CN209647504U - A kind of large-scale nearly C-shaped forging base bending tool - Google Patents
A kind of large-scale nearly C-shaped forging base bending tool Download PDFInfo
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- CN209647504U CN209647504U CN201920347445.5U CN201920347445U CN209647504U CN 209647504 U CN209647504 U CN 209647504U CN 201920347445 U CN201920347445 U CN 201920347445U CN 209647504 U CN209647504 U CN 209647504U
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- bending die
- shaped forging
- lower bending
- anvil block
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Abstract
The utility model discloses a kind of large-scale nearly C-shaped forging base bending tools, including fixture, the fixture top is equipped with lower bending die, the lower bending die tip is equipped with upper ram by upper anvil block, it is fixedly connected between the upper ram and upper anvil block by dovetail groove, the lower bending die inner bottom is equipped with support baseboard, fixing groove is opened up inside the lower bending die, inclined plate is installed inside the fixing groove, it is provided with lower bending die and support baseboard, meet manufacture of the lower bending die to the nearly C-shaped forging of different sizes, the manufacturing cost of nearly C-shaped forging is saved, it is provided with anvil block and dovetail groove, it solves upper ram and is easy to happen sidesway in position in punching press, upper ram forging and stamping position is caused to deviate, the problem of influencing nearly C-shaped forging forming quality, it is provided with fixing groove and inclined plate, prefabricated blank is improved under It is bent the accuracy of die tip positioning and the stationarity of installation, further improves the forming quality of nearly C-shaped forging.
Description
Technical field
The utility model relates to large-sized structural parts forging technology technical field, specially a kind of large-scale nearly C-shaped forging base
Bending tool.
Background technique
With the operation of domestic and international large-scale stamp forging hydraulic press production line, Large Complicated Structural Component is increasingly to precise treatment, entirety
To change direction to develop, the precise treatment of forging is harsher to the size requirement of base waste before die forging, under the conditions of certain charged material weight,
Farthest to efficiently use noble metal raw material, C-shaped forging close to labyrinth, system of the reasonable bending tool to waste base
The forming of standby, final forging plays a crucial role, and in the prior art, solves the side of nearly C-shaped forging famine base preparation forming difficult problem
Formula is to increase charged material weight and machining process or be difficult to meet large size using simply bulky tooling, these types of mode
The method of nearly C shape Forging bending base, is suitable only for the more gentle forging of gabarit camber ratio, there is also raw material charged material weights greatly,
Economical and production cycle long problem, it is relatively simple there are also some structures in the prior art, it can be achieved that operation readiness work
Dress, but it has a single function, practicability is poor, is not able to satisfy large-scale nearly C-shaped forging famine base preparation needs, and be difficult to ensure forging
Part shapes the problem of batch consistency, so we are to these situations, to avoid above-mentioned technical problem, it is necessory to provide one kind
Large-scale nearly C-shaped forging base bending tool is to overcome the defect in the prior art.
Utility model content
The purpose of this utility model is to provide a kind of large-scale nearly C-shaped forging base bending tools, to solve above-mentioned background
When in use, there are nearly C-shaped forging base forming difficulties for existing large-scale nearly C-shaped forging base bending tool in technology, it is difficult to
Meet subsequent die-forging forming requirement, it cannot be guaranteed that the problem of forging forming batch consistency.
To achieve the above object, the utility model provides the following technical solutions: a kind of large-scale nearly C-shaped forging base bending work
Dress, including fixture, the fixture inside are equipped with lower bending die by locating groove, and the lower bending die tip is equipped with prefabricated
Base, the prefabricated blank top are equipped with anvil block, and the upper anvil block bottom end is equipped with upper ram, opens up inside the lower bending die
There is dashpot, the lower bending die outer wall two sides are welded with hook, and the dashpot inner bottom is equipped with elevating lever, institute
It states elevating lever top and support baseboard is installed, support baseboard top two sides are mounted on side plate, inside the support baseboard
Sliding slot is offered, is slidably connected between the side plate and sliding slot by sliding block, the elevating lever interior side is embedded with locking screw
Bar, the upper anvil block top two sides offer keyway, are fixedly connected between the upper ram and upper anvil block by dovetail groove, institute
It states junction between upper ram and upper anvil block and drift is installed.
Preferably, the fixture bottom end is fastenedly connected by fixing bolt and free forging press lower table.
Preferably, the drift cross section is parallelogram, and drift longitudinal direction shape band is tapered.
Preferably, it is fixedly connected between the prefabricated blank and lower bending die by fixing groove, installation inside the fixing groove
There is inclined plate, fixing groove bottom end two sides are mounted on gag lever post, offer limiting slot between two gag lever posts.
Preferably, the fixture is that 45# steel material is process by forging and machine add mode.
Preferably, it is fixedly connected between the sliding block and sliding slot by locating rod.
The prior art is compared, the beneficial effects of the utility model are: the utility model is scientific and reasonable for structure, uses secure side
Just:
1, it is provided with lower bending die, support baseboard, side plate, elevating lever and sliding slot, when tooling is to the nearly C of all kinds of difference sizes
When shape Forging proembryo carries out bending ram, it is adjusted by height of the elevating lever to dashpot bottom end support baseboard, and by locking
Elevating lever is fixed in tight screw rod, while sliding block bottom end side plate being cooperated to carry out mobile fixation inside sliding slot, to realize
Fine tuning to lower bending die internal damping groove height and depth, convenient for meeting lower bending die to not according to actual production demand
The manufacture of nearly C-shaped forging with size, solves the problems, such as that tradition needs to constantly change lower bending die, has saved nearly C-shaped forging
Manufacturing cost.
2, it is provided with anvil block, keyway, dovetail groove and drift, by keyway by upper anvil block and free forging press upper table
It is located by connecting, and dovetail groove is cooperated to be fixedly connected upper ram, by drift to the company between dovetail groove and upper ram
The place of connecing is connected and sealed, to considerably increase the fastness that upper ram is installed inside dovetail groove, solves upper ram and exists
Position is easy to happen sidesway when punching press, and upper ram stamping position is caused to deviate, and influences asking for the nearly C-shaped forging quality of production
Topic.
3, it is provided with fixing groove, inclined plate, gag lever post and limiting slot, when the manipulator of free forging press is pressed from both sides to proembryo
When holding fixed, proembryo is placed by the fixing groove inside lower bending die, and proembryo is guaranteed by the inclined plate inside fixing groove
Radian in punching press, while by the limiting slot between gag lever post, increase proembryo rubbing between lower bending die in punching press
Power is wiped, to improve proembryo in the accuracy of lower bending die tip positioning and the stationarity of installation, improves nearly C-shaped forging
The quality of production.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic diagram of internal structure of bending die under the utility model；
Fig. 3 is the structural schematic diagram of anvil block on the utility model；
Fig. 4 is the schematic diagram of internal structure of the utility model fixing groove；
Figure label: 1, fixture；2, lower bending die；3, prefabricated blank；4, upper ram；5, upper anvil block；6, dashpot；7, it rises
Suspension hook；8, elevating lever；9, support baseboard；10, side plate；11, sliding slot；12, sliding block；13, tie down screw；14, keyway；15, dovetail
Slot；16, drift；17, fixing groove；18, inclined plate；19, gag lever post；20, limiting slot.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please referring to Fig. 1-4, the utility model provides a kind of technical solution, a kind of large-scale nearly C-shaped forging base bending tool,
Including fixture 1, in order to improve the compression strength of fixture 1, avoid fixture 1 in long-term work in use, impaired, the extension that deforms
The actual life of fixture 1, fixture 1 are that 45# steel material is process by forging and machine add mode, pass through fixing bolt pair
Fixture 1 is fixed on free forging press lower table, to improve the jail that fixture 1 is installed on free forging press lower table
Solidity avoids fixture 1 from shifting position in punching press, influences the quality of mould punching, while convenient for tearing open to fixture 1
It unloads and replaces, 1 bottom end of fixture is fastenedly connected by fixing bolt and free forging press lower table, passes through positioning inside fixture 1
Card slot is equipped with lower bending die 2, and lower 2 top of bending die is equipped with proembryo 3, and 3 top of proembryo is equipped with anvil block 5, upper 5 bottom of anvil block
End is equipped with upper ram 4, and dashpot 6 is offered inside lower bending die 2, and lower 2 outer wall two sides of bending die are welded with hook 7,
6 inner bottom of dashpot is equipped with elevating lever 8, and 8 top of elevating lever is equipped with support baseboard 9.
