CN203171292U - Cylindrical fixture for machining tower arc-shaped door frame - Google Patents
Cylindrical fixture for machining tower arc-shaped door frame Download PDFInfo
- Publication number
- CN203171292U CN203171292U CN 201220690767 CN201220690767U CN203171292U CN 203171292 U CN203171292 U CN 203171292U CN 201220690767 CN201220690767 CN 201220690767 CN 201220690767 U CN201220690767 U CN 201220690767U CN 203171292 U CN203171292 U CN 203171292U
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- Prior art keywords
- arc
- pylon
- doorframe
- door frame
- arc doorframe
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- 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
The utility model discloses a cylindrical fixture for machining a tower arc-shaped door frame. The cylindrical fixture comprises a flange adaptive to the radius of the tower arc-shaped door frame and fixed through a supporting rod, and a first fixing piece used for fixing the arc-shaped door frame to the cylindrical fixture. The cylindrical fixture is compact in structure and convenient and fast to use, and therefore production efficiency is improved, and welding quality is guaranteed; the tower arc-shaped door frame has a good stress state, the stress concentration degree is small, safety performance of a tower is improved, an arc-shaped structure reduces requirements for the thickness of door frame materials, thinner materials relative to materials in the prior art can be adopted, and purchasing difficulty and production cost are reduced.
Description
Technical field
The utility model relates to a kind of tubular anchor clamps of processing pylon arc-shaped door frame.
Background technology
Wind resource is very abundant on the earth, and wind-power electricity generation is the main form of utilizing of wind resource, and utilizing wind resource to produce electric energy has become one of regeneration clean energy resource of high speed development.Wind energy more and more is subject to people's attention as a kind of cleaning, non-pollution of renewable energy, thereby wind-power electricity generation becomes one of regenerative resource exploration project of countries in the world common concern.
Doorframe intensity is very important in the windmill tower frame design, the intensity of the doorframe in the especially large-scale MW class windmill tower frame key that can the direct relation pylon safe operation especially, and it is one of important spare part that influences pylon safety.
As shown in Figure 1, windmill tower frame doorframe 200 adopts the steel plate cutting or is pressed into elliptic plane formula doorframe usually, then it is welded on the tower tube 100 that well cutting is identical with the profile of doorframe 200 in advance on the pylon.And very high to camber door opening and required precision, aspect the production of reality and the processing bigger difficulty is being arranged.
The utility model content
The technical problems to be solved in the utility model is to overcome processing method of the prior art to be difficult to satisfy the size of pylon camber doorframe and the defective of required precision, and a kind of tubular anchor clamps of processing pylon arc-shaped door frame are provided.
The utility model is to solve above-mentioned technical problem by following technical proposals:
The utility model provides a kind of tubular anchor clamps for processing pylon arc-shaped door frame, its characteristics are, it comprises some be arrangeding in parallel and flange that external diameter and this pylon arc doorframe are adaptive, and upper and lower adjacent described flange connects by the support bar of some longitudinal extensions; These tubular anchor clamps also comprise some be used to first fixture of fixing this pylon arc doorframe, described arc doorframe is fixed by this first fixture after fitting in described flange, in order to bevel for welding and the skiving face at the upper and lower edge of this pylon arc doorframe are processed.
Wherein, this first fixture includes one first pressing plate, and the side of this flange is provided with some screws, and described first pressing plate is connected with this flange by a screw after pushing down this pylon arc doorframe.
Wherein, described first fixture is positioned at the left and right edge of this pylon arc doorframe.
In the utility model, but above-mentioned optimum condition any combination on the basis that meets this area general knowledge namely gets each preferred embodiment of the utility model.
Positive progressive effect of the present utility model is: tubular clamp structure compactness of the present utility model, easy to use, thereby enhance productivity and guarantee weldquality, make that the force-bearing situation of pylon arc doorframe is good, stress concentration degree is little, improved the security performance of pylon, and the structure of arc has reduced the requirement of opposite house frame material thickness, makes it possible to adopt material thinner in the relative prior art, has reduced buying difficulty and production cost.
Description of drawings
Fig. 1 is the structural representation of the arc doorframe of wind-force pylon in the prior art.
Fig. 2 is the structural representation of the pylon arc doorframe in the utility model.
Fig. 3 is the bevel for welding of pylon arc-shaped door edge edge setting of the present utility model and the schematic diagram of skiving face.
Fig. 4 is the structural representation of tubular anchor clamps in the utility model.
Fig. 5 is for along the cutaway view after the A-A cutting line dissects among Fig. 4.
Structural representation when Fig. 6 begins to process top edge behind the tubular anchor clamps for the blank of arc doorframe of the present utility model is mounted to.
Fig. 7 is the cutaway view after the B-B cutting line dissects among Fig. 6.
Fig. 8 is the A portion enlarged drawing among Fig. 7.
Fig. 9 is fixed in the structural representation that on the right angle pattern the left and right edge of the blank of arc doorframe is added man-hour for the arc doorframe in the utility model.
The specific embodiment
Be described further below in conjunction with 2～6 pairs of the utility model of accompanying drawing.
Shown in Fig. 2 and 3, the cross section camber of the arc doorframe 300 of the pylon in the present embodiment, and the circle at the cross section place of the circle at this arc place and tower tube 100 is for wait justifying.Because arc doorframe 300 used sheet materials can be thicker than the used material of tower tube 100, in order to make arc doorframe 300 and the transition more smoothly of tower tube 100 position adjacent, reducing stress concentrates, so upper and lower edge and left and right edge at arc doorframe 300 are equipped with two skiving faces 301, make the thickness at arc doorframe 300 edges equate substantially with the thickness of pylon 100.In addition, in order to ensure arc doorframe 300 and tower tube 100 requirement of welding, also be provided with two bevel for weldings 302 at upper and lower edge and the left and right edge of arc doorframe 300.Be example with the dissecing of lower edge of arc doorframe 300 only as Fig. 3, the skiving face of arc doorframe remaining edge and bevel for welding can be with reference to figure 3.
Wherein, the upper and lower edge of arc doorframe is as the girth joint of tower tube, and the left and right edge of arc doorframe is the longitudinal seam of tower tube.
Because the flame cutting is difficult to guarantee the groove of arc doorframe and the tolerance of skiving face, and if the cutting flame instability causes the quality of cut surface and dimensional tolerance to exceed standard easily.The door-plate weight of a slice pylon is about 1～3 ton, if tolerance can not reach requirement, will cause great loss to the manufacturer.For this reason, present embodiment also provide the arc doorframe that is used for the processing pylon upper and lower edge the tubular anchor clamps and be used for the right angle pattern at the left and right edge of processing arc doorframe.
Shown in Figure 4 and 5, these tubular anchor clamps have comprised three flanges 1 that distribute up and down.The radius of the radius of flange 1 and arc doorframe 300 is adaptive.Connect by some support bars 2 between the adjacent flange 1.
Shown in Fig. 6～8, these tubular anchor clamps also comprise for the blank 300 ' with the arc doorframe and are fixed on first fixture 3 on the flange 1.Each first fixture 3 includes first pressing plate 32 of an one-tenth " L " type, and one section surface with the blank 300 ' of arc doorframe of this first pressing plate 32 compresses, and the free end of another section is resisted against the edge of flange 1.One section that compresses at the blank 300 ' with the arc doorframe is provided with through hole, is provided with some screws at flange 1, fixing with flange 1 by screws 31 after first pressing plate 32 is in place, is fixed to purpose on the tubular anchor clamps thereby reach blank 300 ' with the arc doorframe.
As shown in Figure 9, the right angle pattern in the present embodiment comprises a base 41, is provided with a backup plate 42 vertical with this base 41 at this base 41; This right angle pattern also comprises and somely is fixed in second fixture on this backup plate 42 for the blank 300 ' with this pylon arc doorframe, in order to described bevel for welding and the skiving face at the left and right edge of this pylon arc doorframe are processed.Described second fixture comprises some these backup plate 42 sides and laterally extending chute (not shown) of being arranged on; Be equipped with a bolt 44 in described chute, 44 one-tenth on described bolt is horizontally disposed with and is vertical with this chute.This second fixture comprises that also one is used for blank 300 ' with this pylon arc doorframe and presses on second pressing plate 43 on this backup plate 42, and this second pressing plate 43 is across the manhole in the middle of the blank 300 ' of this pylon arc doorframe.
Be described further below in conjunction with the cylindrical jig of processing arc doorframe and the using method of right angle pattern in accompanying drawing 6 and the 9 pairs of present embodiments, it comprises the steps:
S1, form the blank of arc doorframe according to the development size of arc doorframe.
S2, the blank by this pylon arc doorframe of plate bending machine volume circle; In the process of volume circle, also to carry out the calibration of circular arc degree to the blank of rolling up round arc doorframe.
S3, at the middle part of the blank of this pylon arc doorframe cutting manhole, this step can adopt equipment of the prior art and mode to realize, does not repeat them here.
Bevel for welding and the skiving face at the upper and lower edge of the blank of the arc doorframe among S4, the processing S3.Wherein, comprise the steps:
S41, the blank of the arc doorframe among the step S3 is mounted to the tubular anchor clamps;
S42, these tubular anchor clamps are fixed to the workbench 402 of vertical lathe, its fixed form can adopt chute intrinsic on the workbench 402 and slide block 403(to see Fig. 7) realize, be about to lock then until the surface of the blank of its clamping arc doorframe or the outer surface of flange along two slide blocks 403 that move radially of tubular anchor clamps after the tubular anchor clamps are placed workbench 402.The structure of described chute and slide block 403 is prior art, no longer launches explanation at this.When the tubular anchor clamps are installed, need be adjusted to the center of tubular anchor clamps consistent with workbench 402 with amesdial.
The lathe tool 401 of S43, vertical lathe is resisted against the blank 300 ' of arc doorframe towards the top edge of top, processes bevel for welding and the skiving face of the blank 300 ' top edge of this pylon arc doorframe;
Be fixed in this tubular anchor clamps again after S44, the blank 300 ' for the treatment of to pull down after the top edge completion of processing this pylon arc doorframe and blank 300 ' upper and lower the exchanging with the arc doorframe;
The lathe tool of S45, vertical lathe is resisted against the blank 300 ' of arc doorframe towards the lower limb of top, processes bevel for welding and the skiving face of lower limb of the blank 300 ' of this pylon arc doorframe.
Bevel for welding and the skiving face at the left and right edge of the blank 300 ' of S5, processing arc doorframe; Comprising following steps:
S51, the blank 300 ' that will process the arc doorframe at upper and lower edge are mounted on the right angle pattern;
S52, the right angle pattern is fixed to the workbench 502 of milling machine 500, on workbench 502, is provided with chute and slide block equally, offer through hole on the base 41, fix by the slide block of bolt and workbench 502.Main shaft at the milling machine cutter is installed an amesdial, measures upper and lower edge and the left and right edge of arc doorframe respectively, and the limit inside and outside wall that assurance arc doorframe will be processed and the face of thickness side are perpendicular to workbench 502.
S53, milling cutter 501 move to the left side of the blank 300 ' of arc doorframe, adjust the angle of workbench 502 and milling cutter 401, and this angle equates with the inclination angle of bevel for welding to be formed, processes the bevel for welding of the blank 300 ' left hand edge of arc doorframe then; Adjust the angle of workbench 502 and milling cutter 401 after the bevel for welding completion of processing of left hand edge again, this moment, this angle equated with the inclination angle of skiving face to be formed, processed the skiving face of the blank 300 ' left hand edge of arc doorframe then.
S54, milling cutter 501 move to the right side of the blank 300 ' of arc doorframe, adjust the angle of workbench 502 and milling cutter 401, and this angle equates with the inclination angle of bevel for welding to be formed, processes the bevel for welding of the blank 300 ' right hand edge of arc doorframe then; Adjust the angle of workbench 502 and milling cutter 401 after the bevel for welding completion of processing of right hand edge again, this moment, this angle equated with the inclination angle of skiving face to be formed, processed the skiving face of the blank 300 ' right hand edge of arc doorframe then.
S6, formation arc doorframe finished product.
Claims (3)
1. tubular anchor clamps that are used for processing pylon arc-shaped door frame is characterized in that, it comprises some be arrangeding in parallel and flange that external diameter is adaptive with this pylon arc doorframe, and upper and lower adjacent described flange is by the support bar connection of some longitudinal extensions; These tubular anchor clamps also comprise some be used to first fixture of fixing this pylon arc doorframe, described arc doorframe is fixed by this first fixture after fitting in described flange, in order to bevel for welding and the skiving face at the upper and lower edge of this pylon arc doorframe are processed.
2. tubular anchor clamps as claimed in claim 1 is characterized in that, this first fixture includes one first pressing plate, and the side of this flange is provided with some screws, and described first pressing plate is connected with this flange by a screw after pushing down this pylon arc doorframe.
3. tubular anchor clamps as claimed in claim 2 is characterized in that, described first fixture is positioned at the left and right edge of this pylon arc doorframe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220690767 CN203171292U (en) | 2012-12-13 | 2012-12-13 | Cylindrical fixture for machining tower arc-shaped door frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220690767 CN203171292U (en) | 2012-12-13 | 2012-12-13 | Cylindrical fixture for machining tower arc-shaped door frame |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320350390.6U Division CN203409602U (en) | 2012-12-13 | 2012-12-13 | Right-angled explorator for machining arc-shaped doorframe of tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203171292U true CN203171292U (en) | 2013-09-04 |
Family
ID=49068045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220690767 Expired - Fee Related CN203171292U (en) | 2012-12-13 | 2012-12-13 | Cylindrical fixture for machining tower arc-shaped door frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203171292U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103862303A (en) * | 2012-12-13 | 2014-06-18 | 上海泰胜风能装备股份有限公司 | Barrel-shaped clamp, right-angle explorator and method for machining tower arc-shaped door frame |
| CN107470932A (en) * | 2017-09-26 | 2017-12-15 | 宜昌船舶柴油机有限公司 | Gas turbine exhaust flange processing tool and process tool |
-
2012
- 2012-12-13 CN CN 201220690767 patent/CN203171292U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103862303A (en) * | 2012-12-13 | 2014-06-18 | 上海泰胜风能装备股份有限公司 | Barrel-shaped clamp, right-angle explorator and method for machining tower arc-shaped door frame |
| CN107470932A (en) * | 2017-09-26 | 2017-12-15 | 宜昌船舶柴油机有限公司 | Gas turbine exhaust flange processing tool and process tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20130904 Termination date: 20211213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |