CN213064527U

CN213064527U - Conveniently-detached nut for ball screw

Info

Publication number: CN213064527U
Application number: CN202021868608.3U
Authority: CN
Inventors: 孙晓明; 巩志华; 孙晓荣
Original assignee: Taibaoai Transmission Technology Kunshan Co ltd
Current assignee: Taibaoai Transmission Technology Kunshan Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-04-27
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a nut for ball screw convenient to dismantle, which belongs to the technical field of nut for ball screw, and comprises a positioning plate, wherein a nut main body is fixedly arranged at the left side of the positioning plate, the nut main body consists of a semicircle piece I and a semicircle piece II, a positioning block is fixedly arranged at the bottom of an extending convex edge at the left side and the right side of the top part, and a fixing piece I with the same structure is symmetrically arranged at the bottom of the extending convex edge at the left side and the right side of the bottom part, the nut main body of the utility model consists of a semicircle piece I and a semicircle piece II, a fixing rod in the fixing piece II at the top part and the bottom part is pulled to be separated from a through hole, then the positioning plate is pulled to separate an arc positioning edge from an arc positioning groove, and then an inserted rod is pulled outwards to separate from a blind hole, namely, the semicircle piece I can be pulled upwards, the separation of the semicircle piece I and, the tool is not needed, and the method is simple, effective, time-saving and labor-saving.

Description

Conveniently-detached nut for ball screw

Technical Field

The utility model relates to a nut technical field for the ball specifically is a convenient nut for ball of dismantling.

Background

The ball screw is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion.

Ball comprises screw rod, nut, steel ball, preforming, reverser, dust keeper, and wherein the nut setting is at the screw rod outer wall, because the most formula as an organic whole of current nut leads to comparatively troublesome when dismantling the nut from the screw rod in needs, influences the change or the maintenance etc. of nut, for this reason, we provide a convenient nut for ball of dismantling.

Disclosure of Invention

An object of the utility model is to provide a convenient nut for ball of dismantling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a convenient nut for ball of dismantling, includes the locating plate, the fixed nut main part that is provided with in left side of locating plate, the nut main part comprises semicircle piece one and semicircle piece two, the equal integrated into one piece in side top is provided with the extension chimb about semicircle piece one left and right sides bottom and semicircle piece two, and the laminating of extension chimb top on extension chimb bottom and the semicircle piece two on the semicircle piece one, the top left and right sides it all fixedly is provided with the locating piece to extend chimb bottom, and runs through the bottom and extend chimb, bottom to extend the bottom the left and right sides symmetry of bottom of chimb is provided with the same mounting of structure one.

Further, mounting piece one is including fixing the installation piece in bottom extension chimb bottom, the installation piece is in the locating piece outside, it is provided with the inserted bar to run through about on the installation piece, the blind hole that matches with the inserted bar is all seted up to side bottom about the locating piece, the fixed cover in position that the inserted bar outer wall just is located between locating piece and the installation piece is equipped with spacing dish, inserted bar outer wall cover is equipped with the spring, and the spring is located between spacing dish and the installation piece.

Further, the right sides of the first semicircular part and the second semicircular part are fixedly provided with arc positioning edges, arc positioning grooves matched with the arc positioning edges are formed in the top and the bottom of the left side of the positioning plate, and fixing parts II with the same structure are symmetrically inserted into the top and the bottom of the positioning plate.

Further, the mounting two is including pegging graft the dead lever on the locating plate, and the arc constant head tank is kept away from one side at locating plate center and is offered and dead lever assorted shoulder hole, and is big diameter hole towards one side of arc constant head tank in the shoulder hole, the fixed cover of dead lever outer wall is equipped with the supporting disk, and the supporting disk activity sets up the downthehole one end that is close to the arc constant head tank in major diameter, dead lever outer wall cover is equipped with reset spring, and reset spring's one end is fixed with the supporting disk, the reset spring other end is fixed with one side inner wall that the arc constant head tank was kept away from in the major diameter hole, the arc fixes the edge and.

Further, the movable hole matched with the inserted bar is formed in the mounting block in a left-right penetrating mode, limiting sliding blocks are fixedly arranged on the inner walls of the front side and the rear side of the movable hole, and limiting sliding grooves matched with the limiting sliding blocks are transversely formed in the inner walls of the front side and the rear side of the inserted bar.

