CN203413104U - Bearing lubricating and sealing structure of flywheel supporting seat of pressing machine - Google Patents
Bearing lubricating and sealing structure of flywheel supporting seat of pressing machine Download PDFInfo
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- CN203413104U CN203413104U CN201320438857.2U CN201320438857U CN203413104U CN 203413104 U CN203413104 U CN 203413104U CN 201320438857 U CN201320438857 U CN 201320438857U CN 203413104 U CN203413104 U CN 203413104U
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- supporting base
- bearing
- sealing ring
- flywheel supporting
- gear
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Abstract
The utility model relates to a bearing lubricating and sealing structure of a flywheel supporting seat of a pressing machine. The bearing lubricating and sealing structure comprises a gear shaft meshed with a main driving gearwheel arranged in a closed gear oil tank and submerged for lubrication, a self-aligning bearing arranged in an inner hole of the flywheel supporting seat and used for bearing the gear shaft to rotate, and a bearing cap fastened to the flywheel supporting seat and contacted with the end surface of the outer ring of the self-aligning bearing, wherein the bearing cap is fastened at one side of the flywheel supporting seat, close to the gear oil tank, a first rotary framework sealing ring and a second rotary framework sealing ring are arranged in a groove of the inner hole of the bearing cap in a back-to-back manner, and a third rotary framework sealing ring is arranged between the flywheel supporting seat and the gear shaft. The third rotary framework sealing ring, the second rotary framework sealing ring and the first rotary framework sealing ring divide the gear oil tank into a first oil chamber and a second oil chamber. And the bearing lubricating and sealing structure has the characteristics of simple and reasonable structure, reliability in sealing performance, low working noise and long service life.
Description
Technical field
The utility model relates to a kind of press machine, particularly a kind of bearing lubrication of pressure flywheel supporting base and sealing configuration.
Background technique
Carry out in the press structure of transmission as active force take gear, the selfaligning bearing rotating for supporting gear axle, generally to utilize the gear oil in gear tank to carry out flooding system lubrication, gear shaft is installed in the endoporus of flywheel supporting base through selfaligning bearing, and by the bearing hole of flywheel one side, be provided with the rotation backbone sealing ring coordinating with gear shaft external cylindrical surface at the rear portion of bearing, make gear oil be sealed in the inside of gear tank.This lubricated and sealing configuration, to the turbidity test of the inside of fuel tank and gear oil, require very high, if there are hard foreign material the inside of fuel tank as iron filings etc., or gear meshes for a long time the iron powder that the tooth surface abrasion in when running produces and is mixed in gear oil, inevitably can enter accurate bearing inside and the seal lip position of seal ring with the gear oil stirring, thereby cause the accelerated wear test of bearing or scratch seal lip to cause seal failure and leakage of oil.The inordinate wear of bearing will affect the running precision of bearing and produce noise, and the scratch of the lip of seal ring will cause and lose efficacy and leakage of oil both will have a strong impact on the quality of product.Once occur leaking oil condition, maintain and replace seal ring is wasted time and energy.
Chinese patent literature CN102463685A discloses a kind of high-speed heavy-load press on 05 23rd, 2012, comprise body, bent axle, connecting rod A and connecting rod B, body is provided with crankshaft support seat, and bent axle supporting base comprises outer seat A, middle seat A, inner seat A, outer seat B, middle seat B and inner seat B; Outer seat A, middle seat A are connected one end of bent axle with inner seat A, outer seat B, middle seat B are connected the other end of bent axle with inner seat B; Connecting rod A is located between middle seat A and inner seat A, and connecting rod B is located between middle seat B and inner seat B.
Model utility content
The purpose of this utility model aim to provide a kind of simple and reasonable, sealability is reliable, operational noise is low, bearing lubrication and the sealing configuration of the pressure flywheel supporting base of long service life, to overcome deficiency of the prior art.
