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CN-224233928-U - Circuit board lead-tin welding equipment with accurate positioning function

CN224233928UCN 224233928 UCN224233928 UCN 224233928UCN-224233928-U

Abstract

The utility model relates to a technical field of circuit board especially relates to circuit board plumbous tin welding equipment with accurate locate function, hold-down mechanism, including four translation portions, the hold-down part of setting on translation portion; a moving part arranged on the translation part; the driving mechanism comprises a rotating part arranged below the translation part and a driving part arranged at one side of the rotating part; the circuit board lead-tin welding equipment with the accurate positioning function is characterized in that a circuit board body is placed through a supporting table, a screw rod is respectively rotated to enable a sliding block to move towards the center of the supporting table until the side walls of the sliding block respectively prop against the side walls of the circuit board body, and the horizontal movement of the circuit board body is limited; the rack is pulled to drive the gear to rotate, so that the screw rod rotates, the moving plate in threaded connection with the screw rod moves upwards, the sliding rod moves upwards to prop against the pressing plate, the pressing plate rotates around the fixed block until the buffer balls prop against the upper wall of the circuit board body, and the rack is pulled to weld lead and tin of the circuit board body.

Inventors

  • WANG CHANGHONG
  • ZHAO XING

Assignees

  • 江苏凯能宏光电子有限公司

Dates

Publication Date
20260512
Application Date
20250325

Claims (10)

  1. 1. The circuit board lead-tin welding equipment with the accurate positioning function is characterized by comprising, The compressing mechanism (2) comprises four translation parts (21), a compressing part (22) arranged on the translation parts (21), and a moving part (23) arranged on the translation parts (21); A driving mechanism (3) including a rotation part (31) provided below the translation part (21), and a driving part (32) provided on one side of the rotation part (31); The driving part (32) drives the rotating part (31) to rotate, the moving part (23) moves upwards, and the pressing part (22) rotates to limit.
  2. 2. The circuit board lead-tin welding equipment with accurate positioning function according to claim 1, wherein the translation part (21) is provided with a supporting mechanism (1), the supporting mechanism (1) comprises a supporting table (11), a circuit board body (12) arranged on the supporting table (11) and a sliding part (13) arranged on the supporting table (11).
  3. 3. The lead-tin soldering equipment with the accurate positioning function for the circuit board according to claim 2, wherein the sliding part (13) comprises four sliding grooves (131) arranged on the supporting table (11), and sliding blocks (132) arranged in the sliding grooves (131) in a sliding manner.
  4. 4. The circuit board lead-tin soldering apparatus with accurate positioning function according to claim 3, wherein the sliding part (13) further comprises moving grooves (133) arranged on both sides of the sliding groove (131), and a moving block (134) arranged in the moving grooves (133) and fixed with the sliding block (132).
  5. 5. The lead-tin soldering equipment with the accurate positioning function for the circuit board according to claim 3 or 4, wherein the translation part (21) comprises a sleeve (211) fixedly arranged on the side wall of the sliding block (132), a screw (212) rotatably arranged on the side wall of the sleeve (211), and the screw (212) penetrates through the side wall of the sliding groove (131) and is in threaded connection with the side wall of the sliding block.
  6. 6. The lead-tin soldering equipment with the accurate positioning function for the circuit board of claim 5, wherein the pressing part (22) comprises a fixed block (221) fixedly arranged on the upper wall of the sliding block (132), a pressing plate (222) rotatably arranged on the upper wall of the fixed block (221) and a buffer ball (223) fixedly arranged on the lower wall of the pressing plate (222).
  7. 7. The lead-tin soldering equipment with the accurate positioning function for the circuit board according to claim 6, wherein the moving part (23) comprises a sliding rod (231) which is arranged in the sleeve (211) in a sliding manner, and a moving plate (232) which is fixedly arranged on the lower wall of the sliding rod (231), and the moving plate (232) is in a cross shape.
  8. 8. The lead-tin soldering equipment with the accurate positioning function for the circuit board of claim 7, wherein the rotating part (31) comprises a screw rod (311) rotatably arranged on the lower wall of the supporting table (11), a gear (312) fixedly sleeved on the screw rod (311), and the screw rod (311) penetrates through the center of the movable plate (232) and is in threaded connection with the movable plate.
  9. 9. The circuit board lead-tin soldering apparatus with accurate positioning function according to claim 8, wherein the driving part (32) comprises a T-shaped groove (322) arranged on the lower wall of the supporting table (11), and a T-shaped plate (323) arranged in the T-shaped groove (322) in a sliding manner.
  10. 10. The lead-tin soldering equipment with the accurate positioning function for the circuit board of claim 9, wherein the driving part (32) further comprises a rack (321) fixedly arranged on the lower wall of the T-shaped plate (323), and the rack (321) is meshed with the gear (312).

Description

Circuit board lead-tin welding equipment with accurate positioning function Technical Field The application relates to the technical field of circuit boards, in particular to lead-tin soldering equipment with an accurate positioning function for a circuit board. Background A wiring board, also called a printed circuit board, is an indispensable basic component in electronic devices, and is a printed board in which connection lines from point to point and printed elements are formed on an insulating base material in a predetermined design. The electronic component is manufactured through electronic printing technology, and the electrical connection between the electronic components is realized. The lead-tin soldering of the circuit board is mainly based on the fact that lead-tin alloy solder is melted after being heated to a melting point, and wets bonding pads of the circuit board and pins of electronic components by virtue of the action of soldering flux, fills a connecting gap, and forms firm and conductive connecting points after cooling and solidification. The welding mode utilizes atomic diffusion and metallurgical bonding between metals to realize electric and mechanical connection. However, in the process of lead-tin soldering, the conventional circuit board is limited only to the movement of the circuit board in the horizontal direction, and in the process of soldering, the circuit board may move in the vertical direction, so that lead-tin soldering errors are caused. Disclosure of utility model The present application has been made in view of the above-described problem that the conventional circuit board may move in the vertical direction at the time of soldering. Therefore, an object of the present utility model is to provide a circuit board lead-tin soldering apparatus with a precise positioning function, which aims to restrict movement of the circuit board in the vertical direction at the time of soldering. In order to solve the technical problems, the utility model provides the following technical proposal that comprises, The compressing mechanism comprises four translation parts and a compressing part arranged on the translation parts; a moving part arranged on the translation part; The driving mechanism comprises a rotating part arranged below the translation part and a driving part arranged at one side of the rotating part; The driving part drives the rotating part to rotate, the moving part moves upwards, and the compressing part rotates to limit. As an optimal scheme of the circuit board lead-tin welding equipment with the accurate positioning function, the translation part is provided with the supporting mechanism, the supporting mechanism comprises a supporting table, the circuit board body is arranged on the supporting table, and the sliding part is arranged on the supporting table. As a preferable scheme of the circuit board lead-tin welding equipment with the accurate positioning function, the sliding part comprises four sliding grooves arranged on the supporting table, and sliding blocks arranged in the sliding grooves in a sliding manner. As a preferable scheme of the circuit board lead-tin soldering equipment with the accurate positioning function, the sliding part further comprises moving grooves arranged on two sides of the sliding groove, and moving blocks which are arranged in the moving grooves and are fixed with the sliding blocks. As a preferable scheme of the circuit board lead-tin welding equipment with the accurate positioning function, the translation part comprises a sleeve fixedly arranged on the side wall of the sliding block, a screw rod arranged on the side wall of the sleeve is rotated, and the screw rod penetrates through the side wall of the sliding groove and is in threaded connection with the side wall of the sliding groove. As an optimal scheme of the circuit board lead-tin welding equipment with the accurate positioning function, the pressing part comprises a fixed block fixedly arranged on the upper wall of the sliding block, a pressing plate rotatably arranged on the upper wall of the fixed block and a buffer ball fixedly arranged on the lower wall of the pressing plate. As an optimal scheme of the circuit board lead-tin welding equipment with the accurate positioning function, the moving part comprises a sliding rod which is arranged in the sleeve in a sliding manner, and a moving plate which is fixedly arranged on the lower wall of the sliding rod and is in a cross shape. As a preferable scheme of the circuit board lead-tin welding equipment with the accurate positioning function, the rotating part comprises a screw rod rotatably arranged on the lower wall of the supporting table, and a gear fixedly sleeved on the screw rod, and the screw rod penetrates through the center of the moving plate and is in threaded connection with the moving plate. As an optimal scheme of the circuit board lead-tin welding equipment with the accurate positioning function, the