CN214186713U - Planetary transmission system of grinding machine - Google Patents
Planetary transmission system of grinding machine Download PDFInfo
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- CN214186713U CN214186713U CN202022810256.2U CN202022810256U CN214186713U CN 214186713 U CN214186713 U CN 214186713U CN 202022810256 U CN202022810256 U CN 202022810256U CN 214186713 U CN214186713 U CN 214186713U
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Abstract
The utility model relates to a grind quick-witted planetary transmission system, including revolving rack, revolution actuating mechanism, rotation actuating mechanism, rotate the installation grinding barrel in the revolving rack, revolution actuating mechanism passes through revolution actuating mechanism drive revolving rack and rotates, drives grinding barrel revolution during the revolving rack revolution and rotates, and rotation actuating mechanism passes through rotation actuating mechanism drive grinding barrel rotation and rotates. The utility model has wide application range, and is suitable for light-weight occasions and heavy-load working conditions; the grinding barrel can realize the compound motion of revolution and autorotation, and the grinding effect is better; the revolution speed and the rotation speed of the grinding barrel can be separately controlled.
Description
Technical Field
The utility model belongs to the technical field of metal processing machinery equipment, a grind quick-witted planetary transmission system is related to.
Background
As a high-efficiency metal surface processing means, the centrifugal grinding process and equipment are widely applied to the production field of deburring and finishing of small-sized special-shaped parts. The planetary transmission is the core motion principle of the centrifugal grinder, the grinding barrel moves in a planetary mode, and under the action of inertia force, media in the barrel generate forced flow to enable the grinding block to collide, roll and grind a small amount of the surface of a workpiece, so that the surface of the workpiece is polished.
The existing grinding machines in the market mainly process and grind the outer surface of a workpiece and are in the current situation of small size and light weight. In recent years, the demand for grinding the inner wall of a large workpiece in the market is increased, so that the large grinding machine gradually enters the market. The traditional planetary transmission structure in the conventional centrifugal grinding machine is only suitable for light-weight load occasions and cannot be used under heavy-load working conditions. Therefore, a planetary transmission system for heavy duty applications of large grinding mills must be designed to meet market demands.
Disclosure of Invention
The utility model aims at providing a planetary transmission system of a grinding machine, which is not only suitable for light-weight occasions, but also suitable for heavy-load working conditions; the grinding barrel can realize the compound motion of revolution and autorotation, and the grinding effect is better; the revolution speed and the rotation speed of the grinding barrel can be separately controlled.
According to the utility model provides a technical scheme: the system comprises a rotating frame, a revolution driving mechanism and a rotation driving mechanism; the grinding barrel is rotatably arranged in the rotating frame, the revolution driving mechanism drives the rotating frame to rotate through the revolution transmission mechanism, the rotating frame drives the grinding barrel to revolve to rotate during revolution, and the rotation driving mechanism drives the grinding barrel to rotate through the rotation transmission mechanism.
As a further improvement of the utility model, the rotating frame comprises a main shaft, the left end of the main shaft is connected with a left end plate, and the right end of the main shaft is connected with a right end plate; the grinding barrel left end is rotated and is installed in the left end plate, the grinding barrel right-hand member is rotated and is installed in the right end plate.
As a further improvement of the utility model, the revolution driving mechanism comprises a revolution motor.
As a further improvement of the utility model, the revolution drive mechanism includes main shaft revolution band pulley, main shaft revolution band pulley is installed the main shaft exposes the part of right side end plate, the revolution motor is connected with main shaft revolution band pulley.
As a further improvement of the present invention, the rotation driving mechanism includes a rotation motor.
As a further improvement of the utility model, the rotation drive mechanism includes the planet drive wheel, the planet drive wheel install in the grinding barrel tip, main shaft left end installation bearing, installation main shaft rotation band pulley and sun gear on the bearing, the planet drive wheel passes through planet main drive belt and connects the sun gear, rotation motor output connects the main shaft rotation band pulley is connected.
As a further improvement, the planet auxiliary wheel is installed at the end part of the grinding barrel and is connected in series through a transmission belt between planets.
As a further improvement of the utility model, a planet fixing and pressing device is arranged on one side of the inter-planet transmission belt; the planet fixing and pressing device is a planet fixing and pressing wheel, the planet fixing and pressing wheel is installed between the planet auxiliary wheels, and the planet main transmission belt surrounds the planet auxiliary wheels and the planet fixing and pressing wheel in an S shape.
As a further improvement of the utility model, a planet tension adjusting device is arranged on one side of the inter-planet transmission belt; the planetary tension adjusting device is a planetary tension adjusting wheel which is abutted against the planetary main transmission belt; the planet tension adjusting wheel comprises a planet tension adjusting seat, the planet tension adjusting seat is in threaded connection with a planet tension adjusting screw, and one end of the planet tension adjusting screw is connected with a planet tension adjusting roller.
