CN211276401U

CN211276401U - Demoulding device of hot die forging hydraulic press

Info

Publication number: CN211276401U
Application number: CN201921684681.2U
Authority: CN
Inventors: 杨晓明
Original assignee: Hubei Shenjiang Precision Forging Co Ltd
Current assignee: Hubei Shenjiang Precision Forging Co Ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-08-18
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a hot die forging hydraulic press shedder, take off material mechanism, ejection mechanism, mould and mould fixed establishment including first hydro-cylinder, guide rail, holding down, side direction, the middle part swing joint of first hydro-cylinder has the holding down, the first slider of middle part fixedly connected with of holding down, the both ends sliding connection of first slider has the guide rail, the lower extreme fixedly connected with side direction of first slider takes off material mechanism, the middle part fixedly connected with of guide rail is dull and stereotyped, dull and stereotyped upper end is connected with mould fixed establishment, mould fixed establishment's mid-mounting has the mould, ejection mechanism is installed to the below of mould. The device supports the workpiece through the U-shaped plate, so that stripping is completed, the workpiece is uniformly stressed and is convenient to position, a manipulator is convenient to take the workpiece, the push rod moves downwards relative to the lower pressing piece after the edge material overflows, the overflowed edge material is prevented from rising together with the workpiece and the lower pressing piece, and bidirectional stripping is completed.

Description

Demoulding device of hot die forging hydraulic press

Technical Field

The utility model relates to a hydraulic press technical field especially relates to a hot die forging hydraulic press shedder.

Background

The demoulding device of the traditional hot die forging hydraulic machine comprises a hydraulic system and a demoulding oil cylinder, the production cost and the equipment failure rate are high, the installation is complex, and the demoulding process is complicated, so that the demoulding efficiency of the hot die forging hydraulic machine is urgently needed to be improved. And placing the die to be demoulded into a groove arranged at the bottom of the machine body, controlling the main oil cylinder connecting slide block to drive the demoulding beam to ascend by utilizing an external hydraulic electric control system through the connecting rod, and enabling the transition piece to penetrate through the through hole to be in contact with a demoulding rod on the die to jack the workpiece to be demoulded from the die. The demoulding rod is jacked up from the middle of the mould, the workpiece edge and the mould are bonded, the workpiece middle and the edge are stressed unevenly, the workpiece is easily deformed, the upper surface of the demoulding rod is flush with the inner surface of the mould, the positioning difficulty is high during operation, the workpiece surface is prone to deviation, indentation exists on the workpiece surface, the workpiece is not bonded in a mould groove, but when the rim charge is bonded at the lower end of a lower pressing piece after overflowing, the demoulding rod cannot be demoulded normally, and the process is disordered.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hot die forging hydraulic press shedder possesses the two-way drawing of patterns, and the problem among the prior art has been solved to the characteristics that product quality is high.

In order to achieve the above object, the utility model provides a following technical scheme: a demoulding device of a hot die forging hydraulic press comprises a first oil cylinder, a guide rail, a lower pressing piece, a lateral stripping mechanism, an ejection mechanism, a die and a die fixing mechanism, wherein the middle part of the first oil cylinder is movably connected with the lower pressing piece, the middle part of the lower pressing piece is fixedly connected with a first slide block, two ends of the first slide block are slidably connected with the guide rail, the lower end of the first slide block is fixedly connected with the lateral stripping mechanism, the lateral stripping mechanism comprises an air cylinder, a push rod, a shaft sleeve and a discharging plate, the upper end of the lateral stripping mechanism is provided with a cylindrical air cylinder, the middle part of the air cylinder is movably connected with a cylindrical push rod, the lower end of the push rod is fixedly connected with an annular shaft sleeve, one end of the shaft sleeve is provided with the discharging plate, one end of the discharging plate is suspended at the edge of the lower pressing piece, the middle part of, the middle part of the mould fixing mechanism is provided with a mould, and an ejection mechanism is arranged below the mould;

the ejection mechanism comprises an ejector rod, a U-shaped plate, a second sliding block and a second oil cylinder, the lower end of the guide rail is connected with the second sliding block in a sliding mode, the lower bottom surface of the second sliding block is fixedly connected with the second oil cylinder, the middle of the second oil cylinder is movably connected with the ejector rod, and the upper end of the ejector rod is provided with two mutually perpendicular U-shaped plates.

Preferably, the guide rail penetrates through the middle of the cylinder and the shaft sleeve, and the cylinder and the shaft sleeve slide along the outer wall of the guide rail.

Preferably, the die is positioned right below the lower pressing piece, two mutually perpendicular inner groove openings are formed in the inner side of the die, and the U-shaped plate is matched with the inner groove openings.

Preferably, the ejector rod penetrates through the middle part of the connecting mould and slides relatively.

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

the utility model discloses a hot die forging hydraulic press shedder drives down through first hydro-cylinder drive pushes down, drive first slider and slide along the guide rail and lead, pushes down the work piece in the middle part of the extrusion mould, after the extrusion is accomplished, push down rises, second hydro-cylinder drive ejector pin rises, drive second slider and slide along the guide rail and lead, the ejector pin acts on the lower bottom surface middle part of work piece, as ejecting main power when upwards ejecting, the U-shaped board holds up the work piece, accomplish the stripping, the work piece atress is even, and the U-shaped board is arranged in the inner notch, the lower extreme of the inner notch carries out the spacing when the ejector pin moves down, be convenient for location, be convenient for the manipulator to get the material, namely utilize the manipulator to snatch the work piece inside the U-shaped board, bond at the lower extreme of pushing down after the rim charge spills over, when the pushing down rises back, the cylinder rises along with pushing down, the cylinder drive, and the overflowing rim charge, the workpiece and the lower pressing piece are prevented from rising together, and the bidirectional stripping is completed.

Drawings

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

FIG. 2 is a schematic structural view of the lateral stripping mechanism of the present invention;

FIG. 3 is a schematic view of the usage state of the present invention;

FIG. 4 is an enlarged view of a portion A of FIG. 4 according to the present invention;

fig. 5 is a schematic view of the U-shaped plate structure of the present invention.

In the figure: 1. a first cylinder; 2. a guide rail; 3. a push-down member; 4. a lateral stripping mechanism; 41. a cylinder; 42. a push rod; 43. a shaft sleeve; 44. a stripper plate; 5. an ejection mechanism; 51. a top rod; 52. a U-shaped plate; 53. a second slider; 54. a second cylinder; 6. a mold; 61. an inner notch; 7. a mold fixing mechanism; 8. a first slider; 9. and (4) flat plate.

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. 1-2, a demoulding device of a hot die forging hydraulic press comprises a first oil cylinder 1, a guide rail 2, a lower pressing member 3, a lateral stripping mechanism 4, an ejection mechanism 5, a die 6 and a die fixing mechanism 7, wherein the middle part of the first oil cylinder 1 is movably connected with the lower pressing member 3, the lower pressing member 3 is driven to press downwards through the first oil cylinder 1 to drive a first slide block 8 to slide along the guide rail 2 for guiding, the lower pressing member 3 extrudes a workpiece in the middle part of the die 6, after extrusion is completed, the lower pressing member 3 lifts back, the middle part of the lower pressing member 3 is fixedly connected with the first slide block 8, two ends of the first slide block 8 are slidably connected with the guide rail 2, the lower end of the first slide block 8 is fixedly connected with the lateral stripping mechanism 4, the lateral stripping mechanism 4 comprises an air cylinder 41, a push rod 42, a shaft sleeve 43 and a discharging plate 44, the upper end of the lateral stripping mechanism 4 is provided with, and the cylinder 41 and the shaft sleeve 43 slide along the outer wall of the guide rail 2, the first slide block 8 can drive the cylinder 41 and the shaft sleeve 43 to slide synchronously, when the rim charge overflows and then is bonded at the lower end of the lower pressing piece, when the lower pressing piece 3 returns, the cylinder 41 returns along with the lower pressing piece 3, the cylinder 41 drives the push rod 42 to enable the push rod 42 to move downwards relative to the lower pressing piece 3, the overflowing rim charge and the workpiece are prevented from returning together with the lower pressing piece 3, and the bidirectional stripping is completed, the middle part of the cylinder 41 is movably connected with the cylindrical push rod 42, the lower end of the push rod 42 is fixedly connected with the annular shaft sleeve 43, one end of the shaft sleeve 43 is provided with the stripper plate 44, one end of the stripper plate 44 is suspended at the edge of the lower pressing piece 3, the middle part of the guide rail 2 is fixedly connected with the flat plate 9, the upper end of the flat plate 9 is connected with, two inner groove openings 61 which are perpendicular to each other are formed in the inner side of the mold 6, the U-shaped plate 52 is matched with the inner groove openings 61, the U-shaped plate 52 is arranged in the inner groove openings 61, the lower end of each inner groove opening 61 is used for limiting when the ejector rod 51 moves downwards, positioning is facilitated, and the ejection mechanism 5 is arranged below the mold 6.

Referring to fig. 3-5, the ejection mechanism 5 includes an ejector rod 51, a U-shaped plate 52, a second slider 53 and a second cylinder 54, the lower end of the guide rail 2 is slidably connected with the second slider 53, the lower bottom surface of the second slider 53 is fixedly connected with the second cylinder 54, the second cylinder 54 drives the ejector rod 51 to ascend to drive the second slider 53 to slide along the guide rail 2 for guiding, the ejector rod 51 acts on the middle of the lower bottom surface of the workpiece and serves as an ejection main force when the workpiece is ejected upwards, the U-shaped plate 52 supports the workpiece to complete stripping, the workpiece is uniformly stressed, the middle of the second cylinder 54 is movably connected with the ejector rod 51, the ejector rod 51 penetrates through the middle of the mold 6 and slides relatively to eject the workpiece, and two U-shaped plates 52 perpendicular to each other are disposed at the upper end.

The working principle is as follows: the first oil cylinder 1 drives the lower pressing piece 3 to press downwards to drive the first sliding block 8 to slide along the guide rail 2 for guiding, the lower pressing piece 3 extrudes a workpiece in the middle of the die 6, after extrusion is completed, the lower pressing piece 3 lifts back, the second oil cylinder 54 drives the ejector rod 51 to lift up to drive the second sliding block 53 to slide along the guide rail 2 for guiding, the ejector rod 51 acts on the middle of the lower bottom surface of the workpiece and serves as an ejection main force when the workpiece is ejected upwards, the U-shaped plate 52 supports the workpiece to complete stripping, a manipulator is convenient to pick up the workpiece in the U-shaped plate 52, the workpiece is adhered to the lower end of the lower pressing piece after the edge material overflows, when the lower pressing piece 3 lifts back, the air cylinder 41 lifts back along with the lower pressing piece 3, the air cylinder 41 drives the push rod 42 to enable the push rod 42 to move downwards relative to the lower pressing piece 3, the overflowed edge material.

In summary, the following steps: the utility model discloses a hot die forging hydraulic press shedder, drive down the piece 3 through first hydro-cylinder 1 and push down, drive first slider 8 and slide along guide rail 2 and lead, the piece at the middle part of piece 3 extrusion mould 6 down, after the extrusion is accomplished, down the piece 3 rises again, second hydro-cylinder 54 drive ejector pin 51 rises, drive second slider 53 and slide along guide rail 2 and lead, ejector pin 51 acts on the lower bottom surface middle part of work piece, as ejecting main power when upwards ejecting, U-shaped plate 52 holds up the work piece, accomplish the stripping, the work piece atress is even, and U-shaped plate 52 arranges in inner notch 61, the lower extreme of inner notch 61 carries out spacing when ejector pin 51 moves down, be convenient for location, be convenient for the manipulator to get the material, utilize the manipulator to snatch the work piece inside U-shaped plate 52, bond at the piece lower extreme under the piece after the rim charge spills over, when down the piece 3 rises again, cylinder 41 rises again along with down the, the cylinder 41 drives the push rod 42, so that the push rod 42 moves downwards relative to the lower pressing piece 3, the overflowed edge materials and the workpiece are prevented from rising together with the lower pressing piece 3, and the bidirectional stripping is completed.

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 hot die forging hydraulic press shedder, includes first hydro-cylinder (1), guide rail (2), pushing down (3), side direction stripping mechanism (4), ejection mechanism (5), mould (6) and mould fixed establishment (7), its characterized in that: the middle part of the first oil cylinder (1) is movably connected with a lower pressing piece (3), the middle part of the lower pressing piece (3) is fixedly connected with a first sliding block (8), two ends of the first sliding block (8) are slidably connected with guide rails (2), the lower end of the first sliding block (8) is fixedly connected with a lateral stripping mechanism (4), the lateral stripping mechanism (4) comprises an air cylinder (41), a push rod (42), an axle sleeve (43) and a discharging plate (44), the upper end of the lateral stripping mechanism (4) is provided with a cylindrical air cylinder (41), the middle part of the air cylinder (41) is movably connected with a cylindrical push rod (42), the lower end of the push rod (42) is fixedly connected with an annular axle sleeve (43), the discharging plate (44) is installed at one end of the axle sleeve (43), one end of the discharging plate (44) is suspended at the edge of the lower pressing piece (3), and the middle part of the guide rails (2) is fixedly, the upper end of the flat plate (9) is connected with a die fixing mechanism (7), a die (6) is arranged in the middle of the die fixing mechanism (7), and an ejection mechanism (5) is arranged below the die (6);

the ejection mechanism (5) comprises an ejector rod (51), a U-shaped plate (52), a second sliding block (53) and a second oil cylinder (54), the lower end of the guide rail (2) is connected with the second sliding block (53) in a sliding mode, the lower bottom surface of the second sliding block (53) is fixedly connected with the second oil cylinder (54), the middle of the second oil cylinder (54) is movably connected with the ejector rod (51), and the upper end of the ejector rod (51) is provided with the two mutually-perpendicular U-shaped plates (52).

2. The demoulding device of the hot die forging hydraulic press as claimed in claim 1, wherein: the guide rail (2) penetrates through the middle parts of the air cylinder (41) and the shaft sleeve (43), and the air cylinder (41) and the shaft sleeve (43) slide along the outer wall of the guide rail (2).

3. The demoulding device of the hot die forging hydraulic press as claimed in claim 1, wherein: the die (6) is positioned right below the lower pressing piece (3), two inner notches (61) which are perpendicular to each other are formed in the inner side of the die (6), and the U-shaped plate (52) is matched with the inner notches (61) mutually.

4. The demoulding device of the hot die forging hydraulic press as claimed in claim 1, wherein: the ejector rod (51) penetrates through the middle part of the connecting mould (6) and slides relatively.