CN202690568U - Five-station hydraulic cylinder - Google Patents
Five-station hydraulic cylinder Download PDFInfo
- Publication number
- CN202690568U CN202690568U CN 201220399682 CN201220399682U CN202690568U CN 202690568 U CN202690568 U CN 202690568U CN 201220399682 CN201220399682 CN 201220399682 CN 201220399682 U CN201220399682 U CN 201220399682U CN 202690568 U CN202690568 U CN 202690568U
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- piston bar
- bore piston
- fluid port
- hydraulic
- hydraulic fluid
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Abstract
The utility model discloses a five-station hydraulic cylinder which is characterized in that two double-station hydraulic cylinders enable a middle centring flange to be located in concentric mode and are assembled together through a draw rod in back-to-back mode, and location of five stations of workpieces is achieve through control of make-and-break of each oil port. During total excursion ranges of the hydraulic cylinders, hydraulic cylinder piston rods can push the workpieces to enable the workpieces to be stopped at the five stations accurately, high-accuracy location of the workpieces is achieved, and therefore automatic assembly or automatic process or the like of the workpieces can be achieved.
Description
Technical field
The utility model relates to a kind of multi-station hydraulic cylinder.
Background technique
Double-acting hydraulic cylinder is widely used in industrial automation as hydraulic actuator; In the situation of not setting mechanical position limitation, double-acting hydraulic cylinder can only standard be parked in two positions, i.e. the priming stroke position of double acting cylinder and terminal travel position; At automation assembling and manufacture field, often need workpiece accurately to stop at a plurality of stations, thereby realize the automation assembling and processing of workpiece; In the travel range of double-acting hydraulic cylinder, if will obtain plural exact position, it is spacing to need in the travel range of double-acting hydraulic cylinder mobile machine to be set, and the spacing needs of this mobile machine have other oil hydraulic cylinder to drive; The employing mobile machine is spacing, so that mechanical structure, the electric and equal complicated of hydraulic control have increased design, use and maintenance cost.
Summary of the invention
The utility model is for avoiding the existing deficiency of above-mentioned prior art, a kind of five work position hydraulic cylinders are provided, namely in the total travel scope of this oil hydraulic cylinder, hydraulic cylinder piston rod can promote workpiece and accurately stop on five positions, realize the hi-Fix of workpiece, thereby can realize the automation assembling of workpiece or automation processing etc.
The utility model is that the technical solution problem adopts following technological scheme:
The structural feature of the utility model five work position hydraulic cylinders is: two duplex position oil hydraulic cylinders carry out concentric locating by middle centering flange, and be assembled together in back-to-back mode by pull bar, realize the location of five positions of workpiece by the control of each hydraulic fluid port break-make.
The structural feature of the utility model five work position hydraulic cylinders also is: the structure of described duplex position oil hydraulic cylinder is set to: cylinder body is set to hierarchic structure, and the position corresponding to each ladder in the cylinder body of described hierarchic structure arranges respectively small bore piston bar and enlarged bore piston bar; Described enlarged bore piston bar is in centering flange institute at one end, enlarged bore piston bar and small bore piston bar are with shaft hole matching realization concentric locating each other, described enlarged bore piston bar axially with radially have through hole, hydraulic oil can act on the small bore piston bar by through hole.
Compared with the prior art, the utility model beneficial effect is embodied in:
The utility model is in the total travel scope of oil hydraulic cylinder, and hydraulic cylinder piston rod can promote workpiece and accurately stop on five positions, realizes the hi-Fix of workpiece, thereby can realize the automation assembling of workpiece or automation processing etc.
Description of drawings
Fig. 1 is the utility model travel position, i.e. the first station.
Fig. 2 is the utility model the first travel position, i.e. the second station.
Fig. 3 is the utility model the second travel position, i.e. the 3rd station.
Fig. 4 is the utility model third trip position, i.e. the 4th station.
Fig. 5 is the utility model fourth line journey position, i.e. the 5th station.
Number in the figure: 1 left end nut, 2 left end flanges, 3 seal rings, 4 left small bore piston bars, 5 left end cylinder bodies, 6 pull bars, 7 left enlarged bore piston bars, 8 centering flanges, 9 right enlarged bore piston bars, 10 right-hand member cylinder bodies, 11 right small bore piston bars, 12 right-hand member flanges, 13 right-hand member nuts.
Embodiment
Five work position hydraulic cylinders are that two duplex position oil hydraulic cylinders carry out concentric locating by middle centering flange in the present embodiment, and are assembled together in back-to-back mode by pull bar, realize the location of five positions of workpiece by the control of each hydraulic fluid port break-make.
As shown in Figure 1, the left side oil hydraulic cylinder of the duplex position oil hydraulic cylinder in the present embodiment and right side oil hydraulic cylinder are symplex structure, take the left side oil hydraulic cylinder as example, its structural type is: left end cylinder body 5 is set to hierarchic structure, position corresponding to each ladder in the left end cylinder body 5 of hierarchic structure arranges respectively left small bore piston bar 4 and left enlarged bore piston bar 7, and the first hydraulic fluid port A and the second hydraulic fluid port B; Its left enlarged bore piston bar 7 is in an end at centering flange 8 places, left enlarged bore piston bar 7 and left small bore piston bar 4 are with shaft hole matching realization concentric locating each other, left enlarged bore piston bar 7 axially with radially have through hole 7a, hydraulic oil can act on left small bore piston bar 4 by through hole 7a; In the periphery of centering flange 8 with the 3rd hydraulic fluid port C of perforation is set towards the end face of left enlarged bore piston 7 places one side.
The right side oil hydraulic cylinder has identical structural type with the left side oil hydraulic cylinder, and left end cylinder body 5 and right-hand member cylinder body 10 are fixedly installed by left end flange 2, right-hand member flange 12, centering flange 8 and four pull bars 6 left end nut 1 and the right-hand member nut 13 by the pull bar two ends.
In the implementation, referring to Fig. 1, left small bore piston bar 4 is fixed on a certain frame by the front end screw thread, and right small bore piston bar 11 is connected with workpiece by the front end screw thread, drives the workpiece traveling priority.
In priming stroke position shown in Figure 1, the first hydraulic fluid port A and the second hydraulic fluid port B on the left end cylinder body 5 are in packing state, the 5th hydraulic fluid port E and the 6th hydraulic fluid port F on the right-hand member cylinder body 10 are in packing state, the 3rd hydraulic fluid port C and the 4th hydraulic fluid port D on the spacer flanger 8 are in unloading condition, and this moment, workpiece was positioned at the first station.
Referring to Fig. 2, five work position hydraulic cylinders are on the first travel position, and workpiece is positioned at the second station.Each hydraulic fluid port state of priming stroke position continues, the 3rd hydraulic fluid port C oil-feed on the centering flange 8, the first hydraulic fluid port A and the second oily B on the left end cylinder body 5 are all fuel-displaced, the 4th hydraulic fluid port D off-load on the centering flange 8, the 5th hydraulic fluid port E on the right-hand member cylinder body 10 and the equal pressurize of the 6th hydraulic fluid port F, this moment, left end cylinder body 5 moved to right-hand member with respect to left small bore piston bar 4, and workpiece will move to the second station.
Referring to Fig. 3, five work position hydraulic cylinders are on the second travel position, and workpiece is positioned at the 3rd station.Each hydraulic fluid port state of first travel position that continues, the 3rd hydraulic fluid port C pressurize on the centering flange 8, the second hydraulic fluid port B oil-feed on the left end cylinder body 5, the first hydraulic fluid port A off-load on the left end cylinder body 5, the 4th hydraulic fluid port D off-load on the centering flange 8, the 5th hydraulic fluid port E on the right-hand member cylinder body 10 and the equal pressurize of the 6th hydraulic fluid port F, left end cylinder body 5 continues to move to right-hand member with respect to left small bore piston bar 4 at this moment, and workpiece will move to the 3rd station.
Referring to Fig. 4, five work position hydraulic cylinders are on the third trip position, and workpiece is positioned at the 4th station.Each hydraulic fluid port state of second travel position that continues, the 3rd hydraulic fluid port C pressurize on the centering flange 8, the second hydraulic fluid port B pressurize on the left end cylinder body 5, the first hydraulic fluid port A off-load on the left end cylinder body 5, the 4th hydraulic fluid port D oil-feed on the centering flange 8, the 5th hydraulic fluid port E on the right-hand member cylinder body 10 and the equal off-load of the 6th hydraulic fluid port F, this moment, right-hand member piston rod 9 moved right with respect to left small bore piston bar 4 with right enlarged bore piston bar 11, and workpiece will move to the 4th station.
Referring to Fig. 5, five work position hydraulic cylinders are in fourth line journey position, and workpiece is positioned at the 5th station.Each hydraulic fluid port state of third trip position continues, the 3rd hydraulic fluid port C pressurize on the centering flange 8, the second hydraulic fluid port B pressurize on the left end cylinder body 5, the first hydraulic fluid port A off-load on the left end cylinder body 5, the 4th hydraulic fluid port D pressurize on the centering flange 8, the 5th hydraulic fluid port E oil-feed on the right-hand member cylinder body 10, the 6th hydraulic fluid port F off-load on the right-hand member cylinder body 10, this moment, right enlarged bore piston bar 11 continued to move right with respect to left small bore piston bar 4, and workpiece will move to the 5th station.
Claims (2)
1. a work position hydraulic cylinder is characterized in that two duplex position oil hydraulic cylinders carry out concentric locating by middle centering flange, and is assembled together in back-to-back mode by pull bar, realizes the location of five positions of workpiece by the control of each hydraulic fluid port break-make.
2. five work position hydraulic cylinders according to claim 1, the structure that it is characterized in that described duplex position oil hydraulic cylinder is set to: cylinder body is set to hierarchic structure, and the position corresponding to each ladder in the cylinder body of described hierarchic structure arranges respectively small bore piston bar and enlarged bore piston bar; Described enlarged bore piston bar is in centering flange institute at one end, enlarged bore piston bar and small bore piston bar are with shaft hole matching realization concentric locating each other, described enlarged bore piston bar axially with radially have through hole, hydraulic oil can act on the small bore piston bar by through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220399682 CN202690568U (en) | 2012-08-13 | 2012-08-13 | Five-station hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220399682 CN202690568U (en) | 2012-08-13 | 2012-08-13 | Five-station hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202690568U true CN202690568U (en) | 2013-01-23 |
Family
ID=47546194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220399682 Expired - Fee Related CN202690568U (en) | 2012-08-13 | 2012-08-13 | Five-station hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202690568U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767546A (en) * | 2012-08-13 | 2012-11-07 | 合肥熔安动力机械有限公司 | Five-station hydraulic cylinder |
-
2012
- 2012-08-13 CN CN 201220399682 patent/CN202690568U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767546A (en) * | 2012-08-13 | 2012-11-07 | 合肥熔安动力机械有限公司 | Five-station hydraulic cylinder |
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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: 20130123 Termination date: 20150813 |
|
| EXPY | Termination of patent right or utility model |