CN220920110U

CN220920110U - Integrated circuit lead frame surface treatment device

Info

Publication number: CN220920110U
Application number: CN202322180532.5U
Authority: CN
Inventors: 朱国良
Original assignee: Suzhou Zhongmeida Electronic Technology Co ltd
Current assignee: Suzhou Zhongmeida Electronic Technology Co ltd
Priority date: 2023-08-14
Filing date: 2023-08-14
Publication date: 2024-05-10
Anticipated expiration: 2033-08-14

Abstract

The utility model relates to the field of lead frame production and processing, and discloses an integrated circuit lead frame surface treatment device, which comprises a movable table and a fixed table arranged on the movable table, wherein a limit sliding groove is formed in the fixed table, a motor is fixedly connected to the top end of the limit sliding groove, threaded rods are fixedly connected to the output ends of the motor, the number of the threaded rods is two, the upper and lower symmetrical reverse threads are arranged, a partition plate is fixedly connected in the limit sliding groove, a limit sliding block is connected to the threaded rod in a threaded manner, and a connecting block is fixedly connected to the outer side of the limit sliding block; this kind of novel be applied to integrated circuit lead frame surface treatment device through setting up threaded rod, clearance subassembly and suction subassembly, can drive the connecting block through the motor and reciprocate in opposite directions, is provided with clearance subassembly and suction subassembly on the connecting block, and clearance subassembly and suction subassembly are the matchedly setting, can be with the cleaner of greasy dirt clearance on the lead frame.

Description

Integrated circuit lead frame surface treatment device

Technical Field

The utility model relates to the field of lead frame production and processing, in particular to a surface treatment device for an integrated circuit lead frame.

Background

The lead frame is used as a chip carrier of an integrated circuit, and is a key structural member for realizing the electric connection between the lead-out end of the internal circuit of the chip and the outer lead by means of bonding materials to form an electric loop, and the lead frame needs to be processed by an alloy strip when being produced, and the alloy strip needs to be prepared by a rolling mill when being produced.

In the prior art, as in patent number CN215467094U, a lead frame alloy strip surface treatment device for integrated circuits is proposed, which relates to the technical field of lead frame alloy strip production, and aims to solve the problem that when an alloy strip of the existing lead frame is prepared by a rolling mill, a large amount of oil stains are retained on the surface of the strip due to the rolling requirement, so that the surface cleaning of the strip is affected. The utility model discloses a control box, including bottom plate up end, support column, screw rod, screw hole, control box, partition plate, bearing frame, screw rod, movable block, screw hole and connecting block, the bottom plate up end is fixed to be provided with the support column in one side, and the support column is provided with the several, the top of support column is provided with control mechanism, one side of control mechanism is provided with the movable seat, and the movable seat is provided with two, two one side in opposite directions of movable seat is provided with processing mechanism respectively, the opposite side of bottom plate up end is fixed and is provided with the storage frame, the storage frame is located the below of movable seat, control mechanism comprises control box, partition plate, compartment, bearing frame, screw rod, movable block, screw hole and connecting block, control box fixed connection is in the top of support column.

However, the following problems still exist in the above technical solution:

The handle rotates to drive the control mechanism to drive the processing mechanism to clamp up and down, so that manpower is consumed, the clamping degree is difficult to grasp, the guide groove on the scraping plate can only guide oil stains to one side, the oil stains can be guided to two sides in the scraping process, the oil stains can be cleaned and collected thoroughly, and the surface treatment of the lead frame is affected.

Disclosure of utility model

In order to overcome the shortcomings of the prior art, the utility model provides a surface treatment device for an integrated circuit lead frame, which at least solves one of the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an integrated circuit lead frame surface treatment device, includes the mobile station and sets up at the mobile station fixed station, spacing spout has been seted up on the fixed station, the top fixedly connected with motor of spacing spout, the output fixedly connected with threaded rod of motor, the number of threaded rod is two, and the setting of the counter-thread of upper and lower symmetry, fixedly connected with baffle in the spacing spout, threaded connection has spacing slider on the threaded rod, the outside fixedly connected with connecting block of spacing slider, the upper end of connecting block is provided with suction subassembly, the lower extreme fixedly connected with clearance subassembly of connecting block, clearance subassembly and suction subassembly matchedly connect the setting.

The cleaning assembly is further technically improved in that the cleaning assembly comprises a scraping plate, a notch is formed in the scraping plate, two ends of the scraping plate are fixedly connected with empty boxes, suction holes communicated with the inside are formed in the inner sides of the empty boxes, a sealing cover is arranged at the lower end of each empty box, a connecting plate is fixedly connected to the scraping plate, and a fixing rod in threaded connection with the connecting block is arranged on the connecting plate in a penetrating mode.

The utility model further technically improves that the suction assembly comprises a suction pump fixed at the upper end of the connecting block, suction pipes are connected at two ends of the suction pump in a threaded mode, suction heads are fixedly connected at the ends of the suction pipes, and the suction heads are arranged in the empty box and matched with the suction holes.

