A kind of bearing grease injection device applying to deep groove ball bearing
Technical field
The present invention is a kind of bearing grease injection device for applying to deep groove ball bearing, belongs to bearing mnanufacture technical field.
Background technique
The ditch spherical structure of deep groove ball bearing is divided into two kinds of structures of sealing and open type, and closed type deep-groove ball is divided into dust seal
With anti-oil seal, oilproof is contact oil seal, can effectively prevent the lubricating grease in bearing excessive.It needs before sealing pair
One layer of lubricating grease of film between rolling element and retainer, come make to be in rolling contact face lubrication, reduce friction, but at present greasing exist with
Lower deficiency:
The rolling element of the deep groove ball bearing of model 6416 is circular, is the company of indent between two circular arc sets of retainer
The outer diameter of contact pin, circular arc set is slightly below the thickness of outer ring and inner ring, when grease thickness film is excessive, covers sealing ring and is easy to overflow
Come, causes to waste, and contain thickening agent in lubricant component, greasing device up mentions after having infused, between non-grease and grease
It can be elongated, have Filamentous rouge item, adherency on the table, causes to waste.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of bearing grease injections for applying to deep groove ball bearing
Device, to solve.
To achieve the goals above, the present invention is to realize by the following technical solutions: one kind applying to deep-groove ball axis
The bearing grease injection device held, structure include pedestal, cylinder, greasing device, bearing fixed seat, and the pedestal front end is the knot of indent
Structure, the cylinder is vertically mounted on the top of pedestal, and the telescopic rod of cylinder runs through the top of pedestal, and the greasing device is mounted on
On the telescopic rod of cylinder, the pedestal indent is equipped with bearing fixed seat on bottom;
Preferably, the greasing device by gas injection cylinder, air inlet, push away rouge cup, the first spring, greasing head, greasing pipe, note
Rouge slot, switchback device, inner groovy, inside groove board group are at the gas injection cylinder is vertically mounted on the top of greasing head, gas injection cylinder top
Portion is provided with air inlet, is equipped in the greasing head and pushes away rouge cup and inner groovy, the left and right ends of the greasing head are all provided with one
Greasing pipe, described push away are connected by the first spring with inner groovy inside rouge cup, and the interior frid is embedded on greasing slot, described
Eight switchback devices are uniformly equidistantly equipped on interior frid.
Preferably, the switchback device by open plate, hinge axis, arc plate, ring pipe, second spring, the first limit plate,
Second limit plate composition, the ring pipe is mounted in the fluting of interior frid by hinge axis, it is described open plate by arc plate and
Cylindrical cavity inside ring pipe is flexibly connected, and the first limit plate and the second limit are counterclockwise successively arranged inside the ring pipe
Plate is equipped with second spring between the arc plate and the second limit plate.
Preferably, the end for opening plate is provided with the cone tank of indent, the switchback device is in the fluting of interior frid
Be it is arranged symmetrically, it is described open the end that plate claims corresponding thereto be provided with match cone angle point.
Preferably, the rouge cup that pushes away is made of push plate, slide bar, annular notch board, the push plate passes through slide bar and annular
Notch board is fixedly connected, and the groove of the annular notch board is matched with greasing slot.
Preferably, the edge of the close bottom end of the annular notch board is provided with the arc groove of a circle, installation in arc groove
There is cushion rubber.
Preferably, the air inlet is connected with external gas source, the greasing pipe passes through with external depot fat bucket
Pulsometer is connected.
Preferably, being equipped with the bearing inner sleeve of fixing bearing inside the bearing fixed seat, bearing inner sleeve is equipped with therewith
The bearing die cavity to match.
Preferably, the plate of opening of the switchback device is arc-shaped symmetrical structure, plate arc length is opened by bearing outer ring
Than opening that plate arc length is big by inner ring side, opening be oriented between two circular arcs set to bearing retainer be indent connection
Piece.
