CN110722305A - Assembly welding tool and assembly welding method for end cover part - Google Patents
Assembly welding tool and assembly welding method for end cover part Download PDFInfo
- Publication number
- CN110722305A CN110722305A CN201910796134.1A CN201910796134A CN110722305A CN 110722305 A CN110722305 A CN 110722305A CN 201910796134 A CN201910796134 A CN 201910796134A CN 110722305 A CN110722305 A CN 110722305A
- Authority
- CN
- China
- Prior art keywords
- plate
- end plate
- fixing flange
- welding
- lower bottom
- 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.)
- Granted
Links
Images
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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
Abstract
The invention discloses a welding tool and a welding method for an end cover part, and belongs to the technical field of welding. The assembling and welding tool comprises a first support assembly, a second support assembly, a first locking piece and a plurality of second locking pieces; the first support assembly comprises an upper end plate fixing flange and a plurality of rib plate support plates, the second support assembly comprises a lower bottom plate fixing flange, an upper end plate fixing shaft and an upper end plate support plate, and the first locking piece is used for penetrating through the first central through hole and the second central through hole and locking and fixedly connecting the upper end plate fixing flange and the lower bottom plate fixing flange; the second locking piece is used for penetrating through the communication hole and the second connecting through hole to fixedly connect the connecting plate and the lower base plate fixing flange in a locking mode. The assembling and welding tool and the assembling and welding method for the end cover part can ensure the coaxiality and the planeness of the upper end plate and the lower bottom plate in the assembling and welding process of the end cover part and improve the manufacturing efficiency of the end cover part.
Description
Technical Field
The invention relates to the technical field of welding, in particular to a welding tool and a welding method for an end cover part.
Background
At present, there is an end cover part in a transmitter, the end cover part includes an upper end plate, a lower bottom plate and a plurality of rib plates, wherein the upper end plate and the lower bottom plate are coaxially and parallelly arranged, a plurality of first grooves are arranged on the outer wall of the upper end plate along the circumferential direction of the outer wall, a plurality of second grooves corresponding to the first grooves one by one are arranged on the inner wall of the lower bottom plate along the circumferential direction of the inner wall, one end of each rib plate is arranged in one first groove, and the other end of each rib plate is arranged in the second groove corresponding to the first groove and used for connecting the upper end plate and the lower bottom plate. Since the end cap part mainly plays a role of connection in the transmitter, the requirements on the flatness and the coaxiality of the upper end plate and the lower bottom plate are high.
At present, when the end cover parts are welded, a lower bottom plate is usually placed on an assembly platform firstly, then a supporting block is arranged on the assembly platform, an upper end plate is placed on the supporting block, the upper end plate is parallel to the lower bottom plate, then the positions of the upper end plate and the lower bottom plate are adjusted, the upper end plate and the lower bottom plate are coaxially arranged, two ends of a plurality of rib plates are sequentially inserted into grooves of the upper end plate and the lower bottom plate and are respectively welded and fixed with the upper end plate and the lower bottom plate.
In the process of implementing the invention, the inventor finds that the prior art has at least the following technical problems:
in the welding method, when the plurality of rib plates are inserted into the grooves of the upper end plate and the lower bottom plate, relative movement may occur between the upper end plate and the lower bottom plate, so that the coaxiality between the upper end plate and the lower bottom plate cannot be ensured. Meanwhile, in the process of welding and fixing the plurality of rib plates with the upper end plate and the lower bottom plate, the upper end plate and the lower bottom plate are easy to deform, and the flatness of the upper end plate and the lower bottom plate cannot be guaranteed. And once deformation is generated, the parts cannot be corrected and can only be scrapped, so that the manufacturing efficiency of the end cover parts is low.
Disclosure of Invention
The embodiment of the invention provides an assembling and welding tool and an assembling and welding method for an end cover part, which can ensure the coaxiality and the planeness of an upper end plate and a lower bottom plate in the assembling and welding process of the end cover part and improve the manufacturing efficiency of the end cover part. The technical scheme is as follows:
the first aspect provides a welding and assembling tool for an end cover part, wherein the end cover part comprises an upper end plate, a lower bottom plate and a plurality of rib plates, the lower bottom plate comprises a bottom plate and a connecting plate extending outwards along the radial direction of the bottom plate, a plurality of communicating holes are formed in the connecting plate, and the welding and assembling tool comprises a first supporting assembly, a second supporting assembly, a first locking piece and a plurality of second locking pieces;
the first support assembly comprises an upper end plate fixing flange and a plurality of rib plate support plates, a first central through hole is formed in the middle of the upper end plate fixing flange, a first spigot used for accommodating the upper end plate is arranged on one end face of the upper end plate fixing flange, the first spigot is coaxial with the first central through hole, and the plurality of rib plate support plates are vertically fixed on one end face, provided with the first spigot, of the upper end plate fixing flange around the first spigot;
the second support assembly comprises a lower base plate fixing flange, an upper base plate fixing shaft and an upper base plate support plate, a second central through hole is formed in the middle of the lower base plate fixing flange, a second spigot used for accommodating a base plate of the lower base plate is formed in one end face of the lower base plate fixing flange, the second spigot is coaxial with the second central through hole, a plurality of second connecting through holes are formed in the lower base plate fixing flange around the second spigot, and the second connecting through holes and the communicating holes in the connecting plate are arranged in a one-to-one correspondence mode; the upper end plate fixing shaft is fixedly arranged in the second seam allowance and is coaxial with the second seam allowance, the upper end plate fixing shaft is of a cylindrical structure, the upper end plate supporting plate is coaxially sleeved outside the upper end plate fixing shaft and is fixedly connected with the upper end plate fixing shaft, the upper end plate supporting plate and the lower bottom plate fixing flange are arranged in parallel at intervals, and the outer diameter of the upper end plate supporting plate is smaller than the inner diameter of the lower bottom plate;
the first locking piece is used for penetrating through the first central through hole and the second central through hole and fixedly connecting the upper end plate fixing flange and the lower bottom plate fixing flange in a locking manner;
the second locking piece is used for penetrating through the communication hole and the second connecting through hole to fixedly connect the connecting plate and the lower base plate fixing flange in a locking mode.
Furthermore, one end face, far away from the upper end plate fixing flange, of each rib plate supporting plate is an inclined face, and the inclined angle of each inclined face is the same as the inclined angle of a plurality of rib plates in the end cover part to be welded.
Furthermore, the lower base plate fixing flange comprises an outer annular plate, an inner annular plate and a plurality of connecting rib plates used for connecting the outer annular plate and the inner annular plate, the outer annular plate and the inner annular plate are coaxially arranged, the connecting rib plates are arranged at intervals along the circumferential direction of the inner annular plate, the upper end plate supporting shaft is coaxially fixed on the inner annular plate, the middle part of the inner annular plate is provided with the first central through hole, the outer annular plate is provided with a plurality of second connecting through holes along the circumferential direction of the outer annular plate, the second spigot is formed among the outer annular plate, the inner annular plate and the connecting rib plates, and the inner diameter of the outer annular plate is equal to the diameter of the second spigot.
Further, the first locking member and the second locking member are both stud bolts.
Furthermore, the outer diameter of the upper end plate supporting plate is equal to the outer diameter of the first end face of the upper end plate, the first end face of the upper end plate is the part of the end cover needing to be welded, and one face, close to the lower bottom plate, of the upper end plate.
Further, the distance from one end face of the upper end plate support plate far away from the lower base plate fixing flange to one end face of the upper end plate support shaft far away from the lower base plate fixing flange is equal to the thickness of the upper end plate.
In a second aspect, a method for assembling and welding an end cover part is provided, where the method employs an assembly and welding tool according to the first aspect, and the method includes:
coaxially assembling an upper end plate into a first spigot of the upper end plate fixing flange;
inserting one end of each of the plurality of rib plates into the plurality of first grooves of the upper end plate respectively, and enabling the other ends of the plurality of rib plates to be arranged on the inclined surfaces of the plurality of rib plate supporting plates respectively;
coaxially assembling a lower base plate into a second spigot of the lower base plate fixing flange;
a second locking piece penetrates through a communicating hole in the lower base plate connecting plate and a second connecting through hole in the lower base plate fixing flange to fixedly connect the connecting plate of the lower base plate and the lower base plate fixing flange in a locking manner;
placing the locked lower bottom plate and the locked lower bottom plate fixing flange on an upper end plate and an upper end plate fixing flange inserted with a plurality of ribbed plates, so that the upper end plate supporting plate is tightly attached to the end face of the upper end plate, the upper end plate fixing shaft is coaxially arranged in the first spigot, and the other ends of the ribbed plates are inserted into a plurality of second grooves of the lower bottom plate;
a first locking piece penetrates through a first central through hole in the upper end plate fixing flange and a second central through hole in the lower bottom plate fixing flange to fixedly lock and connect the upper end plate fixing flange and the lower bottom plate fixing flange;
welding and fixing a plurality of rib plates with the upper end plate and the lower bottom plate;
and removing the first locking piece, the second locking piece, the first supporting component and the second supporting component to obtain the end cover part.
Further, the welding and fixing the plurality of rib plates with the upper end plate and the lower bottom plate includes:
arranging a plurality of cushion blocks on a welding platform, wherein one surfaces of the cushion blocks, which are far away from the welding platform, are positioned in the same horizontal plane;
placing the rib plates, the upper end plate, the lower bottom plate and the welding tool on the cushion blocks horizontally;
and welding seams among the rib plates, the upper end plate and the lower bottom plate are sequentially welded.
Further, the welding seam between a plurality of floor and the upper end plate with the bottom plate in proper order includes:
the rib plates, the upper end plate, the lower bottom plate and the welding tool are integrally and horizontally placed on the cushion blocks, so that the lower bottom plate fixing flange is in contact with the cushion blocks;
sequentially welding first welding seams between one surface of the rib plate, which is far away from the lower bottom plate fixing flange, and the lower bottom plate;
sequentially welding second welding seams between one surface of the rib plate, which is far away from the lower bottom plate fixing flange, and the upper end plate;
after the rib plates, the upper end plate, the lower bottom plate and the welding tool are integrally turned over by 180 degrees, the rib plates, the upper end plate, the lower bottom plate and the welding tool are horizontally placed on the cushion blocks, so that the upper end plate fixing flange is in contact with the cushion blocks;
sequentially welding third welding seams between one surface of the rib plate, which is far away from the upper end plate fixing flange, and the lower bottom plate;
and sequentially welding a plurality of fourth welding seams between one surface of the rib plate, which is far away from the upper end plate fixing flange, and the upper end plate.
Further, after the plurality of ribs are welded and fixed to the upper end plate and the lower bottom plate, before the first locking member, the second locking member, the first support assembly and the second support assembly are removed, the welding method further includes:
and annealing the welded and fixed rib plates, the upper end plate, the lower bottom plate and the welding tool integrally.
The technical scheme provided by the embodiment of the invention has the following beneficial effects:
through setting up first supporting component, with the coaxial setting of upper end plate in the first tang of upper end plate mounting flange, restriction effect can be played to first tang, prevent that the upper end plate from producing the deformation in welding process, can insert the one end of a plurality of floor in a plurality of first recesses of upper end plate simultaneously, make the other end setting of a plurality of floors in a plurality of floor backup pads, a plurality of floor backup pads can play the supporting role, support a plurality of floors, in order to guarantee the assembly precision of a plurality of floors. Through setting up second supporting component, with the lower plate coaxial arrangement in lower plate mounting flange's second tang to adopt second retaining member with the connecting plate of lower plate and lower plate mounting flange locking fixed connection, can prevent that the lower plate from producing the deformation in welding process. Through with second supporting component and lower plate unit mount to first supporting component and upper end plate for the upper end plate is located the upper end plate backup pad, can guarantee that upper end plate and lower plate are parallel, thereby guarantees the plane degree of upper end plate and lower plate. Then insert the other end of a plurality of floor in a plurality of second recesses of lower plate to adopt first retaining member to pass the first central through-hole on the upper end plate mounting flange and the second central through-hole on the lower plate mounting flange, with upper end plate mounting flange and lower plate mounting flange locking fixed connection, can prevent follow-up when welding a plurality of floor and upper end plate and lower plate, produce relative movement between upper end plate and the lower plate, thereby can guarantee the axiality of upper end plate and lower plate. Therefore, the assembly and welding tool provided by the invention can ensure the coaxiality and the planeness of the upper end plate and the lower bottom plate in the assembly and welding process of the end cover part, prevent the upper end plate and the lower bottom plate from generating welding deformation and improve the manufacturing efficiency of the end cover part.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a front view of an end closure part provided by an embodiment of the present invention;
FIG. 2 is a top view of an end cap component provided by an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating the use of a welding tool for end cap components according to an embodiment of the present invention;
FIG. 4 is an elevation view of a first support assembly provided by an embodiment of the present invention;
FIG. 5 is a top view of a first support assembly provided by an embodiment of the present invention;
FIG. 6 is an elevation view of a second support assembly provided by embodiments of the present invention;
FIG. 7 is a top view of a second support assembly provided by embodiments of the present invention;
FIG. 8 is a flow chart of a method of assembly and welding of an end cap component according to an embodiment of the present invention;
FIG. 9 is an assembly diagram of step 801;
FIG. 10 is an assembly diagram of step 802;
FIG. 11 is an assembly diagram of step 804;
fig. 12 is a schematic view of a weld provided by an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is a front view of an end cap part according to an embodiment of the present invention, and fig. 2 is a top view of an end cap part according to an embodiment of the present invention, and as shown in fig. 1 and 2, the end cap part 100 includes an upper end plate 110, a lower base plate 120, and a plurality of ribs 130. The upper end plate 110 and the lower base plate 120 are both circular ring structures. The lower plate 120 includes a bottom plate 121 and a connecting plate 122 extending outward in a radial direction of the bottom plate 121, and the connecting plate 122 is provided with a plurality of communication holes 122 a. A plurality of ribs 130 are provided at equal intervals along the circumference of the lower plate 120 of the upper end plate 110 for connecting the upper end plate 110 and the lower plate 120.
The upper end plate 110 and the lower base plate 120 are coaxially and parallelly disposed, a plurality of first grooves (not shown in the figure) are formed in the outer wall of the upper end plate 110 along the circumferential direction of the outer wall, and a plurality of second grooves (not shown in the figure) which are one-to-one corresponding to the plurality of first grooves are formed in the inner wall of the lower base plate 120 along the circumferential direction of the inner wall. One end of the rib 130 is disposed in the first groove and the other end of the rib 130 is disposed in the second groove.
Fig. 3 is a schematic view of a welding tool for welding an end cover part 100 shown in fig. 1, according to an embodiment of the present invention, and the welding tool includes a first support member 210, a second support member 220, a first locking member 230, and a plurality of second locking members 240.
Fig. 4 is a front view of a first support assembly provided by an embodiment of the present invention, and fig. 5 is a top view of a first support assembly provided by an embodiment of the present invention, and as shown in fig. 4 and 5, first support assembly 210 includes an upper end plate mounting flange 211 and a plurality of cross brace support plates 212. The middle of the upper end plate fixing flange 211 is provided with a first central through hole 211a, one end face of the upper end plate fixing flange 211 is provided with a first spigot 211b for accommodating the upper end plate 110, and the first spigot 211b is coaxial with the first central through hole 211 a. A plurality of rib support plates 212 are vertically fixed around the first seam allowance 211b on an end surface of the upper end plate fixing flange 211 where the first seam allowance 211b is provided.
Fig. 6 is a front view of a second support assembly according to an embodiment of the present invention, and fig. 7 is a plan view of the second support assembly according to an embodiment of the present invention, and as shown in fig. 6 and 7, the second support assembly 220 includes a lower plate fixing flange 221, an upper plate fixing shaft 222, and an upper plate support plate 223. The middle of the lower plate fixing flange 221 is provided with a second central through hole 221a, one end surface of the lower plate fixing flange 221 is provided with a second spigot 221b for accommodating the bottom plate 121 of the lower plate 120, and the second spigot 221b is coaxial with the second central through hole 221 a. The lower plate fixing flange 221 is provided with a plurality of second connecting through holes 221c around the second seam allowance 221b, and the plurality of second connecting through holes 221c are arranged in one-to-one correspondence with the plurality of communication holes 122a on the connecting plate 122. The upper end plate fixing shaft 222 is fixedly disposed in the second seam allowance 221b and is coaxial with the second seam allowance 221 b. The upper plate fixing shaft 222 is a cylindrical structure, an upper plate supporting plate 223 is coaxially sleeved outside the upper plate fixing shaft 222 and fixedly connected with the upper plate fixing shaft 222, and the upper plate supporting plate 223 and the lower plate fixing flange 221 are arranged in parallel at intervals. The upper end plate support plate 223 has an outer diameter smaller than the inner diameter of the lower base plate 120.
The first locking member 230 is used to pass through the first central through hole 211a and the second central through hole 221a, and fixedly lock the upper plate fixing flange 211 and the lower plate fixing flange 221.
The second locker 240 is adapted to pass through the communication hole 122a and the second coupling through-hole 221c to fixedly lock the coupling plate 122 and the lower plate fixing flange 221.
According to the embodiment of the invention, the first supporting component is arranged, the upper end plate is coaxially arranged in the first spigot of the upper end plate fixing flange, the first spigot can play a role in limiting, the upper end plate is prevented from deforming in the welding process, meanwhile, one ends of the multiple rib plates can be inserted into the multiple first grooves of the upper end plate, the other ends of the multiple rib plates are arranged on the multiple rib plate supporting plates, and the multiple rib plate supporting plates can play a role in supporting and supporting the multiple rib plates, so that the assembling accuracy of the multiple rib plates is ensured. Through setting up second supporting component, with the lower plate coaxial arrangement in lower plate mounting flange's second tang to adopt second retaining member with the connecting plate of lower plate and lower plate mounting flange locking fixed connection, can prevent that the lower plate from producing the deformation in welding process. Through with second supporting component and lower plate unit mount to first supporting component and upper end plate for the upper end plate is located the upper end plate backup pad, can guarantee that upper end plate and lower plate are parallel, thereby guarantees the plane degree of upper end plate and lower plate. Then insert the other end of a plurality of floor in a plurality of second recesses of lower plate to adopt first retaining member to pass the first central through-hole on the upper end plate mounting flange and the second central through-hole on the lower plate mounting flange, with upper end plate mounting flange and lower plate mounting flange locking fixed connection, can prevent follow-up when welding a plurality of floor and upper end plate and lower plate, produce relative movement between upper end plate and the lower plate, thereby can guarantee the axiality of upper end plate and lower plate. Therefore, the assembly and welding tool provided by the invention can ensure the coaxiality and the planeness of the upper end plate and the lower bottom plate in the assembly and welding process of the end cover part, prevent the upper end plate and the lower bottom plate from generating welding deformation and improve the manufacturing efficiency of the end cover part.
Optionally, an end surface of each rib support plate 212, which is far away from the upper end plate fixing flange 211, is an inclined surface, and an inclined angle of the inclined surface is the same as an inclined angle of the plurality of ribs 130 in the end cover part 100 to be welded, so as to ensure the assembly accuracy of each rib 130.
Referring to fig. 1, a plurality of ribs 130 to be welded are inclined at an angle α. Referring to fig. 3, an end face of each rib support plate 212 remote from the upper end plate fixing flange 211 is also inclined at an angle α.
Further, referring to fig. 7, the lower plate fixing flange 221 includes an outer annular plate 2211, an inner circular plate 2212, and a plurality of connecting rib plates 2213 for connecting the outer annular plate 2211 and the inner circular plate 2212. The outer annular plate 2211 and the inner annular plate 2212 are coaxially arranged, and the plurality of connecting rib plates 2213 are arranged at intervals in the circumferential direction of the inner annular plate 2212. The upper end plate support shaft 222 is coaxially fixed on the inner circular plate 2212, a first central through hole 221a is formed in the middle of the inner circular plate 2212, a plurality of second connecting through holes 221c are formed in the outer circular plate 2211 along the circumferential direction of the outer circular plate 2211, second notches 221b are formed among the outer circular plate 2211, the inner circular plate 2212 and the plurality of connecting rib plates 2213, and the inner diameter of the outer circular plate 2211 is equal to the diameter of the second notches 221 b. By arranging the lower plate fixing flange 221 in the above structure, the weight of the lower plate fixing flange 221 can be reduced, and the material of the lower plate fixing flange 221 can be saved.
Alternatively, when the lower plate 120 is fixed in the lower plate fixing flange 221, the plurality of second grooves on the lower plate 120 may be located between the gaps of the plurality of connecting rib plates 2213, so as to facilitate the subsequent welding of the rib plates 130 in the second grooves. .
In this embodiment, the first locking member 230 and the second locking member 240 are both stud bolts, so that the locking and detaching operations can be conveniently and quickly performed.
Further, the upper end plate support plate 223 has an outer diameter equal to the outer diameter of the first end surface 110a of the upper end plate 110.
Referring to fig. 1, the first end surface 110a of the upper end plate 110 is a surface of the upper end plate 110 adjacent to the lower base plate 120 in the end cap component 100 to be welded. The outer diameter of the upper end plate support plate 223 is set to be equal to the outer diameter of the first end surface 110a of the upper end plate 110, so that the first end surface 110a of the upper end plate 110 is better attached to the upper end plate support plate 223, and the flatness of the upper end plate 110 can be further guaranteed.
Further, a distance d between an end surface of the upper end plate support plate 223 distant from the lower plate fixing flange and an end surface of the upper end plate support shaft 222 distant from the lower plate fixing flange 221 is equal to the thickness of the upper end plate 110.
Referring to fig. 1, the upper end plate 110 also has a thickness d.
Alternatively, the axial length of the upper plate support shaft 222 is equal to the maximum distance between the upper plate 110 and the lower plate 120 of the end cover part 100 to be welded.
Referring to fig. 1, the maximum distance between the upper plate 110 and the lower plate 120 of the end cap component 100 to be welded is L.
Fig. 8 is a flowchart of a method for installing and welding an end cover component according to an embodiment of the present invention, where as shown in fig. 8, the method for installing and welding uses an installing and welding tool according to the embodiment described above, and the method for installing and welding includes:
step 801, coaxially assembling an upper end plate into a first spigot of an upper end plate fixing flange.
Fig. 9 is an assembly diagram of step 801, as shown in fig. 9, when the upper end plate 110 is coaxially assembled in the first seam allowance 211b of the upper end plate fixing flange 211.
And step 802, inserting one ends of the plurality of rib plates into the plurality of first grooves of the upper end plate respectively, and enabling the other ends of the plurality of rib plates to be arranged on the inclined surfaces of the plurality of rib plate supporting plates respectively.
Fig. 10 is an assembly view of step 802, as shown in fig. 10, when one ends of the ribs 130 are respectively inserted into the first grooves of the upper plate 110, and the other ends of the ribs 130 are disposed on the inclined surfaces of the rib support plate 212.
In this embodiment, an end surface of each rib support plate 212 away from the upper end plate fixing flange 211 is an inclined surface, and an inclined angle of the inclined surface is the same as an inclined angle of the plurality of ribs 130 in the end cover part 100 to be welded.
Step 803, coaxially assembling the lower plate into the second seam allowance of the lower plate fixing flange.
And 804, a second locking piece is adopted to penetrate through the communicating hole in the lower base plate connecting plate and the second connecting through hole in the lower base plate fixing flange, and the connecting plate of the lower base plate and the lower base plate fixing flange are fixedly connected in a locking mode.
FIG. 11 is an assembly view of step 804, as shown in FIG. 11, when the lower plate 120 is coaxially assembled in the second seam allowance 221b of the lower plate fixing flange 221. The second locker 240 passes through the communication holes 122a of the coupling plates 122 of the lower plate 120 and the second coupling through-holes 221c of the lower plate fixing flange 221.
And 805, placing the locked lower bottom plate and the locked lower bottom plate fixing flange on an upper end plate and an upper end plate fixing flange inserted with a plurality of ribbed plates, enabling the upper end plate fixing shaft to be coaxially arranged in the first rabbet, enabling the upper end plate supporting plate to be tightly attached to the end face of the upper end plate, and enabling the other ends of the ribbed plates to be inserted into a plurality of second grooves of the lower bottom plate.
Referring to fig. 3, at this time, the lower plate 120 and the lower plate fixing flange 211 locked by the second locking member 240 are placed on the upper plate 110 and the upper plate fixing flange 211 inserted with the plurality of ribs 130, the upper plate fixing shaft 222 is coaxially disposed in the first slot 211b, the upper plate supporting plate 223 is closely attached to the end surface of the upper plate 110, and the other ends of the plurality of ribs 130 are inserted into the plurality of second grooves of the lower plate 120.
And 806, adopting a first locking piece to penetrate through the first central through hole on the upper plate fixing flange and the second central through hole on the lower plate fixing flange, and locking and fixedly connecting the upper plate fixing flange and the lower plate fixing flange.
Referring to fig. 3, the first locking member 230 fixedly locks the upper plate fixing flange 211 and the lower plate fixing flange 221.
And 807, welding and fixing a plurality of rib plates with the upper end plate and the lower bottom plate.
Illustratively, step 807 includes:
a plurality of cushion blocks are arranged on the welding platform, and one surfaces, far away from the welding platform, of the cushion blocks are located in the same horizontal plane.
And a plurality of rib plates, an upper end plate, a lower bottom plate and a welding tool are integrally and horizontally placed on the plurality of cushion blocks.
And welding seams among the rib plates, the upper end plate and the lower bottom plate are welded in sequence.
Fig. 12 is a schematic welding diagram provided by an embodiment of the present invention, and as shown in fig. 12, sequentially welding a plurality of ribs to a weld between an upper end plate and a lower bottom plate may include:
the method comprises the following steps of firstly, horizontally placing a plurality of rib plates, an upper end plate, a lower bottom plate and a welding tool on a plurality of cushion blocks integrally, and enabling a lower bottom plate fixing flange to be in contact with the cushion blocks.
And secondly, sequentially welding a first welding seam I between one surface of the plurality of rib plates 130, which is far away from the lower bottom plate fixing flange 221, and the lower bottom plate 120.
