CN-224233926-U - Furnace passing jig

CN224233926UCN 224233926 UCN224233926 UCN 224233926UCN-224233926-U

Abstract

The application provides a furnace passing jig which comprises a base, a first pressing piece and a second pressing piece, wherein the base is used for being connected to an external chain and moves along with the movement of the external chain, the base is provided with a containing groove and a plurality of first through holes, the containing groove is used for containing a circuit board, the plurality of first through holes are communicated with the same containing groove and are exposed to welding pins of the circuit board, the first pressing piece is rotatably connected to the base and can press the circuit board in the containing groove, the first pressing piece is provided with a plurality of first pressing pieces, the plurality of first pressing pieces are respectively pressed at the peripheral side of the circuit board, the second pressing piece is connected to the base in a positioning mode and presses the middle position of the circuit board, the first pressing pieces and the second pressing pieces press the circuit board at different positions, the connection effect of the circuit board and the base is guaranteed, detachment of the circuit board is avoided, the position accuracy of the circuit board of the furnace passing jig is improved, and meanwhile, the welding effect of the pins of the circuit board under the action of the furnace passing jig is guaranteed.

Inventors

ZHENG JIE
LUO GAN
LI XIN
LU XIANGHUI

Assignees

惠州市鑫永诚电子制品有限公司

Dates

Publication Date: 20260512
Application Date: 20250506

Claims (10)

1. The utility model provides a cross stove tool for support wait welded circuit board, cross stove tool includes: The device comprises a base, a plurality of first through holes, a plurality of second through holes, a plurality of first base, a plurality of second base and a plurality of second base, wherein the base is connected with an external chain and moves along with the movement of the external chain; The first pressing piece is rotatably connected to the base and can press the circuit board positioned in the accommodating groove, and the first pressing piece is provided with a plurality of pressing pieces which are respectively pressed against the peripheral side positions of the circuit board; The second pressing piece is connected to the base in a positioning mode and presses the middle position of the circuit board.
2. The furnace jig according to claim 1, wherein the base is provided with a positioning groove above the accommodating groove; The second pressing piece is in a strip shape and is inserted into the positioning groove, and the peripheral side wall of the second pressing piece is horizontally limited by the inner side wall of the positioning groove in the horizontal direction, so that the second pressing piece is detachably positioned on the base.
3. The furnace jig according to claim 2, wherein the positioning groove is concavely formed in a peripheral side wall of the base, the positioning groove has an upper opening, and the second pressing member penetrates through the upper opening in an up-down direction and is in positioning connection with the positioning groove.
4. The furnace jig according to claim 2, wherein a plurality of the first pressing members are sequentially arranged along the outer contour of the accommodating groove, and the plurality of the first pressing members are mounted on the same base and are positioned on both sides of the positioning groove.
5. The furnace jig according to claim 4, wherein the first pressing member includes a first main body and a first operation portion; When the first main body is positioned above the accommodating groove, the lower side wall of the first main body presses against the upper surface of the circuit board, and pins of the circuit board are exposed to the first through holes; The first operation part is connected to the first main body and is far away from the part of the first main body connected with the base, and the first operation part is used for being operated by a user and driving the first main body to rotate relative to the base under the manual acting force of the user.
6. The jig according to claim 5, wherein the first operation portion is disposed above the first body and protrudes upward from an upper surface of the first body, and the first operation portion is disposed in a column.
7. The furnace jig according to claim 5, wherein the base is provided with a threaded hole for screw connection; The first main body is provided with a second through hole, the second through hole exposes the threaded hole, the screw penetrates through the second through hole, and the screw is in clearance fit with the second through hole; The end of the screw is accommodated in the first main body.
8. The furnace jig of claim 1, wherein the first via is a square hole or a shaped hole.
9. The furnace jig according to claim 1, further comprising a shielding plate disposed on the underside of the base; the shielding plate is connected to the base and can shield part of the first via hole so as to prevent soldering tin from being soldered to a part of the circuit board, which is not a pin.
10. The furnace jig according to claim 1, further comprising a handle provided on an upper side of the base for a user to grasp; the peripheral side wall of base is equipped with the recess, and the lateral wall of this recess is used for contacting the chain.

Description

Furnace passing jig Technical Field The utility model relates to the technical field of furnace passing jigs, in particular to a furnace passing jig. Background Along with the development of technology, the furnace passing jig is applied to industry and is used for supporting a circuit board to be welded. In the prior art, the existing furnace passing jig comprises a base, wherein the base is used for being connected with an external chain and moves along with the movement of the external chain, the base is provided with a containing groove and a plurality of first through holes, the containing groove is used for containing a circuit board, the plurality of first through holes are communicated with the same containing groove and are exposed to welding pins of the circuit board, but the circuit board is easy to deviate, so that the position accuracy of the circuit board of the existing furnace passing jig is poor. Disclosure of utility model The utility model aims to provide a furnace passing jig, wherein a base is used for being connected to an external chain and moves along with the movement of the external chain, the base is provided with a containing groove and a plurality of first through holes, the containing groove is used for containing a circuit board, the plurality of first through holes are communicated with the same containing groove and are exposed out of welding pins of the circuit board, the first pressing piece is rotatably connected to the base and can press the circuit board in the containing groove, the first pressing piece is provided with a plurality of first pressing pieces which are respectively pressed against the peripheral side position of the circuit board, the second pressing piece is connected to the base and pressed against the middle position of the circuit board, the first pressing piece and the second pressing piece are pressed against the circuit board in different positions, the connection effect of the circuit board and the base is guaranteed, the detachment of the circuit board is avoided, the position accuracy of the circuit board of the furnace passing jig is improved, and meanwhile, the welding effect of the pins of the circuit board under the action of the furnace passing jig is guaranteed. In order to achieve the above purpose, the utility model provides a furnace passing jig for supporting a circuit board to be welded, the furnace passing jig comprising: The device comprises a base, a plurality of first through holes, a plurality of second through holes, a plurality of first base, a plurality of second base and a plurality of second base, wherein the base is connected with an external chain and moves along with the movement of the external chain; The first pressing piece is rotatably connected to the base and can press the circuit board positioned in the accommodating groove, and the first pressing piece is provided with a plurality of pressing pieces which are respectively pressed against the peripheral side positions of the circuit board; The second pressing piece is connected to the base in a positioning mode and presses the middle position of the circuit board. Optionally, the base is provided with a positioning groove, and the positioning groove is positioned above the accommodating groove; The second pressing piece is in a strip shape and is inserted into the positioning groove, and the peripheral side wall of the second pressing piece is horizontally limited by the inner side wall of the positioning groove in the horizontal direction, so that the second pressing piece is detachably positioned on the base. Optionally, the constant head tank is concave to be located the week lateral wall of base, the constant head tank has the top opening, the second supports the casting die and wears to establish along upper and lower direction the top opening, and with the constant head tank location is connected. Optionally, the first pressing members are sequentially arranged along the outer contour of the accommodating groove, and the first pressing members are mounted on the same base and are located on two sides of the positioning groove. Optionally, the first pressing member includes a first main body and a first operation portion; When the first main body is positioned above the accommodating groove, the lower side wall of the first main body presses against the upper surface of the circuit board, and pins of the circuit board are exposed to the first through holes; The first operation part is connected to the first main body and is far away from the part of the first main body connected with the base, and the first operation part is used for being operated by a user and driving the first main body to rotate relative to the base under the manual acting force of the user. Optionally, the first operation part is disposed above the first main body and protrudes upward from the upper surface of the first main body, and the first operation part is disposed in a column. Opti