CN217052448U

CN217052448U - Electroplating and blanking device for lead frame

Info

Publication number: CN217052448U
Application number: CN202220879202.8U
Authority: CN
Inventors: 赵亚飞
Original assignee: Changzhou Qiya Environmental Protection Equipment Co ltd
Current assignee: Changzhou Qiya Environmental Protection Equipment Co ltd
Priority date: 2022-04-16
Filing date: 2022-04-16
Publication date: 2022-07-26
Anticipated expiration: 2032-04-16

Abstract

The utility model discloses a unloader is electroplated to lead frame, which comprises a fixed rack, the mount bottom is equipped with the bottom plate, bottom plate top bilateral symmetry is equipped with the slide rail, be equipped with the screw rod between two slide rails, the slide rail top is equipped with the operation frame, the inside loading board that is equipped with of operation frame, the loading board top is equipped with the silica gel pad, silica gel pad top is equipped with the lead frame, the bottom is equipped with electric putter one, the operation frame top is equipped with electroplates the slotted hole, the side is equipped with the discharge gate, the bottom is equipped with the fixed block, operation frame top surface symmetry is equipped with two cavitys one, the side symmetry is equipped with two cavitys two, a cavity inside is equipped with the horizontal pole, be connected with slider one on the horizontal pole, the slider one-to-side is equipped with the spring, two inside montants that are equipped with of cavity, be connected with slider two on the montant, be equipped with the connecting rod between slider one and the slider two, the mount both sides are equipped with collecting vat and motor respectively. The utility model relates to a rationally, convenient to use, the security is high to promoted unloading speed, the practicality is strong.

Description

Electroplating and blanking device for lead frame

Technical Field

The utility model relates to a lead frame technical field specifically is a lead frame electroplates unloader.

Background

The lead frame is a base material for semiconductor packaging, is a chip carrier for integrated circuits, and is an important base material in the electronic information industry. The lead frame of the chip plays roles of stabilizing the chip, connecting circuits, dissipating heat and the like.

Need electroplate in the lead frame production process, electroplate the type and include that the submergence formula is electroplated and local electroplating, present lead frame mostly adopts the mode of taking out the back reuse jack catch unloading with the mould when electroplating the back unloading, but partial plating solution can make the lead frame adhesion in the mask, is unfavorable for the unloading of jack catch, produces the damage to the lead frame easily when the unloading of jack catch simultaneously.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the above technical defect, and a lead frame electroplating and blanking device is provided.

In order to solve the above problem, the technical scheme of the utility model is that: a lead frame electroplating and blanking device comprises a fixing frame, wherein a bottom plate is arranged at the bottom of the fixing frame, slide rails are symmetrically arranged on two sides of the top of the bottom plate, a screw rod is arranged between the two slide rails, an operation frame is arranged at the top of the slide rails, a bearing plate is arranged inside the operation frame, a silica gel pad is arranged at the top of the bearing plate, a lead frame is arranged at the top of the silica gel pad, an electric push rod I is arranged at the bottom of the silica gel pad, an electroplating groove hole is arranged at the top of the operation frame, a discharge hole is arranged on the side of the operation frame, a fixing block is arranged at the bottom of the operation frame, two cavities I are symmetrically arranged on the top of the operation frame, two cavities II are symmetrically arranged on the side of the operation frame, a cross rod is arranged inside the cavities I, a slide block I is connected onto the cross rod, a spring is arranged on one side of the slide block I, a vertical rod is arranged inside the cavity II, a slide block II is connected onto the vertical rod, a connecting rod is arranged between the slide block I and the slide block II, and a through hole is arranged on one side of the discharge hole of the fixing frame, the improved spraying device is characterized in that a guide plate is arranged at the bottom of the through hole, a collecting tank and a motor are arranged on two sides of the fixing frame respectively, a vertical plate is arranged on the inner top surface of the fixing frame, a second electric push rod is connected to the vertical plate, and the movable end of the second electric push rod is connected with an anode spray head.

Furthermore, the slide rail is of an I-shaped structure, and the operating frame is connected to the slide rail in a sliding manner.

Furthermore, screw rod one end is rotated through the bearing and is connected in the mount, and the other end is connected in the motor, fixed block threaded connection is in the screw rod.

Furthermore, a silica gel mask is arranged on the inner top surface of the operation frame.

Furthermore, the number of the first electric push rods is four, the first electric push rods are distributed at four corners of the bottom of the bearing plate, and the movable end of each first electric push rod is hinged to the bearing plate.

Further, a slider sliding connection is in the horizontal pole, two sliding connection of slider are in the montant, the spring housing is located the horizontal pole outside.