Furthermore, the fixed rod is provided with a pull disc at the end far away from the arc-shaped positioning groove, and the pull disc is positioned outside the positioning plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the nut main part comprises semicircle piece one and semicircle piece two, dead lever in the mounting two of pulling top and bottom breaks away from the through-hole, pull the locating plate again and can make arc location limit break away from the arc constant head tank, the rethread is to outside pulling inserted bar, make it break away from the blind hole, can upwards stimulate out semicircle piece one, realize the separation of semicircle piece one and semicircle piece two, and then realize the operation that the nut main part was dismantled out from the ball outer wall, high durability and convenient use, the same principle, also can accomplish the installation, no matter be the process of dismantlement process or installation, all need not with the help of the instrument, and is simple and effective, time saving and labor saving.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a right side view of the main body structure of the nut of the present invention;

fig. 3 is a schematic view of a fixing member structure of the present invention.

In the figure: 1. positioning a plate; 2. a nut body; 21. a first semicircular piece; 22. a second semicircular piece; 23. an extended flange; 3. positioning blocks; 4. a first fixing part; 41. mounting blocks; 42. inserting a rod; 43. a limiting disc; 44. a spring; 5. an arc-shaped positioning edge; 6. a second fixing part; 61. fixing the rod; 62. a support disc; 63. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a nut for a ball screw convenient to disassemble comprises a positioning plate 1, wherein the positioning plate 1 is movably sleeved on the outer wall of an external ball screw, the positioning plate 1 is not influenced by the rotation of the ball screw and is driven to move by a nut body 2, the left side of the positioning plate 1 is fixedly provided with the nut body 2, the nut body 2 is also internally provided with a structure matched with the external ball screw, such as a thread track and the like, which belong to the known technology of the field, and detailed description is not further provided, the nut body 2 consists of a semicircular piece I21 and a semicircular piece II 22, the nut body 2 is convenient to disassemble from the outer wall of the ball screw, the bottom of the left side and the right side of the semicircular piece I21 and the top of the left side and the right side of the semicircular piece II 22 are respectively and integrally formed with an extending convex edge 23, the extending convex edge 23 is convenient to fix the semicircular piece I21 and the semicircular piece II 22, and the bottom of the extending convex edge 23 on the first semicircular piece 21 is attached to the top of the extending convex edge 23 on the second semicircular piece 22, the bottom of the extending convex edge 23 on the left side and the bottom of the top are both fixedly provided with a positioning block 3, the bottom of the positioning block 3 penetrates through the extending convex edge 23 on the bottom, fixing parts I4 with the same structure are symmetrically arranged on the left side and the right side of the bottom of the extending convex edge 23, the positioning block 3 is positioned between the two groups of fixing parts 4, and the fixing parts I4 fix the positioning block 3, so that the first semicircular piece 21 and the second semicircular piece.

As shown in fig. 1 and 3: the first fixing piece 4 comprises a mounting block 41 fixed at the bottom of the bottom extension convex edge 23, the mounting block 41 plays a role of supporting and mounting structure, the mounting block 41 is positioned outside the positioning block 3, inserting rods 42 penetrate through the mounting block 41 from left to right, the inserting rods 42 are used for being inserted into the blind holes, the bottoms of the left side and the right side of the positioning block 3 are respectively provided with a blind hole matched with the inserting rods 42, a limiting disc 43 is fixedly sleeved on the outer wall of each inserting rod 42 and positioned between the positioning block 3 and the mounting block 41, a spring 44 is sleeved on the outer wall of each inserting rod 42 and positioned between the limiting disc 43 and the mounting block 41, one end of each spring 44 is fixed with the limiting disc 43, and the other;

as shown in fig. 1 and 2: the right sides of the first semicircular piece 21 and the second semicircular piece 22 are fixedly provided with arc-shaped positioning edges 5, when the positioning plate is preliminarily installed, the arc-shaped positioning edges 5 on the first semicircular piece 21 and the second semicircular piece 22 can enter the arc-shaped positioning grooves movably sleeved on the left side of the positioning plate 1 on the outer wall of the ball screw to be preliminarily fixed, the first semicircular piece 21 and the second semicircular piece 22 after preliminary fixing form a nut main body 2, at the moment, the first semicircular piece 21 and the second semicircular piece 22 are fixed through a first fixing piece 4, the top and the bottom of the left side of the positioning plate 1 are both provided with arc-shaped positioning grooves matched with the arc-shaped positioning edges 5, the top and the bottom of the positioning plate 1 are symmetrically inserted with second fixing pieces 6 with the same structure, and the second fixing pieces 6 are used for fixing the arc-shaped positioning edges;

