CN212351526U

CN212351526U - Grinding machine

Info

Publication number: CN212351526U
Application number: CN202020497961.9U
Authority: CN
Inventors: 何锡欢
Original assignee: Guangdong Tailai Machinery Co ltd
Current assignee: Guangdong Tailai Machinery Co ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2021-01-15
Anticipated expiration: 2030-04-07

Abstract

The utility model discloses a grinding machine, which comprises a plurality of grinding heads, a planetary gear set mechanism and a driving device, wherein the planetary gear set mechanism is used for driving the grinding heads to rotate and comprises a planetary frame, planetary gear shafts and sun wheels meshed with the planetary gear shafts, the grinding heads are distributed on the planetary frame, and the planetary gear shafts are provided with linkage components used for driving the grinding heads; the planetary frame is provided with a main driving shaft connected with the driving device, and the driving device drives the planetary frame to rotate through the main driving shaft, so that a grinding head arranged on the planetary frame revolves around the main driving shaft while being driven by the planetary gear shaft. Adopt the utility model discloses, polish effectual, grinding radius big and grinding efficient.

Description

Grinding machine

Technical Field

The utility model relates to a technical field that polishes especially relates to a mill.

Background

For a wide workpiece, such as a plate, to perform surface processing, grinding, polishing and cutting, the existing grinding method is generally performed by arranging a plurality of rows of grinding heads which are staggered with each other, and the grinding method can generate a plurality of grinding traces on the plate, thereby affecting the finish of the surface of the plate, and particularly, for a plate with ornamental value, such as a ceramic tile, stainless steel, ceramic or wood material, the aesthetic property of the surface pattern of the plate can be seriously affected.

However, in the conventional method for solving the above problems, generally, the polishing belt and the hard abrasive material are used to perform full-surface covering polishing to achieve a smooth polished surface, but the method needs to be stopped frequently to replace the polishing belt when the polishing belt is worn, so that the production cost is increased and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a mill is provided, it is effectual, grinding radius is big and grinding efficiency is high to polish.

In order to solve the technical problem, the utility model provides a grinding machine, including a plurality of bistriques, a planetary gear set mechanism and a drive arrangement for driving the bistriques to rotate, the planetary gear set mechanism includes a planet frame, a planet gear shaft and a sun gear meshed with the planet gear shaft, the bistriques are distributed on the planet frame, the planet gear shaft is provided with a linkage assembly for driving the bistriques;

the planetary frame is provided with a main driving shaft connected with the driving device, and the driving device drives the planetary frame to rotate through the main driving shaft, so that a grinding head arranged on the planetary frame revolves around the main driving shaft while being driven by the planetary gear shaft.

As an improvement of the scheme, the planetary frame is provided with a revolution grinding disc used for enlarging the revolution radius of the grinding heads, and the grinding heads are circumferentially distributed and arranged on the revolution grinding disc.

As an improvement of the scheme, the grinding head comprises a rotating disk for mounting a grinding part, a grinding head driving shaft for driving the rotating disk to rotate and a rotating shaft base, the grinding head driving shaft is mounted on the rotating shaft base, one end of the grinding head driving shaft is connected with the rotating disk, and the other end of the grinding head driving shaft is connected with the linkage assembly.

As an improvement of the scheme, the linkage assembly comprises a first transmission wheel arranged on the planet gear shaft, a second transmission wheel arranged on the grinding head driving shaft and a transmission piece, and the first transmission wheel drives the second transmission wheel to rotate through the transmission piece.

As an improvement of the scheme, the transmission piece is a gear set, a transmission shaft, a chain or a synchronous belt.

As an improvement of the scheme, the side wall of the planet rack is provided with a plurality of reinforcing ribs for reinforcing the strength of the revolution grinding disc.

As an improvement of the scheme, the revolution grinding disc is provided with a plurality of openings for reducing the self weight, and the openings are distributed between the adjacent reinforcing rib plates.

As an improvement of the above scheme, the planet carrier is a shell structure, and the gear parts of the sun gear and the planet gear shafts are arranged in the shell structure.

As an improvement of the scheme, the mill further comprises a traction sleeve for connecting external equipment, and the traction sleeve is sleeved on the main driving shaft, and the sun gear is connected to the bottom of the traction sleeve.

As an improvement of the scheme, the driving device comprises a motor and a reduction gearbox, the main driving shaft is arranged on the reduction gearbox, and the motor drives the main driving shaft through the reduction gearbox.

Implement the utility model discloses, following beneficial effect has:

the utility model discloses a grinding machine, which comprises a plurality of grinding heads, a planetary gear set mechanism and a driving device, wherein the planetary gear set mechanism is used for driving the grinding heads to rotate and comprises a planetary frame, planetary gear shafts and sun wheels meshed with the planetary gear shafts, the grinding heads are distributed on the planetary frame, and the planetary gear shafts are provided with linkage components used for driving the grinding heads; furthermore, the planet carrier is provided with a main drive shaft connected to the drive means, which drive means drives the planet carrier in rotation via the main drive shaft.

Therefore, as a whole, the grinding heads mounted on the planetary frame form an integral large grinding head in the process of revolution due to the rotation of the planetary frame, so that the grinding head with the extremely large grinding radius is realized. Moreover, each monomer the grinding function of bistrique all person self, and then improve the utility model discloses an effect and the grinding efficiency of polishing.

On the other hand, the utility model discloses at the in-process of a plurality of bistriques of drive, only need provide an output device, compare current bistrique and need set exclusive motor, can save a large amount of energy consumptions.

Drawings

FIG. 1 is a schematic perspective view of a grinding machine according to the present invention;

FIG. 2 is a schematic cross-sectional view of the planetary gear set mechanism of the grinding machine of the present invention;

fig. 3 is a schematic sectional structure diagram of the mill of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, the present invention provides a grinding machine, which includes a plurality of grinding heads 1, a planetary gear set mechanism 2 for driving the grinding heads to rotate, and a driving device 3, wherein the planetary gear set mechanism 2 includes a planetary frame 21, a planetary gear shaft 22, and a sun gear 23 engaged with the planetary gear shaft 22, the grinding heads 1 are distributed on the planetary frame 21, and the planetary gear shaft 22 is provided with a linkage assembly 4 for driving the grinding heads 1;

wherein, the planetary frame 21 is provided with a main driving shaft 24 connected with the driving device 3, and the driving device 3 drives the planetary frame 21 to rotate through the main driving shaft 24, so that the grinding head 1 arranged on the planetary frame 21 revolves around the main driving shaft 24 while being driven by the planetary gear shaft 22.

Specifically, the driving device 3 includes a motor 31 and a reduction box 32, the main driving shaft 24 is mounted on the reduction box 32, and the motor 31 drives the main driving shaft 24 to rotate through the reduction box 32.

The planet frame 21 is provided with a revolution grinding disc 5 for enlarging the revolution radius of the grinding head, and the grinding heads 1 are circumferentially distributed and arranged on the revolution grinding disc 5. Therefore, the utility model discloses can set the revolution mill 5 of corresponding size according to the size that actually needs the processing product, in order to improve the utility model discloses an suitability.

Referring to fig. 3, the grinding head 1 comprises a rotating disk 11 for mounting a grinding member, a grinding head driving shaft 12 for driving the rotating disk to rotate, and a rotating shaft base 13, wherein the rotating shaft base 13 is fixedly mounted on the revolving grinding disk 5, the grinding head driving shaft 12 is mounted on the rotating shaft base 13, one end of the grinding head driving shaft 12 is connected with the rotating disk 11, and the other end is connected with the linkage assembly 4. It should be noted that the rotating disc 11 can be assembled with suitable grinding members, such as various types of grinding and polishing tools, brushes with various hardness materials, and the like, according to the actual processed plate material.

The linkage assembly 4 comprises a first transmission wheel 41 arranged on the planet gear shaft, a second transmission wheel 42 arranged on the grinding head driving shaft and a transmission piece 43, and the first transmission wheel 41 drives the second transmission wheel 42 to rotate through the transmission piece 43.

For the implementation of the transmission member 43, the transmission member 43 can be used for transmission by selecting a suitable gear set, transmission shaft, chain or synchronous belt according to the transmission distance between the grinding head driving shaft 12 and the planetary gear shaft 22. When the transmission distance between the grinder driving shafts 12 and the planetary gear shafts 22 is small, the transmission can be performed by using a gear train by means of gear transmission. When the transmission distance between the grinder driving shaft 12 and the planetary gear shaft 22 is large, in order to avoid reduction of transmission efficiency due to excessive gear transmission and increase of load of the revolving grinding disc 5, transmission may be performed by means of a transmission shaft, a chain and a timing belt. The transmission 43 is preferably a timing belt.

