CN218082134U

CN218082134U - Grinding device for manufacturing precision bearing matched with host

Info

Publication number: CN218082134U
Application number: CN202221156664.3U
Authority: CN
Inventors: 候德华
Original assignee: Suzhou Wasina Machinery Technology Co ltd
Current assignee: Suzhou Wasina Machinery Technology Co ltd
Priority date: 2022-05-14
Filing date: 2022-05-14
Publication date: 2022-12-20
Anticipated expiration: 2032-05-14

Abstract

The utility model discloses a grinding device for manufacturing a precision bearing matched with a host, which belongs to the field of bearing processing and comprises a base, a main shaft, an electric chuck, a grinding disc and a feeding mechanism; the feeding mechanism comprises a sliding seat connected to the base in a sliding manner, a reciprocating driving mechanism fixedly arranged on the base and used for driving the sliding seat, a bearing plate arranged on the top surface of the sliding seat, and a discharging plate and a material receiving plate which are fixedly arranged on the base and the near ends of which are connected with the bearing plate in a connection manner; the discharging plate and the receiving plate are both arranged on the receiving and discharging side of the receiving plate, the discharging plate is downwards inclined from the far end to the near end, the receiving plate is downwards inclined from the near end to the far end, and the near end of the discharging plate is also provided with an intermittent opening and closing mechanism for controlling discharging; the bearing plate comprises two side plates which are oppositely arranged, the side plate positioned on one side of the material receiving and discharging is in pivot connection with the sliding seat, and the sliding seat is provided with an inclined driving mechanism for changing the rotation angle of the side plates. The utility model discloses can improve unloading speed and production efficiency effectively.

Description

Grinding device for manufacturing precision bearing matched with host

Technical Field

The utility model relates to a bearing field of making, in particular to supporting grinding device for precision bearing of host computer makes.

Background

The bearing is an important part in modern mechanical equipment, 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, grinding refers to a processing method for cutting off redundant materials on a workpiece by using an abrasive material or a grinding tool, grinding is one of cutting processing methods which are widely applied, and a grinding device is usually needed in the process of manufacturing a precision bearing.

However, the existing grinding device still needs to be manually operated to carry out feeding and discharging operations, so that the working strength of operators is increased, large-scale batch processing is not facilitated, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

To the problem of the last unloading operation of being not convenient for of the grinding device for precision bearing manufacturing that prior art exists, the utility model aims to provide a supporting grinding device for precision bearing manufacturing of host computer.

In order to achieve the above purpose, the technical scheme of the utility model is that:

a grinding device for manufacturing a precision bearing matched with a host machine comprises a base, an electric chuck, a grinding disc and a feeding mechanism; a spindle box is fixedly installed on the base, a spindle which is horizontally arranged is rotatably connected to the spindle box, a spindle motor for driving the spindle is further fixedly installed on the spindle box, and the electric chuck is installed on the spindle motor; the grinding device comprises a base, a grinding shaft, a grinding disc, a grinding shaft, a grinding motor, a grinding shaft box, a grinding shaft, a grinding motor and a main shaft, wherein the base is further provided with a plane motion base, the plane motion base is further fixedly provided with a plane driving mechanism for driving the plane motion base to move, the grinding shaft box is arranged on the plane motion base, the grinding shaft box is rotatably connected with the grinding shaft, the grinding disc is arranged on the grinding shaft, the grinding shaft box is further fixedly provided with the grinding motor for driving the grinding shaft, and the axis of the grinding shaft and the axis of the main shaft are positioned in the same horizontal plane and are parallel to each other;

the feeding mechanism comprises a sliding seat which is connected to the base in a sliding mode along the direction parallel to the main shaft, a reciprocating driving mechanism which is fixedly installed on the base and used for driving the sliding seat, a bearing plate which is installed on the top surface of the sliding seat and is of an upward opening structure so as to bear a workpiece to be ground, and a discharging plate and a receiving plate which are fixedly installed on the base and of which the near ends are connected with the bearing plate in an opposite mode; the discharging plate and the material receiving plate are both arranged on one side of the material receiving and discharging of the bearing plate, the discharging plate inclines downwards from the far end to the near end, the material receiving plate inclines downwards from the near end to the far end, and the near end of the discharging plate is further provided with an intermittent opening and closing mechanism for controlling discharging; the bearing plate comprises two side plates which are oppositely arranged, the side plate positioned on one side of the material receiving and discharging is in pivot connection with the sliding seat, and the sliding seat is provided with an inclined driving mechanism for changing the rotation angle of the side plate.

Preferably, the sliding seat is connected to the base through a sliding rail in a sliding manner, and the reciprocating driving mechanism is an air cylinder or an electric push rod.

Preferably, the bearing plate is V-shaped when in use, the bottom end of the side plate on one side of the material receiving and discharging side is pivotally connected with the sliding seat, the rotation axis of the side plate is parallel to the axis of the main shaft, and two ends of the tilt driving mechanism are respectively pivotally connected to the side plate and the sliding seat.

Preferably, the tilt driving mechanism is an air cylinder or an electric push rod.

Preferably, the planar motion base comprises an X base and a Y base, the X base is connected to the base in a sliding manner through a sliding rail, the sliding direction of the X base is parallel to the axis of the spindle, the Y base is connected to the X base in a sliding manner through a sliding rail, and the sliding direction of the Y base is perpendicular to the axis of the spindle; the grinding axle box is fixedly arranged on the Y base.

Preferably, the plane driving mechanism comprises an X driving mechanism installed on the base and a Y driving mechanism installed on the X base, the X driving mechanism and the Y driving mechanism are both linear driving mechanisms, the output end of the X driving mechanism is connected with the X base, and the output end of the Y driving mechanism is connected with the Y base.

Preferably, the intermittent opening and closing mechanism comprises an opening and closing cylinder fixedly mounted on the discharging plate and a baffle plate mounted at the output end of the opening and closing cylinder, wherein the movement directions of the baffle plate and the baffle plate are perpendicular to the discharging plate.

Adopt above-mentioned technical scheme, the beneficial effects of the utility model reside in that: because feeding mechanism's setting for drive the sliding seat motion through reciprocating drive mechanism, and it is rotatory to drive the curb plate that lies in receiving and releasing material one side in the loading board through slope actuating mechanism, can make the lasso that treats grinding that lies in eminence (stripper) and place roll down in the loading board and realize the material loading operation under the action of gravity, and make the lasso that the grinding was accomplished roll down to lie in low department (receive the flitch) and realize receiving the material from the loading board when receiving the material, thereby reduce manual operation intensity, improve production efficiency.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a top view of the present invention in use;

fig. 3 is a schematic structural view of the feeding mechanism of the present invention during feeding;

fig. 4 is a schematic structural view of the middle feeding mechanism for receiving material.

In the figure, the device comprises a base 1, a spindle box 2, a spindle box 3, an electric chuck 4, an X base 5, a Y base 6, an X driving mechanism 7, a Y driving mechanism 8, a grinding axle box 9, a grinding axle 10, a grinding disc 11, a sliding seat 12, a reciprocating driving mechanism 13, a bearing plate 14, a fixing plate 141, a movable plate 142, a discharging plate 15, a material receiving plate 16, an inclined driving mechanism 17, an opening and closing cylinder 18, a baffle 19, a support 20 and a ferrule 21.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "left", "right", "front", "back", etc. indicate the orientation or position relationship of the structure of the present invention based on the drawings, and are only for the convenience of describing the present invention, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the technical scheme, the terms "first" and "second" are only used for referring to the same or similar structures or corresponding structures with similar functions, and are not used for ranking the importance of the structures, or comparing the sizes or other meanings.

In addition, unless expressly stated or limited otherwise, the terms "mounted" and "connected" are to be construed broadly, e.g., the connection may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two structures can be directly connected or indirectly connected through an intermediate medium, and the two structures can be communicated with each other. To those skilled in the art, the specific meanings of the above terms in the present invention can be understood in relation to the present scheme in specific terms according to the general idea of the present invention.

Example one

A grinding device for manufacturing a precision bearing matched with a main machine is used for grinding the circumferential side surface of an inner ring or an outer ring (hereinafter, collectively referred to as a ring 21) of the precision bearing, and comprises a base 1, an electric chuck 4, a grinding disc 11 and a feeding mechanism, as shown in figures 1-2.

The base 1 is configured into a plane frame structure formed by splicing metal sections and is fixed on the ground through foundation bolts during use. A spindle box 2 is fixedly installed on the left side of the top surface of the base 1 through bolts, a spindle 3 is installed on one side of the right end of the spindle box 2 through a bearing, a spindle motor (not shown in the figure) is fixedly installed inside the spindle box 2, an output shaft of the spindle motor is connected with the end portion, extending into the spindle box 2, of the spindle 3 through a coupler, and the spindle motor is generally configured as a variable frequency motor so as to control the rotating speed, or the rotating speed adjustment of the spindle 3 is realized by installing a variable speed motor in the spindle box 2. The electric chuck 4 is attached to one end portion of the main spindle 3 located outside the headstock 2, and the electric chuck 4 is used for clamping the bearing ring 21 of the bearing, and for example, when the jaws of the electric chuck 4 apply an outwardly-expanding clamping force to the inner side wall of the bearing ring 21, the outer circumferential surface of the bearing ring 21 can be ground, whereas when the jaws of the electric chuck 4 apply an inwardly-pressing clamping force to the outer side wall of the bearing ring 21, the inner circumferential surface of the bearing ring 21 can be ground.

The right side of the top surface of the base 1 is also provided with a plane moving base, and the base 1 is also fixedly provided with a plane driving mechanism for driving the plane moving base to move. For example, in the present embodiment, the plane motion base includes an X base 5 and a Y base 6, the X base 5 is slidably connected to the base 1 by a slide rail laid on the top surface of the base 1, the sliding direction of the X base 5 is parallel to the axis of the spindle 3, the Y base 6 is slidably connected to the X base 5 by a slide rail laid on the X base 5, and the sliding direction of the Y base 6 is perpendicular to the axis of the spindle 3. The planar driving mechanism correspondingly includes an X driving mechanism 7 mounted on the base 1 and a Y driving mechanism 8 mounted on the X base 5, and typically, the X driving mechanism 7 and the Y driving mechanism 8 are configured as linear driving mechanisms, such as air cylinders or electric push rods, an output end of the X driving mechanism 7 is connected to the X base 5, and an output end of the Y driving mechanism 8 is connected to the Y base 6.

The X base 5 is also provided with a grinding axle box 9, the left side of the grinding axle box 9 is rotatably connected with a grinding axle 10 through a bearing, and a grinding disc 11 is arranged on the left end side of the grinding axle 10. A grinding motor (not shown) is fixedly mounted inside the grinding axle box 9, an output shaft of the grinding motor is connected with an end part of the grinding axle 10 extending into the grinding axle box 9 through a coupling, and the grinding motor is generally configured as a variable frequency motor so as to control the rotating speed, or the rotating speed adjustment of the grinding axle 10 is realized by mounting a transmission in the grinding axle box 9. The axis of the grinding shaft 10 is arranged in the same horizontal plane as the axis of the spindle 3 and parallel to each other.

The feed mechanism is then used to supply the ferrule 21 to be ground to the power chuck 4 and to transfer the ground ferrule 21 from the power chuck 4. In this embodiment, the feeding mechanism includes a sliding seat 12, a reciprocating driving mechanism 13, a receiving plate 14, a discharging plate 15 and a material collecting plate 16.

As shown in fig. 3-4, the sliding seat 12 is slidably connected to the base 1 by a sliding rail mounted on the top surface of the base 1, and the sliding direction of the sliding seat 12 is parallel to the axis of the main shaft 3, and at the same time, the sliding direction of the sliding seat 12 is in the same vertical plane with the axis of the main shaft 3. The reciprocating driving mechanism 13 is configured as a linear driving mechanism, such as an air cylinder or an electric push rod, the reciprocating driving mechanism 13 is fixedly installed on the top surface of the base 1, and the output end of the reciprocating driving mechanism is fixedly connected with the sliding seat 12.

The receiving plate 14 is installed on one side of the top surface of the sliding seat 12, the receiving plate 14 has an opening-shaped configuration disposed upward so as to receive the collar 21 of the bearing, for example, the receiving plate 14 is configured in a V-shaped configuration, for example, the receiving plate 14 is configured to include two oppositely disposed side plates, the two side plates are divided into a fixed plate 141 fixedly connected to the top surface of the sliding seat 12 and a movable plate 142 pivotally connected to the top surface of the sliding seat 12 by a pivot, and a rotation axis of the movable plate 142 is parallel to an axis of the main shaft 3. In addition, a tilt driving mechanism 17 for changing a rotation angle of the movable plate 142 is further installed on the sliding base 12, and the tilt driving mechanism 17 is configured as an air cylinder or an electric push rod, and both ends thereof are respectively connected to the sliding base 12 and the movable plate 142 by hinges. It can be understood that, after the movable plate 142 is driven by the tilting driving mechanism 17 to rotate, the shape of the receiving plate 14 can be changed, when the movable plate 142 is in a V-shaped configuration, the circular ferrule 21 can be received, and when the movable plate 142 rotates to a horizontal position or even to a position where the free end is tilted downward, the ground ferrule 21 carried on the receiving plate 14 can freely slide down, so as to facilitate material receiving. Accordingly, the movable plate 142 is disposed on the receiving side of the receiving plate 14.

The discharging plate 15 and the receiving plate 16 are both arranged on the material receiving and discharging side of the bearing plate 14 and are fixedly arranged on the top surface of the base 1 through a bracket 20, the discharging plate 15 and the receiving plate 16 are both arranged in an inclined manner, and the proximal ends of the discharging plate 15 and the receiving plate 16 are connected with the bearing plate 14 in an overlapping manner; the stripper plate 15 is arranged to incline downwards from the far end to the near end, so that the receiving plate 14 can receive the ferrule 21 to be processed sent by the stripper plate 15 when the V-shaped structure is maintained; the material receiving plate 16 is configured to be inclined downward from the proximal end to the distal end, so that when the movable plate 142 is rotated to a horizontal position or even to a position in which the free end is inclined downward, the ground ferrule 21 carried on the receiving plate 14 can be slid down freely for receiving the material. It can be understood that, because the sliding seat 12 has a plurality of positions on the base 1, the discharging plate 15 and the receiving plate 16 are arranged at intervals, that is, they are respectively located in two different vertical planes, so as not to affect each other.

In this embodiment, an intermittent opening and closing mechanism for controlling the discharging is further installed at the proximal end of the discharging plate 15. The intermittent opening and closing mechanism comprises an opening and closing cylinder 18 fixedly arranged on the discharging plate 15 and a baffle plate 19 arranged on the output end of the opening and closing cylinder 18, wherein the moving directions of the baffle plate 19 and the baffle plate 19 are perpendicular to the length direction of the discharging plate 15. So set up, when need not carry out the unloading, open and close the action of cylinder 18, realize just realizing stopping the unloading of lasso 21 after driving baffle 19 and moving on the unloading route of the lasso 21 of placing on stripper 15, and when needs carried out the unloading, open and close the action of cylinder 18, drive baffle 19 reverse motion, make the unloading route of the lasso 21 of placing on stripper 15 released to the lasso 21 continues the downstream and rolls on the board 14 of accepting under the action of gravity. It can be understood that when the receiving plate 14 receives the ferrule 21 to be ground, the closest ferrule 21 (i.e. the contact position of the two ferrules 21) placed on the discharging plate 15 is just in the moving path of the baffle plate 19, and the baffle plate 19 can smoothly block the ferrule 21 placed on the discharging plate 15 under the driving of the opening and closing cylinder 18.

The utility model discloses a theory of operation does:

the ferrule 21 to be ground is previously set on the stripper plate 15; the reciprocating driving mechanism 13 drives the sliding seat 12 to move to a position connected with the discharging plate 15; then the opening and closing cylinder 18 drives the baffle plate 19 to move, so that the blanking path of the ferrule 21 placed on the discharging plate 15 is released, the ferrule 21 continues to move downwards under the action of gravity and rolls onto the bearing plate 14, and then the opening and closing cylinder 18 drives the baffle plate 19 to reset, so that the blanking path of the ferrule 21 on the discharging plate 15 is blocked again; the reciprocating driving mechanism 13 drives the sliding seat 12 to move until the ferrule 21 to be ground loaded on the loading plate 14 moves to a position suitable for clamping the electric chuck 4, for example, the jaws of the electric chuck 4 are located on the inner side of the ferrule 21 (for grinding an outer circle), or the jaws of the electric chuck 4 are located on the outer side of the ferrule 21 (for grinding an inner circle), which can be realized by only configuring the height of the sliding seat 12; after the electric chuck 4 clamps the ferrule 21, a spindle motor can be started, and the ferrule 21 is driven to rotate by the spindle 3; starting a grinding motor to drive the grinding disc 11 to rotate, driving the plane motion base to move on the base 1 through the plane driving mechanism until the outer circle of the grinding disc 11 is contacted with the outer circle of the ferrule 21, and driving the plane motion base to continue to move on the base 1 through the plane driving mechanism until the outer circle of the ferrule 21 is ground to a specified requirement; after grinding is finished, the plane driving mechanism drives the plane moving base to reset, the spindle motor is stopped, and the reciprocating driving mechanism 13 drives the sliding seat 12 to move until the position of the bearing plate 14 opposite to the ground ferrule 21; the electric chuck 4 is loosened, the ferrule 21 falls on the bearing plate 14, and the sliding seat 12 is driven by the reciprocating driving mechanism 13 to move to a position connected with the material receiving plate 16; after the tilting driving mechanism 17 drives the movable plate 142 to rotate, that is, when the movable plate 142 is driven to rotate to a horizontal position or even to a position with its free end tilted downward, the ground ferrule 21 carried on the receiving plate 14 freely slides onto the receiving plate 16 under the action of gravity to realize the material receiving operation, and after the material receiving operation is completed, the reciprocating driving mechanism 13 drives the sliding seat 12 to move to a position connected with the discharging plate 15, so that the operation can be repeated.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a supporting precision bearing of host computer grinding device for manufacturing which characterized in that: comprises a base, an electric chuck, a grinding disc and a feeding mechanism; the base is fixedly provided with a spindle box, the spindle box is rotatably connected with a spindle which is horizontally arranged, the spindle box is also fixedly provided with a spindle motor for driving the spindle, and the electric chuck is arranged on the spindle motor; the grinding device comprises a base, a grinding shaft, a grinding disc, a grinding shaft, a grinding motor, a grinding shaft box, a grinding shaft, a grinding motor and a main shaft, wherein the base is further provided with a plane motion base, the plane motion base is further fixedly provided with a plane driving mechanism for driving the plane motion base to move, the grinding shaft box is arranged on the plane motion base, the grinding shaft box is rotatably connected with the grinding shaft, the grinding disc is arranged on the grinding shaft, the grinding shaft box is further fixedly provided with the grinding motor for driving the grinding shaft, and the axis of the grinding shaft and the axis of the main shaft are positioned in the same horizontal plane and are parallel to each other;

the feeding mechanism comprises a sliding seat which is connected to the base in a sliding mode along the direction parallel to the main shaft, a reciprocating driving mechanism which is fixedly installed on the base and used for driving the sliding seat, a bearing plate which is installed on the top surface of the sliding seat and is of an upward opening structure so as to bear a workpiece to be ground, and a discharging plate and a receiving plate which are fixedly installed on the base and of which the near ends are connected with the bearing plate in an opposite mode; the discharging plate and the material receiving plate are both arranged on one side of the material receiving and discharging of the bearing plate, the discharging plate inclines downwards from the far end to the near end, the material receiving plate inclines downwards from the near end to the far end, and the near end of the discharging plate is further provided with an intermittent opening and closing mechanism for controlling discharging; the bearing plate comprises two side plates which are oppositely arranged, the side plates positioned on one side of the material receiving and discharging are in pivot connection with the sliding seat, and an inclined driving mechanism used for changing the rotation angle of the side plates is installed on the sliding seat.

2. The grinding device for manufacturing the precision bearing matched with the main machine according to claim 1, wherein the grinding device comprises: the sliding seat is connected to the base through a sliding rail in a sliding mode, and the reciprocating driving mechanism is an air cylinder or an electric push rod.

3. The grinding device for manufacturing the precision bearing matched with the main machine according to claim 1, wherein: the bearing plate is V-shaped when in use, the bottom end of the side plate positioned on one side of the material receiving and discharging device is pivotally connected with the sliding seat, the rotating axis of the side plate is parallel to the axis of the main shaft, and two ends of the inclined driving mechanism are respectively pivotally connected to the side plate and the sliding seat.

4. The grinding device for manufacturing the precision bearing matched with the main machine according to claim 1, wherein: the inclination driving mechanism is a cylinder or an electric push rod.

5. The grinding device for manufacturing the precision bearing matched with the main machine according to claim 1, wherein: the plane motion base comprises an X base and a Y base, the X base is connected to the base in a sliding mode through a sliding rail, the sliding direction of the X base is parallel to the axis of the spindle, the Y base is connected to the X base in a sliding mode through a sliding rail, and the sliding direction of the Y base is perpendicular to the axis of the spindle; the grinding axle box is fixedly arranged on the Y base.

6. The grinding device for manufacturing the precision bearing matched with the main machine according to claim 5, wherein the grinding device comprises: the plane driving mechanism comprises an X driving mechanism arranged on the base and a Y driving mechanism arranged on the X base, the X driving mechanism and the Y driving mechanism are linear driving mechanisms, the output end of the X driving mechanism is connected with the X base, and the output end of the Y driving mechanism is connected with the Y base.

7. The grinding device for manufacturing the precision bearing matched with the main machine according to claim 1, wherein: the intermittent opening and closing mechanism comprises an opening and closing cylinder fixedly mounted on the discharging plate and a baffle mounted on the output end of the opening and closing cylinder, wherein the movement directions of the baffle and the baffle are perpendicular to the discharging plate.