CN113799080A - Leveling device, system and method - Google Patents
Leveling device, system and method Download PDFInfo
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- CN113799080A CN113799080A CN202110925974.0A CN202110925974A CN113799080A CN 113799080 A CN113799080 A CN 113799080A CN 202110925974 A CN202110925974 A CN 202110925974A CN 113799080 A CN113799080 A CN 113799080A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
- B25H1/18—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in inclination
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0461—Welding tables
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Abstract
The invention provides a leveling device, a leveling system and a leveling method, wherein the device comprises: fixed station, mobile station and workstation. The two end parts of the top surface of the fixed table along the X direction are provided with first inclined surfaces or concave arc surfaces, and the far ends of the first inclined surfaces or the concave arc surfaces along the X direction are inclined upwards relative to the near ends of the first inclined surfaces or the concave arc surfaces; two ends of the bottom of the movable table along the X direction of the horizontal plane are respectively abutted against the corresponding first inclined surface or the concave cambered surface and can move up and down on the first inclined surface or the concave cambered surface so as to adjust the levelness of the top surface of the working table along the X direction; the top surface of the mobile station is provided with a second inclined surface or a concave cambered surface at two end parts along the Y direction, and the far end of the second inclined surface or the concave cambered surface along the Y direction inclines upwards relative to the near end of the second inclined surface or the concave cambered surface; the both ends of workstation bottom along horizontal plane Y direction respectively with corresponding second inclined plane or concave cambered surface butt and can reciprocate above that to adjust the levelness of work flush side along the Y direction. The invention has the advantages of simple structure, high adjustment precision, suitability for severe working condition environments and the like.
Description
Technical Field
The invention particularly relates to a leveling device, a leveling system and a leveling method.
Background
In modern production practice, many devices need to maintain the relative level of the worktable when working in a working area, and the requirement of precision is high. The method is influenced by sites and equipment working characteristics, for example, the nuclear production reactor core plugging welding equipment is taken as an example, and the operation surface levelness of the equipment needs to be automatically adjusted at any time according to site change conditions. However, the existing high-precision leveling device has a complex structure, high price and high requirement on the use environment, and is not suitable for complex welding site environments. The leveling device with a simple structure is not high in precision and needs to be adjusted manually, and is not suitable for nuclear structure welding conditions with high requirements on welding precision.
Disclosure of Invention
The invention aims to solve the technical problem of providing a leveling device which has a simple structure and high adjustment precision and is suitable for severe working condition environments, a leveling system with the device and a leveling method of the leveling system aiming at the defects in the prior art.
The technical scheme adopted for solving the technical problem of the invention is as follows:
the invention provides a leveling device, which comprises: the device comprises a fixed table, a movable table and a workbench, wherein the fixed table, the movable table and the workbench are sequentially arranged from bottom to top;
the two end parts of the top surface of the fixed table along the X direction of the horizontal plane are provided with first inclined surfaces or first concave arc surfaces, and the far ends of the first inclined surfaces or the first concave arc surfaces along the X direction are obliquely and upwards arranged relative to the near ends of the first inclined surfaces or the first concave arc surfaces;
the two ends of the bottom of the movable table along the X direction of the horizontal plane are respectively abutted against the corresponding first inclined surface or the first concave cambered surface and can reciprocate along the inclination direction of the corresponding first inclined surface or the radian direction of the first concave cambered surface so as to adjust the levelness of the top surface of the workbench along the X direction;
the top surface of the mobile station is provided with a second inclined surface or a second concave cambered surface at two end parts along the Y direction of the horizontal plane, the far end of the second inclined surface or the second concave cambered surface along the Y direction is obliquely and upwards arranged relative to the near end of the second inclined surface or the second concave cambered surface, and the Y direction is vertical to the X direction;
the bottom of workstation along the both ends of horizontal plane Y direction respectively with corresponding second inclined plane or the concave cambered surface butt of second, and can follow the radian direction reciprocating motion of the inclination direction of corresponding second inclined plane or the concave cambered surface of second, in order to adjust the levelness of workstation top surface along the Y direction.
Optionally, an X-direction driving mechanism and a Y-direction driving mechanism are also included,
the X-direction driving mechanism is arranged between the fixed table and the moving table and used for driving the two end parts of the moving table along the X direction to reciprocate on the corresponding first inclined planes along the inclination directions of the first inclined planes or reciprocate on the corresponding first concave cambered surfaces along the radian directions of the first concave cambered surfaces;
and the Y-direction driving mechanism is arranged between the moving platform and the workbench and used for driving the workbench to reciprocate along the inclination direction of the workbench on the corresponding second inclined plane or along the radian direction of the workbench on the corresponding second concave cambered surface.
Optionally, the fixed table comprises a fixed table body and a plurality of first sliding tables, and the plurality of first sliding tables are respectively arranged at two ends of the top of the first square platform along the X direction;
the first inclined surface or the first concave arc surface is formed on the top surface of the first sliding table at the corresponding end; and/or the presence of a gas in the gas,
the first sliding table is rotatably connected with a plurality of first rolling bodies, the axial directions of the first rolling bodies are arranged along the Y direction, the plurality of first rolling bodies are arranged along the inclination direction of the first inclined surface or the radian direction of the first concave cambered surface, and the circumferential surfaces of the plurality of first rolling bodies are partially contacted with the corresponding end parts of the bottom of the moving table along the X direction of the horizontal plane to form corresponding first inclined surfaces or first concave cambered surfaces;
and/or the presence of a gas in the gas,
the mobile station comprises a mobile station body and a plurality of second sliding tables, the second sliding tables are respectively arranged at two ends of the top of the mobile station body along the Y direction,
the second inclined surface or the second concave arc surface is formed on the top surface of the second sliding table at the corresponding end; and/or the presence of a gas in the gas,
the second slip table is last to rotate and to be connected with a plurality of second rolling elements, the axial of second rolling element is arranged along the X direction, and a plurality of second rolling elements arrange along the inclination direction on second inclined plane or the radian direction of second concave cambered surface, and the periphery of a plurality of second rolling elements and workstation bottom are along the equal partial contact of corresponding tip of horizontal plane Y direction in order to form corresponding second inclined plane or second concave cambered surface.
Optionally, the mobile station further includes a plurality of first sliding blocks, the first sliding blocks are respectively disposed at two ends of the bottom of the mobile station body along the X direction and correspond to the first sliding tables one by one, and bottom surfaces of the first sliding blocks are in fit contact with corresponding first inclined surfaces or first concave arc surfaces;
and/or the presence of a gas in the gas,
the workstation includes workstation body and a plurality of second slider, and this body bottom of workstation is located to a plurality of second sliders branch along the both ends of Y direction and with a plurality of second slip table one-to-one, the bottom surface of second slider and corresponding second inclined plane or the concave cambered surface cooperation contact of second.
Optionally, four first sliding tables are arranged and are respectively arranged at four corners of the top of the first square platform;
the number of the first sliding blocks is four, and the four first sliding blocks are respectively arranged at four corners of the bottom of the mobile station body;
and/or the presence of a gas in the gas,
the four second sliding tables are respectively arranged at four corners of the top of the mobile table body;
the second slider is equipped with four, and four corners of workstation body bottom are located to four second slider branches.
Optionally, a first limiting plate is arranged at a far end of the first sliding table in the Y direction, and the first limiting plate is used for limiting the movement of the corresponding first sliding block in the Y direction when the first sliding table moves on the first sliding table;
and/or the presence of a gas in the gas,
and a second limiting plate is arranged at the far end of the second sliding table along the X direction and is used for limiting the corresponding second sliding block to move along the X direction when moving on the second sliding table.
Optionally, a first guide wheel is rotatably connected to the first limit plate, the axial direction of the first guide wheel is arranged along the Y direction,
the far end of the first slide block along the Y direction extends towards the corresponding first limit plate to form a first guide strip which is arranged along the inclination direction or radian direction of the bottom surface of the first slide block,
the first guide wheels are supported on the corresponding first guide strips;
and/or the presence of a gas in the gas,
a second guide wheel is rotatably connected to the second limiting plate, the axial direction of the second guide wheel is arranged along the X direction,
the far end of the second sliding block along the X direction extends towards the corresponding second limiting plate to form a second guide strip which is arranged along the inclination direction or the radian direction of the bottom surface of the second sliding block,
the second guide wheels are supported on the corresponding second guide bars.
Optionally, still include the primary adjustment mechanism, the primary adjustment mechanism is equipped with four, and four primary adjustment mechanism branches locate the outside in four corners of fixed station, the primary adjustment mechanism links to each other with the fixed station for the relative other corners in corner that the drive fixed station corresponds reciprocates.
Optionally, the initial adjustment mechanism comprises a driving motor, a lead screw, a nut, a base and a force sensor;
the driving motor is connected with the upper end of the screw rod and is used for driving the screw rod to rotate,
the nut is connected with the screw thread of the screw rod and is connected with the corresponding corner of the fixed platform,
the force sensor is arranged on the base and is in threaded connection with the lower end of the screw rod and used for detecting the tension and pressure of the screw rod.
The invention also provides a leveling system, which comprises a level gauge, a control system and the leveling device;
the level gauge is arranged on the top surface of a workbench of the leveling device and is electrically connected with the control system, is used for detecting the levelness of the workbench along the X direction and transmitting a detected X-direction levelness signal to the control system, and is used for detecting the levelness of the workbench along the Y direction and transmitting a detected Y-direction levelness signal to the control system,
the control system is electrically connected with the X-direction driving mechanism and used for controlling the X-direction driving mechanism to act according to the X-direction levelness signal so as to drive the end part of the moving platform along the X direction to slide on the corresponding first inclined surface or the first concave cambered surface until the top surface of the working platform is kept horizontal along the X direction;
the control system is also electrically connected with the Y-direction driving mechanism and used for controlling the Y-direction driving mechanism to act according to the Y-direction levelness signal so as to drive the end part of the workbench along the Y direction to slide on the corresponding second inclined surface or the second concave cambered surface until the top surface of the workbench is kept horizontal along the Y direction.
The invention also provides a leveling method of the leveling system, which comprises the following steps:
the leveller detects the levelness of a workbench of the leveling device along the X direction and transmits a detected X-direction levelness signal to the control system, and the control system controls the X-direction driving mechanism to act according to the X-direction levelness signal so as to drive the end part of the moving platform along the X direction to slide on a corresponding first inclined surface or a corresponding first concave cambered surface until the top surface of the workbench is kept horizontal along the X direction;
the leveller detects the levelness of the workbench of the leveling device along the Y direction and transmits a detected Y-direction levelness signal to the control system, and the control system controls the Y-direction driving mechanism to act according to the Y-direction levelness signal so as to drive the end part of the workbench along the Y direction to slide on the corresponding second inclined surface or the second concave cambered surface until the top surface of the workbench keeps horizontal along the Y direction. .
According to the invention, through setting a three-layer structure of a fixed table, a movable table and a workbench, the top surface of the fixed table is set to be provided with inclined slideways at two ends along the X direction, the movable table is supported on the corresponding inclined slideways of the fixed table in a sliding and/or rolling manner at two ends along the X direction, the top surface of the movable table is set to be provided with inclined slideways at two ends along the Y direction, and the workbench is supported on the corresponding inclined slideways of the movable table in a sliding and/or rolling manner at two ends along the Y direction; the two ends of the movable table along the X direction slide back and forth on the corresponding inclined slideways of the fixed table to drive the working table on the movable table to swing in a small amplitude in the X-Z vertical plane, so that the levelness of the working table along the X direction is accurately adjusted; the two ends of the workbench along the Y direction slide back and forth on the corresponding inclined slideways of the mobile platform, so that the workbench swings in a Y-Z vertical plane in a small amplitude, and the levelness of the workbench along the Y direction is accurately adjusted. Therefore, the device realizes the purpose of accurately adjusting the levelness of the working surface of the workbench while simplifying the structure, and is particularly suitable for complex working condition environments such as nuclear structure welding and the like.
Drawings
Fig. 1 is a schematic structural diagram of a leveling device provided in embodiment 1 of the present invention;
FIG. 2 is a schematic structural diagram of a fixing table;
fig. 3 is a schematic structural view of the fixed station (wherein the first limiting plate and the first guide wheel are shown as explosive assemblies);
FIG. 4 is a schematic structural view of the fixed platform and the second square platform after assembly;
FIG. 5 is a schematic structural view of a second square platform or a fourth square platform;
FIG. 6 is a schematic view of the assembled structure of the fixed station and the mobile station;
fig. 7 is a schematic structural view of another view after the fixed station and the mobile station are assembled (the first limiting plate is removed);
fig. 8 is a schematic structural view of the fixed table, the movable table and the workbench after assembly.
Fig. 9 is a schematic structural diagram of another view of the leveling device provided in embodiment 1 of the present invention;
fig. 10 is a schematic structural diagram of the initial adjustment mechanism.
In the figure: 1. a fixed table; 11. a first sliding table; 111. a first rolling element; 112. a first limit plate; 113. a first guide wheel; 12. a first square platform; 13. a square frame; 2. a mobile station; 21. a second sliding table; 211. a second rolling element; 212. a second limiting plate; 213. a second guide wheel; 22. a first slider; 221. a first guide bar; 23. a second square platform; 24. a third terrain platform; 3. a work table; 31. a second slider; 311. a second guide bar; 32. a fourth square platform; 33. a table body; 4. an X-direction driving mechanism; 5. a Y-direction driving mechanism; 6. a primary adjustment mechanism; 61. a drive motor;
62. a screw rod; 63. a nut; 631. a connecting plate; 64. a base; 65. a force sensor.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. 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 scope of the present invention.
In the description of the present invention, it should be noted that the indication of orientation or positional relationship, such as "on" or the like, is based on the orientation or positional relationship shown in the drawings, and is only for convenience and simplicity of description, and does not indicate or imply that the device or element referred to must be provided with a specific orientation, constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected," "disposed," "mounted," "fixed," and the like are to be construed broadly, e.g., as being fixedly or removably connected, or integrally connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.
The invention provides a leveling device, which comprises: the device comprises a fixed table, a movable table and a workbench, wherein the fixed table, the movable table and the workbench are sequentially arranged from bottom to top;
the two end parts of the top surface of the fixed table along the X direction of the horizontal plane are provided with first inclined surfaces or first concave arc surfaces, and the far ends of the first inclined surfaces or the first concave arc surfaces along the X direction are obliquely and upwards arranged relative to the near ends of the first inclined surfaces or the first concave arc surfaces;
the two ends of the bottom of the movable table along the X direction of the horizontal plane are respectively abutted against the corresponding first inclined surface or the first concave cambered surface and can reciprocate along the inclination direction of the corresponding first inclined surface or the radian direction of the first concave cambered surface so as to adjust the levelness of the top surface of the workbench along the X direction;
the top surface of the mobile station is provided with a second inclined surface or a second concave cambered surface at two end parts along the Y direction of the horizontal plane, the far end of the second inclined surface or the second concave cambered surface along the Y direction is obliquely and upwards arranged relative to the near end of the second inclined surface or the second concave cambered surface, and the Y direction is vertical to the X direction;
the bottom of workstation along the both ends of horizontal plane Y direction respectively with corresponding second inclined plane or the concave cambered surface butt of second, and can follow the radian direction reciprocating motion of the inclination direction of corresponding second inclined plane or the concave cambered surface of second, in order to adjust the levelness of workstation top surface along the Y direction.
The invention also provides a leveling system, which comprises an X-direction level gauge, a Y-direction level gauge, a control system and the leveling device;
the X-direction level gauge is arranged on the top surface of the workbench of the leveling device and is electrically connected with the control system for detecting the levelness of the workbench along the X direction and transmitting a detected X-direction levelness signal to the control system,
the Y-direction level gauge is arranged on the top surface of the workbench of the leveling device and is electrically connected with the control system for detecting the levelness of the workbench along the Y direction and transmitting a detected Y-direction levelness signal to the control system,
the control system is electrically connected with the X-direction driving mechanism and is used for controlling the action time of the X-direction driving mechanism according to the X-direction levelness signal so as to control the moving distance of the end part of the moving platform along the X direction;
the control system is also electrically connected with the Y-direction driving mechanism and used for controlling the action time of the Y-direction driving mechanism according to the Y-direction levelness signal so as to control the moving distance of the end part of the workbench along the Y direction.
Example 1:
as shown in fig. 1, the present embodiment provides a leveling device, including: the device comprises a fixed table 1, a moving table 2, a workbench 3, an X-direction driving mechanism 4, a Y-direction driving mechanism 5 and an initial adjustment mechanism 6.
The fixed table 1, the moving table 2 and the workbench 3 are sequentially stacked from bottom to top to form a cubic structure. The following explains the leveling device of the present embodiment by establishing a rectangular coordinate system with the length direction thereof as the X direction, the width direction thereof as the Y direction, and the height direction thereof as the Y direction when the cubic structure is supported on the horizontal plane:
the two end parts of the top surface of the fixed table 1 along the X direction of the horizontal plane are provided with first inclined surfaces or first concave arc surfaces, and the far ends of the first inclined surfaces or the first concave arc surfaces along the X direction are obliquely and upwards arranged relative to the near ends of the first inclined surfaces or the first concave arc surfaces;
the two ends of the bottom of the movable table 2 along the X direction of the horizontal plane are respectively abutted against the corresponding first inclined planes or the first concave cambered surfaces and can reciprocate along the inclination direction of the corresponding first inclined planes or the radian direction of the first concave cambered surfaces so as to adjust the levelness of the top surface of the working table 3 along the X direction;
the top surface of the mobile station 2 is provided with a second inclined surface or a second concave cambered surface at two end parts along the Y direction of the horizontal plane, the far end of the second inclined surface or the second concave cambered surface along the Y direction is obliquely and upwards arranged relative to the near end of the second inclined surface or the second concave cambered surface, and the Y direction is vertical to the X direction;
the bottom of workstation 3 along the both ends of horizontal plane Y direction respectively with corresponding second inclined plane or the concave cambered surface butt of second, and can follow the radian direction reciprocating motion of the inclination direction of corresponding second inclined plane or the concave cambered surface of second to adjust the levelness of 3 top surfaces of workstation along the Y direction.
The proximal end of the first inclined surface or the first concave arc surface along the X direction refers to an end of the first inclined surface or the first concave arc surface close to the center of the fixed table 1 along the X direction, and the distal end refers to an end of the first inclined surface or the first concave arc surface far away from the center of the fixed table 1 along the X direction.
The proximal end of the second inclined surface or the second concave arc surface in the Y direction refers to an end thereof closer to the center of the moving stage 2 in the Y direction, and the distal end refers to an end thereof farther from the center of the moving stage 2 in the Y direction.
According to the invention, through setting a three-layer structure of a fixed table, a movable table and a workbench, the top surface of the fixed table is set to be provided with inclined slideways at two ends along the X direction, the movable table is supported on the corresponding inclined slideways of the fixed table in a sliding and/or rolling manner at two ends along the X direction, the top surface of the movable table is set to be provided with inclined slideways at two ends along the Y direction, and the workbench is supported on the corresponding inclined slideways of the movable table in a sliding and/or rolling manner at two ends along the Y direction; the two ends of the movable table along the X direction slide back and forth on the corresponding inclined slideways of the fixed table to drive the working table on the movable table to swing in a small amplitude in the X-Z vertical plane, so that the levelness of the working table along the X direction is accurately adjusted; the two ends of the workbench along the Y direction slide back and forth on the corresponding inclined slideways of the mobile platform, so that the workbench swings in a Y-Z vertical plane in a small amplitude, and the levelness of the workbench along the Y direction is accurately adjusted. Therefore, the device realizes the purpose of accurately adjusting the levelness of the working surface of the workbench while simplifying the structure, and is particularly suitable for complex working condition environments such as nuclear structure welding and the like.
In this embodiment, an X-direction drive mechanism 4 and a Y-direction drive mechanism 5 are further included.
The X-direction driving mechanism 4 is arranged between the fixed table 1 and the moving table 2 and is used for driving two end parts of the moving table 2 along the X direction to reciprocate on the corresponding first inclined planes along the inclination directions of the first inclined planes or reciprocate on the corresponding first concave cambered surfaces along the radian directions of the first concave cambered surfaces;
the Y-direction driving mechanism 5 is arranged between the moving table 2 and the workbench 3 and used for driving the workbench 3 to reciprocate along the inclination direction of the corresponding second inclined plane or along the radian direction of the corresponding second concave cambered surface along two end parts of the Y-direction.
In this embodiment, the X-direction driving mechanism 4 and the Y-direction driving mechanism 5 both use electric push rods, so that the X-direction driving mechanism 4 and the Y-direction driving mechanism 5 both can be electrically connected with the remote control system, and the electric push rods are automatically controlled by the remote control system to extend or retract, so as to avoid radiation damage to operators caused by the nuclear welding environment.
In order to ensure that the X-direction driving mechanism 4 provides a driving force in the X-Z composite direction to the moving platform 2 so as to ensure that the end part of the bottom of the moving platform 2 along the X direction of the horizontal plane can move back and forth along the inclination direction of the corresponding first inclined plane or the radian direction of the first concave cambered surface, the projection of the central axis of the X-direction electric push rod on the horizontal plane is ensured along the X direction when the X-direction electric push rod is installed.
In order to ensure that the Y-direction driving mechanism 5 provides a driving force in a Y-Z combined direction to the workbench 3 so as to ensure that the end part of the bottom of the workbench 3 along the Y direction of the horizontal plane can reciprocate along the inclination direction of the corresponding second inclined plane or the radian direction of the second concave cambered surface, the Y-direction electric push rod ensures that the projection of the central axis of the Y-direction electric push rod on the horizontal plane is along the Y direction when being installed.
In this embodiment, as shown in fig. 2 and 3, the fixed table 1 includes a first square platform 12 and a plurality of first sliding tables 11, and the plurality of first sliding tables 11 are respectively disposed at two ends of the top of the first square platform 12 along the X direction.
First mounting groove has been seted up to the top surface of first slip table 11, is equipped with a plurality of first rolling elements 111 in the first mounting groove, and first rolling element 111 rotates with first slip table 11 and links to each other and its axial is arranged along the Y direction. The plurality of first rolling elements 111 are arranged in the inclination direction of the first inclined surface or the curvature direction of the first concave arc surface, and the circumferential surfaces of the plurality of first rolling elements 111 are in partial contact with the respective ends of the bottom of the moving stage 2 in the horizontal plane X direction to form the respective first inclined surfaces or first concave arc surfaces.
When the end of the bottom of the moving table 2 along the direction of the horizontal plane X moves under the driving of the driving mechanism 4 in the direction of the horizontal plane X, the first rolling element 111 abutting against the end of the moving table 2 is driven to rotate, and the rotating first rolling element 111 pushes the moving table to move continuously, so that the sliding friction of the reciprocating movement of the moving table 2 is converted into the rotating friction, and the friction resistance of the reciprocating movement of the moving table 2 is reduced.
In other embodiments, the top surface of the first sliding table 11 may also be formed into a first inclined surface or a first concave arc surface with a small friction coefficient, so as to achieve a better effect of reducing the friction resistance when the moving table 2 reciprocates. Or the abutting part of the top surface of the first sliding table 11 and the circumferential surface of the first rolling body 111 is simultaneously formed into a first inclined surface or a first concave arc surface, so as to realize the double effects of reducing the friction resistance and reducing the rolling instability phenomenon.
In this embodiment, as shown in fig. 6 and 7, the moving stage 2 includes a moving stage body and a plurality of second sliding tables 21, and the plurality of second sliding tables 21 are respectively disposed at two ends of the top of the moving stage body along the Y direction.
A second mounting groove is formed in the top surface of the second sliding table 21, a plurality of second rolling bodies 211 are arranged in the second mounting groove, and the second rolling bodies 211 are rotatably connected with the second sliding table 21 and are axially arranged along the X direction. The plurality of second rolling elements 211 are arranged in a slope direction of the second inclined surface or a radian direction of the second concave arc surface, and circumferential surfaces of the plurality of second rolling elements 211 are partially in contact with respective ends of the bottom of the table 3 in the horizontal plane Y direction to form the respective second inclined surfaces or second concave arc surfaces.
When the end of the bottom of the worktable 3 along the Y direction of the horizontal plane is driven by the driving mechanism 5 to move, the second rolling element 211 abutted against the end of the bottom of the worktable 3 is driven to rotate, and the rotating second rolling element 211 pushes the worktable to move continuously, so that the sliding friction of the reciprocating movement of the worktable 3 is converted into the rotating friction, and the friction resistance of the worktable 3 during the reciprocating movement is reduced.
In other embodiments, a second inclined surface or a second concave arc surface with a small friction coefficient may be formed on the top surface of the second sliding table 21, so as to achieve a better effect of reducing the friction resistance when the table 3 reciprocates. Or the abutting part of the top surface of the second sliding table 21 and the circumferential surface of the second rolling body 211 is simultaneously formed into a second inclined surface or a second concave arc surface, so as to realize the double effects of reducing the friction resistance and reducing the rolling instability phenomenon.
In this embodiment, as shown in fig. 4, the moving stage 2 further includes a plurality of first sliding blocks 22, the plurality of first sliding blocks 22 are respectively disposed at two ends of the bottom of the moving stage body along the X direction and are in one-to-one correspondence with the plurality of first sliding tables 11, and the bottom surface of the first sliding block 22 is in fit contact with the corresponding first inclined surface or the first concave arc surface, so as to further reduce the frictional resistance when the moving stage 2 reciprocates.
In this embodiment, the workbench 3 includes a workbench body and a plurality of second sliders 31, and a plurality of second sliders 31 are respectively located the both ends of this body bottom of workbench along the Y direction and with a plurality of second slip tables 21 one-to-one, and the bottom surface of second slider 31 is in fit contact with corresponding second inclined plane or second concave cambered surface to further reduce the frictional resistance when the workbench 3 reciprocates.
In this embodiment, as shown in fig. 8, the mobile station 2 includes a second square platform 23 and a third square platform 24, and the third square platform 24 is fixed on the second square platform 23.
The workbench 3 includes a fourth square platform 32 and a workbench body 33, and the workbench body 33 is fixed on the fourth square platform 32.
The first sliding table 11 is provided with four first sliding tables 11 which are respectively arranged at four corners of the top of the first square platform 12.
As shown in fig. 4 and 5, four first sliding blocks 22 are provided, and four first sliding blocks 22 are respectively provided at four corners of the bottom of the second square platform 23.
The number of the second sliding tables 21 is four, and the four second sliding tables 21 are respectively arranged at four corners of the top of the third square platform 24;
as shown in fig. 5, four second sliders 31 are provided, and four second sliders 31 are respectively provided at four corners of the bottom of the fourth square platform 32.
In this embodiment, a first limiting plate 112 is disposed at a distal end of the first sliding table 11 along the Y direction, and the first limiting plate 112 is used for limiting the movement of the corresponding first sliding block 22 along the Y direction when the first sliding table 11 moves.
A first guide wheel 113 is rotatably connected to the first limiting plate 112, and the axial direction of the first guide wheel 113 is arranged along the Y direction. As shown in fig. 5, the distal end of the first slider 22 in the Y direction extends toward the corresponding first stopper plate 112 to form a first guide strip 221, and the first guide strip 221 is arranged along the inclination direction or the curvature direction of the bottom surface of the first slider 22. As shown in fig. 7, the first guide wheels 113 are supported on the respective first guide bars 221.
Therefore, the first sliding block 22 is guided to reciprocate along the inclined direction of the bottom surface thereof by the cooperation of the first guide wheel 113 and the first guide strip 221, so as to increase the smoothness of the movement of the first sliding block 22 and reduce the frictional resistance between the first sliding block 22 and the first limiting plate when moving.
In this embodiment, the distal end of the second sliding table 21 in the X direction is provided with a second limiting plate 212, and the second limiting plate 212 is used for limiting the movement of the corresponding second slider 31 in the X direction when moving on the second sliding table 21.
A second guide wheel 213 is rotatably connected to the second limiting plate 212, and an axial direction of the second guide wheel 213 is arranged along the X direction. As shown in fig. 5, the distal end of the second slider 31 in the X direction extends toward the corresponding second limiting plate 212 to form a second guide strip 311, and the second guide strip 311 is arranged along the inclination direction or the curvature direction of the bottom surface of the second slider 31. The second guide wheels 213 are supported on the corresponding second guide bars 311.
Therefore, the second slider 31 is guided to reciprocate along the inclined direction of the bottom surface thereof by the cooperation of the second guide wheel 213 and the second guide bar 311, so as to increase the smoothness of the movement of the second slider 31 and reduce the frictional resistance between the second slider 31 and the first limiting plate when moving.
In this embodiment, still include preliminary adjustment mechanism 6, preliminary adjustment mechanism 6 is equipped with four, and the first square platform 12 outside of fixed station 1 is equipped with square frame 13, and four preliminary adjustment mechanisms 6 and four bight one-to-ones of square frame 13, preliminary adjustment mechanism 6 link to each other with square frame 13 for the relative other bights in bight that drive fixed station 1 corresponds reciprocate.
In this embodiment, as shown in fig. 10, the initial adjustment mechanism 6 includes a drive motor 61, a lead screw 62, a nut 63, a base 64, and a force sensor 65.
The force sensor 65 is arranged on the base 64 and is in threaded connection with the lower end of the screw rod 62 and used for detecting the tension and pressure of the screw rod 62, the upper end of the screw rod 62 is connected with the driving motor 61, and the nut 63 is located between the driving motor 61 and the force sensor 65 and is in threaded connection with the screw rod 62. As shown in fig. 9, one end of the nut 63 facing the square frame 13 is provided with a connecting plate 631, and the connecting plate 631 is connected to the corresponding corner of the square frame 13 by bolts.
The driving motor 61 is used for driving the screw rod 62 to rotate so as to drive the nut 63 and the corner corresponding to the fixing table 1 connected with the nut 63 to move up and down.
Therefore, after the leveling device and the equipment installed on the leveling device move to the designated position, the four primary adjusting mechanisms 6 serve as supporting legs to support the device, the heights of the four nuts 63 are adjusted according to numerical data of the pressure sensors 65 on the four primary adjusting mechanisms 6, and the supporting legs are guaranteed to be stressed uniformly.
Furthermore, gyroscopes can be arranged at four corners of the working platform, the height of the nut 63 can be adjusted by integrating the numerical value of the pressure sensor 65 and the data of the gyroscopes, and the horizontal error of the working platform can be controlled within 1 degree.
In addition, the lead screw is the electric telescopic handle structure, and the motor is flexible motor, and when this device arrived appointed operation region, flexible motor drive electric telescopic handle extended downwards to the supporting legs and the ground butt of preliminary adjustment mechanism 16 bottom to make four preliminary adjustment mechanisms 6 play the effect of the cube structure of support fixed station 1, mobile station 2 and workstation 3 constitution.
And then through setting up the X to the spirit level at 3 top surfaces of the work level, detect the levelness of the work level 3 along X direction, X is to the actuating mechanism 4 according to the levelness result of X direction, drive the first slide block 22 of the mobile station 2 on the first inclined plane on the corresponding first slip table 11 along its slope direction reciprocating motion, or along its radian direction reciprocating motion on the corresponding first concave cambered surface, thus the mobile station 2 drives the work level 3 to swing in the vertical plane taking X direction as the cross axle, in order to regulate the levelness of the 3 top surfaces of the work level along X direction accurately.
Through set up Y at 3 top surfaces of workstation to the spirit level, detect the levelness of workstation 3 along the Y direction, Y is to reciprocating motion of actuating mechanism 5 drive second slider 31 of workstation 3 on the second inclined plane on corresponding second slip table 21 along its inclination direction, or along its radian direction reciprocating motion on corresponding second concave cambered surface to workstation 3 is in the vertical plane that uses the Y direction as the cross axle swing, with the levelness of 3 top surfaces of accurate regulation workstation along the Y direction.
Example 2:
the embodiment provides a leveling system, which comprises a level gauge, a control system and the leveling device of the embodiment 1;
in this embodiment, the level meter is specifically a horizontal gyroscope, is disposed on the top surface of the worktable 3 of the leveling device and electrically connected to the control system, and is configured to detect the levelness of the worktable 3 along the X direction and transmit the detected X-direction levelness signal to the control system, and is configured to detect the levelness of the worktable 3 along the Y direction and transmit the detected Y-direction levelness signal to the control system,
the control system is electrically connected with the X-direction driving mechanism 4 and is used for controlling the X-direction driving mechanism 4 to act according to the X-direction levelness signal so as to drive the four first sliding blocks 22 at the bottom of the moving table 2 to slide on the corresponding first sliding tables 11 at the top of the fixed table 1 until the top surface of the workbench 3 is kept horizontal along the X direction;
the control system is also electrically connected with the Y-direction driving mechanism 5 and is used for controlling the action of the Y-direction driving mechanism 5 according to the Y-direction levelness signal so as to drive the four second sliding blocks 31 at the bottom of the workbench 3 to slide on the corresponding second sliding tables 21 at the top of the moving table 2 until the top surface of the workbench 3 is kept horizontal along the Y direction.
In this embodiment, the pressure sensor 65 of each primary adjustment mechanism 6 is also electrically connected to the control system, and is used for transmitting the detected pulling and pressing force signal of the screw rod 62 to the control system,
the control system is also electrically connected with the driving motor 61 of each primary adjustment mechanism 6 and is used for controlling the driving motor 61 to rotate forwards or backwards according to the pulling and pressing force signal of the corresponding screw rod 62 so as to adjust the height of the corresponding corner of the fixed table 1 relative to the other three corners.
From this, the purpose of 3 levelness of automatic and remote regulation workstation can be realized to this system, especially is fit for operating modes such as the welding of nuclear radiation environment, polish.
Example 3:
the embodiment provides a leveling method of the leveling system of the embodiment 2, which comprises the following steps:
the leveller detects the levelness of the workbench 3 of the leveling device along the X direction and transmits a detected X-direction levelness signal to the control system, and the control system controls the X-direction driving mechanism 4 to act according to the X-direction levelness signal so as to drive the four first sliding blocks 22 at the bottom of the moving platform 2 to slide on the corresponding first sliding tables 11 at the top of the fixed platform 1 until the top surface of the workbench 3 is kept horizontal along the X direction;
the leveller detects the levelness of the workbench 3 of the leveling device along the Y direction and transmits a detected Y-direction levelness signal to the control system, and the control system controls the Y-direction driving mechanism 5 to act according to the Y-direction levelness signal so as to drive the four second sliding blocks 31 at the bottom of the workbench 3 to slide on the corresponding second sliding tables 21 at the top of the moving platform 2 until the top surface of the workbench 3 keeps horizontal along the Y direction.
It will be understood that the above embodiments are merely exemplary embodiments taken to illustrate the principles of the present invention, which is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (10)
1. A leveling device, comprising: the device comprises a fixed table (1), a movable table (2) and a workbench (3), wherein the fixed table (1), the movable table (2) and the workbench (3) are sequentially arranged from bottom to top;
the two end parts of the top surface of the fixed table (1) along the X direction of the horizontal plane are provided with first inclined surfaces or first concave arc surfaces, and the far ends of the first inclined surfaces or the first concave arc surfaces along the X direction are obliquely and upwards arranged relative to the near ends of the first inclined surfaces or the first concave arc surfaces;
the two ends of the bottom of the moving platform (2) along the X direction of the horizontal plane are respectively abutted against the corresponding first inclined surface or the first concave cambered surface and can reciprocate along the inclination direction of the corresponding first inclined surface or the radian direction of the first concave cambered surface so as to adjust the levelness of the top surface of the working platform (3) along the X direction;
the top surface of the mobile station (2) is provided with a second inclined surface or a second concave cambered surface at two end parts along the Y direction of the horizontal plane, the far end of the second inclined surface or the second concave cambered surface along the Y direction is obliquely and upwards arranged relative to the near end of the second inclined surface or the second concave cambered surface, and the Y direction is vertical to the X direction;
the bottom of workstation (3) is along the both ends of horizontal plane Y direction respectively with corresponding second inclined plane or the concave cambered surface butt of second, and can follow the radian direction reciprocating motion of the inclination direction on corresponding second inclined plane or the concave cambered surface of second, in order to adjust workstation (3) top surface is along the levelness of Y direction.
2. Levelling device according to claim 1 characterized in that further comprises X-direction drive means (4) and Y-direction drive means (5),
the X-direction driving mechanism (4) is arranged between the fixed table (1) and the moving table (2) and is used for driving the two end parts of the moving table (2) along the X direction to reciprocate on the corresponding first inclined planes along the inclination directions of the first inclined planes or reciprocate on the corresponding first concave cambered surfaces along the radian directions of the first concave cambered surfaces;
and the Y-direction driving mechanism (5) is arranged between the moving platform (2) and the workbench (3) and is used for driving the workbench (3) to reciprocate along the inclination direction of the workbench on the corresponding second inclined plane along two end parts in the Y direction or reciprocate along the radian direction of the workbench on the corresponding second concave cambered surface.
3. The leveling device according to claim 1, wherein the fixed table (1) comprises a fixed table body (12) and a plurality of first sliding tables (11), and the plurality of first sliding tables (11) are respectively arranged at two ends of the top of the first square platform (12) along the X direction;
the first inclined surface or the first concave arc surface is formed on the top surface of the first sliding table (11) at the corresponding end; and/or the presence of a gas in the gas,
the first sliding table (11) is rotatably connected with a plurality of first rolling bodies (111), the axial directions of the first rolling bodies (111) are arranged along the Y direction, the plurality of first rolling bodies (111) are arranged along the inclination direction of a first inclined surface or the radian direction of a first concave cambered surface, and the circumferential surfaces of the plurality of first rolling bodies (111) are partially contacted with the corresponding end parts of the bottom of the moving table (2) along the X direction of a horizontal plane to form corresponding first inclined surfaces or first concave cambered surfaces;
and/or the presence of a gas in the gas,
the moving platform (2) comprises a moving platform body and a plurality of second sliding tables (21), the plurality of second sliding tables (21) are respectively arranged at two ends of the top of the moving platform body along the Y direction,
the second inclined surface or the second concave arc surface is formed on the top surface of the second sliding table (21) at the corresponding end; and/or the presence of a gas in the gas,
the last rotation of second slip table (21) is connected with a plurality of second rolling elements (211), the axial of second rolling element (211) is arranged along the X direction, and a plurality of second rolling elements (211) are arranged along the camber direction of the inclination direction on second inclined plane or second concave cambered surface, and the periphery of a plurality of second rolling elements (211) and workstation (3) bottom are along corresponding tip homogeneous portion contact of horizontal plane Y direction in order to form corresponding second inclined plane or second concave cambered surface.
4. Leveling device according to claim 3,
the moving table (2) further comprises a plurality of first sliding blocks (22), the first sliding blocks (22) are respectively arranged at two ends of the bottom of the moving table body along the X direction and correspond to the first sliding tables (11) one by one, and the bottom surfaces of the first sliding blocks (22) are in matched contact with corresponding first inclined surfaces or first concave arc surfaces;
and/or the presence of a gas in the gas,
workstation (3) include workstation body and a plurality of second slider (31), a plurality of second slider (31) branch locate workstation body bottom along the both ends of Y direction and with a plurality of second slip table (21) one-to-one, the bottom surface and the cooperation contact of corresponding second inclined plane or the concave cambered surface of second slider (31).
