CN214672585U

CN214672585U - Adjustable fixing structure for integrated circuit packaging

Info

Publication number: CN214672585U
Application number: CN202121293566.XU
Authority: CN
Inventors: 张友玲; 黄浩; 刘盛华
Original assignee: Shanghai Beixin Integrated Circuit Technology Co ltd
Current assignee: Shanghai Beixin Integrated Circuit Technology Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-11-09
Anticipated expiration: 2031-06-10

Abstract

The utility model discloses a fixed knot constructs with adjustable integrated circuit encapsulation is used, relate to integrated circuit encapsulation technical field, the utility model discloses a base, the top of base is provided with the connecting rod, the bottom fixed mounting of connecting rod has the mount pad, the top of mount pad is run through and has been seted up the mounting groove, logical groove has been seted up at the top of base, the inside of base is provided with adjustment mechanism, the inside of mount pad is provided with fixed establishment, the base passes through stop gear with the mount pad and is connected, adjustment mechanism includes two-way lead screw, first bearing and mounting fixture, fixed establishment includes one-way lead screw, the second bearing, the nut, mount and splint, stop gear includes the fixture block, the limiting plate, rigid spring and push rod. The utility model relates to an integrated circuit encapsulation is with adjustable fixed knot constructs makes things convenient for the fixed of the integrated circuit board of different model sizes, and convenient encapsulation has improved application scope, avoids the fracture of chip stitch to buckle or damage, improves the result of use and the life-span of chip.

Description

Adjustable fixing structure for integrated circuit packaging

Technical Field

The utility model relates to an integrated circuit encapsulation technical field, in particular to integrated circuit encapsulates with adjustable fixed knot constructs.

Background

The position of an integrated circuit packaged in an electronic pyramid is not only the tip of the pyramid but also the base of the pyramid, so that the integrated circuit is fully located at the two positions, from the perspective of the density of electronic components (such as transistors), an IC represents the tip of electronics, but the IC is also a starting point, is a basic structural unit and is the basis for forming most of electronic systems in our lives, similarly, the IC is not only a single chip or a basic electronic structure, the types of the IC are different, and comprise an analog circuit, a digital circuit, a radio frequency circuit, a sensor and the like, and various electronic components are fixedly mounted on a circuit board.

The fixed knot of integrated circuit encapsulation constructs in the existing market, most can not adjust fixedly according to integrated circuit board's model size, it is fixed more single, application scope is little, when the installation to chip and circuit board, can not encapsulate after firmly fixing the chip, it is loaded down with trivial details to encapsulate, and do not have fine dismantlement structure when the chip is dismantled, most is direct one side to be pulled out, the stitch that makes the chip like this easily damages, the result of use and the life-span of chip have been reduced, therefore, it is necessary to provide an adjustable fixed knot constructs for the integrated circuit encapsulation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a fixed knot constructs with adjustable integrated circuit encapsulation is used, can effectively solve most in the background art and can not adjust fixedly according to integrated circuit board's model size, it is more single to fix, application scope is little, when the installation to chip and circuit board, can not encapsulate after the chip is fixed firm, it is more loaded down with trivial details to encapsulate, and do not have fine dismantlement structure when the chip is dismantled, most is direct one side to be pulled out, the stitch that makes the chip like this damages easily, the result of use and the problem of life-span of chip have been reduced.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an adjustable fixing structure for packaging an integrated circuit comprises a base, wherein a connecting rod is arranged at the top of the base, a mounting seat is fixedly arranged at the bottom of the connecting rod, a mounting groove is formed in the top of the mounting seat in a penetrating manner, a through groove is formed in the top of the base, an adjusting mechanism is arranged in the base, a fixing mechanism is arranged in the mounting seat, the base is connected with the mounting seat through a limiting mechanism, the adjusting mechanism comprises a bidirectional lead screw, a first bearing and a fixing clamp, a cavity is formed in the bottom of the base, a bidirectional lead screw is arranged in the base, one end of the bidirectional lead screw is connected with the inner wall of the cavity through the first bearing, the fixing clamp is arranged on the peripheral side of the bidirectional lead screw, a first sliding groove is formed in the bottom of the cavity, the bottom of the fixing clamp is movably arranged in the first sliding groove and slides in the first sliding groove, the fixing mechanism comprises a one-way screw rod, a second bearing, a nut, a fixing frame and a clamping plate, the two sides of the inside of the mounting seat are provided with the one-way screw rod, one end of the one-way screw rod is connected with the inner wall of the mounting seat through the second bearing, the outer surface of the one-way screw rod is in threaded connection with the nut, one side of the nut is fixedly connected with one end of the fixing frame, the other end of the fixing frame is fixedly connected with one side of the clamping plate, the limiting mechanism comprises a clamping block, a limiting plate, a rigid spring and a push rod, the four corners of the top of the base are provided with second sliding grooves, one side of the bottom of the connecting rod is provided with a positioning groove, the inside of the positioning groove is movably provided with the clamping block, one end of the clamping block is fixedly connected with one end of the limiting plate, the limiting plate is connected with the inner wall of the positioning groove through the rigid spring, and the inner wall of the second sliding groove is provided with a positioning hole, a push rod is movably arranged in the positioning hole.

Preferably, the outer surface of the bidirectional screw rod is symmetrically provided with bidirectional threads at a central axis, one side of the fixing clamp is provided with a thread groove matched with the bidirectional threads in a penetrating manner, and the bidirectional screw rod is in threaded connection with the fixing clamp.

Preferably, the one-way screw rod, the fixing frame and the clamping plate are symmetrically distributed on the central axis plane of the mounting seat.

Preferably, one end of the connecting rod is fixedly connected with the bottom of the mounting seat, and the other end of the connecting rod is movably arranged in the second sliding groove and slides in the second sliding groove.

Preferably, one end of the push rod penetrates through the inner wall of the base, and the other end of the push rod is movably arranged in the positioning hole and slides in the positioning hole.

Preferably, one end of the fixture block is movably arranged in the positioning groove through a limiting plate and slides on the top of the positioning groove.

Preferably, pull rings are fixedly connected to two sides of the top of the mounting seat, and rubber sleeves cover the outer surfaces of the pull rings.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, when needs are fixed to collection dirt circuit board, put integrated circuit board at the top of base earlier, through rotatory two-way lead screw, the two-way screw thread that sets up on the two-way lead screw matches mounting fixture, can make both sides mounting fixture relative motion on two-way lead screw, otherwise when needing to send open integrated circuit board, then the two-way lead screw of antiport, thereby the mounting fixture of both sides is opposite movement then, loosen the fixed to integrated circuit board, so also make things convenient for the fixed of the integrated circuit board of different model sizes, make things convenient for the encapsulation of chip, application scope has been improved.

2. In the utility model, after the chip and the integrated circuit board are packaged, the mounting seat is inserted into the second chute on the base through the connecting rod, the fixture block on the connecting rod enters the inside of the positioning groove due to the extrusion of the inner wall of the second chute, when the bottom of the connecting rod contacts the bottom of the second chute, the fixture block is popped out of the positioning groove through the restoring force of the rigid spring and inserted into the positioning hole, thereby completing the mounting and limiting functions of the mounting seat, when the dismounting is needed, the one-way lead screw is twisted to drive the nut to move, the nut moves to drive the fixing frame to move, the fixing frame drives the clamping plate to move, thereby realizing the fixed clamping of the chip in the mounting groove by the clamping plate, after the fixing is finished, the fixture block is pushed into the inside of the positioning groove through the push rod, then the mounting seat is pulled up through the pull ring, thereby the whole chip is pulled up, the chip pin is prevented from being broken and bent or damaged due to the action of different directions, the service effect and the service life of the chip are improved.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of an adjustable fixing structure for packaging an integrated circuit according to the present invention;

fig. 2 is a schematic front sectional structural view of an adjustable fixing structure for packaging an integrated circuit according to the present invention;

FIG. 3 is a schematic top view of the adjustable fixing structure of the base for packaging the integrated circuit according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a position a in an adjustable fixing structure diagram 2 for packaging an integrated circuit according to the present invention;

fig. 5 is a schematic diagram of an enlarged structure at B in the adjustable fixed structure diagram 2 for packaging an integrated circuit according to the present invention.

In the figure: 1. a base; 2. a connecting rod; 3. a mounting seat; 4. mounting grooves; 5. a through groove; 6. a bidirectional screw rod; 7. a first bearing; 8. fixing the clamp; 9. a first chute; 10. a one-way screw rod; 11. a second bearing; 12. a nut; 13. a fixed mount; 14. a splint; 15. a second chute; 16. positioning a groove; 17. a clamping block; 18. a limiting plate; 19. a rigid spring; 20. positioning holes; 21. a push rod; 22. and (4) a pull ring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the utility model relates to an adjustable fixing structure for packaging integrated circuit, comprising a base 1, a connecting rod 2 is arranged on the top of the base 1, a mounting seat 3 is fixedly arranged on the bottom of the connecting rod 2, a mounting groove 4 is arranged on the top of the mounting seat 3 in a penetrating way, a through groove 5 is arranged on the top of the base 1, an adjusting mechanism is arranged inside the base 1, a fixing mechanism is arranged inside the mounting seat 3, the base 1 is connected with the mounting seat 3 through a limiting mechanism, the adjusting mechanism comprises a bidirectional screw rod 6, a first bearing 7 and a fixing clamp 8, a cavity is arranged on the bottom of the base 1, a bidirectional screw rod 6 is arranged inside the base 1, one end of the bidirectional screw rod 6 is connected with the inner wall of the cavity through the first bearing 7, a fixing clamp 8 is arranged on the peripheral side of the bidirectional screw rod 6, a first chute 9 is arranged on the bottom of the cavity, the bottom of the fixing clamp 8 is movably arranged inside the first chute 9 and slides inside the first chute 9, the fixing mechanism comprises a one-way screw rod 10, a second bearing 11, a nut 12, a fixing frame 13 and a clamping plate 14, the two sides inside the mounting seat 3 are provided with the one-way screw rod 10, one end of the one-way screw rod 10 is connected with the inner wall of the mounting seat 3 through the second bearing 11, the outer surface of the one-way screw rod 10 is in threaded connection with the nut 12, one side of the nut 12 is fixedly connected with one end of the fixing frame 13, the other end of the fixing frame 13 is fixedly connected with one side of the clamping plate 14, the limiting mechanism comprises a fixture block 17, a limiting plate 18, a rigid spring 19 and a push rod 21, the four corners of the top of the base 1 are provided with second sliding grooves 15, one side of the bottom of the connecting rod 2 is provided with a positioning groove 16, the fixture block 17 is movably arranged inside the positioning groove 16, one end of the fixture block 17 is fixedly connected with one end of the limiting plate 18, the limiting plate 18 is connected with the inner wall of the positioning groove 16 through the rigid spring 19, the inner wall of the second sliding groove 15 is provided with a positioning hole 20, a push rod 21 is movably arranged in the positioning hole 20.

Further, the outer surface of the bidirectional screw rod 6 is symmetrically provided with bidirectional threads at the central axis, one side of the fixing clamp 8 is provided with a thread groove matched with the bidirectional threads in a penetrating manner, and the bidirectional screw rod 6 is in threaded connection with the fixing clamp 8, so that the fixing of the integrated circuit boards of different models and sizes is facilitated.

Furthermore, the one-way screw rod 10, the fixing frame 13 and the clamping plate 14 are symmetrically distributed on the central axis plane of the mounting seat 3.

Further, the one end of connecting rod 2 and the bottom fixed connection of mount pad 3, the other end activity of connecting rod 2 sets up in the inside of second spout 15 and slides in the inside of second spout 15, and the convenient dismantlement to the chip prevents the damage of chip.

Furthermore, one end of the push rod 21 penetrates through the inner wall of the base 1, and the other end of the push rod 21 is movably disposed inside the positioning hole 20 and slides inside the positioning hole 20 to push the push rod 21 and the push rod 21. The fixture block 17 is pushed to move towards the inside of the positioning groove 16, so that the connecting rod 2 is conveniently pulled up, and the chip is conveniently detached.

Further, one end of the latch 17 is movably disposed inside the positioning groove 16 through the limiting plate 18 and slides on the top of the positioning groove 16.

Further, the pull ring 22 is fixedly connected to two sides of the top of the mounting seat 3, a rubber sleeve covers the outer surface of the pull ring 22, the chip can be conveniently pulled, and the rubber sleeve can prevent a hand of a user from being injured by the pull ring 22.

The utility model discloses a theory of operation does: when packaging, firstly, the integrated circuit board is placed on the top of the base 1, the two-way screw 6 is rotated, the two-way screw threads arranged on the two-way screw 6 are matched with the fixed clamp 8, so that the fixed clamps 8 on the two sides can move relatively on the two-way screw 6, otherwise, when the integrated circuit board needs to be sent, the two-way screw 6 is rotated reversely, so that the fixed clamps 8 on the two sides move reversely, the integrated circuit board is loosened, the integrated circuit boards of different models and sizes are convenient to fix, the packaging of chips is convenient, the application range is improved, after the chips are packaged with the integrated circuit board, the mounting seat 3 is inserted into the second chute 15 on the base 1 through the connecting rod 2, the fixture block 17 on the connecting rod 2 enters the positioning groove 16 due to the extrusion of the inner wall of the second chute 15, when the bottom of the connecting rod 2 contacts the bottom of the second chute 15, the fixture block 17 is inserted into the positioning groove 20 through the restoring force of the rigid spring 19, thereby accomplish the installation and the limiting displacement of mount pad 3, when needs are dismantled, through twisting one-way lead screw 10, one-way lead screw 10 drives nut 12 and removes, nut 12 removes and drives mount 13 and removes, mount 13 drives splint 14 and removes, thereby realize splint 14 fixed centre gripping to the chip in mounting groove 4, after fixed finishing, push away the inside of fixture block 17 into constant head tank 16 through push rod 21, then pull up mount pad 3 through pull ring 22, thereby upwards pull up the chip is whole, the chip stitch has been avoided making its fracture buckle or damage because of the effect of different directional forces, the result of use and the life-span of chip are improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An adjustable fixing structure for integrated circuit package, characterized in that: the adjustable type adjustable clamp is characterized by comprising a base (1), wherein a connecting rod (2) is arranged at the top of the base (1), an installation seat (3) is fixedly installed at the bottom of the connecting rod (2), an installation groove (4) is formed in the top of the installation seat (3) in a penetrating mode, a through groove (5) is formed in the top of the base (1), an adjusting mechanism is arranged inside the base (1), a fixing mechanism is arranged inside the installation seat (3), and the base (1) is connected with the installation seat (3) through a limiting mechanism;

the adjusting mechanism comprises a bidirectional screw rod (6), a first bearing (7) and a fixed clamp (8), a cavity is arranged at the bottom of the base (1), the bidirectional screw rod (6) is arranged inside the base (1), one end of the bidirectional screw rod (6) is connected with the inner wall of the cavity through the first bearing (7), the fixed clamp (8) is arranged on the peripheral side surface of the bidirectional screw rod (6), a first sliding groove (9) is formed in the bottom of the cavity, and the bottom of the fixed clamp (8) is movably arranged inside the first sliding groove (9) and slides inside the first sliding groove (9);

the fixing mechanism comprises a one-way screw rod (10), a second bearing (11), a nut (12), a fixing frame (13) and a clamping plate (14), the one-way screw rod (10) is arranged on two sides of the interior of the mounting seat (3), one end of the one-way screw rod (10) is connected with the inner wall of the mounting seat (3) through the second bearing (11), the outer surface of the one-way screw rod (10) is in threaded connection with the nut (12), one side of the nut (12) is fixedly connected with one end of the fixing frame (13), and the other end of the fixing frame (13) is fixedly connected with one side of the clamping plate (14);

stop gear includes fixture block (17), limiting plate (18), rigid spring (19) and push rod (21), second spout (15) have been seted up in the top four corners of base (1), constant head tank (16) have been seted up to bottom one side of connecting rod (2), the inside activity of constant head tank (16) is provided with fixture block (17), the one end of fixture block (17) and the one end fixed connection of limiting plate (18), the inner wall connection of limiting plate (18) through rigid spring (19) and constant head tank (16), locating hole (20) have been seted up to the inner wall of second spout (15), the inside activity of locating hole (20) is provided with push rod (21).

2. The adjustable mounting structure of claim 1, wherein: the outer surface of the bidirectional screw rod (6) is symmetrically provided with bidirectional threads at the central axis, one side of the fixed clamp (8) is provided with a thread groove matched with the bidirectional threads in a penetrating manner, and the bidirectional screw rod (6) is in threaded connection with the fixed clamp (8).

3. The adjustable mounting structure of claim 1, wherein: the unidirectional screw rod (10), the fixing frame (13) and the clamping plate (14) are symmetrically distributed on the middle axial plane of the mounting seat (3).

4. The adjustable mounting structure of claim 1, wherein: one end of the connecting rod (2) is fixedly connected with the bottom of the mounting seat (3), and the other end of the connecting rod (2) is movably arranged in the second sliding groove (15) and slides in the second sliding groove (15).

5. The adjustable mounting structure of claim 1, wherein: one end of the push rod (21) penetrates through the inner wall of the base (1), and the other end of the push rod (21) is movably arranged in the positioning hole (20) and slides in the positioning hole (20).

6. The adjustable mounting structure of claim 1, wherein: one end of the clamping block (17) is movably arranged in the positioning groove (16) through a limiting plate (18) and slides on the top of the positioning groove (16).

7. The adjustable mounting structure of claim 1, wherein: the mounting structure is characterized in that pull rings (22) are fixedly connected to two sides of the top of the mounting base (3), and rubber sleeves cover the outer surfaces of the pull rings (22).