Precise numerical control rotating shaft

Abstract

The utility model relates to the technical field of numerical control machining, and provides a precise numerical control rotating shaft which comprises a rotating shaft body and a mounting disc. A mounting disc is arranged on one side of the rotating shaft body, and a mounting structure is arranged on the outer wall of the side, close to the mounting disc, of the rotating shaft body. According to the utility model, through the arrangement of the heat dissipation structure, the rotating shaft is arranged between the two groups of heat dissipation seats, and cooling liquid is added into the diversion trench through the liquid inlet pipe and is discharged through the liquid outlet holes formed in the inner walls of the heat dissipation top seat and the heat dissipation base, so that the surface of the rotating shaft is subjected to heat dissipation treatment; and the two groups of heat dissipation seats are fixedly connected through the fixing blocks and the fixing bolts, so that the heat dissipation seats are convenient to disassemble and assemble, and the purposes of being convenient to disassemble and assemble and facilitating heat dissipation protection on the rotating shaft are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control processing, in particular to a precision numerical control rotating shaft. Background Art

[0002] With the development of the times, in order to meet the production and use of modern equipment, the requirements for the dimensional accuracy of various mechanical parts are becoming more and more stringent. In order to reduce the errors caused by mass production, CNC machine tools and other equipment are used for production, thereby reducing labor costs while increasing cost quality and production efficiency. In the process of using CNC lathes and other equipment for production, the use of its rotating shaft is indispensable;

[0003] However, during actual use, the shaft will generate a large amount of heat due to its high-speed rotation. After working for a long time, the heat will accumulate and may cause damage to the shaft, making it difficult to meet actual use needs without mass production. Utility Model Content

[0004] The utility model aims to provide a precision numerical control rotating shaft, so as to solve the defect that the existing numerical control rotating shaft is inconvenient to perform heat dissipation treatment on it.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a precision CNC rotating shaft, comprising a rotating shaft body and a mounting plate;

[0006] A mounting plate is disposed on one side of the shaft body, and a mounting structure is disposed on the outer wall of the shaft body on a side close to the mounting plate;

[0007] A connecting shaft is arranged on one side of the rotating shaft body away from the mounting plate, and a heat dissipation structure is arranged on the outer wall of the rotating shaft body;

[0008] The heat dissipation structure includes a heat dissipation top seat, a heat dissipation base, a fixing block, a fixing bolt, a guide groove, a liquid outlet, a liquid inlet pipe and a connecting column. The heat dissipation top seat is arranged on the outer wall of the rotating shaft body, a heat dissipation base is arranged on one side of the heat dissipation top seat, fixing blocks are evenly arranged on both sides of the heat dissipation top seat and the heat dissipation base, fixing bolts are penetrated inside the fixing blocks, guide grooves are provided inside the heat dissipation top seat and the heat dissipation base, a liquid outlet is provided on one side of the heat dissipation top seat, liquid inlet pipes are evenly provided on the inner walls of the heat dissipation top seat and the heat dissipation base on one side of the guide groove, and connecting columns are evenly arranged on one side of the heat dissipation base.

[0009] Preferably, the mounting structure includes a mounting seat, a mounting ring, a mounting bolt, a connecting plate and a connecting bolt. The mounting seat is arranged on the outer wall of the rotating shaft body close to the mounting disk. A mounting ring is arranged on the outer wall of the mounting seat, and the mounting bolts are evenly penetrated inside the mounting ring. A connecting plate is arranged on one side of the mounting seat on the outer wall of the rotating shaft body, and the connecting bolts are evenly penetrated inside the connecting plate.

[0010] Preferably, the mounting bolts are distributed at equal intervals on the outer wall of the mounting seat, and the connecting bolts are distributed at equal intervals on the outer wall of the connecting plate.

[0011] Preferably, one side of the connecting bolts extends into the interior of the mounting seat, and the mounting seat and the connecting plate are threadedly connected via the connecting bolts.

[0012] Preferably, the fixing blocks are symmetrically distributed on both sides of the heat dissipation top seat and the heat dissipation base, and adjacent fixing blocks on one side of the heat dissipation top seat and the heat dissipation base are in conflict with each other.

[0013] Preferably, the heat dissipation top seat and the heat dissipation base are connected to each other through a guide groove, and the liquid inlet pipes are distributed at equal intervals on the inner walls of the heat dissipation top seat and the heat dissipation base.

[0014] Preferably, one side of the liquid outlet hole extends to the interior of the guide groove, and the connecting columns are distributed at equal intervals on one side of the heat dissipation base.

[0015] The utility model provides a precision CNC rotating shaft, which has the advantages of:

[0016] By providing a heat dissipation structure, the rotating shaft is placed between two groups of heat dissipation seats, and the coolant is added into the interior of the guide groove through the liquid inlet pipe and discharged through the liquid outlet holes opened on the heat dissipation top seat and the inner wall of the heat dissipation base, thereby heat dissipation treatment is performed on the surface of the rotating shaft, and the two groups of heat dissipation seats are fixedly connected by fixing blocks and fixing bolts, thereby making it easy to disassemble and assemble, thereby achieving the purpose of easy disassembly and assembly and easy heat dissipation protection for the rotating shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 3 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 4 It is a side cross-sectional structural schematic diagram of the utility model;

[0021] Figure 5It is a three-dimensional structural schematic diagram of the utility model.

[0022] Explanation of the reference numerals in the figure: 1. rotating shaft body; 2. mounting plate; 3. mounting structure; 301. mounting seat; 302. mounting ring; 303. mounting bolt; 304. connecting plate; 305. connecting bolt; 4. connecting shaft; 5. heat dissipation structure; 501. heat dissipation top seat; 502. heat dissipation base; 503. fixing block; 504. fixing bolt; 505. guide groove; 506. liquid outlet; 507. liquid inlet pipe; 508. connecting column. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 5 The utility model provides a precision CNC rotating shaft, which includes a rotating shaft body 1 and a mounting plate 2.

[0025] Reference Figure 1-Figure 3 As shown, a mounting disk 2 is provided on one side of the shaft body 1, and a mounting structure 3 is provided on the outer wall of the shaft body 1 on the side close to the mounting disk 2. The mounting structure 3 includes a mounting seat 301, a mounting ring 302, mounting bolts 303, a connecting plate 304 and a connecting bolt 305. The mounting seat 301 is provided on the outer wall of the shaft body 1 on the side close to the mounting disk 2, and a mounting ring 302 is provided on the outer wall of the mounting seat 301, and the interior of the mounting ring 302 is evenly penetrated with mounting bolts 303, and a connecting plate 304 is provided on one side of the mounting seat 301 on the outer wall of the shaft body 1, and the interior of the connecting plate 304 is evenly penetrated with connecting bolts 305, the mounting bolts 303 are evenly distributed on the outer wall of the mounting seat 301, and the connecting bolts 305 are evenly distributed on the outer wall of the connecting plate 304, and one side of the connecting bolts 305 extends to the interior of the mounting seat 301, and the mounting seat 301 and the connecting plate 304 are threadedly connected through the connecting bolts 305.

[0026] In order to meet the requirements of precise processing of mechanical parts so that the data size of the parts is more accurate, and in order to carry out mass production without affecting the production quality of the parts, CNC lathes are usually used for processing. In the process of using the equipment for processing, the use of rotating shafts is indispensable. Traditional rotating shafts are difficult to install conveniently, and thus have certain limitations during use. Therefore, by providing a mounting structure 3, the device is easy to install and use, and thus easy to maintain and replace as a whole, which greatly increases the practicality of the device.

[0027] Reference Figure 1 , Figure 4 and Figure 5 As shown, a connecting shaft 4 is provided on the side of the rotating shaft body 1 away from the mounting plate 2, a heat dissipation structure 5 is provided on the outer wall of the rotating shaft body 1, and the heat dissipation structure 5 includes a heat dissipation top seat 501, a heat dissipation base 502, a fixing block 503, a fixing bolt 504, a guide groove 505, a liquid outlet 506, a liquid inlet pipe 507 and a connecting column 508, the heat dissipation top seat 501 is provided on the outer wall of the rotating shaft body 1, a heat dissipation base 502 is provided on one side of the heat dissipation top seat 501, fixing blocks 503 are evenly provided on both sides of the heat dissipation top seat 501 and the heat dissipation base 502, the interior of the fixing block 503 is penetrated by fixing bolts 504, the interior of the heat dissipation top seat 501 and the heat dissipation base 502 are provided with guide grooves 505, and one side of the heat dissipation top seat 501 A liquid outlet 506 is provided, and liquid inlet pipes 507 are evenly provided on the inner walls of the heat dissipation top seat 501 and the heat dissipation base 502 on one side of the guide groove 505. A connecting column 508 is evenly provided on one side of the heat dissipation base 502. The fixing blocks 503 are symmetrically distributed on both sides of the heat dissipation top seat 501 and the heat dissipation base 502. The adjacent fixing blocks 503 on one side of the heat dissipation top seat 501 and the heat dissipation base 502 are in conflict with each other. The heat dissipation top seat 501 and the heat dissipation base 502 are connected to each other through the guide groove 505. The liquid inlet pipes 507 are evenly distributed on the inner walls of the heat dissipation top seat 501 and the heat dissipation base 502. One side of the liquid outlet 506 extends to the inside of the guide groove 505. The connecting columns 508 are evenly distributed on one side of the heat dissipation base 502.

[0028] During the processing of a CNC lathe, the shaft rotates at a high speed, which will cause heat accumulation on the shaft, which may damage the shaft, thereby reducing the service life of the device, and making it difficult to meet actual use requirements. By providing a heat dissipation structure 5, the device can be easily installed on the surface of the shaft, and the surface of the shaft can be cooled by a coolant to prevent it from being damaged due to excessive temperature, thereby greatly increasing the functionality of the device.

[0029] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A precision CNC rotating shaft, comprising a rotating shaft body (1) and a mounting plate (2); Features: A mounting plate (2) is provided on one side of the rotating shaft body (1), and a mounting structure (3) is provided on the outer wall of the rotating shaft body (1) on the side close to the mounting plate (2); A connecting shaft (4) is provided on the side of the rotating shaft body (1) away from the mounting plate (2), and a heat dissipation structure (5) is provided on the outer wall of the rotating shaft body (1); The heat dissipation structure (5) comprises a heat dissipation top seat (501), a heat dissipation base (502), a fixing block (503), a fixing bolt (504), a guide groove (505), a liquid outlet hole (506), a liquid inlet pipe (507) and a connecting column (508); the heat dissipation top seat (501) is arranged on the outer wall of the rotating shaft body (1); the heat dissipation base (502) is arranged on one side of the heat dissipation top seat (501); and fixing blocks (503) are evenly arranged on both sides of the heat dissipation top seat (501) and the heat dissipation base (502). 503), the interior of the fixing block (503) is penetrated by fixing bolts (504), the interior of the heat dissipation top seat (501) and the heat dissipation base (502) are both provided with guide grooves (505), one side of the heat dissipation top seat (501) is provided with a liquid outlet (506), one side of the guide groove (505) and the inner wall of the heat dissipation top seat (501) and the heat dissipation base (502) are evenly provided with liquid inlet pipes (507), and one side of the heat dissipation base (502) is evenly provided with connecting columns (508).

2. A precision CNC rotating shaft according to claim 1, characterized in that: The mounting structure (3) comprises a mounting seat (301), a mounting ring (302), mounting bolts (303), a connecting plate (304) and connecting bolts (305); the mounting seat (301) is arranged on the outer wall of the rotating shaft body (1) close to the mounting plate (2); the mounting ring (302) is arranged on the outer wall of the mounting seat (301); the mounting bolts (303) are evenly penetrated inside the mounting ring (302); a connecting plate (304) is arranged on one side of the mounting seat (301) on the outer wall of the rotating shaft body (1); the connecting bolts (305) are evenly penetrated inside the connecting plate (304).

3. A precision CNC rotating shaft according to claim 2, characterized in that: The mounting bolts (303) are distributed at equal intervals on the outer wall of the mounting seat (301), and the connecting bolts (305) are distributed at equal intervals on the outer wall of the connecting plate (304).

4. The precision CNC rotating shaft according to claim 2, characterized in that: One side of the connecting bolt (305) extends to the interior of the mounting seat (301), and the mounting seat (301) and the connecting plate (304) are threadedly connected via the connecting bolt (305).

5. The precision CNC rotating shaft according to claim 1, characterized in that: The fixing blocks (503) are symmetrically distributed on both sides of the heat dissipation top seat (501) and the heat dissipation base (502), and adjacent fixing blocks (503) on one side of the heat dissipation top seat (501) and the heat dissipation base (502) are in contact with each other.

6. The precision CNC rotating shaft according to claim 1, characterized in that: The heat dissipation top seat (501) and the heat dissipation base (502) are connected to each other via a guide groove (505), and the liquid inlet pipes (507) are distributed at equal intervals on the inner walls of the heat dissipation top seat (501) and the heat dissipation base (502).

7. The precision CNC rotating shaft according to claim 1, characterized in that: One side of the liquid outlet hole (506) extends to the interior of the guide groove (505), and the connecting columns (508) are distributed at equal intervals on one side of the heat dissipation base (502).

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