CN108518382A - A kind of hydraulic cylinder and assemble method - Google Patents
A kind of hydraulic cylinder and assemble method Download PDFInfo
- Publication number
- CN108518382A CN108518382A CN201810630373.5A CN201810630373A CN108518382A CN 108518382 A CN108518382 A CN 108518382A CN 201810630373 A CN201810630373 A CN 201810630373A CN 108518382 A CN108518382 A CN 108518382A
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- cylinder
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- dustband
- wall
- sealing ring
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 57
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000003466 welding Methods 0.000 claims description 11
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000009347 mechanical transmission Effects 0.000 abstract description 4
- 230000033001 locomotion Effects 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1428—Cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1438—Cylinder to end cap assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1438—Cylinder to end cap assemblies
- F15B15/1442—End cap sealings
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Abstract
The invention discloses a kind of hydraulic cylinder and assemble methods, including pedestal, guide rod, head cover, cylinder seat, cylinder barrel, cylinder cap, transmission component, piston rod, sealing and dustproof component, piston and into oil road, the top surrounding of the pedestal is connect by guide rod with head cover, cylinder seat is installed at the top of the pedestal, and cylinder barrel is installed at the top of cylinder seat, cylinder cap is installed at the top of the cylinder barrel, sealing and dustproof component is installed inside the cylinder barrel, the bottom of the head cover is equipped with transmission component；The sealing and dustproof component includes annular fixture block, round tube plug, the first sealing ring, annular slot, the second sealing ring, upper dustband and lower dustband, and the inner wall top of the cylinder barrel offers annular slot, annular snap block is socketed on the outside of the circle tube plug；The oil cylinder is conducive to seal by the setting of the first sealing ring and the second sealing ring, and the setting of upper dustband and lower dustband is conducive to dust-proof；Mechanical transmission carries out hydraulic, stable transmission.
Description
Technical field
The present invention relates to technical field of hydraulic oil cylinder, specially a kind of hydraulic cylinder and assemble method.
Background technology
Hydraulic cylinder is the hydraulic pressure execution that hydraulic energy is changed into mechanical energy, does straight reciprocating motion (or pendulum motion)
Element.Its simple in structure, reliable operation.Deceleration device when realizing reciprocating motion, can be removed from it, and without between transmission
Gap, stable movement, therefore be used widely in the hydraulic system of various machineries.
But existing hydraulic cylinder has the following defects：It is unfavorable for sealing, is unfavorable for dust-proof；Traditional hydraulic cylinder work
Make simply by simple piston rod movement, be not mechanical drive piston rod movement, transmission is unstable；It is lacked for this
It falls into, so it is necessary that we, which design a kind of hydraulic cylinder and assemble method,.
Invention content
The purpose of the present invention is to provide a kind of hydraulic cylinder and assemble methods, mentioned above in the background art to solve
Problem.
To achieve the above object, the present invention provides the following technical solutions：
A kind of hydraulic cylinder, including pedestal, guide rod, head cover, cylinder seat, cylinder barrel, cylinder cap, transmission component, piston rod, sealing
Dust preventing component, piston and into oil road, the top surrounding of the pedestal is connect by guide rod with head cover, the top of the pedestal
Portion is equipped with cylinder seat, and cylinder barrel is equipped at the top of cylinder seat, and cylinder cap is equipped at the top of the cylinder barrel, is installed inside the cylinder barrel
There are sealing and dustproof component, the bottom of the head cover that transmission component is installed；
The sealing and dustproof component include annular fixture block, round tube plug, the first sealing ring, annular slot, the second sealing ring,
The inner wall top of upper dustband and lower dustband, the cylinder barrel offers annular slot, is socketed on the outside of the circle tube plug
Annular fixture block, the outside of the circle tube plug are located at annular fixture block lower position and are socketed with the first sealing ring, the circular cylinder
The inner wall top of plug is connected with dustband, and the inner wall bottom end of round tube plug is connected with lower dustband, the circle tube plug
The second sealing ring is connected at inner wall center, the circle tube plug is connected by annular fixture block and the first sealing ring with annular slot
Connect, the inside of the circle tube plug is socketed with piston rod, and the top of piston rod and extraneous air unicom, the piston rod it is outer
Side is contacted with the inner wall of the second sealing ring, upper dustband and lower dustband, and the bottom end of the piston rod is connect with piston, and piston
Positioned at the inside of cylinder barrel；
The transmission component includes threaded rod, the second spur gear, servo motor, shaft, the first spur gear, fixing groove, axis
It holds, bearing groove and screw shell, the bottom side of the head cover is equipped with servo motor, and the output shaft of servo motor passes through connection
Axis device is connect with shaft, and the outside of the shaft is socketed with the first spur gear by key, is opened at the top center of the piston rod
Inner wall equipped with fixing groove, and fixing groove offers bearing groove, and the inner wall insertion of the bearing groove is equipped with bearing, the bearing
Inner wall be fitted with screw shell, the bottom end of the threaded rod passes through screw shell and fixing groove unicom, and threaded rod and screw thread
Bush whorl connects, and the top of the threaded rod passes through cylinder cap and the second spur gear by key connection, second spur gear and
First spur gear is intermeshed.
A kind of hydraulic cylinder assemble method, includes the following steps：Step 1, component assembling；Step 2, sealing and dustproof component
Assembling；Step 3, transmission component assembling；
Wherein in above-mentioned step one, head cover is fixedly connected by guide rod with pedestal, then by bolt by cylinder seat
It is fixed on the base, then is connect cylinder barrel with cylinder seat by welding；
Wherein in above-mentioned step two, by annular fixture block of burn-oning on the outside of round tube plug, in the outside of round tube plug position
It is bonded with the first sealing ring in annular fixture block lower position, the upper dustband of clamping on the inner wall top of round tube plug, in circle
The lower dustband of inner wall bottom end clamping of tube plug, is clamped the second sealing ring, beyond the Great Wall by circular cylinder at the inner wall center of round tube plug
Annular fixture block and the first sealing ring and annular slot be connected, then the internal sleeve of round tube plug is connected into piston rod, piston
The bottom end of bar is connect with piston, and piston is positioned over the inside of cylinder barrel；
Wherein in above-mentioned step three, servo motor is fixedly connected in the bottom side of head cover, then by servo motor
Output shaft is connect by shaft coupling with shaft, and the outside of shaft is socketed with the first spur gear by key, embedding in the inner wall of bearing groove
Enter to be placed with bearing, the inner wall of bearing is welded with screw shell, passes through screw shell to join with fixing groove the bottom end of threaded rod
It is logical, pass through cylinder cap and the second spur gear to pass through key connection on the top of threaded rod.
It according to above-mentioned technical proposal, is offered into oil road at the top of the cylinder seat, and cylinder seat side is passed through into oil road
With extraneous air unicom.
According to above-mentioned technical proposal, the annular fixture block is connect by welding with round tube plug.
According to above-mentioned technical proposal, the annular fixture block is fit structure with annular slot.
According to above-mentioned technical proposal, the screw shell is connect by welding with bearing.
Compared with prior art, the beneficial effects of the invention are as follows：
1. circular cylinder annular fixture block beyond the Great Wall and the first sealing ring are connected with annular slot, simultaneously because piston rod
Outside contacted with the inner wall of the second sealing ring, upper dustband and lower dustband, pass through the first sealing ring and the second sealing ring
Setting, is conducive to seal, the setting of upper dustband and lower dustband is conducive to dust-proof；
2. servo motor drives shaft rotation, to which the first spur gear rotates, due to the first spur gear and the second spur gear
Intermeshing drives threaded rod rotation by the second spur gear, since threaded rod is threadedly coupled with screw shell, threaded rod rotation
Drive screw shell moving in rotation, since screw shell is connect by welding with the inner wall of bearing, be conducive to prevent piston rod with
It the rotation of screw shell and rotates, inside the bearing groove of bearing insertion installation on the piston rod, pass through the rotation of screw shell
It is mobile to drive piston rod movement, the process, mechanical transmission progress hydraulic, stable transmission.
Description of the drawings
Fig. 1 is the whole front view of the present invention；
Fig. 2 is the whole front view of the present invention；
Fig. 3 is the piston rod inner structure chart of the present invention；
Fig. 4 is the sealing and dustproof component structure diagram of the present invention；
Fig. 5 is the hydraulic cylinder assembling flow path figure of the present invention；
Figure label：1, pedestal；2, guide rod；3, head cover；4, cylinder seat；5, cylinder barrel；6, cylinder cap；7, transmission component；71, spiral shell
Rasp bar；72, the second spur gear；73, servo motor；74, shaft；75, the first spur gear；76, fixing groove；77, bearing；78, axis
Hold slot；79, screw shell；8, piston rod；9, sealing and dustproof component；91, annular fixture block；92, round tube plug；93, the first sealing
Circle；94, annular slot；95, the second sealing ring；96, upper dustband；97, lower dustband；10, piston；11, into oil road.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the present invention provides a kind of hydraulic cylinder, including pedestal 1, guide rod 2, head cover 3, cylinder seat 4, cylinder barrel
5, cylinder cap 6, transmission component 7, piston rod 8, sealing and dustproof component 9, piston 10 and into oil road 11, the top surrounding of pedestal 1 is equal
It is connect with head cover 3 by guide rod 2, the top of pedestal 1 is equipped with cylinder seat 4, and the top of cylinder seat 4 is equipped with cylinder barrel 5, cylinder barrel 5
Top cylinder cap 6 is installed, sealing and dustproof component 9 is installed, the bottom of head cover 3 is equipped with transmission component 7 inside cylinder barrel 5；
Sealing and dustproof component 9 is close including annular fixture block 91, round tube plug 92, the first sealing ring 93, annular slot 94, second
Seal 95, upper dustband 96 and lower dustband 97, the inner wall top of cylinder barrel 5 offer annular slot 94, round tube plug 92 it is outer
Side is socketed with annular fixture block 91, and the outside of round tube plug 92 is located at annular 91 lower position of fixture block and is socketed with the first sealing ring
93, the inner wall top of round tube plug 92 is connected with dustband 96, and the inner wall bottom end of round tube plug 92 is connected with lower dustband
97, the second sealing ring 95 is connected at the inner wall center of round tube plug 92, and round tube plug 92 is close by annular fixture block 91 and first
Seal 93 is connect with annular slot 94, and the inside of round tube plug 92 is socketed with piston rod 8, and the top of piston rod 8 and outside are empty
Gas unicom, the outside of piston rod 8 are contacted with the inner wall of the second sealing ring 95, upper dustband 96 and lower dustband 97, piston rod 8
Bottom end is connect with piston 10, and piston 10 is located at the inside of cylinder barrel 5, be conducive to sealing and it is dust-proof；
Transmission component 7 includes threaded rod 71, the second spur gear 72, servo motor 73, shaft 74, the first spur gear 75, consolidates
Determine slot 76, bearing 77, bearing groove 78 and screw shell 79, the bottom side of head cover 3 is equipped with servo motor 73, and servo motor
73 output shaft is connect by shaft coupling with shaft 74, and the outside of shaft 74 is socketed with the first spur gear 75, piston rod 8 by key
Top center at offer fixing groove 76, and the inner wall of fixing groove 76 offers bearing groove 78, the inner wall insertion of bearing groove 78
Bearing 77 is installed, the inner wall of bearing 77 is fitted with screw shell 79, and the bottom end of threaded rod 71 passes through screw shell 79 and fixes
76 unicom of slot, and threaded rod 71 is threadedly coupled with screw shell 79, the top of threaded rod 71 passes through cylinder cap 6 and the second spur gear 72
By key connection, the second spur gear 72 and the first spur gear 75 are intermeshed, and are conducive to mechanical transmission and are carried out hydraulic, pass
Dynamic stability.
Referring to Fig. 5, a kind of hydraulic cylinder assemble method includes the following steps：Step 1, component assembling；Step 2, sealing
Dust preventing component 9 assembles；Step 3, transmission component 7 assemble；
Wherein in above-mentioned step one, head cover 3 is fixedly connected by guide rod 2 with pedestal 1, then by bolt by cylinder
Seat 4 is fixed on pedestal 1, then is connect cylinder barrel 5 with cylinder seat 4 by welding；
Wherein in above-mentioned step two, the outside of round tube plug 92 is burn-on annular fixture block 91, in round tube plug 92
Outside is located at annular 91 lower position of fixture block and is bonded with the first sealing ring 93, prevents in the clamping of the inner wall top of round tube plug 92
Konisphere 96, the dustband 97 under the clamping of the inner wall bottom end of round tube plug 92, is clamped second at the inner wall center of round tube plug 92
Sealing ring 95, by round tube plug 92 annular fixture block 91 and the first sealing ring 93 be connected with annular slot 94, then will justify
The internal sleeve of shape tube plug 92 connects piston rod 8, and the bottom end of piston rod 8 is connect with piston 10, and piston 10 is positioned over the interior of cylinder barrel 5
Portion；
Wherein in above-mentioned step three, servo motor 73 is fixedly connected in the bottom side of head cover 3, then by servo motor
73 output shaft is connect by shaft coupling with shaft 74, and the outside of shaft 74 is socketed with the first spur gear 75 by key, in bearing
The inner wall insertion of slot 78 is placed with bearing 77, and the inner wall of bearing 77 is welded with screw shell 79, the bottom end of threaded rod 71 is worn
Screw shell 79 and 76 unicom of fixing groove are crossed, passes through cylinder cap 6 and the second spur gear 72 to pass through key connection on the top of threaded rod 71.
According to above-mentioned technical proposal, the top of cylinder seat 4 is offered into oil road 11, and passes through cylinder seat 4 one into oil road 11
Side and extraneous air unicom, are conducive into fuel-displaced.
According to above-mentioned technical proposal, annular fixture block 91 is connect by welding with round tube plug 92, is conducive to connect.
According to above-mentioned technical proposal, annular fixture block 91 is fit structure with annular slot 94, is conducive to be used cooperatively.
According to above-mentioned technical proposal, screw shell 79 is connect by welding with bearing 77, is conducive to connect.
Based on above-mentioned, it is an advantage of the current invention that the present invention seals the annular fixture block 91 and first in round tube plug 92
Circle 93 is connected with annular slot 94, simultaneously because the outside of piston rod 8 and the second sealing ring 95, upper dustband 96 and lower anti-
The inner wall of konisphere 97 contacts, and by the setting of the first sealing ring 93 and the second sealing ring 95, is conducive to seal, 96 He of upper dustband
The setting of lower dustband 97, is conducive to dust-proof；The control switch of servo motor 73 is opened, servo motor 73 drives 74 turns of shaft
It is dynamic, to which the first spur gear 75 rotates, since the first spur gear 75 and the second spur gear 72 are intermeshed, pass through the second spur gear
72 drive threaded rod 71 to rotate, and since threaded rod 71 is threadedly coupled with screw shell 79, the rotation of threaded rod 71 drives screw shell
79 moving in rotations are conducive to prevent piston rod 8 with screw thread since screw shell 79 is connect by welding with the inner wall of bearing 77
The rotation of sleeve 79 and rotate, bearing 77 insertion be mounted on piston rod 8 on bearing groove 78 inside, pass through the rotation of screw shell 79
Transfer is dynamic to drive piston rod 8 to move, and the process, mechanical transmission carries out hydraulic, stable transmission.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of hydraulic cylinder, including pedestal (1), guide rod (2), head cover (3), cylinder seat (4), cylinder barrel (5), cylinder cap (6), transmission
Component (7), piston rod (8), sealing and dustproof component (9), piston (10) and into oil road (11), it is characterised in that：The pedestal
(1) top surrounding is connect by guide rod (2) with head cover (3), and cylinder seat (4), and cylinder are equipped at the top of the pedestal (1)
Cylinder barrel (5) is installed at the top of seat (4), cylinder cap (6) is installed at the top of the cylinder barrel (5), is equipped with inside the cylinder barrel (5)
The bottom of sealing and dustproof component (9), the head cover (3) is equipped with transmission component (7)；
The sealing and dustproof component (9) includes annular fixture block (91), round tube plug (92), the first sealing ring (93), annular slot
(94), the inner wall top of the second sealing ring (95), upper dustband (96) and lower dustband (97), the cylinder barrel (5) offers ring
Shape card slot (94) is socketed with annular snap block (91), the outside position of the circle tube plug (92) on the outside of circle tube plug (92)
It is socketed with the first sealing ring (93) in annular fixture block (91) lower position, the inner wall top of the circle tube plug (92) is connected with
Upper dustband (96), and the inner wall bottom end of round tube plug (92) is connected with lower dustband (97), the circle tube plug (92) it is interior
The second sealing ring (95) is connected at wall center, the circle tube plug (92) passes through annular fixture block (91) and the first sealing ring (93)
Connect with annular slot (94), the inside of the circle tube plug (92) is socketed with piston rod (8), and the top of piston rod (8) with
Extraneous air unicom, outside and the second sealing ring (95), upper dustband (96) and the lower dustband (97) of the piston rod (8)
Inner wall contacts, and the bottom end of the piston rod (8) is connect with piston (10), and piston (10) is located at the inside of cylinder barrel (5)；
The transmission component (7) includes threaded rod (71), the second spur gear (72), servo motor (73), shaft (74), first straight
Gear (75), fixing groove (76), bearing (77), bearing groove (78) and screw shell (79), the bottom side peace of the head cover (3)
Equipped with servo motor (73), and the output shaft of servo motor (73) is connect by shaft coupling with shaft (74), the shaft (74)
Outside the first spur gear (75) is socketed with by key, fixing groove (76) is offered at the top center of the piston rod (8), and
The inner wall of fixing groove (76) offers bearing groove (78), and the inner wall insertion of the bearing groove (78) is equipped with bearing (77), described
The inner wall of bearing (77) is fitted with screw shell (79), and the bottom end of the threaded rod (71) passes through screw shell (79) and fixing groove
(76) unicom, and threaded rod (71) is threadedly coupled with screw shell (79), the top of the threaded rod (71) pass through cylinder cap (6) with
Second spur gear (72) is intermeshed by key connection, second spur gear (72) with the first spur gear (75).
2. a kind of hydraulic cylinder assemble method, includes the following steps：Step 1, component assembling；Step 2, sealing and dustproof component
(9) it assembles；Step 3, transmission component (7) assembling；It is characterized in that：
Wherein in above-mentioned step one, head cover (3) is fixedly connected by guide rod (2) with pedestal (1), then will by bolt
Cylinder seat (4) is fixed on pedestal (1), then is connect cylinder barrel (5) with cylinder seat (4) by welding；
Wherein in above-mentioned step two, by annular fixture block (91) of burn-oning on the outside of round tube plug (92), in round tube plug (92)
Outside be located at annular fixture block (91) lower position and be bonded with the first sealing ring (93), on the inner wall top of round tube plug (92)
Dustband (96) in clamping, the dustband (97) under the clamping of the inner wall bottom end of round tube plug (92), in the interior of round tube plug (92)
The second sealing ring (95) is clamped at wall center, by the annular fixture block (91) and the first sealing ring (93) and ring in round tube plug (92)
Shape card slot (94) is connected, then the internal sleeve of round tube plug (92) is connected piston rod (8), the bottom end of piston rod (8) and work
(10) connection is filled in, and piston (10) is positioned over the inside of cylinder barrel (5)；
Wherein in above-mentioned step three, servo motor (73) is fixedly connected in the bottom side of head cover (3), then by servo motor
(73) output shaft is connect by shaft coupling with shaft (74), and the outside of shaft (74) is socketed with the first spur gear by key
(75), it is placed with bearing (77) in the insertion of the inner wall of bearing groove (78), the inner wall of bearing (77) is welded with screw shell (79),
The bottom end of threaded rod (71) is passed through into screw shell (79) and fixing groove (76) unicom, the top of threaded rod (71) is passed through into cylinder cap
(6) pass through key connection with the second spur gear (72).
3. a kind of hydraulic cylinder according to claim 1, it is characterised in that：It is offered into oil road at the top of the cylinder seat (4)
(11), cylinder seat (4) side and extraneous air unicom and into oil road (11) are passed through.
4. a kind of hydraulic cylinder according to claim 1, it is characterised in that：The annular fixture block (91) passes through welding and circular cylinder
Fill in (92) connection.
5. a kind of hydraulic cylinder according to claim 1, it is characterised in that：The annular fixture block (91) with annular slot (94) is
Fit structure.
6. a kind of hydraulic cylinder according to claim 1, it is characterised in that：The screw shell (79) passes through welding and bearing
(77) it connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810630373.5A CN108518382A (en) | 2018-06-19 | 2018-06-19 | A kind of hydraulic cylinder and assemble method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810630373.5A CN108518382A (en) | 2018-06-19 | 2018-06-19 | A kind of hydraulic cylinder and assemble method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108518382A true CN108518382A (en) | 2018-09-11 |
Family
ID=63428349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810630373.5A Pending CN108518382A (en) | 2018-06-19 | 2018-06-19 | A kind of hydraulic cylinder and assemble method |
Country Status (1)
| Country | Link |
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| CN (1) | CN108518382A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058222A (en) * | 2018-09-30 | 2018-12-21 | 合肥高益机电科技有限公司 | A kind of truck hydraulic piston cylinder |
| CN112943744A (en) * | 2021-02-01 | 2021-06-11 | 许志业 | Novel sealing device for hydraulic cylinder |
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| CN112943744A (en) * | 2021-02-01 | 2021-06-11 | 许志业 | Novel sealing device for hydraulic cylinder |
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Application publication date: 20180911 |