CN209850508U - Inner diameter fine grinding device for high-precision bearing inner ring - Google Patents
Inner diameter fine grinding device for high-precision bearing inner ring Download PDFInfo
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- CN209850508U CN209850508U CN201920643949.1U CN201920643949U CN209850508U CN 209850508 U CN209850508 U CN 209850508U CN 201920643949 U CN201920643949 U CN 201920643949U CN 209850508 U CN209850508 U CN 209850508U
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- belt pulley
- fixedly connected
- transmission
- bearing inner
- coaxially
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Abstract
The utility model discloses a high-accuracy inner diameter correct grinding device for bearing inner circle, comprising a base plate, two risers of upper end fixedly connected with of bottom plate, two equal left-right turn runs through on the riser and is equipped with the pivot, is located left the coaxial fixed mounting of right-hand member of first pivot has the wheel of polishing, is located the right side the left end fixedly connected with grip block of pivot, be equipped with the fixture who is used for carrying out the centre gripping to the bearing inner circle on the grip block, be equipped with the cavity in the bottom plate, the cavity internal rotation is connected with two transmission shafts, two the transmission shaft respectively with two pivots between be connected through the transmission of drive mechanism, two connect through the gear train transmission between the transmission shaft, fixedly connected with motor in the cavity, the drive shaft and the coaxial fixed connection of one of. The utility model is simple in operation, and can carry out the correct grinding to the bearing inner race.
Description
Technical Field
The utility model relates to a digit control machine tool technical field especially relates to a high-accuracy inner diameter correct grinding device for bearing inner circle.
Background
The bearing is an important part in the modern mechanical equipment, and 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.
The bearing inner ring of the existing bearing needs to be polished in the production process, and the bearing inner ring needs to be polished during the production of the existing bearing, so that the bearing inner ring is smooth and flat.
Therefore, an inner diameter fine grinding device for the high-precision bearing inner ring is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of polishing the bearing inner ring in the prior art, and the inner diameter fine grinding device for the high-precision bearing inner ring that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a high-accuracy bearing inner circle is with internal diameter correct grinding device, includes the bottom plate, two risers of the upper end fixedly connected with of bottom plate, two equal left-right rotation runs through on the riser and is equipped with the pivot, is located the left the coaxial fixed mounting of right-hand member of pivot has the wheel of polishing, is located the right side the left end fixedly connected with grip block of pivot, be equipped with on the grip block and be used for carrying out the fixture of centre gripping to the bearing inner circle, be equipped with the cavity in the bottom plate, the cavity internal rotation is connected with two transmission shafts, two the transmission shaft is connected through the transmission of drive mechanism between respectively and two pivots, two connect through the gear train transmission between the transmission shaft, fixedly connected with motor in the cavity, the drive.
Preferably, fixture is including setting up the recess on the grip block left side wall, the recess internal rotation is connected with the two-way threaded rod, the one end of two-way threaded rod is rotated and is run through grip block and coaxial fixedly connected with turning handle, two-way threaded rod external screw thread cover is equipped with two thread blocks, two the lateral wall of thread block and the inside wall sliding connection of recess, two the equal fixedly connected with splint of one end of recess are kept away from to the thread block.
Preferably, threaded holes matched with the two-way threaded blocks are formed in the two threaded blocks, and the thread turning directions in the two threaded holes are opposite.
Preferably, drive mechanism includes first belt pulley, second belt pulley, third belt pulley and fourth belt pulley, first belt pulley and the coaxial fixed connection of one of them transmission shaft, the coaxial fixed connection of second belt pulley and one of them pivot, be connected through first belt transmission between first belt pulley and the second belt pulley, be equipped with on the bottom plate with first belt assorted first through-hole, the third belt pulley and another coaxial fixed connection of transmission shaft, the fourth belt pulley and another coaxial fixed connection of pivot, be connected through second belt transmission between third belt pulley and the fourth belt pulley, be equipped with on the bottom plate with second belt assorted second through-hole.
Preferably, the gear set comprises two gears which are meshed with each other, and the two gears are respectively and fixedly connected with the two transmission shafts in a coaxial mode.
Preferably, the axial lines between the two spindles do not coincide.
Compared with the prior art, the beneficial effects of the utility model are that:
1. by arranging the clamping mechanism, the rotating handle is rotated to drive the bidirectional threaded rod to rotate, the bidirectional threaded rod drives the two threaded blocks to move relatively, and the two threaded blocks drive the two clamping plates to move, so that the inner ring of the bearing is clamped, and the inner ring of the bearing can be polished;
2. through setting up drive mechanism and gear train, drive two transmission shafts through the motor and rotate, two transmission shafts drive two pivot rotations, and two pivot drive wheel and grip block rotation respectively, and the grip block moves the bearing inner race and rotates to can polish the bearing inner race.
The utility model is simple in operation, and can carry out the correct grinding to the bearing inner race.
Drawings
FIG. 1 is a perspective view showing the front structure of an inner diameter fine grinding device for a high precision bearing inner race according to the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is a perspective view of the overlooking structure of the inner diameter fine grinding device for the high-precision bearing inner ring provided by the utility model.
In the figure: the automatic grinding machine comprises a base plate 1, a vertical plate 2, a rotating shaft 3, a grinding wheel 4, a clamping plate 5, a clamping mechanism 6, a cavity 7, a transmission shaft 8, a transmission mechanism 9, a gear set 10, a motor 11, a groove 12, a bidirectional threaded rod 13, a rotating handle 14, a threaded block 15, a clamping plate 16, a first belt pulley 17, a second belt pulley 18, a third belt pulley 19, a fourth belt pulley 20 and a gear 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, an internal diameter finish grinding device for high-precision bearing inner race, comprising a base plate 1, two risers 2 of upper end fixedly connected with of bottom plate 1, equal bilateral rotation runs through pivot 3 on two risers 2, it should be noted that, the axial line between two pivots 3 is not coincident, the coaxial fixed mounting of right-hand member that lies in left pivot 3 has polishing wheel 4, the left end fixedly connected with grip block 5 of pivot 3 that lies in the right side, be equipped with fixture 6 that is used for carrying out the centre gripping to the bearing inner race on grip block 5, specifically, fixture 6 is including setting up the recess 12 on the left sidewall of grip block 5, recess 12 internal rotation is connected with two-way threaded rod 13, the one end rotation of two-way threaded rod 13 runs through grip block 5 and coaxial fixedly connected with turning handle 14, two-way threaded rod 13 thread bush is equipped.
The utility model discloses in, all be equipped with on two screw thread blocks 15 with 15 assorted screw holes of two-way screw thread block, screw thread in two screw thread holes is revolved to opposite, the lateral wall of two screw thread blocks 15 and recess 12's inside wall sliding connection, recess 12's the equal fixedly connected with splint 16 of one end is kept away from to two screw thread blocks 15, be equipped with cavity 7 in the bottom plate 1, the internal rotation of cavity 7 is connected with two transmission shafts 8, two transmission shafts 8 respectively with two pivot 3 between be connected through the transmission of drive mechanism 9, it is required to explain, drive mechanism 9 includes first belt pulley 17, second belt pulley 18, third belt pulley 19 and fourth belt pulley 20, first belt pulley 17 and 8 coaxial fixed connection of one of them transmission shaft.
In the utility model, the second belt pulley 18 is coaxially and fixedly connected with one of the rotating shafts 3, the first belt pulley 17 is connected with the second belt pulley 18 through the transmission of the first belt, the bottom plate 1 is provided with a first through hole matched with the first belt, the third belt pulley 19 is coaxially and fixedly connected with the other rotating shaft 8, the fourth belt pulley 20 is coaxially and fixedly connected with the other rotating shaft 3, the third belt pulley 19 is connected with the fourth belt pulley 20 through the transmission of the second belt, the bottom plate 1 is provided with a second through hole matched with the second belt, the two rotating shafts 8 are connected through the transmission of the gear set 10, it should be noted that the gear set 10 comprises two gears 21 which are meshed with each other, the two gears 21 are respectively and coaxially and fixedly connected with the two rotating shafts 8, the cavity 7 is fixedly connected with the motor 11, it should be noted that the motor 11 can adopt a driving motor with the model Y315M-10, and has been electrically connected to an external power source, which is not described in detail for the prior art, the driving shaft of the motor 11 is coaxially and fixedly connected to one of the transmission shafts 8.
The utility model discloses when carrying out the centre gripping to the bearing inner circle, place the bearing inner circle in suitable position between two splint 16, then rotate turning handle 14, turning handle 14 drives two-way threaded rod 13 and rotates, and two-way threaded rod 13 drives two screw thread piece 15 relative movement, and two screw thread piece 15 drive two splint 16 and remove, until two splint 16 with bearing inner circle counterbalance contact and press from both sides tightly can.
When the bearing inner ring is polished, the motor 11 is started, the motor 11 drives one of the transmission shafts 8 to rotate, one of the transmission shafts 8 drives one of the gears 21 and the first belt pulley 17 to rotate, the first belt pulley 17 drives the second belt pulley 18 to rotate through the second belt, the second belt pulley 18 drives the rotating shaft 3 to rotate, and the rotating shaft 3 drives the polishing wheel 4 to rotate; meanwhile, one gear 21 drives the other gear 21 to rotate, the other gear 21 drives the other transmission shaft 8 to rotate, the other transmission shaft 8 drives the third belt pulley 19 to rotate, the third belt pulley 19 drives the fourth belt pulley 20 to rotate through the second belt, the fourth belt pulley 20 drives the other rotating shaft 3 to rotate, the other rotating shaft 3 drives the clamping plate 5 to rotate, the clamping plate 5 drives the two clamping plates 16 to rotate, and the two clamping plates 16 drive the bearing inner ring to rotate, so that the bearing inner ring is polished.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The inner diameter fine grinding device for the high-precision bearing inner ring comprises a bottom plate (1) and is characterized in that two vertical plates (2) are fixedly connected to the upper end of the bottom plate (1), the two vertical plates (2) are rotated leftwards and rightwards to penetrate through a rotating shaft (3), a grinding wheel (4) is coaxially and fixedly mounted at the right end of the rotating shaft (3) on the left side, a clamping plate (5) is fixedly connected to the left end of the rotating shaft (3) on the right side, a clamping mechanism (6) used for clamping the bearing inner ring is arranged on the clamping plate (5), a cavity (7) is arranged in the bottom plate (1), two transmission shafts (8) are rotatably connected in the cavity (7), the two transmission shafts (8) are respectively in transmission connection with the two rotating shafts (3) through a transmission mechanism (9), and the two transmission shafts (8) are in transmission connection through a gear, the motor (11) is fixedly connected in the cavity (7), and a driving shaft of the motor (11) is coaxially and fixedly connected with one of the transmission shafts (8).
2. The inner diameter fine grinding device for the high-precision bearing inner ring is characterized in that the clamping mechanism (6) comprises a groove (12) arranged on the left side wall of the clamping plate (5), a bidirectional threaded rod (13) is rotationally connected in the groove (12), one end of the bidirectional threaded rod (13) is rotatably penetrated through the clamping plate (5) and is coaxially and fixedly connected with a rotating handle (14), an external threaded sleeve of the bidirectional threaded rod (13) is provided with two thread blocks (15), the outer side wall of the two thread blocks (15) is slidably connected with the inner side wall of the groove (12), and one end, far away from the groove (12), of each thread block (15) is fixedly connected with a clamping plate (16).
3. The inner diameter fine grinding device for the high-precision bearing inner ring is characterized in that the two thread blocks (15) are provided with threaded holes matched with the two-way thread blocks (15), and the thread directions in the two threaded holes are opposite.
4. The inner diameter fine grinding device for the high-precision bearing inner ring is characterized in that the transmission mechanism (9) comprises a first belt pulley (17), a second belt pulley (18), a third belt pulley (19) and a fourth belt pulley (20), the first belt pulley (17) is coaxially and fixedly connected with one of the transmission shafts (8), the second belt pulley (18) is coaxially and fixedly connected with one of the rotation shafts (3), the first belt pulley (17) is in transmission connection with the second belt pulley (18) through the first belt, a first through hole matched with the first belt is formed in the bottom plate (1), the third belt pulley (19) is coaxially and fixedly connected with the other transmission shaft (8), the fourth belt pulley (20) is coaxially and fixedly connected with the other rotation shaft (3), and the third belt pulley (19) is in transmission connection with the fourth belt pulley (20) through the second belt, and a second through hole matched with the second belt is formed in the bottom plate (1).
5. A high precision inner diameter fine grinding device for bearing inner ring according to claim 1, characterized in that the gear set (10) comprises two gears (21) engaged with each other, and the two gears (21) are respectively coaxially and fixedly connected with two transmission shafts (8).
6. A high precision inner diameter grinding device for bearing inner race according to claim 1, characterized in that the axial line between two said shafts (3) is not coincident.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920643949.1U CN209850508U (en) | 2019-05-07 | 2019-05-07 | Inner diameter fine grinding device for high-precision bearing inner ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920643949.1U CN209850508U (en) | 2019-05-07 | 2019-05-07 | Inner diameter fine grinding device for high-precision bearing inner ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209850508U true CN209850508U (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920643949.1U Active CN209850508U (en) | 2019-05-07 | 2019-05-07 | Inner diameter fine grinding device for high-precision bearing inner ring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139161A (en) * | 2022-07-06 | 2022-10-04 | 浙江环宇轴承有限公司 | Waste cleaning device for bearing production and processing and use method thereof |
-
2019
- 2019-05-07 CN CN201920643949.1U patent/CN209850508U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115139161A (en) * | 2022-07-06 | 2022-10-04 | 浙江环宇轴承有限公司 | Waste cleaning device for bearing production and processing and use method thereof |
| CN115139161B (en) * | 2022-07-06 | 2023-10-27 | 浙江环宇轴承有限公司 | Waste material cleaning device for bearing production and processing and application method thereof |
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