CN217355442U - Nut for ball screw - Google Patents
Nut for ball screw Download PDFInfo
- Publication number
- CN217355442U CN217355442U CN202221387477.6U CN202221387477U CN217355442U CN 217355442 U CN217355442 U CN 217355442U CN 202221387477 U CN202221387477 U CN 202221387477U CN 217355442 U CN217355442 U CN 217355442U
- Authority
- CN
- China
- Prior art keywords
- nut
- main body
- groove
- plug
- oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model is suitable for a ball technical field provides a nut for ball, include: the nut body is connected to the outer side of the screw body, the right end of the nut body is fixedly connected with the mounting plate, and the countersunk head screw penetrates through the baffle plate; an oil groove which is arranged inside the nut main body; the oil inlet is formed in the upper end face of the nut main body and connected to the upper end of the oil groove, and a first plug is connected to the inside of the oil inlet; the mounting groove is formed in the nut main body and is arranged on the right side of the oil groove; the liquid inlet is formed in the lower end face of the nut main body and connected to the lower end of the mounting groove, and a second plug is connected to the inside of the liquid inlet. The utility model provides a pair of nut for ball has improved lubricated effect, and the cooling bath is the annular setting, is convenient for carry out the heat transfer heat dissipation, has solved the inhomogeneous problem of present ball nut radiating effect.
Description
Technical Field
The utility model belongs to the technical field of ball, especially, relate to a nut for ball.
Background
The ball screw is the most commonly used transmission element on tool machinery and precision machinery, and the main function of the ball screw is to convert rotary motion into linear motion or convert torque into axial repeated acting force, the ball screw is composed of a screw rod, a nut, a steel ball, a preforming piece, a reverser and a dust preventer, wherein the nut is a main moving part, however, the existing nut for the ball screw still has some defects, such as the defects;
the ball screw nut is as CN213479091U granted to Chinese patent publication number, its nut is installed on the lead screw, arc oil groove and arc cooling bath have been seted up to the axial on the terminal surface of nut, and arc oil groove and arc cooling bath do not communicate, still install the apron on the nut terminal surface of seting up the arc oil groove, install sealed the pad between apron and the nut, water filling hole and oil filler point have been seted up in the outer fringe of nut, oil filler point and arc oil groove intercommunication, water filling hole and arc cooling bath intercommunication, all install the end cap on water filling hole and the oil filler point, the oil leak hole has still been seted up on the arc oil groove, the oil leak hole communicates with the helicla flute of nut. Be provided with arc oil groove and arc cooling bath, lubricating oil can enter into the helicla flute of nut through the oil leak hole in to can produce lubricated effect between nut and lead screw, and add the coolant liquid in the arc cooling bath, the nut generates heat the back, through the heat transfer, accumulational heat in the nut can be absorbed to the coolant liquid, thereby makes the difficult thermal expansion that takes place of nut, has guaranteed lead screw drive's stability.
However, the above prior art solutions have the following drawbacks: the radians of its arc oil groove and arc cooling bath all are less than 180, and the coolant liquid only is located the unilateral of nut, easily leads to the radiating effect inhomogeneous, and then has certain use defect, consequently, we provide a nut for ball to in solving the above-mentioned problem of proposing.
SUMMERY OF THE UTILITY MODEL
The utility model provides a nut for ball aims at solving the radian of present ball nut arc oil groove and arc cooling bath and all is less than 180, and the coolant liquid only is located the unilateral of nut, easily leads to the inhomogeneous problem of radiating effect.
The utility model discloses a realize like this, a nut for ball, include:
the nut body is connected to the outer side of the screw body, the ball body is connected between the screw body and the nut body in a rolling mode, the right end of the nut body is fixedly connected with the mounting plate, the end face of the mounting plate is connected with the gasket, the right end of the gasket is connected with the baffle, and a countersunk screw penetrates through the baffle;
the nut body is provided with a plurality of oil grooves, each oil groove is arranged in the corresponding nut body, the inner surface of each nut body is provided with a micropore connected to one end, close to the corresponding lead screw body, of each oil groove, and a first connecting hole transversely arranged in the corresponding nut body is connected between the single bodies of the oil grooves;
the oil inlet is formed in the upper end face of the nut main body and connected to the upper end of the oil groove, a first plug is connected to the inside of the oil inlet, and a groove is formed in the left side of the upper end face of the first plug;
the mounting groove is formed in the nut main body and is arranged on the right side of the oil groove, and a second connecting hole formed in the nut main body is connected between the single bodies of the mounting groove;
the liquid inlet is formed in the lower end face of the nut main body and connected to the lower end of the mounting groove, and a second plug is connected to the inside of the liquid inlet.
Preferably, the vertical section of the oil groove is annularly arranged, and the oil groove is formed in the nut main body at equal intervals from left to right.
Preferably, the oil groove and the nut main body are concentrically arranged, the micropores and the first connecting holes are distributed at equal angles relative to the horizontal center line of the oil groove, and the micropores and the first connecting holes are arranged in a staggered mode.
Preferably, the vertical section of the first plug is arranged in a T shape, and the first plug is in clamping connection with the nut main body through the oil inlet.
Preferably, the second connecting holes are distributed at equal angles with respect to a horizontal center line of the mounting groove.
Preferably, the left side position of the lower end face of the second plug is also provided with a groove.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a pair of nut for ball has improved lubricated effect, and the cooling bath is the annular setting, is convenient for carry out the heat transfer heat dissipation, has solved the inhomogeneous problem of present ball nut radiating effect.
1. The groove is arranged on the outer end face of each of the first plug and the second plug, when the first plug and the second plug are taken out, the groove is scratched to facilitate the opening of the first plug and the second plug, so that the practicability is better, and the operation is more convenient and faster;
2. the nut is provided with the oil grooves and the micropores, the vertical sections of the oil grooves are annularly arranged, the oil grooves are arranged in the nut main body at equal intervals from left to right, the micropores are distributed at equal angles relative to the horizontal central line of the oil grooves, lubricating oil slowly flows into the space between the screw rod body and the nut main body through the micropores, the connecting part of the screw rod body and the nut main body is lubricated and uniformly lubricated, and the lubricating effect is improved;
3. be equipped with mounting groove and second connecting hole, be the annular through the mounting groove and set up, and the second connecting hole is about the angular distribution such as the horizontal central line of mounting groove, and the inside coolant liquid of mounting groove conveniently circulates through the second connecting hole, is convenient for carry out the omnidirectional heat transfer, has solved the inhomogeneous problem of present ball screw nut radiating effect.
Drawings
Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is a schematic diagram of a side view cross-sectional structure of the connection between the oil groove and the first connection hole of the present invention;
FIG. 4 is a schematic view of a side view cross-sectional structure of the mounting groove and the second connecting hole of the present invention;
fig. 5 is an enlarged schematic structural view of the point B in fig. 1 according to the present invention.
In the figure: the screw comprises a screw body 1, a nut body 2, a ball body 3, a mounting plate 4, a gasket 5, a baffle 6, a countersunk screw 7, an oil groove 8, a micropore 9, a first connecting hole 10, an oil inlet 11, a first plug 12, a groove 13, a mounting groove 14, a second connecting hole 15, a liquid inlet 16 and a second plug 17.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-5, the present invention provides a technical solution: a nut for a ball screw, comprising: the outer side of the screw body 1 is connected with a nut main body 2, a ball body 3 is connected between the screw body 1 and the nut main body 2 in a rolling mode, the right end of the nut main body 2 is fixedly connected with a mounting plate 4, the end face of the mounting plate 4 is connected with a gasket 5, the right end of the gasket 5 is connected with a baffle plate 6, the inside of the baffle plate 6 is connected with a countersunk screw 7 in a penetrating mode, an oil groove 8 is formed in the nut main body 2, the inner surface of the nut main body 2 is provided with a micropore 9 connected to one end, close to the screw body 1, of the oil groove 8, and a first connecting hole 10 transversely formed in the nut main body 2 is connected between single bodies of the oil groove 8;
an oil inlet 11 connected to the upper end of the oil groove 8 is formed in the upper end face of the nut main body 2, a first plug 12 is connected to the inside of the oil inlet 11, a groove 13 is formed in the left side of the upper end face of the first plug 12, an installation groove 14 is formed in the nut main body 2 and is arranged on the right side of the oil groove 8, a second connection hole 15 formed in the nut main body 2 is connected between monomers of the installation groove 14, a liquid inlet 16 is formed in the lower end face of the nut main body 2 and is connected to the lower end of the installation groove 14, a second plug 17 is connected to the inside of the liquid inlet 16, and as shown in fig. 1, the first plug 12 and the second plug 17 respectively play a role in sealing the oil inlet 11 and the liquid inlet 16;
when the nut for the ball screw is used, firstly, lubricating oil and cooling liquid are respectively injected into the oil groove 8 and the mounting groove 14 through the oil inlet 11 and the liquid inlet 16, the first plug 12 and the second plug 17 are respectively plugged into the oil inlet 11 and the liquid inlet 16, and the oil inlet 11 and the liquid inlet 16 are sealed, specifically, as shown in fig. 1, 2 and 5, as the outer end faces of the first plug 12 and the second plug 17 are both provided with the grooves 13, when the first plug 12 and the second plug 17 are taken out, the grooves 13 are scratched, so that the first plug 12 and the second plug 17 are conveniently opened;
specifically as shown in fig. 1, fig. 4 and fig. 5, because the vertical cross-section of oil groove 8 and mounting groove 14 all is the annular setting, and oil groove 8 and mounting groove 14 all set up in nut body 2's inside from a left side to the right side equidistance, and micropore 9 is the equiangular distribution about oil groove 8's horizontal central line, lubricating oil slowly flows into between lead screw body 1 and the nut body 2 through micropore 9, lubricate screw body 1 and nut body 2 connection part, the convenient heat that absorbs nut body 2 through the inside coolant liquid of mounting groove 14 simultaneously, accelerate the heat dissipation, as shown in fig. 3 and fig. 4, make things convenient for the circulation of the inside lubricating oil of micropore 9 through first connecting hole 10, make things convenient for the circulation of the inside coolant liquid of mounting groove 14 through second connecting hole 15, this is this nut for ball.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A nut for a ball screw, characterized in that: the method comprises the following steps:
the screw rod comprises a screw rod body (1), wherein a nut main body (2) is connected to the outer side of the screw rod body (1), a ball body (3) is connected between the screw rod body (1) and the nut main body (2) in a rolling mode, a mounting plate (4) is fixedly connected to the right end of the nut main body (2), a gasket (5) is connected to the end face of the mounting plate (4), a baffle (6) is connected to the right end of the gasket (5), and a countersunk head screw (7) penetrates through the interior of the baffle (6);
the nut body (1) is provided with a nut body (2) and a first connecting hole (10) which is arranged in the nut body (2) transversely, wherein the nut body (2) is provided with a plurality of micropores (9) which are connected with the inner surface of the nut body (2) and close to one end of the nut body (1) through the oil groove (8);
the nut comprises an oil inlet (11), a first plug (12) and a groove (13), wherein the oil inlet (11) is formed in the upper end face of the nut main body (2) and is connected to the upper end of the oil groove (8), the first plug (12) is connected to the inside of the oil inlet (11), and the left side of the upper end face of the first plug (12) is provided with the groove;
the mounting groove (14) is formed in the nut main body (2) and is arranged on the right side of the oil groove (8), and a second connecting hole (15) formed in the nut main body (2) is connected between the single bodies of the mounting groove (14);
the liquid inlet (16) is formed in the lower end face of the nut main body (2) and connected to the lower end of the mounting groove (14), and a second plug (17) is connected to the inside of the liquid inlet (16).
2. A nut for a ball screw according to claim 1, wherein: the vertical section of the oil groove (8) is annularly arranged, and the oil groove (8) is formed in the nut main body (2) at equal intervals from left to right.
3. A nut for a ball screw according to claim 1, wherein: oil groove (8) and nut main part (2) set up with one heart, and micropore (9) and first connecting hole (10) all about the equal angular distribution of horizontal central line of oil groove (8) to crisscross setting between micropore (9) and first connecting hole (10).
4. A nut for a ball screw according to claim 1, wherein: the vertical section of the first plug (12) is arranged in a T shape, and the first plug (12) is connected with the nut main body (2) in a clamping mode through the oil inlet (11).
5. A nut for a ball screw according to claim 1, wherein: the second connecting holes (15) are distributed at equal angles relative to the horizontal center line of the mounting groove (14).
6. A nut for a ball screw according to claim 1, wherein: the left side position of the lower end face of the second plug (17) is also provided with a groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221387477.6U CN217355442U (en) | 2022-06-06 | 2022-06-06 | Nut for ball screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221387477.6U CN217355442U (en) | 2022-06-06 | 2022-06-06 | Nut for ball screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217355442U true CN217355442U (en) | 2022-09-02 |
Family
ID=83017884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221387477.6U Active CN217355442U (en) | 2022-06-06 | 2022-06-06 | Nut for ball screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217355442U (en) |
-
2022
- 2022-06-06 CN CN202221387477.6U patent/CN217355442U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN217355442U (en) | Nut for ball screw | |
| CN206092848U (en) | Cold lead screw of cavity oil | |
| CN111629559A (en) | Liquid cooling heat dissipation plate based on three-dimensional cooling flow channel and machining method thereof | |
| CN214331232U (en) | Equal-section thin-wall bearing | |
| CN110649747A (en) | Heat insulation motor mounting structure | |
| CN210970591U (en) | Splicing structure of honeycomb air duct of passenger car | |
| CN212377108U (en) | Novel bearing body | |
| CN210106407U (en) | Heat dissipation deep groove ball bearing | |
| CN210919937U (en) | High-stability shock absorber stop ring of automobile air conditioner | |
| CN216049370U (en) | Detachable heat dissipation industry aluminium alloy | |
| CN217762632U (en) | Embedded floating oil seal seat | |
| CN216158104U (en) | Angular contact ball bearing with high bearing capacity | |
| CN209586771U (en) | A kind of auto pump reducing leakage | |
| CN219452696U (en) | Bearing with multiple sealing structures | |
| CN219317476U (en) | Stress-dispersed universal joint bearing structure | |
| CN220600253U (en) | Plastic retainer for robot bearing | |
| CN214837761U (en) | High-strength automobile rotating shaft | |
| CN212803933U (en) | Plane bearing | |
| CN219581685U (en) | High-precision spindle box cooling structure using external circulating cooling water | |
| CN213744903U (en) | Sealing device for automobile die stamping equipment | |
| CN217528742U (en) | Cold drawing die cooling mechanism for seamless steel pipe | |
| CN219432299U (en) | Machining integrated bearing seat | |
| CN212055545U (en) | Bearing sealing structure | |
| CN216589633U (en) | Bearing box with oil sump cooling water channel | |
| CN212656865U (en) | Sealed oil cooler end cover |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230718 Address after: Room 3-2, No. 101, Xianxia Road, Nanmingshan Street, Liandu District, Lishui City, Zhejiang Province, 323000 Patentee after: Zhejiang Jintie Transmission Technology Co.,Ltd. Address before: 323000 No. 6, Chengda street, nanmingshan street, Liandu District, Lishui City, Zhejiang Province Patentee before: Lishui Yihao transmission Co.,Ltd. |