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CN-224222905-U - Automatic tin welder for welding pressure sensor

CN224222905UCN 224222905 UCN224222905 UCN 224222905UCN-224222905-U

Abstract

The utility model relates to the technical field of automatic tin soldering, in particular to an automatic tin welder for welding a pressure sensor. Comprises an automatic tin welder body base, a carrying plate, a wire clamp, a wire conveying mechanism, a welding gun push-pull mechanism, a wire feeding mechanism, a vision system and a welding control system. Fix solid long and soft wire through designing wire anchor clamps, prevent to warp, but double-deck replacement stock board draw-in groove designs accurate positioning sensor and wire anchor clamps, and electronic clamping jaw cooperation is held and is pressed from both sides anchor clamps and is stably transported the wire, and electro-magnet push-pull mechanism accurate control welder advances and retreats, and vision system detects the solder joint position in real time, guarantees welding quality. The utility model effectively solves the problem that the wire feeding of the fixed-length and soft wire is difficult during automatic welding, eliminates the problem of unstable manual welding quality, obviously improves the welding efficiency and consistency, and is suitable for the automatic welding scene of a large number of small-sized workpieces by using the fixed-length and soft wire.

Inventors

  • LI XIANGWEN
  • HUANG PENGHUI
  • JIA AITING
  • Tang Kangjia
  • ZENG YIWEN
  • LI ZHIPENG

Assignees

  • 湘潭大学

Dates

Publication Date
20260512
Application Date
20250513

Claims (6)

  1. 1. The automatic tin welder for the welding pressure sensor comprises an automatic tin welder body base (1), a carrying plate (2), a wire clamp (3), a wire conveying mechanism (4), a welding gun push-pull mechanism (5), a wire feeding mechanism (6), a vision system (7) and a welding control system (8), and is characterized in that the carrying plate (2) is divided into an upper layer and a lower layer, the lower layer is fixed on the automatic tin welder body base (1), the upper layer is replaceable, a plurality of clamping grooves are formed in the upper layer and used for positioning the pressure sensor and the wire clamp (3), the wire conveying mechanism (4) is fixedly connected with a vertical plate (9), the vertical plate (9) is connected with a side plate (10), the welding gun push-pull mechanism (5) is fixedly connected with the vision system (7) and is fixedly connected with the side plate (10), and the wire feeding mechanism (6) is fixed on the top of the automatic tin welder body base (1) through a transverse plate (11).
  2. 2. The automatic tin welder for welding pressure sensors of claim 1 wherein the wire clamp (3) has three wire clamping grooves with height differences at the front end of the clamp for fixing wires.
  3. 3. The automatic tin welding machine for welding the pressure sensor, which is characterized in that the welding gun push-pull mechanism (5) comprises a push-pull mechanism adapter plate (501), an electromagnet push-pull switch (502), a movable slider (503), a linear guide rail (504), a slider adapter plate (505), a push-pull movable plate (506) and a welding gun fixing plate (507), the welding gun push-pull mechanism (5) is fixedly connected with a side plate (10) through the push-pull mechanism adapter plate (501), the electromagnet push-pull switch (502) and the linear guide rail (504) are fixed on the upper part and the lower part of the push-pull mechanism adapter plate (501), the movable slider (503) is connected with the linear guide rail (504), the slider adapter plate (505) is fixedly connected with the movable slider (503), the upper end of the push-pull movable plate (506) is connected with the electromagnet push-pull switch (502), the rear end is fixedly connected with the slider adapter plate (505), and the front end is fixedly connected with the welding gun fixing plate (507) for fixing the welding gun (802).
  4. 4. The automatic tin welder for welding the pressure sensor of claim 1, wherein the wire conveying mechanism (4) comprises an electric clamping jaw (401) and a welding gun (802), wherein the electric clamping jaw (401) is fixed in relative position, a clamping clamp (402) is fixedly connected to the bottom end of the electric clamping jaw (401), and the clamping clamp is provided with an angle for clamping the wire clamp (3).
  5. 5. An automatic tin welder for welding pressure sensors according to claim 1 wherein the wire feeder (6) comprises a wire feed clamp (601) fixedly connected to a welding gun fixing plate (507), and the wire feed tube (602) end is perpendicular to the wire clamp (3).
  6. 6. An automatic tin welder for welding pressure sensors according to claim 1, characterized in that the vision system (7) comprises a vision adapter plate (701) fixedly connected with a side plate (10), an industrial camera (702) and an annular light source (703) are fixedly connected with the vision adapter plate (701), and the position height difference of the vision adapter plate and the object bearing plate (2) is fixed.

Description

Automatic tin welder for welding pressure sensor Technical Field The utility model relates to the technical field of automatic tin soldering, in particular to an automatic tin welder for welding a pressure sensor. Background The pressure sensor is widely applied to the fields of industrial weighing, automatic control, medical equipment and the like, and the stability and reliability of signal transmission of the pressure sensor are highly dependent on welding quality. The traditional manual welding has the problems of low efficiency, poor consistency and the like, and the automatic tin welder can remarkably improve the welding precision and the production efficiency and meet the manufacturing requirement of a high-precision sensor. However, the lead is pre-cut into a fixed length, the lead is soft and easy to swing, the pin interval of the pressure sensor is small, the welding needs to ensure that the tin amount and the wettability of each welding spot are uniform, the sensor is a sensitive element and can be damaged by high temperature, and the temperature of the soldering iron needs to be accurately controlled. In view of this we propose an automatic tin welder for welding pressure sensors to solve the existing problems. Disclosure of utility model The utility model provides an automatic tin welder for welding a pressure sensor, which ensures the stability of a soft wire with fixed length in the process of welding the pressure sensor by designing a special fixture and solves the problems of low efficiency, poor consistency and the like in the traditional manual welding. The utility model adopts the following technical scheme: an automatic tin welder for welding a pressure sensor is integrally installed in the following manner: The automatic tin soldering machine for the welding pressure sensor comprises an automatic tin soldering machine body base (1), a carrying plate (2), a wire clamp (3), a wire conveying mechanism (4), a welding gun push-pull mechanism (5), a wire feeding mechanism (6), a vision system (7) and a welding control system (8), and is characterized in that the carrying plate (2) is divided into an upper layer and a lower layer, the lower layer is fixed on the automatic tin soldering machine body base (1), the upper layer is replaceable, a plurality of clamping grooves are formed in the upper layer and used for positioning the pressure sensor and the wire clamp (3), the wire conveying mechanism (4) is fixedly connected with a vertical plate (9), the vertical plate (9) is connected with a side plate (10), the welding gun push-pull mechanism (5) is fixedly connected with the vision system (7) and the wire feeding mechanism (6) is fixed on the top of the automatic tin soldering machine body base (1) through a transverse plate (11). The wire clamp (3) is provided with three wire clamping grooves, each clamping groove is used for fixing a wire, the front end of the clamp is provided with a height difference of 0.5mm and used for flattening the front end of the wire, the wire is prevented from deforming, and the stability of the electric clamping jaw (401) in the wire feeding process is ensured. The welding gun push-pull mechanism (5) comprises a push-pull mechanism adapter plate (501), an electromagnet push-pull switch (502), a movable slider (503), a linear guide rail (504), a slider adapter plate (505), a push-pull movable plate (506) and a welding gun fixing plate (507), wherein the welding gun push-pull mechanism (5) is fixedly connected with a side plate (10) through the push-pull mechanism adapter plate (501), the electromagnet push-pull switch (502) and the linear guide rail (504) are fixed on the upper part and the lower part of the push-pull mechanism adapter plate (501), the movable slider (503) is connected with the linear guide rail (504), the slider adapter plate (505) is fixedly connected with the movable slider (503), the upper end of the push-pull movable plate (506) is connected with the electromagnet push-pull switch (502), the rear end of the slider adapter plate is fixedly connected with the welding gun fixing plate (507) for fixing the welding gun (802). The wire conveying mechanism (4) comprises an electric clamping jaw (401) and a welding gun (801) which are fixed in relative positions, a clamping fixture (402) is fixedly connected to the bottom end of the electric clamping jaw (401), and a certain angle is arranged on the clamping fixture and used for clamping the wire fixture (3). Wire feeding mechanism (6) are fixed at the top of automatic tin welder body base (1) including wire feeder (601), and wire feeding anchor clamps (602) fixed connection welder fixed plate (507), and wire feeding pipe (603) end is perpendicular with wire anchor clamps (3). The vision system (7) comprises a vision adapter plate (701) fixedly connected with a side plate (10), an industrial camera (702) and an annular light source (703) are fixedly connected with the vision adapter plate (701), and