Grinding device for machine tool spindle production

Abstract

The utility model discloses a grinding device for machine tool spindle production, which comprises a base, a clamping mechanism and a grinding mechanism are arranged on the base, the clamping mechanism is used for clamping and fixing a spindle, the grinding mechanism is used for grinding the surface of the spindle, a dust collecting box is further fixed on the base, and the top end of the dust collecting box is connected with a connecting pipe. The top end of the connecting pipe is connected with a collecting groove installed on the clamping mechanism, a draught fan is fixed to the rear portion of the dust collecting box, the air inlet end of the draught fan penetrates through a round hole in the dust collecting box, an opening is formed in the rear portion of the dust collecting box, and a dust collecting box with a handle is inserted into the opening. According to the dust collection device, the draught fan is started in the grinding process, the draught fan conducts air draft, grinding dust is sucked into the collecting groove, then enters the dust collection box through the connecting pipe and finally falls into the dust collection box due to the gravity effect, and therefore dust collection in the grinding process is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding processing, in particular to a grinding device for producing a machine tool spindle. Background Art

[0002] The machine tool spindle is mainly a device that provides rotational power transmission for the machine tool. The spindle surface needs to be ground during production and processing so that parameters such as the spindle surface roughness and glossiness meet the specified requirements.

[0003] The existing grinding device will generate a lot of dust and raise it when grinding. If it is inhaled by workers, it will affect their health. Therefore, corresponding improvements are made to this problem. A grinding device for machine tool spindle production is proposed, which can collect dust when grinding the spindle. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a grinding device for producing a machine tool spindle.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A grinding device for producing machine tool spindles comprises a base, on which a clamping mechanism and a grinding mechanism are arranged, the clamping mechanism is used to clamp and fix the spindle, the grinding mechanism is used to grind the surface of the spindle, a dust collecting box is also fixed on the base, the top of the dust collecting box is connected to a connecting pipe, the top of the connecting pipe is connected to a collecting trough installed on the clamping mechanism, a fan is fixed to the rear of the dust collecting box, the air inlet end of the fan passes through a circular hole on the dust collecting box, an opening is provided at the rear of the dust collecting box, a dust collecting box with a handle is inserted in the opening, the fan is started during the grinding process, the fan is exhausted, so that the grinding dust is sucked into the collecting trough, and then enters the dust collecting box through the connecting pipe, and finally falls into the dust collecting box due to gravity, thereby realizing the collection of dust during the grinding process.

[0007] Preferably, the clamping mechanism includes a fixed seat fixed on the base, a sliding groove is provided on the fixed seat, a sliding seat is slidably connected in the sliding groove, a first positioning column is fixed on the sliding seat, a screw rod which is rotatably connected in the sliding groove and is threadedly connected to the sliding seat, a fixed plate is fixed on the fixed seat, and a second positioning column is arranged on the fixed plate, the main shaft is placed between the first positioning column and the second positioning column, and then the screw rod is rotated so that the sliding seat drives the first positioning column to move to the right until the first positioning column and the second positioning column are tightly pressed against the two ends of the main shaft.

[0008] Preferably, the second positioning column is rotatably connected to the fixed plate, and a motor is fixed on the fixed plate. The motor output shaft is fixedly connected to the second positioning column. When the motor is started during grinding, the motor output shaft drives the second positioning column to rotate, and the second positioning column will synchronously drive the spindle to rotate, thereby speeding up the grinding efficiency and improving the grinding quality.

[0009] Preferably, the end fixing sleeve of the second positioning column is provided with a rubber sleeve, and the rubber sleeve can improve the static friction between the second positioning column and the main shaft, so that the second positioning column can better drive the main shaft to rotate.

[0010] Preferably, the grinding mechanism comprises a grinder, and the grinder is connected to the base via a translation assembly and a lifting assembly.

[0011] Preferably, the translation assembly includes an electric slide rail, on which an electric slider is slidably connected, and the electric slider is fixedly connected to the grinder. After the grinder is started, the electric slide rail will drive the electric slider to move, and the electric slider will drive the grinder to move horizontally, thereby grinding the entire surface of the spindle.

[0012] Preferably, the lifting assembly includes a support frame fixed on the base, a pair of electric push rods are fixed on the support frame, the output shafts of the electric push rods are fixedly connected to the electric slide rails, and the height of the grinder is adjusted by the electric push rods, so that the grinding wheel on the grinder can fit exactly with the surface of the spindle.

[0013] The beneficial effects of the utility model are:

[0014] 1. The device is provided with a dust collecting box. During the grinding process, the fan is started to exhaust air, so that the grinding dust is sucked into the collection tank, and then enters the dust collecting box through the connecting pipe, and finally falls into the dust collecting box due to gravity, thereby realizing the collection of dust during the grinding process.

[0015] 2. The device is provided with a clamping mechanism, and the main shaft is placed between the first positioning column and the second positioning column, and then the screw is rotated so that the slide seat drives the first positioning column to move to the right until the first positioning column and the second positioning column are tightly pressed against the two ends of the main shaft.

[0016] 3. The device is provided with a motor. When the motor is started during grinding, the motor output shaft drives the second positioning column to rotate, and the second positioning column will synchronously drive the main shaft to rotate, thereby speeding up the grinding efficiency and improving the grinding quality.

[0017] 4. The device is provided with a rubber sleeve, which can increase the static friction between the second positioning column and the main shaft, so that the second positioning column can better drive the main shaft to rotate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of a grinding device for machine tool spindle production proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the dust collecting box structure of a grinding device for machine tool spindle production proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of the rubber sleeve installation structure of a grinding device for machine tool spindle production proposed by the utility model;

[0021] Figure 4 The utility model discloses a schematic diagram of the installation structure of a grinding machine for producing a machine tool spindle.

[0022] In the figure: 1. base; 2. collecting trough; 3. dust collecting box; 4. connecting pipe; 5. fan; 6. opening; 7. dust collecting box; 8. round hole; 9. fixing seat; 10. slide groove; 11. slide seat; 12. first positioning column; 13. screw; 14. fixing plate; 15. second positioning column; 16. motor; 17. rubber sleeve; 18. support frame; 19. electric push rod; 20. electric slide rail; 21. electric slider; 22. grinder. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Reference Figure 1-4 A grinding device for producing a machine tool spindle comprises a base 1, on which a clamping mechanism and a grinding mechanism are arranged, the clamping mechanism is used to clamp and fix the spindle, and the grinding mechanism is used to grind the surface of the spindle. A dust collecting box 3 is also fixed on the base 1, and a connecting pipe 4 is connected to the top of the dust collecting box 3, and the top of the connecting pipe 4 is connected to a collecting tank 2 installed on the clamping mechanism. A fan 5 is fixed to the rear of the dust collecting box 3, and the air inlet end of the fan 5 passes through a circular hole 8 on the dust collecting box 3. An opening 6 is opened at the rear of the dust collecting box 3, and a dust collecting box 7 with a handle is inserted in the opening 6. During the grinding process, the fan 5 is started, and the fan 5 is exhausted, so that the grinding dust is sucked into the collecting tank 2, and then enters the dust collecting box 3 through the connecting pipe 4, and finally falls into the dust collecting box 7 due to gravity, thereby realizing the collection of dust during the grinding process.

[0025] Furthermore, the clamping mechanism includes a fixed seat 9 fixed on the base 1, a slide groove 10 is provided on the fixed seat 9, a slide seat 11 is slidably connected in the slide groove 10, a first positioning column 12 is fixed on the slide seat 11, a screw 13 threadedly connected to the slide seat 11 is rotatably connected in the slide groove 10, a fixed plate 14 is fixed on the fixed seat 9, and a second positioning column 15 is provided on the fixed plate 14. The main shaft is placed between the first positioning column 12 and the second positioning column 15, and then the screw 13 is rotated so that the slide seat 11 drives the first positioning column 12 to move to the right until the first positioning column 12 and the second positioning column 15 are tightly pressed against the two ends of the main shaft.

[0026] Furthermore, the second positioning column 15 is rotatably connected to the fixed plate 14, and a motor 16 is fixed on the fixed plate 14. The output shaft of the motor 16 is fixedly connected to the second positioning column 15. When the motor 16 is started during grinding, the output shaft of the motor 16 drives the second positioning column 15 to rotate, and the second positioning column 15 will synchronously drive the spindle to rotate, thereby speeding up the grinding efficiency and improving the grinding quality.

[0027] Furthermore, the end fixing sleeve of the second positioning column 15 is provided with a rubber sleeve 17, and the rubber sleeve 17 can improve the static friction between the second positioning column 15 and the main shaft, so that the second positioning column 15 can better drive the main shaft to rotate.

[0028] Furthermore, the grinding mechanism includes a grinder 22, and the grinder 22 is connected to the base 1 through a translation component and a lifting component.

[0029] Furthermore, the translation assembly includes an electric slide rail 20, on which an electric slider 21 is slidably connected. The electric slider 21 is fixedly connected to the grinder 22. After the grinder 22 is started, the electric slide rail 20 will drive the electric slider 21 to move, and the electric slider 21 will drive the grinder 22 to move horizontally, thereby grinding the entire surface of the spindle.

[0030] Furthermore, the lifting assembly includes a support frame 18 fixed on the base 1, and a pair of electric push rods 19 are fixed on the support frame 18. The output shafts of the electric push rods 19 are fixedly connected to the electric slide rails 20. The height of the grinder 22 is adjusted by the electric push rods 19, so that the grinding wheel on the grinder 22 can fit exactly with the surface of the spindle.

[0031] Working principle: the main shaft is placed between the first positioning column 12 and the second positioning column 15, and then the screw 13 is rotated so that the slide seat 11 drives the first positioning column 12 to move to the right until the first positioning column 12 and the second positioning column 15 are tightly against the two ends of the main shaft, and the height of the grinder 22 is adjusted by the electric push rod 19 so that the grinding wheel on the grinder 22 just fits the surface of the main shaft, and then the grinder 22 and the motor 16 are started, and the output shaft of the motor 16 drives the second positioning column 15 to rotate, and the second positioning column 15 will synchronously drive the main shaft to rotate, and the electric slide rail 20 will drive the electric slider 21 to move, and the electric slider 21 will drive the grinder 22 to move horizontally to grind the entire surface of the main shaft, and the fan 5 is started during the grinding process, and the fan 5 is exhausted so that the ground dust is sucked into the collection tank 2, and then enters the dust box 3 through the connecting pipe 4, and finally falls into the dust box 7 due to gravity, thereby realizing the collection of dust during the grinding process.

[0032] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

Claims

1. A grinding device for producing a machine tool spindle, comprising a base (1), characterized in that: The base (1) is provided with a clamping mechanism and a grinding mechanism, the clamping mechanism is used to clamp and fix the main shaft, and the grinding mechanism is used to grind the surface of the main shaft. A dust collecting box (3) is also fixed on the base (1), the top of the dust collecting box (3) is connected to a connecting pipe (4), the top of the connecting pipe (4) is connected to a collecting tank (2) installed on the clamping mechanism, a fan (5) is fixed at the rear of the dust collecting box (3), the air inlet end of the fan (5) passes through a circular hole (8) on the dust collecting box (3), an opening (6) is provided at the rear of the dust collecting box (3), and a dust collecting box (7) with a handle is inserted into the opening (6).

2. A grinding device for producing a machine tool spindle according to claim 1, characterized in that: The clamping mechanism comprises a fixed seat (9) fixed on the base (1), a slide groove (10) is provided on the fixed seat (9), a slide seat (11) is slidably connected in the slide groove (10), a first positioning column (12) is fixed on the slide seat (11), a screw rod (13) threadedly connected to the slide seat (11) is rotatably connected in the slide groove (10), a fixed plate (14) is fixed on the fixed seat (9), and a second positioning column (15) is provided on the fixed plate (14).

3. A grinding device for producing a machine tool spindle according to claim 2, characterized in that: The second positioning column (15) is rotatably connected to the fixing plate (14), a motor (16) is fixed on the fixing plate (14), and an output shaft of the motor (16) is fixedly connected to the second positioning column (15).

4. A grinding device for producing a machine tool spindle according to claim 3, characterized in that: The end fixing sleeve of the second positioning column (15) is provided with a rubber sleeve (17).

5. The grinding device for producing a machine tool spindle according to claim 1, characterized in that: The grinding mechanism comprises a grinder (22), and the grinder (22) is connected to the base (1) via a translation component and a lifting component.

6. A grinding device for producing a machine tool spindle according to claim 5, characterized in that: The translation assembly comprises an electric slide rail (20), an electric slider (21) is slidably connected to the electric slide rail (20), and the electric slider (21) is fixedly connected to the grinder (22).

7. A grinding device for producing a machine tool spindle according to claim 6, characterized in that: The lifting assembly comprises a support frame (18) fixed on a base (1), a pair of electric push rods (19) being fixed on the support frame (18), and output shafts of the electric push rods (19) being fixedly connected to an electric slide rail (20).

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