CN207671636U - A kind of fork truck Bearing with multiple rows of balls - Google Patents
A kind of fork truck Bearing with multiple rows of balls Download PDFInfo
- Publication number
- CN207671636U CN207671636U CN201721566418.4U CN201721566418U CN207671636U CN 207671636 U CN207671636 U CN 207671636U CN 201721566418 U CN201721566418 U CN 201721566418U CN 207671636 U CN207671636 U CN 207671636U
- Authority
- CN
- China
- Prior art keywords
- steel ball
- sealing ring
- groove
- axis
- bearing
- 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.)
- Expired - Fee Related
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- Rolling Contact Bearings (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model provides a kind of fork truck Bearing with multiple rows of balls,Axis is provided at both ends with mounting hole,Step is provided in the middle part of axis,The steel ball bracket groove of " well " font is provided on step,Steel ball bracket groove is provided at both ends with inclined-plane,Steel ball holder is provided in steel ball bracket groove,The slot of steel ball holder being provided at both ends with for disposing steel ball,The both ends of step are both provided with sealing ring resettlement groove,It is provided with sealing ring in sealing ring resettlement groove,Sealing ring includes the fish tail end set gradually,Miter end and horizontal ends,Miter end is internally provided with the inner core being used to support,Outer ring corresponds to steel ball bracket groove on step surface and sealing ring resettlement groove is respectively arranged with steel ball holder support slot and sealing ring support slot,Horizontal ends and fish tail end be respectively embedded on sealing ring support slot and sealing ring resettlement groove on,It is provided with release groove between miter end and steel ball bracket groove,Lubricating grease filling slot is provided in horizontal ends.The structure of the utility model is easy to use, and service life is long.
Description
Technical field
The utility model is related to Bearing with multiple rows of balls technical fields, and in particular to a kind of fork truck Bearing with multiple rows of balls.
Background technology
Fork truck is as a kind of conventional machinery vehicle being industrially widely applied, the especially fork truck in some gross ton positions
On, such as fork truck more than 20 tons of weights, the close fit between each parts is most important, such as the outer mast and goods of fork truck
The relationship between relationship and inner upright mounting and outer mast between frame, if to the cooperation of these components cannot there are one well
It is oriented to and adjusts with gap adjustment, it will influence the performance and effect of vehicle, existing fork truck Bearing with multiple rows of balls mostly uses directly
It is connected on axis and installs roller bearing additional, the structure then lockked with clamp spring, this Standard trouble, and the sealing performance of assembly parts
It is bad, it is easy to cause friction part oxidizable, cause the service life of bearing low.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of fork truck Bearing with multiple rows of balls, overcomes the prior art
Deficiency so that intensity higher, service life is more preferable, be oriented to regulation performance it is more preferable so that assembly it is simpler.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs：
A kind of fork truck Bearing with multiple rows of balls, including axis, outer ring, steel ball and sealing ring, steel ball setting axis and outer ring it
Between, be provided at both ends with sealing ring and the sealing ring of the steel ball are arranged between outer ring and axis, and the both ends of the axis are arranged
There is mounting hole, step is provided in the middle part of the axis, the steel ball bracket groove of " well " font, the steel ball are provided on the step
Bracket groove is provided at both ends with inclined-plane, and steel ball holder, the both ends setting of the steel ball holder are provided in the steel ball bracket groove
It is useful for the slot of placement steel ball, the both ends of the step are both provided with sealing ring resettlement groove, are arranged in the sealing ring resettlement groove
It includes fish tail end, miter end and the horizontal ends set gradually to have sealing ring, the sealing ring, and the miter end is internally provided with
The inner core being used to support, the outer ring corresponds to steel ball bracket groove on step surface and sealing ring resettlement groove is respectively arranged with steel ball branch
Frame support slot and sealing ring support slot, the horizontal ends and fish tail end are respectively embedded on sealing ring support slot and sealing ring resettlement groove
On, it is provided with release groove between the miter end and steel ball bracket groove, lubricating grease filling slot is provided in the horizontal ends.
The upper and lower surface of the mounting hole is plane, and the distance in upper surface to bearing centre face is less than lower surface to axis
Hold the distance of median plane.
The loading of lubricating grease and lubricating grease is coated with 80% or more on entire bearing.
The outer diameter surface hardness at least HRC30-40 of the outer ring, axis, steel ball holder, steel ball hardness at least HRC58-62.
The radial internal clearance minimum 0.030 of the outer ring, maximum 0.050.
(3) advantageous effect
The utility model embodiment provides a kind of fork truck Bearing with multiple rows of balls.Has following advantageous effect：Compared with previous
It is mounted on the form in shaft with duplex bearing, which is assemblied on forklift door frame as a whole so that installation is more
It is convenient, and as a whole in use, the service life higher used, can reduce the friction between correlated parts, can also subtract
The use of small clamp spring is matched additionally, due to the sealing ring for using the structure with axis and outer ring so that sealing performance is more preferable, axis
The lubricating action for holding interior steel ball is more preferable, and small by extraneous corrosion function, the service life is longer.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of fork truck Bearing with multiple rows of balls described in the utility model；
Fig. 2 is the side view status architecture schematic diagram of fork truck Bearing with multiple rows of balls described in the utility model.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts belong to
The range of the utility model protection.
Refering to fig. 1 to shown in Fig. 2, the utility model provides a kind of fork truck Bearing with multiple rows of balls, including axis 1, outer ring 2, steel ball 3
With sealing ring 4, steel ball 3 be arranged between axis 1 and outer ring 2, steel ball 1 be provided at both ends with sealing ring 4 and sealing ring 4 setting outside
Between circle 2 and axis 1, axis 1 is provided at both ends with mounting hole 11, and the middle part of axis 1 is provided with step 12, is provided on step 12 " well "
The steel ball bracket groove 13 of font, steel ball bracket groove 13 are provided at both ends with inclined-plane 14, steel ball branch are provided in steel ball bracket groove 13
Frame 5, steel ball holder 5 so that steel ball 3 pressure-resistant performance higher, bear that pressure result is more preferable, the intensity of bearing, steel ball can be increased
The both ends of the slot 51 of holder 5 being provided at both ends with for disposing steel ball 3, step 12 are both provided with sealing ring resettlement groove 15, sealing
Sealing ring 4 is provided in circle resettlement groove 15, sealing ring 4 includes fish tail end 41, miter end 42 and the horizontal ends 43 set gradually, tiltedly
The inner core 44 being used to support that is internally provided at end 43 is connect, outer ring 2 corresponds to steel ball bracket groove 13 and sealing ring peace on step surface
It sets slot 15 and is respectively arranged with steel ball holder support slot 21 and sealing ring support slot 22, horizontal ends 43 and fish tail end 41 are respectively embedded into close
On seal support slot 21 and on sealing ring resettlement groove 15, fish tail end 41 is so that sealing ring 4 is more abundant when embedded, and embedded effect is more
Good, sealing performance is stronger, and release groove 16 is provided between miter end 42 and steel ball bracket groove 13, and release groove 16 can be miter end
42 provide accommodating space, and when miter end is deformed, can there is space so that and the elastic effect of sealing ring 4 is more preferable, and this
A place can also house more lubricating grease so that the lubricant effect of bearing is more preferable, and lubricating grease filling is provided in horizontal ends 43
Slot 45 so that outer ring 2 can play the role of always sufficient lubrication during rotation, at this, reduce sealing ring 4 and outer ring
Friction between 2.
Compared with the previous form with duplex bearing in shaft, which is assemblied in fork truck as a whole
On door frame so that installation is more convenient, and as a whole in use, the service life higher used, can reduce correlated parts it
Between friction, the use of clamp spring can also be reduced, matched with axis 1 and outer ring 2 additionally, due to the sealing ring 4 of the structure is used
It closes so that sealing performance is more preferable, and the lubricating action of steel ball 3 is more preferable in bearing, and small by extraneous corrosion function, service life is more
It is high.
Preferably, under the upper and lower surface of mounting hole 11 is plane, and the distance in upper surface 111 to bearing centre face is less than
The distance in bearing centre face is arrived on surface 112, is convenient for the bearing to be mounted on fork truck in this way, and facilitates and adjust door frame gap, only uses
The gasket of upper different-thickness is padded in upper surface, so that it may to obtain minimum gap；It is coated with lubricating grease and lubricating grease on entire bearing
Loading 80% or more, can make in this way bearing outer ring can play the role of during rotation ingredient lubrication,
So that the service life higher of bearing；The outer diameter surface hardness at least HRC30-40 of outer ring 2, axis 1, steel ball holder 5, steel ball 3 it is hard
Spend at least HRC58-62, so that the performance of bearing is more preferable；The radial internal clearance minimum 0.030 of outer ring 2, maximum 0.050,
In this way so that the compactedness of entire bearing is more preferable so that service life higher.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to aforementioned reality
Example is applied the utility model is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to preceding
The technical solution recorded in each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modification or replacement, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (5)
1. a kind of fork truck Bearing with multiple rows of balls, including axis, outer ring, steel ball and sealing ring, the steel ball is arranged between axis and outer ring,
Be provided at both ends with sealing ring and the sealing ring of the steel ball are arranged between outer ring and axis, it is characterised in that：The axis
It is provided at both ends with mounting hole, step is provided in the middle part of the axis, the steel ball bracket groove of " well " font is provided on the step,
The steel ball bracket groove is provided at both ends with inclined-plane, and steel ball holder is provided in the steel ball bracket groove, the steel ball holder
It is provided at both ends with the slot for disposing steel ball, the both ends of the step are both provided with sealing ring resettlement groove, the sealing ring placement
Be provided with sealing ring in slot, the sealing ring includes fish tail end, miter end and the horizontal ends set gradually, the miter end it is interior
Portion is provided with the inner core being used to support, and the outer ring corresponds to steel ball bracket groove on step surface and sealing ring resettlement groove is respectively set
There are steel ball holder support slot and sealing ring support slot, the horizontal ends and fish tail end to be respectively embedded on sealing ring support slot and seal
It encloses on resettlement groove, release groove is provided between the miter end and steel ball bracket groove, being provided with lubricating grease in the horizontal ends fills out
Fill slot.
2. fork truck Bearing with multiple rows of balls as described in claim 1, it is characterised in that：The upper and lower surface of the mounting hole is plane,
And upper surface to bearing centre face distance be less than lower surface to bearing centre face distance.
3. fork truck Bearing with multiple rows of balls as described in claim 1, it is characterised in that：It is coated with lubricating grease and lubricating grease on entire bearing
Loading 80% or more.
4. fork truck Bearing with multiple rows of balls as described in claim 1, it is characterised in that：The outer diameter surface hardness of the outer ring is at least
HRC30-40, axis, steel ball holder, steel ball hardness at least HRC58-62.
5. fork truck Bearing with multiple rows of balls as described in claim 1, it is characterised in that：The radial internal clearance minimum 0.030 of the outer ring,
Maximum 0.050.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721566418.4U CN207671636U (en) | 2017-11-21 | 2017-11-21 | A kind of fork truck Bearing with multiple rows of balls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721566418.4U CN207671636U (en) | 2017-11-21 | 2017-11-21 | A kind of fork truck Bearing with multiple rows of balls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207671636U true CN207671636U (en) | 2018-07-31 |
Family
ID=62965628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721566418.4U Expired - Fee Related CN207671636U (en) | 2017-11-21 | 2017-11-21 | A kind of fork truck Bearing with multiple rows of balls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207671636U (en) |
-
2017
- 2017-11-21 CN CN201721566418.4U patent/CN207671636U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180731 Termination date: 20201121 |