CN212169464U - Truck fuel tank separator welding system - Google Patents
Truck fuel tank separator welding system Download PDFInfo
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- CN212169464U CN212169464U CN202020780981.7U CN202020780981U CN212169464U CN 212169464 U CN212169464 U CN 212169464U CN 202020780981 U CN202020780981 U CN 202020780981U CN 212169464 U CN212169464 U CN 212169464U
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- welding
- fuel tank
- clamping
- oil tank
- welding system
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Abstract
The utility model discloses a truck fuel tank baffle welding system, the machine of shifting include the anchor clamps mounting panel that is located the top, the anchor clamps mounting panel rotates to be installed on the base, can be for the axial rotation of base, the machine of shifting plays the supporting role, drives the oil tank rotation; the welding fixture is fixed on the mounting plate, the positioning and clamping unit is arranged on the supporting column and used for circumferentially clamping the oil tank, so that the oil tank is positioned and kept stable; set up the laser vision system that is used for detecting the welding position on the welding arm, welding arm confirms the solder joint according to laser vision system's detection position, and through the angle of the quick-witted regulation oil tank that shifts, cooperate with the position of welding arm, the welding arm passes through the required welded position of laser vision system detection, realizes accurate welding, can realize the operation of automatic weld fuel tank.
Description
Technical Field
The utility model relates to the field of welding technique, further relate to a truck fuel tank baffle welding system.
Background
In order to effectively reduce the dead weight of a vehicle, improve the fuel economy, meet the international trend of green manufacturing of automobile production, reduce the consumption of limited resources and develop in the direction of energy conservation and environmental protection, the aluminum alloy metal fuel tank is increasingly widely applied to trucks.
The aluminum alloy inner partition plate is generally fixed on the fuel tank cylinder in a welding mode. Because the aluminum alloy material has the characteristics of good thermal conductivity, large thermal capacity and linear expansion coefficient, low melting point, small high-temperature strength and the like, the defects of material oxidation, air holes, burning-through and the like can occur carelessly slightly under the influence of the ambient temperature, the humidity and the welding level of operators during welding. Due to the welding defect, the inner partition plate of the fuel tank is easy to fall off in the using process, so that the rigidity and the strength of the aluminum alloy fuel tank assembly are seriously influenced, and particularly when the fuel tank assembly is impacted by external force, the fuel tank loses the internal support, so that the faults of deformation, cracking and the like of the fuel tank are easy to occur, and great potential safety hazards are caused.
As shown in fig. 1A, the axial view of the fuel tank is shown, fig. 1B is a side view of the fuel tank, wherein 01 represents a partition plate, the fuel tank of a heavy truck at home and abroad is currently configured as a square aluminum alloy fuel tank, the cross section of the fuel tank is approximately rectangular, all surfaces of the fuel tank are curved surfaces, the production process of the aluminum alloy fuel tank is more, the accumulated error is larger, the welding seam track of each fuel tank is different, because the welding quality requirement is met, the posture of a welding gun needs to be changed at any time, the manual welding production mode is still adopted at present, the working environment is poor, the labor intensity is high.
For those skilled in the art, how to automatically weld the fuel tank is a technical problem to be solved at present.
SUMMERY OF THE UTILITY MODEL
The utility model provides a truck fuel tank baffle welding system can realize the automatic weld fuel tank, and operating efficiency is higher, and concrete scheme is as follows:
a truck fuel tank bulkhead welding system comprising:
the positioner comprises a clamp mounting plate positioned at the top, and the clamp mounting plate is rotatably mounted on the base and can axially rotate relative to the base;
the welding fixture is fixed on the mounting plate and comprises a supporting column, and a positioning and clamping unit is arranged on the supporting column and used for circumferentially clamping the oil tank;
the welding mechanical arm is provided with a laser vision system for detecting a welding position, and the welding mechanical arm determines a welding spot according to the detection position of the laser vision system.
