CN108127309A - The welding tooling and welding method of a kind of engine housing - Google Patents
The welding tooling and welding method of a kind of engine housing Download PDFInfo
- Publication number
- CN108127309A CN108127309A CN201711089387.2A CN201711089387A CN108127309A CN 108127309 A CN108127309 A CN 108127309A CN 201711089387 A CN201711089387 A CN 201711089387A CN 108127309 A CN108127309 A CN 108127309A
- Authority
- CN
- China
- Prior art keywords
- annular
- side plate
- welding
- engine housing
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
Abstract
The invention discloses the welding toolings and welding method of a kind of engine housing, belong to welding technology field.The welding tooling includes bottom plate, two pieces of support plates, centration axis, first annular side plate, second annular side plate, retainer ring and multiple cyclic annular adjustable plates, two pieces of support plates are vertically set on bottom plate, chuck is provided in one piece of support plate, it is provided in another piece of support plate top, the second annular side plate is held out against on the shaft shoulder of centration axis by retainer ring, so as to by first annular side plate and the second annular side plate by the first annular part of engine housing, cylinder, the same axis clamping of second annular element, and cyclic annular adjustable plate can also be set between the second annular side plate and the shaft shoulder, change the spacing between first annular side plate and the second annular side plate by the quantity for changing cyclic annular adjustable plate, in order to clamp engine housing, improve the precision of clamping, so as to improve the quality of welding.By the way that top and chuck is set to facilitate welding engine housing to support centration axis.
Description
Technical field
The present invention relates to welding technology field, the welding tooling and welding method of more particularly to a kind of engine housing.
Background technology
Engine housing is the important component of engine, and engine housing usually makes by welding.
There is a kind of shell of turbogenerator to include first annular part, the second annular element and cylinder, first annular part, second
Annular element and cylinder are revolving body, and first annular part and the second annular element are coaxially connected in the both ends of cylinder, the first ring respectively
Shape part and the second annular element are connect with barrel soldering.
With the development of industry, higher and higher to the requirement of engine performance, the welding quality of engine housing is to starting
The performance of machine is affected, and the engine housing welded at present is difficult to meet higher performance requirement.
Invention content
In order to which the engine housing for solving the problems, such as welding is difficult to meet higher performance requirement, the embodiment of the present invention provides
The welding tooling and welding method of a kind of engine housing.The technical solution is as follows：
On the one hand, an embodiment of the present invention provides a kind of welding tooling of engine housing, the welding tooling includes bottom
Plate, two pieces of support plates, centration axis, first annular side plate, the second annular side plate, retainer ring and multiple cyclic annular adjustable plates, described two
Block support plate is vertically set on the bottom plate, the parallel face arrangement of two pieces of support plates, is set in one piece of support plate
Have chuck, be provided in another piece of support plate it is top, it is described it is top be respectively positioned on the chuck two pieces of support plates it
Between, the top axis is overlapped with the axis of the chuck, and the top axis is vertical with two pieces of support plates, institute
Stating one end of centration axis has for the taper hole with the top cooperation, and the other end of the centration axis is used to match with the chuck
It closes, the centration axis has the shaft shoulder, and the first annular side plate is fixedly and coaxially connected in the centration axis, second annular
Side plate is coaxially detachably set in the centration axis, and the shaft shoulder is located at the first annular side plate and second annular side
Between plate, the internal diameter of second annular side plate is less than the diameter at the shaft shoulder, the first annular side plate with described the
Annular recess is coaxially arranged in the opposite one side of second ring side plate, the annular recess is for location and installation engine housing
First annular part is coaxially arranged with ring-type in the one side opposite with the first annular side plate of second annular side plate and stops
Mouthful, it is described ring-type seam allowance be used for location engine shell the second annular element, it is the multiple ring-type adjustable plate internal diameter with it is described
The internal diameter of second annular side plate is identical, and the outer diameter of the multiple ring-type adjustable plate is identical with the diameter at the shaft shoulder, described solid
Determine ring to be coaxially set in the centration axis, the retainer ring is located at the separate first annular side of second annular side plate
The side of plate, the retainer ring are threadedly coupled with the centration axis.
Optionally, the taper hole is located at the side far from the first annular side plate of second annular side plate.
Optionally, the welding tooling includes multigroup cyclic annular adjustable plate, and every group of ring-type adjustable plate includes at least one ring-type
Adjustable plate, identical with the thickness of the cyclic annular adjustable plate in group, the thickness of the cyclic annular adjustable plate of difference group is different.
Optionally, the welding tooling further includes multiple annular gap adjustment sheets, the internal diameter of the annular gap adjustment sheet
It is identical with the internal diameter of the cyclic annular adjustable plate, the outer diameter phase of the outer diameter of the annular gap adjustment sheet and the cyclic annular adjustable plate
Together.
Optionally, multiple lightening holes are both provided in the first annular side plate and second annular side plate.
On the other hand, the embodiment of the present invention additionally provides a kind of welding method of engine housing, and the welding method is adopted
With aforementioned any welding tooling, the welding method includes：
Engine housing is folded between first annular side plate and the second annular side plate, the engine housing and centering
Axis is coaxial；
The first annular part and cylinder of engine housing described in spot welding, the second annular element of the engine housing and cylinder
Body；
The engine housing is welded using Laser Welding.
Optionally, the first annular part of engine housing described in the spot welding and cylinder, the engine housing second
When annular element and cylinder, laser power is 450W~500W.
Optionally, the first annular part of engine housing described in the spot welding and cylinder, the engine housing second
Annular element and cylinder include：
Along the circumferential direction of the engine housing, at interval of the primary first annular part of 50mm spot welding and the cylinder；
Along the circumferential direction of the engine housing, at interval of primary second annular element of 50mm spot welding and the cylinder.
Optionally, when welding the engine housing using Laser Welding, laser power is 3400W~3500W.
Optionally, the welding method further includes：
Weld seam is detected, the detection includes Liquid penetrant testing, weld seam room temperature stretches detection, macroscopical metallographic is detected and penetrated
Line detects.
The advantageous effect that technical solution provided in an embodiment of the present invention is brought is：By setting centration axis, first annular side
The first annular part of engine housing can be passed through the by plate, the second annular side plate, retainer ring and cyclic annular adjustable plate in welding
Annular recess positioning in one annular side plate, the cyclic annular seam allowance that the second annular element of engine housing is passed through into the second annular sidewall
Positioning, is held out against the second annular side plate on the shaft shoulder of centration axis by retainer ring, so as to pass through first annular side plate and second
Annular side plate by the first annular part of engine housing, cylinder, the same axis clamping of the second annular element, and can also second annular
Cyclic annular adjustable plate between side plate and the shaft shoulder is set, first annular side plate and the second ring are changed by the quantity for changing cyclic annular adjustable plate
Spacing between shape side plate in order to clamp engine housing, improves the precision of clamping, so as to improve the quality of welding.Pass through
Top and chuck is set, so as to clamp one end of centration axis by chuck, passes through top one end for withstanding centration axis
Taper hole to support centration axis, facilitates welding engine housing.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is a kind of partial structural diagram of existing engine housing；
Fig. 2 is a kind of structure diagram of the welding tooling of engine housing provided in an embodiment of the present invention；
Fig. 3 is the close-up schematic view in Fig. 2；
Fig. 4 is a kind of structure diagram of annular gap adjustment sheet provided in an embodiment of the present invention；
Fig. 5 is a kind of flow chart of the welding method of engine housing provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
In order to better understand the present invention, engine housing is briefly described below.
Fig. 1 is a kind of partial structural diagram of existing engine housing, as shown in Figure 1, engine housing is included together
First annular part 11,12 and second annular element 13 of cylinder of axis connection, first annular part 11,12 and second annular element of cylinder 13 are single
It is welded to connect after only machine-shaping, one end of first annular part 11 has an annular end face, and one end of the second annular element 13 also has
There is an annular end face.Engine housing is made of 1Cr12Ni2MoWVNbN martensitic stain less steels.
Fig. 2 is a kind of structure diagram of the welding tooling of engine housing provided in an embodiment of the present invention.Such as Fig. 2 institutes
Show, which includes bottom plate 21, two pieces of support plates 22, centration axis 23, first annular side plate 241, second annular side plates
242nd, retainer ring 25 and multiple cyclic annular adjustable plates 26.
Two pieces of support plates 22 are vertically set on bottom plate 21, two pieces of 22 parallel face of support plate arrangements, one piece of support plate 22
On be provided with chuck 222, be provided with top 221 in another piece of support plate 22.Top 221 are respectively positioned on two pieces of supports with chuck 222
Between plate 22, top 221 axis is overlapped with the axis of chuck 222, and top 221 axis is vertical with two pieces of support plates 22.
One end of centration axis 23 has for the taper hole 23a with top 221 cooperations, and the other end of centration axis 23 is used for and card
Disk 222 coordinates.Centration axis 23 has the shaft shoulder 231.
First annular side plate 241 is fixedly and coaxially connected in centration axis 23, and the second annular side plate 242 is coaxially detachably arranged
In centration axis 23, the shaft shoulder 231 is between first annular 241 and second annular side plate 242 of side plate, the second annular side plate 242
Internal diameter be less than the shaft shoulder 231 at diameter.
Annular recess 241a is coaxially arranged in the one side opposite with the second annular side plate 242 of first annular side plate 241,
Annular recess 241a is used for the first annular part of location and installation engine housing.Second annular side plate 242 with first annular side
Cyclic annular seam allowance 242a is coaxially arranged in the opposite one side of plate 241, cyclic annular seam allowance 242a is used for the second of location engine shell
Annular element.
The internal diameter of multiple ring-type adjustable plates 26 is identical with the internal diameter of the second annular side plate 242, multiple ring-type adjustable plates 26
Outer diameter is identical with the diameter at the shaft shoulder 231, and retainer ring 25 is coaxially set in centration axis 23, and retainer ring 25 is located at the second annular side
The side far from first annular side plate 241 of plate 242, retainer ring 25 are threadedly coupled with centration axis 23.
By setting centration axis, first annular side plate, the second annular side plate, retainer ring and cyclic annular adjustable plate, in welding
The first annular part of engine housing can be positioned by annular recess on first annular side plate, by the of engine housing
Second ring part is positioned by the cyclic annular seam allowance of the second annular sidewall, is held out against the second annular side plate in centration axis by retainer ring
On the shaft shoulder, so as to by first annular side plate and the second annular side plate by the first annular part, cylinder, the second ring of engine housing
The same axis clamping of shape part, and cyclic annular adjustable plate can also be set between the second annular side plate and the shaft shoulder, by changing cyclic annular adjust
The spacing between the first annular side plate of quantity change of plate and the second annular side plate is saved, in order to clamp engine housing, is improved
The precision of clamping, so as to improve the quality of welding.By setting top and chuck, so as to clamp centration axis by chuck
One end, by the taper hole of top one end for withstanding centration axis, to support centration axis, facilitate welding engine housing.
Fig. 3 is the close-up schematic view in Fig. 2, as shown in figure 3, by first annular part 11, the cylinder of engine housing
When 12 and second annular element 13 of body is set on welding tooling, annular stopper 13a can be processed on first annular part 11,
Annular stopper 11a is processed on second annular element 13, it in this way can be in order to first annular part 11,12 and second annular element 13 of cylinder
Connection.
Preferably, taper hole 23a is located at the side far from first annular side plate 241 of the second annular side plate 242.Due to inciting somebody to action
When centration axis 23 is set onto two pieces of support plates 22, first pass through chuck 222 and clamp centration axis 23, then withstand and determine by top 221
The taper hole 23a of 23 one end of mandrel, in this way setting can be in order to passing through top after the second annular side plate 242 is installed in centration axis 23
Point 221 withstands centration axis 23.
It should be noted that top 221 can withstand centration axis 23 in order to top 221 along top 221 axial movement.
Top 221 structure can be identical with top 221 structure on existing lathe.
Illustratively, guide rail can be set on bottom plate 21, being provided with top 221 support plate 22 can move along guide rail,
Support plate 22 can be moved when installing centration axis 23 in this way to withstand centration axis 23 by top 221.
Chuck 222 can be scroll chuck, scroll chuck can around own axis, in order to rotate centration axis 23,
The cost of manufacture of welding tooling is advantageously reduced using scroll chuck.
In another realization method of the present invention, welding tooling can include multigroup cyclic annular adjustable plate 26, and every group cyclic annular
Adjustable plate 26 includes at least one cyclic annular adjustable plate 26, the ring-type of difference group identical with the thickness of the cyclic annular adjustable plate 26 in group
The thickness of adjustable plate 26 is different.It in this way can be by installing the cyclic annular adjustable plate 26 of different-thickness so that first annular side plate 241
Meet the requirement of engine housing with the spacing of the second annular side plate 242.It is arranged on the cyclic annular adjustable plate 26 in centration axis 23
Quantity, thickness can be configured according to specific needs, and the present invention is not limited thereto.
Optionally, the thickness of cyclic annular adjustable plate 26 can be 5mm~30mm.
During realization, cyclic annular adjustable plate 26 may be used stainless steel and be made.
It is contemplated that cyclic annular adjustable plate 26 may also be not provided in actual welding, in centration axis 23.
Further, welding tooling can also include multiple annular gap adjustment sheets 27, and Fig. 4 is that the embodiment of the present invention provides
A kind of annular gap adjustment sheet structure diagram, as shown in figure 4, the internal diameter of annular gap adjustment sheet 27 and cyclic annular adjustable plate
26 internal diameter is identical, and the outer diameter of annular gap adjustment sheet 27 is identical with the outer diameter of cyclic annular adjustable plate 26.In clamping engine housing
When annular gap adjustment sheet 27 can be arranged in centration axis 23, annular gap adjustment sheet 27 can be arranged on retainer ring 25 and axis
Between shoulder 231.The thickness of the thickness ratio ring-type adjustable plate 26 of annular gap adjustment sheet 27 is small, and annular gap adjustment sheet 27 can be right
Spacing between first annular side plate 241, the second annular side plate 242 is finely adjusted, in this way convenient for the first annular part 11 of adjusting, cylinder
Gap between body 12, the second annular element 13 is conducive to further improve the quality of welding.
Optionally, the thickness of annular gap adjustment sheet 27 can be 0.1mm~2mm.
During realization, annular gap adjustment sheet 27 may be used stainless steel and be made, and occur to avoid annular gap adjustment sheet 27
Corrosion and the variation for causing thickness.
Preferably, multiple lightening hole (such as Fig. 2 can be provided in first annular 241 and second annular side plate 242 of side plate
In lightening hole 241b and 242b), the weight of first annular 241 and second annular side plate 242 of side plate can be reduced in this way, be convenient for
Operation.
Fig. 5 is a kind of flow chart of the welding method of engine housing provided in an embodiment of the present invention, and this method is used to adopt
Motor body shown in FIG. 1 is welded with welding tooling shown in Fig. 2.As shown in figure 5, the welding method includes：
S11：Clamping engine housing.
Specifically, engine housing is folded between first annular side plate and the second annular side plate, engine housing with
Centration axis is coaxial.
S12：Positioning welding engine housing.
Specifically, the first annular part of spot welding engine housing and cylinder, the second annular element and cylinder of engine housing.
S13：Engine housing is welded using Laser Welding.
By setting centration axis, first annular side plate, the second annular side plate, retainer ring and cyclic annular adjustable plate, in welding
The first annular part of engine housing can be positioned by annular recess on first annular side plate, by the of engine housing
Second ring part is positioned by the cyclic annular seam allowance of the second annular sidewall, is held out against the second annular side plate in centration axis by retainer ring
On the shaft shoulder, so as to by first annular side plate and the second annular side plate by the first annular part, cylinder, the second ring of engine housing
The same axis clamping of shape part, and cyclic annular adjustable plate can also be set between the second annular side plate and the shaft shoulder, by changing cyclic annular adjust
The spacing between the first annular side plate of quantity change of plate and the second annular side plate is saved, in order to clamp engine housing, is improved
The precision of clamping, so as to improve the quality of welding.By setting top and chuck, so as to clamp centration axis by chuck
One end, by the taper hole of top one end for withstanding centration axis, to support centration axis, facilitate welding engine housing.
Preferably, before step S11, which can also include：
Clean first annular part, cylinder and the second annular element.
It can specifically be polished by sand paper first annular part, cylinder and the second annular element, to remove surface
Oxide skin can also be cleaned after polishing by acetone.
Polishing when, can on first annular part, cylinder and the second annular element be used for welding side 10mm in the range of
Region polish, such as the both ends of cylinder are required to be welded, can be to from one end of cylinder by taking wherein one end as an example
The annular surface of from endface to other end extension 10mm are polished.
In addition, first annular part, cylinder and the second annular element can also be observed by the naked eye in polishing, to check first
Whether there is crackle on annular element, cylinder and the second annular element, needed if there are crackle according to specific technological requirement, selection weight
First annular part, cylinder or the second annular element are repaiied in the first annular part of new production, cylinder or the second annular element or selection
It mends.
Assembling when, can make between first annular part and cylinder, between cylinder and the second annular element in the axial direction between
Gap is no more than 0.1mm, and diametrical gap is no more than 0.15mm, to improve the quality of welding.
When performing step S12, single beam laser may be used from melting welding.
Specifically, the first annular part of spot welding engine housing and cylinder, the second annular element and cylinder of engine housing
When, laser power can be 450W~500W.Defocusing amount can be+5.0mm~+5.4mm, and the diameter of focal beam spot can be
0.4mm.First annular part, cylinder and the second annular element can tentatively be welded by spot welding, avoid in follow-up welding process by
Weld gap is caused to increase in welding stress, be conducive to improve welding quality.
When carrying out spot welding, the mode of side-blown nozzle guard may be used, be 99.9% Ar to welding region using purity
It is protected, the flow of gas can be 25~30L/min, to prevent welding region from aoxidizing.
Specifically, step S12 can include：
Along the circumferential direction of engine housing, at interval of 50mm spot welding once first annular part and cylinder.
Along the circumferential direction of engine housing, at interval of second annular element of 50mm spot welding and cylinder.
It once both may insure that first annular part, cylinder and the second annular element can be tentatively welded at interval of 50mm spot welding
Together, and spot welding number can be reduced, improves welding efficiency.
When performing step S13, optical fiber laser may be used and welded, welding manner can be for single beam laser certainly
Melting welding.
Specifically, when welding engine housing, laser power can be 3400W~3500W.Defocusing amount can be+
5.0mm~+5.4mm, the diameter of focal beam spot can be 0.4mm, and speed of welding can be 20~25mm/s.Weld the weldering formed
It can be 4mm to stitch thickness.
When being welded, the mode of side-blown nozzle guard may be used, be 99.9% Ar to welding region using purity
It is protected, the flow of gas can be 25~30L/min, to prevent welding region from aoxidizing.
Further, after step s 13, which can also include：
Weld seam is detected, detection includes PT (Penetrant flaw testing, Liquid penetrant testing), weld seam room temperature is drawn
Stretch detection, macroscopical metallographic detection and RT (Radiographic testing, ray detection).
By PT to ensure that weld seam meets NB/T47013-2015I grades of requirements, by RT to ensure that weld seam meets NB/
T47013-2015II grades of requirements are stretched through weld seam room temperature and detect the tensile strength sigma that may insure weld seambNot less than base material (i.e.
Make engine housing material tensile strength) tensile strength 85%, such as tensile strength be 1113MPa base material
The engine housing of making, the tensile strength sigma of weld seambIt should be greater than 946MPa.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of welding tooling of engine housing, which is characterized in that the welding tooling includes bottom plate (21), two pieces of support plates
(22), centration axis (23), first annular side plate (241), the second annular side plate (242), retainer ring (25) and multiple cyclic annular adjustings
Plate (26), two pieces of support plates (22) are vertically set on the bottom plate (21), the parallel face of two pieces of support plates (22)
It arranges, is provided with chuck (222) on one piece of support plate (22), is provided on another piece of support plate (22) top
(221), top (221) and the chuck (222) are respectively positioned between two pieces of support plates (22), top (221)
Axis overlapped with the axis of the chuck (222), and the axis of top (221) and two pieces of support plates (22) are hung down
Directly,
One end of the centration axis (23) has the taper hole (23a) for coordinating with described top (221), the centration axis (23)
The other end be used for the chuck (222) coordinate, the centration axis (23) have the shaft shoulder (231), the first annular side plate
(241) it is fixedly and coaxially connected in the centration axis (23), second annular side plate (242) is coaxially detachably set in described
In centration axis (23), the shaft shoulder (231) positioned at the first annular side plate (241) and second annular side plate (242) it
Between, the internal diameter of second annular side plate (242) is less than the diameter at the shaft shoulder (231), the first annular side plate (241)
The one side opposite with second annular side plate (242) on be coaxially arranged with annular recess (241a), the annular recess
(241a) for location and installation engine housing first annular part, second annular side plate (242) with first ring
Cyclic annular seam allowance (242a) is coaxially arranged in the opposite one side of shape side plate (241), the ring-type seam allowance (242a) is sent out for positioning
Second annular element of motivation shell, internal diameter and second annular side plate (242) of the multiple ring-type adjustable plate (26) it is interior
Diameter is identical, and the outer diameter of the multiple ring-type adjustable plate (26) is identical with the diameter at the shaft shoulder (231), the retainer ring (25)
It is coaxially set in the centration axis (23), the retainer ring (25) is positioned at second annular side plate (242) far from described
The side of first annular side plate (241), the retainer ring (25) are threadedly coupled with the centration axis (23).
2. welding tooling according to claim 1, which is characterized in that the taper hole (23a) is positioned at second annular side
The side far from the first annular side plate (241) of plate (242).
3. welding tooling according to claim 1 or 2, which is characterized in that the welding tooling includes multigroup cyclic annular adjusting
Plate (26), every group of ring-type adjustable plate (26) includes at least one cyclic annular adjustable plate (26), with the cyclic annular adjustable plate (26) in group
Thickness is identical, and the thickness of the cyclic annular adjustable plate (26) of difference group is different.
4. welding tooling according to claim 1 or 2, which is characterized in that the welding tooling is further included between multiple annulars
Gap adjustment sheet (27), the internal diameter of the annular gap adjustment sheet (27) is identical with the internal diameter of the cyclic annular adjustable plate (26), described
The outer diameter of annular gap adjustment sheet (27) is identical with the outer diameter of the cyclic annular adjustable plate (26).
5. welding tooling according to claim 1 or 2, which is characterized in that the first annular side plate (241) and described
Second ring side plate is both provided with multiple lightening holes on (242).
6. a kind of welding method of engine housing, which is characterized in that the welding method is used as Claims 1 to 5 is any
Welding tooling described in, the welding method include：
Engine housing is folded between first annular side plate and the second annular side plate, the engine housing and centration axis are same
Axis；
The first annular part and cylinder of engine housing described in spot welding, the second annular element of the engine housing and cylinder；
The engine housing is welded using Laser Welding.
7. welding method according to claim 6, which is characterized in that engine housing is first annular described in the spot welding
Part and cylinder, the engine housing the second annular element and cylinder when, laser power is 450W~500W.
8. welding method according to claim 6, which is characterized in that engine housing is first annular described in the spot welding
Part and cylinder, the second annular element of the engine housing and cylinder include：
Along the circumferential direction of the engine housing, at interval of the primary first annular part of 50mm spot welding and the cylinder；
Along the circumferential direction of the engine housing, at interval of primary second annular element of 50mm spot welding and the cylinder.
9. welding method according to claim 6, which is characterized in that when welding the engine housing using Laser Welding,
Laser power is 3400W~3500W.
