CN209849698U

CN209849698U - Stamping die for metal support

Info

Publication number: CN209849698U
Application number: CN201920597669.1U
Authority: CN
Inventors: 夏大国
Original assignee: Kunshan Dingli Machinery Co Ltd
Current assignee: Kunshan Dingli Machinery Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2019-12-27
Anticipated expiration: 2029-04-28

Abstract

The utility model relates to the technical field of stamping dies, in particular to a stamping die for a metal support, which solves the defects of larger vibration and low processing precision in the prior art, and comprises a bottom plate, wherein the top of the bottom plate is sequentially fixed with a guide pillar, a damping guide mechanism, a fixed seat and a positioning seat through bolts, the top of the guide pillar is connected with a top plate through screws, the upper surface of the top plate is provided with a cylinder, the inside of the cylinder is provided with a piston rod, the other end of the piston rod is fixed with a lifting plate through nuts and bolts, and through the arrangement of structures such as a positioning rod, a tooth surface groove, a positioning rod, a positioning tooth block and the like, four groups of guide plates are additionally arranged on the front side and the rear side of equipment in the stamping process and are matched with the sliding of the positioning rod to improve the positioning precision of the equipment, and after stamping, the, the processing precision of the stamping die is greatly improved, and the high-precision processing requirement is met.

Description

Stamping die for metal support

Technical Field

The utility model relates to a stamping die technical field especially relates to a stamping die for metal support.

Background

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.

At present, the stamping die has the following defects in the using process: firstly, the stamping die is when the punching press, because the influence of stamping force, the vibration that equipment often produced is great, and stamping process is unstable, influences the quality of punching press, and secondly equipment only adopts the guide pillar to lead, and positioning accuracy is not high, and stamping die takes place the skew easily, and its machining precision is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the vibration is great, the machining precision is low among the prior art, and the stamping die for the metal support who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a stamping die for a metal bracket comprises a bottom plate, wherein the top of the bottom plate is fixed with a guide post, a damping guide mechanism, a fixed seat and a positioning seat sequentially through bolts, the top of the guide post is connected with a top plate through a screw, the upper surface of the top plate is provided with an air cylinder, a piston rod is arranged inside the air cylinder, the other end of the piston rod is fixed with a lifting plate through a nut bolt, the lifting plate is arranged outside the guide post in a sliding way, the bottom of the lifting plate is connected with a stamping plate through a screw, the bottom of the stamping plate is fixed with a punching needle through a bolt, the two sides of the lifting plate are respectively welded with a first connecting plate, the other end of the first connecting plate is movably hinged with a connecting rod, the other end of the connecting rod is movably hinged with a second connecting plate, and a positioning rod is welded on one side of the second connecting plate and is arranged in the fixed seat and the positioning seat in a sliding manner.

Preferably, a through hole is formed in the lifting plate, a guide sleeve is welded to the inner wall of the through hole, and the guide pillar is assembled inside the guide sleeve.

Preferably, the damping guide mechanism comprises a fixing plate, the fixing plate is fixed on the upper surface of the bottom plate through screws, a plurality of groups of first damping springs are welded on one side of the fixing plate, the other ends of the first damping springs are connected with a guide plate through buckles, and the guide plate is fixedly connected with the top of the bottom plate through screws.

Preferably, both sides of the lifting plate are provided with grooves, and the guide plate is in sliding connection with the inner parts of the grooves.

Preferably, a sliding hole is formed in the fixing seat, a sliding groove is formed in the positioning seat, the positioning rod is respectively connected with the sliding groove and the sliding hole in a sliding mode, a tooth surface groove is formed in the sliding groove, one end of the positioning rod is provided with a positioning tooth block in an integrated structure, and the positioning tooth block and the tooth surface groove are identical in size and shape.

Preferably, the outer side of the positioning rod is sleeved with a second damping spring, one end of the second damping spring is welded and fixed with one side of the fixing seat, and the other end of the second damping spring is fixedly connected with one side of the second connecting plate through a buckle.

The utility model has the advantages that:

1. the utility model discloses in through the setting of locating lever, deflector, flank groove, locating lever and location tooth piece isotructure, at the in-process of punching press, four group's deflectors have been add to both sides around the equipment, the slip of cooperation locating lever for improve equipment's location precision, after the punching press, location tooth piece and the mutual block of flank groove carry out the secondary location to the punching press position, have improved stamping die's machining precision greatly, satisfy the processing demand of high accuracy.

2. The utility model discloses in set up through first damping spring, second damping spring, flank groove and location tooth piece isotructure, the in-process of punching press can reduce the vibrational force of equipment punching press effectively through first damping spring and second damping spring to the flank groove is after the block of location, because the design of flank of tooth, makes the vertical direction of locating lever can not squint again, has strengthened the stability when punching press, has guaranteed the processingquality of product.

Drawings

Fig. 1 is a schematic front structural view of a stamping die for a metal bracket according to the present invention;

fig. 2 is a side view of the damping guide mechanism of the present invention;

fig. 3 is a schematic structural view of the lifting plate provided by the present invention;

fig. 4 is an enlarged view of the position a of the stamping die for metal bracket.

In the figure: the device comprises a base plate 1, a guide pillar 2, a top plate 3, a cylinder 4, a piston rod 5, a damping guide mechanism 6, a fixing plate 61, a first damping spring 62, a guide plate 63, a stamping plate 7, a guide sleeve 8, a lifting plate 9, a first connecting plate 10, a second connecting plate 11, a second damping spring 13, a fixing seat 14, a positioning seat 15, a sliding groove 16, a positioning rod 17, a punching pin 18, a groove 19, a tooth surface groove 20, a positioning tooth block 21 and a sliding hole 22.

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.

Referring to fig. 1-4, a stamping die for a metal support comprises a bottom plate 1, wherein a guide pillar 2, a damping guide mechanism 6, a fixed seat 14 and a positioning seat 15 are sequentially fixed on the top of the bottom plate 1 through bolts, a top plate 3 is connected on the top of the guide pillar 2 through a screw, an air cylinder 4 is installed on the upper surface of the top plate 3, a piston rod 5 is arranged inside the air cylinder 4, a lifting plate 9 is fixed on the other end of the piston rod 5 through a nut and a bolt, the lifting plate 9 is arranged outside the guide pillar 2 in a sliding manner, the bottom of the lifting plate 9 is connected with a stamping plate 7 through a screw, a punching needle 18 is fixed on the bottom of the stamping plate 7 through a bolt, first connecting plates 10 are welded on two sides of the lifting plate 9, connecting rods 12 are movably hinged on the other ends of the first connecting plates 10, second connecting plates 11 are, the positioning rod 17 is arranged inside the fixed seat 14 and the positioning seat 15 in a sliding manner, a through hole is formed inside the lifting plate 9, a guide sleeve 8 is welded on the inner wall of the through hole, the guide post 2 is assembled inside the guide sleeve 8, the damping guide mechanism 6 comprises a fixed plate 61, the fixed plate 61 is fixed on the upper surface of the bottom plate 1 through screws, a plurality of groups of first damping springs 62 are welded on one side of the fixed plate 61, the first damping springs 62, the second damping springs 13, the tooth surface grooves 20, the positioning tooth blocks 20 and the like are structurally arranged, in the stamping process, the vibration force of equipment stamping can be effectively reduced through the first damping springs 62 and the second damping springs 13, the tooth surface grooves 20 are positioned and clamped, due to the design of the tooth surface, the vertical direction of the positioning rod 17 cannot deviate any more, the stability in stamping is enhanced, the processing quality of a product is ensured, the other end of the first damping springs 62 is connected, the guide plate 63 is fixedly connected with the top of the bottom plate 1 through screws;

wherein, both sides of the lifting plate 9 are provided with grooves 19, the guide plate 63 is connected with the inside of the grooves 19 in a sliding manner, the fixing seat 14 is provided with a sliding hole 22 in the inside, the positioning seat 15 is provided with a sliding groove 16 in the inside, the positioning rod 17 is respectively connected with the sliding groove 16 and the sliding hole 22 in a sliding manner, the sliding groove 16 is provided with a tooth surface groove 20 in the inside, one end of the positioning rod 17 is provided with a positioning tooth block 21 with an integrated structure, through the arrangement of the positioning rod 17, the guide plate 63, the tooth surface groove 20, the positioning rod 17, the positioning tooth block 21 and the like, in the stamping process, four groups of guide plates 63 are additionally arranged on the front side and the rear side of the device and are matched with the sliding of the positioning rod 17 for improving the positioning accuracy of the device, after stamping, the positioning tooth block 21 and the tooth surface groove 20 are mutually clamped, the secondary positioning, and the size and shape of the positioning tooth block 21 are the same as those of the tooth surface groove 20, the outer side of the positioning rod 17 is sleeved with a second damping spring 13, one end of the second damping spring 13 is fixedly welded with one side of the fixed seat 14, and the other end of the second damping spring 13 is fixedly connected with one side of the second connecting plate 11 through a buckle.

In the embodiment, when the punching machine is used, a workpiece is placed at the top of the bottom plate 1 and is positioned right below the punching device, after the air cylinder 4 works, the driving piston rod 5 downwards pushes the lifting plate 9 to slide on the guide post 2 and the guide plate 63, the distance between the guide plates 63 is fixed, so that the transverse position and the longitudinal position of the lifting plate 9 are limited, the moving position is accurate, meanwhile, the lifting plate 9 drives the first connecting plate 11 to downwards move, one end of the connecting rod 12 has downward pressure, the other end of the connecting rod 12 moves towards two sides far away from the workpiece, the positioning rod 17 is pushed to slide in the sliding hole 22 and the sliding groove 16, at the moment, the second damping spring 13 is stressed and compressed, when the punching needle 18 is in contact with the workpiece for punching processing, the positioning tooth block 21 is just clamped in the tooth surface groove 20 for secondary positioning, meanwhile, after the tooth surface is clamped, the positioning rod 17 is locked in the vertical direction, and the, the vibration force is transmitted to the first damping spring 62 and the second damping spring 13, so that the vibration force during stamping is greatly reduced, and the processing quality of the workpiece is ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A stamping die for a metal support comprises a base plate (1) and is characterized in that a guide pillar (2), a damping guide mechanism (6), a fixed seat (14) and a positioning seat (15) are sequentially fixed on the top of the base plate (1) through bolts, the top of the guide pillar (2) is connected with a top plate (3) through a screw, an air cylinder (4) is installed on the upper surface of the top plate (3), a piston rod (5) is arranged inside the air cylinder (4), a lifting plate (9) is fixed at the other end of the piston rod (5) through a nut bolt, the lifting plate (9) is arranged on the outer side of the guide pillar (2) in a sliding mode, the bottom of the lifting plate (9) is connected with a stamping plate (7) through a screw, a punching needle (18) is fixed at the bottom of the stamping plate (7) through a bolt, and first connecting plates (10) are welded on two, the other end activity of first connecting plate (10) articulates there is connecting rod (12), and the other end activity of connecting rod (12) articulates there is second connecting plate (11), one side welding of second connecting plate (11) has locating lever (17), locating lever (17) slide to set up in the inside of fixing base (14) and positioning seat (15).

2. The stamping die for the metal bracket as recited in claim 1, wherein the lifting plate (9) is provided with a through hole inside, the inner wall of the through hole is welded with a guide sleeve (8), and the guide post (2) is assembled inside the guide sleeve (8).

3. The stamping die for the metal support according to claim 1, wherein the damping guide mechanism (6) comprises a fixing plate (61), the fixing plate (61) is fixed on the upper surface of the bottom plate (1) through screws, a plurality of groups of first damping springs (62) are welded on one side of the fixing plate (61), the other ends of the first damping springs (62) are connected with a guide plate (63) through buckles, and the guide plate (63) is fixedly connected with the top of the bottom plate (1) through screws.

4. A stamping die for metal brackets as claimed in claim 3, characterized in that the lifting plate (9) is provided with grooves (19) on both sides, the guiding plate (63) being slidably connected to the inside of the groove (19).

5. The stamping die for the metal support according to claim 1, wherein a sliding hole (22) is formed inside the fixing seat (14), a sliding groove (16) is formed inside the positioning seat (15), the positioning rod (17) is respectively connected with the sliding groove (16) and the sliding hole (22) in a sliding manner, a tooth surface groove (20) is formed inside the sliding groove (16), a positioning tooth block (21) of an integrated structure is arranged at one end of the positioning rod (17), and the positioning tooth block (21) and the tooth surface groove (20) are the same in size and shape.

6. The stamping die for the metal support according to claim 1, wherein a second damping spring (13) is sleeved outside the positioning rod (17), one end of the second damping spring (13) is welded and fixed with one side of the fixing seat (14), and the other end of the second damping spring (13) is fixedly connected with one side of the second connecting plate (11) through a buckle.