CN219282210U - Fastening wave bead screw convenient to install - Google Patents

Abstract

The utility model discloses a convenient-to-install fastening ball screw, relates to the technical field of ball screws, and aims to solve the problem that the ball and a spring of the conventional ball screw are easy to damage and are difficult to detach and install after being damaged, so that inconvenience is brought to a user. The outer wall of the wave bead screw shell is integrally provided with a plurality of external threads; further comprises: the lower limit cover is fixedly arranged at the lower end of the wave bead screw shell through a screw, the lower limit cover comprises two arc-shaped mounting plates, a second through hole is formed between the arc-shaped mounting plates, balls are clamped in the second through hole, a hollow stud is fixedly arranged on the outer wall of each arc-shaped mounting plate, a channel is arranged in each arc-shaped mounting plate, a screw is fixedly arranged in each hollow stud, penetrates through the hollow stud and the channel, and extends to the hollow stud of the other arc-shaped mounting plate.

Description

Fastening wave bead screw convenient to install

Technical Field

The utility model relates to the technical field of wave bead screws, in particular to a wave bead fastening screw convenient to install.

Background

The ball screw is a derivative of the set screw. The ball screw is a derivative product of a set screw, and is often used in the work of a die, a clamp, assembly and the like, and the ball screw can push the movement of the ball body by means of the spring with certain pressure so as to enable the locking piece to run smoothly;

the application number is as follows: CN201921312570.9, the name is "a spring ripples pearl screw" includes screw body, the screw thread, the ball, the screw, spring groove and spring, screw body surface is provided with the screw, screw body upper end inside is provided with the screw, inside spring groove that is provided with of screw body, spring groove inside is provided with the spring, the spring lower extreme is provided with the ball, through the spring groove and the spring that set up in screw body inside, be used for carrying out shock attenuation to the ball, through the ball that sets up at the spring lower extreme, be used for buffering precision instrument, prevent that the workman from mastering bad dynamics when the installation from causing the destruction to precision instrument, can reduce vibrations, avoid the damage that the slight collision caused.

However, the balls and the springs of the existing ball screw are easy-damaged parts, and the balls and the springs are difficult to detach and mount after the ball screw is damaged, so that inconvenience is brought to users; therefore, the prior requirements are not met, and a convenient-to-install fastening wave bead screw is provided.

Disclosure of Invention

The utility model aims to provide a convenient-to-install fastening ball screw, which aims to solve the problem that the ball and the spring of the conventional ball screw are easy to damage, and the ball and the spring are difficult to detach and install after the ball screw is damaged, so that inconvenience is brought to a user.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an install convenient fastening ripples pearl screw, includes: the outer wall of the wave bead screw shell is integrally provided with a plurality of external threads;

further comprises:

the lower limit cover is fixedly arranged at the lower end of the wave bead screw shell through a screw, the lower limit cover comprises two arc-shaped mounting plates, a second through hole is formed between the arc-shaped mounting plates, balls are clamped in the second through hole, a hollow stud is fixedly arranged on the outer wall of each arc-shaped mounting plate, a channel is formed in each arc-shaped mounting plate, a screw is fixedly arranged in each hollow stud, penetrates through the hollow stud and the channel, and extends to the hollow stud of the other arc-shaped mounting plate;

the upper top cover is fixedly arranged at the upper end of the wave bead screw shell through a set screw.

Preferably, a groove is formed in the outer wall of the upper top cover.

Preferably, a first through hole is formed in the middle of the outer wall of the upper top cover.

Preferably, an inner cavity is arranged in the wave bead screw shell, and an inner thread groove is fixedly arranged on the inner wall, close to the upper end, of the inner cavity.

Preferably, a limit screw is fixedly arranged at the middle position of the internal thread groove, and the upper end of the limit screw extends to the first through hole.

Preferably, the lower end of the limit screw is fixedly provided with a limit support rod, and the lower end of the limit support rod is fixedly provided with a limit plate.

Preferably, a spring is fixedly arranged at the lower end of the limiting plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the lower limit cover is arranged to bring convenience to a user to replace the internal spring and the ball, and is fixedly arranged at the lower end of the ball screw shell through the screw; the upper top cover can be assembled and disassembled through the set screw and the wave bead screw shell, so that the screw is more convenient and quick to assemble and disassemble.

2. The first through hole is used for facilitating the user to rotate the spacing screw, and spacing screw upwards moves, then can take out it from inside, and spacing screw downwardly moving then can drive below subassembly and move down, and spacing bracing piece plays the effect in restriction below spring space with the limiting plate, makes the spring compressed, plays the effect of adjusting ball department position, above-mentioned structure, can make to possess in the ripples pearl screw and adjust space size function, makes the user use more convenient, can rely on the downforce to restrict spring and ball department.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a partial structure of an upper top cover according to the present utility model;

FIG. 3 is a schematic view of a partial structure of a lower limit cap according to the present utility model;

FIG. 4 is an enlarged view of the partial structure at A of the present utility model;

in the figure: 1. a wave bead screw shell; 2. an external thread; 3. an inner cavity; 4. an upper top cover; 5. a set screw; 6. a groove; 7. a first through hole; 8. a limit screw; 9. an internal thread groove; 10. a limit support rod; 11. a limiting plate; 12. a spring; 13. a ball; 14. a lower limit cover; 15. an arc-shaped mounting piece; 16. a second through hole; 17. a hollow stud; 18. a channel; 19. and (3) a screw.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, an embodiment of the present utility model is provided: an install convenient fastening ripples pearl screw, includes: the wave bead screw shell 1, the outer wall of the wave bead screw shell 1 is integrally provided with a plurality of external threads 2;

further comprises:

the lower limit cover 14 is fixedly arranged at the lower end of the wave bead screw shell 1 through a screw, the lower limit cover 14 comprises two arc-shaped mounting plates 15, a second through hole 16 is arranged between the arc-shaped mounting plates 15, balls 13 are clamped in the second through hole 16, a hollow stud 17 is fixedly arranged on the outer wall of each arc-shaped mounting plate 15, a channel 18 is arranged in each arc-shaped mounting plate 15, a screw 19 is fixedly arranged in each hollow stud 17, and the screw 19 penetrates through the hollow stud 17 and the channel 18 and extends to the hollow stud 17 of the other arc-shaped mounting plate 15;

the upper top cover 4 is fixedly arranged at the upper end of the wave bead screw shell 1 through a set screw 5;

the lower limit cover 14 is arranged to bring convenience to a user to replace the internal spring 12 and the ball 13, the lower limit cover 14 is fixedly arranged at the lower end of the ball screw shell 1 through screws, compared with a traditional integrated structure, the structure is detachable and convenient to detach and replace, the lower limit cover 14 is composed of two arc-shaped mounting pieces 15, the two arc-shaped mounting pieces 15 can be combined in a penetrating and inserting mode through a screw 19, the size of the second through hole 16 is adjustable by adjusting the distance between the two arc-shaped mounting pieces 15, the lower limit cover 14 is convenient to install and detach by the user, and the lower limit cover 14 is also provided with an adjusting function, can be adjusted adaptively according to the size of the ball 13 and is convenient for the user to use; the upper top cover 4 can be assembled and disassembled with the wave bead screw shell 1 through the set screw 5, so that the screw is more convenient and quick to assemble and disassemble.

Referring to fig. 1 and 2, a groove 6 is formed on the outer wall of the upper top cover 4, and the groove 6 is used for a user to insert a tool into the groove 6, so that the user can rotate and drive the ball screw shell 1 to be installed in a corresponding groove conveniently.

Referring to fig. 1 and 2, a first through hole 7 is provided at a middle position of an outer wall of the upper top cover 4, and the first through hole 7 is used for facilitating a user to rotate the limit screw 8.

Referring to fig. 1, an inner cavity 3 is provided in the ball screw housing 1, and an inner thread groove 9 is fixedly mounted on an inner wall of the inner cavity 3 near the upper end, wherein the inner thread groove 9 is used for fixing and limiting a limit screw 8.

Referring to fig. 1, a limit screw 8 is fixedly installed at the middle position of the internal thread groove 9, the upper end of the limit screw 8 extends to the first through hole 7, the limit screw 8 is fixed at the internal thread groove 9, the limit screw 8 moves upward to be taken out from the inside, and the limit screw 8 moves downward to drive the lower component to move downward.

Referring to fig. 1, a limit supporting rod 10 is fixedly mounted at the lower end of a limit screw 8, a limit plate 11 is fixedly mounted at the lower end of the limit supporting rod 10, the limit supporting rod 10 and the limit plate 11 have the effect of limiting the space of a spring 12 below, so that the spring 12 is compressed, and the effect of adjusting the position of a ball 13 is achieved.

Referring to fig. 1, a spring 12 is fixedly mounted at the lower end of the limiting plate 11, the spring 12 is used for making the ball 13 play a role in limiting the ball 13, and the ball 13 can be limited to clamp a corresponding object by means of adjustment of the spring 12.

Working principle: when the ball screw shell is used, the effect of facilitating the replacement of the internal spring 12 and the ball 13 by a user is achieved by arranging the lower limit cover 14, the lower limit cover 14 is fixedly arranged at the lower end of the ball screw shell 1 through screws, compared with a traditional integrated structure, the ball screw shell is detachable, the ball screw shell is convenient for the user to detach and replace subsequently, on the basis, the lower limit cover 14 consists of two arc-shaped mounting plates 15, the two arc-shaped mounting plates 15 can be combined in a penetrating and inserting mode through a screw 19, the size of the second through hole 16 can be adjusted by adjusting the interval between the two arc-shaped mounting plates 15, the lower limit cover 14 is convenient for the user to install and detach, the ball screw shell is also provided with an adjusting function, the ball screw shell can be adjusted adaptively according to the size of the ball 13, and the ball screw shell is convenient for the user to use; the upper top cover 4 department also accessible set screw 5 and ripples pearl screw casing 1 install and dismantle, make this screw possess the installation and dismantle convenient and fast more, first through-hole 7 is used for facilitating the user to rotate spacing screw 8, spacing screw 8 upwards remove, then can take it out from inside, spacing screw 8 downwardly move, then can drive the effect in below subassembly downmovement, spacing bracing piece 10 and limiting plate 11 play restriction below spring 12 space, make spring 12 compressed, play the effect of adjusting ball 13 department position, above-mentioned structure, can make and possess in the ripples pearl screw and adjust the space size function, make the user use more convenient, can rely on down pressure to restrict spring 12 and ball 13 department, recess 6 plays and use the instrument to insert to recess 6 in, convenience of customers rotates and drives ripples pearl screw casing 1 and install in corresponding inslot, spring 12 is used for making ball 13 department be used for playing restriction ball 13's effect, rely on the regulation of spring 12, can play restriction ball 13 centre gripping corresponding article effect.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a convenient fastening ripples pearl screw of installation, includes ripples pearl screw casing (1), the outer wall of ripples pearl screw casing (1) is provided with a plurality of external screw threads (2) integratively;

the method is characterized in that: further comprises:

the lower limit cover (14) is fixedly arranged at the lower end of the wave bead screw shell (1) through a screw, the lower limit cover (14) comprises two arc-shaped mounting pieces (15), a second through hole (16) is formed between the arc-shaped mounting pieces (15), a ball (13) is clamped in the second through hole (16), a hollow stud (17) is fixedly arranged on the outer wall of the arc-shaped mounting piece (15), a channel (18) is formed in the arc-shaped mounting piece (15), a screw rod (19) is fixedly arranged in the hollow stud (17), and the screw rod (19) penetrates through the hollow stud (17) and the channel (18) and extends to the hollow stud (17) of the other arc-shaped mounting piece (15);

the upper top cover (4) is fixedly arranged at the upper end of the wave bead screw shell (1) through a set screw (5).

2. The conveniently installed fastening bead screw according to claim 1, wherein: the outer wall of the upper top cover (4) is provided with a groove (6).

3. The conveniently installed fastening bead screw according to claim 1, wherein: the middle position of the outer wall of the upper top cover (4) is provided with a first through hole (7).

4. A fastening beaded screw for easy installation according to claim 3, characterized in that: the inner part of the wave bead screw shell (1) is provided with an inner cavity (3), and an inner thread groove (9) is fixedly arranged on the inner wall, close to the upper end, of the inner cavity (3).

5. The conveniently installed fastening bead screw according to claim 4, wherein: and a limit screw (8) is fixedly arranged at the middle position of the internal thread groove (9), and the upper end of the limit screw (8) extends to the first through hole (7).

6. The conveniently installed fastening bead screw according to claim 5, wherein: the lower extreme fixed mounting of limit screw (8) has spacing bracing piece (10), the lower extreme fixed mounting of spacing bracing piece (10) has limiting plate (11).

7. The conveniently installed fastening bead screw according to claim 6, wherein: the lower end of the limiting plate (11) is fixedly provided with a spring (12).

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