GaN transistor pin cutting and forming device

Abstract

The utility model discloses a GaN transistor pin cutting and forming device which comprises a working table, a placing plate arranged on the upper side in the working table, a placing groove formed in the middle of the upper end of the placing plate, a laser generator arranged on the rear side in the working table, a convex lens arranged at the front end of the laser generator and a fixing mechanism. The fixing mechanism comprises a mounting cover, mounting rods, push plates and fixing rods, the mounting cover is arranged on the upper side of the left end of the workbench, the mounting rods are arranged on the front side and the rear side of the bottom wall of the mounting cover correspondingly, the push plates are rotationally connected to the upper sides of the outer arc surfaces of the mounting rods correspondingly, and the fixing rods are arranged on the right sides of the upper ends of the push plates correspondingly; according to the GaN transistor pin cutting and forming device, the GaN transistor cannot be damaged, the stability of the GaN transistor is improved, the cutting lengths of pins are consistent, and the problem that the fixing effect is affected due to insufficient or interrupted air source pressure is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of semiconductor processing equipment, specifically to a GaN transistor pin cutting forming device. BACKGROUND

[0002] Gallium nitride (GaN) transistor as a kind of high-performance semiconductor device, is widely used in high-frequency, high-power, high-voltage electronic equipment, such as 5G communication, electric vehicle, fast charger etc. field, due to the pin of GaN transistor usually needs accurate size to meet different packaging and installation requirements, therefore, the pin of GaN transistor needs to be cut by GaN transistor pin cutting forming machine, in the prior art: the patent with authorized publication number CN 206464482 U discloses a kind of transistor pin cutting forming machine, connecting rod is arranged between the upper machine table and lower machine table, connecting rod is provided with sliding plate, sliding plate is provided with cutting cylinder, high-temperature heating rod is arranged on the cylinder shaft of cutting cylinder, the equipment in the process of use, although GaN transistor can be fixed by cylinder, but cylinder will produce certain impact force in the process of action, especially when fast motion and stop, this impact force can cause damage to GaN transistor, and cylinder needs stable gas supply, if gas source pressure is unstable or interrupted, it will affect the fixing effect of GaN transistor, finally lead to the inconsistent length of pin cutting, reduce the quality of product, for this purpose, we propose a kind of GaN transistor pin cutting forming device. UTILITY MODEL CONTENT

[0003] The utility model solves the technical problems of overcoming the defects of the prior art, providing a GaN transistor pin cutting forming device, which can fix GaN transistor by clamping plate without causing damage to GaN transistor, increasing the stability of GaN transistor, making the length of pin cutting consistent, improving production efficiency and ensuring product quality, solving the problem of insufficient or interrupted gas source pressure affecting the fixing effect, and effectively solving the problems in the background art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a GaN transistor pin cutting forming device, comprising a workbench, an upper side inside the workbench is provided with a placing plate, a middle part of the upper end of the placing plate is provided with a placing groove, a rear side inside the workbench is provided with a laser generator, a front end of the laser generator is provided with a convex lens, further comprising a fixing mechanism.

[0005] The fixing mechanism comprises a mounting cover, mounting rods, push plates and fixing rods, the mounting cover is arranged on the upper side of the left end of the workbench, mounting rods are arranged on the front and back sides of the bottom wall of the mounting cover, push plates are rotatably connected to the upper sides of the outer curved surfaces of the mounting rods, fixing rods are arranged on the right sides of the upper ends of the push plates, the GaN transistor can be fixed by the clamping plates, the GaN transistor is not damaged, the stability of the GaN transistor is improved, the length of the pin is consistent, the production efficiency is improved, the quality of the product is ensured, and the problem that the fixing effect is affected due to insufficient or interrupted air pressure is solved.

[0006] Further, the control switch group is arranged at the front end of the workbench, the input end of the control switch group is electrically connected with the external power supply, and the input end of the laser generator is electrically connected with the output end of the control switch group, so that the electrical elements in the equipment can be regulated and controlled.

