CN214698849U - Roller type mechanical main shaft - Google Patents

Abstract

The utility model relates to the field of bearings, in particular to a roller type mechanical spindle, which comprises a base, an inner ring and a rotating shaft, wherein a first round hole is formed in the base, the inner ring and the rotating shaft are sequentially sleeved on the base through the first round hole, a cavity and an annular groove are arranged on the base and surround the inner ring, a filler is arranged in the cavity, the annular groove is positioned between the inner ring and the cavity, an oil outlet is communicated between the cavity and the annular groove, a plurality of rolling bodies are rotatably arranged in the annular groove, the tops of the rolling bodies are in limit fit with the oil outlet, the bottom of the rolling body is attached to the inner ring, a second round hole is formed in the upper end of the base, the second round hole is communicated with the cavity, and a sealing cover is detachably mounted at the position of the second round hole at the upper end of the base; the effectual piling up that prevents oil, and make oil distributable in the cavity, reduce extravagantly, and then prevent that the interior roll body of the upper end in the annular groove from having the oil lubrication, effectual increase of service life.

Description

Roller type mechanical main shaft

Technical Field

The utility model belongs to the technical field of the bearing and specifically relates to a roller formula machinery main shaft is related to.

Background

The bearing is a relatively common fixed part in engineering machinery, and has a variety of types and wide application in the market. With the rapid development of social economy, the market demands for bearings are larger and higher, and the requirements are also higher and higher. The common bearing comprises an inner ring, an outer ring and a ball arranged between the inner ring and the outer ring. In the early-stage cylindrical roller bearings, because of their high cost, oil-retaining bearings have been proposed, which are generally made of copper material and have numerous fine holes inside, so that oil can be retained therein by capillary action of the fine holes, and are known as oil-retaining bearings. When a rotating shaft rotates in the hollow portion, the oil contained in the oil-containing bearing can be guided to the rotating shaft by capillary phenomenon to play a role of lubrication, and the cost is low, so that the oil-containing bearing is widely used.

The oiliness bearing that uses at present, the oiliness of its oil storage portion can be along with the rotation of pivot, but the bottom of bearing is piled up easily to oiliness, leads to easily that oiliness is inhomogeneous and spill over easily, has not only led to the waste, and the oiliness loss of the oiliness bearing inner storage is totally lost moreover for the great reduction in life-span of oiliness bearing.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.

The utility model provides a roller type machinery main shaft, the on-line screen storage device comprises a base, the inner circle, the pivot, first round hole has been seted up on the base, the inner circle, the pivot loops through first round hole and cup joints on the base, it is provided with the cavity to surround the inner circle on the base, the annular groove, be provided with the filler in the cavity, the annular groove is located between inner circle and the cavity, the intercommunication has the oil-out between cavity and the annular groove, rotatable a plurality of rolling elements of installing in the annular groove, the top and the spacing cooperation of oil-out of rolling element, the bottom and the inner circle laminating of roller, the second round hole has been seted up to the upper end of base, second round hole and cavity intercommunication, the upper end of base is located second round hole department demountable installation and has sealed lid.

Furthermore, the outer edges of the two ends of the inner ring are respectively provided with a convex ring.

Furthermore, the rolling body comprises a first cylinder and a second cylinder, and the inner end of the first cylinder and the inner end of the second cylinder are mutually abutted.

Further, the filler may be specifically one of clay, amorphous silica, kapok fiber, and pulp fiber.

Furthermore, a supporting seat is installed at the bottom of the base, and a damping device is arranged between the supporting seat and the base.

Furthermore, damping device includes first telescopic link, second telescopic link, first elastic component, and the one end and the base of first telescopic link are connected, the one end of second telescopic link and the other end sliding connection of first telescopic link, the other end and the supporting seat connection of second telescopic link, and first elastic component is located between first telescopic link and the second telescopic link.

Furthermore, a second elastic piece is sleeved on the second telescopic rod and is positioned between the first telescopic rod and the supporting seat.

Compared with the prior art, the beneficial effects of the utility model are that:

a roller type mechanical main shaft is characterized in that oil can be poured into a cavity through a second round hole by matching the second round hole, the cavity, an annular groove, a rolling body, an oil outlet and an inner ring, the inner ring is driven to rotate when a rotating shaft rotates, the rolling body is further driven to rotate, the outer edge surface of the rolling body can be in contact with the oil in the cavity through the oil outlet when the rolling body rotates, and the roller type mechanical main shaft has an effective lubricating effect on the rotation of the rotating shaft; through the setting of filler, the filler has the effect of adsorbing oil, and in the accessible oil-out got back to the cavity when oil flows the annular groove lower extreme, the filler adsorbed oil, effectually prevents piling up of oil, and makes oil distributable in the cavity, reduces extravagantly, and then prevents that the rolling of the upper end in the annular groove is internal to have oil lubrication, effectual increase of service life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is another schematic structural diagram of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 1;

FIG. 4 is a schematic view of the structure at B in FIG. 1;

fig. 5 is a schematic diagram of the structure at C in fig. 2.

In the figure: the oil-gas separation device comprises a base 1, an inner ring 2, a rotating shaft 3, a first round hole 4, a cavity 5, an annular groove 6, a filler 7, an oil outlet 8, a rolling body 9, a second round hole 10, a sealing cover 11, a convex ring 12, a first cylinder 13, a second cylinder 14, a supporting seat 15, a first telescopic rod 16, a second telescopic rod 17, a first elastic piece 18, a second elastic piece 19 and a damping device 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-5, in the embodiment of the present invention, a roller-type mechanical spindle, the base comprises a base 1, an inner ring 2, a rotating shaft 3, a first round hole 4 has been seted up on the base 1, the inner ring 2, the rotating shaft 3 loops through the first round hole 4 and cup joints on the base 1, it is provided with a cavity 5 to surround the inner ring 2 on the base 1, an annular groove 6, be provided with filler 7 in the cavity 5, the annular groove 6 is located between the inner ring 2 and the cavity 5, the intercommunication has an oil-out 8 between cavity 5 and the annular groove 6, rotatable a plurality of rolling elements 9 have been installed in the annular groove 6, the top and the oil-out 8 spacing cooperation of rolling element 9, the bottom and the inner ring 2 laminating of the rolling element, a second round hole 10 has been seted up to the upper end of base 1, the second round hole 10 communicates with the cavity 5, the upper end of base 1 is located second round hole 10 department demountable installation and has sealed lid 11.

A roller type mechanical main shaft is characterized in that oil can be poured into a cavity 5 through a second round hole 10 by matching the second round hole 10, the cavity 5, an annular groove 6, a rolling body 9, an oil outlet 8 and an inner ring 2, when a rotating shaft 3 rotates, the inner ring 2 is driven to rotate, the rolling body 9 is driven to rotate, when the rolling body 9 rotates, the outer edge surface of the rolling body 9 can be in contact with the oil in the cavity 5 through the oil outlet 8, and the roller type mechanical main shaft has an effective lubricating effect on the rotation of the rotating shaft 3; through setting up of filler 7, filler 7 has the oily effect of absorption, and accessible oil-out 8 returns cavity 5 when oil flows 6 lower extremes of annular groove in, filler 7 adsorbs oil, effectually prevents oily piling up, and makes oil distributable in cavity 5, reduces extravagantly, and then has oily lubrication, effectual increase of service life in the rolling element 9 of the upper end that prevents in the annular groove 6.

In this embodiment, the outer edges of the two ends of the inner ring 2 are respectively provided with a convex ring 12; through the arrangement of the convex ring 12, oil is effectively prevented from overflowing from two sides of the inner ring 2.

In this embodiment, the rolling element 9 includes a first cylinder 13 and a second cylinder 14, and an inner end of the first cylinder 13 and an inner end of the second cylinder 14 are abutted to each other; the first cylinder 13 and the second cylinder 14 are matched to be used, so that the lubrication of the rotating shaft 3 is effectively improved.

In this embodiment, the filler 7 may be specifically one of clay, amorphous silica, kapok fiber, and pulp fiber; through setting up filler 7 as clay, amorphous silica, kapok fibre, paper pulp fibre in one, effectual absorption to oil, and when receiving rolling element 9's extrusion, lubricated rolling element 9 can be leaked out again to the absorbed oil, the effectual waste that reduces oil.

In this embodiment, the bottom of the base 1 is provided with a supporting seat 15, and a damping device is arranged between the supporting seat 15 and the base 1; through damping device's setting, effectual rotation of countershaft 3 is cushioned.

In this embodiment, the damping device includes a first telescopic rod 16, a second telescopic rod 17, and a first elastic member 18, one end of the first telescopic rod 16 is connected to the base 1, one end of the second telescopic rod 17 is slidably connected to the other end of the first telescopic rod 16, the other end of the second telescopic rod 17 is connected to the support seat 15, and the first elastic member 18 is located between the first telescopic rod 16 and the second telescopic rod 17; the first telescopic rod 16, the second telescopic rod 17 and the first elastic piece 18 are matched for use, so that the shock absorption capacity for rotation of the rotating shaft 3 is effectively improved.

In this embodiment, the second elastic member 19 is sleeved on the second telescopic rod 17, and the second elastic member 19 is located between the first telescopic rod 16 and the supporting seat 15; by the arrangement of the second elastic member 19, the shock absorbing capability for the rotation of the rotating shaft 3 is effectively improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (7)

1. The utility model provides a roller type machinery main shaft, a serial communication port, the on-line screen storage device comprises a base, the inner circle, the apparatus further comprises a rotating shaft, first round hole has been seted up on the base, the inner circle, the pivot loops through first round hole and cup joints on the base, it is provided with the cavity to surround the inner circle on the base, the annular groove, be provided with the filler in the cavity, the annular groove is located between inner circle and the cavity, the intercommunication has the oil-out between cavity and the annular groove, rotatable mounting has a plurality of rolling elements in the annular groove, the top and the spacing cooperation of oil-out of rolling element, the bottom and the inner circle laminating of rolling element, the second round hole has been seted up to the upper end of base, second round hole and cavity intercommunication, the upper end of base is located second round hole department demountable installation and has sealed lid.

2. A roller-type machine spindle according to claim 1, wherein the outer edges of the two ends of the inner ring are provided with collars, respectively.

3. A roller spindle according to claim 1, in which the rolling elements comprise a first cylinder and a second cylinder, the inner ends of the first cylinder and the second cylinder abutting each other.

4. A roller machine spindle according to claim 1 in which the filler is selected from the group consisting of clay, amorphous silica, kapok fiber and pulp fiber.

5. A roller-type machine spindle according to claim 1 in which the base has a support mounted to the base and damping means is provided between the support and the base.

6. The roller-type mechanical spindle of claim 5, wherein the damping device comprises a first telescopic rod, a second telescopic rod, and a first elastic member, one end of the first telescopic rod is connected to the base, one end of the second telescopic rod is slidably connected to the other end of the first telescopic rod, the other end of the second telescopic rod is connected to the supporting base, and the first elastic member is located between the first telescopic rod and the second telescopic rod.

7. The roller-type mechanical spindle of claim 6, wherein the second flexible member is sleeved on the second telescopic rod, and the second flexible member is located between the first telescopic rod and the supporting seat.

Images