CN216618442U - Dustproof ball screw - Google Patents
Dustproof ball screw Download PDFInfo
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- CN216618442U CN216618442U CN202123326727.3U CN202123326727U CN216618442U CN 216618442 U CN216618442 U CN 216618442U CN 202123326727 U CN202123326727 U CN 202123326727U CN 216618442 U CN216618442 U CN 216618442U
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- sealing
- ball
- ball nut
- sealing clamping
- ball screw
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Abstract
The utility model discloses a dustproof ball screw, which comprises a screw rod and a ball nut, wherein threaded holes are formed in the left side and the right side of the ball nut, a first bolt is connected to the inner surface of each threaded hole in a threaded manner, sealing clamping sleeves are fixedly arranged at the upper end and the lower end of the left side and the right side of the ball nut, a first mounting counter bore is formed in the inner surface of one end of each sealing clamping sleeve, an inner groove is formed in one end of an inner cavity of each sealing clamping sleeve, a spring is fixedly connected to one side of the inner cavity of the inner groove, and a movable plate is fixedly connected to the other end of the spring. Through the action of the sealing clamping sleeve, the spring, the movable plate, the sealing rubber strip, the sealing clamping plate and the brush plate, the problems that particle dust is easy to enter a spiral track in the operation process of the existing ball screw, the normal operation of a ball is further influenced, the abrasion between the screw and a nut is increased, and the service life of the ball screw is shortened are solved.
Description
Technical Field
The utility model relates to the technical field of ball screws, in particular to a dustproof ball screw.
Background
The ball screw is the most commonly used transmission element 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. Because the surface of lead screw is offered and is used for the rolling spiral track of ball, current ball screw causes the granule dust to get into the spiral track easily at the operation in-process, and then has influenced the normal operating of ball, leads to the wearing and tearing between lead screw and the nut to increase simultaneously, has reduced its life, for this reason, we provide a dustproof ball screw.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dustproof ball screw, which has the advantage of dust prevention and solves the problems that particle dust is easy to enter a spiral track in the operation process of the existing ball screw, the normal operation of a ball is further influenced, the abrasion between the screw and a nut is increased, and the service life of the ball screw is shortened.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a dustproof ball screw, includes lead screw and ball nut, the screw hole has all been seted up to ball nut's the left and right sides, the internal surface threaded connection of screw hole has first bolt, the equal fixed mounting in upper and lower both ends of the ball nut left and right sides has sealed cutting ferrule, the internal surface of sealed cutting ferrule one end has seted up first installation counter bore, the inside groove has been seted up to the one end of sealed cutting ferrule inner chamber, one side fixedly connected with spring of inside groove inner chamber, the other end fixedly connected with fly leaf of spring, the opposite side fixedly connected with joint strip of fly leaf, the one side that ball nut was kept away from to sealed cutting ferrule is seted up flutedly, the inboard of recess is provided with sealed cardboard, the inboard fixedly connected with brush board of sealed cardboard.
Preferably, the outer surface of the screw rod is provided with a ball nut, the left end of the ball nut is provided with an oil filling hole, and one end of the oil filling hole is provided with a sealing plug head.
Preferably, the sealing rubber strip is arc-shaped and is attached to the ball sliding groove.
Preferably, the inner surface of the sealing clamp plate is provided with a second mounting counter bore, and the inner side of the second mounting counter bore is provided with a second bolt.
Preferably, the sealing clamping sleeves and the sealing clamping plates are semicircular, and the number of the sealing clamping sleeves and the number of the sealing clamping plates are four.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, under the action of the sealing clamping sleeve, the sealing rubber strip and the ball sliding groove of the screw rod can be driven to be tightly adhered through the movable plate under the matching of the spring, the two ends of the ball nut are sealed, and the influence of dust on the ball nut is avoided.
2. According to the utility model, the sealing clamping plate can be rapidly disassembled and assembled through the matching of the second mounting counter bore and the second bolt, and the sealing clamping sleeve can be rapidly disassembled and assembled through the matching of the first bolt and the threaded hole, so that the replacement and maintenance of the sealing clamping sleeve and the sealing clamping plate are facilitated, and the use of people is facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;
FIG. 3 is a left side view of the present invention.
In the figure: 1. a screw rod; 2. sealing the plug head; 3. an oil filler hole; 4. a ball nut; 5. sealing the cutting sleeve; 6. an inner tank; 7. a first mounting counterbore; 8. a first bolt; 9. a threaded hole; 10. a spring; 11. sealing rubber strips; 12. a movable plate; 13. brushing the board; 14. a sealing clamping plate; 15. a groove; 16. a second bolt; 17. and a second mounting counter bore.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a dustproof ball screw comprises a screw rod 1 and a ball nut 4, wherein the left and right sides of the ball nut 4 are both provided with a threaded hole 9, the inner surface of the threaded hole 9 is in threaded connection with a first bolt 8, the upper and lower ends of the left and right sides of the ball nut 4 are both fixedly provided with a sealing sleeve 5, the inner surface of one end of the sealing sleeve 5 is provided with a first mounting counter bore 7, one end of the inner cavity of the sealing sleeve 5 is provided with an inner groove 6, one side of the inner cavity of the inner groove 6 is fixedly connected with a spring 10, the other end of the spring 10 is fixedly connected with a movable plate 12, the other side of the movable plate 12 is fixedly connected with a sealing rubber strip 11, one side of the sealing sleeve 5 away from the ball nut 4 is provided with a groove 15, the inner side of the groove 15 is provided with a sealing clamping plate 14, the inner side of the sealing clamping plate 14 is fixedly connected with a brush plate 13, and under the action of the sealing sleeve 5, the ball spout that drives joint strip 11 and lead screw 1 through fly leaf 12 pastes tightly, the realization is sealed up ball nut 4's both ends, the influence of dust to its leading to the fact has been avoided, effect through sealed cardboard 14 and brush board 13, when ball nut 4 moves, its brush board 13 can clean the lead screw 1 surface of walking fast, the ability of removing dust has been realized, make this lead screw reach dirt-proof purpose, through second installation counter bore 17 and second bolt 16's cooperation, can be quick carry out the dismouting to sealed cardboard 14, cooperation through first bolt 8 and screw hole 9, can carry out the dismouting to sealed cutting ferrule 5 fast, thereby make things convenient for sealed cutting ferrule 5 and sealed cardboard 14's change and maintenance, make things convenient for people's use.
The outer surface of the screw rod 1 is provided with a ball nut 4, the left end of the ball nut 4 is provided with an oil filling hole 3, and one end of the oil filling hole 3 is provided with a sealing plug head 2.
The inner surface of the sealing clamp plate 14 is provided with a second mounting counterbore 17, and the inner side of the second mounting counterbore 17 is provided with a second bolt 16.
The sealing clamping sleeves 5 and the sealing clamping plates 14 are semicircular, and the number of the sealing clamping sleeves 5 and the number of the sealing clamping plates 14 are four.
During the use, through the effect of sealed cutting ferrule 5, can be under the cooperation of spring 10, the ball spout that drives joint strip 11 and lead screw 1 through fly leaf 12 pastes tightly, the realization is sealed the both ends of ball nut 4, the influence that the dust led to the fact to it has been avoided, through the effect of sealed cardboard 14 and brush board 13, when ball nut 4 moved, its brush board 13 can clean the lead screw 1 surface of walking fast, the ability of removing dust has been realized, make this lead screw reach dirt-proof purpose, through the cooperation of second installation counter bore 17 and second bolt 16, can be quick carry out the dismouting to sealed cardboard 14, cooperation through first bolt 8 and screw hole 9, can carry out the dismouting to sealed cutting ferrule 5 fast, thereby the change and the maintenance of sealed cutting ferrule 5 and sealed cardboard 14 have been made things convenient for people's use.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a dustproof ball screw, includes lead screw (1) and ball nut (4), its characterized in that: threaded holes (9) are formed in the left side and the right side of the ball nut (4), a first bolt (8) is connected to the inner surface of each threaded hole (9) in a threaded mode, the upper end and the lower end of the left side and the right side of the ball nut (4) are both fixedly provided with a sealing cutting sleeve (5), the inner surface of one end of the sealing cutting sleeve (5) is provided with a first mounting counter bore (7), an inner groove (6) is arranged at one end of the inner cavity of the sealing cutting sleeve (5), a spring (10) is fixedly connected with one side of the inner cavity of the inner groove (6), the other end of the spring (10) is fixedly connected with a movable plate (12), the other side of the movable plate (12) is fixedly connected with a sealing rubber strip (11), a groove (15) is arranged on one side of the sealing cutting sleeve (5) far away from the ball nut (4), a sealing clamping plate (14) is arranged on the inner side of the groove (15), and a brush plate (13) is fixedly connected to the inner side of the sealing clamping plate (14).
2. The dustproof ball screw according to claim 1, wherein: the surface of lead screw (1) is provided with ball nut (4), the left end of ball nut (4) is provided with oil filler point (3), the one end of oil filler point (3) is provided with sealed chock plug (2).
3. The dustproof ball screw according to claim 1, wherein: and the sealing rubber strip (11) is arc-shaped, and the sealing rubber strip (11) is attached to the ball sliding groove.
4. The dustproof ball screw according to claim 1, wherein: the inner surface of the sealing clamp plate (14) is provided with a second mounting counter bore (17), and the inner side of the second mounting counter bore (17) is provided with a second bolt (16).
5. The dustproof ball screw according to claim 1, wherein: the sealing clamping sleeves (5) and the sealing clamping plates (14) are semicircular, and the number of the sealing clamping sleeves (5) and the number of the sealing clamping plates (14) are four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123326727.3U CN216618442U (en) | 2021-12-23 | 2021-12-23 | Dustproof ball screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123326727.3U CN216618442U (en) | 2021-12-23 | 2021-12-23 | Dustproof ball screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216618442U true CN216618442U (en) | 2022-05-27 |
Family
ID=81683702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123326727.3U Active CN216618442U (en) | 2021-12-23 | 2021-12-23 | Dustproof ball screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216618442U (en) |
-
2021
- 2021-12-23 CN CN202123326727.3U patent/CN216618442U/en active Active
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