CN204724611U - Orthogonal Double is to High Frequency Of Recombination flutter cold extruding die - Google Patents
Orthogonal Double is to High Frequency Of Recombination flutter cold extruding die Download PDFInfo
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- CN204724611U CN204724611U CN201520284120.9U CN201520284120U CN204724611U CN 204724611 U CN204724611 U CN 204724611U CN 201520284120 U CN201520284120 U CN 201520284120U CN 204724611 U CN204724611 U CN 204724611U
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- 230000006798 recombination Effects 0.000 title claims abstract description 13
- 238000005215 recombination Methods 0.000 title claims abstract description 13
- 238000007493 shaping process Methods 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000000641 cold extrusion Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000009740 moulding (composite fabrication) Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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Abstract
The utility model discloses a kind of Orthogonal Double to High Frequency Of Recombination flutter cold extruding die, comprise shaping mechanism, Z axis flutter generating mechanism and X-axis flutter generating mechanism; Z axis flutter generating mechanism comprises Z axis flutter generator and connecting plate; X-axis flutter generating mechanism comprises X-axis flutter generator, X-axis flutter generator gripper shoe; X-axis flutter generator is bolted between connecting plate and X-axis flutter generator gripper shoe; X-axis flutter generator gripper shoe is bolted on die shoe, and the cylinder barrel base of Z axis flutter generator is bolted in X-axis flutter generator gripper shoe.The utility model reduces the flow stress of frictional force in forming process and blank at vibration-extrusion, and then reduces extruding force, reduces the requirement to extrusion equipment; The flutter generator that the utility model adopts is realized by electro-hydraulic servo technology, and input power is large, dynamic response good, is suitable for heavy parts cold-stamped vibration plastic working.
Description
Technical field
The utility model relates to a kind of vibration-extrusion mould, more particularly, relates to a kind of Orthogonal Double to High Frequency Of Recombination flutter cold extruding die.
Background technology
Under cold extrusion refers to normal temperature, use the devices such as forcing press to force metal stock to produce Plastic Flow, by the gap between punch and die or die outlet, manufacture a kind of process of hollow or that section is less than blank section part.It is one of chipless, few chip parts machining process, belongs to the process of a kind of advanced person in intermetallic composite coating.Compared to traditional machining mode, cold extrusion has that material consumption is few, production efficiency is high, excellent in mechanical performance, and can be shaped the advantages such as complicated shape part.Along with the develop rapidly of auto manufacturing, increasing to high accuracy, complex-shaped auto parts and components demand, the part that particularly some machineds are more difficult, processing cost is higher, as spur gear wheel, cylindrical screw gear and splined shaft etc., also require directly to be realized by cold-extrusion shaping mode; But, when this type of part of cold extrusion, because itself shape is comparatively complicated, material at room temperature flow stress is higher again, frictional force simultaneously between mould and blank also hampers the flowing of metal stock, causing profile of tooth filling extruding force that is not full and final stage too high, making the tonnage of forcing press and die life etc. requiring more harsh.
In order to reduce frictional force and resistance of deformation, people attempt and introduce vibration in metal formings, namely to the axial vibration of be formed blank or mould applying certain frequency and amplitude, make material produce plastic deformation in vibration.Chinese scholars does excessive quantity research to this, find that vibration plastic working significantly can reduce the resistance of deformation in forming process and attach other to product favorable influence, as reduced the flow stress of material, reducing the frictional force between mould and workpiece and obtaining the dimensional accuracy etc. of better surface quality and Geng Gao.Therefore the economic worth that this technology contains is apparent.
At present, the principal mode of vibrational excitation has: power ultrasonic, mechanical type, electromagnetic type, fluid pressure type etc., wherein power ultrasonic is most widely used general.But power ultrasonic to have power output limited, be generally 1 ~ 2kW, the exciting force therefore produced is little, is not suitable for cold extrusion processing; Mechanical type excitation structure is simple, export exciting force large, but upper limiting frequency is low, amplitude and frequency adjustment difficulty; Electromagnetic type exciting device can produce complicated vibrational waveform, and be subject to intrinsic magnetic saturation restriction simultaneously, not easily obtain larger exciting force, device structure is complicated in addition, and amplitude finite sum needs extra cooling device.Therefore, described several device is not all suitable for the vibration-extrusion of " difficult formation of parts ".
Although conventional hydraulic type vibratory has, High power output, dynamic response are high, vibration frequency and amplitude are easy to the feature that regulates, and difficulty realizes dither, and the amplitude simultaneously produced is also comparatively large, causes the dimensional accuracy of drip molding to be difficult to be guaranteed.