[0007] Further, the fixing mechanism further comprises adjusting plates, slide columns, clamping plates and limiting plates, the adjusting plates are slidably connected into the sliding grooves arranged on the upper side of the left end of the workbench, the ends, away from the center of the interior of the workbench, of the two adjusting plates are in contact with the outer curved surfaces of the longitudinally adjacent fixing rods, the slide columns are slidably connected into the slide holes arranged on the upper sides of the front and back ends of the workbench, the slide columns are located on the upper side of the placement plate, the ends, close to the center of the interior of the workbench, of the two slide columns are provided with a clamping plate, the right ends of the adjusting plates are fixedly connected with the left ends of the transversely adjacent clamping plates, and the ends, away from the center of the interior of the workbench, of the slide columns are provided with limiting plates, so that the GaN transistor can be fixed.

[0008] Further, the ends, away from the center of the interior of the workbench, of the clamping plates are respectively provided with springs, the springs are movably sleeved with the longitudinally corresponding slide columns, and the pulling force generated by the contraction of the springs can drive the clamping plates to move and reset.

[0009] Further, the middle part of the rear wall of the workbench is slidably connected with a sliding block, the middle part of the upper end of the sliding block is provided with an electric push rod, the upper end of the extension end of the electric push rod is fixedly connected with the lower end of the laser generator, and the input end of the electric push rod is electrically connected with the output end of the control switch group, so that the height of the laser generator can be adjusted.

[0010] Further, the lower side of the left wall of the workbench is rotatably connected with an adjusting screw rod, the right end of the adjusting screw rod is provided with a baffle, the sliding block is threadedly connected to the middle part of the outer curved surface of the adjusting screw rod through the adjusting screw hole arranged on the right end of the middle part, the lower side of the left end of the workbench is provided with a motor, the right end of the output shaft of the motor is fixedly connected with the left end of the adjusting screw rod, and the input end of the motor is electrically connected with the output end of the control switch group, so that the laser generator can be driven to move.

[0011] Further, the left side of the bottom wall of the mounting cover is slidably connected with an adjusting seat, the left end of the push plate is provided with a fixing seat, the right end of the two adjusting seats is rotatably connected with a connecting plate, the right end of the connecting plate is rotatably connected with the left end of the transversely adjacent fixing seat, the lower side of the inside of the protective cover is rotatably connected with a screw rod, the screw rod is located between the one end of the two mounting rods close to the inside center of the workbench, the adjusting seat is threadedly connected to the left side of the outer arc surface of the screw rod through the threaded hole provided in the right end middle part thereof, and the left end of the screw rod is provided with an adjusting knob, which can drive the push plate to move.

[0012] Compared with the prior art, the GaN transistor pin forming device has the following advantages:

[0013] The GaN transistor can be fixed and limited by the clamping plate without damaging the GaN transistor, the stability of the GaN transistor is improved, the length of the pin cutting is consistent, the production efficiency is improved, and the quality of the product is ensured, and the problem of affecting the fixing effect due to insufficient or interrupted air pressure is solved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the utility model;

[0015] Figure 2 It is a right side sectional view structural schematic view of the utility model;

[0016] Figure 3 It is a structural schematic view of the fixing mechanism of the utility model;

[0017] Figure 4 It is an upper side sectional view structural schematic view of the utility model.

[0018] In the drawing: 1 workbench, 2 control switch group, 3 placing plate, 4 fixing mechanism, 41 mounting cover, 42 mounting rod, 43 push plate, 44 fixing rod, 45 adjusting plate, 46 slide column, 47 clamping plate, 48 limiting plate, 5 adjusting seat, 6 fixing seat, 7 connecting plate, 8 screw rod, 9 adjusting knob, 10 sliding block, 11 electric push rod, 12 laser generator, 13 convex lens, 14 adjusting screw rod, 15 motor, 16 baffle, 17 spring. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Please refer to Figures 1-4The embodiment provides a technical scheme: a GaN transistor pin forming device, which comprises a workbench 1, an upper side in the workbench 1 is provided with a placing plate 3, a middle part of the upper end of the placing plate 3 is provided with a placing groove, a rear side in the workbench 1 is provided with a laser generator 12, a front end of the laser generator 12 is provided with a convex lens 13, and the device further comprises a fixing mechanism 4;

[0021] The fixing mechanism 4 comprises a mounting cover 41, mounting rods 42, push plates 43 and fixing rods 44, the mounting cover 41 is arranged on the upper side of the left end of the workbench 1, mounting rods 42 are arranged on the front and back sides of the bottom wall of the mounting cover 41, the upper sides of the outer arc surfaces of the mounting rods 42 are rotationally connected with the push plates 43, the right sides of the upper ends of the push plates 43 are provided with the fixing rods 44, the fixing mechanism 4 further comprises adjusting plates 45, slide columns 46, clamping plates 47 and limiting plates 48, the adjusting plates 45 are slidingly connected into slide grooves arranged on the upper side of the left end of the workbench 1, the ends, away from the center in the workbench 1, of the two adjusting plates 45 are respectively in contact with the outer arc surfaces of the fixing rods 44 which are longitudinally adjacent to each other, the slide columns 46 are slidingly connected into slide holes arranged on the upper sides of the front and back ends of the workbench 1, the slide columns 46 are located on the upper side of the placing plate 3, the ends, close to the center in the workbench 1, of the two slide columns 46 which are transversely adjacent to each other are provided with one clamping plate 47, the right ends of the adjusting plates 45 are fixedly connected with the left ends of the clamping plates 47 which are transversely adjacent to each other, and the ends, away from the center in the workbench 1, of the slide columns 46 are provided with the limiting plates 48, so that the GaN transistor can be fixed in position and will not be damaged, the stability of the GaN transistor is improved, the lengths of the pins cut are consistent, the production efficiency is improved, the quality of products is ensured, and the problem that the fixing effect is affected due to insufficient or interrupted air pressure is solved.

[0022] The device further comprises a control switch group 2, the control switch group 2 is arranged on the front end of the workbench 1, the input end of the control switch group 2 is electrically connected with an external power supply, and the input end of the laser generator 12 is electrically connected with the output end of the control switch group 2, so that the electrical elements in the device can be regulated and controlled.

[0023] The ends, away from the center in the workbench 1, of the clamping plates 47 are respectively provided with springs 17, the springs 17 are movably sleeved with the slide columns 46 which are longitudinally corresponding to each other, and the pulling force generated by the contraction of the springs 17 can drive the clamping plates 47 to move and reset.

[0024] The middle part of the rear wall of the workbench 1 is slidingly connected with a sliding block 10, the middle part of the upper end of the sliding block 10 is provided with an electric push rod 11, the upper end of the telescopic end of the electric push rod 11 is fixedly connected with the lower end of the laser generator 12, the input end of the electric push rod 11 is electrically connected with the output end of the control switch group 2, the electric push rod 11 starts to operate through the regulation and control of the control switch group 2, the telescopic end of the electric push rod 11 is extended, and thus the cutting length of the pins of the GaN transistor can be adjusted according to actual conditions.

[0025] The lower side of the left wall of the workbench 1 is rotationally connected with an adjusting screw 14, the right end of the adjusting screw 14 is provided with a baffle 16, the sliding block 10 is threadedly connected to the middle part of the outer arc surface of the adjusting screw 14 through the adjusting screw thread hole arranged in the middle part of the right end thereof, the lower side of the left end of the workbench 1 is provided with a motor 15, the right end of the output shaft of the motor 15 is fixedly connected with the left end of the adjusting screw 14, the input end of the motor 15 is electrically connected with the output end of the control switch group 2, the motor 15 starts to operate through the regulation and control of the control switch group 2, the output shaft of the motor 15 drives the adjusting screw 14 to rotate, the adjusting screw 14 drives the sliding block 10 to move through the threaded connection in the process of rotation, the sliding block 10 drives the laser generator 12 to move through the electric push rod 11, so that the pin cutting work of the GaN transistor is realized.

[0026] The left side of the bottom wall of the mounting cover 41 is slidably connected with an adjusting seat 5, the left end of the push plate 43 is provided with a fixing seat 6, the right end of each of the two adjusting seats 5 is rotationally connected with a connecting plate 7, the right end of the connecting plate 7 is rotationally connected with the left end of the horizontally adjacent fixing seat 6, the lower side of the inside of the protective cover 41 is rotationally connected with a screw rod 8, the screw rod 8 is located between the one end of the two mounting rods 42 close to the inside center of the workbench 1, the adjusting seat 5 is threadedly connected to the left side of the outer arc surface of the screw rod 8 through the screw thread hole arranged in the middle part of the right end thereof, the left end of the screw rod 8 is provided with an adjusting knob 9, the operator rotates the adjusting knob 9, the adjusting knob 9 drives the screw rod 8 to rotate, the screw rod 8 drives the adjusting seat 5 to move to the right through the threaded connection in the process of rotation, the adjusting seat 5 gives a pushing force to the push plate 43 through the connecting plate 7 in the process of movement.

[0027] The working principle of the GaN transistor pin cutting and forming device is as follows: in the process of using the GaN transistor pin cutting and forming device, the GaN transistors to be cut are placed on the upper end of the placing plate 3 in turn, and then the pins of the GaN transistors are inserted into the placing grooves and extended to the inside of the workbench 1; at this time, the operator rotates the adjusting knob 9, the adjusting knob 9 drives the screw rod 8 to rotate, the screw rod 8 drives the adjusting seat 5 to move rightwards through the threaded connection in the process of rotating, the adjusting seat 5 drives the push plate 43 to rotate around the mounting rod 42 through the connecting plate 7 in the process of moving, the fixed rod 44 drives the adjusting plate 45 to move in the process of rotating, the spring 17 is extended, at this time, the distance between the two clamping plates 47 gradually decreases, finally the clamping plates 47 are used for limiting and fixing the GaN transistors, then the control switch group 2 is controlled, the electric push rod 11 starts to run, the telescopic end of the electric push rod 11 is extended, so that the cutting length of the pin of the GaN transistor is adjusted according to actual conditions, after the adjustment is completed, the control switch group 2 is controlled, the laser generator 12 starts to run, the laser generator 12 converts electric energy into laser, then the convex lens 13 focuses the laser beam on a point, then the laser beam is used for cutting the pin of the GaN transistor, in the process of cutting, the control switch group 2 is controlled, the motor 15 starts to run, the output shaft of the motor 15 drives the adjusting screw rod 14 to rotate, the adjusting screw rod 14 drives the sliding block 10 to move through the threaded connection in the process of rotating, the sliding block 10 drives the laser generator 12 to move through the electric push rod 11, so that the pin cutting work of the GaN transistor is realized.

[0028] It is worth noting that the electric push rod 11 disclosed in the above embodiment can be selected as YRJ0905, the laser generator 12 can be selected as YLP-1-100-20-20, the motor 15 can be selected as ECMA-C20604RS, and the control switch group 2 is provided with control buttons corresponding to the electric push rod 11, the laser generator 12 and the motor 15 for controlling the switches thereof.

[0029] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process transformation according to the content of the utility model specification and the drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A GaN transistor lead cutting and forming apparatus, comprising a worktable (1), a placement plate (3) disposed on the upper side inside the worktable (1), a placement groove disposed in the middle of the upper end of the placement plate (3), a laser generator (12) disposed on the rear side inside the worktable (1), and a convex lens (13) disposed at the front end of the laser generator (12), characterized in that: Also include fixed mechanism (4); The fixed mechanism (4) further includes adjusting plate (45), slide post (46), clamping plate (47) and limit plate (48), the adjusting plate (45) is all slidingly connected in the slide groove of the upper side of the left end of the workbench (1), and the outer arc surface of the fixed rod (44) adjacent to the longitudinal direction away from the center of the inside of the workbench (1) one end respectively, the slide post (46) is all slidingly connected in the slide hole of the upper side of the front and rear ends of the workbench (1), and the slide post (46) is all located in the upper side of the placing plate (3), and the one end of the two slide posts (46) adjacent to the horizontal direction is close to the center of the inside of the workbench (1) and is provided with a clamping plate (47), and the right end of the adjusting plate (45) is fixedly connected with the left end of the clamping plate (47) adjacent to the horizontal direction respectively, and the one end of the slide post (46) away from the center of the inside of the workbench (1) is provided with a limit plate (48).

2. The GaN transistor lead forming apparatus of claim 1, wherein: The one end of the clamping plate (47) away from the center of the inside of the workbench (1) is provided with a spring (17) between the inner wall of the workbench (1), and the spring (17) is movably sleeved with the slide post (46) corresponding to the longitudinal direction.

3. The GaN transistor lead forming apparatus of claim 1, wherein: The middle part of the rear wall of the workbench (1) is slidingly connected with a sliding block (10), and the middle part of the upper end of the sliding block (10) is provided with an electric push rod (11), and the upper end of the telescopic end of the electric push rod (11) is fixedly connected with the lower end of the laser generator (12), and the input end of the electric push rod (11) is electrically connected with the output end of the control switch group (2).

4. The GaN transistor lead forming apparatus of claim 3, wherein: The lower side of the left wall of the workbench (1) is rotatably connected with an adjusting screw (14), and the right end of the adjusting screw (14) is provided with a baffle (16), and the sliding block (10) is screwedly connected to the middle part of the outer arc surface of the adjusting screw (14) through the adjusting screw hole provided in the right end middle part thereof, and the lower side of the left end of the workbench (1) is provided with a motor (15), and the right end of the output shaft of the motor (15) is fixedly connected with the left end of the adjusting screw (14), and the input end of the motor (15) is electrically connected with the output end of the control switch group (2).

5. The GaN transistor lead forming apparatus of claim 2, wherein: The lower side of the left wall of the workbench (1) is rotatably connected with an adjusting screw (14), and the right end of the adjusting screw (14) is provided with a baffle (16), and the sliding block (10) is screwedly connected to the middle part of the outer arc surface of the adjusting screw (14) through the adjusting screw hole provided in the right end middle part thereof, and the lower side of the left end of the workbench (1) is provided with a motor (15), and the right end of the output shaft of the motor (15) is fixedly connected with the left end of the adjusting screw (14), and the input end of the motor (15) is electrically connected with the output end of the control switch group (2).

6. The GaN transistor lead forming apparatus of claim 5, wherein: ​ 7. The GaN transistor lead forming apparatus of claim 1, wherein: The left side of the bottom wall of the mounting cover (41) is slidably connected with an adjusting seat (5), the left end of the push plate (43) is provided with a fixed seat (6), the right end of the two adjusting seats (5) is rotatably connected with a connecting plate (7), the right end of the connecting plate (7) is rotatably connected with the left end of the transversely adjacent fixed seat (6), the lower side of the inside of the mounting cover (41) is rotatably connected with a screw rod (8), the screw rod (8) is located between the one end of the two mounting rods (42) close to the inside center of the workbench (1), the adjusting seat (5) is threadedly connected with the left side of the outer arc surface of the screw rod (8) through the threaded hole provided in the right end middle part thereof, and the left end of the screw rod (8) is provided with an adjusting knob (9).

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