CN117399879A - Transition elbow welding tool and welding method - Google Patents
Transition elbow welding tool and welding method Download PDFInfo
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- CN117399879A CN117399879A CN202311548095.6A CN202311548095A CN117399879A CN 117399879 A CN117399879 A CN 117399879A CN 202311548095 A CN202311548095 A CN 202311548095A CN 117399879 A CN117399879 A CN 117399879A
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- 238000003466 welding Methods 0.000 title claims abstract description 91
- 230000007704 transition Effects 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000005056 compaction Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a transition elbow welding tool and a welding method, wherein the transition elbow welding tool comprises a welding platform and a positioning assembly, the positioning assembly is arranged on the welding platform and comprises a compactor, a clamping device, a supporting block and a positioning block, and the whole positioning block is of a rectangular structure; one end of the compactor is arranged on the welding platform, and the other end of the compactor is positioned above the lowest positioning platform; two clamping ends of the clamping device are respectively positioned at two sides of the lowest positioning platform; the welding platform and the positioning assembly are matched in time, the first plate, the second plate, the third plate and the fourth plate are fixed simultaneously, one-time welding forming operation is achieved, welding stability and welding precision are guaranteed, working efficiency is improved, and meanwhile the quality of the transition elbow is guaranteed.
Description
Technical field:
the invention relates to the technical field of machining, in particular to a transition elbow welding tool and a welding method.
The background technology is as follows:
for the aesthetic appearance and the structural strength of rail transit vehicle, the junction between cab frame and the automobile body needs to carry out arc processing, simultaneously because cab frame and automobile body size are great, carry out arc processing the degree of difficulty to both tip big, inconvenient operation, current operation method is for processing arc processing part alone and forming transition elbow, when cab frame and automobile body are connected, set up the transition elbow and splice between cab frame and automobile body to do not need to carry out arc processing to cab frame and automobile body tip, reduced the preparation degree of difficulty of cab frame and automobile body.
The transition elbow is that four blocks of plates are assembled and welded, as shown in fig. 8, parallel arrangement about panel one A1 and panel four A4, panel two A2 and panel three A3 carry out the centre gripping to panel four A4, and panel two A2 and panel three A3's bottom is placed on panel one A1, panel two A2 and panel three A3 are parallel to each other, have the clearance between panel one A1 and the panel four A4, simultaneously, panel two A2 and panel three A3 are 8mm thick abnormal shape aluminum plate, panel one A1 and panel four A4 are 8mm aluminum plate bending piece, because transition elbow's shape is special, the atress is big during the use, need guarantee dimensional accuracy, current step by step fixed welding's mode leads to the fact panel to shift the deformation easily to influence transition elbow quality, the yield is low.
The invention comprises the following steps:
the technical problems to be solved by the invention are as follows: the existing step-by-step fixed welding mode is easy to cause plate displacement deformation, thereby influencing the quality of the transition elbow and having low yield.
In order to solve the technical problems, the invention provides a technical scheme that: the utility model provides a transition elbow welding frock, includes welding platform and locating component, locating component sets up welding platform is last, characterized by: the positioning assembly comprises a compactor, a clamping device, a supporting block and a positioning block, the whole positioning block is of a rectangular structure, three positioning platforms are sequentially arranged at the top of the positioning block in a step shape from top to bottom, the lowest positioning platform extends forwards along the arrangement direction of the three positioning platforms to form a protruding block with a suspended bottom, and concave platforms are formed on two sides of the protruding block and the left side and the right side of the lowest positioning platform;
the supporting block is movably arranged on the welding platform in the extending direction of the convex block;
one end of the compactor is arranged on the welding platform, and the other end of the compactor is positioned above the lowest positioning platform;
the two clamping ends of the clamping device are respectively positioned at the two sides of the lowest positioning platform.
Further, at least four through holes which are arranged in a matrix are arranged on the welding platform.
Furthermore, a positioning fixing screw hole is formed in the bottom of the positioning block, and a positioning fixing bolt penetrates through the through hole and then is screwed into the positioning fixing screw hole to fix the positioning block.
Further, the support block is provided with a support fixing hole, and the support fixing bolt penetrates through the support fixing hole and the through hole to fix the support block.
Further, the compactor includes pole setting, horizontal pole, screw rod and handle, and the one end of pole setting is provided with compresses tightly fixed screw, compresses tightly in the fixed screw of fixing bolt running through the through-hole spiro union, the through-hole is fixed on the welded platform, the other end of pole setting is provided with the sleeve, the one end of horizontal pole stretches into in the sleeve, the other end of horizontal pole is provided with the screw, the one end spiro union of screw rod is gone into in the screw and be in a positioning platform top that is the lowest, the handle sets up the other end of screw rod, the axis of handle with the axis of screw rod is perpendicular.
Further, the clamp comprises a U-shaped rod, a clamping arm and a clamping rod, one end of the U-shaped rod extends forwards, one end of the clamping arm is sleeved on the extending end of the U-shaped rod, the clamping rod is screwed into a screw hole in the other end of the clamping arm, and two clamping ends of the clamp are formed through the end part of the clamping rod of the clamping arm and the other end of the U-shaped rod.
In order to solve the technical problems, the invention provides another technical scheme as follows: according to the welding method for the transition elbow of the welding tool, the steps are as follows:
step one, fixing the positioning block, the supporting block and the compactor on a welding platform;
secondly, horizontally placing a first plate between the convex blocks and the welding platform, enabling one end of the first plate to be in contact with the bottom of the positioning block, adjusting the position of the supporting block on the welding platform, enabling the supporting block to prop against the other end of the first plate, and positioning the first plate in a space surrounded by the positioning block, the convex blocks, the supporting block and the welding platform;
step three, a plate II and a plate III are arranged on the left side and the right side of the boss, the bottoms of the plate II and the plate III are placed on the plate I, the left sides of the bottoms of the plate II and the plate III are propped against the concave table, the left sides of the tops of the plate II and the plate III are placed on a positioning platform in the middle, the end parts of the plate II and the plate III are propped against a vertical connecting surface between the highest positioning platform and the middle positioning platform, two clamping ends of the clamping device respectively clamp the bottoms of the plate II and the plate III, and the plate II and the plate III are positioned on a positioning surface formed by the plate I, the convex block, the concave table, the highest positioning platform and the vertical connecting surface;
fourthly, placing a plate IV on the lowest positioning platform, wherein the left side and the right side of the plate IV are in three-phase contact with the plate II and the plate III, one end of the plate IV is propped against a vertical connecting surface between the middle positioning platform and the lowest positioning platform, the other end of the compactor is propped against the plate IV, and the plate IV is positioned in a space surrounded by the lowest positioning platform, the plate II, the plate III and the vertical connecting surface;
and fifthly, welding the positioned plate I, the positioned plate II, the positioned plate III and the positioned plate IV.
Further, in the first step, the fixing process of the positioning block, the supporting block and the compactor on the welding platform is as follows:
the positioning fixing screw hole at the bottom of the positioning block corresponds to the through hole, and the positioning fixing bolt penetrates through the through hole and then is screwed into the positioning fixing screw hole, so that the positioning block is connected with the welding platform;
the support fixing holes on the support blocks correspond to the through holes, and the support fixing bolts penetrate through the through holes and the support fixing holes to connect the support blocks with the welding platform through the support fixing bolts;
one end of the compactor is provided with a compaction fixing screw hole, the compaction fixing screw hole corresponds to the through hole, and the compaction fixing bolt penetrates through the through hole and is screwed into the compaction fixing screw hole, so that the compactor is connected with the welding platform.
Further, in the third step, the clamping process between the two clamping ends of the clamping device and the bottoms of the second plate and the third plate respectively comprises the following steps: two clamping ends of the clamping device are respectively positioned on two sides of the second plate and the third plate, the clamping arms are slid on the extending ends of the U-shaped rods, the two clamping ends of the clamping device are respectively contacted with the second plate and the third plate, the clamping rods are rotated, and under the action of the screw holes, the second plate and the third plate are clamped through the end parts of the clamping rods penetrating through the clamping arms and the other ends of the U-shaped rods.
Further, in the fourth step, the process that the other end of the compactor abuts against the fourth plate is as follows: the vertical rod is rotated, the axis of the sleeve is located above the lowest locating platform, one end of the rod extends into the sleeve, a screw hole at the other end of the cross rod is located above the lowest locating platform, one end of the screw rod is screwed into the screw hole from top to bottom, and the end of the screw rod is propped against the fourth plate.
The beneficial effects of the invention are as follows:
1. the welding platform and the positioning assembly are matched in time, the first plate, the second plate, the third plate and the fourth plate are fixed simultaneously, one-time welding forming operation is achieved, welding stability and welding precision are guaranteed, working efficiency is improved, and meanwhile the quality of the transition elbow is guaranteed. .
