CN218440015U

CN218440015U - Split type pneumatic cylinder uide bushing

Info

Publication number: CN218440015U
Application number: CN202222532660.7U
Authority: CN
Inventors: 戴杰
Original assignee: Xuzhou Sanhe Mechanical Parts Co ltd
Current assignee: Xuzhou Sanhe Mechanical Parts Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-02-03
Anticipated expiration: 2032-09-23

Abstract

The utility model relates to a pneumatic cylinder uide bushing technical field specifically is a split type pneumatic cylinder uide bushing, comprising a cylinder body, the cylinder body slides and is provided with the uide bushing body, the inside of uide bushing body slides and is provided with the piston rod, the inside of uide bushing body is provided with the annular groove, the inside of annular groove is provided with first dust ring, first dust ring and piston rod sealing sliding fit, the outside fixed cover of uide bushing body is equipped with the toper ring, the side of cylinder body is provided with the annular groove, the inboard of annular groove sets up to the toper structure, toper ring and annular groove sliding fit, the side cover of toper ring is equipped with first sealed pad, the inside of annular groove is provided with the screw thread, the inside threaded connection of annular groove has the screwed pipe, the inside wall of screwed pipe and the lateral wall sliding fit of uide bushing body; its easy operation is convenient, can relax dismantle the uide bushing body from the inside of cylinder body, has avoided strikeing the cylinder body and has shaken the uide bushing body out, has avoided the cylinder body to receive the damage.

Description

Split type pneumatic cylinder uide bushing

Technical Field

The utility model relates to a pneumatic cylinder uide bushing technical field specifically is a split type pneumatic cylinder uide bushing.

Background

As is well known, a hydraulic oil cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion (or swinging motion), has simple structure, reliable work and stable motion, and is widely applied to hydraulic systems of various machines.

Through retrieval, a utility model with the Chinese patent number of CN201920274240.9 discloses a split type guide sleeve structure and a hydraulic oil cylinder thereof, and the split type guide sleeve structure comprises a guide sleeve body and an annular gland; when the guide sleeve is used, the guide sleeve body is pressed and fixed in the cylinder body through the annular gland in a screwed mode, when the guide sleeve body needs to be detached and maintained, the guide sleeve body can be clamped in the cylinder body mostly, the guide sleeve body is not convenient to take out of the inside of the cylinder body, a hammer is usually used for knocking the cylinder body, the guide sleeve body is vibrated out of the inside of the cylinder body, and the detachment method is easy to damage the cylinder body.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a split type pneumatic cylinder uide bushing.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a split type pneumatic cylinder uide bushing, the power distribution device comprises a cylinder body, the cylinder body slides and is provided with the uide bushing body, the inside of uide bushing body slides and is provided with the piston rod, the inside of annular groove is provided with first dust ring, first dust ring and the sealed sliding fit of piston rod, the outside fixed cover of uide bushing body is equipped with the toper ring, the side of cylinder body is provided with the annular, the inboard of annular sets up to the toper structure, toper ring and annular sliding fit, the side cover of toper ring is equipped with first sealed pad, the inside of annular is provided with the screw thread, the inside threaded connection of annular has the screwed pipe, the inside wall of screwed pipe and the lateral wall sliding fit of uide bushing body, the fixed cover in outside of screwed pipe is equipped with first solid fixed ring, first solid fixed ring's outside evenly is provided with a plurality of jacks, the side rotation of screwed pipe is connected with the solid fixed ring of second, be provided with a plurality of through-holes on the solid fixed ring of second, first screw has all been inserted in the inside of a plurality of through-hole, the side of uide bushing body and the position that a plurality of through-hole corresponds all is provided with the screw hole, each first screw respectively, each first screw is in the inside of screw respectively, the equal threaded connection has a nut in the outside of each first screw.

Preferably, the outside fixedly connected with third of the side of first solid fixed ring is solid fixed ring, and threaded connection has a plurality of second screws on the solid fixed ring of third, and the outside of cylinder body evenly is provided with a plurality of fixed slots, and the second screw inserts to the inside of corresponding fixed slot.

Furthermore, all be provided with a plurality of first ring channels on uide bushing body inside wall and the lateral wall, the inside of a plurality of first ring channels all is provided with first sealing washer, a plurality of first sealing washers respectively with the inside wall of cylinder body and the lateral wall sealing contact of piston rod.

Still further, a plurality of second annular grooves are formed in the inner side wall of the threaded pipe, second dust-proof rings and second sealing rings are arranged inside the second annular grooves, and the second dust-proof rings are located on the outer sides of the second sealing rings.

In a further scheme, the side end of the first fixing ring is connected with a second sealing gasket, and the side end of the second sealing gasket is tightly abutted to the side end of the cylinder body.

On the basis of the scheme, a plurality of positioning ring grooves are formed in the outer side wall of the conical ring, positioning rings are sleeved inside the positioning ring grooves, and the outer side walls of the positioning rings are fixedly connected with the inner side wall of the first sealing gasket.

(III) advantageous effects

Compared with the prior art, the utility model provides a split type pneumatic cylinder uide bushing possesses following beneficial effect:

this split type pneumatic cylinder uide bushing, when dismantling, the inside with steel rod inserted jack, then rotate first solid fixed ring through the steel rod, first solid fixed ring drives the screwed pipe and rotates, make the screwed pipe outwards screw out from the inside of annular, after the screwed pipe screws out a section distance, with the inside of the first screw hole of first screw spiral shell dress, then fix first screw with a spanner, twist the nut with the spanner simultaneously, make the nut to the one end that is close to the solid fixed ring of second on first screw remove, after the nut contacts with the second fixed ring, the relative nut of first screw moves to the outside, make the side of toper ring separate with the conical end of annular, then twist off first screw, and screw out the screwed pipe from the inside of cylinder body, then just can dismantle the uide bushing body from the inside of cylinder body, and convenient and easy operation, what can relax dismantles the uide bushing body from the inside of cylinder body, avoided knocking the cylinder body and shaken out the uide bushing body, avoided the cylinder body to receive the damage.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;

FIG. 3 is a schematic view of a portion of the enlarged structure of FIG. 1 at B according to the present invention;

fig. 4 is a schematic diagram of a partial enlarged structure at C in fig. 1 according to the present invention.

In the figure: 1. a cylinder body; 2. a guide sleeve body; 3. a piston rod; 4. a first dust ring; 5. a conical ring; 6. a first gasket; 7. a threaded pipe; 8. a first retaining ring; 9. a second fixing ring; 10. a first screw; 11. a nut; 12. a third fixing ring; 13. a second screw; 14. a first seal ring; 15. a second dust ring; 16. a second seal ring; 17. a second gasket; 18. and (6) positioning rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, a split hydraulic cylinder guide sleeve comprises a cylinder body 1, the cylinder body 1 is slidably provided with a guide sleeve body 2, a piston rod 3 is slidably provided inside the guide sleeve body 2, an annular groove is provided inside the guide sleeve body 2, a first dust ring 4 is provided inside the annular groove, the first dust ring 4 is in sealing sliding fit with the piston rod 3, an outer fixing sleeve of the guide sleeve body 2 is provided with a conical ring 5, a ring groove is provided at a side end of the cylinder body 1, an inner side of the ring groove is provided with a conical structure, the conical ring 5 is in sliding fit with the ring groove, a first sealing gasket 6 is sleeved on the conical ring 5, the sealing performance between the conical ring 5 and the conical end of the ring groove is improved by the first sealing gasket 6, a plurality of positioning ring grooves are provided on an outer side wall of the conical ring 5, positioning rings 18 are all sleeved inside the plurality of positioning ring grooves, outer side walls of the plurality of positioning rings 18 are all fixedly connected with inner side walls of the first sealing gasket 6, the first sealing gasket 6 is fixed on the conical ring 5 by clamping the positioning rings inside the positioning ring grooves, a threaded pipe 7 is connected with a second sealing gasket 17, a second sealing ring 17 is provided on a through hole of a second sealing ring 17, a second sealing gasket 7 is provided on an inner side end of the guide sleeve body, a second sealing ring 17, a plug ring 17 is provided on a plug ring 17, first screws 10 are inserted into the inside of the through holes, the side of the guide sleeve body 2 is provided with threaded holes corresponding to the through holes, the first screws 10 are respectively screwed into the threaded holes, nuts 11 are screwed outside the first screws 10, when the guide sleeve body is disassembled, the steel stick is inserted into the jacks, then the first fixing ring 8 is rotated through the steel stick, the first fixing ring 8 drives the threaded pipe 7 to rotate, the threaded pipe 7 is screwed out of the annular groove, the threaded pipe 7 is screwed out for a certain distance, the first screws 10 are screwed into the first threaded holes, then the first screws 10 are fixed by a wrench, the nuts 11 are simultaneously screwed by the wrench, the nuts 11 move on the first screws 10 to one end close to the second fixing ring 9, after the nuts 11 are in contact with the second fixing ring 9, the first screws 10 move outwards relative to the nuts 11, the side of the conical rings 5 is separated from the conical end of the annular groove, then the first screws 10 are screwed down, the threaded pipes 7 are screwed out of the inside of the cylinder body 1, the guide sleeve body 2 can be easily knocked down from the inside of the cylinder body, and the guide sleeve body is convenient to disassemble the guide sleeve body 1, and the guide sleeve body from the cylinder body, and the guide sleeve body 2, and the guide sleeve body can be conveniently disassembled from the cylinder body, and the guide sleeve body 1.

It should be further noted that, the outside of the side end of the first fixing ring 8 is fixedly connected with a third fixing ring 12, the third fixing ring 12 is connected with a plurality of second screws 13 through threads, a plurality of fixing grooves are uniformly formed in the outside of the cylinder body 1, the fixing grooves are arranged in a long strip shape, the width of each fixing groove is equal to the diameter of the corresponding first screw 10, the second screws 13 are inserted into the corresponding fixing grooves, the second screws 13 are rotated to enable the second screws 13 to be inserted into the corresponding fixing grooves, the third fixing ring 12, the first fixing ring 8 and the threaded pipe 7 are positioned through the second screws 13, and looseness of the threaded pipe 7 is avoided.

Still further, it should be further described that a plurality of first annular grooves are respectively formed in the inner side wall and the outer side wall of the guide sleeve body 2, first sealing rings 14 are respectively arranged in the first annular grooves, the first sealing rings 14 are respectively in sealing contact with the inner side wall of the cylinder body 1 and the outer side wall of the piston rod 3, the sealing performance between the guide sleeve body 2 and the piston rod 3 as well as between the guide sleeve body 1 and the cylinder body 1 is improved through the first sealing rings 14, a plurality of second annular grooves are formed in the inner side wall of the threaded pipe 7, second dust-proof rings 15 and second sealing rings 16 are arranged in the second annular grooves, the second dust-proof rings 15 are located on the outer sides of the second sealing rings 16, a dust-proof effect is achieved between the threaded pipe 7 and the guide sleeve body 2 through the second dust-proof rings 15, and the sealing performance between the threaded pipe 7 and the guide sleeve body 2 is improved through the second sealing rings 16.

In conclusion, when the split type hydraulic cylinder guide sleeve is used, the guide sleeve body 2 is inserted into the cylinder body 1, then the threaded pipe 7 is screwed in the annular groove, the conical ring 5 is extruded and fixed through the threaded pipe 7, the second screw 13 corresponds to the position of the fixed groove, then screwing the second screw 13 tightly to make the second screw 13 tightly abut against the inner side wall of the fixed groove, thereby completing the installation of the guide sleeve body 2, after the installation of the guide sleeve body 2 is completed, the first screw 10 can be screwed in the first threaded hole, and the first screw 10 can also be detached, when the guide sleeve body 2 needs to be disassembled, the second screw 13 is screwed out from the inside of the fixed groove, then the steel stick is inserted into the jack, the first fixing ring 8 is rotated through the steel stick, the first fixing ring 8 drives the threaded pipe 7 to rotate, the threaded pipe 7 is screwed out from the inside of the annular groove, after the threaded pipe 7 is screwed out for a certain distance, the first screw 10 is screwed into the inside of the first threaded hole, then a wrench is used to fix the first screw 10, and simultaneously a wrench is used to screw the nut 11, so that the nut 11 moves to one end close to the second fixing ring 9 on the first screw 10, when the nut 11 contacts the second fixing ring 9, the first screw 10 moves outward relative to the nut 11, so that the side end of the conical ring 5 is separated from the conical end of the ring groove, then the first screw 10 is unscrewed, the threaded pipe 7 is unscrewed from the inside of the cylinder body 1, then one end of the guide sleeve body 2 is downward, the guide sleeve body 2 can slide out from the inside of the cylinder body 1, if the guide sleeve body does not slide out, the first screw 10 is screwed in the first threaded hole, and then the guide sleeve body 2 can be pulled out of the interior of the cylinder body 1 by pulling the first screw 10.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a split type pneumatic cylinder uide bushing, includes cylinder body (1), its characterized in that: cylinder body (1) slides and is provided with uide bushing body (2), the inside of uide bushing body (2) slides and is provided with piston rod (3), the inside of uide bushing body (2) is provided with the annular groove, the inside of annular groove is provided with first dust ring (4), first dust ring (4) and piston rod (3) sealed sliding fit, the outside fixed cover of uide bushing body (2) is equipped with toper ring (5), the side of cylinder body (1) is provided with the annular, the inboard of annular sets up to the toper structure, toper ring (5) and annular sliding fit, the side cover of toper ring (5) is equipped with first sealed pad (6), the inside of annular is provided with the screw, the inside threaded connection of annular has screwed pipe (7), the inside wall of screwed pipe (7) and the lateral wall sliding fit of uide bushing body (2), the outside fixed cover of screwed pipe (7) is equipped with first solid fixed ring (8), the outside of first fixed ring (8) evenly is provided with a plurality of jacks, the side rotation of screwed pipe (7) is connected with second fixed ring (9), be provided with a plurality of through-hole on second (9), the inside fixed cover that a plurality of through-hole all inserted has first screw hole (10) and screw nut (10) that each screw hole corresponds at each screw hole (10), the outside screw hole respectively, screw nut (10).

2. The split hydraulic cylinder guide bushing of claim 1, wherein: the outside fixedly connected with third solid fixed ring (12) of side of first solid fixed ring (8), threaded connection has a plurality of second screws (13) on the solid fixed ring of third (12), and the outside of cylinder body (1) evenly is provided with a plurality of fixed slots, and second screw (13) insert to the inside of corresponding fixed slot.

3. The split hydraulic cylinder guide bushing of claim 2, wherein: all be provided with a plurality of first ring channels on uide bushing body (2) inside wall and the lateral wall, the inside of a plurality of first ring channels all is provided with first sealing washer (14), a plurality of first sealing washers (14) respectively with the inside wall of cylinder body (1) and the lateral wall sealing contact of piston rod (3).

4. The split hydraulic cylinder guide bushing of claim 3, wherein: a plurality of second annular grooves are formed in the inner side wall of the threaded pipe (7), second dustproof rings (15) and second sealing rings (16) are arranged inside the second annular grooves, and the second dustproof rings (15) are located on the outer sides of the second sealing rings (16).

5. The split hydraulic cylinder guide sleeve according to claim 4, wherein: the side end of the first fixing ring (8) is connected with a second sealing gasket (17), and the side end of the second sealing gasket (17) is tightly abutted to the side end of the cylinder body (1).

6. The split hydraulic cylinder guide sleeve according to claim 5, wherein: be provided with a plurality of locating ring grooves on the lateral wall of toper ring (5), the inside of a plurality of locating ring grooves all overlaps has position circle (18), the lateral wall of a plurality of position circles (18) all with the inside wall fixed connection of first sealed pad (6).