CN216369827U - Precision machinery stamping die - Google Patents

Abstract

The utility model discloses a precision mechanical stamping die, which relates to the technical field of precision machinery, and comprises a base, an upper die and a lower die, wherein the upper die is arranged at the upper end of the base, the lower die is fixed on the upper surface of the base, a first buffer plate is arranged around the lower surface of the upper die, a second buffer plate is arranged around the lower die, and buffer springs positioned on four side surfaces of the lower die are arranged on the upper surface of the base; the utility model has the beneficial effects that: through main drive gear and auxiliary drive gear output tube one rebound to the lower mould in, through gas-supply pipe two afterwards, the produced piece of gas-supply pipe one and shower nozzle sprays high-pressure air in the lower mould, with this, can be very fast blow off the lower mould with the produced piece of punching press work piece in the lower mould, clear bits effect of realization that can be better, the piece that prevents in the lower mould adheres to or the work piece of the follow-up punching press of scratch, it is rotatory to drive the shower nozzle through gas-supply pipe one simultaneously, can effectually clear away the piece in the lower mould.

Description

Precision machinery stamping die

Technical Field

The utility model relates to the technical field of precision machinery, in particular to a precision machinery stamping die.

Background

Compact machines refer to the related equipment used for machining precision parts, which includes numerous types of machines, such as: precision machinery stamping die, equipment such as precision grinding machine and precision lathe, precision machinery stamping die is a equipment that is used for producing the punching press product, it has obtained extensive use in the field of mould, when precision machinery stamping die is at the punching press compound die, the punching press end causes the secondary impact to the work piece of punching press easily because gravity and bounce-back, cause harmful effects to the work piece quality after the punching press, in addition, can be accompanied with partial clastic production when punching press the work piece, these clastics can drop in the lower mould, the piece is attached to on the work piece when easily leading to follow-up punching press, or let the workpiece surface of punching press the dent appear, consequently, how to clear away the piece in the lower mould just is the problem of waiting for immediate solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and the defects of the prior precision mechanical stamping die, and provides a precision mechanical stamping die to solve the problems that secondary impact is easily caused on a stamped workpiece due to gravity and rebound of a stamping end of the prior precision mechanical stamping die, scraps generated by stamping are difficult to clean, the scraps are easily attached to the workpiece in subsequent stamping, or the surface of the stamped workpiece is indented.

In order to achieve the purpose, the adopted technical scheme is as follows:

a precision mechanical stamping die comprises a base, an upper die and a lower die, wherein the upper die is arranged at the upper end of the base, and the lower die is fixed on the upper surface of the base;

the periphery of the lower surface of the upper die is provided with a first buffer plate, the periphery of the lower die is provided with a second buffer plate, and the upper surface of the base is provided with buffer springs positioned on four side surfaces of the lower die;

the middle of the inside of the base is provided with an auxiliary transmission gear on the upper side, the middle of the inside of the base is provided with a main transmission gear meshed with the auxiliary transmission gear on the left side, the middle of the inside of the base is provided with a first gas pipe penetrating through the auxiliary transmission gear, and the inside of the first gas pipe is provided with a second gas pipe penetrating through the lower surface of the first gas pipe.

Preferably, a male die is fixed in the middle of the lower surface of the upper die and located on the inner side of the first buffer plate, a buffer pad is fixed on the lower surface of the first buffer plate, and the first buffer plate and the upper die are detachably connected.

Preferably, two sliding grooves are formed in the periphery of the outer surface of the lower die, two sliding blocks embedded into the sliding grooves in the same side are fixed on the periphery of the inner surface of the buffer plate, and the upper end of the buffer spring is connected with the lower surface of the buffer plate through screws.

Preferably, the male die corresponds to the lower die vertically, and the first buffer plate corresponds to the second buffer plate vertically.

Preferably, the bottom is provided with the kicking block in the lower mould, kicking block lower surface middle part is fixed with a gas-supply pipe upper end, the both sides all are fixed with the shower nozzle about a gas-supply pipe surface, a gas-supply pipe surface and vice drive gear internal surface all are provided with the screw thread, just gas-supply pipe one with vice drive gear threaded connection.

Preferably, the lower surface of the auxiliary transmission gear is rotatably connected with a limiting block fixed on the inner wall of the base, an air pump is arranged at the bottom in the base, the output end of the air pump is fixed with the lower ends of the two gas conveying pipes, a motor is arranged at the upper left end inside the base, and the output end of the motor is fixed with the upper surface of the main transmission gear.

By adopting the technical scheme, the beneficial effects are as follows:

through the blotter on the buffer board one, can obtain preliminary buffering effect when the blotter supports buffer board two, can further improve accurate mechanical stamping die's buffering effect through buffer board two and buffer spring and cooperation simultaneously, when can effectively solve accurate mechanical stamping die punching press in the past, the problem of secondary damage is easily caused to the work piece because gravity and bounce-back to the punching press end.

Through main drive gear and auxiliary drive gear output tube one rebound to the lower mould in, through gas-supply pipe two afterwards, the cooperation of gas-supply pipe one and shower nozzle sprays high-pressure air in the lower mould, with this, can be very fast blow off the lower mould with the produced piece of punching press work piece in the lower mould, clear bits effect of realization that can be better, the piece that prevents in the lower mould adheres to or the work piece of the follow-up punching press of scratch, it is rotatory to drive the shower nozzle through gas-supply pipe one simultaneously, can effectually clear away the piece in the lower mould, and is comparatively practical.

Drawings

FIG. 1 is a schematic overall perspective view of the present invention;

FIG. 2 is a schematic partial front view cross-sectional structure of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic perspective view of a second embodiment of the buffer plate of the present invention;

FIG. 4 is a schematic view of a portion A of FIG. 2 according to the present invention.

The labels in the figure are: 1-base, 2-upper die, 3-male die, 4-lower die, 5-buffer pad, 6-top block, 7-buffer spring, 8-chute, 9-buffer plate I, 10-buffer plate II, 11-motor, 12-main drive gear, 13-air pump, 14-air pipe I, 15-spray head, 16-air pipe II, 17-auxiliary drive gear and 18-limiting block.

Detailed Description

Referring to fig. 1 to 4, the present application is a precision mechanical stamping die, including a base 1, an upper die 2 and a lower die 4, where the upper die 2 is disposed at an upper end of the base 1, and the lower die 4 is fixed on an upper surface of the base 1;

the periphery of the lower surface of the upper die 2 is provided with a first buffer plate 9, the periphery of the lower die 4 is provided with a second buffer plate 10, the upper surface of the base 1 is provided with buffer springs 7 positioned on four side surfaces of the lower die 4, the middle part of the lower surface of the upper die 2 is fixed with a male die 3, the male die 3 is positioned at the inner side of the first buffer plate 9, the lower surface of the first buffer plate 9 is fixed with a buffer pad 5, the first buffer plate 9 is detachably connected with the upper die 2, two sliding grooves 8 are formed in the periphery of the outer surface of the lower die 4, two sliding blocks respectively embedded into the same sliding grooves 8 are fixed in the periphery of the inner surface of the second buffer plate 10, the upper end of the buffer spring 7 is connected with the lower surface of the second buffer plate 10 through screws, the male die 3 corresponds to the lower die 4 up and down, and the first buffer plate 9 corresponds to the second buffer plate 10 up and down;

when a workpiece is stamped, the upper die 2 drives the male die 3 to be downwards embedded into the lower die 4, meanwhile, the first buffer plate 9 can move together with the upper die 2, the first buffer plate 9 abuts against the second buffer plate 10 through the buffer pad 5, then the first buffer plate 9 downwards extrudes the second buffer plate 10 and enables the buffer spring 7 to be compressed and contracted, and meanwhile, the second buffer plate 10 slides along the sliding chute 8, so that a primary buffering effect can be obtained when the buffer pad 5 abuts against the second buffer plate 10 through the buffer pad 5 on the first buffer plate 9, meanwhile, as the male die 3 continuously extends into the lower die 4, the buffer effect of the precision mechanical stamping die can be further improved through the cooperation of the second buffer plate 10 and the buffer spring 7, and the problem that secondary impact is easily caused to the workpiece due to gravity and rebound when the traditional precision mechanical stamping die is stamped can be effectively solved;

furthermore, the first buffer plate 9 and the upper die 2 can be fixed by screws, the first buffer plate 9 is taken down from the upper die 2 by unscrewing the screws, then the buffer spring 7 is fixed at the position of the first buffer plate 9, so that the first buffer plate 9 can be replaced by the buffer spring 7, meanwhile, the second buffer plate 10 is fixed on the outer surface of the lower die 4, when a precision mechanical stamping die stamps a workpiece, the upper die 2 moves downwards and the male die 3 is embedded into the lower die 4, meanwhile, the lower end of the buffer spring 7 abuts against the upper surface of the second buffer plate 10, and the buffer spring 7 is compressed and contracted, so that the male die 3 can move downwards and obtain a physical buffer effect when the workpiece is stamped through the matching of the buffer spring 7, the buffer pad 5 and the second buffer plate 10, and the secondary impact of a stamping end on the workpiece is prevented;

the middle of the inside of the base 1 is provided with an auxiliary transmission gear 17 on the upper side, the middle of the inside of the base 1 is provided with a main transmission gear 12 meshed with the auxiliary transmission gear 17 on the left side, the middle of the inside of the base 1 is provided with a first air pipe 14 penetrating through the auxiliary transmission gear 17, the inside of the first air pipe 14 is provided with a second air pipe 16 penetrating through the lower surface of the first air pipe, the bottom of the lower die 4 is provided with a top block 6, the middle of the lower surface of the top block 6 is fixed with the upper end of the first air pipe 14, the left side and the right side of the outer surface of the first air pipe 14 are both fixed with spray heads 15, the outer surface of the first air pipe 14 and the inner surface of the auxiliary transmission gear 17 are both provided with threads, the first air pipe 14 is in threaded connection with the auxiliary transmission gear 17 through threads, the lower surface of the auxiliary transmission gear 17 is rotatably connected with a limiting block 18 fixed with the inner wall of the base 1, the bottom of the base 1 is provided with an air pump 13, the output end of the air pump 13 is fixed with the lower end of the second air delivery pipe 16, the upper left end inside the base 1 is provided with a motor 11, and the output end of the motor 11 is fixed with the upper surface of the main transmission gear 12;

when the scraps in the upper die 4 need to be cleaned, the motor 11 is electrified and drives the main transmission gear 12 to rotate, and the auxiliary transmission gear 17 is in threaded connection with the first output pipe 14, so that the first air pipe 14 can move upwards by the auxiliary transmission gear 17 under the drive of the main transmission gear 12, the ejector block 6 and the nozzle 15 can move upwards into the lower die 4, then high-pressure air is sprayed into the second air pipe 16 through the air pump 13, then the high-pressure air enters the first air pipe 14 through the second air pipe 16 and is sprayed into the lower die 4 through the nozzle 15, therefore, the scraps generated by punching the workpieces in the lower die 4 can be quickly blown out of the lower die 4, the scrap cleaning effect can be better realized, the scraps in the lower die 4 are prevented from being attached to or scratching the subsequent punched workpieces, meanwhile, the nozzle 15 is driven to rotate through the first air pipe 14, the scraps in the lower die 4 can be effectively cleaned, comparatively practical, let motor 11 remove gas-supply pipe 14 through final drive gear 12 and auxiliary drive gear 17 downwards once more after accomplishing clastic cleaing away to let kicking block 6 accomodate to lower mould 4 bottom, so that alright accomplish whole inseparable mechanical stamping die's piece and clean the operation.

Claims (6)

1. The utility model provides a precision machinery stamping die, includes base (1), goes up mould (2) and lower mould (4), it sets up in base (1) upper end to go up mould (2), lower mould (4) are fixed in base (1) upper surface, its characterized in that:

the periphery of the lower surface of the upper die (2) is provided with a first buffer plate (9);

a second buffer plate (10) is arranged on the periphery of the lower die (4), and buffer springs (7) located on four side surfaces of the lower die (4) are arranged on the upper surface of the base (1);

the novel gas transmission device is characterized in that an auxiliary transmission gear (17) is arranged on the upper portion of the middle inside the base (1), a main transmission gear (12) meshed with the auxiliary transmission gear (17) is arranged on the left portion of the middle inside the base (1), a first gas transmission pipe (14) penetrating through the auxiliary transmission gear (17) is arranged in the middle inside the base (1), and a second gas transmission pipe (16) penetrating through the lower surface of the first gas transmission pipe (14) is arranged inside the first gas transmission pipe.

2. The precision mechanical stamping die of claim 1, wherein: go up mould (2) lower surface middle part and be fixed with terrace die (3), terrace die (3) are located buffer board (9) are inboard, buffer board (9) lower surface is fixed with blotter (5), be connected for dismantling between buffer board (9) and the last mould (2).

3. The precision mechanical stamping die of claim 1, wherein: two sliding grooves (8) are formed in the periphery of the outer surface of the lower die (4), two sliding blocks embedded into the same side of the sliding grooves (8) are fixed on the periphery of the inner surface of the second buffer plate (10), and the upper end of the buffer spring (7) is connected with the lower surface of the second buffer plate (10) through screws.

4. The precision mechanical stamping die of claim 2, wherein: the male die (3) corresponds to the lower die (4) up and down;

and the first buffer plate (9) and the second buffer plate (10) vertically correspond to each other.

5. The precision mechanical stamping die of claim 1, wherein: the bottom is provided with kicking block (6) in lower mould (4), kicking block (6) lower surface middle part is fixed with gas-supply pipe (14) upper end, the gas-supply pipe (14) surface left and right sides all is fixed with shower nozzle (15), gas-supply pipe (14) surface and vice drive gear (17) internal surface all are provided with the screw thread, just gas-supply pipe (14) are through screw thread and vice drive gear (17) threaded connection.

6. The precision mechanical stamping die of claim 1, wherein: the lower surface of the auxiliary transmission gear (17) is rotatably connected with a limiting block (18) fixed to the inner wall of the base (1), an air pump (13) is arranged at the bottom in the base (1), the output end of the air pump (13) is fixed to the lower end of the second air conveying pipe (16), a motor (11) is arranged at the upper left end inside the base (1), and the output end of the motor (11) is fixed to the upper surface of the main transmission gear (12).

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