Optionally, the welding fixture further comprises a lifting sliding table, wherein the lifting sliding table is used for supporting an oil tank and can vertically slide relative to the support column; the positioning and clamping unit is arranged on the lifting sliding table.
Optionally, the positioning and clamping unit includes at least two movable clamping blocks, and each movable clamping block is driven by a clamping cylinder to transversely turn over and clamp or loosen.
Optionally, the movable clamping block and the fixed clamping block are detachably fixed on the lifting sliding table.
Optionally, upper guide wheels for guiding the oil tank are arranged on two sides of the lifting sliding table.
Optionally, a cross-section size sensor for detecting the cross-section width of the oil tank and a height size sensor for detecting the height of the oil tank are arranged on the supporting column.
Optionally, a support roller is circumferentially arranged on the base, and the support roller is used for supporting the clamp mounting plate.
Optionally, two sets of the positioner and the welding fixture are correspondingly arranged on one welding mechanical arm.
The utility model provides a truck fuel tank baffle welding system, the machine of shifting include the anchor clamps mounting panel that is located the top, the anchor clamps mounting panel rotates to be installed on the base, can be for the axial rotation of base, the machine of shifting plays the supporting role, drives the oil tank rotation; the welding fixture is fixed on the mounting plate, the positioning and clamping unit is arranged on the supporting column and used for circumferentially clamping the oil tank, so that the oil tank is positioned and kept stable; set up the laser vision system that is used for detecting the welding position on the welding arm, welding arm confirms the solder joint according to laser vision system's detection position, and through the angle of the quick-witted regulation oil tank that shifts, cooperate with the position of welding arm, the welding arm passes through the required welded position of laser vision system detection, realizes accurate welding, can realize the operation of automatic weld fuel tank.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1A is an isometric view of a fuel tank;
FIG. 1B is a side view of the fuel tank;
FIG. 2 is a schematic view of the overall structure of a welding system for a fuel tank separator of a truck according to the present invention;
FIG. 3A is a schematic view of the overall structure of the positioner;
FIG. 3B is a cross-sectional view of the inner structure of the positioner;
FIG. 4 is a schematic structural view of a welding fixture;
fig. 5 is a schematic view of a welding robot and welding equipment.
The figure includes:
the device comprises a positioner 1, a clamp mounting plate 11, a base 12, a supporting roller 13, a welding clamp 2, a supporting column 21, a positioning and clamping unit 22, a lifting sliding table 23, an upper guide wheel 24, a section dimension sensor 25, a height dimension sensor 26 and a welding mechanical arm 3.
Detailed Description
The utility model discloses a core lies in providing a truck fuel tank baffle welding system, can realize the automatic weld fuel tank, and operating efficiency is higher.
In order to make the technical solution of the present invention better understood by those skilled in the art, the following will describe the welding system of the truck fuel tank baffle in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 2, the present invention provides a schematic view of the overall structure of a welding system for a fuel tank baffle of a truck; the utility model discloses a welding system for a truck fuel tank baffle plate, which comprises a positioner 1, a welding fixture 2, a welding mechanical arm 3 and other structures; as shown in fig. 3A, which is a schematic view of the overall structure of the positioner, fig. 3B is a cross-sectional view of the internal structure of the positioner; the positioner 1 comprises a clamp mounting plate 11 positioned at the top, the clamp mounting plate 11 is rotatably mounted on a base 12, a rotating shaft is arranged at the bottom of the clamp mounting plate 11 and inserted on the base 12, and the clamp mounting plate 11 can axially rotate relative to the base 12; as shown in fig. 3B, a motor and a speed reducer are disposed in the base 12, and an output shaft of the motor drives the rotating shaft to rotate through the speed reducer.
The utility model provides a machine of shifting drive uses welding arm from taking the motor, can artificially carry out free programming to carry out the orbit interpolation operation with the linkage of welding arm, with welding arm collaborative work, reach multistage speed reduction's purpose through accurate RV speed reducer, guarantee the machine of shifting precision, thereby the support rollers reduces the moment of overturning and improves the whole factor of safety of machine of shifting.
As shown in fig. 4, it is a schematic structural view of the welding jig 2; the welding fixture 2 is fixed on the mounting plate 11, and the welding fixture 2 and the mounting plate 11 rotate synchronously; welding jig 2 includes support column 21, and support column 21 is vertical setting, and the bottom mounting of support column 21 is on mounting panel 11, and support column 21 leans on the position on upper portion to set up the positioning and clamping unit 22, and the positioning and clamping unit 22 is used for the tight oil tank of circumference clamp, encircles the centre gripping with oil tank circumference and fixes, the angle of adjusting the oil tank through the circumferential direction of machine of shifting 1.
A laser vision system for detecting a welding position is arranged on the welding mechanical arm 3, and a welding spot is determined by the welding mechanical arm 3 according to the detection position of the laser vision system; the utility model adopts a non-contact laser vision system, after the welding is started, the automatic searching of the arc starting point is realized; as shown in fig. 5, the system is a schematic diagram of the welding robot arm 3 and the welding equipment, and is provided with an adaptive welding module for automatically adjusting welding parameters, compensating for weld assembly variation, and optimizing weld size, thereby eliminating welding defects and reducing excessive welding, replacing manual butt welding gun adjustment, really realizing unattended automatic welding, reducing labor intensity, improving production efficiency, and ensuring stable and reliable welding quality. The welding equipment adopts a Fronius CMT welding machine, the welding machine has the advantages of small process input amount, small deformation, uniform and consistent welding seams, high welding speed and no splashing, the influence of the splashing in the welding process on a laser vision system is avoided, and the stability of the equipment is improved. And the maintenance cost is reduced.
On the basis of the scheme, the utility model discloses a welding jig 2 is still including lifting slip table 23, lifts slip table 23 and is used for the bearing oil tank to can be for the vertical slip of support column 21, support column 21 plays the effect of direction, lifts the slip table and adopts the cylinder drive, and the cylinder takes self-locking function, when can preventing that the gas break condition from taking place, lifts the slip table and drops. The positioning and clamping unit 22 is arranged on the lifting sliding table 23, drives the oil tank to synchronously and vertically lift, and is suitable for positioning and clamping cylinders with various lengths.
The oil tank is surrounded around to the clamping unit 22 of location, the position of injecing the oil tank all around is followed respectively, the clamping unit 22 of location includes two at least activity clamp splice, every activity clamp splice drives through a die clamping cylinder and transversely overturns the clamp tightly or loosen, the pivot of activity clamp splice is vertical setting, the horizontal upset of activity clamp splice ability level, open the activity clamp splice before putting into the oil tank, the activity clamp splice is closed and the oil tank contact after putting into the oil tank, applys the effort that compresses tightly to the oil tank. The two movable clamping blocks are arranged at two opposite side edges and can respectively take and place the oil tank from the two movable clamping blocks.
As shown in fig. 4, two sets of clamp blocks of the positioning and clamping unit are shown, and the movable clamp block and the fixed clamp block are detachably fixed on the lifting slipway 23 and connected to the movable rod of the cylinder through a bolt and a bolt, so that the oil tanks with different sizes can be matched.
As shown in fig. 4, two sides of the lifting sliding table 23 are provided with upper guide wheels 24 for guiding the oil tank, each side is provided with a plurality of guide wheels, the rotating shafts of the guide wheels are vertically arranged, when the oil tank is pushed in, the two sides are contacted with the upper guide wheels 24, and the upper guide wheels 24 facilitate manual loading and unloading; the guide wheel is made of non-metal materials, so that the surface of the protective cylinder body cannot be scratched.
A cross section size sensor 25 for detecting the cross section width of the oil tank and a height size sensor 26 for detecting the height of the oil tank are arranged on the supporting column 21; the section size sensors 25 are arranged in a plurality, the section size sensors 25 are arranged at the same height and are transversely arranged at intervals, and the width of the oil tank is detected by the section size sensors 25 to identify the oil tanks with different section sizes; height dimension sensors 26 are distributed at different heights for detecting the length of the tank; through the mutual cooperation of the section size sensor 25 and the height size sensor 26, the oil tanks with different specifications can be distinguished, and the angle and the height of the oil tank and the welding position of the welding mechanical arm 3 can be conveniently adjusted by the positioner 1 and the welding fixture 2.
As shown in fig. 3B, a supporting roller 13 is circumferentially disposed on the base 12, the supporting roller 13 is used for supporting the fixture mounting plate 11, and when the fixture mounting plate 11 rotates, the supporting roller 13 is driven to synchronously rotate, so that friction is reduced, overturning force is reduced, stability of the equipment is improved, and service life of the equipment is prolonged.
As shown in fig. 2, the utility model discloses a 3 correspondences of welding arm set up two sets of machine of shifting 1 and welding jig 2, a machine of shifting 1 and a welding jig 2 constitute a station, adopt the duplex position welding, and another station loads and unloads when a station is welded, improves the robot utilization ratio, improves production efficiency.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A truck fuel tank bulkhead welding system, comprising:
the positioner (1) comprises a clamp mounting plate (11) positioned at the top, and the clamp mounting plate (11) is rotatably mounted on a base (12) and can axially rotate relative to the base (12);
the welding fixture (2) is fixed on the mounting plate (11) and comprises a supporting column (21), a positioning and clamping unit (22) is arranged on the supporting column (21), and the positioning and clamping unit (22) is used for circumferentially clamping the oil tank;
the welding robot comprises a welding mechanical arm (3), wherein a laser vision system used for detecting a welding position is arranged on the welding mechanical arm, and a welding spot is determined by the welding mechanical arm (3) according to the detection position of the laser vision system.
2. The welding system for truck fuel tank bulkheads according to claim 1, characterized in that said welding fixture (2) further comprises a lifting ramp (23), said lifting ramp (23) being adapted to hold a fuel tank and being vertically slidable with respect to said support column (21); the positioning and clamping unit (22) is arranged on the lifting sliding table (23).
3. Truck fuel tank bulkhead welding system according to claim 2, characterized in that the positioning and clamping unit (22) comprises at least two movable clamping blocks, each movable clamping block being actuated by a clamping cylinder to be laterally turned over for clamping or releasing.
4. The truck fuel tank baffle welding system of claim 3, wherein the movable clamp block and the fixed clamp block are detachably fixed on the lift slip table (23).
5. Truck fuel tank bulkhead welding system according to claim 3, characterized in that upper guide wheels (24) for guiding the fuel tank are provided on both sides of the lift ramp (23).
6. Truck fuel tank spacer welding system according to claim 3, characterized in that a cross-sectional dimension sensor (25) for detecting the cross-sectional width of the fuel tank and a height dimension sensor (26) for detecting the height of the fuel tank are provided on the support pillar (21).
7. Truck fuel tank bulkhead welding system according to claim 1, characterized in that support rollers (13) are circumferentially arranged on the base (12), the support rollers (13) being adapted to support the clamp mounting plate (11).
8. Truck fuel tank bulkhead welding system according to any of the claims 1 to 7, characterized in that one welding robot arm (3) is provided with two sets of said positioner (1) and said welding fixture (2) in correspondence.
Priority Applications (1)
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CN202020780981.7U CN212169464U (en) | 2020-05-12 | 2020-05-12 | Truck fuel tank separator welding system |
Applications Claiming Priority (1)
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CN202020780981.7U CN212169464U (en) | 2020-05-12 | 2020-05-12 | Truck fuel tank separator welding system |
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CN212169464U true CN212169464U (en) | 2020-12-18 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112676758A (en) * | 2021-01-07 | 2021-04-20 | 诺力智能装备股份有限公司 | High-efficient welding equipment suitable for stand |
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- 2020-05-12 CN CN202020780981.7U patent/CN212169464U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112676758A (en) * | 2021-01-07 | 2021-04-20 | 诺力智能装备股份有限公司 | High-efficient welding equipment suitable for stand |
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