As a further improvement of the utility model, one side of the planet main driving belt is provided with a self-rotation tension adjusting device; the autorotation tension adjusting device is an autorotation tension adjusting wheel which is abutted against the autorotation transmission belt; the autorotation tension adjusting wheel comprises an autorotation tension adjusting seat, the autorotation tension adjusting seat is in threaded connection with an autorotation tension adjusting screw, and one end of the autorotation tension adjusting screw is connected with an autorotation tension adjusting roller.
Compared with the prior art, the utility model, have following advantage:
1. the utility model has simple structure and small occupied space; the application range is wide, and the device is suitable for light-weight occasions and heavy-load working conditions.
2. The utility model discloses the compound motion of revolution + rotation can be realized to the grinding barrel, and grinding effect is better.
3. The utility model discloses grinding barrel revolution speed and rotation speed can realize separately controlling.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a left side view of the structure of fig. 1.
Fig. 3 is a right-view structural diagram of fig. 1.
Fig. 4 is a schematic structural view of the planetary tension adjusting wheel of the present invention.
Fig. 5 is a schematic structural view of the autorotation tension adjusting wheel of the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings.
In FIG. 1, comprises a movable left end plate 1, a left bearing 2, a planet auxiliary wheel 3, a planet driving wheel 4, a planet main transmission belt 6, a planet inter-transmission belt 7, a planet tension adjusting wheel 8, a planet tension adjusting seat 8-1, a planet tension adjusting screw 8-2, a planet tension adjusting roller 8-3, a planet fixed pinch roller 10, a driven grinding barrel 11, a right end plate 13, a right bearing 14, a main shaft 16, a sun gear 17, a main shaft rotation pulley 18, a bearing 19, a main shaft revolution pulley 21, a rotation transmission belt 23, a rotation motor 24, a rotation coupling 25, a motor rotation pulley 26, a rotation extension shaft 28, a revolution motor 29, a revolution coupling 30, a revolution extension shaft 31, a motor revolution pulley 33, a revolution transmission belt 34, a driving grinding barrel 35, a rotation tension adjusting wheel 36, a rotation tension adjusting seat 36-1 and a rotation tension adjusting screw 36-2, and a rotation tension adjusting roller 36-3.
As shown in fig. 1, the utility model relates to a grind quick-witted planetary transmission system, including revolving rack, revolution actuating mechanism, rotation actuating mechanism, the revolving rack rotates and installs in the frame, rotates the installation grinding barrel in the revolving rack, and revolution actuating mechanism passes through revolution actuating mechanism drive revolving rack and rotates, drives grinding barrel revolution rotation during the revolving rack revolution, and rotation actuating mechanism passes through rotation actuating mechanism drive grinding barrel rotation and rotates.
The rotating frame comprises a main shaft 16, the main shaft 16 is rotatably installed in the frame, as shown in fig. 1, the left end of the main shaft 16 is fixedly connected with the left end plate 1 in a threaded or welded manner, and the right end of the main shaft 16 is fixedly connected with the right end plate 13 in a threaded or welded manner.
The left end of the grinding barrel is rotatably arranged on the left end plate 1 through a left bearing 2, and the right end of the grinding barrel is rotatably arranged on the right end plate 13 through a right bearing 14.
The grinding barrel is a main shaft 16 as a circle center and is annularly and uniformly distributed on the periphery of the main shaft 16.
As shown in fig. 1, the revolution driving mechanism includes a revolution motor 29, and the revolution motor 29 is located on the turret side.
The revolution transmission mechanism comprises a main shaft revolution belt wheel 21, the main shaft revolution belt wheel 21 is arranged at the part of the main shaft 16 exposed out of the right end plate 13, the output end of the revolution motor 29 is connected with a revolution extension shaft 31 through a revolution coupling 30, a motor revolution belt wheel 33 is sleeved on the outer periphery of the revolution extension shaft 31, and the motor revolution belt wheel 33 is connected with the main shaft revolution belt wheel 21 through a revolution transmission belt 34. In other embodiments of the present invention, the revolution motor 29 may be directly coupled to the main shaft revolution pulley 21.
As shown in fig. 1, the rotation driving mechanism includes a rotation motor 24, and the rotation motor 24 is located at one side of the turret.
The autorotation transmission mechanism comprises a planetary driving wheel 4, and the planetary driving wheel 4 is arranged on the outer side of the grinding barrel exposed out of the rotating frame. A bearing 19 is arranged at the left end of the main shaft 16, a main shaft rotation belt wheel 18 and a sun wheel 17 are arranged on the bearing 19, the planetary driving wheel 4 is connected with the sun wheel 17 through a planetary main driving belt 6, the output end of a rotation motor 24 is connected with a rotation extension shaft 28 through a rotation coupling 25, a motor rotation belt wheel 26 is sleeved on the periphery of the rotation extension shaft 28, and the motor rotation belt wheel 26 is connected with the main shaft rotation belt wheel 18 through a rotation driving belt 23. In other embodiments of the present invention, the rotation motor 24 may be directly connected to the spindle rotation pulley 18.
