CN111085938A

CN111085938A - Bearing ring grinding disc support of non-standard bearing

Info

Publication number: CN111085938A
Application number: CN202010036339.2A
Authority: CN
Inventors: 李衬吉; 王炳禄; 张建军; 聂艳芳; 董杰
Original assignee: Shijiazhuang Huaping Bearing Equipment Co Ltd
Current assignee: Shijiazhuang Huaping Bearing Equipment Co Ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-05-01
Anticipated expiration: 2040-01-10
Also published as: CN111085938B

Abstract

The invention relates to a bearing ring and grinding disc support of a non-standard bearing, which relates to the technical field of processing of the non-standard bearing and solves the problem that a bearing ring of the non-standard bearing is not easy to fix. The invention improves the stability of the bearing ring of the non-standard bearing, leads the bearing ring of the non-standard bearing to have high grinding speed and high efficiency, and reduces the production cost of the non-standard bearing.

Description

Bearing ring grinding disc support of non-standard bearing

Technical Field

The invention relates to the technical field of processing of non-standard bearings, in particular to a bearing ring and grinding disc support of a non-standard bearing.

Background

The nonstandard bearing is a nonstandard bearing, which is a bearing that does not conform to the external dimension specified by the national standard in popular terms, that is, all bearings with external dimensions different from the external dimensions specified by the national standard. The nonstandard bearing consists of a bearing ring and a ball, wherein the bearing ring is divided into an inner ring and an outer ring.

After rough machining is completed on the bearing ring of the non-standard bearing, in order to improve the roughness of the side end face of the bearing ring, the side end face of the bearing ring needs to be polished frequently, but the bearing ring of the non-standard bearing is large and not easy to fix, so that the polishing work on the side end face of the bearing ring of the non-standard bearing is completed manually at present.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a bearing ring and grinding disc support of a non-standard bearing, which solves the problem that the bearing ring of the non-standard bearing is not easy to fix, improves the stability of the bearing ring of the non-standard bearing, enables the bearing ring of the non-standard bearing to be high in grinding speed and efficiency, and reduces the production cost of the non-standard bearing.

The above object of the present invention is achieved by the following technical solutions:

a bearing ring grinding disc support of a non-standard bearing comprises a base, a supporting disc arranged on the base, a fixing device arranged on the supporting disc and a power device arranged on the base;

a polishing notch is formed in the supporting disc and is positioned on one side, far away from the power device, of the supporting disc;

the fixing device comprises three mounting bases arranged on the supporting disk, a mounting seat arranged on the mounting seat, an adjusting piece arranged on the mounting seat, a rotating shaft arranged on the mounting seat, a supporting wheel arranged on the rotating shaft and a plurality of rolling pieces arranged on the supporting disk;

the three mounting bases are not on the same straight line;

the mounting base is mounted on the mounting base through an adjusting piece;

a plurality of said rolling elements abutting a bearing ring;

the power device is connected with the rotating shaft.

By adopting the technical scheme, the mounting base is mounted on the supporting disc, the mounting base and the rotating shaft are mounted on the mounting base together through the adjusting piece, the supporting wheels are mounted on the rotating shaft, when the bearing ring is mounted, the inner end face of the bearing ring is sleeved on the outer end faces of the three supporting wheels, the side ends of the bearing ring are abutted to the rolling pieces, the three adjusting pieces are adjusted to adjust the three supporting wheels through the mounting base, the bearing ring is fixed by tensioning the three supporting wheels, the power device is started to drive the three supporting wheels to rotate, the bearing ring is driven to rotate together, then the polishing tool is enabled to polish two end faces of the bearing ring from two sides of the polishing gap simultaneously, the polishing speed is high, the efficiency is high, manual polishing is replaced, and the production cost of non-standard bearings is reduced.

The invention is further configured to: the distance between two adjacent mounting bases is equal.

Through adopting above-mentioned technical scheme, through making adjacent two each other distance between the installation base equals, and then what three supporting wheel constitutes is a regular triangle to when three supporting wheel back shaft race, compare in the equipartition of non-regular triangle's three supporting wheel, the three supporting wheel that is located on the three summit of regular triangle fastens more of the inner wall tensioning butt of race ring, has increased the fixed stability of race ring, is favorable to accelerating the speed of polishing of race ring, the polishing and the production efficiency of improvement race ring.

The invention is further configured to: the distances between the three mounting bases and the axis of the supporting disc are equal.

