Waterproof structure of grinding wheel spindle of grinding machine

Abstract

The utility model discloses a grinding machine grinding wheel spindle waterproof structure which comprises a waterproof shell and a through hole. A through hole is formed in one side of the waterproof shell, a rotating groove is formed in one side of the front end of the top of the waterproof shell, a mounting plate is fixed to one side of the bottom end of the waterproof shell, and a rear waterproof plate is mounted at the rear end of the waterproof shell; a motor is installed on one side in the waterproof shell, a connecting structure is arranged on one side of the motor, an auxiliary structure is arranged in the rotating groove and comprises a sealing ring, a limiting groove, a rolling groove and a ball, and the sealing ring is installed in the rotating groove. Through the arrangement of the waterproof shell, the motor and the main shaft can be completely covered, water is prevented from entering the interior of the main shaft in the use process, and through the use of the sealing ring, the joint of the main shaft and the rotating groove can be sealed, water is prevented from entering the interior of the waterproof shell through the rotating groove, and the service life of the waterproof shell is prolonged. And water is prevented from entering the motor and the main shaft.

Description

TECHNICAL FIELD

[0001] The utility model relates to a grinding machine grinding wheel technical field especially relates to a grinding machine grinding wheel spindle waterproof structure. BACKGROUND

[0002] Grinding machine grinding wheel spindle is the part of connecting grinding machine and grinding wheel, it is responsible for transmission grinding wheel and provides necessary stability and precision, through the rotation of main shaft, grinding wheel can rotate at high speed, and the workpiece is accurately ground, and the advantages and disadvantages of grinding machine grinding wheel spindle directly influence the performance and processing accuracy of grinding machine.

[0003] When the main shaft is assembled, it also needs to be waterproofed to ensure that the motor and the main shaft are not prone to water ingress during actual use, which affects use, so a grinding machine grinding wheel spindle waterproof structure is needed to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a grinding machine grinding wheel spindle waterproof structure to solve the defect that the motor and the main shaft are prone to water ingress during actual use.

[0005] In order to solve the above technical problem, the utility model provides the following technical scheme: a grinding machine grinding wheel spindle waterproof structure, including waterproof shell and through -hole, the one side of waterproof shell is equipped with through -hole, the inside of waterproof shell top front end one side is equipped with rotary groove, the one side of waterproof shell bottom is equipped with mounting plate, the rear end of waterproof shell is installed with rear waterproof board, the one side of waterproof shell inside is installed with motor, the one side of motor is provided with connecting structure, the inside of rotary groove is provided with auxiliary structure, the auxiliary structure includes sealing ring, limit groove, rolling groove and ball, the sealing ring is installed in the inside of rotary groove.

[0006] Preferably, the limit groove is provided on one side of the inside of the waterproof shell, the inner wall of the limit groove is provided with a rolling groove, and the rolling groove is provided with a ball.

[0007] Preferably, the ball is provided with a plurality of balls, and the ball is movably connected in the rolling groove.

[0008] Preferably, the ball is provided with a plurality of balls, and the ball is movably connected in the rolling groove.

[0009] Preferably, the connecting structure includes a main shaft, a first connecting disc, a belt and a second rotating disc, the main shaft is installed in the limit groove, one end of the main shaft is fixed with the first connecting disc, the second rotating disc is fixed with the outer side of the motor output end, and the outer side of the first connecting disc and the second rotating disc is provided with a belt.

[0010] Preferably, the sealing ring is installed inside the rotating groove, and the sealing ring and the main shaft form a sealed connection.

[0011] Preferably, the through hole is provided with two groups, and the two groups of through holes are symmetrically distributed on one side of the waterproof shell.

[0012] The grinding wheel spindle waterproof structure of the grinding machine has the advantages that:

[0013] The motor and the main shaft are fully covered by the waterproof shell, so that water cannot enter the inside of the main shaft during use, and the connection between the main shaft and the rotating groove is sealed by the sealing ring, so that water cannot enter the inside of the waterproof shell through the rotating groove, and the motor and the main shaft are prevented from being flooded.

[0014] The cooperation of the rolling groove and the rolling ball can reduce the friction between the main shaft and the limiting groove, so that the friction is smaller when the main shaft rotates in the limiting groove, thereby reducing the friction.

[0015] The belt is provided to facilitate disassembly and replacement when damaged, thereby reducing maintenance cost and time, and by adjusting the tightness of the belt or replacing belts of different specifications, the speed of the main shaft can be adjusted to a certain extent to adapt to different processing requirements. BRIEF DESCRIPTION OF DRAWINGS

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

[0017] Figure 2 It is a rear view structure schematic diagram of the utility model;

[0018] Figure 3 It is a front view local section structure schematic diagram of the utility model;

[0019] Figure 4 It is a rear view section structure schematic diagram of the utility model;

[0020] Figure 5 It is a Figure 3 It is a local enlarged structure schematic diagram of A in the middle.

[0021] In the figure: 1, waterproof shell; 2, through hole; 3, rotating groove; 4, mounting plate; 5, rear waterproof plate; 6, motor; 7, connecting structure; 701, main shaft; 702, first connecting disc; 703, belt; 704, second rotating disc; 8, auxiliary structure; 801, sealing ring; 802, limiting groove; 803, rolling groove; 804, rolling ball. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present utility model.

[0023] The utility model embodiment provides a grinding machine grinding wheel spindle waterproof structure, as Figures 1-5 The utility model discloses a grinding machine grinding wheel spindle waterproof structure, as shown in the figure, including waterproof shell 1 and through -hole 2, one side of waterproof shell 1 is equipped with through -hole 2, and the inside of waterproof shell 1 top front end one side is equipped with rotary groove 3, and the bottom end of waterproof shell 1 one side is fixed with mounting plate 4, and the rear end of waterproof shell 1 is installed with rear waterproof board 5, one side in the inside of waterproof shell 1 is installed with motor 6, and one side of motor 6 is provided with connecting structure 7, and the inside of rotary groove 3 is provided with auxiliary structure 8.

[0024] The utility model further preferable embodiment, as Figures 1-5 Connecting structure 7 includes spindle 701, first connecting disc 702, belt 703 and second rotary disc 704, the inside of limit groove 802 is installed with spindle 701, and one end of spindle 701 is fixed with first connecting disc 702, and the outside of motor 6 output end is fixed with second rotary disc 704, and the outside of first connecting disc 702 and second rotary disc 704 is installed with belt 703, and the inside of rotary groove 3 is installed with sealing ring 801, and sealing ring 801 and spindle 701 form sealed connection, and through -hole 2 is provided with two groups, and two groups of through -hole 2 are symmetrically distributed on one side of waterproof shell 1.

[0025] Specifically, in the embodiment: when installing the spindle 701, the motor 6 and the spindle 701 are installed in the inside of the waterproof shell 1, at this time, the motor 6 and the spindle 701 can be completely covered by the waterproof shell 1, so that water does not enter the inside of the spindle during use, and the use of the sealing ring 801 can seal the connection between the spindle 701 and the rotary groove 3, so that water does not enter the inside of the waterproof shell 1 through the rotary groove 3, so that the motor 6 and the spindle 701 do not enter water, and when the spindle 701 rotates, the cooperation of the rolling groove 803 and the ball 804 can reduce the friction between the spindle 701 and the limit groove 802, so that the spindle 701 rotates with smaller friction in the inside of the limit groove 802, thereby achieving the effect of reducing the friction.

[0026] The utility model further preferable embodiment, as Figures 1-5As shown: auxiliary structure 8 includes sealing ring 801, limit groove 802, rolling groove 803 and ball 804, sealing ring 801 is installed in the inside of rotating groove 3, limit groove 802 is opened in the inside of waterproof case 1 one side, limit groove 802's inner wall is opened with rolling groove 803, rolling groove 803's inside is installed with ball 804, ball 804 is provided with several, ball 804 is movably connected in the inside of rolling groove 803, ball 804 is provided with several, several ball 804 is annularly distributed in the inside of limit groove 802.

[0027] Specifically, in the embodiment, when the main shaft 701 needs to be started to rotate, the external power supply starts the motor 6, and the motor 6 drives the second rotating disc 704 to rotate when rotating, the second rotating disc 704 drives the first connecting disc 702 to rotate through the belt 703 when rotating, and the first connecting disc 702 drives the main shaft 701 to rotate for work when rotating. The setting of the belt 703 facilitates the disassembly and replacement when damaged, reduces the maintenance cost and time, and by adjusting the tightness of the belt 703 or replacing the belt 703 of different specifications, the rotating speed of the main shaft 701 can be adjusted to a certain extent to adapt to different processing requirements.

[0028] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A grinding wheel spindle waterproof structure of grinding machine, including waterproof shell (1) and through -hole (2); It is characterized in that: One side of the waterproof shell (1) is provided with a through hole (2), a rotating groove (3) is formed in the inside of the top front end of the waterproof shell (1), an installation plate (4) is fixed to one side of the bottom end of the waterproof shell (1), and a rear waterproof plate (5) is installed at the rear end of the waterproof shell (1); A motor (6) is installed on one side of the inside of the waterproof shell (1), a connecting structure (7) is arranged on one side of the motor (6), an auxiliary structure (8) is arranged in the inside of the rotating groove (3), the auxiliary structure (8) includes a sealing ring (801), a limiting groove (802), a rolling groove (803) and a ball (804), and the sealing ring (801) is installed in the inside of the rotating groove (3).

2. The waterproof structure of a grinding wheel spindle of a grinding machine according to claim 1, characterized in that: The limiting groove (802) is formed on one side of the inside of the waterproof shell (1), the rolling groove (803) is formed on the inner wall of the limiting groove (802), and the ball (804) is installed in the inside of the rolling groove (803).

3. The waterproof structure of a grinding wheel spindle of a grinding machine according to claim 1, characterized in that: The ball (804) is provided with a plurality of balls (804), and the balls (804) are movably connected in the rolling groove (803).

4. The waterproof structure of a grinding wheel spindle of a grinding machine according to claim 1, characterized in that: The ball (804) is provided with a plurality of balls (804), and the balls (804) are movably connected in the rolling groove (803).

5. The waterproof structure of a grinding wheel spindle of a grinding machine according to claim 4, characterized in that: The connecting structure (7) includes a spindle (701), a first connecting disc (702), a belt (703) and a second rotating disc (704), the spindle (701) is installed in the inside of the limiting groove (802), one end of the spindle (701) is fixed with the first connecting disc (702), the second rotating disc (704) is fixed to the outside of the output end of the motor (6), and the first connecting disc (702) and the second rotating disc (704) are installed with the belt (703) on the outside.

6. The waterproof structure of a grinding wheel spindle of a grinding machine according to claim 5, characterized in that: The sealing ring (801) is installed in the inside of the rotating groove (3), and the sealing ring (801) and the spindle (701) are in sealing connection.

7. The waterproof structure of a grinding wheel spindle of a grinding machine according to claim 1, characterized in that: The through hole (2) is provided with two groups, and the two groups of through holes (2) are symmetrically distributed on one side of the waterproof shell (1).

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