CN202185757U - Centering clamping device - Google Patents
Centering clamping device Download PDFInfo
- Publication number
- CN202185757U CN202185757U CN2011203014309U CN201120301430U CN202185757U CN 202185757 U CN202185757 U CN 202185757U CN 2011203014309 U CN2011203014309 U CN 2011203014309U CN 201120301430 U CN201120301430 U CN 201120301430U CN 202185757 U CN202185757 U CN 202185757U
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- CN
- China
- Prior art keywords
- pivoted arm
- connecting rod
- hydraulic cylinder
- driven
- hole
- 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 relates to a centering clamping device, which belongs to the technical field of metallurgical machinery and comprises a shell (1), a hydraulic cylinder (2), a driving rotary arm (3) and two driven rotary arms (7). The hydraulic cylinder (2) is fixed on one side of the upper portion of the shell (1), middles of the driving rotary arm (3) and the driven rotary arms (7) are rotationally connected with the shell (1), connecting rods (4) are respectively disposed among the driving rotary arm (3) and the two driven rotary arms (7), and are rotationally connected with the driving rotary arm (3) and the driven rotary arms (7), one end of each of the driving rotary arm (3) and the driven rotary arms (7) is fixedly provided with a clamping block (5), and the other end of the driving rotary arm (3) is connected with a piston rod end of the hydraulic cylinder (2). The centering clamping device can efficiently, accurately and automatically achieve centering clamping for bars according to outer diameters of the bars.
Description
Technical field
The utility model relates to a kind of excellent tubing process equipment, especially relates to a kind of centering and clamping apparatus of excellent tubing process equipment, belongs to technical field of metallurgical machinery.
Background technology
Flaying machine is to let cutter rotate the realization principal cutting movement at a high speed with hollow spindle, and workpiece passes through to realize feed motion from hollow spindle, thereby realizes the high-speed and high-efficiency cutting to workpiece.Along with the continuous progress of industrial manufacturing technology, also increasingly high to the requirement of circular bar or pipe material excircle dimension precision and surface roughness.The relative position of flaying machine cutter tip (or burnishing-in wheel) does not generally adjust in order to guarantee machining accuracy both at home and abroad at present; And when the bar of processing various outer diameter; Lean on the feed mechanism and the clamping device of bar to adjust; Thereby satisfy its process requirements, and in use need artificial external diameter to clamp or unclamp clamping device according to bar, waste time and energy and precision not high.
Summary of the invention
The purpose of the utility model is to overcome above-mentioned deficiency, and a kind of centering and clamping apparatus is provided, it can according to the external diameter of bar efficiently, precisely, automatically to the bar clamping of feeling relieved.
The purpose of the utility model is achieved in that a kind of centering and clamping apparatus; It comprises housing, hydraulic cylinder, active pivoted arm and driven pivoted arm; Said hydraulic cylinder is fixedly set in housing top on one side, and said active pivoted arm has one, and said driven pivoted arm has two; A said active pivoted arm and two driven pivoted arms middle parts all are rotationally connected with housing; And tie point is evenly arranged on the concentric circles at housing center, and a said active pivoted arm and two driven pivoted arms are provided with connecting rod between any two, is rotationally connected between said connecting rod and active pivoted arm or the driven pivoted arm; Said active pivoted arm and driven pivoted arm one end are set with clamp, and the said active pivoted arm other end is connected with the tailpiece of the piston rod of hydraulic cylinder.
Offer connecting rod fixing hole I, center fixed hole I and hydraulic cylinder connecting hole on the said active pivoted arm, said connecting rod fixing hole I is connected with connecting rod, and said center fixed hole I is connected with housing, and said hydraulic cylinder connecting hole is connected with the tailpiece of the piston rod of hydraulic cylinder.
Offer connecting rod fixing hole II and center fixed hole II on the said driven pivoted arm, said connecting rod fixing hole II is connected with connecting rod, and said center fixed hole II is connected with housing.
Said connecting rod two ends offer and connect the swing arm hole.
Compared with prior art, the beneficial effect of the utility model is:
A kind of centering and clamping apparatus of the utility model; It can efficiently, precisely, automatically realize the centering of bar is clamped according to the external diameter of bar; Mainly being used to special steel plant cuts to hot rolling or through heat treated bar surface continuously; Go out bar skin decarburization layer, crackle economically,, also can be used for of the processing of other machinery plant's material papering section simultaneously elongated bar cylindrical to produce surperficial zero defect and to have the degree of precision and the better bright steel of surface roughness.
Description of drawings
Fig. 1 is the sketch map of a kind of centering and clamping apparatus of the utility model limit position when clamping.
The sketch map of limit position when Fig. 2 unclamps for the utility model a kind of centering stepping up device.
Fig. 3 is the structural representation of active pivoted arm among Fig. 1.
Fig. 4 is the structural representation of driven pivoted arm among Fig. 1.
Fig. 5 is the structural representation of connecting rod among Fig. 1.
Wherein:
Hydraulic cylinder 2
Active pivoted arm 3
Connecting rod 4
Bearing pin I6
Driven pivoted arm 7
Bearing pin II8
Connecting rod fixing hole I3.1
Center fixed hole I3.2
Hydraulic cylinder connecting hole 3.3
Connecting rod fixing hole II7.1
Center fixed hole II7.2
Connect swing arm hole 4.1.
The specific embodiment
Referring to Fig. 1 ~ Fig. 2; The utility model relates to a kind of centering and clamping apparatus, and it comprises housing 1, hydraulic cylinder 2, active pivoted arm 3 and driven pivoted arm 7, and said hydraulic cylinder 2 is fixedly set in housing 1 top on one side; Said active pivoted arm 3 has one; Said driven pivoted arm 7 has two, and a said active pivoted arm 3 all is connected with housing 1 through bearing pin I6 with two driven pivoted arm 7 middle parts, and tie point is evenly arranged on the concentric circles at housing 1 center; A said active pivoted arm 3 and two driven pivoted arms 7 are provided with connecting rod 4 between any two; Said connecting rod 4 with initiatively be connected through bearing pin II8 between pivoted arm 3 and the driven pivoted arm 7, said active pivoted arm 3 is provided with clamp 5 with driven pivoted arm 7 one ends through bolt, said active pivoted arm 3 other ends are connected with the tailpiece of the piston rod of hydraulic cylinder 2.
Referring to Fig. 3; Offer connecting rod fixing hole I3.1, center fixed hole I3.2 on the said active pivoted arm 3; With hydraulic cylinder connecting hole 3.3; Said connecting rod fixing hole I3.1 is connected with connecting rod 4, and said center fixed hole I3.2 is connected with housing 1, and said hydraulic cylinder connecting hole 3.3 is connected with the tailpiece of the piston rod of hydraulic cylinder 2.
Referring to Fig. 4, offer connecting rod fixing hole II7.1 and center fixed hole II7.2 on the said driven pivoted arm 7, said connecting rod fixing hole II7.1 is connected with connecting rod 4, and said center fixed hole II7.2 is connected with housing 1.
Referring to Fig. 5, said connecting rod 4 two ends offer and connect swing arm hole 4.1.
Said centering and clamping apparatus is installed on flaying machine cutting cutterhead front end, because the rotary cutter position is ignorant of relatively, when clamping and conveying device input bar, regain piston rod through control hydraulic cylinder 2 and can drive pivoted arm and link motion, thereby the centering that realizes bar clamps.
