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CN-117945059-B - Loading and unloading conveyer of PCB board

CN117945059BCN 117945059 BCN117945059 BCN 117945059BCN-117945059-B

Abstract

The application relates to a feeding and discharging conveying device of a PCB (printed circuit board), which relates to the technical field of PCB testing, and comprises a frame, a wheel arrangement conveying assembly and a board arrangement assembly, wherein the frame comprises a main support and an auxiliary support, the main support is connected and fixed with the auxiliary support, the wheel arrangement conveying assembly is connected with the auxiliary support, the wheel arrangement conveying assembly comprises a first screw rod assembly and a wheel arrangement group, the first screw rod assembly is connected with the auxiliary support and the wheel arrangement group, the wheel arrangement group is used for conveying PCB workpieces, the board arrangement assembly is connected with the main support, the board arrangement assembly comprises a board arrangement frame and a moving assembly, the moving assembly is in sliding connection with the main support, the board arrangement frame comprises a discharging board arrangement plate, a table top beam and a discharging connecting plate, the discharging board arrangement plate is fixedly connected with the moving assembly, the table top beam is arranged at two ends of the discharging board arrangement plate and is fixedly connected with the moving assembly, the discharging connecting plate beam is far away from one end of the discharging board arrangement plate, and the wheel arrangement group is arranged between the two table top beams, and the board arrangement plate frame is used for bearing vertically stacked PCB workpieces.

Inventors

  • LIANG DAWEI
  • LI QINGYOU

Assignees

  • 深圳市东方宇之光科技股份有限公司

Dates

Publication Date
20260508
Application Date
20240316

Claims (6)

  1. 1. The utility model provides a last unloading conveyer of PCB board which characterized in that, last unloading conveyer of PCB board includes: The rack (100) comprises a main bracket (110) and a secondary bracket (120), wherein the main bracket (110) and the secondary bracket (120) are connected and fixed with each other; The wheel-arranging transportation assembly (200) is connected with the auxiliary bracket (120), the wheel-arranging transportation assembly (200) comprises a first screw rod assembly and a wheel-arranging group (220), the first screw rod assembly is connected with the auxiliary bracket (120) and the wheel-arranging group (220), and the wheel-arranging group (220) is used for transporting a PCB workpiece; The plate placing assembly (300) is connected with the main support (110), the plate placing assembly (300) comprises a plate placing frame and a moving assembly, the moving assembly is in sliding connection with the main support (110), the plate placing frame comprises a discharging plate placing frame (311), a table top beam (312) and a discharging connecting plate (313), the discharging plate placing frame (311) is fixedly connected with the moving assembly, the table top beam (312) is arranged at two ends of the discharging plate placing frame (311) and fixedly connected with the moving assembly, the discharging connecting plate (313) is connected with one end, far away from the discharging plate placing frame (311), of the table top beam (312), the plate placing frame is arranged between the two table top beams (312), and the plate placing frame is used for bearing vertically stacked PCB plate workpieces; The first screw rod assembly comprises a lifting guide rod (211), a lifting guide sleeve seat (212), a guide rod upper end plate (213), a bearing seat (214) and a lifting screw rod (215), wherein the bearing seat (214) is arranged on the auxiliary support (120), the lifting guide sleeve seat (212) is arranged on two sides of the bearing seat (214), the lifting guide sleeve seat (212) is arranged on the auxiliary support (120), the lifting guide rod (211) is arranged in the lifting guide sleeve seat (212), the lifting screw rod (215) is arranged in the bearing seat (214), the guide rod upper end plate (213) is fixedly connected with the lifting guide rod (211) and the upper end of the lifting screw rod (215), and the guide rod upper end plate (213) is fixedly connected with the gear-arranging set (220); The main support (110) comprises an upper support (111), a lower support (112) and a reinforcing plate (113), wherein the upper support (111) and the lower support (112) are fixedly connected through the reinforcing plate (113), the auxiliary support (120) is fixedly connected with the lower support (112), a first mounting plate (114) is arranged on the upper support (111), and a second mounting plate (115) is arranged on the lower support (112); The movable assembly comprises a first movable assembly and a second movable assembly, the first movable assembly comprises a first sliding rail (321), a second sliding rail (322), a first sliding block (323), a second sliding block (324), a supporting plate (325) and a second screw rod assembly, the first sliding rail (321) is arranged on the first mounting plate (114), the first sliding block (323) is connected with the upper end of the supporting plate (325), the first sliding block (323) is in sliding connection with the first sliding rail (321), the second sliding rail (322) is arranged on the second mounting plate (115), the second sliding block (324) is connected with the lower end of the supporting plate (325), the second sliding block (324) is in sliding connection with the second sliding rail (322), the second screw rod assembly is arranged on the second mounting plate (115), the second screw rod assembly is arranged between the second sliding rails (322), and the second screw rod assembly is connected with the second sliding block (324); The second moving assembly comprises a vertical guide rod (326), a vertical screw rod (327) and a lifting connecting plate (328), the lifting connecting plate (328) is connected with the two table top cross beams (312), the lifting connecting plate (328) is arranged below the discharging plate (311), the vertical guide rods (326) are arranged at two ends of the discharging plate (311), the lower ends of the vertical guide rods (326) are connected with the lifting connecting plates (328), the vertical screw rods (327) are connected with the discharging plate (311) and the lifting connecting plates (328), and the vertical screw rods (327) are arranged between the two vertical guide rods (326).
  2. 2. The feeding and discharging transportation device for the PCB boards according to claim 1, wherein the row wheel set (220) comprises a lifting mounting plate (221), friction wheels (222), a synchronous belt (223) and a board clamp driving pulley (224), the lifting mounting plate (221) is connected with the first screw rod assembly, a plurality of friction wheels (222) and a plurality of board clamp driving pulleys (224) are respectively arranged at two sides of the lifting mounting plate (221), each friction wheel (222) is in corresponding driving connection with each board clamp driving pulley (224), and a plurality of board clamp driving pulleys (224) are connected through the synchronous belt (223).
  3. 3. The feeding and discharging transportation device of the PCB board according to claim 1, wherein the second screw assembly comprises a screw mounting seat (331), a screw positioning seat (332) and a translation screw (333), the translation screw (333) is arranged between the second slide rails (322), one end of the second slide rail (322) is provided with the screw mounting seat (331), the other end of the second slide rail (322) is provided with the screw positioning seat (332), and the translation screw (333) is connected with the screw mounting seat (331) and the screw positioning seat (332).
  4. 4. The feeding and discharging transportation device for the PCB board according to claim 1, wherein the board placing assembly (300) includes a photoelectric sensing bracket (340), and the photoelectric sensing bracket (340) is disposed at an outer side edge of the table top beam (312).
  5. 5. The feeding and discharging transportation device for the PCB board according to claim 1, wherein the board placing assembly (300) includes an in-place induction piece (350), the PCB board workpiece is transported to a testing host for testing, the in-place induction piece (350) is disposed on a left side and a right side of the testing host, and the in-place induction piece (350) is used for inducing the PCB board workpiece.
  6. 6. The feeding and discharging transportation device for the PCB boards according to claim 2, wherein the arranging wheel set (220) comprises an induction guiding block (225), the induction guiding block (225) is arranged on the lifting mounting plate (221), the induction guiding block (225) and the friction wheel (222) are arranged on the same horizontal line, and a guiding groove (226) is arranged on the induction guiding block (225).

Description

Loading and unloading conveyer of PCB board Technical Field The application relates to the technical field of PCB testing, in particular to a PCB feeding and discharging conveying device. Background In order to ensure the stability and the precision of the test, the PCB is transported to a flying probe tester to perform the function test in a manual transportation mode in the related art, and then transported out after the test, and a great amount of manual time is required for the test to be spent for the board replacement test in time due to longer test time. Patent of the invention The application provides a loading and unloading conveying device for a PCB (printed Circuit Board), which aims to solve the technical problems that in the background art, the testing time is long, a great deal of manual time is required to be spent for timely board replacement testing, and the testing efficiency is low. In order to solve the technical problems, the application adopts the technical scheme that the feeding and discharging transportation device for the PCB comprises: The rack comprises a main bracket and an auxiliary bracket, wherein the main bracket is connected and fixed with the auxiliary bracket; the wheel arrangement transportation assembly is connected with the auxiliary bracket and comprises a first screw rod assembly and a wheel arrangement group, the first screw rod assembly is connected with the auxiliary bracket and the wheel arrangement group, and the wheel arrangement group is used for transporting a PCB workpiece; Put the board subassembly with the main support is connected, put the board subassembly including putting grillage and moving assembly, moving assembly with main support sliding connection, put the grillage including ejection of compact put board, mesa crossbeam, ejection of compact connecting plate, ejection of compact put the board with moving assembly connects fixedly, the mesa crossbeam is located ejection of compact put the both ends of board and with moving assembly connects fixedly, ejection of compact connecting plate connects the mesa crossbeam is kept away from the one end that the board was put in ejection of compact, the row wheelset is located two between the mesa crossbeam, it is used for bearing vertical stacking to put the grillage the PCB board work piece. Through adopting above-mentioned technical scheme, the staff puts the PCB board work piece of vertical pile up between ejection of compact putting board and ejection of compact connecting plate, first lead screw subassembly drives row wheelset upward movement, after the butt lived a PCB board work piece, row wheelset transports it out to the test site that awaits measuring, then first lead screw subassembly drives row wheelset downwardly moving, remove the subassembly and drive put the grillage and remove, make next PCB board work piece and row wheelset correspond the matching, row wheelset and then transport next PCB board work piece and export, accomplish automatic feeding transportation operation, automatic unloading is the same with automatic feeding principle, and its simple structure, work efficiency is high. Optionally, the row wheelset includes lift mounting panel, friction pulley, synchronous belt, board clamp driving pulley, the lift mounting panel with first lead screw subassembly is connected, a plurality of friction pulley and a plurality of board clamp driving pulley locate respectively the both sides of lift mounting panel, every the friction pulley with every board clamp driving pulley corresponds the transmission and connects, a plurality of pass through between the board clamp driving pulley synchronous belt connects. Through adopting above-mentioned technical scheme, first lead screw subassembly drives lift mounting panel and reciprocates, and a plurality of friction pulleys match with PCB board work piece and correspond, and board clamp driving pulley is connected with the friction pulley transmission, and synchronous belt moves, and synchronous belt drives board clamp driving pulley motion, and then drives the friction pulley and rotate, makes a plurality of friction pulley synchronous motion, has realized the stable transportation of friction pulley to PCB board work piece. Optionally, the first lead screw subassembly includes lift guide arm, lift guide arm seat, guide arm upper end plate, bearing frame, lift lead screw, the bearing frame is located on the auxiliary support, the both sides of bearing frame are equipped with lift guide arm seat, lift guide arm seat is located on the auxiliary support, the lift guide arm is located in the lift guide arm seat, the lift lead screw is located in the bearing frame, the guide arm upper end plate with the lift guide arm the upper end connection of lift lead screw is fixed, the guide arm upper end plate with the row wheel subassembly is connected fixedly. Through adopting above-mentioned technical scheme, the guide arm upper end plate is connected with the