CN104493046B - The clamping device of hotdie forging press upper bolster - Google Patents
The clamping device of hotdie forging press upper bolster Download PDFInfo
- Publication number
- CN104493046B CN104493046B CN201410624107.3A CN201410624107A CN104493046B CN 104493046 B CN104493046 B CN 104493046B CN 201410624107 A CN201410624107 A CN 201410624107A CN 104493046 B CN104493046 B CN 104493046B
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- China
- Prior art keywords
- piston
- swinging block
- upper bolster
- supporting mass
- forging press
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
- B21J13/03—Die mountings
Abstract
The invention discloses the clamping device of a kind of hotdie forging press upper bolster, belong to forging equipment field, it includes supporting mass, piston, intermediate connector, swinging block, swinging block drive mechanism and piston drive mechanism；Described supporting mass has closed cavity, described piston is placed in described closed cavity, described closed cavity is divided into upper plenum and lower cavity by described piston, and the piston rod being connected with described piston is through the diapire of described supporting mass, and described piston drive mechanism drives piston to move in closed cavity；Described swinging block one end is for connecting end, and the other end is free end, and described intermediate connector one end is connected with piston rod, and the other end is hinged with the connection end of swinging block by connecting pin, and the free end of described swinging block is the font of falling T；Described swinging block drive mechanism drives swinging block to swing around connecting pin.There is the features such as simple in construction, easy to operate, die change efficiency is high, manufacture and maintenance cost is low, production efficiency can be improved, reduce production cost.
Description
Technical field
The present invention relates to forging equipment field, particularly relate to the upper bolster clamping device of a kind of hotdie forging press.
Background technology
In recent years, owing to automobile industry is flourish, thus be accordingly used in and produce the hotdie forging press of each forging in auto parts and components
Demand day by day increase.In process of production, the die change efficiency of hotdie forging press greatly affects hotdie forging press
Production efficiency.
As shown in Figure 5 and Figure 6, the clamping device of hotdie forging press upper bolster of the prior art, by T connector 02, disc spring
04, hydraulic cylinder 05 forms, and is distributed in the both sides of die holder, disc spring 04 and hydraulic cylinder 05 in groups and is arranged in upper bolster 03, sliding
Offering T-shaped groove on block 01, the head of T connector 02 embeds in the T-slot on slide block 01, the other end of T connector 02 with
Disc spring 04 connects, and provides thrust to make upper bolster 03 be clamped on slide block 01 by disc spring 04；When replacing with die holder 03, first
Connect small, dedicated hydraulic pump, compress disc spring 04 by the hydraulic coupling of hydraulic cylinder 05, make T connector 02 separate with slide block 01,
Being pulled out by upper bolster 03, when loading upper bolster 03, the hydraulic coupling again by hydraulic cylinder 05 compresses disc spring 04, makes T again
Type head 02 extends, and then upper bolster 03 is pushed, and makes upper bolster 03 align with slide block 01, then, and hydraulic cylinder 05 off-load,
Making T connector 02 bounce back by the elastic force of disc spring 04, T connector 02 pushes down slide block 01, is clamped on slide block 01 by upper bolster 03.
The clamping device of drop press upper bolster of the prior art has the disadvantage in that owing to disc spring 04 and hydraulic cylinder 05 are respectively provided with
In upper bolster 03, and each upper bolster is required to install disc spring 04, hydraulic cylinder 05 and T connector 02, not only manufactures and installs
All difficulties, and the time changing a upper bolster is long, and production efficiency is low, human cost is high.
Summary of the invention
The technical problem to be solved is to provide the heat that a kind of simple in construction, die change efficiency height, manufacture and maintenance cost are low
The clamping device of drop press upper bolster.
The present invention solves the clamping device of the hotdie forging press upper bolster that its technical problem is used, including supporting mass, piston,
Intermediate connector, swinging block, swinging block drive mechanism and piston drive mechanism；Described supporting mass has closed cavity, described work
Plugging in described closed cavity, described closed cavity is divided into upper plenum and lower cavity by described piston, is connected with described piston
Piston rod is through the diapire of described supporting mass, and described piston drive mechanism drives piston to move in closed cavity；Described swinging block
One end for connect end, the other end is free end, and described intermediate connector one end is connected with piston rod, the other end pass through connecting pin and
The connection end of swinging block is hinged, and the free end of described swinging block is the font of falling T；Described swinging block drive mechanism drive swinging block around
Connecting pin swings.
Further, described piston drive mechanism include hydraulic pump, be opened on supporting mass communicate with upper plenum epicoele inlet,
It is opened on supporting mass the cavity of resorption inlet communicated with lower cavity.
Further, described piston drive mechanism include hydraulic pump, be opened on supporting mass communicate with lower cavity cavity of resorption inlet,
Flexible member；Described flexible member is arranged in upper plenum, and one end is connected with the roof of supporting mass, and the other end is connected with piston.
Further, described piston drive mechanism include hydraulic pump, be opened on supporting mass communicate with upper plenum epicoele inlet,
Flexible member；Described flexible member is arranged in lower cavity, and one end is connected with the diapire of supporting mass, and the other end is connected with piston.
Further, also include that piston stroke controller, described piston stroke controller are used for controlling piston to described supporting
The distance that the diapire direction of body is moved.
Further, described piston stroke controller is spacer sleeve；Described spacer sleeve is sheathed on the piston rod, and is positioned at lower sky
In chamber.
Further, described swinging block drive mechanism is cylinder or hydraulic cylinder, described cylinder or the cylinder body of hydraulic cylinder and supporting
Body connects, and the piston-rod end of described cylinder or hydraulic cylinder is connected with described swinging block.
Further, it is provided with displacement transducer in described cylinder.
Further, it is provided with displacement transducer in described hydraulic cylinder.
Further, described supporting mass is provided with connecting key.
The invention has the beneficial effects as follows: owing to the clamping device of drop press upper bolster of the present invention is in clamping and the process unclamped
In, promote piston movement by piston drive mechanism, make upper bolster be in clamped state or releasing orientation；Driven by swinging block
Motivation structure drives swinging block to rotate around connecting pin, makes the free end of swinging block swing in or show the inverted T shape groove of upper bolster.Therefore,
The clamping device of the drop press upper bolster of the present invention, has simple in construction, easy to operate, die change efficiency is high, manufacture and tie up
Protect the features such as low cost, can be with streamline operation, raising production efficiency, reduction labor intensity and production cost.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of the present invention；
Fig. 2 is present invention front elevational schematic of clamped condition when using；
Fig. 3 is the left view schematic diagram of Fig. 2；
Fig. 4 is the schematic diagram after the free end of swinging block is shown in the inverted T shape groove of upper bolster 10 in Fig. 3；
Shown in Fig. 1 to Fig. 4: supporting mass 1, support body 101, top cover 102, piston 2, intermediate connector 3, swing
Block 4, swinging block drive mechanism 5, connecting pin 6, spacer sleeve 7, connecting key 8, slide block 9, upper bolster 10, standby pressure nut 11.
Fig. 5 is the structural representation of prior art；
Fig. 6 is Fig. 5 elevational schematic view；
Shown in Fig. 5 and Fig. 6: slide block 01, T connector 02, upper bolster 03, disc spring 04, hydraulic cylinder 05.
Detailed description of the invention
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
For convenience, patent application document have employed upper and lower grade and state with the word in orientation, all band orientation
Word be all that the orientation according to the Fig. 1 in Figure of description characterizes.
As shown in Figure 1, Figure 2 with shown in Fig. 3 and Fig. 4, the clamping device of the hotdie forging press upper bolster of the present invention, including supporting
Body 1, piston 2, intermediate connector 3, swinging block 4, swinging block drive mechanism 5 and piston drive mechanism；Described supporting mass 1
Having closed cavity, described piston 2 is placed in described closed cavity, described piston 2 described closed cavity is divided into upper plenum and
Lower cavity, the piston rod being connected with described piston 2 drives piston through the diapire of described supporting mass 1, described piston drive mechanism
2 move in closed cavity；Described swinging block 4 one end is for connecting end, and the other end is free end, described intermediate connector 3 one
End is connected with piston rod, and the other end is hinged with the connection end of swinging block 4 by connecting pin 6, and the free end of described swinging block 4 is
The font of falling T；Described swinging block drive mechanism 5 drives swinging block 4 to swing around connecting pin 6.
As shown in Figure 1, Figure 2 with Fig. 3 and Fig. 4, upper plenum refers to the sky between the roof of piston 2 upper surface and supporting mass 1
Chamber, lower cavity refers to the cavity between the diapire of piston 2 lower surface and supporting mass 1.Described supporting mass 1 one aspect is used for
Support the gravity of the clamping device of whole hotdie forging press upper bolster, on the other hand as the cavity of piston 2, generally,
Described supporting mass 1 includes supporting body 101 and top cover 102 two parts, top cover 102 with support body 101 can pass through bolt,
The modes such as screw connect, it is simple to installing and change piston 2, described support body 101 is barreled structure, top cover 102 and support
Body 101 cooperatively forms a cavity, between described support body 101 and top cover 102, the inner side of piston 2 and supporting mass 1
Between wall, between piston rod and the diapire of supporting mass 1, it is provided with sealing member；The effect of described piston drive mechanism is to promote to live
Plug 2 is to the motion of the roof direction of supporting mass 1 or promotes piston 2 to move to the diapire direction of supporting mass 1；Generally,
It is not easy to directly offer on the piston rod pin-and-hole, therefore, uses intermediate connector 3 to connect as the transition of piston rod with swinging block 4
Fitting, middle intermediate connector 3 can be connected with piston rod by screw thread, then is compressed by standby pressure nut 11, and centre connects
Pass through connecting pin 6 between junctor 3 and swinging block 4 hinged, so provide in swinging block drive mechanism 5 and make swinging block 4 around connection
Pin 6 swing moment time, swinging block 4 just can rotate around connecting pin 6, swinging block drive mechanism 5 provide make swinging block 4 around
The power that connecting pin 6 swings, thus control swinging block 4 and swing in and show the inverted T shape groove of upper bolster 10.Described swinging block drives
Mechanism 5 can use cylinder or hydraulic cylinder, so can control swinging block 4 by cylinder or hydraulic cylinder and put around connecting pin 6
Dynamic.
As shown in Figure 2, Figure 3 and Figure 4, when using the clamping device of hotdie forging press upper bolster of the present invention, by bolt,
Supporting mass 1 is connected by the mode of screw or welding with slide block 9, in the font of falling T of swinging block 4 free end and upper bolster 10
Inverted T shape groove matches, and during hotdie forging press work, the font of falling T of described swinging block 4 free end embeds on upper bolster 10
In inverted T shape groove, described piston drive mechanism promotes piston 2 to move to the roof direction of supporting mass 1, thus is pressed from both sides by upper bolster 10
Tight on slide block 9, now upper bolster 10 is in clamped state；When hotdie forging press needs to change die holder, described piston
Drive mechanism promotes piston 2 to move to the diapire direction of supporting mass 1, makes upper bolster 10 be in releasing orientation, now by described pendulum
Motion block drive mechanism 5 drives swinging block 4 to rotate around connecting pin 6, makes the free end inverted T shape groove from upper bolster 10 of swinging block 4
Inside show, when the free end making swinging block 4 completely disengages from upper bolster 10, then be lifted up slide block 9, so that upper bolster 10
Completely disengage from the clamping device of slide block 9, hotdie forging press upper bolster, the most again by upper bolster 10 from hotdie forging press
Front pulls out and is replaced, and after replacing, is pushed into by upper bolster 10 and aligns with slide block 9, by described swinging block drive mechanism
5 drive swinging block 4 to swing in the inverted T shape groove of upper bolster 10, are then promoted piston 2 to supporting mass 1 by piston drive mechanism
Moving in roof direction, thus is clamped on slide block 9 by upper bolster 10.Clamping dress due to the drop press upper bolster of the present invention
Put during clamping and unclamping, promote piston 2 to move by piston drive mechanism, make upper bolster 10 be in clamped state
Or releasing orientation；Drive swinging block 4 to rotate around connecting pin 6 by swinging block drive mechanism 5, make the free end of swinging block 4 put
Enter or show the inverted T shape groove of upper bolster 10.Therefore, the clamping device of the drop press upper bolster of the present invention and prior art
The clamping device of drop press upper bolster is compared, and has simple in construction, easy to operate, die change efficiency is high, manufacture and safeguard into
The advantages such as this is low, use the clamping device of the drop press upper bolster of the present invention, can produce effect with streamline operation, raising
Rate, reduction labor intensity and production cost.
Described piston drive mechanism can be diversified, such as, as one of which embodiment, described piston-driven machine
Structure include hydraulic pump, be opened on supporting mass 1 communicate with upper plenum epicoele inlet, be opened on supporting mass 1 and lower cavity
The cavity of resorption inlet communicated.In this case, hotdie forging press work before, by hydraulic pump from cavity of resorption inlet inject liquid to
In lower cavity, the liquid-driving piston 2 in lower cavity moves to the roof direction of supporting mass 1, thus is clamped in by upper bolster 10
On slide block 9, after upper bolster 10 is in clamped state, hotdie forging press is started working；When hotdie forging press needs to change
During upper bolster, by hydraulic pump from epicoele inlet injection liquid to upper plenum, meanwhile, the liquid in lower cavity is entered by cavity of resorption
Liquid mouth discharge, thus promote piston 2 to the diapire direction of supporting mass 1 move, make upper bolster 10 be in releasing orientation, then by
Described swinging block drive mechanism 5 drives swinging block 4 to rotate around connecting pin 6, makes free end the falling from upper bolster 10 of swinging block 4
Show in T-slot, after the free end of swinging block 4 completely disengages from upper bolster 10, then be lifted up slide block 9, so that upper mold
Seat 10 completely disengages from the clamping device of slide block 9, hotdie forging press upper bolster, is forged and pressed from hot-die by upper bolster 10 the most again
The front of power machine pulls out and is replaced, and after having changed upper bolster, is pushed into by upper bolster 10 and aligns with slide block 9, by described swing
Block drive mechanism 5 drives swinging block 4 to swing in the inverted T shape groove of upper bolster 10, then is injected liquid by hydraulic pump from cavity of resorption inlet
In lower cavity, meanwhile, the liquid in upper plenum is discharged by epicoele inlet, thus promotes plug 2 roofs to supporting mass 1
Moving in direction, makes again upper bolster 10 be in clamped state.