Claims (4)
1. centering and clamping apparatus; It is characterized in that: it comprises housing (1), hydraulic cylinder (2), active pivoted arm (3) and driven pivoted arm (7); Said hydraulic cylinder (2) is fixedly set in housing (1) top on one side; Said active pivoted arm (3) has one; Said driven pivoted arm (7) has two, and a said active pivoted arm (3) and two driven pivoted arms (7) middle part all are rotationally connected with housing (1), and tie point is evenly arranged on the concentric circles at housing (1) center; A said active pivoted arm (3) and two driven pivoted arms (7) are provided with connecting rod (4) between any two; Be rotationally connected between said connecting rod (4) and active pivoted arm (3) and the driven pivoted arm (7), said active pivoted arm (3) and driven pivoted arm (7) one ends are set with clamp (5), and said active pivoted arm (3) other end is connected with the tailpiece of the piston rod of hydraulic cylinder (2).
2. a kind of centering and clamping apparatus according to claim 1; It is characterized in that: offer connecting rod fixing hole I (3.1), center fixed hole I (3.2) and hydraulic cylinder connecting hole (3.3) on the said active pivoted arm (3); Said connecting rod fixing hole I (3.1) is connected with connecting rod (4); Said center fixed hole I (3.2) is connected with housing (1), and said hydraulic cylinder connecting hole (3.3) is connected with the tailpiece of the piston rod of hydraulic cylinder (2).
3. a kind of centering and clamping apparatus according to claim 1 and 2; It is characterized in that: offer connecting rod fixing hole II (7.1) and center fixed hole II (7.2) on the said driven pivoted arm (7); Said connecting rod fixing hole II (7.1) is connected with connecting rod (4), and said center fixed hole II (7.2) is connected with housing (1).
4. a kind of centering and clamping apparatus according to claim 1 and 2 is characterized in that: said connecting rod (4) two ends offer and connect swing arm hole (4.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203014309U CN202185757U (en) | 2011-08-18 | 2011-08-18 | Centering clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203014309U CN202185757U (en) | 2011-08-18 | 2011-08-18 | Centering clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202185757U true CN202185757U (en) | 2012-04-11 |
Family
ID=45917227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203014309U Expired - Fee Related CN202185757U (en) | 2011-08-18 | 2011-08-18 | Centering clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202185757U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331713A (en) * | 2013-07-03 | 2013-10-02 | 中国海洋石油总公司 | Double-rocker self-adaptive centering clamp |
| CN105545233A (en) * | 2016-02-26 | 2016-05-04 | 四川宏华石油设备有限公司 | Center positioning device |
| CN107225431A (en) * | 2017-07-21 | 2017-10-03 | 中国重型机械研究院股份公司 | A kind of guide and guards with pretightning force and round billet feed collet clamping method |
| CN107932104A (en) * | 2017-11-22 | 2018-04-20 | 秦皇岛润昌科技开发有限公司 | A kind of roller bearing units mechanical processing fixture |
-
2011
- 2011-08-18 CN CN2011203014309U patent/CN202185757U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331713A (en) * | 2013-07-03 | 2013-10-02 | 中国海洋石油总公司 | Double-rocker self-adaptive centering clamp |
| CN103331713B (en) * | 2013-07-03 | 2015-10-28 | 中国海洋石油总公司 | Double rocking lever self adaptation centralizer |
| CN105545233A (en) * | 2016-02-26 | 2016-05-04 | 四川宏华石油设备有限公司 | Center positioning device |
| CN107225431A (en) * | 2017-07-21 | 2017-10-03 | 中国重型机械研究院股份公司 | A kind of guide and guards with pretightning force and round billet feed collet clamping method |
| CN107225431B (en) * | 2017-07-21 | 2024-03-01 | 中国重型机械研究院股份公司 | Guide and guard device with pretightening force and round blank clamping method |
| CN107932104A (en) * | 2017-11-22 | 2018-04-20 | 秦皇岛润昌科技开发有限公司 | A kind of roller bearing units mechanical processing fixture |
| CN107932104B (en) * | 2017-11-22 | 2019-04-26 | 盐城志高轴承有限公司 | Fixture is used in a kind of machining of roller bearing units |
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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: 20120411 Termination date: 20160818 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |