Full-automatic film expanding machine tool

Abstract

The utility model relates to a full-automatic film expanding machine tool, and relates to the technical field of film expanding machines. A full-automatic film expanding machine tool comprises a machine body and a base arranged on the machine body, an unwinding roller used for unwinding a blue film is rotationally arranged on the upper surface of the machine body, and a tensioning roller used for abutting against and tensioning the blue film is installed on the side, facing the base, of the unwinding roller. A pressing assembly used for assisting in pressing the blue film is arranged on the side, away from the unwinding roller, of the base, and a cutting assembly used for cutting the blue film is arranged on the machine body. The blue film tiling device has the effect of improving the blue film tiling efficiency.

Description

Technical Field

[0001] The present application relates to the technical field of film expanding machines, and in particular to a tooling for a fully automatic film expanding machine. Background Art

[0002] Wafer refers to the silicon chip used to make silicon semiconductor circuits. Its original material is silicon. After the wafer is processed, it needs to be pasted on a blue film for laser cutting or dicing to divide the whole wafer into several grains, and the blue film is expanded using a film expander to separate the grains from each other for easy access.

[0003] In the related art, a film expansion machine includes a processing table and a film expansion base arranged on the surface of the processing table, and an expansion structure for expanding the blue film is installed inside the processing table; a pressing ring for pressing the product is installed on the processing table through a frame and a lifting cylinder, and the pressing ring can move relatively with respect to the film expansion base, and a cutting structure for cutting the blue film is installed on the pressing ring. When expanding the film of the workpiece, the workpiece is first placed on the film expansion base, and then a single piece of cut blue film is spread flat on the film expansion base, the pressing ring is controlled to descend, and the blue film and the workpiece are pressed and fixed; then the blue film is expanded by using the expansion structure, and the expanded blue film is cut by using the cutting structure, so as to achieve uniform film expansion of the workpiece.

[0004] With respect to the above-mentioned related technologies, the inventors found that the following problems exist in the technology: during the operation of the film expansion machine, the blue film needs to be cut in advance, and the operator needs to repeatedly take a single blue film and lay it flat on the expansion base, and assist in fixing the blue film. The overall operation process is relatively cumbersome, which reduces the efficiency of the film expansion work, so it needs to be improved. Utility Model Content

[0005] In order to improve the efficiency of blue film paving, the present application provides a fully automatic film expanding machine tool.

[0006] The fully automatic film expanding machine tool provided in this application adopts the following technical solution:

[0007] A fully automatic film expanding machine tool comprises a machine body and a base arranged on the machine body, wherein a reeling roller for reeling out a blue film is rotatably arranged on the upper surface of the machine body, a tensioning roller for pressing and tensioning the blue film is installed on the side of the reeling roller facing the base, a pressing component for assisting in pressing the blue film is arranged on the side of the base away from the reeling roller, and a cutting component for cutting the blue film is arranged on the machine body.

[0008] By adopting the above technical scheme, the operator pulls the blue film on the unwinding roller to flatly cover the base, the unwinding roller unwinds the blue film, and the tensioning roller tensions the blue film, ensuring that the blue film is in a taut state; the pressing component assists in pressing and fixing the laid blue film, and the cutting component cuts the blue film after the film expansion operation is completed, which simplifies the process of laying, fixing and cutting the blue film, thereby improving the efficiency of blue film laying.

[0009] Preferably, the pressing assembly includes a mounting rod, a rotating shaft, a rotating rod, a pressing plate, a connecting rod and a driving member; the mounting rod is arranged on the machine body, the rotating shaft is rotatably arranged on the mounting rod, the rotating rod is arranged on the rotating shaft, the pressing plate is arranged at one end of the rotating rod, and the side wall of the pressing plate away from the rotating rod can be abutted against the side wall of the blue film away from the machine body; the connecting rod is rotatably connected to the end of the rotating rod away from the pressing plate, the driving member is arranged on the machine body, and the end of the connecting rod away from the rotating rod is rotatably connected to the output end of the driving member, so as to drive the connecting rod to approach or move away from the rotating rod.

[0010] By adopting the above technical solution, the output end of the driving member contracts, driving the connecting rod to pull the end of the rotating rod away from the pressing plate to rotate toward the driving member, so that the rotating rod drives the pressing plate to rotate toward the direction close to the blue film, thereby realizing the blue film being pressed and fixed on the machine body;

[0011] The output end of the driving member extends out, driving the connecting rod to pull the end of the rotating rod away from the pressing plate to rotate in a direction away from the driving member, so that the rotating rod drives the pressing plate to gradually move away from the blue film, thereby facilitating the removal of blue film waste.

[0012] Preferably, the pressing assembly also includes a torsion piece, which is sleeved on the rotating shaft, one end of the torsion piece is connected to the rotating rod, and the other end of the torsion piece is connected to the mounting rod, so as to drive the end of the rotating rod with the pressing plate away from the blue film through its own torque.

[0013] By adopting the above technical solution, the torsion piece drives the rotating rod to drive the pressing plate to rotate through its own torque, so that the rotating rod drives the pressing plate to quickly move away from the blue film, ensuring the stable separation of the pressing plate and the blue film.

[0014] Preferably, a side wall of the pressing plate facing away from the rotating rod is provided with an anti-slip pad.

[0015] By adopting the above technical solution, the anti-skid pad increases the friction between the pressing plate and the blue film, so that the pressing plate can press and fix the blue film on the body more stably.

[0016] Preferably, the cutting assembly includes a rotating screw, a guide rod, a driving motor, a moving block and a cutting knife; the rotating screw is rotatably arranged on the machine body, the guide rod is arranged on one side of the rotating screw, and the length direction of the rotating screw is parallel to the length direction of the guide rod; the driving motor is arranged on the machine body to drive the driving screw to rotate; the moving block is sleeved on the rotating screw and the guide rod, and the rotating screw is threadedly connected to the moving block, and the cutting knife is arranged on the side wall of the moving block facing the blue film, so as to cut the blue film.

[0017] By adopting the above technical solution, the output end of the driving motor drives the rotating screw to rotate, and the guide rod guides the movement of the moving block, so that the moving block drives the cutting knife to move, thereby realizing the cutting of the blue film, reducing the need for operators to split the blue film separately.

[0018] Preferably, the cutting assembly further comprises a guide plate, wherein the guide plate is arranged on one side of the cutting knife, and an end of the guide plate away from the cutting knife is inclined in a direction away from the blue film.

[0019] By adopting the above technical solution, the guide plate guides the blue film to the cutting knife, so that the cutting knife can segment the blue film more stably.

[0020] Preferably, mounting blocks are slidably provided at both ends of the unwinding roller, the unwinding roller is rotatably connected to one group of mounting blocks, and the other mounting block is penetrated by a passage hole for the unwinding roller to pass through; the tensioning roller is connected to one group of mounting blocks, and the other mounting block is penetrated by a clearance hole for the tensioning roller to pass through; each of the mounting blocks is provided with a fixing component for fixing the mounting block.

[0021] By adopting the above technical solution, the relatively sliding mounting blocks can adjust the positions of the unwinding roller and the tensioning roller between the mounting blocks, thereby facilitating the unwinding roller to unwind blue films of different widths and sizes, thereby improving the applicability of the overall structure; the fixing component assists in fixing the mounting blocks, thereby facilitating the unwinding roller to perform the unwinding work.

[0022] Preferably, the fixing assembly includes a fixing wing plate and a fixing bolt; the fixing wing plate is arranged on the side wall of the fixing block, the fixing bolt is passed through the fixing wing plate, and the body is provided with a plurality of groups of threaded holes for the fixing bolts to be inserted, and all the threaded holes are spaced apart along the sliding direction of the mounting block.

[0023] By adopting the above technical solution, the fixing bolts are passed through the fixing wing plates and are threadedly connected with the inner side walls of the corresponding threaded holes, thereby realizing the limitation of the position of the mounting block.

[0024] In summary, the present application includes at least one of the following beneficial technical effects:

[0025] 1. The unwinding roller is set to unwind the blue film, and the tensioning roller is set to tension the blue film, so as to ensure that the blue film is in a taut state; the pressing component assists in pressing and fixing the blue film after it is laid flat, and the cutting component cuts the blue film after the film expansion operation is completed, which simplifies the process of laying, fixing and cutting the blue film, thereby improving the efficiency of laying the blue film.

