CN103464625B - Support ring oil circuit system of expanding head - Google Patents
Support ring oil circuit system of expanding head Download PDFInfo
- Publication number
- CN103464625B CN103464625B CN201310399448.0A CN201310399448A CN103464625B CN 103464625 B CN103464625 B CN 103464625B CN 201310399448 A CN201310399448 A CN 201310399448A CN 103464625 B CN103464625 B CN 103464625B
- Authority
- CN
- China
- Prior art keywords
- support ring
- oil circuit
- oil
- piping system
- outer circumference
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005461 lubrication Methods 0.000 claims abstract description 31
- 238000009826 distribution Methods 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 16
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 67
- 230000001050 lubricating effect Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/08—Tube expanders
- B21D39/20—Tube expanders with mandrels, e.g. expandable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/18—Lubricating, e.g. lubricating tool and workpiece simultaneously
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Gasket Seals (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a support ring oil circuit system of an expanding head. The support ring oil circuit system comprises a draw bar. A cone is mounted on the outer circumferential surface of the draw bar, a wedge which can fittingly slide with the cone is mounted on the outer circumferential surface of the cone, a module is mounted on the outer circumferential surface of the wedge, the cone, the wedge and the module are mounted on a long T-shaped key via fasteners, a support ring is further mounted on the outer circumferential surface of the draw bar, a short T-shaped key is mounted between an end surface of the support ring and a corresponding end surface of the wedge, a lubrication ring is mounted on the draw bar and is positioned at one end of the cone, and a compression ring is mounted at an end of the lubrication ring; an oil circuit system is arranged on the section side of the support ring and is divided into a first oil circuit, a second oil circuit, a third oil circuit and a fourth oil circuit, and a plurality of lubrication distributors are mounted on the outer circumferential surface of the support ring at intervals and are connected with the various oil circuits of the oil circuit system. The support ring oil circuit system has the advantages that the support ring oil circuit system is reasonable and compact in structure and good in lubrication effect; lubrication among components of the expanding head is effectively guaranteed, and the lubrication effect is good; the operational reliability of the expanding head is improved.
Description
Technical field
The present invention relates to expanding equipment technical field, especially a kind of expanding head support ring oil piping system.
Background technology
At present, in expanding equipment, expanding head is critical component in expanding equipment.Expanding frock configuration expanding head, limited space shared by it, shape and embedding structure complexity, the fixing guarantee expanding head uniform force of expanding frock, expanding head is stressed is: by the radial motion of the direct contact steel pipe modular walls of the axially-movable of pull bar conversion, reach and eliminate the steel pipe briquetting pressure produced in forming process and the welding stress produced during welding, and ensure that steel pipe total length section diameter is basically identical.
Expanding head, it comprises multiple workpiece assemblies such as cone, voussoir, the T-shaped key of length, backing plate, module and forms, and directly loads on expanding machine after completing its assembling.And steel tube expansion is in expanding process, following part must have good lubrication: the contact surface of module and cone, module and slider contact surface.Pressure between above-mentioned contact surface is large, if insufficient lubrication, then quickening of wearing and tearing, even causes the damage in feature contacts face.
In prior art, usually on support ring outer circumference surface, be evenly distributed with multiple distributor, connected between each distributor by oil pipe, form the form of distributor series connection, its structure is simple, easy for installation, but there is following shortcoming:
(1) its pressure that can bear is less;
(2) if a distributor generation oil circuit blocking, then whole oil piping system blocks, and cannot carry out lubrication work;
(3) if one of them distributor breaks down, then need to check each distributor;
(4) because oil pipe is distributed on the outer circumference surface of support ring, cruelly leaking in outside, all there is potential safety hazard in the collision in the expanding head course of work, vibration;
(5) every root oil pipe needs to be welded on distributor, and it installs trouble, and labor strength is high.
Summary of the invention
The applicant, for the shortcoming in above-mentioned existing production technology, provides a kind of expanding head support ring oil piping system, thus ensures lubricant effect good in expanding head, improves functional reliability, extends the service life of expanding head.
