CN208348510U - Push rod Oil sealing assembly - Google Patents
Push rod Oil sealing assembly Download PDFInfo
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- CN208348510U CN208348510U CN201820596465.1U CN201820596465U CN208348510U CN 208348510 U CN208348510 U CN 208348510U CN 201820596465 U CN201820596465 U CN 201820596465U CN 208348510 U CN208348510 U CN 208348510U
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- oil
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- oil sealing
- pilot hole
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Abstract
The utility model provides a kind of push rod Oil sealing assembly, including preceding copper seat, copper seat and oil sealing afterwards, it is characterized in that, one oil sealing of each installation on preceding copper seat and rear copper seat, copper seat (1) is equipped with the pilot hole (14) passed through for push rod afterwards, copper seat (1) includes canister portion and the end of coaxial arrangement afterwards, end is connected with canister portion, pilot hole (14) runs through end and canister portion, end is equipped with the axial oil return hole (11) through its thickness, the one or more radial way to cycle oil (15) and axial way to cycle oil (16) for oil liquid to be flowed back to cabinet are additionally provided on copper seat afterwards；Pilot hole (14) side wall of copper seat (1) is equipped with cricoid circumferential oil-recovery tank (13) afterwards；The side wall of the pilot hole (14) of copper seat (1) is equipped with the radial oil return hole (12) through wall thickness.Utility model device simple and ingenious structure, practicability is high, and easy to use, oil sealing ability is strong.
Description
Technical field
The utility model is suitable for field of tobacco machinery, and in particular to a kind of push rod Oil sealing assembly.
Background technique
In the manufacture of cigarette product, in order to realize the shaping packaging of cigarette, Yan Bao, plume, used in equipment a large amount of
Push-rod assembly realize cigarette, Yan Bao, plume conveying.For the service life for extending push-rod assembly, the driving end such as gear of push rod
Case, cam box, rack-and-pinion case etc. are all made of certain lubricating system, are commonly oil lubrication or grease lubrication.And in push-rod assembly
Working end because directly being contacted with cigarette, Yan Bao, plume, for guarantee cigarette, the appearance and inherent quality of Yan Bao, plume,
Seek the required neat and tidy in the working end of push-rod assembly.And when driving end and working end between isolating seal mode select it is improper, every
It fails from sealing means, then drives the lubricating oil at end, lubricating grease will to exosmose along push-rod assembly, endanger cigarette, Yan Bao, plume
Appearance and inherent quality, cause machine function to lose, it is necessary to which part is changed in repairing.
YB25 packing machine (GD company model is X1, X500) four-wheel exports push-rod assembly and realizes the longitudinally fed of cigarette packet, with
The stickup of cigarette packet seal is completed in the cooperation of cigarette receiving bar.Existing four-wheel outlet push-rod assembly is by preceding copper seat I and rear 1 support guide of copper seat
And the isolating seal of driving end lubricating oil and working end is completed, copper seat I is provided with oil sealing before original design only, and oil sealing ability is obvious
Deficiency, causing equipment, push-rod assembly permeability is serious in operation, and the repair cycle is short, and time-consuming for replacement.Lead to production assurance
Ability is poor, and utilization rate of equipment and installations reduces.
Utility model content
The utility model is intended to provide a kind of push rod Oil sealing assembly, which goes out for improving YB25 packing machine four-wheel
The method of mouthful push-rod assembly permeability, it is therefore an objective to which solving the existing obvious deficiency of push-rod assembly oil sealing ability leads to that permeability is serious, influences
The problem of product quality.It is time-consuming to reduce replacement simultaneously, improves utilization rate of equipment and installations.
Solving the scheme that above-mentioned technical problem is taken is: installing the oil sealing of isolation lubricating oil additional and designs way to cycle oil.1.
Install oil sealing on copper seat 1 additional afterwards, oil sealing is by the intracorporal lubricating oil isolating seal of case, in addition the isolating seal of oil sealing is made on preceding copper seat I
With lubricating oil is isolated in cabinet by the isolating seal of two oil sealings, avoids oozing out.
