CN219345412U

CN219345412U - Reflux type ball screw

Info

Publication number: CN219345412U
Application number: CN202320899092.6U
Authority: CN
Inventors: 陈学林; �田�浩
Original assignee: Shangjing High Precision Transmission Technology Shanghai Co ltd
Current assignee: Shangjing High Precision Transmission Technology Shanghai Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-07-14
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses a reflux type ball screw which comprises a screw rod, wherein a nut is arranged on the outer surface of one side of the screw rod in a threaded manner, a shell is arranged on the outer surface of one side of the nut, a connecting pipeline is fixedly communicated with the outer surface of one side of the shell, one end, far away from the shell, of the connecting pipeline is fixedly communicated with a control pipeline, one end, far away from the connecting pipeline, of the control pipeline is fixedly communicated with an extension hose, and the output end of the extension hose is fixedly communicated with a suction nozzle; further comprises: the two clamping mechanisms are fixedly connected to the top of the shell, are identical and are matched with the control pipeline; the suction mechanism is fixedly connected to the top of the shell and is matched with the control pipeline. The backflow type ball screw can be used for efficiently adding lubricating oil and lubricating balls of the ball screw, so that the practicability of the ball screw is improved.

Description

Reflux type ball screw

Technical Field

The utility model relates to the technical field of ball screws, in particular to a reflux type ball screw.

Background

The ball screw is a transmission element most commonly used on tool machines and precision machines, and has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, and simultaneously has the characteristics of high precision, reversibility and high efficiency. Ball screws are widely used in various industrial equipment and precision instruments due to their small frictional resistance.

The utility model discloses a left-hand ball screw who takes oil groove of publication No. CN217029838U, it is through unscrewing the fixed screw on the installation angle, thereby take off the protection frame from the nut, then extract the rubber sealing plug from the sealing cap, after the lubricating oil pours into the oil groove inside through the oil leak mouth, fall at the top of baffle, the baffle can filter debris with the weeping hole, after the slow seepage of weeping hole can pass through to the lubricating oil of baffle top, fall on the ball through the weeping groove, can improve the lubrication effect of ball, but at the in-process of adding lubricating oil, need open or close multiple mechanism, it is laborious to take time, work efficiency is low, there is certain use defect.

We have therefore proposed a return ball screw in order to solve the problems set out above.

Disclosure of Invention

The utility model aims to provide a reflux type ball screw, which solves the problem that the reflux type ball screw in the prior market provided by the background art needs to open or close various mechanisms in the process of adding lubricating oil to lubricate balls, so that the efficiency is low.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the reflux type ball screw comprises a screw rod, wherein a nut is arranged on one side outer surface of the screw rod in a threaded manner, a shell is arranged on one side outer surface of the nut, a connecting pipeline is fixedly communicated with one side outer surface of the shell, one end, far away from the shell, of the connecting pipeline is fixedly communicated with a control pipeline, one end, far away from the connecting pipeline, of the control pipeline is fixedly communicated with an extension hose, and the output end of the extension hose is fixedly communicated with a suction nozzle;

further comprises: the two clamping mechanisms are fixedly connected to the top of the shell, are identical and are matched with the control pipeline;

the suction mechanism is fixedly connected to the top of the shell and is matched with the control pipeline.

Preferably, the fixture comprises a clamping bin, slot holes are formed in the outer surfaces of two sides of the clamping bin, the two slot holes are matched with a control pipeline, pressing blocks are embedded in the outer surfaces of two sides of the clamping bin in a sliding mode, clamping plates are fixedly connected to one side outer surfaces of the two pressing blocks, a plurality of reset springs are fixedly connected to one side outer surfaces of the clamping plates, and one ends, away from the clamping plates, of the plurality of reset springs are fixedly connected with one side inner surface of the clamping bin respectively.

Through adopting above-mentioned technical scheme for when pressing the briquetting through external force, the briquetting is pressed and the grip block is conveniently extruded to the briquetting, and two grip blocks will conveniently extrude control pipeline, and reset spring is convenient when relieving external force effect, resumes to press the briquetting to become former state.

Preferably, the suction mechanism comprises a control bin, two guide grooves are formed in the top surface of the control bin, two moving plates are arranged on the inner surface of the control bin in a sliding mode along the vertical direction, a plurality of linkage springs are fixedly connected between opposite surfaces of the two moving plates, and a linkage block is fixedly connected to the outer surface of one side of each moving plate.

