CN112564367A - Common base of generator set and manufacturing method thereof - Google Patents

Common base of generator set and manufacturing method thereof Download PDF

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Publication number
CN112564367A
CN112564367A CN202011354717.8A CN202011354717A CN112564367A CN 112564367 A CN112564367 A CN 112564367A CN 202011354717 A CN202011354717 A CN 202011354717A CN 112564367 A CN112564367 A CN 112564367A
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CN
China
Prior art keywords
plate
reinforcing plate
vertical
line
reinforcing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011354717.8A
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Chinese (zh)
Inventor
刘岩
齐峰
唐永刚
孙业刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cssc Marine Power Components Co ltd
Hudong Heavy Machinery Co Ltd
Original Assignee
Cssc Marine Power Components Co ltd
Hudong Heavy Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cssc Marine Power Components Co ltd, Hudong Heavy Machinery Co Ltd filed Critical Cssc Marine Power Components Co ltd
Priority to CN202011354717.8A priority Critical patent/CN112564367A/en
Publication of CN112564367A publication Critical patent/CN112564367A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/62—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled
    • B66C1/66—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
    • F02B63/044—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators the engine-generator unit being placed on a frame or in an housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M1/00—Frames or casings of engines, machines or apparatus; Frames serving as machinery beds
    • F16M1/08—Frames or casings of engines, machines or apparatus; Frames serving as machinery beds characterised by being built-up of sheet material or welded parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M7/00—Details of attaching or adjusting engine beds, frames, or supporting-legs on foundation or base; Attaching non-moving engine parts, e.g. cylinder blocks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/14—Casings; Enclosures; Supports

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Motors, Generators (AREA)

Abstract

The invention relates to the technical field of generator set parts and discloses a generator set public base which comprises diesel engine connecting plates and a bottom plate, wherein the bottom surfaces of the two diesel engine connecting plates are fixedly connected with first vertical plates, first reinforcing plates are fixedly connected between the bottom surfaces of the diesel engine connecting plates and the side surfaces of one sides of the first vertical plates, two sides of the top surface of the bottom plate are respectively and fixedly connected with a second vertical plate, the side surfaces of one sides of the two second vertical plates are respectively and fixedly connected with second reinforcing plates, and the top surface of the middle part of the bottom plate is respectively and fixedly connected with a third reinforcing plate and a fourth reinforcing plate. The common base of the generator set and the manufacturing method thereof mainly solve the problem that welding deformation is difficult to control due to large welding amount of the common base of the generator set, the integral assembly of the common base of the generator set is realized through component manufacturing, and the common base of the generator set is simple in process, convenient to manufacture and good in effect.

Description

Common base of generator set and manufacturing method thereof
Technical Field
The invention relates to the technical field of generator set components, in particular to a common base of a generator set and a manufacturing method thereof.
Background
The common base of the generator set is basically formed by welding carbon steel parts at present, and the accuracy of the installation positions of the engine and the generator is ensured by machining, so that the reliable connection of the engine and the generator and the manufacture quality of the centering common base directly influence the service life of the generator set, and the manufacture quality of the common base is ensured to be crucial, but the problem exists in the manufacture process of the common base of the existing generator set, the manufacturing process flow of the conventional public base is generally as follows: the invention provides a public base of a generator set and a manufacturing method thereof, aiming at the problems that the blanking, the welding forming, the polishing after welding, the heat treatment after welding, the shot blasting painting and the integral machining of plates and profiles are carried out, the welding of the public base involves more parts, the manufacturing is more complex, the manufacturing period is longer, the welding deformation is large, and the great labor hour and energy are consumed for the correction of the flame work after welding.
Disclosure of Invention
Technical problem to be solved
The invention provides a common base of a generator set and a manufacturing method thereof, which solve the problems in the background technology.
(II) technical scheme
The invention provides the following technical scheme: the utility model provides a generating set public base, includes diesel engine connecting plate and bottom plate, two the equal fixedly connected with riser in bottom surface of diesel engine connecting plate, fixedly connected with first reinforcing plate between the bottom surface of diesel engine connecting plate and the side of riser one side, each fixedly connected with one second riser in both sides of bottom plate top surface, two the equal fixedly connected with second reinforcing plate in side of second riser one side, the top surface at bottom plate middle part is fixedly connected with third reinforcing plate and fourth reinforcing plate respectively, the side of third reinforcing plate and fourth reinforcing plate both sides respectively with the side fixed connection of two second riser opposite sides, the top surface fixedly connected with supporting panel of second riser and second reinforcing plate, the top surface of supporting panel and the bottom surface of first riser and the bottom surface fixed connection of first reinforcing plate, and the top surface of supporting panel still respectively fixedly connected with generator first connecting plate, The bottom surface of the bottom plate is movably connected with a workbench.
Preferably, the top surface of the workbench is provided with an assembly datum line, the assembly datum line internally comprises a longitudinal center line, a transverse center line, a vertical plate side line, a vertical plate thickness line and a reinforcing plate side line, the top surface of the workbench has a width value of three meters and a length value of ten meters, and the levelness error is less than two millimeters.
Preferably, the first vertical plate is perpendicular to the diesel engine connecting plate, and the two groups of diesel engine connecting plates, the first reinforcing plate and the first vertical plate are symmetrical to each other by taking the central line of the bottom plate as a reference.
Preferably, one side of the top of the second reinforcing plate and one side of the top of the first reinforcing plate are both arc-shaped structures, and the bottom surface of the second reinforcing plate is fixedly connected with the top surface of the bottom plate.
Preferably, the top of the fourth reinforcing plate and the top of the third reinforcing plate are both provided with a yielding groove, and the thickness value of the third reinforcing plate is the same as that of the fourth reinforcing plate.
Preferably, the two sides of the top of the lifting lug are provided with round corner structures, and the lifting lug is perpendicular to the top surface of the supporting panel.
A common base of a generator set and a manufacturing method thereof comprise the following operation steps:
s1 scribing platform
1.1, checking the levelness of the workbench, and ensuring that the levelness error of the top surface of the workbench is less than two millimeters within the range of three meters in width and ten meters in length;
1.2, carrying out marking operation on an assembly datum line on the top surface of the workbench according to the structure of the public base, namely a longitudinal center line, a transverse center line, a vertical plate sideline, a vertical plate thickness line and a reinforcing plate sideline, wherein the dimensional errors of all the center lines are less than five millimeters at zero, the dimensional error of each position line is less than one millimeter, and the shrinkage allowance of one millimeter is added to the opening size;
s2 Assembly of first Large Member
2.1, marking out an installation line of a first reinforcing plate and a first vertical plate on a connecting plate of the diesel engine, wherein the installation gap is less than two millimeters, and fixedly connecting the first reinforcing plate and the first vertical plate according to the set positions after the installation;
2.2, the assembly parts of the diesel engine connecting plate, the first reinforcing plate and the first vertical plate are made into two bilaterally symmetrical parts, and the installation deviation among the diesel engine connecting plate, the first reinforcing plate and the first vertical plate is less than one millimeter;
s3 assembly of second big component
3.1, placing the bottom plate on the workbench according to the longitudinal center line and the transverse center line of the workbench by the bottom plate, and then transferring the vertical plate sideline, the vertical plate thickness line and the reinforcing plate sideline on the workbench to the top surface of the bottom plate;
3.2, then installing two second vertical plates, fixedly connecting the two second vertical plates to the specified positions on the two sides of the top surface of the bottom plate by taking the vertical plate edge line on the top surface of the bottom plate as a position reference datum, and ensuring that the second vertical plates are vertical to the bottom plate by using a 'hanging method', wherein the installation clearance between the second vertical plates and the bottom plate is less than two millimeters, and the 'hanging method' is characterized in that a conical weight is used for hanging from top to bottom to ensure that the upper part and the lower part of the conical weight are in the same straight line;
3.3, subsequent installation of the stiffener plate: marking position lines of a third reinforcing plate, a fourth reinforcing plate and a second reinforcing plate on the top surface of the bottom plate and the side surface of the second vertical plate respectively, and installing the third reinforcing plate, the fourth reinforcing plate and the second reinforcing plate respectively and fixedly on corresponding positions of the third reinforcing plate, the fourth reinforcing plate and the second reinforcing plate, wherein the installation gap is less than two millimeters;
3.4, finally installing the supporting panels, placing the two supporting panels on the top surfaces of the two groups of second vertical plates and the second reinforcing plate assembly, and installing two-millimeter reverse deformation, wherein the deviation of the central lines of the two groups of second vertical plates and the second reinforcing plate assembly is less than one millimeter, the reverse deformation refers to that when a welding piece is assembled, the workpiece is artificially deformed in the direction opposite to the welding deformation in advance, and the workpiece is restored to a straight state due to self contraction after welding;
s4, integral assembly
4.1, fixing assembly parts of two sets of diesel engine connecting plates, a first reinforcing plate and a first vertical plate which are bilaterally symmetrical at the designated position of the supporting panel 6, and finally obtaining the common base of the generator set.
(III) advantageous effects
The invention has the following beneficial effects:
1. the common base of the generator set and the manufacturing method thereof mainly solve the problem that welding deformation is difficult to control due to large welding amount of the common base of the generator set, the whole assembly of the common base of the generator set is realized through component manufacturing, and the common base of the generator set is simple in process, convenient to manufacture and good in effect.
2. The manufacturing method of the common base of the generator set adopts the process measures of controlling the errors of marking and installation, proper shrinkage allowance, reverse deformation and the like, and achieves the effect of meeting the quality requirement of the common base of the generator set.
Drawings
FIG. 1 is a schematic top view of the structure of the present invention;
FIG. 2 is a schematic top view of a base plate of the structure of the present invention;
FIG. 3 is a schematic front view of a third stiffener plate of the present construction;
fig. 4 is a schematic bottom view of a diesel engine connecting plate with the structure of the invention.
In the figure: 1. a diesel engine connecting plate; 2. a first reinforcing plate; 3. a first vertical plate; 4. a first connection plate of the generator; 5. a second connection plate of the generator; 6. a support panel; 7. a second vertical plate; 8. a second reinforcing plate; 9. a base plate; 10. a third reinforcing plate; 11. a fourth reinforcing plate; 12. lifting lugs; 13. a work table; 14. and assembling the datum line.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a common base of a generator set comprises diesel engine connecting plates 1 and a bottom plate 9, wherein the bottom surfaces of the two diesel engine connecting plates 1 are fixedly connected with first vertical plates 3, first reinforcing plates 2 are fixedly connected between the bottom surfaces of the diesel engine connecting plates 1 and the side surfaces of one sides of the first vertical plates 3, the first vertical plates 3 are perpendicular to the diesel engine connecting plates 1, two groups of diesel engine connecting plates 1, the first reinforcing plates 2 and the first vertical plates 3 are symmetrical to each other by taking the center line of the bottom plate 9 as a reference, the diesel engine connecting plates 1, the first reinforcing plates 2 and the first vertical plates 3 are mutually matched to slightly promote the connection of the top of a subsequent integral device, so that the stability of the device in use is fully ensured, two sides of the top surface of the bottom plate 9 are respectively and fixedly connected with one second vertical plate 7, and the side surfaces of one side of the two second vertical, one side of the top of the second reinforcing plate 8 and one side of the top of the first reinforcing plate 2 are both arc-shaped structures, the bottom surface of the second reinforcing plate 8 is fixedly connected with the top surface of the bottom plate 9, the second reinforcing plate 8 further improves the connection strength between the bottom plate 9 and the second vertical plate 7 and maintains the integral attractiveness of the device, the top surface of the middle part of the bottom plate 9 is fixedly connected with a third reinforcing plate 10 and a fourth reinforcing plate 11 respectively, the side surfaces of the two sides of the third reinforcing plate 10 and the fourth reinforcing plate 11 are fixedly connected with the side surfaces of the other sides of the two second vertical plates 7 respectively, the tops of the fourth reinforcing plate 11 and the third reinforcing plate 10 are both provided with abdicating grooves, the thickness value of the third reinforcing plate 10 is the same as that of the fourth reinforcing plate 11, and the tops of the third reinforcing plate 10 are both provided with abdicating grooves, which can provide abdicating space for wires which are necessary to be installed by subsequent devices, the assembling operation of workers is facilitated, the top surfaces of the second vertical plate 7 and the second reinforcing plate 8 are fixedly connected with a supporting panel 6, the top surface of the supporting panel 6 is fixedly connected with the bottom surface of the first vertical plate 3 and the bottom surface of the first reinforcing plate 2, the top surface of the supporting panel 6 is also fixedly connected with a first generator connecting plate 4, a second generator connecting plate 5 and a lifting lug 12 respectively, two sides of the top of the lifting lug 12 are provided with a fillet structure, the lifting lug 12 is perpendicular to the top surface of the supporting panel 6, the lifting lug 12 provides a subsequent generator set mounting structure and optimizes a structural fillet thereof at the same time, the workers are prevented from being scratched during the mounting, the bottom surface of the bottom plate 9 is movably connected with a workbench 13, the top surface of the workbench 13 is provided with an assembling datum line 14, and the assembling datum line 14 comprises a longitudinal central line, a transverse central line, a vertical, the top surface of the workbench 13 has a width value of three meters and a length value of ten meters, the levelness error is less than two millimeters, and the assembly reference line 14 provides a position reference for the components during actual assembly and connection, so that the installation error is reduced, and the quality of the whole device is improved.
A common base of a generator set and a manufacturing method thereof comprise the following operation steps:
s1 scribing platform
1.1, checking the levelness of the workbench 13, and ensuring that the levelness error of the top surface of the workbench 13 is less than two millimeters within the range of three meters in width and ten meters in length;
1.2, carrying out marking operation on an assembly datum line 14 on the top surface of a workbench 13 according to the structure of a public base, namely a longitudinal central line, a transverse central line, a vertical plate sideline, a vertical plate thickness line and a reinforcing plate sideline, wherein the dimensional errors of all central lines are less than five millimeters at zero, the dimensional error of each position line is less than one millimeter, and the shrinkage allowance of one millimeter is added to the opening size;
s2 Assembly of first Large Member
2.1, marking out an installation line of a first reinforcing plate 2 and a first vertical plate 3 on a diesel engine connecting plate 1, wherein the installation gap is less than two millimeters, and fixedly connecting the first reinforcing plate 2 with the first vertical plate 3 according to the set positions;
2.2, the assembly parts of the diesel engine connecting plate 1, the first reinforcing plate 2 and the first vertical plate 3 are made into two parts which are bilaterally symmetrical, and the installation deviation among the diesel engine connecting plate 1, the first reinforcing plate 2 and the first vertical plate 3 is less than one millimeter;
s3 assembly of second big component
3.1, the bottom plate 9 is placed on the workbench 13 according to the longitudinal center line and the transverse center line on the workbench 13, and then the vertical plate sidelines, the vertical plate thickness line and the reinforcing plate sidelines on the workbench 13 are transferred to the top surface of the bottom plate 9;
3.2, then installing two second vertical plates 7, fixedly connecting the two second vertical plates 7 to specified positions on two sides of the top surface of the bottom plate 9 by taking a vertical plate edge line on the top surface of the bottom plate 9 as a position reference datum, and ensuring that the second vertical plates 7 are vertical to the bottom plate 9 by using a 'hanging method', wherein the installation clearance between the second vertical plates 7 and the bottom plate 9 is less than two millimeters, and the 'hanging method' means that a conical weight is used for hanging from top to bottom to ensure that the upper part and the lower part of the conical weight are in the same straight line;
3.3, subsequent installation of the stiffener plate: marking position lines of a third reinforcing plate 10, a fourth reinforcing plate 11 and a second reinforcing plate 8 on the top surface of the bottom plate 9 and the side surface of the second vertical plate 7 respectively, and installing the position lines and the positions on the corresponding positions of the third reinforcing plate, the fourth reinforcing plate and the second reinforcing plate respectively, wherein the installation gap is less than two millimeters;
3.4, finally installing support panels 6, placing the two support panels 6 on the top surfaces of the two groups of second vertical plates 7 and the second reinforcing plate 8, and installing two-millimeter reverse deformation, wherein the deviation of the central lines of the two support panels 6 is less than one millimeter, the reverse deformation refers to that when a welding piece is assembled, a workpiece is artificially deformed in the direction opposite to the welding deformation in advance, and the workpiece is restored to a straight state due to self contraction after welding;
s4, integral assembly
4.1, fixing the combined parts of the two sets of diesel engine connecting plates 1, the first reinforcing plate 2 and the first vertical plate 3, the first generator connecting plate 4, the second generator connecting plate 5 and the lifting lug 12 which are bilaterally symmetrical at the designated position of the supporting panel 6, and finally obtaining the common base of the generator set.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A common base of a generator set comprises diesel engine connecting plates (1) and a bottom plate (9), wherein the bottom surfaces of the two diesel engine connecting plates (1) are fixedly connected with a first vertical plate (3), a first reinforcing plate (2) is fixedly connected between the bottom surface of the diesel engine connecting plate (1) and the side surface of one side of the first vertical plate (3), two sides of the top surface of the bottom plate (9) are respectively and fixedly connected with a second vertical plate (7), the side surface of one side of the two second vertical plates (7) is fixedly connected with a second reinforcing plate (8), the top surface of the middle part of the bottom plate (9) is respectively and fixedly connected with a third reinforcing plate (10) and a fourth reinforcing plate (11), the side surfaces of the two sides of the third reinforcing plate (10) and the fourth reinforcing plate (11) are respectively and fixedly connected with the side surfaces of the other sides of the two second vertical plates (7), and the top surfaces of the second vertical plates (7) and the second reinforcing plate (8), the top surface of the supporting panel (6) is fixedly connected with the bottom surface of the first vertical plate (3) and the bottom surface of the first reinforcing plate (2), the top surface of the supporting panel (6) is fixedly connected with a first generator connecting plate (4), a second generator connecting plate (5) and a lifting lug (12) respectively, and the bottom surface of the bottom plate (9) is movably connected with a workbench (13).
2. A generator set common base according to claim 1, wherein: the top surface of the workbench (13) is provided with an assembly datum line (14), the assembly datum line (14) comprises a longitudinal center line, a transverse center line, a vertical plate side line, a vertical plate thickness line and a reinforcing plate side line, the top surface of the workbench (13) has a width value of three meters and a length value of ten meters, and the levelness error is less than two millimeters.
3. A generator set common base according to claim 1, wherein: the first vertical plate (3) is perpendicular to the diesel engine connecting plate (1), and the two groups of diesel engine connecting plates (1), the first reinforcing plate (2) and the first vertical plate (3) are symmetrical to each other by taking the central line of the bottom plate (9) as a reference.
4. A generator set common base according to claim 1, wherein: one side of the top of the second reinforcing plate (8) and one side of the top of the first reinforcing plate (2) are both arc-shaped structures, and the bottom surface of the second reinforcing plate (8) is fixedly connected with the top surface of the bottom plate (9).
5. A generator set common base according to claim 1, wherein: the top of the fourth reinforcing plate (11) and the top of the third reinforcing plate (10) are both provided with abdicating grooves, and the thickness value of the third reinforcing plate (10) is the same as that of the fourth reinforcing plate (11).