Push rod moves back and forth under the guiding role of copper seat, when after copper seat 1 install oil sealing additional after, cause the profit leaked through oil sealing
Lubricating oil is shut, and cannot be flowed back；Therefore improved method further includes 2., increasing way to cycle oil: opening oil return in rear 1 pilot hole of copper seat
Slot, allowing in motion process will not be deposited in pilot hole from the lubricating oil taken out of on push rod, make its circumferential oil return on copper seat
Slot flows back to cabinet；An oil-recovery tank is increased in the front end face of rear copper seat 1 installation oil sealing, lubricating oil is after oil sealing blocks, and edge is returned in time
Axial oil return hole flow back into cabinet on oil groove, copper seat, will not assemble before oil sealing, cause oil sealing pressure increase, reduce oil sealing
Oil sealing effect.
The purpose of this utility model is achieved through the following technical solutions:
A kind of push rod Oil sealing assembly, including preceding copper seat, rear copper seat and oil sealing, one oil of each installation on preceding copper seat and rear copper seat
Envelope, rear copper seat are equipped with the pilot hole that passes through for push rod, be additionally provided on rear copper seat for by oil liquid flow back to one of cabinet or
A plurality of way to cycle oil, the way to cycle oil include radial way to cycle oil (15) and axial way to cycle oil, radial way to cycle oil and axis
It is connected to way to cycle oil；
Further, rear copper seat is equipped with a plurality of way to cycle oil, and a plurality of radial direction way to cycle oil is circumferentially uniform along rear copper seat end face
Arrangement, a plurality of axial direction way to cycle oil are evenly arranged along pilot hole side wall；
Further, the axial way to cycle oil is curvilinear structures, and axial way to cycle oil is in pilot hole side wall direction in the axial direction
Convolution extends；
Further, the pilot hole of rear copper seat one end is provided with expanding structure, and counter bore diameter d2 is greater than guiding bore dia d1；Expand
Hole and the junction of pilot hole are equipped with the annular end face to extend internally, and annular end face is equipped with radial way to cycle oil, and canister portion is led
It is equipped with axial way to cycle oil to hole side wall, radial way to cycle oil (15) is connected with circumferential way to cycle oil；
Further, rear copper seat include coaxial arrangement canister portion and end, end be connected with canister portion, pilot hole through end with
Canister portion, end are equipped with the axial oil return hole through its thickness；
Further, rear copper seat is matched with oil sealing, and oil sealing is placed in the reaming of rear copper seat, and push rod and oil sealing are interference fitted,
Oil sealing and reaming are interference fitted, and internal diameter D3≤rod diameter of oil sealing, and the outer diameter of oil sealing is D1 >=guiding bore dia d1；Oil
The thickness B2 of envelope >=reaming thickness B1；
Further, the pilot hole side wall of rear copper seat is equipped with cricoid circumferential oil-recovery tank；
Further, the side wall of the pilot hole of rear copper seat is equipped with the radial oil return hole through wall thickness；
Further, rear copper seat include coaxial arrangement canister portion and end, end be connected with canister portion, pilot hole through end with
Canister portion, the pilot hole of end are equipped with reaming, and reaming and pilot hole junction are equipped with annular end face；Annular end face is equipped with radial return
Oily access, radial way to cycle oil are connected to axial oil return hole；End is equipped with the axial oil return hole through its thickness, axial oil return
Hole is connected to reaming；The pilot hole side wall of canister portion is equipped with circumferential oil-recovery tank, prolongs through the radial oil return hole of wall thickness and along axial direction
The axial way to cycle oil stretched, axial way to cycle oil are connected to circumferential oil-recovery tank, and axial way to cycle oil depth is less than circumferential oil return
Groove depth；In reaming, oil sealing one end is pressed on annular end face oil sealing, and oil sealing and reaming are interference fitted；Push rod and oil sealing
Interference fit.
The beneficial effects of the utility model are: 1, the utility model is by increasing oil sealing in rear copper seat 1, with preceding copper seat I
It acts on simultaneously, is equivalent to and is provided with twice isolation barrier to push-rod assembly, ensure that the isolating power of push-rod assembly；2, after wherein
Copper seat 1 plays main isolating seal, and preceding copper seat I plays auxiliary isolation features.It is axially and radially returned by being arranged in rear copper seat 1
The lubricating oil leaked in rear copper seat 1 is led back cabinet in time, reduces lubricating oil and let out by oil groove in conjunction with the way to cycle oil before improvement
Leakage quantity also reduces oil sealing pressure, the sealing effect of copper seat I before being further ensured that.3, the replacement week of push rod shaft, copper seat is extended
Phase has saved cost, improves utilization rate of equipment and installations, production assurance ability.4, utility model device simple and ingenious structure, it is real
With property height.
