CN211715698U - Double-thread connecting screw rod - Google Patents
Double-thread connecting screw rod Download PDFInfo
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- CN211715698U CN211715698U CN201921788968.XU CN201921788968U CN211715698U CN 211715698 U CN211715698 U CN 211715698U CN 201921788968 U CN201921788968 U CN 201921788968U CN 211715698 U CN211715698 U CN 211715698U
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- screw
- connecting portion
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Abstract
The utility model discloses a double thread connecting screw relates to the machine part field. This double thread connecting screw rod, including the body of rod, the one end of the body of rod is equipped with the threaded rod, the other end of the body of rod is equipped with connecting portion, the one end welded fastening that the body of rod was kept away from to connecting portion has the base, the surface annular of connecting portion sets up flutedly, the fixed adapter sleeve that has cup jointed in the surface of connecting portion and the one side that is located the recess, the base includes first disc, second disc and tangent plane, one side and the second disc fixed connection of first disc. This double thread connection lead screw, the one end of the body of rod sets up the threaded rod, and the other end of the body of rod sets up connecting portion, and the body of rod both ends are connected through the connecting piece that corresponds respectively, compare the nut connection of current lead screw, and the connected mode of this structure is more nimble, more has creativity, and the application scene is more extensive, richens current lead screw structure, and the application scope is wider.
Description
Technical Field
The utility model relates to a machine part technical field specifically is a double thread connecting screw rod.
Background
Screws, whose main function is to convert a rotary motion into a linear motion, are commonly used in various fields of the mechanical industry, and are generally composed of a body, a nut, and balls, which are generally connected to a driving member (e.g., a motor), and transmit a pivoting power provided by the driving member to an actuator connected to the screw.
Present lead screw major structure is too single, and the both ends of lead screw adopt the nut to fix usually, and the fixed mode of nut is too single, relative and traditional lead screw do not have the innovation, to the not enough of current device, the utility model discloses a lead screw is connected to two screw threads.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model discloses a double thread connecting screw to solve the problem that proposes among the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the double-thread connecting screw rod comprises a rod body, wherein a threaded rod is arranged at one end of the rod body, a connecting part is arranged at the other end of the rod body, and a base is welded and fixed at one end, far away from the rod body, of the connecting part.
The surface ring of connecting portion sets up the recess, the fixed cover in the surface of connecting portion and the one side that is located the recess has connect the adapter sleeve.
The base comprises a first disc, a second disc and a tangent plane, one side of the first disc is fixedly connected with the second disc, and the tangent plane is formed in the outer surface of the base and along the axis direction of the threaded rod.
Preferably, the outer surface of the rod body is provided with a spiral line, and a tooth form angle formed between every two adjacent spiral lines is 60 degrees.
Preferably, the diameter of the ball corresponding to the spiral line is 0.35 mm.
Preferably, the rod body, the threaded rod and the connecting part are integrally cast and combined.
Preferably, the axial length corresponding to the spiral line is 57.3mm, and the axial length of the threaded rod is 3.5 mm.
Preferably, the width of the groove is 0.6 mm.
Preferably, the rod body is arranged coaxially with the threaded rod.
Preferably, the thread part of the screw rod has a three-needle diameter of 3.06mm, a bottom diameter of 2.95mm and a top diameter of 2.3 mm.
The utility model discloses a double thread connecting screw rod, its beneficial effect who possesses as follows:
this double thread connection lead screw, the one end of the body of rod sets up the threaded rod, and the other end of the body of rod sets up connecting portion, and the body of rod both ends are connected through the connecting piece that corresponds respectively, compare the nut connection of current lead screw, and the connected mode of this structure is more nimble, more has creativity, and the application scene is more extensive, richens current lead screw structure, and the application scope is wider.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a partial structure of the connecting portion of the present invention;
FIG. 3 is a right side view of the present invention;
fig. 4 is a partial enlarged view of the helix of the present invention.
In the figure: the spiral-type steel rod comprises a rod body 1, a spiral line 101, a threaded rod 2, a connecting part 3, a groove 301, a connecting sleeve 302, a base 4, a first disc 401, a second disc 402 and a section 403.
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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
The embodiment of the utility model discloses two screw thread connecting screw, as shown in fig. 1-4, including the body of rod 1, the one end of the body of rod 1 is equipped with threaded rod 2, the other end of the body of rod 1 is equipped with connecting portion 3, the one end welded fastening that the body of rod 1 was kept away from to connecting portion 3 has base 4.
In addition, base 4 includes first disc 401, second disc 402 and tangent plane 403, one side and second disc 402 fixed connection of first disc 401, tangent plane 403 has been seted up along the axis direction of threaded rod 2 to the surface of base 4, and the connecting piece is passed to the tip of the body of rod 1, makes the both ends of the body of rod 1 expose respectively, and threaded rod 2 surplus corresponding nuts that the one end of the body of rod 1 is connected carry out threaded connection, then, connecting portion 3 that the other end of the body of rod 1 was equipped with, and the surface of connecting portion 3 is equipped with recess 301 and adapter sleeve 302, fixes the tip of the body of rod 1, and connection mode between them is more nimble, and at last, when dismantling, the antiport realizes the process of dismantling.
Further, the rod body 1, the threaded rod 2 and the connecting portion 3 are cast integrally, and the rod body 1 and the threaded rod 2 are arranged coaxially.
Further, the axial length corresponding to the spiral line 101 is 57.3mm, and the axial length of the threaded rod 2 is 3.5 mm.
Furthermore, the diameter of three needles of the threaded part of the screw rod is 3.06mm, the diameter of the bottom of the threaded part of the screw rod is 2.95mm, and the diameter of the top of the threaded part of the screw rod is 2.3 mm.
The double-thread connection lead screw, the one end of the body of rod 1 sets up threaded rod 2, and the other end of the body of rod 1 sets up connecting portion 3, and 1 both ends of the body of rod are connected through the connecting piece that corresponds respectively, compare the nut connection of current lead screw, and the connected mode of this structure is more nimble, more inventive, and the application scene is more extensive, richens current lead screw structure, and the application scope is wider.
The working principle is as follows: the device is when using, at first, to and use the scene, the connecting piece is passed to the tip of the body of rod 1, make its body of rod 1's both ends expose respectively, the threaded rod 2 that the one end of the body of rod 1 is connected remains the nut that corresponds and carries out threaded connection, then, connecting portion 3 that the other end of the body of rod 1 was equipped with, the surface of connecting portion 3 is equipped with recess 301 and adapter sleeve 302, fix the tip of the body of rod 1, connection mode between them is more nimble, and at last, when dismantling, the antiport, realize the process of dismantling.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a double thread connecting screw, includes the body of rod (1), its characterized in that: a threaded rod (2) is arranged at one end of the rod body (1), a connecting part (3) is arranged at the other end of the rod body (1), and a base (4) is fixedly welded at one end, far away from the rod body (1), of the connecting part (3);
a groove (301) is formed in the outer surface of the connecting part (3) in an annular mode, and a connecting sleeve (302) is fixedly sleeved on the outer surface of the connecting part (3) and located on one side of the groove (301);
the base (4) comprises a first disc (401), a second disc (402) and a tangent plane (403), one side of the first disc (401) is fixedly connected with the second disc (402), and the tangent plane (403) is formed in the outer surface of the base (4) and along the axis direction of the threaded rod (2).
2. A double threaded connecting screw as defined in claim 1 wherein: the outer surface of the rod body (1) is provided with spiral lines (101), and a tooth-shaped angle formed between every two adjacent spiral lines (101) is 60 degrees.
3. A double threaded connecting screw as defined in claim 2 wherein: the diameter of the ball corresponding to the spiral line (101) is 0.35 mm.
4. A double threaded connecting screw as defined in claim 1 wherein: the rod body (1), the threaded rod (2) and the connecting part (3) are cast integrally.
5. A double threaded connecting screw as defined in claim 2 wherein: the axial length that helix (101) corresponds is 57.3mm, the axial length of threaded rod (2) is 3.5 mm.
6. A double threaded connecting screw as defined in claim 1 wherein: the width of the groove (301) is 0.6 mm.
7. A double threaded connecting screw as defined in claim 1 wherein: the rod body (1) and the threaded rod (2) are coaxially arranged.
8. A double threaded connecting screw as defined in claim 1 wherein: the diameter of the three needles of the threaded part of the screw rod is 3.06mm, the diameter of the bottom of the threaded part of the screw rod is 2.95mm, and the diameter of the top of the threaded part of the screw rod is 2.3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921788968.XU CN211715698U (en) | 2019-10-23 | 2019-10-23 | Double-thread connecting screw rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921788968.XU CN211715698U (en) | 2019-10-23 | 2019-10-23 | Double-thread connecting screw rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211715698U true CN211715698U (en) | 2020-10-20 |
Family
ID=72813816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921788968.XU Active CN211715698U (en) | 2019-10-23 | 2019-10-23 | Double-thread connecting screw rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211715698U (en) |
-
2019
- 2019-10-23 CN CN201921788968.XU patent/CN211715698U/en active Active
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