CN217002942U

CN217002942U - Ball screw with lubricating function

Info

Publication number: CN217002942U
Application number: CN202220078641.9U
Authority: CN
Inventors: 罗祖金
Original assignee: Shenzhen Srd Automation Equipment Co ltd
Current assignee: Shenzhen Srd Automation Equipment Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-07-19
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses a ball screw with a lubricating function, which comprises an external stabilizing mechanism, a thread fixing mechanism and an internal lubricating mechanism, wherein the thread fixing mechanism is arranged on the outer wall of one side of the external stabilizing mechanism, and the internal lubricating mechanism is arranged in the external stabilizing mechanism. This ball screw with lubricating function, in the use of this lead screw, through oil storage tank and oil storage hole, intercommunication each other between the oil outlet, the user can pour lubricating oil into the oil storage tank through the oil storage hole in, its oil storage hole adopts the design of bell mouth rubber material, can make things convenient for lubricating oil to pour into and can not produce the phenomenon of leaking, and in use, the cooperation is through along the oil outlet that the inside equidistance distributes all around of oil storage tank evenly paints lubricating oil around the inner wall of nut circle and ball surface, through lead screw overall structure to let the lubricating oil that the ball spreads all over paint to whole lead screw, play holistic lubrication action, reduce wearing and tearing and the card pause phenomenon that long-term use friction appears.

Description

Ball screw with lubricating function

Technical Field

The utility model relates to the technical field of ball screws, in particular to a ball screw with a lubricating function.

Background

The ball screw is a transmission element which is most commonly used on tool machinery and precision machinery, has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, and has the characteristics of high precision, reversibility and high efficiency.

At present, when the ball screw on the market is used, the ball screw does not have a lubricating function, and in the long-term rolling operation process of the screw and the ball, the long-term friction of a contact surface can cause surface abrasion, the smoothness in the use of the screw can be influenced, the blocking phenomenon can be seriously caused, and the use of the installed equipment is extremely influenced.

SUMMERY OF THE UTILITY MODEL

The present invention provides a ball screw with a lubricating function, so as to solve the problems in the prior art that the ball screw does not have a lubricating function, and during the long-term rolling operation of the screw and the balls, the long-term friction of the contact surface may cause surface wear, which may affect the smoothness of the screw during use, and may seriously cause a seizure phenomenon, which may greatly affect the use of the installed equipment.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a ball screw with lubricating function, includes outside stabilizing mean, thread tightening mechanism and inside lubricating means, one side outer wall of outside stabilizing mean is provided with thread tightening mechanism, outside stabilizing mean's inside is provided with inside lubricating means, inside lubricating means includes nut circle, oil storage tank, oil storage hole, oil outlet, ball, holder and seals the steel ring, and the inside of nut circle is provided with the oil storage tank all around, one side outer wall of nut circle is provided with the oil storage hole, the inner wall all around of nut circle distributes and has the oil outlet, the inner wall laminating all around of nut circle has the ball, and the outer wall all around of ball is provided with the holder, the one end inner wall of nut circle is provided with seals the steel ring.

Further, the oil storage tank communicates with oil storage hole, oil outlet each other, and the oil outlet along the inside equidistance distributes around the oil storage tank.

Furthermore, the ball passes through the holder and constitutes revolution mechanic with outside stabilizing mean, and seals steel ring and nut circle one end inner wall and laminates mutually.

Further, outside stabilizing mean includes threaded rod, stopper, screw thread and nut pipe, and the both ends end distribution of threaded rod has the stopper, the outer wall distribution all around of threaded rod has the screw thread, and the outer wall laminating all around of screw thread has the nut pipe.

Furthermore, the nut pipe passes through the screw thread and constitutes helicitic texture with the threaded rod, and the stopper is along threaded rod both ends end symmetric distribution.

Further, the thread fixing mechanism comprises a bent pipe, a structure cover, screws and a dustproof ring, the structure cover is attached to the outer wall of the top end of the bent pipe, the screws are distributed on the outer wall of the top face of the structure cover, and the dustproof ring is attached to the inner wall of the left side of the structure cover.

Further, the structure lid passes through the screw and constitutes the helicitic texture with outside stabilizing mean, and laminates mutually between return bend, dust ring and the structure lid.

