CN219094553U

CN219094553U - Bearing inner ring grinding device

Info

Publication number: CN219094553U
Application number: CN202320242874.2U
Authority: CN
Inventors: 王春艳; 刘永飞; 明亮; 闫益; 刘宗昊
Original assignee: Luoyang Vocational and Technical College
Current assignee: Luoyang Vocational and Technical College
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-05-30
Anticipated expiration: 2033-02-17

Abstract

The utility model provides a bearing inner ring grinding device which comprises a frame, a first motor fixedly arranged below the frame, a bracket arranged at the top of the frame and a rotating shaft rotatably connected inside the frame and fixedly sleeved with an output shaft of the first motor through a shaft sleeve, wherein a sliding seat is connected to the inner side of the frame in a sliding manner, a second motor is fixedly arranged inside the sliding seat, a feeding mechanism is fixedly arranged on one side of the frame and outside the sliding seat, and a tensioning mechanism is arranged on the outer side of the rotating shaft. This bearing inner race grinding device uses through the cooperation of electric telescopic handle, adapter and stop collar for the device can drive the supporting shoe through pressing fixed cover and carry out fixed mounting to the bearing inner race, and accessible stop collar carries out spacing support to the pivot, and then guarantees that the pivot can not produce the beat at pivoted in-process, thereby makes the emery wheel can carry out accurate polishing to the bearing inner race, improves the polishing precision of device.

Description

Bearing inner ring grinding device

Technical Field

The utility model relates to the technical field of bearing machining, and particularly discloses a bearing inner ring grinding device.

Background

The grinding device that current part was used for bearing inner race to polish is in the in-process of using, because the bearing inner race lacks spacingly at fixed back pivot, leads to the bearing inner race can produce in step along with the pivot and beats, and then influences the precision of polishing of device, and the granule after the bearing inner race polishes can throw out along with the rotation outside of emery wheel simultaneously, inconvenient to retrieve the granule.

Disclosure of Invention

In view of the above-mentioned defect or deficiency in the prior art, this application aims at providing a bearing inner race grinding device, including frame, fixed mounting in the first motor of frame below and the support of setting in the frame top and rotate the pivot of connecting in the frame inside and carrying out fixed sleeve with first motor output shaft through the axle sleeve, the inboard sliding connection of frame has the slide, the inside fixed mounting of slide has the second motor, one side fixed mounting of frame has the feed mechanism of one side fixed mounting in the slide outside, the outside of pivot is provided with straining device, the inside fixed mounting of support has the stop gear of movable sleeve installation in the pivot top outside, the fixed cover in top of second motor is equipped with the emery wheel.

Preferably, the feeding mechanism comprises a fixed plate fixedly arranged on one side of the frame and a fixed disc fixedly arranged on one side of the sliding seat, and a screw rod with one end rotatably connected inside the fixed disc is sleeved in the fixed plate through internal threads.

Preferably, the tensioning mechanism comprises a first fixing seat arranged outside the rotating shaft and a fixing sleeve movably sleeved outside the top end of the rotating shaft, a first connecting plate is rotatably connected to the inner side of the first fixing seat, a second connecting plate is rotatably connected to the outer side of the fixing sleeve through a second fixing seat, and a supporting block is sleeved between the first connecting plate and the second connecting plate in a movable mode.

Preferably, the limiting mechanism comprises an electric telescopic rod fixedly installed on the inner side of the bracket and an adapter fixedly installed at the bottom of the electric telescopic rod, and a limiting sleeve movably sleeved on the outer side of the top end of the rotating shaft and positioned above the fixed sleeve is rotationally connected inside the adapter.

Preferably, the outer side of the support is provided with a reinforcing plate, and the inner side of the support is provided with a first protection plate.

Preferably, a pointer is arranged on one side of the sliding seat, and scales are carved on the surface of the frame, which is positioned below the pointer.

Preferably, a second protection plate positioned outside the grinding wheel is arranged on the outer side of the second motor.

The beneficial effects are that:

1. this bearing inner race grinding device uses through the cooperation of electric telescopic handle, adapter and stop collar for the device can drive the supporting shoe through pressing fixed cover and carry out fixed mounting to the bearing inner race, and accessible stop collar carries out spacing support to the pivot, and then guarantees that the pivot can not produce the beat at pivoted in-process, thereby makes the emery wheel can carry out accurate polishing to the bearing inner race, improves the polishing precision of device.

2. This bearing inner race grinding device can block through the granule after bearing inner race is polished in the outside that is provided with first guard plate at the support, and cooperation second guard plate can form the protection in the outside of emery wheel simultaneously, prevents that the granule from throwing outside, and then gathers the granule in the avoidance of first guard plate to retrieve the use to the granule.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a partial top view of the structure of the present utility model;

FIG. 3 is a schematic view of the inner race installation of the bearing of the present utility model.

In the figure: 1. a frame; 2. a first motor; 3. a bracket; 4. a rotating shaft; 5. a slide; 6. a second motor; 7. a feeding mechanism; 71. a fixing plate; 72. a fixed plate; 73. a screw rod; 8. a tensioning mechanism; 81. a first fixing seat; 82. a fixed sleeve; 83. a first connection plate; 84. the second fixing seat; 85. a second connecting plate; 86. a support block; 9. a limiting mechanism; 91. an electric telescopic rod; 92. an adapter; 93. a limit sleeve; 10. grinding wheel; 11. a first protection plate; 12. and a second protection plate.

Detailed Description

The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.

The drawings in the embodiments of the utility model: the different kinds of cross-sectional lines in the drawings are not marked according to national standards, and the material of the elements is not required, so that the cross-sectional views of the elements in the drawings are distinguished.

Referring to fig. 1-3, a bearing inner ring grinding device comprises a frame 1, a first motor 2 fixedly installed below the frame 1, a bracket 3 arranged at the top of the frame 1, and a rotating shaft 4 rotatably connected inside the frame 1 and fixedly sleeved with an output shaft of the first motor 2 through a shaft sleeve, wherein a sliding seat 5 is slidably connected to the inner side of the frame 1, a second motor 6 is fixedly installed inside the sliding seat 5, a feeding mechanism 7 with one side fixedly installed outside the sliding seat 5 is fixedly installed on one side of the frame 1, a tensioning mechanism 8 is arranged outside the rotating shaft 4, a limiting mechanism 9 movably sleeved outside the top end of the rotating shaft 4 is fixedly sleeved on the inner side of the bracket 3, and a grinding wheel 10 is fixedly sleeved on the top end of the second motor 6.

Wherein, feed mechanism 7 includes fixed plate 71 of fixed mounting in frame 1 one side and fixed disk 72 of fixed mounting in slide 5 one side, and the inside screw thread of fixed plate 71 cup joints the lead screw 73 of one end rotation connection in the inside fixed disk 72, through the cooperation use of fixed plate 71, fixed disk 72 and lead screw 73 for the device can be through the distance between rotation lead screw 73 regulation emery wheel 10 and the bearing inner race, and then carries out control to the grinding volume of emery wheel 10 bearing inner race.

The tensioning mechanism 8 comprises a first fixing seat 81 arranged on the outer side of the rotating shaft 4 and a fixing sleeve 82 movably sleeved on the outer side of the top end of the rotating shaft 4, a first connecting plate 83 is rotatably connected to the inner side of the first fixing seat 81, a second connecting plate 85 is rotatably connected to the outer side of the fixing sleeve 82 through a second fixing seat 84, a supporting block 86 is sleeved between the first connecting plate 83 and the second connecting plate 85 in a co-moving mode, the fixing sleeve 81, the fixing sleeve 82, the first connecting plate 83, the second fixing seat 84, the second connecting plate 85 and the supporting block 86 are matched for use, the device can drive the supporting block 86 to retract and release through movement of the fixing sleeve 82, and can fix the bearing inner ring before the bearing inner ring is not fixed, and then the position of the grinding wheel 10 and the bearing inner ring can be adjusted conveniently.

The limiting mechanism 9 comprises an electric telescopic rod 91 fixedly installed on the inner side of the bracket 3 and an adapter 92 fixedly installed at the bottom of the electric telescopic rod 91, and a limiting sleeve 93 movably sleeved on the outer side of the top end of the rotating shaft 4 and located above the fixed sleeve 82 is rotatably connected to the interior of the adapter 92.

Wherein, the outside of support 3 is provided with the reinforcing plate, utilizes the reinforcing plate can have the structural strength of reinforcing support 3, and the support 3 produces bending deformation when preventing the device to fix the bearing inner race through electric telescopic handle 91, and the inboard of support 3 is provided with first guard plate 11.

Wherein, one side of slide 5 is provided with the pointer, and frame 1 is located the surface of pointer below and carved with the scale for through the cooperation of pointer and scale, the device can be through the accurate feed volume of polishing of adjusting grinding wheel 10 of rotation lead screw 73.

The second protection plate 12 located at the outer side of the grinding wheel 10 is arranged at the outer side of the second motor 6, and particles polished by the inner ring of the bearing are prevented from being thrown outwards while the grinding wheel 10 can be protected by the second protection plate 12.

When the device is used, as shown in fig. 3, the bearing inner ring is sleeved on the outer side of the supporting block 86, the electric telescopic rod 91 is started, the limiting sleeve 93 is driven to move through the driving of the electric telescopic rod 91, after the limiting sleeve 93 is sleeved on the outer side of the top end of the rotating shaft 4, the fixing sleeve 82 is driven to move along the axial direction of the rotating shaft 4 while being extruded, the supporting block 86 is pressed by the fixing sleeve 82 to limit and fix the bearing inner ring, at the moment, the bearing inner ring can move along the outer side of the supporting block 86, the grinding wheel 10 is adjusted to one side of the bearing inner ring through the rotating screw 73, the grinding position of the grinding wheel 10 is adjusted through the rotating screw 73, after the grinding position of the bearing inner ring is determined, the electric telescopic rod 91 is started to completely fix the bearing inner ring again, at the moment, the bearing inner ring cannot move on the outer side of the supporting block 86, the first motor 2 and the slide 5 are started, the grinding wheel 10 is moved to be in contact with the bearing inner ring through the rotating screw 73, the grinding feed amount of the grinding wheel 10 is controlled through the position of the observing pointer, after the bearing inner ring is finished, the grinding is finished, the first motor 2 and the rotating screw 73 is turned, the initial moving position of the electric telescopic rod 10 is moved to the initial position of the bearing inner ring is reset, the position of the bearing inner ring is moved, the limiting sleeve is removed, the limit position of the bearing inner ring is removed, and the limit sleeve is removed, the limit is reset, and the limit position of the bearing inner ring is moved, the position of the bearing inner ring is moved, and the position of the bearing inner ring is moved.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the utility model referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the utility model. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.

Claims

1. The utility model provides a bearing inner race grinding device, includes frame (1), installs first motor (2) in frame (1) below and support (3) and rotation connection in frame (1) inside and carry out pivot (4) that cup joints with first motor (2) output shaft through the axle sleeve at frame (1) top setting, its characterized in that: the inside sliding connection of frame (1) has slide (5), the internally mounted of slide (5) has second motor (6), feed mechanism (7) in slide (5) outside are installed to one side of frame (1) installs one side, the outside of pivot (4) is provided with straining device (8), the internally mounted of support (3) has stop gear (9) of suit in pivot (4) top outside, the top cover of second motor (6) is equipped with grinding wheel (10).

2. A bearing inner race grinding apparatus as defined in claim 1, wherein: the feeding mechanism (7) comprises a fixed plate (71) arranged on one side of the frame (1) and a fixed disc (72) arranged on one side of the sliding seat (5), and a screw rod (73) with one end rotatably connected to the inside of the fixed disc (72) is sleeved on the inner thread of the fixed plate (71).

3. A bearing inner race grinding apparatus as defined in claim 1, wherein: the tensioning mechanism (8) comprises a first fixing seat (81) arranged on the outer side of the rotating shaft (4) and a fixing sleeve (82) sleeved on the outer side of the top end of the rotating shaft (4), a first connecting plate (83) is rotatably connected to the inner side of the first fixing seat (81), a second connecting plate (85) is rotatably connected to the outer side of the fixing sleeve (82) through a second fixing seat (84), and a supporting block (86) is sleeved between the first connecting plate (83) and the second connecting plate (85) together.

4. A bearing inner race grinding apparatus as defined in claim 1, wherein: the limiting mechanism (9) comprises an electric telescopic rod (91) arranged on the inner side of the support (3) and an adapter (92) arranged at the bottom of the electric telescopic rod (91), and a limiting sleeve (93) sleeved on the outer side of the top end of the rotating shaft (4) and positioned above the fixed sleeve (82) is rotatably connected to the interior of the adapter (92).

5. A bearing inner race grinding apparatus as defined in claim 1, wherein: the outside of support (3) is provided with the reinforcing plate, and the inboard of support (3) is provided with first guard plate (11).

6. A bearing inner race grinding apparatus as defined in claim 1, wherein: one side of the sliding seat (5) is provided with a pointer, and the surface of the frame (1) positioned below the pointer is carved with scales.

7. A bearing inner race grinding apparatus as defined in claim 1, wherein: the outer side of the second motor (6) is provided with a second protection plate (12) positioned at the outer side of the grinding wheel (10).