Spindle cutting and cooling device

Abstract

The utility model relates to the technical field of spindle cooling, in particular to a spindle cutting and cooling device which comprises a spindle box, a spindle is fixedly connected to the bottom of the front end of the spindle box, an annular sliding rail is fixedly connected to the bottom of the front side of the spindle box, and a plurality of sliding blocks are slidably connected to the bottom of the annular sliding rail. The bottom of the sliding block is rotationally connected with a rotating shaft, the sliding block is rotationally connected with a cooling spray head through the rotating shaft, a cooling liquid storage tank is arranged at the top of the spindle box, a plurality of connecting pipes are fixedly connected to the outer side of the bottom of the cooling liquid storage tank, and one end of each connecting pipe is fixedly connected with the tail of the cooling spray head. The cooling device has the advantages that the height of the cooling liquid storage tank can be adjusted through the air cylinder, the rear end of the cooling spray head can be pulled through the connecting pipe in the ascending process of the cooling liquid storage tank, so that the front end of the cooling spray head rotates downwards, and the spraying angle of the cooling spray head can be adjusted by adjusting the height of the cooling liquid storage tank.

Description

Technical Field

[0001] The utility model relates to the technical field of spindle cooling, in particular to a spindle cutting cooling device. Background Art

[0002] During the operation of the spindle of the machining center, the spindle bearings will generate a certain amount of heat, which will cause the spindle to heat up and produce thermal deformation. If the spindle bearings cannot be cooled in time, the machining accuracy and service life of the spindle head will be affected. Therefore, the spindle will be equipped with cooling equipment to transfer and export the heat on the spindle to ensure that the spindle temperature is within the sustainable machining range.

[0003] A spindle cutting fluid cooling structure is disclosed in Chinese patent CN201922276201.5. The spindle cutting fluid cooling structure has a simple structure and saves cost. The spindle ring nozzle is used to discharge the water after the spindle is cooled and spray it on the tool and the workpiece to reduce the temperature of the tool and the workpiece. However, the nozzles of the spindle cutting fluid cooling structure are installed independently. When the connection position between the tool and the workpiece changes, the position of each nozzle needs to be adjusted, and the adjustment of the position of the spray cooling is relatively cumbersome. Utility Model Content

[0004] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a spindle cutting cooling device, which effectively solves the deficiencies of the prior art.

[0005] The purpose of the utility model is achieved through the following technical solutions: a spindle cutting cooling device, comprising a spindle box, the bottom of the front end of the spindle box is fixedly connected to the spindle, the bottom of the front side of the spindle box is fixedly connected to an annular slide rail, the bottom of the annular slide rail is slidably connected to a plurality of sliders, the bottom of the slider is rotatably connected to a rotating shaft, the slider is rotatably connected to a cooling nozzle via the rotating shaft, a coolant storage tank is arranged on the top of the spindle box, a plurality of connecting pipes are fixedly connected to the outer side of the bottom of the coolant storage tank, and one end of the connecting pipe is fixedly connected to the tail of the cooling nozzle.

[0006] Optionally, the center of the annular slide rail coincides with the axis of the spindle, the diameter of the annular slide rail is greater than the width of the spindle box, and the shape of the slider is adapted to the shape of the slide groove of the annular slide rail.

[0007] The above technical solution is adopted: by setting an annular slide rail on the outside of the main shaft, the slider with the cooling nozzle can adjust the cutting fluid spray angle around the outside of the main shaft as needed, and the cooling effect of the cooling device can be optimized according to the positions of multiple cooling nozzles.

[0008] Optionally, an arc plate is fixedly connected to the outer side of the slider, the arc plate is made of alloy spring steel, the elasticity of the arc plate enables it to fit with the outer side of the annular slide rail, and the outer side of the arc plate is arc-shaped.

[0009] The above technical solution is adopted: by arranging an arc plate made of alloy spring steel on the outside of the slider, when the position of the slider is adjusted, the arc plate is tightened inward to increase the friction coefficient with the annular slide rail, thereby fixing the slider and the cooling nozzle in the adjusted position, improving the stability of the cooling nozzle, and the arc surface on the outside of the arc plate can prevent the connecting pipe from being worn when it is pulled.

[0010] Optionally, a cylinder is fixedly connected to the top of the front side of the spindle box, and the top of the cylinder is fixedly connected to a coolant storage tank.

[0011] Optionally, a torsion spring is sleeved on one end of the rotating shaft, and the elastic force of the torsion spring causes the front end of the cooling nozzle to rotate upward.

[0012] The above technical solution is adopted: by arranging a cylinder between the spindle box and the coolant storage tank, the height of the coolant storage tank can be adjusted, and during the rising process of the coolant storage tank, the rear end of the cooling nozzle can be pulled by the connecting pipe, so that the front end of the cooling nozzle can be rotated downward. The spraying angle of the cooling nozzle can be adjusted by adjusting the height of the coolant storage tank, and the angles of the cooling nozzles separately distributed in the cooling structure can be adjusted synchronously, making the operation and adjustment of the cooling structure more convenient and quick.

[0013] Optionally, the connecting pipe is a hose, and a small water pump is fixedly connected to the connection between the connecting pipe and the coolant storage tank. The friction coefficient between the connecting pipe and the surface of the arc plate is less than 0.5, and both sides of the arc plate extend outward.

[0014] The above technical solution is adopted: by arranging a connecting pipe between the coolant storage tank and the cooling nozzle, so that it can serve as a coolant channel and at the same time, it can act as a rope to pull the cooling nozzle and adjust its angle.

[0015] The utility model has the following advantages:

[0016] 1. The spindle cutting cooling device, by arranging an annular slide rail on the outer side of the spindle, enables the slider with the cooling nozzle to adjust the cutting fluid spray angle around the outer side of the spindle as needed, and can optimize the cooling effect of the cooling device according to the positions of multiple cooling nozzles. By arranging an arc plate made of alloy spring steel on the outer side of the slider, when the slider position is adjusted, the arc plate is tightened inward to increase the friction coefficient with the annular slide rail, thereby fixing the slider and the cooling nozzle at the adjusted position, improving the stability of the cooling nozzle, and the arc surface on the outer side of the arc plate can prevent the connecting pipe from being worn when being pulled.

[0017] 2. The spindle cutting cooling device sets a cylinder between the spindle box and the coolant tank so that the height of the coolant tank can be adjusted. During the rising process of the coolant tank, the rear end of the cooling nozzle can be pulled by the connecting pipe, so that the front end of the cooling nozzle can be rotated downward. The spraying angle of the cooling nozzle can be adjusted by adjusting the height of the coolant tank, so that the angles of the cooling nozzles separately distributed in the cooling structure can be adjusted synchronously, making the operation and adjustment of the cooling structure more convenient and quick.

[0018] 3. The spindle cutting cooling device is provided with a connecting pipe between the coolant storage tank and the cooling nozzle, so that the connecting pipe can be used as a coolant channel and at the same time, the rope can be used to pull the cooling nozzle and adjust its angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0021] Figure 3 For this utility model Figure 1 A schematic diagram of the enlarged structure at B in the middle;

[0022] Figure 4 This is a schematic diagram of the structure of the utility model when viewed from above;

[0023] Figure 5 It is a cross-sectional structural schematic diagram of the utility model;

[0024] Figure 6 For this utility model Figure 5 Schematic diagram of the enlarged structure at point C in the middle.

[0025] In the figure: 1-spindle box, 2-spindle, 3-annular slide rail, 4-slider, 5-rotating shaft, 6-cooling nozzle, 7-coolant storage tank, 8-connecting pipe, 9-arc plate, 10-cylinder, 11-torsion spring. DETAILED DESCRIPTION

[0026] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0027] like Figures 1 to 6As shown, a spindle cutting cooling device comprises a spindle box 1, a spindle 2 is fixedly connected to the bottom of the front end of the spindle box 1, an annular slide rail 3 is fixedly connected to the bottom of the front side of the spindle box 1, a plurality of sliders 4 are slidably connected to the bottom of the annular slide rail 3, a rotating shaft 5 is rotatably connected to the bottom of the slider 4, the slider 4 is rotatably connected to the cooling nozzle 6 through the rotating shaft 5, a coolant storage tank 7 is arranged on the top of the spindle box 1, a plurality of connecting pipes 8 are fixedly connected to the outer side of the bottom of the coolant storage tank 7, and one end of the connecting pipe 8 is fixedly connected to the tail of the cooling nozzle 6.

[0028] Embodiment 1: The center of the annular slide rail 3 coincides with the axis of the spindle 2, the diameter of the annular slide rail 3 is larger than the width of the spindle box 1, the shape of the slider 4 is adapted to the shape of the slide groove of the annular slide rail 3, and by arranging the annular slide rail 3 on the outside of the spindle 2, the slider 4 with the cooling nozzle 6 can adjust the cutting fluid spray angle around the outside of the spindle 2 as needed, and the cooling effect of the cooling device can be optimized according to the positions of multiple cooling nozzles.

[0029] Embodiment 2: An arc plate 9 is fixedly connected to the outer side of the slider 4. The material of the arc plate 9 is alloy spring steel. The elasticity of the arc plate 9 makes it fit with the outer side of the annular slide rail 3. The outer side of the arc plate 9 is an arc shape. By arranging an arc plate 9 made of alloy spring steel on the outer side of the slider 4, when the position of the slider 4 is adjusted, the arc plate 9 is tightened inward to increase the friction coefficient with the annular slide rail 3, thereby fixing the slider 4 and the cooling nozzle 6 in the adjusted position, improving the stability of the cooling nozzle 6, and the arc surface on the outer side of the arc plate 9 can prevent the connecting pipe 8 from being worn when being pulled.

[0030] Embodiment 3: A cylinder 10 is fixedly connected to the top of the front side of the spindle box 1 , and the top of the cylinder 10 is fixedly connected to the coolant storage tank 7 .

[0031] Embodiment 4: A torsion spring 11 is sleeved on one end of the rotating shaft 5, and the elastic force of the torsion spring 11 causes the front end of the cooling nozzle 6 to rotate upward. By arranging a cylinder 10 between the spindle box 1 and the coolant storage tank 7, the height of the coolant storage tank 7 can be adjusted. During the rising process of the coolant storage tank 7, the rear end of the cooling nozzle 6 can be pulled by the connecting pipe 8, so that the front end of the cooling nozzle 6 can be rotated downward. The spraying angle of the cooling nozzle 6 can be adjusted by adjusting the height of the coolant storage tank 7, so that the angles of the cooling nozzles separately distributed in the cooling structure can be adjusted synchronously, making the operation and adjustment of the cooling structure more convenient and quick.

[0032] Embodiment 5: The connecting pipe 8 is a hose, and a small water pump is fixedly connected to the connecting point between the connecting pipe 8 and the coolant storage tank 7. The friction coefficient between the connecting pipe 8 and the surface of the arc plate 9 is less than 0.5. Both sides of the arc plate 9 extend outward. By arranging the connecting pipe 8 between the coolant storage tank 7 and the cooling nozzle 6, it can be used as a coolant channel while acting as a rope to pull the cooling nozzle 6 and adjust its angle.

[0033] The working principle of the utility model is as follows:

[0034] S1, the cylinder 10 enables the height of the coolant storage tank 7 to be adjusted, and during the rising process of the coolant storage tank 7, the rear end of the cooling nozzle 6 can be pulled by the connecting pipe 8, so that the front end of the cooling nozzle 6 is rotated downward, and the spraying angle of the cooling nozzle 6 can be adjusted by adjusting the height of the coolant storage tank 7, so that the angles of the cooling nozzles distributed separately in the cooling structure can be adjusted synchronously, making the operation adjustment of the cooling structure more convenient and quick;

[0035] S2. A connecting pipe 8 is arranged between the coolant storage tank 7 and the cooling nozzle 6 so that the connecting pipe 8 can be used as a coolant passage and can also act as a rope to pull the cooling nozzle 6 and adjust its angle.

[0036] Compared with the prior art, the present invention has the following beneficial effects:

[0037] 1. The spindle cutting cooling device, by arranging an annular slide rail 3 on the outer side of the spindle 2, enables the slider 4 with the cooling nozzle 6 to adjust the cutting fluid spray angle around the outer side of the spindle 2 as needed, and can optimize the cooling effect of the cooling device according to the positions of multiple cooling nozzles. By arranging an arc plate 9 made of alloy spring steel on the outer side of the slider 4, after the position of the slider 4 is adjusted, the arc plate 9 is tightened inwardly to increase the friction coefficient with the annular slide rail 3, thereby fixing the slider 4 and the cooling nozzle 6 at the adjusted position, improving the stability of the cooling nozzle 6, and the arc surface on the outer side of the arc plate 9 can prevent the connecting pipe 8 from being worn when being pulled.

[0038] 2. The spindle cutting cooling device sets a cylinder 10 between the spindle box 1 and the coolant storage tank 7 so that the height of the coolant storage tank 7 can be adjusted. During the rising process of the coolant storage tank 7, the rear end of the cooling nozzle 6 can be pulled by the connecting pipe 8, so that the front end of the cooling nozzle 6 can be rotated downward. The spraying angle of the cooling nozzle 6 can be adjusted by adjusting the height of the coolant storage tank 7, so that the angles of the cooling nozzles separately distributed in the cooling structure can be adjusted synchronously, making the operation and adjustment of the cooling structure more convenient and quick.

[0039] 3. The spindle cutting cooling device is provided with a connecting pipe 8 between the coolant storage tank 7 and the cooling nozzle 6, so that the connecting pipe 8 can be used as a coolant channel and can act as a rope to pull the cooling nozzle 6 and adjust its angle.

Claims

1. A spindle cutting cooling device, characterized in that: The invention comprises a spindle box (1), wherein the bottom of the front end of the spindle box (1) is fixedly connected to a spindle (2), the bottom of the front side of the spindle box (1) is fixedly connected to an annular slide rail (3), the bottom of the annular slide rail (3) is slidably connected to a plurality of sliders (4), the bottom of the slider (4) is rotatably connected to a rotating shaft (5), the slider (4) is rotatably connected to a cooling nozzle (6) via the rotating shaft (5), a coolant storage tank (7) is arranged on the top of the spindle box (1), the outer side of the bottom of the coolant storage tank (7) is fixedly connected to a plurality of connecting pipes (8), and one end of the connecting pipe (8) is fixedly connected to the tail of the cooling nozzle (6).

2. A spindle cutting cooling device according to claim 1, characterized in that: The center of the annular slide rail (3) coincides with the axis of the main shaft (2), the diameter of the annular slide rail (3) is greater than the width of the main shaft box (1), and the shape of the slider (4) is compatible with the shape of the slide groove of the annular slide rail (3).

3. A spindle cutting cooling device according to claim 2, characterized in that: The outer side of the slider (4) is fixedly connected with an arc plate (9), the material of the arc plate (9) is alloy spring steel, the elasticity of the arc plate (9) enables it to fit with the outer side of the annular slide rail (3), and the outer side of the arc plate (9) is arc-shaped.

4. A spindle cutting cooling device according to claim 3, characterized in that: A cylinder (10) is fixedly connected to the top of the front side of the spindle box (1), and the top of the cylinder (10) is fixedly connected to the coolant storage tank (7).

5. A spindle cutting cooling device according to claim 4, characterized in that: One end of the rotating shaft (5) is sleeved with a torsion spring (11), and the elastic force of the torsion spring (11) causes the front end of the cooling nozzle (6) to rotate upward.

6. A spindle cutting cooling device according to claim 5, characterized in that: The connecting pipe (8) is a hose, and a small water pump is fixedly connected to the connecting portion between the connecting pipe (8) and the coolant storage tank (7). The friction coefficient between the connecting pipe (8) and the surface of the arc plate (9) is less than 0.5, and both sides of the arc plate (9) extend outward.

Images