CN209839086U - A ball screw pair of grinding level left and right rotation integrated jig - Google Patents

Abstract

The utility model discloses a ball screw pair of a grinding level left and right rotation integrated tooling fixture, which comprises a screw rod and a locking bolt. The outer wall of the screw rod is provided with a nut, and the nut is composed of a first connecting block and a second connecting block. The connecting blocks are combined, the first connecting block is provided with positioning columns on one side and both ends of the outer wall, the second connecting block is provided with positioning holes on one side and both ends of the outer wall, and the first connecting block passes through one side of the outer wall The positioning column is connected with the positioning hole on one side of the outer wall of the second connecting block in a gap, platforms are provided on both sides of the outer wall of the nut, and the locking bolt passes through the second threaded hole on the fixing plate and the first threaded hole on the platform. The threaded hole is engaged with the fixed plate and the platform. The utility model makes it easy to disassemble and install the nut on the screw rod through a series of structural settings, simplifies the daily maintenance and maintenance of the screw rod, ensures the stability of the use of the equipment, and prolongs the service life of the screw rod.

Description

A ball screw pair of grinding level left and right rotation integrated jig

technical field

The utility model relates to the technical field of a ball screw pair, in particular to a ball screw pair with a grinding level left and right rotation integrated fixture.

Background technique

In today's industrial automation production, the application of screw drive mechanism is often seen. In order to improve work production efficiency and speed up the process of industrial automation, various companies have introduced and adopted high-end automation equipment. However, in terms of the use and maintenance of automation equipment, many manufacturers often Encountered difficulties, especially the maintenance work of the ball screw pair, the long-term use aggravates the fatigue of the balls and is damaged, and the damaged balls will wear the screw; the existing screw nut cannot be disassembled to replace the ball Taking out and replacing in the ball groove will greatly reduce the working efficiency and service life of the screw rod, so certain improvements are needed.

Utility model content

The purpose of the utility model is to provide a ball screw pair of a grinding level left and right rotation integrated tooling fixture to solve the problems in the prior art.

In order to achieve the above purpose, the utility model provides the following technical solutions: a ball screw pair of grinding level left and right rotation integrated tooling fixtures, including a screw and a locking bolt, the outer wall of the screw is provided with a nut, and the nut Composed of a first connection block and a second connection block, positioning columns are provided at both ends of the outer wall of the first connection block, and positioning holes are provided at both ends of the outer wall of the second connection block. The first connecting block is connected with the positioning hole on the outer wall side of the second connecting block through the positioning column on one side of the outer wall. Platforms are provided on both sides of the outer wall of the nut, and the outer wall of the platform is provided with a first threaded hole. The locking bolt is engaged with the fixing plate and the platform through the second threaded hole on the fixing plate and the first threaded hole on the platform.

Preferably, a first ball groove is provided on the inner wall of the first connection block.

Preferably, a second ball groove is provided on the inner wall of the second connection block.

Preferably, there are two platforms, and the two platforms are symmetrical about the vertical centerline of the nut.

Preferably, the size of the first threaded hole is equal to that of the second threaded hole.

Compared with the prior art, the beneficial effect of the utility model is: through the gap connection between the positioning column on the first connecting block and the positioning hole on the second connecting block, the nut completes the initial assembly, and at the same time the first connecting block The first threaded hole on the second connecting block is quickly aligned with the second threaded hole on the fixing plate, which saves the time for the locking bolt to pass through the fixing plate to the first connecting block and the second connecting block. The first ball groove on the inner wall and the second ball groove on the inner wall of the second connecting block are convenient for balls to be put in, and the nuts are convenient for installation and disassembly, so that the damaged balls inside the first ball groove and the second ball groove Easy to take out and replace. The utility model makes it easy to disassemble and install the nut on the screw rod through a series of structural settings, simplifies the daily maintenance and maintenance of the screw rod, ensures the stability of the use of the equipment, and prolongs the service life of the screw rod.

Description of drawings

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

Fig. 2 is a schematic structural view of the nut of the present invention.

Fig. 3 is a schematic structural diagram of the first connecting block of the present invention.

Fig. 4 is a schematic structural diagram of the second connecting block of the present invention.

Fig. 5 is a structural schematic diagram of the fixing plate of the present invention.

In the figure: 1. screw rod; 2. nut; 3. locking bolt; 4. fixed plate; 5. first connecting block; 6. second connecting block; 7. platform; 8. first threaded hole; 9 1. The first ball groove; 10. The positioning column; 11. The positioning hole; 12. The second ball groove; 13. The second threaded hole.

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 to 5. In the embodiment of the utility model, a ball screw pair of a grinding level left and right rotation integrated tooling fixture includes a screw 1 and a locking bolt 3. A nut 2 is arranged on the outer wall of the screw 1. The screw The cap 2 is composed of a first connecting block 5 and a second connecting block 6. Positioning columns 10 are provided at both ends of the outer wall of the first connecting block 5, and positioning holes are provided at both ends of the outer wall of the second connecting block 6. 11. The first connecting block 5 is connected to the positioning hole 11 on the outer wall side of the second connecting block 6 through the positioning column 10 on one side of the outer wall. Platforms 7 are arranged on both sides of the outer wall of the nut 2, and the outer wall of the platform 7 is provided with a second A threaded hole 8, the locking bolt 3 passes through the second threaded hole 13 on the fixed plate 4 and the first threaded hole 8 on the platform 7 to engage with the fixed plate 4 and the platform 7, and through the positioning on the first connecting block 5 The positioning hole 11 on the column 10 and the second connecting block 6 is connected in a gap, so that the nut 2 can be assembled initially, and the first threaded hole 8 on the first connecting block 5 and the second connecting block 6 can be connected with the fixed plate 4 at the same time. The second threaded hole 13 is quickly aligned, which saves the time for the locking bolt 3 to pass through the fixing plate 4 to the first connecting block 5 and the second connecting block 6, and through the first ball groove 9 on the inner wall of the first connecting block 5 and The second ball groove 12 on the inner wall of the second connection block 6 is convenient to put into the balls, and the nut 2 is convenient for installation and disassembly, so that the damaged balls in the first ball groove 9 and the second ball groove 12 are conveniently taken out and removed. Replacement, the inner wall of the first connecting block 5 is provided with a first ball groove 9, the inner wall of the second connecting block 6 is provided with a second ball groove 12, there are two platforms 7, and the two platforms 7 are about the vertical center of the nut 2 Line symmetry, the first threaded hole 8 and the second threaded hole 13 are equal in size.

The working principle of the utility model is: through the gap connection between the positioning column 10 on the first connecting block 5 and the positioning hole 11 on the second connecting block 6, the nut 2 is initially assembled, and at the same time the first connecting block 5 and the The first threaded hole 8 on the second connecting block 6 is quickly aligned with the second threaded hole 13 on the fixing plate 4, saving the fixing of the first connecting block 5 and the second connecting block 6 by the locking bolt 3 through the fixing plate 4 Time, through the first ball groove 9 on the inner wall of the first connecting block 5 and the second ball groove 12 on the inner wall of the second connecting block 6, it is convenient to put the balls in, and it is convenient to install and disassemble through the nut 2, so that the first The damaged balls inside the ball groove 9 and the second ball groove 12 are convenient to take out and replace.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to be included in the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. A ball screw pair of grinding level left and right rotation integrated tooling fixtures, comprising a screw rod (1) and a locking bolt (3), characterized in that a nut (2) is arranged on the outer wall of the screw rod (1) , the nut (2) is composed of a first connecting block (5) and a second connecting block (6), and both ends of the outer wall of the first connecting block (5) are provided with positioning columns (10) , the two ends of one side of the outer wall of the second connecting block (6) are provided with positioning holes (11), and the first connecting block (5) is connected to the second connecting block (6) through the positioning column (10) on one side of the outer wall. ) the positioning holes (11) on one side of the outer wall are gap-connected, the two sides of the outer wall of the nut (2) are provided with a platform (7), and the outer wall of the platform (7) is provided with a first threaded hole (8), so The locking bolt (3) passes through the second threaded hole (13) on the fixed plate (4) and the first threaded hole (8) on the platform (7) to engage with the fixed plate (4) and the platform (7) . 2. The ball screw pair of grinding level left and right rotation integrated jigs according to claim 1, characterized in that a first ball groove (9) is provided on the inner wall of the first connecting block (5). 3. The ball screw pair of grinding level left and right rotation integrated jigs according to claim 1, characterized in that, a second ball groove (12) is provided on the inner wall of the second connecting block (6). 4. A ball screw pair of grinding level left and right rotation integrated jigs and fixtures according to claim 1, characterized in that there are two platforms (7), and the two platforms (7) are about the nut (2) The vertical center line is symmetrical. 5 . The ball screw pair of grinding grade left and right rotation integrated fixture according to claim 1 , characterized in that, the first threaded hole ( 8 ) is equal in size to the second threaded hole ( 13 ).