Precise coil stock etching device with positioning function

Abstract

The utility model discloses a coil stock precise etching device with a positioning function, which relates to the technical field of coil stock etching, and comprises a bottom plate and a coil stock body, the top of the bottom plate is fixedly connected with an etching box, two upper compression rollers and two lower compression rollers are symmetrically arranged above the bottom plate, and the upper compression rollers and the lower compression rollers are arranged on the bottom plate. Wherein two-way lead screws are arranged on the side walls of the two mounting plates, rotating rods are fixedly connected into the two upper pressing rollers and the two lower pressing rollers in a sleeved mode, each two-way lead screw is connected into the corresponding T-shaped plate in a threaded and sleeved mode, and a motor is fixedly connected to the side wall of one mounting plate. Through the arrangement of the upper pressing roller, the lower pressing roller and the two-way lead screws, the motor is started to drive one of the two-way lead screws to rotate, the two two-way lead screws can drive the corresponding upper pressing roller and the corresponding lower pressing roller to move through the transmission mechanism, then the distance between the upper pressing roller and the lower pressing roller can be adjusted, and the smoothness of roll material conveying can be guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of coil material etching, in particular to a coil material precision etching device with a positioning function. Background Art

[0002] Etching refers to the process of removing excess material from the surface of an object through erosion and corrosion. Dry etching is a common process in semiconductor manufacturing. Dry etching is a process in which a specific etching gas is introduced into the reaction chamber and a plasma is generated by a radio frequency electric field to etch the wafer.

[0003] After searching, the double-sided etching device for lead frame with publication number CN216585220U includes a material belt conveying mechanism, a top spraying mechanism, and a bottom spraying mechanism. The top spraying mechanism includes a top spraying pipeline with a plurality of spraying pipes, and the bottom spraying mechanism includes a bottom spraying frame with a plurality of spraying pipes. The free end of the spraying pipe is provided with a conical spraying end for spraying spray liquid in a conical shape, and a negative pressure liquid suction mechanism is provided between the two roller conveying parts of the clamping conveying station. The utility model meets the requirements of high-precision etching operation of lead frame, the etching accuracy is greatly improved, and the product etching quality is reliable and stable.

[0004] However, the existing double-sided etching device for lead frames has certain drawbacks when used. Although the device can perform positioning etching on the lead frame, it requires the staff to manually and repeatedly adjust the angle gear plate, and it is difficult to regulate the spacing of the crimping wheels, which may cause the friction between the lead frame and the upper and lower crimping wheels to be too heavy or too light, making it difficult to ensure the smoothness of the lead frame output. Utility Model Content

[0005] In view of the above problems existing in the existing double-sided etching device for lead frames, the present utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a coil precision etching device with a positioning function, which solves the problem that although the device can perform positioning etching on the lead frame, it requires the staff to manually and repeatedly adjust the angle gear plate, and it is difficult to regulate the spacing of the crimping wheels, which may cause the friction between the lead frame and the upper and lower crimping wheels to be too heavy or too light, making it difficult to ensure the smoothness of the lead frame output.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] The cam-shaped rollers are connected to the top of the base plate, and one end of the cam-shaped rollers is connected to the top of the base plate, and the other ...

[0009] Preferably, the transmission mechanism includes two pulleys and a belt, the other end of each of the bidirectional screw rods passes through the corresponding fixed plate and is fixedly sleeved inside the corresponding pulley, and the two pulleys are connected by belt transmission.

[0010] Preferably, the side walls of the plurality of mounting plates are symmetrically connected to two U-shaped limit plates, the bottom inner wall of each U-shaped limit plate is rotatably connected to a plurality of first balls, and each of the first balls is fittedly arranged at the bottom of the coil body.

[0011] Preferably, a plurality of second balls are rotatably provided on an inner wall of one side of each of the U-shaped limiting plates, and each of the second balls is fittedly provided on one side of the coil body.

[0012] Preferably, a limiting rod is provided on one side of each of the two mounting plates, and both ends of each limiting rod are respectively fixedly connected to the corresponding fixing plate, and each limiting rod is movably sleeved inside the corresponding T-shaped plate.

[0013] Preferably, the side wall of each mounting plate is symmetrically provided with two adjustment openings, and each rotating rod is movably arranged inside the corresponding adjustment opening.

