CN108194641A - A kind of oil cylinder V-type combination sealing installation tool - Google Patents
A kind of oil cylinder V-type combination sealing installation tool Download PDFInfo
- Publication number
- CN108194641A CN108194641A CN201810130363.5A CN201810130363A CN108194641A CN 108194641 A CN108194641 A CN 108194641A CN 201810130363 A CN201810130363 A CN 201810130363A CN 108194641 A CN108194641 A CN 108194641A
- Authority
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- China
- Prior art keywords
- oil cylinder
- installation tool
- clamp bracket
- type combination
- push
- Prior art date
- 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.)
- Granted
Links
- 238000009434 installation Methods 0.000 title claims abstract description 47
- 238000007789 sealing Methods 0.000 title claims abstract description 29
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- 229910052802 copper Inorganic materials 0.000 claims description 17
- 239000010949 copper Substances 0.000 claims description 17
- 230000000875 corresponding effect Effects 0.000 abstract description 4
- 238000011900 installation process Methods 0.000 abstract description 4
- 230000002596 correlated effect Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 238000012856 packing Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3268—Mounting of sealing rings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/0028—Tools for removing or installing seals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/023—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same using screws
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Clamps And Clips (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses a kind of oil cylinder V-type combination sealing installation tools, and including clamp bracket and pusher, by the cooperation of clamp bracket and pusher, the V-shaped seal ring in clamp bracket is pushed into oil cylinder.V-seal part belongs to a kind of lip-type packing, is widely used in all kinds of oil cylinders.It installs and clamps manual installation or using the Simple installation tool made temporarily mainly by assembling, random strong, the coarse and machining accuracy of making is not high, causes easily to damage the corresponding parts of oil cylinder and sealing element when installing V-seal part.The configuration of the present invention is simple, it is widely applicable, various sizes of installation tool can be made according to different cylinder sizes, once being made, can used for a long time, utilization rate is high；V-shaped seal ring is installed using the present invention, easy to operate, installation accuracy is high, and installation process can protect correlated parts to the greatest extent, and installation effectiveness is high.
Description
【Technical field】
The invention belongs to assembly tool, the installation tool of more particularly to a kind of oil cylinder V-type combination seal.
【Background technology】
V-seal part section is V-type, belongs to a kind of lip-type packing, is widely used in all kinds of oil cylinders.In oil cylinder
In, sealing element plays the operating pressure of maintenance system, ensures the effect of oil cylinder normal work, therefore oil cylinder has pole to sealing element
High requirement, therefore have strict requirements to V-type combination seal installation quality under the premise of related components quality is ensured.One
As in the case of, parameter is certain and the oil cylinder product produced in enormous quantities, need to make unified V-type combination seal installation tool, with
Ensure installation quality and improve installation effectiveness.
At present, the installation of V-type combination seal clamps installation by hand or using the simple erector made temporarily mainly by assembling
Tool, such as simple V-type combination sealing installation tool shown in FIG. 1.The tool is interim products, random strong, make it is coarse and
Machining accuracy is not high, causes easily to damage the corresponding parts of oil cylinder and sealing element, and the erector when installing V-seal part
Have it is inconvenient to use, installation V-seal part it is less efficient.
【Invention content】
It is an object of the invention to solve the parts of the tool easy damaged oil cylinder of above-mentioned installation V-shaped seal ring and sealing
Part, installation tool inconvenient problem with use.In order to achieve the above objectives, the present invention is achieved by the following scheme：
A kind of oil cylinder V-type combination sealing installation tool, including clamp bracket and pusher；Clamp bracket offers logical
Hole, pusher are provided with push screw rod, and push screw rod passes through through-hole connection clamp bracket and pusher.
Further improvement of the present invention is：
Clamp bracket is ring support, interface is being provided in its axial plane, interface side is upper
Portion offers several through-holes；Opposite side is lower part, and the V-groove mouth of assembling V-shaped seal ring is offered along ring support.
The top of clamp bracket opens up that there are four through-holes along its circumferential decile, and the axis of through-hole and the axis of clamp bracket are put down
Row.
The upper surface on clamp bracket top is provided with guiding nut in each through hole, guides nut and through-hole is coaxial.
Pusher includes push screw rod, push pressure ring and the connecting sleeve around push screw rod one end；Connecting sleeve
Bottom surface is fixedly connected with push pressure ring；Push screw rod and the quantity of connecting sleeve and the quantity Matching of through-hole.
Push screw rod is welded with adjusting nut in one end, and the other end is disposed with the shaft shoulder and plush copper.
Connecting sleeve is counter bore structure, and for the aperture of connecting sleeve around the shaft shoulder, the aperture of aperture is more than the diameter of the shaft shoulder；Even
The macropore of cutting ferrule is connect around plush copper, the diameter of macropore is more than the diameter of plush copper.
It is characterized in that, push pressure ring is welded and fixed with connecting sleeve and connect.
Compared with prior art, the invention has the advantages that.
The present invention relates to a kind of oil cylinder V-type combination sealing installation tool, including clamp bracket and pusher, by pushing away
The cooperation of screw rod and through-hole is sent, clamp bracket is connected with pusher.The configuration of the present invention is simple, it is widely applicable, it can be according to difference
Cylinder sizes make various sizes of installation tool, once being made, can use for a long time, utilization rate is high；V is installed using the present invention
Type sealing ring, easy to operate, installation accuracy is high, and installation process can protect correlated parts to the greatest extent, and installation effectiveness is high.
Further, the present invention is designed as ring support, and including upper and lower two parts, top is separately equipped with several through-holes,
For installing pusher；Lower part offers the V-groove mouth of assembling V-shaped seal ring；Pusher is by clamp bracket to V-type
Sealing ring is pushed, and clamp bracket gives pusher position-limiting action during push, makes V-shaped seal ring installation accuracy high；It is special
The method of clamping of different V-shaped seal ring, under the premise of V-shaped seal ring is protected, V-shaped seal ring clamps stabilization in clamp bracket
And it is easy to clamp.
Further, clamp bracket offers symmetrical through-hole two-by-two, which can carry out according to the size of oil cylinder
Adjustment；During push, V-shaped seal ring unbalance stress or stress can be avoided larger and impaired.
Further, each through-hole is provided with guiding nut in the upper surface of clamp bracket, and guiding push screw rod ensures
Screw rod is pushed during push, push power is vertical with V-shaped seal ring, and V-shaped seal ring stress is maximum, and installation effectiveness is high.
Further, pusher includes push screw rod, connecting sleeve and push pressure ring, and push screw rod passes through connecting sleeve
Push screw rod is realized with pushing the living hinge of pressure ring, the transmission for making power is freely steady；Move V-shaped seal ring entirety stress
It is dynamic, installation effectiveness is improved, reduces the damage to V-shaped seal ring.
Further, push screw rod one end is welded with adjusting nut, and the other end is provided with the shaft shoulder and plush copper；It is adjusted by turning
Whole nut realizes push screw rod with pushing the movement of pressure ring slowly at the uniform velocity.
Further, connecting sleeve is counter bore structure, is coordinated with the shaft shoulder and plush copper, the aperture of connecting sleeve aperture and macropore
To should be greater than the diameter of the shaft shoulder and plush copper, make push screw rod in folding process, the front end for pushing screw rod can be in connecting sleeve
It rotates freely, for converting the driving form of power.
【Description of the drawings】
Fig. 1 is the axonometric drawing of simple V-type combination sealing installation tool；
Fig. 2 is the axonometric drawing of V-type combination sealing installation tool of the present invention；
Fig. 3 is the schematic device of clamp bracket of the present invention；
Wherein：(a)-axonometric drawing；(b)-axial section；(c)-tangentially oriented cross section；
Fig. 4 is the schematic diagram of pusher of the present invention；
Wherein：(a)-installation diagram；(b)-sectional view；(c)-part A detail view；
Fig. 5 is packed into clamp bracket schematic diagram for V-shaped seal ring of the present invention；
Fig. 6 installs V-shaped seal ring to the schematic diagram of oil cylinder for the present invention；
Fig. 7 fills sealing ring for present invention push V-type and enters schematic view of the mounting position；
Wherein：1- clamp brackets；2- pushers；1.1- upper surface；1.2- through-hole；1.3- interface；1.4-V type groove
Mouthful；2.1- adjusting nut；2.2- guides nut；2.3- pushes screw rod；2.4- pushes pressure ring；2.5- connecting sleeve；2.3.1- axis
Shoulder；2.3.2- plush copper；3-V type sealing rings；4-V type combination seal installation tools；5-V group mounting grooves；6-V group mounting grooves bottom
Face.
【Specific embodiment】
The present invention is described in further detail below in conjunction with the accompanying drawings：
Referring to Fig. 2, the present invention relates to a kind of oil cylinder V-type combination sealing installation tool, including clamp bracket 1 and push dress
2 are put, clamp bracket 1 forms the sealing installation tool of the present invention with the assembling of pusher 2.
Referring to Fig. 3 (a), Fig. 3 (b) and Fig. 3 (c), clamp bracket 1 is ring support, the annular boundary axial perpendicular to it
Face 1.3 by the stent be two parts, upper and lower part；Top is offered from upper surface 1.1 to interface 1.3 perpendicular to interface
The distance between 1.3 four through-holes 1.2, through-hole 1.2 are along ring support decile；If the corresponding oil cylinder volume of the installation tool compared with
Greatly, number of openings can further increase, and ensure that the push power that V-shaped seal ring 3 is subject to is uniform.Clamp bracket 1 is close to lower edge
Place offers V-groove mouth 1.4, and the bottom end of V-groove mouth 1.4 is interface 1.3；All through-holes 1.2 are in the side of interface 1.3
Directly connected with V-groove mouth 1.4.
Referring to Fig. 4 (a), Fig. 4 (b) and Fig. 4 (c), pusher 2 includes adjusting nut 2.1, guiding nut 2.2, push spiral shell
Bar 2.3, connecting sleeve 2.5 and push pressure ring 2.4.The upper surface 1.1 of clamp bracket 1 is welded on each through-hole 1.2 and leads
Draw nut 2.2, each guiding nut 2.2 is aligned coaxial with corresponding through-hole 1.2；One end of push screw rod 2.3 is welded with adjustment spiral shell
Mother 2.1, the other end include plush copper 2.3.2 and shaft shoulder 2.3.1, plush copper 2.3.2 and shaft shoulder 2.3.1 and are worn via guiding nut 2.2
The through-hole 1.2 of clamp bracket 1 is crossed to V-groove mouth 1.4；Push pressure ring 2.4 is welded and fixed with connecting sleeve 2.5, jointly will push
Plush copper 2.3.2 and the shaft shoulder 2.3.1 package of screw rod 2.3.
Referring to Fig. 5, connecting sleeve 2.5 is counter bore structure, is divided into symmetrical two parts along by the plane of its axis, the company
The aperture for connecing cutting ferrule 2.5 is sleeved on outside shaft shoulder 2.3.1, and macropore is sleeved on outside plush copper 2.3.2, and bottom end and the push of connecting sleeve 2.5 are pressed
Ring 2.4 welds together, and for receiving the power that push screw rod 2.3 transmits, and then V-shaped seal ring 3 is directly pressed and is pushed away
It send.Because the diameter of 2.5 aperture of connecting sleeve and macropore is respectively greater than the diameter of shaft shoulder 2.3.1 and plush copper 2.3.2, screw rod is pushed
2.3 can freely rotate in cutting ferrule 2.5, for converting the transmission form of power.
Installation process：
(1) adjusting nut 2.1 is respectively welded to the end of push screw rod 2.3, forms four widgets；(for rotating
Screw rod 2.3 is pushed, push pressure ring 2.4 is made to push V-shaped seal ring 3 forward.
(2) guiding nut 2.2 is welded on to the top of 1 1.1 4 through-holes 1.2 in upper surface of clamp bracket, guides nut 2.2
Coaxial, formation widgets are aligned with four through-holes 1.2 (for guiding push screw rod 2.3).
(3) four push screw arbor assemblies are each passed through clamp bracket component.
(4) after four groups of connecting sleeves 2.5 being attached separately to the outside of four 2.3 one end of push screw rod, with pushing pressure ring 2.4
It is welded together.
(a) connecting sleeve 2.5 is counter bore structure, and dimidiation will push the front end plush copper 2.3.2 and the shaft shoulder of screw rod 2.3
2.3.1 after being inserted in its counterbore, 2.5 macropore one end of connecting sleeve welds together with push pressure ring 2.4, because its counter bore hole diameters is more than
Plush copper 2.3.2 and shaft shoulder 2.3.1 diameters so the front end of push screw rod 2.3 can freely rotate in it, are used to convert power
Transmission form.
(b) push pressure ring 2.4 welds together with connecting sleeve 2.5, for receiving the power that push screw rod 2.3 transmits, to V
Type sealing ring 3 is directly pressed and is pushed.
The course of work：
(1) according to above-mentioned installation process assembling V-type combination seal installation tool 4；
(2) V-shaped seal ring 3 that need to be installed is installed into the V-groove mouth 1.4 in V-type combination seal installation tool 4,
As shown in Figure 5；
(3) installation tool 4 of clamping V-shaped sealing ring 3 is packed into oil cylinder installation V groups mounting groove 5, is filled to V group mounting grooves bottom
Face 6, as shown in Figure 6；
(4) four adjusting nuts 2.1 (ten regulation methods) are turned respectively, it is made to drive push screw rod 2.3 by guiding spiral shell
Mother 2.2 pushes ahead, and is finally pushed so as to which push pressure ring 2.4 be promoted to move forward (i.e. clamp bracket 1 moves round about)
V-shaped seal ring 3 from the V-groove mouth 1.4 of clamp bracket 1 is extruded and is installed in place it by pressure ring 2.4, as shown in Figure 7.
(5) V-type combination seal installation tool 4 is removed from oil cylinder V groups mounting groove 5, adjusting four adjusting nuts 2.1 makes to push away
It send pressure ring 2.4 retraction clamp bracket 1, is packed into next V-shaped seal ring 3 and starts new installment work.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (8)
1. a kind of oil cylinder V-type combination sealing installation tool, it is characterised in that：Including clamp bracket (1) and pusher (2)；
Clamp bracket (1) offers through-hole (1.2), and pusher (2) is provided with push screw rod (2.3), and push screw rod (2.3) is across logical
Hole (1.2) connection clamp bracket (1) and pusher (2).
2. a kind of oil cylinder according to claim 1 V-type combination sealing installation tool, it is characterised in that：Clamp bracket (1)
For ring support, interface (1.3) is being provided in its axial plane, interface (1.3) side is top, is opened up
There are several through-holes (1.2)；Opposite side is lower part, and the V-groove mouth of assembling V-shaped seal ring (3) is offered along ring support
(1.4)。
3. a kind of oil cylinder according to claim 2 V-type combination sealing installation tool, it is characterised in that：Clamp bracket (1)
Top opened up along its circumferential decile there are four through-hole (1.2), the axis of through-hole (1.2) is parallel with the axis of clamp bracket (1).
4. a kind of oil cylinder V-type combination sealing installation tool according to Claims 2 or 3, it is characterised in that：Top it is upper
End face (1.1) is provided with guiding nut (2.2) at each through-hole (1.2), and guiding nut (2.2) and through-hole (1.2) are coaxial.
A kind of 5. oil cylinder according to claim 1 V-type combination sealing installation tool, which is characterized in that pusher (2)
Including push screw rod (2.3), push pressure ring (2.4) and the connecting sleeve (2.5) around push screw rod (2.3) one end；Connection card
The bottom surface for covering (2.5) is fixedly connected with push pressure ring (2.4)；Push the quantity and through-hole of screw rod (2.3) and connecting sleeve (2.5)
(1.2) quantity Matching.
A kind of 6. oil cylinder according to claim 5 V-type combination sealing installation tool, which is characterized in that push screw rod
(2.3) adjusting nut (2.1) is welded in one end, the other end is disposed with the shaft shoulder (2.3.1) and plush copper (2.3.2).
A kind of 7. oil cylinder according to claim 6 V-type combination sealing installation tool, which is characterized in that connecting sleeve
(2.5) it is counter bore structure, for the aperture of connecting sleeve (2.5) around the shaft shoulder (2.3.1), the aperture of aperture is more than the shaft shoulder (2.3.1)
Diameter；For the macropore of connecting sleeve (2.5) around plush copper (2.3.2), the diameter of macropore is more than the diameter of plush copper (2.3.2).
8. a kind of oil cylinder V-type combination sealing installation tool according to claim 5-7 any one, which is characterized in that
Push pressure ring (2.4) is welded and fixed with connecting sleeve (2.5) to be connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810130363.5A CN108194641B (en) | 2018-02-08 | 2018-02-08 | V-shaped combined sealing installation tool for oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810130363.5A CN108194641B (en) | 2018-02-08 | 2018-02-08 | V-shaped combined sealing installation tool for oil cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108194641A true CN108194641A (en) | 2018-06-22 |
| CN108194641B CN108194641B (en) | 2024-04-30 |
Family
ID=62593362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810130363.5A Active CN108194641B (en) | 2018-02-08 | 2018-02-08 | V-shaped combined sealing installation tool for oil cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108194641B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500893A (en) * | 2018-04-27 | 2018-09-07 | 中钢集团西安重机有限公司 | A kind of oil cylinder combined seal ring installation tool and its installation method |
| CN109968279A (en) * | 2019-04-30 | 2019-07-05 | 扬州海通电子科技有限公司 | The mounting tool and its installation method of dynamic seal ring on large-scale power transmission sliding ring |
| CN113404863A (en) * | 2021-06-18 | 2021-09-17 | 深圳市冠利鑫橡胶制品有限公司 | Rubber oil seal and press sealing device thereof |
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| JP2008232409A (en) * | 2007-03-23 | 2008-10-02 | Akebono Brake Ind Co Ltd | Seal ring mounting method |
| CN203471715U (en) * | 2013-08-01 | 2014-03-12 | 瑞立集团瑞安汽车零部件有限公司 | Seal ring assembling tool for plunger type brake master cylinder |
| JP2014149028A (en) * | 2013-01-31 | 2014-08-21 | Hitachi Building Systems Co Ltd | O-ring insertion jig |
| CN203863606U (en) * | 2014-04-01 | 2014-10-08 | 福建武夷烟叶有限公司 | Installation tool special for V-shaped sealing ring of hydraulic cylinder |
| CN204195679U (en) * | 2014-10-30 | 2015-03-11 | 重庆钢铁(集团)有限责任公司 | Shutoff YX hole sealing ring installation special tool under a kind of Single arm |
| CN104493780A (en) * | 2014-12-15 | 2015-04-08 | 重庆市亨尔宝电器有限公司 | Water dispenser sealing ring installing device |
| CN207893134U (en) * | 2018-02-08 | 2018-09-21 | 中钢集团西安重机有限公司 | A kind of oil cylinder V-type combination sealing installation tool |
-
2018
- 2018-02-08 CN CN201810130363.5A patent/CN108194641B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008232409A (en) * | 2007-03-23 | 2008-10-02 | Akebono Brake Ind Co Ltd | Seal ring mounting method |
| JP2014149028A (en) * | 2013-01-31 | 2014-08-21 | Hitachi Building Systems Co Ltd | O-ring insertion jig |
| CN203471715U (en) * | 2013-08-01 | 2014-03-12 | 瑞立集团瑞安汽车零部件有限公司 | Seal ring assembling tool for plunger type brake master cylinder |
| CN203863606U (en) * | 2014-04-01 | 2014-10-08 | 福建武夷烟叶有限公司 | Installation tool special for V-shaped sealing ring of hydraulic cylinder |
| CN204195679U (en) * | 2014-10-30 | 2015-03-11 | 重庆钢铁(集团)有限责任公司 | Shutoff YX hole sealing ring installation special tool under a kind of Single arm |
| CN104493780A (en) * | 2014-12-15 | 2015-04-08 | 重庆市亨尔宝电器有限公司 | Water dispenser sealing ring installing device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500893A (en) * | 2018-04-27 | 2018-09-07 | 中钢集团西安重机有限公司 | A kind of oil cylinder combined seal ring installation tool and its installation method |
| CN109968279A (en) * | 2019-04-30 | 2019-07-05 | 扬州海通电子科技有限公司 | The mounting tool and its installation method of dynamic seal ring on large-scale power transmission sliding ring |
| CN113404863A (en) * | 2021-06-18 | 2021-09-17 | 深圳市冠利鑫橡胶制品有限公司 | Rubber oil seal and press sealing device thereof |
| CN113404863B (en) * | 2021-06-18 | 2022-07-22 | 深圳市冠利鑫橡胶制品有限公司 | Rubber oil seal and press sealing device thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108194641B (en) | 2024-04-30 |
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