CN212946247U - Positioning welding device for oil tank shell - Google Patents
Positioning welding device for oil tank shell Download PDFInfo
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- CN212946247U CN212946247U CN202021370311.4U CN202021370311U CN212946247U CN 212946247 U CN212946247 U CN 212946247U CN 202021370311 U CN202021370311 U CN 202021370311U CN 212946247 U CN212946247 U CN 212946247U
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- step surface
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- positioning step
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Abstract
The utility model discloses an oil tank shell fixed-position welding device, which comprises a frame body, wherein the frame body comprises a horizontal supporting plate at the upper end, and a mounting plate is arranged on the supporting plate vertically upwards at intervals through a supporting structure; the middle part of the mounting plate is provided with a abdicating hole, the outer side of the corresponding abdicating hole on the mounting plate is provided with a first positioning step surface, and after the upper shell of the oil tank vertically penetrates through the abdicating hole, the upper flanging of the upper shell of the oil tank is attached to the first positioning step surface for matching and limiting; a second positioning step surface is arranged on the outer side of the first positioning step surface, the vertical distance between the first positioning step surface and the second positioning step surface is matched with the thickness of the upper flanging, the lower shell of the oil tank is buckled on the upper shell of the oil tank, and the lower flanging of the lower shell of the oil tank is in fit with the second positioning step surface; welding devices are respectively arranged on the supporting plate corresponding to two ends and one side of the upper shell of the oil tank; the utility model has the advantages of can reduce intensity of labour better, can improve work efficiency.
Description
Technical Field
The utility model belongs to the technical field of the oil tank, concretely relates to oil tank shell fixed-position welding device.
Background
A tank, a container for fuel on a fuel-powered equipment, is a dedicated container for storing hydraulic oil or hydraulic fluid in a hydraulic system. The oil tank can be divided into an open oil tank and a closed oil tank. The tank must have a sufficiently large volume; the oil suction pipe and the oil return pipe are inserted below the lowest liquid level to prevent air suction and oil return splashing to generate bubbles; the distance between the oil suction pipe and the oil return pipe is far as possible, and a partition plate is arranged between the oil suction pipe and the oil return pipe; in order to keep the oil clean, the oil tank should have a cover plate with a sealed periphery, and an air filter is arranged on the cover plate.
The oil tank is generally formed by butting an upper oil tank shell with an open lower end and a lower oil tank shell with an open upper end in the machining and manufacturing process of the oil tank. The open ends of the upper shell and the lower shell of the oil tank are respectively provided with an upper flanging and a lower flanging, and after butt joint, a welding spot is firstly welded between the upper shell and the lower shell of the oil tank to fix the upper flanging and the lower flanging together preliminarily, and then the upper flanging and the lower flanging are sewn and welded.
In the existing operation of primarily fixing the upper shell and the lower shell of the oil tank, a worker aligns the upper shell and the lower shell of the oil tank by using a special tool and then sequentially drills three welding points on an upper flanging and a lower flanging of the upper shell and the lower flanging of the lower shell. The operation process has high labor intensity and low working efficiency.
Therefore, it is a technical problem to be solved by those skilled in the art how to provide a welding device for positioning a tank shell, which can reduce labor intensity and improve work efficiency.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: provided is an oil tank shell positioning welding device which can better reduce labor intensity and improve working efficiency.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a positioning welding device for an oil tank shell comprises a frame body, wherein the frame body comprises a horizontal supporting plate at the upper end, and mounting plates are vertically arranged on the supporting plate upwards at intervals through a supporting structure; the oil tank upper shell is characterized in that a abdicating hole is formed in the middle of the mounting plate, a first positioning step surface is arranged on the outer side of the corresponding abdicating hole in the mounting plate, and after the oil tank upper shell vertically penetrates through the abdicating hole, an upper flanging of the oil tank upper shell is matched with the first positioning step surface in a pasting manner for limiting; a second positioning step surface is arranged on the outer side of the first positioning step surface, the vertical distance between the first positioning step surface and the second positioning step surface is matched with the thickness of the upper flanging, the lower shell of the oil tank is buckled on the upper shell of the oil tank, and the lower flanging of the lower shell of the oil tank is in fit with the second positioning step surface; welding devices are respectively arranged on the supporting plate corresponding to two ends and one side of the upper shell of the oil tank, each welding device comprises a lower electrode tip and an upper electrode tip which are vertically arranged, and the lower electrode tips are abutted to the lower surfaces of the upper flanges; the upper electrode head is connected with the vertical telescopic mechanism above the mounting plate, and the vertical telescopic mechanism can drive the upper electrode head to move downwards and abut against the lower turned edge so as to weld the upper shell of the oil tank and the lower shell of the oil tank together.
Therefore, when the positioning and welding device for the oil tank shell is used, the oil tank upper shell is correspondingly placed in the yielding hole in the middle of the mounting plate, and the upper flanging of the oil tank upper shell is correspondingly matched on the first positioning step surface to complete positioning in the horizontal direction. And then, the lower shell of the oil tank is correspondingly buckled above the upper shell of the oil tank, and the lower flanging of the lower shell of the oil tank is correspondingly matched on the second positioning step surface to complete the positioning in the horizontal direction. Then the vertical telescopic mechanism drives the upper electrode head to move towards the lower electrode head, and the upper shell of the oil tank and the lower shell of the oil tank are welded together. And then taking the whole oil tank out of the yielding hole. After the clamping and the positioning, three welding spots can be completed. The positioning of the upper shell of the oil tank and the lower shell of the oil tank is more accurate, after the positioning, the dislocation of the upper shell and the lower shell of the oil tank can be better avoided when welding points are welded, the welding quality can be improved, the labor intensity can be better reduced, and the working efficiency can be improved.
Preferably, the supporting structure comprises four vertical supporting rods, the four supporting rods are arranged in a rectangular shape in the horizontal direction, the lower ends of the supporting rods are fixedly connected to the supporting plate, and the upper ends of the four supporting rods are correspondingly fixedly connected to four corner positions of the mounting plate.
Like this, adopt the bracing piece to support the mounting panel and fix in the backup pad top, whole simple structure, it is more reliable stable to the support of mounting panel.
And as optimization, four corner positions of the supporting plate are respectively fixedly connected with a supporting column which is vertically arranged upwards, the upper end of the supporting column is fixedly provided with a horizontal fixing plate, and the fixing plate is provided with the vertical telescopic mechanism.
Like this, through setting up support column and fixed plate, can be more the fixed vertical telescopic machanism of easy to assemble, mounting structure is simpler.
As optimization, the vertical telescopic mechanism is a vertically arranged cylinder, the front end of a cylinder body of the cylinder is connected with the fixed plate, a through hole is formed in the fixed plate corresponding to the piston rod end of the cylinder so that the piston rod end of the cylinder can vertically pass through the through hole, and the upper electrode head is connected and arranged at the piston rod end of the cylinder.
Like this, vertical telescopic machanism is the cylinder of vertical setting, and work is more reliable to it is fixed to facilitate the installation more.
As optimization, the upper end of the supporting column is of an external thread structure; mounting holes are formed in the fixing plate corresponding to the upper ends of the supporting columns, and the upper ends of the supporting columns are matched in the mounting holes in a sliding mode; and positioning nuts are arranged at the upper end of the supporting column corresponding to the upper side and the lower side of the fixing plate in a threaded fit manner respectively so as to limit the vertical position of the fixing plate.
Like this, can make things convenient for the vertical height of adjustment fixed plate and cylinder and last electrode head more, after the upper electrode tip wearing and tearing, can be better adjust.
As optimization, a U-shaped yielding groove is formed in the inner wall of the yielding hole in the mounting plate, and the upper end of the lower electrode tip vertically penetrates through the U-shaped yielding groove and then abuts against the lower surface of the upper flanging.
Thus, the lower electrode tip can be more conveniently mounted and arranged.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention (the upper housing of the fuel tank is not shown in the drawing).
Fig. 2 is a schematic structural view of fig. 1 after rotating an angle.
Fig. 3 is a front view of fig. 1.
Fig. 4 is a left side view of fig. 1.
Fig. 5 is a top view of a mounting plate of the mounting plate of fig. 1.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
referring to fig. 1 to 5: a positioning welding device for an oil tank shell comprises a frame body 1, wherein the frame body comprises a horizontal supporting plate 2 at the upper end, and a mounting plate 3 is vertically arranged on the supporting plate upwards at intervals through a supporting structure; the middle part of the mounting plate is provided with a abdicating hole, the outer side of the corresponding abdicating hole on the mounting plate is provided with a first positioning step surface 4, and after the upper shell of the oil tank vertically penetrates through the abdicating hole, the upper flanging of the upper shell of the oil tank is in fit with the first positioning step surface for limiting; a second positioning step surface 5 is arranged on the outer side of the first positioning step surface, the vertical distance between the first positioning step surface and the second positioning step surface is matched with the thickness of the upper flanging, the lower shell of the oil tank is buckled on the upper shell of the oil tank, and the lower flanging of the lower shell of the oil tank is in fit with the second positioning step surface; welding devices are respectively arranged on the supporting plate corresponding to two ends and one side of the upper shell of the oil tank, each welding device comprises a lower electrode tip 6 and an upper electrode tip 7 which are vertically arranged, and the lower electrode tips are abutted to the lower surfaces of the upper flanges; the upper electrode head is connected with the vertical telescopic mechanism above the mounting plate, and the vertical telescopic mechanism can drive the upper electrode head to move downwards and abut against the lower turned edge so as to weld the upper shell of the oil tank and the lower shell of the oil tank together.
Therefore, when the positioning and welding device for the oil tank shell is used, the oil tank upper shell is correspondingly placed in the yielding hole in the middle of the mounting plate, and the upper flanging of the oil tank upper shell is correspondingly matched on the first positioning step surface to complete positioning in the horizontal direction. And then, the lower shell of the oil tank is correspondingly buckled above the upper shell of the oil tank, and the lower flanging of the lower shell of the oil tank is correspondingly matched on the second positioning step surface to complete the positioning in the horizontal direction. Then the vertical telescopic mechanism drives the upper electrode head to move towards the lower electrode head, and the upper shell of the oil tank and the lower shell of the oil tank are welded together. And then taking the whole oil tank out of the yielding hole. After the clamping and the positioning, three welding spots can be completed. The positioning of the upper shell of the oil tank and the lower shell of the oil tank is more accurate, after the positioning, the dislocation of the upper shell and the lower shell of the oil tank can be better avoided when welding points are welded, the welding quality can be improved, the labor intensity can be better reduced, and the working efficiency can be improved. During welding, the upper shell of the oil tank is placed into the yielding hole of the mounting plate, and the lower shell of the oil tank is covered above.
In this embodiment, the supporting structure includes four vertical supporting rods 8, the four supporting rods are arranged in a rectangular shape in the horizontal direction, the lower ends of the supporting rods are connected and fixed on the supporting plate 2, and the upper ends of the four supporting rods are respectively connected and fixed at four corner positions of the mounting plate 3.
Like this, adopt the bracing piece to support the mounting panel and fix in the backup pad top, whole simple structure, it is more reliable stable to the support of mounting panel.
In the present embodiment, the four corner positions of the supporting plate 2 are respectively connected and fixed with a supporting column 9 which is vertically and upwardly arranged, the upper end of the supporting column is fixed with a horizontal fixing plate 10, and the fixing plate is provided with the vertical telescopic mechanism.
Like this, through setting up support column and fixed plate, can be more the fixed vertical telescopic machanism of easy to assemble, mounting structure is simpler.
In this embodiment, vertical telescopic machanism is the cylinder 11 of vertical setting, and the front end of cylinder body links to each other with the fixed plate, corresponds cylinder piston rod end on the fixed plate and is equipped with the through-hole in order to pass through for cylinder piston rod end is vertical, and is provided with in cylinder piston rod end connection last electrode head 7.
Like this, vertical telescopic machanism is the cylinder of vertical setting, and work is more reliable to it is fixed to facilitate the installation more.
In this embodiment, the upper end of the supporting column 9 is an external thread structure; mounting holes are formed in the fixing plate 10 corresponding to the upper ends of the supporting columns, and the upper ends of the supporting columns are slidably matched in the mounting holes; and positioning nuts are arranged at the upper end of the supporting column corresponding to the upper side and the lower side of the fixing plate in a threaded fit manner respectively so as to limit the vertical position of the fixing plate.
Like this, can make things convenient for the vertical height of adjustment fixed plate and cylinder and last electrode head more, after the upper electrode tip wearing and tearing, can be better adjust. (the retaining nut is not shown in the figure).
