CN208858883U - A kind of ball screw auxiliary structure - Google Patents
A kind of ball screw auxiliary structure Download PDFInfo
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- CN208858883U CN208858883U CN201820907308.8U CN201820907308U CN208858883U CN 208858883 U CN208858883 U CN 208858883U CN 201820907308 U CN201820907308 U CN 201820907308U CN 208858883 U CN208858883 U CN 208858883U
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- ball
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- ball screw
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Abstract
The utility model discloses a kind of ball screw auxiliary structures, including ball screw and feed screw nut, ball screw and the interspersed connection of feed screw nut, the inner ring of feed screw nut is equipped with ball mounting ring, the inside of ball mounting ring is equipped with several equally distributed ball grooves groups, ball grooves group is made of five ball grooves, the both ends of ball grooves are respectively equipped with the first opening and the second opening, the inside of ball grooves is connected together and has ball, a kind of ball screw auxiliary structure of the utility model, by the quantity for reducing ball, ball is fixed in ball grooves, lubricating oil is stored in feed screw nut, automatically it oils to ball, reduce the coefficient of friction between ball screw and feed screw nut, when ball screw rotation, the frictional resistance being subject to is low, it is able to use less torsion and drives ball screw rotation, improve the working efficiency of ball wire bar pair, Ball is able to carry out replacement, reduces the maintenance cost of ball wire bar pair, and convenience easy to maintenance.
Description
Technical field
The utility model relates to ball wire bar pair, in particular to a kind of ball screw auxiliary structure belongs to precision machinery technology
Field.
Background technique
Ball-screw is made of screw rod, nut, its function is that rotary motion is converted to linear motion, this is Ai Kemu
Bearing is exactly become scroll actions from sliding action by the further extension and development of screw rod, the significance of this development.Rolling
Ballscrew is actuated element most-often used on machine tool and precision machinery, and major function is to convert rotational motion to line
Property movement, or torque is converted into axial repeated action power, while having both high-precision, invertibity and efficient feature.Due to
Frictional resistance with very little, ball-screw are widely used in various industrial equipments and precision instrument.
Existing ball wire bar pair in order to guarantee the lubrication between ball between ball and screw rod, need manually at interval of
A period of time is that ball wire bar pair injects lubricating oil, is conserved, troublesome maintenance, if ball is damaged, ball and ball
Screw rod rubs, and increases coefficient of friction, influences the use even worn out ball screw rod of ball screw, existing method for maintaining
It is to replace nut, maintenance cost is high.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of ball screw auxiliary structure
Troublesome maintenance, the high problem of maintenance cost.
To achieve the above object, the utility model provides the following technical solutions: a kind of ball screw auxiliary structure, including ball
The interspersed connection of screw rod and feed screw nut, the ball screw and feed screw nut, the inner ring of the feed screw nut are installed equipped with ball
The inside of ring, the ball mounting ring is equipped with several equally distributed ball grooves groups, and the ball grooves group is by five ball grooves
Composition, the both ends of ball grooves are respectively equipped with the first opening and the second opening, and the inside of the ball grooves, which is connected together, ball, and
The ball is slidably connected by the raceway that the first opening is opened up with ball screw surface, and the surface of the feed screw nut is equipped with note
Oilhole, the bottom end of the oil filler point are communicated with the side of oil storage room, and the other side of the oil storage room passes through pipeline and annular space
Outer ring communicate, the second opening one-to-one correspondence phase that the inner ring of the annular space passes through several through-holes and several ball grooves
It is logical.
As a kind of optimal technical scheme of the utility model, one end of the ball mounting ring is equipped with reinforcing ring, described
Reinforcing ring is fixedly connected by screw with feed screw nut.
As a kind of optimal technical scheme of the utility model, the inner ring of the reinforcing ring is equipped with sealing ring.
As a kind of optimal technical scheme of the utility model, the top of the oil filler point is equipped with sealing cover.
As a kind of optimal technical scheme of the utility model, the two sides of the ball screw open up fluted.
Compared with prior art, the utility model has the beneficial effects that a kind of ball screw auxiliary structure of the utility model, leads to
The quantity for reducing ball is crossed, ball is fixed in ball grooves, lubricating oil is stored in feed screw nut, automatically on ball
Oil reduces the coefficient of friction between ball screw and feed screw nut, and when ball screw rotation, the frictional resistance being subject to is low,
It being able to use less torsion and drives ball screw rotation, improve the working efficiency of ball wire bar pair, ball is able to carry out replacement,
Reduce the maintenance cost of ball wire bar pair, and convenience easy to maintenance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the side structure schematic diagram of the utility model;
Fig. 3 is the ball mounting ring structural schematic diagram of the utility model.
In figure: 1, ball screw;2, feed screw nut;3, reinforcing ring;4, oil filler point;5, groove;6, sealing ring;7, screw;
8, oil storage room;9, annular space;10, ball mounting ring;11, ball grooves;12, ball.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of ball screw auxiliary structure, including ball screw 1 and screw rod spiral shell
The interspersed connection of mother 2, ball screw 1 and feed screw nut 2, the inner ring of feed screw nut 2 are equipped with ball mounting ring 10, ball mounting ring 10
Inside be equipped with several equally distributed ball grooves groups, ball grooves group is made of five ball grooves 11, the both ends of ball grooves 11
The first opening and the second opening are respectively equipped with, the inside of ball grooves 11, which is connected together, ball 12, and ball 12 is opened by first
The raceway that mouth is opened up with 1 surface of ball screw is slidably connected, and the surface of feed screw nut 2 is equipped with oil filler point 4, the bottom end of oil filler point 4
It is communicated with the side of oil storage room 8, the other side of oil storage room 8 is communicated by pipeline with the outer ring of annular space 9, annular space 9
Inner ring is corresponded with the second opening of several ball grooves 11 by several through-holes and is communicated.
Preferably, one end of ball mounting ring 10 is equipped with reinforcing ring 3, and reinforcing ring 3 is fixed by screw 7 and feed screw nut 2
Connection, ball 12 can rub with ball screw 1 after being damaged, increase coefficient of friction, influence the use of ball screw 1
Even worn out ball screw rod 1 replaces ball 12 by taking out ball mounting ring 10 to disassembly reinforcing ring 3.
Preferably, the inner ring of reinforcing ring 3 be equipped with sealing ring 6, sealing ring 6 prevent dust or sundries enter ball screw 1 with
The junction of feed screw nut 2 increases the coefficient of friction between ball screw 1 and feed screw nut 2, influences the use of ball screw 1.
Preferably, the top of oil filler point 4 is equipped with sealing cover, prevents the oil leak in oil storage room 8.
Preferably, the two sides of ball screw 1 open up fluted 5, reduce the consumption of the manufacture material of ball screw 1, drop
Low cost.
When specifically used, a kind of ball screw auxiliary structure of the utility model, ball screw 1 and feed screw nut 2 intert connection,
If ball screw 1 rotates, move in a straight line feed screw nut 2, ball screw 1 is contacted with the ball 12 in feed screw nut 2, wherein
12 5 one group of ball, every group is separated by one end apart from rear evenly distributed, relatively existing ball wire bar pair ball screw 1 with contact
The quantity of ball 12 is less, so the frictional resistance that ball screw 1 is subject to when rotating is fewer, and each ball 12 is fixed
It in ball grooves 11, prevents from rubbing between ball 11, coefficient of friction is caused to increase, to reduce ball screw 1 and silk
Coefficient of friction between stem nut 2, when ball screw 1 rotates, the frictional resistance being subject to is low, is able to use less torque band
Dynamic ball screw 1 rotates, and leads to the purpose for driving feed screw nut 2 to move in a straight line, and improves working efficiency, opens sealing cover from note
Oilhole 4 injects lubricating oil into oil storage room 8, and lubricating oil respectively enters corresponding ball grooves 11 by the through-hole of annular space 9, right
The surface of ball 12 is lubricated, and reduces coefficient of friction, and covering sealing cover prevents oil leak in oil storage room 8, ball 12
It can rub with ball screw 1 after being damaged, increase coefficient of friction, influence the use even abrasion rolling of ball screw 1
Ballscrew 1 replaces ball 12, guarantees ball wire bar pair just by taking out ball mounting ring 10 to disassembly reinforcing ring 3
It is often used, and convenience easy to maintenance.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is construed as a limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;
It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of ball screw auxiliary structure, including ball screw (1) and feed screw nut (2), which is characterized in that the ball screw
(1) with feed screw nut (2) interspersed connection, the inner ring of the feed screw nut (2) is equipped with ball mounting ring (10), the ball installation
The inside of ring (10) is equipped with several equally distributed ball grooves groups, and the ball grooves group is made of five ball grooves (11), rolls
The both ends of pearl slot (11) are respectively equipped with the first opening and the second opening, and the inside of the ball grooves (11) is connected together and has ball
(12), and the ball (12) is slidably connected by the raceway that the first opening is opened up with ball screw (1) surface, the screw rod spiral shell
The surface of female (2) is equipped with oil filler point (4), and the bottom end of the oil filler point (4) is communicated with the side of oil storage room (8), the oil storage room
(8) the other side is communicated by pipeline with the outer ring of annular space (9), and the inner ring of the annular space (9) is logical by several
Hole corresponds with the second opening of several ball grooves (11) and communicates.
2. a kind of ball screw auxiliary structure according to claim 1, it is characterised in that: the one of the ball mounting ring (10)
End is equipped with reinforcing ring (3), and the reinforcing ring (3) is fixedly connected by screw (7) with feed screw nut (2).
3. a kind of ball screw auxiliary structure according to claim 2, it is characterised in that: the inner ring of the reinforcing ring (3) is set
There are sealing ring (6).
4. a kind of ball screw auxiliary structure according to claim 1, it is characterised in that: the top of the oil filler point (4) is set
There is sealing cover.
5. a kind of ball screw auxiliary structure according to claim 1, it is characterised in that: the two sides of the ball screw (1)
Open up fluted (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820907308.8U CN208858883U (en) | 2018-06-12 | 2018-06-12 | A kind of ball screw auxiliary structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820907308.8U CN208858883U (en) | 2018-06-12 | 2018-06-12 | A kind of ball screw auxiliary structure |
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Publication Number | Publication Date |
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CN208858883U true CN208858883U (en) | 2019-05-14 |
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ID=66411747
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CN201820907308.8U Active CN208858883U (en) | 2018-06-12 | 2018-06-12 | A kind of ball screw auxiliary structure |
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CN (1) | CN208858883U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110712015A (en) * | 2019-10-27 | 2020-01-21 | 上海诺银机电科技有限公司 | Ball screw capable of running stably under extraordinary environment and preparation method thereof |
CN110805670A (en) * | 2019-10-11 | 2020-02-18 | 陈伟光 | Ball screw pair |
CN118220095A (en) * | 2024-05-22 | 2024-06-21 | 深圳市威远精密技术有限公司 | Electromechanical braking system |
-
2018
- 2018-06-12 CN CN201820907308.8U patent/CN208858883U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110805670A (en) * | 2019-10-11 | 2020-02-18 | 陈伟光 | Ball screw pair |
CN110805670B (en) * | 2019-10-11 | 2023-11-21 | 嘉兴美森精密科技有限公司 | Ball screw pair |
CN110712015A (en) * | 2019-10-27 | 2020-01-21 | 上海诺银机电科技有限公司 | Ball screw capable of running stably under extraordinary environment and preparation method thereof |
CN118220095A (en) * | 2024-05-22 | 2024-06-21 | 深圳市威远精密技术有限公司 | Electromechanical braking system |
CN118220095B (en) * | 2024-05-22 | 2024-07-19 | 深圳市威远精密技术有限公司 | Electromechanical braking system |
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