CN217727153U - A machine tool spindle of an amplifier drawbar assembly - Google Patents

Abstract

The utility model belongs to the technical field of machine tool spindles, in particular to a machine tool spindle of an amplifier drawbar assembly. A heat dissipation mechanism is slidably arranged on the outside of the sliding plate, and the heat dissipation mechanism includes a sliding box, and an installation opening is opened inside the sliding box. There are three installation ports equidistantly opened inside the sliding box. At the same time, the electric connection between the input end of the motor and the output end of the external power supply drives the fan blades to rotate rapidly, which improves the heat dissipation efficiency of the installation box, ensures the normal operation of the main shaft, and ensures the normal operation of the main shaft. The service life of the main shaft improves the working efficiency of the main shaft. The second bolt is rotated by twisting the handle, and then the nut matching the second bolt is welded through the inside of the fixing plate, which is convenient to adjust the lower clamp block and the upper clamp block. The position of the upper clamping block and the lower clamping block is convenient to fix the installation bearing, so as to facilitate the installation of the main shaft.

Description

A machine tool spindle for an amplifier drawbar assembly

technical field

The utility model belongs to the technical field of machine tool spindles, in particular to a machine tool spindle of an amplifier drawbar assembly.

Background technique

The spindle of a machine tool refers to the axis that drives the workpiece or tool to rotate on the machine tool. The motion accuracy and structural rigidity of the spindle components are important factors that determine the processing quality and cutting efficiency. The indicators to measure the performance of the spindle components are mainly rotation accuracy, stiffness and speed adaptability. , the radial and axial runout that occurs in the direction that affects the machining accuracy when the spindle rotates is mainly determined by the manufacturing and assembly quality of the spindle and bearings, and the dynamic and static stiffness is mainly determined by the bending stiffness of the spindle, the stiffness and damping of the bearings.

However, the current machine tool spindle is inconvenient to install and disassemble the bearing, which is not conducive to the maintenance of the staff and increases the labor intensity of the staff. Moreover, the current machine tool spindle generates heat due to work, and the excessive temperature will damage the spindle. greatly reduce its service life.

Contents of the invention

In order to solve the problems raised in the above-mentioned background technology. The utility model provides a machine tool spindle of an amplifier drawbar assembly, which solves the problem that the current machine tool spindle is inconvenient to install and disassemble the bearing, which is not conducive to the maintenance of the staff, and improves the labor intensity of the staff. Moreover, the current machine tool The main shaft generates heat due to its work, and excessive temperature will damage the main shaft, greatly reducing its service life.

In order to achieve the above object, the utility model provides the following technical solutions: a machine tool spindle of an amplifier drawbar assembly, including a mounting plate, a mounting box is welded on the top of the mounting plate, a slide plate is fixedly installed on one side of the mounting box, The outside of the slide plate is slidably provided with a heat dissipation mechanism, the heat dissipation mechanism includes a slide box, the inside of the slide box is provided with an installation opening, the inside of the installation opening is fixedly installed with a motor, and the output end of the motor is fixedly installed with a For fan blades, a slide rail is fixedly installed on the bottom of the installation box, a bearing seat is fixedly installed at one end of the slide rail, and a fixing mechanism is installed on the outside of the slide rail, and the fixing mechanism includes a lower clamping block. The bottom of the lower clamping block is provided with a chute, one side of the lower clamping block is movably installed with a first bolt, the top of the first bolt is movably installed with an upper clamping block, and one side of the lower clamping block is fixedly installed with A push rod, one end of the push rod is fixedly installed with a fixing plate, the inner thread of the fixing plate is connected with a second bolt, one end of the second bolt is fixedly installed with a handle, and the top of the lower clamping block is movable. A bearing is installed, and a main shaft is fixedly installed inside the installation bearing.

Preferably, three installation openings are equally spaced inside the sliding box, and two limiting mechanisms are symmetrically arranged on both sides of the installation box.

Preferably, the end of the second bolt away from the handle is fixedly installed inside the bearing seat, and a nut matching the second bolt is welded through the inside of the fixing plate.