By bearing lubrication and the sealing configuration of a kind of pressure flywheel supporting base of this object design, comprise be arranged on airtight gear tank in the gear shaft that is meshed of the main transmission gearwheel of flooding system lubrication, be installed in the selfaligning bearing rotating for supporting gear axle in the endoporus of flywheel supporting base, the bearing gland that is anchored on flywheel supporting base and contacts with the cycle surface of selfaligning bearing, bearing gland is anchored on the side that flywheel supporting base relies on gear tank, its structure characteristic is back-to-back the first rotation backbone sealing ring and the second rotation backbone sealing ring of being provided with in the inner hole groove of bearing gland, between flywheel supporting base and gear shaft, be provided with the 3rd rotation backbone sealing ring.
Further, described the 3rd rotation backbone sealing ring, the second rotation backbone sealing ring and the first rotation backbone sealing ring are separated into two-part by gear tank: the first oil pocket and the second oil pocket, wherein, the first oil pocket is surrounded jointly by bearing gland, the second rotation backbone sealing ring, flywheel supporting base, the 3rd rotation backbone sealing ring and gear shaft, and the first rotation backbone sealing ring is for separating the inside of the first oil pocket and gear tank and forming the second oil pocket.
Further, in described the first oil pocket, be filled with lubricating grease high temperature resistant, resistance to high speed.
Further, be provided with the repairing passage for supplemental lubrication fat on described flywheel supporting base, one end of this repairing passage communicates with the first oil pocket.
Further, the other end of described repairing passage is provided with for ventilative silencing apparatus.
Further, described silencing apparatus is arranged on the top of flywheel supporting base.
Further, described flywheel supporting base by screw fastening on the rear board mounting plane of gear tank.
Further, described bearing gland relies on a side of gear tank in flywheel supporting base by screw fastening.
The utility model adopts after above-mentioned technological scheme, because the first oil pocket and the second oil pocket are isolated mutually, therefore, the lubricating grease that is arranged in the first oil pocket is relatively independent with the gear oil that is positioned at gear tank, thereby can guarantee that other impurity such as iron filings in gear tank, iron powder can not invade the inside of selfaligning bearing, have improved the durability of selfaligning bearing precision and the reliability of sealing.
The utility model is provided with at the endoporus of bearing gland the first rotation backbone sealing ring and the second rotation backbone sealing ring coordinating with the external cylindrical surface rotation of gear shaft, this first rotation backbone sealing ring and the back-to-back installation of the second rotation backbone sealing ring, thus guaranteed the reliability sealing.
In the utility model first rotation backbone sealing ring and the second rotation backbone sealing ring dual setting back-to-back, impurity in guaranteeing gear tank can not invade in accurate selfaligning bearing, make the life-span of selfaligning bearing be extended and can keep the long-term stability of precision, and can effectively reduce the generation that makes seal ring inefficacy leakage of oil situation because of impurity.
The utility model can install in press machine outer set as widget independently, and fill with the lubricating grease of high temperature resistant, resistance to high speed in the first oil pocket after, reinstalls after the respective aperture on press frame fasteningly, and it is simple and reasonable, easy to assembly quick; Wherein, the lubricating grease that is positioned at the first oil pocket can guarantee selfaligning bearing to carry out abundant proper lubrication, thereby reduces the operational noise of press machine, and increases the service life.
On flywheel supporting base in the utility model, be provided with the pouring orifice being connected with repairing passage, at pouring orifice place, be equiped with directly over press frame for ventilative silencing apparatus, when facilitating after-teeming lubricating grease, can also make the first oil pocket be communicated with atmosphere all the time, make the first oil pocket inside can not produce negative pressure, guarantee the reliability of sealing, and guarantee that gear shaft first rotation backbone sealing ring and/or second when rotatablely moving for a long time rotates backbone sealing ring and can not be subject to the impact of negative pressure.
The utlity model has simple and reasonable, sealability is reliable, operational noise is low, the feature of long service life.
Accompanying drawing explanation
Fig. 1 is the utility model one embodiment's biopsy cavity marker devices structural representation.
In figure: 1 is selfaligning bearing, 2 is bearing gland, and 3 is the first rotation backbone sealing ring, and 4 is the second rotation backbone sealing ring, 5 is gear shaft, 6 is flywheel supporting base, and 7 is baffler, and 8 is lubricating grease, 9 is the 3rd rotation backbone sealing ring, 11 is main transmission gearwheel, and 12 is the second oil pocket, and 13 is the first oil pocket.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Referring to Fig. 1, the bearing lubrication of this pressure flywheel supporting base and sealing configuration, comprise be arranged on airtight gear tank in the gear shaft 5 that is meshed of the main transmission gearwheel 11 of flooding system lubrication, be installed in the selfaligning bearing 1 rotating for supporting gear axle 5 in the endoporus of flywheel supporting base 6, the bearing gland 2 that is anchored on flywheel supporting base 6 and contacts with the cycle surface of selfaligning bearing 1, bearing gland 2 is anchored on the side that flywheel supporting base 6 relies on gear tank, back-to-back the first rotation backbone sealing ring 3 and the second rotation backbone sealing ring 4 of being provided with in the inner hole groove of bearing gland 2, between flywheel supporting base 6 and gear shaft 5, be provided with the 3rd rotation backbone sealing ring 9.
In the present embodiment, the 3rd rotation backbone sealing ring 9, the second rotation backbone sealing ring 4 and the first rotation backbone sealing ring 3 are separated into two-part by gear tank: the first oil pocket 13 and the second oil pocket 12, wherein, the first oil pocket 13 is surrounded jointly by bearing gland 2, the second rotation backbone sealing ring 4, flywheel supporting base 6, the 3rd rotation backbone sealing ring 9 and gear shaft 5, and the first rotation backbone sealing ring 3 is for separating the inside of the first oil pocket 13 and gear tank and forming the second oil pocket 12.In other words, in gear tank, except the first oil pocket 13, be exactly the second oil pocket 12, specifically see shown in figure.The first oil pocket 13 and the second oil pocket 12 are relatively independent.
In the first oil pocket 13, be filled with lubricating grease 8 high temperature resistant, resistance to high speed.
On flywheel supporting base 6, be provided with the repairing passage for supplemental lubrication fat 8, one end of this repairing passage communicates with the first oil pocket 13.
The other end of described repairing passage is provided with for ventilative silencing apparatus 7.Described silencing apparatus 7 is arranged on the top of flywheel supporting base 6.
Flywheel supporting base 6 by screw fastening on the rear board mounting plane of gear tank.
Bearing gland 2 relies on a side of gear tank in flywheel supporting base 6 by screw fastening.
The utility model is when assembling for the first time, by schematic structure after assembly bench assembles, in should be in advance from pouring orifice to the first oil pocket, add and fill with lubricating grease, then whole parts are packed in the respective aperture of press machine, and guarantee that pouring orifice is directly over press frame, after flywheel supporting base being fixed with screw, then pouring orifice connect vertically towards above ventilative baffler, to guarantee that the first oil pocket is communicated with atmosphere all the time.
Claims (8)
1. the bearing lubrication of a pressure flywheel supporting base and sealing configuration, comprise be arranged on airtight gear tank in the gear shaft (5) that is meshed of the main transmission gearwheel (11) of flooding system lubrication, be installed in the selfaligning bearing (1) rotating for supporting gear axle (5) in the endoporus of flywheel supporting base (6), the bearing gland (2) that is anchored on flywheel supporting base (6) and contacts with the cycle surface of selfaligning bearing (1), bearing gland (2) is anchored on the side that flywheel supporting base (6) relies on gear tank, it is characterized in that back-to-back the first rotation backbone sealing ring (3) and the second rotation backbone sealing ring (4) of being provided with in the inner hole groove of bearing gland (2), between flywheel supporting base (6) and gear shaft (5), be provided with the 3rd rotation backbone sealing ring (9).
2. the bearing lubrication of pressure flywheel supporting base according to claim 1 and sealing configuration, it is characterized in that described the 3rd rotation backbone sealing ring (9), the second rotation backbone sealing ring (4) and the first rotation backbone sealing ring (3) are separated into two-part by gear tank: the first oil pocket (13) and the second oil pocket (12), wherein, the first oil pocket (13) is by bearing gland (2), the second rotation backbone sealing ring (4), flywheel supporting base (6), the 3rd rotation backbone sealing ring (9) and gear shaft (5) surround jointly, the first rotation backbone sealing ring (3) is for separating the inside of the first oil pocket (13) and gear tank and forming the second oil pocket (12).
3. the bearing lubrication of pressure flywheel supporting base according to claim 2 and sealing configuration, is characterized in that being filled with in described the first oil pocket (13) lubricating grease (8) high temperature resistant, resistance to high speed.
4. the bearing lubrication of pressure flywheel supporting base according to claim 3 and sealing configuration, it is characterized in that being provided with the repairing passage for supplemental lubrication fat (8) on described flywheel supporting base (6), one end of this repairing passage communicates with the first oil pocket (13).
5. the bearing lubrication of pressure flywheel supporting base according to claim 4 and sealing configuration, is characterized in that the other end of described repairing passage is provided with for ventilative silencing apparatus (7).
6. the bearing lubrication of pressure flywheel supporting base according to claim 5 and sealing configuration, is characterized in that described silencing apparatus (7) is arranged on the top of flywheel supporting base (6).
7. according to bearing lubrication and the sealing configuration of the arbitrary described pressure flywheel supporting base of claim 1 to 6, it is characterized in that described flywheel supporting base (6) by screw fastening on the rear board mounting plane of gear tank.
8. the bearing lubrication of pressure flywheel supporting base according to claim 7 and sealing configuration, is characterized in that described bearing gland (2) relies on a side of gear tank in flywheel supporting base (6) by screw fastening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320438857.2U CN203413104U (en) | 2013-07-22 | 2013-07-22 | Bearing lubricating and sealing structure of flywheel supporting seat of pressing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320438857.2U CN203413104U (en) | 2013-07-22 | 2013-07-22 | Bearing lubricating and sealing structure of flywheel supporting seat of pressing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203413104U true CN203413104U (en) | 2014-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320438857.2U Expired - Lifetime CN203413104U (en) | 2013-07-22 | 2013-07-22 | Bearing lubricating and sealing structure of flywheel supporting seat of pressing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203413104U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343028A (en) * | 2014-11-18 | 2015-02-11 | 江苏兴达钢帘线股份有限公司 | Self-lubrication flywheel pulley assembly of stranding machine |
| CN107504185A (en) * | 2017-07-06 | 2017-12-22 | 南京高精齿轮集团有限公司 | Improve the fabricated structure of flooding system lubrication Sealing Performance of Oil Seal |
| CN109911746A (en) * | 2019-01-10 | 2019-06-21 | 安利索电梯有限公司 | A kind of light permanent-magnetic elevator traction machine |
-
2013
- 2013-07-22 CN CN201320438857.2U patent/CN203413104U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104343028A (en) * | 2014-11-18 | 2015-02-11 | 江苏兴达钢帘线股份有限公司 | Self-lubrication flywheel pulley assembly of stranding machine |
| CN107504185A (en) * | 2017-07-06 | 2017-12-22 | 南京高精齿轮集团有限公司 | Improve the fabricated structure of flooding system lubrication Sealing Performance of Oil Seal |
| CN107504185B (en) * | 2017-07-06 | 2019-01-22 | 南京高精齿轮集团有限公司 | Improve the fabricated structure of flooding system lubrication Sealing Performance of Oil Seal |
| CN109911746A (en) * | 2019-01-10 | 2019-06-21 | 安利索电梯有限公司 | A kind of light permanent-magnetic elevator traction machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140129 |