CN204312551U - A kind of mazy type roller shaft bearing sealing device - Google Patents
A kind of mazy type roller shaft bearing sealing device Download PDFInfo
- Publication number
- CN204312551U CN204312551U CN201420709202.9U CN201420709202U CN204312551U CN 204312551 U CN204312551 U CN 204312551U CN 201420709202 U CN201420709202 U CN 201420709202U CN 204312551 U CN204312551 U CN 204312551U
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- China
- Prior art keywords
- roller
- labyrinth
- unit
- type clamping
- labyrinth type
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- 238000007789 sealing Methods 0.000 title claims abstract description 37
- 238000005266 casting Methods 0.000 claims abstract description 5
- 239000006187 pill Substances 0.000 claims description 27
- 230000000903 blocking effect Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model provides a kind of mazy type roller shaft bearing sealing device, it comprises: mazy type card sheath, described mazy type card sheath is combined into a circular card sheath by multiple unit mazy type card sheath, the inside of roller is the roller-way of hollow, described circular card sheath is set in the outside of described roller, described unit mazy type card sheath is fixed by the nut of resistance to casting and sealing plate, described mazy type card sheath and described sealing plate, what form an annular between roller-way spindle nose slips ball hole slot, the described unit mazy type card sheath be arranged on below described roller be provided with one penetrate described in slip the second through hole of ball hole slot, a gear ball plate is provided with outside described second through hole.Mazy type roller shaft bearing sealing device described in the utility model has the following advantages: the direct splash phenomena solving shot; Effectively improve the working life of bearing; The shot that part spatters leakage can flow out from slipping ball hole slot, does not affect the use of bearing; The ball hole slot band that slips gear ball plate, can prevent ball material from rebounding and enter.
Description
Technical Field
The utility model belongs to throw the ball field of removing dust, concretely relates to labyrinth roller bearing sealing device.
Background
The straight-through type clamping sheath is adopted for the roller way sealing device at the present stage, and the sleeve can prevent a shot blasting device from directly projecting to the roller way shaft head and the bearing sealing part in production, but can not prevent steel shots from splashing to the bearing sealing part to cause abrasion, abnormal sound and even damage to the bearing.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a labyrinth roller bearing sealing device, overcome above-mentioned defect, solve the shot and splash bearing seal department, avoid causing wearing and tearing, send abnormal sound, the problem of damage ring even to the bearing.
In order to solve the technical problem, the utility model provides a labyrinth roller bearing sealing device, which comprises a labyrinth clamping sheath, wherein the labyrinth clamping sheath is formed by combining a plurality of unit labyrinth clamping sheaths into a round clamping sheath, the inner surface of the unit labyrinth clamping sheath is provided with two unit bulges, a gap is left between the two unit bulges, the inside of a roller is a hollow roller way, the outer surface of the roller is provided with an annular bulge, the gap is matched with the annular bulge, the round clamping sheath formed by the unit labyrinth clamping sheaths is sleeved outside the annular bulge of the roller through the gap, the outer surface of the unit labyrinth clamping sheath is provided with a fixed surface protruding out of the outer surface of the unit labyrinth clamping sheath, the fixed surface is fixed with a sealing plate through a casting-resistant nut, the center of the sealing plate is provided with a first through hole, one end of the roller way shaft head is inserted in the roller way, the other end of the roller way shaft head penetrates through the first through hole to be connected with the bearing, an annular pill sliding hole groove is formed between the labyrinth type clamping sleeve and the sealing plate and the roller way shaft head, one unit labyrinth type clamping sleeve arranged below the roller is provided with a second through hole penetrating through the pill sliding hole groove, a pill blocking plate is arranged outside the second through hole, pills are ejected from the pill sliding hole groove through the second through hole, and then the pills fall down after the falling direction of the pills is adjusted through the pill blocking plate.
As an optimized scheme of labyrinth roller bearing sealing device, the closing plate with be equipped with the rubber closing plate between the bearing.
As the utility model relates to a labyrinth roller bearing sealing device's an optimal selection scheme, the contained angle between fender ball board and the horizontal plane is 30 degrees-45 degrees.
Compared with the prior art, the utility model provides a labyrinth roller bearing sealing device has following advantage:
1: the direct splashing phenomenon of the steel shots is solved;
2: the service life of the bearing is effectively prolonged;
3: part of splashed and leaked steel shots can flow out of the shot slipping hole groove, and the use of the bearing is not influenced;
4: the pill sliding hole groove is provided with a pill blocking plate, so that pill materials can be prevented from rebounding.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein,
fig. 1 is a schematic sectional structure view of a labyrinth roller bearing sealing device of the present invention; and
fig. 2 is the left side view structure diagram of the labyrinth roller bearing sealing device of the present invention.
Wherein: the roller is 1, the labyrinth type clamping sheath is 2, the casting-resistant nut is 3, the rubber sealing plate is 4, the bearing is 5, the roller way shaft head is 6, the pill sliding hole groove is 7, the pill blocking plate is 8, the sealing plate is 9, the second through hole is 10, and the roller way is 11.
Detailed Description
Labyrinth roll table bearing seal device, it includes: a labyrinth type card sheath 2.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the following embodiments.
First, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with at least one implementation of the invention is included. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Secondly, the utility model discloses utilize structural schematic diagram etc. to carry out the detailed description, when detailing the embodiment of the utility model discloses, for the convenience of explanation, the schematic diagram that shows labyrinth roller bearing seal structure can not do local the enlargeing according to general proportion, moreover the schematic diagram is the example only, and it should not limit here the scope of the protection of the utility model. In addition, the actual fabrication process should include three-dimensional space of length, width and depth.
Example one
Referring to fig. 1 and 2, fig. 1 is a schematic cross-sectional structure diagram of a labyrinth roller bearing sealing device according to the present invention; fig. 2 is the left side view structure diagram of the labyrinth roller bearing sealing device of the present invention. As shown in fig. 1 and 2, the present invention provides a labyrinth roller bearing sealing device, which includes a labyrinth clamping sheath 2, wherein the labyrinth clamping sheath 2 is formed by combining a plurality of unit labyrinth clamping sheaths (not shown) into a circular clamping sheath (not shown), the inner surface of the unit labyrinth clamping sheath has two unit protrusions (not shown), a gap (not shown) is left between the two unit protrusions, the roller 1 is internally provided with a hollow roller way 11, the outer surface of the roller 1 is provided with an annular protrusion (not shown), the gap and the annular protrusion are matched with each other, the circular clamping sheath composed of the plurality of unit labyrinth clamping sheaths is sleeved outside the annular protrusion of the roller 1 through the gap, the outer surface of the unit labyrinth clamping sheath has a fixing surface (not shown) protruding out of the outer surface of the unit labyrinth clamping sheath, the fixed surface is fixed with a sealing plate 9 through a casting-resistant nut 3, a first through hole (not shown) is formed in the center of the sealing plate 9, one end of a roller way shaft head 6 is inserted into a roller way 11, the other end of the roller way shaft head penetrates through the first through hole to be connected with a bearing 5, an annular pill sliding hole groove 7 is formed between the labyrinth type clamping sleeve 2 and the sealing plate 9 and the roller way shaft head 6, a second through hole 10 penetrating through the pill sliding hole groove 7 is formed in one unit labyrinth type clamping sleeve arranged below the roller 1, a pill blocking plate 8 is arranged outside the second through hole 10, pills are ejected from the pill sliding hole groove 7 through the second through hole 10, and then fall backwards through the pill blocking plate 8 in a dropping direction adjusting mode.
In one embodiment, the labyrinth type clamping sheath 2 is formed by combining a left semicircular structure and a right semicircular structure, namely 2 unit labyrinth type clamping sheaths, and a double stop ring in the unit labyrinth type clamping sheath 2 is utilized to be sleeved on the stop ring of the roller 1 during installation to form a crossed labyrinth type, so that steel shots can be prevented from directly splashing to the inner side.
And a rubber sealing plate 4 is arranged between the sealing plate 9 and the bearing 5.
The included angle between the shot blocking plate 8 and the horizontal plane is 30-45 degrees, so that the shot material inside can smoothly flow out, and the steel shots outside cannot splash into the steel shots through the shot sliding hole groove 7.
It should be understood by those skilled in the art that one of the features or objects of the present invention is to: in the labyrinth roller bearing sealing device of the utility model, in the production process, the steel shots ejected by the impeller head irregularly bounce and splash everywhere in the whole cleaning room, when splashing to the roller way end, the double stop ribs in the labyrinth clamping sheath 2 arranged on the roller way 11 are blocked outside; even if the steel shot is shot into the labyrinth type clamping sheath 2, the steel shot can fall into the chamber body through the second through hole 2 on the lower half section of the sheath.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (3)
1. The utility model provides a labyrinth roll table bearing sealing device which characterized by: the roller labyrinth type clamping sleeve comprises a labyrinth type clamping sleeve body, wherein the labyrinth type clamping sleeve body is formed by combining a plurality of unit labyrinth type clamping sleeve bodies into a circular clamping sleeve body, the inner surface of the unit labyrinth type clamping sleeve body is provided with two unit bulges, a gap is reserved between the two unit bulges, a hollow roller way is arranged inside the roller, the outer surface of the roller is provided with an annular bulge, the gap is matched with the annular bulge, the circular clamping sleeve body formed by the unit labyrinth type clamping sleeve bodies is sleeved outside the annular bulge of the roller through the gap, the outer surface of the unit labyrinth type clamping sleeve body is provided with a fixing surface protruding out of the outer surface of the unit labyrinth type clamping sleeve body, the fixing surface is fixed with a sealing plate through a casting-resistant nut, the center of the sealing plate is provided with a first through hole, one end of a roller way shaft head is inserted into the roller way, and the other, an annular pill sliding hole groove is formed between the labyrinth type clamping sheath and the sealing plate and between the labyrinth type clamping sheath and the roller way shaft head, a unit labyrinth type clamping sheath arranged below the roller is provided with a second through hole penetrating through the pill sliding hole groove, a pill blocking plate is arranged outside the second through hole, pills are ejected from the pill sliding hole groove through the second through hole, and then fall down after the falling direction of the pills is adjusted through the pill blocking plate.
2. The labyrinth roller bearing seal as claimed in claim 1, wherein: and a rubber sealing plate is arranged between the sealing plate and the bearing.
3. The labyrinth roller bearing seal as claimed in claim 1, wherein: the included angle between the pill blocking plate and the horizontal plane is 30-45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420709202.9U CN204312551U (en) | 2014-11-21 | 2014-11-21 | A kind of mazy type roller shaft bearing sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420709202.9U CN204312551U (en) | 2014-11-21 | 2014-11-21 | A kind of mazy type roller shaft bearing sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204312551U true CN204312551U (en) | 2015-05-06 |
Family
ID=53134869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420709202.9U Active CN204312551U (en) | 2014-11-21 | 2014-11-21 | A kind of mazy type roller shaft bearing sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204312551U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457710A (en) * | 2017-09-26 | 2017-12-12 | 江苏飞腾铸造机械有限公司 | Shot-blasting machine roller-way with leakage device outside anti-pill |
| CN109500751A (en) * | 2018-12-26 | 2019-03-22 | 泰州市大润机械有限公司 | A kind of shot-blasting machine labyrinth type protection axle sleeve |
| CN110842797A (en) * | 2019-11-08 | 2020-02-28 | 齐齐哈尔斯潘塞重工装备有限公司 | Shot blasting wear-resistant roller way |
-
2014
- 2014-11-21 CN CN201420709202.9U patent/CN204312551U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457710A (en) * | 2017-09-26 | 2017-12-12 | 江苏飞腾铸造机械有限公司 | Shot-blasting machine roller-way with leakage device outside anti-pill |
| CN107457710B (en) * | 2017-09-26 | 2024-02-13 | 江苏飞腾铸造机械有限公司 | Shot blasting machine roller way with device for preventing shot from leaking |
| CN109500751A (en) * | 2018-12-26 | 2019-03-22 | 泰州市大润机械有限公司 | A kind of shot-blasting machine labyrinth type protection axle sleeve |
| CN110842797A (en) * | 2019-11-08 | 2020-02-28 | 齐齐哈尔斯潘塞重工装备有限公司 | Shot blasting wear-resistant roller way |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |