CN113369549A - Large-scale flange terminal surface field machining intelligence lathe - Google Patents

Large-scale flange terminal surface field machining intelligence lathe Download PDF

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Publication number
CN113369549A
CN113369549A CN202110679019.3A CN202110679019A CN113369549A CN 113369549 A CN113369549 A CN 113369549A CN 202110679019 A CN202110679019 A CN 202110679019A CN 113369549 A CN113369549 A CN 113369549A
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China
Prior art keywords
machine tool
machining
flange
support arm
cutter
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CN202110679019.3A
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CN113369549B (en
Inventor
宋永欣
姜昊良
崔兴晨
常卉
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Dalian Maritime University
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Dalian Maritime University
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23CMILLING
    • B23C3/00Milling particular work; Special milling operations; Machines therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q15/00Automatic control or regulation of feed movement, cutting velocity or position of tool or work
    • B23Q15/20Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
    • B23Q15/22Control or regulation of position of tool or workpiece
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q17/00Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/20Arrangements for observing, indicating or measuring on machine tools for indicating or measuring workpiece characteristics, e.g. contour, dimension, hardness
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q17/00Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/24Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q17/00Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/24Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves
    • B23Q17/2409Arrangements for indirect observation of the working space using image recording means, e.g. a camera

Abstract

The invention provides a large flange end face on-site processing intelligent machine tool, wherein the machine tool is fixed on a processing platform, the processing platform is connected with a flange, and the machine tool comprises: the device comprises a base system, a spiral arm system, a collimation and leveling system, a machine vision sensor and a cutter system; wherein: the spiral arm system comprises a rotary support arm, a rotary shaft, a hydraulic power device, a hydraulic rod, a support wheel and a connecting box; the base system comprises a leveling base and a machine tool base; the collimation and leveling system comprises a laser collimator host and a collimator target; the machine vision sensor comprises an industrial camera and a line structured light laser; the cutter system comprises a milling cutter and a cutter box; the leveling base is connected with the rotary supporting arm through a rotary shaft; the rotary support arm is sequentially connected with the laser collimator host, the hydraulic power device, the connecting box, the cutter box and the collimator target from the rotary center to the tail end; the lower part of the connecting box is sequentially connected with a hydraulic rod and a supporting wheel; the lower part of the cutter box is connected with a milling cutter, and one side surface of the cutter box is connected with a machine vision sensor.

Description

Large-scale flange terminal surface field machining intelligence lathe
Technical Field
The invention relates to the technical field of machining, in particular to an intelligent machine tool for on-site machining of an end face of a large flange.
Background
With the development of major infrastructure and national defense industry in China, the application of the super-large member is increasingly wide in the industries of aviation, ships, hydropower, nuclear power, wind power, offshore platforms, and large scientific facilities such as wind tunnels, nuclear fusion devices, spallation neutron sources and the like. The flanges used for connection and sealing in the large workpieces have the characteristics of large size, heavy weight, high machining precision requirement, difficulty in moving and the like, and are difficult points and research hotspots in the manufacturing and machining fields.
The processing method of the prior oversized member can be roughly divided into an integral processing method, a sectional manufacturing method and a combined method of sectional processing and integral manufacturing. Wherein:
the integral processing method is to carry out on-site integral processing on the integrally manufactured or welded large flange by adopting a special machine tool, has the outstanding advantages of high processing precision, wide applicability and the like, and is the best choice for ensuring the processing quality of the large flange. However, the conventional machining process usually adopts a rotary frame structure to machine the end face of a large flange structural member, a two-axis machine tool is fixed at the tail end of the frame, the machine tool is kept to feed along the circumferential direction of the flange by adjusting the coincidence of the truss rotation center and the flange center, and the flange is milled, ground and polished. The equipment has the advantages of high installation and adjustment difficulty, low automation degree and poor overall reliability. In addition, the gap existing in the central shaft of the rotary arm is enlarged along with the increase of the length of the rotary arm, and the processing precision is seriously influenced.
The processing precision of the segmented manufacturing method is difficult to guarantee and the reliability is low. In addition, due to the influence of welding thermal deformation and the like, the flatness of the end face of the flange is poor, and the air tightness is not easy to guarantee.
The large flange is respectively machined section by using a movable small machine tool through a sectional machining and integral manufacturing combined method, the method is very dependent on measurement accuracy, but is limited by the size of the machine tool, the machining area is limited, and the upper surface area of the large flange is difficult to machine.
In summary, with the application of various large-scale equipment at present, the diameter of the flange to be machined is continuously increased, and the existing equipment and process cannot meet the current machining requirement in the aspect of machining precision.
Disclosure of Invention
According to the technical problems, the invention provides an intelligent machine tool for on-site machining of the end face of a large flange. The technical means adopted by the invention are as follows:
the utility model provides a large-scale flange terminal surface field machining intelligence lathe, includes: the device comprises a base system, a spiral arm system, a collimation and leveling system, a machine vision measuring system and a cutter system; wherein:
the spiral arm system comprises a rotary support arm, a rotary shaft, a hydraulic power device, a hydraulic rod, a support wheel and a connecting box;
the base system comprises a leveling base and a machine tool base;
the collimation leveling system comprises a laser collimator host and a collimator target;
the machine vision measuring system is a machine vision sensor;
the cutter system comprises a milling cutter and a cutter box;
the leveling base is connected with the rotating support arm through the rotating shaft; the rotary support arm is sequentially connected with the laser collimator host, the hydraulic power device, the connecting box, the cutter box and the collimator target from a rotary center to the tail end; the lower part of the connecting box is sequentially connected with the hydraulic rod and the supporting wheel; the lower part of cutter case is connected the milling cutter, a side of cutter case is connected the machine vision sensor.
Furthermore, the large flange end face field processing intelligent machine tool is fixedly installed on a processing platform, and the processing platform is connected with the flange.
Further, the collimation leveling system is used for controlling the lifting of the hydraulic rod; the hydraulic rod can stretch and adjust the height of the supporting wheel, when the rotating support arm deviates, the laser collimator host generates a deviation signal, the hydraulic power device is started through the processing of an upper computer, and the height of the hydraulic rod is adjusted to enable the rotating support arm to be horizontal;
the laser collimator host is arranged right above the rotating center of the rotating support arm, and laser emitted by the laser collimator host does not generate an offset signal under the leveling state of the rotating support arm;
further, the collimation leveling system is connected with an upper computer, and the upper computer controls the lifting of the supporting wheels according to signal data acquired by the collimation leveling system before and during machining, and the method specifically comprises the following steps:
before processing, the upper computer controls the collimation leveling system to rotate for a circle along with the rotary support arm (1), signal data of the collimation leveling system rotating for a circle are recorded, and the support wheel (7) makes a lifting plan in advance according to the signal data;
when in processing, the collimation and leveling system generates signals in real time, and the upper computer finely adjusts the supporting wheel executing the lifting planning in real time according to the real-time signals.
Further, the visual field range of the machine vision sensor is a flange processed area and comprises a line structured light laser and an industrial camera; the industrial camera is vertically placed, and the lower end of the industrial camera is provided with a camera hole; the line structured light laser is placed at a certain angle with the vertical direction, and the lower end of the line structured light laser is provided with a laser hole.
Further, the machine vision sensor is connected with an upper computer and used for analyzing the condition of the flange end face in the machining process in real time according to the scanning result.
Furthermore, four corners of the machine tool base are respectively connected with four height-adjusting feet for adjusting the levelness of the machine tool base.
Furthermore, the inside of the machine tool base is also provided with a rotary driving device for driving the rotating shaft to rotate so as to drive the rotating support arm to rotate.
Furthermore, the rotary support arm is also provided with a section of slide rail connected with the cutter box, and the slide rail is used for controlling the cutter box to keep radial movement with high straightness.
Further, the tool box is used for precisely controlling the vertical feeding and circumferential rotation of the milling cutter.
Compared with the prior art, the invention has the following advantages:
1. according to the intelligent machine tool for the field processing of the end face of the large flange, the collimation and leveling system can directly measure the horizontal condition of the rotary support arm in real time, the upper computer receives signals of the laser collimator host, and the signals are processed and sent out to control the lifting of the support wheel, so that the rotary support arm is always kept horizontal, the processing range of the machine tool is greatly enlarged, and meanwhile, the processing quality is improved.
2. According to the intelligent machine tool for the on-site machining of the end face of the large flange, the collimation leveling system performs pre-scanning before machining, the horizontal condition of one circle of rotation of the rotary support arm is recorded, the feedforward control of the lifting of the support wheel in subsequent machining is used, and the machining quality is guaranteed.
3. According to the intelligent machine tool for the on-site machining of the end face of the large flange, the machine vision measuring system can scan the machined flange face in the milling cutter machining process, the flange flatness is measured in real time, the machining efficiency is improved, the surface appearance of the flange can be reconstructed in three dimensions, and the machining result is more visualized.
For the reasons, the invention can be widely popularized in the fields of machining and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a large-scale flange end face on-site machining intelligent machine tool.
Fig. 2 is a schematic diagram of the internal structure of the machine vision sensor of the present invention.
In the figure: 1. rotating the support arm; 2. a rotating shaft; 3. leveling the base; 4. a machine tool base; 5. a hydraulic power unit; 6. a hydraulic lever; 7. a support wheel; 8. a machine vision sensor; 9. milling cutters; 10. a collimator target; 11. a tool box; 12. a slide rail; 13. a connecting box; 14. a laser collimator host; 15. heightening feet; 16. a flange processed area; 17. a processing platform; 18. a laser aperture; 19. a line structured light laser; 20. an industrial camera; 21. a camera hole.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the absence of any contrary indication, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
As shown in fig. 1, the invention provides an intelligent machine tool for on-site machining of large flange end faces, which comprises: the device comprises a base system, a spiral arm system, a collimation and leveling system, a machine vision measuring system and a cutter system; wherein:
the spiral arm system comprises a rotary support arm 1, a rotary shaft 2, a hydraulic power device 5, a hydraulic rod 6, a support wheel 7 and a connecting box 13;
the base system comprises a leveling base 3 and a machine tool base 4;
the collimation and leveling system comprises a laser collimator host 14 and a collimator target 10;
the machine vision measuring system is a machine vision sensor 8;
the cutter system comprises a milling cutter 9 and a cutter box 11;
the leveling base 3 is connected with the rotating support arm 1 through the rotating shaft 2; the rotary support arm 1 is sequentially connected with the laser collimator host 14, the hydraulic power device 5, the connecting box 13, the cutter box 11 and the collimator target 10 from a rotary center to the tail end; the lower part of the connecting box 13 is sequentially connected with the hydraulic rod 6 and the supporting wheel 7; the lower part of the cutter box 11 is connected with the milling cutter 9, and one side surface of the cutter box 11 is connected with the machine vision sensor 8.
In specific implementation, as a preferred embodiment of the present invention, with reference to fig. 1, the intelligent machine tool for field processing of the end surface of the large flange is fixedly installed on the processing platform 17, and the processing platform 17 is connected to the flange.
In specific implementation, as a preferred embodiment of the present invention, the collimation and leveling system is used for controlling the lifting of the hydraulic rod 6; the height of the supporting wheel 7 can be adjusted in a telescopic mode through the hydraulic rod 6, when the rotating support arm 1 deviates, the laser collimator host 14 generates a deviation signal, the hydraulic power device 5 is started through processing of an upper computer, and the height of the hydraulic rod 6 is adjusted to enable the rotating support arm 1 to be horizontal. The laser collimator host 14 is installed right above the rotation center of the rotating arm 1, and laser emitted by the laser collimator host does not generate an offset signal in the leveling state of the rotating arm 1.
In specific implementation, as a preferred embodiment of the present invention, the collimation and leveling system is connected to an upper computer, and the upper computer controls the lifting of the support wheel according to signal data obtained by the collimation and leveling system before and during machining, specifically as follows:
before processing, the upper computer controls the collimation leveling system to rotate for a circle along with the rotary support arm 1, signal data of the collimation leveling system rotating for a circle are recorded, and the support wheel 7 makes a lifting plan in advance according to the signal data, so that the processing quality is improved.
During machining, the collimation and leveling system generates signals in real time, and the upper computer finely adjusts the supporting wheel 7 executing lifting planning in real time according to the real-time signals, so that the machining quality is further improved.
In specific implementation, as a preferred embodiment of the present invention, as shown in fig. 2, the field of view of the machine vision sensor 8 is a flange processed area 16, which includes a line structured light laser 19 and an industrial camera 20; the industrial camera 20 is vertically arranged, and the lower end of the industrial camera is provided with a camera hole 21; the line structured light laser 19 is placed at a certain angle to the vertical direction, and the lower end is provided with a laser hole 18. In this embodiment, the line structured light laser 19 forms an angle of 30 ° with the vertical direction, the industrial camera is a high-pixel, high-frame-number black-and-white area-array industrial camera, and the wavelength of the line structured light laser is 650 nm. When the milling cutter 9 finishes processing the whole flange, the machine vision sensor also finishes scanning the whole flange, the flatness is calculated by the scanned point cloud, the whole flange surface is reconstructed in a three-dimensional mode, and the flange processing result is visually expressed.
In specific implementation, as a preferred embodiment of the present invention, the machine vision sensor 8 is connected to an upper computer, and is configured to analyze, in real time, a condition of the flange end face in the machining process according to a scanning result.
In specific implementation, as a preferred embodiment of the present invention, referring to fig. 1, four corners of the machine tool base 4 are further connected with four height-adjusting feet 15 respectively for adjusting the levelness of the machine tool base 4. In the embodiment, the four height-adjusting feet 15 can be independently adjusted in height, and the machine tool base 4 is locked and fixed after being leveled. Meanwhile, a rotary driving device is further arranged inside the machine tool base 4 and used for driving the rotating shaft 2 to rotate, and then the rotating support arm 1 is driven to rotate.
In a specific implementation, as a preferred embodiment of the present invention, referring to fig. 1, a slide rail 12 connected to the tool box 11 is further disposed on the rotary arm 1 for controlling the tool box 11 to maintain a high degree of linearity of radial movement. The tool box 11 is used for precisely controlling the vertical feeding and circumferential rotation of the milling cutter 9.
The working principle of the intelligent machine tool for the on-site machining of the end face of the large flange is as follows:
the machining platform 17 is attached to the flange before machining and needs to be able to withstand the weight of the machine tool without deforming. The leveling base 3 is installed at the center of the processing platform 17 and is firmly fixed. The machine tool is arranged on the leveling base 3, the machine tool base 4 is connected with the leveling base 3, and the machine tool is leveled through the heightening feet 15 and the level gauge. The milling cutter 9 is mounted on the tool box 11, and the initial machining position of the milling cutter 9 is adjusted. The collimation and leveling system starts to work, the rotary support arm 1 slowly rotates for a circle in advance, and the height of the support wheel 7 is adjusted, so that laser of the laser collimator host 14 is emitted to the center of the collimator target 10. The collimation leveling system records a circle of signals and is used for controlling the lifting of the supporting wheel 7 in formal machining, so that the real-time performance of the system is improved. The milling cutter 9 starts to rotate and the vertical feed is adjusted. The machine vision sensor 8 starts to operate. The rotary support arm 1 starts to rotate, the milling cutter 9 processes the whole flange surface along with the rotation of the rotary support arm, and the machine vision sensor 8 scans the processed flange surface to display the processing condition in real time. When the milling cutter 9 has finished a circle of flange surface, the cutter box 11 is fed radially so that the milling cutter 9 processes the unmachined flange surface. The cycle is repeated until the whole flange surface is processed, and at the moment, the machine vision sensor 8 also finishes the scanning work of the whole flange surface to obtain the flange flatness and the three-dimensional reconstruction model.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. The utility model provides a large-scale flange terminal surface field machining intelligence lathe which characterized in that includes: the device comprises a base system, a spiral arm system, a collimation and leveling system, a machine vision measuring system and a cutter system; wherein:
the swing arm system comprises a rotary support arm (1), a rotary shaft (2), a hydraulic power device (5), a hydraulic rod (6), a support wheel (7) and a connecting box (13);
the base system comprises a leveling base (3) and a machine tool base (4);
the collimation and leveling system comprises a laser collimator host (14) and a collimator target (10);
the machine vision measuring system is a machine vision sensor (8);
the tool system comprises a milling cutter (9) and a tool box (11);
the leveling base (3) is connected with the rotary support arm (1) through the rotary shaft (2); the rotary support arm (1) is sequentially connected with the laser collimator host (14), the hydraulic power device (5), the connecting box (13), the cutter box (11) and the collimator target (10) from a rotary center to the tail end; the lower part of the connecting box (13) is sequentially connected with the hydraulic rod (6) and the supporting wheel (7); the lower part of the cutter box (11) is connected with the milling cutter (9), and one side surface of the cutter box (11) is connected with the machine vision sensor (8).
2. The intelligent large-flange end face on-site machining machine tool is characterized by being fixedly installed on a machining platform (17), and the machining platform (17) is connected with a flange.
3. The intelligent machine tool for on-site machining of the end faces of the large flanges according to claim 1, wherein the collimation and leveling system is used for controlling the lifting of the hydraulic rods (6); the hydraulic rod (6) can telescopically adjust the height of the supporting wheel (7), when the rotating support arm (1) deviates, a deviation signal is generated in the laser collimator host (14), the hydraulic power device (5) is started through processing of an upper computer, and the height of the hydraulic rod (6) is adjusted to enable the rotating support arm (1) to be horizontal;
the laser collimator host (14) is arranged right above the rotation center of the rotating support arm (1), and does not generate offset signals under the leveling state of the rotating support arm (1).
4. The intelligent machine tool for the on-site machining of the end face of the large flange according to claim 3, wherein the collimation leveling system is connected with an upper computer, and the upper computer controls the lifting of the supporting wheel according to signal data obtained by the collimation leveling system before and during machining, and the method comprises the following specific steps:
before processing, the upper computer controls the collimation leveling system to rotate for a circle along with the rotary support arm (1), signal data of the collimation leveling system rotating for a circle are recorded, and the support wheel (7) makes a lifting plan in advance according to the signal data;
when in processing, the collimation and leveling system generates signals in real time, and the upper computer finely adjusts the supporting wheel executing the lifting planning in real time according to the real-time signals.
5. The intelligent large-scale flange end face on-site machining machine tool according to claim 1, characterized in that the visual field range of the machine vision sensor (8) is a flange machined area (16) and comprises a line structured light laser (19) and an industrial camera (20); the industrial camera (20) is vertically arranged, and the lower end of the industrial camera is provided with a camera hole (21); the line structured light laser (19) is placed at a certain angle with the vertical direction, and the lower end is provided with a laser hole (18).
6. The intelligent machine tool for the on-site machining of the end face of the large flange according to claim 4, wherein the machine vision sensor (8) is connected with an upper computer and used for analyzing the condition of the end face of the flange in the machining process in real time according to a scanning result.
7. The intelligent large-flange end face on-site machining machine tool is characterized in that four corners of the machine tool base (4) are respectively connected with four height adjusting feet (15) for adjusting the levelness of the machine tool base (4).
8. The intelligent machine tool for the on-site machining of the end faces of the large flanges according to claim 7, wherein a rotary driving device is further arranged inside the machine tool base (4) and used for driving the rotary shaft (2) to rotate so as to drive the rotary support arm (1) to rotate.
9. The intelligent machine tool for the on-site machining of the end faces of the large flanges according to claim 1, wherein a slide rail (12) connected with the cutter box (11) is further arranged on the rotary support arm (1) and used for controlling the cutter box (11) to keep radial movement with high straightness.
10. Large flange end face on-site machining intelligent machine tool according to claim 1, characterized in that the tool box (11) is used for precisely controlling the vertical feeding and circumferential rotation of the milling cutter (9).
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117564607A (en) * 2024-01-16 2024-02-20 山西双环重工集团有限公司 Repair equipment for large flange waste and large flange processing system
CN117564607B (en) * 2024-01-16 2024-04-26 山西双环重工集团有限公司 Repair equipment for large flange waste and large flange processing system

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