The utility model further technically improves that the lower end of one side of the connecting block, which is close to the suction pipe, is fixedly connected with a fixing plate, and the lower end of the fixing plate is connected with a cleaning block in an adhesive mode.

A further technical improvement of the utility model is that the scraping plates are arranged in a V shape.

The utility model further technically improves that the end face of the fixing rod is arranged flush with the connecting plate, and the fixing rod is arranged in an embedded hexagonal mode.

A further technical improvement of the utility model is that the empty box is arranged in a transparent way.

The embodiment of the utility model provides a surface treatment device for an integrated circuit lead frame, which has the following beneficial effects:

This kind of novel be applied to integrated circuit lead frame surface treatment device through setting up threaded rod, clearance subassembly and suction subassembly, can drive the connecting block through the motor and reciprocate in opposite directions, is provided with clearance subassembly and suction subassembly on the connecting block, and clearance subassembly and suction subassembly are the matchedly setting, can be with the cleaner of greasy dirt clearance on the lead frame.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a schematic view of an overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the scraper and the notch of the present utility model;

FIG. 3 is a schematic view of the suction tube and suction pump of the present utility model;

FIG. 4 is a schematic view of the cleaning assembly and suction assembly of the present utility model in an expanded configuration.

In the figure: 1. a mobile station; 2. a fixed table; 3. limiting sliding grooves; 4. a threaded rod; 5. a motor; 6. a partition plate; 7. a limit sliding block; 8. a connecting block; 9. a suction pump; 10. a scraper; 11. a notch; 12. an empty box; 13. a cover; 14. a suction tube; 15. a suction head; 16. a connecting plate; 17. a fixed rod; 18. a fixing plate; 19. a cleaning block; 20. and a suction hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an integrated circuit lead frame surface treatment device comprises a mobile station 1 and a fixed station 2 arranged on the mobile station 1, wherein a limit sliding groove 3 is formed in the fixed station 2, a motor 5 is fixedly connected to the top end of the limit sliding groove 3, a threaded rod 4 is fixedly connected to the output end of the motor 5, the number of the threaded rods 4 is two, and the threads are arranged in an up-down symmetrical mode, a partition plate 6 is fixedly connected to the inside of the limit sliding groove 3, a limit sliding block 7 is connected to the threaded rod 4 in a threaded mode, a connecting block 8 is fixedly connected to the outer side of the limit sliding block 7, a suction component is arranged at the upper end of the connecting block 8, a cleaning component is fixedly connected to the lower end of the connecting block 8, and the cleaning component is arranged in a matched connection with the suction component.

Specific working principle and implementation mode: the motor 5 is started to drive the threaded rod 4 inside the fixed table 2 to rotate, the threaded rod 4 is distributed up and down, the threaded rod 4 distributed up and down is arranged in a reverse mode, the partition plate 6 is fixedly connected in the middle of connection of the threaded rod 4, the motor 5 drives the threaded rod 4 at the upper end to rotate and can drive the threaded rod 4 at the lower end to rotate, so that the limit sliding block 7 in threaded connection on the threaded rod 4 can slide up and down in the limit sliding groove 3 in the fixed table 2, the cross sections of the limit sliding groove 3 and the limit sliding block 7 are in T-shaped arrangement, the effect of limiting movement can be achieved, and the cleaning assembly and the suction assembly can be controlled to move up and down along with the connecting block 8 in opposite directions to clamp the lead frame for surface cleaning; the benefit of design like this lies in that can drive connecting block 8 through motor 5 and reciprocate in opposite directions, is provided with cleaning component and suction subassembly on connecting block 8, and cleaning component and suction subassembly are the matchedly and connect the setting, can be with the cleaner of greasy dirt clearance on the lead frame.

As shown in fig. 2, the cleaning assembly comprises a scraping plate 10, a notch 11 is formed in the scraping plate 10, empty boxes 12 are fixedly connected to the two ends of the scraping plate 10, suction holes 20 communicated with the inside are formed in the inner sides of the empty boxes 12, a sealing cover 13 is arranged at the lower end of each empty box 12, a connecting plate 16 is fixedly connected to the scraping plate 10, a fixing rod 17 in threaded connection with a connecting block 8 is arranged on each connecting plate 16 in a penetrating mode, the notch 11 is formed in the scraping plate 10, the end portion of each notch 11 is arranged in an inclined mode, oil stains on a lead frame can be cleaned better, empty boxes 12 are fixedly connected to the two ends of the scraping plate 10, suction holes 20 towards the inner sides are formed in the empty boxes 12, connecting plates 16 are fixedly connected to the scraping plate 10, the connecting plates 16 are connected with the connecting blocks 8 through the fixing rods 17, therefore the scraping plate 10 can be regularly detached to clean the inside of the empty boxes 12, and the sealing cover 13 can be detached.

As shown in fig. 3, the suction assembly comprises a suction pump 9 fixed at the upper end of a connecting block 8, two ends of the suction pump 9 are connected with a suction pipe 14 in a threaded manner, the end part of the suction pipe 14 is fixedly connected with a suction head 15, the suction head 15 is arranged inside an empty box 12 and is matched with a suction hole 20, the suction head 15 is arranged inside the empty box 12, a suction port of the suction head 15 is matched with the suction hole 20, the end part of the suction head 15 is fixedly connected with the suction pipe 14, oil stains are sucked into the suction pump 9 through the suction pipe 14 to guide the outside, the suction pump 9 pours sucked oil stains into a unified collecting box, the scraping plate 10 scrapes the oil stains on a lead frame to two sides, and the oil stains can be sucked into the suction head 15 through the suction hole 20.

As shown in fig. 3, the lower end of one side of the connecting block 8, which is close to the suction pipe 14, is fixedly connected with a fixing plate 18, the lower end of the fixing plate 18 is adhesively connected with a cleaning block 19, the fixing plate 18 can limit and fix the position of the suction pipe 14, the lower end of the fixing plate 18 is fixedly connected with the cleaning block 19, and the lead frame passing through the scraping plate 10 is contacted with the cleaning block 19, and at the moment, the surface of the lead frame is cleaned by the cleaning block 19, so that a further cleaning effect is achieved.

As shown in fig. 4, the scraping plate 10 is V-shaped, and the scraping plate 10 is V-shaped to guide the oil dirt to the empty boxes 12 at two sides, so that the oil dirt can be sucked out better, and the long residence time of the oil dirt on the scraping plate 10 is avoided.

As shown in fig. 2, the end face of the fixing rod 17 is flush with the connecting plate 16, and the fixing rod 17 is provided with an embedded hexagonal shape, so that the lead frame can not contact with the fixing rod 17 after passing through the scraping plate 10, and the fixing rod 17 is wrapped and protected by the connecting plate 16 through the fixing rod 17, and the lead frame can be rotated better during installation and detachment through the embedded hexagonal shape.

As shown in fig. 4, the empty box 12 is transparent, and the inside of the empty box 12 can be visually seen through the transparent arrangement without manual cleaning, so that the inside of the empty box 12 is ensured to be clean in real time.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in all aspects, including those of ordinary skill in the art, without departing from the spirit and scope of the present utility model.

Claims

1. The utility model provides an integrated circuit lead frame surface treatment device, includes mobile station (1) and sets up at mobile station (1) fixed station (2), its characterized in that, limit chute (3) have been seted up on fixed station (2), the top fixedly connected with motor (5) of limit chute (3), the output fixedly connected with threaded rod (4) of motor (5), the number of threaded rod (4) is two, and upper and lower symmetry counter-wire setting, fixedly connected with baffle (6) in limit chute (3), threaded connection has limit slider (7) on threaded rod (4), the outside fixedly connected with connecting block (8) of limit slider (7), the upper end of connecting block (8) is provided with suction subassembly, the lower extreme fixedly connected with clearance subassembly of connecting block (8), clearance subassembly and suction subassembly matchable connection set up.

2. The integrated circuit lead frame surface treatment device according to claim 1, wherein the cleaning component comprises a scraper (10), a notch (11) is formed in the scraper (10), an empty box (12) is fixedly connected to two ends of the scraper (10), a suction hole (20) communicated with the inside is formed in the inner side of the empty box (12), a sealing cover (13) is arranged at the lower end of the empty box (12), a connecting plate (16) is fixedly connected to the scraper (10), and a fixing rod (17) in threaded connection with the connecting block (8) is arranged on the connecting plate (16) in a penetrating mode.

3. An integrated circuit lead frame surface treatment device according to claim 1, wherein the suction assembly comprises a suction pump (9) fixed at the upper end of the connecting block (8), two ends of the suction pump (9) are connected with a suction pipe (14) in a threaded manner, the end part of the suction pipe (14) is fixedly connected with a suction head (15), and the suction head (15) is arranged in the empty box (12) and is matched with the suction hole (20).

4. An integrated circuit lead frame surface treatment device according to claim 1, wherein a fixing plate (18) is fixedly connected to the lower end of one side of the connecting block (8) close to the suction pipe (14), and a cleaning block (19) is adhesively connected to the lower end of the fixing plate (18).

5. An integrated circuit lead frame surface treatment device according to claim 2, characterized in that the wiper blade (10) is V-shaped.

6. An integrated circuit lead frame surface treatment device according to claim 2, characterized in that the end surface of the fixing rod (17) is arranged flush with the connecting plate (16), and the fixing rod (17) is arranged in a built-in hexagonal manner.

7. An integrated circuit lead frame surface treatment device according to claim 2, wherein the empty box (12) is provided transparently.