CN110866301A - Modeling method for curve shield interval - Google Patents
Modeling method for curve shield interval Download PDFInfo
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- CN110866301A CN110866301A CN201911149404.6A CN201911149404A CN110866301A CN 110866301 A CN110866301 A CN 110866301A CN 201911149404 A CN201911149404 A CN 201911149404A CN 110866301 A CN110866301 A CN 110866301A
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
Abstract
The invention discloses a modeling method of a curve shield interval, which comprises the following steps: constructing a general ring segment model in BIM modeling software Revit, wherein a wedge-shaped amount is formed between a segment assembling A surface and a segment assembling B surface; leading the general ring pipe piece model into SolidWorks software; constructing an auxiliary assembling axis control A ring on a segment assembling A surface and constructing an auxiliary assembling axis control B ring on a segment assembling B surface; axis control A ring is assembled through the supplementary of assembling a ring of general ring section of jurisdiction model and another ring of general ring section of jurisdiction model is assembled the axis control B ring and is carried out concentric cooperation to make the section of jurisdiction assemble A face and section of jurisdiction and assemble the preliminary coincidence of B face, and then make the section of jurisdiction assemble A face and section of jurisdiction assemble the accurate coincidence of B face through rotatory general ring section of jurisdiction model, thereby accomplish the accurate of two rings of general ring section of jurisdiction models and assemble, accomplish the accurate of the general ring section of jurisdiction models of multiple rings with this mode and assemble, the construction obtains the model that the curve shield is regional.
Description
Technical Field
The invention relates to the technical field of shield tunnel segment construction, in particular to a modeling method of a curve shield interval.
Background
In the shield construction, general ring section of jurisdiction all adopts a general lining cutting section of jurisdiction in the shield interval of straightway, left turn and the section of turning right, and the ring both sides face of general ring has certain wedge volume, with the butt joint of the wedge face of general ring head and the tail, uses the wedge contact surface as the rotation plane afterwards, general ring wedge face normal direction axis of ordinates as the rotation axis, orderly rotatory general ring section of jurisdiction. Through the rotation of section of jurisdiction for the section of jurisdiction contained angle of end to end butt joint has produced the change, requires to adjust the rotational position according to concrete linear shape, thereby realizes that any curve form or straight line homoenergetic has adopted general ring to arrange in a tunnel interval, in order to reach the purpose of line fitting and rectifying. The conventional linear control is only checked in a two-dimensional chart and data, the linear state is difficult to judge visually, and the segment wedge amount is usually only 10-20mm, and the segment size reaches 4000-10000mm, so that the segment model cannot be assembled accurately in the conventional BIM modeling software, and meanwhile, the linear three-dimensional model is difficult to establish.
Disclosure of Invention
The invention provides a modeling method of a curved shield interval, which aims to solve the technical problem that the existing modeling method cannot assemble a model of the curved shield interval due to the fact that a segment model cannot be assembled.
According to one aspect of the invention, a modeling method of a curve shield interval is provided, wherein the curve shield interval is formed by assembling multiple ring universal ring segments, and the modeling method is characterized by comprising the following steps: constructing a universal ring segment model in BIM modeling software Revit, wherein the end surfaces of two ends of the universal ring segment model are a segment assembling A surface and a segment assembling B surface respectively, and a wedge-shaped amount is formed between the segment assembling A surface and the segment assembling B surface; leading the general ring pipe piece model into SolidWorks software; constructing an auxiliary assembling axis control A ring on the segment assembling A surface, wherein the auxiliary assembling axis control A ring is vertical to the segment assembling A surface, and constructing an auxiliary assembling axis control B ring on the segment assembling B surface, wherein the auxiliary assembling axis control B ring is vertical to the segment assembling B surface; a face is assembled with the section of jurisdiction of another ring of general ring section of jurisdiction model through the section of jurisdiction of will a ring of general ring section of jurisdiction model and B face preliminary coincidence is assembled to the section of jurisdiction of another ring of general ring section of jurisdiction model to assemble axis control A ring with the supplementary of another ring of general ring section of jurisdiction model and assemble axis control B ring and carry out concentric cooperation, and then make the section of jurisdiction assemble A face and assemble the accurate coincidence of B face with the section of jurisdiction through rotatory general ring section of jurisdiction model, thereby accomplish the accurate of two rings of general ring section of jurisdiction models and assemble, accomplish the accurate of the general ring section of jurisdiction models of multiple rings with this mode and assemble.
Further, a universal ring segment model is established in BIM modeling software Revit, and the method comprises the following steps: the general ring segment model is formed by assembling a plurality of block segment models, each block segment model comprises a capping segment K, two adjacent segment segments L1, L2 and three standard segment segments B1, B2 and B3, a plurality of block segment models are sequentially built in BIM modeling software Revit, and the plurality of block segment models are assembled into the whole model of the general ring segment.
Furthermore, the wedge-shaped amount between the segment assembling surface A and the segment assembling surface B is 30-40 mm, and the radial size of the universal annular segment model is 4000-10000 mm.
Further, the model of the curve shield interval is obtained by splicing and constructing the multi-ring universal ring pipe piece model, and the method comprises the following steps: the multi-ring universal ring segment model sequentially comprises a first universal ring segment model, a second universal ring segment model, … and an Nth universal ring segment model along the extension direction of a curve shield interval, wherein a segment assembling A surface of the first universal ring segment model is preliminarily coincided with a segment assembling B surface of the second universal ring segment model, and an auxiliary assembling axis control B ring of the first universal ring segment model is concentrically matched with an auxiliary assembling axis control A ring of the second universal ring segment model, so that the central axes of the auxiliary assembling axis control B ring of the first universal ring segment model and the auxiliary assembling axis control A ring of the second universal ring segment model are coincided; rotating the first universal ring segment model and/or the second universal ring segment model around the central axis of the auxiliary assembling axis control ring A and the auxiliary assembling axis control ring B until a segment assembling surface B of the first universal ring segment model and a segment assembling surface A of the second universal ring segment model are accurately superposed, so that the assembling of the first universal ring segment model and the second universal ring segment model is completed; in the same way, the first general ring segment model, the second general ring segment model, … and the Nth general ring segment model are spliced into a model of the curve shield interval.
Further, the segment assembly A surface of the first general ring segment model and the segment assembly B surface of the second general ring segment model are preliminarily coincided, and the method comprises the following steps: assembling the segment assembly B surface of the first universal ring segment model and the segment assembly A surface of the second universal ring segment model on the same plane, and translating the first universal ring segment model and/or the second universal ring segment model in the plane to ensure that the segment assembly B surface of the first universal ring segment model and the segment assembly A surface of the second universal ring segment model are preliminarily coincided.
Further, after the general ring segment model is imported into the SolidWorks software, the method further comprises the following steps: according to the quantity and the distribution included angle of the assembly point positions of the general ring duct piece, a plurality of auxiliary assembly point position fixing rings are constructed at two ends of the outer ring surface of the general ring duct piece model, and the end surfaces of the auxiliary assembly point position fixing rings at the two ends are respectively parallel to the duct piece assembly A surface and the duct piece assembly B surface.
Furthermore, ten auxiliary assembling point position fixing rings are uniformly distributed on the outer ring surface of the universal ring segment model along the circumferential direction, and the distribution included angle is 36 degrees.
Further, after the auxiliary assembling axis control B ring of the first general ring segment model and the auxiliary assembling axis control A ring of the second general ring segment model are concentrically matched, the method further comprises the following steps: according to the auxiliary assembling point position fixing ring on the first general ring duct piece model and the auxiliary assembling point position fixing ring on the second general ring duct piece model, the first general ring duct piece model and/or the second general ring duct piece model rotate around the central axis of the auxiliary assembling axis control A ring and the auxiliary assembling axis control B ring, so that the auxiliary assembling point position fixing rings on the first general ring duct piece model and the second general ring duct piece model are overlapped, and the two-ring general ring duct piece model is kept in a fixed state.
Further, after the model of the curve shield zone is constructed, the method also comprises the following steps: and guiding the shield design axis into SolidWorks software, adjusting the view angle into a plane overlooking angle, and observing the deviation between the axis of the curve shield interval model and the shield design axis.
And further, determining the type selection of the subsequent universal ring segment according to the deviation between the axis of the observation curve shield interval model and the shield design axis.
The invention has the following beneficial effects:
the invention relates to a modeling method of a curve shield interval, which comprises the steps of firstly, constructing a general ring segment model in BIM modeling software Revit, wherein the end surfaces of the two ends of the general ring segment model are a segment assembling A surface and a segment assembling B surface respectively, a wedge-shaped amount is arranged between the segment assembling A surface and the segment assembling B surface, then, guiding the general ring segment model into SolidWorks software, utilizing the characteristic of high modeling precision of the SolidWorks software, but because the SolidWorks software can not directly assemble two ring general ring segment models with the wedge-shaped amount, constructing an auxiliary assembling axis control A ring on the segment assembling A surface and enabling the auxiliary assembling axis control A ring to be vertical to the segment assembling A surface, constructing an auxiliary assembling axis control B ring on the segment assembling B surface and enabling the auxiliary assembling axis control B ring to be vertical to the segment assembling B surface, preliminarily overlapping the segment A surface of the segment assembling ring segment model with the segment B surface of the other ring general ring segment model, and the auxiliary assembling axis control A ring is concentrically matched with an auxiliary assembling axis control B ring of another ring of general ring segment model, and then the segment assembling A surface and the segment assembling B surface are accurately coincided by rotating the general ring segment model, so that a model of a curve shield region is constructed.
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 flow chart of a method for modeling a curvilinear shield interval according to a preferred embodiment of the present invention;
fig. 2 is a schematic structural view of a universal ring segment model according to a preferred embodiment of the present invention.
Illustration of the drawings:
1. a universal ring segment model; 11. assembling the segment A surface; 2. the auxiliary assembling axis controls the A ring; 3. the auxiliary assembling axis controls the B ring; 4. supplementary fixed ring of position of assembling.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the accompanying drawings, but the invention can be embodied in many different forms, which are defined and covered by the following description.
FIG. 1 is a schematic flow chart of a method for modeling a curvilinear shield interval according to a preferred embodiment of the present invention; fig. 2 is a schematic structural view of a universal ring segment model according to a preferred embodiment of the present invention.
As shown in fig. 1, the modeling method for a curved shield zone according to the present embodiment, in which the curved shield zone is formed by assembling multiple ring segments, includes the following steps: constructing a universal ring segment model 1 in BIM modeling software Revit, wherein the end surfaces of two ends of the universal ring segment model 1 are a segment assembly A surface 11 and a segment assembly B surface respectively, and a wedge-shaped amount is formed between the segment assembly A surface 11 and the segment assembly B surface; leading the general ring segment model 1 into SolidWorks software; constructing an auxiliary assembling axis control A ring 2 on a segment assembling A surface 11, wherein the auxiliary assembling axis control A ring 2 is vertical to the segment assembling A surface 11, and constructing an auxiliary assembling axis control B ring 3 on a segment assembling B surface, wherein the auxiliary assembling axis control B ring 3 is vertical to the segment assembling B surface; assemble A face and another ring general ring section of jurisdiction model 1's section of jurisdiction through the section of jurisdiction with a ring general ring section of jurisdiction model 1 and assemble B face preliminary coincidence, and assemble axis control A ring 2 and another ring general ring section of jurisdiction model 1's supplementary axis control B ring 3 and carry out concentric cooperation with supplementary, and then assemble A face 11 and assemble B face exact coincidence with the section of jurisdiction through rotatory general ring section of jurisdiction model 1 messenger's section of jurisdiction, thereby accomplish the accurate of two rings general ring section of jurisdiction models 1 and assemble, accomplish the accurate of the general ring section of jurisdiction model 1 of multiple ring with this mode and assemble, the construction obtains the regional model of curve shield. The modeling method of the curve shield interval of the invention comprises the steps of firstly, constructing a general ring segment model 1 in BIM modeling software Revit, wherein the end surfaces of the two ends of the general ring segment model 1 are a segment assembling A surface 11 and a segment assembling B surface respectively, a wedge-shaped amount is arranged between the segment assembling A surface 11 and the segment assembling B surface, then guiding the general ring segment model 1 into SolidWorks software, utilizing the characteristic of high modeling precision of the SolidWorks software, but because the SolidWorks software can not directly assemble the two-ring general ring segment model 1 with the wedge-shaped amount, constructing an auxiliary assembling axis control A ring 2 on the segment assembling A surface 11 and the auxiliary assembling axis control A ring 2 vertical to the segment assembling A surface 11, constructing an auxiliary assembling axis control B ring 3 on the segment assembling B surface and the auxiliary assembling axis control B ring 3 vertical to the segment assembling B surface, and precisely coinciding the segment A surface 11 and the segment B surface by rotating the general ring model, thereby constructing and obtaining a model of the curve shield interval.
The method for establishing the universal ring segment model 1 in the BIM modeling software Revit comprises the following steps: general ring section of jurisdiction model 1 is assembled by a plurality of cubic section of jurisdiction models and forms, and cubic section of jurisdiction model includes a capping piece section of jurisdiction K, two blocks of adjacency piece section of jurisdiction L1, L2 and three standard block section of jurisdiction B1, B2, B3 section of jurisdiction, builds a plurality of cubic section of jurisdiction models in proper order in BIM modeling software Revit, assembles into the whole model of general ring section of jurisdiction with a plurality of cubic section of jurisdiction models. The method for constructing the block-shaped duct piece model in the BIM modeling software Revit comprises the following steps: setting a family tool environment and importing a contour; creating a block-shaped duct piece model; and (6) refining. And (3) carrying out refining treatment on the massive segment model by utilizing hollowing, lofting and fusion, wherein the refining treatment comprises the establishment of hoisting holes and bolt holes. In this embodiment, it also includes simplifying the general ring segment model 1, integrating two adjacent block segments L1, L2 and three standard block segments B1, B2, B3 into a whole, and assembling with the back cover block segment K to form a ring.
The wedge-shaped amount between the segment assembly A surface 11 and the segment assembly B surface is 30-40 mm, and the radial size of the universal annular segment model 1 is 4000-10000 mm. If the segment assembling A surface 11 of one ring of universal ring segment model 1 and the segment assembling B surface of the other ring of universal ring segment model 1 are assembled directly, the segment assembling A surface 11 of one ring of universal ring segment model 1 and the segment assembling B surface of the other ring of universal ring segment model 1 cannot be accurately superposed, so that the difference between a curve shield interval model formed by assembling the multi-ring universal ring segment model 1 and a curve shield interval of field shield construction is larger, and the field shield construction linearity cannot be controlled according to the deviation between the axis of the curve shield interval model and the shield design axis. In this embodiment, through constructing the auxiliary assembly axis control A ring 2 and the auxiliary assembly axis control A ring 2 perpendicular to the segment assembly A face 11 on the segment assembly A face 11, constructing the auxiliary assembly axis control B ring 3 and the auxiliary assembly axis control B ring 3 perpendicular to the segment assembly B face on the segment assembly B face, the auxiliary assembly axis control A ring 2 and the auxiliary assembly axis control B ring 3 are both cylindrical rings, so concentric cooperation can be performed through SolidWorks software, thereby the multi-ring general-ring segment model 1 is assembled through the auxiliary effects of the auxiliary assembly axis control A ring 2 and the auxiliary assembly axis control B ring 3, and the segment assembly A face 11 and the segment assembly B face of the adjacent two-ring general-ring segment model 1 are accurately coincided.
Assembling and constructing the multi-ring general ring segment model 1 to obtain a model of a curve shield interval, and the method comprises the following steps: the multi-ring universal ring segment model 1 sequentially comprises a first universal ring segment model 1, a second universal ring segment model 1, … and an Nth universal ring segment model 1 along the extension direction of a curve shield interval, wherein a segment assembling A surface of the first universal ring segment model 1 is preliminarily coincided with a segment assembling B surface of the second universal ring segment model 1, and an auxiliary assembling axis control B ring 3 of the first universal ring segment model 1 is concentrically matched with an auxiliary assembling axis control A ring 2 of the second universal ring segment model 1, so that the auxiliary assembling axis control B ring 3 of the first universal ring segment model 1 is coincided with the central axis of the auxiliary assembling axis control A ring 2 of the second universal ring segment model 1; rotating the first universal ring segment model 1 and/or the second universal ring segment model 1 around the central axis of the auxiliary assembling axis control A ring 2 and the auxiliary assembling axis control B ring 3 until a segment assembling B surface of the first universal ring segment model 1 is accurately superposed with a segment assembling A surface 11 of the second universal ring segment model 1, so that the assembling of the first universal ring segment model 1 and the second universal ring segment model 1 is completed; in the same way, the first general ring segment model 1, the second general ring segment model 1, … and the Nth general ring segment model 1 are spliced into a model of a curve shield interval.
A surface is assembled to the section of jurisdiction of first general ring section of jurisdiction model 1 and B surface preliminary coincidence is assembled to the section of jurisdiction of the general ring section of jurisdiction model 1 of second ring, including following step: assembling the segment assembly B surface of the first universal ring segment model 1 and the segment assembly A surface 11 of the second universal ring segment model 1 on the same plane, and translating the first universal ring segment model 1 and/or the second universal ring segment model 1 in the plane to ensure that the segment assembly B surface of the first universal ring segment model 1 and the segment assembly A surface 11 of the second universal ring segment model 1 are preliminarily coincided.
