CN220881930U - Tool for polishing inner hole - Google Patents
Tool for polishing inner hole Download PDFInfo
- Publication number
- CN220881930U CN220881930U CN202322413034.0U CN202322413034U CN220881930U CN 220881930 U CN220881930 U CN 220881930U CN 202322413034 U CN202322413034 U CN 202322413034U CN 220881930 U CN220881930 U CN 220881930U
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- Prior art keywords
- bearing ring
- positioning
- hole
- polishing
- tool
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- 238000005498 polishing Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model provides a tool for polishing an inner hole, which comprises the following components: the fixing plate is characterized in that connecting rods are fixedly arranged at the four corners of the left side of the fixing plate, a connecting plate is arranged on the left side of the fixing plate, and an electric push rod is fixedly arranged on one side of the connecting plate; the positioning assembly is arranged in the connecting hole and used for positioning the bearing ring, the bearing ring is sleeved with the fixing disc, one side of the bearing ring is tightly attached to the fixing disc, the rotating rod is rotated to enable the two threaded sleeves to be tightly attached to and fixed with the inner circular wall surface of the bearing ring, the cylinder is started to tightly clamp the bearing ring, the fixing mechanism of the inner circular wall surface of the bearing ring is unlocked at the moment, and then the electric push rod is reset, so that the positioning and fixing of the bearing ring are completed, one side of the bearing ring is prevented from being positioned, the fixed bearing ring is not parallel to the axial direction of the polishing rod, and the inner hole of the polished shaft sleeve is uneven.
Description
Technical Field
The utility model relates to the field of bearing production, in particular to a tool for polishing an inner hole.
Background
The bearing is an important part in modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the motion process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, and the bearing ring polishing is an important step in bearing production, so that an auxiliary tool for bearing ring polishing is very important.
For example, according to chinese patent publication No. CN217019903U, a tool for polishing inner holes of a bimetal bearing with high bearing capacity is provided. Comprises a mounting frame, an expanding device, a polishing column, a rotary driving device and a positioning and pressing device; the expansion device is rotatably arranged on the mounting frame; the polishing column is provided with a plurality of working ends which are uniformly distributed on the expansion device; the rotary driving device is fixedly arranged on the mounting frame, and the output end of the rotary driving device is fixedly connected with the expansion device; the positioning and pressing device is provided with a plurality of positioning and pressing devices which are uniformly distributed by taking the expansion device as an axle center and are fixedly connected with the installation. The application can effectively improve the production efficiency.
However, the above scheme still has the defects: the device does not have positioning mechanism before bearing ring is fixed, leads to just probably causing the bearing ring to be nonparallel with the axial of pole of polishing after bearing ring is fixed, and then leads to the bearing ring hole after polishing to be uneven.
Disclosure of utility model
The utility model aims to provide a tool for polishing an inner hole, which solves the problems or at least partially solves the problems, so as to solve the problems that the device does not have a positioning mechanism before fixing a bearing ring, and the bearing ring is possibly not parallel to the axial direction of a polishing rod after the bearing ring is fixed, and the inner hole of the bearing ring after polishing is uneven.
In order to achieve the above purpose, the technical scheme of the utility model is specifically realized as follows:
The utility model provides a tool for polishing an inner hole, which comprises the following components: the fixing plate is characterized in that connecting rods are fixedly arranged at the four corners of the left side of the fixing plate, a connecting plate is arranged on the left side of the fixing plate, an electric push rod is fixedly arranged on one side of the connecting plate, one end of the electric push rod telescopic rod penetrates through one side of the connecting plate and extends to the other side of the connecting plate, and a connecting hole is formed in the right side of the fixing plate; and the positioning assembly is arranged in the connecting hole and used for positioning the bearing ring.
Through adopting above-mentioned technical scheme, through setting up locating component, can fix and fix a position bearing ring through locating component, be convenient for polish the bearing ring hole.
As a further aspect of the present utility model, the positioning assembly includes: the cylinder is fixedly mounted on the right side of the fixing plate, a positioning disc is movably sleeved on the inside of the connecting hole, one side of the positioning disc is fixedly mounted with one end of the electric push rod telescopic rod, a fixing disc is fixedly mounted on one side of the positioning disc, the fixing disc is of a hollow structure, a rotating hole is formed in one side of the fixing disc, a rotating rod is arranged in the rotating hole, a bearing is arranged at the joint of the rotating rod and the rotating hole, two screw rods are arranged in the fixing disc, any one of the screw rods is a reverse thread, conical gears are fixedly mounted on two ends of the screw rods, which are close to each other, of one end of the rotating rod, the conical gears of the rotating rod are meshed with the conical gears of the two screw rods respectively, a threaded sleeve is connected with the outer circular wall surface of the screw rod, and sliding holes are formed in the front side and the rear side of the outer circular wall surface of the fixing disc.
Through adopting above-mentioned technical scheme, establish through setting up the fixed disk with bearing ring and fixed disk cover, and make one side and the locating disk closely laminating of bearing ring, guarantee that bearing ring is parallel with the locating disk, rotatory rotary rod makes two screw sleeve and the interior circular wall of bearing ring closely laminate fixedly afterwards, start electric putter after the completion location and drive bearing ring and remove to between four cylinders, start the cylinder and closely grasp bearing ring afterwards, unfasten the fixed establishment of bearing ring interior circular wall this moment, electric putter resets afterwards, thereby accomplish the location and the fixed of bearing ring, avoid not fixing a position to one side of bearing ring, the bearing ring after leading to fixing is not parallel with the axial of pole of polishing, lead to the axle sleeve hole after polishing uneven.
As a further scheme of the utility model, two support plates are fixedly arranged on one side of the inside of the fixed disc, support holes are formed in one side of the support plates, two screw rods are movably sleeved with the inside of the two support holes respectively, and bearings are arranged at the joints of the screw rods and the support holes.
Through adopting above-mentioned technical scheme, through setting up the backup pad, can play location and supporting role to the lead screw through the backup pad.
As a further scheme of the utility model, one end of each of the plurality of cylinder expansion plates is fixedly provided with an anti-skid pad.
Through adopting above-mentioned technical scheme, through setting up the slipmat, have great friction factor through the slipmat to better fixed bearing ring.
As a further scheme of the utility model, two limiting rods are fixedly arranged on one side of the positioning disc, two limiting holes are formed in one side of the connecting plate, and the limiting rods are movably sleeved with the limiting holes.
Through adopting above-mentioned technical scheme, through setting up the gag lever post, establish through gag lever post and spacing hole movable sleeve and can play the positioning action to the positioning disk to make the positioning disk more stable when removing.
As a further scheme of the utility model, the top surfaces and the bottom surfaces of the outer circular wall surfaces of the two threaded sleeves are fixedly provided with limit strips, the top surfaces and the bottom surfaces of the two sliding holes are provided with limit grooves, and the limit strips are in sliding clamping connection with the limit grooves.
Through adopting above-mentioned technical scheme, through setting up spacing, through spacing and spacing groove slip joint to play spacing effect to the screw thread sleeve, make the screw thread sleeve remove more stably.
The utility model provides a tool for polishing an inner hole, which has the beneficial effects that:
Through setting up the fixed disk, establish through bearing ring and fixed disk cover, and make one side and the locating disk of bearing ring closely laminate, guarantee that bearing ring is parallel with the locating disk, rotatory rotary rod makes two screw sleeve and the interior circular wall of bearing ring closely laminate fixedly afterwards, start electric putter after accomplishing the location and drive bearing ring and remove to between four cylinders, start the cylinder and closely grasp bearing ring afterwards, untie the fixed establishment of bearing ring interior circular wall this moment, electric putter resets afterwards, thereby accomplish the location and the fixed of bearing ring, avoid not fixing a position one side to bearing ring, the bearing ring after leading to fixed is not parallel with the axial of pole of polishing, the axle sleeve hole after leading to polishing is uneven.
Through setting up the backup pad, can play location and supporting role to the lead screw through the backup pad, through setting up the slipmat, have great friction factor through the slipmat to better fixed bearing ring through setting up the gag lever post, establish through gag lever post and spacing hole movable sleeve can play the positioning role to the positioning disk, thereby make the positioning disk more stable when removing.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of an embodiment of the present utility model;
fig. 2 is a schematic diagram of a split structure according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a connection board structure according to an embodiment of the present utility model;
Fig. 4 is a schematic structural diagram of a fixing disc according to an embodiment of the present utility model.