10. welding method according to claim 6, which is characterized in that the welding method further includes：
Weld seam is detected, the detection includes Liquid penetrant testing, weld seam room temperature stretches detection, macroscopical metallographic detects and ray inspection
It surveys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711089387.2A CN108127309A (en) | 2017-11-08 | 2017-11-08 | The welding tooling and welding method of a kind of engine housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711089387.2A CN108127309A (en) | 2017-11-08 | 2017-11-08 | The welding tooling and welding method of a kind of engine housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108127309A true CN108127309A (en) | 2018-06-08 |
Family
ID=62389693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711089387.2A Pending CN108127309A (en) | 2017-11-08 | 2017-11-08 | The welding tooling and welding method of a kind of engine housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108127309A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909433A (en) * | 2019-03-29 | 2019-06-21 | 北京航空航天大学 | A kind of processing tool and processing method of centrifugal compressor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101144362B1 (en) * | 2006-03-03 | 2012-05-10 | 현대중공업 주식회사 | Inconel welding robot system for cylinder cover of the marine diesel engine |
| CN203696518U (en) * | 2014-02-11 | 2014-07-09 | 常州信息职业技术学院 | Plane clamp |
| CN205199719U (en) * | 2015-12-03 | 2016-05-04 | 中钢集团安徽天源科技股份有限公司 | Cell body adjusting device of magnet separator |
| CN106583905A (en) * | 2016-11-17 | 2017-04-26 | 武汉船用机械有限责任公司 | Gas turbine guider casing welding tool and welding method |
| CN106825892A (en) * | 2016-12-27 | 2017-06-13 | 武汉船用机械有限责任公司 | A kind of radial support apparatus |
-
2017
- 2017-11-08 CN CN201711089387.2A patent/CN108127309A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101144362B1 (en) * | 2006-03-03 | 2012-05-10 | 현대중공업 주식회사 | Inconel welding robot system for cylinder cover of the marine diesel engine |
| CN203696518U (en) * | 2014-02-11 | 2014-07-09 | 常州信息职业技术学院 | Plane clamp |
| CN205199719U (en) * | 2015-12-03 | 2016-05-04 | 中钢集团安徽天源科技股份有限公司 | Cell body adjusting device of magnet separator |
| CN106583905A (en) * | 2016-11-17 | 2017-04-26 | 武汉船用机械有限责任公司 | Gas turbine guider casing welding tool and welding method |
| CN106825892A (en) * | 2016-12-27 | 2017-06-13 | 武汉船用机械有限责任公司 | A kind of radial support apparatus |
Non-Patent Citations (1)
| Title |
|---|
| 石宏: "《航空发动机装配工艺技术》", 31 August 2015, 北京航空航天大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909433A (en) * | 2019-03-29 | 2019-06-21 | 北京航空航天大学 | A kind of processing tool and processing method of centrifugal compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105750708B (en) | A kind of heavy wall nickel-base alloy header welding method of girth weld | |
| KR102176957B1 (en) | Method for repairing a turbomachine component | |
| CN107052517B (en) | Automatic butt welding process for low-alloy steel and nickel-based alloy dissimilar steel heat exchange tubes | |
| CN107401175B (en) | A kind of method of construction of the upper guide pipe support of six pile leaders frame | |
| KR102293186B1 (en) | method for manufacturing brush seal | |
| CN103008999B (en) | Spiral seam submerged-arc welded pipe butt joint process | |
| CN105195947B (en) | Group welding method and assembly fixture for inner barrel and outer barrel of connecting pipe with through hole support | |
| CN105479079B (en) | Welding tool and method for guide vane nozzle of high-power water-spraying propulsion device | |
| CN108127309A (en) | The welding tooling and welding method of a kind of engine housing | |
| CN110869156A (en) | Welding method of large-sized cylinder section | |
| CN106002008A (en) | Method for welding door frame of ultra-low-temperature high-power wind turbine tower | |
| CN102632370B (en) | Manufacturing process of inner cover of total hydrogen cover-type furnace | |
| CN115401421A (en) | Preparation method of multi-connected turbine guide vane | |
| CN105414751A (en) | Butt-joint pipe fitting laser welding device and welding method | |
| CN104493343B (en) | For the automatic submerged-arc welding method of large diameter thin wall workpiece circumferential weld | |
| CA2733781C (en) | Extraction of chordal test specimens from forgings | |
| CN108788647A (en) | The technique and equipment led to using channel steel splicing side | |
| CN105420725A (en) | Preparation method of enhanced boiler tube | |
| CN115945817B (en) | Stirring port flange flatness control process for ultra-large PTA crystallizer | |
| CN102500886A (en) | High-strength nickel-iron-chromium alloy and chromium-nickel stainless steel plate welding method and application to preparation of polysilicon cold hydrogenation reactors | |
| KR20120131592A (en) | Welding method for titanium pipe | |
| CN110216416A (en) | Bearing device conical pipe circumferential weld groove manufacturing method | |
| CN102430891B (en) | Method for changing inner mixer on flame barrel | |
| CN111336349B (en) | Base for supporting seawater lift pump and processing method thereof | |
| CN110814646A (en) | Machining method of wear-resistant sealing ring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180608 |
|
| RJ01 | Rejection of invention patent application after publication |