CN112427825A - Modularized assembling device and method for end beam, sleeper beam and draft beam of underframe of railway wagon - Google Patents
Modularized assembling device and method for end beam, sleeper beam and draft beam of underframe of railway wagon Download PDFInfo
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- 238000003825 pressing Methods 0.000 claims description 53
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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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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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
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Abstract
The invention discloses a railway wagon underframe end beam sleeper beam traction beam modularization assembling device and a method, which can simplify the conventional design steps of various railway wagon type underframe end beam sleeper beam traction beam assembling devices, provide a simple and effective design scheme, have good interchangeability of each module, can be repeatedly used, or can realize vehicle type conversion by replacing a positioning pin, a positioning plate, an adjusting base plate and other parts, well realize the universalization, serialization and standardization of process equipment, have low cost, simple, convenient and quick installation and adjustment, high precision and reliable performance, can effectively prevent welding deformation, ensure the assembly quality of workpieces, improve the labor efficiency of small-batch and trial production, save working hours and reduce the labor intensity of operators.
Description
Technical Field
The invention relates to the technical field of wagon manufacturing, in particular to a design and installation method of an end beam sleeper beam traction beam modularized assembling device of a wagon underframe.
Background
The general big parts of the railway wagon underframe comprise a center sill, a side sill, a sleeper beam, a traction beam, an end beam, a cross beam and the like, and the general structure at the end part of the railway wagon underframe is mainly in two forms of the end beam, the traction beam, the sleeper beam or the end beam and the traction beam.
The existing large and medium-sized truck chassis is manufactured by adopting a special chassis integral assembling device, has high manufacturing cost, long design period, high manufacturing difficulty, complex installation and debugging and longer time consumption, and is not suitable for synchronous production of small-sized and trial-manufactured vehicles.
The existing small-batch and trial-manufacture vehicles of the railway freight car are usually manufactured by pre-assembling the underframe in different regions according to functions and assembling difficulty, the end beam and the traction beam relate to the assembling quality and the driving safety of a car coupler and a braking system, the sleeper beam is directly connected with a steering frame of a traveling part through parts such as a core disc, a side bearing and the like, the whole quality and the driving safety are directly influenced, and the whole assembling quality of the end beam, the sleeper beam and the traction beam determines the performance and the safety of the whole car body, so that the end beam, the traction beam, the sleeper beam or the end beam, the traction beam and other three underframe end related parts are usually locally and integrally assembled according to the whole process quality control requirement of the car body manufacturing, a key quality control procedure is formed, part of the existing end beam, traction beam, sleeper beam or end beam and traction beam assembling devices of a part of a truck manufacturer are modified into special underframe integral assembling devices, and frequent disassembly and modification, the technical scheme is characterized in that the design evading factors are too many, the debugging time is long, the cost is high, other manufacturers mostly adopt simple assembling devices, sleeper beam center plates or sleeper beam transverse and longitudinal center lines are used for marking and positioning, steel plates, profile steel and the like are used as positioning blocks to position the transverse and longitudinal sizes of end beams and the inner distances and the longitudinal sizes of traction beams, a part of the simple assembling devices adopts screw rods, jacks and other jacking and pressing device assembling devices to fix workpieces, the assembling devices are too simple and coarse, the assembling precision is poor, the production efficiency is low, most of the assembling devices can be abandoned after the production of the truck type is finished, the trial production and production cost are high and the resource waste are caused, and the existing truck production technology does not adopt special assembling devices for the end beams, the traction beams, the end beams and the sleeper beams or the end beams and the traction beams, which can be debugged easily, the low cost.
Disclosure of Invention
In order to realize the functions of positioning, clamping, auxiliary welding, data measurement and the like of the assembly of the end beam, the traction beam and the sleeper beam of the underframe of various types of vehicles or the assembly of the end beam and the traction beam under the existing conditions, the invention provides the end beam, the sleeper beam and the traction beam of the traction beam modular assembly device, which has the advantages of clear functions of each module, simple and convenient adjustment and transformation, clear design, assembly and use thoughts, accordance with the conventional assembly process route, has the effects of accuracy, reliability, economy, practicality and simple and convenient adjustment, can adapt to the assembly process requirements of the end beam, the traction beam, the sleeper beam or the end beam and the traction beam of various types of railway underframe, and has complete.
In order to achieve the purpose, the invention adopts the following technical scheme:
in a first aspect, the invention provides a modular assembly device for a traction beam of an end beam sleeper beam of a railway wagon underframe, which comprises at least two end beam positioning modules, at least one end beam pressing or jacking module, at least two traction beam positioning modules, at least one traction beam pressing or jacking module, at least one functional module installation reference platform and at least one group of central positioning modules;
the functional module installation reference platform provides an installation reference plane for each functional module, and the upper plane of the functional module installation reference platform can be used as a measurement reference plane in the workpiece manufacturing process;
the central positioning module realizes the installation and positioning of the transverse and longitudinal centers of all the functional modules and is used as a measuring reference of the assembly size of the workpiece in the production process;
the end beam positioning module and the end beam pressing or jacking module are detachably mounted on the functional module mounting reference platform, and the end beams are positioned and clamped in the transverse direction, the longitudinal direction and the height direction;
the traction beam positioning module and the traction beam jacking or pressing module are detachably mounted on the functional module mounting reference platform, and the traction beam is positioned and clamped in the inner distance, the transverse direction, the longitudinal direction and the height direction.
As a further technical scheme, when a sleeper beam needs to be assembled, the sleeper beam mounting device also comprises at least one sleeper beam positioning module and at least two sleeper beam jacking or pressing modules, wherein the sleeper beam is positioned and clamped in the transverse direction, the longitudinal direction and the height direction and is detachably mounted on the functional module mounting reference platform.
In a second aspect, the invention provides a method for designing and installing a railway wagon underframe end beam sleeper beam traction beam modularization assembling device, which comprises the following steps:
when in design, the type and the number of corresponding modules are determined according to the relative size and the structural composition of a sleeper beam of an end beam of a truck underframe, positioning pins, positioning plates, adjusting base plates and the like with corresponding sizes are designed and configured for each module, and the tolerance (including process adjustment amount) of the associated size of each positioning module is determined;
installing a central positioning module on a reference platform with flatness adjusted according to the precision requirement, determining a horizontal or longitudinal center line, taking the plane on the platform as a height measurement reference plane, then respectively assembling an end beam positioning module and a traction beam positioning module, and assembling an end beam pressing or jacking module and a traction beam clamping or pressing module after the relevant measurement size is qualified; and when the sleeper beam needs to be assembled, the sleeper beam positioning module and the sleeper beam jacking or pressing module are installed on the sleeper beam.
Compared with the prior art, the invention has the beneficial effects that:
adopt this kind of railway freight car chassis end beam sleeper beam draw beam modularization assembly device, can standardize the design step of this type of tool assembly device, serialization, similar structure and functional module can use repeatedly, perhaps can realize the motorcycle type conversion application through the swift processing of parts such as changing the locating pin, the locating plate, adjustment backing plate low cost, with low costs, and is with low costs good economical efficiency, the installation adjustment is simple and convenient, the precision is high, the dependable performance, can effectively prevent welding deformation, promote the work piece group to the quality, the production efficiency is improved, reduce operator's intensity of labour.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a front view of a modular assembly device structure of an end beam and a draft sill of a railway wagon underframe;
FIG. 2 is a side view of a rail wagon underframe end beam + draft sill modular assembly apparatus structure;
FIG. 3 is a top view of a modular assembly apparatus for end beams and draft sill of a railway wagon underframe;
FIG. 4 is a schematic structural view of a modular assembly apparatus of an end beam, a draft sill and a sleeper beam of a railway wagon underframe;
FIG. 5 is a schematic structural view of an end beam positioning module;
FIG. 6(a) is a schematic view of an end beam compression module; FIG. 6(b) is a schematic view of an end beam tightening module;
FIG. 7 is a schematic view of a draft sill positioning module;
FIG. 8 is a schematic view of a draft sill hold down or hold down module;
FIG. 9 is a schematic view of a bolster positioning module;
FIG. 10 is a schematic view of a bolster hold-down or hold-down module;
FIG. 11 is a schematic view of a centering module;
in the figure, 1 an end beam positioning module, 1-1 a module reference block, 1-2 positioning pins, 1-3 positioning plates and 1-4 adjusting base plates;
2, pressing or jacking a module by an end beam, 2-1-1 module reference bodies, 2-1-2 adjusting base plates and 2-1-3 pressing components; 2-2-1 module reference body, 2-2-2 adjusting backing plate and 2-2-3 jacking component;
3, a traction beam positioning module, 3-1 a module reference body, 2-2 inner distance positioning plates, 2-3 longitudinal positioning plates and 2-4 height positioning plates;
4, tightly pushing or pressing the module by a traction beam, 4-1 of a module reference body, and 4-2 of tightly pushing the component; 4-3 adjusting the base plate; 4-4, compressing the component;
the device comprises a sleeper beam positioning module 5, a positioning pin 5-1, a positioning plate 5-2 and a module reference body 5-3.
6, tightly supporting or pressing a module by a sleeper beam, 6-1 of a module reference body, 6-2 of an adjusting cushion plate and 6-3 of a component;
7 center positioning module, 7-1 module reference body and 7-2 center positioning plate.
8, installing a reference platform on the functional module.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Just as the introduction of background art, there is the problem that multiple chassis tip is similar structure (end beam + draft sill + sleeper beam or end beam + draft sill) and can not provide the higher special chassis assembly device of cost for small batch and trial production in the current railway freight car manufacturing process, in order to solve above-mentioned technical and production problem, this application design and made the device that is used for quick high-quality equipment end beam + draft sill + sleeper beam or end beam + draft sill, can effectively improve production efficiency, improve the equipment quality, guarantee freight car product whole car quality and driving safety.
Through production and trial production practical experience summary of various railway wagons, the end beam + traction beam + sleeper beam assembly device or the end beam + traction beam assembly device can adopt modularized configuration, and according to the specific structural manufacturing requirements of the wagon underframe, through measures such as respectively combining, adjusting the space size, replacing and adjusting a base plate positioning plate, various functions such as positioning, clamping, auxiliary welding, data measurement and the like of the end beam + traction beam + sleeper beam or the end beam + traction beam assembly of various vehicle type underframe can be realized.
In an exemplary embodiment of the present application, as shown in fig. 1 to 4, a modular assembly apparatus for a railroad freight car underframe and an end beam sleeper beam is provided, which includes at least two end beam positioning modules 1, at least one end beam pressing or tightening module 2, at least two traction beam positioning modules 3, at least one traction beam pressing or tightening module 4, at least one sleeper beam positioning module 5, at least two sleeper beam pressing or tightening modules 6, at least one group of central positioning modules 7, and at least one functional module installation reference platform 8, so as to ensure that each functional module can perform functions of positioning, clamping, preventing welding deformation, assisting welding, data measurement, and the like.
Specifically, the end beam positioning module 1 in this embodiment is shown in fig. 5, and includes a module reference body 1-1, height, transverse and longitudinal adjusting positioning pins 1-2, positioning plates 1-3, and backing plates 1-4; the positioning plate 1-3 and the backing plate 1-4 are connected with the module reference body 1-1 through installation modes such as bolt fastening and the like, the positioning plate 1-3 is perpendicular to the module reference body 1-1, and the positioning plate 1-3 is provided with a movable positioning pin 1-2; the end beam workpiece process assembly requires that the assembly quality can be guaranteed only by positioning the end plate holes and the end plate outer vertical surfaces, the end beam positioning module realizes the height and transverse positioning functions of the end beam by adopting movable positioning pins 1-2 and the like with different sizes and forms, and the positioning plates 1-3 are used for positioning the end beam end plate outer vertical surfaces to realize the longitudinal positioning function of the end beam and guarantee the integral assembly precision of the end beam.
Specifically, the end beam compression module 2 in this embodiment includes, as shown in fig. 6(a), a module reference body 2-1-1, a lever, a screw thread, a pneumatic, hydraulic, and equal-pressure compression element 2-1-3, and an adjusting shim plate 2-1-2, and the functions of compressing and jacking the end beam are realized by using a manual lever, a screw thread, pneumatic, hydraulic, and the like, so that the assembly accuracy is ensured, the welding deformation is prevented, and the working efficiency is improved. The end beam jacking module comprises a module reference body 2-2-1, a jacking component 2-2-3 such as a lever, a thread, pneumatic and hydraulic components and an adjusting base plate 2-2-2, and realizes jacking functions and the like of an end beam in a manual lever, thread, pneumatic and hydraulic modes, so that the assembly precision is ensured, the welding deformation is prevented, and the working efficiency is improved.
Furthermore, the jacking or pressing component is fastened on the module reference body 2-1 in a bolt or other modes.
Furthermore, the adjusting base plate can adapt to the pressing and jacking functions of end beams of various vehicle types in different sizes and forms.
Further, in fig. 4, the end beam pressing module shown in fig. 6(a) presses the top of the end beam from top to bottom through the pressing component; the end beam tightening module shown in fig. 6(b) tightens the side surface of the end beam through a tightening component; the end beam pressing module and the end beam jacking module are positioned on different sides of the end beam.