And thirdly, sequentially welding second welding seams II between one surface of the plurality of rib plates 130, which is far away from the lower bottom plate fixing flange 221, and the upper end plate 110.
Fourthly, after the plurality of rib plates, the upper end plate, the lower bottom plate and the welding tool are integrally turned over for 180 degrees, the rib plates, the upper end plate, the lower bottom plate and the welding tool are horizontally placed on the plurality of cushion blocks, and the upper end plate fixing flange is in contact with the plurality of cushion blocks;
and fifthly, sequentially welding a third welding seam III between one surface of the rib plate 130, which is far away from the upper end plate fixing flange 211, and the lower bottom plate 120.
And sixthly, sequentially welding fourth welding seams IV between one surface of the plurality of rib plates 130, which is far away from the upper end plate fixing flange 211, and the upper end plate 110.
Welding is performed according to the sequence of the welding seams I, II, III and IV, so that the welding precision of the rib plate is higher. Meanwhile, welding seams I and II of the rib plates 130 are welded firstly, and then welding seams III and IV are welded, so that the turnover moving times of the end cover part and the welding tool can be reduced, and the welding efficiency is improved.
Further, after the step 807 is executed and before the step 808 is executed, the soldering method further includes:
and annealing the welded and fixed rib plates, the upper end plate, the lower bottom plate and the welding tool integrally to remove stress.
And 808, removing the first locking member, the second locking member, the first support assembly and the second support assembly to obtain the end cover part.
Illustratively, an end cap part as shown in fig. 1 is obtained.
According to the embodiment of the invention, the upper end plate is coaxially arranged in the first spigot of the upper end plate fixing flange by adopting the first supporting component, the first spigot can play a role in limiting, the upper end plate is prevented from deforming in the welding process, meanwhile, one ends of the multiple rib plates can be inserted into the multiple first grooves of the upper end plate, the other ends of the multiple rib plates are arranged on the multiple rib plate supporting plates, and the multiple rib plate supporting plates can play a role in supporting and supporting the multiple rib plates, so that the assembling accuracy of the multiple rib plates is ensured. Through adopting the second supporting component, with the lower plate coaxial arrangement in lower plate mounting flange's second tang to adopt the second retaining member with the connecting plate of lower plate and lower plate mounting flange locking fixed connection, can prevent that the lower plate from producing the deformation in welding process. Through with second supporting component and lower plate unit mount to first supporting component and upper end plate for the upper end plate is located the upper end plate backup pad, can guarantee that upper end plate and lower plate are parallel, thereby guarantees the plane degree of upper end plate and lower plate. Then insert the other end of a plurality of floor in a plurality of second recesses of lower plate to adopt first retaining member to pass the first central through-hole on the upper end plate mounting flange and the second central through-hole on the lower plate mounting flange, with upper end plate mounting flange and lower plate mounting flange locking fixed connection, can prevent follow-up when welding a plurality of floor and upper end plate and lower plate, produce relative movement between upper end plate and the lower plate, thereby can guarantee the axiality of upper end plate and lower plate. Therefore, the assembly and welding tool provided by the invention can ensure the coaxiality and the planeness of the upper end plate and the lower bottom plate in the assembly and welding process of the end cover part, prevent the upper end plate and the lower bottom plate from generating welding deformation and improve the manufacturing efficiency of the end cover part.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The assembly welding tool for the end cover part comprises an upper end plate (110), a lower bottom plate (120) and a plurality of rib plates (130), wherein the lower bottom plate (120) comprises a bottom plate (121) and a connecting plate (122) extending outwards along the radial direction of the bottom plate (121), and a plurality of communicating holes (122a) are formed in the connecting plate (122), and the assembly welding tool is characterized by comprising a first supporting component (210), a second supporting component (220), a first locking piece (230) and a plurality of second locking pieces (240);
the first support assembly (210) comprises an upper end plate fixing flange (211) and a plurality of rib plate support plates (212), a first central through hole (211a) is formed in the middle of the upper end plate fixing flange (211), a first spigot (211b) used for accommodating the upper end plate (110) is formed in one end face of the upper end plate fixing flange (211), the first spigot (211b) is coaxial with the first central through hole (211a), and the plurality of rib plate support plates (212) are vertically fixed on the end face, provided with the first spigot (211b), of the upper end plate fixing flange (211) around the first spigot (211 b);
the second support assembly comprises a lower base plate fixing flange (221), an upper base plate fixing shaft (222) and an upper base plate support plate (223), a second central through hole (221a) is formed in the middle of the lower base plate fixing flange (221), a second spigot (221b) used for accommodating a base plate (122) of the lower base plate (120) is formed in one end face of the lower base plate fixing flange (221), the second spigot (221b) is coaxial with the second central through hole (221a), a plurality of second connecting through holes (221c) are formed in the lower base plate fixing flange (221) around the second spigot (221b), and the second connecting through holes (221c) and the communicating holes (122a) in the connecting plate (122) are arranged in a one-to-one correspondence manner; the upper end plate fixing shaft (222) is fixedly arranged in the second spigot (221b) and is coaxial with the second spigot (221b), the upper end plate fixing shaft (222) is of a cylindrical structure, the upper end plate supporting plate (223) is coaxially sleeved outside the upper end plate fixing shaft (222) and is fixedly connected with the upper end plate fixing shaft (222), the upper end plate supporting plate (223) and the lower bottom plate fixing flange (221) are arranged in parallel at intervals, and the outer diameter of the upper end plate supporting plate (223) is smaller than the inner diameter of the lower bottom plate (120);
the first locking piece (230) is used for passing through the first central through hole (211a) and the second central through hole (221a) and fixedly connecting the upper end plate fixing flange (211) and the lower bottom plate fixing flange (221) in a locking way;
the second locking piece (240) is used for passing through the communication hole (122a) and the second connecting through hole (221c) to fixedly lock the connecting plate (122) and the lower bottom plate fixing flange (221).
