CN217665772U - Adjustable punching die for plate shearing machine - Google Patents

Abstract

The utility model discloses an adjustable punching die for plate shearing machine, including upper die, drift fixed plate and lower mould, the panel beating is placed at the top of lower mould, the upper die pressfitting is in the top of panel beating, the drift fixed plate is installed at the top of upper die, the internally mounted of upper die has the adjusting member, the inside of adjusting member evenly installs six groups of second guide posts, the first guide post is installed to one side of the inside second guide post of adjusting member, the inside slidable mounting of upper die has vertical die cutter, the inner wall department of one side of upper die has horizontal die cutter structure of slidable mounting; the positions of the first guide post and the second guide post of the inner installation of the upper die are changed through the drawing adjusting member, when the punch fixing plate drives the punch to press down the first guide post, the bottom of the metal plate is punched, and when the punch presses down the second guide post, the bottom and the side wall of the metal plate are punched, so that different hole sites can be punched on the same metal plate, and the application range of the punching die is properly improved.

Description

Adjustable punching die for plate shearing machine

Technical Field

The utility model relates to a cut-out press technical field specifically is a cut-out press with adjustable plate shearing machine is used.

Background

The plate shearing machine mainly includes: the special plate shearing machine comprises a special plate shearing machine, an oblique-edge plate shearing machine, a flat-edge plate shearing machine and a multipurpose plate shearing machine, particularly the scheme is the special plate shearing machine; in the production process of the symmetrical sheet metal part, a sheet metal is in an integral structure from left to right through punch forming, in the subsequent production process, an operator needs to cut the integral sheet metal part from left to right and then punch a hole at a needed position, the sheet metal after being extruded has a special-shaped structure, and in order to reduce the deformation of the sheet metal part in the shearing or punching process, the sheet metal can be punched or sheared only in the process that a die supports the sheet metal;

the mould of search discovery shearing and punching an organic whole generally is the fixed structure behind the design, this mould can only be applied to the processing of a sheet metal component fixed hole site in the die design completion promptly, and in the sheet metal component course of working, the processing of sheet metal hole site needs follow-up trade company to adapt to the cooperation each other, the different demand trade companies of same sheet metal component probably are different to the hole site demand, and just need many sets of moulds to punch a hole processing to the sheet metal component in the sheet metal component course of working this moment, consequently, can increase the cost expenditure in the sheet metal component manufacturing process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cut-out press with adjustable plate shearing machine to solve the problem that proposes in the above-mentioned background art.

The utility model provides a following technical scheme: an adjustable punching die for a plate shearing machine comprises an upper die, a punch fixing plate and a lower die, wherein a metal plate is placed on the top of the lower die, the upper die is pressed above the metal plate, and the punch fixing plate is installed on the top of the upper die;

an adjusting component is slidably mounted inside the upper die, six groups of second guide columns are uniformly mounted inside the adjusting component, and a first guide column is mounted on one side of each second guide column inside the adjusting component;

an upper die cover plate is installed at the bottom end of the upper die, six groups of guide grooves are uniformly formed in the bottom end of the upper die cover plate, a vertical punching knife is installed in each guide groove in a sliding mode, a vertical spring is sleeved on the periphery of each vertical punching knife, a horizontal punching knife structure is installed on the inner wall of the upper die on one side of each vertical punching knife in a sliding mode, and a transverse spring is connected between each horizontal punching knife structure and the inner wall of the upper die;

the horizontal punching cutter structure comprises a cutter bar, a cutter head and a guide slope, wherein the cutter head is arranged at one end of the cutter bar in the upper die, the guide slope is arranged at the top end of the cutter head, and the bottom end of the second guide column corresponds to the top ends of the vertical punching cutter and the guide slope;

the middle part of the outer wall of the first guide post is provided with a limiting flange, springs are mounted at the top and the bottom of the limiting flange, and the bottom end of the first guide post corresponds to the top end of the vertical punching knife.

Preferably, the lower die comprises a lower die body, vertical grooves, horizontal grooves, reinforcing ribs, elongated grooves and a metal plate supporting body, the reinforcing ribs are arranged on two sides of the top of the lower die body, the two reinforcing ribs are symmetrically provided with metal plate supporting bodies, the two groups of metal plate supporting bodies are arranged on the opposite sides of the lower die body, the six groups of vertical grooves are arranged on the opposite sides of the metal plate supporting body, the six groups of horizontal grooves are arranged on the opposite sides of the metal plate supporting body, the elongated grooves are arranged on the top of the metal plate supporting body, the positions of the vertical grooves correspond to the positions of the vertical punching knives, and the positions of the horizontal grooves correspond to the positions of the horizontal punching knife structures.

Preferably, a discharge groove is formed in the bottom of the sheet metal support body, discharge box mounting grooves are formed in two sides of the discharge groove in an inclined mode, a discharge box is mounted inside the discharge groove, and mounting bosses are arranged at the bottoms of two sides of the discharge box; and the sliding device is arranged in the exhaust box mounting groove.

Preferably, go up the mould and include mould main part, first spacing hole, go up die cavity, cutter groove, slot, jumper bar groove and adjustment mechanism installation cavity, the central authorities of going up mould main part bottom are equipped with die cavity, the both sides of going up die cavity are equipped with the adjustment mechanism installation cavity, the top of adjustment mechanism installation cavity is equipped with the jumper bar groove, go up die cavity and the mutual adaptation of panel beating supporter, the central authorities of going up mould main part at the die cavity top are equipped with the cutter groove, the both sides in cutter groove all are equipped with the slot groove, the position and the slot in slot groove correspond each other, the four corners of going up mould main part bottom all is equipped with first spacing hole.

Preferably, the regulating member includes bracing piece, upper bracket, lower carriage and fixed orifices, two upper brackets are all installed to the both sides that the bracing piece is close to the mould, the lower carriage is installed to the bottom of upper bracket, the central point department of putting of bracing piece is equipped with the fixed orifices, the limiting plate is installed to one side of mould in the bracing piece top.

Preferably, the four corners of going up the mould top all are equipped with connection structure, connection structure includes connecting rod, elastic rubber pad and spacing boss, the outside cover of connecting rod is equipped with elastic rubber pad, the one end that the mould was kept away from to the connecting rod runs through drift fixed plate internal connection and is had spacing boss.

Preferably, the base is installed to the bottom of lower mould, the four corners at base top all is equipped with the guide bar, buffer spring is equipped with to the periphery cover of guide bar.

Preferably, the central authorities of drift fixed plate bottom install and cut the drift, cut the drift both sides and install the slot hole drift, the one side that the drift was cut in keeping away from to the slot hole drift is installed the jumper bar, and the central authorities at drift fixed plate top install the punching machine connecting plate.

The beneficial effects of the utility model are that: the positions of the first guide post and the second guide post which are arranged in the upper die are changed through the drawing adjusting member, when the punch fixing plate drives the punch to press the first guide post, the first guide post extrudes the vertical punching knife to punch a hole in the bottom of the metal plate, when the punch fixing plate drives the punch to press the second guide post, the second guide post extrudes the vertical punching knife and the horizontal punching knife to punch a hole in the bottom and the side wall of the metal plate, so that different hole sites can be punched on the same metal plate, the application range of the punching die is properly enlarged, and the cost expenditure in the manufacturing process of the metal plate is reduced to a certain extent.

Drawings

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

FIG. 2 is a schematic structural view of a lower mold part of the present invention;

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

FIG. 4 is a schematic view of the internal structure of the upper mold of the present invention;

FIG. 5 is a schematic structural view of an adjusting member according to the present invention;

fig. 6 is a structural schematic view of the horizontal punching tool of the present invention;

FIG. 7 is a schematic side view of the upper mold part of the present invention;

fig. 8 is a partially enlarged schematic view of the first state a of the present invention;

fig. 9 is a partially enlarged schematic view of the second state a of the present invention.

In the figure: 1. an upper die; 101. an upper die main body; 102. a first limit hole; 103. an upper die groove; 104. a cutter groove; 105. a slot with a long hole; 106. a plunger slot; 107. an adjustment mechanism mounting cavity; 2. an upper die cover plate; 201. a guide groove; 3. a base; 4. a punch fixing plate; 401. slitting the punch; 402. a long hole punch; 403. punching; 5. a lower die; 501. a lower die main body; 502. a vertical groove; 503. a horizontal groove; 504. reinforcing ribs; 505. a long groove; 506. a sheet metal support; 6. a punching machine connecting plate; 7. a vertical spring; 8. a lateral spring; 9. a connecting structure; 901. a connecting rod; 902. an elastic rubber pad; 903. a limiting boss; 10. a discharge box; 1001. mounting a boss; 11. a guide bar; 1101. a buffer spring; 12. a discharge chute; 1201. a discharge box mounting groove; 13. an adjustment member; 1301. a support bar; 1302. an upper bracket; 1303. a lower bracket; 1304. a fixing hole; 14. a limiting plate; 15. a first guide post; 1501. a limiting flange; 1502. a spring; 16. a second guide post; 17. a horizontal punching cutter structure; 1701. a cutter bar; 1702. a cutter head; 1703. a guide ramp; 18. and (5) vertically punching a knife.

Detailed Description

The first embodiment is as follows:

the technical scheme of the utility model is further elaborated in detail with the help of the drawings and the concrete embodiment of the specification, the adjustable punching die for the plate shearing machine comprises an upper die 1, a punch fixing plate 4 and a lower die 5, wherein a metal plate is placed on the top of the lower die 5, the upper die 1 is pressed on the metal plate, and the punch fixing plate 4 is installed on the top of the upper die 1;

an adjusting component 13 slides in the upper die 1, and six groups of first guide columns 15 are uniformly arranged in the adjusting component 13;

an upper die cover plate 2 is mounted at the bottom end of the upper die 1, six groups of guide grooves 201 are uniformly formed in the bottom end of the upper die cover plate 2, a vertical punching knife 18 is slidably mounted in each guide groove 201, and a vertical spring 7 is sleeved on the periphery of each vertical punching knife 18;

the middle part of the outer wall of the first guide post 15 is provided with a limiting flange 1501, the top and the bottom of the limiting flange 1501 are both provided with springs 1502, and the bottom end of the first guide post 15 corresponds to the top end of the vertical punching knife 18.

Specifically, a sheet metal part which is subjected to stamping forming is placed at the top of a lower die 5, wherein the output end of a hydraulic component of a plate shearing machine drives a punch fixing plate 4 to press downwards, the punch fixing plate 4 firstly presses an upper die 1 downwards to be driven to be attached to the top of the sheet metal part, a slitting punch 401 and a long hole punch 402 which are installed on the punch fixing plate 4 and are lifted forwards are continuously pressed downwards to be extruded on the sheet metal part, the sheet metal part can be slit and a long hole can be punched by matching with a slotted hole structure reserved on the lower die 5, a punch rod 403 can extrude a first guide post 15, the first guide post 15 is driven by the punch rod to extrude a vertical punch 18, and the bottom of the sheet metal part is punched;

in order to ensure that the vertical punching knife 18 cannot fall off from the inside of the upper die 1, the upper die cover plate 2 is additionally arranged, the top of the vertical punching knife 18 is provided with a convex structure, the vertical punching knife 18 penetrates through the upper die cover plate 2, and a bushing structure is arranged at the sliding connection part of the vertical punching knife 18 and the upper die cover plate 2 for reducing abrasion;

in order to ensure that the vertical punching knife 18 can reset after punching is finished, the vertical spring 7 is fixedly arranged, and when the output end of the plate shearing machine drives the punch fixing plate 4 to move upwards, the vertical spring 7 pushes the vertical punching knife 18 to reset;

the first guiding column 15 is a cylindrical structure, and can slide up and down inside the adjusting member 13, and when the plunger 403 is pressed down, the bottom end of the first guiding column 15 is driven to extend out of the inside of the adjusting member 13 and contact with the top of the vertical punch 18.

Further, the lower die 5 includes a lower die main body 501, vertical grooves 502, horizontal grooves 503, reinforcing ribs 504, long grooves 505 and sheet metal supports 506, the reinforcing ribs 504 are disposed on two sides of the top of the lower die main body 501, the sheet metal supports 506 are symmetrically disposed between the two reinforcing ribs 504, six sets of vertical grooves 502 are disposed on the top of the lower die main body 501 on the opposite sides of the two sets of sheet metal supports 506, six sets of horizontal grooves 503 are disposed on the opposite sides of the two sets of sheet metal supports 506, the long grooves 505 are disposed on the top of the sheet metal supports 506, and the positions of the vertical grooves 502 correspond to the positions of the vertical punching knives 18.

