CN110640472A - Machining device and machining method for segmented annular structural part - Google Patents
Machining device and machining method for segmented annular structural part Download PDFInfo
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Abstract
The invention provides a processing device and a processing method for a segmented annular structural part, wherein the processing device comprises an arc positioning tool, an arc guide rail, a linear guide rail, a vertical lifting mechanism, a horizontal rotating mechanism and a milling system; the arc positioning tool fixes the blocks of the annular structural member, realizes one-time clamping and positioning of the blocks, and solves the problems of more clamping times, more reference conversion, difficult alignment and positioning and the like of the block processing of the conventional annular structural member; in addition, two opposite sides of the arc-shaped positioning tool are oppositely provided with a first milling system, and the other two opposite sides of the arc-shaped positioning tool are oppositely provided with a second milling system; milling and drilling of the left vertical connecting plate, the right vertical connecting plate and the upper transverse connecting plate and the lower transverse connecting plate in the blocks can be achieved simultaneously, and machining efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of annular structural member processing, in particular to a segmented annular structural member processing device and a processing method thereof.
Background
In a common annular structural member, the whole ring is formed by connecting a plurality of blocks one by one; each block is generally assembled and spliced into a hollow similar annular box structure by an upper transverse connecting plate, a lower transverse connecting plate, a left vertical connecting plate, a right vertical connecting plate and an inner arc plate which are asymmetric; in order to ensure that each block is finally assembled into an annular structural member, each block needs to be subjected to corresponding milling and drilling, the inner arc plate and the outer arc plate need to be subjected to milling, the upper transverse connecting plate, the lower transverse connecting plate, the left vertical connecting plate and the right vertical connecting plate need to be subjected to surface machining and hole machining, the processed left vertical connecting plate, the processed right vertical connecting plate, the upper transverse connecting plate, the lower transverse connecting plate and the processed left vertical connecting plate are coaxial, and the blocks are vertically connected without. At present, the block processing of the block type annular structural member is to sequentially process an upper transverse connecting plate, a lower transverse connecting plate, a left vertical connecting plate and a right vertical connecting plate on a processing center through clamping a workpiece for multiple times; this type of processing has the following problems: firstly, the machining reference needs to be converted for many times, the machining needs to be aligned for many times, and the accumulated error is increased; secondly, the arc-shaped surface is not easy to clamp, align and position, and the clamping and aligning efficiency is low; thirdly, each surface is processed in sequence, and the processing efficiency is low. In view of the foregoing, there is a need for a machining apparatus and a machining method for a segmented annular structural member.
Disclosure of Invention
The invention aims to provide a block type annular structural part processing device, wherein an annular structural part is formed by connecting a plurality of blocks in a ring-to-ring manner; each block of each annular structural member comprises a left vertical connecting plate, a right vertical connecting plate, an inner arc plate, an outer arc plate and an asymmetrical upper transverse connecting plate and an asymmetrical lower transverse connecting plate; the device is characterized by comprising an arc positioning tool, an arc guide rail, a linear guide rail, a horizontal rotating mechanism, a vertical lifting mechanism and a milling system; the milling system comprises a first milling system and a second milling system; the arc positioning tool comprises a first arc plate, a second arc plate and a supporting plate, wherein the curvature radius of the first arc plate is consistent with that of the inner arc plate, the second arc plate is consistent with that of the outer arc plate, the supporting plate is used for connecting the first arc plate with the second arc plate, the first arc plate and the second arc plate are oppositely arranged, and the first arc plate and the second arc plate are connected through the supporting plate which is oppositely arranged; the first arc plate and the second arc plate are provided with first positioning blocks for axially positioning the blocks; a second positioning block for block annular positioning is arranged on the two supporting plates; two opposite sides of the arc-shaped positioning tool are provided with linear guide rails on the two supporting plate sides, and the linear guide rails are connected with a first milling system in a sliding manner; arc guide rails are arranged on two opposite sides of the arc positioning tool on the two arc plate sides; and the arc-shaped guide rail is connected with a second milling system in a sliding way.
Furthermore, the block type annular structural member machining device comprises a first vertical lifting mechanism and/or a second vertical lifting mechanism, wherein one end of the first vertical lifting mechanism is connected to the linear guide rail in a sliding mode, and the other end of the first vertical lifting mechanism is connected with the first milling system; one end of the second vertical lifting mechanism is connected to the arc-shaped guide rail in a sliding mode, and the other end of the second vertical lifting mechanism is connected with the second milling system.
Further, the first vertical lifting mechanism comprises a first sliding block at the lower end, a lifting piece and a first fixed block at the upper end; the lower end first sliding block and the upper end first fixing block are connected through a lifting piece, the lower end first sliding block is connected to the linear guide rail in a sliding mode, and the upper end first fixing block is used for installing the first milling system; the second vertical lifting mechanism comprises a lower end second sliding block, a lifting piece and an upper end second fixed block, the lower end second sliding block is connected with the upper end second fixed block through the lifting piece, the lower end second sliding block is connected to the arc-shaped guide rail in a sliding mode, and the upper end second fixed block is used for installing the second milling system.
Further, the block type annular structural part machining device comprises a horizontal rotating mechanism, wherein an arc-shaped positioning tool is arranged on the horizontal rotating mechanism; the horizontal rotating mechanism comprises a rotating platform, a rotating shaft and a driving device; the arc-shaped positioning tool is arranged on the rotating platform, one end of the rotating shaft is connected with the rotating platform, and the other end of the rotating shaft is connected with the driving device; the driving device transmits driving force to the rotating platform to drive the arc-shaped positioning tool on the rotating platform to rotate.
Furthermore, the first positioning block comprises a first positioning block body and an adjusting bolt, and the adjusting bolt is in threaded connection with the first positioning block body; the blocks are placed between the first positioning block bodies on the opposite sides, the adjusting bolts are rotated to relatively prop against the upper transverse connecting plate and the lower transverse connecting plate of the blocks, the upper transverse connecting plate and the lower transverse connecting plate are compressed through thread self-locking, and axial positioning of the blocks is achieved.
Further, the second positioning block comprises a second positioning block body and an adjusting bolt, and the adjusting bolt is in threaded connection with the second positioning block body; the sub-blocks are placed between the second positioning block bodies on the opposite sides, the adjusting bolts are rotated to prop against the left vertical connecting plate and the right vertical connecting plate of the sub-blocks, and the left vertical connecting plate and the right vertical connecting plate are compressed through thread self-locking; and realizing the circumferential positioning of the blocks.
Furthermore, two first milling systems arranged on two opposite sides of the annular positioning tool are respectively provided with different milling cutters and drilling cutters; two second milling systems arranged on the other two opposite sides of the annular positioning tool are respectively provided with different milling cutters and drilling cutters.
A processing method of a sectional annular structural part comprises the processing device of the sectional annular structural part, and the processing steps comprise:
s1, placing the blocks of the annular structural member on an arc positioning tool, wherein the inner arc plate and the outer arc plate of each block are respectively in contact with a first arc plate and a second arc plate of the arc positioning tool in an attaching manner, the left vertical connecting plate and the right vertical connecting plate of each block are respectively in contact with two supporting plates of the arc positioning tool in an attaching manner, the upper transverse connecting plate and the lower transverse connecting plate are locked through a first positioning block, the axial position of each block is determined, the left vertical connecting plate and the right vertical connecting plate are locked through a second positioning block, and the annular position of each block is determined;
s2, respectively installing a milling cutter and a drilling cutter on the first milling systems on the left side and the right side of the arc positioning tool, and respectively installing a milling cutter and a drilling cutter on the second milling systems on the front side and the rear side of the arc positioning tool; the milling systems on the front, rear, left and right sides of the arc-shaped positioning tool simultaneously process the left and right vertical connecting plates and the upper and lower transverse connecting plates which are partitioned; the position of a cutter of the milling system is adjusted through a vertical lifting mechanism so as to cover the processing range of the whole left and right vertical connecting plates and the whole upper and lower transverse connecting plates; meanwhile, the annular positioning tool and the blocks are driven to rotate 180 degrees by the horizontal rotating mechanism; and processing the left vertical connecting plate and the right vertical connecting plate of the oppositely arranged first milling system exchange block, and processing the upper transverse connecting plate and the lower transverse connecting plate of the oppositely arranged second milling system exchange block.
The technical scheme of the invention has the following beneficial effects:
the invention relates to a processing device and a processing method of a block type annular structural part, wherein the processing device comprises an arc positioning tool, an arc guide rail, a linear guide rail, a vertical lifting mechanism, a horizontal rotating mechanism and a milling system; the arc positioning tool fixes the blocks of the annular structural member, and realizes one-time clamping and positioning of the blocks; the problems that the conventional annular structural member is high in blocking processing and clamping times, high in reference conversion, difficult to align and position and the like are solved; different milling tools and drilling tools are respectively installed on the first milling systems oppositely arranged on two opposite sides of the arc-shaped positioning tool, different milling tools and drilling tools are respectively installed on the second milling systems oppositely arranged on the other two opposite sides of the arc-shaped positioning tool, and milling and drilling of the left vertical connecting plate, the right vertical connecting plate and the upper transverse connecting plate and the lower transverse connecting plate in the block are simultaneously realized. The horizontal rotating mechanism drives the arc-shaped positioning tool and the arc-shaped positioning tool to rotate 180 degrees in a blocking manner, so that the left vertical connecting plate and the right vertical connecting plate are processed in an exchange manner by the oppositely arranged first milling systems, and the upper transverse connecting plate and the lower transverse connecting plate are processed in an exchange manner by the oppositely arranged second milling systems; the processing efficiency is greatly improved; meanwhile, the vertical lifting mechanism can lift the first milling system and/or the second milling system which are oppositely arranged, adjust the positions of milling and drilling tools relative to the blocks, and simultaneously realize multi-path milling and multi-row hole processing on the left vertical connecting plate, the right vertical connecting plate and/or the upper transverse connecting plate and the lower transverse connecting plate; effectively shortens the processing period and reduces the production cost.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic front view of a block-type annular structural member machining apparatus according to an embodiment;
FIG. 2 is a schematic diagram of a schematic top view of a block-type annular structural member machining apparatus according to the present embodiment;
FIG. 3 is a block diagram in the present embodiment;
FIG. 4 is a schematic view of the installation of the partitioning and arc positioning tool in the present embodiment;
wherein, 1, lower transverse connection board, 2, go up transverse connection board, 3, left vertical connecting plate, 4, right vertical connecting plate, 5, outer arc board, 6, interior arc board, 7, arc location frock, 7.1, first arc board, 7.2, second arc board, 7.3, the backup pad, 8, the arc guide rail, 9, first locating piece, 10, first system of milling, 11, the second locating piece, 12, linear guide, 13, the second system of milling, 14, first vertical lift mechanism, 15, horizontal rotation mechanism, 16, the piecemeal.
Detailed Description
Embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Referring to fig. 1 to 4, a block-type annular structural member processing apparatus, an annular structural member is composed of a plurality of blocks, one ring by one ring; each block 16 of the annular structural member comprises a left vertical connecting plate 3, a right vertical connecting plate 4, an inner arc plate 6, an outer arc plate 5, an upper transverse connecting plate 2 and a lower transverse connecting plate 1 which are asymmetric; the blocks are assembled and spliced into a hollow similar annular box structure by a left vertical connecting plate, a right vertical connecting plate, an inner arc plate, an outer arc plate, an asymmetrical upper transverse connecting plate and an asymmetrical lower transverse connecting plate; the processing device comprises an arc positioning tool 7, an arc guide rail 8, a linear guide rail 12, a horizontal rotating mechanism 15, a vertical lifting mechanism 14 and a milling system; the milling system comprises a first milling system 10 and a second milling system 13; the arc positioning tool comprises a first arc plate 7.1, a second arc plate 7.2 and a supporting plate 7.3, wherein the curvature radius of the first arc plate is consistent with that of the inner arc plate and the outer arc plate, the supporting plate is used for connecting the first arc plate with the second arc plate, the first arc plate and the second arc plate are arranged oppositely, and the first arc plate and the second arc plate are connected through the supporting plate which is arranged oppositely; the first arc plate and the second arc plate are provided with first positioning blocks 9 for axial positioning of the blocks; the two supporting plates are provided with second positioning blocks 11 for block annular positioning; linear guide rails are arranged on two opposite sides of the arc-shaped positioning tool on the two supporting plate sides, a first vertical lifting mechanism is connected to the linear guide rails in a sliding mode, and a first milling system is arranged on the first vertical lifting mechanism; arc guide rails are arranged on two opposite sides of the arc positioning tool on the two arc plate sides; the arc-shaped guide rail is connected with a second vertical lifting mechanism in a sliding mode, and a second milling system is arranged on the second vertical lifting mechanism.
The first vertical lifting mechanism comprises a first sliding block at the lower end, a lifting piece and a first fixed block at the upper end; the lower end first sliding block is connected with the upper end first fixed block through a lifting piece, the lower end first sliding block is arranged on the linear guide rail, and the upper end first fixed block is used for installing the first milling system; the second vertical lifting mechanism comprises a second sliding block at the lower end, a lifting piece and a second fixed block at the upper end; the lower end second sliding block is connected with the upper end second fixed block through a lifting piece, the lower end second sliding block is arranged on the arc-shaped guide rail, and the upper end second fixed block is used for installing the second milling system; preferably, the lifting piece is a hydraulic oil cylinder or an air cylinder; the lifting of the milling system is realized through the stretching of the oil cylinder or the air cylinder, the position of a cutter of the first milling system relative to the left vertical connecting plate and the right vertical connecting plate is changed, and the multi-channel milling of the left vertical connecting plate and the right vertical connecting plate and the multi-row hole drilling of the left vertical connecting plate and the right vertical connecting plate are realized; and the relative positions of the cutter of the second milling system relative to the inner and outer arc plates and the cutters of the upper and lower transverse connecting plates are changed, so that the multi-channel milling of the inner and outer arc plates and the upper and lower transverse connecting plates and the multi-row hole drilling (drilling and grinding) of the upper and lower transverse connecting plates are realized.
The first positioning block comprises a first positioning block body and an adjusting bolt, and the adjusting bolt is in threaded connection with the first positioning block body; the first locating block body is welded and fixed on the curvature edge of the first arc plate and the curvature edge of the second arc plate, the first locating block body is located at the center of the whole curvature edge, the blocks are placed between the first locating block bodies on the opposite sides, the adjusting bolts are rotated to support the upper transverse connecting plate and the lower transverse connecting plate, the upper transverse connecting plate and the lower transverse connecting plate are tightly pressed through thread self-locking, and axial positioning of the blocks is achieved. It should be noted that, the number of the first positioning blocks arranged on the first arc plate and the second arc plate includes, but is not limited to, one, and when there are a plurality of first positioning blocks, the plurality of first positioning blocks are arranged along the curvature edges of the first arc plate and the second arc plate.
The second positioning block comprises a second positioning block body and an adjusting bolt, and the adjusting bolt is in threaded connection with the second positioning block body; the edges of the upper ends of the two supporting plates are fixedly welded with second positioning block bodies, and the second positioning block bodies are positioned in the centers of the edges of the upper ends of the whole sections; the sub-blocks are placed between the second positioning block bodies on the opposite sides, the adjusting bolts are rotated to prop against the left vertical connecting plate and the right vertical connecting plate of the sub-blocks, the left vertical connecting plate and the right vertical connecting plate are compressed through thread self-locking, and the annular positioning (the annular direction of the annular structural component is formed) of the sub-blocks is realized. It should be noted that the number of the second positioning blocks disposed on the two supporting plates includes, but is not limited to, one, and when there are multiple second positioning blocks, the multiple second positioning blocks are disposed along the upper edge of the supporting plate.
The arc-shaped positioning tool is arranged on a horizontal rotating mechanism, and the horizontal rotating mechanism comprises a rotating platform, a rotating shaft and a driving device; the arc-shaped positioning tool is arranged on the rotating platform, one end of the rotating shaft is connected with the rotating platform, and the other end of the rotating shaft is connected with the driving device; the driving device transmits the driving force to the rotating platform to drive the arc-shaped positioning tool on the rotating platform to rotate; preferably the drive means is a servo motor.
Two first milling systems arranged on two opposite sides of the annular positioning tool are respectively provided with a milling cutter and a drilling cutter; the milling cutter of the first milling system on the left side correspondingly mills the left vertical connecting plate, and the drilling cutter of the first milling system on the right side drills the right vertical connecting plate; meanwhile, the annular positioning tool is driven to rotate 180 degrees through the horizontal rotating mechanism, so that the right vertical connecting plate rotates to the milling cutter side of the first milling system on the left side, and milling processing is carried out; enabling the left vertical connecting plate to rotate to the side of a drilling tool of the right first milling system, and performing drilling machining; the processing efficiency is greatly improved.
Two second milling systems arranged on two opposite sides of the annular positioning tool are respectively provided with a milling cutter and a drilling cutter; the milling cutter of the second milling system at the front side mills the upper and lower transverse connecting plates, and the drilling cutter of the second milling system at the rear side drills the upper and lower transverse connecting plates; the upper transverse connecting plate changes the corresponding direction, the lower transverse connecting plate changes the corresponding direction, and milling and drilling of the upper transverse connecting plate and the lower transverse connecting plate are alternately carried out; the surface is milled once before rotation, and holes are drilled after 180-degree rotation, so that tool changing and clamping pause are avoided, and the machining efficiency is improved.
The milling power heads of the two first milling systems on the linear guide rail are vertically arranged relative to the left vertical connecting plate and the right vertical connecting plate, and when the milling system is used for machining, the main shaft of the cutter is vertical to a machining surface, so that plane milling and plane drilling machining strategies can be fully utilized, and complex machining strategies such as equal-height milling and drilling are avoided.
The linear guide rail and the arc-shaped guide rail are provided with driving pieces, the driving pieces are connected with the vertical lifting mechanism, the driving pieces are used for driving the vertical lifting mechanism to slide back and forth on the linear guide rail and the arc-shaped guide rail, and preferably, the driving pieces are oil cylinders or air cylinders.
A processing method of a sectional annular structural part comprises the processing device of the sectional annular structural part, and the processing steps comprise:
s1, placing the blocks of the annular structural member on an arc positioning tool, wherein the inner arc plate and the outer arc plate of each block are respectively in contact with a first arc plate and a second arc plate of the arc positioning tool in an attaching manner, the left vertical connecting plate and the right vertical connecting plate of each block are respectively in contact with two supporting plates of the arc positioning tool in an attaching manner, the upper transverse connecting plate and the lower transverse connecting plate are locked through a first positioning block, the axial position of each block is determined, the left vertical connecting plate and the right vertical connecting plate are locked through a second positioning block, and the annular position of each block is determined;
s2, respectively installing a milling cutter and a drilling cutter on the first milling systems on the left side and the right side of the arc positioning tool, and respectively installing a milling cutter and a drilling cutter on the second milling systems on the front side and the rear side of the arc positioning tool; the milling systems on the front, rear, left and right sides of the arc-shaped positioning tool simultaneously process the left and right vertical connecting plates and the upper and lower transverse connecting plates which are partitioned; the position of a cutter of the milling system is adjusted through a vertical lifting mechanism so as to cover the processing range of the whole left and right vertical connecting plates and the whole upper and lower transverse connecting plates; meanwhile, the annular positioning tool and the blocks are driven to rotate 180 degrees by the horizontal rotating mechanism; the left vertical connecting plate and the right vertical connecting plate of the first milling system exchange block which are arranged oppositely are processed (the left vertical connecting plate rotates to the right side, the right vertical connecting plate rotates to the left side, and exchange processing is carried out), and the upper transverse connecting plate and the lower transverse connecting plate of the second milling system exchange block which are arranged oppositely are processed (the upper transverse connecting plate rotates to the lower transverse connecting plate side, and the lower transverse connecting plate rotates to the upper transverse connecting plate side, and exchange processing is carried out).
It should be noted that the milling system is the prior art; the invention also comprises a control system, wherein the control system is in the prior art and is used for controlling the milling and drilling of the milling system, the stretching of the oil cylinder or the air cylinder of the vertical lifting mechanism and the rotation of the servo motor of the horizontal rotating mechanism.
The invention relates to a processing device and a processing method of a block type annular structural part, wherein the processing device comprises an arc positioning tool, an arc guide rail, a linear guide rail, a vertical lifting mechanism, a horizontal rotating mechanism and a milling system; the arc positioning tool fixes the blocks of the annular structural member, and realizes one-time clamping and positioning of the blocks; the problems that the conventional annular structural member is high in blocking processing and clamping times, high in reference conversion, difficult to align and position and the like are solved; different milling and drilling tools are installed through the first milling systems oppositely arranged on two opposite sides of the arc positioning tool, different milling and drilling tools are installed on the second milling systems oppositely arranged on the other two opposite sides of the arc positioning tool, and milling and drilling of the left vertical connecting plate, the right vertical connecting plate, the inner arc plate and the outer arc plate in the block are achieved simultaneously. The horizontal rotating mechanism drives the arc-shaped positioning tool and the arc-shaped positioning tool to rotate 180 degrees in a blocking manner, so that the left vertical connecting plate and the right vertical connecting plate are processed in an exchange manner by the oppositely arranged first milling systems, and the upper transverse connecting plate and the lower transverse connecting plate are processed in an exchange manner by the oppositely arranged second milling systems; the processing efficiency is greatly improved; meanwhile, the vertical lifting mechanism can lift the first milling system and/or the second milling system which are oppositely arranged, the position of the cutter is adjusted to be blocked relatively, multi-channel milling and multi-row hole machining of the left vertical connecting plate, the right vertical connecting plate and/or the upper transverse connecting plate and the lower transverse connecting plate are achieved, the machining period is effectively shortened, and the production cost is reduced.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A block type annular structural member processing device is disclosed, wherein an annular structural member is formed by connecting a plurality of blocks one by one; each block of each annular structural member comprises a left vertical connecting plate, a right vertical connecting plate, an inner arc plate, an outer arc plate and an asymmetrical upper transverse connecting plate and an asymmetrical lower transverse connecting plate; the device is characterized by comprising an arc positioning tool, an arc guide rail, a linear guide rail, a horizontal rotating mechanism, a vertical lifting mechanism and a milling system; the milling system comprises a first milling system and a second milling system; the arc positioning tool comprises a first arc plate, a second arc plate and a supporting plate, wherein the curvature radius of the first arc plate is consistent with that of the inner arc plate, the second arc plate is consistent with that of the outer arc plate, the supporting plate is used for connecting the first arc plate with the second arc plate, the first arc plate and the second arc plate are oppositely arranged, and the first arc plate and the second arc plate are connected through the supporting plate which is oppositely arranged; the first arc plate and the second arc plate are provided with first positioning blocks for axially positioning the blocks; a second positioning block for block annular positioning is arranged on the two supporting plates; two opposite sides of the arc-shaped positioning tool are provided with linear guide rails on the two supporting plate sides, and the linear guide rails are connected with a first milling system in a sliding manner; arc guide rails are arranged on two opposite sides of the arc positioning tool on the two arc plate sides; and the arc-shaped guide rail is connected with a second milling system in a sliding way.
2. The block type annular structural member processing device according to claim 1, comprising a first vertical lifting mechanism and/or a second vertical lifting mechanism, wherein one end of the first vertical lifting mechanism is slidably connected to the linear guide rail, and the other end of the first vertical lifting mechanism is connected to the first milling system; one end of the second vertical lifting mechanism is connected to the arc-shaped guide rail in a sliding mode, and the other end of the second vertical lifting mechanism is connected with the second milling system.
3. The block type annular structural member processing device according to claim 2, wherein the first vertical lifting mechanism comprises a lower first slide block, a lifting member and an upper first fixed block; the lower end first sliding block and the upper end first fixing block are connected through a lifting piece, the lower end first sliding block is connected to the linear guide rail in a sliding mode, and the upper end first fixing block is used for installing the first milling system;
the second vertical lifting mechanism comprises a lower end second sliding block, a lifting piece and an upper end second fixed block, the lower end second sliding block is connected with the upper end second fixed block through the lifting piece, the lower end second sliding block is connected to the arc-shaped guide rail in a sliding mode, and the upper end second fixed block is used for installing the second milling system.
