CN117102759A - Multi-robot welding platform for integrated intelligent electric vehicle frame and welding method thereof - Google Patents
Multi-robot welding platform for integrated intelligent electric vehicle frame and welding method thereof Download PDFInfo
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- CN117102759A CN117102759A CN202311377129.XA CN202311377129A CN117102759A CN 117102759 A CN117102759 A CN 117102759A CN 202311377129 A CN202311377129 A CN 202311377129A CN 117102759 A CN117102759 A CN 117102759A
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- 238000003466 welding Methods 0.000 title claims abstract description 237
- 238000000034 method Methods 0.000 title claims abstract description 35
- 230000000712 assembly Effects 0.000 claims abstract description 18
- 238000000429 assembly Methods 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 16
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 7
- 230000003993 interaction Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000006872 improvement Effects 0.000 description 8
- 230000001681 protective effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention discloses an integrated intelligent electric vehicle frame multi-robot welding platform and a welding method thereof, which are used for welding electric vehicle frames and comprise the following steps: a guide rail; two groups of clamping moving plates; the guide ground rail is arranged on the guide ground rail; two sets of first indexing components; are respectively arranged on the two groups of clamping moving plates; two sets of second indexing components; are respectively arranged on the two groups of clamping moving plates; a plurality of groups of welding assemblies; the plurality of groups of welding assemblies are uniformly distributed on two sides of the guide ground rail, and the plurality of groups of welding assemblies are arranged in the welding area; the electric vehicle frame part is used for simultaneously welding the welding area; the beneficial effects of the invention are as follows: through the assembly area that above-mentioned welded zone both sides set up, when carrying out welding treatment to the electric motor car frame, through the welding mode of flow line, can make welding and material loading, unloading go on simultaneously, realize multistation integration and handle, be convenient for improve welded efficiency.
Description
Technical Field
The invention relates to an integrated intelligent electric vehicle frame multi-robot welding platform and a welding method thereof.
Background
The electric vehicle frame is a framework structure for supporting the whole electric vehicle, and has the main functions of: 1. supporting the dead weight and the load of the whole vehicle; 2. connecting and supporting other components of the vehicle; 3. ensuring the structural rigidity of the vehicle; 4. absorbing and dispersing impact force when collision happens; 5. a mounting platform for electrical equipment.
At present, along with the increasing of electric vehicles, in order to efficiently carry out production operation, an electric vehicle production base provides higher automatic and intelligent requirements for welding of electric vehicle frames, the same frame is completed through 5-6 welding stations when the existing electric vehicle frames are welded, the process is complicated, the occupied area is large, the repeated clamping is large, the position error is large, the manual inspection method is added, the welding quality of the frames is finally influenced, and the market demands of various batches are not facilitated.
Disclosure of Invention
The invention aims to provide an integrated intelligent electric vehicle frame multi-robot welding platform and a welding method thereof, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
many robots welded platform of integrated intelligent electric motor car frame for weld the electric motor car frame, include:
a guide rail; the guiding ground rail is provided with a group of welding areas and two groups of assembly areas; the two groups of assembly areas are arranged on two sides of the welding area;
two groups of clamping moving plates; the guide ground rail is arranged on the guide ground rail; the device is used for driving the electric vehicle frame to move in the welding area and the assembling area;
two sets of first indexing components; are respectively arranged on the two groups of clamping moving plates; the device is used for fixing and displacing the electric vehicle frame main body part;
two sets of second indexing components; are respectively arranged on the two groups of clamping moving plates; the device is used for fixing and displacing the bottom fork part of the electric vehicle frame;
a plurality of groups of welding assemblies; the plurality of groups of welding assemblies are uniformly distributed on two sides of the guide ground rail, and the plurality of groups of welding assemblies are arranged in the welding area; the electric vehicle frame part is used for simultaneously welding the welding area;
wherein, the two groups of clamping moving plates move on the guiding ground rail at the same time and in the same direction and at the same speed;
wherein, two sets of the centre gripping movable plate is provided with the protection interval between.
As an improvement of the technical scheme, the assembly area is provided with a plurality of groups of part placement tables, and the parts placement tables are uniformly distributed on two sides of the guiding ground rail;
the welding area is provided with two groups of welding protection nets, two groups of welding protection nets are symmetrically arranged on two sides of the guiding ground rail, and a plurality of groups of welding components are arranged in the two groups of protection nets and used for avoiding manual interaction with the welding components.
As an improvement of the technical scheme, the welding assembly comprises a base, wherein a multi-axis manipulator is arranged on the base, and a welding nozzle is arranged on the multi-axis manipulator;
and a plurality of groups of multi-axis manipulators do not interfere with each other.
As an improvement of the technical scheme, the first deflection assembly comprises a first deflection machine, and a first mounting plate is arranged on the first deflection machine;
the first mounting plate is connected with a main body clamp through a bolt and used for clamping a main body part of the electric vehicle frame.
As an improvement of the technical scheme, two groups of movable plates are arranged on the first mounting plate, and both groups of movable plates start to be provided with sliding grooves;
the electric vehicle frame comprises a first mounting plate, a second mounting plate, a movable plate, a fixing frame, a vertical pipe and a bottom fork, wherein the first mounting plate is provided with two groups of sliding rails, the sliding rails are matched with the sliding grooves, the movable plate is arranged on the sliding rails in a sliding mode, and the fixing frame is arranged on the movable plate and used for positioning the vertical pipe of the electric vehicle frame body and the bottom fork joint of the electric vehicle frame body respectively.
As an improvement of the technical scheme, the second deflection assembly comprises a second deflection machine, a second mounting plate is arranged on the second deflection machine, and a bottom fork clamp is arranged on the second mounting plate and used for clamping a bottom fork part of the electric vehicle frame.
As an improvement of the technical scheme, one end of the guiding ground rail is provided with an assembly welding table for combining and welding the electric vehicle frame main body part and the electric vehicle frame bottom fork part;
one side of the assembly welding table is provided with a detection platform for detecting the electric vehicle frame assembled on the assembly welding table.
The welding method of the integrated intelligent electric vehicle frame multi-robot welding platform comprises the following steps that two assembly areas are respectively set to be an assembly area A and an assembly area B, and the assembly area B is arranged close to one side of an assembly welding table:
s1, preparing for feeding:
driving the two groups of clamping moving plates to operate so that one group of clamping moving plates move to the assembly area A and the other group of clamping moving plates move to the welding area;
s2, feeding in a region A:
the clamping moving plate in the assembly area A is subjected to a feeding procedure, so that parts of the main body part of the electric vehicle frame are arranged on a first deflection assembly, and parts of the bottom fork part of the electric vehicle frame are arranged on a second deflection assembly;
s3, transferring the A region:
driving the two groups of clamping moving plates to operate, so that the clamping moving plates with finished feeding in the feeding of the S2 area and the A area are transferred from the A assembly area to the welding area;
s4, feeding in a B area:
when the transfer of the area S3 and the area A is completed, the clamping moving plate originally in the welding area is transferred to the assembly area B, and the loading treatment is carried out in the assembly area B;
s5, welding treatment:
after the transfer of the S3 and the A areas is completed, when the feeding of the S4 and the B areas is performed, the parts on the clamping moving plate in the welding area are subjected to welding treatment;
s6, transferring the B region:
when the welding treatment is finished, driving the two groups of clamping moving plates to operate, so that the clamping moving plates welded in the welding treatment are transferred from the welding area to the assembly area A, and the clamping moving plates fed in the feeding of the assembly area S4 and the assembly area B are transferred from the assembly area B to the welding area;
s7, welding again:
when the S6 and the B areas are transferred, the clamping moving plate is transferred from the B assembly area to the welding area, and the parts of the welding area are welded;
s8, continuously welding:
and when the welding treatment is performed again, the feeding of the areas S2 and A, the transfer of the areas S3 and A, the feeding of the areas S4 and B, the welding treatment, the transfer of the areas S6 and B, and the welding treatment again are sequentially repeated, so that the continuous welding procedure of the welding areas is completed.