As another embodiment, described piston drive mechanism includes hydraulic pump, is opened on supporting mass 1 and communicates with lower cavity
Cavity of resorption inlet, flexible member；Described flexible member is arranged in upper plenum, and one end is connected with the roof of supporting mass 1,
The other end is connected with piston 2.Described flexible member can use disc spring, helical spring etc., in this case, pressure of hot die forging
Before machine work, by hydraulic pump from cavity of resorption inlet injection liquid to lower cavity, plug 2 is promoted to transport to the roof direction of supporting mass 1
Dynamic, thus upper bolster 10 is clamped on slide block 9, after upper bolster 10 is in clamped state, hotdie forging press starts work
Making, now flexible member is in confined state；When hotdie forging press needs to replace with die holder, the liquid in lower cavity leads to
Crossing cavity of resorption inlet to discharge, now, the elastic force of the flexible member compressed promotes piston 2 to move to the diapire direction of supporting mass 1,
Make upper bolster 10 be in releasing orientation, then driven swinging block 4 to rotate around connecting pin 6 by described swinging block drive mechanism 5, make
The free end of swinging block 4 is shown in the inverted T shape groove of upper bolster 10, treats that the free end of swinging block 4 completely disengages from upper bolster 10
After, then it is lifted up slide block 9, so that upper bolster 10 is the most de-with the clamping device of slide block 9, hotdie forging press upper bolster
From, upper bolster 10 is pulled out from the front of hotdie forging press be replaced, after having changed upper bolster, by upper bolster the most again
10 are pushed into and align with slide block 9, described swinging block drive mechanism 5 in the inverted T shape groove driving swinging block 4 to swing in upper bolster 10,
Again by hydraulic pump from cavity of resorption inlet injection liquid to lower cavity, thus plug 2 is promoted to move to the roof direction of supporting mass 1,
Upper bolster 10 is made again to be in clamped state.Use this embodiment, during unclamping upper bolster 10, avoid the need for
Start hydraulic pump, the use frequency of hydraulic pump can be reduced, extend the service life of hydraulic pump.
As another embodiment, described piston drive mechanism includes hydraulic pump, is opened on supporting mass 1 and communicates with upper plenum
Epicoele inlet, flexible member；Described flexible member is arranged in lower cavity, and one end is connected with the diapire of supporting mass 1,
The other end is connected with piston 2.Described flexible member can use disc spring, helical spring etc., in this case, when hot-die forges and presses
During the work of power machine, flexible member is in confined state, the elastic force of the flexible member compressed upper bolster 10 is clamped in slide block
On 9, upper bolster 10 is in clamped state；When hotdie forging press needs to change die holder, by hydraulic pump from epicoele inlet
Injecting liquid in upper plenum, during this, the pressure of overhead intracavity liquid overcomes the elastic force of flexible member, and promotes piston
2 move to the diapire direction of supporting mass 1, make upper bolster 10 be in releasing orientation, are then driven by described swinging block drive mechanism 5
Movable pendulum motion block 4 rotates around connecting pin 6, makes the free end of swinging block 4 show in the inverted T shape groove of upper bolster 10, treats swinging block
After the free end of 4 completely disengages from upper bolster 10, then it is lifted up slide block 9, so that upper bolster 10 and slide block 9, hot-die forging and stamping
The clamping device of power machine upper bolster completely disengages from, and is pulled out from the front of hotdie forging press by upper bolster 10 and carries out more
Change, after having changed upper bolster, upper bolster 10 is pushed into and aligns with slide block 9, described swinging block drive mechanism 5 drive swinging block
In the 4 inverted T shape grooves swinging in upper bolster 10, then the liquid in upper plenum is discharged by epicoele inlet, by the elasticity compressed
The elastic force of element, promotes plug 2 to move to the roof direction of supporting mass 1, makes again upper bolster 10 be in clamped state.Use this
Plant embodiment, during clamping upper bolster 10, avoid the need for starting hydraulic pump, be possible not only to reduce the use of hydraulic pump
Frequency, extends the service life of hydraulic pump, but also when being possible to prevent hydraulic pump to break down, upper bolster separates with slide and makes
The accident become.
In the above-described embodiment, it is preferable that the clamping device of the hotdie forging press upper bolster of the present invention also includes piston stroke
Controlling device, described piston stroke controller is for controlling the distance that piston 2 moves to the diapire direction of described supporting mass 1.
Control, by arranging piston stroke controller, the distance that piston 2 moves to the diapire direction of described supporting mass 1, can avoid living
The distances that move to the diapire direction of described supporting mass 1 of plug 2 are too much so that the inverted T shape of the free end of swinging block 4 and upper bolster
It is in close contact between groove bottom wall, swinging block 4 can be made to be in releasing orientation freely, it is simple to swinging block drive mechanism 5 drives pendulum
Motion block 4 rotates around connecting pin 6.Described piston stroke controller can be displacement transducer, it is also possible to be to be set in piston rod
Spacer sleeve 7 that is upper and that be positioned in lower cavity.If employing displacement transducer, this can be used to be positioned at Sensor monitoring piston and to move
Distance, it is also possible to the monitoring distance that moves of intermediate connector, it is also possible to the distance that monitoring swinging block moves, aforesaid way, all
Can directly or indirectly reflect the distance that piston moves, thus control what piston 2 moved to the diapire direction of described supporting mass 1
Distance；As preferred embodiment, described piston stroke controller is spacer sleeve 7, and described spacer sleeve 7 is set in piston
On bar, and it is positioned in lower cavity.When the lower surface of piston 2 contacts with spacer sleeve 7, due to the stop of spacer sleeve 7, piston
2 stoppings are moved to the diapire direction of supporting mass 1, this embodiment, and structure is very simple, and more stable.
Described swinging block drive mechanism 5 is cylinder or hydraulic cylinder, and the cylinder body of described cylinder or hydraulic cylinder is connected with supporting mass 1,
The piston-rod end of described cylinder or hydraulic cylinder is connected with described swinging block 4.
As preferred embodiment, the clamping device of the hotdie forging press upper bolster of the present invention also includes automatically detecting swinging block
The 4 detection devices swinging in or showing completely the inverted T shape groove on upper bolster 10 the most completely, this detection device can be provided in institute
State the displacement transducer in cylinder or hydraulic cylinder, it is also possible to be provided in the inspection being made up of electrical equipment outside cylinder or hydraulic cylinder
Survey device, fairly simple owing to arranging displacement sensor structure, accordingly, as preferred embodiment, at described cylinder or liquid
Displacement transducer it is provided with in cylinder pressure.Need not artificial judgment swinging block 4 swing in the most completely or show completely on upper bolster 10
Inverted T shape groove, easy to operate, labor intensity is little, and production efficiency is high.
As preferred embodiment, as shown in Figure 3 and Figure 4, described supporting mass 1 is provided with connecting key 8, so, can
To arrange the keyway of correspondence on slide block 9, when just supporting mass 1 is connected with slide block 9 for employing bolt or screw, it is possible to subtract
Stove bolt or the stress of screw.
Claims (10)
1. the clamping device of hotdie forging press upper bolster, it is characterised in that: include that supporting mass (1), piston (2), centre connect
Junctor (3), swinging block (4), swinging block drive mechanism (5) and piston drive mechanism；Described supporting mass (1) has airtight
Cavity, described piston (2) is placed in described closed cavity, described piston (2) described closed cavity is divided into upper plenum and under
Cavity, the piston rod being connected with described piston (2) drives through the diapire of described supporting mass (1), described piston drive mechanism
Piston (2) moves in closed cavity；Described swinging block (4) one end is for connecting end, and the other end is free end, described centre
Connector (3) one end is connected with piston rod, and the other end is hinged with the connection end of swinging block (4) by connecting pin (6), described
The free end of swinging block (4) is the font of falling T；Described swinging block drive mechanism (5) drives swinging block (4) around connecting pin (6)
Swing.
2. the clamping device of hotdie forging press upper bolster as claimed in claim 1, it is characterised in that: described piston-driven machine
Structure include hydraulic pump, be opened in supporting mass (1) upper communicate with upper plenum epicoele inlet, be opened in supporting mass (1) upper and
The cavity of resorption inlet that lower cavity communicates.
3. the clamping device of hotdie forging press upper bolster as claimed in claim 1, it is characterised in that: described piston-driven machine
Structure includes hydraulic pump, is opened in cavity of resorption inlet, flexible member that supporting mass (1) above communicates with lower cavity；Described flexible member
Being arranged in upper plenum, and one end is connected with the roof of supporting mass (1), the other end is connected with piston (2).
