CN219853606U - Limiting lifting device for machining precision mechanical main shaft - Google Patents

Abstract

A limit lifting device for spindle processing of precision machinery, which relates to the technical field of spindle processing and includes a base. A fixed plate is fixedly connected to the base, a first rotating rod is rotatably connected to the fixed plate, and a driving first rotating rod is installed on the side wall of the fixed plate. A rotating power mechanism. A movable plate is provided on the top surface of the base. A driving mechanism is installed on the base to drive the movable plate toward or away from the fixed plate. A second rotating rod is rotatably connected to the movable plate. The first rotating rod and the second rotating The ends of the rods are all fixedly connected with clamps; the utility model drives the movable plate to move toward the fixed plate, so that the two clamps firmly limit and fix the spindle, which can improve the stability of the spindle when the spindle is grinding. ; The electric push rod makes the grinding head of the grinder contact the surface of the spindle, and the power mechanism drives the fixture and the spindle to rotate. At the same time, the horizontal movement mechanism drives the grinder to move horizontally on the surface of the spindle, so that the grinder can grind the surface of the spindle evenly.

Description

Limit lifting device for precision machinery spindle processing

Technical field

The utility model relates to the technical field of coil windings, and specifically to a limit lifting device for precision mechanical spindle processing.

Background technique

As we all know, the spindle is mainly a device that provides rotational power transmission to the machine tool. The surface of the spindle needs to be ground during production and processing, so that the surface roughness and glossiness of the spindle can meet the specified requirements. The limit structures used in the grinding process of some precision machinery spindles on the market have poor fixation effects on components and cannot grind the spindle smoothly. Moreover, when machining and grinding the spindle, the surface of the spindle cannot be polished evenly, and there will be grinding dead corners, which reduces the grinding efficiency and quality of the spindle.

Utility model content

In view of the above existing problems, the present utility model provides a limit lifting device for precision mechanical spindle processing.

The specific technical solution is: including a base, a fixed plate is fixedly connected to the base, a first rotating rod is rotatably connected to the fixed plate, and the side wall of the fixed plate is equipped with power to drive the first rotating rod to rotate. mechanism, the top surface of the base is provided with a movable plate, and the base is equipped with a driving mechanism that drives the movable plate toward or away from the fixed plate, and a second rotating rod is rotatably connected to the movable plate, so The ends of the first rotating rod and the second rotating rod are fixedly connected with clamps; the top surface of the base is fixedly connected to a horizontal cavity through a vertical plate, and the bottom of the horizontal cavity is connected to an electric push rod through a horizontal moving mechanism. , the output shaft of the electric push rod is fixedly connected to a mounting plate, and the bottom of the mounting plate is fixedly connected to a grinder.

Preferably, the power mechanism includes a first motor, the first motor is installed on a first motor plate, the first motor plate is welded to the side wall of the first motor plate, and the output shaft of the first motor Fixedly connected to the first rotating rod.

Preferably, the driving mechanism includes a driving cavity opened in the base, a first screw is rotatably connected in the driving cavity, a first screw sleeve is provided on the first screw rod, and the first screw sleeve is The top surface of the base is fixedly connected with a movable block, which penetrates the first hole on the top surface of the drive cavity and is fixedly connected with the bottom surface of the movable plate. The side wall of the base is fixedly connected with a second motor plate. A second motor is installed on the top surface of the second motor plate, and the output shaft of the second motor is fixedly connected to the first screw.

Preferably, a first slide block is fixedly connected to the bottom surface of the first screw sleeve, and a first slide groove is formed on the bottom surface of the drive cavity to cooperate with and slide with the first slide block.

Preferably, the clamp adopts a cylindrical structure with a cavity, the side walls of the two clamps close to each other are provided with mounting holes, and the side walls of the two clamps close to each other are fixedly connected with protective pads.

Preferably, the horizontal movement mechanism includes a second screw rotatably connected in the horizontal cavity, a second screw sleeve is set on the second screw rod, and a sliding block is fixedly connected to the bottom surface of the second screw sleeve. The sliding block penetrates the second hole on the bottom surface of the horizontal cavity and is fixedly connected to the top surface of the support plate. The side wall of the horizontal cavity is fixedly connected to a third motor plate, and the top surface of the third motor plate is installed There is a third motor, and the output shaft of the third motor is fixedly connected to the second screw.