Specifically, the draft sill positioning module 3 in this embodiment is shown in fig. 7, and includes a module reference body 3-1, an inner distance positioning plate 3-2, a longitudinal positioning plate 3-3, and a height positioning plate 3-4, so as to ensure assembly accuracy. The inner distance positioning plate, the height positioning plate and the longitudinal positioning plate are fixedly fastened on the module reference body 3-1 through bolts and the like, and the functions of height, transverse direction and longitudinal direction of the traction beam can be realized by adopting different sizes and forms.
Wherein the inner distance positioning plate 3-2 is positioned at two sides of the longitudinal positioning plate 3-3 and is connected with the longitudinal positioning plate 3-3; the outer sides of the two inner distance positioning plates 3-2 are respectively provided with a height positioning plate 3-4, and the height positioning plates 3-4 are positioned at the bottom of the traction beam and used for positioning the height of the traction beam; the inner distance positioning plate 3-2 is positioned at the inner side of the traction beam to realize positioning of the inner distance and the transverse direction of the traction beam, and the longitudinal positioning plate 3-3 is used for positioning the slave plate seat of the traction beam to realize the longitudinal positioning function of the traction beam.
Specifically, the draw beam clamping module 4 in this embodiment is shown in fig. 8, and includes a module reference body 4-1, a pressing component 4-2, an adjusting pad 4-3, and a tightening component 4-4, where the pressing component 4-2 and the tightening component 4-4 implement pressing, clamping, and other functions of the draw beam in a lever, thread, pneumatic, hydraulic manner, and the like, so as to ensure assembly accuracy, prevent welding deformation, and improve work efficiency. The compaction component 4-2 compacts the traction beam from the top of the traction beam, and the jacking component 4-4 jacks the traction beam from the side face of the traction beam.
Furthermore, the jacking or pressing component is fastened on the module reference body 4-1 in a bolt or other modes.
Furthermore, the adjusting base plate 4-3 can adopt different sizes and forms to adapt to the pressing and clamping functions of the towing beams of various vehicle types. In fig. 4, the tow beam clamp modules 4 are provided in two, respectively on both sides of the tow beam in the width direction of the tow beam.
Specifically, the bolster positioning module 5 in this embodiment is shown in fig. 9, and includes a module reference body 5-3, a positioning plate 5-2, and a positioning pin 5-1, and the module can position the height, the transverse dimension, and the longitudinal dimension of the bolster, and ensure the assembly accuracy.
Furthermore, the height, transverse and longitudinal positioning plates 5-2 or the positioning pins 5-1 are fixedly fastened on the module reference body through bolts and the like, the positioning pins 5-1 with different sizes and forms are matched with inner holes of the sleeper beam core plate, so that the transverse and longitudinal positioning functions of the sleeper beam can be realized, and the positioning plates 5-2 are used for positioning the lower plane of the sleeper beam core plate, so that the height positioning function of the sleeper beam is realized. The module reference body 5-3 is disc-shaped, the positioning pin 5-1 is positioned at the center of the module reference body 5-3, and the positioning plate 5-2 is positioned on the outer ring of the positioning pin 5-1 and positioned on the module reference body.
Specifically, in this embodiment, the sleeper beam clamping module 6 is shown in fig. 10, and includes a module reference body 6-1, a jacking or pressing component 6-3, and an adjusting shim plate 6-2, and the components such as a lever, a thread, pneumatic, hydraulic pressure, and the like are used to realize functions of compressing and jacking the sleeper beam, so that the assembly precision is ensured, the welding deformation is prevented, and the working efficiency is improved.
Furthermore, the jacking or pressing component is fastened on the module reference body in a bolt or other modes.
Furthermore, the adjusting base plate can adapt to the compressing and jacking functions of the sleeper beams of various vehicle types in different sizes and forms. In fig. 4, the bolster clamping modules 6 are even in number and are arranged in the lateral and longitudinal orientation of the bolster, respectively.
Specifically, the center positioning module 7 of the present embodiment is shown in fig. 11, and the center positioning module includes a module reference body 7-1 and a center positioning plate 7-2. The module can assist in realizing the installation and the positioning of other positioning functional modules, and can be used as a measuring reference of the assembly size of workpieces in the production process to ensure the assembly precision.
Furthermore, the center positioning plate is fixedly positioned on the module reference body through bolts and the like, and the transverse and longitudinal center mounting and positioning functions of each module and the measurement of the size of a workpiece in the production process can be realized in an auxiliary mode by adopting different sizes and forms.
Specifically, the functional module installation reference platform described in this embodiment provides an installation reference plane for each functional module, and can be used as a measurement reference plane in a workpiece manufacturing process, thereby ensuring workpiece assembly accuracy. The functional module installation reference platform is connected with each functional module through modes such as bolts, the precision meets module installation measurement requirements, and workpiece manufacturing process measurement requirements are met.
In this embodiment, as shown in fig. 3 and 4, in the initial scheme design, according to the specific structural size, process assembly steps and quality control requirements of the wagon underframe end beam sleeper beam draft beam composition, the corresponding module type is selected and the number of each module is determined, then the positioning pins, the positioning plates, the adjusting base plates and the like with corresponding sizes are configured for each module design, so that each functional module can completely meet the assembly requirements of the workpiece structure, and finally the relevant sizes (including process adjustment amount, welding deformation amount and other factors) of each positioning module need to be determined. When each module is installed, the central positioning module is installed on a reference platform which meets the precision requirement and has well-adjusted flatness, the central positioning module is used for determining the horizontal and longitudinal center lines of installation, the upper plane of the reference platform is used as a height measurement reference plane, then the end beam positioning module, the traction beam positioning module and the sleeper beam positioning module are respectively assembled (when the sleeper beam needs to be assembled), and after the relevant dimension is measured to be qualified, the end beam pressing or propping module, the traction beam propping or pressing module and the sleeper beam pressing or compacting module are assembled (when the sleeper beam needs to be assembled).
The modularized assembling device provided by the invention has the advantages that the design idea of the similar device is clear and simple, the design time is saved, the similar structure module can be repeatedly used, or the vehicle type conversion can be realized by replacing, increasing and decreasing the positioning pins, the positioning plates, the adjusting base plates and other parts, the universalization, serialization and standardization of process equipment are well realized, the manufacturing cost is low, the economy is good, the installation and adjustment are simple and convenient, the precision is high, the performance is reliable, the welding deformation can be effectively prevented, the assembling quality of workpieces is ensured, the labor efficiency of small-batch and trial production is improved, and the labor intensity of operators is reduced.
In order to make the technical solutions of the present application more clearly understood by those skilled in the art, the technical solutions of the present application will be described in detail below with reference to specific embodiments.
Firstly, according to the specific structural form of the end part of the underframe of the railway wagon, the design scheme of figure 4 is adopted for the mode of the end beam, the traction beam and the sleeper beam, and the design scheme of figures 1, 2 and 3 is adopted for the mode of the end beam and the traction beam. Then, according to the requirement of assembly precision, selecting a functional module installation reference platform 8 and a central positioning module 7 with enough installation precision, determining the number of functional modules such as an end beam positioning module 1, a traction beam positioning module 3 and a sleeper beam positioning module 5 which need to be configured, then determining the number and clamping forms of functional modules such as an end beam pressing or jacking module 2, a traction beam pressing or jacking module 4 and a sleeper beam pressing or jacking module 6 which need to be configured, and selecting the clamping form according to the product structure without being limited to a plurality of common modes such as threads, levers, pneumatics and hydraulics for independent use or combined use. Finally, the relevant sizes (including factors such as process adjustment amount and welding deformation) of the end beam positioning module 1, the traction beam positioning module 3 and the sleeper beam positioning module 5 are determined according to the structural size and the process quality control parameters of the truck product, and positioning pins, positioning plates, adjusting base plates and the like with corresponding sizes and numbers are configured, so that each functional module can completely meet the product structure assembly requirements.
When the scheme is implemented, the central positioning module 7 is firstly installed on a reference platform 8 which meets the precision requirement and has well adjusted flatness, the horizontal or longitudinal center line is determined, the plane on the platform is taken as a height measurement reference plane, then the end beam positioning module 1, the traction beam positioning module 3 and the sleeper beam positioning module 5 are respectively assembled (when the sleeper beam needs to be assembled), and after the relevant dimension is measured to be qualified, the end beam pressing or propping module 2, the traction beam clamping or pressing module 4 and the sleeper beam propping or pressing module 6 are assembled (when the sleeper beam needs to be assembled).
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A modularized assembly device for a traction beam of an end beam sleeper beam of a railway wagon underframe is characterized by comprising at least two end beam positioning modules, at least one end beam pressing or jacking module, at least two traction beam positioning modules, at least one traction beam pressing or jacking module, at least one functional module installation reference platform and at least one group of central positioning modules;
the functional module installation reference platform provides an installation reference plane for each functional module and can be used as a measurement reference plane in the workpiece manufacturing process;
the central positioning module realizes the installation and positioning of the transverse and longitudinal centers of all the functional modules and is used as a measuring reference of the assembly size of the workpiece in the production process;
the end beam positioning module and the end beam pressing or jacking module are detachably mounted on the functional module mounting reference platform, and the end beam is positioned and clamped;
the traction beam positioning module and the traction beam jacking or pressing module are detachably mounted on the functional module mounting reference platform to position and clamp the traction beam.
2. The modular assembly apparatus of a railroad freight car underframe end beam and bolster draft sill as in claim 1, further comprising at least one bolster positioning module and at least two bolster hold down or hold down modules;
the sleeper beam positioning module and the sleeper beam jacking or pressing module are detachably mounted on the functional module mounting reference platform to position and clamp the sleeper beam.
3. The modular assembly apparatus for railroad freight car underframe end beam and sleeper beam draft beams as in claim 2, wherein the sleeper beam positioning module comprises a module reference body, a positioning plate and a positioning pin;
the module reference body is disc-shaped, the positioning pin is positioned at the central position of the module reference body, and the positioning plate is positioned on the outer ring of the positioning pin and positioned on the module reference body.
4. The modular assembly device for the end beam and the sleeper beam of the railway wagon underframe as claimed in claim 2, wherein the sleeper beam jacking or pressing module comprises a module reference body, a jacking component, a pressing component and an adjusting cushion plate; and a jacking component is arranged in the middle of the module reference body, a pressing component is arranged at the top of the module reference body, and an adjusting base plate is arranged at the bottom of the module reference body.
5. The modular assembly apparatus of a railroad freight car underframe end beam sleeper beam draw beam of claim 1, wherein said end beam positioning module comprises a module reference body, a positioning plate and a backing plate; the module reference body is provided with a positioning plate vertical to the module reference body, the positioning plate is provided with a positioning pin, and the rear side of the positioning plate is provided with a base plate.
6. The device for modularizing the draft sill of an end beam sleeper beam of a railway wagon underframe according to claim 1, wherein the end beam pressing or jacking module comprises a module reference body, a pressing or jacking component and an adjusting shim plate, the pressing or jacking component is mounted on the module reference body, and the adjusting shim plate is arranged at the bottom of the module reference body.
7. The modular assembly device for the end beam sleeper beam of the underframe of the railway wagon as claimed in claim 1, wherein the traction beam positioning module comprises a module reference body, an inner distance positioning plate, a height positioning plate and a longitudinal positioning plate, wherein the longitudinal positioning plate is vertically arranged on the module reference body, and the inner distance positioning plate is positioned at two sides of the longitudinal positioning plate and connected with the longitudinal positioning plate; and the outer sides of the two inner distance positioning plates are respectively provided with a height positioning plate.
8. The device for modularizing the draft sill of an end beam sleeper beam of a railway wagon underframe according to claim 1, wherein the draft sill clamping module comprises a module reference body, a jacking component, a pressing component and an adjusting shim plate, the jacking component is installed in the middle of the module reference body, the pressing component is installed at the top, and the adjusting shim plate is installed at the bottom.
9. The device as claimed in claim 1, wherein the center positioning module comprises a module reference body and a center positioning plate, and the module reference body is provided with the center positioning plate.
10. A method of installing a modular assembly apparatus for a railroad freight car underframe end bolster and draft sill as claimed in any one of claims 1 to 9, comprising the steps of:
installing a central positioning module on a reference platform with flatness adjusted according to the precision requirement, determining a horizontal or longitudinal center line, taking the plane on the platform as a height measurement reference plane, then respectively assembling an end beam positioning module and a traction beam positioning module, and assembling an end beam pressing or jacking module and a traction beam clamping or pressing module after the relevant measurement size is qualified; and when the sleeper beam needs to be assembled, the sleeper beam positioning module and the sleeper beam jacking or pressing module are installed on the sleeper beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011154847.7A CN112427825A (en) | 2020-10-26 | 2020-10-26 | Modularized assembling device and method for end beam, sleeper beam and draft beam of underframe of railway wagon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011154847.7A CN112427825A (en) | 2020-10-26 | 2020-10-26 | Modularized assembling device and method for end beam, sleeper beam and draft beam of underframe of railway wagon |
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| CN113042963A (en) * | 2021-04-27 | 2021-06-29 | 中车株洲车辆有限公司 | Flat car skid clamp assembling and welding positioning method and device |
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