CN106151159A - One can automatic adjustable oil cylinder - Google Patents
One can automatic adjustable oil cylinder Download PDFInfo
- Publication number
- CN106151159A CN106151159A CN201510150444.8A CN201510150444A CN106151159A CN 106151159 A CN106151159 A CN 106151159A CN 201510150444 A CN201510150444 A CN 201510150444A CN 106151159 A CN106151159 A CN 106151159A
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- CN
- China
- Prior art keywords
- adjustment screw
- fixing sleeve
- screw rod
- stroke adjustment
- top cover
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- 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.)
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Abstract
One can automatic adjustable oil cylinder.Provide a kind of Stroke Control accurate, simple in construction, accurate adjusting type oil cylinder easy to adjust.Including cylinder barrel, top cover labyrinth, lower sealing cover and piston rod, described top cover labyrinth is connected on the bottom surface of lathe fixed plate, described piston rod includes piston only and the connecting rod being connected, the end face of described top cover labyrinth is provided with detent, location for adjusting means, described adjusting means includes fixing sleeve, limit switch, worm gear, worm screw, stroke adjustment screw rod and locating piece, described fixing sleeve is provided with through hole, and it is provided with storage tank one, described locating piece is located on the end face of described fixing sleeve, described stroke adjustment screw rod is positioned at described through hole, the inner circle of described stroke adjustment screw rod is sheathed in described connecting rod, cylindrical is fed through described worm gear.The present invention realize oil cylinder stroke quick, accurately regulate, increase the service life, reduce manufacturing cost.
Description
Technical field
The present invention relates to a kind of Hydraulic Elements, particularly relate to a kind of oil cylinder.
Background technology
The oil cylinder stroke adjustment structure of existing forcing press is usually manually regulation, i.e. regulates the stroke nut on oil cylinder according to the actual motion state of forcing press clockwise or counterclockwise by spanner.Owing to manual degree of regulation is poor, and rely heavily on operating experience, therefore be difficult to settle at one go during debugging, need to through repeatedly, repeatedly debug, run, then debug, until equipment meets production requirement, causing working strength big, the longest, oil cylinder stroke nut and the screw rod coordinated with it are fragile.
State Patent Office discloses a entitled " hydrolic plate bender oil cylinder stroke regulation dress on October 03rd, 2012
Put ", notification number is the patent of invention of " CN 202461214 U ", and this case passes through decelerator driven by motor chain, then by chain-driving worm and gear, it is achieved the regulation of stroke.But this case still suffer from following some: one, chain drive precision is low, causes overall transmission accuracy low；Two, lack position-limit mechanism, can not play a protective role when regulating overtravel.
Summary of the invention
The present invention is directed to problem above, it is provided that a kind of Stroke Control is accurate, simple in construction, accurate adjusting type oil cylinder easy to adjust.
The technical scheme is that and include cylinder barrel, top cover labyrinth, lower sealing cover and piston rod, described cylinder barrel has oil-in and oil-out, described top cover labyrinth and lower sealing cover are respectively arranged on the top and bottom of described cylinder barrel, described top cover labyrinth is connected on the bottom surface of lathe fixed plate, described piston rod includes piston only and the connecting rod being connected, described connecting rod one end is located on described piston only, the other end is fed through described top cover labyrinth, the lower end of described piston only is fed through described lower sealing cover
The end face of described top cover labyrinth is provided with detent, for the location of adjusting means；
Described adjusting means includes fixing sleeve, limit switch, worm gear, worm screw, stroke adjustment screw rod and locating piece, described fixing sleeve is hollow cylindrical, it is axially arranged with through hole, and the upper end of described fixing sleeve is provided with the storage tank one for housing described worm gear and worm screw, the lower end of described fixing sleeve is fed through described lathe fixed plate and is located in described detent, described locating piece is located on the end face of described fixing sleeve, described worm gear is suitable with worm screw, described stroke adjustment screw rod is positioned at described through hole, the inner circle of described stroke adjustment screw rod is sheathed in described connecting rod, cylindrical is fed through described worm gear, and described worm gear is provided with the female thread suitable with described stroke adjustment screw rod；
The bottom of described through hole is provided with the storage tank two for housing described limit switch.
The top of described connecting rod is provided with positive stop.
The end face of described stroke adjustment screw rod is provided with at least one air discharge duct.
The present invention designs ingenious, the middle up and down motion utilizing worm and gear to drive stroke adjustment screw rod, worm screw is controlled by the motor of tape counter simultaneously, realize the accurate adjustment of stroke adjustment screw rod upper-lower position, thus realize oil cylinder stroke quick, accurately regulate, overcome in prior art and regulate the problem of oil cylinder stroke by feel by experience, thus avoid the excessive wear of each parts in adjusting means, extend the service life of the present invention, reduce manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention,
Fig. 2 is A-A sectional view in Fig. 1,
Fig. 3 is B-B sectional view in Fig. 1,
Fig. 4 is the structural representation of stroke adjustment screw rod in the present invention,
Fig. 5 is the top view of Fig. 4,
Fig. 6 be original state of the present invention with reference to figure,
Fig. 7 is state reference map after the present invention moves；
In figure, 1 is cylinder barrel, and 2 is top cover labyrinth, and 21 is detent, and 3 is lower sealing cover, 4 is piston rod, and 41 is piston only, and 42 is connecting rod, and 5 is adjusting means, 51 is fixing sleeve, and 511 is through hole, and 512 is storage tank one, 513 is storage tank two, and 52 is limit switch, and 53 is worm gear, 54 is worm screw, and 55 is stroke adjustment screw rod, and 551 is air discharge duct, 56 is locating piece, and 6 is lathe fixed plate, and 7 is positive stop.
Detailed description of the invention
The present invention is as shown in figs. 1-7, including cylinder barrel 1, top cover labyrinth 2, lower sealing cover 3 and piston rod 4, described cylinder barrel 1 has oil-in and oil-out, described top cover labyrinth 2 and lower sealing cover 3 are respectively arranged on the top and bottom of described cylinder barrel 1, described top cover labyrinth 2 is connected on the bottom surface of lathe fixed plate 6, described piston rod 4 includes piston only 41 and the connecting rod 42 being connected, described connecting rod 42 one end is located on described piston only 41, the other end is fed through described top cover labyrinth 2, the lower end of described piston only 41 is fed through described lower sealing cover 3
The end face of described top cover labyrinth 2 is provided with detent 21, for the location of adjusting means 5；
nullDescribed adjusting means 5 includes fixing sleeve 51、Limit switch 52、Worm gear 53、Worm screw 54、Stroke adjustment screw rod 55 and locating piece 56，Described fixing sleeve 51 is in hollow cylindrical、It is axially arranged with through hole 511、And the upper end of described fixing sleeve 51 is provided with the storage tank 1 for housing described worm gear 53 and worm screw 54，The lower end of described fixing sleeve 51 is fed through described lathe fixed plate 6 and is located in described detent 21，Described locating piece 56 is located on the end face of described fixing sleeve 51，Described worm gear 53 is suitable with worm screw 54，Described stroke adjustment screw rod 55 is positioned at described through hole 511，The inner circle of described stroke adjustment screw rod 55 is sheathed in described connecting rod 42、Cylindrical is fed through described worm gear 53、And described worm gear 53 is provided with the female thread suitable with described stroke adjustment screw rod 55；
The bottom of described through hole 511 is provided with the storage tank 2 513 for housing described limit switch 52, limits the descending extreme position of described stroke adjustment screw rod 55.
The top of described connecting rod 42 is provided with positive stop 7, for control described piston rod 4 descending time position.
The end face of described stroke adjustment screw rod 55 is provided with at least one air discharge duct 551, prevent described piston rod 4 quickly, move back and forth time, described positive stop 7 produces suction surface with the top of stroke adjustment screw rod 55, affects the motion next time of piston rod 4, and then affects the overall stability of oil cylinder.
Distance between upper surface and the lower surface of positive stop of the stroke adjustment screw rod of the present invention is the stroke of oil cylinder, and by regulation worm screw, worm screw drives worm gear, then is driven stroke adjustment screw rod to move up and down by worm gear, thus controls oil cylinder stroke.Owing to worm screw is by being connected with the motor with enumerator, the motion of stroke adjustment screw rod can be accurately controlled, it is achieved the accurate control to oil cylinder.
Claims (3)
1. one kind can automatic adjustable oil cylinder, including cylinder barrel, top cover labyrinth, lower sealing cover and piston rod, described cylinder barrel has oil-in and oil-out, described top cover labyrinth and lower sealing cover are respectively arranged on the top and bottom of described cylinder barrel, described top cover labyrinth is connected on the bottom surface of lathe fixed plate, and described piston rod includes piston only and the connecting rod being connected
, described connecting rod one end is located on described piston only, the other end is fed through described top cover labyrinth, and the lower end of described piston only is fed through described lower sealing cover, it is characterised in that
The end face of described top cover labyrinth is provided with detent, for the location of adjusting means；
Described adjusting means includes fixing sleeve, limit switch, worm gear, worm screw, stroke adjustment screw rod and locating piece, described fixing sleeve is hollow cylindrical, it is axially arranged with through hole, and the upper end of described fixing sleeve is provided with the storage tank one for housing described worm gear and worm screw, the lower end of described fixing sleeve is fed through described lathe fixed plate and is located in described detent, described locating piece is located on the end face of described fixing sleeve, described worm gear is suitable with worm screw, described stroke adjustment screw rod is positioned at described through hole, the inner circle of described stroke adjustment screw rod is sheathed in described connecting rod, cylindrical is fed through described worm gear, and described worm gear is provided with the female thread suitable with described stroke adjustment screw rod；
The bottom of described through hole is provided with the storage tank two for housing described limit switch.
One the most according to claim 1 can automatic adjustable oil cylinder, it is characterised in that the top of described connecting rod is provided with positive stop.
One the most according to claim 1 can automatic adjustable oil cylinder, it is characterised in that the end face of described stroke adjustment screw rod is provided with at least one air discharge duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510150444.8A CN106151159A (en) | 2015-03-31 | 2015-03-31 | One can automatic adjustable oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510150444.8A CN106151159A (en) | 2015-03-31 | 2015-03-31 | One can automatic adjustable oil cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106151159A true CN106151159A (en) | 2016-11-23 |
Family
ID=57337302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510150444.8A Withdrawn CN106151159A (en) | 2015-03-31 | 2015-03-31 | One can automatic adjustable oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106151159A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953278A (en) * | 2018-08-03 | 2018-12-07 | 马鞍山市华洋机械刃具有限公司 | A kind of oil cylinder for hydraulic press brakes of novel adjustable stroke |
-
2015
- 2015-03-31 CN CN201510150444.8A patent/CN106151159A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953278A (en) * | 2018-08-03 | 2018-12-07 | 马鞍山市华洋机械刃具有限公司 | A kind of oil cylinder for hydraulic press brakes of novel adjustable stroke |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20161123 |
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| WW01 | Invention patent application withdrawn after publication |