As the improvement of the technical scheme, the feeding is performed in the areas S2 and A, the feeding is performed in the areas S4 and B, if the welding-completed electric vehicle frame is arranged on the clamping moving plate, the welding-completed electric vehicle frame is disassembled, and if the welding-completed electric vehicle frame is not arranged on the clamping moving plate, the feeding is directly performed, so that the welding, the feeding and the discharging are performed simultaneously.
As the improvement of the technical scheme, when the electric vehicle frame with the welded movable plate is clamped, and the electric vehicle frame is disassembled, the disassembled electric vehicle frame is placed on an assembly welding table, modularized assembly welding treatment is carried out by manpower, and the disassembled electric vehicle frame is sent to a detection platform for detection after the treatment is completed.
Compared with the prior art, the invention has the beneficial effects that:
when the electric vehicle frame is welded, feeding treatment is firstly carried out on a group of clamping moving plates, namely, the main body part of the electric vehicle frame is placed on a first deflection assembly, the bottom fork part of the electric vehicle frame is placed on a second deflection assembly, then the clamping moving plates are moved to a welding area, a plurality of groups of welding assemblies of the welding area complete a welding process, simultaneously, as the two groups of clamping moving plates move on a guiding ground rail simultaneously, in the same direction and at the same speed, when the clamping moving plates which are filled with the electric vehicle frame before move to the welding area, the other group of clamping moving plates move to the other group of assembly area to carry out feeding treatment, and then the steps are repeated continuously, so that the welding area is subjected to continuous welding treatment;
of course, when feeding the two groups of clamping moving plates, if the clamping moving plates are provided with the welded electric vehicle frames, the welding moving plates are disassembled, and then the feeding is performed, so that the welding, the feeding and the discharging are performed simultaneously;
through the assembly areas arranged on the two sides of the welding area, when the electric vehicle frame is welded, welding, feeding and discharging can be simultaneously carried out in a streamlined welding mode, multi-station integrated treatment is realized, and the welding efficiency is improved conveniently;
through the assembly areas arranged on the two sides of the welding area, when the electric vehicle frame is welded, only one positioning treatment is needed for parts in the welding process, and the frame is synchronously welded and formed, so that the influence on welding precision caused by multiple fixture replacement can be avoided;
through the assembly area that above-mentioned welded zone both sides set up, through the welding mode of flow line, can reduce the input, whole occupation of land is less moreover, is convenient for install multiunit production line under the same factory building, can effectually improve production efficiency.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the guide rail of the present invention;
FIG. 3 is a schematic view of a first displacement assembly according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present invention;
FIG. 5 is a front view of FIG. 3 of the present invention;
FIG. 6 is a schematic diagram of a second indexing assembly according to the present invention;
fig. 7 is a schematic structural view of a welding assembly according to the present invention.
In the figure: 10. a guide rail; 11. a welding area; 12. an assembly area; 121. an assembly area A; 122. the assembly area B; 13. a protective net; 20. welding the assembly; 21. a base; 22. a multi-axis manipulator; 23. welding a spray head; 30. an electric vehicle frame; 40. clamping the moving plate; 50. a part placement table; 60. a first indexing component; 61. a first mounting plate; 62. a first positioner; 63. a main body clamp; 64. a movable plate; 65. a slide rail; 66. a fixing frame; 70. a second indexing component; 71. a second positioner; 72. a bottom fork clamp; 73. a second mounting plate; 80. assembling a welding table; 90. and (5) a detection platform.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
as shown in fig. 1-7, the present embodiment proposes an integrated intelligent electric vehicle frame multi-robot welding platform for welding an electric vehicle frame 30, including:
a guide rail 10; the guiding ground rail 10 is provided with a group of welding areas 11 and two groups of assembling areas 12; two groups of the assembly areas 12 are arranged on two sides of the welding area 11;
two sets of clamping moving plates 40; is arranged on the guiding ground rail 10; the device is used for driving the electric vehicle frame 30 to move in the welding area 11 and the assembling area 12;
two sets of first indexing components 60; are respectively arranged on the two groups of clamping moving plates 40; for fixing and displacing the main body of the electric vehicle frame 30;
two sets of second indexing components 70; are respectively arranged on the two groups of clamping moving plates 40; for fixing and displacing the fork part of the electric vehicle frame 30;
a plurality of sets of welding assemblies 20; the plurality of groups of welding assemblies 20 are uniformly distributed on two sides of the guide ground rail 10, and the plurality of groups of welding assemblies 20 are arranged in the welding area 11; the parts of the electric vehicle frame 30 used for the welding area 11 are welded simultaneously;
wherein, two groups of clamping moving plates 40 move on the guiding ground rail 10 at the same time, in the same direction and at the same speed;
wherein, a protective space is provided between the two groups of clamping moving plates 40.
In this case, a plurality of groups of AVG intelligent trolleys can be arranged on the periphery of the guiding ground rail 10 so as to carry out transportation treatment;
the clamping moving plate 40 can be moved on the guide rail 10 by motor driving.
In this embodiment, when the electric vehicle frame 30 is welded, the feeding process is performed on a set of clamping moving plates 40, that is, the main body portion of the electric vehicle frame 30 is placed on the first displacement assembly 60, the bottom fork portion of the electric vehicle frame 30 is placed on the second displacement assembly 70, then the clamping moving plates 40 are displaced to the welding area 11, and the welding process is completed by a plurality of groups of welding assemblies 20 of the welding area 11, meanwhile, because the two sets of clamping moving plates 40 are simultaneously displaced on the guiding rail 10 in the same direction and at the same speed, when the clamping moving plate 40 with the electric vehicle frame 30 is displaced to the welding area 11, the other set of clamping moving plates 40 are displaced to the other set of assembling area 12 for the feeding process, and then the steps are repeated continuously, so that the welding area 11 is subjected to the continuous welding process;
of course, when feeding the two groups of clamping moving plates 40, if the clamping moving plates 40 are provided with the welded electric vehicle frame 30, the welding moving plates are disassembled, and then the feeding is performed, so that the welding, the feeding and the discharging are performed simultaneously;
through the assembly areas 12 arranged on the two sides of the welding area 11, when the electric vehicle frame 30 is welded, welding, feeding and discharging can be simultaneously carried out in a streamlined welding mode, multi-station integrated treatment is realized, and the welding efficiency is improved conveniently;
through the assembly areas 12 arranged on the two sides of the welding area 11, when the electric vehicle frame 30 is welded, only one positioning treatment is needed for parts in the welding process, and the frame is synchronously welded and formed, so that the influence on welding precision caused by multiple fixture replacement can be avoided;
through the assembly area 12 that above-mentioned welded zone 11 both sides set up, through the welding mode of flow line, can reduce the input, whole occupation of land is less moreover, is convenient for install multiunit production line under the same factory building, can effectually improve production efficiency.
Specifically, the assembly area 12 is provided with a plurality of groups of part placement tables 50, and the parts placement tables 50 are uniformly distributed on two sides of the guiding ground rail 10;
the welding area 11 is provided with two groups of welding protective nets 13, the two groups of welding protective nets 13 are symmetrically arranged on two sides of the guiding ground rail 10, and the plurality of groups of welding assemblies 20 are arranged in the two groups of protective nets 13 and used for avoiding manual interaction with the welding assemblies 20.
In this embodiment, the plurality of groups of parts placement platforms 50 are provided, so that the parts of the electric vehicle frame 30 can be placed conveniently, and when the clamping moving plate 40 is moved to the assembly area 12, the assembly treatment can be performed conveniently by manpower;
of course, the protection net 13 is used for avoiding interference between the man and the welding assembly 20, and affecting the welding efficiency;
of course, a plurality of groups of negative pressure fans can be arranged in the protective net 13, and the smoke generated by welding is adsorbed.
Specifically, the welding assembly 20 includes a base 21, a multi-axis manipulator 22 is disposed on the base 21, and a welding nozzle 23 is disposed on the multi-axis manipulator 22;
there is no interaction between the multiple sets of multi-axis robots 22.
In the present embodiment, the multi-axis robot 22 is a prior art, and is not described in detail herein;
when the clamping moving plate 40 with the part is moved to the welding area 11, the multi-group multi-axis mechanical arm 22 operates according to the previously set program to drive the welding nozzle 23 to move to the position to be welded for welding treatment;
specifically, the first displacement assembly 60 includes a first displacement machine 62, and a first mounting plate 61 is disposed on the first displacement machine 62;
the first mounting plate 61 is connected to a main body clamp 63 by bolts, and clamps a main body of the electric vehicle frame 30.
In the present embodiment, the main body jig 63 is provided according to the electric vehicle frame 30 to be welded.
Specifically, two sets of movable plates 64 are disposed on the first mounting plate 61, and both sets of movable plates 64 start to have sliding grooves;
the first mounting plate 61 is provided with two sets of sliding rails 65, the sliding rails 65 are matched with the sliding grooves, the movable plate 64 is slidably arranged on the sliding rails 65, and the two sets of movable plates 64 are provided with fixing frames 66 for respectively positioning the stand pipe of the main body part of the electric vehicle frame 30 and the bottom fork connection part of the main body part of the electric vehicle frame 30.
In the present embodiment, the movable plate 64 is pushed by the cylinder to realize the reciprocating displacement;
of course, the stand pipe of the main body of the electric vehicle frame 30 and the bottom fork joint of the main body of the electric vehicle frame 30 are connected with the fixing frame 66 through bolts, and when welding is performed, the vertical pipe of the main body of the electric vehicle frame 30 and the bottom fork joint of the main body of the electric vehicle frame 30 are in close contact with the main body of the electric vehicle frame 30 by pushing displacement of the air cylinder, so that the welding assembly 20 can conveniently perform welding treatment.
Specifically, the second displacement assembly 70 includes a second displacement machine 71, a second mounting plate 73 is disposed on the second displacement machine 71, and a bottom fork fixture 72 is disposed on the second mounting plate 73, for clamping a bottom fork portion of the electric vehicle frame 30.
In this embodiment, when the welding assembly 20 performs welding treatment, the first positioner 62 and the second positioner 71 adjust positions according to program settings, so that the welding assembly 20 can perform welding treatment on each part position, thereby ensuring welding quality and improving welding efficiency;
of course, the bottom fork clamp 72 is configured according to actual production requirements.
Specifically, an assembly welding table 80 is disposed at one end of the guiding ground rail 10, and is used for combining and welding the main body part of the electric vehicle frame 30 and the bottom fork part of the electric vehicle frame 30;
one side of the assembly welding table 80 is provided with a detection platform 90 for detecting the electric vehicle frame 30 assembled on the assembly welding table 80.
In this embodiment, the assembly welding table 80 is provided with a positioning fixture, and the specific positioning fixture is set according to the specification of the electric vehicle frame 30;
when a group of main body parts of the electric vehicle frame 30 and the fork parts of the electric vehicle frame 30 are separated from the welding area 11, the main body parts of the electric vehicle frame 30 and the fork parts of the electric vehicle frame 30 are placed on an assembly welding table 80, are assembled manually, and are subjected to manual welding treatment at the joint parts, so that the main body parts of the electric vehicle frame 30 and the fork parts of the electric vehicle frame 30 form the whole electric vehicle frame 30;
naturally, after the whole electric vehicle frame 30 is formed, the electric vehicle frame is conveyed to the detection platform 90 for detection treatment;
of course, the detection mode of the detection platform 90 includes, but is not limited to, optical detection and manual detection.
The welding method of the integrated intelligent electric vehicle frame multi-robot welding platform comprises the following steps that two groups of assembly areas 12 are respectively set into an assembly area A121 and an assembly area B122, and the assembly area B122 is arranged close to one side of an assembly welding table 80:
s1, preparing for feeding:
driving the two groups of clamping moving plates 40 to operate, so that one group of clamping moving plates 40 moves to the assembly area A121, and the other group of clamping moving plates 40 moves to the welding area 11;
s2, feeding in a region A:
the clamping moving plate 40 of the assembly area A121 is subjected to a feeding process, so that parts of the main body part of the electric vehicle frame 30 are arranged on the first deflection assembly 60, and parts of the bottom fork part of the electric vehicle frame 30 are arranged on the second deflection assembly 70;
s3, transferring the A region:
driving the two groups of clamping moving plates 40 to operate, so that the clamping moving plates 40 with finished feeding in the feeding of the S2 area and the A area are transferred from the A assembly area 121 to the welding area 11;
s4, feeding in a B area:
when the transfer of the area S3 and the area A is completed, the clamping moving plate 40 originally in the welding area 11 is transferred to the assembly area B122, and the loading treatment is carried out in the assembly area B122;
s5, welding treatment:
after the transfer of the S3 and the A areas is completed, when the feeding of the S4 and the B areas is carried out, the parts on the clamping moving plate 40 in the welding area 11 are welded;
s6, transferring the B region:
after the welding process is finished, driving the two groups of clamping moving plates 40 to operate, so that the clamping moving plates 40 which are welded in the welding process are transferred from the welding area 11 to the assembly area A121, and the clamping moving plates 40 which are fed in the feeding process of the sections S4 and B are transferred from the assembly area B122 to the welding area 11;
s7, welding again:
when the clamping moving plate 40 is transferred from the B assembly area 122 to the welding area 11 in the S6 and B area transfer, the parts of the welding area 11 are subjected to welding treatment;
s8, continuously welding:
and when the welding treatment is performed again, the continuous welding process of the welding area 11 is completed by sequentially repeating the feeding of the areas S2 and A, the transfer of the areas S3 and A, the feeding of the areas S4 and B, the welding treatment of S5 and the welding treatment of S6 and B, and the transfer of the areas S7 and the welding treatment of again.
In this embodiment, through foretell welding method, welding and material loading go on simultaneously in the welding process of being convenient for to improve the efficiency of production, in the in-process of welding, multiunit part is fixed once in addition and fix can, need not carry out the fixed of many times, prevent many times fixed influence precision, thereby can improve welded quality, moreover because a plurality of station integration sets up, the occupation of land is less, can reduce cost expenditure, be convenient for put into production in batches.
Specifically, in the feeding of the S2 and a areas, the feeding of the S4 and B areas is performed, if the welding-completed electric vehicle frame 30 is arranged on the clamping moving plate 40, the welding-completed electric vehicle frame 30 is disassembled, and if the welding-completed electric vehicle frame 30 is not arranged on the clamping moving plate 40, the feeding is directly performed, so that the welding, the feeding and the discharging are performed simultaneously.
In this embodiment, through above-mentioned mode, can be convenient for weld and material loading, unloading go on simultaneously, be convenient for improve welded efficiency.
Specifically, when the electric vehicle frame 30 is welded on the clamping moving plate 40, and after the electric vehicle frame 30 is disassembled, the disassembled electric vehicle frame 30 is placed on the assembly welding table 80, modularized assembly welding treatment is performed manually, and after the treatment is completed, the electric vehicle frame 30 is sent to the detection platform 90 for detection.
In this embodiment, through the assembly welding process of modularization, can be convenient for electric motor car frame 30 main part and electric motor car frame 30 bottom fork portion assemble to weld once more, form wholly, and can detect welding quality through subsequent testing platform 90, handle the defective products in real time.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an many robots of integrated intelligent electric motor car frame welded platform for weld electric motor car frame (30), its characterized in that: comprising the following steps:
a guide rail (10); the guiding ground rail (10) is provided with a group of welding areas (11) and two groups of assembling areas (12); the two groups of assembly areas (12) are arranged on two sides of the welding area (11);
two sets of clamping moving plates (40); is arranged on the guiding ground rail (10); the device is used for driving the electric vehicle frame (30) to move in the welding area (11) and the assembling area (12);
two sets of first indexing components (60); are respectively arranged on the two groups of clamping moving plates (40); the device is used for fixing and displacing the main body part of the electric vehicle frame (30);
two sets of second indexing components (70); are respectively arranged on the two groups of clamping moving plates (40); the device is used for fixing and displacing the bottom fork part of the electric vehicle frame (30);
a plurality of sets of welding assemblies (20); the plurality of groups of welding assemblies (20) are uniformly distributed on two sides of the guiding ground rail (10), and the plurality of groups of welding assemblies (20) are arranged in the welding area (11); the electric vehicle frame (30) part is welded at the same time in the welding area (11);
wherein, the two groups of clamping moving plates (40) move on the guiding ground rail (10) simultaneously, in the same direction and at the same speed;
wherein, the two groups of clamping moving plates (40) are provided with a protection interval therebetween.
2. The integrated intelligent electric vehicle frame multi-robot welding platform of claim 1, wherein: the assembly area (12) is provided with a plurality of groups of part placement tables (50), and the parts placement tables (50) are uniformly distributed on two sides of the guiding ground rail (10);
the welding area (11) is provided with two groups of welding protection nets (13), the two groups of welding protection nets (13) are symmetrically arranged on two sides of the guiding ground rail (10), and the plurality of groups of welding assemblies (20) are arranged in the two groups of protection nets (13) and used for avoiding manual interaction with the welding assemblies (20).
3. The integrated intelligent electric vehicle frame multi-robot welding platform of claim 1, wherein: the welding assembly (20) comprises a base (21), wherein a multi-axis manipulator (22) is arranged on the base (21), and a welding nozzle (23) is arranged on the multi-axis manipulator (22);
and a plurality of groups of multi-axis manipulators (22) do not interfere with each other.
4. The integrated intelligent electric vehicle frame multi-robot welding platform of claim 1, wherein: the first displacement assembly (60) comprises a first displacement machine (62), and a first mounting plate (61) is arranged on the first displacement machine (62);
the first mounting plate (61) is connected with a main body clamp (63) through bolts and is used for clamping a main body part of the electric vehicle frame (30).
5. The integrated intelligent electric vehicle frame multi-robot welding platform of claim 4, wherein: two groups of movable plates (64) are arranged on the first mounting plate (61), and sliding grooves are formed in the two groups of movable plates (64);
two groups of sliding rails (65) are arranged on the first mounting plate (61), the sliding rails (65) are matched with the sliding grooves, the movable plates (64) are arranged on the sliding rails (65) in a sliding mode, and fixing frames (66) are arranged on the two groups of movable plates (64) and used for respectively positioning the vertical pipe of the main body part of the electric vehicle frame (30) and the bottom fork connection part of the main body part of the electric vehicle frame (30).
6. The integrated intelligent electric vehicle frame multi-robot welding platform of claim 1, wherein: the second deflection assembly (70) comprises a second deflection machine (71), a second mounting plate (73) is arranged on the second deflection machine (71), and a bottom fork clamp (72) is arranged on the second mounting plate (73) and used for clamping a bottom fork part of the electric vehicle frame (30).
7. The integrated intelligent electric vehicle frame multi-robot welding platform of claim 1, wherein: one end of the guiding ground rail (10) is provided with an assembly welding table (80) for combining and welding the main body part of the electric vehicle frame (30) and the bottom fork part of the electric vehicle frame (30);
one side of the assembly welding table (80) is provided with a detection platform (90) for detecting the electric vehicle frame (30) assembled on the assembly welding table (80).
8. The welding method based on the integrated intelligent electric vehicle frame multi-robot welding platform according to any one of claims 1-7 is characterized by comprising the following steps: the two groups of assembly areas (12) are respectively set into an assembly area A (121) and an assembly area B (122), the assembly area B (122) is arranged close to one side of an assembly welding table (80), and the welding method comprises the following steps:
s1, preparing for feeding:
driving the two groups of clamping moving plates (40) to operate, so that one group of clamping moving plates (40) is displaced to the assembly area A (121), and the other group of clamping moving plates (40) is displaced to the welding area 11;
s2, feeding in a region A:
the clamping moving plate (40) of the assembly area A (121) is subjected to a feeding procedure, so that parts of the main body part of the electric vehicle frame (30) are arranged on the first deflection assembly (60), and parts of the bottom fork part of the electric vehicle frame (30) are arranged on the second deflection assembly (70);
s3, transferring the A region:
driving the two groups of clamping moving plates (40) to operate, so that the clamping moving plates (40) with finished feeding in the feeding of the S2 area and the A area are transferred from the A assembly area (121) to the welding area (11);
s4, feeding in a B area:
when the transfer of the S3 and the A areas is completed, the clamping moving plate (40) originally in the welding area (11) is transferred to the B assembly area (122), and the feeding treatment is carried out in the B assembly area (122);
s5, welding treatment:
when the transfer of the S3 and the A areas is completed and the feeding of the S4 and the B areas is carried out, the parts on the clamping moving plate (40) in the welding area (11) are subjected to welding treatment;
s6, transferring the B region:
when the welding treatment is finished, driving the two groups of clamping moving plates (40) to operate, so that the clamping moving plates (40) which are welded in the welding treatment are transferred from the welding area (11) to the assembly area A (121), and the clamping moving plates (40) which are fed in the feeding of the assembly area S4 and the assembly area B are transferred from the assembly area B (122) to the welding area (11);
s7, welding again:
when the clamping moving plate (40) is transferred from the B assembly area (122) to the welding area (11) in the S6 and B area transfer, the parts of the welding area (11) are subjected to welding treatment;
s8, continuously welding:
and when the welding treatment is performed again, the continuous welding process of the welding area (11) is completed by sequentially repeating the feeding of the S2 area and the A area, the transferring of the S3 area and the A area, the feeding of the S4 area and the B area, the welding treatment, the transferring of the S6 area and the B area, and the welding treatment again.
9. The welding method of the integrated intelligent electric vehicle frame multi-robot welding platform according to claim 8, wherein the welding method comprises the following steps: and (3) feeding in the S2 area and the A area, feeding in the S4 area and feeding in the B area, if the welding-completed electric vehicle frame (30) is arranged on the clamping moving plate (40), disassembling the welding-completed electric vehicle frame, and if the welding-completed electric vehicle frame (30) is not arranged on the clamping moving plate (40), directly carrying out feeding treatment, thereby completing welding and feeding and discharging simultaneously.
10. The welding method of the integrated intelligent electric vehicle frame multi-robot welding platform according to claim 9, wherein the welding method comprises the following steps: when the electric vehicle frame (30) is welded on the clamping moving plate (40), and after the electric vehicle frame is disassembled, the disassembled electric vehicle frame (30) is placed on an assembly welding table (80), modularized assembly welding treatment is performed manually, and the electric vehicle frame is sent to a detection platform (90) for detection after the treatment is completed.
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