CN212634045U - Double-side flanging forming die - Google Patents

Abstract

The utility model discloses a two-sided turn-ups forming die, include: the utility model discloses press the flitch to contact with the oil blanket cover sheet material at first and press the material to the oil blanket cover sheet material, continue to push down, press the flitch to stop descending under the effect of spacer pin, the shrink of spring sleeve pole this moment, the upper die base drives punch plate and flanging die and continues to push down for the flanging die stretches out and presses the flitch, and the flanging die continues to descend and carries out the turn-ups with the oil blanket cover sheet material under the cooperation of flanging die, and up to last spacer pin and lower spacer pin contact, the turn-ups completion this moment, turn-ups shaping once, improvement production efficiency is fit for mass production.

Description

Double-side flanging forming die

Technical Field

The utility model relates to a machinery processing technology field specifically is two-sided turn-ups forming die.

Background

The processing mode of the double-sided flanging product is as follows: the common mould can be generally applied to products with small volume and short height. And the oil seal cover-shaped product with larger volume usually needs to be processed by stretching and rotary cutting/numerical control lathing, and the production efficiency is lower when equipment needs to be switched back and forth.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two-sided turn-ups forming die to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: two-sided turn-ups forming die includes: the die comprises a lower die base, an upper die base, a flanging male die and a flanging female die, wherein guide columns are fixedly connected in four corner areas at the top of the lower die base through screws, the outer side of the top of the guide post is fixedly connected with a guide sleeve through transition fit, the outer wall of the guide sleeve is fixedly connected with an upper die base through clamping, the center of the top surface of the lower die holder is fixedly connected with a female die fixing plate through a screw, the center of the top of the female die fixing plate is fixedly connected with a flanging female die through a screw, the center of the bottom surface of the upper die base is fixedly connected with a male die fixing plate through a screw, the center of the bottom of the male die fixing plate is fixedly connected with a flanging male die through a screw, the inner portion of the upper die base is located on the outer side of the flanging male die and is fixedly connected with a spring sleeve rod through a screw, the bottom of the spring sleeve rod is located below the male die fixing plate and is fixedly connected with a pressure plate through a screw, and the upper portion of the flanging female die is fixedly connected with an oil seal cover plate through a clamping connection.

Further, the lower die holder also comprises: the lower die base is positioned on one side of the flanging female die and is fixedly connected with the jacking cylinder through screws, four corners of the top of the lower die base are positioned on the inner side of the guide post and are fixedly connected with the lower limiting rod through screws, when the flanging die is used, the whole flanging die is fixed on a press machine, the upper die base is pressed downwards under the guiding action of the guide post and the guide sleeve under the driving action of the oil cylinder of the press machine, so that the punch plate, the flanging male die and the pressure plate descend together, in the descending process, the pressure plate is firstly contacted with the oil seal cover plate to press the oil seal cover plate and continues to press downwards, the pressure plate stops descending under the action of the limiting pin, at the moment, the spring sleeve rod contracts, the upper die base drives the punch plate and the flanging male die to continue to press downwards, so that the flanging male die extends out of the pressure plate, and the flanging male die, and when the flanging is finished, the upper die base is driven by the press to ascend, the flanging male die is separated from the flanging female die, the pressure plate ascends, the piston rod of the ejection cylinder ascends at the moment, and the oil seal cover plate materials subjected to flanging are ejected out of the flanging female die to finish discharging.

Further, the upper die base further comprises: and the upper limiting rod is fixedly connected with the upper limiting rod through a screw at the bottom of the upper die base right above the lower limiting rod and used for controlling the stroke of the upper die base and preventing the upper die base from descending too low to cause collision damage of the flanging male die.

Further, the punch retainer further includes: and the four corners of the male die fixing plate are fixedly connected with positioning pins through screws.

Further, the die fixing plate further comprises: the oil seal cover plate comprises a positioning hole and a limiting pin, the positioning hole is formed in the female die fixing plate and located under the positioning pin, the limiting pin is fixedly connected to the top surface of the female die fixing plate and located under the spring sleeve rod through a screw, the matching of the positioning pin and the positioning hole is convenient to ensure that the flanging male die and the flanging female die are matched in the pressing process of the upper die base, the pressure deviation is prevented, and the oil seal cover plate is prevented from being damaged due to the fact that the pressure of the pressure plate on the oil seal cover plate is too large through the limiting of.

Furthermore, the number of the spring sleeve rods is four, and the four spring sleeve rods are uniformly distributed on the upper die base in a certain degree, so that the stress is uniform.

