CN2855578Y - Cold rolling type flaring machine - Google Patents
Cold rolling type flaring machine Download PDFInfo
- Publication number
- CN2855578Y CN2855578Y CN 200620117622 CN200620117622U CN2855578Y CN 2855578 Y CN2855578 Y CN 2855578Y CN 200620117622 CN200620117622 CN 200620117622 CN 200620117622 U CN200620117622 U CN 200620117622U CN 2855578 Y CN2855578 Y CN 2855578Y
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- Prior art keywords
- pipe
- expanding machine
- mouth
- rolls
- backing
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- Expired - Fee Related
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Abstract
The utility model discloses a cold-rolling pipe-expanding machine, including a die, a rolling head and a cone roller; the die is used as an angle model for pipe-expanding and is clipped behind a pipe orifice and outside of a pipe neck, and the internal hole of the die is provided with a conical face, as the cavity and base for the expanded orifice; the rolling head which has the same axis with the pipe orifice is arranged in the front of the pipe port, and the rolling head is provided with a bevel end; the cone roller is located on the bevel end of the rolling head, forming a corresponding angle with the axis of the pipe orifice so that the cone roller rolls along the circumference of the inner wall of the pipe orifice. The utility model has the advantages of high expanding precision, small geometric error, less power needed and less weight.
Description
Technical field
The utility model relates to a kind of pipe-expanding machine, and particularly a kind of cold roll with extensive use rolls the formula pipe-expanding machine.It is to utilize, and becomes a kind of new design that quite has practicality and progressive, is suitable for the industrial circle wide popularization and application.
Background technology
Traditional pipe-expanding machine must rise by the mouth of pipe greatly earlier, pressurizes to the mouth end then.Not only need very big pressure, and time-consuming.Expand the mouth of pipe that, rough surface, bore are not round, and cone angle does not just reach the requirement of sealing, can not need use equipment as the enlarging of exempting from welding connecting tube.
This shows that above-mentioned existing pipe-expanding machine obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem that existing pipe-expanding machine exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of novel pipe-expanding machine, make its have enlarging precision height, geometric error little, need advantages such as power is little, in light weight, just become the current industry utmost point to need improved target.
Because the defective that above-mentioned existing pipe-expanding machine exists, the design people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of pipe-expanding machine of new structure, can improve general existing pipe-expanding machine, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
The purpose of this utility model is, overcome the defective that existing pipe-expanding machine exists, and the cold roll that a kind of new structure is provided rolls the formula pipe-expanding machine, technical problem to be solved is to make it overcome the defective that exists in the prior art, can utilize cold roll to roll the enlarging technology high accuracy enlarging is provided, thereby be suitable for practicality more.
The purpose of this utility model and to solve its technical problem be to adopt following technical scheme to realize.Roll the formula pipe-expanding machine according to a kind of cold roll that the utility model proposes, it comprises mould, backing head and conical roller; Described mould is stuck in the back (outside of neck) of the mouth of pipe as the angle model of enlarging, and the interior nose end of this mould is provided with taper seat, as the die cavity and the support of enlarging; Described backing head and the same axle center of this mouth of pipe are positioned at the front end of this mouth of pipe, and this backing head has a beveled end; Described conical roll is positioned on the beveled end of this backing head, becomes corresponding angle with the axle center of this mouth of pipe so that should the taper shape roll along this mouth of pipe inwall circumference rolling.
The purpose of this utility model and solve its technical problem and also can adopt following technical measures further to realize.
Described cold roll rolls the formula pipe-expanding machine, and an end that differs from beveled end of wherein said backing head is connected with oil cylinder, piston, piston rod and decelerator, is linked to each other with this backing head by spline housing main shaft, splined shaft and shaft coupling.
Described cold roll rolls the formula pipe-expanding machine, and the endoporus of wherein said mould is provided with annular groove, and wherein this mould is for splitting two up and down, the chucking neck.
Described cold roll rolls the formula pipe-expanding machine, and an end of wherein said oil cylinder is connected with hand oil pump, is used to make the backing head flexible to pipe joint mouth extreme direction.
Described cold roll rolls the formula pipe-expanding machine, it is characterized in that wherein said conical roll becomes corresponding oblique angle with the axle center of this backing head, freely rotates in the beveled end of this backing head.
Described cold roll rolls the formula pipe-expanding machine, and wherein said conical roll becomes the corresponding degree of eccentricity with the axle center of this backing head, freely rotates in the beveled end of this backing head.
As from the foregoing, a kind of cold roll of proposition of the present utility model rolls the formula pipe-expanding machine, splits mould chucking pipe joint neck with annular, reserve the enlarging materials, in the mouth of pipe,, make the material distortion of extending gradually with the pyramid type roll that is inclined in the backing cephalic par along the rolling of inwall circumference.This mould is for splitting two up and down, and endoporus is provided with annular groove, and described mould one end is provided with taper seat.The axial line of this taper shape roll and backing head (being main shaft) axial line constitutes corresponding angle, this cone-shaped roll and the angled rolling in the mouth of pipe of axial line for the treatment of the main shaft of expander, this cone-shaped roll has corresponding hardness and surface smoothness, and the interior chamfer angle of this cone-shaped roll is relevant with flaring angle.As mentioned above, this mould is by the firm neck that is clamped on pipe joint (being mouth of pipe rear side) of groove in the hole, as the support of enlarging.This backing head rotates in the mouth of pipe one side (being mouth of pipe front side), make conical roll become with backing head (being main shaft) respective angles at the mouth of pipe along the rolling of inwall circumference, thereby realization enlarging purpose provides high-quality enlarging.
The utility model compared with prior art has tangible advantage and beneficial effect.By technique scheme, the utility model cold roll rolls the formula pipe-expanding machine can reach suitable technological progress and practicality, and has the extensive value on the industry, and it has following advantage at least:
The utility model cold roll rolls that formula enlarging mode has overcome that the flared surfaces that traditional pipe-expanding machine produces is coarse, bore circle, cone angle not just, shortcoming such as time-consuming.
In sum, the utlity model has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on product structure or function, have technically than much progress, and produced handy and practical effect, and more existing pipe-expanding machine has the multinomial effect of enhancement, thus be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present utility model can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 rolls the schematic diagram of formula pipe-expanding machine for the utility model cold roll.
Fig. 2 rolls the partial enlarged drawing of the schematic diagram of formula pipe-expanding machine for the utility model cold roll.
1: mould 11: annular groove
12: taper seat 2: the backing head
3: conical roll 21: oil cylinder
22: piston 23: piston rod
24: decelerator 25: the spline housing main shaft
26: splined shaft 27: shaft coupling
211: hand oil pump
The specific embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to rolling its specific embodiment of formula pipe-expanding machine, structure, feature and effect thereof according to the cold roll that the utility model proposes, describe in detail as after.
See also shown in Figure 1ly, roll the schematic diagram of formula pipe-expanding machine for the utility model cold roll.The utility model cold roll rolls the formula pipe-expanding machine and comprises: mould 1, backing 2, conical roll 3.
See also shown in Figure 2ly, the inside cavity of described mould 1 is provided with annular groove 11, and neck is firmly tightened, and it is consistent with flaring angle that the end face of described mould 1 is provided with taper seat 12, as the model and the support of enlarging.
Please consult shown in Figure 1ly again, described roller head 2 has an angled end-face, and device has described conical roll 3 on this angled end-face.This roller head 2 is integrally formed with this taper shape roll 3.Described roller head 2 differ from the end that described conical roll 3 is set, be provided with oil cylinder 21, piston 22, piston rod 23 and decelerator 24.This roller head 2 is connected by spline housing main shaft 25, splined shaft 26 and shaft coupling 27 with decelerator 24.Described splined shaft 26 is located in the middle of oil cylinder 21, the piston 22.One side of this oil cylinder 21 is connected with hand oil pump 211 by oil pipe.As seen from the figure, the power of motor output is through decelerator 24, shaft coupling 27, splined shaft 26, spline housing main shaft 25, drive backing 2 rotation, make the conical roll 3 ring joint mouth of pipe inwall rollings of installing on backing 2 angled end-face, mouth of pipe material is outwards extended by predetermined angular gradually equably.Push the pressure handle of hand oil pump 211 simultaneously, to oil cylinder 21 oilings, pressurization promotes piston 22, and backing 2 is put in to pipe joint mouth extreme direction, deepens enlarging to requiring size.
Described conical roll 3, when rotating in the pipe joint mouth with backing 2, conical roll 3 self is again along the rolling of tube wall circumference, and the tapering of described conical roll 3 is relevant with flaring angle; The fineness of described conical roll 3 is relevant with the fineness of enlarging.The moving oil pump 211 of the length feed armrest of described circular cone roll 3 promotes piston 22 and vertically moves, as the feeding power of conical roll 3 to oil cylinder 21 oilings.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art are not in breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (6)
1, a kind of cold roll rolls the formula pipe-expanding machine, it is characterized in that:
It comprises mould, backing head and conical roller;
Described mould is stuck in the back of the mouth of pipe as the angle model of enlarging, the outside of neck, and the interior nose end of this mould is provided with taper seat, as the die cavity and the support of enlarging;
Described backing head and the same axle center of this mouth of pipe are positioned at the front end of this mouth of pipe, and this backing head has a beveled end;
Described conical roll is positioned on the beveled end of this backing head, becomes corresponding angle with the axle center of this mouth of pipe so that should the taper shape roll along this mouth of pipe inwall circumference rolling.
2, cold roll according to claim 1 rolls the formula pipe-expanding machine, it is characterized in that an end that differs from beveled end of wherein said backing head is connected with oil cylinder, piston, piston rod and decelerator, is linked to each other with this backing head by spline housing main shaft, splined shaft and shaft coupling.
3, cold roll according to claim 1 and 2 rolls the formula pipe-expanding machine, it is characterized in that the endoporus of wherein said mould, is provided with annular groove, and wherein this mould is for splitting two up and down, the chucking neck.
4, cold roll according to claim 2 rolls the formula pipe-expanding machine, it is characterized in that an end of wherein said oil cylinder is connected with hand oil pump, is used to make the backing head flexible to pipe joint mouth extreme direction.
5, cold roll according to claim 1 and 2 rolls the formula pipe-expanding machine, it is characterized in that wherein said conical roll becomes corresponding oblique angle with the axle center of this backing head, freely rotates in the beveled end of this backing head.
6, cold roll according to claim 1 and 2 rolls the formula pipe-expanding machine, it is characterized in that wherein said conical roll becomes the corresponding degree of eccentricity with the axle center of this backing head, freely rotates in the beveled end of this backing head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620117622 CN2855578Y (en) | 2006-05-26 | 2006-05-26 | Cold rolling type flaring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620117622 CN2855578Y (en) | 2006-05-26 | 2006-05-26 | Cold rolling type flaring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2855578Y true CN2855578Y (en) | 2007-01-10 |
Family
ID=37598883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620117622 Expired - Fee Related CN2855578Y (en) | 2006-05-26 | 2006-05-26 | Cold rolling type flaring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2855578Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104924272A (en) * | 2015-06-17 | 2015-09-23 | 南车青岛四方机车车辆股份有限公司 | Cotter splitting tool |
| CN106345918A (en) * | 2016-08-23 | 2017-01-25 | 楼尚精密机械（上海）有限公司 | Multi-station rotary flaring machine table |
| CN112839750A (en) * | 2018-09-27 | 2021-05-25 | 伊诺-斯宾有限责任公司 | Multi-axis roll forming of stepped diameter cylinders |
-
2006
- 2006-05-26 CN CN 200620117622 patent/CN2855578Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104924272A (en) * | 2015-06-17 | 2015-09-23 | 南车青岛四方机车车辆股份有限公司 | Cotter splitting tool |
| CN104924272B (en) * | 2015-06-17 | 2016-12-07 | 中车青岛四方机车车辆股份有限公司 | Split pin splits instrument |
| CN106345918A (en) * | 2016-08-23 | 2017-01-25 | 楼尚精密机械（上海）有限公司 | Multi-station rotary flaring machine table |
| CN106345918B (en) * | 2016-08-23 | 2019-03-12 | 楼尚精密机械（上海）有限公司 | A kind of rotary flaring board of multistation |
| CN112839750A (en) * | 2018-09-27 | 2021-05-25 | 伊诺-斯宾有限责任公司 | Multi-axis roll forming of stepped diameter cylinders |
| CN112839750B (en) * | 2018-09-27 | 2024-04-05 | 伊诺-斯宾有限责任公司 | Multi-axis roll forming of stepped diameter cylinders |
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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: 20070110 Termination date: 20150526 |
|
| EXPY | Termination of patent right or utility model |