CN111872613B - Universal assembly tool for bogie frame of railway passenger car - Google Patents
Universal assembly tool for bogie frame of railway passenger car Download PDFInfo
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- CN111872613B CN111872613B CN202010765858.2A CN202010765858A CN111872613B CN 111872613 B CN111872613 B CN 111872613B CN 202010765858 A CN202010765858 A CN 202010765858A CN 111872613 B CN111872613 B CN 111872613B
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- side beam
- base
- centering
- positioning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
Railway vehicle bogie frame group relates to railway vehicle frame assembly welding technical field to general frock, and it includes base, crossbeam automatic centering device, two curb girder group to device, crossbeam strutting arrangement, crossbeam stop device, crossbeam positioner, hasp collet, the horizontal size detection device of framework and the vertical size detection device of framework. The universal tool saves the interconversion time and the site space among various vehicle types, saves the production cost and improves the production efficiency.
Description
Technical Field
The invention relates to the technical field of assembly welding of railway vehicle frames, in particular to a universal fixture for a railway vehicle bogie frame set.
Background
The median vertical plane in the present invention means a sectional plane which can symmetrically divide an object having a symmetrical structure into two parts which are mirror images of each other. Therefore, the plane of the transverse center line of the symmetrical structure is defined as a transverse median plane, the plane of the longitudinal center line of the symmetrical structure is defined as a longitudinal median plane, and the intersection line of the transverse median plane and the longitudinal median plane passes through the center of the symmetrical structure.
As shown in fig. 1 and 2, the frame 15 of the railway car bogie is mainly composed of a cross member 15-1 of a groined frame structure, the two side beams 15-2 are assembled and welded with various hanging seats, each side beam 15-2 comprises a side beam middle part 15-2-1 and two wing parts 15-2-2 symmetrically fixedly connected to two sides of the side beam middle part 15-2-1, an air spring mounting seat through hole 15-2-1-1 is arranged in the center of the side beam middle part 15-2-1, the transverse center line of the cross beam 15-1 is located in the transverse midperpendicular of the framework 15, the longitudinal center lines of the two side beams 15-2 are located in the longitudinal midperpendicular of the framework 15, and the center of the cross beam 15-1 and the center of the framework 15 are both located on the intersection line of the transverse midperpendicular and the longitudinal midperpendicular of the framework 15.
At present, the group of framework 15 all adopts dedicated anchor clamps, along with railway vehicle's rapid development, order volume greatly increased, and motorcycle type quantity is constantly increasing, and under the big and various circumstances of motorcycle type of production task volume, a large amount of special fixture can lead to technology place space seriously not enough, and the secondary debugging that carries on when motorcycle type frequent switching and special fixture change has all prolonged production cycle, has increased manufacturing cost, has reduced production efficiency.
Therefore, it is highly desirable to design a universal tool so as to improve the utilization rate of the tool, shorten the original production period, reduce the production cost, simplify the operation difficulty and improve the production efficiency under the production requirement of quality and quantity guarantee.
Disclosure of Invention
The invention aims to provide a universal fixture for a bogie frame set of a railway passenger car, which not only saves the interconversion time and the site space among various car types, but also saves the production cost and improves the production efficiency.
The technical scheme adopted by the invention for solving the technical problem is as follows:
the general tooling for assembling the bogie frame of the railway passenger car comprises a base, a cross beam automatic centering device, two side beam assembling devices, a cross beam supporting device, a cross beam limiting device, a cross beam positioning device, a hasp presser, a frame transverse size detection device and a frame longitudinal size detection device;
the automatic beam centering device is fixed at the center of the base and is used for automatically positioning the center of the beam of the framework at the center of the base and enabling the transverse center line of the beam to be located in the transverse midperpendicular of the base;
the two side beam assembly devices are symmetrically arranged at two transverse ends of the base and are used for supporting and positioning the side beams of the framework, and the longitudinal center lines of the side beams are positioned in the longitudinal midperpendicular of the base;
the beam supporting device comprises a plurality of adjustable supporting seats, and the adjustable supporting seats are symmetrically fixed on the base and are positioned at the periphery of the beam automatic centering device;
the beam limiting device comprises two limiting baffles, the two limiting baffles are transversely and symmetrically fixed on two sides of the beam automatic centering device along the base and are positioned on the outer side of the beam supporting device, and the positioning end surfaces of the two limiting baffles are coplanar with the positioning end surface of the beam automatic centering device along the transverse direction of the base;
the beam positioning device comprises a plurality of positioning pressing tongs, and the positioning pressing tongs are symmetrically fixed on the base and are arranged in one-to-one correspondence with the adjustable supporting seats;
the hasp presser is used for locking and positioning the side beam assembling device on the base, the fixed end of the hasp presser is fixed on the side beam assembling device, and the bottom of the hasp end of the hasp presser is fixed on the base;
the framework transverse size detection device is longitudinally fixed on two sides of the base along the base, and the detection end face of the framework transverse size detection device is positioned in the transverse midperpendicular of the base;
the framework longitudinal dimension detection device is transversely fixed on two sides of the base along the base, and the detection end faces of the framework longitudinal dimension detection device are positioned in the longitudinal vertical plane of the base.
The beneficial effects of the invention are: the tool adopts a cross beam automatic centering device, drives a two-shaft connecting rod to move by rotating a screw with a hand wheel, further drives a centering sliding seat to reciprocate along a centering sliding rail, and realizes linkage from four directions to ensure automatic positioning of a cross beam; the interference between the cross beam and the tool is avoided, the equal distribution of the size of the deformation of the cross beam after welding during assembly can be ensured, and unequal welding tolerances caused by welding deformation are reduced.
The side beam group will carry out the repeated combination to the weld bead to measuring the welding gap size, this frock adopts curb girder group to the device, realizes the linear reciprocating motion of curb girder through curb girder shifting chute and curb girder shifting sledge to adjust the relative height of different grade type framework curb girder and crossbeam through crossbeam strutting arrangement and curb girder positioning mechanism, compresses tightly the curb girder and closes the mouth and carry out the group to, realizes the commonality of frock.
The universal tool saves the interconversion time and the site space among various vehicle types, saves the production cost and improves the production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a bogie frame of a railway passenger car.
Fig. 2 is a schematic top view of a railway car truck frame.
FIG. 3 is a schematic structural diagram of a general tooling for assembling a bogie frame group of a railway passenger car.
FIG. 4 is a schematic structural diagram of the general tooling for assembling the bogie frame group of the railway passenger car from another view angle.
Fig. 5 is a schematic top view of a bogie frame set of a railway passenger car of the invention relative to a universal tool.
Fig. 6 is a schematic view of the present invention with the cross beam self-centering device removed.
Fig. 7 is a schematic structural view of a cross beam self-centering device in the present invention.
Fig. 8 is a schematic structural view of a side member positioning mechanism in the present invention.
FIG. 9 is a schematic diagram of an application structure of the general tooling for assembling the bogie frame group of the railway passenger car.
Fig. 10 is a schematic top view of the structure of fig. 9.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 3 to 10, the tool for assembling a bogie frame of a railway passenger car comprises: the automatic positioning device comprises a base 1, a cross beam automatic centering device 2, two side beam assembling devices, a cross beam supporting device, a cross beam limiting device, a cross beam positioning device, four hasp pressing devices 14, a framework transverse size detection device 12 and a framework longitudinal size detection device 13. The cross beam automatic centering device 2 is fixed at the center of the base 1, and the cross beam automatic centering device 2 is used for automatically positioning the center of the framework cross beam 15-1 at the center of the base 1 and enabling the transverse center line of the cross beam 15-1 to be located in the transverse midperpendicular of the base 1. The two side beam pairing devices are symmetrically arranged at two transverse ends of the base 1 and are used for supporting and positioning the framework side beam 15-2, and the longitudinal center line of the side beam 15-2 is positioned in the longitudinal midperpendicular of the base 1. The beam supporting device comprises four adjustable supporting seats 3, the four adjustable supporting seats 3 are symmetrically fixed on the base 1, and the four adjustable supporting seats are located on the periphery of the beam automatic centering device 2. The crossbeam stop device includes two limit baffle 4, and two limit baffle 4 are fixed in crossbeam self-centering device 2's both sides along base 1 horizontal symmetry, and are located the outside of crossbeam strutting arrangement, and the location terminal surface of two limit baffle 4 and crossbeam self-centering device 2 are along the coplane of base 1 horizontal location terminal surface. The beam positioning device comprises four positioning pressing tongs 5, wherein the four positioning pressing tongs 5 are symmetrically fixed on the base 1 and are arranged in one-to-one correspondence with the four adjustable supporting seats 3. The hasp presser 14 is used for locking and positioning the side beam assembly device on the base 1, the fixed end of the hasp presser is fixed on the side beam assembly device, and the bottom of the hasp end of the hasp presser is fixed on the base 1. The framework transverse dimension detection device 12 is fixed on two sides of the base 1 along the longitudinal direction of the base 1, and the detection end face of the framework transverse dimension detection device is positioned in the transverse midperpendicular of the base 1. The framework longitudinal dimension detection device 13 is transversely fixed on two sides of the base 1 along the base 1, and the detection end face of the framework longitudinal dimension detection device is positioned in the longitudinal vertical plane of the base 1.
As shown in fig. 7, the beam automatic centering device 2 comprises a bottom support seat 2-1, a screw rod with a hand wheel 2-2, four centering slide rails 2-3, four centering slide seats 2-4, four two-axis connecting rods 2-5 and four centering lead screws 2-6; the bottom supporting seat 2-1 is fixed at the central position of the base 1, the central connecting line of the bottom supporting seat and the base 1 is vertical to the base, and a threaded hole is formed in the bottom supporting seat 2-1 in the direction which passes through the center of the bottom supporting seat and is vertical to the base 1; the lower end of a screw rod 2-2 with a hand wheel is connected with a threaded hole in the center of a bottom supporting seat 2-1; four groups of centering slide rails 2-3 are symmetrically arranged on the upper end surface of the bottom support seat 2-1; the four groups of centering sliding seats 2-4 are in one-to-one correspondence with the four groups of centering sliding rails 2-3 through sliding blocks arranged at the bottoms of the four groups of centering sliding seats; the fixed shafts of the four two-shaft connecting rods 2-5 are fixedly connected with the lower parts of the four groups of centering sliding seats 2-4 in a one-to-one correspondence manner, one ends of the fixed rods of the four two-shaft connecting rods 2-5 are fixedly connected with the upper parts of the screw rods 2-2 with hand wheels, and each shaft of the four two-shaft connecting rods 2-5 is arranged perpendicular to the sliding direction of the corresponding centering sliding seat 2-4; nut ends of the four groups of centering screw rods 2-6 are fixedly connected to the tops of the four groups of centering sliding seats 2-4 in a one-to-one correspondence mode, pressing end faces of bolt ends of the two groups of centering screw rods 2-6 arranged along the transverse direction of the base 1 are parallel to the transverse vertical plane of the base 1, and pressing end faces of bolt ends of the two groups of centering screw rods 2-6 arranged along the longitudinal direction of the base 1 are parallel to the longitudinal vertical plane of the base 1.
The side beam assembling device comprises two side beam supporting mechanisms 6, four side beam movable slide rails 7, a side beam movable slide plate 8, a side beam centering mechanism 9, two side beam positioning mechanisms 10 and a side beam limiting block 11; the four side beam movable sliding rails 7 are arranged at two ends of the base 1 in the transverse direction in parallel along the transverse direction of the base 1, and the side beam movable sliding plate 8 is connected with the four side beam movable sliding rails 7 in a sliding manner through four groups of sliding blocks arranged at the bottom; the side beam limiting block 11 is fixed on the side beam movable sliding plate 8, and the side beam limiting block 11 is positioned on one side far away from the beam automatic centering device 2; the side beam centering mechanism 9 is fixed on one side of the side beam movable sliding plate 8 close to the cross beam automatic centering device 2, the center of the side beam centering mechanism 9 is positioned in the longitudinal midperpendicular of the base 1, and the distance from the center of the side beam centering mechanism 9 to the limiting end face of the side beam limiting block 11 is equal to the distance from the hole center of an air spring mounting seat through hole 15-2-1-1 of the side beam 15-2 to the outer end face of the side beam 15-2; the two side beam positioning mechanisms 10 are symmetrically fixed at the two longitudinal ends of the side beam movable sliding plate 8, and the two side beam positioning mechanisms 10 are used for pressing and positioning wing parts 15-2-2 of the side beams 15-2; the two side beam supporting mechanisms 6 are symmetrically fixed at two longitudinal ends of the base 1 and are positioned at the outer sides of the two side beam positioning mechanisms 10, and the two side beam supporting mechanisms 6 are used for supporting the end parts of the side beams 15-2.
As shown in FIG. 8, the side beam positioning mechanism 10 comprises a base 10-1, a side beam middle supporting mechanism 10-2, a side beam middle longitudinal jacking device 10-3, two struts 10-4, two side beam middle transverse jacking devices 10-5, a side beam upper pressing block 10-6 and two side beam upper pressing bolts 10-7; the base 10-1 is fixed on the side beam movable sliding plate 8, and the side beam middle supporting mechanism 10-2 comprises a plurality of supporting seats which are symmetrically fixed on the base 10-1 and are used for supporting wing parts 15-2-2 of the side beam 15-2; the bottom of the side beam middle longitudinal jacking device 10-3 is fixed on the side wall of the base 10-1 along the longitudinal direction of the side beam movable sliding plate 8, and the side beam middle longitudinal jacking device 10-3 is used for longitudinally jacking and positioning the wing-shaped part 15-2-2 of the side beam 15-2; the bottoms of the two pillars 10-4 are symmetrically fixed on the side beam movable sliding plate 8 along the transverse direction of the side beam movable sliding plate 8 and are positioned at the two sides of the base 10-1; the fixed ends of two lateral beam middle transverse jacking devices 10-5 are symmetrically fixed on the upper part of the pillar 10-4 along the transverse direction of the lateral beam movable sliding plate 8, and the lateral beam middle transverse jacking devices 10-5 are used for transversely jacking and positioning wing parts 15-2-2 of the lateral beam 15-2; the bottoms of the two compression bolts 10-7 on the upper parts of the side beams correspondingly penetrate through the two ends of the upper compression blocks 10-6 of the side beams and then are in threaded connection with the tops of the two support columns 10-4, and the compression bolts are used for vertically compressing and positioning the wing-shaped parts 15-2-2 of the side beams 15-2. The middle longitudinal jacking device 10-3 of the side beam is of a screw rod structure.
As shown in fig. 9 and 10, when the general tool for assembling the bogie frame of the railway passenger car is used, the support heights of the four adjustable support seats 3 of the cross beam support device and the four side beam middle support mechanisms 10-2 of the side beam assembling device are adjusted according to the relative heights of the cross beam 15-1 and the two side beams 15-2 in the frame drawing; then, the beam 15-1 is sleeved on the periphery of the beam automatic centering device 2 and placed on the four adjustable supporting seats 3, and meanwhile, the transverse inner end face of one side of the beam 15-1 is close to the positioning end faces of the two limiting baffles 4; then, a screw rod 2-2 with a hand wheel is rotated to drive four two-shaft connecting rods 2-5 to drive four groups of centering sliding seats 2-4 to slide along four groups of centering sliding rails 2-3, so that four groups of centering lead screws 2-6 correspondingly push against four end surfaces of the inner side of a cross beam 15-1, the cross beam 15-1 is automatically centered at the moment, and the cross beam 15-1 is vertically pressed and positioned through four positioning pressing tongs 5 of a cross beam positioning device; then, opening the upper pressing blocks 10-6 of the four side beams, correspondingly placing the two side beams 15-2 on the middle supporting mechanisms 10-2 of the four side beams and the two side beam supporting mechanisms 6, correspondingly sleeving the through holes 15-2-1-1 of the two air spring mounting seats on the two side beam centering mechanisms 9, and simultaneously enabling the outer end faces of the two side beams 15-2 to be close to the limiting end face of the side beam limiting block 11; then, a side beam middle longitudinal jacking device 10-3 is used for jacking the wing-shaped part 15-2-2 along the longitudinal direction, a side beam middle transverse jacking device 10-5 is used for jacking the wing-shaped part 15-2-2 along the transverse direction, four side beam upper pressing blocks 10-6 are correspondingly placed on the two side beams 15-2, and the side beam upper pressing bolts 10-7 are screwed so that the side beam upper pressing blocks 10-6 press the wing-shaped part 15-2 along the vertical direction, and at the moment, the two side beams 15-2 are positioned in the longitudinal direction; then, the side beam movable sliding plate 8 is pushed along the side beam movable sliding rail 7, so that the two side beams 15-2 are driven to approach the cross beam 15-1 until the two side beams are contacted with the cross beam 15-1, and then the two side beam movable sliding plates 8 are correspondingly locked and positioned through the four hasp pressers 14, so that the assembly welding of the cross beam 15-1 and the longitudinal beam 15-2 can be implemented; finally, the transverse sizes of various hanging seats on the framework are determined by the matching of the measuring tape and the framework transverse size detection device 12, the longitudinal sizes of various hanging seats on the framework are determined by the matching of the measuring tape and the framework longitudinal size detection device 13, and the assembly welding of the whole framework is further completed.
Claims (4)
1. The general tooling for assembling the bogie frame of the railway passenger car is characterized by comprising a base (1), a cross beam automatic centering device (2), two side beam assembling devices, a cross beam supporting device, a cross beam limiting device, a cross beam positioning device, a hasp pressing device (14), a frame transverse size detection device (12) and a frame longitudinal size detection device (13);
the automatic beam centering device (2) is fixed at the center of the base (1), and the automatic beam centering device (2) is used for automatically positioning the center of the framework beam (15-1) at the center of the base (1) and enabling the transverse center line of the beam (15-1) to be located in the transverse midperpendicular of the base (1);
the two side beam pairing devices are symmetrically arranged at two transverse ends of the base (1), and are used for supporting and positioning the framework side beam (15-2) and enabling the longitudinal center line of the side beam (15-2) to be located in the longitudinal midperpendicular of the base (1);
the beam supporting device comprises a plurality of adjustable supporting seats (3), the adjustable supporting seats (3) are symmetrically fixed on the base (1) and are positioned at the periphery of the beam automatic centering device (2);
the crossbeam limiting device comprises two limiting baffles (4), the two limiting baffles (4) are transversely and symmetrically fixed on two sides of the crossbeam automatic centering device (2) along the base (1) and are positioned on the outer side of the crossbeam supporting device, and the positioning end surfaces of the two limiting baffles (4) are coplanar with the positioning end surface of the crossbeam automatic centering device (2) along the transverse direction of the base (1);
the beam positioning device comprises a plurality of positioning pressing tongs (5), the positioning pressing tongs (5) are symmetrically fixed on the base (1) and are arranged in one-to-one correspondence with the adjustable supporting seats (3);
the hasp presser (14) is used for locking and positioning the side beam assembly device on the base (1), the fixed end of the hasp presser is fixed on the side beam assembly device, and the bottom of the hasp end of the hasp presser is fixed on the base (1);
the framework transverse size detection device (12) is longitudinally fixed on two sides of the base (1) along the base (1), and the detection end face of the framework is positioned in the transverse midperpendicular of the base (1);
the framework longitudinal size detection device (13) is transversely fixed on two sides of the base (1) along the base (1), and the detection end face of the framework is positioned in the longitudinal midperpendicular of the base (1);
the automatic beam centering device (2) comprises a bottom supporting seat (2-1), a screw rod (2-2) with a hand wheel, four centering slide rails (2-3), four centering slide seats (2-4), four two-shaft connecting rods (2-5) and four centering lead screws (2-6);
the bottom supporting seat (2-1) is fixed at the central position of the base (1), the central connecting line of the bottom supporting seat and the base is vertical to the base (1), and a threaded hole is formed in the bottom supporting seat (2-1) in the direction which passes through the center of the bottom supporting seat and is vertical to the base (1);
the lower end of the screw rod (2-2) with the hand wheel is connected with a threaded hole in the center of the bottom supporting seat (2-1);
the four groups of centering slide rails (2-3) are symmetrically arranged on the upper end surface of the bottom supporting seat (2-1);
the four groups of centering sliding seats (2-4) are in one-to-one correspondence with the four groups of centering sliding rails (2-3) through sliding blocks arranged at the bottoms of the four groups of centering sliding seats;
the fixed shafts of the four two-shaft connecting rods (2-5) are fixedly connected with the lower parts of the four groups of centering sliding seats (2-4) in a one-to-one correspondence manner, one ends of the fixed rods of the four two-shaft connecting rods (2-5) are fixedly connected with the upper parts of the screw rods (2-2) with hand wheels, and each shaft of the four two-shaft connecting rods (2-5) is arranged perpendicular to the sliding direction of the corresponding centering sliding seat (2-4);
nut ends of the four groups of centering screws (2-6) are fixedly connected to the tops of the four groups of centering sliding seats (2-4) in a one-to-one correspondence mode, pressing end faces of bolt ends of the two groups of centering screws (2-6) transversely arranged along the base (1) are parallel to a transverse middle vertical plane of the base (1), and pressing end faces of bolt ends of the two groups of centering screws (2-6) longitudinally arranged along the base (1) are parallel to a longitudinal middle vertical plane of the base (1).
2. The general tooling for the pairing of the bogie frame of the railway passenger car as claimed in claim 1, wherein the side beam pairing device comprises two side beam support mechanisms (6), a plurality of side beam movable sliding rails (7), side beam movable sliding plates (8), a side beam centering mechanism (9), two side beam positioning mechanisms (10) and side beam limiting blocks (11);
the plurality of side beam movable sliding rails (7) are arranged at two ends of the base (1) in the transverse direction in parallel along the transverse direction of the base (1), and the side beam movable sliding plates (8) are connected with the plurality of side beam movable sliding rails (7) in a sliding manner through a plurality of sliding blocks arranged at the bottoms of the side beam movable sliding rails;
the side beam limiting block (11) is fixed on the side beam movable sliding plate (8), and the side beam limiting block (11) is positioned on one side far away from the beam automatic centering device (2);
the side beam centering mechanism (9) is fixed on one side, close to the cross beam automatic centering device (2), of the side beam movable sliding plate (8), the center of the side beam centering mechanism (9) is located in the longitudinal midperpendicular of the base (1), and the distance from the center of the side beam centering mechanism (9) to the limiting end face of the side beam limiting block (11) is equal to the distance from the hole center of an air spring mounting seat through hole (15-2-1-1) of the side beam (15-2) to the outer end face of the side beam (15-2);
the two side beam positioning mechanisms (10) are symmetrically fixed at the two longitudinal ends of the side beam movable sliding plate (8), and the two side beam positioning mechanisms (10) are used for pressing and positioning wing-shaped parts (15-2-2) of the side beams (15-2);
the two side beam supporting mechanisms (6) are symmetrically fixed at the two longitudinal ends of the base (1) and are positioned at the outer sides of the two side beam positioning mechanisms (10), and the two side beam supporting mechanisms (6) are used for supporting the end parts of the side beams (15-2).
3. The general tooling for the rail passenger car bogie frame group pair according to claim 2, characterized in that the side beam positioning mechanism (10) comprises a base (10-1), a side beam middle supporting mechanism (10-2), a side beam middle longitudinal jacking device (10-3), two struts (10-4), two side beam middle transverse jacking devices (10-5), a side beam upper pressing block (10-6) and two side beam upper pressing bolts (10-7);
the base (10-1) is fixed on the side beam movable sliding plate (8), and the side beam middle supporting mechanism (10-2) comprises a plurality of supporting seats which are symmetrically fixed on the base (10-1) and are used for supporting the wing-shaped parts (15-2-2) of the side beam (15-2);
the bottom of the side beam middle longitudinal jacking device (10-3) is fixed on the side wall of the base (10-1) along the longitudinal direction of the side beam movable sliding plate (8), and the side beam middle longitudinal jacking device (10-3) is used for longitudinally jacking and positioning the wing-shaped part (15-2-2) of the side beam (15-2);
the bottoms of the two pillars (10-4) are symmetrically fixed on the side beam movable sliding plate (8) along the transverse direction of the side beam movable sliding plate (8) and are positioned at two sides of the base (10-1);
the fixed ends of two lateral beam middle transverse jacking devices (10-5) are symmetrically fixed on the upper part of the strut (10-4) along the transverse direction of the lateral beam movable sliding plate (8), and the lateral beam middle transverse jacking devices (10-5) are used for transversely jacking and positioning wing parts (15-2-2) of the lateral beam (15-2);
the bottoms of the two side beam upper part compression bolts (10-7) correspondingly penetrate through the two ends of the side beam upper part pressing block (10-6) and then are in threaded connection with the tops of the two support columns (10-4) for vertically compressing and positioning the wing-shaped parts (15-2-2) of the side beams (15-2).
4. A railway passenger car bogie frame assembly universal tooling according to claim 3, characterized in that the side sill middle longitudinal jacking (10-3) is a lead screw structure.
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| CN202010765858.2A CN111872613B (en) | 2020-08-03 | 2020-08-03 | Universal assembly tool for bogie frame of railway passenger car |
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| CN202010765858.2A CN111872613B (en) | 2020-08-03 | 2020-08-03 | Universal assembly tool for bogie frame of railway passenger car |
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| CN111872613B true CN111872613B (en) | 2022-07-12 |
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| CN112605177B (en) * | 2020-12-28 | 2022-08-26 | 中车长春轨道客车股份有限公司 | Welding distortion detection and correction device for side beam of rail vehicle framework |
| CN114161051B (en) * | 2021-11-11 | 2024-02-13 | 河南沃克曼建设工程有限公司 | Combined platform and method for vertical boiler foundation construction of garbage incineration power plant |
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