Preferably, the top of the lower clamping block is arranged in an arc shape, and the upper clamping block and the lower clamping block are connected by two first bolts.

Preferably, the number of the fixing mechanisms is set to two, and the two fixing mechanisms are symmetrically arranged at both ends of the installation box.

Preferably, the number of the push rods is set to two, and the two push rods are symmetrically and fixedly installed at both ends of the fixing plate.

Preferably, both sides of the installation box are provided with notches of the same size, and both sides of the installation plate are provided with a plurality of installation holes.

Compared with the prior art, the beneficial effects of the utility model are:

There are three installation ports equidistantly opened inside the sliding box, and at the same time, the fan blades are driven to rotate quickly through the electrical connection between the input end of the motor and the output end of the external power supply, which improves the heat dissipation efficiency of the installation box and ensures the normal operation of the main shaft. The service life of the main shaft improves the working efficiency of the main shaft. The second bolt is rotated by turning the handle, and a nut matching the second bolt is welded through the inside of the fixed plate, which is convenient for adjusting the lower clamping block and the upper clamping block. The location is convenient for the upper clamping block and the lower clamping block to fix the installation bearing, so as to facilitate the installation of the main shaft.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is the complete structural representation of the utility model;

Fig. 2 is the three-dimensional structure diagram of the installation box of the present utility model;

Fig. 3 is the three-dimensional structural diagram of the fixing mechanism of the present utility model;

Fig. 4 is a three-dimensional structure diagram of the heat dissipation mechanism of the present invention.

In the figure: 1. Installation plate; 2. Heat dissipation mechanism; 3. Installation box; 4. Installation bearing; 5. Main shaft; 6. Fixing mechanism; 7. Skateboard; 8. Slide rail; 9. Bearing seat; 11, the first bolt; 12, the lower clamp block; 13, the chute; 14, the second bolt; 15, the handle; 16, the fixed plate; 17, the push rod; 18, the slide box; 19, the installation port; 20 , motor; 21, fan blade.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-4, the utility model provides the following technical solutions: a machine tool spindle of an amplifier drawbar assembly, including a mounting plate 1, the top of the mounting plate 1 is welded with a mounting box 3, and one side of the mounting box 3 is fixedly installed with Sliding plate 7, the outer slide of sliding plate 7 is provided with cooling mechanism 2, and cooling mechanism 2 comprises sliding box 18, and the inside of sliding box 18 is provided with installation port 19, and the inside of installation port 19 is fixedly installed with motor 20, and the output end of motor 20 is fixed The fan blade 21 is installed, the bottom of the installation box 3 is fixedly installed with a slide rail 8, one end of the slide rail 8 is fixedly installed with a bearing seat 9, and the outer slide of the slide rail 8 is provided with a fixing mechanism 6, and the fixing mechanism 6 includes a lower clamping block 12 , the bottom of the lower clamping block 12 is provided with a chute 13, the first bolt 11 is movably installed on one side of the lower clamping block 12, the upper clamping block 10 is movably installed on the top of the first bolt 11, and one side of the lower clamping block 12 is fixed A push rod 17 is installed, and one end of the push rod 17 is fixedly equipped with a fixed plate 16, and the inner thread of the fixed plate 16 is connected with a second bolt 14, and one end of the second bolt 14 is fixedly equipped with a handle 15, and the top of the lower clamping block 12 is movable An installation bearing 4 is provided, and a main shaft 5 is fixedly installed inside the installation bearing 4 .

In one aspect of this embodiment, three mounting openings 19 are opened equidistantly inside the sliding box 18, and at the same time, the input end of the motor 20 is electrically connected to the output end of the external power supply to drive the fan blade 21 to rotate rapidly, thereby improving the installation box. 3. The heat dissipation efficiency ensures the normal operation of the spindle, ensures the service life of the spindle, and improves the working efficiency of the spindle.

In one aspect of this embodiment, the second bolt 14 is rotated by twisting the handle 15, and then according to the inside of the fixing plate 16, a nut suitable for the second bolt 14 is welded through to facilitate the adjustment of the lower clamping block 12 and the upper clamping block. The position of the clamping block 10 is to facilitate the installation of the bearing 4 by the upper clamping block 10 and the lower clamping block 12, thereby facilitating the installation of the main shaft 5.

In one aspect of this embodiment, the cooling mechanism 2 is slidably arranged on the outside of the slide plate 7 to facilitate installation, disassembly and maintenance.

Working principle and usage process of the utility model: all electrical equipment in the device are powered by an external power supply. The input end is electrically connected with the output end of the external power supply to drive the fan blade 21 to rotate quickly, improve the heat dissipation efficiency of the installation box 3, ensure the normal operation of the main shaft, ensure the service life of the main shaft, and improve the working efficiency of the main shaft. The handle 15 rotates the second bolt 14, and then according to the inside of the fixed plate 16, a nut suitable for the second bolt 14 is welded through to facilitate adjustment of the positions of the lower clamping block 12 and the upper clamping block 10, so as to facilitate the upper clamping block 10 And the lower clamp block 12 fixes the mounting bearing 4, thereby facilitating the installation of the main shaft 5.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (7)

1. A machine tool spindle for an amplifier drawbar assembly, including a mounting plate (1), and a mounting box (3) is welded on the top of the mounting plate (1), characterized in that: one side of the mounting box (3) A slide plate (7) is fixedly installed, and a heat dissipation mechanism (2) is installed on the outside of the slide plate (7). The heat dissipation mechanism (2) includes a slide box (18), and the inside of the slide box (18) has The installation port (19), the inside of the installation port (19) is fixed with a motor (20), the output end of the motor (20) is fixed with a fan blade (21), and the bottom of the installation box (3) A slide rail (8) is fixedly installed, and a bearing seat (9) is fixedly installed at one end of the slide rail (8), and a fixing mechanism (6) is installed on the outside of the slide rail (8). 6) Including the lower clamping block (12), the bottom of the lower clamping block (12) is provided with a chute (13), and the first bolt (11) is movably installed on one side of the lower clamping block (12). The upper clamping block (10) is movably installed on the top of the first bolt (11), the push rod (17) is fixedly installed on one side of the lower clamping block (12), and one end of the push rod (17) is fixedly installed There is a fixed plate (16), the internal thread of the fixed plate (16) is connected with a second bolt (14), and one end of the second bolt (14) is fixedly installed with a handle (15), and the lower clamping block ( The top of 12) is movably provided with a mounting bearing (4), and the interior of the mounting bearing (4) is fixedly mounted with a main shaft (5). 2. A machine tool spindle for an amplifier drawbar assembly according to claim 1, characterized in that three installation openings (19) are equally spaced inside the slide box (18), and two of the heat dissipation The mechanism (2) is symmetrically arranged on both sides of the installation box (3). 3. The machine tool spindle of an amplifier drawbar assembly according to claim 1, characterized in that: the end of the second bolt (14) away from the handle (15) is fixedly installed inside the bearing seat (9), and the Nuts matching the second bolts (14) are welded through the inside of the fixing plate (16). 4. The machine tool spindle of an amplifier drawbar assembly according to claim 1, characterized in that: the top of the lower clamping block (12) is arranged in an arc shape, and the upper clamping block (10) and the lower clamping block The blocks (12) are connected by two said first bolts (11). 5. The machine tool spindle of an amplifier drawbar assembly according to claim 1, characterized in that: the number of the fixing mechanisms (6) is set to two, and the two fixing mechanisms (6) are symmetrically arranged in the installation box (3) Both ends. 6. The machine tool spindle of an amplifier drawbar assembly according to claim 1, characterized in that: the number of said push rods (17) is set to two, and the two push rods (17) are symmetrically and fixedly installed on a fixed plate (16) two ends. 7. The machine tool spindle of an amplifier drawbar assembly according to claim 1, characterized in that: the two sides of the installation box (3) are provided with notches of the same size, and the two sides of the installation plate (1) are A plurality of mounting holes are provided.

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