As shown in fig. 1 to 3, when the number of grinding barrels is large (when there are more than three grinding barrels), in order to save space and simplify the structure, a planetary driving wheel 4 and a planetary auxiliary wheel 3 are installed at one end of the grinding barrel, which is called a driving grinding barrel 35, and a planetary auxiliary wheel 3 is installed at the other end of the grinding barrel, which is called a driven grinding barrel 11. The star auxiliary wheel 3 is positioned outside the rotating frame. The planet auxiliary wheel 3 is connected in series through a transmission belt 7 between the planet, and the driven grinding barrel 11 is driven to rotate through the rotation of the driving grinding barrel 35.
In order to increase the tension of the inter-planet transmission belt 7, a planet fixing and pressing device is arranged on one side of the inter-planet transmission belt 7.
In the embodiment, the planet fixed pressing device is a planet fixed pressing wheel 10, the planet fixed pressing wheel 10 is installed between the planet auxiliary wheels 3, and the inter-planet transmission belt 7 surrounds the planet auxiliary wheels 3 and the planet fixed pressing wheel 10 in an S shape.
The tension of the inter-planet transmission belt 7 is adjusted by a planet tension adjusting device, which in this embodiment is a planet tension adjusting wheel 8, and the planet tension adjusting wheel 8 abuts against the inter-planet transmission belt 7.
As shown in FIG. 4, the planetary tension adjusting wheel 8 comprises a planetary tension adjusting base 8-1, the planetary tension adjusting base 8-1 is installed on the right end plate 13, the planetary tension adjusting base 8-1 is in threaded connection with a planetary tension adjusting screw 8-2, and one end of the planetary tension adjusting screw 8-2 is connected with a planetary tension adjusting roller 8-3.
The planetary main belt 6 is tension-adjusted by a rotation tension adjusting device, which in this embodiment is a rotation tension adjusting wheel 36, and the rotation tension adjusting wheel 36 abuts against the planetary main belt 6.
As shown in fig. 5, the rotation tension adjusting wheel 36 includes a rotation tension adjusting seat 36-1, the rotation tension adjusting seat 36-1 is threadedly connected to a rotation tension adjusting screw 36-2, and one end of the rotation tension adjusting screw 36-2 is connected to a rotation tension adjusting roller 36-3.
The planetary auxiliary wheel 3, the planetary driving wheel 4, the big sun wheel 17, the main shaft rotation pulley 18, the main shaft revolution pulley 21, the motor rotation pulley 26 and the revolution motor pulley 33 can be synchronous pulleys, belt pulleys, chain wheels and the like.
The planet main transmission belt 6, the planet inter-transmission belt 7, the transmission belt III 15, the rotation transmission belt 23 and the revolution transmission belt 34 can be synchronous belts, chains and the like.
The working process of the utility model is as follows:
as shown in fig. 1-5, a workpiece is placed into a grinding barrel, a revolution motor 29 is started, the revolution motor 29 sequentially drives a revolution extension shaft 31 and a motor revolution belt pulley 33 to rotate, the motor revolution belt pulley 33 drives a main shaft 16 to rotate through a revolution transmission belt 34, the main shaft 16 drives a left end plate 1 and a right end plate 13 to rotate, and the left end plate 1 and the right end plate 13 jointly drive the grinding barrel 11 and a driving grinding barrel 35 to realize revolution.
Starting the rotation motor 24, the rotation motor 24 sequentially drives the rotation extension shaft 28 and the motor rotation belt wheel 26 to rotate, the motor rotation belt wheel 26 drives the main shaft rotation belt wheel 18 to rotate through the rotation transmission belt 23, the main shaft rotation belt wheel 18 drives the sun gear 17 to rotate through the outer ring of the bearing 19, the sun gear 17 rotates and drives the planet driving wheel 4 to rotate through the planet main transmission belt 6, and the planet driving wheel 4 drives the driving grinding barrel 35 to rotate while driving the planet driving wheel 4 to rotate
The planet auxiliary wheel 3 is driven to rotate through the planet inter-transmission belt 7, and finally the planet auxiliary wheel 3 drives the driven grinding barrel 11 to rotate.
When the planetary main transmission belt 6 needs to adjust the tension, the autorotation tension adjusting screw 36-2 is rotated, the autorotation tension adjusting screw 36-2 drives the autorotation tension adjusting roller 36-3 to axially move, and the tension of the planetary main transmission belt 6 is adjusted through the contact pressure of the autorotation tension adjusting roller 36-3 and the planetary main transmission belt 6.
When the planet inter-transmission belt 7 needs to adjust the tension, the planet tension adjusting screw 8-2 is rotated, the planet tension adjusting screw 8-2 drives the planet tension adjusting roller 8-3 to move axially, and the tension of the planet main transmission belt 6 is adjusted through the contact pressure between the planet tension adjusting roller 8-3 and the planet inter-transmission belt 7.
Claims (10)
1. A grinder planetary transmission system characterized by: the system comprises a rotating frame, a revolution driving mechanism and a rotation driving mechanism; the grinding barrel is rotatably arranged in the rotating frame, the revolution driving mechanism drives the rotating frame to rotate through the revolution transmission mechanism, the rotating frame drives the grinding barrel to revolve to rotate during revolution, and the rotation driving mechanism drives the grinding barrel to rotate through the rotation transmission mechanism.
2. A grinder planetary transmission as in claim 1, wherein: the rotating frame comprises a main shaft (16), the left end of the main shaft (16) is connected with the left end plate (1), and the right end of the main shaft (16) is connected with the right end plate (13); the left end of the grinding barrel is rotatably arranged on the left end plate (1), and the right end of the grinding barrel is rotatably arranged on the right end plate (13).
3. A grinder planetary transmission as in claim 2, wherein: the revolution driving mechanism comprises a revolution motor (29).
4. A grinder planetary transmission as in claim 3, wherein: the revolution transmission mechanism comprises a main shaft revolution belt wheel (21), the main shaft revolution belt wheel (21) is arranged on the part of the main shaft (16) exposed out of the right end plate (13), and the revolution motor (29) is connected with the main shaft revolution belt wheel (21).
5. A grinder planetary transmission as in claim 2, wherein: the rotation driving mechanism comprises a rotation motor (24).
6. A grinder planetary transmission as in claim 5, wherein: the rotation transmission mechanism comprises a planet driving wheel (4), the planet driving wheel (4) is installed at the end part of the grinding barrel, a bearing (19) is installed at the left end of the spindle (16), a spindle rotation belt wheel (18) and a sun wheel (17) are installed on the bearing (19), the planet driving wheel (4) is connected with the sun wheel (17) through a planet main transmission belt (6), and the output end of a rotation motor (24) is connected with the spindle rotation belt wheel (18).
7. A grinder planetary transmission as in claim 6, wherein: the end part of the grinding barrel is provided with a planetary auxiliary wheel (3), and the planetary auxiliary wheel (3) is connected in series through a transmission belt (7) between planets.
8. A grinder planetary transmission as in claim 7, wherein: a planet fixing and pressing device is arranged on one side of the inter-planet transmission belt (7); the planet fixing and pressing device is a planet fixing and pressing wheel (10), the planet fixing and pressing wheel (10) is installed between the planet auxiliary wheels (3), and the planet main driving belt (6) surrounds the planet auxiliary wheels (3) and the planet fixing and pressing wheel (10) in an S shape.
9. A grinder planetary transmission as in claim 7, wherein: a planetary tension adjusting device is arranged on one side of the inter-planetary transmission belt (7); the planetary tension adjusting device is a planetary tension adjusting wheel (8), and the planetary tension adjusting wheel (8) is abutted to the planetary main transmission belt (6); the planet tension adjusting wheel (8) comprises a planet tension adjusting seat (8-1), the planet tension adjusting seat (8-1) is in threaded connection with a planet tension adjusting screw (8-2), and one end of the planet tension adjusting screw (8-2) is connected with a planet tension adjusting roller (8-3).
10. A grinder planetary transmission as in claim 7, wherein: one side of the planet main transmission belt (6) is provided with a self-rotation tension adjusting device; the autorotation tension adjusting device is an autorotation tension adjusting wheel (36), and the autorotation tension adjusting wheel (36) is abutted against the autorotation transmission belt (23); the autorotation tension adjusting wheel (36) comprises an autorotation tension adjusting seat (36-1), the autorotation tension adjusting seat (36-1) is in threaded connection with an autorotation tension adjusting screw rod (36-2), and one end of the autorotation tension adjusting screw rod (36-2) is connected with an autorotation tension adjusting roller (36-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022810256.2U CN214186713U (en) | 2020-11-28 | 2020-11-28 | Planetary transmission system of grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022810256.2U CN214186713U (en) | 2020-11-28 | 2020-11-28 | Planetary transmission system of grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214186713U true CN214186713U (en) | 2021-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022810256.2U Active CN214186713U (en) | 2020-11-28 | 2020-11-28 | Planetary transmission system of grinding machine |
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| Country | Link |
|---|---|
| CN (1) | CN214186713U (en) |
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2020
- 2020-11-28 CN CN202022810256.2U patent/CN214186713U/en active Active
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