CN221248019U

CN221248019U - Cylindrical roller cutting and grinding device

Info

Publication number: CN221248019U
Application number: CN202322855396.5U
Authority: CN
Inventors: 佘云飞
Original assignee: Hubei Rongshehong Machinery Equipment Co ltd
Current assignee: Hubei Rongshehong Machinery Equipment Co ltd
Priority date: 2023-10-24
Filing date: 2023-10-24
Publication date: 2024-07-02
Anticipated expiration: 2033-10-24

Abstract

The utility model relates to the technical field of roller bearing machining and discloses a cylindrical roller cutting and grinding machining device. When the grinding device is used for grinding the cylindrical roller, the clamping plate mechanism with adjustable calibration in the clamp assembly can be used for pre-calibrating and adjusting the opposite clamping direction between the fixed clamping plate and the movable clamping plate, so that the clamping plate formed by the two groups of clamping plates is suitable for clamping and fixing the cylindrical roller with different sizes, the flexibility of the grinding device can be improved, and the strength of frequent clamp replacement of workers can be reduced.

Description

Cylindrical roller cutting and grinding device

Technical Field

The utility model relates to the technical field of roller bearing machining, in particular to a cylindrical roller cutting and grinding machining device.

Background

The cylindrical roller bearing has the advantages that the rollers are arranged in parallel, the interval retainers or the isolation blocks are arranged between the rollers, the rollers can be prevented from inclining or rubbing mutually, and the increase of rotation torque is effectively prevented, wherein the cylindrical rollers are used as elements bearing load when the bearing operates, are weakest parts in the roller bearing, and the manufacturing quality of the cylindrical rollers has great influence on the working performance of the bearing and is a main factor influencing the service life of the bearing.

In order to meet the use requirement of the cylindrical roller, the surface of the cylindrical roller needs to be ground in the production process of the cylindrical roller, however, most of the conventional grinding device for the cylindrical roller can only be applied to cylindrical rollers of the same specification, so that the grinding device needs to replace clamps of different types when processing cylindrical rollers of different specifications, and the grinding device is complex in operation and poor in applicability. For this reason, a cylindrical roller cutting and grinding device is provided by those skilled in the art to solve the problems set forth in the background art described above.

Disclosure of utility model

The utility model mainly aims to provide a cylindrical roller cutting and grinding device, which can effectively solve the problem that the clamp performance of the conventional grinding device for cylindrical roller processing in the background art is single.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the cylindrical roller cutting and grinding device comprises a supporting seat, wherein two groups of clamp assemblies are symmetrically arranged at the upper end of a support seat of the supporting seat, a rotary driving assembly for driving the clamp assemblies is arranged at the rear end of the support seat of the supporting seat, and a grinding assembly right opposite to the lower part of a clamp plate of the clamp assembly is arranged at the front end of the support seat of the supporting seat;

The clamp assembly comprises two groups of rotating swing arms which are symmetrically arranged at the upper end of the supporting seat support, arm force pushing wheels are arranged at the tail ends of arm rods of each group of rotating swing arms, and clamping plate mechanisms are arranged at the front ends of arm rods of each group of rotating swing arms;

The rotary driving assembly comprises a transmission frame arranged at the rear end of the support seat support, a transmission shaft is rotatably connected inside a support of the transmission frame, an expansion wheel which is magnetically attached to the arm force pushing wheel is arranged in the middle of a shaft rod of the transmission shaft, a driving wheel is arranged at the top end of the shaft rod of the transmission shaft, and an electric push rod connected with the driving wheel is rotatably connected at the top end of the support of the transmission frame.

As still further aspects of the utility model: the clamping plate mechanism comprises a clamping arm guide rail arranged at the front end of an arm rod of the rotary swing arm, a fixed clamping plate is arranged at one end of a track of the clamping arm guide rail, a correction screw rod is connected with the track of the clamping arm guide rail in a rotating mode, an inner edge angle driving bolt is arranged at one end of a shaft rod of the correction screw rod, a guide sliding table which guides to the clamping arm guide rail is sleeved outside the shaft rod of the correction screw rod, and a movable clamping plate which is opposite to the fixed clamping plate is arranged at one side of a rack of the guide sliding table.

As still further aspects of the utility model: the opposite clamping surfaces of the fixed clamping plate and the movable clamping plate form a V-shaped structure.

As still further aspects of the utility model: the edge of the rotating wheel of the driving wheel is provided with a pin shaft, and the telescopic end of the electric push rod is rotationally connected with the driving wheel through the pin shaft.

As still further aspects of the utility model: the arm force pushing wheel is made of ferrite magnet material, the expanding wheel is made of pig iron material, and the expanding wheel is of an oval structure.

As still further aspects of the utility model: the polishing assembly comprises a support plate frame arranged at the front end of a support seat support, a dust cover is arranged at the upper end of a support of the support plate frame, a polishing motor is arranged at the lower end of the support plate frame, and a polishing head extending to the inside of the dust cover body is arranged at the output end of the polishing motor.

As still further aspects of the utility model: the inner wall of the cover body of the dust cover is provided with a plurality of groups of dust blocking plates along the circumferential direction of the inner wall.

Compared with the prior art, the utility model has the following beneficial effects:

1. When the grinding device is used for grinding the cylindrical roller, the clamping plate mechanism with adjustable calibration in the clamp assembly can be used for pre-calibrating and adjusting the opposite clamping direction between the fixed clamping plate and the movable clamping plate, so that the clamping plate formed by the two groups of clamping plates is suitable for clamping and fixing the cylindrical roller with different sizes, the flexibility of the grinding device can be improved, the strength of frequent clamp replacement of workers can be reduced, and the continuous grinding work of the cylindrical roller is facilitated.

2. According to the utility model, the rotary driving assembly is used as a power source to drive the clamping plates of the two groups of clamp assemblies to clamp and close, so that the cylindrical rollers can be rapidly and stably clamped and positioned in a standing manner, the cylindrical rollers are contacted with the polishing heads in the polishing assembly, and then the cylindrical rollers are subjected to grinding operation under the polishing driving of the polishing assembly.

Drawings

FIG. 1 is a schematic structural view of a cylindrical roller cutting and grinding device of the present utility model;

FIG. 2 is an enlarged schematic view of the cylindrical roller cutting and grinding apparatus of the present utility model at A in FIG. 1;

FIG. 3 is a schematic diagram showing the transmission of a rotary driving assembly and a clamp assembly in a cylindrical roller cutting and grinding device;

fig. 4 is a schematic structural view of a jig assembly in a cylindrical roller cutting and grinding device according to the present utility model.

In the figure: 1. a support base; 2. a transmission frame; 3. a transmission shaft; 4. an expansion wheel; 5. a driving wheel; 6. a pin shaft; 7. an electric push rod; 8. rotating the swing arm; 9. a clip arm guide rail; 10. a fixed clamping plate; 11. a movable clamping plate; 12. a support plate frame; 13. polishing a motor; 14. a dust cover; 15. dust-blocking plate; 16. polishing head; 17. arm force pushing wheels; 18. a guiding sliding table; 19. a positioning screw rod; 20. the inner corners drive the bolts.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, a cylindrical roller cutting and grinding device comprises a supporting seat 1, wherein two groups of clamp assemblies are symmetrically arranged at the upper end of a support seat of the supporting seat 1, each clamp assembly comprises two groups of rotating swing arms 8 symmetrically arranged at the upper end of the support seat of the supporting seat 1, arm bar tail ends of each group of rotating swing arms 8 are respectively provided with an arm force pushing wheel 17, the front ends of the arm bars of each group of rotating swing arms 8 are respectively provided with a clamping plate mechanism, each clamping plate mechanism comprises a clamping arm guide rail 9 arranged at the front ends of the arm bars of the rotating swing arms 8, a fixed clamping plate 10 is arranged at one end of a track of the clamping arm guide rail 9, a position correcting screw 19 is rotatably connected in the track of the clamping arm guide rail 9, an inner edge angle driving bolt 20 is arranged at one end of a shaft lever of the position correcting screw 19, a guide sliding table 18 guided by the clamping arm guide rail 9 is sleeved outside the shaft lever of the position correcting screw 19, the movable clamping plate 11 which is opposite to the fixed clamping plate 10 is arranged on one side of the rack of the guide sliding table 18, the opposite clamping surfaces of the fixed clamping plate 10 and the movable clamping plate 11 form a V-shaped structure, when the cylindrical roller is cut and ground by utilizing the grinding device, the clamp direction of the clamping plate can be pre-adjusted according to the size model of the cylindrical roller to be processed, then in the adjusting process, a matched wrench tool is inserted into the inner angular driving bolt 20 to drive the aligning screw rod 19 to rotate, the aligning screw rod 19 converts the rotating force into horizontal thrust in the rotating process, the guide sliding table 18 is pushed to slide along the direction of the clamping arm guide rail 9, the movable clamping plate 11 is pushed to horizontally displace relative to the movable clamping plate 11, the distance between the two groups of clamping plates is pre-adjusted, so that the cylindrical roller is matched with the clamping work of cylindrical rollers of different types, the flexible usability of the grinding device is improved, but also can reduce the intensity of frequent replacement of the clamp by staff.

