CN206215836U - The hammerhead radial forging tools of heavy hydraulic four - Google Patents
The hammerhead radial forging tools of heavy hydraulic four Download PDFInfo
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- CN206215836U CN206215836U CN201621280271.8U CN201621280271U CN206215836U CN 206215836 U CN206215836 U CN 206215836U CN 201621280271 U CN201621280271 U CN 201621280271U CN 206215836 U CN206215836 U CN 206215836U
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- forging
- tup
- plunger
- cylinder
- underframe
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Abstract
The utility model discloses a kind of hammerhead radial forging tools of heavy hydraulic four, including upper frame, underframe, 4 plunger cases, 4 tup cylinders, 4 tups, plunger guide device and tup anti-rotation devices；Described upper frame and underframe connects one closed frame of composition by pretension bolt, and 4 tups are connected with 4 tup cylinders respectively, and are arranged on upper frame and underframe in " X-type ", bears the power produced in forging process；Described tup cylinder and the cross-sectional area of plunger case by the multiplication factor of forging force than being determined.Upper and lower anvil forging method of the utility model compared to original hydraulic press, using 4 tups simultaneously to forging imposed load, the forming process of heavy shaft forgings can faster be completed, significantly improve forging precision, forging quality and the forging efficiency of heavy shaft forgings, forging post-processing surplus is substantially reduced, while material is saved, can to greatest extent save man-hour, reduce production cost.
Description
Technical field
The utility model is related to a kind of forging tools, particularly a kind of hammerhead radial forging tools of heavy hydraulic four.
Background technology
The forging of current heavy shaft part is completed using hydraulic forging press, and it is low to there is forging precision, forges table
Face is of poor quality, and allowance is big, forges the low shortcoming of efficiency.
Radial forging hydraulic press is the special equipment for producing forged shaft, although efficiency is very high, but is more suitable for medium and small
Forged shaft batch production, and equipment investment is very big, if forging is unable to reach certain yield, it is difficult to produce economic effect
Benefit.
Mechanical radial forging instrument, is pressed by hydraulic press to instrument, and tool interior realizes at 4 points by voussoir
Radial direction synchronously forge, but because this instrument forging force is small, can be only done the forging of large and medium-sized axial workpiece, forging
There is abrasion and instrument in journey cannot ensure to forge the consistent of center in forging process, it is impossible to complete accurate rapid forge, and
Low in the presence of forging precision, forging surface quality is poor, and allowance is big, forges the low shortcoming of efficiency.
For large-scale and heavy forged shaft product small lot, species is more, be relatively large in diameter the characteristics of, imitated with economical from investment
The angle of benefit, improves forging precision, forging quality and the forging efficiency of such forged shaft and reduces forging post-processing surplus
Most practicable method, exactly designs and is adapted to the heavy four hammerhead radials forging tools that hydraulic forging press is used, by forging compound
The forging energy power cooperation radial forging instrument of press realizes quick, the efficient radial forging technique of heavy shaft part.
The content of the invention
To solve the above mentioned problem that prior art is present, the utility model will design one kind and can improve large-scale and heavy axle
The hammerhead radial of heavy hydraulic four of the forging precision, forging quality and forging efficiency and reduction forging post-processing surplus of forging
Forging tools.
To achieve these goals, the technical solution of the utility model is as follows：A kind of hammerhead radial of heavy hydraulic four is forged
Instrument, including upper frame, underframe, 4 plunger cases, 4 tup cylinders, 4 tup, plunger guide device and tup anti-rotation dresses
Put；
Described upper frame and underframe connect one closed frame of composition by pretension bolt, 4 tups respectively with 4
Tup cylinder is connected, and is arranged on upper frame and underframe in " X-type ", bears the power produced in forging process；4 hammers
The head plunger shaft of cylinder is respectively communicated with 4 plunger cases at top, and inside is full of working media, and hammer is driven by the motion of plunger case
Head cylinder and tup motion, and ensure the synchronization of motion；Post during to prevent hydraulic forging press moved cross beam from depressing in 4 plunger cases
Plug bears unbalance loading causes unbalance stress, and plunger guide device, described plunger guide device bag are provided with above closed frame
Top board and 4 guide pillars are included, at the rear portion of closed frame, each one tup anti-rotation device of tup cylinder side arrangement is prevented
Forging hour hammer head rotates.
Described top board is located at the lower section of hydraulic forging press moved cross beam；Described upper frame and underframe passes through respectively
Pipeline is connected with the high-voltage energy-storage device of hydraulic forging press, for tup cylinder backhaul provides power.
Described tup cylinder and the cross-sectional area of plunger case by the multiplication factor of forging force than determining that multiplication factor is 1.5
~2.0.
Operation principle of the present utility model is as follows：Forging force is provided by hydraulic forging press moved cross beam, hydraulic forging press
Moved cross beam is acted on when the plunger in 4 plunger cases is depressed on top board, promotes tup cylinder to complete hammer by interior media
The forging action of head, the drafts of forging is by the stroke of moved cross beam come precise control；The backhaul power of tup cylinder is by high pressure
Energy storage equipment is provided, the high-voltage energy-storage device accumulation of energy when moved cross beam is depressed, and in moved cross beam backhaul, high-voltage energy-storage device is released
Putting working media makes 4 tup automated backhauls, and backward position is synchronous with moved cross beam position, and forging stroke can be by moved cross beam
Position control, positional precision is related to moved cross beam positional precision.
Compared with prior art, the utility model has the advantages that：
1. the utility model is driven using internal hydraulic pressure, and tup cylinder can be flexibly matched with demand with the area ratio of plunger case,
Pressurization is played with this, the forging hydraulic pressure of identical tonnage can be made with the forging force of significant increase list tup by pressurization
Machine adapts to the forging of the bigger heavy shaft forgings of diameter.
2. 4 tup cylinders of the present utility model are driven by 4 plunger cases respectively, it is ensured that the motion of tup cylinder is synchronous, and in forging
Remain that forging center is constant during making, to improve forging precision and quality.
3. tup forging force of the present utility model derives from hydraulic forging press moved cross beam, and reverberation matrix method derives from high-voltage energy-storage
Device, it is not necessary to extra power source；High-voltage energy-storage device can be independently arranged, and can also be held by the dynamical system of main hydropress pumping plant
Load.
4. the utility model is applied to forging simultaneously compared to the upper and lower anvil forging method of original hydraulic press using 4 tups
Loading lotus, can faster complete the forming process of heavy shaft forgings, make the forging precision of heavy shaft forgings, forging quality and
Forging efficiency is significantly improved, and forging post-processing surplus is substantially reduced, and while material is saved, can to greatest extent save work
When, reduce production cost.
5. the utility model is that efficiency is low according to high cost in the production of heavy forged shaft, precision and ropy problem,
A kind of radial forging instrument dedicated for improving heavy forged shaft forging efficiency of design.By applying heavy four tups footpath
To forging tools, coordinate hydraulic forging press and forging manipulator, can realize, with minimum investment, producing maximum economic effect
Benefit.
Brief description of the drawings
The utility model has 4 accompanying drawings, wherein：
Fig. 1 is the front view of forging tools limes superiors position.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the front view of forging tools limit inferior position.
Fig. 4 is the side view of Fig. 3.
In figure：1st, upper frame, 2, underframe, 3, pretension bolt, 4, tup cylinder, 5, plunger case, 6, top board, 7, guide pillar,
8th, tup, 9, tup anti-rotation device, 10, workbench, 11, moved cross beam.
Specific embodiment
The utility model is further described below in conjunction with the accompanying drawings.As Figure 1-4, specific reality of the present utility model
Apply for example shown in Fig. 1-4, for heavy shaft forgings forging the hammerhead radial forging tools of heavy hydraulic four, be by upper frame 1, under
Framework 2, pretension bolt 3, tup cylinder 4, plunger case 5, top board 6, guide pillar 7, tup 8, tup anti-rotation device 9 are constituted, and are being used
When be fixed on the workbench 10 of hydraulic forging press, described upper frame 1 and underframe 2 connect composition one by pretension bolt 3
The framework of individual closing, bears the power produced in forging process, and 4 tups 8 are connected with tup cylinder 4, and are arranged in " X-type "
On upper and lower framework；4 plunger shafts of tup cylinder 4 are respectively communicated with 4 plunger cases 5 at top, and inside is full of working media, lead to
The motion for crossing plunger case 5 drives the tup 8 of tup cylinder 4 to move, and ensures the synchronization of motion；Top is to prevent moved cross beam 11 from depressing
When 4 plunger cases 5 plunger bear unbalance loading and cause unbalance stress and be provided with plunger guide device, it is by top board 6 and 4 guide pillars
7 compositions, at the rear portion of instrument, each tup cylinder 4 side arrangement, 1 set of tup anti-rotation device 9 prevents the tup 8 in forging from occurring
Rotate.
During utility model works, forging force is provided by hydraulic forging press moved cross beam 11, the movable transverse of hydraulic forging press
Beam 11 is acted on when 4 plungers of plunger case 5 are depressed on top board 6, and interior media produces operating pressure, is pushed away by interior media
Dynamic tup cylinder 4 completes the forging action of tup 8, and the drafts of forging is by the stroke of moved cross beam 11 come precise control；Tup
The backhaul power of cylinder 4 is provided by high-voltage energy-storage device, the high-voltage energy-storage device accumulation of energy when moved cross beam 11 is depressed, in moved cross beam
During 11 backhaul, high-voltage energy-storage device release working media makes 4 automated backhauls of tup 8, backward position and the position of moved cross beam 11
It is synchronous.
Claims (2)
1. the hammerhead radial forging tools of a kind of heavy hydraulic four, it is characterised in that：Including upper frame (1), underframe (2), 4 posts
Plug cylinder (5), 4 tup cylinders (4), 4 tups (8), plunger guide device and tup anti-rotation devices (9)；
Described upper frame (1) and underframe (2) connects one closed frame of composition, 4 tups (8) by pretension bolt (3)
It is connected with 4 tup cylinders (4) respectively, and is arranged on upper frame (1) and underframe (2) in " X-type ", bears to forge
The power produced in journey；4 plunger shafts of tup cylinder (4) are respectively communicated with 4 plunger cases (5) at top, internal to be situated between full of work
Matter, drives tup cylinder (4) and tup (8) to move, and ensure the synchronization of motion by the motion of plunger case (5)；To prevent forging
Plunger when hydraulic press moved cross beam (11) is depressed in 4 plunger cases (5) bears unbalance loading causes unbalance stress, in closed frame
Top is provided with plunger guide device, and described plunger guide device includes top board (6) and 4 guide pillars (7), in closed frame
Rear portion, each one tup anti-rotation device (9) of tup cylinder (4) side arrangement prevents the tup (8) in forging from rotating；Institute
The tup cylinder (4) and the cross-sectional area of plunger case (5) stated by the multiplication factor of forging force than being determined；Described top board (6) position
In the lower section of hydraulic forging press moved cross beam (11)；Described upper frame (1) and underframe (2) pass through pipeline and forging compound respectively
The high-voltage energy-storage device connection of press, for tup cylinder (4) backhaul provides power.
2. the hammerhead radial forging tools of a kind of heavy hydraulic according to claim 1 four, it is characterised in that：Described tup
Cylinder (4) is 1.5~2.0 with the cross-sectional area ratio of plunger case (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280271.8U CN206215836U (en) | 2016-11-24 | 2016-11-24 | The hammerhead radial forging tools of heavy hydraulic four |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621280271.8U CN206215836U (en) | 2016-11-24 | 2016-11-24 | The hammerhead radial forging tools of heavy hydraulic four |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206215836U true CN206215836U (en) | 2017-06-06 |
Family
ID=58786936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621280271.8U Active CN206215836U (en) | 2016-11-24 | 2016-11-24 | The hammerhead radial forging tools of heavy hydraulic four |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206215836U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052208A (en) * | 2016-11-24 | 2017-08-18 | 重集团大连设计研究院有限公司 | The hammerhead radial forging tools of heavy hydraulic four |
-
2016
- 2016-11-24 CN CN201621280271.8U patent/CN206215836U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107052208A (en) * | 2016-11-24 | 2017-08-18 | 重集团大连设计研究院有限公司 | The hammerhead radial forging tools of heavy hydraulic four |
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