阅读说明：本技术 一种精密轴承内圈抛光装置及其抛光方法 (Precision bearing inner ring polishing device and polishing method thereof ) 是由 张永华 于 2021-07-28 设计创作，主要内容包括：本发明涉及轴承加工技术领域,且公开了一种精密轴承内圈抛光装置及其抛光方法,包括控制台,所述控制台的顶部固定连接有底盘,所述底盘的中心活动连接有卡接装置,所述底盘一侧的上方活动安装有抛光装置,所述抛光装置的底部活动连接有抛光臂,所述抛光臂的底部活动安装有抛光头。本发明通过轴承内圈放置在底盘表面,控制台控制旋转轴向固定臂中加压使得伸缩臂受力向外侧展开,轴承内圈受到伸缩臂的推力被夹紧在垫片上,控制台控制卡接装置开始旋转带动轴承内圈高速旋转,抛光装置控制抛光臂带动抛光头靠近轴承内圈,实现了卡接装置可以自由伸缩夹紧不同大小的轴承内圈使其被抛光头打磨,解决了抛光装置的单一性问题。(The invention relates to the technical field of bearing processing, and discloses a precision bearing inner ring polishing device and a polishing method thereof. According to the invention, the bearing inner ring is placed on the surface of the chassis, the console controls the rotary shaft to pressurize in the fixed arm so that the telescopic arm is stressed to expand outwards, the bearing inner ring is clamped on the gasket under the thrust of the telescopic arm, the console controls the clamping device to start to rotate to drive the bearing inner ring to rotate at a high speed, and the polishing device controls the polishing arm to drive the polishing head to be close to the bearing inner ring, so that the clamping device can freely and telescopically clamp the bearing inner rings with different sizes so as to be polished by the polishing head, and the problem of singleness of the polishing device is solved.)

1. The utility model provides a precision bearing inner race burnishing device, includes control cabinet (1), top fixedly connected with chassis (2) of control cabinet (1), the center swing joint on chassis (2) has latch device (3), the top movable mounting on chassis (2) one side has burnishing device (5), the bottom swing joint of burnishing device (5) has polishing arm (50), the bottom movable mounting of polishing arm (50) has rubbing head (51), its characterized in that: the top fixedly connected with rotation axis (30) of latch device (3), the outside fixedly connected with fixed arm (31) of rotation axis (30), one side swing joint of fixed arm (31) has flexible arm (32), one side fixedly connected with gasket (33) of flexible arm (32), the surface chucking of gasket (33) has bearing inner race (4).

2. The precision bearing inner ring polishing device according to claim 1, characterized in that: one side movable mounting on chassis (2) has adsorption equipment (6), telescopic gear (60) have been cup jointed to the outside of flexible arm (32) is fixed, ring gear (61) have been seted up to the upper surface on chassis (2), spout (62) have been seted up to the bottom of ring gear (61), rotary rod (64) have been placed in the activity in spout (62), sliding gear (66) have been cup jointed to the regulation in rotary rod (64) outside, one end outside fixedly connected with flabellum (65) of rotary rod (64), one side fixedly connected with of flabellum (65) adsorbs chamber (63), the bottom fixedly connected with synchronizing arm (67) of adsorbing chamber (63).

3. The precision bearing inner ring polishing device according to claim 2, characterized in that: the control console (1) can control the rotating shaft (30) to pressurize the fixed arm (31) to enable the telescopic arm (32) to stretch, and the control console (1) can control the clamping device (3) to rotate to drive the bearing inner ring (4) to rotate.

4. The precision bearing inner ring polishing device according to claim 2, characterized in that: the ring gear (61) is a multi-layer ring gear and is meshed with the telescopic gear (60) to form one layer of ring gear, and the ring gear (61) is driven to rotate in the chassis (2) by the horizontal circumferential motion of the telescopic gear (60).

5. The precision bearing inner ring polishing device according to claim 2, characterized in that: the sliding gear (66) is meshed with the ring gear (61) and rotates in the sliding groove (62), so that the fan blades (65) are driven to rotate to generate suck-back force.

6. The precision bearing inner ring polishing device according to claim 2, characterized in that: the adsorption cavity (63) is in a conch shape, an opening of the adsorption cavity faces the rear of the polishing head (51), and the synchronous arm (67) and the adsorption cavity (63) are fixedly connected, so that when the polishing head (51) is close to the bearing inner ring (4), the rotary rod (64) can be synchronously driven to slide in the sliding groove (62), and the relative position of the adsorption cavity (63) between the bearing inner ring (4) and the polishing head (51) is guaranteed to be unchanged.

7. A method for polishing an inner ring of a precision bearing is characterized by comprising the following polishing steps:

the method comprises the following steps that firstly, clamping is carried out, a bearing inner ring (4) is placed on a chassis (2), a control console (1) controls a rotating shaft (30) to pressurize a fixed arm (31) to enable a telescopic arm (32) to stretch outwards, and the bearing inner ring (4) slides onto a gasket (33) under the outward thrust of the telescopic arm (32) and is clamped tightly;

step two, polishing, wherein the polishing arm (50) is controlled by the polishing device (5) to drive the polishing head (51) to approach the bearing inner ring (4), and the polishing head (51) contacts with the bearing inner ring (4) to start polishing;

step three, adsorption, wherein the control console (1) controls the clamping device (3) to drive the bearing inner ring (4) to rotate at a high speed, a telescopic gear (60) sleeved on the outer side of the telescopic arm (32) is meshed with a ring gear (61) in the clamping process, the polishing head (51) is close to the bearing inner ring (4) to drive a synchronous arm (67) to synchronously enable a rotary rod (64) to slide in the sliding groove (62), the ring gear (61) is meshed with a sliding gear (66), and then the fan blades (65) rotate to generate suck-back force, and finally debris generated by negative pressure adsorption and polishing are formed in the adsorption cavity (63).

Technical Field

The invention relates to the technical field of bearing processing, in particular to a polishing device and a polishing method for an inner ring of a precision bearing.

Background

The polishing device for the bearing inner ring is equipment for polishing the outer embedded groove of the bearing inner ring smoothly, the bearing inner ring is generally clamped on a chassis, then the rotation of the chassis is controlled, a polishing head is close to the outer embedded groove of the bearing by the polishing device on one side, and the bearing inner ring is polished by the rotation of the bearing.

The existing bearing inner ring polishing device still has some problems: firstly, a bearing polishing device can only polish specific bearings, and can not polish bearings of different sizes on one polishing device, so that the function is single; secondly, as the lowest rotating speed of the bearing is 1500r/min, a large amount of chips are generated when the bearing inner ring is contacted with the polishing head, and part of the chips are carried into the space between the polishing head and the bearing, so that the scratch defect of the bearing inner ring is caused, and the service life of the bearing is shortened.

Disclosure of Invention

The invention provides a precision bearing inner ring polishing device and a polishing method thereof, aiming at the defects of the prior bearing inner ring polishing device in the background technology in the use process, and the precision bearing inner ring polishing device has the advantages of polishing various bearing inner rings with different sizes and timely cleaning chips generated after polishing, and solves the technical problems in the background technology.

The invention provides the following technical scheme: the utility model provides a precision bearing inner race burnishing device, includes the control cabinet, the top fixedly connected with chassis of control cabinet, the center swing joint on chassis has latch device, the top movable mounting on one side of the chassis has burnishing device, burnishing device's bottom swing joint has the polishing arm, the bottom movable mounting of polishing arm has the rubbing head, latch device's top fixedly connected with rotation axis, the outside fixedly connected with fixed arm of rotation axis, one side swing joint of fixed arm has flexible arm, one side fixedly connected with gasket of flexible arm, the surface chucking of gasket has the bearing inner race.

Preferably, one side movable mounting on chassis has adsorption equipment, telescopic gear has been cup jointed to telescopic arm's the outside is fixed, the ring gear has been seted up to the upper surface on chassis, the spout has been seted up to the bottom of ring gear, the rotary rod has been placed in the activity in the spout, the sliding gear has been cup jointed to the rotary rod outside regulation, the one end outside fixedly connected with flabellum of rotary rod, one side fixedly connected with of flabellum adsorbs the chamber, the bottom fixedly connected with synchronization arm in absorption chamber.

Preferably, the console can control the rotating shaft to pressurize the fixed arm so as to extend and retract the telescopic arm, and the console can control the rotation of the clamping device to drive the rotation of the bearing inner ring.

Preferably, the ring gear is a multi-layer ring gear and is meshed with one layer of ring gear of the telescopic gears, and the ring gear is driven to rotate in the chassis by the horizontal circumferential motion of the telescopic gears.

Preferably, the sliding gear is meshed with the ring gear and rotates in the chute, so that the fan blades are driven to rotate to generate a suck-back force.

Preferably, the adsorption cavity is conch-shaped, an opening of the adsorption cavity faces the rear of the polishing head, and the synchronous arm is fixedly connected with the adsorption cavity, so that when the polishing head is close to the bearing inner ring, the rotary rod can be synchronously driven to slide in the sliding groove, and the relative position of the adsorption cavity between the bearing inner ring and the polishing head is guaranteed to be unchanged.

A method for polishing an inner ring of a precision bearing comprises the following polishing steps:

step one, clamping, namely placing a bearing inner ring on a chassis, controlling a rotary shaft to pressurize in a fixed arm by a console so as to enable a telescopic arm to stretch outwards, and sliding the bearing inner ring onto a gasket by the outward thrust of the telescopic arm to be clamped;

step two, polishing, wherein the polishing arm is controlled by the polishing device to drive the polishing head to approach the bearing inner ring, and the polishing head contacts with the bearing inner ring to start polishing;

and step three, adsorption, wherein the console controls the clamping device to drive the bearing inner ring to rotate at a high speed, a telescopic gear sleeved on the outer side of the telescopic arm is meshed with a ring gear in the clamping process, the polishing head is close to the bearing inner ring to drive the synchronous arm to synchronously enable the rotary rod to slide in the chute, the ring gear is meshed with the sliding gear, then the fan blades are rotated to generate suck-back force, and finally, negative pressure is formed in the adsorption cavity to adsorb and polish the generated debris.

The invention has the following beneficial effects:

1. according to the invention, the bearing inner ring is placed on the surface of the chassis, the console controls the rotary shaft to pressurize in the fixed arm so that the telescopic arm is stressed to expand outwards, the bearing inner ring is clamped on the gasket under the thrust of the telescopic arm, the console controls the clamping device to start to rotate to drive the bearing inner ring to rotate at a high speed, and the polishing device controls the polishing arm to drive the polishing head to be close to the bearing inner ring, so that the clamping device can freely and telescopically clamp the bearing inner rings with different sizes so as to be polished by the polishing head, and the problem of singleness of the polishing device is solved.

2. According to the invention, the inner ring of the bearing is clamped by the telescopic arm, the telescopic gear and the ring gear are meshed to drive the ring gear to rotate, the polishing arm drives the polishing head to be close to polishing, the synchronous arm drives the rotary rod to slide in the chute, so that the ring gear drives the sliding gear to rotate, and further the sliding gear rotates to generate suck-back force.

Drawings

FIG. 1 is a schematic view of the entire structure of a polishing apparatus according to the present invention;

FIG. 2 is a schematic top view of the polishing apparatus of the present invention;

FIG. 3 is an enlarged view of the adsorption chamber according to the present invention.

In the figure: 1. a console; 2. a chassis; 3. a clamping device; 30. a rotating shaft; 31. a fixed arm; 32. a telescopic arm; 33. a gasket; 4. a bearing inner race; 5. a polishing device; 50. a polishing arm; 51. a polishing head; 6. an adsorption device; 60. a telescopic gear; 61. a ring gear; 62. a chute; 63. an adsorption chamber; 64. rotating the rod; 65. a fan blade; 66. a sliding gear; 67. and a synchronization arm.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a precision bearing inner ring polishing device comprises a console 1, a chassis 2 is fixedly connected to the top of the console 1, a latch device 3 is movably connected to the center of the chassis 2, a polishing device 5 is movably mounted above one side of the chassis 2, a polishing arm 50 is movably connected to the bottom of the polishing device 5, a polishing head 51 is movably mounted at the bottom of the polishing arm 50, a rotating shaft 30 is fixedly connected to the top of the latch device 3, a fixing arm 31 is fixedly connected to the outer side of the rotating shaft 30, a telescopic arm 32 is movably connected to one side of the fixing arm 31, a gasket 33 is fixedly connected to one side of the telescopic arm 32, a bearing inner ring 4 is clamped on the surface of the gasket 33, the rotating shaft 30 is pressed into the fixing arm 31 through the console 1 to enable the telescopic arm 32 to extend and contract against the bearing inner ring 4 to the outer side, then the console 1 enables the latch device 3 to rotate, the polishing head 51 is driven by the polishing arm 50 to be close to the bearing inner ring 4 for polishing and polishing, the clamping polishing of the bearing inner rings 4 of different sizes is realized, and the problem that only one type of bearing can be polished by a single bearing polishing machine is solved.

Wherein, one side of the chassis 2 is movably provided with the adsorption device 6, the outer side of the telescopic arm 32 is fixedly sleeved with a telescopic gear 60, the upper surface of the chassis 2 is provided with a ring gear 61, the bottom of the ring gear 61 is provided with a chute 62, a rotating rod 64 is movably arranged in the chute 62, the outer side of the rotating rod 64 is fixedly sleeved with a sliding gear 66, the outer side of one end of the rotating rod 64 is fixedly connected with a fan blade 65, one side of the fan blade 65 is fixedly connected with an adsorption cavity 63, the bottom of the adsorption cavity 63 is fixedly connected with a synchronization arm 67, make expansion gear 60 synchronous revolution through telescopic arm 32 is rotatory for ring gear 61 is rotatory, and ring gear 61 makes the rotatory power that produces the suck-back of flabellum 65 make and form the negative pressure in the absorption chamber 63 with the meshing of sliding gear 66, has realized that the piece that polishing head 51 polishing produced can in time be adsorbed by absorption chamber 63, has solved the problem that the piece that polishing arm 50 polishing bearing inner race 4 produced caused bearing inner race 4 mar defect.

Wherein, control cabinet 1 can control rotation axis 30 to pressurize in fixed arm 31 and make flexible arm 32 flexible, control cabinet 1 can control the rotation of latch device 3 and drive the rotation of bearing inner race 4, it communicates with fixed arm 31 to offer the air cavity through rotation axis 30, control cabinet 1 automatic control pours into atmospheric pressure into to rotation axis 30, make flexible arm 32 in fixed arm 31 receive atmospheric pressure and outwards extend and block bearing inner race 4, then control cabinet 1 control rotation axis 30 is rotatory to drive fixed arm 31 and rotate, thereby it is rotatory to drive bearing inner race 4, avoid the tiredness of personnel's operation, and work efficiency is improved.