6. A generator set common base according to claim 1, wherein: the two sides of the top of the lifting lug (12) are provided with round corner structures, and the lifting lug (12) is perpendicular to the top surface of the supporting panel (6).
7. A generator set public base and a manufacturing method thereof according to any one of claims 1 to 6, characterized by comprising the following operation steps:
s1 scribing platform
1.1, checking the levelness of the workbench (13) to ensure that the levelness error of the top surface of the workbench (13) is less than two millimeters within the range of three meters in width and ten meters in length;
1.2, carrying out scribing operation on an assembly datum line (14), namely a longitudinal central line, a transverse central line, a vertical plate side line, a vertical plate thickness line and a reinforcing plate side line, on the top surface of the workbench (13) according to the structure of the public base, wherein the dimensional errors of all the central lines are less than five zero millimeters, the dimensional error of each position line is less than one millimeter, and the shrinkage allowance of one millimeter is added to the opening size;
s2 Assembly of first Large Member
2.1, marking out an installation line of a first reinforcing plate (2) and a first vertical plate (3) on a diesel engine connecting plate (1), wherein the installation gap is less than two millimeters, and fixedly connecting the first reinforcing plate, the first vertical plate and the first vertical plate according to the set positions;
2.2, the assembly parts of the diesel engine connecting plate (1), the first reinforcing plate (2) and the first vertical plate (3) are made into two bilaterally symmetrical parts, and the installation deviation among the diesel engine connecting plate (1), the first reinforcing plate (2) and the first vertical plate (3) is less than one millimeter;
s3 assembly of second big component
3.1, placing the bottom plate on a workbench (13) by the bottom plate (9) according to a longitudinal center line and a transverse center line on the workbench (13), and then transferring a vertical plate sideline, a vertical plate thickness line and a reinforcing plate sideline on the workbench (13) to the top surface of the bottom plate (9);
3.2, then installing two second vertical plates (7), fixedly connecting the two second vertical plates (7) at specified positions on two sides of the top surface of the bottom plate (9) by taking a vertical plate edge line on the top surface of the bottom plate (9) as a position reference datum, and ensuring that the second vertical plates (7) are vertical to the bottom plate (9) by using a 'hanging method', wherein the installation clearance between the second vertical plates (7) and the bottom plate (9) is less than two millimeters, and the 'hanging method' is characterized in that a conical weight is used for hanging from top to bottom to ensure that the upper part and the lower part are in the same straight line;
3.3, subsequent installation of the stiffener plate: position lines of a third reinforcing plate (10), a fourth reinforcing plate (11) and a second reinforcing plate (8) are respectively marked on the top surface of the bottom plate (9) and the side surface of the second vertical plate (7), and are respectively installed and fixedly installed at corresponding positions of the third reinforcing plate, the fourth reinforcing plate and the second reinforcing plate, and the installation gap is less than two millimeters;
3.4, finally installing support panels (6), placing the two support panels (6) on the top surfaces of the two groups of second vertical plates (7) and second reinforcing plates (8) combined bodies, and installing two-millimeter reverse deformation, wherein the deviation of the central lines of the two support panels is less than one millimeter, the reverse deformation refers to that when a welding piece is assembled, a workpiece is artificially deformed in the direction opposite to the welding deformation in advance, and the workpiece is restored to a straight state due to self contraction after welding;
s4, integral assembly
4.1, fixing the left and right symmetrical two groups of diesel engine connecting plates (1), the first reinforcing plate (2), the combined body part of the first vertical plate (3), the first generator connecting plate (4), the second generator connecting plate (5) and the lifting lug (12) at the designated position of the supporting panel 6, and finally obtaining the common base of the generator set.
CN202011354717.8A 2020-11-27 2020-11-27 Common base of generator set and manufacturing method thereof Pending CN112564367A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011354717.8A CN112564367A (en) 2020-11-27 2020-11-27 Common base of generator set and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011354717.8A CN112564367A (en) 2020-11-27 2020-11-27 Common base of generator set and manufacturing method thereof

Publications (1)

Publication Number Publication Date
CN112564367A true CN112564367A (en) 2021-03-26

Family

ID=75046130

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011354717.8A Pending CN112564367A (en) 2020-11-27 2020-11-27 Common base of generator set and manufacturing method thereof

Country Status (1)

Country Link
CN (1) CN112564367A (en)

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