Specifically, the lower die main body 501 and the sheet metal support body 506 are attached to the bottom of a processed sheet metal part, the vertical groove 502, the horizontal groove 503 and the long groove 505 are punching positions required for the sheet metal part, in the punching process, the sheet metal is extruded to form shearing force through mutual matching of the punch structure, the vertical groove 502, the horizontal groove 503 and the long groove 505, so that the effect of punching the sheet metal part is achieved, the sheet metal support body 506 is designed in a two-half mode, a downward moving shearing space is provided for the slitting punch 401 in the middle position, and the reinforcing ribs 504 can increase the strength of two ends of the sheet metal support body 506.

Further, a discharge groove 12 is formed in the bottom of the sheet metal support body 506, discharge box mounting grooves 1201 are obliquely formed in two sides of the discharge groove 12, a discharge box 10 is mounted inside the discharge groove 12, and mounting bosses 1001 and mounting bosses are formed in the bottoms of two sides of the discharge box 10; 1001 is slidably mounted inside the discharge box mounting groove 1201.

Specifically, carry out die-cut operation in-process, the waste material of being cut leaks the inside to arrange the groove 12 down, arrange the bottom that the material box 10 of slope installation derived the mould, arrange material box 10 through the inside of the installation boss 1001 slidable mounting of both sides at arranging material box mounting groove 1201, make things convenient for the user of service to take out row material box 10 from the mould bottom, the contact surface is provided with anti-skidding line between installation boss 1001 and the row material box mounting groove 1201, be used for guaranteeing row material box 10 can not be easily from arranging the inside roll-off of groove 12, wherein row material groove 12 and horizontal groove 503 and elongated groove 505 intercommunication each other, the clearance that possesses also communicates with row material groove 12 between two sets of panel beating supporter 506 of symmetric distribution.

Further, the upper die 1 comprises an upper die main body 101, first limiting holes 102, an upper die groove 103, a cutter groove 104, a long hole groove 105, a plunger groove 106 and an adjusting mechanism mounting cavity 107, the upper die groove 103 is arranged in the center of the bottom of the upper die main body 101, the adjusting mechanism mounting cavities 107 are arranged on two sides of the upper die groove 103, the plunger groove 106 is arranged at the top of the adjusting mechanism mounting cavity 107, the upper die groove 103 is matched with the sheet metal support 506, the cutter groove 104 is arranged in the center of the upper die main body 101 at the top of the upper die groove 103, the long hole grooves 105 are arranged on two sides of the cutter groove 104, the long hole grooves 105 correspond to the long grooves 505, and the first limiting holes 102 are arranged at four corners of the bottom of the upper die main body 101.

Specifically, the top profiles of the upper die groove 103 and the sheet metal part are matched with each other, the upper die main body 101 and the upper die groove 103, the lower die main body 501 and the sheet metal support 506 support and extrude the upper portion and the lower portion of the sheet metal part in the punching process, so that deformation of the sheet metal part is reduced, the cutter groove 104, the long hole groove 105, the plunger groove 106 and the sheet metal part punching position correspond to each other, the punch structure penetrates through the cutter groove 104, the long hole groove 105 and the plunger groove 106 to punch the sheet metal, the adjusting mechanism installation cavity 107 provides an installation position for the adjusting member 13, and meanwhile, a telescopic space is provided for the vertical plunger 18, so that the first guide column 15 can be driven to move downwards to extrude the vertical plunger 18 to have a sufficient space when the plunger 403 is pressed downwards.

Further, the adjusting member 13 includes a support rod 1301, an upper bracket 1302, a lower bracket 1303 and a fixing hole 1304, two upper brackets 1302 are installed on both sides of the support rod 1301 close to the upper die 1, the lower bracket 1303 is installed on the bottom end of the upper bracket 1302, and the fixing hole 1304 is arranged in the center of the support rod 1301.

Specifically, the supporting rod 1301 is an intermediate component for connecting two groups of upper brackets 1302 and lower brackets 1303, the two groups of upper brackets 1302 and lower brackets 1303 can be driven to move synchronously by drawing the supporting rod 1301, so that synchronous punching processing of two groups of sheet metal parts in bilateral symmetry is ensured, cavities matched with the limiting flanges 1501 are formed in the upper brackets 1302 and the lower brackets 1303, the limiting flanges 1501 can move up and down in the upper brackets 1302 and the lower brackets 1303, the connecting part between the upper brackets 1302 and the lower brackets 1303 is provided with a protruding structure and is in mutual horizontal sliding connection with the adjusting mechanism installation cavity 107, so that the upper brackets 1302 and the lower brackets 1303 cannot move up and down when being extruded, a threaded hole is formed in the positions of the upper die 1 and the fixing hole 1304, and the supporting rod 1301 is fixed by penetrating through the fixing hole 1304 through bolts.

Further, the four corners of going up mould 1 top all are equipped with connection structure 9, and connection structure 9 includes connecting rod 901, elastic rubber pad 902 and spacing boss 903, and the outside suit of connecting rod 901 has elastic rubber pad 902, and the one end that last mould 1 was kept away from to connecting rod 901 runs through punch fixing plate 4 internal connection and has spacing boss 903.

Specifically, go up between mould 1 and the drift fixed plate 4 through connecting rod 901 interconnect, connecting rod 901 is equipped with the bush with 4 sliding connection departments of drift fixed plate, be used for reducing the wearing and tearing between connecting rod 901 and the drift fixed plate 4, it is in the separation state to go up mould 1 and lower mould 5 when not punching press, drift fixed plate 4 moves down when punching press, it laminates at the sheet metal component top to go up mould 1 to move down under the dead weight condition, then drift fixed plate 4 glides along connecting rod 901, the drift structure enters into the inside of last mould 1, drift fixed plate 4 continuously pushes down elastic rubber pad 902 and takes place deformation, die-cut until accomplishing, elastic rubber pad 902 can avoid drift fixed plate 4 and last mould 1 collision.

Further, base 3 is installed to the bottom of lower mould 5, and the four corners at base 3 top all is equipped with guide bar 11, and the periphery cover of guide bar 11 is equipped with buffer spring 1101.

Specifically, the upper die 1 and the lower die 5 are in a separated state when no stamping is performed, the punch fixing plate 4 moves downwards when stamping is performed, the upper die 1 moves downwards under the self-weight condition and is attached to the top of the sheet metal part, in order to improve the alignment accuracy of the positions between the upper die 1 and the lower die 5 in the process, the upper die 1 is guided by the guide rod 11, the guide rod 11 slides along the inside of the first limiting hole 102, a lining structure is arranged inside the first limiting hole 102 and is used for reducing the abrasion between the guide rod 11 and the first limiting hole 102, and the buffer spring 1101 can avoid the collision between the upper die 1 and the lower die 5.

Further, a slitting punch 401 is installed at the center of the bottom of the punch fixing plate 4, long hole punches 402 are installed on two sides of the slitting punch 401, a punch rod 403 is installed on one side, away from the slitting punch 401, of the long hole punches 402, and a punch connecting plate 6 is installed at the center of the top of the punch fixing plate 4.

Specifically, the slitting punch 401, the long hole punch 402 and the punch 403 are fixedly mounted at the bottom end of the punch fixing plate 4 by bolts, and the top of the punch connecting plate 6 is connected with the output end of the punch through a bolt structure.

The second embodiment:

the second embodiment is different from the first embodiment, and the side face of the sheet metal part is punched;

a second guide post 16 is arranged at one side of the first guide post 15 in the adjusting component 13;

a horizontal punching knife structure 17 is arranged on the inner wall of the upper die 1 on one side of the vertical punching knife 18 in a sliding mode, and a transverse spring 8 is connected between the horizontal punching knife structure 17 and the inner wall of the upper die 1;

the horizontal punching tool structure 17 comprises a tool bar 1701, a tool bit 1702 and a guide slope 1703, wherein the tool bit 1702 is arranged at one end of the tool bar 1701 in the upper die 1, the guide slope 1703 is arranged at the top end of the tool bit 1702, and the bottom end of the second guide column 16 corresponds to the top ends of the vertical punching tool 18 and the guide slope 1703;

the position of the horizontal groove 503 corresponds to the position of the horizontal punching structure 17;

a limiting plate 14 is installed on one side of the upper die 1 above the supporting rod 1301, the maximum thickness of the limiting plate 14 is the same as the center distance between the first guide column 15 and the second guide column 16, a long washing groove hole is formed in the limiting plate 14, the long washing groove hole is penetrated through a bolt structure, the limiting plate 14 is connected with the upper die 1, and when a bolt between the limiting plate 14 and the upper die 1 is loosened, the limiting plate 14 can move downwards.

Specifically, the bolts at the position of the fixing hole 1304 are loosened, then the bolts between the limit plate 14 and the upper die 1 are moved downwards to the position between the support rod 1301 and the upper die 1, and then the bolts at the position of the fixing hole 1304 are locked, at this time, the first guide post 15 slides to one side in the upper die 1 to enable the second guide post 16 to be aligned to the position of the punch rod groove 106, when the punch rod 403 is pressed downwards, the second guide post 16 can be extruded, the second guide post 16 is driven by the punch rod to extrude the vertical punch 18 and the horizontal punch structure 17, and the bottom of the sheet metal part is punched;

the second guide column 16 is provided with a convex structure close to the horizontal punching knife structure 17, and the rest structures are the same as the first guide column 15;

the bottom end of the second guiding column 16 will contact with the guiding slope 1703 in the downward moving process, and the horizontal thrust applied to the guiding slope 1703 in the continuous downward moving process pushes the cutter bar 1701 to move horizontally, so as to complete the punching operation of the sheet metal part in the horizontal direction, wherein the cutter head 1702 can prevent the cutter bar 1701 from falling from the inside of the device.

The working principle is as follows: during punching, the punch fixing plate 4 moves downwards, the upper die 1 moves downwards under the self-weight condition and is attached to the top of a sheet metal part, the slitting punch 401 and the long hole punch 402 which are installed on the punch fixing plate 4 and are lifted forwards are continuously pressed downwards to be extruded on the sheet metal part, the sheet metal can be slit and punched out of a long hole by matching with a slotted hole structure reserved on the lower die 5, the punch bar 403 can extrude the first guide post 15, the first guide post 15 is driven by the punch bar to extrude the vertical punch 18, and the bottom of the sheet metal part is punched;

when horizontal punching is needed, the limiting plate 14 is moved downwards between the supporting rod 1301 and the upper die 1, then the bolt at the position of the fixing hole 1304 is locked, at the moment, the first guide post 15 slides towards one side inside the upper die 1 to enable the second guide post 16 to be aligned with the position of the punch groove 106, when the punch 403 is pressed downwards, the second guide post 16 can be extruded, the vertical punch 18 and the horizontal punch 17 are driven by the punch to extrude the second guide post 16, and punching is conducted on the bottom of the sheet metal part.

When horizontal punching is needed, the limiting plate 14 is moved downwards between the supporting rod 1301 and the upper die 1, then the bolt at the position of the fixing hole 1304 is locked, at the moment, the first guide post 15 slides towards one side inside the upper die 1 to enable the second guide post 16 to be aligned with the position of the punch rod groove 106, when the punch rod 403 is pressed downwards, the second guide post 16 can be extruded, the second guide post 16 is driven by the punch rod to extrude the vertical punch knife 18 and the horizontal punch knife structure 17, and punching is conducted on the bottom of the sheet metal part.

Claims (8)

1. An adjustable punching die for a plate shearing machine comprises an upper die (1), a punch fixing plate (4) and a lower die (5), wherein a metal plate is placed on the top of the lower die (5), the upper die (1) is pressed above the metal plate, and the punch fixing plate (4) is installed on the top of the upper die (1); the method is characterized in that: an adjusting component (13) is installed inside the upper die (1) in a sliding mode, six groups of second guide columns (16) are evenly installed inside the adjusting component (13), and a first guide column (15) is installed on one side of the second guide column (16) inside the adjusting component (13);

an upper die cover plate (2) is installed at the bottom end of the upper die (1), six groups of guide grooves (201) are uniformly formed in the bottom end of the upper die cover plate (2), a vertical punching knife (18) is installed in each guide groove (201) in a sliding mode, vertical springs (7) are sleeved on the periphery of the vertical punching knife (18), a horizontal punching knife structure (17) is installed on the inner wall of the upper die (1) on one side of the vertical punching knife (18) in a sliding mode, and a transverse spring (8) is connected between the horizontal punching knife structure (17) and the inner wall of the upper die (1);

the horizontal punching knife structure (17) comprises a knife bar (1701), a knife head (1702) and a guide slope (1703), wherein the knife head (1702) is arranged at one end of the knife bar (1701) in the upper die (1), the guide slope (1703) is arranged at the top end of the knife head (1702), and the bottom end of the second guide column (16) corresponds to the top ends of the vertical punching knife (18) and the guide slope (1703);

the middle part of the outer wall of the first guide column (15) is provided with a limiting flange (1501), the top and the bottom of the limiting flange (1501) are provided with springs (1502), and the bottom end of the first guide column (15) corresponds to the top end of the vertical punching knife (18).

2. The adjustable punching die for a plate shearing machine according to claim 1, wherein: lower mould (5) are including lower mould main part (501), vertical groove (502), horizontal recess (503), strengthening rib (504), elongated slot (505) and panel beating supporter (506), the both sides at lower mould main part (501) top are equipped with strengthening rib (504), two the symmetry is equipped with panel beating supporter (506) between strengthening rib (504), and is two sets of the top of panel beating supporter (506) opposite side lower mould main part (501) is equipped with six groups of vertical groove (502), and is two sets of panel beating supporter (506) opposite side is equipped with six groups of horizontal recess (503), the top of panel beating supporter (506) is equipped with elongated slot (505), vertical groove (502) position corresponds each other with the position of perpendicular die cutter (18), horizontal recess (503) position corresponds each other with the position of horizontal die cutter structure (17).

3. The adjustable punching die for a plate shearing machine according to claim 2, wherein: the bottom of panel beating supporter (506) is equipped with row material groove (12), row material box mounting groove (1201) have been seted up in the both sides slope of row material groove (12), the internally mounted of row material groove (12) has row material box (10), the bottom of row material box (10) both sides all is equipped with installation boss (1001), installation boss (1001) slidable mounting is in the inside of arranging material box mounting groove (1201).

4. The adjustable punching die for a plate shearing machine according to claim 1 or 2, wherein: go up mould (1) including last mould main part (101), first spacing hole (102), go up mould recess (103), cutter groove (104), slot hole groove (105), plunger groove (106) and adjustment mechanism installation cavity (107), the central authorities of going up mould main part (101) bottom are equipped with mould recess (103), the both sides of going up mould recess (103) are equipped with adjustment mechanism installation cavity (107), the top of adjustment mechanism installation cavity (107) is equipped with plunger groove (106), go up mould recess (103) and panel beating supporter (506) adaptation each other, the central authorities of going up mould main part (101) are equipped with cutter groove (104) at mould recess (103) top, the both sides of cutter groove (104) all are equipped with slot hole groove (105), the position and elongated slot (505) of slot (105) correspond each other, the four corners of going up mould main part (101) bottom all is equipped with first spacing hole (102).

5. The adjustable punching die for the plate shearing machine according to claim 1, wherein: adjusting member (13) include bracing piece (1301), upper bracket (1302), lower carriage (1303) and fixed orifices (1304), two upper brackets (1302) are all installed to bracing piece (1301) both sides near last mould (1), lower carriage (1303) are installed to the bottom of upper bracket (1302), the central point department of putting of bracing piece (1301) is equipped with fixed orifices (1304), limiting plate (14) are installed to one side of mould (1) in bracing piece (1301) top.

6. The adjustable punching die for the plate shearing machine according to claim 1, wherein: the four corners at the top of the upper die (1) are provided with connecting structures (9), each connecting structure (9) comprises a connecting rod (901), an elastic rubber pad (902) and a limiting boss (903), the elastic rubber pads (902) are sleeved outside the connecting rods (901), and one end, far away from the upper die (1), of each connecting rod (901) penetrates through the punch fixing plate (4) and is internally connected with the limiting boss (903).

7. The adjustable punching die for the plate shearing machine according to claim 1, wherein: base (3) are installed to the bottom of lower mould (5), the four corners at base (3) top all is equipped with guide bar (11), the periphery cover of guide bar (11) is equipped with buffer spring (1101).

8. The adjustable punching die for a plate shearing machine according to claim 1, wherein: central authorities of drift fixed plate (4) bottom install and cut drift (401), cut drift (401) both sides and install slot hole drift (402), one side of cutting drift (401) is kept away from in slot hole drift (402) installs jumper bar (403), and the central authorities at drift fixed plate (4) top install towards quick-witted connecting plate (6).

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