After the general ring segment model 1 is introduced into the SolidWorks software, the method further comprises the following steps: according to the quantity and the distribution contained angle of the position location of assembling of general ring section of jurisdiction, all construct a plurality of supplementary solid fixed rings 4 of position location of assembling at both ends on the outer anchor ring of general ring section of jurisdiction model 1, and the supplementary terminal surface of assembling the solid fixed ring 4 of position location at both ends is assembled with the section of jurisdiction respectively and is assembled A face 11 and section of jurisdiction and assemble B face and parallel. Ten auxiliary assembling point position fixing rings 4 are uniformly distributed on the outer annular surface of the universal annular duct piece model 1 along the circumferential direction, and the distribution included angle is 36 degrees.
The segment assembling B surface of the first general ring segment model 1 and the segment assembling A surface 11 of the second general ring segment model 1 are accurately superposed, and the method comprises the following steps: according to the auxiliary assembling of the point fixing ring 4 on the first general ring segment model and the auxiliary assembling of the point fixing ring 4 on the second general ring segment model, the first general ring segment model and/or the second general ring segment model rotate around the central axis of the auxiliary assembling axis control A ring 2 and the auxiliary assembling axis control B ring 3, so that the auxiliary assembling point fixing ring 4 on the first general ring segment model and the second general ring segment model are overlapped, and the two-ring general ring segment model is kept in a fixed state.
After the model of the curve shield interval is constructed, the method also comprises the following steps: and guiding the shield design axis into SolidWorks software, adjusting the view angle into a plane overlooking angle, and observing the deviation between the axis of the curve shield interval model and the shield design axis. And determining the type selection of the subsequent universal ring segment according to the deviation between the axis of the observation curve shield interval model and the shield design axis. If the axis of the curve shield interval model is deviated to the left relative to the shield design axis, selecting the universal ring segment with the deviated right assembling point position as the next universal ring segment, and if the axis of the curve shield interval model is deviated to the right relative to the shield design axis, selecting the universal ring segment with the deviated left assembling point position as the next universal ring segment, thereby reducing the deviation between the axis of the shield tunnel actually constructed and the design axis.
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 (10)
1. A modeling method for a curve shield interval is characterized by comprising the following steps:
constructing a universal ring segment model (1) in BIM modeling software Revit, wherein the end surfaces of two ends of the universal ring segment model (1) are a segment assembly A surface (11) and a segment assembly B surface respectively, and a wedge-shaped amount is formed between the segment assembly A surface (11) and the segment assembly B surface;
introducing the general ring segment model (1) into SolidWorks software;
constructing an auxiliary assembling axis control A ring (2) on the segment assembling A surface (11), wherein the auxiliary assembling axis control A ring (2) is vertical to the segment assembling A surface (11), and constructing an auxiliary assembling axis control B ring (3) on the segment assembling B surface, and the auxiliary assembling axis control B ring (3) is vertical to the segment assembling B surface;
a face is assembled with the section of jurisdiction of another ring general ring section of jurisdiction model (1) through the section of jurisdiction of a ring general ring section of jurisdiction model (1) and B face is assembled and is preliminarily coincided, and assemble axis control A ring (2) with the supplementary axis control B ring (3) of assembling of another ring general ring section of jurisdiction model (1) with supplementary and carry out concentric cooperation, and then make the section of jurisdiction assemble A face (11) and the section of jurisdiction is assembled the accurate coincidence of B face through rotatory general ring section of jurisdiction model (1), thereby accomplish the accurate of two rings general ring section of jurisdiction models (1) and assemble, accomplish the accurate of the general ring section of jurisdiction model of multiple rings with this mode and assemble, the model that the construction obtained the section of curve shield.
2. The modeling method of the curved shield segment according to claim 1, wherein the building of the universal segment model (1) in the BIM modeling software Revit comprises the following steps:
general ring section of jurisdiction model (1) is assembled by a plurality of cubic section of jurisdiction models and is formed, and cubic section of jurisdiction model includes a capping piece section of jurisdiction K, two block section of jurisdiction L1, L2 and three standard block section of jurisdiction B1, B2, B3 section of jurisdiction, builds a plurality of cubic section of jurisdiction models in proper order in BIM modeling software Revit, assembles into the whole model of general ring section of jurisdiction with a plurality of cubic section of jurisdiction models.
3. The method of modeling a curvilinear shield interval according to claim 1,
the wedge-shaped amount between the segment assembling A surface (11) and the segment assembling B surface is 30-40 mm,
the radial dimension of the universal ring segment model (1) is 4000mm-10000 mm.
4. The modeling method of the curved shield interval according to claim 1, wherein the model of the curved shield interval is obtained by assembling and constructing a multi-ring general ring segment model (1), and comprises the following steps:
the multi-ring universal ring segment model (1) is sequentially a first universal ring segment model (1), a second universal ring segment model (1), … and an Nth universal ring segment model (1) along the extension direction of a curve shield interval, a segment assembling A surface of the first universal ring segment model (1) is preliminarily coincided with a segment assembling B surface of the second universal ring segment model (1), and an auxiliary assembling axis control B ring (3) of the first universal ring segment model (1) is concentrically matched with an auxiliary assembling axis control A ring (2) of the second universal ring segment model (1), so that the auxiliary assembling axis control B ring (3) of the first universal ring segment model (1) is coincided with the central axis of the auxiliary assembling axis control A ring (2) of the second universal ring segment model (1);
rotating the first universal ring segment model (1) and/or the second universal ring segment model (1) around the central axis of the auxiliary assembling axis control A ring (2) and the auxiliary assembling axis control B ring (3) until a segment assembling B surface of the first universal ring segment model (1) and a segment assembling A surface (11) of the second universal ring segment model (1) are accurately superposed, so that the assembling of the first universal ring segment model (1) and the second universal ring segment model (1) is completed;
in the same way, the first universal ring segment model (1), the second universal ring segment model (1), … and the Nth universal ring segment model (1) are spliced into a model of a curve shield interval.
5. The modeling method of the curved shield segment according to claim 4, wherein the segment assembly A surface of the first general-purpose ring segment model (1) is preliminarily coincident with the segment assembly B surface of the second general-purpose ring segment model (1), and the modeling method comprises the following steps:
a segment assembling B surface of a first general ring segment model (1) and a segment assembling A surface (11) of a second general ring segment model (1) are attached to the same plane, and the segment assembling B surface of the first general ring segment model (1) and the segment assembling A surface (11) of the second general ring segment model (1) are enabled to be preliminarily coincided by translating the first general ring segment model (1) and/or the second general ring segment model (1) in the plane.
6. The modeling method of the curved shield segment according to claim 4, characterized in that after the general ring segment model (1) is imported into SolidWorks software, the method further comprises the following steps:
according to the quantity and the distribution included angle of the assembly point positions of the general ring segment, a plurality of auxiliary assembly point position fixing rings (4) are constructed at two ends of the outer ring surface of the general ring segment model (1), and the end surfaces of the auxiliary assembly point position fixing rings (4) at the two ends are respectively parallel to an assembly A surface (11) of the segment and an assembly B surface of the segment.
7. The method of modeling a curvilinear shield interval according to claim 6,
ten auxiliary assembling point position fixing rings (4) are uniformly distributed on the outer annular surface of the universal ring segment model (1) along the circumferential direction, and the distribution included angle is 36 degrees.
8. The modeling method of the curved shield segment according to claim 6, wherein the segment assembly B surface of the first general ring segment model (1) is exactly coincident with the segment assembly A surface (11) of the second general ring segment model (1), comprising the steps of:
according to the auxiliary assembling of the point fixing ring (4) on the first general ring duct piece model (1) and the auxiliary assembling of the point fixing ring (4) on the second general ring duct piece model (1), the first general ring duct piece model (1) and/or the second general ring duct piece model (1) rotate around the central axis of the auxiliary assembling axis control A ring (2) and the auxiliary assembling axis control B ring (3), so that the auxiliary assembling of the point fixing ring (4) on the first general ring duct piece model (1) and the second general ring duct piece model (2) are overlapped, and the two-ring general ring duct piece model is kept in a fixed state.
9. The method for modeling a curved shield interval according to claim 7, further comprising the following steps after the model for the curved shield interval is constructed:
and guiding the shield design axis into SolidWorks software, adjusting the view angle into a plane overlooking angle, and observing the deviation between the axis of the curve shield interval model and the shield design axis.
10. The method of modeling a curvilinear shield interval according to claim 9,
and determining the type selection of the subsequent universal ring segment according to the deviation between the axis of the observation curve shield interval model and the shield design axis.
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| CN110866301B (en) | 2023-10-13 |
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