CN209614013U - The split type moulding stamper of special-shaped surge drum - Google Patents
The split type moulding stamper of special-shaped surge drum Download PDFInfo
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- CN209614013U CN209614013U CN201920265862.5U CN201920265862U CN209614013U CN 209614013 U CN209614013 U CN 209614013U CN 201920265862 U CN201920265862 U CN 201920265862U CN 209614013 U CN209614013 U CN 209614013U
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Abstract
The split type moulding stamper of special-shaped surge drum, including upper die and lower die and pedestal, under molding state, upper die and lower die are in being arranged concentrically；The bottom plate is equipped with material discharging rod, and the material discharging rod protrudes into the die cavity of lower die, and is driven by hydraulic cylinder；Lower die is located on pedestal, and lower die includes cricoid attachment base and a pair of support rods, and support rod lower end is fixedly connected with pedestal, and post upper is fixedly connected with attachment base；Stent is fixedly connected on attachment base, stent upper end is equipped with movable mold with one heart, and movable mold lower end and stent upper end are interference fitted, and movable mold upper end is the conical surface；Upper mold includes connecting plate and the Upper Die-sleeve that is fixedly connected with connecting plate, and the connection of Upper Die-sleeve lower thread has connection tapered sleeve, and connection tapered sleeve is identical as the taper of movable mold；Molding compression bar is equipped with above upper mold, molding compression bar upper end is connect with straight line driving mechanism, and lower end is protruded into upper mold.The utility model is economical high, high production efficiency, and machining accuracy is high, and service life is long, realizes the high-volume automated production of surge drum.
Description
Technical field
The utility model relates to damper manufacturing fields, and in particular to a kind of split type moulding stamper of abnormal shape surge drum.
Background technique
With the continuous development of society, people are to the dynamic property of automobile, economy, braking, control stability, ride comfort
Equal performance requirements are higher and higher.In order to accelerate the decaying of automobile vibration, improves the ride comfort of running car, install and subtract in automobile
Vibration device seems still for necessity.
Surge drum is a critically important component part in damper, it provides oil storage and support function for damper.It is existing
Some surge drums are since shape is relatively simple, and mostly thin-wall tube is cylinder-shaped, which is easy machining, but its internal diameter and outer circle
Required precision it is higher.
Special-shaped damper is a kind of damper using special-shaped surge drum, different from the surge drum of conventional cylindrical, special-shaped
Surge drum surface can be equipped with many a cascaded surfaces, and diameter, the length of cascaded surface suffer from specific requirement.
And existing surge drum processing technology mainly by all kinds of toolings or fixture to material carry out necking or flaring and
Bulging is processed and needs to carry out heating anneal processing, and workpiece is made to keep certain plasticity.The processing technology is when bulging is processed, work
Part is easy to appear cracking and scraps；The quality for the workpiece that simultaneous processing goes out is not sufficiently stable, and dimensional accuracy is not high；The finally technique
Production efficiency is not high, and is only used for producing the relatively simple surge drum of some shapes.But existing main process is but
It is unable to satisfy the production requirement of special-shaped surge drum.
Utility model content
The purpose of this utility model is to provide a kind of split type moulding stamper of special-shaped surge drum, the utility model it is different
The split type moulding stamper of type surge drum is used to produce a kind of special-shaped surge drum of damper, the utility model economy pole
Height, high production efficiency, machining accuracy is high, and service life is long, realizes the high-volume automated production of surge drum.
The technical solution of the utility model includes: the split type moulding stamper of special-shaped surge drum, including upper die and lower die and pedestal,
Under molding state, upper die and lower die are in be arranged concentrically；The bottom plate is equipped with material discharging rod, and the material discharging rod protrudes into the die cavity of lower die
It is interior, and driven by hydraulic cylinder；The lower die is located on pedestal, and the lower die includes cricoid attachment base and a pair of support rods,
The support rod lower end is fixedly connected with pedestal, and post upper is fixedly connected with attachment base；It is fixedly connected on the attachment base
There is stent, the stent upper end is equipped with movable mold with one heart, and the movable mold lower end and stent upper end are interference fitted, described
Movable mold upper end is the conical surface；The upper mold includes connecting plate and the Upper Die-sleeve that is fixedly connected with connecting plate, Upper Die-sleeve lower end spiral shell
Line connection has connection tapered sleeve, and the connection tapered sleeve is identical as the taper of movable mold；Molding compression bar is equipped with above the upper mold, it is described
Molding compression bar upper end is connect with straight line driving mechanism, and lower end is protruded into upper mold.
Compared with prior art, the split type moulding stamper of the special-shaped surge drum of the utility model achieves following beneficial
Technical effect:
(1) at low cost: the split type moulding stamper cost of the special-shaped surge drum of the utility model is lower, mould structure essence
Letter, manufacturing expense are lower than injection mold or transfer molding mold, and due to being extrusion forming, the abrasion very little of die cavity, mold
Maintenance cost it is lower；
(2) high financial profit: the specially-shaped mode of the split type moulding stamper of the special-shaped surge drum of the utility model is protected
Its higher production efficiency is demonstrate,proved, and the mode of operation of mold is easy to upper hand and is proficient in, can effectively realized specialized and automatic
Metaplasia produces, and realizes the mass production of special-shaped surge drum；It is quick and convenient that it is opened pickup simultaneously, when can further shorten processing
Between, improve working efficiency；
(3) processing performance is superior: the split type moulding stamper of the special-shaped surge drum of the utility model can according to different sizes,
The special-shaped surge drum of shape designs corresponding die cavity, so as to form the special-shaped surge drum of different sizes, shape, and pressing mold institute
The size of the molding product of energy is only determined by the mold clamping force and template size of existing press, applied widely；This reality simultaneously
Internal stress with the product of novel production is very low, and buckling deformation also very little, and mechanical performance is more stable, and product size precision is high,
It is good to criticize consistency, any surface finish is not necessarily to secondary modification, eliminates a large amount of postorder procedure of processing.
As optimization, the attachment base upper surface is equipped with groove, and corresponding, the stent lower end is equipped with and the groove
The ladder platform matched, the ladder platform with the pressing sleeve that attachment base is fixedly connected by being fixed.Attachment base and stent assembly
It is convenient, while mould is fixed by pressing sleeve and is fixedly connected with pressing sleeve with attachment base, the structure increasing largely
Cooperation compactness between attachment base and stent, prevents stent from loosening on attachment base, to make the axis of lower die
Offset, influences the accuracy of manufacture of special-shaped surge drum；The structure can allow attachment base preferably pressure-bearing simultaneously, prevent fixed wear
It is bad, extend the service life of mold.
As optimization, the stent upper end is equipped with limiting slot, and the movable mold lower end and limiting slot are interference fitted, described
The taper of movable mold lower end is 1:6-1:8.When processing, molding compression bar pushes the larger pressure caused by movable mold, passes through limit
Slot, stent can preferably pressure-bearings；Movable mold lower end has specific taper simultaneously, sends out through utility model National People's Congress quantity research
Existing, which reduces the contact area of movable mold and stent under the premise of guaranteeing to be interference fitted stability, takes die sinking
When part, movable mold is easier to fall off, and increases pickup efficiency.
As optimization, under molding state, there are the gaps of 2-4cm between connection tapered sleeve and the movable mold.It is further excellent
Change, the taper of the movable mold upper end is 1:3-1:4.It when processing, is acted on by the pressure of molding compression bar, upper mold pushes, and passes through company
The taper fit of tapered sleeve and movable mold is connect, movable mold is slidably matched with tapered sleeve formation is connect, and movable mold offsets with Upper Die-sleeve lower end,
Lateral extruding force is formed to movable mold by the connection tapered sleeve of side simultaneously, to accelerate the processing efficiency of mold, shortens and adds
Between working hour.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the split type moulding stamper of the special-shaped surge drum of the utility model；
Fig. 2 is the working state schematic representation of the split type moulding stamper of the special-shaped surge drum of the utility model；
Fig. 3 is the enlarged diagram of A circle inner part in Fig. 2；
Fig. 4 is the structural schematic diagram of the special-shaped surge drum of the utility model production.
The label in accompanying drawing is: 1- upper mold；11- connecting plate；12- Upper Die-sleeve；13- connection tapered sleeve；2- lower die；21- connection
Seat；22- support rod；23- stent；231- ladder platform；232- pressing sleeve；233- limiting slot；24- movable mold；3- bottom plate；31- is de-
Expect bar；4- forms compression bar；5- cold headers；51- self-powered platform；52- hydraulic cylinder；6- tubular stock；7- polyurethane.
Specific embodiment
(embodiment) is further described the utility model with reference to the accompanying drawings and detailed description, but does not make
For the foundation limited the utility model.
As shown in Figs 1-4, the split type moulding stamper of special-shaped surge drum, including upper mold 1, lower die 2 and pedestal 3 mold shape
Under state, upper mold 1 and lower die 2 are in be arranged concentrically；The bottom plate 3 is equipped with material discharging rod 31, and the material discharging rod 31 protrudes into the mould of lower die 2
It is intracavitary, and driven by hydraulic cylinder；The lower die 2 is set on the base 3, and the lower die 2 includes cricoid attachment base 21 and a pair
Support rod 22,22 lower end of support rod are fixedly connected with pedestal 3, and 22 upper end of support rod is fixedly connected with attachment base 21；It is described
It is fixedly connected with stent 23 on attachment base 21,23 upper end of stent is equipped with movable mold 24 with one heart, under the movable mold 24
End is interference fitted with 23 upper end of stent, and 24 upper end of movable mold is the conical surface；The upper mold 1 include connecting plate 11 and with even
The Upper Die-sleeve 12 that fishplate bar 11 is fixedly connected, the connection of 12 lower thread of Upper Die-sleeve have connection tapered sleeve 13, the connection tapered sleeve 13 and work
The taper of dynamic model 24 is identical；Molding compression bar 4 is equipped with above the upper mold 1,4 upper end of molding compression bar and straight line driving mechanism connect
It connects, lower end is protruded into upper mold 1.
21 upper surface of attachment base is equipped with groove, corresponding, and 23 lower end of stent is equipped with to match with the groove
The ladder platform 231 of conjunction, the ladder platform 231 are fixed by the pressing sleeve 232 being fixedly connected with attachment base 21.Attachment base 21 and solid
Cover half 23 is easy to assembly, while being fixed mould by pressing sleeve 232 and being fixedly connected with pressing sleeve 232 with attachment base 21, the structure
The cooperation compactness increased between attachment base 21 and stent 23 largely, prevents stent 23 on attachment base 21
It loosens, to make the axis offset of lower die 2, influences the accuracy of manufacture of special-shaped surge drum；The structure can allow connection simultaneously
The preferably pressure-bearing of seat 21, prevents stent 23 from damaging, extends the service life of mold.
23 upper end of stent is equipped with limiting slot 233, and 24 lower end of movable mold and limiting slot 233 are interference fitted, institute
The taper for stating 24 lower end of movable mold is 1:6-1:8.When processing, molding compression bar 4 is pushed to larger pressure caused by movable mold 24, is led to
Cross limiting slot 233, stent 23 can preferably pressure-bearing；24 lower end of movable mold has specific taper simultaneously, through utility model
The discovery of National People's Congress's quantity research, the taper reduce movable mold 24 and stent 23 under the premise of guaranteeing to be interference fitted stability
Contact area, when making to be opened pickup, movable mold 24 is easier to fall off, and increases pickup efficiency.
Under molding state, there are the gaps of 2-4cm between connection tapered sleeve 13 and the movable mold 24.In the movable mold 24
The taper at end is 1:3-1:4.It when processing, is acted on by the pressure of molding compression bar, upper mold pushes, and passes through connection tapered sleeve 13 and movable mold
24 taper fit, movable mold are slidably matched with tapered sleeve formation is connect, and movable mold offsets with Upper Die-sleeve lower end, while passing through side
Connection tapered sleeve lateral extruding force is formed to movable mold, to accelerate the processing efficiency of mold, shorten process time.
A kind of forming method of abnormal shape surge drum, it is: by the fission of the special-shaped surge drum with above-mentioned the utility model
Formula moulding stamper is arranged on cold headers；Specifically: the pedestal 1 is arranged on the self-powered platform 51 of cold headers 5；By institute
Molding compression bar 4 is stated to be fixedly connected with the hydraulic cylinder 52 of 5 top of cold headers；And it follows the steps below:
Step1, stock intercept one section of tubular stock 6, are put into lower die 2, lower end and 3 phase of bottom plate of tubular stock 6
It supports, one section of columned polyurethane 7 is placed in tubular stock 6, size, the length of polyurethane 7 are adapted with tubular stock 6；
The self-powered platform 51 of Step2, molding, cold headers 5 rise, and mold lower die 2 and upper mold 1, insert to movable mold 24
Enter to connect in tapered sleeve 13 and there are when the gap 2-4cm, stops the rising of self-powered platform 51；
Step 3, molding open hydraulic cylinder 52, and molding compression bar 4, which pushes, squeezes 7 deformation of polyurethane, and 7 deformation of polyurethane extends out
Also deformation occurs extends out for barrel to make tubular stock 6, to make mold cavity shapes phase of the external form of tubular stock 6 with mold
Together, that is, the molding of special-shaped surge drum is completed；
Step4, reset, first control molding compression bar 4 rise and reset, and due to removing molding compression bar 4, polyurethane 7 is reverted to
Originally cylindric；Then the self-powered platform 51 for operating cold headers 5 declines and resets；
Step 5, die sinking pickup open hydraulic cylinder driving material discharging rod 31 and move up, thus upper top abnormal shape surge drum, due to
Special-shaped surge drum is up-small and down-big structure, when special-shaped surge drum moves up, the cascaded surface of lower end also can with 24 phase top of movable mold,
To make movable mold 24 fall off, then special-shaped surge drum can be taken out from stent 23, then press movable mold 24 again
Enter fixed in stent 23.
Only need to change the shapes and sizes of die cavity, above-mentioned split type pressing mold can be used to produce the abnormal shape of other models
Surge drum.
The above-mentioned generality to utility model involved in the application is described and is not answered the description of its specific embodiment
It is not understood as the limitation constituted to the utility model technical solution.Those skilled in the art, can according to disclosure herein
With under the premise of without prejudice to related utility model constituent element, to above-mentioned general description or/and specific embodiment
Public technology feature in (including embodiment) is increased, reduced or is combined, and formation belongs within the application protection scope
Other technical solutions.
Claims (5)
1. the split type moulding stamper of special-shaped surge drum, it is characterised in that: including upper mold (1), lower die (2) and pedestal (3), molding
Under state, upper mold (1) and lower die (2) are in be arranged concentrically；
The pedestal (3) is equipped with material discharging rod (31), and the material discharging rod (31) is protruded into the die cavity of lower die (2), and by hydraulic oil
Cylinder driving；
The lower die (2) is located on pedestal (3), and the lower die (2) includes cricoid attachment base (21) and a pair of support rods (22),
Support rod (22) lower end is fixedly connected with pedestal (3), and support rod (22) upper end is fixedly connected with attachment base (21)；The company
It is fixedly connected on joint chair (21) stent (23), stent (23) upper end is equipped with movable mold (24), the activity with one heart
Mould (24) lower end and stent (23) upper end are interference fitted, and movable mold (24) upper end is the conical surface；
The upper mold (1) includes connecting plate (11) and the Upper Die-sleeve (12) being fixedly connected with connecting plate (11), Upper Die-sleeve (12)
Lower thread connection has connection tapered sleeve (13), and connection tapered sleeve (13) is identical as the taper of movable mold (24)；
Molding compression bar (4) is equipped with above the upper mold (1), molding compression bar (4) upper end is connect with straight line driving mechanism, lower end
It protrudes into upper mold (1).
2. the split type moulding stamper of abnormal shape surge drum according to claim 1, it is characterised in that: the attachment base (21)
Upper surface is equipped with groove, corresponding, and stent (23) lower end is equipped with the ladder platform (231) matched with the groove, institute
Ladder platform (231) is stated to be fixed by the pressing sleeve (232) being fixedly connected with attachment base (21).
3. the split type moulding stamper of abnormal shape surge drum according to claim 1, it is characterised in that: the stent (23)
Upper end is equipped with limiting slot (233), and movable mold (24) lower end and limiting slot (233) are interference fitted, under the movable mold (24)
The taper at end is 1:6-1:8.
4. the split type moulding stamper of abnormal shape surge drum according to claim 1, it is characterised in that: under molding state, institute
State connection tapered sleeve (13) and movable mold (24) between there are the gaps of 2-4cm.
5. the split type moulding stamper of abnormal shape surge drum according to claim 4, it is characterised in that: the movable mold (24)
The taper of upper end is 1:3-1:4.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920265862.5U CN209614013U (en) | 2019-03-01 | 2019-03-01 | The split type moulding stamper of special-shaped surge drum |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920265862.5U CN209614013U (en) | 2019-03-01 | 2019-03-01 | The split type moulding stamper of special-shaped surge drum |
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| CN209614013U true CN209614013U (en) | 2019-11-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109848315A (en) * | 2019-03-01 | 2019-06-07 | 西格迈股份有限公司 | The split type moulding stamper and forming method of special-shaped surge drum |
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- 2019-03-01 CN CN201920265862.5U patent/CN209614013U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109848315A (en) * | 2019-03-01 | 2019-06-07 | 西格迈股份有限公司 | The split type moulding stamper and forming method of special-shaped surge drum |
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