CN108317179A - Fixing bearing case - Google Patents
Fixing bearing case Download PDFInfo
- Publication number
- CN108317179A CN108317179A CN201810192761.XA CN201810192761A CN108317179A CN 108317179 A CN108317179 A CN 108317179A CN 201810192761 A CN201810192761 A CN 201810192761A CN 108317179 A CN108317179 A CN 108317179A
- Authority
- CN
- China
- Prior art keywords
- case
- fixing
- fixing bearing
- housing
- fixing axle
- 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.)
- Pending
Links
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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/061—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing mounting a plurality of bearings side by side
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/723—Shaft end sealing means, e.g. cup-shaped caps or covers
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C37/00—Cooling of bearings
- F16C37/007—Cooling of bearings of rolling bearings
-
- 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
- F16J15/44—Free-space packings
- F16J15/447—Labyrinth packings
- F16J15/4472—Labyrinth packings with axial path
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The claimed fixing bearing case of the present invention, including fixing axle, the fixing bearing housing-case and fixing bearing case drive end bearing bracket being set in fixing axle;It is embedded with a copper ring between the fixing bearing case drive end bearing bracket and fixing axle, multiple ventholes are offered on the periphery of the copper ring;An air admission hole is offered on the periphery of the fixing bearing case drive end bearing bracket, the wherein described copper ring offers diversion trench on the side end face towards the enterprising stomata position of the fixing bearing case drive end bearing bracket, and the diversion trench on the copper ring is connected with venthole.The present invention is when in use, identical air pressure can be formed between fixing axle and fixing bearing case drive end bearing bracket in 360 ° of each orientation in gap, gas-tight seal effect is realized with this, fixing axle is ensured that so when rotating at high speed, any direction can accomplish gas-tight seal, it prevents fine impurities from entering in the fixing bearing case, and then plays the function of extending fixing axle service life and improve fixing axle precision.
Description
Technical field
The invention belongs to bearing housing correlative technology fields, more particularly to a kind of fixation applied on diamond cutting line slicing machine
Bearing housing.
Background technology
Diamond cutting line slicing machine is mainly to utilize the diamond that molecule is inlayed on steel wire, to make diamond wire, by
It is provided with the miniature sawtooth of diamond in diamond wire, thus diamond wire itself is provided with cutting power, by diamond wire on guide roller
It is made into Buddha's warrior attendant gauze, then by the high-speed motion of Buddha's warrior attendant gauze, crystal bar is cut into the machine of silicon wafer.Wherein, fixing axle
Hold the important component that case is diamond cutting line slicing machine.
It is appreciated that fixing bearing case is applied on diamond cutting line slicing machine in use, around corresponding to fixing bearing case
Working environment diffuses various tiny impurity and steam, in the prior art the sealing effect of the fixing axle front end on fixing bearing case
Fruit is poor, and tiny impurity can enter in fixing axle, to reduce the service life of fixing axle and the precision of fixing axle, no
The use demand of people can be met well.
Invention content
Based on this, it is necessary to for the above technical problems, provide a kind of fixing bearing case.
Specifically, a kind of fixing bearing case, including fixing axle, the fixing bearing housing-case being set in fixing axle and fixing bearing
Case drive end bearing bracket;The madial wall towards fixing axle and pass through multiple angular contact ball bearings between fixing axle on the fixing bearing housing-case
Rotation connection is socketed with stainless steel sleeve on the lateral wall of the fixing bearing housing-case, be used in combination connector and fixing bearing housing-case into
Row is fixedly connected;The fixing axle is fixed with hubcap in the side end set on fixing bearing housing-case, wherein the fixing axle
The end for holding housing-case is fixedly connected with rear end cap, to carry out the cover to hubcap;The fixing bearing case drive end bearing bracket and fixing axle
Between be embedded with a copper ring, offer multiple ventholes on the periphery of the copper ring;The circle of the fixing bearing case drive end bearing bracket
An air admission hole is offered on circumferential surface, wherein the copper ring is towards the enterprising stomata position of the fixing bearing case drive end bearing bracket
A side end face on offer diversion trench, and the diversion trench on the copper ring is connected with venthole.
As the preferred embodiment of the present invention, the fixing axle offers maze trough in the side towards copper ring, with copper ring
On venthole cooperation, the common hermetic seal realized to fixing axle.
As the preferred embodiment of the present invention, the maze trough in the fixing axle includes three grooves, fixed successively from outside to inside
Justice is the first groove, the second groove and third groove, wherein the slot bottom of first groove is set as and the periphery on copper ring
The slot bottom of parallel periphery, second groove and third groove is disposed as the conical surface being inclined outwardly.
As the preferred embodiment of the present invention, the copper ring is arranged in the fixing axle where the first groove and the second groove
Position at.
As the preferred embodiment of the present invention, multiple ventholes are equably offered on the periphery of the copper ring, and described
The aperture of multiple ventholes is unequal.
As the preferred embodiment of the present invention, it is provided with cooling recirculation system on the fixing bearing housing-case, for solid to this
Determine bearing housing and carries out water cooling.
As the preferred embodiment of the present invention, the fixing bearing housing-case includes end cap portions and housing-case portion, in the housing-case portion
Multiple annular grooves are disposed with, wherein being connected to channel between two neighboring annular groove;The periphery wall of the end cap portions
On offer inlet opening and apopore, offer the water outlet being connected to inlet opening in the housing-case portion, be connected to apopore
Water inlet.
As the preferred embodiment of the present invention, water outlet and water inlet in the housing-case portion are respectively disposed at the ring in housing-case portion
In shape slot, and a sealing ring, the sealing ring phase are respectively sleeved in the annular groove in two outsides of the water outlet and water inlet
Annular groove in housing-case portion is outwardly protruded, and with stainless steel sleeve tight fit.
As the preferred embodiment of the present invention, divide with being used to be connected to the channel spacing of two neighboring annular groove in the housing-case portion
Two opposite sides of the cloth in housing-case portion.
As the preferred embodiment of the present invention, on the fixing bearing housing-case inlet opening and water outlet and apopore with into
It is connected to by the inner flow passage of fixing bearing housing-case between the mouth of a river.
The application of Pass through above-mentioned technical proposal, the present invention have the following advantages that compared to the prior art:
The claimed fixing bearing case of the present invention, by between fixing axle and fixing bearing case drive end bearing bracket copper ring it is reasonable
Structure setting so that the fixing bearing case is applied on diamond cutting line slicing machine in use, can be before fixing axle and fixing bearing case
The each orientation of 360 ° of gap forms identical air pressure between end cap, and gas-tight seal effect is realized with this, is ensured that in this way
When rotating at high speed, any direction can accomplish gas-tight seal fixing axle, prevent the fine impurities from entering the fixing bearing
In case, and then play the function of extending fixing axle service life and improve fixing axle precision.
Description of the drawings
Fig. 1 is the exploded view of fixing bearing case provided by the present invention.
Fig. 2 is the sectional view of fixing bearing case provided by the present invention.
Fig. 3 is the structural schematic diagram of fixing bearing housing-case in the present invention.
Wherein, 10, fixing axle;11, the first groove;12, the second groove;13, third groove;20, fixing bearing housing-case;
21, end cap portions;22, housing-case portion;23, annular groove;24, channel;25, inlet opening;26, apopore;27, water outlet;28, it intakes
Mouthful;29, sealing ring;30, fixing bearing case drive end bearing bracket;31, air admission hole;40, stainless steel sleeve;50, hubcap;60, rear end cap;
70, angular contact ball bearing;71, cone spacer;72, outer ring spacer;80, copper ring;81, air admission hole;82, diversion trench.
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 some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
It please refers to Fig.1, Fig. 2, the claimed fixing bearing case of the present invention, including fixing axle 10, is set in fixing axle 10
Fixing bearing housing-case 20 and fixing bearing case drive end bearing bracket 30, be socketed on fixing bearing housing-case 20 and with fixing bearing housing-case 20
The stainless steel sleeve 40 being connected and fixed is set to the hubcap 50 of 10 1 side end of fixing axle, and connects with fixing bearing housing-case 20
Connect rear end cap 60 fixed and that the cover is carried out to hubcap 50.
It is appreciated that carried out by multiple angular contact ball bearings 70 between the fixing bearing housing-case 20 and fixing axle 10
Rotation connection, wherein using cone spacer again set on multiple angular contact ball bearings 70 between fixing bearing housing-case 20 and fixing axle 10
71 are isolated with outer ring spacer 72 so that when in use, fixing axle 10 can be relative to fixing bearing housing-case 20 for the fixing bearing case
Carry out high speed rotary motion.
It is specifically to be fixedly connected with connector between the stainless steel sleeve 40 and fixing bearing housing-case 20, wherein
The connector can be more sunk screws.
Referring to Fig. 3, the fixing bearing housing-case 20 includes end cap portions 21 and housing-case portion 22, wherein in the housing-case portion 22
Multiple annular grooves 23 are disposed with, and are connected to channel 24 between two neighboring annular groove 23.In the present embodiment, institute
It is specially to be arranged on the cell wall of annular groove 23 to state channel 24, to be connected to two neighboring annular groove 23.
Wherein, inlet opening 25 and water outlet are offered on the periphery wall of the 20 upper end cap 21 of fixing bearing housing-case of the present embodiment
Hole 26, and the water outlet 27 being connected to inlet opening 25 is offered in the housing-case portion 22, the water inlet 28 being connected to apopore 26.
In the present embodiment, on the fixing bearing housing-case 20 inlet opening 25 and water outlet 27 and apopore 26 and water inlet 28 it
Between be connected to particular by the inner flow passage (not shown) of fixing bearing housing-case 20.So that the fixing bearing housing-case 20 can
Inlet opening 25 in end cap portions 21 imports cooling water, is flowed out from the water outlet 27 in housing-case portion 22 by inner flow passage, and way
Multiple annular grooves 23 in diameter housing-case portion 22, then the apopore that is back to from the water outlet 27 in housing-case portion 22 in end cap portions 21
26, the cycle of cooling water on the fixing bearing housing-case 20 is realized with this, and then play to fixing bearing case entirety cooling cycle
Effect.
From the foregoing, it will be observed that the cooling water from the water outlet 27 in housing-case portion 22 flow out after can approach be located at successively from top to bottom
Annular groove 23 between water outlet 27 and water inlet 28, then flows back to water outlet 28 again, and between two neighboring annular groove 23
It is connected to by channel 24.In the present embodiment, 24 compartment of terrain of channel point for being connected to two neighboring annular groove 23
Two opposite sides of the cloth in housing-case portion 22, that is to say, that two neighboring channel 24 is spaced in 180 ° so that cooling water energy
Each annular groove 23 is enough adequately flowed through, and then plays the role of being fully cooled.
Further, the water outlet 27 in the housing-case portion 22 and water inlet 28 are respectively provided in the annular in housing-case portion 22
In slot 23, in order to which cooling water is flowed in the annular groove 23 in housing-case portion 22, and the housing-case portion 22 of the present embodiment is going out
It is respectively sleeved on a sealing ring 29 in the mouth of a river 27 and the annular groove 23 in two outsides of water inlet 28, wherein the sealing ring 29 is opposite
Outwardly protrude setting in the annular groove 23 in housing-case portion 22, and with 40 tight fit of stainless steel sleeve, to prevent the cooling water of cycle from existing
It is leaked in the seal chamber that fixing bearing housing-case 20 is collectively formed with stainless steel sleeve 40.
In the present embodiment, a copper ring 80 is embedded between the fixing bearing case drive end bearing bracket 30 and fixing axle 10, it is described
Multiple ventholes 81 are offered on the periphery of copper ring 80, specifically, on the periphery of the copper ring 80 are equably offered more
A venthole 81, and the aperture of the multiple venthole 81 is unequal.Correspondingly, the circumference of the fixing bearing case drive end bearing bracket 30
An air admission hole 31 is offered on face, wherein the copper ring 80 is where towards 30 enterprising stomata of the fixing bearing case drive end bearing bracket 31
Diversion trench 82 is offered on a side end face at position, and the diversion trench 82 on the copper ring 80 is connected with venthole 31.Make
It obtains the fixing bearing case when in use, can high pressure gas be imported by the air admission hole 81 of fixing bearing case drive end bearing bracket 30, then approach
Diversion trench 82 on copper ring 80, and from the venthole 81 on copper ring 80 to fixing axle 10 be discharged, due to fixing axle 10 be inward from it is close
Seal it is fixed, therefore from 81 row of the venthole of copper ring 80 to the high pressure gas of fixing axle 10 can only from fixing axle 10 outward exclude, with
This reaches gas-tight seal function.
Further, the fixing axle 10 offers maze trough in the side towards copper ring 80, with going out on copper ring 80
Stomata coordinates, the common hermetic seal realized to fixing axle 10.
Specifically, the maze trough in the fixing axle 10 includes three grooves, is defined as the first groove successively from outside to inside
11, the second groove 12 and third groove 13, wherein the slot bottom of first groove 11 is set as and the periphery phase on copper ring 80
Parallel periphery, second groove 12 and the slot bottom of third groove 13 are disposed as the conical surface being inclined outwardly.In this implementation
In example, the copper ring 80 is provided in the fixing axle 10 at the position at 12 place of the first groove 11 and the second groove.
It is appreciated that the present embodiment copper ring 80 in fixing axle 10 the first groove 11, the second groove 12 and third it is recessed
Slot 13 has been correspondingly formed one of hermetic seal respectively, and by slot bottom on the first groove 11, the second groove 12 and third groove 13
Rational structure setting realizes the sealing effect of hermetic seal between the copper ring 80 and fixing axle 10, prevents fine impurities from entering
Into fixing axle 10.
To sum up, the claimed fixing bearing case of the present invention, passes through copper ring between fixing axle and fixing bearing case drive end bearing bracket
Rational structure setting so that the fixing bearing case is applied on diamond cutting line slicing machine in use, can be in fixing axle and fixing axle
360 ° of each orientation for holding gap between case drive end bearing bracket form identical air pressure, gas-tight seal effect are realized with this, in this way
Ensure that fixing axle when rotating at high speed, any direction can accomplish gas-tight seal, prevent fine impurities from entering this solid
Determine in bearing housing, and then plays the function of extending fixing axle service life and improve fixing axle precision.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of fixing bearing case, it is characterised in that:Including fixing axle, the fixing bearing housing-case being set in fixing axle and fixing axle
Hold case drive end bearing bracket;The madial wall towards fixing axle and pass through multiple angular contact ball axis between fixing axle on the fixing bearing housing-case
Rotation connection is held, stainless steel sleeve is socketed on the lateral wall of the fixing bearing housing-case, connector and fixing bearing housing-case is used in combination
It is fixedly connected;The fixing axle is fixed with hubcap in the side end set on fixing bearing housing-case, wherein the fixation
The end of bearing housing-case is fixedly connected with rear end cap, to carry out the cover to hubcap;The fixing bearing case drive end bearing bracket and fixation
It is embedded with a copper ring between axis, multiple ventholes are offered on the periphery of the copper ring;The fixing bearing case drive end bearing bracket
An air admission hole is offered on periphery, wherein the copper ring is towards the enterprising stomata position of the fixing bearing case drive end bearing bracket
Diversion trench is offered on one side end face at place, and the diversion trench on the copper ring is connected with venthole.
2. fixing bearing case according to claim 1, it is characterised in that:The fixing axle is opened up in the side towards copper ring
There is maze trough, to coordinate with the venthole on copper ring, the common hermetic seal realized to fixing axle.
3. fixing bearing case according to claim 2, it is characterised in that:Maze trough in the fixing axle includes three recessed
Slot is defined as the first groove, the second groove and third groove successively from outside to inside, wherein the slot bottom of first groove is set as
The periphery parallel with the periphery on copper ring, what the slot bottom of second groove and third groove was disposed as being inclined outwardly
The conical surface.
4. fixing bearing case according to claim 3, it is characterised in that:The copper ring is arranged first in the fixing axle
At position where groove and the second groove.
5. fixing bearing case according to claim 1, it is characterised in that:It is equably offered on the periphery of the copper ring
Multiple ventholes, and the aperture of the multiple venthole is unequal.
6. fixing bearing case according to claim 1, it is characterised in that:Cooling is provided on the fixing bearing housing-case to follow
Loop system, for carrying out water cooling to the fixing bearing case.
7. fixing bearing case according to claim 6, it is characterised in that:The fixing bearing housing-case includes end cap portions and case
Set portion is disposed with multiple annular grooves in the housing-case portion, wherein being connected to channel between two neighboring annular groove;Institute
It states and offers inlet opening and apopore on the periphery wall of end cap portions, the water outlet being connected to inlet opening is offered in the housing-case portion
Mouthful, the water inlet being connected to apopore.
8. fixing bearing case according to claim 7, it is characterised in that:Water outlet and water inlet in the housing-case portion is each
From being arranged in the annular groove in housing-case portion, and it is close in the annular groove in two outsides of the water outlet and water inlet to be respectively sleeved on one
Seal, the sealing ring are outwardly protruded relative to the annular groove in housing-case portion, and with stainless steel sleeve tight fit.
9. fixing bearing case according to claim 6, it is characterised in that:For being connected to two neighboring ring in the housing-case portion
The channel spacing of shape slot it is distributed in the two opposite sides in housing-case portion.
10. fixing bearing case according to claim 6, it is characterised in that:On the fixing bearing housing-case inlet opening with go out
It is connected to by the inner flow passage of fixing bearing housing-case between the mouth of a river and apopore and water inlet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810192761.XA CN108317179A (en) | 2018-03-09 | 2018-03-09 | Fixing bearing case |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810192761.XA CN108317179A (en) | 2018-03-09 | 2018-03-09 | Fixing bearing case |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108317179A true CN108317179A (en) | 2018-07-24 |
Family
ID=62901359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810192761.XA Pending CN108317179A (en) | 2018-03-09 | 2018-03-09 | Fixing bearing case |
Country Status (1)
Country | Link |
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CN (1) | CN108317179A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110966310A (en) * | 2018-09-28 | 2020-04-07 | 德纳汽车***集团有限责任公司 | Center bearing assembly |
Citations (7)
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CN204042008U (en) * | 2014-06-27 | 2014-12-24 | 深圳市速锋科技有限公司 | The forward end seal structure of mechanical main shaft |
CN204387334U (en) * | 2014-12-26 | 2015-06-10 | 广州市昊志机电股份有限公司 | Lathe spindle nose sealing configuration |
CN204420108U (en) * | 2014-12-11 | 2015-06-24 | 宁波海天精工股份有限公司 | A kind of electro spindle nose sealing configuration |
CN205310559U (en) * | 2015-12-30 | 2016-06-15 | 重庆神工机械制造有限责任公司 | Cooling of diamond wire slicer main shaft and waterproof construction |
CN206175668U (en) * | 2016-08-29 | 2017-05-17 | 北京超同步伺服股份有限公司 | Split type lathe main shaft gas seal device |
CN206753717U (en) * | 2017-02-17 | 2017-12-15 | 刘兆增 | For wind, the cooling system of water cooling internal combustion engine and wind, water cooling internal combustion engine |
CN207921146U (en) * | 2018-03-09 | 2018-09-28 | 浙江顺联智能设备有限公司 | Fixing bearing case |
-
2018
- 2018-03-09 CN CN201810192761.XA patent/CN108317179A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204042008U (en) * | 2014-06-27 | 2014-12-24 | 深圳市速锋科技有限公司 | The forward end seal structure of mechanical main shaft |
CN204420108U (en) * | 2014-12-11 | 2015-06-24 | 宁波海天精工股份有限公司 | A kind of electro spindle nose sealing configuration |
CN204387334U (en) * | 2014-12-26 | 2015-06-10 | 广州市昊志机电股份有限公司 | Lathe spindle nose sealing configuration |
CN205310559U (en) * | 2015-12-30 | 2016-06-15 | 重庆神工机械制造有限责任公司 | Cooling of diamond wire slicer main shaft and waterproof construction |
CN206175668U (en) * | 2016-08-29 | 2017-05-17 | 北京超同步伺服股份有限公司 | Split type lathe main shaft gas seal device |
CN206753717U (en) * | 2017-02-17 | 2017-12-15 | 刘兆增 | For wind, the cooling system of water cooling internal combustion engine and wind, water cooling internal combustion engine |
CN207921146U (en) * | 2018-03-09 | 2018-09-28 | 浙江顺联智能设备有限公司 | Fixing bearing case |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110966310A (en) * | 2018-09-28 | 2020-04-07 | 德纳汽车***集团有限责任公司 | Center bearing assembly |
CN110966310B (en) * | 2018-09-28 | 2021-08-03 | 德纳汽车***集团有限责任公司 | Center bearing assembly |
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