Charging workbench for semiconductor molding compound

Abstract

The invention discloses a loading workbench for a semiconductor molding compound, and relates to the technical field of semiconductor processing. A lifting plate is arranged on the bottom plate, and two sets of lifting mechanisms are connected between the lifting plate and the bottom plate; and a mounting mechanism is arranged on the lifting plate. The rack is driven by the electric gear to slide in the supporting rod, when the rack moves, the lifting plate can be driven to move up and down so as to adjust the position of the lifting plate, the mounting mechanism is located on the lifting plate and used for fixing and mounting the charging equipment, and the mounting frame is of an L-shaped structure and used for fixing the charging equipment. The vertical movement of the lifting plate allows the height of the charging equipment to be adjusted according to the specific requirements of the charging equipment, it is ensured that the charging equipment can keep a proper height difference with a production line or a working table, operation and charging are convenient, and the installation flexibility is improved.

Description

Technical Field

[0001] The invention relates to the technical field of semiconductor processing, and in particular to a loading workbench for semiconductor plastic packaging materials. Background Art

[0002] The loading table of semiconductor plastic encapsulation material is mainly used to accurately fill the plastic encapsulation material around the chip during the semiconductor packaging process, to accurately fill the plastic encapsulation material around the semiconductor chip, to protect the chip from the influence of the external environment, to automate the filling process, to reduce manual operation, to improve production efficiency, to ensure the correct position of the chip during the filling process, to prevent displacement or tilting, accurate filling and positioning can ensure that the chip is well protected and improve the packaging quality, the table can be adjusted according to different packaging requirements, to adapt to different types and sizes of chips, the loading table of semiconductor plastic encapsulation material plays an important role in improving production efficiency, ensuring product quality, reducing costs and improving the working environment.

[0003] The Chinese patent authorization announcement number is CN116142555B, and the name is a loading workbench for semiconductor plastic packaging materials, including: a frame; a filter frame, which is arranged on the frame in a horizontal direction and is used to carry a collection box and a packaging mold; a material guide cavity, which is arranged below the filter frame and collects powder dropped from the filter frame; a powder barrel, which is arranged below the material guide cavity and receives powder flowing down from the material guide cavity; a powder cleaning mechanism, which is arranged on the filter frame and is used to clean the powder on the filter frame and in the material guide cavity into the powder barrel. The invention solves the problem in the prior art that powder is easily scattered onto the workbench, which not only causes inconvenience in manual operation, but also affects the working environment;

[0004] The shortcomings of the above scheme are: although the above scheme can clean the powder, the workbench cannot be adjusted during use, and it cannot adapt to the height or working habits of the operator, which may lead to reduced operating efficiency; there is no lighting mechanism, and it is difficult for the operator to clearly see the details on the workbench, which may lead to a decrease in accuracy during the loading process and affect the packaging quality; the loading mechanism cannot be disassembled, and dust and residue will accumulate during use. If it cannot be disassembled, cleaning work will become difficult, which may lead to technical problems such as reduced equipment performance. Summary of the invention

[0005] The object of the present invention is to provide a loading workbench for semiconductor molding materials, so as to solve the technical problems in the prior art that the workbench cannot be adjusted during use and cannot be adapted to the height or working habits of the operator; no lighting mechanism is provided, the operator finds it difficult to clearly see the details on the workbench, the loading mechanism cannot be disassembled, and cleaning becomes difficult.

[0006] The technical problem to be solved by the present invention can be achieved by the following technical solutions:

[0007] A loading workbench for semiconductor plastic packaging materials, comprising a bottom plate;

[0008] The bottom plate is provided with a lifting plate, a lifting mechanism is connected between the lifting plate and the bottom plate, and the lifting mechanism is provided with two groups; the lifting plate is provided with a mounting mechanism;

[0009] The mounting mechanism is connected with a loading mechanism, and the loading mechanism includes a mold plate and a disassembly plate, the disassembly plate is connected with the mounting mechanism, the mold plate is connected with the disassembly plate, a plurality of mold holes are arranged on the mold plate, a plurality of plug holes are arranged on the disassembly plate, a plurality of plug posts are connected with the plug posts and the plug posts are arranged in cooperation with the plug holes;

[0010] The loading mechanism is provided with a flattening mechanism; a locking mechanism is connected between the flattening mechanism and the lifting plate; a slider is slidably connected to the side of the lifting plate, the slider is clamped on the side of the lifting plate, and each slider is connected to a pulling mechanism on both sides; a socket is provided on the slider, a plug-in rod is connected to the slider, a plurality of plug-in blocks are connected to the plug-in rod, and the plug-in block is plugged into the socket, and a lighting mechanism is connected to the end of the plug-in rod away from the slider.

