CN217798480U

CN217798480U - Metal stamping die tensile structure

Info

Publication number: CN217798480U
Application number: CN202221883567.4U
Authority: CN
Inventors: 江潮
Original assignee: KUNSHAN HUAKUI MACHINERY ELECTRONIC CO Ltd
Current assignee: KUNSHAN HUAKUI MACHINERY ELECTRONIC CO Ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-11-15
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses a metal stamping die stretching structure, including mounting panel and upper die, the middle part cover of mounting panel top both sides is equipped with the guide bar, and two sets of the top of guide bar installs the bed die jointly, the middle part at bed die top has seted up the storing trough, the middle part at mounting panel top is installed the guide arm, the outside cover of guide arm is equipped with the drawing head, the middle part of upper die bottom is provided with accomodates the groove, accomodate the middle part at the inboard top of groove and seted up the drawing groove; the utility model discloses a mutually supporting between tensile head, guide arm, rack A, gear, rack B, guide bar, sliding sleeve and the spring B for when stretching the machined part, the mould slowly moves down and stretches the machined part in the earlier control, and after the shaping of tensile hole groove on the machined part, the device can promote tensile head and rise when the tensile groove moves down, and is quick to the machined part quadratic extension, can make the crowded complete stretching of machined part.

Description

Metal stamping die tensile structure

Technical Field

The utility model relates to a stamping die technical field specifically is a metal stamping die tensile structure.

Background

The drawing die is one of the stamping dies, and the shape and the size of a workpiece are changed in a stamping mode during action;

some problems with the existing devices: 1. when the existing device is used for processing a metal material, the material is usually rapidly stretched in place at one time, so that the damage to the material is large, the processed material is easy to damage, and the processing yield of the device is reduced; 2. the existing device has poor limiting effect on a stamping part when the stamping part is stamped and stretched, and the position of a part is easy to move during stamping, so that the stretching size is unqualified.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal stamping die tensile structure to propose current problem in solving above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a metal stamping die tensile structure, includes mounting panel and last mould, the middle part cover of mounting panel top both sides is equipped with the guide bar, and is two sets of the bed die is installed jointly at the top of guide bar, the blowing groove has been seted up at the middle part at bed die top, the mid-mounting at mounting panel top has the guide arm, the outside cover of guide arm is equipped with tensile head, the middle part of going up the mould bottom is provided with accomodates the groove, accomodate the middle part at inslot side top and seted up tensile groove, it is provided with the guide slot, two sets of to accomodate the both sides at the inslot side top the inboard cover of guide slot is equipped with the push rod, and is two sets of the top of push rod is provided with spring A, and is two sets of the press platen is installed jointly to the bottom of push rod, the bottom of tensile head both sides is provided with the tensile subassembly of secondary.

Preferably, the secondary stretching assembly comprises a rack A, a gear, a rack B, a sliding sleeve and a spring B, wherein the rack A is located at the bottom of two sides of the stretching head, the two sides of the mounting plate top, which are close to the stretching head, are sleeved with the gear meshed with the rack A, and the sliding sleeve is sleeved at the outer side of the guide rod and is two sets of the sliding sleeve, which is close to one side, is installed with the rack B meshed with the gear, and is two sets of the bottom of the sliding sleeve is provided with the spring B, and the spring B is located at the outer side of the guide rod, so that secondary stretching can be performed after a stretching pit groove on a machined part is formed.

Preferably, the pressing plate is made of an annular structure, and a through hole matched with the stretching head is formed in the inner side of the pressing plate, so that the pressing plate can be pressed at the edge of a workpiece.

Preferably, the locating levers are installed on two sides of the top of the lower die, and locating grooves matched with the locating levers are formed in two sides of the bottom of the upper die and used for improving die assembly stability.

Preferably, the bottoms of the two groups of guide rods are provided with limiting blocks for limiting the moving range of the guide rods.

Preferably, the bottom of the stretching head is provided with a through groove, and the top of the stretching head extends to the inner side of the through groove, so that the workpiece is conveniently stretched.

Compared with the prior art, the beneficial effects of the utility model are that: the metal stamping die stretches the structure;

1. through the mutual matching among the stretching head, the guide rod, the rack A, the gear, the rack B, the guide rod, the sliding sleeve and the spring B, when a workpiece is stretched, the upper die can be controlled to slowly move downwards to stretch the workpiece, after a stretching pit groove on the workpiece is formed, the device can push the stretching head to ascend while the stretching groove moves downwards, the workpiece is rapidly stretched for the second time, the workpiece can be extruded and completely stretched, the device is not easy to damage the workpiece, the stretching speed is guaranteed, and the product percent of pass is improved;

2. through push rod, guide slot, accomodate groove, spring A and press the cooperation of mutually between the clamp plate for when the device moved the compound die under last mould, can promote the edge of pressing the clamp plate tightly at the machined part, can promote the spacing effect to the machined part, make the machined part be difficult for appearing rocking, promoted the stability when device is tensile.

Drawings

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

FIG. 2 is a front view of the present invention;

fig. 3 is a top view of the lower mold of the present invention.

In the figure: 1. mounting a plate; 2. a stretching head; 3. a guide bar; 4. a rack A; 5. a gear; 6. a rack B; 7. a lower die; 8. a discharging groove; 9. a push rod; 10. a guide groove; 11. a drawing tank; 12. a storage groove; 13. a spring A; 14. a pressing plate; 15. an upper die; 16. a guide rod; 17. a sliding sleeve; 18. and a spring B.

Detailed Description

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

Referring to fig. 1-3, the present invention provides an embodiment: a metal stamping die stretching structure comprises a mounting plate 1 and an upper die 15, guide rods 16 are sleeved in the middles of two sides of the top of the mounting plate 1, limiting blocks are arranged at the bottoms of the two groups of guide rods 16 and used for limiting the moving range of the guide rods 16, a lower die 7 is jointly installed at the tops of the two groups of guide rods 16, positioning rods are installed on two sides of the top of the lower die 7, positioning grooves matched with the positioning rods are formed in two sides of the bottom of the upper die 15 and used for improving die assembly stability, a discharging groove 8 is formed in the middle of the top of the lower die 7, a guide rod 3 is installed in the middle of the top of the mounting plate 1, a stretching head 2 is sleeved on the outer side of the guide rod 3, a through groove is formed in the bottom of the stretching head 2, the top of the stretching head 2 extends to the inner side of the through groove, and a machined piece is conveniently stretched;

the middle part of the bottom of the upper die 15 is provided with a containing groove 12, the middle part of the top of the inner side of the containing groove 12 is provided with a stretching groove 11, two sides of the top of the inner side of the containing groove 12 are provided with guide grooves 10, push rods 9 are sleeved on the inner sides of two groups of guide grooves 10, the tops of two groups of push rods 9 are provided with springs A13, the bottoms of the two groups of push rods 9 are jointly provided with a pressing plate 14, the pressing plate 14 is made of an annular structure, the inner side of the pressing plate 14 is provided with a through hole matched with the stretching head 2, so that the pressing plate 14 can be pressed at the edge of a workpiece, and the bottoms of two sides of the stretching head 2 are provided with secondary stretching assemblies;

the secondary stretching assembly comprises a rack A4, a gear 5, a rack B6, a sliding sleeve 17 and a spring B18, the rack A4 is located at the bottom of two sides of the stretching head 2, the two side sleeves of the top of the mounting plate, which are close to the stretching head 2, are provided with the gear 5 meshed with the rack A4, the outer side sleeves of the two groups of guide rods 16 are provided with the sliding sleeve 17, the two groups of sliding sleeves 17 are close to one side, and are provided with the rack B6 meshed with the gear 5, the bottoms of the two groups of sliding sleeves 17 are provided with the spring B18, the spring B18 is located at the outer side of the guide rods 16, and secondary stretching can be performed after stretching pit slot forming on a workpiece.

The working principle is as follows: when the device is used for stretching a metal material, firstly, the processed material is placed into a material placing groove 8, then, an upper die 15 is controlled to slowly move downwards through external driving force to be matched with a lower die 7, when the upper die 15 moves downwards, a pressing plate 14 can be pushed to be in contact with a processed part, a push rod 9 overcomes the elastic force of a spring A13 and is retracted into the inner side of a guide groove 10, the pressing plate 14 can be pushed to press one circle of the processed part by utilizing the elastic force of the spring A13, the limiting effect of the device on the processed part can be improved, and the processed part is prevented from moving when a rope is pulled; after the upper die 15 and the lower die 7 are closed, the pressing plate 14 can be accommodated in the accommodating groove 12, and the positioning rod can be clamped in the positioning groove to improve the stability of closing the dies;

at the moment, the upper die 15 can push the lower die 7 to move downwards under the guide of the two groups of guide rods 16, so that the stretching head 2 can push the stretching head to slowly stretch towards the stretching groove 11 from the bottom of the workpiece, the workpiece is not easily damaged after the stretching pit groove on the workpiece is formed, the lower die 7 can be in contact with the sliding sleeve 17 at the moment, the sliding sleeve 17 can be pushed by the lower die 7 to move downwards to overcome the elasticity of the spring B18 and drive the rack B6 to move downwards, the gear 5 meshed with the rack B6 can be driven to rotate by the rack B6, the rack A4 is driven by the gear 5 to push the stretching head 2 to ascend under the guide of the guide rod 3, the stretching head 2 can be driven to move upwards when the stretching groove 11 moves downwards, the workpiece is rapidly stretched for the second time, the workpiece can be extruded and pressed into the stretching groove 11 to be completely stretched, and the stretching stability of the device is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, rather than to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a detachable connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Claims

1. The utility model provides a tensile structure of metal stamping die, includes mounting panel (1) and last mould (15), its characterized in that: the middle part cover of mounting panel (1) top both sides is equipped with guide bar (16), and is two sets of lower mould (7) are installed jointly at the top of guide bar (16), blowing groove (8) have been seted up at the middle part at lower mould (7) top, the mid-mounting at mounting panel (1) top has guide arm (3), the outside cover of guide arm (3) is equipped with tensile head (2), the middle part of going up mould (15) bottom is provided with accomodates groove (12), accomodate the middle part at groove (12) inboard top and seted up tensile groove (11), the both sides of accomodating groove (12) inboard top are provided with guide slot (10), and are two sets of the inboard cover of guide slot (10) is equipped with push rod (9), and is two sets of the top of push rod (9) is provided with spring A (13), and is two sets of press plate (14) are installed jointly to the bottom of push rod (9), the bottom of tensile head (2) both sides is provided with the secondary stretching subassembly.

2. The metal stamping die drawing structure as claimed in claim 1, wherein: tensile subassembly of secondary includes rack A (4), gear (5), rack B (6), sliding sleeve (17) and spring B (18), rack A (4) are located the bottom of tensile head (2) both sides, the both sides cover that mounting panel (1) top is close to tensile head (2) is equipped with gear (5) with rack A (4) mesh, and is two sets of the outside cover of guide bar (16) is equipped with sliding sleeve (17), and is two sets of sliding sleeve (17) are close to one side mutually and install rack B (6) with gear (5) mesh, and are two sets of the bottom of sliding sleeve (17) is provided with spring B (18), and spring B (18) are located the outside of guide bar (16).

3. The metal stamping die drawing structure as claimed in claim 1, wherein: the pressing plate (14) is made of an annular structure, and a through hole matched with the stretching head (2) is formed in the inner side of the pressing plate (14).

4. The metal stamping die drawing structure as claimed in claim 1, wherein: locating rods are installed on two sides of the top of the lower die (7), and locating grooves matched with the locating rods are formed in two sides of the bottom of the upper die (15).

5. The metal stamping die drawing structure as claimed in claim 1, wherein: the bottoms of the two groups of guide rods (16) are provided with limiting blocks.

6. The metal stamping die drawing structure as claimed in claim 1, wherein: the bottom of the stretching head (2) is provided with a through groove, and the top of the stretching head (2) extends to the inner side of the through groove.