CN202070684U - Flaring head of barrel body - Google Patents
Flaring head of barrel body Download PDFInfo
- Publication number
- CN202070684U CN202070684U CN2011201269943U CN201120126994U CN202070684U CN 202070684 U CN202070684 U CN 202070684U CN 2011201269943 U CN2011201269943 U CN 2011201269943U CN 201120126994 U CN201120126994 U CN 201120126994U CN 202070684 U CN202070684 U CN 202070684U
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- CN
- China
- Prior art keywords
- enlarging
- flaring
- head
- staving
- slide blocks
- 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
The utility model discloses a flaring head of a barrel body, which comprises a front-end close cover, a plurality of slide blocks, a plurality of connecting stand columns, a hollow jacking core, a connecting shaft and a hollow fixed plate; the front-end close cover, the slide blocks and the fixed plate are connected with one another by the connecting stand columns; the front-end close over is arranged at the front end of the flaring head; the slide blocks are arranged in the middle of the connecting stand columns; the fixed plate is arranged at the rear end of the flaring head; the slide blocks are arranged around the jacking core; the jacking core is arranged at the central part of the flaring head in a sliding way; and the cavities of the jacking core and the fixed plate are provided with the connecting shaft. The bidirectional cone forwards slides and a flaring mould expands outwards by means that the connecting shaft is pushed by an oil cylinder, the flaring is finished, then the cone is pulled to be retracted and further the flaring mould is driven to be automatically retracted by the return of the oil cylinder, therefore, the production disorder and the high rejection ratio of the return of the flaring mould caused by the hysteretic phenomena can be avoided, the unnecessary waste can be avoided, and the maintenance quantity can be further reduced.
Description
Technical field
The utility model relates to plant equipment, is specifically related to a kind of staving enlarging head.
Background technology
At the metal tube manufacture field, generally be to connect after adopting the line up expansion to open, particularly in the cylindrical shape staving enlarging equipment of diameter 300-600mm, the enlarging head is key equipment and key technology.
Technical in the enlarging of present most staving pipe-expanding machine, be to adopt oil cylinder to promote inner unidirectional bullet to make the enlarging grinding tool overcome spring action towards front slide and expand outside the enlarging grinding tool and realize enlarging as enlarging is first, and when the enlarging tenth skill be to adopt spring action to shrink automatically to make the playback of enlarging grinding tool retraction.Because of can there be chronic inefficacy effect in spring service time when long, and this technical maintenance cost is bigger, and the maintenance intervals cycle is shorter, and maintenance load is also very big.In addition, often also influence production of maintenance.
The utility model content
For solving the problems of the technologies described above, we have proposed a kind of staving enlarging head, promote two-way centrum by oil cylinder and expand outside front slide makes the enlarging mould, and enlarging end oil cylinder return pulling centrum retraction drives the enlarging grinding tool again and bounces back automatically.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of staving enlarging head is characterized in that, comprises the fixed head of jacking core, a connecting axle and a hollow of a front end capping, several slide blocks, several connection columns, a hollow; Described front end capping, slide block and fixed head are connected by the described column that is connected; A described enlarging front end is located in described front end capping; Described slide block is located at and is connected in the middle of the column; Described fixed head is located at a described enlarging rear end; Described slide block is located at around the described jacking core; Described jacking core slides and is located at a described enlarging central part; The middle vacancy of described jacking core and described fixed head is provided with connecting axle.
Preferably, described slide block periphery also is provided with wearing plate.
Preferably, also be provided with contiguous block between described slide block and the described fixed head.
Pass through technique scheme, the utility model promotes two-way centrum by oil cylinder and expands outside front slide makes the enlarging mould, enlarging end oil cylinder return pulling centrum retraction drives the enlarging grinding tool again and bounces back automatically, disorderly and the high percent defective of the production that makes enlarging grinding tool return not exist to cause because of hysteresis, avoid unnecessary waste, also reduced maintenance capacity simultaneously.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the A-A generalized section of the utility model embodiment 1 disclosed a kind of staving enlarging head;
Fig. 2 is the B-B generalized section of the utility model embodiment 1 disclosed a kind of staving enlarging head;
Fig. 3 is the utility model embodiment 1 disclosed a kind of staving enlarging head slider G-G generalized section;
Fig. 4 is that the utility model embodiment 1 disclosed a kind of staving enlarging crown rises core A-A generalized section.
Numeral and the represented corresponding component title of letter among the figure:
1. front end capping 21. slide blocks 22. connect column 23. wearing plates
24. contiguous block 31. jacking cores 32. connecting axles 4. fixed heads
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of staving enlarging head, and its operation principle is to promote two-way centrum by oil cylinder to expand outside front slide makes the enlarging mould, and enlarging end oil cylinder return pulling centrum retraction drives the enlarging grinding tool again and bounces back automatically.
Below in conjunction with the embodiment and the specific embodiment the utility model is described in further detail.
Embodiment 1.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of staving enlarging head is characterized in that, comprises the fixed head 4 of jacking core 31, a connecting axle 32 and a hollow of a front end capping 1, several slide blocks 21, several connection columns 22, a hollow; Described front end capping 1, slide block 21 and fixed head 4 are connected by the described column 22 that is connected; A described enlarging front end is located in described front end capping 1; Described slide block 21 is located at and is connected in the middle of the column 22; Described fixed head 4 is located at a described enlarging rear end; Described slide block 21 is located at around the described jacking core 31; Described jacking core 31 slides and is located at a described enlarging central part; The middle vacancy of described jacking core 31 and described fixed head 4 is provided with connecting axle 32.Wherein, described slide block periphery also is provided with wearing plate 23; Also be provided with contiguous block 24 between described slide block and the described fixed head.
The course of work of a kind of staving enlarging head of the present utility model is: when staving is carried out enlarging, described enlarging head is inserted staving, adopting oil cylinder to promote connecting axle 32 then advances, because connecting axle 32 is located at the middle vacancy of jacking core 31, therefore jacking core 31 is also along with advancing, the jacking core 31 of the centrum shape that advances will be extrapolated with being located at peripheral a plurality of slide blocks 21, and a plurality of slide blocks 21 have also constituted a centrum shape, the centrum that this moment, slide block 21 constituted will be expanded outward and be promoted wearing plate 23 outer expanding, and wearing plate 23 makes that the enlarging mould is outer bloatedly to carry out enlarging to staving again.Spur connecting axle 32 drive jacking cores 31 returns when enlarging finishes the oil cylinder return, this moment, the centrum retraction of slide block 21 formations bounced back automatically by wearing plate 23 drive enlarging grinding tools again.
More than be exactly that staving enlarging head of the present utility model is to an enlarging process of waiting to expand staving.
Can find out from the technical scheme of above employing a kind of staving enlarging head of the present utility model, promoting the two-way centrum of connecting axle 32 promotions by oil cylinder expands outside front slide makes the enlarging mould, enlarging end oil cylinder return pulling centrum retraction drives the enlarging grinding tool again and bounces back automatically, disorderly and the high percent defective of the production that makes enlarging grinding tool return not exist to cause because of hysteresis, avoid unnecessary waste, also reduced maintenance capacity simultaneously.
To the above-mentioned explanation of a disclosed a kind of staving enlarging embodiment, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (3)
1. a staving enlarging head is characterized in that, comprises the fixed head of jacking core, a connecting axle and a hollow of a front end capping, several slide blocks, several connection columns, a hollow; Described front end capping, slide block and fixed head are connected by the described column that is connected; A described enlarging front end is located in described front end capping; Described slide block is located at and is connected in the middle of the column; Described fixed head is located at a described enlarging rear end; Described slide block is located at around the described jacking core; Described jacking core slides and is located at a described enlarging central part; The middle vacancy of described jacking core and described fixed head is provided with connecting axle.
2. a kind of staving enlarging head according to claim 1 is characterized in that described slide block periphery also is provided with wearing plate.
3. a kind of staving enlarging head according to claim 1 and 2 is characterized in that, also is provided with contiguous block between described slide block and the described fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201269943U CN202070684U (en) | 2011-04-27 | 2011-04-27 | Flaring head of barrel body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201269943U CN202070684U (en) | 2011-04-27 | 2011-04-27 | Flaring head of barrel body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202070684U true CN202070684U (en) | 2011-12-14 |
Family
ID=45108796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201269943U Expired - Fee Related CN202070684U (en) | 2011-04-27 | 2011-04-27 | Flaring head of barrel body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202070684U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106141001A (en) * | 2015-03-30 | 2016-11-23 | 天津市冰科制冷设备有限公司 | A kind of pipeline orifice expander |
-
2011
- 2011-04-27 CN CN2011201269943U patent/CN202070684U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106141001A (en) * | 2015-03-30 | 2016-11-23 | 天津市冰科制冷设备有限公司 | A kind of pipeline orifice expander |
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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: 20111214 Termination date: 20140427 |