[0011] As a further solution of the present invention: each group of the lifting mechanism includes a rack and an electric gear, a support rod is connected to the base plate, the rack is slidably connected to the support rod, a bracket is connected to the base plate, the electric gear is connected to the end of the bracket away from the base plate, the rack is meshed with the electric gear, and the end of the rack away from the support rod is connected to the bottom of the lifting plate.

[0012] As a further solution of the present invention: the installation mechanism includes two clamping blocks and two mounting frames, the two mounting frames are connected to the inner side of the lifting plate, and the two clamping blocks are connected to the mounting frames.

[0013] As a further solution of the present invention: the mounting frame is an L-shaped structure.

[0014] As a further solution of the present invention: the flattening mechanism includes a top plate and an air blowing tank, the top plate is connected to the lifting plate, the top plate is connected to a sleeve frame, the air blowing tank is connected to a side of the top plate away from the sleeve frame, the air blowing tank is connected to a piston, and the piston is connected to a connecting rod at one end away from the air blowing tank.

[0015] As a further solution of the present invention: the end of the connecting rod away from the piston is connected to a handle.

[0016] As a further solution of the present invention: the locking mechanism includes two connecting frames and two groups of plug-in blocks 2, the two groups of plug-in blocks 2 are plugged between the lifting plate and the top plate, and the two connecting frames are connected between the two plug-in blocks 2.

[0017] As a further solution of the present invention: the two groups of plug-in blocks 2 are both U-shaped structures.

[0018] As a further solution of the present invention: the pulling mechanism on each side includes a reel and a pulling rope, a driving motor is connected to the lifting plate, the reel is connected to the driving end of the driving motor, and the pulling rope is connected between the reel and the slider.

[0019] As a further solution of the present invention: the lighting mechanism includes a plurality of lighting lamps, the end of the plug-in rod away from the slider is connected to a lamp rack, the lamp rack is connected to an oblique rack, and the plurality of lighting lamps are equidistantly connected to the oblique rack.

[0020] Beneficial effects of the present invention:

[0021] 1. The present invention drives the rack to slide in the support rod through an electric gear. When the rack moves, it can drive the lifting plate to move up and down to adjust the position of the lifting plate. The mounting mechanism is located on the lifting plate and is used to fix and install the loading equipment. The mounting frame is an L-shaped structure and is used to fix the loading equipment. The up and down movement of the lifting plate allows the height of the loading equipment to be adjusted according to the specific needs of the loading equipment, ensuring that the loading equipment can maintain an appropriate height difference with the production line or the work surface, which is convenient for operation and loading and improves the flexibility of installation.

[0022] 2. The present invention fixes the mounting frame relative to the lifting plate by clamping the clamping block on the mounting frame into the lifting plate. After the mounting frame is fixed, the disassembly plate is placed between the mounting frames. The disassembly plate has a plurality of plug-in holes, which cooperate with the plug-in columns on the mold plate to fix the mold plate. The mold plate is placed on the disassembly plate. The mold plate has a plurality of mold holes for placing plastic packaging materials. The plurality of plug-in holes on the disassembly plate cooperate with the plug-in columns on the mold plate. When a different mold plate needs to be replaced, it can be quickly replaced by cooperating with the disassembly plate and the plug-in columns, thereby improving production efficiency.

[0023] 3. The present invention pulls out the plug-in block 1 from the socket, rotates the plug-in block 1 forty-five degrees, and then inserts it into the socket, so that the position of the lighting lamp can be adjusted. Multiple lighting lamps are equidistantly connected to the oblique frame so that the light emitted by the lighting lamp just hits the mold plate. The slider is slidably connected to the side of the lifting plate for moving on the side. The driving motor is used to control the rotation of the reel, and the reel drives the pulling rope to move. The pulling rope is connected to the slider through the reel. The movement of the slider is controlled by the pulling rope, thereby controlling the position of the lighting lamp. The position of the lighting lamp is adjusted by rotating the plug-in block 1, which can provide precise adjustment control to ensure that the light can accurately shine on the mold plate. Multiple lighting lamps are equidistantly connected to the oblique frame, and the illumination angle and position of each lighting lamp can be flexibly adjusted according to the specific needs of the mold plate to improve the lighting effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The present invention will be further described below in conjunction with the accompanying drawings.

[0025] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0026] Figure 2 It is a side view structural schematic diagram of the present invention;

[0027] Figure 3 It is an exploded view of the charging mechanism in the present invention;

[0028] Figure 4 yes Figure 3 Schematic diagram of the structure from top view;

[0029] Figure 5 It is a schematic diagram of the lifting plate structure in the present invention;

[0030] Figure 6 yes Figure 1 Enlarged structural diagram at A in the middle.

[0031] In the figure: 1. bottom plate; 2. support rod; 3. lifting plate; 4. slider; 5. plug-in block 1; 6. plug-in rod; 7. plug-in block 2; 8. connecting frame; 9. driving motor; 10. reel; 11. pulling rope; 12. lamp holder; 13. air blowing tank; 14. connecting rod; 15. handle; 16. oblique frame; 17. lighting lamp; 18. top plate; 19. rack; 20. electric gear; 21. bracket; 22. sleeve frame; 23. mold plate; 24. mold hole; 25. disassembly plate; 26. plug-in hole; 27. plug-in column; 28. clamping block; 29. ​​mounting frame. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] like Figure 1-Figure 6 As shown, a loading workbench for semiconductor plastic packaging materials comprises a base plate 1, a lifting plate 3 is arranged on the base plate 1, a lifting mechanism is connected between the lifting plate 3 and the base plate 1, two groups of the lifting mechanism are arranged, each group of the lifting mechanism comprises a rack 19 and an electric gear 20, a support rod 2 is connected to the base plate 1, the rack 19 is slidably connected to the support rod 2, a bracket 21 is connected to the base plate 1, the electric gear 20 is connected to one end of the bracket 21 away from the base plate 1, the rack 19 is meshed and connected with the electric gear 20, and one end of the rack 19 away from the support rod 2 is connected to the bottom of the lifting plate 3;

[0034] The lifting plate 3 is provided with a mounting mechanism, which includes two clamping blocks 28 and two mounting frames 29. The two mounting frames 29 are connected to the inner side of the lifting plate 3. The two clamping blocks 28 are connected to the mounting frames 29. The mounting frames 29 are L-shaped structures.

[0035] The mounting mechanism is connected with a loading mechanism, and the loading mechanism includes a mold plate 23 and a disassembly plate 25. The disassembly plate 25 is connected with the mounting mechanism, and the mold plate 23 is connected with the disassembly plate 25. The mold plate 23 is provided with a plurality of mold holes 24, and the disassembly plate 25 is provided with a plurality of plug holes 26. The mold plate 23 is connected with a plurality of plug posts 27, and the plug posts 27 are arranged in cooperation with the plug holes 26.

[0036] The loading mechanism is provided with a flattening mechanism, which includes a top plate 18 and an air-blowing tank 13. The top plate 18 is connected to the lifting plate 3, a sleeve frame 22 is connected to the top plate 18, the air-blowing tank 13 is connected to a side of the top plate 18 away from the sleeve frame 22, a piston is connected to the air-blowing tank 13, a connecting rod 14 is connected to the end of the piston away from the air-blowing tank 13, and a handle 15 is connected to the end of the connecting rod 14 away from the piston;

[0037] A locking mechanism is connected between the top plate 18 and the lifting plate 3, and the locking mechanism includes two connecting frames 8 and two groups of plug-in blocks 7. Both groups of plug-in blocks 7 are U-shaped structures. Both groups of plug-in blocks 7 are plugged between the lifting plate 3 and the top plate 18, and the two connecting frames 8 are connected between the two plug-in blocks 7.

[0038] The lifting plate 3 is slidably connected to a slider 4 on the side, and the slider 4 is clamped on the side of the lifting plate 3. A pulling mechanism is connected to both sides of each slider 4, and the pulling mechanism on each side includes a reel 10 and a pulling rope 11. The lifting plate 3 is connected to a driving motor 9, and the reel 10 is connected to the driving end of the driving motor 9, and the pulling rope 11 is connected between the reel 10 and the slider 4; a socket is provided on the slider 4, and a plug-in rod 6 is connected to the slider 4, and a plurality of plug-in blocks 5 are connected to the plug-in rod 6, and the plug-in blocks 5 are plugged into the socket, and an illuminating mechanism is connected to the end of the plug-in rod 6 away from the slider 4, and the illuminating mechanism includes a plurality of illuminating lamps 17, and a lamp holder 12 is connected to the end of the plug-in rod 6 away from the slider 4, and an oblique frame 16 is connected to the lamp holder 12, and a plurality of illuminating lamps 17 are equidistantly connected to the oblique frame 16.

[0039] The working principle of the present invention is as follows: the lifting mechanism is composed of two groups of racks 19 and an electric gear 20. The racks 19 are meshed with the electric gears 20. The racks 19 are driven by the electric gears 20 to slide in the support rods 2. When the racks 19 move, they can drive the lifting plate 3 to move up and down to adjust the position of the lifting plate 3. The mounting mechanism is located on the lifting plate 3 and is used to fix and install the loading equipment. The mounting frame 29 is an L-shaped structure and is used to fix the loading equipment. The mounting frame 29 is clamped into the lifting plate 3 through the clamping blocks 28 on the mounting frame 29, so that the mounting frame 29 is fixed relative to the lifting plate 3. After the mounting frame 29 is fixed, the disassembly plate 25 is placed between the mounting frames 29. The disassembly plate 25 has a plurality of plug-in holes 26, which are plugged with the plug-in columns 27 on the mold plate 23 to fix the mold plate 23. The mold plate 23 is placed on the disassembly plate 25. The mold plate 23 has a plurality of mold holes 24 for placing plastic sealing materials.

[0040] A socket is provided on the slider 4, and a plurality of plug-in blocks 5 are connected to the plug-in rod 6. The plug-in blocks 5 are plugged into the sockets. By moving the positions of the plug-in blocks 5 and the sockets, the angle of the lighting mechanism can be adjusted. The plug-in blocks 5 are pulled out of the sockets, and then the plug-in blocks 5 are rotated forty-five degrees and then inserted into the sockets. The position of the lighting lamp 17 can be adjusted. A plurality of lighting lamps 17 are equidistantly connected to the oblique frame 16 so that the light emitted by the lighting lamps 17 just hits the mold plate 23. The slider 4 is slidably connected to the side of the lifting plate 3 for moving sideways. The driving motor 9 is used to control the rotation of the reel 10, and the reel 10 drives the pulling rope 11 to move. The pulling rope 11 is connected to the slider 4 through the reel 10. The movement of the slider 4 is controlled by pulling the rope 11, thereby controlling the position of the lighting lamp 17. The lighting mechanism provides illumination for the working area to ensure that the operator can clearly see the loading process.

[0041] After the loading is completed, the top plate 18 is covered on the mold plate 23, and the sleeve frame 22 is sleeved on the side of the mold plate 23. The flattening mechanism is used to flatten the plastic sealing material in the mold hole 24 to ensure that it is evenly distributed. The piston in the air blowing tank 13 is controlled by the handle 15 to generate airflow to flatten the plastic sealing material;

[0042] The top plate 18 and the lifting plate 3 are connected by a locking mechanism to ensure that both remain stable during the lifting process. The plug-in block 2 7 is plugged between the lifting plate 3 and the top plate 18, and the connecting frame 8 is connected between the plug-in blocks 2 7 to form a stable connection.

[0043] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A loading workbench for semiconductor molding materials, comprising a bottom plate (1); characterized in that: The bottom plate (1) is provided with a lifting plate (3), a lifting mechanism is connected between the lifting plate (3) and the bottom plate (1), and the lifting mechanism is provided with two groups; the lifting plate (3) is provided with a mounting mechanism; A loading mechanism is connected inside the installation mechanism, and the loading mechanism comprises a mold plate (23) and a disassembly plate (25). The disassembly plate (25) is connected inside the installation mechanism, and the mold plate (23) is connected to the disassembly plate (25). The mold plate (23) is provided with a plurality of mold holes (24), and the disassembly plate (25) is provided with a plurality of plug-in holes (26). The mold plate (23) is connected with a plurality of plug-in columns (27), and the plug-in columns (27) are arranged in cooperation with the plug-in holes (26). The loading mechanism is provided with a flattening mechanism; a locking mechanism is connected between the flattening mechanism and the lifting plate (3); a slider (4) is slidably connected to the side of the lifting plate (3), the slider (4) is clamped on the side of the lifting plate (3), and each slider (4) is connected to a pulling mechanism on both sides; a plug hole is provided on the slider (4), a plug rod (6) is connected to the slider (4), a plurality of plug blocks (5) are connected to the plug rod (6), the plug block (5) is plugged into the plug hole, and the end of the plug rod (6) away from the slider (4) is connected to a lighting mechanism.

2. A loading workbench for semiconductor molding materials according to claim 1, characterized in that: Each group of the lifting mechanisms comprises a rack (19) and an electric gear (20); the base plate (1) is connected to a support rod (2); the rack (19) is slidably connected to the support rod (2); the base plate (1) is connected to a bracket (21); the electric gear (20) is connected to an end of the bracket (21) away from the base plate (1); the rack (19) is meshedly connected to the electric gear (20); and the end of the rack (19) away from the support rod (2) is connected to the bottom of the lifting plate (3).

3. A loading workbench for semiconductor molding materials according to claim 1, characterized in that: The mounting mechanism comprises two clamping blocks (28) and two mounting frames (29), the two mounting frames (29) are connected to the inner side of the lifting plate (3), and the two clamping blocks (28) are both connected to the mounting frames (29).

4. A loading workbench for semiconductor molding materials according to claim 3, characterized in that: The mounting frame (29) is an L-shaped structure.

5. A loading workbench for semiconductor molding compound according to claim 1, characterized in that: The flattening mechanism comprises a top plate (18) and an air blowing tank (13); the top plate (18) is connected inside the lifting plate (3); a sleeve frame (22) is connected to the top plate (18); the air blowing tank (13) is connected to a side of the top plate (18) away from the sleeve frame (22); a piston is connected inside the air blowing tank (13); and a connecting rod (14) is connected to one end of the piston away from the air blowing tank (13).

6. A loading workbench for semiconductor molding materials according to claim 5, characterized in that: One end of the connecting rod (14) away from the piston is connected to a handle (15).

7. A loading workbench for semiconductor molding materials according to claim 1, characterized in that: The locking mechanism comprises two connecting frames (8) and two groups of plug-in blocks (7), the two groups of plug-in blocks (7) are plugged between the lifting plate (3) and the top plate (18), and the two connecting frames (8) are connected between the two plug-in blocks (7).

8. A loading workbench for semiconductor molding materials according to claim 7, characterized in that: The two groups of plug-in blocks 2 (7) are both U-shaped structures.

9. A loading workbench for semiconductor molding materials according to claim 1, characterized in that: The pulling mechanism on each side comprises a reel (10) and a pulling rope (11); a driving motor (9) is connected to the lifting plate (3); the reel (10) is connected to the driving end of the driving motor (9); and the pulling rope (11) is connected between the reel (10) and the slider (4).

10. A loading workbench for semiconductor molding compound according to claim 1, characterized in that: The lighting mechanism comprises a plurality of lighting lamps (17); one end of the plug-in rod (6) away from the slider (4) is connected to a lamp holder (12); an oblique frame (16) is connected to the lamp holder (12); and the plurality of lighting lamps (17) are connected to the oblique frame (16) at equal distances.

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