Automatic welding device and method for allowance-free nickel sheet flexible connection

Abstract

The invention relates to an allowance-free nickel sheet flexible connection automatic welding device and method, and belongs to the technical field of copper strip flexible connection.The allowance-free nickel sheet flexible connection automatic welding device comprises a universal material arranging device and a welding clamping jaw device.The universal material arranging device comprises a support structure, a positioning structure arranged at the upper end of the support structure and a lifting structure arranged in the support structure; the positioning structure is used for positioning the flexibly connected nickel sheet, and the lifting structure is used for supporting the nickel sheet; the welding clamping jaw device comprises a clamping mechanism and a clamping control mechanism for driving the clamping mechanism to clamp, the clamping mechanism is used for clamping the positioned nickel sheet and moving the nickel sheet to a welding position, and the clamping control mechanism is used for controlling clamping and loosening of the clamping mechanism. According to the device and the operation method using the device, positioning is accurate, efficiency is high, automatic operation is easy to achieve, through parallel operation, the product machining efficiency is greatly improved, the size machining precision is ensured, and rapid adjustment and switching can be conducted according to the product size.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of copper strip soft connection, in particular to a nickel sheet soft connection automatic welding device and method without excess. BACKGROUND

[0002] The existing copper strip soft connection is changed from upper and lower nickel sheet sticking to end sticking of nickel sheet with the increase of length under the premise of ensuring product quality, so as to reduce material cost.

[0003] After the process is improved, the end-stuck nickel sheet needs to be reserved with a certain size for the automatic welding clamping jaw to hold, so that automatic welding can be realized and welders can be saved. However, the reserved nickel sheet will break the heat shrink tube in the subsequent process, causing the product repair cost to increase. If the nickel sheet is not reserved with a certain size, automatic welding cannot be performed, and only manual operation can be performed by increasing welders, which cannot reduce the number of people and causes cost increase. The above situation cannot achieve the purpose of cost reduction and efficiency improvement. SUMMARY

[0004] The application aims to provide a nickel sheet soft connection automatic welding device and method without excess,

[0005] The nickel sheet soft connection automatic welding device provided by the application adopts the following technical scheme:

[0006] A nickel sheet soft connection automatic welding device, comprising

[0007] A general material sorting device for positioning the nickel sheet of the soft connection;

[0008] A welding jaw device for clamping the nickel sheet of the soft connection;

[0009] The general material sorting device comprises a support structure, a positioning structure arranged at the upper end of the support structure, and a lifting structure arranged in the support structure, the positioning structure is used for positioning the nickel sheet of the soft connection, and the lifting structure is used for supporting the nickel sheet; the welding jaw device comprises a clamping mechanism and a clamping control mechanism for driving the clamping mechanism to clamp, the clamping mechanism is used for clamping the positioned nickel sheet and moving to a welding position, and the clamping control mechanism is used for controlling the clamping and loosening of the clamping mechanism.

[0010] As a preferred technical scheme of the application, the support structure comprises:

[0011] A bottom plate;

[0012] Two support plates connected perpendicularly to the bottom plate;

[0013] A first fixed plate fixedly connected to the top of the two support plates; and

[0014] A backing plate fixedly connected to the upper surface of the first fixed plate.

[0015] As a preferred technical solution of the present application, the lifting structure comprises:

[0016] The fixed cylinder is arranged between the two supporting plates, and the piston rod faces upward;

[0017] The cylinder fixing plate is fixedly connected between the two supporting plates, and is used for mounting the fixed cylinder; and

[0018] The lifting nut is fixedly connected to the top of the piston rod of the fixed cylinder.

[0019] As a preferred technical solution of the present application, the positioning structure comprises:

[0020] The positioning pin plate is connected to the lifting nut;

[0021] The positioning pin cover plate is connected to the lower side of the positioning pin plate;

[0022] The four guide pins are distributed in a rectangular shape on the upper surface of the positioning pin plate, and are used for guiding the lifting of the positioning pin plate;

[0023] The three adjusting supports are connected to the upper surface of the positioning pin plate and are located between the four guide pins; and

[0024] The adjusting column is screw-connected to the adjusting support, and is used for controlling the height of the nickel sheet.

[0025] As a preferred technical solution of the present application, the support structure further comprises:

[0026] The lower die plate is connected to the pad, and a through hole for the guide pin to pass through is arranged on the lower die plate;

[0027] The two adjusting rods are connected to the same end of the lower die plate;

[0028] The two supporting rods are vertically connected to the side of the two adjusting rods facing the adjusting column, and are used for supporting the nickel sheet from below.

[0029] As a preferred technical solution of the present application, the clamping control mechanism comprises:

[0030] The rodless cylinder is used for being connected with the mechanical arm;

[0031] The second fixing plate is connected to the rodless cylinder, and is driven to translate by the rodless cylinder; and

[0032] The two clamping jaw cylinders are connected to the two sides of the second fixing plate, and are used for controlling the clamping and loosening of the clamping mechanism.

[0033] The clamping mechanism comprises a first clamping assembly and a second clamping assembly connected to the two clamping cylinders respectively, and the first clamping assembly and the second clamping assembly are identical in structure and move synchronously to clamp or release the nickel sheet.

[0034] The first clamping assembly comprises two parts arranged oppositely in up-down direction.

[0035] The upper part of the first clamping assembly is connected to the cylinder body of the clamping cylinder, and comprises:

[0036] The first connecting plate is connected to the cylinder body of the clamping cylinder.

[0037] The second connecting plate is connected to the first connecting plate.

[0038] The first pressing plate is connected to the second connecting plate.

[0039] The telescopic columns are connected to one side of the first pressing plate facing the lower part of the first clamping assembly.

[0040] The elastic sheet is connected to the end of the telescopic column and used for abutting against the nickel sheet.

[0041] The lower part of the first clamping assembly is connected to the end of the piston rod of the clamping cylinder, and comprises:

[0042] The first connecting plate is connected to the end of the piston rod of the clamping cylinder.

[0043] The second connecting plate is connected to the first connecting plate.

[0044] The first pressing plate is connected to the second connecting plate.

[0045] The device is provided with a double-station universal material arranging device, a material placing robot provided with a welding clamping jaw device, a welding machine, and a material taking robot provided with a welding clamping jaw device.

[0046] The automatic welding method for the nickel sheet soft connection without excess amount provided in the application adopts the following technical scheme:

[0047] The automatic welding method for the nickel sheet soft connection without excess amount comprises the following steps:

[0048] The nickel sheet soft connection without excess amount is placed on the double-station universal material arranging device, and the start button is pressed.

[0049] The material placing robot provided with the welding clamping jaw device moves to the clamping product position, the clamping cylinder and the clamping cylinder act respectively to clamp the nickel sheet soft connection without excess amount, and the telescopic column and the elastic sheet clamp the nickel sheet soft connection without excess amount.

[0050] The fixed cylinder drives the adjusting column to retract, so that the product positioning structure is separated from the product;

[0051] The product is moved to the welding position by the feeding robot, and pre-welding is performed on the nickel sheet. The jaw cylinder is opened, the rodless cylinder is retracted, the product is moved to the nickel sheet welding position by the feeding robot, and secondary nickel sheet welding is performed.

[0052] The feeding robot with the welding jaw device is moved to the welding position, the jaw cylinder holds the product, and the product is cooled and discharged after the welding signal is received.

[0053] After the feeding robot holds the product, the jaw cylinder and the jaw cylinder are opened, and the product is held on the double-station universal material handling device. The feeding robot holds the product in the station that sends the start signal.

[0054] The above parallel operation cycle is executed.

[0055] As described above, the present application has at least one of the following beneficial technical effects:

[0056] 1. The device and the operation method of the device of the present application not only have high positioning accuracy, high efficiency and easy automation, but also greatly improve the processing efficiency of the product, ensure the size processing precision, and can be quickly adjusted and switched according to the size of the product.

[0057] 2. The double-station parallel no-waste nickel sheet soft connection automatic welding reduces two welders, the elastic jaw design reduces product misplacement and skew, and improves the product processing qualification rate and production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0058] Figure 1 is a front view of the universal material handling device in the device of the embodiment of the present application;

[0059] Figure 2 is a top view of the universal material handling device in the device of the embodiment of the present application;

[0060] Figure 3 is an isometric view of the universal material handling device in the device of the embodiment of the present application;

[0061] Figure 4 is a front view of the welding jaw device in the device of the embodiment of the present application;

[0062] Figure 5 is a top view of the welding jaw device in the device of the embodiment of the present application;

[0063] Figure 6 is an isometric view of the welding jaw device in the device of the embodiment of the present application;

[0064] Figure 7 is a top view of the nickel sheet soft connection welding production line in the device of the embodiment of the application;

[0065] Figure 8 is an axonometric view of the nickel sheet soft connection welding production line in the device of the embodiment of the application;

[0066] In the figure, 1 is a base plate; 2 is a support plate; 3 is a fixed air cylinder; 4 is an air cylinder fixing plate; 5 is a first fixing plate; 6 is a backing plate; 7 is a lower die plate; 8 is a support plate; 9 is an adjusting column; 10 is a positioning pin sealing plate; 11 is a positioning pin plate; 12 is a lifting nut; 13 is an adjusting support; 15 is a lower die plate; 16 is a backing plate; 17 is a rear positioning plate; 19 is a guide pin; 20 is a support rod; 21 is a clamping jaw air cylinder; 22 is a first connecting plate; 23 is a second connecting plate; 24 is a pressing plate; 25 is an extension column; 26 is a spring piece; 27 is a clamping jaw air cylinder; 28 is a fixed reinforcing plate; 29 is a second fixing plate; 30 is a rodless air cylinder; 31 is a second pressing plate; 32 is a universal material sorting device; 33 is a material placing robot; 34 is a welding machine; 35 is a material taking robot. DETAILED DESCRIPTION

[0067] The following will be described in detail below with reference to the accompanying drawings Figure 1 - the accompanying drawings Figure 8 , and the application will be further described in detail.

[0068] Embodiment: The application proposes an automatic welding device for nickel sheet soft connection with no excess amount, referring to Figures 1-8 The device comprises a universal material sorting device 32, a welding clamping jaw device, a material placing robot 33, a welding machine 34 and a material taking robot 35, wherein the universal material sorting device 32 is provided with double stations, which can improve the efficiency of material feeding and discharging, a group of welding clamping jaw devices are installed on the material placing robot 33, which are used to clamp the nickel sheet placed on the universal material sorting device 32, the material placing robot 33 places the nickel sheet to the welding machine 4 through the welding clamping jaw device to weld with the copper strip, a group of welding clamping jaw devices are installed on the material taking robot 35, which takes down the welded copper strip and nickel sheet through the welding clamping jaw device. In this embodiment, the material placing robot 33 and the material taking robot 35 both adopt automatic mechanical arms.

[0069] The universal material sorting device 32 is used to position the nickel sheet of soft connection, which is convenient for the welding clamping jaw device to accurately grab. The welding clamping jaw device is used to clamp the nickel sheet of soft connection, which makes the nickel sheet accurately placed, and guarantees the welding quality.

[0070] For example, the universal material sorting device 32 comprises a support structure, a positioning structure and a lifting structure, the support structure serves as support, the positioning structure is installed on the top of the support structure, which is used to limit the accurate position of the nickel sheet, and the lifting structure is used to lift the nickel sheet, which descends to give way to the welding clamping jaw device when the welding clamping jaw device clamps the nickel sheet.

[0071] Further, the support structure includes a base plate 1, a support plate 2, a first fixed plate 5, a pad plate 6, a pad plate 16, a lower die plate 7, a lower die plate 15, an adjusting rod 8 and a support rod 20.

[0072] The base plate 1 is provided as a rectangular plate, serving as the base of the general material arranging device 32, and plays a stabilizing role.

[0073] The support plate 2 is provided in two, and is perpendicularly connected to the middle of the upper surface of the base plate 1, with a space provided between the two support plates 2 for mounting the support structure.

[0074] The first fixed plate 5 is horizontally placed and fixedly connected to the top of the two support plates 2, with the two sides of the first fixed plate 5 protruding outward from the outer sides of the two support plates 2, and the base plate 1 and the first fixed plate 5 being provided with through holes corresponding to the positions between the two support plates 2.

[0075] The pad plate 6 and the pad plate 16 are perpendicularly fixed to the two ends of the upper surface of the first fixed plate 5, and are vertically placed.

[0076] The lower die plate 7 is connected to the pad plate 6, and the lower die plate 15 is connected to the pad plate 16, with the lower die plate 7 and the lower die plate 15 being horizontally placed, and each being provided with a through hole extending vertically therethrough, with the through hole avoiding the positions of the pad plate 6 and the pad plate 16.

[0077] The two adjusting rods 8 are respectively connected to the ends of the lower die plate 7 and the lower die plate 15 away from the welding machine 34, and are horizontally placed at the same height, with an adjusting groove being provided along the axial direction of the adjusting rod 8, and the adjusting rod 8 being connected to the lower die plate 7 and the lower die plate 15 through a bolt passing through the adjusting groove, so that the distance between the two adjusting rods 8 can be adjusted.

[0078] The two support rods 20 are respectively perpendicularly connected to the sides of the two adjusting rods 8 facing the welding machine 34, and are the same height and axially parallel, and are used to support the nickel sheet from below. By adjusting the distance between the two adjusting rods 8 in the lower die plate 7 and the lower die plate 15, the distance between the two support rods 20 is adjusted, so that the support structure can accommodate nickel sheets of different sizes.

[0079] Further, the lifting structure includes a fixed cylinder 3, a cylinder fixing plate 4 and a lifting nut 12.

[0080] The piston rod of the fixed cylinder 3 is upwardly provided between the two support plates 2, the cylinder fixing plate 4 is perpendicularly fixed between the two support plates 2, the cylinder body of the fixed cylinder 3 is connected to the lower side of the cylinder fixing plate 4, and the piston rod of the fixed cylinder 3 passes through the cylinder fixing plate 4 and the first fixed plate 5 in turn; the lifting nut 12 is fixedly connected to the top of the piston rod of the fixed cylinder 3 and is located above the first fixed plate 5, and a positioning structure is connected to the lifting nut 12.

[0081] Further, the positioning structure comprises the adjusting column 9, the positioning pin cover plate 10, the positioning pin plate 11, the adjusting support 13 and the guide pin 19.

[0082] The positioning pin plate 11 is connected to the lifting nut 12, and the lower surface of the positioning pin plate 11 is provided with a groove matched with the lifting nut 12, and the lifting nut 12 extends into the groove.

[0083] The positioning pin cover plate 10 is connected to the lower side of the positioning pin plate 11 by bolts, clamping the lifting nut 12 from the lower side, and preventing the lifting nut 12 from being separated from the positioning pin plate 11.

[0084] The guide pin 19 is provided with four, which are distributed in a rectangular shape on the upper surface of the positioning pin plate 11, two are arranged at each end of the upper surface of the positioning pin plate 11, and the four guide pins 19 respectively pass through the through holes provided on the lower die plate 7 and the lower die plate 15, so that the lower die plate 7 and the lower die plate 15 cooperate with the four guide pins 19 to guide the lifting of the positioning pin plate 11.

[0085] The adjusting support 13 is provided with three along the length direction of the positioning pin plate 11, the adjusting support 13 is vertically connected to the upper surface of the positioning pin plate 11, and the adjusting support 13 is located in the region between the four guide pins 19.

[0086] The adjusting column 9 is threadedly connected to the top of the adjusting support 13, and two adjusting columns 9 are installed on each adjusting support 13 for controlling the height of the nickel sheet.

[0087] The lifting structure controls the lifting of the positioning structure, so that the nickel sheet can fall onto the supporting rod 20 as the adjusting support 13 descends.

[0088] Illustratively, the welding jaw device comprises a clamping mechanism and a clamping control mechanism for driving the clamping mechanism to clamp, the clamping mechanism being used for clamping the positioned nickel sheet and moving to the welding position, and the clamping control mechanism being used for controlling the clamping and loosening of the clamping mechanism.

[0089] Further, the clamping control mechanism comprises the jaw cylinder 21, the jaw cylinder 27, the fixed reinforcing plate 28, the second fixed plate 29 and the rodless cylinder 30.

[0090] The rodless cylinder 30 is used for being connected with the mechanical arm of the feeding robot 33 or the taking robot 35, and the contraction of the rodless cylinder 30 is controlled by the feeding robot 33 or the taking robot 35.

[0091] The fixed reinforcing plate 28 is connected to the telescopic end of the rodless cylinder 30, and the second fixed plate 29 is connected to the rodless cylinder 30 through the fixed reinforcing plate 28 and is driven to translate by the rodless cylinder 30.

[0092] Clamping jaw cylinder 21 and clamping jaw cylinder 27 are connected on both sides of the second fixed plate 29, for controlling the clamping mechanism clamping and loosening.

[0093] Further, the clamping mechanism includes a first clamping assembly connected to the clamping jaw cylinder 21 and a second clamping assembly connected to the clamping jaw cylinder 27, the first clamping assembly and the second clamping assembly are the same structure, synchronous movement clamping or loosening the nickel sheet.

[0094] Exemplary, the first clamping assembly includes two parts arranged oppositely up and down;

[0095] Wherein, the first clamping assembly upper part is connected to the cylinder body of the clamping jaw cylinder 21, including the first connecting plate 22, the second connecting plate 23, the first pressing plate 24, the telescopic column 25 and the spring 26.

[0096] The first connecting plate 22 is a vertical plate, fixedly connected to the cylinder body of the clamping jaw cylinder 21; the second connecting plate 23 is a horizontal plate, connected perpendicularly to the first connecting plate 23; the first pressing plate 24 is a long strip plate, one end of which is fixedly connected to the second connecting plate 23;

[0097] The lower surface of the first pressing plate 24 is fixedly installed with a plurality of telescopic columns 25, the length of which can be adjusted, and the end of each telescopic column 25 is connected with a spring 26, which is in contact with the nickel sheet by extrusion.

[0098] Exemplary, the first clamping assembly lower part is connected to the piston rod end of the clamping jaw cylinder 21, including the first connecting plate 22, the second connecting plate 23 and the first pressing plate 24. The first connecting plate 22 is connected to the piston rod end of the clamping jaw cylinder 21, and the difference between the lower part and the upper part of the first clamping assembly is that the lower part of the first clamping assembly does not have telescopic column 25 and spring 26. By the extension and contraction of the clamping jaw cylinder 21, the approach or distance between the lower part and the upper part of the first clamping assembly is controlled.

[0099] The second clamping assembly is connected with the second pressing plate 31 through the first connecting plate 22 and the second connecting plate 23, and the two second pressing plates 31 are also used for clamping and moving the nickel sheet, wherein the upper second pressing plate 31 is installed with telescopic column 25 and spring 26.

[0100] The application also proposes an automatic welding method for nickel sheet soft connection with no excess amount, comprising the following steps:

[0101] The nickel sheet soft connection with no excess amount is placed on the double-station universal material arranging device 32, and the start button is pressed.

[0102] The material placing robot 33 provided with the welding clamping jaw device moves to the clamping product position, the clamping jaw cylinder 21 and the clamping jaw cylinder 27 act respectively to clamp the nickel sheet soft connection with no excess amount, and the telescopic column 25 and the spring 26 clamp the nickel sheet soft connection with no excess amount.

[0103] The fixed cylinder 3 drives the adjusting column 2 to retract, so that the product positioning structure is separated from the product;

[0104] The feeding robot 33 clamps the product and moves to the welding position of the welding machine 34, pre-welds a part of the nickel sheet, the clamping jaw cylinder 27 is opened, the rodless cylinder 30 is retracted, the feeding robot 33 clamps the product and moves to the nickel sheet welding position, and secondary nickel sheet welding is performed;

[0105] The feeding robot 35 provided with the welding clamping jaw device moves to the feeding position of the welding machine 34, the clamping jaw cylinder 21 clamps the product, waits for the welding completion signal of the welding machine 34, and then cools and discharges the product;

[0106] After the feeding robot 35 clamps the product, the feeding robot 33 opens the clamping jaw cylinder 21 and the clamping jaw cylinder 27, and moves to the double-station universal material sorting device 32 to clamp the product. The feeding robot 33 clamps the product at which station according to the start signal of the double-station universal material sorting device 32;

[0107] The above-mentioned combined action cycle is executed.

[0108] The embodiments of the specific implementation are the preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same parts are indicated by the same reference numerals. Therefore, equivalent changes made according to the structure, shape, and principle of the present application should be covered by the protection scope of the present application.

Claims

1. A flashless nickel strip bonding automatic welding apparatus, characterized by, The utility model relates to a kind of soft connection nickel sheet welding device, including General material arrangement (32) for positioning soft connection nickel sheet; Welding jaw device for clamping soft connection nickel sheet; Wherein, general material arrangement (32) includes support structure, positioning structure arranged on the upper end of support structure and lifting structure arranged in support structure, positioning structure is positioned for soft connection nickel sheet, lifting structure is used to support nickel sheet;Welding jaw device includes clamping mechanism and the clamping control mechanism of driving clamping mechanism clamping, clamping mechanism is used to clamp the nickel sheet positioned and moves to welding position, and clamping control mechanism is used to control the clamping and loosening of clamping mechanism.

2. The no-clearance nickel strip soft connection automatic welding device according to claim 1, characterized in that, The support structure includes: Bottom plate (1); Two support plates (2) are connected vertically to the bottom plate (1); First fixed plate (5) is fixedly connected to the top of the two support plates (2);And The pad plate (6, 16) is fixedly connected to the upper surface of the first fixed plate (5).

3. A no-residue nickel strip soft connection automatic welding device according to claim 2, characterized in that, The lifting structure includes: Fixed cylinder (3) is arranged between the two support plates (2), and the piston rod is upward; Cylinder fixed plate (4) is fixedly connected between the two support plates (2), used for installing fixed cylinder (3);And Lifting nut (12) is fixedly connected to the top of the piston rod of fixed cylinder (3).

4. The no-residue nickel strip soft connection automatic welding device according to claim 3, characterized in that, The positioning structure includes: Positioning pin plate (11) is connected to the lifting nut (12); Positioning pin cover plate (10) is connected to the lower side of the positioning pin plate (11); Four guide pins (19) are distributed in a rectangular shape on the upper surface of the positioning pin plate (11), used for guiding the lifting of the positioning pin plate (11); Three adjusting supports (13) are connected to the upper surface of the positioning pin plate (11) and located between the four guide pins (19);And Adjusting column (9) is threadedly connected to the adjusting support (13), used for controlling the height of the nickel sheet.

5. A flush nickel strap bonding apparatus as defined in claim 4, wherein The support structure further includes: Lower die plate (7, 15) is connected to the pad plate (6, 16) respectively, and a through hole is provided for the guide pin (19) to pass through; Two adjusting rods (8) are connected to the same end of the lower die plate (7, 15) respectively; Two support rods (20) are vertically connected to one side of the two adjusting rods (8) towards the adjusting column (9), used for supporting the nickel sheet from below.

6. The no-clean nickel strip bonding wire automatic welding apparatus according to claim 1, wherein The clamping control mechanism includes: Rodless cylinder (30) is used for connecting with mechanical arm; Second fixed plate (29) is connected to the rodless cylinder (30), and is driven to translate by the rodless cylinder (30);And Two jaw cylinders (21, 27) are connected to the two sides of the second fixed plate (29), used for controlling the clamping and loosening of the clamping mechanism.

7. A flush nickel strap bonding apparatus as defined in claim 6, wherein The clamping mechanism includes first clamping assembly and second clamping assembly connected to the two jaw cylinders (21, 27) respectively, and the first clamping assembly and the second clamping assembly are the same structure, synchronous movement clamps the nickel sheet or releases the nickel sheet.

8. A flush nickel strap bonding apparatus as defined in claim 7, wherein, The first clamping assembly includes two parts arranged oppositely up and down; Wherein, the upper part of the first clamping assembly is connected to the cylinder body of the jaw cylinder (21), including: First connecting plate (22) is connected to the cylinder body of the jaw cylinder (21); Second connecting plate (23) is connected to the first connecting plate (22); The first pressing plate (24) is connected to the second connecting plate (23); The telescopic column (25) is connected to the side of the first pressing plate (24) towards the lower part of the first clamping assembly; and The elastic sheet (26) is connected to the end of the telescopic column (25) for abutting the nickel sheet; The first clamping assembly lower part is connected to the end of the piston rod of the clamping jaw cylinder (21), comprising: The first connecting plate (22) is connected to the end of the piston rod of the clamping jaw cylinder (21); The second connecting plate (23) is connected to the first connecting plate (22); and The first pressing plate (24) is connected to the second connecting plate (23).

9. A flush nickel strap bonding apparatus as set forth in any one of claims 1 to 8, wherein The device is provided with a double-station universal material arranging device (32), a material placing robot (33) provided with a welding clamping jaw device, a welding machine (34), and a material taking robot (35) provided with a welding clamping jaw device.

10. A method of automatic welding of a flashless nickel strip buss, characterized by, The steps include: The excess-free nickel sheet soft connection is placed on the double-station universal material arranging device (32), and the start button is pressed; The material placing robot (33) provided with the welding clamping jaw device moves to the clamped product position, the clamping jaw cylinder (21) and the clamping jaw cylinder (27) act respectively to clamp the excess-free nickel sheet soft connection, and the telescopic column (25) and the elastic sheet (26) clamp the excess-free nickel sheet soft connection; The fixed cylinder (3) drives the adjusting column (9) to retract, so that the product positioning structure is separated from the product; The material placing robot (33) clamps the product and moves to the welding machine (34) to be welded, pre-welds a part of the nickel sheet, the clamping jaw cylinder (27) is opened, the rodless cylinder (30) is retracted, the material placing robot (33) clamps the product and moves to the nickel sheet welding position, and secondary nickel sheet welding is performed; The material taking robot (35) provided with the welding clamping jaw device moves to the welding machine (34) to take the material, the clamping jaw cylinder (21) clamps the product, waits for the welding machine (34) to complete the signal, and cools and discharges the product; After the material taking robot (35) clamps the product, the material placing robot (33) opens the clamping jaw cylinder (21) and the clamping jaw cylinder (27), moves to the double-station universal material arranging device (32) to clamp the product, the double-station universal material arranging device (32) gives a start signal, and the material placing robot (33) clamps the product in the station; The above-mentioned combined action is cyclically executed.

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