In the figure: 1. a fixing plate; 2. a connecting rod; 3. a connecting plate; 4. an electric push rod; 5. a connection hole; 6. a cylinder; 7. a positioning plate; 8. a fixed plate; 9. a rotation hole; 10. a rotating rod; 11. a screw rod; 12. a threaded sleeve; 13. a sliding hole; 14. a support plate; 15. a support hole; 16. an anti-slip pad; 17. a limit rod; 18. a limiting hole; 19. a limit bar; 20. and a limit groove.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the tool for polishing an inner hole provided in the embodiment of the utility model includes a fixing plate 1, four corners on the left side of the fixing plate 1 are fixedly connected with a connecting rod 2, the left side of the fixing plate 1 is provided with a connecting plate 3, one side of the connecting plate 3 is fixedly connected with an electric push rod 4, the electric push rod 4 is a structure which is not described herein, one end of a telescopic rod of the electric push rod 4 passes through one side of the connecting plate 3 and extends to the other side of the connecting plate 3, a connecting hole 5 is provided on the right side of the fixing plate 1, a positioning component is arranged in the connecting hole 5 and is used for positioning a bearing ring, the positioning component includes a plurality of cylinders 6, the cylinders 6 are not described herein, the cylinders 6 are fixedly connected on the right side of the fixing plate 1, a positioning disc 7 is movably sleeved in the connecting hole 5, one side of the positioning disk 7 is fixedly connected with one end of a telescopic rod of the electric push rod 4, one side of the positioning disk 7 is fixedly connected with a fixing disk 8, the fixing disk 8 is of a hollow structure, one side of the fixing disk 8 is provided with a rotary hole 9, the inside of the rotary hole 9 is provided with a rotary rod 10, the joint of the rotary rod 10 and the rotary hole 9 is provided with a bearing, the inside of the fixing disk 8 is provided with two screw rods 11, the screw rods 11 are of the existing structure and are not described in detail, any one of the two screw rods 11 is a reverse thread wire, two ends, which are mutually close to each other, of the two screw rods 11 and one end of the rotary rod 10 are fixedly connected with conical gears, the conical gears of the middle rotary rod 10 are respectively meshed with the conical gears of the two screw rods 11, the outer circular wall surface of the screw rod 11 is in threaded connection with a threaded sleeve 12, the threaded sleeve 12 is of the existing structure and is not described in detail, the threaded sleeve 12 is movably sleeved with the sliding hole 13, the fixed disc 8 is arranged, the bearing ring is sleeved with the fixed disc 8, one side of the bearing ring is tightly attached to the positioning disc 7, the bearing ring is guaranteed to be parallel to the positioning disc 7, then the rotating rod 10 is rotated, the two threaded sleeves 12 are tightly attached to the inner circular wall surface of the bearing ring, after positioning is completed, the electric push rod 4 is started to drive the bearing ring to move between the four cylinders 6, the cylinder 6 is started to tightly clamp the bearing ring, at the moment, the fixing mechanism of the inner circular wall surface of the bearing ring is unlocked, then the electric push rod 4 is reset, positioning and fixing of the bearing ring are completed, one side of the bearing ring is prevented from being positioned, the fixed bearing ring is not parallel to the axial direction of the polishing rod, and the inner hole of the polished shaft sleeve is uneven.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, two spacing rods 17 are fixedly connected with one side of the positioning disk 7, two spacing holes 18 are formed in one side of the connecting plate 3, the spacing rods 17 and the spacing holes 18 are movably sleeved, the positioning disk 7 can be positioned through the spacing rods 17 and the spacing holes 18, so that the positioning disk 7 moves more stably, one ends of the expansion plates of the plurality of cylinders 6 are fixedly connected with anti-slip pads 16, the anti-slip pads 16 are not repeated, the anti-slip pads 16 are arranged, the anti-slip pads 16 are provided with larger friction factors, so that a better fixed bearing ring is fixedly connected with two support plates 14 on one side of the inner side of the fixed disk 8, the support holes 15 are formed in one side of the support plates 14, the two lead screws 11 are respectively movably sleeved with the inner sides of the two support holes 15, bearings are arranged at the joints of the lead screws 11 and the support holes 15, the support plates 14 are arranged, the positioning and the positioning disk 7 can be more stably moved through the support plates 14, the top surfaces and the bottom surfaces of the outer circular wall surfaces of the two threaded sleeves 12 are fixedly connected with the two stop sleeves 19 through the stop sockets 19, and the stop sockets 19 are connected with the stop sockets 20 through the stop sockets 19, and the stop sockets 20 are arranged on the top surfaces of the two stop sockets 12, and the stop sockets 19 are connected with the stop sockets 20 through the stop sockets 20, and the stop sockets 20 are more stably.
