CN219357617U - Cutting-off forming die - Google Patents

Abstract

The utility model belongs to the field of lead frame processing, in particular to a cutting forming die, which aims at solving the problems that when the traditional cutting forming die is used for processing a lead frame, cutting intervals are difficult to flexibly adjust, and meanwhile, the switching efficiency of a forming punch is low. When the cutting forming die disclosed by the utility model is used for processing the lead frame, the cutting interval can be flexibly adjusted according to the processing requirement, and meanwhile, the switching efficiency of the forming punch is higher.

Description

Cutting-off forming die

Technical Field

The utility model relates to the technical field of lead frame processing, in particular to a cutting forming die.

Background

When the chip tantalum capacitor is assembled, the coiled lead frame is firstly unreeled and then cut and molded, and then the tantalum capacitor cores cut off from the process strip are welded together, so that a strip-shaped product strip is formed for subsequent working procedures;

in the prior art, the consistency between each product of the formed lead frame is poor, the quality of the product is difficult to control, and the lead frame cannot be produced in a large scale, aiming at the problems, the application number 201621091354.2 of the lead frame is that the lead frame cutting forming die comprises a die frame, the die frame is provided with a forming die, the forming die is connected with a die driving device, the forming die is internally provided with a cutting device, one side of the forming die is provided with a poking needle driving device, the poking needle driving device is provided with a poking needle, the other side of the forming die is provided with a lead frame transferring guide rail, the lead frame transferring guide rail is provided with a pedometer mounting seat, and the pedometer mounting seat is connected with a pedometer;

however, when the lead frame is processed by the existing cutting forming die, the cutting interval is difficult to flexibly adjust, and meanwhile, the switching efficiency of the forming punch is low.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a cutting forming die.

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

the utility model provides a cut off forming die, includes die block, quiet mould, jack-up mould, movable mould, change board, shaping head, change subassembly and cuts off the subassembly, quiet mould fixed mounting is on the die block, the jack-up mould sets up the top at the die block, equal slidable mounting has the sliding seat in two spread grooves in the jack-up mould's bottom, change the inslot is installed to the change board, the shaping head rotates the bottom of installing at the change board, change the subassembly setting on changing the board, the shaping head is connected with the change subassembly, it sets up on the movable mould to cut off the subassembly, it includes two sliding seats, two buffer seats, two cutting off blade, two lead screws four, two connecting gear and drive gear to cut off the subassembly, two spread grooves have been seted up to the bottom of movable mould, two equal slidable mounting has the sliding seat in the two sliding seat's bottom has all been seted up the movable groove, two equal slidable mounting has the buffer seat in the two movable groove the bottom of buffer seat is all fixed mounting has cutting off the blade.

Specifically, two equal fixed mounting in top of buffer seat has the spring, spring fixed mounting is on the inner wall of removal groove, two screw hole has all been seted up to one side of sliding seat, has seted up same fixed orifices on the inner wall of two spread grooves, two lead screws four are rotationally installed in the fixed orifices, lead screw four threaded connection is in the screw hole that corresponds, and the equal fixed mounting of one end of two lead screws four has connecting gear, two connecting gear meshes mutually, the other end fixed mounting of lead screw four has driving handle.

Specifically, change the subassembly and include two gag levers, roating seat, bevel gear one, two bevel gears two and two lead screw three, set up two recesses on the change board, equal sliding connection has the gag lever post in two recesses, set up two spacing grooves on the inner wall in change groove, the gag lever post is installed in the spacing inslot that corresponds, and thread groove three has all been seted up to the one end of two gag lever levers.

Specifically, the rotary groove has been seted up to the bottom of change board, the top fixed mounting of shaping head has the roating seat, the roating seat rotates and installs in the rotary groove, fixed mounting has bevel gear one on the roating seat, it is connected with two lead screws three to rotate on the inner wall of rotary groove, lead screw three screw thread is installed in corresponding thread groove three, and the equal fixed mounting of one end of two lead screws three has bevel gear two, bevel gear one simultaneously with two bevel gears two meshing.

Specifically, two curb plates are fixed mounting in the top of die block, and the fixed slot has all been seted up at the top of two curb plates, and the equal fixed mounting in bottom of two lifters has the lift control panel, lift control panel slidable mounting is in the fixed slot that corresponds, and thread groove one has all been seted up to the bottom of two lift control panels, set up the fixed chamber on the die block, rotate on the inner wall of fixed chamber and be connected with two lead screws one, lead screw one threaded connection is in the thread groove one that corresponds.

Specifically, the bottom of two lead screws I all fixed mounting has the rotation gear, sliding connection has the rack in the fixed chamber, and two rotation gears all mesh with the rack, thread groove two has been seted up to the one end of rack, thread groove two internally screw mounting has lead screw two, one side fixed mounting of die block has step motor, step motor's output shaft fixed connection is on lead screw two.

Specifically, all fixedly connected with bearing frame on the both sides inner wall of fixed orifices, four rotations of lead screw are connected on corresponding bearing frame, have seted up the sliding tray on the inner wall of fixed slot, fixedly connected with sliding block on the lift control panel, sliding block slidable mounting is in the sliding tray.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the cutting forming die, the driving handle is rotated to drive the screw rod four to rotate, the screw rod four drives the corresponding sliding seat to move, the using distance between the two cutting blades can be adjusted, different processing requirements can be met when the lead frame is cut off, the forming head can be manually rotated to drive the bevel gear one to rotate, the screw rod three drives the corresponding limiting rod to move, and the forming head can be conveniently replaced.

(2) According to the cutting forming die disclosed by the utility model, the lead frame is placed on the static die, the stepping motor drives the second lead screw to rotate, the second lead screw drives the rack to slide in the fixed cavity, the rack drives the two rotating gears to rotate, the rotating gears drive the corresponding first lead screw to rotate, the first lead screw drives the corresponding lifting control plate to move, the two cutting blades and the forming head can be driven to move downwards, and the lead frame can be cut off and the forming processing can be completed.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be understood that the drawings described below are merely exemplary, and that the structures, proportions, sizes, etc. shown in the present specification are merely illustrative of the contents of the present specification, for the understanding and appreciation of the skilled artisan, and are not meant to limit the limitations upon the practice of the present utility model, so that there is no technical significance to any modification, change in the proportions, or adjustment of the size of the structures.

Fig. 1 is a schematic perspective view of a cutting mold according to the present utility model;

fig. 2 is a schematic diagram of a front view structure of a cutting mold according to the present utility model;

FIG. 3 is an enlarged view of FIG. 2 at A;

fig. 4 is an enlarged view at B in fig. 2.

In the figure: 1. a bottom die; 2. static mold; 3. a side plate; 4. a lifting control board; 5. a first screw rod; 6. rotating the gear; 7. a rack; 8. a second screw rod; 9. a stepping motor; 10. a top mold; 11. a movable mold; 12. replacing the plate; 13. a forming head; 14. a rotating seat; 15. bevel gears I; 16. bevel gears II; 17. a screw rod III; 18. a limit rod; 19. a sliding seat; 20. a buffer seat; 21. a cutting blade; 22. a spring; 23. a screw rod IV; 24. a connecting gear; 25. a driving handle.

Detailed Description

Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should 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", "axial", "circumferential", "radial", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby a feature defining "first," "second," or the like, may explicitly or implicitly include one or more such features, and in the description of the present utility model, a "plurality" means two or more, unless otherwise specifically limited.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Referring to fig. 1-4, a cutting forming die comprises a bottom die 1, a static die 2, a top die 10, a movable die 11, a replacement plate 12 and a forming head 13, wherein the static die 2 is fixedly installed on the bottom die 1, the top die 10 is arranged at the top of the bottom die 1, the movable die 11 is fixedly installed at the bottom of the top die 10, the bottom of the movable die 11 is provided with a replacement groove, the replacement plate 12 is installed in the replacement groove, the forming head 13 is rotatably installed at the bottom of the replacement plate 12, the bottom of the movable die 11 is provided with two connecting grooves, sliding seats 19 are slidably installed in the two connecting grooves, moving grooves are formed in the bottoms of the two sliding seats 19, buffer seats 20 are slidably installed in the two moving grooves, cutting blades 21 are fixedly installed at the bottoms of the two buffer seats 20, springs 22 are fixedly installed at the tops of the two buffer seats 20, the spring 22 is fixedly arranged on the inner wall of the moving groove, one side of each sliding seat 19 is provided with a threaded hole, the inner walls of the two connecting grooves are provided with the same fixed hole, two screw rods four 23 are rotatably arranged in the fixed holes, the screw rods four 23 are in threaded connection with the corresponding threaded holes, one ends of the two screw rods four 23 are fixedly provided with connecting gears 24, the two connecting gears 24 are meshed, the other ends of the screw rods four 23 are fixedly provided with driving handles 25, the replacing plate 12 is provided with two grooves, the two grooves are respectively and slidably connected with a limiting rod 18, the inner wall of each replacing groove is provided with two limiting grooves, the limiting rods 18 are arranged in the corresponding limiting grooves, one ends of the two limiting rods 18 are respectively provided with a threaded groove three, the bottom of the replacing plate 12 is provided with a rotating groove, the top of the forming head 13 is fixedly provided with a rotating seat 14, the rotary seat 14 is rotatably arranged in the rotary groove, the first bevel gear 15 is fixedly arranged on the rotary seat 14, the two third screw rods 17 are rotatably connected to the inner wall of the rotary groove, the third screw rods 17 are arranged in the corresponding third screw grooves in a threaded mode, the second bevel gear 16 is fixedly arranged at one end of each of the three screw rods 17, and the first bevel gear 15 is meshed with the second bevel gear 16.

In this embodiment, two curb plates 3 are fixed mounting at the top of die block 1, and the fixed slot has all been seted up at the top of two curb plates 3, and the equal fixed mounting of bottom of two cope match-plates 10 has lift control panel 4, lift control panel 4 slidable mounting is in corresponding fixed slot, and thread groove one has all been seted up to the bottom of two lift control panels 4, set up the fixed chamber on die block 1, rotate on the inner wall of fixed chamber and be connected with two lead screw one 5, lead screw one 5 threaded connection is in corresponding thread groove one, and the equal fixed mounting in bottom of two lead screw one 5 has rotation gear 6, sliding connection has rack 7 in the fixed chamber, and two rotation gear 6 all meshes with rack 7, thread groove two has been seted up to rack 7's one end, thread groove two internal thread installs lead screw two 8, one side fixed mounting of die block 1 has step motor 9, step motor 9's output shaft fixed connection is on lead screw two 8.

In the embodiment, bearing seats are fixedly connected to the inner walls of the two sides of the fixing hole, and the four screw rods 23 are rotatably connected to the corresponding bearing seats.

In this embodiment, a sliding groove is formed in the inner wall of the fixed groove, and a sliding block is fixedly connected to the lifting control board 4 and is slidably mounted in the sliding groove.

In this embodiment, the driving handle 25 is rotated and drives the screw rod four 23 to rotate, the screw rod four 23 drives the connecting gear 24 at one end to rotate, the connecting gear 24 controls the other connecting gear 24 and the screw rod four 23 to rotate, the screw rod four 23 drives the corresponding sliding seat 19 to move, the sliding seat 19 drives the corresponding cutting blade 21 to move, the using interval of the two cutting blades 21 can be adjusted, different processing requirements can be met when the lead frame is cut off, the forming head 13 is manually rotated and can drive the first 15 to rotate, the bevel gear 15 drives the second 16 to rotate, the bevel gear 16 drives the corresponding screw rod three 17 to rotate, the screw rod three 17 drives the corresponding limiting rod 18 to move, the limiting rod 18 slides out of the limiting groove and can be taken out of the replacing groove to conveniently replace the forming head 13, the lead frame is placed on the static die 2, the stepping motor 9 drives the second 8 to rotate, the second 8 drives the rack 7 to slide in the fixed cavity, the first rotary gear 6 drives the corresponding screw rod 5 to rotate, the first 5 drives the corresponding lifting control plate 4 to move, and the second rotary gear 6 drives the cutting blade 21 to move downwards, and the forming head 13 can complete forming and the forming.

Compared with the prior art, the utility model has the technical advantages that: when the cutting forming die disclosed by the utility model is used for processing the lead frame, the cutting interval can be flexibly adjusted according to the processing requirement, and meanwhile, the switching efficiency of the forming punch is higher.

Claims (8)

1. The utility model provides a cutting off forming die, its characterized in that includes die block (1), quiet mould (2), cope match-up die (10), movable mould (11), change board (12), forming head (13), change subassembly and cutting off the subassembly, quiet mould (2) fixed mounting is on die block (1), cope match-up die (10) set up the top at die block (1), movable mould (11) fixed mounting is in the bottom of cope match-up die (10), change the groove has been seted up to the bottom of movable mould (11), change board (12) are installed in changing the groove, forming head (13) rotate and install the bottom at change board (12), change the subassembly setting is on changing board (12), forming head (13) are connected with change subassembly, cutting off the subassembly and setting up on movable mould (11), cutting off the subassembly and including two sliding seat (19), two buffer seat (20), two cutting off blade (21), two lead screw four (23), two connecting gear (24) and drive gear, the bottom (11) are equipped with two and are connected the two and are seted up in the sliding seat (19), two sliding seat (19) are all connected to be seted up in the bottom of change board (12), the bottoms of the two buffer seats (20) are fixedly provided with cutting blades (21).

2. The cutting and forming die according to claim 1, wherein the top of each buffer seat (20) is fixedly provided with a spring (22), each spring (22) is fixedly arranged on the inner wall of each moving groove, one side of each sliding seat (19) is provided with a threaded hole, the inner walls of each connecting groove are provided with the same fixed hole, each fixed hole is rotatably provided with two screw rods (23), each screw rod (23) is in threaded connection with the corresponding threaded hole, one end of each screw rod (23) is fixedly provided with a connecting gear (24), each connecting gear (24) is meshed, and the other end of each screw rod (23) is fixedly provided with a driving handle (25).

3. The cutting and forming die according to claim 1, wherein the replacing assembly comprises two limiting rods (18), a rotating seat (14), a first bevel gear (15), a second bevel gear (16) and a third screw rod (17), two grooves are formed in the replacing plate (12), the limiting rods (18) are slidably connected in the two grooves, two limiting grooves are formed in the inner wall of each replacing groove, the limiting rods (18) are installed in the corresponding limiting grooves, and third screw grooves are formed in one ends of the two limiting rods (18).

4. A cutting-off forming die according to claim 3, characterized in that a rotary groove is formed in the bottom of the replacing plate (12), a rotary seat (14) is fixedly installed at the top of the forming head (13), the rotary seat (14) is rotatably installed in the rotary groove, a bevel gear I (15) is fixedly installed on the rotary seat (14), two screw rods III (17) are rotatably connected to the inner wall of the rotary groove, the screw rods III (17) are threadedly installed in the corresponding screw grooves III, bevel gears II (16) are fixedly installed at one ends of the two screw rods III (17), and the bevel gears I (15) are meshed with the two bevel gears II (16) simultaneously.

5. The cutting-off forming die according to claim 1, wherein the top of the bottom die (1) is fixedly provided with two side plates (3), the tops of the two side plates (3) are respectively provided with a fixed groove, the bottoms of the two top dies (10) are respectively fixedly provided with a lifting control plate (4), the lifting control plates (4) are slidably arranged in the corresponding fixed grooves, the bottoms of the two lifting control plates (4) are respectively provided with a first threaded groove, the bottom die (1) is provided with a fixed cavity, the inner wall of the fixed cavity is rotationally connected with two first screw rods (5), and the first screw rods (5) are in threaded connection with the corresponding first threaded grooves.

6. The cutting and forming die according to claim 5, wherein the bottom ends of the first screw rods (5) are fixedly provided with rotating gears (6), racks (7) are slidably connected in the fixing cavity, the two rotating gears (6) are meshed with the racks (7), a second thread groove is formed in one end of each rack (7), the second screw rods (8) are internally and spirally arranged in the second thread groove, one side of the bottom die (1) is fixedly provided with a stepping motor (9), and an output shaft of the stepping motor (9) is fixedly connected to the second screw rods (8).

7. The cutting and forming die according to claim 2, wherein bearing seats are fixedly connected to inner walls of two sides of the fixing hole, and the screw rod IV (23) is rotatably connected to the corresponding bearing seat.

8. The cutting and forming die according to claim 5, wherein a sliding groove is formed in the inner wall of the fixed groove, a sliding block is fixedly connected to the lifting control plate (4), and the sliding block is slidably mounted in the sliding groove.