CN2394734Y - Expanding machine of bore - Google Patents
Expanding machine of bore Download PDFInfo
- Publication number
- CN2394734Y CN2394734Y CN 99247801 CN99247801U CN2394734Y CN 2394734 Y CN2394734 Y CN 2394734Y CN 99247801 CN99247801 CN 99247801 CN 99247801 U CN99247801 U CN 99247801U CN 2394734 Y CN2394734 Y CN 2394734Y
- Authority
- CN
- China
- Prior art keywords
- dilating
- utility
- oil cylinder
- steel pipe
- model
- 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.)
- Expired - Lifetime
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model relates to a novel diameter expanding machine, which belongs to the field of processing or treating metal pipes, the utility model makes use of a cone expansion head which can expend in a steel pipe, therefore, the utility model can eliminate the forming pressure and the welding stress of the steel pipe. The utility model is composed of a carrier, an expansion device, a work barrel, a fixing seat, an oil cylinder, a lubrication station, a platform, a hydraulic station and an electric control system, wherein the expansion device is arranged on the carrier and is connected with the oil cylinder via the work barrel, and the expansion device is composed of an expansion head, an expansion block, a positioning disk and a draw rod. The aim of the utility model is to provide a fully automatic diameter expanding device which can eliminate the forming pressure and the welding stress of the steel pipe via mechanical expansion.
Description
The utility model expanding machine belongs to the processing or the process field of metal tube, particularly a kind of Expansion of Longitudinal Seam SAW Pipe machinery that is used for.
Longitudinal submerged arc welded pipe requires to eliminate the briquetting pressure and the welding stress of steel pipe in process, the method of employing hole enlargement can effectively be eliminated the briquetting pressure and the welding stress of steel pipe, simultaneously also longitudinal submerged arc welded pipe is carried out integer, also do not had effective equipment to eliminate the briquetting pressure and the welding stress of steel pipe now.
The purpose of this utility model is to provide a kind of utilization machinery of full-automation to dilate briquetting pressure and the welding stress of eliminating steel pipe, is used for integer and improve the expanding machine of steel pipe bearing capacity simultaneously.
The purpose of this utility model reaches by following measure, it is to utilize cone to dilate head, in steel pipe, dilate, reach briquetting pressure and the welding stress of eliminating steel pipe, it is by dolly, dilate device, the work sleeve, holder, oil cylinder, lubrication station, stand, Hydraulic Station, electric-control system is formed, lubrication station provides lubricated for expanding machine, Hydraulic Station is for oil cylinder provides pressure oil, and dolly is provided with and unloads pipe mechanism automatically, rotates steel pipe mechanism automatically, automatic positioning mechanism, automatic step device, electric-control system provides electrical equipment control for expanding machine, dilates device and is arranged on the dolly, dilating device is connected on the oil cylinder by the work sleeve, dilating device is by dilating head, dilate piece, positioning disk, pull bar is formed, pull bar is in the work sleeve, and pull bar connects oil cylinder and dilates head, and dilating head is the regular polygon cone, dilating head is connected with T type key with dilating between the piece, positioning disk is arranged dilating the piece two ends, the motion of oil cylinder pulling pull bar, pull bar connects dilates an axially-movable, make and dilate piece along the positioning disk radial motion on the head dilating of cone-shaped, dilate device caliber to steel pipe in steel pipe and dilate, reach the briquetting pressure of elimination steel pipe and the purpose of welding stress, dolly loads steel pipe stepping walking, dilate device caliber stepping to steel pipe in steel pipe and dilate, dolly and oil cylinder are by electric control system controls.
The utility model reasonable in design is that a kind of utilization machinery of full-automation dilates the briquetting pressure of elimination steel pipe and the expanding machine of welding stress.
Accompanying drawing 1 is the device structural representation that dilates of the present utility model.
Accompanying drawing 2 is structural representations of the present utility model.
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, the device that dilates of the present utility model is by dilating 1, dilating piece 2, positioning disk 3, pull bar 4 is formed, pull bar is in work sleeve 5, and pull bar connects oil cylinder and dilates head, and dilating head is the regular polygon cone, dilating head is connected with T type key with dilating between the piece, positioning disk is arranged dilating the piece two ends, oil cylinder pulling pull bar drives and dilates an axially-movable, dilates piece along the positioning disk radial motion.
As shown in Figure 2, the utility model is by dolly 6, dilates device 7, work sleeve 5, holder 8, oil cylinder 9, lubrication station 11, stand 13, Hydraulic Station 10, electric-control system 12 is formed, lubrication station is for expanding machine provides lubricated, and Hydraulic Station is for oil cylinder provides pressure oil, and electric-control system provides electrical equipment control for expanding machine, dilate device and be arranged on the dolly, dilate device and be connected on the oil cylinder by the work sleeve.Pull bar connects dilates an axially-movable, make and dilate piece along the positioning disk radial motion on the head dilating of cone-shaped, dilating device caliber to steel pipe in steel pipe dilates, reach the briquetting pressure of elimination steel pipe and the purpose of welding stress, dolly loads steel pipe stepping walking, dilate device caliber to steel pipe in steel pipe and dilate, dolly and oil cylinder are by electric control system controls.
Claims (1)
1, a kind of expanding machine, it is by dolly, holder, oil cylinder, lubrication station, stand, Hydraulic Station, electric-control system is formed, and lubrication station is for expanding machine provides lubricated, and Hydraulic Station is to provide pressure oil for oil cylinder, electric-control system provides electrical equipment control for expanding machine, it is characterized in that dilating device and be arranged on the dolly, dilate device and be connected on the oil cylinder by the work sleeve, dilating device is by dilating head, dilate piece, positioning disk, pull bar is formed, and pull bar is in the work sleeve, pull bar connects oil cylinder and dilates head, dilating head is the regular polygon cone, dilates head and is connected with T type key with dilating between the piece, positioning disk is arranged dilating the piece two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99247801 CN2394734Y (en) | 1999-11-10 | 1999-11-10 | Expanding machine of bore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99247801 CN2394734Y (en) | 1999-11-10 | 1999-11-10 | Expanding machine of bore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2394734Y true CN2394734Y (en) | 2000-09-06 |
Family
ID=34033151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99247801 Expired - Lifetime CN2394734Y (en) | 1999-11-10 | 1999-11-10 | Expanding machine of bore |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2394734Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992235A (en) * | 2010-10-27 | 2011-03-30 | 江苏科技大学 | Expanding device of moving block |
| CN104785932A (en) * | 2015-05-02 | 2015-07-22 | 汪浩 | Pipeline welding seam stress relief device |
| CN104785933A (en) * | 2015-05-02 | 2015-07-22 | 汪浩 | Large-pipe-diameter pipeline weld seam stress eliminating device |
| CN105268868A (en) * | 2014-06-16 | 2016-01-27 | Sms米尔股份有限公司 | Mechanical tube expander |
-
1999
- 1999-11-10 CN CN 99247801 patent/CN2394734Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101992235A (en) * | 2010-10-27 | 2011-03-30 | 江苏科技大学 | Expanding device of moving block |
| CN105268868A (en) * | 2014-06-16 | 2016-01-27 | Sms米尔股份有限公司 | Mechanical tube expander |
| CN104785932A (en) * | 2015-05-02 | 2015-07-22 | 汪浩 | Pipeline welding seam stress relief device |
| CN104785933A (en) * | 2015-05-02 | 2015-07-22 | 汪浩 | Large-pipe-diameter pipeline weld seam stress eliminating device |
| CN104785933B (en) * | 2015-05-02 | 2017-02-01 | 汪浩 | Large-pipe-diameter pipeline weld seam stress eliminating device |
| CN104785932B (en) * | 2015-05-02 | 2017-02-01 | 汪浩 | Pipeline welding seam stress relief device |
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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 | ||
| CX01 | Expiry of patent term |