Compared with the prior art, the utility model has the beneficial effects that: this ball screw with lubricating function, in the use of this lead screw, through oil storage tank and oil storage hole, intercommunication each other between the oil outlet, the user can pour lubricating oil into the oil storage tank through the oil storage hole in, its oil storage hole adopts the design of bell mouth rubber material, can make things convenient for lubricating oil to pour into and can not produce the phenomenon of leaking, and in use, the cooperation is through along the oil outlet that the inside equidistance distributes all around of oil storage tank evenly paints lubricating oil around the inner wall of nut circle and ball surface, through lead screw overall structure to let the lubricating oil that the ball spreads all over paint to whole lead screw, play holistic lubrication action, reduce wearing and tearing and the card pause phenomenon that long-term use friction appears.

The stopper is along the terminal symmetric distribution in threaded rod both ends, in the use of this lead screw, can play spacing effect when using through the stopper along the terminal symmetric distribution in threaded rod both ends, prevents that the screw torque from excessively leading to the nut pipe and deviating from the phenomenon, avoids the user error condition to appear, and in use passes through the helicitic texture that nut pipe passed through screw thread and threaded rod and constitutes, and the ball that sets up in the cooperation nut pipe can realize the stable threaded connection effect of the body of rod, increases the stability in the use.

The structure lid passes through the screw and constitutes the helicitic texture with outside stabilizing mean, in this ball screw's installation, can pass through the helicitic texture that screw and outside stabilizing mean constitute through the structure lid, with structure lid laminating return bend, make the return bend structure more firm stable, make things convenient for the completion roll process that circulation ball in the return bend can be more stable, and set up in the dust ring of nut pipe one side inner wall influences the rotation process in can preventing that the dust from getting into the structure when using through with the laminating of structure lid, realize lead screw overall structure's portable dismouting through this kind of mode, when breaking down at this structure, can be faster accomplish the maintenance process.

The ball passes through the holder and constitutes revolution mechanic with outside stabilizing mean, in use through the revolution mechanic that the ball passes through holder and outside stabilizing mean and constitutes, can let the holder with the ball position fixing between the multiunit, keep ball self moving process stable, and after the lubrication action, its and nut circle one end inner wall close steel ring of laminating mutually is provided with two sets ofly, can realize the closure effect to the nut circle is inside, prevent that lubricating oil from filling excessive appearance and spilling over the phenomenon, reduce the material waste.

Drawings

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

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic side view of the internal structure of the present invention.

In the figure: 1. an external stabilizing mechanism; 101. a threaded rod; 102. a limiting block; 103. a thread; 104. a nut tube; 2. a thread fixing mechanism; 201. bending the pipe; 202. a structural cover; 203. a screw; 204. a dust ring; 3. an internal lubrication mechanism; 301. a nut ring; 302. an oil storage tank; 303. an oil storage hole; 304. an oil outlet hole; 305. a ball bearing; 306. a holder; 307. and sealing the steel ring.

Detailed Description

As shown in fig. 1, a ball screw having a lubricating function includes: an external stabilizing mechanism 1; the outer wall of one side of the external stabilizing mechanism 1 is provided with a thread fixing mechanism 2, the internal portion of the external stabilizing mechanism 1 is provided with an internal lubricating mechanism 3, the external stabilizing mechanism 1 comprises a threaded rod 101, limiting blocks 102, threads 103 and a nut tube 104, the limiting blocks 102 are distributed at the ends of the two ends of the threaded rod 101, the threads 103 are distributed on the outer wall of the periphery of the threaded rod 101, the nut tube 104 is attached to the outer wall of the periphery of the threads 103, the nut tube 104 and the threaded rod 101 form a thread structure through the threads 103, and the limiting blocks 102 are symmetrically distributed along the ends of the two ends of the threaded rod 101, when the screw rod is used, the limiting blocks 102 symmetrically distributed along the ends of the two ends of the threaded rod 101 can play a limiting role in use, the phenomenon that the nut tube 104 is separated from the screw tube 104 due to excessive thread torque is prevented, the use error condition is avoided, and when the screw rod is used, the screw structure is formed by the threads 103 and the threaded rod 101 through the nut tube 104, the stable threaded connection of the rod body can be realized by matching the ball 305 arranged in the nut tube 104, so that the stability in use is increased.

As shown in fig. 2, a ball screw with a lubricating function, a thread fixing mechanism 2 includes an elbow 201, a structure cover 202, screws 203 and a dust ring 204, and the structure cover 202 is attached to the outer wall of the top end of the elbow 201, the screws 203 are distributed on the outer wall of the top surface of the structure cover 202, the dust ring 204 is attached to the inner wall of the left side of the structure cover 202, the structure cover 202 forms a thread structure with an external stabilizing mechanism 1 through the screws 203, and the elbow 201, the dust ring 204 and the structure cover 202 are attached to each other, during the installation process of the ball screw, the structure cover 202 can be attached to the elbow 201 through the thread structure formed by the structure cover 202 and the external stabilizing mechanism 1 through the screws 203, so that the structure of the elbow 201 is firmer and more stable, which is convenient for the circulating balls 305 in the elbow 201 to complete the rolling process more stably, while the dust ring 204 arranged on the inner wall of one side of the nut 104 can prevent dust from entering the structure to affect the rotating process when in use through the attachment with the structure cover 202, through this kind of mode realization lead screw overall structure's portable dismouting, when this structure breaks down, can be faster accomplish the maintenance process.

As shown in fig. 3, an internal lubrication mechanism 3 includes a nut ring 301, an oil storage tank 302, an oil storage hole 303, oil outlet holes 304, balls 305, a retainer 306 and a closed steel ring 307, wherein the oil storage tank 302 is arranged around the inside of the nut ring 301, the oil storage hole 303 is arranged on the outer wall of one side of the nut ring 301, the oil outlet holes 304 are distributed on the inner wall of the periphery of the nut ring 301, the balls 305 are attached to the inner wall of the periphery of the nut ring 301, the retainer 306 is arranged on the outer wall of the periphery of the balls 305, the closed steel ring 307 is arranged on the inner wall of one end of the nut ring 301, the oil storage tank 302 is communicated with the oil storage hole 303 and the oil outlet holes 304, and the oil outlet holes 304 are distributed at equal intervals along the inside of the periphery of the oil storage tank 302, when the ball screw is used, a user can inject lubricating oil into the oil storage tank 302 through the oil storage hole 303, the oil storage hole 303 is designed by adopting a taper hole rubber material, so that lubricating oil can be conveniently injected without leakage, and in use, the lubricating oil is uniformly coated on the inner wall of the nut ring 301 and the periphery of the surface of the ball 305 through the oil outlet holes 304 which are equidistantly distributed along the periphery of the oil storage tank 302, and passes through the whole structure of the screw rod, so that the lubricating oil distributed over the ball 305 is coated on the whole screw rod to play a role of integral lubrication, the abrasion and the blocking phenomenon caused by long-term use friction are reduced, the ball 305 forms a rotating structure with the external stabilizing mechanism 1 through the retainer 306, the closed steel ring 307 is attached to the inner wall of one end of the nut ring 301, in use, the retainer 306 fixes the positions of the balls 305 among multiple groups through the rotating structure formed by the ball 305 and the external stabilizing mechanism 1, and the process of the ball 305 is kept stable, and after the lubricating action, the two groups of sealing steel rings 307 which are attached to the inner wall of one end of the nut ring 301 are arranged, so that the closing action can be realized on the inside of the nut ring 301, the phenomenon of overflowing caused by excessive filling of lubricating oil is prevented, and the material waste is reduced.

In summary, when the ball screw with the lubricating function is used, firstly, in the use of the ball screw, the limiting blocks 102 symmetrically distributed along the two ends of the threaded rod 101 can limit the use, the phenomenon that the nut tube 104 is separated due to excessive thread torque is prevented, and the use error condition is avoided, and in the use, the structure cover 202 is attached to the elbow 201 through the thread structure formed by the nut tube 104 and the threaded rod 101 through the threads 103 and the balls 305 arranged in the nut tube 104 are matched to realize the stable thread connection effect of the rod body and increase the stability in use, in the installation process of the ball screw, the structure cover 202 can be attached to the elbow 201 through the thread structure formed by the screws 203 and the external stabilizing mechanism 1, so that the structure of the elbow 201 is firmer and more stable, the rolling process of the circulating balls 305 in the elbow 201 can be more stably completed, and the dust-proof ring 204 arranged on the inner wall of one side of the nut tube 104 can prevent dust from entering the elbow 201 through the attachment to the structure cover 202 in the use process The rotating process is influenced in the structure, the convenient disassembly and assembly of the whole structure of the screw is realized in the mode, when the structure breaks down, the maintenance process can be completed more quickly, in the use of the screw, a user can inject lubricating oil into the oil storage tank 302 through the oil storage tank 302 and the oil storage holes 303 and the oil outlet holes 304 which are communicated with each other, the oil storage holes 303 are designed by tapered hole rubber materials, the lubricating oil can be conveniently injected without leakage, in the use process, the lubricating oil is uniformly coated on the inner wall of the nut ring 301 and the surfaces of the balls 305 through the oil outlet holes 304 which are distributed along the inner part of the periphery of the oil storage tank 302 in an equidistant mode, through the whole structure of the screw, the lubricating oil distributed all over by the balls 305 is coated on the whole screw, the integral lubricating effect is achieved, and the abrasion and blocking phenomenon caused by long-term use friction are reduced, in use, the balls 305 pass through a rotating structure formed by the retainer 306 and the external stabilizing mechanism 1, the retainer 306 can fix the positions of the balls 305 among multiple groups, the running process of the balls 305 is kept stable, and after the balls pass through the lubricating effect, the two groups of closed steel rings 307 which are attached to the inner wall of one end of the nut ring 301 are arranged, so that the closing effect on the inside of the nut ring 301 can be realized, the phenomenon of overflowing caused by excessive filling of lubricating oil is prevented, and the material waste is reduced.

Claims

1. The utility model provides a ball screw with lubricating function, includes outside stabilizing mean (1), thread tightening mechanism (2) and inside lubricated mechanism (3), its characterized in that: the outer wall of one side of outside stabilizing mean (1) is provided with thread tightening mechanism (2), the inside of outside stabilizing mean (1) is provided with inside lubricated mechanism (3), inside lubricated mechanism (3) are including nut circle (301), oil storage tank (302), oil storage hole (303), oil outlet (304), ball (305), holder (306) and sealed steel ring (307), and the inside of nut circle (301) is provided with oil storage tank (302) all around, one side outer wall of nut circle (301) is provided with oil storage hole (303), the inner wall distribution all around of nut circle (301) has oil outlet (304), the inner wall laminating all around of nut circle (301) has ball (305), and the outer wall all around of ball (305) is provided with holder (306), the one end inner wall of nut circle (301) is provided with sealed steel ring (307).

2. The ball screw having a lubricating function according to claim 1, wherein: the oil storage tank (302) is communicated with the oil storage hole (303) and the oil outlet hole (304), and the oil outlet hole (304) is distributed along the periphery of the oil storage tank (302) at the inner equal intervals.

3. The ball screw having a lubricating function according to claim 1, wherein: the ball (305) and the external stabilizing mechanism (1) form a rotating structure through a retainer (306), and the closed steel ring (307) is attached to the inner wall of one end of the nut ring (301).

4. The ball screw having a lubricating function according to claim 1, wherein: the external stabilizing mechanism (1) comprises a threaded rod (101), limiting blocks (102), threads (103) and nut pipes (104), the limiting blocks (102) are distributed at the ends of two ends of the threaded rod (101), the threads (103) are distributed on the peripheral outer wall of the threaded rod (101), and the nut pipes (104) are attached to the peripheral outer wall of the threads (103).

5. The ball screw having a lubricating function according to claim 4, wherein: the nut tube (104) and the threaded rod (101) form a threaded structure through threads (103), and the limiting blocks (102) are symmetrically distributed along the two ends of the threaded rod (101).

6. The ball screw having a lubricating function according to claim 1, wherein: screw thread fixed establishment (2) include return bend (201), structure lid (202), screw (203) and dust ring (204), and the laminating of the top outer wall of return bend (201) has structure lid (202), the top surface outer wall distribution of structure lid (202) has screw (203), the laminating of the left side inner wall of structure lid (202) has dust ring (204).

7. The ball screw having a lubricating function according to claim 6, wherein: the structure cover (202) forms a thread structure with the external stabilizing mechanism (1) through a screw (203), and the bent pipe (201), the dust ring (204) and the structure cover (202) are attached to each other.