Utility model content
The purpose of this utility model is to overcome that existing cold extrusion die can not realize the cold-extrusion shaping of " difficult formation of parts ", dimensional accuracy can not meet the demands, and the utility model provides the non-interfering a kind of novel Orthogonal Double of the exciting force that can provide enough large, higher vibration frequency, both direction to High Frequency Of Recombination flutter cold extruding die.
The utility model is achieved through the following technical solutions described object: Orthogonal Double, to High Frequency Of Recombination flutter cold extruding die, comprises shaping mechanism, Z axis flutter generating mechanism and X-axis flutter generating mechanism;
Described shaping mechanism comprises cope match-plate pattern, punch Flange joint block, punch fixed block, punch, die, lower punch, die fixed block, die socket, die Flange joint block, lower bolster, ejector beam, described punch is arranged in described punch fixed block, described punch fixed block by bolt with directly over described punch Flange joint block and cope match-plate pattern be connected; Described die is arranged in the die fixed block immediately below described punch, described die with immediately below described die socket contact, described die socket with immediately below die Flange joint block contact, described die fixed block by bolt with immediately below die Flange joint block and lower bolster be connected; Described ejector beam is arranged in described die Flange joint block, lower bolster centre bore;
Described Z axis flutter generating mechanism comprises Z axis flutter generator, connecting plate; Described Z axis flutter generator comprises cylinder barrel, piston, piston rod, cylinder barrel base and cylinder cover plate, the top of described piston rod is fixedly connected with the bottom of described connecting plate, described piston rod is from top to bottom successively through the central through hole of cylinder barrel top cover, piston and cylinder barrel base, described piston seal is fixed on described piston rod, the upper and lower surface of described piston has symmetrical grooves, and described cylinder barrel top cover and cylinder barrel base seal the two ends being up and down fixed on cylinder barrel respectively; Described piston rod coordinates with movable sealing between cylinder barrel top cover, cylinder barrel base, be sealed and matched between the outer ring of described piston and the inwall of cylinder barrel, upper and lower two ends, described cylinder barrel side are respectively equipped with the first hydraulic fluid port P1 and the second hydraulic fluid port P2, described first hydraulic fluid port P1 is communicated with the epicoele at the groove place above described piston, and described second hydraulic fluid port P2 is communicated with the cavity of resorption at the groove place below described piston;
Described X-axis flutter generating mechanism comprises X-axis flutter generator, X-axis flutter generator gripper shoe; Described X-axis flutter generator and Z axis flutter generator have similar structure, and one end of piston rod connects the side of connecting plate, and the other end of piston rod directly connects piston; Described X-axis flutter generator is bolted between connecting plate and X-axis flutter generator gripper shoe; Described X-axis flutter generator gripper shoe is bolted on die shoe, and the cylinder barrel base of described Z axis flutter generator is bolted in X-axis flutter generator gripper shoe.
Further, the dust ring, combined seal ring and the supporting ring structure that distribute successively is all adopted between described piston rod and cylinder barrel top cover, cylinder barrel base.Adopt which to achieve movable sealing, certainly, also can adopt other sealing means.
Further, described piston rod and piston upper end are fixed by the shaft shoulder of piston rod, and described piston rod and piston adopt round nut and stop washer to fix.
Further, described X-axis flutter generator and Z axis flutter generator adopt same high frequency valve to control.
Further, described X-axis flutter generator and Z axis flutter generator adopt independent high frequency valve to control.
Technical conceive of the present utility model is: for Z axis flutter generator, its operation principle is that fluid enters from cylinder barrel side two hydraulic fluid port and is full of cylinder barrel oil pocket, due to piston and cylinder barrel, and the sealing between piston and piston rod, cylinder barrel oil pocket is isolated into upper and lower two parts by piston, and is communicated with hydraulic control valve respectively by upper and lower hydraulic fluid port; By the vibration signal to hydraulic control valve input designated parameter, the oil liquid pressure on controllable cylinder barrel in lower oil cavitie, piston and piston rod, under the effect of upper lower oil cavitie pressure differential, carry out reciprocating motion a little in cylinder barrel.Because piston rod is connected with connecting plate, connecting plate is driven to do axially high frequency flutter a little.The piston of X-axis flutter generator is also connected with connecting plate simultaneously, drives connecting plate to do high frequency flutter a little along X-axis.Because part of the lower die is fixed on connecting plate, therefore die is driven to do high frequency flutter a little with X-direction vertically.
The beneficial effects of the utility model are: the utility model reduces the flow stress of frictional force in forming process and blank at vibration-extrusion, and then reduce extruding force, reduce the requirement to extrusion equipment; The flutter generator that the utility model adopts is realized by electro-hydraulic servo technology, and input power is large, dynamic response good, is suitable for heavy parts cold-stamped vibration plastic working, good with original cold extrusion device integration; The utility model can provide Orthogonal Double to the flutter of high frequency a little, avoid influencing each other of two-dimentional flutter in a plane.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model Orthogonal Double to High Frequency Of Recombination flutter cold extruding die.
Fig. 2 is the structural representation of the utility model X-axis flutter generator.
Fig. 3 seals schematic diagram between the piston of the utility model flutter generator and cylinder barrel top cover.
In figure, 1-cope match-plate pattern; 2-punch Flange joint block; 3-punch fixed block; 4-punch; 5-die; 6-die fixed block; 7-die socket; 8-lower bolster; 9-Z axle flutter generator; 10-X axle flutter generator gripper shoe; 11-die shoe; 12-ejector beam; 13-X axle flutter generator; 14-connecting plate; 15-die Flange joint block; 16-lower punch; 17-piston rod; 18-cylinder barrel top cover; 19-cylinder barrel; 20-piston; 21-cylinder barrel base; 22-dust ring; 23-combination sealing; 24-support ring.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Fig. 1 ~ 2, Orthogonal Double is to High Frequency Of Recombination flutter cold extruding die, comprise shaping mechanism, Z axis flutter generating mechanism, X-axis flutter generating mechanism, described shaping mechanism comprises cope match-plate pattern 1, punch Flange joint block 2, punch fixed block 3, punch 4, die 5, lower punch 16, die fixed block 6, die socket 7, die Flange joint block 15, lower bolster 8, ejector beam 12, described punch 4 is arranged in described punch fixed block 6, described punch fixed block 6 by bolt with directly over described punch Flange joint block 15 and cope match-plate pattern 1 be connected, the described die 5 be positioned at immediately below punch 4 is arranged on die fixed block 6, described die 5 with immediately below described die socket 7 contact, described die socket 7 with immediately below described die Flange joint block 15 contact, described die fixed block 6, die Flange joint block 15 and described lower bolster 8 are bolted.Described ejector beam 12 is arranged in described die Flange joint block 15, lower bolster 8 centre bore.
Described Z axis flutter generating mechanism comprises Z axis flutter generator 9, connecting plate 14.Described Z axis flutter generator comprises cylinder barrel 19, piston 20, piston rod 17, cylinder barrel base 21, cylinder cover plate 18, the upper end of described piston rod 17 is fixedly connected with described connecting plate 14, described piston rod 17 is from top to bottom successively through the central through hole of cylinder barrel top cover 18, piston 20 and cylinder barrel base 21, described piston 20 sealing is fixed on described piston rod 17, the upper and lower surface of described piston 20 has symmetrical grooves, and described cylinder barrel top cover 18 and cylinder barrel base 21 seal the two ends being up and down fixed on cylinder barrel 19 respectively; Described piston rod 16 coordinates with movable sealing between cylinder barrel top cover 18, cylinder barrel base 20, be sealed and matched between the outer ring of described piston 18 and the inwall of cylinder barrel 19, upper and lower two ends, described cylinder barrel 19 side are respectively equipped with the first hydraulic fluid port P1 and the second hydraulic fluid port P2, described first hydraulic fluid port P1 is communicated with the epicoele at the groove place above described piston 18, and described second hydraulic fluid port P2 is communicated with the cavity of resorption at the groove place below described piston 18.
Dust ring 22, combination sealing 23 and support ring 24 structure is all adopted between described piston rod 16 and cylinder barrel top cover 17, cylinder barrel base 20.Adopt which to achieve movable sealing, certainly, also can adopt other sealing means.
Described piston rod and piston upper end are fixed by the shaft shoulder of piston rod, and described piston rod and piston adopt round nut and stop washer to fix.
Described X-axis flutter generating mechanism comprises X-axis flutter generator 13, X-axis flutter generator gripper shoe 10.Described X-axis flutter generator 13 and Z axis flutter generator 9 have similar structure, but piston rod center, cylinder barrel base is without through hole.Described X-axis flutter generator is bolted between connecting plate 14 and X-axis flutter generator gripper shoe 10.Described X-axis flutter generator gripper shoe 10 is bolted on die shoe 11, and the cylinder barrel base of described Z axis flutter generator 13 is bolted in X-axis flutter generator gripper shoe 10.
Operation principle: for Z axis flutter generator, its operation principle is that fluid enters from cylinder barrel side two hydraulic fluid port and is full of cylinder barrel oil pocket, due to piston and cylinder barrel, and the sealing between piston and piston rod, cylinder barrel oil pocket is isolated into upper and lower two parts by piston, and is communicated with hydraulic control valve respectively by upper and lower hydraulic fluid port; By the vibration signal to hydraulic control valve input designated parameter, the oil liquid pressure on controllable cylinder barrel in lower oil cavitie, piston and piston rod, under the effect of upper lower oil cavitie pressure differential, carry out reciprocating motion a little in cylinder barrel.Because piston rod is connected with connecting plate, connecting plate is driven to do axially high frequency flutter a little.The piston of X-axis flutter generator is also connected with connecting plate simultaneously, drives connecting plate to do high frequency flutter a little along X-axis.Because part of the lower die is fixed on connecting plate, therefore die is driven to do high frequency flutter a little with X-direction vertically.
Described embodiment is preferred embodiment of the present utility model; it is not the restriction to technical solutions of the utility model; as long as without the technical scheme that creative work can realize on the basis of described embodiment, all should be considered as falling within the scope of the rights protection of the utility model patent.
Claims (5)
1. Orthogonal Double is to High Frequency Of Recombination flutter cold extruding die, it is characterized in that: comprise shaping mechanism, Z axis flutter generating mechanism and X-axis flutter generating mechanism;
Described shaping mechanism comprises cope match-plate pattern, punch Flange joint block, punch fixed block, punch, die, lower punch, die fixed block, die socket, die Flange joint block, lower bolster, ejector beam, described punch is arranged in described punch fixed block, described punch fixed block by bolt with directly over described punch Flange joint block and cope match-plate pattern be connected; Described die is arranged in the die fixed block immediately below described punch, described die with immediately below described die socket contact, described die socket with immediately below die Flange joint block contact, described die fixed block by bolt with immediately below die Flange joint block and lower bolster be connected; Described ejector beam is arranged in described die Flange joint block, lower bolster centre bore;
Described Z axis flutter generating mechanism comprises Z axis flutter generator, connecting plate; Described Z axis flutter generator comprises cylinder barrel, piston, piston rod, cylinder barrel base and cylinder cover plate, the top of described piston rod is fixedly connected with the bottom of described connecting plate, described piston rod is from top to bottom successively through the central through hole of cylinder barrel top cover, piston and cylinder barrel base, described piston seal is fixed on described piston rod, the upper and lower surface of described piston has symmetrical grooves, and described cylinder barrel top cover and cylinder barrel base seal the two ends being up and down fixed on cylinder barrel respectively; Described piston rod coordinates with movable sealing between cylinder barrel top cover, cylinder barrel base, be sealed and matched between the outer ring of described piston and the inwall of cylinder barrel, upper and lower two ends, described cylinder barrel side are respectively equipped with the first hydraulic fluid port P1 and the second hydraulic fluid port P2, described first hydraulic fluid port P1 is communicated with the epicoele at the groove place above described piston, and described second hydraulic fluid port P2 is communicated with the cavity of resorption at the groove place below described piston;
Described X-axis flutter generating mechanism comprises X-axis flutter generator, X-axis flutter generator gripper shoe; Described X-axis flutter generator and Z axis flutter generator have similar structure, and one end of piston rod connects the side of connecting plate, and the other end of piston rod directly connects piston; Described X-axis flutter generator is bolted between connecting plate and X-axis flutter generator gripper shoe; Described X-axis flutter generator gripper shoe is bolted on die shoe, and the cylinder barrel base of described Z axis flutter generator is bolted in X-axis flutter generator gripper shoe.
2. Orthogonal Double according to claim 1 is to High Frequency Of Recombination flutter cold extruding die, it is characterized in that: all adopt the dust ring, combined seal ring and the supporting ring structure that distribute successively between described piston rod and cylinder barrel top cover, cylinder barrel base.
3. Orthogonal Double according to claim 1 is to High Frequency Of Recombination flutter cold extruding die, it is characterized in that: described piston rod and piston upper end are fixed by the shaft shoulder of piston rod, and described piston rod and piston adopt round nut and stop washer to fix.
4. Orthogonal Double according to claim 1 is to High Frequency Of Recombination flutter cold extruding die, it is characterized in that: described X-axis flutter generator and Z axis flutter generator adopt same high frequency valve to control.
5. Orthogonal Double according to claim 1 is to High Frequency Of Recombination flutter cold extruding die, it is characterized in that: described X-axis flutter generator and Z axis flutter generator adopt independent high frequency valve to control.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520284120.9U CN204724611U (en) | 2015-05-04 | 2015-05-04 | Orthogonal Double is to High Frequency Of Recombination flutter cold extruding die |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520284120.9U CN204724611U (en) | 2015-05-04 | 2015-05-04 | Orthogonal Double is to High Frequency Of Recombination flutter cold extruding die |
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| CN204724611U true CN204724611U (en) | 2015-10-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110756610A (en) * | 2019-11-26 | 2020-02-07 | 燕山大学 | Equal-channel extrusion method and device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110756610A (en) * | 2019-11-26 | 2020-02-07 | 燕山大学 | Equal-channel extrusion method and device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20180504 |
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| CF01 | Termination of patent right due to non-payment of annual fee |