CN208474507U - Wire drawing machine main shaft sealing device - Google Patents
Wire drawing machine main shaft sealing device Download PDFInfo
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- CN208474507U CN208474507U CN201821035519.3U CN201821035519U CN208474507U CN 208474507 U CN208474507 U CN 208474507U CN 201821035519 U CN201821035519 U CN 201821035519U CN 208474507 U CN208474507 U CN 208474507U
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- sealing
- main shaft
- bearing
- labyrinth
- oil
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Abstract
The utility model discloses a kind of wire drawing machine main shaft sealing devices, including transmission case body, seal the bearing block being connected on transmission case body, pass through transmission main shaft of the bearing rotating support in bearing block, sealing is fixed with oil baffle and sealing spacer ring on transmission main shaft, oil baffle is located between bearing and sealing spacer ring, labyrinth spacer is provided in inner hole of bearing seat, end cover is installed in bearing block outer side seal, labyrinth spacer is between bearing and end cover, the step surface side of labyrinth spacer inner ring protrusion is adjacent with the raised step side of oil baffle, sealing labyrinth is equipped between the other side and the raised step side for sealing spacer ring, folded annular seal is equipped between end cover inner hole and sealing spacer ring；It is equipped with oil-recovery tank in bearing block hole wall lowest point, is interlinked on the inside of the sealing labyrinth, bearing top circle and folded annular seal with oil-recovery tank, oil-recovery tank is led to by oil return pipe and transmission case body inner cavity.It can guarantee the sealing performance of wire drawing machine transmission main shaft, and long service life using the wire drawing machine main shaft sealing device of the utility model, maintenance is convenient.
Description
Technical field
The utility model relates to changing for a kind of cable production equipment more particularly to a kind of main shaft sealing device of wire drawing machine
Into.
Background technique
Wire drawing machine is the important equipment in wire and cable product line, copper aluminium wire raw material are passed through pulling wheel and wire drawing die
Drawing elongation, is made specification required for cable, and in copper aluminium wire pulling process, copper aluminium wire generates plastic deformation, this
The plastic deformation of metal material needs very big pulling capacity, thus wire drawing machine needs to provide very powerful driving power, and draws
The transmission mechanism of silk machine must have good lubrication, can guarantee the normal good operation of wire drawing machine, especially wire drawing machine
At transmission main shaft bearing, load is heavier, with greater need for good lubrication.The transmission main shaft of wire drawing machine be located at transmission case body on the outside of
Power transmission connection is driven, and passes through transmission case body and transmits power to the driving wheel of the intracorporal each pulling wheel of transmission case, transmission
The intracorporal driving wheel of case generallys use spray lubrication, and the bearing of transmission main shaft is also required to leaching oil lubrication, this make transmission main shaft with
Seal request between transmission case body can be very high, the common sealing device such as combination sealing of lip seal circle or typical seal
Service using life is short, and maintenance is inconvenient, it is impossible to hold its seal under energy stably in a long term.
Utility model content
For above-mentioned deficiency present in the prior art, the technical problem to be solved by the utility model is to provide a kind of drawings
Silk owner's shaft sealer, it is ensured that the sealing performance of wire drawing machine transmission main shaft, and long service life, maintenance are convenient.
In order to solve the above-mentioned technical problem, a kind of wire drawing machine main shaft sealing device of the utility model, including transmission case body,
Bearing block, the transmission main shaft by bearing rotating support in bearing block being connected on transmission case body are sealed, in transmission main shaft
Upper sealing is fixed with oil baffle and sealing spacer ring, and oil baffle is located between bearing and sealing spacer ring, is arranged in inner hole of bearing seat
There is labyrinth spacer, end cover is installed in bearing block outer side seal, labyrinth spacer is between bearing and end cover, labyrinth
The step surface side of spacer inner ring protrusion is adjacent with the raised step side of oil baffle, the raised step of the other side and sealing spacer ring
It is equipped with sealing labyrinth between side, folded annular seal is equipped between end cover inner hole and sealing spacer ring；In bearing block hole wall
Lowest point is equipped with oil-recovery tank, interlinks on the inside of the sealing labyrinth, bearing top circle and folded annular seal with oil-recovery tank, and oil-recovery tank is logical
Oil return pipe is crossed to lead to transmission case body inner cavity.
In said structure, it is fixed with oil baffle and sealing spacer ring due to sealing on transmission main shaft, oil baffle is located at axis
It holds and seals between spacer ring, labyrinth spacer is provided in inner hole of bearing seat, end cover is installed in bearing block outer side seal,
Labyrinth spacer is between bearing and end cover, the step surface side of labyrinth spacer inner ring protrusion and the raised step of oil baffle
Side is adjacent, and sealing labyrinth is equipped between the other side and the raised step side for sealing spacer ring, in end cover inner hole and sealing
Folded annular seal is equipped between spacer ring, then set oil baffle will form first of isolation, to the major part entered in bearing
Lubricating oil, which is formed, to be stopped, and set sealing labyrinth will form second sealing between labyrinth spacer and sealing spacer ring, to from
The lubricating oil of oil baffle outer ring exudation is sealed off, and the folded ring for being set to end cover inner hole and sealing between spacer ring is close
Sealing is that ring is folded in general sealing, and sealing performance is superior, will add to the micro lubricating oil for being possible to leak out from sealing labyrinth
Further to seal off, thoroughly lubrication can be fully sealed for triple seal, to can guarantee wire drawing machine transmission main shaft
Sealing performance, and triple seal does not use contact seal part, and mechanical wear is few, calorific value is small, long service life, substantially
It does not need to replace, maintenance is convenient.Again due to being equipped with oil-recovery tank, the sealing labyrinth, bearing in bearing block hole wall lowest point
It interlinks on the inside of outer circle and folded annular seal with oil-recovery tank, oil-recovery tank is led to by oil return pipe and transmission case body inner cavity, then keeps off oil
The lubricating oil of circle, sealing labyrinth and folded annular seal institute hermetic barrier is directly flow in transmission case body from oil-recovery tank, will not be right
Lower sealing together forms sealed pressure, can better lift-off seal performance.
A kind of preferred embodiment of the utility model, the sealing labyrinth be labyrinth spacer step side and sealing every
The set at least twice bumps ring being mutually inserted on the raised step side of circle.Using the embodiment, the sealing of rotation
The sealing labyrinth of at least twice bumps ring constituted between spacer ring and the labyrinth spacer of static state can form multiple gap of shutting off,
Generating passage resistance to liquid reduces flow, and sealing effect is ideal.
Another preferred embodiment of the utility model is equipped with two between the end cover inner hole and sealing spacer ring
Folded annular seal.Using the embodiment, two folded annular seals are arranged in axially spaced-apart, can increase sealing reliability, into one
Step guarantees sealing performance.
Another preferred embodiment of the utility model is equipped with oil return annular groove, institute between described two folded annular seals
Led to by annular groove oil pipe and transmission case body inner cavity the lowest point for stating oil return annular groove.Using the embodiment, to being possible to from interior
The lubricating oil that the folded annular seal in side leaks out, which will be isolated by oil return annular groove and pass through annular groove oil pipe, exports to transmission case body
It is interior, make the folded annular seal in outside almost without that may be in contact with lubricating oil, sealing performance has been completely secured.
The utility model further preferred embodiment is provided with tank filler sleeve, tank filler sleeve and axis on the bearing block
Working face is held to lead to.Using the embodiment, main shaft bearing can be made reliably to be lubricated, guarantee the runnability of wire drawing machine
Energy.
Another further preferred embodiment of the utility model, the transmission main shaft pass through two rolling bearing rotating supports
In bearing block, the working face of the tank filler sleeve and two bearings that are arranged on bearing block leads to.Using the embodiment, rolling bearing
Go slick, resistance is small, transmission efficiency is high, and it is directly oily to obtain tank filler sleeve on bearing block, and operating service performance is good.
The another further preferred embodiment of the utility model is set between the labyrinth spacer and end cover end face
There are the groove and bulge loop of mutual inserting.Using the embodiment, one can be increased again between sealing labyrinth and folded annular seal
Road labyrinth sealing, further enhances sealing performance.
Detailed description of the invention
The utility model wire drawing machine main shaft sealing device is made in the following with reference to the drawings and specific embodiments further detailed
Explanation.
Fig. 1 is a kind of structural schematic diagram of specific embodiment of the utility model wire drawing machine main shaft sealing device；
Fig. 2 is the partial enlarged view at sealing device position in structure shown in Fig. 1.
In figure: 1- transmission case body, 2- annular groove oil pipe, 3- bearing block, 4- oil return pipe, 5- oil-recovery tank, 6- end cover, 7- are returned
Oil ring groove, 8- fold annular seal, 9- transmission main shaft, 10- sealing spacer ring, 11- oil baffle, 12- sealing labyrinth, the labyrinth 13- spacer,
14- bearing, 15- tank filler sleeve.
Specific embodiment
In Fig. 1 and wire drawing machine main shaft sealing device shown in Fig. 2, transmission case body 1 is the basic components of wire drawing machine, wire drawing
The main working parts pulling wheel rotating support of machine is on transmission case body 1, and each pulling wheel is by rotating support on transmission case body 1
Transmission main shaft 9 is driven by gear, and for each transmission gear by bath lubrication in transmission case body 1, the overhanging end of transmission main shaft 9 is logical
14 rotating support of bearing is crossed on bearing block 3, bearing block 3 is sealed by sealing ring or gasket and transmission case body 1 and passes through spiral shell
Nail is fixedly connected, and bearing 14 is made of the deep-groove ball single facer bearing in outside and the roller bearing in inside, in axis
It holds and is provided with tank filler sleeve 15 on seat 3, working face of the tank filler sleeve 15 between two rolling bearings with two rolling bearings leads to.
Oil baffle 11 and sealing spacer ring 10 are fixed on transmission main shaft 9, on oil baffle 11 and sealing 10 inner hole of spacer ring
Sealing ring is installed and transmission main shaft 9 keeps sealing, oil baffle 11 is located between bearing 14 and sealing spacer ring 10, in bearing block 3
It is provided with labyrinth spacer 13 in inner hole, end cover 6 is installed on the outside of bearing block 3, end cover 6 passes through sealing ring or sealing
Pad seals with 3 phase of bearing block and passes through screw to be fixedly connected with bearing block 3, and labyrinth spacer 13 is located at bearing 14 and end cover 6
Between；The step surface side of 13 inner ring of labyrinth spacer protrusion is adjacent with the raised step side of oil baffle 11, the other side and sealing
Sealing labyrinth 12 is equipped between the raised step side of spacer ring 10, sealing labyrinth 12 is the step side and sealing of labyrinth spacer 13
The set at least twice bumps ring being mutually inserted, spacer 13 and sealed end in labyrinth between the raised step side of spacer ring 10
The groove and bulge loop of mutual inserting are equipped between 6 end face of lid；It is close that folded ring is equipped between 6 inner hole of end cover and sealing spacer ring 10
Sealing 8, folding 8 quantity of annular seal is two pieces, and oil return annular groove 7 is equipped between two folded annular seals 8, and the setting of oil return annular groove 7 exists
On end cover 6, the lowest point of oil return annular groove 7 is led to by annular groove oil pipe 2 and 1 inner cavity of transmission case body；3 hole wall of bearing block most
Lower be equipped with oil-recovery tank 5, sealing labyrinth 12,14 outer circle of bearing and positioned inside a folded annular seal 8 inside and oil-recovery tank 5
It interlinks, oil-recovery tank 5 is led to by oil return pipe 4 and 1 inner cavity of transmission case body.
Some preferred embodiments of the utility model are only listed above, but the utility model is not limited thereto, also
Many modifications and variations can be made.It is made of, and can be by sliding two rolling bearings as the bearing 14 may not be
Dynamic bearing is constituted；8 quantity of folded annular seal may not be for two pieces, and can be one, can also be three or more
More than one piece correspondingly can be equipped with oil return annular groove 7 between adjacent two folded annular seal 8.And so on, as long as practical at this
Made improvement and transformation, are regarded as falling into the protection scope of the utility model on the basis of novel basic principle.
Claims (7)
1. a kind of wire drawing machine main shaft sealing device, the bearing block being connected on transmission case body (1) including transmission case body (1), sealing
(3), pass through transmission main shaft (9) of bearing (14) rotating support in bearing block (3), it is characterised in that: on transmission main shaft (9)
Sealing is fixed with oil baffle (11) and sealing spacer ring (10), and oil baffle (11) is located between bearing (14) and sealing spacer ring (10),
Labyrinth spacer (13) are provided in bearing block (3) inner hole, outer side seal is equipped with end cover (6), labyrinth in bearing block (3)
Spacer (13) is located between bearing (14) and end cover (6), the step surface side of labyrinth spacer (13) inner ring protrusion and gear oil
The raised step side for enclosing (11) is adjacent, and sealing labyrinth is equipped between the other side and the raised step side for sealing spacer ring (10)
(12), folded annular seal (8) are equipped between end cover (6) inner hole and sealing spacer ring (10)；In bearing block (3), hole wall is minimum
Place is equipped with oil-recovery tank (5), the sealing labyrinth (12), bearing (14) outer circle and folded annular seal (8) inside and oil-recovery tank (5) phase
Lead to, oil-recovery tank (5) is led to by oil return pipe (4) and transmission case body (1) inner cavity.
2. wire drawing machine main shaft sealing device according to claim 1, it is characterised in that: the sealing labyrinth (12) is labyrinth
The step side of spacer (13) and at least twice being mutually inserted set on the raised step side of sealing spacer ring (10) are recessed
Bulge loop.
3. wire drawing machine main shaft sealing device according to claim 1, it is characterised in that: in the end cover (6) inner hole
Two folded annular seals (8) are equipped between sealing spacer ring (10).
4. wire drawing machine main shaft sealing device according to claim 3, it is characterised in that: in described two folded annular seals (8)
Between be equipped with oil return annular groove (7), the lowest point of the oil return annular groove (7) is logical by annular groove oil pipe (2) and transmission case body (1) inner cavity
Even.
5. wire drawing machine main shaft sealing device according to claim 1, it is characterised in that: be arranged on the bearing block (3)
Have tank filler sleeve (15), tank filler sleeve (15) leads to bearing (14) working face.
6. wire drawing machine main shaft sealing device according to claim 1, it is characterised in that: the transmission main shaft (9) passes through two
Rolling bearing rotating support is in bearing block (3), the work of the tank filler sleeve (15) and two rolling bearings that are arranged on bearing block (3)
Lead in face.
7. wire drawing machine main shaft sealing device according to claim 1, it is characterised in that: the labyrinth spacer (13) with it is close
The groove and bulge loop of mutual inserting are equipped between sealing end lid (6) end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821035519.3U CN208474507U (en) | 2018-07-03 | 2018-07-03 | Wire drawing machine main shaft sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821035519.3U CN208474507U (en) | 2018-07-03 | 2018-07-03 | Wire drawing machine main shaft sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208474507U true CN208474507U (en) | 2019-02-05 |
Family
ID=65212340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821035519.3U Active CN208474507U (en) | 2018-07-03 | 2018-07-03 | Wire drawing machine main shaft sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208474507U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116792415A (en) * | 2023-06-19 | 2023-09-22 | 清研新能源汽车工程中心（襄阳）有限公司 | High-speed bearing pedestal |
-
2018
- 2018-07-03 CN CN201821035519.3U patent/CN208474507U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116792415A (en) * | 2023-06-19 | 2023-09-22 | 清研新能源汽车工程中心（襄阳）有限公司 | High-speed bearing pedestal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wire drawing machine main shaft sealing device Effective date of registration: 20200414 Granted publication date: 20190205 Pledgee: Jintang Huijin Village Bank Co.,Ltd. Pledgor: JIANGSU HONTA MACHINERY Co.,Ltd. Registration number: Y2020980001475 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230320 Granted publication date: 20190205 Pledgee: Jintang Huijin Village Bank Co.,Ltd. Pledgor: JIANGSU HONTA MACHINERY Co.,Ltd. Registration number: Y2020980001475 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |