CN218284817U

CN218284817U - External diameter grinding device for manufacturing precision bearing

Info

Publication number: CN218284817U
Application number: CN202222695247.2U
Authority: CN
Inventors: 张春林
Original assignee: Qingdao Xinshengyang Precision Bearing Manufacturing Co ltd
Current assignee: Qingdao Xinshengyang Precision Bearing Manufacturing Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-01-13
Anticipated expiration: 2032-10-13

Abstract

The utility model discloses an external diameter grinding device is used in precision bearing manufacturing relates to bearing processing equipment technical field. The utility model relates to an external diameter grinding device is used in precision bearing manufacturing, the power distribution box comprises a box body, the inboard bottom fixed mounting of box has the slide rail, the left side inner wall fixed mounting of box has electric push rod, the free end fixed mounting of electric push rod has the adjustable shelf, the surface of adjustable shelf is provided with grinds the mechanism, the inside fixed mounting in right side of box has the dead lever. The utility model discloses a grind the surface contact of mechanism and bearing inner race and then realize grinding the bearing external diameter to the realization is carried out one-time grinding shaping to the surface of bearing inner race, makes the thread bush remove right along the threaded rod through rotating the threaded rod, makes the angle between connecting rod and the thread bush diminish, thereby contracts the ejector pin to the inside of casing, makes non-laminating of non slipping spur and bearing inner race's inner wall, thereby takes off the bearing inner race.

Description

External diameter grinding device for manufacturing precision bearing

Technical Field

The utility model relates to a bearing processing equipment technical field, concretely relates to precision bearing makes and uses external diameter grinder.

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 and reduce the friction coefficient in the movement process, the bearing is divided into an inner ring, an outer ring, a bearing frame and a roller, grinding equipment is needed to grind the outer ring of the bearing after the outer ring of the bearing is machined and formed so that the outer diameter of the outer ring of the bearing reaches the standard size, and the Chinese patent with the publication number of CN113814815A discloses a high-precision grinding mechanism for the outer diameter of the bearing, which comprises an operating platform, a clamping device is arranged on the left side of the top end of the operating platform, a controller is arranged at the front end of the operating platform, and the controller is electrically connected with the clamping device.

In the open technology, the surface of the bearing outer ring is clamped by the clamping device of the triangular chuck, and the clamping block is in surface contact with the bearing outer ring in the clamping process, so that the outer diameter of the bearing outer ring cannot be polished at one time during grinding, the bearing outer ring can be completely polished only by replacing the clamping position, and the use is more complicated.

To this end, an outer diameter grinding apparatus for manufacturing a precision bearing is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: for the fixture who solves the external diameter grinder of current bearing inner race and bearing inner race surface contact can not once only grind fashioned problem, the utility model provides an external diameter grinder is used in precision bearing manufacturing.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides an external diameter grinder for precision bearing manufacturing, includes the box, the inboard bottom fixed mounting of box has the slide rail, the left side inner wall fixed mounting of box has electric push rod, the free end fixed mounting of electric push rod has the adjustable shelf, the surface of adjustable shelf is provided with grinds the mechanism, the inside fixed mounting in right side of box has the dead lever, the free end fixed mounting of dead lever has the casing, the right side inner wall of casing rotates installs the threaded rod, the free end of threaded rod runs through the left side inner wall of casing to extend to the outside of casing, the surperficial screw thread cover of threaded rod is equipped with the thread bush, the surface hinge of thread bush installs the connecting rod, the surface activity of casing is pegged graft and is had the ejector pin, the bottom of ejector pin is articulated installation setting with the free end of connecting rod, the top fixed mounting of ejector pin has the non slipping spur.

Further, grind mechanism includes the motor case, the motor case has been seted up on the surface of adjustable shelf, the inside fixed mounting of motor case has the motor, the output shaft fixed mounting of motor has the rolling disc, the spout has been seted up on the surface of rolling disc, the spout corresponds with the surface of rolling disc and has seted up the regulation screw hole, the inside slidable mounting of spout has the slider, adjust the inside of screw hole and the interpolation of slider and install adjusting bolt, a lateral wall fixed mounting of slider has the mount, the opposite face fixed mounting of mount has the abrasive brick.

Furthermore, the bottom of the movable frame is provided with a groove and is arranged in a sliding manner with the sliding rail.

Furthermore, the number of the connecting rods, the ejector rods and the anti-skid blocks is three, the connecting rods, the ejector rods and the anti-skid blocks are arranged in an annular array, and the anti-skid blocks are arc-shaped and made of rubber materials.

Furthermore, the sliding grooves and the sliding blocks are of T-shaped structures, and the number of the sliding blocks is two, and the sliding blocks are arranged in a central symmetry mode.

Furthermore, there are multiunit in the quantity of adjusting the screw hole, and multiunit adjusts the screw hole and is the equidistance setting to the slider is fixed the setting through adjusting bolt and adjusting the screw hole.

The beneficial effects of the utility model are as follows:

1. the utility model discloses a rotation threaded rod makes the thread bush remove along the left side, move the angle grow that makes between connecting rod and the thread bush left side through the thread bush, thereby stretch out the outside of casing with the ejector pin and make the inner wall of non slipping spur and bearing inner race closely laminate, and then be convenient for fix the bearing inner race of different internal diameters, promote the adjustable shelf and grind mechanism along slide rail lateral shifting through electric push rod, through the surface contact of grinding mechanism and bearing inner race and then realize grinding the bearing external diameter, thereby realize carrying out disposable grinding shaping to the surface of bearing inner race, make the thread bush remove along the threaded rod right through rotating the threaded rod, make the angle between connecting rod and the thread bush diminish, thereby shrink the inside to the casing with the ejector pin, make the non slipping spur not laminate with the inner wall of bearing inner race, thereby take off the bearing inner race.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of a partial front view of the present invention;

fig. 3 is a schematic view of a front cross-sectional view of the present invention;

FIG. 4 is an enlarged view of part A of the present invention;

FIG. 5 is a schematic view of an enlarged view of part B of the present invention;

reference numerals: 1. a box body; 2. an electric push rod; 3. a movable frame; 4. a slide rail; 5. a grinding mechanism; 501. a motor case; 502. an electric motor; 503. rotating the disc; 504. a chute; 505. adjusting the threaded hole; 506. a slider; 507. adjusting the bolt; 508. a fixed mount; 509. grinding blocks; 6. fixing the rod; 7. a housing; 8. a threaded rod; 9. a threaded sleeve; 10. a connecting rod; 11. a top rod; 12. and (4) anti-skid blocks.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1 to 5, an outer diameter grinding device for manufacturing a precision bearing comprises a box body 1, a slide rail 4 is fixedly installed at the bottom of the inner side of the box body 1, an electric push rod 2 is fixedly installed on the inner wall of the left side of the box body 1, a movable frame 3 is fixedly installed on the free end of the electric push rod 2, a grinding mechanism 5 is arranged on the surface of the movable frame 3, a fixed rod 6 is fixedly installed inside the right side of the box body 1, a shell 7 is fixedly installed on the free end of the fixed rod 6, a threaded rod 8 is rotatably installed on the inner wall of the right side of the shell 7, the free end of the threaded rod 8 penetrates through the inner wall of the left side of the shell 7 and extends to the outside of the shell 7, a threaded sleeve 9 is sleeved on the surface of the threaded rod 8, a connecting rod 10 is hinged on the surface of the threaded sleeve 9, a push rod 11 is movably inserted on the surface of the shell 7, the bottom end of the push rod 11 is hinged with the free end of the connecting rod 10, and an anti-slip block 12 is fixedly installed on the top end of the push rod 11; specifically, establish the surface at non-skid shoe 12 of casing 7 with bearing outer lane cover, make thread bush 9 remove along the left side through rotating threaded rod 8, it makes the angle grow between connecting rod 10 and the thread bush 9 to move to the left side through thread bush 9, thereby stretch out the outside of casing 7 with ejector pin 11 and make non-skid shoe 12 closely laminate with the inner wall of bearing outer lane, and then be convenient for fix the bearing outer lane of different internal diameters, promote adjustable shelf 3 and grinding mechanism 5 through electric push rod 2 and along slide rail 4 lateral shifting, through the surface contact of grinding mechanism 5 with the bearing outer lane and then realize grinding the bearing external diameter, thereby realize once only grinding the shaping to the surface of bearing outer lane, more specifically, after the grinding is accomplished, make thread bush 9 remove along threaded rod 8 rightly through rotating threaded rod 8, make the angle between connecting rod 10 and the thread bush 9 diminish, thereby shrink ejector pin 11 to the inside of casing 7, make non-skid shoe 12 not laminate with the inner wall of bearing outer lane, thereby take off the bearing.

As shown in fig. 4, the grinding mechanism 5 includes a motor box 501, the motor box 501 is disposed on the surface of the movable frame 3, a motor 502 is fixedly mounted inside the motor box 501, a rotating disc 503 is fixedly mounted on an output shaft of the motor 502, a sliding groove 504 is disposed on the surface of the rotating disc 503, an adjusting threaded hole 505 is disposed on the sliding groove 504 and the surface of the rotating disc 503 correspondingly, a sliding block 506 is slidably mounted inside the sliding groove 504, an adjusting bolt 507 is inserted and mounted inside the adjusting threaded hole 505 and the sliding block 506, a fixed frame 508 is fixedly mounted on one side wall of the sliding block 506, and a grinding block 509 is fixedly mounted on the opposite surface of the fixed frame 508; specifically, before grinding, the sliding blocks 506 slide in the sliding grooves 504, so that the grinding diameter is adjusted, the sliding blocks 506 and the rotating disc 503 are fixed through the adjusting bolts 507, the bearing outer rings with different outer diameters can be machined conveniently, the rotating disc 503 is driven to rotate through the motor 502, and the grinding blocks 509 are in surface contact with the bearing outer rings, so that the grinding is realized.

