CN220687960U

CN220687960U - Ball screw with positioning and mounting structure

Info

Publication number: CN220687960U
Application number: CN202322451983.8U
Authority: CN
Inventors: 傅弘港
Original assignee: Suzhou Muke Technology Co ltd
Current assignee: Suzhou Muke Technology Co ltd
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-03-29
Anticipated expiration: 2033-09-11

Abstract

The utility model discloses a ball screw with a positioning and mounting structure, which comprises a screw body, wherein a nut sleeve and a base plate are sleeved on the surface of the screw body, a plurality of mounting holes are formed in the edges of two sides of the base plate, the mounting holes are circular, a mounting structure is arranged between the nut sleeve and the base plate, the mounting structure comprises a mounting insert block, a mounting slot, a side base block and a limiting rod, two mounting insert blocks are symmetrically fixed on the rear surface of the base plate, and two mounting slots corresponding to the mounting insert blocks are formed in the front surface of the nut sleeve; according to the utility model, through improvement and optimization of the ball screw in the prior art, the base plate and the nut sleeve are designed to be of a split structure, and the installation structure is designed, so that operators can select to replace different base plates according to actual installation requirements, the installation universality is ensured, meanwhile, the base plates at the later stage can be independently replaced after being damaged, and the maintenance cost at the later stage is reduced.

Description

Ball screw with positioning and mounting structure

Technical Field

The utility model belongs to the technical field of ball screws, and particularly relates to a ball screw with a positioning and mounting structure.

Background

The ball screw is a transmission element most commonly used on tool machinery and precision machinery, and has the main functions of converting rotary motion into linear motion or converting torque into axial repeated acting force, and meanwhile, the ball screw has the characteristics of high precision, reversibility and high efficiency, and is widely applied to various industrial equipment and precision instruments due to small friction resistance, such as a ball screw disclosed in the prior patent with the publication number of CN202690934U, and comprises a screw shaft, a screw cap, a reverser and two scrapers; a plurality of balls which are arranged in sequence are arranged between the nut and a groove arranged on the screw shaft; the two scrapers are made of polyethylene material and are respectively arranged in the two ports … …' of the screw cap, and the common ball screw is described in the application;

however, most of nut sleeves on the ball screw are cast integrally, the base plate with the end part playing a role of fixing and the cylinder body are of an integral structure, and the base plate and the cylinder body cannot be detached and replaced, so that the ball screw is limited due to the position of a mounting hole on the base plate of the nut sleeve when being mounted, the problem that normal mounting is difficult to be caused if the position of a reserved hole on an external base body is not corresponding to the position of the reserved hole, and meanwhile, if the base plate of the nut sleeve is damaged in the later use process, the whole nut sleeve is required to be detached from the screw for integral replacement, and the base plate playing a role of fixing cannot be replaced independently.

Disclosure of Invention

The utility model aims to provide a ball screw with a positioning and mounting structure, which solves the problem that the existing ball screw upper nut sleeve substrate cannot be disassembled and replaced in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a take ball screw of location mounting structure, includes the body of rod, nut cover and base plate have been established to the surface cover of the body of rod, a plurality of mounting holes have all been seted up to the both sides edge of base plate, the mounting hole is circular, be provided with mounting structure between nut cover and the base plate, mounting structure includes installation inserted block, installation slot, side foundation block and gag lever post, the rear surface symmetry of base plate is fixed with two installation inserted blocks, two installation slots corresponding with the installation inserted block have been seted up to the front surface of nut cover, the installation inserted block inserts in the installation slot, one side of side foundation block is fixed with the gag lever post, the spacing hole has been seted up to the surface of installation inserted block, the side foundation block is installed in the side of nut cover, and the gag lever post runs through to in the spacing hole, the surface of side foundation block still movable mounting has the movable block, the spacing groove has been seted up to the rear surface of base plate, the front end of movable block inserts in the spacing groove.

Preferably, the mounting structure further comprises a movable structure, the movable structure is arranged between the movable block and the side-base block, the movable structure comprises a side sliding groove arranged on the side surface of the side-base block, a spring and a side sliding block are arranged in the side sliding groove, one end of the side sliding block is fixed with the movable block, a guide rod is further fixed in the side sliding groove, and the guide rod penetrates through the centers of the spring and the side sliding block.

