CN214978036U

CN214978036U - Electronic lead frame processing correction tool

Info

Publication number: CN214978036U
Application number: CN202120057895.8U
Authority: CN
Inventors: 孔兵兵
Original assignee: Suzhou Zhongmeida Electronic Technology Co ltd
Current assignee: Suzhou Zhongmeida Electronic Technology Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-12-03
Anticipated expiration: 2031-01-11

Abstract

The utility model belongs to the technical field of electronic lead frame processingequipment technique and specifically relates to a tool is revised in processing of electronic lead frame, to the problem that tool is revised in processing of electronic lead frame among the prior art uses convenient inadequately, now propose following scheme, it includes the base, fix at the base top place board and backup pad, install the cutter at the base top, the cutter is located the one side of placing the board, the backup pad is located the opposite side of placing the board, and the backup pad is close to the one side of placing the board and has seted up the mounting groove, and the pivot is installed in the inside rotation of mounting groove, and the one end of pivot extends to the outside of backup pad, the cam has been cup jointed to the outside of pivot, the internally mounted of mounting groove has gliding lifter plate from top to bottom. The utility model discloses rational in infrastructure, easy operation, can be convenient fix electronic lead frame when revising electronic lead frame to great having made things convenient for the correction of operating personnel to electronic lead frame, easily using widely.

Description

Electronic lead frame processing correction tool

Technical Field

The utility model relates to an electron lead frame processingequipment field especially relates to an electron lead frame processing correction tool.

Background

When processing electronic lead frame, need give with the unnecessary corner of electronic lead frame and cut off, generally all be automatic correction instrument on the production line of mill, but in some concrete occasions of using, then need utilize some miniature instruments to revise the cutting to it, but small-size correction tool among the prior art is when using, and fixed electronic lead frame is convenient inadequately, for this reason, this scheme has proposed an electronic lead frame processing and has revised the tool.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of tool is revised in processing of electron lead frame has solved the processing of the electron lead frame among the prior art and has revised the tool and use convenient problem inadequately.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a processing and correcting jig for an electronic lead frame comprises a base, a placing plate and a supporting plate which are fixed on the top of the base, and a cutter arranged on the top of the base, wherein the cutter is positioned on one side of the placing plate, the supporting plate is positioned on the other side of the placing plate, and one side of the supporting plate close to the placing plate is provided with an installation groove, the interior of the installation groove is rotatably provided with a rotating shaft, one end of the rotating shaft extends to the exterior of the supporting plate, a cam is sleeved outside the rotating shaft, a lifting plate capable of sliding up and down is arranged inside the mounting groove, the lifting plate is positioned at the bottom of the rotating shaft and is abutted against the cam, one end of the lifting plate extends to the outside of the mounting groove, a connecting column capable of moving up and down is mounted on the lifting plate, a pressing plate is fixed at the bottom of the connecting column through an elastic part, the pressing plate is positioned right above the placing plate, and a locking mechanism for locking the rotating shaft is installed on the outer wall of one side of the supporting plate.

Preferably, the sliding grooves are formed in the inner walls of the two sides of the mounting groove, the first springs are fixed to the inner walls of the bottoms of the two sliding grooves, the sliding blocks are fixed to the outer walls of the two sides of the lifting plate, one ends of the two sliding blocks extend to the inner portions of the two sliding grooves and are in sliding connection with the two sliding grooves, and the tops of the two first springs are fixedly connected with the bottom surfaces of the two sliding blocks.

Preferably, the elastic part comprises a fixed cylinder fixed at the bottom of the connecting column and a buffer column movably sleeved in the fixed cylinder, the bottom of the buffer column is fixedly connected with the top of the pressing plate, and the top of the buffer column is fixedly connected with the fixed cylinder through a second spring.

Preferably, locking mechanical system is including fixing fixed block on the backup pad outer wall, seting up at fixed block bottom buffer hole, installing at the reference column in the buffer hole and seting up at two outside locating holes of pivot, the fixed block is located one side of pivot, and the one end of reference column extends to the inside of locating hole, locking mechanical system is still including fixing the third spring at the buffer hole top, and the other end and the reference column of third spring are located the inside one end fixed connection of buffer hole.

Preferably, the outer wall of one side of the lifting plate is in threaded connection with a locking bolt, and one end of the locking bolt abuts against the outer wall of the connecting column.

Preferably, the cam is of a drop-shaped configuration.

Preferably, the top of the base is provided with a cutting groove, and the cutting groove is positioned on one side of the placing plate provided with the cutter and matched with the cutter.

The utility model has the advantages that:

1. through the cooperation between pivot, handle, cam, lifter plate, spliced pole, elastic component and the clamp plate, conveniently compress tightly electronic lead frame when revising electronic lead frame, then just can utilize the cutter to cut the unnecessary portion on the electronic lead frame and remove.

2. Through the cooperation between spliced pole and the locking bolt, can adjust the distance between clamp plate and the lifter plate to the convenience compresses tightly fixedly to the electron lead frame of different thickness.

3. Through the arrangement of the locking mechanism, the rotating shaft can be conveniently locked, and the rotating shaft is prevented from rotating randomly when the electronic lead frame is clamped.

The utility model discloses rational in infrastructure, easy operation, can be convenient fix electronic lead frame when revising electronic lead frame to great having made things convenient for the correction of operating personnel to electronic lead frame, easily using widely.

Drawings

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

Fig. 2 is an enlarged view of a point a in fig. 1.

Fig. 3 is a left side sectional view of the present invention.

Fig. 4 is a partial cross-sectional view of fig. 1.

Reference numbers in the figures: the cutting machine comprises a base 1, a placing plate 2, a pressing plate 3, a buffering column 4, a connecting column 5, a lifting plate 6, a handle 7, an installing groove 8, a cam 9, a rotating shaft 10, a locking bolt 11, a fixing barrel 12, a cutter 13, a cutting groove 14, a supporting plate 15, a positioning column 16, a positioning hole 17, a buffering hole 18, a fixing block 19, a first spring 20, a sliding groove 21 and a sliding block 22.

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.

Referring to fig. 1-4, an electronic lead frame processing correction jig comprises a base 1, a placing plate 2 and a supporting plate 15 fixed on the top of the base 1, and a cutter 13 installed on the top of the base 1, wherein the cutter 13 is located on one side of the placing plate 2, the supporting plate 15 is located on the other side of the placing plate 2, a mounting groove 8 is formed in one side, close to the placing plate 2, of the supporting plate 15, a rotating shaft 10 is rotatably installed inside the mounting groove 8, one end of the rotating shaft 10 extends to the outside of the supporting plate 15, a cam 9 is sleeved outside the rotating shaft 10, the cam 9 is of a water-drop-shaped structure, a lifting plate 6 capable of sliding up and down is installed inside the mounting groove 8, outer walls on two sides of the lifting plate 6 are respectively abutted against inner walls on two sides of the mounting groove 8, so that the lifting plate 6 can be prevented from shaking inside the mounting groove 8, the lifting plate 6 is located at the bottom of the rotating shaft 10 and abutted against the cam 9, and one end of the lifting plate 6 extends to the outside of the mounting groove 8, a connecting column 5 capable of moving up and down is arranged on the lifting plate 6, and the rotating shaft 10 is rotated to drive the cam 10 to rotate, so that the lifting plate 6 is driven to descend;

the inner walls of two sides of the mounting groove 8 are respectively provided with a sliding groove 21, the inner walls of the bottoms of the two sliding grooves 21 are respectively fixed with a first spring 20, the outer walls of two sides of the lifting plate 6 are respectively fixed with a sliding block 22, one end of each sliding block 22 extends into the corresponding sliding groove 21 and is in sliding connection with the corresponding sliding groove 21, the tops of the two first springs 20 are respectively fixedly connected with the bottom surfaces of the two sliding blocks 22, and the lifting plate 6 can automatically rise after losing compression through the arrangement of the first springs 20 and the sliding blocks 22, so that a compressed electronic lead frame can be loosened;

the bottom of the connecting column 5 is fixed with a pressing plate 3 through an elastic piece, the pressing plate 3 is positioned right above the placing plate 2, the elastic piece comprises a fixed cylinder 12 fixed at the bottom of the connecting column 5 and a buffer column 4 movably sleeved in the fixed cylinder 12, the bottom of the buffer column 4 is fixedly connected with the top of the pressing plate 3, the top of the buffer column 4 is fixedly connected with the fixed cylinder 12 through a second spring, and the pressing plate 3 has a buffering space due to the arrangement of the elastic piece, so that the pressing plate 3 cannot continuously descend along with the descending of the lifting plate 6 after clamping the electronic lead frame, and the pressing plate 3 can be prevented from crushing the electronic lead frame;

the locking mechanism for locking the rotating shaft 10 is mounted on the outer wall of one side of the supporting plate 15, the locking mechanism comprises a fixed block 19 fixed on the outer wall of the supporting plate 15, a buffer hole 18 formed in the bottom of the fixed block 19, a positioning column 16 mounted in the buffer hole 18 and two positioning holes 17 formed outside the rotating shaft 10, the fixed block 19 is located on one side of the rotating shaft 10, one end of the positioning column 16 extends into the positioning holes 17, the locking mechanism further comprises a third spring fixed on the top of the buffer hole 18, the other end of the third spring is fixedly connected with one end, located in the buffer hole 18, of the positioning column 16, the rotating shaft 10 can be locked by the locking mechanism, and the rotating shaft 10 is prevented from rotating after the pressing plate 3 presses the electronic lead frame tightly;

the outer wall of one side of the lifting plate 6 is in threaded connection with a locking bolt 11, one end of the locking bolt 11 abuts against the outer wall of the connecting column 5, and the connecting column 5 can move up and down on the lifting plate 6 to be adjusted, so that the height of the pressing plate 3 can be adjusted, the height of the pressing plate 3 can be adjusted according to the thickness of the electronic lead frame, and the electronic lead frame can be tightly pressed by the pressing plate 3 when the positioning column 16 is clamped in the positioning hole 17;

the top of base 1 has seted up cutting groove 14, and cutting groove 14 is located and places the board 2 one side of installing cutter 13 and cooperate with cutter 13.

The working principle is as follows: when the electronic lead frame correcting device is used, an electronic lead frame needing to be corrected is placed at the top of the placing plate 2, then the handle 7 is held to rotate clockwise, so that the rotating shaft 10 rotates, the rotating shaft 10 rotates to drive the cam 9 to rotate, along with the rotation of the cam 9, the long end of the cam 9 is gradually abutted against the bottom of the lifting plate 6, so that the lifting plate 6 is pressed to descend, the first spring 20 is gradually compressed along with the descending of the lifting plate 6, the pressing plate 3 descends, so that the electronic lead frame placed at the top of the placing plate 2 can be clamped between the placing plate 2 and the pressing plate 3, when the placing plate 2 is pressed at the top of the electronic lead frame, the handle 7 continues to rotate, the positioning column 16 in the group is withdrawn from the inside of one positioning hole 17 and clamped into the inside of the other positioning hole 17, the rotating shaft 10 is locked, and at this time, the handle 7 can be loosened, when the handle 7 is continuously rotated, the elastic piece is gradually compressed, so that the upper plate 6 has a descending space, after the electronic lead frame is fixed, redundant parts on the electronic lead frame can be cut off by utilizing the cutter, when the electronic lead frame needs to be loosened, the handle 7 is directly rotated anticlockwise, after the positioning column 16 is withdrawn from the inside of the positioning hole 17, under the action of the first spring 20, the lifting plate 6 automatically ascends, so that the cam 9 rotates anticlockwise along with the positioning column, finally, the lifting plate 6 is restored to the initial height, at the moment, the positioning column 16 is also clamped into the inside of another positioning hole 17 outside the rotating shaft 10, and the rotating shaft 10 is locked.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The processing and correcting jig for the electronic lead frame comprises a base (1), a placing plate (2) and a supporting plate (15) which are fixed at the top of the base (1), and a cutter (13) installed at the top of the base (1), and is characterized in that the cutter (13) is positioned at one side of the placing plate (2), the supporting plate (15) is positioned at the other side of the placing plate (2), a mounting groove (8) is formed in one side, close to the placing plate (2), of the supporting plate (15), a rotating shaft (10) is installed inside the mounting groove (8) in a rotating mode, one end of the rotating shaft (10) extends to the outside of the supporting plate (15), a cam (9) is sleeved outside the rotating shaft (10), a lifting plate (6) capable of sliding up and down is installed inside the mounting groove (8), the lifting plate (6) is positioned at the bottom of the rotating shaft (10) and abutted against the cam (9), and one end of the lifting plate (6) extends to the outside of the mounting groove (8), install spliced pole (5) that can reciprocate on lifter plate (6), the bottom of spliced pole (5) is fixed with clamp plate (3) through the elastic component, clamp plate (3) are located place board (2) directly over, install the locking mechanical system who is used for locking pivot (10) on one side outer wall of backup pad (15).

2. The jig for processing and correcting the electronic lead frame according to claim 1, wherein sliding grooves (21) are formed in inner walls of two sides of the mounting groove (8), first springs (20) are fixed to inner walls of bottoms of the two sliding grooves (21), sliding blocks (22) are fixed to outer walls of two sides of the lifting plate (6), one ends of the two sliding blocks (22) extend into the two sliding grooves (21) respectively and are connected with the two sliding grooves (21) in a sliding manner, and tops of the two first springs (20) are fixedly connected with bottom surfaces of the two sliding blocks (22) respectively.

3. The jig for processing and correcting the electronic lead frame according to claim 1, wherein the elastic member comprises a fixed cylinder (12) fixed at the bottom of the connecting column (5) and a buffer column (4) movably sleeved inside the fixed cylinder (12), the bottom of the buffer column (4) is fixedly connected with the top of the pressing plate (3), and the top of the buffer column (4) is fixedly connected with the fixed cylinder (12) through a second spring.

4. The jig for processing and correcting the electronic lead frame is characterized in that the locking mechanism comprises a fixed block (19) fixed on the outer wall of the supporting plate (15), a buffer hole (18) formed at the bottom of the fixed block (19), a positioning column (16) installed in the buffer hole (18) and two positioning holes (17) formed outside the rotating shaft (10), the fixed block (19) is located at one side of the rotating shaft (10), one end of the positioning column (16) extends to the inside of the positioning hole (17), the locking mechanism further comprises a third spring fixed at the top of the buffer hole (18), and the other end of the third spring is fixedly connected with one end, located in the buffer hole (18), of the positioning column (16).

5. The processing and correcting jig for the electronic lead frame is characterized in that a locking bolt (11) is connected to the outer wall of one side of the lifting plate (6) in a threaded manner, and one end of the locking bolt (11) abuts against the outer wall of the connecting column (5).

6. The jig for processing and correcting electronic lead frames according to claim 1, wherein the cam (9) is of a drop-shaped structure.

7. The processing and correcting jig for the electronic lead frame is characterized in that a cutting groove (14) is formed in the top of the base (1), and the cutting groove (14) is located on one side, provided with the cutter (13), of the placing plate (2) and matched with the cutter (13).