CN107142796B - Positioning tool for mounting J-III type expansion joint of medium-low speed magnetic levitation track - Google Patents
Positioning tool for mounting J-III type expansion joint of medium-low speed magnetic levitation track Download PDFInfo
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- CN107142796B CN107142796B CN201710591844.1A CN201710591844A CN107142796B CN 107142796 B CN107142796 B CN 107142796B CN 201710591844 A CN201710591844 A CN 201710591844A CN 107142796 B CN107142796 B CN 107142796B
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- 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
- E01B25/30—Tracks for magnetic suspension or levitation vehicles
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- 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
- E01B25/30—Tracks for magnetic suspension or levitation vehicles
- E01B25/32—Stators, guide rails or slide rails
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
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- Mechanical Engineering (AREA)
- Details Of Measuring And Other Instruments (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a positioning tool for mounting a J III type expansion joint of a medium-low speed magnetic levitation track, which comprises a main frame body, a longitudinal adjusting mechanism, a transverse adjusting mechanism and a height adjusting mechanism, wherein the longitudinal adjusting mechanism, the transverse adjusting mechanism and the height adjusting mechanism are used for adjusting the mounting position of a J III type expansion joint mounting seat; the transverse adjusting mechanism comprises a transverse adjusting frame body and a first screw rod moving mechanism for driving the transverse adjusting frame body to transversely move; the longitudinal adjusting mechanism comprises a longitudinal adjusting frame body and a second screw rod moving mechanism for driving the longitudinal adjusting frame body to move longitudinally; and a positioning steel plate for positioning the mounting position of the J III type expansion joint mounting seat is arranged below the main frame body. The positioning device can solve the problem that the J III type telescopic joint mounting seats cannot be positioned, positioning accuracy of the four J III type telescopic joint mounting seats is guaranteed, positioning and mounting of the J III type telescopic joints are achieved, positioning accuracy is high, errors are small, and mounting progress of the J III type telescopic joints is accelerated.
Description
Technical Field
The invention belongs to the technical field of medium-low speed magnetic levitation track erection equipment, relates to a positioning tool, and particularly relates to a positioning tool for installation of a J III type expansion joint of a medium-low speed magnetic levitation track.
Background
The medium-low speed magnetic suspension track is formed by assembling magnetic suspension track panels, the magnetic suspension track panels are connected with the magnetic suspension track panels through telescopic joints, according to the expansion amount of different requirements, the telescopic joints with five types are designed, namely J I type, J II type, J III G type and J IV type, wherein the length of the J III type telescopic joint is 1.2 meters, the weight is 1.6 tons, and the installation precision requirement on the J III type telescopic joint is very high, if the J III type telescopic joint is directly connected with the magnetic suspension track panels by adopting a hoisting method, because the J III type telescopic joint has large volume and heavy weight, the J III type telescopic joint is easily damaged, the hoisting construction safety is poor, and meanwhile, because the J III type telescopic joint sliding guide rail cannot be heated, the currently adopted J III type telescopic joint installation structure is as follows: as shown in fig. 1, the jiiii type expansion joint 16 is installed between the first magnetic levitation track panel 17 and the second magnetic levitation track panel 18 to be connected, the jiiii type expansion joint 16 needs to be installed on four jiiii type expansion joint installation seats, the jiiii type expansion joint installation seat is composed of an installation steel plate 13 and an embedded steel plate 14 which are fixedly connected, the embedded steel plate 14 is fixedly connected with a steel bar of a civil foundation 15, and the installation accuracy of the jiiii type expansion joint 16 can be ensured only by ensuring the positioning accuracy of the jiiii type expansion joint installation seat, so that a very high requirement is provided for the positioning accuracy of the jiiii type expansion joint installation seat. Therefore, a positioning tool with high positioning accuracy, lightness and high efficiency is required to be provided to ensure the positioning accuracy of the J III type expansion joint mounting seat.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a positioning tool for mounting a J III type telescopic joint of a medium-low speed magnetic levitation track, aiming at the defects in the prior art, the positioning tool is simple in structure and reasonable in design, can solve the problem that a J III type telescopic joint mounting seat cannot be positioned, realizes positioning and mounting of the J III type telescopic joint by ensuring the positioning accuracy of four J III type telescopic joint mounting seats, is high in positioning accuracy and small in error, accelerates the mounting progress of the J III type telescopic joint, and has a good using effect.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a location frock that is used for III type telescopic joint of well low-speed magnetic levitation track to install which characterized in that: the main frame body is provided with a prism matched with a total station instrument; the transverse adjusting mechanism comprises a transverse adjusting frame body and a first lead screw moving mechanism for driving the transverse adjusting frame body to transversely move, the transverse adjusting frame body is in sliding fit with the main frame body, and the first lead screw moving mechanism is arranged between the transverse adjusting frame body and the main frame body; the longitudinal adjusting mechanism comprises a longitudinal adjusting frame body and a second lead screw moving mechanism for driving the longitudinal adjusting frame body to longitudinally move, the longitudinal adjusting frame body is in sliding fit with the transverse adjusting frame body, and the second lead screw moving mechanism is arranged between the transverse adjusting frame body and the longitudinal adjusting frame body; the height adjusting mechanism comprises an adjusting screw rod, the lower end of the adjusting screw rod penetrates through the longitudinal adjusting frame body, a hand wheel is mounted at the upper end of the adjusting screw rod, and the adjusting screw rod is in threaded connection with the longitudinal adjusting frame body; and a positioning steel plate for positioning the mounting position of the J-III type telescopic joint mounting seat is arranged below the main frame body.