as shown in fig. 1: the second fixing part 6 comprises a fixing rod 61 inserted on the positioning plate 1, the fixing rod 61 is used for entering the through hole, so that the arc positioning edge 5 is fixed in the arc positioning groove, a stepped hole matched with the fixing rod 61 is formed in one side of the arc positioning groove away from the center of the positioning plate 1, the assembly structure is convenient, the stepped hole is communicated with the arc positioning groove, one side of the stepped hole facing the arc positioning groove is a large-diameter hole, a supporting plate 62 is fixedly sleeved on the outer wall of the fixing rod 61 and used for supporting a reset spring 63, the supporting plate 62 is movably arranged in one end of the large-diameter hole close to the arc positioning groove and can move up and down in the large-diameter hole, the reset spring 63 is sleeved on the outer wall of the fixing rod 61, one end of the reset spring 63 is fixed with the supporting plate 62, the reset spring 63 resets the fixing rod 61 pulled, the arc-shaped positioning edge 5 is provided with a through hole (not shown in the figure) which is matched with the fixing rod 61 in a penetrating way up and down;

as shown in fig. 1-3: the installation block 41 is provided with movable holes matched with the insertion rod 42 in a left-right penetrating manner, the inner walls of the front side and the rear side of each movable hole are fixedly provided with limit sliding blocks, the inner walls of the front side and the rear side of each insertion rod 42 are transversely provided with limit sliding grooves matched with the limit sliding blocks, and the limit sliding blocks and the limit sliding grooves are arranged to ensure that the insertion rod 42 can move left and right stably and can not rotate;

as shown in fig. 1: the fixed drawing disk that is provided with of one end that keeps away from the arc constant head tank of dead lever 61, and the drawing disk is located the 1 outside of locating plate, and the drawing disk makes things convenient for user of service manual pulling dead lever 61.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a convenient nut for ball of dismantling, includes locating plate (1), its characterized in that: the fixed nut main part (2) that is provided with in left side of locating plate (1), nut main part (2) comprises semicircle piece (21) and semicircle piece two (22), the equal integrated into one piece in side top is provided with extension chimb (23) about side bottom and semicircle piece two (22) about semicircle piece (21), and extends chimb (23) top laminating on extension chimb (23) bottom on semicircle piece (21) and semicircle piece two (22), the left and right sides in top extend chimb (23) bottom and all fixedly be provided with locating piece (3), and locating piece (3) bottom runs through bottom extension chimb (23), the bottom the left and right sides symmetry in bottom of extending chimb (23) is provided with mounting (4) that the structure is the same.

2. The nut for a ball screw convenient to disassemble as claimed in claim 1, wherein: fixing part (4) is including fixing installation piece (41) in bottom extension chimb (23) bottom, installation piece (41) are in the locating piece (3) outside, it is provided with inserted bar (42) to run through about installation piece (41) is gone up, the blind hole that matches with inserted bar (42) is all seted up to side bottom about locating piece (3), the fixed position cover that inserted bar (42) outer wall just is located between locating piece (3) and installation piece (41) is equipped with spacing dish (43), inserted bar (42) outer wall cover is equipped with spring (44), and spring (44) are located between spacing dish (43) and installation piece (41).

3. The nut for a ball screw convenient to disassemble as claimed in claim 1, wherein: the right sides of the first semicircular part (21) and the second semicircular part (22) are fixedly provided with arc positioning edges (5), the top and the bottom of the left side of the positioning plate (1) are provided with arc positioning grooves matched with the arc positioning edges (5), and the top and the bottom of the positioning plate (1) are symmetrically inserted with two fixing parts (6) with the same structure.

4. A nut for a ball screw convenient to disassemble according to claim 3, wherein: fixing piece two (6) including pegging graft dead lever (61) on locating plate (1), the arc constant head tank is kept away from one side at locating plate (1) center and is seted up with dead lever (61) assorted shoulder hole, and is big diameter hole towards one side of arc constant head tank in the shoulder hole, the fixed cover of dead lever (61) outer wall is equipped with supporting disk (62), and supporting disk (62) activity sets up the downthehole one end that is close to the arc constant head tank of major diameter, dead lever (61) outer wall cover is equipped with reset spring (63), and the one end of reset spring (63) is fixed with supporting disk (62), one side inner wall that the arc constant head tank was kept away from to reset spring (63) other end and major diameter hole is fixed, run through about arc location limit (5) and set up the through-hole that matches with dead.

5. The nut for a ball screw convenient to disassemble as claimed in claim 2, wherein: the movable hole matched with the inserted bar (42) is formed in the mounting block (41) in a left-right penetrating mode, limiting sliding blocks are fixedly arranged on the inner walls of the front side and the rear side of the movable hole, and limiting sliding grooves matched with the limiting sliding blocks are transversely formed in the inner walls of the front side and the rear side of the inserted bar (42).

6. The nut for a ball screw convenient to disassemble as claimed in claim 4, wherein: the fixed rod (61) is kept away from the fixed pull disc that is provided with of one end of arc constant head tank, and the pull disc is located the locating plate (1) outside.