The ring gear 61 is a plurality of layers of ring gears and is meshed with the telescopic gear 60 to form one layer of ring gear, the ring gear 61 is driven to rotate in the chassis 2 by the horizontal circumferential motion of the telescopic gear 60, the ring gear 61 is multi-level, the console 1 controls the clamping device 3 to pressurize the rotating shaft 30, so that the fixed arm 31 is pressurized to enable the telescopic arm 32 to extend outwards to abut against the inner wall of the bearing inner ring 4, the telescopic gear 60 is meshed with the corresponding ring gear 61, the ring gear 61 is meshed with the sliding gear 66 according to the size of the bearing inner ring 4 at the same rotating speed, the fan blades 65 generate adsorption force with corresponding size, and the problems that the polishing head 51 is higher in polishing speed when the bearing inner ring 4 is larger, and the generated debris cannot be completely adsorbed due to the higher flying speed are solved.

Wherein, the sliding gear 66 meshes with ring gear 61 and rotates in spout 62 for drive the rotatory power that produces the suck-back of flabellum 65, through the rotatory power that produces the suck-back of flabellum 65, realized forming the negative pressure in the absorption chamber 63 and can in time adsorb bad bits that grow after polishing of polishing head 51, improve the practicality of device.

Wherein, adsorb chamber 63 for conch form and opening towards the rear of polishing head 51, synchronization arm 67 and adsorb chamber 63 fixed connection make polishing head 51 when being close to bearing inner circle 4, can drive rotary rod 64 in the spout 62 slip in step and guarantee that adsorb chamber 63 is unchangeable at the relative position of bearing inner circle 4 and polishing head 51, through the shape and the opening orientation of adsorbing chamber 63, the relative position of flabellum 65 is unchangeable and can change the suction size, can in time adsorb the piece after the polishing completely in adsorbing chamber 63, improve the practicality of device.

A method for polishing an inner ring of a precision bearing comprises the following polishing steps:

step one, clamping, namely placing the bearing inner ring 4 on the chassis 2, controlling the rotating shaft 30 to pressurize the fixed arm 31 by the console 1 so as to enable the telescopic arm 32 to extend outwards, and sliding the bearing inner ring 4 onto the gasket 33 by the outward thrust of the telescopic arm 32 to be clamped;

step two, polishing, wherein the polishing arm 50 is controlled by the polishing device 5 to drive the polishing head 51 to approach the bearing inner ring 4, and the polishing head 51 contacts with the bearing inner ring 4 to start polishing;

step three, adsorption, the console 1 controls the clamping device 3 to drive the bearing inner ring 4 to rotate at a high speed, the telescopic gear 60 sleeved on the outer side of the telescopic arm 32 is meshed with the ring gear 61 in the clamping process, the polishing head 51 is close to the bearing inner ring 4 to drive the synchronizing arm 67 to synchronously enable the rotating rod 64 to slide in the chute 62, the ring gear 61 is meshed with the sliding gear 66, then the fan blades 65 rotate to generate a suck-back force, and finally, fragments generated by negative pressure adsorption and polishing are formed in the adsorption cavity 63.

The using method of the invention has the following working principle:

the bearing inner ring 4 is placed on the chassis 2, the console 1 controls the rotating shaft 30 to pressurize the fixing arm 31 to enable the telescopic arm 32 to stretch outwards, the bearing inner ring 4 slides to the gasket 33 under the outward thrust of the telescopic arm 32 to be clamped, then the console 1 controls the clamping device 3 to drive the bearing inner ring 4 to rotate at a high speed, the polishing device 5 controls the polishing arm 50 to drive the polishing head 51 to approach the bearing inner ring 4, the polishing head 51 contacts with the bearing inner ring 4 to start polishing, the telescopic gear 60 sleeved on the outer side of the telescopic arm 32 is meshed with the ring gear 61 in the clamping process, the polishing head 51 approaches the bearing inner ring 4 to drive the synchronizing arm 67 to synchronously enable the rotating rod 64 to slide in the sliding groove 62, the ring gear 61 is meshed with the sliding gear 66, further the fan blades 65 rotate to generate a suck-back force, and finally the suction cavity 63 forms fragments generated by negative pressure adsorption polishing.

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.

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.