CN209943238U - Light pull rod hydraulic cylinder - Google Patents
Light pull rod hydraulic cylinder Download PDFInfo
- Publication number
- CN209943238U CN209943238U CN201920474258.3U CN201920474258U CN209943238U CN 209943238 U CN209943238 U CN 209943238U CN 201920474258 U CN201920474258 U CN 201920474258U CN 209943238 U CN209943238 U CN 209943238U
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- cylinder barrel
- ring
- cylinder
- piston rod
- end cover
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Abstract
A light pull rod hydraulic cylinder comprises a piston rod and a cylinder barrel, wherein the piston rod is arranged inside the cylinder barrel, the piston rod extends out of the cylinder barrel, a pressing plate is arranged on one side of the cylinder barrel, a front end cover is arranged on one side of the pressing plate, a supporting ring is arranged between the pressing plate and the cylinder barrel, a dustproof ring is arranged beside the supporting ring, a guide sleeve is arranged between the front end cover and the cylinder barrel, a rear end cover is arranged on the other side of the cylinder barrel, a piston is arranged between the rear end cover and the cylinder barrel, a sealing part is arranged between the piston and the cylinder barrel, an exchangeable protection device is arranged on the outer side of the piston rod, the corundum ring is adopted to protect the outer surface of the piston rod, a mark groove is prevented from being formed in the outer surface of the piston rod, the.
Description
Technical Field
The utility model relates to a hydraulic equipment, concretely relates to light-duty pull rod pneumatic cylinder.
Background
The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy to do linear reciprocating motion, the pull rod hydraulic cylinder belongs to one type of hydraulic cylinder, and is a hydraulic cylinder which utilizes the larger area difference at two ends of the pull rod hydraulic cylinder to carry out transmission, the thrust of the pull rod hydraulic cylinder is smaller than that of a common hydraulic cylinder, the speed is faster than that of the common hydraulic cylinder, and the pull rod hydraulic cylinder is a hydraulic actuating element with small thrust and fast action, and is widely applied to the quick motion of a hydraulic power system and other mechanical equipment of a combined machine tool, and in the prior art, for example: patent 201520823322.6 discloses a novel differential pneumatic cylinder, including rear end housing, inner cylinder, pull rod, piston rod, front end housing, outer cylinder and piston, rear end housing and front end housing pass through pull rod fixed connection at the both ends of outer cylinder, and inner cylinder installs in the front end housing, and the piston rod passes piston hole fixed connection, and the piston is installed between inner cylinder and outer cylinder. However, in the prior art, the external protection ring of the piston rod is easy to wear, the service life of the hydraulic cylinder is influenced, continuous work cannot be well carried out, the outer surface of the piston rod is scratched, and the piston rod is not stable enough in use and operation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the outside guard circle of the piston rod that exists among the above-mentioned prior art and easily wear and tear, influenced the life of pneumatic cylinder, the work that lasts that carries on that can not be fine causes the piston rod surface to appear marking the groove, and the piston rod uses the not steady problem of operation inadequately, provides one kind and can protect the piston rod surface, prevents that the piston rod from appearing marking the light-duty pull rod pneumatic cylinder in groove.
The technical scheme of the utility model is that: a light pull rod hydraulic cylinder comprises a piston rod and a cylinder barrel, wherein the piston rod is arranged inside the cylinder barrel, the piston rod extends out of the cylinder barrel, a pressing plate is arranged on one side of the cylinder barrel, a front end cover is arranged on one side of the pressing plate, a supporting ring is arranged between the pressing plate and the cylinder barrel, a dustproof ring is arranged at the bottom of the supporting ring, a guide sleeve is arranged between the front end cover and the cylinder barrel, a rear end cover is arranged on one side of the cylinder barrel, a piston is arranged between the rear end cover and the cylinder barrel, a sealing part is arranged between the piston and the inner wall of the cylinder barrel, a screw rod is arranged on one side.
The sealing component is a sealing O-shaped ring, and a front buffer component is arranged beside the sealing O-shaped ring.
The front buffer component is a front buffer gasket which is positioned in the cylinder barrel.
The replaceable protection device is a replaceable rubber ring, and a high-temperature resistant part is arranged on the inner side of the replaceable rubber ring.
The high-temperature resistant part is a corundum ring, and an exchangeable rubber ring is sleeved on the outer side of the corundum ring.
The two sides of the corundum ring are provided with adjusters, and the adjusters are provided with hydraulic adjusting rods.
The utility model has the advantages that: the replaceable protection device is arranged on the outer side of the piston rod, and the corundum ring is adopted by the replaceable protection device, so that the outer surface of the piston rod is protected by the corundum ring, the outer surface of the piston rod is prevented from being scratched by a groove, the using effect of the hydraulic cylinder is influenced, and the piston rod is more stable in operation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a left side view of the present invention.
In the figure: the device comprises a piston rod 1, a cylinder barrel 2, a pressure plate 3, a front end cover 4, a support ring 5, a dustproof ring 6, a guide sleeve 7, a rear end cover 8, a sealing part 9, an exchangeable protection device 10, a front buffer part 11, a high-temperature resistant part 12 and an adjuster 13.
Detailed Description
The light pull rod hydraulic cylinder comprises a piston rod 1 and a cylinder barrel 2, the piston rod 1 is arranged inside the cylinder barrel 2, the piston rod 2 extends out of the cylinder barrel 2, a pressing plate 3 is arranged on one side of the cylinder barrel 2, a front end cover 4 is arranged on one side of the pressing plate 3, a support ring 5 is arranged between the pressing plate 3 and the cylinder barrel 2, a dust ring 6 is arranged at the bottom of the support ring 5, a guide sleeve 7 is arranged between the front end cover 4 and the cylinder barrel 2, a rear end cover 8 is arranged on one side of the cylinder barrel 2, a piston is arranged between the rear end cover 8 and the cylinder barrel 2, a sealing part 9 is arranged between the piston and the inner wall 2 of the cylinder barrel, a screw rod is arranged on one side of the rear end cover 8, and.
The hydraulic cylinder is easy to leak when in use, once the leakage can influence the use of the hydraulic cylinder, the sealing part 9 is a sealing O-shaped ring, and a front buffer part 11 is arranged beside the sealing O-shaped ring.
Preceding cushion part 11 is preceding buffer spacer, preceding buffer spacer be located the inside of cylinder 2, preceding buffer spacer can let the operation of pneumatic cylinder more steady, has avoided the impact fluctuation, lets the phenomenon that external force intervenes appear in the pneumatic cylinder.
The replaceable protection device 10 is a replaceable rubber ring, the high-temperature resistant part 12 is arranged on the inner side of the replaceable rubber ring, the high-temperature resistant part 12 is a corundum ring, the replaceable rubber ring is sleeved on the outer side of the corundum ring, and the piston rod is protected by the corundum ring, so that the outer surface of the piston rod can be prevented from being damaged, and the safe operation of the piston rod is guaranteed.
The corundum encloses both sides and is provided with adjustable ware 13, adjustable ware 13 on be provided with the hydraulic pressure and adjust the pole, the integrity of piston rod need receive the assurance when the pneumatic cylinder transportation with treat the installation, all directly carry out the transportation of pneumatic cylinder among the prior art, do not support the protection to the piston rod in the pneumatic cylinder, easily cause the bending of piston rod, so through the adjustable ware, let the hydraulic pressure adjust the pole and support the protection to the piston rod.
The tail end of the hydraulic adjusting rod is provided with an oil supply pipeline, the oil supply pipeline supplies hydraulic oil to the hydraulic adjusting rod, the piston rod 1 is supported through the hydraulic adjusting rod, the hydraulic adjusting rod can be detached from the piston rod through adjustment of the hydraulic adjusting rod when the piston rod 1 needs to be installed, and the piston rod is guaranteed to be more complete during transportation.
Claims (6)
1. Light-duty pull rod pneumatic cylinder, including piston rod and cylinder, its characterized in that: the inner part of the cylinder barrel is provided with a piston rod, the piston rod extends out of the cylinder barrel, one side of the cylinder barrel is provided with a pressing plate, one side of the pressing plate is provided with a front end cover, a supporting ring is arranged between the pressing plate and the cylinder barrel, the bottom of the supporting ring is provided with a dust ring, a guide sleeve is arranged between the front end cover and the cylinder barrel, one side of the cylinder barrel is provided with a rear end cover, a piston is arranged between the rear end cover and the cylinder barrel, a sealing part is arranged between the piston and the inner wall of the cylinder barrel, one side of the rear end cover is provided with a.
2. The lightweight tie rod hydraulic cylinder of claim 1, wherein: the sealing component is a sealing O-shaped ring, and a front buffer component is arranged beside the sealing O-shaped ring.
3. The lightweight tie rod hydraulic cylinder of claim 2, wherein: the front buffer component is a front buffer gasket which is positioned in the cylinder barrel.
4. The lightweight tie rod hydraulic cylinder of claim 1, wherein: the replaceable protection device is a replaceable rubber ring, and a high-temperature resistant part is arranged on the inner side of the replaceable rubber ring.
5. The lightweight tie rod hydraulic cylinder of claim 4, wherein: the high-temperature resistant part is a corundum ring, and an exchangeable rubber ring is sleeved on the outer side of the corundum ring.
6. The lightweight tie rod hydraulic cylinder of claim 5, wherein: the two sides of the corundum ring are provided with adjusters, and the adjusters are provided with hydraulic adjusting rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920474258.3U CN209943238U (en) | 2019-04-10 | 2019-04-10 | Light pull rod hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920474258.3U CN209943238U (en) | 2019-04-10 | 2019-04-10 | Light pull rod hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209943238U true CN209943238U (en) | 2020-01-14 |
Family
ID=69127179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920474258.3U Expired - Fee Related CN209943238U (en) | 2019-04-10 | 2019-04-10 | Light pull rod hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209943238U (en) |
-
2019
- 2019-04-10 CN CN201920474258.3U patent/CN209943238U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |