CN210099613U

CN210099613U - Tapered roller double-end-face polishing device

Info

Publication number: CN210099613U
Application number: CN201921023813.7U
Authority: CN
Inventors: 冯奕霖
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-02-21
Anticipated expiration: 2029-07-03

Abstract

The utility model provides a two terminal surfaces grinding device of tapered roller, including driving motor, fixed cover is equipped with the carousel on driving motor's the output shaft, set up at least a set of through-hole that is used for holding tapered roller on the carousel, still including setting up the main aspects grinding dish that is used for carrying out the grinding to tapered roller in carousel one side, set up and be used for carrying out the tip grinding dish and two axial pushing mechanism that polish to tapered roller tip in the other one side of carousel, inlay on the main aspects grinding dish and be equipped with main aspects grinding portion, it is equipped with tip grinding portion to inlay on the tip grinding dish, tapered roller contacts with main aspects grinding portion along with carousel pivoted in-process main aspects, tip and tip grinding portion contact, two loading and unloading breachs have been seted up on the main aspects grinding dish, at least one breach of unloading has been seted up on the tip grinding dish, two axial pushing mechanism correspond unloading breach and one of them loading. The utility model discloses the processing effect is better, can not block moreover and die.

Description

Tapered roller double-end-face polishing device

Technical Field

The utility model relates to a bearing processing technology field, specific tapered roller bi-polar face grinding device that says so.

Background

The bearing is an important part in the modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body. The bearings can be classified into rolling bearings and sliding bearings according to the frictional properties of the moving elements. The rolling bearing generally comprises an outer ring, an inner ring, a rolling body and a retainer. The rolling body is a key part for realizing the function of the rolling bearing, and in the running process of the rolling bearing, the rolling body is in frictional contact with the inner ring and the outer ring, and the rolling body needs to be polished in order to reduce the friction force as much as possible so as to improve the performance of the rolling bearing.

The rolling bodies are mainly classified into steel balls, cylindrical rollers, tapered rollers, and the like according to their shapes. When the tapered roller is polished, the circumferential side and the two end faces need to be polished. The existing grinding device for grinding the end face mainly comprises single end face grinding and double end face grinding, wherein the single end face grinding only grinds one end face at a time, and the double end face grinding simultaneously grinds two end faces as the name suggests.

The existing double-end-face polishing device is mainly characterized in that a roller is conveyed to a disc, a through hole used for accommodating the roller is formed in the disc, two ends of the roller extend out of two ends of the through hole respectively and are then polished respectively, and the roller is small, so that the situation that the roller cannot enter the through hole completely frequently occurs, and uneven polishing or blocking are caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the deficiencies in the prior art, the utility model provides a tapered roller two-end-face grinding device, the processing effect is better, can not appear the dead condition of card moreover.

In order to achieve the above object, the utility model discloses a concrete scheme does: a grinding device for the double end faces of a tapered roller comprises a driving motor, wherein a turntable is fixedly sleeved on an output shaft of the driving motor, at least one group of through holes for accommodating the tapered roller is formed in the turntable, the axial length of each through hole is larger than that of the tapered roller, all the through holes in the same group are uniformly distributed in the circumferential direction of the turntable, the grinding device also comprises a large-end grinding disc, a small-end grinding disc and two axial pushing mechanisms, the large-end grinding disc is arranged on one side of the turntable and used for grinding the tapered roller, the small-end grinding disc is arranged on the other side of the turntable and used for grinding the small end of the tapered roller, a large-end grinding part is embedded in the large-end grinding disc, a small-end grinding part is embedded in the small-end grinding disc, the large end of the tapered roller is in contact with the large-end grinding part and the small-end of the tapered roller along with the rotation of the turntable, the, the two axial pushing mechanisms respectively correspond to the unloading notch and one of the loading and unloading notches, the axial pushing mechanism corresponding to one of the loading and unloading notches is used for applying axial thrust to the large end of the tapered roller so that the tapered roller penetrates through the loading and unloading notch and enters the through hole, and the axial pushing mechanism corresponding to the unloading notch is used for applying axial thrust to the small end of the tapered roller so that the tapered roller moves from the through hole to the other loading and unloading notch.

As a preferable scheme, a conveying mechanism is further arranged on the side of the loading and unloading notch correspondingly provided with the axial pushing mechanism, the conveying mechanism is used for conveying the tapered rollers to the through holes, and the through holes are close to the conveying mechanism and then close to the axial pushing mechanism in the rotating process of the turntable.

As a preferable scheme, the big end grinding disc is further provided with a big end polishing part, and the big end of the tapered roller is in contact with the big end polishing part in the rotating process of the rotating disc.

As a preferable scheme, the small end grinding disc is further provided with a small end polishing part, and the small end of the tapered roller is in contact with the small end polishing part in the rotating process of the rotating disc.

As a preferred scheme, the axial pushing mechanism comprises a base, at least one linear motor is arranged on the base, each group of through holes corresponds to one linear motor, the linear motors are connected with pushing rods in a driving mode, and the pushing rods extend along the axial direction of the tapered rollers.

As a preferred scheme, a first inner hole is formed in the center of the large-end grinding disc, a second inner hole is formed in the center of the small-end grinding disc, and an output shaft of the driving motor penetrates through the first inner hole and the second inner hole.

As a preferred scheme, the grinding machine further comprises a supporting mechanism, the supporting mechanism comprises a supporting plate, a motor support used for supporting the driving motor, two door frames used for supporting the large-end grinding disc and the small-end grinding disc respectively and two supporting rods used for supporting the two axial pushing mechanisms respectively are arranged on the supporting plate.

As a preferred scheme, the portal includes that two are fixed to be set up vertical rod in the backup pad, fixedly connected with horizon bar between the upper end of two vertical rod, the connecting axle that two levels of horizon bar fixedly connected with extend, the one end fixedly connected with connection pad of horizon bar is kept away from to the connecting axle, on the main aspects grinding dish with all offer the recess that is used for holding the connection pad on the tip grinding dish, the connection pad sets up through a plurality of connecting bolt and main aspects grinding dish or tip grinding dish fixed connection behind in the recess.

As a preferable scheme, a discharge opening is formed in the supporting plate, and the discharge opening is located below the loading and unloading notch.

Has the advantages that: the utility model discloses can ensure when using that tapered roller can fully enter into the through-hole, guarantee that tapered roller's both ends can stretch out respectively from the both ends of through-hole in order to promote the processing effect, can also avoid appearing the dead condition of card.

Drawings

FIG. 1 is a sectional view of the overall structure of the present invention;

FIG. 2 is a right side view of the turntable of FIG. 1;

FIG. 3 is a left side view of the large end grinding disk of FIG. 1;

FIG. 4 is a right side view of the small end grinding disk of FIG. 1;

fig. 5 is a schematic view of the overall structure of the axial pushing mechanism.

Description of the drawings: 1-rotating disk, 2-through hole, 3-tapered roller, 4-driving motor, 5-conveying pipe, 6-loading and unloading gap, 7-big end grinding disk, 8-first inner hole, 9-second inner hole, 10-small end grinding disk, 11-unloading gap, 12-axial pushing mechanism, 13-big end polishing part, 14-big end grinding part, 15-small end polishing part, 16-small end grinding part, 17-base, 18-linear motor, 19-pushing rod, 20-motor support, 21-support plate, 22-unloading opening, 23-vertical rod, 24-horizontal rod, 25-connecting shaft, 26-connecting disk, 27-connecting bolt and 28-support rod.

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. 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.

Referring to fig. 1 to 5, a grinding device for double end faces of a tapered roller comprises a driving motor 4, a turntable 1 is fixedly sleeved on an output shaft of the driving motor 4, at least one group of through holes 2 for accommodating the tapered roller 3 is formed on the turntable 1, the axial length of the through holes 2 is greater than that of the tapered roller 3, all the through holes 2 in the same group are uniformly distributed along the circumferential direction of the turntable 1, the grinding device further comprises a large end grinding disc 7 arranged on one side of the turntable 1 for grinding the tapered roller 3, a small end grinding disc 10 arranged on the other side of the turntable 1 for grinding the small end of the tapered roller 3, and two axial pushing mechanisms 12, wherein a large end grinding part 14 is embedded on the large end grinding disc 7, a small end grinding part 16 is embedded on the small end grinding disc 10, the large end of the tapered roller 3 is in contact with the large end grinding part 14 and the small end of the tapered roller is in contact with the small end grinding part 16 during the rotation process of, two loading and unloading gaps 6 are formed in the large-end grinding disc 7, at least one unloading gap 11 is formed in the small-end grinding disc 10, two axial pushing mechanisms 12 correspond to the unloading gap 11 and one loading and unloading gap 6 respectively, the axial pushing mechanism 12 corresponding to one loading and unloading gap 6 is used for applying axial pushing force to the large end of the tapered roller 3 to enable the tapered roller 3 to penetrate through the loading and unloading gap 6 to enter the through hole 2, and the axial pushing mechanism 12 corresponding to the unloading gap 11 is used for applying axial pushing force to the small end of the tapered roller 3 to enable the tapered roller 3 to move from the through hole 2 to the other loading and unloading gap 6.

