Polishing and grinding head assembly of microcrystal polishing and grinding machine

Abstract

The utility model discloses a polishing and grinding head assembly of a microcrystal polishing and grinding machine, which comprises a polishing and grinding head mounting assembly, a polishing and grinding head body is detachably mounted at the bottom of the polishing and grinding head mounting assembly, and a lifting driving assembly is mounted above the polishing and grinding head mounting assembly. The output end of the lifting driving assembly is fixedly connected with the center of the top of the polishing and grinding head mounting assembly through a driving shaft, a polishing and grinding auxiliary water spraying assembly is fixedly mounted on the lifting driving assembly, a water adding opening is formed in the polishing and grinding auxiliary water spraying assembly, and a sealing plug is detachably mounted on the water adding opening. The polishing and grinding device has the advantages that the polishing and grinding device is simple in structure, the polishing and grinding head body which is prone to abrasion can be detached and replaced conveniently, meanwhile, water can be sprayed during polishing, the polishing and grinding head body can be cooled, generated chippings can be washed away, the polishing and grinding efficiency is improved, and the polishing and grinding device is suitable for popularization and application. And the polishing and grinding quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of microcrystalline glass polishing, and specifically, to a polishing head assembly of a microcrystalline polishing machine. Background Technique

[0002] Microcrystalline glass is a polycrystalline solid-phase material containing vitreous body, which is obtained by subjecting a base glass with certain specific compositions to controlled nucleation and crystallization at a certain temperature. The properties of glass ceramics are mainly determined by the main crystal phase, and the main crystal phase can be realized by controlling nucleation, crystallization and selecting different parent glass components. Glass ceramics have both the characteristics of glass and ceramics, and are superior to metals and polymers in terms of thermal, chemical, biological, optical and electrical properties.

[0003] When processing microcrystalline glass, it needs to be polished, and generally a polishing head is required. Due to long-term friction, its wear speed is relatively fast. The existing polishing head assembly is not convenient for replacing the polishing head, and during polishing, a large amount of debris and heat are easily generated. The existing polishing head assembly is not convenient for performing water spraying and cooling work during polishing.

[0004] Aiming at the problems in the related technology, no effective solution has been proposed yet. Content of the Utility Model

[0005] Aiming at the deficiencies existing in the prior art, the purpose of the utility model is to propose a polishing head assembly of a microcrystalline polishing machine.

[0006] In order to achieve the above purpose, the utility model is realized through the following technical solutions. A polishing head assembly of a microcrystalline polishing machine includes a polishing head mounting assembly. The bottom of the polishing head mounting assembly is detachably installed with a polishing head body. An elevating drive assembly is installed above the polishing head mounting assembly, and the output end of the elevating drive assembly is fixedly connected to the center of the top of the polishing head mounting assembly through a drive shaft. A polishing auxiliary water spraying assembly is fixedly installed on the elevating drive assembly. A water filling port is opened on the polishing auxiliary water spraying assembly, and a sealing plug is detachably installed on the water filling port. Both sides of the bottom of the polishing auxiliary water spraying assembly are provided with telescopic water conveying members communicated with the polishing head mounting assembly.

[0007] Preferably, the polishing head mounting assembly includes a lower mounting shell. An inner positioning ring is fixedly arranged in the lower mounting shell, and mounting holes are symmetrically opened on the lower mounting shell. The top of the polishing head body is symmetrically connected with threaded shafts penetrating through the mounting holes. A limiting threaded sleeve is sleeved on one end of the threaded shaft located outside the lower mounting shell. An annular cavity is formed between the lower mounting shell and the inner positioning ring. An annular flow channel is arranged in the lower mounting shell. The bottom of the annular flow channel is provided with a plurality of water spraying ports communicated with the annular cavity.

[0008] Preferably, the lifting drive assembly includes a housing body, a drive motor is arranged inside the housing body, an output end of the drive motor is connected to the drive shaft, and the drive shaft movably penetrates through a bottom of the housing body. Electric telescopic rods symmetrically installed on a top of the drive motor are fixedly connected to an inner top of the housing body.

[0009] Preferably, heat dissipation openings are formed in both sides of a top of the housing body, dust-proof filters are installed in the heat dissipation openings, support cross bars are fixedly connected to both sides of the drive motor, guide sliders are fixed to the other ends of the support cross bars, and guide chutes matching the guide sliders are formed in both sides of an inner wall of the housing body.

[0010] Preferably, the polishing auxiliary water spraying assembly includes a water storage tank, an arc-shaped support plate is integrally connected inside the water storage tank, a delivery pump is installed on the arc-shaped support plate, an output end of the delivery pump penetrates through the arc-shaped support plate and is connected to a main water delivery pipe, a transverse auxiliary water delivery pipe is connected to a bottom of the main water delivery pipe, and telescopic water delivery members are connected to both ends of the transverse auxiliary water delivery pipe.

[0011] Preferably, the telescopic water delivery member includes an L-shaped fixed pipe, one end of the L-shaped fixed pipe is communicated with the transverse auxiliary water delivery pipe, the other end of the L-shaped fixed pipe is connected to a telescopic hose, and a connecting pipe communicated with the annular flow channel is connected to an end of the telescopic hose far from the L-shaped fixed pipe.

[0012] Preferably, an installation sleeve is fixedly sleeved on an outer wall of the polishing auxiliary water spraying assembly, installation support frames are symmetrically installed on the installation sleeve, and the polishing auxiliary water spraying assembly is installed and connected to an external support through the installation support frames.

[0013] The utility model provides a polishing head assembly of a microcrystalline glass polishing machine, and the beneficial effects are as follows:

[0014] By detachably installing a polishing head body at a bottom of the polishing head installation assembly, it is convenient to replace the polishing head body in time when it is severely worn. The lifting drive assembly can drive the polishing head installation assembly and the polishing head body at the bottom thereof to move up and down, so as to adapt to the polishing work of microcrystalline glass with different thicknesses. The polishing auxiliary water spraying assembly can wash the surface during the polishing work to prevent overheating problems, and at the same time, can wash out the debris generated by polishing. With the cooperation of the telescopic water delivery member, when the polishing head installation assembly and the polishing head body at the bottom thereof move up and down, the water spraying work is not affected. The structure of the utility model is simple, it is convenient to disassemble and replace the easily worn polishing head body, and at the same time, water can be sprayed during the polishing process to cool it and wash out the generated debris, thereby improving the polishing quality. Description of the Drawings

[0015] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0016] Figure 1 is the front view of a polishing head assembly of a microcrystalline polishing machine according to an embodiment of the present invention;

[0017] Figure 2 is the structural schematic diagram of a polishing head mounting assembly in a polishing head assembly of a microcrystalline polishing machine according to an embodiment of the present invention;

[0018] Figure 3 is the structural schematic diagram of a lifting drive assembly in a polishing head assembly of a microcrystalline polishing machine according to an embodiment of the present invention;

[0019] Figure 4 is the structural schematic diagram of a polishing auxiliary water spraying assembly in a polishing head assembly of a microcrystalline polishing machine according to an embodiment of the present invention;

[0020] Figure 5 is the structural schematic diagram of a telescopic water conveying member in a polishing head assembly of a microcrystalline polishing machine according to an embodiment of the present invention.

[0021] In the figure:

[0022] 1, polishing head mounting assembly; 2, polishing head body; 3, lifting drive assembly; 4, drive shaft; 5, polishing auxiliary water spraying assembly; 6, sealing plug; 7, telescopic water conveying member; 8, lower mounting shell; 9, inner positioning ring; 10, threaded shaft; 11, limit threaded sleeve; 12, annular cavity; 13, annular flow channel; 14, water spraying port; 15, outer shell body; 16, drive motor; 17, electric telescopic rod; 18, heat dissipation port; 19, dust-proof filter screen; 20, support cross bar; 21, guiding slider; 22, guiding chute; 23, water storage tank; 24, arc-shaped support plate; 25, delivery pump; 26, main water delivery pipe; 27, transverse secondary water delivery pipe; 28, L-shaped fixing pipe; 29, telescopic hose; 30, connecting pipe; 31, mounting sleeve; 32, mounting support frame. Detailed implementation manners

[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0024] Please refer to Figures 1-5 , the present utility model provides a polishing head assembly for a microcrystalline polishing machine, including a polishing head mounting assembly 1. A polishing head body 2 is detachably mounted at the bottom of the polishing head mounting assembly 1. By detachably mounting the polishing head body 2 at the bottom of the polishing head mounting assembly 1, it is convenient to replace the polishing head body 2 in time when it is severely worn. An elevating drive assembly 3 is mounted above the polishing head mounting assembly 1, and the output end of the elevating drive assembly 3 is fixedly connected to the center of the top of the polishing head mounting assembly 1 through a drive shaft 4. By providing the elevating drive assembly 3, the polishing head mounting assembly 1 and the polishing head body 2 at its bottom can be driven to move up and down, so as to adapt to the polishing work of microcrystalline glass with different thicknesses. A polishing auxiliary water spraying assembly 5 is fixedly mounted on the elevating drive assembly 3. A water filling port is provided on the polishing auxiliary water spraying assembly 5, and a sealing plug 6 is detachably mounted on the water filling port. At the bottom of both sides of the polishing auxiliary water spraying assembly 5, there are telescopic water conveying members 7 communicating with the polishing head mounting assembly 1. When the polishing auxiliary water spraying assembly 5 is working for polishing, it can wash its surface to prevent overheating problems, and at the same time, it can wash out the debris generated by polishing. With the cooperation of the telescopic water conveying members 7, when the polishing head mounting assembly 1 and the polishing head body 2 at its bottom move up and down, it will not affect its water spraying work.

[0025] In one embodiment, please refer to the attached drawings of the specification Figure 2 As shown, the polishing head mounting assembly 1 includes a lower mounting shell 8. An inner positioning ring 9 is fixedly arranged in the lower mounting shell 8, and mounting holes are symmetrically opened on the lower mounting shell 8. The top of the polishing head body 2 is symmetrically connected with threaded shafts 10 passing through the mounting holes. A limit threaded sleeve 11 is sleeved at one end of the threaded shaft 10 outside the lower mounting shell 8. An annular cavity 12 is formed between the lower mounting shell 8 and the inner positioning ring 9. An annular flow channel 13 is arranged in the lower mounting shell 8, and a plurality of water spraying ports 14 communicating with the annular cavity 12 are opened at the bottom of the annular flow channel 13. By installing the provided polishing head body 2 in the inner positioning ring 9 and then using the threaded shafts 10 and the limit threaded sleeves 11 for installation and limitation, at the same time, the annular flow channel 13 receives the water from the polishing auxiliary water spraying assembly 5 and sprays it out through the water spraying ports 14. During polishing, it flushes the debris generated by polishing and plays a role in cooling.

[0026] In one embodiment, please refer to the accompanying drawings of the specification Figure 3 As shown, the lifting drive assembly 3 includes a housing 15. A drive motor 16 is disposed inside the housing 15. The output end of the drive motor 16 is connected to the drive shaft 4, and the drive shaft 4 movably penetrates through the bottom of the housing 15. Electric telescopic rods 17 symmetrically mounted on the top of the drive motor 16 are fixedly connected to the inner top of the housing 15. Heat dissipation openings 18 are formed on both sides of the top of the housing 15, and dust-proof filters 19 are installed in the heat dissipation openings 18. Support cross bars 20 are fixedly connected to both sides of the drive motor 16, and guide sliders 21 are fixed to the other ends of the support cross bars 20. Guide chutes 22 matching the guide sliders 21 are formed on both sides of the inner wall of the housing 15. The drive motor 16 drives the drive shaft 4 to rotate, so that the polishing head mounting assembly 1 at its bottom rotates. The provided electric telescopic rods 17 can drive the drive motor 16 to move up and down. The provided guide sliders 21 cooperate with the guide chutes 22 to play a guiding role during the movement of the drive motor 16.

[0027] In one embodiment, please refer to the accompanying drawings of the specification Figures 4-5 As shown, the polishing auxiliary water spraying assembly 5 includes a water storage tank 23. An arc-shaped support plate 24 is integrally connected inside the water storage tank 23. A delivery pump 25 is installed on the arc-shaped support plate 24. The output end of the delivery pump 25 penetrates through the arc-shaped support plate 24 and is connected to a main water delivery pipe 26. A transverse auxiliary water delivery pipe 27 is connected to the bottom of the main water delivery pipe 26, and telescopic water delivery members 7 are connected to both ends of the transverse auxiliary water delivery pipe 27. The telescopic water delivery member 7 includes an L-shaped fixed pipe 28. One end of the L-shaped fixed pipe 28 is communicated with the transverse auxiliary water delivery pipe 27, and the other end of the L-shaped fixed pipe 28 is connected to a telescopic hose 29. The end of the telescopic hose 29 away from the L-shaped fixed pipe 28 is connected to a connecting pipe 30 communicated with the annular flow channel 13. The provided delivery pump 25 sends the water in the water storage tank 23 into the transverse auxiliary water delivery pipe 27 through the main water delivery pipe 26. The transverse auxiliary water delivery pipe 27 is communicated with the L-shaped fixed pipe 28 to conduct water delivery work. Through the telescopic hose 29 provided between the L-shaped fixed pipe 28 and the connecting pipe 30, when the polishing head mounting assembly 1 and the polishing head body 2 at its bottom move up and down, the telescopic hose 29 can adapt to its telescopic movement, so as not to affect water spraying.

[0028] In one embodiment, please refer to the accompanying drawings of the specification Figure 1As shown, an installation sleeve 31 is fixedly sleeved on the outer wall of the polishing auxiliary water spraying assembly 5. Installation support frames 32 are symmetrically installed on the installation sleeve 31. The polishing auxiliary water spraying assembly 5 is installed and connected to an external support frame through the installation support frames 32. By providing the installation sleeve 31 and the installation support frames 32, it is convenient for the installation and connection work of the polishing auxiliary water spraying assembly 5 and the external support frame.

[0029] In one embodiment, please refer to the attached drawings of the specification Figure 2 As shown, the polishing auxiliary water spraying assembly 5 includes a water storage tank 23. An arc-shaped support plate 24 is integrally connected inside the water storage tank 23. A delivery pump 25 is installed on the arc-shaped support plate 24. The output end of the delivery pump 25 penetrates through the arc-shaped support plate 24 and is connected to a main water delivery pipe 26. A transverse auxiliary water delivery pipe 27 is connected to the bottom of the main water delivery pipe 26, and both ends of the transverse auxiliary water delivery pipe 27 are connected to the telescopic water delivery member 7. By providing the delivery pump 25, the water in the water storage tank 23 is sent into the transverse auxiliary water delivery pipe 27 through the main water delivery pipe 26, and then sent into the telescopic water delivery member 7 through the transverse auxiliary water delivery pipe 27 to achieve the water delivery work.

[0030] In actual application, a polishing head body 2 is detachably installed at the bottom of the polishing head installation assembly 1, which is convenient for timely replacement of the polishing head body 2 when it is severely worn. By providing the lifting drive assembly 3, the polishing head installation assembly 1 and the polishing head body 2 at its bottom can be driven to move up and down, so as to adapt to the polishing work of microcrystalline glass with different thicknesses. When the polishing auxiliary water spraying assembly 5 is performing polishing work, it can wash its surface to prevent overheating problems, and at the same time, it can wash out the debris generated by polishing. Cooperating with the telescopic water delivery member 7, when the polishing head installation assembly 1 and the polishing head body 2 at its bottom move up and down, it will not affect its water spraying work. The structure of the present utility model is simple, which is convenient for disassembling and replacing the easily worn polishing head body 2. At the same time, it can spray water during polishing to cool it down and wash the generated debris, improving the polishing quality.

[0031] Although this specification is described according to the embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A polishing head assembly for a microcrystalline polishing machine, characterized in that, It includes a polishing head mounting assembly (1), a polishing head body (2) is detachably mounted at the bottom of the polishing head mounting assembly (1), a lifting drive assembly (3) is mounted above the polishing head mounting assembly (1), and the output end of the lifting drive assembly (3) is fixedly connected to the center of the top of the polishing head mounting assembly (1) through a drive shaft (4). A polishing auxiliary water spraying assembly (5) is fixedly mounted on the lifting drive assembly (3). A water filling port is provided on the polishing auxiliary water spraying assembly (5), and a sealing plug (6) is detachably mounted on the water filling port. Telescopic water conveying members (7) communicating with the polishing head mounting assembly (1) are arranged at the bottom of both sides of the polishing auxiliary water spraying assembly (5).

2. The polishing head assembly of a microcrystalline polishing machine according to claim 1, characterized in that, The polishing head mounting assembly (1) includes a lower mounting shell (8), an inner positioning ring (9) is fixedly arranged inside the lower mounting shell (8), and mounting holes are symmetrically formed in the lower mounting shell (8). Threaded shafts (10) penetrating through the mounting holes are symmetrically connected to the top of the polishing head body (2). A limit threaded sleeve (11) is sleeved on one end of the threaded shaft (10) outside the lower mounting shell (8). An annular cavity (12) is formed between the lower mounting shell (8) and the inner positioning ring (9). An annular flow channel (13) is arranged inside the lower mounting shell (8). A plurality of water spraying ports (14) communicating with the annular cavity (12) are formed at the bottom of the annular flow channel (13).

3. The polishing head assembly of a microcrystalline polishing machine according to claim 2, wherein The lifting drive assembly (3) includes an outer shell (15), a drive motor (16) is arranged inside the outer shell (15), the output end of the drive motor (16) is connected to the drive shaft (4), and the drive shaft (4) movably penetrates through the bottom of the outer shell (15). Electric telescopic rods (17) fixedly connected to the inner top of the outer shell (15) are symmetrically mounted on the top of the drive motor (16).

4. The polishing head assembly of a microcrystalline polishing machine according to claim 3, characterized in that, Heat dissipation ports (18) are formed on both sides of the top of the outer shell (15), dust-proof filters (19) are mounted inside the heat dissipation ports (18). Support cross bars (20) are fixedly connected to both sides of the drive motor (16), guide sliders (21) are fixed to the other ends of the support cross bars (20), and guide chutes (22) matching the guide sliders (21) are formed on both sides of the inner wall of the outer shell (15).

5. The polishing head assembly of a microcrystalline polishing machine according to claim 4, characterized in that, The polishing auxiliary water spraying assembly (5) includes a water storage tank (23), an arc-shaped support plate (24) is integrally connected inside the water storage tank (23), a delivery pump (25) is mounted on the arc-shaped support plate (24), the output end of the delivery pump (25) penetrates through the arc-shaped support plate (24) and is connected to a main water delivery pipe (26), a transverse auxiliary water delivery pipe (27) is connected to the bottom of the main water delivery pipe (26), and telescopic water conveying members (7) are connected to both ends of the transverse auxiliary water delivery pipe (27).

6. The polishing head assembly of a microcrystalline polishing machine according to claim 5, characterized in that, The telescopic water delivery member (7) includes an L-shaped fixed pipe (28). One end of the L-shaped fixed pipe (28) communicates with the transverse auxiliary water delivery pipe (27), and a telescopic hose (29) is connected to the other end of the L-shaped fixed pipe (28). One end of the telescopic hose (29) away from the L-shaped fixed pipe (28) is connected to a connecting pipe (30) that communicates with the annular flow channel (13).

7. The polishing head assembly of a microcrystalline polishing machine according to claim 6, characterized in that An installation sleeve (31) is fixedly sleeved on the outer wall of the polishing auxiliary water spraying assembly (5). Installation support frames (32) are symmetrically installed on the installation sleeve (31), and the polishing auxiliary water spraying assembly (5) is installed and connected to an external support through the installation support frames (32).

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