CN209775327U

CN209775327U - High-precision die

Info

Publication number: CN209775327U
Application number: CN201920323674.3U
Authority: CN
Inventors: 顾行洲; 吴叶峰; 彭建
Original assignee: Suzhou Pui Shi Precision Optics Technology Co Ltd
Current assignee: Suzhou Pui Shi Precision Optics Technology Co Ltd
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2019-12-13
Anticipated expiration: 2029-03-14

Abstract

The utility model belongs to optical lens mould pressing field discloses a high accuracy mould, including sleeve, bed die and supplementary spacing fixed establishment, telescopic upper and lower both ends inner wall surface mounting has the air pressure bar, and the top screw connection of air pressure bar has the mould, the left and right sides of bed die is provided with spacing fixed establishment, and the bed die is located the below of mould, the front end screwed connection of supplementary spacing fixed establishment has the stopper, and supplementary spacing fixed establishment is located the front end surface of mould, bed die respectively. This high accuracy mould compares with current ordinary mould, can carry out diversified spacing fixed to this mould inside for this mould has realized the assembly of high accuracy to and the super high accuracy of level dislocation and slope dislocation, has also shortened the process time of mould simultaneously, has improved the work efficiency of this mould, and the time consuming overlength, loss are many when having avoided mould processing lead to production efficiency low, the phenomenon that industrialization transformation ability is not enough.

Description

High-precision die

Technical Field

the utility model relates to an optical lens mould pressing field specifically is a high accuracy mould.

Background

The mold is a mold and a tool for obtaining a desired product by injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods in industrial production, and in short, the mold is a tool for manufacturing a molded article and is composed of various parts, and the physical state of the molded material is changed to realize the purpose. The optical element manufactured by the mould pressing mode has incomparable superiority, and can manufacture optical lenses with various specifications in batch and low cost. However, coma aberration is brought to an imaging system due to the eccentricity difference of two surfaces of the optical lens, and the product performance is seriously influenced.

The existing mold has some defects in the use process, for example, horizontal and oblique dislocation easily occurs in the use process, so that the time consumption of the mold is too long, the generated loss is too much, the production efficiency is low, the industrial conversion capability is insufficient, the use requirement of people can not be well met, and technical innovation is performed on the basis of the existing mold aiming at the conditions.

SUMMERY OF THE UTILITY MODEL

an object of the utility model is to provide a high accuracy mould to propose general mould in solving above-mentioned background art and still have some weak points in the use, for example, level and slope dislocation appear easily in the use, lead to the mould to add man-hour, the loss that expends time overlength, production is too much, lead to production efficiency low, and industrialization transformation ability is not enough, can not be fine satisfy people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high accuracy mould, includes sleeve, bed die and supplementary spacing fixed establishment, telescopic upper and lower both ends inner wall surface mounting has the air pressure bar, and the top screw connection of air pressure bar has last mould, the left and right sides of bed die is provided with spacing fixed establishment, and the bed die is located the below of mould, the front end screwed connection of supplementary spacing fixed establishment has a stopper, and supplementary spacing fixed establishment is located the front end surface of mould, bed die respectively.

Preferably, the limiting and fixing mechanism comprises a first limiting groove, a lug and a second limiting groove, the first limiting groove and the second limiting groove are respectively located on the inner wall surfaces of the left side and the right side of the sleeve, the groove is located inside the bottom end of the upper die, and the lug is located on the top end surface of the lower die.

Preferably, the inner surface structures of the first limiting groove and the second limiting groove are respectively matched with the outer surface structures of the left side and the right side of the upper die and the lower die, and the first limiting groove and the second limiting groove are symmetrically distributed around the central line of the sleeve.

Preferably, supplementary spacing fixed establishment includes first slide rail, second slide rail, connecting block and pulley, and first slide rail is located the front end surface of last mould, the second slide rail is located the front end surface of bed die, the inboard of first slide rail, second slide rail all is provided with the pulley, and the top of pulley is fixed with the connecting block.

preferably, the inner wall surfaces of the first slide rail and the second slide rail are both provided with smooth structures, the center line of the first slide rail is overlapped with the center line of the second slide rail, and the size of the first slide rail is matched with that of the second slide rail.

Preferably, the pulleys respectively form a sliding structure through the first sliding rail and the second sliding rail, and the pulleys are respectively and symmetrically distributed with respect to the center line of the first sliding rail and the center line of the second sliding rail.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. The utility model is provided with a first limit groove, a second limit groove, an upper die and a lower die, and the first limit groove and the second limit groove are structurally arranged with the upper die and the lower die, the inner part of the mould can be limited and fixed, so that the first limiting groove and the second limiting groove are arranged through the structure between the upper mould and the lower mould in the using process of the mould, the upper die and the lower die are limited and fixed left and right, so that the upper die and the lower die can be kept stable in the stamping moving process, thereby realizing high-precision assembly of the die and ultrahigh precision of horizontal dislocation and inclined dislocation, simultaneously shortening the processing time of the die, therefore, the working efficiency of the die is improved, and the phenomena of low production efficiency and insufficient industrialization transformation capability caused by overlong die processing time consumption and more loss are avoided;

2. The utility model can play a role of auxiliary limiting and fixing for the interior of the die through the arrangement of the first slide rail and the second slide rail and the arrangement between the first slide rail and the second slide rail, so that the first slide rail and the second slide rail can fix the front end surfaces of the upper die and the lower die through the pulley in the using process of the die, so that the upper die and the lower die can move on the same straight line in the up-and-down moving process, thereby improving the limiting and fixing effect of the interior of the die on the upper die and the lower die, simultaneously improving the precision of the die in the using process, avoiding the dislocation of the upper die and the lower die in the up-and-down moving and stamping process, influencing the stamping of the internal parts, simultaneously, the size and the distribution arrangement between the first slide rail and the second slide rail, facilitating the pulley to slide on the surfaces of the first slide rail and the second slide rail, the first sliding rail and the second sliding rail are arranged in a smooth structure, so that the sliding friction between the first sliding rail and the pulley can be reduced in the using process, and the sliding of the pulley is facilitated;

3. The utility model discloses a pulley, the setting of first slide rail and second slide rail, pulley and first slide rail, structure setting between the second slide rail, make the in-process of mould and bed die reciprocating the punching press, can pass through the connecting block, the pulley that drives both sides is at first slide rail, the surface of second slide rail slides, thereby make the pulley through the slip of self, carry out real-time spacing fixed to the front end of last mould and bed die, thereby the precision of last mould and bed die at the removal in-process has been improved, be favorable to this mould to carry out the punching press and use.

Drawings

FIG. 1 is a schematic view of the whole cross-section structure of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic view of the local upward-looking enlarged structure of the present invention.

In the figure: 1. a sleeve; 2. a pneumatic rod; 3. an upper die; 4. a lower die; 5. a limiting and fixing mechanism; 501. a first limit groove; 502. a groove; 503. a bump; 504. a second limit groove; 6. an auxiliary limiting and fixing mechanism; 601. a first slide rail; 602. a second slide rail; 603. connecting blocks; 604. a pulley; 7. and a limiting 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. 1-3, the present invention provides a technical solution: a high-precision mold comprises a sleeve 1, a lower mold 4 and an auxiliary limiting and fixing mechanism 6, wherein air pressure rods 2 are arranged on the inner wall surfaces of the upper end and the lower end of the sleeve 1, an upper mold 3 is connected with the top end of each air pressure rod 2 through a screw, limiting and fixing mechanisms 5 are arranged on the left side and the right side of the lower mold 4, the lower mold 4 is positioned below the upper mold 3, each limiting and fixing mechanism 5 comprises a first limiting groove 501, a groove 502, a bump 503 and a second limiting groove 504, the first limiting groove 501 and the second limiting groove 504 are respectively positioned on the inner wall surfaces of the left side and the right side of the sleeve 1, the groove 502 is positioned inside the bottom end of the upper mold 3, the bump 503 is positioned on the top end surface of the lower mold 4, the inner surface structures of the first limiting groove 501 and the second limiting groove 504 are respectively matched with the outer surface structures of the left side and the right side of the upper mold 3 and the lower mold 4, and the first, the first limiting groove 501 and the second limiting groove 504 are arranged with the upper die 3 and the lower die 4, so that the inner part of the die can be limited and fixed, and when the die is used, the first limiting groove 501 and the second limiting groove 504 are arranged with the upper die 3 and the lower die 4 through structures, so that the upper die 3 and the lower die 4 are limited and fixed left and right, the upper die 3 and the lower die 4 can be kept stable in the stamping and moving processes, the die can be assembled with high precision, the ultra-high precision of horizontal dislocation and inclined dislocation is realized, and the processing time of the die is shortened, so that the working efficiency of the die is improved, and the phenomena of low production efficiency and insufficient industrial conversion capacity caused by overlong and more loss during die processing are avoided;

The front end of the auxiliary limit fixing mechanism 6 is connected with a limit block 7 through a screw, the auxiliary limit fixing mechanism 6 is respectively arranged on the front end surfaces of the upper die 3 and the lower die 4, the auxiliary limit fixing mechanism 6 comprises a first slide rail 601, a second slide rail 602, a connecting block 603 and a pulley 604, the first slide rail 601 is arranged on the outer surface of the front end of the upper die 3, the second slide rail 602 is arranged on the outer surface of the front end of the lower die 4, the pulleys 604 are respectively arranged on the inner sides of the first slide rail 601 and the second slide rail 602, the connecting block 603 is fixed at the top end of the pulley 604, the inner wall surfaces of the first slide rail 601 and the second slide rail 602 are respectively provided with a smooth structure, the central line of the first slide rail 601 is coincided with the central line of the second slide rail 602, the size of the first slide rail 601 is coincided with the size of the second slide rail 602, and the arrangement between the first slide rail 601 and the second slide rail 602 can, when the die is used, the first slide rail 601 and the second slide rail 602 fix the front end surfaces of the upper die 3 and the lower die 4 through the pulley 604, so that the upper die 3 and the lower die 4 can move on the same straight line in the up-down moving process, thereby improving the limiting and fixing effects of the inside of the die on the upper die 3 and the lower die 4, simultaneously improving the accuracy of the die in the using process, avoiding the dislocation of the upper die 3 and the lower die 4 in the up-down moving and stamping process and influencing the stamping of the internal parts thereof, and simultaneously, the size and the distribution of the first slide rail 601 and the second slide rail 602 are convenient for the pulley 604 to slide on the surfaces of the first slide rail 601 and the second slide rail 602, and the smooth structure arrangement between the first slide rail 601 and the second slide rail 602 can reduce the sliding friction with the pulley 604 in the using process, the sliding of the pulley 604 is facilitated;

The pulleys 604 respectively form a sliding structure through the first sliding rail 601 and the second sliding rail 602, the pulleys 604 are respectively arranged on the central line of the first sliding rail 601 and the central line of the second sliding rail 602 symmetrically, the pulleys 604 and the first sliding rail 601 and the structure between the second sliding rail 602 are arranged, so that the upper die 3 and the lower die 4 can move up and down in the stamping process, the pulleys 604 on two sides can be driven to slide on the surfaces of the first sliding rail 601 and the second sliding rail 602 through the connecting block 603, the pulleys 604 can slide through the self, the front ends of the upper die 3 and the lower die 4 are fixed in a real-time limiting manner, the accuracy of the upper die 3 and the lower die 4 in the moving process is improved, and the use of the dies in stamping is facilitated.

The working principle is as follows: when the high-precision die is used, firstly, the die is installed for use, then elements to be punched are placed on the inner sides of the upper die 3 and the lower die 4, then the air pressure rod 2 in the die is controlled, so that the upper die 3 and the lower die 4 respectively move towards the inner side and which is selected by a user through the connection between the upper die 3 and the air pressure rod 2 under the pushing of the air pressure rod 2, and then the elements on the inner side are punched, and simultaneously, in the moving process of the upper die 3 and the lower die 4, the upper die 3 and the lower die 4 respectively slide in the first limiting groove 501 and the second limiting groove 504 on the two sides through the structural arrangement between the upper die 3 and the second limiting groove 504, and the first limiting groove 501 and the second limiting groove 504 simultaneously limit and fix the upper die 3 and the lower die 4 in a left-right limiting manner, so that the upper die 3 is maintained, The accuracy of the lower die 4 in the moving process;

Meanwhile, in the moving process of the upper die 3 and the lower die 4, the first sliding rail 601 and the second sliding rail 602 on the surfaces of the upper die 3 and the lower die 4 are arranged through the structure between the first sliding rail and the pulley 604, the pulley 604 is driven to slide, the pulleys 604 on the two sides slide, the front end surfaces of the upper die 3 and the lower die 4 are fixed in real time, the upper die 3 and the lower die 4 move and punch on the same straight line, and the phenomenon that the upper die 3 and the lower die 4 move and are dislocated to influence the punching of a workpiece is avoided, namely the working principle of the high-precision die.

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 high accuracy mould, includes sleeve (1), bed die (4) and supplementary spacing fixed establishment (6), its characterized in that: the upper and lower both ends inner wall surface mounting of sleeve (1) has pneumatic rod (2), and the top screw connection of pneumatic rod (2) has last mould (3), the left and right sides of bed die (4) is provided with spacing fixed establishment (5), and bed die (4) are located the below of last mould (3), the front end screwed connection of supplementary spacing fixed establishment (6) has stopper (7), and supplementary spacing fixed establishment (6) are located the front end surface of last mould (3), bed die (4) respectively.

2. A high precision mold according to claim 1, wherein: the limiting and fixing mechanism (5) comprises a first limiting groove (501), a groove (502), a bump (503) and a second limiting groove (504), the first limiting groove (501) and the second limiting groove (504) are respectively located on the inner wall surfaces of the left side and the right side of the sleeve (1), the groove (502) is located inside the bottom end of the upper die (3), and the bump (503) is located on the top end surface of the lower die (4).

3. A high precision mold according to claim 2, wherein: the inner surface structures of the first limiting groove (501) and the second limiting groove (504) are respectively matched with the outer surface structures on the left side and the right side of the upper die (3) and the lower die (4), and the first limiting groove (501) and the second limiting groove (504) are symmetrically distributed around the central line of the sleeve (1).

4. A high precision mold according to claim 1, wherein: supplementary spacing fixed establishment (6) include first slide rail (601), second slide rail (602), connecting block (603) and pulley (604), and first slide rail (601) are located the front end surface of last mould (3), second slide rail (602) are located the front end surface of bed die (4), the inboard of first slide rail (601), second slide rail (602) all is provided with pulley (604), and the top of pulley (604) is fixed with connecting block (603).

5. a high precision mold according to claim 4, wherein: the inner wall surfaces of the first sliding rail (601) and the second sliding rail (602) are both set to be smooth structures, the center line of the first sliding rail (601) is overlapped with the center line of the second sliding rail (602), and the size of the first sliding rail (601) is matched with that of the second sliding rail (602).

6. A high precision mold according to claim 4, wherein: the pulleys (604) form a sliding structure through a first sliding rail (601) and a second sliding rail (602), and the pulleys (604) are symmetrically distributed with respect to the center line of the first sliding rail (601) and the center line of the second sliding rail (602).