Preferably, a second slide block is fixedly connected to the top surface of the second threaded sleeve, and a second slide groove is formed on the bottom surface of the horizontal cavity for sliding in cooperation with the second slide block.

Preferably, the bottom of the base is fixedly connected to a supporting leg, and the bottom of the supporting leg is fixedly connected to a bottom plate.

This utility model provides a limit lifting device for precision mechanical spindle processing. Compared with the existing technology, the beneficial effects are:

(1): This utility model drives the movable plate to move in the direction of the fixed plate, so that the two clamps firmly limit and fix the spindle, which can improve the stability of the spindle when the spindle is grinding;

(2): This utility model uses an electric push rod to make the grinding head of the grinder contact the surface of the spindle, and drives the clamp and the spindle to rotate through the power mechanism. At the same time, the horizontal movement mechanism drives the grinder to move horizontally on the surface of the spindle, so that the grinder is aligned with the spindle. Polish the surface evenly.

Description of the drawings

Figure 1: is the overall structure diagram of the utility model.

Figure 2: is the overall front view of the utility model.

Figure 3 is a structural diagram of the base of the utility model.

Figure 4 is a structural diagram of the horizontal cavity of the utility model.

Figure 5: is a structural diagram of the clamp of the present utility model.

In the picture: 1-base, 2-fixed plate, 3-first rotating rod, 4-movable plate, 5-second rotating rod, 6-clamp, 7-vertical plate, 8-horizontal cavity, 9-electric push rod , 10-Mounting plate, 11-Grinder, 12-First motor, 13-Drive chamber, 14-First screw, 15-First screw sleeve, 16-Mobile block, 17-First hole, 18-No. Second motor plate, 19-second motor, 20-first motor plate, 21-first slider, 22-first chute, 23-mounting hole, 24-protective pad, 25-second screw, 26-th Two screw sleeves, 27-sliding block, 28-squeeze the second hole, 29-support plate, 30-third motor plate, 31-second slide block, 32-second chute, 33-support leg, 34- Bottom plate, 35-third motor.

Detailed ways

The technical solutions of each embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without any creative work belong to the scope of protection of the present utility model. In the description of the present utility model, it is necessary to explain It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or positional relationship based on the attached The orientations or positional relationships shown in the figures are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or components referred to must have specific orientations, be constructed and operated in specific orientations, and therefore cannot be understood as Limitations on this utility model.

In addition, the terms "first", "second" and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance in the description of the present invention. It should be noted that, unless otherwise specified The terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection. Connection; it can be a direct connection, or an indirect connection through an intermediary, or an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The utility model will be further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.

Embodiment 1: As shown in Figures 1 and 2, a limit lifting device for precision mechanical spindle processing includes a base 1. The bottom of the base 1 is welded and fixedly connected with support legs 33. There are four support legs 33, and the four support legs 33 are Evenly distributed at the four corners of the bottom surface of the base 1, the bottoms of the support legs 33 are welded and fixedly connected to the bottom plate 34.

A fixed plate 2 is welded and fixedly connected to the base 1. A first rotating rod 3 is rotatably connected to the fixed plate 2 through a bearing. The side wall of the fixed plate 2 is equipped with a power mechanism that drives the first rotating rod 3 to rotate. The power mechanism includes a first motor 12. The first motor 12 adopts existing technology. The first motor 12 is fixedly connected to the first motor plate 20 through bolts. The first motor plate 20 is welded to the side wall of the first motor plate 20. The output shaft of the first motor 12 and the first rotating rod 3 are fixedly connected through a coupling.

A movable plate 4 is provided on the top surface of the base 1. A driving mechanism is installed on the base 1 to drive the movable plate 4 toward or away from the fixed plate 2. The movable plate 4 is connected with a second rotating rod 5 and a first rotating rod through bearing rotation. 3. The ends of the second rotating rod 5 are welded and fixedly connected with the clamp 6 . When the movable plate 4 moves toward the fixed plate 2, the spindle can be limited and fixed by two clamps 6.

As shown in Figure 5, the clamp 6 adopts a cylindrical structure with a cavity. The side walls of the two clamps 6 that are close to each other are provided with mounting holes 23. The mounting holes 23 are for the shafts at both ends of the spindle to pass through. The two clamps 6 are close to each other. A protective pad 24 is fixedly connected to the side wall of the clamp 6. The protective pad 24 is made of rubber material. The protective pad 24 is bonded to the side wall of the clamp 6 through glue. The protective pad 24 is provided to protect the spindle and prevent the clamp from hard contact with the spindle. wear and tear.

The top surface of the base 1 is fixedly connected to a horizontal cavity 8 through a vertical plate 7 , the bottom of the vertical plate 7 is welded and fixedly connected to the base 1 , and the top of the vertical plate 7 is welded and fixedly connected to the horizontal cavity 8 . The bottom of the horizontal cavity 8 is connected to an electric push rod 9 through a horizontal moving mechanism. The output shaft of the electric push rod 9 is fixedly connected to a mounting plate 10 through bolts. A grinder 11 is fixedly connected to the bottom of the mounting plate 10. The grinder 11 adopts existing technology. The grinder 11 is fixedly connected to the bottom surface of the mounting plate 10 through bolts.

Embodiment 2: Based on the above embodiment, further, as shown in Figure 3, the driving mechanism includes a driving cavity 13 opened in the base 1, and a first screw 14 is rotatably connected to the driving cavity 13 through a bearing. 14 is provided with a first screw sleeve 15. The top surface of the first screw sleeve 15 is welded and fixedly connected to a movable block 16. The movable block 16 penetrates the first hole 17 on the top surface of the drive cavity 13 and is welded to the bottom surface of the movable plate 4. Fixed connection.

A second motor plate 18 is welded and fixedly connected to the side wall of the base 1. A second motor 19 is installed on the top surface of the second motor plate 18. The second motor 19 adopts existing technology and is fixedly connected to the second motor plate 19 by bolts. On the top surface of the motor plate 18, the output shaft of the second motor 19 and the first screw 14 are fixedly connected through a coupling.

The first slide block 21 is welded and fixedly connected to the bottom surface of the first screw sleeve 15 , and a first slide groove 22 is provided in the inner bottom surface of the drive cavity 13 for sliding in cooperation with the first slide block 21 .

Start the second motor 19, the second motor 19 drives the first screw 14 to rotate, the rotation of the first screw 14 drives the first screw sleeve 15 to move horizontally along the first screw 14, and the first screw sleeve 15 drives the movable block 16 to move horizontally.

Embodiment 3: On the basis of the above embodiment, further, as shown in Figure 4, the horizontal moving mechanism includes a second screw 25 rotatably connected in the horizontal cavity 8 through a bearing, and a second screw is set on the second screw 25. sleeve 26, the bottom surface of the second screw sleeve 26 is welded and fixedly connected to a sliding block 27. The sliding block 27 penetrates the second hole 28 on the bottom surface of the horizontal cavity 8 and is welded and fixedly connected to the top surface of the support plate 29. The top surface of the electric push rod 9 is fixedly connected to the bottom surface of the support plate 29 through bolts.

A third motor plate 30 is welded and fixedly connected to the side wall of the horizontal cavity 8, and a third motor 35 is installed on the top surface of the third motor plate 30. The third motor 35 adopts existing technology, and the third motor 35 is fixedly connected to the third motor plate 30 by bolts. On the top surface of the three-motor plate 30, the output shaft of the third motor 35 and the second screw 25 are fixedly connected through a coupling.

The second slide block 31 is welded and fixedly connected to the top surface of the second thread sleeve 26 , and a second slide groove 32 is provided on the inner bottom surface of the horizontal cavity 8 for sliding in cooperation with the second slide block 31 .

When the third motor 35 is started, the third motor 35 drives the second screw 25 to rotate. The rotation of the second screw 25 drives the second screw sleeve 26 to move horizontally along the second screw 25, thereby driving the grinder 11 to move horizontally.

Working principle: This utility model starts the second motor 19, and then drives the movable plate 4 to move in the direction of the fixed plate 2, so that the two clamps 6 firmly limit and fix the spindle. When the spindle is grinding, the spindle can be raised stability.

The electric push rod 9 makes the grinding head of the grinder 11 contact the surface of the spindle, and the first motor 12 drives the clamp 6 and the spindle to rotate. At the same time, the third motor 35 drives the grinder 11 to move horizontally on the surface of the spindle in a circular motion, so that the grinder is aligned with the spindle surface. The surface of the spindle is evenly ground.

Although the present utility model has been specifically shown and introduced in conjunction with the preferred embodiments, there are many specific methods and approaches for realizing the technical solution. The above are only the preferred embodiments of the present utility model. However, those skilled in the art should understand that there are many ways to implement the technical solution without departing from the above. Within the spirit and scope of the present utility model as defined by the appended claims, various changes can be made to the present utility model in form and details, which all fall within the protection scope of the present utility model.

Claims (8)

1. A limit lifting device for precision machinery spindle processing, including a base (1), characterized in that a fixed plate (2) is fixedly connected to the base (1), and a third fixed plate (2) is rotatably connected to the base (1). A rotating rod (3), the side wall of the fixed plate (2) is equipped with a power mechanism that drives the first rotating rod (3) to rotate, and the top surface of the base (1) is provided with a movable plate (4) , the base (1) is equipped with a driving mechanism that drives the movable plate (4) toward or away from the fixed plate (2), and a second rotating rod (5) is rotatably connected to the movable plate (4). ), the ends of the first rotating rod (3) and the second rotating rod (5) are fixedly connected with clamps (6); the top surface of the base (1) is fixedly connected through a vertical plate (7) There is a horizontal cavity (8). The bottom of the horizontal cavity (8) is connected to an electric push rod (9) through a horizontal movement mechanism. The output shaft of the electric push rod (9) is fixedly connected to a mounting plate (10). A grinder (11) is fixedly connected to the bottom of the mounting plate (10). 2. The limit lifting device for precision mechanical spindle processing according to claim 1, characterized in that the power mechanism includes a first motor (12), and the first motor (12) is installed on the first motor plate ( 20), the first motor plate (20) is welded to the side wall of the first motor plate (20), and the output shaft of the first motor (12) is fixedly connected to the first rotating rod (3) . 3. The limit lifting device for precision mechanical spindle processing according to claim 1, characterized in that the driving mechanism includes a driving cavity (13) opened in the base (1), and the driving cavity (13) ) is rotatably connected with a first screw (14), a first screw sleeve (15) is set on the first screw (14), and a movable block (15) is fixedly connected to the top surface of the first screw sleeve (15). 16), the movable block (16) penetrates the first hole (17) on the top surface of the drive cavity (13) and is fixedly connected to the bottom surface of the movable plate (4), and the side of the base (1) A second motor plate (18) is fixedly connected to the wall. A second motor (19) is installed on the top surface of the second motor plate (18). The output shaft of the second motor (19) is connected to the first screw. (14) Fixed connection. 4. The limit lifting device for precision mechanical spindle processing according to claim 3, characterized in that the first slide block (21) is fixedly connected to the bottom surface of the first screw sleeve (15), and the drive cavity ( 13) The inner bottom surface is provided with a first slide groove (22) that slides in cooperation with the first slide block (21). 5. The limit lifting device for precision mechanical spindle processing according to claim 1, characterized in that the clamp (6) adopts a cylindrical structure with a cavity, and the two clamps (6) are close to each other. The side walls are provided with mounting holes (23), and the side walls where the two clamps (6) are close to each other are fixedly connected with protective pads (24). 6. The limit lifting device for precision mechanical spindle processing according to claim 1, characterized in that the horizontal moving mechanism includes a second screw (25) rotatably connected in the horizontal cavity (8), and the The second screw (25) is provided with a second thread sleeve (26). The bottom surface of the second screw sleeve (26) is fixedly connected with a sliding block (27). The sliding block (27) penetrates the horizontal cavity. (8) The second hole (28) on the bottom is fixedly connected to the top surface of the support plate (29). The side wall of the horizontal cavity (8) is fixedly connected with a third motor plate (30). The third motor plate (30) is fixedly connected to the side wall of the horizontal cavity (8). A third motor (35) is installed on the top surface of the motor plate (30), and the output shaft of the third motor (35) is fixedly connected to the second screw (25). 7. The limit lifting device for precision mechanical spindle processing according to claim 6, characterized in that a second slide block (31) is fixedly connected to the top surface of the second thread sleeve (26), and the horizontal cavity (8) The inner bottom surface is provided with a second slide groove (32) that slides in cooperation with the second slide block (31). 8. The limit lifting device for precision mechanical spindle processing according to claim 1, characterized in that the bottom of the base (1) is fixedly connected with a support leg (33), and the bottom of the support leg (33) is fixed. Attached is base plate (34).