Motorized spindle structure facilitating impurity removal

Abstract

The utility model discloses a motorized spindle structure convenient to remove impurities, and relates to the technical field of motorized spindles, the motorized spindle structure convenient to remove impurities is provided with an impurity cleaning assembly, a connecting frame, a movable ring, a filter box and an air suction machine, and the connecting frame and the impurity cleaning assembly can be driven to move by moving the movable ring. The impurity cleaning assembly can move outside the motorized spindle body to conduct all-directional dust collection and sweeping operation on the surface of the motorized spindle body, dust is sucked into the filter box through the dust collection pipe after being swept down, and air is discharged out from a pipeline at the other end of the air suction machine after being filtered by multiple filter screens in the filter box. In addition, a cold water sleeve is further arranged outside the shell, cold water can be poured into the cold water sleeve in cooperation with a sealing cover, therefore, the shell is cooled, the heat dissipation rate of the shell is increased, and the heat dissipation effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of electric spindles, in particular to an electric spindle structure which is convenient for removing impurities. Background Art

[0002] At present, the electric spindle is an important component that connects the spindle box and the spindle motor of a machine tool. It is used more and more frequently on machine tools. With the continuous changes in the working environment of the electric spindle, the performance requirements for the electric spindle are getting higher and higher. In order to ensure the normal rotation of the electric spindle in harsh environments, it is necessary to ensure that no impurities enter the inside of the electric spindle or impurities are stuck in the rotating connection. However, the existing electric spindles do not have the function of removing impurities, and cannot prevent impurities from entering the inside of the electric spindle.

[0003] For example, the utility model with patent number CN201921702990.8 discloses a high-performance electric spindle that is easy to maintain, which relates to the field of electric spindle technology. The high-performance electric spindle that is easy to maintain includes a cooling box, wherein an electric spindle body is arranged inside the cooling box, and a high-precision collet nut is fixedly installed on the bottom outer surface of the cooling box, and the high-precision collet nut extends to the inside of the cooling box and is fixedly connected to the bottom of the electric spindle body, a first mounting block is fixedly installed on the outer wall of one side of the cooling box, and a second mounting block is fixedly installed on the outer wall of the other side of the cooling box, and a fixing plate is fixedly installed on the top outer surface of the cooling box, and a mounting plate is arranged on the top of the fixing plate, and a first fixing block and a second fixing block are fixedly installed on the bottom outer surface of the mounting plate. The high-performance electric spindle that is easy to maintain facilitates the installation and disassembly of the electric spindle body and facilitates the staff to perform daily maintenance of the electric spindle body;

[0004] The electric spindle in this patent cleans the dust on the surface of the electric spindle through the linkage of components such as an exhaust fan, a dust collection box and a dust collection nozzle. However, the position of the dust collection nozzle is fixed, and the surface of the electric spindle cannot be cleaned in all directions. The cleaning range is limited, resulting in a poor cleaning effect. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides an electric spindle structure which is convenient for removing impurities, thereby solving the problem that the surface of the electric spindle cannot be cleaned in all directions.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: an electric spindle structure that is convenient for removing impurities, comprising a shell, a first connecting flange is provided on one side of the shell, a second connecting flange is provided on the other side of the shell, a cold water jacket is fixedly installed on the outer surface of the shell, a sealing cover is detachably installed on the outside of the cold water jacket, a fixed head is provided on the outside of the first connecting flange, an electric spindle body is provided on the outside of the fixed head, a connecting head is fixedly installed on the end of the electric spindle body, an impurity cleaning assembly is installed on the outside of the electric spindle body, a connecting frame is installed on the outside of the impurity cleaning assembly, a movable ring is fixedly installed on the end of the connecting frame, a connecting plate is fixedly installed on the upper ends of the connecting frame and the movable ring, a filter box is fixedly installed on the upper end of the connecting plate, a uniformly distributed filter screen is provided inside the filter box, an air suction machine is fixedly installed on the outside of the filter box, and a dust suction pipe is provided between the filter box and the impurity cleaning assembly.

[0007] Preferably, the impurity cleaning component comprises a dust collector head, and evenly distributed dust collector holes are formed on the inner side of the dust collector head.

[0008] Furthermore, a connecting ring is fixedly installed on the inner side of the vacuum head, a cleaning sponge is fixedly connected to the inner side of the connecting ring, and the cleaning sponge is attached to the outer surface of the electric spindle body.

[0009] Furthermore, a connecting sleeve is fixedly mounted on the outer surface of the vacuum head, and the vacuum tube extends into the interior of the connecting sleeve.

[0010] Preferably, evenly distributed balls are arranged on the inner side of the movable ring, and the balls are attached to the surface of the outer shell.

[0011] Preferably, a total of four groups of the connecting frames are provided, and the connecting frames are attached to the outside of the first connecting flange.

[0012] Preferably, a bearing is provided inside the housing, and the electric spindle body is fitted on the inner wall of the bearing.

[0013] Beneficial Effects

[0014] The utility model provides an electric spindle structure that is convenient for removing impurities. Compared with the prior art, it has the following beneficial effects:

[0015] The electric spindle structure which is convenient for removing impurities is provided with an impurity cleaning component, a connecting frame, a movable ring, a filter box and an air suction machine. The movable ring can be moved to drive the connecting frame and the impurity cleaning component to move, so that the impurity cleaning component can move outside the electric spindle body, and the surface of the electric spindle body is dusted and cleaned in all directions. After the dust is swept down, it is sucked into the filter box through the dust suction pipe. The air is filtered by multiple filter nets inside the filter box and then discharged from the pipe at the other end of the air suction machine, so that the impurities are collected in the filter box, and the cleaning effect is better. In addition, a cold water jacket is also provided outside the outer shell, and cold water can be poured into the cold water jacket in cooperation with the sealing cover, so that the outer shell is cooled, the heat dissipation rate of the outer shell is accelerated, and the heat dissipation effect is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the housing in the utility model;

[0018] Figure 3 It is a structural schematic diagram of the connecting frame in the utility model;

[0019] Figure 4 It is an enlarged view of the impurity cleaning component in the utility model.

[0020] In the figure: 1. outer shell; 2. first connecting flange; 3. second connecting flange; 4. cold water jacket; 5. sealing cover; 6. fixed head; 7. electric spindle body; 8. connecting head; 9. impurity cleaning component; 901. dust suction head; 902. dust suction hole; 903. connecting ring; 904. cleaning sponge; 905. connecting sleeve; 10. connecting frame; 11. movable ring; 1101. ball bearing; 12. connecting plate; 13. filter box; 14. suction machine; 15. dust suction pipe. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-4The utility model provides a technical solution: an electric spindle structure that is convenient for removing impurities, including a shell 1, a first connecting flange 2 is arranged on one side of the shell 1, a second connecting flange 3 is arranged on the other side of the shell 1, a cold water jacket 4 is fixedly installed on the outer surface of the shell 1, and a sealing cover 5 is detachably installed on the outside of the cold water jacket 4. By setting the sealing cover 5, after opening the sealing cover 5, cold water can be poured into the cold water jacket 4, so as to cool the shell 1, accelerate the heat dissipation rate of the shell 1, and achieve better heat dissipation effect. A fixed head 6 is arranged on the outside of the first connecting flange 2, an electric spindle body 7 is arranged on the outside of the fixed head 6, a connecting head 8 is fixedly installed on the end of the electric spindle body 7, an impurity cleaning component 9 is installed on the outside of the electric spindle body 7, and a connecting frame 10 is installed on the outside of the impurity cleaning component 9. A movable ring 11 is fixedly installed at the end of the frame 10, a connecting plate 12 is fixedly installed on the upper ends of the connecting frame 10 and the movable ring 11, a filter box 13 is fixedly installed on the upper end of the connecting plate 12, and a filter screen evenly distributed inside the filter box 13 is arranged to filter dust. An air suction machine 14 is fixedly installed outside the filter box 13, and a dust suction pipe 15 is arranged between the filter box 13 and the impurity cleaning component 9. A total of four groups of connecting frames 10 are arranged, and the connecting frame 10 is attached to the outer side of the first connecting flange 2. A bearing is arranged inside the outer shell 1, and the electric spindle body 7 is attached to the inner wall of the bearing. After the air suction machine 14 is turned on, the air and dust at the impurity cleaning component 9 can be sucked into the filter box 13 through the dust suction pipe 15, and the air is filtered by the filter screen and then discharged from the outside of the air suction machine 14.

[0023] The impurity cleaning component 9 includes a dust collector head 901, the inner side of which is provided with evenly distributed dust collection holes 902, a connecting ring 903 fixedly installed on the inner side of the dust collector head 901, a cleaning sponge 904 fixedly connected to the inner side of the connecting ring 903, the cleaning sponge 904 is attached to the outer surface of the electric spindle body 7, the cleaning sponge 904 can clean the dust on the surface of the electric spindle body 7 during movement, so that the dust can be sucked into the dust collector head 901, a connecting sleeve 905 is fixedly installed on the outer surface of the dust collector head 901, the dust collection tube 15 extends to the inside of the connecting sleeve 905, evenly distributed balls 1101 are arranged on the inner side of the movable ring 11, the balls 1101 are attached to the surface of the outer shell 1, and by arranging the balls 1101, the balls 1101 will rotate on the surface of the outer shell 1 during the movement of the movable ring 11, thereby reducing the contact area with the outer shell 1 and reducing the degree of wear of the outer shell 1.

[0024] During operation, the impurity cleaning component 9 is first installed on the outer shell 1 and the electric spindle body 7. When it is necessary to clean the dust, the movable ring 11 can be moved. The movement of the movable ring 11 drives the connecting frame 10 and the impurity cleaning component 9 to move, so that the dust suction head 901 and the connecting ring 903 in the impurity cleaning component 9 can move outside the electric spindle body 7. After the dust is cleaned, it is sucked into the filter box 13 through the dust suction pipe 15, so that the surface of the electric spindle body 7 is dusted and cleaned in all directions. The air will be filtered by the multiple filter nets inside the filter box 13 and then discharged from the pipe at the other end of the air suction machine 14, so that the impurities are collected in the filter box 13, and the cleaning effect is better.

[0025] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. An electric spindle structure for facilitating the removal of impurities, comprising a housing (1), characterized in that: A first connecting flange (2) is provided on one side of the shell (1), and a second connecting flange (3) is provided on the other side of the shell (1); a cooling water jacket (4) is fixedly installed on the outer surface of the shell (1), and a sealing cover (5) is detachably installed on the outside of the cooling water jacket (4); a fixing head (6) is provided on the outside of the first connecting flange (2), and an electric spindle body (7) is provided on the outside of the fixing head (6); a connecting head (8) is fixedly installed on the end of the electric spindle body (7), and an impurity cleaning component (9) is installed on the outside of the electric spindle body (7) The impurity cleaning component (9) is externally mounted with a connecting frame (10), a movable ring (11) is fixedly mounted at the end of the connecting frame (10), a connecting plate (12) is fixedly mounted on the upper ends of the connecting frame (10) and the movable ring (11), a filter box (13) is fixedly mounted on the upper end of the connecting plate (12), a filter screen is evenly distributed inside the filter box (13), an air suction machine (14) is fixedly mounted outside the filter box (13), and a dust suction pipe (15) is arranged between the filter box (13) and the impurity cleaning component (9).

2. The electric spindle structure for facilitating the removal of impurities according to claim 1 is characterized in that: The impurity cleaning component (9) comprises a dust collecting head (901), and the inner side of the dust collecting head (901) is provided with evenly distributed dust collecting holes (902).

3. The electric spindle structure for facilitating the removal of impurities according to claim 2 is characterized in that: A connecting ring (903) is fixedly installed on the inner side of the dust collector head (901), and a cleaning sponge (904) is fixedly connected to the inner side of the connecting ring (903), and the cleaning sponge (904) is attached to the outer surface of the electric spindle body (7).

4. The electric spindle structure for facilitating the removal of impurities according to claim 3 is characterized in that: A connecting sleeve (905) is fixedly mounted on the outer surface of the dust suction head (901), and the dust suction tube (15) extends into the interior of the connecting sleeve (905).

5. The electric spindle structure for facilitating the removal of impurities according to claim 1 is characterized in that: Evenly distributed balls (1101) are arranged on the inner side of the movable ring (11), and the balls (1101) are attached to the surface of the outer shell (1).

6. The electric spindle structure for facilitating the removal of impurities according to claim 1, characterized in that: A total of four groups of the connecting frames (10) are provided, and the connecting frames (10) are attached to the outside of the first connecting flange (2).

7. The electric spindle structure for facilitating the removal of impurities according to claim 1 is characterized in that: A bearing is arranged inside the housing (1), and the electric spindle body (7) is fitted on the inner wall of the bearing.

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