In conclusion the utility model has easy to use, the strong feature of oil sealing ability, there is wide answer in tobacco business
Use prospect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of rear copper seat described in the utility model；
Fig. 2 is the schematic diagram of internal structure of copper seat after the utility model；
Fig. 3 is the upper oil sealing installation space schematic diagram of rear copper seat described in the utility model；
Fig. 4 is oil enveloping structure schematic diagram described in the utility model；
Fig. 5 is way to cycle oil structural schematic diagram described in the utility model；
Fig. 6 is the schematic diagram after rear copper seat described in the utility model and oil sealing assembly；
Description of symbols: copper seat after 1-；11- axial direction oil return hole；12- radial direction oil return hole；13 circumferential oil-recovery tanks；14- is led
Xiang Kong；15- radial direction way to cycle oil；16- axial direction way to cycle oil；2- oil sealing.
Specific embodiment
The preferred embodiment of the utility model is illustrated with reference to the accompanying drawing.
Embodiment 1:
A kind of push rod Oil sealing assembly, including preceding copper seat, rear copper seat and oil sealing, one oil of each installation on preceding copper seat and rear copper seat
Envelope, rear copper seat are equipped with the pilot hole that passes through for push rod, be additionally provided on rear copper seat for by oil liquid flow back to one of cabinet or
A plurality of way to cycle oil, the way to cycle oil include radial way to cycle oil and axial way to cycle oil, and radial way to cycle oil is returned with axial
Oily access connection；
In certain preferred embodiments, rear copper seat is equipped with a plurality of way to cycle oil, and a plurality of radial direction way to cycle oil is along rear copper seat
End face is arranged circumferentially, and a plurality of axial direction way to cycle oil is evenly arranged along pilot hole side wall.
In another preferred embodiment, the axial way to cycle oil is curvilinear structures, and axial way to cycle oil is in pilot hole side
Direction convolution extends wall in the axial direction；
In certain preferred embodiments, the pilot hole of rear copper seat one end is provided with expanding structure, and counter bore diameter d2, which is greater than, to be led
To bore dia d1；The junction of reaming and pilot hole is equipped with the annular end face to extend internally, and annular end face is equipped with radial oil return
Access, the pilot hole side wall of canister portion are equipped with axial way to cycle oil, and radial way to cycle oil is connected with circumferential way to cycle oil；
In certain preferred embodiments, rear copper seat includes that the canister portion of coaxial arrangement and end, end are connected with canister portion, is oriented to
End and canister portion are run through in hole, and end is equipped with the axial oil return hole through its thickness；Copper seat is matched with oil sealing afterwards, and oil sealing is placed in
Afterwards in the reaming of copper seat, push rod and oil sealing are interference fitted, and oil sealing and reaming are interference fitted, and internal diameter D3≤push rod of oil sealing is straight
Diameter, the outer diameter of oil sealing are D1 >=guiding bore dia d1；The thickness B2 of oil sealing >=reaming thickness B1；
In certain preferred embodiments, the pilot hole side wall of rear copper seat is equipped with cricoid circumferential oil-recovery tank；
In certain preferred embodiments, the side wall of the pilot hole of rear copper seat is equipped with the radial oil return hole through wall thickness；
In certain preferred embodiments, rear copper seat includes that the canister portion of coaxial arrangement and end, end are connected with canister portion, is oriented to
End and canister portion are run through in hole, and the pilot hole of end is equipped with reaming, and reaming and pilot hole junction are equipped with annular end face；Annular end face
It is equipped with radial way to cycle oil, radial way to cycle oil is connected to axial oil return hole；End is equipped with the axial direction time through its thickness
Oilhole, axial oil return hole are connected to reaming；The pilot hole side wall of canister portion is equipped with circumferential oil-recovery tank, the radial oil return through wall thickness
Hole and the axial way to cycle oil axially extended, axial way to cycle oil are connected to circumferential oil-recovery tank, and axial way to cycle oil depth
Less than circumferential oil return groove depth；Oil sealing is in reaming, and oil sealing one end is pressed on annular end face, and oil sealing is matched with reaming interference
It closes；Push rod and oil sealing interference fit.
Embodiment 2:
According to the present invention will be described in detail below with reference to the accompanying drawings.The oil sealing 2 that the utility model is selected is as shown in figure 3, its internal diameter
D3 is 14mm, and outer diameter D 1 is 24mm, and oil sealing thickness B2 is 7mm.The terminal guide hole reaming of copper seat 1 and oil sealing 2 cooperate afterwards, push rod
Pilot hole guide-localization after oil sealing 2 after on copper seat 1.One wide depth of milling is that the radial direction of 2mm is returned on rear copper seat 1
11 connection of axial oil return hole on oily access 15, with rear copper seat 1；One wide depth of milling is on the pilot hole of rear copper seat 1
The axial way to cycle oil (16) of 2mm, with circumferential oil-recovery tank (13) connection on rear copper seat 1, on circumferential oil-recovery tank and rear copper seat 1
Radial oil return hole (12) connection.
Before the most lubrication oil seals taken out of by push rod are got lodged in rear copper seat 1 by increased oil sealing (2), prevent from largely moistening
Lubricating oil flows to copper seat I, can reduce the oil sealing pressure of copper seat I.By a small amount of lubricating oil a part of oil sealing (2) leakage through radial oil return
After access (15), cabinet is flowed back to by the axial oil return hole (11) on rear copper seat 1；A part is led to after entering pilot hole by axial oil return
Road (16) flows into circumferential oil-recovery tank (13), returns to cabinet after radial oil return hole (12) and axial oil return hole (11)；Therefore, it can protect
There is no lubricating oil or only a small amount of lubricating oil after card between copper seat 1 and preceding copper seat I.Before a small amount of lubricating oil flows to after copper seat I because
The oil sealing of preceding copper seat I stops, and copper seat 1 is back to cabinet after.Preceding copper seat I and rear copper seat 1 realize the close of cabinet lubricating oil jointly
Envelope.There is oil sealing effect compared to the only preceding copper seat I of former scheme, improved scheme forms twice oil sealing in rear copper seat 1 and preceding copper seat I
Barrier greatly improves oil sealing effect.In fact the scheme before installing oil sealing additional is before replacement after copper seat I or oil sealing, and work is not
It was permeability phenomenon occur by 24 hours, it is at least oil-tight in 500 hour duty cycle after the rear installation of copper seat 1 oil sealing.This is practical
It is novel reduce before copper seat I, oil sealing, push rod shaft the replacement frequency, improve device efficiency and also ensure product quality.
The utility model can solve the problems, such as that YB25 packing machine four-wheel exports push-rod assembly permeability, and structure is simply easy to real
It is existing, and oil sealing works well；Since push-rod assembly largely applies in cigarette packet packaging process, so, the application of the utility model
There is distinct economic, has broad application prospects in tobacco business.
Finally it should be noted that: above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System；Although the utility model has been described in detail with reference to the preferred embodiment, those of ordinary skill in the art should
Understand: specific implementation of the utility model can still be modified or is equally replaced to some technical characteristics
It changes；Without departing from the spirit of technical solutions of the utility model, should all cover in the claimed technical solution of the utility model
In range.
Claims (9)
1. a kind of push rod Oil sealing assembly, including preceding copper seat, rear copper seat and oil sealing, which is characterized in that each on preceding copper seat and rear copper seat
One oil sealing is installed, rear copper seat (1) is equipped with the pilot hole (14) passed through for push rod, is additionally provided on rear copper seat for falling oil liquid
One or more way to cycle oil of cabinet is flowed back to, the way to cycle oil includes radial way to cycle oil (15) and axial way to cycle oil
(16), radial way to cycle oil (15) is connected to axial way to cycle oil (16).
2. a kind of push rod Oil sealing assembly according to claim 1, which is characterized in that rear copper seat is logical equipped with a plurality of oil return
Road, a plurality of radial direction way to cycle oil are arranged circumferentially along rear copper seat end face, and a plurality of axial direction way to cycle oil is uniform along pilot hole side wall
Arrangement.
3. a kind of push rod Oil sealing assembly according to claim 1, which is characterized in that the axial direction way to cycle oil is curve knot
Structure, in pilot hole side wall, direction convolution extends axial way to cycle oil in the axial direction.
4. a kind of push rod Oil sealing assembly according to claim 1, which is characterized in that the pilot hole of rear copper seat one end is provided with expansion
Pore structure, counter bore diameter d2 are greater than guiding bore dia d1；The junction of reaming and pilot hole is equipped with the annular end face to extend internally,
Annular end face is equipped with radial way to cycle oil (15), and the pilot hole side wall of canister portion is equipped with axial way to cycle oil (16), radial to return
Oily access (15) is connected with circumferential way to cycle oil (16).
5. a kind of push rod Oil sealing assembly according to claim 1, which is characterized in that rear copper seat (1) includes coaxial arrangement
Canister portion and end, end are connected with canister portion, and pilot hole (14) runs through end and canister portion, and end is equipped with the axial direction through its thickness
Oil return hole (11).
6. a kind of push rod Oil sealing assembly according to claim 4, which is characterized in that rear copper seat (1) and oil sealing (2) match
It closes, oil sealing (2) is placed in the reaming of rear copper seat (1), and push rod and oil sealing are interference fitted, and oil sealing and reaming are interference fitted, and oil sealing
Internal diameter D3≤rod diameter, the outer diameter of oil sealing is D1 >=guiding bore dia d1；The thickness B2 of oil sealing (2) >=reaming thickness B1.
7. -6 any a kind of push rod Oil sealing assembly according to claim 1, which is characterized in that the pilot hole of rear copper seat (1)
(14) side wall is equipped with cricoid circumferential oil-recovery tank (13).
8. -6 any a kind of push rod Oil sealing assembly according to claim 1, which is characterized in that the pilot hole of rear copper seat (1)
(14) side wall is equipped with the radial oil return hole (12) through wall thickness.
9. any a kind of push rod Oil sealing assembly according to claim 1-6, it is characterised in that:
Copper seat (1) includes that the canister portion of coaxial arrangement and end, end are connected with canister portion afterwards, and pilot hole (14) runs through end and cylinder
Portion, the pilot hole of end are equipped with reaming, and reaming and pilot hole junction are equipped with annular end face；
Annular end face is equipped with radial way to cycle oil (15), and radial way to cycle oil (15) is connected to axial oil return hole (11)；
End is equipped with the axial oil return hole (11) through its thickness, and axial oil return hole (11) is connected to reaming；
The pilot hole side wall of canister portion be equipped with circumferential oil-recovery tank (13), through wall thickness radial oil return hole (12) and axially extend
Axial way to cycle oil, axial way to cycle oil (16) be connected to circumferential oil-recovery tank (13), and axial direction way to cycle oil (16) depth is small
In circumferential oil-recovery tank (13) depth；
In reaming, oil sealing one end is pressed on annular end face oil sealing (2), and oil sealing (2) and reaming are interference fitted；Push rod and oil
Envelope interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820596465.1U CN208348510U (en) | 2018-04-25 | 2018-04-25 | Push rod Oil sealing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820596465.1U CN208348510U (en) | 2018-04-25 | 2018-04-25 | Push rod Oil sealing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208348510U true CN208348510U (en) | 2019-01-08 |
Family
ID=64887320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820596465.1U Active CN208348510U (en) | 2018-04-25 | 2018-04-25 | Push rod Oil sealing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208348510U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032186A (en) * | 2020-08-28 | 2020-12-04 | 东风汽车股份有限公司 | Lubricated round pin axle limit structure of equipartition formula |
| CN114135586A (en) * | 2021-10-28 | 2022-03-04 | 四川中烟工业有限责任公司 | Novel oil seal seat |
-
2018
- 2018-04-25 CN CN201820596465.1U patent/CN208348510U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032186A (en) * | 2020-08-28 | 2020-12-04 | 东风汽车股份有限公司 | Lubricated round pin axle limit structure of equipartition formula |
| CN112032186B (en) * | 2020-08-28 | 2021-09-21 | 东风汽车股份有限公司 | Lubricated round pin axle limit structure of equipartition formula |
| CN114135586A (en) * | 2021-10-28 | 2022-03-04 | 四川中烟工业有限责任公司 | Novel oil seal seat |
| CN114135586B (en) * | 2021-10-28 | 2023-11-10 | 四川中烟工业有限责任公司 | Novel oil seal seat |
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