CN110528894B - Three-dimensional auxiliary positioning device for space ball nodes and use method thereof - Google Patents
Three-dimensional auxiliary positioning device for space ball nodes and use method thereof Download PDFInfo
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- CN110528894B CN110528894B CN201910659414.8A CN201910659414A CN110528894B CN 110528894 B CN110528894 B CN 110528894B CN 201910659414 A CN201910659414 A CN 201910659414A CN 110528894 B CN110528894 B CN 110528894B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/18—Adjusting tools; Templates
- E04G21/1841—Means for positioning building parts or elements
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Abstract
The invention discloses a three-dimensional auxiliary positioning device for a space ball joint and a use method thereof, and the three-dimensional auxiliary positioning device comprises an auxiliary supporting unit and an auxiliary positioning unit, wherein the auxiliary supporting unit comprises a supporting circular tube, a turn-milling horizontal plate and a prism rod limiting piece; the auxiliary positioning unit comprises a universal level meter, a prism supporting rod, a prism frame and a prism, the universal level meter is placed on the turn-milling horizontal plate, the prism supporting rod penetrates through a central hole of the turn-milling horizontal plate and a prism rod limiting part, the prism frame is connected to the upper end of the prism supporting rod, and the prism is installed in the prism frame. According to the invention, the three-dimensional coordinates of the sphere center of the spherical node can be accurately positioned through the total station by using the simple, stable and easy-to-operate auxiliary positioning device, so that the positioning time is saved.
Description
Technical Field
The invention belongs to the technical field of net rack construction, and particularly relates to a three-dimensional auxiliary positioning device for a space ball joint and a using method thereof.
Background
In the installation of welding balls in the traditional grid construction site, the welding balls are difficult to spatially locate, so that the spatial location is often inaccurate when the welding balls of the grid are installed, and the subsequent installation of the grid is influenced. Especially when the number of the welding balls of the net rack is large, the inaccurate space positioning of the welding balls can cause the net rack net shape and the designed net shape to have larger deviation, and the safety of the structure is influenced.
Disclosure of Invention
In order to overcome the technical defects that the space positioning is inaccurate when the net rack welding ball is installed and the subsequent installation of the net rack is influenced in the prior art, the invention provides the three-dimensional auxiliary positioning device for the space ball node and the use method thereof, which can assist a total station to complete the positioning of the space ball node, improve the installation precision of the net rack, facilitate the subsequent construction and solve the technical problems.
The invention achieves the purpose through the following technical scheme, and the three-dimensional auxiliary positioning device for the space ball joint comprises an auxiliary supporting unit and an auxiliary positioning unit, wherein the auxiliary supporting unit comprises a supporting circular tube, a turning and milling horizontal plate and a prism rod limiting piece, the upper part of the supporting circular tube in the vertical direction is fixedly provided with the turning and milling horizontal plate, the middle part of the turning and milling horizontal plate is a hollow hole, the lower end of the middle position is fixedly provided with the prism rod limiting piece, the central position of the prism rod limiting piece is provided with a high-precision hole machined by a lathe, and the circle center position of the hole and the circle center of the section of the supporting circular tube are on the.
The auxiliary positioning unit comprises a universal level meter, a prism supporting rod, a prism frame and a prism, the universal level meter is placed on the turn-milling horizontal plate, the prism supporting rod penetrates through a hole in the middle of the turn-milling horizontal plate and a prism rod limiting part and is in a free state, the prism frame is connected to the upper end of the prism supporting rod, and the prism is installed in the prism frame.
The three-dimensional auxiliary positioning device for the space ball joint is characterized in that the supporting circular tube is welded with the turning and milling horizontal plate and then is subjected to finish machining, so that the parallelism requirements of the top surface and the bottom surface of the supporting circular tube and the turning and milling horizontal plate and the verticality requirements of the top surface and the bottom surface of the supporting circular tube and the wall of the supporting circular tube are met.
According to the three-dimensional auxiliary positioning device for the space ball joint, the size of the central hole of the turn-milling horizontal plate is larger than the size of the central hole of the prism rod limiting piece and the size of the outer diameter of the prism supporting rod.
The three-dimensional auxiliary positioning device for the space ball joint is characterized in that the central hole of the prism rod limiting part and the prism supporting rod form shaft hole clearance fit, and the measurement precision of the device is guaranteed through the fit precision of the prism rod limiting part and the thickness of the prism rod limiting part.
According to the three-dimensional auxiliary positioning device for the space ball joint, the universal level can be fixed on a turn-milling horizontal plate and can also be temporarily placed when in use.
According to the three-dimensional auxiliary positioning device for the space spherical node, the prism frame can be provided with the small universal level gauge to assist in adjusting the measurement precision, and can also be provided with measurement components such as a reflector and the like, so that the positioning requirements of other spaces are met.
When the invention is used, the three-dimensional positioning process of the space ball node is completed mainly by the following steps:
s1: determining the size of an auxiliary positioning unit according to the diameter range of a welding ball of a grid frame construction site, the measurement precision requirement and the rod diameter of a prism supporting rod, and requiring a factory with finish machining capability to process the auxiliary supporting unit, so as to ensure the parallelism requirement of a supporting circular tube and the top surface and the bottom surface of a turn-milling horizontal plate, the perpendicularity requirement of the top surface and the bottom surface and the wall of the supporting circular tube, and the requirement of the matching precision of a central hole of a prism rod limiting part and a shaft hole of the prism supporting rod;
s2: after the auxiliary supporting unit arrives at the site, a supporting circular tube is placed on a ball joint of a welding ball of a net rack construction site, whether the auxiliary supporting unit is placed horizontally or not is determined by using a universal level meter, and after the auxiliary supporting unit is confirmed to be horizontal, a prism supporting rod provided with a prism and a prism frame penetrates through a turning and milling horizontal plate and a central hole of a prism rod limiting piece until the lower end of the prism supporting rod forms point contact with the upper end surface of the ball joint;
s3: and measuring the three-dimensional coordinates of the space ball nodes by using a total station installed on the ground or in a wide visual field through a prism.
Generally, compared with the prior art, the technical scheme of the invention can achieve the following beneficial effects:
1. the three-dimensional auxiliary positioning device for the space ball nodes solves the problem of inaccurate three-dimensional positioning of the space ball nodes, can assist a total station to complete positioning of the space ball nodes, improves the installation precision of the net rack, is convenient for subsequent construction, ensures the structure safety, has the advantages of simple manufacture, wide application ball diameter range, convenient use and the like, can fully adapt to various environments, saves time, improves the installation precision of the ball nodes, and can be widely applied to the installation of welding balls of various net racks and the three-dimensional positioning of other space ball nodes;
2. the invention improves the positioning accuracy of the space ball joint, particularly solves the technical problems of low installation accuracy and net shape change of the net rack caused by difficult positioning of the traditional net rack welding ball joint, and can fully meet the requirements of installation of the net rack welding ball and positioning of other various space ball joints.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is a schematic diagram of an overall structure of a three-dimensional auxiliary positioning device for a spatial spherical node according to the present invention;
FIG. 2 is a schematic view of the connection relationship between the supporting circular tube, the turn-milling horizontal plate and the prism rod position-limiting member according to the present invention;
FIG. 3 is a schematic view of the construction of the gimbal level of the present invention;
FIG. 4 is a schematic view of a prism support bar according to the present invention;
FIG. 5 is a schematic view showing the connection relationship between the prism frame and the prism according to the present invention;
in the figure: 1-supporting round tubes, 2-turning and milling horizontal plates, 3-prism rod limiting pieces, 4-universal gradienter, 5-prism supporting rods, 6-prism frame and 7-prism.
Detailed Description
As shown in fig. 1, the overall structure of the three-dimensional auxiliary positioning device for a spatial spherical node according to the present invention is schematically illustrated, and the three-dimensional auxiliary positioning device includes an auxiliary supporting unit and an auxiliary positioning unit, the auxiliary supporting unit includes a supporting circular tube 1, a turn-milling horizontal plate 2 and a prism rod limiting member 3, the upper portion of the supporting circular tube 1 in the vertical direction is fixedly provided with the turn-milling horizontal plate 2, the middle portion of the turn-milling horizontal plate 2 is provided with a hollow hole, the lower end of the middle portion is fixed with the prism rod limiting member 3, the central position of the prism rod limiting member 3 is provided with a high-precision hole processed by a lathe, and the center position of the hole and the.
The auxiliary positioning unit contains universal spirit level 4, prism bracing piece 5, prism frame 6 and prism 7, and universal spirit level 4 is placed on turn-milling horizontal plate 2, and prism bracing piece 5 runs through the hole in the middle of turn-milling horizontal plate and the prism pole locating part, is free state, and prism frame is connected to prism bracing piece upper end, installs the prism in the prism frame.
As shown in fig. 2, which is a schematic view of a connection relationship between the supporting circular tube 1, the turn-milling horizontal plate 2 and the prism rod limiting member 3 according to the present invention, the supporting circular tube 1 and the turn-milling horizontal plate 2 are welded and then finish-machined, so as to ensure the parallelism requirement between the top surface and the bottom surface of the supporting circular tube 1 and the perpendicularity requirement between the top surface and the bottom surface of the supporting circular tube 1, and the size of the central hole of the turn-milling horizontal plate 2 is larger than the outer diameter of the central hole of the prism rod limiting member 3 and the.
As shown in fig. 3, which is a schematic structural diagram of the universal level 4 according to the present invention, the universal level can be fixed on the milling horizontal plate 2, or can be temporarily placed when in use.
As shown in fig. 4, which is a schematic structural diagram of the prism support rod 5 according to the present invention, the prism support rod 5 and the central hole of the prism rod limiting member 3 form a shaft hole clearance fit, and the measurement accuracy of the apparatus is ensured by the fit accuracy of the prism support rod 5 and the central hole of the prism rod limiting member 3 and the thickness of the prism rod limiting member 3.
As shown in fig. 5, which is a schematic view of a connection relationship between the prism frame 6 and the prism 7 according to the present invention, the small-sized universal level 4 may be disposed in the prism frame 6 to assist in adjusting the measurement accuracy, and measurement components such as a reflector may also be disposed to meet other space positioning requirements.
The invention is used and mainly completed by the following using steps:
the method comprises the following steps: determining the size of an auxiliary positioning unit according to the diameter range of a welding ball of a net rack construction site, the measurement precision requirement and the rod diameter of a prism support rod 5, and requiring a factory with finish machining capability to process the auxiliary support unit, so as to ensure the parallelism requirement of a support circular tube 1 and the top and bottom surfaces of a turn-milling horizontal plate 2, the perpendicularity requirement of the top and bottom surfaces and the tube wall of the support circular tube 1, and the requirement of the matching precision of a central hole of a prism rod limiting part 3 and a shaft hole of the prism support rod 5;
step two: after the auxiliary supporting unit arrives at the site, the supporting circular tube 1 is placed on a ball joint of a welding ball of a net rack construction site, whether the auxiliary supporting unit is placed horizontally is determined by using a universal level meter 4, and after the horizontal is confirmed, a prism supporting rod 5 provided with a prism 7 and a prism frame 6 passes through a central hole of a turn-milling horizontal plate 2 and a prism rod limiting piece 3 until the lower end of the prism supporting rod 5 forms point contact with the upper end surface of the ball joint;
step three: and measuring the three-dimensional coordinates of the space sphere node through the prism 7 by using a total station installed on the ground or in an open field of view.
The positioning auxiliary device has the advantages of simple manufacture, wide application sphere diameter range, convenient use and the like, can be fully adapted to various environments, saves time, improves the installation accuracy of the sphere nodes, and can be widely applied to the installation of welding spheres of various net racks and the three-dimensional positioning of the sphere nodes in other spaces.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. The utility model provides a three-dimensional auxiliary positioning device for space ball node, includes auxiliary stay unit and auxiliary positioning unit, its characterized in that:
the auxiliary supporting unit comprises a supporting circular tube (1), a turning and milling horizontal plate (2) and a prism rod limiting piece (3), the turning and milling horizontal plate (2) is fixedly installed at the upper part of the supporting circular tube (1) in the vertical direction, a hollow hole is formed in the middle of the turning and milling horizontal plate (2), the prism rod limiting piece (3) is fixed at the lower end of the middle position, a high-precision hole machined by a lathe is formed in the center position of the prism rod limiting piece (3), the circle center position of the hole and the circle center of the cross section of the supporting circular tube (1) are on the same vertical line, the supporting circular tube (1) and the turning and milling horizontal plate (2) are welded and then subjected to finish machining, and the parallelism requirements of the top surface and the bottom surface of the supporting circular tube (1) and the;
the auxiliary positioning unit comprises a universal level gauge (4), a prism support rod (5), a prism frame (6) and a prism (7), the universal level meter (4) is arranged on the turn-milling horizontal plate (2), the prism support rod (5) penetrates through a hole between the turn-milling horizontal plate (2) and the prism rod limiting piece (3) and is in a free state, the upper end of the prism support rod (5) is connected with a prism frame (6), a prism (7) is arranged in the prism frame (6), the size of a central hole of the turn-milling horizontal plate (2) is larger than the outer diameter sizes of the central hole of the prism rod limiting piece (3) and the prism supporting rod (5), the central hole of the prism rod limiting piece (3) and the prism support rod (5) form shaft hole clearance fit, the measurement precision of the device is ensured through the matching precision of the prism rod and the thickness of the prism rod limiting piece (3).
2. The three-dimensional auxiliary positioning device for the spatial sphere node according to claim 1, wherein: the universal level gauge (4) can be fixed on the turn-milling horizontal plate (2) and can also be temporarily placed when in use.
3. The three-dimensional auxiliary positioning device for the spatial sphere node according to claim 1, wherein: a small universal level meter can be arranged in the prism frame (6) to assist in adjusting the measurement accuracy.
4. The use method of the three-dimensional auxiliary positioning device for the space ball node is characterized in that: the using method comprises the following steps:
s1: determining the size of an auxiliary positioning unit according to the diameter range of a welding ball of a net rack construction site, the measurement precision requirement and the rod diameter of a prism support rod (5), and requiring a factory with finish machining capability to process the auxiliary supporting unit, so as to ensure the parallelism requirement of the supporting circular tube (1) and the top surface and the bottom surface of the turn-milling horizontal plate (2), the perpendicularity requirement of the top surface and the bottom surface and the tube wall of the supporting circular tube (1), and the requirement of the matching precision of a central hole of a prism rod limiting part (3) and a shaft hole of the prism support rod (5);
s2: after the auxiliary supporting unit arrives at the site, a supporting circular tube (1) is placed on a ball joint of a welding ball of a net rack construction site, whether the auxiliary supporting unit is placed horizontally is determined by a universal level meter (4), and after the auxiliary supporting unit is confirmed to be horizontal, a prism supporting rod (5) provided with a prism (7) and a prism frame (6) penetrates through a central hole of a turn-milling horizontal plate (2) and a central hole of a prism rod limiting piece (3) until the lower end of the prism supporting rod (5) forms point contact with the upper end face of the ball joint;
s3: and measuring the three-dimensional coordinates of the space ball nodes by using a total station installed on the ground or in an open field of view through a prism (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910659414.8A CN110528894B (en) | 2019-07-22 | 2019-07-22 | Three-dimensional auxiliary positioning device for space ball nodes and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910659414.8A CN110528894B (en) | 2019-07-22 | 2019-07-22 | Three-dimensional auxiliary positioning device for space ball nodes and use method thereof |
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| CN110528894A CN110528894A (en) | 2019-12-03 |
| CN110528894B true CN110528894B (en) | 2021-05-14 |
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| CN201910659414.8A Active CN110528894B (en) | 2019-07-22 | 2019-07-22 | Three-dimensional auxiliary positioning device for space ball nodes and use method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111947613A (en) * | 2020-07-20 | 2020-11-17 | 中铁大桥局集团有限公司 | Positioning device and positioning method for circular tube-shaped structure |
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| CN202793358U (en) * | 2012-02-23 | 2013-03-13 | 上海宝冶集团有限公司 | Net rack welding ball three-dimensional rapid measuring device |
| CN206177300U (en) * | 2016-11-18 | 2017-05-17 | 中建七局安装工程有限公司 | Rack node ball positioner |
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2019
- 2019-07-22 CN CN201910659414.8A patent/CN110528894B/en active Active
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| CN1621777A (en) * | 2003-11-25 | 2005-06-01 | 上海市机械施工公司 | Cylinder bar three-dimensional measuring apparatus |
| CN202793358U (en) * | 2012-02-23 | 2013-03-13 | 上海宝冶集团有限公司 | Net rack welding ball three-dimensional rapid measuring device |
| CN206177300U (en) * | 2016-11-18 | 2017-05-17 | 中建七局安装工程有限公司 | Rack node ball positioner |
| CN206235295U (en) * | 2016-11-29 | 2017-06-09 | 中国建筑第八工程局有限公司 | Ball's dead center coordinate measuring set |
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