The positioning tool for mounting the J III type telescopic joint of the medium-low speed magnetic levitation track is characterized in that: the top surface of the main frame body is provided with a transverse guide rail, and the bottom surface of the transverse adjusting frame body is provided with a transverse sliding block matched with the transverse guide rail.
The positioning tool for mounting the J-III type expansion joint of the medium-low speed magnetic levitation track is characterized in that: the top surface of the transverse adjusting frame body is provided with a longitudinal guide rail, and the bottom surface of the longitudinal adjusting frame body is provided with a longitudinal sliding block matched with the longitudinal guide rail.
The positioning tool for mounting the J-III type expansion joint of the medium-low speed magnetic levitation track is characterized in that: first lead screw moving mechanism includes first support frame, runs through first lead screw and the first screw seat of suit on first lead screw of installing on first support frame, first regulation compass is installed to the one end of first lead screw, be connected with first horizontal fixing plate on the first screw seat, first horizontal fixing plate fixed mounting is on the body frame body, first support frame fixed mounting is on the lateral adjustment support body, first horizontal fixing plate is located the both sides of first screw seat respectively with first regulation compass, first lead screw is parallel to each other with lateral guideway.
The positioning tool for mounting the J-III type expansion joint of the medium-low speed magnetic levitation track is characterized in that: the second lead screw moving mechanism comprises a second support frame, a second lead screw which is installed on the second support frame in a penetrating mode and a second screw seat which is installed on the second lead screw in a sleeved mode, a second adjusting compass is installed at one end of the second lead screw, a second horizontal fixing plate is connected to the second screw seat, the second horizontal fixing plate is fixedly installed on the transverse adjusting support body, the second support frame is fixedly installed on the longitudinal adjusting support body, the second horizontal fixing plate and the second adjusting compass are located on the same side of the second screw seat, and the second lead screw is parallel to the longitudinal guide rail.
The positioning tool for mounting the J-III type expansion joint of the medium-low speed magnetic levitation track is characterized in that: the positioning steel plate is connected with the main frame body through a support rod.
The positioning tool for mounting the J-III type expansion joint of the medium-low speed magnetic levitation track is characterized in that: the main frame body is provided with a prism rod for installing a prism, and the prism rod and the supporting rod are arranged on the same axis.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the main frame body and the transverse adjusting frame body in sliding fit with the main frame body are arranged, and the transverse adjusting frame body can transversely move on the main frame body under the driving of the first screw rod moving mechanism, so that the adjustment of the transverse offset of the four J III type telescopic joint mounting seats is realized; the longitudinal adjusting frame body in sliding fit with the transverse adjusting frame body is arranged above the transverse adjusting frame body, and the longitudinal adjusting frame body can longitudinally move on the transverse adjusting frame body under the driving of the second lead screw moving mechanism, so that the longitudinal offset of the four J-III type telescopic joint installation seats can be adjusted; the lower end of the adjusting screw rod penetrates through the longitudinal adjusting frame body, and the adjusting screw rod is in threaded connection with the longitudinal adjusting frame body, so that when the adjusting compass is rotated clockwise or anticlockwise, the longitudinal adjusting frame body can drive the transverse adjusting frame body and the main frame body to gradually move up, move down and move down along the adjusting screw rod, and the adjustment of the height offset of the J III type telescopic joint mounting seat is realized; the problem that the J III type telescopic joint mount pad can not be located can be solved, the positioning accuracy of four J III type telescopic joint mount pads is guaranteed, so that the J III type telescopic joint is located and installed, the positioning accuracy is high, the error is small, the installation progress of the J III type telescopic joint is accelerated, and the using effect is good.
