CN210209968U - Centerless cylindrical forming grinding wheel sealing device mechanism - Google Patents
Centerless cylindrical forming grinding wheel sealing device mechanism Download PDFInfo
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- CN210209968U CN210209968U CN201921087088.XU CN201921087088U CN210209968U CN 210209968 U CN210209968 U CN 210209968U CN 201921087088 U CN201921087088 U CN 201921087088U CN 210209968 U CN210209968 U CN 210209968U
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- diamond roller
- main shaft
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Abstract
The utility model provides a centerless cylindrical forming grinding wheel sealing device mechanism, which belongs to the technical field of machining, and comprises a box body, a main shaft, a connecting cover and a diamond roller, wherein the main shaft is nested in the middle of the interior of the box body, the connecting cover is fixedly connected with the left side of the box body through a bolt, and a baffle cover is fixedly connected with the left side of the connecting cover through a bolt, the utility model can improve the positioning precision and the installation reliability of the diamond roller by adopting conical surface positioning installation, and the diamond roller and a separating main shaft can be separated through the removal of a nut by the diamond roller, so that the installation and the disassembly are more convenient, a multiple labyrinth sealing groove body is formed by bending a coincident path between a bearing cover and a bearing inner retainer ring, the sealing property is greatly improved, the grinding wheel powder generated in the grinding wheel finishing process is prevented from entering the interior of a bearing, and the grinding wheel, the continuity of the rotation precision of the main shaft is ensured.
Description
Technical Field
The utility model relates to the technical field of machining, specifically a grinding wheel device.
Background
The grinding wheel dresser is a mechanical device specially used for dressing a grinding wheel in forming and grinding processing, and for centerless cylindrical forming and grinding, the surface of the grinding wheel is dressed into a surface matched with the surface shape of a processed part by using a diamond roller, so the rotary precision and the reliability of the diamond roller directly influence the dressing quality of the grinding wheel, and further influence the processing quality of a workpiece;
the existing grinding wheel device has poor positioning accuracy and inconvenient installation, so that the dressing quality of a grinding wheel is low, the existing grinding wheel bearing has poor sealing performance, grinding wheel powder generated in the dressing process splashes into the bearing, the abrasion of a rotary part is greatly influenced, and the rotary accuracy of a main shaft is greatly influenced;
because the grinding wheel device is inconvenient to use due to the problems, further research needs to be carried out on the conventional grinding wheel device, and a novel centerless cylindrical forming grinding wheel sealing device mechanism is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the prior grinding wheel device has poor positioning precision and inconvenient installation, which causes low finishing quality of a grinding wheel, and the prior grinding wheel bearing has poor sealing performance, grinding wheel powder generated in the finishing process splashes into the bearing, which greatly affects the abrasion of a rotary part and can greatly affect the rotary precision of a main shaft, and provides a centerless cylindrical forming grinding wheel sealing device mechanism, which adopts conical surface positioning installation to improve the positioning precision and the installation reliability of a diamond roller, so that the diamond roller rotates at high speed and high precision under the driving of the main shaft when finishing the grinding wheel, the diamond roller retreats and unloads a nut, namely, the diamond roller and a separation main shaft can be assembled and disassembled more conveniently, and multiple labyrinth sealing groove bodies are formed by bending a path superposed between a bearing cover and a bearing inner retainer ring, the sealing performance is greatly improved, grinding wheel powder generated in the grinding wheel dressing process is prevented from entering the inside of the bearing, the grinding wheel powder and various dusts are effectively separated, and the continuity of the rotation precision of the main shaft is ensured.
In order to achieve the above object, the utility model provides a following technical scheme: a sealing device mechanism of a centerless cylindrical forming grinding wheel, which comprises a box body, a main shaft, a connecting cover and a diamond roller, a main shaft is nested in the middle of the inside of the box body, a connecting cover is fixedly connected to the left side of the box body through a bolt, the left side of the connecting cover is fixedly connected with a baffle cover through a bolt, two ends of the right side inside the box body are embedded with bearings, the outer side of the bearing is fixedly connected with an outer spacer ring, the inner side of the bearing is fixedly connected with an inner spacer ring, the right side of the bearing is embedded with a bearing inner retainer ring, the right side of the box body is embedded with a bearing cover, the right side of the box body is provided with a diamond roller, the right side inside the diamond roller is embedded with a baffle plate, the right side embedding of buddha's warrior attendant gyro wheel is provided with locking screw, the left side both ends embedding of buddha's warrior attendant gyro wheel is provided with buddha's warrior attendant gyro wheel and moves back nut.
Preferably, the inner side of the diamond roller is provided with an inner taper hole, the outer end of the right side of the spindle is in a conical shape, and the inner taper hole of the diamond roller is matched with the outer end of the spindle in a conical shape.
Preferably, the main shaft is supported inside the box body by adopting a double-support structure, and the main shaft penetrates through the box body and extends to the inside of the diamond roller.
Preferably, the bearing inner retainer ring is concave, the bearing cover is convex, and the bearing inner retainer ring is matched with the bearing inner retainer ring.
Preferably, one side of the bearing cover is longer than the other side, and one side of the bearing cover extends to the inner side of the inner retainer ring of the bearing.
Preferably, the diamond roller dismounting nut props against two sides of the main shaft, and one end of the main shaft is fixed inside the diamond roller through the diamond roller dismounting nut.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) this kind of centerless cylindrical forming grinding wheel sealing device mechanism, the inboard of buddha's warrior attendant gyro wheel is provided with interior taper hole, the right side outer end of main shaft is the toper form, and the interior taper hole of buddha's warrior attendant gyro wheel agrees with the main shaft outer end mutually, through having adopted conical surface location installation, can improve the positioning accuracy and the installation reliability of buddha's warrior attendant gyro wheel, buddha's warrior attendant gyro wheel carries out high-speed under the drive of main shaft when making the emery wheel maintain, the high accuracy gyration, buddha's warrior attendant gyro wheel moves back the nut and supports the both sides of main shaft, move back the nut through buddha's warrior attendant gyro wheel and fix the inside at buddha's warrior attendant gyro wheel, make when.
(2) Secondly, be "concave" shape through setting up retaining ring in the bearing, the bearing cap is "protruding" shape, and retaining ring agrees with mutually in the bearing, make the bearing cap seal retaining ring in the bearing after the installation, one side of bearing cap is longer than the opposite side, and one side of bearing cap extends to the inboard of retaining ring in the bearing, the route of coincidence is buckled between bearing cap and the interior retaining ring of bearing, form the sealed cell body of multiple labyrinth, the leakproofness has been promoted greatly, avoid produced emery wheel powder among the emery wheel finishing process to get into inside the bearing, effective separation emery wheel powder and various dust, guarantee main shaft gyration precision's continuation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the utility model discloses a split structure schematic diagram of main shaft and buddha's warrior attendant gyro wheel.
Fig. 3 is a schematic view of the connection structure between the inner retainer ring and the bearing cap of the present invention.
In the figure: 1-a box body; 2-a main shaft; 3-connecting the cover; 4-a gear cover; 5-a bearing; 6-outer spacer ring; 7-inner spacer ring; 8-inner bearing retainer ring; 9-a bearing cap; 10-a diamond roller; 11-a baffle plate; 12-a locking screw; 13-diamond roller nut dismounting.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
Example (b):
as shown in figures 1-3;
the embodiment provides a sealing device mechanism of a centerless cylindrical forming grinding wheel, which comprises a box body 1 and a main shaft 2, connecting cover 3 and buddha's warrior attendant gyro wheel 9, the nested main shaft 2 that is provided with of department in the middle of the inside of box 1, bolt fixedly connected with connecting cover 3 is passed through in the left side of box 1, bolt fixedly connected with shelves lid 4 is passed through in the left side of connecting cover 3, the inside right side both ends embedding of box 1 is provided with bearing 5, bearing 5's the outer spacer ring 6 of outside fixedly connected with, bearing 5's the inboard fixedly connected with spacer ring 7, bearing 5's right side embedding is provided with retaining ring 8 in the bearing, the right side embedding of box 1 is provided with bearing cap 9, the right side of box 1 is provided with buddha's warrior attendant gyro wheel 10, the inside right side embedding of buddha's warrior attendant gyro wheel 10 is provided with separation blade 11, budd.
Further, the inner side of the diamond roller 9 is provided with an inner taper hole, the outer end of the right side of the main shaft 2 is in a conical shape, the inner taper hole of the diamond roller 9 and the outer end of the main shaft 2 are in a conical shape and are matched, and the positioning accuracy and the mounting reliability of the diamond roller can be improved by adopting conical surface positioning mounting, so that the diamond roller 9 can be driven by the main shaft 2 to rotate at high speed and high precision during grinding wheel dressing.
Further, the main shaft 2 is supported inside the case 1 by a double support structure, and the main shaft 2 extends through the case 1 to the inside of the diamond roller 10.
Further, retaining ring 8 is "concave" shape in the bearing, and bearing cap 9 is "protruding" shape, and retaining ring 8 agrees with mutually in the bearing for bearing cap 9 seals retaining ring 8 in the bearing after the installation, avoids inside the produced emery wheel powder of emery wheel finishing in-process gets into the bearing, and effective separation emery wheel powder and various dust guarantee main shaft gyration precision's continuation.
Furthermore, one side of the bearing cover 9 is longer than the other side, one side of the bearing cover 9 extends to the inner side of the bearing inner check ring 8, and the coincident path between the bearing cover 9 and the bearing inner check ring 8 is bent to form a multiple labyrinth type sealing groove body, so that the sealing performance is greatly improved.
Further, buddha's warrior attendant gyro wheel is moved back nut 13 and is supported the both sides of main shaft 2, moves back nut 13 through the buddha's warrior attendant gyro wheel and fix the one end of main shaft 2 in buddha's warrior attendant gyro wheel 10's inside for when dismantling the change, move back nut 13 with the buddha's warrior attendant gyro wheel and fall down the back, no longer centre gripping main shaft 2 loosens main shaft 2, can separate buddha's warrior attendant gyro wheel 10, make the.
The working principle is as follows:
when the centerless cylindrical forming grinding wheel sealing device mechanism provided by the utility model is used, the device is integrally installed and used, the inner taper hole of the diamond roller 9 is inserted with the outer end of the right side of the spindle 2 in a conical shape, the inner taper hole of the diamond roller 9 is matched with the outer end of the spindle 2 in a conical shape, the positioning precision and the installation reliability of the diamond roller can be improved by adopting conical surface positioning installation, so that the diamond roller 9 is driven by the spindle 2 to rotate at high speed and high precision when the grinding wheel is repaired, the diamond roller dismounting nut 13 is propped against the two sides of the spindle 2, one end of the spindle 2 is fixed inside the diamond roller 10 by the diamond roller dismounting nut 13, so that the spindle 2 is not clamped any more after the diamond roller dismounting nut 13 is dismounted and is dismounted when dismounting and replacing, the spindle 2 is loosened, the diamond roller 10 can be separated, make the installation dismantle more convenient, when the emery wheel was maintained diamond roller 9 and is carried out high-speed gyration under the drive of main shaft 2, produced emery wheel powder spatters four times among the emery wheel maintenance process, retaining ring 8 is "concave" shape in through setting up the bearing, bearing cap 9 is "protruding" shape, and retaining ring 8 agrees with mutually in the bearing, make bearing cap 9 seal retaining ring 8 in the bearing after the installation, one side of bearing cap 9 is longer than the opposite side, and one side of bearing cap 9 extends to the inboard of retaining ring 8 in the bearing, the route of coincidence is buckled between bearing cap 9 and the bearing inner collar 8, form multiple labyrinth seal groove body, the leakproofness has been promoted greatly, avoid the produced emery wheel powder among the emery wheel maintenance process to get into inside the bearing, effective separation emery wheel powder and various dust, guarantee main shaft gyration precision's continuation.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (6)
1. A centerless cylindrical forming grinding wheel sealing device mechanism comprises a box body (1), a main shaft (2), a connecting cover (3) and a diamond roller (10), and is characterized in that the main shaft (2) is arranged in the middle of the inside of the box body (1) in a nested mode, the left side of the box body (1) is fixedly connected with the connecting cover (3) through bolts, the left side of the connecting cover (3) is fixedly connected with a baffle cover (4) through bolts, bearings (5) are arranged at two ends of the right side of the inside of the box body (1) in an embedded mode, an outer spacer ring (6) is fixedly connected to the outer side of each bearing (5), an inner spacer ring (7) is fixedly connected to the inner side of each bearing (5), a bearing inner retainer ring (8) is arranged on the right side of the box body (1) in an embedded mode, a bearing cover (9) is arranged on the right side of the, the inside right side embedding of buddha's warrior attendant gyro wheel (10) is provided with separation blade (11), the right side embedding of buddha's warrior attendant gyro wheel (10) is provided with locking screw (12), the left side both ends embedding of buddha's warrior attendant gyro wheel (10) is provided with buddha's warrior attendant gyro wheel withdrawal nut (13).
2. The centerless cylindrical form grinding wheel sealing mechanism according to claim 1, characterized in that the inner side of the diamond roller (10) is provided with an inner taper hole, the outer end of the right side of the spindle (2) is in a cone shape, and the inner taper hole of the diamond roller (10) is in a cone shape fit with the outer end of the spindle (2).
3. The centerless cylindrical form grinding wheel seal mechanism of claim 1, characterized in that the spindle (2) is supported inside the box (1) with a double support structure, and the spindle (2) extends through the box (1) to the inside of the diamond roller (10).
4. The centerless cylindrical form grinding wheel seal mechanism of claim 1, characterized in that the inner bearing retainer (8) is "concave" shaped, the bearing cap (9) is "convex" shaped, and the inner bearing retainer (8) fits together.
5. The centerless cylindrical form grinding wheel seal mechanism of claim 1, characterized in that one side of the bearing cap (9) is longer than the other side, and one side of the bearing cap (9) extends to the inside of the inner race (8) of the bearing.
6. The centerless cylindrical form grinding wheel seal mechanism of claim 1, characterized in that the diamond roller back nut (13) butts against both sides of the main shaft (2), and one end of the main shaft (2) is fixed inside the diamond roller (10) by the diamond roller back nut (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921087088.XU CN210209968U (en) | 2019-07-12 | 2019-07-12 | Centerless cylindrical forming grinding wheel sealing device mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921087088.XU CN210209968U (en) | 2019-07-12 | 2019-07-12 | Centerless cylindrical forming grinding wheel sealing device mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210209968U true CN210209968U (en) | 2020-03-31 |
Family
ID=69937222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921087088.XU Active CN210209968U (en) | 2019-07-12 | 2019-07-12 | Centerless cylindrical forming grinding wheel sealing device mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210209968U (en) |
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2019
- 2019-07-12 CN CN201921087088.XU patent/CN210209968U/en active Active
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