Working principle: referring to fig. 1-4, when in use, by arranging the fixing disc 8, sleeving the bearing ring with the fixing disc 8, enabling one side of the bearing ring to be tightly attached to the positioning disc 7, ensuring that the bearing ring is parallel to the positioning disc 7, then rotating the rotating rod 10, under the action that the conical gears of the rotating rod 10 are respectively meshed with the conical gears of the two screw rods 11, enabling the two threaded sleeves 12 to be tightly attached to and fixed with the inner circular wall surfaces of the bearing ring, starting the electric push rod 4 to drive the bearing ring to move between the four cylinders 6 after positioning is completed, then starting the cylinders 6 to tightly clamp the bearing ring, at the moment, unlocking the fixing mechanism of the inner circular wall surfaces of the bearing ring, then resetting the electric push rod 4, thereby completing positioning and fixing of the bearing ring, positioning and supporting functions can be achieved on the screw rods 11 through the supporting plate 14, and positioning functions can be achieved on the positioning disc 7 through the anti-skid pads 16, so that the positioning disc 7 is more stable when the positioning disc 7 moves, and the positioning sleeve 12 is enabled to move stably through the limit bars 19 and the limit grooves 20 to be in sliding clamping connection with the limit grooves 12, and the thread of the positioning sleeve is enabled to move stably.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and variations of the present application will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the application are to be included in the scope of the claims of the present application.
Claims (6)
1. Frock of hole polishing, its characterized in that includes:
The fixing plate (1), four corners on the left side of the fixing plate (1) are fixedly provided with connecting rods (2), the left side of the fixing plate (1) is provided with connecting plates (3), one side of each connecting plate (3) is fixedly provided with an electric push rod (4), one end of each telescopic rod of each electric push rod (4) penetrates through one side of each connecting plate (3) and extends to the other side of each connecting plate (3), and the right side of each fixing plate (1) is provided with connecting holes (5);
And the positioning assembly is arranged in the connecting hole (5) and is used for positioning the bearing ring.
2. The tool for hole polishing as set forth in claim 1, wherein the positioning assembly comprises:
The utility model provides a plurality of cylinder (6), a plurality of cylinder (6) are all fixed mounting be in the right side of fixed plate (1), the inside movable sleeve of connecting hole (5) is equipped with positioning disk (7), one side of positioning disk (7) with the one end fixed mounting of electric putter (4) telescopic link, one side fixed mounting of positioning disk (7) has fixed disk (8), fixed disk (8) are hollow structure, rotatory hole (9) have been seted up to one side of fixed disk (8), the inside of rotatory hole (9) is provided with rotary rod (10), rotary rod (10) with rotatory hole (9) junction is provided with the bearing, the inside of fixed disk (8) is provided with two lead screw (11), two lead screw (11) one of them lead screw (11) are reverse thread silk, two the both ends that lead screw (11) are close to each other with the one end of rotary rod (10) is all fixed mounting conical gear, conical gear of rotary rod (10) respectively with two the conical gear (11) offer external circular thread face (12) of lead screw (11), the external circular face (12) of sleeve (12) are all offered to the screw thread face (12), the threaded sleeve (12) is movably sleeved with the sliding hole (13).
3. Tool for polishing inner holes according to claim 2, characterized in that two support plates (14) are fixedly mounted on one side of the inner part of the fixed disc (8), support holes (15) are formed in one side of the support plates (14), two screw rods (11) are movably sleeved with the inner parts of the two support holes (15) respectively, and bearings are arranged at the connection positions of the screw rods (11) and the support holes (15).
4. Tool for polishing inner holes according to claim 2, characterized in that a plurality of cylinder (6) expansion plates are fixedly provided with anti-slip pads (16) at one ends.
5. The tool for polishing inner holes according to claim 2, wherein two limiting rods (17) are fixedly arranged on one side of the positioning disc (7), two limiting holes (18) are formed in one side of the connecting plate (3), and the limiting rods (17) are movably sleeved with the limiting holes (18).
6. The tool for polishing inner holes according to claim 3, wherein limit strips (19) are fixedly installed on the top surface and the bottom surface of the outer circular wall surface of the threaded sleeve (12), limit grooves (20) are formed on the top surface and the bottom surface of the sliding hole (13), and the limit strips (19) are in sliding clamping connection with the limit grooves (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322413034.0U CN220881930U (en) | 2023-09-06 | 2023-09-06 | Tool for polishing inner hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322413034.0U CN220881930U (en) | 2023-09-06 | 2023-09-06 | Tool for polishing inner hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220881930U true CN220881930U (en) | 2024-05-03 |
Family
ID=90840664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322413034.0U Active CN220881930U (en) | 2023-09-06 | 2023-09-06 | Tool for polishing inner hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220881930U (en) |
-
2023
- 2023-09-06 CN CN202322413034.0U patent/CN220881930U/en active Active
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| GR01 | Patent grant |