Machine tool spindle bearing assembling device

Abstract

The utility model discloses a machine tool spindle bearing assembling device which comprises a base, an electric sliding rail is arranged on the inner side of the base, a movable plate is electrically connected to the inner side of the electric sliding rail, a fixed plate is fixedly connected to the upper side of the movable plate, and a fixed groove is formed in the inner side of the fixed plate. The sides, away from each other, of the fixing plates are fixedly connected with driving gears, and the outer sides of the driving gears are engaged with driven gears. By arranging the electric sliding rail, the movable plate can be driven to move, so that the fixed plates can be close to each other, the bearing and the main shaft can be conveniently connected in a pushing manner, and the phenomenon that the labor intensity is too high due to manual knocking of workers is avoided; therefore, the spindle is further pushed to be inserted into the inner side of the bearing, the mounting efficiency of the device is further improved, and the problem of high labor intensity of a machine tool spindle bearing assembly mode is solved.

Description

Technical Field

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

[0002] As a landmark functional component of modern machine tools, high-speed precision spindles have been rapidly developed and improved in recent years. The spindle and bearing have an interference fit, and the two parts with interference fit require greater force to ensure a tight connection during assembly. However, in traditional operations, they are usually combined manually using tools to knock the two parts together through the impact force generated by the knocking. However, this method is difficult to assemble, has high labor intensity and low efficiency. At the same time, the spindle or bearing may be deformed during the continuous knocking process, thereby affecting the quality of the spindle.

[0003] Therefore, it is necessary to redesign the assembly method of the machine tool spindle bearing to solve the problem of high labor intensity in its assembly. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide a device for assembling a machine tool spindle bearing.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for assembling a spindle bearing of a machine tool, comprising a base, an electric slide rail is arranged on the inner side of the base, a movable plate is electrically connected to the inner side of the electric slide rail, a fixed plate is fixedly connected to the upper side of the movable plate, a fixing groove is arranged on the inner side of the fixing plate, a driving gear is fixedly connected to the side of the fixing plate away from each other, a driven gear is meshed on the outer side of the driving gear, a driving rod is fixedly connected to the side of the driven gear close to each other, a clamp is fixedly connected to the side of the driving rod close to each other, a first motor is fixedly connected to the right side of the fixing plate on the right side, the driving gear on the right side is fixedly connected to the first motor, a second motor is fixedly connected to the left side of the fixing plate on the left side, a first pulley is fixedly connected to the left side of the second motor, a belt is movably connected to the outer side of the first pulley, a second pulley is movably connected to the inner side of the belt, the driving gear and the second pulley are fixedly connected on the left side, a third motor is fixedly connected to the left side of the fixing plate on the left side, a driving screw is fixedly connected to the right side of the third motor, and a push rod is threadedly connected to the outer side of the driving screw.

[0006] As a preferred embodiment of the present invention, a limiting plate is fixedly connected to the inner side of the fixing groove on the left side, and the limiting plate is movably connected to the pushing rod.

[0007] As a preferred embodiment of the utility model, a limiting rod is fixedly connected to the inner side of the electric slide rail, and the limiting rod is movably connected to the movable plate.

[0008] As a preferred embodiment of the present invention, a first stabilizing plate is fixedly connected to the left side of the fixed plate on the left side, and the first stabilizing plate is fixedly connected to the third motor.

[0009] As a preferred embodiment of the present invention, a second stabilizing plate is fixedly connected to the right side of the fixing plate on the right side, and the second stabilizing plate is fixedly connected to the first motor.

[0010] As a preferred embodiment of the present invention, a mounting plate is fixedly connected to the outer side of the base.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model provides an electric slide rail to drive the moving plate to move, so that the fixed plates can be close to each other, which is convenient for pushing the bearing and the main shaft to connect, avoiding the phenomenon of excessive labor intensity caused by manual knocking by workers. By providing a driving screw, the push rod can be moved, which is convenient for further pushing the main shaft to be inserted into the inner side of the bearing, further improving the installation efficiency of the device, and solving the problem of high labor intensity of the machine tool main shaft bearing assembly method.

[0013] 2. The utility model makes the movement of the push rod more stable and improves the stability of the device by setting the limiting plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the front view of the structure of the utility model;

[0015] Figure 2 This is a side view of the structure of the utility model;

[0016] Figure 3 It is the rear view of the structure of the utility model.

[0017] In the figure: 1. base; 2. electric slide rail; 3. moving plate; 4. fixed plate; 5. fixed groove; 6. driving gear; 7. driven gear; 8. driving rod; 9. clamping plate; 10. first motor; 11. second motor; 12. first pulley; 13. belt; 14. second pulley; 15. third motor; 16. driving screw; 17. pushing rod; 18. limiting plate; 19. limiting rod; 20. first stabilizing plate; 21. second stabilizing plate; 22. mounting plate. DETAILED DESCRIPTION

[0018] 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.

[0019] like Figures 1 to 3 As shown, the utility model provides a device for assembling a spindle bearing of a machine tool, comprising a base 1, an electric slide rail 2 is arranged inside the base 1, a moving plate 3 is electrically connected inside the electric slide rail 2, a fixing plate 4 is fixedly connected to the upper side of the moving plate 3, a fixing groove 5 is provided inside the fixing plate 4, a driving gear 6 is fixedly connected to the side of the fixing plate 4 away from each other, a driven gear 7 is meshed on the outside of the driving gear 6, a driving rod 8 is fixedly connected to the side of the driven gear 7 close to each other, a clamping plate 9 is fixedly connected to the right side of the fixing plate 4, and a driving rod 8 is fixedly connected to the right side of the fixing plate 4. There is a first motor 10, the right driving gear 6 is fixedly connected to the first motor 10, the left side of the left fixed plate 4 is fixedly connected to the second motor 11, the left side of the second motor 11 is fixedly connected to the first pulley 12, the outer side of the first pulley 12 is movably connected to the belt 13, the inner side of the belt 13 is movably connected to the second pulley 14, the left driving gear 6 and the second pulley 14 are fixedly connected, the left side of the left fixed plate 4 is fixedly connected to the third motor 15, the right side of the third motor 15 is fixedly connected to the driving screw 16, and the outer side of the driving screw 16 is threadedly connected to the pushing rod 17.