As shown in fig. 2 and 3, the bottom of the movable frame 3 is provided with a groove and is slidably arranged with the slide rail 4; specifically, the movable frame 3 is limited by the slide rail 4.

As shown in fig. 2 and 5, the number of the connecting rods 10, the ejector rods 11 and the anti-skid blocks 12 is three, and the anti-skid blocks 12 are arranged in an annular array, and the anti-skid blocks 12 are made of rubber materials in an arc shape; specifically, the three sets of rubber arc-shaped anti-slip blocks 12 are in contact with the inner wall of the bearing outer ring, so that the bearing outer ring is prevented from sliding during grinding.

As shown in fig. 4, the sliding grooves 504 and the sliding blocks 506 are both in a T-shaped structure, and two groups of the sliding blocks 506 are arranged in a central symmetry manner; in particular to the limited sliding of the sliding block 506 realized through the sliding groove 504.

As shown in fig. 2, 3 and 4, there are multiple sets of adjusting threaded holes 505, the multiple sets of adjusting threaded holes 505 are arranged at equal intervals, and the sliding block 506 is fixedly arranged with the adjusting threaded holes 505 through adjusting bolts 507; specifically, the adjusting bolts 507 correspond to the multiple sets of adjusting threaded holes 505, so as to facilitate adjustment of the position of the fixing frame 508.

Claims

1. The utility model provides an external diameter grinder for precision bearing manufacturing, a serial communication port, including box (1), the inboard bottom fixed mounting of box (1) has slide rail (4), the left side inner wall fixed mounting of box (1) has electric push rod (2), the free end fixed mounting of electric push rod (2) has adjustable shelf (3), the surface of adjustable shelf (3) is provided with grinds mechanism (5), the inside fixed mounting in right side of box (1) has dead lever (6), the free end fixed mounting of dead lever (6) has casing (7), the right side inner wall of casing (7) is rotated and is installed threaded rod (8), the free end of threaded rod (8) runs through the left side inner wall of casing (7) to extend to the outside of casing (7), the surface thread cover of threaded rod (8) is equipped with thread bush (9), the articulated connecting rod (10) of installing in surface of thread bush (9), the surface activity of casing (7) is pegged graft and is had ejector pin (11), the bottom of ejector pin (11) is articulated installation setting with the free end of connecting rod (10), the top fixed mounting of ejector pin (11) has non-slipping spur (12).

2. The outer diameter grinding device for manufacturing the precision bearing is characterized in that the grinding mechanism (5) comprises a motor box (501), the motor box (501) is arranged on the surface of the movable frame (3), a motor (502) is fixedly arranged in the motor box (501), a rotating disc (503) is fixedly arranged on an output shaft of the motor (502), a sliding groove (504) is arranged on the surface of the rotating disc (503), an adjusting threaded hole (505) is correspondingly arranged on the surfaces of the sliding groove (504) and the rotating disc (503), a sliding block (506) is slidably arranged in the sliding groove (504), an adjusting bolt (507) is inserted and connected in the adjusting threaded hole (505) and the sliding block (506), a fixed frame (508) is fixedly arranged on one side wall of the sliding block (506), and a grinding block (509) is fixedly arranged on the opposite surface of the fixed frame (508).

3. The outer diameter grinding device for manufacturing the precision bearing is characterized in that the bottom of the movable frame (3) is provided with a groove and is arranged in a sliding manner with the sliding rail (4).

4. The outer diameter grinding device for manufacturing the precision bearing is characterized in that the connecting rods (10), the ejector rods (11) and the anti-slip blocks (12) are arranged in an annular array in three groups, and the anti-slip blocks (12) are made of rubber materials in an arc shape.

5. The outer diameter grinding device for manufacturing the precision bearing as claimed in claim 2, wherein the sliding grooves (504) and the sliding blocks (506) are in a T-shaped structure, and the number of the sliding blocks (506) is two, and the sliding blocks are arranged in a central symmetry manner.

6. The outer diameter grinding device for manufacturing the precision bearing is characterized in that the number of the adjusting threaded holes (505) is multiple, the multiple groups of the adjusting threaded holes (505) are arranged at equal intervals, and the sliding block (506) is fixedly arranged with the adjusting threaded holes (505) through the adjusting bolts (507).