CN212370984U

CN212370984U - Metal product bending die

Info

Publication number: CN212370984U
Application number: CN202020600259.0U
Authority: CN
Inventors: 金建华
Original assignee: Suzhou Ruihua Precision Machinery Co ltd
Current assignee: Suzhou Ruihua Precision Machinery Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2021-01-19
Anticipated expiration: 2030-04-21

Abstract

The utility model relates to a metal product mould of buckling, including bottom plate and upper die base, its characterized in that: the supporting legs are welded at four corners of the lower end face of the bottom plate, the lower die holder is arranged at the middle of the upper end face of the bottom plate, the top plate is welded above the bottom plate through a support, the air cylinder is fixedly mounted at the middle of the lower end face of the top plate through a bolt, the rectangular rod is welded at the lower end of a piston rod of the air cylinder, and two telescopic pipes are arranged between the upper die holder and the top plate at equal angles. The utility model discloses a flexible pipe includes outer pipe and interior round bar, the inside of outer pipe is pegged graft in the activity of interior round bar, the upper end of outer pipe welds with the lower terminal surface of roof, through the effect of flexible pipe, has reduced the rocking of upper die base when reciprocating; the utility model discloses a be provided with the buffer, the buffer embedding sets up inside the sleeve, and the gag lever post agrees with the sleeve mutually, carries out the punching press location in inserting the sleeve through the gag lever post in stamping process, and the buffer in the sleeve cushions the upper die base.

Description

Metal product bending die

Technical Field

The utility model relates to a metal product technical field, concretely relates to metal product mould of buckling, especially slice metal product.

Background

The mould is the instrument that is used for the shaping article, it realizes the processing of article appearance mainly through the change of the material physical state that takes shape, in the metal product course of working, not unidimensional metal product need use not unidimensional stamping workpiece punching press to buckle, the stamping die drift on the existing market can't be changed at present, this makes the one-piece of each size need use different stamping die to make in the course of working, this greatly reduced metal product processing speed of buckling, the punching press speed of current stamping die can't satisfy the production demand, influence the productivity effect, current stamping head carries out the punching press preparation for a long time simultaneously, punching pressure is big, the stamping head is very easy to damage. In view of the above drawbacks, it is necessary to design a metal product bending mold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal product mould of buckling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a metal product mould of buckling, includes bottom plate and upper die base, the landing leg has all been welded in the four corners of the lower terminal surface of bottom plate, the middle part of the up end of bottom plate is equipped with the die holder, there is the roof top through the leg joint in the top of bottom plate, there is the cylinder at the middle part of the lower terminal surface of roof through bolt fixed mounting, and the lower extreme welding of the piston rod of cylinder has the rectangular pole, the equal angle is equipped with two flexible pipes between upper die base and the roof.

Preferably, the telescopic pipe comprises an outer circular pipe and an inner circular rod, the inner circular rod is movably inserted into the outer circular pipe, and the upper end of the outer circular pipe is welded with the lower end face of the top plate.

Preferably, the left side and the right side of the lower end of the upper die base are both provided with limiting rods, the left side and the right side of the upper end of the bottom plate are both provided with sleeves, and buffers are arranged in inner cavities of the sleeves.

Preferably, the two sleeves are respectively positioned at two sides of the lower die holder, and the lower die holder is embedded with a die groove.

Preferably, the lower end of the upper die base is provided with a male die base, male dies are arranged on the outer walls of the left side and the right side of the lower end of the male die base, a punch is arranged in the middle of the lower end of the male die, a first threaded hole groove and a second threaded hole groove are formed in the middle of the upper die base respectively, a limiting screw is arranged in an inner cavity of the first threaded hole groove, and a supporting screw is arranged in an inner cavity of the second threaded hole groove.

Preferably, the upper ends of the limiting screw and the supporting screw are respectively provided with a first crank and a second crank, and the lower end of the supporting screw is provided with a supporting block.

Preferably, the left side and the right side of the upper end of the male die base are respectively provided with a first groove and a second groove, and the middle part of the upper end of the male die base is connected with the upper die base through a shaft rod.

Preferably, the top fixedly connected with fixed block of die holder, the top swing joint of fixed block has the threaded rod, the top fixedly connected with turning block of threaded rod, the outside swing joint of threaded rod has the screw thread section of thick bamboo, the one end fixedly connected with briquetting of screw thread section of thick bamboo, the bottom fixedly connected with block rubber of briquetting.

Compared with the prior art, the utility model relates to a metal product bending die, when using, the first crank at the upper end of the limiting screw rod is held and rotated, so that the tail end of the limiting screw rod is drawn out from the first groove at the upper side of the left end of the male die base, then the first crank at the upper end of the supporting screw rod is held and rotated, so that the supporting block at the tail end of the supporting screw rod is separated from the outer wall at the right end of the male die base, then the male die base can be rotated, the left and right sides of the male die base are exchanged, because the male dies and the punches with different sizes are arranged on the outer walls at the left and right sides of the lower end of the male die base, the male dies and the punches can be replaced after exchanging, thereby realizing the replacement of a stamping die head, the limiting screw rod is reversely rotated after exchanging, so that the tail end of the limiting screw rod is inserted into the first groove at the upper, the left end and the right end of the male die base are balanced in stress, the male die base is prevented from being inclined to cause punching failure during punching, when the upper die base descends to punch, the limiting rods on the left side and the right side of the lower end of the upper die base are inserted into the sleeve to punch and position, the buffer in the sleeve buffers the upper die base, the male die base is prevented from directly colliding with the die holder, the situation that the punching head is rigidly damaged due to overlarge punching force during punching is effectively reduced, and the service life of the punching die is prolonged; the utility model places the metal product on the lower die base, twists the rotating block, drives the threaded rod to rotate, makes the pressing block move downwards, clamps the metal product, and the cylinder action drives the rectangular rod and the upper die base to move downwards, makes the punch move downwards to punch and bend the metal product placed on the lower die base, thereby realizing the bending of the metal product; the utility model discloses a flexible pipe includes outer pipe and interior round bar, the inside of outer pipe is pegged graft in the activity of interior round bar, the upper end of outer pipe welds with the lower terminal surface of roof, through the effect of flexible pipe, has reduced the rocking of upper die base when reciprocating; the utility model discloses a be provided with the buffer, the buffer embedding sets up inside the sleeve, and the gag lever post agrees with the sleeve mutually, carries out the punching press location in inserting the sleeve through the gag lever post in stamping process, and the buffer in the sleeve cushions the upper die base.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a metal product bending mold of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic structural view of a male mold base in a metal product bending mold according to the present invention;

fig. 4 is the utility model discloses a lower bolster structure sketch map in metal product bending die.

In the drawings:

1. a base plate; 2. a support leg; 3. a lower die holder; 4. an upper die holder; 5. a cylinder; 6. an outer circular tube; 7. a rectangular bar; 8. a top plate; 9. an inner round bar; 10. a mold recess; 11. a male die base; 12. a male die; 13. a punch; 14. a first threaded bore slot; 15. a limit screw; 16. a second threaded bore slot; 17. a support screw; 18. a first crank; 19. a second crank; 20. a support block; 21. a first groove; 22. a second groove; 23. a shaft lever; 24. a limiting rod; 25. a sleeve; 26. a buffer; 27. a fixed block; 28. a threaded rod; 29. rotating the block; 30. a threaded barrel; 31. briquetting; 32. a rubber 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. 1-4, the present invention provides a technical solution: the utility model provides a metal product mould of buckling, includes bottom plate 1 and upper die base 4, and landing leg 2 has all been welded in the four corners of the lower terminal surface of bottom plate 1, and the middle part of the up end of bottom plate 1 is equipped with die holder 3, and there is roof 8 top of bottom plate 1 through the welding of support, and there is cylinder 5 at the middle part of the lower terminal surface of roof 8 through bolt fixed mounting, and the welding of the lower extreme of the piston rod of cylinder 5 has rectangular pole 7.

In this embodiment the equal angle is equipped with two flexible pipes between upper die base 4 and the roof 8, and flexible pipe includes outer pipe 6 and interior round rod 9, and the inside of outer pipe 6 is pegged graft in the activity of interior round rod 9, and the lower terminal surface welding of the upper end of outer pipe 6 and roof 8 has reduced rocking of upper die base 4 when reciprocating through the effect of flexible pipe.

In this embodiment, the lower end of the upper die base 4 is provided with a male die base 11, the outer walls of the left side and the right side of the lower end of the male die base 11 are provided with male dies 12, the middle of the lower end of each male die 12 is provided with a punch 13, the middle of the upper die base 4 is provided with a first threaded hole groove 14 and a second threaded hole groove 16 respectively, an inner cavity of the first threaded hole groove 14 is provided with a limit screw 15, and an inner cavity of the second threaded hole groove 16 is provided with a support screw 17.

In this embodiment, the upper ends of the limit screw 15 and the support screw 17 are respectively provided with a first crank 18 and a second crank 19, and the lower end of the support screw 17 is provided with a support block 20.

In this embodiment, the left side and the right side of the upper end of the male die base 11 are respectively provided with a first groove 21 and a second groove 22, and the middle part of the upper end of the male die base 11 is connected with the upper die base 4 through a shaft rod 23.

The left side and the right side of the lower end of the upper die holder 4 are both provided with limiting rods 24, the left side and the right side of the upper end of the bottom plate 1 are both provided with sleeves 25, and buffers 26 are arranged in inner cavities of the sleeves 25. Through being provided with buffer 26, buffer 26 embedding sets up inside sleeve 25, and gag lever post 24 agrees with sleeve 25 mutually, and the punching press location is carried out in inserting sleeve 25 through gag lever post 24 in the punching press process, and buffer 26 in the sleeve 25 cushions upper die base 4.

In this embodiment, the two sleeves 25 are respectively located at two sides of the lower die holder 3, and the die groove 10 is embedded in the lower die holder 3.

In this embodiment, the top fixedly connected with fixed block 27 of lower bolster 3, the top swing joint of fixed block 27 has threaded rod 28, the top fixedly connected with turning block 29 of threaded rod 28, the outside swing joint of threaded rod 28 has a screw thread section of thick bamboo 30, the one end fixedly connected with briquetting 31 of screw thread section of thick bamboo 30, through being connected of threaded rod 28 and screw thread section of thick bamboo 30 made things convenient for reciprocating of briquetting 31, make things convenient for briquetting 31 to press from both sides tightly metal product, the bottom fixedly connected with rubber block 32 of briquetting 31.

The working principle is as follows: the first crank 18 at the upper end of the hand-held limiting screw 15 rotates to enable the tail end of the limiting screw 15 to be drawn out from the first groove 21 at the upper side of the left end of the male die base 11, then the first crank 19 at the upper end of the hand-held supporting screw 17 rotates to enable the supporting block 20 at the tail end of the supporting screw 17 to be separated from the outer wall of the right end of the male die base 11, the male die base 11 can be rotated at the moment, the male die base 11 is exchanged left and right, the male dies 12 and the punches 13 with different sizes are installed on the outer walls of the left and right sides of the lower end of the male die base 11, the male dies 12 and the punches 13 can be replaced after exchange, therefore, the replacement of the stamping die head is realized, the limiting screw 15 is reversely rotated after exchange, the tail end of the limiting screw is inserted into the first groove 21 at the upper end of the male die base 11 to limit the male die base 11, then the supporting screw, let both ends atress balance about terrace die base 11, prevent that terrace die base 11 from leading to the punching press failure in the slope when the punching press, upper die base 4 is when descending and carry out the punching press, the gag lever post 24 of its lower extreme left and right sides can insert and carry out the punching press location in the sleeve 25, buffer 26 in the sleeve 25 cushions upper die base 4, avoid terrace die base 11 with to 3 direct collision of die holder, the condition of punching press head 13 rigidity damage has effectively been reduced because the impulsive force is too big in the punching press process, stamping die's life has been promoted.

When the metal product bending die is used, a metal product is placed on the lower die base 3, the rotating block 29 is twisted to drive the threaded rod 28 to rotate, the pressing block 31 moves downwards to clamp the metal product, the air cylinder 5 moves to drive the rectangular rod 7 and the upper die base 4 to move downwards, the punch 13 moves downwards to punch and bend the metal product placed on the lower die base 3, and therefore bending of the metal product is achieved.

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

1. The utility model provides a metal product mould of buckling, includes bottom plate (1) and upper die base (4), its characterized in that: landing leg (2) have all been welded in the four corners of the lower terminal surface of bottom plate (1), the middle part of the up end of bottom plate (1) is equipped with die holder (3), there is roof (8) top of bottom plate (1) through the support welding, there are cylinder (5) at the middle part of the lower terminal surface of roof (8) through bolt fixed mounting, and the lower extreme welding of the piston rod of cylinder (5) has rectangular pole (7), wait the angle and be equipped with two flexible pipes between upper die base (4) and roof (8).

2. A metal product bending die according to claim 1, wherein: the telescopic pipe comprises an outer circular pipe (6) and an inner circular rod (9), the inner circular rod (9) is movably inserted into the outer circular pipe (6), and the upper end of the outer circular pipe (6) is welded with the lower end face of the top plate (8).

3. A metal product bending die according to claim 1, wherein: the die is characterized in that limiting rods (24) are arranged on the left side and the right side of the lower end of the upper die base (4), sleeves (25) are arranged on the left side and the right side of the upper end of the bottom plate (1), and buffers (26) are arranged in inner cavities of the sleeves (25).

4. A metal product bending die according to claim 3, wherein: the two sleeves (25) are respectively positioned at two sides of the lower die holder (3), and a die groove (10) is embedded into the lower die holder (3).

5. A metal product bending die according to claim 1, wherein: the stamping die is characterized in that a male die base (11) is arranged at the lower end of the upper die base (4), male dies (12) are arranged on the outer walls of the left side and the right side of the lower end of the male die base (11), a punch (13) is arranged in the middle of the lower end of each male die (12), a first threaded hole groove (14) and a second threaded hole groove (16) are respectively arranged in the middle of the upper die base (4), a limiting screw rod (15) is arranged in an inner cavity of the first threaded hole groove (14), and a supporting screw rod (17) is arranged in an inner cavity of the second threaded hole.

6. The metal product bending die according to claim 5, wherein: the upper ends of the limiting screw rods (15) and the supporting screw rods (17) are respectively provided with a first crank (18) and a second crank (19), and the lower ends of the supporting screw rods (17) are provided with supporting blocks (20).

7. The metal product bending die according to claim 5, wherein: the punch die is characterized in that a first groove (21) and a second groove (22) are respectively formed in the left side and the right side of the upper end of the punch base (11), and the middle of the upper end of the punch base (11) is connected with the upper die base (4) through a shaft rod (23).

8. A metal product bending die according to claim 1, wherein: the die comprises a lower die holder (3) and is characterized in that a fixing block (27) is fixedly connected to the top of the lower die holder (3), a threaded rod (28) is movably connected to the top of the fixing block (27), a rotating block (29) is fixedly connected to the top of the threaded rod (28), a threaded cylinder (30) is movably connected to the outer side of the threaded rod (28), a pressing block (31) is fixedly connected to one end of the threaded cylinder (30), and a rubber block (32) is fixedly connected to the bottom of the pressing block.