Welding machine for integrated circuit packaging

Abstract

The utility model discloses a welding machine for packaging an integrated circuit, which belongs to the technical field of circuit board processing tools, and comprises a device outer shell, a pair of supporting columns are fixedly mounted on two sides of the upper end of the device outer shell, a fixed cross beam is fixedly mounted at the upper ends of the supporting columns, and the fixed cross beam is fixedly mounted on the upper end of the device outer shell. A main control box is fixedly mounted in the middle of the upper side of the fixed cross beam, a mounting top cover is fixedly mounted on the lower side of the main control box, a connector is fixedly mounted on the lower side of the mounting top cover, and a welding positioning device is arranged in the middle of the upper side of the device outer shell. When cooled soldering tin fixedly remains on the table top and adheres to the table top, the hot air piece can blow hot air to the table top through the hot air box, the soldering tin becomes soft due to heating and can be brushed away by metal, some residual chippings can be sucked into the recycling box through air draft of the air draft box, the cleanliness of the operation table top is improved, and cleaning is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board processing tools, and more specifically, to a soldering machine for integrated circuit packaging. Background Art

[0002] Integrated circuit packaging refers to encapsulating integrated circuit chips to protect the chips and provide appropriate pin connections and external connection interfaces. The packaging process not only provides physical protection but also provides an appropriate pin layout and connection method for the chips, enabling them to be effectively connected to other electronic devices or systems.

[0003] During the soldering process using a soldering machine, the debris of the soldering tin will splash onto the tabletop. When it contacts the operation tabletop, the soldering tin will adhere to the tabletop and solidify after cooling, which is inconvenient to clean. Summary of the Invention

[0004] The purpose of the utility model is to provide a soldering machine for integrated circuit packaging to solve the problems raised in the above background art.

[0005] A soldering machine for integrated circuit packaging includes a device housing. On both sides of the upper end of the device housing, a pair of support columns are fixedly installed. At the upper ends of the support columns, a fixed crossbeam is fixedly installed. In the middle of the upper side of the fixed crossbeam, a main control box is fixedly installed. Below the main control box, an installation top cover is fixedly installed. Below the installation top cover, a connector is fixedly installed.

[0006] In the middle of the upper side of the device housing, a soldering positioning device is arranged. On both sides of the upper end of the device housing, a pair of hot air boxes are fixedly installed. At the rear side of the upper end of the device housing, a waste recycling plate is fixedly installed. At the rear side of the waste recycling plate, an air extraction box is fixedly installed. At the lower end of the waste recycling plate, a recycling box is fixedly installed. On the sides of both hot air boxes, hot air components are fixedly installed.

[0007] Furthermore, a main control board is fixedly installed in the middle of the front side of the device housing.

[0008] By adopting the above technical solution, the start and stop of internal components can be controlled through the main control board.

[0009] Furthermore, the soldering positioning device includes a sliding groove fixedly installed in the middle of the upper side of the device housing. A sliding plate is clamped and installed on the upper side of the sliding groove. On the side of the sliding plate, an electric push rod is fixedly installed. The electric push rod is fixedly installed on the upper side of the device housing. The output end of the electric push rod is fixedly connected to the sliding plate. On the upper side of the sliding plate, a fixed table is fixedly installed.

[0010] By adopting the above technical solution, the circuit board to be welded and encapsulated can be arranged on the upper side of the fixed table, and the electric push rod can be used to push the sliding plate to move back and forth, thus facilitating welding and assembly.

[0011] Furthermore, a storage board is fixedly installed on one side of the device housing, and a handle is fixedly installed on the other side of the device housing.

[0012] By adopting the above technical solution, some devices can be placed on the upper side of the storage board, and the whole device can be conveniently moved through the handle.

[0013] Furthermore, a partition board is fixedly installed on the side edges of the hot air box and the waste recycling board.

[0014] By adopting the above technical solution, the partition board can isolate larger foreign objects and prevent foreign objects from entering the inside of the recycling box and the hot air box.

[0015] Furthermore, a rectangular slot is opened at the lower end of the recycling box, and an exhaust filtration board is fixedly installed at the position of the rectangular slot at the lower end of the recycling box.

[0016] By adopting the above technical solution, the air extracted by the air extraction box will be discharged from the position of the exhaust filtration board, and some fine solder debris will be left inside the recycling box.

[0017] Furthermore, a hot air duct is opened inside the hot air box, arc-shaped grooves are opened on the upper and lower sides of the hot air box at the position of the hot air duct, a fixing plate is fixedly installed on the front side of the two hot air boxes, and the fixing plate and the hot air box are connected by a fixing bolt in a threaded manner.

[0018] By adopting the above technical solution, the arc-shaped grooves on both sides of the upper side of the hot air duct can increase the air circulation, and the fixing plate can play a role in fixing and damping the two hot air boxes on both sides, increasing the overall stability.

[0019] Compared with the prior art, the advantages of the present utility model are as follows:

[0020] In the present utility model, by providing the structure of the hot air box, when there is cooled solder residue sticking to the tabletop, the hot air part can blow hot air through the hot air box to the tabletop, the solder becomes soft when heated and can be brushed off by the metal brush, and some remaining debris can be sucked into the inside of the recycling box by the air extraction box, increasing the cleanliness of the operation tabletop and facilitating cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0022] Figure 2 is a schematic diagram of the rear structure of the overall structure of the present utility model;

[0023] Figure 3 Structural schematic diagram of the hot air box of the present utility model;

[0024] Figure 4 Structural cross-sectional view of the hot air box of the present utility model.

[0025] Description of the reference numerals in the figure: 1, connecting head; 2, storage plate; 3, device housing; 4, main control board; 5, sliding groove; 6, sliding plate; 7, fixed platform; 8, electric push rod; 9, installation top cover; 10, main control box; 11, fixed cross beam; 12, support column; 13, handle; 14, hot air box; 15, recycling box; 16, waste recycling plate; 17, exhaust filter plate; 18, air extraction box; 19, fixing plate; 20, fixing bolt; 21, hot air component; 22, hot air duct; 23, partition board. Specific embodiments

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0027] As Figure 1 - Figure 4 shown, the embodiments of the present utility model provide: including a device housing 3, a pair of support columns 12 are fixedly installed on both sides of the upper end of the device housing 3, a fixed cross beam 11 is fixedly installed at the upper ends of the support columns 12, a main control box 10 is fixedly installed in the middle of the upper side of the fixed cross beam 11, an installation top cover 9 is fixedly installed on the lower side of the main control box 10, and a connecting head 1 is fixedly installed on the lower side of the installation top cover 9;

[0028] A welding positioning device is provided in the middle of the upper side of the device housing 3, a pair of hot air boxes 14 are fixedly installed on both sides of the upper end of the device housing 3, a waste recycling plate 16 is fixedly installed at the rear side of the upper end of the device housing 3, an air extraction box 18 is fixedly installed at the rear side of the waste recycling plate 16, a recycling box 15 is fixedly installed at the lower end of the waste recycling plate 16, and hot air components 21 are fixedly installed on the sides of the two hot air boxes 14;

[0029] A main control board 4 is fixedly installed in the middle of the front side of the device housing 3, and the start and stop of the internal components can be controlled through the main control board 4;

[0030] The welding positioning device includes a sliding groove 5 fixedly installed in the middle of the upper side of the device housing 3. A sliding plate 6 is clamped and installed on the upper side of the sliding groove 5. An electric push rod 8 is fixedly installed on the side of the sliding plate 6. The electric push rod 8 is fixedly installed on the upper side of the device housing 3. The output end of the electric push rod 8 is fixedly connected to the sliding plate 6. A fixed platform 7 is fixedly installed on the upper side of the sliding plate 6. The circuit board to be welded and encapsulated can be set on the upper side of the fixed platform 7. The electric push rod 8 can push the sliding plate 6 to move back and forth, thus facilitating welding;

[0031] A storage plate 2 is fixedly installed on one side of the device housing 3, and a handle 13 is fixedly installed on the other side of the device housing 3. Some devices can be placed on the upper side of the storage plate 2, and the whole device can be conveniently moved through the handle 13;

[0032] Isolation plates 23 are fixedly installed on the sides of the hot air box 14 and the waste recycling plate 16. The isolation plates 23 can isolate larger foreign objects and prevent foreign objects from entering the inside of the recycling box 15 and the hot air box 14;

[0033] A rectangular slot is opened at the lower end of the recycling box 15. An exhaust filtration plate 17 is fixedly installed at the position of the rectangular slot at the lower end of the recycling box 15. The air extracted by the air extraction box 18 will be discharged from the position of the exhaust filtration plate 17, and some fine solder debris will be left inside the recycling box 15;

[0034] A hot air duct 22 is opened inside the hot air box 14. Arc-shaped grooves are opened on the upper and lower sides of the hot air box 14 at the position of the hot air duct 22. A fixing plate 19 is fixedly installed on the front side of the two hot air boxes 14. The fixing plate 19 and the hot air box 14 are connected by a fixing bolt 20 in a threaded manner. The arc-shaped grooves on both sides of the upper side of the hot air duct 22 can increase the air circulation. The fixing plate 19 can play a role in fixing and damping the two hot air boxes 14 on both sides, increasing the overall stability.

[0035] The working principle of the present utility model: The operator fixedly installs the circuit board on the fixed platform 7. The main control box 10 on the upper side can control the connector 1 under the installation top cover 9 to weld and encapsulate the integrated circuit. During the encapsulation process, some solder debris will splash onto the upper side of the device housing 3. After welding for a period of time, there are solder residues of different sizes on the desktop. At this time, the hot air component 21 is started. The hot air component 21 blows the heated air through the hot air duct 22 onto the upper side of the device housing 3. Under the action of the high-temperature air, the solder becomes soft. At this time, the operator can use a metal brush to clean the solder residues on the desktop. After simply cleaning the solder adhered to the desktop, the air extraction box 18 is opened. The air extraction box 18 sucks the sundries on the desktop into the recycling box 15 through the waste recycling plate 16. At this time, the air is discharged from the position of the exhaust filtration plate 17, and the solder debris and sundries are blocked inside the recycling box 15 by the exhaust filtration plate 17, facilitating the operator to clean.

[0036] The basic principles, main features and advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present utility model and are not used to limit the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the present utility model claimed.

Claims

1. A soldering machine for integrated circuit packaging, comprising a device housing (3), characterized in that: On both sides of the upper end of the device outer shell (3), a pair of support columns (12) are fixedly installed. At the upper end of the support columns (12), a fixed crossbeam (11) is fixedly installed. In the middle of the upper side of the fixed crossbeam (11), a main control box (10) is fixedly installed. At the lower side of the main control box (10), an installation top cover (9) is fixedly installed. At the lower side of the installation top cover (9), a connector (1) is fixedly installed. In the middle of the upper side of the device outer shell (3), a welding positioning device is provided. On both sides of the upper end of the device outer shell (3), a pair of hot air boxes (14) are fixedly installed. At the rear side of the upper end of the device outer shell (3), a waste recycling plate (16) is fixedly installed. At the rear side of the waste recycling plate (16), an air extraction box (18) is fixedly installed. At the lower end of the waste recycling plate (16), a recycling box (15) is fixedly installed. On the side of both hot air boxes (14), a hot air component (21) is fixedly installed.

2. The integrated circuit packaging soldering machine according to claim 1, wherein: In the middle of the front side of the device outer shell (3), a main control board (4) is fixedly installed.

3. The integrated circuit packaging soldering machine according to claim 1, wherein: The welding positioning device includes a sliding groove (5) fixedly installed in the middle of the upper side of the device outer shell (3). A sliding plate (6) is clamped and installed on the upper side of the sliding groove (5). On the side of the sliding plate (6), an electric push rod (8) is fixedly installed. The electric push rod (8) is fixedly installed on the upper side of the device outer shell (3). The output end of the electric push rod (8) is fixedly connected to the sliding plate (6). On the upper side of the sliding plate (6), a fixed platform (7) is fixedly installed.

4. The integrated circuit packaging soldering machine according to claim 1, wherein: On one side of the device outer shell (3), a storage plate (2) is fixedly installed. On the other side of the device outer shell (3), a handle (13) is fixedly installed.

5. The integrated circuit packaging soldering machine according to claim 1, wherein: On the side of the hot air box (14) and the waste recycling plate (16), a partition plate (23) is fixedly installed.

6. The integrated circuit packaging soldering machine according to claim 1, wherein: At the lower end of the recycling box (15), a rectangular slot is opened. At the position of the rectangular slot at the lower end of the recycling box (15), an exhaust filtration plate (17) is fixedly installed.

7. The integrated circuit packaging soldering machine according to claim 1, wherein: Inside the hot air box (14), a hot air duct (22) is opened. The hot air box (14) is provided with arc-shaped grooves on the upper and lower sides of the hot air duct (22). On the front side of both hot air boxes (14), a fixing plate (19) is fixedly installed. The fixing plate (19) and the hot air box (14) are threadedly connected by fixing bolts (20).

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