[0020] refer to Figure 3 A limiting plate 18 is fixedly connected to the inner side of the left fixing groove 5, and the limiting plate 18 and the pushing rod 17 are movably connected.

[0021] As a technical optimization solution of the present invention, by setting the limiting plate 18, the movement of the push rod 17 is made more stable, thereby improving the stability of the device.

[0022] refer to Figure 2 A limiting rod 19 is fixedly connected to the inner side of the electric slide rail 2, and the limiting rod 19 is movably connected to the moving plate 3.

[0023] As a technical optimization solution of the present invention, by setting the limiting rod 19, the movement of the moving plate 3 is made more stable, thereby improving the stability of the device.

[0024] refer to Figure 1 A first stabilizing plate 20 is fixedly connected to the left side of the left fixing plate 4 , and the first stabilizing plate 20 and the third motor 15 are fixedly connected.

[0025] As a technical optimization solution of the present invention, by disposing the first stabilizing plate 20, the position of the third motor 15 is further fixed, thereby improving the stability of the device.

[0026] refer to Figure 1 A second stabilizing plate 21 is fixedly connected to the right side of the right fixing plate 4 , and the second stabilizing plate 21 is fixedly connected to the first motor 10 .

[0027] As a technical optimization solution of the present invention, the second stabilizing plate 21 is provided to make the position of the first motor 10 more stable, thereby improving the stability of the device in use.

[0028] refer to Figure 1 A mounting plate 22 is fixedly connected to the outer side of the base 1 .

[0029] As a technical optimization solution of the present invention, the installation of the device is made more convenient by setting the mounting plate 22, thereby improving the convenience of the device.

[0030] The working principle and use process of the utility model are as follows: when in use, the main shaft and the bearing are placed inside the fixed groove 5, the first motor 10 and the second motor 11 are started, the first pulley 12 is driven to rotate by the second motor 11, the belt 13 is driven by the first pulley 12, the second pulley 14 is driven to rotate by the belt 13, the driving gear 6 is driven to rotate by the second pulley 14 and the first motor 10, the driven gear 7 is driven to rotate by the driving gear 6, the driving rod 8 is driven to rotate by the driven gear 7, the clamping plate 9 is driven to rotate until it is close to the bearing and the main shaft by the driving rod 8, and then the electric slide rail 2 is started, the movable plate 3 is driven to move by the electric slide rail 2, the fixed plate 4 is driven to move by the movable plate 3, the bearing and the main shaft are driven to be squeezed close to each other by the fixed plate 4, and the third motor 15 is started at the same time, the driving screw 16 is driven to rotate by the third motor 15, the driving screw 16 drives the pushing rod 17 to move, and the main shaft is pushed to move by the pushing rod 17, so that the main shaft is inserted into the inner side of the bearing.

[0031] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for assembling a machine tool spindle bearing, comprising a base (1), characterized in that: An electric slide rail (2) is arranged on the inner side of the base (1), a moving plate (3) is electrically connected to the inner side of the electric slide rail (2), a fixing plate (4) is fixedly connected to the upper side of the moving plate (3), a fixing groove (5) is provided on the inner side of the fixing plate (4), a driving gear (6) is fixedly connected to the side of the fixing plate (4) away from each other, a driven gear (7) is meshed on the outer side of the driving gear (6), a driving rod (8) is fixedly connected to the side of the driven gear (7) close to each other, a clamping plate (9) is fixedly connected to the side of the driving rod (8) close to each other, a first motor (10) is fixedly connected to the right side of the fixing plate (4), and the driving gear (6) is fixedly connected to the right side of the fixing plate (4). (6) is fixedly connected to the first motor (10), the left side of the fixed plate (4) is fixedly connected to the second motor (11), the left side of the second motor (11) is fixedly connected to the first pulley (12), the outer side of the first pulley (12) is movably connected to a belt (13), the inner side of the belt (13) is movably connected to the second pulley (14), the left side of the driving gear (6) and the second pulley (14) are fixedly connected, the left side of the fixed plate (4) is fixedly connected to the third motor (15), the right side of the third motor (15) is fixedly connected to a driving screw (16), and the outer side of the driving screw (16) is threadedly connected to a push rod (17).

2. The device for assembling a machine tool spindle bearing according to claim 1, characterized in that: A limiting plate (18) is fixedly connected to the inner side of the left fixing groove (5), and the limiting plate (18) and the pushing rod (17) are movably connected.

3. The device for assembling a machine tool spindle bearing according to claim 1, characterized in that: A limiting rod (19) is fixedly connected to the inner side of the electric slide rail (2), and the limiting rod (19) is movably connected to the moving plate (3).

4. The device for assembling a machine tool spindle bearing according to claim 1, characterized in that: A first stabilizing plate (20) is fixedly connected to the left side of the left fixing plate (4), and the first stabilizing plate (20) is fixedly connected to the third motor (15).

5. The device for assembling a machine tool spindle bearing according to claim 1, characterized in that: A second stabilizing plate (21) is fixedly connected to the right side of the right fixing plate (4), and the second stabilizing plate (21) is fixedly connected to the first motor (10).

6. The device for assembling a machine tool spindle bearing according to claim 1, characterized in that: A mounting plate (22) is fixedly connected to the outer side of the base (1).

Images