CN200995371Y - Automatic square pipe centering unit - Google Patents
Automatic square pipe centering unit Download PDFInfo
- Publication number
- CN200995371Y CN200995371Y CN 200720034150 CN200720034150U CN200995371Y CN 200995371 Y CN200995371 Y CN 200995371Y CN 200720034150 CN200720034150 CN 200720034150 CN 200720034150 U CN200720034150 U CN 200720034150U CN 200995371 Y CN200995371 Y CN 200995371Y
- Authority
- CN
- China
- Prior art keywords
- cylinder sleeve
- end cap
- servo
- actuated cylinder
- piston rod
- 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 - Fee Related
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Abstract
A square tube automated centering implement is characterized in that the implement has a concentric bracket, and the concentric bracket is a circular tube. The circular tube contains an intermediate piece and two out sections on the two sides of the intermediate piece. A left end cap and a right end cap are separately fixed on the two ends of the circular tube. The external surfaces of the two out sections have four symmetrical planes. The axial direction center of each plane all has an axial direction through groove. Each through groove has two pairs of pin saddle. A locating rack is arranged between each pair of pin saddle through a rotating shaft. A left and a right follow-up cylinder sleeves are in the concentric bracket. A piston rod and a motive power rod are arranged inside the left follow-up cylinder sleeve. One end of the piston rod connects with one end of the motive power rod. The other end of the piston rod is extended out of the internal of the left follow-up cylinder sleeve, and connects against the internal of the right follow-up cylinder sleeve. While the motive power rod is extended out of the left follow-up cylinder sleeve, and passes by the left end cap, connects with the power source. A return spring is sheathed on the motive power rod, and the two ends of the return spring separately connect against the connection end of the left end cap and piston rod. A fixing pin shaft is arranged between the right follow-up cylinder sleeve and the right end cap.
Description
Technical field
The utility model relates to a kind of support that two sections square tubes are positioned of being used for.Be that the square tube of two sections different-diameters is carried out space orientation, made the square tube automatic centering device of their automatic centerings specifically.
Background technology
As everybody knows, when need weld together the square tube of two sections different-diameters, need carry out space orientation to two sections square tubes earlier, make two sections square tube centerings, just can weld then.
At present, mostly be artificial fixed form to carrying out sterically defined mode before two sections square tube welding.Though the centering of adopting artificial fixed form also can realize two sections square tubes needs could realize accurately location through repeatedly measuring, adjusting.Not only time-consuming, effort, and positioning accuracy is low.
The utility model content
Problem to be solved in the utility model provides a kind of square tube automatic centering device.Use this square tube automatic centering device that two sections square tubes are carried out space orientation, save time, laborsaving, the positioning accuracy height.
For addressing the above problem, the utility model is taked following scheme:
Characteristics of the present utility model are to contain same cardiac skeleton, and this is a pipe with cardiac skeleton, and its two outer sections by stage casing and both sides, stage casing constitute, and its two ends are fixed with left and right end cap.Wherein, the plane of four symmetries is arranged all on the outer surface of two outer sections, the axial centre on each plane all has axial pass trough.Two pairs of key seats are all arranged on each axial pass trough, all a location tooth bar is installed between every pair of key seat by rotating shaft.With left and right servo-actuated cylinder sleeve is arranged in the cardiac skeleton, in the left servo-actuated cylinder sleeve wherein piston rod and power rail are arranged, an end of piston rod and an end of power rail join, and the other end of piston rod stretches out from the inner end of left servo-actuated cylinder sleeve and offsets with the inner end of right servo-actuated cylinder sleeve.Power rail then stretches out from the outer end of left servo-actuated cylinder sleeve and passes left end cap and power source joins.Be with returning spring on the power rail, the returning spring two ends offset with the link of left end cap and piston rod respectively.Between right servo-actuated cylinder sleeve and right end cap fixed pin shaft is arranged, the fixed pin shaft outer end is fixed on the right end cap, and its inner end is stretched in the right servo-actuated cylinder sleeve.Also be with returning spring on the fixed pin shaft, the two ends of this returning spring offset with the inner end cylinder bottom and the right end cap of right servo-actuated cylinder sleeve respectively.Four axial tooth bars are all arranged on the lateral surface of left and right servo-actuated cylinder sleeve, and these four axial tooth bars circumferentially are equidistant layout along the lateral surface of corresponding cylinder sleeve respectively, and they are respectively with corresponding with the axial pass trough on four planes of cardiac skeleton.One side of said location tooth bar is an arcwall face, and its opposite side is equipped with roller.Wherein, the tooth bar of location on the tooth bar is on its arcwall face, and is meshed with axial tooth bar on the corresponding cylinder sleeve lateral surface.The roller of location tooth bar opposite side then offsets with the inwall that is connect pipe.
Adopt such scheme, have the following advantages:
Because but the utility model has adopted the two-way carry-over bar in the left and right sides, utilize hydraulic pressure or pneumatic and so on power source to promote piston rod movement, promote left and right sides tooth bar motion by piston rod again, thereby driving the location tooth bar rotates around the axis, until left and right sides roller with about the inwall of two sections source capsules contact, and two sections pipes are concentric about forcing, and realize the automatic concentric locating between two sections pipes.Compare with artificial fixed form, do not need repeatedly to measure, adjust and just can realize accurate the location, not only save time, laborsaving, and can improve positioning accuracy greatly.
Description of drawings
Fig. 1 is a square tube automatic centering device structural representation of the present utility model;
Fig. 2 is a figure A-A cross-sectional schematic.
The specific embodiment
As shown in Figure 1 and Figure 2, square tube automatic centering device of the present utility model contains with cardiac skeleton 13, and this is a pipe with cardiac skeleton, and its two outer sections by stage casing and both sides, stage casing constitute, and its two ends are fixed with left end cap 7 and right end cap 14.Wherein, all be processed with the plane 17 of four symmetries on the outer surface of two outer sections, the axial centre on each plane 17 all is processed with axial pass trough, the both sides of each axial pass trough all are processed with two pairs of key seats 18, all be processed with pin-and-hole on every pair of key seat 18 accordingly, all a location tooth bar 9 be installed between every pair of key seat 18 by rotating shaft 10 and pin-and-hole.With left and right servo-actuated cylinder sleeve 2 and 16 are installed in the cardiac skeleton 13, in the left servo-actuated cylinder sleeve 2 wherein piston rod 1 and power rail 5 are installed.With in an end of power rail 5 is connected to left servo-actuated cylinder sleeve 2 mutually, its other end stretches out from the inner end of left servo-actuated cylinder sleeve 2 and offsets with the inner end cylinder bottom of right servo-actuated cylinder sleeve 16 one end of piston rod 1 by piston 3.Power rail 5 then stretches out from the outer end of left servo-actuated cylinder sleeve 2 and passes left end cap 7 and joins with power source 6.Said power source 6 is hydraulic jacks, and the outer end of one end and power rail 5 joins.Be with returning spring 4 on the power rail 5, the two ends of returning spring 4 offset with the link of left end cap 7 and piston rod 1 respectively.Right servo-actuated cylinder sleeve 16 and 14 of right end caps are provided with fixed pin shaft 15, and fixed pin shaft 15 outer ends are fixed on the right end cap 14, and its inner end is stretched in the right servo-actuated cylinder sleeve 16.Also be with returning spring 4 on the fixed pin shaft 15, the two ends of this returning spring offset with the inner end cylinder bottom and the right end cap 14 of right servo-actuated cylinder sleeve 16 respectively.On left and right servo-actuated cylinder sleeve 2 and 16 the lateral surface four axial tooth bars 12 are arranged all, these four axial tooth bars circumferentially are equidistant layout along the lateral surface of corresponding cylinder sleeve respectively, and they are respectively with corresponding with the axial pass trough on four planes 17 of cardiac skeleton 13.One side of location tooth bar 9 is an arcwall face, and its opposite side is equipped with roller 11.Wherein, the tooth bar of location on the tooth bar 9 is on its arcwall face, and meshes together with axial tooth bar 12 on the corresponding cylinder sleeve lateral surface.The roller 11 of location tooth bar 9 opposite sides then offsets with the inwall that is connect square tube 8.
Because the tooth bar of location on the tooth bar 9 is on its arcwall face, and mesh together with axial tooth bar 12 on the corresponding cylinder sleeve lateral surface, the roller 11 of location tooth bar 9 opposite sides then offsets with the inwall that is connect square tube 8.Concentric locating be can between the square tube of various different sizes, carry out, and place and environmental limit are not subjected to, not only convenient, but also practical.
Claims (1)
1. square tube automatic centering device is characterized in that containing same cardiac skeleton, and this is a pipe with cardiac skeleton, and its two outer sections by stage casing and both sides, stage casing constitute, and its two ends are fixed with left and right end cap; Wherein, the plane of four symmetries is arranged all on the outer surface of two outer sections, the axial centre on each plane all has axial pass trough; Two pairs of key seats are all arranged on each axial pass trough, all a location tooth bar is installed between every pair of key seat by rotating shaft; With left and right servo-actuated cylinder sleeve is arranged in the cardiac skeleton, in the left servo-actuated cylinder sleeve wherein piston rod and power rail are arranged, an end of piston rod and an end of power rail join, and the other end of piston rod stretches out from the inner end of left servo-actuated cylinder sleeve and offsets with the inner end of right servo-actuated cylinder sleeve; Power rail then stretches out from the outer end of left servo-actuated cylinder sleeve and passes left end cap and power source joins; Be with returning spring on the power rail, the returning spring two ends offset with the link of left end cap and piston rod respectively; Between right servo-actuated cylinder sleeve and right end cap fixed pin shaft is arranged, the fixed pin shaft outer end is fixed on the right end cap, and its inner end is stretched in the right servo-actuated cylinder sleeve; Also be with returning spring on the fixed pin shaft, the two ends of this returning spring offset with the inner end cylinder bottom and the right end cap of right servo-actuated cylinder sleeve respectively; Four axial tooth bars are all arranged on the lateral surface of left and right servo-actuated cylinder sleeve, and these four axial tooth bars circumferentially are equidistant layout along the lateral surface of corresponding cylinder sleeve respectively, and they are respectively with corresponding with the axial pass trough on four planes of cardiac skeleton; One side of said location tooth bar is an arcwall face, and its opposite side is equipped with roller; Wherein, the tooth bar of location on the tooth bar is on its arcwall face, and is meshed with axial tooth bar on the corresponding cylinder sleeve lateral surface; The roller of location tooth bar opposite side then offsets with the inwall that is connect pipe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200720034150 CN200995371Y (en) | 2007-01-27 | 2007-01-27 | Automatic square pipe centering unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200720034150 CN200995371Y (en) | 2007-01-27 | 2007-01-27 | Automatic square pipe centering unit |
Publications (1)
Publication Number | Publication Date |
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CN200995371Y true CN200995371Y (en) | 2007-12-26 |
Family
ID=38993795
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200720034150 Expired - Fee Related CN200995371Y (en) | 2007-01-27 | 2007-01-27 | Automatic square pipe centering unit |
Country Status (1)
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CN (1) | CN200995371Y (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102794597A (en) * | 2012-08-10 | 2012-11-28 | 浙江大学 | Device for welding and positioning round pipes with adaptive pipe diameters |
CN104690261A (en) * | 2015-03-23 | 2015-06-10 | 武汉钢铁(集团)公司 | Automatic medium ladle centering device for medium ladle cart |
CN107009077A (en) * | 2017-06-21 | 2017-08-04 | 李培芹 | A kind of rectangular tube welding stretching apparatus |
CN107262997A (en) * | 2017-06-21 | 2017-10-20 | 李培芹 | A kind of rectangular tube group welds stretching apparatus |
-
2007
- 2007-01-27 CN CN 200720034150 patent/CN200995371Y/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102794597A (en) * | 2012-08-10 | 2012-11-28 | 浙江大学 | Device for welding and positioning round pipes with adaptive pipe diameters |
CN104690261A (en) * | 2015-03-23 | 2015-06-10 | 武汉钢铁(集团)公司 | Automatic medium ladle centering device for medium ladle cart |
CN104690261B (en) * | 2015-03-23 | 2017-02-01 | 武汉钢铁(集团)公司 | Automatic medium ladle centering device for medium ladle cart |
CN107009077A (en) * | 2017-06-21 | 2017-08-04 | 李培芹 | A kind of rectangular tube welding stretching apparatus |
CN107262997A (en) * | 2017-06-21 | 2017-10-20 | 李培芹 | A kind of rectangular tube group welds stretching apparatus |
CN107009077B (en) * | 2017-06-21 | 2019-01-15 | 徐州市盈鑫厨房电器科技有限公司 | A kind of rectangular tube welding stretching apparatus |
CN107262997B (en) * | 2017-06-21 | 2019-07-23 | 扬州新东方金属材料制造有限公司 | A kind of rectangular tube group weldering stretching apparatus |
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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: 20071226 Termination date: 20110127 |