CN202028628U - Extruding composite forming device for bimetal pipe - Google Patents
Extruding composite forming device for bimetal pipe Download PDFInfo
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- CN202028628U CN202028628U CN2011201349897U CN201120134989U CN202028628U CN 202028628 U CN202028628 U CN 202028628U CN 2011201349897 U CN2011201349897 U CN 2011201349897U CN 201120134989 U CN201120134989 U CN 201120134989U CN 202028628 U CN202028628 U CN 202028628U
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Abstract
The utility model provides an extruding composite forming device for a bimetal pipe, which comprises a die plate guide plate and dies, wherein, the die plate guide frame comprises an upper die plate, a lower die plate, guide sleeves A and guide pillars A; the upper die plate moves up and down along the guide pillars A through the guide sleeves A; a discharge opening is formed at the center of the lower die plate; a die part comprises a male die, a male die fixing plate, a female die, a female die fixing plate, a core shaft, a core shaft fixing plate and an extruding block; the male die comprises two semi-circular ring shaped cylindrical split bodies; the female die is a circular ring-shaped cylindrical body of which an inner cavity is matched with the male die in shape; the core shaft is arranged at the center of the female die; and the male die applies pressure to a circular cylindrical blank material through the extruding block. The extruding composite forming device has the advantages that the female die and the male die adopts a concentric structure, the core shaft can be conveniently mounted by utilizing the composite motion of a suspender and a spring, and the completeness of a plastic forming design is guaranteed; the extruding composite forming device has a reasonable structure, is simple to operate, and is easy to detach and mount; and the surface quality of the bimetal pipe is good, and the metallurgical bonding of bimetal interfaces is realized at the same time.
Description
Technical field
The utility model relates to the extrusion formation equipment of tubing, particularly a kind of extruding composite molding device of bimetallic tubing.
Background technology
Bimetallic is in extrusion process, because the mechanical property difference of constituent element metal, if it is improper that die parameters is selected, often cause the fracture of constituent element metal, the unequal defective of the outer surface of inner layer metal and the rough inner surface of outer layer metal directly has influence on the serviceability of double metallic composite material.
Summary of the invention
The purpose of this utility model is at above-mentioned existing problems, and a kind of extruding composite molding device of rational in infrastructure, bimetallic tubing that the blank surface quality is smooth relatively is provided.
The technical solution of the utility model:
A kind of extruding composite molding device of bimetallic tubing, comprise template direction frame and mould, the template direction frame comprises cope match-plate pattern, lower bolster, guide pin bushing A and guide pillar A, two guide pin bushing A and two guide pillar A lay respectively at the both sides of cope match-plate pattern and lower bolster, guide pin bushing A is fixed in cope match-plate pattern and forms perforation, guide pillar A is fixed in lower bolster and is complementary with the position of guide pin bushing A, guide pillar A and guide pin bushing A are slidingly matched, cope match-plate pattern moves up and down along guide pillar A by guide pin bushing A, also be provided with two guide pin bushing B that match with guide pillar B on the mandrel fixed head and four hang springs perforation that cooperate with hang spring on the cope match-plate pattern, close up and closing in diameter and hang spring diameter coupling in the hang spring perforation lower end that cooperates with hang spring, the center of lower bolster is provided with discharging opening; Mould part comprises punch, punch retainer, die, die block, mandrel, mandrel fixed head and crushing block, punch is made up of the split of two semi-annular shape cylinders and global shape is circular cylinder, punch retainer is a circular orifice, its aperture is identical with the external diameter of the circular cylinder that punch constitutes, two splits of punch are fixed by two screws and punch retainer respectively, and punch retainer is fixed by two straight pins and two screws and cope match-plate pattern; Die is the circular cylinder that cavity shape and punch are complementary, its center is provided with mandrel, the center line of die, there is not offset distance between the center line of mandrel and the center line of punch, the discharge end of die has tapering and the tapering end is provided with tangent arc, die block is fixed by uniform four straight pins and four screws and lower bolster, mandrel is a cylinder, mandrel is fixed by pressing embedding and mandrel fixed head, the mandrel fixed head is fixed by uniform four straight pins and four screws and die block, the contact-making surface of mandrel fixed head and die block is provided with chamfering, the center of mandrel fixed head is provided with two two perforation that the branch body section is complementary with punch, be fixed with two guide pillar B on the mandrel fixed head and be slidingly matched with guide pin bushing B on the cope match-plate pattern, the mandrel fixed head is provided with four uniform screws and is connected with four hang springs, the upper end of each hang spring is limited in the hang spring perforation on the cope match-plate pattern by nut and nut can move up and down in the hang spring perforation, go back the diagonal angle on the mandrel fixed head and be provided with two form removal screws, hang spring is provided with up and down respectively the spring that joins with cope match-plate pattern and mandrel fixed head outward; Crushing block is circular cylinder, the internal diameter of its external diameter and die with and the external diameter of internal diameter and mandrel be and be slidingly matched, crushing block is arranged in the die, punch applies pressure to by crushing block on the cylinder bar shape bimetallic blank.
The tapering of described die discharge end is 45 °-60 °.
Operation principle of the present utility model:
This device is by pushing the composite molding device with one heart with the extrusion modling of bimetallic blank, hydraulic press applies pressure to by cope match-plate pattern on the punch, blank produces plastic deformation under the effect of punch, be provided with 0 °～60 ° contact angle between blank upper surface and the crushing block lower surface, the internal layer blank also will be filled the gap of crushing block except the space of filling the die port of export, shortened the gap of ectonexine blank on extruded length to a certain extent, simultaneously because the die port of export is connected to tangent arc, reduced the effect of outer layer metal, improved the surface quality of blank greatly the lateral compression power of inner layer metal.Hang spring and compression spring are housed between mandrel fixed head and the cope match-plate pattern, and after guaranteeing the accurate location of mandrel in die, punch can continue to move downward the moulding of extruding bimetallic blank; Mandrel fixed head and die block contact-making surface are provided with chamfering, not only are easy to place but also can prevent to wear and tear; Cope match-plate pattern continues descending under the compression of spring, thereby guarantees that punch acts on the crushing block by the mandrel fixed head; Straight pin and form removal screw are housed on mandrel fixed head and die block, conveniently put into and take out the bimetallic blank.
The utility model has the advantages that: easy to assembly being easy to of this device mould adjusted; Straight pin and form removal screw are housed on mandrel fixed head and die block, conveniently put into and take out the bimetallic blank; Hang spring and compression spring are housed between mandrel fixed head and cope match-plate pattern, and after guaranteeing that mandrel is placed on die, punch continues to move downward the moulding of extruding bimetallic blank.This apparatus structure is reasonable, technology is simple, and the fine and double-level-metal of bimetallic blank surface quality is being realized the flow velocity homogeneous in the extrusion process downwards, i.e. metallurgical binding, and dislocation and distortion simultaneously do not take place in the interface of double layer of metal under external force.
Description of drawings
Fig. 1 is this device sectional structure schematic diagram.
Fig. 2 is this device plan structure schematic diagram.
Fig. 3 is cope match-plate pattern assembly sectional structure schematic diagram in this device.
Fig. 4 is cope match-plate pattern assembly plan structure schematic diagram in this device.
Fig. 5 is lower bolster assembly sectional structure schematic diagram in this device.
Fig. 6 is lower bolster assembly plan structure schematic diagram in this device.
Fig. 7 is the three-dimensional enlarged diagram of punch in this device.
Fig. 8 is the three-dimensional enlarged diagram of die in this device.
Fig. 9 is the three-dimensional enlarged diagram of bimetallic inner layer blank.
Figure 10 is the three-dimensional enlarged diagram of the outer blank of bimetallic.
Figure 11 analyses and observe enlarged diagram for crushing block three-dimensional in this device.
Among the figure: 1. cope match-plate pattern 2. lower bolsters 3. guide pin bushing A 4. guide pillar A 5. guide pin bushing B
6. hang spring metal stock 29. outer metal stocks in 7. discharging openings, 8. punch, 9. punch retainers, 10. dies, 11. die blocks, 12. mandrels, 13. mandrel fixed heads, 14. crushing blocks, 15. screws, 16. straight pins, 17. screws, 18. straight pins, 19. screws, 20. straight pins, 21. screws, 22. guide pillar B, 23. screws, 24. hang springs, 25. nuts, 26. form removal screws, 27. springs 28. of boring a hole.
The specific embodiment
Embodiment:
A kind of extruding composite molding device of bimetallic tubing, comprise template direction frame and mould, the template direction frame comprises cope match-plate pattern 1, lower bolster 2, guide pin bushing A 3 and guide pillar A 4, two guide pin bushing A 3 and two guide pillar A 4 lay respectively at the both sides of cope match-plate pattern 1 and lower bolster 2, guide pin bushing A 3 is fixed in cope match-plate pattern 1 and forms perforation, guide pillar A 4 is fixed in lower bolster 2 and is complementary with the position of guide pin bushing A 3, guide pillar A 4 and guide pin bushing A 3 are slidingly matched, cope match-plate pattern 1 moves up and down along guide pillar A 4 by guide pin bushing A 3, also be provided with two guide pin bushing B 5 that match with guide pillar B 22 on the mandrel fixed head 13 and four hang springs perforation 6 that cooperate with hang spring 24 on the cope match-plate pattern 1, the hang spring that cooperates with hang spring 24 is bored a hole, and close up in 6 lower ends and closing in diameter and hang spring 24 diameters coupling, and the center of lower bolster 2 is provided with discharging opening 7; Mould part comprises punch 8, punch retainer 9, die 10, die block 11, mandrel 12, mandrel fixed head 13 and crushing block 14, punch 8 is made up of the split of two semi-annular shape cylinders and global shape is circular cylinder, punch retainer 9 is a circular orifice, its aperture is identical with the external diameter of the circular cylinder that punch 8 constitutes, two splits of punch 8 are fixing with punch retainer 9 by two screws 15 respectively, and punch retainer 9 is fixing with cope match-plate pattern 1 by two straight pins 16 and two screws 17; Die 10 is the circular cylinder that cavity shape and punch 8 are complementary, its center is provided with mandrel 12, the center line of die 10, there is not offset distance between the center line of the center line of mandrel 12 and punch 8, the discharge end of die 10 has tapering and the tapering end is provided with tangent arc, die block 11 is fixing with lower bolster 2 by uniform four straight pins 18 and four screws 19, mandrel 12 is a cylinder, mandrel 12 is by pressing embedding and mandrel fixed head 13 fixing, mandrel fixed head 13 is fixing with die block 11 by uniform four straight pins 20 and four screws 21, mandrel fixed head 13 is provided with chamfering with the contact-making surface of die block 11, the center of mandrel fixed head 13 is provided with two two perforation that the branch body section is complementary with punch 8, be fixed with two guide pillar B 22 on the mandrel fixed head 13 and be slidingly matched with guide pin bushing B 5 on the cope match-plate pattern 1, mandrel fixed head 13 is provided with four uniform screws 23 and is connected with four hang springs 24, the upper end of each hang spring 24 is limited in the hang spring perforation 6 on the cope match-plate pattern 1 by nut 25 and nut 25 can move up and down in hang spring perforation 6, go back the diagonal angle on the mandrel fixed head 13 and be provided with two form removal screws 26, hang spring 24 is outer to be provided with up and down respectively the spring 27 that joins with cope match-plate pattern 1 and mandrel fixed head 13; Crushing block 14 is circular cylinder, the internal diameter of its external diameter and die 10 with and the external diameter of internal diameter and mandrel 12 be and be slidingly matched, crushing block 14 is arranged in the die 10, punch 8 applies pressure to by crushing block 14 on the cylinder bar shape bimetallic blank, and the bimetallic blank is made up of interior metal stock 28 and outer metal stock 29.
In the present embodiment, the internal diameter of bimetal tube is 20mm, and wall thickness is 6mm, and the thickness of ectonexine blank is than being 1:1, and the external diameter of internal layer blank combines by the mode that press-fits between the two-layer blank than the big 0.1mm of internal diameter of outer blank.The internal layer blank is a fine aluminium, outer blank is the CuAl8 copper alloy, the tapering of die discharge end is 60 °, the tangent arc radius is 15.16mm, the length of the increase part of internal layer blank is 25.98mm, and the length of the increase part of outer blank is 16.45mm, and the pressure of hydraulic press is 100t, there is centre bore at the blank center, and temperature is 430 ℃.
The bimetallic tubing surface quality of present embodiment preparation is fine, and tangible plastic deformation does not take place the contact-making surface part.
Claims (2)
1. the extruding composite molding device of a bimetallic tubing, it is characterized in that: comprise template direction frame and mould, the template direction frame comprises cope match-plate pattern, lower bolster, guide pin bushing A and guide pillar A, two guide pin bushing A and two guide pillar A lay respectively at the both sides of cope match-plate pattern and lower bolster, guide pin bushing A is fixed in cope match-plate pattern and forms perforation, guide pillar A is fixed in lower bolster and is complementary with the position of guide pin bushing A, guide pillar A and guide pin bushing A are slidingly matched, cope match-plate pattern moves up and down along guide pillar A by guide pin bushing A, also be provided with two guide pin bushing B that match with guide pillar B on the mandrel fixed head and four hang springs perforation that cooperate with hang spring on the cope match-plate pattern, close up and closing in diameter and hang spring diameter coupling in the hang spring perforation lower end that cooperates with hang spring, the center of lower bolster is provided with discharging opening; Mould part comprises punch, punch retainer, die, die block, mandrel, mandrel fixed head and crushing block, punch is made up of the split of two semi-annular shape cylinders and global shape is circular cylinder, punch retainer is a circular orifice, its aperture is identical with the external diameter of the circular cylinder that punch constitutes, two splits of punch are fixed by two screws and punch retainer respectively, and punch retainer is fixed by two straight pins and two screws and cope match-plate pattern; Die is the circular cylinder that cavity shape and punch are complementary, its center is provided with mandrel, the center line of die, there is not offset distance between the center line of mandrel and the center line of punch, the discharge end of die has tapering and the tapering end is provided with tangent arc, die block is fixed by uniform four straight pins and four screws and lower bolster, mandrel is a cylinder, mandrel is fixed by pressing embedding and mandrel fixed head, the mandrel fixed head is fixed by uniform four straight pins and four screws and die block, the contact-making surface of mandrel fixed head and die block is provided with chamfering, the center of mandrel fixed head is provided with two two perforation that the branch body section is complementary with punch, be fixed with two guide pillar B on the mandrel fixed head and be slidingly matched with guide pin bushing B on the cope match-plate pattern, the mandrel fixed head is provided with four uniform screws and is connected with four hang springs, the upper end of each hang spring is limited in the hang spring perforation on the cope match-plate pattern by nut and nut can move up and down in the hang spring perforation, go back the diagonal angle on the mandrel fixed head and be provided with two form removal screws, hang spring is provided with up and down respectively the spring that joins with cope match-plate pattern and mandrel fixed head outward; Crushing block is circular cylinder, the internal diameter of its external diameter and die with and the external diameter of internal diameter and mandrel be and be slidingly matched, crushing block is arranged in the die, punch applies pressure to by crushing block on the cylinder bar shape blank.
2. according to the extruding composite molding device of the described bimetallic tubing of claim 1, it is characterized in that: the tapering of described die discharge end is 45 °-60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201349897U CN202028628U (en) | 2011-05-03 | 2011-05-03 | Extruding composite forming device for bimetal pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201349897U CN202028628U (en) | 2011-05-03 | 2011-05-03 | Extruding composite forming device for bimetal pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202028628U true CN202028628U (en) | 2011-11-09 |
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ID=44890940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201349897U Expired - Fee Related CN202028628U (en) | 2011-05-03 | 2011-05-03 | Extruding composite forming device for bimetal pipe |
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| CN (1) | CN202028628U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190735A (en) * | 2014-08-27 | 2014-12-10 | 山东科技大学 | Process for coating mould by using amorphous alloy and mould |
| CN105642693A (en) * | 2014-12-02 | 2016-06-08 | 财团法人金属工业研究发展中心 | Composite pipe and manufacturing method thereof |
| CN111673397A (en) * | 2020-04-30 | 2020-09-18 | 中国航发南方工业有限公司 | Forming process of wide chord hollow blade |
-
2011
- 2011-05-03 CN CN2011201349897U patent/CN202028628U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190735A (en) * | 2014-08-27 | 2014-12-10 | 山东科技大学 | Process for coating mould by using amorphous alloy and mould |
| CN104190735B (en) * | 2014-08-27 | 2015-12-23 | 山东科技大学 | The technique of the coated part of a kind of amorphous alloy and mould |
| CN105642693A (en) * | 2014-12-02 | 2016-06-08 | 财团法人金属工业研究发展中心 | Composite pipe and manufacturing method thereof |
| CN111673397A (en) * | 2020-04-30 | 2020-09-18 | 中国航发南方工业有限公司 | Forming process of wide chord hollow blade |
| CN111673397B (en) * | 2020-04-30 | 2022-01-04 | 中国航发南方工业有限公司 | Forming process of wide chord hollow blade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20120503 |