Beneficial effect
A kind of bearing grease injection device for applying to deep groove ball bearing of the present invention, have it is below the utility model has the advantages that
The present invention is equipped with interior frid inside greasing head, eight switchback devices is uniformly equidistantly equipped on interior frid, each
Switchback device is equipped with and symmetrically opens plate, can control the amount of one injection of lubricant grease with closing by opening opening for plate, prevents excessively
Waste, meanwhile, open the one of plate and open one and close lubricating grease droplet dew and the pollution that can be prevented inside greasing slot.
The present invention symmetrically opens plate on switchback device, and equipped with the cone tank matched and cone angle point, cone angle point can be cut off
Filamentous rouge item prevents adherency on the table.
The present invention is provided with arc groove in the outer circle of annular notch board, and cushion rubber is equipped in arc groove, and cushion rubber can be wiped off attached
Greasing slot inner wall attachment lubricating grease, drop into the lubricating grease for being attached to inner wall in greasing slot, reuse.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of schematic perspective view for the bearing grease injection device for applying to deep groove ball bearing of the present invention;
Fig. 2 is a kind of internal sectional structure schematic diagram of greasing device of the present invention;
Fig. 3 is a kind of schematic perspective view for pushing away rouge cup of the present invention;
Fig. 4 is a kind of present invention looks up structural representation of greasing device of the present invention;
Fig. 5 is the enlarged structure schematic diagram of A in Fig. 2;
Fig. 6 is the first schematic cross-sectional view inside a kind of switchback device of the present invention;
Fig. 7 is second of schematic cross-sectional view inside a kind of switchback device of the present invention.
In figure: pedestal -1, greasing device -3, bearing fixed seat -4, gas injection cylinder -31, air inlet -32, pushes away rouge cup-at cylinder -2
33, the first spring -34, greasing head -35, greasing pipe -36, greasing slot -37, switchback device -38, inner groovy -39, interior frid -310,
Open plate-a, hinge axis-b, arc plate-c, ring pipe-d, second spring-g, the first limit plate-e, the second limit plate-f, taper
Slot-a1, cone angle point-a2, push plate -331, slide bar -332, annular notch board -333, cushion rubber -333a.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Fig. 1-Fig. 7 is please referred to, the present invention provides a kind of bearing grease injection device technique scheme for applying to deep groove ball bearing:
As Figure 1-Figure 2, wherein its structure includes pedestal 1, cylinder 2, greasing device 3, bearing fixed seat 4, the pedestal
1 front end is the structure of indent, and the cylinder 2 is vertically mounted on the top of pedestal 1, and the telescopic rod of cylinder 2 runs through the top of pedestal 1
Portion, the greasing device 3 are mounted on the telescopic rod of cylinder 2, are equipped with bearing fixed seat 4 on the 1 indent bottom of pedestal;
Wherein, the greasing device 3 by gas injection cylinder 31, air inlet 32, push away rouge cup 33, the first spring 34, greasing head 35, greasing
Pipe 36, greasing slot 37, switchback device 38, inner groovy 39, interior frid 310 form, and the gas injection cylinder 31 is vertically mounted on greasing head 35
Top on, be provided with air inlet 32 at the top of the gas injection cylinder 31, be equipped in the greasing head 35 and push away rouge cup 33 and inner groovy 39, institute
The left and right ends for stating greasing head 35 are all provided with one greasing pipe 36, described to push away inside rouge cup 33 through the first spring 34 and indent
Slot 39 is connected, and the interior frid 310 is embedded on greasing slot 37, uniformly equidistant time for being equipped with eight on the interior frid 310
It is between two circular arc sets of retainer of the deep groove ball bearing of cutter 38, eight switchback devices 38 and the model 6416 to greasing
The connection sheet of indent is corresponding, and the lubricating grease inside greasing slot 37 is squeezed by pushing away rouge cup 33, is injected by switchback device 38
In bearing.
As Figure 6-Figure 7, wherein the switchback device 38 is by opening plate a, hinge axis b, arc plate c, ring pipe d, the second bullet
Spring g, the first limit plate e, the second limit plate f composition, the ring pipe d are mounted on the fluting of interior frid 310 by hinge axis b
Interior, the plate a that opens is flexibly connected by arc plate c with the cylindrical cavity inside ring pipe d, inside the ring pipe d counterclockwise
It is successively arranged the first limit plate e and the second limit plate f, second spring g is equipped between the arc plate c and the second limit plate f, when
When pushing away rouge cup 33 and being pressed down against lubricating grease, plate a opening is opened, second spring g stores power by compression, and lubricating grease is injected into retainer two
In the connection sheet of indent, to complete after infusing lubricating grease between circular arc set, second spring g restores deformation, closes plate a, prevents
Lubricating grease droplet dew and pollution inside greasing slot 37.
Wherein, the end for opening plate a is provided with the cone tank a1 of indent, fluting of the switchback device 38 in interior frid 310
It is interior be it is arranged symmetrically, it is described to open the end that plate a claims corresponding thereto and be provided with the cone angle point a2, cone tank a1 that match and cone angle point a2
It matches, Filamentous rouge item can be cut off, prevent adherency on the table.
As shown in Figure 3 and Figure 5, wherein the rouge cup 33 that pushes away is made of push plate 331, slide bar 332, annular notch board 333, institute
It states push plate 331 and is fixedly connected by slide bar 332 with annular notch board 333, the groove and greasing slot 37 of the annular notch board 333 match
It closes.
Wherein, the edge of the close bottom end of the annular notch board 333 is provided with the arc groove of a circle, is equipped with glue in arc groove
333a is enclosed, cushion rubber 333a can wipe the lubricating grease for being attached to the attachment of 37 inner wall of greasing slot off, make the lubricating grease for being attached to inner wall can
To drop into greasing slot 37, reuse.
As shown in Figure 1, wherein the air inlet 32 is connected with external gas source, the greasing pipe 36 and external storage
Rouge bucket is connected by pulsometer.
Wherein, the bearing inner sleeve of fixing bearing is equipped with inside the bearing fixed seat 4, bearing inner sleeve is equipped with matched
Bearing die cavity, be used for fixing bearing, when preventing greasing, there is positioning deviation in bearing.
As shown in Figure 6, wherein the switchback, the 38 plate a that opens is arc-shaped symmetrical structure, by opening for bearing outer ring
Than opening that plate arc length is big by inner ring side, opening is oriented between two circular arcs set to bearing retainer as indent plate arc length
Connection sheet, facilitate greasing.
Its course of work is as follows:
By in the bearing die cavity for needing the deep groove ball bearing for smearing lubricating grease to be placed on inside bearing fixed seat 4, outside
The gas source in portion is that gas injection cylinder 31 is supplied by air inlet 32, and push plate 331 under the influence of air pressure, drives annular notch board 333
Squeeze the first spring 34 to move downward in greasing slot 37, the lubricating grease of greasing slot 37 squeezed into switchback device 38 down, open plate a to
Lower second spring g stores power and opens, and guarantor can be injected into for the lubricating grease for being attached to 37 inner wall of greasing slot by squeezing cushion rubber 333a
It holds between two circular arc sets of frame in the connection sheet of indent, to complete after infusing lubricating grease, second spring g restores deformation, closes plate a
It closes, prevents lubricating grease droplet dew and the pollution inside greasing slot 37;It opens the end that plate a claims corresponding thereto and is provided with the cone angle point matched
A2, cone tank a1 are matched with cone angle point a2, can cut off Filamentous rouge item, prevent adherency on the table, complete greasing work
Make, covers sealing cover, squeezed, can make by sealing cover for the lubricant grease in the connection sheet of indent between two circular arc sets of retainer
Lubricating grease toward between rolling element and retainer have one layer of lubricating grease oil film.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.