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

1. the utility model realizes that the whole flanging die is fixed on a press machine to be damaged when the double-sided flanging forming die is used by the arranged flanging male die, the flanging female die and an oil seal cover plate, the upper die base is pressed down under the guiding action of the guide pillar and the guide sleeve under the driving of the oil cylinder of the press machine, so that the male die fixing plate, the flanging male die and the pressure plate are descended together, in the descending process, the pressure plate is firstly contacted with the oil seal cover plate to press the oil seal cover plate and is pressed down continuously, the pressure plate stops descending under the action of the limiting pin, at the moment, the spring sleeve rod shrinks, the upper die base drives the male die fixing plate and the flanging male die to continue pressing down, so that the flanging male die extends out of the pressure plate, the flanging male die continues to descend under the matching of the flanging female die to flange the oil seal cover plate until the upper limiting rod is contacted with the lower limiting rod, at the moment, the, the flanging male die is separated from the flanging female die, the pressure plate rises, the piston rod of the ejection cylinder rises at the moment, the oil seal cover plate subjected to flanging is ejected out of the flanging female die, the continuous flanging production is realized by repeating the discharging process, the one-step flanging forming is realized, the production efficiency is improved, and the flanging male die is suitable for mass production.

Drawings

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

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

FIG. 3 is a schematic sectional view of the overall bottom view structure of the present invention;

fig. 4 is a schematic sectional view of the front view structure of the oil seal cover plate of the present invention;

fig. 5 is a schematic view of the structure of the oil seal cover plate of the present invention from above.

In FIGS. 1-5: 1-a lower die holder; 101-guide pillars; 102-a knock-out cylinder; 103-a lower limit lever; 2-an upper die holder; 201-spring loop bar; 202-guide sleeve; 203-upper limit rod; 3-a male die fixing plate; 301-locating pins; 4-flanging male die; 5-pressing a material plate; 6-oil seal cover plate; 7-fixing a female die plate; 701-positioning holes; 702-a spacing pin; 8-flanging female die.

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. 1-5, the present invention provides a technical solution: two-sided turn-ups forming die includes: the die comprises a lower die holder 1, an upper die holder 2, a flanging male die 4 and a flanging female die 8, wherein four corner regions at the top of the lower die holder 1 are fixedly connected with guide pillars 101 through screws, the outer sides of the tops of the guide pillars 101 are fixedly connected with guide sleeves 202 through transition fit, the outer walls of the guide sleeves 202 are fixedly connected with the upper die holder 2 through clamping, the center of the top surface of the lower die holder 1 is fixedly connected with a female die fixing plate 7 through screws, the center of the top of the female die fixing plate 7 is fixedly connected with the flanging female die 8 through screws, the center of the bottom surface of the upper die holder 2 is fixedly connected with a male die fixing plate 3 through screws, the center of the bottom of the male die fixing plate 3 is fixedly connected with the flanging male die 4 through screws, a spring sleeve rod 201 is fixedly connected with the outer side of the flanging male, the lower die holder 1 further comprises: the lower die holder 1 is fixedly connected with the ejection cylinder 102 through a screw at one side of the flanging female die 8, four corners of the top of the lower die holder 1 are positioned at the inner side of the guide post 101, and the lower limiting rod 103 is fixedly connected with the lower limiting rod 103 through a screw at one side of the flanging female die 8, when the lower die holder is used, the whole flanging die is fixed on a press machine, under the driving of a press machine oil cylinder, the upper die holder 2 is pressed downwards under the guiding action of the guide post 101 and the guide sleeve 202, so that the punch plate 3, the flanging male die 4 and the pressure plate 5 are descended together, in the descending process, the pressure plate 5 is firstly contacted with the oil seal cover plate 6 to press the oil seal cover plate 6 and is pressed downwards continuously, the pressure plate 5 stops descending under the action of the limiting pin 702, at the moment, the spring sleeve rod 201 contracts, the upper die holder 2 drives the punch plate 3 and the flanging male die 4 to be pressed downwards continuously, so that the flanging male die 4, until the upper limiting rod 203 contacts with the lower limiting rod 103, the flanging is completed, the upper die base 2 is driven by the press to ascend after the flanging is completed, the flanging male die 4 is separated from the flanging female die 8, the pressure plate 5 ascends, the piston rod of the ejecting cylinder 102 ascends at the moment, and the oil seal cover plate 6 after the flanging is ejected out of the flanging female die 8 to complete the discharging.

The upper die holder 2 further comprises: go up spacing pole 203, the spacing pole 203 is gone up through screw fixedly connected with directly over the spacing pole 103 under being located to upper die base 2 bottom for control upper die base 2's stroke prevents that upper die base 2 from dropping to cross to hang down and lead to the fact 4 collision damages of turn-ups terrace die, and punch plate 3 still includes: locating pin 301, 3 four corners positions of punch plate have locating pin 301 through screw fixed connection, and die plate 7 still includes: locating hole 701 and spacer pin 702, locating hole 701 has been seted up under locating pin 301 on the die fixing plate 7, 7 top surfaces of die fixing plate are located under spring loop bar 201 and pass through screw fixedly connected with spacer pin 702, the in-process of being convenient for push down at upper die base 2 through locating pin 301 and locating hole 701 guarantees the cooperation of flanging male die 4 and flanging female die 8, prevent to press partially, spacing through spacer pin 702, prevent to press flitch 5 to lead to the fact 6 damages of oil blanket lid sheet material 6 to the too big pressure of oil blanket lid sheet material, spring loop bar 201 has four, four spring loop bars 201 are 90 degrees on upper die base 2 and evenly arrange, the atress of being convenient for is even.

The working principle is as follows: when the double-sided flanging forming die is used, the whole flanging die is fixed on a press machine to be damaged, under the driving of a press machine oil cylinder, under the guiding action of a guide pillar 101 and a guide sleeve 202, an upper die base 2 is pressed downwards, so that a male die fixing plate 3, a flanging male die 4 and a pressure plate 5 are descended together, in the descending process, the pressure plate 5 is firstly contacted with an oil seal cover plate 6 to press the oil seal cover plate 6 and is continuously pressed downwards, the pressure plate 5 stops descending under the action of a limiting pin 702, at the moment, a spring sleeve rod 201 contracts, the upper die base 2 drives the male die fixing plate 3 and the flanging male die 4 to be continuously pressed downwards, so that the flanging male die 4 extends out of the pressure plate 5, the flanging male die 4 is continuously descended to flange the oil seal cover plate 6 under the coordination of a flanging female die 8 until an upper limiting rod 203 is contacted with a lower limiting rod 103, at the moment, the flanging is, the flanging male die 4 is separated from the flanging female die 8, the pressure plate 5 rises, the piston rod of the ejection cylinder 102 rises at the moment, the oil seal cover plate 6 which is flanged is ejected out of the flanging female die 8, the continuous flanging production is realized by repeating the processes after discharging, the one-step flanging forming is realized, the production efficiency is improved, and the flanging male die is suitable for mass production.

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.

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 (6)

1. Two-sided turn-ups forming die, its characterized in that includes:

a lower die holder (1);

an upper die holder (2);

a flanging male die (4);

a flanging female die (8),

wherein the four corner areas at the top of the lower die holder (1) are fixedly connected with guide pillars (101) through screws, the outer sides of the tops of the guide pillars (101) are fixedly connected with guide sleeves (202) through transition fit, the outer walls of the guide sleeves (202) are fixedly connected with an upper die holder (2) through clamping, the center of the top surface of the lower die holder (1) is fixedly connected with a female die fixing plate (7) through screws, the center of the top of the female die fixing plate (7) is fixedly connected with a flanging female die (8) through screws, the center of the bottom surface of the upper die holder (2) is fixedly connected with a male die fixing plate (3) through screws, the center of the bottom of the male die fixing plate (3) is fixedly connected with a flanging male die (4) through screws, a spring sleeve rod (201) is fixedly connected at the outer side of the flanging male die (4) inside the upper die holder (, and an oil seal cover plate (6) is fixedly connected above the flanging female die (8) through clamping.

2. The double-sided flanging molding die of claim 1, characterized in that: the lower die holder (1) further comprises:

a knock-out cylinder (102);

a lower limit rod (103),

the lower die holder is characterized in that the bottom of the lower die holder (1) is positioned on one side of the flanging female die (8) and is fixedly connected with an ejection cylinder (102) through a screw, and four corners of the top of the lower die holder (1) are positioned on the inner side of the guide pillar (101) and are fixedly connected with a lower limiting rod (103) through a screw.

3. The double-sided flanging molding die of claim 1, characterized in that: the upper die holder (2) further comprises: and the bottom of the upper die holder (2) is positioned right above the lower limiting rod (103) and is fixedly connected with the upper limiting rod (203) through a screw.

4. The double-sided flanging molding die of claim 1, characterized in that: the punch retainer (3) further comprises: the positioning pins (301) are fixedly connected to the four corners of the male die fixing plate (3) through screws.

5. The double-sided flanging molding die of claim 1, characterized in that: the female die fixing plate (7) further comprises:

a positioning hole (701);

a limit pin (702) is arranged on the upper surface of the base,

the positioning pin fixing device is characterized in that the female die fixing plate (7) is provided with a positioning hole (701) under the positioning pin (301), and the top surface of the female die fixing plate (7) is under the spring sleeve rod (201) and is fixedly connected with a limiting pin (702) through a screw.

6. The double-sided flanging molding die of claim 1, characterized in that: the number of the spring loop rods (201) is four, and the four spring loop rods (201) are uniformly distributed on the upper die base (2) at 90 degrees.

Images