CN216371523U

CN216371523U - Groove grinder for processing precision bearing

Info

Publication number: CN216371523U
Application number: CN202123234267.1U
Authority: CN
Inventors: 刘慧斌
Original assignee: Daw Bearing Co ltd
Current assignee: Daw Bearing Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-04-26
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a groove grinder for machining a precision bearing, which comprises a base, wherein a speed reducing mechanism is arranged at one end of the top of the base, a grinding mechanism is arranged at the other end of the top of the base, an upright post is arranged at one side of the top of the base between the speed reducing mechanism and the grinding mechanism, a rotating shaft is rotatably connected in a shaft seat, a bearing is arranged at one end of the rotating shaft, and one side of the bearing is connected with one end of the rotating shaft through a fixing piece in a bolt manner. This kind of processing groove grinder for precision bearing, through the retard roll that sets up, can contact with bearing one side, drive the bearing and slowly rotate in pivot one end, take place the fast rotation when preventing the bearing opposite side and polishing roller contact and polish, propulsion motor can drive roller lead screw and rotate, and then drive grinding machanism's mounting bracket two and carry out the automatic movement in two spouts inside and lead screw inslot portion, make things convenient for the automatically regulated distance to polish the bearing, and be applicable to the bearing of different diameters and polish.

Description

Groove grinder for processing precision bearing

Technical Field

The utility model relates to the technical field of bearing processing equipment, in particular to a groove grinder for processing a precision bearing.

Background

The bearing is an important part in the modern mechanical equipment, the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process and ensure the rotation precision of the mechanical rotating body, the approximate process of the bearing processing comprises bearing steel raw materials, turning into an inner sleeve, an outer sleeve and bead blanks, carrying out heat treatment, grinding into finished products (the grinding process comprises inner grinding, outer grinding and centerless grinding), and assembling the finished products.

The bearing is usually required to polish the peripheral channel after processing, and traditional groove grinder structure for the bearing is simpler, and it is more inconvenient to polish to the bearing of different diameters, and traditional groove grinder for the bearing can not realize that the bearing limit rotates the limit and polishes, makes the channel after polishing not too even. Therefore, the groove grinder for machining the precision bearing is improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a groove grinder for machining a precision bearing, which comprises a base, wherein a speed reducing mechanism is arranged at one end of the top of the base, a grinding mechanism is arranged at the other end of the top of the base, an upright post is arranged at one side of the top of the base between the speed reducing mechanism and the grinding mechanism, the top of the upright post is fixedly connected with a shaft seat through a bolt, a rotating shaft is rotatably connected in the shaft seat, a threaded hole is formed in one end of the rotating shaft, a bearing is arranged at one end of the rotating shaft, a fixing piece is arranged at one side of the bearing, a threaded end is arranged at one side of the fixing piece, and one side of the bearing is in bolt connection with one end of the rotating shaft through the fixing piece.

As a preferred technical scheme, the speed reducing mechanism comprises a first mounting frame, the bottom of the first mounting frame is fixedly connected with one end of the top of the base, a first mounting groove is formed in the top of the first mounting frame, a first connecting shaft is fixedly connected inside the first mounting groove through a bolt, a speed reducing roller is rotatably connected to the periphery of the first connecting shaft, and a rubber ring is sleeved on the periphery of the speed reducing roller.

As a preferred technical scheme of the utility model, one side of the speed reducing roller is provided with a belt pulley I, the periphery of the belt pulley I is sleeved with a belt I, the bottom of the speed reducing roller is provided with a speed reducing motor, the output end of the speed reducing motor is provided with a driving disc I, and the periphery of the driving disc I is sleeved with the bottom of the belt I.

According to a preferable technical scheme, the polishing mechanism comprises a second mounting frame, a second mounting groove is formed in the top of the second mounting frame, a second connecting shaft is fixedly connected inside the second mounting groove through bolts, and the second connecting shaft is movably connected with a polishing roller outside the second connecting shaft.

As a preferred technical scheme of the utility model, one side of the polishing roller is provided with a belt pulley II, the periphery of the belt pulley II is sleeved with a belt II, the bottom of the polishing roller is provided with a polishing motor, the output end of the polishing motor is provided with a driving disc II, and the periphery of the driving disc II is sleeved with the bottom of the belt II.

As a preferable technical scheme of the utility model, two sliding grooves are formed in the top of the base, and two sides of the bottom of the mounting frame are respectively connected with the insides of the two sliding grooves in a sliding manner.

As a preferred technical scheme of the utility model, a screw groove is formed in the top of the base between the two sliding grooves, a propulsion motor is fixedly connected to one side of the base, which is positioned at one end of the screw groove, the output end of the propulsion motor is rotatably connected with a roller screw, the periphery of the roller screw is in threaded connection with the bottoms of the two mounting frames, and the other end of the roller screw is rotatably connected with one side of the inner wall of the screw groove.

As a preferred technical scheme of the utility model, an adjusting groove is formed in the top of the base on one side of the sliding groove, the bottom of the upright post is connected with the inside of the adjusting groove in a sliding manner, a threaded shaft is connected to the bottom of the upright post in a threaded manner, one end of the threaded shaft is rotatably connected with one side of the inner wall of the adjusting groove, the other end of the threaded shaft penetrates through the other side of the inner wall of the adjusting groove, and a feeding hand wheel is fixedly connected to the other end of the threaded shaft.

The utility model has the beneficial effects that:

1. according to the groove grinder for machining the precise bearing, the roller lead screw can be driven to rotate through the arranged propelling motor, so that the second mounting frame of the grinding mechanism is driven to automatically move inside the two sliding grooves and the lead screw groove, the distance can be conveniently and automatically adjusted to grind the bearing, and the groove grinder is suitable for grinding bearings with different diameters;

2. according to the groove grinder for machining the precision bearing, the deceleration roller is arranged, and the rubber ring is sleeved on the periphery of the deceleration roller and can be contacted with one side of the bearing to drive the bearing to slowly rotate at one end of the rotating shaft, so that the other side of the bearing is prevented from rapidly rotating when being contacted with the polishing roller for polishing, the polishing effect is reduced, and the effect of deceleration and limiting is achieved;

3. this kind of processing is groove grinding machine for precision bearing can adjust the stand through the hand wheel of feeding that sets up and slide in the adjustment tank is inside, and then adjusts the bearing of pivot one end installation and contact with the retard roll periphery to the bearing of convenient different diameters contacts with the retard roll periphery.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a general schematic view of a raceway grinder for machining precision bearings according to the present invention;

FIG. 2 is a top view of a base of a raceway grinder for machining precision bearings according to the present invention;

FIG. 3 is a schematic view of a deceleration mechanism of a groove grinder for machining precision bearings according to the present invention;

fig. 4 is a schematic view of a grinding mechanism of a groove grinder for machining a precision bearing according to the present invention.

In the figure: 1. a base; 101. a chute; 102. a lead screw groove; 103. an adjustment groove; 2. a speed reduction mechanism; 3. a polishing mechanism; 4. a column; 5. a shaft seat; 6. a rotating shaft; 7. a bearing; 8. a fixing member; 9. a first mounting frame; 901. a first mounting groove; 10. a retard roller; 11. a belt pulley I; 12. a first belt; 13. a reduction motor; 1301. a first driving disc; 14. a second mounting frame; 1401. a second mounting groove; 15. grinding a roller; 16. a belt pulley II; 17. a second belt; 18. polishing the motor; 1801. a second driving disc; 19. a propulsion motor; 1901. a roller screw; 20. a threaded shaft; 21. a feed hand wheel.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-4, the groove grinder for machining precision bearings of the utility model comprises a base 1, wherein one end of the top of the base 1 is provided with a speed reducing mechanism 2, the other end of the top of the base 1 is provided with a grinding mechanism 3, one side of the top of the base 1, which is positioned between the speed reducing mechanism 2 and the grinding mechanism 3, is provided with an upright post 4, the top of the upright post 4 is fixedly connected with a shaft seat 5 through a bolt, the inside of the shaft seat 5 is rotatably connected with a rotating shaft 6, one end of the rotating shaft 6 is provided with a threaded hole, one end of the rotating shaft 6 is provided with a bearing 7, one side of the bearing 7 is provided with a fixing part 8, one side of the fixing part 8 is provided with a threaded end, and one side of the bearing 7 is connected with one end of the rotating shaft 6 through the fixing part 8 and the bolt.

Wherein, reduction gears 2 includes mounting bracket 9, mounting bracket 9 bottom and 1 top one end fixed connection of base, mounting bracket 901 has been seted up at 9 tops of mounting bracket, mounting bracket 901 is inside to be connected with the connecting axle one through bolt fixedly connected with, a connecting axle periphery is rotated and is connected with brake roll 10, and the rubber band has been cup jointed to brake roll 10 periphery, brake roll 10 through the setting, and the rubber band has been cup jointed to brake roll 10 periphery, can contact with bearing 7 one side, it slowly rotates in 6 one ends of pivot to drive bearing 7, prevent that the bearing 7 opposite side from taking place the fast rotation when polishing with 15 contacts of polishing roll, reduce the effect of polishing, play the spacing effect of speed reduction.

Wherein, reduction roller 10 one side is provided with belt pulley 11, belt 12 has been cup jointed to belt pulley 11 periphery, reduction roller 10 bottom is provided with gear motor 13, gear motor 13's output is provided with driving-disc 1301, driving-disc 1301 periphery and belt 12 bottom cup joint, gear motor 13 can drive belt pulley 11 that reduction roller 10 one side set up and rotate through the transmission effect of belt 12, and then drive reduction roller 10 and rotate, provides drive power for reduction roller 10's rotation.

The polishing mechanism 3 comprises a second mounting frame 14, the top of the second mounting frame 14 is provided with a second mounting groove 1401, the second mounting groove 1401 is internally and fixedly connected with a second connecting shaft through a bolt, the periphery of the second connecting shaft is rotatably connected with a polishing roller 15, the polishing roller 15 can be in contact with the other side of the bearing 7 through arrangement, and a channel formed in the periphery of the bearing 7 is polished.

Wherein, the roller 15 one side of polishing is provided with belt pulley two 16, and belt two 17 has been cup jointed to belt pulley two 16 peripheries, and the roller 15 bottom of polishing is provided with grinding motor 18, and grinding motor 18's output is provided with driving-disc two 1801, and driving-disc two 1801 peripheries cup joint with belt two 17 bottoms, and grinding motor 18 can drive belt pulley two 16 and rotate through the transmission effect of belt two 17, and then drives grinding roller 15 and rotate, provides drive power for grinding roller 15's rotation.

Wherein, two spouts 101 have been seted up at base 1 top, and two 14 bottom both sides of mounting bracket two respectively with two inside sliding connection of spout 101, make things convenient for mounting bracket two 14 to remove at base 1 top orientation through the spout 101 of seting up, conveniently adjust the distance between grinding machanism 3 and the bearing 7, advance to adapt to not unidimensional bearing 7 and polish.

Wherein, lead screw groove 102 has been seted up at 1 top of base between two spouts 101, base 1 one side fixedly connected with propulsion motor 19 that is located lead screw groove 102 one end, propulsion motor 19's output is rotated and is connected with roller lead 1901, roller lead 1901 periphery and two 14 bottom threaded connection of mounting bracket, and the roller lead 1901 other end rotates with lead screw groove 102 inner wall one side and is connected, propulsion motor 19 through the setting can drive roller lead 1901 and rotate, and then drive two 14 inside and the inside automatic traveling that carries out of lead screw groove 102 of mounting bracket in two spouts 101, make things convenient for automatically regulated distance to polish bearing 7.

Wherein, the adjustment tank 103 has been seted up at the base 1 top that is located spout 101 one side, 4 bottoms of stand and the inside sliding connection of adjustment tank 103, 4 bottom threaded connection of stand has threaded shaft 20, threaded shaft 20 one end is rotated with adjustment tank 103 inner wall one side and is connected, the threaded shaft 20 other end runs through with adjustment tank 103 inner wall opposite side mutually, and threaded shaft 20 other end fixedly connected with hand wheel 21 of feeding, can adjust stand 4 and slide in adjustment tank 103 inside through the hand wheel 21 of feeding that sets up, and then the bearing 7 of 6 one end installations of regulation pivot contacts with retard roll 10 periphery, thereby make things convenient for the bearing 7 and the retard roll 10 periphery of different diameters to contact.

The working principle is as follows: firstly, one side of a bearing 7 is connected with one end of a rotating shaft 6 through a fixing piece 8 by a bolt, a feeding hand wheel 21 is adjusted, the upright post 4 moves towards one side of a speed reducing mechanism 2, the bearing 7 is in contact with the periphery of a speed reducing roller 10, the device is started, a speed reducing motor 13 and a grinding motor 18 rotate in opposite directions, the rotating speed of the speed reducing motor 13 is smaller than that of the grinding motor 18, then a propelling motor 19 drives a roller lead screw 1901 to rotate, a second mounting frame 14 of the grinding mechanism 3 is further driven to automatically move in two sliding grooves 101 and a lead screw groove 102, a grinding roller 15 of the grinding mechanism 3 is gradually in contact with the bearing 7, the periphery of the bearing 7 is ground, and the bearing 7 is ground by automatically adjusting the distance; the speed reducing roller 10 can be contacted with one side of the bearing 7 to drive the bearing 7 to slowly rotate at one end of the rotating shaft 6, so that the other side of the bearing 7 is prevented from rapidly rotating when being contacted with the polishing roller 15 for polishing, the polishing effect is reduced, and the effect of speed reducing and limiting is achieved, the speed reducing motor 13 can drive the belt pulley I11 arranged at one side of the speed reducing roller 10 to rotate through the transmission action of the belt I12, so as to drive the speed reducing roller 10 to rotate, so as to provide driving force for the rotation of the speed reducing roller 10, the polishing roller 15 can be contacted with the other side of the bearing 7 to polish the channel arranged at the periphery of the bearing 7, the polishing motor 18 can drive the belt pulley II 16 to rotate through the transmission action of the belt II 17, so as to drive the polishing roller 15 to rotate, so as to provide driving force for the rotation of the polishing roller 15, the feeding hand wheel 21 can adjust the upright post 4 to slide in the adjusting groove 103, so as to adjust the bearing 7 arranged at one end of the rotating shaft 6 to be contacted with the periphery of the speed reducing roller 10, thereby facilitating the contact of the bearings 7 of different diameters with the outer circumference of the reduction roller 10.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A groove grinder for processing a precision bearing comprises a base (1) and is characterized in that, a speed reducing mechanism (2) is arranged at one end of the top of the base (1), a polishing mechanism (3) is arranged at the other end of the top of the base (1), an upright post (4) is arranged at one side of the top of the base (1) between the speed reducing mechanism (2) and the polishing mechanism (3), the top of the upright post (4) is fixedly connected with a shaft seat (5) through a bolt, the inside of the shaft seat (5) is rotatably connected with a rotating shaft (6), a threaded hole is arranged at one end of the rotating shaft (6), a bearing (7) is arranged at one end of the rotating shaft (6), a fixing piece (8) is arranged at one side of the bearing (7), and one side of the fixing piece (8) is provided with a threaded end, and one side of the bearing (7) is connected with one end of the rotating shaft (6) through the fixing piece (8) by a bolt.

2. The groove grinding machine for machining the precision bearing is characterized in that the speed reducing mechanism (2) comprises a first mounting frame (9), the bottom of the first mounting frame (9) is fixedly connected with one end of the top of the base (1), a first mounting groove (901) is formed in the top of the first mounting frame (9), a first connecting shaft is fixedly connected to the inside of the first mounting groove (901) through a bolt, a speed reducing roller (10) is rotatably connected to the periphery of the first connecting shaft, and a rubber ring is sleeved on the periphery of the speed reducing roller (10).

3. The groove grinder for machining the precision bearing is characterized in that a belt pulley I (11) is arranged on one side of the speed reducing roller (10), a belt I (12) is sleeved on the periphery of the belt pulley I (11), a speed reducing motor (13) is arranged at the bottom of the speed reducing roller (10), a driving plate I (1301) is arranged at the output end of the speed reducing motor (13), and the periphery of the driving plate I (1301) is sleeved with the bottom of the belt I (12).

4. The groove grinder for machining the precision bearing is characterized in that the grinding mechanism (3) comprises a second mounting frame (14), a second mounting groove (1401) is formed in the top of the second mounting frame (14), a second connecting shaft is fixedly connected to the inside of the second mounting groove (1401) through bolts, and a grinding roller (15) is rotatably connected to the outside of the second connecting shaft.

5. The groove grinder for machining the precision bearing is characterized in that a belt pulley II (16) is arranged on one side of the grinding roller (15), a belt pulley II (17) is sleeved on the periphery of the belt pulley II (16), a grinding motor (18) is arranged at the bottom of the grinding roller (15), a driving disc II (1801) is arranged at the output end of the grinding motor (18), and the periphery of the driving disc II (1801) is sleeved with the bottom of the belt pulley II (17).

6. The groove grinder for processing the precision bearing according to claim 4, wherein two sliding grooves (101) are formed in the top of the base (1), and two sides of the bottom of the second mounting frame (14) are respectively connected with the inner parts of the two sliding grooves (101) in a sliding manner.

7. The groove grinding machine for machining the precision bearing according to claim 6, wherein a lead screw groove (102) is formed in the top of the base (1) between the two sliding grooves (101), a propelling motor (19) is fixedly connected to one side of the base (1) and located at one end of the lead screw groove (102), a roller lead screw (1901) is rotatably connected to the output end of the propelling motor (19), the outer periphery of the roller lead screw (1901) is in threaded connection with the bottom of the second mounting frame (14), and the other end of the roller lead screw (1901) is rotatably connected to one side of the inner wall of the lead screw groove (102).

8. The groove grinder for machining the precision bearing according to claim 6, wherein an adjusting groove (103) is formed in the top of the base (1) on one side of the sliding groove (101), the bottom of the upright post (4) is slidably connected with the inside of the adjusting groove (103), a threaded shaft (20) is in threaded connection with the bottom of the upright post (4), one end of the threaded shaft (20) is rotatably connected with one side of the inner wall of the adjusting groove (103), the other end of the threaded shaft (20) penetrates through the other side of the inner wall of the adjusting groove (103), and a feeding hand wheel (21) is fixedly connected with the other end of the threaded shaft (20).