CN217086557U

CN217086557U - Multi-functional lead frame with interference immunity performance

Info

Publication number: CN217086557U
Application number: CN202121599627.5U
Authority: CN
Inventors: 张伟; 陈虎; 陈惠�
Original assignee: Taixing City Longteng Electronics Co ltd
Current assignee: Taixing City Longteng Electronics Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-07-29
Anticipated expiration: 2031-07-14

Abstract

The utility model discloses a multi-functional lead frame with interference immunity, which comprises a fixing plate and i, the fixed surface of fixed plate is connected with chip clamping device, chip clamping device's surperficial slip is connected with fixing device, the fixed surface of fixed plate connects the spud pile, the surface of spud pile articulates there is the top apron device, the surface slip of top apron device is connected with the elasticity clamp plate, the fixed surface of fixed plate is connected with the elasticity buckle. This multi-functional lead frame with interference immunity can be through setting up chip clamping device, fixing device, top apron device, articulated clamp plate, baffle spout, tooth's socket, moving baffle, handle, button, cooperation pole, reset spring, restriction tooth, elasticity clamp plate, stable clamp plate, telescopic link, little spring and elasticity buckle to reach the effect that can quick assembly disassembly chip, reduced people's the operation degree of difficulty, improved the efficiency of installation chip.

Description

Multi-functional lead frame with interference immunity performance

Technical Field

The utility model relates to a lead frame technical field specifically is a multi-functional lead frame with interference immunity ability.

Background

The lead frame is a chip carrier of an integrated circuit, is a device for fixing and stabilizing a chip and connecting the chip with an external lead, and is an important basic material in the electronic information industry because the lead frame is required to be used in most semiconductor integrated blocks.

The lead frame of patent CN202020328246.2 utilizes a support frame, a limiting plate, and a connecting screw to fix the patch board mounted on the lead frame more stably.

The prior art has the following defects or problems:

1. patent CN 202020328246.2's a lead frame, need dismouting connecting screw when using limiting plate and the fixed paster board of connecting screw, and the comparatively tiny dismouting of general connecting screw is inconvenient, has great work degree of difficulty, and is more troublesome, has reduced the efficiency of installation.

2. The lead frame of patent CN202020328246.2 is fixed only by the limiting plate, and can not completely protect the chip and the patch, and the fixing effect is poor, and it is easily interfered by the outside.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a multi-functional lead frame with interference immunity ability to solve the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multi-functional lead frame with interference immunity, includes the fixed plate, the fixed surface of fixed plate is connected with chip clamping device, chip clamping device's surperficial sliding connection has fixing device, the fixed surface of fixed plate connects the spud pile, the surface of spud pile articulates there is the top apron device, the sliding surface of top apron device is connected with the elasticity clamp plate, the fixed surface of fixed plate is connected with the elasticity buckle.

As the utility model discloses a preferred technical scheme, chip clamping device includes the fixed block, the sliding tray has been seted up to the inside of fixed block, the cooperation groove has been seted up at the edge of sliding tray, the inside sliding connection of sliding tray has the slide bar, the right-hand member fixedly connected with anti-skidding handle of slide bar, the left end of anti-skidding handle articulates there is the bracing piece.

As the utility model discloses an optimal technical scheme, the sliding tray is on a parallel with the fixed block, the cooperation groove has two, sets up in the both sides of the left end of sliding tray and about the sliding tray symmetry, the bracing piece passes the cooperation groove, the left side surface of fixed block is provided with a protruding rectangular, fixing device includes hollow pole, the internal connection of hollow pole has tension spring, the one end fixedly connected with grip block of hollow pole, the wire casing has been seted up at the top of grip block, the protruding piece of inside fixedly connected with elasticity of wire casing.

As the utility model discloses an preferred technical scheme, hollow pole and fixed block sliding connection, the grip block is parallel with the fixed block, tension spring's both ends respectively with fixed block and grip block fixed connection, the other end and the grip block of bracing piece are articulated.

As the utility model discloses a preferred technical scheme, top apron device is including articulated clamp plate, the baffle spout has been seted up to the inside of articulated clamp plate, the inside fixedly connected with tooth's socket of baffle spout, the inside sliding connection of baffle spout has movable baffle, movable baffle's left side fixedly connected with handle, the inside sliding connection of handle has the button, the fixed surface of button is connected with the cooperation pole, the fixed surface of cooperation pole is connected with reset spring, the right-hand member fixedly connected with restriction tooth of cooperation pole, the elasticity clamp plate includes the stabilising plate, the fixed surface in left side of stabilising plate is connected with the telescopic link, little spring has been cup jointed on the surface of telescopic link.

As a preferred technical solution of the present invention, the movable baffle is slidably connected to the baffle chute, the limiting teeth are engaged with the tooth grooves, there are two buttons, the two buttons are symmetrical with respect to the handle, and the opposite surfaces are respectively fixedly connected to a engaging rod, and the engaging rods on the two buttons are connected through a return spring, the handle is slidably connected to the baffle chute; the stable pressing plate is connected with the hinged pressing plate through a telescopic rod, the stable pressing plate is parallel to the hinged pressing plate, and two ends of the small spring are fixedly connected with the stable pressing plate and the hinged pressing plate respectively.

As the utility model discloses a preferred technical scheme, the elasticity buckle adopts elastic material and on the rotation orbit of articulated clamp plate.

Compared with the prior art, the utility model provides a multi-functional lead frame with interference immunity ability possesses following beneficial effect:

1. the multifunctional lead frame with the anti-interference performance has the advantages that the chip clamping device, the fixing block, the sliding groove, the matching groove, the sliding rod, the anti-skidding handle, the supporting rod, the fixing device, the hollow rod, the tension spring, the clamping block, the wire groove, the elastic protruding piece, the fixing pile, the top cover plate device, the hinged pressing plate, the baffle sliding groove, the tooth groove, the movable baffle, the handle, the button, the matching rod, the reset spring, the limiting teeth, the elastic pressing plate, the stable pressing plate, the telescopic rod, the small spring and the elastic buckle are arranged, so that the effect of quickly disassembling and assembling chips is achieved, the operation difficulty of people is reduced, and the efficiency of installing the chips is improved;

2. this multi-functional lead frame with interference immunity performance through setting up chip clamping device, fixing device and elasticity buckle, surrounds the chip completely, has increased the anti external disturbance's of chip performance, and fixed effect is better more stable.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic, partially front view of the fastening device of FIG. 1 according to the present invention;

FIG. 3 is a front view of the elastic buckle of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of the portion A of FIG. 1 according to the present invention;

fig. 5 is a schematic front view of a portion of the top cover apparatus of fig. 1 according to the present invention.

In the figure: 1. a fixing plate; 2. a chip holding device; 21. a fixed block; 22. a sliding groove; 23. a mating groove; 24. a slide bar; 25. an anti-slip handle; 26. a support bar; 3. a fixing device; 31. a hollow shaft; 32. a tension spring; 33. a clamping block; 34. a wire slot; 35. an elastic projection piece; 4. fixing the pile; 5. a top cover plate arrangement; 51. a pressing plate is hinged; 52. a baffle chute; 53. a tooth socket; 54. moving the baffle; 55. a handle; 56. a button; 57. a mating rod; 58. a return spring; 59. a restricting tooth; 6. an elastic pressure plate; 61. stabilizing the pressing plate; 62. a telescopic rod; 63. a small spring; 7. an elastic buckle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-5, in this embodiment: the utility model provides a multi-functional lead frame with interference immunity ability, includes fixed plate 1, and the fixed surface of fixed plate 1 is connected with chip clamping device 2, and the sliding surface of chip clamping device 2 is connected with fixing device 3, and the fixed surface of fixed plate 1 connects spud pile 4, and the surface of spud pile 4 articulates there is top apron device 5, and top apron device 5's sliding surface is connected with elasticity clamp plate 6, and the fixed surface of fixed plate 1 is connected with elasticity buckle 7. The resilient catch 7 is used to catch the covered top cover device 5.

In this embodiment, the chip clamping device 2 includes a fixing block 21, a sliding groove 22 has been opened in the fixing block 21, a matching groove 23 has been opened at the edge of the sliding groove 22, a sliding rod 24 is slidably connected in the sliding groove 22, an anti-slip handle 25 is fixedly connected to the right end of the sliding rod 24, and a support rod 26 is hinged to the left end of the anti-slip handle 25. The anti-slip handle 25 increases the friction when the sliding lever 24 is operated by hand. The sliding groove 22 is parallel to the fixing block 21, two fitting grooves 23 are provided at both sides of the left end of the sliding groove 22 and are symmetrical with respect to the sliding groove 22, and the support bar 26 passes through the fitting grooves 23. The support rods 26 are used to open the fixing devices 3 on both sides before placing the chip, so that the chip can be conveniently placed. Fixing device 3 includes hollow rod 31, and the internal connection of hollow rod 31 has tension spring 32, and hollow rod 31's one end fixedly connected with grip block 33, wire casing 34 have been seted up at the top of grip block 33, and wire casing 34's inside fixedly connected with elasticity lug 35. The wire casing 34 is used for fixing a lead wire connected with a chip, the elastic protruding piece 35 is used for clamping the placed lead wire to enable the fixed more stable hollow rod 31 to be connected with the fixed block 21 in a sliding mode, the clamping block 33 is parallel to the fixed block 21, two ends of the tension spring 32 are fixedly connected with the fixed block 21 and the clamping block 33 respectively, and the other end of the supporting rod 26 is hinged to the clamping block 33. The fixing devices 3 on both sides hold the placed chip under the action of the tension spring 32, so that the chip is stabilized. Top apron device 5 includes articulated clamp plate 51, baffle spout 52 has been seted up to articulated clamp plate 51's inside, baffle spout 52's inside fixedly connected with tooth's socket 53, baffle spout 52's inside sliding connection has movable baffle 54, movable baffle 54's left side fixedly connected with handle 55, the inside sliding connection of handle 55 has button 56, button 56's fixed surface is connected with cooperation pole 57, cooperation pole 57's fixed surface is connected with reset spring 58, the right-hand member fixedly connected with restriction tooth 59 of cooperation pole 57, elasticity clamp plate 6 includes stabilizing press plate 61, stabilizing press plate 61's left side fixed surface is connected with telescopic link 62, little spring 63 has been cup jointed on the surface of telescopic link 62. The adjustment handle 55 moves the position of the moving shutter 54 to stabilize the chip fixation between the chip fixation bump strip and the moving shutter 54. The movable baffle 54 is connected with the baffle sliding chute 52 in a sliding mode, the limiting teeth 59 are matched with the tooth grooves 53, the number of the buttons 56 is two, the two buttons 56 are symmetrical about the handle 55, the opposite surfaces of the two buttons 56 are fixedly connected with a matching rod 57 respectively, the matching rods 57 on the two buttons 56 are connected through a return spring 58, and the handle 55 is connected with the baffle sliding chute 52 in a sliding mode; the stable pressing plate 61 is connected with the hinged pressing plate 51 through the telescopic rod 62, the stable pressing plate 61 is parallel to the hinged pressing plate 51, and two ends of the small spring 63 are fixedly connected with the stable pressing plate 61 and the hinged pressing plate 51 respectively. The top cover plate device 5 is covered with the back stabilizing pressure plate 61 to abut against the chip, so that the chip is wrapped while the chip is ensured to be fixed and stable, and the effect of resisting external interference is improved. The elastic buckle 7 is made of elastic material and is arranged on the rotating track of the hinged pressure plate 51. The elastic buckle 7 buckles the covered top cover plate device 5 to ensure the stability of fixing.

The utility model discloses a theory of operation and use flow: the chip or the patch is placed on the fixed block 21, the left end of the chip or the patch abuts against the long protruding strip at the left end of the fixed block 21, the anti-skid handle 25 is pushed to drive the supporting rod 26 to be retracted through the sliding rod 24, the fixing device 3 clamps the chip placed on the fixed block 21 under the action of the tension spring 32 to stabilize the chip, then leads are welded on the chip, the welded leads are clamped in the wire inlet groove 34 and clamped by the elastic protruding piece 35, the top cover plate device 5 is covered, the hinged pressing plate 51 is clamped by the elastic buckle 7, the limiting tooth 59 is out of contact with the tooth groove 53 by pressing the button 56, the movable handle 55 is moved to move the movable baffle 54 to abut against the right side of the chip to release the button 56, and the chip is fixed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional lead frame with interference immunity ability which characterized in that: including fixed plate (1), the fixed surface of fixed plate (1) is connected with chip clamping device (2), the surperficial sliding connection of chip clamping device (2) has fixing device (3), the fixed surface of fixed plate (1) connects spud pile (4), the surface of spud pile (4) articulates there is top apron device (5), the sliding surface of top apron device (5) is connected with elasticity clamp plate (6), the fixed surface of fixed plate (1) is connected with elasticity buckle (7).

2. The multifunctional lead frame with anti-interference performance according to claim 1, characterized in that: chip clamping device (2) are including fixed block (21), sliding tray (22) have been seted up to the inside of fixed block (21), cooperation groove (23) have been seted up at the edge of sliding tray (22), the inside sliding connection of sliding tray (22) has slide bar (24), the right-hand member fixedly connected with anti-skidding handle (25) of slide bar (24), the left end of anti-skidding handle (25) articulates there is bracing piece (26).

3. The multifunctional lead frame with anti-interference performance according to claim 2, characterized in that: sliding tray (22) are on a parallel with fixed block (21), cooperation groove (23) have two, set up in the both sides of the left end of sliding tray (22) and about sliding tray (22) symmetry, cooperation groove (23) are passed in bracing piece (26), the left side surface of fixed block (21) is provided with a protruding rectangular, fixing device (3) are including hollow rod (31), the internal connection of hollow rod (31) has tension spring (32), the one end fixedly connected with grip block (33) of hollow rod (31), wire casing (34) have been seted up at the top of grip block (33), the protruding piece (35) of the inside fixedly connected with elasticity of wire casing (34).

4. The multifunctional lead frame with tamper resistance of claim 3, wherein: hollow pole (31) and fixed block (21) sliding connection, grip block (33) are parallel with fixed block (21), the both ends of tension spring (32) respectively with fixed block (21) and grip block (33) fixed connection, the other end and the grip block (33) of bracing piece (26) are articulated.

5. The multifunctional lead frame with anti-interference performance according to claim 1, characterized in that: the top cover plate device (5) comprises a hinged pressing plate (51), a baffle sliding groove (52) is arranged inside the hinged pressing plate (51), the inner part of the baffle sliding chute (52) is fixedly connected with a tooth groove (53), the inner part of the baffle sliding chute (52) is connected with a movable baffle (54) in a sliding way, a handle (55) is fixedly connected to the left side of the movable baffle (54), a button (56) is connected to the inside of the handle (55) in a sliding manner, the surface of the button (56) is fixedly connected with a matching rod (57), the surface of the matching rod (57) is fixedly connected with a return spring (58), the right end of the matching rod (57) is fixedly connected with a limiting tooth (59), the elastic pressure plate (6) comprises a stable pressure plate (61), the left side surface of the stable pressing plate (61) is fixedly connected with an expansion rod (62), and a small spring (63) is sleeved on the surface of the expansion rod (62).

6. The multifunctional lead frame with anti-interference performance according to claim 5, is characterized in that: the movable baffle (54) is connected with the baffle sliding groove (52) in a sliding mode, the limiting teeth (59) are matched with the tooth grooves (53), the number of the buttons (56) is two, the two buttons (56) are symmetrical relative to the handle (55), the opposite surfaces of the two buttons are fixedly connected with a matching rod (57), the matching rods (57) on the two buttons (56) are connected through a return spring (58), and the handle (55) is connected with the baffle sliding groove (52) in a sliding mode; the stable pressing plate (61) is connected with the hinged pressing plate (51) through a telescopic rod (62), the stable pressing plate (61) is parallel to the hinged pressing plate (51), and two ends of the small spring (63) are fixedly connected with the stable pressing plate (61) and the hinged pressing plate (51) respectively.

7. The multifunctional lead frame with anti-interference performance according to claim 1 or 6, characterized in that: the elastic buckle (7) is made of elastic materials and is arranged on the rotating track of the hinged pressing plate (51).