CN214768015U

CN214768015U - Automatic cut-off bending machine

Info

Publication number: CN214768015U
Application number: CN202121476218.6U
Authority: CN
Inventors: 何建国
Original assignee: Shaoxing Yaoping Electronics Co ltd
Current assignee: Shaoxing Yaoping Electronics Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-11-19
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses an automatic cut-off bender, including the main part, main part upper portion is equipped with the conveying platform along length direction, and the conveying platform includes feed inlet and conveying groove, feed inlet and conveying groove intercommunication, and conveying bench side is equipped with conveyer and cutting device respectively, and conveyer can follow conveying platform length direction and remove and be close to or keep away from cutting device, and one side that the conveying platform is close to cutting device is equipped with bending device. The utility model discloses a set up conveyer, cutting device and bending device on an equipment and realize the production of special-shaped lead frame, improved production efficiency greatly, reduced manufacturing cost, simple structure is reasonable, and the practicality is good.

Description

Automatic cut-off bending machine

Technical Field

The utility model belongs to the technical field of the lead frame processing technique and specifically relates to an automatic cut-off bender is related to.

Background

The lead frame is used as a chip carrier of an integrated circuit, is a key structural member for realizing the electrical connection between a leading-out end of an internal circuit of a chip and an external lead by means of bonding materials (gold wires, aluminum wires and copper wires) to form an electrical circuit, plays a role of a bridge connected with an external lead, needs to use the lead frame in most semiconductor integrated blocks and is an important basic material in the electronic information industry;

the shape of lead frame is various, has plane, dysmorphism (type of buckling) etc. and special-shaped lead frame need cut, the punching press forms through the copper strips, and the production of current special-shaped lead frame is mostly that the copper strips cuts earlier and then puts into the bender through the manual work and carry out punching press, buckle, and this kind of mode production efficiency is not high, consequently urgently needs to improve this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide an automatic cut-off bender, through set up conveyer, cutting device and bending device on an equipment and realize the production of special-shaped lead frame, improved production efficiency greatly, reduced manufacturing cost, simple structure is reasonable, and the practicality is good.

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

an automatic cutting and bending machine comprises a main body, wherein a conveying table is arranged on the upper portion of the main body along the length direction, the conveying table comprises a feed inlet and a conveying groove, the feed inlet is communicated with the conveying groove, a conveying device and a cutting device are respectively arranged above the conveying table, the conveying device can move along the length direction of the conveying table to be close to or far away from the cutting device, and a bending device is arranged on one side, close to the cutting device, of the conveying table;

conveyer is including the first supporting station that is located conveying bench side, first supporting station top is equipped with the fourth support frame, fourth support frame top is equipped with first cylinder, the telescopic link of first cylinder runs through fourth support frame upper portion lower surface and wears out the end and be connected with the sucking disc, can lead to gas in the sucking disc, the sucking disc just can be close to or keep away from the conveying groove upper surface to the conveying groove upper surface.

The main part upper portion upwards extends and is equipped with two first support frames, first support frame is close to the ascending both ends of conveying platform length direction respectively, first support frame upper portion is located directly over the conveying platform, two first support frame is connected through two connecting rods that are parallel to each other, two the connecting rod all is located the fourth support frame inboard, the connecting rod side is close to fourth support frame department and is equipped with first guide way, fourth support frame inboard is equipped with the direction muscle, the direction muscle inserts in the first guide way and can follow first guide way and remove.

First supporting station lower part downwardly extending is equipped with the stopper that is located conveying table both sides, the stopper outside is fixed with the motor, the drive shaft of motor runs through the stopper and wears out the end and be equipped with and rotate the wheel, conveying table both sides surface is equipped with the second guide way, it just can follow the second guide way roll to rotate the wheel and be located the second guide way.

The upper part of the main body is provided with a stopper at two ends close to the length direction of the conveying table, the conveying device is moved, and the motor is abutted to or separated from the stopper.

The upper portion of the main body extends upwards to be provided with a second supporting frame, the cutting device comprises a second cylinder installed on the second supporting frame, a telescopic rod of the second cylinder penetrates through the lower surface of the upper portion of the second supporting frame, the penetrating end of the telescopic rod is connected with a cutting knife, the lower surface of the conveying groove is provided with a tool withdrawal groove, and the cutting knife can be inserted into or separated from the tool withdrawal groove.

The utility model discloses a bending device, including main part upper portion, bending device, upper module, lower module, the third support frame lower surface is connected on second brace table upper portion, second brace table lower part is equipped with vertical decurrent third cylinder, be connected with first push pedal on the telescopic link of third cylinder, upper module upper portion upwards extends and is equipped with a plurality of guiding axles, the guiding axle runs through first push pedal upper surface and wears out the part and pass through the nut and connect, the guiding axle side is fixed with the spring, the spring both ends butt respectively and connect upper module and first push pedal, the lower module is fixed on main part, but upper module butt or keep away from lower module.

The lower portion of the upper module extends downwards to be provided with a plurality of positioning shafts, the upper portion of the lower module is provided with positioning holes corresponding to the positioning shafts, and the positioning shafts can be inserted into the positioning holes.

Conveying tank bottom is equipped with the direction breach, direction breach one side intercommunication conveying platform surface, conveying platform side is equipped with the fourth cylinder, be connected with the second push pedal on the telescopic link of fourth cylinder, the second push pedal is located the direction breach and can follows the removal of direction breach, second push pedal lower part is less than the conveying tank bottom.

The upper part of the fourth support frame is provided with a movable support block, the upper surface of the fourth support frame is provided with a guide hole, and the telescopic rod of the first cylinder is positioned in the guide hole.

The utility model has the advantages that: the copper strip rolls up and gets into the conveyer trough in the feed inlet in, conveys the copper strips through conveyer and cuts off on the cutting device, and the copper conveying after cutting off gets into and carries out the punching press in the bending device, buckles and form the lead frame, through the above-mentioned design for just can realize the production of special-shaped lead frame on an equipment, improved production efficiency greatly, reduced manufacturing cost, simple structure is reasonable, and the practicality is good.

Drawings

Fig. 1 is a schematic structural view at a first viewing angle of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic structural view of the present invention at a second viewing angle;

FIG. 4 is an enlarged view of FIG. 3 at B;

fig. 5 is a partial cross-sectional view of the transfer device.

In the figure: the device comprises a main body 1, a first support frame 11, a connecting rod 12, a first guide groove 121, a second support frame 13, a third support frame 14, a limiter 15, a conveying table 2, a feed inlet 21, a conveying groove 22, a second guide groove 23, a guide notch 24, a tool withdrawal groove 25, a conveying device 3, a first support table 31, a limiting block 311, a fourth support frame 32, a guide rib 321, a guide hole 322, a supporting block 33, a first air cylinder 34, a suction cup 35, a motor 36, a rotating wheel 361, a cutting device 4, a second air cylinder 41, a cutting knife 42, a bending device 5, a second support table 51, a third air cylinder 52, an upper mold block 53, a positioning shaft 531, a guide shaft 532, a lower mold block 54, a positioning hole 541, a first push plate 55, a fourth air cylinder 6, a second push plate 61 and a spring 7.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

in the description of the present specification, the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplified description, and do not indicate or imply that the referred device or unit must have a specific direction, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 5, an automatic cutting and bending machine comprises a main body 1, wherein a conveying table 2 is arranged on the upper portion of the main body 1 along the length direction, the conveying table 2 comprises a feed port 21 and a conveying groove 22, the feed port 21 is communicated with the conveying groove 22, a conveying device 3 and a cutting device 4 are respectively arranged above the conveying table 2, the conveying device 3 can move along the length direction of the conveying table 2 to be close to or far from the cutting device 4, and a bending device 5 is arranged on one side of the conveying table 2 close to the cutting device 4; the copper strip rolls up and gets into conveying groove 22 in feed inlet 21 in, conveys the copper strips through conveyer 3 and cuts off on cutting device 4, and the copper conveying after cutting off carries out the punching press in getting into bending device 5, buckles and forms the lead frame, through the above-mentioned design for just can realize the production of special-shaped lead frame on an equipment, improved production efficiency greatly, reduced manufacturing cost, simple structure is reasonable, and the practicality is good.

The conveying device 3 comprises a first supporting table 31 positioned above the conveying table 2, a fourth supporting frame 32 is arranged above the first supporting table 31, a first air cylinder 34 is arranged above the fourth supporting frame 32, an expansion rod of the first air cylinder 34 penetrates through the lower surface of the upper portion of the fourth supporting frame 32, a suction cup 35 is connected with the penetrating end of the expansion rod, air can be introduced into the suction cup 35, the suction cup 35 is opposite to the upper surface of the conveying groove 22 and can be close to or far away from the upper surface of the conveying groove 22, when the copper strip needs to be conveyed, air is introduced into the suction cup 35, the expansion rod of the first air cylinder 34 extends, the suction cup 35 is abutted against the upper surface of the copper strip, the copper strip is fixed on the suction cup 35 through the suction force of the air, the fourth supporting frame 32 is moved to drive the copper strip to be conveyed, the expansion rod of the first air cylinder 34 stops being ventilated and contracts after the copper strip is conveyed, the suction cup 35 is separated from the copper strip, the fourth supporting frame 32 is moved and reset, so that the conveying of the copper strip in one period is completed, through the body of ventilating in sucking disc 35 for the copper strips is fixed more reliably with sucking disc 35, prevents the copper strips landing, influences the conveying effect.

The upper portion of the main body 1 is provided with two first support frames 11 in an upward extending manner, the first support frames 11 are respectively close to two ends of the conveying table 2 in the length direction, the upper portion of each first support frame 11 is positioned right above the conveying table 2, the two first support frames 11 are connected through two parallel connecting rods 12, the two connecting rods 12 are both positioned at the inner side of a fourth support frame 32, the side face of each connecting rod 12 close to the fourth support frame 32 is provided with a first guide groove 121, the inner side of the fourth support frame 32 is provided with a guide rib 321, the guide rib 321 is inserted into the first guide groove 121 and can move along the first guide groove 121, the lower portion of the first support frame 31 extends downward and is provided with limit blocks 311 positioned at two sides of the conveying table 2, a motor 36 is fixed at the outer side of each limit block 311, a driving shaft of the motor 36 penetrates through the limit blocks 311, a penetrating end of the driving shaft is provided with a rotating wheel 361, the outer surfaces at two sides of the conveying table 2 are provided with second guide grooves 23, rotate the wheel 361 and be located second guide way 23 and can follow second guide way 23 and roll, thereby motor 36 drives and rotates wheel 361 and rotates and make and rotate wheel 361 and roll along second guide way 23 and drive conveyer 3 and remove and carry out the conveying operation, simple structure is reasonable, and the practicality is good, and wherein, cooperation through direction muscle 321 and first guide way 121, the cooperation of rotating wheel 361 and second guide way 23 for conveyer 3 removes more smoothly (in the utility model, second guide way 23 bottom is equipped with a plurality of dentations, rotates wheel 361 annular side also be equipped with second guide way 23 complex tooth).

Preferably, stoppers 15 are provided at both ends of the upper portion of the main body 1 in the longitudinal direction of the transfer table 2, and the motor 36 abuts on or separates from the stoppers 15 when the transfer device 3 is moved. Conveyer 3 conveys back and forth between two stopper 15 through setting up stopper 15 for the displacement of conveyer 3 conveying is more accurate, has improved the precision of lead frame, and simple structure is reasonable, and the practicality is good.

The upper portion of the main body 1 extends upwards to be provided with a second supporting frame 13, the cutting device 4 comprises a second cylinder 41 installed on the second supporting frame 13, an expansion link of the second cylinder 41 penetrates through the lower surface of the upper portion of the second supporting frame 13 and the penetrating end of the expansion link is connected with a cutting knife 42, the lower surface of the conveying groove 22 is provided with a tool withdrawal groove 25, the cutting knife 42 can be inserted into or separated from the tool withdrawal groove 25, and when the copper strip is conveyed to the cutting device 4, the second cylinder 41 works to drive the cutting knife 42 to move downwards to cut off the copper strip to form copper.

The upper portion of the main body 1 extends upwards to form a third supporting frame 14, the bending device 5 comprises a second supporting table 51, an upper module 53 and a lower module 54, the upper portion of the second supporting table 51 is connected with the lower surface of the third supporting frame 14, a third cylinder 52 which faces downwards vertically is arranged at the lower portion of the second supporting table 51, a first push plate 55 is connected onto a telescopic rod of the third cylinder 52, a plurality of guide shafts 532 extend upwards from the upper portion of the upper module 53, the guide shafts 532 penetrate through the upper surface of the first push plate 55 and are connected through nuts, a spring 7 is fixed on the side face of each guide shaft 532, two ends of the spring 7 are respectively abutted to the upper module 53 and the first push plate 55, the lower module 54 is fixed on the upper portion of the main body 1, the upper module 53 can be abutted to or far away from the lower module 54, when copper is conveyed to the upper portion of the lower module 54, the third cylinder 52 works to drive the upper module 53 to move downwards, when the upper module 53 abuts against the lower module 54, the telescopic rod of the third cylinder 52 continues to extend, so that the spring 7 is compressed, and copper stamping and bending are completed, so that a special-shaped lead frame is formed, the structure is simple and reasonable, and the practicability is good.

Preferably, a plurality of positioning shafts 531 extend downwards from the lower portion of the upper module 53, positioning holes 541 corresponding to the positioning shafts 531 are formed in the upper portion of the lower module 54, and the positioning shafts 531 can be inserted into the positioning holes 541, so that copper stamping and bending are more accurate.

Conveying groove 22 bottom is equipped with

direction breach

24, 24 one side intercommunication conveying table 2 surfaces of direction breach, 2 sides of conveying table are equipped with fourth cylinder 6, be connected with second push pedal 61 on fourth cylinder 6's the telescopic link, second push pedal 61 is located direction breach 24 and can follow direction breach 24 and remove, second push pedal 61 lower part is less than conveying groove 22 bottom, through the aforesaid design, can satisfy the conveying of the copper strips of different width sizes, can lead to spacingly to copper strips width direction through the removal of second push pedal 61, and simple structure is reasonable, and the practicality is good.

Preferably, a movable supporting block 33 is arranged at the upper part of the fourth supporting frame 32, a guiding hole 322 is arranged on the upper surface of the fourth supporting frame 32, the telescopic rod of the first air cylinder 34 is positioned in the guiding hole 322, and the suction cup 35 can move along the width direction of the conveying table 2 to adjust the position; the second cylinder 41 can move along the width direction of the conveying table 2 through the second support frame 13 to adjust the position; the third air cylinder 52 can move and adjust the position along the width direction of the conveying table 2 through the third supporting frame 14; the lower module 54 can move on the upper surface of the main body 1 to adjust the position, and the design can meet the requirement of conveying copper strips with different widths, and the lower module has a simple and reasonable structure and good practicability.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides an automatic cutout bender which characterized in that: the cutting device comprises a main body (1), wherein a conveying table (2) is arranged on the upper portion of the main body (1) along the length direction, the conveying table (2) comprises a feeding hole (21) and a conveying groove (22), the feeding hole (21) is communicated with the conveying groove (22), a conveying device (3) and a cutting device (4) are respectively arranged above the conveying table (2), the conveying device (3) can move along the length direction of the conveying table (2) to be close to or far away from the cutting device (4), and a bending device (5) is arranged on one side, close to the cutting device (4), of the conveying table (2);

conveyer (3) is including first supporting station (31) that is located conveying platform (2) top, first supporting station (31) top is equipped with fourth support frame (32), fourth support frame (32) top is equipped with first cylinder (34), the telescopic link of first cylinder (34) runs through fourth support frame (32) upper portion lower surface and wears out the end and is connected with sucking disc (35), can lead to gas in sucking disc (35), sucking disc (35) just can be close to or keep away from conveying groove (22) upper surface to conveying groove (22) upper surface.

2. An automatic cutout bending machine as claimed in claim 1, characterized in that: main part (1) upper portion upwards extends and is equipped with two first support frames (11), first support frame (11) are close to conveying platform (2) ascending both ends of length direction respectively, first support frame (11) upper portion is located conveying platform (2) directly over, two first support frame (11) are connected, two through two connecting rods (12) that are parallel to each other connecting rod (12) all are located fourth support frame (32) are inboard, connecting rod (12) side is close to fourth support frame (32) department and is equipped with first guide way (121), fourth support frame (32) inboard is equipped with direction muscle (321), direction muscle (321) insert in first guide way (121) and can follow first guide way (121) and remove.

3. An automatic cutout bending machine as claimed in claim 1, characterized in that: first supporting bench (31) lower part downwardly extending is equipped with stopper (311) that are located conveying platform (2) both sides, stopper (311) outside is fixed with motor (36), the drive shaft of motor (36) runs through stopper (311) and wears out the end and is equipped with and rotates wheel (361), conveying platform (2) both sides surface is equipped with second guide way (23), it just can follow second guide way (23) and roll to rotate wheel (361) and be located second guide way (23).

4. An automatic cutout bending machine as claimed in claim 3, characterized in that: the two ends of the upper part of the main body (1) close to the length direction of the conveying table (2) are provided with limit devices (15), the conveying device (3) is moved, and the motor (36) is abutted to or separated from the limit devices (15).

5. An automatic cutout bending machine as claimed in claim 1, characterized in that: the upper portion of the main body (1) extends upwards to be provided with a second supporting frame (13), the cutting device (4) comprises a second air cylinder (41) installed on the second supporting frame (13), a telescopic rod of the second air cylinder (41) penetrates through the lower surface of the upper portion of the second supporting frame (13) and the penetrating end of the telescopic rod is connected with a cutting knife (42), the lower surface of the conveying groove (22) is provided with a tool withdrawal groove (25), and the cutting knife (42) can be inserted into or separated from the tool withdrawal groove (25).

6. An automatic cutout bending machine as claimed in claim 1, characterized in that: the upper portion of the main body (1) extends upwards to form a third supporting frame (14), the bending device (5) comprises a second supporting table (51), an upper die block (53) and a lower die block (54), the upper portion of the second supporting table (51) is connected with the lower surface of the third supporting frame (14), a vertical downward third air cylinder (52) is arranged on the lower portion of the second supporting table (51), a first push plate (55) is connected onto an expansion rod of the third air cylinder (52), a plurality of guide shafts (532) extend upwards from the upper portion of the upper die block (53), the guide shafts (532) penetrate through the upper surface of the first push plate (55) and penetrate out of the upper surface of the first push plate to be connected through nuts, a spring (7) is fixed on the side face of each guide shaft (532), the two ends of the spring (7) are respectively abutted to the upper die block (53) and the first push plate (55), the lower die block (54) is fixed on the upper portion of the main body (1), the upper module (53) may abut or be remote from the lower module (54).

7. An automatic cutout bending machine as claimed in claim 6, characterized in that: the lower portion of the upper module (53) extends downwards to be provided with a plurality of positioning shafts (531), the upper portion of the lower module (54) is provided with positioning holes (541) corresponding to the positioning shafts (531), and the positioning shafts (531) can be inserted into the positioning holes (541).

8. An automatic cutout bending machine as claimed in claim 1, characterized in that: conveying groove (22) bottom is equipped with direction breach (24), direction breach (24) one side intercommunication conveying platform (2) surface, conveying platform (2) side is equipped with fourth cylinder (6), be connected with second push pedal (61) on the telescopic link of fourth cylinder (6), second push pedal (61) are located direction breach (24) and can follow direction breach (24) and remove, second push pedal (61) lower part is less than conveying groove (22) bottom.

9. An automatic cutout bending machine as claimed in claim 1, characterized in that: the upper part of the fourth supporting frame (32) is provided with a movable supporting block (33), the upper surface of the fourth supporting frame (32) is provided with a guide hole (322), and the telescopic rod of the first air cylinder (34) is positioned in the guide hole (322).