2. According to the invention, the transverse guide rail is matched with the transverse sliding block, the first screw rod is parallel to the transverse guide rail, the longitudinal guide rail is matched with the longitudinal sliding block, and the second screw rod is parallel to the longitudinal guide rail, so that the moving precision of the transverse adjusting frame body and the longitudinal adjusting frame body can be ensured, and the moving stability of the transverse adjusting frame body and the longitudinal adjusting frame body is improved.
3. The prism is connected with the prism rod in an inserting mode, and the prism rod and the supporting rod are on the same axis, so that the measuring precision can be ensured, and the longitudinal offset and the transverse offset which need to be adjusted by the J III type telescopic joint mounting seat can be accurately reflected.
4. The invention has simple structure, reasonable design, low manufacturing cost and convenient popularization and application.
In conclusion, the positioning device is simple in structure and reasonable in design, can solve the problem that the J-III type telescopic joint mounting seats cannot be positioned, realizes positioning and mounting of the J-III type telescopic joints by ensuring the positioning accuracy of the four J-III type telescopic joint mounting seats, is high in positioning accuracy and small in error, accelerates the mounting progress of the J-III type telescopic joints, and is good in using effect.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
Fig. 1 is a schematic view of a mounting structure of a J iii type expansion joint in the prior art.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a state diagram of the present invention in use.
Fig. 4 is a schematic structural diagram of the first lead screw moving mechanism of the present invention.
Fig. 5 is a schematic structural diagram of a second lead screw moving mechanism according to the present invention.
Description of reference numerals:
1-longitudinal adjusting frame body; | 2, transversely adjusting the frame body; | 3, a main frame body; |
4-a first screw rod moving mechanism; | 4-1 — a first support frame; | 4-2-a first lead screw; |
4-3 — a first screw seat; | 4-4 — a first adjustment compass; | 4-5-a first horizontal fixed plate; |
5, a second screw rod moving mechanism; | 5-1 — a second support; | 5-2-a second screw rod; |
5-3-a second screw seat; | 5-4-second regulating compass; | 5-a second horizontal fixing plate; |
6-1-adjusting screw; | 6-2-hand wheel; | 7-prism rod; |
8, a prism; | 9-1-transverse guide; | 9-2-transverse slide block; |
10-1-longitudinal rail; | 10-2-longitudinal slide block; | 11, positioning a steel plate; |
12-a support bar; | 13-installing a steel plate; | 14, pre-burying a steel plate; |
15-civil foundation; | 16-type iii expansion joints; | 17-a first magnetic levitation track section; |
and 18, magnetic levitation track section two. |
Detailed Description
As shown in fig. 2, the telescopic joint adjusting device comprises a main frame body 3, a longitudinal adjusting mechanism, a transverse adjusting mechanism and a height adjusting mechanism, wherein the longitudinal adjusting mechanism, the transverse adjusting mechanism and the height adjusting mechanism are used for adjusting the installation position of a jiiii type telescopic joint installation seat, and a prism 8 matched with a total station is arranged on the main frame body 3; the transverse adjusting mechanism comprises a transverse adjusting frame body 2 and a first lead screw moving mechanism 4 for driving the transverse adjusting frame body 2 to transversely move, the transverse adjusting frame body 2 is in sliding fit with the main frame body 3, and the first lead screw moving mechanism 4 is arranged between the transverse adjusting frame body 2 and the main frame body 3; the longitudinal adjusting mechanism comprises a longitudinal adjusting frame body 1 and a second lead screw moving mechanism 5 for driving the longitudinal adjusting frame body 1 to longitudinally move, the longitudinal adjusting frame body 1 is in sliding fit with the transverse adjusting frame body 2, and the second lead screw moving mechanism 5 is installed between the transverse adjusting frame body 2 and the longitudinal adjusting frame body 1; the height adjusting mechanism comprises an adjusting screw rod 6-1, the lower end of the adjusting screw rod 6-1 penetrates through the longitudinal adjusting frame body 1, a hand wheel 6-2 is installed at the upper end of the adjusting screw rod 6-1, and the adjusting screw rod 6-1 is in threaded connection with the longitudinal adjusting frame body 1; and a positioning steel plate 11 for positioning the mounting position of the J III type expansion joint mounting seat is arranged below the main frame body 3.