The technical solution adopted in the present invention is as follows:
A kind of expanding head support ring oil piping system, comprise pull bar, the outer circumference surface of described pull bar is provided with cone, the outer circumference surface of described cone installs the voussoir being mated slip, the outer circumference surface of described voussoir is provided with module, described cone, voussoir and module are all installed on long T-shaped key by securing member, the outer circumference surface of described pull bar is also provided with support ring, between described support ring one end face and an end face of voussoir, short T-shaped key is installed, drip ring installed by the pull bar being positioned at cone one end, and pressure ring is installed in described drip ring one end; The cross section of described support ring has oil piping system, described oil piping system is divided into the first oil circuit, the second oil circuit, the 3rd oil circuit and the 4th oil circuit, on the outer circumference surface being positioned at support ring, interval is provided with multiple lubrication distribution device, and described lubrication distribution device is connected with each oil piping system.
Its further technical scheme is:
The structure of the first oil circuit is: comprise into polygonal first working connection, described first working connection is communicated to the outside wall surface of support ring by many first branch's oil circuits, multiple intervals lubrication distribution device on the excircle of described support ring is connected with the port of first branch's oil circuit, and the port of remaining first branch's oil circuit installs the first sealing; The outer peripheral face being positioned at support ring is arranged at intervals with multiple oilhole;
Described first working connection becomes hexagonal structure;
The structure of the second oil circuit is: on the outer circumference surface being positioned at support ring, uniform intervals has many first bending shape oil circuits, one end of described first bending shape oil circuit connects lubrication distribution device, its other end installs the second sealing, has circular hole between adjacent two the first bending shape oil circuits;
The structure of the 3rd oil circuit is: on the outer circumference surface being positioned at support ring, uniform intervals has many articles of the second bending shape oil circuits, and one end of described second bending shape oil circuit connects lubrication distribution device, and its other end installs the 3rd sealing;
The structure of the 4th oil circuit is: comprise into polygonal second working connection, described second working connection is communicated to the outside wall surface of support ring by many second branch's oil circuits, multiple intervals lubrication distribution device on the excircle of described support ring is connected with the port of second branch's oil circuit, and the port of remaining second branch's oil circuit installs the 4th sealing;
Described second working connection becomes hexagonal structure;
The outer circumference surface of described voussoir is provided with module by round key;
Through hole is had, through there being oil pipe in described through hole in the middle part of described pull bar.
Beneficial effect of the present invention is as follows:
The present invention is rational in infrastructure, compact, high lubricating effect, effectively ensure that the lubrication between expanding head parts, high lubricating effect, improves expanding head functional reliability.
The present invention uses flexibly, and easy to make, cost is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of support ring of the present invention.
Fig. 3 is the full sectional view along A-A cross section in Fig. 2.
Fig. 4 is the full sectional view along B-B cross section in Fig. 2.
Fig. 5 is the full sectional view along C-C cross section in Fig. 2.
Fig. 6 is the full sectional view along D-D cross section in Fig. 2.
Wherein: 1, pressure ring; 2, drip ring; 3, cone; 4, T-shaped key is grown; 5, voussoir; 6, round key; 7, module; 8, pull bar; 9, oil pipe; 10, short T-shaped key; 11, support ring; 12, lubrication distribution device; 13, the first oil circuit; 14, the second oil circuit; 15, the 3rd oil circuit; 16, the 4th oil circuit; 17, first branch's oil circuit; 18, the first sealing; 19, the first working connection; 20, the first bending shape oil circuit; 21, the second sealing; 22, the 3rd sealing; 23, the second bending shape oil circuit; 24, the 4th sealing; 25, second branch's oil circuit; 26, the second working connection.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
As depicted in figs. 1 and 2, the expanding oil piping system of expanding head of the present embodiment, comprise pull bar 8, the outer circumference surface of pull bar 8 is provided with cone 3, the outer circumference surface of cone 3 installs the voussoir 5 being mated slip, the outer circumference surface of voussoir 5 is provided with module 7, cone 3, voussoir 5 and module 7 are all installed on long T-shaped key 4 by securing member, the outer circumference surface of pull bar 8 is also provided with support ring 11, short T-shaped key 10 is installed between support ring 11 1 end face and an end face of voussoir 5, drip ring 2 installed by the pull bar 8 being positioned at cone 3 one end, and pressure ring 1 is installed in drip ring 2 one end; The cross section of support ring 11 has oil piping system, oil piping system is divided into the first oil circuit 13, second oil circuit 14, the 3rd oil circuit 15 and the 4th oil circuit 16, on the outer circumference surface being positioned at support ring 11, interval is provided with multiple lubrication distribution device 12, and lubrication distribution device 12 is connected with each oil piping system.
As shown in Figure 3, the structure of the first oil circuit 13 is: comprise into polygonal first working connection 19, first working connection 19 is communicated to the outside wall surface of support ring 11 by many first branch's oil circuits 17, multiple intervals lubrication distribution device 12 on the excircle of support ring 11 is connected with the port of first branch's oil circuit 17, and the port of remaining first branch's oil circuit 17 installs the first sealing 18; The outer peripheral face being positioned at support ring 11 is arranged at intervals with multiple oilhole.
First working connection 19 one-tenth hexagonal structure.The shape of the first working connection 19 can change according to the diameter of different application occasion and support ring 11.
As shown in Figure 4, the structure of the second oil circuit 14 is: on the outer circumference surface being positioned at support ring 11, uniform intervals has many first bending shape oil circuits 20, one end of first bending shape oil circuit 20 connects lubrication distribution device 12, its other end installs the second sealing 21, has circular hole between adjacent two the first bending shape oil circuits 20.
As shown in Figure 5, the structure of the 3rd oil circuit 15 is: one end that on the outer circumference surface being positioned at support ring 11, uniform intervals has many articles of the second bending shape oil circuit 23, second bending shape oil circuits 23 connects lubrication distribution device 12, and its other end installs the 3rd sealing 22.
As shown in Figure 6, the structure of the 4th oil circuit 16 is: comprise into polygonal second working connection 26, second working connection 26 is communicated to the outside wall surface of support ring 11 by many second branch's oil circuits 25, multiple intervals lubrication distribution device 12 on the excircle of support ring 11 is connected with the port of second branch's oil circuit 25, and the port of remaining second branch's oil circuit 25 installs the 4th sealing 24.
Second working connection 26 one-tenth hexagonal structure.The shape of the second working connection 26 can change according to the diameter of different application occasion and support ring 11.
The outer circumference surface of voussoir 5 is provided with module 7 by round key 6.
Through hole is had, through there being oil pipe 9 in through hole in the middle part of pull bar 8.
In actual use procedure, by the effect of lubrication distribution device 12, lubricating oil enters to branch's oil circuit, then enter working connection, high lubricating effect, each working connection is communicated with branch oil circuit, even if one of them lubrication distribution device 12 damages or breaks down, also can not affect its lubricating function, its lubricating system arranges with support ring 11 inner, security system is high, dependability is good, during making, without the need to adopting welding, process easy, cost is low.
More than describing is explanation of the invention, and be not the restriction to invention, limited range of the present invention, see claim, within protection scope of the present invention, can do any type of amendment.
Claims (7)
1. an expanding head support ring oil piping system, comprise pull bar (8), the outer circumference surface of described pull bar (8) is provided with cone (3), the outer circumference surface of described cone (3) installs the voussoir (5) being mated slip, the outer circumference surface of described voussoir (5) is provided with module (7), described cone (3), voussoir (5) and module (7) are all installed on long T-shaped key (4) by securing member, the outer circumference surface of described pull bar (8) is also provided with support ring (11), between described support ring (11) end face and an end face of voussoir (5), short T-shaped key (10) is installed, drip ring (2) installed by the pull bar (8) being positioned at cone (3) one end, pressure ring (1) is installed in described drip ring (2) one end, it is characterized in that: the cross section of described support ring (11) has oil piping system, described oil piping system is divided into the first oil circuit (13), the second oil circuit (14), the 3rd oil circuit (15) and the 4th oil circuit (16), on the outer circumference surface being positioned at support ring (11), interval is provided with multiple lubrication distribution device (12), and described lubrication distribution device (12) is connected with each oil piping system,
The structure of the first oil circuit (13) is: comprise into polygonal first working connection (19), described first working connection (19) is communicated to the outside wall surface of support ring (11) by many first branch's oil circuits (17), multiple interval lubrication distribution device (12) on the excircle of described support ring (11) is connected with the port of first branch's oil circuit (17), and the port of remaining first branch's oil circuit (17) installs the first sealing (18); The outer peripheral face being positioned at support ring (11) is arranged at intervals with multiple oilhole; Described first working connection (19) becomes hexagonal structure.
2. expanding head support ring oil piping system as claimed in claim 1, it is characterized in that: the structure of the second oil circuit (14) is: on the outer circumference surface being positioned at support ring (11), uniform intervals has many first bending shape oil circuits (20), one end of described first bending shape oil circuit (20) connects lubrication distribution device (12), its other end installs the second sealing (21), has circular hole between adjacent two the first bending shape oil circuits (20).
3. expanding head support ring oil piping system as claimed in claim 1, it is characterized in that: the structure of the 3rd oil circuit (15) is: on the outer circumference surface being positioned at support ring (11), uniform intervals has many articles of the second bending shape oil circuits (23), one end of described second bending shape oil circuit (23) connects lubrication distribution device (12), and its other end installs the 3rd sealing (22).
4. expanding head support ring oil piping system as claimed in claim 1, it is characterized in that: the structure of the 4th oil circuit (16) is: comprise into polygonal second working connection (26), described second working connection (26) is communicated to the outside wall surface of support ring (11) by many second branch's oil circuits (25), multiple interval lubrication distribution device (12) on the excircle of described support ring (11) is connected with the port of second branch's oil circuit (25), and the port of remaining second branch's oil circuit (25) installs the 4th sealing (24).
5. expanding head support ring oil piping system as claimed in claim 4, is characterized in that: described second working connection (26) becomes hexagonal structure.
6. expanding head support ring oil piping system as claimed in claim 1, is characterized in that: the outer circumference surface of described voussoir (5) is provided with module (7) by round key (6).
7. expanding head support ring oil piping system as claimed in claim 1, is characterized in that: described pull bar (8) middle part has through hole, through there being oil pipe (9) in described through hole.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310399448.0A CN103464625B (en) | 2013-09-05 | 2013-09-05 | Support ring oil circuit system of expanding head |
| PCT/CN2014/079483 WO2015032228A1 (en) | 2013-09-05 | 2014-08-21 | Expanding head support ring oil path system |
| RU2016112580A RU2660553C2 (en) | 2013-09-05 | 2014-08-21 | Rolling head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310399448.0A CN103464625B (en) | 2013-09-05 | 2013-09-05 | Support ring oil circuit system of expanding head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103464625A CN103464625A (en) | 2013-12-25 |
| CN103464625B true CN103464625B (en) | 2015-04-29 |
Family
ID=49789790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310399448.0A Active CN103464625B (en) | 2013-09-05 | 2013-09-05 | Support ring oil circuit system of expanding head |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN103464625B (en) |
| RU (1) | RU2660553C2 (en) |
| WO (1) | WO2015032228A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103464625B (en) * | 2013-09-05 | 2015-04-29 | 无锡双友石化机械有限公司 | Support ring oil circuit system of expanding head |
| CN103978117A (en) * | 2014-05-21 | 2014-08-13 | 无锡双友石化机械有限公司 | Expanding head wedge block installing structure |
| CN103978114B (en) * | 2014-05-21 | 2016-06-22 | 无锡双友石化机械有限公司 | Expanding head lubricant passage way heater |
| CN108144987B (en) * | 2018-02-09 | 2023-08-11 | 泰尔重工股份有限公司 | Plunger type coiling machine hot-rolled winding drum with high coil steel quantity |
