CN217451824U

CN217451824U - Sheet metal stamping die

Info

Publication number: CN217451824U
Application number: CN202221588460.7U
Authority: CN
Inventors: 陈德国; 刘利贵; 庞丽丽; 刘圣日; 林贞军; 张灿
Original assignee: Force Technology Shenzhen Co ltd
Current assignee: Force Technology Shenzhen Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-09-20
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a panel beating stamping die, it rotates through the bearing to be connected with the first bidirectional screw of horizontally on the lateral wall of the both sides of bearing case, the side opening has all been seted up to the both sides of the roof of bearing case, the equal sliding connection in both sides of the interior diapire of bearing case has first transmission piece, two first transmission pieces are threaded connection respectively in the both sides of the outer lane of first bidirectional screw, the both sides of the outer roof of bearing case all are fixed with vertical support cover, two top activities of supporting the cover are equipped with the bed die, the first draw-in groove of rectangle all is seted up on the lateral wall of the both sides of bed die, the side that two first transmission pieces that are located the bearing case upside are close to each other all is fixed with first fixture block, two first fixture blocks are the inside of two first draw-in grooves is located in the activity respectively, the activity is equipped with the mould on the roof of bed die. The utility model discloses think about ingenious, need not through a large amount of bolt fixed mounting, the dismouting in-process need not a large amount of bolts of dismouting, convenient change, convenience preferred.

Description

Sheet metal stamping die

Technical Field

The utility model belongs to the technical field of the panel beating production facility and specifically relates to a panel beating stamping die is related to.

Background

The metal plate has the characteristics of light weight, high strength, electric conduction, low cost, good large-scale mass production performance and the like, and is widely applied to the fields of electronic appliances, communication, medical appliances and the like. In the production process of the metal plate, a metal plate stamping die is generally adopted to stamp and form the metal plate raw material.

The existing metal plate stamping die is generally fixedly installed on a press machine through more bolts, the bolts need to be dismounted one by one in the dismounting process of the metal plate stamping die, the metal plate stamping die is inconvenient to replace, and convenience is poor.

SUMMERY OF THE UTILITY MODEL

Generally, need a large amount of bolts of dismouting in-process in order to improve current panel beating stamping die, generally through a large amount of bolt fixed mounting on the press, cause panel beating stamping die's dismouting, cause the inconvenient change of panel beating stamping die, the not good problem of convenience, the utility model provides a panel beating stamping die.

In order to achieve the above object, the utility model provides a following technical scheme: a metal plate stamping die comprises a bearing box, wherein horizontal first bidirectional screw rods are rotatably connected on side walls of two sides of the bearing box through bearings, side holes are formed in two sides of a top wall of the bearing box, first transmission blocks are slidably connected on two sides of an inner bottom wall of the bearing box, the two first transmission blocks are respectively in threaded connection with two sides of an outer ring of each first bidirectional screw rod, vertical support sleeves are fixed on two sides of an outer top wall of the bearing box, a lower die is movably arranged at the top ends of the two support sleeves, rectangular first clamping grooves are formed in side walls of two sides of the lower die, first clamping blocks are fixed at side ends, close to each other, of the two first transmission blocks on the upper side of the bearing box, the two first clamping blocks are movably arranged inside the two first clamping grooves respectively, and an upper die is movably arranged on the top wall of the lower die, the two ends of the outer top wall of the bearing box are both fixed with vertical upright posts, the top ends of the two upright posts are fixed with horizontal flat plates, the bottom wall of each flat plate is provided with a hydraulic cylinder with a downward output end, the output end of the hydraulic cylinder is fixed with a horizontal fixed plate, the middle section of the bottom wall of the fixed plate is fixed with a movable box, the outer bottom wall of the movable box is in contact with the top wall of the upper die, the two sides of the bottom wall of the movable box are both provided with rectangular connecting holes, the two sides of the top wall of the upper die are both fixed with ejector blocks, the two ejector blocks are respectively movably arranged in the two connecting holes, the two ejector blocks positioned in the movable box are both provided with second clamping grooves which are close to each other, the side walls on the two sides of the movable box are rotatably connected with horizontal second bidirectional screw rods through bearings, and the two sides of the inner top wall of the movable box are both fixed with second transmission blocks, the two second transmission blocks are respectively in threaded connection with two sides of an outer ring of the second bidirectional screw rod, two side ends, far away from each other, of the second transmission blocks are respectively fixed with a second clamping block, and one side, far away from each other, of each of the two second clamping blocks is movably arranged in the two second clamping grooves.

As a preferred technical scheme of the utility model, the screw thread of the both sides of the outer lane of first bidirectional screw is soon to opposite, there is first motor through first support mounting on the lateral wall of bearing box, the side of first bidirectional screw is fixed in the output of first motor, the screw thread of the both sides of the outer lane of second bidirectional screw is soon to opposite, there is the second motor through the second support mounting on the lateral wall of movable box, the side of second bidirectional screw is fixed in the output of second motor.

As a preferred technical scheme of the utility model, the both sides of the diapire of bed die all are fixed with the bottom block, two the bottom block is movable respectively and locates two support the inner circle of cover, the die cavity has been seted up to the interlude of the roof of bed die, the interlude of the diapire of last mould is fixed with the punching press piece, the punching press piece activity is located the inside of die cavity, the slot of rectangle is all seted up to the both sides of the roof of bed die, the both sides of the diapire of last mould all are fixed with the inserted block, two the inserted block activity respectively locates two the inside of slot.

As an optimized technical scheme of the utility model, support the size of the inner circle of cover with the size looks adaptation of end piece, the size of slot with the size looks adaptation of inserted block.

As an optimized technical scheme of the utility model, the size of first draw-in groove with the size looks adaptation of first fixture block.

As an optimal technical scheme of the utility model, even the size in hole with the size looks adaptation of kicking block, the size of second draw-in groove with the size looks adaptation of second fixture block.

As a preferred technical scheme of the utility model, first spout has all been seted up along length direction in the both sides of the interior diapire of bearing box, the bottom mounting of first transmission piece has first slider, and first slider slides with first spout and is connected, the second spout has all been seted up along length direction in the both sides of the interior roof of movable box, the top of second transmission piece is fixed with the second slider, and the second slider slides with the second spout and is connected.

As a preferred technical scheme of the utility model, the side of the both sides of bed die all is fixed with the first in command, the first in command is located the upside of first draw-in groove, the side of the both sides of going up the mould all is fixed with the second in command.

As an optimal technical scheme of the utility model, the side of the both sides of fixed plate all is fixed with the symmetry cover, two the symmetry cover is movable sleeve respectively and is located two the outer lane of stand, the size of the inner circle of symmetry cover with the size looks adaptation of stand.

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

(1) when a metal plate stamping die needs to be installed, firstly, the fixed plate, the symmetrical sleeves and the movable box can be lifted through contraction of the hydraulic cylinder, then the two first clamping blocks can be far away from each other through operation of the first motor, then the two second clamping blocks can be close to each other through operation of the second motor, then the lower die can be firmly fixed through moving the two first handles until the lower die is positioned at the top ends of the two supporting sleeves, and the two bottom blocks are respectively inserted into the two supporting sleeves, then the side, close to each other, of the two first clamping blocks is respectively inserted into the two first clamping grooves through operation of the first motor, then the upper die is positioned on the top wall of the lower die through moving the two second handles, and the two inserting blocks are respectively inserted into the two inserting grooves, and then the hydraulic cylinder is extended, the outer bottom wall of the movable box contacts with the top wall of the upper die, the second motor is then operated, the two second clamping grooves are inserted into the two second clamping blocks respectively, the upper die can be firmly fixed, and the installation of the metal plate stamping die can be completed, so that the metal plate stamping die does not need to be fixedly installed through a large number of bolts, and a large number of bolts do not need to be installed in the installation process of the metal plate stamping die.

(2) When the metal plate stamping die needs to be disassembled, firstly, the second clamping groove is separated from the second clamping groove through the operation of the second motor until the second clamping block is separated from the second clamping groove, then, the hydraulic cylinder is contracted until the movable box is positioned above the ejecting block, then, the two second handles are lifted upwards until the stamping block is positioned above the lower die, then, the first clamping groove is separated from the first clamping groove through the operation of the first motor until the first clamping block is separated from the first clamping groove, then, the two first handles are lifted upwards until the bottom block is separated from the supporting sleeve, the disassembly of the metal plate stamping die can be completed, a large number of bolts do not need to be disassembled in the disassembly process of the metal plate stamping die, the metal plate stamping die is convenient to replace, and the convenience is better.

Drawings

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

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

fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

Description of reference numerals:

1. a bearing box; 2. a first motor; 3. a first bidirectional screw; 4. a side hole; 5. a first transmission block; 6. a first clamping block; 7. a lower die; 8. a die cavity; 9. stamping the blocks; 10. a support sleeve; 11. a bottom block; 12. an upper die; 13. a column; 14. symmetrical sleeves; 15. a fixing plate; 16. a movable box; 17. a flat plate; 18. a hydraulic cylinder; 19. a top block; 20. a second motor; 21. a second bidirectional screw rod; 22. a second transmission block; 23. a first handle; 24. a second handle; 25. a first card slot; 26. a slot; 27. inserting a block; 28. connecting holes; 29. a second card slot; 30. and a second clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, a sheet metal stamping die comprises a bearing box 1, wherein horizontal first bidirectional screw rods 3 are rotatably connected to the side walls of the two sides of the bearing box 1 through bearings, side holes 4 are respectively formed in the two sides of the top wall of the bearing box 1, first transmission blocks 5 are respectively connected to the two sides of the inner bottom wall of the bearing box 1 in a sliding manner, the two first transmission blocks 5 are respectively connected to the two sides of the outer ring of the first bidirectional screw rods 3 in a threaded manner, the thread turning directions of the two sides of the outer ring of the first bidirectional screw rods 3 are opposite, a first motor 2 is mounted on the outer side wall of the bearing box 1 through a first support, the first motor 2 adopts a band-type brake stepping motor, the forward operation or the reverse operation of the first motor 2 can be controlled through a controller of the first motor 2, the side end of the first bidirectional screw rods 3 is fixed to the output end of the first motor 2, vertical support sleeves 10 are respectively fixed to the two sides of the outer top wall of the bearing box 1, the top of two support covers 10 can be dismantled and be equipped with bed die 7, the both sides of the diapire of bed die 7 all are fixed with bottom block 11, two bottom blocks 11 slide respectively and insert the inner circle of locating two support covers 10, the size of the inner circle of support cover 10 and the size looks adaptation of bottom block 11, can prevent that bed die 7 from taking place the aversion of horizontal direction as far as possible, first draw-in groove 25 of rectangle has all been seted up on the lateral wall of the both sides of bed die 7, the side that two first drive blocks 5 that are located the bearing box 1 upside are close to each other all is fixed with first fixture block 6, two first fixture block 6 slide respectively and insert the inside of locating two first draw-in grooves 25, the size of first draw-in groove 25 and the size looks adaptation of first fixture block 6, can prevent that bed die 7 from taking place the aversion of vertical direction as far as possible, can firmly fix bed die 7.

Specifically, referring to fig. 1 and 2, an upper mold 12 is detachably disposed on a top wall of a lower mold 7, a mold cavity 8 is disposed in a middle section of the top wall of the lower mold 7, a stamping block 9 is fixed to a middle section of a bottom wall of the upper mold 12, the stamping block 9 is detachably disposed inside the mold cavity 8, rectangular slots 26 are disposed on both sides of the top wall of the lower mold 7, insertion blocks 27 are fixed to both sides of a bottom wall of the upper mold 12, the two insertion blocks 27 are respectively slidably inserted into the two slots 26, the size of the slot 26 is adapted to the size of the insertion block 27, the upper mold 12 is prevented from shifting in the horizontal direction as much as possible, vertical columns 13 are fixed to both ends of an outer top wall of the bearing box 1, a horizontal flat plate 17 is fixed to top ends of the two columns 13, a hydraulic cylinder 18 with an output end facing downward is mounted on a bottom wall of the flat plate 17, and a horizontal fixing plate 15 is fixed to an output end of the hydraulic cylinder 18, the side of the both sides of fixed plate 15 all is fixed with symmetrical cover 14, two symmetrical covers 14 are respectively the movable sleeve and are located the outer lane of two stands 13, the interlude of the diapire of fixed plate 15 is fixed with movable box 16, through the shrink of pneumatic cylinder 18, can make fixed plate 15, symmetrical cover 14 and movable box 16 rise, through the extension of pneumatic cylinder 18, can make fixed plate 15, symmetrical cover 14 and movable box 16 descend, the size of the inner lane of symmetrical cover 14 and the size looks adaptation of stand 13, make fixed plate 15, symmetrical cover 14 and movable box 16 can go up and down steadily.

Specifically, referring to fig. 1 and 3, the outer bottom wall of the movable box 16 contacts with the top wall of the upper mold 12, rectangular connecting holes 28 are formed in both sides of the bottom wall of the movable box 16, top blocks 19 are fixed to both sides of the top wall of the upper mold 12, the two top blocks 19 are respectively slidably inserted into the two connecting holes 28, the size of the connecting holes 28 is matched with that of the top blocks 19, horizontal displacement of the upper mold 12 can be prevented as much as possible, second clamping grooves 29 are formed in the side walls, close to each other, of the two top blocks 19 in the movable box 16, meanwhile, horizontal second bidirectional screws 21 are rotatably connected to the side walls on both sides of the movable box 16 through bearings, second transmission blocks 22 are fixed to both sides of the inner top wall of the movable box 16, the two second transmission blocks 22 are respectively connected to both sides of the outer ring of the second bidirectional screws 21 in a threaded manner, and threads on both sides of the outer ring of the second bidirectional screws 21 are opposite in rotation direction, the outer side wall of the movable box 16 is provided with a second motor 20 through a second support, the second motor 20 adopts a band-type brake stepping motor, the controller of the second motor 20 can control the forward operation or reverse operation of the second motor 20, the side end of the second bidirectional screw rod 21 is fixed at the output end of the second motor 20, the side ends of the two second transmission blocks 22 which are far away from each other are respectively fixed with a second clamping block 30, one sides of the two second clamping blocks 30 which are far away from each other are respectively inserted into the two second clamping grooves 29 in a sliding manner, the size of the second clamping grooves 29 is matched with that of the second clamping blocks 30, the upper die 12 can be prevented from displacing in the vertical direction as much as possible, and the upper die 12 can be firmly fixed.

Specifically, please refer to fig. 1, first chutes are formed in both sides of the inner bottom wall of the bearing box 1 along the length direction, first sliders are fixed to the bottom ends of the first transmission blocks 5 and connected with the first chutes in a sliding manner, so that the first transmission blocks 5 can stably move horizontally, second chutes are formed in both sides of the inner top wall of the movable box 16 along the length direction, second sliders are fixed to the top ends of the second transmission blocks 22 and connected with the second chutes in a sliding manner, so that the second transmission blocks 22 can stably move horizontally.

Specifically, referring to fig. 1, first handles 23 are fixed to both side ends of the lower mold 7, the lower mold 7 and the bottom block 11 can be moved by moving the two first handles 23, the first handles 23 are located above the first engaging groove 25, second handles 24 are fixed to both side ends of the upper mold 12, and the upper mold 12, the punch block 9, the insert block 27 and the top block 19 can be moved by moving the two second handles 24.