The utility model discloses when using, in sending into through-hole 2 with tapered roller 3 from a loading and unloading breach 6 department that side was provided with axial pushing mechanism 12, driving motor 4 rotates along with carousel 1 synchronization at 1 pivoted in-process tapered roller 3 of drive carousel, axial pushing mechanism 12 applys axial thrust to tapered roller 3's main aspects when rotating this axial pushing mechanism 12, thereby make tapered roller 3 remove towards the direction of tip, thereby fully enter into through-hole 3, guarantee that main aspects and tip can both follow through-hole 2 and stretch out, and can not block and die. The tapered roller 3 then continues to rotate with the turntable 1 and comes into contact with the large end grinding portion 14 and the small end grinding portion 16, thereby simultaneously grinding the large end and the small end. When the tapered roller 3 rotates to the discharging notch 11, the axial pushing mechanism 12 arranged at the side of the discharging notch 11 applies an axial pushing force to the small end of the tapered roller 3, so that the tapered roller 3 is pushed to the other discharging notch 11, and finally the tapered roller 3 is removed from the through hole 2, thereby finishing the polishing processing of the tapered roller 3.

Furthermore, a conveying mechanism is arranged on the side of the loading and unloading gap 6 correspondingly provided with the axial pushing mechanism 12, the conveying mechanism is used for conveying the tapered rollers 3 to the through holes 2, and the through holes 2 are close to the conveying mechanism and then close to the axial pushing mechanism 12 in the rotating process of the turntable 1. The conveying mechanism can adopt a roller conveying mechanism adopted by a bearing assembling machine in the prior art, and then the tapered rollers 3 are conveyed into the through holes 2 through the conveying pipes 5, which is not described in detail herein.

Further, a large-end polishing part 13 is embedded in the large-end grinding disc 7, and the large end of the tapered roller 3 is in contact with the large-end polishing part 13 in the rotating process of the rotating disc 1. The small end grinding disk 10 is also embedded with a small end polishing part 15, and the small end of the tapered roller 3 is contacted with the small end polishing part 15 in the rotating process along with the rotating disk 1. The large end polishing part 13 and the small end polishing part 15 can be selected according to actual needs, for example, stainless steel sheets are selected and then embedded on the large end grinding disk 7 and the small end grinding disk 10. The big end polishing part 13 and the small end polishing part 15 can polish the polished big end and small end, and the performance of the tapered roller 3 is improved.

In the present embodiment, the large end grinding portion 14 and the small end grinding portion 16 are each provided in a sector shape, and then the large end polishing portion 13 and the small end polishing portion 15 are each divided into two parts, the two parts of the large end polishing portion 13 are respectively communicated with both ends of the large end grinding portion 14, and the two parts of the small end polishing portion 15 are respectively communicated with both ends of the small end grinding portion 16. The number of the large end grinding portions 14 and the small end grinding portions 16, and accordingly the number of the large end polishing portions 13 and the small end polishing portions 15 can be increased according to actual needs.

Further, the structure of the axial pushing mechanism 12 is: the axial pushing mechanism 12 comprises a base 17, at least one linear motor 18 is arranged on the base 17, each group of through holes 2 corresponds to one linear motor 18, the linear motors 18 are connected with pushing rods 19 in a driving mode, and the pushing rods 19 extend along the axial direction of the tapered rollers 3.

Furthermore, a first inner hole 8 is formed in the center of the large-end grinding disc 7, a second inner hole 9 is formed in the center of the small-end grinding disc 10, and an output shaft of the driving motor 4 penetrates through the first inner hole 8 and the second inner hole 9.

Further, the grinding device further comprises a supporting mechanism, the supporting mechanism comprises a supporting plate 21, a motor support 20 for supporting the driving motor 4, two door frames for supporting the large-end grinding disc 7 and the small-end grinding disc 10 respectively and two supporting rods 28 for supporting the two axial pushing mechanisms 12 respectively are arranged on the supporting plate 21.

In this embodiment, the portal includes two fixed vertical rods 23 that set up in backup pad 21, fixedly connected with horizontal pole 24 between the upper end of two vertical rods 23, the connecting axle 25 that two levels of horizontal pole 24 fixedly connected with extend, the one end fixedly connected with connection pad 26 of horizontal pole 24 is kept away from to connecting axle 25, all offer the recess that is used for holding connection pad 26 on the main aspects grinding dish 7 and on the tip grinding dish 10, connection pad 26 sets up behind the recess through a plurality of connecting bolt 27 and main aspects grinding dish 7 or tip grinding dish 10 fixed connection.