[0014] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0015] 1. The utility model, by setting the upper pressure roller, the lower pressure roller and the bidirectional screw rod, starts the motor to drive one of the bidirectional screw rods to rotate, and through the transmission mechanism, the two bidirectional screw rods can drive the corresponding upper and lower pressure rollers to move, thereby adjusting the spacing between the upper and lower pressure rollers, and ensuring the smoothness of the coil conveying.

[0016] 2. In the utility model, through the belt and pulley, the other ends of the two bidirectional screws penetrate the corresponding fixed plate and are fixedly sleeved inside the corresponding pulley. The two pulleys are connected by belt transmission, thereby realizing the synchronous rotation of the two bidirectional screws.

[0017] 3. The utility model sets a plurality of first balls, each of which is rotatably set on the bottom inner wall of the corresponding U-shaped limiting plate, so that the coil to be etched is placed above the plurality of first balls, and rolling friction is ensured between the bottom of the coil and the plurality of balls to prevent damage to the upper and lower side walls of the coil due to excessive friction during movement.

[0018] 4. The utility model provides a plurality of second balls, each of which is rotatably arranged on a side wall of a corresponding U-shaped limiting plate. The two side walls of the coil body can fit with the plurality of second balls, and ensure rolling friction between the two side walls of the coil and the plurality of balls, which can not only further limit the movement of the coil, but also prevent the left and right side walls of the coil from being damaged due to excessive friction during the movement of the two side walls of the coil. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0020] Figure 1 It is the front view of the utility model;

[0021] Figure 2 For the utility model Figure 1 A schematic diagram of a side cross-sectional structure of ;

[0022] Figure 3 For the utility model Figure 2 Enlarged view of part A.

[0023] Description of reference numerals:

[0024] 1. Bottom plate; 2. Coil body; 3. Etching box; 4. Upper pressure roller; 5. Lower pressure roller; 6. Mounting plate; 7. Fixed plate; 8. Bidirectional screw rod; 9. Rotating rod; 10. T-shaped plate; 11. Motor; 12. Pulley; 13. Belt; 14. U-shaped limit plate; 15. First ball; 16. Second ball; 17. Limit rod. DETAILED DESCRIPTION

[0025] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0026] The embodiment of the utility model discloses a coil material precision etching device with a positioning function.

[0027] The utility model provides Figure 1-3 The coil material precision etching device with positioning function shown in the figure comprises a bottom plate 1 and a coil material body 2, the top of the bottom plate 1 is fixedly connected with an etching box 3, two upper pressing rollers 4 and two lower pressing rollers 5 are symmetrically arranged above the bottom plate 1, the two sides of the coil material body 2 are respectively fitted with the two upper pressing rollers 4 and the two lower pressing rollers 5, a plurality of mounting plates 6 are symmetrically fixedly connected with the top of the bottom plate 1, wherein the side walls of the two mounting plates 6 are symmetrically fixedly connected with two fixing plates 7, wherein the side walls of the two mounting plates 6 are both provided with bidirectional screw rods 8, each of which rotates Connected to the side walls of the corresponding fixed plates 7, the two upper pressure rollers 4 and the two lower pressure rollers 5 are fixedly sleeved with rotating rods 9, the other end of each rotating rod 9 is rotatably connected to a T-shaped plate 10, and each bidirectional screw rod 8 is threadedly sleeved on the inside of the corresponding T-shaped plate 10. A motor 11 is fixedly connected to the side wall of one of the mounting plates 6, one end of one of the bidirectional screw rods 8 passes through the corresponding fixed plate 7 and is fixedly connected to the output shaft of the motor 11, and a transmission mechanism is commonly provided on one side of the two mounting plates 6, and each bidirectional screw rod 8 matches the transmission mechanism.

[0028] In order to ensure that the two bidirectional screw rods 8 can rotate synchronously, Figure 1-2 As shown, the transmission mechanism includes two pulleys 12 and a belt 13. The other end of each bidirectional screw rod 8 passes through the corresponding fixed plate 7 and is fixedly sleeved inside the corresponding pulley 12. The two pulleys 12 are connected by the belt 13.

[0029] In order to prevent the upper and lower walls of the coil from being damaged due to excessive friction during movement, Figure 1-3 As shown, the side walls of the multiple mounting plates 6 are symmetrically connected to two U-shaped limiting plates 14 , and the bottom inner wall of each U-shaped limiting plate 14 is rotatably connected to multiple first balls 15 , and each first ball 15 is fitted and arranged at the bottom of the coil body 2 .

[0030] In order to further limit the movement of the coil and prevent the left and right sides of the coil from being damaged due to excessive friction during the movement of the two sides of the coil, Figure 1-2 As shown, a plurality of second balls 16 are rotatably disposed on the inner wall of one side of each U-shaped limiting plate 14 , and each second ball 16 is fittedly disposed on one side of the coil body 2 .

[0031] In order to limit the movement of the T-shaped plate 10 of the rod wall of the limiting rod 17, it is ensured that the multiple T-shaped plates 10 and the upper and lower pressure rollers can move stably. Figure 1-3 As shown, a limiting rod 17 is provided on one side of each of the two mounting plates 6 , and both ends of each limiting rod 17 are fixedly connected to the corresponding fixing plate 7 , and each limiting rod 17 is movably sleeved inside the corresponding T-shaped plate 10 .

[0032] Finally, in order to ensure that the rotating rod 9 can move up and down smoothly, Figure 1-3 As shown, two adjustment openings are symmetrically provided on the side wall of each mounting plate 6, and each rotating rod 9 is movably arranged inside the corresponding adjustment opening.

[0033] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A coil material precision etching device with positioning function, comprising a base plate (1) and a coil material body (2), characterized in that: The top of the bottom plate (1) is fixedly connected to an etching box (3), two upper pressing rollers (4) and two lower pressing rollers (5) are symmetrically arranged above the bottom plate (1), and the two sides of the coil body (2) are respectively in contact with the two upper pressing rollers (4) and the two lower pressing rollers (5), and the top of the bottom plate (1) is symmetrically fixedly connected to a plurality of mounting plates (6), wherein the side walls of the two mounting plates (6) are symmetrically fixedly connected to two fixing plates (7), wherein the side walls of the two mounting plates (6) are both provided with bidirectional screw rods (8), and each of the bidirectional screw rods (8) is rotatably connected to the side wall of the corresponding fixing plate (7), and the two The upper pressure roller (4) and the two lower pressure rollers (5) are fixedly sleeved with a rotating rod (9), the other end of each rotating rod (9) is rotatably connected to a T-shaped plate (10), each bidirectional screw rod (8) is threadedly sleeved on the inside of the corresponding T-shaped plate (10), the side wall of one of the mounting plates (6) is fixedly connected to a motor (11), one end of one of the bidirectional screw rods (8) passes through the corresponding fixing plate (7) and is fixedly connected to the output shaft of the motor (11), and a transmission mechanism is commonly provided on one side of the two mounting plates (6), and each of the bidirectional screw rods (8) matches the transmission mechanism.

2. The coil material precision etching device with positioning function according to claim 1, characterized in that: The transmission mechanism comprises two pulleys (12) and a belt (13); the other end of each bidirectional screw rod (8) passes through the corresponding fixed plate (7) and is fixedly sleeved inside the corresponding pulley (12); the two pulleys (12) are connected by a belt (13).

3. The coil material precision etching device with positioning function according to claim 1, characterized in that: The side walls of the plurality of mounting plates (6) are symmetrically connected to two U-shaped limiting plates (14), the bottom inner wall of each of the U-shaped limiting plates (14) is rotatably connected to a plurality of first balls (15), and each of the first balls (15) is fittedly arranged at the bottom of the coil body (2).

4. The coil material precision etching device with positioning function according to claim 3, characterized in that: A plurality of second balls (16) are rotatably arranged on the inner wall of one side of each of the U-shaped limiting plates (14), and each of the second balls (16) is fitted on one side of the coil body (2).

5. The coil material precision etching device with positioning function according to claim 1, characterized in that: A limiting rod (17) is provided on one side of the two mounting plates (6), and both ends of each limiting rod (17) are respectively fixedly connected to the corresponding fixing plate (7), and each limiting rod (17) is movably sleeved inside the corresponding T-shaped plate (10).

6. The coil material precision etching device with positioning function according to claim 1, characterized in that: The side wall of each mounting plate (6) is symmetrically provided with two adjustment openings, and each rotating rod (9) is movably arranged inside the corresponding adjustment opening.

Images