CN217702220U - Ball screw nut mounting device - Google Patents

Abstract

The utility model discloses a ball screw nut installation device. The device comprises a base, a positioning cylinder is fixedly connected to the center of the bottom of the inner cavity of the base, a lifting assembly is arranged in the inner cavity of the positioning cylinder, and a positioning plate is fixedly connected to the top of the lifting assembly. The top of the positioning plate is fixedly connected with a fixing cylinder, the right side of the fixing cylinder is fixedly connected with a fixing ring, the left side of the front and back of the fixing cylinder is threadedly connected with a first screw, and the opposite sides of the two first screws are fixedly connected There is a first turn handle. The utility model can limit the position of the ball nut by arranging the fixing cylinder and the fixing ring. The turning handle, the second screw rod and the second arc-shaped plate can fix the right side of the ball nut. By setting the above structure, the nut has the advantage of better fixing effect when the nut is installed.

Description

Ball screw nut mounting device

technical field

The utility model relates to the technical field of mechanical processing, in particular to a ball screw nut installation device.

Background technique

The ball screw is a key component to realize the linear feed motion of the machine tool. Its assembly accuracy and assembly method are important to the motion accuracy (straightness, positioning accuracy, and stability) of the screw. When the ball screw is used as the active body, the nut will With the rotation angle of the screw rod, it is converted into linear motion according to the lead of the corresponding specification, and the passive workpiece can be connected with the nut through the nut seat, so as to realize the corresponding linear motion.

The ball screw nut needs to be fixed during installation to prevent the nut from rotating during the installation process and affect the installation. This requires the use of a nut installation device. The traditional nut installation device has a poor fixing effect and can only be used for a single size. The nuts are fixed and installed, and the scope of use is limited. Therefore, we propose a ball screw nut installation device to solve such problems.

Utility model content

Aiming at the problems existing in the prior art, the purpose of the utility model is to provide a ball screw nut installation device.

In order to achieve the above object, the utility model provides the following technical solutions:

The ball screw nut installation device includes a base, a positioning cylinder is fixedly connected to the center of the bottom of the inner cavity of the base, a lifting assembly is arranged in the inner cavity of the positioning cylinder, and a positioning plate is fixedly connected to the top of the lifting assembly. The top of the positioning plate is fixedly connected with a fixed cylinder, the right side of the fixed cylinder is fixedly connected with a fixed ring, and the left side of the front and back of the fixed cylinder is screwed with a first screw rod, and the two first screw rods are connected to each other. One side of the back is fixedly connected with a first turning handle, the opposite sides of the two first screw rods are connected with a first arc-shaped plate through bearings, and the front and back of the fixed ring are screwed with a second screw rod. As for the screw, the opposite sides of the two second screws are fixedly connected with second handles, and the opposite sides of the two second screws are rotatably connected with second arc-shaped plates through bearings.

As a further description of the above solution, the lifting assembly includes a servo motor, the servo motor is fixedly connected to the bottom of the inner cavity of the positioning cylinder, the output end of the servo motor is fixedly connected to a threaded rod, and the top of the outer surface of the threaded rod A threaded sleeve is threadedly connected, and the top of the threaded sleeve is fixedly connected with the bottom of the positioning plate.

As a further description of the above solution, the right side of the second arc-shaped plate is fixedly connected with a connecting plate, the right side of the connecting plate is threaded with a third screw, and the left side of the third screw penetrates through the connecting plate and passes through the connecting plate. The bearing is rotatably connected with a splint, and the right side of the third screw rod is fixedly connected with a third handle.

As a further description of the above solution, the bottoms of the left and right sides of the threaded sleeve are fixedly connected with sliders, and the left and right sides of the inner cavity of the positioning cylinder are provided with chute for use with the sliders. The outer surface is slidingly connected with the inner surface of the chute.

As a further description of the above solution, pads are fixedly connected to the four corners of the bottom of the base, and rubber pads are fixedly connected to the bottom of the pads.

As a further description of the above solution, a first protective pad is fixedly connected to opposite sides of the two first curved plates, and the first protective pad is bonded to the first curved plate.

As a further description of the above solution, the opposite sides of the two second arc-shaped plates are fixedly connected with second protective pads, and the front of the base is fixedly connected with a baffle plate through screws.

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

The utility model can limit the position of the ball nut by setting the fixing cylinder and the fixing ring, and can fix the left side of the ball nut by setting the first rotating handle, the first screw rod and the first arc plate, and by setting the second The turning handle, the second screw rod and the second arc-shaped plate can fix the right side of the ball nut. By setting the above structure, it has the advantage of better fixing effect on the nut when installing the nut, which solves the problem of the traditional nut installation device. The fixing effect is poor, and only a single-size nut can be fixed and installed, and the use range is limited.

