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CN-224205580-U - Air blowing device for chip processing

CN224205580UCN 224205580 UCN224205580 UCN 224205580UCN-224205580-U

Abstract

The utility model belongs to the technical field of chip processing, and particularly relates to an air blowing device for chip processing, which comprises an upper die and a lower die, wherein semicircular cavities with opposite semicircular cavity openings are respectively arranged on the outer walls of the same sides of the upper die and the lower die so as to form an inserting position after the upper die and the lower die are attached, arc-shaped sliding grooves are formed in the end faces of the upper die and the lower die, which are positioned at the inserting position, arc-shaped clamping grooves are formed in one sides of the arc-shaped sliding grooves, an air blowing mechanism comprises an air pipe, a rotating sleeve is sleeved on the air pipe, at least two clamping pieces are arranged on the outer walls of the rotating sleeve, and the clamping pieces are suitable for sliding along the axial direction of the arc-shaped sliding grooves so as to be clamped into the arc-shaped clamping grooves in a rotating mode along with the rotating sleeve after the rotating sleeve is inserted into the inserting position along with the air pipe.

Inventors

  • GU MINGCHANG
  • FU HAO
  • CAO CHUNDI

Assignees

  • 常州银河世纪微电子股份有限公司

Dates

Publication Date
20260505
Application Date
20250509

Claims (7)

  1. 1. The utility model provides a chip processing is with blowing device which characterized in that includes: an upper die (1) and a lower die (2); The outer walls of the same side of the upper die (1) and the lower die (2) are respectively provided with semicircular cavities with opposite semicircular cavity openings so as to form a plug-in position (3) after the two are attached, wherein the two are connected with each other through the plug-in position The upper die (1) and the lower die (2) are provided with arc-shaped sliding grooves (20) on the end surfaces of the inserting positions (3), one side of each arc-shaped sliding groove (20) is provided with an arc-shaped clamping groove (21), and The blowing mechanism (4) comprises an air pipe (40), wherein a rotating sleeve (41) is sleeved on the air pipe (40), and at least two clamping pieces (42) are arranged on the outer wall of the rotating sleeve (41), wherein the air pipe is provided with a plurality of air pipes, and the air pipes are connected with the air pipe through the air pipes in a sleeved mode The clamping piece (42) is suitable for sliding along the axial direction of the arc chute (20) so as to be clamped into the arc clamping groove (21) in a rotating way after the rotating sleeve (41) is inserted into the inserting position (3) along with the air pipe (40) and then the rotating sleeve (41) is rotated.
  2. 2. The blowing device for chip processing according to claim 1, wherein, Each arc-shaped clamping groove (21) is arranged at one side of the corresponding arc-shaped chute (20) along the rotation direction of the rotating sleeve (41) in an array manner, wherein The distance from the axis of the rotating sleeve (41) to the arc top point of each arc chute (20) is larger than the distance from the axis of the rotating sleeve (41) to the arc top point of the corresponding arc clamping groove (21).
  3. 3. The blowing device for chip processing according to claim 2, wherein, The outer wall of the rotating sleeve (41) is provided with a plurality of connecting pieces (43), wherein Each connecting piece (43) is connected with the corresponding clamping piece (42).
  4. 4. The blowing device for chip processing according to claim 3, wherein, A pushing sleeve (44) is arranged on the end face of the insertion end of the air pipe (40); a plurality of guide rods (451) are connected on the pushing sleeve (44) in a sliding way, and An abutting plate (45) is arranged on the end face of each guide rod (451) close to the insertion position (3); a sealing strip is arranged between the abutting plate (45) and the pushing sleeve (44), wherein The air pipe (40) is suitable for continuous insertion after the abutting plate (45) abuts against the inner wall of the insertion position (3), so that the pushing sleeve (44) moves towards the abutting plate (45) to press the sealing strip (46) to deform.
  5. 5. The blowing device for chip processing according to claim 4, wherein, An exhaust pipe (11) is arranged in the upper die (1); The air inlet end (11 a) of the exhaust pipe (11) is positioned in the insertion position (3), wherein The air inlet end (11 a) is suitable for being communicated with the air pipe (40) after the air pipe (40) is added into the inserting position (3).
  6. 6. The blowing device for chip processing according to claim 5, wherein, A fixing piece (13) is arranged on the outer wall of the air inlet end (11 a); the air pipe (40) is suitable for continuously inserting after the abutting plate (45) abuts against the end face of the fixing piece (13) to deform the sealing strip (46).
  7. 7. The blowing device for chip processing according to claim 6, wherein, A plurality of air holes (12) facing the workpiece (5) are formed in the exhaust pipe (11); A plurality of workpieces (5) are arranged in the lower die (2), and each workpiece (5) corresponds to a corresponding air hole (12).

Description

Air blowing device for chip processing Technical Field The utility model belongs to the technical field of chip processing, and particularly relates to an air blowing device for chip processing. Background In the chip mounting process, a chip is generally laid in a lower die, solder is added at the bottom of the chip, then an upper die, a lower die and the lower die are assembled for high-temperature heating welding, a pumping device is needed to pump inert gas towards the inner parts of the upper die and the lower die to prevent the chip from being oxidized after the high-temperature welding is finished, the chip is cooled by the inert gas, and the upper die and the lower die are lowered to open after the cooling is finished to take out the processed chip. The prior art generally sets up the gas blow pipe in last mould to can set up the gas pocket on the gas blow pipe, run through last mould with the gas inlet end of gas blow pipe, with the air cock of pumping device and gas blow pipe inlet end threaded connection, towards the inside pumping of upper and lower mould, rotatory air cock makes it break away from with the gas blow pipe inlet end after cooling finishes, and at frequent connection, the in-process that breaks away from, the wearing and tearing can appear in the screw thread and lead to gas blow pipe inlet end and air cock junction gas leakage and then influence the antioxidation effect of chip. Therefore, the air blowing device for chip processing is designed to solve the technical problem that in the prior art, the air tap and the air inlet end of the air blowing pipe are in threaded connection and are worn in the frequent connection and disconnection process, so that air leakage is caused. It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and therefore the above description is not to be construed as constituting prior art information. Disclosure of utility model The embodiment of the disclosure at least provides an air blowing device for chip processing. In a first aspect, an embodiment of the present disclosure provides an air blowing device for chip processing, including: an upper die and a lower die; The outer walls of the same side of the upper die and the lower die are respectively provided with semicircular cavities with opposite semicircular cavity openings so as to form a plugging position after the two are attached, wherein The upper die and the lower die are provided with arc-shaped sliding grooves on the end surfaces of the inserting positions, and one side of the arc-shaped sliding grooves is provided with arc-shaped clamping grooves, and The air blowing mechanism comprises an air pipe, a rotating sleeve is sleeved on the air pipe, and at least two clamping pieces are arranged on the outer wall of the rotating sleeve, wherein the rotating sleeve is provided with a plurality of clamping pieces The clamping piece is suitable for sliding along the axial direction of the arc chute so as to be clamped into the arc clamping groove in a rotating way along with the rotating sleeve after the rotating sleeve is inserted into the inserting position along with the air pipe. In an alternative embodiment, each arc-shaped clamping groove is arranged at one side of the corresponding arc-shaped chute along the rotation direction of the rotating sleeve in an array manner, wherein The distance from the axis of the rotating sleeve to the arc top of each arc chute is greater than the distance from the axis of the rotating sleeve to the arc top of the corresponding arc clamping groove. In an alternative embodiment, a plurality of connecting pieces are arranged on the outer wall of the rotating sleeve, wherein Each connecting piece is connected with the corresponding clamping piece. In an alternative embodiment, a pushing sleeve is arranged on the end face of the insertion end of the air pipe; The pushing sleeve is connected with a plurality of guide rods in a sliding way and An abutting plate is arranged on the end face, close to the insertion position, of each guide rod; A sealing strip is arranged between the abutting plate and the pushing sleeve, wherein The air pipe is suitable for being continuously inserted after the abutting plate abuts against the inner wall of the insertion position, so that the pushing sleeve moves towards the abutting plate to squeeze the sealing strip to deform. In an alternative embodiment, an exhaust pipe is arranged inside the upper die; the air inlet end of the exhaust pipe is positioned in the insertion position, wherein The air inlet end is suitable for being communicated with the air pipe after the air pipe is added into the inserting position. In an alternative embodiment, a fixing piece is arranged on the outer wall of the air inlet end; the air pipe is suitable for being continuously inserted to deform the sealing strip after the abutting plate abuts against the end fa