In the specific embodiment, the inner wall of the yielding hole in the mounting plate is provided with a U-shaped yielding groove 12, and the upper end of the lower electrode tip 6 vertically penetrates through the U-shaped yielding groove and then abuts against the lower surface of the upper flanging.
Thus, the lower electrode tip can be more conveniently mounted and arranged.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (6)
1. A positioning welding device for an oil tank shell comprises a frame body, wherein the frame body comprises a horizontal supporting plate at the upper end, and mounting plates are vertically arranged on the supporting plate upwards at intervals through a supporting structure; the oil tank upper shell is characterized in that a abdicating hole is formed in the middle of the mounting plate, a first positioning step surface is arranged on the outer side of the corresponding abdicating hole in the mounting plate, and after the oil tank upper shell vertically penetrates through the abdicating hole, an upper flanging of the oil tank upper shell is matched with the first positioning step surface in a pasting manner for limiting; a second positioning step surface is arranged on the outer side of the first positioning step surface, the vertical distance between the first positioning step surface and the second positioning step surface is matched with the thickness of the upper flanging, the lower shell of the oil tank is buckled on the upper shell of the oil tank, and the lower flanging of the lower shell of the oil tank is in fit with the second positioning step surface; welding devices are respectively arranged on the supporting plate corresponding to two ends and one side of the upper shell of the oil tank, each welding device comprises a lower electrode tip and an upper electrode tip which are vertically arranged, and the lower electrode tips are abutted to the lower surfaces of the upper flanges; the upper electrode head is connected with the vertical telescopic mechanism above the mounting plate, and the vertical telescopic mechanism can drive the upper electrode head to move downwards and abut against the lower turned edge so as to weld the upper shell of the oil tank and the lower shell of the oil tank together.
2. A fuel tank shell tack welding apparatus as claimed in claim 1, wherein: the supporting structure comprises vertical supporting rods, the number of the supporting rods is four, the supporting rods are arranged in a rectangular mode in the horizontal direction, the lower ends of the supporting rods are fixedly connected to the supporting plate, and the upper ends of the four supporting rods are correspondingly fixedly connected to four corner positions of the mounting plate.
3. A fuel tank shell tack welding apparatus as claimed in claim 1, wherein: the four corner positions of the supporting plate are respectively fixedly connected with a supporting column which is vertically arranged upwards, the upper end of the supporting column is fixedly provided with a horizontal fixing plate, and the fixing plate is provided with the vertical telescopic mechanism.
4. A fuel tank shell tack welding apparatus as claimed in claim 3, wherein: vertical telescopic machanism is the cylinder of vertical setting, and the front end of cylinder body links to each other with the fixed plate, corresponds cylinder piston rod end on the fixed plate and is equipped with the through-hole in order to pass through for cylinder piston rod end is vertical, and is provided with at cylinder piston rod end connection last electrode head.
5. A fuel tank shell tack welding apparatus as claimed in claim 3, wherein: the upper end of the supporting column is of an external thread structure; mounting holes are formed in the fixing plate corresponding to the upper ends of the supporting columns, and the upper ends of the supporting columns are matched in the mounting holes in a sliding mode; and positioning nuts are arranged at the upper end of the supporting column corresponding to the upper side and the lower side of the fixing plate in a threaded fit manner respectively so as to limit the vertical position of the fixing plate.
6. A fuel tank shell tack welding apparatus as claimed in claim 1, wherein: the inner wall of the yielding hole in the mounting plate is provided with a U-shaped yielding groove, and the upper end of the lower electrode tip vertically penetrates through the U-shaped yielding groove and then abuts against the lower surface of the upper flanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021370311.4U CN212946247U (en) | 2020-07-12 | 2020-07-12 | Positioning welding device for oil tank shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021370311.4U CN212946247U (en) | 2020-07-12 | 2020-07-12 | Positioning welding device for oil tank shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212946247U true CN212946247U (en) | 2021-04-13 |
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ID=75392614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021370311.4U Active CN212946247U (en) | 2020-07-12 | 2020-07-12 | Positioning welding device for oil tank shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212946247U (en) |
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2020
- 2020-07-12 CN CN202021370311.4U patent/CN212946247U/en active Active
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