CN219413186U

CN219413186U - Precision bolt with flange plate

Info

Publication number: CN219413186U
Application number: CN202320232138.9U
Authority: CN
Inventors: 李博恩
Original assignee: Ningbo Zhengyu Fasteners Co ltd
Current assignee: Ningbo Zhengyu Fasteners Co ltd
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-07-25
Anticipated expiration: 2033-02-03

Abstract

The utility model discloses a precision bolt with a flange, which comprises a bolt rod, a bolt head and a nut, wherein the bolt head is integrally arranged at the top end of the bolt rod, a nut thread is sleeved outside the bolt rod, a storage groove is formed in the inner side of the top end of the bolt head, a connecting screw hole is formed in the bottom end of the storage groove, the connecting screw hole is internally connected with a screw rod through threads, a first flange is integrally arranged at the top of the screw rod, and a second flange is movably arranged outside the first flange; the outside of the screw rod is sleeved with a buffer block, and the outside of the screw rod is positioned at the top of the buffer block and sleeved with a gasket. According to the utility model, the precision bolts are combined with the flange plates, the sleeved flange plate structure is arranged, the combination mode of the precision bolts is selected according to actual needs, the connection between different workpieces is carried out, the structure is simple, the operation and the use are convenient, the installation among multiple parts is realized, the workpieces are connected more stably, and the problems that the bolts are inconvenient to use for butting different workpieces and the application range is narrow in the prior art are solved.

Description

Precision bolt with flange plate

Technical Field

The utility model relates to the technical field of bolts, in particular to a precision bolt with a flange plate.

Background

The bolt is mainly used for fastening and connecting two parts with through holes, and the bolt has a plurality of different models and can be used for connecting different workpieces. The precision bolt can be used in places with larger load and larger connecting piece. In order to improve the connection strength of the bolts, or to realize;

the utility model patent with the name of a spline bolt with a flange plate is disclosed in the application number 201320806312.2. The utility model discloses a spline body, cone, ring flange, intermediate layer afterbody is provided with the screw thread, spline body and ring flange fixed connection, and the junction of spline body and ring flange is provided with the cone, and the ring flange is connected with the intermediate layer. The spline body is provided with twelve splines. The spline coils are uniformly distributed in the center. The flange plate is circular. The utility model has simple structure, convenient assembly and disassembly, high temperature resistance and fatigue resistance.

The flange plate of the spline bolt is single in function, inconvenient to use for butting different workpieces, narrow in application range, easy to rust after long-time use, and incapable of being disassembled when the later-stage workpieces are maintained.

Therefore, it is necessary to invent a precision bolt with a flange to solve the above problems.

Disclosure of Invention

The utility model aims to provide a precision bolt with a flange, which solves the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a take precision bolt of ring flange, includes bolt pole, bolt head and nut, and the bolt head is integrative to be set up in the bolt pole top, and the nut screw thread cup joints in the bolt pole outside, the storage tank has been seted up to bolt head top inboard, and the tank bottom end has been seted up and has been connected the screw, the screw is connected to the internal thread of connecting screw, and the integrative first ring flange that is provided with in screw top, the activity of first ring flange outside sets up the second ring flange;

the outside of the screw rod is sleeved with a buffer block, and the outside of the screw rod is positioned at the top of the buffer block and sleeved with a gasket.

As a preferable scheme of the utility model, the second flange plate is sleeved on the top of the outer side of the first flange plate, positioning clamping grooves are circumferentially distributed on the outer side of the first flange plate, positioning clamping blocks are fixedly connected to the bottom of the inner side of the second flange plate, and a plurality of positioning clamping grooves are respectively matched with a plurality of positioning clamping blocks;

the flat mouth is seted up to second ring flange both sides, and the flat mouth middle part is equipped with the recess, be equipped with the screw hole that runs through the second ring flange in the recess, and the screw hole extends into on the first ring flange, and screw hole is equipped with the screw, and first ring flange passes through screw fixed connection with the second ring flange.

As a preferable scheme of the utility model, the top end of the inner side of the second flange plate is provided with a flange, and the inner diameter of the flange is smaller than the outer diameter of the first flange plate.

As a preferable scheme of the utility model, an oil filling hole is formed in the inner side of the storage groove and positioned at the axis of the bolt head, and an overflow hole is formed in the side part of the bolt rod in a penetrating manner, and the overflow hole is communicated with the oil filling hole.

In a preferred embodiment of the present utility model, the cross-sectional shape of the receiving groove is a regular hexagon, and the cross-sectional shape of the buffer block matches the receiving groove.

As a preferred embodiment of the present utility model, the buffer block is made of a rubber material, and the gasket is made of metallic aluminum.

In the technical scheme, the utility model has the technical effects and advantages that:

1. the precision bolts are combined with the flange plates, and the sleeved flange plate structure is arranged, so that the combination mode of the precision bolts is selected according to actual needs, different workpieces are connected, the structure is simple, the operation and the use are convenient, the installation among multiple parts is realized, the workpieces are connected more stably, and the problems that the bolts are inconvenient to butt against different workpieces in the prior art and the application range is narrow are solved;

2. through setting up oil filler point and overflow hole, cooperation lubricating oil uses, and installs the buffer block additional when connecting and cushion and seal, avoids the lead screw corrosion lock to die inside the bolt head, and reduces the loss between the part during installation, during the dismantlement, is convenient for carry out moist lubrication to take down the bolt pole, maintain the work piece.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a first perspective view of the overall structure of the present utility model;

FIG. 2 is a second perspective view of the overall structure of the present utility model;

FIG. 3 is a front view of the overall structure of the present utility model;

FIG. 4 is an exploded view of a first perspective of the overall structure of the present utility model;

FIG. 5 is a second perspective exploded view of the overall structure of the present utility model;

FIG. 6 is a perspective view showing the structure of the connection screw hole and the screw rod according to the present utility model.

Reference numerals illustrate:

a bolt shank-1; a bolt head-2; a nut-3; a storage groove-4; a connecting screw hole-5; a screw rod-6; a first flange plate-7; a second flange plate-8; a buffer block-9; gasket-10; a positioning clamping groove-11; positioning a clamping block-12; plain end-13; a groove-14; screw-15; a flange-16; oil filling hole-17; and an overflow aperture-18.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The utility model provides a precision bolt with a flange plate as shown in figures 1-6, which comprises a bolt rod 1, a bolt head 2 and a nut 3, wherein the bolt head 2 is integrally arranged at the top end of the bolt rod 1, the nut 3 is in threaded sleeve joint with the outer side of the bolt rod 1, a storage groove 4 is formed in the inner side of the top end of the bolt head 2, a connecting screw hole 5 is formed in the bottom end of the storage groove 4, a screw rod 6 is in threaded connection with the connecting screw hole 5, a first flange plate 7 is integrally arranged at the top of the screw rod 6, a second flange plate 8 is movably arranged on the outer side of the first flange plate 7, and the precision bolt provided by the scheme can change three practical states, namely a screw rod connecting structure consisting of the bolt rod 1, the bolt head 2 and the nut 3, a further increased combined structure of the first flange plate 7 is further provided with a second flange plate 8, and a combined structure of a connecting pivot outline is increased;

the outside of the screw rod 6 is sleeved with a buffer block 9, the outside of the screw rod 6 is positioned at the top of the buffer block 9 and sleeved with a gasket 10, the buffer block 9 and the gasket 10 are used for mounting and protecting the screw rod 6, rust and lock of the screw rod 6 in the bolt head 2 are avoided, the replacement of the use state is facilitated, and the second flange 8 has different size selections;

in conclusion, the multiple states are converted, so that the multiple-state workpiece butting device has multiple functions in use, is convenient to butt different workpieces, and has a wide application range.

Furthermore, in the above technical scheme, the second flange 8 is sleeved on the top of the outer side of the first flange 7, positioning clamping grooves 11 are circumferentially distributed on the outer side of the first flange 7, positioning clamping blocks 12 are fixedly connected to the bottom of the inner side of the second flange 8, the positioning clamping grooves 11 are respectively matched with the positioning clamping blocks 12, the positioning clamping blocks 12 are inserted into the positioning clamping grooves 11 to facilitate quick installation of the second flange 8 and the first flange 7, and the stability after installation is higher;

flat openings 13 are formed in two sides of the second flange plate 8, grooves 14 are formed in the middle of the flat openings 13, threaded holes penetrating through the second flange plate 8 are formed in the grooves 14, the threaded holes extend into the first flange plate 7, screws 15 are arranged in the threaded holes, the first flange plate 7 and the second flange plate 8 are fixedly connected through the screws 15, and the connecting structure of the first flange plate 7 and the second flange plate 8 is not easy to separate after connection.

Further, in the above technical scheme, the inside top of the second flange 8 is provided with the flange 16, and the inside diameter of the flange 16 is smaller than the outside diameter of the first flange 7, the position of the flange 16 can be clamped at the top of the first flange 7, the second flange 8 is prevented from directly sliding down when in butt joint placement, and the threaded holes on the first flange 7 and the second flange 8 can be just butt-jointed after the second flange 8 is clamped.

Further, in the above technical scheme, the oil hole 17 is formed in the inner side of the accommodating groove 4 and located at the axis of the bolt head 2, the overflow hole 18 penetrates through the side portion of the bolt rod 1, the overflow hole 18 is communicated with the oil hole 17, when disassembly is needed, the screw rod 6 is unscrewed from the connecting screw hole 5, the buffer block 9 is taken out, lubricating oil is injected into the oil hole 17, the lubricating oil flows out from the overflow hole, the connecting portion of the workpiece or the connecting portion of the bolt rod 1 and the nut 3 can be wetted and lubricated, the bolt rod 1 is convenient to take out, and the workpiece is maintained.

Further, in the above technical scheme, accomodate groove 4 cross sectional shape and set up to regular hexagon, and buffer block 9 cross sectional shape and accomodate groove 4 assorted, buffer block 9 is made by rubber material, and packing ring 10 is made by metal aluminium, and buffer block 9 is loaded the back and is difficult for running out, and is difficult for being rotated, and the buffering effect is better.

When the precision bolt with the flange plate is used, a combination mode of the precision bolt is selected according to actual needs, and connection between different workpieces is performed:

if two workpieces with through holes are arranged, a bolt rod 1 passes through the through holes of the two workpieces, then a bolt head 2 is attached to the outer side of the workpieces, a hexagonal screw is used for inserting into a containing groove 4 for limiting, a spanner clamping nut 3 is used for screwing in, so that the two workpieces are clamped and fastened, and the connection between the workpieces is completed;

in the above structure, if another part is needed to be connected with the outer side of the workpiece, the first flange 7 can be installed on the top end of the bolt head 2, and the above adding part is installed by butt joint of the connecting screw and the flange, and further, when the first flange 7 of the workpiece is inconvenient to butt joint or is not suitable for adding the use of the workpiece, the second flange 8 can be installed on the first flange 7 according to the need;

when first ring flange 7 and second ring flange 8 are installed, embolia second ring flange 8 from first ring flange 7 top, and location fixture block 12 and positioning card groove 11 butt joint, until flange 16 bottom laminating first ring flange 7, screw 15 is used to connect after the screw hole butt joint on first ring flange 7 and the second ring flange 8, and when bolt head 2 and lead screw 6 connect, use buffer block 9 and packing ring 10 to cushion and seal, avoid the rust lock of lead screw 6 to be in bolt head 2 inside, and reduce the loss of part time during the installation.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides a take precision bolt of ring flange, includes bolt pole (1), bolt head (2) and nut (3), and bolt head (2) an organic whole sets up in bolt pole (1) top, and nut (3) screw cup joints in bolt pole (1) outside, its characterized in that: the inner side of the top end of the bolt head (2) is provided with a storage groove (4), the bottom end of the storage groove (4) is provided with a connecting screw hole (5), the connecting screw hole (5) is internally connected with a screw rod (6) through threads, the top of the screw rod (6) is integrally provided with a first flange plate (7), and the outer side of the first flange plate (7) is movably provided with a second flange plate (8);

the outside of the screw rod (6) is sleeved with a buffer block (9), and the outside of the screw rod (6) is positioned at the top of the buffer block (9) and is sleeved with a gasket (10).

2. The flanged precision bolt of claim 1, wherein: the second flange plate (8) is sleeved at the top of the outer side of the first flange plate (7), positioning clamping grooves (11) are circumferentially distributed on the outer side of the first flange plate (7), positioning clamping blocks (12) are fixedly connected to the bottom of the inner side of the second flange plate (8), and the positioning clamping grooves (11) are respectively matched with the positioning clamping blocks (12);

flat mouths (13) are seted up to second ring flange (8) both sides, and flat mouths (13) middle part is equipped with recess (14), be equipped with in recess (14) and run through the screw hole of second ring flange (8), and the screw hole extends into on first ring flange (7), and screw hole is equipped with screw (15), and first ring flange (7) and second ring flange (8) pass through screw (15) fixed connection.

3. The flanged precision bolt of claim 1, wherein: the top end of the inner side of the second flange plate (8) is provided with a flange (16), and the inner diameter of the flange (16) is smaller than the outer diameter of the first flange plate (7).

4. The flanged precision bolt of claim 1, wherein: the inner side of the containing groove (4) and the axis of the bolt head (2) are provided with oil holes (17), the side part of the bolt rod (1) is penetrated with overflow holes (18), and the overflow holes (18) are communicated with the oil holes (17).

5. The flanged precision bolt of claim 1, wherein: the section shape of the storage groove (4) is set to be regular hexagon, and the section shape of the buffer block (9) is matched with the section shape of the storage groove (4).

6. The flanged precision bolt of claim 1, wherein: the buffer block (9) is made of rubber material, and the gasket (10) is made of metallic aluminum.