CN214999191U

CN214999191U - Novel ball screw

Info

Publication number: CN214999191U
Application number: CN202121264010.8U
Authority: CN
Inventors: 汪蕾
Original assignee: Tianjin Haoke Machinery Co ltd
Current assignee: Tianjin Haoke Machinery Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-12-03
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses a ball screw technical field, which comprises a slide seat and a rod body, wherein the top of the slide seat is provided with an oil filling hole, the inner wall of the oil filling hole is provided with a sealing block, the bottom of the sealing block is inserted and connected with the top of a sealing plate, the bottom of the sealing plate is fixedly connected with the top of a fixed rod, the bottom of the fixed rod is fixedly connected with the top of an expansion plate, and the bottom of the expansion plate is fixedly connected with the top of a spring, in the utility model, the sealing of the opening of an oil outlet is realized by mutually matching the sealing plate and the sealing block, the spring arranged in an expansion groove is mutually matched with the expansion plate to realize the up-and-down expansion of the fixed rod, thereby realizing the up-and-down expansion of the sealing plate, thus, the sealing plate is pressed downwards to inject oil into the ball screw, if the oil injection is finished, the sealing plate is loosened to cause the rebound of the sealing plate to be connected with the sealing block, thereby realizing the sealing of the opening of the oil filling hole, therefore, external dust can be effectively prevented from falling into the ball screw through the oil injection hole.

Description

Novel ball screw

Technical Field

The utility model relates to a ball technical field specifically is a novel ball.

Background

The ball screw is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion. The ball screw is the most commonly used transmission element in tool machinery and precision machinery, and 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.

Need regularly pour into lubricating oil into and maintain in order to prevent that the inside long-term wearing and tearing of ball screw from rusting, it is inside directly spouting the oil filler point of seting up with lubricating oil through the oil gun generally, the inside oiling that carries out of ball screw is left into to the rethread oil filler point, but this kind of oiling mode makes lubricating oil spill over or drip from the lead screw very easily, not only cause the waste on the resource like this, also cause the pollution to the surrounding environment, and the oil filler point that most ball screw seted up is comparatively single all direct and inside intercommunication, fall into inside ball screw through the oil filler point like this in outside dust probably, thereby cause the influence to ball screw's use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel ball, with the problem of proposing in solving above-mentioned background art, rust and need regularly pour into lubricating oil into and maintain in order to prevent the inside long-term wearing and tearing of ball, it is inside generally directly spouting into the oil filler point of seting up lubricating oil through the oil gun, the inside oiling that carries out of ball is all left into in the rethread oil filler point, but this kind of oiling mode makes lubricating oil spill over very easily or drip from the lead screw, so not only cause the waste on the resource, also cause the pollution to the surrounding environment, and the oil filler point that most ball offered is comparatively single all direct and inside intercommunication, like this fall into inside ball through the oil filler point in external dust probably, thereby cause the influence to ball's use.

In order to achieve the above object, the utility model provides a following technical scheme: a novel ball screw comprises a slide seat and a rod body, wherein an oil filling hole is formed in the top of the slide seat, a sealing block is arranged on the inner wall of the oil filling hole, the bottom of the sealing block is inserted and connected with the top of the sealing plate, the bottom of the sealing plate is fixedly connected with the top of the fixed rod, the bottom of the fixed rod is fixedly connected with the top of the expansion plate, the bottom of the expansion plate is fixedly connected with the top of the spring, the bottom of the spring is fixedly connected with the bottom of the telescopic tank, a plurality of oil outlets are arranged at the bottom of the telescopic tank in a penetrating way, one ends of the oil outlets far away from the telescopic tank are communicated with the top of the oil storage tank, slide inner wall is close to oil storage tank below position and rotates through a plurality of pivots and a plurality of oiling roller both ends and is connected, and is a plurality of inside the oiling roller top all extends to the oil absorption groove, and is a plurality of the oil absorption groove all runs through and sets up in oil storage tank bottom position, a plurality of oiling roller bottoms all extend to the direction return ball inslot portion and with a plurality of little ball outer wall sliding connection each other.

As a further aspect of the present invention: a plurality of spouts have been seted up to the slide inside, it is a plurality of inside and the mutual sliding connection of a plurality of little ball one end of spout, a plurality of little ball keep away from a plurality of spout one end all with the mutual sliding connection of body of rod outer wall, the slide is through a plurality of little balls and the mutual sliding connection of the body of rod, just so can drive the slide through little ball and make a round trip to slide on the body of rod to the convenience is in the inside oiling of later stage ball screw.

As a further aspect of the present invention: the slide has all been seted up at flexible inslot wall both ends, and is a plurality of slide inside all with the mutual sliding connection of landing foot, a plurality of landing foot is kept away from a plurality of slide one end and all with expansion plate both ends fixed connection, just so can realize letting the expansion plate wipe inside in the extension and orient and reciprocate through landing foot and slide mutually supporting to phenomenons such as shake skew appear when preventing the expansion plate from removing.

As a further aspect of the present invention: the oiling roller outer wall is provided with the oil absorption cotton, just so can inhale the inside lubricating oil of oil absorption groove to the oiling roller through the oil absorption cotton, rethread oil absorption cotton and little ball outer wall mutual sliding connection realize oiling to little ball to inside oiling of later stage ball screw provides fine help.

As a further aspect of the present invention: the distance from the bottom of the spring to the expansion plate is larger than the distance from the expansion plate to the bottom of the sealing block, and the total length of the plurality of slideways is larger than the total length of the spring, so that the spring can be ensured to have enough distance to jack the sealing plate to the bottom of the sealing block, and the sealing of the opening of the oil filling hole is realized.

As a further aspect of the present invention: slide outer wall one end and mounting panel outer wall one end fixed connection, run through on the mounting panel and seted up a plurality of fixed orificess, just so can be in the same place slide and the structure interconnect that needs the installation through mounting panel and fixed orifices intercommisation, convenient and the holistic structure installation of later stage ball screw.

As a further aspect of the present invention: the outer diameter of the sealing plate is smaller than the inner diameter of the telescopic groove, so that lubricating oil can flow into the telescopic groove from the upper part of the sealing plate when the oil gun presses the sealing plate to the inside of the telescopic groove.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, realize the inside oiling of slide through the oil filler point, rethread oil outlet and oil storage tank mutually support and realize carrying out the temporary storage to the lubricating oil of pouring into, in order to oil at any time by oneself, the cotton mutually supports of the oil absorption of seting up on rethread oil washing groove and the oiling roller and realizes deriving the inside lubricating oil of oil storage tank, the cotton oil absorption on the rethread oiling roller comes to oil one by one the little ball of inside return ball inslot portion, such an oiling structure can oil each ball of inside, and inside oil input has been reduced, lubricating oil spills over or takes place from the circumstances such as the lead screw drippage from ball screw is inside when effectually preventing the oiling, the polluted environment, the condition such as wasting of resources appears.

The utility model has the advantages that: the utility model discloses in, the sealed of oil outlet opening part is realized mutually supporting with sealed piece to the rethread sealed board, spring and expansion plate mutually support through the inside setting of flexible groove realize the upper and lower flexible of dead lever, thereby realize the upper and lower flexible of closing plate, press down the closing plate when the oiling like this and can carry out the inside oiling to ball screw, if the oiling finishes then loosen the closing plate and make the closing plate kick-back be connected with sealed piece, thereby realize sealing the oil inlet opening part, can effectually prevent like this that external dust from falling into through the oil filler point fall into inside ball screw.

Drawings

Fig. 1 is a schematic view of the overall structure of a novel ball screw of the present invention;

fig. 2 is a schematic view of the overall cross-sectional structure of a novel ball screw of the present invention;

fig. 3 is the enlarged schematic structural diagram of a position a in fig. 2 of the novel ball screw of the present invention.

In the figure: 1. a slide base; 2. an oil filler hole; 3. a sealing block; 4. a sealing plate; 5. a telescopic groove; 6. a spring; 7. a retractable plate; 8. a sliding foot; 9. a slideway; 10. fixing the rod; 11. an oil outlet hole; 12. an oil storage tank; 13. an oil suction groove; 14. an oiling roller; 15. a rotating shaft; 16. oil absorbing cotton; 17. a small ball; 18. a reverse bead returning groove; 19. a rod body; 20. a chute; 21. mounting a plate; 22. and (7) fixing holes.

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, in the embodiment of the present invention, a novel ball screw comprises a slide base 1 and a rod body 19, an oil filling hole 2 is formed at the top of the slide base 1, a sealing block 3 is disposed on the inner wall of the oil filling hole 2, the bottom of the sealing block 3 is inserted into and connected with the top of a sealing plate 4, the bottom of the sealing plate 4 is fixedly connected with the top of a fixing rod 10, the bottom of the fixing rod 10 is fixedly connected with the top of a flexible plate 7, the bottom of the flexible plate 7 is fixedly connected with the top of a spring 6, the bottom of the spring 6 is fixedly connected with the bottom of a flexible groove 5, a plurality of oil outlet holes 11 are formed through the bottom of the flexible groove 5, one end of the plurality of oil outlet holes 11 away from the flexible groove 5 is communicated with the top of an oil storage groove 12, the position of the inner wall of the slide base 1 near the oil storage groove 12 is rotatably connected with two ends of a plurality of oil storage rollers 14 through a plurality of rotating shafts 15, the tops of oil storage rollers 14 extend to the inside of oil storage grooves 13, and a plurality of oil storage grooves 13 extend through the bottom of the oil storage groove 12, the bottoms of the plurality of oiling rollers 14 extend to the inside of the directional ball returning grooves 18 and are mutually connected with the outer walls of the plurality of small balls 17 in a sliding mode.

The sliding seat 1 is provided with a plurality of sliding grooves 20, the insides of the sliding grooves 20 are mutually connected with one ends of a plurality of small balls 17 in a sliding manner, one ends of the small balls 17 far away from the sliding grooves 20 are mutually connected with the outer wall of the rod body 19 in a sliding manner, and the sliding seat 1 is mutually connected with the rod body 19 in a sliding manner through the small balls 17, so that the sliding seat 1 can be driven to slide back and forth on the rod body 19 through the small balls 17, and oiling in the ball screw in the later period is facilitated; the two ends of the inner wall of the telescopic groove 5 are provided with slideways 9, the insides of the slideways 9 are mutually connected with the sliding feet 8 in a sliding manner, and the ends, far away from the slideways 9, of the sliding feet 8 are fixedly connected with the two ends of the telescopic plate 7, so that the telescopic plate 7 can directionally move up and down in the telescopic wiper by the mutual matching of the sliding feet 8 and the slideways 9, and the phenomena of shaking, deviation and the like of the telescopic plate 7 during moving are prevented; the oil absorption cotton 16 is arranged on the outer wall of the oiling roller 14, so that lubricating oil in the oil absorption groove 13 can be absorbed onto the oiling roller 14 through the oil absorption cotton 16, and the small ball 17 can be oiled through the mutual sliding connection of the oil absorption cotton 16 and the outer wall of the small ball 17, so that good help is provided for the oiling in the ball screw in the later period; the distance from the bottom of the spring 6 to the expansion plate 7 is greater than the distance from the expansion plate 7 to the bottom of the sealing block 3, and the total length of the plurality of slideways 9 is greater than the total length of the spring 6, so that the spring 6 can be ensured to have enough distance to jack the sealing plate 4 to the bottom of the sealing block 3, and the sealing of the opening of the oil filling hole 2 is realized; one end of the outer wall of the sliding seat 1 is fixedly connected with one end of the outer wall of the mounting plate 21, and the mounting plate 21 is provided with a plurality of fixing holes 22 in a penetrating manner, so that the sliding seat 1 and a structure to be mounted can be connected together through the mutual matching of the mounting plate 21 and the fixing holes 22, and the later-stage integral structure mounting of the ball screw is facilitated; the outer diameter of the sealing plate 4 is smaller than the inner diameter of the telescopic groove 5, so that the lubricating oil can flow into the telescopic groove 5 from the upper part of the sealing plate 4 when the oil gun presses the sealing plate 4 to the inside of the telescopic groove 5.

The utility model discloses a theory of operation is: when the utility model is used, the nozzle of the oil gun is firstly aligned with the inside of the oil filling hole 2 and the inner sealing plate 4 is pressed down, the sealing plate 4 is forced to drive the fixing rod 10 to move downwards, the fixing rod 10 is forced to drive the expansion plate 7 to move downwards, the expansion plate 7 is stressed again to slide mutually through the inside of the sliding foot 8 and the slide way 9 to realize directional downward movement in the expansion groove 5, and the bottom spring 6 is compressed and stored energy, at the moment, the top of the sealing plate 4 is separated from the bottom of the sealing block 3, lubricating oil is injected into the oil filling hole 2 through the oil gun after separation, the lubricating oil flows into the expansion groove 5 through the oil filling hole 2, then flows into the oil storage groove 12 through the oil outlets 11 arranged at the bottom of the expansion groove 5 for use at any time, the lubricating oil slides on the screw rod through the sliding seat 1 to drive the small balls 17 inside to slide after flowing into the oil storage groove 12, when the small balls 17 slide to the inside of the direction ball returning groove 18, the small balls are connected with the oiling roller 14 in a sliding mode, so that the oiling roller 14 is driven to rotate, the oiling roller 14 rotates, meanwhile, lubricating oil in the oil storage groove 12 falls on the oil absorption cotton 16 arranged on the outer wall of the oiling roller 14 through the oil washing groove, and then the small balls 17 inside are oiled one by one through mutual sliding connection of the outer wall of the oiling roller 14 and the small balls 17, each ball inside can be oiled through the oiling structure, the internal oil inlet amount is reduced, the lubricating oil is effectively prevented from overflowing from the inside of the ball screw or dropping from the screw during oiling, the situations of environment pollution, resource waste and the like are avoided, the oil gun is moved out of the inside of the oil injecting hole 2 after the oiling is completed, meanwhile, the sealing plate 4 rebounds through the spring 6 to be quickly moved upwards to reset when the pressure above the sealing plate 4 disappears, the sealing plate 4 is moved until the sealing plate is clamped into the bottom of the sealing block 3, thereby sealing the opening of the oil filling hole 2, and effectively preventing external dust from falling into the ball screw through the oil filling hole 2.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel ball, includes slide (1) and body of rod (19), its characterized in that: the oil filling device is characterized in that an oil filling hole (2) is formed in the top of the sliding seat (1), a sealing block (3) is arranged on the inner wall of the oil filling hole (2), the bottom of the sealing block (3) is inserted into and connected with the top of the sealing plate (4), the bottom of the sealing plate (4) is fixedly connected with the top of the fixing rod (10), the bottom of the fixing rod (10) is fixedly connected with the top of the telescopic plate (7), the bottom of the telescopic plate (7) is fixedly connected with the top of the spring (6), the bottom of the spring (6) is fixedly connected with the bottom of the telescopic groove (5), a plurality of oil outlet holes (11) are formed in the bottom of the telescopic groove (5) in a penetrating mode, one end, far away from the telescopic groove (5), of each oil outlet hole (11) is communicated with the top of the oil storage groove (12), the position, close to the lower portion of the inner wall of the oil storage groove (12), is rotatably connected with the two ends of the plurality of the oil feeding rollers (14) through a plurality of rotating shafts (15), it is a plurality of go up oil roller (14) top and all extend to inside oil absorption groove (13), a plurality of oil absorption groove (13) all run through and set up in oil storage tank (12) bottom position, a plurality of oil roller (14) bottoms all extend to the direction and return inside ball groove (18) and with a plurality of little ball (17) outer wall sliding connection each other.

2. The novel ball screw according to claim 1, characterized in that: a plurality of spouts (20) have been seted up to slide (1) inside, a plurality of inside and the mutual sliding connection of a plurality of little ball (17) one end of spout (20), a plurality of little ball (17) are kept away from a plurality of spouts (20) one end and are all with the body of rod (19) outer wall mutual sliding connection, slide (1) is through a plurality of little ball (17) and the body of rod (19) mutual sliding connection.

3. The novel ball screw according to claim 1, characterized in that: slide (9) have all been seted up at flexible groove (5) inner wall both ends, and is a plurality of slide (9) inside all with smooth foot (8) mutual sliding connection, a plurality of smooth foot (8) are kept away from a plurality of slide (9) one end and are all with expansion plate (7) both ends fixed connection.

4. The novel ball screw according to claim 1, characterized in that: the outer wall of the oiling roller (14) is provided with oil absorption cotton (16).

5. The novel ball screw according to claim 1, characterized in that: the distance from the bottom of the spring (6) to the expansion plate (7) is greater than the distance from the expansion plate (7) to the bottom of the sealing block (3), and the total length of the slide ways (9) is greater than the total length of the spring (6).

6. The novel ball screw according to claim 1, characterized in that: slide (1) outer wall one end and mounting panel (21) outer wall one end fixed connection, run through on mounting panel (21) and seted up a plurality of fixed orificess (22).

7. The novel ball screw according to claim 1, characterized in that: the outer diameter of the sealing plate (4) is smaller than the inner diameter of the telescopic groove (5).