4. the clamping device of hotdie forging press upper bolster as claimed in claim 1, it is characterised in that: described piston-driven machine
Structure includes hydraulic pump, is opened in epicoele inlet, flexible member that supporting mass (1) above communicates with upper plenum；Described flexible member
Being arranged in lower cavity, and one end is connected with the diapire of supporting mass (1), the other end is connected with piston (2).
5. the clamping device of the hotdie forging press upper bolster as described in claim any one of Claims 1-4, its feature
It is: also include that piston stroke controller, described piston stroke controller are used for controlling piston (2) to described supporting mass (1)
The distance that moves of diapire direction.
6. the clamping device of hotdie forging press upper bolster as claimed in claim 5, it is characterised in that: described piston stroke control
Device processed is spacer sleeve (7)；Described spacer sleeve (7) is sheathed on the piston rod, and is positioned in lower cavity.
7. the clamping dress of hotdie forging press upper bolster as described in claim any one of claim 1,2,3,4 or 6
Put, it is characterised in that: described swinging block drive mechanism (5) is cylinder or hydraulic cylinder, described cylinder or the cylinder body of hydraulic cylinder
Being connected with supporting mass (1), the piston-rod end of described cylinder or hydraulic cylinder is connected with described swinging block (4).
8. the clamping device of hotdie forging press upper bolster as claimed in claim 7, it is characterised in that: arrange in described cylinder
There is displacement transducer.
9. the clamping device of hotdie forging press upper bolster as claimed in claim 7, it is characterised in that: set in described hydraulic cylinder
It is equipped with displacement transducer.
10. hotdie forging press upper bolster as described in claim any one of claim 1,2,3,4,6,8 or 9
Clamping device, it is characterised in that: it is provided with connecting key (8) on described supporting mass (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410624107.3A CN104493046B (en) | 2014-11-07 | 2014-11-07 | The clamping device of hotdie forging press upper bolster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410624107.3A CN104493046B (en) | 2014-11-07 | 2014-11-07 | The clamping device of hotdie forging press upper bolster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104493046A CN104493046A (en) | 2015-04-08 |
| CN104493046B true CN104493046B (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410624107.3A Active CN104493046B (en) | 2014-11-07 | 2014-11-07 | The clamping device of hotdie forging press upper bolster |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1192624A (en) * | 1967-06-06 | 1970-05-20 | Sumitomo Metal Ind | Means for Clamping the Forging Dies of a Forging Press |
| DE2731078C2 (en) * | 1977-07-09 | 1982-09-30 | Langenstein & Schemann Ag, 8630 Coburg | Hydraulic clamping wedge for a tool insert in a forming machine |
| US4413499A (en) * | 1981-10-13 | 1983-11-08 | Diemer Donald J | Rolling key lock for forging die and press |
| DE4026827C2 (en) * | 1990-08-24 | 1998-11-05 | Schloemann Siemag Ag | Fastening device for the detachable connection of tool and tool carrier of an upsetting press |
| DE4114295C2 (en) * | 1991-05-02 | 2002-10-31 | Roemheld A Gmbh & Co Kg | Rotary-train-tightening element |
| CN201257490Y (en) * | 2008-08-22 | 2009-06-17 | 常州精棱铸锻有限公司 | Mould location structure of hot mould forging machine |
| CN202387903U (en) * | 2011-12-19 | 2012-08-22 | 泉州凤顺汽车零部件有限公司 | Clamp locking mould mechanism |
| CN203804121U (en) * | 2014-03-13 | 2014-09-03 | 广东坚宜佳五金制品有限公司 | Horizontal forging machine clamping device |
-
2014
- 2014-11-07 CN CN201410624107.3A patent/CN104493046B/en active Active
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| CN104493046A (en) | 2015-04-08 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20180316 Address after: 618013 Deyang Pearl River West Road, Sichuan, No. 460 Patentee after: Double (Deyang) heavy equipment Co., Ltd. Address before: 618013 Deyang Pearl River West Road, Sichuan, No. 460 Patentee before: Erzhong Group (Deyang) Heavy Equipment Co., Ltd. |