CN109262118B

CN109262118B - MIG welding device for ultra-large section battery pack shell

Info

Publication number: CN109262118B
Application number: CN201811383182.XA
Authority: CN
Inventors: 陶诚; 张景豪; 米亚夫; 徐光周
Original assignee: Guangdong Minglida Technology Co Ltd
Current assignee: Guangdong Minglida Technology Co Ltd
Priority date: 2018-11-15
Filing date: 2018-11-15
Publication date: 2023-10-17
Anticipated expiration: 2038-11-15
Also published as: CN109262118A

Abstract

The utility model provides an ultra-large type section bar battery package casing MIG welding set, has solved battery package casing welding efficiency and is not high, and the different faces of product need a plurality of processes to accomplish, and overall manufacturing cost is high, does not have welding fume treatment when welding quality is unstable and welding, and easy pollution environment's problem, it includes the bottom plate, there is the welding case top one side of bottom plate through bolt fastening, and the control panel is installed in one side center department embedding of welding case, and the exhaust port has been seted up to the top symmetry of welding case, and the top of exhaust port is connected with flue gas treatment mechanism through the draught fan, and the feed inlet has been seted up to one side symmetry of welding case, has the arm through bolt fastening on one side inner wall of welding case. The invention has novel structure, ingenious conception and convenient use, improves the welding efficiency, completes MIG welding at one time, reduces the whole manufacturing cost, improves the welding quality, and has the functions of stably fixing the battery pack shell and purifying the welding fume.

Description

MIG welding device for ultra-large section battery pack shell

Technical Field

The invention relates to the technical field of battery production, in particular to an MIG welding device for a battery pack shell of an ultra-large section bar.

Background

A battery refers to a device that converts chemical energy into electrical energy in a cup, tank, or other container or portion of a composite container that contains an electrolyte solution and metal electrodes to generate an electrical current. Has a positive electrode and a negative electrode. With the advancement of technology, batteries are widely referred to as small devices capable of generating electrical energy. Such as a solar cell. The performance parameters of the battery are mainly electromotive force, capacity, specific energy and resistance. The battery is used as an energy source, the current which has stable voltage, stable current, long-time stable power supply and little influence from the outside can be obtained, the battery has simple structure, convenient carrying, simple and easy charging and discharging operation, is not influenced by the outside climate and temperature, has stable and reliable performance, and plays a great role in various aspects in the life of the modern society. The MIG welding of the battery pack shell is needed when the ultra-large battery is produced, the welding efficiency of the existing battery pack shell is low, a plurality of working procedures are needed for different surfaces of the product, the whole manufacturing cost is high, the welding quality is unstable, no welding smoke treatment is needed during welding, and the environment is easy to pollute, so that the MIG welding device for the ultra-large battery pack shell is very necessary to design.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the MIG welding device for the battery pack shell of the ultra-large section bar, which effectively solves the problems that the welding efficiency of the battery pack shell is low, a plurality of working procedures are needed for finishing different surfaces of a product, the whole manufacturing cost is high, the welding quality is unstable, the welding fume treatment is not needed during welding, and the environment is easy to be polluted.

In order to achieve the above purpose, the present invention provides the following technical solutions: the MIG welding device for the ultra-large type section battery pack shell comprises a bottom plate, wherein a welding box is fixed on one side of the top of the bottom plate through bolts, and a control board is embedded and installed on one side of the welding box; the top of the welding box is symmetrically provided with smoke outlets, and the top of the smoke outlets is connected with a smoke treatment mechanism through a draught fan;

two feeding holes are symmetrically formed in the bottom of the welding box, a mechanical arm is fixed on the inner wall of one side of the welding box through bolts, and a welding gun is fixed at one end of the mechanical arm through bolts;

the bottom plate is internally embedded with a transverse moving mechanism, the top of the transverse moving mechanism is symmetrically welded and fixed with a box door, the inner wall of the box door is fixed with a clamping mechanism through bolts, and the control panel is electrically connected with the induced draft fan, the clamping mechanism, the transverse moving mechanism, the mechanical arm and the welding gun.

Optionally, the transverse moving mechanism comprises a sliding block, a thread groove, a sliding groove, a screw rod and a servo motor; the two sliding grooves are symmetrically formed in the top of the bottom plate; one side of the bottom plate is symmetrically provided with a servo motor through a bolt, the inside of the sliding groove is slidably connected with a sliding block, a center of one side of the sliding block is provided with a thread groove, one side of the sliding groove, which is close to the servo motor, is rotationally connected with a screw rod, the screw rod is connected with the output end of the servo motor through a gear in a meshed manner, the screw rod is rotationally connected in the thread groove, and the two sides of the top of the sliding block are symmetrically welded and fixed on the box door.

Optionally, clamping mechanism includes electric putter and splint, and electric putter passes through the inboard of bolt symmetry installation at the chamber door, and electric putter's top is fixed with splint through the bolt, control panel electric connection electric putter.

Optionally, the splint embedding is installed pressure sensor, and the internally mounted of control panel has the PLC controller, and pressure sensor electric connection PLC controller's input, the output electric putter of PLC controller electric connection.

Optionally, the flue gas treatment mechanism includes treatment box, advance the mouth of cigarette, first active carbon adsorbed layer, the turbulent ball catches the layer, fine filter core sheet layer of glass, second active carbon adsorbed layer and play tobacco pipe, the bottom bilateral symmetry of treatment box has been seted up and has been advanced the mouth of cigarette, and advance the mouth of cigarette and be connected with the air outlet of draught fan, the top center department embedding of treatment box is installed out the tobacco pipe, the bottom inner wall of treatment box is filled with first active carbon adsorbed layer, the top of first active carbon adsorbed layer is filled with the turbulent ball and catches the layer, the top of turbulent ball catches the layer is filled with fine filter core sheet layer of glass, the top of fine filter core sheet layer of glass is filled with second active carbon adsorbed layer, and the top of second active carbon adsorbed layer is connected with the top inner wall of treatment box.

Optionally, the filter screen is welded and fixed at the joint of the smoke inlet and the smoke outlet and the treatment box.

The invention has novel structure, ingenious conception and convenient use, improves the welding efficiency, can finish MIG welding at one time, reduces the whole manufacturing cost and improves the welding quality, and simultaneously has the functions of stably fixing the battery pack shell and purifying the welding fume.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic cross-sectional view of a weld box of the present invention;

FIG. 3 is a schematic view of the lateral shifting mechanism of the present invention;

FIG. 4 is a schematic cross-sectional view of a flue gas treatment mechanism according to the present invention;

fig. 5 is a schematic sectional view of the control board of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to FIGS. 1-5.

Examples

Referring to fig. 1 and 2, the invention comprises a bottom plate 1, a welding box 2 is fixed on one side of the top of the bottom plate 1 through bolts, and a control board 3 is embedded and installed in the center of one side of the welding box 2, so that centralized control is conveniently realized, and the convenience of use is effectively improved.

The top symmetry of welding case 2 has offered the exhaust port 28, and the top of exhaust port 28 is connected with flue gas processing mechanism 5 through draught fan 4, and two feed inlets 15 have been seted up to the bottom symmetry of welding case 2, have arm 13 through bolt fastening on the inner wall of one side of welding case 2, and the one end of arm 13 is fixed with welder 14 through the bolt fastening. The bottom plate 1 is internally embedded with a transverse moving mechanism 11, the top of the transverse moving mechanism 11 is symmetrically welded and fixed with a box door 6, the inner wall of the box door 6 is fixedly provided with a clamping mechanism 9 through bolts, a control board 3 is electrically connected with a draught fan 4, the clamping mechanism 9, the transverse moving mechanism 11, a mechanical arm 13 and a welding gun 14, a battery pack shell to be welded is fixed through the clamping mechanism 9, the transverse moving mechanism 11 is moved through controlling the control board 3 to move into the welding box 2, the mechanical arm 13 drives the welding gun 14 to work, welding work is carried out on the battery pack shell, the welding efficiency is improved, MIG welding is completed at one time, and meanwhile, the whole manufacturing cost is reduced and the welding quality is improved.

Examples

Referring to fig. 1 and 3, the present embodiment is modified from the first embodiment as follows:

the lateral movement mechanism 11 includes a slider, a screw groove 16, a chute 17, a screw 18, and a servo motor 19. The two sliding grooves 17 are symmetrically formed in the top of the bottom plate 1, the servo motor 19 is symmetrically arranged on one side of the bottom plate 1 through bolts, the sliding block is connected inside the sliding groove 17 in a sliding mode, the thread groove 16 is formed in the center of one side of the sliding block, the screw rod 18 is connected to one side of the sliding groove 17, which is close to the servo motor 19, in a rotating mode, the screw rod 18 is connected to the inner portion of the thread groove 16 through gear engagement, the box door 6 is symmetrically welded and fixed to the two sides of the top of the sliding block, the servo motor 19 is enabled to work through control of the control panel 3, the screw rod 18 is driven to rotate, then the screw rod 18 is separated from or enters the inner portion of the thread groove 16 formed in the sliding block, therefore movement of the sliding block is achieved, during welding work, the sliding block enters the inner portion of the welding box 2, close contact between the sliding block and the sliding groove 17 can effectively prevent welding waste residues from falling into the inner portion of the sliding groove 17, normal use of the transverse moving mechanism 11 is affected, and convenience in use is effectively improved.

Examples

Referring to fig. 1, the present embodiment is modified as follows based on the second embodiment:

clamping mechanism 9 includes electric putter 8 and splint 10, and electric putter 8 passes through the inboard of bolt symmetry installation at chamber door 6, and electric putter 8's top is equipped with splint 10 through the bolt fastening, and control panel 3 electric connection electric putter 8 places the battery package casing that will need fix between two splint 10, makes electric putter 8 work through controlling control panel 3 to drive splint 10 motion, with the stable fixation of battery package casing, thereby can effectually prevent to rock at welding work time battery package casing, influence welding quality.

Examples

Referring to fig. 1 and 5, the present embodiment is modified as follows based on the third embodiment:

the inner wall center department embedding of splint 10 installs pressure sensor 7, the internally mounted of control panel 3 has PLC controller 27, pressure sensor 7 electric connection PLC controller 27's input, PLC controller 27's output electric connection electric putter 8, when splint 10 and battery package shell contact, pressure sensor 7 can detect the pressure value between splint 10 and the battery package shell, when the pressure value reaches PLC controller 27's default, PLC controller 27 controls electric putter 8 stop work, can effectually predetermine splint 10 and press from both sides bad battery package shell, the fixed stability of battery package shell has also effectually been guaranteed simultaneously.

Based on the first embodiment, as shown in fig. 1 and fig. 4, the flue gas treatment mechanism 5 includes a treatment box 20, a flue gas inlet 21, a first activated carbon adsorption layer 22, a turbulent ball capturing layer 23, a glass fiber filter core layer 24, a second activated carbon adsorption layer 25 and a flue gas outlet 26, the flue gas inlet 21 is symmetrically arranged on two sides of the bottom of the treatment box 20, the flue gas inlet 21 is connected with the air outlet of the induced draft fan 4, the flue gas outlet 26 is embedded in the center of the top of the treatment box 20, the first activated carbon adsorption layer 22 is filled in the bottom inner wall of the treatment box 20, the turbulent ball capturing layer 23 is filled in the top of the first activated carbon adsorption layer 22, the glass fiber filter core layer 24 is filled in the top of the turbulent ball capturing layer 23, the top of the glass fiber filter core layer 24 is filled with the second activated carbon adsorption layer 25, the top of the second activated carbon adsorption layer 25 is connected with the top inner wall of the top of the treatment box 20, the flue gas generated in the welding process is led out from the flue gas inlet 21 to the inside of the treatment box 20 through the arranged induced draft fan 4, the first activated carbon adsorption layer 22, the first activated carbon adsorption layer 23 and the second activated carbon adsorption layer 25 are used for purifying and the flue gas is welded to reach the fourth turbulent ball capturing layer, and the flue gas is purified and purified.

On the basis of the fifth embodiment, the sixth embodiment is modified as follows:

filter screens are welded and fixed at the joints of the smoke inlet 21, the smoke outlet 26 and the treatment box 20, so that filler inside the treatment box 20 can be effectively prevented from leaking out from the smoke inlet 21 and the smoke outlet 26.

In the embodiment, the control board 3 adopts a BRC1E631 control board, the induced draft fan 4 adopts an FLJ induced draft fan, the pressure sensor 7 adopts a QLFS pressure sensor, the electric push rod 8 adopts an XC758 electric push rod, and the PLC controller 27 adopts an FX3GA-24MT-CM controller.

Based on the above embodiments, when the invention is used, the battery pack shell to be welded is fixed by using the clamping mechanism 9, the transverse moving mechanism 11 is moved by controlling the control panel 3 to move into the welding box 2, the mechanical arm 13 drives the welding gun 14 to work, the battery pack shell is welded, the welding efficiency is improved, MIG welding is finished at one time, the whole manufacturing cost is reduced and the welding quality is improved, the servo motor 19 is controlled by controlling the control panel 3 to work, thereby driving the screw rod 18 to rotate, and then the screw rod 18 is separated from or enters the inside of the opened thread groove 16 in the sliding block, thereby realizing the movement of the sliding block, when the welding work is performed, the sliding block enters the inside of the welding box 2, the sliding block is closely contacted with the sliding groove 17, the welding waste residue can be effectively prevented from falling into the sliding groove 17, the normal use of the transverse moving mechanism 11 is influenced, the convenience of use is effectively promoted, the battery pack shell which needs to be fixed is placed between the two clamping plates 10, the electric push rod 8 is operated through the control panel 3, so that the clamping plates 10 are driven to move, the battery pack shell is stably fixed, the battery pack shell can be effectively prevented from shaking during welding, the welding quality is influenced, when the clamping plates 10 are contacted with the battery pack shell, the pressure sensor 7 can detect the pressure value between the clamping plates 10 and the battery pack shell, when the pressure value reaches the preset value of the PLC controller 27, the PLC controller 27 controls the electric push rod 8 to stop working, the battery pack shell can be effectively clamped by the preset clamping plates 10, the fixing stability of the battery pack shell is effectively ensured, the smoke generated in the welding process is led out through the smoke outlet 28 by the arranged induced draft fan 4, the smoke enters the treatment box 20 from the smoke inlet 21, and the four layers of the first activated carbon adsorption layer 22, the turbulent ball capturing layer 23, the glass fiber filter core plate layer 24 and the second activated carbon adsorption layer 25 are comprehensively utilized for absorbing waste smoke generated by welding, and the waste smoke is purified to reach the emission standard.

The invention has novel structure, ingenious conception and convenient use, improves the welding efficiency, completes MIG welding at one time, reduces the whole manufacturing cost, improves the welding quality, and has the functions of stably fixing the battery pack shell and purifying the welding fume.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The MIG welding device for the ultra-large type section battery pack shell comprises a bottom plate (1) and is characterized in that a welding box (2) is fixed on one side of the top of the bottom plate (1) through bolts, and a control board (3) is embedded and installed on one side of the welding box (2); the top of the welding box (2) is symmetrically provided with a smoke outlet (28), and the top of the smoke outlet (28) is connected with a smoke treatment mechanism (5) through a draught fan (4);

two feeding holes (15) are symmetrically formed in the bottom of the welding box (2), a mechanical arm (13) is fixed on the inner wall of one side of the welding box (2) through bolts, and a welding gun (14) is fixed at one end of the mechanical arm (13) through bolts;

a transverse moving mechanism (11) is embedded and installed in the bottom plate (1), a box door (6) is symmetrically welded and fixed at the top of the transverse moving mechanism (11), a clamping mechanism (9) is fixed on the inner wall of the box door (6) through bolts, and the control panel (3) is electrically connected with the induced draft fan (4), the clamping mechanism (9), the transverse moving mechanism (11), the mechanical arm (13) and the welding gun (14);

the transverse moving mechanism (11) comprises a sliding block, a thread groove (16), a sliding groove (17), a screw rod (18) and a servo motor (19); wherein two sliding grooves (17) are arranged, and the two sliding grooves (17) are symmetrically arranged at the top of the bottom plate (1); a servo motor (19) is symmetrically arranged on one side of the bottom plate (1) through bolts, a sliding block is connected inside the sliding groove (17) in a sliding manner, a thread groove (16) is formed in the center of one side of the sliding block, a screw rod (18) is rotationally connected to one side, close to the servo motor (19), of the sliding groove (17), the screw rod (18) is in meshed connection with the output end of the servo motor (19) through a gear, the screw rod (18) is rotationally connected inside the thread groove (16), and the two sides of the top of the sliding block are symmetrically welded and fixed on the box door (6);

the flue gas treatment mechanism (5) comprises a treatment box (20), a flue gas inlet (21), a first activated carbon adsorption layer (22), a turbulent ball capturing layer (23), a glass fiber filter core plate layer (24), a second activated carbon adsorption layer (25) and a flue gas outlet pipe (26), wherein the flue gas inlet (21) is symmetrically formed in the two sides of the bottom of the treatment box (20), the flue gas inlet (21) is connected with an air outlet of an induced draft fan (4), the flue gas outlet pipe (26) is embedded in the center of the top of the treatment box (20), the first activated carbon adsorption layer (22) is filled in the inner wall of the bottom of the treatment box (20), the turbulent ball capturing layer (23) is filled in the top of the first activated carbon adsorption layer (22), the glass fiber filter core plate layer (24) is filled in the top of the glass fiber filter core plate layer (24), the second activated carbon adsorption layer (25) is filled in the top of the glass fiber filter core plate layer (24), and the top of the second activated carbon adsorption layer (25) is connected with the inner wall of the top of the treatment box (20).

2. The MIG welding device for the ultra-large type section battery pack case according to claim 1, wherein the clamping mechanism (9) comprises an electric push rod (8) and clamping plates (10), the electric push rod (8) is symmetrically installed on the inner side of the case door (6) through bolts, the clamping plates (10) are fixed on the top of the electric push rod (8) through bolts, and the control board (3) is electrically connected with the electric push rod (8).

3. The MIG welding device for the ultra-large section battery pack shell according to claim 2, wherein the clamping plate (10) is embedded with a pressure sensor (7), a PLC (programmable logic controller) controller (27) is installed in the control board (3), the pressure sensor (7) is electrically connected with the input end of the PLC controller (27), and the output end of the PLC controller (27) is electrically connected with the electric push rod (8).

4. A MIG welding apparatus of very large profile battery pack cases according to claim 3, wherein the connection of the smoke inlet (21) and the smoke outlet (26) with the treatment box (20) is welded with a filter screen.