CN210046494U - Grinding wheel extension shaft for bearing grinding - Google Patents

Abstract

The utility model discloses a bearing grinds and connects major axis with emery wheel relates to emery wheel and connects major axis technical field, and it is poor to grind the dirt resistance that connects the major axis with the emery wheel for solving current bearing, can't dispel the heat the problem of ventilation. The outside of emery wheel is provided with the grinding line, the upper end of emery wheel is provided with the preformed hole, the upper end of preformed hole is provided with the fixed slot, and the fixed slot is provided with a plurality of, and a plurality of fixed slot is the annular and arranges, the inside of preformed hole is provided with first through-hole, the inner wall of first through-hole is provided with emollient, be provided with the gas pocket on the emollient, one side of dirt filtrating screen is provided with the vent pipe, one side of vent pipe is provided with the air duct, the inside of fixed station is provided with the second through-hole, the inner wall of second through-hole is provided with the go-between, the top of second through-hole is provided with the connecting axle, the lower extreme of fixed station.

Description

Grinding wheel extension shaft for bearing grinding

Technical Field

The utility model relates to a emery wheel connects long axle technical field, specifically is a bearing grinds and connects long axle with emery wheel.

Background

The grinding wheel long connecting shaft for bearing grinding is widely applied to grinding operation, the grinding wheel rotates at a high speed to drive the grinding wheel shaft to axially move, a grinding wheel head is usually and directly installed on a rotating shaft of a grinding machine, a main shaft rotates to drive the grinding wheel to rotate to carry out grinding operation, the main shaft is installed in a sleeve and rotates in the sleeve during working to carry out grinding operation, and the main shaft and the sleeve are coaxially arranged, so that the force on the circumferential surface of the grinding wheel is uniform during grinding, high-efficiency processing on a workpiece cannot be achieved, and therefore the grinding wheel long connecting shaft for bearing grinding is more and more widely used.

Bearing grinding on the market connects the major axis with the emery wheel at present, the emery wheel carries out the in-process that the bearing ground, because the junction of emery wheel shaft hole and axle is gapped, the dirt bits that produce when emery wheel grinding itself and work piece grinding all can get into through the junction clearance department of emery wheel shaft hole and axle, thereby lead to the axle of being connected with emery wheel shaft hole and the contact of dirt bits, can cause not equidimension wearing and tearing simultaneously, and when the emery wheel carries out the grinding, produce great heat easily during emery wheel grinding work piece, can't dispel the heat and ventilate, thereby the grinding hardness on abrasive material layer has been reduced, user's demand has not been satisfied, consequently, the urgent need of market is researched and is connect the major axis with the emery wheel to help people to solve current problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing grinds and connects major axis with emery wheel to solve the current bearing that proposes among the above-mentioned background art and grind and connect the dirt resistance of major axis with the emery wheel poor, can't carry out the problem of heat dissipation and ventilation.

In order to achieve the above object, the utility model provides a following technical scheme: a grinding wheel connecting shaft for bearing grinding comprises a grinding wheel, wherein grinding grains are arranged outside the grinding wheel, a preformed hole is formed in the upper end of the grinding wheel, fixing grooves are formed in the upper end of the preformed hole, a plurality of fixing grooves are arranged in an annular mode, a first through hole is formed in the preformed hole, a lubricant is arranged on the inner wall of the first through hole, air holes are formed in the lubricant and are arranged in a plurality of annular modes, a fixing table is arranged above the preformed hole, a first air collecting plate is arranged on one side of the fixing table, a second air collecting plate is arranged on the other side of the fixing table, dust filtering nets are arranged on the first air collecting plate and the second air collecting plate, an air vent pipeline is arranged on one side of each dust filtering net, an air vent groove is formed on one side of each air vent pipeline, a second through hole is formed in the fixing table, the inner wall of the second through hole is provided with a connecting ring, a connecting shaft is arranged above the second through hole, and the lower end of the fixed platform is provided with a connecting bolt.

Preferably, one end of the connecting shaft penetrates through the fixing table, one end of the connecting shaft extends to the outside of the grinding wheel, and the grinding wheel is in threaded connection with the fixing table through a connecting bolt.

Preferably, the fixed table is connected with the connecting ring in an adhesion mode, and the dust filter screen is connected with the air duct in a sealing mode.

Preferably, the fixed station is fixedly connected with the first wind collecting plate and the second wind collecting plate, and the vent groove is of a trapezoidal structure.

Preferably, the number of the dust filter nets, the number of the vent grooves and the number of the vent pipes are two, and the grinding wheel is connected with the grinding lines in an adhesion mode.

Preferably, the fixed platform is connected with the dust filter net in a sealing mode, and the connecting bolts are provided with a plurality of connecting bolts.

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

1. this bearing grinds connects major axis with emery wheel through setting up first wind-collecting plate and second wind-collecting plate, because the dirt-filtering net is the slope setting at the fixed station surface, can blow off remaining dirt bits on the dirt-filtering net when follow-up air current gets into, the dirt-filtering net can not take place to block up, then the air current passes through the air channel and gets into the interior formation wind layer of second through-hole, has fine dustproof effect, has solved the poor problem of the dustproofness that traditional bearing ground connects the major axis with the emery wheel.

2. This bearing grinds and connects major axis through setting up air duct and vent pipe, the end of air duct is trapezoidal form and makes the air current to both sides diffusion, can make the wind layer along the hypotenuse diffusion outflow, the dirt bits that not only can prevent to produce when the emery wheel grinding get into the clearance department of second through-hole and outer spiale, fine dustproof effect has, can also dispel the heat fast to the top layer of emery wheel, the heat dissipation air permeability is good, the problem that traditional bearing ground connects the major axis with the emery wheel can't dispel the heat and ventilate has been solved.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a perspective view of the grinding wheel of the present invention;

fig. 3 is a perspective view of the fixing table of the present invention;

fig. 4 is a schematic structural diagram of the present invention.

In the figure: 1. a grinding wheel; 2. grinding the lines; 3. a fixed table; 4. a connecting shaft; 5. a first wind-collecting plate; 6. a second wind-collecting plate; 7. reserving a hole; 8. a first through hole; 9. fixing grooves; 10. air holes; 11. a dust filter screen; 12. a vent channel; 13. a second through hole; 14. a connecting ring; 15. an air duct; 16. a lubricant; 17. and connecting the bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides an embodiment: a grinding wheel extension shaft for bearing grinding comprises a grinding wheel 1, grinding grains 2 are arranged outside the grinding wheel 1, a preformed hole 7 is arranged at the upper end of the grinding wheel 1, fixing grooves 9 are arranged at the upper end of the preformed hole 7, a plurality of fixing grooves 9 are arranged in an annular mode, a first through hole 8 is arranged inside the preformed hole 7, a lubricant 16 is arranged on the inner wall of the first through hole 8, an air hole 10 is formed in the lubricant 16, the lubricating effect is good, a plurality of air holes 10 are arranged and are arranged in an annular mode, a fixing table 3 is arranged above the preformed hole 7, a first air collecting plate 5 is arranged on one side of the fixing table 3, a second air collecting plate 6 is arranged on the other side of the fixing table 3, a dust filtering net 11 is arranged on one side of each of the first air collecting plate 5 and the second air collecting plate 6, and dust generated when the grinding wheel 1 is prevented from entering a gap between the second through hole 13 and an external connection shaft, have fine dustproof effect, one side of dust screen 11 is provided with vent pipe 15, one side of vent pipe 15 is provided with air channel 12, can dispel the heat fast on the top layer of emery wheel 1, the effectual life who improves emery wheel 1, the inside of fixed station 3 is provided with second through-hole 13, the inner wall of second through-hole 13 is provided with go-between 14, the top of second through-hole 13 is provided with connecting axle 4, the lower extreme of fixed station 3 is provided with connecting bolt 17.

Further, the one end of connecting axle 4 runs through fixed station 3, and the one end of connecting axle 4 extends to the outside of emery wheel 1, and emery wheel 1 passes through connecting bolt 17 threaded connection with fixed station 3, and the dirt bits that produce when can preventing emery wheel 1 grinding get into the clearance department of second through-hole 13 and external shaft, have fine dustproof effect.

Further, the fixing table 3 is connected with the connecting ring 14 in an adhesion mode, and the dust filter net 11 is connected with the ventilation pipeline 15 in a sealing mode, so that the sealing performance between the structures is better.

Further, the fixed station 3 is fixedly connected with the first wind collecting plate 5 and the second wind collecting plate 6, and the vent grooves 12 are of a trapezoidal structure and can enable the wind layer to diffuse and flow out along the inclined edges.

Furthermore, the dust filtering net 11, the vent groove 12 and the vent pipeline 15 are all provided with two, and the grinding wheel 1 is connected with the grinding grains 2 in an adhesion mode, so that the connection between the structures is more reasonable.

Further, the fixed station 3 is connected with the dust filter 11 in a sealing mode, and the connecting bolts 17 are provided with a plurality of connecting bolts, so that the connecting relation between the structures is more reliable and safer.

The working principle is as follows: when the grinding wheel is used, firstly, the connecting shaft 4 is matched and connected with the second through hole 13, the grinding wheel 1 is in threaded connection with the fixed platform 3 through the connecting bolt 17, when a bearing is ground by the grinding grains 2 on the outer surface of the grinding wheel 1, the grinding wheel 1 rotates at a high speed along the connecting shaft 4, so that the grinding wheel 1 drives the fixed platform 3 to simultaneously rotate at a high speed, wind power generated by the rotation of the fixed platform 3 flows into the ventilating duct 12 along the first wind collecting plate 5 and the second wind collecting plate 6 through the dust filtering net 11 and the ventilating pipeline 15, due to the inclined arrangement of the dust filtering net 11 on the outer surface of the fixed platform 3, residual dust on the dust filtering net 11 can be blown away when subsequent airflow enters, the dust filtering net 11 cannot be blocked, then the airflow enters the second through hole 13 through the ventilating duct 12 to form a wind layer, the tail end of the ventilating duct 12 is in a trapezoidal shape, the airflow is diffused to two sides, the wind layer can be diffused and flows out along the oblique sides, and not only can prevent the dust generated during, have fine dustproof effect, can also dispel the heat fast to the top layer of emery wheel 1, the effectual life that improves emery wheel 1, when connecting axle 4 passed emery wheel 1's first through-hole 8, emollient 16 has been paintd to 8 inner walls of first through-hole to set up gas pocket 10, had fine lubricated effect, still improved the transmission efficiency between the structure simultaneously.

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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a bearing grinds and connects major axis with emery wheel, includes emery wheel (1), its characterized in that: grinding grains (2) are arranged outside the grinding wheel (1), a preformed hole (7) is arranged at the upper end of the grinding wheel (1), fixing grooves (9) are arranged at the upper end of the preformed hole (7), a plurality of fixing grooves (9) are arranged in an annular shape, a first through hole (8) is arranged inside the preformed hole (7), a lubricant (16) is arranged on the inner wall of the first through hole (8), air holes (10) are formed in the lubricant (16), a plurality of air holes (10) are arranged in an annular shape, a fixed table (3) is arranged above the preformed hole (7), a first air collecting plate (5) is arranged on one side of the fixed table (3), a second air collecting plate (6) is arranged on the other side of the fixed table (3), and dust filtering nets (11) are arranged on one sides of the first air collecting plate (5) and the second air collecting plate (6), an air duct (15) is arranged on one side of the dust filtering net (11), an air groove (12) is arranged on one side of the air duct (15), a second through hole (13) is formed in the fixing table (3), a connecting ring (14) is arranged on the inner wall of the second through hole (13), a connecting shaft (4) is arranged above the second through hole (13), and a connecting bolt (17) is arranged at the lower end of the fixing table (3).

2. The grinding wheel extension shaft for grinding a bearing according to claim 1, characterized in that: one end of the connecting shaft (4) penetrates through the fixing table (3), one end of the connecting shaft (4) extends to the outside of the grinding wheel (1), and the grinding wheel (1) is in threaded connection with the fixing table (3) through a connecting bolt (17).

3. The grinding wheel extension shaft for grinding a bearing according to claim 1, characterized in that: the fixed table (3) is connected with a connecting ring (14) in an adhesion mode, and the dust filter net (11) is connected with the air duct (15) in a sealing mode.

4. The grinding wheel extension shaft for grinding a bearing according to claim 1, characterized in that: the fixed platform (3) is fixedly connected with the first wind collecting plate (5) and the second wind collecting plate (6), and the vent groove (12) is of a trapezoidal structure.

5. The grinding wheel extension shaft for grinding a bearing according to claim 1, characterized in that: the dust filtering net (11), the vent groove (12) and the vent pipeline (15) are all provided with two, and the grinding wheel (1) is connected with the grinding grains (2) in an adhesion mode.

6. The grinding wheel extension shaft for grinding a bearing according to claim 1, characterized in that: the fixed platform (3) is connected with the dust filtering net (11) in a sealing mode, and a plurality of connecting bolts (17) are arranged.

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