The rotary driving assembly is arranged at the rear end of a support seat of the supporting seat 1 and comprises a transmission frame 2 arranged at the rear end of the support seat of the supporting seat 1, a transmission shaft 3 is rotatably connected inside a bracket of the transmission frame 2, an expansion wheel 4 which is magnetically attached to an arm force pushing wheel 17 is arranged in the middle of a shaft rod of the transmission shaft 3, a transmission wheel 5 is arranged at the top end of the shaft rod of the transmission shaft 3, an electric push rod 7 connected with the transmission wheel 5 is rotatably connected at the top end of the bracket of the transmission frame 2, a pin shaft 6 is arranged at the edge of a rotating wheel of the transmission wheel 5, the telescopic end of the electric push rod 7 is rotatably connected with the transmission wheel 5 through the pin shaft 6, the cylindrical roller to be processed is vertically arranged between clamping plates in the grinding process of the cylindrical roller by utilizing a grinding device, the cylindrical roller to be processed is simultaneously contacted with a grinding head 16, then the telescopic end of the electric push rod 7 is controlled to stretch out for transmission, horizontal thrust is converted into rotary thrust by utilizing the rotation of the pin shaft 6 and the transmission wheel 5, the expansion wheel 4 is pushed to rotate, then the expansion wheel 4 is pushed to swing rotationally, the rotary thrust is converted into opposite clamping force by the roller 17, the rotary thrust is pushed by the rotating 8, and the cylindrical roller is symmetrically pushed by the rotating 8, and then the cylindrical roller is regulated and rotated and clamped by a swing arm mechanism to rotate and is stably and clamped.

The arm force pushing wheel 17 adopts ferrite magnet material components, the expanding wheel 4 adopts pig iron material components, and the expanding wheel 4 is of an oval structure, after the cylindrical roller is ground, when the expanding wheel 4 rotates to reset, the expanding wheel 4 is connected with the magnetic attraction of the arm force pushing wheel 17 by utilizing the expanding wheel 4, and the two groups of rotating swing arms 8 can be driven to synchronously rotate and expand, so that the clamping plate mechanism is opened, and the cylindrical roller after processing can be conveniently taken and put by workers.

The support front end of supporting seat 1 is provided with the polishing subassembly just to clamp plate below of anchor clamps subassembly, the polishing subassembly is including installing the supporting plate frame 12 at supporting seat 1 support front end, dust cover 14 is installed to the support upper end of supporting plate frame 12, and the support lower extreme of supporting plate frame 12 is installed and is polished motor 13, the output of polishing motor 13 is installed and is extended to the inside first 16 of polishing of dust cover 14 cover, the cover internal wall of dust cover 14 is arranged along its circumference and is provided with multiunit dust blocking plate 15, after the centre gripping location to the cylindrical roller, control polishing motor 13 work, drive the rotation of polishing head 16, cut the processing to the cylindrical roller, and the dust piece that cuts the grinding and produce is under centrifugal force, centrifugally throw to dust cover 14 edge, utilize the clearance between the multiunit dust blocking plate 15, collect the dust piece, avoid the dust piece to throw away, the staff of damaging.

The working principle of the utility model is as follows: when the grinding device is used for grinding cylindrical rollers, a matched wrench tool is inserted into an inner angular driving bolt 20 to drive a correcting screw rod 19 to rotate, the correcting screw rod 19 converts the rotation force into horizontal thrust in the rotation process, a guide sliding table 18 is pushed to slide along the direction of a clamping arm guide rail 9, then a movable clamping plate 11 is pushed to horizontally displace relative to the movable clamping plate 11, the distance between the two groups of clamping plates is pre-adjusted to adapt the clamping work of cylindrical rollers of different types, then the cylindrical rollers to be machined are vertically placed between the clamping plates, simultaneously, the cylindrical rollers are contacted with a grinding head 16, the telescopic end of an electric push rod 7 is controlled to stretch out and drive, the horizontal thrust is converted into rotary thrust by using the transfer drive of a pin shaft 6 and a drive wheel 5, the transmission shaft 3 is pushed to rotate, then an expansion wheel 4 is pushed to swing rotationally, the rotary thrust is converted into opposite clamping thrust by using a roller of an expansion wheel 4 and an arm push wheel 17, the two groups of rotary swing arms 8 are pushed to rotate symmetrically, the cylindrical rollers are pushed to rotate symmetrically by pre-adjusting the clamping plate mechanism after the clamping motor is clamped, and then the cylindrical rollers are controlled to be clamped and positioned, and the cylindrical rollers are driven to be clamped and polished 13 to rotate, and then the cylindrical rollers are clamped and machined.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The cylindrical roller cutting and grinding device comprises a supporting seat (1), and is characterized in that two groups of clamp assemblies are symmetrically arranged at the upper end of a support seat of the supporting seat (1), a rotary driving assembly for driving the clamp assemblies is arranged at the rear end of the support seat of the supporting seat (1), and a polishing assembly right opposite to the lower part of a clamping plate of the clamp assemblies is arranged at the front end of the support seat of the supporting seat (1);

The clamp assembly comprises two groups of rotating swing arms (8) symmetrically arranged at the upper end of a support seat (1), arm lever tail ends of each group of rotating swing arms (8) are provided with arm force pushing wheels (17), and the front ends of the arm levers of each group of rotating swing arms (8) are provided with clamping plate mechanisms;

The rotary driving assembly comprises a transmission frame (2) arranged at the rear end of a support seat (1), a transmission shaft (3) is rotatably connected in a support of the transmission frame (2), an expansion wheel (4) attached to an arm force pushing wheel (17) in a magnetic manner is arranged in the middle of a shaft rod of the transmission shaft (3), a driving wheel (5) is arranged at the top end of the shaft rod of the transmission shaft (3), and an electric push rod (7) connected with the driving wheel (5) is rotatably connected at the top end of the support of the transmission frame (2).

2. The cylindrical roller cutting and grinding device according to claim 1, wherein the clamping plate mechanism comprises a clamping arm guide rail (9) arranged at the front end of an arm rod of the rotary swing arm (8), a fixed clamping plate (10) is arranged at one end of a track of the clamping arm guide rail (9), a positioning screw rod (19) is rotatably connected to the inside of the track of the clamping arm guide rail (9), an inner edge angle driving bolt (20) is arranged at one end of a shaft rod of the positioning screw rod (19), a guiding sliding table (18) guided by the clamping arm guide rail (9) is sleeved on the outer side of the shaft rod of the positioning screw rod (19), and a movable clamping plate (11) opposite to the fixed clamping plate (10) is arranged on one side of a rack of the guiding sliding table (18).

3. The cylindrical roller cutting and grinding device according to claim 2, wherein the opposite clamping surfaces of the fixed clamping plate (10) and the movable clamping plate (11) form a V-shaped structure.

4. The cylindrical roller cutting and grinding device according to claim 1, wherein a pin shaft (6) is mounted at the edge of a rotating wheel of the driving wheel (5), and a telescopic end of the electric push rod (7) is rotatably connected with the driving wheel (5) through the pin shaft (6).

5. The cylindrical roller cutting and grinding device according to claim 1, wherein the arm force pushing wheel (17) is made of ferrite magnet material, the expanding wheel (4) is made of pig iron material, and the expanding wheel (4) is of an oval structure.

6. The cylindrical roller cutting and grinding device according to claim 1, wherein the grinding assembly comprises a support plate frame (12) arranged at the front end of a support seat (1), a dust cover (14) is arranged at the upper end of a support of the support plate frame (12), a grinding motor (13) is arranged at the lower end of the support plate frame (12), and a grinding head (16) extending to the inside of a cover body of the dust cover (14) is arranged at the output end of the grinding motor (13).

7. The cylindrical roller cutting and grinding device according to claim 6, wherein the inner wall of the cover body of the dust cover (14) is provided with a plurality of groups of dust-blocking plates (15) arranged along the circumferential direction thereof.