CN218168437U - Automatic carry sheet material mould - Google Patents

Abstract

The utility model discloses an automatic sheet conveying die, which relates to the technical field of blanking dies and comprises a lower die, wherein the front side of the lower die is provided with a material conveying assembly, the material conveying assembly comprises a mounting plate and an auxiliary assembly, the mounting plate is arranged on the front side of the lower die in a sliding manner, two sides of the top end of the mounting plate are both fixedly provided with baffles, and two transmission rods are rotatably connected between the two baffles through bearings; the utility model discloses a servo motor drives one of them transfer line and rotates, and this transfer line drives another gear rotation through the gear rather than fixed connection, and then has driven another transfer line and has rotated, and the rotation opposite direction of two transfer lines, two transfer lines drive two conveying rollers and rotate, place the sheet material at two antiskid covers, and two conveying rollers are through two antiskid cover transport sheet materials, realize automatic transport sheet material, and it is very convenient.

Description

Automatic carry sheet material mould

Technical Field

The utility model relates to a blanking mould, in particular to automatic carry sheet material mould belongs to blanking mould technical field.

Background

The blanking die is a punching die capable of punching a product or a blank on a plate material. In order to complete certain procedures, after a workpiece is clamped once, each position occupied by the workpiece and a movable part of a clamp or equipment together relative to a fixed part of a cutter or the equipment is a station, namely, a plurality of main moulds and a plurality of machine stations of dies are multi-stations;

the blanking die disclosed by the application number of CN201720152421.5 is an increasingly mature technology and comprises a lower die holder, a blanking male die, an upper die holder, a blanking female die, a pressure plate and a guide mechanism, wherein the blanking male die is installed on the lower die holder, the blanking female die is installed on the upper die holder, the guide mechanism comprises a first guide pillar for guiding between the upper die holder and the lower die holder and a guide assembly for guiding between the pressure plate and the upper die holder, the blanking die further comprises a first material supporting mechanism and a second material supporting mechanism which are arranged on the lower die holder, and the first material supporting mechanism and the second material supporting mechanism are connected with the lower die holder through elastic elements. The blanking die provided by the utility model has the advantages that by additionally arranging the first material supporting mechanism and the second material supporting mechanism which can move up and down, square materials are supported before blanking, so that the problems of unstable and sliding square material placing parts or poor blanking quality caused by suspension of the square materials in the existing blanking die are avoided; after the blanking is finished, the waste is supported, so that the waste can be conveniently taken out and slid out, but the device has the following defects in practical use.

1) The sheet materials can be placed manually through the feeding frame, the sheet materials cannot be conveyed automatically, and the feeding frame is not convenient enough and cannot meet the requirements of modern production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic carry sheet material mould to the current that proposes in solving above-mentioned background art can only place the sheet material through last work or material rest is manual, can not carry the sheet material automatically, convenient problem inadequately.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic carry sheet material mould, includes the bed die, the front of bed die is equipped with defeated material subassembly, defeated material subassembly includes mounting panel and auxiliary assembly, the mounting panel slides and sets up the front at the bed die, the both sides on mounting panel top are all fixed and are equipped with the baffle, two be connected with two transfer lines, two through the bearing rotation between the baffle one side of one of them baffle is all passed to the one end of transfer line, two the one end of transfer line is all fixed and is equipped with the gear, two the equal fixed conveying roller that is equipped with in surface of transfer line, two the equal fixed antiskid cover that is equipped with in surface of conveying roller, another the fixed servo motor that is equipped with in one side of baffle.

Preferably, the bottom end of one of the gears is meshed with the top end of the other gear, and one end of the servo motor is fixedly connected with the other end of one of the transmission rods.

Preferably, the auxiliary assembly comprises two first springs, the two first springs are fixedly arranged at the bottom end of the mounting plate, an auxiliary plate is fixedly arranged at the bottom end of the two first springs, two sliding holes are formed in the surface of the auxiliary plate, auxiliary rods are slidably connected to the inner walls of the two sliding holes, and the top ends of the two auxiliary rods are fixedly connected with the bottom end of the mounting plate.

Preferably, supporting blocks are fixedly arranged on two sides of the bottom end of the lower die, the top ends of the two supporting blocks are fixedly connected with the bottom end of the auxiliary plate, a through groove, four first mounting grooves and a plurality of guide holes are formed in the top end of the lower die respectively, first cylinders are fixedly arranged on the inner walls of the four first mounting grooves, an upper die is fixedly arranged on the telescopic ends of the four first cylinders, two fixing plates are fixedly arranged on the bottom end of the upper die, cushion pads are fixedly arranged at the bottom ends of the two fixing plates, a second mounting groove is formed in the top end of the upper die, three second cylinders are fixedly arranged on the inner wall of the bottom end of the second mounting groove, transmission plates are fixedly arranged on the telescopic ends of the three second cylinders, a stamping block and a stamping plate are fixedly arranged at the bottom ends of the two transmission plates respectively, and a plurality of stamping rods are fixedly arranged at the bottom end of the other transmission plate.

Preferably, a plurality of the equal sliding connection of inner wall of guiding hole has guide bar, a plurality of the top of guide bar is all fixed and is equipped with guide post, a plurality of annular spout, a plurality of has all been seted up on the surface of guide post the bottom of guide bar all is equipped with connection pad, a plurality of the bottom of connection pad is all fixed and is equipped with second spring, a plurality of the surface of connection pad is all fixed and is equipped with two stoppers.

Preferably, a plurality of guide way, a plurality of have been seted up to the inside of bed die the inside of guide way is linked together with the inside of a plurality of guiding hole respectively, a plurality of the inner wall of guide way respectively with the inner wall sliding connection of a plurality of connection pad, a plurality of two spacing grooves, a plurality of are all seted up to the inner wall of guide way the inner wall of spacing groove respectively with the surface sliding connection of a plurality of stopper, a plurality of the inner wall of guide way bottom respectively with the one end fixed connection of a plurality of second spring.

Preferably, the inner wall that leads to the groove both sides all is fixed and is equipped with three boss, and is per two corresponding the top of boss is all fixed and is equipped with the support, and is three the surface of support all with the inner wall fixed connection who leads to the groove, wherein two the punching press groove has all been seted up on the top of support, one of them a plurality of punching press through-hole has all been seted up to the inner wall of punching press inslot bottom, another a groove has been seted up on the surface of support, it is fixed to be equipped with the baffle to lead to between the inner wall of groove both sides, the front of baffle is fixed and is equipped with first flitch, the fixed second flitch that is equipped with in the back of baffle.

Preferably, a switch panel is fixedly arranged on the front face of one of the support blocks, a first cylinder switch, a second cylinder switch and a servo motor switch are respectively arranged on the surface of the switch panel, and the four first cylinders, the three second cylinders and the servo motor are respectively electrically connected with an external power supply through the first cylinder switches, the second cylinder switches and the servo motor switches.

Compared with the prior art, the utility model provides an automatic carry sheet material mould has following beneficial effect:

1. the servo motor is started through a servo motor switch, the servo motor rotates to drive one transmission rod to rotate, the transmission rod drives the other gear to rotate through a gear fixedly connected with the transmission rod, the other transmission rod is further driven to rotate, the rotating directions of the two transmission rods are opposite, the two transmission rods drive the two conveying rollers to rotate, the plate is placed in the two anti-skidding sleeves, and the two conveying rollers convey the plate through the two anti-skidding sleeves, so that the automatic conveying of the plate is realized, and the convenience is realized;

2. the punching block is used for extruding a plate, so that a rudiment of a workpiece is extruded, the workpiece with a formed outline is punched through the punching rod, a required through hole is extruded, the punched workpiece is extruded through the punching plate, the workpiece is enabled to be separated from the plate and is convenient to collect, the upper die moving downwards extrudes the plate through the fixing plate and the buffer pad until the plate is abutted by the three supports, and the plate is stabilized in the vertical direction through the cooperation of the three supports, the two fixing plates and the buffer motor, so that the subsequent punching blanking is facilitated;

3. the servo motor stops after sending one part of the plate material to the upper part of the nearest bracket until the part is pressed by the stamping block, the part is called as a first part, then the servo motor continues to rotate so as to send the next part of the plate material, the part is called as a second part, then the servo motor stops rotating until the stamping rod finishes stamping the first part and the stamping block finishes stamping the second part, then the servo motor continues rotating and sends the next part of the plate material, a new part is called as a third part, then the servo motor stops rotating until the stamping plate finishes stamping the first part, so that the workpiece is separated from the plate material, until the stamping rod finishes stamping the second part and the stamping block finishes stamping the third part, compared with the prior art, the feeding process and the stamping blanking process can be alternately carried out, and the working efficiency is further improved;

4. when the upper die moving downwards extrudes a plate through the fixing plate and the buffer pad, the plate pushes the mounting plate to move downwards through the conveying roller, the transmission rod and the baffle plate, and the mounting plate moves downwards to be matched with the fixing of the fixing plate and the buffer pad to the plate, so that the plate is stable and stamped and blanked;

5. the surfaces of the corresponding annular sliding grooves are respectively attached to two sides of a sheet material, the two corresponding guide columns support the sheet material through the annular sliding grooves, the sheet material is guided, stable feeding can be achieved through matching with a material conveying assembly, the stamping effect is guaranteed, when the sheet material is pushed by the stamping rod and drops downwards, the sheet material pushes the guide columns to move downwards, the guide columns extrude the second springs through the guide rods and the connecting discs, and the guide columns can limit the sheet material in the horizontal direction through the annular sliding grooves when moving.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;

fig. 3 is a schematic view of the bottom structure of the upper mold of the present invention;

fig. 4 is an enlarged schematic view of the utility model at the position B of fig. 3;

fig. 5 is a schematic structural view of the lower mold of the present invention;

fig. 6 is an enlarged schematic view of fig. 5 at C according to the present invention;

fig. 7 is a schematic sectional view of the lower mold of the present invention;

fig. 8 is an enlarged schematic view of the structure of fig. 7 at D according to the present invention.

In the figure: 1. a lower die; 2. a support block; 3. a through groove; 4. a first mounting groove; 5. a guide hole; 6. a first cylinder; 7. a material conveying component; 701. a baffle plate; 702. a transmission rod; 703. a conveying roller; 704. an anti-slip sleeve; 705. a servo motor; 706. a gear; 707. mounting a plate; 708. an auxiliary component; 7081. a first spring; 7082. an auxiliary plate; 7083. a slide hole; 7084. an auxiliary lever; 8. an upper die; 9. a second mounting groove; 10. a second cylinder; 11. a drive plate; 12. stamping the blocks; 13. stamping the plate; 14. a stamping rod; 15. a guide bar; 16. a guide post; 17. an annular chute; 18. a connecting disc; 19. a second spring; 20. a limiting block; 21. a guide groove; 22. a reinforcing block; 23. a support; 24. punching a groove; 25. punching a through hole; 26. a partition plate; 27. a first discharging plate; 28. a second discharge plate; 29. a switch panel; 30. a workpiece outlet groove; 31. a limiting groove; 32. and (7) fixing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-8, the present invention provides an automatic sheet conveying mold, which includes a lower mold 1, wherein a material conveying assembly 7 is disposed on the front surface of the lower mold 1;

the two sides of the bottom end of the lower die 1 are fixedly provided with the supporting blocks 2, the top ends of the two supporting blocks 2 are fixedly connected with the bottom end of the auxiliary plate 7082, the top end of the lower die 1 is respectively provided with a through groove 3, four first mounting grooves 4 and a plurality of guide holes 5, the inner walls of the four first mounting grooves 4 are respectively fixedly provided with first cylinders 6, the telescopic ends of the four first cylinders 6 are fixedly provided with an upper die 8, the bottom end of the upper die 8 is fixedly provided with two fixing plates 32, the bottom ends of the two fixing plates 32 are respectively fixedly provided with a cushion pad, the top end of the upper die 8 is provided with a second mounting groove 9, the inner wall of the bottom end of the second mounting groove 9 is fixedly provided with three second cylinders 10, the telescopic ends of the three second cylinders 10 are respectively fixedly provided with a transmission plate 11, the bottom ends of the two transmission plates 11 are respectively fixedly provided with a punching block 12 and a punching plate 13, the bottom end of the other transmission plate 11 is fixedly provided with a plurality of punching rods 14, the plates are extruded through the punching block 12, thereby extruding the rudiment of the workpieces are extruded, the punching plates are extruded through the punching block 12, the punching plate 14, the punching support is convenient for facilitating the workpieces to be separated from the punching support to be extruded downwards, the punching support 23, the plate to be conveniently pushed and supported by the punching support, the three punching support 23, and the punching support, the plate 23, the plate is beneficial for being extruded vertically extruded, the plate 23, the plate to be vertically extruded, the plate 23, and the plate to be extruded, and the plate to be stably extruded by the follow-up to be extruded, and the punching support, the plate 23, and the plate extruded by the follow-up;

the inner walls of the guide holes 5 are all connected with guide rods 15 in a sliding mode, guide posts 16 are fixedly arranged at the top ends of the guide rods 15, annular sliding grooves 17 are formed in the surfaces of the guide posts 16, connecting discs 18 are arranged at the bottom ends of the guide rods 15, second springs 19 are fixedly arranged at the bottom ends of the connecting discs 18, two limiting blocks 20 are fixedly arranged on the surfaces of the connecting discs 18, the surfaces of the corresponding annular sliding grooves 17 are respectively attached to two sides of a plate material, the two corresponding guide posts 16 support the plate material through the annular sliding grooves 17 to guide the plate material, stable feeding can be achieved by matching with the material conveying assembly 7, and the stamping effect is guaranteed;

the inner part of the lower die 1 is provided with a plurality of guide grooves 21, the inner parts of the guide grooves 21 are respectively communicated with the inner parts of the guide holes 5, the inner walls of the guide grooves 21 are respectively in sliding connection with the inner walls of the connecting discs 18, the inner walls of the guide grooves 21 are respectively provided with two limiting grooves 31, the inner walls of the limiting grooves 31 are respectively in sliding connection with the surfaces of the limiting blocks 20, the inner walls of the bottom ends of the guide grooves 21 are respectively fixedly connected with one ends of the second springs 19, the guide rods 15 and the guide columns 16 are prevented from rotating through the two limiting blocks 20, the second springs 19 are protected, the second springs 19 can be matched with a stamping blanking link through the second springs 19, specifically, when the plate is pushed by the stamping rods 14 to drop oil downwards, the guide columns 16 push the guide columns 16 to move downwards, the guide columns 16 extrude the second springs 19 through the guide rods 15 and the connecting discs 18, and the guide columns 16 can perform horizontal limiting on the plate through the annular sliding grooves 17 when the plate moves;

the inner walls of two sides of the through groove 3 are fixedly provided with three reinforcing blocks 22, the top ends of every two corresponding reinforcing blocks 22 are fixedly provided with a support 23, the surfaces of the three supports 23 are fixedly connected with the inner wall of the through groove 3, the top ends of the two supports 23 are respectively provided with a stamping groove 24, the inner wall of the bottom end of one stamping groove 24 is provided with a plurality of stamping through holes 25, the surface of the other support 23 is provided with a workpiece outlet groove 30, a partition plate 26 is fixedly arranged between the inner walls of two sides of the through groove 3, the front surface of the partition plate 26 is fixedly provided with a first material outlet plate 27, the back surface of the partition plate 26 is fixedly provided with a second material outlet plate 28, waste materials extruded by the stamping rod 14 pass through the stamping through holes 25 and fall into the surface of the first material outlet plate 27, then slide into a prepared waste material container through the first material outlet plate 27, and separate out a workpiece from the sheet material, pass through the workpiece outlet groove 30 and fall into the surface of the second material outlet plate 28, and finally fall into the prepared workpiece container;

a switch panel 29 is fixedly arranged on the front surface of one of the supporting blocks 2, a first cylinder switch and a second cylinder switch are respectively arranged on the surface of the switch panel 29, and the four first cylinders 6 and the three second cylinders 10 are respectively electrically connected with an external power supply through the first cylinder switches and the second cylinder switches;

referring to fig. 1-8, the utility model provides an automatic carry sheet metal mould still includes defeated material subassembly 7, defeated material subassembly 7 includes mounting panel 707 and auxiliary assembly 708, mounting panel 707 slides and sets up in the front of bed die 1, the both sides at mounting panel 707 top are all fixed and are equipped with baffle 701, rotate through the bearing between two baffles 701 and be connected with two transfer lines 702, one end of two transfer lines 702 all passes one side of one of them baffle 701, the one end of two transfer lines 702 is all fixed and is equipped with gear 706, the surface of two transfer lines 702 is all fixed and is equipped with conveying roller 703, the surface of two conveying rollers 703 is all fixed and is equipped with antiskid cover 704, one side of another baffle 701 is fixed and is equipped with servo motor 705;

the bottom end of one gear 706 is meshed with the top end of the other gear 706, and one end of a servo motor 705 is fixedly connected with the other end of one transmission rod 702;

a servo motor switch is arranged on the surface of the switch panel 29, and the servo motor 705 is electrically connected with an external power supply through the servo motor switch;

specifically, as shown in fig. 1, 2 and 5, a servo motor 705 is started through a servo motor switch, the servo motor 705 rotates to drive one of the transmission rods 702 to rotate, the transmission rod 702 drives the other gear 706 to rotate through a gear 706 fixedly connected with the transmission rod 702, the rotation directions of the two transmission rods 702 are opposite, the two transmission rods 702 drive the two conveying rollers 703 to rotate, the plate is placed on the two anti-slip sleeves 704, the two conveying rollers 703 convey the plate through the two anti-slip sleeves 704, and automatic plate conveying is achieved, which is very convenient, further, the servo motor 705 can rotate periodically, namely, the servo motor 705 stops rotating after a part of the plate is conveyed above the nearest support 23 until the part is pressed by the stamping block 12, the part is called a first part, then the servo motor 705 continues to rotate, so that a next part of the plate is conveyed, the part is called a second part, then the servo motor stops rotating until the stamping rod 14 finishes stamping of the first part and the stamping block 12 finishes stamping of the second part, then continues to rotate, the next part of the plate is called a second part, and the servo motor 705 continues to stop rotating until the stamping rod 14 finishes stamping process, and a third part of the stamping rod is lifted and a stamping process is finished.

Example 2:

the auxiliary assembly 708 comprises two first springs 7081, the two first springs 7081 are fixedly arranged at the bottom end of the mounting plate 707, auxiliary plates 7082 are fixedly arranged at the bottom ends of the two first springs 7081, two sliding holes 7083 are formed in the surface of the auxiliary plates 7082, auxiliary rods 7084 are slidably connected to the inner walls of the two sliding holes 7083, and the top ends of the two auxiliary rods 7084 are fixedly connected with the bottom end of the mounting plate 707;

specifically, as shown in fig. 1 and 5, when the upper die 8 moving downward presses the sheet material through the fixing plate 32 and the buffer pad, the sheet material pushes the mounting plate 707 to move downward through the conveying roller 703, the transmission rod 702 and the baffle 701, the mounting plate 707 moves downward to be capable of matching with the fixing of the fixing plate 32 and the buffer pad to the sheet material, which is beneficial to the stabilization and punching blanking of the sheet material, meanwhile, the mounting plate 707 compresses the first spring 7081 downward, the auxiliary rod 7084 is shortened through the first spring 7081, the auxiliary rod 7084 slides downward along the inner wall of the sliding hole 7083, when the upper die 8 returns to the original position, the first spring 7081 extends to urge the mounting plate 707 to return to the original position, and at this time, the surface of the auxiliary rod 7084 is still in sliding connection with the surface of the sliding hole 7083.

The working principle is as follows: when the mould is used, the utility model relates to an automatic plate conveying mould, at first, the servo motor 705 is started through the servo motor switch, the servo motor 705 rotates to drive one of the transmission rods 702 to rotate, the transmission rod 702 drives the other gear 706 to rotate through the gear 706 fixedly connected with the transmission rod 702, and then drives the other transmission rod 702 to rotate, the rotation directions of the two transmission rods 702 are opposite, the two transmission rods 702 drive the two conveying rollers 703 to rotate, the plate is placed on the two anti-skid sleeves 704, the two conveying rollers 703 convey the plate through the two anti-skid sleeves 704, so as to realize the automatic plate conveying, which is very convenient, furthermore, the servo motor 705 can periodically rotate, namely, the servo motor 705 stops after sending a part of the plate into the position above the nearest support 23 until the part is pressed by the stamping block 12, and the part is called as a first part, then the servo motor 705 continues to rotate, so as to feed the next part of the plate, the part is called as a second part, then the servo motor 705 stops rotating until the stamping rod 14 finishes stamping the first part and the stamping block 12 finishes stamping the second part, then the servo motor 705 continues rotating, the next part of the plate is fed, a new part is called as a third part, then the servo motor 705 stops rotating until the stamping plate 13 finishes stamping the first part, so as to separate the workpiece from the plate, until the stamping rod 14 finishes stamping the second part and the stamping block 12 finishes stamping the third part, compared with the prior art, the continuous stamping and blanking can be realized, so as to further improve the working efficiency, it should be noted that before the plate is stamped and blanked, the servo motor 705 is closed, the telescopic end of the first cylinder 6 is shortened, the first cylinder 6 drives the upper die 8 to move downwards, the upper die 8 moving downwards extrudes the plate through the fixing plate 32 and the buffer pad until the plate is supported by the three supports 23, the plate is stabilized in the vertical direction through the cooperation of the three supports 23, the two fixing plates 32 and the buffer motor, subsequent stamping and blanking are facilitated, then the telescopic end of the second cylinder 10 extends to push the three transmission plates 11 to move downwards for stamping and blanking, then the telescopic end of the second cylinder 10 is shortened to drive the transmission plates 11 and the fixing plates 32 to recover to the original position, when the plate completes one-time stamping and blanking, the next part needs to be conveyed continuously at the moment, therefore, the telescopic end of the first cylinder 6 needs to extend, the upper die 8 needs to recover to avoid the fixing plates 32 and the buffer pad from extruding the plate, then the plate moves upwards, after the second spring 19 and the first spring 7081 recover to the original positions, the servo motor 705 continues to start, and continues to move the plate forwards until the next part of the plate is conveyed to the position above the closest support 23, and the servo motor 705 stops rotating.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an automatic carry sheet material mould, includes bed die (1), its characterized in that, the front of bed die (1) is equipped with defeated material subassembly (7), defeated material subassembly (7) are including mounting panel (707) and auxiliary assembly (708), mounting panel (707) slide and set up in the front of bed die (1), the both sides on mounting panel (707) top are all fixed and are equipped with baffle (701), two be connected with two transfer lines (702) through the bearing rotation between baffle (701), two one side of one of them baffle (701) is all passed to the one end of transfer line (702), two the one end of transfer line (702) is all fixed and is equipped with gear (706), two the surface of transfer line (702) is all fixed and is equipped with conveying roller (704), two the surface of conveying roller (703) is all fixed and is equipped with antiskid cover (704), another one side of baffle (701) is fixed and is equipped with servo motor (705).

2. The automatic sheet conveying die of claim 1, wherein: the bottom end of one gear (706) is meshed with the top end of the other gear (706), and one end of the servo motor (705) is fixedly connected with the other end of one transmission rod (702).

3. The automatic sheet conveying die of claim 1, wherein: the auxiliary assembly (708) comprises two first springs (7081), the two first springs (7081) are all fixedly arranged at the bottom end of the mounting plate (707), an auxiliary plate (7082) is fixedly arranged at the bottom end of the two first springs (7081), two sliding holes (7083) are formed in the surface of the auxiliary plate (7082), auxiliary rods (7084) are connected to the inner walls of the two sliding holes (7083) in a sliding mode, and the top ends of the two auxiliary rods (7084) are all fixedly connected with the bottom end of the mounting plate (707).

4. The automatic sheet conveying die of claim 1, wherein: the stamping die is characterized in that supporting blocks (2) are fixedly arranged on two sides of the bottom end of the lower die (1), the top ends of the supporting blocks (2) are fixedly connected with the bottom end of an auxiliary plate (7082), a through groove (3), four first mounting grooves (4) and a plurality of guide holes (5) are formed in the top end of the lower die (1), four first air cylinders (6) and four upper dies (8) are fixedly arranged on the inner wall of the first air cylinders (6) respectively, two fixing plates (32) are fixedly arranged on the bottom end of the upper dies (8), cushion pads are fixedly arranged on the bottom ends of the fixing plates (32), a second mounting groove (9) is formed in the top end of the upper dies (8), three second air cylinders (10) are fixedly arranged on the inner wall of the bottom end of the second mounting groove (9), transmission plates (11) are fixedly arranged on the telescopic ends of the second air cylinders (10), stamping blocks (12) and stamping plates (13) are fixedly arranged on the bottom end of the transmission plates (11), and a plurality of stamping rods (14) are arranged on the bottom end of the transmission plates (11).

5. The automatic sheet conveying die of claim 4, wherein: a plurality of the equal sliding connection of inner wall of guiding hole (5) has guide bar (15), a plurality of the top of guide bar (15) is all fixed and is equipped with guide post (16), a plurality of annular spout (17), a plurality of have all been seted up on the surface of guide post (16) the bottom of guide bar (15) all is equipped with connection pad (18), a plurality of the bottom of connection pad (18) is all fixed and is equipped with second spring (19), a plurality of the surface of connection pad (18) is all fixed and is equipped with two stopper (20).

6. The automatic sheet conveying die of claim 5, wherein: a plurality of guide way (21), a plurality of have been seted up to the inside of bed die (1) the inside of guide way (21) is linked together with the inside of a plurality of guiding hole (5) respectively, a plurality of the inner wall of guide way (21) respectively with the inner wall sliding connection of a plurality of connection pad (18), a plurality of two spacing grooves (31), a plurality of have all been seted up to the inner wall of guide way (21) the inner wall of spacing groove (31) respectively with the surface sliding connection of a plurality of stopper (20), a plurality of the inner wall of guide way (21) bottom respectively with the one end fixed connection of a plurality of second spring (19).

7. The automatic sheet conveying die of claim 4, wherein: the inner wall that leads to groove (3) both sides all fixes and is equipped with three boss (22), and per two are corresponding the top of boss (22) is all fixed and is equipped with support (23), and is three the surface of support (23) all with the inner wall fixed connection who leads to groove (3), wherein two punching press groove (24) have all been seted up on the top of support (23), one of them a plurality of punching press through-hole (25) have all been seted up to the inner wall of punching press groove (24) bottom, another a groove (30) have been seted up on the surface of support (23), it is equipped with baffle (26) to lead to fixing between the inner wall of groove (3) both sides, the front of baffle (26) is fixed and is equipped with first play flitch (27), the back of baffle (26) is fixed and is equipped with second play flitch (28).

8. The automatic sheet conveying die of claim 4, wherein: the front of one of the supporting blocks (2) is fixedly provided with a switch panel (29), the surface of the switch panel (29) is respectively provided with a first air cylinder switch, a second air cylinder switch and a servo motor switch, and the four first air cylinders (6), the three second air cylinders (10) and the servo motor (705) are respectively electrically connected with an external power supply through the first air cylinder switches, the second air cylinder switches and the servo motor switches.

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