CN217950966U - Tiebar locking nut connection structure that takes off - Google Patents
Tiebar locking nut connection structure that takes off Download PDFInfo
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- CN217950966U CN217950966U CN202222243451.0U CN202222243451U CN217950966U CN 217950966 U CN217950966 U CN 217950966U CN 202222243451 U CN202222243451 U CN 202222243451U CN 217950966 U CN217950966 U CN 217950966U
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- nut
- self
- locking nut
- tie bar
- tiebar
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Abstract
The utility model discloses a tiebar anti-loosening nut connecting structure, which comprises a mounting plate, wherein a through hole is formed in the mounting plate, a threaded column at the tail end of the tiebar passes through the through hole in the mounting plate, the tail end of the threaded column is in threaded connection with a gland nut, the rear side of the gland nut is sleeved with a self-locking nut, and the front internal thread of the self-locking nut is matched and connected with an outer convex thread at the rear part of the gland nut; have simple structure, reasonable in design, the thinking is novel unique, connects the back through gland nut, makes tie bar and mounting panel firm in connection, recycles self-locking nut and connects tie bar and gland nut respectively, and self-locking nut can not only prevent that gland nut from retreating, can also lock on the screw post, prevents that gland nut from retreating.
Description
Technical Field
The utility model relates to the technical field of machinery, especially, relate to a tiebar locking nut connection structure that takes off.
Background
The tie bar is a rod-shaped component which is installed on mechanical equipment and plays a role in traction, and in a mold locking mechanism of an injection molding machine, the tie bar needs to bear a large mold locking force to ensure the reliability of mold closing, otherwise, a product processed by the mold is unqualified.
And the tiebar not only will select the steel that the performance is excellent when the selection material, still need be at the in-process of assembly tiebar simultaneously, will be firm to the installation of tiebar, prevent that tiebar nut is not hard up to break away from, can not effectual firm tiebar, consequently the application discloses a tiebar locking nut connection structure that takes off.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the current problem, a tiebar locking nut connection structure that takes off is provided.
The utility model discloses a realize through following technical scheme: the utility model provides a tiebar locking nut connection structure that takes off, includes the mounting panel, set up the through-hole on the mounting panel, the screw thread post of the tail end of tiebar passes the through-hole on the mounting panel, screw thread post tail end threaded connection gland nut, and self-locking nut is cup jointed to the gland nut rear side, and self-locking nut's preceding internal thread accordant connection gland nut's evagination screw thread at rear portion.
As a further improvement to the above scheme, the threaded column is symmetrically sleeved with the elastic washers and is respectively positioned on two sides of the mounting plate, and the two sides of the elastic washers, close to one side of the Gollin column, are symmetrically sleeved with the gaskets for strengthening the pre-tightening force and preventing the threads from loosening.
As a further improvement to the above scheme, a convex ring is integrally arranged at the rear side of the compression nut, an inner thread matched with the threaded column is arranged in an inner hole of the convex ring, and an outer convex thread is arranged on the outer curved surface of the convex ring;
a stepped hole is concentrically arranged in the self-locking nut, a front internal thread matched with the outer convex thread is arranged on the inner wall of the front part of the stepped hole, and a rear internal thread matched with the threaded column is arranged on the inner wall of the rear part of the stepped hole;
in the process of installing the tie bar column, the outer convex threads on the outer curved surface of the convex ring integrally arranged at the rear end of the compression nut are connected with the front inner threads of the front part of the self-locking nut, the inner threads of the compression nut and the rear inner threads of the self-locking nut are in threaded sleeve connection with each other on the threaded column, the outer convex threads of the compression nut and the rear inner threads of the self-locking nut are connected with the threaded column through the front inner threads of the self-locking nut, and one force difference is formed by the two threaded connections to form a self-locking effect.
As a further improvement to the above scheme, the length of the convex ring is smaller than the depth of the front part of the stepped hole, so that the self-locking nut is locked on the threaded column.
As the further improvement to the above scheme, the cross section of the tie bar is larger than that of the threaded column at the tail end of the tie bar, the tie bar is ensured not to penetrate through the through hole of the mounting plate, and the tie bar can be reliably connected to the mounting plate through the compression nut.
Compared with the prior art, the utility model has the following advantages: have simple structure, reasonable in design, the thinking is novel unique, connects the back through gland nut, makes tie bar and mounting panel firm in connection, recycles self-locking nut and connects tie bar and gland nut respectively, and self-locking nut can not only prevent that gland nut from retreating, can also connect the bulge loop of gland nut rear side to and lock on the screw thread post, the two combines, makes self-locking nut prevent gland nut to retreat while self-locking nut also locks at the screw thread post, can not move back certainly.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-2, a tiebar locking nut connection structure that takes off, includes mounting panel 1, set up through-hole 10 on the mounting panel 1, the threaded post 3 of the tail end of tiebar 2 passes through-hole 10 on the mounting panel 1, 3 tail end threaded connection gland nut 6 of threaded post, and gland nut 6 rear side cup joints self-locking nut 7, and the outer convex screw thread at the preceding internal thread accordant connection gland nut 6 rear portion of self-locking nut 7.
As a further improvement to the above scheme, the threaded column 3 is symmetrically sleeved with the elastic washers 5 and is respectively positioned on two sides of the mounting plate 1, and the two sides of the elastic washers 5 close to one side of the tie bar 2 are symmetrically sleeved with the gaskets 4 for strengthening pretightening force and preventing threads from loosening.
As a further improvement to the above scheme, a convex ring 8 is integrally arranged at the rear side of the compression nut 6, an inner thread matched with the threaded column 3 is arranged in an inner hole of the convex ring 8, and an outer convex thread is arranged on the outer curved surface of the convex ring 8;
a step hole 11 is concentrically arranged in the self-locking nut 7, a front internal thread matched with the outer convex thread is arranged on the inner wall of the front part of the step hole 11, and a rear internal thread matched with the threaded column 3 is arranged on the inner wall of the rear part of the step hole 11;
in the process of installing the tie bar 2, the outer convex threads on the outer curved surface of the convex ring 8 integrally arranged at the rear end of the compression nut 6 are connected with the front inner threads of the front part of the self-locking nut 7, the inner threads of the compression nut 6 and the rear inner threads of the self-locking nut 7 are in threaded sleeve connection with the threaded column 3, the outer convex threads of the compression nut 6 and the rear inner threads of the self-locking nut 7 are connected with the threaded column 3 through the front inner threads of the self-locking nut 7, and two threaded connections form a force difference to form a self-locking effect.
As a further improvement to the above scheme, the length of the convex ring 8 is smaller than the depth of the front part of the stepped hole 11, so that the self-locking nut 7 is locked on the threaded column 3.
As a further improvement to the above scheme, the cross section of the tie bar 2 is larger than that of the threaded post 3 at the tail end of the tie bar 2, so that the tie bar 2 cannot penetrate through the through hole 10 of the mounting plate 1, and the tie bar 2 can be reliably connected to the mounting plate 1 through the compression nut 6.
A mounting method of a tie bar anti-loosening nut connecting structure comprises the following steps: during installation, an elastic washer 5 is sleeved between the tie bar 2 and the threaded column 3, gaskets 4 are sleeved on two sides of the elastic washer 5, and then the threaded column 3 at the tail end of the tie bar 2 penetrates through the through hole 10 in the installation plate 1;
then sleeving an elastic washer 5 on the threaded column 3, and screwing a compression nut 6 to enable the compression nut 6 to press the elastic washer 5;
finally, the self-locking nut 7 is screwed, so that the rear internal thread of the self-locking nut 7 is connected with the thread on the threaded column 3, along with the screwing displacement of the self-locking nut 7, the front internal thread of the self-locking nut 7 is connected with the outer convex thread of the compression nut 6 and the rear internal thread of the self-locking nut 7 is connected with the threaded column 3, and the two threads are connected to form a force difference to form a self-locking effect, so that the purpose of preventing the nut from returning and loosening the tie-in column 2 is achieved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (4)
1. The utility model provides a tiebar locking nut connection structure that takes off, includes the mounting panel, its characterized in that, set up the through-hole on the mounting panel, the screw thread post of the tail end of tiebar passes the through-hole on the mounting panel, screw thread post tail end threaded connection gland nut, and self-locking nut is cup jointed to the gland nut rear side, and the outer convex screw thread at self-locking nut's preceding internal thread accordant connection gland nut rear portion.
2. The tie bar anti-loosening nut connection structure according to claim 1, wherein the threaded post is symmetrically sleeved with elastic washers and is located on both sides of the mounting plate, and the elastic washers on one side of the threaded post close to the tie bar are symmetrically sleeved with gaskets.
3. The tie bar anti-loosening nut connecting structure according to claim 1, wherein a convex ring is integrally arranged at the rear side of the compression nut, an inner thread matched with the threaded column is arranged in an inner hole of the convex ring, and an outer convex thread is arranged on an outer curved surface of the convex ring.
4. The tie bar anti-loosening nut connecting structure according to claim 1, wherein a stepped hole is concentrically formed in the self-locking nut, a front internal thread matched with the outer convex thread is formed on an inner wall of the front portion of the stepped hole, and a rear internal thread matched with the threaded post is formed on an inner wall of the rear portion of the stepped hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222243451.0U CN217950966U (en) | 2022-08-25 | 2022-08-25 | Tiebar locking nut connection structure that takes off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222243451.0U CN217950966U (en) | 2022-08-25 | 2022-08-25 | Tiebar locking nut connection structure that takes off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217950966U true CN217950966U (en) | 2022-12-02 |
Family
ID=84231203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222243451.0U Active CN217950966U (en) | 2022-08-25 | 2022-08-25 | Tiebar locking nut connection structure that takes off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217950966U (en) |
-
2022
- 2022-08-25 CN CN202222243451.0U patent/CN217950966U/en active Active
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| GR01 | Patent grant |