Description of drawings

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

Fig. 2 is a right-view sectional view of the structure of the present utility model;

Fig. 3 is a top sectional view of the structure of the fixing cylinder and the fixing ring of the utility model;

Fig. 4 is the partial enlarged view of place A in structure Fig. 3 of the present utility model;

Fig. 5 is a perspective view of the structure of the third screw and splint of the present invention.

In the figure: 1. base; 2. positioning cylinder; 3. lifting assembly; 31. servo motor; 32. threaded rod; 33. threaded sleeve; 4. positioning plate; 5. fixing cylinder; 6. fixing ring; 7. The first screw rod; 8, the first rotating handle; 9, the first arc-shaped plate; 10, the second screw rod; 11, the second rotating handle; 12, the second arc-shaped plate; 13, the connecting plate; 14, the third screw rod ; 15, splint; 16, the third handle; 17, slider; 18, chute.

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 Figure 1-5, the ball screw nut installation device includes a base 1, the center of the bottom of the inner cavity of the base 1 is fixedly connected with a positioning cylinder 2, the inner cavity of the positioning cylinder 2 is provided with a lifting component 3, and the top of the lifting component 3 Fixedly connected with a positioning plate 4, the top of the positioning plate 4 is fixedly connected with a fixed cylinder 5, the right side of the fixed cylinder 5 is fixedly connected with a fixed ring 6, and the left side of the fixed cylinder 5 front and back are threaded with a first screw rod 7, The opposite side of the two first screw rods 7 is fixedly connected with the first rotating handle 8, and the opposite side of the two first screw rods 7 is connected with the first arc-shaped plate 9 through bearing rotation, the front of the fixed ring 6 and the The backs of the two second screws 10 are threadedly connected with the second screw 10, and the opposite sides of the two second screws 10 are fixedly connected with the second handle 11, and the opposite sides of the two second screws 10 are connected with the second arc through the bearing rotation. Shaped plate 12, by setting the fixed cylinder 5 and the fixed ring 6, the ball nut can be limited, and by setting the first turning handle 8, the first screw rod 7 and the first arc plate 9, the left side of the ball nut can be adjusted. Fixing, by setting the second rotating handle 11, the second screw rod 10 and the second arc plate 12, the right side of the ball nut can be fixed, and by setting the above structure, it has a better fixing effect on the nut when the nut is installed. Advantages, it solves the problem that the traditional nut installation device has a poor fixing effect, can only fix and install a single-sized nut, and has a limited range of use.

Wherein, the lifting assembly 3 includes a servo motor 31, the servo motor 31 is fixedly connected with the bottom of the inner cavity of the positioning cylinder 2, the output end of the servo motor 31 is fixedly connected with a threaded rod 32, and the top of the outer surface of the threaded rod 32 is threadedly connected with a threaded sleeve 33. The top of the threaded sleeve 33 is fixedly connected to the bottom of the positioning plate 4. By setting the servo motor 31, the threaded rod 32 and the threaded sleeve 33, the positioning plate 4 can be driven to move upward, and then the fixed cylinder 5 and the fixed ring 6 can be driven upward. Move, adjust the height of the fixed cylinder 5 and the fixed ring 6, so that it can be convenient for workers with different elevations to operate.

As shown in Figure 4, the right side of the second arc-shaped plate 12 is fixedly connected with a connecting plate 13, and the right side of the connecting plate 13 is screwed with a third screw 14, and the left side of the third screw 14 runs through the connecting plate 13 and passes through the bearing. Rotation is connected with clamping plate 15, and the right side of the third screw rod 14 is fixedly connected with the third rotating handle 16, by setting the third rotating handle 16, the third screw rod 14 and clamping plate 15, the right side of ball nut can be fixed, further improve The fixing effect of the ball nut.

In the utility model, the bottoms of the left and right sides of the threaded sleeve 33 are fixedly connected with sliders 17, and the left and right sides of the inner cavity of the positioning cylinder 2 are provided with chute 18 for use with the slider 17, and the outer surface of the slider 17 Slidingly connected with the inner surface of the chute 18, by setting the slider 17 and the chute 18, the movement of the threaded sleeve 33 can be guided and the movement of the threaded sleeve 33 can also be limited.

Wherein, the four corners of the bottom of the base 1 are fixedly connected with pads, and the bottom of the pads are fixedly connected with rubber pads, and the base 1 can be supported by arranging pads and rubber pads.

Specifically, the opposite sides of the two first arc-shaped plates 9 are fixedly connected with first protective pads, and the first protective pads are bonded to the first arc-shaped plates 9. By setting the first protective pads, it is possible to When securing the ball nut, protect the ball nut.

Specifically, the opposite sides of the two second arc-shaped plates 12 are fixedly connected with a second protective pad, and the front of the base 1 is fixedly connected with a baffle plate through screws. By setting the second protective pad, when the ball nut is fixed, Protect the ball nut.

Working principle: When in use, insert the ball nut into the fixed cylinder 5 from the right side of the fixed ring 6, limit the ball nut through the fixed ring 6, and then turn the first rotating handle 8, which drives the first screw rod 7 rotates, the first screw rod 7 drives the first arc-shaped plate 9 to move to the middle, fixes the left side of the ball nut through the first arc-shaped plate 9, then turns the second rotating handle 11, and the second rotating handle 11 drives the second The screw rod 10 rotates, the second screw rod 10 drives the second arc-shaped plate 12 to move to the middle, the right side of the ball nut is fixed by the second arc-shaped plate 12, and finally the third rotating handle 16 is rotated, and the third rotating handle 16 drives the second The three screw rods 14 rotate, the third screw rod 14 drives the splint 15 to move to the left, the right side of the ball nut is fixed by the splint 15, and then the screw rod screw rod is installed on the inner surface of the ball nut;

By arranging the above structure, it has the advantage of better fixing effect on the nut when the nut is installed, which solves the problem that the traditional nut installation device has poor fixing effect, can only fix and install a single-sized nut, and has limited application range.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. Ball screw nut installation device, including base (1), characterized in that: the center of the inner cavity bottom of the base (1) is fixedly connected with a positioning cylinder (2), and the inner cavity of the positioning cylinder (2) A lifting assembly (3) is provided, the top of the lifting assembly (3) is fixedly connected with a positioning plate (4), the top of the positioning plate (4) is fixedly connected with a fixed cylinder (5), and the fixed cylinder (5) ) is fixedly connected with a fixed ring (6), the left side of the front and back of the fixed cylinder (5) is threaded with a first screw (7), and two of the first screw (7) are opposite to each other One side is fixedly connected with a first rotating handle (8), and the opposite side of the two first screw rods (7) is connected with a first arc-shaped plate (9) through bearing rotation, and the fixed ring (6) The front and back sides of the front and back sides are all threaded with a second screw rod (10), and the opposite sides of the two second screw rods (10) are fixedly connected with a second handle (11), and the two second screw rods ( 10) The opposite side is rotatably connected with a second arc-shaped plate (12) through a bearing. 2. The ball screw nut installation device according to claim 1, characterized in that: the lifting assembly (3) includes a servo motor (31), and the servo motor (31) is connected to the inner cavity of the positioning cylinder (2). The bottom is fixedly connected, the output end of the servo motor (31) is fixedly connected with a threaded rod (32), and the top of the outer surface of the threaded rod (32) is threaded with a threaded sleeve (33), and the threaded sleeve ( 33) the top is fixedly connected with the bottom of positioning plate (4). 3. The ball screw nut installation device according to claim 1, characterized in that: the right side of the second arc-shaped plate (12) is fixedly connected with a connecting plate (13), and the connecting plate (13) The right side is threaded with a third screw rod (14), the left side of the third screw rod (14) runs through the connecting plate (13) and is connected with a clamping plate (15) by bearing rotation, the right side of the third screw rod (14) The side is fixedly connected with a third handle (16). 4. The ball screw nut installation device according to claim 2, characterized in that: the bottoms of the left and right sides of the threaded sleeve (33) are fixedly connected with sliders (17), and the positioning cylinder (2) The left and right sides of the inner cavity are provided with chute (18) used in conjunction with the slide block (17), and the outer surface of the slide block (17) is slidably connected with the inner surface of the chute (18). 5. The ball screw nut installation device according to claim 1, characterized in that: the four corners of the bottom of the base (1) are fixedly connected with pads, and the bottom of the pads are fixedly connected with rubber pads. 6. The ball screw nut installation device according to claim 1, characterized in that: the opposite sides of the two first arc-shaped plates (9) are fixedly connected with first protective pads, and the first protective pads Bond with the first curved plate (9). 7. The ball screw nut installation device according to claim 1, characterized in that: the opposite sides of the two second arc-shaped plates (12) are fixedly connected with second protective pads, and the base (1 ) is fixedly connected with a baffle by screws.

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