CN215634297U

CN215634297U - Special anti-shearing nut for high-strength knife angle blade

Info

Publication number: CN215634297U
Application number: CN202121890000.5U
Authority: CN
Inventors: 王亮
Original assignee: Shandong Ruibiao Machinery Co ltd
Current assignee: Shandong Ruibiao Machinery Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-01-25
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a special anti-shearing nut for a high-strength knife angle blade, which comprises a shell, wherein an adjusting area is arranged in the shell, a pressure spring is fixedly arranged at the upper part of the inner side of the shell, a tension spring is fixedly arranged at the lower part of the inner side of the shell, a contraction rod is movably arranged at the inner side of the tension spring, and the shell is movably connected with an upper fixing block through the contraction rod. This kind of special anti-shear nut of high-strength tool angle blade, the upper portion that can make the fixed block moves to its rear side, the upper portion of lower fixed block also moves to the rear side simultaneously, the bayonet socket has been seted up because of the connecting block middle part, thereby can make the upper portion of going up fixed block and lower fixed block to be convenient for separate to it, when the upper portion of going up fixed block and lower fixed block moves to the rear side, can make the lower part shrink between them simultaneously, press from both sides tightly the screw rod of installing zone inside, and the tension spring and the compression spring of rear side, can make the fixed block and the fixed block can not squint down, the mesh that improves the fastening nature has been reached at last.

Description

Special anti-shearing nut for high-strength knife angle blade

Technical Field

The utility model relates to the technical field of nut fixing devices, in particular to a special anti-shearing nut for a high-strength knife angle blade.

Background

The nut is a nut, and is screwed together with a bolt or a screw rod to play a role in fastening, and an element which is necessary for all production and manufacturing machines is divided into carbon steel, stainless steel, non-ferrous metal and other types according to different materials.

General nut is installed and is punched on the step board, installs on the shaft tower basis, directly passes the hole on the step board, and reuse nut compresses tightly, fixes the tower foot on the basis, because current nut does not adopt any shockproof measure, receives powerful power effect down, and the bolt is easily sheared to can increase the potential safety hazard.

Therefore, a special anti-shearing nut for the high-strength knife angle blade needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special anti-shearing nut for a high-strength knife angle blade, which aims to solve the problem that the potential safety hazard is increased because the existing nut does not adopt any anti-vibration measure and is easy to shear under the action of strong power.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a special anti-shear nut of high-strength corner of a knife blade, includes the shell, the regulatory region has been seted up to the inside of shell, the inboard upper portion fixed mounting of shell has pressure spring, the inboard lower part fixed mounting of shell has tension spring, tension spring's inboard movable mounting has the shrink pole, the shell has last fixed block through shrink pole swing joint, go up the side of fixed block and seted up the connecting hole, the inside fixed mounting of connecting hole has the connecting block, the bayonet socket has been seted up on the upper portion of connecting block, it passes through fixed block fixed connection down fixed block to go up the fixed block, go up the fixed block and seted up the installing zone with the middle part of fixed block down.

As a preferable technical solution of the present invention, the number of the pressure springs and the tension springs is six, and the six pressure springs and the six tension springs are respectively located at the rear sides of the upper fixing block and the lower fixing block.

As a preferable technical scheme of the utility model, the upper fixing block and the lower fixing block have the same size and are installed oppositely.

As a preferred technical scheme of the utility model, the number of the connecting holes is four, and the four connecting holes are respectively positioned at two ends of the side surface of the upper fixing block and the side surface of the lower fixing block.

As a preferable technical solution of the present invention, the tension spring and the compression spring are corresponding in position and have the same size.

As a preferable technical solution of the present invention, the thickness of the upper fixing block and the lower fixing block is the same as the thickness of the housing.

As a preferred technical solution of the present invention, the size of the adjustment area is larger than the size of the upper fixing block and the lower fixing block.

Compared with the prior art, the utility model has the beneficial effects that: the utility model relates to a special anti-shearing nut for a high-strength knife angle blade, which has the characteristic of improving the fastening property, and specifically comprises the following components in percentage by weight:

this kind of special anti-shear nut of high-strength corner of a knife blade, at first when exerting from shell upper portion, the screw rod in the inside of installing zone can make upper fixed block and lower fixed block move to the side, because of the power is perpendicular with the shell, thereby exert the power to the upper portion of upper fixed block and lower fixed block earlier, when both atresss, can make the upper portion of upper fixed block move to its rear side, the upper portion of lower fixed block also moves to the rear side simultaneously, because of the bayonet socket has been seted up at the connecting block middle part, thereby can make the upper portion of upper fixed block and lower fixed block be convenient for separate to it, when the upper portion of upper fixed block and lower fixed block moves to the rear side, can make both lower parts shrink simultaneously, press from both sides tight to the screw rod in the inside of installing zone, and the tension spring and the pressure spring of rear side, can make upper fixed block and lower fixed block can not squint, the purpose that has improved the fastening nature has finally been reached.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the overall top view structure of the present invention;

FIG. 3 is a schematic view of the disassembled structure of the present invention;

fig. 4 is a partial perspective view of the present invention.

In the figure: 1. a housing; 2. a pressure spring; 3. a tension spring; 4. a retracting lever; 5. an upper fixed block; 6. connecting holes; 7. connecting blocks; 8. a bayonet; 9. a lower fixed block; 10. an installation area; 11. a regulatory region.

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. 1-4, the utility model provides a special anti-shearing nut for a high-strength corner blade, which comprises a shell 1, wherein an adjusting area 11 is arranged inside the shell 1, a pressure spring 2 is fixedly arranged at the upper part of the inner side of the shell 1, a tension spring 3 is fixedly arranged at the lower part of the inner side of the shell 1, when force is applied from the upper part of the shell 1, an upper fixing block 5 and a lower fixing block 9 can move to the side by a screw rod in an installation area 10, the force is vertical to the shell 1, so that the force is firstly applied to the upper parts of the upper fixing block 5 and the lower fixing block 9, when the force is applied to the upper parts of the upper fixing block 5 and the lower fixing block 9, the upper parts of the upper fixing block 5 and the lower fixing block 9 move to the rear side, a bayonet 8 is arranged at the middle part of a connecting block 7, so that the upper parts of the upper fixing block 5 and the lower fixing block 9 can be conveniently separated, a contraction rod 4 is movably arranged at the inner side of the tension spring 3, shell 1 has last fixed block 5 through 4 swing joint of shrink pole, and connecting hole 6 has been seted up to the side of going up fixed block 5, and the inside fixed mounting of connecting hole 6 has connecting block 7, and bayonet socket 8 has been seted up on the upper portion of connecting block 7, goes up fixed block 5 and has seted up installing zone 10 through fixed block 9 under the 7 fixedly connected with of connecting block, the middle part of going up fixed block 5 and lower fixed block 9.

Pressure spring 2 and tension spring 3's quantity is six, be located the rear side of fixed block 5 and lower fixed block 9 respectively, can make the skew can not appear in the position of fixed block 5 and lower fixed block 9, it is the same with the size of lower fixed block 5 to go up the fixed block 5, be mutual opposition installation, make the middle part between them can set up installing zone 10, the inside screw rod that is used for installing simultaneously, the quantity of connecting hole 6 is four, be located the side both ends of fixed block 5 and lower fixed block 9 respectively, be convenient for connect upper fixed block 5 and lower fixed block 9, make it connect more firmly simultaneously.

The tension spring 3 corresponds to the pressure spring 2 in position and is the same in size, so that the tension spring and the pressure spring are balanced in stress, the upper fixing block 5 and the lower fixing block 9 are the same in thickness as the shell 1, the upper fixing block 5 and the lower fixing block 9 are convenient to fix, and the adjusting area 11 is larger than the upper fixing block 5 and the lower fixing block 9 in size.

The working principle is as follows:

the special anti-shearing nut for the high-strength knife angle blade is characterized in that when force is applied from the upper part of a shell 1, a screw rod in an installation area 10 can enable an upper fixing block 5 and a lower fixing block 9 to move towards the side, the force is vertical to the shell 1, so that the force is firstly applied to the upper parts of the upper fixing block 5 and the lower fixing block 9, when the upper parts of the upper fixing block 5 and the lower fixing block 9 are stressed, the upper parts of the upper fixing block 5 and the lower fixing block 9 can move towards the rear side, the upper parts of the lower fixing block 9 also move towards the rear side simultaneously, a bayonet 8 is arranged in the middle of a connecting block 7, so that the upper parts of the upper fixing block 5 and the lower fixing block 9 can be conveniently separated, when the upper parts of the upper fixing block 5 and the lower fixing block 9 move towards the rear side, the lower parts of the upper fixing block and the screw rod in the installation area 10 can be clamped, and the tension spring 3 and the pressure spring 2 on the rear side can enable the upper fixing block 5 and the lower fixing block 9 not to deviate, and finally achieve the purpose of improving the fastening performance, the problem of current nut do not adopt any shockproof measure, receive powerful power effect down, the bolt is easily sheared to can increase the potential safety hazard is solved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special anti-shear nut of high-strength corner of a knife blade, includes shell (1), its characterized in that: regulation area (11) have been seted up to the inside of shell (1), the inboard upper portion fixed mounting of shell (1) has pressure spring (2), the inboard lower part fixed mounting of shell (1) has tension spring (3), the inboard movable mounting of tension spring (3) has shrink pole (4), shell (1) has last fixed block (5) through shrink pole (4) swing joint, connecting hole (6) have been seted up to the side of going up fixed block (5), the inside fixed mounting of connecting hole (6) has connecting block (7), bayonet socket (8) have been seted up on the upper portion of connecting block (7), go up fixed block (5) through connecting block (7) fixed connection down fixed block (9), go up fixed block (5) and down the middle part of fixed block (9) and seted up installing zone (10).

2. The special shear-resistant nut for the high-strength knife angle blade according to claim 1, characterized in that: the number of the pressure springs (2) and the number of the tension springs (3) are six, and the six pressure springs and the six tension springs are respectively positioned at the rear sides of the upper fixing block (5) and the lower fixing block (9).

3. The special shear-resistant nut for the high-strength knife angle blade according to claim 1, characterized in that: the upper fixing block (5) and the lower fixing block (9) are the same in size and are installed oppositely.

4. The special shear-resistant nut for the high-strength knife angle blade according to claim 1, characterized in that: the number of the connecting holes (6) is four, and the four connecting holes are respectively positioned at two ends of the side surface of the upper fixing block (5) and the two ends of the side surface of the lower fixing block (9).

5. The special shear-resistant nut for the high-strength knife angle blade according to claim 1, characterized in that: the tension spring (3) and the pressure spring (2) are corresponding in position and are the same in size.

6. The special shear-resistant nut for the high-strength knife angle blade according to claim 1, characterized in that: the thickness of the upper fixing block (5) and the thickness of the lower fixing block (9) are the same as that of the shell (1).

7. The special shear-resistant nut for the high-strength knife angle blade according to claim 1, characterized in that: the size of the adjusting area (11) is larger than that of the upper fixing block (5) and the lower fixing block (9).