5. Leveling device according to claim 4,
the number of the first sliding tables (11) is four, and the four first sliding tables (11) are respectively arranged at four corners of the top of the first square platform (12);
the number of the first sliding blocks (22) is four, and the four first sliding blocks (22) are respectively arranged at four corners of the bottom of the mobile station body;
and/or the presence of a gas in the gas,
the number of the second sliding tables (21) is four, and the four second sliding tables (21) are respectively arranged at four corners of the top of the mobile table body;
the number of the second sliding blocks (31) is four, and the four second sliding blocks (31) are respectively arranged at four corners of the bottom of the workbench body.
6. Leveling device according to claim 5,
a first limiting plate (112) is arranged at the far end of the first sliding table (11) along the Y direction, and the first limiting plate (112) is used for limiting the movement of the corresponding first sliding block (22) along the Y direction when the first sliding table (11) moves;
and/or the presence of a gas in the gas,
and a second limiting plate (212) is arranged at the far end of the second sliding table (21) along the X direction, and the second limiting plate (212) is used for limiting the movement of the corresponding second sliding block (31) along the X direction when the second sliding table (21) moves.
7. Leveling device according to claim 6,
a first guide wheel (113) is rotatably connected to the first limit plate (112), the axial direction of the first guide wheel (113) is arranged along the Y direction,
the far end of the first sliding block (22) along the Y direction extends towards the corresponding first limiting plate (112) to form a first guide strip (221), the first guide strip (221) is arranged along the inclination direction or the radian direction of the bottom surface of the first sliding block (22),
the first guide wheels (113) are supported on respective first guide bars (221);
and/or the presence of a gas in the gas,
a second guide wheel (213) is rotatably connected to the second limit plate (212), the axial direction of the second guide wheel (213) is arranged along the X direction,
the far end of the second sliding block (31) along the X direction extends towards the corresponding second limiting plate (212) to form a second guide strip (311), the second guide strip (311) is arranged along the inclination direction or radian direction of the bottom surface of the second sliding block (31),
the second guide wheels (213) are supported on respective second guide bars (311).
8. The leveling device according to any one of claims 1 to 7, further comprising four primary adjustment mechanisms (6), wherein the four primary adjustment mechanisms (6) are respectively arranged at the outer sides of four corners of the fixed station (1), and the primary adjustment mechanisms (6) are connected with the fixed station (1) and used for driving the corresponding corners of the fixed station (1) to move up and down relative to other corners.
9. A levelling system comprising a level, a control system, and a levelling device according to any one of claims 2 to 8;
the gradienter is arranged on the top surface of a workbench (3) of the leveling device and is electrically connected with the control system, is used for detecting the levelness of the workbench (3) along the X direction and transmitting a detected X-direction levelness signal to the control system, and is used for detecting the levelness of the workbench (3) along the Y direction and transmitting a detected Y-direction levelness signal to the control system,
the control system is electrically connected with the X-direction driving mechanism (4) and is used for controlling the X-direction driving mechanism (4) to act according to the X-direction levelness signal so as to drive the end part of the moving platform (2) along the X direction to slide on the corresponding first inclined surface or first concave arc surface until the top surface of the workbench (3) is kept horizontal along the X direction;
the control system is also electrically connected with the Y-direction driving mechanism (5) and used for controlling the Y-direction driving mechanism (5) to act according to the Y-direction levelness signal so as to drive the end part of the workbench (3) along the Y direction to slide on the corresponding second inclined surface or second concave arc surface until the top surface of the workbench (3) is kept horizontal along the Y direction.
10. A method of leveling a leveling system according to claim 9 comprising the steps of:
the leveller detects the levelness of a workbench (3) of the leveling device along the X direction and transmits a detected X-direction levelness signal to the control system, and the control system controls the X-direction driving mechanism (4) to act according to the X-direction levelness signal so as to drive the end part of the mobile platform (2) along the X direction to slide on a corresponding first inclined plane or a first concave cambered surface until the top surface of the workbench (3) keeps horizontal along the X direction;
the leveller detects the levelness of the workbench (3) of the leveling device along the Y direction and transmits a detected Y-direction levelness signal to the control system, and the control system controls the Y-direction driving mechanism (5) to act according to the Y-direction levelness signal so as to drive the end part of the workbench (3) along the Y direction to slide on the corresponding second inclined plane or second concave arc surface until the top surface of the workbench (3) keeps horizontal along the Y direction.
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|---|---|---|---|
| CN202110925974.0A CN113799080B (en) | 2021-08-12 | 2021-08-12 | Leveling device, system and method |
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|---|---|---|---|
| CN202110925974.0A CN113799080B (en) | 2021-08-12 | 2021-08-12 | Leveling device, system and method |
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| JPH0653042U (en) * | 1992-12-28 | 1994-07-19 | エヌティエヌ株式会社 | Moving table |
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| CN203855516U (en) * | 2014-04-11 | 2014-10-01 | 深圳市远东皓星科技有限公司 | Glass superposition supporting platform |
| CN206825373U (en) * | 2017-06-08 | 2018-01-02 | 武昌工学院 | A kind of large fan mounting plate based on six degree of freedom |
| CN209936864U (en) * | 2019-03-25 | 2020-01-14 | 铜陵盈佳机械有限责任公司 | Leveling workbench |
| CN212735951U (en) * | 2020-08-17 | 2021-03-19 | 沈阳飞机工业（集团）有限公司 | Precision-adjusting horizontal reference loading platform |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0653042U (en) * | 1992-12-28 | 1994-07-19 | エヌティエヌ株式会社 | Moving table |
| JP2002036146A (en) * | 2000-07-27 | 2002-02-05 | Roland Dg Corp | Fixing table |
| CN203855516U (en) * | 2014-04-11 | 2014-10-01 | 深圳市远东皓星科技有限公司 | Glass superposition supporting platform |
| CN206825373U (en) * | 2017-06-08 | 2018-01-02 | 武昌工学院 | A kind of large fan mounting plate based on six degree of freedom |
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| CN113799080B (en) | 2022-11-29 |
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