CN114427176B - Bed-jig - Google Patents
Bed-jig Download PDFInfo
- Publication number
- CN114427176B CN114427176B CN202210010831.1A CN202210010831A CN114427176B CN 114427176 B CN114427176 B CN 114427176B CN 202210010831 A CN202210010831 A CN 202210010831A CN 114427176 B CN114427176 B CN 114427176B
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- CN
- China
- Prior art keywords
- fixing device
- nut
- adjusting screw
- screw rod
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/08—Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/08—Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail
- E01B25/10—Mono-rails; Auxiliary balancing rails; Supports or connections for rails
Abstract
The application relates to the field of monorail of rail transit, in particular to a jig frame, which comprises a rail beam, wherein a rail beam bottom plate is arranged below the rail beam; the fixing device comprises a first fixing device and a second fixing device, the first fixing device and the second fixing device are arranged on the same horizontal line, the height of the first fixing device is the same as that of the second fixing device, and a gap is arranged between the first fixing device and the second fixing device; the adjusting screw rod is arranged between the first fixing device and the second fixing device, is arranged below the track beam and is used for adjusting the line shape of the track beam.
Description
Technical Field
The application belongs to the field of monorails of rail transit, and particularly relates to a jig frame.
Background
In the prior art, the straddle type monorail adopts the steel-concrete combined rail beam, overcomes the defects of thick structure, complex construction procedure and the like of a scheme of dragging a PC rail beam on a concrete continuous beam, and also improves the problems of high cost, skidding of wheels and Liang Tiyi and the like of the steel rail beam, so that the use amount of the steel-concrete combined rail beam is increased year by year in recent years, but the steel-concrete combined rail beam is directly used as a rail of train operation, so that a rail line type is required to be formed according to the line design requirements in the manufacturing and erection processes, and the requirements on the external dimension, the internal quality, the manufacturing and erection precision and the like of the rail beam are very high, and the line type of the rail beam is required to be realized in the manufacturing of the steel structure. Because of the polygonal, complex and high precision requirements of the track beam line shape, the same set of jig frames cannot be adopted to finish the manufacture of the track beams with different line shapes, the conventional method is to manufacture one-to-one jig frames by combining the line shapes of the track beams, the economical efficiency is low, and the precision is difficult to control.
Disclosure of Invention
The application provides a jig frame, which aims to solve the problems that a steel-concrete combined track beam requires higher manufacturing precision, the beam body line shape is difficult to control, and the jig frame cannot be commonly used in manufacturing and mounting stages.
The embodiment of the application provides a jig frame, which comprises a track beam, a fixing device and an adjusting screw rod; a track beam bottom plate is arranged below the track beam; the fixing device comprises a first fixing device and a second fixing device, the first fixing device and the second fixing device are arranged on the same horizontal line, the height of the first fixing device is the same as that of the second fixing device, and a gap is arranged between the first fixing device and the second fixing device; the adjusting screw rod is arranged between the first fixing device and the second fixing device, and is arranged below the track beam and used for adjusting the line shape of the track beam.
Optionally, the adjusting screw rod includes a first adjusting screw rod and a second adjusting screw rod, and the first adjusting screw rod and the second adjusting screw rod are both perpendicular to the bottom surface.
Optionally, the adjusting screw rod is sleeved with an upper adjusting nut and a lower adjusting nut, the upper adjusting nut is arranged above the fixing device, the lower adjusting nut is arranged below the fixing device, the upper adjusting nut is connected with the adjusting screw rod through threads, and the lower adjusting nut is connected with the adjusting screw rod through threads.
Optionally, the diameter of the adjusting wire rod is smaller than the distance between the first fixing device and the second fixing device.
Optionally, the upper end cover of adjustment lead screw is equipped with first nut and second nut, first nut and second nut with adjustment lead screw threaded connection, first nut sets up the top of second nut, first nut with the second nut contacts, first nut with be provided with the connecting plate between the track roof beam bottom plate, the top of first nut with the connecting plate contact.
Optionally, two backing plates are arranged above the connecting plate, the two backing plates are arranged right above the adjusting screw rod, one side of each backing plate is in contact with the connecting plate, and the other side of each backing plate is in contact with the track beam bottom plate.
Optionally, the fixing device top still includes the locating plate, the locating plate with fixing device sets up perpendicularly, the locating plate includes first locating plate and second locating plate, first locating plate with the second locating plate sets up respectively the both sides of track roof beam.
Optionally, the first locating plate with all be provided with the limiting plate on the second locating plate, the limiting plate sets up with ground is perpendicular, two the limiting plate is parallel to each other, two the distance between the limiting plate with the width of track roof beam bottom plate is the same.
Optionally, the slotted hole has all been seted up to first fixing device with the both sides of second fixing device, the slotted hole is followed fixing device's length direction sets up, first locating plate with the second locating plate is all through the slotted hole with fixing device can dismantle the link to each other.
Optionally, a supporting seat is arranged below the fixing device, and the supporting seat is in threaded connection with the fixing device.
Compared with the prior art, the application has the beneficial effects that:
1. according to the application, the two fixing devices are horizontally placed and have the same placing height, a gap is reserved between the two fixing devices and is arranged on the supporting seat, two adjusting screw rods are arranged in the gap of the fixing devices, and meanwhile, a first nut, a second nut, an upper adjusting nut and a lower adjusting nut are arranged on the adjusting screw rods, so that the problems of vertical face basic linear positioning, planar basic linear positioning, vertical adjustable, transverse adjustment and ultrahigh of the beam body are solved.
2. According to the application, the limiting plate is arranged on the fixing device to serve as transverse limiting, and the fixing device is matched with the transverse oblong holes formed in the fixing device, so that the device is applicable to track beams with different widths.
3. According to the application, bolt holes are arranged on the bottom of the supporting seat, and the beam-making base or the temporary support in the installation stage is connected through bolts, so that the universality of the jig in the manufacturing and installation stage is realized.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the embodiments of the application. The objectives and other advantages of the application will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a tire frame according to an embodiment of the present application.
Fig. 2 is a side view of a jig frame according to an embodiment of the application.
Fig. 3 is a top view of a jig frame according to an embodiment of the present application.
The marks in the figure: 1. a rail beam; 2. a backing plate; 3. a connecting plate; 4. a limiting plate; 5. a first positioning plate; 6. a first adjusting screw rod; 7. a first fixing device; 8. a lower fixing bolt; 9. an anchor bolt; 10. a support base; 11. a lower adjustment nut; 12. a second adjusting screw rod; 13. a second positioning plate; 14. a fixing bolt is arranged on the upper part; 15. an upper adjusting nut; 16. a second nut; 17. a second fixing device; 18. a slotted hole; 19. a track beam bottom plate; 20. a first nut.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, the present embodiment provides a jig frame, which includes a rail beam 1, a fixing device and an adjusting screw; a track beam bottom plate 19 is arranged below the track beam 1; the fixing device comprises a first fixing device 7 and a second fixing device 17, the first fixing device 7 and the second fixing device 17 are arranged on the same horizontal line, and a gap is arranged between the first fixing device and the second fixing device; the adjusting screw rod is arranged between the first fixing device 7 and the second fixing device 17, is arranged below the track beam 1 and is used for adjusting the line shape of the track beam, and the adjusting screw rod can transversely move left and right between the two fixing devices provided with gaps by penetrating the adjusting screw rod between the two fixing devices, so that the problem of positioning the line shape of the plane foundation of the beam body is solved.
In a specific embodiment of the present disclosure, the adjusting screw includes a first adjusting screw 6 and a second adjusting screw 12, the first adjusting screw 6 and the second adjusting screw 12 are both vertically disposed with the bottom surface, the first adjusting screw 6 and the second adjusting screw are vertically disposed with the bottom surface to be beneficial to ensuring accuracy of adjusting the line shape, and rail positions right on both sides of the rail beam 1 are required right above the first adjusting screw 6 and the second adjusting screw 12 to ensure accuracy of positioning.
As shown in fig. 1, in a specific embodiment of the present disclosure, an adjusting screw sleeve is provided with an upper adjusting nut 15 and a lower adjusting nut 11, the upper adjusting nut 15 is arranged above a fixing device, the lower adjusting nut 11 is arranged below the fixing device, the upper adjusting nut 15 is connected with the adjusting screw through threads, the lower adjusting nut 11 is connected with the adjusting screw through threads, the adjusting screw can be moved up and down in a gap of the fixing device by unscrewing the upper adjusting nut 15 and the lower adjusting nut 11, the adjusting screw can be fixed on the fixing device by screwing the upper adjusting nut 15 and the lower adjusting nut 11, the positions of the first adjusting screw 6 and the second adjusting screw 12 are adjusted in this way, the elevation line shape of a line where the track beam 1 is located is obtained by measuring lofting, and the elevation basic line shape positioning problem and the vertical direction adjustable problem of the beam body can be solved by converting the vertical height of the adjusting screw to be obtained; according to the actual condition of the line flat curve where the track beam 1 is located, the positions of the first adjusting screw rod 6 and the second adjusting screw rod 12 can be obtained through conversion, and the problems of torsion and superelevation of the track beam 1 are solved by fixing the first adjusting screw rod 6 and the second adjusting screw rod 12 at different heights.
As shown in fig. 2, in a specific embodiment of the present disclosure, the diameter of the adjusting screw is smaller than the distance between the first fixing device 7 and the second fixing device 17, which is beneficial to the movement of the adjusting screw without friction in the gap between the first fixing device 7 and the second fixing device 17, and ensures that the thread of the adjusting screw is not worn.
In a specific embodiment of the present disclosure, the upper end of the adjusting screw is sleeved with a first nut 20 and a second nut 16, the first nut 20 and the second nut 16 are in threaded connection with the adjusting screw, the first nut 20 is disposed above the second nut 16, the first nut 20 is in contact with the second nut 16, a connecting plate 3 is disposed between the first nut 20 and the track beam bottom plate 19, the top of the first nut 20 is in contact with the connecting plate 3, the first nut 20 and the second nut 16 adopt a double-nut structure, when the accuracy of the adjusting screw is insufficient through adjustment, the beam body can be finely adjusted in the vertical direction through adjustment of the first nut 20, the first nut 20 can be fixed through adjustment of the second nut 16, and the accuracy of the vertical adjustment of the beam body is ensured.
In a specific embodiment of the present disclosure, two backing plates 2 are disposed above the connecting plate 3, the two backing plates 2 are disposed right above the adjusting screw, one side of the backing plate 2 is in contact with the connecting plate 3, the other side is in contact with the rail beam bottom plate 19, the backing plate 2 is located between the connecting plate 3 and the rail beam bottom plate 19, the force is transmitted to the connecting plate 3 through the adjusting screw, the backing plate 2 is favorable for distributing average stress and avoiding local stress concentration, the two backing plates 2 are disposed right above the first adjusting screw 6 and the second adjusting screw 12, accuracy of force transmission is guaranteed, and accordingly accuracy of beam body alignment is guaranteed through adjustment of the adjusting screw.
As shown in fig. 3, in a specific embodiment of the present disclosure, a positioning plate is further included above the fixing device, the positioning plate is vertically disposed with the fixing device, the positioning plate includes a first positioning plate 5 and a second positioning plate 13, the first positioning plate 5 and the second positioning plate 13 are respectively disposed on two sides of the track beam 1, the first positioning plate 5 and the second positioning plate 13 are both provided with a limiting plate 4, the limiting plate 4 is vertically disposed with the ground, the two limiting plates 4 are parallel to each other, a distance between the two limiting plates 4 is the same as a width of the track beam bottom plate 19, the positioning plates are longitudinally disposed along a length direction of the fixing device, the positioning plates span the first fixing device 7 and the second fixing device 17, the limiting plates 4 are vertically fixed on the positioning plates by welding, and a distance between the two limiting plates 4 is the same as a width of the track beam bottom plate 19 to be favorable for the limiting plates to transversely limit the track beam 1.
As shown in fig. 3, in a specific embodiment of the present disclosure, two sides of the first fixing device 7 and the second fixing device 17 are provided with oblong holes 18, the oblong holes 18 are arranged along the length direction of the fixing device, the first positioning plate 5 and the second positioning plate 13 are detachably connected with the fixing device through the oblong holes 18, according to the actual condition of the located line, the width condition of the track beam 1 is achieved by transversely moving the first positioning plate 5 and the second positioning plate 13 on the oblong holes 18, moving the first positioning plate 5 and the second positioning plate 13 to the width of the actual track beam 1 adapting to the located line, fixing the first positioning plate 5 and the second positioning plate 13 in the oblong holes 18 through the upper fixing nuts 14, according to the different located lines, the width of the track beam 1 is also different, and according to the different places of the oblong holes 18, the adaptability of the track beams with different widths can be solved through fixing the first positioning plate 5 and the second positioning plate 13 by the upper fixing nuts 14.
In a specific embodiment of the disclosure, a supporting seat 10 is arranged below the fixing device, the supporting seat 10 is in threaded connection with the fixing device, the supporting seat 10 is fixed with the fixing device through a lower fixing bolt 9, a bolt hole is formed in the bottom of the fixing device, a beam making base or a temporary support in an installation stage is connected through a foundation bolt 9, the universality of the jig in the manufacturing and installation stage can be realized, and in addition, a detachable caster is installed through the bolt hole in the bottom of the fixing device to facilitate the movement of the jig.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present application. Therefore, the protection scope of the application is subject to the protection scope of the claims.
Claims (8)
1. A jig frame, comprising:
the track beam (1), the below of the said track beam (1) has track beam bottom plate (19);
the fixing device comprises a first fixing device (7) and a second fixing device (17), wherein the first fixing device (7) and the second fixing device (17) are arranged on the same horizontal line, the height of the first fixing device (7) is the same as the height of the second fixing device (17), and a gap is arranged between the first fixing device (7) and the second fixing device (17); and
the adjusting screw rod is arranged between the first fixing device (7) and the second fixing device (17), and is arranged below the track beam (1) and used for adjusting the linear shape of the track beam (1);
wherein the diameter of the adjusting screw is smaller than the distance between the first fixing device (7) and the second fixing device (17);
the upper end of the adjusting screw rod is sleeved with a first nut (20) and a second nut (16), the first nut (20) and the second nut (16) are in threaded connection with the adjusting screw rod, the first nut (20) is arranged above the second nut (16), the first nut (20) is in contact with the second nut (16), a connecting plate (3) is arranged between the first nut (20) and the track beam bottom plate (19), and the top of the first nut (20) is in contact with the connecting plate (3).
2. A jig frame as claimed in claim 1, wherein: the adjusting screw rod comprises a first adjusting screw rod (6) and a second adjusting screw rod (12), and the first adjusting screw rod (6) and the second adjusting screw rod (12) are perpendicular to the ground.
3. A jig frame as claimed in claim 1, wherein: the adjusting screw rod is sleeved with an upper adjusting nut (15) and a lower adjusting nut (11), the upper adjusting nut (15) is arranged above the fixing device, the lower adjusting nut (11) is arranged below the fixing device, the upper adjusting nut (15) is connected with the adjusting screw rod through threads, and the lower adjusting nut (11) is connected with the adjusting screw rod through threads.
4. A jig frame as claimed in claim 1, wherein: two base plates (2) are arranged above the connecting plate (3), the two base plates (2) are arranged right above the adjusting screw rod, one side of each base plate (2) is in contact with the connecting plate (3), and the other side of each base plate is in contact with the track beam bottom plate (19).
5. A jig frame as claimed in claim 1, wherein: the fixing device is characterized in that the fixing device further comprises a locating plate above, the locating plate is perpendicular to the fixing device, the locating plate comprises a first locating plate (5) and a second locating plate (13), and the first locating plate (5) and the second locating plate (13) are respectively arranged on two sides of the track beam (1).
6. The jig frame of claim 5, wherein: the track beam bottom plate is characterized in that limiting plates (4) are arranged on the first locating plates (5) and the second locating plates (13), the limiting plates (4) are perpendicular to the ground, the two limiting plates (4) are parallel to each other, and the distance between the two limiting plates (4) is the same as the width of the track beam bottom plate (19).
7. The jig frame of claim 5, wherein: the two sides of the first fixing device (7) and the two sides of the second fixing device (17) are respectively provided with a long round hole (18), the long round holes (18) are arranged along the length direction of the fixing device, and the first positioning plate (5) and the second positioning plate (13) are detachably connected with the fixing device through the long round holes (18).
8. A jig frame as claimed in claim 1, wherein: a supporting seat (10) is arranged below the fixing device, and the supporting seat (10) is in threaded connection with the fixing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210010831.1A CN114427176B (en) | 2022-01-06 | 2022-01-06 | Bed-jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210010831.1A CN114427176B (en) | 2022-01-06 | 2022-01-06 | Bed-jig |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114427176A CN114427176A (en) | 2022-05-03 |
| CN114427176B true CN114427176B (en) | 2023-10-20 |
Family
ID=81311238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210010831.1A Active CN114427176B (en) | 2022-01-06 | 2022-01-06 | Bed-jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114427176B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116766363B (en) * | 2023-08-22 | 2023-11-03 | 中铁六局集团太原铁路建设有限公司 | Integral magnetic levitation track beam template tool and method for manufacturing magnetic levitation track beam |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07197474A (en) * | 1993-12-29 | 1995-08-01 | Unitec:Kk | Device for centering anchor bolt and method for centering it |
| CN103321113A (en) * | 2013-07-02 | 2013-09-25 | 北京交通大学 | Fast production method of track beams different in size and shape |
| CN106626012A (en) * | 2017-03-07 | 2017-05-10 | 中铁工程设计咨询集团有限公司 | Integral transfer straddle-type monorail PC track beam template |
| CN208396323U (en) * | 2018-03-27 | 2019-01-18 | 中冶天工集团有限公司 | A kind of height-adjustable hyperboloid reticulated shell assembly moulding bed |
| CN109610328A (en) * | 2018-12-18 | 2019-04-12 | 中铁隧道集团处有限公司 | Straddle-type monorail Simple-supported PC Rail Beam in Light Rail high accuracy install method |
| CN211548063U (en) * | 2019-12-23 | 2020-09-22 | 杭州建工集团有限责任公司 | Adjustable bed-jig of toper mast preparation |
-
2022
- 2022-01-06 CN CN202210010831.1A patent/CN114427176B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07197474A (en) * | 1993-12-29 | 1995-08-01 | Unitec:Kk | Device for centering anchor bolt and method for centering it |
| CN103321113A (en) * | 2013-07-02 | 2013-09-25 | 北京交通大学 | Fast production method of track beams different in size and shape |
| CN106626012A (en) * | 2017-03-07 | 2017-05-10 | 中铁工程设计咨询集团有限公司 | Integral transfer straddle-type monorail PC track beam template |
| CN208396323U (en) * | 2018-03-27 | 2019-01-18 | 中冶天工集团有限公司 | A kind of height-adjustable hyperboloid reticulated shell assembly moulding bed |
| CN109610328A (en) * | 2018-12-18 | 2019-04-12 | 中铁隧道集团处有限公司 | Straddle-type monorail Simple-supported PC Rail Beam in Light Rail high accuracy install method |
| CN211548063U (en) * | 2019-12-23 | 2020-09-22 | 杭州建工集团有限责任公司 | Adjustable bed-jig of toper mast preparation |
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| Publication number | Publication date |
|---|---|
| CN114427176A (en) | 2022-05-03 |
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