[0026] 2. By setting relatively sliding mounting blocks, the positions of the unwinding roller and the tensioning roller between the mounting blocks can be adjusted, thereby facilitating the unwinding roller to unwind blue films of different widths and sizes, thereby improving the applicability of the overall structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of a fully automatic film expanding machine tooling in an embodiment of the present application;

[0028] Figure 2 It is a structural schematic diagram used to reflect the positional relationship between the machine body, the pressing component and the cutting component;

[0029] Figure 3 It is a structural schematic diagram used to reflect the connection relationship between the unwinding roller, the tensioning roller and the mounting block;

[0030] Figure 4 It is a schematic diagram for reflecting the structure of the pressing component;

[0031] Description of reference numerals:

[0032] 1. Machine body; 10. Blue film; 11. Base; 12. Unwinding roller; 13. Tensioning roller; 14. Mounting block; 141. Passage hole; 142. Clearance hole; 15. Threaded hole; 2. Pressing assembly; 21. Mounting rod; 22. Rotating shaft; 23. Rotating rod; 24. Pressing plate; 241. Anti-slip pad; 25. Connecting rod; 26. Driving member; 27. Torque member; 3. Cutting assembly; 31. Rotating screw; 32. Guide rod; 33. Driving motor; 34. Moving block; 35. Cutting knife; 36. Guide plate; 4. Fixing assembly; 41. Fixed wing plate; 42. Fixing bolt. DETAILED DESCRIPTION

[0033] The following is combined with Figure 1-4 This application is described in further detail.

[0034] The embodiment of the present application discloses a fully automatic film expanding machine tool.

[0035] Reference Figure 1 and Figure 2A fully automatic film expanding machine tool comprises a machine body 1 placed on the ground and a base 11 installed on the upper surface of the machine body 1. A reel 12 is rotatably installed on the upper surface of the machine body 1 for reeling a blue film 10. A pressing component 2 is installed on the side of the base 11 away from the reel 12 for pressing and fixing the end of the blue film 10 away from the reel 12 on the machine body 1. A cutting component 3 is installed on the machine body 1 for cutting the blue film 10.

[0036] Reference Figure 2 and Figure 3 Both ends of the unwinding roller 12 are equipped with mounting blocks 14 that are slidably connected to the upper surface of the machine body 1, and the sliding directions of the two groups of mounting blocks 14 are parallel to each other; one group of mounting blocks 14 is rotatably connected to the end of the unwinding roller 12 toward the side wall of the other group of mounting blocks 14, and the other group of mounting blocks 14 is penetrated by a passage hole along its thickness direction for the end of the unwinding roller 12 to pass through.

[0037] Reference Figure 2 and Figure 3 , one set of mounting blocks 14 is rotatably connected to the side wall of the other set of mounting blocks 14 with a tensioning roller 13, and the other set of mounting blocks 14 is penetrated with a clearance hole 142 for the end of the tensioning roller 13 to pass through. The tensioning roller 13 is located on the side of the unwinding roller 12 facing the base 11, and the distance between the tensioning roller 13 and the upper surface of the body 1 is smaller than the distance between the unwinding roller 12 and the upper surface of the body 1. The end of the blue film 10 away from the unwinding roller 12 passes through the gap between the tensioning roller 13 and the upper surface of the body 1, so as to cover the base 11.

[0038] Reference Figure 2 and Figure 3 Each set of mounting blocks 14 is provided with a fixing assembly 4 for fixing the mounting blocks 14 and the machine body 1. The fixing assembly 4 includes a fixing wing plate 41 and a fixing bolt 42; the fixing wing plate 41 is integrally formed on the side wall of each set of mounting blocks 14, and the fixing bolt 42 is inserted through each set of fixing wing plates 41. The upper surface of the machine body 1 is provided with a plurality of sets of threaded holes 15 spaced along the sliding direction of the mounting blocks 14 for the ends of the fixing bolts 42 to be inserted, so as to facilitate the threaded connection of the fixing bolts 42 with the machine body 1 and realize the fixing of the mounting blocks 14.

[0039] Reference Figure 2 and Figure 4The pressing components 2 are relatively distributed on both sides of the width direction of the blue film 10, and each group of pressing components 2 includes a mounting rod 21, a rotating shaft 22, a rotating rod 23, a pressing plate 24, a connecting rod 25, a driving member 26 and a torque member 27. The mounting rod 21 is fixedly connected to the upper surface of the body 1, the rotating shaft 22 is rotatably connected to the mounting rod 21, the rotating rod 23 is fixedly sleeved on the rotating shaft 22, the pressing plate 24 is fixedly connected to one end of the rotating rod 23 in the length direction, and the side wall of the pressing plate 24 away from the rotating rod 23 is glued and connected with an anti-skid pad 241. In this embodiment, the anti-skid pad 241 can be made of rubber with a high friction coefficient, and the side wall of the anti-skid pad 241 away from the pressing plate 24 can be against the side wall of the blue film 10 away from the base 11, so as to facilitate the blue film 10 to be pressed and fixed to the upper surface of the body 1.

[0040] Reference Figure 2 and Figure 4 In this embodiment, the torsion member 27 is a torsion spring; the torsion member 27 is sleeved on the rotating shaft 22, one end of the torsion member 27 is glued to the rotating rod 23, and the other end of the torsion member 27 is glued to the mounting rod 21. Through the torsion of the torsion member 27 itself, the rotating rod 23 drives the pressing plate 24 located on the rotating shaft 22 to rotate in a direction away from the blue film 10, so as to facilitate the removal of the blue film 10.

[0041] Reference Figure 2 and Figure 4 In this embodiment, the driving member 26 is a driving cylinder. The driving member 26 is fixedly connected to the upper surface of the machine body 1, and the driving member 26 is located at the end of the mounting rod 21 away from the blue film 10. The connecting rod 25 is rotatably connected to the output end of the driving member 26 and the end of the rotating rod 23 away from the pressing plate 24, and when the output end of the driving member 26 contracts, the connecting rod 25 can be driven to pull the rotating rod 23 to rotate, and the pressing plate 24 can press the blue film 10.

[0042] Reference Figure 2 and Figure 3 The cutting assembly 3 includes a rotating screw rod 31, a guide rod 32, a driving motor 33, a moving block 34, a cutting blade 35 and a guide plate 36; the rotating screw rod 31 is rotatably connected to the upper surface of the machine body 1 through a vertical rod, the guide rod 32 is fixedly connected to the vertical rod, and the length direction of the rotating screw rod 31, the length direction of the guide rod 32 and the direction of the unwinding roller 12 are all parallel to each other. The driving motor 33 is installed on the machine body 1, and the output end of the driving motor 33 is drivingly connected to the end of the rotating screw rod 31 to drive the rotating screw rod 31 to rotate.

[0043] Reference Figure 2 and Figure 3The moving block 34 is sleeved on the rotating screw 31 and the guide rod 32, and the moving block 34 is threadedly connected to the rotating screw 31. The cutting knife 35 is fixedly connected to the side wall of the moving block 34 facing the machine body 1, and the cutting knife 35 is located between the base 11 and the tensioning roller 13. The guide plate 36 is welded and fixed to the cutting knife 35, and the end of the guide plate 36 away from the cutting knife 35 is tilted in a direction away from the machine body 1, so as to guide the blue film 10 to the cutting knife 35 for cutting.

[0044] The implementation principle of a fully automatic film expanding machine tooling in the embodiment of the present application is:

[0045] After the workpiece to be processed is placed on the base 11, the operator pulls the end of the blue film 10 away from the unwinding roller 12 to flatly cover the base 11, and places the end of the blue film 10 between the pressing plate 24 and the machine body 1. The output end of the control driving member 26 is contracted, so that the connecting rod 25 pulls the rotating rod 23 to rotate, and the pressing plate 24 presses the blue film 10 to fix it on the machine body 1.

[0046] After the film expansion operation is completed, the output end of the control driving motor 33 drives the rotating screw 31 to rotate, drives the moving block 34 to drive the cutting knife 35 to move, and cuts the blue film 10, which simplifies the process of flattening, fixing and cutting the blue film 10, thereby improving the efficiency of flattening the blue film 10.

[0047] The above are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application in sequence. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A fully automatic film expanding machine tool, comprising a machine body (1) and a base (11) arranged on the machine body (1), characterized in that: A reel (12) for reeling off the blue film (10) is rotatably provided on the upper surface of the machine body (1), a tensioning roller (13) for pressing and tensioning the blue film (10) is installed on the side of the reel (12) facing the base (11), a pressing component (2) for assisting in pressing the blue film (10) is provided on the side of the base (11) away from the reel (12), and a cutting component (3) for cutting the blue film (10) is provided on the machine body (1).

2. The fully automatic film expanding machine tool according to claim 1, characterized in that: The pressing assembly (2) comprises a mounting rod (21), a rotating shaft (22), a rotating rod (23), a pressing plate (24), a connecting rod (25) and a driving member (26); the mounting rod (21) is arranged on the machine body (1), the rotating shaft (22) is rotatably arranged on the mounting rod (21), the rotating rod (23) is arranged on the rotating shaft (22), the pressing plate (24) is arranged at one end of the rotating rod (23), and the pressing plate (24) is arranged at one end of the rotating rod (23). 4) the side wall away from the rotating rod (23) can abut against the side wall of the blue film (10) away from the machine body (1); the connecting rod (25) is rotatably connected to the end of the rotating rod (23) away from the pressing plate (24), the driving member (26) is arranged on the machine body (1), and the end of the connecting rod (25) away from the rotating rod (23) is rotatably connected to the output end of the driving member (26) to drive the connecting rod (25) to approach or move away from the rotating rod (23).

3. The fully automatic film expanding machine tool according to claim 2, characterized in that: The pressing assembly (2) further comprises a torsion piece (27), wherein the torsion piece (27) is sleeved on the rotating shaft (22), one end of the torsion piece (27) is connected to the rotating rod (23), and the other end of the torsion piece (27) is connected to the mounting rod (21), so as to drive the end of the rotating rod (23) provided with the pressing plate (24) away from the blue film (10) through its own torsion.

4. The fully automatic film expanding machine tool according to claim 2, characterized in that: The side wall of the pressing plate (24) facing away from the rotating rod (23) is provided with an anti-slip pad (241).

5. The fully automatic film expanding machine tool according to claim 1, characterized in that: The cutting assembly (3) comprises a rotating screw (31), a guide rod (32), a driving motor (33), a moving block (34) and a cutting knife (35); the rotating screw (31) is rotatably arranged on the machine body (1), the guiding rod (32) is arranged on one side of the rotating screw (31), and the length direction of the rotating screw (31) is parallel to the length direction of the guiding rod (32); the driving motor (33) is arranged on the machine body (1) to drive the driving screw to rotate; the moving block (34) is sleeved on the rotating screw (31) and the guiding rod (32), and the rotating screw (31) is threadedly connected to the moving block (34); the cutting knife (35) is arranged on the side wall of the moving block (34) facing the blue film (10) to cut the blue film (10).

6. The fully automatic film expanding machine tool according to claim 5, characterized in that: The cutting assembly (3) further comprises a guide plate (36), wherein the guide plate (36) is arranged on one side of the cutting knife (35), and the end of the guide plate (36) away from the cutting knife (35) is inclined in a direction away from the blue film (10).

7. The fully automatic film expanding machine tool according to claim 1, characterized in that: Mounting blocks (14) are slidably provided at both ends of the unwinding roller (12); the unwinding roller (12) is rotatably connected to one set of the mounting blocks (14); another of the mounting blocks (14) is penetrated by a passage hole for the unwinding roller (12) to pass through; the tensioning roller (13) is connected to one set of the mounting blocks (14); another of the mounting blocks (14) is penetrated by a clearance hole (142) for the tensioning roller (13) to pass through; each of the mounting blocks (14) is provided with a fixing component (4) for fixing the mounting block (14).

8. The fully automatic film expanding machine tool according to claim 7, characterized in that: The fixing assembly (4) comprises a fixing wing plate (41) and a fixing bolt (42); the fixing wing plate (41) is arranged on the side wall of the fixing block, the fixing bolt (42) is passed through the fixing wing plate (41), and the body (1) is provided with a plurality of groups of threaded holes (15) for the fixing bolts (42) to be inserted into, and all the threaded holes (15) are distributed at intervals along the sliding direction of the mounting block (14).

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