CN215467840U

CN215467840U - Special forming die of ring flange forging

Info

Publication number: CN215467840U
Application number: CN202121755005.7U
Authority: CN
Inventors: 纵向阳
Original assignee: Wuxi Toprich Forging Manufacture Co ltd
Current assignee: Wuxi Toprich Forging Manufacture Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-11
Anticipated expiration: 2031-07-30

Abstract

The utility model particularly relates to a special forming die for a flange plate forging, which comprises a die base and a die top plate, wherein a first die mounting seat is arranged at the upper end of the die base, a second die mounting seat is arranged at the bottom of the die top plate, fastening bolt pieces are arranged on two sides of the first die mounting seat and the second die mounting seat, and one end of each fastening bolt piece extends into the first mounting groove and the second mounting groove.

Description

Special forming die of ring flange forging

Technical Field

The utility model belongs to the technical field of flange plate forging piece dies, and particularly relates to a special forming die for a flange plate forging piece.

Background

The flange is also called flange disc or flange, and the flange is a part for connecting the shaft and is used for connecting pipe ends; there are also flanges at the inlet and outlet of the apparatus for connection between two apparatuses, such as reducer flanges, flange connections or flange joints, which means detachable connections consisting of a set of combined sealing structures formed by the interconnection of three flanges, gaskets and bolts, the pipe flange means a flange for piping in a piping installation, the inlet and outlet flanges for the apparatus used on the apparatus, the flange plate is formed by machining from a blank, and the blank is generally produced by forging, open die forging is commonly adopted, the upper die base and the upper die core are generally of an integral structure, the lower die base and the lower die core are of an integral structure, when the mould core of the mould is damaged after long-term use, the whole mould is scrapped and is inconvenient to disassemble, and then increased the use cost of enterprise's mould, so release a special forming die of ring flange forging and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special forming die for a flange plate forging to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a special forming die for flange plate forgings comprises a die base and a die top plate, wherein a first die mounting seat is arranged at the upper end of the die base, first mounting grooves are symmetrically formed in the end face of the first die mounting seat, air cylinders are symmetrically arranged on two sides of the first die mounting seat, a lower die seat is arranged on the end face of the first die mounting seat, first die mounting blocks are symmetrically arranged at the bottom end of the lower die seat, a lower die core is arranged in the middle of the end face of the lower die seat, a mounting cavity is arranged in the middle of the first die mounting seat, a material ejecting air cylinder is arranged in the mounting cavity, a second die mounting seat is arranged at the bottom of the die top plate, a second mounting groove is symmetrically arranged on the bottom face of the second die mounting seat, an upper die base is arranged in the middle of the bottom face of the second die mounting seat, second die mounting blocks are symmetrically arranged at the top end of the upper die base, an upper die core is arranged in the middle of the bottom face of the upper die base, fastening bolt pieces are arranged on two sides of the first die mounting seat and the second die mounting seat, and one end of each fastening bolt piece extends into the first mounting groove and the second mounting groove.

As a further optimization of the technical scheme, the lower die base is installed on the first installation groove through the first die installation block and is fixed on the first die installation base through the fastening bolt piece in a threaded mode, and the lower die core and the lower die base are detached and replaced.

As a further optimization of the technical solution, the upper die base is mounted on the second mounting groove through the second die mounting block and is fixed on the surface of the second die mounting base through the fastening bolt piece, so that the upper die core and the upper die base can be detached and mounted.

As the further optimization of the technical scheme, the two sides of the lower die holder are symmetrically provided with the positioning sleeves, the two sides of the bottom of the upper die holder are provided with the positioning insertion columns, the positioning sleeves and the positioning insertion columns are matched and inserted, and the positioning effect during die forging is realized.

As a further optimization of the technical scheme, a material ejecting through hole penetrates through the middle of the lower mold core and the lower mold base, one end of a piston rod of the material ejecting cylinder extends into the material ejecting through hole and is fixed with a material ejecting circular plate, and the function of ejecting the formed part in the mold is realized.

As a further optimization of the technical scheme, the top end of the piston rod of the air cylinder is fixedly connected with two ends of the bottom surface of the top plate of the die, so that the upper die base can move downwards.

The utility model has the technical effects and advantages that: the special forming die for the flange plate forge piece is characterized in that when a flange plate is forged, firstly, the lower die base is installed inside the first installation groove through the first die installation block and is fixed on the first die installation base through the fastening bolt piece threads, and the upper die base is installed inside the second installation groove through the second die installation block and is fixed on the surface of the second die installation base through the fastening bolt piece threads, so that the die can be quickly disassembled from the first die installation base and the second die installation base, the die can be quickly replaced when the die is seriously worn, further, the time waste caused by flange plate forging forming is not influenced, the positioning sleeve and the positioning plug column which are arranged on the lower die base and the upper die base can play a positioning and guiding role in flange plate forging, the problem that the die is scrapped due to displacement is avoided, and the upper die core and the lower die core can be quickly aligned, positioned and closed, and then a closed cavity matched with the shape of the blank can be formed between the aligned and positioned upper mold core and the lower mold core to forge and form the blank.

During forging, firstly, a blank is placed in the lower die core, then the piston rod of the air cylinder retracts to drive the die top plate to move downwards, meanwhile, the second die mounting seat, the upper die base and the upper die core move downwards to be in contact with the lower die core for closing, the upper die core and the lower die core are positioned through the positioning sleeve and the positioning insertion column, and therefore forging forming work of the flange plate workpiece is completed, the formed flange plate forging piece pushes the ejecting disc to eject the flange plate forging piece out of the lower die core through the ejecting air cylinder, the unloading function of the multi-flange plate forging piece is achieved, and further workers can take out the forging piece conveniently.

Drawings

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

FIG. 2 is a top view of the mold base of the present invention;

FIG. 3 is a top view of the bottom of the upper die base of the present invention.

In the figure: 1. a mold base; 2. a mold top plate; 3. a first mold mount; 4. a first mounting groove; 5. a fastening bolt member; 6. a mounting cavity; 7. a material ejection cylinder; 8. a lower die holder; 9. a lower mold core; 10. a positioning sleeve; 11. ejecting a through hole; 12. ejecting the round plate; 13. a cylinder; 14. a second mounting groove; 15. an upper die holder; 16. a second mold mounting block; 17. an upper mold core; 18. positioning the inserted column; 19. a first mold mounting block; 20. a second die mount.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a special forming die for a flange plate forge piece comprises a die base 1 and a die top plate 2, wherein a first die mounting seat 3 is arranged at the upper end of the die base 1, first mounting grooves 4 are symmetrically arranged on the end surface of the first die mounting seat 3, so that a lower die seat 8 and a lower die core 9 can be conveniently mounted and fixed, air cylinders 13 are symmetrically arranged on two sides of the first die mounting seat 3, forging and forming of a blank are realized through arrangement of the air cylinders 13, the lower die seat 8 is arranged on the end surface of the first die mounting seat 3, positioning sleeves 10 are symmetrically arranged on two sides of the lower die seat 8, so that a die seat and the die core can be conveniently positioned in a closed mode, first die mounting blocks 19 are symmetrically arranged at the bottom end of the lower die seat 8, mounting and fixing of the lower die seat 8 are convenient through arrangement of the first die mounting blocks 19, the lower die seat 8 is mounted inside the first mounting grooves 4 through the first die mounting blocks 19 and is fixed on the first die mounting seat 3 through threads of fastening bolt pieces 5, the lower mold core 9 and the lower mold base 8 can be conveniently detached and replaced.

The middle part of the end face of the lower die base 8 is provided with a lower die core 9, the blank is convenient to place through the arrangement of the lower die core 9, an installation cavity 6 is arranged inside the middle end of the first die installation base 3, an ejection cylinder 7 is arranged inside the installation cavity 6, the ejection action of ejecting an ejection circular plate 12 by moving the ejection circular plate up and down is realized, an ejection through hole 11 is arranged between the middle part of the lower die core 9 and the lower die base 8 in a penetrating way, one end of a piston rod of the ejection cylinder 7 extends into the ejection through hole 11 and is fixed with the ejection circular plate 12, the effect of ejecting a die for a formed forging part is realized, the taking by workers is convenient, the bottom of the die top plate 2 is provided with a second die installation base 20, the installation and fixation of the upper die base 15 are convenient through the arrangement of the second die installation base 20, the top end of the piston rod of the cylinder 13 is fixedly connected with the two ends of the bottom surface of the die top plate 2, and the closing of the upper die core 17 and the lower die core 9 is realized, the bottom surface symmetry of second mould mount pad 20 is equipped with second mounting groove 14, through the setting of second mounting groove 14, is convenient for to the installation of upper die base 15.

The upper die holder 15 is arranged in the middle of the bottom surface of the second die mounting seat 20, the upper die core 17 can be conveniently mounted through the arrangement of the upper die holder 15, positioning insertion columns 18 are arranged on two sides of the bottom of an upper die base 15, positioning sleeves 10 are matched and inserted with the positioning insertion columns 18, the stability of the grinding tool during forging is improved, second die mounting blocks 16 are symmetrically arranged at the top end of the upper die base 15, an upper die core 17 is arranged in the middle of the bottom surface of the upper die base 15, fastening bolt pieces 5 are arranged on two sides of a first die mounting base 3 and a second die mounting base 20, one end of each fastening bolt piece 5 extends into the first mounting groove 4 and the second mounting groove 14, the upper mold core 17 is conveniently detached from and replaced with the upper mold base 15 by the upper mold base 15 being mounted inside the second mounting groove 14 by the second mold mounting block 16 and being screw-fixed to the surface of the second mold mounting base 20 by the fastening bolt pieces 5.

When the flange plate forging die is used, firstly, the lower die base 8 is installed inside the first installation groove 4 through the first die installation block 19 and is fixed on the first die installation base 3 through the fastening bolt piece 5 in a threaded manner, and the upper die base 15 is installed inside the second installation groove 14 through the second die installation block 16 and is fixed on the surface of the second die installation base 20 through the fastening bolt piece 5 in a threaded manner, so that the die can be quickly disassembled from the first die installation base 3 and the second die installation base 20, the die can be quickly replaced when the die is seriously worn, further, the time waste caused by flange plate forging forming cannot be influenced, the flange plate forging die can be positioned and guided through the positioning sleeves 10 and the positioning insertion columns 18 arranged on the lower die base 8 and the upper die base 15, and the problem that the flange plate forging die is scrapped due to displacement of the die is avoided, therefore, the upper mold core 17 and the lower mold core 9 can be quickly aligned, positioned and closed, and then a closed cavity matched with the shape of the blank can be formed between the aligned and positioned upper mold core 17 and the lower mold core 9 for forging and forming the blank.

During forging, firstly, a blank is placed in the lower die core 9, then the piston rod of the air cylinder 13 retracts to drive the die top plate 2 to move downwards, meanwhile, the second die mounting seat 20, the upper die base 15 and the upper die core move downwards to be contacted and closed with the lower die core 9, the upper die core 17 and the lower die core 9 are positioned through the positioning sleeve 10 and the positioning insertion column 18, so that the forging and forming work of the flange plate workpiece is completed, the formed flange plate forging part pushes the ejection circular plate 12 through the ejection air cylinder 7 to eject the flange plate forging part out of the lower die core 9, so that the unloading function of the multi-flange plate forging part is realized, and further, a worker can take out the forging part conveniently, and the lower die core 9, the lower die base 8, the upper die core 17 and the upper die base 15 are detachably connected, so that the die core and the die base of the die can be conveniently replaced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a special forming die of ring flange forging, includes mould base (1), mould roof (2), its characterized in that: the die comprises a die base (1), a first die mounting seat (3) is arranged at the upper end of the die base (1), first mounting grooves (4) are symmetrically arranged on the end surface of the first die mounting seat (3), cylinders (13) are symmetrically arranged on two sides of the first die mounting seat (3), a lower die seat (8) is arranged on the end surface of the first die mounting seat (3), first die mounting blocks (19) are symmetrically arranged at the bottom end of the lower die seat (8), a lower die core (9) is arranged in the middle of the end surface of the lower die seat (8), a mounting cavity (6) is arranged in the middle of the first die mounting seat (3), a jacking cylinder (7) is arranged in the mounting cavity (6), a second die mounting seat (20) is arranged at the bottom of a die top plate (2), a second mounting groove (14) is symmetrically arranged on the bottom of the second die mounting seat (20), an upper die seat (15) is arranged in the middle of the bottom of the second die mounting seat (20), second die mounting piece (16) are established to the top symmetry of upper die base (15), the bottom surface middle part of upper die base (15) is equipped with upper die core (17), the both sides of first die mounting seat (3) and second die mounting seat (20) all are equipped with fastening bolt spare (5), the inside of one end screw thread extension first mounting groove (4) and second mounting groove (14) of fastening bolt spare (5).

2. The special forming die for the flange plate forging as claimed in claim 1, wherein: the lower die base (8) is installed on the first installation groove (4) through the first die installation block (19) and is fixed on the first die installation base (3) through the fastening bolt piece (5) in a threaded mode.

3. The special forming die for the flange plate forging as claimed in claim 1, wherein: the upper die holder (15) is mounted on the second mounting groove (14) through a second die mounting block (16) and is screwed on the surface of the second die mounting seat (20) through a fastening bolt piece (5).

4. The special forming die for the flange plate forging as claimed in claim 1, wherein: the two sides of the lower die holder (8) are symmetrically provided with positioning sleeves (10), the two sides of the bottom of the upper die holder (15) are provided with positioning insertion columns (18), and the positioning sleeves (10) and the positioning insertion columns (18) are matched and inserted.

5. The special forming die for the flange plate forging as claimed in claim 1, wherein: and a material ejecting through hole (11) penetrates between the middle part of the lower mold core (9) and the lower mold base (8), and one end of a piston rod of the material ejecting cylinder (7) extends into the material ejecting through hole (11) and is fixed with a material ejecting circular plate (12).

6. The special forming die for the flange plate forging as claimed in claim 1, wherein: the top end of a piston rod of the air cylinder (13) is fixedly connected with two ends of the bottom surface of the mold top plate (2).