| DE102019204376A1 (en) | 2018-04-12 | 2019-10-17 | Sms Group Gmbh | Lubricating ring for a mechanical expander for calibrating large pipes |
| DE102020213223A1 (en) | 2020-10-20 | 2022-04-21 | Sms Group Gmbh | Device for lubricating a mold and method for lubricating |
| CN117564144B (en) * | 2024-01-16 | 2024-04-05 | 山东朝日不锈钢有限公司 | Core rod pull rod supporting device for pipe bending machine and method thereof |
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| US4944173A (en) * | 1987-09-01 | 1990-07-31 | Emitec Gesellschaft Fur Emissionstechnologie Mbh | Probe for hydraulic expansion, including centering device |
| CN201046483Y (en) * | 2007-05-24 | 2008-04-16 | 天水锻压机床有限公司 | Steel pipe expanding head |
| CN201067779Y (en) * | 2007-05-23 | 2008-06-04 | 天水锻压机床有限公司 | Lubricating system for suspension arm slide rod and expanding head |
| CN202169337U (en) * | 2011-07-11 | 2012-03-21 | 中国石化集团江汉石油管理局沙市钢管厂 | Copper pipe hole enlargement head support cover free of pipe lubrication |
| CN102513460A (en) * | 2011-12-16 | 2012-06-27 | 大连三高科技发展有限公司 | Steel pipe end sizing mill assembly with diameter expanding function |
| CN203470697U (en) * | 2013-09-05 | 2014-03-12 | 无锡双友石化机械有限公司 | Oil circuit system of support ring of expanding head |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU96161A1 (en) * | 1951-11-22 | 1952-11-30 | М.П. Лыков | Rolling head to the drilling machine for rolling pipes, in particular, cases and handles of bicycle pumps |
| JPS5677033A (en) * | 1979-11-28 | 1981-06-25 | Sumitomo Metal Ind Ltd | Pipe expanding method |
| JPS592570B2 (en) * | 1981-09-14 | 1984-01-19 | 日本鋼管株式会社 | Hydraulic tube expander |
| JP2600497B2 (en) * | 1991-01-09 | 1997-04-16 | 住友金属工業株式会社 | Method for correcting dimension of large diameter pipe and apparatus for correcting the dimension |
| RU2491428C1 (en) * | 2012-04-09 | 2013-08-27 | Государственное Научное Учреждение "Объединенный Институт Машиностроения Национальной Академии Наук Беларуси" | Ice lubrication system |
| CN103464625B (en) * | 2013-09-05 | 2015-04-29 | 无锡双友石化机械有限公司 | Support ring oil circuit system of expanding head |
-
2013
- 2013-09-05 CN CN201310399448.0A patent/CN103464625B/en active Active
-
2014
- 2014-08-21 RU RU2016112580A patent/RU2660553C2/en active
- 2014-08-21 WO PCT/CN2014/079483 patent/WO2015032228A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4944173A (en) * | 1987-09-01 | 1990-07-31 | Emitec Gesellschaft Fur Emissionstechnologie Mbh | Probe for hydraulic expansion, including centering device |
| CN201067779Y (en) * | 2007-05-23 | 2008-06-04 | 天水锻压机床有限公司 | Lubricating system for suspension arm slide rod and expanding head |
| CN201046483Y (en) * | 2007-05-24 | 2008-04-16 | 天水锻压机床有限公司 | Steel pipe expanding head |
| CN202169337U (en) * | 2011-07-11 | 2012-03-21 | 中国石化集团江汉石油管理局沙市钢管厂 | Copper pipe hole enlargement head support cover free of pipe lubrication |
| CN102513460A (en) * | 2011-12-16 | 2012-06-27 | 大连三高科技发展有限公司 | Steel pipe end sizing mill assembly with diameter expanding function |
| CN203470697U (en) * | 2013-09-05 | 2014-03-12 | 无锡双友石化机械有限公司 | Oil circuit system of support ring of expanding head |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015032228A1 (en) | 2015-03-12 |
| CN103464625A (en) | 2013-12-25 |
| RU2660553C2 (en) | 2018-07-06 |
| RU2016112580A (en) | 2017-10-06 |
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Address after: Hu Dai Industrial Park North District 214161 in Jiangsu province Wuxi City foreshore (Taihu Town Industrial Park) Patentee after: Jiangsu two friends intelligent equipment Polytron Technologies Inc Address before: 214161 lakes in Jiangsu province Wuxi City foreshore Hudai Industrial Park North Link Road No. three Patentee before: Wuxi Sunyou General Machine Co., Ltd. |