CN204974840U - Mediate supporting mechanism in barrel school - Google Patents
Mediate supporting mechanism in barrel school Download PDFInfo
- Publication number
- CN204974840U CN204974840U CN201520236904.4U CN201520236904U CN204974840U CN 204974840 U CN204974840 U CN 204974840U CN 201520236904 U CN201520236904 U CN 201520236904U CN 204974840 U CN204974840 U CN 204974840U
- Authority
- CN
- China
- Prior art keywords
- supporting seat
- frame
- cylindrical shell
- tubular supporting
- supporting mechanism
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Road Paving Machines (AREA)
Abstract
The utility model provides a mediate supporting mechanism in barrel school, including frame and cylindric supporting seat, cylindric supporting seat one end and frame fixed connection are provided with multirow ejector pin stand pipe on the outer peripheral face of cylindric supporting seat, be provided with hydraulic push rod in the ejector pin stand pipe, and hydraulic push rod is connected with hydraulic cylinder's output. The utility model discloses a mediate support in school of barrel when mediate supporting mechanism in barrel school is used for gas injection boiler barrel reinforcing ring assembly welding is adapted to that gas injection boiler diameter is big, the school of the long barrel of length circle.
Description
Technical field
The utility model relates to a kind of high pressure injection steam boiler production technical field, is specifically related to a kind of for cylindrical shell school circle during steam-injected boiler cylindrical shell stiffening ring assembly welding and supporting mechanism.
Background technology
In the production of steam-injected boiler cylindrical shell, due to barrel diameter and long the increasing considerably of cylindrical shell, shell needs multiple single-unit cylindrical shell to connect to form a shell by girth welding, and single-unit cylindrical shell then adopts steel plate compressing and forms with 1 or 2 longitudinal joint assembly weldings.
In addition, because the diameter of gas boiler barrel is large, length is large, in process of production, raw material by fixed through overlap determine through after, need by cooling system cooling and shaping, due in cooling procedure, cylindrical shell is not also shaped completely, easily occurs the phenomenon of subsiding, and makes the inadequate rounding of cylindrical shell, therefore, need to carry out school circle by school round belting after cylindrical shell is by cooling system.But the cylindrical shell that existing school round belting is large for this diameter of steam-injected boiler, length is long, adaptability is bad, and school circle result is undesirable.
Utility model content
In order to overcome above-mentioned deficiency, the utility model provides a kind of for for cylindrical shell school circle during steam-injected boiler cylindrical shell stiffening ring assembly welding and supporting mechanism, is adapted to that steam-injected boiler diameter is large, the school of length long cylindrical shell circle.
The technical solution of the utility model is achieved in that
A kind of cylindrical shell school circle and supporting mechanism, comprise support and tubular supporting seat, tubular supporting seat one end is fixedly connected with support, the outer peripheral face of tubular supporting seat is provided with many row's push rod guide pipes, be provided with hydraulic mandril in push rod guide pipe, hydraulic mandril is connected with the output of hydraulic jack.
Wherein, preferably, the cross section of described tubular supporting seat is positive heptagon, and the quantity of often arranging push rod guide pipe is 7, is uniformly distributed along described tubular supporting seat outer peripheral face.
Wherein, preferably, also comprise the bracing frame for supporting described tubular supporting seat, support frame as described above comprises frame and roller set, and roller set is arranged in roller shaft bearing by bolt, and roller shaft bearing is arranged in frame; The bottom of frame is provided with road wheel, can move along described guide rail.
Wherein, preferably, described frame is made up of left frame, right frame and base, and the bottom of base is provided with road wheel, and left frame and right frame are separately fixed on base, and support frame as described above can be moved through described push rod guide pipe.
Wherein, preferably, also comprise cylindrical shell school bowlder for being supported on the temporary support of inner barrel, described temporary support is made up of fixed mount and the bracing or strutting arrangement hinged with fixed mount, fixed mount is fixed on the bottom of described tubular supporting seat, the bracing or strutting arrangement body bottom at described tubular supporting seat fixed by snap, and support frame as described above is through out-of-date, buckle is opened, and bracing or strutting arrangement body can put down for supporting described tubular supporting seat.
Wherein, preferably, described bracing or strutting arrangement is made up of upper mounted plate, roller and oversheath, is provided with bearing pin bottom fixed mount, upper mounted plate by bearing pin and fixed mount hinged, be provided with spring between the roller mount of roller and upper mounted plate, spring is outside equipped with oversheath.
The beneficial effects of the utility model:
The utility model adopts servo-hydraulic technology, select three multi-head pumps fuel feeding simultaneously, the oil sealing of stop valve zero to cut-off, control many oil cylinders through control valve group simultaneously, guarantee that oil cylinder is furnished with inbuilt displacement sensor, the extension elongation of oil cylinder with controllable to every bar oil cylinder independent fuel feeding, be applicable to multiple tube structure, and then realize oil cylinder driven mold holds round all size cylindrical shell action from inside.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, put after not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is cylindrical shell of the present utility model comparatively circle and supporting mechanism structural representation;
Fig. 2 is the structural representation (not being with push rod guide pipe and hydraulic mandril) of the temporary support in the utility model;
Fig. 3 is the structural representation (not being with push rod guide pipe and hydraulic mandril) of the temporary support open mode in the utility model.
In figure, 1. support, 2. tubular supporting seat, 3. push rod guide pipe, 4. hydraulic mandril, 5. bracing frame, 51. left frames, 52. right frames, 53. bases, 54. roller set, 55. roller shaft bearings, 56. road wheels, 6. temporary support, 61. fixed mounts, 62. buckles, 63. upper mounted plates, 64. bearing pins, 65. rollers, 66. oversheaths
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art put obtained every other embodiment after not making creative work, all belong to the scope of the utility model protection.
As shown in FIG. 1 to 3, the present embodiment provides a kind of cylindrical shell school circle and supporting mechanism, comprise support 1 and tubular supporting seat 2, tubular supporting seat 2 one end is fixedly connected with support 1, the outer peripheral face of tubular supporting seat 2 is provided with many row's push rod guide pipes 3, be provided with hydraulic mandril 4 in push rod guide pipe 3, hydraulic mandril 4 is connected with the output of hydraulic jack.Adopt servo-hydraulic technology, select three multi-head pumps fuel feeding simultaneously, the oil sealing of stop valve zero to cut-off, control many oil cylinders through control valve group simultaneously, guarantee that oil cylinder is furnished with inbuilt displacement sensor, the extension elongation of oil cylinder with controllable to every bar oil cylinder independent fuel feeding, be applicable to multiple tube structure, and then realize oil cylinder driven mold holds round all size cylindrical shell action from inside.
Wherein, the cross section of tubular supporting seat 2 is positive heptagon, the quantity of often arranging push rod guide pipe 3 is 7, be uniformly distributed along tubular supporting seat 2 outer peripheral face, the present embodiment arranges 6 row's push rod guide pipes 3 altogether, amount to 42 hydraulic mandrils 4, according to the length of cylindrical shell, the quantity of hydraulic mandril 4 that can be suitable and push rod guide pipe 3.The cross section of tubular supporting seat 2 is positive heptagon, can ensure that the bottom surface of tubular supporting seat 2 is horizontal plane.
As the utility model preferably technical scheme, the present embodiment also comprises the bracing frame 5 for supporting tubular supporting seat 2, bracing frame 5 comprises frame and roller set 54, and roller set 54 is arranged in roller shaft bearing 55 by bolt, and roller shaft bearing 55 is arranged in frame; The bottom of frame is provided with road wheel 56, can move along guide rail.Because tubular supporting seat 2 is long tubular construction, by the deadweight of itself, cylindrical shell school circle and supporting mechanism are easily damaged, supporting mechanism is set, effectively can reduces the damage of the equipment that the deadweight due to tubular supporting seat 2 brings.Be provided with guide rail below supporting seat, when cylindrical shell moves to circle position, school, bracing or strutting arrangement moves with cylindrical shell, does not affect the school circle of cylindrical shell.
Wherein, frame is made up of left frame 51, right frame 52 and base 53, and the bottom of base 53 is provided with road wheel 56, and left frame 51 and right frame 52 are separately fixed on base 53, and bracing frame 5 can be moved through described push rod guide pipe 3 and temporary support 6.So namely, the effect of load-bearing can be played, also do not affect the school circle of school circular knitting machine structure.
As the preferred technical scheme of the utility model, the present embodiment also comprises cylindrical shell school bowlder for being supported on the temporary support 6 of inner barrel, temporary support 6 is made up of fixed mount 61 and the bracing or strutting arrangement hinged with fixed mount 61, fixed mount 61 is fixed on the bottom of tubular supporting seat 2, bracing or strutting arrangement body is fixed on the bottom of tubular supporting seat 2 by buckle 62, bracing frame 5 is through out-of-date, and buckle 62 is opened, and bracing or strutting arrangement body can put down for supporting tubular supporting seat 2.Bracing or strutting arrangement can be also other existing fixture, as long as ensure at bracing or strutting arrangement through out-of-date, roller presses, and temporary support seat can be made to open.At cylindrical shell school bowlder, bracing or strutting arrangement moves to one end of tubular supporting seat 2 along with cylindrical shell, and at this moment, temporary support seat is opened, and plays the effect of temporary support.
Wherein, bracing or strutting arrangement is made up of upper mounted plate 63, roller 65 and oversheath 66, bearing pin 64 is installed bottom fixed mount 61, upper mounted plate 63 is hinged by bearing pin 64 and fixed mount 61, be provided with spring (not shown) between the roller mount of roller 65 and upper mounted plate 63, spring is outside equipped with oversheath 66.Be provided with spring in oversheath 66, temporary support seat can be made to be adapted to the cylindrical shell of different-diameter.
Select three multi-head pumps fuel feeding simultaneously, the oil sealing of stop valve zero to cut-off, control 42 oil cylinders through control valve group simultaneously, guarantee to the independent fuel feeding of every bar oil cylinder, oil cylinder is furnished with inbuilt displacement sensor, the extension elongation of oil cylinder with controllable, is applicable to multiple tube structure, and then realizes oil cylinder driven mold holds round all size cylindrical shell action from inside.
Important technological parameters
System total flow: 92.4L/min;
System pressure: 4MPa;
Motor general power: 33Kw (totally 3);
Electric moter voltage: AC380V;
Volume of fuel tank: 2500L;
Medium: 46# antiwear hydraulic oil;
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a cylindrical shell school circle and supporting mechanism, it is characterized in that: comprise support and tubular supporting seat, tubular supporting seat one end is fixedly connected with support, the outer peripheral face of tubular supporting seat is provided with many row's push rod guide pipes, be provided with hydraulic mandril in push rod guide pipe, hydraulic mandril is connected with the output of hydraulic jack.
2. a kind of cylindrical shell school circle according to claim 1 and supporting mechanism, it is characterized in that: the cross section of described tubular supporting seat is positive heptagon, the quantity of often arranging push rod guide pipe is 7, is uniformly distributed along described tubular supporting seat outer peripheral face.
3. a kind of cylindrical shell school circle according to claim 2 and supporting mechanism, it is characterized in that: also comprise the bracing frame for supporting described tubular supporting seat, support frame as described above comprises frame and roller set, and roller set is arranged in roller shaft bearing by bolt, and roller shaft bearing is arranged in frame; The bottom of frame is provided with road wheel, can move along guide rail.
4. a kind of cylindrical shell school circle according to claim 3 and supporting mechanism, it is characterized in that: described frame is made up of left frame, right frame and base, the bottom of base is provided with road wheel, left frame and right frame are separately fixed on base, and support frame as described above can be made can to move through described push rod guide pipe.
5. a kind of cylindrical shell school circle according to claim 4 and supporting mechanism, it is characterized in that: also comprise cylindrical shell school bowlder for being supported on the temporary support of inner barrel, described temporary support is made up of fixed mount and the bracing or strutting arrangement hinged with fixed mount, fixed mount is fixed on the bottom of described tubular supporting seat, the bracing or strutting arrangement body bottom at described tubular supporting seat fixed by snap, support frame as described above is through out-of-date, buckle is opened, and bracing or strutting arrangement body can put down for supporting described tubular supporting seat.
6. a kind of cylindrical shell school circle according to claim 5 and supporting mechanism, it is characterized in that: described bracing or strutting arrangement is made up of upper mounted plate, roller and oversheath, bottom fixed mount, bearing pin is installed, upper mounted plate by bearing pin and fixed mount hinged, be provided with spring between the roller mount of roller and upper mounted plate, spring is outside equipped with oversheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236904.4U CN204974840U (en) | 2015-04-20 | 2015-04-20 | Mediate supporting mechanism in barrel school |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236904.4U CN204974840U (en) | 2015-04-20 | 2015-04-20 | Mediate supporting mechanism in barrel school |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204974840U true CN204974840U (en) | 2016-01-20 |
Family
ID=55109260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520236904.4U Withdrawn - After Issue CN204974840U (en) | 2015-04-20 | 2015-04-20 | Mediate supporting mechanism in barrel school |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204974840U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104785580A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Cylinder roundness correction and supporting mechanism |
| CN111822548A (en) * | 2020-06-05 | 2020-10-27 | 北京机电研究所有限公司 | Precise shape control equipment for thin-wall cylinder |
-
2015
- 2015-04-20 CN CN201520236904.4U patent/CN204974840U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104785580A (en) * | 2015-04-20 | 2015-07-22 | 骏马石油装备制造有限公司 | Cylinder roundness correction and supporting mechanism |
| CN104785580B (en) * | 2015-04-20 | 2017-12-05 | 骏马石油装备制造有限公司 | A kind of cylinder school circle and supporting mechanism |
| CN111822548A (en) * | 2020-06-05 | 2020-10-27 | 北京机电研究所有限公司 | Precise shape control equipment for thin-wall cylinder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204974840U (en) | Mediate supporting mechanism in barrel school | |
| CN104785580A (en) | Cylinder roundness correction and supporting mechanism | |
| CN101518805B (en) | Dual-drive push-press type steel pipe expanding device and process | |
| CN205416247U (en) | Depoling device of rubber stator bush | |
| CN207195908U (en) | A kind of crimping device for pipeline buckle press joint | |
| CN201376016Y (en) | Supporting device for rolling large-diameter steel tubes | |
| CN109296933B (en) | CNG gas cylinder washs and gas tightness test air entrainment device | |
| CN202137534U (en) | Hydraulic circle supporting device | |
| CN202639739U (en) | Hydraulic rounding assembling machine for shell rings | |
| CN206967399U (en) | A kind of carrier roller of belt conveyer hydraulic disassembling device | |
| CN108425910B (en) | Novel telescopic oil cylinder group | |
| CN201613279U (en) | Pipe end shaping machine used for pipeline welding | |
| CN204953613U (en) | Corrugated pipe forming device | |
| CN106623570B (en) | A kind of adjustable rolling forming device | |
| CN110102602B (en) | Barrel rounding device | |
| CN207379675U (en) | A kind of multistation hydraulic press | |
| CN201855854U (en) | Shaping machine for tank body of oil tank | |
| CN205270446U (en) | Heavy -calibre return bend school mouth frock | |
| CN111776290A (en) | Automatic pipe sleeving device | |
| CN201455126U (en) | Path device on the pipe end of an oil pipe | |
| CN205733577U (en) | In a kind of enamel water tank for electric water-heater, bucket chuck hydraulic pressure group is to equipment | |
| CN205221573U (en) | Bulk material transport vechicle sliding material plate prevents device that ftractures | |
| CN209350925U (en) | A kind of gasoline press | |
| CN203974110U (en) | The self-enclosed open biomass moulding device of briquetting | |
| CN204924580U (en) | A remove to annotate and press structure for test of steel pipe water pressure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160120 Effective date of abandoning: 20171205 |