CN113909383A

CN113909383A - Metal stamping forming die

Info

Publication number: CN113909383A
Application number: CN202111030803.8A
Authority: CN
Inventors: 杨洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-01-11

Abstract

The invention discloses a metal stamping forming die which comprises a lower die holder and an upper die holder, wherein a stamping groove is formed in the middle of the inside of the lower die holder, drivers are fixedly connected to the bottom of the periphery of the outside of the lower die holder, the top output end of each driver is fixedly connected with the upper die holder, a stamping raised head is fixedly connected to the middle of the bottom of the upper die holder, cooling devices are arranged on two sides, close to the top, of the inside of the lower die holder, a limiting rod is fixedly connected to the middle of the front of the lower die holder, close to the bottom, the bottom of the front of the lower die holder is fixedly connected to two sides of the limiting rod, a limiting slide block is connected to the vertical position of the inner side of the limiting rod in a sliding mode, and a supplementary lug is fixedly connected to one end of the outside of the limiting slide block. The metal punch forming die achieves the purposes of increasing the contact area with materials and improving the positioning stability before the materials are processed.

Description

Metal stamping forming die

Technical Field

The invention relates to the technical field of punch forming, in particular to a metal punch forming die.

Background

The press forming is a processing and forming method for obtaining a workpiece (stamping part) with a required shape and size by applying an external force to a plate, a strip, a pipe, a section bar and the like by a press machine and a die to cause plastic deformation or separation. The stamped blanks are mainly hot and cold rolled steel sheets and strips.

The stamping die is a special process equipment for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part.

Traditional stamping forming mould can not preset the material to the punching press precision is low, and the skew phenomenon appears in the twinkling of an eye in the punching press contact, and a large amount of heats are piled up after the long-time work of stamping mould, and the heat causes the influence to subsequent material processing, also can cause the workman to burn with heat conduction to material surface.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a metal stamping forming die, which solves the problems that the traditional stamping forming die cannot pre-position materials, so that the stamping precision is low, the offset phenomenon occurs at the moment of stamping contact, a large amount of heat is accumulated after the stamping die works for a long time, the heat affects subsequent material processing, and the heat is conducted to the material surface to burn workers.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a metal stamping forming mould, includes die holder and upper die base, the inside intermediate position of die holder is provided with the punching press recess, the outside bottom fixedly connected with driver all around of die holder, the top output and the upper die base fixed connection of driver, the intermediate position fixedly connected with punching press plush copper of upper die base bottom, the inside both sides that are close to the top of die holder all are provided with cooling device, the die holder openly just is close to the intermediate position fixedly connected with gag lever post of bottom, the positive bottom of die holder just is located the clean mechanism of the equal fixedly connected with in both sides of gag lever post, the inboard vertical position sliding connection of gag lever post has spacing slider, the outside one end fixedly connected with of spacing slider supplyes the lug.

Preferably, a top pressure rod is fixedly connected to the middle of the top of the supplement lug, storage grooves are formed in two sides of the supplement lug close to the lower portion, and stabilizing auxiliary rods are rotatably connected to the interior of each storage groove. The contact area between the material and the material is increased, and the positioning stability of the material before processing is improved.

Preferably, the bottom of the stamping raised head is arranged corresponding to the shape of the stamping groove, two ends of the bottom of the stamping raised head are provided with complementary inner grooves, and the bottoms of the complementary inner grooves are arranged corresponding to the tops of the complementary lugs.

Preferably, the two sides of the inner part of the supplementary inner groove are both provided with a leveling accommodating groove, and the leveling accommodating groove is rotatably connected with an elastic deflector rod. Sufficient knocking force is provided for the material to be separated from the die, and the material is accelerated to fall off.

Preferably, the cooling device comprises a heat dissipation inner groove, the inside of the heat dissipation inner groove is fixedly connected with an inner filling rod, and the output ends of the two sides of the inner filling rod are all penetrated with extension insertion rods.

Preferably, both ends of the heat-radiating inner groove are rotatably connected with driving fan blades, the extending insertion rod penetrates through the center positions of the driving fan blades and is in threaded connection with the driving fan blades, and the outer surface of the filling inner rod is fixedly connected with a laminating heat absorbing plate. Realize the automatic drive heat dissipation, improve the radiating efficiency of mould simultaneously, protect the material and improve mould life's purpose.

Preferably, the cleaning mechanism comprises a medium discharge groove, one half of the medium discharge groove is arranged in the lower die base, the left side of the medium discharge groove is communicated with an air supply spray pipe, and the top end of the medium discharge groove is fixedly connected with a material rejecting conical block.

Preferably, the back of the material picking conical block is communicated with the air supply spray pipe through a corrugated limiting pipe, a sealing slip sheet is connected to the inside of the medium discharge groove in a sliding mode, and a matching inner groove is formed in the inside of the top end of the material picking conical block. Realize the cooling in the die cavity, simultaneously with the impurity clearance in the die cavity, avoid impurity to the influence of stamping forming.

Preferably, the inside of the matching inner groove is rotatably connected with a steering lifting plate, and the surface of the steering lifting plate is fixedly connected with an air spray pipe. During stamping, the material is extruded to turn to the lifting plate and is pushed outwards, so that stable stamping is ensured, and convenience is brought to workers to take off the material.

(III) advantageous effects

The invention provides a metal punch forming die. The method has the following beneficial effects:

(1) according to the metal punch forming die, the stabilizing auxiliary rod is turned downwards by the elastic force before punching and is in contact extrusion with the surface of a material, so that the contact area of the stabilizing auxiliary rod and the material is increased, and the positioning stability of the material before processing is improved; along with the punching, the supplementary lug and the supplementary inner groove gradually form a complete punching raised head mechanism, and the normal operation of punching deformation is ensured.

(2) This metal stamping forming mould, the punching press power inserts the position between the elasticity driving lever with the roof pressure pole to drive the elasticity driving lever and to keeping in the inside upset of groove to leveling, realize leveling and accomodate, the elasticity driving lever compression is held the power this moment, and after the punching press was ended, the elasticity of elasticity driving lever is released in the twinkling of an eye, and the inertia of elasticity driving lever strikes the metal material surface, breaks away from the power of providing sufficient striking for material and mould for the material drops.

(3) This metal stamping forming mould piles up a large amount of heats after the position that die holder top and material contact were buckled is worked for a long time, and the heat fills the inside of laminating absorber plate conduction to pole in filling, its inside inflation medium volume increase to extend the inserted bar and outwards extend, will drive the fan piece and promote rotatoryly, accelerate the mobility of the inside air of heat dissipation inside groove, realize the automatic drive heat dissipation, improve the radiating efficiency of mould simultaneously, protect material and improvement mould life's purpose.

(4) This metal stamping forming mould, when the temperature of punching press recess bottom risees, the inside medium inflation of medium blown down tank drives sealed gleitbretter and impels compressed air to discharge the air from the air jet pipe, realizes the cooling in the die cavity, clears up the impurity in the die cavity simultaneously, avoids impurity to the influence of punching press shaping.

(5) This metal stamping forming mould, the pressure of air during high temperature realizes that ripple limiting tube promotes to pick the material cone and removes to turn to and lift board and material bottom contact, after the punching press contact, hold turning to of power and lift the board and upwards shovel the material and move, material extrusion turns to and lifts the board during the punching press simultaneously, and outwards promotes it, guarantees that the stability of punching press goes on, makes things convenient for the workman to take off the material.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic view of the construction of a restraint bar according to the present invention;

fig. 3 is a schematic view of the punch nose of the present invention;

FIG. 4 is a schematic structural diagram of the cooling device of the present invention;

FIG. 5 is a schematic view of the cleaning mechanism of the present invention;

FIG. 6 is a schematic view of the material rejecting cone block according to the present invention.

In the figure: 1 lower die holder, 2 upper die holder, 3 stamping groove, 4 driver, 5 stamping raised head, 6 cooling device, 61 heat dissipation inner groove, 62 filling inner rod, 63 extending inserted rod, 64 driving fan sheet, 65 attaching heat absorbing plate, 7 limiting rod, 8 cleaning mechanism, 81 medium discharge groove, 82 air supply spray pipe, 83 material rejecting conical block, 84 ripple limiting pipe, 85 matching inner groove, 86 sealing slip sheet, 87 turning lifting plate, 88 air spray pipe, 9 limiting slide block, 10 supplementing convex block, 11 jacking rod, 12 containing groove, 13 stabilizing auxiliary rod, 14 supplementing inner groove, 15 leveling containing groove and 16 elastic deflector rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, the present invention provides a technical solution: the utility model provides a metal stamping forming die, including die holder 1 and upper die base 2, the intermediate position of 1 inside of die holder is provided with punching press recess 3, 1 outside bottom fixedly connected with driver 4 all around of die holder, the top output and 2 fixed connection of upper die base of driver 4, the intermediate position fixedly connected with punching press plush copper 5 of 2 bottoms of upper die base, the inside both sides that are close to the top of die holder 1 all are provided with cooling device 6, die holder 1 openly just is close to the intermediate position fixedly connected with gag lever post 7 of bottom, the positive bottom of die holder 1 just is located the clean mechanism 8 of the equal fixedly connected with in both sides of gag lever post 7, the inboard vertical position sliding connection of gag lever post 7 has spacing slider 9, the outside one end fixedly connected with of spacing slider 9 supplyes lug 10.

The middle position of the top of the supplement lug 10 is fixedly connected with a top pressure rod 11, two sides of the supplement lug 10 close to the lower part are respectively provided with a storage groove 12, and the interior of each storage groove 12 is rotatably connected with a stabilizing auxiliary rod 13. The contact area between the material and the material is increased, and the positioning stability of the material before processing is improved.

The bottom of the punching raised head 5 is arranged corresponding to the shape of the punching groove 3, two ends of the bottom of the punching raised head 5 are provided with complementary inner grooves 14, and the bottoms of the complementary inner grooves 14 are arranged corresponding to the tops of the complementary lugs 10.

The two sides of the inner supplementary groove 14 are provided with a leveling accommodating groove 15, and an elastic deflector rod 16 is rotatably connected in the leveling accommodating groove 15. Sufficient knocking force is provided for the material to be separated from the die, and the material is accelerated to fall off.

The cooling device 6 comprises a heat dissipation inner groove 61, a filling inner rod 62 is fixedly connected inside the heat dissipation inner groove 61, and extension insertion rods 63 penetrate through output ends of two sides of the filling inner rod 62.

The two ends of the inner heat dissipation groove 61 are rotatably connected with driving fan blades 64, the central positions of the extension insertion rods 63 and the driving fan blades 64 are penetrated and connected through threads, and the outer surface of the inner filling rod 62 is fixedly connected with an attaching heat absorbing plate 65. Realize the automatic drive heat dissipation, improve the radiating efficiency of mould simultaneously, protect the material and improve mould life's purpose.

The cleaning mechanism 8 comprises a medium discharging groove 81, one half of the medium discharging groove 81 is arranged in the lower die holder 1, the left side of the medium discharging groove 81 is communicated with an air supply spray pipe 82, and the top end of the medium discharging groove 81 is fixedly connected with a material rejecting conical block 83.

The back of the material rejecting cone block 83 is communicated with the air supply spray pipe 82 through a corrugated limiting pipe 84, a sealing slide sheet 86 is connected inside the medium discharging groove 81 in a sliding mode, and a matching inner groove 85 is arranged inside the top end of the material rejecting cone block 83. Realize the cooling in the die cavity, simultaneously with the impurity clearance in the die cavity, avoid impurity to the influence of stamping forming.

A steering lifting plate 87 is rotatably connected to the inside of the inner groove 85, and an air nozzle 88 is fixedly connected to the surface of the steering lifting plate 87. During stamping, the material is extruded to turn to the lifting plate 87 and is pushed outwards, so that stable stamping is ensured, and convenience is brought to workers for stripping.

The working principle is as follows: placing the material on the top of the lower die holder 1, moving the supplement lug 10 to the middle position of two ends of the material, wherein the middle position of the material corresponds to the bottom of the supplement lug 10, so that the accurate positioning of the stamping position of the material can be ensured, and meanwhile, the stability of the material is kept under the action of the dead weight of the lower die holder 1; before stamping, the stabilizing auxiliary rod 13 is turned downwards by elasticity to contact and extrude with the surface of the material, so that the contact area with the material is increased, and the positioning stability before processing the material is improved; along with the punching, the supplementary convex block 10 and the supplementary inner groove 14 gradually form a complete punching convex head mechanism to ensure the normal operation of punching deformation; the top pressure rod 11 is inserted into the position between the elastic deflector rods 16 by the punching force, the elastic deflector rods 16 are driven to turn towards the interior of the flat accommodating groove 15, flat accommodation is realized, the elastic deflector rods 16 compress and accumulate force at the moment, after the punching is finished, the elastic force of the elastic deflector rods 16 is released instantly, the inertia of the elastic deflector rods 16 strikes the surface of the metal material, sufficient striking force is provided for the separation of the material and a mold, and the falling of the material is accelerated; after the position, which is in contact with and bent by the material, of the top of the lower die holder 1 works for a long time, a large amount of heat is accumulated, the heat is filled and attached to the heat absorbing plate 65 and is conducted to the inside of the inner filling rod 62, the volume of an expansion medium in the heat absorbing plate is increased, so that the extending inserting rod 63 extends outwards, the driving fan sheet 64 is pushed to rotate, the liquidity of air in the heat dissipation inner groove 61 is accelerated, the automatic driving heat dissipation is realized, the heat dissipation efficiency of the die is improved, the material is protected, and the service life of the die is prolonged; when the temperature at the bottom of the stamping groove 3 rises, the medium in the medium discharging groove 81 expands to drive the sealing slide sheet 86 to push compressed air to discharge the air from the air spray pipe 88, so that the temperature in the die cavity is reduced, and meanwhile, impurities in the die cavity are cleaned, so that the influence of the impurities on stamping forming is avoided; the corrugated limiting pipe 84 pushes the material picking conical block 83 to move under the pressure of air at high temperature, so that the steering lifting plate 87 is contacted with the bottom of the material, after the material is contacted with the material, the steering lifting plate 87 with accumulated force shovels the material upwards, and the material is extruded to the steering lifting plate 87 during stamping and is pushed outwards, so that the stable stamping is ensured, and the material taking-off of workers is facilitated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 stamping forming mould, includes die holder (1) and upper die base (2), its characterized in that: a stamping groove (3) is arranged in the middle of the inner part of the lower die holder (1), drivers (4) are fixedly connected with the bottom of the periphery of the outer part of the lower die holder (1), the top output end of the driver (4) is fixedly connected with the upper die holder (2), the middle position of the bottom of the upper die holder (2) is fixedly connected with a punching raised head (5), both sides of the interior of the lower die holder (1) close to the top end are provided with cooling devices (6), a limiting rod (7) is fixedly connected at the middle position of the front surface of the lower die holder (1) close to the bottom, the bottom end of the front surface of the lower die holder (1) and two sides of the limiting rod (7) are fixedly connected with cleaning mechanisms (8), a limiting slide block (9) is connected in a sliding way at the vertical position of the inner side of the limiting rod (7), and one end of the outer part of the limiting sliding block (9) is fixedly connected with a supplementary lug (10).

2. The metal punch forming die according to claim 1, wherein: the middle position of the top of the supplement lug (10) is fixedly connected with a top pressure rod (11), two sides of the supplement lug (10) close to the lower portion are respectively provided with a storage groove (12), and the interior of each storage groove (12) is rotatably connected with a stabilizing auxiliary rod (13).

3. The metal punch forming die according to claim 2, wherein: the bottom of the stamping raised head (5) is arranged corresponding to the shape of the stamping groove (3), two ends of the bottom of the stamping raised head (5) are provided with complementary inner grooves (14), and the bottoms of the complementary inner grooves (14) are arranged corresponding to the tops of the complementary lugs (10).

4. The metal punch forming die according to claim 3, wherein: the two sides of the inner part of the supplementary inner groove (14) are respectively provided with a leveling accommodating groove (15), and the inner part of the leveling accommodating groove (15) is rotatably connected with an elastic deflector rod (16).

5. The metal punch forming die according to claim 1, wherein: the cooling device (6) comprises a heat dissipation inner groove (61), the inner filling rod (62) is fixedly connected to the inside of the heat dissipation inner groove (61), and extension insertion rods (63) penetrate through output ends of two sides of the inner filling rod (62).

6. The metal punch forming die according to claim 5, wherein: the two ends of the heat dissipation inner groove (61) are rotatably connected with driving fan blades (64), the center positions of the extension insertion rods (63) and the driving fan blades (64) penetrate through and are in threaded connection, and the outer surface of the filling inner rod (62) is fixedly connected with an attaching heat absorption plate (65).

7. The metal punch forming die according to claim 1, wherein: clean mechanism (8) are including medium blown down tank (81), half of setting of medium blown down tank (81) is in the inside of die holder (1), the left side intercommunication of medium blown down tank (81) has air feed spray tube (82), the top fixedly connected with of medium blown down tank (81) picks material awl piece (83).

8. The metal punch forming die according to claim 7, wherein: the back of the material-rejecting conical block (83) is communicated with an air supply spray pipe (82) through a corrugated limiting pipe (84), a sealing sliding sheet (86) is connected to the inside of the medium discharging groove (81) in a sliding mode, and a matching inner groove (85) is formed in the inner portion of the top end of the material-rejecting conical block (83).

9. The metal punch forming die according to claim 8, wherein: the interior of the matching inner groove (85) is rotatably connected with a steering lifting plate (87), and the surface of the steering lifting plate (87) is fixedly connected with an air spray pipe (88).