Cutting structure for MOS packaging production

Abstract

The utility model provides a cutting structure for MOS (Metal Oxide Semiconductor) packaging production, which relates to the technical field of cutting and comprises a transmission machine, a cutting assembly, a cutting mechanism and a cutting mechanism, and the cutting assembly is arranged at the upper part of the transmission machine; the linkage assembly synchronizes the working speed of the transmission machine and the working speed of the cutting assembly; the motor drives the conveyor and the cutting assembly through the linkage assembly to conduct automatic same-speed conveying and cutting actions, the linkage assembly comprises a first rotating wheel fixed to the output end of the motor, and the first rotating wheel is in belt transmission with a double-layer rotating wheel fixed to one end of a driving shaft of the conveyor. The double-layer rotating wheel is further in belt transmission with a second rotating wheel fixed to a driving part of the cutting assembly. By means of the technical scheme, the linkage assembly is driven by the motor to synchronize movement of the transmission machine and the cutting assembly, it is ensured that the transmission precision and the cutting precision of the base materials are consistent, the rolling distance of the cutting knife is adjusted through the sliding plate and the screw, and different base material size requirements are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to cutting technical field especially, it relates to a MOS packaging production is with cutting structure. BACKGROUND

[0002] MOS: metal oxide semiconductor, it is a kind of transistor technology based on metal-oxide-semiconductor structure manufacturing, is widely used in various integrated circuits, with high input impedance, low power consumption, high integration etc., is the core component of modern electronic devices, and packaging production is with cutting, it refers to in semiconductor packaging process, the wafer or lead frame that has completed chip packaging is according to design size and requirement segmentation, cutting into single finished device key process, ensure that chip size is accurate, appearance is complete, cutting surface is neat, lay the foundation for subsequent test, sorting and application, it is important link to guarantee yield and performance reliability.

[0003] When the cutting device and the speed of transmission machine are inconsistent, the substrate cannot be accurately aligned according to the predetermined cutting position in the transmission process, thereby causing the misalignment of the preset cutting position;

[0004] Specifically, when the transmission machine transmits the substrate, the substrate position may be slightly offset due to the change of speed, and the cutting device cuts according to the preset time interval and position, if the two are not synchronized, the cutting tool may deviate from the correct position, thereby causing the disorder of cutting position, leading to substrate damage, cutting precision reduction, and even affecting subsequent assembly or function test. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the defect that when the cutting device and the speed of transmission machine are inconsistent, the misalignment of the preset cutting position is caused in the prior art.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a MOS packaging production is with cutting structure, including the transmission machine for automated MOS packaging production, still includes: cutting assembly, the cutting assembly is installed on the upper portion of the transmission machine, linkage assembly, the linkage assembly synchronizes the working speed of the transmission machine and cutting assembly, motor, the motor is driven the transmission machine and cutting assembly respectively through the linkage assembly, does automatic same speed transmission cutting action, wherein, the linkage assembly includes the first runner fixed in the output end of the motor, the first runner is driven with the double-layer runner of the transmission machine drive shaft one end fixed belt, and the double-layer runner is also driven with the drive part second runner belt of the cutting assembly fixed.

[0007] In at least some embodiments, the transmission machine two sides are respectively fixed with support plate, the motor is fixedly installed on the upper portion of one of the support plate, and the second runner is rotatably installed on the upper portion of the support plate.

[0008] In at least some embodiments, the driving part of the cutting assembly is a rotating rod fixed on one side of the second rotating wheel.

[0009] In at least some embodiments, a roller is fixedly connected outside the rotating rod, two sliding plates are slidingly installed on both sides of the roller, and two cutting knives for MOS packaging production cutting are fixedly installed between the two sliding plates; the two cutting knives have a rolling distance equal to the width of the cutting substrate.

[0010] In at least some embodiments, a screw is screwed inside the sliding plate, the screw is in tight contact with the outer wall of the roller by penetrating the sliding plate, and for different cutting requirements, the screw is rotated and the sliding plate is slid to realize adaptive adjustment of the rolling distance between the two cutting knives.

[0011] In at least some embodiments, a cleaning assembly is also fixedly installed on one side of the support plate, the cleaning assembly comprises a rotating disc rotatably installed on the support plate, a linkage rod is rotatably installed at the edge position of the rotating disc, a support seat is rotatably installed at the end of the linkage rod away from the rotating disc, the support seat is fixedly connected to the end of the air cylinder fixed on one side of the support plate, and the output end of the air cylinder is fixedly connected to the spray plate fixed on the upper part of the conveyor through a transmission pipe; when the motor is started, the spray plate also synchronously drives the cutting substrate to perform air blowing and dust removal action.

[0012] Compared with the prior art, the advantages and positive effects of the present application are as follows:

[0013] In the present application, by synchronizing the transmission and cutting rates, the problems of substrate misalignment and inaccurate cutting caused by inconsistent rates in traditional equipment are avoided, the cutting accuracy and production efficiency are significantly improved, the design of the linkage assembly ensures that the conveyor and the cutting assembly are always synchronized, the substrate will not be misaligned during transmission, the stability and consistency of the cutting process are ensured, and the waste rate in production is reduced;

[0014] At the same time, the adaptive adjustment function of the cutting knife can automatically adjust according to the size requirements of different substrates, avoiding the tediousness of manual adjustment and reducing the error of manual operation, which not only improves the degree of production automation, but also effectively saves labor costs;

[0015] The design of the cleaning assembly further improves the automation level of the system, can effectively remove dust and impurities during the cutting process, avoids pollution of the substrate surface, and ensures the substrate after cutting. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A schematic diagram of the overall structure of the cutting structure for MOS packaging production is shown in the present application.

[0017] Figure 2 The utility model provides a cut structure in MOS package production is used Figure 1 The structure stereogram of A is shown in the figure.

[0018] Figure 3 The utility model provides a cut structure in MOS package production is used

[0019] Figure 4 The utility model provides a cut structure in MOS package production is used

[0020] Legend: 1, conveyor; 2, support plate; 3, cutting assembly; 4, motor; 5, linkage assembly; 6, cleaning assembly;

[0021] 301, rotating rod; 302, roller body; 303, sliding plate; 304, screw rod; 305, cutting knife;

[0022] 501, first rotating wheel; 502, second rotating wheel; 503, double-layer rotating wheel;

[0023] 601, rotating disc; 602, linkage rod; 603, support seat; 604, air cylinder; 605, transmission pipe; 606, spray plate. DETAILED DESCRIPTION

[0024] In order to more clearly understand the above purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the drawings and examples.It should be noted that the examples and features in the examples of the present application can be combined with each other without conflict.

[0025] In the following description, many specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model can also be implemented in other ways different from the description herein, therefore, the present utility model is not limited to the specific examples disclosed in the following description.

[0026] Example, according to Figures 1-4The utility model discloses a cut -off structure for MOS package production provides, including the transmission 1 for the automation MOS package production, still includes: cutting assembly 3, cutting assembly 3 installs at transmission 1 upper portion, linkage assembly 5, linkage assembly 5 synchronous transmission 1 and the working rate of cutting assembly 3, motor 4, motor 4 is driven transmission 1 and cutting assembly 3 respectively through linkage assembly 5, does the automation same -rate transmission cutting action, wherein, linkage assembly 5 includes the first runner 501 of fixed in motor 4 output, and the double -deck runner 503 of fixed in transmission 1 drive shaft one end is driven with the first runner 501, and double -deck runner 503 still is driven with the drive part second runner 502 of fixed in cutting assembly 3.

[0027] The cut -off structure for MOS package production described above, through linkage assembly 5 realizes transmission 1 and the working rate synchronization of cutting assembly 3, to solve the problem of cutting position misregistration due to rate mismatch.

[0028] First, motor 4 as the driving source of the whole system, transmission 1 and cutting assembly 3 are controlled through linkage assembly 5. The output end of motor 4 is fixed with the first runner 501, the first runner 501 is connected with the double -deck runner 503 through belt drive, the double -deck runner 503 is fixed at one end of the drive shaft of transmission 1, and is synchronous with the movement of transmission 1. When motor 4 rotates, the first runner 501 drives the double -deck runner 503 to rotate, and the double -deck runner 503 drives transmission 1 to run at a set rate, so that the base material is accurately sent to the cutting position.

[0029] At the same time, the other side of the double -deck runner 503 is connected with the second runner 502 of cutting assembly 3 through belt drive, through this design, the movement of cutting assembly 3 and transmission 1 is synchronously transmitted, ensuring that the working rate of the two is consistent, the drive part of cutting assembly 3 is connected with the second runner 502, when the double -deck runner 503 rotates, cutting assembly 3 also moves at the same rate, the relative position does not deviate, so that the base material does not misregistration in the transmission process, and the cutting position can be accurately aligned, so as to avoid cutting misregistration and base material damage caused by inconsistent rate.

[0030] Through this linkage driving mode, not only the degree of automation of the production line is improved, but also the technical problem of the asynchronous rate of the traditional cutting device and transmission 1 is solved, and the production defects caused by the inconsistent pace are avoided. In addition, the structure can ensure high cutting precision while improving production efficiency, reducing downtime and product scrap rate, and further improving the stability and reliability of the whole production line.

[0031] In the embodiment, the transmission machine 1 is fixedly installed with support plates 2 on both sides, a motor 4 is fixedly installed on the upper part of one of the support plates 2, and a second rotating wheel 502 is rotatably installed on the upper part of the support plate 2, the driving part of the cutting assembly 3 is a rotating rod 301, the rotating rod 301 is fixed on one side of the second rotating wheel 502, a roller body 302 is fixedly connected outside the rotating rod 301, sliding plates 303 are slidably installed on both sides of the roller body 302, and cutting knives 305 for cutting in MOS packaging production are fixedly installed between the two sliding plates 303; the cutting knives 305 are provided in two, the rolling distance of the two cutting knives 305 is the width of the cutting substrate, screw rods 304 are screwed inside the sliding plates 303, the screw rods 304 pass through the sliding plates 303 and are in pressing contact with the outer wall of the roller body 302, and for different cutting requirements, the screw rods 304 are rotated and the sliding plates 303 are slid to realize self-adaptive adjustment of the rolling distance between the two cutting knives 305.

[0032] By accurately adjusting the rolling distance of the cutting knives 305 to adapt to the cutting requirements of substrates of different sizes, the transmission machine 1 is fixedly installed with support plates 2 on both sides, the motor 4 is installed on the upper part of one of the support plates 2, and the entire cutting structure is driven through a belt drive system, the motor 4 drives the second rotating wheel 502 rotatably fixed on the upper part of the support plate 2, the second rotating wheel 502 is connected with the driving part of the cutting assembly 3, that is, the rotating rod 301, the other side of the rotating rod 301 is fixedly connected with the roller body 302, the roller body 302 is slidably installed on both sides of the sliding plates 303, and the two cutting knives 305 are fixedly installed between the sliding plates 303. The arrangement of the cutting knives 305 ensures that each cutting action can be completed at the appropriate position, thereby realizing efficient and accurate cutting of substrates in MOS packaging production.

[0033] In the working process, when the motor 4 rotates, the second rotating wheel 502 drives the rotating rod 301 to rotate, the rotation of the rotating rod 301 drives the roller body 302 and the sliding plates 303 to move, the screw rods 304 are fixedly connected with the sliding plates 303 through a screwing structure, the screw rods 304 pass through the sliding plates 303 and are in pressing contact with the outer wall of the roller body 302, by adjusting the rotation of the screw rods 304, the adaptive sliding of the sliding plates 303 on both sides of the roller body 302 can be realized, thereby adjusting the rolling distance between the cutting knives 305, ensuring that the distance of the cutting knives 305 can be accurately adjusted according to the width of the substrate, such a design enables the cutting knives 305 to automatically adapt to the requirements of substrates of different sizes, and ensures that the distance between the cutting knives 305 always meets the cutting requirements.

[0034] The rolling distance adjustment function of the cutting knife 305 is crucial for the diversified needs in the production process, especially in MOS package production, the size of different substrates may vary, through this adaptive adjustment mechanism, the system can flexibly cope with the cutting of different specifications of substrates, avoiding the tedious operation of manual adjustment, and ensuring the improvement of cutting precision and efficiency, the whole structure realizes automatic efficient cutting operation, reduces errors, improves production efficiency, and avoids the risk of substrate damage and inaccurate cutting.

[0035] In the embodiment, the support plate 2 is also fixedly installed with a cleaning assembly 6 on one side, the cleaning assembly 6 includes a rotating disc 601 rotatably installed on the support plate 2, a linkage rod 602 is rotatably installed at the edge position of the rotating disc 601, a support seat 603 is rotatably installed at the end of the linkage rod 602 away from the rotating disc 601, a gas cylinder 604 fixedly connected with the support seat 603 is fixed on one side of the support plate 2, and the output end of the gas cylinder 604 is fixedly connected with a spray plate 606 fixed on the upper part of the conveyor 1 through a transmission pipe 605. When the motor 4 is started, the spray plate 606 also synchronously drives the gas blowing and dust removal action on the cut substrate.

[0036] Through the linkage of the rotating disc 601 and the gas cylinder 604, dust removal and cleaning of the surface of the substrate during cutting can be realized.

[0037] Firstly, the support plate 2 is fixedly installed with a cleaning assembly 6 on one side, including a rotating disc 601 rotatably installed on the support plate 2, a linkage rod 602 rotatably installed at the edge position of the rotating disc 601, and a support seat 603 rotatably installed at the end of the linkage rod 602 away from the rotating disc 601, and the support seat 603 is connected with the end of a gas cylinder 604 fixed on one side of the support plate 2. When the motor 4 is started, the motor 4 not only drives the cutting system, but also synchronously drives the rotating disc 601 to rotate, thereby driving the movement of the linkage rod 602 and the support seat 603.

[0038] Through the action of the linkage rod 602, the support seat 603 will move with the rotation of the rotating disc 601, and the working state of the gas cylinder 604 will also change. The output end of the gas cylinder 604 is connected with a spray plate 606 fixed on the upper part of the conveyor 1 through a transmission pipe 605. When the gas cylinder 604 works, the airflow is delivered to the spray plate 606 through the transmission pipe 605, and the spray plate 606 sprays the airflow to the cut substrate in a directional manner. At this time, the air blowing action of the spray plate 606 can effectively remove the dust, debris and other impurities generated during cutting, clean the surface of the substrate, and avoid the influence of residual materials on the subsequent production process.

[0039] The design of the cleaning mechanism not only ensures the cleaning of the base material after cutting, but also improves the automation level of the equipment. Through the synchronous linkage system driven by the motor 4, the cleaning process is closely matched with the cutting action, realizing efficient cleaning without manual intervention, effectively avoiding the pollution of cutting debris and dust on the surface of the base material, and ensuring the quality of the product and the smooth progress of the subsequent process.

[0040] The working principle of the utility model is: the motor 4 drives the synchronous operation of the transmission machine 1 and the cutting assembly 3, solves the cutting position misalignment problem caused by the inconsistent speed of the traditional cutting device and the transmission machine 1, the output end of the motor 4 is connected with the double-layer rotating wheel 503 through the first rotating wheel 501, the double-layer rotating wheel 503 is driven by the driving part second rotating wheel 502 of the transmission machine 1 and the cutting assembly 3 respectively, the synchronous operation of the transmission machine 1 and the cutting assembly 3 is realized, when the motor 4 rotates, the first rotating wheel 501 drives the double-layer rotating wheel 503 to rotate, the double-layer rotating wheel 503 synchronously drives the transmission machine 1 to send the base material to the cutting position at the set speed, and drives the cutting assembly 3 to move at the same speed, ensuring the accuracy of the cutting position and avoiding the misalignment and damage of the base material caused by the inconsistent speed;

[0041] The cutting assembly 3 realizes precise cutting through the combination of the rotating rod 301, the roller body 302, the sliding plate 303 and the cutting knife 305, the sliding plate 303 is internally provided with the screw rod 304, which can adjust the rolling distance of the cutting knife 305 to adapt to the cutting demand of base materials of different sizes. When the motor 4 drives the rotating rod 301 to rotate, the sliding plate 303 self-adapts and slides on both sides of the roller body 302, adjusts the distance between the cutting knives 305, ensures the accurate butt joint of the cutting knives 305 and the base material, and improves the cutting precision;

[0042] In addition, the cleaning assembly 6 realizes the dust removal of the surface of the base material after cutting through the linkage of the rotating disc 601 and the air cylinder 604. The rotating disc 601 rotates to drive the linkage rod 602 to move, and the air cylinder 604 sprays air flow to the surface of the base material through the transmission pipe 605, removes the dust and debris in the cutting process, and ensures the cleaning of the base material, providing protection for the subsequent production process.

[0043] The above is only a preferred embodiment of the utility model, not other forms of the utility model, any skilled person in the art can change or modify the above disclosed technology content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made on the basis of the technical essence of the utility model to the above embodiments still belongs to the protection scope of the utility model technical scheme.

Claims

1. A cutting structure for MOS package production, comprising a conveyor (1) for automated MOS package production, characterized in that, Also include: Cutting assembly (3), the cutting assembly (3) is installed on the upper part of the conveyor (1); Linkage assembly (5), the linkage assembly (5) synchronizes the working speed of the conveyor (1) and cutting assembly (3); Motor (4), the motor (4) drives the conveyor (1) and cutting assembly (3) respectively through the linkage assembly (5), and the motor (4) is automatically synchronized with the transmission cutting action, wherein the linkage assembly (5) comprises a first rotating wheel (501) fixed on the output end of the motor (4), the first rotating wheel (501) is belt driven with a double-layer rotating wheel (503) fixed on one end of the drive shaft of the conveyor (1), and the double-layer rotating wheel (503) is also belt driven with a second rotating wheel (502) fixed on the drive part of the cutting assembly (3).

2. The cutting structure for MOS package production according to claim 1, wherein: The conveyor (1) is respectively fixedly installed with a support plate (2) on both sides, the motor (4) is fixedly installed on the upper part of one of the support plates (2), and the second rotating wheel (502) is also rotatably installed on the upper part of the support plate (2).

3. The cutting structure for MOS package production according to claim 1, characterized in that: The drive part of the cutting assembly (3) is a rotating rod (301), and the rotating rod (301) is fixed on one side of the second rotating wheel (502).

4. The cutting structure for MOS package production according to claim 3, wherein: The rotating rod (301) is fixedly connected with a roller (302) outside, the roller (302) is slidably installed with a sliding plate (303) on both sides, and a cutting knife (305) for MOS packaging production cutting is fixedly installed between the two sliding plates (303). The cutting knife (305) is provided with two, and the rolling distance of the two cutting knives (305) is the width of the cutting substrate.

5. The cutting structure for MOS package production according to claim 4, wherein: The screw rod (304) is in pressure contact with the outer wall of the roller (302) through the sliding plate (303), and for different size cutting requirements, the screw rod (304) is rotated and the sliding plate (303) is slid to realize the self-adaptive adjustment action of the rolling distance between the two cutting knives (305).

6. The cutting structure for MOS package production according to claim 2, wherein: The support plate (2) is also fixedly installed with a cleaning assembly (6) on one side, the cleaning assembly (6) comprises a rotating disc (601) rotatably installed on the support plate (2), a linkage rod (602) rotatably installed at the edge position of the rotating disc (601), a support seat (603) rotatably installed at one end of the linkage rod (602) away from the rotating disc (601), a gas cylinder (604) fixed on one side of the support plate (2) is fixedly connected with the support seat (603), and the output end of the gas cylinder (604) is fixedly connected with a spray plate (606) fixed on the upper part of the conveyor (1) through a transmission pipe (605), and the motor (4) is also synchronously driven to spray the cut substrate when the motor (4) is started.

Images