2. The assembly welding tool according to claim 1, wherein one end face, far away from the upper end plate fixing flange (211), of each rib plate supporting plate (212) is an inclined face, and the inclined angle of the inclined face is the same as the inclined angle of a plurality of rib plates (130) in the end cover part (100) to be assembled and welded.
3. The assembly welding tool according to claim 1, wherein the lower base plate fixing flange (221) comprises an outer annular plate (2211), an inner annular plate (2212) and a plurality of connecting rib plates (2213) for connecting the outer annular plate (2211) and the inner annular plate (2212), the outer annular plate (2211) and the inner annular plate (2212) are coaxially arranged, the plurality of connecting rib plates (2213) are arranged at intervals along the circumferential direction of the inner annular plate (2212), the upper end plate supporting shaft (222) is coaxially fixed on the inner annular plate (2212), the middle part of the inner annular plate (2212) is provided with the first central through hole (221a), the outer annular plate (2211) is provided with a plurality of second connecting through holes (221c) along the circumferential direction thereof, and the second end openings (221b) are formed among the outer annular plate (2211), the inner annular plate (2212) and the plurality of connecting rib plates (2213), the inner diameter of the outer annular plate (2211) is equal to the diameter of the second seam allowance (221 b).
4. The assembly welding tool according to claim 1, characterized in that the first locking member (230) and the second locking member (240) are both stud bolts.
5. The assembly welding tool according to claim 1, wherein the outer diameter of the upper end plate support plate (223) is equal to the outer diameter of the first end surface of the upper end plate (110), and the first end surface (110a) of the upper end plate (110) is the surface of the upper end plate (110) close to the lower base plate (120) in the end cover part (100) to be assembled and welded.
6. The assembly welding tool according to claim 1, characterized in that the distance between one end face of the upper end plate support plate (223) far away from the lower base plate fixing flange (221) and one end face of the upper end plate support shaft (222) far away from the lower base plate fixing flange (221) is equal to the thickness of the upper end plate (110).
7. An assembling and welding method for end cover parts is characterized in that the assembling and welding method adopts the assembling and welding tool set forth in any one of claims 1-6, and the assembling and welding method comprises the following steps:
coaxially assembling an upper end plate into a first spigot of the upper end plate fixing flange;
inserting one end of each of the plurality of rib plates into the plurality of first grooves of the upper end plate respectively, and enabling the other ends of the plurality of rib plates to be arranged on the inclined surfaces of the plurality of rib plate supporting plates respectively;
coaxially assembling a lower base plate into a second spigot of the lower base plate fixing flange;
a second locking piece penetrates through a communicating hole in the lower base plate connecting plate and a second connecting through hole in the lower base plate fixing flange to fixedly connect the connecting plate of the lower base plate and the lower base plate fixing flange in a locking manner;
placing the locked lower bottom plate and the locked lower bottom plate fixing flange on an upper end plate and an upper end plate fixing flange inserted with a plurality of ribbed plates, so that the upper end plate supporting plate is tightly attached to the end face of the upper end plate, the upper end plate fixing shaft is coaxially arranged in the first spigot, and the other ends of the ribbed plates are inserted into a plurality of second grooves of the lower bottom plate;
a first locking piece penetrates through a first central through hole in the upper end plate fixing flange and a second central through hole in the lower bottom plate fixing flange to fixedly lock and connect the upper end plate fixing flange and the lower bottom plate fixing flange;
welding and fixing a plurality of rib plates with the upper end plate and the lower bottom plate;
and removing the first locking piece, the second locking piece, the first supporting component and the second supporting component to obtain the end cover part.
8. The welding method of claim 7, wherein said welding a plurality of said ribs to said upper header and said lower header comprises:
arranging a plurality of cushion blocks on a welding platform, wherein one surfaces of the cushion blocks, which are far away from the welding platform, are positioned in the same horizontal plane;
placing the rib plates, the upper end plate, the lower bottom plate and the welding tool on the cushion blocks horizontally;
and welding seams among the rib plates, the upper end plate and the lower bottom plate are sequentially welded.
9. The welding method of claim 8, wherein said sequentially welding a plurality of welds between said ribs and said upper end plate and said lower base plate comprises:
the rib plates, the upper end plate, the lower bottom plate and the welding tool are integrally and horizontally placed on the cushion blocks, so that the lower bottom plate fixing flange is in contact with the cushion blocks;
sequentially welding first welding seams between one surface of the rib plate, which is far away from the lower bottom plate fixing flange, and the lower bottom plate;
sequentially welding second welding seams between one surface of the rib plate, which is far away from the lower bottom plate fixing flange, and the upper end plate;
after the rib plates, the upper end plate, the lower bottom plate and the welding tool are integrally turned over by 180 degrees, the rib plates, the upper end plate, the lower bottom plate and the welding tool are horizontally placed on the cushion blocks, so that the upper end plate fixing flange is in contact with the cushion blocks;
sequentially welding third welding seams between one surface of the rib plate, which is far away from the upper end plate fixing flange, and the lower bottom plate;
and sequentially welding a plurality of fourth welding seams between one surface of the rib plate, which is far away from the upper end plate fixing flange, and the upper end plate.