Preferably, the movable block is L-shaped, and a rectangular poking opening is formed in the side face of the movable block.

Preferably, the mounting structure further comprises a positioning structure, the positioning structure is mounted on one side inner wall of the mounting slot, the positioning structure comprises a rubber frame mounted on the inner wall of the mounting slot in an embedded mode, one side of the rubber frame is provided with an integrated circular positioning protrusion, and the circular positioning protrusion is embedded into the limiting hole.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, through improvement and optimization of the ball screw in the prior art, the base plate and the nut sleeve are designed to be of a split structure, and the installation structure is designed, so that operators can select to replace different base plates according to actual installation requirements, the installation universality is ensured, meanwhile, the base plates at the later stage can be independently replaced after being damaged, and the maintenance cost at the later stage is reduced.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the mounting structure of the present utility model;

FIG. 3 is an enlarged view of a portion of the movable structure of FIG. 2 in accordance with the present utility model;

in the figure: 1. a wire rod body; 2. a nut sleeve; 3. a substrate; 4. a mounting hole; 5. a mounting structure; 51. installing an inserting block; 52. installing a slot; 53. a side base block; 54. a limit rod; 55. a limiting hole; 56. a movable block; 57. a limit groove; 58. a movable structure; 581. a side chute; 582. a spring; 583. a side slider; 584. a guide rod; 59. a positioning structure; 591. a rubber frame; 592. and the round positioning bulge.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1 to 3, a first embodiment of the present utility model provides a technical solution: the ball screw with the positioning and mounting structure comprises a screw body 1, a nut sleeve 2 and a base plate 3 are sleeved on the surface of the screw body 1, a plurality of mounting holes 4 are formed in the edges of two sides of the base plate 3, the mounting holes 4 are round and are used for connecting and fixing the base plate 3 with an external matrix, a mounting structure 5 is arranged between the nut sleeve 2 and the base plate 3, the mounting structure 5 comprises a mounting insert block 51, a mounting slot 52, a side block 53 and a limiting rod 54, two mounting insert blocks 51 are symmetrically welded and fixed on the rear surface of the base plate 3, two mounting slots 52 corresponding to the mounting insert blocks 51 are formed in the front surface of the nut sleeve 2, the mounting insert blocks 51 are inserted into the mounting slots 52, the limiting rod 54 is welded and fixed on one side of the side base block 53, a limiting hole 55 corresponding to the limiting rod 54 is formed in the surface of the mounting insert block 51, the side block 53 is mounted on the side surface of the nut sleeve 2, the limiting rod 54 penetrates into the limiting hole 55 to stably limit the mounting insert block 51, the connection stability of the nut sleeve 2 and the substrate 3 is ensured, the movable block 56 is movably mounted on the surface of the side block 53, the limiting groove 57 corresponding to the movable block 56 is formed in the rear surface of the substrate 3, the front end of the movable block 56 is inserted into the limiting groove 57 to enable the side block 53 to stably limit, the mounting structure 5 further comprises a movable structure 58, the movable structure 58 is arranged between the movable block 56 and the side block 53, the movable structure 58 comprises a side sliding groove 581 formed in the side surface of the side block 53, a spring 582 and a side sliding block 583 are arranged in the side sliding groove 581, one end of the side sliding block 583 is fixed with the movable block 56, and then, if the substrate 3 and the nut sleeve 2 are to be separated, the movable block 56 is pulled firstly to enable the side sliding block 583 to compress the spring 582, and make the front end of movable block 56 shift out spacing groove 57 and can release the spacing of contralateral base block 53, move lateral base block 53 side at this moment for gag lever post 54 shifts out spacing hole 55, can release the spacing to installation inserted block 51, then with base plate 3 with nut cover 2 direct split can, guaranteed the maintenance convenience of later stage, make things convenient for later stage operating personnel to tear down the base plate 3 after damaging alone and change.

