Four-station OTP burning structure

Abstract

The utility model discloses a four-station OTP burning structure, which comprises a switching tool linear electric cylinder, a movable base, a burning module and a tool platform, the movable base is fixedly arranged on a driving seat of the switching tool linear electric cylinder, the burning module and the tool platform are respectively arranged at the top of the movable base, the burning module is provided with four burning units which are arranged side by side, a plurality of tool positions are arranged on the top surface of the tool platform, a plurality of negative pressure holes are formed in each tool position, a tool electromagnetic valve is arranged at the bottom of the tool platform, and each negative pressure hole is connected with a negative pressure device through the tool electromagnetic valve so as to form a tool position with an adsorption fixing function; each tool position is in one-to-one correspondence with the corresponding burning unit and is matched with the burning unit to complete burning processing. Compared with the prior art, burning processing of four material sheets in the same burning period is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a burning equipment technical field especially four station's OTP burning structure. BACKGROUND

[0002] The burning machine is a kind of tool for writing program or data accurately into chip, memory and other equipment, and has important role in electronic product production and manufacture.‌Burning machine is connected with computer through programming software, realizes the programming, erasing and checking of integrated circuit etc. It is widely used in the programming task of single-chip microcomputer, memory and other chips, and ensures that the equipment can execute corresponding function.‌

[0003] The existing burning machine includes tooling fixture and burning module, and the two are matched to position and burn the wafer to be burned. Only one wafer can be burned and processed each time, and the efficiency is low, which is not suitable for high-speed burning processing of large quantities, so it is necessary to improve. UTILITY MODEL CONTENT

[0004] In view of the deficiencies in the prior art, the utility model aims at providing a four station's OTP burning structure, which realizes the burning processing and cdd detection of four wafers in the same burning period, and further improves the burning processing rate.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the technical scheme of a four station's OTP burning structure, which comprises switching tooling linear electric cylinder, movable base, burning module and tooling platform, the movable base is fixedly installed on the driving seat of switching tooling linear electric cylinder, the burning module and tooling platform are respectively arranged on the top of movable base, wherein the burning module has four burning units arranged side by side, the top surface of tooling platform is provided with a plurality of tooling positions, a plurality of negative pressure holes are respectively arranged in each tooling position, the bottom of tooling platform is provided with tooling electromagnetic valve, and each negative pressure hole is connected with negative pressure device through tooling electromagnetic valve to form tooling position with adsorption fixing function, each tooling position is one-to-one corresponding with the corresponding burning unit, and burning processing is completed in cooperation.

[0006] In a further technical solution, the upper part of the switching tool linear cylinder is respectively provided with four-position gripper and visual detection device, the bottom of the movable base is provided with position trigger part, one end of the switching tool linear cylinder is provided with first position sensor, the other end is provided with second position sensor, the position trigger part is triggered and matched with the first position sensor and the second position sensor respectively, when the position trigger part triggers the first position sensor, the switching tool linear cylinder drives the tool platform to the first side of the switching tool linear cylinder, the tool platform is in the burning cooperation state, the tool platform is matched with the four-position gripper for feeding; when the position trigger part triggers the second position sensor, the switching tool linear cylinder drives the tool platform to the second side of the switching tool linear cylinder, the tool platform is in the detection cooperation state, the tool platform is matched with the visual detection device for visual detection.

[0007] In a further technical solution, the four-position gripper is arranged in an up-down movable manner, the bottom of the four-position gripper is provided with four suction grippers arranged side by side, each suction gripper is commonly connected with a suction electromagnetic valve, and is connected with a negative pressure device through the suction electromagnetic valve, so as to realize suction and grabbing of the corresponding sheet unit; the front side of the four-position gripper is provided with four positioning cameras arranged side by side, which are respectively matched with the corresponding suction grippers for feeding positioning, so as to realize visual feeding positioning.

[0008] In a further technical solution, the bottom of the positioning camera is provided with a light shield cylinder, when the suction gripper is matched for feeding positioning, each light shield cylinder moves to the upper part of the corresponding burning unit along with the positioning camera.

[0009] In a further technical solution, each suction gripper and the four-position gripper are respectively connected with a three-axis fine adjustment device, the three-axis fine adjustment device comprises a horizontally arranged X-axis driver, a Y-axis driver, and a vertically arranged rotating shaft driver, the X-axis driver, the Y-axis driver and the rotating shaft driver are sequentially connected and arranged from top to bottom, the X-axis driver is fixed to the bottom of the four-position gripper, and the suction gripper is fixed to the output shaft of the rotating shaft driver.

[0010] In a further technical solution, the visual detection device comprises at least one area array camera and a detection control device, the area array camera is electrically connected to the detection control device, wherein the area array camera is arranged vertically downward, and forms a detection field of view range, when the tool platform is in the detection cooperation state, the tool platform moves into the detection field of view range, and the area array camera takes pictures of each sheet unit clamped on the tool platform.

[0011] In a further technical solution, a lighting lamp is also arranged below the visual detection device, and the lighting lamp is arranged around the tool platform, so as to increase the illumination brightness of the detection field of view range.

[0012] The advantages of this invention compared to existing technologies are as follows: This invention provides a four-station OTP programming structure, with four tooling positions and a corresponding number of programming units set on the tooling platform. Four chip units can be programmed simultaneously within one programming cycle, improving processing efficiency several times compared to existing single-unit programming machines. The four-station gripper with four suction cups simultaneously tooles four chip units within the same processing cycle, further improving tooling efficiency. A linear electric cylinder for switching tooling drives the tooling platform to switch positions, enabling visual inspection processing. Visual inspection of four chip units can be performed simultaneously within the same inspection cycle, further improving processing efficiency. Attached Figure Description

[0013] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0014] Fig. 1 This is a schematic diagram of the tooling platform in this utility model.

[0015] Fig. 2 This is the intended purpose of switching the position of the tooling platform in this utility model.

[0016] Fig. 3 This is a schematic diagram of the tooling platform in the present invention when it is in the burning and matching state.

[0017] Fig. 4 This is a schematic diagram of the tooling platform in the present invention when it is in the detection and coordination state. Detailed Implementation

[0018] The following are merely preferred embodiments of the present invention and do not limit the scope of protection of the present invention.

[0019] like Figs. 1 to 4 As shown, a four-station OTP programming structure includes a switching fixture linear electric cylinder 1, a movable base 10, a programming module 2, and a fixture platform 22. The movable base 10 is fixedly installed on the drive seat of the switching fixture linear electric cylinder 1. The programming module 2 and the fixture platform 22 are respectively located on the top of the movable base 10. The programming module 2 has four programming units 21 arranged side by side. The top surface of the fixture platform 22 has multiple tooling positions 201. Each tooling position 201 has multiple negative pressure holes. The bottom of the fixture platform 22 has a tooling solenoid valve 202. Each negative pressure hole is connected to a negative pressure device through the tooling solenoid valve 202 to form a tooling position 201 with adsorption and fixing function. Each tooling position 201 corresponds one-to-one with the corresponding programming unit 21 and works together to complete the programming process.

[0020] The utility model provides a four station's OTP burning structure is provided with four tooling positions 201 in tooling platform 22, and the corresponding number of burning unit 21 is arranged, and the burning of four material piece units 9 can be carried out simultaneously in a burning period, compared with the burning machine of single burning unit currently, the processing efficiency is improved several times.

[0021] Specifically, the upper part of the switching tool linear cylinder 1 is respectively provided with four station gripper 3 and visual detection device 4, the bottom of the movable base 10 is provided with position trigger part 101, one end of the switching tool linear cylinder 1 is provided with first position sensor 11, the other end is provided with second position sensor 12, the position trigger part 101 is triggered with first position sensor 11 and second position sensor 12 respectively, when the position trigger part 101 triggers first position sensor 11, the switching tool linear cylinder 1 drives tooling platform 22 to the first side of the switching tool linear cylinder 1, and the tooling platform 22 is in burning cooperation state, and the tooling platform 22 is loaded with four station gripper 3; when the position trigger part 101 triggers the second position sensor 12, the switching tool linear cylinder 1 drives the tooling platform 22 to the second side of the switching tool linear cylinder 1, and the tooling platform 22 is in detection cooperation state, and the tooling platform 22 is visually detected with visual detection device 4.

[0022] Specifically, the four station gripper 3 is movably arranged up and down, the bottom of the four station gripper 3 is provided with four parallelly arranged suction disc grippers 31, each suction disc gripper 31 is commonly connected with a suction disc electromagnetic valve and connected with a negative pressure device through the suction disc electromagnetic valve to realize the adsorption and grabbing of the corresponding material piece unit 9; the front side of the four station gripper 3 is provided with four parallelly arranged positioning cameras 32, which are loaded with the corresponding suction disc gripper 31 to realize visual loading positioning.

[0023] The switching tool linear cylinder 1 drives the tooling platform 22 to switch positions, thereby cooperating to visually detect and process, and the visual detection of four material piece units 9 is simultaneously carried out in the same detection period, further improving the processing efficiency of the equipment.

[0024] Specifically, the bottom of the positioning camera is provided with a light shield cylinder, and when the suction disc gripper 31 is loaded and positioned, each light shield cylinder moves to the upper part of the corresponding burning unit 21 along with the positioning camera 32.

[0025] Specifically, each suction disc gripper 31 and four station gripper 3 are respectively connected with three-axis fine adjustment devices, the three-axis fine adjustment device includes horizontally arranged X-axis driver, Y-axis driver and vertically arranged shaft driver, the X-axis driver, Y-axis driver and shaft driver are sequentially connected and arranged from top to bottom, the X-axis driver is fixed to the bottom of the four station gripper 3, and the suction disc gripper 31 is fixed to the output shaft of the shaft driver.

[0026] Specifically, the visual detection device 4 comprises at least one area array camera 41 and a detection control device 5, the area array camera 41 is electrically connected to the detection control device 5, wherein the area array camera 41 is arranged vertically downward, and forms a detection field of view, when the tool platform 22 is in a detection matching state, the tool platform 22 moves into the detection field of view, and the area array camera 41 photographs and samples each piece unit 9 clamped on the tool platform 22.

[0027] Specifically, a lighting lamp 8 is also arranged below the visual detection device 4, the lighting lamp 8 is arranged around the tool platform 22, so as to increase the light brightness of the detection field of view.

[0028] The above is only the preferred embodiment of the present application, for the ordinary skilled in the art, according to the idea of the present application, the specific implementation and the application range will be changed, the content of the specification should not be understood as the limitation of the present application.

Claims

1. A four-station OTP programming structure, characterized in that: It includes a switching tooling linear electric cylinder (1), a movable base (10), a programming module (2), and a tooling platform (22). The movable base (10) is fixedly installed on the drive seat of the switching tooling linear electric cylinder (1), and the programming module (2) and the tooling platform (22) are respectively located on the top of the movable base (10). The programming module (2) has four programming units (21) arranged side by side. The top surface of the tooling platform (22) is provided with multiple tooling positions (201). Each tooling position (201) is provided with multiple negative pressure holes. The bottom of the tooling platform (22) is provided with a tooling solenoid valve (202). Each negative pressure hole is connected to a negative pressure device through the tooling solenoid valve (202) to form a tooling position (201) with adsorption and fixing function. Each tooling position (201) corresponds to the corresponding programming unit (21) and works together to complete the programming process.

2. The four-station OTP programming structure according to claim 1, characterized in that: The switching tooling linear electric cylinder (1) is equipped with a four-position gripper (3) and a vision inspection device (4) above it. The bottom of the movable base (10) is provided with a position triggering part (101). One end of the switching tooling linear electric cylinder (1) is provided with a first position sensor (11) and the other end is provided with a second position sensor (12). The position triggering part (101) is triggered and cooperates with the first position sensor (11) and the second position sensor (12) respectively. When the position triggering unit (101) triggers the first position sensor (11), the tooling linear electric cylinder (1) drives the tooling platform (22) to the first side of the tooling linear electric cylinder (1), the tooling platform (22) is in the burning and cooperating state, and the tooling platform (22) and the four-position gripper (3) cooperate in loading. When the position triggering unit (101) triggers the second position sensor (12), the tooling linear electric cylinder (1) drives the tooling platform (22) to the second side of the tooling linear electric cylinder (1), and the tooling platform (22) is in the detection cooperation state. The tooling platform (22) and the vision inspection device (4) perform vision inspection cooperation.

3. The four-station OTP programming structure according to claim 2, characterized in that: The four-station gripper (3) is arranged vertically. The bottom of the four-station gripper (3) is provided with four suction cup grippers (31) arranged in parallel. Each suction cup gripper (31) is connected to a suction cup solenoid valve and a negative pressure device is connected through the suction cup solenoid valve to achieve adsorption and gripping of the corresponding material unit (9). The front side of the four-station gripper (3) is provided with four positioning cameras (32) arranged in parallel, which cooperate with the corresponding suction cup grippers (31) to achieve visual material loading and positioning.

4. The four-station OTP programming structure according to claim 3, characterized in that: The bottom of the positioning camera is equipped with a light shield tube. When the suction cup gripper (31) performs loading and positioning, each light shield tube moves with the positioning camera (32) to directly above the corresponding burning unit (21).

5. The four-station OTP programming structure according to claim 3, characterized in that: Each of the suction cup grippers (31) is connected to a three-axis fine-tuning device between itself and the four-station gripper (3). The three-axis fine-tuning device includes a horizontally arranged X-axis driver, a Y-axis driver, and a vertically arranged rotary shaft driver. The X-axis driver, Y-axis driver, and rotary shaft driver are connected in sequence from top to bottom. The X-axis driver is fixed to the bottom of the four-station gripper (3), and the suction cup gripper (31) is fixed to the output shaft of the rotary shaft driver.

6. The four-station OTP programming structure according to claim 2, characterized in that: The visual inspection device (4) includes at least one area scan camera (41) and an inspection control device (5), wherein the area scan camera (41) is electrically connected to the inspection control device (5). Among them, the area array camera (41) is set vertically downward and forms a detection field of view. When the tooling platform (22) is in the detection cooperation state, the tooling platform (22) moves into the detection field of view, and the area array camera (41) takes pictures and samples each material unit (9) clamped on the tooling platform (22).

7. The four-station OTP programming structure according to claim 6, characterized in that: Below the visual inspection device (4) is an illumination tube (8), which is distributed around the tooling platform (22) to increase the illumination of the inspection field of view.

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