CN209754025U

CN209754025U - Bearing inner race processingequipment

Info

Publication number: CN209754025U
Application number: CN201920228946.1U
Authority: CN
Inventors: 高松
Original assignee: Wafangdian Industrial Bearing Manufacturing Co Ltd
Current assignee: Wafangdian Industrial Bearing Manufacturing Co Ltd
Priority date: 2019-02-13
Filing date: 2019-02-13
Publication date: 2019-12-10
Anticipated expiration: 2029-02-13

Abstract

The utility model relates to a bearing processing technology field just discloses a bearing inner race processingequipment, including the processing base, the top fixed mounting of processing base has the motor cover. This bearing inner race processingequipment, through the outside with bearing inner race cover at the kicking block, put the inboard of stopping the screw rod into the bearing inner race simultaneously, make the stopper hug the bearing inner race, the effect of rotating stopping the screw rod is under the screw thread, lead to stopping the screw rod to take pull rod and slider to move towards the right side and tensile first spring, the in-process of pull rod movement to the right, the conical surface of pull rod and the inclined plane of kicking block extrude each other, make the kicking block inflation and paste the inner wall of bearing inner race tightly, and lead to the kicking block to take clamping bar rotating angle and compress the second spring, kicking block and stopper lock the bearing inner race simultaneously, the outside of bearing inner race is exposed outside completely this moment, need not the outside that the direct one-time processing of centre gripping was gone up to midway alright many times, the advantage that need not.

Description

bearing inner race processingequipment

Technical Field

The utility model relates to a bearing processing technology field specifically is a bearing inner race processingequipment.

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 motion process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, and the inside of the bearing generally consists of an inner ring, an outer ring, a rolling body and a retainer, which are collectively called four parts.

The outer diameter and the chamfer of the inner ring of the bearing are processed by a common lathe or a numerical control lathe, the traditional bearing turning process is clamped by a three-jaw or four-jaw chuck, and one part of the bearing is positioned in the chuck, so that the processing of the bearing is difficult to be finished at one time, and the bearing needs to be clamped twice or more, so that the time is wasted, the working efficiency is reduced, and the problem is solved by providing the device for processing the inner ring of the bearing.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a bearing inner circle processingequipment possesses the advantage that need not many times clamping, has solved traditional bearing lathe work and has all come the centre gripping through three-jaw or four-jaw chuck, because partly is located the inside of chuck, consequently is difficult to once only to accomplish the processing of bearing, needs the clamping twice or more than twice, just so relatively waste time, has reduced work efficiency's problem.

(II) technical scheme

For the above-mentioned purpose that need not a lot of clamping of realization, the utility model provides a following technical scheme: a bearing inner ring processing device comprises a processing base, wherein a motor cover is fixedly arranged at the top of the processing base, a motor is fixedly arranged inside the motor cover, the output end of the motor penetrates through and extends to the right side of the motor cover, a stop block is fixedly arranged at the top of the processing base and positioned at the right side of the motor cover, a slide rail is fixedly arranged at the top of the processing base and positioned between the motor cover and the stop block, a knife rest is connected inside the slide rail in a sliding manner, two electric push rods which are symmetrically distributed by taking the slide rail as a center are fixedly arranged at the right side of the knife rest, the right side of each electric push rod is fixedly connected with the left side of the stop block, a rotary disc is fixedly arranged at the output end of the motor, a positioning shaft with one end penetrating through and extending to the right side of the rotary disc is fixedly arranged inside the rotary disc, a buffer cover is fixedly arranged on the, the outside fixed mounting of buffer shield has U type support, there is the clamping bar in the inboard of U type support through pivot movable mounting, the outside of buffer shield and the left side fixed mounting who is located U type support have the spring holder, the top fixed mounting of spring holder has one end and clamping bar fixed connection's second spring, the right side fixed mounting of slider has one end to run through and extend to the pull rod on buffer shield right side, the one end fixed mounting that U type support was kept away from to the clamping bar has the kicking block, the one end that the kicking block is close to the pull rod axle center contacts with the outside of pull rod, the bearing inner circle has been cup jointed in the outside of kicking block, the left side of bearing inner circle contacts with the right side of location axle, the internal thread connection of pull rod has one end to pass the bearing inner circle and extends to the step-stopping screw rod on bearing inner circle right side, the outside fixed mounting of step-stopping screw rod has the stopper.

Preferably, the motor cover is internally provided with a movable hole matched with the diameter of the output end of the motor, and the right side of the turntable is provided with a mounting groove matched with the diameter of the positioning shaft.

Preferably, the pull rod consists of a cylindrical rod piece and a conical rod piece, the cylindrical rod piece is fixedly connected with the right side of the sliding block, the cylindrical rod piece is fixedly connected with the left side of the conical rod piece, the inclination of the conical surface of the conical rod piece is ten degrees, and a threaded hole matched with the thread of the stop screw rod is formed in the conical rod piece.

Preferably, the number of the U-shaped supports is six, and the U-shaped supports are distributed annularly.

Preferably, the location axle is cylindrical type cavity and the right-hand member opening of location axle, and the buffering cover is cylindrical cavity, and the hole of stepping down that matches with cylindrical member diameter is seted up to the inside of buffering cover.

Preferably, the top block is a sector block piece, the bottom of the top block is an inclined plane, and the inclined angle of the bottom of the top block is ten degrees.

Preferably, the stopping screw rod is composed of a threaded rod piece and a cylinder, the threaded rod piece is in threaded connection with the inner portion of the pull rod, the right side of the threaded rod piece is fixedly connected with the cylinder, the outer diameter of the cylinder is matched with the inner diameter of the bearing inner ring, the number of the limiting blocks is not less than six, and the limiting blocks are distributed in an annular mode.

Advantageous effects

Compared with the prior art, the utility model provides a bearing inner race processingequipment possesses following beneficial effect:

This bearing inner race processingequipment, through the outside of overlapping bearing inner race at the kicking block, put the stop screw rod into the inboard of bearing inner race simultaneously, make the stopper paste the bearing inner race and make the screw thread part of stop screw rod aim at the inside screw hole of pull rod, the rotation stop screw rod is under the effect of screw thread, lead to the stop screw rod to take pull rod and slider to move towards the right side and stretch first spring, the in-process of pull rod right movement, the conical surface of pull rod and the inclined plane of kicking block extrude each other, make the kicking block expand and paste the inner wall of bearing inner race, and lead to the kicking block to take clamping bar rotating angle and compress the second spring, kicking block and stopper lock the bearing inner race simultaneously, the outside of bearing inner race is exposed completely this moment, midway need not the clamping many times alright once only process the outside of bearing inner race, the advantage that need not many times of clamping has been.

Drawings

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

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a schematic view of the connection between the clamping rod and the top block of the present invention.

In the figure: the automatic cutting machine comprises a processing base 1, a motor cover 2, a motor 3, a stop dog 4, a sliding rail 5, a tool rest 6, an electric push rod 7, a rotary table 8, a positioning shaft 9, a buffer cover 10, a sliding block 11, a first spring 12, a U-shaped support 13, a clamping rod 14, a spring seat 15, a second spring 16, a pull rod 17, a top block 18, a bearing inner ring 19, a step stop screw 20, a limiting block 21 and a cutter 22.

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. 1-3, a bearing inner ring processing device comprises a processing base 1, a motor cover 2 is fixedly installed on the top of the processing base 1, a movable hole matched with the diameter of the output end of a motor 3 is formed in the motor cover 2, an installation groove matched with the diameter of a positioning shaft 9 is formed in the right side of a turntable 8, the motor 3 is fixedly installed in the motor cover 2, the type of the motor 3 can be 42BYG250C-0151, the output end of the motor 3 penetrates through and extends to the right side of the motor cover 2, a stop block 4 is fixedly installed on the top of the processing base 1 and positioned on the right side of the motor cover 2, a slide rail 5 is fixedly installed on the top of the processing base 1 and positioned between the motor cover 2 and the stop block 4, a tool rest 6 is slidably connected in the slide rail 5, two electric push rods 7 are fixedly installed on the right side of the tool rest 6 and symmetrically distributed by, the model of the electric push rod 7 can be ANT-26, the right side of the electric push rod 7 is fixedly connected with the left side of the stop block 4, the output end of the motor 3 is fixedly provided with a rotary table 8, the inside of the rotary table 8 is fixedly provided with a positioning shaft 9, one end of the positioning shaft 9 penetrates through and extends to the right side of the rotary table 8, the positioning shaft 9 is a cylindrical cavity, the right end of the positioning shaft 9 is opened, the buffer cover 10 is a cylindrical cavity, the inside of the buffer cover 10 is provided with a abdicating hole matched with the diameter of a cylindrical rod piece, the left side wall of the inner cavity of the positioning shaft 9 is fixedly provided with the buffer cover 10, the inner cavity of the buffer cover 10 is connected with a sliding block 11 in a sliding manner, the inside of the buffer cover 10 is fixedly provided with a first spring 12, one end of the first spring is fixedly connected with the sliding block 11, the outer side of the buffer cover 10 is fixedly, a spring seat 15 is fixedly arranged on the outer side of the buffer cover 10 and on the left side of the U-shaped support 13, a second spring 16 with one end fixedly connected with a clamping rod 14 is fixedly arranged on the top of the spring seat 15, a pull rod 17 with one end penetrating and extending to the right side of the buffer cover 10 is fixedly arranged on the right side of the slider 11, the pull rod 17 consists of a cylindrical rod piece and a conical rod piece, the cylindrical rod piece is fixedly connected with the right side of the slider 11, the cylindrical rod piece is fixedly connected with the left side of the conical rod piece, the conical surface inclination of the conical rod piece is ten degrees, a threaded hole matched with the thread of the step-stopping screw rod 20 is formed in the conical rod piece, a top block 18 is fixedly arranged on one end of the clamping rod 14 far away from the U-shaped support 13, the top block 18 is a fan-shaped block piece, the bottom of the top block 18 is an inclined plane, the bottom inclination angle, the outer side of the top block 18 is sleeved with a bearing inner ring 19, the left side of the bearing inner ring 19 is in contact with the right side of the positioning shaft 9, the inner thread of the pull rod 17 is connected with a step-stopping screw rod 20, one end of the step-stopping screw rod 20 penetrates through the bearing inner ring 19 and extends to the right side of the bearing inner ring 19, the step-stopping screw rod 20 is composed of a threaded rod piece and a cylinder, the threaded rod piece is in threaded connection with the inner side of the pull rod 17, the right side of the threaded rod piece is fixedly connected with the cylinder, the outer diameter of the cylinder is matched with the inner diameter of the bearing inner ring 19, the number of the limit blocks 21 is not less than six, the limit blocks 21 are distributed annularly, the outer side of the step-stopping screw rod 20 is fixedly provided with the limit blocks 21, the left side of the limit blocks 21 is in contact with the bearing inner ring 19, a cutter 22, the limiting block 21 is attached to the bearing inner ring 19, the thread part of the stop screw 20 is aligned to the threaded hole in the pull rod 17, the stop screw 20 is rotated under the action of the thread to cause the stop screw 20 to drive the pull rod 17 and the sliding block 11 to move towards the right side and stretch the first spring 12, in the process that the pull rod 17 moves towards the right, the conical surface of the pull rod 17 and the inclined surface of the ejector block 18 are mutually extruded, the ejector block 18 is expanded and attached to the inner wall of the bearing inner ring 19, the ejector block 18 drives the clamping rod 14 to rotate by an angle and compress the second spring 16, meanwhile, the ejector block 18 and the limiting block 21 lock the bearing inner ring 19, at the moment, the outer side of the bearing inner ring 19 is completely exposed, the outer side of the bearing inner ring 19 can be directly machined at one time without multiple times of clamping in the midway, and the.

When the tool is used, after the bearing inner ring 19 is clamped, the motor 3 is started to drive the output end of the motor 3 to rotate at a high speed with the turntable 8, so that the bearing inner ring 19 also rotates at a high speed, the tool 22 can cut the outer side of the bearing inner ring 19, and the electric push rod 7 is started to drive the output end of the electric push rod 7 to cut the bearing inner ring 19 left and right.

To sum up, in the bearing inner ring processing device, the bearing inner ring 19 is sleeved on the outer side of the top block 18, the stop screw 20 is placed on the inner side of the bearing inner ring 19, the limit block 21 is attached to the bearing inner ring 19, the thread part of the stop screw 20 is aligned with the threaded hole in the pull rod 17, the stop screw 20 is rotated under the action of the thread, the stop screw 20 drives the pull rod 17 and the slide block 11 to move towards the right side and stretches the first spring 12, the conical surface of the pull rod 17 and the inclined surface of the top block 18 are mutually extruded in the process of the right movement of the pull rod 17, the top block 18 is expanded and is attached to the inner wall of the bearing inner ring 19, the top block 18 drives the clamping rod 14 to rotate by an angle and compresses the second spring 16, the top block 18 and the limit block 21 are locked to the bearing inner ring 19, the outer side of the bearing inner ring 19 is completely exposed, and the outer side of the bearing inner ring 19 can be directly processed at, the bearing turning tool has the advantages of being free of repeated clamping, and solving the problems that the traditional bearing turning is clamped through a three-jaw or four-jaw chuck, and one part of the traditional bearing turning tool is located in the chuck, so that the bearing is difficult to be machined at one time, the clamping is required to be carried out twice or more than twice, the time is wasted, and the working efficiency is reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bearing inner race processingequipment, includes processing base (1), its characterized in that: the processing machine is characterized in that a motor cover (2) is fixedly installed at the top of a processing base (1), a motor (3) is fixedly installed inside the motor cover (2), the output end of the motor (3) penetrates through and extends to the right side of the motor cover (2), a stop block (4) is fixedly installed at the top of the processing base (1) and is located on the right side of the motor cover (2), a slide rail (5) is fixedly installed at the top of the processing base (1) and is located between the motor cover (2) and the stop block (4), a tool rest (6) is slidably connected inside the slide rail (5), two electric push rods (7) which are symmetrically distributed by taking the slide rail (5) as the center are fixedly installed on the right side of the electric push rods (7), the left side of the stop block (4) is fixedly connected, a turntable (8) is fixedly installed at the output end of the motor (3), a positioning shaft (9) with one end penetrating through and extending to the right, a buffer cover (10) is fixedly installed on the left side wall of an inner cavity of the positioning shaft (9), a sliding block (11) is connected to the inner cavity of the buffer cover (10) in a sliding manner, a first spring (12) with one end fixedly connected with the sliding block (11) is fixedly installed inside the buffer cover (10), a U-shaped support (13) is fixedly installed on the outer side of the buffer cover (10), a clamping rod (14) is movably installed on the inner side of the U-shaped support (13) through a rotating shaft, a spring seat (15) is fixedly installed on the outer side of the buffer cover (10) and located on the left side of the U-shaped support (13), a second spring (16) with one end fixedly connected with the clamping rod (14) is fixedly installed on the top of the spring seat (15), a pull rod (17) with one end penetrating through and extending to the right side of the buffer cover (10) is fixedly installed on the right side of the sliding block (, the one end that kicking block (18) are close to pull rod (17) axle center contacts with the outside of pull rod (17), bearing inner race (19) have been cup jointed in the outside of kicking block (18), the left side of bearing inner race (19) contacts with the right side of location axle (9), the internal thread connection of pull rod (17) has one end to pass bearing inner race (19) and extend to the end screw rod (20) on bearing inner race (19) right side, the outside fixed mounting of end screw rod (20) has stopper (21), the left side and the bearing inner race (19) contact of stopper (21), the rear side fixed mounting of knife rest (6) has cutter (22) of one end and the outside contact of bearing inner race (19).

2. The bearing inner race machining device according to claim 1, characterized in that: the motor cover (2) is internally provided with a movable hole matched with the diameter of the output end of the motor (3), and the right side of the turntable (8) is provided with a mounting groove matched with the diameter of the positioning shaft (9).

3. The bearing inner race machining device according to claim 1, characterized in that: the pull rod (17) is composed of a cylindrical rod piece and a conical rod piece, the cylindrical rod piece is fixedly connected with the right side of the sliding block (11), the cylindrical rod piece is fixedly connected with the left side of the conical rod piece, the inclination of the conical surface of the conical rod piece is ten degrees, and a threaded hole matched with the thread of the stop screw rod (20) is formed in the conical rod piece.

4. The bearing inner race machining device according to claim 1, characterized in that: the number of the U-shaped supports (13) is six, and the U-shaped supports (13) are distributed annularly.

5. A bearing inner race machining apparatus according to claim 1 or 3, characterized in that: the locating shaft (9) is a cylindrical cavity and is provided with a right end opening of the locating shaft (9), the buffer cover (10) is a cylindrical cavity, and a yielding hole matched with the diameter of the cylindrical rod piece is formed in the buffer cover (10).

6. The bearing inner race machining device according to claim 1, characterized in that: the top block (18) is a sector block piece, the bottom of the top block (18) is an inclined plane, and the inclined angle of the bottom of the top block (18) is ten degrees.

7. The bearing inner race machining device according to claim 1, characterized in that: stop screw rod (20) constitute for screw rod piece and cylinder, the internal thread connection of screw rod piece and pull rod (17), the right side and the cylinder fixed connection of screw rod piece, the external diameter of cylinder and the internal diameter looks adaptation of bearing inner circle (19), six are no less than in the quantity of stopper (21), stopper (21) are the annular and distribute.