation amount of the split case before and after clamping is smaller, the deviation of the split surface verticality is reduced when the split case is clamped and the split case is unloaded from the tool, and the assembling precision of the split case is improved;
3. the split and combined surface of the split box is processed in a milling mode, so that the surface quality is improved, and the deformation amount of the split box before and after processing is reduced.
Drawings
FIG. 1 is a schematic structural view of a split case;
FIG. 2 is a schematic structural diagram of a thin-wall folio casing split-combined machine tool of the invention;
FIG. 3 is an enlarged view at m in FIG. 2;
FIG. 4 is an enlarged view at n in FIG. 2;
FIG. 5 is a diagram of a use state of the thin-wall folio casing split-combined machine tool of the invention;
FIG. 6 is an enlarged view at p in FIG. 5;
FIG. 7 is an enlarged view taken at q in FIG. 5;
the labels in the figure are: the device comprises a shell 1, a flange 11, a split surface 12, a mounting shell 2, a first limiting plate 21, a mounting surface 211, a second limiting plate 22, a lightening groove 23, an avoiding groove 24, a pressing part 3, a supporting block 31, a pressing plate 32, a pressing bolt 33, a first adjusting component 4, a second adjusting component 5, a second adjusting component 51, a second adjusting bolt 52 and an adjusting plate.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in fig. 1 to 7, the thin-wall facing-opening casing splitting and combining machine tool comprises a supporting part, wherein a mounting surface 211 for placing a facing-opening casing is arranged on the supporting part, a pressing part 3 and a clamping part are arranged on the supporting part, the pressing part 3 is used for pressing the lower part of the facing-opening casing on the mounting surface 211, the clamping part comprises a first adjusting component 4 and a second adjusting component 5, and the first adjusting component 4 and the second adjusting component 5 clamp the facing-opening casing from the inner side and the outer side of the facing-opening casing respectively.
Specifically, the supporting component comprises an installation shell 2, a first limiting plate 21 is arranged on the installation shell 2, the installation surface 211 is arranged on the first limiting plate 21, the installation shell 2 is provided with the first limiting plate 21 to realize the placement of the split casing, and the split casing is pressed on the installation surface 211 of the first limiting plate 21 through a pressing component 3 to realize the lower part pressing of the split casing;
the pressing part 3 comprises a supporting block 31, a pressing plate 32 is detachably arranged on the supporting block 31, a pressing bolt 33 is arranged on the pressing plate 32, the pressing bolt 33 is used for pressing the pressing plate 32 on the flanging 11 at the lower end of the split casing, the height of the supporting block 31 is matched with the height of the flanging 11 at the lower end of the split casing, a connecting hole matched with the pressing bolt 33 is arranged on the pressing plate 32, a threaded hole matched with the connecting hole is arranged on the processing platform or the supporting part, the pressing bolt 33 penetrates through the connecting hole and is connected with the threaded hole, so that the pressing plate 32 is pressed on the flanging 11 at the lower end of the split casing, an avoiding groove 24 is arranged on the mounting shell 2, the pressing plate 32 transversely extends into the avoiding groove 24, the supporting block 31 and the flanging 11 at the lower end of the split casing are respectively positioned at two sides of the avoiding groove 24, the pressing plate 32 is positioned on the supporting block, the pressing bolt 33 penetrates through the pressing plate 32 to be connected with the processing platform, so that the lower part of the casing is pressed;
the mounting shell 2 is provided with a second limiting plate 22, the second limiting plate 22 is arranged at the upper end of the mounting shell 2, the first limiting plate 21 and the second limiting plate 22 are enclosed to form a mounting cavity for mounting the split casing, a clamping component is convenient to mount by arranging the second limiting plate 22 so as to clamp the upper part of the split casing, and meanwhile, the mounting shell 2, the first limiting plate 21 and the second limiting plate 22 form a mounting cavity so as to facilitate the primary positioning of the split casing on a tool and facilitate the lower part compression and the upper part clamping of the split casing in subsequent clamping;
first adjusting part 4 includes an adjusting bolt, be equipped with on the installation shell 2 with the first screw hole of a adjusting bolt 4 adaptation, a adjusting bolt passes first screw hole, and at the in-process that a adjusting bolt continues to screw, a adjusting bolt top is tightly pressing close to one side of installation shell 2 at the casing of running from opposite directions
The second adjusting component 5 comprises a second adjusting bolt 51, the second limiting plate 22 is provided with a second threaded hole matched with the second adjusting bolt 51, the second adjusting bolt 51 is provided with an adjusting plate 52 used for abutting against the casing, the second adjusting bolt 51 is screwed in the second threaded hole, the adjusting plate 52 moves towards the casing along with the second adjusting bolt 51, and therefore the adjusting plate 52 abuts against one side, far away from the mounting shell 2, of the casing.
Further, the second adjusting bolt 51 is rotatably connected with the adjusting plate 52, and the adjusting plate 52 can be fixed during the process that the second adjusting bolt 51 is rotated and screwed in the second threaded hole, so that the adjusting plate 52 cannot rotate together with the second adjusting bolt 51, and the adjusting plate 52 can always provide support for the cartridge receiver, thereby improving the clamping stability and the clamping precision;
further, the adjusting plate 52 is L-shaped, so that one side of the adjusting plate 52 can be hung on the flange 11 at the upper end of the split case, and the adjusting plate 52 cannot rotate along with the second adjusting bolt 51 even though the adjusting plate 52 is not artificially fixed during the rotation of the second adjusting bolt 51.
The thin-wall split-casing split-combined machine machining tool is characterized in that a split casing is placed on a mounting surface 211 of a supporting component, the lower part of the split casing is pressed on the mounting surface 311 through a pressing component 3, the upper part of the split casing is in a free state at the moment, and the upper part of the split casing is clamped through a clamping component, so that the split casing is stably clamped, the cutting precision of a split surface 12 is ensured, and the roughness of the split surface 12 meets the assembling requirement; and the first adjusting component 4 and the second adjusting component 5 of the clamping component respectively clamp the split case from two sides of the split case 12, the deflection radian of the split case in the clamping process is reduced, the split case 12 of the split case is processed after clamping, and after processing is completed, the split case is detached from the tool, so that the deformation of the split case before and after clamping is smaller, the perpendicularity of the split case 12 and the split case end face obtained in the clamping processing process and the vertical deviation of the split case after being detached from the tool are smaller, and the assembling precision of the split case split face 12 is improved.
Example 2
As shown in fig. 2, in this embodiment, the difference from embodiment 1 is that the number of the pressing members 3 and the number of the clamping members are at least two, the pressing members 3 and the clamping members are respectively disposed on both sides of the supporting member, at least two pressing members 3 are disposed to respectively press both sides of the lower portion of the split casing, and at least two clamping members are simultaneously disposed to respectively clamp both sides of the upper portion of the split casing, so that the split surfaces 12 on both sides of the split casing are simultaneously fixed, and it is convenient to simultaneously process both split surfaces 12 of the split casing, so as to improve the processing efficiency, and on the other hand, to simultaneously clamp both sides of the split casing, which can better ensure stable clamping of the split casing, and is beneficial to improving the processing quality.
Example 3
As shown in fig. 2, in the present embodiment, the difference from embodiment 1 is that the first limiting plate 21 is disposed along the contour line of the end portion of the mounting shell 2, so that the whole lower end surface of the split casing can be placed on the first limiting plate 21, and the mounting of the split casing on the first limiting plate 21 is more stable.
Example 4
As shown in fig. 2, in this embodiment, the difference from embodiment 1 is that a plurality of lightening grooves 23 are formed in the mounting shell 2, so that the weight of the mounting shell 2 is reduced, the mounting and the transferring of the tool are facilitated, and meanwhile, the lightening grooves 23 are also convenient for hoisting the tool.
Example 5
As shown in fig. 1, 5, 6 and 7, the present invention further provides a processing method for processing a split case by using the thin-walled split case split/combined face machine processing device according to any one of embodiments 1 to 4, including the following steps:
step 1: placing the lower end face of the split case on the mounting surface 211 of the support member;
step 2: the lower part of the split casing is pressed on the mounting surface 211 by using a pressing part 3;
and step 3: clamping the upper part of the split casing from two sides of the opening and closing surface 12 by using a first adjusting component 4 and a second adjusting component 5;
and 4, step 4: the parting plane 12 is machined by milling.
According to the method, the split casing is placed on the mounting surface 211 of the supporting part, so that the split casing is initially positioned, the flanging 11 at the lower part of the split casing is pressed through the pressing part 3, so that the split casing is pressed, the upper part of the split casing is clamped through the clamping part, the whole split casing is fixed, the split surface 12 is milled conveniently, and the roughness of the split surface 12 is ensured; in the process of clamping the upper part of the split case, the split case is clamped from the two sides of the split surface 12 through the first adjusting component 4 and the second adjusting component 5, deflection of the upper part of the split case in the clamping process is reduced, deformation of the split case before and after clamping is smaller, deviation of verticality of the split surface 12 when the split case is clamped and the split case is dismounted from the tool is reduced, and assembly precision of the split case is improved.
Preferably, the step 3 further comprises a step 3.1: fixing the probe of the dial indicator on the split surface 12 of the split casing, and correspondingly adjusting the first adjusting component 4 or the second adjusting component 5 according to the deflection of the pointer of the dial indicator.
Specifically, the dial indicator can be fixed through the support frame, so that the probe for adjusting the dial indicator is positioned on the separation and combination surface 12, and the position of the dial indicator is adjusted, so that the pointer of the dial indicator returns to zero.
In the scheme, the shell 1 is respectively closed from two sides of the opening and closing surface 12 to the shell 1 through the first adjusting component 4 and the second adjusting component 5, the shell 1 cannot deflect during closing, but the shell 1 may slightly deflect in the clamping process;
before the splitting and combining surface 12 of the split case is machined, the surface is rough, when a probe of the dial indicator is fixed on the splitting and combining surface 12, if the upper part of the split case generates micro deflection in the clamping process, a pointer of the dial indicator can correspondingly swing;
the first adjusting component 4 or the second adjusting component 5 is adjusted to enable the pointer of the dial indicator to return to zero, so that micro deflection in the process of clamping the upper portion of the split casing can be reduced, deformation before and after the split casing is clamped is further reduced, perpendicularity between the split surface 12 and the end face of the split casing is guaranteed, and assembly accuracy between the split casings is further guaranteed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a thin wall split-close facing machine tooling, its characterized in that, includes the supporting component, be equipped with on the supporting component and be used for placing installation face (211) to the casing of opening, be equipped with on the supporting component and compress tightly part (3) and clamping unit, compress tightly part (3) and be used for compressing tightly the casing lower part of opening on installation face (211), clamping unit includes first adjusting part (4) and second adjusting part (5), first adjusting part (4) and second adjusting part (5) are followed respectively and are pressed from both sides tightly the casing of opening to the casing of opening inside and outside.
2. The thin-wall split-casing split-closing machine tooling device according to claim 1, wherein the number of the pressing parts (3) and the number of the clamping parts are at least two, and the pressing parts (3) and the clamping parts are arranged on two sides of the supporting part.
3. The thin-wall split-casing split-closing machine machining tool according to claim 1, wherein the supporting component comprises a mounting shell (2), a first limiting plate (21) is arranged on the mounting shell (2), and the mounting surface (211) is arranged on the first limiting plate (21).
4. The thin-wall split-casing split-closing machine tooling device according to claim 1, wherein the pressing part (3) comprises a supporting block (31), a pressing plate (32) is detachably arranged on the supporting block (31), a pressing bolt (33) is arranged on the pressing plate (32), and the pressing bolt (33) is used for pressing the pressing plate (32) on the flanging (11) at the lower end of the split casing.
5. The thin-wall split-casing split-closing machine machining tool according to claim 3, wherein a second limiting plate (22) is arranged on the mounting shell, and the mounting shell (2), the first limiting plate (21) and the second limiting plate (22) are enclosed to form a mounting cavity for mounting the split casing.
6. The thin-wall split-casing split-closing machine machining tool according to claim 3, wherein the first adjusting assembly (4) comprises a first adjusting bolt, and a first threaded hole matched with the first adjusting bolt is formed in the mounting shell (2).
7. The thin-wall facing-open casing dividing and combining machine tool according to claim 5, wherein the second adjusting assembly (5) comprises a second adjusting bolt (51), a second threaded hole matched with the second adjusting bolt (51) is formed in the second limiting plate (22), and an adjusting plate (52) used for tightly jacking the facing-open casing is arranged on the second adjusting bolt (51).
8. The thin-walled split-casing split-closing machine tooling according to claim 7, wherein the adjusting plate (52) is L-shaped.
9. A method of processing a split case using the thin walled split case parting and joining face machine tool of any one of claims 1 to 8, comprising the steps of:
step 1: placing the lower end face of the split casing on a mounting surface (211) of the supporting component;
step 2: pressing the lower parts of the casing halves against the mounting surface (211) by using a pressing part (3);
and step 3: clamping the upper part of the starting box from two sides of the opening and closing surface (12) by using a first adjusting component (4) and a second adjusting component (4);
and 4, step 4: the parting plane (12) is processed by milling.
10. The process of claim 9, wherein said step 3 further comprises a step 3.1: fixing a probe of the dial indicator on a split-joint surface (12) of the split casing, and correspondingly adjusting the first adjusting component (4) or the second adjusting component (5) according to deflection of a pointer of the dial indicator.
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| CN202011613640.1A CN112475982A (en) | 2020-12-30 | 2020-12-30 | Thin-wall split-casing split-combination face-milling machine processing device and processing method thereof |
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| CN202011613640.1A CN112475982A (en) | 2020-12-30 | 2020-12-30 | Thin-wall split-casing split-combination face-milling machine processing device and processing method thereof |
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Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050252001A1 (en) * | 2004-05-13 | 2005-11-17 | Rolls-Royce Plc | Method of manufacturing thin wall isogrid casings |
| CN101954604A (en) * | 2010-07-30 | 2011-01-26 | 东方电气集团东方汽轮机有限公司 | Annular thin-wall article clamping device and using method thereof |
| CN102554646A (en) * | 2011-12-23 | 2012-07-11 | 杭州天扬机械有限公司 | Adjustable fixture of five-axis linkage turning and milling combined machining center for machining aircraft engine casings |
| CN103586513A (en) * | 2013-11-12 | 2014-02-19 | 中国南方航空工业(集团)有限公司 | Method for processing precision holes in mounting edges of airplane turbine casing |
| CN103639751A (en) * | 2013-11-26 | 2014-03-19 | 沈阳黎明航空发动机(集团)有限责任公司 | Fixture with built-in compaction linkage mechanism |
| CN104875033A (en) * | 2015-05-08 | 2015-09-02 | 武汉船用机械有限责任公司 | Semicircular thin-wall workpiece processing tool and use method thereof |
| CN106624848A (en) * | 2015-10-28 | 2017-05-10 | 中航湖南通用航空发动机有限公司 | Thin-wall casing clamping fixture and machining method |
| CN107486749A (en) * | 2017-08-14 | 2017-12-19 | 中国航发航空科技股份有限公司 | A kind of vibration absorber for ring-shaped thin-walled part processing |
| CN107649709A (en) * | 2017-08-31 | 2018-02-02 | 中国航发航空科技股份有限公司 | For containing the device of the split binding face processing of casing outside aero-engine |
| CN108481052A (en) * | 2018-03-23 | 2018-09-04 | 西安交通大学 | A kind of Thin-Wall Outer Casing class part is without flutter processing method and its clamp for machining |
| CN110153760A (en) * | 2019-06-03 | 2019-08-23 | 中国航发航空科技股份有限公司 | A kind of vibration absorber for the processing of aero-engine annular casing part external form |
| CN209867992U (en) * | 2019-03-25 | 2019-12-31 | 沈阳黎明法拉航空动力技术工程有限公司 | Special fixture for high-pressure turbine casing |
| CN210400274U (en) * | 2019-10-24 | 2020-04-24 | 湘潭新云科技有限责任公司 | Coaxial and deflection detection measuring tool for powder press |
| CN210588231U (en) * | 2019-08-26 | 2020-05-22 | 无锡航亚科技股份有限公司 | Clamp for avoiding milling deformation of thin-wall casing appearance |
| WO2020161143A1 (en) * | 2019-02-04 | 2020-08-13 | Mt Aerospace Ag | Apparatus for clamping and orienting thin-walled dome segments and use thereof |
| CN211708760U (en) * | 2020-03-19 | 2020-10-20 | 四川工程职业技术学院 | A modularization frock clamp for clamping aviation superalloy cartridge receiver subassembly |
| CN111975406A (en) * | 2020-08-20 | 2020-11-24 | 杭州天扬机械有限公司 | Fixture for processing annular casing of aero-engine with large length-diameter ratio |
| CN112051802A (en) * | 2020-09-16 | 2020-12-08 | 中国航发沈阳黎明航空发动机有限责任公司 | Automatic numerical control machining process method for aero-engine split-structure casing type parts |
| CN112108901A (en) * | 2020-09-30 | 2020-12-22 | 鹰普航空科技有限公司 | Turning tool for casing shell parts |
| CN214024664U (en) * | 2020-12-30 | 2021-08-24 | 四川明日宇航工业有限责任公司 | Thin-wall split-casing split-combination machine machining tool |
-
2020
- 2020-12-30 CN CN202011613640.1A patent/CN112475982A/en active Pending
Patent Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050252001A1 (en) * | 2004-05-13 | 2005-11-17 | Rolls-Royce Plc | Method of manufacturing thin wall isogrid casings |
| CN101954604A (en) * | 2010-07-30 | 2011-01-26 | 东方电气集团东方汽轮机有限公司 | Annular thin-wall article clamping device and using method thereof |
| CN102554646A (en) * | 2011-12-23 | 2012-07-11 | 杭州天扬机械有限公司 | Adjustable fixture of five-axis linkage turning and milling combined machining center for machining aircraft engine casings |
| CN103586513A (en) * | 2013-11-12 | 2014-02-19 | 中国南方航空工业(集团)有限公司 | Method for processing precision holes in mounting edges of airplane turbine casing |
| CN103639751A (en) * | 2013-11-26 | 2014-03-19 | 沈阳黎明航空发动机(集团)有限责任公司 | Fixture with built-in compaction linkage mechanism |
| CN104875033A (en) * | 2015-05-08 | 2015-09-02 | 武汉船用机械有限责任公司 | Semicircular thin-wall workpiece processing tool and use method thereof |
| CN106624848A (en) * | 2015-10-28 | 2017-05-10 | 中航湖南通用航空发动机有限公司 | Thin-wall casing clamping fixture and machining method |
| CN107486749A (en) * | 2017-08-14 | 2017-12-19 | 中国航发航空科技股份有限公司 | A kind of vibration absorber for ring-shaped thin-walled part processing |
| CN107649709A (en) * | 2017-08-31 | 2018-02-02 | 中国航发航空科技股份有限公司 | For containing the device of the split binding face processing of casing outside aero-engine |
| CN108481052A (en) * | 2018-03-23 | 2018-09-04 | 西安交通大学 | A kind of Thin-Wall Outer Casing class part is without flutter processing method and its clamp for machining |
| WO2020161143A1 (en) * | 2019-02-04 | 2020-08-13 | Mt Aerospace Ag | Apparatus for clamping and orienting thin-walled dome segments and use thereof |
| CN209867992U (en) * | 2019-03-25 | 2019-12-31 | 沈阳黎明法拉航空动力技术工程有限公司 | Special fixture for high-pressure turbine casing |
| CN110153760A (en) * | 2019-06-03 | 2019-08-23 | 中国航发航空科技股份有限公司 | A kind of vibration absorber for the processing of aero-engine annular casing part external form |
| CN210588231U (en) * | 2019-08-26 | 2020-05-22 | 无锡航亚科技股份有限公司 | Clamp for avoiding milling deformation of thin-wall casing appearance |
| CN210400274U (en) * | 2019-10-24 | 2020-04-24 | 湘潭新云科技有限责任公司 | Coaxial and deflection detection measuring tool for powder press |
| CN211708760U (en) * | 2020-03-19 | 2020-10-20 | 四川工程职业技术学院 | A modularization frock clamp for clamping aviation superalloy cartridge receiver subassembly |
| CN111975406A (en) * | 2020-08-20 | 2020-11-24 | 杭州天扬机械有限公司 | Fixture for processing annular casing of aero-engine with large length-diameter ratio |
| CN112051802A (en) * | 2020-09-16 | 2020-12-08 | 中国航发沈阳黎明航空发动机有限责任公司 | Automatic numerical control machining process method for aero-engine split-structure casing type parts |
| CN112108901A (en) * | 2020-09-30 | 2020-12-22 | 鹰普航空科技有限公司 | Turning tool for casing shell parts |
| CN214024664U (en) * | 2020-12-30 | 2021-08-24 | 四川明日宇航工业有限责任公司 | Thin-wall split-casing split-combination machine machining tool |
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