Further, the side wall of the planetary frame 21 is provided with a plurality of reinforcing ribs 6 for reinforcing the strength of the revolving grinding disc 5, so as to avoid the influence of the load of the grinding heads on the rigidity of the revolving grinding disc 5 in the case that the design size of the revolving grinding disc is too large. Thereby guarantee the utility model discloses a grinding roughness, simultaneously the revolution mill also need not to adopt too thick panel to improve its rigidity.

In order to further reduce unnecessary load on the revolving grinding disc 5, the revolving grinding disc 5 is provided with a plurality of openings 51 for reducing the weight of the revolving grinding disc, and the openings 51 are distributed between the adjacent reinforcing ribs 6.

Based on the utility model discloses a usage, can produce the powder or the large granule sweeps of a large amount of work pieces in its work, in order to avoid it to fly into in the planetary gear set mechanism, and influence the meshing transmission between its gear. The planetary frame 21 is of a shell structure, and the gear parts of the sun gear 23 and the planetary gear shafts 22 are arranged in the shell structure, so that pollution and erosion of the internal core transmission parts are avoided, and meanwhile, the maintenance period is prolonged.

The mill also comprises a traction sleeve 7 for connecting external equipment and a flange 71 connected with the traction sleeve 7, wherein the traction sleeve 7 is arranged on the main driving shaft 24, and the sun wheel 23 is connected to the bottom of the traction sleeve 7. Therefore, the utility model discloses the accessible flange 71 is loaded on the production line or on other swing arms and the arm.

In order to reduce the friction between the traction sleeve and the planet rack, a bearing is arranged between the traction sleeve and the planet rack, and similarly, the bearing is sleeved at the bottom end of the main driving shaft to reduce the friction between the main driving shaft and the planet rack.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims

1. A grinding machine is characterized by comprising a plurality of grinding heads, a planetary gear set mechanism and a driving device, wherein the planetary gear set mechanism is used for driving the grinding heads to rotate and comprises a planetary frame, planetary gear shafts and sun gears meshed with the planetary gear shafts, the grinding heads are distributed on the planetary frame, and the planetary gear shafts are provided with linkage assemblies used for driving the grinding heads;

2. The grinding machine as claimed in claim 1, wherein the planetary frame is provided with a revolving grinding disc for enlarging a revolving radius of the grinding heads, and the grinding heads are circumferentially distributed and mounted on the revolving grinding disc.

3. A grinding machine according to claim 1 wherein said grinding head includes a rotatable disk for mounting a grinding member and a grinding head drive shaft and a spindle base for driving rotation of said rotatable disk, said grinding head drive shaft being mounted on said spindle base, said grinding head drive shaft being connected at one end to said rotatable disk and at the other end to said linkage assembly.

4. A grinding machine according to claim 3 wherein said linkage assembly includes a first drive wheel mounted on said planet pin, a second drive wheel mounted on said grinding head drive shaft and a drive member, said first drive wheel driving said second drive wheel in rotation via said drive member.

5. A mill according to claim 4 wherein the drive member is a gear train, a drive shaft, a chain or a timing belt.

6. A grinding machine according to claim 2, wherein the side wall of the planetary housing is provided with a plurality of reinforcing ribs for reinforcing the strength of the revolving grinding disc.

7. The grinding machine as claimed in claim 6, wherein said revolving grinding disc is provided with a plurality of openings for reducing the weight of the grinding disc, and said openings are distributed between adjacent reinforcing ribs.

8. A mill according to claim 1 wherein the planet carrier is a housing structure and the gear portions of the sun gear and planet gear shafts are disposed in the housing structure.

9. A mill according to claim 1 further comprising a traction sleeve for connection to an external device, the traction sleeve being mounted on the main drive shaft, the sun being connected to the bottom of the traction sleeve.

10. A mill according to claim 1 wherein the drive means comprises a motor and a reduction gearbox, the main drive shaft being mounted on the reduction gearbox, the motor driving the main drive shaft through the reduction gearbox.