9 top two sides of support baseboard are mounted on side plate 10, and sliding slot 11, side plate 10 and cunning are offered inside support baseboard 9
It is slidably connected between slot 11 by sliding block 12, sliding block 12 is fixed inside sliding slot 11 by locating rod, improve side plate 10
Fastness when 9 top of support baseboard is installed, convenient for being supported fixation, sliding block 12 and sliding slot 11 to the proembryo 3 by punching press
Between be fixedly connected by locating rod, 8 interior side of elevating lever is embedded with tie down screw 13, and upper 5 top two sides of anvil block open up
There is keyway 14, is fixedly connected between upper ram 4 and upper anvil block 5 by dovetail groove 15, junction between upper ram 4 and upper anvil block 5
Drift 16 is installed, the junction between upper ram 4 and upper anvil block 5 is fully sealed for the ease of drift 16, in increase
The compactness connected between tup 4 and upper anvil block 5 avoids upper ram 4 from shaking in punching press, improves upper ram 4 in punching press
The fastness installed inside upper anvil block 5 in the process, 16 cross section of drift is parallelogram, and the longitudinal shape of drift 16 has
Taper.
It is fixedly connected between prefabricated blank 3 and lower bending die 2 by fixing groove 17, inclined plate 18 is installed inside fixing groove 17,
17 bottom end two sides of fixing groove are mounted on gag lever post 19, offer limiting slot 20 between two gag lever posts 19.
The working principle and process for using of the utility model: a kind of large-scale nearly C-shaped forging base bending tool is being used
In the process, firstly, before carrying out blank bending operation, fixture 1, lower bending die 2, upper ram 4 and upper anvil block 5 are placed into heating
It is all preheated to 250 DEG C or so in furnace, then, is positioned upper anvil block 5 and free forging press upper table by keyway 14
Connection, and dovetail groove 15 is cooperated to be fixedly connected upper ram 4, by drift 16 to the company between dovetail groove 15 and upper ram 4
The place of connecing is connected and sealed, to considerably increase the fastness that upper ram 4 is installed inside dovetail groove 15, solves upper ram
4 in punching press position be easy to happen sidesway, cause 4 stamping position of upper ram to deviate, influence the nearly C-shaped forging quality of production
Problem；
When blank soaking time in heating furnace reaches technique and requires before bending, fire door is opened, by discharging machine by base
Material is transferred in lower bending die 2, and controls blank transfer time≤40 second, when the manipulator of free forging hydraulic machine is by prefabricated blank 3
After clamping is stablized, upper ram 4 moves downward under the active force of free forging hydraulic machine, after the thrust to heating of upper ram 4
Prefabricated blank 3 on, make prefabricated blank 3 generate plastic deformation, operator by control free forging hydraulic machine and manipulator cooperation transport
It is dynamic, make dashpot 6 bending forming of the prefabricated blank 3 in lower bending die 2, when 3 extrados of prefabricated blank and lower 2 medial surface of bending die are complete
Full fitting, after 3 intrados of prefabricated blank is bonded substantially with 4 extrados of upper ram, a working cycles are completed；
Then, when tooling is when carrying out bending ram to the nearly C-shaped forging prefabricated blank 3 of all kinds of different sizes, pass through elevating lever 8
The height of 6 bottom end support baseboard 9 of dashpot is adjusted, and elevating lever 8 is fixed by tie down screw 13, is matched simultaneously
It closes 12 bottom end side plate 10 of sliding block and carries out mobile fixation inside sliding slot 11, to realize high to lower 2 internal damping slot 6 of bending die
The fine tuning of degree and depth, convenient for meeting the manufacture of the nearly C-shaped forging of 2 pairs of difference sizes of lower bending die according to actual production demand,
It solves the problems, such as that tradition needs to constantly change lower bending die 2, has saved the manufacturing cost of nearly C-shaped forging.
Finally, when the manipulator of free forging press is when gripping prefabricated blank 3, inside lower bending die 2
Fixing groove 17 prefabricated blank 3 is placed, and arc of the prefabricated blank 3 in punching press is guaranteed by the inclined plate 18 inside fixing groove 17
Degree, while by the limiting slot 20 between gag lever post 19, frictional force of the prefabricated blank 3 in punching press between lower bending die 2 is increased,
To improve the stationarity of accuracy and installation that prefabricated blank 3 positions on lower 2 top of bending die, nearly C-shaped forging is improved
The quality of production.
Finally, it should be noted that being not limited to this reality the foregoing is merely the preferred embodiment of the utility model
With novel, although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, should all
It is included within the scope of protection of this utility model.
Claims (6)
1. a kind of large-scale nearly C-shaped forging base bending tool, including fixture (1), it is characterised in that: logical inside the fixture (1)
It crosses locating groove to be equipped with lower bending die (2), lower bending die (2) top is equipped with prefabricated blank (3), the prefabricated blank (3)
Top is equipped with anvil block (5), and upper anvil block (5) bottom end is equipped with upper ram (4), is opened up inside the lower bending die (2)
Have dashpot (6), lower bending die (2) the outer wall two sides are welded with hook (7), dashpot (6) the inner bottom peace
Equipped with elevating lever (8), elevating lever (8) top is equipped with support baseboard (9), and support baseboard (9) the top two sides are pacified
Equipped with side plate (10), offers sliding slot (11) inside the support baseboard (9), pass through between the side plate (10) and sliding slot (11)
Sliding block (12) is slidably connected, and elevating lever (8) interior side is embedded with tie down screw (13), upper anvil block (5) top two
Side offers keyway (14), is fixedly connected between the upper ram (4) and upper anvil block (5) by dovetail groove (15), it is described on
Junction is equipped with drift (16) between tup (4) and upper anvil block (5).
2. a kind of large-scale nearly C-shaped forging base bending tool according to claim 1, it is characterised in that: the fixture (1)
Bottom end is fastenedly connected by fixing bolt and free forging press lower table.
3. a kind of large-scale nearly C-shaped forging base bending tool according to claim 1, it is characterised in that: the drift
(16) cross section is parallelogram, and the longitudinal shape band of drift (16) is tapered.
4. a kind of large-scale nearly C-shaped forging base bending tool according to claim 1, it is characterised in that: the prefabricated blank
(3) it is fixedly connected between lower bending die (2) by fixing groove (17), inclined plate (18) is installed inside the fixing groove (17),
Fixing groove (17) the bottom end two sides are mounted on gag lever post (19), offer limiting slot between two gag lever posts (19)
(20)。
5. a kind of large-scale nearly C-shaped forging base bending tool according to claim 1, it is characterised in that: the fixture (1)
It is process for 45# steel material by forging and machine add mode.
6. a kind of large-scale nearly C-shaped forging base bending tool according to claim 1, it is characterised in that: the sliding block
(12) it is fixedly connected between sliding slot (11) by locating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920347445.5U CN209647504U (en) | 2019-03-19 | 2019-03-19 | A kind of large-scale nearly C-shaped forging base bending tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920347445.5U CN209647504U (en) | 2019-03-19 | 2019-03-19 | A kind of large-scale nearly C-shaped forging base bending tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209647504U true CN209647504U (en) | 2019-11-19 |
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ID=68527415
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920347445.5U Active CN209647504U (en) | 2019-03-19 | 2019-03-19 | A kind of large-scale nearly C-shaped forging base bending tool |
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| CN (1) | CN209647504U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692212A (en) * | 2021-01-27 | 2021-04-23 | 中国第一重型机械股份公司 | Die forging equipment and hammer head switching method |
-
2019
- 2019-03-19 CN CN201920347445.5U patent/CN209647504U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692212A (en) * | 2021-01-27 | 2021-04-23 | 中国第一重型机械股份公司 | Die forging equipment and hammer head switching method |
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