Furthermore, two ends of the connecting rod are respectively hinged to the first sliding block and the second sliding block.

Further, a rubber pad is arranged inside the collecting tank.

Compared with the prior art, the utility model the advantage lie in: this device electric putter one extension drives the carrier plate position and rises, make the lead frame butt in mount internal top surface, realize the fixed to the lead frame, the lead frame makes slider one and slider two to remove through the connecting rod simultaneously, slider one makes the spring produce extrusion deformation, can prevent through silica gel mask and silica gel pad that the lead frame from taking place wearing and tearing and extrusion, electric putter one shrink, the pressure that the spring received disappears, and then make the connecting rod produce thrust to the lead frame, prevent the lead frame adhesion in silica gel mask, contract the height to the difference with electric putter one of loading board bottom both sides, make the loading board slope to certain angle, be favorable to the lead frame to follow the landing of loading board, can prevent lead frame and collecting vat collision through the rubber pad, the safety of lead frame has been guaranteed. The utility model relates to a rationally, convenient to use, the security is high to promoted unloading speed, the practicality is strong.

Drawings

Fig. 1 is a structural view of the present invention.

Fig. 2 is a sectional view taken at a-a in fig. 1.

Fig. 3 is an enlarged view of the structure at B in fig. 1.

As shown in the figure: 1. a fixed mount; 2. a base plate; 3. a slide rail; 4. a screw; 5. an operation frame; 6. carrying a plate; 7. a silica gel pad; 8. a lead frame; 9. an electric push rod I; 10. electroplating the slot; 11. a discharge port; 12. a fixed block; 13. a first cavity; 14. a second cavity; 15. a cross bar; 16. a first sliding block; 17. a spring; 18. a vertical rod; 19. a second sliding block; 20. a connecting rod; 21. a through hole; 22. a guide plate; 23. collecting tank; 24. a motor; 25. a vertical plate; 26. a second electric push rod; 27. an anode nozzle; 28. masking with silica gel; 29. a rubber cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in figures 1 to 3, the lead frame electroplating blanking device comprises a fixed frame 1, a bottom plate 2 is arranged at the bottom of the fixed frame 1, slide rails 3 are symmetrically arranged on two sides of the top of the bottom plate 2, a screw rod 4 is arranged between the two slide rails 3, an operation frame 5 is arranged at the top of each slide rail 3, a bearing plate 6 is arranged inside each operation frame 5, a silica gel pad 7 is arranged at the top of each bearing plate 6, a lead frame 8 is arranged at the top of each silica gel pad 7, an electric push rod I9 is arranged at the bottom of each silica gel pad, an electroplating groove hole 10 is arranged at the top of each operation frame 5, a discharge hole 11 is formed in each side surface of each silica gel pad, a fixing block 12 is arranged at the bottom of each operation frame 5, two cavities I13 are symmetrically arranged on the top surfaces of the operation frames, two cavities II 14 are symmetrically arranged on the side surfaces of each cavity I13, a cross rod 15 is arranged inside each cavity I13, a slide block I16 is connected to each cross rod 15, a spring 17 is arranged on one side of each slide block I16, a vertical rod 18 is arranged inside each cavity II 14, a slide block II 19 is connected to each vertical rod 18, a slide rod II, a slide rod 20 is arranged between each slide block I and each slide block II 19, mount 1 is equipped with through-hole 21 in discharge gate 11 one side, and through-hole 21 bottom is equipped with

deflector

22, and 1 both sides of mount are equipped with collecting vat 23 and motor 24 respectively, and the top surface is equipped with riser 25 in the mount 1, is connected with two 26 electric putter on the riser 25, and two 26 electric putter's expansion end is connected with anode spray 27.

Slide rail 3 is the I-shaped structure, and 5 sliding connection in slide rail 3 of operation frame, 4 one ends of screw rod are passed through the bearing and are rotated and connect in mount 1, the other end is connected in

motor

24, 12 threaded connection of fixed block are in

screw rod

4, 5 interior top surfaces of operation frame are equipped with silica gel mask 28, electric putter one 9 is equipped with four, and distribute in four corners in loading board 6 bottom, the expansion end of electric putter one 9 articulates in

loading board

6, 16 sliding connection in horizontal pole 15 of slider one, two 19 sliding connection in montant 18 of slider, the horizontal pole 15 outside is located to the spring 17 cover, 20 both ends of connecting rod articulate respectively in 16 and two 19 sliders of slider one, the inside rubber pad 29 that is equipped with of collecting vat 23.

In specific use, the anode spray head 27 is connected to an external electroplating liquid pump, when electroplating is performed on the lead frame 8, the lead frame 8 is placed on the bearing plate 6, the electric push rod one 9 is started, the electric push rod one 9 extends to drive the bearing plate 6 to ascend, so that the lead frame 8 is abutted to the inner top surface of the fixing frame 1, the lead frame 8 drives the slider one 16 and the slider two 19 to respectively move along the cross rod 15 and the vertical rod 18 through the connecting rod 20, meanwhile, the slider one 16 drives the spring 17 to generate extrusion deformation, the lead frame 8 can be prevented from being worn and extruded through the silica gel mask 28 and the silica gel pad 7, the motor 24 drives the screw rod 4 to rotate, the fixed block 12 drives the operation frame 5 to reciprocate along the slide rail 3, the anode spray head 27 is driven to reciprocate by the electric push rod two 26, uniform electroplating can be performed on the lead frame 8 in the electroplating slot 10, after electroplating is completed, electric putter 9 contracts, the pressure that spring 17 received disappears, and then make connecting rod 20 produce thrust to lead frame 8, prevent that lead frame 8 adhesion from in silica gel mask 28, it rotates to drive screw rod 4 through motor 24, make discharge gate 11 butt in through-hole 21, and contract electric putter 9 of loading board 6 bottom both sides to different height, make loading board 6 slope to certain angle, make lead frame 8 landing from loading board 6, and get into through deflector 22 and collect tank 23, through rubber pad 29, can prevent that lead frame 8 and collecting tank 23 from colliding, the safety of lead frame 8 has been guaranteed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The present invention and its embodiments have been described above, but the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a blanking device is electroplated to lead frame which characterized in that: the device comprises a fixing frame (1), wherein a bottom plate (2) is arranged at the bottom of the fixing frame (1), slide rails (3) are symmetrically arranged on two sides of the top of the bottom plate (2), a screw rod (4) is arranged between the two slide rails (3), an operation frame (5) is arranged at the top of each slide rail (3), a bearing plate (6) is arranged inside each operation frame (5), a silica gel pad (7) is arranged at the top of each bearing plate (6), a lead frame (8) is arranged at the top of each silica gel pad (7), an electric push rod I (9) is arranged at the bottom of each slide rail (3), an electroplating groove hole (10) is arranged at the top of each operation frame (5), a discharge hole (11) is formed in the side of each operation frame, a fixing block (12) is arranged at the bottom of each operation frame (5), two cavities I (13) are symmetrically arranged on the top of each operation frame, two cavities II (14) are symmetrically arranged on the side of each cavity I (13), a cross rod (15), and a slide block I (16) is connected to the cross rod (15), slider (16) one side is equipped with spring (17), inside montant (18) of being equipped with of cavity two (14), be connected with slider two (19) on montant (18), be equipped with connecting rod (20) between slider one (16) and slider two (19), mount (1) is equipped with through-hole (21) in discharge gate (11) one side, through-hole (21) bottom is equipped with deflector (22), mount (1) both sides are equipped with collecting vat (23) and motor (24) respectively, the top surface is equipped with riser (25) in mount (1), be connected with electric putter two (26) on riser (25), the expansion end of electric putter two (26) is connected with anode spray nozzle (27).

2. The electroplating blanking device for the lead frame according to claim 1, which is characterized in that: the sliding rail (3) is of an I-shaped structure, and the operation frame (5) is connected to the sliding rail (3) in a sliding mode.

3. The electroplating blanking device for the lead frame according to claim 1, which is characterized in that: one end of the screw rod (4) is rotatably connected to the fixed frame (1) through a bearing, the other end of the screw rod is connected to the motor (24), and the fixed block (12) is in threaded connection with the screw rod (4).

4. The electroplating blanking device for the lead frame according to claim 1, which is characterized in that: and a silica gel mask (28) is arranged on the inner top surface of the operation frame (5).

5. The electroplating blanking device for the lead frame according to claim 1, which is characterized in that: the number of the electric push rods (9) is four, the electric push rods are distributed at four corners of the bottom of the bearing plate (6), and the movable end of each electric push rod (9) is hinged to the bearing plate (6).

6. The lead frame electroplating blanking device according to claim 1, characterized in that: the first sliding block (16) is connected to the cross rod (15) in a sliding mode, the second sliding block (19) is connected to the vertical rod (18) in a sliding mode, and the outer side of the cross rod (15) is sleeved with the spring (17).

7. The lead frame electroplating blanking device according to claim 1, characterized in that: and two ends of the connecting rod (20) are respectively hinged to the first sliding block (16) and the second sliding block (19).

8. The lead frame electroplating blanking device according to claim 1, characterized in that: a rubber pad (29) is arranged in the collecting tank (23).