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CN-117509147-B - Feeding device of vacuum reflow oven

CN117509147BCN 117509147 BCN117509147 BCN 117509147BCN-117509147-B

Abstract

The invention relates to a vacuum reflow oven loading device applied to the technical field of reflow ovens, which comprises a tray conveying mechanism, a product conveying mechanism, a stacking loading mechanism, a tray stacking box, a loading tray, a product stacking box, workpieces to be produced and a product stacking manipulator which are fixedly arranged at the top of an oven body, wherein the tray stacking box and the product stacking box are pushed by the tray conveying mechanism and the product conveying mechanism, the tray stacking box and the product stacking box are internally and orderly stacked with the feeding disc and the workpieces to be produced, batch conveying feeding of the feeding disc and the workpieces to be produced is achieved, feeding workload is effectively reduced, the workpieces to be produced are grabbed by the product stacking manipulator and orderly placed in the feeding disc, and finally the feeding disc is pushed into the vacuum reflow oven, the feeding process is fully automatic, safety accidents of manual feeding are effectively avoided, and feeding efficiency is effectively improved.

Inventors

  • LIU JIANFENG
  • HUANG XIAOXING
  • GE JUN

Assignees

  • 南通金泰科技有限公司

Dates

Publication Date
20260505
Application Date
20231208

Claims (4)

  1. 1. The vacuum reflow oven feeding device is characterized by comprising a tray conveying mechanism, a product conveying mechanism and a stacking feeding mechanism which are fixedly arranged at the top of a machine body (1), wherein the output ends of the tray conveying mechanism and the product conveying mechanism are connected with the stacking feeding mechanism; The tray conveying mechanism comprises a tray box input rail (101) and a tray box output rail (102) which are fixedly mounted on the top of the machine body (1) in a superposition manner, the tray box input rail (101) and the tray box output rail (102) are both connected with a tray stacking box (2) in a sliding manner, a feeding tray (201) is placed in the tray stacking box (2), tray box lifting grippers (202) are fixedly connected with conveying ends of the tray box input rail (101) and the tray box output rail (102) together, and the tray box lifting grippers (202) correspond to the tray stacking box (2); The product conveying mechanism comprises a product box input rail (103) and a product box output rail (104) which are fixedly mounted on the top of the machine body (1) in a superposition manner, the product box input rail (103) and the product box output rail (104) are both connected with a product stacking box (3) in a sliding manner, workpieces (301) to be produced are placed in the product stacking box (3), a product box lifting grip (302) is fixedly connected with the conveying ends of the product box input rail (103) and the product box output rail (104) together, and the product box lifting grip (302) corresponds to the product stacking box (3); The stacking and feeding mechanism comprises a grabbing cross sliding rail (4) fixedly installed at the top of the machine body (1), a product stacking manipulator (401) is fixedly connected to the moving end of the grabbing cross sliding rail (4), the product stacking manipulator (401) corresponds to a workpiece (301) to be produced, a tray feeding rail (402) and a product feeding rail (403) are fixedly connected to the two ends of the bottom of the grabbing cross sliding rail (4) respectively, the input end of the tray feeding rail (402) corresponds to a tray box lifting gripper (202), and the input end of the product feeding rail (403) corresponds to a product box lifting gripper (302); The feeding device is characterized in that feeding driving belts (6) are movably connected to the inside of the left end and the inside of the right end of the tray feeding track (402), a plurality of containing holes (601) are fixedly formed in the outer ring surface of the feeding driving belts (6) at equal intervals, a meshing column (602) is movably connected to the inside of each containing hole (601), a plurality of meshing holes (603) which are arranged at equal intervals are formed in the two ends of the feeding tray (201), and the meshing holes (603) correspond to the meshing column (602); The tray feeding track (402) is characterized in that the top parts of the left end and the right end of the tray feeding track (402) are fixedly connected with anti-drop covers (7), the anti-drop covers (7) vertically correspond to the feeding transmission belt (6), the bottom parts of the anti-drop covers (7) are fixedly connected with anti-drop ribs (701), the top ends of the engaging posts (602) are provided with anti-drop grooves (702), the anti-drop grooves (702) are slidably connected with the anti-drop ribs (701), one end of the tray feeding track (402) adjacent to the tray box lifting grippers (202) is fixedly connected with a raised pad rail (8), the raised pad rail (8) extends to the bottom part of the anti-drop covers (7), a pad groove (801) is formed in the inner ring surface of the feeding transmission belt (6), the raised pad rail (8) is slidably connected with the pad groove (801) and is communicated with a storage hole (601), the bottom ends of the engaging posts (602) are movably connected with the raised pad rail (8), the tray feeding track (402) is far away from the tray lifting grippers (802) and the suction pad rail (802) is made of a material with the suction pad (802) at the high level, the suction pad rail (802) is connected with the suction pad rail (802) by the suction pad rail (802), the snap post (602) is made of a stainless steel material.
  2. 2. The vacuum reflow oven feeding device according to claim 1, wherein the tray stacking box (2) and the product stacking box (3) are provided with stacking grooves (5) at both ends of the inner wall, and the feeding tray (201) and the workpieces (301) to be produced are in sliding connection with the stacking grooves (5).
  3. 3. The vacuum reflow oven feeding device according to claim 2, wherein one end of the tray box lifting grip (202) far away from the tray feeding track (402) is fixedly connected with a tray pushing cylinder (203), and the output end of the tray pushing cylinder (203) horizontally corresponds to the stacking groove (5).
  4. 4. The vacuum reflow oven feeding device according to claim 2, wherein one end of the product box lifting grip (302) far away from the product feeding track (403) is fixedly connected with a product pushing cylinder (303), and the output end of the product pushing cylinder (303) horizontally corresponds to the stacking groove (5).

Description

Feeding device of vacuum reflow oven Technical Field The invention relates to a feeding device, in particular to a vacuum reflow oven feeding device applied to the technical field of reflow ovens. Background The vacuum reflow oven is used for high-quality welding of products in a vacuum environment, a reducing system is introduced in the heating or cooling process to protect the products and the solder from oxidation, and meanwhile, the oxides on the surfaces of the products and the solder react, so that the quality of the welding surface is improved, the cavity rate of welding is reduced, and the reflow oven is equipment required by SMT (surface mount technology) manufacturing process in the electronic technology industry. The reflow oven process is to realize the soldering of the mechanical and electrical connection between the soldering terminals or pins of the surface-assembled components and the soldering pads of the printed board by remelting the paste solder pre-distributed on the soldering pads of the printed board. The reflow oven is the last key procedure of the surface mounting technology, the reflow oven adopts manual work to reflow tray workpieces, the workpieces are placed into the reflow tray, then the tray is placed into a reflow high-temperature area for operation, the feeding operation steps are repeated, the operation workload is large, and the feeding safety accident is easy to cause. Disclosure of Invention Aiming at the prior art, the invention aims to solve the technical problems that the manual feeding mode has large workload and is easy to cause safety accidents. In order to solve the problems, the invention provides a vacuum reflow oven feeding device, which comprises a tray conveying mechanism, a product conveying mechanism and a stacking feeding mechanism which are fixedly arranged at the top of an oven body, wherein the output ends of the tray conveying mechanism and the product conveying mechanism are connected with the stacking feeding mechanism; The tray conveying mechanism comprises a tray box input rail and a tray box output rail which are fixedly mounted on the top of the machine body in a superposition manner, wherein the tray stacking boxes are slidably connected inside the tray box input rail and the tray box output rail, a feeding tray is placed inside the tray stacking boxes, tray box lifting grippers are fixedly connected with conveying ends of the tray box input rail and the tray box output rail together, and the tray box lifting grippers correspond to the tray stacking boxes; The product conveying mechanism comprises a product box input rail and a product box output rail which are fixedly mounted on the top of the machine body in a superposition manner, wherein the product stacking boxes are slidably connected inside the product box input rail and the product box output rail, workpieces to be produced are placed inside the product stacking boxes, product box lifting grippers are fixedly connected at conveying ends of the product box input rail and the product box output rail together, and the product box lifting grippers correspond to the product stacking boxes; The stacking feeding mechanism comprises a grabbing cross sliding rail fixedly mounted at the top of the machine body, a product stacking manipulator is fixedly connected to the moving end of the grabbing cross sliding rail, the product stacking manipulator corresponds to a workpiece to be produced, a tray feeding rail and a product feeding rail are fixedly connected to the two ends of the bottom of the grabbing cross sliding rail respectively, the input end of the tray feeding rail corresponds to a tray box lifting gripper, and the input end of the product feeding rail corresponds to a product box lifting gripper. In the vacuum reflow oven loading attachment, utilize tray transport mechanism and product transport mechanism propelling movement tray stacking case and product stacking box, realize the batch of charging tray and waiting to produce the work piece and carry the material loading, reuse the product stacking manipulator to snatch and wait to produce the work piece and put in order in the charging tray, the charging tray pushes vacuum reflow oven at last, the material loading process is full-automatic, effectively avoids artifical reinforced incident, effectively improves material loading efficiency. As a further improvement of the application, the two ends of the inner walls of the tray stacking box and the product stacking box are respectively provided with a stacking groove, the feeding tray and the workpieces to be produced are both in sliding connection with the stacking grooves, and the batch feeding operation of the tray stacking box and the product stacking box is realized by orderly stacking the feeding tray and the workpieces to be produced in the stacking grooves, so that the feeding workload is effectively simplified. As a still further improvement of the application, one end of the tray