CN110315163B - A special welding gun for 2M terminals - Google Patents
A special welding gun for 2M terminals Download PDFInfo
- Publication number
- CN110315163B CN110315163B CN201910675546.XA CN201910675546A CN110315163B CN 110315163 B CN110315163 B CN 110315163B CN 201910675546 A CN201910675546 A CN 201910675546A CN 110315163 B CN110315163 B CN 110315163B
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- welding gun
- cavity
- pressing mechanism
- movable
- rod
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- 238000003466 welding Methods 0.000 title claims abstract description 97
- 230000007246 mechanism Effects 0.000 claims abstract description 90
- 238000003825 pressing Methods 0.000 claims abstract description 77
- 230000005540 biological transmission Effects 0.000 claims description 16
- 239000007788 liquid Substances 0.000 abstract description 10
- 229910000679 solder Inorganic materials 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000005476 soldering Methods 0.000 description 11
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 4
- 238000010008 shearing Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/02—Soldering irons; Bits
- B23K3/03—Soldering irons; Bits electrically heated
- B23K3/0338—Constructional features of electric soldering irons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/06—Solder feeding devices; Solder melting pans
- B23K3/0607—Solder feeding devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
本申请提供一种2M端子专用焊枪，包括带有第一空腔的焊枪体以及设置在焊枪体一侧的电加热焊枪头；焊枪头沿中心轴线方向开设有安装焊丝的第一通孔槽，第一通孔槽连通焊枪头的内部及外部，第一通孔槽与第一空腔相连通；外部电源可对焊枪头进行加热并将焊丝融化为液态焊锡；第一空腔内设置在腔体内可活动的推进机构，焊枪体外侧对应推进机构的一侧设置按压机构，按压按压机构推动推进机构远离按压机构的端部伸入第一通孔槽内，并推动液态焊锡流出焊枪头。本申请的有益效果是：接通外部电源将焊枪头内焊丝融化，再通过按压按压机构推动推进机端部伸入第一通孔槽内并推动所述液态焊锡流出所述焊枪头进行焊接。
The present application provides a welding gun for 2M terminals, including a welding gun body with a first cavity and an electrically heated welding gun head arranged on one side of the welding gun body; the welding gun head is provided with a first through hole groove for installing welding wire along the central axis direction, the first through hole groove connects the inside and outside of the welding gun head, and the first through hole groove is connected to the first cavity; an external power supply can heat the welding gun head and melt the welding wire into liquid solder; a movable propulsion mechanism is arranged in the first cavity, and a pressing mechanism is arranged on the side of the outer side of the welding gun body corresponding to the propulsion mechanism, and the pressing mechanism is pressed to push the end of the propulsion mechanism away from the pressing mechanism to extend into the first through hole groove, and push the liquid solder to flow out of the welding gun head. The beneficial effect of the present application is: the welding wire in the welding gun head is melted by connecting the external power supply, and then the end of the propulsion machine is pushed into the first through hole groove by pressing the pressing mechanism and the liquid solder is pushed to flow out of the welding gun head for welding.
Description
Technical Field
The disclosure relates to the technical field of welding guns, in particular to a welding gun special for a 2M terminal.
Background
The 2M terminal is an essential component for power communication, and carries many important services of protection, automation, telephone dispatching, data network dispatching and the like, so that when the 2M terminal has defects and faults, the problems need to be solved at the first time, and the problems need to be remade by soldering or the 2M terminal with the problems needs to be repaired.
In the process of manufacturing or repairing the 2M terminal, two basic tool supplies, namely an electric soldering iron and soldering tin, are needed, and the defect-eliminating environment brings a plurality of inconveniences to the operation of staff. Mainly comprises the following aspects:
1. When the 2M joint to be manufactured is often positioned in a distribution frame or linked on equipment during manufacturing or repairing, the operation space is very narrow even if the 2M joint is pulled out, so that the operation is very inconvenient;
2. When the defect eliminating operation is carried out, the 2M terminal is usually in a suspended state, a worker usually needs to carry out welding work on a workbench by one hand and soldering tin and one hand, another worker needs to carry out matching by holding the 2M terminal, so that a large space cannot be provided in a cabinet, and the hidden danger of scalding hands exists for the worker holding the 2M terminal;
3. the defect position is not used by an alternating current power supply soldering iron when the defect is eliminated;
4. The 2M joint is manufactured with high process requirements, the traditional welding method has strict requirements on the technical method of operators, and the situation of eliminating the fault time and the complicated situation brings great challenges to the traditional operation method.
Disclosure of Invention
The application aims to solve the problems and provides a welding gun special for a 2M terminal.
The application provides a welding gun special for a 2M terminal, which comprises a welding gun body and an electric heating welding gun head arranged on one side of the welding gun body, wherein a first cavity is formed in the welding gun body, a first through hole groove for installing welding wires is formed in the welding gun head along the central axis direction, the first through hole groove is communicated with the inside and the outside of the welding gun head, the first through hole groove is communicated with the first cavity, a movable propelling mechanism is arranged in the first cavity, one side, corresponding to the propelling mechanism, of the outside of the welding gun body is connected with a pressing mechanism, and the pressing mechanism can be pressed to push the end part, far away from the pressing mechanism, of the propelling mechanism to stretch into the first through hole groove.
According to the technical scheme provided by the embodiment of the application, a fixed column perpendicular to the extending direction of the first cavity is fixed in the first cavity corresponding to the pressing mechanism, two ends of the fixed column are respectively fixed on the top surface and the bottom surface of the first cavity, a second cavity is arranged in the fixed column, one side of the fixed column, which is close to the pressing mechanism, is provided with a first opening, one end of the pressing mechanism penetrates through the first opening and is inserted into the second cavity, the pushing mechanism comprises a pair of transmission rods, a first limiting rod, a second limiting rod and a plurality of groups of scissor forks, two ends of the first group of scissor forks, which are close to the fixed column, are respectively and rotatably connected to a pair of movable rods, two ends of the first group of scissor forks, which are close to the welding gun head, are respectively and rotatably connected to the ends of the transmission rods, one pair of movable rods are oppositely arranged in the second cavity along the direction parallel to the extending direction of the fixed column, one end of the pressing mechanism penetrates through the first limiting rod, one pair of movable fork rods, one end of the movable fork rods, which is close to the pressing mechanism, is connected to the second fork rods, can be vertically moved into the first side of the movable fork rods, and the second side of the movable fork rods, which is far away from the first side of the movable fork rods, and the movable fork rods can be far from the first side of the movable fork rods, and the first side of the movable fork rods are respectively.
According to the technical scheme provided by the embodiment of the application, one group of the shearing fork frame comprises two connecting rods, the middle parts of the connecting rods are rotatably connected through the shaft pins, and the two connecting rods are connected in an X-shaped arrangement.
According to the technical scheme provided by the embodiment of the application, the pair of movable rods are a first movable rod and a second movable rod, the first movable rod is connected to the pressing mechanism, the second movable rod is placed on the surface, far away from the pressing mechanism, of the second cavity, a spring is connected between the pressing mechanism and the second movable rod, one end of the spring is connected to one end, far away from the pressing mechanism, of the second movable rod, and the other end of the spring is connected to the end, close to the first movable rod, of the pressing mechanism.
According to the technical scheme provided by the embodiment of the application, the pressing mechanism comprises a button and a pressing rod, the button is arranged outside the welding gun body, one end of the pressing rod is fixed in the middle of the button, the other end of the pressing rod penetrates through the first opening and then is connected with the end part of the first movable rod, and the spring is connected with the pressing rod.
According to the technical scheme provided by the embodiment of the application, a pair of first grooves are concavely arranged on the opposite inner walls of the first cavity corresponding to the two ends of the second limiting rod, the extending direction of the first grooves is parallel to the extending direction of the first limiting rod, the end part of the second limiting rod is provided with a protruding part corresponding to the first grooves, and the protruding part is slidably clamped in the first grooves.
According to the technical scheme provided by the embodiment of the application, the aperture size of the first through hole groove is larger than the diameter of the welding wire.
The application provides a welding gun special for a 2M terminal, which comprises a welding gun body and an electric heating welding gun head arranged on one side of the welding gun body, wherein a first cavity is formed in the welding gun body, a first through hole groove for installing welding wires is formed in the welding gun head along the direction of a central axis, the first through hole groove is communicated with the inside and the outside of the welding gun head, the first through hole groove is communicated with the first cavity, a movable propelling mechanism is arranged in the first cavity, one side, corresponding to the propelling mechanism, of the outside of the welding gun body is connected with a pressing mechanism, and the pressing mechanism can push the end part, far away from the pressing mechanism, of the propelling mechanism to stretch into the first through hole groove.
The welding wire is placed in the first through hole groove, an external power supply is connected to heat the welding gun head, the welding wire is melted into liquid soldering tin in the first through hole groove, the power supply is cut off, the pushing mechanism is pushed to move towards the direction close to the welding gun head by the pressing and pressing mechanism, the end portion of the pushing mechanism stretches into the first through hole groove and pushes the liquid soldering tin to flow out of the welding gun head, and targets are welded. And the pressing mechanism is released, and the pushing mechanism moves in a direction away from the welding gun head, so that the end part of the pushing mechanism is retracted in the first through hole groove, and the liquid soldering tin is not pushed so as not to be welded.
According to the technical scheme provided by the embodiment of the application, a fixed column perpendicular to the extending direction of the first cavity is fixed in the first cavity corresponding to the pressing mechanism, two ends of the fixed column are respectively fixed on the top surface and the bottom surface of the first cavity, a second cavity is arranged in the fixed column, one side of the fixed column, which is close to the pressing mechanism, is provided with a first opening, one end of the pressing mechanism penetrates through the first opening and is inserted into the second cavity, the pushing mechanism comprises a pair of transmission rods, a first limiting rod, a second limiting rod and a plurality of groups of scissor forks, two ends of the first group of scissor forks, which are close to the fixed column, are respectively and rotatably connected to a pair of movable rods, two ends of the first group of scissor forks, which are close to the welding gun head, are respectively and rotatably connected to the ends of the transmission rods, one pair of movable rods are oppositely arranged in the second cavity along the direction parallel to the extending direction of the fixed column, one end of the pressing mechanism penetrates through the first limiting rod, one pair of movable fork rods, one end of the movable fork rods, which is close to the pressing mechanism, is connected to the second fork rods, can be vertically moved into the first side of the movable fork rods, and the second side of the movable fork rods, which is far away from the first side of the movable fork rods, and the movable fork rods can be far from the first side of the movable fork rods, and the first side of the movable fork rods are respectively.
The pressing mechanism is pressed to reduce the distance between the pair of movable rods in the second cavity, a group of shearing fork frames connected with the pair of movable rods are driven to move towards one side close to the welding gun head, and the transmission rod, the second limiting rod and the first limiting rod are pushed to move towards one side close to the welding gun head together, so that the first limiting rod stretches into the first through hole groove to push liquid soldering tin to flow out of the welding gun head for welding. Conversely, the pressing mechanism is loosened, the distance between the pair of movable rods is restored to the original distance, the pair of shearing forks connected with the pair of movable rods are driven to move to the side far away from the welding gun head, the transmission rod, the second limiting rod and the first limiting rod are pulled to move together to the side far away from the welding gun head, and therefore the first limiting rod is retracted and moved in the first through hole groove, and the liquid soldering tin stops being pushed to flow out of the welding gun head.
Drawings
FIG. 1 is a schematic cross-sectional view of a first embodiment of the present application;
FIG. 2 is a schematic diagram showing the structure of the pushing mechanism and the pressing mechanism according to the first embodiment of the present application;
The character labels in the figure are 100, a welding gun body, 110, a first cavity, 200, a welding gun head, 210, a first through hole groove, 300, a pushing mechanism, 310, a transmission rod, 320, a first limiting rod, 330, a second limiting rod, 340, a scissor frame, 341, a connecting rod, 350, a movable rod, 351, a first movable rod, 352, a second movable rod, 400, a pressing mechanism, 410, a button, 420, a pressing rod, 500, a fixed column, 600 and a spring.
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present application, the following detailed description of the present application with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present application.
Referring to fig. 1, a first embodiment of the present application includes a welding gun body 100 and an electrically heated welding gun head 200 disposed at one side of the welding gun body 100, wherein a first cavity 110 is disposed in the welding gun body 100. In this embodiment, the welding gun head 200 is made of a metal conductor material, an electric heating wire is disposed in the welding gun head 200, a wire communicated with the electric heating wire is disposed in the welding gun body 100, a power adapter connected with the wire is disposed at one end of the outer side of the welding gun body 100, the power adapter is communicated with external 220V ac power to heat the welding gun head 200, the heating temperature of the welding gun head 200 is 350 ℃ in this embodiment, and in other embodiments, the heating temperature of the welding gun head 200 can be other temperatures for melting the welding wire.
The welding gun head 200 is provided with a first through hole groove 210 for installing welding wires along the central axis direction, the first through hole groove 210 is communicated with the inside and the outside of the welding gun head 200, and the first through hole groove 210 is communicated with the first cavity 110. In this embodiment, the entire strip of welding wire is folded and then inserted into the first through-hole groove 210. In a preferred embodiment, the first through-hole slot 210 has an aperture size greater than the diameter of the welding wire so that the welding wire can be inserted into the first through-hole slot 210.
The external power is turned on to heat the welding torch head 200 and melt the welding wire into liquid solder.
The first cavity 110 is internally provided with a movable pushing mechanism 300 in the cavity, and a pressing mechanism 400 is arranged on one side of the outer side of the welding gun body 100, corresponding to the pushing mechanism 300, and is used for pressing the pressing mechanism 400 to push the end part of the pushing mechanism 300, which is far away from the pressing mechanism 400, to extend into the first through hole groove 210 and push the liquid soldering tin to flow out of the welding gun head 200.
In a preferred embodiment, a fixing column 500 perpendicular to the extending direction of the first cavity 110 is fixed in the first cavity 110 corresponding to the pressing mechanism 400, two ends of the fixing column 500 are respectively fixed on the top surface and the bottom surface of the first cavity 110, and the fixing column 500 is vertically arranged when the first cavity 110 is horizontally arranged, for example, when the welding gun body 100 is horizontally arranged. That is, in the preferred embodiment, the fixing post 500 closes off one end of the first cavity 110.
The fixing column 500 is provided with a second cavity, a first opening is formed in one side of the fixing column 500, which is close to the pressing mechanism 400, and one end of the pressing mechanism 400 is inserted into the second cavity through the first opening.
The pushing mechanism 300 includes a pair of transmission rods 310, a first limit rod 320, a second limit rod 330 and a plurality of sets of fork arms 340, in the preferred embodiment, a set of fork arms 340, in other embodiments, the fork arms 340 may include a plurality of sets, and when a plurality of sets of fork arms 340 are included, each set of fork arms 340 is connected in series. The two ends of the pair of scissors frames 340 near the fixed post 500 are respectively rotatably connected to the pair of movable rods 350, and the two ends of the pair of scissors frames 340 near the welding gun head 200 are respectively rotatably connected to the ends of the pair of transmission rods 310, and in the preferred embodiment, since only the pair of scissors frames 340 are included, one end of the scissors frame 340 is connected to the pair of movable rods 350, and the other end is connected to the pair of transmission rods 310. Preferably, in the present preferred embodiment, the pair of scissors 340 includes two connecting rods 341 with their middle parts rotatably connected by a shaft pin, and the two connecting rods 341 are connected in an X-shaped arrangement. The two connection rods 341 are rotated about the shaft pins connected to the middle portions thereof. In the preferred embodiment, the fixed column 500 is provided with a through hole corresponding to the connecting rod 341 extending into the second cavity, so that the connecting rod 341 extends into the second cavity and is connected to the movable rod 350.
A pair of the movable bars 350 are oppositely disposed in the fixed column 500 in a direction parallel to the extending direction of the fixed column 500, and in the preferred embodiment, the pair of movable bars 350 are relatively vertically disposed in the fixed column 500. The distance between the two ends of the same side of the two connecting rods 341 of the pair of scissor frames 340 connected with the movable rods 350 after the distance between the two connecting rods 350 is reduced, and the distance between the two ends of the other side of the two connecting rods 341 is reduced due to the cross connection of the two connecting rods 341 in an X shape, and the ends of the connecting rods 341 on the side connected with the movable rods 350 are not horizontally movable in the third chamber due to the connection, so that the ends of the two connecting rods 341 far away from the movable rods 350 horizontally move leftwards due to the reduced distance, namely the scissor frames 340 are horizontally moved leftwards, namely the scissor frames 340 are pushed to move towards the side far away from the movable rods 350.
The pair of movable bars 350 are oppositely disposed in the second cavity along a direction parallel to the extending direction of the fixed column 500, one movable bar 350 close to the pressing mechanism 400 is connected to the pressing mechanism 400, and the distance between the pair of movable bars 350 is reduced to push the pair of scissors frames 340 to move to a side far away from the movable bars 350. Preferably, the pair of movable rods 350 are a first movable rod 351 and a second movable rod 352, the first movable rod 351 is connected to the pressing mechanism 400, the second movable rod 352 is disposed in the second cavity and away from the surface of the pressing mechanism 400, a spring 600 is connected between the pressing mechanism 400 and the second movable rod 352, one end of the spring 600 is connected to one end of the second movable rod 352, which is away from the pressing mechanism 400, and the other end is connected to the end of the pressing mechanism 400, which is close to the first movable rod 351. Pressing down the pressing mechanism 400 moves the first movable lever 351 downward, the spring 600 contracts, and the second movable lever 352 moves upward, achieving a reduction in the distance between the pair of movable levers 350. When the pressing mechanism 400 is released, the spring 600 is restored, and the first movable lever 351 and the second movable lever 352 are pulled to move in opposite directions, so that the distance between the pair of movable levers 350 is enlarged. Preferably, the pressing mechanism 400 includes a button 410 and a pressing rod 420, the button 410 is disposed outside the welding gun body 100, one end of the pressing rod 420 is fixed at the middle of the button 410, and the other end is connected to the end of the first movable rod 351 after passing through the first opening, and is connected to the spring 600.
The second limiting rod 330 is movably disposed in the first cavity 110 along a direction parallel to the fixing post 500, that is, the second limiting rod 330 is disposed perpendicular to the first cavity 110. In the preferred embodiment, the first stop lever 320 and the second stop lever 330 are perpendicular to each other to form a T-shape. In the preferred embodiment, the second limiting rod 330 perpendicular to the overall moving direction of the pushing mechanism 300 is provided to ensure that the sliding direction of the pushing mechanism 300 is always on the central axis of the first cavity 110, so as to realize the stable movement of the pushing mechanism 300 in the first cavity 110, i.e. the second limiting rod 330 plays a role in horizontally limiting the movement of the scissor frame 340.
The ends of the pair of transmission rods 310 far away from the scissor fork 340 are rotatably connected to the middle part of the second limiting rod 330, the first limiting rod 320 is vertically fixed to the middle part of the side, far away from the transmission rods 310, of the second limiting rod 330, and the ends of the first limiting rod 320 far away from the second limiting rod 330 movably extend into or out of the first through hole groove 210. The driving rod 310 and the first limiting rod 320 are both connected to the middle part of the second limiting rod 330, so that the middle part of the second limiting rod 330 is used as a supporting point for ensuring the movement of the pair of driving rods 310, and the driving rods move along the horizontal center line of the second limiting rod 330.
Preferably, in order to enable the second stop lever 330 to smoothly and stably move horizontally in the first cavity 110, a pair of first grooves are concavely formed in the first cavity 110 and opposite inner walls corresponding to two ends of the second stop lever 330, the extending direction of the first grooves is parallel to the extending direction of the first stop lever 320, a protruding portion is formed at the end of the second stop lever 330 and corresponds to the first grooves, and the protruding portion is slidably clamped in the first grooves.
The principles and embodiments of the present application have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present application and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the application, and it will be appreciated that numerous modifications, adaptations and variations of the application can be made by those skilled in the art without departing from the principles of the application, and that other features and advantages of the application can be combined in any suitable manner, and that no improvement in the design or design of the application is intended to be applied directly to other applications.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910675546.XA CN110315163B (en) | 2019-07-25 | 2019-07-25 | A special welding gun for 2M terminals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910675546.XA CN110315163B (en) | 2019-07-25 | 2019-07-25 | A special welding gun for 2M terminals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110315163A CN110315163A (en) | 2019-10-11 |
| CN110315163B true CN110315163B (en) | 2025-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910675546.XA Active CN110315163B (en) | 2019-07-25 | 2019-07-25 | A special welding gun for 2M terminals |
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| CN (1) | CN110315163B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114178758B (en) * | 2021-12-27 | 2024-02-02 | 舟山技师学院（筹） | Ship welding robot |
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| CN210306143U (en) * | 2019-07-25 | 2020-04-14 | 国网冀北电力有限公司廊坊供电公司 | Special welding gun for 2M terminal |
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| CN2053960U (en) * | 1988-06-02 | 1990-03-07 | 李学海 | Electric iron |
| CN2303701Y (en) * | 1997-05-24 | 1999-01-13 | 文斌 | Injection type electric iron |
| JP3001529B1 (en) * | 1998-09-29 | 2000-01-24 | 山形日本電気株式会社 | Soldering iron with discharge function |
| JP5862937B2 (en) * | 2011-09-28 | 2016-02-16 | 株式会社ダイヘン | Consumable electrode gas shield arc welding torch |
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| CN107570834B (en) * | 2017-10-25 | 2020-01-31 | 梧州恒声电子科技有限公司 | Soldering tin apparatus for producing kinds of terminal socket |
| CN208427809U (en) * | 2018-06-06 | 2019-01-25 | 河海大学 | A kind of operated electric iron of simplicity |
| CN109175576B (en) * | 2018-08-23 | 2020-10-27 | 重庆市嘉凌新科技有限公司 | Chip suction welding equipment |
| CN109451121B (en) * | 2018-12-21 | 2024-06-07 | 歌尔科技有限公司 | Clamping device and head-mounted equipment |
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2019
- 2019-07-25 CN CN201910675546.XA patent/CN110315163B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104070257A (en) * | 2014-06-23 | 2014-10-01 | 钱月珍 | Pneumatic electric soldering iron |
| CN207343932U (en) * | 2017-11-08 | 2018-05-11 | 李春国 | A kind of scolding tin pen |
| CN210306143U (en) * | 2019-07-25 | 2020-04-14 | 国网冀北电力有限公司廊坊供电公司 | Special welding gun for 2M terminal |
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| CN110315163A (en) | 2019-10-11 |
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