2. The cooperation is fixed panel one between locating piece, welding platform and the supporting shoe in this application, and the cooperation is fixed panel two and panel three between locating piece, lug, clamp and the panel one, and the cooperation is fixed panel four between locating piece, panel two, panel three and the clamp to realize assembling fast and fixed simultaneously four panels, prevent that the panel from removing, guarantee transition elbow quality.
3. The setting of three location platform on the locating piece in this application, and outwards extend and form the unsettled lug in bottom, and the both sides of lug and location platform left and right sides form the concave station, and the whole locating surface that fixes that forms four blocks of boards, the concrete molding of locating surface is identical with four blocks of board molding, plays the judgement effect, prevents that the panel from placing the mistake, and the personnel of being convenient for place the panel, convenient operation.
4. Be provided with the through-hole on the welding platform among this application, the welding platform's use is not influenced in the adjustment position of being convenient for all can dismantle with welding platform through bolt and through-hole to the clamp, supporting shoe and locating piece.
The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings.
Description of the drawings:
in order to more clearly illustrate the invention or the technical solutions of the prior art, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the description below are only eight of the inventions, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of the present application.
Fig. 2 is a left side view of the present application.
Fig. 3 is a top view of the present application.
Fig. 4 is a schematic structural diagram of the present application.
Fig. 5 is a schematic structural view of fixing a first section bar.
Fig. 6 is a schematic structural view of fixing a second section bar.
Fig. 7 is a schematic structural view of fixing the third profile and the fourth profile.
Fig. 8 is a schematic structural view of a transition elbow.
In the figure, a 1-welding platform, a 2-compactor, a 3-clamp, a 4-supporting block, a 5-positioning block and a 6-through hole are formed; 21-upright posts, 22-cross bars, 23-screw rods, 24-handles and 25-sleeves;
31-U-shaped rod, 32-clamping arm, 33-clamping rod;
41-supporting a fixing bolt;
51-positioning platform, 52-convex block and 53-concave table;
a-transition elbow, A-panel I, A-panel II, A-panel III, A-panel IV.
The specific embodiment is as follows:
embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the invention is susceptible of embodiment in the drawings, it is to be understood that the invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the invention. It should be understood that the drawings and embodiments of the invention are for illustration purposes only and are not intended to limit the scope of the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
The names of messages or information interacted between the devices in the embodiments of the present invention are for illustrative purposes only and are not intended to limit the scope of such messages or information.
Example 1
As shown in fig. 1-8, a transition elbow welding fixture is disclosed, which comprises a welding platform 1 and a positioning component, wherein the positioning component is arranged on the welding platform 1, the positioning component comprises a pressing device 2, a clamping device 3, a supporting block 4 and a positioning block 5, the whole positioning block 5 is of a rectangular structure, three positioning platforms 51 are sequentially arranged at the top of the positioning block 5 from high to low in a step shape, the lowest one of the positioning platforms 51 extends forwards along the arrangement direction of the three positioning platforms 51 to form a lug 52 with a suspended bottom, and concave platforms 53 are formed at two sides of the lug 52 and the left side and the right side of the lowest one of the positioning platforms 51; the supporting block 4 is movably arranged on the welding platform 1 in the extending direction of the convex block 52; one end of the compactor 2 is arranged on the welding platform 1, and the other end of the compactor 2 is positioned above the lowest positioning platform 51; the two clamping ends of the clamping device 3 are respectively positioned at two sides of the lowest positioning platform 51.
The positioning block 5, the welding platform 1 and the supporting block 4 are matched to fix the first plate A1, the positioning block 5, the convex block 52, the clamp 3 and the first plate A1 are matched to fix the second plate A2 and the third plate A3, and the positioning block 5, the second plate A2, the third plate A3 and the clamp 2 are matched to fix the fourth plate A4, so that the four plates are assembled quickly and fixed simultaneously, the plates are prevented from moving, and the quality of a transition elbow is guaranteed.
Example two
As shown in fig. 4 to 8, the present embodiment is obtained by adding technical features such as the through hole 6 on the basis of the first embodiment, and other technical features are the same as those of the first embodiment, and the same features are not described herein, wherein the difference between the present embodiment and the first embodiment is that: at least four through holes 6 are arranged in a matrix on the welding platform 1.
In this embodiment, be provided with through-hole 6 on the welding platform 1, the packer 2, the clamp 3, supporting shoe 4 and locating piece 5 all can dismantle with welding platform 1 through bolt and through-hole 6 and be connected, be convenient for adjust the position, do not influence welding platform 1's use.
Example III
As shown in fig. 1 to 7, the present embodiment is obtained by describing in detail technical features such as the positioning block 5, the supporting block 4, the compactor 2, and the clamper 3 on the basis of the second embodiment, and other technical features are the same as those of the second embodiment, and details thereof are not described herein, wherein the difference between the present embodiment and the second embodiment is that:
the bottom of the positioning block 5 is provided with a positioning fixing screw hole, and a positioning fixing bolt penetrates through the through hole 6 and then is screwed into the positioning fixing screw hole to fix the positioning block 5.
The support block 4 is provided with a support fixing hole, and a support fixing bolt 41 penetrates through the support fixing hole and the through hole 6 to fix the support block 4.
The compactor 2 comprises a vertical rod 21, a cross rod 22, a screw rod 23 and a handle 24, wherein a compaction fixing screw hole is formed in one end of the vertical rod 21, the through hole 6 is screwed into the compaction fixing screw hole to fix the through hole 6 on the welding platform 1, a sleeve 25 is arranged at the other end of the vertical rod 21, one end of the cross rod 22 extends into the sleeve 25, a screw hole is formed in the other end of the cross rod 22, one end of the screw rod 23 is screwed into the screw hole and is located above the lowest positioning platform 51, the handle 24 is arranged at the other end of the screw rod 23, and the axis of the handle 24 is perpendicular to the axis of the screw rod 23.
The clamp 3 comprises a U-shaped rod 31, a clamping arm 32 and a clamping rod 33, one end of the U-shaped rod 31 extends forwards, one end of the clamping arm 32 is sleeved on the extending end of the U-shaped rod 31, the clamping rod 33 is screwed into a screw hole on the other end of the clamping arm 32, and two clamping ends of the clamp 3 are formed through the end part of the clamping rod 33 of the clamping arm 32 and the other end of the U-shaped rod 31.
In this embodiment, the positioning block 5 is provided with three positioning platforms 51, and extends outwards to form a protruding block 52 with a suspended bottom, two sides of the protruding block 52 and the left and right sides of the positioning platform 51 form a concave table 53, a positioning surface for fixing four plates is integrally formed, the specific shape of the positioning surface is identical to the shape of the four plates, the judgment function is achieved, the plates are prevented from being placed incorrectly, the plates are convenient to place by personnel, and the operation is convenient.
The process of manufacturing the transition elbow A by the overall technical scheme formed by the embodiments forms another technical scheme disclosed in the application, and the technical scheme is as follows: a transition elbow welding method comprises the following steps:
step one, a positioning block 5, a supporting block 4 and a compactor 2 are fixed on a welding platform 1.
The process of fixing the positioning block 5, the supporting block 4 and the compactor 2 on the welding platform 1 is as follows:
the positioning fixing screw hole at the bottom of the positioning block 5 corresponds to the through hole 6, and the positioning fixing bolt penetrates through the through hole 6 and then is screwed into the positioning fixing screw hole, so that the positioning block 5 is connected with the welding platform 1;
the support fixing holes on the support blocks 4 correspond to the through holes 6, and the support fixing bolts 41 penetrate through the through holes 6 and the support fixing holes, so that the support blocks 4 are connected with the welding platform 1 through the support fixing bolts 41;
one end of the compactor 2 is provided with a compaction fixing screw hole, the compaction fixing screw hole corresponds to the through hole 6, and a compaction fixing bolt penetrates through the through hole 6 and is screwed into the compaction fixing screw hole, so that the compactor 2 is connected with the welding platform 1.
Step two, the first plate A1 is horizontally placed between the bump 52 and the welding platform 1, one end of the first plate A1 is contacted with the bottom of the positioning block 5, the position of the supporting block 4 on the welding platform 1 is adjusted, the supporting block 4 is propped against the other end of the first plate A1, and the first plate A1 is positioned in a space surrounded by the positioning block 5, the bump 52, the supporting block 4 and the welding platform 1.
Step three, a plate II A2 and a plate III A3 are arranged on the left side and the right side of a boss, the bottoms of the plate II A2 and the plate III A3 are placed on the plate I A1, the bottoms left sides of the plate II A2 and the plate III A3 are propped against a concave table 53, the tops left sides of the plate II A2 and the plate III A3 are placed on a locating platform 51 in the middle, the end parts of the plate II A2 and the plate III A3 are propped against a vertical connecting surface between the highest locating platform 51 and the middle locating platform 51, two clamping ends of the clamp 3 are respectively clamped with the bottoms of the plate II A2 and the plate III A3, and the plate II A2 and the plate III A3 are located on the locating surface formed by the plate I A1, the convex block 52, the concave table 53, the highest locating platform 51 and the vertical connecting surface.
The clamping process between the two clamping ends of the clamping device 3 and the bottoms of the second plate A2 and the third plate A3 is as follows: two clamping ends of the clamping device 3 are respectively positioned on two sides of a second plate A2 and a third plate A3, the clamping arms 32 slide on the extending ends of the U-shaped rods 31, so that the two clamping ends of the clamping device 3 are respectively contacted with the second plate A2 and the third plate A3, the clamping rods 33 are rotated, and under the action of screw holes, the second plate A2 and the third plate A3 are clamped by the end parts of the clamping rods 33 penetrating through the clamping arms 32 and the other ends of the U-shaped rods 31.
And step four, a plate four A4 is placed on the lowest positioning platform 51, the left side and the right side of the plate three A3 are contacted with the plate two A2 and the plate three A3, one end of the plate four A4 is propped against a vertical connecting surface between the middle positioning platform 51 and the lowest positioning platform 51, the other end of the compactor 2 is propped against the plate four A4, and the plate four A4 is positioned in a space surrounded by the lowest positioning platform 51, the plate two A2, the plate three A3 and the vertical connecting surface.
Wherein, the other end of the compactor 2 is propped against the plate four A4 in the following process: the upright rod 21 is rotated to enable the axis of the sleeve 25 to be positioned above the lowest positioning platform 51, one end of the rod extends into the sleeve 25, a screw hole at the other end of the cross rod 22 is positioned above the lowest positioning platform 51, one end of the screw rod 23 is screwed into the screw hole from top to bottom, and the end of the screw rod is propped against the fourth plate A4.
And fifthly, welding the positioned plate one A1, the positioned plate two A2, the positioned plate three A3 and the positioned plate four A4 to finish the manufacture of the transition elbow A.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (10)
1. The utility model provides a transition elbow welding frock, includes welding platform and locating component, locating component sets up welding platform is last, characterized by: the positioning assembly comprises a compactor, a clamping device, a supporting block and a positioning block, the whole positioning block is of a rectangular structure, three positioning platforms are sequentially arranged at the top of the positioning block in a step shape from top to bottom, the lowest positioning platform extends forwards along the arrangement direction of the three positioning platforms to form a protruding block with a suspended bottom, and concave platforms are formed on two sides of the protruding block and the left side and the right side of the lowest positioning platform;
the supporting block is movably arranged on the welding platform in the extending direction of the convex block;
one end of the compactor is arranged on the welding platform, and the other end of the compactor is positioned above the lowest positioning platform;
the two clamping ends of the clamping device are respectively positioned at the two sides of the lowest positioning platform.
2. The transition elbow welding fixture of claim 1, wherein: at least four through holes which are arranged in a matrix are arranged on the welding platform.
3. The transition elbow welding fixture of claim 1, wherein: the bottom of the positioning block is provided with a positioning fixing screw hole, and a positioning fixing bolt penetrates through the through hole and then is screwed into the positioning fixing screw hole to fix the positioning block.
4. The transition elbow welding fixture of claim 1, wherein: the support block is provided with a support fixing hole, and a support fixing bolt penetrates through the support fixing hole and the through hole to fix the support block.
5. The transition elbow welding fixture of claim 1, wherein: the packer comprises a vertical rod, a cross rod, a screw rod and a handle, wherein one end of the vertical rod is provided with a packing fixing screw hole, the packing fixing screw hole is penetrated through by the packing fixing screw bolt and screwed into the packing fixing screw hole to fix the through hole on the welding platform, the other end of the vertical rod is provided with a sleeve, one end of the cross rod extends into the sleeve, the other end of the cross rod is provided with a screw hole, one end of the screw rod is screwed into the screw hole and is positioned above a lowest positioning platform, the handle is arranged at the other end of the screw rod, and the axis of the handle is perpendicular to the axis of the screw rod.
6. The transition elbow welding fixture of claim 1, wherein: the clamping device comprises a U-shaped rod, a clamping arm and a clamping rod, one end of the U-shaped rod extends forwards, one end of the clamping arm is sleeved on the extending end of the U-shaped rod, the clamping rod is screwed into a screw hole in the other end of the clamping arm, and two clamping ends of the clamping device are formed through the end part of the clamping rod of the clamping arm and the other end of the U-shaped rod.
7. A transition elbow welding method of a welding fixture according to any one of claims 1-6, comprising the steps of:
step one, fixing the positioning block, the supporting block and the compactor on a welding platform;
secondly, horizontally placing a first plate between the convex blocks and the welding platform, enabling one end of the first plate to be in contact with the bottom of the positioning block, adjusting the position of the supporting block on the welding platform, enabling the supporting block to prop against the other end of the first plate, and positioning the first plate in a space surrounded by the positioning block, the convex blocks, the supporting block and the welding platform;
step three, a plate II and a plate III are arranged on the left side and the right side of the boss, the bottoms of the plate II and the plate III are placed on the plate I, the left sides of the bottoms of the plate II and the plate III are propped against the concave table, the left sides of the tops of the plate II and the plate III are placed on a positioning platform in the middle, the end parts of the plate II and the plate III are propped against a vertical connecting surface between the highest positioning platform and the middle positioning platform, two clamping ends of the clamping device respectively clamp the bottoms of the plate II and the plate III, and the plate II and the plate III are positioned on a positioning surface formed by the plate I, the convex block, the concave table, the highest positioning platform and the vertical connecting surface;
fourthly, placing a plate IV on the lowest positioning platform, wherein the left side and the right side of the plate IV are in three-phase contact with the plate II and the plate III, one end of the plate IV is propped against a vertical connecting surface between the middle positioning platform and the lowest positioning platform, the other end of the compactor is propped against the plate IV, and the plate IV is positioned in a space surrounded by the lowest positioning platform, the plate II, the plate III and the vertical connecting surface;
and fifthly, welding the positioned plate I, the positioned plate II, the positioned plate III and the positioned plate IV.
8. The transition elbow welding method according to claim 7, wherein: in the first step, the fixing process of the positioning block, the supporting block and the compactor on the welding platform is as follows:
the positioning fixing screw hole at the bottom of the positioning block corresponds to the through hole, and the positioning fixing bolt penetrates through the through hole and then is screwed into the positioning fixing screw hole, so that the positioning block is connected with the welding platform;
the support fixing holes on the support blocks correspond to the through holes, and the support fixing bolts penetrate through the through holes and the support fixing holes to connect the support blocks with the welding platform through the support fixing bolts;
one end of the compactor is provided with a compaction fixing screw hole, the compaction fixing screw hole corresponds to the through hole, and the compaction fixing bolt penetrates through the through hole and is screwed into the compaction fixing screw hole, so that the compactor is connected with the welding platform.
9. The transition elbow welding method according to claim 7, wherein: in the third step, the clamping process between the two clamping ends of the clamping device and the bottoms of the second plate and the third plate is as follows: two clamping ends of the clamping device are respectively positioned on two sides of the second plate and the third plate, the clamping arms are slid on the extending ends of the U-shaped rods, the two clamping ends of the clamping device are respectively contacted with the second plate and the third plate, the clamping rods are rotated, and under the action of the screw holes, the second plate and the third plate are clamped through the end parts of the clamping rods penetrating through the clamping arms and the other ends of the U-shaped rods.
10. The transition elbow welding method according to claim 7, wherein: in the fourth step, the process that the other end of the compactor is propped against the fourth plate is as follows: the vertical rod is rotated, the axis of the sleeve is located above the lowest locating platform, one end of the rod extends into the sleeve, a screw hole at the other end of the cross rod is located above the lowest locating platform, one end of the screw rod is screwed into the screw hole from top to bottom, and the end of the screw rod is propped against the fourth plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311548095.6A CN117399879A (en) | 2023-11-20 | 2023-11-20 | Transition elbow welding tool and welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311548095.6A CN117399879A (en) | 2023-11-20 | 2023-11-20 | Transition elbow welding tool and welding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117399879A true CN117399879A (en) | 2024-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311548095.6A Pending CN117399879A (en) | 2023-11-20 | 2023-11-20 | Transition elbow welding tool and welding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117399879A (en) |
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2023
- 2023-11-20 CN CN202311548095.6A patent/CN117399879A/en active Pending
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