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CN-224234060-U - Titanium alloy selective welding jig

CN224234060UCN 224234060 UCN224234060 UCN 224234060UCN-224234060-U

Abstract

The utility model discloses a titanium alloy selective welding jig which comprises a positioning assembly and a righting assembly, wherein the positioning assembly comprises a bottom plate and a tin shielding frame, a mounting groove is formed in the bottom plate, a supporting plate is fixedly connected to the inner side wall of the mounting groove, a positioning plate is placed in the mounting groove, the bottom of the positioning plate is in contact with the top of the supporting plate, the tin shielding frame is fixedly surrounded on the edge of the bottom plate, lock seats are arranged on two sides of the top of the tin shielding frame, the positioning plate comprises a plate body, a plurality of positioning grooves are formed in the plate body along the length direction of the plate body, a hollow groove is formed in the positioning groove, the righting assembly comprises a cover plate, the bottom of the cover plate is fixedly connected with a limiting plate through an elastic piece, and the bottom of the limiting plate is abutted to the top of the positioning plate. The utility model adopts a layered positioning plate and limiting plate combined structure, and cooperates with the design of the hollowed-out groove and the limiting bulge to realize the accurate positioning of multiple workpieces and the isolation of welding slag.

Inventors

  • CHEN YONGHONG

Assignees

  • 深圳市力通电子有限公司

Dates

Publication Date
20260512
Application Date
20250515

Claims (8)

  1. 1. A titanium alloy selective welding jig which is characterized by comprising: The positioning assembly (100) comprises a bottom plate (101) and a tin shielding frame (107), wherein a mounting groove (102) is formed in the bottom plate (101), a supporting plate (103) is fixedly connected to the inner side wall of the mounting groove (102), a positioning plate (104) is placed in the mounting groove (102), and the bottom of the positioning plate (104) is in contact with the top of the supporting plate (103); the tin shielding frame (107) is fixedly arranged on the edge of the bottom plate (101) in a surrounding mode, and lock bases (108) are arranged on two sides of the top of the tin shielding frame (107); The positioning plate (104) comprises a plate body (1041), wherein a plurality of positioning grooves (1042) are formed in the plate body (1041) along the length direction of the plate body, and hollow grooves (1043) are formed in the positioning grooves (1042); The righting component (200) comprises a cover plate (201), wherein the bottom of the cover plate (201) is fixedly connected with a limiting plate (202) through an elastic piece, the bottom of the limiting plate (202) is abutted to the top of a positioning plate (104), bases (203) are fixedly connected to two sides of the cover plate (201), a lock catch (204) is rotationally connected to the bases (203), and the output end of the lock catch (204) is clamped in a locking groove of a lock seat (108).
  2. 2. The titanium alloy selective welding jig according to claim 1, wherein the limiting plate (202) is provided with a plurality of limiting grooves along the length direction thereof, and the limiting grooves correspond to the positioning grooves (1042).
  3. 3. The titanium alloy selective welding jig according to claim 2, wherein a plurality of limiting protrusions are arranged on the top of the inner wall of the limiting groove, and the tops of the limiting protrusions are flush with the top of the limiting plate (202).
  4. 4. The titanium alloy selective welding jig according to claim 1, wherein pressing grooves (1044) are formed in two sides of the plate body (1041), pressing blocks (105) are rotatably connected to two sides of the top of the bottom plate (101), and one side of the bottom of each pressing block (105) is abutted to the inner bottom wall of each pressing groove (1044).
  5. 5. The titanium alloy selective welding jig according to claim 1, wherein limiting blocks (106) are fixedly connected to four corners of the top of the bottom plate (101), and the limiting blocks (106) are distributed at four corners of the mounting groove (102).
  6. 6. The titanium alloy selective welding jig according to claim 1, wherein a plurality of positioning seats (109) are fixedly connected to the top of the bottom plate (101), a plurality of positioning rods (205) are fixedly connected to the bottom of the cover plate (201), and the positioning rods (205) are movably inserted into the positioning seats (109).
  7. 7. The titanium alloy selective welding jig according to claim 1, wherein the left side and the right side of the tin shielding frame (107) are fixedly connected with support rods (110).
  8. 8. The titanium alloy selective welding jig according to claim 1, wherein an observation window is formed in the cover plate (201).

Description

Titanium alloy selective welding jig Technical Field The utility model relates to the technical field of selective welding jigs, in particular to a titanium alloy selective welding jig. Background The titanium alloy selective welding jig is a PCB jig for SMT processing, and is suitable for various PCB boards with SMD components on the soldering tin surface of the plug-in component. The positioning structure of the traditional jig adopts single plane support or simple clamping groove design, is difficult to adapt to the multi-point positioning requirement of the titanium alloy workpiece, and especially in the welding process of microminiaturization and special-shaped titanium alloy workpieces, the workpiece is easy to cause the problems of cold joint, welding spot deviation and the like due to positioning deviation, and the product yield is directly influenced. Disclosure of utility model In order to overcome the defects of the prior art, the embodiment of the utility model provides a titanium alloy selective welding jig, which aims to solve the technical problems that the conventional titanium alloy selective welding jig is difficult to adapt to the multi-point positioning requirements of titanium alloy workpieces, and particularly the problems that the workpieces are easy to cause cold welding, welding spot deviation and the like due to positioning deviation in the welding process of miniaturized and irregularly-shaped titanium alloy workpieces directly influence the product yield. In order to solve the technical problems, the utility model provides the technical scheme that the titanium alloy selective welding jig comprises a positioning assembly and a righting assembly, wherein the positioning assembly comprises a bottom plate and a tin shielding frame, a mounting groove is formed in the bottom plate, a supporting plate is fixedly connected to the inner side wall of the mounting groove, a positioning plate is placed in the mounting groove, and the bottom of the positioning plate is contacted with the top of the supporting plate; The tin shielding frame is fixed around the edge of the bottom plate, and lock seats are arranged on two sides of the top of the tin shielding frame; The locating plate comprises a plate body, wherein a plurality of locating grooves are formed in the length direction of the plate body, and hollowed-out grooves are formed in the locating grooves; The centering component comprises a cover plate, the bottom of the cover plate is fixedly connected with a limiting plate through an elastic piece, the bottom of the limiting plate is abutted to the top of the positioning plate, bases are fixedly connected to the two sides of the cover plate, a lock catch is rotationally connected to the bases, and the output end of the lock catch is clamped in a locking groove of the lock seat. As a preferable scheme of the titanium alloy selective welding jig, the limiting plate is provided with a plurality of limiting grooves along the length direction, and the limiting grooves correspond to the positioning grooves. As a preferable scheme of the titanium alloy selective welding jig, the top of the inner wall of the limiting groove is provided with a plurality of limiting protrusions, and the tops of the limiting protrusions are flush with the top of the limiting plate. As a preferable scheme of the titanium alloy selective welding jig, pressing grooves are formed in two sides of the plate body, pressing blocks are rotatably connected to two sides of the top of the bottom plate, and one side of the bottom of each pressing block is abutted to the inner bottom wall of each pressing groove. As a preferable scheme of the titanium alloy selective welding jig, limit blocks are fixedly connected to four corners of the top of the bottom plate, and the limit blocks are distributed at four corners of the mounting groove. As a preferable scheme of the titanium alloy selective welding jig, the top of the bottom plate is fixedly connected with a plurality of positioning seats, the bottom of the cover plate is fixedly connected with a plurality of positioning rods, and the positioning rods are movably inserted into the positioning seats. As a preferable scheme of the titanium alloy selective welding jig, the left side and the right side of the tin shielding frame are fixedly connected with the supporting rods. As a preferable scheme of the titanium alloy selective welding jig, an observation window is arranged on the cover plate. By means of the technical scheme, the utility model provides a titanium alloy selective welding jig which at least has the following beneficial effects: 1. adopt layering locating plate and limiting plate integrated configuration, cooperation hollow groove and spacing protruding design realize many work pieces accurate location and welding slag isolation. 2. The limiting plate connected with the elastic piece through the cover plate can simplify the operation flow while guaranteeing the pres