Utility model content
The purpose of this utility model is to provide a kind of automatic oiling component and transmission devices, can be logical using fixed oil mass
It crosses each two-way process of the nut on screw rod and completes oiling, preferably increase the lubrication between screw rod and nut, extend screw rod
With the service life of nut.
The one side of the utility model embodiment provides a kind of automatic oiling component, including outer pipe seat, outer tube sleeve, screw rod
And nut, the outer pipe seat are fixedly connected with the outer tube sleeve, the non-threaded end of the screw rod passes through the center of the outer pipe seat,
And protrude into the outer tube sleeve, oil conservator is provided between the nut and the outer pipe seat, the nut end is provided with
Multiple oil storage holes, multiple oil storage holes are connected to the oil conservator, and are connected on the inside of the oil storage hole and the nut, institute
It states nut to be spirally connected with the screw rod, the nut can do back and forth movement along the screw rod.
Optionally, the oil conservator includes support division and oil storage unit, and the support division is abutted with the outer pipe seat, the storage
Oily portion is towards the nut.
Optionally, multiple lug bosses are provided on the outside of the nut, are correspondingly arranged multiple grooves in the outer tube sleeve inner wall
Portion, the lug boss and the concave part cooperate, and make the nut along the screw rod back and forth movement, the boss is in institute
It states in concave part.
Optionally, the oil storage hole depth is the 1/5-3/5 of nut thickness, the side wall of the oil storage hole and the nut
Root part of screw tooth connection.
Optionally, the oil conservator is elastic material production.
Optionally, the automatic oiling component further includes guide sleeve, and the guide sleeve is set in the described non-threaded of the screw rod
End.
Optionally, the automatic oiling component further includes bearing and the bearing holder (housing, cover) for being set in the bearing outer ring, described
The inner ring of bearing is set on the guide sleeve.
Optionally, the outer pipe seat is hollow structure, and the hollow junction of the outer pipe seat is provided with multiple reinforcing ribs.
Optionally, the end face that the nut is provided with oil storage hole is provided with taper sloping platform.
The another aspect of the utility model embodiment provides a kind of transmission device, including described in any one as described above
Automatic oiling component.
The beneficial effect of the utility model embodiment includes:
Automatic oiling component and transmission device provided by the embodiment of the utility model, it is outer by what is be fixedly connected with outer pipe seat
Pipe sleeve can preferably protect the stability and reliability of automatic oiling component internal.By being arranged between nut and outer pipe seat
Oil conservator, can store lubrication needed for grease, nut can also be collected when moving on screw rod, be expressed to the oil of end
Rouge accomplishes the effect of recycling.The multiple oil storage holes being arranged by nut end can make grease in oil conservator smoothly
It enters on the inside of nut, increases lubricant effect, extend the service life of nut and screw rod.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention 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.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings or this is practical new
Type product using when the orientation or positional relationship usually put, be merely for convenience of describing the present invention and simplifying the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It should not be understood as limiting the present invention.In addition, term " first ", " second " etc. are only used for distinguishing description, and cannot manage
Solution is indication or suggestion relative importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, intermediary can also be passed through
It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition
Solve the concrete meaning of above-mentioned term in the present invention.
Please referring to Fig. 1 and Fig. 4, the utility model embodiment provides a kind of automatic oiling component 100, including outer pipe seat 110,
Outer tube sleeve 120, screw rod 130 and nut 140, outer pipe seat 110 are fixedly connected with outer tube sleeve 120, and the non-threaded end of screw rod 130 passes through
The center of outer pipe seat 110, and protrude into outer tube sleeve 120, oil conservator 150, spiral shell are provided between nut 140 and outer pipe seat 110
Female 140 ends are provided with multiple oil storage holes 145, and multiple oil storage holes 145 are connected to oil conservator 150, and oil storage hole 145 and nut
140 inside conductings, nut 140 are spirally connected with screw rod 130, and nut 140 can do back and forth movement along screw rod 130.
It should be noted that first, the utility model embodiment is fixedly connected with shape to outer pipe seat 110 and outer tube sleeve 120
Formula is not particularly limited, exemplary, be may be provided with groove in the junction of outer pipe seat 110 and outer tube sleeve 120, is made outer tube sleeve 120
It can be inserted into 110 partial-length of outer pipe seat with the fixing end of outer pipe seat 110 to be fixed again, so, when installation is more convenient
Fast, while fixed connection place can be made more reliable and stable.
Second, the utility model embodiment is not particularly limited the form of the screw thread on screw rod 130, exemplary, can be with
The screw thread on screw rod 130 is set as rectangular thread, trapezoidal thread or saw-tooth thread, 140 inside of nut according to actual needs
It is correspondingly arranged the screw thread to match.
Third, the utility model embodiment is not particularly limited the number of oil storage hole 145, exemplary, can be in nut
140 ends have been uniformly arranged 3 oil storage holes 145, to meet the needs of lubrication.Likewise, may be set to be 4 oil storage holes
145, keep lubricant effect more preferable.But in order to guarantee the stability of 140 structure of nut and prevent lubrication transition from causing grease
Waste, the increase that the quantity of oil storage hole 145 can not be unlimited.
4th, as shown in Figure 2 and Figure 4, oil storage hole 145 and oil conservator 150 are not to be constantly in connected state, in nut
140 close to outer pipe seat 110 when, nut 140 is contacted with oil conservator 150, and oil storage hole 145 is connected to oil conservator 150, makes oil conservator
Oil in 150 enters in oil storage hole 145, during nut 140 is far from oil conservator 150, to screw rod 130 and nut 140
The place of screwing be lubricated.
Automatic oiling component 100 provided by the embodiment of the utility model, passes through the outer tube sleeve being fixedly connected with outer pipe seat 110
120, it can preferably protect the stability and reliability inside automatic oiling component 100.Pass through nut 140 and outer pipe seat 110
Between the oil conservator 150 that is arranged, grease needed for capable of storing lubrication can also collect nut 140 and move on screw rod 130
When, it is expressed to the grease of end, accomplishes the effect of recycling.The multiple oil storage holes 145 being arranged by 140 end of nut, energy
So that the grease in oil conservator 150 is smoothly entered 140 inside of nut, increases lubricant effect, extend nut 140 and spiral shell
The service life of bar 130.
As shown in figure 3, oil conservator 150 includes support division 153 and oil storage unit 155, support division 153 is abutted with outer pipe seat 110,
Oil storage unit 155 is towards nut 140.
Specifically, support division 153 is an integral molding structure with oil storage unit 155, make the stability and reliability of oil conservator 150
It is higher.In addition, oil storage unit 155 has the transition cavity of indent, more lubricating grease can be accommodated, accommodate the actual effect of lubrication more
Long, the number for reducing dismounting maintenance, increases operational efficiency.
As shown in Figure 1 and Figure 4, it is provided with multiple lug bosses 143 on the outside of nut 140, is correspondingly arranged in 120 inner wall of outer tube sleeve
Multiple concave parts 125, lug boss 143 and concave part 125 cooperate, and make nut 140 along 130 back and forth movement of screw rod, lug boss 143
In concave part 125.
Specifically, lug boss 143 can along concave part 125 formed path slide, and can limit nut 140 with
Screw rod 130 rotate, avoid influence be driven effect.
It should be noted that the utility model embodiment does not do specifically the shape of nut 140 and the number of lug boss 143
Limitation, exemplary, lug boss 143 can change the width and thickness of lug boss 143 according to the shape of outer tube sleeve 120, to expire
The matching demand of sufficient different location.
In addition, external screw thread can also be arranged in the outside of nut 140, being nut 140 can while screw rod 130 cooperates
To form matching relationship between other components, to drive the movement of other components, likewise, in 140 outside of nut
The form of other clampings can be set so that it cooperates with other components.
Optionally, 145 depth of oil storage hole is the 1/5-3/5 of 140 thickness of nut, the side wall and nut 140 of oil storage hole 145
Root part of screw tooth connection.
It should be noted that the utility model embodiment is not particularly limited the diameter of oil storage hole 145.Example
, the diameter of oil storage hole 145 can according to the size and wall thickness flexible configuration of nut 140, as long as do not influence nut 140 with
Normally screwing between screw rod 130.In addition, the size of 145 diameter of oil storage hole can not generate shadow to the intensity of nut 140
It rings.
In addition, the depth of oil storage hole 145 is set as the 1/5-3/5 of 140 thickness of nut, can guarantee to lubricate nut 140
While with screw rod 130, reduce nut 140 when moving on screw rod 130, grease is by blade coating to separate 150 one end of oil conservator
Probability increases the utilization rate of grease.
Optionally, oil conservator 150 is elastic material production.So, it is contacted in 140 end of nut with oil conservator 150
When, elastic deformation occurs because of stress for oil conservator 150, is stored in the lubricating grease of oil storage unit 155 because stress squeezes, it is easier to
It is pressed into oil storage hole 145, keeps the effect of lubrication more preferable.
As shown in Figure 1, automatic oiling component 100 further includes guide sleeve 160, guide sleeve 160 is set in the non-threaded of screw rod 130
End.
Using the above structure, screw rod 130 can be preferably protected, the probability of 130 frictional dissipation of screw rod is reduced, increases simultaneously
Concentricity when big screw rod 130 rotates makes to screw transmission between screw rod 130 and nut 140 more stable.
Further, automatic oiling component 100 further includes bearing 170 and the bearing holder (housing, cover) for being set in 170 outer ring of bearing
180, the inner ring of bearing 170 is set on guide sleeve 160.So, using rolling friction, it is greatly reduced screw rod 130
Abrasion, increases the service life of screw rod 130, while also reducing the noise generated when screw rod 130 rotates by friction.
As shown in figure 5, outer pipe seat 110 is hollow structure, the hollow junction of outer pipe seat 110 is provided with multiple reinforcing ribs
115。
So, it can significantly mitigate the weight of outer pipe seat 110, while save the use of raw material, in addition,
Multiple reinforcing ribs 115 are arranged in hollow junction, can make the intensity with higher of hollow outer tube seat 110, can bear bigger
Power.The not pliable deformation of outer pipe seat 110 itself, when use, are solid and reliable.
It should be noted that the utility model embodiment is not particularly limited the number of reinforcing rib 115, as long as being able to satisfy
The intensity of outer pipe seat 110.It is exemplary, as shown in figure 5, being all provided in the quadrangle of the hollow junction of outer pipe seat 110 and each side
Reinforcing rib 115 is equipped with to meet the intensity of connection.
Optionally, as shown in figure 4, being provided with taper sloping platform in the end face that nut 140 is provided with oil storage hole 145.
So, it can store on a small quantity by the grease of blade coating to end, run in nut 140 outer at taper sloping platform
When one end of tube socket 110, grease stress under the action of oil conservator 150 can preferably be made to push back in oil storage hole 145, realize oil
Rouge recycles, and reduces grease because stress is extruded to the probability in 140 outside of nut.
The utility model embodiment also discloses a kind of transmission device, the automatic oiling component including any one as above
100.The transmission device includes structure identical with the automatic oiling component 100 in previous embodiment and beneficial effect.Automatic note
The structure and beneficial effect of oily component 100 are described in detail in the aforementioned embodiment, and details are not described herein.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.