Furthermore, a discharge opening 22 is formed in the support plate 21, and the discharge opening 22 is located below the loading and unloading notch 6. The tapered rollers 3 pushed out from the through-holes 2 fall downward through the discharge openings 22 and are collected.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a two terminal surfaces grinding device of tapered roller, includes driving motor (4), and fixed cover is equipped with carousel (1) on the output shaft of driving motor (4), has seted up at least a set of being used for holding on carousel (1) through-hole (2) of tapered roller (3), and the axial length of through-hole (2) is greater than the axial length of tapered roller (3), and the circumferencial direction evenly distributed of carousel (1), its characterized in that are followed to all through-holes (2) of the same group: the grinding machine also comprises a big end grinding disc (7) arranged on one side of the turntable (1) and used for grinding the tapered roller (3), a small end grinding disc (10) arranged on the other side of the turntable (1) and used for grinding the small end of the tapered roller (3), and two axial pushing mechanisms (12), wherein a big end grinding part (14) is embedded on the big end grinding disc (7), a small end grinding part (16) is embedded on the small end grinding disc (10), the big end of the tapered roller (3) is contacted with the big end grinding part (14) and the small end of the tapered roller is contacted with the small end grinding part (16) in the rotating process along with the turntable (1), two loading and unloading notches (6) are arranged on the big end grinding disc (7), at least one unloading notch (11) is arranged on the small end grinding disc (10), and the two axial pushing mechanisms (12) respectively correspond to the unloading notch (11) and one loading and unloading notch (6), the axial pushing mechanism (12) corresponding to one of the loading and unloading notches (6) is used for applying axial pushing force to the large end of the tapered roller (3) so as to enable the tapered roller (3) to penetrate through the loading and unloading notch (6) and enter the through hole (2), and the axial pushing mechanism (12) corresponding to the unloading notch (11) is used for applying axial pushing force to the small end of the tapered roller (3) so as to enable the tapered roller (3) to move from the through hole (2) to the other loading and unloading notch (6).

2. A tapered roller both-end-face grinding device as defined in claim 1, wherein: a conveying mechanism is further arranged on the side of the loading and unloading notch (6) correspondingly provided with the axial pushing mechanism (12), the conveying mechanism is used for conveying the tapered rollers (3) into the through holes (2), and the through holes (2) are close to the conveying mechanism and then close to the axial pushing mechanism (12) in the rotating process of the rotary table (1).

3. A tapered roller both-end-face grinding device as defined in claim 1, wherein: the large-end grinding disc (7) is also embedded with a large-end polishing part (13), and the large end of the tapered roller (3) is in contact with the large-end polishing part (13) in the rotating process of the turntable (1).

4. A tapered roller both-end-face grinding device as defined in claim 1, wherein: the small end grinding disc (10) is also embedded with a small end polishing part (15), and the small end of the tapered roller (3) is in contact with the small end polishing part (15) along with the rotation of the turntable (1).

5. A tapered roller both-end-face grinding device as defined in claim 1, wherein: the axial pushing mechanism (12) comprises a base (17), at least one linear motor (18) is arranged on the base (17), each group of through holes (2) corresponds to one linear motor (18), the linear motors (18) are connected with a pushing rod (19) in a driving mode, and the pushing rods (19) extend along the axial direction of the tapered rollers (3).

6. A tapered roller both-end-face grinding device as defined in claim 1, wherein: first hole (8) have been seted up to the center department of main aspects grinding dish (7), second hole (9) have been seted up to the center department of tip grinding dish (10), the output shaft of driving motor (4) passes first hole (8) and second hole (9).

7. A tapered roller both-end-face grinding device as defined in claim 1, wherein: the grinding machine is characterized by further comprising a supporting mechanism, wherein the supporting mechanism comprises a supporting plate (21), a motor support (20) used for supporting the driving motor (4), two door frames used for supporting the large-end grinding disc (7) and the small-end grinding disc (10) respectively and two supporting rods (28) used for supporting the axial pushing mechanism (12) respectively are arranged on the supporting plate (21).

8. A tapered roller both-end-face grinding device as defined in claim 7, wherein: the portal includes that two are fixed to be set up vertical rod (23) on backup pad (21), fixedly connected with horizon bar (24) between the upper end of two vertical rod (23), connecting axle (25) that two levels of horizon bar (24) fixedly connected with extend, one end fixedly connected with connection pad (26) of horizon bar (24) are kept away from in connecting axle (25), on big end grinding dish (7) with all offer the recess that is used for holding connection pad (26) on tip grinding dish (10), connection pad (26) set up in the recess after through a plurality of connecting bolt (27) and big end grinding dish (7) or tip grinding dish (10) fixed connection.

9. A tapered roller both-end-face grinding device as defined in claim 7, wherein: the supporting plate (21) is provided with a discharge opening (22), and the discharge opening (22) is positioned below the loading and unloading notch (6).