During actual use, as shown in fig. 3, the jiiii-type telescopic joint mounting base is composed of an installation steel plate 13 and an embedded steel plate 14 which are fixedly connected, the embedded steel plate 14 is fixedly connected with a steel bar of a civil foundation 15, the installation steel plate 13 is detachably connected with the positioning steel plates 11, the number of the jiiii-type telescopic joint mounting bases is four, therefore, the number of the positioning steel plates 11 is also four, the four positioning steel plates 11 need to be respectively connected with the four jiiii-type telescopic joint mounting bases, and the adjustment of the mounting positions of the four jiiii-type telescopic joint mounting bases is realized by adjusting the positions of the four positioning steel plates 11.
As shown in fig. 2, by providing the main frame body 3 and the lateral adjustment frame body 2 slidably fitted to the main frame body 3, the lateral adjustment frame body 2 can move laterally on the main frame body 3 under the driving of the first lead screw moving mechanism 4, and since the lateral adjustment frame body 2 and the four jiii telescopic joint mounting seats are both connected to the main frame body 3, the four jiii telescopic joint mounting seats can move in the lateral direction along with the lateral adjustment frame body 2, thereby achieving the adjustment of the lateral offset of the four jiii telescopic joint mounting seats.
Through the top setting at horizontal adjustment support body 2 and horizontal adjustment support body 2 sliding fit's vertical adjustment support body 1, vertical adjustment support body 1 is under the drive of second lead screw moving mechanism 5, can be at horizontal adjustment support body 2 on the vertical removal, because vertical adjustment support body 1 is connected with the main frame body 3 through horizontal adjustment support body 2, and four types of J III expansion joint mount pads are connected with the main frame body 3, therefore, four types of J III expansion joint mount pads can be along with vertical adjustment support body 1 removes on longitudinal direction, the realization is to the adjustment of four types of J III expansion joint mount pad longitudinal offset.
As shown in fig. 2 and 3, the lower end of the adjusting screw 6-1 penetrates through the longitudinal adjusting frame body 1, and the adjusting screw 6-1 is in threaded connection with the longitudinal adjusting frame body 1, when the hand wheel 6-2 is rotated clockwise, the lower end of the adjusting screw 6-1 abuts against the civil engineering foundation 15, so that the longitudinal adjusting frame body 1 gradually moves up along the adjusting screw 6-1, because the longitudinal adjusting frame body 1 is connected with the transverse adjusting frame body 2, and the transverse adjusting frame body 2 is connected with the main frame body 3, the transverse adjusting frame body 2 and the main frame body 3 are both driven by the longitudinal adjusting frame body 1 to gradually move up along the adjusting screw 6-1, and when the hand wheel 6-2 is rotated counterclockwise, the transverse adjusting frame body 2 and the main frame body 3 are both driven by the longitudinal adjusting frame body 1 to gradually move down along the adjusting screw 6-1, thereby realizing the adjustment of the height offset of the telescopic joint mounting base of the type J iii.
After the mounted position adjustment of the J III type telescopic joint mount pad is accurate, with four pre-buried steel plates 14 and the reinforcing bar fixed connection of civil engineering basis 15, demolish this location frock from four installation steel plates 13 again, install the hoist and mount of J III type telescopic joint 16 on four J III type telescopic joint mount pads, can solve the unable problem of fixing a position of J III type telescopic joint mount pad, and guaranteed the positioning accuracy of four J III type telescopic joint mount pads, thereby realize the location installation of J III type telescopic joint 16, positioning accuracy is high, the error is little, accelerated the installation progress of J III type telescopic joint 16, excellent in use effect.
In this embodiment, the top surface of the main frame body 3 is provided with a transverse guide rail 9-1, and the bottom surface of the transverse adjusting frame body 2 is provided with a transverse slider 9-2 matched with the transverse guide rail 9-1.
In practical use, the transverse guide rails 9-1 are matched with the transverse sliding blocks 9-2, the main frame body 3 is connected with the transverse adjusting frame body 2 through the first lead screw moving mechanism 4, the transverse adjusting frame body 2 is driven by the first lead screw moving mechanism 4 to move along the length direction of the transverse guide rails 9-1, preferably, the number of the transverse guide rails 9-1 is four, and the four transverse guide rails 9-1 are symmetrically arranged on the top surface of the main frame body 3.
In this embodiment, the top surface of the transverse adjusting frame body 2 is provided with a longitudinal guide rail 10-1, and the bottom surface of the longitudinal adjusting frame body 1 is provided with a longitudinal sliding block 10-2 matched with the longitudinal guide rail 10-1.
In practical use, the longitudinal guide rails 10-1 are matched with the longitudinal sliding blocks 10-2, the longitudinal adjusting frame body 1 is connected with the transverse adjusting frame body 2 through the second lead screw moving mechanism 5, the longitudinal adjusting frame body 1 is driven by the second lead screw moving mechanism 5 to move along the length direction of the longitudinal guide rails 10-1, preferably, the number of the longitudinal guide rails 10-1 is four, and the four longitudinal guide rails 10-1 are symmetrically arranged on the top surface of the transverse adjusting frame body 2.
In this embodiment, as shown in fig. 2 and 4, the first lead screw moving mechanism 4 includes a first support frame 4-1, a first lead screw 4-2 installed on the first support frame 4-1 in a penetrating manner, and a first screw seat 4-3 sleeved on the first lead screw 4-2, one end of the first lead screw 4-2 is provided with a first adjusting compass 4-4, the first screw seat 4-3 is connected with a first horizontal fixing plate 4-5, the first horizontal fixing plate 4-5 is fixedly installed on the main frame body 3, the first support frame 4-1 is fixedly installed on the transverse adjusting frame body 2, the first horizontal fixing plate 4-5 and the first adjusting compass 4-4 are respectively located on two sides of the first screw seat 4-3, and the first lead screw 4-2 is parallel to the transverse guide rail 9-1.
In practical use, the first horizontal fixing plate 4-5 is fixedly installed on the main frame body 3 through bolts, and the first support frame 4-1 is fixedly installed on the transverse adjusting frame body 2 through bolts.
The purpose that the first screw rod 4-2 and the transverse guide rail 9-1 are parallel to each other is as follows: in order to ensure the moving precision of the transverse adjusting frame body 2 and improve the moving stability of the transverse adjusting frame body 2.
In this embodiment, as shown in fig. 2 and 5, the second screw rod moving mechanism 5 includes a second supporting frame 5-1, a second screw rod 5-2 installed on the second supporting frame 5-1 in a penetrating manner, and a second screw base 5-3 sleeved on the second screw rod 5-2, one end of the second screw rod 5-2 is provided with a second adjusting compass 5-4, the second screw base 5-3 is connected with a second horizontal fixing plate 5-5, the second horizontal fixing plate 5-5 is fixedly installed on the transverse adjusting frame body 2, the second supporting frame 5-1 is fixedly installed on the longitudinal adjusting frame body 1, the second horizontal fixing plate 5-5 and the second adjusting compass 5-4 are located on the same side of the second screw base 5-3, and the second screw rod 5-2 is parallel to the longitudinal guide rail 10-1.
During actual use, the second horizontal fixing plate 5-5 is fixedly mounted on the transverse adjusting frame body 2 through bolts, and the second support frame 5-1 is fixedly mounted on the longitudinal adjusting frame body 1 through bolts.
The purpose that the second screw rod 5-2 and the longitudinal guide rail 10-1 are parallel to each other is as follows: in order to ensure the moving precision of the longitudinal adjusting frame body 1 and improve the moving stability of the longitudinal adjusting frame body 1.
In actual use, the first support frame 4-1 and the second support frame 5-1 are identical in structure, the first screw rod 4-2 and the second screw rod 5-2 are identical in structure, the first screw seat 4-3 and the second screw seat 5-3 are identical in structure, and the first adjusting compass 4-4 and the second adjusting compass 5-4 are identical in structure.
During the in-service use, as shown in fig. 2, vertical regulation support body 1, horizontal regulation support body 2 and the body frame body 3 are rectangular frame, rectangular frame comprises two horizontal roof beams that are parallel to each other and two vertical roof beams that are parallel to each other, through all setting up vertical regulation support body 1, horizontal regulation support body 2 and the body frame body 3 into rectangular frame, can alleviate the weight of this location frock self for vertical regulation support body 1 and horizontal regulation support body 2 are at the removal in-process, and is more laborsaving, and is more light, material saving, reduction cost of manufacture.
In actual use, as shown in fig. 2 and 4, since the length of the longitudinal beam of the transverse adjustment frame body 2 is consistent with the length of the longitudinal beam of the main frame body 3, and the length of the transverse beam of the transverse adjustment frame body 2 is greater than the length of the transverse beam of the main frame body 3, when the first support frame 4-1 is fixedly mounted on any one longitudinal beam of the transverse adjustment frame body 2, the first horizontal fixing plate 4-5 is arranged at the bottom of the first screw seat 4-3, so as to compensate the distance between the transverse beam of the transverse adjustment frame body 2 and the transverse beam of the main frame body 3, and ensure that the first screw seat 4-3 is fixedly mounted on the main frame body 3 through the first horizontal fixing plate 4-5, and therefore, the first horizontal fixing plate 4-5 and the first adjustment compass 4-4 are respectively located at two sides of the first screw seat 4-3.
Similarly, as shown in fig. 2 and 5, since the length of the transverse beam of the longitudinal adjustment frame body 1 is the same as the length of the transverse beam of the transverse adjustment frame body 2, and the length of the longitudinal beam of the longitudinal adjustment frame body 1 is smaller than the length of the longitudinal beam of the transverse adjustment frame body 2, when the second support frame 5-1 is fixedly mounted on any one transverse beam of the longitudinal adjustment frame body 1, the second horizontal fixing plate 5-5 is arranged at the bottom of the second screw seat 5-3, so as to compensate the distance between the longitudinal beam of the longitudinal adjustment frame body 1 and the longitudinal beam of the transverse adjustment frame body 2, and ensure that the second screw seat 5-3 is fixedly mounted on the transverse adjustment frame body 2 through the second horizontal fixing plate 5-5, and therefore, the second horizontal fixing plate 5-5 and the second adjustment compass 5-4 are located at the same side of the second screw seat 5-3.
In the embodiment, the number of the adjusting screws 6-1 is four, and when the height offset of the four J III type telescopic joint installation seats is adjusted by using the four adjusting screws 6-1, four hand wheels 6-2 are simultaneously rotated by four operators, so that the balance of the height offset is ensured.
In this embodiment, the positioning steel plate 11 is connected to the main frame 3 through a support rod 12.
In this embodiment, be provided with prism pole 7 that is used for installing prism 8 on the body frame 3, prism pole 7 and bracing piece 12 are on same axis, during the in-service use, because the quantity of the type J III telescopic joint mount pad is four, therefore, the quantity of prism 8 and prism pole 7 is four, prism 8 is connected with prism pole 7 with the mode of pegging graft, because type J III telescopic joint mount pad is connected with positioning steel plate 11, and positioning steel plate 11 fixed mounting is in the bottom of bracing piece 12, body frame 3 fixed mounting is on the top of bracing piece 12, prism pole 7 fixed mounting is on body frame 3, therefore, when prism pole 7 and bracing piece 12 are on same axis, the position of the prism 8 reflection type J telescopic joint mount pad of pegging graft on prism pole 7 top is the most accurate.
In actual use, as shown in fig. 2, 3 and 4, when the jiii type telescopic joint 16 is installed between the magnetic levitation track panel one 17 and the magnetic levitation track panel two 18, four jiii type telescopic joint installation seats need to be pre-embedded on the civil engineering foundation 15, so that, firstly, four positioning steel plates 11 of the positioning tool need to be fixedly connected with the installation steel plates 13 of the four jiii type telescopic joint installation seats respectively, the four prisms 8 are connected with the four prism rods 7 respectively in an insertion manner, and then the total station arranged in the CPIII measurement system is used for measuring the coordinates of the prisms 8 to determine the longitudinal offset, the transverse offset and the height offset which need to be adjusted by the jiii type telescopic joint installation seats.
Secondly, when the transverse offset of the four J III type telescopic joint installation seats needs to be adjusted, the first adjusting compass 4-4 is manually rotated clockwise or anticlockwise to drive the first screw rod 4-2 to rotate clockwise or anticlockwise, and as the first screw seat 4-3 matched with the first screw rod 4-2 is fixedly arranged on the main frame body 3, the first support frame 4-1 for installing the first screw rod 4-2 is fixedly arranged on the transverse adjusting frame body 2, and the first screw rod 4-2 is parallel to the transverse guide rail 9-1, under the driving of the first screw rod 4-2, the transverse adjusting frame body 2 is far away from or close to the first screw seat 4-3 along the transverse guide rail 9-1, so that the transverse offset adjustment of the four J III type telescopic joint installation seats is realized.
When the longitudinal offset of the four J III type telescopic joint installation seats needs to be adjusted, the second adjusting compass 5-4 is manually rotated clockwise or anticlockwise to drive the second screw rod 5-2 to rotate clockwise or anticlockwise, and as the second screw seat 5-3 matched with the second screw rod 5-2 is fixedly arranged on the transverse adjusting frame body 2, the second support frame 5-1 for installing the second screw rod 5-2 is fixedly arranged on the longitudinal adjusting frame body 1, and the second screw rod 5-2 is parallel to the longitudinal guide rail 10-1, the longitudinal adjusting frame body 1 is far away from or close to the second screw seat 5-3 along the longitudinal guide rail 10-1 under the drive of the second screw rod 5-2, so that the longitudinal offset adjustment of the four J III type telescopic joint installation seats is realized.
When the height offset of the four JII type telescopic joint installation seats needs to be adjusted, the hand wheel 6-2 is manually rotated clockwise or anticlockwise to drive the adjusting screw rod 6-1 to rotate clockwise or anticlockwise, the lower end of the adjusting screw rod 6-1 is propped against the civil foundation 15, so that the longitudinal adjusting frame body 1 moves up or down in the length direction of the adjusting screw rod 6-1, the four JII type telescopic joint installation seats respectively connected with the four positioning steel plates 11 are driven to move up or down by the positioning tool, and the height adjustment of the four JII type telescopic joint installation seats is realized.
Finally, after the installation position of the J III type telescopic joint installation seat is adjusted accurately, the four embedded steel plates 14 are fixedly connected with the steel bars of the civil foundation 15, the positioning tool is detached from the four installation steel plates 13, and the J III type telescopic joint 16 is installed on the four J III type telescopic joint installation seats in a hoisting mode, so that the J III type telescopic joint 16 is installed in a positioning mode, positioning accuracy is high, errors are small, the installation progress of the J III type telescopic joint 16 is accelerated, the construction precision of medium and low speed magnetic suspension tracks is improved, the track construction progress can be effectively accelerated, economic benefits are improved, production cost is saved, and the J III type telescopic joint installation seat has wide popularization and application values.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (1)
1. The utility model provides a location frock that is used for III type telescopic joint of well low-speed magnetic levitation track to install which characterized in that: the main frame body (3) is provided with a prism (8) matched with a total station, and a longitudinal adjusting mechanism, a transverse adjusting mechanism and a height adjusting mechanism which are used for adjusting the installation position of the J III type telescopic joint installation seat; the transverse adjusting mechanism comprises a transverse adjusting frame body (2) and a first lead screw moving mechanism (4) for driving the transverse adjusting frame body (2) to transversely move, the transverse adjusting frame body (2) is in sliding fit with the main frame body (3), and the first lead screw moving mechanism (4) is installed between the transverse adjusting frame body (2) and the main frame body (3); the longitudinal adjusting mechanism comprises a longitudinal adjusting frame body (1) and a second lead screw moving mechanism (5) used for driving the longitudinal adjusting frame body (1) to longitudinally move, the longitudinal adjusting frame body (1) is in sliding fit with the transverse adjusting frame body (2), and the second lead screw moving mechanism (5) is installed between the transverse adjusting frame body (2) and the longitudinal adjusting frame body (1); the height adjusting mechanism comprises an adjusting screw rod (6-1), the lower end of the adjusting screw rod (6-1) penetrates through the longitudinal adjusting frame body (1), a hand wheel (6-2) is installed at the upper end of the adjusting screw rod (6-1), and the adjusting screw rod (6-1) is in threaded connection with the longitudinal adjusting frame body (1); a positioning steel plate (11) used for positioning the mounting position of the J III type expansion joint mounting seat is arranged below the main frame body (3);
the positioning steel plate (11) is connected with the main frame body (3) through a support rod (12);
the top surface of the main frame body (3) is provided with a transverse guide rail (9-1), and the bottom surface of the transverse adjusting frame body (2) is provided with a transverse sliding block (9-2) matched with the transverse guide rail (9-1);
the top surface of the transverse adjusting frame body (2) is provided with a longitudinal guide rail (10-1), and the bottom surface of the longitudinal adjusting frame body (1) is provided with a longitudinal sliding block (10-2) matched with the longitudinal guide rail (10-1);
the first screw rod moving mechanism (4) comprises a first support frame (4-1), a first screw rod (4-2) installed on the first support frame (4-1) in a penetrating mode and a first screw seat (4-3) sleeved on the first screw rod (4-2), a first adjusting compass (4-4) is installed at one end of the first screw rod (4-2), a first horizontal fixing plate (4-5) is connected onto the first screw seat (4-3), the first horizontal fixing plate (4-5) is fixedly installed on the main frame body (3), the first support frame (4-1) is fixedly installed on the transverse adjusting frame body (2), the first horizontal fixing plate (4-5) and the first adjusting compass (4-4) are located on two sides of the first screw seat (4-3) respectively, and the first screw rod (4-2) and the transverse guide rail (9-1) are parallel to each other;
the second screw rod moving mechanism (5) comprises a second support frame (5-1), a second screw rod (5-2) installed on the second support frame (5-1) in a penetrating mode and a second screw seat (5-3) sleeved on the second screw rod (5-2), a second adjusting compass (5-4) is installed at one end of the second screw rod (5-2), a second horizontal fixing plate (5-5) is connected onto the second screw seat (5-3), the second horizontal fixing plate (5-5) is fixedly installed on the transverse adjusting frame body (2), the second support frame (5-1) is fixedly installed on the longitudinal adjusting frame body (1), the second horizontal fixing plate (5-5) and the second adjusting compass (5-4) are located on the same side of the second screw seat (5-3), and the second screw rod (5-2) is parallel to the longitudinal guide rail (10-1);
a prism rod (7) for installing a prism (8) is arranged on the main frame body (3), and the prism rod (7) and the support rod (12) are on the same axis;
the J III type expansion joint mounting seat is formed by fixedly connecting a mounting steel plate (13) and an embedded steel plate (14);
when a JIII-type telescopic joint (16) is installed between a magnetic suspension track panel I (17) and a magnetic suspension track panel II (18), four JIII-type telescopic joint installation seats are required to be pre-embedded on a civil engineering foundation (15), therefore, firstly, four positioning steel plates (11) of the positioning tool are required to be fixedly connected with installation steel plates (13) of the four JIII-type telescopic joint installation seats respectively, four prisms (8) are connected with four prism rods (7) respectively in an insertion mode, and then a total station arranged in a CPIII measurement system is utilized to measure coordinates of the prisms (8) so as to determine longitudinal offset, transverse offset and height offset which need to be adjusted by the JIII-type telescopic joint installation seats;
when the transverse offset of the four J III type telescopic joint mounting seats needs to be adjusted, the four J III type telescopic joint mounting seats are manually adjusted
The first adjusting compass (4-4) is rotated clockwise or anticlockwise to drive the first screw rod (4-2) to rotate clockwise or anticlockwise, and the transverse adjusting frame body (2) is far away from or close to the first screw seat (4-3) along the transverse guide rail (9-1) under the drive of the first screw rod (4-2), so that the transverse offset of the four J III type telescopic joint mounting seats is adjusted;
when the longitudinal offset of the four J III type telescopic joint mounting seats needs to be adjusted, the second adjusting compass (5-4) is manually rotated clockwise or anticlockwise to drive the second screw rod (5-2) to rotate clockwise or anticlockwise, and the longitudinal adjusting frame body (1) is driven by the second screw rod (5-2) to be far away from or close to the second screw seat (5-3) along the longitudinal guide rail (10-1), so that the longitudinal offset of the four J III type telescopic joint mounting seats is adjusted;
when the height offset of the four J III type telescopic joint mounting seats needs to be adjusted, the four J III type telescopic joint mounting seats are manually adjusted
The hand wheel (6-2) is rotated clockwise or anticlockwise to drive the adjusting screw rod (6-1) to rotate clockwise or anticlockwise, the lower end of the adjusting screw rod (6-1) is abutted against the civil engineering foundation (15), so that the longitudinal adjusting frame body (1) moves up or down in the length direction of the adjusting screw rod (6-1), and the positioning tool drives the four J III type telescopic joint installation seats respectively connected with the four positioning steel plates (11) to move up or down, so that the height adjustment of the four J III type telescopic joint installation seats is realized;
after the installation position of the J III type telescopic joint installation seat is adjusted accurately, fixedly connecting four embedded steel plates (14) with steel bars of a civil foundation (15), then detaching the positioning tool from the four installation steel plates (13), and hoisting and installing the J III type telescopic joint (16) on the four J III type telescopic joint installation seats;
the problem that the J-III type telescopic joint mounting seat cannot be positioned can be solved, and positioning accuracy of the four J-III type telescopic joint mounting seats is guaranteed, so that positioning and installation of the J-III type telescopic joint are achieved.
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CN201710591844.1A CN107142796B (en) | 2017-07-19 | 2017-07-19 | Positioning tool for mounting J-III type expansion joint of medium-low speed magnetic levitation track |
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CN108797236A (en) * | 2018-04-25 | 2018-11-13 | 安徽兴宇轨道装备有限公司 | A kind of plane adjustment frame of integrated sleeper bed accurate adjustment vehicle adjuster |
CN112941988A (en) * | 2021-04-15 | 2021-06-11 | 中铁十一局集团第三工程有限公司 | Track fine adjustment frame |
CN113089393A (en) * | 2021-04-15 | 2021-07-09 | 中铁十一局集团第三工程有限公司 | Track fine adjustment frame |
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