CN210160909U

CN210160909U - Bearing roller external diameter grinding mechanism

Info

Publication number: CN210160909U
Application number: CN201920440108.0U
Authority: CN
Inventors: 不公告发明人
Original assignee: DALIAN DONGXIN LARGE-SCALE BEARING ROLLER Co Ltd
Current assignee: DALIAN DONGXIN LARGE-SCALE BEARING ROLLER Co Ltd
Priority date: 2019-04-03
Filing date: 2019-04-03
Publication date: 2020-03-20
Anticipated expiration: 2029-04-03

Abstract

The utility model relates to the technical field of grinding of bearing roller bodies, in particular to a bearing roller outer diameter grinding mechanism, which comprises a bottom plate, a support column, a connecting frame, a grinding wheel, a polishing wheel, a driving device, a loop bar and a clamping workpiece; the bottom plate is connected to the link through the support column, and the symmetry sets up emery wheel and throwing aureola on the link, be equipped with drive arrangement on the bottom plate, the drive arrangement output is connected to the loop bar, it presss from both sides the dress work piece to fix the cover on the loop bar, press from both sides to be equipped with a plurality of waiting to grind roller bodies that are the ring array and distribute on the dress work piece, adopt the device can accomplish grinding and polish twice process, improved the production efficiency of product greatly.

Description

Bearing roller external diameter grinding mechanism

Technical Field

The utility model relates to a bearing roller body abrasive machining technical field especially relates to a bearing roller external diameter grinding mechanism.

Background

Roller body bearings are one of the components that are widely used in modern machinery. It relies on rolling contact between the primary elements to support the rotating parts. Roller body bearings are now mostly standardized. The roller body bearing has the advantages of small moment required by starting, high rotation precision, convenience in selection and the like. Due to the special production requirements of the bearing roller body, the surface of the roller body, which is the rolling body on the bearing, needs extremely low surface roughness, so that grinding treatment is needed on some bearing roller body workpieces which do not reach the surface roughness standard.

The grinding mechanism of the spherical end face of the traditional bearing roller body is required to polish the well-ground bearing roller body after grinding, but because the two procedures of grinding and polishing are not carried out on one device, the production procedure is more complicated, and the production efficiency of products is directly influenced.

SUMMERY OF THE UTILITY MODEL

In view of the defects of the prior art, the utility model provides a bearing roller external diameter grinding mechanism adopts the device can accomplish grinding and polishing twice process, has improved the production efficiency of product greatly.

In order to achieve the purpose, the technical scheme adopted by the utility model is a bearing roller outer diameter grinding mechanism, which comprises a bottom plate, a support column, a connecting frame, a grinding wheel, a polishing wheel, a driving device, a loop bar and a clamping workpiece; the bottom plate is connected to the connecting frame through the support column, and the symmetry sets up emery wheel and throwing aureola on the connecting frame, be equipped with drive arrangement on the bottom plate, drive arrangement output is connected to the loop bar, it presss from both sides the dress work piece to fix the cover on the loop bar, it is equipped with a plurality of roller bodies of treating that are the annular array and distribute to press from both sides to adorn to be equipped with on the work piece.

Based on the technical scheme, the grinding wheel and the polishing wheel are symmetrically arranged on the connecting frame, the clamping workpiece capable of performing rotary motion is used for fixing the plurality of roller bodies, two procedures of grinding and polishing are performed on one device, and the plurality of roller bodies are ground and processed simultaneously.

Furthermore, two movable grooves are symmetrically formed in the outer circumference of the sleeve rod, limit blocks are connected to the inner portions of the movable grooves in a sliding mode, an adjusting mechanism is arranged between the limit blocks, and a middle groove is formed in the sleeve rod.

Based on the technical scheme, the adjusting mechanism is used for fixing the clamping workpiece on the sleeve rod, so that the sleeve rod and the sleeve rod can synchronously rotate.

Preferably, the adjusting mechanism comprises two threaded rods, one end of each threaded rod is in threaded connection with a threaded sleeve in the middle groove, the other end of each threaded rod extends into the movable groove, and the external threads of the two threaded rods are opposite.

Based on the technical scheme, the two threaded rods with opposite external threads are matched with the middle threaded sleeve to realize synchronous movement of the two threaded rods in opposite directions, so that the limiting blocks in the movable grooves are propped against the inner wall of the clamping workpiece gradually.

Furthermore, the driving device comprises an installation table, the installation table is fixedly connected to the bottom plate, a driving motor is fixedly installed on the installation table, an output end of the driving motor is fixedly connected with an output shaft, and the output shaft is fixedly connected to the loop bar.

Based on the technical scheme, the driving motor is utilized to drive the loop bar to rotate, so that the clamping workpiece fixed on the loop bar is driven to rotate.

Furthermore, the limiting block is connected in the movable groove through a limiting spring.

Based on above-mentioned technical scheme, spacing spring one end welding is in the activity inslot, and the other end is installed on the stopper, avoids like this when not installing and press from both sides the dress work piece, and the stopper still is spacing at the activity inslot, and is not the landing.

Furthermore, one side surface of the limiting block is arc-shaped.

Based on the technical scheme, the limiting blocks can be attached to the inner rings of the clamping workpieces better, and the limiting blocks are firmly abutted to the inner walls of the clamping workpieces.

Preferably, the grinding wheel and the polishing wheel are both provided with sunken arc-shaped surfaces.

Furthermore, a fixed block is fixedly sleeved on the threaded sleeve and is arranged in a hexagonal shape.

Based on above-mentioned technical scheme, need spanner instrument forward or reverse to twist in the working process and move the thread bush, set up the hexagon fixed block and can make things convenient for spanner centre gripping, application of force.

Furthermore, the clamping workpiece comprises a workpiece body and two annular end covers, and a limiting groove for placing the roller body to be ground is formed in the circumferential direction of the workpiece body.

Based on above-mentioned technical scheme, utilize work piece body and two annular end covers, work piece body circumference sets up the spacing groove of placing the roller body of treating the grinding. During installation, the roller bodies are installed into the limiting grooves from one side of the workpiece body, then the annular end covers are covered, and the plurality of to-be-ground roller bodies distributed in the annular array are limited (can rotate in the limiting grooves). When the loop bar rotates, the clamping workpiece can be driven to rotate together, and then all the rollers can perform circular motion, so that the rollers are in continuous contact with the grinding wheel or the polishing wheel.

Further, the link includes upper plate, hypoplastron, little sleeve, big sleeve and two lift cylinders, and the hypoplastron is connected two big sleeves, the big sleeve inboard cup joints little sleeve, and little sleeve is connected to the upper plate, big sleeve internally mounted lift cylinder on the hypoplastron, and lift cylinder removes the end and connects to the upper plate, emery wheel installation is in the hypoplastron, and the throwing aureola is installed in the upper plate.

Based on above-mentioned technical scheme, utilize lift cylinder can adjust the distance between emery wheel, the polishing wheel, so the device not only can grind and polish twice process and go on equipment, when needs grind alone or polish, can carry out height control.

The utility model discloses a working process: will press from both sides dress work piece cup joint on the loop bar earlier, the staff twists through the spanner and moves the fixed block and make it drive the thread bush and rotate, thereby make two thread bars push up the stopper and slide to the activity groove outside, press from both sides the dress work piece until the stopper supports tightly, accomplish the fixed spacing to pressing from both sides the dress work piece, then start driving motor and make it drive the output shaft and rotate, drive the loop bar and rotate, further make and press from both sides the dress work piece and rotate, make and press from both sides the roller body on the dress work piece and all can contact with emery wheel or throwing aureola once a week, make the grinding, polishing treatment can be accomplished on same device, the production and processing process has been simplified, great improvement production efficiency. After the processing is completed, the worker only needs to utilize a wrench tool to reversely and lightly screw the fixing block, the threaded rod drives the limiting block to be no longer abutted against the inner wall of the clamping workpiece, the clamping workpiece can be taken down from the loop bar, and the assembly and disassembly are also very convenient.

The utility model has the advantages that: the device can complete two procedures of grinding and polishing, and greatly improves the production efficiency of products.

Drawings

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

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

FIG. 3 is a schematic structural view after the connecting frame is adjusted;

FIG. 4 is a schematic structural view of a workpiece being clamped;

FIG. 5 is a cross-sectional view of a clamped workpiece;

in the figure: 1-bottom plate, 2-support column, 3-connecting frame, 4-grinding wheel, 5-polishing wheel, 6-clamping workpiece, 7-roller body, 8-loop bar, 9-thread sleeve, 10-fixed block, 11-threaded rod, 12-movable groove, 13-limited block, 14-mounting table, 15-driving motor, 16-output shaft, 17-upper plate, 18-lower plate, 19-small sleeve, 20-large sleeve, 21-lifting cylinder, 22-workpiece body, 23-annular end cover.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1, a grinding mechanism for the outer diameter of a bearing roller comprises a base plate 1, a support column 2, a connecting frame 3, a grinding wheel 4, a polishing wheel 5, a driving device, a loop bar 8 and a clamping workpiece 6; bottom plate 1 is connected to link 3 through support column 2, and the symmetry sets up emery wheel 4 and throwing aureola 5 on the link 3, be equipped with drive arrangement on the bottom plate 1, the drive arrangement output is connected to loop bar 8, it presss from both sides dress work piece 6 to fix the cover on the loop bar 8, it is equipped with a plurality of waiting to grind roller body 7 that are the annular array and distribute to press from both sides to dress work piece 6.

Furthermore, two movable grooves 12 are symmetrically formed in the outer circumference of the sleeve rod 8, two limiting blocks 13 are connected in the movable grooves 12 in a sliding mode, an adjusting mechanism is arranged between the limiting blocks 13, and a middle groove is formed in the sleeve rod 8.

Preferably, the adjusting mechanism comprises two threaded rods 11, one end of each threaded rod 11 is connected to the threaded sleeve 9 in the middle groove in a threaded mode, the other end of each threaded rod 11 extends into the movable groove 12, and the external threads of the two threaded rods 11 are opposite.

As shown in fig. 2, further, the driving device includes a mounting table 14, the mounting table 14 is fixedly connected to the bottom plate 1, a driving motor 15 is fixedly mounted on the mounting table 14, an output end of the driving motor 15 is fixedly connected to an output shaft, and the output shaft is fixedly connected to the loop bar 8.

Furthermore, one side surface of the limiting block 13 is arc-shaped.

Preferably, the grinding wheel 4 and the polishing wheel 5 are both provided with a sunken arc-shaped surface.

Further, a fixed block 10 is fixedly sleeved on the threaded sleeve 9, and the fixed block 10 is arranged in a hexagonal shape.

Further, the clamping workpiece 6 comprises a workpiece body 22 and two annular end covers 23 of the stator on two sides of the workpiece body 22, and a limiting groove for placing the roller body to be ground is arranged on the workpiece body 22 in the circumferential direction.

As shown in fig. 3, further, the connecting frame includes an upper plate 17, a lower plate 18, a small sleeve 19, a large sleeve 20 and two lifting cylinders 21, the lower plate 18 is connected to the two large sleeves 20, the small sleeve 19 is sleeved inside the large sleeve 20, the small sleeve 19 is connected to the upper plate 17, the lifting cylinders 21 are installed inside the large sleeve 20 on the lower plate 18, the moving end of each lifting cylinder 21 is connected to the upper plate 17, the grinding wheel 4 is installed on the lower plate 18, and the polishing wheel 5 is installed on the upper plate 17.

In the utility model, when the user uses the device, firstly, the clamping workpiece 6 is sleeved on the loop bar 8, the worker twists the fixed block 10 by the wrench to drive the thread sleeve 9 to rotate, so that the two threaded rods 11 drive the stoppers 13 to slide towards the outer side of the movable groove 12 until the stoppers 13 tightly press against the clamping workpiece 6, the fixation and the limiting of the clamping workpiece 6 are completed, then the driving motor 15 is started to drive the output shaft 16 to rotate, then the loop bar 8 is driven to rotate, further the clamping workpiece 6 is driven to rotate, all the roller bodies 7 on the clamping workpiece 6 are driven to perform circular motion, thereby each roller body 7 of the clamping workpiece 6 can contact with the grinding wheel 4 or the polishing wheel 5 in each circle, the production and processing procedures are simplified, the production efficiency is greatly improved, after the processing is completed, the worker only needs to use the wrench tool to reversely and slightly twist the fixed block 10, the threaded rod 11 drives the limiting block 13 to not abut against the inner wall of the clamping workpiece 6, and the clamping workpiece 6 can be taken down from the sleeve rod 8, so that the assembly and disassembly are very convenient.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a bearing roller external diameter grinding mechanism which characterized in that: comprises a bottom plate, a support column, a connecting frame, a grinding wheel, a polishing wheel, a driving device, a loop bar and a clamping workpiece; the bottom plate is connected to the connecting frame through the support column, and the symmetry sets up emery wheel and throwing aureola on the connecting frame, be equipped with drive arrangement on the bottom plate, drive arrangement output is connected to the loop bar, it presss from both sides the dress work piece to fix the cover on the loop bar, it is equipped with a plurality of roller bodies of treating that are the annular array and distribute to press from both sides to adorn to be equipped with on the work piece.

2. The grinding mechanism for the outer diameter of a bearing roller according to claim 1, wherein: two movable grooves are symmetrically formed in the outer circumference of the sleeve rod, limiting blocks are connected to the inner portions of the movable grooves in a sliding mode, an adjusting mechanism is arranged between the limiting blocks, and a middle groove is formed in the sleeve rod.

3. The grinding mechanism for the outer diameter of a bearing roller according to claim 2, wherein: the adjusting mechanism comprises two threaded rods, one end of each threaded rod is in threaded connection with a threaded sleeve in the middle groove, the other end of each threaded rod extends into the movable groove, and the external threads of the two threaded rods are opposite.

4. The grinding mechanism for the outer diameter of a bearing roller according to claim 3, wherein: the threaded sleeve is fixedly sleeved with a fixing block, and the fixing block is arranged in a hexagon shape.

5. The grinding mechanism for the outer diameter of a bearing roller according to claim 2, wherein: the limiting block is connected in the movable groove through a limiting spring.

6. The grinding mechanism for the outer diameter of a bearing roller according to claim 2, wherein: one side surface of the limiting block is arc-shaped.

7. The grinding mechanism for the outer diameter of a bearing roller according to claim 1, wherein: the driving device comprises an installation table, the installation table is fixedly connected to the bottom plate, a driving motor is fixedly installed on the installation table, an output end of the driving motor is fixedly connected with an output shaft, and the output shaft is fixedly connected to the loop bar.

8. The grinding mechanism for the outer diameter of a bearing roller according to claim 1, wherein: and the grinding wheel and the polishing wheel are both provided with sunken arc-shaped surfaces.

9. The grinding mechanism for the outer diameter of a bearing roller according to claim 1, wherein: the clamping workpiece comprises a workpiece body and two annular end covers, and a limiting groove for placing the roller body to be ground is formed in the circumferential direction of the workpiece body.

10. The grinding mechanism for the outer diameter of a bearing roller according to claim 1, wherein: the connecting frame comprises an upper plate, a lower plate, a small sleeve, a large sleeve and two lifting cylinders, the lower plate is connected with the two large sleeves, the small sleeve is sleeved on the inner side of the large sleeve, the small sleeve is connected to the upper plate, the lifting cylinders are arranged inside the large sleeves on the lower plate, the moving ends of the lifting cylinders are connected to the upper plate, the grinding wheel is arranged on the lower plate, and the polishing wheel is arranged on the upper plate.