Through adopting above-mentioned technical scheme for three supporting wheel is along the axis evenly distributed of supporting disk, thereby also make the race ring install the back on three supporting wheel, the race ring is coaxial with the supporting disk, makes the race ring install the back on the supporting wheel, has reduced the possibility that the supporting disk topples, thereby when having improved processing race ring, the stability of base and supporting disk.

The invention is further configured to: the mounting base is provided with a mounting bolt, and the supporting disk is provided with a plurality of bolt holes;

the bolt holes are arranged side by side, and the mounting bolts penetrate through the mounting base and are connected with the bolt holes.

Through adopting above-mentioned technical scheme, make the position of installation base adjustable, when the race of different diameters, the diameter span of two race rings of processing is great around if, the position of accessible adjustment installation base carries out the coarse adjustment to the position of supporting wheel, when the span of two race rings is little around processing, the position of supporting wheel is adjusted to the accessible regulating part, coarse adjustment combines with fine setting, the diameter range increase of the race ring that makes the workable of mill support, satisfy different production demands, need not to produce the mill support of more specifications, the manufacturing cost of enterprise has been reduced.

The invention is further configured to: the adjusting piece is a screw rod, the screw rod is in threaded connection with the mounting base, and the screw rod is in rotating connection with the mounting base.

By adopting the technical scheme, the adjusting rod is fixed in distance adjustment of the mounting seat by using the screw rod and rotating the screw rod every time when the position of the mounting seat is adjusted by the screw rod, so that the adjusting precision of the mounting seat is relatively high, the controllability is high, and the operation is convenient.

The invention is further configured to: the power device comprises a power assembly arranged on the base, a driving chain wheel arranged on the power assembly, a driven chain wheel arranged on the rotating shaft, a tension chain wheel arranged on the supporting plate and a chain arranged on the driving chain wheel;

the driven chain wheel and the supporting wheel are positioned on two sides of the supporting disk;

the chain is wound on the driving chain wheel, the driven chain wheel and the tensioning chain wheel.

Through adopting above-mentioned technical scheme, power component drives drive sprocket and rotates, and drive sprocket drives the chain and rotates, and the chain drives three driven sprocket respectively and rotates, and driven sprocket drives the axis of rotation and rotates, and the axis of rotation drives the supporting wheel and rotates, and three supporting wheel drives the bearing circle and carries out synchronous rotation to the both sides terminal surface of grinding tool to the bearing circle is polished.

The invention is further configured to: an adjusting component is arranged between the power component and the base;

the adjusting assembly comprises a sliding chute arranged on the base, a sliding block connected with the base in a sliding manner, a fixed plate arranged on the base and a screw rod connected with the fixed plate in a threaded manner;

the power assembly is positioned on the sliding block;

the sliding block is positioned in the sliding groove;

the screw rod is rotatably connected with the sliding block.

Through adopting above-mentioned technical scheme, when changing not equidimension race ring, because the position of three supporting wheel needs to be adjusted simultaneously to three driven sprocket's position also follows the change, at this moment, need not to increase and decrease how many of the chain link on the chain, only needs to rotate the lead screw, and the lead screw promotes the slider and slides in the spout, thereby power device and drive sprocket's position changes, and gradual with the power device adjustment to the three position of following the driving wheel of adaptation.

In conclusion, the beneficial technical effects of the invention are as follows:

1. according to the invention, the bearing ring is tensioned and fixed through the three supporting wheels, the three supporting wheels drive the bearing ring to rotate, then the grinding tool for grinding the notch synchronously grinds the two end surfaces of the bearing ring, the grinding speed is high, the grinding efficiency is high, manual grinding is replaced, and the production cost of an enterprise is reduced.

2. Through set up the rolling member on the supporting disk, when three supporting wheel fixed the race ring on the supporting disk, the side end face butt of race ring has avoided the friction of race ring with the supporting disk on the rolling member for the race ring is polished by grinding tool more easily.

3. When the position of supporting wheel changes, through the position of adjustment slider in the spout to adjust the tensioning at the chain, make the chain can be better drive the axis of rotation and go to rotate, reduced the chain from the drive sprocket, driven sprocket and the epaxial dropping of tensioning sprocket.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a partial structural view (front side end face) in an embodiment of the present invention;

fig. 3 is a partial structural view (rear end face) in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a mounting base and a mounting seat according to an embodiment of the present invention;

FIG. 5 is a partial schematic structural view (side end surface on the side provided with the grinding gap) in the embodiment of the present invention;

fig. 6 is a state diagram of use of an embodiment of the present invention.

In the figure, 11, the base; 12. a support disc; 121. polishing the notch; 122. mounting holes; 2. a fixing device; 21. installing a base; 22. a mounting seat; 221. a first mounting block; 222. a second mounting block; 23. an adjustment member; 231. a bearing seat; 232. a groove; 24. a rotating shaft; 25. a support wheel; 26. a rolling member; 261. a rolling mounting seat; 262. rolling the mounting hole; 27. a compression assembly; 271. pressing the mounting seat; 272. a connecting rod; 273. a compression plate; 274. a compression member; 275. a fixed seat; 276. locking the screw rod; 277. a locking member; 3. a power plant; 31. a power assembly; 32. a drive sprocket; 33. a driven sprocket; 34. a tension sprocket; 35. a chain; 41. installing a bolt; 42. bolt holes; 5. an adjustment assembly; 51. a chute; 52. a slider; 53. a fixing plate; 54. a screw rod; 91. a bearing ring; 92. grinding a grinding wheel; 93. a main shaft.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, a race and grinding disc support of a non-standard bearing disclosed in an embodiment of the present invention mainly comprises a base 11, a supporting disc 12 disposed on the base 11, a fixing device 2 disposed on the supporting disc 12, and a power device 3 disposed on the base 11. The fixing device 2 is provided with a bearing ring 91, and the power device 3 drives the bearing ring 91 on the fixing device 2 to rotate.

Referring to fig. 1, a base 11 is installed on a grinding machine, a support disc 12 is fixed on the base 11 through a bolt connection, and the support disc 12 is vertically arranged, that is, the axis of the support disc 12 is parallel to the horizontal plane, and a bearing ring 91 is located on the exposed side of the support disc 12 and is parallel to the support disc 12. A grinding gap 121 is formed in the support plate 12, and a grinding tool grinds two side end faces of the bearing ring 91 exposed from the grinding gap 121. The supporting disc 12 is a casting, and lightening holes are reserved on the supporting disc 12, so that the grinding gap 121 and the lightening holes are reserved when the supporting disc 12 is cast. When the support plate 12 is mounted on the base 11, one end of the grinding gap 121 is away from the power unit 3.

Referring to fig. 2, the fixing device 2 includes three mounting bases 21 provided on the supporting plate 12, a mounting seat 22 provided on the mounting seat 22, an adjuster 23 provided between the mounting bases 21 and the mounting seat 22, a rotating shaft 24 provided on the mounting seat 22, a support wheel 25 provided on the rotating shaft 24, and a plurality of rolling members 26 provided on the supporting plate 12.

The three mounting bases 21 are uniformly distributed on the supporting disc 12, the three mounting bases 21 are not in the same straight line, the distances between two adjacent mounting bases 21 are equal, and the distances between the three mounting bases 21 and the axis of the supporting disc 12 are equal.

Referring to fig. 3, a mounting bolt 41 penetrates through the mounting base 21, a plurality of bolt holes 42 are formed in the support disc 12, the bolt holes 42 are divided into two groups, each group of bolt holes 42 are in the same straight line, straight lines formed by the two groups of bolt holes 42 are parallel, a mounting hole 122 is formed in the support disc 12, the mounting hole 122 is formed in the radial direction of the support disc 12, the two groups of bolt holes 42 are symmetrically distributed on two sides of the mounting hole 122, and the bolt holes 42 and the bearing ring 91 are located on two sides of the support disc 12.

Referring to fig. 3 and 4, the mounting seat 22 is composed of a first mounting block 221 and a second mounting block 222, the first mounting block 221 and the second mounting block 222 are oppositely spliced, the first mounting block 221 and the second mounting block 222 are respectively located on two sides of the support plate 12, the first mounting block 221 and the second mounting block 222 are connected through bolts, and one ends, far away from each other, of the first mounting block 221 and the second mounting block 222 are larger than the mounting hole 122, so that the mounting seat 22 cannot fall out of the mounting hole 122 after the first mounting block 221 and the second mounting block 222 are connected.

The adjusting piece 23 is a threaded rod, one end of the adjusting piece 23 is mounted on the mounting seat 22 through a bearing seat 231, the other end of the adjusting piece is in threaded connection with the mounting base 21, the bearing seat 231 is arranged between the first mounting block 221 and the second mounting block 222, and a groove 232 for mounting the bearing seat 231 is reserved on the first mounting block 221 and the second mounting block 222, so that the adjusting piece 23 is rotatably connected with the mounting seat 22. The end of the adjusting member 23 remote from the mounting seat 22 is provided with a screwing head which facilitates the manual use of a tool to screw the adjusting member 23.

Referring to fig. 2 and 4, the rotation shaft 24 passes through the first mounting block 221 and the second mounting block 222 and is rotatably connected to the first mounting block 221 and the second mounting block 222, and an axis of the rotation shaft 24 is parallel to an axis of the support plate 12. The support wheel 25 is fixed on the rotation shaft 24, and the two are integrally cast, and when the support wheel is installed, the rotation shaft 24 passes through the first installation block 221 and the second installation block 222 in sequence.

Referring to fig. 3, the rolling element 26 and the supporting wheel 25 are located on the same side of the supporting plate 12, the rolling element 26 is a sliding bearing, the rolling element 26 is installed on a rolling installation seat 261, the rolling installation seat 261 is installed and fixed on the supporting plate 12 through a bolt, a plurality of rolling installation holes 262 for installing the rolling installation seat 261 are formed in the supporting plate 12, and the plurality of rolling installation holes 262 are located on the same straight line. When the diameter of the bearing ring 91 is changed, the position of the rolling seat 261 is adjusted while the position of the support wheel 25 is adjusted.

Referring to fig. 2 and 5, the fixing device 2 further includes a pressing assembly 27 disposed on the supporting plate 12, and the pressing assembly 27 includes a pressing mounting seat 271 mounted on the supporting plate 12, a connecting rod 272 disposed on the pressing mounting seat 271, a pressing plate 273 hinged to the connecting rod 272, a pressing member 274 disposed on the pressing plate 273, a fixing seat 275 disposed on the supporting plate 12, a locking screw 276 disposed on the fixing seat 275, and a locking member 277 disposed on the locking screw 276.

The press mount 271 is mounted on the support plate 12 by bolts, and the press mount 271 is located in the rolling mounting hole 262. One end of the connecting rod 272 is fixed to the pressing mounting seat 271, and the other end is hinged to the pressing plate 273. The pressing member 274 is a slide bearing and is mounted on the pressing plate 273, the pressing member 274 is disposed opposite to the rolling member 26, and the bearing ring 91 is located between the rolling member 26 and the pressing member 274. The fixing seat 275 is located between the rolling mounting seat 261 and the pressing mounting seat 271, similarly, the fixing seat 275 is mounted on the supporting plate 12 by bolts, and the fixing seat 275 shares the rolling mounting hole 262 with the rolling mounting seat 261 and the pressing mounting seat 271. Locking screw 276 is fixed on fixing base 275, offers the unthreaded hole on the pressure strip 273, and locking screw 276 passes the unthreaded hole, and retaining member 277 adopts the nut, and behind locking screw 276 passed the pressure strip 273, it fixes pressure strip 273 on locking screw 276 to twist retaining member 277 to make and compress tightly a 274 butt on race 91.

Referring to fig. 6, the power unit 3 is connected to the rotating shaft 24, and the power unit 3 rotates the rotating shaft 24. The power unit 3 includes a power unit 31 provided on the base 11, a drive sprocket 32 provided on the power unit 31, a driven sprocket 33 provided on the rotating shaft 24, a tension sprocket 34 provided on the support plate 12, and a chain 35 provided on the drive sprocket 32.

The power assembly 31 includes a motor and a speed reducer arranged on the base 11, and an output shaft of the motor is connected with an input shaft of the speed reducer. The driving sprocket 32 is keyed on the output shaft of the reducer, the driven sprocket 33 is keyed on the rotation shaft 24, and the driven sprocket 33 and the supporting wheel 25 are distributed on both sides of the supporting disk 12. The number of the tension sprockets 34 is two, and the two tension sprockets 34 are respectively located between the support wheel 25 at the lowest end and the two support wheels 25 above the lowest end. The chain 35 is wound around the tension sprocket 34, the driven sprocket 33, and then returned to the drive sprocket 32 via the drive sprocket 32.

Referring to fig. 6, an adjusting assembly 5 is disposed between the power assembly 31 and the base 11, and the adjusting assembly 5 includes a sliding slot 51 disposed on the base 11, a sliding block 52 slidably connected to the base 11, a fixing plate 53 disposed on the base 11, and a screw 54 threadedly connected to the fixing plate 53. The sliding groove 51 is opened towards one side far away from the supporting plate 12, the sliding block 52 is positioned in the sliding groove 51, the sliding block 52 can slide in the sliding groove 51, and the power assembly 31 is installed on the sliding block 52 through bolts. The fixed plate 53 is located on the side of the slide block 52 away from the support plate 12, and the screw rod 54 penetrates through the fixed plate 53. One end of the screw rod 54 is rotatably connected with the slide block 52, the other end is provided with a rotating handle, and the fixed plate 53 is positioned between the slide block 52 and the rotating handle. The rotary screw 54 adjusts the distance between the power assembly 31 and the support disc 12, thereby adjusting the tension of the chain 35.

Referring to fig. 6, two grinding wheels 92 are disposed on two sides of the bearing ring 91, the two grinding wheels 92 are disposed on two sides of a grinding gap 121 on the supporting plate 12, the two grinding wheels 92 are symmetrically distributed, and the grinding wheels 92 are mounted on the main shaft 93. The spindle 93 rotates the grinding wheel 92.

The implementation principle of the embodiment is as follows:

firstly, the mounting base 21 is mounted at the position of the corresponding bolt hole 42 according to the size of the bearing ring 91, then the bearing ring 91 is sleeved on the three supporting wheels 25, the screwing adjusting piece 23 finely adjusts the supporting wheels 25 until the supporting wheels 25 are abutted against the inner walls of the bearing ring 91, the pressing plate 273 is arranged on the locking screw 276 in a penetrating manner, then the pressing plate 273 is fixed by using the locking piece 277, the pressing piece 274 abuts against the bearing ring 91 on the rolling piece 26, the chain 35 is sleeved on the driving sprocket 32, the driven sprocket 33 and the tension sprocket 34, the screwing screw 54 adjusts the position of the slider 52 to tension the chain 35, the power assembly 31 is started, the power assembly 31 drives the bearing ring 91 to rotate, the main shaft 93 drives the grinding wheels 92 to rotate, and the two side end faces of the bearing ring 91 exposed at the grinding gap 121 are ground by the two grinding wheels 92.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a race mill support of non-standard bearing which characterized in that: comprises a base (11), a supporting disk (12) arranged on the base (11), a fixing device (2) arranged on the supporting disk (12) and a power device (3) arranged on the base (11);

a grinding gap (121) is formed in the supporting disc (12), and the grinding gap (121) is located on one side, far away from the power device (3), of the supporting disc (12);

the fixing device (2) comprises three mounting bases (21) arranged on the supporting disc (12), a mounting base (22) arranged on the mounting base (22), an adjusting piece (23) arranged on the mounting base (22), a rotating shaft (24) arranged on the mounting base (22), a supporting wheel (25) arranged on the rotating shaft (24) and a plurality of rolling pieces (26) arranged on the supporting disc (12);

the three mounting bases (21) are not in the same straight line;

the mounting seat (22) is mounted on the mounting base (21) through an adjusting piece (23);

-a plurality of said rolling elements (26) are in abutment with a bearing ring;

the power device (3) is connected with the rotating shaft (24).

2. The race and grinding disc support of the non-standard bearing according to claim 1, characterized in that: the distance between two adjacent mounting bases (21) is equal.

3. The race and grinding disc support of the non-standard bearing according to claim 2, characterized in that: the distances between the three mounting bases (21) and the axis of the support disc (12) are equal.

4. The race and grinding disc support of the non-standard bearing according to claim 1, characterized in that: the mounting base (21) is provided with a mounting bolt (41), and the supporting disk (12) is provided with a plurality of bolt holes (42);

the bolt holes (42) are arranged side by side, and the mounting bolts (41) penetrate through the mounting base (21) and are connected with the bolt holes (42).

5. The race and grinding disc support of the non-standard bearing according to claim 1, characterized in that: the adjusting piece (23) is a screw rod, the screw rod is in threaded connection with the mounting base (21), and the screw rod is in rotating connection with the mounting base (22).

6. The race and grinding disc support of the non-standard bearing according to claim 1, characterized in that: the power device (3) comprises a power assembly (31) arranged on the base (11), a driving chain wheel (32) arranged on the power assembly (31), a driven chain wheel (33) arranged on the rotating shaft (24), a tension chain wheel (34) arranged on the supporting disc (12) and a chain (35) arranged on the driving chain wheel (32);

the driven chain wheel (33) and the supporting wheel (25) are positioned on two sides of the supporting disk (12);

the chain (35) is wound on the driving chain wheel (32), the driven chain wheel (33) and the tensioning chain wheel (34).

7. The race and disc holder for a non-standard bearing according to claim 6, wherein: an adjusting component (5) is arranged between the power component (31) and the base (11);

the adjusting assembly (5) comprises a sliding chute (51) arranged on the base (11), a sliding block (52) connected with the base (11) in a sliding manner, a fixed plate (53) arranged on the base (11) and a screw rod (54) connected with the fixed plate (53) in a threaded manner;

the power assembly (31) is positioned on the sliding block (52);

the sliding block (52) is positioned in the sliding groove (51);

the screw rod (54) is rotatably connected with the sliding block (52).