The guide rod 584 is fixed in the side sliding groove 581, and the guide rod 584 passes through the centers of the spring 582 and the side sliding block 583, so that the spring 582 and the side sliding block 583 can be prevented from falling off from the side sliding groove 581, stability is ensured, normal sliding of the side sliding block 583 and normal expansion and contraction of the spring 582 are not affected, the movable block 56 is L-shaped, and a rectangular poking opening is formed in the side surface of the movable block 56, so that poking of the movable block 56 is facilitated.

Example 2

Referring to fig. 1 to 3, a second embodiment of the present utility model is based on the previous embodiment, except that the positioning structure 59 can be used to assist in positioning when the base plate 3 and the nut sleeve 2 are mounted, so as to further improve the convenience of mounting.

Specifically, the mounting structure 5 further includes the location structure 59, the location structure 59 installs in the one side inner wall of mounting slot 52, the location structure 59 is including the rubber frame 591 of embedding installation at the mounting slot 52 inner wall, one side of rubber frame 591 is equipped with the circular location arch 592 of integral type, rubber frame 591 and circular location arch 592 are the rubber material support, and the hollow structure design of rubber frame 591, have sufficient deformation space when making circular location arch 592 receive the extrusion, and circular location arch 592 imbeds in spacing hole 55, when base plate 3 and nut cover 2 equipment, need insert mounting insert 51 in mounting slot 52, the installation insert 51 can be earlier with circular location arch 592 extrusion during the insertion, make circular location arch 592 take place elastic deformation, until base plate 3 and nut cover 2 laminating, circular location arch 592 can align with spacing hole 55 at this moment, and restore to in the spacing hole 55 under self elastic action, thereby play certain assistance-localization real-time, the convenience is further optimized the installation convenience to the following operating personnel base plate 53 and spacing pole 54.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take ball screw of location mounting structure, includes the silk pole body (1), nut cover (2) and base plate (3) are installed to the surface cover of silk pole body (1), its characterized in that: be provided with mounting structure (5) between nut cover (2) and base plate (3), mounting structure (5) are including installation inserted block (51), installation slot (52), side group piece (53) and gag lever post (54), the rear surface symmetry of base plate (3) is fixed with two installation inserted block (51), two installation slots (52) corresponding with installation inserted block (51) have been seted up to the front surface of nut cover (2), installation inserted block (51) insert in installation slot (52), one side of side group piece (53) is fixed with gag lever post (54), spacing hole (55) have been seted up to the surface of installation inserted block (51), the side of side group piece (53) are installed in nut cover (2), and in gag lever post (54) run through spacing hole (55), the surface of side group piece (53) still movable mounting movable block (56), spacing groove (57) have been seted up to the rear surface of base plate (3), the front end of movable block (56) inserts in spacing groove (57).

2. The ball screw with positioning and mounting structure according to claim 1, wherein: the mounting structure (5) further comprises a movable structure (58), the movable structure (58) being arranged between the movable block (56) and the side block (53).

3. The ball screw with positioning and mounting structure according to claim 2, wherein: the movable structure (58) comprises a side sliding groove (581) formed in the side face of the side base block (53), a spring (582) and a side sliding block (583) are arranged in the side sliding groove (581), and one end of the side sliding block (583) is fixed with the movable block (56).

4. A ball screw with a positioning and mounting structure according to claim 3, wherein: a guide rod (584) is also fixed in the side sliding groove (581), and the guide rod (584) passes through the centers of the spring (582) and the side sliding block (583).

5. The ball screw with positioning and mounting structure according to claim 1, wherein: the movable block (56) is L-shaped, and a rectangular poking opening is formed in the side face of the movable block (56).

6. The ball screw with positioning and mounting structure according to claim 1, wherein: the mounting structure (5) further comprises a positioning structure (59), and the positioning structure (59) is mounted on one side inner wall of the mounting slot (52).

7. The ball screw with positioning and mounting structure as defined in claim 6, wherein: the positioning structure (59) comprises a rubber frame (591) which is embedded and installed on the inner wall of the installation slot (52), one side of the rubber frame (591) is provided with an integrated circular positioning protrusion (592), and the circular positioning protrusion (592) is embedded into the limiting hole (55).

8. The ball screw with positioning and mounting structure according to claim 1, wherein: a plurality of mounting holes (4) are formed in the edges of two sides of the substrate (3), and the mounting holes (4) are round.