Through adopting above-mentioned technical scheme, make when the control pipeline is extruded to the movable plate through external force, the linkage spring is convenient to produce elasticity, when relieving external force effect, the convenient messenger movable plate of elasticity of linkage spring resumes the former state.

Preferably, the inside bottom surface fixedly connected with a plurality of buffer spring of control storehouse, a plurality of buffer spring's one end fixedly connected with two lifter blocks, and two lifter blocks respectively with two linkage piece looks adaptations.

Through adopting above-mentioned technical scheme for under the exogenic action, the buffer spring is extruded to the lifter, makes things convenient for buffer spring to produce elasticity, and when relieving the exogenic action, buffer spring's elasticity makes things convenient for the lifter to resume to former state.

Preferably, the top surfaces of the two lifting blocks are fixedly connected with connecting plates, the two connecting plates are respectively matched with the two guide grooves, and one ends of the two connecting plates are fixedly connected with pressing plates.

Through adopting above-mentioned technical scheme, the guide way conveniently makes the lifting block directional movement, presses the convenient increase stress surface of board to conveniently make two connecting plates remove simultaneously, convenient operation.

Preferably, the top fixedly connected with two fixed plates of shell, two equal fixedly connected with rubber buckle between the opposite face of fixed plate, and two rubber buckles all with suction nozzle looks adaptation, the top fixedly connected with of shell is a plurality of steady firmware, and a plurality of steady firmware all with control pipeline looks adaptation.

Through adopting above-mentioned technical scheme, rubber buckle makes the suction nozzle of coupling hose conveniently can firmly place, and the steady firmware makes control pipeline stable conveniently.

Compared with the prior art, the utility model has the beneficial effects that: this backward flow formula ball screw can conveniently carry out the operation of adding lubricating oil to the ball in the nut, conveniently improves work efficiency to improve ball screw's performance, the concrete content is as follows:

1. the ball screw is provided with the clamping mechanism and the suction mechanism, when lubricating oil is required to be added to the ball screw, the pressing block on the clamping mechanism far away from the suction nozzle is pressed by external force, the pressing block conveniently extrudes the clamping plate, so that the clamping plate clamps the control pipeline, then the suction nozzle is immersed in lubricating oil, the lubricating oil enters the control pipeline through the action of the suction mechanism, after the lubricating oil enters the control pipeline, the external force on the clamping mechanism is relieved, the pressing block on the clamping mechanism close to the suction nozzle is pressed, and the suction mechanism is controlled, so that the lubricating oil can conveniently enter the nut, the operation of adding the lubricating oil to the ball is convenient, the working efficiency is convenient to improve, and the performance of the ball screw is improved;

2. be provided with suction means, in the suction nozzle soaks lubricating oil, press the clamp plate, the clamp plate will conveniently promote the connecting plate and remove, and the connecting plate removes and will conveniently promote the lifter and remove, and the lifter removes and conveniently promotes the linkage piece and remove, and the linkage piece removes and conveniently promotes the movable plate and remove to conveniently press from both sides tight control pipeline, under the siphon effect, lubricating oil will conveniently get into in the extension hose, and lubricating oil in the extension hose conveniently gets into in the control pipeline, thereby conveniently absorbs lubricating oil, improves work efficiency.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic view of a three-dimensional cross-sectional structure of a clamping mechanism according to the present utility model;

FIG. 4 is a schematic view of a three-dimensional cross-sectional structure of the suction mechanism of the present utility model;

fig. 5 is a schematic perspective view of a lifting block according to the present utility model.

In the figure: 1. a screw rod; 2. a clamping mechanism; 3. a suction mechanism; 10. a nut; 11. a housing; 12. a connecting pipe; 13. a control pipe; 14. extending the hose; 15. a suction nozzle; 16. a stabilizing piece; 17. a fixing plate; 18. rubber buckles; 20. a clamping bin; 21. a slot hole; 22. pressing the blocks; 23. a clamping plate; 24. a return spring; 30. a control bin; 31. a guide groove; 32. a moving plate; 33. a linkage spring; 34. a linkage block; 35. a buffer spring; 36. a lifting block; 37. a connecting plate; 38. pressing the plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the reflux type ball screw comprises a screw rod 1, a nut 10 is arranged on one side outer surface of the screw rod 1 in a threaded manner, a shell 11 is arranged on one side outer surface of the nut 10, the shell 11 is an integral component of an inner element of a protective frame of the existing left-handed ball screw with an oil groove, a connecting pipeline 12 is fixedly communicated with one side outer surface of the shell 11, one end, far away from the shell 11, of the connecting pipeline 12 is fixedly communicated with a control pipeline 13, one end, far away from the control pipeline 13, of the connecting pipeline 12 is positioned in a cavity at the top of a baffle, one end, far away from the connecting pipeline 12, of the control pipeline 13 is fixedly communicated with an extension hose 14, the output end of the extension hose 14 is fixedly communicated with a suction nozzle 15, the top of the shell 11 is fixedly connected with two fixing plates 17, rubber buckles 18 are fixedly connected between opposite surfaces of the two fixing plates 17, the two rubber buckles 18 are matched with the suction nozzle 15, the top of the shell 11 is fixedly connected with a plurality of stabilizing pieces 16, and the stabilizing pieces 16 are matched with the control pipeline 13;

further comprises: the two clamping mechanisms 2 are fixedly connected to the top of the shell 11, the two clamping mechanisms 2 are identical, and the two clamping mechanisms 2 are matched with the control pipeline 13; the fixture 2 contains the centre gripping storehouse 20, slot hole 21 has all been seted up to the both sides surface of centre gripping storehouse 20, and two slot holes 21 all with control pipeline 13 looks adaptation, the both sides surface of centre gripping storehouse 20 all slides and inlays and be equipped with pressing piece 22, and the equal fixedly connected with grip block 23 of one side surface of two pressing pieces 22, the one side surface of two grip blocks 23 all fixedly connected with a plurality of reset spring 24, and the one end that the grip block 23 was kept away from to a plurality of reset spring 24 is fixed connection with one side internal surface of centre gripping storehouse 20 respectively, reset spring 24's coefficient of elasticity is according to actual conditions, press the pressing piece 22 on the fixture 2 through external force, pressing piece 22 will conveniently extrude grip block 23, thereby make grip block 23 press from both sides tight control pipeline 13, reset spring 24 produces elasticity simultaneously, when removing external force effect, reset spring 24's elasticity conveniently promotes grip block 23, conveniently make grip block 23 resume to former state.

The suction mechanism 3 is fixedly connected to the top of the shell 11, the suction mechanism 3 is matched with the control pipeline 13, the suction mechanism 3 comprises a control bin 30, two guide grooves 31 are formed in the top surface of the control bin 30, two movable plates 32 are slidably arranged on the inner surface of the control bin 30 along the vertical direction, a plurality of linkage springs 33 are fixedly connected between opposite surfaces of the two movable plates 32, the elastic coefficient of the linkage springs 33 is determined according to actual conditions, a linkage block 34 is fixedly connected to the outer surface of one side of each movable plate 32, a plurality of buffer springs 35 are fixedly connected to the inner bottom surface of the control bin 30, the elastic coefficient of each buffer spring 35 is determined according to actual conditions, two lifting blocks 36 are fixedly connected to one end of each buffer spring 35, the two lifting blocks 36 are respectively matched with the two linkage blocks 34, connecting plates 37 are fixedly connected to the top surfaces of the two lifting blocks 36, the two connecting plates 37 are respectively matched with the two guide grooves 31, and one ends of the two connecting plates 37 are fixedly connected with pressing plates 38. As shown in fig. 4 and 5, when the suction nozzle 15 is immersed in the lubricating oil, the pressing plate 38 is pressed, the pressing plate 38 will conveniently push the connecting plate 37 to move, the connecting plate 37 will conveniently push the lifting block 36 to move, the lifting block 36 will conveniently push the linkage block 34 to move, the linkage block 34 will conveniently push the moving plate 32 to move, thereby conveniently clamping the control pipeline 13, under the siphon action, the lubricating oil will conveniently enter the extension hose 14, the lubricating oil in the extension hose 14 will conveniently enter the control pipeline 13, thereby conveniently sucking the lubricating oil, and improving the working efficiency.

Working principle: when the reflux type ball screw is used, firstly, as shown in fig. 1-5, when lubricating oil needs to be added to the ball screw, the pressing block 22 on the clamping mechanism 2 far away from the suction nozzle 15 is pressed by external force, the pressing block 22 conveniently presses the clamping plate 23, so that the clamping plate 23 clamps the control pipeline 13, then the suction nozzle 15 is immersed in lubricating oil, when the suction nozzle 15 is immersed in the lubricating oil, the pressing plate 38 is pressed, the pressing plate 38 conveniently pushes the connecting plate 37 to move, the connecting plate 37 moves and conveniently pushes the lifting block 36 to move, the lifting block 36 moves and conveniently pushes the linkage block 34 to move, the linkage block 34 moves and conveniently pushes the moving plate 32 to move, so as to conveniently clamp the control pipeline 13, under the siphon action, lubricating oil conveniently enters the extension hose 14, after the lubricating oil enters the extension hose 14, the external force on the clamping mechanism 2 and the suction mechanism 3 is relieved, and the pressing block 22 on the clamping mechanism 2 close to the suction nozzle 15 and the pressing plate 38 on the suction mechanism 3 are conveniently enabled to enter the nut 10, so that the operation of adding lubricating oil to the ball screw is conveniently performed, the working efficiency is conveniently improved, and the performance of the ball screw is improved.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a backward flow ball screw, includes lead screw (1), one side surface screw thread of lead screw (1) is provided with nut (10), and one side surface of nut (10) is provided with shell (11), one side surface fixed intercommunication of shell (11) has connecting tube (12), and connecting tube (12) keep away from one end fixed intercommunication of shell (11) has control pipeline (13), one end fixed intercommunication that connecting tube (12) were kept away from to control pipeline (13) has extension hose (14), and the output fixed intercommunication of extension hose (14) has suction nozzle (15);

characterized by further comprising:

the two clamping mechanisms (2) are fixedly connected to the top of the shell (11), the two clamping mechanisms (2) are matched with the control pipeline (13);

the suction mechanism (3) is fixedly connected to the top of the shell (11), and the suction mechanism (3) is matched with the control pipeline (13).

2. A return ball screw as claimed in claim 1, wherein: clamping mechanism (2) contains centre gripping storehouse (20), slot hole (21) have all been seted up to the both sides surface of centre gripping storehouse (20), and two slot holes (21) all with control pipeline (13) looks adaptation, the both sides surface of centre gripping storehouse (20) all slides and inlays and is equipped with pressing piece (22), and the equal fixedly connected with grip block (23) of one side surface of two pressing pieces (22), two the equal fixedly connected with a plurality of reset spring (24) of one side surface of grip block (23), and the one end that grip block (23) were kept away from to a plurality of reset spring (24) is connected with one side internal surface fixed of centre gripping storehouse (20) respectively.

3. A return ball screw as claimed in claim 1, wherein: the suction mechanism (3) comprises a control bin (30), two guide grooves (31) are formed in the top surface of the control bin (30), two moving plates (32) are arranged on the inner surface of the control bin (30) in a sliding mode along the vertical direction, a plurality of linkage springs (33) are fixedly connected between opposite faces of the two moving plates (32), and a linkage block (34) is fixedly connected to one side outer surface of each moving plate (32).

4. A return ball screw as claimed in claim 3, wherein: the control bin (30) is characterized in that a plurality of buffer springs (35) are fixedly connected to the inner bottom surface of the control bin (30), two lifting blocks (36) are fixedly connected to one ends of the buffer springs (35), and the two lifting blocks (36) are respectively matched with the two linkage blocks (34).

5. A return ball screw as claimed in claim 4, wherein: the top surfaces of the two lifting blocks (36) are fixedly connected with connecting plates (37), the two connecting plates (37) are respectively matched with the two guide grooves (31), and one ends of the two connecting plates (37) are fixedly connected with pressing plates (38).

6. A return ball screw as claimed in claim 1, wherein: the top fixedly connected with two fixed plates (17) of shell (11), two all fixedly connected with rubber buckle (18) between the opposite face of fixed plate (17), and two rubber buckle (18) all with suction nozzle (15) looks adaptation, the top fixedly connected with of shell (11) is a plurality of steady firmware (16), and a plurality of steady firmware (16) all with control pipeline (13) looks adaptation.