4. The processing device for the sectional annular structural part according to claim 1, wherein the processing device comprises a horizontal rotating mechanism, and an arc-shaped positioning tool is arranged on the horizontal rotating mechanism; the horizontal rotating mechanism comprises a rotating platform, a rotating shaft and a driving device; the arc-shaped positioning tool is arranged on the rotating platform, one end of the rotating shaft is connected with the rotating platform, and the other end of the rotating shaft is connected with the driving device; the driving device transmits driving force to the rotating platform to drive the arc-shaped positioning tool on the rotating platform to rotate.
5. The block type annular structural member processing device according to claim 1, wherein the first positioning block comprises a first positioning block body and an adjusting bolt, and the adjusting bolt is in threaded connection with the first positioning block body; the blocks are placed between the first positioning block bodies on the opposite sides, the adjusting bolts are rotated to relatively prop against the upper transverse connecting plate and the lower transverse connecting plate of the blocks, the upper transverse connecting plate and the lower transverse connecting plate are compressed through thread self-locking, and axial positioning of the blocks is achieved.
6. The block type annular structural member machining device according to claim 1, wherein the second positioning block comprises a second positioning block body and an adjusting bolt, and the adjusting bolt is in threaded connection with the second positioning block body; the sub-blocks are placed between the second positioning block bodies on the opposite sides, the adjusting bolts are rotated to prop against the left vertical connecting plate and the right vertical connecting plate of the sub-blocks, and the left vertical connecting plate and the right vertical connecting plate are compressed through thread self-locking; and realizing the circumferential positioning of the blocks.
7. The machining device for the segmented annular structural member as claimed in any one of claims 1 to 6, wherein the two first milling systems arranged on two opposite sides of the annular positioning tool are respectively provided with different milling cutters and drilling cutters; two second milling systems arranged on the other two opposite sides of the annular positioning tool are respectively provided with different milling cutters and drilling cutters.
8. A method of processing a segmented annular structural member, comprising the apparatus of any one of claims 1 to 6, the processing steps comprising:
s1, placing the blocks of the annular structural member on an arc positioning tool, wherein the inner arc plate and the outer arc plate of each block are respectively in contact with a first arc plate and a second arc plate of the arc positioning tool in an attaching manner, the left vertical connecting plate and the right vertical connecting plate of each block are respectively in contact with two supporting plates of the arc positioning tool in an attaching manner, the upper transverse connecting plate and the lower transverse connecting plate are locked through a first positioning block, the axial position of each block is determined, the left vertical connecting plate and the right vertical connecting plate are locked through a second positioning block, and the annular position of each block is determined;
s2, respectively installing a milling cutter and a drilling cutter on the first milling systems on the left side and the right side of the arc positioning tool, and respectively installing a milling cutter and a drilling cutter on the second milling systems on the front side and the rear side of the arc positioning tool; the milling systems on the front, rear, left and right sides of the arc-shaped positioning tool simultaneously process the left and right vertical connecting plates and the upper and lower transverse connecting plates which are partitioned; the position of a cutter of the milling system is adjusted through a vertical lifting mechanism so as to cover the processing range of the whole left and right vertical connecting plates and the whole upper and lower transverse connecting plates; meanwhile, the annular positioning tool and the blocks are driven to rotate 180 degrees by the horizontal rotating mechanism; and processing the left vertical connecting plate and the right vertical connecting plate of the oppositely arranged first milling system exchange block, and processing the upper transverse connecting plate and the lower transverse connecting plate of the oppositely arranged second milling system exchange block.
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| CN201911056833.9A CN110640472A (en) | 2019-10-31 | 2019-10-31 | Machining device and machining method for segmented annular structural part |
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| CN201911056833.9A CN110640472A (en) | 2019-10-31 | 2019-10-31 | Machining device and machining method for segmented annular structural part |
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| Publication number | Priority date | Publication date | Assignee | Title |
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