CN116175002A

CN116175002A - Welding fixture and welding device

Info

Publication number: CN116175002A
Application number: CN202111434942.7A
Authority: CN
Inventors: 王春瑛
Original assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Current assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2023-05-30

Abstract

The invention relates to the technical field of welding tools, in particular to a welding tool and a welding device. The invention solves the problems that: the problem that the shape of welding frock can't be adjusted. In order to solve the above problems, an embodiment of the present invention provides a welding tool for an air conditioner, including: the bottom plate is provided with a plurality of notches; the first moving piece is positioned in the notch; the second moving piece is at least partially positioned in the notch; the support plate assembly is connected with the bottom plate; at least part of the first moving piece and at least part of the second moving piece can move in the notch respectively, and at least part of the supporting plate component can move relative to the bottom plate.

Description

Welding fixture and welding device

Technical Field

The invention relates to the technical field of welding tools, in particular to a welding tool and a welding device.

Background

In the production process of the air conditioner, a welding process is often adopted for producing and processing part of the air conditioner, but in the actual welding process, three pipelines are often fixed in the existing three-way pipeline welding tool; therefore, for different tee pipelines in an air conditioner assembly, the existing welding tool cannot be adjusted according to different pipeline sizes, so that different welding tools need to be replaced in the actual welding process, the general performance of the welding tool is poor, and the welding efficiency and the production efficiency are affected.

Disclosure of Invention

The invention solves the problems that: the problem that the shape of welding frock can't be adjusted.

In order to solve the above problems, an embodiment of the present invention provides a welding tool for an air conditioner, including: the bottom plate is provided with a plurality of notches; the first moving piece is positioned in the notch; the second moving piece is at least partially positioned in the notch; the support plate assembly is connected with the bottom plate; at least part of the first moving piece and at least part of the second moving piece can move in the notch respectively, and at least part of the supporting plate component can move relative to the bottom plate.

The setting of first moving part and second moving part makes two tie points of tee bend welding frock's pipeline change the position of two tie points according to the position of first moving part and second moving part, and the setting of layer board part makes the position of third tie point adjustable, reduces the number of times of changing welding frock, has promoted work efficiency, lets welding frock can adjust according to different pipelines, and three notch can two liang collocations form three frock that fix two pipelines, has increased welding frock's commonality.

In one embodiment of the present invention, a welding tool includes: the three-way connector is provided with three interfaces; the branch pipe is equipped with three, and the one end of three branch pipe is connected with three interface respectively, and two of them other end is connected with first moving member, second moving member respectively, and the other end of remaining one branch pipe is arranged in layer board subassembly top.

The branch pipes are respectively connected with the connecting points on the welding tool and then connected with the three-way connectors to form a three-way pipeline, and the mode that the branch pipes integrally move with the first moving piece and/or the second moving piece enables the welding tool to be transformed more rapidly when being suitable for welding of new three-way components, so that the working efficiency is improved.

In one embodiment of the present invention, the first moving member includes: a first joint; the first positioning block is connected with the first connector and penetrates through the notch; wherein, the bottom plate is located between first joint and the first locating block, and the branch pipe is connected with the first locating block.

The setting of first locating piece for the nitrogen charging locating part is more stable with the connection of bottom plate, ensures can not take place to shake at the in-process of leading to nitrogen gas, and first locating piece detachable is connected and is let welding frock can be applicable to various different piping pipe diameters, and first locating piece and leg joint ensure that nitrogen gas can get into inside the three way connection through the branch pipe, prevent weld metal and oxygen emergence reaction in welding process, can judge welded leakproofness according to whether having gas simultaneously, also played the effect of quality control when guaranteeing work safety.

In one embodiment of the present invention, the second moving member includes: the second positioning block penetrates through the notch; the plug is connected with the second positioning block; the bottom plate is located between the plug and the second positioning block, and the branch pipe is connected with the second positioning block.

The setting of second locating piece lets the head locating part be connected more firm with the bottom plate, and the setting of end cap lets nitrogen gas can not flow after the nitrogen charging joint gets into three way connection, has guaranteed that welding personnel's work safety has been guaranteed to branch pipe and three way connection inside nitrogen gas that is full of in the welding process, and the mounting means of end cap and locating piece is simple and convenient, makes the transformation of welding frock more convenient, has promoted work efficiency.

In one embodiment of the present invention, a pallet assembly includes: a second bracket; the first supporting plate is provided with a first square hole; the second supporting plate is provided with a second square hole; wherein, first layer board is located the second support through first square hole cover, and the second layer board is located the second support through second square hole cover.

The first supporting plate and the second supporting plate play a role in supporting the branch pipes together, so that the structure of the three-way component branch pipes is more stable, the second supporting plate can move on the second support, the supporting plate can be suitable for fixing the three-way component branch pipes with different lengths, and the compatibility of the device is improved.

In one embodiment of the present invention, further comprising: the round hole is formed in the second bracket; the movable frame is connected with the round hole in a matching way; the round holes are arranged between the positions sleeved by the first supporting plate and the second supporting plate, and the movable frame is used for adjusting the positions of the supporting plate components.

The setting of round hole links together second support and adjustable shelf, ensures to drive the second support and remove when adjusting the adjustable shelf, and the round hole sets up between first layer board and second layer board, has also restricted the distance that the second layer board removed on the second support, avoids the too little branch pipe of leading to between first layer board and the second layer board to place inadequately steadily.

In one embodiment of the present invention, the movable frame further comprises: the first bracket is vertically arranged on the bottom plate; the fixing sleeve is sleeved on the first bracket; and the third bracket is matched and connected with the fixing sleeve, wherein the supporting plate component is connected with the third bracket, and the fixing sleeve can slide relative to the first bracket.

The setting of third support lets the second support can slide along the third support, and the layer board subassembly on the second support also removes along with the removal of second support, has realized the removal of layer board subassembly in the horizontal direction, and the setting of first support and fixed cover lets fixed cover slide on first support, and the second support of connecting on fixed cover also slides thereupon, changes the height of the layer board subassembly of connecting on the second support, has realized the change of vertical direction height of layer board subassembly.

In one embodiment of the invention, a first groove is formed in the first supporting plate, and a second groove is formed in the second supporting plate; wherein, the branch pipe is placed in first recess and second recess.

The arrangement of the first groove and the second groove ensures that the contact area between the branch pipe and the supporting plate component is larger when the branch pipe is placed on the supporting plate, and the placement stability of the branch pipe is ensured.

In one embodiment of the present invention, further comprising: at least one through hole is arranged on the surface of the bottom plate; and the fastener penetrates through the through hole to fix the bottom plate.

The through holes and the fasteners are arranged to enable the bottom plate to be easily installed on the workbench, so that the bottom plate is convenient to detach, and the working efficiency is improved.

In one embodiment of the present invention, it comprises: a welding device, comprising: the workbench is provided with a welding tool, and the welding tool has all technical characteristics of the welding tool and is not described in detail herein.

Drawings

FIG. 1 is a top view of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a side view of FIG. 1;

FIG. 4 is a schematic view of a pallet assembly according to the present invention;

FIG. 5 is a schematic view of a first pallet according to the present invention;

FIG. 6 is a schematic view of a second pallet according to the present invention;

fig. 7 is a system diagram of the present invention.

Reference numerals illustrate:

100-welding a tool; 110-a bottom plate; 111-notch; 112-a through hole; 120-a first mover; 121-a first joint; 122-a first positioning block; 130-a second mover; 131-a second positioning block; 132-plugs; 140-pallet assembly; 141-a second bracket; 141 a-a round hole; 142-a first pallet; 142 a-first square hole; 143-a second pallet; 143 a-a second square hole; 144-first groove; 145-a second groove; 200-a first bracket; 210-a third rack; 220-fixing sleeve; 300-three-way joint; 310-branch pipes; 320-interface; 400-welding device; 410-a workbench; 500-a movable frame.

Detailed Description

In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

[ first embodiment ]

Referring to fig. 1-4, in one particular embodiment, a base plate 110, the base plate 110 is provided with a plurality of notches 111;120 Portions of 120 are located within the slot 111; a second moving member 130, at least a portion of the second moving member 130 being located within the slot 111; a pallet assembly 140, the pallet assembly 140 being coupled to the base plate 110; wherein at least portions of the first and second moving

members

120, 130 are respectively movable within the slot 111, and at least portions of the pallet assembly 140 are movable relative to the base plate 110.

The slot 111 includes a first slot 111, a second slot 111 and a third slot 111, the first slot 111 and the second slot 111 are coaxial, the third slot 111 and the first slot 111 are located at two sides of the bottom plate 110, a part of 120 is located in the first slot 111 and is movable along the first slot 111, at least a part of the second moving member 130 is located in the second slot 111 and is movable along the second slot 111, the pallet assembly 140 is located between the third slot 111 and the second slot 111 and is located at a distance from the bottom plate 110, and at least a part of the pallet assembly 140 is movable relative to the bottom plate 110.

In operation, the positions of the corresponding pipelines can be adjusted 120 and the second moving member 130 according to the positions required to be installed, the welding tool is firstly placed on the workbench 410 and fixed through the fixing screws, then the positions of the corresponding pipelines can be adjusted 120, the corresponding pipelines can be connected with the corresponding pipelines according to the positions, the corresponding pipelines can be connected according to the fixed positions, when different distances are required, the corresponding pipelines can slide 120 or the corresponding pipelines can slide 130 to be fixed to the proper positions, and when the distance between the corresponding pipelines and the corresponding pipelines needs to be changed, the corresponding effects can be achieved by moving the parts of the supporting plate parts.

Preferably, when two pipelines need to be fixed, the three notches 111 can be matched with each other to form three welding tools 100 matched with the two pipelines, so that the practicability of the device is improved.

120 and the setting of second moving part 130 makes two tie points of tee bend welding frock 100's pipeline change the position of two tie points according to 120 and the position of second moving part 130, and the setting of layer board part makes the position of third tie point adjustable, reduces the number of times of changing welding frock 100, has promoted work efficiency, lets welding frock 100 adjust according to different pipelines, and three notch 111 can two liang collocations form three kinds of frock that fix two pipelines, has increased welding frock 100's commonality.

[ second embodiment ]

In a specific embodiment, the welding fixture 100 includes: three-way joint 300, three-way joint has three interfaces 320; the three branch pipes 310 are provided, one ends of the three branch pipes 310 are respectively connected with the three connectors 320, the other ends of two of the three branch pipes 310 are respectively connected with the first moving member 120 and the second moving member 130, and the other end of the remaining one branch pipe 310 is arranged above the pallet assembly 140.

The branch pipes 310 are generally three, two of which are connected to the 120 and the second moving member 130, respectively, and the other one is mounted on the pallet member, three ports 320 are provided on the tee 300, each branch pipe 310 is connected to one port 320, respectively, and at least part of the branch pipe 310 enters the inside of the tee 300.

In operation, the positions of the 120 and the second moving member 130 are determined according to the pipeline to be welded, after the 120 and the second moving member 130 are moved to the corresponding positions to be fixed, one end of each of the two branch pipes 310 is respectively connected with the 120 and the second moving member 130, the other end of each of the two branch pipes 310 is connected with the interface 320 of the three-way joint 300, one end of each of the third branch pipes 310 is connected with the interface 320 of the three-way joint 300, the other end of each of the third branch pipes is placed on the supporting plate component, when the position of the pipeline is changed, the branch pipes 310 are firstly taken down, then the positions of the 120 and the second moving member 130 are adjusted, after the positions of the supporting plates are fixed again, the positions of the supporting plates are adjusted, and finally the branch pipes 310 are reconnected to form a new pipeline. When the length of the branch pipe 310 is enough and meets the welding requirement, the whole of the branch pipe 310 and the second moving member 130 can be directly moved in the notch 111, and the position of the branch pipe 310 placed on the supporting plate component can be correspondingly adjusted, so that the adjustment of the working position is more convenient.

The branch pipes 310 are respectively connected with the connecting points on the welding tool 100 and then connected with the three-way joint 300 to form a three-way pipeline, and the mode that the

branch pipes

310 and 120 and/or the second moving piece 130 integrally move enables the welding tool 100 to be transformed more rapidly when being suitable for welding of new three-way components, so that the working efficiency is improved.

[ third embodiment ]

In a specific embodiment, 120 includes: a first joint 121; a first positioning block 122, the first positioning block 122 being connected to the first joint 121 and penetrating the notch 111; wherein the base plate 110 is located between the first joint 121 and the first positioning block 122, and the branch pipe 310 is connected to the first positioning block 122.

120 are nitrogen charging locating parts, the first joint 121 is a nitrogen joint, the nitrogen charging locating parts can be adjusted left and right relative to the bottom plate 110 in the waist-shaped groove for locating three-way components with different spans, a connecting hole is formed in the first locating block 122, one end of one branch pipe 310 is inserted into the connecting hole, the other end of the one branch pipe is connected with the three-way joint 300, nitrogen can be ensured to be transmitted into the three-way joint 300 through the branch pipe 310, the nitrogen joint is provided with internal threads, the first locating block 122 is provided with external threads, the first locating block 122 penetrates through the bottom plate 110 to be in threaded connection with the nitrogen joint, and the bottom plate 110 is clamped between the nitrogen joint and the locating block.

During operation, 120 and second moving member 130 are moved to corresponding positions, after branch pipe 310 is connected with first positioning block 122, nitrogen is conveyed into branch pipe 310, bottom plate 110 is clamped between the nitrogen connector and the positioning block, so that whole welding fixture 100 can not shake during nitrogen conveying, and after nitrogen conveying is completed, corresponding positions are welded to obtain corresponding tee joint assemblies.

Preferably, the first positioning block 122 is detachably connected with the nitrogen connector, when the pipe diameter of the piping of the tee joint assembly to be welded is replaced, different first positioning blocks 122 can be replaced to finish the smooth nitrogen charging, the smooth proceeding of the welding process is ensured, the inconvenience brought by replacing the welding tool and the workbench 410 is reduced, and the working efficiency is improved.

The setting of first locating piece 122 for the nitrogen charging locating part is more stable with the connection of bottom plate 110, ensures that can not take place to shake at the in-process of letting in nitrogen gas, and first locating piece 122 detachable connects and lets the welding frock be applicable to various different piping pipe diameters, and first locating piece 122 is connected with branch pipe 310, ensures that nitrogen gas can get into inside three-way connection 300 through branch pipe 310, prevents weld metal and oxygen emergence reaction in the welding process, can judge welded leakproofness according to whether having gas simultaneously, also plays the effect of quality control when guaranteeing work safety.

[ fourth embodiment ]

In a specific embodiment, the second moving member 130 includes: a second positioning block 131; the second positioning block 131 penetrates through the notch 111, the plug 132, and the plug 132 is connected with the second positioning block 131; wherein, the bottom plate 110 is located between the plug 132 and the second positioning block 131, and the branch pipe 310 is connected with the second positioning block 131.

The second moving member 130 is an end socket positioning part, the end socket positioning part can be adjusted left and right relative to the bottom plate 110 through the waist-shaped groove and is used for positioning three-way assemblies with different spans, the second positioning block 131 is provided with a connecting hole, one branch pipe 310 is inserted into the connecting hole, the plug 132 is provided with internal threads, the second positioning block 131 is provided with external threads, the second positioning block 131 penetrates through the bottom plate 110 to be in threaded connection with the plug 132, and the bottom plate 110 is clamped between the plug 132 and the second positioning block 131.

During operation, 120 and the second moving member 130 are moved to corresponding positions, two ends of one branch pipe 310 are respectively connected with the connecting hole and the three-way joint 300, then the plug 132 is connected with the second positioning block 131, nitrogen is ensured not to be discharged along the second positioning block 131 after entering the three-way joint 300 from the nitrogen joint, and finally a welding tool is carried out, so that a three-way assembly is obtained after the welding tool is completed. After the work is finished, the plug 132 and the second positioning block 131 can be separated by simple rotation, so that the next three-way assembly can be quickly manufactured, the transformation time is shortened, and the work efficiency is improved.

The setting of second locating piece 131 makes the head locating part more firm with the connection of bottom plate 110, and the setting of end cap 132 makes nitrogen gas can not flow out after the nitrogen charging joint gets into three way connection 300, has guaranteed that branch pipe 310 and three way connection 300 are inside to be full of nitrogen gas in the welding process, has guaranteed welding personnel's work safety, and the mounting means of end cap 132 and locating piece is simple and convenient, makes the transformation of welding frock 100 more convenient, has promoted work efficiency.

[ fifth embodiment ]

Referring to fig. 4, 5, 6, in one particular embodiment, the pallet assembly 140 includes: a second bracket 141; the first supporting plate 142, the first supporting plate 142 is provided with a first square hole 142a; the second supporting plate 143, the second supporting plate 143 is provided with a second square hole 143a; the first supporting plate 142 is sleeved on the second bracket 141 through the first square hole 142a, and the second supporting plate 143 is sleeved on the second bracket 141 through the second square hole 143 a.

The first supporting plate 142 is provided with a first square hole 142a, the second supporting plate 143 is sleeved on the second bracket 141 through the first square hole 142a, the second supporting plate 143 is provided with a second square hole 143a, the second supporting plate 143 is sleeved on the second bracket 141 through the second square hole 143a, the length of the first supporting plate 142 is longer than that of the second supporting plate 143, one end of one branch pipe 310 is connected with the three-way joint 300, the other end of the branch pipe is placed on the first supporting plate 142 and/or the second supporting plate 143, and the second supporting plate 143 can move along the second bracket 141 to adjust the length of the branch pipe 310.

When the three-way assembly is in operation, the 120 and the second moving member 130 are moved to corresponding positions, one ends of the two branch pipes 310 are respectively connected with the end socket positioning member and the nitrogen charging positioning member, the other ends are respectively connected with the two interfaces 320 of the three-way joint 300, one end of the third branch pipe 310 is connected with the third interface 320 of the three-way joint 300, the other ends of the third branch pipes are placed on the first supporting plate 142 and/or the second supporting plate 143, when the length of the branch pipe 310 of the three-way assembly is longer, the second supporting plate 143 can be slid to the farthest end from the first supporting plate 142 along the second bracket 141, so that the length of the branch pipe 310 placed on the supporting plate is increased, when the length of the branch pipe 310 is shorter, the second supporting plate 143 can be moved to the nearest end from the first supporting plate 142, the hollow distance between the first supporting plate 142 and the second supporting plate 143 is reduced, and the placement of the branch pipe 310 is more stable.

The first supporting plate 142 and the second supporting plate 143 together play a role of supporting the branch pipes 310, so that the structure of the three-way assembly branch pipes 310 is more stable, the second supporting plate 143 can move on the second bracket 141, the supporting plate can be suitable for fixing the three-way assembly branch pipes 310 with different lengths, and the compatibility of the device is improved.

[ sixth embodiment ]

Referring to fig. 4, in a specific embodiment, the method further includes: a circular hole 141a, the circular hole 141a being provided on the second bracket 141; the movable frame 500, the movable frame 500 is connected with the round hole 141a in a matching way; the circular hole 141a is disposed between the first supporting plate 142 and the second supporting plate 143, and the movable frame 500 is used for adjusting the position of the supporting plate assembly 140.

The round hole 141a is arranged between the first supporting plate 142 and the second supporting plate 143, the movable frame 500 passes through the round hole 141a to be connected with the second bracket 141, the round hole 141a enables the connection between the second bracket 141 and the movable frame 500 to be firmer, and when the height of the movable frame 500 is lifted along with the height of the fixed sleeve 220, the second bracket 141 can also be lifted to a corresponding height.

The second bracket 141 is connected with the movable bracket 500 through the arrangement of the round hole 141a, so that the second bracket 141 can be driven to move when the fixed sleeve 220 is moved, the round hole 141a is arranged between the first supporting plate 142 and the second supporting plate 143, the moving distance of the second supporting plate 143 on the second bracket 141 is limited, and the situation that the branch pipe 310 is placed insufficiently stably due to the fact that the distance between the first supporting plate 142 and the second supporting plate 143 is too small is avoided.

[ seventh embodiment ]

In a specific embodiment, the mobile stand 500 further includes: the first bracket 200, the first bracket 200 is vertically disposed on the bottom plate 110; the fixing sleeve 220 is sleeved on the first bracket 200; the third bracket 210, the third bracket 210 is cooperatively connected with the fixing sleeve 220, wherein the pallet assembly 140 is connected with the third bracket 210, and the fixing sleeve 220 can slide relative to the first bracket 200.

The part of the first bracket 200 is located in the third notch 111, the fixing sleeve 220 is sleeved on the first bracket 200 and can slide relative to the first bracket 200, so that the height of the supporting plate assembly 140 relative to the bottom plate 110 is adjusted, the third bracket 210 is connected with the fixing sleeve 220 through threads of the third bracket 210, and the supporting plate component moves along the direction of the third bracket 210 and also can move along the direction of the first bracket 200 under the drive of the fixing sleeve 220.

In operation, when the length and angle of the three-way assembly need to be adjusted, the screw on the fixing sleeve 220 is loosened, the fixing sleeve 220 is slid to the corresponding position, the height of the third bracket 210 is raised along with the sliding process of the fixing sleeve 220, the third bracket 210 is fixedly connected with the second bracket 141 through the round hole 141a, the height of the second bracket 141 is changed along with the sliding process of the fixing sleeve 220, the supporting plate is adjusted to the corresponding position, the screw of the fixing sleeve 220 is screwed down, the supporting plate becomes more stable, the branch pipe 310 is placed on the supporting plate, and nitrogen is introduced into the branch pipe 310, so that the welding of the three-way joint 300 is completed. When the distance between the pallet assembly 140 and the first notch 111 and the second notch 111 is insufficient, the pallet assembly 140 can be moved along the third bracket 210 to reach a required distance, so that the welding fixture can adapt to different tee assemblies.

After the first moving member 120 and the second moving member 130 are moved to the corresponding positions, and the branch pipes 310 are connected, when the position of the pallet assembly 140 is too close to the tee assembly to cause the branch pipes 310 to be unable to be placed on the pallet assembly 140, the pallet assembly 140 can be moved along the third bracket 210 entirely, the pallet assembly 140 is adjusted to a proper position, so as to place the branch pipes 310, when the height of the tee assembly needs to be adjusted, the fixing sleeve 220 can be moved, when the fixing sleeve 220 is moved on the first bracket 200, the height of the third bracket 210 connected with the fixing sleeve 220 is also changed, the third bracket 210 is connected with the second bracket 141, the height of the second bracket 141 is also changed, the height of the pallet sleeved on the second bracket 141 is also changed, the fixing sleeve 220 can be locked at any position on the first bracket 200 through screws, when the fixing sleeve is moved to the required height of the tee assembly, nitrogen gas is then filled into the inside the branch pipes 310, and the welded tee assembly is obtained at the sleeved position of the tee joint 300 and the tee assembly is welded.

The third bracket 210 is arranged to enable the second bracket 141 to slide along the third bracket 210, and the pallet assembly 140 on the second bracket 141 also moves along with the movement of the second bracket 141, so that the movement of the pallet assembly 140 in the horizontal direction is realized.

The first bracket 200 and the fixing sleeve 220 are arranged, when the fixing sleeve 220 slides on the first bracket 200, the second bracket 141 connected to the fixing sleeve 220 also slides along with the fixing sleeve, the height of the supporting plate assembly 140 connected to the second bracket 141 is changed, and the vertical height of the supporting plate assembly 140 is changed.

[ eighth embodiment ]

Referring to fig. 5 and 6, in a specific embodiment, a first recess 144 is provided in the first support plate 142, and a second recess 145 is provided in the second support plate 143; wherein the manifold 310 is disposed in the first recess 144 and the second recess 145.

The first supporting plate 142 is provided with a first groove 144, the second supporting plate 143 is provided with a second groove 145, one end of one branch pipe 310 is connected with the three-way joint 300, and the other end of the branch pipe is placed along the first groove 144 and the groove on the second supporting plate 143.

In operation, according to the length of the branch pipe 310 of the three-way assembly, the branch pipe 310 is placed inside the first groove 144 and the second groove 145, when the length of the branch pipe 310 is short, the branch pipe can be placed inside the second groove 145, when the angle of the branch pipe 310 needs to be adjusted, the position of the supporting plate can be adjusted along the second bracket 141, and then the branch pipe 310 is placed inside the first groove 144 and the second groove 145, so that the welding fixture is completed.

The arrangement of the first grooves 144 and the second grooves 145 allows the contact area between the branch pipes 310 and the pallet assembly 140 to be larger when the branch pipes 310 are placed on the pallet, and ensures the placement stability of the branch pipes 310.

[ ninth embodiment ]

In a specific embodiment, the method further comprises: the through holes 112 are arranged on the surface of the bottom plate 110, and at least one through hole 112 is arranged on the surface of the bottom plate 110; fasteners passing through the through holes 112 secure the base plate 110.

The number of through holes 112 is generally two, and is disposed in the middle of the base plate 110 and symmetrically along the center line of the base plate 110, and fasteners (not shown) pass through the through holes 112 to fix the base plate 110 to the table 410.

The arrangement of the through holes 112 and the fasteners allows the base plate 110 to be more easily mounted on the workbench 410, and also facilitates the disassembly of the base plate 110, thereby improving the working efficiency.

[ tenth embodiment ]

In a specific embodiment, the method comprises the following steps: a welding apparatus 400, comprising: the workbench 410, the welding tool 100 is mounted on the workbench 410, and the welding tool 100 has all the technical features of the welding tool 100, which are not described herein.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention, and the scope of the invention should be assessed accordingly to that of the appended claims.

Claims

1. A welding fixture (100), characterized in that the welding fixture (100) comprises:

a bottom plate (110), wherein a plurality of notches (111) are formed in the bottom plate (110);

-a first mobile element (120), at least part of said first mobile element (120) being located within said notch (111);

-a second mobile element (130), at least part of said second mobile element (130) being located within said notch (111);

a pallet assembly (140), the pallet assembly (140) being connected to the base plate (110);

wherein at least portions of the first and second moving members (120, 130) are respectively movable within the slot (111), and at least portions of the pallet assembly (140) are movable relative to the base plate (111).

2. The welding tool (100) according to claim 1, further comprising:

the three-way connector (300) is provided with three interfaces (320);

branch pipes (310), branch pipes (310) are provided with three, one end of each branch pipe is connected with three interfaces (320), the other end of two of the three branch pipes (310) is connected with the first moving part (120) and the second moving part (130), and the other end of the remaining branch pipe (310) is arranged above the supporting plate assembly (140).

3. The welding tool (100) according to claim 2, wherein the first mover (120) comprises:

a first joint (121);

a first positioning block (122), wherein the first positioning block (122) is connected with the first joint (121) and penetrates through the notch (111);

wherein the bottom plate (110) is located between the first joint (121) and the first positioning block (122), and the branch pipe (310) is connected with the first positioning block (122).

4. The welding tool (100) according to claim 2, wherein the second mover (130) comprises:

a second positioning block (131), wherein the second positioning block (131) penetrates through the notch (111);

the plug (132), the said plug (132) connects with said second locating piece (131);

the bottom plate (110) is located between the plug (132) and the second positioning block (131), and the branch pipe (310) is connected with the second positioning block (131).

5. The welding tool (100) of claim 2, wherein the pallet assembly (140) comprises:

a second bracket (141);

the first supporting plate (142), the first supporting plate (142) is provided with a first square hole (142 a);

the second supporting plate (143), the second square hole (143 a) is arranged on the second supporting plate (143);

the first supporting plate (142) is sleeved on the second bracket (141) through the first square hole (142 a), the second supporting plate (143) is sleeved on the second bracket (141) through the second square hole (143 a), and the second supporting plate (143) can move relative to the second bracket (141).

6. The welding tool (100) according to claim 5, further comprising:

a round hole (141 a), wherein the round hole (141 a) is arranged on the second bracket (141);

the movable frame (500), the said movable frame (500) cooperates with said round hole (141 a) to connect;

the round holes (141 a) are arranged between the positions sleeved by the first supporting plate (142) and the second supporting plate (143), and the movable frame (500) is used for adjusting the position of the supporting plate assembly (140).

7. The welding fixture (100) of claim 6, wherein the movable frame (500) comprises:

the first bracket (200) is vertically arranged on the bottom plate (110);

the fixing sleeve (220) is sleeved on the first bracket (200);

the third bracket (210) is connected with the fixed sleeve (220) in a matching way;

wherein the pallet assembly (140) is connected to the third bracket (210), and the fixing sleeve (220) is capable of sliding relative to the first bracket (200).

8. The welding fixture (100) according to claim 5, wherein the first support plate (142) is provided with a first groove (144), and the second support plate (143) is provided with a second groove (145);

wherein the branch pipe (310) is placed in the first groove (144) and the second groove (145).

9. The welding tool (100) according to any one of claims 1 to 8, wherein the bottom plate (110) comprises:

the through holes (112) are at least one and are arranged on the surface of the bottom plate (110);

and a fastener passing through the through hole (112) to fix the bottom plate (110).

10. A welding device (400), the welding device (400) comprising:

a work table (410);

the welding tool (100) according to any one of claims 1 to 8, being provided on the work bench (410).