CN112760702A - Silver plating device for lead frame - Google Patents
Silver plating device for lead frame Download PDFInfo
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- CN112760702A CN112760702A CN202011551901.1A CN202011551901A CN112760702A CN 112760702 A CN112760702 A CN 112760702A CN 202011551901 A CN202011551901 A CN 202011551901A CN 112760702 A CN112760702 A CN 112760702A
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- silver plating
- lead frame
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/10—Agitating of electrolytes; Moving of racks
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/06—Suspending or supporting devices for articles to be coated
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- Chemical Kinetics & Catalysis (AREA)
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- Electroplating Methods And Accessories (AREA)
Abstract
The invention discloses a silver plating device for a lead frame, which comprises a fixed base, a material pushing box and a movable slide rail, wherein the material pushing box is fixedly arranged on the outer surface of one side of the fixed base, a lifting support plate is movably arranged in the middle of the inner surface of the inner side of the material pushing box, two groups of movable clamping plates are movably arranged on the outer surface of the upper end of the lifting support plate, two groups of transverse sliding grooves are arranged in parallel on the inner side of the upper end of the lifting support plate, two groups of traction ropes are fixedly arranged on the two sides of the outer surface of the upper end of the lifting support plate, which are close to the movable clamping plates, two groups of buffer blocks are movably arranged on the inner surface of the material pushing box, which is close to the lower; according to the silver plating device for the lead frame, the silver plating device is provided with a multiple adjusting structure, so that the flexibility of the silver plating device in use is improved, and meanwhile, the silver plating device is provided with a jacking type material conveying structure, so that the working efficiency of the silver plating device is improved.
Description
Technical Field
The invention belongs to the technical field of silver plating devices, and particularly relates to a silver plating device for a lead frame.
Background
The lead frame is used as a chip carrier of an integrated circuit, is a key structural member for realizing the electrical connection between a leading-out end of an internal circuit of a chip and an external lead by means of bonding materials (gold wires, aluminum wires and copper wires) to form an electrical circuit, plays a role of a bridge connected with an external lead, needs to be used in most semiconductor integrated blocks and is an important basic material in the electronic information industry.
The automatic silver plating device for the lead frame disclosed in the reference document CN111139512A comprises a working platform and a frame, wherein a manipulator motion mechanism and a silver plating groove are arranged in the frame from top to bottom, a water feeding pipe at the bottom of the silver plating groove is connected with a silver plating pump through a water feeding filter, the silver plating groove comprises a groove body and a wafer feeding transmission mechanism, a wafer discharging transmission mechanism and a silver plating die holder which are arranged in the groove body, the silver plating die holder is positioned between the wafer feeding transmission mechanism and the wafer discharging transmission mechanism, the manipulator motion mechanism comprises a big frame and a wafer taking hand motion mechanism and an electroplating hand motion mechanism which are arranged at the lower part of the big frame, the wafer taking hand motion mechanism, the electroplating hand motion mechanism, the wafer feeding transmission mechanism, the wafer discharging transmission mechanism and the silver plating pump are connected with a control system.
The existing silver plating device for the lead frame has certain defects in the using process, and the traditional silver plating device for the lead frame does not have an automatic material conveying structure, so that a user needs to perform material adding operation on the silver plating device for the lead frame in a manual mode in the using process of the traditional silver plating device for the lead frame, the operation steps of the user are increased, and the working efficiency is reduced; the traditional silver plating device for the lead frame does not have a fixed adjusting structure, so that the traditional silver plating device for the lead frame cannot be suitable for lead frames with different sizes, and the flexibility of the silver plating device for the lead frame in use is reduced; and secondly, the traditional silver plating device for the lead frame does not have a material conveying position adjusting structure, so that the application range of the silver plating device for the lead frame is reduced, and certain adverse effects are brought to a user.
Disclosure of Invention
In order to overcome the defect that the traditional silver plating device for the lead frame does not have an automatic material conveying structure, the silver plating device for the lead frame needs to be added by a user in a manual mode in the using process of the traditional silver plating device for the lead frame, so that the operation steps of the user are increased, and the working efficiency is reduced; the traditional silver plating device for the lead frame does not have a fixed adjusting structure, so that the traditional silver plating device for the lead frame cannot be suitable for lead frames with different sizes, and the flexibility of the silver plating device for the lead frame in use is reduced; secondly, the traditional silver plating device for the lead frame does not have a material conveying position adjusting structure, so that the application range of the silver plating device for the lead frame is reduced, and the silver plating device for the lead frame is provided.
The purpose of the invention is realized by the following technical scheme:
a silver plating device for a lead frame comprises a fixed base, a material pushing box and a movable slide rail, wherein the material pushing box is fixedly arranged on the outer surface of one side of the fixed base, a lifting support plate is movably arranged in the middle of the inner surface of the inner side of the material pushing box, two groups of movable clamping plates are movably arranged on the outer surface of the upper end of the lifting support plate, two groups of transverse slide grooves are arranged on the inner side of the upper end of the lifting support plate side by side, two groups of traction ropes are fixedly arranged on the two sides of the outer surface of the upper end of the lifting support plate, which are close to the movable clamping plates, two groups of buffer blocks are movably arranged on the inner surface of the material pushing box, which is close to the lower part of the lifting support plate, a side rotating clamping plate is movably arranged on the outer surface of one side of the movable clamping plates, the upper end outer fixed surface of threaded rod installs and revolves wrong cap, the lower extreme outer fixed surface of threaded rod installs the clamp plate, the lower extreme outer fixed surface of removal cardboard installs two sets of slip fixture blocks, unable adjustment base's upper end outer fixed surface installs the mount, removal slide rail movable mounting is in the inboard of mount.
As a further technical scheme of the invention, a clamping groove is formed in the inner surface of one side of the sliding clamping block, the sliding clamping block is movably connected with the lifting support plate through a transverse sliding groove, a first hood is fixedly installed at the upper part of the outer surface of one side of the material pushing box, a second hood is fixedly installed at the upper part of the outer surface of the other side of the material pushing box, and a roller and a motor are arranged in each of the first hood and the second hood.
As a further technical scheme of the invention, the cross section of the buffer block is of a T-shaped structure, the outer sleeve rod is movably sleeved at the lower part of the outer surface of the side edge of the buffer block, the spring column is sleeved between the buffer block and the outer sleeve rod, the buffer block and the outer sleeve rod are elastically connected through the spring column, the lower part of the outer surface of the side edge of the buffer block is fixedly provided with the limiting clamp cap, and the cross section of the limiting clamp cap is of a circular structure.
As a further technical scheme, a discharging clamping seat is fixedly arranged on the outer surface of the upper end of the material pushing box, a rectangular notch is formed in the middle of the inner side of the discharging clamping seat in a penetrating mode, a silver plating groove is formed in the middle of the inner side of the upper end of the fixed base, a material collecting plate is fixedly arranged on the upper portion of the outer surface of one side of the fixed base, a side rotating cover plate is movably arranged on the outer surface of the front end of the fixed base, a filter cover is fixedly arranged between the side rotating cover plate and the silver plating groove inside the fixed base, and a liquid storage box is arranged below the inside of the fixed base, close.
As a further technical scheme of the invention, a sliding block is movably mounted on the outer surface of the lower end of the movable sliding rail, a lifting rod is fixedly mounted on the outer surface of the lower end of the sliding block, a fixed sucker is movably mounted on the lower portion of the lifting rod, the sliding block and the fixed sucker are movably connected through the lifting rod, and a sliding groove is formed in the middle of the inner side of the lower end of the movable sliding rail.
As a further technical scheme of the present invention, two sets of moving chutes are formed in parallel on the inner side of the upper end of the fixed frame, two sets of butt bolts are movably mounted on the upper end of the moving slide rail, a fixed clamp cap is sleeved between the moving slide rail and the butt bolts, the moving slide rail and the butt bolts are fixed in a butt joint manner through the fixed clamp cap, a screwing buckle is fixedly mounted on the outer surface of the upper end of the fixed clamp cap, and a pressing snap ring is fixedly mounted at the lower position of the outer surface of the side edge of the screwing buckle.
As a further technical scheme of the invention, the overall structure of the outer sleeve rod is a cylindrical hollow structure, and the outer sleeve rod is in butt joint with the buffer block through a limiting clamp cap.
As a further technical scheme of the invention, the inner side of the upper end of the material collecting plate is provided with a containing groove, and the material collecting plate and the fixed base are fixed by welding.
As a further technical scheme, a sponge base plate is fixedly arranged on the outer surface of the side edge of the side rotating clamping plate, screw grooves are formed in the inner sides of two ends of the moving clamping plate in a penetrating mode, a sealing cover plate is movably arranged on the side edge of the material pushing box, and a sealing gasket is fixedly arranged on the outer surface of the side edge of the sealing cover plate.
As a further technical scheme of the invention, the silver plating device comprises the following specific operation steps:
step one, a sealing cover plate at the side of a material pushing box is opened, a screwing cap at the upper end of a threaded rod is rotated, the screwing cap drives the threaded rod, the threaded rod drives a pressing plate to move upwards by utilizing a threaded structure, the movable clamping plate and a lifting supporting plate are loosened, two sets of transverse sliding grooves on the lifting supporting plate are utilized, two sets of sliding clamping blocks at the lower end of the movable clamping plate are matched, the movable clamping plate is pushed, the movable clamping plate moves on the upper surface of the lifting supporting plate, a lead frame is stacked on the upper portion of the lifting supporting plate, the side of the lead frame is clamped by utilizing the movable clamping plate, the screwing cap is rotated, the screwing cap drives the threaded rod to rotate, the threaded rod drives the;
rotating the screwing buckle to drive the butt joint bolt, loosening a pressing snap ring of the screwing buckle and a fixed frame, pulling a movable sliding rail by using a movable sliding groove on the fixed frame, so as to adjust the use position of a fixed sucker below the movable sliding rail, driving the fixed sucker to transversely move by matching a sliding block with the movable sliding rail, starting motors in the first hood and the second hood, driving a roller to rotate by the motors, winding a traction rope on the lifting support plate on a roller, pulling the lifting support plate by using the traction rope, so that the lifting support plate moves upwards in a material pushing box, so as to eject a lead frame on the lifting support plate from a discharge clamping seat, and starting a lifting rod, so that the lifting rod is matched with the fixed sucker to suck the lead frame at the discharge clamping seat;
and step three, moving the lead frame into the silver plating groove by matching the movable sliding rail with the sliding block, carrying out silver plating operation on the surface of the lead frame in a silver plating mode, and taking out the silver-plated lead frame in the silver plating groove through the lifting rod so that the lead frame is put into the material receiving plate.
The invention has the beneficial effects that:
1. by arranging the lifting support plate, when a user carries out silver plating operation on the lead frame by using the silver plating device, the user can open the sealing cover plate at the side edge of the material pushing box, the lead frame is stacked on the upper part of the lifting support plate, the side edge of the lead frame is clamped by using the movable clamping plate after moving, the threaded rod is driven to rotate by rotating the screwing cap, the threaded rod drives the pressing plate to move downwards, the movable clamping plate after moving is clamped by the pressing plate, the motor drives the roller to rotate by starting the motors in the first machine cover and the second machine cover, the traction rope on the lifting support plate is wound on the roller, the lifting support plate is pulled by the traction rope to move upwards in the material pushing box, so that the lead frame on the lifting support plate is ejected out of the material discharging clamping seat, when the material taking operation is carried out, the lifting rod is started to be matched with the fixed sucker to, by means of the arrangement of the lifting support plate, the silver plating device for the lead frame is provided with a push-out type material conveying structure, so that the silver plating device for the lead frame can carry out continuous material conveying operation, and the working efficiency is improved.
2. By arranging the movable clamping plates and the side-rotating clamping plates, when a user carries out silver plating operation on the lead frame by using the silver plating device, the user can rotate the screwing caps at the upper ends of the threaded rods to drive the threaded rods to rotate the screwing caps, so that the threaded rods drive the pressing plates to move upwards by using a threaded structure, the movable clamping plates and the lifting support plate are loosened, the movable clamping plates are pushed by using two groups of transverse sliding grooves on the lifting support plate and matching with two groups of sliding clamping blocks at the lower ends of the movable clamping plates, the movable clamping plates are moved on the upper surface of the lifting support plate, the lead frames with different sizes can be fixed between the two groups of movable clamping plates by adjusting the distance between the two groups of movable clamping plates, the application range of the lead frames is improved, the lead frames are stacked on the upper part of the lifting support plate, the side, the side-rotating clamping plate after side-rotating adjustment can be suitable for lead frames of different structures, and the silver plating device for the lead frames is provided with multiple fixed adjusting structures by means of the arrangement of the movable clamping plate and the side-rotating clamping plate, so that the application range of the silver plating device is widened.
3. Through setting up the movable slide rail, when the user utilized this silvering device to carry out silvering operation to the lead frame, the user can rotate and twist soon the knot, make to twist soon and twist and detain the drive butt joint bolt, make to twist soon and loosen between sticis snap ring and the mount of detaining, utilize the removal spout pulling movable slide rail on the mount, thereby adjust the position of use of fixed suction cup under the movable slide rail, the utilization has been adjusted the position of movable slide rail, can make the fixed suction cup under the movable slide rail can do the regulation operation that corresponds to the position of lead frame, make this silvering device for lead frame have the transport and adjust the structure simultaneously, make it can be suitable for not the lead frame of isostructure, it.
Drawings
The invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of a silver plating apparatus for a lead frame according to the present invention.
FIG. 2 is a view showing the internal structure of a hopper in a silver plating apparatus for lead frames according to the present invention.
FIG. 3 is an overall configuration diagram of a movable card board in a silver plating apparatus for a lead frame according to the present invention.
FIG. 4 is an overall configuration diagram of a movable slide rail in a silver plating apparatus for a lead frame according to the present invention.
FIG. 5 is an overall configuration diagram of a buffer block in a silver plating apparatus for a lead frame according to the present invention.
In the figure: 1. a side-spin cover plate; 2. a fixed base; 3. a filter housing; 4. a silver plating tank; 5. a material collecting plate; 6. screwing and buckling; 7. a fixed mount; 8. a moving chute; 9. moving the slide rail; 10. a slider; 11. a lifting rod; 12. fixing the sucker; 13. a discharging clamping seat; 14. a first hood; 15. sealing the cover plate; 16. pushing the material box; 17. a gasket; 18. moving the clamping plate; 19. a transverse chute; 20. a second hood; 21. a hauling rope; 22. lifting the supporting plate; 23. a buffer block; 24. a sponge backing plate; 25. butting the clamping plates; 26. laterally rotating the clamping plate; 27. screwing the cap; 28. a threaded rod; 29. pressing the plate tightly; 30. sliding the clamping block; 31. compressing the snap ring; 32. fixing the clamping cap; 33. a butt bolt; 34. a spring post; 35. an outer loop bar; 36. and a limiting clamping cap.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-5, a silver plating device for a lead frame comprises a fixed base 2, a material pushing box 16 and a movable slide rail 9, wherein the material pushing box 16 is fixedly arranged on the outer surface of one side of the fixed base 2, a lifting support plate 22 is movably arranged in the middle of the inner surface of the material pushing box 16, two groups of movable clamping plates 18 are movably arranged on the outer surface of the upper end of the lifting support plate 22, two groups of transverse sliding grooves 19 are arranged on the inner side of the upper end of the lifting support plate 22 side by side, two groups of traction ropes 21 are fixedly arranged on the outer surface of the upper end of the lifting support plate 22 close to the two sides of the movable clamping plates 18, two groups of buffer blocks 23 are movably arranged on the inner surface of the material pushing box 16 close to the lower part of the lifting support plate 22, a side rotating clamping plate 26 is movably arranged on the outer surface of one side of, threaded rods 28 are movably sleeved on the inner sides of the two ends of the movable clamping plate 18, a screwing cap 27 is fixedly mounted on the outer surface of the upper end of each threaded rod 28, a pressing plate 29 is fixedly mounted on the outer surface of the lower end of each threaded rod 28, two sets of sliding clamping blocks 30 are fixedly mounted on the outer surface of the lower end of the movable clamping plate 18, a fixing frame 7 is fixedly mounted on the outer surface of the upper end of the fixed base 2, and the movable sliding rails 9 are movably mounted on the.
The inner surface of one side of the sliding fixture block 30 is provided with a clamping groove, the sliding fixture block 30 is movably connected with the lifting support plate 22 through a transverse sliding groove 19, the upper part of the outer surface of one side of the material pushing box 16 is fixedly provided with a first hood 14, the upper part of the outer surface of the other side of the material pushing box 16 is fixedly provided with a second hood 20, and the inner parts of the first hood 14 and the second hood 20 are respectively provided with a roller and a motor.
The cross section of buffer block 23 is T font structure, outer loop bar 35 has been cup jointed in the activity of the side surface lower part position of buffer block 23, spring post 34 has been cup jointed between buffer block 23 and the outer loop bar 35, buffer block 23 cooperation spring post 34, can play the shock attenuation cushioning effect to it when lifting support plate 22 falls back, thereby the impact force when lifting support plate 22 falls back has been reduced, and buffer block 23 and outer loop bar 35 pass through spring post 34 elastic connection, the side surface lower part position fixed mounting of buffer block 23 has spacing calorie of cap 36, utilize the setting of spacing calorie of cap 36, can avoid buffer block 23 the obscission, and the cross section of spacing calorie of cap 36 is circular structure.
Push away the upper end outer fixed surface of workbin 16 and install ejection of compact cassette 13, and the inboard middle part position of ejection of compact cassette 13 runs through and has seted up the rectangle notch, silver-plated groove 4 has been seted up to unable adjustment base 2's the inboard middle part position in upper end, one side surface upper portion fixed mounting of unable adjustment base 2 has material receiving plate 5, the front end surface movable mounting of unable adjustment base 2 has side to revolve apron 1, the inside of unable adjustment base 2 is located fixed mounting between side to revolve apron 1 and the silver-plated groove 4 has filter mantle 3, the below that the inside of unable adjustment base 2 is close to filter mantle 3 is equipped with the.
The outer surface movable mounting of the lower extreme of removal slide rail 9 has sliding block 10, and the outer fixed surface of the lower extreme of sliding block 10 installs lifter 11, and the lower part movable mounting of lifter 11 has fixed suction cup 12, utilizes fixed suction cup 12 to play the fixed action to the removal of lead frame, passes through lifter 11 swing joint between sliding block 10 and the fixed suction cup 12, and the spout has been seted up to the inboard middle part position of lower extreme of removal slide rail 9.
Two sets of removal spouts 8 have been seted up side by side to the upper end inboard of mount 7, the upper end movable mounting of removing slide rail 9 has two sets of butt joint bolt 33, and the fixing clip cap 32 has been cup jointed between removing slide rail 9 and the butt joint bolt 33, it is fixed through fixing clip cap 32 butt joint between removing slide rail 9 and the butt joint bolt 33, the upper end fixed surface of fixing clip cap 32 installs to twist soon and detains 6, it sticiss snap ring 31 to twist the side surface lower part fixed mounting who detains 6 soon, the utilization sticiss snap ring 31 can be so that twist soon, the butt joint operation of detaining 6 is more firm, promote to twist the result of use of.
The overall structure of the outer loop bar 35 is a cylindrical hollow structure, and the outer loop bar 35 is butted with the buffer block 23 through a limiting clamping cap 36.
The inner side of the upper end of the material receiving plate 5 is provided with a material receiving groove, and the material receiving plate 5 and the fixed base 2 are fixed through welding.
Side external surface fixed mounting of board 26 is rotated to side has sponge backing plate 24, utilize the setting of sponge backing plate 24, can be so that the butt joint operation of board 26 is rotated to side more firm, thereby avoid the phenomenon of droing to appear in board 26 is rotated to side, the both ends inboard of removing cardboard 18 all runs through and has seted up the spiral groove, 16 side movable mounting of material pushing box has sealed apron 15, and the side external surface fixed mounting of sealed apron 15 has sealed the pad 17, utilize sealed pad 17 can promote the leakproofness when sealed apron 15 is closed.
The silver plating device comprises the following specific operation steps:
firstly, a sealing cover plate 15 on the side of a material pushing box 16 is opened, a screwing cap 27 on the upper end of a threaded rod 28 is rotated, the screwing cap 27 drives the threaded rod 28, the threaded rod 28 drives a pressing plate 29 to move upwards by using a threaded structure, the movable clamping plate 18 and a lifting support plate 22 are loosened, two groups of transverse sliding grooves 19 on the lifting support plate 22 are used for matching two groups of sliding clamping blocks 30 on the lower end of the movable clamping plate 18, the movable clamping plate 18 is pushed to move on the upper surface of the lifting support plate 22, lead frames are stacked on the upper portion of the lifting support plate 22, the side of the lead frames are clamped by using the movable clamping plate 18 after moving, the screwing cap 27 is rotated to drive the threaded rod 28 to rotate, the threaded rod 28 drives the pressing plate 29 to move downwards, and the movable clamping plate 18;
rotating the screwing buckle 6 to enable the screwing buckle 6 to drive the butt joint bolt 33, loosening the pressing snap ring 31 of the screwing buckle 6 and the fixed frame 7, pulling the movable slide rail 9 by utilizing the movable slide groove 8 on the fixed frame 7, adjusting the use position of the fixed suction cup 12 below the movable slide rail 9, matching the movable slide rail 9 through the sliding block 10 to drive the fixed suction cup 12 to transversely move, starting the motors in the first hood 14 and the second hood 20, enabling the motor to drive the roller to rotate, winding the traction rope 21 on the lifting support plate 22 on the roller, pulling the lifting support plate 22 by utilizing the traction rope 21, enabling the lifting support plate 22 to move upwards in the material pushing box 16, ejecting the lead frame on the lifting support plate 22 from the discharging clamp seat 13, and starting the lifting rod 11 to enable the lifting rod 11 to match the fixed suction cup 12 to suck the lead frame at the discharging clamp seat 13;
and step three, moving the lead frame into the silver plating groove 4 through the movable sliding rail 9 in cooperation with the sliding block 10, carrying out silver plating operation on the surface of the lead frame in an electro-silvering mode, and taking out the silver-plated lead frame in the silver plating groove 4 through the lifting rod 11, so that the lead frame is collected on the material collecting plate 5.
The invention aims to provide a silver plating device for a lead frame, when in use, a user can open a sealing cover plate 15 at the side of a material pushing box 16 by arranging a lifting support plate 22, stack the lead frame on the upper part of the lifting support plate 22 by using a movable clamping plate 18 after moving to clamp the side of the lead frame, drive a threaded rod 28 to rotate by rotating a screwing cap 27 so that the screwing cap 27 drives the threaded rod 28 to rotate, drive a pressing plate 29 to move downwards by the threaded rod 28, clamp the movable clamping plate 18 after moving by the pressing plate 29, drive a roller to rotate by starting motors in a first hood 14 and a second hood 20, wind a traction rope 21 on the lifting support plate 22 on a rolling way, pull the lifting support plate 22 by using the traction rope 21 to enable the lifting support plate 22 to move upwards in the material pushing box 16, and eject the lead frame on the lifting support plate 22 out of a material discharging clamping seat 13, when the material taking operation is carried out, the lifting rod 11 is started, so that the lifting rod 11 is matched with the fixed sucker 12 to suck the lead frame at the discharging clamping seat 13, and the silver plating device for the lead frame is provided with a push-out type material conveying structure by utilizing the arrangement of the lifting supporting plate 22, so that the silver plating device for the lead frame can carry out continuous material conveying operation, and the working efficiency of the silver plating device is improved;
by arranging the movable clamping plates 18 and the side-rotating clamping plates 26, when a user carries out silver plating operation on the lead frame by using the silver plating device, the user can rotate the screwing caps 27 at the upper ends of the threaded rods 28, so that the screwing caps 27 drive the threaded rods 28, the threaded rods 28 drive the pressing plates 29 to move upwards by using a threaded structure, the movable clamping plates 18 and the lifting support plate 22 are loosened, two groups of transverse sliding grooves 19 on the lifting support plate 22 are used for matching with two groups of sliding clamping blocks 30 at the lower ends of the movable clamping plates 18 to push the movable clamping plates 18, so that the movable clamping plates 18 move on the upper surface of the lifting support plate 22, the lead frames with different sizes can be fixed between the two groups of movable clamping plates 18 by adjusting the distance between the two groups of movable clamping plates 18, the application range of the lead frames is improved, the, meanwhile, the side-rotating clamping plate 26 can utilize the butt-joint clamping plate 25 to perform side-rotating adjustment operation on the inner side of the movable clamping plate 18, so that the side-rotating clamping plate 26 after side-rotating adjustment can be suitable for lead frames with different structures, and the silver plating device for the lead frames has a multiple fixed adjustment structure by utilizing the arrangement of the movable clamping plate 18 and the side-rotating clamping plate 26, and the application range of the silver plating device is improved;
through setting up the movable slide rail 9, when the user utilized this silver-plating device to carry out silver-plating operation to the lead frame, the user can rotate and twist soon and detain 6, make to twist soon and detain 6 drive butt joint bolt 33 and twist soon and loosen between the sticising snap ring 31 mount 7 of detaining 6, utilize the 8 pulling movable slide rails 9 of removal spout on the mount 7, thereby adjust the position of use of fixed suction cup 12 under the movable slide rail 9, the utilization has been adjusted the position of movable slide rail 9, can make the fixed suction cup 12 under the movable slide rail 9 can do the regulation operation that corresponds to the position of lead frame, make this silver-plating device for lead frame have simultaneously and carry the regulation structure, make it can be suitable for the lead frame of isostructure, it.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. Preferred embodiments are not exhaustive of all the details of the embodiments. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The silver plating device for the lead frame is characterized by comprising a fixed base (2), a material pushing box (16) and a movable sliding rail (9), wherein the material pushing box (16) is fixedly arranged on the outer surface of one side of the fixed base (2), a lifting support plate (22) is movably arranged in the middle of the inner surface of the inner side of the material pushing box (16), two groups of movable clamping plates (18) are movably arranged on the outer surface of the upper end of the lifting support plate (22), two groups of transverse sliding grooves (19) are formed in the inner side of the upper end of the lifting support plate (22) side by side, two groups of traction ropes (21) are fixedly arranged on the outer surface of the upper end of the lifting support plate (22) close to the two sides of the movable clamping plates (18), two groups of buffer blocks (23) are movably arranged on the inner surface of the material pushing box (16) close to the lower part of, and be provided with two sets of butt joint cardboard (25) between removal cardboard (18) and the card (26) is revolved to the side, through butt joint cardboard (25) swing joint between removal cardboard (18) and the card (26) is revolved to the side, threaded rod (28) have all been cup jointed in the activity to the both ends inboard of removal cardboard (18), the upper end external surface fixed mounting of threaded rod (28) is twisted cap (27) soon, the lower extreme external surface fixed mounting of threaded rod (28) has holding plate (29), the lower extreme external surface fixed mounting of removal cardboard (18) has two sets of slip fixture blocks (30), the upper end external surface fixed mounting of unable adjustment base (2) has mount (7), remove slide rail (9) movable mounting in the inboard of mount (7).
2. The silver plating device for the lead frame according to claim 1, wherein a clamping groove is formed in the inner surface of one side of the sliding clamping block (30), the sliding clamping block (30) is movably connected with the lifting supporting plate (22) through a transverse sliding groove (19), a first hood (14) is fixedly installed at the upper part of the outer surface of one side of the material pushing box (16), a second hood (20) is fixedly installed at the upper part of the outer surface of the other side of the material pushing box (16), and a roller and a motor are arranged inside each of the first hood (14) and the second hood (20).
3. The silver plating device for the lead frame according to claim 1, wherein the cross section of the buffer block (23) is of a T-shaped structure, an outer sleeve rod (35) is movably sleeved at the lower part of the outer surface of the side edge of the buffer block (23), a spring post (34) is sleeved between the buffer block (23) and the outer sleeve rod (35), the buffer block (23) and the outer sleeve rod (35) are elastically connected through the spring post (34), a limiting clamping cap (36) is fixedly mounted at the lower part of the outer surface of the side edge of the buffer block (23), and the cross section of the limiting clamping cap (36) is of a circular structure.
4. The silver plating device for the lead frame according to claim 1, wherein a discharging clamping seat (13) is fixedly installed on the outer surface of the upper end of the material pushing box (16), a rectangular notch is formed in the middle position of the inner side of the discharging clamping seat (13) in a penetrating mode, a silver plating groove (4) is formed in the middle position of the inner side of the upper end of the fixed base (2), a material receiving plate (5) is fixedly installed on the upper portion of the outer surface of one side of the fixed base (2), a side rotating cover plate (1) is movably installed on the outer surface of the front end of the fixed base (2), a filter cover (3) is fixedly installed between the side rotating cover plate (1) and the silver plating groove (4) inside the fixed base (2), and a liquid storage box is arranged below the fixed base (2) close to the filter cover.
5. The silver plating device for the lead frame according to claim 1, wherein a sliding block (10) is movably mounted on the outer surface of the lower end of the movable sliding rail (9), a lifting rod (11) is fixedly mounted on the outer surface of the lower end of the sliding block (10), a fixed sucker (12) is movably mounted on the lower portion of the lifting rod (11), the sliding block (10) and the fixed sucker (12) are movably connected through the lifting rod (11), and a sliding groove is formed in the middle position of the inner side of the lower end of the movable sliding rail (9).
6. The silver plating device for the lead frame according to claim 1, wherein two sets of moving chutes (8) are arranged in parallel on the inner side of the upper end of the fixed frame (7), two sets of butt bolts (33) are movably mounted on the upper end of the moving slide rail (9), a fixing clamp cap (32) is sleeved between the moving slide rail (9) and the butt bolts (33), the moving slide rail (9) and the butt bolts (33) are fixedly butted through the fixing clamp cap (32), a screwing buckle (6) is fixedly mounted on the outer surface of the upper end of the fixing clamp cap (32), and a pressing clamp ring (31) is fixedly mounted at the lower position of the outer surface of the side edge of the screwing buckle (6).
7. The silver plating device for lead frames according to claim 3, characterized in that the overall structure of the outer sleeve rod (35) is a cylindrical hollow structure, and the outer sleeve rod (35) and the buffer block (23) are butted through a limiting clamping cap (36).
8. The silver plating device for the lead frame according to claim 4, wherein the receiving plate (5) is provided with a receiving groove at the inner side of the upper end thereof, and the receiving plate (5) and the fixed base (2) are fixed by welding.
9. The silver plating device for the lead frame according to claim 1, wherein a sponge cushion plate (24) is fixedly arranged on the outer surface of the side edge of the side rotation clamping plate (26), screw grooves are respectively formed in the inner sides of the two ends of the moving clamping plate (18) in a penetrating manner, a sealing cover plate (15) is movably arranged on the side edge of the material pushing box (16), and a sealing gasket (17) is fixedly arranged on the outer surface of the side edge of the sealing cover plate (15).
10. The silver plating apparatus for lead frames according to claim 1, wherein the silver plating apparatus comprises the following specific operation steps:
step one, a sealing cover plate (15) on the side of a material pushing box (16) is opened, a screwing cap (27) at the upper end of a threaded rod (28) is rotated, the screwing cap (27) drives the threaded rod (28), the threaded rod (28) drives a pressing plate (29) to move upwards by utilizing a threaded structure, a movable clamping plate (18) and a lifting supporting plate (22) are loosened, two groups of transverse sliding grooves (19) on the lifting supporting plate (22) are utilized to be matched with two groups of sliding clamping blocks (30) at the lower end of the movable clamping plate (18) to push the movable clamping plate (18), the movable clamping plate (18) is moved on the upper surface of the lifting supporting plate (22), a lead frame is stacked on the upper portion of the lifting supporting plate (22), the side of the lead frame is clamped by utilizing the movable clamping plate (18) after movement, the screwing cap (27) is rotated, the screwing cap (27) drives the threaded rod (28), the moving clamping plate (18) after moving is clamped by a pressing plate (29);
secondly, the screwing buckle (6) is rotated, the screwing buckle (6) drives the butt-joint bolt (33), a pressing snap ring (31) of the screwing buckle (6) and the fixed frame (7) are loosened, the movable sliding rail (9) is pulled by using a movable sliding groove (8) on the fixed frame (7), the using position of a fixed suction cup (12) below the movable sliding rail (9) is adjusted, the fixed suction cup (12) is driven to transversely move by matching the sliding block (10) with the movable sliding rail (9), motors in the first hood (14) and the second hood (20) are started, a motor driving roller rotates, a traction rope (21) on the lifting support plate (22) is wound on the roller, the lifting support plate (22) is pulled by using the traction rope (21), the lifting support plate (22) is enabled to move upwards in the material pushing box (16), and a lead frame on the lifting support plate (22) is ejected from the material discharging clamping seat (13), starting the lifting rod (11) to enable the lifting rod (11) to be matched with the fixed sucker (12) to suck up the lead frame at the discharging clamping seat (13);
and step three, the lead frame is moved into the silver plating groove (4) through the movable sliding rail (9) and the sliding block (10), silver plating operation is carried out on the surface of the lead frame in a silver plating mode, and the lead frame plated with silver in the silver plating groove (4) is taken out through the lifting rod (11), so that the lead frame is collected to the material collecting plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011551901.1A CN112760702A (en) | 2020-12-24 | 2020-12-24 | Silver plating device for lead frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011551901.1A CN112760702A (en) | 2020-12-24 | 2020-12-24 | Silver plating device for lead frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112760702A true CN112760702A (en) | 2021-05-07 |
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ID=75694103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011551901.1A Pending CN112760702A (en) | 2020-12-24 | 2020-12-24 | Silver plating device for lead frame |
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| Country | Link |
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| CN (1) | CN112760702A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114645308A (en) * | 2022-03-03 | 2022-06-21 | 泰兴市龙腾电子有限公司 | Electroplating device based on lead frame and electroplating method thereof |
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| CN104651914A (en) * | 2014-12-19 | 2015-05-27 | 南通富士通微电子股份有限公司 | Electroplating hanger for lead frame |
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| CN211227384U (en) * | 2019-12-06 | 2020-08-11 | 泰兴市永志电子器件有限公司 | Silver plating equipment of lead frame |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203474946U (en) * | 2013-09-27 | 2014-03-12 | 铜陵丰山三佳微电子有限公司 | Chip electroplating fixture of integrated circuit lead frame |
| CN104651914A (en) * | 2014-12-19 | 2015-05-27 | 南通富士通微电子股份有限公司 | Electroplating hanger for lead frame |
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| CN114645308A (en) * | 2022-03-03 | 2022-06-21 | 泰兴市龙腾电子有限公司 | Electroplating device based on lead frame and electroplating method thereof |
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Application publication date: 20210507 |