10. The welding method of claim 7, wherein after the plurality of cross braces are welded to the upper end plate and the lower base plate, the welding method further comprises, before removing the first retaining member, the second retaining member, the first support assembly, and the second support assembly:
and annealing the welded and fixed rib plates, the upper end plate, the lower bottom plate and the welding tool integrally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910796134.1A CN110722305B (en) | 2019-08-27 | 2019-08-27 | Assembly welding tool and assembly welding method for end cover part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910796134.1A CN110722305B (en) | 2019-08-27 | 2019-08-27 | Assembly welding tool and assembly welding method for end cover part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110722305A true CN110722305A (en) | 2020-01-24 |
| CN110722305B CN110722305B (en) | 2021-07-02 |
Family
ID=69217759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910796134.1A Active CN110722305B (en) | 2019-08-27 | 2019-08-27 | Assembly welding tool and assembly welding method for end cover part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110722305B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1785215A2 (en) * | 2005-11-15 | 2007-05-16 | Uwe Bergmann | Method for remote laser welding |
| CN101934461A (en) * | 2010-09-27 | 2011-01-05 | 无锡华联精工机械有限公司 | H-shaped steel clamping mechanism with variable cross-section |
| CN102275040A (en) * | 2011-07-11 | 2011-12-14 | 中南大学 | Auto-coupling welding and packaging mechanical device of coaxial-type optical transceiving device |
| CN202316922U (en) * | 2011-11-04 | 2012-07-11 | 天津市鸿津狮金属制品有限公司 | End cover die for speed reducer |
| CN103184777A (en) * | 2012-09-29 | 2013-07-03 | 北京江河幕墙股份有限公司 | Glass rib curtain wall system |
| CN107838623A (en) * | 2017-12-14 | 2018-03-27 | 江苏联峰工业设备安装工程有限公司 | Roller end cover welder |
| CN108044300A (en) * | 2017-10-23 | 2018-05-18 | 武汉船用机械有限责任公司 | A kind of processing method of process tool and oil cylinder |
-
2019
- 2019-08-27 CN CN201910796134.1A patent/CN110722305B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1785215A2 (en) * | 2005-11-15 | 2007-05-16 | Uwe Bergmann | Method for remote laser welding |
| CN101934461A (en) * | 2010-09-27 | 2011-01-05 | 无锡华联精工机械有限公司 | H-shaped steel clamping mechanism with variable cross-section |
| CN102275040A (en) * | 2011-07-11 | 2011-12-14 | 中南大学 | Auto-coupling welding and packaging mechanical device of coaxial-type optical transceiving device |
| CN202316922U (en) * | 2011-11-04 | 2012-07-11 | 天津市鸿津狮金属制品有限公司 | End cover die for speed reducer |
| CN103184777A (en) * | 2012-09-29 | 2013-07-03 | 北京江河幕墙股份有限公司 | Glass rib curtain wall system |
| CN108044300A (en) * | 2017-10-23 | 2018-05-18 | 武汉船用机械有限责任公司 | A kind of processing method of process tool and oil cylinder |
| CN107838623A (en) * | 2017-12-14 | 2018-03-27 | 江苏联峰工业设备安装工程有限公司 | Roller end cover welder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110722305B (en) | 2021-07-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101396229B1 (en) | Coupling device of space frame | |
| CN110722305B (en) | Assembly welding tool and assembly welding method for end cover part | |
| CN206145121U (en) | Head and container that has this head thereof | |
| GB2482322A (en) | Support post and support ring assembly | |
| KR20150021703A (en) | Jig for maintaining turret circularity and Method for turret installation using the same | |
| CN112360581A (en) | Connecting type engine turbine force-bearing frame | |
| CN211145608U (en) | Pipe clamp | |
| CN112247495B (en) | Ocean platform crane base reinforcing structure and manufacturing process thereof | |
| CN211438435U (en) | Base structure of broaching machine for transmission gear of automobile gearbox | |
| CN220427350U (en) | Welding fixture and transportation fixture of heater | |
| CN220278694U (en) | Be used for welded auxiliary positioning frock of stove section of thick bamboo | |
| CN217702157U (en) | Anti-deformation clamp for circular flange of fan | |
| CN218625005U (en) | Robot bolt locking device | |
| CN215393114U (en) | Resistance welding bush and frame body | |
| CN219649059U (en) | Welding positioning tool | |
| CN214281914U (en) | Outer frame for installing azimuth axis | |
| CN211949025U (en) | Connecting base used inside product wall | |
| CN215268222U (en) | Reflective photoelectric switch with novel structure | |
| CN214518497U (en) | Coaxiality positioning device | |
| CN220073698U (en) | Cone-shaped shell deformation preventing device | |
| CN216201861U (en) | Support frame for voice broadcast device | |
| CN217071316U (en) | Special welding positioning device | |
| CN218719515U (en) | Flat welding flange with neck | |
| CN216689560U (en) | Slewing bearing installation system and excavator | |
| CN220187559U (en) | Liquid rocket shell end frame and middle frame shared assembly tool |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |