Lead frame convenient to fix for integrated circuit

Abstract

The utility model relates to the technical field of lead frames, and discloses an integrated circuit lead frame convenient to fix, which comprises a main body mechanism and an auxiliary connecting mechanism, the auxiliary connecting mechanism is positioned above the main body mechanism, and the main body mechanism comprises a lead frame body, a protective shell, a support column, a bearing groove and a driving motor. According to the convenient-to-fix lead frame for the integrated circuit, through the use of the main body mechanism, the lead frame body at the lower end of the lead frame body is protected through the protective shell when the lead frame is used, a circuit is placed on the lead frame body, and the bearing groove is fixed through the supporting column; a driving motor in a bearing groove runs to drive a threaded rod to rotate so that a movable nut at the outer end of the threaded rod can move rightwards, the driving motor rotates reversely so that the movable nut can move leftwards, an electric push rod runs to drive a push rod to move up and down, and a circuit placed on a lead frame body is fixed and clamped through a circuit fixer. And therefore, the device is more convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of lead frames, in particular to a lead frame for integrated circuits which is convenient for fixing. Background Art

[0002] Lead frame is the chip carrier of integrated circuit. It is a key structural component that uses composite materials (gold wire, aluminum wire, copper wire) to achieve electrical connection between the internal circuit lead end of the chip and the external lead to form an electrical circuit. It acts as a bridge to connect with external wires. Lead frame is required in most semiconductor integrated blocks and is an important basic material in the electronic information industry.

[0003] The prior art CN220627800U patent proposes a reinforced lead frame, which proposes a lead frame body stacked on each other, the lead frame body including a base, a cover plate fixed to the end surface of the base and a substrate embedded in the bottom of the base, the substrate is used for the installation of integrated circuit chips, the corners of the substrate are fixed to the bottom opening of the base by bolts, the integrated circuit chip is located in a cavity formed by the assembly of the base and the cover plate, the bottom edge of the base is integrally extended outward with a connecting plate, the connecting plates arranged on adjacent base edges are overlapped with each other, the vertical side of the base is provided with an observation port, and the vertical side of the base is embedded with a connection port. The utility model has a better protection effect than the traditional exposed lead frame by adding a cover plate structure, and adopts a plurality of lead frame bodies stacked together, which is convenient for the combined use of multiple integrated circuit chips, the stacked placement, and the effective use of space, and has a high practical value.

[0004] The existing integrated circuit lead frame which is easy to fix is ​​not easy to fix the circuit during use, making it inconvenient to use. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The utility model aims to provide a lead frame for an integrated circuit which is easy to fix, so as to solve the problem in the background art that it is inconvenient to fix the circuit during use, making it inconvenient during use.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lead frame for an integrated circuit that is easy to fix, comprising a main mechanism and an auxiliary connecting mechanism, wherein the auxiliary connecting mechanism is located above the main mechanism, and the main mechanism comprises a lead frame body, a protective shell, a support column, a bearing slot and a drive motor, wherein the protective shell is movably mounted on the upper end of the lead frame body, the support column is fixedly mounted on the left and right sides of the middle of the inner side of the protective shell, the support column is located on the left and right sides of the middle of the upper end of the lead frame body, the bearing slot is fixedly mounted on the upper end of the support column, and the drive motor is fixedly mounted on the left end of the inner side of the bearing slot.

[0009] Preferably, the main body mechanism also includes a threaded rod, a movable nut and a movable base, the threaded rod is movably mounted on the transmission end at the right end of the driving motor, the movable nut is threadedly connected to the outer end of the threaded rod, and the movable base is movably mounted on the right end of the threaded rod.

[0010] Preferably, the main body mechanism also includes an electric push rod, a push rod and a line fixer, the electric push rod is fixedly mounted on the lower end of the movable nut, the push rod is movably mounted on the lower end of the electric push rod, and the line fixer is movably mounted on the lower end of the push rod.

[0011] Preferably, the auxiliary connecting mechanism includes heat dissipation holes, an observation port, an auxiliary mounting plate, a first threaded hole, a fixing screw, a connecting plate, a docking groove, a docking block, a second threaded hole and a wire passage, the heat dissipation holes are evenly distributed on the left and right sides of the upper end of the protective shell, and the observation port is fixedly arranged in the middle of the upper end of the protective shell.

[0012] Preferably, the auxiliary mounting plate is fixedly installed below the left and right ends of the protective shell, and the first threaded holes are fixedly arranged on the left and right sides of the upper end of the auxiliary mounting plate.

[0013] Preferably, the fixing screw is threadedly connected to the inner end of the first threaded hole, the connecting plate is fixedly installed on the left end of the lead frame body, and the docking groove is fixedly arranged in the middle of the left end of the connecting plate.

[0014] Preferably, the docking block is fixedly installed in the middle of the right end of the lead frame body, the second threaded holes are evenly distributed on the upper end of the connecting plate, and the wire opening is fixedly arranged in the middle of the left and right ends of the protective shell.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The lead frame for integrated circuits that is easy to fix, through the use of the main body mechanism, can protect the lead frame body at the lower end thereof through the protective shell when in use, by placing the circuit on the lead frame body, fixing the bearing slot through the support column, driving the threaded rod to rotate through the operation of the driving motor in the bearing slot to move the movable nut at the outer end to the right, and the movable nut to move to the left when the driving motor is reversed, and the push rod is driven to move up and down through the operation of the electric push rod, and the circuit placed on the lead frame body is fixed and clamped through the circuit fixer, so that it is more convenient when in use;

[0017] 2. The integrated circuit lead frame that is easy to fix, through the use of an auxiliary connecting mechanism, allows the wiring to be routed through the wire openings in the middle of the left and right ends of the protective shell when in use, and the inside of the protective shell is ventilated and cooled through the heat dissipation holes. The internal wiring situation can be more intuitively seen through the observation port. By inserting the docking block into the docking groove of the connecting plate, it is easy to connect the two devices. By threading the fixing bolt into the second threaded hole, the two connected devices can be reinforced. The protective shell is installed and fixed by the auxiliary mounting plate, and it is fixed by threading the fixing screw into the first threaded hole, making it more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the detailed internal structure of the protective housing of the utility model;

[0020] Figure 3 This is a schematic diagram of the detailed cross-sectional structure of the protective housing of the utility model;

[0021] Figure 4 This is a schematic diagram of the enlarged detail structure of the drive motor of the utility model.

[0022] In the figure: 1. Main body; 101. Lead frame body; 102. Protective shell; 103. Support column; 104. Load-bearing slot; 105. Drive motor; 106. Threaded rod; 107. Movable nut; 108. Movable base; 109. Electric push rod; 110. Push rod; 111. Line fixer; 2. Auxiliary connecting mechanism; 201. Heat dissipation hole; 202. Observation port; 203. Auxiliary mounting plate; 204. First threaded hole; 205. Fixing screw; 206. Connecting plate; 207. Docking groove; 208. Docking block; 209. Second threaded hole; 210. Line through hole. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 4 The utility model provides a technical solution: a lead frame for an integrated circuit that is easy to fix, comprising a main body mechanism 1 and an auxiliary connection mechanism 2, the auxiliary connection mechanism 2 is located above the main body mechanism 1, the main body mechanism 1 comprises a lead frame body 101, a protective shell 102, a support column 103, a bearing slot 104 and a drive motor 105, the protective shell 102 is movably mounted on the upper end of the lead frame body 101, the support column 103 is fixedly mounted on the left and right sides of the middle of the inner side of the protective shell 102, the support column 103 is located on the left and right sides of the middle of the upper end of the lead frame body 101, the bearing slot 104 is fixedly mounted on the upper end of the support column 103, and the drive motor 105 is fixedly mounted on the left end of the inner side of the bearing slot 104.

[0025] The main body mechanism 1 also includes a threaded rod 106, a movable nut 107 and a movable base 108. The threaded rod 106 is movably installed at the transmission end of the right end of the driving motor 105. The movable nut 107 is threadedly connected to the outer end of the threaded rod 106. The movable base 108 is movably installed at the right end of the threaded rod 106. The main body mechanism 1 also includes an electric push rod 109, a pushing rod 110 and a line fixer 111. The electric push rod 109 is fixedly installed at the lower end of the movable nut 107, the pushing rod 110 is movably installed at the lower end of the electric push rod 109, and the line fixer 111 is movably installed at the lower end of the pushing rod 110.

[0026] The auxiliary connection mechanism 2 includes a heat dissipation hole 201, an observation port 202, an auxiliary mounting plate 203, a first threaded hole 204, a fixing screw 205, a connecting plate 206, a docking groove 207, a docking block 208, a second threaded hole 209 and a wire through hole 210. The heat dissipation holes 201 are evenly distributed on the left and right sides of the upper end of the protective shell 102, the observation port 202 is fixedly arranged in the middle of the upper end of the protective shell 102, the auxiliary mounting plate 203 is fixedly installed below the left and right ends of the protective shell 102, and the first threaded hole 204 is fixedly arranged on the left and right sides of the upper end of the auxiliary mounting plate 203, the fixing screw 205 is threadedly connected to the inner end of the first threaded hole 204, the connecting plate 206 is fixedly installed on the left end of the lead frame body 101, the docking groove 207 is fixedly arranged in the middle of the left end of the connecting plate 206, the docking block 208 is fixedly installed in the middle of the right end of the lead frame body 101, the second threaded holes 209 are evenly distributed on the upper end of the connecting plate 206, and the wire opening 210 is fixedly arranged in the middle of the left and right ends of the protective shell 102.

[0027] Working principle: When it is necessary to use the integrated circuit lead frame that is easy to fix, the wiring is carried out through the wire openings 210 in the middle of the left and right ends of the protective shell 102, and the inside of the protective shell 102 is ventilated and cooled through the heat dissipation holes 201. The internal wiring situation can be more intuitively seen through the observation port 202. By inserting the docking block 208 into the docking groove 207 of the connecting plate 206, it is convenient to connect the two devices. By threading the fixing bolt into the second threaded hole 209, the two connected devices can be reinforced. The protective shell 102 is installed and fixed by the auxiliary mounting plate 203, and by threading the fixing screw 205 into the first threaded hole 204 , fix it, protect the lead frame body 101 at its lower end through the protective shell 102, place the line on the lead frame body 101 through the line opening 210 in the middle of the left and right ends of the protective shell 102, fix its bearing slot 104 through the support column 103, and drive the threaded rod 106 to rotate through the operation of the driving motor 105 in the bearing slot 104 so that the movable nut 107 at its outer end moves to the right, and the driving motor 105 reverses to move the movable nut 107 to the left, and the push rod 110 is driven by the operation of the electric push rod 109 to move up and down, and the line fixed by the line fixer 111 is clamped on the line on the lead frame body 101, so that it is more convenient when used.

[0028] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A lead frame for an integrated circuit that is easy to fix, comprising a main body mechanism (1) and an auxiliary connection mechanism (2), characterized in that: The auxiliary connection mechanism (2) is located above the main mechanism (1); the main mechanism (1) comprises a lead frame body (101), a protective shell (102), a support column (103), a bearing slot (104) and a drive motor (105); the protective shell (102) is movably mounted on the upper end of the lead frame body (101); the support column (103) is fixedly mounted on the left and right sides of the middle of the inner side of the protective shell (102); the support column (103) is located on the left and right sides of the middle of the upper end of the lead frame body (101); the bearing slot (104) is fixedly mounted on the upper end of the support column (103); and the drive motor (105) is fixedly mounted on the left end of the inner side of the bearing slot (104).

2. The lead frame for an integrated circuit that is easy to fix according to claim 1, characterized in that: The main body mechanism (1) further comprises a threaded rod (106), a movable nut (107) and a movable base (108); the threaded rod (106) is movably mounted on the transmission end at the right end of the driving motor (105); the movable nut (107) is threadedly connected to the outer end of the threaded rod (106); and the movable base (108) is movably mounted on the right end of the threaded rod (106).

3. The lead frame for an integrated circuit that is easy to fix according to claim 2, characterized in that: The main body mechanism (1) further comprises an electric push rod (109), a push rod (110) and a line fixer (111); the electric push rod (109) is fixedly mounted on the lower end of the movable nut (107); the push rod (110) is movably mounted on the lower end of the electric push rod (109); and the line fixer (111) is movably mounted on the lower end of the push rod (110).

4. The lead frame for an integrated circuit that is easy to fix according to claim 3, characterized in that: The auxiliary connection mechanism (2) comprises a heat dissipation hole (201), an observation port (202), an auxiliary mounting plate (203), a first threaded hole (204), a fixing screw (205), a connection plate (206), a docking groove (207), a docking block (208), a second threaded hole (209) and a wire passage (210); the heat dissipation holes (201) are evenly distributed on the left and right sides of the upper end of the protective shell (102); and the observation port (202) is fixedly arranged in the middle of the upper end of the protective shell (102).

5. The lead frame for an integrated circuit that is easy to fix according to claim 4, characterized in that: The auxiliary mounting plate (203) is fixedly mounted below the left and right ends of the protective housing (102), and the first threaded holes (204) are fixedly arranged on the left and right sides of the upper end of the auxiliary mounting plate (203).

6. The lead frame for an integrated circuit that is easy to fix according to claim 5, characterized in that: The fixing screw (205) is threadedly connected to the inner end of the first threaded hole (204), the connecting plate (206) is fixedly installed on the left end of the lead frame body (101), and the docking groove (207) is fixedly arranged in the middle of the left end of the connecting plate (206).

7. The integrated circuit lead frame that is easy to fix according to claim 6, characterized in that: The docking block (208) is fixedly mounted in the middle of the right end of the lead frame body (101), the second threaded holes (209) are evenly distributed on the upper end of the connecting plate (206), and the wire opening (210) is fixedly arranged in the middle of the left and right ends of the protective shell (102).

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