CN215634776U - Screw rod nut with lubricating function - Google Patents
Screw rod nut with lubricating function Download PDFInfo
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- CN215634776U CN215634776U CN202122189804.9U CN202122189804U CN215634776U CN 215634776 U CN215634776 U CN 215634776U CN 202122189804 U CN202122189804 U CN 202122189804U CN 215634776 U CN215634776 U CN 215634776U
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- sealing hose
- hose
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Abstract
The utility model discloses a feed screw nut with a lubricating function in the field of feed screw nuts, which comprises a feed screw and a nut mechanism, wherein the nut mechanism is nested and arranged in the middle of the feed screw; the screw rod comprises a lower half part, a connecting piece A, an adjusting part, an upper half part and a connecting part B, wherein the bottom end of the upper half part is welded with the middle position of the top of the connecting piece B, the top end of the adjusting part is welded with the middle position of the bottom of the connecting piece B, the bottom end of the adjusting part is welded with the middle position of the top of the connecting piece A, and the top end of the lower half part is welded with the middle position of the bottom of the connecting piece A.
Description
Technical Field
The utility model relates to the field of feed screw nuts, in particular to a feed screw nut with a lubricating function.
Background
The lead screw nut is the most frequently used transmission element on tool machinery and precision machinery, and the main function of the lead screw nut is to convert rotary motion into linear motion or convert torque into axial repeated acting force, and the lead screw nut has the characteristics of high precision, reversibility and high efficiency, and due to small friction resistance, the ball screw is widely applied to various industrial equipment and precision instruments.
The existing feed screw nut does not have a lubricating function, and the friction force between the existing feed screw nut and the feed screw nut is large in the using process, so that the transmission efficiency is reduced, and meanwhile, the problem of part abrasion exists after the existing feed screw nut is used for a long time. Accordingly, those skilled in the art have provided a lead screw nut with a lubricating function to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a feed screw nut with a lubricating function so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the feed screw nut with the lubricating function comprises a feed screw and a nut mechanism, wherein the nut mechanism is nested and arranged in the middle of the feed screw;
the lead screw includes lower half, connecting piece A, regulating part, first and connecting portion B, the bottom of first and connecting piece B's top intermediate position welding, the top of regulating part and connecting piece B's bottom intermediate position welding, the bottom of regulating part and connecting piece A's top intermediate position welding, the top of lower half and connecting piece A's bottom intermediate position welding, nut mechanism includes nut, sealed axle sleeve A, sealing hose A, sealed axle sleeve B and sealing hose B, sealing hose A is the bottom intermediate position of installing at the nut perpendicularly, sealing hose B is the top intermediate position of installing at the nut perpendicularly, sealed axle sleeve A is the bottom of horizontal installation at sealing hose A, sealed axle sleeve B is horizontal installation at sealing hose B's top.
As a further scheme of the utility model: the side surfaces of the upper half part, the adjusting part and the lower half part are all in a spiral shape, and the screw rod is driven to operate through the mutual matching of threads on the outer side of the adjusting part and the nut.
As a further scheme of the utility model: sealed axle sleeve A and connecting piece A phase-match, sealed axle sleeve B and connecting piece B phase-match can play the fixed effect of connection through the sealed axle sleeve A and the sealed axle sleeve B that set up, guarantee the leakproofness of junction simultaneously for inside forms sealed environment.
As a further scheme of the utility model: the outer surfaces of the sealing hose A and the sealing hose B are foldable and wrinkled, the sealing hose A and the sealing hose B can be folded, the sealing hose A and the sealing hose B can be stretched or compressed along with the movement of the nut, and meanwhile, the leakage of the lubricating oil in the sealing hose A and the sealing hose B is guaranteed.
As a further scheme of the utility model: sealing connection between sealing hose A, sealing hose B and nut, connecting piece A, the connecting piece B, consequently sealing hose A, sealing hose B are inside to be sealed environment, and it can be less to add lubricating oil in inside so that the lead screw motion in-process frictional force, makes it from taking lubricated effect, can not lead to lubricating oil to leak again simultaneously.
As a further scheme of the utility model: the interior of the nut is provided with an internal thread matched with the adjusting part, and the nut can be rotated to be matched with the adjusting part to drive the whole lead screw to perform lifting motion.
As a further scheme of the utility model: the side of nut is equipped with integrated into one piece's mounting disc, the edge of mounting disc is equipped with the screw hole that the equidistance distributes, makes it can with more equipment phase-matchs through the mounting disc that sets up, and the suitability is wider, and the simple and easy swift of mounting means simultaneously.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the nut mechanism, the screw rod can be driven to move through the nut mechanism, meanwhile, the sealing space is formed inside the nut mechanism, lubricating oil is injected into the sealing space, the nut can be constantly in a lubricated state in the running process, friction force can be greatly reduced, the nut and the screw rod can rotate more smoothly, meanwhile, abrasion can be reduced, the service life of parts is prolonged, the sealing space can guarantee that the lubricating oil does not leak, frequent maintenance is not needed, and the use and maintenance cost is reduced.
2. According to the utility model, the sealing hose can be used for sealing lubricating oil, so that the lubricating oil is prevented from leaking, and meanwhile, the foldable design can adapt to the movement between the nut and the screw rod, the movement of the nut and the screw rod is not limited, the friction force is not increased, and the sealing effect is good.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side elevation and longitudinal cross-sectional view of a lead screw according to the present invention;
fig. 3 is a schematic structural view of the nut mechanism of the present invention.
In the figure: 1. a screw rod; 11. a lower half; 111. a connecting piece A; 12. an adjustment section; 13. an upper half part; 131. a connecting piece B; 2. a nut mechanism; 21. a nut; 211. mounting a disc; 2111. a threaded hole; 22. sealing the shaft sleeve A; 23. sealing the hose A; 24. sealing the shaft sleeve B; 25. the hose B is sealed.
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 to 3, in the embodiment of the present invention, a feed screw nut with a lubricating function includes a feed screw 1 and a nut mechanism 2, and the nut mechanism 2 is nested in the middle of the feed screw 1;
the screw rod 1 comprises a lower half part 11, a connecting piece A111, an adjusting part 12, an upper half part 13 and a connecting part B, the bottom end of the upper half part 13 is welded with the middle position of the top of the connecting piece B131, the top end of the adjusting part 12 is welded with the middle position of the bottom of the connecting piece B131, the bottom end of the adjusting part 12 is welded with the middle position of the top of the connecting piece A111, the top end of the lower half part 11 is welded with the middle position of the bottom of the connecting piece A111, the nut mechanism 2 comprises a nut 21, a sealing shaft sleeve A22, a sealing hose A23, a sealing shaft sleeve B24 and a sealing hose B25, the sealing hose A23 is vertically installed at the middle position of the bottom of the nut 21, the sealing hose B25 is vertically installed at the middle position of the top of the nut 21, the sealing shaft sleeve A22 is horizontally installed at the bottom of the sealing hose A23, and the sealing shaft sleeve B24 is horizontally installed at the top of the sealing hose B25.
Wherein, the side surfaces of the upper half part 13, the adjusting part 12 and the lower half part 11 are all in a spiral shape, and the screw threads on the outer side of the adjusting part 12 are matched with the nut 21 to drive the screw rod 1 to operate.
Sealed axle sleeve A22 and connecting piece A111 phase-match, sealed axle sleeve B24 and connecting piece B131 phase-match can play the fixed effect of connection through sealed axle sleeve A22 and the sealed axle sleeve B24 that set up, guarantee the leakproofness of junction simultaneously for inside formation sealed environment.
The sealing hoses A23 and B25 are foldable and corrugated, and the sealing hoses A23 and B25 can be folded to expand or compress along with the movement of the nut 21, and the internal lubricating oil is prevented from leaking.
The sealing hose A23 and the sealing hose B25 are in sealing connection with the nut 21, the connecting piece A111 and the connecting piece B131, so that the interiors of the sealing hose A23 and the sealing hose B25 are in a sealing environment, lubricating oil is added into the interiors, so that the friction force in the movement process of the screw rod 1 is small, the screw rod 1 has a lubricating effect, and meanwhile, the lubricating oil cannot leak.
The inside of nut 21 is equipped with the internal thread with adjustment portion 12 assorted, can cooperate adjustment portion 12 to drive whole lead screw 1 through rotating nut 21 and carry out the elevating movement.
The side of nut 21 is equipped with integrated into one piece's mounting disc 211, and the edge of mounting disc 211 is equipped with the screw hole 2111 that the equidistance distributes, makes it can with more equipment phase-matchs through the mounting disc 211 that sets up, and the suitability is wider, and the simple and easy swift of mounting means simultaneously.
The working principle of the utility model is as follows: firstly, a worker installs a nut mechanism 2 in the middle of a screw rod 1, then lubricating oil is injected between the nut mechanism 2 and the screw rod 1, then the nut mechanism 2 and the screw rod 1 are connected with equipment, and then the equipment drives the nut mechanism 2 to rotate to drive the screw rod 1 to move up and down;
the equipment is connected and fixed with a mounting disc 211 on the side surface of a nut 21, the equipment drives the nut 21 to rotate, internal threads are arranged inside the nut 21 and are matched with external threads of an adjusting part 12, so the nut 21 rotates to drive the adjusting part 12 to lift, and then the whole lead screw 1 is driven to lift, wherein the adjusting part 12 can lift and move when the nut 21 rotates, in the process, a sealing hose A23 and a sealing hose B25 can be pressed or unfolded, because the outer surfaces of the sealing hose A23 and the sealing hose B25 are foldable and folded, the movement of the adjusting part 12 can be adapted, the lubricating effect of lubricating oil can be ensured in the moving process of the nut 21, the lubricating oil can be between the sealing hose A23 and the sealing hose B25, because the lubricating oil is in a sealing environment, the lubricating oil can not be reduced due to leakage in the long-time use process, therefore, the nut 21 can be ensured to be in a lubricated state, and meanwhile, the great consumption of the lubricant is not worried, so that the use cost is reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a from screw-nut of taking lubricating function, includes lead screw (1) and nut mechanism (2), its characterized in that: the nut mechanism (2) is nested and installed in the middle of the screw rod (1);
the lead screw (1) comprises a lower half part (11), a connecting piece A (111), an adjusting part (12), an upper half part (13) and a connecting part B, the bottom end of the upper half part (13) is welded with the top middle position of the connecting piece B (131), the top end of the adjusting part (12) is welded with the bottom middle position of the connecting piece B (131), the bottom end of the adjusting part (12) is welded with the top middle position of the connecting piece A (111), the top end of the lower half part (11) is welded with the bottom middle position of the connecting piece A (111), the nut mechanism (2) comprises a nut (21), a sealing shaft sleeve A (22), a sealing hose A (23), a sealing shaft sleeve B (24) and a sealing hose B (25), the sealing hose A (23) is vertically installed at the bottom middle position of the nut (21), and the sealing hose B (25) is vertically installed at the top middle position of the nut (21), the sealing shaft sleeve A (22) is horizontally arranged at the bottom end of the sealing hose A (23), and the sealing shaft sleeve B (24) is horizontally arranged at the top end of the sealing hose B (25).
2. The feed screw nut with the lubricating function as claimed in claim 1, wherein: the side surfaces of the upper half part (13), the adjusting part (12) and the lower half part (11) are all in a spiral shape.
3. The feed screw nut with the lubricating function as claimed in claim 1, wherein: the sealing shaft sleeve A (22) is matched with the connecting piece A (111), and the sealing shaft sleeve B (24) is matched with the connecting piece B (131).
4. The feed screw nut with the lubricating function as claimed in claim 1, wherein: the outer surfaces of the sealing hose A (23) and the sealing hose B (25) are foldable and wrinkled.
5. The feed screw nut with the lubricating function as claimed in claim 1, wherein: the sealing hose A (23) and the sealing hose B (25) are connected with the nut (21), the connecting piece A (111) and the connecting piece B (131) in a sealing mode.
6. The feed screw nut with the lubricating function as claimed in claim 1, wherein: the inner part of the nut (21) is provided with an internal thread matched with the adjusting part (12).
7. The feed screw nut with the lubricating function as claimed in claim 1, wherein: the side of nut (21) is equipped with integrated into one piece's mounting disc (211), the edge of mounting disc (211) is equipped with screw hole (2111) that the equidistance distributes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122189804.9U CN215634776U (en) | 2021-09-10 | 2021-09-10 | Screw rod nut with lubricating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122189804.9U CN215634776U (en) | 2021-09-10 | 2021-09-10 | Screw rod nut with lubricating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215634776U true CN215634776U (en) | 2022-01-25 |
Family
ID=79914603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122189804.9U Active CN215634776U (en) | 2021-09-10 | 2021-09-10 | Screw rod nut with lubricating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215634776U (en) |
-
2021
- 2021-09-10 CN CN202122189804.9U patent/CN215634776U/en active Active
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