The working principle is as follows: when a sheet metal stamping die needs to be installed, firstly, the fixed plate 15, the symmetrical sleeves 14 and the movable box 16 can be lifted through contraction of the hydraulic cylinder 18, then the first bidirectional screw rod 3 can be driven to rotate through forward operation of the first motor 2, the two first transmission blocks 5 can drive the two first fixture blocks 6 to be away from each other through threaded transmission of the first bidirectional screw rod 3 and the two first transmission blocks 5, then the second bidirectional screw rod 21 can be driven to rotate through forward operation of the second motor 20, the two second transmission blocks 22 can drive the two second fixture blocks 30 to be close to each other through threaded transmission of the second bidirectional screw rod 21 and the two second transmission blocks 22, then the lower die 7 and the bottom block 11 can be moved through moving the two first handles 23 until the lower die 7 is positioned at the top ends of the two support sleeves 10, and the two bottom blocks 11 are respectively inserted into the two support sleeves 10, the horizontal displacement of the lower die 7 can be prevented as much as possible, at the moment, the two first fixture blocks 6 are respectively positioned at two sides of the lower die 7, then the first bidirectional screw rod 3 can be driven to rotate through the reverse operation of the first motor 2, the two first transmission blocks 5 can drive the two first fixture blocks 6 to mutually approach through the screw transmission of the first bidirectional screw rod 3 and the two first transmission blocks 5, until one sides of the two first fixture blocks 6 which are mutually adjacent are respectively inserted into the two first clamping grooves 25, the vertical displacement of the lower die 7 can be prevented as much as possible, the lower die 7 can be firmly fixed, then the upper die 12, the stamping block 9, the insertion block 27 and the jacking block 19 can be moved by moving the two second handles 24 until the upper die 12 is positioned on the top wall of the lower die 7, and the two insertion blocks 27 are respectively inserted into the two slots 26, so that the stamping block 9 can be inserted into the die groove 8, at this time, the movable box 16 is located above the top block 19, and then the fixed plate 15, the symmetrical sleeve 14 and the movable box 16 are lowered by extending the hydraulic cylinder 18 until the outer bottom wall of the movable box 16 contacts with the top wall of the upper mold 12, so that the two top blocks 19 are respectively inserted into the two connecting holes 28, the horizontal displacement of the upper mold 12 can be prevented as much as possible, at this time, the two second locking blocks 30 are located between the two top blocks 19, and then the second motor 20 operates in the reverse direction, so that the second bidirectional screw 21 is driven to rotate, the two second transmission blocks 22 drive the two second locking blocks 30 to be away from each other by the threaded transmission of the second bidirectional screw 21 and the two second transmission blocks 22, until the two second locking blocks 30 are respectively inserted into the two second locking grooves 29, so that the vertical displacement of the upper mold 12 can be prevented as much as possible, and the upper mold 12 can be firmly fixed, the metal plate stamping die can be installed, so that the metal plate stamping die does not need to be fixedly installed through a large number of bolts, and a large number of bolts do not need to be installed in the installation process of the metal plate stamping die;

in addition, when the sheet metal stamping die needs to be disassembled, firstly, the second bidirectional screw rod 21 can be driven to rotate through the forward operation of the second motor 20, the two second transmission blocks 22 can drive the two second fixture blocks 30 to approach each other through the screw transmission of the second bidirectional screw rod 21 and the two second transmission blocks 22 until the second fixture blocks 30 are separated from the second clamping grooves 29, then, the fixed plate 15, the symmetrical sleeve 14 and the movable box 16 can be lifted through the contraction of the hydraulic cylinder 18 until the movable box 16 is positioned above the top block 19, namely, the top block 19 can be separated from the connecting holes 28, then, the upper die 12, the stamping block 9, the insertion block 27 and the top block 19 can be lifted up through lifting the two second handles 24 upwards until the stamping block 9 is positioned above the lower die 7, namely, the insertion block 27 can be separated from the slot 26, and then the upper die 12, the stamping block 9, the insertion block 27 and the top block 19 are moved away, then, the first bidirectional screw rod 3 can be driven to rotate through the forward operation of the first motor 2, through the thread transmission of the first bidirectional screw rod 3 and the two first transmission blocks 5, the two first transmission blocks 5 can drive the two first fixture blocks 6 to be away from each other, until the first fixture blocks 6 are separated from the first clamping grooves 25, the two first handles 23 are lifted upwards, the lower die 7 and the bottom block 11 can be lifted up, until the bottom block 11 is separated from the supporting sleeve 10, the sheet metal stamping die can be dismounted, a large number of bolts do not need to be dismounted in the dismounting process of the sheet metal stamping die, the sheet metal stamping die is convenient to replace, and the convenience is better.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a panel beating stamping die, includes bearing box (1), its characterized in that: the lateral walls of two sides of the bearing box (1) are rotatably connected with a first horizontal bidirectional screw rod (3) through bearings, side holes (4) are formed in two sides of a top wall of the bearing box (1), first transmission blocks (5) are slidably connected to two sides of an inner bottom wall of the bearing box (1), the two first transmission blocks (5) are respectively in threaded connection with two sides of an outer ring of the first bidirectional screw rod (3), vertical support sleeves (10) are fixed to two sides of an outer top wall of the bearing box (1), a lower die (7) is movably arranged at the top ends of the two support sleeves (10), rectangular first clamping grooves (25) are formed in the lateral walls of two sides of the lower die (7), first clamping blocks (6) are fixed to side ends, close to each other, of the two first transmission blocks (5) located on the upper side of the bearing box (1), and the two first clamping blocks (6) are movably arranged inside the first clamping grooves (25) respectively, the top wall of the lower die (7) is movably provided with an upper die (12), two ends of the outer top wall of the bearing box (1) are fixed with vertical columns (13), the top ends of the two columns (13) are fixed with horizontal flat plates (17), the bottom wall of each flat plate (17) is provided with a hydraulic cylinder (18) with a downward output end, the output end of each hydraulic cylinder (18) is fixed with a horizontal fixing plate (15), the middle section of the bottom wall of each fixing plate (15) is fixed with a movable box (16), the outer bottom wall of each movable box (16) is in contact with the top wall of the upper die (12), two sides of the bottom wall of each movable box (16) are provided with rectangular connecting holes (28), two sides of the top wall of the upper die (12) are fixed with ejector blocks (19), and the two ejector blocks (19) are movably arranged inside the connecting holes (28) respectively, be located inside two of movable box (16) second draw-in groove (29) have all been seted up on the lateral wall that kicking block (19) are close to each other, be connected with horizontally second bidirectional screw rod (21) through the bearing rotation on the lateral wall of the both sides of movable box (16), the both sides of the interior roof of movable box (16) all are fixed with second transmission piece (22), two second transmission piece (22) threaded connection respectively in the both sides of the outer lane of second bidirectional screw rod (21), two the side that second transmission piece (22) kept away from each other all is fixed with second fixture block (30), two one side that second fixture block (30) kept away from each other is movable respectively and is located two the inside of second draw-in groove (29).

2. The sheet metal stamping die of claim 1, wherein: the screw thread of the both sides of the outer lane of first bidirectional screw pole (3) is turned to the contrary, install first motor (2) through first support on the lateral wall of bearing box (1), the side of first bidirectional screw pole (3) is fixed in the output of first motor (2), the screw thread of the both sides of the outer lane of second bidirectional screw pole (21) is turned to the contrary, install second motor (20) through the second support on the lateral wall of movable box (16), the side of second bidirectional screw pole (21) is fixed in the output of second motor (20).

3. The sheet metal stamping die of claim 1, wherein: both sides of the diapire of bed die (7) all are fixed with bottom block (11), two bottom block (11) are movably located two respectively the inner circle of support cover (10), die cavity (8) have been seted up to the interlude of the roof of bed die (7), the interlude of the diapire of last mould (12) is fixed with punching press piece (9), punching press piece (9) activity is located the inside of die cavity (8), slot (26) of rectangle are all seted up to the both sides of the roof of bed die (7), the both sides of the diapire of last mould (12) all are fixed with inserted block (27), two inserted block (27) are movably located two respectively the inside of slot (26).

4. The sheet metal stamping die of claim 3, wherein: the size of the inner ring of the support sleeve (10) is matched with that of the bottom block (11), and the size of the slot (26) is matched with that of the insert block (27).

5. The sheet metal stamping die of claim 1, wherein: the size of the first clamping groove (25) is matched with that of the first clamping block (6).

6. The sheet metal stamping die of claim 1, wherein: the size of the connecting hole (28) is matched with that of the top block (19), and the size of the second clamping groove (29) is matched with that of the second clamping block (30).

7. The sheet metal stamping die of claim 1, wherein: first spout has all been seted up along length direction in the both sides of the interior diapire of bearing box (1), the bottom mounting of first transmission piece (5) has first slider, and first slider slides with first spout and is connected, the second spout has all been seted up along length direction in the both sides of the interior roof of movable box (16), the top of second transmission piece (22) is fixed with the second slider, and the second slider slides with the second spout and is connected.

8. The sheet metal stamping die of claim 1, wherein: the side ends of two sides of the lower die (7) are respectively fixed with a first handle (23), the first handles (23) are positioned on the upper side of the first clamping grooves (25), and the side ends of two sides of the upper die (12) are respectively fixed with a second handle (24).

9. The sheet metal stamping die of claim 1, wherein: symmetrical sleeves (14) are fixed at the side ends of two sides of the fixing plate (15), the two symmetrical sleeves (14) are respectively movably sleeved on the outer rings of the two upright columns (13), and the sizes of the inner rings of the symmetrical sleeves (14) are matched with the sizes of the upright columns (13).